1 | // SPDX-License-Identifier: GPL-2.0-only |
2 | /* Atlantic Network Driver |
3 | * |
4 | * Copyright (C) 2014-2019 aQuantia Corporation |
5 | * Copyright (C) 2019-2020 Marvell International Ltd. |
6 | */ |
7 | |
8 | /* File aq_ethtool.c: Definition of ethertool related functions. */ |
9 | |
10 | #include "aq_ethtool.h" |
11 | #include "aq_nic.h" |
12 | #include "aq_vec.h" |
13 | #include "aq_ptp.h" |
14 | #include "aq_filters.h" |
15 | #include "aq_macsec.h" |
16 | #include "aq_main.h" |
17 | |
18 | #include <linux/linkmode.h> |
19 | #include <linux/ptp_clock_kernel.h> |
20 | |
21 | static void aq_ethtool_get_regs(struct net_device *ndev, |
22 | struct ethtool_regs *regs, void *p) |
23 | { |
24 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
25 | u32 regs_count; |
26 | |
27 | regs_count = aq_nic_get_regs_count(self: aq_nic); |
28 | |
29 | memset(p, 0, regs_count * sizeof(u32)); |
30 | aq_nic_get_regs(self: aq_nic, regs, p); |
31 | } |
32 | |
33 | static int aq_ethtool_get_regs_len(struct net_device *ndev) |
34 | { |
35 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
36 | u32 regs_count; |
37 | |
38 | regs_count = aq_nic_get_regs_count(self: aq_nic); |
39 | |
40 | return regs_count * sizeof(u32); |
41 | } |
42 | |
43 | static u32 aq_ethtool_get_link(struct net_device *ndev) |
44 | { |
45 | return ethtool_op_get_link(dev: ndev); |
46 | } |
47 | |
48 | static int aq_ethtool_get_link_ksettings(struct net_device *ndev, |
49 | struct ethtool_link_ksettings *cmd) |
50 | { |
51 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
52 | |
53 | aq_nic_get_link_ksettings(self: aq_nic, cmd); |
54 | cmd->base.speed = netif_carrier_ok(dev: ndev) ? |
55 | aq_nic_get_link_speed(self: aq_nic) : 0U; |
56 | |
57 | return 0; |
58 | } |
59 | |
60 | static int |
61 | aq_ethtool_set_link_ksettings(struct net_device *ndev, |
62 | const struct ethtool_link_ksettings *cmd) |
63 | { |
64 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
65 | |
66 | return aq_nic_set_link_ksettings(self: aq_nic, cmd); |
67 | } |
68 | |
69 | static const char aq_ethtool_stat_names[][ETH_GSTRING_LEN] = { |
70 | "InPackets" , |
71 | "InUCast" , |
72 | "InMCast" , |
73 | "InBCast" , |
74 | "InErrors" , |
75 | "OutPackets" , |
76 | "OutUCast" , |
77 | "OutMCast" , |
78 | "OutBCast" , |
79 | "InUCastOctets" , |
80 | "OutUCastOctets" , |
81 | "InMCastOctets" , |
82 | "OutMCastOctets" , |
83 | "InBCastOctets" , |
84 | "OutBCastOctets" , |
85 | "InOctets" , |
86 | "OutOctets" , |
87 | "InPacketsDma" , |
88 | "OutPacketsDma" , |
89 | "InOctetsDma" , |
90 | "OutOctetsDma" , |
91 | "InDroppedDma" , |
92 | }; |
93 | |
94 | static const char * const aq_ethtool_queue_rx_stat_names[] = { |
95 | "%sQueue[%d] InPackets" , |
96 | "%sQueue[%d] InJumboPackets" , |
97 | "%sQueue[%d] InLroPackets" , |
98 | "%sQueue[%d] InErrors" , |
99 | "%sQueue[%d] AllocFails" , |
100 | "%sQueue[%d] SkbAllocFails" , |
101 | "%sQueue[%d] Polls" , |
102 | "%sQueue[%d] PageFlips" , |
103 | "%sQueue[%d] PageReuses" , |
104 | "%sQueue[%d] PageFrees" , |
105 | "%sQueue[%d] XdpAbort" , |
106 | "%sQueue[%d] XdpDrop" , |
107 | "%sQueue[%d] XdpPass" , |
108 | "%sQueue[%d] XdpTx" , |
109 | "%sQueue[%d] XdpInvalid" , |
110 | "%sQueue[%d] XdpRedirect" , |
111 | }; |
112 | |
113 | static const char * const aq_ethtool_queue_tx_stat_names[] = { |
114 | "%sQueue[%d] OutPackets" , |
115 | "%sQueue[%d] Restarts" , |
116 | }; |
117 | |
118 | #if IS_ENABLED(CONFIG_MACSEC) |
119 | static const char aq_macsec_stat_names[][ETH_GSTRING_LEN] = { |
120 | "MACSec InCtlPackets" , |
121 | "MACSec InTaggedMissPackets" , |
122 | "MACSec InUntaggedMissPackets" , |
123 | "MACSec InNotagPackets" , |
124 | "MACSec InUntaggedPackets" , |
125 | "MACSec InBadTagPackets" , |
126 | "MACSec InNoSciPackets" , |
127 | "MACSec InUnknownSciPackets" , |
128 | "MACSec InCtrlPortPassPackets" , |
129 | "MACSec InUnctrlPortPassPackets" , |
130 | "MACSec InCtrlPortFailPackets" , |
131 | "MACSec InUnctrlPortFailPackets" , |
132 | "MACSec InTooLongPackets" , |
133 | "MACSec InIgpocCtlPackets" , |
134 | "MACSec InEccErrorPackets" , |
135 | "MACSec InUnctrlHitDropRedir" , |
136 | "MACSec OutCtlPackets" , |
137 | "MACSec OutUnknownSaPackets" , |
138 | "MACSec OutUntaggedPackets" , |
139 | "MACSec OutTooLong" , |
140 | "MACSec OutEccErrorPackets" , |
141 | "MACSec OutUnctrlHitDropRedir" , |
142 | }; |
143 | |
144 | static const char * const aq_macsec_txsc_stat_names[] = { |
145 | "MACSecTXSC%d ProtectedPkts" , |
146 | "MACSecTXSC%d EncryptedPkts" , |
147 | "MACSecTXSC%d ProtectedOctets" , |
148 | "MACSecTXSC%d EncryptedOctets" , |
149 | }; |
150 | |
151 | static const char * const aq_macsec_txsa_stat_names[] = { |
152 | "MACSecTXSC%dSA%d HitDropRedirect" , |
153 | "MACSecTXSC%dSA%d Protected2Pkts" , |
154 | "MACSecTXSC%dSA%d ProtectedPkts" , |
155 | "MACSecTXSC%dSA%d EncryptedPkts" , |
156 | }; |
157 | |
158 | static const char * const aq_macsec_rxsa_stat_names[] = { |
159 | "MACSecRXSC%dSA%d UntaggedHitPkts" , |
160 | "MACSecRXSC%dSA%d CtrlHitDrpRedir" , |
161 | "MACSecRXSC%dSA%d NotUsingSa" , |
162 | "MACSecRXSC%dSA%d UnusedSa" , |
163 | "MACSecRXSC%dSA%d NotValidPkts" , |
164 | "MACSecRXSC%dSA%d InvalidPkts" , |
165 | "MACSecRXSC%dSA%d OkPkts" , |
166 | "MACSecRXSC%dSA%d LatePkts" , |
167 | "MACSecRXSC%dSA%d DelayedPkts" , |
168 | "MACSecRXSC%dSA%d UncheckedPkts" , |
169 | "MACSecRXSC%dSA%d ValidatedOctets" , |
170 | "MACSecRXSC%dSA%d DecryptedOctets" , |
171 | }; |
172 | #endif |
173 | |
174 | static const char aq_ethtool_priv_flag_names[][ETH_GSTRING_LEN] = { |
175 | "DMASystemLoopback" , |
176 | "PKTSystemLoopback" , |
177 | "DMANetworkLoopback" , |
178 | "PHYInternalLoopback" , |
179 | "PHYExternalLoopback" , |
180 | }; |
181 | |
182 | static u32 aq_ethtool_n_stats(struct net_device *ndev) |
183 | { |
184 | const int rx_stat_cnt = ARRAY_SIZE(aq_ethtool_queue_rx_stat_names); |
185 | const int tx_stat_cnt = ARRAY_SIZE(aq_ethtool_queue_tx_stat_names); |
186 | struct aq_nic_s *nic = netdev_priv(dev: ndev); |
187 | struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(self: nic); |
188 | u32 n_stats = ARRAY_SIZE(aq_ethtool_stat_names) + |
189 | (rx_stat_cnt + tx_stat_cnt) * cfg->vecs * cfg->tcs; |
190 | |
191 | #if IS_REACHABLE(CONFIG_PTP_1588_CLOCK) |
192 | n_stats += rx_stat_cnt * aq_ptp_get_ring_cnt(aq_nic: nic, ring_type: ATL_RING_RX) + |
193 | tx_stat_cnt * aq_ptp_get_ring_cnt(aq_nic: nic, ring_type: ATL_RING_TX); |
194 | #endif |
195 | |
196 | #if IS_ENABLED(CONFIG_MACSEC) |
197 | if (nic->macsec_cfg) { |
198 | n_stats += ARRAY_SIZE(aq_macsec_stat_names) + |
199 | ARRAY_SIZE(aq_macsec_txsc_stat_names) * |
200 | aq_macsec_tx_sc_cnt(nic) + |
201 | ARRAY_SIZE(aq_macsec_txsa_stat_names) * |
202 | aq_macsec_tx_sa_cnt(nic) + |
203 | ARRAY_SIZE(aq_macsec_rxsa_stat_names) * |
204 | aq_macsec_rx_sa_cnt(nic); |
205 | } |
206 | #endif |
207 | |
208 | return n_stats; |
209 | } |
210 | |
211 | static void aq_ethtool_stats(struct net_device *ndev, |
212 | struct ethtool_stats *stats, u64 *data) |
213 | { |
214 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
215 | |
216 | memset(data, 0, aq_ethtool_n_stats(ndev) * sizeof(u64)); |
217 | data = aq_nic_get_stats(self: aq_nic, data); |
218 | #if IS_REACHABLE(CONFIG_PTP_1588_CLOCK) |
219 | data = aq_ptp_get_stats(aq_nic, data); |
220 | #endif |
221 | #if IS_ENABLED(CONFIG_MACSEC) |
222 | data = aq_macsec_get_stats(nic: aq_nic, data); |
223 | #endif |
224 | } |
225 | |
226 | static void aq_ethtool_get_drvinfo(struct net_device *ndev, |
227 | struct ethtool_drvinfo *drvinfo) |
228 | { |
229 | struct pci_dev *pdev = to_pci_dev(ndev->dev.parent); |
230 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
231 | u32 firmware_version; |
232 | u32 regs_count; |
233 | |
234 | firmware_version = aq_nic_get_fw_version(self: aq_nic); |
235 | regs_count = aq_nic_get_regs_count(self: aq_nic); |
236 | |
237 | strlcat(p: drvinfo->driver, AQ_CFG_DRV_NAME, avail: sizeof(drvinfo->driver)); |
238 | |
239 | snprintf(buf: drvinfo->fw_version, size: sizeof(drvinfo->fw_version), |
240 | fmt: "%u.%u.%u" , firmware_version >> 24, |
241 | (firmware_version >> 16) & 0xFFU, firmware_version & 0xFFFFU); |
242 | |
243 | strscpy(drvinfo->bus_info, pdev ? pci_name(pdev) : "" , |
244 | sizeof(drvinfo->bus_info)); |
245 | drvinfo->n_stats = aq_ethtool_n_stats(ndev); |
246 | drvinfo->testinfo_len = 0; |
247 | drvinfo->regdump_len = regs_count; |
248 | drvinfo->eedump_len = 0; |
249 | } |
250 | |
251 | static void aq_ethtool_get_strings(struct net_device *ndev, |
252 | u32 stringset, u8 *data) |
253 | { |
254 | struct aq_nic_s *nic = netdev_priv(dev: ndev); |
255 | struct aq_nic_cfg_s *cfg; |
256 | u8 *p = data; |
257 | int i, si; |
258 | #if IS_ENABLED(CONFIG_MACSEC) |
259 | int sa; |
260 | #endif |
261 | |
262 | cfg = aq_nic_get_cfg(self: nic); |
263 | |
264 | switch (stringset) { |
265 | case ETH_SS_STATS: { |
266 | const int rx_stat_cnt = ARRAY_SIZE(aq_ethtool_queue_rx_stat_names); |
267 | const int tx_stat_cnt = ARRAY_SIZE(aq_ethtool_queue_tx_stat_names); |
268 | char tc_string[8]; |
269 | int tc; |
270 | |
271 | memset(tc_string, 0, sizeof(tc_string)); |
272 | memcpy(p, aq_ethtool_stat_names, |
273 | sizeof(aq_ethtool_stat_names)); |
274 | p = p + sizeof(aq_ethtool_stat_names); |
275 | |
276 | for (tc = 0; tc < cfg->tcs; tc++) { |
277 | if (cfg->is_qos) |
278 | snprintf(buf: tc_string, size: 8, fmt: "TC%d " , tc); |
279 | |
280 | for (i = 0; i < cfg->vecs; i++) { |
281 | for (si = 0; si < rx_stat_cnt; si++) { |
282 | snprintf(buf: p, ETH_GSTRING_LEN, |
283 | fmt: aq_ethtool_queue_rx_stat_names[si], |
284 | tc_string, |
285 | AQ_NIC_CFG_TCVEC2RING(cfg, tc, i)); |
286 | p += ETH_GSTRING_LEN; |
287 | } |
288 | for (si = 0; si < tx_stat_cnt; si++) { |
289 | snprintf(buf: p, ETH_GSTRING_LEN, |
290 | fmt: aq_ethtool_queue_tx_stat_names[si], |
291 | tc_string, |
292 | AQ_NIC_CFG_TCVEC2RING(cfg, tc, i)); |
293 | p += ETH_GSTRING_LEN; |
294 | } |
295 | } |
296 | } |
297 | #if IS_REACHABLE(CONFIG_PTP_1588_CLOCK) |
298 | if (nic->aq_ptp) { |
299 | const int rx_ring_cnt = aq_ptp_get_ring_cnt(aq_nic: nic, ring_type: ATL_RING_RX); |
300 | const int tx_ring_cnt = aq_ptp_get_ring_cnt(aq_nic: nic, ring_type: ATL_RING_TX); |
301 | unsigned int ptp_ring_idx = |
302 | aq_ptp_ring_idx(tc_mode: nic->aq_nic_cfg.tc_mode); |
303 | |
304 | snprintf(buf: tc_string, size: 8, fmt: "PTP " ); |
305 | |
306 | for (i = 0; i < max(rx_ring_cnt, tx_ring_cnt); i++) { |
307 | for (si = 0; si < rx_stat_cnt; si++) { |
308 | snprintf(buf: p, ETH_GSTRING_LEN, |
309 | fmt: aq_ethtool_queue_rx_stat_names[si], |
310 | tc_string, |
311 | i ? PTP_HWST_RING_IDX : ptp_ring_idx); |
312 | p += ETH_GSTRING_LEN; |
313 | } |
314 | if (i >= tx_ring_cnt) |
315 | continue; |
316 | for (si = 0; si < tx_stat_cnt; si++) { |
317 | snprintf(buf: p, ETH_GSTRING_LEN, |
318 | fmt: aq_ethtool_queue_tx_stat_names[si], |
319 | tc_string, |
320 | i ? PTP_HWST_RING_IDX : ptp_ring_idx); |
321 | p += ETH_GSTRING_LEN; |
322 | } |
323 | } |
324 | } |
325 | #endif |
326 | #if IS_ENABLED(CONFIG_MACSEC) |
327 | if (!nic->macsec_cfg) |
328 | break; |
329 | |
330 | memcpy(p, aq_macsec_stat_names, sizeof(aq_macsec_stat_names)); |
331 | p = p + sizeof(aq_macsec_stat_names); |
332 | for (i = 0; i < AQ_MACSEC_MAX_SC; i++) { |
333 | struct aq_macsec_txsc *aq_txsc; |
334 | |
335 | if (!(test_bit(i, &nic->macsec_cfg->txsc_idx_busy))) |
336 | continue; |
337 | |
338 | for (si = 0; |
339 | si < ARRAY_SIZE(aq_macsec_txsc_stat_names); |
340 | si++) { |
341 | snprintf(buf: p, ETH_GSTRING_LEN, |
342 | fmt: aq_macsec_txsc_stat_names[si], i); |
343 | p += ETH_GSTRING_LEN; |
344 | } |
345 | aq_txsc = &nic->macsec_cfg->aq_txsc[i]; |
346 | for (sa = 0; sa < MACSEC_NUM_AN; sa++) { |
347 | if (!(test_bit(sa, &aq_txsc->tx_sa_idx_busy))) |
348 | continue; |
349 | for (si = 0; |
350 | si < ARRAY_SIZE(aq_macsec_txsa_stat_names); |
351 | si++) { |
352 | snprintf(buf: p, ETH_GSTRING_LEN, |
353 | fmt: aq_macsec_txsa_stat_names[si], |
354 | i, sa); |
355 | p += ETH_GSTRING_LEN; |
356 | } |
357 | } |
358 | } |
359 | for (i = 0; i < AQ_MACSEC_MAX_SC; i++) { |
360 | struct aq_macsec_rxsc *aq_rxsc; |
361 | |
362 | if (!(test_bit(i, &nic->macsec_cfg->rxsc_idx_busy))) |
363 | continue; |
364 | |
365 | aq_rxsc = &nic->macsec_cfg->aq_rxsc[i]; |
366 | for (sa = 0; sa < MACSEC_NUM_AN; sa++) { |
367 | if (!(test_bit(sa, &aq_rxsc->rx_sa_idx_busy))) |
368 | continue; |
369 | for (si = 0; |
370 | si < ARRAY_SIZE(aq_macsec_rxsa_stat_names); |
371 | si++) { |
372 | snprintf(buf: p, ETH_GSTRING_LEN, |
373 | fmt: aq_macsec_rxsa_stat_names[si], |
374 | i, sa); |
375 | p += ETH_GSTRING_LEN; |
376 | } |
377 | } |
378 | } |
379 | #endif |
380 | break; |
381 | } |
382 | case ETH_SS_PRIV_FLAGS: |
383 | memcpy(p, aq_ethtool_priv_flag_names, |
384 | sizeof(aq_ethtool_priv_flag_names)); |
385 | break; |
386 | } |
387 | } |
388 | |
389 | static int aq_ethtool_set_phys_id(struct net_device *ndev, |
390 | enum ethtool_phys_id_state state) |
391 | { |
392 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
393 | struct aq_hw_s *hw = aq_nic->aq_hw; |
394 | int ret = 0; |
395 | |
396 | if (!aq_nic->aq_fw_ops->led_control) |
397 | return -EOPNOTSUPP; |
398 | |
399 | mutex_lock(&aq_nic->fwreq_mutex); |
400 | |
401 | switch (state) { |
402 | case ETHTOOL_ID_ACTIVE: |
403 | ret = aq_nic->aq_fw_ops->led_control(hw, AQ_HW_LED_BLINK | |
404 | AQ_HW_LED_BLINK << 2 | AQ_HW_LED_BLINK << 4); |
405 | break; |
406 | case ETHTOOL_ID_INACTIVE: |
407 | ret = aq_nic->aq_fw_ops->led_control(hw, AQ_HW_LED_DEFAULT); |
408 | break; |
409 | default: |
410 | break; |
411 | } |
412 | |
413 | mutex_unlock(lock: &aq_nic->fwreq_mutex); |
414 | |
415 | return ret; |
416 | } |
417 | |
418 | static int aq_ethtool_get_sset_count(struct net_device *ndev, int stringset) |
419 | { |
420 | int ret = 0; |
421 | |
422 | switch (stringset) { |
423 | case ETH_SS_STATS: |
424 | ret = aq_ethtool_n_stats(ndev); |
425 | break; |
426 | case ETH_SS_PRIV_FLAGS: |
427 | ret = ARRAY_SIZE(aq_ethtool_priv_flag_names); |
428 | break; |
429 | default: |
430 | ret = -EOPNOTSUPP; |
431 | } |
432 | |
433 | return ret; |
434 | } |
435 | |
436 | static u32 (struct net_device *ndev) |
437 | { |
438 | return AQ_CFG_RSS_INDIRECTION_TABLE_MAX; |
439 | } |
440 | |
441 | static u32 (struct net_device *ndev) |
442 | { |
443 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
444 | struct aq_nic_cfg_s *cfg; |
445 | |
446 | cfg = aq_nic_get_cfg(self: aq_nic); |
447 | |
448 | return sizeof(cfg->aq_rss.hash_secret_key); |
449 | } |
450 | |
451 | static int (struct net_device *ndev, |
452 | struct ethtool_rxfh_param *rxfh) |
453 | { |
454 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
455 | struct aq_nic_cfg_s *cfg; |
456 | unsigned int i = 0U; |
457 | |
458 | cfg = aq_nic_get_cfg(self: aq_nic); |
459 | |
460 | rxfh->hfunc = ETH_RSS_HASH_TOP; /* Toeplitz */ |
461 | if (rxfh->indir) { |
462 | for (i = 0; i < AQ_CFG_RSS_INDIRECTION_TABLE_MAX; i++) |
463 | rxfh->indir[i] = cfg->aq_rss.indirection_table[i]; |
464 | } |
465 | if (rxfh->key) |
466 | memcpy(rxfh->key, cfg->aq_rss.hash_secret_key, |
467 | sizeof(cfg->aq_rss.hash_secret_key)); |
468 | |
469 | return 0; |
470 | } |
471 | |
472 | static int (struct net_device *netdev, |
473 | struct ethtool_rxfh_param *rxfh, |
474 | struct netlink_ext_ack *extack) |
475 | { |
476 | struct aq_nic_s *aq_nic = netdev_priv(dev: netdev); |
477 | struct aq_nic_cfg_s *cfg; |
478 | unsigned int i = 0U; |
479 | u32 ; |
480 | int err = 0; |
481 | |
482 | cfg = aq_nic_get_cfg(self: aq_nic); |
483 | rss_entries = cfg->aq_rss.indirection_table_size; |
484 | |
485 | /* We do not allow change in unsupported parameters */ |
486 | if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && |
487 | rxfh->hfunc != ETH_RSS_HASH_TOP) |
488 | return -EOPNOTSUPP; |
489 | /* Fill out the redirection table */ |
490 | if (rxfh->indir) |
491 | for (i = 0; i < rss_entries; i++) |
492 | cfg->aq_rss.indirection_table[i] = rxfh->indir[i]; |
493 | |
494 | /* Fill out the rss hash key */ |
495 | if (rxfh->key) { |
496 | memcpy(cfg->aq_rss.hash_secret_key, rxfh->key, |
497 | sizeof(cfg->aq_rss.hash_secret_key)); |
498 | err = aq_nic->aq_hw_ops->hw_rss_hash_set(aq_nic->aq_hw, |
499 | &cfg->aq_rss); |
500 | if (err) |
501 | return err; |
502 | } |
503 | |
504 | err = aq_nic->aq_hw_ops->hw_rss_set(aq_nic->aq_hw, &cfg->aq_rss); |
505 | |
506 | return err; |
507 | } |
508 | |
509 | static int aq_ethtool_get_rxnfc(struct net_device *ndev, |
510 | struct ethtool_rxnfc *cmd, |
511 | u32 *rule_locs) |
512 | { |
513 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
514 | struct aq_nic_cfg_s *cfg; |
515 | int err = 0; |
516 | |
517 | cfg = aq_nic_get_cfg(self: aq_nic); |
518 | |
519 | switch (cmd->cmd) { |
520 | case ETHTOOL_GRXRINGS: |
521 | cmd->data = cfg->vecs; |
522 | break; |
523 | case ETHTOOL_GRXCLSRLCNT: |
524 | cmd->rule_cnt = aq_get_rxnfc_count_all_rules(aq_nic); |
525 | break; |
526 | case ETHTOOL_GRXCLSRULE: |
527 | err = aq_get_rxnfc_rule(aq_nic, cmd); |
528 | break; |
529 | case ETHTOOL_GRXCLSRLALL: |
530 | err = aq_get_rxnfc_all_rules(aq_nic, cmd, rule_locs); |
531 | break; |
532 | default: |
533 | err = -EOPNOTSUPP; |
534 | break; |
535 | } |
536 | |
537 | return err; |
538 | } |
539 | |
540 | static int aq_ethtool_set_rxnfc(struct net_device *ndev, |
541 | struct ethtool_rxnfc *cmd) |
542 | { |
543 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
544 | int err = 0; |
545 | |
546 | switch (cmd->cmd) { |
547 | case ETHTOOL_SRXCLSRLINS: |
548 | err = aq_add_rxnfc_rule(aq_nic, cmd); |
549 | break; |
550 | case ETHTOOL_SRXCLSRLDEL: |
551 | err = aq_del_rxnfc_rule(aq_nic, cmd); |
552 | break; |
553 | default: |
554 | err = -EOPNOTSUPP; |
555 | break; |
556 | } |
557 | |
558 | return err; |
559 | } |
560 | |
561 | static int aq_ethtool_get_coalesce(struct net_device *ndev, |
562 | struct ethtool_coalesce *coal, |
563 | struct kernel_ethtool_coalesce *kernel_coal, |
564 | struct netlink_ext_ack *extack) |
565 | { |
566 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
567 | struct aq_nic_cfg_s *cfg; |
568 | |
569 | cfg = aq_nic_get_cfg(self: aq_nic); |
570 | |
571 | if (cfg->itr == AQ_CFG_INTERRUPT_MODERATION_ON || |
572 | cfg->itr == AQ_CFG_INTERRUPT_MODERATION_AUTO) { |
573 | coal->rx_coalesce_usecs = cfg->rx_itr; |
574 | coal->tx_coalesce_usecs = cfg->tx_itr; |
575 | coal->rx_max_coalesced_frames = 0; |
576 | coal->tx_max_coalesced_frames = 0; |
577 | } else { |
578 | coal->rx_coalesce_usecs = 0; |
579 | coal->tx_coalesce_usecs = 0; |
580 | coal->rx_max_coalesced_frames = 1; |
581 | coal->tx_max_coalesced_frames = 1; |
582 | } |
583 | |
584 | return 0; |
585 | } |
586 | |
587 | static int aq_ethtool_set_coalesce(struct net_device *ndev, |
588 | struct ethtool_coalesce *coal, |
589 | struct kernel_ethtool_coalesce *kernel_coal, |
590 | struct netlink_ext_ack *extack) |
591 | { |
592 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
593 | struct aq_nic_cfg_s *cfg; |
594 | |
595 | cfg = aq_nic_get_cfg(self: aq_nic); |
596 | |
597 | /* Atlantic only supports timing based coalescing |
598 | */ |
599 | if (coal->rx_max_coalesced_frames > 1 || |
600 | coal->tx_max_coalesced_frames > 1) |
601 | return -EOPNOTSUPP; |
602 | |
603 | /* We do not support frame counting. Check this |
604 | */ |
605 | if (!(coal->rx_max_coalesced_frames == !coal->rx_coalesce_usecs)) |
606 | return -EOPNOTSUPP; |
607 | if (!(coal->tx_max_coalesced_frames == !coal->tx_coalesce_usecs)) |
608 | return -EOPNOTSUPP; |
609 | |
610 | if (coal->rx_coalesce_usecs > AQ_CFG_INTERRUPT_MODERATION_USEC_MAX || |
611 | coal->tx_coalesce_usecs > AQ_CFG_INTERRUPT_MODERATION_USEC_MAX) |
612 | return -EINVAL; |
613 | |
614 | cfg->itr = AQ_CFG_INTERRUPT_MODERATION_ON; |
615 | |
616 | cfg->rx_itr = coal->rx_coalesce_usecs; |
617 | cfg->tx_itr = coal->tx_coalesce_usecs; |
618 | |
619 | return aq_nic_update_interrupt_moderation_settings(self: aq_nic); |
620 | } |
621 | |
622 | static void aq_ethtool_get_wol(struct net_device *ndev, |
623 | struct ethtool_wolinfo *wol) |
624 | { |
625 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
626 | struct aq_nic_cfg_s *cfg; |
627 | |
628 | cfg = aq_nic_get_cfg(self: aq_nic); |
629 | |
630 | wol->supported = AQ_NIC_WOL_MODES; |
631 | wol->wolopts = cfg->wol; |
632 | } |
633 | |
634 | static int aq_ethtool_set_wol(struct net_device *ndev, |
635 | struct ethtool_wolinfo *wol) |
636 | { |
637 | struct pci_dev *pdev = to_pci_dev(ndev->dev.parent); |
638 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
639 | struct aq_nic_cfg_s *cfg; |
640 | int err = 0; |
641 | |
642 | cfg = aq_nic_get_cfg(self: aq_nic); |
643 | |
644 | if (wol->wolopts & ~AQ_NIC_WOL_MODES) |
645 | return -EOPNOTSUPP; |
646 | |
647 | cfg->wol = wol->wolopts; |
648 | |
649 | err = device_set_wakeup_enable(dev: &pdev->dev, enable: !!cfg->wol); |
650 | |
651 | return err; |
652 | } |
653 | |
654 | static int aq_ethtool_get_ts_info(struct net_device *ndev, |
655 | struct ethtool_ts_info *info) |
656 | { |
657 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
658 | |
659 | ethtool_op_get_ts_info(dev: ndev, eti: info); |
660 | |
661 | if (!aq_nic->aq_ptp) |
662 | return 0; |
663 | |
664 | info->so_timestamping |= |
665 | SOF_TIMESTAMPING_TX_HARDWARE | |
666 | SOF_TIMESTAMPING_RX_HARDWARE | |
667 | SOF_TIMESTAMPING_RAW_HARDWARE; |
668 | |
669 | info->tx_types = BIT(HWTSTAMP_TX_OFF) | |
670 | BIT(HWTSTAMP_TX_ON); |
671 | |
672 | info->rx_filters = BIT(HWTSTAMP_FILTER_NONE); |
673 | |
674 | info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V2_L4_EVENT) | |
675 | BIT(HWTSTAMP_FILTER_PTP_V2_L2_EVENT) | |
676 | BIT(HWTSTAMP_FILTER_PTP_V2_EVENT); |
677 | |
678 | #if IS_REACHABLE(CONFIG_PTP_1588_CLOCK) |
679 | info->phc_index = ptp_clock_index(ptp: aq_ptp_get_ptp_clock(aq_ptp: aq_nic->aq_ptp)); |
680 | #endif |
681 | |
682 | return 0; |
683 | } |
684 | |
685 | static void eee_mask_to_ethtool_mask(unsigned long *mode, u32 speed) |
686 | { |
687 | if (speed & AQ_NIC_RATE_EEE_10G) |
688 | linkmode_set_bit(nr: ETHTOOL_LINK_MODE_10000baseT_Full_BIT, addr: mode); |
689 | |
690 | if (speed & AQ_NIC_RATE_EEE_1G) |
691 | linkmode_set_bit(nr: ETHTOOL_LINK_MODE_1000baseT_Full_BIT, addr: mode); |
692 | |
693 | if (speed & AQ_NIC_RATE_EEE_100M) |
694 | linkmode_set_bit(nr: ETHTOOL_LINK_MODE_100baseT_Full_BIT, addr: mode); |
695 | } |
696 | |
697 | static int aq_ethtool_get_eee(struct net_device *ndev, struct ethtool_keee *eee) |
698 | { |
699 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
700 | u32 rate, supported_rates; |
701 | int err = 0; |
702 | |
703 | if (!aq_nic->aq_fw_ops->get_eee_rate) |
704 | return -EOPNOTSUPP; |
705 | |
706 | mutex_lock(&aq_nic->fwreq_mutex); |
707 | err = aq_nic->aq_fw_ops->get_eee_rate(aq_nic->aq_hw, &rate, |
708 | &supported_rates); |
709 | mutex_unlock(lock: &aq_nic->fwreq_mutex); |
710 | if (err < 0) |
711 | return err; |
712 | |
713 | eee_mask_to_ethtool_mask(mode: eee->supported, speed: supported_rates); |
714 | |
715 | if (aq_nic->aq_nic_cfg.eee_speeds) |
716 | linkmode_copy(dst: eee->advertised, src: eee->supported); |
717 | |
718 | eee_mask_to_ethtool_mask(mode: eee->lp_advertised, speed: rate); |
719 | |
720 | eee->eee_enabled = !linkmode_empty(src: eee->advertised); |
721 | |
722 | eee->tx_lpi_enabled = eee->eee_enabled; |
723 | if ((supported_rates & rate) & AQ_NIC_RATE_EEE_MSK) |
724 | eee->eee_active = true; |
725 | |
726 | return 0; |
727 | } |
728 | |
729 | static int aq_ethtool_set_eee(struct net_device *ndev, struct ethtool_keee *eee) |
730 | { |
731 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
732 | u32 rate, supported_rates; |
733 | struct aq_nic_cfg_s *cfg; |
734 | int err = 0; |
735 | |
736 | cfg = aq_nic_get_cfg(self: aq_nic); |
737 | |
738 | if (unlikely(!aq_nic->aq_fw_ops->get_eee_rate || |
739 | !aq_nic->aq_fw_ops->set_eee_rate)) |
740 | return -EOPNOTSUPP; |
741 | |
742 | mutex_lock(&aq_nic->fwreq_mutex); |
743 | err = aq_nic->aq_fw_ops->get_eee_rate(aq_nic->aq_hw, &rate, |
744 | &supported_rates); |
745 | mutex_unlock(lock: &aq_nic->fwreq_mutex); |
746 | if (err < 0) |
747 | return err; |
748 | |
749 | if (eee->eee_enabled) { |
750 | rate = supported_rates; |
751 | cfg->eee_speeds = rate; |
752 | } else { |
753 | rate = 0; |
754 | cfg->eee_speeds = 0; |
755 | } |
756 | |
757 | mutex_lock(&aq_nic->fwreq_mutex); |
758 | err = aq_nic->aq_fw_ops->set_eee_rate(aq_nic->aq_hw, rate); |
759 | mutex_unlock(lock: &aq_nic->fwreq_mutex); |
760 | |
761 | return err; |
762 | } |
763 | |
764 | static int aq_ethtool_nway_reset(struct net_device *ndev) |
765 | { |
766 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
767 | int err = 0; |
768 | |
769 | if (unlikely(!aq_nic->aq_fw_ops->renegotiate)) |
770 | return -EOPNOTSUPP; |
771 | |
772 | if (netif_running(dev: ndev)) { |
773 | mutex_lock(&aq_nic->fwreq_mutex); |
774 | err = aq_nic->aq_fw_ops->renegotiate(aq_nic->aq_hw); |
775 | mutex_unlock(lock: &aq_nic->fwreq_mutex); |
776 | } |
777 | |
778 | return err; |
779 | } |
780 | |
781 | static void aq_ethtool_get_pauseparam(struct net_device *ndev, |
782 | struct ethtool_pauseparam *pause) |
783 | { |
784 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
785 | int fc = aq_nic->aq_nic_cfg.fc.req; |
786 | |
787 | pause->autoneg = 0; |
788 | |
789 | pause->rx_pause = !!(fc & AQ_NIC_FC_RX); |
790 | pause->tx_pause = !!(fc & AQ_NIC_FC_TX); |
791 | } |
792 | |
793 | static int aq_ethtool_set_pauseparam(struct net_device *ndev, |
794 | struct ethtool_pauseparam *pause) |
795 | { |
796 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
797 | int err = 0; |
798 | |
799 | if (!aq_nic->aq_fw_ops->set_flow_control) |
800 | return -EOPNOTSUPP; |
801 | |
802 | if (pause->autoneg == AUTONEG_ENABLE) |
803 | return -EOPNOTSUPP; |
804 | |
805 | if (pause->rx_pause) |
806 | aq_nic->aq_hw->aq_nic_cfg->fc.req |= AQ_NIC_FC_RX; |
807 | else |
808 | aq_nic->aq_hw->aq_nic_cfg->fc.req &= ~AQ_NIC_FC_RX; |
809 | |
810 | if (pause->tx_pause) |
811 | aq_nic->aq_hw->aq_nic_cfg->fc.req |= AQ_NIC_FC_TX; |
812 | else |
813 | aq_nic->aq_hw->aq_nic_cfg->fc.req &= ~AQ_NIC_FC_TX; |
814 | |
815 | mutex_lock(&aq_nic->fwreq_mutex); |
816 | err = aq_nic->aq_fw_ops->set_flow_control(aq_nic->aq_hw); |
817 | mutex_unlock(lock: &aq_nic->fwreq_mutex); |
818 | |
819 | return err; |
820 | } |
821 | |
822 | static void aq_get_ringparam(struct net_device *ndev, |
823 | struct ethtool_ringparam *ring, |
824 | struct kernel_ethtool_ringparam *kernel_ring, |
825 | struct netlink_ext_ack *extack) |
826 | { |
827 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
828 | struct aq_nic_cfg_s *cfg; |
829 | |
830 | cfg = aq_nic_get_cfg(self: aq_nic); |
831 | |
832 | ring->rx_pending = cfg->rxds; |
833 | ring->tx_pending = cfg->txds; |
834 | |
835 | ring->rx_max_pending = cfg->aq_hw_caps->rxds_max; |
836 | ring->tx_max_pending = cfg->aq_hw_caps->txds_max; |
837 | } |
838 | |
839 | static int aq_set_ringparam(struct net_device *ndev, |
840 | struct ethtool_ringparam *ring, |
841 | struct kernel_ethtool_ringparam *kernel_ring, |
842 | struct netlink_ext_ack *extack) |
843 | { |
844 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
845 | const struct aq_hw_caps_s *hw_caps; |
846 | bool ndev_running = false; |
847 | struct aq_nic_cfg_s *cfg; |
848 | int err = 0; |
849 | |
850 | cfg = aq_nic_get_cfg(self: aq_nic); |
851 | hw_caps = cfg->aq_hw_caps; |
852 | |
853 | if (ring->rx_mini_pending || ring->rx_jumbo_pending) { |
854 | err = -EOPNOTSUPP; |
855 | goto err_exit; |
856 | } |
857 | |
858 | if (netif_running(dev: ndev)) { |
859 | ndev_running = true; |
860 | aq_ndev_close(ndev); |
861 | } |
862 | |
863 | cfg->rxds = max(ring->rx_pending, hw_caps->rxds_min); |
864 | cfg->rxds = min(cfg->rxds, hw_caps->rxds_max); |
865 | cfg->rxds = ALIGN(cfg->rxds, AQ_HW_RXD_MULTIPLE); |
866 | |
867 | cfg->txds = max(ring->tx_pending, hw_caps->txds_min); |
868 | cfg->txds = min(cfg->txds, hw_caps->txds_max); |
869 | cfg->txds = ALIGN(cfg->txds, AQ_HW_TXD_MULTIPLE); |
870 | |
871 | err = aq_nic_realloc_vectors(self: aq_nic); |
872 | if (err) |
873 | goto err_exit; |
874 | |
875 | if (ndev_running) |
876 | err = aq_ndev_open(ndev); |
877 | |
878 | err_exit: |
879 | return err; |
880 | } |
881 | |
882 | static u32 aq_get_msg_level(struct net_device *ndev) |
883 | { |
884 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
885 | |
886 | return aq_nic->msg_enable; |
887 | } |
888 | |
889 | static void aq_set_msg_level(struct net_device *ndev, u32 data) |
890 | { |
891 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
892 | |
893 | aq_nic->msg_enable = data; |
894 | } |
895 | |
896 | static u32 aq_ethtool_get_priv_flags(struct net_device *ndev) |
897 | { |
898 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
899 | |
900 | return aq_nic->aq_nic_cfg.priv_flags; |
901 | } |
902 | |
903 | static int aq_ethtool_set_priv_flags(struct net_device *ndev, u32 flags) |
904 | { |
905 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
906 | struct aq_nic_cfg_s *cfg; |
907 | u32 priv_flags; |
908 | int ret = 0; |
909 | |
910 | cfg = aq_nic_get_cfg(self: aq_nic); |
911 | priv_flags = cfg->priv_flags; |
912 | |
913 | if (flags & ~AQ_PRIV_FLAGS_MASK) |
914 | return -EOPNOTSUPP; |
915 | |
916 | if (hweight32((flags | priv_flags) & AQ_HW_LOOPBACK_MASK) > 1) { |
917 | netdev_info(dev: ndev, format: "Can't enable more than one loopback simultaneously\n" ); |
918 | return -EINVAL; |
919 | } |
920 | |
921 | cfg->priv_flags = flags; |
922 | |
923 | if ((priv_flags ^ flags) & BIT(AQ_HW_LOOPBACK_DMA_NET)) { |
924 | if (netif_running(dev: ndev)) { |
925 | dev_close(dev: ndev); |
926 | |
927 | dev_open(dev: ndev, NULL); |
928 | } |
929 | } else if ((priv_flags ^ flags) & AQ_HW_LOOPBACK_MASK) { |
930 | ret = aq_nic_set_loopback(self: aq_nic); |
931 | } |
932 | |
933 | return ret; |
934 | } |
935 | |
936 | static int aq_ethtool_get_phy_tunable(struct net_device *ndev, |
937 | const struct ethtool_tunable *tuna, void *data) |
938 | { |
939 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
940 | |
941 | switch (tuna->id) { |
942 | case ETHTOOL_PHY_EDPD: { |
943 | u16 *val = data; |
944 | |
945 | *val = aq_nic->aq_nic_cfg.is_media_detect ? AQ_HW_MEDIA_DETECT_CNT : 0; |
946 | break; |
947 | } |
948 | case ETHTOOL_PHY_DOWNSHIFT: { |
949 | u8 *val = data; |
950 | |
951 | *val = (u8)aq_nic->aq_nic_cfg.downshift_counter; |
952 | break; |
953 | } |
954 | default: |
955 | return -EOPNOTSUPP; |
956 | } |
957 | |
958 | return 0; |
959 | } |
960 | |
961 | static int aq_ethtool_set_phy_tunable(struct net_device *ndev, |
962 | const struct ethtool_tunable *tuna, const void *data) |
963 | { |
964 | int err = -EOPNOTSUPP; |
965 | struct aq_nic_s *aq_nic = netdev_priv(dev: ndev); |
966 | |
967 | switch (tuna->id) { |
968 | case ETHTOOL_PHY_EDPD: { |
969 | const u16 *val = data; |
970 | |
971 | err = aq_nic_set_media_detect(self: aq_nic, val: *val); |
972 | break; |
973 | } |
974 | case ETHTOOL_PHY_DOWNSHIFT: { |
975 | const u8 *val = data; |
976 | |
977 | err = aq_nic_set_downshift(self: aq_nic, val: *val); |
978 | break; |
979 | } |
980 | default: |
981 | break; |
982 | } |
983 | |
984 | return err; |
985 | } |
986 | |
987 | const struct ethtool_ops aq_ethtool_ops = { |
988 | .supported_coalesce_params = ETHTOOL_COALESCE_USECS | |
989 | ETHTOOL_COALESCE_MAX_FRAMES, |
990 | .get_link = aq_ethtool_get_link, |
991 | .get_regs_len = aq_ethtool_get_regs_len, |
992 | .get_regs = aq_ethtool_get_regs, |
993 | .get_drvinfo = aq_ethtool_get_drvinfo, |
994 | .get_strings = aq_ethtool_get_strings, |
995 | .set_phys_id = aq_ethtool_set_phys_id, |
996 | .get_rxfh_indir_size = aq_ethtool_get_rss_indir_size, |
997 | .get_wol = aq_ethtool_get_wol, |
998 | .set_wol = aq_ethtool_set_wol, |
999 | .nway_reset = aq_ethtool_nway_reset, |
1000 | .get_ringparam = aq_get_ringparam, |
1001 | .set_ringparam = aq_set_ringparam, |
1002 | .get_eee = aq_ethtool_get_eee, |
1003 | .set_eee = aq_ethtool_set_eee, |
1004 | .get_pauseparam = aq_ethtool_get_pauseparam, |
1005 | .set_pauseparam = aq_ethtool_set_pauseparam, |
1006 | .get_rxfh_key_size = aq_ethtool_get_rss_key_size, |
1007 | .get_rxfh = aq_ethtool_get_rss, |
1008 | .set_rxfh = aq_ethtool_set_rss, |
1009 | .get_rxnfc = aq_ethtool_get_rxnfc, |
1010 | .set_rxnfc = aq_ethtool_set_rxnfc, |
1011 | .get_msglevel = aq_get_msg_level, |
1012 | .set_msglevel = aq_set_msg_level, |
1013 | .get_sset_count = aq_ethtool_get_sset_count, |
1014 | .get_ethtool_stats = aq_ethtool_stats, |
1015 | .get_priv_flags = aq_ethtool_get_priv_flags, |
1016 | .set_priv_flags = aq_ethtool_set_priv_flags, |
1017 | .get_link_ksettings = aq_ethtool_get_link_ksettings, |
1018 | .set_link_ksettings = aq_ethtool_set_link_ksettings, |
1019 | .get_coalesce = aq_ethtool_get_coalesce, |
1020 | .set_coalesce = aq_ethtool_set_coalesce, |
1021 | .get_ts_info = aq_ethtool_get_ts_info, |
1022 | .get_phy_tunable = aq_ethtool_get_phy_tunable, |
1023 | .set_phy_tunable = aq_ethtool_set_phy_tunable, |
1024 | }; |
1025 | |