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" |
a2fbb9ea | 58 | |
94a78b79 VZ |
59 | #include <linux/firmware.h> |
60 | #include "bnx2x_fw_file_hdr.h" | |
61 | /* FW files */ | |
45229b42 BH |
62 | #define FW_FILE_VERSION \ |
63 | __stringify(BCM_5710_FW_MAJOR_VERSION) "." \ | |
64 | __stringify(BCM_5710_FW_MINOR_VERSION) "." \ | |
65 | __stringify(BCM_5710_FW_REVISION_VERSION) "." \ | |
66 | __stringify(BCM_5710_FW_ENGINEERING_VERSION) | |
560131f3 DK |
67 | #define FW_FILE_NAME_E1 "bnx2x/bnx2x-e1-" FW_FILE_VERSION ".fw" |
68 | #define FW_FILE_NAME_E1H "bnx2x/bnx2x-e1h-" FW_FILE_VERSION ".fw" | |
f2e0899f | 69 | #define FW_FILE_NAME_E2 "bnx2x/bnx2x-e2-" FW_FILE_VERSION ".fw" |
94a78b79 | 70 | |
34f80b04 EG |
71 | /* Time in jiffies before concluding the transmitter is hung */ |
72 | #define TX_TIMEOUT (5*HZ) | |
a2fbb9ea | 73 | |
53a10565 | 74 | static char version[] __devinitdata = |
34f80b04 | 75 | "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver " |
a2fbb9ea ET |
76 | DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
77 | ||
24e3fcef | 78 | MODULE_AUTHOR("Eliezer Tamir"); |
f2e0899f DK |
79 | MODULE_DESCRIPTION("Broadcom NetXtreme II " |
80 | "BCM57710/57711/57711E/57712/57712E Driver"); | |
a2fbb9ea ET |
81 | MODULE_LICENSE("GPL"); |
82 | MODULE_VERSION(DRV_MODULE_VERSION); | |
45229b42 BH |
83 | MODULE_FIRMWARE(FW_FILE_NAME_E1); |
84 | MODULE_FIRMWARE(FW_FILE_NAME_E1H); | |
f2e0899f | 85 | MODULE_FIRMWARE(FW_FILE_NAME_E2); |
a2fbb9ea | 86 | |
555f6c78 EG |
87 | static int multi_mode = 1; |
88 | module_param(multi_mode, int, 0); | |
ca00392c EG |
89 | MODULE_PARM_DESC(multi_mode, " Multi queue mode " |
90 | "(0 Disable; 1 Enable (default))"); | |
91 | ||
d6214d7a | 92 | int num_queues; |
54b9ddaa VZ |
93 | module_param(num_queues, int, 0); |
94 | MODULE_PARM_DESC(num_queues, " Number of queues for multi_mode=1" | |
95 | " (default is as a number of CPUs)"); | |
555f6c78 | 96 | |
19680c48 | 97 | static int disable_tpa; |
19680c48 | 98 | module_param(disable_tpa, int, 0); |
9898f86d | 99 | MODULE_PARM_DESC(disable_tpa, " Disable the TPA (LRO) feature"); |
8badd27a EG |
100 | |
101 | static int int_mode; | |
102 | module_param(int_mode, int, 0); | |
cdaa7cb8 VZ |
103 | MODULE_PARM_DESC(int_mode, " Force interrupt mode other then MSI-X " |
104 | "(1 INT#x; 2 MSI)"); | |
8badd27a | 105 | |
a18f5128 EG |
106 | static int dropless_fc; |
107 | module_param(dropless_fc, int, 0); | |
108 | MODULE_PARM_DESC(dropless_fc, " Pause on exhausted host ring"); | |
109 | ||
9898f86d | 110 | static int poll; |
a2fbb9ea | 111 | module_param(poll, int, 0); |
9898f86d | 112 | MODULE_PARM_DESC(poll, " Use polling (for debug)"); |
8d5726c4 EG |
113 | |
114 | static int mrrs = -1; | |
115 | module_param(mrrs, int, 0); | |
116 | MODULE_PARM_DESC(mrrs, " Force Max Read Req Size (0..3) (for debug)"); | |
117 | ||
9898f86d | 118 | static int debug; |
a2fbb9ea | 119 | module_param(debug, int, 0); |
9898f86d EG |
120 | MODULE_PARM_DESC(debug, " Default debug msglevel"); |
121 | ||
1cf167f2 | 122 | static struct workqueue_struct *bnx2x_wq; |
a2fbb9ea ET |
123 | |
124 | enum bnx2x_board_type { | |
125 | BCM57710 = 0, | |
34f80b04 EG |
126 | BCM57711 = 1, |
127 | BCM57711E = 2, | |
f2e0899f DK |
128 | BCM57712 = 3, |
129 | BCM57712E = 4 | |
a2fbb9ea ET |
130 | }; |
131 | ||
34f80b04 | 132 | /* indexed by board_type, above */ |
53a10565 | 133 | static struct { |
a2fbb9ea ET |
134 | char *name; |
135 | } board_info[] __devinitdata = { | |
34f80b04 EG |
136 | { "Broadcom NetXtreme II BCM57710 XGb" }, |
137 | { "Broadcom NetXtreme II BCM57711 XGb" }, | |
f2e0899f DK |
138 | { "Broadcom NetXtreme II BCM57711E XGb" }, |
139 | { "Broadcom NetXtreme II BCM57712 XGb" }, | |
140 | { "Broadcom NetXtreme II BCM57712E XGb" } | |
a2fbb9ea ET |
141 | }; |
142 | ||
f2e0899f DK |
143 | #ifndef PCI_DEVICE_ID_NX2_57712 |
144 | #define PCI_DEVICE_ID_NX2_57712 0x1662 | |
145 | #endif | |
146 | #ifndef PCI_DEVICE_ID_NX2_57712E | |
147 | #define PCI_DEVICE_ID_NX2_57712E 0x1663 | |
148 | #endif | |
34f80b04 | 149 | |
a3aa1884 | 150 | static DEFINE_PCI_DEVICE_TABLE(bnx2x_pci_tbl) = { |
e4ed7113 EG |
151 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57710), BCM57710 }, |
152 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711), BCM57711 }, | |
153 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711E), BCM57711E }, | |
f2e0899f DK |
154 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57712), BCM57712 }, |
155 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57712E), BCM57712E }, | |
a2fbb9ea ET |
156 | { 0 } |
157 | }; | |
158 | ||
159 | MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl); | |
160 | ||
161 | /**************************************************************************** | |
162 | * General service functions | |
163 | ****************************************************************************/ | |
164 | ||
523224a3 DK |
165 | static inline void __storm_memset_dma_mapping(struct bnx2x *bp, |
166 | u32 addr, dma_addr_t mapping) | |
167 | { | |
168 | REG_WR(bp, addr, U64_LO(mapping)); | |
169 | REG_WR(bp, addr + 4, U64_HI(mapping)); | |
170 | } | |
171 | ||
172 | static inline void __storm_memset_fill(struct bnx2x *bp, | |
173 | u32 addr, size_t size, u32 val) | |
174 | { | |
175 | int i; | |
176 | for (i = 0; i < size/4; i++) | |
177 | REG_WR(bp, addr + (i * 4), val); | |
178 | } | |
179 | ||
180 | static inline void storm_memset_ustats_zero(struct bnx2x *bp, | |
181 | u8 port, u16 stat_id) | |
182 | { | |
183 | size_t size = sizeof(struct ustorm_per_client_stats); | |
184 | ||
185 | u32 addr = BAR_USTRORM_INTMEM + | |
186 | USTORM_PER_COUNTER_ID_STATS_OFFSET(port, stat_id); | |
187 | ||
188 | __storm_memset_fill(bp, addr, size, 0); | |
189 | } | |
190 | ||
191 | static inline void storm_memset_tstats_zero(struct bnx2x *bp, | |
192 | u8 port, u16 stat_id) | |
193 | { | |
194 | size_t size = sizeof(struct tstorm_per_client_stats); | |
195 | ||
196 | u32 addr = BAR_TSTRORM_INTMEM + | |
197 | TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, stat_id); | |
198 | ||
199 | __storm_memset_fill(bp, addr, size, 0); | |
200 | } | |
201 | ||
202 | static inline void storm_memset_xstats_zero(struct bnx2x *bp, | |
203 | u8 port, u16 stat_id) | |
204 | { | |
205 | size_t size = sizeof(struct xstorm_per_client_stats); | |
206 | ||
207 | u32 addr = BAR_XSTRORM_INTMEM + | |
208 | XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, stat_id); | |
209 | ||
210 | __storm_memset_fill(bp, addr, size, 0); | |
211 | } | |
212 | ||
213 | ||
214 | static inline void storm_memset_spq_addr(struct bnx2x *bp, | |
215 | dma_addr_t mapping, u16 abs_fid) | |
216 | { | |
217 | u32 addr = XSEM_REG_FAST_MEMORY + | |
218 | XSTORM_SPQ_PAGE_BASE_OFFSET(abs_fid); | |
219 | ||
220 | __storm_memset_dma_mapping(bp, addr, mapping); | |
221 | } | |
222 | ||
223 | static inline void storm_memset_ov(struct bnx2x *bp, u16 ov, u16 abs_fid) | |
224 | { | |
225 | REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(abs_fid), ov); | |
226 | } | |
227 | ||
228 | static inline void storm_memset_func_cfg(struct bnx2x *bp, | |
229 | struct tstorm_eth_function_common_config *tcfg, | |
230 | u16 abs_fid) | |
231 | { | |
232 | size_t size = sizeof(struct tstorm_eth_function_common_config); | |
233 | ||
234 | u32 addr = BAR_TSTRORM_INTMEM + | |
235 | TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(abs_fid); | |
236 | ||
237 | __storm_memset_struct(bp, addr, size, (u32 *)tcfg); | |
238 | } | |
239 | ||
240 | static inline void storm_memset_xstats_flags(struct bnx2x *bp, | |
241 | struct stats_indication_flags *flags, | |
242 | u16 abs_fid) | |
243 | { | |
244 | size_t size = sizeof(struct stats_indication_flags); | |
245 | ||
246 | u32 addr = BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(abs_fid); | |
247 | ||
248 | __storm_memset_struct(bp, addr, size, (u32 *)flags); | |
249 | } | |
250 | ||
251 | static inline void storm_memset_tstats_flags(struct bnx2x *bp, | |
252 | struct stats_indication_flags *flags, | |
253 | u16 abs_fid) | |
254 | { | |
255 | size_t size = sizeof(struct stats_indication_flags); | |
256 | ||
257 | u32 addr = BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(abs_fid); | |
258 | ||
259 | __storm_memset_struct(bp, addr, size, (u32 *)flags); | |
260 | } | |
261 | ||
262 | static inline void storm_memset_ustats_flags(struct bnx2x *bp, | |
263 | struct stats_indication_flags *flags, | |
264 | u16 abs_fid) | |
265 | { | |
266 | size_t size = sizeof(struct stats_indication_flags); | |
267 | ||
268 | u32 addr = BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(abs_fid); | |
269 | ||
270 | __storm_memset_struct(bp, addr, size, (u32 *)flags); | |
271 | } | |
272 | ||
273 | static inline void storm_memset_cstats_flags(struct bnx2x *bp, | |
274 | struct stats_indication_flags *flags, | |
275 | u16 abs_fid) | |
276 | { | |
277 | size_t size = sizeof(struct stats_indication_flags); | |
278 | ||
279 | u32 addr = BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(abs_fid); | |
280 | ||
281 | __storm_memset_struct(bp, addr, size, (u32 *)flags); | |
282 | } | |
283 | ||
284 | static inline void storm_memset_xstats_addr(struct bnx2x *bp, | |
285 | dma_addr_t mapping, u16 abs_fid) | |
286 | { | |
287 | u32 addr = BAR_XSTRORM_INTMEM + | |
288 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid); | |
289 | ||
290 | __storm_memset_dma_mapping(bp, addr, mapping); | |
291 | } | |
292 | ||
293 | static inline void storm_memset_tstats_addr(struct bnx2x *bp, | |
294 | dma_addr_t mapping, u16 abs_fid) | |
295 | { | |
296 | u32 addr = BAR_TSTRORM_INTMEM + | |
297 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid); | |
298 | ||
299 | __storm_memset_dma_mapping(bp, addr, mapping); | |
300 | } | |
301 | ||
302 | static inline void storm_memset_ustats_addr(struct bnx2x *bp, | |
303 | dma_addr_t mapping, u16 abs_fid) | |
304 | { | |
305 | u32 addr = BAR_USTRORM_INTMEM + | |
306 | USTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid); | |
307 | ||
308 | __storm_memset_dma_mapping(bp, addr, mapping); | |
309 | } | |
310 | ||
311 | static inline void storm_memset_cstats_addr(struct bnx2x *bp, | |
312 | dma_addr_t mapping, u16 abs_fid) | |
313 | { | |
314 | u32 addr = BAR_CSTRORM_INTMEM + | |
315 | CSTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid); | |
316 | ||
317 | __storm_memset_dma_mapping(bp, addr, mapping); | |
318 | } | |
319 | ||
320 | static inline void storm_memset_vf_to_pf(struct bnx2x *bp, u16 abs_fid, | |
321 | u16 pf_id) | |
322 | { | |
323 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_VF_TO_PF_OFFSET(abs_fid), | |
324 | pf_id); | |
325 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_VF_TO_PF_OFFSET(abs_fid), | |
326 | pf_id); | |
327 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_VF_TO_PF_OFFSET(abs_fid), | |
328 | pf_id); | |
329 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_VF_TO_PF_OFFSET(abs_fid), | |
330 | pf_id); | |
331 | } | |
332 | ||
333 | static inline void storm_memset_func_en(struct bnx2x *bp, u16 abs_fid, | |
334 | u8 enable) | |
335 | { | |
336 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNC_EN_OFFSET(abs_fid), | |
337 | enable); | |
338 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNC_EN_OFFSET(abs_fid), | |
339 | enable); | |
340 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNC_EN_OFFSET(abs_fid), | |
341 | enable); | |
342 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNC_EN_OFFSET(abs_fid), | |
343 | enable); | |
344 | } | |
345 | ||
346 | static inline void storm_memset_eq_data(struct bnx2x *bp, | |
347 | struct event_ring_data *eq_data, | |
348 | u16 pfid) | |
349 | { | |
350 | size_t size = sizeof(struct event_ring_data); | |
351 | ||
352 | u32 addr = BAR_CSTRORM_INTMEM + CSTORM_EVENT_RING_DATA_OFFSET(pfid); | |
353 | ||
354 | __storm_memset_struct(bp, addr, size, (u32 *)eq_data); | |
355 | } | |
356 | ||
357 | static inline void storm_memset_eq_prod(struct bnx2x *bp, u16 eq_prod, | |
358 | u16 pfid) | |
359 | { | |
360 | u32 addr = BAR_CSTRORM_INTMEM + CSTORM_EVENT_RING_PROD_OFFSET(pfid); | |
361 | REG_WR16(bp, addr, eq_prod); | |
362 | } | |
363 | ||
364 | static inline void storm_memset_hc_timeout(struct bnx2x *bp, u8 port, | |
365 | u16 fw_sb_id, u8 sb_index, | |
366 | u8 ticks) | |
367 | { | |
368 | ||
f2e0899f DK |
369 | int index_offset = CHIP_IS_E2(bp) ? |
370 | offsetof(struct hc_status_block_data_e2, index_data) : | |
523224a3 DK |
371 | offsetof(struct hc_status_block_data_e1x, index_data); |
372 | u32 addr = BAR_CSTRORM_INTMEM + | |
373 | CSTORM_STATUS_BLOCK_DATA_OFFSET(fw_sb_id) + | |
374 | index_offset + | |
375 | sizeof(struct hc_index_data)*sb_index + | |
376 | offsetof(struct hc_index_data, timeout); | |
377 | REG_WR8(bp, addr, ticks); | |
378 | DP(NETIF_MSG_HW, "port %x fw_sb_id %d sb_index %d ticks %d\n", | |
379 | port, fw_sb_id, sb_index, ticks); | |
380 | } | |
381 | static inline void storm_memset_hc_disable(struct bnx2x *bp, u8 port, | |
382 | u16 fw_sb_id, u8 sb_index, | |
383 | u8 disable) | |
384 | { | |
385 | u32 enable_flag = disable ? 0 : (1 << HC_INDEX_DATA_HC_ENABLED_SHIFT); | |
f2e0899f DK |
386 | int index_offset = CHIP_IS_E2(bp) ? |
387 | offsetof(struct hc_status_block_data_e2, index_data) : | |
523224a3 DK |
388 | offsetof(struct hc_status_block_data_e1x, index_data); |
389 | u32 addr = BAR_CSTRORM_INTMEM + | |
390 | CSTORM_STATUS_BLOCK_DATA_OFFSET(fw_sb_id) + | |
391 | index_offset + | |
392 | sizeof(struct hc_index_data)*sb_index + | |
393 | offsetof(struct hc_index_data, flags); | |
394 | u16 flags = REG_RD16(bp, addr); | |
395 | /* clear and set */ | |
396 | flags &= ~HC_INDEX_DATA_HC_ENABLED; | |
397 | flags |= enable_flag; | |
398 | REG_WR16(bp, addr, flags); | |
399 | DP(NETIF_MSG_HW, "port %x fw_sb_id %d sb_index %d disable %d\n", | |
400 | port, fw_sb_id, sb_index, disable); | |
401 | } | |
402 | ||
a2fbb9ea ET |
403 | /* used only at init |
404 | * locking is done by mcp | |
405 | */ | |
8d96286a | 406 | static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val) |
a2fbb9ea ET |
407 | { |
408 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
409 | pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val); | |
410 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
411 | PCICFG_VENDOR_ID_OFFSET); | |
412 | } | |
413 | ||
a2fbb9ea ET |
414 | static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr) |
415 | { | |
416 | u32 val; | |
417 | ||
418 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
419 | pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val); | |
420 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
421 | PCICFG_VENDOR_ID_OFFSET); | |
422 | ||
423 | return val; | |
424 | } | |
a2fbb9ea | 425 | |
f2e0899f DK |
426 | #define DMAE_DP_SRC_GRC "grc src_addr [%08x]" |
427 | #define DMAE_DP_SRC_PCI "pci src_addr [%x:%08x]" | |
428 | #define DMAE_DP_DST_GRC "grc dst_addr [%08x]" | |
429 | #define DMAE_DP_DST_PCI "pci dst_addr [%x:%08x]" | |
430 | #define DMAE_DP_DST_NONE "dst_addr [none]" | |
431 | ||
8d96286a | 432 | static void bnx2x_dp_dmae(struct bnx2x *bp, struct dmae_command *dmae, |
433 | int msglvl) | |
f2e0899f DK |
434 | { |
435 | u32 src_type = dmae->opcode & DMAE_COMMAND_SRC; | |
436 | ||
437 | switch (dmae->opcode & DMAE_COMMAND_DST) { | |
438 | case DMAE_CMD_DST_PCI: | |
439 | if (src_type == DMAE_CMD_SRC_PCI) | |
440 | DP(msglvl, "DMAE: opcode 0x%08x\n" | |
441 | "src [%x:%08x], len [%d*4], dst [%x:%08x]\n" | |
442 | "comp_addr [%x:%08x], comp_val 0x%08x\n", | |
443 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
444 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, | |
445 | dmae->comp_addr_hi, dmae->comp_addr_lo, | |
446 | dmae->comp_val); | |
447 | else | |
448 | DP(msglvl, "DMAE: opcode 0x%08x\n" | |
449 | "src [%08x], len [%d*4], dst [%x:%08x]\n" | |
450 | "comp_addr [%x:%08x], comp_val 0x%08x\n", | |
451 | dmae->opcode, dmae->src_addr_lo >> 2, | |
452 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, | |
453 | dmae->comp_addr_hi, dmae->comp_addr_lo, | |
454 | dmae->comp_val); | |
455 | break; | |
456 | case DMAE_CMD_DST_GRC: | |
457 | if (src_type == DMAE_CMD_SRC_PCI) | |
458 | DP(msglvl, "DMAE: opcode 0x%08x\n" | |
459 | "src [%x:%08x], len [%d*4], dst_addr [%08x]\n" | |
460 | "comp_addr [%x:%08x], comp_val 0x%08x\n", | |
461 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
462 | dmae->len, dmae->dst_addr_lo >> 2, | |
463 | dmae->comp_addr_hi, dmae->comp_addr_lo, | |
464 | dmae->comp_val); | |
465 | else | |
466 | DP(msglvl, "DMAE: opcode 0x%08x\n" | |
467 | "src [%08x], len [%d*4], dst [%08x]\n" | |
468 | "comp_addr [%x:%08x], comp_val 0x%08x\n", | |
469 | dmae->opcode, dmae->src_addr_lo >> 2, | |
470 | dmae->len, dmae->dst_addr_lo >> 2, | |
471 | dmae->comp_addr_hi, dmae->comp_addr_lo, | |
472 | dmae->comp_val); | |
473 | break; | |
474 | default: | |
475 | if (src_type == DMAE_CMD_SRC_PCI) | |
476 | DP(msglvl, "DMAE: opcode 0x%08x\n" | |
477 | DP_LEVEL "src_addr [%x:%08x] len [%d * 4] " | |
478 | "dst_addr [none]\n" | |
479 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
480 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
481 | dmae->len, dmae->comp_addr_hi, dmae->comp_addr_lo, | |
482 | dmae->comp_val); | |
483 | else | |
484 | DP(msglvl, "DMAE: opcode 0x%08x\n" | |
485 | DP_LEVEL "src_addr [%08x] len [%d * 4] " | |
486 | "dst_addr [none]\n" | |
487 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
488 | dmae->opcode, dmae->src_addr_lo >> 2, | |
489 | dmae->len, dmae->comp_addr_hi, dmae->comp_addr_lo, | |
490 | dmae->comp_val); | |
491 | break; | |
492 | } | |
493 | ||
494 | } | |
495 | ||
6c719d00 | 496 | const u32 dmae_reg_go_c[] = { |
a2fbb9ea ET |
497 | DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3, |
498 | DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7, | |
499 | DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11, | |
500 | DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15 | |
501 | }; | |
502 | ||
503 | /* copy command into DMAE command memory and set DMAE command go */ | |
6c719d00 | 504 | void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx) |
a2fbb9ea ET |
505 | { |
506 | u32 cmd_offset; | |
507 | int i; | |
508 | ||
509 | cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx); | |
510 | for (i = 0; i < (sizeof(struct dmae_command)/4); i++) { | |
511 | REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
512 | ||
ad8d3948 EG |
513 | DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n", |
514 | idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
a2fbb9ea ET |
515 | } |
516 | REG_WR(bp, dmae_reg_go_c[idx], 1); | |
517 | } | |
518 | ||
f2e0899f | 519 | u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type) |
a2fbb9ea | 520 | { |
f2e0899f DK |
521 | return opcode | ((comp_type << DMAE_COMMAND_C_DST_SHIFT) | |
522 | DMAE_CMD_C_ENABLE); | |
523 | } | |
ad8d3948 | 524 | |
f2e0899f DK |
525 | u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode) |
526 | { | |
527 | return opcode & ~DMAE_CMD_SRC_RESET; | |
528 | } | |
ad8d3948 | 529 | |
f2e0899f DK |
530 | u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type, |
531 | bool with_comp, u8 comp_type) | |
532 | { | |
533 | u32 opcode = 0; | |
534 | ||
535 | opcode |= ((src_type << DMAE_COMMAND_SRC_SHIFT) | | |
536 | (dst_type << DMAE_COMMAND_DST_SHIFT)); | |
ad8d3948 | 537 | |
f2e0899f DK |
538 | opcode |= (DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET); |
539 | ||
540 | opcode |= (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0); | |
541 | opcode |= ((BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT) | | |
542 | (BP_E1HVN(bp) << DMAE_COMMAND_DST_VN_SHIFT)); | |
543 | opcode |= (DMAE_COM_SET_ERR << DMAE_COMMAND_ERR_POLICY_SHIFT); | |
a2fbb9ea | 544 | |
a2fbb9ea | 545 | #ifdef __BIG_ENDIAN |
f2e0899f | 546 | opcode |= DMAE_CMD_ENDIANITY_B_DW_SWAP; |
a2fbb9ea | 547 | #else |
f2e0899f | 548 | opcode |= DMAE_CMD_ENDIANITY_DW_SWAP; |
a2fbb9ea | 549 | #endif |
f2e0899f DK |
550 | if (with_comp) |
551 | opcode = bnx2x_dmae_opcode_add_comp(opcode, comp_type); | |
552 | return opcode; | |
553 | } | |
554 | ||
8d96286a | 555 | static void bnx2x_prep_dmae_with_comp(struct bnx2x *bp, |
556 | struct dmae_command *dmae, | |
557 | u8 src_type, u8 dst_type) | |
f2e0899f DK |
558 | { |
559 | memset(dmae, 0, sizeof(struct dmae_command)); | |
560 | ||
561 | /* set the opcode */ | |
562 | dmae->opcode = bnx2x_dmae_opcode(bp, src_type, dst_type, | |
563 | true, DMAE_COMP_PCI); | |
564 | ||
565 | /* fill in the completion parameters */ | |
566 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
567 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
568 | dmae->comp_val = DMAE_COMP_VAL; | |
569 | } | |
570 | ||
571 | /* issue a dmae command over the init-channel and wailt for completion */ | |
8d96286a | 572 | static int bnx2x_issue_dmae_with_comp(struct bnx2x *bp, |
573 | struct dmae_command *dmae) | |
f2e0899f DK |
574 | { |
575 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); | |
576 | int cnt = CHIP_REV_IS_SLOW(bp) ? (400000) : 40; | |
577 | int rc = 0; | |
578 | ||
579 | DP(BNX2X_MSG_OFF, "data before [0x%08x 0x%08x 0x%08x 0x%08x]\n", | |
a2fbb9ea ET |
580 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
581 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
a2fbb9ea | 582 | |
f2e0899f | 583 | /* lock the dmae channel */ |
5ff7b6d4 EG |
584 | mutex_lock(&bp->dmae_mutex); |
585 | ||
f2e0899f | 586 | /* reset completion */ |
a2fbb9ea ET |
587 | *wb_comp = 0; |
588 | ||
f2e0899f DK |
589 | /* post the command on the channel used for initializations */ |
590 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); | |
a2fbb9ea | 591 | |
f2e0899f | 592 | /* wait for completion */ |
a2fbb9ea | 593 | udelay(5); |
f2e0899f | 594 | while ((*wb_comp & ~DMAE_PCI_ERR_FLAG) != DMAE_COMP_VAL) { |
ad8d3948 EG |
595 | DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp); |
596 | ||
ad8d3948 | 597 | if (!cnt) { |
c3eefaf6 | 598 | BNX2X_ERR("DMAE timeout!\n"); |
f2e0899f DK |
599 | rc = DMAE_TIMEOUT; |
600 | goto unlock; | |
a2fbb9ea | 601 | } |
ad8d3948 | 602 | cnt--; |
f2e0899f | 603 | udelay(50); |
a2fbb9ea | 604 | } |
f2e0899f DK |
605 | if (*wb_comp & DMAE_PCI_ERR_FLAG) { |
606 | BNX2X_ERR("DMAE PCI error!\n"); | |
607 | rc = DMAE_PCI_ERROR; | |
608 | } | |
609 | ||
610 | DP(BNX2X_MSG_OFF, "data after [0x%08x 0x%08x 0x%08x 0x%08x]\n", | |
611 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], | |
612 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
ad8d3948 | 613 | |
f2e0899f | 614 | unlock: |
ad8d3948 | 615 | mutex_unlock(&bp->dmae_mutex); |
f2e0899f DK |
616 | return rc; |
617 | } | |
618 | ||
619 | void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, | |
620 | u32 len32) | |
621 | { | |
622 | struct dmae_command dmae; | |
623 | ||
624 | if (!bp->dmae_ready) { | |
625 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
626 | ||
627 | DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)" | |
628 | " using indirect\n", dst_addr, len32); | |
629 | bnx2x_init_ind_wr(bp, dst_addr, data, len32); | |
630 | return; | |
631 | } | |
632 | ||
633 | /* set opcode and fixed command fields */ | |
634 | bnx2x_prep_dmae_with_comp(bp, &dmae, DMAE_SRC_PCI, DMAE_DST_GRC); | |
635 | ||
636 | /* fill in addresses and len */ | |
637 | dmae.src_addr_lo = U64_LO(dma_addr); | |
638 | dmae.src_addr_hi = U64_HI(dma_addr); | |
639 | dmae.dst_addr_lo = dst_addr >> 2; | |
640 | dmae.dst_addr_hi = 0; | |
641 | dmae.len = len32; | |
642 | ||
643 | bnx2x_dp_dmae(bp, &dmae, BNX2X_MSG_OFF); | |
644 | ||
645 | /* issue the command and wait for completion */ | |
646 | bnx2x_issue_dmae_with_comp(bp, &dmae); | |
a2fbb9ea ET |
647 | } |
648 | ||
c18487ee | 649 | void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32) |
a2fbb9ea | 650 | { |
5ff7b6d4 | 651 | struct dmae_command dmae; |
ad8d3948 EG |
652 | |
653 | if (!bp->dmae_ready) { | |
654 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
655 | int i; | |
656 | ||
657 | DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)" | |
658 | " using indirect\n", src_addr, len32); | |
659 | for (i = 0; i < len32; i++) | |
660 | data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4); | |
661 | return; | |
662 | } | |
663 | ||
f2e0899f DK |
664 | /* set opcode and fixed command fields */ |
665 | bnx2x_prep_dmae_with_comp(bp, &dmae, DMAE_SRC_GRC, DMAE_DST_PCI); | |
a2fbb9ea | 666 | |
f2e0899f | 667 | /* fill in addresses and len */ |
5ff7b6d4 EG |
668 | dmae.src_addr_lo = src_addr >> 2; |
669 | dmae.src_addr_hi = 0; | |
670 | dmae.dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data)); | |
671 | dmae.dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data)); | |
672 | dmae.len = len32; | |
ad8d3948 | 673 | |
f2e0899f | 674 | bnx2x_dp_dmae(bp, &dmae, BNX2X_MSG_OFF); |
ad8d3948 | 675 | |
f2e0899f DK |
676 | /* issue the command and wait for completion */ |
677 | bnx2x_issue_dmae_with_comp(bp, &dmae); | |
ad8d3948 EG |
678 | } |
679 | ||
8d96286a | 680 | static void bnx2x_write_dmae_phys_len(struct bnx2x *bp, dma_addr_t phys_addr, |
681 | u32 addr, u32 len) | |
573f2035 | 682 | { |
02e3c6cb | 683 | int dmae_wr_max = DMAE_LEN32_WR_MAX(bp); |
573f2035 EG |
684 | int offset = 0; |
685 | ||
02e3c6cb | 686 | while (len > dmae_wr_max) { |
573f2035 | 687 | bnx2x_write_dmae(bp, phys_addr + offset, |
02e3c6cb VZ |
688 | addr + offset, dmae_wr_max); |
689 | offset += dmae_wr_max * 4; | |
690 | len -= dmae_wr_max; | |
573f2035 EG |
691 | } |
692 | ||
693 | bnx2x_write_dmae(bp, phys_addr + offset, addr + offset, len); | |
694 | } | |
695 | ||
ad8d3948 EG |
696 | /* used only for slowpath so not inlined */ |
697 | static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo) | |
698 | { | |
699 | u32 wb_write[2]; | |
700 | ||
701 | wb_write[0] = val_hi; | |
702 | wb_write[1] = val_lo; | |
703 | REG_WR_DMAE(bp, reg, wb_write, 2); | |
a2fbb9ea | 704 | } |
a2fbb9ea | 705 | |
ad8d3948 EG |
706 | #ifdef USE_WB_RD |
707 | static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg) | |
708 | { | |
709 | u32 wb_data[2]; | |
710 | ||
711 | REG_RD_DMAE(bp, reg, wb_data, 2); | |
712 | ||
713 | return HILO_U64(wb_data[0], wb_data[1]); | |
714 | } | |
715 | #endif | |
716 | ||
a2fbb9ea ET |
717 | static int bnx2x_mc_assert(struct bnx2x *bp) |
718 | { | |
a2fbb9ea | 719 | char last_idx; |
34f80b04 EG |
720 | int i, rc = 0; |
721 | u32 row0, row1, row2, row3; | |
722 | ||
723 | /* XSTORM */ | |
724 | last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM + | |
725 | XSTORM_ASSERT_LIST_INDEX_OFFSET); | |
726 | if (last_idx) | |
727 | BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
728 | ||
729 | /* print the asserts */ | |
730 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
731 | ||
732 | row0 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
733 | XSTORM_ASSERT_LIST_OFFSET(i)); | |
734 | row1 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
735 | XSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
736 | row2 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
737 | XSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
738 | row3 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
739 | XSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
740 | ||
741 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
742 | BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
743 | " 0x%08x 0x%08x 0x%08x\n", | |
744 | i, row3, row2, row1, row0); | |
745 | rc++; | |
746 | } else { | |
747 | break; | |
748 | } | |
749 | } | |
750 | ||
751 | /* TSTORM */ | |
752 | last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM + | |
753 | TSTORM_ASSERT_LIST_INDEX_OFFSET); | |
754 | if (last_idx) | |
755 | BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
756 | ||
757 | /* print the asserts */ | |
758 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
759 | ||
760 | row0 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
761 | TSTORM_ASSERT_LIST_OFFSET(i)); | |
762 | row1 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
763 | TSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
764 | row2 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
765 | TSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
766 | row3 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
767 | TSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
768 | ||
769 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
770 | BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
771 | " 0x%08x 0x%08x 0x%08x\n", | |
772 | i, row3, row2, row1, row0); | |
773 | rc++; | |
774 | } else { | |
775 | break; | |
776 | } | |
777 | } | |
778 | ||
779 | /* CSTORM */ | |
780 | last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM + | |
781 | CSTORM_ASSERT_LIST_INDEX_OFFSET); | |
782 | if (last_idx) | |
783 | BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
784 | ||
785 | /* print the asserts */ | |
786 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
787 | ||
788 | row0 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
789 | CSTORM_ASSERT_LIST_OFFSET(i)); | |
790 | row1 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
791 | CSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
792 | row2 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
793 | CSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
794 | row3 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
795 | CSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
796 | ||
797 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
798 | BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
799 | " 0x%08x 0x%08x 0x%08x\n", | |
800 | i, row3, row2, row1, row0); | |
801 | rc++; | |
802 | } else { | |
803 | break; | |
804 | } | |
805 | } | |
806 | ||
807 | /* USTORM */ | |
808 | last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM + | |
809 | USTORM_ASSERT_LIST_INDEX_OFFSET); | |
810 | if (last_idx) | |
811 | BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
812 | ||
813 | /* print the asserts */ | |
814 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
815 | ||
816 | row0 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
817 | USTORM_ASSERT_LIST_OFFSET(i)); | |
818 | row1 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
819 | USTORM_ASSERT_LIST_OFFSET(i) + 4); | |
820 | row2 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
821 | USTORM_ASSERT_LIST_OFFSET(i) + 8); | |
822 | row3 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
823 | USTORM_ASSERT_LIST_OFFSET(i) + 12); | |
824 | ||
825 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
826 | BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
827 | " 0x%08x 0x%08x 0x%08x\n", | |
828 | i, row3, row2, row1, row0); | |
829 | rc++; | |
830 | } else { | |
831 | break; | |
a2fbb9ea ET |
832 | } |
833 | } | |
34f80b04 | 834 | |
a2fbb9ea ET |
835 | return rc; |
836 | } | |
c14423fe | 837 | |
a2fbb9ea ET |
838 | static void bnx2x_fw_dump(struct bnx2x *bp) |
839 | { | |
cdaa7cb8 | 840 | u32 addr; |
a2fbb9ea | 841 | u32 mark, offset; |
4781bfad | 842 | __be32 data[9]; |
a2fbb9ea | 843 | int word; |
f2e0899f | 844 | u32 trace_shmem_base; |
2145a920 VZ |
845 | if (BP_NOMCP(bp)) { |
846 | BNX2X_ERR("NO MCP - can not dump\n"); | |
847 | return; | |
848 | } | |
cdaa7cb8 | 849 | |
f2e0899f DK |
850 | if (BP_PATH(bp) == 0) |
851 | trace_shmem_base = bp->common.shmem_base; | |
852 | else | |
853 | trace_shmem_base = SHMEM2_RD(bp, other_shmem_base_addr); | |
854 | addr = trace_shmem_base - 0x0800 + 4; | |
cdaa7cb8 | 855 | mark = REG_RD(bp, addr); |
f2e0899f DK |
856 | mark = (CHIP_IS_E1x(bp) ? MCP_REG_MCPR_SCRATCH : MCP_A_REG_MCPR_SCRATCH) |
857 | + ((mark + 0x3) & ~0x3) - 0x08000000; | |
7995c64e | 858 | pr_err("begin fw dump (mark 0x%x)\n", mark); |
a2fbb9ea | 859 | |
7995c64e | 860 | pr_err(""); |
f2e0899f | 861 | for (offset = mark; offset <= trace_shmem_base; offset += 0x8*4) { |
a2fbb9ea | 862 | for (word = 0; word < 8; word++) |
cdaa7cb8 | 863 | data[word] = htonl(REG_RD(bp, offset + 4*word)); |
a2fbb9ea | 864 | data[8] = 0x0; |
7995c64e | 865 | pr_cont("%s", (char *)data); |
a2fbb9ea | 866 | } |
cdaa7cb8 | 867 | for (offset = addr + 4; offset <= mark; offset += 0x8*4) { |
a2fbb9ea | 868 | for (word = 0; word < 8; word++) |
cdaa7cb8 | 869 | data[word] = htonl(REG_RD(bp, offset + 4*word)); |
a2fbb9ea | 870 | data[8] = 0x0; |
7995c64e | 871 | pr_cont("%s", (char *)data); |
a2fbb9ea | 872 | } |
7995c64e | 873 | pr_err("end of fw dump\n"); |
a2fbb9ea ET |
874 | } |
875 | ||
6c719d00 | 876 | void bnx2x_panic_dump(struct bnx2x *bp) |
a2fbb9ea ET |
877 | { |
878 | int i; | |
523224a3 DK |
879 | u16 j; |
880 | struct hc_sp_status_block_data sp_sb_data; | |
881 | int func = BP_FUNC(bp); | |
882 | #ifdef BNX2X_STOP_ON_ERROR | |
883 | u16 start = 0, end = 0; | |
884 | #endif | |
a2fbb9ea | 885 | |
66e855f3 YG |
886 | bp->stats_state = STATS_STATE_DISABLED; |
887 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
888 | ||
a2fbb9ea ET |
889 | BNX2X_ERR("begin crash dump -----------------\n"); |
890 | ||
8440d2b6 EG |
891 | /* Indices */ |
892 | /* Common */ | |
523224a3 | 893 | BNX2X_ERR("def_idx(0x%x) def_att_idx(0x%x) attn_state(0x%x)" |
cdaa7cb8 | 894 | " spq_prod_idx(0x%x)\n", |
523224a3 DK |
895 | bp->def_idx, bp->def_att_idx, |
896 | bp->attn_state, bp->spq_prod_idx); | |
897 | BNX2X_ERR("DSB: attn bits(0x%x) ack(0x%x) id(0x%x) idx(0x%x)\n", | |
898 | bp->def_status_blk->atten_status_block.attn_bits, | |
899 | bp->def_status_blk->atten_status_block.attn_bits_ack, | |
900 | bp->def_status_blk->atten_status_block.status_block_id, | |
901 | bp->def_status_blk->atten_status_block.attn_bits_index); | |
902 | BNX2X_ERR(" def ("); | |
903 | for (i = 0; i < HC_SP_SB_MAX_INDICES; i++) | |
904 | pr_cont("0x%x%s", | |
905 | bp->def_status_blk->sp_sb.index_values[i], | |
906 | (i == HC_SP_SB_MAX_INDICES - 1) ? ") " : " "); | |
907 | ||
908 | for (i = 0; i < sizeof(struct hc_sp_status_block_data)/sizeof(u32); i++) | |
909 | *((u32 *)&sp_sb_data + i) = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
910 | CSTORM_SP_STATUS_BLOCK_DATA_OFFSET(func) + | |
911 | i*sizeof(u32)); | |
912 | ||
913 | pr_cont("igu_sb_id(0x%x) igu_seg_id (0x%x) " | |
914 | "pf_id(0x%x) vnic_id(0x%x) " | |
915 | "vf_id(0x%x) vf_valid (0x%x)\n", | |
916 | sp_sb_data.igu_sb_id, | |
917 | sp_sb_data.igu_seg_id, | |
918 | sp_sb_data.p_func.pf_id, | |
919 | sp_sb_data.p_func.vnic_id, | |
920 | sp_sb_data.p_func.vf_id, | |
921 | sp_sb_data.p_func.vf_valid); | |
922 | ||
8440d2b6 | 923 | |
54b9ddaa | 924 | for_each_queue(bp, i) { |
a2fbb9ea | 925 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
523224a3 | 926 | int loop; |
f2e0899f | 927 | struct hc_status_block_data_e2 sb_data_e2; |
523224a3 DK |
928 | struct hc_status_block_data_e1x sb_data_e1x; |
929 | struct hc_status_block_sm *hc_sm_p = | |
f2e0899f DK |
930 | CHIP_IS_E2(bp) ? |
931 | sb_data_e2.common.state_machine : | |
523224a3 DK |
932 | sb_data_e1x.common.state_machine; |
933 | struct hc_index_data *hc_index_p = | |
f2e0899f DK |
934 | CHIP_IS_E2(bp) ? |
935 | sb_data_e2.index_data : | |
523224a3 DK |
936 | sb_data_e1x.index_data; |
937 | int data_size; | |
938 | u32 *sb_data_p; | |
939 | ||
940 | /* Rx */ | |
cdaa7cb8 | 941 | BNX2X_ERR("fp%d: rx_bd_prod(0x%x) rx_bd_cons(0x%x)" |
523224a3 | 942 | " rx_comp_prod(0x%x)" |
cdaa7cb8 | 943 | " rx_comp_cons(0x%x) *rx_cons_sb(0x%x)\n", |
8440d2b6 | 944 | i, fp->rx_bd_prod, fp->rx_bd_cons, |
523224a3 | 945 | fp->rx_comp_prod, |
66e855f3 | 946 | fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb)); |
cdaa7cb8 | 947 | BNX2X_ERR(" rx_sge_prod(0x%x) last_max_sge(0x%x)" |
523224a3 | 948 | " fp_hc_idx(0x%x)\n", |
8440d2b6 | 949 | fp->rx_sge_prod, fp->last_max_sge, |
523224a3 | 950 | le16_to_cpu(fp->fp_hc_idx)); |
a2fbb9ea | 951 | |
523224a3 | 952 | /* Tx */ |
cdaa7cb8 VZ |
953 | BNX2X_ERR("fp%d: tx_pkt_prod(0x%x) tx_pkt_cons(0x%x)" |
954 | " tx_bd_prod(0x%x) tx_bd_cons(0x%x)" | |
955 | " *tx_cons_sb(0x%x)\n", | |
8440d2b6 EG |
956 | i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod, |
957 | fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb)); | |
523224a3 | 958 | |
f2e0899f DK |
959 | loop = CHIP_IS_E2(bp) ? |
960 | HC_SB_MAX_INDICES_E2 : HC_SB_MAX_INDICES_E1X; | |
523224a3 DK |
961 | |
962 | /* host sb data */ | |
963 | ||
964 | BNX2X_ERR(" run indexes ("); | |
965 | for (j = 0; j < HC_SB_MAX_SM; j++) | |
966 | pr_cont("0x%x%s", | |
967 | fp->sb_running_index[j], | |
968 | (j == HC_SB_MAX_SM - 1) ? ")" : " "); | |
969 | ||
970 | BNX2X_ERR(" indexes ("); | |
971 | for (j = 0; j < loop; j++) | |
972 | pr_cont("0x%x%s", | |
973 | fp->sb_index_values[j], | |
974 | (j == loop - 1) ? ")" : " "); | |
975 | /* fw sb data */ | |
f2e0899f DK |
976 | data_size = CHIP_IS_E2(bp) ? |
977 | sizeof(struct hc_status_block_data_e2) : | |
523224a3 DK |
978 | sizeof(struct hc_status_block_data_e1x); |
979 | data_size /= sizeof(u32); | |
f2e0899f DK |
980 | sb_data_p = CHIP_IS_E2(bp) ? |
981 | (u32 *)&sb_data_e2 : | |
982 | (u32 *)&sb_data_e1x; | |
523224a3 DK |
983 | /* copy sb data in here */ |
984 | for (j = 0; j < data_size; j++) | |
985 | *(sb_data_p + j) = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
986 | CSTORM_STATUS_BLOCK_DATA_OFFSET(fp->fw_sb_id) + | |
987 | j * sizeof(u32)); | |
988 | ||
f2e0899f DK |
989 | if (CHIP_IS_E2(bp)) { |
990 | pr_cont("pf_id(0x%x) vf_id (0x%x) vf_valid(0x%x) " | |
991 | "vnic_id(0x%x) same_igu_sb_1b(0x%x)\n", | |
992 | sb_data_e2.common.p_func.pf_id, | |
993 | sb_data_e2.common.p_func.vf_id, | |
994 | sb_data_e2.common.p_func.vf_valid, | |
995 | sb_data_e2.common.p_func.vnic_id, | |
996 | sb_data_e2.common.same_igu_sb_1b); | |
997 | } else { | |
998 | pr_cont("pf_id(0x%x) vf_id (0x%x) vf_valid(0x%x) " | |
999 | "vnic_id(0x%x) same_igu_sb_1b(0x%x)\n", | |
1000 | sb_data_e1x.common.p_func.pf_id, | |
1001 | sb_data_e1x.common.p_func.vf_id, | |
1002 | sb_data_e1x.common.p_func.vf_valid, | |
1003 | sb_data_e1x.common.p_func.vnic_id, | |
1004 | sb_data_e1x.common.same_igu_sb_1b); | |
1005 | } | |
523224a3 DK |
1006 | |
1007 | /* SB_SMs data */ | |
1008 | for (j = 0; j < HC_SB_MAX_SM; j++) { | |
1009 | pr_cont("SM[%d] __flags (0x%x) " | |
1010 | "igu_sb_id (0x%x) igu_seg_id(0x%x) " | |
1011 | "time_to_expire (0x%x) " | |
1012 | "timer_value(0x%x)\n", j, | |
1013 | hc_sm_p[j].__flags, | |
1014 | hc_sm_p[j].igu_sb_id, | |
1015 | hc_sm_p[j].igu_seg_id, | |
1016 | hc_sm_p[j].time_to_expire, | |
1017 | hc_sm_p[j].timer_value); | |
1018 | } | |
1019 | ||
1020 | /* Indecies data */ | |
1021 | for (j = 0; j < loop; j++) { | |
1022 | pr_cont("INDEX[%d] flags (0x%x) " | |
1023 | "timeout (0x%x)\n", j, | |
1024 | hc_index_p[j].flags, | |
1025 | hc_index_p[j].timeout); | |
1026 | } | |
8440d2b6 | 1027 | } |
a2fbb9ea | 1028 | |
523224a3 | 1029 | #ifdef BNX2X_STOP_ON_ERROR |
8440d2b6 EG |
1030 | /* Rings */ |
1031 | /* Rx */ | |
54b9ddaa | 1032 | for_each_queue(bp, i) { |
8440d2b6 | 1033 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
a2fbb9ea ET |
1034 | |
1035 | start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10); | |
1036 | end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503); | |
8440d2b6 | 1037 | for (j = start; j != end; j = RX_BD(j + 1)) { |
a2fbb9ea ET |
1038 | u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j]; |
1039 | struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j]; | |
1040 | ||
c3eefaf6 EG |
1041 | BNX2X_ERR("fp%d: rx_bd[%x]=[%x:%x] sw_bd=[%p]\n", |
1042 | i, j, rx_bd[1], rx_bd[0], sw_bd->skb); | |
a2fbb9ea ET |
1043 | } |
1044 | ||
3196a88a EG |
1045 | start = RX_SGE(fp->rx_sge_prod); |
1046 | end = RX_SGE(fp->last_max_sge); | |
8440d2b6 | 1047 | for (j = start; j != end; j = RX_SGE(j + 1)) { |
7a9b2557 VZ |
1048 | u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j]; |
1049 | struct sw_rx_page *sw_page = &fp->rx_page_ring[j]; | |
1050 | ||
c3eefaf6 EG |
1051 | BNX2X_ERR("fp%d: rx_sge[%x]=[%x:%x] sw_page=[%p]\n", |
1052 | i, j, rx_sge[1], rx_sge[0], sw_page->page); | |
7a9b2557 VZ |
1053 | } |
1054 | ||
a2fbb9ea ET |
1055 | start = RCQ_BD(fp->rx_comp_cons - 10); |
1056 | end = RCQ_BD(fp->rx_comp_cons + 503); | |
8440d2b6 | 1057 | for (j = start; j != end; j = RCQ_BD(j + 1)) { |
a2fbb9ea ET |
1058 | u32 *cqe = (u32 *)&fp->rx_comp_ring[j]; |
1059 | ||
c3eefaf6 EG |
1060 | BNX2X_ERR("fp%d: cqe[%x]=[%x:%x:%x:%x]\n", |
1061 | i, j, cqe[0], cqe[1], cqe[2], cqe[3]); | |
a2fbb9ea ET |
1062 | } |
1063 | } | |
1064 | ||
8440d2b6 | 1065 | /* Tx */ |
54b9ddaa | 1066 | for_each_queue(bp, i) { |
8440d2b6 EG |
1067 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
1068 | ||
1069 | start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10); | |
1070 | end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245); | |
1071 | for (j = start; j != end; j = TX_BD(j + 1)) { | |
1072 | struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j]; | |
1073 | ||
c3eefaf6 EG |
1074 | BNX2X_ERR("fp%d: packet[%x]=[%p,%x]\n", |
1075 | i, j, sw_bd->skb, sw_bd->first_bd); | |
8440d2b6 EG |
1076 | } |
1077 | ||
1078 | start = TX_BD(fp->tx_bd_cons - 10); | |
1079 | end = TX_BD(fp->tx_bd_cons + 254); | |
1080 | for (j = start; j != end; j = TX_BD(j + 1)) { | |
1081 | u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j]; | |
1082 | ||
c3eefaf6 EG |
1083 | BNX2X_ERR("fp%d: tx_bd[%x]=[%x:%x:%x:%x]\n", |
1084 | i, j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]); | |
8440d2b6 EG |
1085 | } |
1086 | } | |
523224a3 | 1087 | #endif |
34f80b04 | 1088 | bnx2x_fw_dump(bp); |
a2fbb9ea ET |
1089 | bnx2x_mc_assert(bp); |
1090 | BNX2X_ERR("end crash dump -----------------\n"); | |
a2fbb9ea ET |
1091 | } |
1092 | ||
f2e0899f | 1093 | static void bnx2x_hc_int_enable(struct bnx2x *bp) |
a2fbb9ea | 1094 | { |
34f80b04 | 1095 | int port = BP_PORT(bp); |
a2fbb9ea ET |
1096 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
1097 | u32 val = REG_RD(bp, addr); | |
1098 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; | |
8badd27a | 1099 | int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0; |
a2fbb9ea ET |
1100 | |
1101 | if (msix) { | |
8badd27a EG |
1102 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | |
1103 | HC_CONFIG_0_REG_INT_LINE_EN_0); | |
a2fbb9ea ET |
1104 | val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
1105 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
8badd27a EG |
1106 | } else if (msi) { |
1107 | val &= ~HC_CONFIG_0_REG_INT_LINE_EN_0; | |
1108 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
1109 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
1110 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
a2fbb9ea ET |
1111 | } else { |
1112 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
615f8fd9 | 1113 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
a2fbb9ea ET |
1114 | HC_CONFIG_0_REG_INT_LINE_EN_0 | |
1115 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
615f8fd9 | 1116 | |
a0fd065c DK |
1117 | if (!CHIP_IS_E1(bp)) { |
1118 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", | |
1119 | val, port, addr); | |
615f8fd9 | 1120 | |
a0fd065c | 1121 | REG_WR(bp, addr, val); |
615f8fd9 | 1122 | |
a0fd065c DK |
1123 | val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0; |
1124 | } | |
a2fbb9ea ET |
1125 | } |
1126 | ||
a0fd065c DK |
1127 | if (CHIP_IS_E1(bp)) |
1128 | REG_WR(bp, HC_REG_INT_MASK + port*4, 0x1FFFF); | |
1129 | ||
8badd27a EG |
1130 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) mode %s\n", |
1131 | val, port, addr, (msix ? "MSI-X" : (msi ? "MSI" : "INTx"))); | |
a2fbb9ea ET |
1132 | |
1133 | REG_WR(bp, addr, val); | |
37dbbf32 EG |
1134 | /* |
1135 | * Ensure that HC_CONFIG is written before leading/trailing edge config | |
1136 | */ | |
1137 | mmiowb(); | |
1138 | barrier(); | |
34f80b04 | 1139 | |
f2e0899f | 1140 | if (!CHIP_IS_E1(bp)) { |
34f80b04 | 1141 | /* init leading/trailing edge */ |
fb3bff17 | 1142 | if (IS_MF(bp)) { |
8badd27a | 1143 | val = (0xee0f | (1 << (BP_E1HVN(bp) + 4))); |
34f80b04 | 1144 | if (bp->port.pmf) |
4acac6a5 EG |
1145 | /* enable nig and gpio3 attention */ |
1146 | val |= 0x1100; | |
34f80b04 EG |
1147 | } else |
1148 | val = 0xffff; | |
1149 | ||
1150 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
1151 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
1152 | } | |
37dbbf32 EG |
1153 | |
1154 | /* Make sure that interrupts are indeed enabled from here on */ | |
1155 | mmiowb(); | |
a2fbb9ea ET |
1156 | } |
1157 | ||
f2e0899f DK |
1158 | static void bnx2x_igu_int_enable(struct bnx2x *bp) |
1159 | { | |
1160 | u32 val; | |
1161 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; | |
1162 | int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0; | |
1163 | ||
1164 | val = REG_RD(bp, IGU_REG_PF_CONFIGURATION); | |
1165 | ||
1166 | if (msix) { | |
1167 | val &= ~(IGU_PF_CONF_INT_LINE_EN | | |
1168 | IGU_PF_CONF_SINGLE_ISR_EN); | |
1169 | val |= (IGU_PF_CONF_FUNC_EN | | |
1170 | IGU_PF_CONF_MSI_MSIX_EN | | |
1171 | IGU_PF_CONF_ATTN_BIT_EN); | |
1172 | } else if (msi) { | |
1173 | val &= ~IGU_PF_CONF_INT_LINE_EN; | |
1174 | val |= (IGU_PF_CONF_FUNC_EN | | |
1175 | IGU_PF_CONF_MSI_MSIX_EN | | |
1176 | IGU_PF_CONF_ATTN_BIT_EN | | |
1177 | IGU_PF_CONF_SINGLE_ISR_EN); | |
1178 | } else { | |
1179 | val &= ~IGU_PF_CONF_MSI_MSIX_EN; | |
1180 | val |= (IGU_PF_CONF_FUNC_EN | | |
1181 | IGU_PF_CONF_INT_LINE_EN | | |
1182 | IGU_PF_CONF_ATTN_BIT_EN | | |
1183 | IGU_PF_CONF_SINGLE_ISR_EN); | |
1184 | } | |
1185 | ||
1186 | DP(NETIF_MSG_INTR, "write 0x%x to IGU mode %s\n", | |
1187 | val, (msix ? "MSI-X" : (msi ? "MSI" : "INTx"))); | |
1188 | ||
1189 | REG_WR(bp, IGU_REG_PF_CONFIGURATION, val); | |
1190 | ||
1191 | barrier(); | |
1192 | ||
1193 | /* init leading/trailing edge */ | |
1194 | if (IS_MF(bp)) { | |
1195 | val = (0xee0f | (1 << (BP_E1HVN(bp) + 4))); | |
1196 | if (bp->port.pmf) | |
1197 | /* enable nig and gpio3 attention */ | |
1198 | val |= 0x1100; | |
1199 | } else | |
1200 | val = 0xffff; | |
1201 | ||
1202 | REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, val); | |
1203 | REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, val); | |
1204 | ||
1205 | /* Make sure that interrupts are indeed enabled from here on */ | |
1206 | mmiowb(); | |
1207 | } | |
1208 | ||
1209 | void bnx2x_int_enable(struct bnx2x *bp) | |
1210 | { | |
1211 | if (bp->common.int_block == INT_BLOCK_HC) | |
1212 | bnx2x_hc_int_enable(bp); | |
1213 | else | |
1214 | bnx2x_igu_int_enable(bp); | |
1215 | } | |
1216 | ||
1217 | static void bnx2x_hc_int_disable(struct bnx2x *bp) | |
a2fbb9ea | 1218 | { |
34f80b04 | 1219 | int port = BP_PORT(bp); |
a2fbb9ea ET |
1220 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
1221 | u32 val = REG_RD(bp, addr); | |
1222 | ||
a0fd065c DK |
1223 | /* |
1224 | * in E1 we must use only PCI configuration space to disable | |
1225 | * MSI/MSIX capablility | |
1226 | * It's forbitten to disable IGU_PF_CONF_MSI_MSIX_EN in HC block | |
1227 | */ | |
1228 | if (CHIP_IS_E1(bp)) { | |
1229 | /* Since IGU_PF_CONF_MSI_MSIX_EN still always on | |
1230 | * Use mask register to prevent from HC sending interrupts | |
1231 | * after we exit the function | |
1232 | */ | |
1233 | REG_WR(bp, HC_REG_INT_MASK + port*4, 0); | |
1234 | ||
1235 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
1236 | HC_CONFIG_0_REG_INT_LINE_EN_0 | | |
1237 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
1238 | } else | |
1239 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
1240 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
1241 | HC_CONFIG_0_REG_INT_LINE_EN_0 | | |
1242 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
a2fbb9ea ET |
1243 | |
1244 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", | |
1245 | val, port, addr); | |
1246 | ||
8badd27a EG |
1247 | /* flush all outstanding writes */ |
1248 | mmiowb(); | |
1249 | ||
a2fbb9ea ET |
1250 | REG_WR(bp, addr, val); |
1251 | if (REG_RD(bp, addr) != val) | |
1252 | BNX2X_ERR("BUG! proper val not read from IGU!\n"); | |
1253 | } | |
1254 | ||
f2e0899f DK |
1255 | static void bnx2x_igu_int_disable(struct bnx2x *bp) |
1256 | { | |
1257 | u32 val = REG_RD(bp, IGU_REG_PF_CONFIGURATION); | |
1258 | ||
1259 | val &= ~(IGU_PF_CONF_MSI_MSIX_EN | | |
1260 | IGU_PF_CONF_INT_LINE_EN | | |
1261 | IGU_PF_CONF_ATTN_BIT_EN); | |
1262 | ||
1263 | DP(NETIF_MSG_INTR, "write %x to IGU\n", val); | |
1264 | ||
1265 | /* flush all outstanding writes */ | |
1266 | mmiowb(); | |
1267 | ||
1268 | REG_WR(bp, IGU_REG_PF_CONFIGURATION, val); | |
1269 | if (REG_RD(bp, IGU_REG_PF_CONFIGURATION) != val) | |
1270 | BNX2X_ERR("BUG! proper val not read from IGU!\n"); | |
1271 | } | |
1272 | ||
8d96286a | 1273 | static void bnx2x_int_disable(struct bnx2x *bp) |
f2e0899f DK |
1274 | { |
1275 | if (bp->common.int_block == INT_BLOCK_HC) | |
1276 | bnx2x_hc_int_disable(bp); | |
1277 | else | |
1278 | bnx2x_igu_int_disable(bp); | |
1279 | } | |
1280 | ||
9f6c9258 | 1281 | void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw) |
a2fbb9ea | 1282 | { |
a2fbb9ea | 1283 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; |
8badd27a | 1284 | int i, offset; |
a2fbb9ea | 1285 | |
34f80b04 | 1286 | /* disable interrupt handling */ |
a2fbb9ea | 1287 | atomic_inc(&bp->intr_sem); |
e1510706 EG |
1288 | smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */ |
1289 | ||
f8ef6e44 YG |
1290 | if (disable_hw) |
1291 | /* prevent the HW from sending interrupts */ | |
1292 | bnx2x_int_disable(bp); | |
a2fbb9ea ET |
1293 | |
1294 | /* make sure all ISRs are done */ | |
1295 | if (msix) { | |
8badd27a EG |
1296 | synchronize_irq(bp->msix_table[0].vector); |
1297 | offset = 1; | |
37b091ba MC |
1298 | #ifdef BCM_CNIC |
1299 | offset++; | |
1300 | #endif | |
a2fbb9ea | 1301 | for_each_queue(bp, i) |
8badd27a | 1302 | synchronize_irq(bp->msix_table[i + offset].vector); |
a2fbb9ea ET |
1303 | } else |
1304 | synchronize_irq(bp->pdev->irq); | |
1305 | ||
1306 | /* make sure sp_task is not running */ | |
1cf167f2 EG |
1307 | cancel_delayed_work(&bp->sp_task); |
1308 | flush_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
1309 | } |
1310 | ||
34f80b04 | 1311 | /* fast path */ |
a2fbb9ea ET |
1312 | |
1313 | /* | |
34f80b04 | 1314 | * General service functions |
a2fbb9ea ET |
1315 | */ |
1316 | ||
72fd0718 VZ |
1317 | /* Return true if succeeded to acquire the lock */ |
1318 | static bool bnx2x_trylock_hw_lock(struct bnx2x *bp, u32 resource) | |
1319 | { | |
1320 | u32 lock_status; | |
1321 | u32 resource_bit = (1 << resource); | |
1322 | int func = BP_FUNC(bp); | |
1323 | u32 hw_lock_control_reg; | |
1324 | ||
1325 | DP(NETIF_MSG_HW, "Trying to take a lock on resource %d\n", resource); | |
1326 | ||
1327 | /* Validating that the resource is within range */ | |
1328 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1329 | DP(NETIF_MSG_HW, | |
1330 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1331 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
0fdf4d09 | 1332 | return false; |
72fd0718 VZ |
1333 | } |
1334 | ||
1335 | if (func <= 5) | |
1336 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1337 | else | |
1338 | hw_lock_control_reg = | |
1339 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1340 | ||
1341 | /* Try to acquire the lock */ | |
1342 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); | |
1343 | lock_status = REG_RD(bp, hw_lock_control_reg); | |
1344 | if (lock_status & resource_bit) | |
1345 | return true; | |
1346 | ||
1347 | DP(NETIF_MSG_HW, "Failed to get a lock on resource %d\n", resource); | |
1348 | return false; | |
1349 | } | |
1350 | ||
993ac7b5 MC |
1351 | #ifdef BCM_CNIC |
1352 | static void bnx2x_cnic_cfc_comp(struct bnx2x *bp, int cid); | |
1353 | #endif | |
3196a88a | 1354 | |
9f6c9258 | 1355 | void bnx2x_sp_event(struct bnx2x_fastpath *fp, |
a2fbb9ea ET |
1356 | union eth_rx_cqe *rr_cqe) |
1357 | { | |
1358 | struct bnx2x *bp = fp->bp; | |
1359 | int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
1360 | int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
1361 | ||
34f80b04 | 1362 | DP(BNX2X_MSG_SP, |
a2fbb9ea | 1363 | "fp %d cid %d got ramrod #%d state is %x type is %d\n", |
0626b899 | 1364 | fp->index, cid, command, bp->state, |
34f80b04 | 1365 | rr_cqe->ramrod_cqe.ramrod_type); |
a2fbb9ea | 1366 | |
523224a3 DK |
1367 | switch (command | fp->state) { |
1368 | case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | BNX2X_FP_STATE_OPENING): | |
1369 | DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", cid); | |
1370 | fp->state = BNX2X_FP_STATE_OPEN; | |
a2fbb9ea ET |
1371 | break; |
1372 | ||
523224a3 DK |
1373 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING): |
1374 | DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", cid); | |
a2fbb9ea ET |
1375 | fp->state = BNX2X_FP_STATE_HALTED; |
1376 | break; | |
1377 | ||
523224a3 DK |
1378 | case (RAMROD_CMD_ID_ETH_TERMINATE | BNX2X_FP_STATE_TERMINATING): |
1379 | DP(NETIF_MSG_IFDOWN, "got MULTI[%d] teminate ramrod\n", cid); | |
1380 | fp->state = BNX2X_FP_STATE_TERMINATED; | |
a2fbb9ea ET |
1381 | break; |
1382 | ||
523224a3 DK |
1383 | default: |
1384 | BNX2X_ERR("unexpected MC reply (%d) " | |
1385 | "fp[%d] state is %x\n", | |
1386 | command, fp->index, fp->state); | |
993ac7b5 | 1387 | break; |
523224a3 | 1388 | } |
3196a88a | 1389 | |
8fe23fbd DK |
1390 | smp_mb__before_atomic_inc(); |
1391 | atomic_inc(&bp->spq_left); | |
523224a3 DK |
1392 | /* push the change in fp->state and towards the memory */ |
1393 | smp_wmb(); | |
49d66772 | 1394 | |
523224a3 | 1395 | return; |
a2fbb9ea ET |
1396 | } |
1397 | ||
9f6c9258 | 1398 | irqreturn_t bnx2x_interrupt(int irq, void *dev_instance) |
a2fbb9ea | 1399 | { |
555f6c78 | 1400 | struct bnx2x *bp = netdev_priv(dev_instance); |
a2fbb9ea | 1401 | u16 status = bnx2x_ack_int(bp); |
34f80b04 | 1402 | u16 mask; |
ca00392c | 1403 | int i; |
a2fbb9ea | 1404 | |
34f80b04 | 1405 | /* Return here if interrupt is shared and it's not for us */ |
a2fbb9ea ET |
1406 | if (unlikely(status == 0)) { |
1407 | DP(NETIF_MSG_INTR, "not our interrupt!\n"); | |
1408 | return IRQ_NONE; | |
1409 | } | |
f5372251 | 1410 | DP(NETIF_MSG_INTR, "got an interrupt status 0x%x\n", status); |
a2fbb9ea | 1411 | |
34f80b04 | 1412 | /* Return here if interrupt is disabled */ |
a2fbb9ea ET |
1413 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
1414 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1415 | return IRQ_HANDLED; | |
1416 | } | |
1417 | ||
3196a88a EG |
1418 | #ifdef BNX2X_STOP_ON_ERROR |
1419 | if (unlikely(bp->panic)) | |
1420 | return IRQ_HANDLED; | |
1421 | #endif | |
1422 | ||
f2e0899f | 1423 | for_each_queue(bp, i) { |
ca00392c | 1424 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
a2fbb9ea | 1425 | |
523224a3 | 1426 | mask = 0x2 << (fp->index + CNIC_CONTEXT_USE); |
ca00392c | 1427 | if (status & mask) { |
54b9ddaa VZ |
1428 | /* Handle Rx and Tx according to SB id */ |
1429 | prefetch(fp->rx_cons_sb); | |
54b9ddaa | 1430 | prefetch(fp->tx_cons_sb); |
523224a3 | 1431 | prefetch(&fp->sb_running_index[SM_RX_ID]); |
54b9ddaa | 1432 | napi_schedule(&bnx2x_fp(bp, fp->index, napi)); |
ca00392c EG |
1433 | status &= ~mask; |
1434 | } | |
a2fbb9ea ET |
1435 | } |
1436 | ||
993ac7b5 | 1437 | #ifdef BCM_CNIC |
523224a3 | 1438 | mask = 0x2; |
993ac7b5 MC |
1439 | if (status & (mask | 0x1)) { |
1440 | struct cnic_ops *c_ops = NULL; | |
1441 | ||
1442 | rcu_read_lock(); | |
1443 | c_ops = rcu_dereference(bp->cnic_ops); | |
1444 | if (c_ops) | |
1445 | c_ops->cnic_handler(bp->cnic_data, NULL); | |
1446 | rcu_read_unlock(); | |
1447 | ||
1448 | status &= ~mask; | |
1449 | } | |
1450 | #endif | |
a2fbb9ea | 1451 | |
34f80b04 | 1452 | if (unlikely(status & 0x1)) { |
1cf167f2 | 1453 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
1454 | |
1455 | status &= ~0x1; | |
1456 | if (!status) | |
1457 | return IRQ_HANDLED; | |
1458 | } | |
1459 | ||
cdaa7cb8 VZ |
1460 | if (unlikely(status)) |
1461 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status 0x%x)\n", | |
34f80b04 | 1462 | status); |
a2fbb9ea | 1463 | |
c18487ee | 1464 | return IRQ_HANDLED; |
a2fbb9ea ET |
1465 | } |
1466 | ||
c18487ee | 1467 | /* end of fast path */ |
a2fbb9ea | 1468 | |
a2fbb9ea | 1469 | |
c18487ee YR |
1470 | /* Link */ |
1471 | ||
1472 | /* | |
1473 | * General service functions | |
1474 | */ | |
a2fbb9ea | 1475 | |
9f6c9258 | 1476 | int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1477 | { |
1478 | u32 lock_status; | |
1479 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1480 | int func = BP_FUNC(bp); |
1481 | u32 hw_lock_control_reg; | |
c18487ee | 1482 | int cnt; |
a2fbb9ea | 1483 | |
c18487ee YR |
1484 | /* Validating that the resource is within range */ |
1485 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1486 | DP(NETIF_MSG_HW, | |
1487 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1488 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1489 | return -EINVAL; | |
1490 | } | |
a2fbb9ea | 1491 | |
4a37fb66 YG |
1492 | if (func <= 5) { |
1493 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1494 | } else { | |
1495 | hw_lock_control_reg = | |
1496 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1497 | } | |
1498 | ||
c18487ee | 1499 | /* Validating that the resource is not already taken */ |
4a37fb66 | 1500 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1501 | if (lock_status & resource_bit) { |
1502 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1503 | lock_status, resource_bit); | |
1504 | return -EEXIST; | |
1505 | } | |
a2fbb9ea | 1506 | |
46230476 EG |
1507 | /* Try for 5 second every 5ms */ |
1508 | for (cnt = 0; cnt < 1000; cnt++) { | |
c18487ee | 1509 | /* Try to acquire the lock */ |
4a37fb66 YG |
1510 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); |
1511 | lock_status = REG_RD(bp, hw_lock_control_reg); | |
c18487ee YR |
1512 | if (lock_status & resource_bit) |
1513 | return 0; | |
a2fbb9ea | 1514 | |
c18487ee | 1515 | msleep(5); |
a2fbb9ea | 1516 | } |
c18487ee YR |
1517 | DP(NETIF_MSG_HW, "Timeout\n"); |
1518 | return -EAGAIN; | |
1519 | } | |
a2fbb9ea | 1520 | |
9f6c9258 | 1521 | int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1522 | { |
1523 | u32 lock_status; | |
1524 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1525 | int func = BP_FUNC(bp); |
1526 | u32 hw_lock_control_reg; | |
a2fbb9ea | 1527 | |
72fd0718 VZ |
1528 | DP(NETIF_MSG_HW, "Releasing a lock on resource %d\n", resource); |
1529 | ||
c18487ee YR |
1530 | /* Validating that the resource is within range */ |
1531 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1532 | DP(NETIF_MSG_HW, | |
1533 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1534 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1535 | return -EINVAL; | |
1536 | } | |
1537 | ||
4a37fb66 YG |
1538 | if (func <= 5) { |
1539 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1540 | } else { | |
1541 | hw_lock_control_reg = | |
1542 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1543 | } | |
1544 | ||
c18487ee | 1545 | /* Validating that the resource is currently taken */ |
4a37fb66 | 1546 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1547 | if (!(lock_status & resource_bit)) { |
1548 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1549 | lock_status, resource_bit); | |
1550 | return -EFAULT; | |
a2fbb9ea ET |
1551 | } |
1552 | ||
9f6c9258 DK |
1553 | REG_WR(bp, hw_lock_control_reg, resource_bit); |
1554 | return 0; | |
c18487ee | 1555 | } |
a2fbb9ea | 1556 | |
9f6c9258 | 1557 | |
4acac6a5 EG |
1558 | int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port) |
1559 | { | |
1560 | /* The GPIO should be swapped if swap register is set and active */ | |
1561 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
1562 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; | |
1563 | int gpio_shift = gpio_num + | |
1564 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1565 | u32 gpio_mask = (1 << gpio_shift); | |
1566 | u32 gpio_reg; | |
1567 | int value; | |
1568 | ||
1569 | if (gpio_num > MISC_REGISTERS_GPIO_3) { | |
1570 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1571 | return -EINVAL; | |
1572 | } | |
1573 | ||
1574 | /* read GPIO value */ | |
1575 | gpio_reg = REG_RD(bp, MISC_REG_GPIO); | |
1576 | ||
1577 | /* get the requested pin value */ | |
1578 | if ((gpio_reg & gpio_mask) == gpio_mask) | |
1579 | value = 1; | |
1580 | else | |
1581 | value = 0; | |
1582 | ||
1583 | DP(NETIF_MSG_LINK, "pin %d value 0x%x\n", gpio_num, value); | |
1584 | ||
1585 | return value; | |
1586 | } | |
1587 | ||
17de50b7 | 1588 | int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
c18487ee YR |
1589 | { |
1590 | /* The GPIO should be swapped if swap register is set and active */ | |
1591 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
17de50b7 | 1592 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; |
c18487ee YR |
1593 | int gpio_shift = gpio_num + |
1594 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1595 | u32 gpio_mask = (1 << gpio_shift); | |
1596 | u32 gpio_reg; | |
a2fbb9ea | 1597 | |
c18487ee YR |
1598 | if (gpio_num > MISC_REGISTERS_GPIO_3) { |
1599 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1600 | return -EINVAL; | |
1601 | } | |
a2fbb9ea | 1602 | |
4a37fb66 | 1603 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
c18487ee YR |
1604 | /* read GPIO and mask except the float bits */ |
1605 | gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT); | |
a2fbb9ea | 1606 | |
c18487ee YR |
1607 | switch (mode) { |
1608 | case MISC_REGISTERS_GPIO_OUTPUT_LOW: | |
1609 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n", | |
1610 | gpio_num, gpio_shift); | |
1611 | /* clear FLOAT and set CLR */ | |
1612 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1613 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS); | |
1614 | break; | |
a2fbb9ea | 1615 | |
c18487ee YR |
1616 | case MISC_REGISTERS_GPIO_OUTPUT_HIGH: |
1617 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n", | |
1618 | gpio_num, gpio_shift); | |
1619 | /* clear FLOAT and set SET */ | |
1620 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1621 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS); | |
1622 | break; | |
a2fbb9ea | 1623 | |
17de50b7 | 1624 | case MISC_REGISTERS_GPIO_INPUT_HI_Z: |
c18487ee YR |
1625 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n", |
1626 | gpio_num, gpio_shift); | |
1627 | /* set FLOAT */ | |
1628 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1629 | break; | |
a2fbb9ea | 1630 | |
c18487ee YR |
1631 | default: |
1632 | break; | |
a2fbb9ea ET |
1633 | } |
1634 | ||
c18487ee | 1635 | REG_WR(bp, MISC_REG_GPIO, gpio_reg); |
4a37fb66 | 1636 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
f1410647 | 1637 | |
c18487ee | 1638 | return 0; |
a2fbb9ea ET |
1639 | } |
1640 | ||
4acac6a5 EG |
1641 | int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
1642 | { | |
1643 | /* The GPIO should be swapped if swap register is set and active */ | |
1644 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
1645 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; | |
1646 | int gpio_shift = gpio_num + | |
1647 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1648 | u32 gpio_mask = (1 << gpio_shift); | |
1649 | u32 gpio_reg; | |
1650 | ||
1651 | if (gpio_num > MISC_REGISTERS_GPIO_3) { | |
1652 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1653 | return -EINVAL; | |
1654 | } | |
1655 | ||
1656 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); | |
1657 | /* read GPIO int */ | |
1658 | gpio_reg = REG_RD(bp, MISC_REG_GPIO_INT); | |
1659 | ||
1660 | switch (mode) { | |
1661 | case MISC_REGISTERS_GPIO_INT_OUTPUT_CLR: | |
1662 | DP(NETIF_MSG_LINK, "Clear GPIO INT %d (shift %d) -> " | |
1663 | "output low\n", gpio_num, gpio_shift); | |
1664 | /* clear SET and set CLR */ | |
1665 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS); | |
1666 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS); | |
1667 | break; | |
1668 | ||
1669 | case MISC_REGISTERS_GPIO_INT_OUTPUT_SET: | |
1670 | DP(NETIF_MSG_LINK, "Set GPIO INT %d (shift %d) -> " | |
1671 | "output high\n", gpio_num, gpio_shift); | |
1672 | /* clear CLR and set SET */ | |
1673 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS); | |
1674 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS); | |
1675 | break; | |
1676 | ||
1677 | default: | |
1678 | break; | |
1679 | } | |
1680 | ||
1681 | REG_WR(bp, MISC_REG_GPIO_INT, gpio_reg); | |
1682 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); | |
1683 | ||
1684 | return 0; | |
1685 | } | |
1686 | ||
c18487ee | 1687 | static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode) |
a2fbb9ea | 1688 | { |
c18487ee YR |
1689 | u32 spio_mask = (1 << spio_num); |
1690 | u32 spio_reg; | |
a2fbb9ea | 1691 | |
c18487ee YR |
1692 | if ((spio_num < MISC_REGISTERS_SPIO_4) || |
1693 | (spio_num > MISC_REGISTERS_SPIO_7)) { | |
1694 | BNX2X_ERR("Invalid SPIO %d\n", spio_num); | |
1695 | return -EINVAL; | |
a2fbb9ea ET |
1696 | } |
1697 | ||
4a37fb66 | 1698 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee YR |
1699 | /* read SPIO and mask except the float bits */ |
1700 | spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT); | |
a2fbb9ea | 1701 | |
c18487ee | 1702 | switch (mode) { |
6378c025 | 1703 | case MISC_REGISTERS_SPIO_OUTPUT_LOW: |
c18487ee YR |
1704 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num); |
1705 | /* clear FLOAT and set CLR */ | |
1706 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1707 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS); | |
1708 | break; | |
a2fbb9ea | 1709 | |
6378c025 | 1710 | case MISC_REGISTERS_SPIO_OUTPUT_HIGH: |
c18487ee YR |
1711 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num); |
1712 | /* clear FLOAT and set SET */ | |
1713 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1714 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS); | |
1715 | break; | |
a2fbb9ea | 1716 | |
c18487ee YR |
1717 | case MISC_REGISTERS_SPIO_INPUT_HI_Z: |
1718 | DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num); | |
1719 | /* set FLOAT */ | |
1720 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1721 | break; | |
a2fbb9ea | 1722 | |
c18487ee YR |
1723 | default: |
1724 | break; | |
a2fbb9ea ET |
1725 | } |
1726 | ||
c18487ee | 1727 | REG_WR(bp, MISC_REG_SPIO, spio_reg); |
4a37fb66 | 1728 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee | 1729 | |
a2fbb9ea ET |
1730 | return 0; |
1731 | } | |
1732 | ||
a22f0788 YR |
1733 | int bnx2x_get_link_cfg_idx(struct bnx2x *bp) |
1734 | { | |
1735 | u32 sel_phy_idx = 0; | |
1736 | if (bp->link_vars.link_up) { | |
1737 | sel_phy_idx = EXT_PHY1; | |
1738 | /* In case link is SERDES, check if the EXT_PHY2 is the one */ | |
1739 | if ((bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) && | |
1740 | (bp->link_params.phy[EXT_PHY2].supported & SUPPORTED_FIBRE)) | |
1741 | sel_phy_idx = EXT_PHY2; | |
1742 | } else { | |
1743 | ||
1744 | switch (bnx2x_phy_selection(&bp->link_params)) { | |
1745 | case PORT_HW_CFG_PHY_SELECTION_HARDWARE_DEFAULT: | |
1746 | case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY: | |
1747 | case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY: | |
1748 | sel_phy_idx = EXT_PHY1; | |
1749 | break; | |
1750 | case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY: | |
1751 | case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY: | |
1752 | sel_phy_idx = EXT_PHY2; | |
1753 | break; | |
1754 | } | |
1755 | } | |
1756 | /* | |
1757 | * The selected actived PHY is always after swapping (in case PHY | |
1758 | * swapping is enabled). So when swapping is enabled, we need to reverse | |
1759 | * the configuration | |
1760 | */ | |
1761 | ||
1762 | if (bp->link_params.multi_phy_config & | |
1763 | PORT_HW_CFG_PHY_SWAPPED_ENABLED) { | |
1764 | if (sel_phy_idx == EXT_PHY1) | |
1765 | sel_phy_idx = EXT_PHY2; | |
1766 | else if (sel_phy_idx == EXT_PHY2) | |
1767 | sel_phy_idx = EXT_PHY1; | |
1768 | } | |
1769 | return LINK_CONFIG_IDX(sel_phy_idx); | |
1770 | } | |
1771 | ||
9f6c9258 | 1772 | void bnx2x_calc_fc_adv(struct bnx2x *bp) |
a2fbb9ea | 1773 | { |
a22f0788 | 1774 | u8 cfg_idx = bnx2x_get_link_cfg_idx(bp); |
ad33ea3a EG |
1775 | switch (bp->link_vars.ieee_fc & |
1776 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) { | |
c18487ee | 1777 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE: |
a22f0788 | 1778 | bp->port.advertising[cfg_idx] &= ~(ADVERTISED_Asym_Pause | |
f85582f8 | 1779 | ADVERTISED_Pause); |
c18487ee | 1780 | break; |
356e2385 | 1781 | |
c18487ee | 1782 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH: |
a22f0788 | 1783 | bp->port.advertising[cfg_idx] |= (ADVERTISED_Asym_Pause | |
f85582f8 | 1784 | ADVERTISED_Pause); |
c18487ee | 1785 | break; |
356e2385 | 1786 | |
c18487ee | 1787 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC: |
a22f0788 | 1788 | bp->port.advertising[cfg_idx] |= ADVERTISED_Asym_Pause; |
c18487ee | 1789 | break; |
356e2385 | 1790 | |
c18487ee | 1791 | default: |
a22f0788 | 1792 | bp->port.advertising[cfg_idx] &= ~(ADVERTISED_Asym_Pause | |
f85582f8 | 1793 | ADVERTISED_Pause); |
c18487ee YR |
1794 | break; |
1795 | } | |
1796 | } | |
f1410647 | 1797 | |
9f6c9258 | 1798 | u8 bnx2x_initial_phy_init(struct bnx2x *bp, int load_mode) |
c18487ee | 1799 | { |
19680c48 EG |
1800 | if (!BP_NOMCP(bp)) { |
1801 | u8 rc; | |
a22f0788 YR |
1802 | int cfx_idx = bnx2x_get_link_cfg_idx(bp); |
1803 | u16 req_line_speed = bp->link_params.req_line_speed[cfx_idx]; | |
19680c48 | 1804 | /* Initialize link parameters structure variables */ |
8c99e7b0 YR |
1805 | /* It is recommended to turn off RX FC for jumbo frames |
1806 | for better performance */ | |
f2e0899f | 1807 | if ((CHIP_IS_E1x(bp)) && (bp->dev->mtu > 5000)) |
c0700f90 | 1808 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_TX; |
8c99e7b0 | 1809 | else |
c0700f90 | 1810 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
a2fbb9ea | 1811 | |
4a37fb66 | 1812 | bnx2x_acquire_phy_lock(bp); |
b5bf9068 | 1813 | |
a22f0788 | 1814 | if (load_mode == LOAD_DIAG) { |
de6eae1f | 1815 | bp->link_params.loopback_mode = LOOPBACK_XGXS; |
a22f0788 YR |
1816 | bp->link_params.req_line_speed[cfx_idx] = SPEED_10000; |
1817 | } | |
b5bf9068 | 1818 | |
19680c48 | 1819 | rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
b5bf9068 | 1820 | |
4a37fb66 | 1821 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 1822 | |
3c96c68b EG |
1823 | bnx2x_calc_fc_adv(bp); |
1824 | ||
b5bf9068 EG |
1825 | if (CHIP_REV_IS_SLOW(bp) && bp->link_vars.link_up) { |
1826 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
19680c48 | 1827 | bnx2x_link_report(bp); |
b5bf9068 | 1828 | } |
a22f0788 | 1829 | bp->link_params.req_line_speed[cfx_idx] = req_line_speed; |
19680c48 EG |
1830 | return rc; |
1831 | } | |
f5372251 | 1832 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); |
19680c48 | 1833 | return -EINVAL; |
a2fbb9ea ET |
1834 | } |
1835 | ||
9f6c9258 | 1836 | void bnx2x_link_set(struct bnx2x *bp) |
a2fbb9ea | 1837 | { |
19680c48 | 1838 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 1839 | bnx2x_acquire_phy_lock(bp); |
54c2fb78 | 1840 | bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1); |
19680c48 | 1841 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 1842 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 1843 | |
19680c48 EG |
1844 | bnx2x_calc_fc_adv(bp); |
1845 | } else | |
f5372251 | 1846 | BNX2X_ERR("Bootcode is missing - can not set link\n"); |
c18487ee | 1847 | } |
a2fbb9ea | 1848 | |
c18487ee YR |
1849 | static void bnx2x__link_reset(struct bnx2x *bp) |
1850 | { | |
19680c48 | 1851 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 1852 | bnx2x_acquire_phy_lock(bp); |
589abe3a | 1853 | bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1); |
4a37fb66 | 1854 | bnx2x_release_phy_lock(bp); |
19680c48 | 1855 | } else |
f5372251 | 1856 | BNX2X_ERR("Bootcode is missing - can not reset link\n"); |
c18487ee | 1857 | } |
a2fbb9ea | 1858 | |
a22f0788 | 1859 | u8 bnx2x_link_test(struct bnx2x *bp, u8 is_serdes) |
c18487ee | 1860 | { |
2145a920 | 1861 | u8 rc = 0; |
a2fbb9ea | 1862 | |
2145a920 VZ |
1863 | if (!BP_NOMCP(bp)) { |
1864 | bnx2x_acquire_phy_lock(bp); | |
a22f0788 YR |
1865 | rc = bnx2x_test_link(&bp->link_params, &bp->link_vars, |
1866 | is_serdes); | |
2145a920 VZ |
1867 | bnx2x_release_phy_lock(bp); |
1868 | } else | |
1869 | BNX2X_ERR("Bootcode is missing - can not test link\n"); | |
a2fbb9ea | 1870 | |
c18487ee YR |
1871 | return rc; |
1872 | } | |
a2fbb9ea | 1873 | |
8a1c38d1 | 1874 | static void bnx2x_init_port_minmax(struct bnx2x *bp) |
34f80b04 | 1875 | { |
8a1c38d1 EG |
1876 | u32 r_param = bp->link_vars.line_speed / 8; |
1877 | u32 fair_periodic_timeout_usec; | |
1878 | u32 t_fair; | |
34f80b04 | 1879 | |
8a1c38d1 EG |
1880 | memset(&(bp->cmng.rs_vars), 0, |
1881 | sizeof(struct rate_shaping_vars_per_port)); | |
1882 | memset(&(bp->cmng.fair_vars), 0, sizeof(struct fairness_vars_per_port)); | |
34f80b04 | 1883 | |
8a1c38d1 EG |
1884 | /* 100 usec in SDM ticks = 25 since each tick is 4 usec */ |
1885 | bp->cmng.rs_vars.rs_periodic_timeout = RS_PERIODIC_TIMEOUT_USEC / 4; | |
34f80b04 | 1886 | |
8a1c38d1 EG |
1887 | /* this is the threshold below which no timer arming will occur |
1888 | 1.25 coefficient is for the threshold to be a little bigger | |
1889 | than the real time, to compensate for timer in-accuracy */ | |
1890 | bp->cmng.rs_vars.rs_threshold = | |
34f80b04 EG |
1891 | (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4; |
1892 | ||
8a1c38d1 EG |
1893 | /* resolution of fairness timer */ |
1894 | fair_periodic_timeout_usec = QM_ARB_BYTES / r_param; | |
1895 | /* for 10G it is 1000usec. for 1G it is 10000usec. */ | |
1896 | t_fair = T_FAIR_COEF / bp->link_vars.line_speed; | |
34f80b04 | 1897 | |
8a1c38d1 EG |
1898 | /* this is the threshold below which we won't arm the timer anymore */ |
1899 | bp->cmng.fair_vars.fair_threshold = QM_ARB_BYTES; | |
34f80b04 | 1900 | |
8a1c38d1 EG |
1901 | /* we multiply by 1e3/8 to get bytes/msec. |
1902 | We don't want the credits to pass a credit | |
1903 | of the t_fair*FAIR_MEM (algorithm resolution) */ | |
1904 | bp->cmng.fair_vars.upper_bound = r_param * t_fair * FAIR_MEM; | |
1905 | /* since each tick is 4 usec */ | |
1906 | bp->cmng.fair_vars.fairness_timeout = fair_periodic_timeout_usec / 4; | |
34f80b04 EG |
1907 | } |
1908 | ||
2691d51d EG |
1909 | /* Calculates the sum of vn_min_rates. |
1910 | It's needed for further normalizing of the min_rates. | |
1911 | Returns: | |
1912 | sum of vn_min_rates. | |
1913 | or | |
1914 | 0 - if all the min_rates are 0. | |
1915 | In the later case fainess algorithm should be deactivated. | |
1916 | If not all min_rates are zero then those that are zeroes will be set to 1. | |
1917 | */ | |
1918 | static void bnx2x_calc_vn_weight_sum(struct bnx2x *bp) | |
1919 | { | |
1920 | int all_zero = 1; | |
2691d51d EG |
1921 | int vn; |
1922 | ||
1923 | bp->vn_weight_sum = 0; | |
1924 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
f2e0899f | 1925 | u32 vn_cfg = bp->mf_config[vn]; |
2691d51d EG |
1926 | u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> |
1927 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
1928 | ||
1929 | /* Skip hidden vns */ | |
1930 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) | |
1931 | continue; | |
1932 | ||
1933 | /* If min rate is zero - set it to 1 */ | |
1934 | if (!vn_min_rate) | |
1935 | vn_min_rate = DEF_MIN_RATE; | |
1936 | else | |
1937 | all_zero = 0; | |
1938 | ||
1939 | bp->vn_weight_sum += vn_min_rate; | |
1940 | } | |
1941 | ||
1942 | /* ... only if all min rates are zeros - disable fairness */ | |
b015e3d1 EG |
1943 | if (all_zero) { |
1944 | bp->cmng.flags.cmng_enables &= | |
1945 | ~CMNG_FLAGS_PER_PORT_FAIRNESS_VN; | |
1946 | DP(NETIF_MSG_IFUP, "All MIN values are zeroes" | |
1947 | " fairness will be disabled\n"); | |
1948 | } else | |
1949 | bp->cmng.flags.cmng_enables |= | |
1950 | CMNG_FLAGS_PER_PORT_FAIRNESS_VN; | |
2691d51d EG |
1951 | } |
1952 | ||
f2e0899f | 1953 | static void bnx2x_init_vn_minmax(struct bnx2x *bp, int vn) |
34f80b04 EG |
1954 | { |
1955 | struct rate_shaping_vars_per_vn m_rs_vn; | |
1956 | struct fairness_vars_per_vn m_fair_vn; | |
f2e0899f DK |
1957 | u32 vn_cfg = bp->mf_config[vn]; |
1958 | int func = 2*vn + BP_PORT(bp); | |
34f80b04 EG |
1959 | u16 vn_min_rate, vn_max_rate; |
1960 | int i; | |
1961 | ||
1962 | /* If function is hidden - set min and max to zeroes */ | |
1963 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) { | |
1964 | vn_min_rate = 0; | |
1965 | vn_max_rate = 0; | |
1966 | ||
1967 | } else { | |
1968 | vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
1969 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
b015e3d1 | 1970 | /* If min rate is zero - set it to 1 */ |
f2e0899f | 1971 | if (bp->vn_weight_sum && (vn_min_rate == 0)) |
34f80b04 EG |
1972 | vn_min_rate = DEF_MIN_RATE; |
1973 | vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >> | |
1974 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
1975 | } | |
f85582f8 | 1976 | |
8a1c38d1 | 1977 | DP(NETIF_MSG_IFUP, |
b015e3d1 | 1978 | "func %d: vn_min_rate %d vn_max_rate %d vn_weight_sum %d\n", |
8a1c38d1 | 1979 | func, vn_min_rate, vn_max_rate, bp->vn_weight_sum); |
34f80b04 EG |
1980 | |
1981 | memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn)); | |
1982 | memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn)); | |
1983 | ||
1984 | /* global vn counter - maximal Mbps for this vn */ | |
1985 | m_rs_vn.vn_counter.rate = vn_max_rate; | |
1986 | ||
1987 | /* quota - number of bytes transmitted in this period */ | |
1988 | m_rs_vn.vn_counter.quota = | |
1989 | (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8; | |
1990 | ||
8a1c38d1 | 1991 | if (bp->vn_weight_sum) { |
34f80b04 EG |
1992 | /* credit for each period of the fairness algorithm: |
1993 | number of bytes in T_FAIR (the vn share the port rate). | |
8a1c38d1 EG |
1994 | vn_weight_sum should not be larger than 10000, thus |
1995 | T_FAIR_COEF / (8 * vn_weight_sum) will always be greater | |
1996 | than zero */ | |
34f80b04 | 1997 | m_fair_vn.vn_credit_delta = |
cdaa7cb8 VZ |
1998 | max_t(u32, (vn_min_rate * (T_FAIR_COEF / |
1999 | (8 * bp->vn_weight_sum))), | |
2000 | (bp->cmng.fair_vars.fair_threshold * 2)); | |
2001 | DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta %d\n", | |
34f80b04 EG |
2002 | m_fair_vn.vn_credit_delta); |
2003 | } | |
2004 | ||
34f80b04 EG |
2005 | /* Store it to internal memory */ |
2006 | for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++) | |
2007 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2008 | XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4, | |
2009 | ((u32 *)(&m_rs_vn))[i]); | |
2010 | ||
2011 | for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++) | |
2012 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2013 | XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4, | |
2014 | ((u32 *)(&m_fair_vn))[i]); | |
2015 | } | |
f85582f8 | 2016 | |
523224a3 DK |
2017 | static int bnx2x_get_cmng_fns_mode(struct bnx2x *bp) |
2018 | { | |
2019 | if (CHIP_REV_IS_SLOW(bp)) | |
2020 | return CMNG_FNS_NONE; | |
fb3bff17 | 2021 | if (IS_MF(bp)) |
523224a3 DK |
2022 | return CMNG_FNS_MINMAX; |
2023 | ||
2024 | return CMNG_FNS_NONE; | |
2025 | } | |
2026 | ||
2027 | static void bnx2x_read_mf_cfg(struct bnx2x *bp) | |
2028 | { | |
2029 | int vn; | |
2030 | ||
2031 | if (BP_NOMCP(bp)) | |
2032 | return; /* what should be the default bvalue in this case */ | |
2033 | ||
2034 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
2035 | int /*abs*/func = 2*vn + BP_PORT(bp); | |
f2e0899f | 2036 | bp->mf_config[vn] = |
523224a3 DK |
2037 | MF_CFG_RD(bp, func_mf_config[func].config); |
2038 | } | |
2039 | } | |
2040 | ||
2041 | static void bnx2x_cmng_fns_init(struct bnx2x *bp, u8 read_cfg, u8 cmng_type) | |
2042 | { | |
2043 | ||
2044 | if (cmng_type == CMNG_FNS_MINMAX) { | |
2045 | int vn; | |
2046 | ||
2047 | /* clear cmng_enables */ | |
2048 | bp->cmng.flags.cmng_enables = 0; | |
2049 | ||
2050 | /* read mf conf from shmem */ | |
2051 | if (read_cfg) | |
2052 | bnx2x_read_mf_cfg(bp); | |
2053 | ||
2054 | /* Init rate shaping and fairness contexts */ | |
2055 | bnx2x_init_port_minmax(bp); | |
2056 | ||
2057 | /* vn_weight_sum and enable fairness if not 0 */ | |
2058 | bnx2x_calc_vn_weight_sum(bp); | |
2059 | ||
2060 | /* calculate and set min-max rate for each vn */ | |
2061 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
2062 | bnx2x_init_vn_minmax(bp, vn); | |
2063 | ||
2064 | /* always enable rate shaping and fairness */ | |
2065 | bp->cmng.flags.cmng_enables |= | |
2066 | CMNG_FLAGS_PER_PORT_RATE_SHAPING_VN; | |
2067 | if (!bp->vn_weight_sum) | |
2068 | DP(NETIF_MSG_IFUP, "All MIN values are zeroes" | |
2069 | " fairness will be disabled\n"); | |
2070 | return; | |
2071 | } | |
2072 | ||
2073 | /* rate shaping and fairness are disabled */ | |
2074 | DP(NETIF_MSG_IFUP, | |
2075 | "rate shaping and fairness are disabled\n"); | |
2076 | } | |
34f80b04 | 2077 | |
523224a3 DK |
2078 | static inline void bnx2x_link_sync_notify(struct bnx2x *bp) |
2079 | { | |
2080 | int port = BP_PORT(bp); | |
2081 | int func; | |
2082 | int vn; | |
2083 | ||
2084 | /* Set the attention towards other drivers on the same port */ | |
2085 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
2086 | if (vn == BP_E1HVN(bp)) | |
2087 | continue; | |
2088 | ||
2089 | func = ((vn << 1) | port); | |
2090 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + | |
2091 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); | |
2092 | } | |
2093 | } | |
8a1c38d1 | 2094 | |
c18487ee YR |
2095 | /* This function is called upon link interrupt */ |
2096 | static void bnx2x_link_attn(struct bnx2x *bp) | |
2097 | { | |
d9e8b185 | 2098 | u32 prev_link_status = bp->link_vars.link_status; |
bb2a0f7a YG |
2099 | /* Make sure that we are synced with the current statistics */ |
2100 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2101 | ||
c18487ee | 2102 | bnx2x_link_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2103 | |
bb2a0f7a YG |
2104 | if (bp->link_vars.link_up) { |
2105 | ||
1c06328c | 2106 | /* dropless flow control */ |
f2e0899f | 2107 | if (!CHIP_IS_E1(bp) && bp->dropless_fc) { |
1c06328c EG |
2108 | int port = BP_PORT(bp); |
2109 | u32 pause_enabled = 0; | |
2110 | ||
2111 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) | |
2112 | pause_enabled = 1; | |
2113 | ||
2114 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
ca00392c | 2115 | USTORM_ETH_PAUSE_ENABLED_OFFSET(port), |
1c06328c EG |
2116 | pause_enabled); |
2117 | } | |
2118 | ||
bb2a0f7a YG |
2119 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
2120 | struct host_port_stats *pstats; | |
2121 | ||
2122 | pstats = bnx2x_sp(bp, port_stats); | |
2123 | /* reset old bmac stats */ | |
2124 | memset(&(pstats->mac_stx[0]), 0, | |
2125 | sizeof(struct mac_stx)); | |
2126 | } | |
f34d28ea | 2127 | if (bp->state == BNX2X_STATE_OPEN) |
bb2a0f7a YG |
2128 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); |
2129 | } | |
2130 | ||
d9e8b185 VZ |
2131 | /* indicate link status only if link status actually changed */ |
2132 | if (prev_link_status != bp->link_vars.link_status) | |
2133 | bnx2x_link_report(bp); | |
34f80b04 | 2134 | |
f2e0899f DK |
2135 | if (IS_MF(bp)) |
2136 | bnx2x_link_sync_notify(bp); | |
34f80b04 | 2137 | |
f2e0899f DK |
2138 | if (bp->link_vars.link_up && bp->link_vars.line_speed) { |
2139 | int cmng_fns = bnx2x_get_cmng_fns_mode(bp); | |
8a1c38d1 | 2140 | |
f2e0899f DK |
2141 | if (cmng_fns != CMNG_FNS_NONE) { |
2142 | bnx2x_cmng_fns_init(bp, false, cmng_fns); | |
2143 | storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp)); | |
2144 | } else | |
2145 | /* rate shaping and fairness are disabled */ | |
2146 | DP(NETIF_MSG_IFUP, | |
2147 | "single function mode without fairness\n"); | |
34f80b04 | 2148 | } |
c18487ee | 2149 | } |
a2fbb9ea | 2150 | |
9f6c9258 | 2151 | void bnx2x__link_status_update(struct bnx2x *bp) |
c18487ee | 2152 | { |
f34d28ea | 2153 | if ((bp->state != BNX2X_STATE_OPEN) || (bp->flags & MF_FUNC_DIS)) |
c18487ee | 2154 | return; |
a2fbb9ea | 2155 | |
c18487ee | 2156 | bnx2x_link_status_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2157 | |
bb2a0f7a YG |
2158 | if (bp->link_vars.link_up) |
2159 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2160 | else | |
2161 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2162 | ||
f2e0899f DK |
2163 | /* the link status update could be the result of a DCC event |
2164 | hence re-read the shmem mf configuration */ | |
2165 | bnx2x_read_mf_cfg(bp); | |
2691d51d | 2166 | |
c18487ee YR |
2167 | /* indicate link status */ |
2168 | bnx2x_link_report(bp); | |
a2fbb9ea | 2169 | } |
a2fbb9ea | 2170 | |
34f80b04 EG |
2171 | static void bnx2x_pmf_update(struct bnx2x *bp) |
2172 | { | |
2173 | int port = BP_PORT(bp); | |
2174 | u32 val; | |
2175 | ||
2176 | bp->port.pmf = 1; | |
2177 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
2178 | ||
2179 | /* enable nig attention */ | |
2180 | val = (0xff0f | (1 << (BP_E1HVN(bp) + 4))); | |
f2e0899f DK |
2181 | if (bp->common.int_block == INT_BLOCK_HC) { |
2182 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
2183 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
2184 | } else if (CHIP_IS_E2(bp)) { | |
2185 | REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, val); | |
2186 | REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, val); | |
2187 | } | |
bb2a0f7a YG |
2188 | |
2189 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
34f80b04 EG |
2190 | } |
2191 | ||
c18487ee | 2192 | /* end of Link */ |
a2fbb9ea ET |
2193 | |
2194 | /* slow path */ | |
2195 | ||
2196 | /* | |
2197 | * General service functions | |
2198 | */ | |
2199 | ||
2691d51d | 2200 | /* send the MCP a request, block until there is a reply */ |
a22f0788 | 2201 | u32 bnx2x_fw_command(struct bnx2x *bp, u32 command, u32 param) |
2691d51d | 2202 | { |
f2e0899f | 2203 | int mb_idx = BP_FW_MB_IDX(bp); |
2691d51d EG |
2204 | u32 seq = ++bp->fw_seq; |
2205 | u32 rc = 0; | |
2206 | u32 cnt = 1; | |
2207 | u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10; | |
2208 | ||
c4ff7cbf | 2209 | mutex_lock(&bp->fw_mb_mutex); |
f2e0899f DK |
2210 | SHMEM_WR(bp, func_mb[mb_idx].drv_mb_param, param); |
2211 | SHMEM_WR(bp, func_mb[mb_idx].drv_mb_header, (command | seq)); | |
2212 | ||
2691d51d EG |
2213 | DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq)); |
2214 | ||
2215 | do { | |
2216 | /* let the FW do it's magic ... */ | |
2217 | msleep(delay); | |
2218 | ||
f2e0899f | 2219 | rc = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_header); |
2691d51d | 2220 | |
c4ff7cbf EG |
2221 | /* Give the FW up to 5 second (500*10ms) */ |
2222 | } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 500)); | |
2691d51d EG |
2223 | |
2224 | DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n", | |
2225 | cnt*delay, rc, seq); | |
2226 | ||
2227 | /* is this a reply to our command? */ | |
2228 | if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK)) | |
2229 | rc &= FW_MSG_CODE_MASK; | |
2230 | else { | |
2231 | /* FW BUG! */ | |
2232 | BNX2X_ERR("FW failed to respond!\n"); | |
2233 | bnx2x_fw_dump(bp); | |
2234 | rc = 0; | |
2235 | } | |
c4ff7cbf | 2236 | mutex_unlock(&bp->fw_mb_mutex); |
2691d51d EG |
2237 | |
2238 | return rc; | |
2239 | } | |
2240 | ||
523224a3 | 2241 | /* must be called under rtnl_lock */ |
8d96286a | 2242 | static void bnx2x_rxq_set_mac_filters(struct bnx2x *bp, u16 cl_id, u32 filters) |
2691d51d | 2243 | { |
523224a3 | 2244 | u32 mask = (1 << cl_id); |
2691d51d | 2245 | |
523224a3 DK |
2246 | /* initial seeting is BNX2X_ACCEPT_NONE */ |
2247 | u8 drop_all_ucast = 1, drop_all_bcast = 1, drop_all_mcast = 1; | |
2248 | u8 accp_all_ucast = 0, accp_all_bcast = 0, accp_all_mcast = 0; | |
2249 | u8 unmatched_unicast = 0; | |
2691d51d | 2250 | |
523224a3 DK |
2251 | if (filters & BNX2X_PROMISCUOUS_MODE) { |
2252 | /* promiscious - accept all, drop none */ | |
2253 | drop_all_ucast = drop_all_bcast = drop_all_mcast = 0; | |
2254 | accp_all_ucast = accp_all_bcast = accp_all_mcast = 1; | |
2255 | } | |
2256 | if (filters & BNX2X_ACCEPT_UNICAST) { | |
2257 | /* accept matched ucast */ | |
2258 | drop_all_ucast = 0; | |
2259 | } | |
2260 | if (filters & BNX2X_ACCEPT_MULTICAST) { | |
2261 | /* accept matched mcast */ | |
2262 | drop_all_mcast = 0; | |
2263 | } | |
2264 | if (filters & BNX2X_ACCEPT_ALL_UNICAST) { | |
2265 | /* accept all mcast */ | |
2266 | drop_all_ucast = 0; | |
2267 | accp_all_ucast = 1; | |
2268 | } | |
2269 | if (filters & BNX2X_ACCEPT_ALL_MULTICAST) { | |
2270 | /* accept all mcast */ | |
2271 | drop_all_mcast = 0; | |
2272 | accp_all_mcast = 1; | |
2273 | } | |
2274 | if (filters & BNX2X_ACCEPT_BROADCAST) { | |
2275 | /* accept (all) bcast */ | |
2276 | drop_all_bcast = 0; | |
2277 | accp_all_bcast = 1; | |
2278 | } | |
2691d51d | 2279 | |
523224a3 DK |
2280 | bp->mac_filters.ucast_drop_all = drop_all_ucast ? |
2281 | bp->mac_filters.ucast_drop_all | mask : | |
2282 | bp->mac_filters.ucast_drop_all & ~mask; | |
2691d51d | 2283 | |
523224a3 DK |
2284 | bp->mac_filters.mcast_drop_all = drop_all_mcast ? |
2285 | bp->mac_filters.mcast_drop_all | mask : | |
2286 | bp->mac_filters.mcast_drop_all & ~mask; | |
2691d51d | 2287 | |
523224a3 DK |
2288 | bp->mac_filters.bcast_drop_all = drop_all_bcast ? |
2289 | bp->mac_filters.bcast_drop_all | mask : | |
2290 | bp->mac_filters.bcast_drop_all & ~mask; | |
2691d51d | 2291 | |
523224a3 DK |
2292 | bp->mac_filters.ucast_accept_all = accp_all_ucast ? |
2293 | bp->mac_filters.ucast_accept_all | mask : | |
2294 | bp->mac_filters.ucast_accept_all & ~mask; | |
2691d51d | 2295 | |
523224a3 DK |
2296 | bp->mac_filters.mcast_accept_all = accp_all_mcast ? |
2297 | bp->mac_filters.mcast_accept_all | mask : | |
2298 | bp->mac_filters.mcast_accept_all & ~mask; | |
2299 | ||
2300 | bp->mac_filters.bcast_accept_all = accp_all_bcast ? | |
2301 | bp->mac_filters.bcast_accept_all | mask : | |
2302 | bp->mac_filters.bcast_accept_all & ~mask; | |
2303 | ||
2304 | bp->mac_filters.unmatched_unicast = unmatched_unicast ? | |
2305 | bp->mac_filters.unmatched_unicast | mask : | |
2306 | bp->mac_filters.unmatched_unicast & ~mask; | |
2691d51d EG |
2307 | } |
2308 | ||
8d96286a | 2309 | static void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p) |
2691d51d | 2310 | { |
030f3356 DK |
2311 | struct tstorm_eth_function_common_config tcfg = {0}; |
2312 | u16 rss_flgs; | |
2691d51d | 2313 | |
030f3356 DK |
2314 | /* tpa */ |
2315 | if (p->func_flgs & FUNC_FLG_TPA) | |
2316 | tcfg.config_flags |= | |
2317 | TSTORM_ETH_FUNCTION_COMMON_CONFIG_ENABLE_TPA; | |
2691d51d | 2318 | |
030f3356 DK |
2319 | /* set rss flags */ |
2320 | rss_flgs = (p->rss->mode << | |
2321 | TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_MODE_SHIFT); | |
2322 | ||
2323 | if (p->rss->cap & RSS_IPV4_CAP) | |
2324 | rss_flgs |= RSS_IPV4_CAP_MASK; | |
2325 | if (p->rss->cap & RSS_IPV4_TCP_CAP) | |
2326 | rss_flgs |= RSS_IPV4_TCP_CAP_MASK; | |
2327 | if (p->rss->cap & RSS_IPV6_CAP) | |
2328 | rss_flgs |= RSS_IPV6_CAP_MASK; | |
2329 | if (p->rss->cap & RSS_IPV6_TCP_CAP) | |
2330 | rss_flgs |= RSS_IPV6_TCP_CAP_MASK; | |
2331 | ||
2332 | tcfg.config_flags |= rss_flgs; | |
2333 | tcfg.rss_result_mask = p->rss->result_mask; | |
2334 | ||
2335 | storm_memset_func_cfg(bp, &tcfg, p->func_id); | |
2691d51d | 2336 | |
523224a3 DK |
2337 | /* Enable the function in the FW */ |
2338 | storm_memset_vf_to_pf(bp, p->func_id, p->pf_id); | |
2339 | storm_memset_func_en(bp, p->func_id, 1); | |
2691d51d | 2340 | |
523224a3 DK |
2341 | /* statistics */ |
2342 | if (p->func_flgs & FUNC_FLG_STATS) { | |
2343 | struct stats_indication_flags stats_flags = {0}; | |
2344 | stats_flags.collect_eth = 1; | |
2691d51d | 2345 | |
523224a3 DK |
2346 | storm_memset_xstats_flags(bp, &stats_flags, p->func_id); |
2347 | storm_memset_xstats_addr(bp, p->fw_stat_map, p->func_id); | |
2691d51d | 2348 | |
523224a3 DK |
2349 | storm_memset_tstats_flags(bp, &stats_flags, p->func_id); |
2350 | storm_memset_tstats_addr(bp, p->fw_stat_map, p->func_id); | |
2691d51d | 2351 | |
523224a3 DK |
2352 | storm_memset_ustats_flags(bp, &stats_flags, p->func_id); |
2353 | storm_memset_ustats_addr(bp, p->fw_stat_map, p->func_id); | |
2691d51d | 2354 | |
523224a3 DK |
2355 | storm_memset_cstats_flags(bp, &stats_flags, p->func_id); |
2356 | storm_memset_cstats_addr(bp, p->fw_stat_map, p->func_id); | |
2691d51d EG |
2357 | } |
2358 | ||
523224a3 DK |
2359 | /* spq */ |
2360 | if (p->func_flgs & FUNC_FLG_SPQ) { | |
2361 | storm_memset_spq_addr(bp, p->spq_map, p->func_id); | |
2362 | REG_WR(bp, XSEM_REG_FAST_MEMORY + | |
2363 | XSTORM_SPQ_PROD_OFFSET(p->func_id), p->spq_prod); | |
2364 | } | |
2691d51d EG |
2365 | } |
2366 | ||
523224a3 DK |
2367 | static inline u16 bnx2x_get_cl_flags(struct bnx2x *bp, |
2368 | struct bnx2x_fastpath *fp) | |
28912902 | 2369 | { |
523224a3 | 2370 | u16 flags = 0; |
28912902 | 2371 | |
523224a3 DK |
2372 | /* calculate queue flags */ |
2373 | flags |= QUEUE_FLG_CACHE_ALIGN; | |
2374 | flags |= QUEUE_FLG_HC; | |
fb3bff17 | 2375 | flags |= IS_MF(bp) ? QUEUE_FLG_OV : 0; |
28912902 | 2376 | |
523224a3 DK |
2377 | flags |= QUEUE_FLG_VLAN; |
2378 | DP(NETIF_MSG_IFUP, "vlan removal enabled\n"); | |
523224a3 DK |
2379 | |
2380 | if (!fp->disable_tpa) | |
2381 | flags |= QUEUE_FLG_TPA; | |
2382 | ||
2383 | flags |= QUEUE_FLG_STATS; | |
2384 | ||
2385 | return flags; | |
2386 | } | |
2387 | ||
2388 | static void bnx2x_pf_rx_cl_prep(struct bnx2x *bp, | |
2389 | struct bnx2x_fastpath *fp, struct rxq_pause_params *pause, | |
2390 | struct bnx2x_rxq_init_params *rxq_init) | |
2391 | { | |
2392 | u16 max_sge = 0; | |
2393 | u16 sge_sz = 0; | |
2394 | u16 tpa_agg_size = 0; | |
2395 | ||
2396 | /* calculate queue flags */ | |
2397 | u16 flags = bnx2x_get_cl_flags(bp, fp); | |
2398 | ||
2399 | if (!fp->disable_tpa) { | |
2400 | pause->sge_th_hi = 250; | |
2401 | pause->sge_th_lo = 150; | |
2402 | tpa_agg_size = min_t(u32, | |
2403 | (min_t(u32, 8, MAX_SKB_FRAGS) * | |
2404 | SGE_PAGE_SIZE * PAGES_PER_SGE), 0xffff); | |
2405 | max_sge = SGE_PAGE_ALIGN(bp->dev->mtu) >> | |
2406 | SGE_PAGE_SHIFT; | |
2407 | max_sge = ((max_sge + PAGES_PER_SGE - 1) & | |
2408 | (~(PAGES_PER_SGE-1))) >> PAGES_PER_SGE_SHIFT; | |
2409 | sge_sz = (u16)min_t(u32, SGE_PAGE_SIZE * PAGES_PER_SGE, | |
2410 | 0xffff); | |
2411 | } | |
2412 | ||
2413 | /* pause - not for e1 */ | |
2414 | if (!CHIP_IS_E1(bp)) { | |
2415 | pause->bd_th_hi = 350; | |
2416 | pause->bd_th_lo = 250; | |
2417 | pause->rcq_th_hi = 350; | |
2418 | pause->rcq_th_lo = 250; | |
2419 | pause->sge_th_hi = 0; | |
2420 | pause->sge_th_lo = 0; | |
2421 | pause->pri_map = 1; | |
2422 | } | |
2423 | ||
2424 | /* rxq setup */ | |
2425 | rxq_init->flags = flags; | |
2426 | rxq_init->cxt = &bp->context.vcxt[fp->cid].eth; | |
2427 | rxq_init->dscr_map = fp->rx_desc_mapping; | |
2428 | rxq_init->sge_map = fp->rx_sge_mapping; | |
2429 | rxq_init->rcq_map = fp->rx_comp_mapping; | |
2430 | rxq_init->rcq_np_map = fp->rx_comp_mapping + BCM_PAGE_SIZE; | |
2431 | rxq_init->mtu = bp->dev->mtu; | |
2432 | rxq_init->buf_sz = bp->rx_buf_size; | |
2433 | rxq_init->cl_qzone_id = fp->cl_qzone_id; | |
2434 | rxq_init->cl_id = fp->cl_id; | |
2435 | rxq_init->spcl_id = fp->cl_id; | |
2436 | rxq_init->stat_id = fp->cl_id; | |
2437 | rxq_init->tpa_agg_sz = tpa_agg_size; | |
2438 | rxq_init->sge_buf_sz = sge_sz; | |
2439 | rxq_init->max_sges_pkt = max_sge; | |
2440 | rxq_init->cache_line_log = BNX2X_RX_ALIGN_SHIFT; | |
2441 | rxq_init->fw_sb_id = fp->fw_sb_id; | |
2442 | ||
2443 | rxq_init->sb_cq_index = U_SB_ETH_RX_CQ_INDEX; | |
2444 | ||
2445 | rxq_init->cid = HW_CID(bp, fp->cid); | |
2446 | ||
2447 | rxq_init->hc_rate = bp->rx_ticks ? (1000000 / bp->rx_ticks) : 0; | |
2448 | } | |
2449 | ||
2450 | static void bnx2x_pf_tx_cl_prep(struct bnx2x *bp, | |
2451 | struct bnx2x_fastpath *fp, struct bnx2x_txq_init_params *txq_init) | |
2452 | { | |
2453 | u16 flags = bnx2x_get_cl_flags(bp, fp); | |
2454 | ||
2455 | txq_init->flags = flags; | |
2456 | txq_init->cxt = &bp->context.vcxt[fp->cid].eth; | |
2457 | txq_init->dscr_map = fp->tx_desc_mapping; | |
2458 | txq_init->stat_id = fp->cl_id; | |
2459 | txq_init->cid = HW_CID(bp, fp->cid); | |
2460 | txq_init->sb_cq_index = C_SB_ETH_TX_CQ_INDEX; | |
2461 | txq_init->traffic_type = LLFC_TRAFFIC_TYPE_NW; | |
2462 | txq_init->fw_sb_id = fp->fw_sb_id; | |
2463 | txq_init->hc_rate = bp->tx_ticks ? (1000000 / bp->tx_ticks) : 0; | |
2464 | } | |
2465 | ||
8d96286a | 2466 | static void bnx2x_pf_init(struct bnx2x *bp) |
523224a3 DK |
2467 | { |
2468 | struct bnx2x_func_init_params func_init = {0}; | |
2469 | struct bnx2x_rss_params rss = {0}; | |
2470 | struct event_ring_data eq_data = { {0} }; | |
2471 | u16 flags; | |
2472 | ||
2473 | /* pf specific setups */ | |
2474 | if (!CHIP_IS_E1(bp)) | |
fb3bff17 | 2475 | storm_memset_ov(bp, bp->mf_ov, BP_FUNC(bp)); |
523224a3 | 2476 | |
f2e0899f DK |
2477 | if (CHIP_IS_E2(bp)) { |
2478 | /* reset IGU PF statistics: MSIX + ATTN */ | |
2479 | /* PF */ | |
2480 | REG_WR(bp, IGU_REG_STATISTIC_NUM_MESSAGE_SENT + | |
2481 | BNX2X_IGU_STAS_MSG_VF_CNT*4 + | |
2482 | (CHIP_MODE_IS_4_PORT(bp) ? | |
2483 | BP_FUNC(bp) : BP_VN(bp))*4, 0); | |
2484 | /* ATTN */ | |
2485 | REG_WR(bp, IGU_REG_STATISTIC_NUM_MESSAGE_SENT + | |
2486 | BNX2X_IGU_STAS_MSG_VF_CNT*4 + | |
2487 | BNX2X_IGU_STAS_MSG_PF_CNT*4 + | |
2488 | (CHIP_MODE_IS_4_PORT(bp) ? | |
2489 | BP_FUNC(bp) : BP_VN(bp))*4, 0); | |
2490 | } | |
2491 | ||
523224a3 DK |
2492 | /* function setup flags */ |
2493 | flags = (FUNC_FLG_STATS | FUNC_FLG_LEADING | FUNC_FLG_SPQ); | |
2494 | ||
f2e0899f DK |
2495 | if (CHIP_IS_E1x(bp)) |
2496 | flags |= (bp->flags & TPA_ENABLE_FLAG) ? FUNC_FLG_TPA : 0; | |
2497 | else | |
2498 | flags |= FUNC_FLG_TPA; | |
523224a3 | 2499 | |
030f3356 DK |
2500 | /* function setup */ |
2501 | ||
523224a3 DK |
2502 | /** |
2503 | * Although RSS is meaningless when there is a single HW queue we | |
2504 | * still need it enabled in order to have HW Rx hash generated. | |
523224a3 | 2505 | */ |
030f3356 DK |
2506 | rss.cap = (RSS_IPV4_CAP | RSS_IPV4_TCP_CAP | |
2507 | RSS_IPV6_CAP | RSS_IPV6_TCP_CAP); | |
2508 | rss.mode = bp->multi_mode; | |
2509 | rss.result_mask = MULTI_MASK; | |
2510 | func_init.rss = &rss; | |
523224a3 DK |
2511 | |
2512 | func_init.func_flgs = flags; | |
2513 | func_init.pf_id = BP_FUNC(bp); | |
2514 | func_init.func_id = BP_FUNC(bp); | |
2515 | func_init.fw_stat_map = bnx2x_sp_mapping(bp, fw_stats); | |
2516 | func_init.spq_map = bp->spq_mapping; | |
2517 | func_init.spq_prod = bp->spq_prod_idx; | |
2518 | ||
2519 | bnx2x_func_init(bp, &func_init); | |
2520 | ||
2521 | memset(&(bp->cmng), 0, sizeof(struct cmng_struct_per_port)); | |
2522 | ||
2523 | /* | |
2524 | Congestion management values depend on the link rate | |
2525 | There is no active link so initial link rate is set to 10 Gbps. | |
2526 | When the link comes up The congestion management values are | |
2527 | re-calculated according to the actual link rate. | |
2528 | */ | |
2529 | bp->link_vars.line_speed = SPEED_10000; | |
2530 | bnx2x_cmng_fns_init(bp, true, bnx2x_get_cmng_fns_mode(bp)); | |
2531 | ||
2532 | /* Only the PMF sets the HW */ | |
2533 | if (bp->port.pmf) | |
2534 | storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp)); | |
2535 | ||
2536 | /* no rx until link is up */ | |
2537 | bp->rx_mode = BNX2X_RX_MODE_NONE; | |
2538 | bnx2x_set_storm_rx_mode(bp); | |
2539 | ||
2540 | /* init Event Queue */ | |
2541 | eq_data.base_addr.hi = U64_HI(bp->eq_mapping); | |
2542 | eq_data.base_addr.lo = U64_LO(bp->eq_mapping); | |
2543 | eq_data.producer = bp->eq_prod; | |
2544 | eq_data.index_id = HC_SP_INDEX_EQ_CONS; | |
2545 | eq_data.sb_id = DEF_SB_ID; | |
2546 | storm_memset_eq_data(bp, &eq_data, BP_FUNC(bp)); | |
2547 | } | |
2548 | ||
2549 | ||
2550 | static void bnx2x_e1h_disable(struct bnx2x *bp) | |
2551 | { | |
2552 | int port = BP_PORT(bp); | |
2553 | ||
2554 | netif_tx_disable(bp->dev); | |
2555 | ||
2556 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); | |
2557 | ||
2558 | netif_carrier_off(bp->dev); | |
2559 | } | |
2560 | ||
2561 | static void bnx2x_e1h_enable(struct bnx2x *bp) | |
2562 | { | |
2563 | int port = BP_PORT(bp); | |
2564 | ||
2565 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); | |
2566 | ||
2567 | /* Tx queue should be only reenabled */ | |
2568 | netif_tx_wake_all_queues(bp->dev); | |
2569 | ||
2570 | /* | |
2571 | * Should not call netif_carrier_on since it will be called if the link | |
2572 | * is up when checking for link state | |
2573 | */ | |
2574 | } | |
2575 | ||
2576 | static void bnx2x_dcc_event(struct bnx2x *bp, u32 dcc_event) | |
2577 | { | |
2578 | DP(BNX2X_MSG_MCP, "dcc_event 0x%x\n", dcc_event); | |
2579 | ||
2580 | if (dcc_event & DRV_STATUS_DCC_DISABLE_ENABLE_PF) { | |
2581 | ||
2582 | /* | |
2583 | * This is the only place besides the function initialization | |
2584 | * where the bp->flags can change so it is done without any | |
2585 | * locks | |
2586 | */ | |
f2e0899f | 2587 | if (bp->mf_config[BP_VN(bp)] & FUNC_MF_CFG_FUNC_DISABLED) { |
523224a3 DK |
2588 | DP(NETIF_MSG_IFDOWN, "mf_cfg function disabled\n"); |
2589 | bp->flags |= MF_FUNC_DIS; | |
2590 | ||
2591 | bnx2x_e1h_disable(bp); | |
2592 | } else { | |
2593 | DP(NETIF_MSG_IFUP, "mf_cfg function enabled\n"); | |
2594 | bp->flags &= ~MF_FUNC_DIS; | |
2595 | ||
2596 | bnx2x_e1h_enable(bp); | |
2597 | } | |
2598 | dcc_event &= ~DRV_STATUS_DCC_DISABLE_ENABLE_PF; | |
2599 | } | |
2600 | if (dcc_event & DRV_STATUS_DCC_BANDWIDTH_ALLOCATION) { | |
2601 | ||
2602 | bnx2x_cmng_fns_init(bp, true, CMNG_FNS_MINMAX); | |
2603 | bnx2x_link_sync_notify(bp); | |
2604 | storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp)); | |
2605 | dcc_event &= ~DRV_STATUS_DCC_BANDWIDTH_ALLOCATION; | |
2606 | } | |
2607 | ||
2608 | /* Report results to MCP */ | |
2609 | if (dcc_event) | |
2610 | bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_FAILURE, 0); | |
2611 | else | |
2612 | bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_OK, 0); | |
2613 | } | |
2614 | ||
2615 | /* must be called under the spq lock */ | |
2616 | static inline struct eth_spe *bnx2x_sp_get_next(struct bnx2x *bp) | |
2617 | { | |
2618 | struct eth_spe *next_spe = bp->spq_prod_bd; | |
2619 | ||
2620 | if (bp->spq_prod_bd == bp->spq_last_bd) { | |
2621 | bp->spq_prod_bd = bp->spq; | |
2622 | bp->spq_prod_idx = 0; | |
2623 | DP(NETIF_MSG_TIMER, "end of spq\n"); | |
2624 | } else { | |
2625 | bp->spq_prod_bd++; | |
2626 | bp->spq_prod_idx++; | |
2627 | } | |
2628 | return next_spe; | |
2629 | } | |
2630 | ||
2631 | /* must be called under the spq lock */ | |
28912902 MC |
2632 | static inline void bnx2x_sp_prod_update(struct bnx2x *bp) |
2633 | { | |
2634 | int func = BP_FUNC(bp); | |
2635 | ||
2636 | /* Make sure that BD data is updated before writing the producer */ | |
2637 | wmb(); | |
2638 | ||
523224a3 | 2639 | REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func), |
f85582f8 | 2640 | bp->spq_prod_idx); |
28912902 MC |
2641 | mmiowb(); |
2642 | } | |
2643 | ||
a2fbb9ea | 2644 | /* the slow path queue is odd since completions arrive on the fastpath ring */ |
9f6c9258 | 2645 | int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, |
f85582f8 | 2646 | u32 data_hi, u32 data_lo, int common) |
a2fbb9ea | 2647 | { |
28912902 | 2648 | struct eth_spe *spe; |
523224a3 | 2649 | u16 type; |
a2fbb9ea | 2650 | |
a2fbb9ea ET |
2651 | #ifdef BNX2X_STOP_ON_ERROR |
2652 | if (unlikely(bp->panic)) | |
2653 | return -EIO; | |
2654 | #endif | |
2655 | ||
34f80b04 | 2656 | spin_lock_bh(&bp->spq_lock); |
a2fbb9ea | 2657 | |
8fe23fbd | 2658 | if (!atomic_read(&bp->spq_left)) { |
a2fbb9ea | 2659 | BNX2X_ERR("BUG! SPQ ring full!\n"); |
34f80b04 | 2660 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2661 | bnx2x_panic(); |
2662 | return -EBUSY; | |
2663 | } | |
f1410647 | 2664 | |
28912902 MC |
2665 | spe = bnx2x_sp_get_next(bp); |
2666 | ||
a2fbb9ea | 2667 | /* CID needs port number to be encoded int it */ |
28912902 | 2668 | spe->hdr.conn_and_cmd_data = |
cdaa7cb8 VZ |
2669 | cpu_to_le32((command << SPE_HDR_CMD_ID_SHIFT) | |
2670 | HW_CID(bp, cid)); | |
523224a3 | 2671 | |
a2fbb9ea | 2672 | if (common) |
523224a3 DK |
2673 | /* Common ramrods: |
2674 | * FUNC_START, FUNC_STOP, CFC_DEL, STATS, SET_MAC | |
2675 | * TRAFFIC_STOP, TRAFFIC_START | |
2676 | */ | |
2677 | type = (NONE_CONNECTION_TYPE << SPE_HDR_CONN_TYPE_SHIFT) | |
2678 | & SPE_HDR_CONN_TYPE; | |
2679 | else | |
2680 | /* ETH ramrods: SETUP, HALT */ | |
2681 | type = (ETH_CONNECTION_TYPE << SPE_HDR_CONN_TYPE_SHIFT) | |
2682 | & SPE_HDR_CONN_TYPE; | |
a2fbb9ea | 2683 | |
523224a3 DK |
2684 | type |= ((BP_FUNC(bp) << SPE_HDR_FUNCTION_ID_SHIFT) & |
2685 | SPE_HDR_FUNCTION_ID); | |
a2fbb9ea | 2686 | |
523224a3 DK |
2687 | spe->hdr.type = cpu_to_le16(type); |
2688 | ||
2689 | spe->data.update_data_addr.hi = cpu_to_le32(data_hi); | |
2690 | spe->data.update_data_addr.lo = cpu_to_le32(data_lo); | |
2691 | ||
2692 | /* stats ramrod has it's own slot on the spq */ | |
2693 | if (command != RAMROD_CMD_ID_COMMON_STAT_QUERY) | |
2694 | /* It's ok if the actual decrement is issued towards the memory | |
2695 | * somewhere between the spin_lock and spin_unlock. Thus no | |
2696 | * more explict memory barrier is needed. | |
2697 | */ | |
8fe23fbd | 2698 | atomic_dec(&bp->spq_left); |
a2fbb9ea | 2699 | |
cdaa7cb8 | 2700 | DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/, |
523224a3 DK |
2701 | "SPQE[%x] (%x:%x) command %d hw_cid %x data (%x:%x) " |
2702 | "type(0x%x) left %x\n", | |
cdaa7cb8 VZ |
2703 | bp->spq_prod_idx, (u32)U64_HI(bp->spq_mapping), |
2704 | (u32)(U64_LO(bp->spq_mapping) + | |
2705 | (void *)bp->spq_prod_bd - (void *)bp->spq), command, | |
8fe23fbd | 2706 | HW_CID(bp, cid), data_hi, data_lo, type, atomic_read(&bp->spq_left)); |
cdaa7cb8 | 2707 | |
28912902 | 2708 | bnx2x_sp_prod_update(bp); |
34f80b04 | 2709 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2710 | return 0; |
2711 | } | |
2712 | ||
2713 | /* acquire split MCP access lock register */ | |
4a37fb66 | 2714 | static int bnx2x_acquire_alr(struct bnx2x *bp) |
a2fbb9ea | 2715 | { |
72fd0718 | 2716 | u32 j, val; |
34f80b04 | 2717 | int rc = 0; |
a2fbb9ea ET |
2718 | |
2719 | might_sleep(); | |
72fd0718 | 2720 | for (j = 0; j < 1000; j++) { |
a2fbb9ea ET |
2721 | val = (1UL << 31); |
2722 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2723 | val = REG_RD(bp, GRCBASE_MCP + 0x9c); | |
2724 | if (val & (1L << 31)) | |
2725 | break; | |
2726 | ||
2727 | msleep(5); | |
2728 | } | |
a2fbb9ea | 2729 | if (!(val & (1L << 31))) { |
19680c48 | 2730 | BNX2X_ERR("Cannot acquire MCP access lock register\n"); |
a2fbb9ea ET |
2731 | rc = -EBUSY; |
2732 | } | |
2733 | ||
2734 | return rc; | |
2735 | } | |
2736 | ||
4a37fb66 YG |
2737 | /* release split MCP access lock register */ |
2738 | static void bnx2x_release_alr(struct bnx2x *bp) | |
a2fbb9ea | 2739 | { |
72fd0718 | 2740 | REG_WR(bp, GRCBASE_MCP + 0x9c, 0); |
a2fbb9ea ET |
2741 | } |
2742 | ||
523224a3 DK |
2743 | #define BNX2X_DEF_SB_ATT_IDX 0x0001 |
2744 | #define BNX2X_DEF_SB_IDX 0x0002 | |
2745 | ||
a2fbb9ea ET |
2746 | static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp) |
2747 | { | |
523224a3 | 2748 | struct host_sp_status_block *def_sb = bp->def_status_blk; |
a2fbb9ea ET |
2749 | u16 rc = 0; |
2750 | ||
2751 | barrier(); /* status block is written to by the chip */ | |
a2fbb9ea ET |
2752 | if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) { |
2753 | bp->def_att_idx = def_sb->atten_status_block.attn_bits_index; | |
523224a3 | 2754 | rc |= BNX2X_DEF_SB_ATT_IDX; |
a2fbb9ea | 2755 | } |
523224a3 DK |
2756 | |
2757 | if (bp->def_idx != def_sb->sp_sb.running_index) { | |
2758 | bp->def_idx = def_sb->sp_sb.running_index; | |
2759 | rc |= BNX2X_DEF_SB_IDX; | |
a2fbb9ea | 2760 | } |
523224a3 DK |
2761 | |
2762 | /* Do not reorder: indecies reading should complete before handling */ | |
2763 | barrier(); | |
a2fbb9ea ET |
2764 | return rc; |
2765 | } | |
2766 | ||
2767 | /* | |
2768 | * slow path service functions | |
2769 | */ | |
2770 | ||
2771 | static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted) | |
2772 | { | |
34f80b04 | 2773 | int port = BP_PORT(bp); |
a2fbb9ea ET |
2774 | u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
2775 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
877e9aa4 ET |
2776 | u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 : |
2777 | NIG_REG_MASK_INTERRUPT_PORT0; | |
3fcaf2e5 | 2778 | u32 aeu_mask; |
87942b46 | 2779 | u32 nig_mask = 0; |
f2e0899f | 2780 | u32 reg_addr; |
a2fbb9ea | 2781 | |
a2fbb9ea ET |
2782 | if (bp->attn_state & asserted) |
2783 | BNX2X_ERR("IGU ERROR\n"); | |
2784 | ||
3fcaf2e5 EG |
2785 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2786 | aeu_mask = REG_RD(bp, aeu_addr); | |
2787 | ||
a2fbb9ea | 2788 | DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n", |
3fcaf2e5 | 2789 | aeu_mask, asserted); |
72fd0718 | 2790 | aeu_mask &= ~(asserted & 0x3ff); |
3fcaf2e5 | 2791 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); |
a2fbb9ea | 2792 | |
3fcaf2e5 EG |
2793 | REG_WR(bp, aeu_addr, aeu_mask); |
2794 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea | 2795 | |
3fcaf2e5 | 2796 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); |
a2fbb9ea | 2797 | bp->attn_state |= asserted; |
3fcaf2e5 | 2798 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); |
a2fbb9ea ET |
2799 | |
2800 | if (asserted & ATTN_HARD_WIRED_MASK) { | |
2801 | if (asserted & ATTN_NIG_FOR_FUNC) { | |
a2fbb9ea | 2802 | |
a5e9a7cf EG |
2803 | bnx2x_acquire_phy_lock(bp); |
2804 | ||
877e9aa4 | 2805 | /* save nig interrupt mask */ |
87942b46 | 2806 | nig_mask = REG_RD(bp, nig_int_mask_addr); |
877e9aa4 | 2807 | REG_WR(bp, nig_int_mask_addr, 0); |
a2fbb9ea | 2808 | |
c18487ee | 2809 | bnx2x_link_attn(bp); |
a2fbb9ea ET |
2810 | |
2811 | /* handle unicore attn? */ | |
2812 | } | |
2813 | if (asserted & ATTN_SW_TIMER_4_FUNC) | |
2814 | DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n"); | |
2815 | ||
2816 | if (asserted & GPIO_2_FUNC) | |
2817 | DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n"); | |
2818 | ||
2819 | if (asserted & GPIO_3_FUNC) | |
2820 | DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n"); | |
2821 | ||
2822 | if (asserted & GPIO_4_FUNC) | |
2823 | DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n"); | |
2824 | ||
2825 | if (port == 0) { | |
2826 | if (asserted & ATTN_GENERAL_ATTN_1) { | |
2827 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n"); | |
2828 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0); | |
2829 | } | |
2830 | if (asserted & ATTN_GENERAL_ATTN_2) { | |
2831 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n"); | |
2832 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0); | |
2833 | } | |
2834 | if (asserted & ATTN_GENERAL_ATTN_3) { | |
2835 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n"); | |
2836 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0); | |
2837 | } | |
2838 | } else { | |
2839 | if (asserted & ATTN_GENERAL_ATTN_4) { | |
2840 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n"); | |
2841 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0); | |
2842 | } | |
2843 | if (asserted & ATTN_GENERAL_ATTN_5) { | |
2844 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n"); | |
2845 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0); | |
2846 | } | |
2847 | if (asserted & ATTN_GENERAL_ATTN_6) { | |
2848 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n"); | |
2849 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0); | |
2850 | } | |
2851 | } | |
2852 | ||
2853 | } /* if hardwired */ | |
2854 | ||
f2e0899f DK |
2855 | if (bp->common.int_block == INT_BLOCK_HC) |
2856 | reg_addr = (HC_REG_COMMAND_REG + port*32 + | |
2857 | COMMAND_REG_ATTN_BITS_SET); | |
2858 | else | |
2859 | reg_addr = (BAR_IGU_INTMEM + IGU_CMD_ATTN_BIT_SET_UPPER*8); | |
2860 | ||
2861 | DP(NETIF_MSG_HW, "about to mask 0x%08x at %s addr 0x%x\n", asserted, | |
2862 | (bp->common.int_block == INT_BLOCK_HC) ? "HC" : "IGU", reg_addr); | |
2863 | REG_WR(bp, reg_addr, asserted); | |
a2fbb9ea ET |
2864 | |
2865 | /* now set back the mask */ | |
a5e9a7cf | 2866 | if (asserted & ATTN_NIG_FOR_FUNC) { |
87942b46 | 2867 | REG_WR(bp, nig_int_mask_addr, nig_mask); |
a5e9a7cf EG |
2868 | bnx2x_release_phy_lock(bp); |
2869 | } | |
a2fbb9ea ET |
2870 | } |
2871 | ||
fd4ef40d EG |
2872 | static inline void bnx2x_fan_failure(struct bnx2x *bp) |
2873 | { | |
2874 | int port = BP_PORT(bp); | |
b7737c9b | 2875 | u32 ext_phy_config; |
fd4ef40d | 2876 | /* mark the failure */ |
b7737c9b YR |
2877 | ext_phy_config = |
2878 | SHMEM_RD(bp, | |
2879 | dev_info.port_hw_config[port].external_phy_config); | |
2880 | ||
2881 | ext_phy_config &= ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; | |
2882 | ext_phy_config |= PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE; | |
fd4ef40d | 2883 | SHMEM_WR(bp, dev_info.port_hw_config[port].external_phy_config, |
b7737c9b | 2884 | ext_phy_config); |
fd4ef40d EG |
2885 | |
2886 | /* log the failure */ | |
cdaa7cb8 VZ |
2887 | netdev_err(bp->dev, "Fan Failure on Network Controller has caused" |
2888 | " the driver to shutdown the card to prevent permanent" | |
2889 | " damage. Please contact OEM Support for assistance\n"); | |
fd4ef40d | 2890 | } |
ab6ad5a4 | 2891 | |
877e9aa4 | 2892 | static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) |
a2fbb9ea | 2893 | { |
34f80b04 | 2894 | int port = BP_PORT(bp); |
877e9aa4 | 2895 | int reg_offset; |
d90d96ba | 2896 | u32 val; |
877e9aa4 | 2897 | |
34f80b04 EG |
2898 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
2899 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
877e9aa4 | 2900 | |
34f80b04 | 2901 | if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) { |
877e9aa4 ET |
2902 | |
2903 | val = REG_RD(bp, reg_offset); | |
2904 | val &= ~AEU_INPUTS_ATTN_BITS_SPIO5; | |
2905 | REG_WR(bp, reg_offset, val); | |
2906 | ||
2907 | BNX2X_ERR("SPIO5 hw attention\n"); | |
2908 | ||
fd4ef40d | 2909 | /* Fan failure attention */ |
d90d96ba | 2910 | bnx2x_hw_reset_phy(&bp->link_params); |
fd4ef40d | 2911 | bnx2x_fan_failure(bp); |
877e9aa4 | 2912 | } |
34f80b04 | 2913 | |
589abe3a EG |
2914 | if (attn & (AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 | |
2915 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1)) { | |
2916 | bnx2x_acquire_phy_lock(bp); | |
2917 | bnx2x_handle_module_detect_int(&bp->link_params); | |
2918 | bnx2x_release_phy_lock(bp); | |
2919 | } | |
2920 | ||
34f80b04 EG |
2921 | if (attn & HW_INTERRUT_ASSERT_SET_0) { |
2922 | ||
2923 | val = REG_RD(bp, reg_offset); | |
2924 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_0); | |
2925 | REG_WR(bp, reg_offset, val); | |
2926 | ||
2927 | BNX2X_ERR("FATAL HW block attention set0 0x%x\n", | |
0fc5d009 | 2928 | (u32)(attn & HW_INTERRUT_ASSERT_SET_0)); |
34f80b04 EG |
2929 | bnx2x_panic(); |
2930 | } | |
877e9aa4 ET |
2931 | } |
2932 | ||
2933 | static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn) | |
2934 | { | |
2935 | u32 val; | |
2936 | ||
0626b899 | 2937 | if (attn & AEU_INPUTS_ATTN_BITS_DOORBELLQ_HW_INTERRUPT) { |
877e9aa4 ET |
2938 | |
2939 | val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR); | |
2940 | BNX2X_ERR("DB hw attention 0x%x\n", val); | |
2941 | /* DORQ discard attention */ | |
2942 | if (val & 0x2) | |
2943 | BNX2X_ERR("FATAL error from DORQ\n"); | |
2944 | } | |
34f80b04 EG |
2945 | |
2946 | if (attn & HW_INTERRUT_ASSERT_SET_1) { | |
2947 | ||
2948 | int port = BP_PORT(bp); | |
2949 | int reg_offset; | |
2950 | ||
2951 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 : | |
2952 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1); | |
2953 | ||
2954 | val = REG_RD(bp, reg_offset); | |
2955 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_1); | |
2956 | REG_WR(bp, reg_offset, val); | |
2957 | ||
2958 | BNX2X_ERR("FATAL HW block attention set1 0x%x\n", | |
0fc5d009 | 2959 | (u32)(attn & HW_INTERRUT_ASSERT_SET_1)); |
34f80b04 EG |
2960 | bnx2x_panic(); |
2961 | } | |
877e9aa4 ET |
2962 | } |
2963 | ||
2964 | static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn) | |
2965 | { | |
2966 | u32 val; | |
2967 | ||
2968 | if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) { | |
2969 | ||
2970 | val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR); | |
2971 | BNX2X_ERR("CFC hw attention 0x%x\n", val); | |
2972 | /* CFC error attention */ | |
2973 | if (val & 0x2) | |
2974 | BNX2X_ERR("FATAL error from CFC\n"); | |
2975 | } | |
2976 | ||
2977 | if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) { | |
2978 | ||
2979 | val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0); | |
2980 | BNX2X_ERR("PXP hw attention 0x%x\n", val); | |
2981 | /* RQ_USDMDP_FIFO_OVERFLOW */ | |
2982 | if (val & 0x18000) | |
2983 | BNX2X_ERR("FATAL error from PXP\n"); | |
f2e0899f DK |
2984 | if (CHIP_IS_E2(bp)) { |
2985 | val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_1); | |
2986 | BNX2X_ERR("PXP hw attention-1 0x%x\n", val); | |
2987 | } | |
877e9aa4 | 2988 | } |
34f80b04 EG |
2989 | |
2990 | if (attn & HW_INTERRUT_ASSERT_SET_2) { | |
2991 | ||
2992 | int port = BP_PORT(bp); | |
2993 | int reg_offset; | |
2994 | ||
2995 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 : | |
2996 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2); | |
2997 | ||
2998 | val = REG_RD(bp, reg_offset); | |
2999 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_2); | |
3000 | REG_WR(bp, reg_offset, val); | |
3001 | ||
3002 | BNX2X_ERR("FATAL HW block attention set2 0x%x\n", | |
0fc5d009 | 3003 | (u32)(attn & HW_INTERRUT_ASSERT_SET_2)); |
34f80b04 EG |
3004 | bnx2x_panic(); |
3005 | } | |
877e9aa4 ET |
3006 | } |
3007 | ||
3008 | static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn) | |
3009 | { | |
34f80b04 EG |
3010 | u32 val; |
3011 | ||
877e9aa4 ET |
3012 | if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) { |
3013 | ||
34f80b04 EG |
3014 | if (attn & BNX2X_PMF_LINK_ASSERT) { |
3015 | int func = BP_FUNC(bp); | |
3016 | ||
3017 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
f2e0899f DK |
3018 | bp->mf_config[BP_VN(bp)] = MF_CFG_RD(bp, |
3019 | func_mf_config[BP_ABS_FUNC(bp)].config); | |
3020 | val = SHMEM_RD(bp, | |
3021 | func_mb[BP_FW_MB_IDX(bp)].drv_status); | |
2691d51d EG |
3022 | if (val & DRV_STATUS_DCC_EVENT_MASK) |
3023 | bnx2x_dcc_event(bp, | |
3024 | (val & DRV_STATUS_DCC_EVENT_MASK)); | |
34f80b04 | 3025 | bnx2x__link_status_update(bp); |
2691d51d | 3026 | if ((bp->port.pmf == 0) && (val & DRV_STATUS_PMF)) |
34f80b04 EG |
3027 | bnx2x_pmf_update(bp); |
3028 | ||
3029 | } else if (attn & BNX2X_MC_ASSERT_BITS) { | |
877e9aa4 ET |
3030 | |
3031 | BNX2X_ERR("MC assert!\n"); | |
3032 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0); | |
3033 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0); | |
3034 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0); | |
3035 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0); | |
3036 | bnx2x_panic(); | |
3037 | ||
3038 | } else if (attn & BNX2X_MCP_ASSERT) { | |
3039 | ||
3040 | BNX2X_ERR("MCP assert!\n"); | |
3041 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0); | |
34f80b04 | 3042 | bnx2x_fw_dump(bp); |
877e9aa4 ET |
3043 | |
3044 | } else | |
3045 | BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn); | |
3046 | } | |
3047 | ||
3048 | if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) { | |
34f80b04 EG |
3049 | BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn); |
3050 | if (attn & BNX2X_GRC_TIMEOUT) { | |
f2e0899f DK |
3051 | val = CHIP_IS_E1(bp) ? 0 : |
3052 | REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN); | |
34f80b04 EG |
3053 | BNX2X_ERR("GRC time-out 0x%08x\n", val); |
3054 | } | |
3055 | if (attn & BNX2X_GRC_RSV) { | |
f2e0899f DK |
3056 | val = CHIP_IS_E1(bp) ? 0 : |
3057 | REG_RD(bp, MISC_REG_GRC_RSV_ATTN); | |
34f80b04 EG |
3058 | BNX2X_ERR("GRC reserved 0x%08x\n", val); |
3059 | } | |
877e9aa4 | 3060 | REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff); |
877e9aa4 ET |
3061 | } |
3062 | } | |
3063 | ||
72fd0718 VZ |
3064 | #define BNX2X_MISC_GEN_REG MISC_REG_GENERIC_POR_1 |
3065 | #define LOAD_COUNTER_BITS 16 /* Number of bits for load counter */ | |
3066 | #define LOAD_COUNTER_MASK (((u32)0x1 << LOAD_COUNTER_BITS) - 1) | |
3067 | #define RESET_DONE_FLAG_MASK (~LOAD_COUNTER_MASK) | |
3068 | #define RESET_DONE_FLAG_SHIFT LOAD_COUNTER_BITS | |
3069 | #define CHIP_PARITY_SUPPORTED(bp) (CHIP_IS_E1(bp) || CHIP_IS_E1H(bp)) | |
f85582f8 | 3070 | |
72fd0718 VZ |
3071 | /* |
3072 | * should be run under rtnl lock | |
3073 | */ | |
3074 | static inline void bnx2x_set_reset_done(struct bnx2x *bp) | |
3075 | { | |
3076 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3077 | val &= ~(1 << RESET_DONE_FLAG_SHIFT); | |
3078 | REG_WR(bp, BNX2X_MISC_GEN_REG, val); | |
3079 | barrier(); | |
3080 | mmiowb(); | |
3081 | } | |
3082 | ||
3083 | /* | |
3084 | * should be run under rtnl lock | |
3085 | */ | |
3086 | static inline void bnx2x_set_reset_in_progress(struct bnx2x *bp) | |
3087 | { | |
3088 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3089 | val |= (1 << 16); | |
3090 | REG_WR(bp, BNX2X_MISC_GEN_REG, val); | |
3091 | barrier(); | |
3092 | mmiowb(); | |
3093 | } | |
3094 | ||
3095 | /* | |
3096 | * should be run under rtnl lock | |
3097 | */ | |
9f6c9258 | 3098 | bool bnx2x_reset_is_done(struct bnx2x *bp) |
72fd0718 VZ |
3099 | { |
3100 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3101 | DP(NETIF_MSG_HW, "GEN_REG_VAL=0x%08x\n", val); | |
3102 | return (val & RESET_DONE_FLAG_MASK) ? false : true; | |
3103 | } | |
3104 | ||
3105 | /* | |
3106 | * should be run under rtnl lock | |
3107 | */ | |
9f6c9258 | 3108 | inline void bnx2x_inc_load_cnt(struct bnx2x *bp) |
72fd0718 VZ |
3109 | { |
3110 | u32 val1, val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3111 | ||
3112 | DP(NETIF_MSG_HW, "Old GEN_REG_VAL=0x%08x\n", val); | |
3113 | ||
3114 | val1 = ((val & LOAD_COUNTER_MASK) + 1) & LOAD_COUNTER_MASK; | |
3115 | REG_WR(bp, BNX2X_MISC_GEN_REG, (val & RESET_DONE_FLAG_MASK) | val1); | |
3116 | barrier(); | |
3117 | mmiowb(); | |
3118 | } | |
3119 | ||
3120 | /* | |
3121 | * should be run under rtnl lock | |
3122 | */ | |
9f6c9258 | 3123 | u32 bnx2x_dec_load_cnt(struct bnx2x *bp) |
72fd0718 VZ |
3124 | { |
3125 | u32 val1, val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3126 | ||
3127 | DP(NETIF_MSG_HW, "Old GEN_REG_VAL=0x%08x\n", val); | |
3128 | ||
3129 | val1 = ((val & LOAD_COUNTER_MASK) - 1) & LOAD_COUNTER_MASK; | |
3130 | REG_WR(bp, BNX2X_MISC_GEN_REG, (val & RESET_DONE_FLAG_MASK) | val1); | |
3131 | barrier(); | |
3132 | mmiowb(); | |
3133 | ||
3134 | return val1; | |
3135 | } | |
3136 | ||
3137 | /* | |
3138 | * should be run under rtnl lock | |
3139 | */ | |
3140 | static inline u32 bnx2x_get_load_cnt(struct bnx2x *bp) | |
3141 | { | |
3142 | return REG_RD(bp, BNX2X_MISC_GEN_REG) & LOAD_COUNTER_MASK; | |
3143 | } | |
3144 | ||
3145 | static inline void bnx2x_clear_load_cnt(struct bnx2x *bp) | |
3146 | { | |
3147 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3148 | REG_WR(bp, BNX2X_MISC_GEN_REG, val & (~LOAD_COUNTER_MASK)); | |
3149 | } | |
3150 | ||
3151 | static inline void _print_next_block(int idx, const char *blk) | |
3152 | { | |
3153 | if (idx) | |
3154 | pr_cont(", "); | |
3155 | pr_cont("%s", blk); | |
3156 | } | |
3157 | ||
3158 | static inline int bnx2x_print_blocks_with_parity0(u32 sig, int par_num) | |
3159 | { | |
3160 | int i = 0; | |
3161 | u32 cur_bit = 0; | |
3162 | for (i = 0; sig; i++) { | |
3163 | cur_bit = ((u32)0x1 << i); | |
3164 | if (sig & cur_bit) { | |
3165 | switch (cur_bit) { | |
3166 | case AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR: | |
3167 | _print_next_block(par_num++, "BRB"); | |
3168 | break; | |
3169 | case AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR: | |
3170 | _print_next_block(par_num++, "PARSER"); | |
3171 | break; | |
3172 | case AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR: | |
3173 | _print_next_block(par_num++, "TSDM"); | |
3174 | break; | |
3175 | case AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR: | |
3176 | _print_next_block(par_num++, "SEARCHER"); | |
3177 | break; | |
3178 | case AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR: | |
3179 | _print_next_block(par_num++, "TSEMI"); | |
3180 | break; | |
3181 | } | |
3182 | ||
3183 | /* Clear the bit */ | |
3184 | sig &= ~cur_bit; | |
3185 | } | |
3186 | } | |
3187 | ||
3188 | return par_num; | |
3189 | } | |
3190 | ||
3191 | static inline int bnx2x_print_blocks_with_parity1(u32 sig, int par_num) | |
3192 | { | |
3193 | int i = 0; | |
3194 | u32 cur_bit = 0; | |
3195 | for (i = 0; sig; i++) { | |
3196 | cur_bit = ((u32)0x1 << i); | |
3197 | if (sig & cur_bit) { | |
3198 | switch (cur_bit) { | |
3199 | case AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR: | |
3200 | _print_next_block(par_num++, "PBCLIENT"); | |
3201 | break; | |
3202 | case AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR: | |
3203 | _print_next_block(par_num++, "QM"); | |
3204 | break; | |
3205 | case AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR: | |
3206 | _print_next_block(par_num++, "XSDM"); | |
3207 | break; | |
3208 | case AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR: | |
3209 | _print_next_block(par_num++, "XSEMI"); | |
3210 | break; | |
3211 | case AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR: | |
3212 | _print_next_block(par_num++, "DOORBELLQ"); | |
3213 | break; | |
3214 | case AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR: | |
3215 | _print_next_block(par_num++, "VAUX PCI CORE"); | |
3216 | break; | |
3217 | case AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR: | |
3218 | _print_next_block(par_num++, "DEBUG"); | |
3219 | break; | |
3220 | case AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR: | |
3221 | _print_next_block(par_num++, "USDM"); | |
3222 | break; | |
3223 | case AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR: | |
3224 | _print_next_block(par_num++, "USEMI"); | |
3225 | break; | |
3226 | case AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR: | |
3227 | _print_next_block(par_num++, "UPB"); | |
3228 | break; | |
3229 | case AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR: | |
3230 | _print_next_block(par_num++, "CSDM"); | |
3231 | break; | |
3232 | } | |
3233 | ||
3234 | /* Clear the bit */ | |
3235 | sig &= ~cur_bit; | |
3236 | } | |
3237 | } | |
3238 | ||
3239 | return par_num; | |
3240 | } | |
3241 | ||
3242 | static inline int bnx2x_print_blocks_with_parity2(u32 sig, int par_num) | |
3243 | { | |
3244 | int i = 0; | |
3245 | u32 cur_bit = 0; | |
3246 | for (i = 0; sig; i++) { | |
3247 | cur_bit = ((u32)0x1 << i); | |
3248 | if (sig & cur_bit) { | |
3249 | switch (cur_bit) { | |
3250 | case AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR: | |
3251 | _print_next_block(par_num++, "CSEMI"); | |
3252 | break; | |
3253 | case AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR: | |
3254 | _print_next_block(par_num++, "PXP"); | |
3255 | break; | |
3256 | case AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR: | |
3257 | _print_next_block(par_num++, | |
3258 | "PXPPCICLOCKCLIENT"); | |
3259 | break; | |
3260 | case AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR: | |
3261 | _print_next_block(par_num++, "CFC"); | |
3262 | break; | |
3263 | case AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR: | |
3264 | _print_next_block(par_num++, "CDU"); | |
3265 | break; | |
3266 | case AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR: | |
3267 | _print_next_block(par_num++, "IGU"); | |
3268 | break; | |
3269 | case AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR: | |
3270 | _print_next_block(par_num++, "MISC"); | |
3271 | break; | |
3272 | } | |
3273 | ||
3274 | /* Clear the bit */ | |
3275 | sig &= ~cur_bit; | |
3276 | } | |
3277 | } | |
3278 | ||
3279 | return par_num; | |
3280 | } | |
3281 | ||
3282 | static inline int bnx2x_print_blocks_with_parity3(u32 sig, int par_num) | |
3283 | { | |
3284 | int i = 0; | |
3285 | u32 cur_bit = 0; | |
3286 | for (i = 0; sig; i++) { | |
3287 | cur_bit = ((u32)0x1 << i); | |
3288 | if (sig & cur_bit) { | |
3289 | switch (cur_bit) { | |
3290 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY: | |
3291 | _print_next_block(par_num++, "MCP ROM"); | |
3292 | break; | |
3293 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY: | |
3294 | _print_next_block(par_num++, "MCP UMP RX"); | |
3295 | break; | |
3296 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY: | |
3297 | _print_next_block(par_num++, "MCP UMP TX"); | |
3298 | break; | |
3299 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY: | |
3300 | _print_next_block(par_num++, "MCP SCPAD"); | |
3301 | break; | |
3302 | } | |
3303 | ||
3304 | /* Clear the bit */ | |
3305 | sig &= ~cur_bit; | |
3306 | } | |
3307 | } | |
3308 | ||
3309 | return par_num; | |
3310 | } | |
3311 | ||
3312 | static inline bool bnx2x_parity_attn(struct bnx2x *bp, u32 sig0, u32 sig1, | |
3313 | u32 sig2, u32 sig3) | |
3314 | { | |
3315 | if ((sig0 & HW_PRTY_ASSERT_SET_0) || (sig1 & HW_PRTY_ASSERT_SET_1) || | |
3316 | (sig2 & HW_PRTY_ASSERT_SET_2) || (sig3 & HW_PRTY_ASSERT_SET_3)) { | |
3317 | int par_num = 0; | |
3318 | DP(NETIF_MSG_HW, "Was parity error: HW block parity attention: " | |
3319 | "[0]:0x%08x [1]:0x%08x " | |
3320 | "[2]:0x%08x [3]:0x%08x\n", | |
3321 | sig0 & HW_PRTY_ASSERT_SET_0, | |
3322 | sig1 & HW_PRTY_ASSERT_SET_1, | |
3323 | sig2 & HW_PRTY_ASSERT_SET_2, | |
3324 | sig3 & HW_PRTY_ASSERT_SET_3); | |
3325 | printk(KERN_ERR"%s: Parity errors detected in blocks: ", | |
3326 | bp->dev->name); | |
3327 | par_num = bnx2x_print_blocks_with_parity0( | |
3328 | sig0 & HW_PRTY_ASSERT_SET_0, par_num); | |
3329 | par_num = bnx2x_print_blocks_with_parity1( | |
3330 | sig1 & HW_PRTY_ASSERT_SET_1, par_num); | |
3331 | par_num = bnx2x_print_blocks_with_parity2( | |
3332 | sig2 & HW_PRTY_ASSERT_SET_2, par_num); | |
3333 | par_num = bnx2x_print_blocks_with_parity3( | |
3334 | sig3 & HW_PRTY_ASSERT_SET_3, par_num); | |
3335 | printk("\n"); | |
3336 | return true; | |
3337 | } else | |
3338 | return false; | |
3339 | } | |
3340 | ||
9f6c9258 | 3341 | bool bnx2x_chk_parity_attn(struct bnx2x *bp) |
877e9aa4 | 3342 | { |
a2fbb9ea | 3343 | struct attn_route attn; |
72fd0718 VZ |
3344 | int port = BP_PORT(bp); |
3345 | ||
3346 | attn.sig[0] = REG_RD(bp, | |
3347 | MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + | |
3348 | port*4); | |
3349 | attn.sig[1] = REG_RD(bp, | |
3350 | MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + | |
3351 | port*4); | |
3352 | attn.sig[2] = REG_RD(bp, | |
3353 | MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + | |
3354 | port*4); | |
3355 | attn.sig[3] = REG_RD(bp, | |
3356 | MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + | |
3357 | port*4); | |
3358 | ||
3359 | return bnx2x_parity_attn(bp, attn.sig[0], attn.sig[1], attn.sig[2], | |
3360 | attn.sig[3]); | |
3361 | } | |
3362 | ||
f2e0899f DK |
3363 | |
3364 | static inline void bnx2x_attn_int_deasserted4(struct bnx2x *bp, u32 attn) | |
3365 | { | |
3366 | u32 val; | |
3367 | if (attn & AEU_INPUTS_ATTN_BITS_PGLUE_HW_INTERRUPT) { | |
3368 | ||
3369 | val = REG_RD(bp, PGLUE_B_REG_PGLUE_B_INT_STS_CLR); | |
3370 | BNX2X_ERR("PGLUE hw attention 0x%x\n", val); | |
3371 | if (val & PGLUE_B_PGLUE_B_INT_STS_REG_ADDRESS_ERROR) | |
3372 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3373 | "ADDRESS_ERROR\n"); | |
3374 | if (val & PGLUE_B_PGLUE_B_INT_STS_REG_INCORRECT_RCV_BEHAVIOR) | |
3375 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3376 | "INCORRECT_RCV_BEHAVIOR\n"); | |
3377 | if (val & PGLUE_B_PGLUE_B_INT_STS_REG_WAS_ERROR_ATTN) | |
3378 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3379 | "WAS_ERROR_ATTN\n"); | |
3380 | if (val & PGLUE_B_PGLUE_B_INT_STS_REG_VF_LENGTH_VIOLATION_ATTN) | |
3381 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3382 | "VF_LENGTH_VIOLATION_ATTN\n"); | |
3383 | if (val & | |
3384 | PGLUE_B_PGLUE_B_INT_STS_REG_VF_GRC_SPACE_VIOLATION_ATTN) | |
3385 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3386 | "VF_GRC_SPACE_VIOLATION_ATTN\n"); | |
3387 | if (val & | |
3388 | PGLUE_B_PGLUE_B_INT_STS_REG_VF_MSIX_BAR_VIOLATION_ATTN) | |
3389 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3390 | "VF_MSIX_BAR_VIOLATION_ATTN\n"); | |
3391 | if (val & PGLUE_B_PGLUE_B_INT_STS_REG_TCPL_ERROR_ATTN) | |
3392 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3393 | "TCPL_ERROR_ATTN\n"); | |
3394 | if (val & PGLUE_B_PGLUE_B_INT_STS_REG_TCPL_IN_TWO_RCBS_ATTN) | |
3395 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3396 | "TCPL_IN_TWO_RCBS_ATTN\n"); | |
3397 | if (val & PGLUE_B_PGLUE_B_INT_STS_REG_CSSNOOP_FIFO_OVERFLOW) | |
3398 | BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_" | |
3399 | "CSSNOOP_FIFO_OVERFLOW\n"); | |
3400 | } | |
3401 | if (attn & AEU_INPUTS_ATTN_BITS_ATC_HW_INTERRUPT) { | |
3402 | val = REG_RD(bp, ATC_REG_ATC_INT_STS_CLR); | |
3403 | BNX2X_ERR("ATC hw attention 0x%x\n", val); | |
3404 | if (val & ATC_ATC_INT_STS_REG_ADDRESS_ERROR) | |
3405 | BNX2X_ERR("ATC_ATC_INT_STS_REG_ADDRESS_ERROR\n"); | |
3406 | if (val & ATC_ATC_INT_STS_REG_ATC_TCPL_TO_NOT_PEND) | |
3407 | BNX2X_ERR("ATC_ATC_INT_STS_REG" | |
3408 | "_ATC_TCPL_TO_NOT_PEND\n"); | |
3409 | if (val & ATC_ATC_INT_STS_REG_ATC_GPA_MULTIPLE_HITS) | |
3410 | BNX2X_ERR("ATC_ATC_INT_STS_REG_" | |
3411 | "ATC_GPA_MULTIPLE_HITS\n"); | |
3412 | if (val & ATC_ATC_INT_STS_REG_ATC_RCPL_TO_EMPTY_CNT) | |
3413 | BNX2X_ERR("ATC_ATC_INT_STS_REG_" | |
3414 | "ATC_RCPL_TO_EMPTY_CNT\n"); | |
3415 | if (val & ATC_ATC_INT_STS_REG_ATC_TCPL_ERROR) | |
3416 | BNX2X_ERR("ATC_ATC_INT_STS_REG_ATC_TCPL_ERROR\n"); | |
3417 | if (val & ATC_ATC_INT_STS_REG_ATC_IREQ_LESS_THAN_STU) | |
3418 | BNX2X_ERR("ATC_ATC_INT_STS_REG_" | |
3419 | "ATC_IREQ_LESS_THAN_STU\n"); | |
3420 | } | |
3421 | ||
3422 | if (attn & (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR | | |
3423 | AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)) { | |
3424 | BNX2X_ERR("FATAL parity attention set4 0x%x\n", | |
3425 | (u32)(attn & (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR | | |
3426 | AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR))); | |
3427 | } | |
3428 | ||
3429 | } | |
3430 | ||
72fd0718 VZ |
3431 | static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted) |
3432 | { | |
3433 | struct attn_route attn, *group_mask; | |
34f80b04 | 3434 | int port = BP_PORT(bp); |
877e9aa4 | 3435 | int index; |
a2fbb9ea ET |
3436 | u32 reg_addr; |
3437 | u32 val; | |
3fcaf2e5 | 3438 | u32 aeu_mask; |
a2fbb9ea ET |
3439 | |
3440 | /* need to take HW lock because MCP or other port might also | |
3441 | try to handle this event */ | |
4a37fb66 | 3442 | bnx2x_acquire_alr(bp); |
a2fbb9ea | 3443 | |
72fd0718 VZ |
3444 | if (bnx2x_chk_parity_attn(bp)) { |
3445 | bp->recovery_state = BNX2X_RECOVERY_INIT; | |
3446 | bnx2x_set_reset_in_progress(bp); | |
3447 | schedule_delayed_work(&bp->reset_task, 0); | |
3448 | /* Disable HW interrupts */ | |
3449 | bnx2x_int_disable(bp); | |
3450 | bnx2x_release_alr(bp); | |
3451 | /* In case of parity errors don't handle attentions so that | |
3452 | * other function would "see" parity errors. | |
3453 | */ | |
3454 | return; | |
3455 | } | |
3456 | ||
a2fbb9ea ET |
3457 | attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4); |
3458 | attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4); | |
3459 | attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4); | |
3460 | attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4); | |
f2e0899f DK |
3461 | if (CHIP_IS_E2(bp)) |
3462 | attn.sig[4] = | |
3463 | REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_5_FUNC_0 + port*4); | |
3464 | else | |
3465 | attn.sig[4] = 0; | |
3466 | ||
3467 | DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x %08x\n", | |
3468 | attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3], attn.sig[4]); | |
a2fbb9ea ET |
3469 | |
3470 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { | |
3471 | if (deasserted & (1 << index)) { | |
72fd0718 | 3472 | group_mask = &bp->attn_group[index]; |
a2fbb9ea | 3473 | |
f2e0899f DK |
3474 | DP(NETIF_MSG_HW, "group[%d]: %08x %08x " |
3475 | "%08x %08x %08x\n", | |
3476 | index, | |
3477 | group_mask->sig[0], group_mask->sig[1], | |
3478 | group_mask->sig[2], group_mask->sig[3], | |
3479 | group_mask->sig[4]); | |
a2fbb9ea | 3480 | |
f2e0899f DK |
3481 | bnx2x_attn_int_deasserted4(bp, |
3482 | attn.sig[4] & group_mask->sig[4]); | |
877e9aa4 | 3483 | bnx2x_attn_int_deasserted3(bp, |
72fd0718 | 3484 | attn.sig[3] & group_mask->sig[3]); |
877e9aa4 | 3485 | bnx2x_attn_int_deasserted1(bp, |
72fd0718 | 3486 | attn.sig[1] & group_mask->sig[1]); |
877e9aa4 | 3487 | bnx2x_attn_int_deasserted2(bp, |
72fd0718 | 3488 | attn.sig[2] & group_mask->sig[2]); |
877e9aa4 | 3489 | bnx2x_attn_int_deasserted0(bp, |
72fd0718 | 3490 | attn.sig[0] & group_mask->sig[0]); |
a2fbb9ea ET |
3491 | } |
3492 | } | |
3493 | ||
4a37fb66 | 3494 | bnx2x_release_alr(bp); |
a2fbb9ea | 3495 | |
f2e0899f DK |
3496 | if (bp->common.int_block == INT_BLOCK_HC) |
3497 | reg_addr = (HC_REG_COMMAND_REG + port*32 + | |
3498 | COMMAND_REG_ATTN_BITS_CLR); | |
3499 | else | |
3500 | reg_addr = (BAR_IGU_INTMEM + IGU_CMD_ATTN_BIT_CLR_UPPER*8); | |
a2fbb9ea ET |
3501 | |
3502 | val = ~deasserted; | |
f2e0899f DK |
3503 | DP(NETIF_MSG_HW, "about to mask 0x%08x at %s addr 0x%x\n", val, |
3504 | (bp->common.int_block == INT_BLOCK_HC) ? "HC" : "IGU", reg_addr); | |
5c862848 | 3505 | REG_WR(bp, reg_addr, val); |
a2fbb9ea | 3506 | |
a2fbb9ea | 3507 | if (~bp->attn_state & deasserted) |
3fcaf2e5 | 3508 | BNX2X_ERR("IGU ERROR\n"); |
a2fbb9ea ET |
3509 | |
3510 | reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
3511 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
3512 | ||
3fcaf2e5 EG |
3513 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
3514 | aeu_mask = REG_RD(bp, reg_addr); | |
3515 | ||
3516 | DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n", | |
3517 | aeu_mask, deasserted); | |
72fd0718 | 3518 | aeu_mask |= (deasserted & 0x3ff); |
3fcaf2e5 | 3519 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); |
a2fbb9ea | 3520 | |
3fcaf2e5 EG |
3521 | REG_WR(bp, reg_addr, aeu_mask); |
3522 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea ET |
3523 | |
3524 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); | |
3525 | bp->attn_state &= ~deasserted; | |
3526 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); | |
3527 | } | |
3528 | ||
3529 | static void bnx2x_attn_int(struct bnx2x *bp) | |
3530 | { | |
3531 | /* read local copy of bits */ | |
68d59484 EG |
3532 | u32 attn_bits = le32_to_cpu(bp->def_status_blk->atten_status_block. |
3533 | attn_bits); | |
3534 | u32 attn_ack = le32_to_cpu(bp->def_status_blk->atten_status_block. | |
3535 | attn_bits_ack); | |
a2fbb9ea ET |
3536 | u32 attn_state = bp->attn_state; |
3537 | ||
3538 | /* look for changed bits */ | |
3539 | u32 asserted = attn_bits & ~attn_ack & ~attn_state; | |
3540 | u32 deasserted = ~attn_bits & attn_ack & attn_state; | |
3541 | ||
3542 | DP(NETIF_MSG_HW, | |
3543 | "attn_bits %x attn_ack %x asserted %x deasserted %x\n", | |
3544 | attn_bits, attn_ack, asserted, deasserted); | |
3545 | ||
3546 | if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state)) | |
34f80b04 | 3547 | BNX2X_ERR("BAD attention state\n"); |
a2fbb9ea ET |
3548 | |
3549 | /* handle bits that were raised */ | |
3550 | if (asserted) | |
3551 | bnx2x_attn_int_asserted(bp, asserted); | |
3552 | ||
3553 | if (deasserted) | |
3554 | bnx2x_attn_int_deasserted(bp, deasserted); | |
3555 | } | |
3556 | ||
523224a3 DK |
3557 | static inline void bnx2x_update_eq_prod(struct bnx2x *bp, u16 prod) |
3558 | { | |
3559 | /* No memory barriers */ | |
3560 | storm_memset_eq_prod(bp, prod, BP_FUNC(bp)); | |
3561 | mmiowb(); /* keep prod updates ordered */ | |
3562 | } | |
3563 | ||
3564 | #ifdef BCM_CNIC | |
3565 | static int bnx2x_cnic_handle_cfc_del(struct bnx2x *bp, u32 cid, | |
3566 | union event_ring_elem *elem) | |
3567 | { | |
3568 | if (!bp->cnic_eth_dev.starting_cid || | |
3569 | cid < bp->cnic_eth_dev.starting_cid) | |
3570 | return 1; | |
3571 | ||
3572 | DP(BNX2X_MSG_SP, "got delete ramrod for CNIC CID %d\n", cid); | |
3573 | ||
3574 | if (unlikely(elem->message.data.cfc_del_event.error)) { | |
3575 | BNX2X_ERR("got delete ramrod for CNIC CID %d with error!\n", | |
3576 | cid); | |
3577 | bnx2x_panic_dump(bp); | |
3578 | } | |
3579 | bnx2x_cnic_cfc_comp(bp, cid); | |
3580 | return 0; | |
3581 | } | |
3582 | #endif | |
3583 | ||
3584 | static void bnx2x_eq_int(struct bnx2x *bp) | |
3585 | { | |
3586 | u16 hw_cons, sw_cons, sw_prod; | |
3587 | union event_ring_elem *elem; | |
3588 | u32 cid; | |
3589 | u8 opcode; | |
3590 | int spqe_cnt = 0; | |
3591 | ||
3592 | hw_cons = le16_to_cpu(*bp->eq_cons_sb); | |
3593 | ||
3594 | /* The hw_cos range is 1-255, 257 - the sw_cons range is 0-254, 256. | |
3595 | * when we get the the next-page we nned to adjust so the loop | |
3596 | * condition below will be met. The next element is the size of a | |
3597 | * regular element and hence incrementing by 1 | |
3598 | */ | |
3599 | if ((hw_cons & EQ_DESC_MAX_PAGE) == EQ_DESC_MAX_PAGE) | |
3600 | hw_cons++; | |
3601 | ||
3602 | /* This function may never run in parralel with itself for a | |
3603 | * specific bp, thus there is no need in "paired" read memory | |
3604 | * barrier here. | |
3605 | */ | |
3606 | sw_cons = bp->eq_cons; | |
3607 | sw_prod = bp->eq_prod; | |
3608 | ||
3609 | DP(BNX2X_MSG_SP, "EQ: hw_cons %u sw_cons %u bp->spq_left %u\n", | |
8fe23fbd | 3610 | hw_cons, sw_cons, atomic_read(&bp->spq_left)); |
523224a3 DK |
3611 | |
3612 | for (; sw_cons != hw_cons; | |
3613 | sw_prod = NEXT_EQ_IDX(sw_prod), sw_cons = NEXT_EQ_IDX(sw_cons)) { | |
3614 | ||
3615 | ||
3616 | elem = &bp->eq_ring[EQ_DESC(sw_cons)]; | |
3617 | ||
3618 | cid = SW_CID(elem->message.data.cfc_del_event.cid); | |
3619 | opcode = elem->message.opcode; | |
3620 | ||
3621 | ||
3622 | /* handle eq element */ | |
3623 | switch (opcode) { | |
3624 | case EVENT_RING_OPCODE_STAT_QUERY: | |
3625 | DP(NETIF_MSG_TIMER, "got statistics comp event\n"); | |
3626 | /* nothing to do with stats comp */ | |
3627 | continue; | |
3628 | ||
3629 | case EVENT_RING_OPCODE_CFC_DEL: | |
3630 | /* handle according to cid range */ | |
3631 | /* | |
3632 | * we may want to verify here that the bp state is | |
3633 | * HALTING | |
3634 | */ | |
3635 | DP(NETIF_MSG_IFDOWN, | |
3636 | "got delete ramrod for MULTI[%d]\n", cid); | |
3637 | #ifdef BCM_CNIC | |
3638 | if (!bnx2x_cnic_handle_cfc_del(bp, cid, elem)) | |
3639 | goto next_spqe; | |
3640 | #endif | |
3641 | bnx2x_fp(bp, cid, state) = | |
3642 | BNX2X_FP_STATE_CLOSED; | |
3643 | ||
3644 | goto next_spqe; | |
3645 | } | |
3646 | ||
3647 | switch (opcode | bp->state) { | |
3648 | case (EVENT_RING_OPCODE_FUNCTION_START | | |
3649 | BNX2X_STATE_OPENING_WAIT4_PORT): | |
3650 | DP(NETIF_MSG_IFUP, "got setup ramrod\n"); | |
3651 | bp->state = BNX2X_STATE_FUNC_STARTED; | |
3652 | break; | |
3653 | ||
3654 | case (EVENT_RING_OPCODE_FUNCTION_STOP | | |
3655 | BNX2X_STATE_CLOSING_WAIT4_HALT): | |
3656 | DP(NETIF_MSG_IFDOWN, "got halt ramrod\n"); | |
3657 | bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD; | |
3658 | break; | |
3659 | ||
3660 | case (EVENT_RING_OPCODE_SET_MAC | BNX2X_STATE_OPEN): | |
3661 | case (EVENT_RING_OPCODE_SET_MAC | BNX2X_STATE_DIAG): | |
3662 | DP(NETIF_MSG_IFUP, "got set mac ramrod\n"); | |
3663 | bp->set_mac_pending = 0; | |
3664 | break; | |
3665 | ||
3666 | case (EVENT_RING_OPCODE_SET_MAC | | |
3667 | BNX2X_STATE_CLOSING_WAIT4_HALT): | |
3668 | DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n"); | |
3669 | bp->set_mac_pending = 0; | |
3670 | break; | |
3671 | default: | |
3672 | /* unknown event log error and continue */ | |
3673 | BNX2X_ERR("Unknown EQ event %d\n", | |
3674 | elem->message.opcode); | |
3675 | } | |
3676 | next_spqe: | |
3677 | spqe_cnt++; | |
3678 | } /* for */ | |
3679 | ||
8fe23fbd DK |
3680 | smp_mb__before_atomic_inc(); |
3681 | atomic_add(spqe_cnt, &bp->spq_left); | |
523224a3 DK |
3682 | |
3683 | bp->eq_cons = sw_cons; | |
3684 | bp->eq_prod = sw_prod; | |
3685 | /* Make sure that above mem writes were issued towards the memory */ | |
3686 | smp_wmb(); | |
3687 | ||
3688 | /* update producer */ | |
3689 | bnx2x_update_eq_prod(bp, bp->eq_prod); | |
3690 | } | |
3691 | ||
a2fbb9ea ET |
3692 | static void bnx2x_sp_task(struct work_struct *work) |
3693 | { | |
1cf167f2 | 3694 | struct bnx2x *bp = container_of(work, struct bnx2x, sp_task.work); |
a2fbb9ea ET |
3695 | u16 status; |
3696 | ||
3697 | /* Return here if interrupt is disabled */ | |
3698 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 3699 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
3700 | return; |
3701 | } | |
3702 | ||
3703 | status = bnx2x_update_dsb_idx(bp); | |
34f80b04 EG |
3704 | /* if (status == 0) */ |
3705 | /* BNX2X_ERR("spurious slowpath interrupt!\n"); */ | |
a2fbb9ea | 3706 | |
cdaa7cb8 | 3707 | DP(NETIF_MSG_INTR, "got a slowpath interrupt (status 0x%x)\n", status); |
a2fbb9ea | 3708 | |
877e9aa4 | 3709 | /* HW attentions */ |
523224a3 | 3710 | if (status & BNX2X_DEF_SB_ATT_IDX) { |
a2fbb9ea | 3711 | bnx2x_attn_int(bp); |
523224a3 | 3712 | status &= ~BNX2X_DEF_SB_ATT_IDX; |
cdaa7cb8 VZ |
3713 | } |
3714 | ||
523224a3 DK |
3715 | /* SP events: STAT_QUERY and others */ |
3716 | if (status & BNX2X_DEF_SB_IDX) { | |
3717 | ||
3718 | /* Handle EQ completions */ | |
3719 | bnx2x_eq_int(bp); | |
3720 | ||
3721 | bnx2x_ack_sb(bp, bp->igu_dsb_id, USTORM_ID, | |
3722 | le16_to_cpu(bp->def_idx), IGU_INT_NOP, 1); | |
3723 | ||
3724 | status &= ~BNX2X_DEF_SB_IDX; | |
cdaa7cb8 VZ |
3725 | } |
3726 | ||
3727 | if (unlikely(status)) | |
3728 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status 0x%x)\n", | |
3729 | status); | |
a2fbb9ea | 3730 | |
523224a3 DK |
3731 | bnx2x_ack_sb(bp, bp->igu_dsb_id, ATTENTION_ID, |
3732 | le16_to_cpu(bp->def_att_idx), IGU_INT_ENABLE, 1); | |
a2fbb9ea ET |
3733 | } |
3734 | ||
9f6c9258 | 3735 | irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance) |
a2fbb9ea ET |
3736 | { |
3737 | struct net_device *dev = dev_instance; | |
3738 | struct bnx2x *bp = netdev_priv(dev); | |
3739 | ||
3740 | /* Return here if interrupt is disabled */ | |
3741 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 3742 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
3743 | return IRQ_HANDLED; |
3744 | } | |
3745 | ||
523224a3 DK |
3746 | bnx2x_ack_sb(bp, bp->igu_dsb_id, USTORM_ID, 0, |
3747 | IGU_INT_DISABLE, 0); | |
a2fbb9ea ET |
3748 | |
3749 | #ifdef BNX2X_STOP_ON_ERROR | |
3750 | if (unlikely(bp->panic)) | |
3751 | return IRQ_HANDLED; | |
3752 | #endif | |
3753 | ||
993ac7b5 MC |
3754 | #ifdef BCM_CNIC |
3755 | { | |
3756 | struct cnic_ops *c_ops; | |
3757 | ||
3758 | rcu_read_lock(); | |
3759 | c_ops = rcu_dereference(bp->cnic_ops); | |
3760 | if (c_ops) | |
3761 | c_ops->cnic_handler(bp->cnic_data, NULL); | |
3762 | rcu_read_unlock(); | |
3763 | } | |
3764 | #endif | |
1cf167f2 | 3765 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
3766 | |
3767 | return IRQ_HANDLED; | |
3768 | } | |
3769 | ||
3770 | /* end of slow path */ | |
3771 | ||
a2fbb9ea ET |
3772 | static void bnx2x_timer(unsigned long data) |
3773 | { | |
3774 | struct bnx2x *bp = (struct bnx2x *) data; | |
3775 | ||
3776 | if (!netif_running(bp->dev)) | |
3777 | return; | |
3778 | ||
3779 | if (atomic_read(&bp->intr_sem) != 0) | |
f1410647 | 3780 | goto timer_restart; |
a2fbb9ea ET |
3781 | |
3782 | if (poll) { | |
3783 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
3784 | int rc; | |
3785 | ||
7961f791 | 3786 | bnx2x_tx_int(fp); |
a2fbb9ea ET |
3787 | rc = bnx2x_rx_int(fp, 1000); |
3788 | } | |
3789 | ||
34f80b04 | 3790 | if (!BP_NOMCP(bp)) { |
f2e0899f | 3791 | int mb_idx = BP_FW_MB_IDX(bp); |
a2fbb9ea ET |
3792 | u32 drv_pulse; |
3793 | u32 mcp_pulse; | |
3794 | ||
3795 | ++bp->fw_drv_pulse_wr_seq; | |
3796 | bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK; | |
3797 | /* TBD - add SYSTEM_TIME */ | |
3798 | drv_pulse = bp->fw_drv_pulse_wr_seq; | |
f2e0899f | 3799 | SHMEM_WR(bp, func_mb[mb_idx].drv_pulse_mb, drv_pulse); |
a2fbb9ea | 3800 | |
f2e0899f | 3801 | mcp_pulse = (SHMEM_RD(bp, func_mb[mb_idx].mcp_pulse_mb) & |
a2fbb9ea ET |
3802 | MCP_PULSE_SEQ_MASK); |
3803 | /* The delta between driver pulse and mcp response | |
3804 | * should be 1 (before mcp response) or 0 (after mcp response) | |
3805 | */ | |
3806 | if ((drv_pulse != mcp_pulse) && | |
3807 | (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) { | |
3808 | /* someone lost a heartbeat... */ | |
3809 | BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n", | |
3810 | drv_pulse, mcp_pulse); | |
3811 | } | |
3812 | } | |
3813 | ||
f34d28ea | 3814 | if (bp->state == BNX2X_STATE_OPEN) |
bb2a0f7a | 3815 | bnx2x_stats_handle(bp, STATS_EVENT_UPDATE); |
a2fbb9ea | 3816 | |
f1410647 | 3817 | timer_restart: |
a2fbb9ea ET |
3818 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
3819 | } | |
3820 | ||
3821 | /* end of Statistics */ | |
3822 | ||
3823 | /* nic init */ | |
3824 | ||
3825 | /* | |
3826 | * nic init service functions | |
3827 | */ | |
3828 | ||
523224a3 | 3829 | static inline void bnx2x_fill(struct bnx2x *bp, u32 addr, int fill, u32 len) |
a2fbb9ea | 3830 | { |
523224a3 DK |
3831 | u32 i; |
3832 | if (!(len%4) && !(addr%4)) | |
3833 | for (i = 0; i < len; i += 4) | |
3834 | REG_WR(bp, addr + i, fill); | |
3835 | else | |
3836 | for (i = 0; i < len; i++) | |
3837 | REG_WR8(bp, addr + i, fill); | |
34f80b04 | 3838 | |
34f80b04 EG |
3839 | } |
3840 | ||
523224a3 DK |
3841 | /* helper: writes FP SP data to FW - data_size in dwords */ |
3842 | static inline void bnx2x_wr_fp_sb_data(struct bnx2x *bp, | |
3843 | int fw_sb_id, | |
3844 | u32 *sb_data_p, | |
3845 | u32 data_size) | |
34f80b04 | 3846 | { |
a2fbb9ea | 3847 | int index; |
523224a3 DK |
3848 | for (index = 0; index < data_size; index++) |
3849 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
3850 | CSTORM_STATUS_BLOCK_DATA_OFFSET(fw_sb_id) + | |
3851 | sizeof(u32)*index, | |
3852 | *(sb_data_p + index)); | |
3853 | } | |
a2fbb9ea | 3854 | |
523224a3 DK |
3855 | static inline void bnx2x_zero_fp_sb(struct bnx2x *bp, int fw_sb_id) |
3856 | { | |
3857 | u32 *sb_data_p; | |
3858 | u32 data_size = 0; | |
f2e0899f | 3859 | struct hc_status_block_data_e2 sb_data_e2; |
523224a3 | 3860 | struct hc_status_block_data_e1x sb_data_e1x; |
a2fbb9ea | 3861 | |
523224a3 | 3862 | /* disable the function first */ |
f2e0899f DK |
3863 | if (CHIP_IS_E2(bp)) { |
3864 | memset(&sb_data_e2, 0, sizeof(struct hc_status_block_data_e2)); | |
3865 | sb_data_e2.common.p_func.pf_id = HC_FUNCTION_DISABLED; | |
3866 | sb_data_e2.common.p_func.vf_id = HC_FUNCTION_DISABLED; | |
3867 | sb_data_e2.common.p_func.vf_valid = false; | |
3868 | sb_data_p = (u32 *)&sb_data_e2; | |
3869 | data_size = sizeof(struct hc_status_block_data_e2)/sizeof(u32); | |
3870 | } else { | |
3871 | memset(&sb_data_e1x, 0, | |
3872 | sizeof(struct hc_status_block_data_e1x)); | |
3873 | sb_data_e1x.common.p_func.pf_id = HC_FUNCTION_DISABLED; | |
3874 | sb_data_e1x.common.p_func.vf_id = HC_FUNCTION_DISABLED; | |
3875 | sb_data_e1x.common.p_func.vf_valid = false; | |
3876 | sb_data_p = (u32 *)&sb_data_e1x; | |
3877 | data_size = sizeof(struct hc_status_block_data_e1x)/sizeof(u32); | |
3878 | } | |
523224a3 | 3879 | bnx2x_wr_fp_sb_data(bp, fw_sb_id, sb_data_p, data_size); |
a2fbb9ea | 3880 | |
523224a3 DK |
3881 | bnx2x_fill(bp, BAR_CSTRORM_INTMEM + |
3882 | CSTORM_STATUS_BLOCK_OFFSET(fw_sb_id), 0, | |
3883 | CSTORM_STATUS_BLOCK_SIZE); | |
3884 | bnx2x_fill(bp, BAR_CSTRORM_INTMEM + | |
3885 | CSTORM_SYNC_BLOCK_OFFSET(fw_sb_id), 0, | |
3886 | CSTORM_SYNC_BLOCK_SIZE); | |
3887 | } | |
34f80b04 | 3888 | |
523224a3 DK |
3889 | /* helper: writes SP SB data to FW */ |
3890 | static inline void bnx2x_wr_sp_sb_data(struct bnx2x *bp, | |
3891 | struct hc_sp_status_block_data *sp_sb_data) | |
3892 | { | |
3893 | int func = BP_FUNC(bp); | |
3894 | int i; | |
3895 | for (i = 0; i < sizeof(struct hc_sp_status_block_data)/sizeof(u32); i++) | |
3896 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
3897 | CSTORM_SP_STATUS_BLOCK_DATA_OFFSET(func) + | |
3898 | i*sizeof(u32), | |
3899 | *((u32 *)sp_sb_data + i)); | |
34f80b04 EG |
3900 | } |
3901 | ||
523224a3 | 3902 | static inline void bnx2x_zero_sp_sb(struct bnx2x *bp) |
34f80b04 EG |
3903 | { |
3904 | int func = BP_FUNC(bp); | |
523224a3 DK |
3905 | struct hc_sp_status_block_data sp_sb_data; |
3906 | memset(&sp_sb_data, 0, sizeof(struct hc_sp_status_block_data)); | |
a2fbb9ea | 3907 | |
523224a3 DK |
3908 | sp_sb_data.p_func.pf_id = HC_FUNCTION_DISABLED; |
3909 | sp_sb_data.p_func.vf_id = HC_FUNCTION_DISABLED; | |
3910 | sp_sb_data.p_func.vf_valid = false; | |
3911 | ||
3912 | bnx2x_wr_sp_sb_data(bp, &sp_sb_data); | |
3913 | ||
3914 | bnx2x_fill(bp, BAR_CSTRORM_INTMEM + | |
3915 | CSTORM_SP_STATUS_BLOCK_OFFSET(func), 0, | |
3916 | CSTORM_SP_STATUS_BLOCK_SIZE); | |
3917 | bnx2x_fill(bp, BAR_CSTRORM_INTMEM + | |
3918 | CSTORM_SP_SYNC_BLOCK_OFFSET(func), 0, | |
3919 | CSTORM_SP_SYNC_BLOCK_SIZE); | |
3920 | ||
3921 | } | |
3922 | ||
3923 | ||
3924 | static inline | |
3925 | void bnx2x_setup_ndsb_state_machine(struct hc_status_block_sm *hc_sm, | |
3926 | int igu_sb_id, int igu_seg_id) | |
3927 | { | |
3928 | hc_sm->igu_sb_id = igu_sb_id; | |
3929 | hc_sm->igu_seg_id = igu_seg_id; | |
3930 | hc_sm->timer_value = 0xFF; | |
3931 | hc_sm->time_to_expire = 0xFFFFFFFF; | |
a2fbb9ea ET |
3932 | } |
3933 | ||
8d96286a | 3934 | static void bnx2x_init_sb(struct bnx2x *bp, dma_addr_t mapping, int vfid, |
523224a3 | 3935 | u8 vf_valid, int fw_sb_id, int igu_sb_id) |
a2fbb9ea | 3936 | { |
523224a3 DK |
3937 | int igu_seg_id; |
3938 | ||
f2e0899f | 3939 | struct hc_status_block_data_e2 sb_data_e2; |
523224a3 DK |
3940 | struct hc_status_block_data_e1x sb_data_e1x; |
3941 | struct hc_status_block_sm *hc_sm_p; | |
3942 | struct hc_index_data *hc_index_p; | |
3943 | int data_size; | |
3944 | u32 *sb_data_p; | |
3945 | ||
f2e0899f DK |
3946 | if (CHIP_INT_MODE_IS_BC(bp)) |
3947 | igu_seg_id = HC_SEG_ACCESS_NORM; | |
3948 | else | |
3949 | igu_seg_id = IGU_SEG_ACCESS_NORM; | |
523224a3 DK |
3950 | |
3951 | bnx2x_zero_fp_sb(bp, fw_sb_id); | |
3952 | ||
f2e0899f DK |
3953 | if (CHIP_IS_E2(bp)) { |
3954 | memset(&sb_data_e2, 0, sizeof(struct hc_status_block_data_e2)); | |
3955 | sb_data_e2.common.p_func.pf_id = BP_FUNC(bp); | |
3956 | sb_data_e2.common.p_func.vf_id = vfid; | |
3957 | sb_data_e2.common.p_func.vf_valid = vf_valid; | |
3958 | sb_data_e2.common.p_func.vnic_id = BP_VN(bp); | |
3959 | sb_data_e2.common.same_igu_sb_1b = true; | |
3960 | sb_data_e2.common.host_sb_addr.hi = U64_HI(mapping); | |
3961 | sb_data_e2.common.host_sb_addr.lo = U64_LO(mapping); | |
3962 | hc_sm_p = sb_data_e2.common.state_machine; | |
3963 | hc_index_p = sb_data_e2.index_data; | |
3964 | sb_data_p = (u32 *)&sb_data_e2; | |
3965 | data_size = sizeof(struct hc_status_block_data_e2)/sizeof(u32); | |
3966 | } else { | |
3967 | memset(&sb_data_e1x, 0, | |
3968 | sizeof(struct hc_status_block_data_e1x)); | |
3969 | sb_data_e1x.common.p_func.pf_id = BP_FUNC(bp); | |
3970 | sb_data_e1x.common.p_func.vf_id = 0xff; | |
3971 | sb_data_e1x.common.p_func.vf_valid = false; | |
3972 | sb_data_e1x.common.p_func.vnic_id = BP_VN(bp); | |
3973 | sb_data_e1x.common.same_igu_sb_1b = true; | |
3974 | sb_data_e1x.common.host_sb_addr.hi = U64_HI(mapping); | |
3975 | sb_data_e1x.common.host_sb_addr.lo = U64_LO(mapping); | |
3976 | hc_sm_p = sb_data_e1x.common.state_machine; | |
3977 | hc_index_p = sb_data_e1x.index_data; | |
3978 | sb_data_p = (u32 *)&sb_data_e1x; | |
3979 | data_size = sizeof(struct hc_status_block_data_e1x)/sizeof(u32); | |
3980 | } | |
523224a3 DK |
3981 | |
3982 | bnx2x_setup_ndsb_state_machine(&hc_sm_p[SM_RX_ID], | |
3983 | igu_sb_id, igu_seg_id); | |
3984 | bnx2x_setup_ndsb_state_machine(&hc_sm_p[SM_TX_ID], | |
3985 | igu_sb_id, igu_seg_id); | |
3986 | ||
3987 | DP(NETIF_MSG_HW, "Init FW SB %d\n", fw_sb_id); | |
3988 | ||
3989 | /* write indecies to HW */ | |
3990 | bnx2x_wr_fp_sb_data(bp, fw_sb_id, sb_data_p, data_size); | |
3991 | } | |
3992 | ||
3993 | static void bnx2x_update_coalesce_sb_index(struct bnx2x *bp, u16 fw_sb_id, | |
3994 | u8 sb_index, u8 disable, u16 usec) | |
3995 | { | |
3996 | int port = BP_PORT(bp); | |
3997 | u8 ticks = usec / BNX2X_BTR; | |
3998 | ||
3999 | storm_memset_hc_timeout(bp, port, fw_sb_id, sb_index, ticks); | |
4000 | ||
4001 | disable = disable ? 1 : (usec ? 0 : 1); | |
4002 | storm_memset_hc_disable(bp, port, fw_sb_id, sb_index, disable); | |
4003 | } | |
4004 | ||
4005 | static void bnx2x_update_coalesce_sb(struct bnx2x *bp, u16 fw_sb_id, | |
4006 | u16 tx_usec, u16 rx_usec) | |
4007 | { | |
4008 | bnx2x_update_coalesce_sb_index(bp, fw_sb_id, U_SB_ETH_RX_CQ_INDEX, | |
4009 | false, rx_usec); | |
4010 | bnx2x_update_coalesce_sb_index(bp, fw_sb_id, C_SB_ETH_TX_CQ_INDEX, | |
4011 | false, tx_usec); | |
4012 | } | |
f2e0899f | 4013 | |
523224a3 DK |
4014 | static void bnx2x_init_def_sb(struct bnx2x *bp) |
4015 | { | |
4016 | struct host_sp_status_block *def_sb = bp->def_status_blk; | |
4017 | dma_addr_t mapping = bp->def_status_blk_mapping; | |
4018 | int igu_sp_sb_index; | |
4019 | int igu_seg_id; | |
34f80b04 EG |
4020 | int port = BP_PORT(bp); |
4021 | int func = BP_FUNC(bp); | |
523224a3 | 4022 | int reg_offset; |
a2fbb9ea | 4023 | u64 section; |
523224a3 DK |
4024 | int index; |
4025 | struct hc_sp_status_block_data sp_sb_data; | |
4026 | memset(&sp_sb_data, 0, sizeof(struct hc_sp_status_block_data)); | |
4027 | ||
f2e0899f DK |
4028 | if (CHIP_INT_MODE_IS_BC(bp)) { |
4029 | igu_sp_sb_index = DEF_SB_IGU_ID; | |
4030 | igu_seg_id = HC_SEG_ACCESS_DEF; | |
4031 | } else { | |
4032 | igu_sp_sb_index = bp->igu_dsb_id; | |
4033 | igu_seg_id = IGU_SEG_ACCESS_DEF; | |
4034 | } | |
a2fbb9ea ET |
4035 | |
4036 | /* ATTN */ | |
523224a3 | 4037 | section = ((u64)mapping) + offsetof(struct host_sp_status_block, |
a2fbb9ea | 4038 | atten_status_block); |
523224a3 | 4039 | def_sb->atten_status_block.status_block_id = igu_sp_sb_index; |
a2fbb9ea | 4040 | |
49d66772 ET |
4041 | bp->attn_state = 0; |
4042 | ||
a2fbb9ea ET |
4043 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
4044 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
34f80b04 | 4045 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { |
523224a3 DK |
4046 | int sindex; |
4047 | /* take care of sig[0]..sig[4] */ | |
4048 | for (sindex = 0; sindex < 4; sindex++) | |
4049 | bp->attn_group[index].sig[sindex] = | |
4050 | REG_RD(bp, reg_offset + sindex*0x4 + 0x10*index); | |
f2e0899f DK |
4051 | |
4052 | if (CHIP_IS_E2(bp)) | |
4053 | /* | |
4054 | * enable5 is separate from the rest of the registers, | |
4055 | * and therefore the address skip is 4 | |
4056 | * and not 16 between the different groups | |
4057 | */ | |
4058 | bp->attn_group[index].sig[4] = REG_RD(bp, | |
4059 | reg_offset + 0x10 + 0x4*index); | |
4060 | else | |
4061 | bp->attn_group[index].sig[4] = 0; | |
a2fbb9ea ET |
4062 | } |
4063 | ||
f2e0899f DK |
4064 | if (bp->common.int_block == INT_BLOCK_HC) { |
4065 | reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L : | |
4066 | HC_REG_ATTN_MSG0_ADDR_L); | |
4067 | ||
4068 | REG_WR(bp, reg_offset, U64_LO(section)); | |
4069 | REG_WR(bp, reg_offset + 4, U64_HI(section)); | |
4070 | } else if (CHIP_IS_E2(bp)) { | |
4071 | REG_WR(bp, IGU_REG_ATTN_MSG_ADDR_L, U64_LO(section)); | |
4072 | REG_WR(bp, IGU_REG_ATTN_MSG_ADDR_H, U64_HI(section)); | |
4073 | } | |
a2fbb9ea | 4074 | |
523224a3 DK |
4075 | section = ((u64)mapping) + offsetof(struct host_sp_status_block, |
4076 | sp_sb); | |
a2fbb9ea | 4077 | |
523224a3 | 4078 | bnx2x_zero_sp_sb(bp); |
a2fbb9ea | 4079 | |
523224a3 DK |
4080 | sp_sb_data.host_sb_addr.lo = U64_LO(section); |
4081 | sp_sb_data.host_sb_addr.hi = U64_HI(section); | |
4082 | sp_sb_data.igu_sb_id = igu_sp_sb_index; | |
4083 | sp_sb_data.igu_seg_id = igu_seg_id; | |
4084 | sp_sb_data.p_func.pf_id = func; | |
f2e0899f | 4085 | sp_sb_data.p_func.vnic_id = BP_VN(bp); |
523224a3 | 4086 | sp_sb_data.p_func.vf_id = 0xff; |
a2fbb9ea | 4087 | |
523224a3 | 4088 | bnx2x_wr_sp_sb_data(bp, &sp_sb_data); |
49d66772 | 4089 | |
bb2a0f7a | 4090 | bp->stats_pending = 0; |
66e855f3 | 4091 | bp->set_mac_pending = 0; |
bb2a0f7a | 4092 | |
523224a3 | 4093 | bnx2x_ack_sb(bp, bp->igu_dsb_id, USTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
4094 | } |
4095 | ||
9f6c9258 | 4096 | void bnx2x_update_coalesce(struct bnx2x *bp) |
a2fbb9ea | 4097 | { |
a2fbb9ea ET |
4098 | int i; |
4099 | ||
523224a3 DK |
4100 | for_each_queue(bp, i) |
4101 | bnx2x_update_coalesce_sb(bp, bp->fp[i].fw_sb_id, | |
4102 | bp->rx_ticks, bp->tx_ticks); | |
a2fbb9ea ET |
4103 | } |
4104 | ||
a2fbb9ea ET |
4105 | static void bnx2x_init_sp_ring(struct bnx2x *bp) |
4106 | { | |
a2fbb9ea | 4107 | spin_lock_init(&bp->spq_lock); |
8fe23fbd | 4108 | atomic_set(&bp->spq_left, MAX_SPQ_PENDING); |
a2fbb9ea | 4109 | |
a2fbb9ea | 4110 | bp->spq_prod_idx = 0; |
a2fbb9ea ET |
4111 | bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX; |
4112 | bp->spq_prod_bd = bp->spq; | |
4113 | bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT; | |
a2fbb9ea ET |
4114 | } |
4115 | ||
523224a3 | 4116 | static void bnx2x_init_eq_ring(struct bnx2x *bp) |
a2fbb9ea ET |
4117 | { |
4118 | int i; | |
523224a3 DK |
4119 | for (i = 1; i <= NUM_EQ_PAGES; i++) { |
4120 | union event_ring_elem *elem = | |
4121 | &bp->eq_ring[EQ_DESC_CNT_PAGE * i - 1]; | |
a2fbb9ea | 4122 | |
523224a3 DK |
4123 | elem->next_page.addr.hi = |
4124 | cpu_to_le32(U64_HI(bp->eq_mapping + | |
4125 | BCM_PAGE_SIZE * (i % NUM_EQ_PAGES))); | |
4126 | elem->next_page.addr.lo = | |
4127 | cpu_to_le32(U64_LO(bp->eq_mapping + | |
4128 | BCM_PAGE_SIZE*(i % NUM_EQ_PAGES))); | |
a2fbb9ea | 4129 | } |
523224a3 DK |
4130 | bp->eq_cons = 0; |
4131 | bp->eq_prod = NUM_EQ_DESC; | |
4132 | bp->eq_cons_sb = BNX2X_EQ_INDEX; | |
a2fbb9ea ET |
4133 | } |
4134 | ||
4135 | static void bnx2x_init_ind_table(struct bnx2x *bp) | |
4136 | { | |
26c8fa4d | 4137 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
4138 | int i; |
4139 | ||
555f6c78 | 4140 | if (bp->multi_mode == ETH_RSS_MODE_DISABLED) |
a2fbb9ea ET |
4141 | return; |
4142 | ||
555f6c78 EG |
4143 | DP(NETIF_MSG_IFUP, |
4144 | "Initializing indirection table multi_mode %d\n", bp->multi_mode); | |
a2fbb9ea | 4145 | for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++) |
34f80b04 | 4146 | REG_WR8(bp, BAR_TSTRORM_INTMEM + |
26c8fa4d | 4147 | TSTORM_INDIRECTION_TABLE_OFFSET(func) + i, |
54b9ddaa | 4148 | bp->fp->cl_id + (i % bp->num_queues)); |
a2fbb9ea ET |
4149 | } |
4150 | ||
9f6c9258 | 4151 | void bnx2x_set_storm_rx_mode(struct bnx2x *bp) |
a2fbb9ea | 4152 | { |
34f80b04 | 4153 | int mode = bp->rx_mode; |
523224a3 DK |
4154 | u16 cl_id; |
4155 | ||
581ce43d EG |
4156 | /* All but management unicast packets should pass to the host as well */ |
4157 | u32 llh_mask = | |
4158 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_BRCST | | |
4159 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_MLCST | | |
4160 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_VLAN | | |
4161 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_NO_VLAN; | |
a2fbb9ea | 4162 | |
a2fbb9ea ET |
4163 | switch (mode) { |
4164 | case BNX2X_RX_MODE_NONE: /* no Rx */ | |
523224a3 DK |
4165 | cl_id = BP_L_ID(bp); |
4166 | bnx2x_rxq_set_mac_filters(bp, cl_id, BNX2X_ACCEPT_NONE); | |
a2fbb9ea | 4167 | break; |
356e2385 | 4168 | |
a2fbb9ea | 4169 | case BNX2X_RX_MODE_NORMAL: |
523224a3 DK |
4170 | cl_id = BP_L_ID(bp); |
4171 | bnx2x_rxq_set_mac_filters(bp, cl_id, | |
4172 | BNX2X_ACCEPT_UNICAST | | |
4173 | BNX2X_ACCEPT_BROADCAST | | |
4174 | BNX2X_ACCEPT_MULTICAST); | |
a2fbb9ea | 4175 | break; |
356e2385 | 4176 | |
a2fbb9ea | 4177 | case BNX2X_RX_MODE_ALLMULTI: |
523224a3 DK |
4178 | cl_id = BP_L_ID(bp); |
4179 | bnx2x_rxq_set_mac_filters(bp, cl_id, | |
4180 | BNX2X_ACCEPT_UNICAST | | |
4181 | BNX2X_ACCEPT_BROADCAST | | |
4182 | BNX2X_ACCEPT_ALL_MULTICAST); | |
a2fbb9ea | 4183 | break; |
356e2385 | 4184 | |
a2fbb9ea | 4185 | case BNX2X_RX_MODE_PROMISC: |
523224a3 DK |
4186 | cl_id = BP_L_ID(bp); |
4187 | bnx2x_rxq_set_mac_filters(bp, cl_id, BNX2X_PROMISCUOUS_MODE); | |
4188 | ||
581ce43d EG |
4189 | /* pass management unicast packets as well */ |
4190 | llh_mask |= NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_UNCST; | |
a2fbb9ea | 4191 | break; |
356e2385 | 4192 | |
a2fbb9ea | 4193 | default: |
34f80b04 EG |
4194 | BNX2X_ERR("BAD rx mode (%d)\n", mode); |
4195 | break; | |
a2fbb9ea ET |
4196 | } |
4197 | ||
581ce43d | 4198 | REG_WR(bp, |
523224a3 DK |
4199 | BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK : |
4200 | NIG_REG_LLH0_BRB1_DRV_MASK, | |
581ce43d EG |
4201 | llh_mask); |
4202 | ||
523224a3 DK |
4203 | DP(NETIF_MSG_IFUP, "rx mode %d\n" |
4204 | "drop_ucast 0x%x\ndrop_mcast 0x%x\ndrop_bcast 0x%x\n" | |
4205 | "accp_ucast 0x%x\naccp_mcast 0x%x\naccp_bcast 0x%x\n", mode, | |
4206 | bp->mac_filters.ucast_drop_all, | |
4207 | bp->mac_filters.mcast_drop_all, | |
4208 | bp->mac_filters.bcast_drop_all, | |
4209 | bp->mac_filters.ucast_accept_all, | |
4210 | bp->mac_filters.mcast_accept_all, | |
4211 | bp->mac_filters.bcast_accept_all | |
4212 | ); | |
a2fbb9ea | 4213 | |
523224a3 | 4214 | storm_memset_mac_filters(bp, &bp->mac_filters, BP_FUNC(bp)); |
a2fbb9ea ET |
4215 | } |
4216 | ||
471de716 EG |
4217 | static void bnx2x_init_internal_common(struct bnx2x *bp) |
4218 | { | |
4219 | int i; | |
4220 | ||
523224a3 | 4221 | if (!CHIP_IS_E1(bp)) { |
de832a55 | 4222 | |
523224a3 DK |
4223 | /* xstorm needs to know whether to add ovlan to packets or not, |
4224 | * in switch-independent we'll write 0 to here... */ | |
34f80b04 | 4225 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET, |
fb3bff17 | 4226 | bp->mf_mode); |
34f80b04 | 4227 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET, |
fb3bff17 | 4228 | bp->mf_mode); |
34f80b04 | 4229 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET, |
fb3bff17 | 4230 | bp->mf_mode); |
34f80b04 | 4231 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET, |
fb3bff17 | 4232 | bp->mf_mode); |
34f80b04 EG |
4233 | } |
4234 | ||
523224a3 DK |
4235 | /* Zero this manually as its initialization is |
4236 | currently missing in the initTool */ | |
4237 | for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++) | |
ca00392c | 4238 | REG_WR(bp, BAR_USTRORM_INTMEM + |
523224a3 | 4239 | USTORM_AGG_DATA_OFFSET + i * 4, 0); |
f2e0899f DK |
4240 | if (CHIP_IS_E2(bp)) { |
4241 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_IGU_MODE_OFFSET, | |
4242 | CHIP_INT_MODE_IS_BC(bp) ? | |
4243 | HC_IGU_BC_MODE : HC_IGU_NBC_MODE); | |
4244 | } | |
523224a3 | 4245 | } |
8a1c38d1 | 4246 | |
523224a3 DK |
4247 | static void bnx2x_init_internal_port(struct bnx2x *bp) |
4248 | { | |
4249 | /* port */ | |
a2fbb9ea ET |
4250 | } |
4251 | ||
471de716 EG |
4252 | static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code) |
4253 | { | |
4254 | switch (load_code) { | |
4255 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
f2e0899f | 4256 | case FW_MSG_CODE_DRV_LOAD_COMMON_CHIP: |
471de716 EG |
4257 | bnx2x_init_internal_common(bp); |
4258 | /* no break */ | |
4259 | ||
4260 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
4261 | bnx2x_init_internal_port(bp); | |
4262 | /* no break */ | |
4263 | ||
4264 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
523224a3 DK |
4265 | /* internal memory per function is |
4266 | initialized inside bnx2x_pf_init */ | |
471de716 EG |
4267 | break; |
4268 | ||
4269 | default: | |
4270 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
4271 | break; | |
4272 | } | |
4273 | } | |
4274 | ||
523224a3 DK |
4275 | static void bnx2x_init_fp_sb(struct bnx2x *bp, int fp_idx) |
4276 | { | |
4277 | struct bnx2x_fastpath *fp = &bp->fp[fp_idx]; | |
4278 | ||
4279 | fp->state = BNX2X_FP_STATE_CLOSED; | |
4280 | ||
4281 | fp->index = fp->cid = fp_idx; | |
4282 | fp->cl_id = BP_L_ID(bp) + fp_idx; | |
4283 | fp->fw_sb_id = bp->base_fw_ndsb + fp->cl_id + CNIC_CONTEXT_USE; | |
4284 | fp->igu_sb_id = bp->igu_base_sb + fp_idx + CNIC_CONTEXT_USE; | |
4285 | /* qZone id equals to FW (per path) client id */ | |
4286 | fp->cl_qzone_id = fp->cl_id + | |
f2e0899f DK |
4287 | BP_PORT(bp)*(CHIP_IS_E2(bp) ? ETH_MAX_RX_CLIENTS_E2 : |
4288 | ETH_MAX_RX_CLIENTS_E1H); | |
523224a3 | 4289 | /* init shortcut */ |
f2e0899f DK |
4290 | fp->ustorm_rx_prods_offset = CHIP_IS_E2(bp) ? |
4291 | USTORM_RX_PRODS_E2_OFFSET(fp->cl_qzone_id) : | |
523224a3 DK |
4292 | USTORM_RX_PRODS_E1X_OFFSET(BP_PORT(bp), fp->cl_id); |
4293 | /* Setup SB indicies */ | |
4294 | fp->rx_cons_sb = BNX2X_RX_SB_INDEX; | |
4295 | fp->tx_cons_sb = BNX2X_TX_SB_INDEX; | |
4296 | ||
4297 | DP(NETIF_MSG_IFUP, "queue[%d]: bnx2x_init_sb(%p,%p) " | |
4298 | "cl_id %d fw_sb %d igu_sb %d\n", | |
4299 | fp_idx, bp, fp->status_blk.e1x_sb, fp->cl_id, fp->fw_sb_id, | |
4300 | fp->igu_sb_id); | |
4301 | bnx2x_init_sb(bp, fp->status_blk_mapping, BNX2X_VF_ID_INVALID, false, | |
4302 | fp->fw_sb_id, fp->igu_sb_id); | |
4303 | ||
4304 | bnx2x_update_fpsb_idx(fp); | |
4305 | } | |
4306 | ||
9f6c9258 | 4307 | void bnx2x_nic_init(struct bnx2x *bp, u32 load_code) |
a2fbb9ea ET |
4308 | { |
4309 | int i; | |
4310 | ||
523224a3 DK |
4311 | for_each_queue(bp, i) |
4312 | bnx2x_init_fp_sb(bp, i); | |
37b091ba | 4313 | #ifdef BCM_CNIC |
523224a3 DK |
4314 | |
4315 | bnx2x_init_sb(bp, bp->cnic_sb_mapping, | |
4316 | BNX2X_VF_ID_INVALID, false, | |
4317 | CNIC_SB_ID(bp), CNIC_IGU_SB_ID(bp)); | |
4318 | ||
37b091ba | 4319 | #endif |
a2fbb9ea | 4320 | |
16119785 EG |
4321 | /* ensure status block indices were read */ |
4322 | rmb(); | |
4323 | ||
523224a3 | 4324 | bnx2x_init_def_sb(bp); |
5c862848 | 4325 | bnx2x_update_dsb_idx(bp); |
a2fbb9ea | 4326 | bnx2x_init_rx_rings(bp); |
523224a3 | 4327 | bnx2x_init_tx_rings(bp); |
a2fbb9ea | 4328 | bnx2x_init_sp_ring(bp); |
523224a3 | 4329 | bnx2x_init_eq_ring(bp); |
471de716 | 4330 | bnx2x_init_internal(bp, load_code); |
523224a3 | 4331 | bnx2x_pf_init(bp); |
a2fbb9ea | 4332 | bnx2x_init_ind_table(bp); |
0ef00459 EG |
4333 | bnx2x_stats_init(bp); |
4334 | ||
4335 | /* At this point, we are ready for interrupts */ | |
4336 | atomic_set(&bp->intr_sem, 0); | |
4337 | ||
4338 | /* flush all before enabling interrupts */ | |
4339 | mb(); | |
4340 | mmiowb(); | |
4341 | ||
615f8fd9 | 4342 | bnx2x_int_enable(bp); |
eb8da205 EG |
4343 | |
4344 | /* Check for SPIO5 */ | |
4345 | bnx2x_attn_int_deasserted0(bp, | |
4346 | REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + BP_PORT(bp)*4) & | |
4347 | AEU_INPUTS_ATTN_BITS_SPIO5); | |
a2fbb9ea ET |
4348 | } |
4349 | ||
4350 | /* end of nic init */ | |
4351 | ||
4352 | /* | |
4353 | * gzip service functions | |
4354 | */ | |
4355 | ||
4356 | static int bnx2x_gunzip_init(struct bnx2x *bp) | |
4357 | { | |
1a983142 FT |
4358 | bp->gunzip_buf = dma_alloc_coherent(&bp->pdev->dev, FW_BUF_SIZE, |
4359 | &bp->gunzip_mapping, GFP_KERNEL); | |
a2fbb9ea ET |
4360 | if (bp->gunzip_buf == NULL) |
4361 | goto gunzip_nomem1; | |
4362 | ||
4363 | bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL); | |
4364 | if (bp->strm == NULL) | |
4365 | goto gunzip_nomem2; | |
4366 | ||
4367 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), | |
4368 | GFP_KERNEL); | |
4369 | if (bp->strm->workspace == NULL) | |
4370 | goto gunzip_nomem3; | |
4371 | ||
4372 | return 0; | |
4373 | ||
4374 | gunzip_nomem3: | |
4375 | kfree(bp->strm); | |
4376 | bp->strm = NULL; | |
4377 | ||
4378 | gunzip_nomem2: | |
1a983142 FT |
4379 | dma_free_coherent(&bp->pdev->dev, FW_BUF_SIZE, bp->gunzip_buf, |
4380 | bp->gunzip_mapping); | |
a2fbb9ea ET |
4381 | bp->gunzip_buf = NULL; |
4382 | ||
4383 | gunzip_nomem1: | |
cdaa7cb8 VZ |
4384 | netdev_err(bp->dev, "Cannot allocate firmware buffer for" |
4385 | " un-compression\n"); | |
a2fbb9ea ET |
4386 | return -ENOMEM; |
4387 | } | |
4388 | ||
4389 | static void bnx2x_gunzip_end(struct bnx2x *bp) | |
4390 | { | |
4391 | kfree(bp->strm->workspace); | |
a2fbb9ea ET |
4392 | kfree(bp->strm); |
4393 | bp->strm = NULL; | |
4394 | ||
4395 | if (bp->gunzip_buf) { | |
1a983142 FT |
4396 | dma_free_coherent(&bp->pdev->dev, FW_BUF_SIZE, bp->gunzip_buf, |
4397 | bp->gunzip_mapping); | |
a2fbb9ea ET |
4398 | bp->gunzip_buf = NULL; |
4399 | } | |
4400 | } | |
4401 | ||
94a78b79 | 4402 | static int bnx2x_gunzip(struct bnx2x *bp, const u8 *zbuf, int len) |
a2fbb9ea ET |
4403 | { |
4404 | int n, rc; | |
4405 | ||
4406 | /* check gzip header */ | |
94a78b79 VZ |
4407 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) { |
4408 | BNX2X_ERR("Bad gzip header\n"); | |
a2fbb9ea | 4409 | return -EINVAL; |
94a78b79 | 4410 | } |
a2fbb9ea ET |
4411 | |
4412 | n = 10; | |
4413 | ||
34f80b04 | 4414 | #define FNAME 0x8 |
a2fbb9ea ET |
4415 | |
4416 | if (zbuf[3] & FNAME) | |
4417 | while ((zbuf[n++] != 0) && (n < len)); | |
4418 | ||
94a78b79 | 4419 | bp->strm->next_in = (typeof(bp->strm->next_in))zbuf + n; |
a2fbb9ea ET |
4420 | bp->strm->avail_in = len - n; |
4421 | bp->strm->next_out = bp->gunzip_buf; | |
4422 | bp->strm->avail_out = FW_BUF_SIZE; | |
4423 | ||
4424 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); | |
4425 | if (rc != Z_OK) | |
4426 | return rc; | |
4427 | ||
4428 | rc = zlib_inflate(bp->strm, Z_FINISH); | |
4429 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) | |
7995c64e JP |
4430 | netdev_err(bp->dev, "Firmware decompression error: %s\n", |
4431 | bp->strm->msg); | |
a2fbb9ea ET |
4432 | |
4433 | bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out); | |
4434 | if (bp->gunzip_outlen & 0x3) | |
cdaa7cb8 VZ |
4435 | netdev_err(bp->dev, "Firmware decompression error:" |
4436 | " gunzip_outlen (%d) not aligned\n", | |
4437 | bp->gunzip_outlen); | |
a2fbb9ea ET |
4438 | bp->gunzip_outlen >>= 2; |
4439 | ||
4440 | zlib_inflateEnd(bp->strm); | |
4441 | ||
4442 | if (rc == Z_STREAM_END) | |
4443 | return 0; | |
4444 | ||
4445 | return rc; | |
4446 | } | |
4447 | ||
4448 | /* nic load/unload */ | |
4449 | ||
4450 | /* | |
34f80b04 | 4451 | * General service functions |
a2fbb9ea ET |
4452 | */ |
4453 | ||
4454 | /* send a NIG loopback debug packet */ | |
4455 | static void bnx2x_lb_pckt(struct bnx2x *bp) | |
4456 | { | |
a2fbb9ea | 4457 | u32 wb_write[3]; |
a2fbb9ea ET |
4458 | |
4459 | /* Ethernet source and destination addresses */ | |
a2fbb9ea ET |
4460 | wb_write[0] = 0x55555555; |
4461 | wb_write[1] = 0x55555555; | |
34f80b04 | 4462 | wb_write[2] = 0x20; /* SOP */ |
a2fbb9ea | 4463 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
4464 | |
4465 | /* NON-IP protocol */ | |
a2fbb9ea ET |
4466 | wb_write[0] = 0x09000000; |
4467 | wb_write[1] = 0x55555555; | |
34f80b04 | 4468 | wb_write[2] = 0x10; /* EOP, eop_bvalid = 0 */ |
a2fbb9ea | 4469 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
4470 | } |
4471 | ||
4472 | /* some of the internal memories | |
4473 | * are not directly readable from the driver | |
4474 | * to test them we send debug packets | |
4475 | */ | |
4476 | static int bnx2x_int_mem_test(struct bnx2x *bp) | |
4477 | { | |
4478 | int factor; | |
4479 | int count, i; | |
4480 | u32 val = 0; | |
4481 | ||
ad8d3948 | 4482 | if (CHIP_REV_IS_FPGA(bp)) |
a2fbb9ea | 4483 | factor = 120; |
ad8d3948 EG |
4484 | else if (CHIP_REV_IS_EMUL(bp)) |
4485 | factor = 200; | |
4486 | else | |
a2fbb9ea | 4487 | factor = 1; |
a2fbb9ea | 4488 | |
a2fbb9ea ET |
4489 | /* Disable inputs of parser neighbor blocks */ |
4490 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
4491 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
4492 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 4493 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
4494 | |
4495 | /* Write 0 to parser credits for CFC search request */ | |
4496 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
4497 | ||
4498 | /* send Ethernet packet */ | |
4499 | bnx2x_lb_pckt(bp); | |
4500 | ||
4501 | /* TODO do i reset NIG statistic? */ | |
4502 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
4503 | count = 1000 * factor; | |
4504 | while (count) { | |
34f80b04 | 4505 | |
a2fbb9ea ET |
4506 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
4507 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
4508 | if (val == 0x10) |
4509 | break; | |
4510 | ||
4511 | msleep(10); | |
4512 | count--; | |
4513 | } | |
4514 | if (val != 0x10) { | |
4515 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
4516 | return -1; | |
4517 | } | |
4518 | ||
4519 | /* Wait until PRS register shows 1 packet */ | |
4520 | count = 1000 * factor; | |
4521 | while (count) { | |
4522 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
a2fbb9ea ET |
4523 | if (val == 1) |
4524 | break; | |
4525 | ||
4526 | msleep(10); | |
4527 | count--; | |
4528 | } | |
4529 | if (val != 0x1) { | |
4530 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
4531 | return -2; | |
4532 | } | |
4533 | ||
4534 | /* Reset and init BRB, PRS */ | |
34f80b04 | 4535 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); |
a2fbb9ea | 4536 | msleep(50); |
34f80b04 | 4537 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); |
a2fbb9ea | 4538 | msleep(50); |
94a78b79 VZ |
4539 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
4540 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); | |
a2fbb9ea ET |
4541 | |
4542 | DP(NETIF_MSG_HW, "part2\n"); | |
4543 | ||
4544 | /* Disable inputs of parser neighbor blocks */ | |
4545 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
4546 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
4547 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 4548 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
4549 | |
4550 | /* Write 0 to parser credits for CFC search request */ | |
4551 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
4552 | ||
4553 | /* send 10 Ethernet packets */ | |
4554 | for (i = 0; i < 10; i++) | |
4555 | bnx2x_lb_pckt(bp); | |
4556 | ||
4557 | /* Wait until NIG register shows 10 + 1 | |
4558 | packets of size 11*0x10 = 0xb0 */ | |
4559 | count = 1000 * factor; | |
4560 | while (count) { | |
34f80b04 | 4561 | |
a2fbb9ea ET |
4562 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
4563 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
4564 | if (val == 0xb0) |
4565 | break; | |
4566 | ||
4567 | msleep(10); | |
4568 | count--; | |
4569 | } | |
4570 | if (val != 0xb0) { | |
4571 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
4572 | return -3; | |
4573 | } | |
4574 | ||
4575 | /* Wait until PRS register shows 2 packets */ | |
4576 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
4577 | if (val != 2) | |
4578 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
4579 | ||
4580 | /* Write 1 to parser credits for CFC search request */ | |
4581 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1); | |
4582 | ||
4583 | /* Wait until PRS register shows 3 packets */ | |
4584 | msleep(10 * factor); | |
4585 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
4586 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
4587 | if (val != 3) | |
4588 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
4589 | ||
4590 | /* clear NIG EOP FIFO */ | |
4591 | for (i = 0; i < 11; i++) | |
4592 | REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO); | |
4593 | val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY); | |
4594 | if (val != 1) { | |
4595 | BNX2X_ERR("clear of NIG failed\n"); | |
4596 | return -4; | |
4597 | } | |
4598 | ||
4599 | /* Reset and init BRB, PRS, NIG */ | |
4600 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); | |
4601 | msleep(50); | |
4602 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); | |
4603 | msleep(50); | |
94a78b79 VZ |
4604 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
4605 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); | |
37b091ba | 4606 | #ifndef BCM_CNIC |
a2fbb9ea ET |
4607 | /* set NIC mode */ |
4608 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
4609 | #endif | |
4610 | ||
4611 | /* Enable inputs of parser neighbor blocks */ | |
4612 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff); | |
4613 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x1); | |
4614 | REG_WR(bp, CFC_REG_DEBUG0, 0x0); | |
3196a88a | 4615 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x1); |
a2fbb9ea ET |
4616 | |
4617 | DP(NETIF_MSG_HW, "done\n"); | |
4618 | ||
4619 | return 0; /* OK */ | |
4620 | } | |
4621 | ||
4622 | static void enable_blocks_attention(struct bnx2x *bp) | |
4623 | { | |
4624 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
f2e0899f DK |
4625 | if (CHIP_IS_E2(bp)) |
4626 | REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0x40); | |
4627 | else | |
4628 | REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0); | |
a2fbb9ea ET |
4629 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); |
4630 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
f2e0899f DK |
4631 | /* |
4632 | * mask read length error interrupts in brb for parser | |
4633 | * (parsing unit and 'checksum and crc' unit) | |
4634 | * these errors are legal (PU reads fixed length and CAC can cause | |
4635 | * read length error on truncated packets) | |
4636 | */ | |
4637 | REG_WR(bp, BRB1_REG_BRB1_INT_MASK, 0xFC00); | |
a2fbb9ea ET |
4638 | REG_WR(bp, QM_REG_QM_INT_MASK, 0); |
4639 | REG_WR(bp, TM_REG_TM_INT_MASK, 0); | |
4640 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0); | |
4641 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0); | |
4642 | REG_WR(bp, XCM_REG_XCM_INT_MASK, 0); | |
34f80b04 EG |
4643 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_0, 0); */ |
4644 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
4645 | REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0); |
4646 | REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0); | |
4647 | REG_WR(bp, UCM_REG_UCM_INT_MASK, 0); | |
34f80b04 EG |
4648 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_0, 0); */ |
4649 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
4650 | REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0); |
4651 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0); | |
4652 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0); | |
4653 | REG_WR(bp, CCM_REG_CCM_INT_MASK, 0); | |
34f80b04 EG |
4654 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_0, 0); */ |
4655 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_1, 0); */ | |
f85582f8 | 4656 | |
34f80b04 EG |
4657 | if (CHIP_REV_IS_FPGA(bp)) |
4658 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000); | |
f2e0899f DK |
4659 | else if (CHIP_IS_E2(bp)) |
4660 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, | |
4661 | (PXP2_PXP2_INT_MASK_0_REG_PGL_CPL_OF | |
4662 | | PXP2_PXP2_INT_MASK_0_REG_PGL_CPL_AFT | |
4663 | | PXP2_PXP2_INT_MASK_0_REG_PGL_PCIE_ATTN | |
4664 | | PXP2_PXP2_INT_MASK_0_REG_PGL_READ_BLOCKED | |
4665 | | PXP2_PXP2_INT_MASK_0_REG_PGL_WRITE_BLOCKED)); | |
34f80b04 EG |
4666 | else |
4667 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000); | |
a2fbb9ea ET |
4668 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0); |
4669 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0); | |
4670 | REG_WR(bp, TCM_REG_TCM_INT_MASK, 0); | |
34f80b04 EG |
4671 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_0, 0); */ |
4672 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
4673 | REG_WR(bp, CDU_REG_CDU_INT_MASK, 0); |
4674 | REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0); | |
34f80b04 EG |
4675 | /* REG_WR(bp, MISC_REG_MISC_INT_MASK, 0); */ |
4676 | REG_WR(bp, PBF_REG_PBF_INT_MASK, 0X18); /* bit 3,4 masked */ | |
a2fbb9ea ET |
4677 | } |
4678 | ||
72fd0718 VZ |
4679 | static const struct { |
4680 | u32 addr; | |
4681 | u32 mask; | |
4682 | } bnx2x_parity_mask[] = { | |
f2e0899f DK |
4683 | {PXP_REG_PXP_PRTY_MASK, 0x3ffffff}, |
4684 | {PXP2_REG_PXP2_PRTY_MASK_0, 0xffffffff}, | |
4685 | {PXP2_REG_PXP2_PRTY_MASK_1, 0x7f}, | |
4686 | {HC_REG_HC_PRTY_MASK, 0x7}, | |
4687 | {MISC_REG_MISC_PRTY_MASK, 0x1}, | |
f85582f8 DK |
4688 | {QM_REG_QM_PRTY_MASK, 0x0}, |
4689 | {DORQ_REG_DORQ_PRTY_MASK, 0x0}, | |
72fd0718 VZ |
4690 | {GRCBASE_UPB + PB_REG_PB_PRTY_MASK, 0x0}, |
4691 | {GRCBASE_XPB + PB_REG_PB_PRTY_MASK, 0x0}, | |
f85582f8 DK |
4692 | {SRC_REG_SRC_PRTY_MASK, 0x4}, /* bit 2 */ |
4693 | {CDU_REG_CDU_PRTY_MASK, 0x0}, | |
4694 | {CFC_REG_CFC_PRTY_MASK, 0x0}, | |
4695 | {DBG_REG_DBG_PRTY_MASK, 0x0}, | |
4696 | {DMAE_REG_DMAE_PRTY_MASK, 0x0}, | |
4697 | {BRB1_REG_BRB1_PRTY_MASK, 0x0}, | |
4698 | {PRS_REG_PRS_PRTY_MASK, (1<<6)},/* bit 6 */ | |
4699 | {TSDM_REG_TSDM_PRTY_MASK, 0x18}, /* bit 3,4 */ | |
4700 | {CSDM_REG_CSDM_PRTY_MASK, 0x8}, /* bit 3 */ | |
4701 | {USDM_REG_USDM_PRTY_MASK, 0x38}, /* bit 3,4,5 */ | |
4702 | {XSDM_REG_XSDM_PRTY_MASK, 0x8}, /* bit 3 */ | |
4703 | {TSEM_REG_TSEM_PRTY_MASK_0, 0x0}, | |
4704 | {TSEM_REG_TSEM_PRTY_MASK_1, 0x0}, | |
4705 | {USEM_REG_USEM_PRTY_MASK_0, 0x0}, | |
4706 | {USEM_REG_USEM_PRTY_MASK_1, 0x0}, | |
4707 | {CSEM_REG_CSEM_PRTY_MASK_0, 0x0}, | |
4708 | {CSEM_REG_CSEM_PRTY_MASK_1, 0x0}, | |
4709 | {XSEM_REG_XSEM_PRTY_MASK_0, 0x0}, | |
4710 | {XSEM_REG_XSEM_PRTY_MASK_1, 0x0} | |
72fd0718 VZ |
4711 | }; |
4712 | ||
4713 | static void enable_blocks_parity(struct bnx2x *bp) | |
4714 | { | |
cbd9da7b | 4715 | int i; |
72fd0718 | 4716 | |
cbd9da7b | 4717 | for (i = 0; i < ARRAY_SIZE(bnx2x_parity_mask); i++) |
72fd0718 VZ |
4718 | REG_WR(bp, bnx2x_parity_mask[i].addr, |
4719 | bnx2x_parity_mask[i].mask); | |
4720 | } | |
4721 | ||
34f80b04 | 4722 | |
81f75bbf EG |
4723 | static void bnx2x_reset_common(struct bnx2x *bp) |
4724 | { | |
4725 | /* reset_common */ | |
4726 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
4727 | 0xd3ffff7f); | |
4728 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403); | |
4729 | } | |
4730 | ||
573f2035 EG |
4731 | static void bnx2x_init_pxp(struct bnx2x *bp) |
4732 | { | |
4733 | u16 devctl; | |
4734 | int r_order, w_order; | |
4735 | ||
4736 | pci_read_config_word(bp->pdev, | |
4737 | bp->pcie_cap + PCI_EXP_DEVCTL, &devctl); | |
4738 | DP(NETIF_MSG_HW, "read 0x%x from devctl\n", devctl); | |
4739 | w_order = ((devctl & PCI_EXP_DEVCTL_PAYLOAD) >> 5); | |
4740 | if (bp->mrrs == -1) | |
4741 | r_order = ((devctl & PCI_EXP_DEVCTL_READRQ) >> 12); | |
4742 | else { | |
4743 | DP(NETIF_MSG_HW, "force read order to %d\n", bp->mrrs); | |
4744 | r_order = bp->mrrs; | |
4745 | } | |
4746 | ||
4747 | bnx2x_init_pxp_arb(bp, r_order, w_order); | |
4748 | } | |
fd4ef40d EG |
4749 | |
4750 | static void bnx2x_setup_fan_failure_detection(struct bnx2x *bp) | |
4751 | { | |
2145a920 | 4752 | int is_required; |
fd4ef40d | 4753 | u32 val; |
2145a920 | 4754 | int port; |
fd4ef40d | 4755 | |
2145a920 VZ |
4756 | if (BP_NOMCP(bp)) |
4757 | return; | |
4758 | ||
4759 | is_required = 0; | |
fd4ef40d EG |
4760 | val = SHMEM_RD(bp, dev_info.shared_hw_config.config2) & |
4761 | SHARED_HW_CFG_FAN_FAILURE_MASK; | |
4762 | ||
4763 | if (val == SHARED_HW_CFG_FAN_FAILURE_ENABLED) | |
4764 | is_required = 1; | |
4765 | ||
4766 | /* | |
4767 | * The fan failure mechanism is usually related to the PHY type since | |
4768 | * the power consumption of the board is affected by the PHY. Currently, | |
4769 | * fan is required for most designs with SFX7101, BCM8727 and BCM8481. | |
4770 | */ | |
4771 | else if (val == SHARED_HW_CFG_FAN_FAILURE_PHY_TYPE) | |
4772 | for (port = PORT_0; port < PORT_MAX; port++) { | |
fd4ef40d | 4773 | is_required |= |
d90d96ba YR |
4774 | bnx2x_fan_failure_det_req( |
4775 | bp, | |
4776 | bp->common.shmem_base, | |
a22f0788 | 4777 | bp->common.shmem2_base, |
d90d96ba | 4778 | port); |
fd4ef40d EG |
4779 | } |
4780 | ||
4781 | DP(NETIF_MSG_HW, "fan detection setting: %d\n", is_required); | |
4782 | ||
4783 | if (is_required == 0) | |
4784 | return; | |
4785 | ||
4786 | /* Fan failure is indicated by SPIO 5 */ | |
4787 | bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5, | |
4788 | MISC_REGISTERS_SPIO_INPUT_HI_Z); | |
4789 | ||
4790 | /* set to active low mode */ | |
4791 | val = REG_RD(bp, MISC_REG_SPIO_INT); | |
4792 | val |= ((1 << MISC_REGISTERS_SPIO_5) << | |
cdaa7cb8 | 4793 | MISC_REGISTERS_SPIO_INT_OLD_SET_POS); |
fd4ef40d EG |
4794 | REG_WR(bp, MISC_REG_SPIO_INT, val); |
4795 | ||
4796 | /* enable interrupt to signal the IGU */ | |
4797 | val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN); | |
4798 | val |= (1 << MISC_REGISTERS_SPIO_5); | |
4799 | REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val); | |
4800 | } | |
4801 | ||
f2e0899f DK |
4802 | static void bnx2x_pretend_func(struct bnx2x *bp, u8 pretend_func_num) |
4803 | { | |
4804 | u32 offset = 0; | |
4805 | ||
4806 | if (CHIP_IS_E1(bp)) | |
4807 | return; | |
4808 | if (CHIP_IS_E1H(bp) && (pretend_func_num >= E1H_FUNC_MAX)) | |
4809 | return; | |
4810 | ||
4811 | switch (BP_ABS_FUNC(bp)) { | |
4812 | case 0: | |
4813 | offset = PXP2_REG_PGL_PRETEND_FUNC_F0; | |
4814 | break; | |
4815 | case 1: | |
4816 | offset = PXP2_REG_PGL_PRETEND_FUNC_F1; | |
4817 | break; | |
4818 | case 2: | |
4819 | offset = PXP2_REG_PGL_PRETEND_FUNC_F2; | |
4820 | break; | |
4821 | case 3: | |
4822 | offset = PXP2_REG_PGL_PRETEND_FUNC_F3; | |
4823 | break; | |
4824 | case 4: | |
4825 | offset = PXP2_REG_PGL_PRETEND_FUNC_F4; | |
4826 | break; | |
4827 | case 5: | |
4828 | offset = PXP2_REG_PGL_PRETEND_FUNC_F5; | |
4829 | break; | |
4830 | case 6: | |
4831 | offset = PXP2_REG_PGL_PRETEND_FUNC_F6; | |
4832 | break; | |
4833 | case 7: | |
4834 | offset = PXP2_REG_PGL_PRETEND_FUNC_F7; | |
4835 | break; | |
4836 | default: | |
4837 | return; | |
4838 | } | |
4839 | ||
4840 | REG_WR(bp, offset, pretend_func_num); | |
4841 | REG_RD(bp, offset); | |
4842 | DP(NETIF_MSG_HW, "Pretending to func %d\n", pretend_func_num); | |
4843 | } | |
4844 | ||
4845 | static void bnx2x_pf_disable(struct bnx2x *bp) | |
4846 | { | |
4847 | u32 val = REG_RD(bp, IGU_REG_PF_CONFIGURATION); | |
4848 | val &= ~IGU_PF_CONF_FUNC_EN; | |
4849 | ||
4850 | REG_WR(bp, IGU_REG_PF_CONFIGURATION, val); | |
4851 | REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, 0); | |
4852 | REG_WR(bp, CFC_REG_WEAK_ENABLE_PF, 0); | |
4853 | } | |
4854 | ||
523224a3 | 4855 | static int bnx2x_init_hw_common(struct bnx2x *bp, u32 load_code) |
a2fbb9ea | 4856 | { |
a2fbb9ea | 4857 | u32 val, i; |
a2fbb9ea | 4858 | |
f2e0899f | 4859 | DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_ABS_FUNC(bp)); |
a2fbb9ea | 4860 | |
81f75bbf | 4861 | bnx2x_reset_common(bp); |
34f80b04 EG |
4862 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff); |
4863 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc); | |
a2fbb9ea | 4864 | |
94a78b79 | 4865 | bnx2x_init_block(bp, MISC_BLOCK, COMMON_STAGE); |
f2e0899f | 4866 | if (!CHIP_IS_E1(bp)) |
fb3bff17 | 4867 | REG_WR(bp, MISC_REG_E1HMF_MODE, IS_MF(bp)); |
a2fbb9ea | 4868 | |
f2e0899f DK |
4869 | if (CHIP_IS_E2(bp)) { |
4870 | u8 fid; | |
4871 | ||
4872 | /** | |
4873 | * 4-port mode or 2-port mode we need to turn of master-enable | |
4874 | * for everyone, after that, turn it back on for self. | |
4875 | * so, we disregard multi-function or not, and always disable | |
4876 | * for all functions on the given path, this means 0,2,4,6 for | |
4877 | * path 0 and 1,3,5,7 for path 1 | |
4878 | */ | |
4879 | for (fid = BP_PATH(bp); fid < E2_FUNC_MAX*2; fid += 2) { | |
4880 | if (fid == BP_ABS_FUNC(bp)) { | |
4881 | REG_WR(bp, | |
4882 | PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, | |
4883 | 1); | |
4884 | continue; | |
4885 | } | |
4886 | ||
4887 | bnx2x_pretend_func(bp, fid); | |
4888 | /* clear pf enable */ | |
4889 | bnx2x_pf_disable(bp); | |
4890 | bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); | |
4891 | } | |
4892 | } | |
a2fbb9ea | 4893 | |
94a78b79 | 4894 | bnx2x_init_block(bp, PXP_BLOCK, COMMON_STAGE); |
34f80b04 EG |
4895 | if (CHIP_IS_E1(bp)) { |
4896 | /* enable HW interrupt from PXP on USDM overflow | |
4897 | bit 16 on INT_MASK_0 */ | |
4898 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
4899 | } | |
a2fbb9ea | 4900 | |
94a78b79 | 4901 | bnx2x_init_block(bp, PXP2_BLOCK, COMMON_STAGE); |
34f80b04 | 4902 | bnx2x_init_pxp(bp); |
a2fbb9ea ET |
4903 | |
4904 | #ifdef __BIG_ENDIAN | |
34f80b04 EG |
4905 | REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1); |
4906 | REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1); | |
4907 | REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1); | |
4908 | REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1); | |
4909 | REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1); | |
8badd27a EG |
4910 | /* make sure this value is 0 */ |
4911 | REG_WR(bp, PXP2_REG_RQ_HC_ENDIAN_M, 0); | |
34f80b04 EG |
4912 | |
4913 | /* REG_WR(bp, PXP2_REG_RD_PBF_SWAP_MODE, 1); */ | |
4914 | REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1); | |
4915 | REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1); | |
4916 | REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1); | |
4917 | REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1); | |
a2fbb9ea ET |
4918 | #endif |
4919 | ||
523224a3 DK |
4920 | bnx2x_ilt_init_page_size(bp, INITOP_SET); |
4921 | ||
34f80b04 EG |
4922 | if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp)) |
4923 | REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1); | |
a2fbb9ea | 4924 | |
34f80b04 EG |
4925 | /* let the HW do it's magic ... */ |
4926 | msleep(100); | |
4927 | /* finish PXP init */ | |
4928 | val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE); | |
4929 | if (val != 1) { | |
4930 | BNX2X_ERR("PXP2 CFG failed\n"); | |
4931 | return -EBUSY; | |
4932 | } | |
4933 | val = REG_RD(bp, PXP2_REG_RD_INIT_DONE); | |
4934 | if (val != 1) { | |
4935 | BNX2X_ERR("PXP2 RD_INIT failed\n"); | |
4936 | return -EBUSY; | |
4937 | } | |
a2fbb9ea | 4938 | |
f2e0899f DK |
4939 | /* Timers bug workaround E2 only. We need to set the entire ILT to |
4940 | * have entries with value "0" and valid bit on. | |
4941 | * This needs to be done by the first PF that is loaded in a path | |
4942 | * (i.e. common phase) | |
4943 | */ | |
4944 | if (CHIP_IS_E2(bp)) { | |
4945 | struct ilt_client_info ilt_cli; | |
4946 | struct bnx2x_ilt ilt; | |
4947 | memset(&ilt_cli, 0, sizeof(struct ilt_client_info)); | |
4948 | memset(&ilt, 0, sizeof(struct bnx2x_ilt)); | |
4949 | ||
b595076a | 4950 | /* initialize dummy TM client */ |
f2e0899f DK |
4951 | ilt_cli.start = 0; |
4952 | ilt_cli.end = ILT_NUM_PAGE_ENTRIES - 1; | |
4953 | ilt_cli.client_num = ILT_CLIENT_TM; | |
4954 | ||
4955 | /* Step 1: set zeroes to all ilt page entries with valid bit on | |
4956 | * Step 2: set the timers first/last ilt entry to point | |
4957 | * to the entire range to prevent ILT range error for 3rd/4th | |
4958 | * vnic (this code assumes existance of the vnic) | |
4959 | * | |
4960 | * both steps performed by call to bnx2x_ilt_client_init_op() | |
4961 | * with dummy TM client | |
4962 | * | |
4963 | * we must use pretend since PXP2_REG_RQ_##blk##_FIRST_ILT | |
4964 | * and his brother are split registers | |
4965 | */ | |
4966 | bnx2x_pretend_func(bp, (BP_PATH(bp) + 6)); | |
4967 | bnx2x_ilt_client_init_op_ilt(bp, &ilt, &ilt_cli, INITOP_CLEAR); | |
4968 | bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); | |
4969 | ||
4970 | REG_WR(bp, PXP2_REG_RQ_DRAM_ALIGN, BNX2X_PXP_DRAM_ALIGN); | |
4971 | REG_WR(bp, PXP2_REG_RQ_DRAM_ALIGN_RD, BNX2X_PXP_DRAM_ALIGN); | |
4972 | REG_WR(bp, PXP2_REG_RQ_DRAM_ALIGN_SEL, 1); | |
4973 | } | |
4974 | ||
4975 | ||
34f80b04 EG |
4976 | REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0); |
4977 | REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0); | |
a2fbb9ea | 4978 | |
f2e0899f DK |
4979 | if (CHIP_IS_E2(bp)) { |
4980 | int factor = CHIP_REV_IS_EMUL(bp) ? 1000 : | |
4981 | (CHIP_REV_IS_FPGA(bp) ? 400 : 0); | |
4982 | bnx2x_init_block(bp, PGLUE_B_BLOCK, COMMON_STAGE); | |
4983 | ||
4984 | bnx2x_init_block(bp, ATC_BLOCK, COMMON_STAGE); | |
4985 | ||
4986 | /* let the HW do it's magic ... */ | |
4987 | do { | |
4988 | msleep(200); | |
4989 | val = REG_RD(bp, ATC_REG_ATC_INIT_DONE); | |
4990 | } while (factor-- && (val != 1)); | |
4991 | ||
4992 | if (val != 1) { | |
4993 | BNX2X_ERR("ATC_INIT failed\n"); | |
4994 | return -EBUSY; | |
4995 | } | |
4996 | } | |
4997 | ||
94a78b79 | 4998 | bnx2x_init_block(bp, DMAE_BLOCK, COMMON_STAGE); |
a2fbb9ea | 4999 | |
34f80b04 EG |
5000 | /* clean the DMAE memory */ |
5001 | bp->dmae_ready = 1; | |
5002 | bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8); | |
a2fbb9ea | 5003 | |
94a78b79 VZ |
5004 | bnx2x_init_block(bp, TCM_BLOCK, COMMON_STAGE); |
5005 | bnx2x_init_block(bp, UCM_BLOCK, COMMON_STAGE); | |
5006 | bnx2x_init_block(bp, CCM_BLOCK, COMMON_STAGE); | |
5007 | bnx2x_init_block(bp, XCM_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 5008 | |
34f80b04 EG |
5009 | bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3); |
5010 | bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3); | |
5011 | bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3); | |
5012 | bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3); | |
5013 | ||
94a78b79 | 5014 | bnx2x_init_block(bp, QM_BLOCK, COMMON_STAGE); |
37b091ba | 5015 | |
f2e0899f DK |
5016 | if (CHIP_MODE_IS_4_PORT(bp)) |
5017 | bnx2x_init_block(bp, QM_4PORT_BLOCK, COMMON_STAGE); | |
f85582f8 | 5018 | |
523224a3 DK |
5019 | /* QM queues pointers table */ |
5020 | bnx2x_qm_init_ptr_table(bp, bp->qm_cid_count, INITOP_SET); | |
5021 | ||
34f80b04 EG |
5022 | /* soft reset pulse */ |
5023 | REG_WR(bp, QM_REG_SOFT_RESET, 1); | |
5024 | REG_WR(bp, QM_REG_SOFT_RESET, 0); | |
a2fbb9ea | 5025 | |
37b091ba | 5026 | #ifdef BCM_CNIC |
94a78b79 | 5027 | bnx2x_init_block(bp, TIMERS_BLOCK, COMMON_STAGE); |
a2fbb9ea | 5028 | #endif |
a2fbb9ea | 5029 | |
94a78b79 | 5030 | bnx2x_init_block(bp, DQ_BLOCK, COMMON_STAGE); |
523224a3 DK |
5031 | REG_WR(bp, DORQ_REG_DPM_CID_OFST, BNX2X_DB_SHIFT); |
5032 | ||
34f80b04 EG |
5033 | if (!CHIP_REV_IS_SLOW(bp)) { |
5034 | /* enable hw interrupt from doorbell Q */ | |
5035 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5036 | } | |
a2fbb9ea | 5037 | |
94a78b79 | 5038 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
f2e0899f DK |
5039 | if (CHIP_MODE_IS_4_PORT(bp)) { |
5040 | REG_WR(bp, BRB1_REG_FULL_LB_XOFF_THRESHOLD, 248); | |
5041 | REG_WR(bp, BRB1_REG_FULL_LB_XON_THRESHOLD, 328); | |
5042 | } | |
5043 | ||
94a78b79 | 5044 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); |
26c8fa4d | 5045 | REG_WR(bp, PRS_REG_A_PRSU_20, 0xf); |
37b091ba | 5046 | #ifndef BCM_CNIC |
3196a88a EG |
5047 | /* set NIC mode */ |
5048 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
37b091ba | 5049 | #endif |
f2e0899f | 5050 | if (!CHIP_IS_E1(bp)) |
fb3bff17 | 5051 | REG_WR(bp, PRS_REG_E1HOV_MODE, IS_MF(bp)); |
f85582f8 | 5052 | |
f2e0899f DK |
5053 | if (CHIP_IS_E2(bp)) { |
5054 | /* Bit-map indicating which L2 hdrs may appear after the | |
5055 | basic Ethernet header */ | |
5056 | int has_ovlan = IS_MF(bp); | |
5057 | REG_WR(bp, PRS_REG_HDRS_AFTER_BASIC, (has_ovlan ? 7 : 6)); | |
5058 | REG_WR(bp, PRS_REG_MUST_HAVE_HDRS, (has_ovlan ? 1 : 0)); | |
5059 | } | |
a2fbb9ea | 5060 | |
94a78b79 VZ |
5061 | bnx2x_init_block(bp, TSDM_BLOCK, COMMON_STAGE); |
5062 | bnx2x_init_block(bp, CSDM_BLOCK, COMMON_STAGE); | |
5063 | bnx2x_init_block(bp, USDM_BLOCK, COMMON_STAGE); | |
5064 | bnx2x_init_block(bp, XSDM_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 5065 | |
ca00392c EG |
5066 | bnx2x_init_fill(bp, TSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); |
5067 | bnx2x_init_fill(bp, USEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); | |
5068 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); | |
5069 | bnx2x_init_fill(bp, XSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); | |
a2fbb9ea | 5070 | |
94a78b79 VZ |
5071 | bnx2x_init_block(bp, TSEM_BLOCK, COMMON_STAGE); |
5072 | bnx2x_init_block(bp, USEM_BLOCK, COMMON_STAGE); | |
5073 | bnx2x_init_block(bp, CSEM_BLOCK, COMMON_STAGE); | |
5074 | bnx2x_init_block(bp, XSEM_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 5075 | |
f2e0899f DK |
5076 | if (CHIP_MODE_IS_4_PORT(bp)) |
5077 | bnx2x_init_block(bp, XSEM_4PORT_BLOCK, COMMON_STAGE); | |
5078 | ||
34f80b04 EG |
5079 | /* sync semi rtc */ |
5080 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
5081 | 0x80000000); | |
5082 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
5083 | 0x80000000); | |
a2fbb9ea | 5084 | |
94a78b79 VZ |
5085 | bnx2x_init_block(bp, UPB_BLOCK, COMMON_STAGE); |
5086 | bnx2x_init_block(bp, XPB_BLOCK, COMMON_STAGE); | |
5087 | bnx2x_init_block(bp, PBF_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 5088 | |
f2e0899f DK |
5089 | if (CHIP_IS_E2(bp)) { |
5090 | int has_ovlan = IS_MF(bp); | |
5091 | REG_WR(bp, PBF_REG_HDRS_AFTER_BASIC, (has_ovlan ? 7 : 6)); | |
5092 | REG_WR(bp, PBF_REG_MUST_HAVE_HDRS, (has_ovlan ? 1 : 0)); | |
5093 | } | |
5094 | ||
34f80b04 | 5095 | REG_WR(bp, SRC_REG_SOFT_RST, 1); |
c68ed255 TH |
5096 | for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4) |
5097 | REG_WR(bp, i, random32()); | |
f85582f8 | 5098 | |
94a78b79 | 5099 | bnx2x_init_block(bp, SRCH_BLOCK, COMMON_STAGE); |
37b091ba MC |
5100 | #ifdef BCM_CNIC |
5101 | REG_WR(bp, SRC_REG_KEYSEARCH_0, 0x63285672); | |
5102 | REG_WR(bp, SRC_REG_KEYSEARCH_1, 0x24b8f2cc); | |
5103 | REG_WR(bp, SRC_REG_KEYSEARCH_2, 0x223aef9b); | |
5104 | REG_WR(bp, SRC_REG_KEYSEARCH_3, 0x26001e3a); | |
5105 | REG_WR(bp, SRC_REG_KEYSEARCH_4, 0x7ae91116); | |
5106 | REG_WR(bp, SRC_REG_KEYSEARCH_5, 0x5ce5230b); | |
5107 | REG_WR(bp, SRC_REG_KEYSEARCH_6, 0x298d8adf); | |
5108 | REG_WR(bp, SRC_REG_KEYSEARCH_7, 0x6eb0ff09); | |
5109 | REG_WR(bp, SRC_REG_KEYSEARCH_8, 0x1830f82f); | |
5110 | REG_WR(bp, SRC_REG_KEYSEARCH_9, 0x01e46be7); | |
5111 | #endif | |
34f80b04 | 5112 | REG_WR(bp, SRC_REG_SOFT_RST, 0); |
a2fbb9ea | 5113 | |
34f80b04 EG |
5114 | if (sizeof(union cdu_context) != 1024) |
5115 | /* we currently assume that a context is 1024 bytes */ | |
cdaa7cb8 VZ |
5116 | dev_alert(&bp->pdev->dev, "please adjust the size " |
5117 | "of cdu_context(%ld)\n", | |
7995c64e | 5118 | (long)sizeof(union cdu_context)); |
a2fbb9ea | 5119 | |
94a78b79 | 5120 | bnx2x_init_block(bp, CDU_BLOCK, COMMON_STAGE); |
34f80b04 EG |
5121 | val = (4 << 24) + (0 << 12) + 1024; |
5122 | REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val); | |
a2fbb9ea | 5123 | |
94a78b79 | 5124 | bnx2x_init_block(bp, CFC_BLOCK, COMMON_STAGE); |
34f80b04 | 5125 | REG_WR(bp, CFC_REG_INIT_REG, 0x7FF); |
8d9c5f34 EG |
5126 | /* enable context validation interrupt from CFC */ |
5127 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
5128 | ||
5129 | /* set the thresholds to prevent CFC/CDU race */ | |
5130 | REG_WR(bp, CFC_REG_DEBUG0, 0x20020000); | |
a2fbb9ea | 5131 | |
94a78b79 | 5132 | bnx2x_init_block(bp, HC_BLOCK, COMMON_STAGE); |
f2e0899f DK |
5133 | |
5134 | if (CHIP_IS_E2(bp) && BP_NOMCP(bp)) | |
5135 | REG_WR(bp, IGU_REG_RESET_MEMORIES, 0x36); | |
5136 | ||
5137 | bnx2x_init_block(bp, IGU_BLOCK, COMMON_STAGE); | |
94a78b79 | 5138 | bnx2x_init_block(bp, MISC_AEU_BLOCK, COMMON_STAGE); |
a2fbb9ea | 5139 | |
94a78b79 | 5140 | bnx2x_init_block(bp, PXPCS_BLOCK, COMMON_STAGE); |
34f80b04 EG |
5141 | /* Reset PCIE errors for debug */ |
5142 | REG_WR(bp, 0x2814, 0xffffffff); | |
5143 | REG_WR(bp, 0x3820, 0xffffffff); | |
a2fbb9ea | 5144 | |
f2e0899f DK |
5145 | if (CHIP_IS_E2(bp)) { |
5146 | REG_WR(bp, PCICFG_OFFSET + PXPCS_TL_CONTROL_5, | |
5147 | (PXPCS_TL_CONTROL_5_ERR_UNSPPORT1 | | |
5148 | PXPCS_TL_CONTROL_5_ERR_UNSPPORT)); | |
5149 | REG_WR(bp, PCICFG_OFFSET + PXPCS_TL_FUNC345_STAT, | |
5150 | (PXPCS_TL_FUNC345_STAT_ERR_UNSPPORT4 | | |
5151 | PXPCS_TL_FUNC345_STAT_ERR_UNSPPORT3 | | |
5152 | PXPCS_TL_FUNC345_STAT_ERR_UNSPPORT2)); | |
5153 | REG_WR(bp, PCICFG_OFFSET + PXPCS_TL_FUNC678_STAT, | |
5154 | (PXPCS_TL_FUNC678_STAT_ERR_UNSPPORT7 | | |
5155 | PXPCS_TL_FUNC678_STAT_ERR_UNSPPORT6 | | |
5156 | PXPCS_TL_FUNC678_STAT_ERR_UNSPPORT5)); | |
5157 | } | |
5158 | ||
94a78b79 | 5159 | bnx2x_init_block(bp, EMAC0_BLOCK, COMMON_STAGE); |
94a78b79 | 5160 | bnx2x_init_block(bp, EMAC1_BLOCK, COMMON_STAGE); |
94a78b79 | 5161 | bnx2x_init_block(bp, DBU_BLOCK, COMMON_STAGE); |
94a78b79 | 5162 | bnx2x_init_block(bp, DBG_BLOCK, COMMON_STAGE); |
34f80b04 | 5163 | |
94a78b79 | 5164 | bnx2x_init_block(bp, NIG_BLOCK, COMMON_STAGE); |
f2e0899f | 5165 | if (!CHIP_IS_E1(bp)) { |
fb3bff17 DK |
5166 | REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_MF(bp)); |
5167 | REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_MF(bp)); | |
34f80b04 | 5168 | } |
f2e0899f DK |
5169 | if (CHIP_IS_E2(bp)) { |
5170 | /* Bit-map indicating which L2 hdrs may appear after the | |
5171 | basic Ethernet header */ | |
5172 | REG_WR(bp, NIG_REG_P0_HDRS_AFTER_BASIC, (IS_MF(bp) ? 7 : 6)); | |
5173 | } | |
34f80b04 EG |
5174 | |
5175 | if (CHIP_REV_IS_SLOW(bp)) | |
5176 | msleep(200); | |
5177 | ||
5178 | /* finish CFC init */ | |
5179 | val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10); | |
5180 | if (val != 1) { | |
5181 | BNX2X_ERR("CFC LL_INIT failed\n"); | |
5182 | return -EBUSY; | |
5183 | } | |
5184 | val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10); | |
5185 | if (val != 1) { | |
5186 | BNX2X_ERR("CFC AC_INIT failed\n"); | |
5187 | return -EBUSY; | |
5188 | } | |
5189 | val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10); | |
5190 | if (val != 1) { | |
5191 | BNX2X_ERR("CFC CAM_INIT failed\n"); | |
5192 | return -EBUSY; | |
5193 | } | |
5194 | REG_WR(bp, CFC_REG_DEBUG0, 0); | |
f1410647 | 5195 | |
f2e0899f DK |
5196 | if (CHIP_IS_E1(bp)) { |
5197 | /* read NIG statistic | |
5198 | to see if this is our first up since powerup */ | |
5199 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); | |
5200 | val = *bnx2x_sp(bp, wb_data[0]); | |
34f80b04 | 5201 | |
f2e0899f DK |
5202 | /* do internal memory self test */ |
5203 | if ((val == 0) && bnx2x_int_mem_test(bp)) { | |
5204 | BNX2X_ERR("internal mem self test failed\n"); | |
5205 | return -EBUSY; | |
5206 | } | |
34f80b04 EG |
5207 | } |
5208 | ||
d90d96ba | 5209 | bp->port.need_hw_lock = bnx2x_hw_lock_required(bp, |
a22f0788 YR |
5210 | bp->common.shmem_base, |
5211 | bp->common.shmem2_base); | |
f1410647 | 5212 | |
fd4ef40d EG |
5213 | bnx2x_setup_fan_failure_detection(bp); |
5214 | ||
34f80b04 EG |
5215 | /* clear PXP2 attentions */ |
5216 | REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0); | |
a2fbb9ea | 5217 | |
34f80b04 | 5218 | enable_blocks_attention(bp); |
72fd0718 VZ |
5219 | if (CHIP_PARITY_SUPPORTED(bp)) |
5220 | enable_blocks_parity(bp); | |
a2fbb9ea | 5221 | |
6bbca910 | 5222 | if (!BP_NOMCP(bp)) { |
f2e0899f DK |
5223 | /* In E2 2-PORT mode, same ext phy is used for the two paths */ |
5224 | if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON_CHIP) || | |
5225 | CHIP_IS_E1x(bp)) { | |
5226 | u32 shmem_base[2], shmem2_base[2]; | |
5227 | shmem_base[0] = bp->common.shmem_base; | |
5228 | shmem2_base[0] = bp->common.shmem2_base; | |
5229 | if (CHIP_IS_E2(bp)) { | |
5230 | shmem_base[1] = | |
5231 | SHMEM2_RD(bp, other_shmem_base_addr); | |
5232 | shmem2_base[1] = | |
5233 | SHMEM2_RD(bp, other_shmem2_base_addr); | |
5234 | } | |
5235 | bnx2x_acquire_phy_lock(bp); | |
5236 | bnx2x_common_init_phy(bp, shmem_base, shmem2_base, | |
5237 | bp->common.chip_id); | |
5238 | bnx2x_release_phy_lock(bp); | |
5239 | } | |
6bbca910 YR |
5240 | } else |
5241 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); | |
5242 | ||
34f80b04 EG |
5243 | return 0; |
5244 | } | |
a2fbb9ea | 5245 | |
523224a3 | 5246 | static int bnx2x_init_hw_port(struct bnx2x *bp) |
34f80b04 EG |
5247 | { |
5248 | int port = BP_PORT(bp); | |
94a78b79 | 5249 | int init_stage = port ? PORT1_STAGE : PORT0_STAGE; |
1c06328c | 5250 | u32 low, high; |
34f80b04 | 5251 | u32 val; |
a2fbb9ea | 5252 | |
cdaa7cb8 | 5253 | DP(BNX2X_MSG_MCP, "starting port init port %d\n", port); |
34f80b04 EG |
5254 | |
5255 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
a2fbb9ea | 5256 | |
94a78b79 | 5257 | bnx2x_init_block(bp, PXP_BLOCK, init_stage); |
94a78b79 | 5258 | bnx2x_init_block(bp, PXP2_BLOCK, init_stage); |
ca00392c | 5259 | |
f2e0899f DK |
5260 | /* Timers bug workaround: disables the pf_master bit in pglue at |
5261 | * common phase, we need to enable it here before any dmae access are | |
5262 | * attempted. Therefore we manually added the enable-master to the | |
5263 | * port phase (it also happens in the function phase) | |
5264 | */ | |
5265 | if (CHIP_IS_E2(bp)) | |
5266 | REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, 1); | |
5267 | ||
ca00392c EG |
5268 | bnx2x_init_block(bp, TCM_BLOCK, init_stage); |
5269 | bnx2x_init_block(bp, UCM_BLOCK, init_stage); | |
5270 | bnx2x_init_block(bp, CCM_BLOCK, init_stage); | |
94a78b79 | 5271 | bnx2x_init_block(bp, XCM_BLOCK, init_stage); |
a2fbb9ea | 5272 | |
523224a3 DK |
5273 | /* QM cid (connection) count */ |
5274 | bnx2x_qm_init_cid_count(bp, bp->qm_cid_count, INITOP_SET); | |
a2fbb9ea | 5275 | |
523224a3 | 5276 | #ifdef BCM_CNIC |
94a78b79 | 5277 | bnx2x_init_block(bp, TIMERS_BLOCK, init_stage); |
37b091ba MC |
5278 | REG_WR(bp, TM_REG_LIN0_SCAN_TIME + port*4, 20); |
5279 | REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + port*4, 31); | |
a2fbb9ea | 5280 | #endif |
cdaa7cb8 | 5281 | |
94a78b79 | 5282 | bnx2x_init_block(bp, DQ_BLOCK, init_stage); |
1c06328c | 5283 | |
f2e0899f DK |
5284 | if (CHIP_MODE_IS_4_PORT(bp)) |
5285 | bnx2x_init_block(bp, QM_4PORT_BLOCK, init_stage); | |
5286 | ||
5287 | if (CHIP_IS_E1(bp) || CHIP_IS_E1H(bp)) { | |
5288 | bnx2x_init_block(bp, BRB1_BLOCK, init_stage); | |
5289 | if (CHIP_REV_IS_SLOW(bp) && CHIP_IS_E1(bp)) { | |
5290 | /* no pause for emulation and FPGA */ | |
5291 | low = 0; | |
5292 | high = 513; | |
5293 | } else { | |
5294 | if (IS_MF(bp)) | |
5295 | low = ((bp->flags & ONE_PORT_FLAG) ? 160 : 246); | |
5296 | else if (bp->dev->mtu > 4096) { | |
5297 | if (bp->flags & ONE_PORT_FLAG) | |
5298 | low = 160; | |
5299 | else { | |
5300 | val = bp->dev->mtu; | |
5301 | /* (24*1024 + val*4)/256 */ | |
5302 | low = 96 + (val/64) + | |
5303 | ((val % 64) ? 1 : 0); | |
5304 | } | |
5305 | } else | |
5306 | low = ((bp->flags & ONE_PORT_FLAG) ? 80 : 160); | |
5307 | high = low + 56; /* 14*1024/256 */ | |
5308 | } | |
5309 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0 + port*4, low); | |
5310 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0 + port*4, high); | |
1c06328c | 5311 | } |
1c06328c | 5312 | |
f2e0899f DK |
5313 | if (CHIP_MODE_IS_4_PORT(bp)) { |
5314 | REG_WR(bp, BRB1_REG_PAUSE_0_XOFF_THRESHOLD_0 + port*8, 248); | |
5315 | REG_WR(bp, BRB1_REG_PAUSE_0_XON_THRESHOLD_0 + port*8, 328); | |
5316 | REG_WR(bp, (BP_PORT(bp) ? BRB1_REG_MAC_GUARANTIED_1 : | |
5317 | BRB1_REG_MAC_GUARANTIED_0), 40); | |
5318 | } | |
1c06328c | 5319 | |
94a78b79 | 5320 | bnx2x_init_block(bp, PRS_BLOCK, init_stage); |
ca00392c | 5321 | |
94a78b79 | 5322 | bnx2x_init_block(bp, TSDM_BLOCK, init_stage); |
94a78b79 | 5323 | bnx2x_init_block(bp, CSDM_BLOCK, init_stage); |
94a78b79 | 5324 | bnx2x_init_block(bp, USDM_BLOCK, init_stage); |
94a78b79 | 5325 | bnx2x_init_block(bp, XSDM_BLOCK, init_stage); |
356e2385 | 5326 | |
94a78b79 VZ |
5327 | bnx2x_init_block(bp, TSEM_BLOCK, init_stage); |
5328 | bnx2x_init_block(bp, USEM_BLOCK, init_stage); | |
5329 | bnx2x_init_block(bp, CSEM_BLOCK, init_stage); | |
5330 | bnx2x_init_block(bp, XSEM_BLOCK, init_stage); | |
f2e0899f DK |
5331 | if (CHIP_MODE_IS_4_PORT(bp)) |
5332 | bnx2x_init_block(bp, XSEM_4PORT_BLOCK, init_stage); | |
356e2385 | 5333 | |
94a78b79 | 5334 | bnx2x_init_block(bp, UPB_BLOCK, init_stage); |
94a78b79 | 5335 | bnx2x_init_block(bp, XPB_BLOCK, init_stage); |
34f80b04 | 5336 | |
94a78b79 | 5337 | bnx2x_init_block(bp, PBF_BLOCK, init_stage); |
a2fbb9ea | 5338 | |
f2e0899f DK |
5339 | if (!CHIP_IS_E2(bp)) { |
5340 | /* configure PBF to work without PAUSE mtu 9000 */ | |
5341 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); | |
a2fbb9ea | 5342 | |
f2e0899f DK |
5343 | /* update threshold */ |
5344 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16)); | |
5345 | /* update init credit */ | |
5346 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, (9040/16) + 553 - 22); | |
a2fbb9ea | 5347 | |
f2e0899f DK |
5348 | /* probe changes */ |
5349 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1); | |
5350 | udelay(50); | |
5351 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0); | |
5352 | } | |
a2fbb9ea | 5353 | |
37b091ba MC |
5354 | #ifdef BCM_CNIC |
5355 | bnx2x_init_block(bp, SRCH_BLOCK, init_stage); | |
a2fbb9ea | 5356 | #endif |
94a78b79 | 5357 | bnx2x_init_block(bp, CDU_BLOCK, init_stage); |
94a78b79 | 5358 | bnx2x_init_block(bp, CFC_BLOCK, init_stage); |
34f80b04 EG |
5359 | |
5360 | if (CHIP_IS_E1(bp)) { | |
5361 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5362 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5363 | } | |
94a78b79 | 5364 | bnx2x_init_block(bp, HC_BLOCK, init_stage); |
34f80b04 | 5365 | |
f2e0899f DK |
5366 | bnx2x_init_block(bp, IGU_BLOCK, init_stage); |
5367 | ||
94a78b79 | 5368 | bnx2x_init_block(bp, MISC_AEU_BLOCK, init_stage); |
34f80b04 EG |
5369 | /* init aeu_mask_attn_func_0/1: |
5370 | * - SF mode: bits 3-7 are masked. only bits 0-2 are in use | |
5371 | * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF | |
5372 | * bits 4-7 are used for "per vn group attention" */ | |
5373 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, | |
fb3bff17 | 5374 | (IS_MF(bp) ? 0xF7 : 0x7)); |
34f80b04 | 5375 | |
94a78b79 | 5376 | bnx2x_init_block(bp, PXPCS_BLOCK, init_stage); |
94a78b79 | 5377 | bnx2x_init_block(bp, EMAC0_BLOCK, init_stage); |
94a78b79 | 5378 | bnx2x_init_block(bp, EMAC1_BLOCK, init_stage); |
94a78b79 | 5379 | bnx2x_init_block(bp, DBU_BLOCK, init_stage); |
94a78b79 | 5380 | bnx2x_init_block(bp, DBG_BLOCK, init_stage); |
356e2385 | 5381 | |
94a78b79 | 5382 | bnx2x_init_block(bp, NIG_BLOCK, init_stage); |
34f80b04 EG |
5383 | |
5384 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1); | |
5385 | ||
f2e0899f | 5386 | if (!CHIP_IS_E1(bp)) { |
fb3bff17 | 5387 | /* 0x2 disable mf_ov, 0x1 enable */ |
34f80b04 | 5388 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4, |
fb3bff17 | 5389 | (IS_MF(bp) ? 0x1 : 0x2)); |
34f80b04 | 5390 | |
f2e0899f DK |
5391 | if (CHIP_IS_E2(bp)) { |
5392 | val = 0; | |
5393 | switch (bp->mf_mode) { | |
5394 | case MULTI_FUNCTION_SD: | |
5395 | val = 1; | |
5396 | break; | |
5397 | case MULTI_FUNCTION_SI: | |
5398 | val = 2; | |
5399 | break; | |
5400 | } | |
5401 | ||
5402 | REG_WR(bp, (BP_PORT(bp) ? NIG_REG_LLH1_CLS_TYPE : | |
5403 | NIG_REG_LLH0_CLS_TYPE), val); | |
5404 | } | |
1c06328c EG |
5405 | { |
5406 | REG_WR(bp, NIG_REG_LLFC_ENABLE_0 + port*4, 0); | |
5407 | REG_WR(bp, NIG_REG_LLFC_OUT_EN_0 + port*4, 0); | |
5408 | REG_WR(bp, NIG_REG_PAUSE_ENABLE_0 + port*4, 1); | |
5409 | } | |
34f80b04 EG |
5410 | } |
5411 | ||
94a78b79 | 5412 | bnx2x_init_block(bp, MCP_BLOCK, init_stage); |
94a78b79 | 5413 | bnx2x_init_block(bp, DMAE_BLOCK, init_stage); |
d90d96ba | 5414 | bp->port.need_hw_lock = bnx2x_hw_lock_required(bp, |
a22f0788 YR |
5415 | bp->common.shmem_base, |
5416 | bp->common.shmem2_base); | |
d90d96ba | 5417 | if (bnx2x_fan_failure_det_req(bp, bp->common.shmem_base, |
a22f0788 | 5418 | bp->common.shmem2_base, port)) { |
4d295db0 EG |
5419 | u32 reg_addr = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
5420 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
5421 | val = REG_RD(bp, reg_addr); | |
f1410647 | 5422 | val |= AEU_INPUTS_ATTN_BITS_SPIO5; |
4d295db0 | 5423 | REG_WR(bp, reg_addr, val); |
f1410647 | 5424 | } |
c18487ee | 5425 | bnx2x__link_reset(bp); |
a2fbb9ea | 5426 | |
34f80b04 EG |
5427 | return 0; |
5428 | } | |
5429 | ||
34f80b04 EG |
5430 | static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr) |
5431 | { | |
5432 | int reg; | |
5433 | ||
f2e0899f | 5434 | if (CHIP_IS_E1(bp)) |
34f80b04 | 5435 | reg = PXP2_REG_RQ_ONCHIP_AT + index*8; |
f2e0899f DK |
5436 | else |
5437 | reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8; | |
34f80b04 EG |
5438 | |
5439 | bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr)); | |
5440 | } | |
5441 | ||
f2e0899f DK |
5442 | static inline void bnx2x_igu_clear_sb(struct bnx2x *bp, u8 idu_sb_id) |
5443 | { | |
5444 | bnx2x_igu_clear_sb_gen(bp, idu_sb_id, true /*PF*/); | |
5445 | } | |
5446 | ||
5447 | static inline void bnx2x_clear_func_ilt(struct bnx2x *bp, u32 func) | |
5448 | { | |
5449 | u32 i, base = FUNC_ILT_BASE(func); | |
5450 | for (i = base; i < base + ILT_PER_FUNC; i++) | |
5451 | bnx2x_ilt_wr(bp, i, 0); | |
5452 | } | |
5453 | ||
523224a3 | 5454 | static int bnx2x_init_hw_func(struct bnx2x *bp) |
34f80b04 EG |
5455 | { |
5456 | int port = BP_PORT(bp); | |
5457 | int func = BP_FUNC(bp); | |
523224a3 DK |
5458 | struct bnx2x_ilt *ilt = BP_ILT(bp); |
5459 | u16 cdu_ilt_start; | |
8badd27a | 5460 | u32 addr, val; |
f4a66897 VZ |
5461 | u32 main_mem_base, main_mem_size, main_mem_prty_clr; |
5462 | int i, main_mem_width; | |
34f80b04 | 5463 | |
cdaa7cb8 | 5464 | DP(BNX2X_MSG_MCP, "starting func init func %d\n", func); |
34f80b04 | 5465 | |
8badd27a | 5466 | /* set MSI reconfigure capability */ |
f2e0899f DK |
5467 | if (bp->common.int_block == INT_BLOCK_HC) { |
5468 | addr = (port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0); | |
5469 | val = REG_RD(bp, addr); | |
5470 | val |= HC_CONFIG_0_REG_MSI_ATTN_EN_0; | |
5471 | REG_WR(bp, addr, val); | |
5472 | } | |
8badd27a | 5473 | |
523224a3 DK |
5474 | ilt = BP_ILT(bp); |
5475 | cdu_ilt_start = ilt->clients[ILT_CLIENT_CDU].start; | |
37b091ba | 5476 | |
523224a3 DK |
5477 | for (i = 0; i < L2_ILT_LINES(bp); i++) { |
5478 | ilt->lines[cdu_ilt_start + i].page = | |
5479 | bp->context.vcxt + (ILT_PAGE_CIDS * i); | |
5480 | ilt->lines[cdu_ilt_start + i].page_mapping = | |
5481 | bp->context.cxt_mapping + (CDU_ILT_PAGE_SZ * i); | |
5482 | /* cdu ilt pages are allocated manually so there's no need to | |
5483 | set the size */ | |
37b091ba | 5484 | } |
523224a3 | 5485 | bnx2x_ilt_init_op(bp, INITOP_SET); |
f85582f8 | 5486 | |
523224a3 DK |
5487 | #ifdef BCM_CNIC |
5488 | bnx2x_src_init_t2(bp, bp->t2, bp->t2_mapping, SRC_CONN_NUM); | |
37b091ba | 5489 | |
523224a3 DK |
5490 | /* T1 hash bits value determines the T1 number of entries */ |
5491 | REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + port*4, SRC_HASH_BITS); | |
5492 | #endif | |
37b091ba | 5493 | |
523224a3 DK |
5494 | #ifndef BCM_CNIC |
5495 | /* set NIC mode */ | |
5496 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
5497 | #endif /* BCM_CNIC */ | |
37b091ba | 5498 | |
f2e0899f DK |
5499 | if (CHIP_IS_E2(bp)) { |
5500 | u32 pf_conf = IGU_PF_CONF_FUNC_EN; | |
5501 | ||
5502 | /* Turn on a single ISR mode in IGU if driver is going to use | |
5503 | * INT#x or MSI | |
5504 | */ | |
5505 | if (!(bp->flags & USING_MSIX_FLAG)) | |
5506 | pf_conf |= IGU_PF_CONF_SINGLE_ISR_EN; | |
5507 | /* | |
5508 | * Timers workaround bug: function init part. | |
5509 | * Need to wait 20msec after initializing ILT, | |
5510 | * needed to make sure there are no requests in | |
5511 | * one of the PXP internal queues with "old" ILT addresses | |
5512 | */ | |
5513 | msleep(20); | |
5514 | /* | |
5515 | * Master enable - Due to WB DMAE writes performed before this | |
5516 | * register is re-initialized as part of the regular function | |
5517 | * init | |
5518 | */ | |
5519 | REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, 1); | |
5520 | /* Enable the function in IGU */ | |
5521 | REG_WR(bp, IGU_REG_PF_CONFIGURATION, pf_conf); | |
5522 | } | |
5523 | ||
523224a3 | 5524 | bp->dmae_ready = 1; |
34f80b04 | 5525 | |
523224a3 DK |
5526 | bnx2x_init_block(bp, PGLUE_B_BLOCK, FUNC0_STAGE + func); |
5527 | ||
f2e0899f DK |
5528 | if (CHIP_IS_E2(bp)) |
5529 | REG_WR(bp, PGLUE_B_REG_WAS_ERROR_PF_7_0_CLR, func); | |
5530 | ||
523224a3 DK |
5531 | bnx2x_init_block(bp, MISC_BLOCK, FUNC0_STAGE + func); |
5532 | bnx2x_init_block(bp, TCM_BLOCK, FUNC0_STAGE + func); | |
5533 | bnx2x_init_block(bp, UCM_BLOCK, FUNC0_STAGE + func); | |
5534 | bnx2x_init_block(bp, CCM_BLOCK, FUNC0_STAGE + func); | |
5535 | bnx2x_init_block(bp, XCM_BLOCK, FUNC0_STAGE + func); | |
5536 | bnx2x_init_block(bp, TSEM_BLOCK, FUNC0_STAGE + func); | |
5537 | bnx2x_init_block(bp, USEM_BLOCK, FUNC0_STAGE + func); | |
5538 | bnx2x_init_block(bp, CSEM_BLOCK, FUNC0_STAGE + func); | |
5539 | bnx2x_init_block(bp, XSEM_BLOCK, FUNC0_STAGE + func); | |
5540 | ||
f2e0899f DK |
5541 | if (CHIP_IS_E2(bp)) { |
5542 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_PATH_ID_OFFSET, | |
5543 | BP_PATH(bp)); | |
5544 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_PATH_ID_OFFSET, | |
5545 | BP_PATH(bp)); | |
5546 | } | |
5547 | ||
5548 | if (CHIP_MODE_IS_4_PORT(bp)) | |
5549 | bnx2x_init_block(bp, XSEM_4PORT_BLOCK, FUNC0_STAGE + func); | |
5550 | ||
5551 | if (CHIP_IS_E2(bp)) | |
5552 | REG_WR(bp, QM_REG_PF_EN, 1); | |
5553 | ||
523224a3 | 5554 | bnx2x_init_block(bp, QM_BLOCK, FUNC0_STAGE + func); |
f2e0899f DK |
5555 | |
5556 | if (CHIP_MODE_IS_4_PORT(bp)) | |
5557 | bnx2x_init_block(bp, QM_4PORT_BLOCK, FUNC0_STAGE + func); | |
5558 | ||
523224a3 DK |
5559 | bnx2x_init_block(bp, TIMERS_BLOCK, FUNC0_STAGE + func); |
5560 | bnx2x_init_block(bp, DQ_BLOCK, FUNC0_STAGE + func); | |
5561 | bnx2x_init_block(bp, BRB1_BLOCK, FUNC0_STAGE + func); | |
5562 | bnx2x_init_block(bp, PRS_BLOCK, FUNC0_STAGE + func); | |
5563 | bnx2x_init_block(bp, TSDM_BLOCK, FUNC0_STAGE + func); | |
5564 | bnx2x_init_block(bp, CSDM_BLOCK, FUNC0_STAGE + func); | |
5565 | bnx2x_init_block(bp, USDM_BLOCK, FUNC0_STAGE + func); | |
5566 | bnx2x_init_block(bp, XSDM_BLOCK, FUNC0_STAGE + func); | |
5567 | bnx2x_init_block(bp, UPB_BLOCK, FUNC0_STAGE + func); | |
5568 | bnx2x_init_block(bp, XPB_BLOCK, FUNC0_STAGE + func); | |
5569 | bnx2x_init_block(bp, PBF_BLOCK, FUNC0_STAGE + func); | |
f2e0899f DK |
5570 | if (CHIP_IS_E2(bp)) |
5571 | REG_WR(bp, PBF_REG_DISABLE_PF, 0); | |
5572 | ||
523224a3 DK |
5573 | bnx2x_init_block(bp, CDU_BLOCK, FUNC0_STAGE + func); |
5574 | ||
5575 | bnx2x_init_block(bp, CFC_BLOCK, FUNC0_STAGE + func); | |
34f80b04 | 5576 | |
f2e0899f DK |
5577 | if (CHIP_IS_E2(bp)) |
5578 | REG_WR(bp, CFC_REG_WEAK_ENABLE_PF, 1); | |
5579 | ||
fb3bff17 | 5580 | if (IS_MF(bp)) { |
34f80b04 | 5581 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); |
fb3bff17 | 5582 | REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->mf_ov); |
34f80b04 EG |
5583 | } |
5584 | ||
523224a3 DK |
5585 | bnx2x_init_block(bp, MISC_AEU_BLOCK, FUNC0_STAGE + func); |
5586 | ||
34f80b04 | 5587 | /* HC init per function */ |
f2e0899f DK |
5588 | if (bp->common.int_block == INT_BLOCK_HC) { |
5589 | if (CHIP_IS_E1H(bp)) { | |
5590 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
5591 | ||
5592 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5593 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5594 | } | |
5595 | bnx2x_init_block(bp, HC_BLOCK, FUNC0_STAGE + func); | |
5596 | ||
5597 | } else { | |
5598 | int num_segs, sb_idx, prod_offset; | |
5599 | ||
34f80b04 EG |
5600 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); |
5601 | ||
f2e0899f DK |
5602 | if (CHIP_IS_E2(bp)) { |
5603 | REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, 0); | |
5604 | REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, 0); | |
5605 | } | |
5606 | ||
5607 | bnx2x_init_block(bp, IGU_BLOCK, FUNC0_STAGE + func); | |
5608 | ||
5609 | if (CHIP_IS_E2(bp)) { | |
5610 | int dsb_idx = 0; | |
5611 | /** | |
5612 | * Producer memory: | |
5613 | * E2 mode: address 0-135 match to the mapping memory; | |
5614 | * 136 - PF0 default prod; 137 - PF1 default prod; | |
5615 | * 138 - PF2 default prod; 139 - PF3 default prod; | |
5616 | * 140 - PF0 attn prod; 141 - PF1 attn prod; | |
5617 | * 142 - PF2 attn prod; 143 - PF3 attn prod; | |
5618 | * 144-147 reserved. | |
5619 | * | |
5620 | * E1.5 mode - In backward compatible mode; | |
5621 | * for non default SB; each even line in the memory | |
5622 | * holds the U producer and each odd line hold | |
5623 | * the C producer. The first 128 producers are for | |
5624 | * NDSB (PF0 - 0-31; PF1 - 32-63 and so on). The last 20 | |
5625 | * producers are for the DSB for each PF. | |
5626 | * Each PF has five segments: (the order inside each | |
5627 | * segment is PF0; PF1; PF2; PF3) - 128-131 U prods; | |
5628 | * 132-135 C prods; 136-139 X prods; 140-143 T prods; | |
5629 | * 144-147 attn prods; | |
5630 | */ | |
5631 | /* non-default-status-blocks */ | |
5632 | num_segs = CHIP_INT_MODE_IS_BC(bp) ? | |
5633 | IGU_BC_NDSB_NUM_SEGS : IGU_NORM_NDSB_NUM_SEGS; | |
5634 | for (sb_idx = 0; sb_idx < bp->igu_sb_cnt; sb_idx++) { | |
5635 | prod_offset = (bp->igu_base_sb + sb_idx) * | |
5636 | num_segs; | |
5637 | ||
5638 | for (i = 0; i < num_segs; i++) { | |
5639 | addr = IGU_REG_PROD_CONS_MEMORY + | |
5640 | (prod_offset + i) * 4; | |
5641 | REG_WR(bp, addr, 0); | |
5642 | } | |
5643 | /* send consumer update with value 0 */ | |
5644 | bnx2x_ack_sb(bp, bp->igu_base_sb + sb_idx, | |
5645 | USTORM_ID, 0, IGU_INT_NOP, 1); | |
5646 | bnx2x_igu_clear_sb(bp, | |
5647 | bp->igu_base_sb + sb_idx); | |
5648 | } | |
5649 | ||
5650 | /* default-status-blocks */ | |
5651 | num_segs = CHIP_INT_MODE_IS_BC(bp) ? | |
5652 | IGU_BC_DSB_NUM_SEGS : IGU_NORM_DSB_NUM_SEGS; | |
5653 | ||
5654 | if (CHIP_MODE_IS_4_PORT(bp)) | |
5655 | dsb_idx = BP_FUNC(bp); | |
5656 | else | |
5657 | dsb_idx = BP_E1HVN(bp); | |
5658 | ||
5659 | prod_offset = (CHIP_INT_MODE_IS_BC(bp) ? | |
5660 | IGU_BC_BASE_DSB_PROD + dsb_idx : | |
5661 | IGU_NORM_BASE_DSB_PROD + dsb_idx); | |
5662 | ||
5663 | for (i = 0; i < (num_segs * E1HVN_MAX); | |
5664 | i += E1HVN_MAX) { | |
5665 | addr = IGU_REG_PROD_CONS_MEMORY + | |
5666 | (prod_offset + i)*4; | |
5667 | REG_WR(bp, addr, 0); | |
5668 | } | |
5669 | /* send consumer update with 0 */ | |
5670 | if (CHIP_INT_MODE_IS_BC(bp)) { | |
5671 | bnx2x_ack_sb(bp, bp->igu_dsb_id, | |
5672 | USTORM_ID, 0, IGU_INT_NOP, 1); | |
5673 | bnx2x_ack_sb(bp, bp->igu_dsb_id, | |
5674 | CSTORM_ID, 0, IGU_INT_NOP, 1); | |
5675 | bnx2x_ack_sb(bp, bp->igu_dsb_id, | |
5676 | XSTORM_ID, 0, IGU_INT_NOP, 1); | |
5677 | bnx2x_ack_sb(bp, bp->igu_dsb_id, | |
5678 | TSTORM_ID, 0, IGU_INT_NOP, 1); | |
5679 | bnx2x_ack_sb(bp, bp->igu_dsb_id, | |
5680 | ATTENTION_ID, 0, IGU_INT_NOP, 1); | |
5681 | } else { | |
5682 | bnx2x_ack_sb(bp, bp->igu_dsb_id, | |
5683 | USTORM_ID, 0, IGU_INT_NOP, 1); | |
5684 | bnx2x_ack_sb(bp, bp->igu_dsb_id, | |
5685 | ATTENTION_ID, 0, IGU_INT_NOP, 1); | |
5686 | } | |
5687 | bnx2x_igu_clear_sb(bp, bp->igu_dsb_id); | |
5688 | ||
5689 | /* !!! these should become driver const once | |
5690 | rf-tool supports split-68 const */ | |
5691 | REG_WR(bp, IGU_REG_SB_INT_BEFORE_MASK_LSB, 0); | |
5692 | REG_WR(bp, IGU_REG_SB_INT_BEFORE_MASK_MSB, 0); | |
5693 | REG_WR(bp, IGU_REG_SB_MASK_LSB, 0); | |
5694 | REG_WR(bp, IGU_REG_SB_MASK_MSB, 0); | |
5695 | REG_WR(bp, IGU_REG_PBA_STATUS_LSB, 0); | |
5696 | REG_WR(bp, IGU_REG_PBA_STATUS_MSB, 0); | |
5697 | } | |
34f80b04 | 5698 | } |
34f80b04 | 5699 | |
c14423fe | 5700 | /* Reset PCIE errors for debug */ |
a2fbb9ea ET |
5701 | REG_WR(bp, 0x2114, 0xffffffff); |
5702 | REG_WR(bp, 0x2120, 0xffffffff); | |
523224a3 DK |
5703 | |
5704 | bnx2x_init_block(bp, EMAC0_BLOCK, FUNC0_STAGE + func); | |
5705 | bnx2x_init_block(bp, EMAC1_BLOCK, FUNC0_STAGE + func); | |
5706 | bnx2x_init_block(bp, DBU_BLOCK, FUNC0_STAGE + func); | |
5707 | bnx2x_init_block(bp, DBG_BLOCK, FUNC0_STAGE + func); | |
5708 | bnx2x_init_block(bp, MCP_BLOCK, FUNC0_STAGE + func); | |
5709 | bnx2x_init_block(bp, DMAE_BLOCK, FUNC0_STAGE + func); | |
5710 | ||
f4a66897 VZ |
5711 | if (CHIP_IS_E1x(bp)) { |
5712 | main_mem_size = HC_REG_MAIN_MEMORY_SIZE / 2; /*dwords*/ | |
5713 | main_mem_base = HC_REG_MAIN_MEMORY + | |
5714 | BP_PORT(bp) * (main_mem_size * 4); | |
5715 | main_mem_prty_clr = HC_REG_HC_PRTY_STS_CLR; | |
5716 | main_mem_width = 8; | |
5717 | ||
5718 | val = REG_RD(bp, main_mem_prty_clr); | |
5719 | if (val) | |
5720 | DP(BNX2X_MSG_MCP, "Hmmm... Parity errors in HC " | |
5721 | "block during " | |
5722 | "function init (0x%x)!\n", val); | |
5723 | ||
5724 | /* Clear "false" parity errors in MSI-X table */ | |
5725 | for (i = main_mem_base; | |
5726 | i < main_mem_base + main_mem_size * 4; | |
5727 | i += main_mem_width) { | |
5728 | bnx2x_read_dmae(bp, i, main_mem_width / 4); | |
5729 | bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), | |
5730 | i, main_mem_width / 4); | |
5731 | } | |
5732 | /* Clear HC parity attention */ | |
5733 | REG_RD(bp, main_mem_prty_clr); | |
5734 | } | |
5735 | ||
b7737c9b | 5736 | bnx2x_phy_probe(&bp->link_params); |
f85582f8 | 5737 | |
34f80b04 EG |
5738 | return 0; |
5739 | } | |
5740 | ||
9f6c9258 | 5741 | int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) |
34f80b04 | 5742 | { |
523224a3 | 5743 | int rc = 0; |
a2fbb9ea | 5744 | |
34f80b04 | 5745 | DP(BNX2X_MSG_MCP, "function %d load_code %x\n", |
f2e0899f | 5746 | BP_ABS_FUNC(bp), load_code); |
a2fbb9ea | 5747 | |
34f80b04 EG |
5748 | bp->dmae_ready = 0; |
5749 | mutex_init(&bp->dmae_mutex); | |
54016b26 EG |
5750 | rc = bnx2x_gunzip_init(bp); |
5751 | if (rc) | |
5752 | return rc; | |
a2fbb9ea | 5753 | |
34f80b04 EG |
5754 | switch (load_code) { |
5755 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
f2e0899f | 5756 | case FW_MSG_CODE_DRV_LOAD_COMMON_CHIP: |
523224a3 | 5757 | rc = bnx2x_init_hw_common(bp, load_code); |
34f80b04 EG |
5758 | if (rc) |
5759 | goto init_hw_err; | |
5760 | /* no break */ | |
5761 | ||
5762 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
523224a3 | 5763 | rc = bnx2x_init_hw_port(bp); |
34f80b04 EG |
5764 | if (rc) |
5765 | goto init_hw_err; | |
5766 | /* no break */ | |
5767 | ||
5768 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
523224a3 | 5769 | rc = bnx2x_init_hw_func(bp); |
34f80b04 EG |
5770 | if (rc) |
5771 | goto init_hw_err; | |
5772 | break; | |
5773 | ||
5774 | default: | |
5775 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
5776 | break; | |
5777 | } | |
5778 | ||
5779 | if (!BP_NOMCP(bp)) { | |
f2e0899f | 5780 | int mb_idx = BP_FW_MB_IDX(bp); |
a2fbb9ea ET |
5781 | |
5782 | bp->fw_drv_pulse_wr_seq = | |
f2e0899f | 5783 | (SHMEM_RD(bp, func_mb[mb_idx].drv_pulse_mb) & |
a2fbb9ea | 5784 | DRV_PULSE_SEQ_MASK); |
6fe49bb9 EG |
5785 | DP(BNX2X_MSG_MCP, "drv_pulse 0x%x\n", bp->fw_drv_pulse_wr_seq); |
5786 | } | |
a2fbb9ea | 5787 | |
34f80b04 EG |
5788 | init_hw_err: |
5789 | bnx2x_gunzip_end(bp); | |
5790 | ||
5791 | return rc; | |
a2fbb9ea ET |
5792 | } |
5793 | ||
9f6c9258 | 5794 | void bnx2x_free_mem(struct bnx2x *bp) |
a2fbb9ea ET |
5795 | { |
5796 | ||
5797 | #define BNX2X_PCI_FREE(x, y, size) \ | |
5798 | do { \ | |
5799 | if (x) { \ | |
523224a3 | 5800 | dma_free_coherent(&bp->pdev->dev, size, (void *)x, y); \ |
a2fbb9ea ET |
5801 | x = NULL; \ |
5802 | y = 0; \ | |
5803 | } \ | |
5804 | } while (0) | |
5805 | ||
5806 | #define BNX2X_FREE(x) \ | |
5807 | do { \ | |
5808 | if (x) { \ | |
523224a3 | 5809 | kfree((void *)x); \ |
a2fbb9ea ET |
5810 | x = NULL; \ |
5811 | } \ | |
5812 | } while (0) | |
5813 | ||
5814 | int i; | |
5815 | ||
5816 | /* fastpath */ | |
555f6c78 | 5817 | /* Common */ |
a2fbb9ea | 5818 | for_each_queue(bp, i) { |
555f6c78 | 5819 | /* status blocks */ |
f2e0899f DK |
5820 | if (CHIP_IS_E2(bp)) |
5821 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk.e2_sb), | |
5822 | bnx2x_fp(bp, i, status_blk_mapping), | |
5823 | sizeof(struct host_hc_status_block_e2)); | |
5824 | else | |
5825 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk.e1x_sb), | |
5826 | bnx2x_fp(bp, i, status_blk_mapping), | |
5827 | sizeof(struct host_hc_status_block_e1x)); | |
555f6c78 EG |
5828 | } |
5829 | /* Rx */ | |
54b9ddaa | 5830 | for_each_queue(bp, i) { |
a2fbb9ea | 5831 | |
555f6c78 | 5832 | /* fastpath rx rings: rx_buf rx_desc rx_comp */ |
a2fbb9ea ET |
5833 | BNX2X_FREE(bnx2x_fp(bp, i, rx_buf_ring)); |
5834 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_desc_ring), | |
5835 | bnx2x_fp(bp, i, rx_desc_mapping), | |
5836 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
5837 | ||
5838 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_comp_ring), | |
5839 | bnx2x_fp(bp, i, rx_comp_mapping), | |
5840 | sizeof(struct eth_fast_path_rx_cqe) * | |
5841 | NUM_RCQ_BD); | |
a2fbb9ea | 5842 | |
7a9b2557 | 5843 | /* SGE ring */ |
32626230 | 5844 | BNX2X_FREE(bnx2x_fp(bp, i, rx_page_ring)); |
7a9b2557 VZ |
5845 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_sge_ring), |
5846 | bnx2x_fp(bp, i, rx_sge_mapping), | |
5847 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
5848 | } | |
555f6c78 | 5849 | /* Tx */ |
54b9ddaa | 5850 | for_each_queue(bp, i) { |
555f6c78 EG |
5851 | |
5852 | /* fastpath tx rings: tx_buf tx_desc */ | |
5853 | BNX2X_FREE(bnx2x_fp(bp, i, tx_buf_ring)); | |
5854 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, tx_desc_ring), | |
5855 | bnx2x_fp(bp, i, tx_desc_mapping), | |
ca00392c | 5856 | sizeof(union eth_tx_bd_types) * NUM_TX_BD); |
555f6c78 | 5857 | } |
a2fbb9ea ET |
5858 | /* end of fastpath */ |
5859 | ||
5860 | BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping, | |
523224a3 | 5861 | sizeof(struct host_sp_status_block)); |
a2fbb9ea ET |
5862 | |
5863 | BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping, | |
34f80b04 | 5864 | sizeof(struct bnx2x_slowpath)); |
a2fbb9ea | 5865 | |
523224a3 DK |
5866 | BNX2X_PCI_FREE(bp->context.vcxt, bp->context.cxt_mapping, |
5867 | bp->context.size); | |
5868 | ||
5869 | bnx2x_ilt_mem_op(bp, ILT_MEMOP_FREE); | |
5870 | ||
5871 | BNX2X_FREE(bp->ilt->lines); | |
f85582f8 | 5872 | |
37b091ba | 5873 | #ifdef BCM_CNIC |
f2e0899f DK |
5874 | if (CHIP_IS_E2(bp)) |
5875 | BNX2X_PCI_FREE(bp->cnic_sb.e2_sb, bp->cnic_sb_mapping, | |
5876 | sizeof(struct host_hc_status_block_e2)); | |
5877 | else | |
5878 | BNX2X_PCI_FREE(bp->cnic_sb.e1x_sb, bp->cnic_sb_mapping, | |
5879 | sizeof(struct host_hc_status_block_e1x)); | |
f85582f8 | 5880 | |
523224a3 | 5881 | BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, SRC_T2_SZ); |
a2fbb9ea | 5882 | #endif |
f85582f8 | 5883 | |
7a9b2557 | 5884 | BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE); |
a2fbb9ea | 5885 | |
523224a3 DK |
5886 | BNX2X_PCI_FREE(bp->eq_ring, bp->eq_mapping, |
5887 | BCM_PAGE_SIZE * NUM_EQ_PAGES); | |
5888 | ||
a2fbb9ea ET |
5889 | #undef BNX2X_PCI_FREE |
5890 | #undef BNX2X_KFREE | |
5891 | } | |
5892 | ||
f2e0899f DK |
5893 | static inline void set_sb_shortcuts(struct bnx2x *bp, int index) |
5894 | { | |
5895 | union host_hc_status_block status_blk = bnx2x_fp(bp, index, status_blk); | |
5896 | if (CHIP_IS_E2(bp)) { | |
5897 | bnx2x_fp(bp, index, sb_index_values) = | |
5898 | (__le16 *)status_blk.e2_sb->sb.index_values; | |
5899 | bnx2x_fp(bp, index, sb_running_index) = | |
5900 | (__le16 *)status_blk.e2_sb->sb.running_index; | |
5901 | } else { | |
5902 | bnx2x_fp(bp, index, sb_index_values) = | |
5903 | (__le16 *)status_blk.e1x_sb->sb.index_values; | |
5904 | bnx2x_fp(bp, index, sb_running_index) = | |
5905 | (__le16 *)status_blk.e1x_sb->sb.running_index; | |
5906 | } | |
5907 | } | |
5908 | ||
9f6c9258 | 5909 | int bnx2x_alloc_mem(struct bnx2x *bp) |
a2fbb9ea | 5910 | { |
a2fbb9ea ET |
5911 | #define BNX2X_PCI_ALLOC(x, y, size) \ |
5912 | do { \ | |
1a983142 | 5913 | x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \ |
9f6c9258 DK |
5914 | if (x == NULL) \ |
5915 | goto alloc_mem_err; \ | |
5916 | memset(x, 0, size); \ | |
5917 | } while (0) | |
a2fbb9ea | 5918 | |
9f6c9258 DK |
5919 | #define BNX2X_ALLOC(x, size) \ |
5920 | do { \ | |
523224a3 | 5921 | x = kzalloc(size, GFP_KERNEL); \ |
9f6c9258 DK |
5922 | if (x == NULL) \ |
5923 | goto alloc_mem_err; \ | |
9f6c9258 | 5924 | } while (0) |
a2fbb9ea | 5925 | |
9f6c9258 | 5926 | int i; |
a2fbb9ea | 5927 | |
9f6c9258 DK |
5928 | /* fastpath */ |
5929 | /* Common */ | |
a2fbb9ea | 5930 | for_each_queue(bp, i) { |
f2e0899f | 5931 | union host_hc_status_block *sb = &bnx2x_fp(bp, i, status_blk); |
9f6c9258 | 5932 | bnx2x_fp(bp, i, bp) = bp; |
9f6c9258 | 5933 | /* status blocks */ |
f2e0899f DK |
5934 | if (CHIP_IS_E2(bp)) |
5935 | BNX2X_PCI_ALLOC(sb->e2_sb, | |
5936 | &bnx2x_fp(bp, i, status_blk_mapping), | |
5937 | sizeof(struct host_hc_status_block_e2)); | |
5938 | else | |
5939 | BNX2X_PCI_ALLOC(sb->e1x_sb, | |
9f6c9258 | 5940 | &bnx2x_fp(bp, i, status_blk_mapping), |
523224a3 DK |
5941 | sizeof(struct host_hc_status_block_e1x)); |
5942 | ||
f2e0899f | 5943 | set_sb_shortcuts(bp, i); |
a2fbb9ea | 5944 | } |
9f6c9258 DK |
5945 | /* Rx */ |
5946 | for_each_queue(bp, i) { | |
a2fbb9ea | 5947 | |
9f6c9258 DK |
5948 | /* fastpath rx rings: rx_buf rx_desc rx_comp */ |
5949 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_buf_ring), | |
5950 | sizeof(struct sw_rx_bd) * NUM_RX_BD); | |
5951 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_desc_ring), | |
5952 | &bnx2x_fp(bp, i, rx_desc_mapping), | |
5953 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
555f6c78 | 5954 | |
9f6c9258 DK |
5955 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_comp_ring), |
5956 | &bnx2x_fp(bp, i, rx_comp_mapping), | |
5957 | sizeof(struct eth_fast_path_rx_cqe) * | |
5958 | NUM_RCQ_BD); | |
a2fbb9ea | 5959 | |
9f6c9258 DK |
5960 | /* SGE ring */ |
5961 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_page_ring), | |
5962 | sizeof(struct sw_rx_page) * NUM_RX_SGE); | |
5963 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_sge_ring), | |
5964 | &bnx2x_fp(bp, i, rx_sge_mapping), | |
5965 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
5966 | } | |
5967 | /* Tx */ | |
5968 | for_each_queue(bp, i) { | |
8badd27a | 5969 | |
9f6c9258 DK |
5970 | /* fastpath tx rings: tx_buf tx_desc */ |
5971 | BNX2X_ALLOC(bnx2x_fp(bp, i, tx_buf_ring), | |
5972 | sizeof(struct sw_tx_bd) * NUM_TX_BD); | |
5973 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, tx_desc_ring), | |
5974 | &bnx2x_fp(bp, i, tx_desc_mapping), | |
5975 | sizeof(union eth_tx_bd_types) * NUM_TX_BD); | |
8badd27a | 5976 | } |
9f6c9258 | 5977 | /* end of fastpath */ |
8badd27a | 5978 | |
523224a3 | 5979 | #ifdef BCM_CNIC |
f2e0899f DK |
5980 | if (CHIP_IS_E2(bp)) |
5981 | BNX2X_PCI_ALLOC(bp->cnic_sb.e2_sb, &bp->cnic_sb_mapping, | |
5982 | sizeof(struct host_hc_status_block_e2)); | |
5983 | else | |
5984 | BNX2X_PCI_ALLOC(bp->cnic_sb.e1x_sb, &bp->cnic_sb_mapping, | |
5985 | sizeof(struct host_hc_status_block_e1x)); | |
8badd27a | 5986 | |
523224a3 DK |
5987 | /* allocate searcher T2 table */ |
5988 | BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, SRC_T2_SZ); | |
5989 | #endif | |
a2fbb9ea | 5990 | |
8badd27a | 5991 | |
523224a3 DK |
5992 | BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping, |
5993 | sizeof(struct host_sp_status_block)); | |
a2fbb9ea | 5994 | |
523224a3 DK |
5995 | BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping, |
5996 | sizeof(struct bnx2x_slowpath)); | |
a2fbb9ea | 5997 | |
523224a3 | 5998 | bp->context.size = sizeof(union cdu_context) * bp->l2_cid_count; |
f85582f8 | 5999 | |
523224a3 DK |
6000 | BNX2X_PCI_ALLOC(bp->context.vcxt, &bp->context.cxt_mapping, |
6001 | bp->context.size); | |
65abd74d | 6002 | |
523224a3 | 6003 | BNX2X_ALLOC(bp->ilt->lines, sizeof(struct ilt_line) * ILT_MAX_LINES); |
65abd74d | 6004 | |
523224a3 DK |
6005 | if (bnx2x_ilt_mem_op(bp, ILT_MEMOP_ALLOC)) |
6006 | goto alloc_mem_err; | |
65abd74d | 6007 | |
9f6c9258 DK |
6008 | /* Slow path ring */ |
6009 | BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE); | |
65abd74d | 6010 | |
523224a3 DK |
6011 | /* EQ */ |
6012 | BNX2X_PCI_ALLOC(bp->eq_ring, &bp->eq_mapping, | |
6013 | BCM_PAGE_SIZE * NUM_EQ_PAGES); | |
9f6c9258 | 6014 | return 0; |
e1510706 | 6015 | |
9f6c9258 DK |
6016 | alloc_mem_err: |
6017 | bnx2x_free_mem(bp); | |
6018 | return -ENOMEM; | |
e1510706 | 6019 | |
9f6c9258 DK |
6020 | #undef BNX2X_PCI_ALLOC |
6021 | #undef BNX2X_ALLOC | |
65abd74d YG |
6022 | } |
6023 | ||
a2fbb9ea ET |
6024 | /* |
6025 | * Init service functions | |
6026 | */ | |
8d96286a | 6027 | static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx, |
6028 | int *state_p, int flags); | |
6029 | ||
523224a3 | 6030 | int bnx2x_func_start(struct bnx2x *bp) |
a2fbb9ea | 6031 | { |
523224a3 | 6032 | bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_FUNCTION_START, 0, 0, 0, 1); |
a2fbb9ea | 6033 | |
523224a3 DK |
6034 | /* Wait for completion */ |
6035 | return bnx2x_wait_ramrod(bp, BNX2X_STATE_FUNC_STARTED, 0, &(bp->state), | |
6036 | WAIT_RAMROD_COMMON); | |
6037 | } | |
a2fbb9ea | 6038 | |
8d96286a | 6039 | static int bnx2x_func_stop(struct bnx2x *bp) |
523224a3 DK |
6040 | { |
6041 | bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_FUNCTION_STOP, 0, 0, 0, 1); | |
a2fbb9ea | 6042 | |
523224a3 DK |
6043 | /* Wait for completion */ |
6044 | return bnx2x_wait_ramrod(bp, BNX2X_STATE_CLOSING_WAIT4_UNLOAD, | |
6045 | 0, &(bp->state), WAIT_RAMROD_COMMON); | |
a2fbb9ea ET |
6046 | } |
6047 | ||
e665bfda | 6048 | /** |
f85582f8 | 6049 | * Sets a MAC in a CAM for a few L2 Clients for E1x chips |
e665bfda MC |
6050 | * |
6051 | * @param bp driver descriptor | |
6052 | * @param set set or clear an entry (1 or 0) | |
6053 | * @param mac pointer to a buffer containing a MAC | |
6054 | * @param cl_bit_vec bit vector of clients to register a MAC for | |
6055 | * @param cam_offset offset in a CAM to use | |
523224a3 | 6056 | * @param is_bcast is the set MAC a broadcast address (for E1 only) |
e665bfda | 6057 | */ |
523224a3 | 6058 | static void bnx2x_set_mac_addr_gen(struct bnx2x *bp, int set, u8 *mac, |
f85582f8 DK |
6059 | u32 cl_bit_vec, u8 cam_offset, |
6060 | u8 is_bcast) | |
34f80b04 | 6061 | { |
523224a3 DK |
6062 | struct mac_configuration_cmd *config = |
6063 | (struct mac_configuration_cmd *)bnx2x_sp(bp, mac_config); | |
6064 | int ramrod_flags = WAIT_RAMROD_COMMON; | |
6065 | ||
6066 | bp->set_mac_pending = 1; | |
6067 | smp_wmb(); | |
6068 | ||
8d9c5f34 | 6069 | config->hdr.length = 1; |
e665bfda MC |
6070 | config->hdr.offset = cam_offset; |
6071 | config->hdr.client_id = 0xff; | |
34f80b04 EG |
6072 | config->hdr.reserved1 = 0; |
6073 | ||
6074 | /* primary MAC */ | |
6075 | config->config_table[0].msb_mac_addr = | |
e665bfda | 6076 | swab16(*(u16 *)&mac[0]); |
34f80b04 | 6077 | config->config_table[0].middle_mac_addr = |
e665bfda | 6078 | swab16(*(u16 *)&mac[2]); |
34f80b04 | 6079 | config->config_table[0].lsb_mac_addr = |
e665bfda | 6080 | swab16(*(u16 *)&mac[4]); |
ca00392c | 6081 | config->config_table[0].clients_bit_vector = |
e665bfda | 6082 | cpu_to_le32(cl_bit_vec); |
34f80b04 | 6083 | config->config_table[0].vlan_id = 0; |
523224a3 | 6084 | config->config_table[0].pf_id = BP_FUNC(bp); |
3101c2bc | 6085 | if (set) |
523224a3 DK |
6086 | SET_FLAG(config->config_table[0].flags, |
6087 | MAC_CONFIGURATION_ENTRY_ACTION_TYPE, | |
6088 | T_ETH_MAC_COMMAND_SET); | |
3101c2bc | 6089 | else |
523224a3 DK |
6090 | SET_FLAG(config->config_table[0].flags, |
6091 | MAC_CONFIGURATION_ENTRY_ACTION_TYPE, | |
6092 | T_ETH_MAC_COMMAND_INVALIDATE); | |
34f80b04 | 6093 | |
523224a3 DK |
6094 | if (is_bcast) |
6095 | SET_FLAG(config->config_table[0].flags, | |
6096 | MAC_CONFIGURATION_ENTRY_BROADCAST, 1); | |
6097 | ||
6098 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) PF_ID %d CLID mask %d\n", | |
3101c2bc | 6099 | (set ? "setting" : "clearing"), |
34f80b04 EG |
6100 | config->config_table[0].msb_mac_addr, |
6101 | config->config_table[0].middle_mac_addr, | |
523224a3 | 6102 | config->config_table[0].lsb_mac_addr, BP_FUNC(bp), cl_bit_vec); |
34f80b04 | 6103 | |
523224a3 | 6104 | bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_SET_MAC, 0, |
34f80b04 | 6105 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), |
523224a3 DK |
6106 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 1); |
6107 | ||
6108 | /* Wait for a completion */ | |
6109 | bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending, ramrod_flags); | |
34f80b04 EG |
6110 | } |
6111 | ||
8d96286a | 6112 | static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx, |
6113 | int *state_p, int flags) | |
a2fbb9ea ET |
6114 | { |
6115 | /* can take a while if any port is running */ | |
8b3a0f0b | 6116 | int cnt = 5000; |
523224a3 DK |
6117 | u8 poll = flags & WAIT_RAMROD_POLL; |
6118 | u8 common = flags & WAIT_RAMROD_COMMON; | |
a2fbb9ea | 6119 | |
c14423fe ET |
6120 | DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n", |
6121 | poll ? "polling" : "waiting", state, idx); | |
a2fbb9ea ET |
6122 | |
6123 | might_sleep(); | |
34f80b04 | 6124 | while (cnt--) { |
a2fbb9ea | 6125 | if (poll) { |
523224a3 DK |
6126 | if (common) |
6127 | bnx2x_eq_int(bp); | |
6128 | else { | |
6129 | bnx2x_rx_int(bp->fp, 10); | |
6130 | /* if index is different from 0 | |
6131 | * the reply for some commands will | |
6132 | * be on the non default queue | |
6133 | */ | |
6134 | if (idx) | |
6135 | bnx2x_rx_int(&bp->fp[idx], 10); | |
6136 | } | |
a2fbb9ea | 6137 | } |
a2fbb9ea | 6138 | |
3101c2bc | 6139 | mb(); /* state is changed by bnx2x_sp_event() */ |
8b3a0f0b EG |
6140 | if (*state_p == state) { |
6141 | #ifdef BNX2X_STOP_ON_ERROR | |
6142 | DP(NETIF_MSG_IFUP, "exit (cnt %d)\n", 5000 - cnt); | |
6143 | #endif | |
a2fbb9ea | 6144 | return 0; |
8b3a0f0b | 6145 | } |
a2fbb9ea | 6146 | |
a2fbb9ea | 6147 | msleep(1); |
e3553b29 EG |
6148 | |
6149 | if (bp->panic) | |
6150 | return -EIO; | |
a2fbb9ea ET |
6151 | } |
6152 | ||
a2fbb9ea | 6153 | /* timeout! */ |
49d66772 ET |
6154 | BNX2X_ERR("timeout %s for state %x on IDX [%d]\n", |
6155 | poll ? "polling" : "waiting", state, idx); | |
34f80b04 EG |
6156 | #ifdef BNX2X_STOP_ON_ERROR |
6157 | bnx2x_panic(); | |
6158 | #endif | |
a2fbb9ea | 6159 | |
49d66772 | 6160 | return -EBUSY; |
a2fbb9ea ET |
6161 | } |
6162 | ||
8d96286a | 6163 | static u8 bnx2x_e1h_cam_offset(struct bnx2x *bp, u8 rel_offset) |
e665bfda | 6164 | { |
f2e0899f DK |
6165 | if (CHIP_IS_E1H(bp)) |
6166 | return E1H_FUNC_MAX * rel_offset + BP_FUNC(bp); | |
6167 | else if (CHIP_MODE_IS_4_PORT(bp)) | |
6168 | return BP_FUNC(bp) * 32 + rel_offset; | |
6169 | else | |
6170 | return BP_VN(bp) * 32 + rel_offset; | |
523224a3 DK |
6171 | } |
6172 | ||
6173 | void bnx2x_set_eth_mac(struct bnx2x *bp, int set) | |
6174 | { | |
6175 | u8 cam_offset = (CHIP_IS_E1(bp) ? (BP_PORT(bp) ? 32 : 0) : | |
6176 | bnx2x_e1h_cam_offset(bp, CAM_ETH_LINE)); | |
e665bfda | 6177 | |
523224a3 DK |
6178 | /* networking MAC */ |
6179 | bnx2x_set_mac_addr_gen(bp, set, bp->dev->dev_addr, | |
6180 | (1 << bp->fp->cl_id), cam_offset , 0); | |
e665bfda | 6181 | |
523224a3 DK |
6182 | if (CHIP_IS_E1(bp)) { |
6183 | /* broadcast MAC */ | |
6184 | u8 bcast[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; | |
6185 | bnx2x_set_mac_addr_gen(bp, set, bcast, 0, cam_offset + 1, 1); | |
6186 | } | |
e665bfda | 6187 | } |
523224a3 DK |
6188 | static void bnx2x_set_e1_mc_list(struct bnx2x *bp, u8 offset) |
6189 | { | |
6190 | int i = 0, old; | |
6191 | struct net_device *dev = bp->dev; | |
6192 | struct netdev_hw_addr *ha; | |
6193 | struct mac_configuration_cmd *config_cmd = bnx2x_sp(bp, mcast_config); | |
6194 | dma_addr_t config_cmd_map = bnx2x_sp_mapping(bp, mcast_config); | |
6195 | ||
6196 | netdev_for_each_mc_addr(ha, dev) { | |
6197 | /* copy mac */ | |
6198 | config_cmd->config_table[i].msb_mac_addr = | |
6199 | swab16(*(u16 *)&bnx2x_mc_addr(ha)[0]); | |
6200 | config_cmd->config_table[i].middle_mac_addr = | |
6201 | swab16(*(u16 *)&bnx2x_mc_addr(ha)[2]); | |
6202 | config_cmd->config_table[i].lsb_mac_addr = | |
6203 | swab16(*(u16 *)&bnx2x_mc_addr(ha)[4]); | |
e665bfda | 6204 | |
523224a3 DK |
6205 | config_cmd->config_table[i].vlan_id = 0; |
6206 | config_cmd->config_table[i].pf_id = BP_FUNC(bp); | |
6207 | config_cmd->config_table[i].clients_bit_vector = | |
6208 | cpu_to_le32(1 << BP_L_ID(bp)); | |
6209 | ||
6210 | SET_FLAG(config_cmd->config_table[i].flags, | |
6211 | MAC_CONFIGURATION_ENTRY_ACTION_TYPE, | |
6212 | T_ETH_MAC_COMMAND_SET); | |
6213 | ||
6214 | DP(NETIF_MSG_IFUP, | |
6215 | "setting MCAST[%d] (%04x:%04x:%04x)\n", i, | |
6216 | config_cmd->config_table[i].msb_mac_addr, | |
6217 | config_cmd->config_table[i].middle_mac_addr, | |
6218 | config_cmd->config_table[i].lsb_mac_addr); | |
6219 | i++; | |
6220 | } | |
6221 | old = config_cmd->hdr.length; | |
6222 | if (old > i) { | |
6223 | for (; i < old; i++) { | |
6224 | if (CAM_IS_INVALID(config_cmd-> | |
6225 | config_table[i])) { | |
6226 | /* already invalidated */ | |
6227 | break; | |
6228 | } | |
6229 | /* invalidate */ | |
6230 | SET_FLAG(config_cmd->config_table[i].flags, | |
6231 | MAC_CONFIGURATION_ENTRY_ACTION_TYPE, | |
6232 | T_ETH_MAC_COMMAND_INVALIDATE); | |
6233 | } | |
6234 | } | |
6235 | ||
6236 | config_cmd->hdr.length = i; | |
6237 | config_cmd->hdr.offset = offset; | |
6238 | config_cmd->hdr.client_id = 0xff; | |
6239 | config_cmd->hdr.reserved1 = 0; | |
6240 | ||
6241 | bp->set_mac_pending = 1; | |
6242 | smp_wmb(); | |
6243 | ||
6244 | bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_SET_MAC, 0, | |
6245 | U64_HI(config_cmd_map), U64_LO(config_cmd_map), 1); | |
6246 | } | |
6247 | static void bnx2x_invlidate_e1_mc_list(struct bnx2x *bp) | |
e665bfda | 6248 | { |
523224a3 DK |
6249 | int i; |
6250 | struct mac_configuration_cmd *config_cmd = bnx2x_sp(bp, mcast_config); | |
6251 | dma_addr_t config_cmd_map = bnx2x_sp_mapping(bp, mcast_config); | |
6252 | int ramrod_flags = WAIT_RAMROD_COMMON; | |
6253 | ||
6254 | bp->set_mac_pending = 1; | |
e665bfda MC |
6255 | smp_wmb(); |
6256 | ||
523224a3 DK |
6257 | for (i = 0; i < config_cmd->hdr.length; i++) |
6258 | SET_FLAG(config_cmd->config_table[i].flags, | |
6259 | MAC_CONFIGURATION_ENTRY_ACTION_TYPE, | |
6260 | T_ETH_MAC_COMMAND_INVALIDATE); | |
6261 | ||
6262 | bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_SET_MAC, 0, | |
6263 | U64_HI(config_cmd_map), U64_LO(config_cmd_map), 1); | |
e665bfda MC |
6264 | |
6265 | /* Wait for a completion */ | |
523224a3 DK |
6266 | bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending, |
6267 | ramrod_flags); | |
6268 | ||
e665bfda MC |
6269 | } |
6270 | ||
993ac7b5 MC |
6271 | #ifdef BCM_CNIC |
6272 | /** | |
6273 | * Set iSCSI MAC(s) at the next enties in the CAM after the ETH | |
6274 | * MAC(s). This function will wait until the ramdord completion | |
6275 | * returns. | |
6276 | * | |
6277 | * @param bp driver handle | |
6278 | * @param set set or clear the CAM entry | |
6279 | * | |
6280 | * @return 0 if cussess, -ENODEV if ramrod doesn't return. | |
6281 | */ | |
8d96286a | 6282 | static int bnx2x_set_iscsi_eth_mac_addr(struct bnx2x *bp, int set) |
993ac7b5 | 6283 | { |
523224a3 DK |
6284 | u8 cam_offset = (CHIP_IS_E1(bp) ? ((BP_PORT(bp) ? 32 : 0) + 2) : |
6285 | bnx2x_e1h_cam_offset(bp, CAM_ISCSI_ETH_LINE)); | |
6286 | u32 iscsi_l2_cl_id = BNX2X_ISCSI_ETH_CL_ID; | |
6287 | u32 cl_bit_vec = (1 << iscsi_l2_cl_id); | |
993ac7b5 MC |
6288 | |
6289 | /* Send a SET_MAC ramrod */ | |
523224a3 DK |
6290 | bnx2x_set_mac_addr_gen(bp, set, bp->iscsi_mac, cl_bit_vec, |
6291 | cam_offset, 0); | |
993ac7b5 MC |
6292 | return 0; |
6293 | } | |
6294 | #endif | |
6295 | ||
523224a3 DK |
6296 | static void bnx2x_fill_cl_init_data(struct bnx2x *bp, |
6297 | struct bnx2x_client_init_params *params, | |
6298 | u8 activate, | |
6299 | struct client_init_ramrod_data *data) | |
6300 | { | |
6301 | /* Clear the buffer */ | |
6302 | memset(data, 0, sizeof(*data)); | |
6303 | ||
6304 | /* general */ | |
6305 | data->general.client_id = params->rxq_params.cl_id; | |
6306 | data->general.statistics_counter_id = params->rxq_params.stat_id; | |
6307 | data->general.statistics_en_flg = | |
6308 | (params->rxq_params.flags & QUEUE_FLG_STATS) ? 1 : 0; | |
6309 | data->general.activate_flg = activate; | |
6310 | data->general.sp_client_id = params->rxq_params.spcl_id; | |
6311 | ||
6312 | /* Rx data */ | |
6313 | data->rx.tpa_en_flg = | |
6314 | (params->rxq_params.flags & QUEUE_FLG_TPA) ? 1 : 0; | |
6315 | data->rx.vmqueue_mode_en_flg = 0; | |
6316 | data->rx.cache_line_alignment_log_size = | |
6317 | params->rxq_params.cache_line_log; | |
6318 | data->rx.enable_dynamic_hc = | |
6319 | (params->rxq_params.flags & QUEUE_FLG_DHC) ? 1 : 0; | |
6320 | data->rx.max_sges_for_packet = params->rxq_params.max_sges_pkt; | |
6321 | data->rx.client_qzone_id = params->rxq_params.cl_qzone_id; | |
6322 | data->rx.max_agg_size = params->rxq_params.tpa_agg_sz; | |
6323 | ||
6324 | /* We don't set drop flags */ | |
6325 | data->rx.drop_ip_cs_err_flg = 0; | |
6326 | data->rx.drop_tcp_cs_err_flg = 0; | |
6327 | data->rx.drop_ttl0_flg = 0; | |
6328 | data->rx.drop_udp_cs_err_flg = 0; | |
6329 | ||
6330 | data->rx.inner_vlan_removal_enable_flg = | |
6331 | (params->rxq_params.flags & QUEUE_FLG_VLAN) ? 1 : 0; | |
6332 | data->rx.outer_vlan_removal_enable_flg = | |
6333 | (params->rxq_params.flags & QUEUE_FLG_OV) ? 1 : 0; | |
6334 | data->rx.status_block_id = params->rxq_params.fw_sb_id; | |
6335 | data->rx.rx_sb_index_number = params->rxq_params.sb_cq_index; | |
6336 | data->rx.bd_buff_size = cpu_to_le16(params->rxq_params.buf_sz); | |
6337 | data->rx.sge_buff_size = cpu_to_le16(params->rxq_params.sge_buf_sz); | |
6338 | data->rx.mtu = cpu_to_le16(params->rxq_params.mtu); | |
6339 | data->rx.bd_page_base.lo = | |
6340 | cpu_to_le32(U64_LO(params->rxq_params.dscr_map)); | |
6341 | data->rx.bd_page_base.hi = | |
6342 | cpu_to_le32(U64_HI(params->rxq_params.dscr_map)); | |
6343 | data->rx.sge_page_base.lo = | |
6344 | cpu_to_le32(U64_LO(params->rxq_params.sge_map)); | |
6345 | data->rx.sge_page_base.hi = | |
6346 | cpu_to_le32(U64_HI(params->rxq_params.sge_map)); | |
6347 | data->rx.cqe_page_base.lo = | |
6348 | cpu_to_le32(U64_LO(params->rxq_params.rcq_map)); | |
6349 | data->rx.cqe_page_base.hi = | |
6350 | cpu_to_le32(U64_HI(params->rxq_params.rcq_map)); | |
6351 | data->rx.is_leading_rss = | |
6352 | (params->ramrod_params.flags & CLIENT_IS_LEADING_RSS) ? 1 : 0; | |
6353 | data->rx.is_approx_mcast = data->rx.is_leading_rss; | |
6354 | ||
6355 | /* Tx data */ | |
6356 | data->tx.enforce_security_flg = 0; /* VF specific */ | |
6357 | data->tx.tx_status_block_id = params->txq_params.fw_sb_id; | |
6358 | data->tx.tx_sb_index_number = params->txq_params.sb_cq_index; | |
6359 | data->tx.mtu = 0; /* VF specific */ | |
6360 | data->tx.tx_bd_page_base.lo = | |
6361 | cpu_to_le32(U64_LO(params->txq_params.dscr_map)); | |
6362 | data->tx.tx_bd_page_base.hi = | |
6363 | cpu_to_le32(U64_HI(params->txq_params.dscr_map)); | |
6364 | ||
6365 | /* flow control data */ | |
6366 | data->fc.cqe_pause_thr_low = cpu_to_le16(params->pause.rcq_th_lo); | |
6367 | data->fc.cqe_pause_thr_high = cpu_to_le16(params->pause.rcq_th_hi); | |
6368 | data->fc.bd_pause_thr_low = cpu_to_le16(params->pause.bd_th_lo); | |
6369 | data->fc.bd_pause_thr_high = cpu_to_le16(params->pause.bd_th_hi); | |
6370 | data->fc.sge_pause_thr_low = cpu_to_le16(params->pause.sge_th_lo); | |
6371 | data->fc.sge_pause_thr_high = cpu_to_le16(params->pause.sge_th_hi); | |
6372 | data->fc.rx_cos_mask = cpu_to_le16(params->pause.pri_map); | |
6373 | ||
6374 | data->fc.safc_group_num = params->txq_params.cos; | |
6375 | data->fc.safc_group_en_flg = | |
6376 | (params->txq_params.flags & QUEUE_FLG_COS) ? 1 : 0; | |
6377 | data->fc.traffic_type = LLFC_TRAFFIC_TYPE_NW; | |
6378 | } | |
6379 | ||
6380 | static inline void bnx2x_set_ctx_validation(struct eth_context *cxt, u32 cid) | |
6381 | { | |
6382 | /* ustorm cxt validation */ | |
6383 | cxt->ustorm_ag_context.cdu_usage = | |
6384 | CDU_RSRVD_VALUE_TYPE_A(cid, CDU_REGION_NUMBER_UCM_AG, | |
6385 | ETH_CONNECTION_TYPE); | |
6386 | /* xcontext validation */ | |
6387 | cxt->xstorm_ag_context.cdu_reserved = | |
6388 | CDU_RSRVD_VALUE_TYPE_A(cid, CDU_REGION_NUMBER_XCM_AG, | |
6389 | ETH_CONNECTION_TYPE); | |
6390 | } | |
6391 | ||
8d96286a | 6392 | static int bnx2x_setup_fw_client(struct bnx2x *bp, |
6393 | struct bnx2x_client_init_params *params, | |
6394 | u8 activate, | |
6395 | struct client_init_ramrod_data *data, | |
6396 | dma_addr_t data_mapping) | |
523224a3 DK |
6397 | { |
6398 | u16 hc_usec; | |
6399 | int ramrod = RAMROD_CMD_ID_ETH_CLIENT_SETUP; | |
6400 | int ramrod_flags = 0, rc; | |
6401 | ||
6402 | /* HC and context validation values */ | |
6403 | hc_usec = params->txq_params.hc_rate ? | |
6404 | 1000000 / params->txq_params.hc_rate : 0; | |
6405 | bnx2x_update_coalesce_sb_index(bp, | |
6406 | params->txq_params.fw_sb_id, | |
6407 | params->txq_params.sb_cq_index, | |
6408 | !(params->txq_params.flags & QUEUE_FLG_HC), | |
6409 | hc_usec); | |
6410 | ||
6411 | *(params->ramrod_params.pstate) = BNX2X_FP_STATE_OPENING; | |
6412 | ||
6413 | hc_usec = params->rxq_params.hc_rate ? | |
6414 | 1000000 / params->rxq_params.hc_rate : 0; | |
6415 | bnx2x_update_coalesce_sb_index(bp, | |
6416 | params->rxq_params.fw_sb_id, | |
6417 | params->rxq_params.sb_cq_index, | |
6418 | !(params->rxq_params.flags & QUEUE_FLG_HC), | |
6419 | hc_usec); | |
6420 | ||
6421 | bnx2x_set_ctx_validation(params->rxq_params.cxt, | |
6422 | params->rxq_params.cid); | |
6423 | ||
6424 | /* zero stats */ | |
6425 | if (params->txq_params.flags & QUEUE_FLG_STATS) | |
6426 | storm_memset_xstats_zero(bp, BP_PORT(bp), | |
6427 | params->txq_params.stat_id); | |
6428 | ||
6429 | if (params->rxq_params.flags & QUEUE_FLG_STATS) { | |
6430 | storm_memset_ustats_zero(bp, BP_PORT(bp), | |
6431 | params->rxq_params.stat_id); | |
6432 | storm_memset_tstats_zero(bp, BP_PORT(bp), | |
6433 | params->rxq_params.stat_id); | |
6434 | } | |
6435 | ||
6436 | /* Fill the ramrod data */ | |
6437 | bnx2x_fill_cl_init_data(bp, params, activate, data); | |
6438 | ||
6439 | /* SETUP ramrod. | |
6440 | * | |
6441 | * bnx2x_sp_post() takes a spin_lock thus no other explict memory | |
6442 | * barrier except from mmiowb() is needed to impose a | |
6443 | * proper ordering of memory operations. | |
6444 | */ | |
6445 | mmiowb(); | |
a2fbb9ea | 6446 | |
a2fbb9ea | 6447 | |
523224a3 DK |
6448 | bnx2x_sp_post(bp, ramrod, params->ramrod_params.cid, |
6449 | U64_HI(data_mapping), U64_LO(data_mapping), 0); | |
a2fbb9ea | 6450 | |
34f80b04 | 6451 | /* Wait for completion */ |
523224a3 DK |
6452 | rc = bnx2x_wait_ramrod(bp, params->ramrod_params.state, |
6453 | params->ramrod_params.index, | |
6454 | params->ramrod_params.pstate, | |
6455 | ramrod_flags); | |
34f80b04 | 6456 | return rc; |
a2fbb9ea ET |
6457 | } |
6458 | ||
d6214d7a DK |
6459 | /** |
6460 | * Configure interrupt mode according to current configuration. | |
6461 | * In case of MSI-X it will also try to enable MSI-X. | |
6462 | * | |
6463 | * @param bp | |
6464 | * | |
6465 | * @return int | |
6466 | */ | |
6467 | static int __devinit bnx2x_set_int_mode(struct bnx2x *bp) | |
ca00392c | 6468 | { |
d6214d7a | 6469 | int rc = 0; |
ca00392c | 6470 | |
d6214d7a DK |
6471 | switch (bp->int_mode) { |
6472 | case INT_MODE_MSI: | |
6473 | bnx2x_enable_msi(bp); | |
6474 | /* falling through... */ | |
6475 | case INT_MODE_INTx: | |
54b9ddaa | 6476 | bp->num_queues = 1; |
d6214d7a | 6477 | DP(NETIF_MSG_IFUP, "set number of queues to 1\n"); |
ca00392c | 6478 | break; |
d6214d7a DK |
6479 | default: |
6480 | /* Set number of queues according to bp->multi_mode value */ | |
6481 | bnx2x_set_num_queues(bp); | |
ca00392c | 6482 | |
d6214d7a DK |
6483 | DP(NETIF_MSG_IFUP, "set number of queues to %d\n", |
6484 | bp->num_queues); | |
ca00392c | 6485 | |
d6214d7a DK |
6486 | /* if we can't use MSI-X we only need one fp, |
6487 | * so try to enable MSI-X with the requested number of fp's | |
6488 | * and fallback to MSI or legacy INTx with one fp | |
6489 | */ | |
6490 | rc = bnx2x_enable_msix(bp); | |
6491 | if (rc) { | |
6492 | /* failed to enable MSI-X */ | |
6493 | if (bp->multi_mode) | |
6494 | DP(NETIF_MSG_IFUP, | |
6495 | "Multi requested but failed to " | |
6496 | "enable MSI-X (%d), " | |
6497 | "set number of queues to %d\n", | |
6498 | bp->num_queues, | |
6499 | 1); | |
6500 | bp->num_queues = 1; | |
6501 | ||
6502 | if (!(bp->flags & DISABLE_MSI_FLAG)) | |
6503 | bnx2x_enable_msi(bp); | |
6504 | } | |
ca00392c | 6505 | |
9f6c9258 DK |
6506 | break; |
6507 | } | |
d6214d7a DK |
6508 | |
6509 | return rc; | |
a2fbb9ea ET |
6510 | } |
6511 | ||
c2bff63f DK |
6512 | /* must be called prioir to any HW initializations */ |
6513 | static inline u16 bnx2x_cid_ilt_lines(struct bnx2x *bp) | |
6514 | { | |
6515 | return L2_ILT_LINES(bp); | |
6516 | } | |
6517 | ||
523224a3 DK |
6518 | void bnx2x_ilt_set_info(struct bnx2x *bp) |
6519 | { | |
6520 | struct ilt_client_info *ilt_client; | |
6521 | struct bnx2x_ilt *ilt = BP_ILT(bp); | |
6522 | u16 line = 0; | |
6523 | ||
6524 | ilt->start_line = FUNC_ILT_BASE(BP_FUNC(bp)); | |
6525 | DP(BNX2X_MSG_SP, "ilt starts at line %d\n", ilt->start_line); | |
6526 | ||
6527 | /* CDU */ | |
6528 | ilt_client = &ilt->clients[ILT_CLIENT_CDU]; | |
6529 | ilt_client->client_num = ILT_CLIENT_CDU; | |
6530 | ilt_client->page_size = CDU_ILT_PAGE_SZ; | |
6531 | ilt_client->flags = ILT_CLIENT_SKIP_MEM; | |
6532 | ilt_client->start = line; | |
6533 | line += L2_ILT_LINES(bp); | |
6534 | #ifdef BCM_CNIC | |
6535 | line += CNIC_ILT_LINES; | |
6536 | #endif | |
6537 | ilt_client->end = line - 1; | |
6538 | ||
6539 | DP(BNX2X_MSG_SP, "ilt client[CDU]: start %d, end %d, psz 0x%x, " | |
6540 | "flags 0x%x, hw psz %d\n", | |
6541 | ilt_client->start, | |
6542 | ilt_client->end, | |
6543 | ilt_client->page_size, | |
6544 | ilt_client->flags, | |
6545 | ilog2(ilt_client->page_size >> 12)); | |
6546 | ||
6547 | /* QM */ | |
6548 | if (QM_INIT(bp->qm_cid_count)) { | |
6549 | ilt_client = &ilt->clients[ILT_CLIENT_QM]; | |
6550 | ilt_client->client_num = ILT_CLIENT_QM; | |
6551 | ilt_client->page_size = QM_ILT_PAGE_SZ; | |
6552 | ilt_client->flags = 0; | |
6553 | ilt_client->start = line; | |
6554 | ||
6555 | /* 4 bytes for each cid */ | |
6556 | line += DIV_ROUND_UP(bp->qm_cid_count * QM_QUEUES_PER_FUNC * 4, | |
6557 | QM_ILT_PAGE_SZ); | |
6558 | ||
6559 | ilt_client->end = line - 1; | |
6560 | ||
6561 | DP(BNX2X_MSG_SP, "ilt client[QM]: start %d, end %d, psz 0x%x, " | |
6562 | "flags 0x%x, hw psz %d\n", | |
6563 | ilt_client->start, | |
6564 | ilt_client->end, | |
6565 | ilt_client->page_size, | |
6566 | ilt_client->flags, | |
6567 | ilog2(ilt_client->page_size >> 12)); | |
6568 | ||
6569 | } | |
6570 | /* SRC */ | |
6571 | ilt_client = &ilt->clients[ILT_CLIENT_SRC]; | |
6572 | #ifdef BCM_CNIC | |
6573 | ilt_client->client_num = ILT_CLIENT_SRC; | |
6574 | ilt_client->page_size = SRC_ILT_PAGE_SZ; | |
6575 | ilt_client->flags = 0; | |
6576 | ilt_client->start = line; | |
6577 | line += SRC_ILT_LINES; | |
6578 | ilt_client->end = line - 1; | |
6579 | ||
6580 | DP(BNX2X_MSG_SP, "ilt client[SRC]: start %d, end %d, psz 0x%x, " | |
6581 | "flags 0x%x, hw psz %d\n", | |
6582 | ilt_client->start, | |
6583 | ilt_client->end, | |
6584 | ilt_client->page_size, | |
6585 | ilt_client->flags, | |
6586 | ilog2(ilt_client->page_size >> 12)); | |
6587 | ||
6588 | #else | |
6589 | ilt_client->flags = (ILT_CLIENT_SKIP_INIT | ILT_CLIENT_SKIP_MEM); | |
6590 | #endif | |
9f6c9258 | 6591 | |
523224a3 DK |
6592 | /* TM */ |
6593 | ilt_client = &ilt->clients[ILT_CLIENT_TM]; | |
6594 | #ifdef BCM_CNIC | |
6595 | ilt_client->client_num = ILT_CLIENT_TM; | |
6596 | ilt_client->page_size = TM_ILT_PAGE_SZ; | |
6597 | ilt_client->flags = 0; | |
6598 | ilt_client->start = line; | |
6599 | line += TM_ILT_LINES; | |
6600 | ilt_client->end = line - 1; | |
6601 | ||
6602 | DP(BNX2X_MSG_SP, "ilt client[TM]: start %d, end %d, psz 0x%x, " | |
6603 | "flags 0x%x, hw psz %d\n", | |
6604 | ilt_client->start, | |
6605 | ilt_client->end, | |
6606 | ilt_client->page_size, | |
6607 | ilt_client->flags, | |
6608 | ilog2(ilt_client->page_size >> 12)); | |
9f6c9258 | 6609 | |
523224a3 DK |
6610 | #else |
6611 | ilt_client->flags = (ILT_CLIENT_SKIP_INIT | ILT_CLIENT_SKIP_MEM); | |
6612 | #endif | |
6613 | } | |
f85582f8 | 6614 | |
523224a3 DK |
6615 | int bnx2x_setup_client(struct bnx2x *bp, struct bnx2x_fastpath *fp, |
6616 | int is_leading) | |
a2fbb9ea | 6617 | { |
523224a3 | 6618 | struct bnx2x_client_init_params params = { {0} }; |
a2fbb9ea ET |
6619 | int rc; |
6620 | ||
523224a3 DK |
6621 | bnx2x_ack_sb(bp, fp->igu_sb_id, USTORM_ID, 0, |
6622 | IGU_INT_ENABLE, 0); | |
a2fbb9ea | 6623 | |
523224a3 DK |
6624 | params.ramrod_params.pstate = &fp->state; |
6625 | params.ramrod_params.state = BNX2X_FP_STATE_OPEN; | |
6626 | params.ramrod_params.index = fp->index; | |
6627 | params.ramrod_params.cid = fp->cid; | |
a2fbb9ea | 6628 | |
523224a3 DK |
6629 | if (is_leading) |
6630 | params.ramrod_params.flags |= CLIENT_IS_LEADING_RSS; | |
a2fbb9ea | 6631 | |
523224a3 DK |
6632 | bnx2x_pf_rx_cl_prep(bp, fp, ¶ms.pause, ¶ms.rxq_params); |
6633 | ||
6634 | bnx2x_pf_tx_cl_prep(bp, fp, ¶ms.txq_params); | |
6635 | ||
6636 | rc = bnx2x_setup_fw_client(bp, ¶ms, 1, | |
6637 | bnx2x_sp(bp, client_init_data), | |
6638 | bnx2x_sp_mapping(bp, client_init_data)); | |
34f80b04 | 6639 | return rc; |
a2fbb9ea ET |
6640 | } |
6641 | ||
8d96286a | 6642 | static int bnx2x_stop_fw_client(struct bnx2x *bp, |
6643 | struct bnx2x_client_ramrod_params *p) | |
a2fbb9ea | 6644 | { |
34f80b04 | 6645 | int rc; |
a2fbb9ea | 6646 | |
523224a3 | 6647 | int poll_flag = p->poll ? WAIT_RAMROD_POLL : 0; |
a2fbb9ea | 6648 | |
523224a3 DK |
6649 | /* halt the connection */ |
6650 | *p->pstate = BNX2X_FP_STATE_HALTING; | |
6651 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, p->cid, 0, | |
6652 | p->cl_id, 0); | |
a2fbb9ea | 6653 | |
34f80b04 | 6654 | /* Wait for completion */ |
523224a3 DK |
6655 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, p->index, |
6656 | p->pstate, poll_flag); | |
34f80b04 | 6657 | if (rc) /* timeout */ |
da5a662a | 6658 | return rc; |
a2fbb9ea | 6659 | |
523224a3 DK |
6660 | *p->pstate = BNX2X_FP_STATE_TERMINATING; |
6661 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_TERMINATE, p->cid, 0, | |
6662 | p->cl_id, 0); | |
6663 | /* Wait for completion */ | |
6664 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_TERMINATED, p->index, | |
6665 | p->pstate, poll_flag); | |
6666 | if (rc) /* timeout */ | |
6667 | return rc; | |
a2fbb9ea | 6668 | |
a2fbb9ea | 6669 | |
523224a3 DK |
6670 | /* delete cfc entry */ |
6671 | bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_CFC_DEL, p->cid, 0, 0, 1); | |
da5a662a | 6672 | |
523224a3 DK |
6673 | /* Wait for completion */ |
6674 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, p->index, | |
6675 | p->pstate, WAIT_RAMROD_COMMON); | |
da5a662a | 6676 | return rc; |
a2fbb9ea ET |
6677 | } |
6678 | ||
523224a3 DK |
6679 | static int bnx2x_stop_client(struct bnx2x *bp, int index) |
6680 | { | |
6681 | struct bnx2x_client_ramrod_params client_stop = {0}; | |
6682 | struct bnx2x_fastpath *fp = &bp->fp[index]; | |
6683 | ||
6684 | client_stop.index = index; | |
6685 | client_stop.cid = fp->cid; | |
6686 | client_stop.cl_id = fp->cl_id; | |
6687 | client_stop.pstate = &(fp->state); | |
6688 | client_stop.poll = 0; | |
6689 | ||
6690 | return bnx2x_stop_fw_client(bp, &client_stop); | |
6691 | } | |
6692 | ||
6693 | ||
34f80b04 EG |
6694 | static void bnx2x_reset_func(struct bnx2x *bp) |
6695 | { | |
6696 | int port = BP_PORT(bp); | |
6697 | int func = BP_FUNC(bp); | |
f2e0899f | 6698 | int i; |
523224a3 | 6699 | int pfunc_offset_fp = offsetof(struct hc_sb_data, p_func) + |
f2e0899f DK |
6700 | (CHIP_IS_E2(bp) ? |
6701 | offsetof(struct hc_status_block_data_e2, common) : | |
6702 | offsetof(struct hc_status_block_data_e1x, common)); | |
523224a3 DK |
6703 | int pfunc_offset_sp = offsetof(struct hc_sp_status_block_data, p_func); |
6704 | int pfid_offset = offsetof(struct pci_entity, pf_id); | |
6705 | ||
6706 | /* Disable the function in the FW */ | |
6707 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNC_EN_OFFSET(func), 0); | |
6708 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNC_EN_OFFSET(func), 0); | |
6709 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNC_EN_OFFSET(func), 0); | |
6710 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNC_EN_OFFSET(func), 0); | |
6711 | ||
6712 | /* FP SBs */ | |
6713 | for_each_queue(bp, i) { | |
6714 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
6715 | REG_WR8(bp, | |
6716 | BAR_CSTRORM_INTMEM + | |
6717 | CSTORM_STATUS_BLOCK_DATA_OFFSET(fp->fw_sb_id) | |
6718 | + pfunc_offset_fp + pfid_offset, | |
6719 | HC_FUNCTION_DISABLED); | |
6720 | } | |
6721 | ||
6722 | /* SP SB */ | |
6723 | REG_WR8(bp, | |
6724 | BAR_CSTRORM_INTMEM + | |
6725 | CSTORM_SP_STATUS_BLOCK_DATA_OFFSET(func) + | |
6726 | pfunc_offset_sp + pfid_offset, | |
6727 | HC_FUNCTION_DISABLED); | |
6728 | ||
6729 | ||
6730 | for (i = 0; i < XSTORM_SPQ_DATA_SIZE / 4; i++) | |
6731 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_DATA_OFFSET(func), | |
6732 | 0); | |
34f80b04 EG |
6733 | |
6734 | /* Configure IGU */ | |
f2e0899f DK |
6735 | if (bp->common.int_block == INT_BLOCK_HC) { |
6736 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
6737 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
6738 | } else { | |
6739 | REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, 0); | |
6740 | REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, 0); | |
6741 | } | |
34f80b04 | 6742 | |
37b091ba MC |
6743 | #ifdef BCM_CNIC |
6744 | /* Disable Timer scan */ | |
6745 | REG_WR(bp, TM_REG_EN_LINEAR0_TIMER + port*4, 0); | |
6746 | /* | |
6747 | * Wait for at least 10ms and up to 2 second for the timers scan to | |
6748 | * complete | |
6749 | */ | |
6750 | for (i = 0; i < 200; i++) { | |
6751 | msleep(10); | |
6752 | if (!REG_RD(bp, TM_REG_LIN0_SCAN_ON + port*4)) | |
6753 | break; | |
6754 | } | |
6755 | #endif | |
34f80b04 | 6756 | /* Clear ILT */ |
f2e0899f DK |
6757 | bnx2x_clear_func_ilt(bp, func); |
6758 | ||
6759 | /* Timers workaround bug for E2: if this is vnic-3, | |
6760 | * we need to set the entire ilt range for this timers. | |
6761 | */ | |
6762 | if (CHIP_IS_E2(bp) && BP_VN(bp) == 3) { | |
6763 | struct ilt_client_info ilt_cli; | |
6764 | /* use dummy TM client */ | |
6765 | memset(&ilt_cli, 0, sizeof(struct ilt_client_info)); | |
6766 | ilt_cli.start = 0; | |
6767 | ilt_cli.end = ILT_NUM_PAGE_ENTRIES - 1; | |
6768 | ilt_cli.client_num = ILT_CLIENT_TM; | |
6769 | ||
6770 | bnx2x_ilt_boundry_init_op(bp, &ilt_cli, 0, INITOP_CLEAR); | |
6771 | } | |
6772 | ||
6773 | /* this assumes that reset_port() called before reset_func()*/ | |
6774 | if (CHIP_IS_E2(bp)) | |
6775 | bnx2x_pf_disable(bp); | |
523224a3 DK |
6776 | |
6777 | bp->dmae_ready = 0; | |
34f80b04 EG |
6778 | } |
6779 | ||
6780 | static void bnx2x_reset_port(struct bnx2x *bp) | |
6781 | { | |
6782 | int port = BP_PORT(bp); | |
6783 | u32 val; | |
6784 | ||
6785 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
6786 | ||
6787 | /* Do not rcv packets to BRB */ | |
6788 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0); | |
6789 | /* Do not direct rcv packets that are not for MCP to the BRB */ | |
6790 | REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
6791 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
6792 | ||
6793 | /* Configure AEU */ | |
6794 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0); | |
6795 | ||
6796 | msleep(100); | |
6797 | /* Check for BRB port occupancy */ | |
6798 | val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4); | |
6799 | if (val) | |
6800 | DP(NETIF_MSG_IFDOWN, | |
33471629 | 6801 | "BRB1 is not empty %d blocks are occupied\n", val); |
34f80b04 EG |
6802 | |
6803 | /* TODO: Close Doorbell port? */ | |
6804 | } | |
6805 | ||
34f80b04 EG |
6806 | static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code) |
6807 | { | |
6808 | DP(BNX2X_MSG_MCP, "function %d reset_code %x\n", | |
f2e0899f | 6809 | BP_ABS_FUNC(bp), reset_code); |
34f80b04 EG |
6810 | |
6811 | switch (reset_code) { | |
6812 | case FW_MSG_CODE_DRV_UNLOAD_COMMON: | |
6813 | bnx2x_reset_port(bp); | |
6814 | bnx2x_reset_func(bp); | |
6815 | bnx2x_reset_common(bp); | |
6816 | break; | |
6817 | ||
6818 | case FW_MSG_CODE_DRV_UNLOAD_PORT: | |
6819 | bnx2x_reset_port(bp); | |
6820 | bnx2x_reset_func(bp); | |
6821 | break; | |
6822 | ||
6823 | case FW_MSG_CODE_DRV_UNLOAD_FUNCTION: | |
6824 | bnx2x_reset_func(bp); | |
6825 | break; | |
49d66772 | 6826 | |
34f80b04 EG |
6827 | default: |
6828 | BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code); | |
6829 | break; | |
6830 | } | |
6831 | } | |
6832 | ||
9f6c9258 | 6833 | void bnx2x_chip_cleanup(struct bnx2x *bp, int unload_mode) |
a2fbb9ea | 6834 | { |
da5a662a | 6835 | int port = BP_PORT(bp); |
a2fbb9ea | 6836 | u32 reset_code = 0; |
da5a662a | 6837 | int i, cnt, rc; |
a2fbb9ea | 6838 | |
555f6c78 | 6839 | /* Wait until tx fastpath tasks complete */ |
54b9ddaa | 6840 | for_each_queue(bp, i) { |
228241eb ET |
6841 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
6842 | ||
34f80b04 | 6843 | cnt = 1000; |
e8b5fc51 | 6844 | while (bnx2x_has_tx_work_unload(fp)) { |
da5a662a | 6845 | |
34f80b04 EG |
6846 | if (!cnt) { |
6847 | BNX2X_ERR("timeout waiting for queue[%d]\n", | |
6848 | i); | |
6849 | #ifdef BNX2X_STOP_ON_ERROR | |
6850 | bnx2x_panic(); | |
6851 | return -EBUSY; | |
6852 | #else | |
6853 | break; | |
6854 | #endif | |
6855 | } | |
6856 | cnt--; | |
da5a662a | 6857 | msleep(1); |
34f80b04 | 6858 | } |
228241eb | 6859 | } |
da5a662a VZ |
6860 | /* Give HW time to discard old tx messages */ |
6861 | msleep(1); | |
a2fbb9ea | 6862 | |
3101c2bc | 6863 | if (CHIP_IS_E1(bp)) { |
523224a3 DK |
6864 | /* invalidate mc list, |
6865 | * wait and poll (interrupts are off) | |
6866 | */ | |
6867 | bnx2x_invlidate_e1_mc_list(bp); | |
6868 | bnx2x_set_eth_mac(bp, 0); | |
3101c2bc | 6869 | |
523224a3 | 6870 | } else { |
65abd74d YG |
6871 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); |
6872 | ||
523224a3 | 6873 | bnx2x_set_eth_mac(bp, 0); |
3101c2bc YG |
6874 | |
6875 | for (i = 0; i < MC_HASH_SIZE; i++) | |
6876 | REG_WR(bp, MC_HASH_OFFSET(bp, i), 0); | |
6877 | } | |
523224a3 | 6878 | |
993ac7b5 MC |
6879 | #ifdef BCM_CNIC |
6880 | /* Clear iSCSI L2 MAC */ | |
6881 | mutex_lock(&bp->cnic_mutex); | |
6882 | if (bp->cnic_flags & BNX2X_CNIC_FLAG_MAC_SET) { | |
6883 | bnx2x_set_iscsi_eth_mac_addr(bp, 0); | |
6884 | bp->cnic_flags &= ~BNX2X_CNIC_FLAG_MAC_SET; | |
6885 | } | |
6886 | mutex_unlock(&bp->cnic_mutex); | |
6887 | #endif | |
3101c2bc | 6888 | |
65abd74d YG |
6889 | if (unload_mode == UNLOAD_NORMAL) |
6890 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
6891 | ||
7d0446c2 | 6892 | else if (bp->flags & NO_WOL_FLAG) |
65abd74d | 6893 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP; |
65abd74d | 6894 | |
7d0446c2 | 6895 | else if (bp->wol) { |
65abd74d YG |
6896 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; |
6897 | u8 *mac_addr = bp->dev->dev_addr; | |
6898 | u32 val; | |
6899 | /* The mac address is written to entries 1-4 to | |
6900 | preserve entry 0 which is used by the PMF */ | |
6901 | u8 entry = (BP_E1HVN(bp) + 1)*8; | |
6902 | ||
6903 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
6904 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val); | |
6905 | ||
6906 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | | |
6907 | (mac_addr[4] << 8) | mac_addr[5]; | |
6908 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); | |
6909 | ||
6910 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; | |
6911 | ||
6912 | } else | |
6913 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 6914 | |
34f80b04 EG |
6915 | /* Close multi and leading connections |
6916 | Completions for ramrods are collected in a synchronous way */ | |
523224a3 DK |
6917 | for_each_queue(bp, i) |
6918 | ||
6919 | if (bnx2x_stop_client(bp, i)) | |
6920 | #ifdef BNX2X_STOP_ON_ERROR | |
6921 | return; | |
6922 | #else | |
228241eb | 6923 | goto unload_error; |
523224a3 | 6924 | #endif |
a2fbb9ea | 6925 | |
523224a3 | 6926 | rc = bnx2x_func_stop(bp); |
da5a662a | 6927 | if (rc) { |
523224a3 | 6928 | BNX2X_ERR("Function stop failed!\n"); |
da5a662a | 6929 | #ifdef BNX2X_STOP_ON_ERROR |
523224a3 | 6930 | return; |
da5a662a VZ |
6931 | #else |
6932 | goto unload_error; | |
34f80b04 | 6933 | #endif |
228241eb | 6934 | } |
523224a3 | 6935 | #ifndef BNX2X_STOP_ON_ERROR |
228241eb | 6936 | unload_error: |
523224a3 | 6937 | #endif |
34f80b04 | 6938 | if (!BP_NOMCP(bp)) |
a22f0788 | 6939 | reset_code = bnx2x_fw_command(bp, reset_code, 0); |
34f80b04 | 6940 | else { |
f2e0899f DK |
6941 | DP(NETIF_MSG_IFDOWN, "NO MCP - load counts[%d] " |
6942 | "%d, %d, %d\n", BP_PATH(bp), | |
6943 | load_count[BP_PATH(bp)][0], | |
6944 | load_count[BP_PATH(bp)][1], | |
6945 | load_count[BP_PATH(bp)][2]); | |
6946 | load_count[BP_PATH(bp)][0]--; | |
6947 | load_count[BP_PATH(bp)][1 + port]--; | |
6948 | DP(NETIF_MSG_IFDOWN, "NO MCP - new load counts[%d] " | |
6949 | "%d, %d, %d\n", BP_PATH(bp), | |
6950 | load_count[BP_PATH(bp)][0], load_count[BP_PATH(bp)][1], | |
6951 | load_count[BP_PATH(bp)][2]); | |
6952 | if (load_count[BP_PATH(bp)][0] == 0) | |
34f80b04 | 6953 | reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON; |
f2e0899f | 6954 | else if (load_count[BP_PATH(bp)][1 + port] == 0) |
34f80b04 EG |
6955 | reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT; |
6956 | else | |
6957 | reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION; | |
6958 | } | |
a2fbb9ea | 6959 | |
34f80b04 EG |
6960 | if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) || |
6961 | (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT)) | |
6962 | bnx2x__link_reset(bp); | |
a2fbb9ea | 6963 | |
523224a3 DK |
6964 | /* Disable HW interrupts, NAPI */ |
6965 | bnx2x_netif_stop(bp, 1); | |
6966 | ||
6967 | /* Release IRQs */ | |
d6214d7a | 6968 | bnx2x_free_irq(bp); |
523224a3 | 6969 | |
a2fbb9ea | 6970 | /* Reset the chip */ |
228241eb | 6971 | bnx2x_reset_chip(bp, reset_code); |
a2fbb9ea ET |
6972 | |
6973 | /* Report UNLOAD_DONE to MCP */ | |
34f80b04 | 6974 | if (!BP_NOMCP(bp)) |
a22f0788 | 6975 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE, 0); |
356e2385 | 6976 | |
72fd0718 VZ |
6977 | } |
6978 | ||
9f6c9258 | 6979 | void bnx2x_disable_close_the_gate(struct bnx2x *bp) |
72fd0718 VZ |
6980 | { |
6981 | u32 val; | |
6982 | ||
6983 | DP(NETIF_MSG_HW, "Disabling \"close the gates\"\n"); | |
6984 | ||
6985 | if (CHIP_IS_E1(bp)) { | |
6986 | int port = BP_PORT(bp); | |
6987 | u32 addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
6988 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
6989 | ||
6990 | val = REG_RD(bp, addr); | |
6991 | val &= ~(0x300); | |
6992 | REG_WR(bp, addr, val); | |
6993 | } else if (CHIP_IS_E1H(bp)) { | |
6994 | val = REG_RD(bp, MISC_REG_AEU_GENERAL_MASK); | |
6995 | val &= ~(MISC_AEU_GENERAL_MASK_REG_AEU_PXP_CLOSE_MASK | | |
6996 | MISC_AEU_GENERAL_MASK_REG_AEU_NIG_CLOSE_MASK); | |
6997 | REG_WR(bp, MISC_REG_AEU_GENERAL_MASK, val); | |
6998 | } | |
6999 | } | |
7000 | ||
72fd0718 VZ |
7001 | /* Close gates #2, #3 and #4: */ |
7002 | static void bnx2x_set_234_gates(struct bnx2x *bp, bool close) | |
7003 | { | |
7004 | u32 val, addr; | |
7005 | ||
7006 | /* Gates #2 and #4a are closed/opened for "not E1" only */ | |
7007 | if (!CHIP_IS_E1(bp)) { | |
7008 | /* #4 */ | |
7009 | val = REG_RD(bp, PXP_REG_HST_DISCARD_DOORBELLS); | |
7010 | REG_WR(bp, PXP_REG_HST_DISCARD_DOORBELLS, | |
7011 | close ? (val | 0x1) : (val & (~(u32)1))); | |
7012 | /* #2 */ | |
7013 | val = REG_RD(bp, PXP_REG_HST_DISCARD_INTERNAL_WRITES); | |
7014 | REG_WR(bp, PXP_REG_HST_DISCARD_INTERNAL_WRITES, | |
7015 | close ? (val | 0x1) : (val & (~(u32)1))); | |
7016 | } | |
7017 | ||
7018 | /* #3 */ | |
7019 | addr = BP_PORT(bp) ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; | |
7020 | val = REG_RD(bp, addr); | |
7021 | REG_WR(bp, addr, (!close) ? (val | 0x1) : (val & (~(u32)1))); | |
7022 | ||
7023 | DP(NETIF_MSG_HW, "%s gates #2, #3 and #4\n", | |
7024 | close ? "closing" : "opening"); | |
7025 | mmiowb(); | |
7026 | } | |
7027 | ||
7028 | #define SHARED_MF_CLP_MAGIC 0x80000000 /* `magic' bit */ | |
7029 | ||
7030 | static void bnx2x_clp_reset_prep(struct bnx2x *bp, u32 *magic_val) | |
7031 | { | |
7032 | /* Do some magic... */ | |
7033 | u32 val = MF_CFG_RD(bp, shared_mf_config.clp_mb); | |
7034 | *magic_val = val & SHARED_MF_CLP_MAGIC; | |
7035 | MF_CFG_WR(bp, shared_mf_config.clp_mb, val | SHARED_MF_CLP_MAGIC); | |
7036 | } | |
7037 | ||
7038 | /* Restore the value of the `magic' bit. | |
7039 | * | |
7040 | * @param pdev Device handle. | |
7041 | * @param magic_val Old value of the `magic' bit. | |
7042 | */ | |
7043 | static void bnx2x_clp_reset_done(struct bnx2x *bp, u32 magic_val) | |
7044 | { | |
7045 | /* Restore the `magic' bit value... */ | |
72fd0718 VZ |
7046 | u32 val = MF_CFG_RD(bp, shared_mf_config.clp_mb); |
7047 | MF_CFG_WR(bp, shared_mf_config.clp_mb, | |
7048 | (val & (~SHARED_MF_CLP_MAGIC)) | magic_val); | |
7049 | } | |
7050 | ||
f85582f8 DK |
7051 | /** |
7052 | * Prepares for MCP reset: takes care of CLP configurations. | |
72fd0718 VZ |
7053 | * |
7054 | * @param bp | |
7055 | * @param magic_val Old value of 'magic' bit. | |
7056 | */ | |
7057 | static void bnx2x_reset_mcp_prep(struct bnx2x *bp, u32 *magic_val) | |
7058 | { | |
7059 | u32 shmem; | |
7060 | u32 validity_offset; | |
7061 | ||
7062 | DP(NETIF_MSG_HW, "Starting\n"); | |
7063 | ||
7064 | /* Set `magic' bit in order to save MF config */ | |
7065 | if (!CHIP_IS_E1(bp)) | |
7066 | bnx2x_clp_reset_prep(bp, magic_val); | |
7067 | ||
7068 | /* Get shmem offset */ | |
7069 | shmem = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
7070 | validity_offset = offsetof(struct shmem_region, validity_map[0]); | |
7071 | ||
7072 | /* Clear validity map flags */ | |
7073 | if (shmem > 0) | |
7074 | REG_WR(bp, shmem + validity_offset, 0); | |
7075 | } | |
7076 | ||
7077 | #define MCP_TIMEOUT 5000 /* 5 seconds (in ms) */ | |
7078 | #define MCP_ONE_TIMEOUT 100 /* 100 ms */ | |
7079 | ||
7080 | /* Waits for MCP_ONE_TIMEOUT or MCP_ONE_TIMEOUT*10, | |
7081 | * depending on the HW type. | |
7082 | * | |
7083 | * @param bp | |
7084 | */ | |
7085 | static inline void bnx2x_mcp_wait_one(struct bnx2x *bp) | |
7086 | { | |
7087 | /* special handling for emulation and FPGA, | |
7088 | wait 10 times longer */ | |
7089 | if (CHIP_REV_IS_SLOW(bp)) | |
7090 | msleep(MCP_ONE_TIMEOUT*10); | |
7091 | else | |
7092 | msleep(MCP_ONE_TIMEOUT); | |
7093 | } | |
7094 | ||
7095 | static int bnx2x_reset_mcp_comp(struct bnx2x *bp, u32 magic_val) | |
7096 | { | |
7097 | u32 shmem, cnt, validity_offset, val; | |
7098 | int rc = 0; | |
7099 | ||
7100 | msleep(100); | |
7101 | ||
7102 | /* Get shmem offset */ | |
7103 | shmem = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
7104 | if (shmem == 0) { | |
7105 | BNX2X_ERR("Shmem 0 return failure\n"); | |
7106 | rc = -ENOTTY; | |
7107 | goto exit_lbl; | |
7108 | } | |
7109 | ||
7110 | validity_offset = offsetof(struct shmem_region, validity_map[0]); | |
7111 | ||
7112 | /* Wait for MCP to come up */ | |
7113 | for (cnt = 0; cnt < (MCP_TIMEOUT / MCP_ONE_TIMEOUT); cnt++) { | |
7114 | /* TBD: its best to check validity map of last port. | |
7115 | * currently checks on port 0. | |
7116 | */ | |
7117 | val = REG_RD(bp, shmem + validity_offset); | |
7118 | DP(NETIF_MSG_HW, "shmem 0x%x validity map(0x%x)=0x%x\n", shmem, | |
7119 | shmem + validity_offset, val); | |
7120 | ||
7121 | /* check that shared memory is valid. */ | |
7122 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7123 | == (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7124 | break; | |
7125 | ||
7126 | bnx2x_mcp_wait_one(bp); | |
7127 | } | |
7128 | ||
7129 | DP(NETIF_MSG_HW, "Cnt=%d Shmem validity map 0x%x\n", cnt, val); | |
7130 | ||
7131 | /* Check that shared memory is valid. This indicates that MCP is up. */ | |
7132 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) != | |
7133 | (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) { | |
7134 | BNX2X_ERR("Shmem signature not present. MCP is not up !!\n"); | |
7135 | rc = -ENOTTY; | |
7136 | goto exit_lbl; | |
7137 | } | |
7138 | ||
7139 | exit_lbl: | |
7140 | /* Restore the `magic' bit value */ | |
7141 | if (!CHIP_IS_E1(bp)) | |
7142 | bnx2x_clp_reset_done(bp, magic_val); | |
7143 | ||
7144 | return rc; | |
7145 | } | |
7146 | ||
7147 | static void bnx2x_pxp_prep(struct bnx2x *bp) | |
7148 | { | |
7149 | if (!CHIP_IS_E1(bp)) { | |
7150 | REG_WR(bp, PXP2_REG_RD_START_INIT, 0); | |
7151 | REG_WR(bp, PXP2_REG_RQ_RBC_DONE, 0); | |
7152 | REG_WR(bp, PXP2_REG_RQ_CFG_DONE, 0); | |
7153 | mmiowb(); | |
7154 | } | |
7155 | } | |
7156 | ||
7157 | /* | |
7158 | * Reset the whole chip except for: | |
7159 | * - PCIE core | |
7160 | * - PCI Glue, PSWHST, PXP/PXP2 RF (all controlled by | |
7161 | * one reset bit) | |
7162 | * - IGU | |
7163 | * - MISC (including AEU) | |
7164 | * - GRC | |
7165 | * - RBCN, RBCP | |
7166 | */ | |
7167 | static void bnx2x_process_kill_chip_reset(struct bnx2x *bp) | |
7168 | { | |
7169 | u32 not_reset_mask1, reset_mask1, not_reset_mask2, reset_mask2; | |
7170 | ||
7171 | not_reset_mask1 = | |
7172 | MISC_REGISTERS_RESET_REG_1_RST_HC | | |
7173 | MISC_REGISTERS_RESET_REG_1_RST_PXPV | | |
7174 | MISC_REGISTERS_RESET_REG_1_RST_PXP; | |
7175 | ||
7176 | not_reset_mask2 = | |
7177 | MISC_REGISTERS_RESET_REG_2_RST_MDIO | | |
7178 | MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE | | |
7179 | MISC_REGISTERS_RESET_REG_2_RST_EMAC1_HARD_CORE | | |
7180 | MISC_REGISTERS_RESET_REG_2_RST_MISC_CORE | | |
7181 | MISC_REGISTERS_RESET_REG_2_RST_RBCN | | |
7182 | MISC_REGISTERS_RESET_REG_2_RST_GRC | | |
7183 | MISC_REGISTERS_RESET_REG_2_RST_MCP_N_RESET_REG_HARD_CORE | | |
7184 | MISC_REGISTERS_RESET_REG_2_RST_MCP_N_HARD_CORE_RST_B; | |
7185 | ||
7186 | reset_mask1 = 0xffffffff; | |
7187 | ||
7188 | if (CHIP_IS_E1(bp)) | |
7189 | reset_mask2 = 0xffff; | |
7190 | else | |
7191 | reset_mask2 = 0x1ffff; | |
7192 | ||
7193 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
7194 | reset_mask1 & (~not_reset_mask1)); | |
7195 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
7196 | reset_mask2 & (~not_reset_mask2)); | |
7197 | ||
7198 | barrier(); | |
7199 | mmiowb(); | |
7200 | ||
7201 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, reset_mask1); | |
7202 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, reset_mask2); | |
7203 | mmiowb(); | |
7204 | } | |
7205 | ||
7206 | static int bnx2x_process_kill(struct bnx2x *bp) | |
7207 | { | |
7208 | int cnt = 1000; | |
7209 | u32 val = 0; | |
7210 | u32 sr_cnt, blk_cnt, port_is_idle_0, port_is_idle_1, pgl_exp_rom2; | |
7211 | ||
7212 | ||
7213 | /* Empty the Tetris buffer, wait for 1s */ | |
7214 | do { | |
7215 | sr_cnt = REG_RD(bp, PXP2_REG_RD_SR_CNT); | |
7216 | blk_cnt = REG_RD(bp, PXP2_REG_RD_BLK_CNT); | |
7217 | port_is_idle_0 = REG_RD(bp, PXP2_REG_RD_PORT_IS_IDLE_0); | |
7218 | port_is_idle_1 = REG_RD(bp, PXP2_REG_RD_PORT_IS_IDLE_1); | |
7219 | pgl_exp_rom2 = REG_RD(bp, PXP2_REG_PGL_EXP_ROM2); | |
7220 | if ((sr_cnt == 0x7e) && (blk_cnt == 0xa0) && | |
7221 | ((port_is_idle_0 & 0x1) == 0x1) && | |
7222 | ((port_is_idle_1 & 0x1) == 0x1) && | |
7223 | (pgl_exp_rom2 == 0xffffffff)) | |
7224 | break; | |
7225 | msleep(1); | |
7226 | } while (cnt-- > 0); | |
7227 | ||
7228 | if (cnt <= 0) { | |
7229 | DP(NETIF_MSG_HW, "Tetris buffer didn't get empty or there" | |
7230 | " are still" | |
7231 | " outstanding read requests after 1s!\n"); | |
7232 | DP(NETIF_MSG_HW, "sr_cnt=0x%08x, blk_cnt=0x%08x," | |
7233 | " port_is_idle_0=0x%08x," | |
7234 | " port_is_idle_1=0x%08x, pgl_exp_rom2=0x%08x\n", | |
7235 | sr_cnt, blk_cnt, port_is_idle_0, port_is_idle_1, | |
7236 | pgl_exp_rom2); | |
7237 | return -EAGAIN; | |
7238 | } | |
7239 | ||
7240 | barrier(); | |
7241 | ||
7242 | /* Close gates #2, #3 and #4 */ | |
7243 | bnx2x_set_234_gates(bp, true); | |
7244 | ||
7245 | /* TBD: Indicate that "process kill" is in progress to MCP */ | |
7246 | ||
7247 | /* Clear "unprepared" bit */ | |
7248 | REG_WR(bp, MISC_REG_UNPREPARED, 0); | |
7249 | barrier(); | |
7250 | ||
7251 | /* Make sure all is written to the chip before the reset */ | |
7252 | mmiowb(); | |
7253 | ||
7254 | /* Wait for 1ms to empty GLUE and PCI-E core queues, | |
7255 | * PSWHST, GRC and PSWRD Tetris buffer. | |
7256 | */ | |
7257 | msleep(1); | |
7258 | ||
7259 | /* Prepare to chip reset: */ | |
7260 | /* MCP */ | |
7261 | bnx2x_reset_mcp_prep(bp, &val); | |
7262 | ||
7263 | /* PXP */ | |
7264 | bnx2x_pxp_prep(bp); | |
7265 | barrier(); | |
7266 | ||
7267 | /* reset the chip */ | |
7268 | bnx2x_process_kill_chip_reset(bp); | |
7269 | barrier(); | |
7270 | ||
7271 | /* Recover after reset: */ | |
7272 | /* MCP */ | |
7273 | if (bnx2x_reset_mcp_comp(bp, val)) | |
7274 | return -EAGAIN; | |
7275 | ||
7276 | /* PXP */ | |
7277 | bnx2x_pxp_prep(bp); | |
7278 | ||
7279 | /* Open the gates #2, #3 and #4 */ | |
7280 | bnx2x_set_234_gates(bp, false); | |
7281 | ||
7282 | /* TBD: IGU/AEU preparation bring back the AEU/IGU to a | |
7283 | * reset state, re-enable attentions. */ | |
7284 | ||
a2fbb9ea ET |
7285 | return 0; |
7286 | } | |
7287 | ||
72fd0718 VZ |
7288 | static int bnx2x_leader_reset(struct bnx2x *bp) |
7289 | { | |
7290 | int rc = 0; | |
7291 | /* Try to recover after the failure */ | |
7292 | if (bnx2x_process_kill(bp)) { | |
7293 | printk(KERN_ERR "%s: Something bad had happen! Aii!\n", | |
7294 | bp->dev->name); | |
7295 | rc = -EAGAIN; | |
7296 | goto exit_leader_reset; | |
7297 | } | |
7298 | ||
7299 | /* Clear "reset is in progress" bit and update the driver state */ | |
7300 | bnx2x_set_reset_done(bp); | |
7301 | bp->recovery_state = BNX2X_RECOVERY_DONE; | |
7302 | ||
7303 | exit_leader_reset: | |
7304 | bp->is_leader = 0; | |
7305 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_RESERVED_08); | |
7306 | smp_wmb(); | |
7307 | return rc; | |
7308 | } | |
7309 | ||
72fd0718 VZ |
7310 | /* Assumption: runs under rtnl lock. This together with the fact |
7311 | * that it's called only from bnx2x_reset_task() ensure that it | |
7312 | * will never be called when netif_running(bp->dev) is false. | |
7313 | */ | |
7314 | static void bnx2x_parity_recover(struct bnx2x *bp) | |
7315 | { | |
7316 | DP(NETIF_MSG_HW, "Handling parity\n"); | |
7317 | while (1) { | |
7318 | switch (bp->recovery_state) { | |
7319 | case BNX2X_RECOVERY_INIT: | |
7320 | DP(NETIF_MSG_HW, "State is BNX2X_RECOVERY_INIT\n"); | |
7321 | /* Try to get a LEADER_LOCK HW lock */ | |
7322 | if (bnx2x_trylock_hw_lock(bp, | |
7323 | HW_LOCK_RESOURCE_RESERVED_08)) | |
7324 | bp->is_leader = 1; | |
7325 | ||
7326 | /* Stop the driver */ | |
7327 | /* If interface has been removed - break */ | |
7328 | if (bnx2x_nic_unload(bp, UNLOAD_RECOVERY)) | |
7329 | return; | |
7330 | ||
7331 | bp->recovery_state = BNX2X_RECOVERY_WAIT; | |
7332 | /* Ensure "is_leader" and "recovery_state" | |
7333 | * update values are seen on other CPUs | |
7334 | */ | |
7335 | smp_wmb(); | |
7336 | break; | |
7337 | ||
7338 | case BNX2X_RECOVERY_WAIT: | |
7339 | DP(NETIF_MSG_HW, "State is BNX2X_RECOVERY_WAIT\n"); | |
7340 | if (bp->is_leader) { | |
7341 | u32 load_counter = bnx2x_get_load_cnt(bp); | |
7342 | if (load_counter) { | |
7343 | /* Wait until all other functions get | |
7344 | * down. | |
7345 | */ | |
7346 | schedule_delayed_work(&bp->reset_task, | |
7347 | HZ/10); | |
7348 | return; | |
7349 | } else { | |
7350 | /* If all other functions got down - | |
7351 | * try to bring the chip back to | |
7352 | * normal. In any case it's an exit | |
7353 | * point for a leader. | |
7354 | */ | |
7355 | if (bnx2x_leader_reset(bp) || | |
7356 | bnx2x_nic_load(bp, LOAD_NORMAL)) { | |
7357 | printk(KERN_ERR"%s: Recovery " | |
7358 | "has failed. Power cycle is " | |
7359 | "needed.\n", bp->dev->name); | |
7360 | /* Disconnect this device */ | |
7361 | netif_device_detach(bp->dev); | |
7362 | /* Block ifup for all function | |
7363 | * of this ASIC until | |
7364 | * "process kill" or power | |
7365 | * cycle. | |
7366 | */ | |
7367 | bnx2x_set_reset_in_progress(bp); | |
7368 | /* Shut down the power */ | |
7369 | bnx2x_set_power_state(bp, | |
7370 | PCI_D3hot); | |
7371 | return; | |
7372 | } | |
7373 | ||
7374 | return; | |
7375 | } | |
7376 | } else { /* non-leader */ | |
7377 | if (!bnx2x_reset_is_done(bp)) { | |
7378 | /* Try to get a LEADER_LOCK HW lock as | |
7379 | * long as a former leader may have | |
7380 | * been unloaded by the user or | |
7381 | * released a leadership by another | |
7382 | * reason. | |
7383 | */ | |
7384 | if (bnx2x_trylock_hw_lock(bp, | |
7385 | HW_LOCK_RESOURCE_RESERVED_08)) { | |
7386 | /* I'm a leader now! Restart a | |
7387 | * switch case. | |
7388 | */ | |
7389 | bp->is_leader = 1; | |
7390 | break; | |
7391 | } | |
7392 | ||
7393 | schedule_delayed_work(&bp->reset_task, | |
7394 | HZ/10); | |
7395 | return; | |
7396 | ||
7397 | } else { /* A leader has completed | |
7398 | * the "process kill". It's an exit | |
7399 | * point for a non-leader. | |
7400 | */ | |
7401 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
7402 | bp->recovery_state = | |
7403 | BNX2X_RECOVERY_DONE; | |
7404 | smp_wmb(); | |
7405 | return; | |
7406 | } | |
7407 | } | |
7408 | default: | |
7409 | return; | |
7410 | } | |
7411 | } | |
7412 | } | |
7413 | ||
7414 | /* bnx2x_nic_unload() flushes the bnx2x_wq, thus reset task is | |
7415 | * scheduled on a general queue in order to prevent a dead lock. | |
7416 | */ | |
34f80b04 EG |
7417 | static void bnx2x_reset_task(struct work_struct *work) |
7418 | { | |
72fd0718 | 7419 | struct bnx2x *bp = container_of(work, struct bnx2x, reset_task.work); |
34f80b04 EG |
7420 | |
7421 | #ifdef BNX2X_STOP_ON_ERROR | |
7422 | BNX2X_ERR("reset task called but STOP_ON_ERROR defined" | |
7423 | " so reset not done to allow debug dump,\n" | |
72fd0718 | 7424 | KERN_ERR " you will need to reboot when done\n"); |
34f80b04 EG |
7425 | return; |
7426 | #endif | |
7427 | ||
7428 | rtnl_lock(); | |
7429 | ||
7430 | if (!netif_running(bp->dev)) | |
7431 | goto reset_task_exit; | |
7432 | ||
72fd0718 VZ |
7433 | if (unlikely(bp->recovery_state != BNX2X_RECOVERY_DONE)) |
7434 | bnx2x_parity_recover(bp); | |
7435 | else { | |
7436 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
7437 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
7438 | } | |
34f80b04 EG |
7439 | |
7440 | reset_task_exit: | |
7441 | rtnl_unlock(); | |
7442 | } | |
7443 | ||
a2fbb9ea ET |
7444 | /* end of nic load/unload */ |
7445 | ||
a2fbb9ea ET |
7446 | /* |
7447 | * Init service functions | |
7448 | */ | |
7449 | ||
8d96286a | 7450 | static u32 bnx2x_get_pretend_reg(struct bnx2x *bp) |
f2e0899f DK |
7451 | { |
7452 | u32 base = PXP2_REG_PGL_PRETEND_FUNC_F0; | |
7453 | u32 stride = PXP2_REG_PGL_PRETEND_FUNC_F1 - base; | |
7454 | return base + (BP_ABS_FUNC(bp)) * stride; | |
f1ef27ef EG |
7455 | } |
7456 | ||
f2e0899f | 7457 | static void bnx2x_undi_int_disable_e1h(struct bnx2x *bp) |
f1ef27ef | 7458 | { |
f2e0899f | 7459 | u32 reg = bnx2x_get_pretend_reg(bp); |
f1ef27ef EG |
7460 | |
7461 | /* Flush all outstanding writes */ | |
7462 | mmiowb(); | |
7463 | ||
7464 | /* Pretend to be function 0 */ | |
7465 | REG_WR(bp, reg, 0); | |
f2e0899f | 7466 | REG_RD(bp, reg); /* Flush the GRC transaction (in the chip) */ |
f1ef27ef EG |
7467 | |
7468 | /* From now we are in the "like-E1" mode */ | |
7469 | bnx2x_int_disable(bp); | |
7470 | ||
7471 | /* Flush all outstanding writes */ | |
7472 | mmiowb(); | |
7473 | ||
f2e0899f DK |
7474 | /* Restore the original function */ |
7475 | REG_WR(bp, reg, BP_ABS_FUNC(bp)); | |
7476 | REG_RD(bp, reg); | |
f1ef27ef EG |
7477 | } |
7478 | ||
f2e0899f | 7479 | static inline void bnx2x_undi_int_disable(struct bnx2x *bp) |
f1ef27ef | 7480 | { |
f2e0899f | 7481 | if (CHIP_IS_E1(bp)) |
f1ef27ef | 7482 | bnx2x_int_disable(bp); |
f2e0899f DK |
7483 | else |
7484 | bnx2x_undi_int_disable_e1h(bp); | |
f1ef27ef EG |
7485 | } |
7486 | ||
34f80b04 EG |
7487 | static void __devinit bnx2x_undi_unload(struct bnx2x *bp) |
7488 | { | |
7489 | u32 val; | |
7490 | ||
7491 | /* Check if there is any driver already loaded */ | |
7492 | val = REG_RD(bp, MISC_REG_UNPREPARED); | |
7493 | if (val == 0x1) { | |
7494 | /* Check if it is the UNDI driver | |
7495 | * UNDI driver initializes CID offset for normal bell to 0x7 | |
7496 | */ | |
4a37fb66 | 7497 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); |
34f80b04 EG |
7498 | val = REG_RD(bp, DORQ_REG_NORM_CID_OFST); |
7499 | if (val == 0x7) { | |
7500 | u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
f2e0899f DK |
7501 | /* save our pf_num */ |
7502 | int orig_pf_num = bp->pf_num; | |
da5a662a VZ |
7503 | u32 swap_en; |
7504 | u32 swap_val; | |
34f80b04 | 7505 | |
b4661739 EG |
7506 | /* clear the UNDI indication */ |
7507 | REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0); | |
7508 | ||
34f80b04 EG |
7509 | BNX2X_DEV_INFO("UNDI is active! reset device\n"); |
7510 | ||
7511 | /* try unload UNDI on port 0 */ | |
f2e0899f | 7512 | bp->pf_num = 0; |
da5a662a | 7513 | bp->fw_seq = |
f2e0899f | 7514 | (SHMEM_RD(bp, func_mb[bp->pf_num].drv_mb_header) & |
da5a662a | 7515 | DRV_MSG_SEQ_NUMBER_MASK); |
a22f0788 | 7516 | reset_code = bnx2x_fw_command(bp, reset_code, 0); |
34f80b04 EG |
7517 | |
7518 | /* if UNDI is loaded on the other port */ | |
7519 | if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) { | |
7520 | ||
da5a662a | 7521 | /* send "DONE" for previous unload */ |
a22f0788 YR |
7522 | bnx2x_fw_command(bp, |
7523 | DRV_MSG_CODE_UNLOAD_DONE, 0); | |
da5a662a VZ |
7524 | |
7525 | /* unload UNDI on port 1 */ | |
f2e0899f | 7526 | bp->pf_num = 1; |
da5a662a | 7527 | bp->fw_seq = |
f2e0899f | 7528 | (SHMEM_RD(bp, func_mb[bp->pf_num].drv_mb_header) & |
da5a662a VZ |
7529 | DRV_MSG_SEQ_NUMBER_MASK); |
7530 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
7531 | ||
a22f0788 | 7532 | bnx2x_fw_command(bp, reset_code, 0); |
34f80b04 EG |
7533 | } |
7534 | ||
b4661739 EG |
7535 | /* now it's safe to release the lock */ |
7536 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
7537 | ||
f2e0899f | 7538 | bnx2x_undi_int_disable(bp); |
da5a662a VZ |
7539 | |
7540 | /* close input traffic and wait for it */ | |
7541 | /* Do not rcv packets to BRB */ | |
7542 | REG_WR(bp, | |
7543 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK : | |
7544 | NIG_REG_LLH0_BRB1_DRV_MASK), 0x0); | |
7545 | /* Do not direct rcv packets that are not for MCP to | |
7546 | * the BRB */ | |
7547 | REG_WR(bp, | |
7548 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
7549 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
7550 | /* clear AEU */ | |
7551 | REG_WR(bp, | |
7552 | (BP_PORT(bp) ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
7553 | MISC_REG_AEU_MASK_ATTN_FUNC_0), 0); | |
7554 | msleep(10); | |
7555 | ||
7556 | /* save NIG port swap info */ | |
7557 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
7558 | swap_en = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
34f80b04 EG |
7559 | /* reset device */ |
7560 | REG_WR(bp, | |
7561 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
da5a662a | 7562 | 0xd3ffffff); |
34f80b04 EG |
7563 | REG_WR(bp, |
7564 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
7565 | 0x1403); | |
da5a662a VZ |
7566 | /* take the NIG out of reset and restore swap values */ |
7567 | REG_WR(bp, | |
7568 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
7569 | MISC_REGISTERS_RESET_REG_1_RST_NIG); | |
7570 | REG_WR(bp, NIG_REG_PORT_SWAP, swap_val); | |
7571 | REG_WR(bp, NIG_REG_STRAP_OVERRIDE, swap_en); | |
7572 | ||
7573 | /* send unload done to the MCP */ | |
a22f0788 | 7574 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE, 0); |
da5a662a VZ |
7575 | |
7576 | /* restore our func and fw_seq */ | |
f2e0899f | 7577 | bp->pf_num = orig_pf_num; |
da5a662a | 7578 | bp->fw_seq = |
f2e0899f | 7579 | (SHMEM_RD(bp, func_mb[bp->pf_num].drv_mb_header) & |
da5a662a | 7580 | DRV_MSG_SEQ_NUMBER_MASK); |
b4661739 EG |
7581 | } else |
7582 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
34f80b04 EG |
7583 | } |
7584 | } | |
7585 | ||
7586 | static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp) | |
7587 | { | |
7588 | u32 val, val2, val3, val4, id; | |
72ce58c3 | 7589 | u16 pmc; |
34f80b04 EG |
7590 | |
7591 | /* Get the chip revision id and number. */ | |
7592 | /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ | |
7593 | val = REG_RD(bp, MISC_REG_CHIP_NUM); | |
7594 | id = ((val & 0xffff) << 16); | |
7595 | val = REG_RD(bp, MISC_REG_CHIP_REV); | |
7596 | id |= ((val & 0xf) << 12); | |
7597 | val = REG_RD(bp, MISC_REG_CHIP_METAL); | |
7598 | id |= ((val & 0xff) << 4); | |
5a40e08e | 7599 | val = REG_RD(bp, MISC_REG_BOND_ID); |
34f80b04 EG |
7600 | id |= (val & 0xf); |
7601 | bp->common.chip_id = id; | |
523224a3 DK |
7602 | |
7603 | /* Set doorbell size */ | |
7604 | bp->db_size = (1 << BNX2X_DB_SHIFT); | |
7605 | ||
f2e0899f DK |
7606 | if (CHIP_IS_E2(bp)) { |
7607 | val = REG_RD(bp, MISC_REG_PORT4MODE_EN_OVWR); | |
7608 | if ((val & 1) == 0) | |
7609 | val = REG_RD(bp, MISC_REG_PORT4MODE_EN); | |
7610 | else | |
7611 | val = (val >> 1) & 1; | |
7612 | BNX2X_DEV_INFO("chip is in %s\n", val ? "4_PORT_MODE" : | |
7613 | "2_PORT_MODE"); | |
7614 | bp->common.chip_port_mode = val ? CHIP_4_PORT_MODE : | |
7615 | CHIP_2_PORT_MODE; | |
7616 | ||
7617 | if (CHIP_MODE_IS_4_PORT(bp)) | |
7618 | bp->pfid = (bp->pf_num >> 1); /* 0..3 */ | |
7619 | else | |
7620 | bp->pfid = (bp->pf_num & 0x6); /* 0, 2, 4, 6 */ | |
7621 | } else { | |
7622 | bp->common.chip_port_mode = CHIP_PORT_MODE_NONE; /* N/A */ | |
7623 | bp->pfid = bp->pf_num; /* 0..7 */ | |
7624 | } | |
7625 | ||
523224a3 DK |
7626 | /* |
7627 | * set base FW non-default (fast path) status block id, this value is | |
7628 | * used to initialize the fw_sb_id saved on the fp/queue structure to | |
7629 | * determine the id used by the FW. | |
7630 | */ | |
f2e0899f DK |
7631 | if (CHIP_IS_E1x(bp)) |
7632 | bp->base_fw_ndsb = BP_PORT(bp) * FP_SB_MAX_E1x; | |
7633 | else /* E2 */ | |
7634 | bp->base_fw_ndsb = BP_PORT(bp) * FP_SB_MAX_E2; | |
7635 | ||
7636 | bp->link_params.chip_id = bp->common.chip_id; | |
7637 | BNX2X_DEV_INFO("chip ID is 0x%x\n", id); | |
523224a3 | 7638 | |
1c06328c EG |
7639 | val = (REG_RD(bp, 0x2874) & 0x55); |
7640 | if ((bp->common.chip_id & 0x1) || | |
7641 | (CHIP_IS_E1(bp) && val) || (CHIP_IS_E1H(bp) && (val == 0x55))) { | |
7642 | bp->flags |= ONE_PORT_FLAG; | |
7643 | BNX2X_DEV_INFO("single port device\n"); | |
7644 | } | |
7645 | ||
34f80b04 EG |
7646 | val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4); |
7647 | bp->common.flash_size = (NVRAM_1MB_SIZE << | |
7648 | (val & MCPR_NVM_CFG4_FLASH_SIZE)); | |
7649 | BNX2X_DEV_INFO("flash_size 0x%x (%d)\n", | |
7650 | bp->common.flash_size, bp->common.flash_size); | |
7651 | ||
7652 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
f2e0899f DK |
7653 | bp->common.shmem2_base = REG_RD(bp, (BP_PATH(bp) ? |
7654 | MISC_REG_GENERIC_CR_1 : | |
7655 | MISC_REG_GENERIC_CR_0)); | |
34f80b04 | 7656 | bp->link_params.shmem_base = bp->common.shmem_base; |
a22f0788 | 7657 | bp->link_params.shmem2_base = bp->common.shmem2_base; |
2691d51d EG |
7658 | BNX2X_DEV_INFO("shmem offset 0x%x shmem2 offset 0x%x\n", |
7659 | bp->common.shmem_base, bp->common.shmem2_base); | |
34f80b04 | 7660 | |
f2e0899f | 7661 | if (!bp->common.shmem_base) { |
34f80b04 EG |
7662 | BNX2X_DEV_INFO("MCP not active\n"); |
7663 | bp->flags |= NO_MCP_FLAG; | |
7664 | return; | |
7665 | } | |
7666 | ||
7667 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
7668 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7669 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
f2e0899f | 7670 | BNX2X_ERR("BAD MCP validity signature\n"); |
34f80b04 EG |
7671 | |
7672 | bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config); | |
35b19ba5 | 7673 | BNX2X_DEV_INFO("hw_config 0x%08x\n", bp->common.hw_config); |
34f80b04 EG |
7674 | |
7675 | bp->link_params.hw_led_mode = ((bp->common.hw_config & | |
7676 | SHARED_HW_CFG_LED_MODE_MASK) >> | |
7677 | SHARED_HW_CFG_LED_MODE_SHIFT); | |
7678 | ||
c2c8b03e EG |
7679 | bp->link_params.feature_config_flags = 0; |
7680 | val = SHMEM_RD(bp, dev_info.shared_feature_config.config); | |
7681 | if (val & SHARED_FEAT_CFG_OVERRIDE_PREEMPHASIS_CFG_ENABLED) | |
7682 | bp->link_params.feature_config_flags |= | |
7683 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED; | |
7684 | else | |
7685 | bp->link_params.feature_config_flags &= | |
7686 | ~FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED; | |
7687 | ||
34f80b04 EG |
7688 | val = SHMEM_RD(bp, dev_info.bc_rev) >> 8; |
7689 | bp->common.bc_ver = val; | |
7690 | BNX2X_DEV_INFO("bc_ver %X\n", val); | |
7691 | if (val < BNX2X_BC_VER) { | |
7692 | /* for now only warn | |
7693 | * later we might need to enforce this */ | |
f2e0899f DK |
7694 | BNX2X_ERR("This driver needs bc_ver %X but found %X, " |
7695 | "please upgrade BC\n", BNX2X_BC_VER, val); | |
34f80b04 | 7696 | } |
4d295db0 | 7697 | bp->link_params.feature_config_flags |= |
a22f0788 | 7698 | (val >= REQ_BC_VER_4_VRFY_FIRST_PHY_OPT_MDL) ? |
f85582f8 DK |
7699 | FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY : 0; |
7700 | ||
a22f0788 YR |
7701 | bp->link_params.feature_config_flags |= |
7702 | (val >= REQ_BC_VER_4_VRFY_SPECIFIC_PHY_OPT_MDL) ? | |
7703 | FEATURE_CONFIG_BC_SUPPORTS_DUAL_PHY_OPT_MDL_VRFY : 0; | |
72ce58c3 EG |
7704 | |
7705 | if (BP_E1HVN(bp) == 0) { | |
7706 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc); | |
7707 | bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG; | |
7708 | } else { | |
7709 | /* no WOL capability for E1HVN != 0 */ | |
7710 | bp->flags |= NO_WOL_FLAG; | |
7711 | } | |
7712 | BNX2X_DEV_INFO("%sWoL capable\n", | |
f5372251 | 7713 | (bp->flags & NO_WOL_FLAG) ? "not " : ""); |
34f80b04 EG |
7714 | |
7715 | val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num); | |
7716 | val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]); | |
7717 | val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]); | |
7718 | val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]); | |
7719 | ||
cdaa7cb8 VZ |
7720 | dev_info(&bp->pdev->dev, "part number %X-%X-%X-%X\n", |
7721 | val, val2, val3, val4); | |
34f80b04 EG |
7722 | } |
7723 | ||
f2e0899f DK |
7724 | #define IGU_FID(val) GET_FIELD((val), IGU_REG_MAPPING_MEMORY_FID) |
7725 | #define IGU_VEC(val) GET_FIELD((val), IGU_REG_MAPPING_MEMORY_VECTOR) | |
7726 | ||
7727 | static void __devinit bnx2x_get_igu_cam_info(struct bnx2x *bp) | |
7728 | { | |
7729 | int pfid = BP_FUNC(bp); | |
7730 | int vn = BP_E1HVN(bp); | |
7731 | int igu_sb_id; | |
7732 | u32 val; | |
7733 | u8 fid; | |
7734 | ||
7735 | bp->igu_base_sb = 0xff; | |
7736 | bp->igu_sb_cnt = 0; | |
7737 | if (CHIP_INT_MODE_IS_BC(bp)) { | |
7738 | bp->igu_sb_cnt = min_t(u8, FP_SB_MAX_E1x, | |
7739 | bp->l2_cid_count); | |
7740 | ||
7741 | bp->igu_base_sb = (CHIP_MODE_IS_4_PORT(bp) ? pfid : vn) * | |
7742 | FP_SB_MAX_E1x; | |
7743 | ||
7744 | bp->igu_dsb_id = E1HVN_MAX * FP_SB_MAX_E1x + | |
7745 | (CHIP_MODE_IS_4_PORT(bp) ? pfid : vn); | |
7746 | ||
7747 | return; | |
7748 | } | |
7749 | ||
7750 | /* IGU in normal mode - read CAM */ | |
7751 | for (igu_sb_id = 0; igu_sb_id < IGU_REG_MAPPING_MEMORY_SIZE; | |
7752 | igu_sb_id++) { | |
7753 | val = REG_RD(bp, IGU_REG_MAPPING_MEMORY + igu_sb_id * 4); | |
7754 | if (!(val & IGU_REG_MAPPING_MEMORY_VALID)) | |
7755 | continue; | |
7756 | fid = IGU_FID(val); | |
7757 | if ((fid & IGU_FID_ENCODE_IS_PF)) { | |
7758 | if ((fid & IGU_FID_PF_NUM_MASK) != pfid) | |
7759 | continue; | |
7760 | if (IGU_VEC(val) == 0) | |
7761 | /* default status block */ | |
7762 | bp->igu_dsb_id = igu_sb_id; | |
7763 | else { | |
7764 | if (bp->igu_base_sb == 0xff) | |
7765 | bp->igu_base_sb = igu_sb_id; | |
7766 | bp->igu_sb_cnt++; | |
7767 | } | |
7768 | } | |
7769 | } | |
7770 | bp->igu_sb_cnt = min_t(u8, bp->igu_sb_cnt, bp->l2_cid_count); | |
7771 | if (bp->igu_sb_cnt == 0) | |
7772 | BNX2X_ERR("CAM configuration error\n"); | |
7773 | } | |
7774 | ||
34f80b04 EG |
7775 | static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp, |
7776 | u32 switch_cfg) | |
a2fbb9ea | 7777 | { |
a22f0788 YR |
7778 | int cfg_size = 0, idx, port = BP_PORT(bp); |
7779 | ||
7780 | /* Aggregation of supported attributes of all external phys */ | |
7781 | bp->port.supported[0] = 0; | |
7782 | bp->port.supported[1] = 0; | |
b7737c9b YR |
7783 | switch (bp->link_params.num_phys) { |
7784 | case 1: | |
a22f0788 YR |
7785 | bp->port.supported[0] = bp->link_params.phy[INT_PHY].supported; |
7786 | cfg_size = 1; | |
7787 | break; | |
b7737c9b | 7788 | case 2: |
a22f0788 YR |
7789 | bp->port.supported[0] = bp->link_params.phy[EXT_PHY1].supported; |
7790 | cfg_size = 1; | |
7791 | break; | |
7792 | case 3: | |
7793 | if (bp->link_params.multi_phy_config & | |
7794 | PORT_HW_CFG_PHY_SWAPPED_ENABLED) { | |
7795 | bp->port.supported[1] = | |
7796 | bp->link_params.phy[EXT_PHY1].supported; | |
7797 | bp->port.supported[0] = | |
7798 | bp->link_params.phy[EXT_PHY2].supported; | |
7799 | } else { | |
7800 | bp->port.supported[0] = | |
7801 | bp->link_params.phy[EXT_PHY1].supported; | |
7802 | bp->port.supported[1] = | |
7803 | bp->link_params.phy[EXT_PHY2].supported; | |
7804 | } | |
7805 | cfg_size = 2; | |
7806 | break; | |
b7737c9b | 7807 | } |
a2fbb9ea | 7808 | |
a22f0788 | 7809 | if (!(bp->port.supported[0] || bp->port.supported[1])) { |
b7737c9b | 7810 | BNX2X_ERR("NVRAM config error. BAD phy config." |
a22f0788 | 7811 | "PHY1 config 0x%x, PHY2 config 0x%x\n", |
b7737c9b | 7812 | SHMEM_RD(bp, |
a22f0788 YR |
7813 | dev_info.port_hw_config[port].external_phy_config), |
7814 | SHMEM_RD(bp, | |
7815 | dev_info.port_hw_config[port].external_phy_config2)); | |
a2fbb9ea | 7816 | return; |
f85582f8 | 7817 | } |
a2fbb9ea | 7818 | |
b7737c9b YR |
7819 | switch (switch_cfg) { |
7820 | case SWITCH_CFG_1G: | |
34f80b04 EG |
7821 | bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR + |
7822 | port*0x10); | |
7823 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea ET |
7824 | break; |
7825 | ||
7826 | case SWITCH_CFG_10G: | |
34f80b04 EG |
7827 | bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR + |
7828 | port*0x18); | |
7829 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea ET |
7830 | break; |
7831 | ||
7832 | default: | |
7833 | BNX2X_ERR("BAD switch_cfg link_config 0x%x\n", | |
a22f0788 | 7834 | bp->port.link_config[0]); |
a2fbb9ea ET |
7835 | return; |
7836 | } | |
a22f0788 YR |
7837 | /* mask what we support according to speed_cap_mask per configuration */ |
7838 | for (idx = 0; idx < cfg_size; idx++) { | |
7839 | if (!(bp->link_params.speed_cap_mask[idx] & | |
c18487ee | 7840 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) |
a22f0788 | 7841 | bp->port.supported[idx] &= ~SUPPORTED_10baseT_Half; |
a2fbb9ea | 7842 | |
a22f0788 | 7843 | if (!(bp->link_params.speed_cap_mask[idx] & |
c18487ee | 7844 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL)) |
a22f0788 | 7845 | bp->port.supported[idx] &= ~SUPPORTED_10baseT_Full; |
a2fbb9ea | 7846 | |
a22f0788 | 7847 | if (!(bp->link_params.speed_cap_mask[idx] & |
c18487ee | 7848 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)) |
a22f0788 | 7849 | bp->port.supported[idx] &= ~SUPPORTED_100baseT_Half; |
a2fbb9ea | 7850 | |
a22f0788 | 7851 | if (!(bp->link_params.speed_cap_mask[idx] & |
c18487ee | 7852 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL)) |
a22f0788 | 7853 | bp->port.supported[idx] &= ~SUPPORTED_100baseT_Full; |
a2fbb9ea | 7854 | |
a22f0788 | 7855 | if (!(bp->link_params.speed_cap_mask[idx] & |
c18487ee | 7856 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) |
a22f0788 | 7857 | bp->port.supported[idx] &= ~(SUPPORTED_1000baseT_Half | |
f85582f8 | 7858 | SUPPORTED_1000baseT_Full); |
a2fbb9ea | 7859 | |
a22f0788 | 7860 | if (!(bp->link_params.speed_cap_mask[idx] & |
c18487ee | 7861 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) |
a22f0788 | 7862 | bp->port.supported[idx] &= ~SUPPORTED_2500baseX_Full; |
a2fbb9ea | 7863 | |
a22f0788 | 7864 | if (!(bp->link_params.speed_cap_mask[idx] & |
c18487ee | 7865 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) |
a22f0788 YR |
7866 | bp->port.supported[idx] &= ~SUPPORTED_10000baseT_Full; |
7867 | ||
7868 | } | |
a2fbb9ea | 7869 | |
a22f0788 YR |
7870 | BNX2X_DEV_INFO("supported 0x%x 0x%x\n", bp->port.supported[0], |
7871 | bp->port.supported[1]); | |
a2fbb9ea ET |
7872 | } |
7873 | ||
34f80b04 | 7874 | static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp) |
a2fbb9ea | 7875 | { |
a22f0788 YR |
7876 | u32 link_config, idx, cfg_size = 0; |
7877 | bp->port.advertising[0] = 0; | |
7878 | bp->port.advertising[1] = 0; | |
7879 | switch (bp->link_params.num_phys) { | |
7880 | case 1: | |
7881 | case 2: | |
7882 | cfg_size = 1; | |
7883 | break; | |
7884 | case 3: | |
7885 | cfg_size = 2; | |
7886 | break; | |
7887 | } | |
7888 | for (idx = 0; idx < cfg_size; idx++) { | |
7889 | bp->link_params.req_duplex[idx] = DUPLEX_FULL; | |
7890 | link_config = bp->port.link_config[idx]; | |
7891 | switch (link_config & PORT_FEATURE_LINK_SPEED_MASK) { | |
f85582f8 | 7892 | case PORT_FEATURE_LINK_SPEED_AUTO: |
a22f0788 YR |
7893 | if (bp->port.supported[idx] & SUPPORTED_Autoneg) { |
7894 | bp->link_params.req_line_speed[idx] = | |
7895 | SPEED_AUTO_NEG; | |
7896 | bp->port.advertising[idx] |= | |
7897 | bp->port.supported[idx]; | |
f85582f8 DK |
7898 | } else { |
7899 | /* force 10G, no AN */ | |
a22f0788 YR |
7900 | bp->link_params.req_line_speed[idx] = |
7901 | SPEED_10000; | |
7902 | bp->port.advertising[idx] |= | |
7903 | (ADVERTISED_10000baseT_Full | | |
f85582f8 | 7904 | ADVERTISED_FIBRE); |
a22f0788 | 7905 | continue; |
f85582f8 DK |
7906 | } |
7907 | break; | |
a2fbb9ea | 7908 | |
f85582f8 | 7909 | case PORT_FEATURE_LINK_SPEED_10M_FULL: |
a22f0788 YR |
7910 | if (bp->port.supported[idx] & SUPPORTED_10baseT_Full) { |
7911 | bp->link_params.req_line_speed[idx] = | |
7912 | SPEED_10; | |
7913 | bp->port.advertising[idx] |= | |
7914 | (ADVERTISED_10baseT_Full | | |
f85582f8 DK |
7915 | ADVERTISED_TP); |
7916 | } else { | |
7917 | BNX2X_ERROR("NVRAM config error. " | |
7918 | "Invalid link_config 0x%x" | |
7919 | " speed_cap_mask 0x%x\n", | |
7920 | link_config, | |
a22f0788 | 7921 | bp->link_params.speed_cap_mask[idx]); |
f85582f8 DK |
7922 | return; |
7923 | } | |
7924 | break; | |
a2fbb9ea | 7925 | |
f85582f8 | 7926 | case PORT_FEATURE_LINK_SPEED_10M_HALF: |
a22f0788 YR |
7927 | if (bp->port.supported[idx] & SUPPORTED_10baseT_Half) { |
7928 | bp->link_params.req_line_speed[idx] = | |
7929 | SPEED_10; | |
7930 | bp->link_params.req_duplex[idx] = | |
7931 | DUPLEX_HALF; | |
7932 | bp->port.advertising[idx] |= | |
7933 | (ADVERTISED_10baseT_Half | | |
f85582f8 DK |
7934 | ADVERTISED_TP); |
7935 | } else { | |
7936 | BNX2X_ERROR("NVRAM config error. " | |
7937 | "Invalid link_config 0x%x" | |
7938 | " speed_cap_mask 0x%x\n", | |
7939 | link_config, | |
7940 | bp->link_params.speed_cap_mask[idx]); | |
7941 | return; | |
7942 | } | |
7943 | break; | |
a2fbb9ea | 7944 | |
f85582f8 DK |
7945 | case PORT_FEATURE_LINK_SPEED_100M_FULL: |
7946 | if (bp->port.supported[idx] & | |
7947 | SUPPORTED_100baseT_Full) { | |
a22f0788 YR |
7948 | bp->link_params.req_line_speed[idx] = |
7949 | SPEED_100; | |
7950 | bp->port.advertising[idx] |= | |
7951 | (ADVERTISED_100baseT_Full | | |
f85582f8 DK |
7952 | ADVERTISED_TP); |
7953 | } else { | |
7954 | BNX2X_ERROR("NVRAM config error. " | |
7955 | "Invalid link_config 0x%x" | |
7956 | " speed_cap_mask 0x%x\n", | |
7957 | link_config, | |
7958 | bp->link_params.speed_cap_mask[idx]); | |
7959 | return; | |
7960 | } | |
7961 | break; | |
a2fbb9ea | 7962 | |
f85582f8 DK |
7963 | case PORT_FEATURE_LINK_SPEED_100M_HALF: |
7964 | if (bp->port.supported[idx] & | |
7965 | SUPPORTED_100baseT_Half) { | |
7966 | bp->link_params.req_line_speed[idx] = | |
7967 | SPEED_100; | |
7968 | bp->link_params.req_duplex[idx] = | |
7969 | DUPLEX_HALF; | |
a22f0788 YR |
7970 | bp->port.advertising[idx] |= |
7971 | (ADVERTISED_100baseT_Half | | |
f85582f8 DK |
7972 | ADVERTISED_TP); |
7973 | } else { | |
7974 | BNX2X_ERROR("NVRAM config error. " | |
cdaa7cb8 VZ |
7975 | "Invalid link_config 0x%x" |
7976 | " speed_cap_mask 0x%x\n", | |
a22f0788 YR |
7977 | link_config, |
7978 | bp->link_params.speed_cap_mask[idx]); | |
f85582f8 DK |
7979 | return; |
7980 | } | |
7981 | break; | |
a2fbb9ea | 7982 | |
f85582f8 | 7983 | case PORT_FEATURE_LINK_SPEED_1G: |
a22f0788 YR |
7984 | if (bp->port.supported[idx] & |
7985 | SUPPORTED_1000baseT_Full) { | |
7986 | bp->link_params.req_line_speed[idx] = | |
7987 | SPEED_1000; | |
7988 | bp->port.advertising[idx] |= | |
7989 | (ADVERTISED_1000baseT_Full | | |
f85582f8 DK |
7990 | ADVERTISED_TP); |
7991 | } else { | |
7992 | BNX2X_ERROR("NVRAM config error. " | |
cdaa7cb8 VZ |
7993 | "Invalid link_config 0x%x" |
7994 | " speed_cap_mask 0x%x\n", | |
a22f0788 YR |
7995 | link_config, |
7996 | bp->link_params.speed_cap_mask[idx]); | |
f85582f8 DK |
7997 | return; |
7998 | } | |
7999 | break; | |
a2fbb9ea | 8000 | |
f85582f8 | 8001 | case PORT_FEATURE_LINK_SPEED_2_5G: |
a22f0788 YR |
8002 | if (bp->port.supported[idx] & |
8003 | SUPPORTED_2500baseX_Full) { | |
8004 | bp->link_params.req_line_speed[idx] = | |
8005 | SPEED_2500; | |
8006 | bp->port.advertising[idx] |= | |
8007 | (ADVERTISED_2500baseX_Full | | |
34f80b04 | 8008 | ADVERTISED_TP); |
f85582f8 DK |
8009 | } else { |
8010 | BNX2X_ERROR("NVRAM config error. " | |
cdaa7cb8 VZ |
8011 | "Invalid link_config 0x%x" |
8012 | " speed_cap_mask 0x%x\n", | |
a22f0788 | 8013 | link_config, |
f85582f8 DK |
8014 | bp->link_params.speed_cap_mask[idx]); |
8015 | return; | |
8016 | } | |
8017 | break; | |
a2fbb9ea | 8018 | |
f85582f8 DK |
8019 | case PORT_FEATURE_LINK_SPEED_10G_CX4: |
8020 | case PORT_FEATURE_LINK_SPEED_10G_KX4: | |
8021 | case PORT_FEATURE_LINK_SPEED_10G_KR: | |
a22f0788 YR |
8022 | if (bp->port.supported[idx] & |
8023 | SUPPORTED_10000baseT_Full) { | |
8024 | bp->link_params.req_line_speed[idx] = | |
8025 | SPEED_10000; | |
8026 | bp->port.advertising[idx] |= | |
8027 | (ADVERTISED_10000baseT_Full | | |
34f80b04 | 8028 | ADVERTISED_FIBRE); |
f85582f8 DK |
8029 | } else { |
8030 | BNX2X_ERROR("NVRAM config error. " | |
cdaa7cb8 VZ |
8031 | "Invalid link_config 0x%x" |
8032 | " speed_cap_mask 0x%x\n", | |
a22f0788 | 8033 | link_config, |
f85582f8 DK |
8034 | bp->link_params.speed_cap_mask[idx]); |
8035 | return; | |
8036 | } | |
8037 | break; | |
a2fbb9ea | 8038 | |
f85582f8 DK |
8039 | default: |
8040 | BNX2X_ERROR("NVRAM config error. " | |
8041 | "BAD link speed link_config 0x%x\n", | |
8042 | link_config); | |
8043 | bp->link_params.req_line_speed[idx] = | |
8044 | SPEED_AUTO_NEG; | |
8045 | bp->port.advertising[idx] = | |
8046 | bp->port.supported[idx]; | |
8047 | break; | |
8048 | } | |
a2fbb9ea | 8049 | |
a22f0788 | 8050 | bp->link_params.req_flow_ctrl[idx] = (link_config & |
34f80b04 | 8051 | PORT_FEATURE_FLOW_CONTROL_MASK); |
a22f0788 YR |
8052 | if ((bp->link_params.req_flow_ctrl[idx] == |
8053 | BNX2X_FLOW_CTRL_AUTO) && | |
8054 | !(bp->port.supported[idx] & SUPPORTED_Autoneg)) { | |
8055 | bp->link_params.req_flow_ctrl[idx] = | |
8056 | BNX2X_FLOW_CTRL_NONE; | |
8057 | } | |
a2fbb9ea | 8058 | |
a22f0788 YR |
8059 | BNX2X_DEV_INFO("req_line_speed %d req_duplex %d req_flow_ctrl" |
8060 | " 0x%x advertising 0x%x\n", | |
8061 | bp->link_params.req_line_speed[idx], | |
8062 | bp->link_params.req_duplex[idx], | |
8063 | bp->link_params.req_flow_ctrl[idx], | |
8064 | bp->port.advertising[idx]); | |
8065 | } | |
a2fbb9ea ET |
8066 | } |
8067 | ||
e665bfda MC |
8068 | static void __devinit bnx2x_set_mac_buf(u8 *mac_buf, u32 mac_lo, u16 mac_hi) |
8069 | { | |
8070 | mac_hi = cpu_to_be16(mac_hi); | |
8071 | mac_lo = cpu_to_be32(mac_lo); | |
8072 | memcpy(mac_buf, &mac_hi, sizeof(mac_hi)); | |
8073 | memcpy(mac_buf + sizeof(mac_hi), &mac_lo, sizeof(mac_lo)); | |
8074 | } | |
8075 | ||
34f80b04 | 8076 | static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp) |
a2fbb9ea | 8077 | { |
34f80b04 EG |
8078 | int port = BP_PORT(bp); |
8079 | u32 val, val2; | |
589abe3a | 8080 | u32 config; |
b7737c9b | 8081 | u32 ext_phy_type, ext_phy_config;; |
a2fbb9ea | 8082 | |
c18487ee | 8083 | bp->link_params.bp = bp; |
34f80b04 | 8084 | bp->link_params.port = port; |
c18487ee | 8085 | |
c18487ee | 8086 | bp->link_params.lane_config = |
a2fbb9ea | 8087 | SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config); |
4d295db0 | 8088 | |
a22f0788 | 8089 | bp->link_params.speed_cap_mask[0] = |
a2fbb9ea ET |
8090 | SHMEM_RD(bp, |
8091 | dev_info.port_hw_config[port].speed_capability_mask); | |
a22f0788 YR |
8092 | bp->link_params.speed_cap_mask[1] = |
8093 | SHMEM_RD(bp, | |
8094 | dev_info.port_hw_config[port].speed_capability_mask2); | |
8095 | bp->port.link_config[0] = | |
a2fbb9ea ET |
8096 | SHMEM_RD(bp, dev_info.port_feature_config[port].link_config); |
8097 | ||
a22f0788 YR |
8098 | bp->port.link_config[1] = |
8099 | SHMEM_RD(bp, dev_info.port_feature_config[port].link_config2); | |
c2c8b03e | 8100 | |
a22f0788 YR |
8101 | bp->link_params.multi_phy_config = |
8102 | SHMEM_RD(bp, dev_info.port_hw_config[port].multi_phy_config); | |
3ce2c3f9 EG |
8103 | /* If the device is capable of WoL, set the default state according |
8104 | * to the HW | |
8105 | */ | |
4d295db0 | 8106 | config = SHMEM_RD(bp, dev_info.port_feature_config[port].config); |
3ce2c3f9 EG |
8107 | bp->wol = (!(bp->flags & NO_WOL_FLAG) && |
8108 | (config & PORT_FEATURE_WOL_ENABLED)); | |
8109 | ||
f85582f8 | 8110 | BNX2X_DEV_INFO("lane_config 0x%08x " |
a22f0788 | 8111 | "speed_cap_mask0 0x%08x link_config0 0x%08x\n", |
c18487ee | 8112 | bp->link_params.lane_config, |
a22f0788 YR |
8113 | bp->link_params.speed_cap_mask[0], |
8114 | bp->port.link_config[0]); | |
a2fbb9ea | 8115 | |
a22f0788 | 8116 | bp->link_params.switch_cfg = (bp->port.link_config[0] & |
f85582f8 | 8117 | PORT_FEATURE_CONNECTED_SWITCH_MASK); |
b7737c9b | 8118 | bnx2x_phy_probe(&bp->link_params); |
c18487ee | 8119 | bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg); |
a2fbb9ea ET |
8120 | |
8121 | bnx2x_link_settings_requested(bp); | |
8122 | ||
01cd4528 EG |
8123 | /* |
8124 | * If connected directly, work with the internal PHY, otherwise, work | |
8125 | * with the external PHY | |
8126 | */ | |
b7737c9b YR |
8127 | ext_phy_config = |
8128 | SHMEM_RD(bp, | |
8129 | dev_info.port_hw_config[port].external_phy_config); | |
8130 | ext_phy_type = XGXS_EXT_PHY_TYPE(ext_phy_config); | |
01cd4528 | 8131 | if (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) |
b7737c9b | 8132 | bp->mdio.prtad = bp->port.phy_addr; |
01cd4528 EG |
8133 | |
8134 | else if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) && | |
8135 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN)) | |
8136 | bp->mdio.prtad = | |
b7737c9b | 8137 | XGXS_EXT_PHY_ADDR(ext_phy_config); |
01cd4528 | 8138 | |
a2fbb9ea ET |
8139 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper); |
8140 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower); | |
e665bfda | 8141 | bnx2x_set_mac_buf(bp->dev->dev_addr, val, val2); |
c18487ee YR |
8142 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN); |
8143 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
37b091ba MC |
8144 | |
8145 | #ifdef BCM_CNIC | |
8146 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].iscsi_mac_upper); | |
8147 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].iscsi_mac_lower); | |
8148 | bnx2x_set_mac_buf(bp->iscsi_mac, val, val2); | |
8149 | #endif | |
34f80b04 EG |
8150 | } |
8151 | ||
8152 | static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp) | |
8153 | { | |
f2e0899f DK |
8154 | int func = BP_ABS_FUNC(bp); |
8155 | int vn; | |
34f80b04 EG |
8156 | u32 val, val2; |
8157 | int rc = 0; | |
a2fbb9ea | 8158 | |
34f80b04 | 8159 | bnx2x_get_common_hwinfo(bp); |
a2fbb9ea | 8160 | |
f2e0899f DK |
8161 | if (CHIP_IS_E1x(bp)) { |
8162 | bp->common.int_block = INT_BLOCK_HC; | |
8163 | ||
8164 | bp->igu_dsb_id = DEF_SB_IGU_ID; | |
8165 | bp->igu_base_sb = 0; | |
8166 | bp->igu_sb_cnt = min_t(u8, FP_SB_MAX_E1x, bp->l2_cid_count); | |
8167 | } else { | |
8168 | bp->common.int_block = INT_BLOCK_IGU; | |
8169 | val = REG_RD(bp, IGU_REG_BLOCK_CONFIGURATION); | |
8170 | if (val & IGU_BLOCK_CONFIGURATION_REG_BACKWARD_COMP_EN) { | |
8171 | DP(NETIF_MSG_PROBE, "IGU Backward Compatible Mode\n"); | |
8172 | bp->common.int_block |= INT_BLOCK_MODE_BW_COMP; | |
8173 | } else | |
8174 | DP(NETIF_MSG_PROBE, "IGU Normal Mode\n"); | |
523224a3 | 8175 | |
f2e0899f DK |
8176 | bnx2x_get_igu_cam_info(bp); |
8177 | ||
8178 | } | |
8179 | DP(NETIF_MSG_PROBE, "igu_dsb_id %d igu_base_sb %d igu_sb_cnt %d\n", | |
8180 | bp->igu_dsb_id, bp->igu_base_sb, bp->igu_sb_cnt); | |
8181 | ||
8182 | /* | |
8183 | * Initialize MF configuration | |
8184 | */ | |
523224a3 | 8185 | |
fb3bff17 DK |
8186 | bp->mf_ov = 0; |
8187 | bp->mf_mode = 0; | |
f2e0899f DK |
8188 | vn = BP_E1HVN(bp); |
8189 | if (!CHIP_IS_E1(bp) && !BP_NOMCP(bp)) { | |
8190 | if (SHMEM2_HAS(bp, mf_cfg_addr)) | |
8191 | bp->common.mf_cfg_base = SHMEM2_RD(bp, mf_cfg_addr); | |
8192 | else | |
8193 | bp->common.mf_cfg_base = bp->common.shmem_base + | |
523224a3 DK |
8194 | offsetof(struct shmem_region, func_mb) + |
8195 | E1H_FUNC_MAX * sizeof(struct drv_func_mb); | |
f2e0899f | 8196 | bp->mf_config[vn] = |
523224a3 | 8197 | MF_CFG_RD(bp, func_mf_config[func].config); |
a2fbb9ea | 8198 | |
523224a3 | 8199 | val = (MF_CFG_RD(bp, func_mf_config[FUNC_0].e1hov_tag) & |
3196a88a | 8200 | FUNC_MF_CFG_E1HOV_TAG_MASK); |
2691d51d | 8201 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) |
fb3bff17 | 8202 | bp->mf_mode = 1; |
2691d51d | 8203 | BNX2X_DEV_INFO("%s function mode\n", |
fb3bff17 | 8204 | IS_MF(bp) ? "multi" : "single"); |
2691d51d | 8205 | |
fb3bff17 | 8206 | if (IS_MF(bp)) { |
523224a3 | 8207 | val = (MF_CFG_RD(bp, func_mf_config[func]. |
2691d51d EG |
8208 | e1hov_tag) & |
8209 | FUNC_MF_CFG_E1HOV_TAG_MASK); | |
8210 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) { | |
fb3bff17 | 8211 | bp->mf_ov = val; |
f2e0899f | 8212 | BNX2X_DEV_INFO("MF OV for func %d is %d " |
2691d51d | 8213 | "(0x%04x)\n", |
fb3bff17 | 8214 | func, bp->mf_ov, bp->mf_ov); |
2691d51d | 8215 | } else { |
f2e0899f | 8216 | BNX2X_ERROR("No valid MF OV for func %d," |
cdaa7cb8 | 8217 | " aborting\n", func); |
34f80b04 EG |
8218 | rc = -EPERM; |
8219 | } | |
2691d51d | 8220 | } else { |
f2e0899f | 8221 | if (BP_VN(bp)) { |
cdaa7cb8 VZ |
8222 | BNX2X_ERROR("VN %d in single function mode," |
8223 | " aborting\n", BP_E1HVN(bp)); | |
2691d51d EG |
8224 | rc = -EPERM; |
8225 | } | |
34f80b04 EG |
8226 | } |
8227 | } | |
a2fbb9ea | 8228 | |
f2e0899f DK |
8229 | /* adjust igu_sb_cnt to MF for E1x */ |
8230 | if (CHIP_IS_E1x(bp) && IS_MF(bp)) | |
523224a3 DK |
8231 | bp->igu_sb_cnt /= E1HVN_MAX; |
8232 | ||
f2e0899f DK |
8233 | /* |
8234 | * adjust E2 sb count: to be removed when FW will support | |
8235 | * more then 16 L2 clients | |
8236 | */ | |
8237 | #define MAX_L2_CLIENTS 16 | |
8238 | if (CHIP_IS_E2(bp)) | |
8239 | bp->igu_sb_cnt = min_t(u8, bp->igu_sb_cnt, | |
8240 | MAX_L2_CLIENTS / (IS_MF(bp) ? 4 : 1)); | |
8241 | ||
34f80b04 EG |
8242 | if (!BP_NOMCP(bp)) { |
8243 | bnx2x_get_port_hwinfo(bp); | |
8244 | ||
f2e0899f DK |
8245 | bp->fw_seq = |
8246 | (SHMEM_RD(bp, func_mb[BP_FW_MB_IDX(bp)].drv_mb_header) & | |
8247 | DRV_MSG_SEQ_NUMBER_MASK); | |
34f80b04 EG |
8248 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); |
8249 | } | |
8250 | ||
fb3bff17 | 8251 | if (IS_MF(bp)) { |
523224a3 DK |
8252 | val2 = MF_CFG_RD(bp, func_mf_config[func].mac_upper); |
8253 | val = MF_CFG_RD(bp, func_mf_config[func].mac_lower); | |
34f80b04 EG |
8254 | if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) && |
8255 | (val != FUNC_MF_CFG_LOWERMAC_DEFAULT)) { | |
8256 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
8257 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
8258 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
8259 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
8260 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
8261 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
8262 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, | |
8263 | ETH_ALEN); | |
8264 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, | |
8265 | ETH_ALEN); | |
a2fbb9ea | 8266 | } |
34f80b04 EG |
8267 | |
8268 | return rc; | |
a2fbb9ea ET |
8269 | } |
8270 | ||
34f80b04 EG |
8271 | if (BP_NOMCP(bp)) { |
8272 | /* only supposed to happen on emulation/FPGA */ | |
cdaa7cb8 | 8273 | BNX2X_ERROR("warning: random MAC workaround active\n"); |
34f80b04 EG |
8274 | random_ether_addr(bp->dev->dev_addr); |
8275 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
8276 | } | |
a2fbb9ea | 8277 | |
34f80b04 EG |
8278 | return rc; |
8279 | } | |
8280 | ||
34f24c7f VZ |
8281 | static void __devinit bnx2x_read_fwinfo(struct bnx2x *bp) |
8282 | { | |
8283 | int cnt, i, block_end, rodi; | |
8284 | char vpd_data[BNX2X_VPD_LEN+1]; | |
8285 | char str_id_reg[VENDOR_ID_LEN+1]; | |
8286 | char str_id_cap[VENDOR_ID_LEN+1]; | |
8287 | u8 len; | |
8288 | ||
8289 | cnt = pci_read_vpd(bp->pdev, 0, BNX2X_VPD_LEN, vpd_data); | |
8290 | memset(bp->fw_ver, 0, sizeof(bp->fw_ver)); | |
8291 | ||
8292 | if (cnt < BNX2X_VPD_LEN) | |
8293 | goto out_not_found; | |
8294 | ||
8295 | i = pci_vpd_find_tag(vpd_data, 0, BNX2X_VPD_LEN, | |
8296 | PCI_VPD_LRDT_RO_DATA); | |
8297 | if (i < 0) | |
8298 | goto out_not_found; | |
8299 | ||
8300 | ||
8301 | block_end = i + PCI_VPD_LRDT_TAG_SIZE + | |
8302 | pci_vpd_lrdt_size(&vpd_data[i]); | |
8303 | ||
8304 | i += PCI_VPD_LRDT_TAG_SIZE; | |
8305 | ||
8306 | if (block_end > BNX2X_VPD_LEN) | |
8307 | goto out_not_found; | |
8308 | ||
8309 | rodi = pci_vpd_find_info_keyword(vpd_data, i, block_end, | |
8310 | PCI_VPD_RO_KEYWORD_MFR_ID); | |
8311 | if (rodi < 0) | |
8312 | goto out_not_found; | |
8313 | ||
8314 | len = pci_vpd_info_field_size(&vpd_data[rodi]); | |
8315 | ||
8316 | if (len != VENDOR_ID_LEN) | |
8317 | goto out_not_found; | |
8318 | ||
8319 | rodi += PCI_VPD_INFO_FLD_HDR_SIZE; | |
8320 | ||
8321 | /* vendor specific info */ | |
8322 | snprintf(str_id_reg, VENDOR_ID_LEN + 1, "%04x", PCI_VENDOR_ID_DELL); | |
8323 | snprintf(str_id_cap, VENDOR_ID_LEN + 1, "%04X", PCI_VENDOR_ID_DELL); | |
8324 | if (!strncmp(str_id_reg, &vpd_data[rodi], VENDOR_ID_LEN) || | |
8325 | !strncmp(str_id_cap, &vpd_data[rodi], VENDOR_ID_LEN)) { | |
8326 | ||
8327 | rodi = pci_vpd_find_info_keyword(vpd_data, i, block_end, | |
8328 | PCI_VPD_RO_KEYWORD_VENDOR0); | |
8329 | if (rodi >= 0) { | |
8330 | len = pci_vpd_info_field_size(&vpd_data[rodi]); | |
8331 | ||
8332 | rodi += PCI_VPD_INFO_FLD_HDR_SIZE; | |
8333 | ||
8334 | if (len < 32 && (len + rodi) <= BNX2X_VPD_LEN) { | |
8335 | memcpy(bp->fw_ver, &vpd_data[rodi], len); | |
8336 | bp->fw_ver[len] = ' '; | |
8337 | } | |
8338 | } | |
8339 | return; | |
8340 | } | |
8341 | out_not_found: | |
8342 | return; | |
8343 | } | |
8344 | ||
34f80b04 EG |
8345 | static int __devinit bnx2x_init_bp(struct bnx2x *bp) |
8346 | { | |
f2e0899f | 8347 | int func; |
87942b46 | 8348 | int timer_interval; |
34f80b04 EG |
8349 | int rc; |
8350 | ||
da5a662a VZ |
8351 | /* Disable interrupt handling until HW is initialized */ |
8352 | atomic_set(&bp->intr_sem, 1); | |
e1510706 | 8353 | smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */ |
da5a662a | 8354 | |
34f80b04 | 8355 | mutex_init(&bp->port.phy_mutex); |
c4ff7cbf | 8356 | mutex_init(&bp->fw_mb_mutex); |
bb7e95c8 | 8357 | spin_lock_init(&bp->stats_lock); |
993ac7b5 MC |
8358 | #ifdef BCM_CNIC |
8359 | mutex_init(&bp->cnic_mutex); | |
8360 | #endif | |
a2fbb9ea | 8361 | |
1cf167f2 | 8362 | INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task); |
72fd0718 | 8363 | INIT_DELAYED_WORK(&bp->reset_task, bnx2x_reset_task); |
34f80b04 EG |
8364 | |
8365 | rc = bnx2x_get_hwinfo(bp); | |
8366 | ||
523224a3 DK |
8367 | if (!rc) |
8368 | rc = bnx2x_alloc_mem_bp(bp); | |
8369 | ||
34f24c7f | 8370 | bnx2x_read_fwinfo(bp); |
f2e0899f DK |
8371 | |
8372 | func = BP_FUNC(bp); | |
8373 | ||
34f80b04 EG |
8374 | /* need to reset chip if undi was active */ |
8375 | if (!BP_NOMCP(bp)) | |
8376 | bnx2x_undi_unload(bp); | |
8377 | ||
8378 | if (CHIP_REV_IS_FPGA(bp)) | |
cdaa7cb8 | 8379 | dev_err(&bp->pdev->dev, "FPGA detected\n"); |
34f80b04 EG |
8380 | |
8381 | if (BP_NOMCP(bp) && (func == 0)) | |
cdaa7cb8 VZ |
8382 | dev_err(&bp->pdev->dev, "MCP disabled, " |
8383 | "must load devices in order!\n"); | |
34f80b04 | 8384 | |
555f6c78 | 8385 | /* Set multi queue mode */ |
8badd27a EG |
8386 | if ((multi_mode != ETH_RSS_MODE_DISABLED) && |
8387 | ((int_mode == INT_MODE_INTx) || (int_mode == INT_MODE_MSI))) { | |
cdaa7cb8 VZ |
8388 | dev_err(&bp->pdev->dev, "Multi disabled since int_mode " |
8389 | "requested is not MSI-X\n"); | |
555f6c78 EG |
8390 | multi_mode = ETH_RSS_MODE_DISABLED; |
8391 | } | |
8392 | bp->multi_mode = multi_mode; | |
5d7cd496 | 8393 | bp->int_mode = int_mode; |
555f6c78 | 8394 | |
4fd89b7a DK |
8395 | bp->dev->features |= NETIF_F_GRO; |
8396 | ||
7a9b2557 VZ |
8397 | /* Set TPA flags */ |
8398 | if (disable_tpa) { | |
8399 | bp->flags &= ~TPA_ENABLE_FLAG; | |
8400 | bp->dev->features &= ~NETIF_F_LRO; | |
8401 | } else { | |
8402 | bp->flags |= TPA_ENABLE_FLAG; | |
8403 | bp->dev->features |= NETIF_F_LRO; | |
8404 | } | |
5d7cd496 | 8405 | bp->disable_tpa = disable_tpa; |
7a9b2557 | 8406 | |
a18f5128 EG |
8407 | if (CHIP_IS_E1(bp)) |
8408 | bp->dropless_fc = 0; | |
8409 | else | |
8410 | bp->dropless_fc = dropless_fc; | |
8411 | ||
8d5726c4 | 8412 | bp->mrrs = mrrs; |
7a9b2557 | 8413 | |
34f80b04 | 8414 | bp->tx_ring_size = MAX_TX_AVAIL; |
34f80b04 EG |
8415 | |
8416 | bp->rx_csum = 1; | |
34f80b04 | 8417 | |
7d323bfd | 8418 | /* make sure that the numbers are in the right granularity */ |
523224a3 DK |
8419 | bp->tx_ticks = (50 / BNX2X_BTR) * BNX2X_BTR; |
8420 | bp->rx_ticks = (25 / BNX2X_BTR) * BNX2X_BTR; | |
34f80b04 | 8421 | |
87942b46 EG |
8422 | timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ); |
8423 | bp->current_interval = (poll ? poll : timer_interval); | |
34f80b04 EG |
8424 | |
8425 | init_timer(&bp->timer); | |
8426 | bp->timer.expires = jiffies + bp->current_interval; | |
8427 | bp->timer.data = (unsigned long) bp; | |
8428 | bp->timer.function = bnx2x_timer; | |
8429 | ||
8430 | return rc; | |
a2fbb9ea ET |
8431 | } |
8432 | ||
a2fbb9ea | 8433 | |
de0c62db DK |
8434 | /**************************************************************************** |
8435 | * General service functions | |
8436 | ****************************************************************************/ | |
a2fbb9ea | 8437 | |
bb2a0f7a | 8438 | /* called with rtnl_lock */ |
a2fbb9ea ET |
8439 | static int bnx2x_open(struct net_device *dev) |
8440 | { | |
8441 | struct bnx2x *bp = netdev_priv(dev); | |
8442 | ||
6eccabb3 EG |
8443 | netif_carrier_off(dev); |
8444 | ||
a2fbb9ea ET |
8445 | bnx2x_set_power_state(bp, PCI_D0); |
8446 | ||
72fd0718 VZ |
8447 | if (!bnx2x_reset_is_done(bp)) { |
8448 | do { | |
8449 | /* Reset MCP mail box sequence if there is on going | |
8450 | * recovery | |
8451 | */ | |
8452 | bp->fw_seq = 0; | |
8453 | ||
8454 | /* If it's the first function to load and reset done | |
8455 | * is still not cleared it may mean that. We don't | |
8456 | * check the attention state here because it may have | |
8457 | * already been cleared by a "common" reset but we | |
8458 | * shell proceed with "process kill" anyway. | |
8459 | */ | |
8460 | if ((bnx2x_get_load_cnt(bp) == 0) && | |
8461 | bnx2x_trylock_hw_lock(bp, | |
8462 | HW_LOCK_RESOURCE_RESERVED_08) && | |
8463 | (!bnx2x_leader_reset(bp))) { | |
8464 | DP(NETIF_MSG_HW, "Recovered in open\n"); | |
8465 | break; | |
8466 | } | |
8467 | ||
8468 | bnx2x_set_power_state(bp, PCI_D3hot); | |
8469 | ||
8470 | printk(KERN_ERR"%s: Recovery flow hasn't been properly" | |
8471 | " completed yet. Try again later. If u still see this" | |
8472 | " message after a few retries then power cycle is" | |
8473 | " required.\n", bp->dev->name); | |
8474 | ||
8475 | return -EAGAIN; | |
8476 | } while (0); | |
8477 | } | |
8478 | ||
8479 | bp->recovery_state = BNX2X_RECOVERY_DONE; | |
8480 | ||
bb2a0f7a | 8481 | return bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea ET |
8482 | } |
8483 | ||
bb2a0f7a | 8484 | /* called with rtnl_lock */ |
a2fbb9ea ET |
8485 | static int bnx2x_close(struct net_device *dev) |
8486 | { | |
a2fbb9ea ET |
8487 | struct bnx2x *bp = netdev_priv(dev); |
8488 | ||
8489 | /* Unload the driver, release IRQs */ | |
bb2a0f7a | 8490 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
d3dbfee0 | 8491 | bnx2x_set_power_state(bp, PCI_D3hot); |
a2fbb9ea ET |
8492 | |
8493 | return 0; | |
8494 | } | |
8495 | ||
f5372251 | 8496 | /* called with netif_tx_lock from dev_mcast.c */ |
9f6c9258 | 8497 | void bnx2x_set_rx_mode(struct net_device *dev) |
34f80b04 EG |
8498 | { |
8499 | struct bnx2x *bp = netdev_priv(dev); | |
8500 | u32 rx_mode = BNX2X_RX_MODE_NORMAL; | |
8501 | int port = BP_PORT(bp); | |
8502 | ||
8503 | if (bp->state != BNX2X_STATE_OPEN) { | |
8504 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); | |
8505 | return; | |
8506 | } | |
8507 | ||
8508 | DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags); | |
8509 | ||
8510 | if (dev->flags & IFF_PROMISC) | |
8511 | rx_mode = BNX2X_RX_MODE_PROMISC; | |
34f80b04 | 8512 | else if ((dev->flags & IFF_ALLMULTI) || |
4cd24eaf JP |
8513 | ((netdev_mc_count(dev) > BNX2X_MAX_MULTICAST) && |
8514 | CHIP_IS_E1(bp))) | |
34f80b04 | 8515 | rx_mode = BNX2X_RX_MODE_ALLMULTI; |
34f80b04 EG |
8516 | else { /* some multicasts */ |
8517 | if (CHIP_IS_E1(bp)) { | |
523224a3 DK |
8518 | /* |
8519 | * set mc list, do not wait as wait implies sleep | |
8520 | * and set_rx_mode can be invoked from non-sleepable | |
8521 | * context | |
8522 | */ | |
8523 | u8 offset = (CHIP_REV_IS_SLOW(bp) ? | |
8524 | BNX2X_MAX_EMUL_MULTI*(1 + port) : | |
8525 | BNX2X_MAX_MULTICAST*(1 + port)); | |
e665bfda | 8526 | |
523224a3 | 8527 | bnx2x_set_e1_mc_list(bp, offset); |
34f80b04 EG |
8528 | } else { /* E1H */ |
8529 | /* Accept one or more multicasts */ | |
22bedad3 | 8530 | struct netdev_hw_addr *ha; |
34f80b04 EG |
8531 | u32 mc_filter[MC_HASH_SIZE]; |
8532 | u32 crc, bit, regidx; | |
8533 | int i; | |
8534 | ||
8535 | memset(mc_filter, 0, 4 * MC_HASH_SIZE); | |
8536 | ||
22bedad3 | 8537 | netdev_for_each_mc_addr(ha, dev) { |
7c510e4b | 8538 | DP(NETIF_MSG_IFUP, "Adding mcast MAC: %pM\n", |
523224a3 | 8539 | bnx2x_mc_addr(ha)); |
34f80b04 | 8540 | |
523224a3 DK |
8541 | crc = crc32c_le(0, bnx2x_mc_addr(ha), |
8542 | ETH_ALEN); | |
34f80b04 EG |
8543 | bit = (crc >> 24) & 0xff; |
8544 | regidx = bit >> 5; | |
8545 | bit &= 0x1f; | |
8546 | mc_filter[regidx] |= (1 << bit); | |
8547 | } | |
8548 | ||
8549 | for (i = 0; i < MC_HASH_SIZE; i++) | |
8550 | REG_WR(bp, MC_HASH_OFFSET(bp, i), | |
8551 | mc_filter[i]); | |
8552 | } | |
8553 | } | |
8554 | ||
8555 | bp->rx_mode = rx_mode; | |
8556 | bnx2x_set_storm_rx_mode(bp); | |
8557 | } | |
8558 | ||
c18487ee | 8559 | /* called with rtnl_lock */ |
01cd4528 EG |
8560 | static int bnx2x_mdio_read(struct net_device *netdev, int prtad, |
8561 | int devad, u16 addr) | |
a2fbb9ea | 8562 | { |
01cd4528 EG |
8563 | struct bnx2x *bp = netdev_priv(netdev); |
8564 | u16 value; | |
8565 | int rc; | |
a2fbb9ea | 8566 | |
01cd4528 EG |
8567 | DP(NETIF_MSG_LINK, "mdio_read: prtad 0x%x, devad 0x%x, addr 0x%x\n", |
8568 | prtad, devad, addr); | |
a2fbb9ea | 8569 | |
01cd4528 EG |
8570 | /* The HW expects different devad if CL22 is used */ |
8571 | devad = (devad == MDIO_DEVAD_NONE) ? DEFAULT_PHY_DEV_ADDR : devad; | |
c18487ee | 8572 | |
01cd4528 | 8573 | bnx2x_acquire_phy_lock(bp); |
e10bc84d | 8574 | rc = bnx2x_phy_read(&bp->link_params, prtad, devad, addr, &value); |
01cd4528 EG |
8575 | bnx2x_release_phy_lock(bp); |
8576 | DP(NETIF_MSG_LINK, "mdio_read_val 0x%x rc = 0x%x\n", value, rc); | |
a2fbb9ea | 8577 | |
01cd4528 EG |
8578 | if (!rc) |
8579 | rc = value; | |
8580 | return rc; | |
8581 | } | |
a2fbb9ea | 8582 | |
01cd4528 EG |
8583 | /* called with rtnl_lock */ |
8584 | static int bnx2x_mdio_write(struct net_device *netdev, int prtad, int devad, | |
8585 | u16 addr, u16 value) | |
8586 | { | |
8587 | struct bnx2x *bp = netdev_priv(netdev); | |
01cd4528 EG |
8588 | int rc; |
8589 | ||
8590 | DP(NETIF_MSG_LINK, "mdio_write: prtad 0x%x, devad 0x%x, addr 0x%x," | |
8591 | " value 0x%x\n", prtad, devad, addr, value); | |
8592 | ||
01cd4528 EG |
8593 | /* The HW expects different devad if CL22 is used */ |
8594 | devad = (devad == MDIO_DEVAD_NONE) ? DEFAULT_PHY_DEV_ADDR : devad; | |
a2fbb9ea | 8595 | |
01cd4528 | 8596 | bnx2x_acquire_phy_lock(bp); |
e10bc84d | 8597 | rc = bnx2x_phy_write(&bp->link_params, prtad, devad, addr, value); |
01cd4528 EG |
8598 | bnx2x_release_phy_lock(bp); |
8599 | return rc; | |
8600 | } | |
c18487ee | 8601 | |
01cd4528 EG |
8602 | /* called with rtnl_lock */ |
8603 | static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
8604 | { | |
8605 | struct bnx2x *bp = netdev_priv(dev); | |
8606 | struct mii_ioctl_data *mdio = if_mii(ifr); | |
a2fbb9ea | 8607 | |
01cd4528 EG |
8608 | DP(NETIF_MSG_LINK, "ioctl: phy id 0x%x, reg 0x%x, val_in 0x%x\n", |
8609 | mdio->phy_id, mdio->reg_num, mdio->val_in); | |
a2fbb9ea | 8610 | |
01cd4528 EG |
8611 | if (!netif_running(dev)) |
8612 | return -EAGAIN; | |
8613 | ||
8614 | return mdio_mii_ioctl(&bp->mdio, mdio, cmd); | |
a2fbb9ea ET |
8615 | } |
8616 | ||
257ddbda | 8617 | #ifdef CONFIG_NET_POLL_CONTROLLER |
a2fbb9ea ET |
8618 | static void poll_bnx2x(struct net_device *dev) |
8619 | { | |
8620 | struct bnx2x *bp = netdev_priv(dev); | |
8621 | ||
8622 | disable_irq(bp->pdev->irq); | |
8623 | bnx2x_interrupt(bp->pdev->irq, dev); | |
8624 | enable_irq(bp->pdev->irq); | |
8625 | } | |
8626 | #endif | |
8627 | ||
c64213cd SH |
8628 | static const struct net_device_ops bnx2x_netdev_ops = { |
8629 | .ndo_open = bnx2x_open, | |
8630 | .ndo_stop = bnx2x_close, | |
8631 | .ndo_start_xmit = bnx2x_start_xmit, | |
356e2385 | 8632 | .ndo_set_multicast_list = bnx2x_set_rx_mode, |
c64213cd SH |
8633 | .ndo_set_mac_address = bnx2x_change_mac_addr, |
8634 | .ndo_validate_addr = eth_validate_addr, | |
8635 | .ndo_do_ioctl = bnx2x_ioctl, | |
8636 | .ndo_change_mtu = bnx2x_change_mtu, | |
8637 | .ndo_tx_timeout = bnx2x_tx_timeout, | |
257ddbda | 8638 | #ifdef CONFIG_NET_POLL_CONTROLLER |
c64213cd SH |
8639 | .ndo_poll_controller = poll_bnx2x, |
8640 | #endif | |
8641 | }; | |
8642 | ||
34f80b04 EG |
8643 | static int __devinit bnx2x_init_dev(struct pci_dev *pdev, |
8644 | struct net_device *dev) | |
a2fbb9ea ET |
8645 | { |
8646 | struct bnx2x *bp; | |
8647 | int rc; | |
8648 | ||
8649 | SET_NETDEV_DEV(dev, &pdev->dev); | |
8650 | bp = netdev_priv(dev); | |
8651 | ||
34f80b04 EG |
8652 | bp->dev = dev; |
8653 | bp->pdev = pdev; | |
a2fbb9ea | 8654 | bp->flags = 0; |
f2e0899f | 8655 | bp->pf_num = PCI_FUNC(pdev->devfn); |
a2fbb9ea ET |
8656 | |
8657 | rc = pci_enable_device(pdev); | |
8658 | if (rc) { | |
cdaa7cb8 VZ |
8659 | dev_err(&bp->pdev->dev, |
8660 | "Cannot enable PCI device, aborting\n"); | |
a2fbb9ea ET |
8661 | goto err_out; |
8662 | } | |
8663 | ||
8664 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
cdaa7cb8 VZ |
8665 | dev_err(&bp->pdev->dev, |
8666 | "Cannot find PCI device base address, aborting\n"); | |
a2fbb9ea ET |
8667 | rc = -ENODEV; |
8668 | goto err_out_disable; | |
8669 | } | |
8670 | ||
8671 | if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { | |
cdaa7cb8 VZ |
8672 | dev_err(&bp->pdev->dev, "Cannot find second PCI device" |
8673 | " base address, aborting\n"); | |
a2fbb9ea ET |
8674 | rc = -ENODEV; |
8675 | goto err_out_disable; | |
8676 | } | |
8677 | ||
34f80b04 EG |
8678 | if (atomic_read(&pdev->enable_cnt) == 1) { |
8679 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
8680 | if (rc) { | |
cdaa7cb8 VZ |
8681 | dev_err(&bp->pdev->dev, |
8682 | "Cannot obtain PCI resources, aborting\n"); | |
34f80b04 EG |
8683 | goto err_out_disable; |
8684 | } | |
a2fbb9ea | 8685 | |
34f80b04 EG |
8686 | pci_set_master(pdev); |
8687 | pci_save_state(pdev); | |
8688 | } | |
a2fbb9ea ET |
8689 | |
8690 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
8691 | if (bp->pm_cap == 0) { | |
cdaa7cb8 VZ |
8692 | dev_err(&bp->pdev->dev, |
8693 | "Cannot find power management capability, aborting\n"); | |
a2fbb9ea ET |
8694 | rc = -EIO; |
8695 | goto err_out_release; | |
8696 | } | |
8697 | ||
8698 | bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); | |
8699 | if (bp->pcie_cap == 0) { | |
cdaa7cb8 VZ |
8700 | dev_err(&bp->pdev->dev, |
8701 | "Cannot find PCI Express capability, aborting\n"); | |
a2fbb9ea ET |
8702 | rc = -EIO; |
8703 | goto err_out_release; | |
8704 | } | |
8705 | ||
1a983142 | 8706 | if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(64)) == 0) { |
a2fbb9ea | 8707 | bp->flags |= USING_DAC_FLAG; |
1a983142 | 8708 | if (dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64)) != 0) { |
cdaa7cb8 VZ |
8709 | dev_err(&bp->pdev->dev, "dma_set_coherent_mask" |
8710 | " failed, aborting\n"); | |
a2fbb9ea ET |
8711 | rc = -EIO; |
8712 | goto err_out_release; | |
8713 | } | |
8714 | ||
1a983142 | 8715 | } else if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)) != 0) { |
cdaa7cb8 VZ |
8716 | dev_err(&bp->pdev->dev, |
8717 | "System does not support DMA, aborting\n"); | |
a2fbb9ea ET |
8718 | rc = -EIO; |
8719 | goto err_out_release; | |
8720 | } | |
8721 | ||
34f80b04 EG |
8722 | dev->mem_start = pci_resource_start(pdev, 0); |
8723 | dev->base_addr = dev->mem_start; | |
8724 | dev->mem_end = pci_resource_end(pdev, 0); | |
a2fbb9ea ET |
8725 | |
8726 | dev->irq = pdev->irq; | |
8727 | ||
275f165f | 8728 | bp->regview = pci_ioremap_bar(pdev, 0); |
a2fbb9ea | 8729 | if (!bp->regview) { |
cdaa7cb8 VZ |
8730 | dev_err(&bp->pdev->dev, |
8731 | "Cannot map register space, aborting\n"); | |
a2fbb9ea ET |
8732 | rc = -ENOMEM; |
8733 | goto err_out_release; | |
8734 | } | |
8735 | ||
34f80b04 | 8736 | bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2), |
523224a3 | 8737 | min_t(u64, BNX2X_DB_SIZE(bp), |
34f80b04 | 8738 | pci_resource_len(pdev, 2))); |
a2fbb9ea | 8739 | if (!bp->doorbells) { |
cdaa7cb8 VZ |
8740 | dev_err(&bp->pdev->dev, |
8741 | "Cannot map doorbell space, aborting\n"); | |
a2fbb9ea ET |
8742 | rc = -ENOMEM; |
8743 | goto err_out_unmap; | |
8744 | } | |
8745 | ||
8746 | bnx2x_set_power_state(bp, PCI_D0); | |
8747 | ||
34f80b04 EG |
8748 | /* clean indirect addresses */ |
8749 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
8750 | PCICFG_VENDOR_ID_OFFSET); | |
8751 | REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0); | |
8752 | REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0); | |
8753 | REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0); | |
8754 | REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0); | |
a2fbb9ea | 8755 | |
72fd0718 VZ |
8756 | /* Reset the load counter */ |
8757 | bnx2x_clear_load_cnt(bp); | |
8758 | ||
34f80b04 | 8759 | dev->watchdog_timeo = TX_TIMEOUT; |
a2fbb9ea | 8760 | |
c64213cd | 8761 | dev->netdev_ops = &bnx2x_netdev_ops; |
de0c62db | 8762 | bnx2x_set_ethtool_ops(dev); |
34f80b04 EG |
8763 | dev->features |= NETIF_F_SG; |
8764 | dev->features |= NETIF_F_HW_CSUM; | |
8765 | if (bp->flags & USING_DAC_FLAG) | |
8766 | dev->features |= NETIF_F_HIGHDMA; | |
5316bc0b EG |
8767 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
8768 | dev->features |= NETIF_F_TSO6; | |
34f80b04 | 8769 | dev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX); |
5316bc0b EG |
8770 | |
8771 | dev->vlan_features |= NETIF_F_SG; | |
8772 | dev->vlan_features |= NETIF_F_HW_CSUM; | |
8773 | if (bp->flags & USING_DAC_FLAG) | |
8774 | dev->vlan_features |= NETIF_F_HIGHDMA; | |
8775 | dev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); | |
8776 | dev->vlan_features |= NETIF_F_TSO6; | |
a2fbb9ea | 8777 | |
01cd4528 EG |
8778 | /* get_port_hwinfo() will set prtad and mmds properly */ |
8779 | bp->mdio.prtad = MDIO_PRTAD_NONE; | |
8780 | bp->mdio.mmds = 0; | |
8781 | bp->mdio.mode_support = MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22; | |
8782 | bp->mdio.dev = dev; | |
8783 | bp->mdio.mdio_read = bnx2x_mdio_read; | |
8784 | bp->mdio.mdio_write = bnx2x_mdio_write; | |
8785 | ||
a2fbb9ea ET |
8786 | return 0; |
8787 | ||
8788 | err_out_unmap: | |
8789 | if (bp->regview) { | |
8790 | iounmap(bp->regview); | |
8791 | bp->regview = NULL; | |
8792 | } | |
a2fbb9ea ET |
8793 | if (bp->doorbells) { |
8794 | iounmap(bp->doorbells); | |
8795 | bp->doorbells = NULL; | |
8796 | } | |
8797 | ||
8798 | err_out_release: | |
34f80b04 EG |
8799 | if (atomic_read(&pdev->enable_cnt) == 1) |
8800 | pci_release_regions(pdev); | |
a2fbb9ea ET |
8801 | |
8802 | err_out_disable: | |
8803 | pci_disable_device(pdev); | |
8804 | pci_set_drvdata(pdev, NULL); | |
8805 | ||
8806 | err_out: | |
8807 | return rc; | |
8808 | } | |
8809 | ||
37f9ce62 EG |
8810 | static void __devinit bnx2x_get_pcie_width_speed(struct bnx2x *bp, |
8811 | int *width, int *speed) | |
25047950 ET |
8812 | { |
8813 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
8814 | ||
37f9ce62 | 8815 | *width = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; |
25047950 | 8816 | |
37f9ce62 EG |
8817 | /* return value of 1=2.5GHz 2=5GHz */ |
8818 | *speed = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; | |
25047950 | 8819 | } |
37f9ce62 | 8820 | |
6891dd25 | 8821 | static int bnx2x_check_firmware(struct bnx2x *bp) |
94a78b79 | 8822 | { |
37f9ce62 | 8823 | const struct firmware *firmware = bp->firmware; |
94a78b79 VZ |
8824 | struct bnx2x_fw_file_hdr *fw_hdr; |
8825 | struct bnx2x_fw_file_section *sections; | |
94a78b79 | 8826 | u32 offset, len, num_ops; |
37f9ce62 | 8827 | u16 *ops_offsets; |
94a78b79 | 8828 | int i; |
37f9ce62 | 8829 | const u8 *fw_ver; |
94a78b79 VZ |
8830 | |
8831 | if (firmware->size < sizeof(struct bnx2x_fw_file_hdr)) | |
8832 | return -EINVAL; | |
8833 | ||
8834 | fw_hdr = (struct bnx2x_fw_file_hdr *)firmware->data; | |
8835 | sections = (struct bnx2x_fw_file_section *)fw_hdr; | |
8836 | ||
8837 | /* Make sure none of the offsets and sizes make us read beyond | |
8838 | * the end of the firmware data */ | |
8839 | for (i = 0; i < sizeof(*fw_hdr) / sizeof(*sections); i++) { | |
8840 | offset = be32_to_cpu(sections[i].offset); | |
8841 | len = be32_to_cpu(sections[i].len); | |
8842 | if (offset + len > firmware->size) { | |
cdaa7cb8 VZ |
8843 | dev_err(&bp->pdev->dev, |
8844 | "Section %d length is out of bounds\n", i); | |
94a78b79 VZ |
8845 | return -EINVAL; |
8846 | } | |
8847 | } | |
8848 | ||
8849 | /* Likewise for the init_ops offsets */ | |
8850 | offset = be32_to_cpu(fw_hdr->init_ops_offsets.offset); | |
8851 | ops_offsets = (u16 *)(firmware->data + offset); | |
8852 | num_ops = be32_to_cpu(fw_hdr->init_ops.len) / sizeof(struct raw_op); | |
8853 | ||
8854 | for (i = 0; i < be32_to_cpu(fw_hdr->init_ops_offsets.len) / 2; i++) { | |
8855 | if (be16_to_cpu(ops_offsets[i]) > num_ops) { | |
cdaa7cb8 VZ |
8856 | dev_err(&bp->pdev->dev, |
8857 | "Section offset %d is out of bounds\n", i); | |
94a78b79 VZ |
8858 | return -EINVAL; |
8859 | } | |
8860 | } | |
8861 | ||
8862 | /* Check FW version */ | |
8863 | offset = be32_to_cpu(fw_hdr->fw_version.offset); | |
8864 | fw_ver = firmware->data + offset; | |
8865 | if ((fw_ver[0] != BCM_5710_FW_MAJOR_VERSION) || | |
8866 | (fw_ver[1] != BCM_5710_FW_MINOR_VERSION) || | |
8867 | (fw_ver[2] != BCM_5710_FW_REVISION_VERSION) || | |
8868 | (fw_ver[3] != BCM_5710_FW_ENGINEERING_VERSION)) { | |
cdaa7cb8 VZ |
8869 | dev_err(&bp->pdev->dev, |
8870 | "Bad FW version:%d.%d.%d.%d. Should be %d.%d.%d.%d\n", | |
94a78b79 VZ |
8871 | fw_ver[0], fw_ver[1], fw_ver[2], |
8872 | fw_ver[3], BCM_5710_FW_MAJOR_VERSION, | |
8873 | BCM_5710_FW_MINOR_VERSION, | |
8874 | BCM_5710_FW_REVISION_VERSION, | |
8875 | BCM_5710_FW_ENGINEERING_VERSION); | |
ab6ad5a4 | 8876 | return -EINVAL; |
94a78b79 VZ |
8877 | } |
8878 | ||
8879 | return 0; | |
8880 | } | |
8881 | ||
ab6ad5a4 | 8882 | static inline void be32_to_cpu_n(const u8 *_source, u8 *_target, u32 n) |
94a78b79 | 8883 | { |
ab6ad5a4 EG |
8884 | const __be32 *source = (const __be32 *)_source; |
8885 | u32 *target = (u32 *)_target; | |
94a78b79 | 8886 | u32 i; |
94a78b79 VZ |
8887 | |
8888 | for (i = 0; i < n/4; i++) | |
8889 | target[i] = be32_to_cpu(source[i]); | |
8890 | } | |
8891 | ||
8892 | /* | |
8893 | Ops array is stored in the following format: | |
8894 | {op(8bit), offset(24bit, big endian), data(32bit, big endian)} | |
8895 | */ | |
ab6ad5a4 | 8896 | static inline void bnx2x_prep_ops(const u8 *_source, u8 *_target, u32 n) |
94a78b79 | 8897 | { |
ab6ad5a4 EG |
8898 | const __be32 *source = (const __be32 *)_source; |
8899 | struct raw_op *target = (struct raw_op *)_target; | |
94a78b79 | 8900 | u32 i, j, tmp; |
94a78b79 | 8901 | |
ab6ad5a4 | 8902 | for (i = 0, j = 0; i < n/8; i++, j += 2) { |
94a78b79 VZ |
8903 | tmp = be32_to_cpu(source[j]); |
8904 | target[i].op = (tmp >> 24) & 0xff; | |
cdaa7cb8 VZ |
8905 | target[i].offset = tmp & 0xffffff; |
8906 | target[i].raw_data = be32_to_cpu(source[j + 1]); | |
94a78b79 VZ |
8907 | } |
8908 | } | |
ab6ad5a4 | 8909 | |
523224a3 DK |
8910 | /** |
8911 | * IRO array is stored in the following format: | |
8912 | * {base(24bit), m1(16bit), m2(16bit), m3(16bit), size(16bit) } | |
8913 | */ | |
8914 | static inline void bnx2x_prep_iro(const u8 *_source, u8 *_target, u32 n) | |
8915 | { | |
8916 | const __be32 *source = (const __be32 *)_source; | |
8917 | struct iro *target = (struct iro *)_target; | |
8918 | u32 i, j, tmp; | |
8919 | ||
8920 | for (i = 0, j = 0; i < n/sizeof(struct iro); i++) { | |
8921 | target[i].base = be32_to_cpu(source[j]); | |
8922 | j++; | |
8923 | tmp = be32_to_cpu(source[j]); | |
8924 | target[i].m1 = (tmp >> 16) & 0xffff; | |
8925 | target[i].m2 = tmp & 0xffff; | |
8926 | j++; | |
8927 | tmp = be32_to_cpu(source[j]); | |
8928 | target[i].m3 = (tmp >> 16) & 0xffff; | |
8929 | target[i].size = tmp & 0xffff; | |
8930 | j++; | |
8931 | } | |
8932 | } | |
8933 | ||
ab6ad5a4 | 8934 | static inline void be16_to_cpu_n(const u8 *_source, u8 *_target, u32 n) |
94a78b79 | 8935 | { |
ab6ad5a4 EG |
8936 | const __be16 *source = (const __be16 *)_source; |
8937 | u16 *target = (u16 *)_target; | |
94a78b79 | 8938 | u32 i; |
94a78b79 VZ |
8939 | |
8940 | for (i = 0; i < n/2; i++) | |
8941 | target[i] = be16_to_cpu(source[i]); | |
8942 | } | |
8943 | ||
7995c64e JP |
8944 | #define BNX2X_ALLOC_AND_SET(arr, lbl, func) \ |
8945 | do { \ | |
8946 | u32 len = be32_to_cpu(fw_hdr->arr.len); \ | |
8947 | bp->arr = kmalloc(len, GFP_KERNEL); \ | |
8948 | if (!bp->arr) { \ | |
8949 | pr_err("Failed to allocate %d bytes for "#arr"\n", len); \ | |
8950 | goto lbl; \ | |
8951 | } \ | |
8952 | func(bp->firmware->data + be32_to_cpu(fw_hdr->arr.offset), \ | |
8953 | (u8 *)bp->arr, len); \ | |
8954 | } while (0) | |
94a78b79 | 8955 | |
6891dd25 | 8956 | int bnx2x_init_firmware(struct bnx2x *bp) |
94a78b79 | 8957 | { |
45229b42 | 8958 | const char *fw_file_name; |
94a78b79 | 8959 | struct bnx2x_fw_file_hdr *fw_hdr; |
45229b42 | 8960 | int rc; |
94a78b79 | 8961 | |
94a78b79 | 8962 | if (CHIP_IS_E1(bp)) |
45229b42 | 8963 | fw_file_name = FW_FILE_NAME_E1; |
cdaa7cb8 | 8964 | else if (CHIP_IS_E1H(bp)) |
45229b42 | 8965 | fw_file_name = FW_FILE_NAME_E1H; |
f2e0899f DK |
8966 | else if (CHIP_IS_E2(bp)) |
8967 | fw_file_name = FW_FILE_NAME_E2; | |
cdaa7cb8 | 8968 | else { |
6891dd25 | 8969 | BNX2X_ERR("Unsupported chip revision\n"); |
cdaa7cb8 VZ |
8970 | return -EINVAL; |
8971 | } | |
94a78b79 | 8972 | |
6891dd25 | 8973 | BNX2X_DEV_INFO("Loading %s\n", fw_file_name); |
94a78b79 | 8974 | |
6891dd25 | 8975 | rc = request_firmware(&bp->firmware, fw_file_name, &bp->pdev->dev); |
94a78b79 | 8976 | if (rc) { |
6891dd25 | 8977 | BNX2X_ERR("Can't load firmware file %s\n", fw_file_name); |
94a78b79 VZ |
8978 | goto request_firmware_exit; |
8979 | } | |
8980 | ||
8981 | rc = bnx2x_check_firmware(bp); | |
8982 | if (rc) { | |
6891dd25 | 8983 | BNX2X_ERR("Corrupt firmware file %s\n", fw_file_name); |
94a78b79 VZ |
8984 | goto request_firmware_exit; |
8985 | } | |
8986 | ||
8987 | fw_hdr = (struct bnx2x_fw_file_hdr *)bp->firmware->data; | |
8988 | ||
8989 | /* Initialize the pointers to the init arrays */ | |
8990 | /* Blob */ | |
8991 | BNX2X_ALLOC_AND_SET(init_data, request_firmware_exit, be32_to_cpu_n); | |
8992 | ||
8993 | /* Opcodes */ | |
8994 | BNX2X_ALLOC_AND_SET(init_ops, init_ops_alloc_err, bnx2x_prep_ops); | |
8995 | ||
8996 | /* Offsets */ | |
ab6ad5a4 EG |
8997 | BNX2X_ALLOC_AND_SET(init_ops_offsets, init_offsets_alloc_err, |
8998 | be16_to_cpu_n); | |
94a78b79 VZ |
8999 | |
9000 | /* STORMs firmware */ | |
573f2035 EG |
9001 | INIT_TSEM_INT_TABLE_DATA(bp) = bp->firmware->data + |
9002 | be32_to_cpu(fw_hdr->tsem_int_table_data.offset); | |
9003 | INIT_TSEM_PRAM_DATA(bp) = bp->firmware->data + | |
9004 | be32_to_cpu(fw_hdr->tsem_pram_data.offset); | |
9005 | INIT_USEM_INT_TABLE_DATA(bp) = bp->firmware->data + | |
9006 | be32_to_cpu(fw_hdr->usem_int_table_data.offset); | |
9007 | INIT_USEM_PRAM_DATA(bp) = bp->firmware->data + | |
9008 | be32_to_cpu(fw_hdr->usem_pram_data.offset); | |
9009 | INIT_XSEM_INT_TABLE_DATA(bp) = bp->firmware->data + | |
9010 | be32_to_cpu(fw_hdr->xsem_int_table_data.offset); | |
9011 | INIT_XSEM_PRAM_DATA(bp) = bp->firmware->data + | |
9012 | be32_to_cpu(fw_hdr->xsem_pram_data.offset); | |
9013 | INIT_CSEM_INT_TABLE_DATA(bp) = bp->firmware->data + | |
9014 | be32_to_cpu(fw_hdr->csem_int_table_data.offset); | |
9015 | INIT_CSEM_PRAM_DATA(bp) = bp->firmware->data + | |
9016 | be32_to_cpu(fw_hdr->csem_pram_data.offset); | |
523224a3 DK |
9017 | /* IRO */ |
9018 | BNX2X_ALLOC_AND_SET(iro_arr, iro_alloc_err, bnx2x_prep_iro); | |
94a78b79 VZ |
9019 | |
9020 | return 0; | |
ab6ad5a4 | 9021 | |
523224a3 DK |
9022 | iro_alloc_err: |
9023 | kfree(bp->init_ops_offsets); | |
94a78b79 VZ |
9024 | init_offsets_alloc_err: |
9025 | kfree(bp->init_ops); | |
9026 | init_ops_alloc_err: | |
9027 | kfree(bp->init_data); | |
9028 | request_firmware_exit: | |
9029 | release_firmware(bp->firmware); | |
9030 | ||
9031 | return rc; | |
9032 | } | |
9033 | ||
523224a3 DK |
9034 | static inline int bnx2x_set_qm_cid_count(struct bnx2x *bp, int l2_cid_count) |
9035 | { | |
9036 | int cid_count = L2_FP_COUNT(l2_cid_count); | |
94a78b79 | 9037 | |
523224a3 DK |
9038 | #ifdef BCM_CNIC |
9039 | cid_count += CNIC_CID_MAX; | |
9040 | #endif | |
9041 | return roundup(cid_count, QM_CID_ROUND); | |
9042 | } | |
f85582f8 | 9043 | |
a2fbb9ea ET |
9044 | static int __devinit bnx2x_init_one(struct pci_dev *pdev, |
9045 | const struct pci_device_id *ent) | |
9046 | { | |
a2fbb9ea ET |
9047 | struct net_device *dev = NULL; |
9048 | struct bnx2x *bp; | |
37f9ce62 | 9049 | int pcie_width, pcie_speed; |
523224a3 DK |
9050 | int rc, cid_count; |
9051 | ||
f2e0899f DK |
9052 | switch (ent->driver_data) { |
9053 | case BCM57710: | |
9054 | case BCM57711: | |
9055 | case BCM57711E: | |
9056 | cid_count = FP_SB_MAX_E1x; | |
9057 | break; | |
9058 | ||
9059 | case BCM57712: | |
9060 | case BCM57712E: | |
9061 | cid_count = FP_SB_MAX_E2; | |
9062 | break; | |
a2fbb9ea | 9063 | |
f2e0899f DK |
9064 | default: |
9065 | pr_err("Unknown board_type (%ld), aborting\n", | |
9066 | ent->driver_data); | |
9067 | return ENODEV; | |
9068 | } | |
9069 | ||
9070 | cid_count += CNIC_CONTEXT_USE; | |
f85582f8 | 9071 | |
a2fbb9ea | 9072 | /* dev zeroed in init_etherdev */ |
523224a3 | 9073 | dev = alloc_etherdev_mq(sizeof(*bp), cid_count); |
34f80b04 | 9074 | if (!dev) { |
cdaa7cb8 | 9075 | dev_err(&pdev->dev, "Cannot allocate net device\n"); |
a2fbb9ea | 9076 | return -ENOMEM; |
34f80b04 | 9077 | } |
a2fbb9ea | 9078 | |
a2fbb9ea | 9079 | bp = netdev_priv(dev); |
7995c64e | 9080 | bp->msg_enable = debug; |
a2fbb9ea | 9081 | |
df4770de EG |
9082 | pci_set_drvdata(pdev, dev); |
9083 | ||
523224a3 DK |
9084 | bp->l2_cid_count = cid_count; |
9085 | ||
34f80b04 | 9086 | rc = bnx2x_init_dev(pdev, dev); |
a2fbb9ea ET |
9087 | if (rc < 0) { |
9088 | free_netdev(dev); | |
9089 | return rc; | |
9090 | } | |
9091 | ||
34f80b04 | 9092 | rc = bnx2x_init_bp(bp); |
693fc0d1 EG |
9093 | if (rc) |
9094 | goto init_one_exit; | |
9095 | ||
523224a3 DK |
9096 | /* calc qm_cid_count */ |
9097 | bp->qm_cid_count = bnx2x_set_qm_cid_count(bp, cid_count); | |
9098 | ||
693fc0d1 | 9099 | rc = register_netdev(dev); |
34f80b04 | 9100 | if (rc) { |
693fc0d1 | 9101 | dev_err(&pdev->dev, "Cannot register net device\n"); |
34f80b04 EG |
9102 | goto init_one_exit; |
9103 | } | |
9104 | ||
d6214d7a DK |
9105 | /* Configure interupt mode: try to enable MSI-X/MSI if |
9106 | * needed, set bp->num_queues appropriately. | |
9107 | */ | |
9108 | bnx2x_set_int_mode(bp); | |
9109 | ||
9110 | /* Add all NAPI objects */ | |
9111 | bnx2x_add_all_napi(bp); | |
9112 | ||
37f9ce62 | 9113 | bnx2x_get_pcie_width_speed(bp, &pcie_width, &pcie_speed); |
d6214d7a | 9114 | |
cdaa7cb8 VZ |
9115 | netdev_info(dev, "%s (%c%d) PCI-E x%d %s found at mem %lx," |
9116 | " IRQ %d, ", board_info[ent->driver_data].name, | |
9117 | (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), | |
f2e0899f DK |
9118 | pcie_width, |
9119 | ((!CHIP_IS_E2(bp) && pcie_speed == 2) || | |
9120 | (CHIP_IS_E2(bp) && pcie_speed == 1)) ? | |
9121 | "5GHz (Gen2)" : "2.5GHz", | |
cdaa7cb8 VZ |
9122 | dev->base_addr, bp->pdev->irq); |
9123 | pr_cont("node addr %pM\n", dev->dev_addr); | |
c016201c | 9124 | |
a2fbb9ea | 9125 | return 0; |
34f80b04 EG |
9126 | |
9127 | init_one_exit: | |
9128 | if (bp->regview) | |
9129 | iounmap(bp->regview); | |
9130 | ||
9131 | if (bp->doorbells) | |
9132 | iounmap(bp->doorbells); | |
9133 | ||
9134 | free_netdev(dev); | |
9135 | ||
9136 | if (atomic_read(&pdev->enable_cnt) == 1) | |
9137 | pci_release_regions(pdev); | |
9138 | ||
9139 | pci_disable_device(pdev); | |
9140 | pci_set_drvdata(pdev, NULL); | |
9141 | ||
9142 | return rc; | |
a2fbb9ea ET |
9143 | } |
9144 | ||
9145 | static void __devexit bnx2x_remove_one(struct pci_dev *pdev) | |
9146 | { | |
9147 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
9148 | struct bnx2x *bp; |
9149 | ||
9150 | if (!dev) { | |
cdaa7cb8 | 9151 | dev_err(&pdev->dev, "BAD net device from bnx2x_init_one\n"); |
228241eb ET |
9152 | return; |
9153 | } | |
228241eb | 9154 | bp = netdev_priv(dev); |
a2fbb9ea | 9155 | |
a2fbb9ea ET |
9156 | unregister_netdev(dev); |
9157 | ||
d6214d7a DK |
9158 | /* Delete all NAPI objects */ |
9159 | bnx2x_del_all_napi(bp); | |
9160 | ||
9161 | /* Disable MSI/MSI-X */ | |
9162 | bnx2x_disable_msi(bp); | |
f85582f8 | 9163 | |
72fd0718 VZ |
9164 | /* Make sure RESET task is not scheduled before continuing */ |
9165 | cancel_delayed_work_sync(&bp->reset_task); | |
9166 | ||
a2fbb9ea ET |
9167 | if (bp->regview) |
9168 | iounmap(bp->regview); | |
9169 | ||
9170 | if (bp->doorbells) | |
9171 | iounmap(bp->doorbells); | |
9172 | ||
523224a3 DK |
9173 | bnx2x_free_mem_bp(bp); |
9174 | ||
a2fbb9ea | 9175 | free_netdev(dev); |
34f80b04 EG |
9176 | |
9177 | if (atomic_read(&pdev->enable_cnt) == 1) | |
9178 | pci_release_regions(pdev); | |
9179 | ||
a2fbb9ea ET |
9180 | pci_disable_device(pdev); |
9181 | pci_set_drvdata(pdev, NULL); | |
9182 | } | |
9183 | ||
f8ef6e44 YG |
9184 | static int bnx2x_eeh_nic_unload(struct bnx2x *bp) |
9185 | { | |
9186 | int i; | |
9187 | ||
9188 | bp->state = BNX2X_STATE_ERROR; | |
9189 | ||
9190 | bp->rx_mode = BNX2X_RX_MODE_NONE; | |
9191 | ||
9192 | bnx2x_netif_stop(bp, 0); | |
c89af1a3 | 9193 | netif_carrier_off(bp->dev); |
f8ef6e44 YG |
9194 | |
9195 | del_timer_sync(&bp->timer); | |
9196 | bp->stats_state = STATS_STATE_DISABLED; | |
9197 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
9198 | ||
9199 | /* Release IRQs */ | |
d6214d7a | 9200 | bnx2x_free_irq(bp); |
f8ef6e44 | 9201 | |
f8ef6e44 YG |
9202 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
9203 | bnx2x_free_skbs(bp); | |
523224a3 | 9204 | |
54b9ddaa | 9205 | for_each_queue(bp, i) |
f8ef6e44 | 9206 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
d6214d7a | 9207 | |
f8ef6e44 YG |
9208 | bnx2x_free_mem(bp); |
9209 | ||
9210 | bp->state = BNX2X_STATE_CLOSED; | |
9211 | ||
f8ef6e44 YG |
9212 | return 0; |
9213 | } | |
9214 | ||
9215 | static void bnx2x_eeh_recover(struct bnx2x *bp) | |
9216 | { | |
9217 | u32 val; | |
9218 | ||
9219 | mutex_init(&bp->port.phy_mutex); | |
9220 | ||
9221 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
9222 | bp->link_params.shmem_base = bp->common.shmem_base; | |
9223 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
9224 | ||
9225 | if (!bp->common.shmem_base || | |
9226 | (bp->common.shmem_base < 0xA0000) || | |
9227 | (bp->common.shmem_base >= 0xC0000)) { | |
9228 | BNX2X_DEV_INFO("MCP not active\n"); | |
9229 | bp->flags |= NO_MCP_FLAG; | |
9230 | return; | |
9231 | } | |
9232 | ||
9233 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
9234 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
9235 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
9236 | BNX2X_ERR("BAD MCP validity signature\n"); | |
9237 | ||
9238 | if (!BP_NOMCP(bp)) { | |
f2e0899f DK |
9239 | bp->fw_seq = |
9240 | (SHMEM_RD(bp, func_mb[BP_FW_MB_IDX(bp)].drv_mb_header) & | |
9241 | DRV_MSG_SEQ_NUMBER_MASK); | |
f8ef6e44 YG |
9242 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); |
9243 | } | |
9244 | } | |
9245 | ||
493adb1f WX |
9246 | /** |
9247 | * bnx2x_io_error_detected - called when PCI error is detected | |
9248 | * @pdev: Pointer to PCI device | |
9249 | * @state: The current pci connection state | |
9250 | * | |
9251 | * This function is called after a PCI bus error affecting | |
9252 | * this device has been detected. | |
9253 | */ | |
9254 | static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev, | |
9255 | pci_channel_state_t state) | |
9256 | { | |
9257 | struct net_device *dev = pci_get_drvdata(pdev); | |
9258 | struct bnx2x *bp = netdev_priv(dev); | |
9259 | ||
9260 | rtnl_lock(); | |
9261 | ||
9262 | netif_device_detach(dev); | |
9263 | ||
07ce50e4 DN |
9264 | if (state == pci_channel_io_perm_failure) { |
9265 | rtnl_unlock(); | |
9266 | return PCI_ERS_RESULT_DISCONNECT; | |
9267 | } | |
9268 | ||
493adb1f | 9269 | if (netif_running(dev)) |
f8ef6e44 | 9270 | bnx2x_eeh_nic_unload(bp); |
493adb1f WX |
9271 | |
9272 | pci_disable_device(pdev); | |
9273 | ||
9274 | rtnl_unlock(); | |
9275 | ||
9276 | /* Request a slot reset */ | |
9277 | return PCI_ERS_RESULT_NEED_RESET; | |
9278 | } | |
9279 | ||
9280 | /** | |
9281 | * bnx2x_io_slot_reset - called after the PCI bus has been reset | |
9282 | * @pdev: Pointer to PCI device | |
9283 | * | |
9284 | * Restart the card from scratch, as if from a cold-boot. | |
9285 | */ | |
9286 | static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) | |
9287 | { | |
9288 | struct net_device *dev = pci_get_drvdata(pdev); | |
9289 | struct bnx2x *bp = netdev_priv(dev); | |
9290 | ||
9291 | rtnl_lock(); | |
9292 | ||
9293 | if (pci_enable_device(pdev)) { | |
9294 | dev_err(&pdev->dev, | |
9295 | "Cannot re-enable PCI device after reset\n"); | |
9296 | rtnl_unlock(); | |
9297 | return PCI_ERS_RESULT_DISCONNECT; | |
9298 | } | |
9299 | ||
9300 | pci_set_master(pdev); | |
9301 | pci_restore_state(pdev); | |
9302 | ||
9303 | if (netif_running(dev)) | |
9304 | bnx2x_set_power_state(bp, PCI_D0); | |
9305 | ||
9306 | rtnl_unlock(); | |
9307 | ||
9308 | return PCI_ERS_RESULT_RECOVERED; | |
9309 | } | |
9310 | ||
9311 | /** | |
9312 | * bnx2x_io_resume - called when traffic can start flowing again | |
9313 | * @pdev: Pointer to PCI device | |
9314 | * | |
9315 | * This callback is called when the error recovery driver tells us that | |
9316 | * its OK to resume normal operation. | |
9317 | */ | |
9318 | static void bnx2x_io_resume(struct pci_dev *pdev) | |
9319 | { | |
9320 | struct net_device *dev = pci_get_drvdata(pdev); | |
9321 | struct bnx2x *bp = netdev_priv(dev); | |
9322 | ||
72fd0718 | 9323 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
f2e0899f DK |
9324 | printk(KERN_ERR "Handling parity error recovery. " |
9325 | "Try again later\n"); | |
72fd0718 VZ |
9326 | return; |
9327 | } | |
9328 | ||
493adb1f WX |
9329 | rtnl_lock(); |
9330 | ||
f8ef6e44 YG |
9331 | bnx2x_eeh_recover(bp); |
9332 | ||
493adb1f | 9333 | if (netif_running(dev)) |
f8ef6e44 | 9334 | bnx2x_nic_load(bp, LOAD_NORMAL); |
493adb1f WX |
9335 | |
9336 | netif_device_attach(dev); | |
9337 | ||
9338 | rtnl_unlock(); | |
9339 | } | |
9340 | ||
9341 | static struct pci_error_handlers bnx2x_err_handler = { | |
9342 | .error_detected = bnx2x_io_error_detected, | |
356e2385 EG |
9343 | .slot_reset = bnx2x_io_slot_reset, |
9344 | .resume = bnx2x_io_resume, | |
493adb1f WX |
9345 | }; |
9346 | ||
a2fbb9ea | 9347 | static struct pci_driver bnx2x_pci_driver = { |
493adb1f WX |
9348 | .name = DRV_MODULE_NAME, |
9349 | .id_table = bnx2x_pci_tbl, | |
9350 | .probe = bnx2x_init_one, | |
9351 | .remove = __devexit_p(bnx2x_remove_one), | |
9352 | .suspend = bnx2x_suspend, | |
9353 | .resume = bnx2x_resume, | |
9354 | .err_handler = &bnx2x_err_handler, | |
a2fbb9ea ET |
9355 | }; |
9356 | ||
9357 | static int __init bnx2x_init(void) | |
9358 | { | |
dd21ca6d SG |
9359 | int ret; |
9360 | ||
7995c64e | 9361 | pr_info("%s", version); |
938cf541 | 9362 | |
1cf167f2 EG |
9363 | bnx2x_wq = create_singlethread_workqueue("bnx2x"); |
9364 | if (bnx2x_wq == NULL) { | |
7995c64e | 9365 | pr_err("Cannot create workqueue\n"); |
1cf167f2 EG |
9366 | return -ENOMEM; |
9367 | } | |
9368 | ||
dd21ca6d SG |
9369 | ret = pci_register_driver(&bnx2x_pci_driver); |
9370 | if (ret) { | |
7995c64e | 9371 | pr_err("Cannot register driver\n"); |
dd21ca6d SG |
9372 | destroy_workqueue(bnx2x_wq); |
9373 | } | |
9374 | return ret; | |
a2fbb9ea ET |
9375 | } |
9376 | ||
9377 | static void __exit bnx2x_cleanup(void) | |
9378 | { | |
9379 | pci_unregister_driver(&bnx2x_pci_driver); | |
1cf167f2 EG |
9380 | |
9381 | destroy_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
9382 | } |
9383 | ||
9384 | module_init(bnx2x_init); | |
9385 | module_exit(bnx2x_cleanup); | |
9386 | ||
993ac7b5 MC |
9387 | #ifdef BCM_CNIC |
9388 | ||
9389 | /* count denotes the number of new completions we have seen */ | |
9390 | static void bnx2x_cnic_sp_post(struct bnx2x *bp, int count) | |
9391 | { | |
9392 | struct eth_spe *spe; | |
9393 | ||
9394 | #ifdef BNX2X_STOP_ON_ERROR | |
9395 | if (unlikely(bp->panic)) | |
9396 | return; | |
9397 | #endif | |
9398 | ||
9399 | spin_lock_bh(&bp->spq_lock); | |
c2bff63f | 9400 | BUG_ON(bp->cnic_spq_pending < count); |
993ac7b5 MC |
9401 | bp->cnic_spq_pending -= count; |
9402 | ||
993ac7b5 | 9403 | |
c2bff63f DK |
9404 | for (; bp->cnic_kwq_pending; bp->cnic_kwq_pending--) { |
9405 | u16 type = (le16_to_cpu(bp->cnic_kwq_cons->hdr.type) | |
9406 | & SPE_HDR_CONN_TYPE) >> | |
9407 | SPE_HDR_CONN_TYPE_SHIFT; | |
9408 | ||
9409 | /* Set validation for iSCSI L2 client before sending SETUP | |
9410 | * ramrod | |
9411 | */ | |
9412 | if (type == ETH_CONNECTION_TYPE) { | |
9413 | u8 cmd = (le32_to_cpu(bp->cnic_kwq_cons-> | |
9414 | hdr.conn_and_cmd_data) >> | |
9415 | SPE_HDR_CMD_ID_SHIFT) & 0xff; | |
9416 | ||
9417 | if (cmd == RAMROD_CMD_ID_ETH_CLIENT_SETUP) | |
9418 | bnx2x_set_ctx_validation(&bp->context. | |
9419 | vcxt[BNX2X_ISCSI_ETH_CID].eth, | |
9420 | HW_CID(bp, BNX2X_ISCSI_ETH_CID)); | |
9421 | } | |
9422 | ||
9423 | /* There may be not more than 8 L2 and COMMON SPEs and not more | |
9424 | * than 8 L5 SPEs in the air. | |
9425 | */ | |
9426 | if ((type == NONE_CONNECTION_TYPE) || | |
9427 | (type == ETH_CONNECTION_TYPE)) { | |
9428 | if (!atomic_read(&bp->spq_left)) | |
9429 | break; | |
9430 | else | |
9431 | atomic_dec(&bp->spq_left); | |
9432 | } else if (type == ISCSI_CONNECTION_TYPE) { | |
9433 | if (bp->cnic_spq_pending >= | |
9434 | bp->cnic_eth_dev.max_kwqe_pending) | |
9435 | break; | |
9436 | else | |
9437 | bp->cnic_spq_pending++; | |
9438 | } else { | |
9439 | BNX2X_ERR("Unknown SPE type: %d\n", type); | |
9440 | bnx2x_panic(); | |
993ac7b5 | 9441 | break; |
c2bff63f | 9442 | } |
993ac7b5 MC |
9443 | |
9444 | spe = bnx2x_sp_get_next(bp); | |
9445 | *spe = *bp->cnic_kwq_cons; | |
9446 | ||
993ac7b5 MC |
9447 | DP(NETIF_MSG_TIMER, "pending on SPQ %d, on KWQ %d count %d\n", |
9448 | bp->cnic_spq_pending, bp->cnic_kwq_pending, count); | |
9449 | ||
9450 | if (bp->cnic_kwq_cons == bp->cnic_kwq_last) | |
9451 | bp->cnic_kwq_cons = bp->cnic_kwq; | |
9452 | else | |
9453 | bp->cnic_kwq_cons++; | |
9454 | } | |
9455 | bnx2x_sp_prod_update(bp); | |
9456 | spin_unlock_bh(&bp->spq_lock); | |
9457 | } | |
9458 | ||
9459 | static int bnx2x_cnic_sp_queue(struct net_device *dev, | |
9460 | struct kwqe_16 *kwqes[], u32 count) | |
9461 | { | |
9462 | struct bnx2x *bp = netdev_priv(dev); | |
9463 | int i; | |
9464 | ||
9465 | #ifdef BNX2X_STOP_ON_ERROR | |
9466 | if (unlikely(bp->panic)) | |
9467 | return -EIO; | |
9468 | #endif | |
9469 | ||
9470 | spin_lock_bh(&bp->spq_lock); | |
9471 | ||
9472 | for (i = 0; i < count; i++) { | |
9473 | struct eth_spe *spe = (struct eth_spe *)kwqes[i]; | |
9474 | ||
9475 | if (bp->cnic_kwq_pending == MAX_SP_DESC_CNT) | |
9476 | break; | |
9477 | ||
9478 | *bp->cnic_kwq_prod = *spe; | |
9479 | ||
9480 | bp->cnic_kwq_pending++; | |
9481 | ||
9482 | DP(NETIF_MSG_TIMER, "L5 SPQE %x %x %x:%x pos %d\n", | |
9483 | spe->hdr.conn_and_cmd_data, spe->hdr.type, | |
523224a3 DK |
9484 | spe->data.update_data_addr.hi, |
9485 | spe->data.update_data_addr.lo, | |
993ac7b5 MC |
9486 | bp->cnic_kwq_pending); |
9487 | ||
9488 | if (bp->cnic_kwq_prod == bp->cnic_kwq_last) | |
9489 | bp->cnic_kwq_prod = bp->cnic_kwq; | |
9490 | else | |
9491 | bp->cnic_kwq_prod++; | |
9492 | } | |
9493 | ||
9494 | spin_unlock_bh(&bp->spq_lock); | |
9495 | ||
9496 | if (bp->cnic_spq_pending < bp->cnic_eth_dev.max_kwqe_pending) | |
9497 | bnx2x_cnic_sp_post(bp, 0); | |
9498 | ||
9499 | return i; | |
9500 | } | |
9501 | ||
9502 | static int bnx2x_cnic_ctl_send(struct bnx2x *bp, struct cnic_ctl_info *ctl) | |
9503 | { | |
9504 | struct cnic_ops *c_ops; | |
9505 | int rc = 0; | |
9506 | ||
9507 | mutex_lock(&bp->cnic_mutex); | |
9508 | c_ops = bp->cnic_ops; | |
9509 | if (c_ops) | |
9510 | rc = c_ops->cnic_ctl(bp->cnic_data, ctl); | |
9511 | mutex_unlock(&bp->cnic_mutex); | |
9512 | ||
9513 | return rc; | |
9514 | } | |
9515 | ||
9516 | static int bnx2x_cnic_ctl_send_bh(struct bnx2x *bp, struct cnic_ctl_info *ctl) | |
9517 | { | |
9518 | struct cnic_ops *c_ops; | |
9519 | int rc = 0; | |
9520 | ||
9521 | rcu_read_lock(); | |
9522 | c_ops = rcu_dereference(bp->cnic_ops); | |
9523 | if (c_ops) | |
9524 | rc = c_ops->cnic_ctl(bp->cnic_data, ctl); | |
9525 | rcu_read_unlock(); | |
9526 | ||
9527 | return rc; | |
9528 | } | |
9529 | ||
9530 | /* | |
9531 | * for commands that have no data | |
9532 | */ | |
9f6c9258 | 9533 | int bnx2x_cnic_notify(struct bnx2x *bp, int cmd) |
993ac7b5 MC |
9534 | { |
9535 | struct cnic_ctl_info ctl = {0}; | |
9536 | ||
9537 | ctl.cmd = cmd; | |
9538 | ||
9539 | return bnx2x_cnic_ctl_send(bp, &ctl); | |
9540 | } | |
9541 | ||
9542 | static void bnx2x_cnic_cfc_comp(struct bnx2x *bp, int cid) | |
9543 | { | |
9544 | struct cnic_ctl_info ctl; | |
9545 | ||
9546 | /* first we tell CNIC and only then we count this as a completion */ | |
9547 | ctl.cmd = CNIC_CTL_COMPLETION_CMD; | |
9548 | ctl.data.comp.cid = cid; | |
9549 | ||
9550 | bnx2x_cnic_ctl_send_bh(bp, &ctl); | |
c2bff63f | 9551 | bnx2x_cnic_sp_post(bp, 0); |
993ac7b5 MC |
9552 | } |
9553 | ||
9554 | static int bnx2x_drv_ctl(struct net_device *dev, struct drv_ctl_info *ctl) | |
9555 | { | |
9556 | struct bnx2x *bp = netdev_priv(dev); | |
9557 | int rc = 0; | |
9558 | ||
9559 | switch (ctl->cmd) { | |
9560 | case DRV_CTL_CTXTBL_WR_CMD: { | |
9561 | u32 index = ctl->data.io.offset; | |
9562 | dma_addr_t addr = ctl->data.io.dma_addr; | |
9563 | ||
9564 | bnx2x_ilt_wr(bp, index, addr); | |
9565 | break; | |
9566 | } | |
9567 | ||
c2bff63f DK |
9568 | case DRV_CTL_RET_L5_SPQ_CREDIT_CMD: { |
9569 | int count = ctl->data.credit.credit_count; | |
993ac7b5 MC |
9570 | |
9571 | bnx2x_cnic_sp_post(bp, count); | |
9572 | break; | |
9573 | } | |
9574 | ||
9575 | /* rtnl_lock is held. */ | |
9576 | case DRV_CTL_START_L2_CMD: { | |
9577 | u32 cli = ctl->data.ring.client_id; | |
9578 | ||
523224a3 DK |
9579 | /* Set iSCSI MAC address */ |
9580 | bnx2x_set_iscsi_eth_mac_addr(bp, 1); | |
9581 | ||
9582 | mmiowb(); | |
9583 | barrier(); | |
9584 | ||
9585 | /* Start accepting on iSCSI L2 ring. Accept all multicasts | |
9586 | * because it's the only way for UIO Client to accept | |
9587 | * multicasts (in non-promiscuous mode only one Client per | |
9588 | * function will receive multicast packets (leading in our | |
9589 | * case). | |
9590 | */ | |
9591 | bnx2x_rxq_set_mac_filters(bp, cli, | |
9592 | BNX2X_ACCEPT_UNICAST | | |
9593 | BNX2X_ACCEPT_BROADCAST | | |
9594 | BNX2X_ACCEPT_ALL_MULTICAST); | |
9595 | storm_memset_mac_filters(bp, &bp->mac_filters, BP_FUNC(bp)); | |
9596 | ||
993ac7b5 MC |
9597 | break; |
9598 | } | |
9599 | ||
9600 | /* rtnl_lock is held. */ | |
9601 | case DRV_CTL_STOP_L2_CMD: { | |
9602 | u32 cli = ctl->data.ring.client_id; | |
9603 | ||
523224a3 DK |
9604 | /* Stop accepting on iSCSI L2 ring */ |
9605 | bnx2x_rxq_set_mac_filters(bp, cli, BNX2X_ACCEPT_NONE); | |
9606 | storm_memset_mac_filters(bp, &bp->mac_filters, BP_FUNC(bp)); | |
9607 | ||
9608 | mmiowb(); | |
9609 | barrier(); | |
9610 | ||
9611 | /* Unset iSCSI L2 MAC */ | |
9612 | bnx2x_set_iscsi_eth_mac_addr(bp, 0); | |
993ac7b5 MC |
9613 | break; |
9614 | } | |
c2bff63f DK |
9615 | case DRV_CTL_RET_L2_SPQ_CREDIT_CMD: { |
9616 | int count = ctl->data.credit.credit_count; | |
9617 | ||
9618 | smp_mb__before_atomic_inc(); | |
9619 | atomic_add(count, &bp->spq_left); | |
9620 | smp_mb__after_atomic_inc(); | |
9621 | break; | |
9622 | } | |
993ac7b5 MC |
9623 | |
9624 | default: | |
9625 | BNX2X_ERR("unknown command %x\n", ctl->cmd); | |
9626 | rc = -EINVAL; | |
9627 | } | |
9628 | ||
9629 | return rc; | |
9630 | } | |
9631 | ||
9f6c9258 | 9632 | void bnx2x_setup_cnic_irq_info(struct bnx2x *bp) |
993ac7b5 MC |
9633 | { |
9634 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
9635 | ||
9636 | if (bp->flags & USING_MSIX_FLAG) { | |
9637 | cp->drv_state |= CNIC_DRV_STATE_USING_MSIX; | |
9638 | cp->irq_arr[0].irq_flags |= CNIC_IRQ_FL_MSIX; | |
9639 | cp->irq_arr[0].vector = bp->msix_table[1].vector; | |
9640 | } else { | |
9641 | cp->drv_state &= ~CNIC_DRV_STATE_USING_MSIX; | |
9642 | cp->irq_arr[0].irq_flags &= ~CNIC_IRQ_FL_MSIX; | |
9643 | } | |
f2e0899f DK |
9644 | if (CHIP_IS_E2(bp)) |
9645 | cp->irq_arr[0].status_blk = (void *)bp->cnic_sb.e2_sb; | |
9646 | else | |
9647 | cp->irq_arr[0].status_blk = (void *)bp->cnic_sb.e1x_sb; | |
9648 | ||
993ac7b5 | 9649 | cp->irq_arr[0].status_blk_num = CNIC_SB_ID(bp); |
523224a3 | 9650 | cp->irq_arr[0].status_blk_num2 = CNIC_IGU_SB_ID(bp); |
993ac7b5 MC |
9651 | cp->irq_arr[1].status_blk = bp->def_status_blk; |
9652 | cp->irq_arr[1].status_blk_num = DEF_SB_ID; | |
523224a3 | 9653 | cp->irq_arr[1].status_blk_num2 = DEF_SB_IGU_ID; |
993ac7b5 MC |
9654 | |
9655 | cp->num_irq = 2; | |
9656 | } | |
9657 | ||
9658 | static int bnx2x_register_cnic(struct net_device *dev, struct cnic_ops *ops, | |
9659 | void *data) | |
9660 | { | |
9661 | struct bnx2x *bp = netdev_priv(dev); | |
9662 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
9663 | ||
9664 | if (ops == NULL) | |
9665 | return -EINVAL; | |
9666 | ||
9667 | if (atomic_read(&bp->intr_sem) != 0) | |
9668 | return -EBUSY; | |
9669 | ||
9670 | bp->cnic_kwq = kzalloc(PAGE_SIZE, GFP_KERNEL); | |
9671 | if (!bp->cnic_kwq) | |
9672 | return -ENOMEM; | |
9673 | ||
9674 | bp->cnic_kwq_cons = bp->cnic_kwq; | |
9675 | bp->cnic_kwq_prod = bp->cnic_kwq; | |
9676 | bp->cnic_kwq_last = bp->cnic_kwq + MAX_SP_DESC_CNT; | |
9677 | ||
9678 | bp->cnic_spq_pending = 0; | |
9679 | bp->cnic_kwq_pending = 0; | |
9680 | ||
9681 | bp->cnic_data = data; | |
9682 | ||
9683 | cp->num_irq = 0; | |
9684 | cp->drv_state = CNIC_DRV_STATE_REGD; | |
523224a3 | 9685 | cp->iro_arr = bp->iro_arr; |
993ac7b5 | 9686 | |
993ac7b5 | 9687 | bnx2x_setup_cnic_irq_info(bp); |
c2bff63f | 9688 | |
993ac7b5 MC |
9689 | rcu_assign_pointer(bp->cnic_ops, ops); |
9690 | ||
9691 | return 0; | |
9692 | } | |
9693 | ||
9694 | static int bnx2x_unregister_cnic(struct net_device *dev) | |
9695 | { | |
9696 | struct bnx2x *bp = netdev_priv(dev); | |
9697 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
9698 | ||
9699 | mutex_lock(&bp->cnic_mutex); | |
9700 | if (bp->cnic_flags & BNX2X_CNIC_FLAG_MAC_SET) { | |
9701 | bp->cnic_flags &= ~BNX2X_CNIC_FLAG_MAC_SET; | |
9702 | bnx2x_set_iscsi_eth_mac_addr(bp, 0); | |
9703 | } | |
9704 | cp->drv_state = 0; | |
9705 | rcu_assign_pointer(bp->cnic_ops, NULL); | |
9706 | mutex_unlock(&bp->cnic_mutex); | |
9707 | synchronize_rcu(); | |
9708 | kfree(bp->cnic_kwq); | |
9709 | bp->cnic_kwq = NULL; | |
9710 | ||
9711 | return 0; | |
9712 | } | |
9713 | ||
9714 | struct cnic_eth_dev *bnx2x_cnic_probe(struct net_device *dev) | |
9715 | { | |
9716 | struct bnx2x *bp = netdev_priv(dev); | |
9717 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
9718 | ||
9719 | cp->drv_owner = THIS_MODULE; | |
9720 | cp->chip_id = CHIP_ID(bp); | |
9721 | cp->pdev = bp->pdev; | |
9722 | cp->io_base = bp->regview; | |
9723 | cp->io_base2 = bp->doorbells; | |
9724 | cp->max_kwqe_pending = 8; | |
523224a3 | 9725 | cp->ctx_blk_size = CDU_ILT_PAGE_SZ; |
c2bff63f DK |
9726 | cp->ctx_tbl_offset = FUNC_ILT_BASE(BP_FUNC(bp)) + |
9727 | bnx2x_cid_ilt_lines(bp); | |
993ac7b5 | 9728 | cp->ctx_tbl_len = CNIC_ILT_LINES; |
c2bff63f | 9729 | cp->starting_cid = bnx2x_cid_ilt_lines(bp) * ILT_PAGE_CIDS; |
993ac7b5 MC |
9730 | cp->drv_submit_kwqes_16 = bnx2x_cnic_sp_queue; |
9731 | cp->drv_ctl = bnx2x_drv_ctl; | |
9732 | cp->drv_register_cnic = bnx2x_register_cnic; | |
9733 | cp->drv_unregister_cnic = bnx2x_unregister_cnic; | |
c2bff63f DK |
9734 | cp->iscsi_l2_client_id = BNX2X_ISCSI_ETH_CL_ID; |
9735 | cp->iscsi_l2_cid = BNX2X_ISCSI_ETH_CID; | |
9736 | ||
9737 | DP(BNX2X_MSG_SP, "page_size %d, tbl_offset %d, tbl_lines %d, " | |
9738 | "starting cid %d\n", | |
9739 | cp->ctx_blk_size, | |
9740 | cp->ctx_tbl_offset, | |
9741 | cp->ctx_tbl_len, | |
9742 | cp->starting_cid); | |
993ac7b5 MC |
9743 | return cp; |
9744 | } | |
9745 | EXPORT_SYMBOL(bnx2x_cnic_probe); | |
9746 | ||
9747 | #endif /* BCM_CNIC */ | |
94a78b79 | 9748 |