Commit | Line | Data |
---|---|---|
34f80b04 | 1 | /* bnx2x_main.c: Broadcom Everest network driver. |
a2fbb9ea | 2 | * |
3359fced | 3 | * Copyright (c) 2007-2010 Broadcom Corporation |
a2fbb9ea ET |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation. | |
8 | * | |
24e3fcef EG |
9 | * Maintained by: Eilon Greenstein <eilong@broadcom.com> |
10 | * Written by: Eliezer Tamir | |
a2fbb9ea ET |
11 | * Based on code from Michael Chan's bnx2 driver |
12 | * UDP CSUM errata workaround by Arik Gendelman | |
ca00392c | 13 | * Slowpath and fastpath rework by Vladislav Zolotarov |
c14423fe | 14 | * Statistics and Link management by Yitchak Gertner |
a2fbb9ea ET |
15 | * |
16 | */ | |
17 | ||
a2fbb9ea ET |
18 | #include <linux/module.h> |
19 | #include <linux/moduleparam.h> | |
20 | #include <linux/kernel.h> | |
21 | #include <linux/device.h> /* for dev_info() */ | |
22 | #include <linux/timer.h> | |
23 | #include <linux/errno.h> | |
24 | #include <linux/ioport.h> | |
25 | #include <linux/slab.h> | |
a2fbb9ea ET |
26 | #include <linux/interrupt.h> |
27 | #include <linux/pci.h> | |
28 | #include <linux/init.h> | |
29 | #include <linux/netdevice.h> | |
30 | #include <linux/etherdevice.h> | |
31 | #include <linux/skbuff.h> | |
32 | #include <linux/dma-mapping.h> | |
33 | #include <linux/bitops.h> | |
34 | #include <linux/irq.h> | |
35 | #include <linux/delay.h> | |
36 | #include <asm/byteorder.h> | |
37 | #include <linux/time.h> | |
38 | #include <linux/ethtool.h> | |
39 | #include <linux/mii.h> | |
0c6671b0 | 40 | #include <linux/if_vlan.h> |
a2fbb9ea ET |
41 | #include <net/ip.h> |
42 | #include <net/tcp.h> | |
43 | #include <net/checksum.h> | |
34f80b04 | 44 | #include <net/ip6_checksum.h> |
a2fbb9ea ET |
45 | #include <linux/workqueue.h> |
46 | #include <linux/crc32.h> | |
34f80b04 | 47 | #include <linux/crc32c.h> |
a2fbb9ea ET |
48 | #include <linux/prefetch.h> |
49 | #include <linux/zlib.h> | |
a2fbb9ea | 50 | #include <linux/io.h> |
45229b42 | 51 | #include <linux/stringify.h> |
a2fbb9ea | 52 | |
b0efbb99 | 53 | #define BNX2X_MAIN |
a2fbb9ea ET |
54 | #include "bnx2x.h" |
55 | #include "bnx2x_init.h" | |
94a78b79 | 56 | #include "bnx2x_init_ops.h" |
9f6c9258 | 57 | #include "bnx2x_cmn.h" |
e4901dde | 58 | #include "bnx2x_dcb.h" |
a2fbb9ea | 59 | |
94a78b79 VZ |
60 | #include <linux/firmware.h> |
61 | #include "bnx2x_fw_file_hdr.h" | |
62 | /* FW files */ | |
45229b42 BH |
63 | #define FW_FILE_VERSION \ |
64 | __stringify(BCM_5710_FW_MAJOR_VERSION) "." \ | |
65 | __stringify(BCM_5710_FW_MINOR_VERSION) "." \ | |
66 | __stringify(BCM_5710_FW_REVISION_VERSION) "." \ | |
67 | __stringify(BCM_5710_FW_ENGINEERING_VERSION) | |
560131f3 DK |
68 | #define FW_FILE_NAME_E1 "bnx2x/bnx2x-e1-" FW_FILE_VERSION ".fw" |
69 | #define FW_FILE_NAME_E1H "bnx2x/bnx2x-e1h-" FW_FILE_VERSION ".fw" | |
f2e0899f | 70 | #define FW_FILE_NAME_E2 "bnx2x/bnx2x-e2-" FW_FILE_VERSION ".fw" |
94a78b79 | 71 | |
34f80b04 EG |
72 | /* Time in jiffies before concluding the transmitter is hung */ |
73 | #define TX_TIMEOUT (5*HZ) | |
a2fbb9ea | 74 | |
53a10565 | 75 | static char version[] __devinitdata = |
34f80b04 | 76 | "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver " |
a2fbb9ea ET |
77 | DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
78 | ||
24e3fcef | 79 | MODULE_AUTHOR("Eliezer Tamir"); |
f2e0899f DK |
80 | MODULE_DESCRIPTION("Broadcom NetXtreme II " |
81 | "BCM57710/57711/57711E/57712/57712E Driver"); | |
a2fbb9ea ET |
82 | MODULE_LICENSE("GPL"); |
83 | MODULE_VERSION(DRV_MODULE_VERSION); | |
45229b42 BH |
84 | MODULE_FIRMWARE(FW_FILE_NAME_E1); |
85 | MODULE_FIRMWARE(FW_FILE_NAME_E1H); | |
f2e0899f | 86 | MODULE_FIRMWARE(FW_FILE_NAME_E2); |
a2fbb9ea | 87 | |
555f6c78 EG |
88 | static int multi_mode = 1; |
89 | module_param(multi_mode, int, 0); | |
ca00392c EG |
90 | MODULE_PARM_DESC(multi_mode, " Multi queue mode " |
91 | "(0 Disable; 1 Enable (default))"); | |
92 | ||
d6214d7a | 93 | int num_queues; |
54b9ddaa VZ |
94 | module_param(num_queues, int, 0); |
95 | MODULE_PARM_DESC(num_queues, " Number of queues for multi_mode=1" | |
96 | " (default is as a number of CPUs)"); | |
555f6c78 | 97 | |
19680c48 | 98 | static int disable_tpa; |
19680c48 | 99 | module_param(disable_tpa, int, 0); |
9898f86d | 100 | MODULE_PARM_DESC(disable_tpa, " Disable the TPA (LRO) feature"); |
8badd27a EG |
101 | |
102 | static int int_mode; | |
103 | module_param(int_mode, int, 0); | |
cdaa7cb8 VZ |
104 | MODULE_PARM_DESC(int_mode, " Force interrupt mode other then MSI-X " |
105 | "(1 INT#x; 2 MSI)"); | |
8badd27a | 106 | |
a18f5128 EG |
107 | static int dropless_fc; |
108 | module_param(dropless_fc, int, 0); | |
109 | MODULE_PARM_DESC(dropless_fc, " Pause on exhausted host ring"); | |
110 | ||
9898f86d | 111 | static int poll; |
a2fbb9ea | 112 | module_param(poll, int, 0); |
9898f86d | 113 | MODULE_PARM_DESC(poll, " Use polling (for debug)"); |
8d5726c4 EG |
114 | |
115 | static int mrrs = -1; | |
116 | module_param(mrrs, int, 0); | |
117 | MODULE_PARM_DESC(mrrs, " Force Max Read Req Size (0..3) (for debug)"); | |
118 | ||
9898f86d | 119 | static int debug; |
a2fbb9ea | 120 | module_param(debug, int, 0); |
9898f86d EG |
121 | MODULE_PARM_DESC(debug, " Default debug msglevel"); |
122 | ||
1cf167f2 | 123 | static struct workqueue_struct *bnx2x_wq; |
a2fbb9ea | 124 | |
ec6ba945 VZ |
125 | #ifdef BCM_CNIC |
126 | static u8 ALL_ENODE_MACS[] = {0x01, 0x10, 0x18, 0x01, 0x00, 0x01}; | |
127 | #endif | |
128 | ||
a2fbb9ea ET |
129 | enum bnx2x_board_type { |
130 | BCM57710 = 0, | |
34f80b04 EG |
131 | BCM57711 = 1, |
132 | BCM57711E = 2, | |
f2e0899f DK |
133 | BCM57712 = 3, |
134 | BCM57712E = 4 | |
a2fbb9ea ET |
135 | }; |
136 | ||
34f80b04 | 137 | /* indexed by board_type, above */ |
53a10565 | 138 | static struct { |
a2fbb9ea ET |
139 | char *name; |
140 | } board_info[] __devinitdata = { | |
34f80b04 EG |
141 | { "Broadcom NetXtreme II BCM57710 XGb" }, |
142 | { "Broadcom NetXtreme II BCM57711 XGb" }, | |
f2e0899f DK |
143 | { "Broadcom NetXtreme II BCM57711E XGb" }, |
144 | { "Broadcom NetXtreme II BCM57712 XGb" }, | |
145 | { "Broadcom NetXtreme II BCM57712E XGb" } | |
a2fbb9ea ET |
146 | }; |
147 | ||
f2e0899f DK |
148 | #ifndef PCI_DEVICE_ID_NX2_57712 |
149 | #define PCI_DEVICE_ID_NX2_57712 0x1662 | |
150 | #endif | |
151 | #ifndef PCI_DEVICE_ID_NX2_57712E | |
152 | #define PCI_DEVICE_ID_NX2_57712E 0x1663 | |
153 | #endif | |
34f80b04 | 154 | |
a3aa1884 | 155 | static DEFINE_PCI_DEVICE_TABLE(bnx2x_pci_tbl) = { |
e4ed7113 EG |
156 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57710), BCM57710 }, |
157 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711), BCM57711 }, | |
158 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711E), BCM57711E }, | |
f2e0899f DK |
159 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57712), BCM57712 }, |
160 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57712E), BCM57712E }, | |
a2fbb9ea ET |
161 | { 0 } |
162 | }; | |
163 | ||
164 | MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl); | |
165 | ||
166 | /**************************************************************************** | |
167 | * General service functions | |
168 | ****************************************************************************/ | |
169 | ||
523224a3 DK |
170 | static inline void __storm_memset_dma_mapping(struct bnx2x *bp, |
171 | u32 addr, dma_addr_t mapping) | |
172 | { | |
173 | REG_WR(bp, addr, U64_LO(mapping)); | |
174 | REG_WR(bp, addr + 4, U64_HI(mapping)); | |
175 | } | |
176 | ||
177 | static inline void __storm_memset_fill(struct bnx2x *bp, | |
178 | u32 addr, size_t size, u32 val) | |
179 | { | |
180 | int i; | |
181 | for (i = 0; i < size/4; i++) | |
182 | REG_WR(bp, addr + (i * 4), val); | |
183 | } | |
184 | ||
185 | static inline void storm_memset_ustats_zero(struct bnx2x *bp, | |
186 | u8 port, u16 stat_id) | |
187 | { | |
188 | size_t size = sizeof(struct ustorm_per_client_stats); | |
189 | ||
190 | u32 addr = BAR_USTRORM_INTMEM + | |
191 | USTORM_PER_COUNTER_ID_STATS_OFFSET(port, stat_id); | |
192 | ||
193 | __storm_memset_fill(bp, addr, size, 0); | |
194 | } | |
195 | ||
196 | static inline void storm_memset_tstats_zero(struct bnx2x *bp, | |
197 | u8 port, u16 stat_id) | |
198 | { | |
199 | size_t size = sizeof(struct tstorm_per_client_stats); | |
200 | ||
201 | u32 addr = BAR_TSTRORM_INTMEM + | |
202 | TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, stat_id); | |
203 | ||
204 | __storm_memset_fill(bp, addr, size, 0); | |
205 | } | |
206 | ||
207 | static inline void storm_memset_xstats_zero(struct bnx2x *bp, | |
208 | u8 port, u16 stat_id) | |
209 | { | |
210 | size_t size = sizeof(struct xstorm_per_client_stats); | |
211 | ||
212 | u32 addr = BAR_XSTRORM_INTMEM + | |
213 | XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, stat_id); | |
214 | ||
215 | __storm_memset_fill(bp, addr, size, 0); | |
216 | } | |
217 | ||
218 | ||
219 | static inline void storm_memset_spq_addr(struct bnx2x *bp, | |
220 | dma_addr_t mapping, u16 abs_fid) | |
221 | { | |
222 | u32 addr = XSEM_REG_FAST_MEMORY + | |
223 | XSTORM_SPQ_PAGE_BASE_OFFSET(abs_fid); | |
224 | ||
225 | __storm_memset_dma_mapping(bp, addr, mapping); | |
226 | } | |
227 | ||
228 | static inline void storm_memset_ov(struct bnx2x *bp, u16 ov, u16 abs_fid) | |
229 | { | |
230 | REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(abs_fid), ov); | |
231 | } | |
232 | ||
233 | static inline void storm_memset_func_cfg(struct bnx2x *bp, | |
234 | struct tstorm_eth_function_common_config *tcfg, | |
235 | u16 abs_fid) | |
236 | { | |
237 | size_t size = sizeof(struct tstorm_eth_function_common_config); | |
238 | ||
239 | u32 addr = BAR_TSTRORM_INTMEM + | |
240 | TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(abs_fid); | |
241 | ||
242 | __storm_memset_struct(bp, addr, size, (u32 *)tcfg); | |
243 | } | |
244 | ||
245 | static inline void storm_memset_xstats_flags(struct bnx2x *bp, | |
246 | struct stats_indication_flags *flags, | |
247 | u16 abs_fid) | |
248 | { | |
249 | size_t size = sizeof(struct stats_indication_flags); | |
250 | ||
251 | u32 addr = BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(abs_fid); | |
252 | ||
253 | __storm_memset_struct(bp, addr, size, (u32 *)flags); | |
254 | } | |
255 | ||
256 | static inline void storm_memset_tstats_flags(struct bnx2x *bp, | |
257 | struct stats_indication_flags *flags, | |
258 | u16 abs_fid) | |
259 | { | |
260 | size_t size = sizeof(struct stats_indication_flags); | |
261 | ||
262 | u32 addr = BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(abs_fid); | |
263 | ||
264 | __storm_memset_struct(bp, addr, size, (u32 *)flags); | |
265 | } | |
266 | ||
267 | static inline void storm_memset_ustats_flags(struct bnx2x *bp, | |
268 | struct stats_indication_flags *flags, | |
269 | u16 abs_fid) | |
270 | { | |
271 | size_t size = sizeof(struct stats_indication_flags); | |
272 | ||
273 | u32 addr = BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(abs_fid); | |
274 | ||
275 | __storm_memset_struct(bp, addr, size, (u32 *)flags); | |
276 | } | |
277 | ||
278 | static inline void storm_memset_cstats_flags(struct bnx2x *bp, | |
279 | struct stats_indication_flags *flags, | |
280 | u16 abs_fid) | |
281 | { | |
282 | size_t size = sizeof(struct stats_indication_flags); | |
283 | ||
284 | u32 addr = BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(abs_fid); | |
285 | ||
286 | __storm_memset_struct(bp, addr, size, (u32 *)flags); | |
287 | } | |
288 | ||
289 | static inline void storm_memset_xstats_addr(struct bnx2x *bp, | |
290 | dma_addr_t mapping, u16 abs_fid) | |
291 | { | |
292 | u32 addr = BAR_XSTRORM_INTMEM + | |
293 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid); | |
294 | ||
295 | __storm_memset_dma_mapping(bp, addr, mapping); | |
296 | } | |
297 | ||
298 | static inline void storm_memset_tstats_addr(struct bnx2x *bp, | |
299 | dma_addr_t mapping, u16 abs_fid) | |
300 | { | |
301 | u32 addr = BAR_TSTRORM_INTMEM + | |
302 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid); | |
303 | ||
304 | __storm_memset_dma_mapping(bp, addr, mapping); | |
305 | } | |
306 | ||
307 | static inline void storm_memset_ustats_addr(struct bnx2x *bp, | |
308 | dma_addr_t mapping, u16 abs_fid) | |
309 | { | |
310 | u32 addr = BAR_USTRORM_INTMEM + | |
311 | USTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid); | |
312 | ||
313 | __storm_memset_dma_mapping(bp, addr, mapping); | |
314 | } | |
315 | ||
316 | static inline void storm_memset_cstats_addr(struct bnx2x *bp, | |
317 | dma_addr_t mapping, u16 abs_fid) | |
318 | { | |
319 | u32 addr = BAR_CSTRORM_INTMEM + | |
320 | CSTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid); | |
321 | ||
322 | __storm_memset_dma_mapping(bp, addr, mapping); | |
323 | } | |
324 | ||
325 | static inline void storm_memset_vf_to_pf(struct bnx2x *bp, u16 abs_fid, | |
326 | u16 pf_id) | |
327 | { | |
328 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_VF_TO_PF_OFFSET(abs_fid), | |
329 | pf_id); | |
330 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_VF_TO_PF_OFFSET(abs_fid), | |
331 | pf_id); | |
332 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_VF_TO_PF_OFFSET(abs_fid), | |
333 | pf_id); | |
334 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_VF_TO_PF_OFFSET(abs_fid), | |
335 | pf_id); | |
336 | } | |
337 | ||
338 | static inline void storm_memset_func_en(struct bnx2x *bp, u16 abs_fid, | |
339 | u8 enable) | |
340 | { | |
341 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNC_EN_OFFSET(abs_fid), | |
342 | enable); | |
343 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNC_EN_OFFSET(abs_fid), | |
344 | enable); | |
345 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNC_EN_OFFSET(abs_fid), | |
346 | enable); | |
347 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNC_EN_OFFSET(abs_fid), | |
348 | enable); | |
349 | } | |
350 | ||
351 | static inline void storm_memset_eq_data(struct bnx2x *bp, | |
352 | struct event_ring_data *eq_data, | |
353 | u16 pfid) | |
354 | { | |
355 | size_t size = sizeof(struct event_ring_data); | |
356 | ||
357 | u32 addr = BAR_CSTRORM_INTMEM + CSTORM_EVENT_RING_DATA_OFFSET(pfid); | |
358 | ||
359 | __storm_memset_struct(bp, addr, size, (u32 *)eq_data); | |
360 | } | |
361 | ||
362 | static inline void storm_memset_eq_prod(struct bnx2x *bp, u16 eq_prod, | |
363 | u16 pfid) | |
364 | { | |
365 | u32 addr = BAR_CSTRORM_INTMEM + CSTORM_EVENT_RING_PROD_OFFSET(pfid); | |
366 | REG_WR16(bp, addr, eq_prod); | |
367 | } | |
368 | ||
369 | static inline void storm_memset_hc_timeout(struct bnx2x *bp, u8 port, | |
370 | u16 fw_sb_id, u8 sb_index, | |
371 | u8 ticks) | |
372 | { | |
373 | ||
f2e0899f DK |
374 | int index_offset = CHIP_IS_E2(bp) ? |
375 | offsetof(struct hc_status_block_data_e2, index_data) : | |
523224a3 DK |
376 | offsetof(struct hc_status_block_data_e1x, index_data); |
377 | u32 addr = BAR_CSTRORM_INTMEM + | |
378 | CSTORM_STATUS_BLOCK_DATA_OFFSET(fw_sb_id) + | |
379 | index_offset + | |
380 | sizeof(struct hc_index_data)*sb_index + | |
381 | offsetof(struct hc_index_data, timeout); | |
382 | REG_WR8(bp, addr, ticks); | |
383 | DP(NETIF_MSG_HW, "port %x fw_sb_id %d sb_index %d ticks %d\n", | |
384 | port, fw_sb_id, sb_index, ticks); | |
385 | } | |
386 | static inline void storm_memset_hc_disable(struct bnx2x *bp, u8 port, | |
387 | u16 fw_sb_id, u8 sb_index, | |
388 | u8 disable) | |
389 | { | |
390 | u32 enable_flag = disable ? 0 : (1 << HC_INDEX_DATA_HC_ENABLED_SHIFT); | |
f2e0899f DK |
391 | int index_offset = CHIP_IS_E2(bp) ? |
392 | offsetof(struct hc_status_block_data_e2, index_data) : | |
523224a3 DK |
393 | offsetof(struct hc_status_block_data_e1x, index_data); |
394 | u32 addr = BAR_CSTRORM_INTMEM + | |
395 | CSTORM_STATUS_BLOCK_DATA_OFFSET(fw_sb_id) + | |
396 | index_offset + | |
397 | sizeof(struct hc_index_data)*sb_index + | |
398 | offsetof(struct hc_index_data, flags); | |
399 | u16 flags = REG_RD16(bp, addr); | |
400 | /* clear and set */ | |
401 | flags &= ~HC_INDEX_DATA_HC_ENABLED; | |
402 | flags |= enable_flag; | |
403 | REG_WR16(bp, addr, flags); | |
404 | DP(NETIF_MSG_HW, "port %x fw_sb_id %d sb_index %d disable %d\n", | |
405 | port, fw_sb_id, sb_index, disable); | |
406 | } | |
407 | ||
a2fbb9ea ET |
408 | /* used only at init |
409 | * locking is done by mcp | |
410 | */ | |
8d96286a | 411 | static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val) |
a2fbb9ea ET |
412 | { |
413 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
414 | pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val); | |
415 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
416 | PCICFG_VENDOR_ID_OFFSET); | |
417 | } | |
418 | ||
a2fbb9ea ET |
419 | static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr) |
420 | { | |
421 | u32 val; | |
422 | ||
423 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
424 | pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val); | |
425 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
426 | PCICFG_VENDOR_ID_OFFSET); | |
427 | ||
428 | return val; | |
429 | } | |
a2fbb9ea | 430 | |
f2e0899f DK |
431 | #define DMAE_DP_SRC_GRC "grc src_addr [%08x]" |
432 | #define DMAE_DP_SRC_PCI "pci src_addr [%x:%08x]" | |
433 | #define DMAE_DP_DST_GRC "grc dst_addr [%08x]" | |
434 | #define DMAE_DP_DST_PCI "pci dst_addr [%x:%08x]" | |
435 | #define DMAE_DP_DST_NONE "dst_addr [none]" | |
436 | ||
8d96286a | 437 | static void bnx2x_dp_dmae(struct bnx2x *bp, struct dmae_command *dmae, |
438 | int msglvl) | |
f2e0899f DK |
439 | { |
440 | u32 src_type = dmae->opcode & DMAE_COMMAND_SRC; | |
441 | ||
442 | switch (dmae->opcode & DMAE_COMMAND_DST) { | |
443 | case DMAE_CMD_DST_PCI: | |
444 | if (src_type == DMAE_CMD_SRC_PCI) | |
445 | DP(msglvl, "DMAE: opcode 0x%08x\n" | |
446 | "src [%x:%08x], len [%d*4], dst [%x:%08x]\n" | |
447 | "comp_addr [%x:%08x], comp_val 0x%08x\n", | |
448 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
449 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, | |
450 | dmae->comp_addr_hi, dmae->comp_addr_lo, | |
451 | dmae->comp_val); | |
452 | else | |
453 | DP(msglvl, "DMAE: opcode 0x%08x\n" | |
454 | "src [%08x], len [%d*4], dst [%x:%08x]\n" | |
455 | "comp_addr [%x:%08x], comp_val 0x%08x\n", | |
456 | dmae->opcode, dmae->src_addr_lo >> 2, | |
457 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, | |
458 | dmae->comp_addr_hi, dmae->comp_addr_lo, | |
459 | dmae->comp_val); | |
460 | break; | |
461 | case DMAE_CMD_DST_GRC: | |
462 | if (src_type == DMAE_CMD_SRC_PCI) | |
463 | DP(msglvl, "DMAE: opcode 0x%08x\n" | |
464 | "src [%x:%08x], len [%d*4], dst_addr [%08x]\n" | |
465 | "comp_addr [%x:%08x], comp_val 0x%08x\n", | |
466 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
467 | dmae->len, dmae->dst_addr_lo >> 2, | |
468 | dmae->comp_addr_hi, dmae->comp_addr_lo, | |
469 | dmae->comp_val); | |
470 | else | |
471 | DP(msglvl, "DMAE: opcode 0x%08x\n" | |
472 | "src [%08x], len [%d*4], dst [%08x]\n" | |
473 | "comp_addr [%x:%08x], comp_val 0x%08x\n", | |
474 | dmae->opcode, dmae->src_addr_lo >> 2, | |
475 | dmae->len, dmae->dst_addr_lo >> 2, | |
476 | dmae->comp_addr_hi, dmae->comp_addr_lo, | |
477 | dmae->comp_val); | |
478 | break; | |
479 | default: | |
480 | if (src_type == DMAE_CMD_SRC_PCI) | |
481 | DP(msglvl, "DMAE: opcode 0x%08x\n" | |
482 | DP_LEVEL "src_addr [%x:%08x] len [%d * 4] " | |
483 | "dst_addr [none]\n" | |
484 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
485 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
486 | dmae->len, dmae->comp_addr_hi, dmae->comp_addr_lo, | |
487 | dmae->comp_val); | |
488 | else | |
489 | DP(msglvl, "DMAE: opcode 0x%08x\n" | |
490 | DP_LEVEL "src_addr [%08x] len [%d * 4] " | |
491 | "dst_addr [none]\n" | |
492 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
493 | dmae->opcode, dmae->src_addr_lo >> 2, | |
494 | dmae->len, dmae->comp_addr_hi, dmae->comp_addr_lo, | |
495 | dmae->comp_val); | |
496 | break; | |
497 | } | |
498 | ||
499 | } | |
500 | ||
6c719d00 | 501 | const u32 dmae_reg_go_c[] = { |
a2fbb9ea ET |
502 | DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3, |
503 | DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7, | |
504 | DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11, | |
505 | DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15 | |
506 | }; | |
507 | ||
508 | /* copy command into DMAE command memory and set DMAE command go */ | |
6c719d00 | 509 | void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx) |
a2fbb9ea ET |
510 | { |
511 | u32 cmd_offset; | |
512 | int i; | |
513 | ||
514 | cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx); | |
515 | for (i = 0; i < (sizeof(struct dmae_command)/4); i++) { | |
516 | REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
517 | ||
ad8d3948 EG |
518 | DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n", |
519 | idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
a2fbb9ea ET |
520 | } |
521 | REG_WR(bp, dmae_reg_go_c[idx], 1); | |
522 | } | |
523 | ||
f2e0899f | 524 | u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type) |
a2fbb9ea | 525 | { |
f2e0899f DK |
526 | return opcode | ((comp_type << DMAE_COMMAND_C_DST_SHIFT) | |
527 | DMAE_CMD_C_ENABLE); | |
528 | } | |
ad8d3948 | 529 | |
f2e0899f DK |
530 | u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode) |
531 | { | |
532 | return opcode & ~DMAE_CMD_SRC_RESET; | |
533 | } | |
ad8d3948 | 534 | |
f2e0899f DK |
535 | u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type, |
536 | bool with_comp, u8 comp_type) | |
537 | { | |
538 | u32 opcode = 0; | |
539 | ||
540 | opcode |= ((src_type << DMAE_COMMAND_SRC_SHIFT) | | |
541 | (dst_type << DMAE_COMMAND_DST_SHIFT)); | |
ad8d3948 | 542 | |
f2e0899f DK |
543 | opcode |= (DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET); |
544 | ||
545 | opcode |= (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0); | |
546 | opcode |= ((BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT) | | |
547 | (BP_E1HVN(bp) << DMAE_COMMAND_DST_VN_SHIFT)); | |
548 | opcode |= (DMAE_COM_SET_ERR << DMAE_COMMAND_ERR_POLICY_SHIFT); | |
a2fbb9ea | 549 | |
a2fbb9ea | 550 | #ifdef __BIG_ENDIAN |
f2e0899f | 551 | opcode |= DMAE_CMD_ENDIANITY_B_DW_SWAP; |
a2fbb9ea | 552 | #else |
f2e0899f | 553 | opcode |= DMAE_CMD_ENDIANITY_DW_SWAP; |
a2fbb9ea | 554 | #endif |
f2e0899f DK |
555 | if (with_comp) |
556 | opcode = bnx2x_dmae_opcode_add_comp(opcode, comp_type); | |
557 | return opcode; | |
558 | } | |
559 | ||
8d96286a | 560 | static void bnx2x_prep_dmae_with_comp(struct bnx2x *bp, |
561 | struct dmae_command *dmae, | |
562 | u8 src_type, u8 dst_type) | |
f2e0899f DK |
563 | { |
564 | memset(dmae, 0, sizeof(struct dmae_command)); | |
565 | ||
566 | /* set the opcode */ | |
567 | dmae->opcode = bnx2x_dmae_opcode(bp, src_type, dst_type, | |
568 | true, DMAE_COMP_PCI); | |
569 | ||
570 | /* fill in the completion parameters */ | |
571 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
572 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
573 | dmae->comp_val = DMAE_COMP_VAL; | |
574 | } | |
575 | ||
576 | /* issue a dmae command over the init-channel and wailt for completion */ | |
8d96286a | 577 | static int bnx2x_issue_dmae_with_comp(struct bnx2x *bp, |
578 | struct dmae_command *dmae) | |
f2e0899f DK |
579 | { |
580 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); | |
581 | int cnt = CHIP_REV_IS_SLOW(bp) ? (400000) : 40; | |
582 | int rc = 0; | |
583 | ||
584 | DP(BNX2X_MSG_OFF, "data before [0x%08x 0x%08x 0x%08x 0x%08x]\n", | |
a2fbb9ea ET |
585 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
586 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
a2fbb9ea | 587 | |
f2e0899f | 588 | /* lock the dmae channel */ |
5ff7b6d4 EG |
589 | mutex_lock(&bp->dmae_mutex); |
590 | ||
f2e0899f | 591 | /* reset completion */ |
a2fbb9ea ET |
592 | *wb_comp = 0; |
593 | ||
f2e0899f DK |
594 | /* post the command on the channel used for initializations */ |
595 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); | |
a2fbb9ea | 596 | |
f2e0899f | 597 | /* wait for completion */ |
a2fbb9ea | 598 | udelay(5); |
f2e0899f | 599 | while ((*wb_comp & ~DMAE_PCI_ERR_FLAG) != DMAE_COMP_VAL) { |
ad8d3948 EG |
600 | DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp); |
601 | ||
ad8d3948 | 602 | if (!cnt) { |
c3eefaf6 | 603 | BNX2X_ERR("DMAE timeout!\n"); |
f2e0899f DK |
604 | rc = DMAE_TIMEOUT; |
605 | goto unlock; | |
a2fbb9ea | 606 | } |
ad8d3948 | 607 | cnt--; |
f2e0899f | 608 | udelay(50); |
a2fbb9ea | 609 | } |
f2e0899f DK |
610 | if (*wb_comp & DMAE_PCI_ERR_FLAG) { |
611 | BNX2X_ERR("DMAE PCI error!\n"); | |
612 | rc = DMAE_PCI_ERROR; | |
613 | } | |
614 | ||
615 | DP(BNX2X_MSG_OFF, "data after [0x%08x 0x%08x 0x%08x 0x%08x]\n", | |
616 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], | |
617 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
ad8d3948 | 618 | |
f2e0899f | 619 | unlock: |
ad8d3948 | 620 | mutex_unlock(&bp->dmae_mutex); |
f2e0899f DK |
621 | return rc; |
622 | } | |
623 | ||
624 | void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, | |
625 | u32 len32) | |
626 | { | |
627 | struct dmae_command dmae; | |
628 | ||
629 | if (!bp->dmae_ready) { | |
630 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
631 | ||
632 | DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)" | |
633 | " using indirect\n", dst_addr, len32); | |
634 | bnx2x_init_ind_wr(bp, dst_addr, data, len32); | |
635 | return; | |
636 | } | |
637 | ||
638 | /* set opcode and fixed command fields */ | |
639 | bnx2x_prep_dmae_with_comp(bp, &dmae, DMAE_SRC_PCI, DMAE_DST_GRC); | |
640 | ||
641 | /* fill in addresses and len */ | |
642 | dmae.src_addr_lo = U64_LO(dma_addr); | |
643 | dmae.src_addr_hi = U64_HI(dma_addr); | |
644 | dmae.dst_addr_lo = dst_addr >> 2; | |
645 | dmae.dst_addr_hi = 0; | |
646 | dmae.len = len32; | |
647 | ||
648 | bnx2x_dp_dmae(bp, &dmae, BNX2X_MSG_OFF); | |
649 | ||
650 | /* issue the command and wait for completion */ | |
651 | bnx2x_issue_dmae_with_comp(bp, &dmae); | |
a2fbb9ea ET |
652 | } |
653 | ||
c18487ee | 654 | void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32) |
a2fbb9ea | 655 | { |
5ff7b6d4 | 656 | struct dmae_command dmae; |
ad8d3948 EG |
657 | |
658 | if (!bp->dmae_ready) { | |
659 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
660 | int i; | |
661 | ||
662 | DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)" | |
663 | " using indirect\n", src_addr, len32); | |
664 | for (i = 0; i < len32; i++) | |
665 | data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4); | |
666 | return; | |
667 | } | |
668 | ||
f2e0899f DK |
669 | /* set opcode and fixed command fields */ |
670 | bnx2x_prep_dmae_with_comp(bp, &dmae, DMAE_SRC_GRC, DMAE_DST_PCI); | |
a2fbb9ea | 671 | |
f2e0899f | 672 | /* fill in addresses and len */ |
5ff7b6d4 EG |
673 | dmae.src_addr_lo = src_addr >> 2; |
674 | dmae.src_addr_hi = 0; | |
675 | dmae.dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data)); | |
676 | dmae.dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data)); | |
677 | dmae.len = len32; | |
ad8d3948 | 678 | |
f2e0899f | 679 | bnx2x_dp_dmae(bp, &dmae, BNX2X_MSG_OFF); |
ad8d3948 | 680 | |
f2e0899f DK |
681 | /* issue the command and wait for completion */ |
682 | bnx2x_issue_dmae_with_comp(bp, &dmae); | |
ad8d3948 EG |
683 | } |
684 | ||
8d96286a | 685 | static void bnx2x_write_dmae_phys_len(struct bnx2x *bp, dma_addr_t phys_addr, |
686 | u32 addr, u32 len) | |
573f2035 | 687 | { |
02e3c6cb | 688 | int dmae_wr_max = DMAE_LEN32_WR_MAX(bp); |
573f2035 EG |
689 | int offset = 0; |
690 | ||
02e3c6cb | 691 | while (len > dmae_wr_max) { |
573f2035 | 692 | bnx2x_write_dmae(bp, phys_addr + offset, |
02e3c6cb VZ |
693 | addr + offset, dmae_wr_max); |
694 | offset += dmae_wr_max * 4; | |
695 | len -= dmae_wr_max; | |
573f2035 EG |
696 | } |
697 | ||
698 | bnx2x_write_dmae(bp, phys_addr + offset, addr + offset, len); | |
699 | } | |
700 | ||
ad8d3948 EG |
701 | /* used only for slowpath so not inlined */ |
702 | static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo) | |
703 | { | |
704 | u32 wb_write[2]; | |
705 | ||
706 | wb_write[0] = val_hi; | |
707 | wb_write[1] = val_lo; | |
708 | REG_WR_DMAE(bp, reg, wb_write, 2); | |
a2fbb9ea | 709 | } |
a2fbb9ea | 710 | |
ad8d3948 EG |
711 | #ifdef USE_WB_RD |
712 | static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg) | |
713 | { | |
714 | u32 wb_data[2]; | |
715 | ||
716 | REG_RD_DMAE(bp, reg, wb_data, 2); | |
717 | ||
718 | return HILO_U64(wb_data[0], wb_data[1]); | |
719 | } | |
720 | #endif | |
721 | ||
a2fbb9ea ET |
722 | static int bnx2x_mc_assert(struct bnx2x *bp) |
723 | { | |
a2fbb9ea | 724 | char last_idx; |
34f80b04 EG |
725 | int i, rc = 0; |
726 | u32 row0, row1, row2, row3; | |
727 | ||
728 | /* XSTORM */ | |
729 | last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM + | |
730 | XSTORM_ASSERT_LIST_INDEX_OFFSET); | |
731 | if (last_idx) | |
732 | BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
733 | ||
734 | /* print the asserts */ | |
735 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
736 | ||
737 | row0 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
738 | XSTORM_ASSERT_LIST_OFFSET(i)); | |
739 | row1 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
740 | XSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
741 | row2 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
742 | XSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
743 | row3 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
744 | XSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
745 | ||
746 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
747 | BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
748 | " 0x%08x 0x%08x 0x%08x\n", | |
749 | i, row3, row2, row1, row0); | |
750 | rc++; | |
751 | } else { | |
752 | break; | |
753 | } | |
754 | } | |
755 | ||
756 | /* TSTORM */ | |
757 | last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM + | |
758 | TSTORM_ASSERT_LIST_INDEX_OFFSET); | |
759 | if (last_idx) | |
760 | BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
761 | ||
762 | /* print the asserts */ | |
763 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
764 | ||
765 | row0 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
766 | TSTORM_ASSERT_LIST_OFFSET(i)); | |
767 | row1 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
768 | TSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
769 | row2 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
770 | TSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
771 | row3 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
772 | TSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
773 | ||
774 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
775 | BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
776 | " 0x%08x 0x%08x 0x%08x\n", | |
777 | i, row3, row2, row1, row0); | |
778 | rc++; | |
779 | } else { | |
780 | break; | |
781 | } | |
782 | } | |
783 | ||
784 | /* CSTORM */ | |
785 | last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM + | |
786 | CSTORM_ASSERT_LIST_INDEX_OFFSET); | |
787 | if (last_idx) | |
788 | BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
789 | ||
790 | /* print the asserts */ | |
791 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
792 | ||
793 | row0 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
794 | CSTORM_ASSERT_LIST_OFFSET(i)); | |
795 | row1 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
796 | CSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
797 | row2 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
798 | CSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
799 | row3 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
800 | CSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
801 | ||
802 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
803 | BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
804 | " 0x%08x 0x%08x 0x%08x\n", | |
805 | i, row3, row2, row1, row0); | |
806 | rc++; | |
807 | } else { | |
808 | break; | |
809 | } | |
810 | } | |
811 | ||
812 | /* USTORM */ | |
813 | last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM + | |
814 | USTORM_ASSERT_LIST_INDEX_OFFSET); | |
815 | if (last_idx) | |
816 | BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
817 | ||
818 | /* print the asserts */ | |
819 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
820 | ||
821 | row0 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
822 | USTORM_ASSERT_LIST_OFFSET(i)); | |
823 | row1 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
824 | USTORM_ASSERT_LIST_OFFSET(i) + 4); | |
825 | row2 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
826 | USTORM_ASSERT_LIST_OFFSET(i) + 8); | |
827 | row3 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
828 | USTORM_ASSERT_LIST_OFFSET(i) + 12); | |
829 | ||
830 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
831 | BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
832 | " 0x%08x 0x%08x 0x%08x\n", | |
833 | i, row3, row2, row1, row0); | |
834 | rc++; | |
835 | } else { | |
836 | break; | |
a2fbb9ea ET |
837 | } |
838 | } | |
34f80b04 | 839 | |
a2fbb9ea ET |
840 | return rc; |
841 | } | |
c14423fe | 842 | |
a2fbb9ea ET |
843 | static void bnx2x_fw_dump(struct bnx2x *bp) |
844 | { | |
cdaa7cb8 | 845 | u32 addr; |
a2fbb9ea | 846 | u32 mark, offset; |
4781bfad | 847 | __be32 data[9]; |
a2fbb9ea | 848 | int word; |
f2e0899f | 849 | u32 trace_shmem_base; |
2145a920 VZ |
850 | if (BP_NOMCP(bp)) { |
851 | BNX2X_ERR("NO MCP - can not dump\n"); | |
852 | return; | |
853 | } | |
cdaa7cb8 | 854 | |
f2e0899f DK |
855 | if (BP_PATH(bp) == 0) |
856 | trace_shmem_base = bp->common.shmem_base; | |
857 | else | |
858 | trace_shmem_base = SHMEM2_RD(bp, other_shmem_base_addr); | |
859 | addr = trace_shmem_base - 0x0800 + 4; | |
cdaa7cb8 | 860 | mark = REG_RD(bp, addr); |
f2e0899f DK |
861 | mark = (CHIP_IS_E1x(bp) ? MCP_REG_MCPR_SCRATCH : MCP_A_REG_MCPR_SCRATCH) |
862 | + ((mark + 0x3) & ~0x3) - 0x08000000; | |
7995c64e | 863 | pr_err("begin fw dump (mark 0x%x)\n", mark); |
a2fbb9ea | 864 | |
7995c64e | 865 | pr_err(""); |
f2e0899f | 866 | for (offset = mark; offset <= trace_shmem_base; offset += 0x8*4) { |
a2fbb9ea | 867 | for (word = 0; word < 8; word++) |
cdaa7cb8 | 868 | data[word] = htonl(REG_RD(bp, offset + 4*word)); |
a2fbb9ea | 869 | data[8] = 0x0; |
7995c64e | 870 | pr_cont("%s", (char *)data); |
a2fbb9ea | 871 | } |
cdaa7cb8 | 872 | for (offset = addr + 4; offset <= mark; offset += 0x8*4) { |
a2fbb9ea | 873 | for (word = 0; word < 8; word++) |
cdaa7cb8 | 874 | data[word] = htonl(REG_RD(bp, offset + 4*word)); |
a2fbb9ea | 875 | data[8] = 0x0; |
7995c64e | 876 | pr_cont("%s", (char *)data); |
a2fbb9ea | 877 | } |
7995c64e | 878 | pr_err("end of fw dump\n"); |
a2fbb9ea ET |
879 | } |
880 | ||
6c719d00 | 881 | void bnx2x_panic_dump(struct bnx2x *bp) |
a2fbb9ea ET |
882 | { |
883 | int i; | |
523224a3 DK |
884 | u16 j; |
885 | struct hc_sp_status_block_data sp_sb_data; | |
886 | int func = BP_FUNC(bp); | |
887 | #ifdef BNX2X_STOP_ON_ERROR | |
888 | u16 start = 0, end = 0; | |
889 | #endif | |
a2fbb9ea | 890 | |
66e855f3 YG |
891 | bp->stats_state = STATS_STATE_DISABLED; |
892 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
893 | ||
a2fbb9ea ET |
894 | BNX2X_ERR("begin crash dump -----------------\n"); |
895 | ||
8440d2b6 EG |
896 | /* Indices */ |
897 | /* Common */ | |
523224a3 | 898 | BNX2X_ERR("def_idx(0x%x) def_att_idx(0x%x) attn_state(0x%x)" |
cdaa7cb8 | 899 | " spq_prod_idx(0x%x)\n", |
523224a3 DK |
900 | bp->def_idx, bp->def_att_idx, |
901 | bp->attn_state, bp->spq_prod_idx); | |
902 | BNX2X_ERR("DSB: attn bits(0x%x) ack(0x%x) id(0x%x) idx(0x%x)\n", | |
903 | bp->def_status_blk->atten_status_block.attn_bits, | |
904 | bp->def_status_blk->atten_status_block.attn_bits_ack, | |
905 | bp->def_status_blk->atten_status_block.status_block_id, | |
906 | bp->def_status_blk->atten_status_block.attn_bits_index); | |
907 | BNX2X_ERR(" def ("); | |
908 | for (i = 0; i < HC_SP_SB_MAX_INDICES; i++) | |
909 | pr_cont("0x%x%s", | |
910 | bp->def_status_blk->sp_sb.index_values[i], | |
911 | (i == HC_SP_SB_MAX_INDICES - 1) ? ") " : " "); | |
912 | ||
913 | for (i = 0; i < sizeof(struct hc_sp_status_block_data)/sizeof(u32); i++) | |
914 | *((u32 *)&sp_sb_data + i) = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
915 | CSTORM_SP_STATUS_BLOCK_DATA_OFFSET(func) + | |
916 | i*sizeof(u32)); | |
917 | ||
918 | pr_cont("igu_sb_id(0x%x) igu_seg_id (0x%x) " | |
919 | "pf_id(0x%x) vnic_id(0x%x) " | |
920 | "vf_id(0x%x) vf_valid (0x%x)\n", | |
921 | sp_sb_data.igu_sb_id, | |
922 | sp_sb_data.igu_seg_id, | |
923 | sp_sb_data.p_func.pf_id, | |
924 | sp_sb_data.p_func.vnic_id, | |
925 | sp_sb_data.p_func.vf_id, | |
926 | sp_sb_data.p_func.vf_valid); | |
927 | ||
8440d2b6 | 928 | |
ec6ba945 | 929 | for_each_eth_queue(bp, i) { |
a2fbb9ea | 930 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
523224a3 | 931 | int loop; |
f2e0899f | 932 | struct hc_status_block_data_e2 sb_data_e2; |
523224a3 DK |
933 | struct hc_status_block_data_e1x sb_data_e1x; |
934 | struct hc_status_block_sm *hc_sm_p = | |
f2e0899f DK |
935 | CHIP_IS_E2(bp) ? |
936 | sb_data_e2.common.state_machine : | |
523224a3 DK |
937 | sb_data_e1x.common.state_machine; |
938 | struct hc_index_data *hc_index_p = | |
f2e0899f DK |
939 | CHIP_IS_E2(bp) ? |
940 | sb_data_e2.index_data : | |
523224a3 DK |
941 | sb_data_e1x.index_data; |
942 | int data_size; | |
943 | u32 *sb_data_p; | |
944 | ||
945 | /* Rx */ | |
cdaa7cb8 | 946 | BNX2X_ERR("fp%d: rx_bd_prod(0x%x) rx_bd_cons(0x%x)" |
523224a3 | 947 | " rx_comp_prod(0x%x)" |
cdaa7cb8 | 948 | " rx_comp_cons(0x%x) *rx_cons_sb(0x%x)\n", |
8440d2b6 | 949 | i, fp->rx_bd_prod, fp->rx_bd_cons, |
523224a3 | 950 | fp->rx_comp_prod, |
66e855f3 | 951 | fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb)); |
cdaa7cb8 | 952 | BNX2X_ERR(" rx_sge_prod(0x%x) last_max_sge(0x%x)" |
523224a3 | 953 | " fp_hc_idx(0x%x)\n", |
8440d2b6 | 954 | fp->rx_sge_prod, fp->last_max_sge, |
523224a3 | 955 | le16_to_cpu(fp->fp_hc_idx)); |
a2fbb9ea | 956 | |
523224a3 | 957 | /* Tx */ |
cdaa7cb8 VZ |
958 | BNX2X_ERR("fp%d: tx_pkt_prod(0x%x) tx_pkt_cons(0x%x)" |
959 | " tx_bd_prod(0x%x) tx_bd_cons(0x%x)" | |
960 | " *tx_cons_sb(0x%x)\n", | |
8440d2b6 EG |
961 | i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod, |
962 | fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb)); | |
523224a3 | 963 | |
f2e0899f DK |
964 | loop = CHIP_IS_E2(bp) ? |
965 | HC_SB_MAX_INDICES_E2 : HC_SB_MAX_INDICES_E1X; | |
523224a3 DK |
966 | |
967 | /* host sb data */ | |
968 | ||
ec6ba945 VZ |
969 | #ifdef BCM_CNIC |
970 | if (IS_FCOE_FP(fp)) | |
971 | continue; | |
972 | #endif | |
523224a3 DK |
973 | BNX2X_ERR(" run indexes ("); |
974 | for (j = 0; j < HC_SB_MAX_SM; j++) | |
975 | pr_cont("0x%x%s", | |
976 | fp->sb_running_index[j], | |
977 | (j == HC_SB_MAX_SM - 1) ? ")" : " "); | |
978 | ||
979 | BNX2X_ERR(" indexes ("); | |
980 | for (j = 0; j < loop; j++) | |
981 | pr_cont("0x%x%s", | |
982 | fp->sb_index_values[j], | |
983 | (j == loop - 1) ? ")" : " "); | |
984 | /* fw sb data */ | |
f2e0899f DK |
985 | data_size = CHIP_IS_E2(bp) ? |
986 | sizeof(struct hc_status_block_data_e2) : | |
523224a3 DK |
987 | sizeof(struct hc_status_block_data_e1x); |
988 | data_size /= sizeof(u32); | |
f2e0899f DK |
989 | sb_data_p = CHIP_IS_E2(bp) ? |
990 | (u32 *)&sb_data_e2 : | |
991 | (u32 *)&sb_data_e1x; | |
523224a3 DK |
992 | /* copy sb data in here */ |
993 | for (j = 0; j < data_size; j++) | |
994 | *(sb_data_p + j) = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
995 | CSTORM_STATUS_BLOCK_DATA_OFFSET(fp->fw_sb_id) + | |
996 | j * sizeof(u32)); | |
997 | ||
f2e0899f DK |
998 | if (CHIP_IS_E2(bp)) { |
999 | pr_cont("pf_id(0x%x) vf_id (0x%x) vf_valid(0x%x) " | |
1000 | "vnic_id(0x%x) same_igu_sb_1b(0x%x)\n", | |
1001 | sb_data_e2.common.p_func.pf_id, | |
1002 | sb_data_e2.common.p_func.vf_id, | |
1003 | sb_data_e2.common.p_func.vf_valid, | |
1004 | sb_data_e2.common.p_func.vnic_id, | |
1005 | sb_data_e2.common.same_igu_sb_1b); | |
1006 | } else { | |
1007 | pr_cont("pf_id(0x%x) vf_id (0x%x) vf_valid(0x%x) " | |
1008 | "vnic_id(0x%x) same_igu_sb_1b(0x%x)\n", | |
1009 | sb_data_e1x.common.p_func.pf_id, | |
1010 | sb_data_e1x.common.p_func.vf_id, | |
1011 | sb_data_e1x.common.p_func.vf_valid, | |
1012 | sb_data_e1x.common.p_func.vnic_id, | |
1013 | sb_data_e1x.common.same_igu_sb_1b); | |
1014 | } | |
523224a3 DK |
1015 | |
1016 | /* SB_SMs data */ | |
1017 | for (j = 0; j < HC_SB_MAX_SM; j++) { | |
1018 | pr_cont("SM[%d] __flags (0x%x) " | |
1019 | "igu_sb_id (0x%x) igu_seg_id(0x%x) " | |
1020 | "time_to_expire (0x%x) " | |
1021 | "timer_value(0x%x)\n", j, | |
1022 | hc_sm_p[j].__flags, | |
1023 | hc_sm_p[j].igu_sb_id, | |
1024 | hc_sm_p[j].igu_seg_id, | |
1025 | hc_sm_p[j].time_to_expire, | |
1026 | hc_sm_p[j].timer_value); | |
1027 | } | |
1028 | ||
1029 | /* Indecies data */ | |
1030 | for (j = 0; j < loop; j++) { | |
1031 | pr_cont("INDEX[%d] flags (0x%x) " | |
1032 | "timeout (0x%x)\n", j, | |
1033 | hc_index_p[j].flags, | |
1034 | hc_index_p[j].timeout); | |
1035 | } | |
8440d2b6 | 1036 | } |
a2fbb9ea | 1037 | |
523224a3 | 1038 | #ifdef BNX2X_STOP_ON_ERROR |
8440d2b6 EG |
1039 | /* Rings */ |
1040 | /* Rx */ | |
ec6ba945 | 1041 | for_each_rx_queue(bp, i) { |
8440d2b6 | 1042 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
a2fbb9ea ET |
1043 | |
1044 | start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10); | |
1045 | end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503); | |
8440d2b6 | 1046 | for (j = start; j != end; j = RX_BD(j + 1)) { |
a2fbb9ea ET |
1047 | u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j]; |
1048 | struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j]; | |
1049 | ||
c3eefaf6 EG |
1050 | BNX2X_ERR("fp%d: rx_bd[%x]=[%x:%x] sw_bd=[%p]\n", |
1051 | i, j, rx_bd[1], rx_bd[0], sw_bd->skb); | |
a2fbb9ea ET |
1052 | } |
1053 | ||
3196a88a EG |
1054 | start = RX_SGE(fp->rx_sge_prod); |
1055 | end = RX_SGE(fp->last_max_sge); | |
8440d2b6 | 1056 | for (j = start; j != end; j = RX_SGE(j + 1)) { |
7a9b2557 VZ |
1057 | u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j]; |
1058 | struct sw_rx_page *sw_page = &fp->rx_page_ring[j]; | |
1059 | ||
c3eefaf6 EG |
1060 | BNX2X_ERR("fp%d: rx_sge[%x]=[%x:%x] sw_page=[%p]\n", |
1061 | i, j, rx_sge[1], rx_sge[0], sw_page->page); | |
7a9b2557 VZ |
1062 | } |
1063 | ||
a2fbb9ea ET |
1064 | start = RCQ_BD(fp->rx_comp_cons - 10); |
1065 | end = RCQ_BD(fp->rx_comp_cons + 503); | |
8440d2b6 | 1066 | for (j = start; j != end; j = RCQ_BD(j + 1)) { |
a2fbb9ea ET |
1067 | u32 *cqe = (u32 *)&fp->rx_comp_ring[j]; |
1068 | ||
c3eefaf6 EG |
1069 | BNX2X_ERR("fp%d: cqe[%x]=[%x:%x:%x:%x]\n", |
1070 | i, j, cqe[0], cqe[1], cqe[2], cqe[3]); | |
a2fbb9ea ET |
1071 | } |
1072 | } | |
1073 | ||
8440d2b6 | 1074 | /* Tx */ |
ec6ba945 | 1075 | for_each_tx_queue(bp, i) { |
8440d2b6 EG |
1076 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
1077 | ||
1078 | start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10); | |
1079 | end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245); | |
1080 | for (j = start; j != end; j = TX_BD(j + 1)) { | |
1081 | struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j]; | |
1082 | ||
c3eefaf6 EG |
1083 | BNX2X_ERR("fp%d: packet[%x]=[%p,%x]\n", |
1084 | i, j, sw_bd->skb, sw_bd->first_bd); | |
8440d2b6 EG |
1085 | } |
1086 | ||
1087 | start = TX_BD(fp->tx_bd_cons - 10); | |
1088 | end = TX_BD(fp->tx_bd_cons + 254); | |
1089 | for (j = start; j != end; j = TX_BD(j + 1)) { | |
1090 | u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j]; | |
1091 | ||
c3eefaf6 EG |
1092 | BNX2X_ERR("fp%d: tx_bd[%x]=[%x:%x:%x:%x]\n", |
1093 | i, j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]); | |
8440d2b6 EG |
1094 | } |
1095 | } | |
523224a3 | 1096 | #endif |
34f80b04 | 1097 | bnx2x_fw_dump(bp); |
a2fbb9ea ET |
1098 | bnx2x_mc_assert(bp); |
1099 | BNX2X_ERR("end crash dump -----------------\n"); | |
a2fbb9ea ET |
1100 | } |
1101 | ||
f2e0899f | 1102 | static void bnx2x_hc_int_enable(struct bnx2x *bp) |
a2fbb9ea | 1103 | { |
34f80b04 | 1104 | int port = BP_PORT(bp); |
a2fbb9ea ET |
1105 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
1106 | u32 val = REG_RD(bp, addr); | |
1107 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; | |
8badd27a | 1108 | int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0; |
a2fbb9ea ET |
1109 | |
1110 | if (msix) { | |
8badd27a EG |
1111 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | |
1112 | HC_CONFIG_0_REG_INT_LINE_EN_0); | |
a2fbb9ea ET |
1113 | val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
1114 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
8badd27a EG |
1115 | } else if (msi) { |
1116 | val &= ~HC_CONFIG_0_REG_INT_LINE_EN_0; | |
1117 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
1118 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
1119 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
a2fbb9ea ET |
1120 | } else { |
1121 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
615f8fd9 | 1122 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
a2fbb9ea ET |
1123 | HC_CONFIG_0_REG_INT_LINE_EN_0 | |
1124 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
615f8fd9 | 1125 | |
a0fd065c DK |
1126 | if (!CHIP_IS_E1(bp)) { |
1127 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", | |
1128 | val, port, addr); | |
615f8fd9 | 1129 | |
a0fd065c | 1130 | REG_WR(bp, addr, val); |
615f8fd9 | 1131 | |
a0fd065c DK |
1132 | val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0; |
1133 | } | |
a2fbb9ea ET |
1134 | } |
1135 | ||
a0fd065c DK |
1136 | if (CHIP_IS_E1(bp)) |
1137 | REG_WR(bp, HC_REG_INT_MASK + port*4, 0x1FFFF); | |
1138 | ||
8badd27a EG |
1139 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) mode %s\n", |
1140 | val, port, addr, (msix ? "MSI-X" : (msi ? "MSI" : "INTx"))); | |
a2fbb9ea ET |
1141 | |
1142 | REG_WR(bp, addr, val); | |
37dbbf32 EG |
1143 | /* |
1144 | * Ensure that HC_CONFIG is written before leading/trailing edge config | |
1145 | */ | |
1146 | mmiowb(); | |
1147 | barrier(); | |
34f80b04 | 1148 | |
f2e0899f | 1149 | if (!CHIP_IS_E1(bp)) { |
34f80b04 | 1150 | /* init leading/trailing edge */ |
fb3bff17 | 1151 | if (IS_MF(bp)) { |
8badd27a | 1152 | val = (0xee0f | (1 << (BP_E1HVN(bp) + 4))); |
34f80b04 | 1153 | if (bp->port.pmf) |
4acac6a5 EG |
1154 | /* enable nig and gpio3 attention */ |
1155 | val |= 0x1100; | |
34f80b04 EG |
1156 | } else |
1157 | val = 0xffff; | |
1158 | ||
1159 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
1160 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
1161 | } | |
37dbbf32 EG |
1162 | |
1163 | /* Make sure that interrupts are indeed enabled from here on */ | |
1164 | mmiowb(); | |
a2fbb9ea ET |
1165 | } |
1166 | ||
f2e0899f DK |
1167 | static void bnx2x_igu_int_enable(struct bnx2x *bp) |
1168 | { | |
1169 | u32 val; | |
1170 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; | |
1171 | int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0; | |
1172 | ||
1173 | val = REG_RD(bp, IGU_REG_PF_CONFIGURATION); | |
1174 | ||
1175 | if (msix) { | |
1176 | val &= ~(IGU_PF_CONF_INT_LINE_EN | | |
1177 | IGU_PF_CONF_SINGLE_ISR_EN); | |
1178 | val |= (IGU_PF_CONF_FUNC_EN | | |
1179 | IGU_PF_CONF_MSI_MSIX_EN | | |
1180 | IGU_PF_CONF_ATTN_BIT_EN); | |
1181 | } else if (msi) { | |
1182 | val &= ~IGU_PF_CONF_INT_LINE_EN; | |
1183 | val |= (IGU_PF_CONF_FUNC_EN | | |
1184 | IGU_PF_CONF_MSI_MSIX_EN | | |
1185 | IGU_PF_CONF_ATTN_BIT_EN | | |
1186 | IGU_PF_CONF_SINGLE_ISR_EN); | |
1187 | } else { | |
1188 | val &= ~IGU_PF_CONF_MSI_MSIX_EN; | |
1189 | val |= (IGU_PF_CONF_FUNC_EN | | |
1190 | IGU_PF_CONF_INT_LINE_EN | | |
1191 | IGU_PF_CONF_ATTN_BIT_EN | | |
1192 | IGU_PF_CONF_SINGLE_ISR_EN); | |
1193 | } | |
1194 | ||
1195 | DP(NETIF_MSG_INTR, "write 0x%x to IGU mode %s\n", | |
1196 | val, (msix ? "MSI-X" : (msi ? "MSI" : "INTx"))); | |
1197 | ||
1198 | REG_WR(bp, IGU_REG_PF_CONFIGURATION, val); | |
1199 | ||
1200 | barrier(); | |
1201 | ||
1202 | /* init leading/trailing edge */ | |
1203 | if (IS_MF(bp)) { | |
1204 | val = (0xee0f | (1 << (BP_E1HVN(bp) + 4))); | |
1205 | if (bp->port.pmf) | |
1206 | /* enable nig and gpio3 attention */ | |
1207 | val |= 0x1100; | |
1208 | } else | |
1209 | val = 0xffff; | |
1210 | ||
1211 | REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, val); | |
1212 | REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, val); | |
1213 | ||
1214 | /* Make sure that interrupts are indeed enabled from here on */ | |
1215 | mmiowb(); | |
1216 | } | |
1217 | ||
1218 | void bnx2x_int_enable(struct bnx2x *bp) | |
1219 | { | |
1220 | if (bp->common.int_block == INT_BLOCK_HC) | |
1221 | bnx2x_hc_int_enable(bp); | |
1222 | else | |
1223 | bnx2x_igu_int_enable(bp); | |
1224 | } | |
1225 | ||
1226 | static void bnx2x_hc_int_disable(struct bnx2x *bp) | |
a2fbb9ea | 1227 | { |
34f80b04 | 1228 | int port = BP_PORT(bp); |
a2fbb9ea ET |
1229 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
1230 | u32 val = REG_RD(bp, addr); | |
1231 | ||
a0fd065c DK |
1232 | /* |
1233 | * in E1 we must use only PCI configuration space to disable | |
1234 | * MSI/MSIX capablility | |
1235 | * It's forbitten to disable IGU_PF_CONF_MSI_MSIX_EN in HC block | |
1236 | */ | |
1237 | if (CHIP_IS_E1(bp)) { | |
1238 | /* Since IGU_PF_CONF_MSI_MSIX_EN still always on | |
1239 | * Use mask register to prevent from HC sending interrupts | |
1240 | * after we exit the function | |
1241 | */ | |
1242 | REG_WR(bp, HC_REG_INT_MASK + port*4, 0); | |
1243 | ||
1244 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
1245 | HC_CONFIG_0_REG_INT_LINE_EN_0 | | |
1246 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
1247 | } else | |
1248 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
1249 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
1250 | HC_CONFIG_0_REG_INT_LINE_EN_0 | | |
1251 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
a2fbb9ea ET |
1252 | |
1253 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", | |
1254 | val, port, addr); | |
1255 | ||
8badd27a EG |
1256 | /* flush all outstanding writes */ |
1257 | mmiowb(); | |
1258 | ||
a2fbb9ea ET |
1259 | REG_WR(bp, addr, val); |
1260 | if (REG_RD(bp, addr) != val) | |
1261 | BNX2X_ERR("BUG! proper val not read from IGU!\n"); | |
1262 | } | |
1263 | ||
f2e0899f DK |
1264 | static void bnx2x_igu_int_disable(struct bnx2x *bp) |
1265 | { | |
1266 | u32 val = REG_RD(bp, IGU_REG_PF_CONFIGURATION); | |
1267 | ||
1268 | val &= ~(IGU_PF_CONF_MSI_MSIX_EN | | |
1269 | IGU_PF_CONF_INT_LINE_EN | | |
1270 | IGU_PF_CONF_ATTN_BIT_EN); | |
1271 | ||
1272 | DP(NETIF_MSG_INTR, "write %x to IGU\n", val); | |
1273 | ||
1274 | /* flush all outstanding writes */ | |
1275 | mmiowb(); | |
1276 | ||
1277 | REG_WR(bp, IGU_REG_PF_CONFIGURATION, val); | |
1278 | if (REG_RD(bp, IGU_REG_PF_CONFIGURATION) != val) | |
1279 | BNX2X_ERR("BUG! proper val not read from IGU!\n"); | |
1280 | } | |
1281 | ||
8d96286a | 1282 | static void bnx2x_int_disable(struct bnx2x *bp) |
f2e0899f DK |
1283 | { |
1284 | if (bp->common.int_block == INT_BLOCK_HC) | |
1285 | bnx2x_hc_int_disable(bp); | |
1286 | else | |
1287 | bnx2x_igu_int_disable(bp); | |
1288 | } | |
1289 | ||
9f6c9258 | 1290 | void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw) |
a2fbb9ea | 1291 | { |
a2fbb9ea | 1292 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; |
8badd27a | 1293 | int i, offset; |
a2fbb9ea | 1294 | |
34f80b04 | 1295 | /* disable interrupt handling */ |
a2fbb9ea | 1296 | atomic_inc(&bp->intr_sem); |
e1510706 EG |
1297 | smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */ |
1298 | ||
f8ef6e44 YG |
1299 | if (disable_hw) |
1300 | /* prevent the HW from sending interrupts */ | |
1301 | bnx2x_int_disable(bp); | |
a2fbb9ea ET |
1302 | |
1303 | /* make sure all ISRs are done */ | |
1304 | if (msix) { | |
8badd27a EG |
1305 | synchronize_irq(bp->msix_table[0].vector); |
1306 | offset = 1; | |
37b091ba MC |
1307 | #ifdef BCM_CNIC |
1308 | offset++; | |
1309 | #endif | |
ec6ba945 | 1310 | for_each_eth_queue(bp, i) |
8badd27a | 1311 | synchronize_irq(bp->msix_table[i + offset].vector); |
a2fbb9ea ET |
1312 | } else |
1313 | synchronize_irq(bp->pdev->irq); | |
1314 | ||
1315 | /* make sure sp_task is not running */ | |
1cf167f2 EG |
1316 | cancel_delayed_work(&bp->sp_task); |
1317 | flush_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
1318 | } |
1319 | ||
34f80b04 | 1320 | /* fast path */ |
a2fbb9ea ET |
1321 | |
1322 | /* | |
34f80b04 | 1323 | * General service functions |
a2fbb9ea ET |
1324 | */ |
1325 | ||
72fd0718 VZ |
1326 | /* Return true if succeeded to acquire the lock */ |
1327 | static bool bnx2x_trylock_hw_lock(struct bnx2x *bp, u32 resource) | |
1328 | { | |
1329 | u32 lock_status; | |
1330 | u32 resource_bit = (1 << resource); | |
1331 | int func = BP_FUNC(bp); | |
1332 | u32 hw_lock_control_reg; | |
1333 | ||
1334 | DP(NETIF_MSG_HW, "Trying to take a lock on resource %d\n", resource); | |
1335 | ||
1336 | /* Validating that the resource is within range */ | |
1337 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1338 | DP(NETIF_MSG_HW, | |
1339 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1340 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
0fdf4d09 | 1341 | return false; |
72fd0718 VZ |
1342 | } |
1343 | ||
1344 | if (func <= 5) | |
1345 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1346 | else | |
1347 | hw_lock_control_reg = | |
1348 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1349 | ||
1350 | /* Try to acquire the lock */ | |
1351 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); | |
1352 | lock_status = REG_RD(bp, hw_lock_control_reg); | |
1353 | if (lock_status & resource_bit) | |
1354 | return true; | |
1355 | ||
1356 | DP(NETIF_MSG_HW, "Failed to get a lock on resource %d\n", resource); | |
1357 | return false; | |
1358 | } | |
1359 | ||
993ac7b5 MC |
1360 | #ifdef BCM_CNIC |
1361 | static void bnx2x_cnic_cfc_comp(struct bnx2x *bp, int cid); | |
1362 | #endif | |
3196a88a | 1363 | |
9f6c9258 | 1364 | void bnx2x_sp_event(struct bnx2x_fastpath *fp, |
a2fbb9ea ET |
1365 | union eth_rx_cqe *rr_cqe) |
1366 | { | |
1367 | struct bnx2x *bp = fp->bp; | |
1368 | int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
1369 | int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
1370 | ||
34f80b04 | 1371 | DP(BNX2X_MSG_SP, |
a2fbb9ea | 1372 | "fp %d cid %d got ramrod #%d state is %x type is %d\n", |
0626b899 | 1373 | fp->index, cid, command, bp->state, |
34f80b04 | 1374 | rr_cqe->ramrod_cqe.ramrod_type); |
a2fbb9ea | 1375 | |
523224a3 DK |
1376 | switch (command | fp->state) { |
1377 | case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | BNX2X_FP_STATE_OPENING): | |
1378 | DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", cid); | |
1379 | fp->state = BNX2X_FP_STATE_OPEN; | |
a2fbb9ea ET |
1380 | break; |
1381 | ||
523224a3 DK |
1382 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING): |
1383 | DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", cid); | |
a2fbb9ea ET |
1384 | fp->state = BNX2X_FP_STATE_HALTED; |
1385 | break; | |
1386 | ||
523224a3 DK |
1387 | case (RAMROD_CMD_ID_ETH_TERMINATE | BNX2X_FP_STATE_TERMINATING): |
1388 | DP(NETIF_MSG_IFDOWN, "got MULTI[%d] teminate ramrod\n", cid); | |
1389 | fp->state = BNX2X_FP_STATE_TERMINATED; | |
a2fbb9ea ET |
1390 | break; |
1391 | ||
523224a3 DK |
1392 | default: |
1393 | BNX2X_ERR("unexpected MC reply (%d) " | |
1394 | "fp[%d] state is %x\n", | |
1395 | command, fp->index, fp->state); | |
993ac7b5 | 1396 | break; |
523224a3 | 1397 | } |
3196a88a | 1398 | |
8fe23fbd DK |
1399 | smp_mb__before_atomic_inc(); |
1400 | atomic_inc(&bp->spq_left); | |
523224a3 DK |
1401 | /* push the change in fp->state and towards the memory */ |
1402 | smp_wmb(); | |
49d66772 | 1403 | |
523224a3 | 1404 | return; |
a2fbb9ea ET |
1405 | } |
1406 | ||
9f6c9258 | 1407 | irqreturn_t bnx2x_interrupt(int irq, void *dev_instance) |
a2fbb9ea | 1408 | { |
555f6c78 | 1409 | struct bnx2x *bp = netdev_priv(dev_instance); |
a2fbb9ea | 1410 | u16 status = bnx2x_ack_int(bp); |
34f80b04 | 1411 | u16 mask; |
ca00392c | 1412 | int i; |
a2fbb9ea | 1413 | |
34f80b04 | 1414 | /* Return here if interrupt is shared and it's not for us */ |
a2fbb9ea ET |
1415 | if (unlikely(status == 0)) { |
1416 | DP(NETIF_MSG_INTR, "not our interrupt!\n"); | |
1417 | return IRQ_NONE; | |
1418 | } | |
f5372251 | 1419 | DP(NETIF_MSG_INTR, "got an interrupt status 0x%x\n", status); |
a2fbb9ea | 1420 | |
34f80b04 | 1421 | /* Return here if interrupt is disabled */ |
a2fbb9ea ET |
1422 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
1423 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1424 | return IRQ_HANDLED; | |
1425 | } | |
1426 | ||
3196a88a EG |
1427 | #ifdef BNX2X_STOP_ON_ERROR |
1428 | if (unlikely(bp->panic)) | |
1429 | return IRQ_HANDLED; | |
1430 | #endif | |
1431 | ||
ec6ba945 | 1432 | for_each_eth_queue(bp, i) { |
ca00392c | 1433 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
a2fbb9ea | 1434 | |
523224a3 | 1435 | mask = 0x2 << (fp->index + CNIC_CONTEXT_USE); |
ca00392c | 1436 | if (status & mask) { |
54b9ddaa VZ |
1437 | /* Handle Rx and Tx according to SB id */ |
1438 | prefetch(fp->rx_cons_sb); | |
54b9ddaa | 1439 | prefetch(fp->tx_cons_sb); |
523224a3 | 1440 | prefetch(&fp->sb_running_index[SM_RX_ID]); |
54b9ddaa | 1441 | napi_schedule(&bnx2x_fp(bp, fp->index, napi)); |
ca00392c EG |
1442 | status &= ~mask; |
1443 | } | |
a2fbb9ea ET |
1444 | } |
1445 | ||
993ac7b5 | 1446 | #ifdef BCM_CNIC |
523224a3 | 1447 | mask = 0x2; |
993ac7b5 MC |
1448 | if (status & (mask | 0x1)) { |
1449 | struct cnic_ops *c_ops = NULL; | |
1450 | ||
1451 | rcu_read_lock(); | |
1452 | c_ops = rcu_dereference(bp->cnic_ops); | |
1453 | if (c_ops) | |
1454 | c_ops->cnic_handler(bp->cnic_data, NULL); | |
1455 | rcu_read_unlock(); | |
1456 | ||
1457 | status &= ~mask; | |
1458 | } | |
1459 | #endif | |
a2fbb9ea | 1460 | |
34f80b04 | 1461 | if (unlikely(status & 0x1)) { |
1cf167f2 | 1462 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
1463 | |
1464 | status &= ~0x1; | |
1465 | if (!status) | |
1466 | return IRQ_HANDLED; | |
1467 | } | |
1468 | ||
cdaa7cb8 VZ |
1469 | if (unlikely(status)) |
1470 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status 0x%x)\n", | |
34f80b04 | 1471 | status); |
a2fbb9ea | 1472 | |
c18487ee | 1473 | return IRQ_HANDLED; |
a2fbb9ea ET |
1474 | } |
1475 | ||
c18487ee | 1476 | /* end of fast path */ |
a2fbb9ea | 1477 | |
a2fbb9ea | 1478 | |
c18487ee YR |
1479 | /* Link */ |
1480 | ||
1481 | /* | |
1482 | * General service functions | |
1483 | */ | |
a2fbb9ea | 1484 | |
9f6c9258 | 1485 | int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1486 | { |
1487 | u32 lock_status; | |
1488 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1489 | int func = BP_FUNC(bp); |
1490 | u32 hw_lock_control_reg; | |
c18487ee | 1491 | int cnt; |
a2fbb9ea | 1492 | |
c18487ee YR |
1493 | /* Validating that the resource is within range */ |
1494 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1495 | DP(NETIF_MSG_HW, | |
1496 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1497 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1498 | return -EINVAL; | |
1499 | } | |
a2fbb9ea | 1500 | |
4a37fb66 YG |
1501 | if (func <= 5) { |
1502 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1503 | } else { | |
1504 | hw_lock_control_reg = | |
1505 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1506 | } | |
1507 | ||
c18487ee | 1508 | /* Validating that the resource is not already taken */ |
4a37fb66 | 1509 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1510 | if (lock_status & resource_bit) { |
1511 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1512 | lock_status, resource_bit); | |
1513 | return -EEXIST; | |
1514 | } | |
a2fbb9ea | 1515 | |
46230476 EG |
1516 | /* Try for 5 second every 5ms */ |
1517 | for (cnt = 0; cnt < 1000; cnt++) { | |
c18487ee | 1518 | /* Try to acquire the lock */ |
4a37fb66 YG |
1519 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); |
1520 | lock_status = REG_RD(bp, hw_lock_control_reg); | |
c18487ee YR |
1521 | if (lock_status & resource_bit) |
1522 | return 0; | |
a2fbb9ea | 1523 | |
c18487ee | 1524 | msleep(5); |
a2fbb9ea | 1525 | } |
c18487ee YR |
1526 | DP(NETIF_MSG_HW, "Timeout\n"); |
1527 | return -EAGAIN; | |
1528 | } | |
a2fbb9ea | 1529 | |
9f6c9258 | 1530 | int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1531 | { |
1532 | u32 lock_status; | |
1533 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1534 | int func = BP_FUNC(bp); |
1535 | u32 hw_lock_control_reg; | |
a2fbb9ea | 1536 | |
72fd0718 VZ |
1537 | DP(NETIF_MSG_HW, "Releasing a lock on resource %d\n", resource); |
1538 | ||
c18487ee YR |
1539 | /* Validating that the resource is within range */ |
1540 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1541 | DP(NETIF_MSG_HW, | |
1542 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1543 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1544 | return -EINVAL; | |
1545 | } | |
1546 | ||
4a37fb66 YG |
1547 | if (func <= 5) { |
1548 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1549 | } else { | |
1550 | hw_lock_control_reg = | |
1551 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1552 | } | |
1553 | ||
c18487ee | 1554 | /* Validating that the resource is currently taken */ |
4a37fb66 | 1555 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1556 | if (!(lock_status & resource_bit)) { |
1557 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1558 | lock_status, resource_bit); | |
1559 | return -EFAULT; | |
a2fbb9ea ET |
1560 | } |
1561 | ||
9f6c9258 DK |
1562 | REG_WR(bp, hw_lock_control_reg, resource_bit); |
1563 | return 0; | |
c18487ee | 1564 | } |
a2fbb9ea | 1565 | |
9f6c9258 | 1566 | |
4acac6a5 EG |
1567 | int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port) |
1568 | { | |
1569 | /* The GPIO should be swapped if swap register is set and active */ | |
1570 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
1571 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; | |
1572 | int gpio_shift = gpio_num + | |
1573 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1574 | u32 gpio_mask = (1 << gpio_shift); | |
1575 | u32 gpio_reg; | |
1576 | int value; | |
1577 | ||
1578 | if (gpio_num > MISC_REGISTERS_GPIO_3) { | |
1579 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1580 | return -EINVAL; | |
1581 | } | |
1582 | ||
1583 | /* read GPIO value */ | |
1584 | gpio_reg = REG_RD(bp, MISC_REG_GPIO); | |
1585 | ||
1586 | /* get the requested pin value */ | |
1587 | if ((gpio_reg & gpio_mask) == gpio_mask) | |
1588 | value = 1; | |
1589 | else | |
1590 | value = 0; | |
1591 | ||
1592 | DP(NETIF_MSG_LINK, "pin %d value 0x%x\n", gpio_num, value); | |
1593 | ||
1594 | return value; | |
1595 | } | |
1596 | ||
17de50b7 | 1597 | int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
c18487ee YR |
1598 | { |
1599 | /* The GPIO should be swapped if swap register is set and active */ | |
1600 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
17de50b7 | 1601 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; |
c18487ee YR |
1602 | int gpio_shift = gpio_num + |
1603 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1604 | u32 gpio_mask = (1 << gpio_shift); | |
1605 | u32 gpio_reg; | |
a2fbb9ea | 1606 | |
c18487ee YR |
1607 | if (gpio_num > MISC_REGISTERS_GPIO_3) { |
1608 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1609 | return -EINVAL; | |
1610 | } | |
a2fbb9ea | 1611 | |
4a37fb66 | 1612 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
c18487ee YR |
1613 | /* read GPIO and mask except the float bits */ |
1614 | gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT); | |
a2fbb9ea | 1615 | |
c18487ee YR |
1616 | switch (mode) { |
1617 | case MISC_REGISTERS_GPIO_OUTPUT_LOW: | |
1618 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n", | |
1619 | gpio_num, gpio_shift); | |
1620 | /* clear FLOAT and set CLR */ | |
1621 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1622 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS); | |
1623 | break; | |
a2fbb9ea | 1624 | |
c18487ee YR |
1625 | case MISC_REGISTERS_GPIO_OUTPUT_HIGH: |
1626 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n", | |
1627 | gpio_num, gpio_shift); | |
1628 | /* clear FLOAT and set SET */ | |
1629 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1630 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS); | |
1631 | break; | |
a2fbb9ea | 1632 | |
17de50b7 | 1633 | case MISC_REGISTERS_GPIO_INPUT_HI_Z: |
c18487ee YR |
1634 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n", |
1635 | gpio_num, gpio_shift); | |
1636 | /* set FLOAT */ | |
1637 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1638 | break; | |
a2fbb9ea | 1639 | |
c18487ee YR |
1640 | default: |
1641 | break; | |
a2fbb9ea ET |
1642 | } |
1643 | ||
c18487ee | 1644 | REG_WR(bp, MISC_REG_GPIO, gpio_reg); |
4a37fb66 | 1645 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
f1410647 | 1646 | |
c18487ee | 1647 | return 0; |
a2fbb9ea ET |
1648 | } |
1649 | ||
4acac6a5 EG |
1650 | int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
1651 | { | |
1652 | /* The GPIO should be swapped if swap register is set and active */ | |
1653 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
1654 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; | |
1655 | int gpio_shift = gpio_num + | |
1656 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1657 | u32 gpio_mask = (1 << gpio_shift); | |
1658 | u32 gpio_reg; | |
1659 | ||
1660 | if (gpio_num > MISC_REGISTERS_GPIO_3) { | |
1661 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1662 | return -EINVAL; | |
1663 | } | |
1664 | ||
1665 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); | |
1666 | /* read GPIO int */ | |
1667 | gpio_reg = REG_RD(bp, MISC_REG_GPIO_INT); | |
1668 | ||
1669 | switch (mode) { | |
1670 | case MISC_REGISTERS_GPIO_INT_OUTPUT_CLR: | |
1671 | DP(NETIF_MSG_LINK, "Clear GPIO INT %d (shift %d) -> " | |
1672 | "output low\n", gpio_num, gpio_shift); | |
1673 | /* clear SET and set CLR */ | |
1674 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS); | |
1675 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS); | |
1676 | break; | |
1677 | ||
1678 | case MISC_REGISTERS_GPIO_INT_OUTPUT_SET: | |
1679 | DP(NETIF_MSG_LINK, "Set GPIO INT %d (shift %d) -> " | |
1680 | "output high\n", gpio_num, gpio_shift); | |
1681 | /* clear CLR and set SET */ | |
1682 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS); | |
1683 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS); | |
1684 | break; | |
1685 | ||
1686 | default: | |
1687 | break; | |
1688 | } | |
1689 | ||
1690 | REG_WR(bp, MISC_REG_GPIO_INT, gpio_reg); | |
1691 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); | |
1692 | ||
1693 | return 0; | |
1694 | } | |
1695 | ||
c18487ee | 1696 | static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode) |
a2fbb9ea | 1697 | { |
c18487ee YR |
1698 | u32 spio_mask = (1 << spio_num); |
1699 | u32 spio_reg; | |
a2fbb9ea | 1700 | |
c18487ee YR |
1701 | if ((spio_num < MISC_REGISTERS_SPIO_4) || |
1702 | (spio_num > MISC_REGISTERS_SPIO_7)) { | |
1703 | BNX2X_ERR("Invalid SPIO %d\n", spio_num); | |
1704 | return -EINVAL; | |
a2fbb9ea ET |
1705 | } |
1706 | ||
4a37fb66 | 1707 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee YR |
1708 | /* read SPIO and mask except the float bits */ |
1709 | spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT); | |
a2fbb9ea | 1710 | |
c18487ee | 1711 | switch (mode) { |
6378c025 | 1712 | case MISC_REGISTERS_SPIO_OUTPUT_LOW: |
c18487ee YR |
1713 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num); |
1714 | /* clear FLOAT and set CLR */ | |
1715 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1716 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS); | |
1717 | break; | |
a2fbb9ea | 1718 | |
6378c025 | 1719 | case MISC_REGISTERS_SPIO_OUTPUT_HIGH: |
c18487ee YR |
1720 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num); |
1721 | /* clear FLOAT and set SET */ | |
1722 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1723 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS); | |
1724 | break; | |
a2fbb9ea | 1725 | |
c18487ee YR |
1726 | case MISC_REGISTERS_SPIO_INPUT_HI_Z: |
1727 | DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num); | |
1728 | /* set FLOAT */ | |
1729 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1730 | break; | |
a2fbb9ea | 1731 | |
c18487ee YR |
1732 | default: |
1733 | break; | |
a2fbb9ea ET |
1734 | } |
1735 | ||
c18487ee | 1736 | REG_WR(bp, MISC_REG_SPIO, spio_reg); |
4a37fb66 | 1737 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee | 1738 | |
a2fbb9ea ET |
1739 | return 0; |
1740 | } | |
1741 | ||
a22f0788 YR |
1742 | int bnx2x_get_link_cfg_idx(struct bnx2x *bp) |
1743 | { | |
1744 | u32 sel_phy_idx = 0; | |
1745 | if (bp->link_vars.link_up) { | |
1746 | sel_phy_idx = EXT_PHY1; | |
1747 | /* In case link is SERDES, check if the EXT_PHY2 is the one */ | |
1748 | if ((bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) && | |
1749 | (bp->link_params.phy[EXT_PHY2].supported & SUPPORTED_FIBRE)) | |
1750 | sel_phy_idx = EXT_PHY2; | |
1751 | } else { | |
1752 | ||
1753 | switch (bnx2x_phy_selection(&bp->link_params)) { | |
1754 | case PORT_HW_CFG_PHY_SELECTION_HARDWARE_DEFAULT: | |
1755 | case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY: | |
1756 | case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY: | |
1757 | sel_phy_idx = EXT_PHY1; | |
1758 | break; | |
1759 | case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY: | |
1760 | case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY: | |
1761 | sel_phy_idx = EXT_PHY2; | |
1762 | break; | |
1763 | } | |
1764 | } | |
1765 | /* | |
1766 | * The selected actived PHY is always after swapping (in case PHY | |
1767 | * swapping is enabled). So when swapping is enabled, we need to reverse | |
1768 | * the configuration | |
1769 | */ | |
1770 | ||
1771 | if (bp->link_params.multi_phy_config & | |
1772 | PORT_HW_CFG_PHY_SWAPPED_ENABLED) { | |
1773 | if (sel_phy_idx == EXT_PHY1) | |
1774 | sel_phy_idx = EXT_PHY2; | |
1775 | else if (sel_phy_idx == EXT_PHY2) | |
1776 | sel_phy_idx = EXT_PHY1; | |
1777 | } | |
1778 | return LINK_CONFIG_IDX(sel_phy_idx); | |
1779 | } | |
1780 | ||
9f6c9258 | 1781 | void bnx2x_calc_fc_adv(struct bnx2x *bp) |
a2fbb9ea | 1782 | { |
a22f0788 | 1783 | u8 cfg_idx = bnx2x_get_link_cfg_idx(bp); |
ad33ea3a EG |
1784 | switch (bp->link_vars.ieee_fc & |
1785 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) { | |
c18487ee | 1786 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE: |
a22f0788 | 1787 | bp->port.advertising[cfg_idx] &= ~(ADVERTISED_Asym_Pause | |
f85582f8 | 1788 | ADVERTISED_Pause); |
c18487ee | 1789 | break; |
356e2385 | 1790 | |
c18487ee | 1791 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH: |
a22f0788 | 1792 | bp->port.advertising[cfg_idx] |= (ADVERTISED_Asym_Pause | |
f85582f8 | 1793 | ADVERTISED_Pause); |
c18487ee | 1794 | break; |
356e2385 | 1795 | |
c18487ee | 1796 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC: |
a22f0788 | 1797 | bp->port.advertising[cfg_idx] |= ADVERTISED_Asym_Pause; |
c18487ee | 1798 | break; |
356e2385 | 1799 | |
c18487ee | 1800 | default: |
a22f0788 | 1801 | bp->port.advertising[cfg_idx] &= ~(ADVERTISED_Asym_Pause | |
f85582f8 | 1802 | ADVERTISED_Pause); |
c18487ee YR |
1803 | break; |
1804 | } | |
1805 | } | |
f1410647 | 1806 | |
9f6c9258 | 1807 | u8 bnx2x_initial_phy_init(struct bnx2x *bp, int load_mode) |
c18487ee | 1808 | { |
19680c48 EG |
1809 | if (!BP_NOMCP(bp)) { |
1810 | u8 rc; | |
a22f0788 YR |
1811 | int cfx_idx = bnx2x_get_link_cfg_idx(bp); |
1812 | u16 req_line_speed = bp->link_params.req_line_speed[cfx_idx]; | |
19680c48 | 1813 | /* Initialize link parameters structure variables */ |
8c99e7b0 YR |
1814 | /* It is recommended to turn off RX FC for jumbo frames |
1815 | for better performance */ | |
f2e0899f | 1816 | if ((CHIP_IS_E1x(bp)) && (bp->dev->mtu > 5000)) |
c0700f90 | 1817 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_TX; |
8c99e7b0 | 1818 | else |
c0700f90 | 1819 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
a2fbb9ea | 1820 | |
4a37fb66 | 1821 | bnx2x_acquire_phy_lock(bp); |
b5bf9068 | 1822 | |
a22f0788 | 1823 | if (load_mode == LOAD_DIAG) { |
de6eae1f | 1824 | bp->link_params.loopback_mode = LOOPBACK_XGXS; |
a22f0788 YR |
1825 | bp->link_params.req_line_speed[cfx_idx] = SPEED_10000; |
1826 | } | |
b5bf9068 | 1827 | |
19680c48 | 1828 | rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
b5bf9068 | 1829 | |
4a37fb66 | 1830 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 1831 | |
3c96c68b EG |
1832 | bnx2x_calc_fc_adv(bp); |
1833 | ||
b5bf9068 EG |
1834 | if (CHIP_REV_IS_SLOW(bp) && bp->link_vars.link_up) { |
1835 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
19680c48 | 1836 | bnx2x_link_report(bp); |
b5bf9068 | 1837 | } |
a22f0788 | 1838 | bp->link_params.req_line_speed[cfx_idx] = req_line_speed; |
19680c48 EG |
1839 | return rc; |
1840 | } | |
f5372251 | 1841 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); |
19680c48 | 1842 | return -EINVAL; |
a2fbb9ea ET |
1843 | } |
1844 | ||
9f6c9258 | 1845 | void bnx2x_link_set(struct bnx2x *bp) |
a2fbb9ea | 1846 | { |
19680c48 | 1847 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 1848 | bnx2x_acquire_phy_lock(bp); |
54c2fb78 | 1849 | bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1); |
19680c48 | 1850 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 1851 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 1852 | |
19680c48 EG |
1853 | bnx2x_calc_fc_adv(bp); |
1854 | } else | |
f5372251 | 1855 | BNX2X_ERR("Bootcode is missing - can not set link\n"); |
c18487ee | 1856 | } |
a2fbb9ea | 1857 | |
c18487ee YR |
1858 | static void bnx2x__link_reset(struct bnx2x *bp) |
1859 | { | |
19680c48 | 1860 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 1861 | bnx2x_acquire_phy_lock(bp); |
589abe3a | 1862 | bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1); |
4a37fb66 | 1863 | bnx2x_release_phy_lock(bp); |
19680c48 | 1864 | } else |
f5372251 | 1865 | BNX2X_ERR("Bootcode is missing - can not reset link\n"); |
c18487ee | 1866 | } |
a2fbb9ea | 1867 | |
a22f0788 | 1868 | u8 bnx2x_link_test(struct bnx2x *bp, u8 is_serdes) |
c18487ee | 1869 | { |
2145a920 | 1870 | u8 rc = 0; |
a2fbb9ea | 1871 | |
2145a920 VZ |
1872 | if (!BP_NOMCP(bp)) { |
1873 | bnx2x_acquire_phy_lock(bp); | |
a22f0788 YR |
1874 | rc = bnx2x_test_link(&bp->link_params, &bp->link_vars, |
1875 | is_serdes); | |
2145a920 VZ |
1876 | bnx2x_release_phy_lock(bp); |
1877 | } else | |
1878 | BNX2X_ERR("Bootcode is missing - can not test link\n"); | |
a2fbb9ea | 1879 | |
c18487ee YR |
1880 | return rc; |
1881 | } | |
a2fbb9ea | 1882 | |
8a1c38d1 | 1883 | static void bnx2x_init_port_minmax(struct bnx2x *bp) |
34f80b04 | 1884 | { |
8a1c38d1 EG |
1885 | u32 r_param = bp->link_vars.line_speed / 8; |
1886 | u32 fair_periodic_timeout_usec; | |
1887 | u32 t_fair; | |
34f80b04 | 1888 | |
8a1c38d1 EG |
1889 | memset(&(bp->cmng.rs_vars), 0, |
1890 | sizeof(struct rate_shaping_vars_per_port)); | |
1891 | memset(&(bp->cmng.fair_vars), 0, sizeof(struct fairness_vars_per_port)); | |
34f80b04 | 1892 | |
8a1c38d1 EG |
1893 | /* 100 usec in SDM ticks = 25 since each tick is 4 usec */ |
1894 | bp->cmng.rs_vars.rs_periodic_timeout = RS_PERIODIC_TIMEOUT_USEC / 4; | |
34f80b04 | 1895 | |
8a1c38d1 EG |
1896 | /* this is the threshold below which no timer arming will occur |
1897 | 1.25 coefficient is for the threshold to be a little bigger | |
1898 | than the real time, to compensate for timer in-accuracy */ | |
1899 | bp->cmng.rs_vars.rs_threshold = | |
34f80b04 EG |
1900 | (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4; |
1901 | ||
8a1c38d1 EG |
1902 | /* resolution of fairness timer */ |
1903 | fair_periodic_timeout_usec = QM_ARB_BYTES / r_param; | |
1904 | /* for 10G it is 1000usec. for 1G it is 10000usec. */ | |
1905 | t_fair = T_FAIR_COEF / bp->link_vars.line_speed; | |
34f80b04 | 1906 | |
8a1c38d1 EG |
1907 | /* this is the threshold below which we won't arm the timer anymore */ |
1908 | bp->cmng.fair_vars.fair_threshold = QM_ARB_BYTES; | |
34f80b04 | 1909 | |
8a1c38d1 EG |
1910 | /* we multiply by 1e3/8 to get bytes/msec. |
1911 | We don't want the credits to pass a credit | |
1912 | of the t_fair*FAIR_MEM (algorithm resolution) */ | |
1913 | bp->cmng.fair_vars.upper_bound = r_param * t_fair * FAIR_MEM; | |
1914 | /* since each tick is 4 usec */ | |
1915 | bp->cmng.fair_vars.fairness_timeout = fair_periodic_timeout_usec / 4; | |
34f80b04 EG |
1916 | } |
1917 | ||
2691d51d EG |
1918 | /* Calculates the sum of vn_min_rates. |
1919 | It's needed for further normalizing of the min_rates. | |
1920 | Returns: | |
1921 | sum of vn_min_rates. | |
1922 | or | |
1923 | 0 - if all the min_rates are 0. | |
1924 | In the later case fainess algorithm should be deactivated. | |
1925 | If not all min_rates are zero then those that are zeroes will be set to 1. | |
1926 | */ | |
1927 | static void bnx2x_calc_vn_weight_sum(struct bnx2x *bp) | |
1928 | { | |
1929 | int all_zero = 1; | |
2691d51d EG |
1930 | int vn; |
1931 | ||
1932 | bp->vn_weight_sum = 0; | |
1933 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
f2e0899f | 1934 | u32 vn_cfg = bp->mf_config[vn]; |
2691d51d EG |
1935 | u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> |
1936 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
1937 | ||
1938 | /* Skip hidden vns */ | |
1939 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) | |
1940 | continue; | |
1941 | ||
1942 | /* If min rate is zero - set it to 1 */ | |
1943 | if (!vn_min_rate) | |
1944 | vn_min_rate = DEF_MIN_RATE; | |
1945 | else | |
1946 | all_zero = 0; | |
1947 | ||
1948 | bp->vn_weight_sum += vn_min_rate; | |
1949 | } | |
1950 | ||
1951 | /* ... only if all min rates are zeros - disable fairness */ | |
b015e3d1 EG |
1952 | if (all_zero) { |
1953 | bp->cmng.flags.cmng_enables &= | |
1954 | ~CMNG_FLAGS_PER_PORT_FAIRNESS_VN; | |
1955 | DP(NETIF_MSG_IFUP, "All MIN values are zeroes" | |
1956 | " fairness will be disabled\n"); | |
1957 | } else | |
1958 | bp->cmng.flags.cmng_enables |= | |
1959 | CMNG_FLAGS_PER_PORT_FAIRNESS_VN; | |
2691d51d EG |
1960 | } |
1961 | ||
f2e0899f | 1962 | static void bnx2x_init_vn_minmax(struct bnx2x *bp, int vn) |
34f80b04 EG |
1963 | { |
1964 | struct rate_shaping_vars_per_vn m_rs_vn; | |
1965 | struct fairness_vars_per_vn m_fair_vn; | |
f2e0899f DK |
1966 | u32 vn_cfg = bp->mf_config[vn]; |
1967 | int func = 2*vn + BP_PORT(bp); | |
34f80b04 EG |
1968 | u16 vn_min_rate, vn_max_rate; |
1969 | int i; | |
1970 | ||
1971 | /* If function is hidden - set min and max to zeroes */ | |
1972 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) { | |
1973 | vn_min_rate = 0; | |
1974 | vn_max_rate = 0; | |
1975 | ||
1976 | } else { | |
1977 | vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
1978 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
b015e3d1 | 1979 | /* If min rate is zero - set it to 1 */ |
f2e0899f | 1980 | if (bp->vn_weight_sum && (vn_min_rate == 0)) |
34f80b04 EG |
1981 | vn_min_rate = DEF_MIN_RATE; |
1982 | vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >> | |
1983 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
1984 | } | |
f85582f8 | 1985 | |
8a1c38d1 | 1986 | DP(NETIF_MSG_IFUP, |
b015e3d1 | 1987 | "func %d: vn_min_rate %d vn_max_rate %d vn_weight_sum %d\n", |
8a1c38d1 | 1988 | func, vn_min_rate, vn_max_rate, bp->vn_weight_sum); |
34f80b04 EG |
1989 | |
1990 | memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn)); | |
1991 | memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn)); | |
1992 | ||
1993 | /* global vn counter - maximal Mbps for this vn */ | |
1994 | m_rs_vn.vn_counter.rate = vn_max_rate; | |
1995 | ||
1996 | /* quota - number of bytes transmitted in this period */ | |
1997 | m_rs_vn.vn_counter.quota = | |
1998 | (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8; | |
1999 | ||
8a1c38d1 | 2000 | if (bp->vn_weight_sum) { |
34f80b04 EG |
2001 | /* credit for each period of the fairness algorithm: |
2002 | number of bytes in T_FAIR (the vn share the port rate). | |
8a1c38d1 EG |
2003 | vn_weight_sum should not be larger than 10000, thus |
2004 | T_FAIR_COEF / (8 * vn_weight_sum) will always be greater | |
2005 | than zero */ | |
34f80b04 | 2006 | m_fair_vn.vn_credit_delta = |
cdaa7cb8 VZ |
2007 | max_t(u32, (vn_min_rate * (T_FAIR_COEF / |
2008 | (8 * bp->vn_weight_sum))), | |
2009 | (bp->cmng.fair_vars.fair_threshold * 2)); | |
2010 | DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta %d\n", | |
34f80b04 EG |
2011 | m_fair_vn.vn_credit_delta); |
2012 | } | |
2013 | ||
34f80b04 EG |
2014 | /* Store it to internal memory */ |
2015 | for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++) | |
2016 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2017 | XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4, | |
2018 | ((u32 *)(&m_rs_vn))[i]); | |
2019 | ||
2020 | for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++) | |
2021 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2022 | XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4, | |
2023 | ((u32 *)(&m_fair_vn))[i]); | |
2024 | } | |
f85582f8 | 2025 | |
523224a3 DK |
2026 | static int bnx2x_get_cmng_fns_mode(struct bnx2x *bp) |
2027 | { | |
2028 | if (CHIP_REV_IS_SLOW(bp)) | |
2029 | return CMNG_FNS_NONE; | |
fb3bff17 | 2030 | if (IS_MF(bp)) |
523224a3 DK |
2031 | return CMNG_FNS_MINMAX; |
2032 | ||
2033 | return CMNG_FNS_NONE; | |
2034 | } | |
2035 | ||
2036 | static void bnx2x_read_mf_cfg(struct bnx2x *bp) | |
2037 | { | |
0793f83f | 2038 | int vn, n = (CHIP_MODE_IS_4_PORT(bp) ? 2 : 1); |
523224a3 DK |
2039 | |
2040 | if (BP_NOMCP(bp)) | |
2041 | return; /* what should be the default bvalue in this case */ | |
2042 | ||
0793f83f DK |
2043 | /* For 2 port configuration the absolute function number formula |
2044 | * is: | |
2045 | * abs_func = 2 * vn + BP_PORT + BP_PATH | |
2046 | * | |
2047 | * and there are 4 functions per port | |
2048 | * | |
2049 | * For 4 port configuration it is | |
2050 | * abs_func = 4 * vn + 2 * BP_PORT + BP_PATH | |
2051 | * | |
2052 | * and there are 2 functions per port | |
2053 | */ | |
523224a3 | 2054 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { |
0793f83f DK |
2055 | int /*abs*/func = n * (2 * vn + BP_PORT(bp)) + BP_PATH(bp); |
2056 | ||
2057 | if (func >= E1H_FUNC_MAX) | |
2058 | break; | |
2059 | ||
f2e0899f | 2060 | bp->mf_config[vn] = |
523224a3 DK |
2061 | MF_CFG_RD(bp, func_mf_config[func].config); |
2062 | } | |
2063 | } | |
2064 | ||
2065 | static void bnx2x_cmng_fns_init(struct bnx2x *bp, u8 read_cfg, u8 cmng_type) | |
2066 | { | |
2067 | ||
2068 | if (cmng_type == CMNG_FNS_MINMAX) { | |
2069 | int vn; | |
2070 | ||
2071 | /* clear cmng_enables */ | |
2072 | bp->cmng.flags.cmng_enables = 0; | |
2073 | ||
2074 | /* read mf conf from shmem */ | |
2075 | if (read_cfg) | |
2076 | bnx2x_read_mf_cfg(bp); | |
2077 | ||
2078 | /* Init rate shaping and fairness contexts */ | |
2079 | bnx2x_init_port_minmax(bp); | |
2080 | ||
2081 | /* vn_weight_sum and enable fairness if not 0 */ | |
2082 | bnx2x_calc_vn_weight_sum(bp); | |
2083 | ||
2084 | /* calculate and set min-max rate for each vn */ | |
2085 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
2086 | bnx2x_init_vn_minmax(bp, vn); | |
2087 | ||
2088 | /* always enable rate shaping and fairness */ | |
2089 | bp->cmng.flags.cmng_enables |= | |
2090 | CMNG_FLAGS_PER_PORT_RATE_SHAPING_VN; | |
2091 | if (!bp->vn_weight_sum) | |
2092 | DP(NETIF_MSG_IFUP, "All MIN values are zeroes" | |
2093 | " fairness will be disabled\n"); | |
2094 | return; | |
2095 | } | |
2096 | ||
2097 | /* rate shaping and fairness are disabled */ | |
2098 | DP(NETIF_MSG_IFUP, | |
2099 | "rate shaping and fairness are disabled\n"); | |
2100 | } | |
34f80b04 | 2101 | |
523224a3 DK |
2102 | static inline void bnx2x_link_sync_notify(struct bnx2x *bp) |
2103 | { | |
2104 | int port = BP_PORT(bp); | |
2105 | int func; | |
2106 | int vn; | |
2107 | ||
2108 | /* Set the attention towards other drivers on the same port */ | |
2109 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
2110 | if (vn == BP_E1HVN(bp)) | |
2111 | continue; | |
2112 | ||
2113 | func = ((vn << 1) | port); | |
2114 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + | |
2115 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); | |
2116 | } | |
2117 | } | |
8a1c38d1 | 2118 | |
c18487ee YR |
2119 | /* This function is called upon link interrupt */ |
2120 | static void bnx2x_link_attn(struct bnx2x *bp) | |
2121 | { | |
d9e8b185 | 2122 | u32 prev_link_status = bp->link_vars.link_status; |
bb2a0f7a YG |
2123 | /* Make sure that we are synced with the current statistics */ |
2124 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2125 | ||
c18487ee | 2126 | bnx2x_link_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2127 | |
bb2a0f7a YG |
2128 | if (bp->link_vars.link_up) { |
2129 | ||
1c06328c | 2130 | /* dropless flow control */ |
f2e0899f | 2131 | if (!CHIP_IS_E1(bp) && bp->dropless_fc) { |
1c06328c EG |
2132 | int port = BP_PORT(bp); |
2133 | u32 pause_enabled = 0; | |
2134 | ||
2135 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) | |
2136 | pause_enabled = 1; | |
2137 | ||
2138 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
ca00392c | 2139 | USTORM_ETH_PAUSE_ENABLED_OFFSET(port), |
1c06328c EG |
2140 | pause_enabled); |
2141 | } | |
2142 | ||
bb2a0f7a YG |
2143 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
2144 | struct host_port_stats *pstats; | |
2145 | ||
2146 | pstats = bnx2x_sp(bp, port_stats); | |
2147 | /* reset old bmac stats */ | |
2148 | memset(&(pstats->mac_stx[0]), 0, | |
2149 | sizeof(struct mac_stx)); | |
2150 | } | |
f34d28ea | 2151 | if (bp->state == BNX2X_STATE_OPEN) |
bb2a0f7a YG |
2152 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); |
2153 | } | |
2154 | ||
d9e8b185 VZ |
2155 | /* indicate link status only if link status actually changed */ |
2156 | if (prev_link_status != bp->link_vars.link_status) | |
2157 | bnx2x_link_report(bp); | |
34f80b04 | 2158 | |
f2e0899f DK |
2159 | if (IS_MF(bp)) |
2160 | bnx2x_link_sync_notify(bp); | |
34f80b04 | 2161 | |
f2e0899f DK |
2162 | if (bp->link_vars.link_up && bp->link_vars.line_speed) { |
2163 | int cmng_fns = bnx2x_get_cmng_fns_mode(bp); | |
8a1c38d1 | 2164 | |
f2e0899f DK |
2165 | if (cmng_fns != CMNG_FNS_NONE) { |
2166 | bnx2x_cmng_fns_init(bp, false, cmng_fns); | |
2167 | storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp)); | |
2168 | } else | |
2169 | /* rate shaping and fairness are disabled */ | |
2170 | DP(NETIF_MSG_IFUP, | |
2171 | "single function mode without fairness\n"); | |
34f80b04 | 2172 | } |
c18487ee | 2173 | } |
a2fbb9ea | 2174 | |
9f6c9258 | 2175 | void bnx2x__link_status_update(struct bnx2x *bp) |
c18487ee | 2176 | { |
f34d28ea | 2177 | if ((bp->state != BNX2X_STATE_OPEN) || (bp->flags & MF_FUNC_DIS)) |
c18487ee | 2178 | return; |
a2fbb9ea | 2179 | |
c18487ee | 2180 | bnx2x_link_status_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2181 | |
bb2a0f7a YG |
2182 | if (bp->link_vars.link_up) |
2183 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2184 | else | |
2185 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2186 | ||
f2e0899f DK |
2187 | /* the link status update could be the result of a DCC event |
2188 | hence re-read the shmem mf configuration */ | |
2189 | bnx2x_read_mf_cfg(bp); | |
2691d51d | 2190 | |
c18487ee YR |
2191 | /* indicate link status */ |
2192 | bnx2x_link_report(bp); | |
a2fbb9ea | 2193 | } |
a2fbb9ea | 2194 | |
34f80b04 EG |
2195 | static void bnx2x_pmf_update(struct bnx2x *bp) |
2196 | { | |
2197 | int port = BP_PORT(bp); | |
2198 | u32 val; | |
2199 | ||
2200 | bp->port.pmf = 1; | |
2201 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
2202 | ||
2203 | /* enable nig attention */ | |
2204 | val = (0xff0f | (1 << (BP_E1HVN(bp) + 4))); | |
f2e0899f DK |
2205 | if (bp->common.int_block == INT_BLOCK_HC) { |
2206 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
2207 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
2208 | } else if (CHIP_IS_E2(bp)) { | |
2209 | REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, val); | |
2210 | REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, val); | |
2211 | } | |
bb2a0f7a YG |
2212 | |
2213 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
34f80b04 EG |
2214 | } |
2215 | ||
c18487ee | 2216 | /* end of Link */ |
a2fbb9ea ET |
2217 | |
2218 | /* slow path */ | |
2219 | ||
2220 | /* | |
2221 | * General service functions | |
2222 | */ | |
2223 | ||
2691d51d | 2224 | /* send the MCP a request, block until there is a reply */ |
a22f0788 | 2225 | u32 bnx2x_fw_command(struct bnx2x *bp, u32 command, u32 param) |
2691d51d | 2226 | { |
f2e0899f | 2227 | int mb_idx = BP_FW_MB_IDX(bp); |
2691d51d EG |
2228 | u32 seq = ++bp->fw_seq; |
2229 | u32 rc = 0; | |
2230 | u32 cnt = 1; | |
2231 | u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10; | |
2232 | ||
c4ff7cbf | 2233 | mutex_lock(&bp->fw_mb_mutex); |
f2e0899f DK |
2234 | SHMEM_WR(bp, func_mb[mb_idx].drv_mb_param, param); |
2235 | SHMEM_WR(bp, func_mb[mb_idx].drv_mb_header, (command | seq)); | |
2236 | ||
2691d51d EG |
2237 | DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq)); |
2238 | ||
2239 | do { | |
2240 | /* let the FW do it's magic ... */ | |
2241 | msleep(delay); | |
2242 | ||
f2e0899f | 2243 | rc = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_header); |
2691d51d | 2244 | |
c4ff7cbf EG |
2245 | /* Give the FW up to 5 second (500*10ms) */ |
2246 | } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 500)); | |
2691d51d EG |
2247 | |
2248 | DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n", | |
2249 | cnt*delay, rc, seq); | |
2250 | ||
2251 | /* is this a reply to our command? */ | |
2252 | if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK)) | |
2253 | rc &= FW_MSG_CODE_MASK; | |
2254 | else { | |
2255 | /* FW BUG! */ | |
2256 | BNX2X_ERR("FW failed to respond!\n"); | |
2257 | bnx2x_fw_dump(bp); | |
2258 | rc = 0; | |
2259 | } | |
c4ff7cbf | 2260 | mutex_unlock(&bp->fw_mb_mutex); |
2691d51d EG |
2261 | |
2262 | return rc; | |
2263 | } | |
2264 | ||
ec6ba945 VZ |
2265 | static u8 stat_counter_valid(struct bnx2x *bp, struct bnx2x_fastpath *fp) |
2266 | { | |
2267 | #ifdef BCM_CNIC | |
2268 | if (IS_FCOE_FP(fp) && IS_MF(bp)) | |
2269 | return false; | |
2270 | #endif | |
2271 | return true; | |
2272 | } | |
2273 | ||
523224a3 | 2274 | /* must be called under rtnl_lock */ |
8d96286a | 2275 | static void bnx2x_rxq_set_mac_filters(struct bnx2x *bp, u16 cl_id, u32 filters) |
2691d51d | 2276 | { |
523224a3 | 2277 | u32 mask = (1 << cl_id); |
2691d51d | 2278 | |
523224a3 DK |
2279 | /* initial seeting is BNX2X_ACCEPT_NONE */ |
2280 | u8 drop_all_ucast = 1, drop_all_bcast = 1, drop_all_mcast = 1; | |
2281 | u8 accp_all_ucast = 0, accp_all_bcast = 0, accp_all_mcast = 0; | |
2282 | u8 unmatched_unicast = 0; | |
2691d51d | 2283 | |
0793f83f DK |
2284 | if (filters & BNX2X_ACCEPT_UNMATCHED_UCAST) |
2285 | unmatched_unicast = 1; | |
2286 | ||
523224a3 DK |
2287 | if (filters & BNX2X_PROMISCUOUS_MODE) { |
2288 | /* promiscious - accept all, drop none */ | |
2289 | drop_all_ucast = drop_all_bcast = drop_all_mcast = 0; | |
2290 | accp_all_ucast = accp_all_bcast = accp_all_mcast = 1; | |
0793f83f DK |
2291 | if (IS_MF_SI(bp)) { |
2292 | /* | |
2293 | * SI mode defines to accept in promiscuos mode | |
2294 | * only unmatched packets | |
2295 | */ | |
2296 | unmatched_unicast = 1; | |
2297 | accp_all_ucast = 0; | |
2298 | } | |
523224a3 DK |
2299 | } |
2300 | if (filters & BNX2X_ACCEPT_UNICAST) { | |
2301 | /* accept matched ucast */ | |
2302 | drop_all_ucast = 0; | |
2303 | } | |
d9c8f498 | 2304 | if (filters & BNX2X_ACCEPT_MULTICAST) |
523224a3 DK |
2305 | /* accept matched mcast */ |
2306 | drop_all_mcast = 0; | |
d9c8f498 | 2307 | |
523224a3 DK |
2308 | if (filters & BNX2X_ACCEPT_ALL_UNICAST) { |
2309 | /* accept all mcast */ | |
2310 | drop_all_ucast = 0; | |
2311 | accp_all_ucast = 1; | |
2312 | } | |
2313 | if (filters & BNX2X_ACCEPT_ALL_MULTICAST) { | |
2314 | /* accept all mcast */ | |
2315 | drop_all_mcast = 0; | |
2316 | accp_all_mcast = 1; | |
2317 | } | |
2318 | if (filters & BNX2X_ACCEPT_BROADCAST) { | |
2319 | /* accept (all) bcast */ | |
2320 | drop_all_bcast = 0; | |
2321 | accp_all_bcast = 1; | |
2322 | } | |
2691d51d | 2323 | |
523224a3 DK |
2324 | bp->mac_filters.ucast_drop_all = drop_all_ucast ? |
2325 | bp->mac_filters.ucast_drop_all | mask : | |
2326 | bp->mac_filters.ucast_drop_all & ~mask; | |
2691d51d | 2327 | |
523224a3 DK |
2328 | bp->mac_filters.mcast_drop_all = drop_all_mcast ? |
2329 | bp->mac_filters.mcast_drop_all | mask : | |
2330 | bp->mac_filters.mcast_drop_all & ~mask; | |
2691d51d | 2331 | |
523224a3 DK |
2332 | bp->mac_filters.bcast_drop_all = drop_all_bcast ? |
2333 | bp->mac_filters.bcast_drop_all | mask : | |
2334 | bp->mac_filters.bcast_drop_all & ~mask; | |
2691d51d | 2335 | |
523224a3 DK |
2336 | bp->mac_filters.ucast_accept_all = accp_all_ucast ? |
2337 | bp->mac_filters.ucast_accept_all | mask : | |
2338 | bp->mac_filters.ucast_accept_all & ~mask; | |
2691d51d | 2339 | |
523224a3 DK |
2340 | bp->mac_filters.mcast_accept_all = accp_all_mcast ? |
2341 | bp->mac_filters.mcast_accept_all | mask : | |
2342 | bp->mac_filters.mcast_accept_all & ~mask; | |
2343 | ||
2344 | bp->mac_filters.bcast_accept_all = accp_all_bcast ? | |
2345 | bp->mac_filters.bcast_accept_all | mask : | |
2346 | bp->mac_filters.bcast_accept_all & ~mask; | |
2347 | ||
2348 | bp->mac_filters.unmatched_unicast = unmatched_unicast ? | |
2349 | bp->mac_filters.unmatched_unicast | mask : | |
2350 | bp->mac_filters.unmatched_unicast & ~mask; | |
2691d51d EG |
2351 | } |
2352 | ||
8d96286a | 2353 | static void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p) |
2691d51d | 2354 | { |
030f3356 DK |
2355 | struct tstorm_eth_function_common_config tcfg = {0}; |
2356 | u16 rss_flgs; | |
2691d51d | 2357 | |
030f3356 DK |
2358 | /* tpa */ |
2359 | if (p->func_flgs & FUNC_FLG_TPA) | |
2360 | tcfg.config_flags |= | |
2361 | TSTORM_ETH_FUNCTION_COMMON_CONFIG_ENABLE_TPA; | |
2691d51d | 2362 | |
030f3356 DK |
2363 | /* set rss flags */ |
2364 | rss_flgs = (p->rss->mode << | |
2365 | TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_MODE_SHIFT); | |
2366 | ||
2367 | if (p->rss->cap & RSS_IPV4_CAP) | |
2368 | rss_flgs |= RSS_IPV4_CAP_MASK; | |
2369 | if (p->rss->cap & RSS_IPV4_TCP_CAP) | |
2370 | rss_flgs |= RSS_IPV4_TCP_CAP_MASK; | |
2371 | if (p->rss->cap & RSS_IPV6_CAP) | |
2372 | rss_flgs |= RSS_IPV6_CAP_MASK; | |
2373 | if (p->rss->cap & RSS_IPV6_TCP_CAP) | |
2374 | rss_flgs |= RSS_IPV6_TCP_CAP_MASK; | |
2375 | ||
2376 | tcfg.config_flags |= rss_flgs; | |
2377 | tcfg.rss_result_mask = p->rss->result_mask; | |
2378 | ||
2379 | storm_memset_func_cfg(bp, &tcfg, p->func_id); | |
2691d51d | 2380 | |
523224a3 DK |
2381 | /* Enable the function in the FW */ |
2382 | storm_memset_vf_to_pf(bp, p->func_id, p->pf_id); | |
2383 | storm_memset_func_en(bp, p->func_id, 1); | |
2691d51d | 2384 | |
523224a3 DK |
2385 | /* statistics */ |
2386 | if (p->func_flgs & FUNC_FLG_STATS) { | |
2387 | struct stats_indication_flags stats_flags = {0}; | |
2388 | stats_flags.collect_eth = 1; | |
2691d51d | 2389 | |
523224a3 DK |
2390 | storm_memset_xstats_flags(bp, &stats_flags, p->func_id); |
2391 | storm_memset_xstats_addr(bp, p->fw_stat_map, p->func_id); | |
2691d51d | 2392 | |
523224a3 DK |
2393 | storm_memset_tstats_flags(bp, &stats_flags, p->func_id); |
2394 | storm_memset_tstats_addr(bp, p->fw_stat_map, p->func_id); | |
2691d51d | 2395 | |
523224a3 DK |
2396 | storm_memset_ustats_flags(bp, &stats_flags, p->func_id); |
2397 | storm_memset_ustats_addr(bp, p->fw_stat_map, p->func_id); | |
2691d51d | 2398 | |
523224a3 DK |
2399 | storm_memset_cstats_flags(bp, &stats_flags, p->func_id); |
2400 | storm_memset_cstats_addr(bp, p->fw_stat_map, p->func_id); | |
2691d51d EG |
2401 | } |
2402 | ||
523224a3 DK |
2403 | /* spq */ |
2404 | if (p->func_flgs & FUNC_FLG_SPQ) { | |
2405 | storm_memset_spq_addr(bp, p->spq_map, p->func_id); | |
2406 | REG_WR(bp, XSEM_REG_FAST_MEMORY + | |
2407 | XSTORM_SPQ_PROD_OFFSET(p->func_id), p->spq_prod); | |
2408 | } | |
2691d51d EG |
2409 | } |
2410 | ||
523224a3 DK |
2411 | static inline u16 bnx2x_get_cl_flags(struct bnx2x *bp, |
2412 | struct bnx2x_fastpath *fp) | |
28912902 | 2413 | { |
523224a3 | 2414 | u16 flags = 0; |
28912902 | 2415 | |
523224a3 DK |
2416 | /* calculate queue flags */ |
2417 | flags |= QUEUE_FLG_CACHE_ALIGN; | |
2418 | flags |= QUEUE_FLG_HC; | |
0793f83f | 2419 | flags |= IS_MF_SD(bp) ? QUEUE_FLG_OV : 0; |
28912902 | 2420 | |
523224a3 DK |
2421 | flags |= QUEUE_FLG_VLAN; |
2422 | DP(NETIF_MSG_IFUP, "vlan removal enabled\n"); | |
523224a3 DK |
2423 | |
2424 | if (!fp->disable_tpa) | |
2425 | flags |= QUEUE_FLG_TPA; | |
2426 | ||
ec6ba945 VZ |
2427 | flags = stat_counter_valid(bp, fp) ? |
2428 | (flags | QUEUE_FLG_STATS) : (flags & ~QUEUE_FLG_STATS); | |
523224a3 DK |
2429 | |
2430 | return flags; | |
2431 | } | |
2432 | ||
2433 | static void bnx2x_pf_rx_cl_prep(struct bnx2x *bp, | |
2434 | struct bnx2x_fastpath *fp, struct rxq_pause_params *pause, | |
2435 | struct bnx2x_rxq_init_params *rxq_init) | |
2436 | { | |
2437 | u16 max_sge = 0; | |
2438 | u16 sge_sz = 0; | |
2439 | u16 tpa_agg_size = 0; | |
2440 | ||
2441 | /* calculate queue flags */ | |
2442 | u16 flags = bnx2x_get_cl_flags(bp, fp); | |
2443 | ||
2444 | if (!fp->disable_tpa) { | |
2445 | pause->sge_th_hi = 250; | |
2446 | pause->sge_th_lo = 150; | |
2447 | tpa_agg_size = min_t(u32, | |
2448 | (min_t(u32, 8, MAX_SKB_FRAGS) * | |
2449 | SGE_PAGE_SIZE * PAGES_PER_SGE), 0xffff); | |
2450 | max_sge = SGE_PAGE_ALIGN(bp->dev->mtu) >> | |
2451 | SGE_PAGE_SHIFT; | |
2452 | max_sge = ((max_sge + PAGES_PER_SGE - 1) & | |
2453 | (~(PAGES_PER_SGE-1))) >> PAGES_PER_SGE_SHIFT; | |
2454 | sge_sz = (u16)min_t(u32, SGE_PAGE_SIZE * PAGES_PER_SGE, | |
2455 | 0xffff); | |
2456 | } | |
2457 | ||
2458 | /* pause - not for e1 */ | |
2459 | if (!CHIP_IS_E1(bp)) { | |
2460 | pause->bd_th_hi = 350; | |
2461 | pause->bd_th_lo = 250; | |
2462 | pause->rcq_th_hi = 350; | |
2463 | pause->rcq_th_lo = 250; | |
2464 | pause->sge_th_hi = 0; | |
2465 | pause->sge_th_lo = 0; | |
2466 | pause->pri_map = 1; | |
2467 | } | |
2468 | ||
2469 | /* rxq setup */ | |
2470 | rxq_init->flags = flags; | |
2471 | rxq_init->cxt = &bp->context.vcxt[fp->cid].eth; | |
2472 | rxq_init->dscr_map = fp->rx_desc_mapping; | |
2473 | rxq_init->sge_map = fp->rx_sge_mapping; | |
2474 | rxq_init->rcq_map = fp->rx_comp_mapping; | |
2475 | rxq_init->rcq_np_map = fp->rx_comp_mapping + BCM_PAGE_SIZE; | |
a8c94b91 VZ |
2476 | |
2477 | /* Always use mini-jumbo MTU for FCoE L2 ring */ | |
2478 | if (IS_FCOE_FP(fp)) | |
2479 | rxq_init->mtu = BNX2X_FCOE_MINI_JUMBO_MTU; | |
2480 | else | |
2481 | rxq_init->mtu = bp->dev->mtu; | |
2482 | ||
2483 | rxq_init->buf_sz = fp->rx_buf_size; | |
523224a3 DK |
2484 | rxq_init->cl_qzone_id = fp->cl_qzone_id; |
2485 | rxq_init->cl_id = fp->cl_id; | |
2486 | rxq_init->spcl_id = fp->cl_id; | |
2487 | rxq_init->stat_id = fp->cl_id; | |
2488 | rxq_init->tpa_agg_sz = tpa_agg_size; | |
2489 | rxq_init->sge_buf_sz = sge_sz; | |
2490 | rxq_init->max_sges_pkt = max_sge; | |
2491 | rxq_init->cache_line_log = BNX2X_RX_ALIGN_SHIFT; | |
2492 | rxq_init->fw_sb_id = fp->fw_sb_id; | |
2493 | ||
ec6ba945 VZ |
2494 | if (IS_FCOE_FP(fp)) |
2495 | rxq_init->sb_cq_index = HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS; | |
2496 | else | |
2497 | rxq_init->sb_cq_index = U_SB_ETH_RX_CQ_INDEX; | |
523224a3 DK |
2498 | |
2499 | rxq_init->cid = HW_CID(bp, fp->cid); | |
2500 | ||
2501 | rxq_init->hc_rate = bp->rx_ticks ? (1000000 / bp->rx_ticks) : 0; | |
2502 | } | |
2503 | ||
2504 | static void bnx2x_pf_tx_cl_prep(struct bnx2x *bp, | |
2505 | struct bnx2x_fastpath *fp, struct bnx2x_txq_init_params *txq_init) | |
2506 | { | |
2507 | u16 flags = bnx2x_get_cl_flags(bp, fp); | |
2508 | ||
2509 | txq_init->flags = flags; | |
2510 | txq_init->cxt = &bp->context.vcxt[fp->cid].eth; | |
2511 | txq_init->dscr_map = fp->tx_desc_mapping; | |
2512 | txq_init->stat_id = fp->cl_id; | |
2513 | txq_init->cid = HW_CID(bp, fp->cid); | |
2514 | txq_init->sb_cq_index = C_SB_ETH_TX_CQ_INDEX; | |
2515 | txq_init->traffic_type = LLFC_TRAFFIC_TYPE_NW; | |
2516 | txq_init->fw_sb_id = fp->fw_sb_id; | |
ec6ba945 VZ |
2517 | |
2518 | if (IS_FCOE_FP(fp)) { | |
2519 | txq_init->sb_cq_index = HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS; | |
2520 | txq_init->traffic_type = LLFC_TRAFFIC_TYPE_FCOE; | |
2521 | } | |
2522 | ||
523224a3 DK |
2523 | txq_init->hc_rate = bp->tx_ticks ? (1000000 / bp->tx_ticks) : 0; |
2524 | } | |
2525 | ||
8d96286a | 2526 | static void bnx2x_pf_init(struct bnx2x *bp) |
523224a3 DK |
2527 | { |
2528 | struct bnx2x_func_init_params func_init = {0}; | |
2529 | struct bnx2x_rss_params rss = {0}; | |
2530 | struct event_ring_data eq_data = { {0} }; | |
2531 | u16 flags; | |
2532 | ||
2533 | /* pf specific setups */ | |
2534 | if (!CHIP_IS_E1(bp)) | |
fb3bff17 | 2535 | storm_memset_ov(bp, bp->mf_ov, BP_FUNC(bp)); |
523224a3 | 2536 | |
f2e0899f DK |
2537 | if (CHIP_IS_E2(bp)) { |
2538 | /* reset IGU PF statistics: MSIX + ATTN */ | |
2539 | /* PF */ | |
2540 | REG_WR(bp, IGU_REG_STATISTIC_NUM_MESSAGE_SENT + | |
2541 | BNX2X_IGU_STAS_MSG_VF_CNT*4 + | |
2542 | (CHIP_MODE_IS_4_PORT(bp) ? | |
2543 | BP_FUNC(bp) : BP_VN(bp))*4, 0); | |
2544 | /* ATTN */ | |
2545 | REG_WR(bp, IGU_REG_STATISTIC_NUM_MESSAGE_SENT + | |
2546 | BNX2X_IGU_STAS_MSG_VF_CNT*4 + | |
2547 | BNX2X_IGU_STAS_MSG_PF_CNT*4 + | |
2548 | (CHIP_MODE_IS_4_PORT(bp) ? | |
2549 | BP_FUNC(bp) : BP_VN(bp))*4, 0); | |
2550 | } | |
2551 | ||
523224a3 DK |
2552 | /* function setup flags */ |
2553 | flags = (FUNC_FLG_STATS | FUNC_FLG_LEADING | FUNC_FLG_SPQ); | |
2554 | ||
f2e0899f DK |
2555 | if (CHIP_IS_E1x(bp)) |
2556 | flags |= (bp->flags & TPA_ENABLE_FLAG) ? FUNC_FLG_TPA : 0; | |
2557 | else | |
2558 | flags |= FUNC_FLG_TPA; | |
523224a3 | 2559 | |
030f3356 DK |
2560 | /* function setup */ |
2561 | ||
523224a3 DK |
2562 | /** |
2563 | * Although RSS is meaningless when there is a single HW queue we | |
2564 | * still need it enabled in order to have HW Rx hash generated. | |
523224a3 | 2565 | */ |
030f3356 DK |
2566 | rss.cap = (RSS_IPV4_CAP | RSS_IPV4_TCP_CAP | |
2567 | RSS_IPV6_CAP | RSS_IPV6_TCP_CAP); | |
2568 | rss.mode = bp->multi_mode; | |
2569 | rss.result_mask = MULTI_MASK; | |
2570 | func_init.rss = &rss; | |
523224a3 DK |
2571 | |
2572 | func_init.func_flgs = flags; | |
2573 | func_init.pf_id = BP_FUNC(bp); | |
2574 | func_init.func_id = BP_FUNC(bp); | |
2575 | func_init.fw_stat_map = bnx2x_sp_mapping(bp, fw_stats); | |
2576 | func_init.spq_map = bp->spq_mapping; | |
2577 | func_init.spq_prod = bp->spq_prod_idx; | |
2578 | ||
2579 | bnx2x_func_init(bp, &func_init); | |
2580 | ||
2581 | memset(&(bp->cmng), 0, sizeof(struct cmng_struct_per_port)); | |
2582 | ||
2583 | /* | |
2584 | Congestion management values depend on the link rate | |
2585 | There is no active link so initial link rate is set to 10 Gbps. | |
2586 | When the link comes up The congestion management values are | |
2587 | re-calculated according to the actual link rate. | |
2588 | */ | |
2589 | bp->link_vars.line_speed = SPEED_10000; | |
2590 | bnx2x_cmng_fns_init(bp, true, bnx2x_get_cmng_fns_mode(bp)); | |
2591 | ||
2592 | /* Only the PMF sets the HW */ | |
2593 | if (bp->port.pmf) | |
2594 | storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp)); | |
2595 | ||
2596 | /* no rx until link is up */ | |
2597 | bp->rx_mode = BNX2X_RX_MODE_NONE; | |
2598 | bnx2x_set_storm_rx_mode(bp); | |
2599 | ||
2600 | /* init Event Queue */ | |
2601 | eq_data.base_addr.hi = U64_HI(bp->eq_mapping); | |
2602 | eq_data.base_addr.lo = U64_LO(bp->eq_mapping); | |
2603 | eq_data.producer = bp->eq_prod; | |
2604 | eq_data.index_id = HC_SP_INDEX_EQ_CONS; | |
2605 | eq_data.sb_id = DEF_SB_ID; | |
2606 | storm_memset_eq_data(bp, &eq_data, BP_FUNC(bp)); | |
2607 | } | |
2608 | ||
2609 | ||
2610 | static void bnx2x_e1h_disable(struct bnx2x *bp) | |
2611 | { | |
2612 | int port = BP_PORT(bp); | |
2613 | ||
2614 | netif_tx_disable(bp->dev); | |
2615 | ||
2616 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); | |
2617 | ||
2618 | netif_carrier_off(bp->dev); | |
2619 | } | |
2620 | ||
2621 | static void bnx2x_e1h_enable(struct bnx2x *bp) | |
2622 | { | |
2623 | int port = BP_PORT(bp); | |
2624 | ||
2625 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); | |
2626 | ||
2627 | /* Tx queue should be only reenabled */ | |
2628 | netif_tx_wake_all_queues(bp->dev); | |
2629 | ||
2630 | /* | |
2631 | * Should not call netif_carrier_on since it will be called if the link | |
2632 | * is up when checking for link state | |
2633 | */ | |
2634 | } | |
2635 | ||
0793f83f DK |
2636 | /* called due to MCP event (on pmf): |
2637 | * reread new bandwidth configuration | |
2638 | * configure FW | |
2639 | * notify others function about the change | |
2640 | */ | |
2641 | static inline void bnx2x_config_mf_bw(struct bnx2x *bp) | |
2642 | { | |
2643 | if (bp->link_vars.link_up) { | |
2644 | bnx2x_cmng_fns_init(bp, true, CMNG_FNS_MINMAX); | |
2645 | bnx2x_link_sync_notify(bp); | |
2646 | } | |
2647 | storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp)); | |
2648 | } | |
2649 | ||
2650 | static inline void bnx2x_set_mf_bw(struct bnx2x *bp) | |
2651 | { | |
2652 | bnx2x_config_mf_bw(bp); | |
2653 | bnx2x_fw_command(bp, DRV_MSG_CODE_SET_MF_BW_ACK, 0); | |
2654 | } | |
2655 | ||
523224a3 DK |
2656 | static void bnx2x_dcc_event(struct bnx2x *bp, u32 dcc_event) |
2657 | { | |
2658 | DP(BNX2X_MSG_MCP, "dcc_event 0x%x\n", dcc_event); | |
2659 | ||
2660 | if (dcc_event & DRV_STATUS_DCC_DISABLE_ENABLE_PF) { | |
2661 | ||
2662 | /* | |
2663 | * This is the only place besides the function initialization | |
2664 | * where the bp->flags can change so it is done without any | |
2665 | * locks | |
2666 | */ | |
f2e0899f | 2667 | if (bp->mf_config[BP_VN(bp)] & FUNC_MF_CFG_FUNC_DISABLED) { |
523224a3 DK |
2668 | DP(NETIF_MSG_IFDOWN, "mf_cfg function disabled\n"); |
2669 | bp->flags |= MF_FUNC_DIS; | |
2670 | ||
2671 | bnx2x_e1h_disable(bp); | |
2672 | } else { | |
2673 | DP(NETIF_MSG_IFUP, "mf_cfg function enabled\n"); | |
2674 | bp->flags &= ~MF_FUNC_DIS; | |
2675 | ||
2676 | bnx2x_e1h_enable(bp); | |
2677 | } | |
2678 | dcc_event &= ~DRV_STATUS_DCC_DISABLE_ENABLE_PF; | |
2679 | } | |
2680 | if (dcc_event & DRV_STATUS_DCC_BANDWIDTH_ALLOCATION) { | |
0793f83f | 2681 | bnx2x_config_mf_bw(bp); |
523224a3 DK |
2682 | dcc_event &= ~DRV_STATUS_DCC_BANDWIDTH_ALLOCATION; |
2683 | } | |
2684 | ||
2685 | /* Report results to MCP */ | |
2686 | if (dcc_event) | |
2687 | bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_FAILURE, 0); | |
2688 | else | |
2689 | bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_OK, 0); | |
2690 | } | |
2691 | ||
2692 | /* must be called under the spq lock */ | |
2693 | static inline struct eth_spe *bnx2x_sp_get_next(struct bnx2x *bp) | |
2694 | { | |
2695 | struct eth_spe *next_spe = bp->spq_prod_bd; | |
2696 | ||
2697 | if (bp->spq_prod_bd == bp->spq_last_bd) { | |
2698 | bp->spq_prod_bd = bp->spq; | |
2699 | bp->spq_prod_idx = 0; | |
2700 | DP(NETIF_MSG_TIMER, "end of spq\n"); | |
2701 | } else { | |
2702 | bp->spq_prod_bd++; | |
2703 | bp->spq_prod_idx++; | |
2704 | } | |
2705 | return next_spe; | |
2706 | } | |
2707 | ||
2708 | /* must be called under the spq lock */ | |
28912902 MC |
2709 | static inline void bnx2x_sp_prod_update(struct bnx2x *bp) |
2710 | { | |
2711 | int func = BP_FUNC(bp); | |
2712 | ||
2713 | /* Make sure that BD data is updated before writing the producer */ | |
2714 | wmb(); | |
2715 | ||
523224a3 | 2716 | REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func), |
f85582f8 | 2717 | bp->spq_prod_idx); |
28912902 MC |
2718 | mmiowb(); |
2719 | } | |
2720 | ||
a2fbb9ea | 2721 | /* the slow path queue is odd since completions arrive on the fastpath ring */ |
9f6c9258 | 2722 | int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, |
f85582f8 | 2723 | u32 data_hi, u32 data_lo, int common) |
a2fbb9ea | 2724 | { |
28912902 | 2725 | struct eth_spe *spe; |
523224a3 | 2726 | u16 type; |
a2fbb9ea | 2727 | |
a2fbb9ea ET |
2728 | #ifdef BNX2X_STOP_ON_ERROR |
2729 | if (unlikely(bp->panic)) | |
2730 | return -EIO; | |
2731 | #endif | |
2732 | ||
34f80b04 | 2733 | spin_lock_bh(&bp->spq_lock); |
a2fbb9ea | 2734 | |
8fe23fbd | 2735 | if (!atomic_read(&bp->spq_left)) { |
a2fbb9ea | 2736 | BNX2X_ERR("BUG! SPQ ring full!\n"); |
34f80b04 | 2737 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2738 | bnx2x_panic(); |
2739 | return -EBUSY; | |
2740 | } | |
f1410647 | 2741 | |
28912902 MC |
2742 | spe = bnx2x_sp_get_next(bp); |
2743 | ||
a2fbb9ea | 2744 | /* CID needs port number to be encoded int it */ |
28912902 | 2745 | spe->hdr.conn_and_cmd_data = |
cdaa7cb8 VZ |
2746 | cpu_to_le32((command << SPE_HDR_CMD_ID_SHIFT) | |
2747 | HW_CID(bp, cid)); | |
523224a3 | 2748 | |
a2fbb9ea | 2749 | if (common) |
523224a3 DK |
2750 | /* Common ramrods: |
2751 | * FUNC_START, FUNC_STOP, CFC_DEL, STATS, SET_MAC | |
2752 | * TRAFFIC_STOP, TRAFFIC_START | |
2753 | */ | |
2754 | type = (NONE_CONNECTION_TYPE << SPE_HDR_CONN_TYPE_SHIFT) | |
2755 | & SPE_HDR_CONN_TYPE; | |
2756 | else | |
2757 | /* ETH ramrods: SETUP, HALT */ | |
2758 | type = (ETH_CONNECTION_TYPE << SPE_HDR_CONN_TYPE_SHIFT) | |
2759 | & SPE_HDR_CONN_TYPE; | |
a2fbb9ea | 2760 | |
523224a3 DK |
2761 | type |= ((BP_FUNC(bp) << SPE_HDR_FUNCTION_ID_SHIFT) & |
2762 | SPE_HDR_FUNCTION_ID); | |
a2fbb9ea | 2763 | |
523224a3 DK |
2764 | spe->hdr.type = cpu_to_le16(type); |
2765 | ||
2766 | spe->data.update_data_addr.hi = cpu_to_le32(data_hi); | |
2767 | spe->data.update_data_addr.lo = cpu_to_le32(data_lo); | |
2768 | ||
2769 | /* stats ramrod has it's own slot on the spq */ | |
2770 | if (command != RAMROD_CMD_ID_COMMON_STAT_QUERY) | |
2771 | /* It's ok if the actual decrement is issued towards the memory | |
2772 | * somewhere between the spin_lock and spin_unlock. Thus no | |
2773 | * more explict memory barrier is needed. | |
2774 | */ | |
8fe23fbd | 2775 | atomic_dec(&bp->spq_left); |
a2fbb9ea | 2776 | |
cdaa7cb8 | 2777 | DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/, |
523224a3 DK |
2778 | "SPQE[%x] (%x:%x) command %d hw_cid %x data (%x:%x) " |
2779 | "type(0x%x) left %x\n", | |
cdaa7cb8 VZ |
2780 | bp->spq_prod_idx, (u32)U64_HI(bp->spq_mapping), |
2781 | (u32)(U64_LO(bp->spq_mapping) + | |
2782 | (void *)bp->spq_prod_bd - (void *)bp->spq), command, | |
8fe23fbd | 2783 | HW_CID(bp, cid), data_hi, data_lo, type, atomic_read(&bp->spq_left)); |
cdaa7cb8 | 2784 | |
28912902 | 2785 | bnx2x_sp_prod_update(bp); |
34f80b04 | 2786 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2787 | return 0; |
2788 | } | |
2789 | ||
2790 | /* acquire split MCP access lock register */ | |
4a37fb66 | 2791 | static int bnx2x_acquire_alr(struct bnx2x *bp) |
a2fbb9ea | 2792 | { |
72fd0718 | 2793 | u32 j, val; |
34f80b04 | 2794 | int rc = 0; |
a2fbb9ea ET |
2795 | |
2796 | might_sleep(); | |
72fd0718 | 2797 | for (j = 0; j < 1000; j++) { |
a2fbb9ea ET |
2798 | val = (1UL << 31); |
2799 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2800 | val = REG_RD(bp, GRCBASE_MCP + 0x9c); | |
2801 | if (val & (1L << 31)) | |
2802 | break; | |
2803 | ||
2804 | msleep(5); | |
2805 | } | |
a2fbb9ea | 2806 | if (!(val & (1L << 31))) { |
19680c48 | 2807 | BNX2X_ERR("Cannot acquire MCP access lock register\n"); |
a2fbb9ea ET |
2808 | rc = -EBUSY; |
2809 | } | |
2810 | ||
2811 | return rc; | |
2812 | } | |
2813 | ||
4a37fb66 YG |
2814 | /* release split MCP access lock register */ |
2815 | static void bnx2x_release_alr(struct bnx2x *bp) | |
a2fbb9ea | 2816 | { |
72fd0718 | 2817 | REG_WR(bp, GRCBASE_MCP + 0x9c, 0); |
a2fbb9ea ET |
2818 | } |
2819 | ||
523224a3 DK |
2820 | #define BNX2X_DEF_SB_ATT_IDX 0x0001 |
2821 | #define BNX2X_DEF_SB_IDX 0x0002 | |
2822 | ||
a2fbb9ea ET |
2823 | static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp) |
2824 | { | |
523224a3 | 2825 | struct host_sp_status_block *def_sb = bp->def_status_blk; |
a2fbb9ea ET |
2826 | u16 rc = 0; |
2827 | ||
2828 | barrier(); /* status block is written to by the chip */ | |
a2fbb9ea ET |
2829 | if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) { |
2830 | bp->def_att_idx = def_sb->atten_status_block.attn_bits_index; | |
523224a3 | 2831 | rc |= BNX2X_DEF_SB_ATT_IDX; |
a2fbb9ea | 2832 | } |
523224a3 DK |
2833 | |
2834 | if (bp->def_idx != def_sb->sp_sb.running_index) { | |
2835 | bp->def_idx = def_sb->sp_sb.running_index; | |
2836 | rc |= BNX2X_DEF_SB_IDX; | |
a2fbb9ea | 2837 | } |
523224a3 DK |
2838 | |
2839 | /* Do not reorder: indecies reading should complete before handling */ | |
2840 | barrier(); | |
a2fbb9ea ET |
2841 | return rc; |
2842 | } | |
2843 | ||
2844 | /* | |
2845 | * slow path service functions | |
2846 | */ | |
2847 | ||
2848 | static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted) | |
2849 | { | |
34f80b04 | 2850 | int port = BP_PORT(bp); |
a2fbb9ea ET |
2851 | u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
2852 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
877e9aa4 ET |
2853 | u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 : |
2854 | NIG_REG_MASK_INTERRUPT_PORT0; | |
3fcaf2e5 | 2855 | u32 aeu_mask; |
87942b46 | 2856 | u32 nig_mask = 0; |
f2e0899f | 2857 | u32 reg_addr; |
a2fbb9ea | 2858 | |
a2fbb9ea ET |
2859 | if (bp->attn_state & asserted) |
2860 | BNX2X_ERR("IGU ERROR\n"); | |
2861 | ||
3fcaf2e5 EG |
2862 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2863 | aeu_mask = REG_RD(bp, aeu_addr); | |
2864 | ||
a2fbb9ea | 2865 | DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n", |
3fcaf2e5 | 2866 | aeu_mask, asserted); |
72fd0718 | 2867 | aeu_mask &= ~(asserted & 0x3ff); |
3fcaf2e5 | 2868 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); |
a2fbb9ea | 2869 | |
3fcaf2e5 EG |
2870 | REG_WR(bp, aeu_addr, aeu_mask); |
2871 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea | 2872 | |
3fcaf2e5 | 2873 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); |
a2fbb9ea | 2874 | bp->attn_state |= asserted; |
3fcaf2e5 | 2875 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); |
a2fbb9ea ET |
2876 | |
2877 | if (asserted & ATTN_HARD_WIRED_MASK) { | |
2878 | if (asserted & ATTN_NIG_FOR_FUNC) { | |
a2fbb9ea | 2879 | |
a5e9a7cf EG |
2880 | bnx2x_acquire_phy_lock(bp); |
2881 | ||
877e9aa4 | 2882 | /* save nig interrupt mask */ |
87942b46 | 2883 | nig_mask = REG_RD(bp, nig_int_mask_addr); |
877e9aa4 | 2884 | REG_WR(bp, nig_int_mask_addr, 0); |
a2fbb9ea | 2885 | |
c18487ee | 2886 | bnx2x_link_attn(bp); |
a2fbb9ea ET |
2887 | |
2888 | /* handle unicore attn? */ | |
2889 | } | |
2890 | if (asserted & ATTN_SW_TIMER_4_FUNC) | |
2891 | DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n"); | |
2892 | ||
2893 | if (asserted & GPIO_2_FUNC) | |
2894 | DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n"); | |
2895 | ||
2896 | if (asserted & GPIO_3_FUNC) | |
2897 | DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n"); | |
2898 | ||
2899 | if (asserted & GPIO_4_FUNC) | |
2900 | DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n"); | |
2901 | ||
2902 | if (port == 0) { | |
2903 | if (asserted & ATTN_GENERAL_ATTN_1) { | |
2904 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n"); | |
2905 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0); | |
2906 | } | |
2907 | if (asserted & ATTN_GENERAL_ATTN_2) { | |
2908 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n"); | |
2909 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0); | |
2910 | } | |
2911 | if (asserted & ATTN_GENERAL_ATTN_3) { | |
2912 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n"); | |
2913 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0); | |
2914 | } | |
2915 | } else { | |
2916 | if (asserted & ATTN_GENERAL_ATTN_4) { | |
2917 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n"); | |
2918 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0); | |
2919 | } | |
2920 | if (asserted & ATTN_GENERAL_ATTN_5) { | |
2921 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n"); | |
2922 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0); | |
2923 | } | |
2924 | if (asserted & ATTN_GENERAL_ATTN_6) { | |
2925 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n"); | |
2926 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0); | |
2927 | } | |
2928 | } | |
2929 | ||
2930 | } /* if hardwired */ | |
2931 | ||
f2e0899f DK |
2932 | if (bp->common.int_block == INT_BLOCK_HC) |
2933 | reg_addr = (HC_REG_COMMAND_REG + port*32 + | |
2934 | COMMAND_REG_ATTN_BITS_SET); | |
2935 | else | |
2936 | reg_addr = (BAR_IGU_INTMEM + IGU_CMD_ATTN_BIT_SET_UPPER*8); | |
2937 | ||
2938 | DP(NETIF_MSG_HW, "about to mask 0x%08x at %s addr 0x%x\n", asserted, | |
2939 | (bp->common.int_block == INT_BLOCK_HC) ? "HC" : "IGU", reg_addr); | |
2940 | REG_WR(bp, reg_addr, asserted); | |
a2fbb9ea ET |
2941 | |
2942 | /* now set back the mask */ | |
a5e9a7cf | 2943 | if (asserted & ATTN_NIG_FOR_FUNC) { |
87942b46 | 2944 | REG_WR(bp, nig_int_mask_addr, nig_mask); |
a5e9a7cf EG |
2945 | bnx2x_release_phy_lock(bp); |
2946 | } | |
a2fbb9ea ET |
2947 | } |
2948 | ||
fd4ef40d EG |
2949 | static inline void bnx2x_fan_failure(struct bnx2x *bp) |
2950 | { | |
2951 | int port = BP_PORT(bp); | |
b7737c9b | 2952 | u32 ext_phy_config; |
fd4ef40d | 2953 | /* mark the failure */ |
b7737c9b YR |
2954 | ext_phy_config = |
2955 | SHMEM_RD(bp, | |
2956 | dev_info.port_hw_config[port].external_phy_config); | |
2957 | ||
2958 | ext_phy_config &= ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; | |
2959 | ext_phy_config |= PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE; | |
fd4ef40d | 2960 | SHMEM_WR(bp, dev_info.port_hw_config[port].external_phy_config, |
b7737c9b | 2961 | ext_phy_config); |
fd4ef40d EG |
2962 | |
2963 | /* log the failure */ | |
cdaa7cb8 VZ |
2964 | netdev_err(bp->dev, "Fan Failure on Network Controller has caused" |
2965 | " the driver to shutdown the card to prevent permanent" | |
2966 | " damage. Please contact OEM Support for assistance\n"); | |
fd4ef40d | 2967 | } |
ab6ad5a4 | 2968 | |
877e9aa4 | 2969 | static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) |
a2fbb9ea | 2970 | { |
34f80b04 | 2971 | int port = BP_PORT(bp); |
877e9aa4 | 2972 | int reg_offset; |
d90d96ba | 2973 | u32 val; |
877e9aa4 | 2974 | |
34f80b04 EG |
2975 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
2976 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
877e9aa4 | 2977 | |
34f80b04 | 2978 | if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) { |
877e9aa4 ET |
2979 | |
2980 | val = REG_RD(bp, reg_offset); | |
2981 | val &= ~AEU_INPUTS_ATTN_BITS_SPIO5; | |
2982 | REG_WR(bp, reg_offset, val); | |
2983 | ||
2984 | BNX2X_ERR("SPIO5 hw attention\n"); | |
2985 | ||
fd4ef40d | 2986 | /* Fan failure attention */ |
d90d96ba | 2987 | bnx2x_hw_reset_phy(&bp->link_params); |
fd4ef40d | 2988 | bnx2x_fan_failure(bp); |
877e9aa4 | 2989 | } |
34f80b04 | 2990 | |
589abe3a EG |
2991 | if (attn & (AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 | |
2992 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1)) { | |
2993 | bnx2x_acquire_phy_lock(bp); | |
2994 | bnx2x_handle_module_detect_int(&bp->link_params); | |
2995 | bnx2x_release_phy_lock(bp); | |
2996 | } | |
2997 | ||
34f80b04 EG |
2998 | if (attn & HW_INTERRUT_ASSERT_SET_0) { |
2999 | ||
3000 | val = REG_RD(bp, reg_offset); | |
3001 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_0); | |
3002 | REG_WR(bp, reg_offset, val); | |
3003 | ||
3004 | BNX2X_ERR("FATAL HW block attention set0 0x%x\n", | |
0fc5d009 | 3005 | (u32)(attn & HW_INTERRUT_ASSERT_SET_0)); |
34f80b04 EG |
3006 | bnx2x_panic(); |
3007 | } | |
877e9aa4 ET |
3008 | } |
3009 | ||
3010 | static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn) | |
3011 | { | |
3012 | u32 val; | |
3013 | ||
0626b899 | 3014 | if (attn & AEU_INPUTS_ATTN_BITS_DOORBELLQ_HW_INTERRUPT) { |
877e9aa4 ET |
3015 | |
3016 | val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR); | |
3017 | BNX2X_ERR("DB hw attention 0x%x\n", val); | |
3018 | /* DORQ discard attention */ | |
3019 | if (val & 0x2) | |
3020 | BNX2X_ERR("FATAL error from DORQ\n"); | |
3021 | } | |
34f80b04 EG |
3022 | |
3023 | if (attn & HW_INTERRUT_ASSERT_SET_1) { | |
3024 | ||
3025 | int port = BP_PORT(bp); | |
3026 | int reg_offset; | |
3027 | ||
3028 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 : | |
3029 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1); | |
3030 | ||
3031 | val = REG_RD(bp, reg_offset); | |
3032 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_1); | |
3033 | REG_WR(bp, reg_offset, val); | |
3034 | ||
3035 | BNX2X_ERR("FATAL HW block attention set1 0x%x\n", | |
0fc5d009 | 3036 | (u32)(attn & HW_INTERRUT_ASSERT_SET_1)); |
34f80b04 EG |
3037 | bnx2x_panic(); |
3038 | } | |
877e9aa4 ET |
3039 | } |
3040 | ||
3041 | static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn) | |
3042 | { | |
3043 | u32 val; | |
3044 | ||
3045 | if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) { | |
3046 | ||
3047 | val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR); | |
3048 | BNX2X_ERR("CFC hw attention 0x%x\n", val); | |
3049 | /* CFC error attention */ | |
3050 | if (val & 0x2) | |
3051 | BNX2X_ERR("FATAL error from CFC\n"); | |
3052 | } | |
3053 | ||
3054 | if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) { | |
3055 | ||
3056 | val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0); | |
3057 | BNX2X_ERR("PXP hw attention 0x%x\n", val); | |
3058 | /* RQ_USDMDP_FIFO_OVERFLOW */ | |
3059 | if (val & 0x18000) | |
3060 | BNX2X_ERR("FATAL error from PXP\n"); | |
f2e0899f DK |
3061 | if (CHIP_IS_E2(bp)) { |
3062 | val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_1); | |
3063 | BNX2X_ERR("PXP hw attention-1 0x%x\n", val); | |
3064 | } | |
877e9aa4 | 3065 | } |
34f80b04 EG |
3066 | |
3067 | if (attn & HW_INTERRUT_ASSERT_SET_2) { | |
3068 | ||
3069 | int port = BP_PORT(bp); | |
3070 | int reg_offset; | |
3071 | ||
3072 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 : | |
3073 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2); | |
3074 | ||
3075 | val = REG_RD(bp, reg_offset); | |
3076 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_2); | |
3077 | REG_WR(bp, reg_offset, val); | |
3078 | ||
3079 | BNX2X_ERR("FATAL HW block attention set2 0x%x\n", | |
0fc5d009 | 3080 | (u32)(attn & HW_INTERRUT_ASSERT_SET_2)); |
34f80b04 EG |
3081 | bnx2x_panic(); |
3082 | } | |
877e9aa4 ET |
3083 | } |
3084 | ||
3085 | static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn) | |
3086 | { | |
34f80b04 EG |
3087 | u32 val; |
3088 | ||
877e9aa4 ET |
3089 | if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) { |
3090 | ||
34f80b04 EG |
3091 | if (attn & BNX2X_PMF_LINK_ASSERT) { |
3092 | int func = BP_FUNC(bp); | |
3093 | ||
3094 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
f2e0899f DK |
3095 | bp->mf_config[BP_VN(bp)] = MF_CFG_RD(bp, |
3096 | func_mf_config[BP_ABS_FUNC(bp)].config); | |
3097 | val = SHMEM_RD(bp, | |
3098 | func_mb[BP_FW_MB_IDX(bp)].drv_status); | |
2691d51d EG |
3099 | if (val & DRV_STATUS_DCC_EVENT_MASK) |
3100 | bnx2x_dcc_event(bp, | |
3101 | (val & DRV_STATUS_DCC_EVENT_MASK)); | |
0793f83f DK |
3102 | |
3103 | if (val & DRV_STATUS_SET_MF_BW) | |
3104 | bnx2x_set_mf_bw(bp); | |
3105 | ||
34f80b04 | 3106 | bnx2x__link_status_update(bp); |
2691d51d | 3107 | if ((bp->port.pmf == 0) && (val & DRV_STATUS_PMF)) |
34f80b04 EG |
3108 | bnx2x_pmf_update(bp); |
3109 | ||
e4901dde | 3110 | if (bp->port.pmf && |
785b9b1a SR |
3111 | (val & DRV_STATUS_DCBX_NEGOTIATION_RESULTS) && |
3112 | bp->dcbx_enabled > 0) | |
e4901dde VZ |
3113 | /* start dcbx state machine */ |
3114 | bnx2x_dcbx_set_params(bp, | |
3115 | BNX2X_DCBX_STATE_NEG_RECEIVED); | |
34f80b04 | 3116 | } else if (attn & BNX2X_MC_ASSERT_BITS) { |
877e9aa4 ET |
3117 | |
3118 | BNX2X_ERR("MC assert!\n"); | |
3119 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0); | |
3120 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0); | |
3121 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0); | |
3122 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0); | |
3123 | bnx2x_panic(); | |
3124 | ||
3125 | } else if (attn & BNX2X_MCP_ASSERT) { | |
3126 | ||
3127 | BNX2X_ERR("MCP assert!\n"); | |
3128 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0); | |
34f80b04 | 3129 | bnx2x_fw_dump(bp); |
877e9aa4 ET |
3130 | |
3131 | } else | |
3132 | BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn); | |
3133 | } | |
3134 | ||
3135 | if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) { | |
34f80b04 EG |
3136 | BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn); |
3137 | if (attn & BNX2X_GRC_TIMEOUT) { | |
f2e0899f DK |
3138 | val = CHIP_IS_E1(bp) ? 0 : |
3139 | REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN); | |
34f80b04 EG |
3140 | BNX2X_ERR("GRC time-out 0x%08x\n", val); |
3141 | } | |
3142 | if (attn & BNX2X_GRC_RSV) { | |
f2e0899f DK |
3143 | val = CHIP_IS_E1(bp) ? 0 : |
3144 | REG_RD(bp, MISC_REG_GRC_RSV_ATTN); | |
34f80b04 EG |
3145 | BNX2X_ERR("GRC reserved 0x%08x\n", val); |
3146 | } | |
877e9aa4 | 3147 | REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff); |
877e9aa4 ET |
3148 | } |
3149 | } | |
3150 | ||
72fd0718 VZ |
3151 | #define BNX2X_MISC_GEN_REG MISC_REG_GENERIC_POR_1 |
3152 | #define LOAD_COUNTER_BITS 16 /* Number of bits for load counter */ | |
3153 | #define LOAD_COUNTER_MASK (((u32)0x1 << LOAD_COUNTER_BITS) - 1) | |
3154 | #define RESET_DONE_FLAG_MASK (~LOAD_COUNTER_MASK) | |
3155 | #define RESET_DONE_FLAG_SHIFT LOAD_COUNTER_BITS | |
f85582f8 | 3156 | |
72fd0718 VZ |
3157 | /* |
3158 | * should be run under rtnl lock | |
3159 | */ | |
3160 | static inline void bnx2x_set_reset_done(struct bnx2x *bp) | |
3161 | { | |
3162 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3163 | val &= ~(1 << RESET_DONE_FLAG_SHIFT); | |
3164 | REG_WR(bp, BNX2X_MISC_GEN_REG, val); | |
3165 | barrier(); | |
3166 | mmiowb(); | |
3167 | } | |
3168 | ||
3169 | /* | |
3170 | * should be run under rtnl lock | |
3171 | */ | |
3172 | static inline void bnx2x_set_reset_in_progress(struct bnx2x *bp) | |
3173 | { | |
3174 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3175 | val |= (1 << 16); | |
3176 | REG_WR(bp, BNX2X_MISC_GEN_REG, val); | |
3177 | barrier(); | |
3178 | mmiowb(); | |
3179 | } | |
3180 | ||
3181 | /* | |
3182 | * should be run under rtnl lock | |
3183 | */ | |
9f6c9258 | 3184 | bool bnx2x_reset_is_done(struct bnx2x *bp) |
72fd0718 VZ |
3185 | { |
3186 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3187 | DP(NETIF_MSG_HW, "GEN_REG_VAL=0x%08x\n", val); | |
3188 | return (val & RESET_DONE_FLAG_MASK) ? false : true; | |
3189 | } | |
3190 | ||
3191 | /* | |
3192 | * should be run under rtnl lock | |
3193 | */ | |
9f6c9258 | 3194 | inline void bnx2x_inc_load_cnt(struct bnx2x *bp) |
72fd0718 VZ |
3195 | { |
3196 | u32 val1, val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3197 | ||
3198 | DP(NETIF_MSG_HW, "Old GEN_REG_VAL=0x%08x\n", val); | |
3199 | ||
3200 | val1 = ((val & LOAD_COUNTER_MASK) + 1) & LOAD_COUNTER_MASK; | |
3201 | REG_WR(bp, BNX2X_MISC_GEN_REG, (val & RESET_DONE_FLAG_MASK) | val1); | |
3202 | barrier(); | |
3203 | mmiowb(); | |
3204 | } | |
3205 | ||
3206 | /* | |
3207 | * should be run under rtnl lock | |
3208 | */ | |
9f6c9258 | 3209 | u32 bnx2x_dec_load_cnt(struct bnx2x *bp) |
72fd0718 VZ |
3210 | { |
3211 | u32 val1, val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3212 | ||
3213 | DP(NETIF_MSG_HW, "Old GEN_REG_VAL=0x%08x\n", val); | |
3214 | ||
3215 | val1 = ((val & LOAD_COUNTER_MASK) - 1) & LOAD_COUNTER_MASK; | |
3216 | REG_WR(bp, BNX2X_MISC_GEN_REG, (val & RESET_DONE_FLAG_MASK) | val1); | |
3217 | barrier(); | |
3218 | mmiowb(); | |
3219 | ||
3220 | return val1; | |
3221 | } | |
3222 | ||
3223 | /* | |
3224 | * should be run under rtnl lock | |
3225 | */ | |
3226 | static inline u32 bnx2x_get_load_cnt(struct bnx2x *bp) | |
3227 | { | |
3228 | return REG_RD(bp, BNX2X_MISC_GEN_REG) & LOAD_COUNTER_MASK; | |
3229 | } | |
3230 | ||
3231 | static inline void bnx2x_clear_load_cnt(struct bnx2x *bp) | |
3232 | { | |
3233 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3234 | REG_WR(bp, BNX2X_MISC_GEN_REG, val & (~LOAD_COUNTER_MASK)); | |
3235 | } | |
3236 | ||
3237 | static inline void _print_next_block(int idx, const char *blk) | |
3238 | { | |
3239 | if (idx) | |
3240 | pr_cont(", "); | |
3241 | pr_cont("%s", blk); | |
3242 | } | |
3243 | ||
3244 | static inline int bnx2x_print_blocks_with_parity0(u32 sig, int par_num) | |
3245 | { | |
3246 | int i = 0; | |
3247 | u32 cur_bit = 0; | |
3248 | for (i = 0; sig; i++) { | |
3249 | cur_bit = ((u32)0x1 << i); | |
3250 | if (sig & cur_bit) { | |
3251 | switch (cur_bit) { | |
3252 | case AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR: | |
3253 | _print_next_block(par_num++, "BRB"); | |
3254 | break; | |
3255 | case AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR: | |
3256 | _print_next_block(par_num++, "PARSER"); | |
3257 | break; | |
3258 | case AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR: | |
3259 | _print_next_block(par_num++, "TSDM"); | |
3260 | break; | |
3261 | case AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR: | |
3262 | _print_next_block(par_num++, "SEARCHER"); | |
3263 | break; | |
3264 | case AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR: | |
3265 | _print_next_block(par_num++, "TSEMI"); | |
3266 | break; | |
3267 | } | |
3268 | ||
3269 | /* Clear the bit */ | |
3270 | sig &= ~cur_bit; | |
3271 | } | |
3272 | } | |
3273 | ||
3274 | return par_num; | |
3275 | } | |
3276 | ||
3277 | static inline int bnx2x_print_blocks_with_parity1(u32 sig, int par_num) | |
3278 | { | |
3279 | int i = 0; | |
3280 | u32 cur_bit = 0; | |
3281 | for (i = 0; sig; i++) { | |
3282 | cur_bit = ((u32)0x1 << i); | |
3283 | if (sig & cur_bit) { | |
3284 | switch (cur_bit) { | |
3285 | case AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR: | |
3286 | _print_next_block(par_num++, "PBCLIENT"); | |
3287 | break; | |
3288 | case AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR: | |
3289 | _print_next_block(par_num++, "QM"); | |
3290 | break; | |
3291 | case AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR: | |
3292 | _print_next_block(par_num++, "XSDM"); | |
3293 | break; | |
3294 | case AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR: | |
3295 | _print_next_block(par_num++, "XSEMI"); | |
3296 | break; | |
3297 | case AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR: | |
3298 | _print_next_block(par_num++, "DOORBELLQ"); | |
3299 | break; | |
3300 | case AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR: | |
3301 | _print_next_block(par_num++, "VAUX PCI CORE"); | |
3302 | break; | |
3303 | case AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR: | |
3304 | _print_next_block(par_num++, "DEBUG"); | |
3305 | break; | |
3306 | case AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR: | |
3307 | _print_next_block(par_num++, "USDM"); | |
3308 | break; | |
3309 | case AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR: | |
3310 | _print_next_block(par_num++, "USEMI"); | |
3311 | break; | |
3312 | case AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR: | |
3313 | _print_next_block(par_num++, "UPB"); | |
3314 | break; | |
3315 | case AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR: | |
3316 | _print_next_block(par_num++, "CSDM"); | |
3317 | break; | |
3318 | } | |
3319 | ||
3320 | /* Clear the bit */ | |
3321 | sig &= ~cur_bit; | |
3322 | } | |
3323 | } | |
3324 | ||
3325 | return par_num; | |
3326 | } | |
3327 | ||
3328 | static inline int bnx2x_print_blocks_with_parity2(u32 sig, int par_num) | |
3329 | { | |
3330 | int i = 0; | |
3331 | u32 cur_bit = 0; | |
3332 | for (i = 0; sig; i++) { | |
3333 | cur_bit = ((u32)0x1 << i); | |
3334 | if (sig & cur_bit) { | |
3335 | switch (cur_bit) { | |
3336 | case AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR: | |
3337 | _print_next_block(par_num++, "CSEMI"); | |
3338 | break; | |
3339 | case AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR: | |
3340 | _print_next_block(par_num++, "PXP"); | |
3341 | break; | |
3342 | case AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR: | |
3343 | _print_next_block(par_num++, | |
3344 | "PXPPCICLOCKCLIENT"); | |
3345 | break; | |
3346 | case AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR: | |
3347 | _print_next_block(par_num++, "CFC"); | |
3348 | break; | |
3349 | case AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR: | |
3350 | _print_next_block(par_num++, "CDU"); | |
3351 | break; | |
3352 | case AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR: | |
3353 | _print_next_block(par_num++, "IGU"); | |
3354 | break; | |
3355 | case AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR: | |
3356 | _print_next_block(par_num++, "MISC"); | |
3357 | break; | |
3358 | } | |
3359 | ||
3360 | /* Clear the bit */ | |
3361 | sig &= ~cur_bit; | |
3362 | } | |
3363 | } | |
3364 | ||
3365 | return par_num; | |
3366 | } | |
3367 | ||
3368 | static inline int bnx2x_print_blocks_with_parity3(u32 sig, int par_num) | |
3369 | { | |
3370 | int i = 0; | |
3371 | u32 cur_bit = 0; | |
3372 | for (i = 0; sig; i++) { | |
3373 | cur_bit = ((u32)0x1 << i); | |
3374 | if (sig & cur_bit) { | |
3375 | switch (cur_bit) { | |
3376 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY: | |
3377 | _print_next_block(par_num++, "MCP ROM"); | |
3378 | break; | |
3379 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY: | |
3380 | _print_next_block(par_num++, "MCP UMP RX"); | |
3381 | break; | |
3382 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY: | |
3383 | _print_next_block(par_num++, "MCP UMP TX"); | |
3384 | break; | |
3385 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY: | |
3386 | _print_next_block(par_num++, "MCP SCPAD"); | |
3387 | break; | |
3388 | } | |
3389 | ||
3390 | /* Clear the bit */ | |
3391 | sig &= ~cur_bit; | |
3392 | } | |
3393 | } | |
3394 | ||
3395 | return par_num; | |
3396 | } | |
3397 | ||
3398 | static inline bool bnx2x_parity_attn(struct bnx2x *bp, u32 sig0, u32 sig1, | |
3399 | u32 sig2, u32 sig3) | |
3400 | { | |
3401 | if ((sig0 & HW_PRTY_ASSERT_SET_0) || (sig1 & HW_PRTY_ASSERT_SET_1) || | |
3402 | (sig2 & HW_PRTY_ASSERT_SET_2) || (sig3 & HW_PRTY_ASSERT_SET_3)) { | |
3403 | int par_num = 0; | |
3404 | DP(NETIF_MSG_HW, "Was parity error: HW block parity attention: " | |
3405 | "[0]:0x%08x [1]:0x%08x " | |
3406 | "[2]:0x%08x [3]:0x%08x\n", | |
3407 | sig0 & HW_PRTY_ASSERT_SET_0, | |
3408 | sig1 & HW_PRTY_ASSERT_SET_1, | |
3409 | sig2 & HW_PRTY_ASSERT_SET_2, | |
3410 | sig3 & HW_PRTY_ASSERT_SET_3); | |
3411 | printk(KERN_ERR"%s: Parity errors detected in blocks: ", | |
3412 | bp->dev->name); | |
3413 | par_num = bnx2x_print_blocks_with_parity0( | |
3414 | sig0 & HW_PRTY_ASSERT_SET_0, par_num); | |
3415 | par_num = bnx2x_print_blocks_with_parity1( | |
3416 | sig1 & HW_PRTY_ASSERT_SET_1, par_num); | |
3417 | par_num = bnx2x_print_blocks_with_parity2( | |
3418 | sig2 & HW_PRTY_ASSERT_SET_2, par_num); | |
3419 | par_num = bnx2x_print_blocks_with_parity3( | |
3420 | sig3 & HW_PRTY_ASSERT_SET_3, par_num); | |
3421 | printk("\n"); | |
3422 | return true; | |
3423 | } else | |
3424 | return false; | |
3425 | } | |
3426 | ||
9f6c9258 | 3427 | bool bnx2x_chk_parity_attn(struct bnx2x *bp) |
877e9aa4 | 3428 | { |
a2fbb9ea | 3429 | struct attn_route attn; |
72fd0718 VZ |
3430 | int port = BP_PORT(bp); |
3431 | ||
3432 | attn.sig[0] = REG_RD(bp, | |
3433 | MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + | |
3434 | port*4); | |
3435 | attn.sig[1] = REG_RD(bp, | |
3436 | MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + | |
3437 | port*4); | |
3438 | attn.sig[2] = REG_RD(bp, | |
3439 | MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + | |
3440 | port*4); | |
3441 | attn.sig[3] = REG_RD(bp, | |
3442 | MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + | |
3443 | port*4); | |
3444 | ||
3445 | return bnx2x_parity_attn(bp, attn.sig[0], attn.sig[1], attn.sig[2], | |
3446 | attn.sig[3]); | |
3447 | } | |
3448 | ||
f2e0899f DK |
3449 | |
3450 | static inline void bnx2x_attn_int_deasserted4(struct bnx2x *bp, u32 attn) | |
3451 | { | |
3452 | u32 val; | |
3453 | if (attn & AEU_INPUTS_ATTN_BITS_PGLUE_HW_INTERRUPT) { | |
3454 | ||
3455 | val = REG_RD(bp, PGLUE_B_REG_PGLUE_B_INT_STS_CLR); | |
3456 | BNX2X_ERR("PGLUE hw attention 0x%x\n", val); | |
3457 | if (val & PGLUE_B_PGLUE_B_INT_STS_REG_ADDRESS_ERROR) | |
3458 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3459 | "ADDRESS_ERROR\n"); | |
3460 | if (val & PGLUE_B_PGLUE_B_INT_STS_REG_INCORRECT_RCV_BEHAVIOR) | |
3461 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3462 | "INCORRECT_RCV_BEHAVIOR\n"); | |
3463 | if (val & PGLUE_B_PGLUE_B_INT_STS_REG_WAS_ERROR_ATTN) | |
3464 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3465 | "WAS_ERROR_ATTN\n"); | |
3466 | if (val & PGLUE_B_PGLUE_B_INT_STS_REG_VF_LENGTH_VIOLATION_ATTN) | |
3467 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3468 | "VF_LENGTH_VIOLATION_ATTN\n"); | |
3469 | if (val & | |
3470 | PGLUE_B_PGLUE_B_INT_STS_REG_VF_GRC_SPACE_VIOLATION_ATTN) | |
3471 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3472 | "VF_GRC_SPACE_VIOLATION_ATTN\n"); | |
3473 | if (val & | |
3474 | PGLUE_B_PGLUE_B_INT_STS_REG_VF_MSIX_BAR_VIOLATION_ATTN) | |
3475 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3476 | "VF_MSIX_BAR_VIOLATION_ATTN\n"); | |
3477 | if (val & PGLUE_B_PGLUE_B_INT_STS_REG_TCPL_ERROR_ATTN) | |
3478 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3479 | "TCPL_ERROR_ATTN\n"); | |
3480 | if (val & PGLUE_B_PGLUE_B_INT_STS_REG_TCPL_IN_TWO_RCBS_ATTN) | |
3481 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3482 | "TCPL_IN_TWO_RCBS_ATTN\n"); | |
3483 | if (val & PGLUE_B_PGLUE_B_INT_STS_REG_CSSNOOP_FIFO_OVERFLOW) | |
3484 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3485 | "CSSNOOP_FIFO_OVERFLOW\n"); | |
3486 | } | |
3487 | if (attn & AEU_INPUTS_ATTN_BITS_ATC_HW_INTERRUPT) { | |
3488 | val = REG_RD(bp, ATC_REG_ATC_INT_STS_CLR); | |
3489 | BNX2X_ERR("ATC hw attention 0x%x\n", val); | |
3490 | if (val & ATC_ATC_INT_STS_REG_ADDRESS_ERROR) | |
3491 | BNX2X_ERR("ATC_ATC_INT_STS_REG_ADDRESS_ERROR\n"); | |
3492 | if (val & ATC_ATC_INT_STS_REG_ATC_TCPL_TO_NOT_PEND) | |
3493 | BNX2X_ERR("ATC_ATC_INT_STS_REG" | |
3494 | "_ATC_TCPL_TO_NOT_PEND\n"); | |
3495 | if (val & ATC_ATC_INT_STS_REG_ATC_GPA_MULTIPLE_HITS) | |
3496 | BNX2X_ERR("ATC_ATC_INT_STS_REG_" | |
3497 | "ATC_GPA_MULTIPLE_HITS\n"); | |
3498 | if (val & ATC_ATC_INT_STS_REG_ATC_RCPL_TO_EMPTY_CNT) | |
3499 | BNX2X_ERR("ATC_ATC_INT_STS_REG_" | |
3500 | "ATC_RCPL_TO_EMPTY_CNT\n"); | |
3501 | if (val & ATC_ATC_INT_STS_REG_ATC_TCPL_ERROR) | |
3502 | BNX2X_ERR("ATC_ATC_INT_STS_REG_ATC_TCPL_ERROR\n"); | |
3503 | if (val & ATC_ATC_INT_STS_REG_ATC_IREQ_LESS_THAN_STU) | |
3504 | BNX2X_ERR("ATC_ATC_INT_STS_REG_" | |
3505 | "ATC_IREQ_LESS_THAN_STU\n"); | |
3506 | } | |
3507 | ||
3508 | if (attn & (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR | | |
3509 | AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)) { | |
3510 | BNX2X_ERR("FATAL parity attention set4 0x%x\n", | |
3511 | (u32)(attn & (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR | | |
3512 | AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR))); | |
3513 | } | |
3514 | ||
3515 | } | |
3516 | ||
72fd0718 VZ |
3517 | static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted) |
3518 | { | |
3519 | struct attn_route attn, *group_mask; | |
34f80b04 | 3520 | int port = BP_PORT(bp); |
877e9aa4 | 3521 | int index; |
a2fbb9ea ET |
3522 | u32 reg_addr; |
3523 | u32 val; | |
3fcaf2e5 | 3524 | u32 aeu_mask; |
a2fbb9ea ET |
3525 | |
3526 | /* need to take HW lock because MCP or other port might also | |
3527 | try to handle this event */ | |
4a37fb66 | 3528 | bnx2x_acquire_alr(bp); |
a2fbb9ea | 3529 | |
4a33bc03 | 3530 | if (CHIP_PARITY_ENABLED(bp) && bnx2x_chk_parity_attn(bp)) { |
72fd0718 VZ |
3531 | bp->recovery_state = BNX2X_RECOVERY_INIT; |
3532 | bnx2x_set_reset_in_progress(bp); | |
3533 | schedule_delayed_work(&bp->reset_task, 0); | |
3534 | /* Disable HW interrupts */ | |
3535 | bnx2x_int_disable(bp); | |
3536 | bnx2x_release_alr(bp); | |
3537 | /* In case of parity errors don't handle attentions so that | |
3538 | * other function would "see" parity errors. | |
3539 | */ | |
3540 | return; | |
3541 | } | |
3542 | ||
a2fbb9ea ET |
3543 | attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4); |
3544 | attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4); | |
3545 | attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4); | |
3546 | attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4); | |
f2e0899f DK |
3547 | if (CHIP_IS_E2(bp)) |
3548 | attn.sig[4] = | |
3549 | REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_5_FUNC_0 + port*4); | |
3550 | else | |
3551 | attn.sig[4] = 0; | |
3552 | ||
3553 | DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x %08x\n", | |
3554 | attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3], attn.sig[4]); | |
a2fbb9ea ET |
3555 | |
3556 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { | |
3557 | if (deasserted & (1 << index)) { | |
72fd0718 | 3558 | group_mask = &bp->attn_group[index]; |
a2fbb9ea | 3559 | |
f2e0899f DK |
3560 | DP(NETIF_MSG_HW, "group[%d]: %08x %08x " |
3561 | "%08x %08x %08x\n", | |
3562 | index, | |
3563 | group_mask->sig[0], group_mask->sig[1], | |
3564 | group_mask->sig[2], group_mask->sig[3], | |
3565 | group_mask->sig[4]); | |
a2fbb9ea | 3566 | |
f2e0899f DK |
3567 | bnx2x_attn_int_deasserted4(bp, |
3568 | attn.sig[4] & group_mask->sig[4]); | |
877e9aa4 | 3569 | bnx2x_attn_int_deasserted3(bp, |
72fd0718 | 3570 | attn.sig[3] & group_mask->sig[3]); |
877e9aa4 | 3571 | bnx2x_attn_int_deasserted1(bp, |
72fd0718 | 3572 | attn.sig[1] & group_mask->sig[1]); |
877e9aa4 | 3573 | bnx2x_attn_int_deasserted2(bp, |
72fd0718 | 3574 | attn.sig[2] & group_mask->sig[2]); |
877e9aa4 | 3575 | bnx2x_attn_int_deasserted0(bp, |
72fd0718 | 3576 | attn.sig[0] & group_mask->sig[0]); |
a2fbb9ea ET |
3577 | } |
3578 | } | |
3579 | ||
4a37fb66 | 3580 | bnx2x_release_alr(bp); |
a2fbb9ea | 3581 | |
f2e0899f DK |
3582 | if (bp->common.int_block == INT_BLOCK_HC) |
3583 | reg_addr = (HC_REG_COMMAND_REG + port*32 + | |
3584 | COMMAND_REG_ATTN_BITS_CLR); | |
3585 | else | |
3586 | reg_addr = (BAR_IGU_INTMEM + IGU_CMD_ATTN_BIT_CLR_UPPER*8); | |
a2fbb9ea ET |
3587 | |
3588 | val = ~deasserted; | |
f2e0899f DK |
3589 | DP(NETIF_MSG_HW, "about to mask 0x%08x at %s addr 0x%x\n", val, |
3590 | (bp->common.int_block == INT_BLOCK_HC) ? "HC" : "IGU", reg_addr); | |
5c862848 | 3591 | REG_WR(bp, reg_addr, val); |
a2fbb9ea | 3592 | |
a2fbb9ea | 3593 | if (~bp->attn_state & deasserted) |
3fcaf2e5 | 3594 | BNX2X_ERR("IGU ERROR\n"); |
a2fbb9ea ET |
3595 | |
3596 | reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
3597 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
3598 | ||
3fcaf2e5 EG |
3599 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
3600 | aeu_mask = REG_RD(bp, reg_addr); | |
3601 | ||
3602 | DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n", | |
3603 | aeu_mask, deasserted); | |
72fd0718 | 3604 | aeu_mask |= (deasserted & 0x3ff); |
3fcaf2e5 | 3605 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); |
a2fbb9ea | 3606 | |
3fcaf2e5 EG |
3607 | REG_WR(bp, reg_addr, aeu_mask); |
3608 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea ET |
3609 | |
3610 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); | |
3611 | bp->attn_state &= ~deasserted; | |
3612 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); | |
3613 | } | |
3614 | ||
3615 | static void bnx2x_attn_int(struct bnx2x *bp) | |
3616 | { | |
3617 | /* read local copy of bits */ | |
68d59484 EG |
3618 | u32 attn_bits = le32_to_cpu(bp->def_status_blk->atten_status_block. |
3619 | attn_bits); | |
3620 | u32 attn_ack = le32_to_cpu(bp->def_status_blk->atten_status_block. | |
3621 | attn_bits_ack); | |
a2fbb9ea ET |
3622 | u32 attn_state = bp->attn_state; |
3623 | ||
3624 | /* look for changed bits */ | |
3625 | u32 asserted = attn_bits & ~attn_ack & ~attn_state; | |
3626 | u32 deasserted = ~attn_bits & attn_ack & attn_state; | |
3627 | ||
3628 | DP(NETIF_MSG_HW, | |
3629 | "attn_bits %x attn_ack %x asserted %x deasserted %x\n", | |
3630 | attn_bits, attn_ack, asserted, deasserted); | |
3631 | ||
3632 | if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state)) | |
34f80b04 | 3633 | BNX2X_ERR("BAD attention state\n"); |
a2fbb9ea ET |
3634 | |
3635 | /* handle bits that were raised */ | |
3636 | if (asserted) | |
3637 | bnx2x_attn_int_asserted(bp, asserted); | |
3638 | ||
3639 | if (deasserted) | |
3640 | bnx2x_attn_int_deasserted(bp, deasserted); | |
3641 | } | |
3642 | ||
523224a3 DK |
3643 | static inline void bnx2x_update_eq_prod(struct bnx2x *bp, u16 prod) |
3644 | { | |
3645 | /* No memory barriers */ | |
3646 | storm_memset_eq_prod(bp, prod, BP_FUNC(bp)); | |
3647 | mmiowb(); /* keep prod updates ordered */ | |
3648 | } | |
3649 | ||
3650 | #ifdef BCM_CNIC | |
3651 | static int bnx2x_cnic_handle_cfc_del(struct bnx2x *bp, u32 cid, | |
3652 | union event_ring_elem *elem) | |
3653 | { | |
3654 | if (!bp->cnic_eth_dev.starting_cid || | |
3655 | cid < bp->cnic_eth_dev.starting_cid) | |
3656 | return 1; | |
3657 | ||
3658 | DP(BNX2X_MSG_SP, "got delete ramrod for CNIC CID %d\n", cid); | |
3659 | ||
3660 | if (unlikely(elem->message.data.cfc_del_event.error)) { | |
3661 | BNX2X_ERR("got delete ramrod for CNIC CID %d with error!\n", | |
3662 | cid); | |
3663 | bnx2x_panic_dump(bp); | |
3664 | } | |
3665 | bnx2x_cnic_cfc_comp(bp, cid); | |
3666 | return 0; | |
3667 | } | |
3668 | #endif | |
3669 | ||
3670 | static void bnx2x_eq_int(struct bnx2x *bp) | |
3671 | { | |
3672 | u16 hw_cons, sw_cons, sw_prod; | |
3673 | union event_ring_elem *elem; | |
3674 | u32 cid; | |
3675 | u8 opcode; | |
3676 | int spqe_cnt = 0; | |
3677 | ||
3678 | hw_cons = le16_to_cpu(*bp->eq_cons_sb); | |
3679 | ||
3680 | /* The hw_cos range is 1-255, 257 - the sw_cons range is 0-254, 256. | |
3681 | * when we get the the next-page we nned to adjust so the loop | |
3682 | * condition below will be met. The next element is the size of a | |
3683 | * regular element and hence incrementing by 1 | |
3684 | */ | |
3685 | if ((hw_cons & EQ_DESC_MAX_PAGE) == EQ_DESC_MAX_PAGE) | |
3686 | hw_cons++; | |
3687 | ||
3688 | /* This function may never run in parralel with itself for a | |
3689 | * specific bp, thus there is no need in "paired" read memory | |
3690 | * barrier here. | |
3691 | */ | |
3692 | sw_cons = bp->eq_cons; | |
3693 | sw_prod = bp->eq_prod; | |
3694 | ||
3695 | DP(BNX2X_MSG_SP, "EQ: hw_cons %u sw_cons %u bp->spq_left %u\n", | |
8fe23fbd | 3696 | hw_cons, sw_cons, atomic_read(&bp->spq_left)); |
523224a3 DK |
3697 | |
3698 | for (; sw_cons != hw_cons; | |
3699 | sw_prod = NEXT_EQ_IDX(sw_prod), sw_cons = NEXT_EQ_IDX(sw_cons)) { | |
3700 | ||
3701 | ||
3702 | elem = &bp->eq_ring[EQ_DESC(sw_cons)]; | |
3703 | ||
3704 | cid = SW_CID(elem->message.data.cfc_del_event.cid); | |
3705 | opcode = elem->message.opcode; | |
3706 | ||
3707 | ||
3708 | /* handle eq element */ | |
3709 | switch (opcode) { | |
3710 | case EVENT_RING_OPCODE_STAT_QUERY: | |
3711 | DP(NETIF_MSG_TIMER, "got statistics comp event\n"); | |
3712 | /* nothing to do with stats comp */ | |
3713 | continue; | |
3714 | ||
3715 | case EVENT_RING_OPCODE_CFC_DEL: | |
3716 | /* handle according to cid range */ | |
3717 | /* | |
3718 | * we may want to verify here that the bp state is | |
3719 | * HALTING | |
3720 | */ | |
3721 | DP(NETIF_MSG_IFDOWN, | |
3722 | "got delete ramrod for MULTI[%d]\n", cid); | |
3723 | #ifdef BCM_CNIC | |
3724 | if (!bnx2x_cnic_handle_cfc_del(bp, cid, elem)) | |
3725 | goto next_spqe; | |
ec6ba945 VZ |
3726 | if (cid == BNX2X_FCOE_ETH_CID) |
3727 | bnx2x_fcoe(bp, state) = BNX2X_FP_STATE_CLOSED; | |
3728 | else | |
523224a3 | 3729 | #endif |
ec6ba945 | 3730 | bnx2x_fp(bp, cid, state) = |
523224a3 DK |
3731 | BNX2X_FP_STATE_CLOSED; |
3732 | ||
3733 | goto next_spqe; | |
e4901dde VZ |
3734 | |
3735 | case EVENT_RING_OPCODE_STOP_TRAFFIC: | |
3736 | DP(NETIF_MSG_IFUP, "got STOP TRAFFIC\n"); | |
3737 | bnx2x_dcbx_set_params(bp, BNX2X_DCBX_STATE_TX_PAUSED); | |
3738 | goto next_spqe; | |
3739 | case EVENT_RING_OPCODE_START_TRAFFIC: | |
3740 | DP(NETIF_MSG_IFUP, "got START TRAFFIC\n"); | |
3741 | bnx2x_dcbx_set_params(bp, BNX2X_DCBX_STATE_TX_RELEASED); | |
3742 | goto next_spqe; | |
523224a3 DK |
3743 | } |
3744 | ||
3745 | switch (opcode | bp->state) { | |
3746 | case (EVENT_RING_OPCODE_FUNCTION_START | | |
3747 | BNX2X_STATE_OPENING_WAIT4_PORT): | |
3748 | DP(NETIF_MSG_IFUP, "got setup ramrod\n"); | |
3749 | bp->state = BNX2X_STATE_FUNC_STARTED; | |
3750 | break; | |
3751 | ||
3752 | case (EVENT_RING_OPCODE_FUNCTION_STOP | | |
3753 | BNX2X_STATE_CLOSING_WAIT4_HALT): | |
3754 | DP(NETIF_MSG_IFDOWN, "got halt ramrod\n"); | |
3755 | bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD; | |
3756 | break; | |
3757 | ||
3758 | case (EVENT_RING_OPCODE_SET_MAC | BNX2X_STATE_OPEN): | |
3759 | case (EVENT_RING_OPCODE_SET_MAC | BNX2X_STATE_DIAG): | |
3760 | DP(NETIF_MSG_IFUP, "got set mac ramrod\n"); | |
3761 | bp->set_mac_pending = 0; | |
3762 | break; | |
3763 | ||
3764 | case (EVENT_RING_OPCODE_SET_MAC | | |
3765 | BNX2X_STATE_CLOSING_WAIT4_HALT): | |
3766 | DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n"); | |
3767 | bp->set_mac_pending = 0; | |
3768 | break; | |
3769 | default: | |
3770 | /* unknown event log error and continue */ | |
3771 | BNX2X_ERR("Unknown EQ event %d\n", | |
3772 | elem->message.opcode); | |
3773 | } | |
3774 | next_spqe: | |
3775 | spqe_cnt++; | |
3776 | } /* for */ | |
3777 | ||
8fe23fbd DK |
3778 | smp_mb__before_atomic_inc(); |
3779 | atomic_add(spqe_cnt, &bp->spq_left); | |
523224a3 DK |
3780 | |
3781 | bp->eq_cons = sw_cons; | |
3782 | bp->eq_prod = sw_prod; | |
3783 | /* Make sure that above mem writes were issued towards the memory */ | |
3784 | smp_wmb(); | |
3785 | ||
3786 | /* update producer */ | |
3787 | bnx2x_update_eq_prod(bp, bp->eq_prod); | |
3788 | } | |
3789 | ||
a2fbb9ea ET |
3790 | static void bnx2x_sp_task(struct work_struct *work) |
3791 | { | |
1cf167f2 | 3792 | struct bnx2x *bp = container_of(work, struct bnx2x, sp_task.work); |
a2fbb9ea ET |
3793 | u16 status; |
3794 | ||
3795 | /* Return here if interrupt is disabled */ | |
3796 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 3797 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
3798 | return; |
3799 | } | |
3800 | ||
3801 | status = bnx2x_update_dsb_idx(bp); | |
34f80b04 EG |
3802 | /* if (status == 0) */ |
3803 | /* BNX2X_ERR("spurious slowpath interrupt!\n"); */ | |
a2fbb9ea | 3804 | |
cdaa7cb8 | 3805 | DP(NETIF_MSG_INTR, "got a slowpath interrupt (status 0x%x)\n", status); |
a2fbb9ea | 3806 | |
877e9aa4 | 3807 | /* HW attentions */ |
523224a3 | 3808 | if (status & BNX2X_DEF_SB_ATT_IDX) { |
a2fbb9ea | 3809 | bnx2x_attn_int(bp); |
523224a3 | 3810 | status &= ~BNX2X_DEF_SB_ATT_IDX; |
cdaa7cb8 VZ |
3811 | } |
3812 | ||
523224a3 DK |
3813 | /* SP events: STAT_QUERY and others */ |
3814 | if (status & BNX2X_DEF_SB_IDX) { | |
ec6ba945 VZ |
3815 | #ifdef BCM_CNIC |
3816 | struct bnx2x_fastpath *fp = bnx2x_fcoe_fp(bp); | |
523224a3 | 3817 | |
ec6ba945 VZ |
3818 | if ((!NO_FCOE(bp)) && |
3819 | (bnx2x_has_rx_work(fp) || bnx2x_has_tx_work(fp))) | |
3820 | napi_schedule(&bnx2x_fcoe(bp, napi)); | |
3821 | #endif | |
523224a3 DK |
3822 | /* Handle EQ completions */ |
3823 | bnx2x_eq_int(bp); | |
3824 | ||
3825 | bnx2x_ack_sb(bp, bp->igu_dsb_id, USTORM_ID, | |
3826 | le16_to_cpu(bp->def_idx), IGU_INT_NOP, 1); | |
3827 | ||
3828 | status &= ~BNX2X_DEF_SB_IDX; | |
cdaa7cb8 VZ |
3829 | } |
3830 | ||
3831 | if (unlikely(status)) | |
3832 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status 0x%x)\n", | |
3833 | status); | |
a2fbb9ea | 3834 | |
523224a3 DK |
3835 | bnx2x_ack_sb(bp, bp->igu_dsb_id, ATTENTION_ID, |
3836 | le16_to_cpu(bp->def_att_idx), IGU_INT_ENABLE, 1); | |
a2fbb9ea ET |
3837 | } |
3838 | ||
9f6c9258 | 3839 | irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance) |
a2fbb9ea ET |
3840 | { |
3841 | struct net_device *dev = dev_instance; | |
3842 | struct bnx2x *bp = netdev_priv(dev); | |
3843 | ||
3844 | /* Return here if interrupt is disabled */ | |
3845 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 3846 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
3847 | return IRQ_HANDLED; |
3848 | } | |
3849 | ||
523224a3 DK |
3850 | bnx2x_ack_sb(bp, bp->igu_dsb_id, USTORM_ID, 0, |
3851 | IGU_INT_DISABLE, 0); | |
a2fbb9ea ET |
3852 | |
3853 | #ifdef BNX2X_STOP_ON_ERROR | |
3854 | if (unlikely(bp->panic)) | |
3855 | return IRQ_HANDLED; | |
3856 | #endif | |
3857 | ||
993ac7b5 MC |
3858 | #ifdef BCM_CNIC |
3859 | { | |
3860 | struct cnic_ops *c_ops; | |
3861 | ||
3862 | rcu_read_lock(); | |
3863 | c_ops = rcu_dereference(bp->cnic_ops); | |
3864 | if (c_ops) | |
3865 | c_ops->cnic_handler(bp->cnic_data, NULL); | |
3866 | rcu_read_unlock(); | |
3867 | } | |
3868 | #endif | |
1cf167f2 | 3869 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
3870 | |
3871 | return IRQ_HANDLED; | |
3872 | } | |
3873 | ||
3874 | /* end of slow path */ | |
3875 | ||
a2fbb9ea ET |
3876 | static void bnx2x_timer(unsigned long data) |
3877 | { | |
3878 | struct bnx2x *bp = (struct bnx2x *) data; | |
3879 | ||
3880 | if (!netif_running(bp->dev)) | |
3881 | return; | |
3882 | ||
3883 | if (atomic_read(&bp->intr_sem) != 0) | |
f1410647 | 3884 | goto timer_restart; |
a2fbb9ea ET |
3885 | |
3886 | if (poll) { | |
3887 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
3888 | int rc; | |
3889 | ||
7961f791 | 3890 | bnx2x_tx_int(fp); |
a2fbb9ea ET |
3891 | rc = bnx2x_rx_int(fp, 1000); |
3892 | } | |
3893 | ||
34f80b04 | 3894 | if (!BP_NOMCP(bp)) { |
f2e0899f | 3895 | int mb_idx = BP_FW_MB_IDX(bp); |
a2fbb9ea ET |
3896 | u32 drv_pulse; |
3897 | u32 mcp_pulse; | |
3898 | ||
3899 | ++bp->fw_drv_pulse_wr_seq; | |
3900 | bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK; | |
3901 | /* TBD - add SYSTEM_TIME */ | |
3902 | drv_pulse = bp->fw_drv_pulse_wr_seq; | |
f2e0899f | 3903 | SHMEM_WR(bp, func_mb[mb_idx].drv_pulse_mb, drv_pulse); |
a2fbb9ea | 3904 | |
f2e0899f | 3905 | mcp_pulse = (SHMEM_RD(bp, func_mb[mb_idx].mcp_pulse_mb) & |
a2fbb9ea ET |
3906 | MCP_PULSE_SEQ_MASK); |
3907 | /* The delta between driver pulse and mcp response | |
3908 | * should be 1 (before mcp response) or 0 (after mcp response) | |
3909 | */ | |
3910 | if ((drv_pulse != mcp_pulse) && | |
3911 | (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) { | |
3912 | /* someone lost a heartbeat... */ | |
3913 | BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n", | |
3914 | drv_pulse, mcp_pulse); | |
3915 | } | |
3916 | } | |
3917 | ||
f34d28ea | 3918 | if (bp->state == BNX2X_STATE_OPEN) |
bb2a0f7a | 3919 | bnx2x_stats_handle(bp, STATS_EVENT_UPDATE); |
a2fbb9ea | 3920 | |
f1410647 | 3921 | timer_restart: |
a2fbb9ea ET |
3922 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
3923 | } | |
3924 | ||
3925 | /* end of Statistics */ | |
3926 | ||
3927 | /* nic init */ | |
3928 | ||
3929 | /* | |
3930 | * nic init service functions | |
3931 | */ | |
3932 | ||
523224a3 | 3933 | static inline void bnx2x_fill(struct bnx2x *bp, u32 addr, int fill, u32 len) |
a2fbb9ea | 3934 | { |
523224a3 DK |
3935 | u32 i; |
3936 | if (!(len%4) && !(addr%4)) | |
3937 | for (i = 0; i < len; i += 4) | |
3938 | REG_WR(bp, addr + i, fill); | |
3939 | else | |
3940 | for (i = 0; i < len; i++) | |
3941 | REG_WR8(bp, addr + i, fill); | |
34f80b04 | 3942 | |
34f80b04 EG |
3943 | } |
3944 | ||
523224a3 DK |
3945 | /* helper: writes FP SP data to FW - data_size in dwords */ |
3946 | static inline void bnx2x_wr_fp_sb_data(struct bnx2x *bp, | |
3947 | int fw_sb_id, | |
3948 | u32 *sb_data_p, | |
3949 | u32 data_size) | |
34f80b04 | 3950 | { |
a2fbb9ea | 3951 | int index; |
523224a3 DK |
3952 | for (index = 0; index < data_size; index++) |
3953 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
3954 | CSTORM_STATUS_BLOCK_DATA_OFFSET(fw_sb_id) + | |
3955 | sizeof(u32)*index, | |
3956 | *(sb_data_p + index)); | |
3957 | } | |
a2fbb9ea | 3958 | |
523224a3 DK |
3959 | static inline void bnx2x_zero_fp_sb(struct bnx2x *bp, int fw_sb_id) |
3960 | { | |
3961 | u32 *sb_data_p; | |
3962 | u32 data_size = 0; | |
f2e0899f | 3963 | struct hc_status_block_data_e2 sb_data_e2; |
523224a3 | 3964 | struct hc_status_block_data_e1x sb_data_e1x; |
a2fbb9ea | 3965 | |
523224a3 | 3966 | /* disable the function first */ |
f2e0899f DK |
3967 | if (CHIP_IS_E2(bp)) { |
3968 | memset(&sb_data_e2, 0, sizeof(struct hc_status_block_data_e2)); | |
3969 | sb_data_e2.common.p_func.pf_id = HC_FUNCTION_DISABLED; | |
3970 | sb_data_e2.common.p_func.vf_id = HC_FUNCTION_DISABLED; | |
3971 | sb_data_e2.common.p_func.vf_valid = false; | |
3972 | sb_data_p = (u32 *)&sb_data_e2; | |
3973 | data_size = sizeof(struct hc_status_block_data_e2)/sizeof(u32); | |
3974 | } else { | |
3975 | memset(&sb_data_e1x, 0, | |
3976 | sizeof(struct hc_status_block_data_e1x)); | |
3977 | sb_data_e1x.common.p_func.pf_id = HC_FUNCTION_DISABLED; | |
3978 | sb_data_e1x.common.p_func.vf_id = HC_FUNCTION_DISABLED; | |
3979 | sb_data_e1x.common.p_func.vf_valid = false; | |
3980 | sb_data_p = (u32 *)&sb_data_e1x; | |
3981 | data_size = sizeof(struct hc_status_block_data_e1x)/sizeof(u32); | |
3982 | } | |
523224a3 | 3983 | bnx2x_wr_fp_sb_data(bp, fw_sb_id, sb_data_p, data_size); |
a2fbb9ea | 3984 | |
523224a3 DK |
3985 | bnx2x_fill(bp, BAR_CSTRORM_INTMEM + |
3986 | CSTORM_STATUS_BLOCK_OFFSET(fw_sb_id), 0, | |
3987 | CSTORM_STATUS_BLOCK_SIZE); | |
3988 | bnx2x_fill(bp, BAR_CSTRORM_INTMEM + | |
3989 | CSTORM_SYNC_BLOCK_OFFSET(fw_sb_id), 0, | |
3990 | CSTORM_SYNC_BLOCK_SIZE); | |
3991 | } | |
34f80b04 | 3992 | |
523224a3 DK |
3993 | /* helper: writes SP SB data to FW */ |
3994 | static inline void bnx2x_wr_sp_sb_data(struct bnx2x *bp, | |
3995 | struct hc_sp_status_block_data *sp_sb_data) | |
3996 | { | |
3997 | int func = BP_FUNC(bp); | |
3998 | int i; | |
3999 | for (i = 0; i < sizeof(struct hc_sp_status_block_data)/sizeof(u32); i++) | |
4000 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
4001 | CSTORM_SP_STATUS_BLOCK_DATA_OFFSET(func) + | |
4002 | i*sizeof(u32), | |
4003 | *((u32 *)sp_sb_data + i)); | |
34f80b04 EG |
4004 | } |
4005 | ||
523224a3 | 4006 | static inline void bnx2x_zero_sp_sb(struct bnx2x *bp) |
34f80b04 EG |
4007 | { |
4008 | int func = BP_FUNC(bp); | |
523224a3 DK |
4009 | struct hc_sp_status_block_data sp_sb_data; |
4010 | memset(&sp_sb_data, 0, sizeof(struct hc_sp_status_block_data)); | |
a2fbb9ea | 4011 | |
523224a3 DK |
4012 | sp_sb_data.p_func.pf_id = HC_FUNCTION_DISABLED; |
4013 | sp_sb_data.p_func.vf_id = HC_FUNCTION_DISABLED; | |
4014 | sp_sb_data.p_func.vf_valid = false; | |
4015 | ||
4016 | bnx2x_wr_sp_sb_data(bp, &sp_sb_data); | |
4017 | ||
4018 | bnx2x_fill(bp, BAR_CSTRORM_INTMEM + | |
4019 | CSTORM_SP_STATUS_BLOCK_OFFSET(func), 0, | |
4020 | CSTORM_SP_STATUS_BLOCK_SIZE); | |
4021 | bnx2x_fill(bp, BAR_CSTRORM_INTMEM + | |
4022 | CSTORM_SP_SYNC_BLOCK_OFFSET(func), 0, | |
4023 | CSTORM_SP_SYNC_BLOCK_SIZE); | |
4024 | ||
4025 | } | |
4026 | ||
4027 | ||
4028 | static inline | |
4029 | void bnx2x_setup_ndsb_state_machine(struct hc_status_block_sm *hc_sm, | |
4030 | int igu_sb_id, int igu_seg_id) | |
4031 | { | |
4032 | hc_sm->igu_sb_id = igu_sb_id; | |
4033 | hc_sm->igu_seg_id = igu_seg_id; | |
4034 | hc_sm->timer_value = 0xFF; | |
4035 | hc_sm->time_to_expire = 0xFFFFFFFF; | |
a2fbb9ea ET |
4036 | } |
4037 | ||
8d96286a | 4038 | static void bnx2x_init_sb(struct bnx2x *bp, dma_addr_t mapping, int vfid, |
523224a3 | 4039 | u8 vf_valid, int fw_sb_id, int igu_sb_id) |
a2fbb9ea | 4040 | { |
523224a3 DK |
4041 | int igu_seg_id; |
4042 | ||
f2e0899f | 4043 | struct hc_status_block_data_e2 sb_data_e2; |
523224a3 DK |
4044 | struct hc_status_block_data_e1x sb_data_e1x; |
4045 | struct hc_status_block_sm *hc_sm_p; | |
4046 | struct hc_index_data *hc_index_p; | |
4047 | int data_size; | |
4048 | u32 *sb_data_p; | |
4049 | ||
f2e0899f DK |
4050 | if (CHIP_INT_MODE_IS_BC(bp)) |
4051 | igu_seg_id = HC_SEG_ACCESS_NORM; | |
4052 | else | |
4053 | igu_seg_id = IGU_SEG_ACCESS_NORM; | |
523224a3 DK |
4054 | |
4055 | bnx2x_zero_fp_sb(bp, fw_sb_id); | |
4056 | ||
f2e0899f DK |
4057 | if (CHIP_IS_E2(bp)) { |
4058 | memset(&sb_data_e2, 0, sizeof(struct hc_status_block_data_e2)); | |
4059 | sb_data_e2.common.p_func.pf_id = BP_FUNC(bp); | |
4060 | sb_data_e2.common.p_func.vf_id = vfid; | |
4061 | sb_data_e2.common.p_func.vf_valid = vf_valid; | |
4062 | sb_data_e2.common.p_func.vnic_id = BP_VN(bp); | |
4063 | sb_data_e2.common.same_igu_sb_1b = true; | |
4064 | sb_data_e2.common.host_sb_addr.hi = U64_HI(mapping); | |
4065 | sb_data_e2.common.host_sb_addr.lo = U64_LO(mapping); | |
4066 | hc_sm_p = sb_data_e2.common.state_machine; | |
4067 | hc_index_p = sb_data_e2.index_data; | |
4068 | sb_data_p = (u32 *)&sb_data_e2; | |
4069 | data_size = sizeof(struct hc_status_block_data_e2)/sizeof(u32); | |
4070 | } else { | |
4071 | memset(&sb_data_e1x, 0, | |
4072 | sizeof(struct hc_status_block_data_e1x)); | |
4073 | sb_data_e1x.common.p_func.pf_id = BP_FUNC(bp); | |
4074 | sb_data_e1x.common.p_func.vf_id = 0xff; | |
4075 | sb_data_e1x.common.p_func.vf_valid = false; | |
4076 | sb_data_e1x.common.p_func.vnic_id = BP_VN(bp); | |
4077 | sb_data_e1x.common.same_igu_sb_1b = true; | |
4078 | sb_data_e1x.common.host_sb_addr.hi = U64_HI(mapping); | |
4079 | sb_data_e1x.common.host_sb_addr.lo = U64_LO(mapping); | |
4080 | hc_sm_p = sb_data_e1x.common.state_machine; | |
4081 | hc_index_p = sb_data_e1x.index_data; | |
4082 | sb_data_p = (u32 *)&sb_data_e1x; | |
4083 | data_size = sizeof(struct hc_status_block_data_e1x)/sizeof(u32); | |
4084 | } | |
523224a3 DK |
4085 | |
4086 | bnx2x_setup_ndsb_state_machine(&hc_sm_p[SM_RX_ID], | |
4087 | igu_sb_id, igu_seg_id); | |
4088 | bnx2x_setup_ndsb_state_machine(&hc_sm_p[SM_TX_ID], | |
4089 | igu_sb_id, igu_seg_id); | |
4090 | ||
4091 | DP(NETIF_MSG_HW, "Init FW SB %d\n", fw_sb_id); | |
4092 | ||
4093 | /* write indecies to HW */ | |
4094 | bnx2x_wr_fp_sb_data(bp, fw_sb_id, sb_data_p, data_size); | |
4095 | } | |
4096 | ||
4097 | static void bnx2x_update_coalesce_sb_index(struct bnx2x *bp, u16 fw_sb_id, | |
4098 | u8 sb_index, u8 disable, u16 usec) | |
4099 | { | |
4100 | int port = BP_PORT(bp); | |
4101 | u8 ticks = usec / BNX2X_BTR; | |
4102 | ||
4103 | storm_memset_hc_timeout(bp, port, fw_sb_id, sb_index, ticks); | |
4104 | ||
4105 | disable = disable ? 1 : (usec ? 0 : 1); | |
4106 | storm_memset_hc_disable(bp, port, fw_sb_id, sb_index, disable); | |
4107 | } | |
4108 | ||
4109 | static void bnx2x_update_coalesce_sb(struct bnx2x *bp, u16 fw_sb_id, | |
4110 | u16 tx_usec, u16 rx_usec) | |
4111 | { | |
4112 | bnx2x_update_coalesce_sb_index(bp, fw_sb_id, U_SB_ETH_RX_CQ_INDEX, | |
4113 | false, rx_usec); | |
4114 | bnx2x_update_coalesce_sb_index(bp, fw_sb_id, C_SB_ETH_TX_CQ_INDEX, | |
4115 | false, tx_usec); | |
4116 | } | |
f2e0899f | 4117 | |
523224a3 DK |
4118 | static void bnx2x_init_def_sb(struct bnx2x *bp) |
4119 | { | |
4120 | struct host_sp_status_block *def_sb = bp->def_status_blk; | |
4121 | dma_addr_t mapping = bp->def_status_blk_mapping; | |
4122 | int igu_sp_sb_index; | |
4123 | int igu_seg_id; | |
34f80b04 EG |
4124 | int port = BP_PORT(bp); |
4125 | int func = BP_FUNC(bp); | |
523224a3 | 4126 | int reg_offset; |
a2fbb9ea | 4127 | u64 section; |
523224a3 DK |
4128 | int index; |
4129 | struct hc_sp_status_block_data sp_sb_data; | |
4130 | memset(&sp_sb_data, 0, sizeof(struct hc_sp_status_block_data)); | |
4131 | ||
f2e0899f DK |
4132 | if (CHIP_INT_MODE_IS_BC(bp)) { |
4133 | igu_sp_sb_index = DEF_SB_IGU_ID; | |
4134 | igu_seg_id = HC_SEG_ACCESS_DEF; | |
4135 | } else { | |
4136 | igu_sp_sb_index = bp->igu_dsb_id; | |
4137 | igu_seg_id = IGU_SEG_ACCESS_DEF; | |
4138 | } | |
a2fbb9ea ET |
4139 | |
4140 | /* ATTN */ | |
523224a3 | 4141 | section = ((u64)mapping) + offsetof(struct host_sp_status_block, |
a2fbb9ea | 4142 | atten_status_block); |
523224a3 | 4143 | def_sb->atten_status_block.status_block_id = igu_sp_sb_index; |
a2fbb9ea | 4144 | |
49d66772 ET |
4145 | bp->attn_state = 0; |
4146 | ||
a2fbb9ea ET |
4147 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
4148 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
34f80b04 | 4149 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { |
523224a3 DK |
4150 | int sindex; |
4151 | /* take care of sig[0]..sig[4] */ | |
4152 | for (sindex = 0; sindex < 4; sindex++) | |
4153 | bp->attn_group[index].sig[sindex] = | |
4154 | REG_RD(bp, reg_offset + sindex*0x4 + 0x10*index); | |
f2e0899f DK |
4155 | |
4156 | if (CHIP_IS_E2(bp)) | |
4157 | /* | |
4158 | * enable5 is separate from the rest of the registers, | |
4159 | * and therefore the address skip is 4 | |
4160 | * and not 16 between the different groups | |
4161 | */ | |
4162 | bp->attn_group[index].sig[4] = REG_RD(bp, | |
4163 | reg_offset + 0x10 + 0x4*index); | |
4164 | else | |
4165 | bp->attn_group[index].sig[4] = 0; | |
a2fbb9ea ET |
4166 | } |
4167 | ||
f2e0899f DK |
4168 | if (bp->common.int_block == INT_BLOCK_HC) { |
4169 | reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L : | |
4170 | HC_REG_ATTN_MSG0_ADDR_L); | |
4171 | ||
4172 | REG_WR(bp, reg_offset, U64_LO(section)); | |
4173 | REG_WR(bp, reg_offset + 4, U64_HI(section)); | |
4174 | } else if (CHIP_IS_E2(bp)) { | |
4175 | REG_WR(bp, IGU_REG_ATTN_MSG_ADDR_L, U64_LO(section)); | |
4176 | REG_WR(bp, IGU_REG_ATTN_MSG_ADDR_H, U64_HI(section)); | |
4177 | } | |
a2fbb9ea | 4178 | |
523224a3 DK |
4179 | section = ((u64)mapping) + offsetof(struct host_sp_status_block, |
4180 | sp_sb); | |
a2fbb9ea | 4181 | |
523224a3 | 4182 | bnx2x_zero_sp_sb(bp); |
a2fbb9ea | 4183 | |
523224a3 DK |
4184 | sp_sb_data.host_sb_addr.lo = U64_LO(section); |
4185 | sp_sb_data.host_sb_addr.hi = U64_HI(section); | |
4186 | sp_sb_data.igu_sb_id = igu_sp_sb_index; | |
4187 | sp_sb_data.igu_seg_id = igu_seg_id; | |
4188 | sp_sb_data.p_func.pf_id = func; | |
f2e0899f | 4189 | sp_sb_data.p_func.vnic_id = BP_VN(bp); |
523224a3 | 4190 | sp_sb_data.p_func.vf_id = 0xff; |
a2fbb9ea | 4191 | |
523224a3 | 4192 | bnx2x_wr_sp_sb_data(bp, &sp_sb_data); |
49d66772 | 4193 | |
bb2a0f7a | 4194 | bp->stats_pending = 0; |
66e855f3 | 4195 | bp->set_mac_pending = 0; |
bb2a0f7a | 4196 | |
523224a3 | 4197 | bnx2x_ack_sb(bp, bp->igu_dsb_id, USTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
4198 | } |
4199 | ||
9f6c9258 | 4200 | void bnx2x_update_coalesce(struct bnx2x *bp) |
a2fbb9ea | 4201 | { |
a2fbb9ea ET |
4202 | int i; |
4203 | ||
ec6ba945 | 4204 | for_each_eth_queue(bp, i) |
523224a3 DK |
4205 | bnx2x_update_coalesce_sb(bp, bp->fp[i].fw_sb_id, |
4206 | bp->rx_ticks, bp->tx_ticks); | |
a2fbb9ea ET |
4207 | } |
4208 | ||
a2fbb9ea ET |
4209 | static void bnx2x_init_sp_ring(struct bnx2x *bp) |
4210 | { | |
a2fbb9ea | 4211 | spin_lock_init(&bp->spq_lock); |
8fe23fbd | 4212 | atomic_set(&bp->spq_left, MAX_SPQ_PENDING); |
a2fbb9ea | 4213 | |
a2fbb9ea | 4214 | bp->spq_prod_idx = 0; |
a2fbb9ea ET |
4215 | bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX; |
4216 | bp->spq_prod_bd = bp->spq; | |
4217 | bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT; | |
a2fbb9ea ET |
4218 | } |
4219 | ||
523224a3 | 4220 | static void bnx2x_init_eq_ring(struct bnx2x *bp) |
a2fbb9ea ET |
4221 | { |
4222 | int i; | |
523224a3 DK |
4223 | for (i = 1; i <= NUM_EQ_PAGES; i++) { |
4224 | union event_ring_elem *elem = | |
4225 | &bp->eq_ring[EQ_DESC_CNT_PAGE * i - 1]; | |
a2fbb9ea | 4226 | |
523224a3 DK |
4227 | elem->next_page.addr.hi = |
4228 | cpu_to_le32(U64_HI(bp->eq_mapping + | |
4229 | BCM_PAGE_SIZE * (i % NUM_EQ_PAGES))); | |
4230 | elem->next_page.addr.lo = | |
4231 | cpu_to_le32(U64_LO(bp->eq_mapping + | |
4232 | BCM_PAGE_SIZE*(i % NUM_EQ_PAGES))); | |
a2fbb9ea | 4233 | } |
523224a3 DK |
4234 | bp->eq_cons = 0; |
4235 | bp->eq_prod = NUM_EQ_DESC; | |
4236 | bp->eq_cons_sb = BNX2X_EQ_INDEX; | |
a2fbb9ea ET |
4237 | } |
4238 | ||
4239 | static void bnx2x_init_ind_table(struct bnx2x *bp) | |
4240 | { | |
26c8fa4d | 4241 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
4242 | int i; |
4243 | ||
555f6c78 | 4244 | if (bp->multi_mode == ETH_RSS_MODE_DISABLED) |
a2fbb9ea ET |
4245 | return; |
4246 | ||
555f6c78 EG |
4247 | DP(NETIF_MSG_IFUP, |
4248 | "Initializing indirection table multi_mode %d\n", bp->multi_mode); | |
a2fbb9ea | 4249 | for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++) |
34f80b04 | 4250 | REG_WR8(bp, BAR_TSTRORM_INTMEM + |
26c8fa4d | 4251 | TSTORM_INDIRECTION_TABLE_OFFSET(func) + i, |
ec6ba945 VZ |
4252 | bp->fp->cl_id + (i % (bp->num_queues - |
4253 | NONE_ETH_CONTEXT_USE))); | |
a2fbb9ea ET |
4254 | } |
4255 | ||
9f6c9258 | 4256 | void bnx2x_set_storm_rx_mode(struct bnx2x *bp) |
a2fbb9ea | 4257 | { |
34f80b04 | 4258 | int mode = bp->rx_mode; |
ec6ba945 | 4259 | int port = BP_PORT(bp); |
523224a3 | 4260 | u16 cl_id; |
ec6ba945 | 4261 | u32 def_q_filters = 0; |
523224a3 | 4262 | |
581ce43d EG |
4263 | /* All but management unicast packets should pass to the host as well */ |
4264 | u32 llh_mask = | |
4265 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_BRCST | | |
4266 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_MLCST | | |
4267 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_VLAN | | |
4268 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_NO_VLAN; | |
a2fbb9ea | 4269 | |
a2fbb9ea ET |
4270 | switch (mode) { |
4271 | case BNX2X_RX_MODE_NONE: /* no Rx */ | |
ec6ba945 VZ |
4272 | def_q_filters = BNX2X_ACCEPT_NONE; |
4273 | #ifdef BCM_CNIC | |
4274 | if (!NO_FCOE(bp)) { | |
4275 | cl_id = bnx2x_fcoe(bp, cl_id); | |
4276 | bnx2x_rxq_set_mac_filters(bp, cl_id, BNX2X_ACCEPT_NONE); | |
4277 | } | |
4278 | #endif | |
a2fbb9ea | 4279 | break; |
356e2385 | 4280 | |
a2fbb9ea | 4281 | case BNX2X_RX_MODE_NORMAL: |
ec6ba945 VZ |
4282 | def_q_filters |= BNX2X_ACCEPT_UNICAST | BNX2X_ACCEPT_BROADCAST | |
4283 | BNX2X_ACCEPT_MULTICAST; | |
4284 | #ifdef BCM_CNIC | |
4285 | cl_id = bnx2x_fcoe(bp, cl_id); | |
4286 | bnx2x_rxq_set_mac_filters(bp, cl_id, BNX2X_ACCEPT_UNICAST | | |
4287 | BNX2X_ACCEPT_MULTICAST); | |
4288 | #endif | |
a2fbb9ea | 4289 | break; |
356e2385 | 4290 | |
a2fbb9ea | 4291 | case BNX2X_RX_MODE_ALLMULTI: |
ec6ba945 VZ |
4292 | def_q_filters |= BNX2X_ACCEPT_UNICAST | BNX2X_ACCEPT_BROADCAST | |
4293 | BNX2X_ACCEPT_ALL_MULTICAST; | |
4294 | #ifdef BCM_CNIC | |
4295 | cl_id = bnx2x_fcoe(bp, cl_id); | |
4296 | bnx2x_rxq_set_mac_filters(bp, cl_id, BNX2X_ACCEPT_UNICAST | | |
4297 | BNX2X_ACCEPT_MULTICAST); | |
4298 | #endif | |
a2fbb9ea | 4299 | break; |
356e2385 | 4300 | |
a2fbb9ea | 4301 | case BNX2X_RX_MODE_PROMISC: |
ec6ba945 VZ |
4302 | def_q_filters |= BNX2X_PROMISCUOUS_MODE; |
4303 | #ifdef BCM_CNIC | |
4304 | cl_id = bnx2x_fcoe(bp, cl_id); | |
4305 | bnx2x_rxq_set_mac_filters(bp, cl_id, BNX2X_ACCEPT_UNICAST | | |
4306 | BNX2X_ACCEPT_MULTICAST); | |
4307 | #endif | |
581ce43d EG |
4308 | /* pass management unicast packets as well */ |
4309 | llh_mask |= NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_UNCST; | |
a2fbb9ea | 4310 | break; |
356e2385 | 4311 | |
a2fbb9ea | 4312 | default: |
34f80b04 EG |
4313 | BNX2X_ERR("BAD rx mode (%d)\n", mode); |
4314 | break; | |
a2fbb9ea ET |
4315 | } |
4316 | ||
ec6ba945 VZ |
4317 | cl_id = BP_L_ID(bp); |
4318 | bnx2x_rxq_set_mac_filters(bp, cl_id, def_q_filters); | |
4319 | ||
581ce43d | 4320 | REG_WR(bp, |
ec6ba945 VZ |
4321 | (port ? NIG_REG_LLH1_BRB1_DRV_MASK : |
4322 | NIG_REG_LLH0_BRB1_DRV_MASK), llh_mask); | |
581ce43d | 4323 | |
523224a3 DK |
4324 | DP(NETIF_MSG_IFUP, "rx mode %d\n" |
4325 | "drop_ucast 0x%x\ndrop_mcast 0x%x\ndrop_bcast 0x%x\n" | |
ec6ba945 VZ |
4326 | "accp_ucast 0x%x\naccp_mcast 0x%x\naccp_bcast 0x%x\n" |
4327 | "unmatched_ucast 0x%x\n", mode, | |
523224a3 DK |
4328 | bp->mac_filters.ucast_drop_all, |
4329 | bp->mac_filters.mcast_drop_all, | |
4330 | bp->mac_filters.bcast_drop_all, | |
4331 | bp->mac_filters.ucast_accept_all, | |
4332 | bp->mac_filters.mcast_accept_all, | |
ec6ba945 VZ |
4333 | bp->mac_filters.bcast_accept_all, |
4334 | bp->mac_filters.unmatched_unicast | |
523224a3 | 4335 | ); |
a2fbb9ea | 4336 | |
523224a3 | 4337 | storm_memset_mac_filters(bp, &bp->mac_filters, BP_FUNC(bp)); |
a2fbb9ea ET |
4338 | } |
4339 | ||
471de716 EG |
4340 | static void bnx2x_init_internal_common(struct bnx2x *bp) |
4341 | { | |
4342 | int i; | |
4343 | ||
523224a3 | 4344 | if (!CHIP_IS_E1(bp)) { |
de832a55 | 4345 | |
523224a3 DK |
4346 | /* xstorm needs to know whether to add ovlan to packets or not, |
4347 | * in switch-independent we'll write 0 to here... */ | |
34f80b04 | 4348 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET, |
fb3bff17 | 4349 | bp->mf_mode); |
34f80b04 | 4350 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET, |
fb3bff17 | 4351 | bp->mf_mode); |
34f80b04 | 4352 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET, |
fb3bff17 | 4353 | bp->mf_mode); |
34f80b04 | 4354 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET, |
fb3bff17 | 4355 | bp->mf_mode); |
34f80b04 EG |
4356 | } |
4357 | ||
0793f83f DK |
4358 | if (IS_MF_SI(bp)) |
4359 | /* | |
4360 | * In switch independent mode, the TSTORM needs to accept | |
4361 | * packets that failed classification, since approximate match | |
4362 | * mac addresses aren't written to NIG LLH | |
4363 | */ | |
4364 | REG_WR8(bp, BAR_TSTRORM_INTMEM + | |
4365 | TSTORM_ACCEPT_CLASSIFY_FAILED_OFFSET, 2); | |
4366 | ||
523224a3 DK |
4367 | /* Zero this manually as its initialization is |
4368 | currently missing in the initTool */ | |
4369 | for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++) | |
ca00392c | 4370 | REG_WR(bp, BAR_USTRORM_INTMEM + |
523224a3 | 4371 | USTORM_AGG_DATA_OFFSET + i * 4, 0); |
f2e0899f DK |
4372 | if (CHIP_IS_E2(bp)) { |
4373 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_IGU_MODE_OFFSET, | |
4374 | CHIP_INT_MODE_IS_BC(bp) ? | |
4375 | HC_IGU_BC_MODE : HC_IGU_NBC_MODE); | |
4376 | } | |
523224a3 | 4377 | } |
8a1c38d1 | 4378 | |
523224a3 DK |
4379 | static void bnx2x_init_internal_port(struct bnx2x *bp) |
4380 | { | |
4381 | /* port */ | |
e4901dde | 4382 | bnx2x_dcb_init_intmem_pfc(bp); |
a2fbb9ea ET |
4383 | } |
4384 | ||
471de716 EG |
4385 | static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code) |
4386 | { | |
4387 | switch (load_code) { | |
4388 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
f2e0899f | 4389 | case FW_MSG_CODE_DRV_LOAD_COMMON_CHIP: |
471de716 EG |
4390 | bnx2x_init_internal_common(bp); |
4391 | /* no break */ | |
4392 | ||
4393 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
4394 | bnx2x_init_internal_port(bp); | |
4395 | /* no break */ | |
4396 | ||
4397 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
523224a3 DK |
4398 | /* internal memory per function is |
4399 | initialized inside bnx2x_pf_init */ | |
471de716 EG |
4400 | break; |
4401 | ||
4402 | default: | |
4403 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
4404 | break; | |
4405 | } | |
4406 | } | |
4407 | ||
523224a3 DK |
4408 | static void bnx2x_init_fp_sb(struct bnx2x *bp, int fp_idx) |
4409 | { | |
4410 | struct bnx2x_fastpath *fp = &bp->fp[fp_idx]; | |
4411 | ||
4412 | fp->state = BNX2X_FP_STATE_CLOSED; | |
4413 | ||
4414 | fp->index = fp->cid = fp_idx; | |
4415 | fp->cl_id = BP_L_ID(bp) + fp_idx; | |
4416 | fp->fw_sb_id = bp->base_fw_ndsb + fp->cl_id + CNIC_CONTEXT_USE; | |
4417 | fp->igu_sb_id = bp->igu_base_sb + fp_idx + CNIC_CONTEXT_USE; | |
4418 | /* qZone id equals to FW (per path) client id */ | |
4419 | fp->cl_qzone_id = fp->cl_id + | |
f2e0899f DK |
4420 | BP_PORT(bp)*(CHIP_IS_E2(bp) ? ETH_MAX_RX_CLIENTS_E2 : |
4421 | ETH_MAX_RX_CLIENTS_E1H); | |
523224a3 | 4422 | /* init shortcut */ |
f2e0899f DK |
4423 | fp->ustorm_rx_prods_offset = CHIP_IS_E2(bp) ? |
4424 | USTORM_RX_PRODS_E2_OFFSET(fp->cl_qzone_id) : | |
523224a3 DK |
4425 | USTORM_RX_PRODS_E1X_OFFSET(BP_PORT(bp), fp->cl_id); |
4426 | /* Setup SB indicies */ | |
4427 | fp->rx_cons_sb = BNX2X_RX_SB_INDEX; | |
4428 | fp->tx_cons_sb = BNX2X_TX_SB_INDEX; | |
4429 | ||
4430 | DP(NETIF_MSG_IFUP, "queue[%d]: bnx2x_init_sb(%p,%p) " | |
4431 | "cl_id %d fw_sb %d igu_sb %d\n", | |
4432 | fp_idx, bp, fp->status_blk.e1x_sb, fp->cl_id, fp->fw_sb_id, | |
4433 | fp->igu_sb_id); | |
4434 | bnx2x_init_sb(bp, fp->status_blk_mapping, BNX2X_VF_ID_INVALID, false, | |
4435 | fp->fw_sb_id, fp->igu_sb_id); | |
4436 | ||
4437 | bnx2x_update_fpsb_idx(fp); | |
4438 | } | |
4439 | ||
9f6c9258 | 4440 | void bnx2x_nic_init(struct bnx2x *bp, u32 load_code) |
a2fbb9ea ET |
4441 | { |
4442 | int i; | |
4443 | ||
ec6ba945 | 4444 | for_each_eth_queue(bp, i) |
523224a3 | 4445 | bnx2x_init_fp_sb(bp, i); |
37b091ba | 4446 | #ifdef BCM_CNIC |
ec6ba945 VZ |
4447 | if (!NO_FCOE(bp)) |
4448 | bnx2x_init_fcoe_fp(bp); | |
523224a3 DK |
4449 | |
4450 | bnx2x_init_sb(bp, bp->cnic_sb_mapping, | |
4451 | BNX2X_VF_ID_INVALID, false, | |
4452 | CNIC_SB_ID(bp), CNIC_IGU_SB_ID(bp)); | |
4453 | ||
37b091ba | 4454 | #endif |
a2fbb9ea | 4455 | |
16119785 EG |
4456 | /* ensure status block indices were read */ |
4457 | rmb(); | |
4458 | ||
523224a3 | 4459 | bnx2x_init_def_sb(bp); |
5c862848 | 4460 | bnx2x_update_dsb_idx(bp); |
a2fbb9ea | 4461 | bnx2x_init_rx_rings(bp); |
523224a3 | 4462 | bnx2x_init_tx_rings(bp); |
a2fbb9ea | 4463 | bnx2x_init_sp_ring(bp); |
523224a3 | 4464 | bnx2x_init_eq_ring(bp); |
471de716 | 4465 | bnx2x_init_internal(bp, load_code); |
523224a3 | 4466 | bnx2x_pf_init(bp); |
a2fbb9ea | 4467 | bnx2x_init_ind_table(bp); |
0ef00459 EG |
4468 | bnx2x_stats_init(bp); |
4469 | ||
4470 | /* At this point, we are ready for interrupts */ | |
4471 | atomic_set(&bp->intr_sem, 0); | |
4472 | ||
4473 | /* flush all before enabling interrupts */ | |
4474 | mb(); | |
4475 | mmiowb(); | |
4476 | ||
615f8fd9 | 4477 | bnx2x_int_enable(bp); |
eb8da205 EG |
4478 | |
4479 | /* Check for SPIO5 */ | |
4480 | bnx2x_attn_int_deasserted0(bp, | |
4481 | REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + BP_PORT(bp)*4) & | |
4482 | AEU_INPUTS_ATTN_BITS_SPIO5); | |
a2fbb9ea ET |
4483 | } |
4484 | ||
4485 | /* end of nic init */ | |
4486 | ||
4487 | /* | |
4488 | * gzip service functions | |
4489 | */ | |
4490 | ||
4491 | static int bnx2x_gunzip_init(struct bnx2x *bp) | |
4492 | { | |
1a983142 FT |
4493 | bp->gunzip_buf = dma_alloc_coherent(&bp->pdev->dev, FW_BUF_SIZE, |
4494 | &bp->gunzip_mapping, GFP_KERNEL); | |
a2fbb9ea ET |
4495 | if (bp->gunzip_buf == NULL) |
4496 | goto gunzip_nomem1; | |
4497 | ||
4498 | bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL); | |
4499 | if (bp->strm == NULL) | |
4500 | goto gunzip_nomem2; | |
4501 | ||
4502 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), | |
4503 | GFP_KERNEL); | |
4504 | if (bp->strm->workspace == NULL) | |
4505 | goto gunzip_nomem3; | |
4506 | ||
4507 | return 0; | |
4508 | ||
4509 | gunzip_nomem3: | |
4510 | kfree(bp->strm); | |
4511 | bp->strm = NULL; | |
4512 | ||
4513 | gunzip_nomem2: | |
1a983142 FT |
4514 | dma_free_coherent(&bp->pdev->dev, FW_BUF_SIZE, bp->gunzip_buf, |
4515 | bp->gunzip_mapping); | |
a2fbb9ea ET |
4516 | bp->gunzip_buf = NULL; |
4517 | ||
4518 | gunzip_nomem1: | |
cdaa7cb8 VZ |
4519 | netdev_err(bp->dev, "Cannot allocate firmware buffer for" |
4520 | " un-compression\n"); | |
a2fbb9ea ET |
4521 | return -ENOMEM; |
4522 | } | |
4523 | ||
4524 | static void bnx2x_gunzip_end(struct bnx2x *bp) | |
4525 | { | |
4526 | kfree(bp->strm->workspace); | |
a2fbb9ea ET |
4527 | kfree(bp->strm); |
4528 | bp->strm = NULL; | |
4529 | ||
4530 | if (bp->gunzip_buf) { | |
1a983142 FT |
4531 | dma_free_coherent(&bp->pdev->dev, FW_BUF_SIZE, bp->gunzip_buf, |
4532 | bp->gunzip_mapping); | |
a2fbb9ea ET |
4533 | bp->gunzip_buf = NULL; |
4534 | } | |
4535 | } | |
4536 | ||
94a78b79 | 4537 | static int bnx2x_gunzip(struct bnx2x *bp, const u8 *zbuf, int len) |
a2fbb9ea ET |
4538 | { |
4539 | int n, rc; | |
4540 | ||
4541 | /* check gzip header */ | |
94a78b79 VZ |
4542 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) { |
4543 | BNX2X_ERR("Bad gzip header\n"); | |
a2fbb9ea | 4544 | return -EINVAL; |
94a78b79 | 4545 | } |
a2fbb9ea ET |
4546 | |
4547 | n = 10; | |
4548 | ||
34f80b04 | 4549 | #define FNAME 0x8 |
a2fbb9ea ET |
4550 | |
4551 | if (zbuf[3] & FNAME) | |
4552 | while ((zbuf[n++] != 0) && (n < len)); | |
4553 | ||
94a78b79 | 4554 | bp->strm->next_in = (typeof(bp->strm->next_in))zbuf + n; |
a2fbb9ea ET |
4555 | bp->strm->avail_in = len - n; |
4556 | bp->strm->next_out = bp->gunzip_buf; | |
4557 | bp->strm->avail_out = FW_BUF_SIZE; | |
4558 | ||
4559 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); | |
4560 | if (rc != Z_OK) | |
4561 | return rc; | |
4562 | ||
4563 | rc = zlib_inflate(bp->strm, Z_FINISH); | |
4564 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) | |
7995c64e JP |
4565 | netdev_err(bp->dev, "Firmware decompression error: %s\n", |
4566 | bp->strm->msg); | |
a2fbb9ea ET |
4567 | |
4568 | bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out); | |
4569 | if (bp->gunzip_outlen & 0x3) | |
cdaa7cb8 VZ |
4570 | netdev_err(bp->dev, "Firmware decompression error:" |
4571 | " gunzip_outlen (%d) not aligned\n", | |
4572 | bp->gunzip_outlen); | |
a2fbb9ea ET |
4573 | bp->gunzip_outlen >>= 2; |
4574 | ||
4575 | zlib_inflateEnd(bp->strm); | |
4576 | ||
4577 | if (rc == Z_STREAM_END) | |
4578 | return 0; | |
4579 | ||
4580 | return rc; | |
4581 | } | |
4582 | ||
4583 | /* nic load/unload */ | |
4584 | ||
4585 | /* | |
34f80b04 | 4586 | * General service functions |
a2fbb9ea ET |
4587 | */ |
4588 | ||
4589 | /* send a NIG loopback debug packet */ | |
4590 | static void bnx2x_lb_pckt(struct bnx2x *bp) | |
4591 | { | |
a2fbb9ea | 4592 | u32 wb_write[3]; |
a2fbb9ea ET |
4593 | |
4594 | /* Ethernet source and destination addresses */ | |
a2fbb9ea ET |
4595 | wb_write[0] = 0x55555555; |
4596 | wb_write[1] = 0x55555555; | |
34f80b04 | 4597 | wb_write[2] = 0x20; /* SOP */ |
a2fbb9ea | 4598 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
4599 | |
4600 | /* NON-IP protocol */ | |
a2fbb9ea ET |
4601 | wb_write[0] = 0x09000000; |
4602 | wb_write[1] = 0x55555555; | |
34f80b04 | 4603 | wb_write[2] = 0x10; /* EOP, eop_bvalid = 0 */ |
a2fbb9ea | 4604 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
4605 | } |
4606 | ||
4607 | /* some of the internal memories | |
4608 | * are not directly readable from the driver | |
4609 | * to test them we send debug packets | |
4610 | */ | |
4611 | static int bnx2x_int_mem_test(struct bnx2x *bp) | |
4612 | { | |
4613 | int factor; | |
4614 | int count, i; | |
4615 | u32 val = 0; | |
4616 | ||
ad8d3948 | 4617 | if (CHIP_REV_IS_FPGA(bp)) |
a2fbb9ea | 4618 | factor = 120; |
ad8d3948 EG |
4619 | else if (CHIP_REV_IS_EMUL(bp)) |
4620 | factor = 200; | |
4621 | else | |
a2fbb9ea | 4622 | factor = 1; |
a2fbb9ea | 4623 | |
a2fbb9ea ET |
4624 | /* Disable inputs of parser neighbor blocks */ |
4625 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
4626 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
4627 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 4628 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
4629 | |
4630 | /* Write 0 to parser credits for CFC search request */ | |
4631 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
4632 | ||
4633 | /* send Ethernet packet */ | |
4634 | bnx2x_lb_pckt(bp); | |
4635 | ||
4636 | /* TODO do i reset NIG statistic? */ | |
4637 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
4638 | count = 1000 * factor; | |
4639 | while (count) { | |
34f80b04 | 4640 | |
a2fbb9ea ET |
4641 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
4642 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
4643 | if (val == 0x10) |
4644 | break; | |
4645 | ||
4646 | msleep(10); | |
4647 | count--; | |
4648 | } | |
4649 | if (val != 0x10) { | |
4650 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
4651 | return -1; | |
4652 | } | |
4653 | ||
4654 | /* Wait until PRS register shows 1 packet */ | |
4655 | count = 1000 * factor; | |
4656 | while (count) { | |
4657 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
a2fbb9ea ET |
4658 | if (val == 1) |
4659 | break; | |
4660 | ||
4661 | msleep(10); | |
4662 | count--; | |
4663 | } | |
4664 | if (val != 0x1) { | |
4665 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
4666 | return -2; | |
4667 | } | |
4668 | ||
4669 | /* Reset and init BRB, PRS */ | |
34f80b04 | 4670 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); |
a2fbb9ea | 4671 | msleep(50); |
34f80b04 | 4672 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); |
a2fbb9ea | 4673 | msleep(50); |
94a78b79 VZ |
4674 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
4675 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); | |
a2fbb9ea ET |
4676 | |
4677 | DP(NETIF_MSG_HW, "part2\n"); | |
4678 | ||
4679 | /* Disable inputs of parser neighbor blocks */ | |
4680 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
4681 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
4682 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 4683 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
4684 | |
4685 | /* Write 0 to parser credits for CFC search request */ | |
4686 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
4687 | ||
4688 | /* send 10 Ethernet packets */ | |
4689 | for (i = 0; i < 10; i++) | |
4690 | bnx2x_lb_pckt(bp); | |
4691 | ||
4692 | /* Wait until NIG register shows 10 + 1 | |
4693 | packets of size 11*0x10 = 0xb0 */ | |
4694 | count = 1000 * factor; | |
4695 | while (count) { | |
34f80b04 | 4696 | |
a2fbb9ea ET |
4697 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
4698 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
4699 | if (val == 0xb0) |
4700 | break; | |
4701 | ||
4702 | msleep(10); | |
4703 | count--; | |
4704 | } | |
4705 | if (val != 0xb0) { | |
4706 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
4707 | return -3; | |
4708 | } | |
4709 | ||
4710 | /* Wait until PRS register shows 2 packets */ | |
4711 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
4712 | if (val != 2) | |
4713 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
4714 | ||
4715 | /* Write 1 to parser credits for CFC search request */ | |
4716 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1); | |
4717 | ||
4718 | /* Wait until PRS register shows 3 packets */ | |
4719 | msleep(10 * factor); | |
4720 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
4721 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
4722 | if (val != 3) | |
4723 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
4724 | ||
4725 | /* clear NIG EOP FIFO */ | |
4726 | for (i = 0; i < 11; i++) | |
4727 | REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO); | |
4728 | val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY); | |
4729 | if (val != 1) { | |
4730 | BNX2X_ERR("clear of NIG failed\n"); | |
4731 | return -4; | |
4732 | } | |
4733 | ||
4734 | /* Reset and init BRB, PRS, NIG */ | |
4735 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); | |
4736 | msleep(50); | |
4737 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); | |
4738 | msleep(50); | |
94a78b79 VZ |
4739 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
4740 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); | |
37b091ba | 4741 | #ifndef BCM_CNIC |
a2fbb9ea ET |
4742 | /* set NIC mode */ |
4743 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
4744 | #endif | |
4745 | ||
4746 | /* Enable inputs of parser neighbor blocks */ | |
4747 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff); | |
4748 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x1); | |
4749 | REG_WR(bp, CFC_REG_DEBUG0, 0x0); | |
3196a88a | 4750 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x1); |
a2fbb9ea ET |
4751 | |
4752 | DP(NETIF_MSG_HW, "done\n"); | |
4753 | ||
4754 | return 0; /* OK */ | |
4755 | } | |
4756 | ||
4a33bc03 | 4757 | static void bnx2x_enable_blocks_attention(struct bnx2x *bp) |
a2fbb9ea ET |
4758 | { |
4759 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
f2e0899f DK |
4760 | if (CHIP_IS_E2(bp)) |
4761 | REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0x40); | |
4762 | else | |
4763 | REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0); | |
a2fbb9ea ET |
4764 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); |
4765 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
f2e0899f DK |
4766 | /* |
4767 | * mask read length error interrupts in brb for parser | |
4768 | * (parsing unit and 'checksum and crc' unit) | |
4769 | * these errors are legal (PU reads fixed length and CAC can cause | |
4770 | * read length error on truncated packets) | |
4771 | */ | |
4772 | REG_WR(bp, BRB1_REG_BRB1_INT_MASK, 0xFC00); | |
a2fbb9ea ET |
4773 | REG_WR(bp, QM_REG_QM_INT_MASK, 0); |
4774 | REG_WR(bp, TM_REG_TM_INT_MASK, 0); | |
4775 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0); | |
4776 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0); | |
4777 | REG_WR(bp, XCM_REG_XCM_INT_MASK, 0); | |
34f80b04 EG |
4778 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_0, 0); */ |
4779 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
4780 | REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0); |
4781 | REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0); | |
4782 | REG_WR(bp, UCM_REG_UCM_INT_MASK, 0); | |
34f80b04 EG |
4783 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_0, 0); */ |
4784 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
4785 | REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0); |
4786 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0); | |
4787 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0); | |
4788 | REG_WR(bp, CCM_REG_CCM_INT_MASK, 0); | |
34f80b04 EG |
4789 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_0, 0); */ |
4790 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_1, 0); */ | |
f85582f8 | 4791 | |
34f80b04 EG |
4792 | if (CHIP_REV_IS_FPGA(bp)) |
4793 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000); | |
f2e0899f DK |
4794 | else if (CHIP_IS_E2(bp)) |
4795 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, | |
4796 | (PXP2_PXP2_INT_MASK_0_REG_PGL_CPL_OF | |
4797 | | PXP2_PXP2_INT_MASK_0_REG_PGL_CPL_AFT | |
4798 | | PXP2_PXP2_INT_MASK_0_REG_PGL_PCIE_ATTN | |
4799 | | PXP2_PXP2_INT_MASK_0_REG_PGL_READ_BLOCKED | |
4800 | | PXP2_PXP2_INT_MASK_0_REG_PGL_WRITE_BLOCKED)); | |
34f80b04 EG |
4801 | else |
4802 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000); | |
a2fbb9ea ET |
4803 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0); |
4804 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0); | |
4805 | REG_WR(bp, TCM_REG_TCM_INT_MASK, 0); | |
34f80b04 EG |
4806 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_0, 0); */ |
4807 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
4808 | REG_WR(bp, CDU_REG_CDU_INT_MASK, 0); |
4809 | REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0); | |
34f80b04 | 4810 | /* REG_WR(bp, MISC_REG_MISC_INT_MASK, 0); */ |
4a33bc03 | 4811 | REG_WR(bp, PBF_REG_PBF_INT_MASK, 0x18); /* bit 3,4 masked */ |
a2fbb9ea ET |
4812 | } |
4813 | ||
81f75bbf EG |
4814 | static void bnx2x_reset_common(struct bnx2x *bp) |
4815 | { | |
4816 | /* reset_common */ | |
4817 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
4818 | 0xd3ffff7f); | |
4819 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403); | |
4820 | } | |
4821 | ||
573f2035 EG |
4822 | static void bnx2x_init_pxp(struct bnx2x *bp) |
4823 | { | |
4824 | u16 devctl; | |
4825 | int r_order, w_order; | |
4826 | ||
4827 | pci_read_config_word(bp->pdev, | |
4828 | bp->pcie_cap + PCI_EXP_DEVCTL, &devctl); | |
4829 | DP(NETIF_MSG_HW, "read 0x%x from devctl\n", devctl); | |
4830 | w_order = ((devctl & PCI_EXP_DEVCTL_PAYLOAD) >> 5); | |
4831 | if (bp->mrrs == -1) | |
4832 | r_order = ((devctl & PCI_EXP_DEVCTL_READRQ) >> 12); | |
4833 | else { | |
4834 | DP(NETIF_MSG_HW, "force read order to %d\n", bp->mrrs); | |
4835 | r_order = bp->mrrs; | |
4836 | } | |
4837 | ||
4838 | bnx2x_init_pxp_arb(bp, r_order, w_order); | |
4839 | } | |
fd4ef40d EG |
4840 | |
4841 | static void bnx2x_setup_fan_failure_detection(struct bnx2x *bp) | |
4842 | { | |
2145a920 | 4843 | int is_required; |
fd4ef40d | 4844 | u32 val; |
2145a920 | 4845 | int port; |
fd4ef40d | 4846 | |
2145a920 VZ |
4847 | if (BP_NOMCP(bp)) |
4848 | return; | |
4849 | ||
4850 | is_required = 0; | |
fd4ef40d EG |
4851 | val = SHMEM_RD(bp, dev_info.shared_hw_config.config2) & |
4852 | SHARED_HW_CFG_FAN_FAILURE_MASK; | |
4853 | ||
4854 | if (val == SHARED_HW_CFG_FAN_FAILURE_ENABLED) | |
4855 | is_required = 1; | |
4856 | ||
4857 | /* | |
4858 | * The fan failure mechanism is usually related to the PHY type since | |
4859 | * the power consumption of the board is affected by the PHY. Currently, | |
4860 | * fan is required for most designs with SFX7101, BCM8727 and BCM8481. | |
4861 | */ | |
4862 | else if (val == SHARED_HW_CFG_FAN_FAILURE_PHY_TYPE) | |
4863 | for (port = PORT_0; port < PORT_MAX; port++) { | |
fd4ef40d | 4864 | is_required |= |
d90d96ba YR |
4865 | bnx2x_fan_failure_det_req( |
4866 | bp, | |
4867 | bp->common.shmem_base, | |
a22f0788 | 4868 | bp->common.shmem2_base, |
d90d96ba | 4869 | port); |
fd4ef40d EG |
4870 | } |
4871 | ||
4872 | DP(NETIF_MSG_HW, "fan detection setting: %d\n", is_required); | |
4873 | ||
4874 | if (is_required == 0) | |
4875 | return; | |
4876 | ||
4877 | /* Fan failure is indicated by SPIO 5 */ | |
4878 | bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5, | |
4879 | MISC_REGISTERS_SPIO_INPUT_HI_Z); | |
4880 | ||
4881 | /* set to active low mode */ | |
4882 | val = REG_RD(bp, MISC_REG_SPIO_INT); | |
4883 | val |= ((1 << MISC_REGISTERS_SPIO_5) << | |
cdaa7cb8 | 4884 | MISC_REGISTERS_SPIO_INT_OLD_SET_POS); |
fd4ef40d EG |
4885 | REG_WR(bp, MISC_REG_SPIO_INT, val); |
4886 | ||
4887 | /* enable interrupt to signal the IGU */ | |
4888 | val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN); | |
4889 | val |= (1 << MISC_REGISTERS_SPIO_5); | |
4890 | REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val); | |
4891 | } | |
4892 | ||
f2e0899f DK |
4893 | static void bnx2x_pretend_func(struct bnx2x *bp, u8 pretend_func_num) |
4894 | { | |
4895 | u32 offset = 0; | |
4896 | ||
4897 | if (CHIP_IS_E1(bp)) | |
4898 | return; | |
4899 | if (CHIP_IS_E1H(bp) && (pretend_func_num >= E1H_FUNC_MAX)) | |
4900 | return; | |
4901 | ||
4902 | switch (BP_ABS_FUNC(bp)) { | |
4903 | case 0: | |
4904 | offset = PXP2_REG_PGL_PRETEND_FUNC_F0; | |
4905 | break; | |
4906 | case 1: | |
4907 | offset = PXP2_REG_PGL_PRETEND_FUNC_F1; | |
4908 | break; | |
4909 | case 2: | |
4910 | offset = PXP2_REG_PGL_PRETEND_FUNC_F2; | |
4911 | break; | |
4912 | case 3: | |
4913 | offset = PXP2_REG_PGL_PRETEND_FUNC_F3; | |
4914 | break; | |
4915 | case 4: | |
4916 | offset = PXP2_REG_PGL_PRETEND_FUNC_F4; | |
4917 | break; | |
4918 | case 5: | |
4919 | offset = PXP2_REG_PGL_PRETEND_FUNC_F5; | |
4920 | break; | |
4921 | case 6: | |
4922 | offset = PXP2_REG_PGL_PRETEND_FUNC_F6; | |
4923 | break; | |
4924 | case 7: | |
4925 | offset = PXP2_REG_PGL_PRETEND_FUNC_F7; | |
4926 | break; | |
4927 | default: | |
4928 | return; | |
4929 | } | |
4930 | ||
4931 | REG_WR(bp, offset, pretend_func_num); | |
4932 | REG_RD(bp, offset); | |
4933 | DP(NETIF_MSG_HW, "Pretending to func %d\n", pretend_func_num); | |
4934 | } | |
4935 | ||
4936 | static void bnx2x_pf_disable(struct bnx2x *bp) | |
4937 | { | |
4938 | u32 val = REG_RD(bp, IGU_REG_PF_CONFIGURATION); | |
4939 | val &= ~IGU_PF_CONF_FUNC_EN; | |
4940 | ||
4941 | REG_WR(bp, IGU_REG_PF_CONFIGURATION, val); | |
4942 | REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, 0); | |
4943 | REG_WR(bp, CFC_REG_WEAK_ENABLE_PF, 0); | |
4944 | } | |
4945 | ||
523224a3 | 4946 | static int bnx2x_init_hw_common(struct bnx2x *bp, u32 load_code) |
a2fbb9ea | 4947 | { |
a2fbb9ea | 4948 | u32 val, i; |
a2fbb9ea | 4949 | |
f2e0899f | 4950 | DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_ABS_FUNC(bp)); |
a2fbb9ea | 4951 | |
81f75bbf | 4952 | bnx2x_reset_common(bp); |
34f80b04 EG |
4953 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff); |
4954 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc); | |
a2fbb9ea | 4955 | |
94a78b79 | 4956 | bnx2x_init_block(bp, MISC_BLOCK, COMMON_STAGE); |
f2e0899f | 4957 | if (!CHIP_IS_E1(bp)) |
fb3bff17 | 4958 | REG_WR(bp, MISC_REG_E1HMF_MODE, IS_MF(bp)); |
a2fbb9ea | 4959 | |
f2e0899f DK |
4960 | if (CHIP_IS_E2(bp)) { |
4961 | u8 fid; | |
4962 | ||
4963 | /** | |
4964 | * 4-port mode or 2-port mode we need to turn of master-enable | |
4965 | * for everyone, after that, turn it back on for self. | |
4966 | * so, we disregard multi-function or not, and always disable | |
4967 | * for all functions on the given path, this means 0,2,4,6 for | |
4968 | * path 0 and 1,3,5,7 for path 1 | |
4969 | */ | |
4970 | for (fid = BP_PATH(bp); fid < E2_FUNC_MAX*2; fid += 2) { | |
4971 | if (fid == BP_ABS_FUNC(bp)) { | |
4972 | REG_WR(bp, | |
4973 | PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, | |
4974 | 1); | |
4975 | continue; | |
4976 | } | |
4977 | ||
4978 | bnx2x_pretend_func(bp, fid); | |
4979 | /* clear pf enable */ | |
4980 | bnx2x_pf_disable(bp); | |
4981 | bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); | |
4982 | } | |
4983 | } | |
a2fbb9ea | 4984 | |
94a78b79 | 4985 | bnx2x_init_block(bp, PXP_BLOCK, COMMON_STAGE); |
34f80b04 EG |
4986 | if (CHIP_IS_E1(bp)) { |
4987 | /* enable HW interrupt from PXP on USDM overflow | |
4988 | bit 16 on INT_MASK_0 */ | |
4989 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
4990 | } | |
a2fbb9ea | 4991 | |
94a78b79 | 4992 | bnx2x_init_block(bp, PXP2_BLOCK, COMMON_STAGE); |
34f80b04 | 4993 | bnx2x_init_pxp(bp); |
a2fbb9ea ET |
4994 | |
4995 | #ifdef __BIG_ENDIAN | |
34f80b04 EG |
4996 | REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1); |
4997 | REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1); | |
4998 | REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1); | |
4999 | REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1); | |
5000 | REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1); | |
8badd27a EG |
5001 | /* make sure this value is 0 */ |
5002 | REG_WR(bp, PXP2_REG_RQ_HC_ENDIAN_M, 0); | |
34f80b04 EG |
5003 | |
5004 | /* REG_WR(bp, PXP2_REG_RD_PBF_SWAP_MODE, 1); */ | |
5005 | REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1); | |
5006 | REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1); | |
5007 | REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1); | |
5008 | REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1); | |
a2fbb9ea ET |
5009 | #endif |
5010 | ||
523224a3 DK |
5011 | bnx2x_ilt_init_page_size(bp, INITOP_SET); |
5012 | ||
34f80b04 EG |
5013 | if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp)) |
5014 | REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1); | |
a2fbb9ea | 5015 | |
34f80b04 EG |
5016 | /* let the HW do it's magic ... */ |
5017 | msleep(100); | |
5018 | /* finish PXP init */ | |
5019 | val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE); | |
5020 | if (val != 1) { | |
5021 | BNX2X_ERR("PXP2 CFG failed\n"); | |
5022 | return -EBUSY; | |
5023 | } | |
5024 | val = REG_RD(bp, PXP2_REG_RD_INIT_DONE); | |
5025 | if (val != 1) { | |
5026 | BNX2X_ERR("PXP2 RD_INIT failed\n"); | |
5027 | return -EBUSY; | |
5028 | } | |
a2fbb9ea | 5029 | |
f2e0899f DK |
5030 | /* Timers bug workaround E2 only. We need to set the entire ILT to |
5031 | * have entries with value "0" and valid bit on. | |
5032 | * This needs to be done by the first PF that is loaded in a path | |
5033 | * (i.e. common phase) | |
5034 | */ | |
5035 | if (CHIP_IS_E2(bp)) { | |
5036 | struct ilt_client_info ilt_cli; | |
5037 | struct bnx2x_ilt ilt; | |
5038 | memset(&ilt_cli, 0, sizeof(struct ilt_client_info)); | |
5039 | memset(&ilt, 0, sizeof(struct bnx2x_ilt)); | |
5040 | ||
b595076a | 5041 | /* initialize dummy TM client */ |
f2e0899f DK |
5042 | ilt_cli.start = 0; |
5043 | ilt_cli.end = ILT_NUM_PAGE_ENTRIES - 1; | |
5044 | ilt_cli.client_num = ILT_CLIENT_TM; | |
5045 | ||
5046 | /* Step 1: set zeroes to all ilt page entries with valid bit on | |
5047 | * Step 2: set the timers first/last ilt entry to point | |
5048 | * to the entire range to prevent ILT range error for 3rd/4th | |
5049 | * vnic (this code assumes existance of the vnic) | |
5050 | * | |
5051 | * both steps performed by call to bnx2x_ilt_client_init_op() | |
5052 | * with dummy TM client | |
5053 | * | |
5054 | * we must use pretend since PXP2_REG_RQ_##blk##_FIRST_ILT | |
5055 | * and his brother are split registers | |
5056 | */ | |
5057 | bnx2x_pretend_func(bp, (BP_PATH(bp) + 6)); | |
5058 | bnx2x_ilt_client_init_op_ilt(bp, &ilt, &ilt_cli, INITOP_CLEAR); | |
5059 | bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); | |
5060 | ||
5061 | REG_WR(bp, PXP2_REG_RQ_DRAM_ALIGN, BNX2X_PXP_DRAM_ALIGN); | |
5062 | REG_WR(bp, PXP2_REG_RQ_DRAM_ALIGN_RD, BNX2X_PXP_DRAM_ALIGN); | |
5063 | REG_WR(bp, PXP2_REG_RQ_DRAM_ALIGN_SEL, 1); | |
5064 | } | |
5065 | ||
5066 | ||
34f80b04 EG |
5067 | REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0); |
5068 | REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0); | |
a2fbb9ea | 5069 | |
f2e0899f DK |
5070 | if (CHIP_IS_E2(bp)) { |
5071 | int factor = CHIP_REV_IS_EMUL(bp) ? 1000 : | |
5072 | (CHIP_REV_IS_FPGA(bp) ? 400 : 0); | |
5073 | bnx2x_init_block(bp, PGLUE_B_BLOCK, COMMON_STAGE); | |
5074 | ||
5075 | bnx2x_init_block(bp, ATC_BLOCK, COMMON_STAGE); | |
5076 | ||
5077 | /* let the HW do it's magic ... */ | |
5078 | do { | |
5079 | msleep(200); | |
5080 | val = REG_RD(bp, ATC_REG_ATC_INIT_DONE); | |
5081 | } while (factor-- && (val != 1)); | |
5082 | ||
5083 | if (val != 1) { | |
5084 | BNX2X_ERR("ATC_INIT failed\n"); | |
5085 | return -EBUSY; | |
5086 | } | |
5087 | } | |
5088 | ||
94a78b79 | 5089 | bnx2x_init_block(bp, DMAE_BLOCK, COMMON_STAGE); |
a2fbb9ea | 5090 | |
34f80b04 EG |
5091 | /* clean the DMAE memory */ |
5092 | bp->dmae_ready = 1; | |
5093 | bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8); | |
a2fbb9ea | 5094 | |
94a78b79 VZ |
5095 | bnx2x_init_block(bp, TCM_BLOCK, COMMON_STAGE); |
5096 | bnx2x_init_block(bp, UCM_BLOCK, COMMON_STAGE); | |
5097 | bnx2x_init_block(bp, CCM_BLOCK, COMMON_STAGE); | |
5098 | bnx2x_init_block(bp, XCM_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 5099 | |
34f80b04 EG |
5100 | bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3); |
5101 | bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3); | |
5102 | bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3); | |
5103 | bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3); | |
5104 | ||
94a78b79 | 5105 | bnx2x_init_block(bp, QM_BLOCK, COMMON_STAGE); |
37b091ba | 5106 | |
f2e0899f DK |
5107 | if (CHIP_MODE_IS_4_PORT(bp)) |
5108 | bnx2x_init_block(bp, QM_4PORT_BLOCK, COMMON_STAGE); | |
f85582f8 | 5109 | |
523224a3 DK |
5110 | /* QM queues pointers table */ |
5111 | bnx2x_qm_init_ptr_table(bp, bp->qm_cid_count, INITOP_SET); | |
5112 | ||
34f80b04 EG |
5113 | /* soft reset pulse */ |
5114 | REG_WR(bp, QM_REG_SOFT_RESET, 1); | |
5115 | REG_WR(bp, QM_REG_SOFT_RESET, 0); | |
a2fbb9ea | 5116 | |
37b091ba | 5117 | #ifdef BCM_CNIC |
94a78b79 | 5118 | bnx2x_init_block(bp, TIMERS_BLOCK, COMMON_STAGE); |
a2fbb9ea | 5119 | #endif |
a2fbb9ea | 5120 | |
94a78b79 | 5121 | bnx2x_init_block(bp, DQ_BLOCK, COMMON_STAGE); |
523224a3 DK |
5122 | REG_WR(bp, DORQ_REG_DPM_CID_OFST, BNX2X_DB_SHIFT); |
5123 | ||
34f80b04 EG |
5124 | if (!CHIP_REV_IS_SLOW(bp)) { |
5125 | /* enable hw interrupt from doorbell Q */ | |
5126 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5127 | } | |
a2fbb9ea | 5128 | |
94a78b79 | 5129 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
f2e0899f DK |
5130 | if (CHIP_MODE_IS_4_PORT(bp)) { |
5131 | REG_WR(bp, BRB1_REG_FULL_LB_XOFF_THRESHOLD, 248); | |
5132 | REG_WR(bp, BRB1_REG_FULL_LB_XON_THRESHOLD, 328); | |
5133 | } | |
5134 | ||
94a78b79 | 5135 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); |
26c8fa4d | 5136 | REG_WR(bp, PRS_REG_A_PRSU_20, 0xf); |
37b091ba | 5137 | #ifndef BCM_CNIC |
3196a88a EG |
5138 | /* set NIC mode */ |
5139 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
37b091ba | 5140 | #endif |
f2e0899f | 5141 | if (!CHIP_IS_E1(bp)) |
0793f83f | 5142 | REG_WR(bp, PRS_REG_E1HOV_MODE, IS_MF_SD(bp)); |
f85582f8 | 5143 | |
f2e0899f DK |
5144 | if (CHIP_IS_E2(bp)) { |
5145 | /* Bit-map indicating which L2 hdrs may appear after the | |
5146 | basic Ethernet header */ | |
0793f83f | 5147 | int has_ovlan = IS_MF_SD(bp); |
f2e0899f DK |
5148 | REG_WR(bp, PRS_REG_HDRS_AFTER_BASIC, (has_ovlan ? 7 : 6)); |
5149 | REG_WR(bp, PRS_REG_MUST_HAVE_HDRS, (has_ovlan ? 1 : 0)); | |
5150 | } | |
a2fbb9ea | 5151 | |
94a78b79 VZ |
5152 | bnx2x_init_block(bp, TSDM_BLOCK, COMMON_STAGE); |
5153 | bnx2x_init_block(bp, CSDM_BLOCK, COMMON_STAGE); | |
5154 | bnx2x_init_block(bp, USDM_BLOCK, COMMON_STAGE); | |
5155 | bnx2x_init_block(bp, XSDM_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 5156 | |
ca00392c EG |
5157 | bnx2x_init_fill(bp, TSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); |
5158 | bnx2x_init_fill(bp, USEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); | |
5159 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); | |
5160 | bnx2x_init_fill(bp, XSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); | |
a2fbb9ea | 5161 | |
94a78b79 VZ |
5162 | bnx2x_init_block(bp, TSEM_BLOCK, COMMON_STAGE); |
5163 | bnx2x_init_block(bp, USEM_BLOCK, COMMON_STAGE); | |
5164 | bnx2x_init_block(bp, CSEM_BLOCK, COMMON_STAGE); | |
5165 | bnx2x_init_block(bp, XSEM_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 5166 | |
f2e0899f DK |
5167 | if (CHIP_MODE_IS_4_PORT(bp)) |
5168 | bnx2x_init_block(bp, XSEM_4PORT_BLOCK, COMMON_STAGE); | |
5169 | ||
34f80b04 EG |
5170 | /* sync semi rtc */ |
5171 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
5172 | 0x80000000); | |
5173 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
5174 | 0x80000000); | |
a2fbb9ea | 5175 | |
94a78b79 VZ |
5176 | bnx2x_init_block(bp, UPB_BLOCK, COMMON_STAGE); |
5177 | bnx2x_init_block(bp, XPB_BLOCK, COMMON_STAGE); | |
5178 | bnx2x_init_block(bp, PBF_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 5179 | |
f2e0899f | 5180 | if (CHIP_IS_E2(bp)) { |
0793f83f | 5181 | int has_ovlan = IS_MF_SD(bp); |
f2e0899f DK |
5182 | REG_WR(bp, PBF_REG_HDRS_AFTER_BASIC, (has_ovlan ? 7 : 6)); |
5183 | REG_WR(bp, PBF_REG_MUST_HAVE_HDRS, (has_ovlan ? 1 : 0)); | |
5184 | } | |
5185 | ||
34f80b04 | 5186 | REG_WR(bp, SRC_REG_SOFT_RST, 1); |
c68ed255 TH |
5187 | for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4) |
5188 | REG_WR(bp, i, random32()); | |
f85582f8 | 5189 | |
94a78b79 | 5190 | bnx2x_init_block(bp, SRCH_BLOCK, COMMON_STAGE); |
37b091ba MC |
5191 | #ifdef BCM_CNIC |
5192 | REG_WR(bp, SRC_REG_KEYSEARCH_0, 0x63285672); | |
5193 | REG_WR(bp, SRC_REG_KEYSEARCH_1, 0x24b8f2cc); | |
5194 | REG_WR(bp, SRC_REG_KEYSEARCH_2, 0x223aef9b); | |
5195 | REG_WR(bp, SRC_REG_KEYSEARCH_3, 0x26001e3a); | |
5196 | REG_WR(bp, SRC_REG_KEYSEARCH_4, 0x7ae91116); | |
5197 | REG_WR(bp, SRC_REG_KEYSEARCH_5, 0x5ce5230b); | |
5198 | REG_WR(bp, SRC_REG_KEYSEARCH_6, 0x298d8adf); | |
5199 | REG_WR(bp, SRC_REG_KEYSEARCH_7, 0x6eb0ff09); | |
5200 | REG_WR(bp, SRC_REG_KEYSEARCH_8, 0x1830f82f); | |
5201 | REG_WR(bp, SRC_REG_KEYSEARCH_9, 0x01e46be7); | |
5202 | #endif | |
34f80b04 | 5203 | REG_WR(bp, SRC_REG_SOFT_RST, 0); |
a2fbb9ea | 5204 | |
34f80b04 EG |
5205 | if (sizeof(union cdu_context) != 1024) |
5206 | /* we currently assume that a context is 1024 bytes */ | |
cdaa7cb8 VZ |
5207 | dev_alert(&bp->pdev->dev, "please adjust the size " |
5208 | "of cdu_context(%ld)\n", | |
7995c64e | 5209 | (long)sizeof(union cdu_context)); |
a2fbb9ea | 5210 | |
94a78b79 | 5211 | bnx2x_init_block(bp, CDU_BLOCK, COMMON_STAGE); |
34f80b04 EG |
5212 | val = (4 << 24) + (0 << 12) + 1024; |
5213 | REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val); | |
a2fbb9ea | 5214 | |
94a78b79 | 5215 | bnx2x_init_block(bp, CFC_BLOCK, COMMON_STAGE); |
34f80b04 | 5216 | REG_WR(bp, CFC_REG_INIT_REG, 0x7FF); |
8d9c5f34 EG |
5217 | /* enable context validation interrupt from CFC */ |
5218 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
5219 | ||
5220 | /* set the thresholds to prevent CFC/CDU race */ | |
5221 | REG_WR(bp, CFC_REG_DEBUG0, 0x20020000); | |
a2fbb9ea | 5222 | |
94a78b79 | 5223 | bnx2x_init_block(bp, HC_BLOCK, COMMON_STAGE); |
f2e0899f DK |
5224 | |
5225 | if (CHIP_IS_E2(bp) && BP_NOMCP(bp)) | |
5226 | REG_WR(bp, IGU_REG_RESET_MEMORIES, 0x36); | |
5227 | ||
5228 | bnx2x_init_block(bp, IGU_BLOCK, COMMON_STAGE); | |
94a78b79 | 5229 | bnx2x_init_block(bp, MISC_AEU_BLOCK, COMMON_STAGE); |
a2fbb9ea | 5230 | |
94a78b79 | 5231 | bnx2x_init_block(bp, PXPCS_BLOCK, COMMON_STAGE); |
34f80b04 EG |
5232 | /* Reset PCIE errors for debug */ |
5233 | REG_WR(bp, 0x2814, 0xffffffff); | |
5234 | REG_WR(bp, 0x3820, 0xffffffff); | |
a2fbb9ea | 5235 | |
f2e0899f DK |
5236 | if (CHIP_IS_E2(bp)) { |
5237 | REG_WR(bp, PCICFG_OFFSET + PXPCS_TL_CONTROL_5, | |
5238 | (PXPCS_TL_CONTROL_5_ERR_UNSPPORT1 | | |
5239 | PXPCS_TL_CONTROL_5_ERR_UNSPPORT)); | |
5240 | REG_WR(bp, PCICFG_OFFSET + PXPCS_TL_FUNC345_STAT, | |
5241 | (PXPCS_TL_FUNC345_STAT_ERR_UNSPPORT4 | | |
5242 | PXPCS_TL_FUNC345_STAT_ERR_UNSPPORT3 | | |
5243 | PXPCS_TL_FUNC345_STAT_ERR_UNSPPORT2)); | |
5244 | REG_WR(bp, PCICFG_OFFSET + PXPCS_TL_FUNC678_STAT, | |
5245 | (PXPCS_TL_FUNC678_STAT_ERR_UNSPPORT7 | | |
5246 | PXPCS_TL_FUNC678_STAT_ERR_UNSPPORT6 | | |
5247 | PXPCS_TL_FUNC678_STAT_ERR_UNSPPORT5)); | |
5248 | } | |
5249 | ||
94a78b79 | 5250 | bnx2x_init_block(bp, EMAC0_BLOCK, COMMON_STAGE); |
94a78b79 | 5251 | bnx2x_init_block(bp, EMAC1_BLOCK, COMMON_STAGE); |
94a78b79 | 5252 | bnx2x_init_block(bp, DBU_BLOCK, COMMON_STAGE); |
94a78b79 | 5253 | bnx2x_init_block(bp, DBG_BLOCK, COMMON_STAGE); |
34f80b04 | 5254 | |
94a78b79 | 5255 | bnx2x_init_block(bp, NIG_BLOCK, COMMON_STAGE); |
f2e0899f | 5256 | if (!CHIP_IS_E1(bp)) { |
fb3bff17 | 5257 | REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_MF(bp)); |
0793f83f | 5258 | REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_MF_SD(bp)); |
34f80b04 | 5259 | } |
f2e0899f DK |
5260 | if (CHIP_IS_E2(bp)) { |
5261 | /* Bit-map indicating which L2 hdrs may appear after the | |
5262 | basic Ethernet header */ | |
0793f83f | 5263 | REG_WR(bp, NIG_REG_P0_HDRS_AFTER_BASIC, (IS_MF_SD(bp) ? 7 : 6)); |
f2e0899f | 5264 | } |
34f80b04 EG |
5265 | |
5266 | if (CHIP_REV_IS_SLOW(bp)) | |
5267 | msleep(200); | |
5268 | ||
5269 | /* finish CFC init */ | |
5270 | val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10); | |
5271 | if (val != 1) { | |
5272 | BNX2X_ERR("CFC LL_INIT failed\n"); | |
5273 | return -EBUSY; | |
5274 | } | |
5275 | val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10); | |
5276 | if (val != 1) { | |
5277 | BNX2X_ERR("CFC AC_INIT failed\n"); | |
5278 | return -EBUSY; | |
5279 | } | |
5280 | val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10); | |
5281 | if (val != 1) { | |
5282 | BNX2X_ERR("CFC CAM_INIT failed\n"); | |
5283 | return -EBUSY; | |
5284 | } | |
5285 | REG_WR(bp, CFC_REG_DEBUG0, 0); | |
f1410647 | 5286 | |
f2e0899f DK |
5287 | if (CHIP_IS_E1(bp)) { |
5288 | /* read NIG statistic | |
5289 | to see if this is our first up since powerup */ | |
5290 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); | |
5291 | val = *bnx2x_sp(bp, wb_data[0]); | |
34f80b04 | 5292 | |
f2e0899f DK |
5293 | /* do internal memory self test */ |
5294 | if ((val == 0) && bnx2x_int_mem_test(bp)) { | |
5295 | BNX2X_ERR("internal mem self test failed\n"); | |
5296 | return -EBUSY; | |
5297 | } | |
34f80b04 EG |
5298 | } |
5299 | ||
fd4ef40d EG |
5300 | bnx2x_setup_fan_failure_detection(bp); |
5301 | ||
34f80b04 EG |
5302 | /* clear PXP2 attentions */ |
5303 | REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0); | |
a2fbb9ea | 5304 | |
4a33bc03 VZ |
5305 | bnx2x_enable_blocks_attention(bp); |
5306 | if (CHIP_PARITY_ENABLED(bp)) | |
5307 | bnx2x_enable_blocks_parity(bp); | |
a2fbb9ea | 5308 | |
6bbca910 | 5309 | if (!BP_NOMCP(bp)) { |
f2e0899f DK |
5310 | /* In E2 2-PORT mode, same ext phy is used for the two paths */ |
5311 | if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON_CHIP) || | |
5312 | CHIP_IS_E1x(bp)) { | |
5313 | u32 shmem_base[2], shmem2_base[2]; | |
5314 | shmem_base[0] = bp->common.shmem_base; | |
5315 | shmem2_base[0] = bp->common.shmem2_base; | |
5316 | if (CHIP_IS_E2(bp)) { | |
5317 | shmem_base[1] = | |
5318 | SHMEM2_RD(bp, other_shmem_base_addr); | |
5319 | shmem2_base[1] = | |
5320 | SHMEM2_RD(bp, other_shmem2_base_addr); | |
5321 | } | |
5322 | bnx2x_acquire_phy_lock(bp); | |
5323 | bnx2x_common_init_phy(bp, shmem_base, shmem2_base, | |
5324 | bp->common.chip_id); | |
5325 | bnx2x_release_phy_lock(bp); | |
5326 | } | |
6bbca910 YR |
5327 | } else |
5328 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); | |
5329 | ||
34f80b04 EG |
5330 | return 0; |
5331 | } | |
a2fbb9ea | 5332 | |
523224a3 | 5333 | static int bnx2x_init_hw_port(struct bnx2x *bp) |
34f80b04 EG |
5334 | { |
5335 | int port = BP_PORT(bp); | |
94a78b79 | 5336 | int init_stage = port ? PORT1_STAGE : PORT0_STAGE; |
1c06328c | 5337 | u32 low, high; |
34f80b04 | 5338 | u32 val; |
a2fbb9ea | 5339 | |
cdaa7cb8 | 5340 | DP(BNX2X_MSG_MCP, "starting port init port %d\n", port); |
34f80b04 EG |
5341 | |
5342 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
a2fbb9ea | 5343 | |
94a78b79 | 5344 | bnx2x_init_block(bp, PXP_BLOCK, init_stage); |
94a78b79 | 5345 | bnx2x_init_block(bp, PXP2_BLOCK, init_stage); |
ca00392c | 5346 | |
f2e0899f DK |
5347 | /* Timers bug workaround: disables the pf_master bit in pglue at |
5348 | * common phase, we need to enable it here before any dmae access are | |
5349 | * attempted. Therefore we manually added the enable-master to the | |
5350 | * port phase (it also happens in the function phase) | |
5351 | */ | |
5352 | if (CHIP_IS_E2(bp)) | |
5353 | REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, 1); | |
5354 | ||
ca00392c EG |
5355 | bnx2x_init_block(bp, TCM_BLOCK, init_stage); |
5356 | bnx2x_init_block(bp, UCM_BLOCK, init_stage); | |
5357 | bnx2x_init_block(bp, CCM_BLOCK, init_stage); | |
94a78b79 | 5358 | bnx2x_init_block(bp, XCM_BLOCK, init_stage); |
a2fbb9ea | 5359 | |
523224a3 DK |
5360 | /* QM cid (connection) count */ |
5361 | bnx2x_qm_init_cid_count(bp, bp->qm_cid_count, INITOP_SET); | |
a2fbb9ea | 5362 | |
523224a3 | 5363 | #ifdef BCM_CNIC |
94a78b79 | 5364 | bnx2x_init_block(bp, TIMERS_BLOCK, init_stage); |
37b091ba MC |
5365 | REG_WR(bp, TM_REG_LIN0_SCAN_TIME + port*4, 20); |
5366 | REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + port*4, 31); | |
a2fbb9ea | 5367 | #endif |
cdaa7cb8 | 5368 | |
94a78b79 | 5369 | bnx2x_init_block(bp, DQ_BLOCK, init_stage); |
1c06328c | 5370 | |
f2e0899f DK |
5371 | if (CHIP_MODE_IS_4_PORT(bp)) |
5372 | bnx2x_init_block(bp, QM_4PORT_BLOCK, init_stage); | |
5373 | ||
5374 | if (CHIP_IS_E1(bp) || CHIP_IS_E1H(bp)) { | |
5375 | bnx2x_init_block(bp, BRB1_BLOCK, init_stage); | |
5376 | if (CHIP_REV_IS_SLOW(bp) && CHIP_IS_E1(bp)) { | |
5377 | /* no pause for emulation and FPGA */ | |
5378 | low = 0; | |
5379 | high = 513; | |
5380 | } else { | |
5381 | if (IS_MF(bp)) | |
5382 | low = ((bp->flags & ONE_PORT_FLAG) ? 160 : 246); | |
5383 | else if (bp->dev->mtu > 4096) { | |
5384 | if (bp->flags & ONE_PORT_FLAG) | |
5385 | low = 160; | |
5386 | else { | |
5387 | val = bp->dev->mtu; | |
5388 | /* (24*1024 + val*4)/256 */ | |
5389 | low = 96 + (val/64) + | |
5390 | ((val % 64) ? 1 : 0); | |
5391 | } | |
5392 | } else | |
5393 | low = ((bp->flags & ONE_PORT_FLAG) ? 80 : 160); | |
5394 | high = low + 56; /* 14*1024/256 */ | |
5395 | } | |
5396 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0 + port*4, low); | |
5397 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0 + port*4, high); | |
1c06328c | 5398 | } |
1c06328c | 5399 | |
f2e0899f DK |
5400 | if (CHIP_MODE_IS_4_PORT(bp)) { |
5401 | REG_WR(bp, BRB1_REG_PAUSE_0_XOFF_THRESHOLD_0 + port*8, 248); | |
5402 | REG_WR(bp, BRB1_REG_PAUSE_0_XON_THRESHOLD_0 + port*8, 328); | |
5403 | REG_WR(bp, (BP_PORT(bp) ? BRB1_REG_MAC_GUARANTIED_1 : | |
5404 | BRB1_REG_MAC_GUARANTIED_0), 40); | |
5405 | } | |
1c06328c | 5406 | |
94a78b79 | 5407 | bnx2x_init_block(bp, PRS_BLOCK, init_stage); |
ca00392c | 5408 | |
94a78b79 | 5409 | bnx2x_init_block(bp, TSDM_BLOCK, init_stage); |
94a78b79 | 5410 | bnx2x_init_block(bp, CSDM_BLOCK, init_stage); |
94a78b79 | 5411 | bnx2x_init_block(bp, USDM_BLOCK, init_stage); |
94a78b79 | 5412 | bnx2x_init_block(bp, XSDM_BLOCK, init_stage); |
356e2385 | 5413 | |
94a78b79 VZ |
5414 | bnx2x_init_block(bp, TSEM_BLOCK, init_stage); |
5415 | bnx2x_init_block(bp, USEM_BLOCK, init_stage); | |
5416 | bnx2x_init_block(bp, CSEM_BLOCK, init_stage); | |
5417 | bnx2x_init_block(bp, XSEM_BLOCK, init_stage); | |
f2e0899f DK |
5418 | if (CHIP_MODE_IS_4_PORT(bp)) |
5419 | bnx2x_init_block(bp, XSEM_4PORT_BLOCK, init_stage); | |
356e2385 | 5420 | |
94a78b79 | 5421 | bnx2x_init_block(bp, UPB_BLOCK, init_stage); |
94a78b79 | 5422 | bnx2x_init_block(bp, XPB_BLOCK, init_stage); |
34f80b04 | 5423 | |
94a78b79 | 5424 | bnx2x_init_block(bp, PBF_BLOCK, init_stage); |
a2fbb9ea | 5425 | |
f2e0899f DK |
5426 | if (!CHIP_IS_E2(bp)) { |
5427 | /* configure PBF to work without PAUSE mtu 9000 */ | |
5428 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); | |
a2fbb9ea | 5429 | |
f2e0899f DK |
5430 | /* update threshold */ |
5431 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16)); | |
5432 | /* update init credit */ | |
5433 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, (9040/16) + 553 - 22); | |
a2fbb9ea | 5434 | |
f2e0899f DK |
5435 | /* probe changes */ |
5436 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1); | |
5437 | udelay(50); | |
5438 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0); | |
5439 | } | |
a2fbb9ea | 5440 | |
37b091ba MC |
5441 | #ifdef BCM_CNIC |
5442 | bnx2x_init_block(bp, SRCH_BLOCK, init_stage); | |
a2fbb9ea | 5443 | #endif |
94a78b79 | 5444 | bnx2x_init_block(bp, CDU_BLOCK, init_stage); |
94a78b79 | 5445 | bnx2x_init_block(bp, CFC_BLOCK, init_stage); |
34f80b04 EG |
5446 | |
5447 | if (CHIP_IS_E1(bp)) { | |
5448 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5449 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5450 | } | |
94a78b79 | 5451 | bnx2x_init_block(bp, HC_BLOCK, init_stage); |
34f80b04 | 5452 | |
f2e0899f DK |
5453 | bnx2x_init_block(bp, IGU_BLOCK, init_stage); |
5454 | ||
94a78b79 | 5455 | bnx2x_init_block(bp, MISC_AEU_BLOCK, init_stage); |
34f80b04 EG |
5456 | /* init aeu_mask_attn_func_0/1: |
5457 | * - SF mode: bits 3-7 are masked. only bits 0-2 are in use | |
5458 | * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF | |
5459 | * bits 4-7 are used for "per vn group attention" */ | |
e4901dde VZ |
5460 | val = IS_MF(bp) ? 0xF7 : 0x7; |
5461 | /* Enable DCBX attention for all but E1 */ | |
5462 | val |= CHIP_IS_E1(bp) ? 0 : 0x10; | |
5463 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, val); | |
34f80b04 | 5464 | |
94a78b79 | 5465 | bnx2x_init_block(bp, PXPCS_BLOCK, init_stage); |
94a78b79 | 5466 | bnx2x_init_block(bp, EMAC0_BLOCK, init_stage); |
94a78b79 | 5467 | bnx2x_init_block(bp, EMAC1_BLOCK, init_stage); |
94a78b79 | 5468 | bnx2x_init_block(bp, DBU_BLOCK, init_stage); |
94a78b79 | 5469 | bnx2x_init_block(bp, DBG_BLOCK, init_stage); |
356e2385 | 5470 | |
94a78b79 | 5471 | bnx2x_init_block(bp, NIG_BLOCK, init_stage); |
34f80b04 EG |
5472 | |
5473 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1); | |
5474 | ||
f2e0899f | 5475 | if (!CHIP_IS_E1(bp)) { |
fb3bff17 | 5476 | /* 0x2 disable mf_ov, 0x1 enable */ |
34f80b04 | 5477 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4, |
0793f83f | 5478 | (IS_MF_SD(bp) ? 0x1 : 0x2)); |
34f80b04 | 5479 | |
f2e0899f DK |
5480 | if (CHIP_IS_E2(bp)) { |
5481 | val = 0; | |
5482 | switch (bp->mf_mode) { | |
5483 | case MULTI_FUNCTION_SD: | |
5484 | val = 1; | |
5485 | break; | |
5486 | case MULTI_FUNCTION_SI: | |
5487 | val = 2; | |
5488 | break; | |
5489 | } | |
5490 | ||
5491 | REG_WR(bp, (BP_PORT(bp) ? NIG_REG_LLH1_CLS_TYPE : | |
5492 | NIG_REG_LLH0_CLS_TYPE), val); | |
5493 | } | |
1c06328c EG |
5494 | { |
5495 | REG_WR(bp, NIG_REG_LLFC_ENABLE_0 + port*4, 0); | |
5496 | REG_WR(bp, NIG_REG_LLFC_OUT_EN_0 + port*4, 0); | |
5497 | REG_WR(bp, NIG_REG_PAUSE_ENABLE_0 + port*4, 1); | |
5498 | } | |
34f80b04 EG |
5499 | } |
5500 | ||
94a78b79 | 5501 | bnx2x_init_block(bp, MCP_BLOCK, init_stage); |
94a78b79 | 5502 | bnx2x_init_block(bp, DMAE_BLOCK, init_stage); |
d90d96ba | 5503 | if (bnx2x_fan_failure_det_req(bp, bp->common.shmem_base, |
a22f0788 | 5504 | bp->common.shmem2_base, port)) { |
4d295db0 EG |
5505 | u32 reg_addr = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
5506 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
5507 | val = REG_RD(bp, reg_addr); | |
f1410647 | 5508 | val |= AEU_INPUTS_ATTN_BITS_SPIO5; |
4d295db0 | 5509 | REG_WR(bp, reg_addr, val); |
f1410647 | 5510 | } |
c18487ee | 5511 | bnx2x__link_reset(bp); |
a2fbb9ea | 5512 | |
34f80b04 EG |
5513 | return 0; |
5514 | } | |
5515 | ||
34f80b04 EG |
5516 | static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr) |
5517 | { | |
5518 | int reg; | |
5519 | ||
f2e0899f | 5520 | if (CHIP_IS_E1(bp)) |
34f80b04 | 5521 | reg = PXP2_REG_RQ_ONCHIP_AT + index*8; |
f2e0899f DK |
5522 | else |
5523 | reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8; | |
34f80b04 EG |
5524 | |
5525 | bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr)); | |
5526 | } | |
5527 | ||
f2e0899f DK |
5528 | static inline void bnx2x_igu_clear_sb(struct bnx2x *bp, u8 idu_sb_id) |
5529 | { | |
5530 | bnx2x_igu_clear_sb_gen(bp, idu_sb_id, true /*PF*/); | |
5531 | } | |
5532 | ||
5533 | static inline void bnx2x_clear_func_ilt(struct bnx2x *bp, u32 func) | |
5534 | { | |
5535 | u32 i, base = FUNC_ILT_BASE(func); | |
5536 | for (i = base; i < base + ILT_PER_FUNC; i++) | |
5537 | bnx2x_ilt_wr(bp, i, 0); | |
5538 | } | |
5539 | ||
523224a3 | 5540 | static int bnx2x_init_hw_func(struct bnx2x *bp) |
34f80b04 EG |
5541 | { |
5542 | int port = BP_PORT(bp); | |
5543 | int func = BP_FUNC(bp); | |
523224a3 DK |
5544 | struct bnx2x_ilt *ilt = BP_ILT(bp); |
5545 | u16 cdu_ilt_start; | |
8badd27a | 5546 | u32 addr, val; |
f4a66897 VZ |
5547 | u32 main_mem_base, main_mem_size, main_mem_prty_clr; |
5548 | int i, main_mem_width; | |
34f80b04 | 5549 | |
cdaa7cb8 | 5550 | DP(BNX2X_MSG_MCP, "starting func init func %d\n", func); |
34f80b04 | 5551 | |
8badd27a | 5552 | /* set MSI reconfigure capability */ |
f2e0899f DK |
5553 | if (bp->common.int_block == INT_BLOCK_HC) { |
5554 | addr = (port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0); | |
5555 | val = REG_RD(bp, addr); | |
5556 | val |= HC_CONFIG_0_REG_MSI_ATTN_EN_0; | |
5557 | REG_WR(bp, addr, val); | |
5558 | } | |
8badd27a | 5559 | |
523224a3 DK |
5560 | ilt = BP_ILT(bp); |
5561 | cdu_ilt_start = ilt->clients[ILT_CLIENT_CDU].start; | |
37b091ba | 5562 | |
523224a3 DK |
5563 | for (i = 0; i < L2_ILT_LINES(bp); i++) { |
5564 | ilt->lines[cdu_ilt_start + i].page = | |
5565 | bp->context.vcxt + (ILT_PAGE_CIDS * i); | |
5566 | ilt->lines[cdu_ilt_start + i].page_mapping = | |
5567 | bp->context.cxt_mapping + (CDU_ILT_PAGE_SZ * i); | |
5568 | /* cdu ilt pages are allocated manually so there's no need to | |
5569 | set the size */ | |
37b091ba | 5570 | } |
523224a3 | 5571 | bnx2x_ilt_init_op(bp, INITOP_SET); |
f85582f8 | 5572 | |
523224a3 DK |
5573 | #ifdef BCM_CNIC |
5574 | bnx2x_src_init_t2(bp, bp->t2, bp->t2_mapping, SRC_CONN_NUM); | |
37b091ba | 5575 | |
523224a3 DK |
5576 | /* T1 hash bits value determines the T1 number of entries */ |
5577 | REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + port*4, SRC_HASH_BITS); | |
5578 | #endif | |
37b091ba | 5579 | |
523224a3 DK |
5580 | #ifndef BCM_CNIC |
5581 | /* set NIC mode */ | |
5582 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
5583 | #endif /* BCM_CNIC */ | |
37b091ba | 5584 | |
f2e0899f DK |
5585 | if (CHIP_IS_E2(bp)) { |
5586 | u32 pf_conf = IGU_PF_CONF_FUNC_EN; | |
5587 | ||
5588 | /* Turn on a single ISR mode in IGU if driver is going to use | |
5589 | * INT#x or MSI | |
5590 | */ | |
5591 | if (!(bp->flags & USING_MSIX_FLAG)) | |
5592 | pf_conf |= IGU_PF_CONF_SINGLE_ISR_EN; | |
5593 | /* | |
5594 | * Timers workaround bug: function init part. | |
5595 | * Need to wait 20msec after initializing ILT, | |
5596 | * needed to make sure there are no requests in | |
5597 | * one of the PXP internal queues with "old" ILT addresses | |
5598 | */ | |
5599 | msleep(20); | |
5600 | /* | |
5601 | * Master enable - Due to WB DMAE writes performed before this | |
5602 | * register is re-initialized as part of the regular function | |
5603 | * init | |
5604 | */ | |
5605 | REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, 1); | |
5606 | /* Enable the function in IGU */ | |
5607 | REG_WR(bp, IGU_REG_PF_CONFIGURATION, pf_conf); | |
5608 | } | |
5609 | ||
523224a3 | 5610 | bp->dmae_ready = 1; |
34f80b04 | 5611 | |
523224a3 DK |
5612 | bnx2x_init_block(bp, PGLUE_B_BLOCK, FUNC0_STAGE + func); |
5613 | ||
f2e0899f DK |
5614 | if (CHIP_IS_E2(bp)) |
5615 | REG_WR(bp, PGLUE_B_REG_WAS_ERROR_PF_7_0_CLR, func); | |
5616 | ||
523224a3 DK |
5617 | bnx2x_init_block(bp, MISC_BLOCK, FUNC0_STAGE + func); |
5618 | bnx2x_init_block(bp, TCM_BLOCK, FUNC0_STAGE + func); | |
5619 | bnx2x_init_block(bp, UCM_BLOCK, FUNC0_STAGE + func); | |
5620 | bnx2x_init_block(bp, CCM_BLOCK, FUNC0_STAGE + func); | |
5621 | bnx2x_init_block(bp, XCM_BLOCK, FUNC0_STAGE + func); | |
5622 | bnx2x_init_block(bp, TSEM_BLOCK, FUNC0_STAGE + func); | |
5623 | bnx2x_init_block(bp, USEM_BLOCK, FUNC0_STAGE + func); | |
5624 | bnx2x_init_block(bp, CSEM_BLOCK, FUNC0_STAGE + func); | |
5625 | bnx2x_init_block(bp, XSEM_BLOCK, FUNC0_STAGE + func); | |
5626 | ||
f2e0899f DK |
5627 | if (CHIP_IS_E2(bp)) { |
5628 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_PATH_ID_OFFSET, | |
5629 | BP_PATH(bp)); | |
5630 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_PATH_ID_OFFSET, | |
5631 | BP_PATH(bp)); | |
5632 | } | |
5633 | ||
5634 | if (CHIP_MODE_IS_4_PORT(bp)) | |
5635 | bnx2x_init_block(bp, XSEM_4PORT_BLOCK, FUNC0_STAGE + func); | |
5636 | ||
5637 | if (CHIP_IS_E2(bp)) | |
5638 | REG_WR(bp, QM_REG_PF_EN, 1); | |
5639 | ||
523224a3 | 5640 | bnx2x_init_block(bp, QM_BLOCK, FUNC0_STAGE + func); |
f2e0899f DK |
5641 | |
5642 | if (CHIP_MODE_IS_4_PORT(bp)) | |
5643 | bnx2x_init_block(bp, QM_4PORT_BLOCK, FUNC0_STAGE + func); | |
5644 | ||
523224a3 DK |
5645 | bnx2x_init_block(bp, TIMERS_BLOCK, FUNC0_STAGE + func); |
5646 | bnx2x_init_block(bp, DQ_BLOCK, FUNC0_STAGE + func); | |
5647 | bnx2x_init_block(bp, BRB1_BLOCK, FUNC0_STAGE + func); | |
5648 | bnx2x_init_block(bp, PRS_BLOCK, FUNC0_STAGE + func); | |
5649 | bnx2x_init_block(bp, TSDM_BLOCK, FUNC0_STAGE + func); | |
5650 | bnx2x_init_block(bp, CSDM_BLOCK, FUNC0_STAGE + func); | |
5651 | bnx2x_init_block(bp, USDM_BLOCK, FUNC0_STAGE + func); | |
5652 | bnx2x_init_block(bp, XSDM_BLOCK, FUNC0_STAGE + func); | |
5653 | bnx2x_init_block(bp, UPB_BLOCK, FUNC0_STAGE + func); | |
5654 | bnx2x_init_block(bp, XPB_BLOCK, FUNC0_STAGE + func); | |
5655 | bnx2x_init_block(bp, PBF_BLOCK, FUNC0_STAGE + func); | |
f2e0899f DK |
5656 | if (CHIP_IS_E2(bp)) |
5657 | REG_WR(bp, PBF_REG_DISABLE_PF, 0); | |
5658 | ||
523224a3 DK |
5659 | bnx2x_init_block(bp, CDU_BLOCK, FUNC0_STAGE + func); |
5660 | ||
5661 | bnx2x_init_block(bp, CFC_BLOCK, FUNC0_STAGE + func); | |
34f80b04 | 5662 | |
f2e0899f DK |
5663 | if (CHIP_IS_E2(bp)) |
5664 | REG_WR(bp, CFC_REG_WEAK_ENABLE_PF, 1); | |
5665 | ||
fb3bff17 | 5666 | if (IS_MF(bp)) { |
34f80b04 | 5667 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); |
fb3bff17 | 5668 | REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->mf_ov); |
34f80b04 EG |
5669 | } |
5670 | ||
523224a3 DK |
5671 | bnx2x_init_block(bp, MISC_AEU_BLOCK, FUNC0_STAGE + func); |
5672 | ||
34f80b04 | 5673 | /* HC init per function */ |
f2e0899f DK |
5674 | if (bp->common.int_block == INT_BLOCK_HC) { |
5675 | if (CHIP_IS_E1H(bp)) { | |
5676 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
5677 | ||
5678 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5679 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5680 | } | |
5681 | bnx2x_init_block(bp, HC_BLOCK, FUNC0_STAGE + func); | |
5682 | ||
5683 | } else { | |
5684 | int num_segs, sb_idx, prod_offset; | |
5685 | ||
34f80b04 EG |
5686 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); |
5687 | ||
f2e0899f DK |
5688 | if (CHIP_IS_E2(bp)) { |
5689 | REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, 0); | |
5690 | REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, 0); | |
5691 | } | |
5692 | ||
5693 | bnx2x_init_block(bp, IGU_BLOCK, FUNC0_STAGE + func); | |
5694 | ||
5695 | if (CHIP_IS_E2(bp)) { | |
5696 | int dsb_idx = 0; | |
5697 | /** | |
5698 | * Producer memory: | |
5699 | * E2 mode: address 0-135 match to the mapping memory; | |
5700 | * 136 - PF0 default prod; 137 - PF1 default prod; | |
5701 | * 138 - PF2 default prod; 139 - PF3 default prod; | |
5702 | * 140 - PF0 attn prod; 141 - PF1 attn prod; | |
5703 | * 142 - PF2 attn prod; 143 - PF3 attn prod; | |
5704 | * 144-147 reserved. | |
5705 | * | |
5706 | * E1.5 mode - In backward compatible mode; | |
5707 | * for non default SB; each even line in the memory | |
5708 | * holds the U producer and each odd line hold | |
5709 | * the C producer. The first 128 producers are for | |
5710 | * NDSB (PF0 - 0-31; PF1 - 32-63 and so on). The last 20 | |
5711 | * producers are for the DSB for each PF. | |
5712 | * Each PF has five segments: (the order inside each | |
5713 | * segment is PF0; PF1; PF2; PF3) - 128-131 U prods; | |
5714 | * 132-135 C prods; 136-139 X prods; 140-143 T prods; | |
5715 | * 144-147 attn prods; | |
5716 | */ | |
5717 | /* non-default-status-blocks */ | |
5718 | num_segs = CHIP_INT_MODE_IS_BC(bp) ? | |
5719 | IGU_BC_NDSB_NUM_SEGS : IGU_NORM_NDSB_NUM_SEGS; | |
5720 | for (sb_idx = 0; sb_idx < bp->igu_sb_cnt; sb_idx++) { | |
5721 | prod_offset = (bp->igu_base_sb + sb_idx) * | |
5722 | num_segs; | |
5723 | ||
5724 | for (i = 0; i < num_segs; i++) { | |
5725 | addr = IGU_REG_PROD_CONS_MEMORY + | |
5726 | (prod_offset + i) * 4; | |
5727 | REG_WR(bp, addr, 0); | |
5728 | } | |
5729 | /* send consumer update with value 0 */ | |
5730 | bnx2x_ack_sb(bp, bp->igu_base_sb + sb_idx, | |
5731 | USTORM_ID, 0, IGU_INT_NOP, 1); | |
5732 | bnx2x_igu_clear_sb(bp, | |
5733 | bp->igu_base_sb + sb_idx); | |
5734 | } | |
5735 | ||
5736 | /* default-status-blocks */ | |
5737 | num_segs = CHIP_INT_MODE_IS_BC(bp) ? | |
5738 | IGU_BC_DSB_NUM_SEGS : IGU_NORM_DSB_NUM_SEGS; | |
5739 | ||
5740 | if (CHIP_MODE_IS_4_PORT(bp)) | |
5741 | dsb_idx = BP_FUNC(bp); | |
5742 | else | |
5743 | dsb_idx = BP_E1HVN(bp); | |
5744 | ||
5745 | prod_offset = (CHIP_INT_MODE_IS_BC(bp) ? | |
5746 | IGU_BC_BASE_DSB_PROD + dsb_idx : | |
5747 | IGU_NORM_BASE_DSB_PROD + dsb_idx); | |
5748 | ||
5749 | for (i = 0; i < (num_segs * E1HVN_MAX); | |
5750 | i += E1HVN_MAX) { | |
5751 | addr = IGU_REG_PROD_CONS_MEMORY + | |
5752 | (prod_offset + i)*4; | |
5753 | REG_WR(bp, addr, 0); | |
5754 | } | |
5755 | /* send consumer update with 0 */ | |
5756 | if (CHIP_INT_MODE_IS_BC(bp)) { | |
5757 | bnx2x_ack_sb(bp, bp->igu_dsb_id, | |
5758 | USTORM_ID, 0, IGU_INT_NOP, 1); | |
5759 | bnx2x_ack_sb(bp, bp->igu_dsb_id, | |
5760 | CSTORM_ID, 0, IGU_INT_NOP, 1); | |
5761 | bnx2x_ack_sb(bp, bp->igu_dsb_id, | |
5762 | XSTORM_ID, 0, IGU_INT_NOP, 1); | |
5763 | bnx2x_ack_sb(bp, bp->igu_dsb_id, | |
5764 | TSTORM_ID, 0, IGU_INT_NOP, 1); | |
5765 | bnx2x_ack_sb(bp, bp->igu_dsb_id, | |
5766 | ATTENTION_ID, 0, IGU_INT_NOP, 1); | |
5767 | } else { | |
5768 | bnx2x_ack_sb(bp, bp->igu_dsb_id, | |
5769 | USTORM_ID, 0, IGU_INT_NOP, 1); | |
5770 | bnx2x_ack_sb(bp, bp->igu_dsb_id, | |
5771 | ATTENTION_ID, 0, IGU_INT_NOP, 1); | |
5772 | } | |
5773 | bnx2x_igu_clear_sb(bp, bp->igu_dsb_id); | |
5774 | ||
5775 | /* !!! these should become driver const once | |
5776 | rf-tool supports split-68 const */ | |
5777 | REG_WR(bp, IGU_REG_SB_INT_BEFORE_MASK_LSB, 0); | |
5778 | REG_WR(bp, IGU_REG_SB_INT_BEFORE_MASK_MSB, 0); | |
5779 | REG_WR(bp, IGU_REG_SB_MASK_LSB, 0); | |
5780 | REG_WR(bp, IGU_REG_SB_MASK_MSB, 0); | |
5781 | REG_WR(bp, IGU_REG_PBA_STATUS_LSB, 0); | |
5782 | REG_WR(bp, IGU_REG_PBA_STATUS_MSB, 0); | |
5783 | } | |
34f80b04 | 5784 | } |
34f80b04 | 5785 | |
c14423fe | 5786 | /* Reset PCIE errors for debug */ |
a2fbb9ea ET |
5787 | REG_WR(bp, 0x2114, 0xffffffff); |
5788 | REG_WR(bp, 0x2120, 0xffffffff); | |
523224a3 DK |
5789 | |
5790 | bnx2x_init_block(bp, EMAC0_BLOCK, FUNC0_STAGE + func); | |
5791 | bnx2x_init_block(bp, EMAC1_BLOCK, FUNC0_STAGE + func); | |
5792 | bnx2x_init_block(bp, DBU_BLOCK, FUNC0_STAGE + func); | |
5793 | bnx2x_init_block(bp, DBG_BLOCK, FUNC0_STAGE + func); | |
5794 | bnx2x_init_block(bp, MCP_BLOCK, FUNC0_STAGE + func); | |
5795 | bnx2x_init_block(bp, DMAE_BLOCK, FUNC0_STAGE + func); | |
5796 | ||
f4a66897 VZ |
5797 | if (CHIP_IS_E1x(bp)) { |
5798 | main_mem_size = HC_REG_MAIN_MEMORY_SIZE / 2; /*dwords*/ | |
5799 | main_mem_base = HC_REG_MAIN_MEMORY + | |
5800 | BP_PORT(bp) * (main_mem_size * 4); | |
5801 | main_mem_prty_clr = HC_REG_HC_PRTY_STS_CLR; | |
5802 | main_mem_width = 8; | |
5803 | ||
5804 | val = REG_RD(bp, main_mem_prty_clr); | |
5805 | if (val) | |
5806 | DP(BNX2X_MSG_MCP, "Hmmm... Parity errors in HC " | |
5807 | "block during " | |
5808 | "function init (0x%x)!\n", val); | |
5809 | ||
5810 | /* Clear "false" parity errors in MSI-X table */ | |
5811 | for (i = main_mem_base; | |
5812 | i < main_mem_base + main_mem_size * 4; | |
5813 | i += main_mem_width) { | |
5814 | bnx2x_read_dmae(bp, i, main_mem_width / 4); | |
5815 | bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), | |
5816 | i, main_mem_width / 4); | |
5817 | } | |
5818 | /* Clear HC parity attention */ | |
5819 | REG_RD(bp, main_mem_prty_clr); | |
5820 | } | |
5821 | ||
b7737c9b | 5822 | bnx2x_phy_probe(&bp->link_params); |
f85582f8 | 5823 | |
34f80b04 EG |
5824 | return 0; |
5825 | } | |
5826 | ||
9f6c9258 | 5827 | int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) |
34f80b04 | 5828 | { |
523224a3 | 5829 | int rc = 0; |
a2fbb9ea | 5830 | |
34f80b04 | 5831 | DP(BNX2X_MSG_MCP, "function %d load_code %x\n", |
f2e0899f | 5832 | BP_ABS_FUNC(bp), load_code); |
a2fbb9ea | 5833 | |
34f80b04 EG |
5834 | bp->dmae_ready = 0; |
5835 | mutex_init(&bp->dmae_mutex); | |
54016b26 EG |
5836 | rc = bnx2x_gunzip_init(bp); |
5837 | if (rc) | |
5838 | return rc; | |
a2fbb9ea | 5839 | |
34f80b04 EG |
5840 | switch (load_code) { |
5841 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
f2e0899f | 5842 | case FW_MSG_CODE_DRV_LOAD_COMMON_CHIP: |
523224a3 | 5843 | rc = bnx2x_init_hw_common(bp, load_code); |
34f80b04 EG |
5844 | if (rc) |
5845 | goto init_hw_err; | |
5846 | /* no break */ | |
5847 | ||
5848 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
523224a3 | 5849 | rc = bnx2x_init_hw_port(bp); |
34f80b04 EG |
5850 | if (rc) |
5851 | goto init_hw_err; | |
5852 | /* no break */ | |
5853 | ||
5854 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
523224a3 | 5855 | rc = bnx2x_init_hw_func(bp); |
34f80b04 EG |
5856 | if (rc) |
5857 | goto init_hw_err; | |
5858 | break; | |
5859 | ||
5860 | default: | |
5861 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
5862 | break; | |
5863 | } | |
5864 | ||
5865 | if (!BP_NOMCP(bp)) { | |
f2e0899f | 5866 | int mb_idx = BP_FW_MB_IDX(bp); |
a2fbb9ea ET |
5867 | |
5868 | bp->fw_drv_pulse_wr_seq = | |
f2e0899f | 5869 | (SHMEM_RD(bp, func_mb[mb_idx].drv_pulse_mb) & |
a2fbb9ea | 5870 | DRV_PULSE_SEQ_MASK); |
6fe49bb9 EG |
5871 | DP(BNX2X_MSG_MCP, "drv_pulse 0x%x\n", bp->fw_drv_pulse_wr_seq); |
5872 | } | |
a2fbb9ea | 5873 | |
34f80b04 EG |
5874 | init_hw_err: |
5875 | bnx2x_gunzip_end(bp); | |
5876 | ||
5877 | return rc; | |
a2fbb9ea ET |
5878 | } |
5879 | ||
9f6c9258 | 5880 | void bnx2x_free_mem(struct bnx2x *bp) |
a2fbb9ea ET |
5881 | { |
5882 | ||
5883 | #define BNX2X_PCI_FREE(x, y, size) \ | |
5884 | do { \ | |
5885 | if (x) { \ | |
523224a3 | 5886 | dma_free_coherent(&bp->pdev->dev, size, (void *)x, y); \ |
a2fbb9ea ET |
5887 | x = NULL; \ |
5888 | y = 0; \ | |
5889 | } \ | |
5890 | } while (0) | |
5891 | ||
5892 | #define BNX2X_FREE(x) \ | |
5893 | do { \ | |
5894 | if (x) { \ | |
523224a3 | 5895 | kfree((void *)x); \ |
a2fbb9ea ET |
5896 | x = NULL; \ |
5897 | } \ | |
5898 | } while (0) | |
5899 | ||
5900 | int i; | |
5901 | ||
5902 | /* fastpath */ | |
555f6c78 | 5903 | /* Common */ |
a2fbb9ea | 5904 | for_each_queue(bp, i) { |
ec6ba945 VZ |
5905 | #ifdef BCM_CNIC |
5906 | /* FCoE client uses default status block */ | |
5907 | if (IS_FCOE_IDX(i)) { | |
5908 | union host_hc_status_block *sb = | |
5909 | &bnx2x_fp(bp, i, status_blk); | |
5910 | memset(sb, 0, sizeof(union host_hc_status_block)); | |
5911 | bnx2x_fp(bp, i, status_blk_mapping) = 0; | |
5912 | } else { | |
5913 | #endif | |
555f6c78 | 5914 | /* status blocks */ |
f2e0899f DK |
5915 | if (CHIP_IS_E2(bp)) |
5916 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk.e2_sb), | |
5917 | bnx2x_fp(bp, i, status_blk_mapping), | |
5918 | sizeof(struct host_hc_status_block_e2)); | |
5919 | else | |
5920 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk.e1x_sb), | |
5921 | bnx2x_fp(bp, i, status_blk_mapping), | |
5922 | sizeof(struct host_hc_status_block_e1x)); | |
ec6ba945 VZ |
5923 | #ifdef BCM_CNIC |
5924 | } | |
5925 | #endif | |
555f6c78 EG |
5926 | } |
5927 | /* Rx */ | |
ec6ba945 | 5928 | for_each_rx_queue(bp, i) { |
a2fbb9ea | 5929 | |
555f6c78 | 5930 | /* fastpath rx rings: rx_buf rx_desc rx_comp */ |
a2fbb9ea ET |
5931 | BNX2X_FREE(bnx2x_fp(bp, i, rx_buf_ring)); |
5932 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_desc_ring), | |
5933 | bnx2x_fp(bp, i, rx_desc_mapping), | |
5934 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
5935 | ||
5936 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_comp_ring), | |
5937 | bnx2x_fp(bp, i, rx_comp_mapping), | |
5938 | sizeof(struct eth_fast_path_rx_cqe) * | |
5939 | NUM_RCQ_BD); | |
a2fbb9ea | 5940 | |
7a9b2557 | 5941 | /* SGE ring */ |
32626230 | 5942 | BNX2X_FREE(bnx2x_fp(bp, i, rx_page_ring)); |
7a9b2557 VZ |
5943 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_sge_ring), |
5944 | bnx2x_fp(bp, i, rx_sge_mapping), | |
5945 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
5946 | } | |
555f6c78 | 5947 | /* Tx */ |
ec6ba945 | 5948 | for_each_tx_queue(bp, i) { |
555f6c78 EG |
5949 | |
5950 | /* fastpath tx rings: tx_buf tx_desc */ | |
5951 | BNX2X_FREE(bnx2x_fp(bp, i, tx_buf_ring)); | |
5952 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, tx_desc_ring), | |
5953 | bnx2x_fp(bp, i, tx_desc_mapping), | |
ca00392c | 5954 | sizeof(union eth_tx_bd_types) * NUM_TX_BD); |
555f6c78 | 5955 | } |
a2fbb9ea ET |
5956 | /* end of fastpath */ |
5957 | ||
5958 | BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping, | |
523224a3 | 5959 | sizeof(struct host_sp_status_block)); |
a2fbb9ea ET |
5960 | |
5961 | BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping, | |
34f80b04 | 5962 | sizeof(struct bnx2x_slowpath)); |
a2fbb9ea | 5963 | |
523224a3 DK |
5964 | BNX2X_PCI_FREE(bp->context.vcxt, bp->context.cxt_mapping, |
5965 | bp->context.size); | |
5966 | ||
5967 | bnx2x_ilt_mem_op(bp, ILT_MEMOP_FREE); | |
5968 | ||
5969 | BNX2X_FREE(bp->ilt->lines); | |
f85582f8 | 5970 | |
37b091ba | 5971 | #ifdef BCM_CNIC |
f2e0899f DK |
5972 | if (CHIP_IS_E2(bp)) |
5973 | BNX2X_PCI_FREE(bp->cnic_sb.e2_sb, bp->cnic_sb_mapping, | |
5974 | sizeof(struct host_hc_status_block_e2)); | |
5975 | else | |
5976 | BNX2X_PCI_FREE(bp->cnic_sb.e1x_sb, bp->cnic_sb_mapping, | |
5977 | sizeof(struct host_hc_status_block_e1x)); | |
f85582f8 | 5978 | |
523224a3 | 5979 | BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, SRC_T2_SZ); |
a2fbb9ea | 5980 | #endif |
f85582f8 | 5981 | |
7a9b2557 | 5982 | BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE); |
a2fbb9ea | 5983 | |
523224a3 DK |
5984 | BNX2X_PCI_FREE(bp->eq_ring, bp->eq_mapping, |
5985 | BCM_PAGE_SIZE * NUM_EQ_PAGES); | |
5986 | ||
a2fbb9ea ET |
5987 | #undef BNX2X_PCI_FREE |
5988 | #undef BNX2X_KFREE | |
5989 | } | |
5990 | ||
f2e0899f DK |
5991 | static inline void set_sb_shortcuts(struct bnx2x *bp, int index) |
5992 | { | |
5993 | union host_hc_status_block status_blk = bnx2x_fp(bp, index, status_blk); | |
5994 | if (CHIP_IS_E2(bp)) { | |
5995 | bnx2x_fp(bp, index, sb_index_values) = | |
5996 | (__le16 *)status_blk.e2_sb->sb.index_values; | |
5997 | bnx2x_fp(bp, index, sb_running_index) = | |
5998 | (__le16 *)status_blk.e2_sb->sb.running_index; | |
5999 | } else { | |
6000 | bnx2x_fp(bp, index, sb_index_values) = | |
6001 | (__le16 *)status_blk.e1x_sb->sb.index_values; | |
6002 | bnx2x_fp(bp, index, sb_running_index) = | |
6003 | (__le16 *)status_blk.e1x_sb->sb.running_index; | |
6004 | } | |
6005 | } | |
6006 | ||
9f6c9258 | 6007 | int bnx2x_alloc_mem(struct bnx2x *bp) |
a2fbb9ea | 6008 | { |
a2fbb9ea ET |
6009 | #define BNX2X_PCI_ALLOC(x, y, size) \ |
6010 | do { \ | |
1a983142 | 6011 | x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \ |
9f6c9258 DK |
6012 | if (x == NULL) \ |
6013 | goto alloc_mem_err; \ | |
6014 | memset(x, 0, size); \ | |
6015 | } while (0) | |
a2fbb9ea | 6016 | |
9f6c9258 DK |
6017 | #define BNX2X_ALLOC(x, size) \ |
6018 | do { \ | |
523224a3 | 6019 | x = kzalloc(size, GFP_KERNEL); \ |
9f6c9258 DK |
6020 | if (x == NULL) \ |
6021 | goto alloc_mem_err; \ | |
9f6c9258 | 6022 | } while (0) |
a2fbb9ea | 6023 | |
9f6c9258 | 6024 | int i; |
a2fbb9ea | 6025 | |
9f6c9258 DK |
6026 | /* fastpath */ |
6027 | /* Common */ | |
a2fbb9ea | 6028 | for_each_queue(bp, i) { |
f2e0899f | 6029 | union host_hc_status_block *sb = &bnx2x_fp(bp, i, status_blk); |
9f6c9258 | 6030 | bnx2x_fp(bp, i, bp) = bp; |
9f6c9258 | 6031 | /* status blocks */ |
ec6ba945 VZ |
6032 | #ifdef BCM_CNIC |
6033 | if (!IS_FCOE_IDX(i)) { | |
6034 | #endif | |
6035 | if (CHIP_IS_E2(bp)) | |
6036 | BNX2X_PCI_ALLOC(sb->e2_sb, | |
6037 | &bnx2x_fp(bp, i, status_blk_mapping), | |
6038 | sizeof(struct host_hc_status_block_e2)); | |
6039 | else | |
6040 | BNX2X_PCI_ALLOC(sb->e1x_sb, | |
6041 | &bnx2x_fp(bp, i, status_blk_mapping), | |
6042 | sizeof(struct host_hc_status_block_e1x)); | |
6043 | #ifdef BCM_CNIC | |
6044 | } | |
6045 | #endif | |
f2e0899f | 6046 | set_sb_shortcuts(bp, i); |
a2fbb9ea | 6047 | } |
9f6c9258 DK |
6048 | /* Rx */ |
6049 | for_each_queue(bp, i) { | |
a2fbb9ea | 6050 | |
9f6c9258 DK |
6051 | /* fastpath rx rings: rx_buf rx_desc rx_comp */ |
6052 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_buf_ring), | |
6053 | sizeof(struct sw_rx_bd) * NUM_RX_BD); | |
6054 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_desc_ring), | |
6055 | &bnx2x_fp(bp, i, rx_desc_mapping), | |
6056 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
555f6c78 | 6057 | |
9f6c9258 DK |
6058 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_comp_ring), |
6059 | &bnx2x_fp(bp, i, rx_comp_mapping), | |
6060 | sizeof(struct eth_fast_path_rx_cqe) * | |
6061 | NUM_RCQ_BD); | |
a2fbb9ea | 6062 | |
9f6c9258 DK |
6063 | /* SGE ring */ |
6064 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_page_ring), | |
6065 | sizeof(struct sw_rx_page) * NUM_RX_SGE); | |
6066 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_sge_ring), | |
6067 | &bnx2x_fp(bp, i, rx_sge_mapping), | |
6068 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
6069 | } | |
6070 | /* Tx */ | |
6071 | for_each_queue(bp, i) { | |
8badd27a | 6072 | |
9f6c9258 DK |
6073 | /* fastpath tx rings: tx_buf tx_desc */ |
6074 | BNX2X_ALLOC(bnx2x_fp(bp, i, tx_buf_ring), | |
6075 | sizeof(struct sw_tx_bd) * NUM_TX_BD); | |
6076 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, tx_desc_ring), | |
6077 | &bnx2x_fp(bp, i, tx_desc_mapping), | |
6078 | sizeof(union eth_tx_bd_types) * NUM_TX_BD); | |
8badd27a | 6079 | } |
9f6c9258 | 6080 | /* end of fastpath */ |
8badd27a | 6081 | |
523224a3 | 6082 | #ifdef BCM_CNIC |
f2e0899f DK |
6083 | if (CHIP_IS_E2(bp)) |
6084 | BNX2X_PCI_ALLOC(bp->cnic_sb.e2_sb, &bp->cnic_sb_mapping, | |
6085 | sizeof(struct host_hc_status_block_e2)); | |
6086 | else | |
6087 | BNX2X_PCI_ALLOC(bp->cnic_sb.e1x_sb, &bp->cnic_sb_mapping, | |
6088 | sizeof(struct host_hc_status_block_e1x)); | |
8badd27a | 6089 | |
523224a3 DK |
6090 | /* allocate searcher T2 table */ |
6091 | BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, SRC_T2_SZ); | |
6092 | #endif | |
a2fbb9ea | 6093 | |
8badd27a | 6094 | |
523224a3 DK |
6095 | BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping, |
6096 | sizeof(struct host_sp_status_block)); | |
a2fbb9ea | 6097 | |
523224a3 DK |
6098 | BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping, |
6099 | sizeof(struct bnx2x_slowpath)); | |
a2fbb9ea | 6100 | |
523224a3 | 6101 | bp->context.size = sizeof(union cdu_context) * bp->l2_cid_count; |
f85582f8 | 6102 | |
523224a3 DK |
6103 | BNX2X_PCI_ALLOC(bp->context.vcxt, &bp->context.cxt_mapping, |
6104 | bp->context.size); | |
65abd74d | 6105 | |
523224a3 | 6106 | BNX2X_ALLOC(bp->ilt->lines, sizeof(struct ilt_line) * ILT_MAX_LINES); |
65abd74d | 6107 | |
523224a3 DK |
6108 | if (bnx2x_ilt_mem_op(bp, ILT_MEMOP_ALLOC)) |
6109 | goto alloc_mem_err; | |
65abd74d | 6110 | |
9f6c9258 DK |
6111 | /* Slow path ring */ |
6112 | BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE); | |
65abd74d | 6113 | |
523224a3 DK |
6114 | /* EQ */ |
6115 | BNX2X_PCI_ALLOC(bp->eq_ring, &bp->eq_mapping, | |
6116 | BCM_PAGE_SIZE * NUM_EQ_PAGES); | |
9f6c9258 | 6117 | return 0; |
e1510706 | 6118 | |
9f6c9258 DK |
6119 | alloc_mem_err: |
6120 | bnx2x_free_mem(bp); | |
6121 | return -ENOMEM; | |
e1510706 | 6122 | |
9f6c9258 DK |
6123 | #undef BNX2X_PCI_ALLOC |
6124 | #undef BNX2X_ALLOC | |
65abd74d YG |
6125 | } |
6126 | ||
a2fbb9ea ET |
6127 | /* |
6128 | * Init service functions | |
6129 | */ | |
8d96286a | 6130 | static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx, |
6131 | int *state_p, int flags); | |
6132 | ||
523224a3 | 6133 | int bnx2x_func_start(struct bnx2x *bp) |
a2fbb9ea | 6134 | { |
523224a3 | 6135 | bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_FUNCTION_START, 0, 0, 0, 1); |
a2fbb9ea | 6136 | |
523224a3 DK |
6137 | /* Wait for completion */ |
6138 | return bnx2x_wait_ramrod(bp, BNX2X_STATE_FUNC_STARTED, 0, &(bp->state), | |
6139 | WAIT_RAMROD_COMMON); | |
6140 | } | |
a2fbb9ea | 6141 | |
8d96286a | 6142 | static int bnx2x_func_stop(struct bnx2x *bp) |
523224a3 DK |
6143 | { |
6144 | bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_FUNCTION_STOP, 0, 0, 0, 1); | |
a2fbb9ea | 6145 | |
523224a3 DK |
6146 | /* Wait for completion */ |
6147 | return bnx2x_wait_ramrod(bp, BNX2X_STATE_CLOSING_WAIT4_UNLOAD, | |
6148 | 0, &(bp->state), WAIT_RAMROD_COMMON); | |
a2fbb9ea ET |
6149 | } |
6150 | ||
e665bfda | 6151 | /** |
f85582f8 | 6152 | * Sets a MAC in a CAM for a few L2 Clients for E1x chips |
e665bfda MC |
6153 | * |
6154 | * @param bp driver descriptor | |
6155 | * @param set set or clear an entry (1 or 0) | |
6156 | * @param mac pointer to a buffer containing a MAC | |
6157 | * @param cl_bit_vec bit vector of clients to register a MAC for | |
6158 | * @param cam_offset offset in a CAM to use | |
523224a3 | 6159 | * @param is_bcast is the set MAC a broadcast address (for E1 only) |
e665bfda | 6160 | */ |
215faf9c | 6161 | static void bnx2x_set_mac_addr_gen(struct bnx2x *bp, int set, const u8 *mac, |
f85582f8 DK |
6162 | u32 cl_bit_vec, u8 cam_offset, |
6163 | u8 is_bcast) | |
34f80b04 | 6164 | { |
523224a3 DK |
6165 | struct mac_configuration_cmd *config = |
6166 | (struct mac_configuration_cmd *)bnx2x_sp(bp, mac_config); | |
6167 | int ramrod_flags = WAIT_RAMROD_COMMON; | |
6168 | ||
6169 | bp->set_mac_pending = 1; | |
6170 | smp_wmb(); | |
6171 | ||
8d9c5f34 | 6172 | config->hdr.length = 1; |
e665bfda MC |
6173 | config->hdr.offset = cam_offset; |
6174 | config->hdr.client_id = 0xff; | |
34f80b04 EG |
6175 | config->hdr.reserved1 = 0; |
6176 | ||
6177 | /* primary MAC */ | |
6178 | config->config_table[0].msb_mac_addr = | |
e665bfda | 6179 | swab16(*(u16 *)&mac[0]); |
34f80b04 | 6180 | config->config_table[0].middle_mac_addr = |
e665bfda | 6181 | swab16(*(u16 *)&mac[2]); |
34f80b04 | 6182 | config->config_table[0].lsb_mac_addr = |
e665bfda | 6183 | swab16(*(u16 *)&mac[4]); |
ca00392c | 6184 | config->config_table[0].clients_bit_vector = |
e665bfda | 6185 | cpu_to_le32(cl_bit_vec); |
34f80b04 | 6186 | config->config_table[0].vlan_id = 0; |
523224a3 | 6187 | config->config_table[0].pf_id = BP_FUNC(bp); |
3101c2bc | 6188 | if (set) |
523224a3 DK |
6189 | SET_FLAG(config->config_table[0].flags, |
6190 | MAC_CONFIGURATION_ENTRY_ACTION_TYPE, | |
6191 | T_ETH_MAC_COMMAND_SET); | |
3101c2bc | 6192 | else |
523224a3 DK |
6193 | SET_FLAG(config->config_table[0].flags, |
6194 | MAC_CONFIGURATION_ENTRY_ACTION_TYPE, | |
6195 | T_ETH_MAC_COMMAND_INVALIDATE); | |
34f80b04 | 6196 | |
523224a3 DK |
6197 | if (is_bcast) |
6198 | SET_FLAG(config->config_table[0].flags, | |
6199 | MAC_CONFIGURATION_ENTRY_BROADCAST, 1); | |
6200 | ||
6201 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) PF_ID %d CLID mask %d\n", | |
3101c2bc | 6202 | (set ? "setting" : "clearing"), |
34f80b04 EG |
6203 | config->config_table[0].msb_mac_addr, |
6204 | config->config_table[0].middle_mac_addr, | |
523224a3 | 6205 | config->config_table[0].lsb_mac_addr, BP_FUNC(bp), cl_bit_vec); |
34f80b04 | 6206 | |
523224a3 | 6207 | bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_SET_MAC, 0, |
34f80b04 | 6208 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), |
523224a3 DK |
6209 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 1); |
6210 | ||
6211 | /* Wait for a completion */ | |
6212 | bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending, ramrod_flags); | |
34f80b04 EG |
6213 | } |
6214 | ||
8d96286a | 6215 | static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx, |
6216 | int *state_p, int flags) | |
a2fbb9ea ET |
6217 | { |
6218 | /* can take a while if any port is running */ | |
8b3a0f0b | 6219 | int cnt = 5000; |
523224a3 DK |
6220 | u8 poll = flags & WAIT_RAMROD_POLL; |
6221 | u8 common = flags & WAIT_RAMROD_COMMON; | |
a2fbb9ea | 6222 | |
c14423fe ET |
6223 | DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n", |
6224 | poll ? "polling" : "waiting", state, idx); | |
a2fbb9ea ET |
6225 | |
6226 | might_sleep(); | |
34f80b04 | 6227 | while (cnt--) { |
a2fbb9ea | 6228 | if (poll) { |
523224a3 DK |
6229 | if (common) |
6230 | bnx2x_eq_int(bp); | |
6231 | else { | |
6232 | bnx2x_rx_int(bp->fp, 10); | |
6233 | /* if index is different from 0 | |
6234 | * the reply for some commands will | |
6235 | * be on the non default queue | |
6236 | */ | |
6237 | if (idx) | |
6238 | bnx2x_rx_int(&bp->fp[idx], 10); | |
6239 | } | |
a2fbb9ea | 6240 | } |
a2fbb9ea | 6241 | |
3101c2bc | 6242 | mb(); /* state is changed by bnx2x_sp_event() */ |
8b3a0f0b EG |
6243 | if (*state_p == state) { |
6244 | #ifdef BNX2X_STOP_ON_ERROR | |
6245 | DP(NETIF_MSG_IFUP, "exit (cnt %d)\n", 5000 - cnt); | |
6246 | #endif | |
a2fbb9ea | 6247 | return 0; |
8b3a0f0b | 6248 | } |
a2fbb9ea | 6249 | |
a2fbb9ea | 6250 | msleep(1); |
e3553b29 EG |
6251 | |
6252 | if (bp->panic) | |
6253 | return -EIO; | |
a2fbb9ea ET |
6254 | } |
6255 | ||
a2fbb9ea | 6256 | /* timeout! */ |
49d66772 ET |
6257 | BNX2X_ERR("timeout %s for state %x on IDX [%d]\n", |
6258 | poll ? "polling" : "waiting", state, idx); | |
34f80b04 EG |
6259 | #ifdef BNX2X_STOP_ON_ERROR |
6260 | bnx2x_panic(); | |
6261 | #endif | |
a2fbb9ea | 6262 | |
49d66772 | 6263 | return -EBUSY; |
a2fbb9ea ET |
6264 | } |
6265 | ||
8d96286a | 6266 | static u8 bnx2x_e1h_cam_offset(struct bnx2x *bp, u8 rel_offset) |
e665bfda | 6267 | { |
f2e0899f DK |
6268 | if (CHIP_IS_E1H(bp)) |
6269 | return E1H_FUNC_MAX * rel_offset + BP_FUNC(bp); | |
6270 | else if (CHIP_MODE_IS_4_PORT(bp)) | |
6271 | return BP_FUNC(bp) * 32 + rel_offset; | |
6272 | else | |
6273 | return BP_VN(bp) * 32 + rel_offset; | |
523224a3 DK |
6274 | } |
6275 | ||
0793f83f DK |
6276 | /** |
6277 | * LLH CAM line allocations: currently only iSCSI and ETH macs are | |
6278 | * relevant. In addition, current implementation is tuned for a | |
6279 | * single ETH MAC. | |
6280 | * | |
6281 | * When multiple unicast ETH MACs PF configuration in switch | |
6282 | * independent mode is required (NetQ, multiple netdev MACs, | |
6283 | * etc.), consider better utilisation of 16 per function MAC | |
6284 | * entries in the LLH memory. | |
6285 | */ | |
6286 | enum { | |
6287 | LLH_CAM_ISCSI_ETH_LINE = 0, | |
6288 | LLH_CAM_ETH_LINE, | |
6289 | LLH_CAM_MAX_PF_LINE = NIG_REG_LLH1_FUNC_MEM_SIZE | |
6290 | }; | |
6291 | ||
6292 | static void bnx2x_set_mac_in_nig(struct bnx2x *bp, | |
6293 | int set, | |
6294 | unsigned char *dev_addr, | |
6295 | int index) | |
6296 | { | |
6297 | u32 wb_data[2]; | |
6298 | u32 mem_offset, ena_offset, mem_index; | |
6299 | /** | |
6300 | * indexes mapping: | |
6301 | * 0..7 - goes to MEM | |
6302 | * 8..15 - goes to MEM2 | |
6303 | */ | |
6304 | ||
6305 | if (!IS_MF_SI(bp) || index > LLH_CAM_MAX_PF_LINE) | |
6306 | return; | |
6307 | ||
6308 | /* calculate memory start offset according to the mapping | |
6309 | * and index in the memory */ | |
6310 | if (index < NIG_LLH_FUNC_MEM_MAX_OFFSET) { | |
6311 | mem_offset = BP_PORT(bp) ? NIG_REG_LLH1_FUNC_MEM : | |
6312 | NIG_REG_LLH0_FUNC_MEM; | |
6313 | ena_offset = BP_PORT(bp) ? NIG_REG_LLH1_FUNC_MEM_ENABLE : | |
6314 | NIG_REG_LLH0_FUNC_MEM_ENABLE; | |
6315 | mem_index = index; | |
6316 | } else { | |
6317 | mem_offset = BP_PORT(bp) ? NIG_REG_P1_LLH_FUNC_MEM2 : | |
6318 | NIG_REG_P0_LLH_FUNC_MEM2; | |
6319 | ena_offset = BP_PORT(bp) ? NIG_REG_P1_LLH_FUNC_MEM2_ENABLE : | |
6320 | NIG_REG_P0_LLH_FUNC_MEM2_ENABLE; | |
6321 | mem_index = index - NIG_LLH_FUNC_MEM_MAX_OFFSET; | |
6322 | } | |
6323 | ||
6324 | if (set) { | |
6325 | /* LLH_FUNC_MEM is a u64 WB register */ | |
6326 | mem_offset += 8*mem_index; | |
6327 | ||
6328 | wb_data[0] = ((dev_addr[2] << 24) | (dev_addr[3] << 16) | | |
6329 | (dev_addr[4] << 8) | dev_addr[5]); | |
6330 | wb_data[1] = ((dev_addr[0] << 8) | dev_addr[1]); | |
6331 | ||
6332 | REG_WR_DMAE(bp, mem_offset, wb_data, 2); | |
6333 | } | |
6334 | ||
6335 | /* enable/disable the entry */ | |
6336 | REG_WR(bp, ena_offset + 4*mem_index, set); | |
6337 | ||
6338 | } | |
6339 | ||
523224a3 DK |
6340 | void bnx2x_set_eth_mac(struct bnx2x *bp, int set) |
6341 | { | |
6342 | u8 cam_offset = (CHIP_IS_E1(bp) ? (BP_PORT(bp) ? 32 : 0) : | |
6343 | bnx2x_e1h_cam_offset(bp, CAM_ETH_LINE)); | |
e665bfda | 6344 | |
523224a3 DK |
6345 | /* networking MAC */ |
6346 | bnx2x_set_mac_addr_gen(bp, set, bp->dev->dev_addr, | |
6347 | (1 << bp->fp->cl_id), cam_offset , 0); | |
e665bfda | 6348 | |
0793f83f DK |
6349 | bnx2x_set_mac_in_nig(bp, set, bp->dev->dev_addr, LLH_CAM_ETH_LINE); |
6350 | ||
523224a3 DK |
6351 | if (CHIP_IS_E1(bp)) { |
6352 | /* broadcast MAC */ | |
215faf9c JP |
6353 | static const u8 bcast[ETH_ALEN] = { |
6354 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff | |
6355 | }; | |
523224a3 DK |
6356 | bnx2x_set_mac_addr_gen(bp, set, bcast, 0, cam_offset + 1, 1); |
6357 | } | |
e665bfda | 6358 | } |
523224a3 DK |
6359 | static void bnx2x_set_e1_mc_list(struct bnx2x *bp, u8 offset) |
6360 | { | |
6361 | int i = 0, old; | |
6362 | struct net_device *dev = bp->dev; | |
6363 | struct netdev_hw_addr *ha; | |
6364 | struct mac_configuration_cmd *config_cmd = bnx2x_sp(bp, mcast_config); | |
6365 | dma_addr_t config_cmd_map = bnx2x_sp_mapping(bp, mcast_config); | |
6366 | ||
6367 | netdev_for_each_mc_addr(ha, dev) { | |
6368 | /* copy mac */ | |
6369 | config_cmd->config_table[i].msb_mac_addr = | |
6370 | swab16(*(u16 *)&bnx2x_mc_addr(ha)[0]); | |
6371 | config_cmd->config_table[i].middle_mac_addr = | |
6372 | swab16(*(u16 *)&bnx2x_mc_addr(ha)[2]); | |
6373 | config_cmd->config_table[i].lsb_mac_addr = | |
6374 | swab16(*(u16 *)&bnx2x_mc_addr(ha)[4]); | |
e665bfda | 6375 | |
523224a3 DK |
6376 | config_cmd->config_table[i].vlan_id = 0; |
6377 | config_cmd->config_table[i].pf_id = BP_FUNC(bp); | |
6378 | config_cmd->config_table[i].clients_bit_vector = | |
6379 | cpu_to_le32(1 << BP_L_ID(bp)); | |
6380 | ||
6381 | SET_FLAG(config_cmd->config_table[i].flags, | |
6382 | MAC_CONFIGURATION_ENTRY_ACTION_TYPE, | |
6383 | T_ETH_MAC_COMMAND_SET); | |
6384 | ||
6385 | DP(NETIF_MSG_IFUP, | |
6386 | "setting MCAST[%d] (%04x:%04x:%04x)\n", i, | |
6387 | config_cmd->config_table[i].msb_mac_addr, | |
6388 | config_cmd->config_table[i].middle_mac_addr, | |
6389 | config_cmd->config_table[i].lsb_mac_addr); | |
6390 | i++; | |
6391 | } | |
6392 | old = config_cmd->hdr.length; | |
6393 | if (old > i) { | |
6394 | for (; i < old; i++) { | |
6395 | if (CAM_IS_INVALID(config_cmd-> | |
6396 | config_table[i])) { | |
6397 | /* already invalidated */ | |
6398 | break; | |
6399 | } | |
6400 | /* invalidate */ | |
6401 | SET_FLAG(config_cmd->config_table[i].flags, | |
6402 | MAC_CONFIGURATION_ENTRY_ACTION_TYPE, | |
6403 | T_ETH_MAC_COMMAND_INVALIDATE); | |
6404 | } | |
6405 | } | |
6406 | ||
6407 | config_cmd->hdr.length = i; | |
6408 | config_cmd->hdr.offset = offset; | |
6409 | config_cmd->hdr.client_id = 0xff; | |
6410 | config_cmd->hdr.reserved1 = 0; | |
6411 | ||
6412 | bp->set_mac_pending = 1; | |
6413 | smp_wmb(); | |
6414 | ||
6415 | bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_SET_MAC, 0, | |
6416 | U64_HI(config_cmd_map), U64_LO(config_cmd_map), 1); | |
6417 | } | |
6418 | static void bnx2x_invlidate_e1_mc_list(struct bnx2x *bp) | |
e665bfda | 6419 | { |
523224a3 DK |
6420 | int i; |
6421 | struct mac_configuration_cmd *config_cmd = bnx2x_sp(bp, mcast_config); | |
6422 | dma_addr_t config_cmd_map = bnx2x_sp_mapping(bp, mcast_config); | |
6423 | int ramrod_flags = WAIT_RAMROD_COMMON; | |
6424 | ||
6425 | bp->set_mac_pending = 1; | |
e665bfda MC |
6426 | smp_wmb(); |
6427 | ||
523224a3 DK |
6428 | for (i = 0; i < config_cmd->hdr.length; i++) |
6429 | SET_FLAG(config_cmd->config_table[i].flags, | |
6430 | MAC_CONFIGURATION_ENTRY_ACTION_TYPE, | |
6431 | T_ETH_MAC_COMMAND_INVALIDATE); | |
6432 | ||
6433 | bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_SET_MAC, 0, | |
6434 | U64_HI(config_cmd_map), U64_LO(config_cmd_map), 1); | |
e665bfda MC |
6435 | |
6436 | /* Wait for a completion */ | |
523224a3 DK |
6437 | bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending, |
6438 | ramrod_flags); | |
6439 | ||
e665bfda MC |
6440 | } |
6441 | ||
993ac7b5 MC |
6442 | #ifdef BCM_CNIC |
6443 | /** | |
6444 | * Set iSCSI MAC(s) at the next enties in the CAM after the ETH | |
6445 | * MAC(s). This function will wait until the ramdord completion | |
6446 | * returns. | |
6447 | * | |
6448 | * @param bp driver handle | |
6449 | * @param set set or clear the CAM entry | |
6450 | * | |
6451 | * @return 0 if cussess, -ENODEV if ramrod doesn't return. | |
6452 | */ | |
8d96286a | 6453 | static int bnx2x_set_iscsi_eth_mac_addr(struct bnx2x *bp, int set) |
993ac7b5 | 6454 | { |
523224a3 DK |
6455 | u8 cam_offset = (CHIP_IS_E1(bp) ? ((BP_PORT(bp) ? 32 : 0) + 2) : |
6456 | bnx2x_e1h_cam_offset(bp, CAM_ISCSI_ETH_LINE)); | |
ec6ba945 VZ |
6457 | u32 iscsi_l2_cl_id = BNX2X_ISCSI_ETH_CL_ID + |
6458 | BP_E1HVN(bp) * NONE_ETH_CONTEXT_USE; | |
523224a3 | 6459 | u32 cl_bit_vec = (1 << iscsi_l2_cl_id); |
2ba45142 | 6460 | u8 *iscsi_mac = bp->cnic_eth_dev.iscsi_mac; |
993ac7b5 MC |
6461 | |
6462 | /* Send a SET_MAC ramrod */ | |
2ba45142 | 6463 | bnx2x_set_mac_addr_gen(bp, set, iscsi_mac, cl_bit_vec, |
523224a3 | 6464 | cam_offset, 0); |
0793f83f | 6465 | |
2ba45142 | 6466 | bnx2x_set_mac_in_nig(bp, set, iscsi_mac, LLH_CAM_ISCSI_ETH_LINE); |
ec6ba945 VZ |
6467 | |
6468 | return 0; | |
6469 | } | |
6470 | ||
6471 | /** | |
6472 | * Set FCoE L2 MAC(s) at the next enties in the CAM after the | |
6473 | * ETH MAC(s). This function will wait until the ramdord | |
6474 | * completion returns. | |
6475 | * | |
6476 | * @param bp driver handle | |
6477 | * @param set set or clear the CAM entry | |
6478 | * | |
6479 | * @return 0 if cussess, -ENODEV if ramrod doesn't return. | |
6480 | */ | |
6481 | int bnx2x_set_fip_eth_mac_addr(struct bnx2x *bp, int set) | |
6482 | { | |
6483 | u32 cl_bit_vec = (1 << bnx2x_fcoe(bp, cl_id)); | |
6484 | /** | |
6485 | * CAM allocation for E1H | |
6486 | * eth unicasts: by func number | |
6487 | * iscsi: by func number | |
6488 | * fip unicast: by func number | |
6489 | * fip multicast: by func number | |
6490 | */ | |
6491 | bnx2x_set_mac_addr_gen(bp, set, bp->fip_mac, | |
6492 | cl_bit_vec, bnx2x_e1h_cam_offset(bp, CAM_FIP_ETH_LINE), 0); | |
6493 | ||
6494 | return 0; | |
6495 | } | |
6496 | ||
6497 | int bnx2x_set_all_enode_macs(struct bnx2x *bp, int set) | |
6498 | { | |
6499 | u32 cl_bit_vec = (1 << bnx2x_fcoe(bp, cl_id)); | |
6500 | ||
6501 | /** | |
6502 | * CAM allocation for E1H | |
6503 | * eth unicasts: by func number | |
6504 | * iscsi: by func number | |
6505 | * fip unicast: by func number | |
6506 | * fip multicast: by func number | |
6507 | */ | |
6508 | bnx2x_set_mac_addr_gen(bp, set, ALL_ENODE_MACS, cl_bit_vec, | |
6509 | bnx2x_e1h_cam_offset(bp, CAM_FIP_MCAST_LINE), 0); | |
6510 | ||
993ac7b5 MC |
6511 | return 0; |
6512 | } | |
6513 | #endif | |
6514 | ||
523224a3 DK |
6515 | static void bnx2x_fill_cl_init_data(struct bnx2x *bp, |
6516 | struct bnx2x_client_init_params *params, | |
6517 | u8 activate, | |
6518 | struct client_init_ramrod_data *data) | |
6519 | { | |
6520 | /* Clear the buffer */ | |
6521 | memset(data, 0, sizeof(*data)); | |
6522 | ||
6523 | /* general */ | |
6524 | data->general.client_id = params->rxq_params.cl_id; | |
6525 | data->general.statistics_counter_id = params->rxq_params.stat_id; | |
6526 | data->general.statistics_en_flg = | |
6527 | (params->rxq_params.flags & QUEUE_FLG_STATS) ? 1 : 0; | |
ec6ba945 VZ |
6528 | data->general.is_fcoe_flg = |
6529 | (params->ramrod_params.flags & CLIENT_IS_FCOE) ? 1 : 0; | |
523224a3 DK |
6530 | data->general.activate_flg = activate; |
6531 | data->general.sp_client_id = params->rxq_params.spcl_id; | |
6532 | ||
6533 | /* Rx data */ | |
6534 | data->rx.tpa_en_flg = | |
6535 | (params->rxq_params.flags & QUEUE_FLG_TPA) ? 1 : 0; | |
6536 | data->rx.vmqueue_mode_en_flg = 0; | |
6537 | data->rx.cache_line_alignment_log_size = | |
6538 | params->rxq_params.cache_line_log; | |
6539 | data->rx.enable_dynamic_hc = | |
6540 | (params->rxq_params.flags & QUEUE_FLG_DHC) ? 1 : 0; | |
6541 | data->rx.max_sges_for_packet = params->rxq_params.max_sges_pkt; | |
6542 | data->rx.client_qzone_id = params->rxq_params.cl_qzone_id; | |
6543 | data->rx.max_agg_size = params->rxq_params.tpa_agg_sz; | |
6544 | ||
6545 | /* We don't set drop flags */ | |
6546 | data->rx.drop_ip_cs_err_flg = 0; | |
6547 | data->rx.drop_tcp_cs_err_flg = 0; | |
6548 | data->rx.drop_ttl0_flg = 0; | |
6549 | data->rx.drop_udp_cs_err_flg = 0; | |
6550 | ||
6551 | data->rx.inner_vlan_removal_enable_flg = | |
6552 | (params->rxq_params.flags & QUEUE_FLG_VLAN) ? 1 : 0; | |
6553 | data->rx.outer_vlan_removal_enable_flg = | |
6554 | (params->rxq_params.flags & QUEUE_FLG_OV) ? 1 : 0; | |
6555 | data->rx.status_block_id = params->rxq_params.fw_sb_id; | |
6556 | data->rx.rx_sb_index_number = params->rxq_params.sb_cq_index; | |
6557 | data->rx.bd_buff_size = cpu_to_le16(params->rxq_params.buf_sz); | |
6558 | data->rx.sge_buff_size = cpu_to_le16(params->rxq_params.sge_buf_sz); | |
6559 | data->rx.mtu = cpu_to_le16(params->rxq_params.mtu); | |
6560 | data->rx.bd_page_base.lo = | |
6561 | cpu_to_le32(U64_LO(params->rxq_params.dscr_map)); | |
6562 | data->rx.bd_page_base.hi = | |
6563 | cpu_to_le32(U64_HI(params->rxq_params.dscr_map)); | |
6564 | data->rx.sge_page_base.lo = | |
6565 | cpu_to_le32(U64_LO(params->rxq_params.sge_map)); | |
6566 | data->rx.sge_page_base.hi = | |
6567 | cpu_to_le32(U64_HI(params->rxq_params.sge_map)); | |
6568 | data->rx.cqe_page_base.lo = | |
6569 | cpu_to_le32(U64_LO(params->rxq_params.rcq_map)); | |
6570 | data->rx.cqe_page_base.hi = | |
6571 | cpu_to_le32(U64_HI(params->rxq_params.rcq_map)); | |
6572 | data->rx.is_leading_rss = | |
6573 | (params->ramrod_params.flags & CLIENT_IS_LEADING_RSS) ? 1 : 0; | |
6574 | data->rx.is_approx_mcast = data->rx.is_leading_rss; | |
6575 | ||
6576 | /* Tx data */ | |
6577 | data->tx.enforce_security_flg = 0; /* VF specific */ | |
6578 | data->tx.tx_status_block_id = params->txq_params.fw_sb_id; | |
6579 | data->tx.tx_sb_index_number = params->txq_params.sb_cq_index; | |
6580 | data->tx.mtu = 0; /* VF specific */ | |
6581 | data->tx.tx_bd_page_base.lo = | |
6582 | cpu_to_le32(U64_LO(params->txq_params.dscr_map)); | |
6583 | data->tx.tx_bd_page_base.hi = | |
6584 | cpu_to_le32(U64_HI(params->txq_params.dscr_map)); | |
6585 | ||
6586 | /* flow control data */ | |
6587 | data->fc.cqe_pause_thr_low = cpu_to_le16(params->pause.rcq_th_lo); | |
6588 | data->fc.cqe_pause_thr_high = cpu_to_le16(params->pause.rcq_th_hi); | |
6589 | data->fc.bd_pause_thr_low = cpu_to_le16(params->pause.bd_th_lo); | |
6590 | data->fc.bd_pause_thr_high = cpu_to_le16(params->pause.bd_th_hi); | |
6591 | data->fc.sge_pause_thr_low = cpu_to_le16(params->pause.sge_th_lo); | |
6592 | data->fc.sge_pause_thr_high = cpu_to_le16(params->pause.sge_th_hi); | |
6593 | data->fc.rx_cos_mask = cpu_to_le16(params->pause.pri_map); | |
6594 | ||
6595 | data->fc.safc_group_num = params->txq_params.cos; | |
6596 | data->fc.safc_group_en_flg = | |
6597 | (params->txq_params.flags & QUEUE_FLG_COS) ? 1 : 0; | |
ec6ba945 VZ |
6598 | data->fc.traffic_type = |
6599 | (params->ramrod_params.flags & CLIENT_IS_FCOE) ? | |
6600 | LLFC_TRAFFIC_TYPE_FCOE : LLFC_TRAFFIC_TYPE_NW; | |
523224a3 DK |
6601 | } |
6602 | ||
6603 | static inline void bnx2x_set_ctx_validation(struct eth_context *cxt, u32 cid) | |
6604 | { | |
6605 | /* ustorm cxt validation */ | |
6606 | cxt->ustorm_ag_context.cdu_usage = | |
6607 | CDU_RSRVD_VALUE_TYPE_A(cid, CDU_REGION_NUMBER_UCM_AG, | |
6608 | ETH_CONNECTION_TYPE); | |
6609 | /* xcontext validation */ | |
6610 | cxt->xstorm_ag_context.cdu_reserved = | |
6611 | CDU_RSRVD_VALUE_TYPE_A(cid, CDU_REGION_NUMBER_XCM_AG, | |
6612 | ETH_CONNECTION_TYPE); | |
6613 | } | |
6614 | ||
8d96286a | 6615 | static int bnx2x_setup_fw_client(struct bnx2x *bp, |
6616 | struct bnx2x_client_init_params *params, | |
6617 | u8 activate, | |
6618 | struct client_init_ramrod_data *data, | |
6619 | dma_addr_t data_mapping) | |
523224a3 DK |
6620 | { |
6621 | u16 hc_usec; | |
6622 | int ramrod = RAMROD_CMD_ID_ETH_CLIENT_SETUP; | |
6623 | int ramrod_flags = 0, rc; | |
6624 | ||
6625 | /* HC and context validation values */ | |
6626 | hc_usec = params->txq_params.hc_rate ? | |
6627 | 1000000 / params->txq_params.hc_rate : 0; | |
6628 | bnx2x_update_coalesce_sb_index(bp, | |
6629 | params->txq_params.fw_sb_id, | |
6630 | params->txq_params.sb_cq_index, | |
6631 | !(params->txq_params.flags & QUEUE_FLG_HC), | |
6632 | hc_usec); | |
6633 | ||
6634 | *(params->ramrod_params.pstate) = BNX2X_FP_STATE_OPENING; | |
6635 | ||
6636 | hc_usec = params->rxq_params.hc_rate ? | |
6637 | 1000000 / params->rxq_params.hc_rate : 0; | |
6638 | bnx2x_update_coalesce_sb_index(bp, | |
6639 | params->rxq_params.fw_sb_id, | |
6640 | params->rxq_params.sb_cq_index, | |
6641 | !(params->rxq_params.flags & QUEUE_FLG_HC), | |
6642 | hc_usec); | |
6643 | ||
6644 | bnx2x_set_ctx_validation(params->rxq_params.cxt, | |
6645 | params->rxq_params.cid); | |
6646 | ||
6647 | /* zero stats */ | |
6648 | if (params->txq_params.flags & QUEUE_FLG_STATS) | |
6649 | storm_memset_xstats_zero(bp, BP_PORT(bp), | |
6650 | params->txq_params.stat_id); | |
6651 | ||
6652 | if (params->rxq_params.flags & QUEUE_FLG_STATS) { | |
6653 | storm_memset_ustats_zero(bp, BP_PORT(bp), | |
6654 | params->rxq_params.stat_id); | |
6655 | storm_memset_tstats_zero(bp, BP_PORT(bp), | |
6656 | params->rxq_params.stat_id); | |
6657 | } | |
6658 | ||
6659 | /* Fill the ramrod data */ | |
6660 | bnx2x_fill_cl_init_data(bp, params, activate, data); | |
6661 | ||
6662 | /* SETUP ramrod. | |
6663 | * | |
6664 | * bnx2x_sp_post() takes a spin_lock thus no other explict memory | |
6665 | * barrier except from mmiowb() is needed to impose a | |
6666 | * proper ordering of memory operations. | |
6667 | */ | |
6668 | mmiowb(); | |
a2fbb9ea | 6669 | |
a2fbb9ea | 6670 | |
523224a3 DK |
6671 | bnx2x_sp_post(bp, ramrod, params->ramrod_params.cid, |
6672 | U64_HI(data_mapping), U64_LO(data_mapping), 0); | |
a2fbb9ea | 6673 | |
34f80b04 | 6674 | /* Wait for completion */ |
523224a3 DK |
6675 | rc = bnx2x_wait_ramrod(bp, params->ramrod_params.state, |
6676 | params->ramrod_params.index, | |
6677 | params->ramrod_params.pstate, | |
6678 | ramrod_flags); | |
34f80b04 | 6679 | return rc; |
a2fbb9ea ET |
6680 | } |
6681 | ||
d6214d7a DK |
6682 | /** |
6683 | * Configure interrupt mode according to current configuration. | |
6684 | * In case of MSI-X it will also try to enable MSI-X. | |
6685 | * | |
6686 | * @param bp | |
6687 | * | |
6688 | * @return int | |
6689 | */ | |
6690 | static int __devinit bnx2x_set_int_mode(struct bnx2x *bp) | |
ca00392c | 6691 | { |
d6214d7a | 6692 | int rc = 0; |
ca00392c | 6693 | |
d6214d7a DK |
6694 | switch (bp->int_mode) { |
6695 | case INT_MODE_MSI: | |
6696 | bnx2x_enable_msi(bp); | |
6697 | /* falling through... */ | |
6698 | case INT_MODE_INTx: | |
ec6ba945 | 6699 | bp->num_queues = 1 + NONE_ETH_CONTEXT_USE; |
d6214d7a | 6700 | DP(NETIF_MSG_IFUP, "set number of queues to 1\n"); |
ca00392c | 6701 | break; |
d6214d7a DK |
6702 | default: |
6703 | /* Set number of queues according to bp->multi_mode value */ | |
6704 | bnx2x_set_num_queues(bp); | |
ca00392c | 6705 | |
d6214d7a DK |
6706 | DP(NETIF_MSG_IFUP, "set number of queues to %d\n", |
6707 | bp->num_queues); | |
ca00392c | 6708 | |
d6214d7a DK |
6709 | /* if we can't use MSI-X we only need one fp, |
6710 | * so try to enable MSI-X with the requested number of fp's | |
6711 | * and fallback to MSI or legacy INTx with one fp | |
6712 | */ | |
6713 | rc = bnx2x_enable_msix(bp); | |
6714 | if (rc) { | |
6715 | /* failed to enable MSI-X */ | |
6716 | if (bp->multi_mode) | |
6717 | DP(NETIF_MSG_IFUP, | |
6718 | "Multi requested but failed to " | |
6719 | "enable MSI-X (%d), " | |
6720 | "set number of queues to %d\n", | |
6721 | bp->num_queues, | |
ec6ba945 VZ |
6722 | 1 + NONE_ETH_CONTEXT_USE); |
6723 | bp->num_queues = 1 + NONE_ETH_CONTEXT_USE; | |
d6214d7a DK |
6724 | |
6725 | if (!(bp->flags & DISABLE_MSI_FLAG)) | |
6726 | bnx2x_enable_msi(bp); | |
6727 | } | |
ca00392c | 6728 | |
9f6c9258 DK |
6729 | break; |
6730 | } | |
d6214d7a DK |
6731 | |
6732 | return rc; | |
a2fbb9ea ET |
6733 | } |
6734 | ||
c2bff63f DK |
6735 | /* must be called prioir to any HW initializations */ |
6736 | static inline u16 bnx2x_cid_ilt_lines(struct bnx2x *bp) | |
6737 | { | |
6738 | return L2_ILT_LINES(bp); | |
6739 | } | |
6740 | ||
523224a3 DK |
6741 | void bnx2x_ilt_set_info(struct bnx2x *bp) |
6742 | { | |
6743 | struct ilt_client_info *ilt_client; | |
6744 | struct bnx2x_ilt *ilt = BP_ILT(bp); | |
6745 | u16 line = 0; | |
6746 | ||
6747 | ilt->start_line = FUNC_ILT_BASE(BP_FUNC(bp)); | |
6748 | DP(BNX2X_MSG_SP, "ilt starts at line %d\n", ilt->start_line); | |
6749 | ||
6750 | /* CDU */ | |
6751 | ilt_client = &ilt->clients[ILT_CLIENT_CDU]; | |
6752 | ilt_client->client_num = ILT_CLIENT_CDU; | |
6753 | ilt_client->page_size = CDU_ILT_PAGE_SZ; | |
6754 | ilt_client->flags = ILT_CLIENT_SKIP_MEM; | |
6755 | ilt_client->start = line; | |
6756 | line += L2_ILT_LINES(bp); | |
6757 | #ifdef BCM_CNIC | |
6758 | line += CNIC_ILT_LINES; | |
6759 | #endif | |
6760 | ilt_client->end = line - 1; | |
6761 | ||
6762 | DP(BNX2X_MSG_SP, "ilt client[CDU]: start %d, end %d, psz 0x%x, " | |
6763 | "flags 0x%x, hw psz %d\n", | |
6764 | ilt_client->start, | |
6765 | ilt_client->end, | |
6766 | ilt_client->page_size, | |
6767 | ilt_client->flags, | |
6768 | ilog2(ilt_client->page_size >> 12)); | |
6769 | ||
6770 | /* QM */ | |
6771 | if (QM_INIT(bp->qm_cid_count)) { | |
6772 | ilt_client = &ilt->clients[ILT_CLIENT_QM]; | |
6773 | ilt_client->client_num = ILT_CLIENT_QM; | |
6774 | ilt_client->page_size = QM_ILT_PAGE_SZ; | |
6775 | ilt_client->flags = 0; | |
6776 | ilt_client->start = line; | |
6777 | ||
6778 | /* 4 bytes for each cid */ | |
6779 | line += DIV_ROUND_UP(bp->qm_cid_count * QM_QUEUES_PER_FUNC * 4, | |
6780 | QM_ILT_PAGE_SZ); | |
6781 | ||
6782 | ilt_client->end = line - 1; | |
6783 | ||
6784 | DP(BNX2X_MSG_SP, "ilt client[QM]: start %d, end %d, psz 0x%x, " | |
6785 | "flags 0x%x, hw psz %d\n", | |
6786 | ilt_client->start, | |
6787 | ilt_client->end, | |
6788 | ilt_client->page_size, | |
6789 | ilt_client->flags, | |
6790 | ilog2(ilt_client->page_size >> 12)); | |
6791 | ||
6792 | } | |
6793 | /* SRC */ | |
6794 | ilt_client = &ilt->clients[ILT_CLIENT_SRC]; | |
6795 | #ifdef BCM_CNIC | |
6796 | ilt_client->client_num = ILT_CLIENT_SRC; | |
6797 | ilt_client->page_size = SRC_ILT_PAGE_SZ; | |
6798 | ilt_client->flags = 0; | |
6799 | ilt_client->start = line; | |
6800 | line += SRC_ILT_LINES; | |
6801 | ilt_client->end = line - 1; | |
6802 | ||
6803 | DP(BNX2X_MSG_SP, "ilt client[SRC]: start %d, end %d, psz 0x%x, " | |
6804 | "flags 0x%x, hw psz %d\n", | |
6805 | ilt_client->start, | |
6806 | ilt_client->end, | |
6807 | ilt_client->page_size, | |
6808 | ilt_client->flags, | |
6809 | ilog2(ilt_client->page_size >> 12)); | |
6810 | ||
6811 | #else | |
6812 | ilt_client->flags = (ILT_CLIENT_SKIP_INIT | ILT_CLIENT_SKIP_MEM); | |
6813 | #endif | |
9f6c9258 | 6814 | |
523224a3 DK |
6815 | /* TM */ |
6816 | ilt_client = &ilt->clients[ILT_CLIENT_TM]; | |
6817 | #ifdef BCM_CNIC | |
6818 | ilt_client->client_num = ILT_CLIENT_TM; | |
6819 | ilt_client->page_size = TM_ILT_PAGE_SZ; | |
6820 | ilt_client->flags = 0; | |
6821 | ilt_client->start = line; | |
6822 | line += TM_ILT_LINES; | |
6823 | ilt_client->end = line - 1; | |
6824 | ||
6825 | DP(BNX2X_MSG_SP, "ilt client[TM]: start %d, end %d, psz 0x%x, " | |
6826 | "flags 0x%x, hw psz %d\n", | |
6827 | ilt_client->start, | |
6828 | ilt_client->end, | |
6829 | ilt_client->page_size, | |
6830 | ilt_client->flags, | |
6831 | ilog2(ilt_client->page_size >> 12)); | |
9f6c9258 | 6832 | |
523224a3 DK |
6833 | #else |
6834 | ilt_client->flags = (ILT_CLIENT_SKIP_INIT | ILT_CLIENT_SKIP_MEM); | |
6835 | #endif | |
6836 | } | |
f85582f8 | 6837 | |
523224a3 DK |
6838 | int bnx2x_setup_client(struct bnx2x *bp, struct bnx2x_fastpath *fp, |
6839 | int is_leading) | |
a2fbb9ea | 6840 | { |
523224a3 | 6841 | struct bnx2x_client_init_params params = { {0} }; |
a2fbb9ea ET |
6842 | int rc; |
6843 | ||
ec6ba945 VZ |
6844 | /* reset IGU state skip FCoE L2 queue */ |
6845 | if (!IS_FCOE_FP(fp)) | |
6846 | bnx2x_ack_sb(bp, fp->igu_sb_id, USTORM_ID, 0, | |
523224a3 | 6847 | IGU_INT_ENABLE, 0); |
a2fbb9ea | 6848 | |
523224a3 DK |
6849 | params.ramrod_params.pstate = &fp->state; |
6850 | params.ramrod_params.state = BNX2X_FP_STATE_OPEN; | |
6851 | params.ramrod_params.index = fp->index; | |
6852 | params.ramrod_params.cid = fp->cid; | |
a2fbb9ea | 6853 | |
ec6ba945 VZ |
6854 | #ifdef BCM_CNIC |
6855 | if (IS_FCOE_FP(fp)) | |
6856 | params.ramrod_params.flags |= CLIENT_IS_FCOE; | |
6857 | ||
6858 | #endif | |
6859 | ||
523224a3 DK |
6860 | if (is_leading) |
6861 | params.ramrod_params.flags |= CLIENT_IS_LEADING_RSS; | |
a2fbb9ea | 6862 | |
523224a3 DK |
6863 | bnx2x_pf_rx_cl_prep(bp, fp, ¶ms.pause, ¶ms.rxq_params); |
6864 | ||
6865 | bnx2x_pf_tx_cl_prep(bp, fp, ¶ms.txq_params); | |
6866 | ||
6867 | rc = bnx2x_setup_fw_client(bp, ¶ms, 1, | |
6868 | bnx2x_sp(bp, client_init_data), | |
6869 | bnx2x_sp_mapping(bp, client_init_data)); | |
34f80b04 | 6870 | return rc; |
a2fbb9ea ET |
6871 | } |
6872 | ||
8d96286a | 6873 | static int bnx2x_stop_fw_client(struct bnx2x *bp, |
6874 | struct bnx2x_client_ramrod_params *p) | |
a2fbb9ea | 6875 | { |
34f80b04 | 6876 | int rc; |
a2fbb9ea | 6877 | |
523224a3 | 6878 | int poll_flag = p->poll ? WAIT_RAMROD_POLL : 0; |
a2fbb9ea | 6879 | |
523224a3 DK |
6880 | /* halt the connection */ |
6881 | *p->pstate = BNX2X_FP_STATE_HALTING; | |
6882 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, p->cid, 0, | |
6883 | p->cl_id, 0); | |
a2fbb9ea | 6884 | |
34f80b04 | 6885 | /* Wait for completion */ |
523224a3 DK |
6886 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, p->index, |
6887 | p->pstate, poll_flag); | |
34f80b04 | 6888 | if (rc) /* timeout */ |
da5a662a | 6889 | return rc; |
a2fbb9ea | 6890 | |
523224a3 DK |
6891 | *p->pstate = BNX2X_FP_STATE_TERMINATING; |
6892 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_TERMINATE, p->cid, 0, | |
6893 | p->cl_id, 0); | |
6894 | /* Wait for completion */ | |
6895 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_TERMINATED, p->index, | |
6896 | p->pstate, poll_flag); | |
6897 | if (rc) /* timeout */ | |
6898 | return rc; | |
a2fbb9ea | 6899 | |
a2fbb9ea | 6900 | |
523224a3 DK |
6901 | /* delete cfc entry */ |
6902 | bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_CFC_DEL, p->cid, 0, 0, 1); | |
da5a662a | 6903 | |
523224a3 DK |
6904 | /* Wait for completion */ |
6905 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, p->index, | |
6906 | p->pstate, WAIT_RAMROD_COMMON); | |
da5a662a | 6907 | return rc; |
a2fbb9ea ET |
6908 | } |
6909 | ||
523224a3 DK |
6910 | static int bnx2x_stop_client(struct bnx2x *bp, int index) |
6911 | { | |
6912 | struct bnx2x_client_ramrod_params client_stop = {0}; | |
6913 | struct bnx2x_fastpath *fp = &bp->fp[index]; | |
6914 | ||
6915 | client_stop.index = index; | |
6916 | client_stop.cid = fp->cid; | |
6917 | client_stop.cl_id = fp->cl_id; | |
6918 | client_stop.pstate = &(fp->state); | |
6919 | client_stop.poll = 0; | |
6920 | ||
6921 | return bnx2x_stop_fw_client(bp, &client_stop); | |
6922 | } | |
6923 | ||
6924 | ||
34f80b04 EG |
6925 | static void bnx2x_reset_func(struct bnx2x *bp) |
6926 | { | |
6927 | int port = BP_PORT(bp); | |
6928 | int func = BP_FUNC(bp); | |
f2e0899f | 6929 | int i; |
523224a3 | 6930 | int pfunc_offset_fp = offsetof(struct hc_sb_data, p_func) + |
f2e0899f DK |
6931 | (CHIP_IS_E2(bp) ? |
6932 | offsetof(struct hc_status_block_data_e2, common) : | |
6933 | offsetof(struct hc_status_block_data_e1x, common)); | |
523224a3 DK |
6934 | int pfunc_offset_sp = offsetof(struct hc_sp_status_block_data, p_func); |
6935 | int pfid_offset = offsetof(struct pci_entity, pf_id); | |
6936 | ||
6937 | /* Disable the function in the FW */ | |
6938 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNC_EN_OFFSET(func), 0); | |
6939 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNC_EN_OFFSET(func), 0); | |
6940 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNC_EN_OFFSET(func), 0); | |
6941 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNC_EN_OFFSET(func), 0); | |
6942 | ||
6943 | /* FP SBs */ | |
ec6ba945 | 6944 | for_each_eth_queue(bp, i) { |
523224a3 DK |
6945 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
6946 | REG_WR8(bp, | |
6947 | BAR_CSTRORM_INTMEM + | |
6948 | CSTORM_STATUS_BLOCK_DATA_OFFSET(fp->fw_sb_id) | |
6949 | + pfunc_offset_fp + pfid_offset, | |
6950 | HC_FUNCTION_DISABLED); | |
6951 | } | |
6952 | ||
6953 | /* SP SB */ | |
6954 | REG_WR8(bp, | |
6955 | BAR_CSTRORM_INTMEM + | |
6956 | CSTORM_SP_STATUS_BLOCK_DATA_OFFSET(func) + | |
6957 | pfunc_offset_sp + pfid_offset, | |
6958 | HC_FUNCTION_DISABLED); | |
6959 | ||
6960 | ||
6961 | for (i = 0; i < XSTORM_SPQ_DATA_SIZE / 4; i++) | |
6962 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_DATA_OFFSET(func), | |
6963 | 0); | |
34f80b04 EG |
6964 | |
6965 | /* Configure IGU */ | |
f2e0899f DK |
6966 | if (bp->common.int_block == INT_BLOCK_HC) { |
6967 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
6968 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
6969 | } else { | |
6970 | REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, 0); | |
6971 | REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, 0); | |
6972 | } | |
34f80b04 | 6973 | |
37b091ba MC |
6974 | #ifdef BCM_CNIC |
6975 | /* Disable Timer scan */ | |
6976 | REG_WR(bp, TM_REG_EN_LINEAR0_TIMER + port*4, 0); | |
6977 | /* | |
6978 | * Wait for at least 10ms and up to 2 second for the timers scan to | |
6979 | * complete | |
6980 | */ | |
6981 | for (i = 0; i < 200; i++) { | |
6982 | msleep(10); | |
6983 | if (!REG_RD(bp, TM_REG_LIN0_SCAN_ON + port*4)) | |
6984 | break; | |
6985 | } | |
6986 | #endif | |
34f80b04 | 6987 | /* Clear ILT */ |
f2e0899f DK |
6988 | bnx2x_clear_func_ilt(bp, func); |
6989 | ||
6990 | /* Timers workaround bug for E2: if this is vnic-3, | |
6991 | * we need to set the entire ilt range for this timers. | |
6992 | */ | |
6993 | if (CHIP_IS_E2(bp) && BP_VN(bp) == 3) { | |
6994 | struct ilt_client_info ilt_cli; | |
6995 | /* use dummy TM client */ | |
6996 | memset(&ilt_cli, 0, sizeof(struct ilt_client_info)); | |
6997 | ilt_cli.start = 0; | |
6998 | ilt_cli.end = ILT_NUM_PAGE_ENTRIES - 1; | |
6999 | ilt_cli.client_num = ILT_CLIENT_TM; | |
7000 | ||
7001 | bnx2x_ilt_boundry_init_op(bp, &ilt_cli, 0, INITOP_CLEAR); | |
7002 | } | |
7003 | ||
7004 | /* this assumes that reset_port() called before reset_func()*/ | |
7005 | if (CHIP_IS_E2(bp)) | |
7006 | bnx2x_pf_disable(bp); | |
523224a3 DK |
7007 | |
7008 | bp->dmae_ready = 0; | |
34f80b04 EG |
7009 | } |
7010 | ||
7011 | static void bnx2x_reset_port(struct bnx2x *bp) | |
7012 | { | |
7013 | int port = BP_PORT(bp); | |
7014 | u32 val; | |
7015 | ||
7016 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
7017 | ||
7018 | /* Do not rcv packets to BRB */ | |
7019 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0); | |
7020 | /* Do not direct rcv packets that are not for MCP to the BRB */ | |
7021 | REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
7022 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
7023 | ||
7024 | /* Configure AEU */ | |
7025 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0); | |
7026 | ||
7027 | msleep(100); | |
7028 | /* Check for BRB port occupancy */ | |
7029 | val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4); | |
7030 | if (val) | |
7031 | DP(NETIF_MSG_IFDOWN, | |
33471629 | 7032 | "BRB1 is not empty %d blocks are occupied\n", val); |
34f80b04 EG |
7033 | |
7034 | /* TODO: Close Doorbell port? */ | |
7035 | } | |
7036 | ||
34f80b04 EG |
7037 | static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code) |
7038 | { | |
7039 | DP(BNX2X_MSG_MCP, "function %d reset_code %x\n", | |
f2e0899f | 7040 | BP_ABS_FUNC(bp), reset_code); |
34f80b04 EG |
7041 | |
7042 | switch (reset_code) { | |
7043 | case FW_MSG_CODE_DRV_UNLOAD_COMMON: | |
7044 | bnx2x_reset_port(bp); | |
7045 | bnx2x_reset_func(bp); | |
7046 | bnx2x_reset_common(bp); | |
7047 | break; | |
7048 | ||
7049 | case FW_MSG_CODE_DRV_UNLOAD_PORT: | |
7050 | bnx2x_reset_port(bp); | |
7051 | bnx2x_reset_func(bp); | |
7052 | break; | |
7053 | ||
7054 | case FW_MSG_CODE_DRV_UNLOAD_FUNCTION: | |
7055 | bnx2x_reset_func(bp); | |
7056 | break; | |
49d66772 | 7057 | |
34f80b04 EG |
7058 | default: |
7059 | BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code); | |
7060 | break; | |
7061 | } | |
7062 | } | |
7063 | ||
ec6ba945 VZ |
7064 | #ifdef BCM_CNIC |
7065 | static inline void bnx2x_del_fcoe_eth_macs(struct bnx2x *bp) | |
7066 | { | |
7067 | if (bp->flags & FCOE_MACS_SET) { | |
7068 | if (!IS_MF_SD(bp)) | |
7069 | bnx2x_set_fip_eth_mac_addr(bp, 0); | |
7070 | ||
7071 | bnx2x_set_all_enode_macs(bp, 0); | |
7072 | ||
7073 | bp->flags &= ~FCOE_MACS_SET; | |
7074 | } | |
7075 | } | |
7076 | #endif | |
7077 | ||
9f6c9258 | 7078 | void bnx2x_chip_cleanup(struct bnx2x *bp, int unload_mode) |
a2fbb9ea | 7079 | { |
da5a662a | 7080 | int port = BP_PORT(bp); |
a2fbb9ea | 7081 | u32 reset_code = 0; |
da5a662a | 7082 | int i, cnt, rc; |
a2fbb9ea | 7083 | |
555f6c78 | 7084 | /* Wait until tx fastpath tasks complete */ |
ec6ba945 | 7085 | for_each_tx_queue(bp, i) { |
228241eb ET |
7086 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
7087 | ||
34f80b04 | 7088 | cnt = 1000; |
e8b5fc51 | 7089 | while (bnx2x_has_tx_work_unload(fp)) { |
da5a662a | 7090 | |
34f80b04 EG |
7091 | if (!cnt) { |
7092 | BNX2X_ERR("timeout waiting for queue[%d]\n", | |
7093 | i); | |
7094 | #ifdef BNX2X_STOP_ON_ERROR | |
7095 | bnx2x_panic(); | |
7096 | return -EBUSY; | |
7097 | #else | |
7098 | break; | |
7099 | #endif | |
7100 | } | |
7101 | cnt--; | |
da5a662a | 7102 | msleep(1); |
34f80b04 | 7103 | } |
228241eb | 7104 | } |
da5a662a VZ |
7105 | /* Give HW time to discard old tx messages */ |
7106 | msleep(1); | |
a2fbb9ea | 7107 | |
3101c2bc | 7108 | if (CHIP_IS_E1(bp)) { |
523224a3 DK |
7109 | /* invalidate mc list, |
7110 | * wait and poll (interrupts are off) | |
7111 | */ | |
7112 | bnx2x_invlidate_e1_mc_list(bp); | |
7113 | bnx2x_set_eth_mac(bp, 0); | |
3101c2bc | 7114 | |
523224a3 | 7115 | } else { |
65abd74d YG |
7116 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); |
7117 | ||
523224a3 | 7118 | bnx2x_set_eth_mac(bp, 0); |
3101c2bc YG |
7119 | |
7120 | for (i = 0; i < MC_HASH_SIZE; i++) | |
7121 | REG_WR(bp, MC_HASH_OFFSET(bp, i), 0); | |
7122 | } | |
523224a3 | 7123 | |
993ac7b5 | 7124 | #ifdef BCM_CNIC |
ec6ba945 | 7125 | bnx2x_del_fcoe_eth_macs(bp); |
993ac7b5 | 7126 | #endif |
3101c2bc | 7127 | |
65abd74d YG |
7128 | if (unload_mode == UNLOAD_NORMAL) |
7129 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
7130 | ||
7d0446c2 | 7131 | else if (bp->flags & NO_WOL_FLAG) |
65abd74d | 7132 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP; |
65abd74d | 7133 | |
7d0446c2 | 7134 | else if (bp->wol) { |
65abd74d YG |
7135 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; |
7136 | u8 *mac_addr = bp->dev->dev_addr; | |
7137 | u32 val; | |
7138 | /* The mac address is written to entries 1-4 to | |
7139 | preserve entry 0 which is used by the PMF */ | |
7140 | u8 entry = (BP_E1HVN(bp) + 1)*8; | |
7141 | ||
7142 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
7143 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val); | |
7144 | ||
7145 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | | |
7146 | (mac_addr[4] << 8) | mac_addr[5]; | |
7147 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); | |
7148 | ||
7149 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; | |
7150 | ||
7151 | } else | |
7152 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 7153 | |
34f80b04 EG |
7154 | /* Close multi and leading connections |
7155 | Completions for ramrods are collected in a synchronous way */ | |
523224a3 DK |
7156 | for_each_queue(bp, i) |
7157 | ||
7158 | if (bnx2x_stop_client(bp, i)) | |
7159 | #ifdef BNX2X_STOP_ON_ERROR | |
7160 | return; | |
7161 | #else | |
228241eb | 7162 | goto unload_error; |
523224a3 | 7163 | #endif |
a2fbb9ea | 7164 | |
523224a3 | 7165 | rc = bnx2x_func_stop(bp); |
da5a662a | 7166 | if (rc) { |
523224a3 | 7167 | BNX2X_ERR("Function stop failed!\n"); |
da5a662a | 7168 | #ifdef BNX2X_STOP_ON_ERROR |
523224a3 | 7169 | return; |
da5a662a VZ |
7170 | #else |
7171 | goto unload_error; | |
34f80b04 | 7172 | #endif |
228241eb | 7173 | } |
523224a3 | 7174 | #ifndef BNX2X_STOP_ON_ERROR |
228241eb | 7175 | unload_error: |
523224a3 | 7176 | #endif |
34f80b04 | 7177 | if (!BP_NOMCP(bp)) |
a22f0788 | 7178 | reset_code = bnx2x_fw_command(bp, reset_code, 0); |
34f80b04 | 7179 | else { |
f2e0899f DK |
7180 | DP(NETIF_MSG_IFDOWN, "NO MCP - load counts[%d] " |
7181 | "%d, %d, %d\n", BP_PATH(bp), | |
7182 | load_count[BP_PATH(bp)][0], | |
7183 | load_count[BP_PATH(bp)][1], | |
7184 | load_count[BP_PATH(bp)][2]); | |
7185 | load_count[BP_PATH(bp)][0]--; | |
7186 | load_count[BP_PATH(bp)][1 + port]--; | |
7187 | DP(NETIF_MSG_IFDOWN, "NO MCP - new load counts[%d] " | |
7188 | "%d, %d, %d\n", BP_PATH(bp), | |
7189 | load_count[BP_PATH(bp)][0], load_count[BP_PATH(bp)][1], | |
7190 | load_count[BP_PATH(bp)][2]); | |
7191 | if (load_count[BP_PATH(bp)][0] == 0) | |
34f80b04 | 7192 | reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON; |
f2e0899f | 7193 | else if (load_count[BP_PATH(bp)][1 + port] == 0) |
34f80b04 EG |
7194 | reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT; |
7195 | else | |
7196 | reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION; | |
7197 | } | |
a2fbb9ea | 7198 | |
34f80b04 EG |
7199 | if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) || |
7200 | (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT)) | |
7201 | bnx2x__link_reset(bp); | |
a2fbb9ea | 7202 | |
523224a3 DK |
7203 | /* Disable HW interrupts, NAPI */ |
7204 | bnx2x_netif_stop(bp, 1); | |
7205 | ||
7206 | /* Release IRQs */ | |
d6214d7a | 7207 | bnx2x_free_irq(bp); |
523224a3 | 7208 | |
a2fbb9ea | 7209 | /* Reset the chip */ |
228241eb | 7210 | bnx2x_reset_chip(bp, reset_code); |
a2fbb9ea ET |
7211 | |
7212 | /* Report UNLOAD_DONE to MCP */ | |
34f80b04 | 7213 | if (!BP_NOMCP(bp)) |
a22f0788 | 7214 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE, 0); |
356e2385 | 7215 | |
72fd0718 VZ |
7216 | } |
7217 | ||
9f6c9258 | 7218 | void bnx2x_disable_close_the_gate(struct bnx2x *bp) |
72fd0718 VZ |
7219 | { |
7220 | u32 val; | |
7221 | ||
7222 | DP(NETIF_MSG_HW, "Disabling \"close the gates\"\n"); | |
7223 | ||
7224 | if (CHIP_IS_E1(bp)) { | |
7225 | int port = BP_PORT(bp); | |
7226 | u32 addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
7227 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
7228 | ||
7229 | val = REG_RD(bp, addr); | |
7230 | val &= ~(0x300); | |
7231 | REG_WR(bp, addr, val); | |
7232 | } else if (CHIP_IS_E1H(bp)) { | |
7233 | val = REG_RD(bp, MISC_REG_AEU_GENERAL_MASK); | |
7234 | val &= ~(MISC_AEU_GENERAL_MASK_REG_AEU_PXP_CLOSE_MASK | | |
7235 | MISC_AEU_GENERAL_MASK_REG_AEU_NIG_CLOSE_MASK); | |
7236 | REG_WR(bp, MISC_REG_AEU_GENERAL_MASK, val); | |
7237 | } | |
7238 | } | |
7239 | ||
72fd0718 VZ |
7240 | /* Close gates #2, #3 and #4: */ |
7241 | static void bnx2x_set_234_gates(struct bnx2x *bp, bool close) | |
7242 | { | |
7243 | u32 val, addr; | |
7244 | ||
7245 | /* Gates #2 and #4a are closed/opened for "not E1" only */ | |
7246 | if (!CHIP_IS_E1(bp)) { | |
7247 | /* #4 */ | |
7248 | val = REG_RD(bp, PXP_REG_HST_DISCARD_DOORBELLS); | |
7249 | REG_WR(bp, PXP_REG_HST_DISCARD_DOORBELLS, | |
7250 | close ? (val | 0x1) : (val & (~(u32)1))); | |
7251 | /* #2 */ | |
7252 | val = REG_RD(bp, PXP_REG_HST_DISCARD_INTERNAL_WRITES); | |
7253 | REG_WR(bp, PXP_REG_HST_DISCARD_INTERNAL_WRITES, | |
7254 | close ? (val | 0x1) : (val & (~(u32)1))); | |
7255 | } | |
7256 | ||
7257 | /* #3 */ | |
7258 | addr = BP_PORT(bp) ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; | |
7259 | val = REG_RD(bp, addr); | |
7260 | REG_WR(bp, addr, (!close) ? (val | 0x1) : (val & (~(u32)1))); | |
7261 | ||
7262 | DP(NETIF_MSG_HW, "%s gates #2, #3 and #4\n", | |
7263 | close ? "closing" : "opening"); | |
7264 | mmiowb(); | |
7265 | } | |
7266 | ||
7267 | #define SHARED_MF_CLP_MAGIC 0x80000000 /* `magic' bit */ | |
7268 | ||
7269 | static void bnx2x_clp_reset_prep(struct bnx2x *bp, u32 *magic_val) | |
7270 | { | |
7271 | /* Do some magic... */ | |
7272 | u32 val = MF_CFG_RD(bp, shared_mf_config.clp_mb); | |
7273 | *magic_val = val & SHARED_MF_CLP_MAGIC; | |
7274 | MF_CFG_WR(bp, shared_mf_config.clp_mb, val | SHARED_MF_CLP_MAGIC); | |
7275 | } | |
7276 | ||
7277 | /* Restore the value of the `magic' bit. | |
7278 | * | |
7279 | * @param pdev Device handle. | |
7280 | * @param magic_val Old value of the `magic' bit. | |
7281 | */ | |
7282 | static void bnx2x_clp_reset_done(struct bnx2x *bp, u32 magic_val) | |
7283 | { | |
7284 | /* Restore the `magic' bit value... */ | |
72fd0718 VZ |
7285 | u32 val = MF_CFG_RD(bp, shared_mf_config.clp_mb); |
7286 | MF_CFG_WR(bp, shared_mf_config.clp_mb, | |
7287 | (val & (~SHARED_MF_CLP_MAGIC)) | magic_val); | |
7288 | } | |
7289 | ||
f85582f8 DK |
7290 | /** |
7291 | * Prepares for MCP reset: takes care of CLP configurations. | |
72fd0718 VZ |
7292 | * |
7293 | * @param bp | |
7294 | * @param magic_val Old value of 'magic' bit. | |
7295 | */ | |
7296 | static void bnx2x_reset_mcp_prep(struct bnx2x *bp, u32 *magic_val) | |
7297 | { | |
7298 | u32 shmem; | |
7299 | u32 validity_offset; | |
7300 | ||
7301 | DP(NETIF_MSG_HW, "Starting\n"); | |
7302 | ||
7303 | /* Set `magic' bit in order to save MF config */ | |
7304 | if (!CHIP_IS_E1(bp)) | |
7305 | bnx2x_clp_reset_prep(bp, magic_val); | |
7306 | ||
7307 | /* Get shmem offset */ | |
7308 | shmem = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
7309 | validity_offset = offsetof(struct shmem_region, validity_map[0]); | |
7310 | ||
7311 | /* Clear validity map flags */ | |
7312 | if (shmem > 0) | |
7313 | REG_WR(bp, shmem + validity_offset, 0); | |
7314 | } | |
7315 | ||
7316 | #define MCP_TIMEOUT 5000 /* 5 seconds (in ms) */ | |
7317 | #define MCP_ONE_TIMEOUT 100 /* 100 ms */ | |
7318 | ||
7319 | /* Waits for MCP_ONE_TIMEOUT or MCP_ONE_TIMEOUT*10, | |
7320 | * depending on the HW type. | |
7321 | * | |
7322 | * @param bp | |
7323 | */ | |
7324 | static inline void bnx2x_mcp_wait_one(struct bnx2x *bp) | |
7325 | { | |
7326 | /* special handling for emulation and FPGA, | |
7327 | wait 10 times longer */ | |
7328 | if (CHIP_REV_IS_SLOW(bp)) | |
7329 | msleep(MCP_ONE_TIMEOUT*10); | |
7330 | else | |
7331 | msleep(MCP_ONE_TIMEOUT); | |
7332 | } | |
7333 | ||
7334 | static int bnx2x_reset_mcp_comp(struct bnx2x *bp, u32 magic_val) | |
7335 | { | |
7336 | u32 shmem, cnt, validity_offset, val; | |
7337 | int rc = 0; | |
7338 | ||
7339 | msleep(100); | |
7340 | ||
7341 | /* Get shmem offset */ | |
7342 | shmem = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
7343 | if (shmem == 0) { | |
7344 | BNX2X_ERR("Shmem 0 return failure\n"); | |
7345 | rc = -ENOTTY; | |
7346 | goto exit_lbl; | |
7347 | } | |
7348 | ||
7349 | validity_offset = offsetof(struct shmem_region, validity_map[0]); | |
7350 | ||
7351 | /* Wait for MCP to come up */ | |
7352 | for (cnt = 0; cnt < (MCP_TIMEOUT / MCP_ONE_TIMEOUT); cnt++) { | |
7353 | /* TBD: its best to check validity map of last port. | |
7354 | * currently checks on port 0. | |
7355 | */ | |
7356 | val = REG_RD(bp, shmem + validity_offset); | |
7357 | DP(NETIF_MSG_HW, "shmem 0x%x validity map(0x%x)=0x%x\n", shmem, | |
7358 | shmem + validity_offset, val); | |
7359 | ||
7360 | /* check that shared memory is valid. */ | |
7361 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7362 | == (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7363 | break; | |
7364 | ||
7365 | bnx2x_mcp_wait_one(bp); | |
7366 | } | |
7367 | ||
7368 | DP(NETIF_MSG_HW, "Cnt=%d Shmem validity map 0x%x\n", cnt, val); | |
7369 | ||
7370 | /* Check that shared memory is valid. This indicates that MCP is up. */ | |
7371 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) != | |
7372 | (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) { | |
7373 | BNX2X_ERR("Shmem signature not present. MCP is not up !!\n"); | |
7374 | rc = -ENOTTY; | |
7375 | goto exit_lbl; | |
7376 | } | |
7377 | ||
7378 | exit_lbl: | |
7379 | /* Restore the `magic' bit value */ | |
7380 | if (!CHIP_IS_E1(bp)) | |
7381 | bnx2x_clp_reset_done(bp, magic_val); | |
7382 | ||
7383 | return rc; | |
7384 | } | |
7385 | ||
7386 | static void bnx2x_pxp_prep(struct bnx2x *bp) | |
7387 | { | |
7388 | if (!CHIP_IS_E1(bp)) { | |
7389 | REG_WR(bp, PXP2_REG_RD_START_INIT, 0); | |
7390 | REG_WR(bp, PXP2_REG_RQ_RBC_DONE, 0); | |
7391 | REG_WR(bp, PXP2_REG_RQ_CFG_DONE, 0); | |
7392 | mmiowb(); | |
7393 | } | |
7394 | } | |
7395 | ||
7396 | /* | |
7397 | * Reset the whole chip except for: | |
7398 | * - PCIE core | |
7399 | * - PCI Glue, PSWHST, PXP/PXP2 RF (all controlled by | |
7400 | * one reset bit) | |
7401 | * - IGU | |
7402 | * - MISC (including AEU) | |
7403 | * - GRC | |
7404 | * - RBCN, RBCP | |
7405 | */ | |
7406 | static void bnx2x_process_kill_chip_reset(struct bnx2x *bp) | |
7407 | { | |
7408 | u32 not_reset_mask1, reset_mask1, not_reset_mask2, reset_mask2; | |
7409 | ||
7410 | not_reset_mask1 = | |
7411 | MISC_REGISTERS_RESET_REG_1_RST_HC | | |
7412 | MISC_REGISTERS_RESET_REG_1_RST_PXPV | | |
7413 | MISC_REGISTERS_RESET_REG_1_RST_PXP; | |
7414 | ||
7415 | not_reset_mask2 = | |
7416 | MISC_REGISTERS_RESET_REG_2_RST_MDIO | | |
7417 | MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE | | |
7418 | MISC_REGISTERS_RESET_REG_2_RST_EMAC1_HARD_CORE | | |
7419 | MISC_REGISTERS_RESET_REG_2_RST_MISC_CORE | | |
7420 | MISC_REGISTERS_RESET_REG_2_RST_RBCN | | |
7421 | MISC_REGISTERS_RESET_REG_2_RST_GRC | | |
7422 | MISC_REGISTERS_RESET_REG_2_RST_MCP_N_RESET_REG_HARD_CORE | | |
7423 | MISC_REGISTERS_RESET_REG_2_RST_MCP_N_HARD_CORE_RST_B; | |
7424 | ||
7425 | reset_mask1 = 0xffffffff; | |
7426 | ||
7427 | if (CHIP_IS_E1(bp)) | |
7428 | reset_mask2 = 0xffff; | |
7429 | else | |
7430 | reset_mask2 = 0x1ffff; | |
7431 | ||
7432 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
7433 | reset_mask1 & (~not_reset_mask1)); | |
7434 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
7435 | reset_mask2 & (~not_reset_mask2)); | |
7436 | ||
7437 | barrier(); | |
7438 | mmiowb(); | |
7439 | ||
7440 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, reset_mask1); | |
7441 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, reset_mask2); | |
7442 | mmiowb(); | |
7443 | } | |
7444 | ||
7445 | static int bnx2x_process_kill(struct bnx2x *bp) | |
7446 | { | |
7447 | int cnt = 1000; | |
7448 | u32 val = 0; | |
7449 | u32 sr_cnt, blk_cnt, port_is_idle_0, port_is_idle_1, pgl_exp_rom2; | |
7450 | ||
7451 | ||
7452 | /* Empty the Tetris buffer, wait for 1s */ | |
7453 | do { | |
7454 | sr_cnt = REG_RD(bp, PXP2_REG_RD_SR_CNT); | |
7455 | blk_cnt = REG_RD(bp, PXP2_REG_RD_BLK_CNT); | |
7456 | port_is_idle_0 = REG_RD(bp, PXP2_REG_RD_PORT_IS_IDLE_0); | |
7457 | port_is_idle_1 = REG_RD(bp, PXP2_REG_RD_PORT_IS_IDLE_1); | |
7458 | pgl_exp_rom2 = REG_RD(bp, PXP2_REG_PGL_EXP_ROM2); | |
7459 | if ((sr_cnt == 0x7e) && (blk_cnt == 0xa0) && | |
7460 | ((port_is_idle_0 & 0x1) == 0x1) && | |
7461 | ((port_is_idle_1 & 0x1) == 0x1) && | |
7462 | (pgl_exp_rom2 == 0xffffffff)) | |
7463 | break; | |
7464 | msleep(1); | |
7465 | } while (cnt-- > 0); | |
7466 | ||
7467 | if (cnt <= 0) { | |
7468 | DP(NETIF_MSG_HW, "Tetris buffer didn't get empty or there" | |
7469 | " are still" | |
7470 | " outstanding read requests after 1s!\n"); | |
7471 | DP(NETIF_MSG_HW, "sr_cnt=0x%08x, blk_cnt=0x%08x," | |
7472 | " port_is_idle_0=0x%08x," | |
7473 | " port_is_idle_1=0x%08x, pgl_exp_rom2=0x%08x\n", | |
7474 | sr_cnt, blk_cnt, port_is_idle_0, port_is_idle_1, | |
7475 | pgl_exp_rom2); | |
7476 | return -EAGAIN; | |
7477 | } | |
7478 | ||
7479 | barrier(); | |
7480 | ||
7481 | /* Close gates #2, #3 and #4 */ | |
7482 | bnx2x_set_234_gates(bp, true); | |
7483 | ||
7484 | /* TBD: Indicate that "process kill" is in progress to MCP */ | |
7485 | ||
7486 | /* Clear "unprepared" bit */ | |
7487 | REG_WR(bp, MISC_REG_UNPREPARED, 0); | |
7488 | barrier(); | |
7489 | ||
7490 | /* Make sure all is written to the chip before the reset */ | |
7491 | mmiowb(); | |
7492 | ||
7493 | /* Wait for 1ms to empty GLUE and PCI-E core queues, | |
7494 | * PSWHST, GRC and PSWRD Tetris buffer. | |
7495 | */ | |
7496 | msleep(1); | |
7497 | ||
7498 | /* Prepare to chip reset: */ | |
7499 | /* MCP */ | |
7500 | bnx2x_reset_mcp_prep(bp, &val); | |
7501 | ||
7502 | /* PXP */ | |
7503 | bnx2x_pxp_prep(bp); | |
7504 | barrier(); | |
7505 | ||
7506 | /* reset the chip */ | |
7507 | bnx2x_process_kill_chip_reset(bp); | |
7508 | barrier(); | |
7509 | ||
7510 | /* Recover after reset: */ | |
7511 | /* MCP */ | |
7512 | if (bnx2x_reset_mcp_comp(bp, val)) | |
7513 | return -EAGAIN; | |
7514 | ||
7515 | /* PXP */ | |
7516 | bnx2x_pxp_prep(bp); | |
7517 | ||
7518 | /* Open the gates #2, #3 and #4 */ | |
7519 | bnx2x_set_234_gates(bp, false); | |
7520 | ||
7521 | /* TBD: IGU/AEU preparation bring back the AEU/IGU to a | |
7522 | * reset state, re-enable attentions. */ | |
7523 | ||
a2fbb9ea ET |
7524 | return 0; |
7525 | } | |
7526 | ||
72fd0718 VZ |
7527 | static int bnx2x_leader_reset(struct bnx2x *bp) |
7528 | { | |
7529 | int rc = 0; | |
7530 | /* Try to recover after the failure */ | |
7531 | if (bnx2x_process_kill(bp)) { | |
7532 | printk(KERN_ERR "%s: Something bad had happen! Aii!\n", | |
7533 | bp->dev->name); | |
7534 | rc = -EAGAIN; | |
7535 | goto exit_leader_reset; | |
7536 | } | |
7537 | ||
7538 | /* Clear "reset is in progress" bit and update the driver state */ | |
7539 | bnx2x_set_reset_done(bp); | |
7540 | bp->recovery_state = BNX2X_RECOVERY_DONE; | |
7541 | ||
7542 | exit_leader_reset: | |
7543 | bp->is_leader = 0; | |
7544 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_RESERVED_08); | |
7545 | smp_wmb(); | |
7546 | return rc; | |
7547 | } | |
7548 | ||
72fd0718 VZ |
7549 | /* Assumption: runs under rtnl lock. This together with the fact |
7550 | * that it's called only from bnx2x_reset_task() ensure that it | |
7551 | * will never be called when netif_running(bp->dev) is false. | |
7552 | */ | |
7553 | static void bnx2x_parity_recover(struct bnx2x *bp) | |
7554 | { | |
7555 | DP(NETIF_MSG_HW, "Handling parity\n"); | |
7556 | while (1) { | |
7557 | switch (bp->recovery_state) { | |
7558 | case BNX2X_RECOVERY_INIT: | |
7559 | DP(NETIF_MSG_HW, "State is BNX2X_RECOVERY_INIT\n"); | |
7560 | /* Try to get a LEADER_LOCK HW lock */ | |
7561 | if (bnx2x_trylock_hw_lock(bp, | |
7562 | HW_LOCK_RESOURCE_RESERVED_08)) | |
7563 | bp->is_leader = 1; | |
7564 | ||
7565 | /* Stop the driver */ | |
7566 | /* If interface has been removed - break */ | |
7567 | if (bnx2x_nic_unload(bp, UNLOAD_RECOVERY)) | |
7568 | return; | |
7569 | ||
7570 | bp->recovery_state = BNX2X_RECOVERY_WAIT; | |
7571 | /* Ensure "is_leader" and "recovery_state" | |
7572 | * update values are seen on other CPUs | |
7573 | */ | |
7574 | smp_wmb(); | |
7575 | break; | |
7576 | ||
7577 | case BNX2X_RECOVERY_WAIT: | |
7578 | DP(NETIF_MSG_HW, "State is BNX2X_RECOVERY_WAIT\n"); | |
7579 | if (bp->is_leader) { | |
7580 | u32 load_counter = bnx2x_get_load_cnt(bp); | |
7581 | if (load_counter) { | |
7582 | /* Wait until all other functions get | |
7583 | * down. | |
7584 | */ | |
7585 | schedule_delayed_work(&bp->reset_task, | |
7586 | HZ/10); | |
7587 | return; | |
7588 | } else { | |
7589 | /* If all other functions got down - | |
7590 | * try to bring the chip back to | |
7591 | * normal. In any case it's an exit | |
7592 | * point for a leader. | |
7593 | */ | |
7594 | if (bnx2x_leader_reset(bp) || | |
7595 | bnx2x_nic_load(bp, LOAD_NORMAL)) { | |
7596 | printk(KERN_ERR"%s: Recovery " | |
7597 | "has failed. Power cycle is " | |
7598 | "needed.\n", bp->dev->name); | |
7599 | /* Disconnect this device */ | |
7600 | netif_device_detach(bp->dev); | |
7601 | /* Block ifup for all function | |
7602 | * of this ASIC until | |
7603 | * "process kill" or power | |
7604 | * cycle. | |
7605 | */ | |
7606 | bnx2x_set_reset_in_progress(bp); | |
7607 | /* Shut down the power */ | |
7608 | bnx2x_set_power_state(bp, | |
7609 | PCI_D3hot); | |
7610 | return; | |
7611 | } | |
7612 | ||
7613 | return; | |
7614 | } | |
7615 | } else { /* non-leader */ | |
7616 | if (!bnx2x_reset_is_done(bp)) { | |
7617 | /* Try to get a LEADER_LOCK HW lock as | |
7618 | * long as a former leader may have | |
7619 | * been unloaded by the user or | |
7620 | * released a leadership by another | |
7621 | * reason. | |
7622 | */ | |
7623 | if (bnx2x_trylock_hw_lock(bp, | |
7624 | HW_LOCK_RESOURCE_RESERVED_08)) { | |
7625 | /* I'm a leader now! Restart a | |
7626 | * switch case. | |
7627 | */ | |
7628 | bp->is_leader = 1; | |
7629 | break; | |
7630 | } | |
7631 | ||
7632 | schedule_delayed_work(&bp->reset_task, | |
7633 | HZ/10); | |
7634 | return; | |
7635 | ||
7636 | } else { /* A leader has completed | |
7637 | * the "process kill". It's an exit | |
7638 | * point for a non-leader. | |
7639 | */ | |
7640 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
7641 | bp->recovery_state = | |
7642 | BNX2X_RECOVERY_DONE; | |
7643 | smp_wmb(); | |
7644 | return; | |
7645 | } | |
7646 | } | |
7647 | default: | |
7648 | return; | |
7649 | } | |
7650 | } | |
7651 | } | |
7652 | ||
7653 | /* bnx2x_nic_unload() flushes the bnx2x_wq, thus reset task is | |
7654 | * scheduled on a general queue in order to prevent a dead lock. | |
7655 | */ | |
34f80b04 EG |
7656 | static void bnx2x_reset_task(struct work_struct *work) |
7657 | { | |
72fd0718 | 7658 | struct bnx2x *bp = container_of(work, struct bnx2x, reset_task.work); |
34f80b04 EG |
7659 | |
7660 | #ifdef BNX2X_STOP_ON_ERROR | |
7661 | BNX2X_ERR("reset task called but STOP_ON_ERROR defined" | |
7662 | " so reset not done to allow debug dump,\n" | |
72fd0718 | 7663 | KERN_ERR " you will need to reboot when done\n"); |
34f80b04 EG |
7664 | return; |
7665 | #endif | |
7666 | ||
7667 | rtnl_lock(); | |
7668 | ||
7669 | if (!netif_running(bp->dev)) | |
7670 | goto reset_task_exit; | |
7671 | ||
72fd0718 VZ |
7672 | if (unlikely(bp->recovery_state != BNX2X_RECOVERY_DONE)) |
7673 | bnx2x_parity_recover(bp); | |
7674 | else { | |
7675 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
7676 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
7677 | } | |
34f80b04 EG |
7678 | |
7679 | reset_task_exit: | |
7680 | rtnl_unlock(); | |
7681 | } | |
7682 | ||
a2fbb9ea ET |
7683 | /* end of nic load/unload */ |
7684 | ||
a2fbb9ea ET |
7685 | /* |
7686 | * Init service functions | |
7687 | */ | |
7688 | ||
8d96286a | 7689 | static u32 bnx2x_get_pretend_reg(struct bnx2x *bp) |
f2e0899f DK |
7690 | { |
7691 | u32 base = PXP2_REG_PGL_PRETEND_FUNC_F0; | |
7692 | u32 stride = PXP2_REG_PGL_PRETEND_FUNC_F1 - base; | |
7693 | return base + (BP_ABS_FUNC(bp)) * stride; | |
f1ef27ef EG |
7694 | } |
7695 | ||
f2e0899f | 7696 | static void bnx2x_undi_int_disable_e1h(struct bnx2x *bp) |
f1ef27ef | 7697 | { |
f2e0899f | 7698 | u32 reg = bnx2x_get_pretend_reg(bp); |
f1ef27ef EG |
7699 | |
7700 | /* Flush all outstanding writes */ | |
7701 | mmiowb(); | |
7702 | ||
7703 | /* Pretend to be function 0 */ | |
7704 | REG_WR(bp, reg, 0); | |
f2e0899f | 7705 | REG_RD(bp, reg); /* Flush the GRC transaction (in the chip) */ |
f1ef27ef EG |
7706 | |
7707 | /* From now we are in the "like-E1" mode */ | |
7708 | bnx2x_int_disable(bp); | |
7709 | ||
7710 | /* Flush all outstanding writes */ | |
7711 | mmiowb(); | |
7712 | ||
f2e0899f DK |
7713 | /* Restore the original function */ |
7714 | REG_WR(bp, reg, BP_ABS_FUNC(bp)); | |
7715 | REG_RD(bp, reg); | |
f1ef27ef EG |
7716 | } |
7717 | ||
f2e0899f | 7718 | static inline void bnx2x_undi_int_disable(struct bnx2x *bp) |
f1ef27ef | 7719 | { |
f2e0899f | 7720 | if (CHIP_IS_E1(bp)) |
f1ef27ef | 7721 | bnx2x_int_disable(bp); |
f2e0899f DK |
7722 | else |
7723 | bnx2x_undi_int_disable_e1h(bp); | |
f1ef27ef EG |
7724 | } |
7725 | ||
34f80b04 EG |
7726 | static void __devinit bnx2x_undi_unload(struct bnx2x *bp) |
7727 | { | |
7728 | u32 val; | |
7729 | ||
7730 | /* Check if there is any driver already loaded */ | |
7731 | val = REG_RD(bp, MISC_REG_UNPREPARED); | |
7732 | if (val == 0x1) { | |
7733 | /* Check if it is the UNDI driver | |
7734 | * UNDI driver initializes CID offset for normal bell to 0x7 | |
7735 | */ | |
4a37fb66 | 7736 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); |
34f80b04 EG |
7737 | val = REG_RD(bp, DORQ_REG_NORM_CID_OFST); |
7738 | if (val == 0x7) { | |
7739 | u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
f2e0899f DK |
7740 | /* save our pf_num */ |
7741 | int orig_pf_num = bp->pf_num; | |
da5a662a VZ |
7742 | u32 swap_en; |
7743 | u32 swap_val; | |
34f80b04 | 7744 | |
b4661739 EG |
7745 | /* clear the UNDI indication */ |
7746 | REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0); | |
7747 | ||
34f80b04 EG |
7748 | BNX2X_DEV_INFO("UNDI is active! reset device\n"); |
7749 | ||
7750 | /* try unload UNDI on port 0 */ | |
f2e0899f | 7751 | bp->pf_num = 0; |
da5a662a | 7752 | bp->fw_seq = |
f2e0899f | 7753 | (SHMEM_RD(bp, func_mb[bp->pf_num].drv_mb_header) & |
da5a662a | 7754 | DRV_MSG_SEQ_NUMBER_MASK); |
a22f0788 | 7755 | reset_code = bnx2x_fw_command(bp, reset_code, 0); |
34f80b04 EG |
7756 | |
7757 | /* if UNDI is loaded on the other port */ | |
7758 | if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) { | |
7759 | ||
da5a662a | 7760 | /* send "DONE" for previous unload */ |
a22f0788 YR |
7761 | bnx2x_fw_command(bp, |
7762 | DRV_MSG_CODE_UNLOAD_DONE, 0); | |
da5a662a VZ |
7763 | |
7764 | /* unload UNDI on port 1 */ | |
f2e0899f | 7765 | bp->pf_num = 1; |
da5a662a | 7766 | bp->fw_seq = |
f2e0899f | 7767 | (SHMEM_RD(bp, func_mb[bp->pf_num].drv_mb_header) & |
da5a662a VZ |
7768 | DRV_MSG_SEQ_NUMBER_MASK); |
7769 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
7770 | ||
a22f0788 | 7771 | bnx2x_fw_command(bp, reset_code, 0); |
34f80b04 EG |
7772 | } |
7773 | ||
b4661739 EG |
7774 | /* now it's safe to release the lock */ |
7775 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
7776 | ||
f2e0899f | 7777 | bnx2x_undi_int_disable(bp); |
da5a662a VZ |
7778 | |
7779 | /* close input traffic and wait for it */ | |
7780 | /* Do not rcv packets to BRB */ | |
7781 | REG_WR(bp, | |
7782 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK : | |
7783 | NIG_REG_LLH0_BRB1_DRV_MASK), 0x0); | |
7784 | /* Do not direct rcv packets that are not for MCP to | |
7785 | * the BRB */ | |
7786 | REG_WR(bp, | |
7787 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
7788 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
7789 | /* clear AEU */ | |
7790 | REG_WR(bp, | |
7791 | (BP_PORT(bp) ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
7792 | MISC_REG_AEU_MASK_ATTN_FUNC_0), 0); | |
7793 | msleep(10); | |
7794 | ||
7795 | /* save NIG port swap info */ | |
7796 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
7797 | swap_en = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
34f80b04 EG |
7798 | /* reset device */ |
7799 | REG_WR(bp, | |
7800 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
da5a662a | 7801 | 0xd3ffffff); |
34f80b04 EG |
7802 | REG_WR(bp, |
7803 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
7804 | 0x1403); | |
da5a662a VZ |
7805 | /* take the NIG out of reset and restore swap values */ |
7806 | REG_WR(bp, | |
7807 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
7808 | MISC_REGISTERS_RESET_REG_1_RST_NIG); | |
7809 | REG_WR(bp, NIG_REG_PORT_SWAP, swap_val); | |
7810 | REG_WR(bp, NIG_REG_STRAP_OVERRIDE, swap_en); | |
7811 | ||
7812 | /* send unload done to the MCP */ | |
a22f0788 | 7813 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE, 0); |
da5a662a VZ |
7814 | |
7815 | /* restore our func and fw_seq */ | |
f2e0899f | 7816 | bp->pf_num = orig_pf_num; |
da5a662a | 7817 | bp->fw_seq = |
f2e0899f | 7818 | (SHMEM_RD(bp, func_mb[bp->pf_num].drv_mb_header) & |
da5a662a | 7819 | DRV_MSG_SEQ_NUMBER_MASK); |
b4661739 EG |
7820 | } else |
7821 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
34f80b04 EG |
7822 | } |
7823 | } | |
7824 | ||
7825 | static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp) | |
7826 | { | |
7827 | u32 val, val2, val3, val4, id; | |
72ce58c3 | 7828 | u16 pmc; |
34f80b04 EG |
7829 | |
7830 | /* Get the chip revision id and number. */ | |
7831 | /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ | |
7832 | val = REG_RD(bp, MISC_REG_CHIP_NUM); | |
7833 | id = ((val & 0xffff) << 16); | |
7834 | val = REG_RD(bp, MISC_REG_CHIP_REV); | |
7835 | id |= ((val & 0xf) << 12); | |
7836 | val = REG_RD(bp, MISC_REG_CHIP_METAL); | |
7837 | id |= ((val & 0xff) << 4); | |
5a40e08e | 7838 | val = REG_RD(bp, MISC_REG_BOND_ID); |
34f80b04 EG |
7839 | id |= (val & 0xf); |
7840 | bp->common.chip_id = id; | |
523224a3 DK |
7841 | |
7842 | /* Set doorbell size */ | |
7843 | bp->db_size = (1 << BNX2X_DB_SHIFT); | |
7844 | ||
f2e0899f DK |
7845 | if (CHIP_IS_E2(bp)) { |
7846 | val = REG_RD(bp, MISC_REG_PORT4MODE_EN_OVWR); | |
7847 | if ((val & 1) == 0) | |
7848 | val = REG_RD(bp, MISC_REG_PORT4MODE_EN); | |
7849 | else | |
7850 | val = (val >> 1) & 1; | |
7851 | BNX2X_DEV_INFO("chip is in %s\n", val ? "4_PORT_MODE" : | |
7852 | "2_PORT_MODE"); | |
7853 | bp->common.chip_port_mode = val ? CHIP_4_PORT_MODE : | |
7854 | CHIP_2_PORT_MODE; | |
7855 | ||
7856 | if (CHIP_MODE_IS_4_PORT(bp)) | |
7857 | bp->pfid = (bp->pf_num >> 1); /* 0..3 */ | |
7858 | else | |
7859 | bp->pfid = (bp->pf_num & 0x6); /* 0, 2, 4, 6 */ | |
7860 | } else { | |
7861 | bp->common.chip_port_mode = CHIP_PORT_MODE_NONE; /* N/A */ | |
7862 | bp->pfid = bp->pf_num; /* 0..7 */ | |
7863 | } | |
7864 | ||
523224a3 DK |
7865 | /* |
7866 | * set base FW non-default (fast path) status block id, this value is | |
7867 | * used to initialize the fw_sb_id saved on the fp/queue structure to | |
7868 | * determine the id used by the FW. | |
7869 | */ | |
f2e0899f DK |
7870 | if (CHIP_IS_E1x(bp)) |
7871 | bp->base_fw_ndsb = BP_PORT(bp) * FP_SB_MAX_E1x; | |
7872 | else /* E2 */ | |
7873 | bp->base_fw_ndsb = BP_PORT(bp) * FP_SB_MAX_E2; | |
7874 | ||
7875 | bp->link_params.chip_id = bp->common.chip_id; | |
7876 | BNX2X_DEV_INFO("chip ID is 0x%x\n", id); | |
523224a3 | 7877 | |
1c06328c EG |
7878 | val = (REG_RD(bp, 0x2874) & 0x55); |
7879 | if ((bp->common.chip_id & 0x1) || | |
7880 | (CHIP_IS_E1(bp) && val) || (CHIP_IS_E1H(bp) && (val == 0x55))) { | |
7881 | bp->flags |= ONE_PORT_FLAG; | |
7882 | BNX2X_DEV_INFO("single port device\n"); | |
7883 | } | |
7884 | ||
34f80b04 EG |
7885 | val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4); |
7886 | bp->common.flash_size = (NVRAM_1MB_SIZE << | |
7887 | (val & MCPR_NVM_CFG4_FLASH_SIZE)); | |
7888 | BNX2X_DEV_INFO("flash_size 0x%x (%d)\n", | |
7889 | bp->common.flash_size, bp->common.flash_size); | |
7890 | ||
7891 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
f2e0899f DK |
7892 | bp->common.shmem2_base = REG_RD(bp, (BP_PATH(bp) ? |
7893 | MISC_REG_GENERIC_CR_1 : | |
7894 | MISC_REG_GENERIC_CR_0)); | |
34f80b04 | 7895 | bp->link_params.shmem_base = bp->common.shmem_base; |
a22f0788 | 7896 | bp->link_params.shmem2_base = bp->common.shmem2_base; |
2691d51d EG |
7897 | BNX2X_DEV_INFO("shmem offset 0x%x shmem2 offset 0x%x\n", |
7898 | bp->common.shmem_base, bp->common.shmem2_base); | |
34f80b04 | 7899 | |
f2e0899f | 7900 | if (!bp->common.shmem_base) { |
34f80b04 EG |
7901 | BNX2X_DEV_INFO("MCP not active\n"); |
7902 | bp->flags |= NO_MCP_FLAG; | |
7903 | return; | |
7904 | } | |
7905 | ||
7906 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
7907 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7908 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
f2e0899f | 7909 | BNX2X_ERR("BAD MCP validity signature\n"); |
34f80b04 EG |
7910 | |
7911 | bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config); | |
35b19ba5 | 7912 | BNX2X_DEV_INFO("hw_config 0x%08x\n", bp->common.hw_config); |
34f80b04 EG |
7913 | |
7914 | bp->link_params.hw_led_mode = ((bp->common.hw_config & | |
7915 | SHARED_HW_CFG_LED_MODE_MASK) >> | |
7916 | SHARED_HW_CFG_LED_MODE_SHIFT); | |
7917 | ||
c2c8b03e EG |
7918 | bp->link_params.feature_config_flags = 0; |
7919 | val = SHMEM_RD(bp, dev_info.shared_feature_config.config); | |
7920 | if (val & SHARED_FEAT_CFG_OVERRIDE_PREEMPHASIS_CFG_ENABLED) | |
7921 | bp->link_params.feature_config_flags |= | |
7922 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED; | |
7923 | else | |
7924 | bp->link_params.feature_config_flags &= | |
7925 | ~FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED; | |
7926 | ||
34f80b04 EG |
7927 | val = SHMEM_RD(bp, dev_info.bc_rev) >> 8; |
7928 | bp->common.bc_ver = val; | |
7929 | BNX2X_DEV_INFO("bc_ver %X\n", val); | |
7930 | if (val < BNX2X_BC_VER) { | |
7931 | /* for now only warn | |
7932 | * later we might need to enforce this */ | |
f2e0899f DK |
7933 | BNX2X_ERR("This driver needs bc_ver %X but found %X, " |
7934 | "please upgrade BC\n", BNX2X_BC_VER, val); | |
34f80b04 | 7935 | } |
4d295db0 | 7936 | bp->link_params.feature_config_flags |= |
a22f0788 | 7937 | (val >= REQ_BC_VER_4_VRFY_FIRST_PHY_OPT_MDL) ? |
f85582f8 DK |
7938 | FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY : 0; |
7939 | ||
a22f0788 YR |
7940 | bp->link_params.feature_config_flags |= |
7941 | (val >= REQ_BC_VER_4_VRFY_SPECIFIC_PHY_OPT_MDL) ? | |
7942 | FEATURE_CONFIG_BC_SUPPORTS_DUAL_PHY_OPT_MDL_VRFY : 0; | |
72ce58c3 EG |
7943 | |
7944 | if (BP_E1HVN(bp) == 0) { | |
7945 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc); | |
7946 | bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG; | |
7947 | } else { | |
7948 | /* no WOL capability for E1HVN != 0 */ | |
7949 | bp->flags |= NO_WOL_FLAG; | |
7950 | } | |
7951 | BNX2X_DEV_INFO("%sWoL capable\n", | |
f5372251 | 7952 | (bp->flags & NO_WOL_FLAG) ? "not " : ""); |
34f80b04 EG |
7953 | |
7954 | val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num); | |
7955 | val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]); | |
7956 | val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]); | |
7957 | val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]); | |
7958 | ||
cdaa7cb8 VZ |
7959 | dev_info(&bp->pdev->dev, "part number %X-%X-%X-%X\n", |
7960 | val, val2, val3, val4); | |
34f80b04 EG |
7961 | } |
7962 | ||
f2e0899f DK |
7963 | #define IGU_FID(val) GET_FIELD((val), IGU_REG_MAPPING_MEMORY_FID) |
7964 | #define IGU_VEC(val) GET_FIELD((val), IGU_REG_MAPPING_MEMORY_VECTOR) | |
7965 | ||
7966 | static void __devinit bnx2x_get_igu_cam_info(struct bnx2x *bp) | |
7967 | { | |
7968 | int pfid = BP_FUNC(bp); | |
7969 | int vn = BP_E1HVN(bp); | |
7970 | int igu_sb_id; | |
7971 | u32 val; | |
7972 | u8 fid; | |
7973 | ||
7974 | bp->igu_base_sb = 0xff; | |
7975 | bp->igu_sb_cnt = 0; | |
7976 | if (CHIP_INT_MODE_IS_BC(bp)) { | |
7977 | bp->igu_sb_cnt = min_t(u8, FP_SB_MAX_E1x, | |
ec6ba945 | 7978 | NUM_IGU_SB_REQUIRED(bp->l2_cid_count)); |
f2e0899f DK |
7979 | |
7980 | bp->igu_base_sb = (CHIP_MODE_IS_4_PORT(bp) ? pfid : vn) * | |
7981 | FP_SB_MAX_E1x; | |
7982 | ||
7983 | bp->igu_dsb_id = E1HVN_MAX * FP_SB_MAX_E1x + | |
7984 | (CHIP_MODE_IS_4_PORT(bp) ? pfid : vn); | |
7985 | ||
7986 | return; | |
7987 | } | |
7988 | ||
7989 | /* IGU in normal mode - read CAM */ | |
7990 | for (igu_sb_id = 0; igu_sb_id < IGU_REG_MAPPING_MEMORY_SIZE; | |
7991 | igu_sb_id++) { | |
7992 | val = REG_RD(bp, IGU_REG_MAPPING_MEMORY + igu_sb_id * 4); | |
7993 | if (!(val & IGU_REG_MAPPING_MEMORY_VALID)) | |
7994 | continue; | |
7995 | fid = IGU_FID(val); | |
7996 | if ((fid & IGU_FID_ENCODE_IS_PF)) { | |
7997 | if ((fid & IGU_FID_PF_NUM_MASK) != pfid) | |
7998 | continue; | |
7999 | if (IGU_VEC(val) == 0) | |
8000 | /* default status block */ | |
8001 | bp->igu_dsb_id = igu_sb_id; | |
8002 | else { | |
8003 | if (bp->igu_base_sb == 0xff) | |
8004 | bp->igu_base_sb = igu_sb_id; | |
8005 | bp->igu_sb_cnt++; | |
8006 | } | |
8007 | } | |
8008 | } | |
ec6ba945 VZ |
8009 | bp->igu_sb_cnt = min_t(u8, bp->igu_sb_cnt, |
8010 | NUM_IGU_SB_REQUIRED(bp->l2_cid_count)); | |
f2e0899f DK |
8011 | if (bp->igu_sb_cnt == 0) |
8012 | BNX2X_ERR("CAM configuration error\n"); | |
8013 | } | |
8014 | ||
34f80b04 EG |
8015 | static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp, |
8016 | u32 switch_cfg) | |
a2fbb9ea | 8017 | { |
a22f0788 YR |
8018 | int cfg_size = 0, idx, port = BP_PORT(bp); |
8019 | ||
8020 | /* Aggregation of supported attributes of all external phys */ | |
8021 | bp->port.supported[0] = 0; | |
8022 | bp->port.supported[1] = 0; | |
b7737c9b YR |
8023 | switch (bp->link_params.num_phys) { |
8024 | case 1: | |
a22f0788 YR |
8025 | bp->port.supported[0] = bp->link_params.phy[INT_PHY].supported; |
8026 | cfg_size = 1; | |
8027 | break; | |
b7737c9b | 8028 | case 2: |
a22f0788 YR |
8029 | bp->port.supported[0] = bp->link_params.phy[EXT_PHY1].supported; |
8030 | cfg_size = 1; | |
8031 | break; | |
8032 | case 3: | |
8033 | if (bp->link_params.multi_phy_config & | |
8034 | PORT_HW_CFG_PHY_SWAPPED_ENABLED) { | |
8035 | bp->port.supported[1] = | |
8036 | bp->link_params.phy[EXT_PHY1].supported; | |
8037 | bp->port.supported[0] = | |
8038 | bp->link_params.phy[EXT_PHY2].supported; | |
8039 | } else { | |
8040 | bp->port.supported[0] = | |
8041 | bp->link_params.phy[EXT_PHY1].supported; | |
8042 | bp->port.supported[1] = | |
8043 | bp->link_params.phy[EXT_PHY2].supported; | |
8044 | } | |
8045 | cfg_size = 2; | |
8046 | break; | |
b7737c9b | 8047 | } |
a2fbb9ea | 8048 | |
a22f0788 | 8049 | if (!(bp->port.supported[0] || bp->port.supported[1])) { |
b7737c9b | 8050 | BNX2X_ERR("NVRAM config error. BAD phy config." |
a22f0788 | 8051 | "PHY1 config 0x%x, PHY2 config 0x%x\n", |
b7737c9b | 8052 | SHMEM_RD(bp, |
a22f0788 YR |
8053 | dev_info.port_hw_config[port].external_phy_config), |
8054 | SHMEM_RD(bp, | |
8055 | dev_info.port_hw_config[port].external_phy_config2)); | |
a2fbb9ea | 8056 | return; |
f85582f8 | 8057 | } |
a2fbb9ea | 8058 | |
b7737c9b YR |
8059 | switch (switch_cfg) { |
8060 | case SWITCH_CFG_1G: | |
34f80b04 EG |
8061 | bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR + |
8062 | port*0x10); | |
8063 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea ET |
8064 | break; |
8065 | ||
8066 | case SWITCH_CFG_10G: | |
34f80b04 EG |
8067 | bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR + |
8068 | port*0x18); | |
8069 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea ET |
8070 | break; |
8071 | ||
8072 | default: | |
8073 | BNX2X_ERR("BAD switch_cfg link_config 0x%x\n", | |
a22f0788 | 8074 | bp->port.link_config[0]); |
a2fbb9ea ET |
8075 | return; |
8076 | } | |
a22f0788 YR |
8077 | /* mask what we support according to speed_cap_mask per configuration */ |
8078 | for (idx = 0; idx < cfg_size; idx++) { | |
8079 | if (!(bp->link_params.speed_cap_mask[idx] & | |
c18487ee | 8080 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) |
a22f0788 | 8081 | bp->port.supported[idx] &= ~SUPPORTED_10baseT_Half; |
a2fbb9ea | 8082 | |
a22f0788 | 8083 | if (!(bp->link_params.speed_cap_mask[idx] & |
c18487ee | 8084 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL)) |
a22f0788 | 8085 | bp->port.supported[idx] &= ~SUPPORTED_10baseT_Full; |
a2fbb9ea | 8086 | |
a22f0788 | 8087 | if (!(bp->link_params.speed_cap_mask[idx] & |
c18487ee | 8088 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)) |
a22f0788 | 8089 | bp->port.supported[idx] &= ~SUPPORTED_100baseT_Half; |
a2fbb9ea | 8090 | |
a22f0788 | 8091 | if (!(bp->link_params.speed_cap_mask[idx] & |
c18487ee | 8092 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL)) |
a22f0788 | 8093 | bp->port.supported[idx] &= ~SUPPORTED_100baseT_Full; |
a2fbb9ea | 8094 | |
a22f0788 | 8095 | if (!(bp->link_params.speed_cap_mask[idx] & |
c18487ee | 8096 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) |
a22f0788 | 8097 | bp->port.supported[idx] &= ~(SUPPORTED_1000baseT_Half | |
f85582f8 | 8098 | SUPPORTED_1000baseT_Full); |
a2fbb9ea | 8099 | |
a22f0788 | 8100 | if (!(bp->link_params.speed_cap_mask[idx] & |
c18487ee | 8101 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) |
a22f0788 | 8102 | bp->port.supported[idx] &= ~SUPPORTED_2500baseX_Full; |
a2fbb9ea | 8103 | |
a22f0788 | 8104 | if (!(bp->link_params.speed_cap_mask[idx] & |
c18487ee | 8105 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) |
a22f0788 YR |
8106 | bp->port.supported[idx] &= ~SUPPORTED_10000baseT_Full; |
8107 | ||
8108 | } | |
a2fbb9ea | 8109 | |
a22f0788 YR |
8110 | BNX2X_DEV_INFO("supported 0x%x 0x%x\n", bp->port.supported[0], |
8111 | bp->port.supported[1]); | |
a2fbb9ea ET |
8112 | } |
8113 | ||
34f80b04 | 8114 | static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp) |
a2fbb9ea | 8115 | { |
a22f0788 YR |
8116 | u32 link_config, idx, cfg_size = 0; |
8117 | bp->port.advertising[0] = 0; | |
8118 | bp->port.advertising[1] = 0; | |
8119 | switch (bp->link_params.num_phys) { | |
8120 | case 1: | |
8121 | case 2: | |
8122 | cfg_size = 1; | |
8123 | break; | |
8124 | case 3: | |
8125 | cfg_size = 2; | |
8126 | break; | |
8127 | } | |
8128 | for (idx = 0; idx < cfg_size; idx++) { | |
8129 | bp->link_params.req_duplex[idx] = DUPLEX_FULL; | |
8130 | link_config = bp->port.link_config[idx]; | |
8131 | switch (link_config & PORT_FEATURE_LINK_SPEED_MASK) { | |
f85582f8 | 8132 | case PORT_FEATURE_LINK_SPEED_AUTO: |
a22f0788 YR |
8133 | if (bp->port.supported[idx] & SUPPORTED_Autoneg) { |
8134 | bp->link_params.req_line_speed[idx] = | |
8135 | SPEED_AUTO_NEG; | |
8136 | bp->port.advertising[idx] |= | |
8137 | bp->port.supported[idx]; | |
f85582f8 DK |
8138 | } else { |
8139 | /* force 10G, no AN */ | |
a22f0788 YR |
8140 | bp->link_params.req_line_speed[idx] = |
8141 | SPEED_10000; | |
8142 | bp->port.advertising[idx] |= | |
8143 | (ADVERTISED_10000baseT_Full | | |
f85582f8 | 8144 | ADVERTISED_FIBRE); |
a22f0788 | 8145 | continue; |
f85582f8 DK |
8146 | } |
8147 | break; | |
a2fbb9ea | 8148 | |
f85582f8 | 8149 | case PORT_FEATURE_LINK_SPEED_10M_FULL: |
a22f0788 YR |
8150 | if (bp->port.supported[idx] & SUPPORTED_10baseT_Full) { |
8151 | bp->link_params.req_line_speed[idx] = | |
8152 | SPEED_10; | |
8153 | bp->port.advertising[idx] |= | |
8154 | (ADVERTISED_10baseT_Full | | |
f85582f8 DK |
8155 | ADVERTISED_TP); |
8156 | } else { | |
8157 | BNX2X_ERROR("NVRAM config error. " | |
8158 | "Invalid link_config 0x%x" | |
8159 | " speed_cap_mask 0x%x\n", | |
8160 | link_config, | |
a22f0788 | 8161 | bp->link_params.speed_cap_mask[idx]); |
f85582f8 DK |
8162 | return; |
8163 | } | |
8164 | break; | |
a2fbb9ea | 8165 | |
f85582f8 | 8166 | case PORT_FEATURE_LINK_SPEED_10M_HALF: |
a22f0788 YR |
8167 | if (bp->port.supported[idx] & SUPPORTED_10baseT_Half) { |
8168 | bp->link_params.req_line_speed[idx] = | |
8169 | SPEED_10; | |
8170 | bp->link_params.req_duplex[idx] = | |
8171 | DUPLEX_HALF; | |
8172 | bp->port.advertising[idx] |= | |
8173 | (ADVERTISED_10baseT_Half | | |
f85582f8 DK |
8174 | ADVERTISED_TP); |
8175 | } else { | |
8176 | BNX2X_ERROR("NVRAM config error. " | |
8177 | "Invalid link_config 0x%x" | |
8178 | " speed_cap_mask 0x%x\n", | |
8179 | link_config, | |
8180 | bp->link_params.speed_cap_mask[idx]); | |
8181 | return; | |
8182 | } | |
8183 | break; | |
a2fbb9ea | 8184 | |
f85582f8 DK |
8185 | case PORT_FEATURE_LINK_SPEED_100M_FULL: |
8186 | if (bp->port.supported[idx] & | |
8187 | SUPPORTED_100baseT_Full) { | |
a22f0788 YR |
8188 | bp->link_params.req_line_speed[idx] = |
8189 | SPEED_100; | |
8190 | bp->port.advertising[idx] |= | |
8191 | (ADVERTISED_100baseT_Full | | |
f85582f8 DK |
8192 | ADVERTISED_TP); |
8193 | } else { | |
8194 | BNX2X_ERROR("NVRAM config error. " | |
8195 | "Invalid link_config 0x%x" | |
8196 | " speed_cap_mask 0x%x\n", | |
8197 | link_config, | |
8198 | bp->link_params.speed_cap_mask[idx]); | |
8199 | return; | |
8200 | } | |
8201 | break; | |
a2fbb9ea | 8202 | |
f85582f8 DK |
8203 | case PORT_FEATURE_LINK_SPEED_100M_HALF: |
8204 | if (bp->port.supported[idx] & | |
8205 | SUPPORTED_100baseT_Half) { | |
8206 | bp->link_params.req_line_speed[idx] = | |
8207 | SPEED_100; | |
8208 | bp->link_params.req_duplex[idx] = | |
8209 | DUPLEX_HALF; | |
a22f0788 YR |
8210 | bp->port.advertising[idx] |= |
8211 | (ADVERTISED_100baseT_Half | | |
f85582f8 DK |
8212 | ADVERTISED_TP); |
8213 | } else { | |
8214 | BNX2X_ERROR("NVRAM config error. " | |
cdaa7cb8 VZ |
8215 | "Invalid link_config 0x%x" |
8216 | " speed_cap_mask 0x%x\n", | |
a22f0788 YR |
8217 | link_config, |
8218 | bp->link_params.speed_cap_mask[idx]); | |
f85582f8 DK |
8219 | return; |
8220 | } | |
8221 | break; | |
a2fbb9ea | 8222 | |
f85582f8 | 8223 | case PORT_FEATURE_LINK_SPEED_1G: |
a22f0788 YR |
8224 | if (bp->port.supported[idx] & |
8225 | SUPPORTED_1000baseT_Full) { | |
8226 | bp->link_params.req_line_speed[idx] = | |
8227 | SPEED_1000; | |
8228 | bp->port.advertising[idx] |= | |
8229 | (ADVERTISED_1000baseT_Full | | |
f85582f8 DK |
8230 | ADVERTISED_TP); |
8231 | } else { | |
8232 | BNX2X_ERROR("NVRAM config error. " | |
cdaa7cb8 VZ |
8233 | "Invalid link_config 0x%x" |
8234 | " speed_cap_mask 0x%x\n", | |
a22f0788 YR |
8235 | link_config, |
8236 | bp->link_params.speed_cap_mask[idx]); | |
f85582f8 DK |
8237 | return; |
8238 | } | |
8239 | break; | |
a2fbb9ea | 8240 | |
f85582f8 | 8241 | case PORT_FEATURE_LINK_SPEED_2_5G: |
a22f0788 YR |
8242 | if (bp->port.supported[idx] & |
8243 | SUPPORTED_2500baseX_Full) { | |
8244 | bp->link_params.req_line_speed[idx] = | |
8245 | SPEED_2500; | |
8246 | bp->port.advertising[idx] |= | |
8247 | (ADVERTISED_2500baseX_Full | | |
34f80b04 | 8248 | ADVERTISED_TP); |
f85582f8 DK |
8249 | } else { |
8250 | BNX2X_ERROR("NVRAM config error. " | |
cdaa7cb8 VZ |
8251 | "Invalid link_config 0x%x" |
8252 | " speed_cap_mask 0x%x\n", | |
a22f0788 | 8253 | link_config, |
f85582f8 DK |
8254 | bp->link_params.speed_cap_mask[idx]); |
8255 | return; | |
8256 | } | |
8257 | break; | |
a2fbb9ea | 8258 | |
f85582f8 DK |
8259 | case PORT_FEATURE_LINK_SPEED_10G_CX4: |
8260 | case PORT_FEATURE_LINK_SPEED_10G_KX4: | |
8261 | case PORT_FEATURE_LINK_SPEED_10G_KR: | |
a22f0788 YR |
8262 | if (bp->port.supported[idx] & |
8263 | SUPPORTED_10000baseT_Full) { | |
8264 | bp->link_params.req_line_speed[idx] = | |
8265 | SPEED_10000; | |
8266 | bp->port.advertising[idx] |= | |
8267 | (ADVERTISED_10000baseT_Full | | |
34f80b04 | 8268 | ADVERTISED_FIBRE); |
f85582f8 DK |
8269 | } else { |
8270 | BNX2X_ERROR("NVRAM config error. " | |
cdaa7cb8 VZ |
8271 | "Invalid link_config 0x%x" |
8272 | " speed_cap_mask 0x%x\n", | |
a22f0788 | 8273 | link_config, |
f85582f8 DK |
8274 | bp->link_params.speed_cap_mask[idx]); |
8275 | return; | |
8276 | } | |
8277 | break; | |
a2fbb9ea | 8278 | |
f85582f8 DK |
8279 | default: |
8280 | BNX2X_ERROR("NVRAM config error. " | |
8281 | "BAD link speed link_config 0x%x\n", | |
8282 | link_config); | |
8283 | bp->link_params.req_line_speed[idx] = | |
8284 | SPEED_AUTO_NEG; | |
8285 | bp->port.advertising[idx] = | |
8286 | bp->port.supported[idx]; | |
8287 | break; | |
8288 | } | |
a2fbb9ea | 8289 | |
a22f0788 | 8290 | bp->link_params.req_flow_ctrl[idx] = (link_config & |
34f80b04 | 8291 | PORT_FEATURE_FLOW_CONTROL_MASK); |
a22f0788 YR |
8292 | if ((bp->link_params.req_flow_ctrl[idx] == |
8293 | BNX2X_FLOW_CTRL_AUTO) && | |
8294 | !(bp->port.supported[idx] & SUPPORTED_Autoneg)) { | |
8295 | bp->link_params.req_flow_ctrl[idx] = | |
8296 | BNX2X_FLOW_CTRL_NONE; | |
8297 | } | |
a2fbb9ea | 8298 | |
a22f0788 YR |
8299 | BNX2X_DEV_INFO("req_line_speed %d req_duplex %d req_flow_ctrl" |
8300 | " 0x%x advertising 0x%x\n", | |
8301 | bp->link_params.req_line_speed[idx], | |
8302 | bp->link_params.req_duplex[idx], | |
8303 | bp->link_params.req_flow_ctrl[idx], | |
8304 | bp->port.advertising[idx]); | |
8305 | } | |
a2fbb9ea ET |
8306 | } |
8307 | ||
e665bfda MC |
8308 | static void __devinit bnx2x_set_mac_buf(u8 *mac_buf, u32 mac_lo, u16 mac_hi) |
8309 | { | |
8310 | mac_hi = cpu_to_be16(mac_hi); | |
8311 | mac_lo = cpu_to_be32(mac_lo); | |
8312 | memcpy(mac_buf, &mac_hi, sizeof(mac_hi)); | |
8313 | memcpy(mac_buf + sizeof(mac_hi), &mac_lo, sizeof(mac_lo)); | |
8314 | } | |
8315 | ||
34f80b04 | 8316 | static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp) |
a2fbb9ea | 8317 | { |
34f80b04 | 8318 | int port = BP_PORT(bp); |
589abe3a | 8319 | u32 config; |
6f38ad93 | 8320 | u32 ext_phy_type, ext_phy_config; |
a2fbb9ea | 8321 | |
c18487ee | 8322 | bp->link_params.bp = bp; |
34f80b04 | 8323 | bp->link_params.port = port; |
c18487ee | 8324 | |
c18487ee | 8325 | bp->link_params.lane_config = |
a2fbb9ea | 8326 | SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config); |
4d295db0 | 8327 | |
a22f0788 | 8328 | bp->link_params.speed_cap_mask[0] = |
a2fbb9ea ET |
8329 | SHMEM_RD(bp, |
8330 | dev_info.port_hw_config[port].speed_capability_mask); | |
a22f0788 YR |
8331 | bp->link_params.speed_cap_mask[1] = |
8332 | SHMEM_RD(bp, | |
8333 | dev_info.port_hw_config[port].speed_capability_mask2); | |
8334 | bp->port.link_config[0] = | |
a2fbb9ea ET |
8335 | SHMEM_RD(bp, dev_info.port_feature_config[port].link_config); |
8336 | ||
a22f0788 YR |
8337 | bp->port.link_config[1] = |
8338 | SHMEM_RD(bp, dev_info.port_feature_config[port].link_config2); | |
c2c8b03e | 8339 | |
a22f0788 YR |
8340 | bp->link_params.multi_phy_config = |
8341 | SHMEM_RD(bp, dev_info.port_hw_config[port].multi_phy_config); | |
3ce2c3f9 EG |
8342 | /* If the device is capable of WoL, set the default state according |
8343 | * to the HW | |
8344 | */ | |
4d295db0 | 8345 | config = SHMEM_RD(bp, dev_info.port_feature_config[port].config); |
3ce2c3f9 EG |
8346 | bp->wol = (!(bp->flags & NO_WOL_FLAG) && |
8347 | (config & PORT_FEATURE_WOL_ENABLED)); | |
8348 | ||
f85582f8 | 8349 | BNX2X_DEV_INFO("lane_config 0x%08x " |
a22f0788 | 8350 | "speed_cap_mask0 0x%08x link_config0 0x%08x\n", |
c18487ee | 8351 | bp->link_params.lane_config, |
a22f0788 YR |
8352 | bp->link_params.speed_cap_mask[0], |
8353 | bp->port.link_config[0]); | |
a2fbb9ea | 8354 | |
a22f0788 | 8355 | bp->link_params.switch_cfg = (bp->port.link_config[0] & |
f85582f8 | 8356 | PORT_FEATURE_CONNECTED_SWITCH_MASK); |
b7737c9b | 8357 | bnx2x_phy_probe(&bp->link_params); |
c18487ee | 8358 | bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg); |
a2fbb9ea ET |
8359 | |
8360 | bnx2x_link_settings_requested(bp); | |
8361 | ||
01cd4528 EG |
8362 | /* |
8363 | * If connected directly, work with the internal PHY, otherwise, work | |
8364 | * with the external PHY | |
8365 | */ | |
b7737c9b YR |
8366 | ext_phy_config = |
8367 | SHMEM_RD(bp, | |
8368 | dev_info.port_hw_config[port].external_phy_config); | |
8369 | ext_phy_type = XGXS_EXT_PHY_TYPE(ext_phy_config); | |
01cd4528 | 8370 | if (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) |
b7737c9b | 8371 | bp->mdio.prtad = bp->port.phy_addr; |
01cd4528 EG |
8372 | |
8373 | else if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) && | |
8374 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN)) | |
8375 | bp->mdio.prtad = | |
b7737c9b | 8376 | XGXS_EXT_PHY_ADDR(ext_phy_config); |
5866df6d YR |
8377 | |
8378 | /* | |
8379 | * Check if hw lock is required to access MDC/MDIO bus to the PHY(s) | |
8380 | * In MF mode, it is set to cover self test cases | |
8381 | */ | |
8382 | if (IS_MF(bp)) | |
8383 | bp->port.need_hw_lock = 1; | |
8384 | else | |
8385 | bp->port.need_hw_lock = bnx2x_hw_lock_required(bp, | |
8386 | bp->common.shmem_base, | |
8387 | bp->common.shmem2_base); | |
0793f83f | 8388 | } |
01cd4528 | 8389 | |
2ba45142 VZ |
8390 | #ifdef BCM_CNIC |
8391 | static void __devinit bnx2x_get_cnic_info(struct bnx2x *bp) | |
8392 | { | |
8393 | u32 max_iscsi_conn = FW_ENCODE_32BIT_PATTERN ^ SHMEM_RD(bp, | |
8394 | drv_lic_key[BP_PORT(bp)].max_iscsi_conn); | |
8395 | u32 max_fcoe_conn = FW_ENCODE_32BIT_PATTERN ^ SHMEM_RD(bp, | |
8396 | drv_lic_key[BP_PORT(bp)].max_fcoe_conn); | |
8397 | ||
8398 | /* Get the number of maximum allowed iSCSI and FCoE connections */ | |
8399 | bp->cnic_eth_dev.max_iscsi_conn = | |
8400 | (max_iscsi_conn & BNX2X_MAX_ISCSI_INIT_CONN_MASK) >> | |
8401 | BNX2X_MAX_ISCSI_INIT_CONN_SHIFT; | |
8402 | ||
8403 | bp->cnic_eth_dev.max_fcoe_conn = | |
8404 | (max_fcoe_conn & BNX2X_MAX_FCOE_INIT_CONN_MASK) >> | |
8405 | BNX2X_MAX_FCOE_INIT_CONN_SHIFT; | |
8406 | ||
8407 | BNX2X_DEV_INFO("max_iscsi_conn 0x%x max_fcoe_conn 0x%x\n", | |
8408 | bp->cnic_eth_dev.max_iscsi_conn, | |
8409 | bp->cnic_eth_dev.max_fcoe_conn); | |
8410 | ||
8411 | /* If mamimum allowed number of connections is zero - | |
8412 | * disable the feature. | |
8413 | */ | |
8414 | if (!bp->cnic_eth_dev.max_iscsi_conn) | |
8415 | bp->flags |= NO_ISCSI_OOO_FLAG | NO_ISCSI_FLAG; | |
8416 | ||
8417 | if (!bp->cnic_eth_dev.max_fcoe_conn) | |
8418 | bp->flags |= NO_FCOE_FLAG; | |
8419 | } | |
8420 | #endif | |
8421 | ||
0793f83f DK |
8422 | static void __devinit bnx2x_get_mac_hwinfo(struct bnx2x *bp) |
8423 | { | |
8424 | u32 val, val2; | |
8425 | int func = BP_ABS_FUNC(bp); | |
8426 | int port = BP_PORT(bp); | |
2ba45142 VZ |
8427 | #ifdef BCM_CNIC |
8428 | u8 *iscsi_mac = bp->cnic_eth_dev.iscsi_mac; | |
8429 | u8 *fip_mac = bp->fip_mac; | |
8430 | #endif | |
0793f83f DK |
8431 | |
8432 | if (BP_NOMCP(bp)) { | |
8433 | BNX2X_ERROR("warning: random MAC workaround active\n"); | |
8434 | random_ether_addr(bp->dev->dev_addr); | |
8435 | } else if (IS_MF(bp)) { | |
8436 | val2 = MF_CFG_RD(bp, func_mf_config[func].mac_upper); | |
8437 | val = MF_CFG_RD(bp, func_mf_config[func].mac_lower); | |
8438 | if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) && | |
8439 | (val != FUNC_MF_CFG_LOWERMAC_DEFAULT)) | |
8440 | bnx2x_set_mac_buf(bp->dev->dev_addr, val, val2); | |
37b091ba MC |
8441 | |
8442 | #ifdef BCM_CNIC | |
2ba45142 VZ |
8443 | /* iSCSI and FCoE NPAR MACs: if there is no either iSCSI or |
8444 | * FCoE MAC then the appropriate feature should be disabled. | |
8445 | */ | |
0793f83f DK |
8446 | if (IS_MF_SI(bp)) { |
8447 | u32 cfg = MF_CFG_RD(bp, func_ext_config[func].func_cfg); | |
8448 | if (cfg & MACP_FUNC_CFG_FLAGS_ISCSI_OFFLOAD) { | |
8449 | val2 = MF_CFG_RD(bp, func_ext_config[func]. | |
8450 | iscsi_mac_addr_upper); | |
8451 | val = MF_CFG_RD(bp, func_ext_config[func]. | |
8452 | iscsi_mac_addr_lower); | |
2ba45142 VZ |
8453 | BNX2X_DEV_INFO("Read iSCSI MAC: " |
8454 | "0x%x:0x%04x\n", val2, val); | |
8455 | bnx2x_set_mac_buf(iscsi_mac, val, val2); | |
8456 | ||
8457 | /* Disable iSCSI OOO if MAC configuration is | |
8458 | * invalid. | |
8459 | */ | |
8460 | if (!is_valid_ether_addr(iscsi_mac)) { | |
8461 | bp->flags |= NO_ISCSI_OOO_FLAG | | |
8462 | NO_ISCSI_FLAG; | |
8463 | memset(iscsi_mac, 0, ETH_ALEN); | |
8464 | } | |
8465 | } else | |
8466 | bp->flags |= NO_ISCSI_OOO_FLAG | NO_ISCSI_FLAG; | |
8467 | ||
8468 | if (cfg & MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD) { | |
8469 | val2 = MF_CFG_RD(bp, func_ext_config[func]. | |
8470 | fcoe_mac_addr_upper); | |
8471 | val = MF_CFG_RD(bp, func_ext_config[func]. | |
8472 | fcoe_mac_addr_lower); | |
8473 | BNX2X_DEV_INFO("Read FCoE MAC to " | |
8474 | "0x%x:0x%04x\n", val2, val); | |
8475 | bnx2x_set_mac_buf(fip_mac, val, val2); | |
8476 | ||
8477 | /* Disable FCoE if MAC configuration is | |
8478 | * invalid. | |
8479 | */ | |
8480 | if (!is_valid_ether_addr(fip_mac)) { | |
8481 | bp->flags |= NO_FCOE_FLAG; | |
8482 | memset(bp->fip_mac, 0, ETH_ALEN); | |
8483 | } | |
8484 | } else | |
8485 | bp->flags |= NO_FCOE_FLAG; | |
0793f83f | 8486 | } |
37b091ba | 8487 | #endif |
0793f83f DK |
8488 | } else { |
8489 | /* in SF read MACs from port configuration */ | |
8490 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper); | |
8491 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower); | |
8492 | bnx2x_set_mac_buf(bp->dev->dev_addr, val, val2); | |
8493 | ||
8494 | #ifdef BCM_CNIC | |
8495 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port]. | |
8496 | iscsi_mac_upper); | |
8497 | val = SHMEM_RD(bp, dev_info.port_hw_config[port]. | |
8498 | iscsi_mac_lower); | |
2ba45142 | 8499 | bnx2x_set_mac_buf(iscsi_mac, val, val2); |
0793f83f DK |
8500 | #endif |
8501 | } | |
8502 | ||
8503 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN); | |
8504 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
8505 | ||
ec6ba945 | 8506 | #ifdef BCM_CNIC |
2ba45142 | 8507 | /* Set the FCoE MAC in modes other then MF_SI */ |
ec6ba945 VZ |
8508 | if (!CHIP_IS_E1x(bp)) { |
8509 | if (IS_MF_SD(bp)) | |
2ba45142 VZ |
8510 | memcpy(fip_mac, bp->dev->dev_addr, ETH_ALEN); |
8511 | else if (!IS_MF(bp)) | |
8512 | memcpy(fip_mac, iscsi_mac, ETH_ALEN); | |
ec6ba945 VZ |
8513 | } |
8514 | #endif | |
34f80b04 EG |
8515 | } |
8516 | ||
8517 | static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp) | |
8518 | { | |
0793f83f DK |
8519 | int /*abs*/func = BP_ABS_FUNC(bp); |
8520 | int vn, port; | |
8521 | u32 val = 0; | |
34f80b04 | 8522 | int rc = 0; |
a2fbb9ea | 8523 | |
34f80b04 | 8524 | bnx2x_get_common_hwinfo(bp); |
a2fbb9ea | 8525 | |
f2e0899f DK |
8526 | if (CHIP_IS_E1x(bp)) { |
8527 | bp->common.int_block = INT_BLOCK_HC; | |
8528 | ||
8529 | bp->igu_dsb_id = DEF_SB_IGU_ID; | |
8530 | bp->igu_base_sb = 0; | |
ec6ba945 VZ |
8531 | bp->igu_sb_cnt = min_t(u8, FP_SB_MAX_E1x, |
8532 | NUM_IGU_SB_REQUIRED(bp->l2_cid_count)); | |
f2e0899f DK |
8533 | } else { |
8534 | bp->common.int_block = INT_BLOCK_IGU; | |
8535 | val = REG_RD(bp, IGU_REG_BLOCK_CONFIGURATION); | |
8536 | if (val & IGU_BLOCK_CONFIGURATION_REG_BACKWARD_COMP_EN) { | |
8537 | DP(NETIF_MSG_PROBE, "IGU Backward Compatible Mode\n"); | |
8538 | bp->common.int_block |= INT_BLOCK_MODE_BW_COMP; | |
8539 | } else | |
8540 | DP(NETIF_MSG_PROBE, "IGU Normal Mode\n"); | |
523224a3 | 8541 | |
f2e0899f DK |
8542 | bnx2x_get_igu_cam_info(bp); |
8543 | ||
8544 | } | |
8545 | DP(NETIF_MSG_PROBE, "igu_dsb_id %d igu_base_sb %d igu_sb_cnt %d\n", | |
8546 | bp->igu_dsb_id, bp->igu_base_sb, bp->igu_sb_cnt); | |
8547 | ||
8548 | /* | |
8549 | * Initialize MF configuration | |
8550 | */ | |
523224a3 | 8551 | |
fb3bff17 DK |
8552 | bp->mf_ov = 0; |
8553 | bp->mf_mode = 0; | |
f2e0899f | 8554 | vn = BP_E1HVN(bp); |
0793f83f DK |
8555 | port = BP_PORT(bp); |
8556 | ||
f2e0899f | 8557 | if (!CHIP_IS_E1(bp) && !BP_NOMCP(bp)) { |
0793f83f DK |
8558 | DP(NETIF_MSG_PROBE, |
8559 | "shmem2base 0x%x, size %d, mfcfg offset %d\n", | |
8560 | bp->common.shmem2_base, SHMEM2_RD(bp, size), | |
8561 | (u32)offsetof(struct shmem2_region, mf_cfg_addr)); | |
f2e0899f DK |
8562 | if (SHMEM2_HAS(bp, mf_cfg_addr)) |
8563 | bp->common.mf_cfg_base = SHMEM2_RD(bp, mf_cfg_addr); | |
8564 | else | |
8565 | bp->common.mf_cfg_base = bp->common.shmem_base + | |
523224a3 DK |
8566 | offsetof(struct shmem_region, func_mb) + |
8567 | E1H_FUNC_MAX * sizeof(struct drv_func_mb); | |
0793f83f DK |
8568 | /* |
8569 | * get mf configuration: | |
8570 | * 1. existance of MF configuration | |
8571 | * 2. MAC address must be legal (check only upper bytes) | |
8572 | * for Switch-Independent mode; | |
8573 | * OVLAN must be legal for Switch-Dependent mode | |
8574 | * 3. SF_MODE configures specific MF mode | |
8575 | */ | |
8576 | if (bp->common.mf_cfg_base != SHMEM_MF_CFG_ADDR_NONE) { | |
8577 | /* get mf configuration */ | |
8578 | val = SHMEM_RD(bp, | |
8579 | dev_info.shared_feature_config.config); | |
8580 | val &= SHARED_FEAT_CFG_FORCE_SF_MODE_MASK; | |
8581 | ||
8582 | switch (val) { | |
8583 | case SHARED_FEAT_CFG_FORCE_SF_MODE_SWITCH_INDEPT: | |
8584 | val = MF_CFG_RD(bp, func_mf_config[func]. | |
8585 | mac_upper); | |
8586 | /* check for legal mac (upper bytes)*/ | |
8587 | if (val != 0xffff) { | |
8588 | bp->mf_mode = MULTI_FUNCTION_SI; | |
8589 | bp->mf_config[vn] = MF_CFG_RD(bp, | |
8590 | func_mf_config[func].config); | |
8591 | } else | |
8592 | DP(NETIF_MSG_PROBE, "illegal MAC " | |
8593 | "address for SI\n"); | |
8594 | break; | |
8595 | case SHARED_FEAT_CFG_FORCE_SF_MODE_MF_ALLOWED: | |
8596 | /* get OV configuration */ | |
8597 | val = MF_CFG_RD(bp, | |
8598 | func_mf_config[FUNC_0].e1hov_tag); | |
8599 | val &= FUNC_MF_CFG_E1HOV_TAG_MASK; | |
8600 | ||
8601 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) { | |
8602 | bp->mf_mode = MULTI_FUNCTION_SD; | |
8603 | bp->mf_config[vn] = MF_CFG_RD(bp, | |
8604 | func_mf_config[func].config); | |
8605 | } else | |
8606 | DP(NETIF_MSG_PROBE, "illegal OV for " | |
8607 | "SD\n"); | |
8608 | break; | |
8609 | default: | |
8610 | /* Unknown configuration: reset mf_config */ | |
8611 | bp->mf_config[vn] = 0; | |
8612 | DP(NETIF_MSG_PROBE, "Unkown MF mode 0x%x\n", | |
8613 | val); | |
8614 | } | |
8615 | } | |
a2fbb9ea | 8616 | |
2691d51d | 8617 | BNX2X_DEV_INFO("%s function mode\n", |
fb3bff17 | 8618 | IS_MF(bp) ? "multi" : "single"); |
2691d51d | 8619 | |
0793f83f DK |
8620 | switch (bp->mf_mode) { |
8621 | case MULTI_FUNCTION_SD: | |
8622 | val = MF_CFG_RD(bp, func_mf_config[func].e1hov_tag) & | |
8623 | FUNC_MF_CFG_E1HOV_TAG_MASK; | |
2691d51d | 8624 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) { |
fb3bff17 | 8625 | bp->mf_ov = val; |
0793f83f DK |
8626 | BNX2X_DEV_INFO("MF OV for func %d is %d" |
8627 | " (0x%04x)\n", func, | |
8628 | bp->mf_ov, bp->mf_ov); | |
2691d51d | 8629 | } else { |
0793f83f DK |
8630 | BNX2X_ERR("No valid MF OV for func %d," |
8631 | " aborting\n", func); | |
34f80b04 EG |
8632 | rc = -EPERM; |
8633 | } | |
0793f83f DK |
8634 | break; |
8635 | case MULTI_FUNCTION_SI: | |
8636 | BNX2X_DEV_INFO("func %d is in MF " | |
8637 | "switch-independent mode\n", func); | |
8638 | break; | |
8639 | default: | |
8640 | if (vn) { | |
8641 | BNX2X_ERR("VN %d in single function mode," | |
8642 | " aborting\n", vn); | |
2691d51d EG |
8643 | rc = -EPERM; |
8644 | } | |
0793f83f | 8645 | break; |
34f80b04 | 8646 | } |
0793f83f | 8647 | |
34f80b04 | 8648 | } |
a2fbb9ea | 8649 | |
f2e0899f DK |
8650 | /* adjust igu_sb_cnt to MF for E1x */ |
8651 | if (CHIP_IS_E1x(bp) && IS_MF(bp)) | |
523224a3 DK |
8652 | bp->igu_sb_cnt /= E1HVN_MAX; |
8653 | ||
f2e0899f DK |
8654 | /* |
8655 | * adjust E2 sb count: to be removed when FW will support | |
8656 | * more then 16 L2 clients | |
8657 | */ | |
8658 | #define MAX_L2_CLIENTS 16 | |
8659 | if (CHIP_IS_E2(bp)) | |
8660 | bp->igu_sb_cnt = min_t(u8, bp->igu_sb_cnt, | |
8661 | MAX_L2_CLIENTS / (IS_MF(bp) ? 4 : 1)); | |
8662 | ||
34f80b04 EG |
8663 | if (!BP_NOMCP(bp)) { |
8664 | bnx2x_get_port_hwinfo(bp); | |
8665 | ||
f2e0899f DK |
8666 | bp->fw_seq = |
8667 | (SHMEM_RD(bp, func_mb[BP_FW_MB_IDX(bp)].drv_mb_header) & | |
8668 | DRV_MSG_SEQ_NUMBER_MASK); | |
34f80b04 EG |
8669 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); |
8670 | } | |
8671 | ||
0793f83f DK |
8672 | /* Get MAC addresses */ |
8673 | bnx2x_get_mac_hwinfo(bp); | |
a2fbb9ea | 8674 | |
2ba45142 VZ |
8675 | #ifdef BCM_CNIC |
8676 | bnx2x_get_cnic_info(bp); | |
8677 | #endif | |
8678 | ||
34f80b04 EG |
8679 | return rc; |
8680 | } | |
8681 | ||
34f24c7f VZ |
8682 | static void __devinit bnx2x_read_fwinfo(struct bnx2x *bp) |
8683 | { | |
8684 | int cnt, i, block_end, rodi; | |
8685 | char vpd_data[BNX2X_VPD_LEN+1]; | |
8686 | char str_id_reg[VENDOR_ID_LEN+1]; | |
8687 | char str_id_cap[VENDOR_ID_LEN+1]; | |
8688 | u8 len; | |
8689 | ||
8690 | cnt = pci_read_vpd(bp->pdev, 0, BNX2X_VPD_LEN, vpd_data); | |
8691 | memset(bp->fw_ver, 0, sizeof(bp->fw_ver)); | |
8692 | ||
8693 | if (cnt < BNX2X_VPD_LEN) | |
8694 | goto out_not_found; | |
8695 | ||
8696 | i = pci_vpd_find_tag(vpd_data, 0, BNX2X_VPD_LEN, | |
8697 | PCI_VPD_LRDT_RO_DATA); | |
8698 | if (i < 0) | |
8699 | goto out_not_found; | |
8700 | ||
8701 | ||
8702 | block_end = i + PCI_VPD_LRDT_TAG_SIZE + | |
8703 | pci_vpd_lrdt_size(&vpd_data[i]); | |
8704 | ||
8705 | i += PCI_VPD_LRDT_TAG_SIZE; | |
8706 | ||
8707 | if (block_end > BNX2X_VPD_LEN) | |
8708 | goto out_not_found; | |
8709 | ||
8710 | rodi = pci_vpd_find_info_keyword(vpd_data, i, block_end, | |
8711 | PCI_VPD_RO_KEYWORD_MFR_ID); | |
8712 | if (rodi < 0) | |
8713 | goto out_not_found; | |
8714 | ||
8715 | len = pci_vpd_info_field_size(&vpd_data[rodi]); | |
8716 | ||
8717 | if (len != VENDOR_ID_LEN) | |
8718 | goto out_not_found; | |
8719 | ||
8720 | rodi += PCI_VPD_INFO_FLD_HDR_SIZE; | |
8721 | ||
8722 | /* vendor specific info */ | |
8723 | snprintf(str_id_reg, VENDOR_ID_LEN + 1, "%04x", PCI_VENDOR_ID_DELL); | |
8724 | snprintf(str_id_cap, VENDOR_ID_LEN + 1, "%04X", PCI_VENDOR_ID_DELL); | |
8725 | if (!strncmp(str_id_reg, &vpd_data[rodi], VENDOR_ID_LEN) || | |
8726 | !strncmp(str_id_cap, &vpd_data[rodi], VENDOR_ID_LEN)) { | |
8727 | ||
8728 | rodi = pci_vpd_find_info_keyword(vpd_data, i, block_end, | |
8729 | PCI_VPD_RO_KEYWORD_VENDOR0); | |
8730 | if (rodi >= 0) { | |
8731 | len = pci_vpd_info_field_size(&vpd_data[rodi]); | |
8732 | ||
8733 | rodi += PCI_VPD_INFO_FLD_HDR_SIZE; | |
8734 | ||
8735 | if (len < 32 && (len + rodi) <= BNX2X_VPD_LEN) { | |
8736 | memcpy(bp->fw_ver, &vpd_data[rodi], len); | |
8737 | bp->fw_ver[len] = ' '; | |
8738 | } | |
8739 | } | |
8740 | return; | |
8741 | } | |
8742 | out_not_found: | |
8743 | return; | |
8744 | } | |
8745 | ||
34f80b04 EG |
8746 | static int __devinit bnx2x_init_bp(struct bnx2x *bp) |
8747 | { | |
f2e0899f | 8748 | int func; |
87942b46 | 8749 | int timer_interval; |
34f80b04 EG |
8750 | int rc; |
8751 | ||
da5a662a VZ |
8752 | /* Disable interrupt handling until HW is initialized */ |
8753 | atomic_set(&bp->intr_sem, 1); | |
e1510706 | 8754 | smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */ |
da5a662a | 8755 | |
34f80b04 | 8756 | mutex_init(&bp->port.phy_mutex); |
c4ff7cbf | 8757 | mutex_init(&bp->fw_mb_mutex); |
bb7e95c8 | 8758 | spin_lock_init(&bp->stats_lock); |
993ac7b5 MC |
8759 | #ifdef BCM_CNIC |
8760 | mutex_init(&bp->cnic_mutex); | |
8761 | #endif | |
a2fbb9ea | 8762 | |
1cf167f2 | 8763 | INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task); |
72fd0718 | 8764 | INIT_DELAYED_WORK(&bp->reset_task, bnx2x_reset_task); |
34f80b04 EG |
8765 | |
8766 | rc = bnx2x_get_hwinfo(bp); | |
8767 | ||
523224a3 DK |
8768 | if (!rc) |
8769 | rc = bnx2x_alloc_mem_bp(bp); | |
8770 | ||
34f24c7f | 8771 | bnx2x_read_fwinfo(bp); |
f2e0899f DK |
8772 | |
8773 | func = BP_FUNC(bp); | |
8774 | ||
34f80b04 EG |
8775 | /* need to reset chip if undi was active */ |
8776 | if (!BP_NOMCP(bp)) | |
8777 | bnx2x_undi_unload(bp); | |
8778 | ||
8779 | if (CHIP_REV_IS_FPGA(bp)) | |
cdaa7cb8 | 8780 | dev_err(&bp->pdev->dev, "FPGA detected\n"); |
34f80b04 EG |
8781 | |
8782 | if (BP_NOMCP(bp) && (func == 0)) | |
cdaa7cb8 VZ |
8783 | dev_err(&bp->pdev->dev, "MCP disabled, " |
8784 | "must load devices in order!\n"); | |
34f80b04 | 8785 | |
555f6c78 | 8786 | bp->multi_mode = multi_mode; |
5d7cd496 | 8787 | bp->int_mode = int_mode; |
555f6c78 | 8788 | |
4fd89b7a DK |
8789 | bp->dev->features |= NETIF_F_GRO; |
8790 | ||
7a9b2557 VZ |
8791 | /* Set TPA flags */ |
8792 | if (disable_tpa) { | |
8793 | bp->flags &= ~TPA_ENABLE_FLAG; | |
8794 | bp->dev->features &= ~NETIF_F_LRO; | |
8795 | } else { | |
8796 | bp->flags |= TPA_ENABLE_FLAG; | |
8797 | bp->dev->features |= NETIF_F_LRO; | |
8798 | } | |
5d7cd496 | 8799 | bp->disable_tpa = disable_tpa; |
7a9b2557 | 8800 | |
a18f5128 EG |
8801 | if (CHIP_IS_E1(bp)) |
8802 | bp->dropless_fc = 0; | |
8803 | else | |
8804 | bp->dropless_fc = dropless_fc; | |
8805 | ||
8d5726c4 | 8806 | bp->mrrs = mrrs; |
7a9b2557 | 8807 | |
34f80b04 | 8808 | bp->tx_ring_size = MAX_TX_AVAIL; |
34f80b04 EG |
8809 | |
8810 | bp->rx_csum = 1; | |
34f80b04 | 8811 | |
7d323bfd | 8812 | /* make sure that the numbers are in the right granularity */ |
523224a3 DK |
8813 | bp->tx_ticks = (50 / BNX2X_BTR) * BNX2X_BTR; |
8814 | bp->rx_ticks = (25 / BNX2X_BTR) * BNX2X_BTR; | |
34f80b04 | 8815 | |
87942b46 EG |
8816 | timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ); |
8817 | bp->current_interval = (poll ? poll : timer_interval); | |
34f80b04 EG |
8818 | |
8819 | init_timer(&bp->timer); | |
8820 | bp->timer.expires = jiffies + bp->current_interval; | |
8821 | bp->timer.data = (unsigned long) bp; | |
8822 | bp->timer.function = bnx2x_timer; | |
8823 | ||
785b9b1a | 8824 | bnx2x_dcbx_set_state(bp, true, BNX2X_DCBX_ENABLED_ON_NEG_ON); |
e4901dde VZ |
8825 | bnx2x_dcbx_init_params(bp); |
8826 | ||
34f80b04 | 8827 | return rc; |
a2fbb9ea ET |
8828 | } |
8829 | ||
a2fbb9ea | 8830 | |
de0c62db DK |
8831 | /**************************************************************************** |
8832 | * General service functions | |
8833 | ****************************************************************************/ | |
a2fbb9ea | 8834 | |
bb2a0f7a | 8835 | /* called with rtnl_lock */ |
a2fbb9ea ET |
8836 | static int bnx2x_open(struct net_device *dev) |
8837 | { | |
8838 | struct bnx2x *bp = netdev_priv(dev); | |
8839 | ||
6eccabb3 EG |
8840 | netif_carrier_off(dev); |
8841 | ||
a2fbb9ea ET |
8842 | bnx2x_set_power_state(bp, PCI_D0); |
8843 | ||
72fd0718 VZ |
8844 | if (!bnx2x_reset_is_done(bp)) { |
8845 | do { | |
8846 | /* Reset MCP mail box sequence if there is on going | |
8847 | * recovery | |
8848 | */ | |
8849 | bp->fw_seq = 0; | |
8850 | ||
8851 | /* If it's the first function to load and reset done | |
8852 | * is still not cleared it may mean that. We don't | |
8853 | * check the attention state here because it may have | |
8854 | * already been cleared by a "common" reset but we | |
8855 | * shell proceed with "process kill" anyway. | |
8856 | */ | |
8857 | if ((bnx2x_get_load_cnt(bp) == 0) && | |
8858 | bnx2x_trylock_hw_lock(bp, | |
8859 | HW_LOCK_RESOURCE_RESERVED_08) && | |
8860 | (!bnx2x_leader_reset(bp))) { | |
8861 | DP(NETIF_MSG_HW, "Recovered in open\n"); | |
8862 | break; | |
8863 | } | |
8864 | ||
8865 | bnx2x_set_power_state(bp, PCI_D3hot); | |
8866 | ||
8867 | printk(KERN_ERR"%s: Recovery flow hasn't been properly" | |
8868 | " completed yet. Try again later. If u still see this" | |
8869 | " message after a few retries then power cycle is" | |
8870 | " required.\n", bp->dev->name); | |
8871 | ||
8872 | return -EAGAIN; | |
8873 | } while (0); | |
8874 | } | |
8875 | ||
8876 | bp->recovery_state = BNX2X_RECOVERY_DONE; | |
8877 | ||
bb2a0f7a | 8878 | return bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea ET |
8879 | } |
8880 | ||
bb2a0f7a | 8881 | /* called with rtnl_lock */ |
a2fbb9ea ET |
8882 | static int bnx2x_close(struct net_device *dev) |
8883 | { | |
a2fbb9ea ET |
8884 | struct bnx2x *bp = netdev_priv(dev); |
8885 | ||
8886 | /* Unload the driver, release IRQs */ | |
bb2a0f7a | 8887 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
d3dbfee0 | 8888 | bnx2x_set_power_state(bp, PCI_D3hot); |
a2fbb9ea ET |
8889 | |
8890 | return 0; | |
8891 | } | |
8892 | ||
f5372251 | 8893 | /* called with netif_tx_lock from dev_mcast.c */ |
9f6c9258 | 8894 | void bnx2x_set_rx_mode(struct net_device *dev) |
34f80b04 EG |
8895 | { |
8896 | struct bnx2x *bp = netdev_priv(dev); | |
8897 | u32 rx_mode = BNX2X_RX_MODE_NORMAL; | |
8898 | int port = BP_PORT(bp); | |
8899 | ||
8900 | if (bp->state != BNX2X_STATE_OPEN) { | |
8901 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); | |
8902 | return; | |
8903 | } | |
8904 | ||
8905 | DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags); | |
8906 | ||
8907 | if (dev->flags & IFF_PROMISC) | |
8908 | rx_mode = BNX2X_RX_MODE_PROMISC; | |
34f80b04 | 8909 | else if ((dev->flags & IFF_ALLMULTI) || |
4cd24eaf JP |
8910 | ((netdev_mc_count(dev) > BNX2X_MAX_MULTICAST) && |
8911 | CHIP_IS_E1(bp))) | |
34f80b04 | 8912 | rx_mode = BNX2X_RX_MODE_ALLMULTI; |
34f80b04 EG |
8913 | else { /* some multicasts */ |
8914 | if (CHIP_IS_E1(bp)) { | |
523224a3 DK |
8915 | /* |
8916 | * set mc list, do not wait as wait implies sleep | |
8917 | * and set_rx_mode can be invoked from non-sleepable | |
8918 | * context | |
8919 | */ | |
8920 | u8 offset = (CHIP_REV_IS_SLOW(bp) ? | |
8921 | BNX2X_MAX_EMUL_MULTI*(1 + port) : | |
8922 | BNX2X_MAX_MULTICAST*(1 + port)); | |
e665bfda | 8923 | |
523224a3 | 8924 | bnx2x_set_e1_mc_list(bp, offset); |
34f80b04 EG |
8925 | } else { /* E1H */ |
8926 | /* Accept one or more multicasts */ | |
22bedad3 | 8927 | struct netdev_hw_addr *ha; |
34f80b04 EG |
8928 | u32 mc_filter[MC_HASH_SIZE]; |
8929 | u32 crc, bit, regidx; | |
8930 | int i; | |
8931 | ||
8932 | memset(mc_filter, 0, 4 * MC_HASH_SIZE); | |
8933 | ||
22bedad3 | 8934 | netdev_for_each_mc_addr(ha, dev) { |
7c510e4b | 8935 | DP(NETIF_MSG_IFUP, "Adding mcast MAC: %pM\n", |
523224a3 | 8936 | bnx2x_mc_addr(ha)); |
34f80b04 | 8937 | |
523224a3 DK |
8938 | crc = crc32c_le(0, bnx2x_mc_addr(ha), |
8939 | ETH_ALEN); | |
34f80b04 EG |
8940 | bit = (crc >> 24) & 0xff; |
8941 | regidx = bit >> 5; | |
8942 | bit &= 0x1f; | |
8943 | mc_filter[regidx] |= (1 << bit); | |
8944 | } | |
8945 | ||
8946 | for (i = 0; i < MC_HASH_SIZE; i++) | |
8947 | REG_WR(bp, MC_HASH_OFFSET(bp, i), | |
8948 | mc_filter[i]); | |
8949 | } | |
8950 | } | |
8951 | ||
8952 | bp->rx_mode = rx_mode; | |
8953 | bnx2x_set_storm_rx_mode(bp); | |
8954 | } | |
8955 | ||
c18487ee | 8956 | /* called with rtnl_lock */ |
01cd4528 EG |
8957 | static int bnx2x_mdio_read(struct net_device *netdev, int prtad, |
8958 | int devad, u16 addr) | |
a2fbb9ea | 8959 | { |
01cd4528 EG |
8960 | struct bnx2x *bp = netdev_priv(netdev); |
8961 | u16 value; | |
8962 | int rc; | |
a2fbb9ea | 8963 | |
01cd4528 EG |
8964 | DP(NETIF_MSG_LINK, "mdio_read: prtad 0x%x, devad 0x%x, addr 0x%x\n", |
8965 | prtad, devad, addr); | |
a2fbb9ea | 8966 | |
01cd4528 EG |
8967 | /* The HW expects different devad if CL22 is used */ |
8968 | devad = (devad == MDIO_DEVAD_NONE) ? DEFAULT_PHY_DEV_ADDR : devad; | |
c18487ee | 8969 | |
01cd4528 | 8970 | bnx2x_acquire_phy_lock(bp); |
e10bc84d | 8971 | rc = bnx2x_phy_read(&bp->link_params, prtad, devad, addr, &value); |
01cd4528 EG |
8972 | bnx2x_release_phy_lock(bp); |
8973 | DP(NETIF_MSG_LINK, "mdio_read_val 0x%x rc = 0x%x\n", value, rc); | |
a2fbb9ea | 8974 | |
01cd4528 EG |
8975 | if (!rc) |
8976 | rc = value; | |
8977 | return rc; | |
8978 | } | |
a2fbb9ea | 8979 | |
01cd4528 EG |
8980 | /* called with rtnl_lock */ |
8981 | static int bnx2x_mdio_write(struct net_device *netdev, int prtad, int devad, | |
8982 | u16 addr, u16 value) | |
8983 | { | |
8984 | struct bnx2x *bp = netdev_priv(netdev); | |
01cd4528 EG |
8985 | int rc; |
8986 | ||
8987 | DP(NETIF_MSG_LINK, "mdio_write: prtad 0x%x, devad 0x%x, addr 0x%x," | |
8988 | " value 0x%x\n", prtad, devad, addr, value); | |
8989 | ||
01cd4528 EG |
8990 | /* The HW expects different devad if CL22 is used */ |
8991 | devad = (devad == MDIO_DEVAD_NONE) ? DEFAULT_PHY_DEV_ADDR : devad; | |
a2fbb9ea | 8992 | |
01cd4528 | 8993 | bnx2x_acquire_phy_lock(bp); |
e10bc84d | 8994 | rc = bnx2x_phy_write(&bp->link_params, prtad, devad, addr, value); |
01cd4528 EG |
8995 | bnx2x_release_phy_lock(bp); |
8996 | return rc; | |
8997 | } | |
c18487ee | 8998 | |
01cd4528 EG |
8999 | /* called with rtnl_lock */ |
9000 | static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
9001 | { | |
9002 | struct bnx2x *bp = netdev_priv(dev); | |
9003 | struct mii_ioctl_data *mdio = if_mii(ifr); | |
a2fbb9ea | 9004 | |
01cd4528 EG |
9005 | DP(NETIF_MSG_LINK, "ioctl: phy id 0x%x, reg 0x%x, val_in 0x%x\n", |
9006 | mdio->phy_id, mdio->reg_num, mdio->val_in); | |
a2fbb9ea | 9007 | |
01cd4528 EG |
9008 | if (!netif_running(dev)) |
9009 | return -EAGAIN; | |
9010 | ||
9011 | return mdio_mii_ioctl(&bp->mdio, mdio, cmd); | |
a2fbb9ea ET |
9012 | } |
9013 | ||
257ddbda | 9014 | #ifdef CONFIG_NET_POLL_CONTROLLER |
a2fbb9ea ET |
9015 | static void poll_bnx2x(struct net_device *dev) |
9016 | { | |
9017 | struct bnx2x *bp = netdev_priv(dev); | |
9018 | ||
9019 | disable_irq(bp->pdev->irq); | |
9020 | bnx2x_interrupt(bp->pdev->irq, dev); | |
9021 | enable_irq(bp->pdev->irq); | |
9022 | } | |
9023 | #endif | |
9024 | ||
c64213cd SH |
9025 | static const struct net_device_ops bnx2x_netdev_ops = { |
9026 | .ndo_open = bnx2x_open, | |
9027 | .ndo_stop = bnx2x_close, | |
9028 | .ndo_start_xmit = bnx2x_start_xmit, | |
8307fa3e | 9029 | .ndo_select_queue = bnx2x_select_queue, |
356e2385 | 9030 | .ndo_set_multicast_list = bnx2x_set_rx_mode, |
c64213cd SH |
9031 | .ndo_set_mac_address = bnx2x_change_mac_addr, |
9032 | .ndo_validate_addr = eth_validate_addr, | |
9033 | .ndo_do_ioctl = bnx2x_ioctl, | |
9034 | .ndo_change_mtu = bnx2x_change_mtu, | |
9035 | .ndo_tx_timeout = bnx2x_tx_timeout, | |
257ddbda | 9036 | #ifdef CONFIG_NET_POLL_CONTROLLER |
c64213cd SH |
9037 | .ndo_poll_controller = poll_bnx2x, |
9038 | #endif | |
9039 | }; | |
9040 | ||
34f80b04 EG |
9041 | static int __devinit bnx2x_init_dev(struct pci_dev *pdev, |
9042 | struct net_device *dev) | |
a2fbb9ea ET |
9043 | { |
9044 | struct bnx2x *bp; | |
9045 | int rc; | |
9046 | ||
9047 | SET_NETDEV_DEV(dev, &pdev->dev); | |
9048 | bp = netdev_priv(dev); | |
9049 | ||
34f80b04 EG |
9050 | bp->dev = dev; |
9051 | bp->pdev = pdev; | |
a2fbb9ea | 9052 | bp->flags = 0; |
f2e0899f | 9053 | bp->pf_num = PCI_FUNC(pdev->devfn); |
a2fbb9ea ET |
9054 | |
9055 | rc = pci_enable_device(pdev); | |
9056 | if (rc) { | |
cdaa7cb8 VZ |
9057 | dev_err(&bp->pdev->dev, |
9058 | "Cannot enable PCI device, aborting\n"); | |
a2fbb9ea ET |
9059 | goto err_out; |
9060 | } | |
9061 | ||
9062 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
cdaa7cb8 VZ |
9063 | dev_err(&bp->pdev->dev, |
9064 | "Cannot find PCI device base address, aborting\n"); | |
a2fbb9ea ET |
9065 | rc = -ENODEV; |
9066 | goto err_out_disable; | |
9067 | } | |
9068 | ||
9069 | if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { | |
cdaa7cb8 VZ |
9070 | dev_err(&bp->pdev->dev, "Cannot find second PCI device" |
9071 | " base address, aborting\n"); | |
a2fbb9ea ET |
9072 | rc = -ENODEV; |
9073 | goto err_out_disable; | |
9074 | } | |
9075 | ||
34f80b04 EG |
9076 | if (atomic_read(&pdev->enable_cnt) == 1) { |
9077 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
9078 | if (rc) { | |
cdaa7cb8 VZ |
9079 | dev_err(&bp->pdev->dev, |
9080 | "Cannot obtain PCI resources, aborting\n"); | |
34f80b04 EG |
9081 | goto err_out_disable; |
9082 | } | |
a2fbb9ea | 9083 | |
34f80b04 EG |
9084 | pci_set_master(pdev); |
9085 | pci_save_state(pdev); | |
9086 | } | |
a2fbb9ea ET |
9087 | |
9088 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
9089 | if (bp->pm_cap == 0) { | |
cdaa7cb8 VZ |
9090 | dev_err(&bp->pdev->dev, |
9091 | "Cannot find power management capability, aborting\n"); | |
a2fbb9ea ET |
9092 | rc = -EIO; |
9093 | goto err_out_release; | |
9094 | } | |
9095 | ||
9096 | bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); | |
9097 | if (bp->pcie_cap == 0) { | |
cdaa7cb8 VZ |
9098 | dev_err(&bp->pdev->dev, |
9099 | "Cannot find PCI Express capability, aborting\n"); | |
a2fbb9ea ET |
9100 | rc = -EIO; |
9101 | goto err_out_release; | |
9102 | } | |
9103 | ||
1a983142 | 9104 | if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(64)) == 0) { |
a2fbb9ea | 9105 | bp->flags |= USING_DAC_FLAG; |
1a983142 | 9106 | if (dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64)) != 0) { |
cdaa7cb8 VZ |
9107 | dev_err(&bp->pdev->dev, "dma_set_coherent_mask" |
9108 | " failed, aborting\n"); | |
a2fbb9ea ET |
9109 | rc = -EIO; |
9110 | goto err_out_release; | |
9111 | } | |
9112 | ||
1a983142 | 9113 | } else if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)) != 0) { |
cdaa7cb8 VZ |
9114 | dev_err(&bp->pdev->dev, |
9115 | "System does not support DMA, aborting\n"); | |
a2fbb9ea ET |
9116 | rc = -EIO; |
9117 | goto err_out_release; | |
9118 | } | |
9119 | ||
34f80b04 EG |
9120 | dev->mem_start = pci_resource_start(pdev, 0); |
9121 | dev->base_addr = dev->mem_start; | |
9122 | dev->mem_end = pci_resource_end(pdev, 0); | |
a2fbb9ea ET |
9123 | |
9124 | dev->irq = pdev->irq; | |
9125 | ||
275f165f | 9126 | bp->regview = pci_ioremap_bar(pdev, 0); |
a2fbb9ea | 9127 | if (!bp->regview) { |
cdaa7cb8 VZ |
9128 | dev_err(&bp->pdev->dev, |
9129 | "Cannot map register space, aborting\n"); | |
a2fbb9ea ET |
9130 | rc = -ENOMEM; |
9131 | goto err_out_release; | |
9132 | } | |
9133 | ||
34f80b04 | 9134 | bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2), |
523224a3 | 9135 | min_t(u64, BNX2X_DB_SIZE(bp), |
34f80b04 | 9136 | pci_resource_len(pdev, 2))); |
a2fbb9ea | 9137 | if (!bp->doorbells) { |
cdaa7cb8 VZ |
9138 | dev_err(&bp->pdev->dev, |
9139 | "Cannot map doorbell space, aborting\n"); | |
a2fbb9ea ET |
9140 | rc = -ENOMEM; |
9141 | goto err_out_unmap; | |
9142 | } | |
9143 | ||
9144 | bnx2x_set_power_state(bp, PCI_D0); | |
9145 | ||
34f80b04 EG |
9146 | /* clean indirect addresses */ |
9147 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
9148 | PCICFG_VENDOR_ID_OFFSET); | |
9149 | REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0); | |
9150 | REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0); | |
9151 | REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0); | |
9152 | REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0); | |
a2fbb9ea | 9153 | |
72fd0718 VZ |
9154 | /* Reset the load counter */ |
9155 | bnx2x_clear_load_cnt(bp); | |
9156 | ||
34f80b04 | 9157 | dev->watchdog_timeo = TX_TIMEOUT; |
a2fbb9ea | 9158 | |
c64213cd | 9159 | dev->netdev_ops = &bnx2x_netdev_ops; |
de0c62db | 9160 | bnx2x_set_ethtool_ops(dev); |
34f80b04 | 9161 | dev->features |= NETIF_F_SG; |
79032644 | 9162 | dev->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM; |
34f80b04 EG |
9163 | if (bp->flags & USING_DAC_FLAG) |
9164 | dev->features |= NETIF_F_HIGHDMA; | |
5316bc0b EG |
9165 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
9166 | dev->features |= NETIF_F_TSO6; | |
34f80b04 | 9167 | dev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX); |
5316bc0b EG |
9168 | |
9169 | dev->vlan_features |= NETIF_F_SG; | |
79032644 | 9170 | dev->vlan_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM; |
5316bc0b EG |
9171 | if (bp->flags & USING_DAC_FLAG) |
9172 | dev->vlan_features |= NETIF_F_HIGHDMA; | |
9173 | dev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); | |
9174 | dev->vlan_features |= NETIF_F_TSO6; | |
a2fbb9ea | 9175 | |
785b9b1a SR |
9176 | #ifdef BCM_DCB |
9177 | dev->dcbnl_ops = &bnx2x_dcbnl_ops; | |
9178 | #endif | |
9179 | ||
01cd4528 EG |
9180 | /* get_port_hwinfo() will set prtad and mmds properly */ |
9181 | bp->mdio.prtad = MDIO_PRTAD_NONE; | |
9182 | bp->mdio.mmds = 0; | |
9183 | bp->mdio.mode_support = MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22; | |
9184 | bp->mdio.dev = dev; | |
9185 | bp->mdio.mdio_read = bnx2x_mdio_read; | |
9186 | bp->mdio.mdio_write = bnx2x_mdio_write; | |
9187 | ||
a2fbb9ea ET |
9188 | return 0; |
9189 | ||
9190 | err_out_unmap: | |
9191 | if (bp->regview) { | |
9192 | iounmap(bp->regview); | |
9193 | bp->regview = NULL; | |
9194 | } | |
a2fbb9ea ET |
9195 | if (bp->doorbells) { |
9196 | iounmap(bp->doorbells); | |
9197 | bp->doorbells = NULL; | |
9198 | } | |
9199 | ||
9200 | err_out_release: | |
34f80b04 EG |
9201 | if (atomic_read(&pdev->enable_cnt) == 1) |
9202 | pci_release_regions(pdev); | |
a2fbb9ea ET |
9203 | |
9204 | err_out_disable: | |
9205 | pci_disable_device(pdev); | |
9206 | pci_set_drvdata(pdev, NULL); | |
9207 | ||
9208 | err_out: | |
9209 | return rc; | |
9210 | } | |
9211 | ||
37f9ce62 EG |
9212 | static void __devinit bnx2x_get_pcie_width_speed(struct bnx2x *bp, |
9213 | int *width, int *speed) | |
25047950 ET |
9214 | { |
9215 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
9216 | ||
37f9ce62 | 9217 | *width = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; |
25047950 | 9218 | |
37f9ce62 EG |
9219 | /* return value of 1=2.5GHz 2=5GHz */ |
9220 | *speed = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; | |
25047950 | 9221 | } |
37f9ce62 | 9222 | |
6891dd25 | 9223 | static int bnx2x_check_firmware(struct bnx2x *bp) |
94a78b79 | 9224 | { |
37f9ce62 | 9225 | const struct firmware *firmware = bp->firmware; |
94a78b79 VZ |
9226 | struct bnx2x_fw_file_hdr *fw_hdr; |
9227 | struct bnx2x_fw_file_section *sections; | |
94a78b79 | 9228 | u32 offset, len, num_ops; |
37f9ce62 | 9229 | u16 *ops_offsets; |
94a78b79 | 9230 | int i; |
37f9ce62 | 9231 | const u8 *fw_ver; |
94a78b79 VZ |
9232 | |
9233 | if (firmware->size < sizeof(struct bnx2x_fw_file_hdr)) | |
9234 | return -EINVAL; | |
9235 | ||
9236 | fw_hdr = (struct bnx2x_fw_file_hdr *)firmware->data; | |
9237 | sections = (struct bnx2x_fw_file_section *)fw_hdr; | |
9238 | ||
9239 | /* Make sure none of the offsets and sizes make us read beyond | |
9240 | * the end of the firmware data */ | |
9241 | for (i = 0; i < sizeof(*fw_hdr) / sizeof(*sections); i++) { | |
9242 | offset = be32_to_cpu(sections[i].offset); | |
9243 | len = be32_to_cpu(sections[i].len); | |
9244 | if (offset + len > firmware->size) { | |
cdaa7cb8 VZ |
9245 | dev_err(&bp->pdev->dev, |
9246 | "Section %d length is out of bounds\n", i); | |
94a78b79 VZ |
9247 | return -EINVAL; |
9248 | } | |
9249 | } | |
9250 | ||
9251 | /* Likewise for the init_ops offsets */ | |
9252 | offset = be32_to_cpu(fw_hdr->init_ops_offsets.offset); | |
9253 | ops_offsets = (u16 *)(firmware->data + offset); | |
9254 | num_ops = be32_to_cpu(fw_hdr->init_ops.len) / sizeof(struct raw_op); | |
9255 | ||
9256 | for (i = 0; i < be32_to_cpu(fw_hdr->init_ops_offsets.len) / 2; i++) { | |
9257 | if (be16_to_cpu(ops_offsets[i]) > num_ops) { | |
cdaa7cb8 VZ |
9258 | dev_err(&bp->pdev->dev, |
9259 | "Section offset %d is out of bounds\n", i); | |
94a78b79 VZ |
9260 | return -EINVAL; |
9261 | } | |
9262 | } | |
9263 | ||
9264 | /* Check FW version */ | |
9265 | offset = be32_to_cpu(fw_hdr->fw_version.offset); | |
9266 | fw_ver = firmware->data + offset; | |
9267 | if ((fw_ver[0] != BCM_5710_FW_MAJOR_VERSION) || | |
9268 | (fw_ver[1] != BCM_5710_FW_MINOR_VERSION) || | |
9269 | (fw_ver[2] != BCM_5710_FW_REVISION_VERSION) || | |
9270 | (fw_ver[3] != BCM_5710_FW_ENGINEERING_VERSION)) { | |
cdaa7cb8 VZ |
9271 | dev_err(&bp->pdev->dev, |
9272 | "Bad FW version:%d.%d.%d.%d. Should be %d.%d.%d.%d\n", | |
94a78b79 VZ |
9273 | fw_ver[0], fw_ver[1], fw_ver[2], |
9274 | fw_ver[3], BCM_5710_FW_MAJOR_VERSION, | |
9275 | BCM_5710_FW_MINOR_VERSION, | |
9276 | BCM_5710_FW_REVISION_VERSION, | |
9277 | BCM_5710_FW_ENGINEERING_VERSION); | |
ab6ad5a4 | 9278 | return -EINVAL; |
94a78b79 VZ |
9279 | } |
9280 | ||
9281 | return 0; | |
9282 | } | |
9283 | ||
ab6ad5a4 | 9284 | static inline void be32_to_cpu_n(const u8 *_source, u8 *_target, u32 n) |
94a78b79 | 9285 | { |
ab6ad5a4 EG |
9286 | const __be32 *source = (const __be32 *)_source; |
9287 | u32 *target = (u32 *)_target; | |
94a78b79 | 9288 | u32 i; |
94a78b79 VZ |
9289 | |
9290 | for (i = 0; i < n/4; i++) | |
9291 | target[i] = be32_to_cpu(source[i]); | |
9292 | } | |
9293 | ||
9294 | /* | |
9295 | Ops array is stored in the following format: | |
9296 | {op(8bit), offset(24bit, big endian), data(32bit, big endian)} | |
9297 | */ | |
ab6ad5a4 | 9298 | static inline void bnx2x_prep_ops(const u8 *_source, u8 *_target, u32 n) |
94a78b79 | 9299 | { |
ab6ad5a4 EG |
9300 | const __be32 *source = (const __be32 *)_source; |
9301 | struct raw_op *target = (struct raw_op *)_target; | |
94a78b79 | 9302 | u32 i, j, tmp; |
94a78b79 | 9303 | |
ab6ad5a4 | 9304 | for (i = 0, j = 0; i < n/8; i++, j += 2) { |
94a78b79 VZ |
9305 | tmp = be32_to_cpu(source[j]); |
9306 | target[i].op = (tmp >> 24) & 0xff; | |
cdaa7cb8 VZ |
9307 | target[i].offset = tmp & 0xffffff; |
9308 | target[i].raw_data = be32_to_cpu(source[j + 1]); | |
94a78b79 VZ |
9309 | } |
9310 | } | |
ab6ad5a4 | 9311 | |
523224a3 DK |
9312 | /** |
9313 | * IRO array is stored in the following format: | |
9314 | * {base(24bit), m1(16bit), m2(16bit), m3(16bit), size(16bit) } | |
9315 | */ | |
9316 | static inline void bnx2x_prep_iro(const u8 *_source, u8 *_target, u32 n) | |
9317 | { | |
9318 | const __be32 *source = (const __be32 *)_source; | |
9319 | struct iro *target = (struct iro *)_target; | |
9320 | u32 i, j, tmp; | |
9321 | ||
9322 | for (i = 0, j = 0; i < n/sizeof(struct iro); i++) { | |
9323 | target[i].base = be32_to_cpu(source[j]); | |
9324 | j++; | |
9325 | tmp = be32_to_cpu(source[j]); | |
9326 | target[i].m1 = (tmp >> 16) & 0xffff; | |
9327 | target[i].m2 = tmp & 0xffff; | |
9328 | j++; | |
9329 | tmp = be32_to_cpu(source[j]); | |
9330 | target[i].m3 = (tmp >> 16) & 0xffff; | |
9331 | target[i].size = tmp & 0xffff; | |
9332 | j++; | |
9333 | } | |
9334 | } | |
9335 | ||
ab6ad5a4 | 9336 | static inline void be16_to_cpu_n(const u8 *_source, u8 *_target, u32 n) |
94a78b79 | 9337 | { |
ab6ad5a4 EG |
9338 | const __be16 *source = (const __be16 *)_source; |
9339 | u16 *target = (u16 *)_target; | |
94a78b79 | 9340 | u32 i; |
94a78b79 VZ |
9341 | |
9342 | for (i = 0; i < n/2; i++) | |
9343 | target[i] = be16_to_cpu(source[i]); | |
9344 | } | |
9345 | ||
7995c64e JP |
9346 | #define BNX2X_ALLOC_AND_SET(arr, lbl, func) \ |
9347 | do { \ | |
9348 | u32 len = be32_to_cpu(fw_hdr->arr.len); \ | |
9349 | bp->arr = kmalloc(len, GFP_KERNEL); \ | |
9350 | if (!bp->arr) { \ | |
9351 | pr_err("Failed to allocate %d bytes for "#arr"\n", len); \ | |
9352 | goto lbl; \ | |
9353 | } \ | |
9354 | func(bp->firmware->data + be32_to_cpu(fw_hdr->arr.offset), \ | |
9355 | (u8 *)bp->arr, len); \ | |
9356 | } while (0) | |
94a78b79 | 9357 | |
6891dd25 | 9358 | int bnx2x_init_firmware(struct bnx2x *bp) |
94a78b79 | 9359 | { |
45229b42 | 9360 | const char *fw_file_name; |
94a78b79 | 9361 | struct bnx2x_fw_file_hdr *fw_hdr; |
45229b42 | 9362 | int rc; |
94a78b79 | 9363 | |
94a78b79 | 9364 | if (CHIP_IS_E1(bp)) |
45229b42 | 9365 | fw_file_name = FW_FILE_NAME_E1; |
cdaa7cb8 | 9366 | else if (CHIP_IS_E1H(bp)) |
45229b42 | 9367 | fw_file_name = FW_FILE_NAME_E1H; |
f2e0899f DK |
9368 | else if (CHIP_IS_E2(bp)) |
9369 | fw_file_name = FW_FILE_NAME_E2; | |
cdaa7cb8 | 9370 | else { |
6891dd25 | 9371 | BNX2X_ERR("Unsupported chip revision\n"); |
cdaa7cb8 VZ |
9372 | return -EINVAL; |
9373 | } | |
94a78b79 | 9374 | |
6891dd25 | 9375 | BNX2X_DEV_INFO("Loading %s\n", fw_file_name); |
94a78b79 | 9376 | |
6891dd25 | 9377 | rc = request_firmware(&bp->firmware, fw_file_name, &bp->pdev->dev); |
94a78b79 | 9378 | if (rc) { |
6891dd25 | 9379 | BNX2X_ERR("Can't load firmware file %s\n", fw_file_name); |
94a78b79 VZ |
9380 | goto request_firmware_exit; |
9381 | } | |
9382 | ||
9383 | rc = bnx2x_check_firmware(bp); | |
9384 | if (rc) { | |
6891dd25 | 9385 | BNX2X_ERR("Corrupt firmware file %s\n", fw_file_name); |
94a78b79 VZ |
9386 | goto request_firmware_exit; |
9387 | } | |
9388 | ||
9389 | fw_hdr = (struct bnx2x_fw_file_hdr *)bp->firmware->data; | |
9390 | ||
9391 | /* Initialize the pointers to the init arrays */ | |
9392 | /* Blob */ | |
9393 | BNX2X_ALLOC_AND_SET(init_data, request_firmware_exit, be32_to_cpu_n); | |
9394 | ||
9395 | /* Opcodes */ | |
9396 | BNX2X_ALLOC_AND_SET(init_ops, init_ops_alloc_err, bnx2x_prep_ops); | |
9397 | ||
9398 | /* Offsets */ | |
ab6ad5a4 EG |
9399 | BNX2X_ALLOC_AND_SET(init_ops_offsets, init_offsets_alloc_err, |
9400 | be16_to_cpu_n); | |
94a78b79 VZ |
9401 | |
9402 | /* STORMs firmware */ | |
573f2035 EG |
9403 | INIT_TSEM_INT_TABLE_DATA(bp) = bp->firmware->data + |
9404 | be32_to_cpu(fw_hdr->tsem_int_table_data.offset); | |
9405 | INIT_TSEM_PRAM_DATA(bp) = bp->firmware->data + | |
9406 | be32_to_cpu(fw_hdr->tsem_pram_data.offset); | |
9407 | INIT_USEM_INT_TABLE_DATA(bp) = bp->firmware->data + | |
9408 | be32_to_cpu(fw_hdr->usem_int_table_data.offset); | |
9409 | INIT_USEM_PRAM_DATA(bp) = bp->firmware->data + | |
9410 | be32_to_cpu(fw_hdr->usem_pram_data.offset); | |
9411 | INIT_XSEM_INT_TABLE_DATA(bp) = bp->firmware->data + | |
9412 | be32_to_cpu(fw_hdr->xsem_int_table_data.offset); | |
9413 | INIT_XSEM_PRAM_DATA(bp) = bp->firmware->data + | |
9414 | be32_to_cpu(fw_hdr->xsem_pram_data.offset); | |
9415 | INIT_CSEM_INT_TABLE_DATA(bp) = bp->firmware->data + | |
9416 | be32_to_cpu(fw_hdr->csem_int_table_data.offset); | |
9417 | INIT_CSEM_PRAM_DATA(bp) = bp->firmware->data + | |
9418 | be32_to_cpu(fw_hdr->csem_pram_data.offset); | |
523224a3 DK |
9419 | /* IRO */ |
9420 | BNX2X_ALLOC_AND_SET(iro_arr, iro_alloc_err, bnx2x_prep_iro); | |
94a78b79 VZ |
9421 | |
9422 | return 0; | |
ab6ad5a4 | 9423 | |
523224a3 DK |
9424 | iro_alloc_err: |
9425 | kfree(bp->init_ops_offsets); | |
94a78b79 VZ |
9426 | init_offsets_alloc_err: |
9427 | kfree(bp->init_ops); | |
9428 | init_ops_alloc_err: | |
9429 | kfree(bp->init_data); | |
9430 | request_firmware_exit: | |
9431 | release_firmware(bp->firmware); | |
9432 | ||
9433 | return rc; | |
9434 | } | |
9435 | ||
523224a3 DK |
9436 | static inline int bnx2x_set_qm_cid_count(struct bnx2x *bp, int l2_cid_count) |
9437 | { | |
9438 | int cid_count = L2_FP_COUNT(l2_cid_count); | |
94a78b79 | 9439 | |
523224a3 DK |
9440 | #ifdef BCM_CNIC |
9441 | cid_count += CNIC_CID_MAX; | |
9442 | #endif | |
9443 | return roundup(cid_count, QM_CID_ROUND); | |
9444 | } | |
f85582f8 | 9445 | |
a2fbb9ea ET |
9446 | static int __devinit bnx2x_init_one(struct pci_dev *pdev, |
9447 | const struct pci_device_id *ent) | |
9448 | { | |
a2fbb9ea ET |
9449 | struct net_device *dev = NULL; |
9450 | struct bnx2x *bp; | |
37f9ce62 | 9451 | int pcie_width, pcie_speed; |
523224a3 DK |
9452 | int rc, cid_count; |
9453 | ||
f2e0899f DK |
9454 | switch (ent->driver_data) { |
9455 | case BCM57710: | |
9456 | case BCM57711: | |
9457 | case BCM57711E: | |
9458 | cid_count = FP_SB_MAX_E1x; | |
9459 | break; | |
9460 | ||
9461 | case BCM57712: | |
9462 | case BCM57712E: | |
9463 | cid_count = FP_SB_MAX_E2; | |
9464 | break; | |
a2fbb9ea | 9465 | |
f2e0899f DK |
9466 | default: |
9467 | pr_err("Unknown board_type (%ld), aborting\n", | |
9468 | ent->driver_data); | |
870634b0 | 9469 | return -ENODEV; |
f2e0899f DK |
9470 | } |
9471 | ||
ec6ba945 | 9472 | cid_count += NONE_ETH_CONTEXT_USE + CNIC_CONTEXT_USE; |
f85582f8 | 9473 | |
a2fbb9ea | 9474 | /* dev zeroed in init_etherdev */ |
523224a3 | 9475 | dev = alloc_etherdev_mq(sizeof(*bp), cid_count); |
34f80b04 | 9476 | if (!dev) { |
cdaa7cb8 | 9477 | dev_err(&pdev->dev, "Cannot allocate net device\n"); |
a2fbb9ea | 9478 | return -ENOMEM; |
34f80b04 | 9479 | } |
a2fbb9ea | 9480 | |
a2fbb9ea | 9481 | bp = netdev_priv(dev); |
7995c64e | 9482 | bp->msg_enable = debug; |
a2fbb9ea | 9483 | |
df4770de EG |
9484 | pci_set_drvdata(pdev, dev); |
9485 | ||
523224a3 DK |
9486 | bp->l2_cid_count = cid_count; |
9487 | ||
34f80b04 | 9488 | rc = bnx2x_init_dev(pdev, dev); |
a2fbb9ea ET |
9489 | if (rc < 0) { |
9490 | free_netdev(dev); | |
9491 | return rc; | |
9492 | } | |
9493 | ||
34f80b04 | 9494 | rc = bnx2x_init_bp(bp); |
693fc0d1 EG |
9495 | if (rc) |
9496 | goto init_one_exit; | |
9497 | ||
523224a3 DK |
9498 | /* calc qm_cid_count */ |
9499 | bp->qm_cid_count = bnx2x_set_qm_cid_count(bp, cid_count); | |
9500 | ||
ec6ba945 VZ |
9501 | #ifdef BCM_CNIC |
9502 | /* disable FCOE L2 queue for E1x*/ | |
9503 | if (CHIP_IS_E1x(bp)) | |
9504 | bp->flags |= NO_FCOE_FLAG; | |
9505 | ||
9506 | #endif | |
9507 | ||
d6214d7a DK |
9508 | /* Configure interupt mode: try to enable MSI-X/MSI if |
9509 | * needed, set bp->num_queues appropriately. | |
9510 | */ | |
9511 | bnx2x_set_int_mode(bp); | |
9512 | ||
9513 | /* Add all NAPI objects */ | |
9514 | bnx2x_add_all_napi(bp); | |
9515 | ||
b340007f VZ |
9516 | rc = register_netdev(dev); |
9517 | if (rc) { | |
9518 | dev_err(&pdev->dev, "Cannot register net device\n"); | |
9519 | goto init_one_exit; | |
9520 | } | |
9521 | ||
ec6ba945 VZ |
9522 | #ifdef BCM_CNIC |
9523 | if (!NO_FCOE(bp)) { | |
9524 | /* Add storage MAC address */ | |
9525 | rtnl_lock(); | |
9526 | dev_addr_add(bp->dev, bp->fip_mac, NETDEV_HW_ADDR_T_SAN); | |
9527 | rtnl_unlock(); | |
9528 | } | |
9529 | #endif | |
9530 | ||
37f9ce62 | 9531 | bnx2x_get_pcie_width_speed(bp, &pcie_width, &pcie_speed); |
d6214d7a | 9532 | |
cdaa7cb8 VZ |
9533 | netdev_info(dev, "%s (%c%d) PCI-E x%d %s found at mem %lx," |
9534 | " IRQ %d, ", board_info[ent->driver_data].name, | |
9535 | (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), | |
f2e0899f DK |
9536 | pcie_width, |
9537 | ((!CHIP_IS_E2(bp) && pcie_speed == 2) || | |
9538 | (CHIP_IS_E2(bp) && pcie_speed == 1)) ? | |
9539 | "5GHz (Gen2)" : "2.5GHz", | |
cdaa7cb8 VZ |
9540 | dev->base_addr, bp->pdev->irq); |
9541 | pr_cont("node addr %pM\n", dev->dev_addr); | |
c016201c | 9542 | |
a2fbb9ea | 9543 | return 0; |
34f80b04 EG |
9544 | |
9545 | init_one_exit: | |
9546 | if (bp->regview) | |
9547 | iounmap(bp->regview); | |
9548 | ||
9549 | if (bp->doorbells) | |
9550 | iounmap(bp->doorbells); | |
9551 | ||
9552 | free_netdev(dev); | |
9553 | ||
9554 | if (atomic_read(&pdev->enable_cnt) == 1) | |
9555 | pci_release_regions(pdev); | |
9556 | ||
9557 | pci_disable_device(pdev); | |
9558 | pci_set_drvdata(pdev, NULL); | |
9559 | ||
9560 | return rc; | |
a2fbb9ea ET |
9561 | } |
9562 | ||
9563 | static void __devexit bnx2x_remove_one(struct pci_dev *pdev) | |
9564 | { | |
9565 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
9566 | struct bnx2x *bp; |
9567 | ||
9568 | if (!dev) { | |
cdaa7cb8 | 9569 | dev_err(&pdev->dev, "BAD net device from bnx2x_init_one\n"); |
228241eb ET |
9570 | return; |
9571 | } | |
228241eb | 9572 | bp = netdev_priv(dev); |
a2fbb9ea | 9573 | |
ec6ba945 VZ |
9574 | #ifdef BCM_CNIC |
9575 | /* Delete storage MAC address */ | |
9576 | if (!NO_FCOE(bp)) { | |
9577 | rtnl_lock(); | |
9578 | dev_addr_del(bp->dev, bp->fip_mac, NETDEV_HW_ADDR_T_SAN); | |
9579 | rtnl_unlock(); | |
9580 | } | |
9581 | #endif | |
9582 | ||
a2fbb9ea ET |
9583 | unregister_netdev(dev); |
9584 | ||
d6214d7a DK |
9585 | /* Delete all NAPI objects */ |
9586 | bnx2x_del_all_napi(bp); | |
9587 | ||
084d6cbb VZ |
9588 | /* Power on: we can't let PCI layer write to us while we are in D3 */ |
9589 | bnx2x_set_power_state(bp, PCI_D0); | |
9590 | ||
d6214d7a DK |
9591 | /* Disable MSI/MSI-X */ |
9592 | bnx2x_disable_msi(bp); | |
f85582f8 | 9593 | |
084d6cbb VZ |
9594 | /* Power off */ |
9595 | bnx2x_set_power_state(bp, PCI_D3hot); | |
9596 | ||
72fd0718 VZ |
9597 | /* Make sure RESET task is not scheduled before continuing */ |
9598 | cancel_delayed_work_sync(&bp->reset_task); | |
9599 | ||
a2fbb9ea ET |
9600 | if (bp->regview) |
9601 | iounmap(bp->regview); | |
9602 | ||
9603 | if (bp->doorbells) | |
9604 | iounmap(bp->doorbells); | |
9605 | ||
523224a3 DK |
9606 | bnx2x_free_mem_bp(bp); |
9607 | ||
a2fbb9ea | 9608 | free_netdev(dev); |
34f80b04 EG |
9609 | |
9610 | if (atomic_read(&pdev->enable_cnt) == 1) | |
9611 | pci_release_regions(pdev); | |
9612 | ||
a2fbb9ea ET |
9613 | pci_disable_device(pdev); |
9614 | pci_set_drvdata(pdev, NULL); | |
9615 | } | |
9616 | ||
f8ef6e44 YG |
9617 | static int bnx2x_eeh_nic_unload(struct bnx2x *bp) |
9618 | { | |
9619 | int i; | |
9620 | ||
9621 | bp->state = BNX2X_STATE_ERROR; | |
9622 | ||
9623 | bp->rx_mode = BNX2X_RX_MODE_NONE; | |
9624 | ||
9625 | bnx2x_netif_stop(bp, 0); | |
c89af1a3 | 9626 | netif_carrier_off(bp->dev); |
f8ef6e44 YG |
9627 | |
9628 | del_timer_sync(&bp->timer); | |
9629 | bp->stats_state = STATS_STATE_DISABLED; | |
9630 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
9631 | ||
9632 | /* Release IRQs */ | |
d6214d7a | 9633 | bnx2x_free_irq(bp); |
f8ef6e44 | 9634 | |
f8ef6e44 YG |
9635 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
9636 | bnx2x_free_skbs(bp); | |
523224a3 | 9637 | |
ec6ba945 | 9638 | for_each_rx_queue(bp, i) |
f8ef6e44 | 9639 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
d6214d7a | 9640 | |
f8ef6e44 YG |
9641 | bnx2x_free_mem(bp); |
9642 | ||
9643 | bp->state = BNX2X_STATE_CLOSED; | |
9644 | ||
f8ef6e44 YG |
9645 | return 0; |
9646 | } | |
9647 | ||
9648 | static void bnx2x_eeh_recover(struct bnx2x *bp) | |
9649 | { | |
9650 | u32 val; | |
9651 | ||
9652 | mutex_init(&bp->port.phy_mutex); | |
9653 | ||
9654 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
9655 | bp->link_params.shmem_base = bp->common.shmem_base; | |
9656 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
9657 | ||
9658 | if (!bp->common.shmem_base || | |
9659 | (bp->common.shmem_base < 0xA0000) || | |
9660 | (bp->common.shmem_base >= 0xC0000)) { | |
9661 | BNX2X_DEV_INFO("MCP not active\n"); | |
9662 | bp->flags |= NO_MCP_FLAG; | |
9663 | return; | |
9664 | } | |
9665 | ||
9666 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
9667 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
9668 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
9669 | BNX2X_ERR("BAD MCP validity signature\n"); | |
9670 | ||
9671 | if (!BP_NOMCP(bp)) { | |
f2e0899f DK |
9672 | bp->fw_seq = |
9673 | (SHMEM_RD(bp, func_mb[BP_FW_MB_IDX(bp)].drv_mb_header) & | |
9674 | DRV_MSG_SEQ_NUMBER_MASK); | |
f8ef6e44 YG |
9675 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); |
9676 | } | |
9677 | } | |
9678 | ||
493adb1f WX |
9679 | /** |
9680 | * bnx2x_io_error_detected - called when PCI error is detected | |
9681 | * @pdev: Pointer to PCI device | |
9682 | * @state: The current pci connection state | |
9683 | * | |
9684 | * This function is called after a PCI bus error affecting | |
9685 | * this device has been detected. | |
9686 | */ | |
9687 | static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev, | |
9688 | pci_channel_state_t state) | |
9689 | { | |
9690 | struct net_device *dev = pci_get_drvdata(pdev); | |
9691 | struct bnx2x *bp = netdev_priv(dev); | |
9692 | ||
9693 | rtnl_lock(); | |
9694 | ||
9695 | netif_device_detach(dev); | |
9696 | ||
07ce50e4 DN |
9697 | if (state == pci_channel_io_perm_failure) { |
9698 | rtnl_unlock(); | |
9699 | return PCI_ERS_RESULT_DISCONNECT; | |
9700 | } | |
9701 | ||
493adb1f | 9702 | if (netif_running(dev)) |
f8ef6e44 | 9703 | bnx2x_eeh_nic_unload(bp); |
493adb1f WX |
9704 | |
9705 | pci_disable_device(pdev); | |
9706 | ||
9707 | rtnl_unlock(); | |
9708 | ||
9709 | /* Request a slot reset */ | |
9710 | return PCI_ERS_RESULT_NEED_RESET; | |
9711 | } | |
9712 | ||
9713 | /** | |
9714 | * bnx2x_io_slot_reset - called after the PCI bus has been reset | |
9715 | * @pdev: Pointer to PCI device | |
9716 | * | |
9717 | * Restart the card from scratch, as if from a cold-boot. | |
9718 | */ | |
9719 | static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) | |
9720 | { | |
9721 | struct net_device *dev = pci_get_drvdata(pdev); | |
9722 | struct bnx2x *bp = netdev_priv(dev); | |
9723 | ||
9724 | rtnl_lock(); | |
9725 | ||
9726 | if (pci_enable_device(pdev)) { | |
9727 | dev_err(&pdev->dev, | |
9728 | "Cannot re-enable PCI device after reset\n"); | |
9729 | rtnl_unlock(); | |
9730 | return PCI_ERS_RESULT_DISCONNECT; | |
9731 | } | |
9732 | ||
9733 | pci_set_master(pdev); | |
9734 | pci_restore_state(pdev); | |
9735 | ||
9736 | if (netif_running(dev)) | |
9737 | bnx2x_set_power_state(bp, PCI_D0); | |
9738 | ||
9739 | rtnl_unlock(); | |
9740 | ||
9741 | return PCI_ERS_RESULT_RECOVERED; | |
9742 | } | |
9743 | ||
9744 | /** | |
9745 | * bnx2x_io_resume - called when traffic can start flowing again | |
9746 | * @pdev: Pointer to PCI device | |
9747 | * | |
9748 | * This callback is called when the error recovery driver tells us that | |
9749 | * its OK to resume normal operation. | |
9750 | */ | |
9751 | static void bnx2x_io_resume(struct pci_dev *pdev) | |
9752 | { | |
9753 | struct net_device *dev = pci_get_drvdata(pdev); | |
9754 | struct bnx2x *bp = netdev_priv(dev); | |
9755 | ||
72fd0718 | 9756 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
f2e0899f DK |
9757 | printk(KERN_ERR "Handling parity error recovery. " |
9758 | "Try again later\n"); | |
72fd0718 VZ |
9759 | return; |
9760 | } | |
9761 | ||
493adb1f WX |
9762 | rtnl_lock(); |
9763 | ||
f8ef6e44 YG |
9764 | bnx2x_eeh_recover(bp); |
9765 | ||
493adb1f | 9766 | if (netif_running(dev)) |
f8ef6e44 | 9767 | bnx2x_nic_load(bp, LOAD_NORMAL); |
493adb1f WX |
9768 | |
9769 | netif_device_attach(dev); | |
9770 | ||
9771 | rtnl_unlock(); | |
9772 | } | |
9773 | ||
9774 | static struct pci_error_handlers bnx2x_err_handler = { | |
9775 | .error_detected = bnx2x_io_error_detected, | |
356e2385 EG |
9776 | .slot_reset = bnx2x_io_slot_reset, |
9777 | .resume = bnx2x_io_resume, | |
493adb1f WX |
9778 | }; |
9779 | ||
a2fbb9ea | 9780 | static struct pci_driver bnx2x_pci_driver = { |
493adb1f WX |
9781 | .name = DRV_MODULE_NAME, |
9782 | .id_table = bnx2x_pci_tbl, | |
9783 | .probe = bnx2x_init_one, | |
9784 | .remove = __devexit_p(bnx2x_remove_one), | |
9785 | .suspend = bnx2x_suspend, | |
9786 | .resume = bnx2x_resume, | |
9787 | .err_handler = &bnx2x_err_handler, | |
a2fbb9ea ET |
9788 | }; |
9789 | ||
9790 | static int __init bnx2x_init(void) | |
9791 | { | |
dd21ca6d SG |
9792 | int ret; |
9793 | ||
7995c64e | 9794 | pr_info("%s", version); |
938cf541 | 9795 | |
1cf167f2 EG |
9796 | bnx2x_wq = create_singlethread_workqueue("bnx2x"); |
9797 | if (bnx2x_wq == NULL) { | |
7995c64e | 9798 | pr_err("Cannot create workqueue\n"); |
1cf167f2 EG |
9799 | return -ENOMEM; |
9800 | } | |
9801 | ||
dd21ca6d SG |
9802 | ret = pci_register_driver(&bnx2x_pci_driver); |
9803 | if (ret) { | |
7995c64e | 9804 | pr_err("Cannot register driver\n"); |
dd21ca6d SG |
9805 | destroy_workqueue(bnx2x_wq); |
9806 | } | |
9807 | return ret; | |
a2fbb9ea ET |
9808 | } |
9809 | ||
9810 | static void __exit bnx2x_cleanup(void) | |
9811 | { | |
9812 | pci_unregister_driver(&bnx2x_pci_driver); | |
1cf167f2 EG |
9813 | |
9814 | destroy_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
9815 | } |
9816 | ||
9817 | module_init(bnx2x_init); | |
9818 | module_exit(bnx2x_cleanup); | |
9819 | ||
993ac7b5 MC |
9820 | #ifdef BCM_CNIC |
9821 | ||
9822 | /* count denotes the number of new completions we have seen */ | |
9823 | static void bnx2x_cnic_sp_post(struct bnx2x *bp, int count) | |
9824 | { | |
9825 | struct eth_spe *spe; | |
9826 | ||
9827 | #ifdef BNX2X_STOP_ON_ERROR | |
9828 | if (unlikely(bp->panic)) | |
9829 | return; | |
9830 | #endif | |
9831 | ||
9832 | spin_lock_bh(&bp->spq_lock); | |
c2bff63f | 9833 | BUG_ON(bp->cnic_spq_pending < count); |
993ac7b5 MC |
9834 | bp->cnic_spq_pending -= count; |
9835 | ||
993ac7b5 | 9836 | |
c2bff63f DK |
9837 | for (; bp->cnic_kwq_pending; bp->cnic_kwq_pending--) { |
9838 | u16 type = (le16_to_cpu(bp->cnic_kwq_cons->hdr.type) | |
9839 | & SPE_HDR_CONN_TYPE) >> | |
9840 | SPE_HDR_CONN_TYPE_SHIFT; | |
9841 | ||
9842 | /* Set validation for iSCSI L2 client before sending SETUP | |
9843 | * ramrod | |
9844 | */ | |
9845 | if (type == ETH_CONNECTION_TYPE) { | |
9846 | u8 cmd = (le32_to_cpu(bp->cnic_kwq_cons-> | |
9847 | hdr.conn_and_cmd_data) >> | |
9848 | SPE_HDR_CMD_ID_SHIFT) & 0xff; | |
9849 | ||
9850 | if (cmd == RAMROD_CMD_ID_ETH_CLIENT_SETUP) | |
9851 | bnx2x_set_ctx_validation(&bp->context. | |
9852 | vcxt[BNX2X_ISCSI_ETH_CID].eth, | |
9853 | HW_CID(bp, BNX2X_ISCSI_ETH_CID)); | |
9854 | } | |
9855 | ||
9856 | /* There may be not more than 8 L2 and COMMON SPEs and not more | |
9857 | * than 8 L5 SPEs in the air. | |
9858 | */ | |
9859 | if ((type == NONE_CONNECTION_TYPE) || | |
9860 | (type == ETH_CONNECTION_TYPE)) { | |
9861 | if (!atomic_read(&bp->spq_left)) | |
9862 | break; | |
9863 | else | |
9864 | atomic_dec(&bp->spq_left); | |
ec6ba945 VZ |
9865 | } else if ((type == ISCSI_CONNECTION_TYPE) || |
9866 | (type == FCOE_CONNECTION_TYPE)) { | |
c2bff63f DK |
9867 | if (bp->cnic_spq_pending >= |
9868 | bp->cnic_eth_dev.max_kwqe_pending) | |
9869 | break; | |
9870 | else | |
9871 | bp->cnic_spq_pending++; | |
9872 | } else { | |
9873 | BNX2X_ERR("Unknown SPE type: %d\n", type); | |
9874 | bnx2x_panic(); | |
993ac7b5 | 9875 | break; |
c2bff63f | 9876 | } |
993ac7b5 MC |
9877 | |
9878 | spe = bnx2x_sp_get_next(bp); | |
9879 | *spe = *bp->cnic_kwq_cons; | |
9880 | ||
993ac7b5 MC |
9881 | DP(NETIF_MSG_TIMER, "pending on SPQ %d, on KWQ %d count %d\n", |
9882 | bp->cnic_spq_pending, bp->cnic_kwq_pending, count); | |
9883 | ||
9884 | if (bp->cnic_kwq_cons == bp->cnic_kwq_last) | |
9885 | bp->cnic_kwq_cons = bp->cnic_kwq; | |
9886 | else | |
9887 | bp->cnic_kwq_cons++; | |
9888 | } | |
9889 | bnx2x_sp_prod_update(bp); | |
9890 | spin_unlock_bh(&bp->spq_lock); | |
9891 | } | |
9892 | ||
9893 | static int bnx2x_cnic_sp_queue(struct net_device *dev, | |
9894 | struct kwqe_16 *kwqes[], u32 count) | |
9895 | { | |
9896 | struct bnx2x *bp = netdev_priv(dev); | |
9897 | int i; | |
9898 | ||
9899 | #ifdef BNX2X_STOP_ON_ERROR | |
9900 | if (unlikely(bp->panic)) | |
9901 | return -EIO; | |
9902 | #endif | |
9903 | ||
9904 | spin_lock_bh(&bp->spq_lock); | |
9905 | ||
9906 | for (i = 0; i < count; i++) { | |
9907 | struct eth_spe *spe = (struct eth_spe *)kwqes[i]; | |
9908 | ||
9909 | if (bp->cnic_kwq_pending == MAX_SP_DESC_CNT) | |
9910 | break; | |
9911 | ||
9912 | *bp->cnic_kwq_prod = *spe; | |
9913 | ||
9914 | bp->cnic_kwq_pending++; | |
9915 | ||
9916 | DP(NETIF_MSG_TIMER, "L5 SPQE %x %x %x:%x pos %d\n", | |
9917 | spe->hdr.conn_and_cmd_data, spe->hdr.type, | |
523224a3 DK |
9918 | spe->data.update_data_addr.hi, |
9919 | spe->data.update_data_addr.lo, | |
993ac7b5 MC |
9920 | bp->cnic_kwq_pending); |
9921 | ||
9922 | if (bp->cnic_kwq_prod == bp->cnic_kwq_last) | |
9923 | bp->cnic_kwq_prod = bp->cnic_kwq; | |
9924 | else | |
9925 | bp->cnic_kwq_prod++; | |
9926 | } | |
9927 | ||
9928 | spin_unlock_bh(&bp->spq_lock); | |
9929 | ||
9930 | if (bp->cnic_spq_pending < bp->cnic_eth_dev.max_kwqe_pending) | |
9931 | bnx2x_cnic_sp_post(bp, 0); | |
9932 | ||
9933 | return i; | |
9934 | } | |
9935 | ||
9936 | static int bnx2x_cnic_ctl_send(struct bnx2x *bp, struct cnic_ctl_info *ctl) | |
9937 | { | |
9938 | struct cnic_ops *c_ops; | |
9939 | int rc = 0; | |
9940 | ||
9941 | mutex_lock(&bp->cnic_mutex); | |
13707f9e ED |
9942 | c_ops = rcu_dereference_protected(bp->cnic_ops, |
9943 | lockdep_is_held(&bp->cnic_mutex)); | |
993ac7b5 MC |
9944 | if (c_ops) |
9945 | rc = c_ops->cnic_ctl(bp->cnic_data, ctl); | |
9946 | mutex_unlock(&bp->cnic_mutex); | |
9947 | ||
9948 | return rc; | |
9949 | } | |
9950 | ||
9951 | static int bnx2x_cnic_ctl_send_bh(struct bnx2x *bp, struct cnic_ctl_info *ctl) | |
9952 | { | |
9953 | struct cnic_ops *c_ops; | |
9954 | int rc = 0; | |
9955 | ||
9956 | rcu_read_lock(); | |
9957 | c_ops = rcu_dereference(bp->cnic_ops); | |
9958 | if (c_ops) | |
9959 | rc = c_ops->cnic_ctl(bp->cnic_data, ctl); | |
9960 | rcu_read_unlock(); | |
9961 | ||
9962 | return rc; | |
9963 | } | |
9964 | ||
9965 | /* | |
9966 | * for commands that have no data | |
9967 | */ | |
9f6c9258 | 9968 | int bnx2x_cnic_notify(struct bnx2x *bp, int cmd) |
993ac7b5 MC |
9969 | { |
9970 | struct cnic_ctl_info ctl = {0}; | |
9971 | ||
9972 | ctl.cmd = cmd; | |
9973 | ||
9974 | return bnx2x_cnic_ctl_send(bp, &ctl); | |
9975 | } | |
9976 | ||
9977 | static void bnx2x_cnic_cfc_comp(struct bnx2x *bp, int cid) | |
9978 | { | |
9979 | struct cnic_ctl_info ctl; | |
9980 | ||
9981 | /* first we tell CNIC and only then we count this as a completion */ | |
9982 | ctl.cmd = CNIC_CTL_COMPLETION_CMD; | |
9983 | ctl.data.comp.cid = cid; | |
9984 | ||
9985 | bnx2x_cnic_ctl_send_bh(bp, &ctl); | |
c2bff63f | 9986 | bnx2x_cnic_sp_post(bp, 0); |
993ac7b5 MC |
9987 | } |
9988 | ||
9989 | static int bnx2x_drv_ctl(struct net_device *dev, struct drv_ctl_info *ctl) | |
9990 | { | |
9991 | struct bnx2x *bp = netdev_priv(dev); | |
9992 | int rc = 0; | |
9993 | ||
9994 | switch (ctl->cmd) { | |
9995 | case DRV_CTL_CTXTBL_WR_CMD: { | |
9996 | u32 index = ctl->data.io.offset; | |
9997 | dma_addr_t addr = ctl->data.io.dma_addr; | |
9998 | ||
9999 | bnx2x_ilt_wr(bp, index, addr); | |
10000 | break; | |
10001 | } | |
10002 | ||
c2bff63f DK |
10003 | case DRV_CTL_RET_L5_SPQ_CREDIT_CMD: { |
10004 | int count = ctl->data.credit.credit_count; | |
993ac7b5 MC |
10005 | |
10006 | bnx2x_cnic_sp_post(bp, count); | |
10007 | break; | |
10008 | } | |
10009 | ||
10010 | /* rtnl_lock is held. */ | |
10011 | case DRV_CTL_START_L2_CMD: { | |
10012 | u32 cli = ctl->data.ring.client_id; | |
10013 | ||
ec6ba945 VZ |
10014 | /* Clear FCoE FIP and ALL ENODE MACs addresses first */ |
10015 | bnx2x_del_fcoe_eth_macs(bp); | |
10016 | ||
523224a3 DK |
10017 | /* Set iSCSI MAC address */ |
10018 | bnx2x_set_iscsi_eth_mac_addr(bp, 1); | |
10019 | ||
10020 | mmiowb(); | |
10021 | barrier(); | |
10022 | ||
10023 | /* Start accepting on iSCSI L2 ring. Accept all multicasts | |
10024 | * because it's the only way for UIO Client to accept | |
10025 | * multicasts (in non-promiscuous mode only one Client per | |
10026 | * function will receive multicast packets (leading in our | |
10027 | * case). | |
10028 | */ | |
10029 | bnx2x_rxq_set_mac_filters(bp, cli, | |
10030 | BNX2X_ACCEPT_UNICAST | | |
10031 | BNX2X_ACCEPT_BROADCAST | | |
10032 | BNX2X_ACCEPT_ALL_MULTICAST); | |
10033 | storm_memset_mac_filters(bp, &bp->mac_filters, BP_FUNC(bp)); | |
10034 | ||
993ac7b5 MC |
10035 | break; |
10036 | } | |
10037 | ||
10038 | /* rtnl_lock is held. */ | |
10039 | case DRV_CTL_STOP_L2_CMD: { | |
10040 | u32 cli = ctl->data.ring.client_id; | |
10041 | ||
523224a3 DK |
10042 | /* Stop accepting on iSCSI L2 ring */ |
10043 | bnx2x_rxq_set_mac_filters(bp, cli, BNX2X_ACCEPT_NONE); | |
10044 | storm_memset_mac_filters(bp, &bp->mac_filters, BP_FUNC(bp)); | |
10045 | ||
10046 | mmiowb(); | |
10047 | barrier(); | |
10048 | ||
10049 | /* Unset iSCSI L2 MAC */ | |
10050 | bnx2x_set_iscsi_eth_mac_addr(bp, 0); | |
993ac7b5 MC |
10051 | break; |
10052 | } | |
c2bff63f DK |
10053 | case DRV_CTL_RET_L2_SPQ_CREDIT_CMD: { |
10054 | int count = ctl->data.credit.credit_count; | |
10055 | ||
10056 | smp_mb__before_atomic_inc(); | |
10057 | atomic_add(count, &bp->spq_left); | |
10058 | smp_mb__after_atomic_inc(); | |
10059 | break; | |
10060 | } | |
993ac7b5 MC |
10061 | |
10062 | default: | |
10063 | BNX2X_ERR("unknown command %x\n", ctl->cmd); | |
10064 | rc = -EINVAL; | |
10065 | } | |
10066 | ||
10067 | return rc; | |
10068 | } | |
10069 | ||
9f6c9258 | 10070 | void bnx2x_setup_cnic_irq_info(struct bnx2x *bp) |
993ac7b5 MC |
10071 | { |
10072 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
10073 | ||
10074 | if (bp->flags & USING_MSIX_FLAG) { | |
10075 | cp->drv_state |= CNIC_DRV_STATE_USING_MSIX; | |
10076 | cp->irq_arr[0].irq_flags |= CNIC_IRQ_FL_MSIX; | |
10077 | cp->irq_arr[0].vector = bp->msix_table[1].vector; | |
10078 | } else { | |
10079 | cp->drv_state &= ~CNIC_DRV_STATE_USING_MSIX; | |
10080 | cp->irq_arr[0].irq_flags &= ~CNIC_IRQ_FL_MSIX; | |
10081 | } | |
f2e0899f DK |
10082 | if (CHIP_IS_E2(bp)) |
10083 | cp->irq_arr[0].status_blk = (void *)bp->cnic_sb.e2_sb; | |
10084 | else | |
10085 | cp->irq_arr[0].status_blk = (void *)bp->cnic_sb.e1x_sb; | |
10086 | ||
993ac7b5 | 10087 | cp->irq_arr[0].status_blk_num = CNIC_SB_ID(bp); |
523224a3 | 10088 | cp->irq_arr[0].status_blk_num2 = CNIC_IGU_SB_ID(bp); |
993ac7b5 MC |
10089 | cp->irq_arr[1].status_blk = bp->def_status_blk; |
10090 | cp->irq_arr[1].status_blk_num = DEF_SB_ID; | |
523224a3 | 10091 | cp->irq_arr[1].status_blk_num2 = DEF_SB_IGU_ID; |
993ac7b5 MC |
10092 | |
10093 | cp->num_irq = 2; | |
10094 | } | |
10095 | ||
10096 | static int bnx2x_register_cnic(struct net_device *dev, struct cnic_ops *ops, | |
10097 | void *data) | |
10098 | { | |
10099 | struct bnx2x *bp = netdev_priv(dev); | |
10100 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
10101 | ||
10102 | if (ops == NULL) | |
10103 | return -EINVAL; | |
10104 | ||
10105 | if (atomic_read(&bp->intr_sem) != 0) | |
10106 | return -EBUSY; | |
10107 | ||
10108 | bp->cnic_kwq = kzalloc(PAGE_SIZE, GFP_KERNEL); | |
10109 | if (!bp->cnic_kwq) | |
10110 | return -ENOMEM; | |
10111 | ||
10112 | bp->cnic_kwq_cons = bp->cnic_kwq; | |
10113 | bp->cnic_kwq_prod = bp->cnic_kwq; | |
10114 | bp->cnic_kwq_last = bp->cnic_kwq + MAX_SP_DESC_CNT; | |
10115 | ||
10116 | bp->cnic_spq_pending = 0; | |
10117 | bp->cnic_kwq_pending = 0; | |
10118 | ||
10119 | bp->cnic_data = data; | |
10120 | ||
10121 | cp->num_irq = 0; | |
10122 | cp->drv_state = CNIC_DRV_STATE_REGD; | |
523224a3 | 10123 | cp->iro_arr = bp->iro_arr; |
993ac7b5 | 10124 | |
993ac7b5 | 10125 | bnx2x_setup_cnic_irq_info(bp); |
c2bff63f | 10126 | |
993ac7b5 MC |
10127 | rcu_assign_pointer(bp->cnic_ops, ops); |
10128 | ||
10129 | return 0; | |
10130 | } | |
10131 | ||
10132 | static int bnx2x_unregister_cnic(struct net_device *dev) | |
10133 | { | |
10134 | struct bnx2x *bp = netdev_priv(dev); | |
10135 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
10136 | ||
10137 | mutex_lock(&bp->cnic_mutex); | |
993ac7b5 MC |
10138 | cp->drv_state = 0; |
10139 | rcu_assign_pointer(bp->cnic_ops, NULL); | |
10140 | mutex_unlock(&bp->cnic_mutex); | |
10141 | synchronize_rcu(); | |
10142 | kfree(bp->cnic_kwq); | |
10143 | bp->cnic_kwq = NULL; | |
10144 | ||
10145 | return 0; | |
10146 | } | |
10147 | ||
10148 | struct cnic_eth_dev *bnx2x_cnic_probe(struct net_device *dev) | |
10149 | { | |
10150 | struct bnx2x *bp = netdev_priv(dev); | |
10151 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
10152 | ||
2ba45142 VZ |
10153 | /* If both iSCSI and FCoE are disabled - return NULL in |
10154 | * order to indicate CNIC that it should not try to work | |
10155 | * with this device. | |
10156 | */ | |
10157 | if (NO_ISCSI(bp) && NO_FCOE(bp)) | |
10158 | return NULL; | |
10159 | ||
993ac7b5 MC |
10160 | cp->drv_owner = THIS_MODULE; |
10161 | cp->chip_id = CHIP_ID(bp); | |
10162 | cp->pdev = bp->pdev; | |
10163 | cp->io_base = bp->regview; | |
10164 | cp->io_base2 = bp->doorbells; | |
10165 | cp->max_kwqe_pending = 8; | |
523224a3 | 10166 | cp->ctx_blk_size = CDU_ILT_PAGE_SZ; |
c2bff63f DK |
10167 | cp->ctx_tbl_offset = FUNC_ILT_BASE(BP_FUNC(bp)) + |
10168 | bnx2x_cid_ilt_lines(bp); | |
993ac7b5 | 10169 | cp->ctx_tbl_len = CNIC_ILT_LINES; |
c2bff63f | 10170 | cp->starting_cid = bnx2x_cid_ilt_lines(bp) * ILT_PAGE_CIDS; |
993ac7b5 MC |
10171 | cp->drv_submit_kwqes_16 = bnx2x_cnic_sp_queue; |
10172 | cp->drv_ctl = bnx2x_drv_ctl; | |
10173 | cp->drv_register_cnic = bnx2x_register_cnic; | |
10174 | cp->drv_unregister_cnic = bnx2x_unregister_cnic; | |
ec6ba945 VZ |
10175 | cp->fcoe_init_cid = BNX2X_FCOE_ETH_CID; |
10176 | cp->iscsi_l2_client_id = BNX2X_ISCSI_ETH_CL_ID + | |
10177 | BP_E1HVN(bp) * NONE_ETH_CONTEXT_USE; | |
c2bff63f DK |
10178 | cp->iscsi_l2_cid = BNX2X_ISCSI_ETH_CID; |
10179 | ||
2ba45142 VZ |
10180 | if (NO_ISCSI_OOO(bp)) |
10181 | cp->drv_state |= CNIC_DRV_STATE_NO_ISCSI_OOO; | |
10182 | ||
10183 | if (NO_ISCSI(bp)) | |
10184 | cp->drv_state |= CNIC_DRV_STATE_NO_ISCSI; | |
10185 | ||
10186 | if (NO_FCOE(bp)) | |
10187 | cp->drv_state |= CNIC_DRV_STATE_NO_FCOE; | |
10188 | ||
c2bff63f DK |
10189 | DP(BNX2X_MSG_SP, "page_size %d, tbl_offset %d, tbl_lines %d, " |
10190 | "starting cid %d\n", | |
10191 | cp->ctx_blk_size, | |
10192 | cp->ctx_tbl_offset, | |
10193 | cp->ctx_tbl_len, | |
10194 | cp->starting_cid); | |
993ac7b5 MC |
10195 | return cp; |
10196 | } | |
10197 | EXPORT_SYMBOL(bnx2x_cnic_probe); | |
10198 | ||
10199 | #endif /* BCM_CNIC */ | |
94a78b79 | 10200 |