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pvrusb2: reduce stack usage pvr2_eeprom_analyze()
[linux/fpc-iii.git] / drivers / net / ethernet / amd / xgbe / xgbe-ethtool.c
blob4007b429c80c4a962c628199623028f32ac59792
1 /*
2 * AMD 10Gb Ethernet driver
3 *
4 * This file is available to you under your choice of the following two
5 * licenses:
6 *
7 * License 1: GPLv2
8 *
9 * Copyright (c) 2014-2016 Advanced Micro Devices, Inc.
10 *
11 * This file is free software; you may copy, redistribute and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation, either version 2 of the License, or (at
14 * your option) any later version.
15 *
16 * This file is distributed in the hope that it will be useful, but
17 * WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program. If not, see <http://www.gnu.org/licenses/>.
23 *
24 * This file incorporates work covered by the following copyright and
25 * permission notice:
26 * The Synopsys DWC ETHER XGMAC Software Driver and documentation
27 * (hereinafter "Software") is an unsupported proprietary work of Synopsys,
28 * Inc. unless otherwise expressly agreed to in writing between Synopsys
29 * and you.
30 *
31 * The Software IS NOT an item of Licensed Software or Licensed Product
32 * under any End User Software License Agreement or Agreement for Licensed
33 * Product with Synopsys or any supplement thereto. Permission is hereby
34 * granted, free of charge, to any person obtaining a copy of this software
35 * annotated with this license and the Software, to deal in the Software
36 * without restriction, including without limitation the rights to use,
37 * copy, modify, merge, publish, distribute, sublicense, and/or sell copies
38 * of the Software, and to permit persons to whom the Software is furnished
39 * to do so, subject to the following conditions:
40 *
41 * The above copyright notice and this permission notice shall be included
42 * in all copies or substantial portions of the Software.
43 *
44 * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS"
45 * BASIS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
46 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
47 * PARTICULAR PURPOSE ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS
48 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
49 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
50 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
51 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
52 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
53 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
54 * THE POSSIBILITY OF SUCH DAMAGE.
55 *
56 *
57 * License 2: Modified BSD
58 *
59 * Copyright (c) 2014-2016 Advanced Micro Devices, Inc.
60 * All rights reserved.
61 *
62 * Redistribution and use in source and binary forms, with or without
63 * modification, are permitted provided that the following conditions are met:
64 * * Redistributions of source code must retain the above copyright
65 * notice, this list of conditions and the following disclaimer.
66 * * Redistributions in binary form must reproduce the above copyright
67 * notice, this list of conditions and the following disclaimer in the
68 * documentation and/or other materials provided with the distribution.
69 * * Neither the name of Advanced Micro Devices, Inc. nor the
70 * names of its contributors may be used to endorse or promote products
71 * derived from this software without specific prior written permission.
72 *
73 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
74 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
75 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
76 * ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
77 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
78 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
79 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
80 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
81 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
82 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
83 *
84 * This file incorporates work covered by the following copyright and
85 * permission notice:
86 * The Synopsys DWC ETHER XGMAC Software Driver and documentation
87 * (hereinafter "Software") is an unsupported proprietary work of Synopsys,
88 * Inc. unless otherwise expressly agreed to in writing between Synopsys
89 * and you.
90 *
91 * The Software IS NOT an item of Licensed Software or Licensed Product
92 * under any End User Software License Agreement or Agreement for Licensed
93 * Product with Synopsys or any supplement thereto. Permission is hereby
94 * granted, free of charge, to any person obtaining a copy of this software
95 * annotated with this license and the Software, to deal in the Software
96 * without restriction, including without limitation the rights to use,
97 * copy, modify, merge, publish, distribute, sublicense, and/or sell copies
98 * of the Software, and to permit persons to whom the Software is furnished
99 * to do so, subject to the following conditions:
100 *
101 * The above copyright notice and this permission notice shall be included
102 * in all copies or substantial portions of the Software.
103 *
104 * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS"
105 * BASIS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
106 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
107 * PARTICULAR PURPOSE ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS
108 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
109 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
110 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
111 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
112 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
113 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
114 * THE POSSIBILITY OF SUCH DAMAGE.
115 */
116
117 #include <linux/spinlock.h>
118 #include <linux/phy.h>
119 #include <linux/net_tstamp.h>
120
121 #include "xgbe.h"
122 #include "xgbe-common.h"
123
124 struct xgbe_stats {
125 char stat_string[ETH_GSTRING_LEN];
126 int stat_size;
127 int stat_offset;
128 };
129
130 #define XGMAC_MMC_STAT(_string, _var) \
131 { _string, \
132 FIELD_SIZEOF(struct xgbe_mmc_stats, _var), \
133 offsetof(struct xgbe_prv_data, mmc_stats._var), \
134 }
135
136 #define XGMAC_EXT_STAT(_string, _var) \
137 { _string, \
138 FIELD_SIZEOF(struct xgbe_ext_stats, _var), \
139 offsetof(struct xgbe_prv_data, ext_stats._var), \
140 }
141
142 static const struct xgbe_stats xgbe_gstring_stats[] = {
143 XGMAC_MMC_STAT("tx_bytes", txoctetcount_gb),
144 XGMAC_MMC_STAT("tx_packets", txframecount_gb),
145 XGMAC_MMC_STAT("tx_unicast_packets", txunicastframes_gb),
146 XGMAC_MMC_STAT("tx_broadcast_packets", txbroadcastframes_gb),
147 XGMAC_MMC_STAT("tx_multicast_packets", txmulticastframes_gb),
148 XGMAC_MMC_STAT("tx_vlan_packets", txvlanframes_g),
149 XGMAC_EXT_STAT("tx_tso_packets", tx_tso_packets),
150 XGMAC_MMC_STAT("tx_64_byte_packets", tx64octets_gb),
151 XGMAC_MMC_STAT("tx_65_to_127_byte_packets", tx65to127octets_gb),
152 XGMAC_MMC_STAT("tx_128_to_255_byte_packets", tx128to255octets_gb),
153 XGMAC_MMC_STAT("tx_256_to_511_byte_packets", tx256to511octets_gb),
154 XGMAC_MMC_STAT("tx_512_to_1023_byte_packets", tx512to1023octets_gb),
155 XGMAC_MMC_STAT("tx_1024_to_max_byte_packets", tx1024tomaxoctets_gb),
156 XGMAC_MMC_STAT("tx_underflow_errors", txunderflowerror),
157 XGMAC_MMC_STAT("tx_pause_frames", txpauseframes),
158
159 XGMAC_MMC_STAT("rx_bytes", rxoctetcount_gb),
160 XGMAC_MMC_STAT("rx_packets", rxframecount_gb),
161 XGMAC_MMC_STAT("rx_unicast_packets", rxunicastframes_g),
162 XGMAC_MMC_STAT("rx_broadcast_packets", rxbroadcastframes_g),
163 XGMAC_MMC_STAT("rx_multicast_packets", rxmulticastframes_g),
164 XGMAC_MMC_STAT("rx_vlan_packets", rxvlanframes_gb),
165 XGMAC_MMC_STAT("rx_64_byte_packets", rx64octets_gb),
166 XGMAC_MMC_STAT("rx_65_to_127_byte_packets", rx65to127octets_gb),
167 XGMAC_MMC_STAT("rx_128_to_255_byte_packets", rx128to255octets_gb),
168 XGMAC_MMC_STAT("rx_256_to_511_byte_packets", rx256to511octets_gb),
169 XGMAC_MMC_STAT("rx_512_to_1023_byte_packets", rx512to1023octets_gb),
170 XGMAC_MMC_STAT("rx_1024_to_max_byte_packets", rx1024tomaxoctets_gb),
171 XGMAC_MMC_STAT("rx_undersize_packets", rxundersize_g),
172 XGMAC_MMC_STAT("rx_oversize_packets", rxoversize_g),
173 XGMAC_MMC_STAT("rx_crc_errors", rxcrcerror),
174 XGMAC_MMC_STAT("rx_crc_errors_small_packets", rxrunterror),
175 XGMAC_MMC_STAT("rx_crc_errors_giant_packets", rxjabbererror),
176 XGMAC_MMC_STAT("rx_length_errors", rxlengtherror),
177 XGMAC_MMC_STAT("rx_out_of_range_errors", rxoutofrangetype),
178 XGMAC_MMC_STAT("rx_fifo_overflow_errors", rxfifooverflow),
179 XGMAC_MMC_STAT("rx_watchdog_errors", rxwatchdogerror),
180 XGMAC_MMC_STAT("rx_pause_frames", rxpauseframes),
181 XGMAC_EXT_STAT("rx_split_header_packets", rx_split_header_packets),
182 XGMAC_EXT_STAT("rx_buffer_unavailable", rx_buffer_unavailable),
183 };
184
185 #define XGBE_STATS_COUNT ARRAY_SIZE(xgbe_gstring_stats)
186
187 static void xgbe_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
188 {
189 int i;
190
191 switch (stringset) {
192 case ETH_SS_STATS:
193 for (i = 0; i < XGBE_STATS_COUNT; i++) {
194 memcpy(data, xgbe_gstring_stats[i].stat_string,
195 ETH_GSTRING_LEN);
196 data += ETH_GSTRING_LEN;
197 }
198 break;
199 }
200 }
201
202 static void xgbe_get_ethtool_stats(struct net_device *netdev,
203 struct ethtool_stats *stats, u64 *data)
204 {
205 struct xgbe_prv_data *pdata = netdev_priv(netdev);
206 u8 *stat;
207 int i;
208
209 pdata->hw_if.read_mmc_stats(pdata);
210 for (i = 0; i < XGBE_STATS_COUNT; i++) {
211 stat = (u8 *)pdata + xgbe_gstring_stats[i].stat_offset;
212 *data++ = *(u64 *)stat;
213 }
214 }
215
216 static int xgbe_get_sset_count(struct net_device *netdev, int stringset)
217 {
218 int ret;
219
220 switch (stringset) {
221 case ETH_SS_STATS:
222 ret = XGBE_STATS_COUNT;
223 break;
224
225 default:
226 ret = -EOPNOTSUPP;
227 }
228
229 return ret;
230 }
231
232 static void xgbe_get_pauseparam(struct net_device *netdev,
233 struct ethtool_pauseparam *pause)
234 {
235 struct xgbe_prv_data *pdata = netdev_priv(netdev);
236
237 pause->autoneg = pdata->phy.pause_autoneg;
238 pause->tx_pause = pdata->phy.tx_pause;
239 pause->rx_pause = pdata->phy.rx_pause;
240 }
241
242 static int xgbe_set_pauseparam(struct net_device *netdev,
243 struct ethtool_pauseparam *pause)
244 {
245 struct xgbe_prv_data *pdata = netdev_priv(netdev);
246 int ret = 0;
247
248 if (pause->autoneg && (pdata->phy.autoneg != AUTONEG_ENABLE)) {
249 netdev_err(netdev,
250 "autoneg disabled, pause autoneg not avialable\n");
251 return -EINVAL;
252 }
253
254 pdata->phy.pause_autoneg = pause->autoneg;
255 pdata->phy.tx_pause = pause->tx_pause;
256 pdata->phy.rx_pause = pause->rx_pause;
257
258 pdata->phy.advertising &= ~ADVERTISED_Pause;
259 pdata->phy.advertising &= ~ADVERTISED_Asym_Pause;
260
261 if (pause->rx_pause) {
262 pdata->phy.advertising |= ADVERTISED_Pause;
263 pdata->phy.advertising |= ADVERTISED_Asym_Pause;
264 }
265
266 if (pause->tx_pause)
267 pdata->phy.advertising ^= ADVERTISED_Asym_Pause;
268
269 if (netif_running(netdev))
270 ret = pdata->phy_if.phy_config_aneg(pdata);
271
272 return ret;
273 }
274
275 static int xgbe_get_settings(struct net_device *netdev,
276 struct ethtool_cmd *cmd)
277 {
278 struct xgbe_prv_data *pdata = netdev_priv(netdev);
279
280 cmd->phy_address = pdata->phy.address;
281
282 cmd->supported = pdata->phy.supported;
283 cmd->advertising = pdata->phy.advertising;
284 cmd->lp_advertising = pdata->phy.lp_advertising;
285
286 cmd->autoneg = pdata->phy.autoneg;
287 ethtool_cmd_speed_set(cmd, pdata->phy.speed);
288 cmd->duplex = pdata->phy.duplex;
289
290 cmd->port = PORT_NONE;
291 cmd->transceiver = XCVR_INTERNAL;
292
293 return 0;
294 }
295
296 static int xgbe_set_settings(struct net_device *netdev,
297 struct ethtool_cmd *cmd)
298 {
299 struct xgbe_prv_data *pdata = netdev_priv(netdev);
300 u32 speed;
301 int ret;
302
303 speed = ethtool_cmd_speed(cmd);
304
305 if (cmd->phy_address != pdata->phy.address) {
306 netdev_err(netdev, "invalid phy address %hhu\n",
307 cmd->phy_address);
308 return -EINVAL;
309 }
310
311 if ((cmd->autoneg != AUTONEG_ENABLE) &&
312 (cmd->autoneg != AUTONEG_DISABLE)) {
313 netdev_err(netdev, "unsupported autoneg %hhu\n",
314 cmd->autoneg);
315 return -EINVAL;
316 }
317
318 if (cmd->autoneg == AUTONEG_DISABLE) {
319 switch (speed) {
320 case SPEED_10000:
321 break;
322 case SPEED_2500:
323 if (pdata->speed_set != XGBE_SPEEDSET_2500_10000) {
324 netdev_err(netdev, "unsupported speed %u\n",
325 speed);
326 return -EINVAL;
327 }
328 break;
329 case SPEED_1000:
330 if (pdata->speed_set != XGBE_SPEEDSET_1000_10000) {
331 netdev_err(netdev, "unsupported speed %u\n",
332 speed);
333 return -EINVAL;
334 }
335 break;
336 default:
337 netdev_err(netdev, "unsupported speed %u\n", speed);
338 return -EINVAL;
339 }
340
341 if (cmd->duplex != DUPLEX_FULL) {
342 netdev_err(netdev, "unsupported duplex %hhu\n",
343 cmd->duplex);
344 return -EINVAL;
345 }
346 }
347
348 netif_dbg(pdata, link, netdev,
349 "requested advertisement %#x, phy supported %#x\n",
350 cmd->advertising, pdata->phy.supported);
351
352 cmd->advertising &= pdata->phy.supported;
353 if ((cmd->autoneg == AUTONEG_ENABLE) && !cmd->advertising) {
354 netdev_err(netdev,
355 "unsupported requested advertisement\n");
356 return -EINVAL;
357 }
358
359 ret = 0;
360 pdata->phy.autoneg = cmd->autoneg;
361 pdata->phy.speed = speed;
362 pdata->phy.duplex = cmd->duplex;
363 pdata->phy.advertising = cmd->advertising;
364
365 if (cmd->autoneg == AUTONEG_ENABLE)
366 pdata->phy.advertising |= ADVERTISED_Autoneg;
367 else
368 pdata->phy.advertising &= ~ADVERTISED_Autoneg;
369
370 if (netif_running(netdev))
371 ret = pdata->phy_if.phy_config_aneg(pdata);
372
373 return ret;
374 }
375
376 static void xgbe_get_drvinfo(struct net_device *netdev,
377 struct ethtool_drvinfo *drvinfo)
378 {
379 struct xgbe_prv_data *pdata = netdev_priv(netdev);
380 struct xgbe_hw_features *hw_feat = &pdata->hw_feat;
381
382 strlcpy(drvinfo->driver, XGBE_DRV_NAME, sizeof(drvinfo->driver));
383 strlcpy(drvinfo->version, XGBE_DRV_VERSION, sizeof(drvinfo->version));
384 strlcpy(drvinfo->bus_info, dev_name(pdata->dev),
385 sizeof(drvinfo->bus_info));
386 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), "%d.%d.%d",
387 XGMAC_GET_BITS(hw_feat->version, MAC_VR, USERVER),
388 XGMAC_GET_BITS(hw_feat->version, MAC_VR, DEVID),
389 XGMAC_GET_BITS(hw_feat->version, MAC_VR, SNPSVER));
390 }
391
392 static u32 xgbe_get_msglevel(struct net_device *netdev)
393 {
394 struct xgbe_prv_data *pdata = netdev_priv(netdev);
395
396 return pdata->msg_enable;
397 }
398
399 static void xgbe_set_msglevel(struct net_device *netdev, u32 msglevel)
400 {
401 struct xgbe_prv_data *pdata = netdev_priv(netdev);
402
403 pdata->msg_enable = msglevel;
404 }
405
406 static int xgbe_get_coalesce(struct net_device *netdev,
407 struct ethtool_coalesce *ec)
408 {
409 struct xgbe_prv_data *pdata = netdev_priv(netdev);
410
411 memset(ec, 0, sizeof(struct ethtool_coalesce));
412
413 ec->rx_coalesce_usecs = pdata->rx_usecs;
414 ec->rx_max_coalesced_frames = pdata->rx_frames;
415
416 ec->tx_max_coalesced_frames = pdata->tx_frames;
417
418 return 0;
419 }
420
421 static int xgbe_set_coalesce(struct net_device *netdev,
422 struct ethtool_coalesce *ec)
423 {
424 struct xgbe_prv_data *pdata = netdev_priv(netdev);
425 struct xgbe_hw_if *hw_if = &pdata->hw_if;
426 unsigned int rx_frames, rx_riwt, rx_usecs;
427 unsigned int tx_frames;
428
429 /* Check for not supported parameters */
430 if ((ec->rx_coalesce_usecs_irq) ||
431 (ec->rx_max_coalesced_frames_irq) ||
432 (ec->tx_coalesce_usecs) ||
433 (ec->tx_coalesce_usecs_irq) ||
434 (ec->tx_max_coalesced_frames_irq) ||
435 (ec->stats_block_coalesce_usecs) ||
436 (ec->use_adaptive_rx_coalesce) ||
437 (ec->use_adaptive_tx_coalesce) ||
438 (ec->pkt_rate_low) ||
439 (ec->rx_coalesce_usecs_low) ||
440 (ec->rx_max_coalesced_frames_low) ||
441 (ec->tx_coalesce_usecs_low) ||
442 (ec->tx_max_coalesced_frames_low) ||
443 (ec->pkt_rate_high) ||
444 (ec->rx_coalesce_usecs_high) ||
445 (ec->rx_max_coalesced_frames_high) ||
446 (ec->tx_coalesce_usecs_high) ||
447 (ec->tx_max_coalesced_frames_high) ||
448 (ec->rate_sample_interval)) {
449 netdev_err(netdev, "unsupported coalescing parameter\n");
450 return -EOPNOTSUPP;
451 }
452
453 rx_riwt = hw_if->usec_to_riwt(pdata, ec->rx_coalesce_usecs);
454 rx_usecs = ec->rx_coalesce_usecs;
455 rx_frames = ec->rx_max_coalesced_frames;
456
457 /* Use smallest possible value if conversion resulted in zero */
458 if (rx_usecs && !rx_riwt)
459 rx_riwt = 1;
460
461 /* Check the bounds of values for Rx */
462 if (rx_riwt > XGMAC_MAX_DMA_RIWT) {
463 netdev_err(netdev, "rx-usec is limited to %d usecs\n",
464 hw_if->riwt_to_usec(pdata, XGMAC_MAX_DMA_RIWT));
465 return -EINVAL;
466 }
467 if (rx_frames > pdata->rx_desc_count) {
468 netdev_err(netdev, "rx-frames is limited to %d frames\n",
469 pdata->rx_desc_count);
470 return -EINVAL;
471 }
472
473 tx_frames = ec->tx_max_coalesced_frames;
474
475 /* Check the bounds of values for Tx */
476 if (tx_frames > pdata->tx_desc_count) {
477 netdev_err(netdev, "tx-frames is limited to %d frames\n",
478 pdata->tx_desc_count);
479 return -EINVAL;
480 }
481
482 pdata->rx_riwt = rx_riwt;
483 pdata->rx_usecs = rx_usecs;
484 pdata->rx_frames = rx_frames;
485 hw_if->config_rx_coalesce(pdata);
486
487 pdata->tx_frames = tx_frames;
488 hw_if->config_tx_coalesce(pdata);
489
490 return 0;
491 }
492
493 static int xgbe_get_rxnfc(struct net_device *netdev,
494 struct ethtool_rxnfc *rxnfc, u32 *rule_locs)
495 {
496 struct xgbe_prv_data *pdata = netdev_priv(netdev);
497
498 switch (rxnfc->cmd) {
499 case ETHTOOL_GRXRINGS:
500 rxnfc->data = pdata->rx_ring_count;
501 break;
502 default:
503 return -EOPNOTSUPP;
504 }
505
506 return 0;
507 }
508
509 static u32 xgbe_get_rxfh_key_size(struct net_device *netdev)
510 {
511 struct xgbe_prv_data *pdata = netdev_priv(netdev);
512
513 return sizeof(pdata->rss_key);
514 }
515
516 static u32 xgbe_get_rxfh_indir_size(struct net_device *netdev)
517 {
518 struct xgbe_prv_data *pdata = netdev_priv(netdev);
519
520 return ARRAY_SIZE(pdata->rss_table);
521 }
522
523 static int xgbe_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key,
524 u8 *hfunc)
525 {
526 struct xgbe_prv_data *pdata = netdev_priv(netdev);
527 unsigned int i;
528
529 if (indir) {
530 for (i = 0; i < ARRAY_SIZE(pdata->rss_table); i++)
531 indir[i] = XGMAC_GET_BITS(pdata->rss_table[i],
532 MAC_RSSDR, DMCH);
533 }
534
535 if (key)
536 memcpy(key, pdata->rss_key, sizeof(pdata->rss_key));
537
538 if (hfunc)
539 *hfunc = ETH_RSS_HASH_TOP;
540
541 return 0;
542 }
543
544 static int xgbe_set_rxfh(struct net_device *netdev, const u32 *indir,
545 const u8 *key, const u8 hfunc)
546 {
547 struct xgbe_prv_data *pdata = netdev_priv(netdev);
548 struct xgbe_hw_if *hw_if = &pdata->hw_if;
549 unsigned int ret;
550
551 if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) {
552 netdev_err(netdev, "unsupported hash function\n");
553 return -EOPNOTSUPP;
554 }
555
556 if (indir) {
557 ret = hw_if->set_rss_lookup_table(pdata, indir);
558 if (ret)
559 return ret;
560 }
561
562 if (key) {
563 ret = hw_if->set_rss_hash_key(pdata, key);
564 if (ret)
565 return ret;
566 }
567
568 return 0;
569 }
570
571 static int xgbe_get_ts_info(struct net_device *netdev,
572 struct ethtool_ts_info *ts_info)
573 {
574 struct xgbe_prv_data *pdata = netdev_priv(netdev);
575
576 ts_info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
577 SOF_TIMESTAMPING_RX_SOFTWARE |
578 SOF_TIMESTAMPING_SOFTWARE |
579 SOF_TIMESTAMPING_TX_HARDWARE |
580 SOF_TIMESTAMPING_RX_HARDWARE |
581 SOF_TIMESTAMPING_RAW_HARDWARE;
582
583 if (pdata->ptp_clock)
584 ts_info->phc_index = ptp_clock_index(pdata->ptp_clock);
585 else
586 ts_info->phc_index = -1;
587
588 ts_info->tx_types = (1 << HWTSTAMP_TX_OFF) | (1 << HWTSTAMP_TX_ON);
589 ts_info->rx_filters = (1 << HWTSTAMP_FILTER_NONE) |
590 (1 << HWTSTAMP_FILTER_PTP_V1_L4_EVENT) |
591 (1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) |
592 (1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) |
593 (1 << HWTSTAMP_FILTER_PTP_V2_L4_EVENT) |
594 (1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) |
595 (1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) |
596 (1 << HWTSTAMP_FILTER_PTP_V2_EVENT) |
597 (1 << HWTSTAMP_FILTER_PTP_V2_SYNC) |
598 (1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ) |
599 (1 << HWTSTAMP_FILTER_ALL);
600
601 return 0;
602 }
603
604 static const struct ethtool_ops xgbe_ethtool_ops = {
605 .get_settings = xgbe_get_settings,
606 .set_settings = xgbe_set_settings,
607 .get_drvinfo = xgbe_get_drvinfo,
608 .get_msglevel = xgbe_get_msglevel,
609 .set_msglevel = xgbe_set_msglevel,
610 .get_link = ethtool_op_get_link,
611 .get_coalesce = xgbe_get_coalesce,
612 .set_coalesce = xgbe_set_coalesce,
613 .get_pauseparam = xgbe_get_pauseparam,
614 .set_pauseparam = xgbe_set_pauseparam,
615 .get_strings = xgbe_get_strings,
616 .get_ethtool_stats = xgbe_get_ethtool_stats,
617 .get_sset_count = xgbe_get_sset_count,
618 .get_rxnfc = xgbe_get_rxnfc,
619 .get_rxfh_key_size = xgbe_get_rxfh_key_size,
620 .get_rxfh_indir_size = xgbe_get_rxfh_indir_size,
621 .get_rxfh = xgbe_get_rxfh,
622 .set_rxfh = xgbe_set_rxfh,
623 .get_ts_info = xgbe_get_ts_info,
624 };
625
626 const struct ethtool_ops *xgbe_get_ethtool_ops(void)
627 {
628 return &xgbe_ethtool_ops;
629 }
Linux with added FPC-III support