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c0c050c5 MC |
1 | /* Broadcom NetXtreme-C/E network driver. |
2 | * | |
11f15ed3 | 3 | * Copyright (c) 2014-2016 Broadcom Corporation |
c0c050c5 MC |
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 | */ | |
9 | ||
3ebf6f0a | 10 | #include <linux/ctype.h> |
8ddc9aaa | 11 | #include <linux/stringify.h> |
c0c050c5 MC |
12 | #include <linux/ethtool.h> |
13 | #include <linux/interrupt.h> | |
14 | #include <linux/pci.h> | |
15 | #include <linux/etherdevice.h> | |
16 | #include <linux/crc32.h> | |
17 | #include <linux/firmware.h> | |
18 | #include "bnxt_hsi.h" | |
19 | #include "bnxt.h" | |
20 | #include "bnxt_ethtool.h" | |
21 | #include "bnxt_nvm_defs.h" /* NVRAM content constant and structure defs */ | |
22 | #include "bnxt_fw_hdr.h" /* Firmware hdr constant and structure defs */ | |
23 | #define FLASH_NVRAM_TIMEOUT ((HWRM_CMD_TIMEOUT) * 100) | |
24 | ||
3ebf6f0a RS |
25 | static char *bnxt_get_pkgver(struct net_device *dev, char *buf, size_t buflen); |
26 | ||
c0c050c5 MC |
27 | static u32 bnxt_get_msglevel(struct net_device *dev) |
28 | { | |
29 | struct bnxt *bp = netdev_priv(dev); | |
30 | ||
31 | return bp->msg_enable; | |
32 | } | |
33 | ||
34 | static void bnxt_set_msglevel(struct net_device *dev, u32 value) | |
35 | { | |
36 | struct bnxt *bp = netdev_priv(dev); | |
37 | ||
38 | bp->msg_enable = value; | |
39 | } | |
40 | ||
41 | static int bnxt_get_coalesce(struct net_device *dev, | |
42 | struct ethtool_coalesce *coal) | |
43 | { | |
44 | struct bnxt *bp = netdev_priv(dev); | |
45 | ||
46 | memset(coal, 0, sizeof(*coal)); | |
47 | ||
dfb5b894 MC |
48 | coal->rx_coalesce_usecs = bp->rx_coal_ticks; |
49 | /* 2 completion records per rx packet */ | |
50 | coal->rx_max_coalesced_frames = bp->rx_coal_bufs / 2; | |
51 | coal->rx_coalesce_usecs_irq = bp->rx_coal_ticks_irq; | |
52 | coal->rx_max_coalesced_frames_irq = bp->rx_coal_bufs_irq / 2; | |
c0c050c5 | 53 | |
dfc9c94a MC |
54 | coal->tx_coalesce_usecs = bp->tx_coal_ticks; |
55 | coal->tx_max_coalesced_frames = bp->tx_coal_bufs; | |
56 | coal->tx_coalesce_usecs_irq = bp->tx_coal_ticks_irq; | |
57 | coal->tx_max_coalesced_frames_irq = bp->tx_coal_bufs_irq; | |
58 | ||
c0c050c5 MC |
59 | return 0; |
60 | } | |
61 | ||
62 | static int bnxt_set_coalesce(struct net_device *dev, | |
63 | struct ethtool_coalesce *coal) | |
64 | { | |
65 | struct bnxt *bp = netdev_priv(dev); | |
66 | int rc = 0; | |
67 | ||
dfb5b894 MC |
68 | bp->rx_coal_ticks = coal->rx_coalesce_usecs; |
69 | /* 2 completion records per rx packet */ | |
70 | bp->rx_coal_bufs = coal->rx_max_coalesced_frames * 2; | |
71 | bp->rx_coal_ticks_irq = coal->rx_coalesce_usecs_irq; | |
72 | bp->rx_coal_bufs_irq = coal->rx_max_coalesced_frames_irq * 2; | |
c0c050c5 | 73 | |
dfc9c94a MC |
74 | bp->tx_coal_ticks = coal->tx_coalesce_usecs; |
75 | bp->tx_coal_bufs = coal->tx_max_coalesced_frames; | |
76 | bp->tx_coal_ticks_irq = coal->tx_coalesce_usecs_irq; | |
77 | bp->tx_coal_bufs_irq = coal->tx_max_coalesced_frames_irq; | |
78 | ||
c0c050c5 MC |
79 | if (netif_running(dev)) |
80 | rc = bnxt_hwrm_set_coal(bp); | |
81 | ||
82 | return rc; | |
83 | } | |
84 | ||
85 | #define BNXT_NUM_STATS 21 | |
86 | ||
8ddc9aaa MC |
87 | #define BNXT_RX_STATS_OFFSET(counter) \ |
88 | (offsetof(struct rx_port_stats, counter) / 8) | |
89 | ||
90 | #define BNXT_RX_STATS_ENTRY(counter) \ | |
91 | { BNXT_RX_STATS_OFFSET(counter), __stringify(counter) } | |
92 | ||
93 | #define BNXT_TX_STATS_OFFSET(counter) \ | |
94 | ((offsetof(struct tx_port_stats, counter) + \ | |
95 | sizeof(struct rx_port_stats) + 512) / 8) | |
96 | ||
97 | #define BNXT_TX_STATS_ENTRY(counter) \ | |
98 | { BNXT_TX_STATS_OFFSET(counter), __stringify(counter) } | |
99 | ||
100 | static const struct { | |
101 | long offset; | |
102 | char string[ETH_GSTRING_LEN]; | |
103 | } bnxt_port_stats_arr[] = { | |
104 | BNXT_RX_STATS_ENTRY(rx_64b_frames), | |
105 | BNXT_RX_STATS_ENTRY(rx_65b_127b_frames), | |
106 | BNXT_RX_STATS_ENTRY(rx_128b_255b_frames), | |
107 | BNXT_RX_STATS_ENTRY(rx_256b_511b_frames), | |
108 | BNXT_RX_STATS_ENTRY(rx_512b_1023b_frames), | |
109 | BNXT_RX_STATS_ENTRY(rx_1024b_1518_frames), | |
110 | BNXT_RX_STATS_ENTRY(rx_good_vlan_frames), | |
111 | BNXT_RX_STATS_ENTRY(rx_1519b_2047b_frames), | |
112 | BNXT_RX_STATS_ENTRY(rx_2048b_4095b_frames), | |
113 | BNXT_RX_STATS_ENTRY(rx_4096b_9216b_frames), | |
114 | BNXT_RX_STATS_ENTRY(rx_9217b_16383b_frames), | |
115 | BNXT_RX_STATS_ENTRY(rx_total_frames), | |
116 | BNXT_RX_STATS_ENTRY(rx_ucast_frames), | |
117 | BNXT_RX_STATS_ENTRY(rx_mcast_frames), | |
118 | BNXT_RX_STATS_ENTRY(rx_bcast_frames), | |
119 | BNXT_RX_STATS_ENTRY(rx_fcs_err_frames), | |
120 | BNXT_RX_STATS_ENTRY(rx_ctrl_frames), | |
121 | BNXT_RX_STATS_ENTRY(rx_pause_frames), | |
122 | BNXT_RX_STATS_ENTRY(rx_pfc_frames), | |
123 | BNXT_RX_STATS_ENTRY(rx_align_err_frames), | |
124 | BNXT_RX_STATS_ENTRY(rx_ovrsz_frames), | |
125 | BNXT_RX_STATS_ENTRY(rx_jbr_frames), | |
126 | BNXT_RX_STATS_ENTRY(rx_mtu_err_frames), | |
127 | BNXT_RX_STATS_ENTRY(rx_tagged_frames), | |
128 | BNXT_RX_STATS_ENTRY(rx_double_tagged_frames), | |
129 | BNXT_RX_STATS_ENTRY(rx_good_frames), | |
130 | BNXT_RX_STATS_ENTRY(rx_undrsz_frames), | |
131 | BNXT_RX_STATS_ENTRY(rx_eee_lpi_events), | |
132 | BNXT_RX_STATS_ENTRY(rx_eee_lpi_duration), | |
133 | BNXT_RX_STATS_ENTRY(rx_bytes), | |
134 | BNXT_RX_STATS_ENTRY(rx_runt_bytes), | |
135 | BNXT_RX_STATS_ENTRY(rx_runt_frames), | |
136 | ||
137 | BNXT_TX_STATS_ENTRY(tx_64b_frames), | |
138 | BNXT_TX_STATS_ENTRY(tx_65b_127b_frames), | |
139 | BNXT_TX_STATS_ENTRY(tx_128b_255b_frames), | |
140 | BNXT_TX_STATS_ENTRY(tx_256b_511b_frames), | |
141 | BNXT_TX_STATS_ENTRY(tx_512b_1023b_frames), | |
142 | BNXT_TX_STATS_ENTRY(tx_1024b_1518_frames), | |
143 | BNXT_TX_STATS_ENTRY(tx_good_vlan_frames), | |
144 | BNXT_TX_STATS_ENTRY(tx_1519b_2047_frames), | |
145 | BNXT_TX_STATS_ENTRY(tx_2048b_4095b_frames), | |
146 | BNXT_TX_STATS_ENTRY(tx_4096b_9216b_frames), | |
147 | BNXT_TX_STATS_ENTRY(tx_9217b_16383b_frames), | |
148 | BNXT_TX_STATS_ENTRY(tx_good_frames), | |
149 | BNXT_TX_STATS_ENTRY(tx_total_frames), | |
150 | BNXT_TX_STATS_ENTRY(tx_ucast_frames), | |
151 | BNXT_TX_STATS_ENTRY(tx_mcast_frames), | |
152 | BNXT_TX_STATS_ENTRY(tx_bcast_frames), | |
153 | BNXT_TX_STATS_ENTRY(tx_pause_frames), | |
154 | BNXT_TX_STATS_ENTRY(tx_pfc_frames), | |
155 | BNXT_TX_STATS_ENTRY(tx_jabber_frames), | |
156 | BNXT_TX_STATS_ENTRY(tx_fcs_err_frames), | |
157 | BNXT_TX_STATS_ENTRY(tx_err), | |
158 | BNXT_TX_STATS_ENTRY(tx_fifo_underruns), | |
159 | BNXT_TX_STATS_ENTRY(tx_eee_lpi_events), | |
160 | BNXT_TX_STATS_ENTRY(tx_eee_lpi_duration), | |
161 | BNXT_TX_STATS_ENTRY(tx_total_collisions), | |
162 | BNXT_TX_STATS_ENTRY(tx_bytes), | |
163 | }; | |
164 | ||
165 | #define BNXT_NUM_PORT_STATS ARRAY_SIZE(bnxt_port_stats_arr) | |
166 | ||
c0c050c5 MC |
167 | static int bnxt_get_sset_count(struct net_device *dev, int sset) |
168 | { | |
169 | struct bnxt *bp = netdev_priv(dev); | |
170 | ||
171 | switch (sset) { | |
8ddc9aaa MC |
172 | case ETH_SS_STATS: { |
173 | int num_stats = BNXT_NUM_STATS * bp->cp_nr_rings; | |
174 | ||
175 | if (bp->flags & BNXT_FLAG_PORT_STATS) | |
176 | num_stats += BNXT_NUM_PORT_STATS; | |
177 | ||
178 | return num_stats; | |
179 | } | |
c0c050c5 MC |
180 | default: |
181 | return -EOPNOTSUPP; | |
182 | } | |
183 | } | |
184 | ||
185 | static void bnxt_get_ethtool_stats(struct net_device *dev, | |
186 | struct ethtool_stats *stats, u64 *buf) | |
187 | { | |
188 | u32 i, j = 0; | |
189 | struct bnxt *bp = netdev_priv(dev); | |
190 | u32 buf_size = sizeof(struct ctx_hw_stats) * bp->cp_nr_rings; | |
191 | u32 stat_fields = sizeof(struct ctx_hw_stats) / 8; | |
192 | ||
193 | memset(buf, 0, buf_size); | |
194 | ||
195 | if (!bp->bnapi) | |
196 | return; | |
197 | ||
198 | for (i = 0; i < bp->cp_nr_rings; i++) { | |
199 | struct bnxt_napi *bnapi = bp->bnapi[i]; | |
200 | struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring; | |
201 | __le64 *hw_stats = (__le64 *)cpr->hw_stats; | |
202 | int k; | |
203 | ||
204 | for (k = 0; k < stat_fields; j++, k++) | |
205 | buf[j] = le64_to_cpu(hw_stats[k]); | |
206 | buf[j++] = cpr->rx_l4_csum_errors; | |
207 | } | |
8ddc9aaa MC |
208 | if (bp->flags & BNXT_FLAG_PORT_STATS) { |
209 | __le64 *port_stats = (__le64 *)bp->hw_rx_port_stats; | |
210 | ||
211 | for (i = 0; i < BNXT_NUM_PORT_STATS; i++, j++) { | |
212 | buf[j] = le64_to_cpu(*(port_stats + | |
213 | bnxt_port_stats_arr[i].offset)); | |
214 | } | |
215 | } | |
c0c050c5 MC |
216 | } |
217 | ||
218 | static void bnxt_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
219 | { | |
220 | struct bnxt *bp = netdev_priv(dev); | |
221 | u32 i; | |
222 | ||
223 | switch (stringset) { | |
224 | /* The number of strings must match BNXT_NUM_STATS defined above. */ | |
225 | case ETH_SS_STATS: | |
226 | for (i = 0; i < bp->cp_nr_rings; i++) { | |
227 | sprintf(buf, "[%d]: rx_ucast_packets", i); | |
228 | buf += ETH_GSTRING_LEN; | |
229 | sprintf(buf, "[%d]: rx_mcast_packets", i); | |
230 | buf += ETH_GSTRING_LEN; | |
231 | sprintf(buf, "[%d]: rx_bcast_packets", i); | |
232 | buf += ETH_GSTRING_LEN; | |
233 | sprintf(buf, "[%d]: rx_discards", i); | |
234 | buf += ETH_GSTRING_LEN; | |
235 | sprintf(buf, "[%d]: rx_drops", i); | |
236 | buf += ETH_GSTRING_LEN; | |
237 | sprintf(buf, "[%d]: rx_ucast_bytes", i); | |
238 | buf += ETH_GSTRING_LEN; | |
239 | sprintf(buf, "[%d]: rx_mcast_bytes", i); | |
240 | buf += ETH_GSTRING_LEN; | |
241 | sprintf(buf, "[%d]: rx_bcast_bytes", i); | |
242 | buf += ETH_GSTRING_LEN; | |
243 | sprintf(buf, "[%d]: tx_ucast_packets", i); | |
244 | buf += ETH_GSTRING_LEN; | |
245 | sprintf(buf, "[%d]: tx_mcast_packets", i); | |
246 | buf += ETH_GSTRING_LEN; | |
247 | sprintf(buf, "[%d]: tx_bcast_packets", i); | |
248 | buf += ETH_GSTRING_LEN; | |
249 | sprintf(buf, "[%d]: tx_discards", i); | |
250 | buf += ETH_GSTRING_LEN; | |
251 | sprintf(buf, "[%d]: tx_drops", i); | |
252 | buf += ETH_GSTRING_LEN; | |
253 | sprintf(buf, "[%d]: tx_ucast_bytes", i); | |
254 | buf += ETH_GSTRING_LEN; | |
255 | sprintf(buf, "[%d]: tx_mcast_bytes", i); | |
256 | buf += ETH_GSTRING_LEN; | |
257 | sprintf(buf, "[%d]: tx_bcast_bytes", i); | |
258 | buf += ETH_GSTRING_LEN; | |
259 | sprintf(buf, "[%d]: tpa_packets", i); | |
260 | buf += ETH_GSTRING_LEN; | |
261 | sprintf(buf, "[%d]: tpa_bytes", i); | |
262 | buf += ETH_GSTRING_LEN; | |
263 | sprintf(buf, "[%d]: tpa_events", i); | |
264 | buf += ETH_GSTRING_LEN; | |
265 | sprintf(buf, "[%d]: tpa_aborts", i); | |
266 | buf += ETH_GSTRING_LEN; | |
267 | sprintf(buf, "[%d]: rx_l4_csum_errors", i); | |
268 | buf += ETH_GSTRING_LEN; | |
269 | } | |
8ddc9aaa MC |
270 | if (bp->flags & BNXT_FLAG_PORT_STATS) { |
271 | for (i = 0; i < BNXT_NUM_PORT_STATS; i++) { | |
272 | strcpy(buf, bnxt_port_stats_arr[i].string); | |
273 | buf += ETH_GSTRING_LEN; | |
274 | } | |
275 | } | |
c0c050c5 MC |
276 | break; |
277 | default: | |
278 | netdev_err(bp->dev, "bnxt_get_strings invalid request %x\n", | |
279 | stringset); | |
280 | break; | |
281 | } | |
282 | } | |
283 | ||
284 | static void bnxt_get_ringparam(struct net_device *dev, | |
285 | struct ethtool_ringparam *ering) | |
286 | { | |
287 | struct bnxt *bp = netdev_priv(dev); | |
288 | ||
289 | ering->rx_max_pending = BNXT_MAX_RX_DESC_CNT; | |
290 | ering->rx_jumbo_max_pending = BNXT_MAX_RX_JUM_DESC_CNT; | |
291 | ering->tx_max_pending = BNXT_MAX_TX_DESC_CNT; | |
292 | ||
293 | ering->rx_pending = bp->rx_ring_size; | |
294 | ering->rx_jumbo_pending = bp->rx_agg_ring_size; | |
295 | ering->tx_pending = bp->tx_ring_size; | |
296 | } | |
297 | ||
298 | static int bnxt_set_ringparam(struct net_device *dev, | |
299 | struct ethtool_ringparam *ering) | |
300 | { | |
301 | struct bnxt *bp = netdev_priv(dev); | |
302 | ||
303 | if ((ering->rx_pending > BNXT_MAX_RX_DESC_CNT) || | |
304 | (ering->tx_pending > BNXT_MAX_TX_DESC_CNT) || | |
305 | (ering->tx_pending <= MAX_SKB_FRAGS)) | |
306 | return -EINVAL; | |
307 | ||
308 | if (netif_running(dev)) | |
309 | bnxt_close_nic(bp, false, false); | |
310 | ||
311 | bp->rx_ring_size = ering->rx_pending; | |
312 | bp->tx_ring_size = ering->tx_pending; | |
313 | bnxt_set_ring_params(bp); | |
314 | ||
315 | if (netif_running(dev)) | |
316 | return bnxt_open_nic(bp, false, false); | |
317 | ||
318 | return 0; | |
319 | } | |
320 | ||
321 | static void bnxt_get_channels(struct net_device *dev, | |
322 | struct ethtool_channels *channel) | |
323 | { | |
324 | struct bnxt *bp = netdev_priv(dev); | |
325 | int max_rx_rings, max_tx_rings, tcs; | |
326 | ||
6e6c5a57 | 327 | bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, true); |
068c9ec6 MC |
328 | channel->max_combined = max_rx_rings; |
329 | ||
18d6e4e2 SB |
330 | if (bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, false)) { |
331 | max_rx_rings = 0; | |
332 | max_tx_rings = 0; | |
333 | } | |
334 | ||
c0c050c5 MC |
335 | tcs = netdev_get_num_tc(dev); |
336 | if (tcs > 1) | |
337 | max_tx_rings /= tcs; | |
338 | ||
339 | channel->max_rx = max_rx_rings; | |
340 | channel->max_tx = max_tx_rings; | |
341 | channel->max_other = 0; | |
068c9ec6 MC |
342 | if (bp->flags & BNXT_FLAG_SHARED_RINGS) { |
343 | channel->combined_count = bp->rx_nr_rings; | |
344 | } else { | |
345 | channel->rx_count = bp->rx_nr_rings; | |
346 | channel->tx_count = bp->tx_nr_rings_per_tc; | |
347 | } | |
c0c050c5 MC |
348 | } |
349 | ||
350 | static int bnxt_set_channels(struct net_device *dev, | |
351 | struct ethtool_channels *channel) | |
352 | { | |
353 | struct bnxt *bp = netdev_priv(dev); | |
354 | int max_rx_rings, max_tx_rings, tcs; | |
355 | u32 rc = 0; | |
068c9ec6 | 356 | bool sh = false; |
c0c050c5 | 357 | |
068c9ec6 | 358 | if (channel->other_count) |
c0c050c5 MC |
359 | return -EINVAL; |
360 | ||
068c9ec6 MC |
361 | if (!channel->combined_count && |
362 | (!channel->rx_count || !channel->tx_count)) | |
363 | return -EINVAL; | |
364 | ||
365 | if (channel->combined_count && | |
366 | (channel->rx_count || channel->tx_count)) | |
367 | return -EINVAL; | |
368 | ||
369 | if (channel->combined_count) | |
370 | sh = true; | |
371 | ||
372 | bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, sh); | |
373 | ||
c0c050c5 MC |
374 | tcs = netdev_get_num_tc(dev); |
375 | if (tcs > 1) | |
376 | max_tx_rings /= tcs; | |
377 | ||
068c9ec6 MC |
378 | if (sh && (channel->combined_count > max_rx_rings || |
379 | channel->combined_count > max_tx_rings)) | |
380 | return -ENOMEM; | |
381 | ||
382 | if (!sh && (channel->rx_count > max_rx_rings || | |
383 | channel->tx_count > max_tx_rings)) | |
384 | return -ENOMEM; | |
c0c050c5 MC |
385 | |
386 | if (netif_running(dev)) { | |
387 | if (BNXT_PF(bp)) { | |
388 | /* TODO CHIMP_FW: Send message to all VF's | |
389 | * before PF unload | |
390 | */ | |
391 | } | |
392 | rc = bnxt_close_nic(bp, true, false); | |
393 | if (rc) { | |
394 | netdev_err(bp->dev, "Set channel failure rc :%x\n", | |
395 | rc); | |
396 | return rc; | |
397 | } | |
398 | } | |
399 | ||
068c9ec6 MC |
400 | if (sh) { |
401 | bp->flags |= BNXT_FLAG_SHARED_RINGS; | |
402 | bp->rx_nr_rings = channel->combined_count; | |
403 | bp->tx_nr_rings_per_tc = channel->combined_count; | |
404 | } else { | |
405 | bp->flags &= ~BNXT_FLAG_SHARED_RINGS; | |
406 | bp->rx_nr_rings = channel->rx_count; | |
407 | bp->tx_nr_rings_per_tc = channel->tx_count; | |
408 | } | |
409 | ||
c0c050c5 MC |
410 | bp->tx_nr_rings = bp->tx_nr_rings_per_tc; |
411 | if (tcs > 1) | |
412 | bp->tx_nr_rings = bp->tx_nr_rings_per_tc * tcs; | |
068c9ec6 MC |
413 | |
414 | bp->cp_nr_rings = sh ? max_t(int, bp->tx_nr_rings, bp->rx_nr_rings) : | |
415 | bp->tx_nr_rings + bp->rx_nr_rings; | |
416 | ||
c0c050c5 MC |
417 | bp->num_stat_ctxs = bp->cp_nr_rings; |
418 | ||
2bcfa6f6 MC |
419 | /* After changing number of rx channels, update NTUPLE feature. */ |
420 | netdev_update_features(dev); | |
c0c050c5 MC |
421 | if (netif_running(dev)) { |
422 | rc = bnxt_open_nic(bp, true, false); | |
423 | if ((!rc) && BNXT_PF(bp)) { | |
424 | /* TODO CHIMP_FW: Send message to all VF's | |
425 | * to renable | |
426 | */ | |
427 | } | |
428 | } | |
429 | ||
430 | return rc; | |
431 | } | |
432 | ||
433 | #ifdef CONFIG_RFS_ACCEL | |
434 | static int bnxt_grxclsrlall(struct bnxt *bp, struct ethtool_rxnfc *cmd, | |
435 | u32 *rule_locs) | |
436 | { | |
437 | int i, j = 0; | |
438 | ||
439 | cmd->data = bp->ntp_fltr_count; | |
440 | for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) { | |
441 | struct hlist_head *head; | |
442 | struct bnxt_ntuple_filter *fltr; | |
443 | ||
444 | head = &bp->ntp_fltr_hash_tbl[i]; | |
445 | rcu_read_lock(); | |
446 | hlist_for_each_entry_rcu(fltr, head, hash) { | |
447 | if (j == cmd->rule_cnt) | |
448 | break; | |
449 | rule_locs[j++] = fltr->sw_id; | |
450 | } | |
451 | rcu_read_unlock(); | |
452 | if (j == cmd->rule_cnt) | |
453 | break; | |
454 | } | |
455 | cmd->rule_cnt = j; | |
456 | return 0; | |
457 | } | |
458 | ||
459 | static int bnxt_grxclsrule(struct bnxt *bp, struct ethtool_rxnfc *cmd) | |
460 | { | |
461 | struct ethtool_rx_flow_spec *fs = | |
462 | (struct ethtool_rx_flow_spec *)&cmd->fs; | |
463 | struct bnxt_ntuple_filter *fltr; | |
464 | struct flow_keys *fkeys; | |
465 | int i, rc = -EINVAL; | |
466 | ||
467 | if (fs->location < 0 || fs->location >= BNXT_NTP_FLTR_MAX_FLTR) | |
468 | return rc; | |
469 | ||
470 | for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) { | |
471 | struct hlist_head *head; | |
472 | ||
473 | head = &bp->ntp_fltr_hash_tbl[i]; | |
474 | rcu_read_lock(); | |
475 | hlist_for_each_entry_rcu(fltr, head, hash) { | |
476 | if (fltr->sw_id == fs->location) | |
477 | goto fltr_found; | |
478 | } | |
479 | rcu_read_unlock(); | |
480 | } | |
481 | return rc; | |
482 | ||
483 | fltr_found: | |
484 | fkeys = &fltr->fkeys; | |
485 | if (fkeys->basic.ip_proto == IPPROTO_TCP) | |
486 | fs->flow_type = TCP_V4_FLOW; | |
487 | else if (fkeys->basic.ip_proto == IPPROTO_UDP) | |
488 | fs->flow_type = UDP_V4_FLOW; | |
489 | else | |
490 | goto fltr_err; | |
491 | ||
492 | fs->h_u.tcp_ip4_spec.ip4src = fkeys->addrs.v4addrs.src; | |
493 | fs->m_u.tcp_ip4_spec.ip4src = cpu_to_be32(~0); | |
494 | ||
495 | fs->h_u.tcp_ip4_spec.ip4dst = fkeys->addrs.v4addrs.dst; | |
496 | fs->m_u.tcp_ip4_spec.ip4dst = cpu_to_be32(~0); | |
497 | ||
498 | fs->h_u.tcp_ip4_spec.psrc = fkeys->ports.src; | |
499 | fs->m_u.tcp_ip4_spec.psrc = cpu_to_be16(~0); | |
500 | ||
501 | fs->h_u.tcp_ip4_spec.pdst = fkeys->ports.dst; | |
502 | fs->m_u.tcp_ip4_spec.pdst = cpu_to_be16(~0); | |
503 | ||
504 | fs->ring_cookie = fltr->rxq; | |
505 | rc = 0; | |
506 | ||
507 | fltr_err: | |
508 | rcu_read_unlock(); | |
509 | ||
510 | return rc; | |
511 | } | |
512 | ||
513 | static int bnxt_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, | |
514 | u32 *rule_locs) | |
515 | { | |
516 | struct bnxt *bp = netdev_priv(dev); | |
517 | int rc = 0; | |
518 | ||
519 | switch (cmd->cmd) { | |
520 | case ETHTOOL_GRXRINGS: | |
521 | cmd->data = bp->rx_nr_rings; | |
522 | break; | |
523 | ||
524 | case ETHTOOL_GRXCLSRLCNT: | |
525 | cmd->rule_cnt = bp->ntp_fltr_count; | |
526 | cmd->data = BNXT_NTP_FLTR_MAX_FLTR; | |
527 | break; | |
528 | ||
529 | case ETHTOOL_GRXCLSRLALL: | |
530 | rc = bnxt_grxclsrlall(bp, cmd, (u32 *)rule_locs); | |
531 | break; | |
532 | ||
533 | case ETHTOOL_GRXCLSRULE: | |
534 | rc = bnxt_grxclsrule(bp, cmd); | |
535 | break; | |
536 | ||
537 | default: | |
538 | rc = -EOPNOTSUPP; | |
539 | break; | |
540 | } | |
541 | ||
542 | return rc; | |
543 | } | |
544 | #endif | |
545 | ||
546 | static u32 bnxt_get_rxfh_indir_size(struct net_device *dev) | |
547 | { | |
548 | return HW_HASH_INDEX_SIZE; | |
549 | } | |
550 | ||
551 | static u32 bnxt_get_rxfh_key_size(struct net_device *dev) | |
552 | { | |
553 | return HW_HASH_KEY_SIZE; | |
554 | } | |
555 | ||
556 | static int bnxt_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, | |
557 | u8 *hfunc) | |
558 | { | |
559 | struct bnxt *bp = netdev_priv(dev); | |
560 | struct bnxt_vnic_info *vnic = &bp->vnic_info[0]; | |
561 | int i = 0; | |
562 | ||
563 | if (hfunc) | |
564 | *hfunc = ETH_RSS_HASH_TOP; | |
565 | ||
566 | if (indir) | |
567 | for (i = 0; i < HW_HASH_INDEX_SIZE; i++) | |
568 | indir[i] = le16_to_cpu(vnic->rss_table[i]); | |
569 | ||
570 | if (key) | |
571 | memcpy(key, vnic->rss_hash_key, HW_HASH_KEY_SIZE); | |
572 | ||
573 | return 0; | |
574 | } | |
575 | ||
576 | static void bnxt_get_drvinfo(struct net_device *dev, | |
577 | struct ethtool_drvinfo *info) | |
578 | { | |
579 | struct bnxt *bp = netdev_priv(dev); | |
3ebf6f0a RS |
580 | char *pkglog; |
581 | char *pkgver = NULL; | |
c0c050c5 | 582 | |
3ebf6f0a RS |
583 | pkglog = kmalloc(BNX_PKG_LOG_MAX_LENGTH, GFP_KERNEL); |
584 | if (pkglog) | |
585 | pkgver = bnxt_get_pkgver(dev, pkglog, BNX_PKG_LOG_MAX_LENGTH); | |
c0c050c5 MC |
586 | strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver)); |
587 | strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version)); | |
3ebf6f0a RS |
588 | if (pkgver && *pkgver != 0 && isdigit(*pkgver)) |
589 | snprintf(info->fw_version, sizeof(info->fw_version) - 1, | |
590 | "%s pkg %s", bp->fw_ver_str, pkgver); | |
591 | else | |
592 | strlcpy(info->fw_version, bp->fw_ver_str, | |
593 | sizeof(info->fw_version)); | |
c0c050c5 MC |
594 | strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info)); |
595 | info->n_stats = BNXT_NUM_STATS * bp->cp_nr_rings; | |
596 | info->testinfo_len = BNXT_NUM_TESTS(bp); | |
597 | /* TODO CHIMP_FW: eeprom dump details */ | |
598 | info->eedump_len = 0; | |
599 | /* TODO CHIMP FW: reg dump details */ | |
600 | info->regdump_len = 0; | |
3ebf6f0a | 601 | kfree(pkglog); |
c0c050c5 MC |
602 | } |
603 | ||
170ce013 | 604 | u32 _bnxt_fw_to_ethtool_adv_spds(u16 fw_speeds, u8 fw_pause) |
c0c050c5 | 605 | { |
c0c050c5 MC |
606 | u32 speed_mask = 0; |
607 | ||
608 | /* TODO: support 25GB, 40GB, 50GB with different cable type */ | |
609 | /* set the advertised speeds */ | |
610 | if (fw_speeds & BNXT_LINK_SPEED_MSK_100MB) | |
611 | speed_mask |= ADVERTISED_100baseT_Full; | |
612 | if (fw_speeds & BNXT_LINK_SPEED_MSK_1GB) | |
613 | speed_mask |= ADVERTISED_1000baseT_Full; | |
614 | if (fw_speeds & BNXT_LINK_SPEED_MSK_2_5GB) | |
615 | speed_mask |= ADVERTISED_2500baseX_Full; | |
616 | if (fw_speeds & BNXT_LINK_SPEED_MSK_10GB) | |
617 | speed_mask |= ADVERTISED_10000baseT_Full; | |
c0c050c5 | 618 | if (fw_speeds & BNXT_LINK_SPEED_MSK_40GB) |
1c49c421 | 619 | speed_mask |= ADVERTISED_40000baseCR4_Full; |
27c4d578 MC |
620 | |
621 | if ((fw_pause & BNXT_LINK_PAUSE_BOTH) == BNXT_LINK_PAUSE_BOTH) | |
622 | speed_mask |= ADVERTISED_Pause; | |
623 | else if (fw_pause & BNXT_LINK_PAUSE_TX) | |
624 | speed_mask |= ADVERTISED_Asym_Pause; | |
625 | else if (fw_pause & BNXT_LINK_PAUSE_RX) | |
626 | speed_mask |= ADVERTISED_Pause | ADVERTISED_Asym_Pause; | |
627 | ||
c0c050c5 MC |
628 | return speed_mask; |
629 | } | |
630 | ||
27c4d578 MC |
631 | static u32 bnxt_fw_to_ethtool_advertised_spds(struct bnxt_link_info *link_info) |
632 | { | |
633 | u16 fw_speeds = link_info->auto_link_speeds; | |
634 | u8 fw_pause = 0; | |
635 | ||
636 | if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL) | |
637 | fw_pause = link_info->auto_pause_setting; | |
638 | ||
639 | return _bnxt_fw_to_ethtool_adv_spds(fw_speeds, fw_pause); | |
640 | } | |
641 | ||
3277360e MC |
642 | static u32 bnxt_fw_to_ethtool_lp_adv(struct bnxt_link_info *link_info) |
643 | { | |
644 | u16 fw_speeds = link_info->lp_auto_link_speeds; | |
645 | u8 fw_pause = 0; | |
646 | ||
647 | if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL) | |
648 | fw_pause = link_info->lp_pause; | |
649 | ||
650 | return _bnxt_fw_to_ethtool_adv_spds(fw_speeds, fw_pause); | |
651 | } | |
652 | ||
4b32cacc MC |
653 | static u32 bnxt_fw_to_ethtool_support_spds(struct bnxt_link_info *link_info) |
654 | { | |
655 | u16 fw_speeds = link_info->support_speeds; | |
656 | u32 supported; | |
657 | ||
658 | supported = _bnxt_fw_to_ethtool_adv_spds(fw_speeds, 0); | |
659 | return supported | SUPPORTED_Pause | SUPPORTED_Asym_Pause; | |
660 | } | |
661 | ||
c0c050c5 MC |
662 | u32 bnxt_fw_to_ethtool_speed(u16 fw_link_speed) |
663 | { | |
664 | switch (fw_link_speed) { | |
665 | case BNXT_LINK_SPEED_100MB: | |
666 | return SPEED_100; | |
667 | case BNXT_LINK_SPEED_1GB: | |
668 | return SPEED_1000; | |
669 | case BNXT_LINK_SPEED_2_5GB: | |
670 | return SPEED_2500; | |
671 | case BNXT_LINK_SPEED_10GB: | |
672 | return SPEED_10000; | |
673 | case BNXT_LINK_SPEED_20GB: | |
674 | return SPEED_20000; | |
675 | case BNXT_LINK_SPEED_25GB: | |
676 | return SPEED_25000; | |
677 | case BNXT_LINK_SPEED_40GB: | |
678 | return SPEED_40000; | |
679 | case BNXT_LINK_SPEED_50GB: | |
680 | return SPEED_50000; | |
681 | default: | |
682 | return SPEED_UNKNOWN; | |
683 | } | |
684 | } | |
685 | ||
686 | static int bnxt_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
687 | { | |
688 | struct bnxt *bp = netdev_priv(dev); | |
689 | struct bnxt_link_info *link_info = &bp->link_info; | |
690 | u16 ethtool_speed; | |
691 | ||
692 | cmd->supported = bnxt_fw_to_ethtool_support_spds(link_info); | |
693 | ||
694 | if (link_info->auto_link_speeds) | |
695 | cmd->supported |= SUPPORTED_Autoneg; | |
696 | ||
b763499e | 697 | if (link_info->autoneg) { |
c0c050c5 MC |
698 | cmd->advertising = |
699 | bnxt_fw_to_ethtool_advertised_spds(link_info); | |
700 | cmd->advertising |= ADVERTISED_Autoneg; | |
701 | cmd->autoneg = AUTONEG_ENABLE; | |
3277360e MC |
702 | if (link_info->phy_link_status == BNXT_LINK_LINK) |
703 | cmd->lp_advertising = | |
704 | bnxt_fw_to_ethtool_lp_adv(link_info); | |
29c262fe MC |
705 | ethtool_speed = bnxt_fw_to_ethtool_speed(link_info->link_speed); |
706 | if (!netif_carrier_ok(dev)) | |
707 | cmd->duplex = DUPLEX_UNKNOWN; | |
708 | else if (link_info->duplex & BNXT_LINK_DUPLEX_FULL) | |
709 | cmd->duplex = DUPLEX_FULL; | |
710 | else | |
711 | cmd->duplex = DUPLEX_HALF; | |
c0c050c5 MC |
712 | } else { |
713 | cmd->autoneg = AUTONEG_DISABLE; | |
714 | cmd->advertising = 0; | |
29c262fe MC |
715 | ethtool_speed = |
716 | bnxt_fw_to_ethtool_speed(link_info->req_link_speed); | |
717 | cmd->duplex = DUPLEX_HALF; | |
718 | if (link_info->req_duplex == BNXT_LINK_DUPLEX_FULL) | |
719 | cmd->duplex = DUPLEX_FULL; | |
c0c050c5 | 720 | } |
29c262fe | 721 | ethtool_cmd_speed_set(cmd, ethtool_speed); |
c0c050c5 MC |
722 | |
723 | cmd->port = PORT_NONE; | |
724 | if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) { | |
725 | cmd->port = PORT_TP; | |
726 | cmd->supported |= SUPPORTED_TP; | |
727 | cmd->advertising |= ADVERTISED_TP; | |
728 | } else { | |
729 | cmd->supported |= SUPPORTED_FIBRE; | |
730 | cmd->advertising |= ADVERTISED_FIBRE; | |
731 | ||
732 | if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_DAC) | |
733 | cmd->port = PORT_DA; | |
734 | else if (link_info->media_type == | |
735 | PORT_PHY_QCFG_RESP_MEDIA_TYPE_FIBRE) | |
736 | cmd->port = PORT_FIBRE; | |
737 | } | |
738 | ||
c0c050c5 | 739 | if (link_info->transceiver == |
11f15ed3 | 740 | PORT_PHY_QCFG_RESP_XCVR_PKG_TYPE_XCVR_INTERNAL) |
c0c050c5 MC |
741 | cmd->transceiver = XCVR_INTERNAL; |
742 | else | |
743 | cmd->transceiver = XCVR_EXTERNAL; | |
744 | cmd->phy_address = link_info->phy_addr; | |
745 | ||
746 | return 0; | |
747 | } | |
748 | ||
749 | static u32 bnxt_get_fw_speed(struct net_device *dev, u16 ethtool_speed) | |
750 | { | |
9d9cee08 MC |
751 | struct bnxt *bp = netdev_priv(dev); |
752 | struct bnxt_link_info *link_info = &bp->link_info; | |
753 | u16 support_spds = link_info->support_speeds; | |
754 | u32 fw_speed = 0; | |
755 | ||
c0c050c5 MC |
756 | switch (ethtool_speed) { |
757 | case SPEED_100: | |
9d9cee08 MC |
758 | if (support_spds & BNXT_LINK_SPEED_MSK_100MB) |
759 | fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_100MB; | |
760 | break; | |
c0c050c5 | 761 | case SPEED_1000: |
9d9cee08 MC |
762 | if (support_spds & BNXT_LINK_SPEED_MSK_1GB) |
763 | fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_1GB; | |
764 | break; | |
c0c050c5 | 765 | case SPEED_2500: |
9d9cee08 MC |
766 | if (support_spds & BNXT_LINK_SPEED_MSK_2_5GB) |
767 | fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_2_5GB; | |
768 | break; | |
c0c050c5 | 769 | case SPEED_10000: |
9d9cee08 MC |
770 | if (support_spds & BNXT_LINK_SPEED_MSK_10GB) |
771 | fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_10GB; | |
772 | break; | |
c0c050c5 | 773 | case SPEED_20000: |
9d9cee08 MC |
774 | if (support_spds & BNXT_LINK_SPEED_MSK_20GB) |
775 | fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_20GB; | |
776 | break; | |
c0c050c5 | 777 | case SPEED_25000: |
9d9cee08 MC |
778 | if (support_spds & BNXT_LINK_SPEED_MSK_25GB) |
779 | fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_25GB; | |
780 | break; | |
c0c050c5 | 781 | case SPEED_40000: |
9d9cee08 MC |
782 | if (support_spds & BNXT_LINK_SPEED_MSK_40GB) |
783 | fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_40GB; | |
784 | break; | |
c0c050c5 | 785 | case SPEED_50000: |
9d9cee08 MC |
786 | if (support_spds & BNXT_LINK_SPEED_MSK_50GB) |
787 | fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_50GB; | |
788 | break; | |
c0c050c5 MC |
789 | default: |
790 | netdev_err(dev, "unsupported speed!\n"); | |
791 | break; | |
792 | } | |
9d9cee08 | 793 | return fw_speed; |
c0c050c5 MC |
794 | } |
795 | ||
939f7f0c | 796 | u16 bnxt_get_fw_auto_link_speeds(u32 advertising) |
c0c050c5 MC |
797 | { |
798 | u16 fw_speed_mask = 0; | |
799 | ||
800 | /* only support autoneg at speed 100, 1000, and 10000 */ | |
801 | if (advertising & (ADVERTISED_100baseT_Full | | |
802 | ADVERTISED_100baseT_Half)) { | |
803 | fw_speed_mask |= BNXT_LINK_SPEED_MSK_100MB; | |
804 | } | |
805 | if (advertising & (ADVERTISED_1000baseT_Full | | |
806 | ADVERTISED_1000baseT_Half)) { | |
807 | fw_speed_mask |= BNXT_LINK_SPEED_MSK_1GB; | |
808 | } | |
809 | if (advertising & ADVERTISED_10000baseT_Full) | |
810 | fw_speed_mask |= BNXT_LINK_SPEED_MSK_10GB; | |
811 | ||
1c49c421 MC |
812 | if (advertising & ADVERTISED_40000baseCR4_Full) |
813 | fw_speed_mask |= BNXT_LINK_SPEED_MSK_40GB; | |
814 | ||
c0c050c5 MC |
815 | return fw_speed_mask; |
816 | } | |
817 | ||
818 | static int bnxt_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
819 | { | |
820 | int rc = 0; | |
821 | struct bnxt *bp = netdev_priv(dev); | |
822 | struct bnxt_link_info *link_info = &bp->link_info; | |
823 | u32 speed, fw_advertising = 0; | |
824 | bool set_pause = false; | |
825 | ||
567b2abe | 826 | if (!BNXT_SINGLE_PF(bp)) |
c0c050c5 MC |
827 | return rc; |
828 | ||
829 | if (cmd->autoneg == AUTONEG_ENABLE) { | |
f1a082a6 MC |
830 | u32 supported_spds = bnxt_fw_to_ethtool_support_spds(link_info); |
831 | ||
832 | if (cmd->advertising & ~(supported_spds | ADVERTISED_Autoneg | | |
833 | ADVERTISED_TP | ADVERTISED_FIBRE)) { | |
c0c050c5 MC |
834 | netdev_err(dev, "Unsupported advertising mask (adv: 0x%x)\n", |
835 | cmd->advertising); | |
836 | rc = -EINVAL; | |
837 | goto set_setting_exit; | |
838 | } | |
839 | fw_advertising = bnxt_get_fw_auto_link_speeds(cmd->advertising); | |
840 | if (fw_advertising & ~link_info->support_speeds) { | |
841 | netdev_err(dev, "Advertising parameters are not supported! (adv: 0x%x)\n", | |
842 | cmd->advertising); | |
843 | rc = -EINVAL; | |
844 | goto set_setting_exit; | |
845 | } | |
846 | link_info->autoneg |= BNXT_AUTONEG_SPEED; | |
847 | if (!fw_advertising) | |
848 | link_info->advertising = link_info->support_speeds; | |
849 | else | |
850 | link_info->advertising = fw_advertising; | |
851 | /* any change to autoneg will cause link change, therefore the | |
852 | * driver should put back the original pause setting in autoneg | |
853 | */ | |
854 | set_pause = true; | |
855 | } else { | |
9d9cee08 | 856 | u16 fw_speed; |
03efbec0 | 857 | u8 phy_type = link_info->phy_type; |
9d9cee08 | 858 | |
03efbec0 MC |
859 | if (phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASET || |
860 | phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASETE || | |
861 | link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) { | |
862 | netdev_err(dev, "10GBase-T devices must autoneg\n"); | |
863 | rc = -EINVAL; | |
864 | goto set_setting_exit; | |
865 | } | |
c0c050c5 MC |
866 | /* TODO: currently don't support half duplex */ |
867 | if (cmd->duplex == DUPLEX_HALF) { | |
868 | netdev_err(dev, "HALF DUPLEX is not supported!\n"); | |
869 | rc = -EINVAL; | |
870 | goto set_setting_exit; | |
871 | } | |
872 | /* If received a request for an unknown duplex, assume full*/ | |
873 | if (cmd->duplex == DUPLEX_UNKNOWN) | |
874 | cmd->duplex = DUPLEX_FULL; | |
875 | speed = ethtool_cmd_speed(cmd); | |
9d9cee08 MC |
876 | fw_speed = bnxt_get_fw_speed(dev, speed); |
877 | if (!fw_speed) { | |
878 | rc = -EINVAL; | |
879 | goto set_setting_exit; | |
880 | } | |
881 | link_info->req_link_speed = fw_speed; | |
c0c050c5 | 882 | link_info->req_duplex = BNXT_LINK_DUPLEX_FULL; |
b763499e | 883 | link_info->autoneg = 0; |
c0c050c5 MC |
884 | link_info->advertising = 0; |
885 | } | |
886 | ||
887 | if (netif_running(dev)) | |
939f7f0c | 888 | rc = bnxt_hwrm_set_link_setting(bp, set_pause, false); |
c0c050c5 MC |
889 | |
890 | set_setting_exit: | |
891 | return rc; | |
892 | } | |
893 | ||
894 | static void bnxt_get_pauseparam(struct net_device *dev, | |
895 | struct ethtool_pauseparam *epause) | |
896 | { | |
897 | struct bnxt *bp = netdev_priv(dev); | |
898 | struct bnxt_link_info *link_info = &bp->link_info; | |
899 | ||
900 | if (BNXT_VF(bp)) | |
901 | return; | |
b763499e | 902 | epause->autoneg = !!(link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL); |
3c02d1bb MC |
903 | epause->rx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_RX); |
904 | epause->tx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_TX); | |
c0c050c5 MC |
905 | } |
906 | ||
907 | static int bnxt_set_pauseparam(struct net_device *dev, | |
908 | struct ethtool_pauseparam *epause) | |
909 | { | |
910 | int rc = 0; | |
911 | struct bnxt *bp = netdev_priv(dev); | |
912 | struct bnxt_link_info *link_info = &bp->link_info; | |
913 | ||
567b2abe | 914 | if (!BNXT_SINGLE_PF(bp)) |
c0c050c5 MC |
915 | return rc; |
916 | ||
917 | if (epause->autoneg) { | |
b763499e MC |
918 | if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) |
919 | return -EINVAL; | |
920 | ||
c0c050c5 | 921 | link_info->autoneg |= BNXT_AUTONEG_FLOW_CTRL; |
c9ee9516 MC |
922 | if (bp->hwrm_spec_code >= 0x10201) |
923 | link_info->req_flow_ctrl = | |
924 | PORT_PHY_CFG_REQ_AUTO_PAUSE_AUTONEG_PAUSE; | |
c0c050c5 MC |
925 | } else { |
926 | /* when transition from auto pause to force pause, | |
927 | * force a link change | |
928 | */ | |
929 | if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL) | |
930 | link_info->force_link_chng = true; | |
931 | link_info->autoneg &= ~BNXT_AUTONEG_FLOW_CTRL; | |
c9ee9516 | 932 | link_info->req_flow_ctrl = 0; |
c0c050c5 MC |
933 | } |
934 | if (epause->rx_pause) | |
935 | link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_RX; | |
c0c050c5 MC |
936 | |
937 | if (epause->tx_pause) | |
938 | link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_TX; | |
c0c050c5 MC |
939 | |
940 | if (netif_running(dev)) | |
941 | rc = bnxt_hwrm_set_pause(bp); | |
942 | return rc; | |
943 | } | |
944 | ||
945 | static u32 bnxt_get_link(struct net_device *dev) | |
946 | { | |
947 | struct bnxt *bp = netdev_priv(dev); | |
948 | ||
949 | /* TODO: handle MF, VF, driver close case */ | |
950 | return bp->link_info.link_up; | |
951 | } | |
952 | ||
953 | static int bnxt_flash_nvram(struct net_device *dev, | |
954 | u16 dir_type, | |
955 | u16 dir_ordinal, | |
956 | u16 dir_ext, | |
957 | u16 dir_attr, | |
958 | const u8 *data, | |
959 | size_t data_len) | |
960 | { | |
961 | struct bnxt *bp = netdev_priv(dev); | |
962 | int rc; | |
963 | struct hwrm_nvm_write_input req = {0}; | |
964 | dma_addr_t dma_handle; | |
965 | u8 *kmem; | |
966 | ||
967 | bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_WRITE, -1, -1); | |
968 | ||
969 | req.dir_type = cpu_to_le16(dir_type); | |
970 | req.dir_ordinal = cpu_to_le16(dir_ordinal); | |
971 | req.dir_ext = cpu_to_le16(dir_ext); | |
972 | req.dir_attr = cpu_to_le16(dir_attr); | |
973 | req.dir_data_length = cpu_to_le32(data_len); | |
974 | ||
975 | kmem = dma_alloc_coherent(&bp->pdev->dev, data_len, &dma_handle, | |
976 | GFP_KERNEL); | |
977 | if (!kmem) { | |
978 | netdev_err(dev, "dma_alloc_coherent failure, length = %u\n", | |
979 | (unsigned)data_len); | |
980 | return -ENOMEM; | |
981 | } | |
982 | memcpy(kmem, data, data_len); | |
983 | req.host_src_addr = cpu_to_le64(dma_handle); | |
984 | ||
985 | rc = hwrm_send_message(bp, &req, sizeof(req), FLASH_NVRAM_TIMEOUT); | |
986 | dma_free_coherent(&bp->pdev->dev, data_len, kmem, dma_handle); | |
987 | ||
988 | return rc; | |
989 | } | |
990 | ||
d2d6318c RS |
991 | static int bnxt_firmware_reset(struct net_device *dev, |
992 | u16 dir_type) | |
993 | { | |
994 | struct bnxt *bp = netdev_priv(dev); | |
995 | struct hwrm_fw_reset_input req = {0}; | |
996 | ||
997 | bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FW_RESET, -1, -1); | |
998 | ||
999 | /* TODO: Support ASAP ChiMP self-reset (e.g. upon PF driver unload) */ | |
1000 | /* TODO: Address self-reset of APE/KONG/BONO/TANG or ungraceful reset */ | |
1001 | /* (e.g. when firmware isn't already running) */ | |
1002 | switch (dir_type) { | |
1003 | case BNX_DIR_TYPE_CHIMP_PATCH: | |
1004 | case BNX_DIR_TYPE_BOOTCODE: | |
1005 | case BNX_DIR_TYPE_BOOTCODE_2: | |
1006 | req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_BOOT; | |
1007 | /* Self-reset ChiMP upon next PCIe reset: */ | |
1008 | req.selfrst_status = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST; | |
1009 | break; | |
1010 | case BNX_DIR_TYPE_APE_FW: | |
1011 | case BNX_DIR_TYPE_APE_PATCH: | |
1012 | req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_MGMT; | |
1013 | break; | |
1014 | case BNX_DIR_TYPE_KONG_FW: | |
1015 | case BNX_DIR_TYPE_KONG_PATCH: | |
1016 | req.embedded_proc_type = | |
1017 | FW_RESET_REQ_EMBEDDED_PROC_TYPE_NETCTRL; | |
1018 | break; | |
1019 | case BNX_DIR_TYPE_BONO_FW: | |
1020 | case BNX_DIR_TYPE_BONO_PATCH: | |
1021 | req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_ROCE; | |
1022 | break; | |
1023 | default: | |
1024 | return -EINVAL; | |
1025 | } | |
1026 | ||
1027 | return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); | |
1028 | } | |
1029 | ||
c0c050c5 MC |
1030 | static int bnxt_flash_firmware(struct net_device *dev, |
1031 | u16 dir_type, | |
1032 | const u8 *fw_data, | |
1033 | size_t fw_size) | |
1034 | { | |
1035 | int rc = 0; | |
1036 | u16 code_type; | |
1037 | u32 stored_crc; | |
1038 | u32 calculated_crc; | |
1039 | struct bnxt_fw_header *header = (struct bnxt_fw_header *)fw_data; | |
1040 | ||
1041 | switch (dir_type) { | |
1042 | case BNX_DIR_TYPE_BOOTCODE: | |
1043 | case BNX_DIR_TYPE_BOOTCODE_2: | |
1044 | code_type = CODE_BOOT; | |
1045 | break; | |
2731d70f RS |
1046 | case BNX_DIR_TYPE_APE_FW: |
1047 | code_type = CODE_MCTP_PASSTHRU; | |
1048 | break; | |
c0c050c5 MC |
1049 | default: |
1050 | netdev_err(dev, "Unsupported directory entry type: %u\n", | |
1051 | dir_type); | |
1052 | return -EINVAL; | |
1053 | } | |
1054 | if (fw_size < sizeof(struct bnxt_fw_header)) { | |
1055 | netdev_err(dev, "Invalid firmware file size: %u\n", | |
1056 | (unsigned int)fw_size); | |
1057 | return -EINVAL; | |
1058 | } | |
1059 | if (header->signature != cpu_to_le32(BNXT_FIRMWARE_BIN_SIGNATURE)) { | |
1060 | netdev_err(dev, "Invalid firmware signature: %08X\n", | |
1061 | le32_to_cpu(header->signature)); | |
1062 | return -EINVAL; | |
1063 | } | |
1064 | if (header->code_type != code_type) { | |
1065 | netdev_err(dev, "Expected firmware type: %d, read: %d\n", | |
1066 | code_type, header->code_type); | |
1067 | return -EINVAL; | |
1068 | } | |
1069 | if (header->device != DEVICE_CUMULUS_FAMILY) { | |
1070 | netdev_err(dev, "Expected firmware device family %d, read: %d\n", | |
1071 | DEVICE_CUMULUS_FAMILY, header->device); | |
1072 | return -EINVAL; | |
1073 | } | |
1074 | /* Confirm the CRC32 checksum of the file: */ | |
1075 | stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size - | |
1076 | sizeof(stored_crc))); | |
1077 | calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc)); | |
1078 | if (calculated_crc != stored_crc) { | |
1079 | netdev_err(dev, "Firmware file CRC32 checksum (%08lX) does not match calculated checksum (%08lX)\n", | |
1080 | (unsigned long)stored_crc, | |
1081 | (unsigned long)calculated_crc); | |
1082 | return -EINVAL; | |
1083 | } | |
1084 | /* TODO: Validate digital signature (RSA-encrypted SHA-256 hash) here */ | |
1085 | rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST, | |
1086 | 0, 0, fw_data, fw_size); | |
d2d6318c RS |
1087 | if (rc == 0) /* Firmware update successful */ |
1088 | rc = bnxt_firmware_reset(dev, dir_type); | |
1089 | ||
c0c050c5 MC |
1090 | return rc; |
1091 | } | |
1092 | ||
1093 | static bool bnxt_dir_type_is_ape_bin_format(u16 dir_type) | |
1094 | { | |
1095 | switch (dir_type) { | |
1096 | case BNX_DIR_TYPE_CHIMP_PATCH: | |
1097 | case BNX_DIR_TYPE_BOOTCODE: | |
1098 | case BNX_DIR_TYPE_BOOTCODE_2: | |
1099 | case BNX_DIR_TYPE_APE_FW: | |
1100 | case BNX_DIR_TYPE_APE_PATCH: | |
1101 | case BNX_DIR_TYPE_KONG_FW: | |
1102 | case BNX_DIR_TYPE_KONG_PATCH: | |
1103 | return true; | |
1104 | } | |
1105 | ||
1106 | return false; | |
1107 | } | |
1108 | ||
1109 | static bool bnxt_dir_type_is_unprotected_exec_format(u16 dir_type) | |
1110 | { | |
1111 | switch (dir_type) { | |
1112 | case BNX_DIR_TYPE_AVS: | |
1113 | case BNX_DIR_TYPE_EXP_ROM_MBA: | |
1114 | case BNX_DIR_TYPE_PCIE: | |
1115 | case BNX_DIR_TYPE_TSCF_UCODE: | |
1116 | case BNX_DIR_TYPE_EXT_PHY: | |
1117 | case BNX_DIR_TYPE_CCM: | |
1118 | case BNX_DIR_TYPE_ISCSI_BOOT: | |
1119 | case BNX_DIR_TYPE_ISCSI_BOOT_IPV6: | |
1120 | case BNX_DIR_TYPE_ISCSI_BOOT_IPV4N6: | |
1121 | return true; | |
1122 | } | |
1123 | ||
1124 | return false; | |
1125 | } | |
1126 | ||
1127 | static bool bnxt_dir_type_is_executable(u16 dir_type) | |
1128 | { | |
1129 | return bnxt_dir_type_is_ape_bin_format(dir_type) || | |
1130 | bnxt_dir_type_is_unprotected_exec_format(dir_type); | |
1131 | } | |
1132 | ||
1133 | static int bnxt_flash_firmware_from_file(struct net_device *dev, | |
1134 | u16 dir_type, | |
1135 | const char *filename) | |
1136 | { | |
1137 | const struct firmware *fw; | |
1138 | int rc; | |
1139 | ||
1140 | if (bnxt_dir_type_is_executable(dir_type) == false) | |
1141 | return -EINVAL; | |
1142 | ||
1143 | rc = request_firmware(&fw, filename, &dev->dev); | |
1144 | if (rc != 0) { | |
1145 | netdev_err(dev, "Error %d requesting firmware file: %s\n", | |
1146 | rc, filename); | |
1147 | return rc; | |
1148 | } | |
1149 | if (bnxt_dir_type_is_ape_bin_format(dir_type) == true) | |
1150 | rc = bnxt_flash_firmware(dev, dir_type, fw->data, fw->size); | |
1151 | else | |
1152 | rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST, | |
1153 | 0, 0, fw->data, fw->size); | |
1154 | release_firmware(fw); | |
1155 | return rc; | |
1156 | } | |
1157 | ||
1158 | static int bnxt_flash_package_from_file(struct net_device *dev, | |
1159 | char *filename) | |
1160 | { | |
1161 | netdev_err(dev, "packages are not yet supported\n"); | |
1162 | return -EINVAL; | |
1163 | } | |
1164 | ||
1165 | static int bnxt_flash_device(struct net_device *dev, | |
1166 | struct ethtool_flash *flash) | |
1167 | { | |
1168 | if (!BNXT_PF((struct bnxt *)netdev_priv(dev))) { | |
1169 | netdev_err(dev, "flashdev not supported from a virtual function\n"); | |
1170 | return -EINVAL; | |
1171 | } | |
1172 | ||
1173 | if (flash->region == ETHTOOL_FLASH_ALL_REGIONS) | |
1174 | return bnxt_flash_package_from_file(dev, flash->data); | |
1175 | ||
1176 | return bnxt_flash_firmware_from_file(dev, flash->region, flash->data); | |
1177 | } | |
1178 | ||
1179 | static int nvm_get_dir_info(struct net_device *dev, u32 *entries, u32 *length) | |
1180 | { | |
1181 | struct bnxt *bp = netdev_priv(dev); | |
1182 | int rc; | |
1183 | struct hwrm_nvm_get_dir_info_input req = {0}; | |
1184 | struct hwrm_nvm_get_dir_info_output *output = bp->hwrm_cmd_resp_addr; | |
1185 | ||
1186 | bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_INFO, -1, -1); | |
1187 | ||
1188 | mutex_lock(&bp->hwrm_cmd_lock); | |
1189 | rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); | |
1190 | if (!rc) { | |
1191 | *entries = le32_to_cpu(output->entries); | |
1192 | *length = le32_to_cpu(output->entry_length); | |
1193 | } | |
1194 | mutex_unlock(&bp->hwrm_cmd_lock); | |
1195 | return rc; | |
1196 | } | |
1197 | ||
1198 | static int bnxt_get_eeprom_len(struct net_device *dev) | |
1199 | { | |
1200 | /* The -1 return value allows the entire 32-bit range of offsets to be | |
1201 | * passed via the ethtool command-line utility. | |
1202 | */ | |
1203 | return -1; | |
1204 | } | |
1205 | ||
1206 | static int bnxt_get_nvram_directory(struct net_device *dev, u32 len, u8 *data) | |
1207 | { | |
1208 | struct bnxt *bp = netdev_priv(dev); | |
1209 | int rc; | |
1210 | u32 dir_entries; | |
1211 | u32 entry_length; | |
1212 | u8 *buf; | |
1213 | size_t buflen; | |
1214 | dma_addr_t dma_handle; | |
1215 | struct hwrm_nvm_get_dir_entries_input req = {0}; | |
1216 | ||
1217 | rc = nvm_get_dir_info(dev, &dir_entries, &entry_length); | |
1218 | if (rc != 0) | |
1219 | return rc; | |
1220 | ||
1221 | /* Insert 2 bytes of directory info (count and size of entries) */ | |
1222 | if (len < 2) | |
1223 | return -EINVAL; | |
1224 | ||
1225 | *data++ = dir_entries; | |
1226 | *data++ = entry_length; | |
1227 | len -= 2; | |
1228 | memset(data, 0xff, len); | |
1229 | ||
1230 | buflen = dir_entries * entry_length; | |
1231 | buf = dma_alloc_coherent(&bp->pdev->dev, buflen, &dma_handle, | |
1232 | GFP_KERNEL); | |
1233 | if (!buf) { | |
1234 | netdev_err(dev, "dma_alloc_coherent failure, length = %u\n", | |
1235 | (unsigned)buflen); | |
1236 | return -ENOMEM; | |
1237 | } | |
1238 | bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_ENTRIES, -1, -1); | |
1239 | req.host_dest_addr = cpu_to_le64(dma_handle); | |
1240 | rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); | |
1241 | if (rc == 0) | |
1242 | memcpy(data, buf, len > buflen ? buflen : len); | |
1243 | dma_free_coherent(&bp->pdev->dev, buflen, buf, dma_handle); | |
1244 | return rc; | |
1245 | } | |
1246 | ||
1247 | static int bnxt_get_nvram_item(struct net_device *dev, u32 index, u32 offset, | |
1248 | u32 length, u8 *data) | |
1249 | { | |
1250 | struct bnxt *bp = netdev_priv(dev); | |
1251 | int rc; | |
1252 | u8 *buf; | |
1253 | dma_addr_t dma_handle; | |
1254 | struct hwrm_nvm_read_input req = {0}; | |
1255 | ||
1256 | buf = dma_alloc_coherent(&bp->pdev->dev, length, &dma_handle, | |
1257 | GFP_KERNEL); | |
1258 | if (!buf) { | |
1259 | netdev_err(dev, "dma_alloc_coherent failure, length = %u\n", | |
1260 | (unsigned)length); | |
1261 | return -ENOMEM; | |
1262 | } | |
1263 | bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_READ, -1, -1); | |
1264 | req.host_dest_addr = cpu_to_le64(dma_handle); | |
1265 | req.dir_idx = cpu_to_le16(index); | |
1266 | req.offset = cpu_to_le32(offset); | |
1267 | req.len = cpu_to_le32(length); | |
1268 | ||
1269 | rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); | |
1270 | if (rc == 0) | |
1271 | memcpy(data, buf, length); | |
1272 | dma_free_coherent(&bp->pdev->dev, length, buf, dma_handle); | |
1273 | return rc; | |
1274 | } | |
1275 | ||
3ebf6f0a RS |
1276 | static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal, |
1277 | u16 ext, u16 *index, u32 *item_length, | |
1278 | u32 *data_length) | |
1279 | { | |
1280 | struct bnxt *bp = netdev_priv(dev); | |
1281 | int rc; | |
1282 | struct hwrm_nvm_find_dir_entry_input req = {0}; | |
1283 | struct hwrm_nvm_find_dir_entry_output *output = bp->hwrm_cmd_resp_addr; | |
1284 | ||
1285 | bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_FIND_DIR_ENTRY, -1, -1); | |
1286 | req.enables = 0; | |
1287 | req.dir_idx = 0; | |
1288 | req.dir_type = cpu_to_le16(type); | |
1289 | req.dir_ordinal = cpu_to_le16(ordinal); | |
1290 | req.dir_ext = cpu_to_le16(ext); | |
1291 | req.opt_ordinal = NVM_FIND_DIR_ENTRY_REQ_OPT_ORDINAL_EQ; | |
90e20921 | 1292 | rc = hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); |
3ebf6f0a RS |
1293 | if (rc == 0) { |
1294 | if (index) | |
1295 | *index = le16_to_cpu(output->dir_idx); | |
1296 | if (item_length) | |
1297 | *item_length = le32_to_cpu(output->dir_item_length); | |
1298 | if (data_length) | |
1299 | *data_length = le32_to_cpu(output->dir_data_length); | |
1300 | } | |
1301 | return rc; | |
1302 | } | |
1303 | ||
1304 | static char *bnxt_parse_pkglog(int desired_field, u8 *data, size_t datalen) | |
1305 | { | |
1306 | char *retval = NULL; | |
1307 | char *p; | |
1308 | char *value; | |
1309 | int field = 0; | |
1310 | ||
1311 | if (datalen < 1) | |
1312 | return NULL; | |
1313 | /* null-terminate the log data (removing last '\n'): */ | |
1314 | data[datalen - 1] = 0; | |
1315 | for (p = data; *p != 0; p++) { | |
1316 | field = 0; | |
1317 | retval = NULL; | |
1318 | while (*p != 0 && *p != '\n') { | |
1319 | value = p; | |
1320 | while (*p != 0 && *p != '\t' && *p != '\n') | |
1321 | p++; | |
1322 | if (field == desired_field) | |
1323 | retval = value; | |
1324 | if (*p != '\t') | |
1325 | break; | |
1326 | *p = 0; | |
1327 | field++; | |
1328 | p++; | |
1329 | } | |
1330 | if (*p == 0) | |
1331 | break; | |
1332 | *p = 0; | |
1333 | } | |
1334 | return retval; | |
1335 | } | |
1336 | ||
1337 | static char *bnxt_get_pkgver(struct net_device *dev, char *buf, size_t buflen) | |
1338 | { | |
1339 | u16 index = 0; | |
1340 | u32 datalen; | |
1341 | ||
1342 | if (bnxt_find_nvram_item(dev, BNX_DIR_TYPE_PKG_LOG, | |
1343 | BNX_DIR_ORDINAL_FIRST, BNX_DIR_EXT_NONE, | |
1344 | &index, NULL, &datalen) != 0) | |
1345 | return NULL; | |
1346 | ||
1347 | memset(buf, 0, buflen); | |
1348 | if (bnxt_get_nvram_item(dev, index, 0, datalen, buf) != 0) | |
1349 | return NULL; | |
1350 | ||
1351 | return bnxt_parse_pkglog(BNX_PKG_LOG_FIELD_IDX_PKG_VERSION, buf, | |
1352 | datalen); | |
1353 | } | |
1354 | ||
c0c050c5 MC |
1355 | static int bnxt_get_eeprom(struct net_device *dev, |
1356 | struct ethtool_eeprom *eeprom, | |
1357 | u8 *data) | |
1358 | { | |
1359 | u32 index; | |
1360 | u32 offset; | |
1361 | ||
1362 | if (eeprom->offset == 0) /* special offset value to get directory */ | |
1363 | return bnxt_get_nvram_directory(dev, eeprom->len, data); | |
1364 | ||
1365 | index = eeprom->offset >> 24; | |
1366 | offset = eeprom->offset & 0xffffff; | |
1367 | ||
1368 | if (index == 0) { | |
1369 | netdev_err(dev, "unsupported index value: %d\n", index); | |
1370 | return -EINVAL; | |
1371 | } | |
1372 | ||
1373 | return bnxt_get_nvram_item(dev, index - 1, offset, eeprom->len, data); | |
1374 | } | |
1375 | ||
1376 | static int bnxt_erase_nvram_directory(struct net_device *dev, u8 index) | |
1377 | { | |
1378 | struct bnxt *bp = netdev_priv(dev); | |
1379 | struct hwrm_nvm_erase_dir_entry_input req = {0}; | |
1380 | ||
1381 | bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_ERASE_DIR_ENTRY, -1, -1); | |
1382 | req.dir_idx = cpu_to_le16(index); | |
1383 | return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); | |
1384 | } | |
1385 | ||
1386 | static int bnxt_set_eeprom(struct net_device *dev, | |
1387 | struct ethtool_eeprom *eeprom, | |
1388 | u8 *data) | |
1389 | { | |
1390 | struct bnxt *bp = netdev_priv(dev); | |
1391 | u8 index, dir_op; | |
1392 | u16 type, ext, ordinal, attr; | |
1393 | ||
1394 | if (!BNXT_PF(bp)) { | |
1395 | netdev_err(dev, "NVM write not supported from a virtual function\n"); | |
1396 | return -EINVAL; | |
1397 | } | |
1398 | ||
1399 | type = eeprom->magic >> 16; | |
1400 | ||
1401 | if (type == 0xffff) { /* special value for directory operations */ | |
1402 | index = eeprom->magic & 0xff; | |
1403 | dir_op = eeprom->magic >> 8; | |
1404 | if (index == 0) | |
1405 | return -EINVAL; | |
1406 | switch (dir_op) { | |
1407 | case 0x0e: /* erase */ | |
1408 | if (eeprom->offset != ~eeprom->magic) | |
1409 | return -EINVAL; | |
1410 | return bnxt_erase_nvram_directory(dev, index - 1); | |
1411 | default: | |
1412 | return -EINVAL; | |
1413 | } | |
1414 | } | |
1415 | ||
1416 | /* Create or re-write an NVM item: */ | |
1417 | if (bnxt_dir_type_is_executable(type) == true) | |
1418 | return -EINVAL; | |
1419 | ext = eeprom->magic & 0xffff; | |
1420 | ordinal = eeprom->offset >> 16; | |
1421 | attr = eeprom->offset & 0xffff; | |
1422 | ||
1423 | return bnxt_flash_nvram(dev, type, ordinal, ext, attr, data, | |
1424 | eeprom->len); | |
1425 | } | |
1426 | ||
72b34f04 MC |
1427 | static int bnxt_set_eee(struct net_device *dev, struct ethtool_eee *edata) |
1428 | { | |
1429 | struct bnxt *bp = netdev_priv(dev); | |
1430 | struct ethtool_eee *eee = &bp->eee; | |
1431 | struct bnxt_link_info *link_info = &bp->link_info; | |
1432 | u32 advertising = | |
1433 | _bnxt_fw_to_ethtool_adv_spds(link_info->advertising, 0); | |
1434 | int rc = 0; | |
1435 | ||
567b2abe | 1436 | if (!BNXT_SINGLE_PF(bp)) |
72b34f04 MC |
1437 | return 0; |
1438 | ||
1439 | if (!(bp->flags & BNXT_FLAG_EEE_CAP)) | |
1440 | return -EOPNOTSUPP; | |
1441 | ||
1442 | if (!edata->eee_enabled) | |
1443 | goto eee_ok; | |
1444 | ||
1445 | if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) { | |
1446 | netdev_warn(dev, "EEE requires autoneg\n"); | |
1447 | return -EINVAL; | |
1448 | } | |
1449 | if (edata->tx_lpi_enabled) { | |
1450 | if (bp->lpi_tmr_hi && (edata->tx_lpi_timer > bp->lpi_tmr_hi || | |
1451 | edata->tx_lpi_timer < bp->lpi_tmr_lo)) { | |
1452 | netdev_warn(dev, "Valid LPI timer range is %d and %d microsecs\n", | |
1453 | bp->lpi_tmr_lo, bp->lpi_tmr_hi); | |
1454 | return -EINVAL; | |
1455 | } else if (!bp->lpi_tmr_hi) { | |
1456 | edata->tx_lpi_timer = eee->tx_lpi_timer; | |
1457 | } | |
1458 | } | |
1459 | if (!edata->advertised) { | |
1460 | edata->advertised = advertising & eee->supported; | |
1461 | } else if (edata->advertised & ~advertising) { | |
1462 | netdev_warn(dev, "EEE advertised %x must be a subset of autoneg advertised speeds %x\n", | |
1463 | edata->advertised, advertising); | |
1464 | return -EINVAL; | |
1465 | } | |
1466 | ||
1467 | eee->advertised = edata->advertised; | |
1468 | eee->tx_lpi_enabled = edata->tx_lpi_enabled; | |
1469 | eee->tx_lpi_timer = edata->tx_lpi_timer; | |
1470 | eee_ok: | |
1471 | eee->eee_enabled = edata->eee_enabled; | |
1472 | ||
1473 | if (netif_running(dev)) | |
1474 | rc = bnxt_hwrm_set_link_setting(bp, false, true); | |
1475 | ||
1476 | return rc; | |
1477 | } | |
1478 | ||
1479 | static int bnxt_get_eee(struct net_device *dev, struct ethtool_eee *edata) | |
1480 | { | |
1481 | struct bnxt *bp = netdev_priv(dev); | |
1482 | ||
1483 | if (!(bp->flags & BNXT_FLAG_EEE_CAP)) | |
1484 | return -EOPNOTSUPP; | |
1485 | ||
1486 | *edata = bp->eee; | |
1487 | if (!bp->eee.eee_enabled) { | |
1488 | /* Preserve tx_lpi_timer so that the last value will be used | |
1489 | * by default when it is re-enabled. | |
1490 | */ | |
1491 | edata->advertised = 0; | |
1492 | edata->tx_lpi_enabled = 0; | |
1493 | } | |
1494 | ||
1495 | if (!bp->eee.eee_active) | |
1496 | edata->lp_advertised = 0; | |
1497 | ||
1498 | return 0; | |
1499 | } | |
1500 | ||
42ee18fe AK |
1501 | static int bnxt_read_sfp_module_eeprom_info(struct bnxt *bp, u16 i2c_addr, |
1502 | u16 page_number, u16 start_addr, | |
1503 | u16 data_length, u8 *buf) | |
1504 | { | |
1505 | struct hwrm_port_phy_i2c_read_input req = {0}; | |
1506 | struct hwrm_port_phy_i2c_read_output *output = bp->hwrm_cmd_resp_addr; | |
1507 | int rc, byte_offset = 0; | |
1508 | ||
1509 | bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_I2C_READ, -1, -1); | |
1510 | req.i2c_slave_addr = i2c_addr; | |
1511 | req.page_number = cpu_to_le16(page_number); | |
1512 | req.port_id = cpu_to_le16(bp->pf.port_id); | |
1513 | do { | |
1514 | u16 xfer_size; | |
1515 | ||
1516 | xfer_size = min_t(u16, data_length, BNXT_MAX_PHY_I2C_RESP_SIZE); | |
1517 | data_length -= xfer_size; | |
1518 | req.page_offset = cpu_to_le16(start_addr + byte_offset); | |
1519 | req.data_length = xfer_size; | |
1520 | req.enables = cpu_to_le32(start_addr + byte_offset ? | |
1521 | PORT_PHY_I2C_READ_REQ_ENABLES_PAGE_OFFSET : 0); | |
1522 | mutex_lock(&bp->hwrm_cmd_lock); | |
1523 | rc = _hwrm_send_message(bp, &req, sizeof(req), | |
1524 | HWRM_CMD_TIMEOUT); | |
1525 | if (!rc) | |
1526 | memcpy(buf + byte_offset, output->data, xfer_size); | |
1527 | mutex_unlock(&bp->hwrm_cmd_lock); | |
1528 | byte_offset += xfer_size; | |
1529 | } while (!rc && data_length > 0); | |
1530 | ||
1531 | return rc; | |
1532 | } | |
1533 | ||
1534 | static int bnxt_get_module_info(struct net_device *dev, | |
1535 | struct ethtool_modinfo *modinfo) | |
1536 | { | |
1537 | struct bnxt *bp = netdev_priv(dev); | |
1538 | struct hwrm_port_phy_i2c_read_input req = {0}; | |
1539 | struct hwrm_port_phy_i2c_read_output *output = bp->hwrm_cmd_resp_addr; | |
1540 | int rc; | |
1541 | ||
1542 | /* No point in going further if phy status indicates | |
1543 | * module is not inserted or if it is powered down or | |
1544 | * if it is of type 10GBase-T | |
1545 | */ | |
1546 | if (bp->link_info.module_status > | |
1547 | PORT_PHY_QCFG_RESP_MODULE_STATUS_WARNINGMSG) | |
1548 | return -EOPNOTSUPP; | |
1549 | ||
1550 | /* This feature is not supported in older firmware versions */ | |
1551 | if (bp->hwrm_spec_code < 0x10202) | |
1552 | return -EOPNOTSUPP; | |
1553 | ||
1554 | bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_I2C_READ, -1, -1); | |
1555 | req.i2c_slave_addr = I2C_DEV_ADDR_A0; | |
1556 | req.page_number = 0; | |
1557 | req.page_offset = cpu_to_le16(SFP_EEPROM_SFF_8472_COMP_ADDR); | |
1558 | req.data_length = SFP_EEPROM_SFF_8472_COMP_SIZE; | |
1559 | req.port_id = cpu_to_le16(bp->pf.port_id); | |
1560 | mutex_lock(&bp->hwrm_cmd_lock); | |
1561 | rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); | |
1562 | if (!rc) { | |
1563 | u32 module_id = le32_to_cpu(output->data[0]); | |
1564 | ||
1565 | switch (module_id) { | |
1566 | case SFF_MODULE_ID_SFP: | |
1567 | modinfo->type = ETH_MODULE_SFF_8472; | |
1568 | modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; | |
1569 | break; | |
1570 | case SFF_MODULE_ID_QSFP: | |
1571 | case SFF_MODULE_ID_QSFP_PLUS: | |
1572 | modinfo->type = ETH_MODULE_SFF_8436; | |
1573 | modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN; | |
1574 | break; | |
1575 | case SFF_MODULE_ID_QSFP28: | |
1576 | modinfo->type = ETH_MODULE_SFF_8636; | |
1577 | modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN; | |
1578 | break; | |
1579 | default: | |
1580 | rc = -EOPNOTSUPP; | |
1581 | break; | |
1582 | } | |
1583 | } | |
1584 | mutex_unlock(&bp->hwrm_cmd_lock); | |
1585 | return rc; | |
1586 | } | |
1587 | ||
1588 | static int bnxt_get_module_eeprom(struct net_device *dev, | |
1589 | struct ethtool_eeprom *eeprom, | |
1590 | u8 *data) | |
1591 | { | |
1592 | struct bnxt *bp = netdev_priv(dev); | |
1593 | u16 start = eeprom->offset, length = eeprom->len; | |
1594 | int rc; | |
1595 | ||
1596 | memset(data, 0, eeprom->len); | |
1597 | ||
1598 | /* Read A0 portion of the EEPROM */ | |
1599 | if (start < ETH_MODULE_SFF_8436_LEN) { | |
1600 | if (start + eeprom->len > ETH_MODULE_SFF_8436_LEN) | |
1601 | length = ETH_MODULE_SFF_8436_LEN - start; | |
1602 | rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A0, 0, | |
1603 | start, length, data); | |
1604 | if (rc) | |
1605 | return rc; | |
1606 | start += length; | |
1607 | data += length; | |
1608 | length = eeprom->len - length; | |
1609 | } | |
1610 | ||
1611 | /* Read A2 portion of the EEPROM */ | |
1612 | if (length) { | |
1613 | start -= ETH_MODULE_SFF_8436_LEN; | |
1614 | bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A2, 1, start, | |
1615 | length, data); | |
1616 | } | |
1617 | return rc; | |
1618 | } | |
1619 | ||
c0c050c5 MC |
1620 | const struct ethtool_ops bnxt_ethtool_ops = { |
1621 | .get_settings = bnxt_get_settings, | |
1622 | .set_settings = bnxt_set_settings, | |
1623 | .get_pauseparam = bnxt_get_pauseparam, | |
1624 | .set_pauseparam = bnxt_set_pauseparam, | |
1625 | .get_drvinfo = bnxt_get_drvinfo, | |
1626 | .get_coalesce = bnxt_get_coalesce, | |
1627 | .set_coalesce = bnxt_set_coalesce, | |
1628 | .get_msglevel = bnxt_get_msglevel, | |
1629 | .set_msglevel = bnxt_set_msglevel, | |
1630 | .get_sset_count = bnxt_get_sset_count, | |
1631 | .get_strings = bnxt_get_strings, | |
1632 | .get_ethtool_stats = bnxt_get_ethtool_stats, | |
1633 | .set_ringparam = bnxt_set_ringparam, | |
1634 | .get_ringparam = bnxt_get_ringparam, | |
1635 | .get_channels = bnxt_get_channels, | |
1636 | .set_channels = bnxt_set_channels, | |
1637 | #ifdef CONFIG_RFS_ACCEL | |
1638 | .get_rxnfc = bnxt_get_rxnfc, | |
1639 | #endif | |
1640 | .get_rxfh_indir_size = bnxt_get_rxfh_indir_size, | |
1641 | .get_rxfh_key_size = bnxt_get_rxfh_key_size, | |
1642 | .get_rxfh = bnxt_get_rxfh, | |
1643 | .flash_device = bnxt_flash_device, | |
1644 | .get_eeprom_len = bnxt_get_eeprom_len, | |
1645 | .get_eeprom = bnxt_get_eeprom, | |
1646 | .set_eeprom = bnxt_set_eeprom, | |
1647 | .get_link = bnxt_get_link, | |
72b34f04 MC |
1648 | .get_eee = bnxt_get_eee, |
1649 | .set_eee = bnxt_set_eee, | |
42ee18fe AK |
1650 | .get_module_info = bnxt_get_module_info, |
1651 | .get_module_eeprom = bnxt_get_module_eeprom, | |
c0c050c5 | 1652 | }; |