projects / deliverable / linux.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Merge remote-tracking branch 'spi/fix/setup' into spi-linus
[deliverable/linux.git] / drivers / net / ethernet / sfc / ethtool.c
CommitLineData
8ceee660
BH		 1/****************************************************************************
2 * Driver for Solarflare Solarstorm network controllers and boards
3 * Copyright 2005-2006 Fen Systems Ltd.
0a6f40c6 4 * Copyright 2006-2010 Solarflare Communications Inc.
8ceee660
BH		 5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 as published
8 * by the Free Software Foundation, incorporated herein by reference.
9 */
10
11#include <linux/netdevice.h>
12#include <linux/ethtool.h>
13#include <linux/rtnetlink.h>
c39d35eb 14#include <linux/in.h>
8ceee660 15#include "net_driver.h"
04cc8cac 16#include "workarounds.h"
3273c2e8 17#include "selftest.h"
8ceee660 18#include "efx.h"
b4187e42 19#include "filter.h"
744093c9 20#include "nic.h"
8ceee660 21
8ceee660
BH		 22struct ethtool_string {
23 char name[ETH_GSTRING_LEN];
24};
25
26struct efx_ethtool_stat {
27 const char *name;
28 enum {
29 EFX_ETHTOOL_STAT_SOURCE_mac_stats,
30 EFX_ETHTOOL_STAT_SOURCE_nic,
119226c5
BH		 31 EFX_ETHTOOL_STAT_SOURCE_channel,
32 EFX_ETHTOOL_STAT_SOURCE_tx_queue
8ceee660
BH		 33 } source;
34 unsigned offset;
35 u64(*get_stat) (void *field); /* Reader function */
36};
37
38/* Initialiser for a struct #efx_ethtool_stat with type-checking */
39#define EFX_ETHTOOL_STAT(stat_name, source_name, field, field_type, \
40 get_stat_function) { \
41 .name = #stat_name, \
42 .source = EFX_ETHTOOL_STAT_SOURCE_##source_name, \
43 .offset = ((((field_type *) 0) == \
44 &((struct efx_##source_name *)0)->field) ? \
45 offsetof(struct efx_##source_name, field) : \
46 offsetof(struct efx_##source_name, field)), \
47 .get_stat = get_stat_function, \
48}
49
50static u64 efx_get_uint_stat(void *field)
51{
52 return *(unsigned int *)field;
53}
54
8ceee660
BH		 55static u64 efx_get_u64_stat(void *field)
56{
57 return *(u64 *) field;
58}
59
60static u64 efx_get_atomic_stat(void *field)
61{
62 return atomic_read((atomic_t *) field);
63}
64
8ceee660 65#define EFX_ETHTOOL_U64_MAC_STAT(field) \
9c636baf 66 EFX_ETHTOOL_STAT(field, mac_stats, field, \
8ceee660
BH		 67 u64, efx_get_u64_stat)
68
69#define EFX_ETHTOOL_UINT_NIC_STAT(name) \
70 EFX_ETHTOOL_STAT(name, nic, n_##name, \
71 unsigned int, efx_get_uint_stat)
72
73#define EFX_ETHTOOL_ATOMIC_NIC_ERROR_STAT(field) \
74 EFX_ETHTOOL_STAT(field, nic, field, \
75 atomic_t, efx_get_atomic_stat)
76
77#define EFX_ETHTOOL_UINT_CHANNEL_STAT(field) \
78 EFX_ETHTOOL_STAT(field, channel, n_##field, \
79 unsigned int, efx_get_uint_stat)
80
119226c5
BH		 81#define EFX_ETHTOOL_UINT_TXQ_STAT(field) \
82 EFX_ETHTOOL_STAT(tx_##field, tx_queue, field, \
83 unsigned int, efx_get_uint_stat)
84
18e83e4c 85static const struct efx_ethtool_stat efx_ethtool_stats[] = {
8ceee660
BH		 86 EFX_ETHTOOL_U64_MAC_STAT(tx_bytes),
87 EFX_ETHTOOL_U64_MAC_STAT(tx_good_bytes),
88 EFX_ETHTOOL_U64_MAC_STAT(tx_bad_bytes),
f9c76250
BH		 89 EFX_ETHTOOL_U64_MAC_STAT(tx_packets),
90 EFX_ETHTOOL_U64_MAC_STAT(tx_bad),
91 EFX_ETHTOOL_U64_MAC_STAT(tx_pause),
92 EFX_ETHTOOL_U64_MAC_STAT(tx_control),
93 EFX_ETHTOOL_U64_MAC_STAT(tx_unicast),
94 EFX_ETHTOOL_U64_MAC_STAT(tx_multicast),
95 EFX_ETHTOOL_U64_MAC_STAT(tx_broadcast),
96 EFX_ETHTOOL_U64_MAC_STAT(tx_lt64),
97 EFX_ETHTOOL_U64_MAC_STAT(tx_64),
98 EFX_ETHTOOL_U64_MAC_STAT(tx_65_to_127),
99 EFX_ETHTOOL_U64_MAC_STAT(tx_128_to_255),
100 EFX_ETHTOOL_U64_MAC_STAT(tx_256_to_511),
101 EFX_ETHTOOL_U64_MAC_STAT(tx_512_to_1023),
102 EFX_ETHTOOL_U64_MAC_STAT(tx_1024_to_15xx),
103 EFX_ETHTOOL_U64_MAC_STAT(tx_15xx_to_jumbo),
104 EFX_ETHTOOL_U64_MAC_STAT(tx_gtjumbo),
105 EFX_ETHTOOL_U64_MAC_STAT(tx_collision),
106 EFX_ETHTOOL_U64_MAC_STAT(tx_single_collision),
107 EFX_ETHTOOL_U64_MAC_STAT(tx_multiple_collision),
108 EFX_ETHTOOL_U64_MAC_STAT(tx_excessive_collision),
109 EFX_ETHTOOL_U64_MAC_STAT(tx_deferred),
110 EFX_ETHTOOL_U64_MAC_STAT(tx_late_collision),
111 EFX_ETHTOOL_U64_MAC_STAT(tx_excessive_deferred),
112 EFX_ETHTOOL_U64_MAC_STAT(tx_non_tcpudp),
113 EFX_ETHTOOL_U64_MAC_STAT(tx_mac_src_error),
114 EFX_ETHTOOL_U64_MAC_STAT(tx_ip_src_error),
119226c5
BH		 115 EFX_ETHTOOL_UINT_TXQ_STAT(tso_bursts),
116 EFX_ETHTOOL_UINT_TXQ_STAT(tso_long_headers),
117 EFX_ETHTOOL_UINT_TXQ_STAT(tso_packets),
118 EFX_ETHTOOL_UINT_TXQ_STAT(pushes),
8ceee660
BH		 119 EFX_ETHTOOL_U64_MAC_STAT(rx_bytes),
120 EFX_ETHTOOL_U64_MAC_STAT(rx_good_bytes),
121 EFX_ETHTOOL_U64_MAC_STAT(rx_bad_bytes),
f9c76250
BH		 122 EFX_ETHTOOL_U64_MAC_STAT(rx_packets),
123 EFX_ETHTOOL_U64_MAC_STAT(rx_good),
124 EFX_ETHTOOL_U64_MAC_STAT(rx_bad),
125 EFX_ETHTOOL_U64_MAC_STAT(rx_pause),
126 EFX_ETHTOOL_U64_MAC_STAT(rx_control),
127 EFX_ETHTOOL_U64_MAC_STAT(rx_unicast),
128 EFX_ETHTOOL_U64_MAC_STAT(rx_multicast),
129 EFX_ETHTOOL_U64_MAC_STAT(rx_broadcast),
130 EFX_ETHTOOL_U64_MAC_STAT(rx_lt64),
131 EFX_ETHTOOL_U64_MAC_STAT(rx_64),
132 EFX_ETHTOOL_U64_MAC_STAT(rx_65_to_127),
133 EFX_ETHTOOL_U64_MAC_STAT(rx_128_to_255),
134 EFX_ETHTOOL_U64_MAC_STAT(rx_256_to_511),
135 EFX_ETHTOOL_U64_MAC_STAT(rx_512_to_1023),
136 EFX_ETHTOOL_U64_MAC_STAT(rx_1024_to_15xx),
137 EFX_ETHTOOL_U64_MAC_STAT(rx_15xx_to_jumbo),
138 EFX_ETHTOOL_U64_MAC_STAT(rx_gtjumbo),
139 EFX_ETHTOOL_U64_MAC_STAT(rx_bad_lt64),
140 EFX_ETHTOOL_U64_MAC_STAT(rx_bad_64_to_15xx),
141 EFX_ETHTOOL_U64_MAC_STAT(rx_bad_15xx_to_jumbo),
142 EFX_ETHTOOL_U64_MAC_STAT(rx_bad_gtjumbo),
143 EFX_ETHTOOL_U64_MAC_STAT(rx_overflow),
144 EFX_ETHTOOL_U64_MAC_STAT(rx_missed),
145 EFX_ETHTOOL_U64_MAC_STAT(rx_false_carrier),
146 EFX_ETHTOOL_U64_MAC_STAT(rx_symbol_error),
147 EFX_ETHTOOL_U64_MAC_STAT(rx_align_error),
148 EFX_ETHTOOL_U64_MAC_STAT(rx_length_error),
149 EFX_ETHTOOL_U64_MAC_STAT(rx_internal_error),
8ceee660
BH		 150 EFX_ETHTOOL_UINT_NIC_STAT(rx_nodesc_drop_cnt),
151 EFX_ETHTOOL_ATOMIC_NIC_ERROR_STAT(rx_reset),
152 EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_tobe_disc),
153 EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_ip_hdr_chksum_err),
154 EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_tcp_udp_chksum_err),
c1ac403b 155 EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_mcast_mismatch),
8ceee660 156 EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_frm_trunc),
85740cdf 157 EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_nodesc_trunc),
8ceee660
BH		 158};
159
160/* Number of ethtool statistics */
161#define EFX_ETHTOOL_NUM_STATS ARRAY_SIZE(efx_ethtool_stats)
162
4a5b504d 163#define EFX_ETHTOOL_EEPROM_MAGIC 0xEFAB
4a5b504d 164
8ceee660
BH		 165/**************************************************************************
166 *
167 * Ethtool operations
168 *
169 **************************************************************************
170 */
171
172/* Identify device by flashing LEDs */
c5e129ac
BH		 173static int efx_ethtool_phys_id(struct net_device *net_dev,
174 enum ethtool_phys_id_state state)
8ceee660 175{
767e468c 176 struct efx_nic *efx = netdev_priv(net_dev);
fce55922 177 enum efx_led_mode mode = EFX_LED_DEFAULT;
8ceee660 178
c5e129ac
BH		 179 switch (state) {
180 case ETHTOOL_ID_ON:
181 mode = EFX_LED_ON;
182 break;
183 case ETHTOOL_ID_OFF:
184 mode = EFX_LED_OFF;
185 break;
186 case ETHTOOL_ID_INACTIVE:
187 mode = EFX_LED_DEFAULT;
188 break;
fce55922
AB		 189 case ETHTOOL_ID_ACTIVE:
190 return 1; /* cycle on/off once per second */
c5e129ac 191 }
398468ed 192
c5e129ac 193 efx->type->set_id_led(efx, mode);
8ceee660
BH		 194 return 0;
195}
196
197/* This must be called with rtnl_lock held. */
d215697f 198static int efx_ethtool_get_settings(struct net_device *net_dev,
199 struct ethtool_cmd *ecmd)
8ceee660 200{
767e468c 201 struct efx_nic *efx = netdev_priv(net_dev);
d3245b28 202 struct efx_link_state *link_state = &efx->link_state;
8ceee660
BH		 203
204 mutex_lock(&efx->mac_lock);
177dfcd8 205 efx->phy_op->get_settings(efx, ecmd);
8ceee660
BH		 206 mutex_unlock(&efx->mac_lock);
207
754c653a 208 /* GMAC does not support 1000Mbps HD */
177dfcd8 209 ecmd->supported &= ~SUPPORTED_1000baseT_Half;
d3245b28
BH		 210 /* Both MACs support pause frames (bidirectional and respond-only) */
211 ecmd->supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause;
212
213 if (LOOPBACK_INTERNAL(efx)) {
70739497 214 ethtool_cmd_speed_set(ecmd, link_state->speed);
d3245b28
BH		 215 ecmd->duplex = link_state->fd ? DUPLEX_FULL : DUPLEX_HALF;
216 }
177dfcd8
BH		 217
218 return 0;
8ceee660
BH		 219}
220
221/* This must be called with rtnl_lock held. */
d215697f 222static int efx_ethtool_set_settings(struct net_device *net_dev,
223 struct ethtool_cmd *ecmd)
8ceee660 224{
767e468c 225 struct efx_nic *efx = netdev_priv(net_dev);
8ceee660
BH		 226 int rc;
227
754c653a 228 /* GMAC does not support 1000Mbps HD */
25db0338
DD		 229 if ((ethtool_cmd_speed(ecmd) == SPEED_1000) &&
230 (ecmd->duplex != DUPLEX_FULL)) {
62776d03
BH		 231 netif_dbg(efx, drv, efx->net_dev,
232 "rejecting unsupported 1000Mbps HD setting\n");
177dfcd8
BH		 233 return -EINVAL;
234 }
235
8ceee660 236 mutex_lock(&efx->mac_lock);
177dfcd8 237 rc = efx->phy_op->set_settings(efx, ecmd);
8ceee660 238 mutex_unlock(&efx->mac_lock);
8ceee660
BH		 239 return rc;
240}
241
242static void efx_ethtool_get_drvinfo(struct net_device *net_dev,
243 struct ethtool_drvinfo *info)
244{
767e468c 245 struct efx_nic *efx = netdev_priv(net_dev);
8ceee660 246
c5d5f5fd 247 strlcpy(info->driver, KBUILD_MODNAME, sizeof(info->driver));
8ceee660 248 strlcpy(info->version, EFX_DRIVER_VERSION, sizeof(info->version));
8880f4ec 249 if (efx_nic_rev(efx) >= EFX_REV_SIENA_A0)
e5f0fd27
BH		 250 efx_mcdi_print_fwver(efx, info->fw_version,
251 sizeof(info->fw_version));
8ceee660
BH		 252 strlcpy(info->bus_info, pci_name(efx->pci_dev), sizeof(info->bus_info));
253}
254
5b98c1bf
BH		 255static int efx_ethtool_get_regs_len(struct net_device *net_dev)
256{
257 return efx_nic_get_regs_len(netdev_priv(net_dev));
258}
259
260static void efx_ethtool_get_regs(struct net_device *net_dev,
261 struct ethtool_regs *regs, void *buf)
262{
263 struct efx_nic *efx = netdev_priv(net_dev);
264
265 regs->version = efx->type->revision;
266 efx_nic_get_regs(efx, buf);
267}
268
62776d03
BH		 269static u32 efx_ethtool_get_msglevel(struct net_device *net_dev)
270{
271 struct efx_nic *efx = netdev_priv(net_dev);
272 return efx->msg_enable;
273}
274
275static void efx_ethtool_set_msglevel(struct net_device *net_dev, u32 msg_enable)
276{
277 struct efx_nic *efx = netdev_priv(net_dev);
278 efx->msg_enable = msg_enable;
279}
280
3273c2e8
BH		 281/**
282 * efx_fill_test - fill in an individual self-test entry
283 * @test_index: Index of the test
284 * @strings: Ethtool strings, or %NULL
285 * @data: Ethtool test results, or %NULL
286 * @test: Pointer to test result (used only if data != %NULL)
740ced99
BH		 287 * @unit_format: Unit name format (e.g. "chan\%d")
288 * @unit_id: Unit id (e.g. 0 for "chan0")
3273c2e8 289 * @test_format: Test name format (e.g. "loopback.\%s.tx.sent")
740ced99 290 * @test_id: Test id (e.g. "PHYXS" for "loopback.PHYXS.tx_sent")
3273c2e8
BH		 291 *
292 * Fill in an individual self-test entry.
293 */
294static void efx_fill_test(unsigned int test_index,
295 struct ethtool_string *strings, u64 *data,
296 int *test, const char *unit_format, int unit_id,
297 const char *test_format, const char *test_id)
298{
299 struct ethtool_string unit_str, test_str;
300
301 /* Fill data value, if applicable */
302 if (data)
303 data[test_index] = *test;
304
305 /* Fill string, if applicable */
306 if (strings) {
11e66966
BH		 307 if (strchr(unit_format, '%'))
308 snprintf(unit_str.name, sizeof(unit_str.name),
309 unit_format, unit_id);
310 else
311 strcpy(unit_str.name, unit_format);
3273c2e8
BH		 312 snprintf(test_str.name, sizeof(test_str.name),
313 test_format, test_id);
314 snprintf(strings[test_index].name,
315 sizeof(strings[test_index].name),
740ced99 316 "%-6s %-24s", unit_str.name, test_str.name);
3273c2e8
BH		 317 }
318}
319
740ced99 320#define EFX_CHANNEL_NAME(_channel) "chan%d", _channel->channel
3273c2e8
BH		 321#define EFX_TX_QUEUE_NAME(_tx_queue) "txq%d", _tx_queue->queue
322#define EFX_RX_QUEUE_NAME(_rx_queue) "rxq%d", _rx_queue->queue
323#define EFX_LOOPBACK_NAME(_mode, _counter) \
c459302d 324 "loopback.%s." _counter, STRING_TABLE_LOOKUP(_mode, efx_loopback_mode)
3273c2e8
BH		 325
326/**
327 * efx_fill_loopback_test - fill in a block of loopback self-test entries
328 * @efx: Efx NIC
329 * @lb_tests: Efx loopback self-test results structure
330 * @mode: Loopback test mode
331 * @test_index: Starting index of the test
332 * @strings: Ethtool strings, or %NULL
333 * @data: Ethtool test results, or %NULL
334 */
335static int efx_fill_loopback_test(struct efx_nic *efx,
336 struct efx_loopback_self_tests *lb_tests,
337 enum efx_loopback_mode mode,
338 unsigned int test_index,
339 struct ethtool_string *strings, u64 *data)
340{
1ac0226e
BH		 341 struct efx_channel *channel =
342 efx_get_channel(efx, efx->tx_channel_offset);
3273c2e8
BH		 343 struct efx_tx_queue *tx_queue;
344
f7d12cdc 345 efx_for_each_channel_tx_queue(tx_queue, channel) {
3273c2e8
BH		 346 efx_fill_test(test_index++, strings, data,
347 &lb_tests->tx_sent[tx_queue->queue],
348 EFX_TX_QUEUE_NAME(tx_queue),
349 EFX_LOOPBACK_NAME(mode, "tx_sent"));
350 efx_fill_test(test_index++, strings, data,
351 &lb_tests->tx_done[tx_queue->queue],
352 EFX_TX_QUEUE_NAME(tx_queue),
353 EFX_LOOPBACK_NAME(mode, "tx_done"));
354 }
355 efx_fill_test(test_index++, strings, data,
356 &lb_tests->rx_good,
11e66966 357 "rx", 0,
3273c2e8
BH		 358 EFX_LOOPBACK_NAME(mode, "rx_good"));
359 efx_fill_test(test_index++, strings, data,
360 &lb_tests->rx_bad,
11e66966 361 "rx", 0,
3273c2e8
BH		 362 EFX_LOOPBACK_NAME(mode, "rx_bad"));
363
364 return test_index;
365}
366
367/**
368 * efx_ethtool_fill_self_tests - get self-test details
369 * @efx: Efx NIC
370 * @tests: Efx self-test results structure, or %NULL
371 * @strings: Ethtool strings, or %NULL
372 * @data: Ethtool test results, or %NULL
373 */
374static int efx_ethtool_fill_self_tests(struct efx_nic *efx,
375 struct efx_self_tests *tests,
376 struct ethtool_string *strings,
377 u64 *data)
378{
379 struct efx_channel *channel;
1796721a 380 unsigned int n = 0, i;
3273c2e8
BH		 381 enum efx_loopback_mode mode;
382
4f16c073
BH		 383 efx_fill_test(n++, strings, data, &tests->phy_alive,
384 "phy", 0, "alive", NULL);
8c8661e4
BH		 385 efx_fill_test(n++, strings, data, &tests->nvram,
386 "core", 0, "nvram", NULL);
3273c2e8
BH		 387 efx_fill_test(n++, strings, data, &tests->interrupt,
388 "core", 0, "interrupt", NULL);
389
390 /* Event queues */
391 efx_for_each_channel(channel, efx) {
392 efx_fill_test(n++, strings, data,
393 &tests->eventq_dma[channel->channel],
394 EFX_CHANNEL_NAME(channel),
395 "eventq.dma", NULL);
396 efx_fill_test(n++, strings, data,
397 &tests->eventq_int[channel->channel],
398 EFX_CHANNEL_NAME(channel),
399 "eventq.int", NULL);
3273c2e8
BH		 400 }
401
8c8661e4
BH		 402 efx_fill_test(n++, strings, data, &tests->registers,
403 "core", 0, "registers", NULL);
1796721a 404
c1c4f453
BH		 405 if (efx->phy_op->run_tests != NULL) {
406 EFX_BUG_ON_PARANOID(efx->phy_op->test_name == NULL);
407
408 for (i = 0; true; ++i) {
409 const char *name;
410
411 EFX_BUG_ON_PARANOID(i >= EFX_MAX_PHY_TESTS);
412 name = efx->phy_op->test_name(efx, i);
413 if (name == NULL)
414 break;
415
4f16c073 416 efx_fill_test(n++, strings, data, &tests->phy_ext[i],
c1c4f453
BH		 417 "phy", 0, name, NULL);
418 }
419 }
3273c2e8
BH		 420
421 /* Loopback tests */
8c8661e4 422 for (mode = LOOPBACK_NONE; mode <= LOOPBACK_TEST_MAX; mode++) {
3273c2e8
BH		 423 if (!(efx->loopback_modes & (1 << mode)))
424 continue;
425 n = efx_fill_loopback_test(efx,
426 &tests->loopback[mode], mode, n,
427 strings, data);
428 }
429
430 return n;
431}
432
3594e131
BH		 433static int efx_ethtool_get_sset_count(struct net_device *net_dev,
434 int string_set)
8ceee660 435{
3594e131
BH		 436 switch (string_set) {
437 case ETH_SS_STATS:
438 return EFX_ETHTOOL_NUM_STATS;
439 case ETH_SS_TEST:
440 return efx_ethtool_fill_self_tests(netdev_priv(net_dev),
441 NULL, NULL, NULL);
442 default:
443 return -EINVAL;
444 }
3273c2e8
BH		 445}
446
8ceee660
BH		 447static void efx_ethtool_get_strings(struct net_device *net_dev,
448 u32 string_set, u8 *strings)
449{
767e468c 450 struct efx_nic *efx = netdev_priv(net_dev);
8ceee660
BH		 451 struct ethtool_string *ethtool_strings =
452 (struct ethtool_string *)strings;
453 int i;
454
3273c2e8
BH		 455 switch (string_set) {
456 case ETH_SS_STATS:
8ceee660 457 for (i = 0; i < EFX_ETHTOOL_NUM_STATS; i++)
a4ed2d4c 458 strlcpy(ethtool_strings[i].name,
8ceee660
BH		 459 efx_ethtool_stats[i].name,
460 sizeof(ethtool_strings[i].name));
3273c2e8
BH		 461 break;
462 case ETH_SS_TEST:
463 efx_ethtool_fill_self_tests(efx, NULL,
464 ethtool_strings, NULL);
465 break;
466 default:
467 /* No other string sets */
468 break;
469 }
8ceee660
BH		 470}
471
472static void efx_ethtool_get_stats(struct net_device *net_dev,
473 struct ethtool_stats *stats,
474 u64 *data)
475{
767e468c 476 struct efx_nic *efx = netdev_priv(net_dev);
8ceee660 477 struct efx_mac_stats *mac_stats = &efx->mac_stats;
18e83e4c 478 const struct efx_ethtool_stat *stat;
8ceee660 479 struct efx_channel *channel;
119226c5 480 struct efx_tx_queue *tx_queue;
8ceee660
BH		 481 int i;
482
483 EFX_BUG_ON_PARANOID(stats->n_stats != EFX_ETHTOOL_NUM_STATS);
484
1cb34522
BH		 485 spin_lock_bh(&efx->stats_lock);
486
8ceee660 487 /* Update MAC and NIC statistics */
1cb34522 488 efx->type->update_stats(efx);
8ceee660
BH		 489
490 /* Fill detailed statistics buffer */
491 for (i = 0; i < EFX_ETHTOOL_NUM_STATS; i++) {
492 stat = &efx_ethtool_stats[i];
493 switch (stat->source) {
494 case EFX_ETHTOOL_STAT_SOURCE_mac_stats:
495 data[i] = stat->get_stat((void *)mac_stats +
496 stat->offset);
497 break;
498 case EFX_ETHTOOL_STAT_SOURCE_nic:
499 data[i] = stat->get_stat((void *)efx + stat->offset);
500 break;
501 case EFX_ETHTOOL_STAT_SOURCE_channel:
502 data[i] = 0;
503 efx_for_each_channel(channel, efx)
504 data[i] += stat->get_stat((void *)channel +
505 stat->offset);
506 break;
119226c5
BH		 507 case EFX_ETHTOOL_STAT_SOURCE_tx_queue:
508 data[i] = 0;
509 efx_for_each_channel(channel, efx) {
510 efx_for_each_channel_tx_queue(tx_queue, channel)
511 data[i] +=
512 stat->get_stat((void *)tx_queue
513 + stat->offset);
514 }
515 break;
8ceee660
BH		 516 }
517 }
1cb34522
BH		 518
519 spin_unlock_bh(&efx->stats_lock);
8ceee660
BH		 520}
521
3273c2e8
BH		 522static void efx_ethtool_self_test(struct net_device *net_dev,
523 struct ethtool_test *test, u64 *data)
524{
767e468c 525 struct efx_nic *efx = netdev_priv(net_dev);
28801f35 526 struct efx_self_tests *efx_tests;
2ef3068e 527 int already_up;
28801f35
ED		 528 int rc = -ENOMEM;
529
530 efx_tests = kzalloc(sizeof(*efx_tests), GFP_KERNEL);
531 if (!efx_tests)
532 goto fail;
533
f16aeea0 534 if (efx->state != STATE_READY) {
3273c2e8
BH		 535 rc = -EIO;
536 goto fail1;
537 }
538
ac33ac61
BH		 539 netif_info(efx, drv, efx->net_dev, "starting %sline testing\n",
540 (test->flags & ETH_TEST_FL_OFFLINE) ? "off" : "on");
541
3273c2e8
BH		 542 /* We need rx buffers and interrupts. */
543 already_up = (efx->net_dev->flags & IFF_UP);
544 if (!already_up) {
545 rc = dev_open(efx->net_dev);
546 if (rc) {
62776d03
BH		 547 netif_err(efx, drv, efx->net_dev,
548 "failed opening device.\n");
28801f35 549 goto fail1;
3273c2e8
BH		 550 }
551 }
552
28801f35 553 rc = efx_selftest(efx, efx_tests, test->flags);
3273c2e8 554
3273c2e8
BH		 555 if (!already_up)
556 dev_close(efx->net_dev);
557
ac33ac61
BH		 558 netif_info(efx, drv, efx->net_dev, "%s %sline self-tests\n",
559 rc == 0 ? "passed" : "failed",
560 (test->flags & ETH_TEST_FL_OFFLINE) ? "off" : "on");
3273c2e8 561
28801f35 562fail1:
3273c2e8 563 /* Fill ethtool results structures */
28801f35
ED		 564 efx_ethtool_fill_self_tests(efx, efx_tests, NULL, data);
565 kfree(efx_tests);
566fail:
3273c2e8
BH		 567 if (rc)
568 test->flags |= ETH_TEST_FL_FAILED;
569}
570
8ceee660
BH		 571/* Restart autonegotiation */
572static int efx_ethtool_nway_reset(struct net_device *net_dev)
573{
767e468c 574 struct efx_nic *efx = netdev_priv(net_dev);
8ceee660 575
68e7f45e 576 return mdio45_nway_restart(&efx->mdio);
8ceee660
BH		 577}
578
a0c4faf5
BH		 579/*
580 * Each channel has a single IRQ and moderation timer, started by any
581 * completion (or other event). Unless the module parameter
582 * separate_tx_channels is set, IRQs and moderation are therefore
583 * shared between RX and TX completions. In this case, when RX IRQ
584 * moderation is explicitly changed then TX IRQ moderation is
585 * automatically changed too, but otherwise we fail if the two values
586 * are requested to be different.
587 *
13225977
BH		 588 * The hardware does not support a limit on the number of completions
589 * before an IRQ, so we do not use the max_frames fields. We should
590 * report and require that max_frames == (usecs != 0), but this would
591 * invalidate existing user documentation.
592 *
593 * The hardware does not have distinct settings for interrupt
594 * moderation while the previous IRQ is being handled, so we should
595 * not use the 'irq' fields. However, an earlier developer
596 * misunderstood the meaning of the 'irq' fields and the driver did
597 * not support the standard fields. To avoid invalidating existing
598 * user documentation, we report and accept changes through either the
599 * standard or 'irq' fields. If both are changed at the same time, we
600 * prefer the standard field.
601 *
a0c4faf5
BH		 602 * We implement adaptive IRQ moderation, but use a different algorithm
603 * from that assumed in the definition of struct ethtool_coalesce.
604 * Therefore we do not use any of the adaptive moderation parameters
605 * in it.
606 */
607
8ceee660
BH		 608static int efx_ethtool_get_coalesce(struct net_device *net_dev,
609 struct ethtool_coalesce *coalesce)
610{
767e468c 611 struct efx_nic *efx = netdev_priv(net_dev);
a0c4faf5
BH		 612 unsigned int tx_usecs, rx_usecs;
613 bool rx_adaptive;
8ceee660 614
a0c4faf5 615 efx_get_irq_moderation(efx, &tx_usecs, &rx_usecs, &rx_adaptive);
8ceee660 616
13225977 617 coalesce->tx_coalesce_usecs = tx_usecs;
a0c4faf5 618 coalesce->tx_coalesce_usecs_irq = tx_usecs;
13225977 619 coalesce->rx_coalesce_usecs = rx_usecs;
a0c4faf5
BH		 620 coalesce->rx_coalesce_usecs_irq = rx_usecs;
621 coalesce->use_adaptive_rx_coalesce = rx_adaptive;
0d86ebd8 622
8ceee660
BH		 623 return 0;
624}
625
8ceee660
BH		 626static int efx_ethtool_set_coalesce(struct net_device *net_dev,
627 struct ethtool_coalesce *coalesce)
628{
767e468c 629 struct efx_nic *efx = netdev_priv(net_dev);
8ceee660 630 struct efx_channel *channel;
b548f976 631 unsigned int tx_usecs, rx_usecs;
9e393b30
BH		 632 bool adaptive, rx_may_override_tx;
633 int rc;
8ceee660 634
6fb70fd1 635 if (coalesce->use_adaptive_tx_coalesce)
9f85ee9c 636 return -EINVAL;
8ceee660 637
a0c4faf5
BH		 638 efx_get_irq_moderation(efx, &tx_usecs, &rx_usecs, &adaptive);
639
13225977
BH		 640 if (coalesce->rx_coalesce_usecs != rx_usecs)
641 rx_usecs = coalesce->rx_coalesce_usecs;
642 else
643 rx_usecs = coalesce->rx_coalesce_usecs_irq;
644
6fb70fd1 645 adaptive = coalesce->use_adaptive_rx_coalesce;
8ceee660 646
a0c4faf5
BH		 647 /* If channels are shared, TX IRQ moderation can be quietly
648 * overridden unless it is changed from its old value.
649 */
13225977
BH		 650 rx_may_override_tx = (coalesce->tx_coalesce_usecs == tx_usecs &&
651 coalesce->tx_coalesce_usecs_irq == tx_usecs);
652 if (coalesce->tx_coalesce_usecs != tx_usecs)
653 tx_usecs = coalesce->tx_coalesce_usecs;
654 else
655 tx_usecs = coalesce->tx_coalesce_usecs_irq;
8ceee660 656
9e393b30
BH		 657 rc = efx_init_irq_moderation(efx, tx_usecs, rx_usecs, adaptive,
658 rx_may_override_tx);
659 if (rc != 0)
660 return rc;
661
8ceee660 662 efx_for_each_channel(channel, efx)
ef2b90ee 663 efx->type->push_irq_moderation(channel);
8ceee660
BH		 664
665 return 0;
666}
667
4642610c
BH		 668static void efx_ethtool_get_ringparam(struct net_device *net_dev,
669 struct ethtool_ringparam *ring)
670{
671 struct efx_nic *efx = netdev_priv(net_dev);
672
673 ring->rx_max_pending = EFX_MAX_DMAQ_SIZE;
674 ring->tx_max_pending = EFX_MAX_DMAQ_SIZE;
4642610c
BH		 675 ring->rx_pending = efx->rxq_entries;
676 ring->tx_pending = efx->txq_entries;
4642610c
BH		 677}
678
679static int efx_ethtool_set_ringparam(struct net_device *net_dev,
680 struct ethtool_ringparam *ring)
681{
682 struct efx_nic *efx = netdev_priv(net_dev);
7e6d06f0 683 u32 txq_entries;
4642610c
BH		 684
685 if (ring->rx_mini_pending || ring->rx_jumbo_pending ||
686 ring->rx_pending > EFX_MAX_DMAQ_SIZE ||
687 ring->tx_pending > EFX_MAX_DMAQ_SIZE)
688 return -EINVAL;
689
7e6d06f0 690 if (ring->rx_pending < EFX_RXQ_MIN_ENT) {
4642610c 691 netif_err(efx, drv, efx->net_dev,
7e6d06f0
BH		 692 "RX queues cannot be smaller than %u\n",
693 EFX_RXQ_MIN_ENT);
4642610c
BH		 694 return -EINVAL;
695 }
696
7e6d06f0
BH		 697 txq_entries = max(ring->tx_pending, EFX_TXQ_MIN_ENT(efx));
698 if (txq_entries != ring->tx_pending)
699 netif_warn(efx, drv, efx->net_dev,
700 "increasing TX queue size to minimum of %u\n",
701 txq_entries);
702
703 return efx_realloc_channels(efx, ring->rx_pending, txq_entries);
4642610c
BH		 704}
705
8ceee660
BH		 706static int efx_ethtool_set_pauseparam(struct net_device *net_dev,
707 struct ethtool_pauseparam *pause)
708{
767e468c 709 struct efx_nic *efx = netdev_priv(net_dev);
b5626946 710 u8 wanted_fc, old_fc;
d3245b28 711 u32 old_adv;
04cc8cac 712 bool reset;
d3245b28
BH		 713 int rc = 0;
714
715 mutex_lock(&efx->mac_lock);
8ceee660 716
04cc8cac
BH		 717 wanted_fc = ((pause->rx_pause ? EFX_FC_RX : 0) |
718 (pause->tx_pause ? EFX_FC_TX : 0) |
719 (pause->autoneg ? EFX_FC_AUTO : 0));
720
721 if ((wanted_fc & EFX_FC_TX) && !(wanted_fc & EFX_FC_RX)) {
62776d03
BH		 722 netif_dbg(efx, drv, efx->net_dev,
723 "Flow control unsupported: tx ON rx OFF\n");
d3245b28
BH		 724 rc = -EINVAL;
725 goto out;
04cc8cac
BH		 726 }
727
d3245b28 728 if ((wanted_fc & EFX_FC_AUTO) && !efx->link_advertising) {
62776d03
BH		 729 netif_dbg(efx, drv, efx->net_dev,
730 "Autonegotiation is disabled\n");
d3245b28
BH		 731 rc = -EINVAL;
732 goto out;
04cc8cac
BH		 733 }
734
735 /* TX flow control may automatically turn itself off if the
736 * link partner (intermittently) stops responding to pause
737 * frames. There isn't any indication that this has happened,
738 * so the best we do is leave it up to the user to spot this
739 * and fix it be cycling transmit flow control on this end. */
740 reset = (wanted_fc & EFX_FC_TX) && !(efx->wanted_fc & EFX_FC_TX);
741 if (EFX_WORKAROUND_11482(efx) && reset) {
daeda630 742 if (efx_nic_rev(efx) == EFX_REV_FALCON_B0) {
04cc8cac 743 /* Recover by resetting the EM block */
d3245b28
BH		 744 falcon_stop_nic_stats(efx);
745 falcon_drain_tx_fifo(efx);
710b208d 746 falcon_reconfigure_xmac(efx);
d3245b28 747 falcon_start_nic_stats(efx);
04cc8cac
BH		 748 } else {
749 /* Schedule a reset to recover */
750 efx_schedule_reset(efx, RESET_TYPE_INVISIBLE);
751 }
752 }
753
d3245b28
BH		 754 old_adv = efx->link_advertising;
755 old_fc = efx->wanted_fc;
756 efx_link_set_wanted_fc(efx, wanted_fc);
757 if (efx->link_advertising != old_adv ||
758 (efx->wanted_fc ^ old_fc) & EFX_FC_AUTO) {
759 rc = efx->phy_op->reconfigure(efx);
760 if (rc) {
62776d03
BH		 761 netif_err(efx, drv, efx->net_dev,
762 "Unable to advertise requested flow "
763 "control setting\n");
d3245b28
BH		 764 goto out;
765 }
766 }
04cc8cac 767
d3245b28
BH		 768 /* Reconfigure the MAC. The PHY *may* generate a link state change event
769 * if the user just changed the advertised capabilities, but there's no
770 * harm doing this twice */
710b208d 771 efx->type->reconfigure_mac(efx);
04cc8cac 772
d3245b28 773out:
04cc8cac 774 mutex_unlock(&efx->mac_lock);
8ceee660 775
d3245b28 776 return rc;
8ceee660
BH		 777}
778
779static void efx_ethtool_get_pauseparam(struct net_device *net_dev,
780 struct ethtool_pauseparam *pause)
781{
767e468c 782 struct efx_nic *efx = netdev_priv(net_dev);
8ceee660 783
04cc8cac
BH		 784 pause->rx_pause = !!(efx->wanted_fc & EFX_FC_RX);
785 pause->tx_pause = !!(efx->wanted_fc & EFX_FC_TX);
786 pause->autoneg = !!(efx->wanted_fc & EFX_FC_AUTO);
8ceee660
BH		 787}
788
789
89c758fa
BH		 790static void efx_ethtool_get_wol(struct net_device *net_dev,
791 struct ethtool_wolinfo *wol)
792{
793 struct efx_nic *efx = netdev_priv(net_dev);
794 return efx->type->get_wol(efx, wol);
795}
796
797
798static int efx_ethtool_set_wol(struct net_device *net_dev,
799 struct ethtool_wolinfo *wol)
800{
801 struct efx_nic *efx = netdev_priv(net_dev);
802 return efx->type->set_wol(efx, wol->wolopts);
803}
804
d215697f 805static int efx_ethtool_reset(struct net_device *net_dev, u32 *flags)
eb9f6744
BH		 806{
807 struct efx_nic *efx = netdev_priv(net_dev);
0e2a9c7c 808 int rc;
eb9f6744 809
0e2a9c7c
BH		 810 rc = efx->type->map_reset_flags(flags);
811 if (rc < 0)
812 return rc;
eb9f6744 813
0e2a9c7c 814 return efx_reset(efx, rc);
eb9f6744
BH		 815}
816
c274d65c
BH		 817/* MAC address mask including only MC flag */
818static const u8 mac_addr_mc_mask[ETH_ALEN] = { 0x01, 0, 0, 0, 0, 0 };
819
0e0c3408
BH		 820#define IP4_ADDR_FULL_MASK ((__force __be32)~0)
821#define PORT_FULL_MASK ((__force __be16)~0)
822
b2bb7b77
BH		 823static int efx_ethtool_get_class_rule(struct efx_nic *efx,
824 struct ethtool_rx_flow_spec *rule)
825{
826 struct ethtool_tcpip4_spec *ip_entry = &rule->h_u.tcp_ip4_spec;
827 struct ethtool_tcpip4_spec *ip_mask = &rule->m_u.tcp_ip4_spec;
c274d65c
BH		 828 struct ethhdr *mac_entry = &rule->h_u.ether_spec;
829 struct ethhdr *mac_mask = &rule->m_u.ether_spec;
b2bb7b77
BH		 830 struct efx_filter_spec spec;
831 u16 vid;
832 u8 proto;
833 int rc;
834
835 rc = efx_filter_get_filter_safe(efx, EFX_FILTER_PRI_MANUAL,
836 rule->location, &spec);
837 if (rc)
838 return rc;
839
840 if (spec.dmaq_id == 0xfff)
841 rule->ring_cookie = RX_CLS_FLOW_DISC;
842 else
843 rule->ring_cookie = spec.dmaq_id;
844
c274d65c
BH		 845 if (spec.type == EFX_FILTER_MC_DEF || spec.type == EFX_FILTER_UC_DEF) {
846 rule->flow_type = ETHER_FLOW;
847 memcpy(mac_mask->h_dest, mac_addr_mc_mask, ETH_ALEN);
848 if (spec.type == EFX_FILTER_MC_DEF)
849 memcpy(mac_entry->h_dest, mac_addr_mc_mask, ETH_ALEN);
850 return 0;
851 }
852
853 rc = efx_filter_get_eth_local(&spec, &vid, mac_entry->h_dest);
b2bb7b77
BH		 854 if (rc == 0) {
855 rule->flow_type = ETHER_FLOW;
c274d65c 856 memset(mac_mask->h_dest, ~0, ETH_ALEN);
b2bb7b77
BH		 857 if (vid != EFX_FILTER_VID_UNSPEC) {
858 rule->flow_type |= FLOW_EXT;
859 rule->h_ext.vlan_tci = htons(vid);
860 rule->m_ext.vlan_tci = htons(0xfff);
861 }
862 return 0;
863 }
864
865 rc = efx_filter_get_ipv4_local(&spec, &proto,
866 &ip_entry->ip4dst, &ip_entry->pdst);
867 if (rc != 0) {
868 rc = efx_filter_get_ipv4_full(
ac70b2e9
BH		 869 &spec, &proto, &ip_entry->ip4dst, &ip_entry->pdst,
870 &ip_entry->ip4src, &ip_entry->psrc);
b2bb7b77 871 EFX_WARN_ON_PARANOID(rc);
0e0c3408
BH		 872 ip_mask->ip4src = IP4_ADDR_FULL_MASK;
873 ip_mask->psrc = PORT_FULL_MASK;
b2bb7b77
BH		 874 }
875 rule->flow_type = (proto == IPPROTO_TCP) ? TCP_V4_FLOW : UDP_V4_FLOW;
0e0c3408
BH		 876 ip_mask->ip4dst = IP4_ADDR_FULL_MASK;
877 ip_mask->pdst = PORT_FULL_MASK;
b2bb7b77
BH		 878 return rc;
879}
880
765c9f46
BH		 881static int
882efx_ethtool_get_rxnfc(struct net_device *net_dev,
b2bb7b77 883 struct ethtool_rxnfc *info, u32 *rule_locs)
765c9f46
BH		 884{
885 struct efx_nic *efx = netdev_priv(net_dev);
886
887 switch (info->cmd) {
888 case ETHTOOL_GRXRINGS:
889 info->data = efx->n_rx_channels;
890 return 0;
891
892 case ETHTOOL_GRXFH: {
893 unsigned min_revision = 0;
894
895 info->data = 0;
896 switch (info->flow_type) {
897 case TCP_V4_FLOW:
898 info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
899 /* fall through */
900 case UDP_V4_FLOW:
901 case SCTP_V4_FLOW:
902 case AH_ESP_V4_FLOW:
903 case IPV4_FLOW:
904 info->data |= RXH_IP_SRC | RXH_IP_DST;
905 min_revision = EFX_REV_FALCON_B0;
906 break;
907 case TCP_V6_FLOW:
908 info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
909 /* fall through */
910 case UDP_V6_FLOW:
911 case SCTP_V6_FLOW:
912 case AH_ESP_V6_FLOW:
913 case IPV6_FLOW:
914 info->data |= RXH_IP_SRC | RXH_IP_DST;
915 min_revision = EFX_REV_SIENA_A0;
916 break;
917 default:
918 break;
919 }
920 if (efx_nic_rev(efx) < min_revision)
921 info->data = 0;
922 return 0;
923 }
924
b2bb7b77
BH		 925 case ETHTOOL_GRXCLSRLCNT:
926 info->data = efx_filter_get_rx_id_limit(efx);
927 if (info->data == 0)
928 return -EOPNOTSUPP;
929 info->data |= RX_CLS_LOC_SPECIAL;
930 info->rule_cnt =
931 efx_filter_count_rx_used(efx, EFX_FILTER_PRI_MANUAL);
932 return 0;
933
934 case ETHTOOL_GRXCLSRULE:
935 if (efx_filter_get_rx_id_limit(efx) == 0)
936 return -EOPNOTSUPP;
937 return efx_ethtool_get_class_rule(efx, &info->fs);
938
939 case ETHTOOL_GRXCLSRLALL: {
940 s32 rc;
941 info->data = efx_filter_get_rx_id_limit(efx);
942 if (info->data == 0)
943 return -EOPNOTSUPP;
944 rc = efx_filter_get_rx_ids(efx, EFX_FILTER_PRI_MANUAL,
945 rule_locs, info->rule_cnt);
946 if (rc < 0)
947 return rc;
948 info->rule_cnt = rc;
949 return 0;
950 }
951
765c9f46
BH		 952 default:
953 return -EOPNOTSUPP;
954 }
955}
956
b2bb7b77
BH		 957static int efx_ethtool_set_class_rule(struct efx_nic *efx,
958 struct ethtool_rx_flow_spec *rule)
b4187e42 959{
b2bb7b77
BH		 960 struct ethtool_tcpip4_spec *ip_entry = &rule->h_u.tcp_ip4_spec;
961 struct ethtool_tcpip4_spec *ip_mask = &rule->m_u.tcp_ip4_spec;
962 struct ethhdr *mac_entry = &rule->h_u.ether_spec;
963 struct ethhdr *mac_mask = &rule->m_u.ether_spec;
964 struct efx_filter_spec spec;
c39d35eb 965 int rc;
b4187e42 966
b2bb7b77 967 /* Check that user wants us to choose the location */
9e0f9a10 968 if (rule->location != RX_CLS_LOC_ANY)
b4187e42
BH		 969 return -EINVAL;
970
b2bb7b77
BH		 971 /* Range-check ring_cookie */
972 if (rule->ring_cookie >= efx->n_rx_channels &&
973 rule->ring_cookie != RX_CLS_FLOW_DISC)
b4187e42
BH		 974 return -EINVAL;
975
b2bb7b77
BH		 976 /* Check for unsupported extensions */
977 if ((rule->flow_type & FLOW_EXT) &&
0e0c3408 978 (rule->m_ext.vlan_etype || rule->m_ext.data[0] ||
b2bb7b77
BH		 979 rule->m_ext.data[1]))
980 return -EINVAL;
981
85740cdf
BH		 982 efx_filter_init_rx(&spec, EFX_FILTER_PRI_MANUAL,
983 efx->rx_scatter ? EFX_FILTER_FLAG_RX_SCATTER : 0,
b2bb7b77
BH		 984 (rule->ring_cookie == RX_CLS_FLOW_DISC) ?
985 0xfff : rule->ring_cookie);
c39d35eb 986
b2bb7b77 987 switch (rule->flow_type) {
b4187e42 988 case TCP_V4_FLOW:
c39d35eb 989 case UDP_V4_FLOW: {
b2bb7b77 990 u8 proto = (rule->flow_type == TCP_V4_FLOW ?
c39d35eb
BH		 991 IPPROTO_TCP : IPPROTO_UDP);
992
b4187e42 993 /* Must match all of destination, */
0e0c3408
BH		 994 if (!(ip_mask->ip4dst == IP4_ADDR_FULL_MASK &&
995 ip_mask->pdst == PORT_FULL_MASK))
b4187e42
BH		 996 return -EINVAL;
997 /* all or none of source, */
0e0c3408
BH		 998 if ((ip_mask->ip4src || ip_mask->psrc) &&
999 !(ip_mask->ip4src == IP4_ADDR_FULL_MASK &&
1000 ip_mask->psrc == PORT_FULL_MASK))
b4187e42
BH		 1001 return -EINVAL;
1002 /* and nothing else */
0e0c3408 1003 if (ip_mask->tos || rule->m_ext.vlan_tci)
b4187e42 1004 return -EINVAL;
c39d35eb 1005
b2bb7b77
BH		 1006 if (ip_mask->ip4src)
1007 rc = efx_filter_set_ipv4_full(&spec, proto,
c39d35eb
BH		 1008 ip_entry->ip4dst,
1009 ip_entry->pdst,
1010 ip_entry->ip4src,
1011 ip_entry->psrc);
1012 else
b2bb7b77 1013 rc = efx_filter_set_ipv4_local(&spec, proto,
c39d35eb
BH		 1014 ip_entry->ip4dst,
1015 ip_entry->pdst);
1016 if (rc)
1017 return rc;
b4187e42 1018 break;
c39d35eb
BH		 1019 }
1020
b2bb7b77 1021 case ETHER_FLOW | FLOW_EXT:
c274d65c
BH		 1022 case ETHER_FLOW: {
1023 u16 vlan_tag_mask = (rule->flow_type & FLOW_EXT ?
1024 ntohs(rule->m_ext.vlan_tci) : 0);
1025
1026 /* Must not match on source address or Ethertype */
b2bb7b77
BH		 1027 if (!is_zero_ether_addr(mac_mask->h_source) ||
1028 mac_mask->h_proto)
b4187e42 1029 return -EINVAL;
c39d35eb 1030
c274d65c 1031 /* Is it a default UC or MC filter? */
2e42e474 1032 if (ether_addr_equal(mac_mask->h_dest, mac_addr_mc_mask) &&
c274d65c
BH		 1033 vlan_tag_mask == 0) {
1034 if (is_multicast_ether_addr(mac_entry->h_dest))
1035 rc = efx_filter_set_mc_def(&spec);
1036 else
1037 rc = efx_filter_set_uc_def(&spec);
1038 }
1039 /* Otherwise, it must match all of destination and all
1040 * or none of VID.
1041 */
1042 else if (is_broadcast_ether_addr(mac_mask->h_dest) &&
1043 (vlan_tag_mask == 0xfff || vlan_tag_mask == 0)) {
1044 rc = efx_filter_set_eth_local(
1045 &spec,
1046 vlan_tag_mask ?
1047 ntohs(rule->h_ext.vlan_tci) : EFX_FILTER_VID_UNSPEC,
1048 mac_entry->h_dest);
1049 } else {
1050 rc = -EINVAL;
1051 }
c39d35eb
BH		 1052 if (rc)
1053 return rc;
b4187e42 1054 break;
c274d65c 1055 }
c39d35eb 1056
b4187e42
BH		 1057 default:
1058 return -EINVAL;
1059 }
1060
b2bb7b77
BH		 1061 rc = efx_filter_insert_filter(efx, &spec, true);
1062 if (rc < 0)
1063 return rc;
47a8467c 1064
b2bb7b77
BH		 1065 rule->location = rc;
1066 return 0;
1067}
1068
1069static int efx_ethtool_set_rxnfc(struct net_device *net_dev,
1070 struct ethtool_rxnfc *info)
1071{
1072 struct efx_nic *efx = netdev_priv(net_dev);
1073
1074 if (efx_filter_get_rx_id_limit(efx) == 0)
1075 return -EOPNOTSUPP;
1076
1077 switch (info->cmd) {
1078 case ETHTOOL_SRXCLSRLINS:
1079 return efx_ethtool_set_class_rule(efx, &info->fs);
1080
1081 case ETHTOOL_SRXCLSRLDEL:
1082 return efx_filter_remove_id_safe(efx, EFX_FILTER_PRI_MANUAL,
1083 info->fs.location);
1084
1085 default:
1086 return -EOPNOTSUPP;
1087 }
b4187e42
BH		 1088}
1089
7850f63f 1090static u32 efx_ethtool_get_rxfh_indir_size(struct net_device *net_dev)
765c9f46
BH		 1091{
1092 struct efx_nic *efx = netdev_priv(net_dev);
765c9f46 1093
cd2d5b52
BH		 1094 return ((efx_nic_rev(efx) < EFX_REV_FALCON_B0 ||
1095 efx->n_rx_channels == 1) ?
7850f63f
BH		 1096 0 : ARRAY_SIZE(efx->rx_indir_table));
1097}
1098
1099static int efx_ethtool_get_rxfh_indir(struct net_device *net_dev, u32 *indir)
1100{
1101 struct efx_nic *efx = netdev_priv(net_dev);
765c9f46 1102
7850f63f 1103 memcpy(indir, efx->rx_indir_table, sizeof(efx->rx_indir_table));
765c9f46
BH		 1104 return 0;
1105}
1106
1107static int efx_ethtool_set_rxfh_indir(struct net_device *net_dev,
7850f63f 1108 const u32 *indir)
765c9f46
BH		 1109{
1110 struct efx_nic *efx = netdev_priv(net_dev);
765c9f46 1111
7850f63f 1112 memcpy(efx->rx_indir_table, indir, sizeof(efx->rx_indir_table));
765c9f46
BH		 1113 efx_nic_push_rx_indir_table(efx);
1114 return 0;
1115}
1116
62ebac92
BH		 1117int efx_ethtool_get_ts_info(struct net_device *net_dev,
1118 struct ethtool_ts_info *ts_info)
1119{
1120 struct efx_nic *efx = netdev_priv(net_dev);
1121
1122 /* Software capabilities */
1123 ts_info->so_timestamping = (SOF_TIMESTAMPING_RX_SOFTWARE |
1124 SOF_TIMESTAMPING_SOFTWARE);
1125 ts_info->phc_index = -1;
1126
1127 efx_ptp_get_ts_info(efx, ts_info);
1128 return 0;
1129}
1130
c087bd2c
SH		 1131static int efx_ethtool_get_module_eeprom(struct net_device *net_dev,
1132 struct ethtool_eeprom *ee,
1133 u8 *data)
1134{
1135 struct efx_nic *efx = netdev_priv(net_dev);
1136 int ret;
1137
1138 if (!efx->phy_op || !efx->phy_op->get_module_eeprom)
1139 return -EOPNOTSUPP;
1140
1141 mutex_lock(&efx->mac_lock);
1142 ret = efx->phy_op->get_module_eeprom(efx, ee, data);
1143 mutex_unlock(&efx->mac_lock);
1144
1145 return ret;
1146}
1147
1148static int efx_ethtool_get_module_info(struct net_device *net_dev,
1149 struct ethtool_modinfo *modinfo)
1150{
1151 struct efx_nic *efx = netdev_priv(net_dev);
1152 int ret;
1153
1154 if (!efx->phy_op || !efx->phy_op->get_module_info)
1155 return -EOPNOTSUPP;
1156
1157 mutex_lock(&efx->mac_lock);
1158 ret = efx->phy_op->get_module_info(efx, modinfo);
1159 mutex_unlock(&efx->mac_lock);
1160
1161 return ret;
1162}
1163
0fc0b732 1164const struct ethtool_ops efx_ethtool_ops = {
8ceee660
BH		 1165 .get_settings = efx_ethtool_get_settings,
1166 .set_settings = efx_ethtool_set_settings,
1167 .get_drvinfo = efx_ethtool_get_drvinfo,
5b98c1bf
BH		 1168 .get_regs_len = efx_ethtool_get_regs_len,
1169 .get_regs = efx_ethtool_get_regs,
62776d03
BH		 1170 .get_msglevel = efx_ethtool_get_msglevel,
1171 .set_msglevel = efx_ethtool_set_msglevel,
8ceee660 1172 .nway_reset = efx_ethtool_nway_reset,
ed4ba4b5 1173 .get_link = ethtool_op_get_link,
8ceee660
BH		 1174 .get_coalesce = efx_ethtool_get_coalesce,
1175 .set_coalesce = efx_ethtool_set_coalesce,
4642610c
BH		 1176 .get_ringparam = efx_ethtool_get_ringparam,
1177 .set_ringparam = efx_ethtool_set_ringparam,
8ceee660
BH		 1178 .get_pauseparam = efx_ethtool_get_pauseparam,
1179 .set_pauseparam = efx_ethtool_set_pauseparam,
3594e131 1180 .get_sset_count = efx_ethtool_get_sset_count,
3273c2e8 1181 .self_test = efx_ethtool_self_test,
8ceee660 1182 .get_strings = efx_ethtool_get_strings,
c5e129ac 1183 .set_phys_id = efx_ethtool_phys_id,
8ceee660 1184 .get_ethtool_stats = efx_ethtool_get_stats,
89c758fa
BH		 1185 .get_wol = efx_ethtool_get_wol,
1186 .set_wol = efx_ethtool_set_wol,
eb9f6744 1187 .reset = efx_ethtool_reset,
765c9f46 1188 .get_rxnfc = efx_ethtool_get_rxnfc,
b2bb7b77 1189 .set_rxnfc = efx_ethtool_set_rxnfc,
7850f63f 1190 .get_rxfh_indir_size = efx_ethtool_get_rxfh_indir_size,
765c9f46
BH		 1191 .get_rxfh_indir = efx_ethtool_get_rxfh_indir,
1192 .set_rxfh_indir = efx_ethtool_set_rxfh_indir,
62ebac92 1193 .get_ts_info = efx_ethtool_get_ts_info,
c087bd2c
SH		 1194 .get_module_info = efx_ethtool_get_module_info,
1195 .get_module_eeprom = efx_ethtool_get_module_eeprom,
8ceee660 1196};
Linux kernel - Deliverables
This page took 0.858426 seconds and 5 git commands to generate.