Commit | Line | Data |
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8ceee660 | 1 | /**************************************************************************** |
f7a6d2c4 | 2 | * Driver for Solarflare network controllers and boards |
8ceee660 | 3 | * Copyright 2005-2006 Fen Systems Ltd. |
f7a6d2c4 | 4 | * Copyright 2006-2013 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 | |
cd0ecc9a | 22 | struct efx_sw_stat_desc { |
8ceee660 BH |
23 | const char *name; |
24 | enum { | |
8ceee660 | 25 | EFX_ETHTOOL_STAT_SOURCE_nic, |
119226c5 BH |
26 | EFX_ETHTOOL_STAT_SOURCE_channel, |
27 | EFX_ETHTOOL_STAT_SOURCE_tx_queue | |
8ceee660 BH |
28 | } source; |
29 | unsigned offset; | |
30 | u64(*get_stat) (void *field); /* Reader function */ | |
31 | }; | |
32 | ||
cd0ecc9a | 33 | /* Initialiser for a struct efx_sw_stat_desc with type-checking */ |
8ceee660 BH |
34 | #define EFX_ETHTOOL_STAT(stat_name, source_name, field, field_type, \ |
35 | get_stat_function) { \ | |
36 | .name = #stat_name, \ | |
37 | .source = EFX_ETHTOOL_STAT_SOURCE_##source_name, \ | |
38 | .offset = ((((field_type *) 0) == \ | |
39 | &((struct efx_##source_name *)0)->field) ? \ | |
40 | offsetof(struct efx_##source_name, field) : \ | |
41 | offsetof(struct efx_##source_name, field)), \ | |
42 | .get_stat = get_stat_function, \ | |
43 | } | |
44 | ||
45 | static u64 efx_get_uint_stat(void *field) | |
46 | { | |
47 | return *(unsigned int *)field; | |
48 | } | |
49 | ||
8ceee660 BH |
50 | static u64 efx_get_atomic_stat(void *field) |
51 | { | |
52 | return atomic_read((atomic_t *) field); | |
53 | } | |
54 | ||
8ceee660 BH |
55 | #define EFX_ETHTOOL_ATOMIC_NIC_ERROR_STAT(field) \ |
56 | EFX_ETHTOOL_STAT(field, nic, field, \ | |
57 | atomic_t, efx_get_atomic_stat) | |
58 | ||
59 | #define EFX_ETHTOOL_UINT_CHANNEL_STAT(field) \ | |
60 | EFX_ETHTOOL_STAT(field, channel, n_##field, \ | |
61 | unsigned int, efx_get_uint_stat) | |
62 | ||
119226c5 BH |
63 | #define EFX_ETHTOOL_UINT_TXQ_STAT(field) \ |
64 | EFX_ETHTOOL_STAT(tx_##field, tx_queue, field, \ | |
65 | unsigned int, efx_get_uint_stat) | |
66 | ||
cd0ecc9a | 67 | static const struct efx_sw_stat_desc efx_sw_stat_desc[] = { |
02e12165 | 68 | EFX_ETHTOOL_UINT_TXQ_STAT(merge_events), |
119226c5 BH |
69 | EFX_ETHTOOL_UINT_TXQ_STAT(tso_bursts), |
70 | EFX_ETHTOOL_UINT_TXQ_STAT(tso_long_headers), | |
71 | EFX_ETHTOOL_UINT_TXQ_STAT(tso_packets), | |
72 | EFX_ETHTOOL_UINT_TXQ_STAT(pushes), | |
ee45fd92 | 73 | EFX_ETHTOOL_UINT_TXQ_STAT(pio_packets), |
8ceee660 BH |
74 | EFX_ETHTOOL_ATOMIC_NIC_ERROR_STAT(rx_reset), |
75 | EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_tobe_disc), | |
76 | EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_ip_hdr_chksum_err), | |
77 | EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_tcp_udp_chksum_err), | |
c1ac403b | 78 | EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_mcast_mismatch), |
8ceee660 | 79 | EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_frm_trunc), |
85740cdf | 80 | EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_nodesc_trunc), |
8127d661 BH |
81 | EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_merge_events), |
82 | EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_merge_packets), | |
8ceee660 BH |
83 | }; |
84 | ||
cd0ecc9a | 85 | #define EFX_ETHTOOL_SW_STAT_COUNT ARRAY_SIZE(efx_sw_stat_desc) |
8ceee660 | 86 | |
4a5b504d | 87 | #define EFX_ETHTOOL_EEPROM_MAGIC 0xEFAB |
4a5b504d | 88 | |
8ceee660 BH |
89 | /************************************************************************** |
90 | * | |
91 | * Ethtool operations | |
92 | * | |
93 | ************************************************************************** | |
94 | */ | |
95 | ||
96 | /* Identify device by flashing LEDs */ | |
c5e129ac BH |
97 | static int efx_ethtool_phys_id(struct net_device *net_dev, |
98 | enum ethtool_phys_id_state state) | |
8ceee660 | 99 | { |
767e468c | 100 | struct efx_nic *efx = netdev_priv(net_dev); |
fce55922 | 101 | enum efx_led_mode mode = EFX_LED_DEFAULT; |
8ceee660 | 102 | |
c5e129ac BH |
103 | switch (state) { |
104 | case ETHTOOL_ID_ON: | |
105 | mode = EFX_LED_ON; | |
106 | break; | |
107 | case ETHTOOL_ID_OFF: | |
108 | mode = EFX_LED_OFF; | |
109 | break; | |
110 | case ETHTOOL_ID_INACTIVE: | |
111 | mode = EFX_LED_DEFAULT; | |
112 | break; | |
fce55922 AB |
113 | case ETHTOOL_ID_ACTIVE: |
114 | return 1; /* cycle on/off once per second */ | |
c5e129ac | 115 | } |
398468ed | 116 | |
c5e129ac | 117 | efx->type->set_id_led(efx, mode); |
8ceee660 BH |
118 | return 0; |
119 | } | |
120 | ||
121 | /* This must be called with rtnl_lock held. */ | |
d215697f | 122 | static int efx_ethtool_get_settings(struct net_device *net_dev, |
123 | struct ethtool_cmd *ecmd) | |
8ceee660 | 124 | { |
767e468c | 125 | struct efx_nic *efx = netdev_priv(net_dev); |
d3245b28 | 126 | struct efx_link_state *link_state = &efx->link_state; |
8ceee660 BH |
127 | |
128 | mutex_lock(&efx->mac_lock); | |
177dfcd8 | 129 | efx->phy_op->get_settings(efx, ecmd); |
8ceee660 BH |
130 | mutex_unlock(&efx->mac_lock); |
131 | ||
d3245b28 BH |
132 | /* Both MACs support pause frames (bidirectional and respond-only) */ |
133 | ecmd->supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause; | |
134 | ||
135 | if (LOOPBACK_INTERNAL(efx)) { | |
70739497 | 136 | ethtool_cmd_speed_set(ecmd, link_state->speed); |
d3245b28 BH |
137 | ecmd->duplex = link_state->fd ? DUPLEX_FULL : DUPLEX_HALF; |
138 | } | |
177dfcd8 BH |
139 | |
140 | return 0; | |
8ceee660 BH |
141 | } |
142 | ||
143 | /* This must be called with rtnl_lock held. */ | |
d215697f | 144 | static int efx_ethtool_set_settings(struct net_device *net_dev, |
145 | struct ethtool_cmd *ecmd) | |
8ceee660 | 146 | { |
767e468c | 147 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 BH |
148 | int rc; |
149 | ||
754c653a | 150 | /* GMAC does not support 1000Mbps HD */ |
25db0338 DD |
151 | if ((ethtool_cmd_speed(ecmd) == SPEED_1000) && |
152 | (ecmd->duplex != DUPLEX_FULL)) { | |
62776d03 BH |
153 | netif_dbg(efx, drv, efx->net_dev, |
154 | "rejecting unsupported 1000Mbps HD setting\n"); | |
177dfcd8 BH |
155 | return -EINVAL; |
156 | } | |
157 | ||
8ceee660 | 158 | mutex_lock(&efx->mac_lock); |
177dfcd8 | 159 | rc = efx->phy_op->set_settings(efx, ecmd); |
8ceee660 | 160 | mutex_unlock(&efx->mac_lock); |
8ceee660 BH |
161 | return rc; |
162 | } | |
163 | ||
164 | static void efx_ethtool_get_drvinfo(struct net_device *net_dev, | |
165 | struct ethtool_drvinfo *info) | |
166 | { | |
767e468c | 167 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 | 168 | |
c5d5f5fd | 169 | strlcpy(info->driver, KBUILD_MODNAME, sizeof(info->driver)); |
8ceee660 | 170 | strlcpy(info->version, EFX_DRIVER_VERSION, sizeof(info->version)); |
8880f4ec | 171 | if (efx_nic_rev(efx) >= EFX_REV_SIENA_A0) |
e5f0fd27 BH |
172 | efx_mcdi_print_fwver(efx, info->fw_version, |
173 | sizeof(info->fw_version)); | |
8ceee660 BH |
174 | strlcpy(info->bus_info, pci_name(efx->pci_dev), sizeof(info->bus_info)); |
175 | } | |
176 | ||
5b98c1bf BH |
177 | static int efx_ethtool_get_regs_len(struct net_device *net_dev) |
178 | { | |
179 | return efx_nic_get_regs_len(netdev_priv(net_dev)); | |
180 | } | |
181 | ||
182 | static void efx_ethtool_get_regs(struct net_device *net_dev, | |
183 | struct ethtool_regs *regs, void *buf) | |
184 | { | |
185 | struct efx_nic *efx = netdev_priv(net_dev); | |
186 | ||
187 | regs->version = efx->type->revision; | |
188 | efx_nic_get_regs(efx, buf); | |
189 | } | |
190 | ||
62776d03 BH |
191 | static u32 efx_ethtool_get_msglevel(struct net_device *net_dev) |
192 | { | |
193 | struct efx_nic *efx = netdev_priv(net_dev); | |
194 | return efx->msg_enable; | |
195 | } | |
196 | ||
197 | static void efx_ethtool_set_msglevel(struct net_device *net_dev, u32 msg_enable) | |
198 | { | |
199 | struct efx_nic *efx = netdev_priv(net_dev); | |
200 | efx->msg_enable = msg_enable; | |
201 | } | |
202 | ||
3273c2e8 BH |
203 | /** |
204 | * efx_fill_test - fill in an individual self-test entry | |
205 | * @test_index: Index of the test | |
206 | * @strings: Ethtool strings, or %NULL | |
207 | * @data: Ethtool test results, or %NULL | |
208 | * @test: Pointer to test result (used only if data != %NULL) | |
740ced99 BH |
209 | * @unit_format: Unit name format (e.g. "chan\%d") |
210 | * @unit_id: Unit id (e.g. 0 for "chan0") | |
3273c2e8 | 211 | * @test_format: Test name format (e.g. "loopback.\%s.tx.sent") |
740ced99 | 212 | * @test_id: Test id (e.g. "PHYXS" for "loopback.PHYXS.tx_sent") |
3273c2e8 BH |
213 | * |
214 | * Fill in an individual self-test entry. | |
215 | */ | |
b681e57c | 216 | static void efx_fill_test(unsigned int test_index, u8 *strings, u64 *data, |
3273c2e8 BH |
217 | int *test, const char *unit_format, int unit_id, |
218 | const char *test_format, const char *test_id) | |
219 | { | |
b681e57c | 220 | char unit_str[ETH_GSTRING_LEN], test_str[ETH_GSTRING_LEN]; |
3273c2e8 BH |
221 | |
222 | /* Fill data value, if applicable */ | |
223 | if (data) | |
224 | data[test_index] = *test; | |
225 | ||
226 | /* Fill string, if applicable */ | |
227 | if (strings) { | |
11e66966 | 228 | if (strchr(unit_format, '%')) |
b681e57c | 229 | snprintf(unit_str, sizeof(unit_str), |
11e66966 BH |
230 | unit_format, unit_id); |
231 | else | |
b681e57c BH |
232 | strcpy(unit_str, unit_format); |
233 | snprintf(test_str, sizeof(test_str), test_format, test_id); | |
234 | snprintf(strings + test_index * ETH_GSTRING_LEN, | |
235 | ETH_GSTRING_LEN, | |
236 | "%-6s %-24s", unit_str, test_str); | |
3273c2e8 BH |
237 | } |
238 | } | |
239 | ||
740ced99 | 240 | #define EFX_CHANNEL_NAME(_channel) "chan%d", _channel->channel |
3273c2e8 BH |
241 | #define EFX_TX_QUEUE_NAME(_tx_queue) "txq%d", _tx_queue->queue |
242 | #define EFX_RX_QUEUE_NAME(_rx_queue) "rxq%d", _rx_queue->queue | |
243 | #define EFX_LOOPBACK_NAME(_mode, _counter) \ | |
c459302d | 244 | "loopback.%s." _counter, STRING_TABLE_LOOKUP(_mode, efx_loopback_mode) |
3273c2e8 BH |
245 | |
246 | /** | |
247 | * efx_fill_loopback_test - fill in a block of loopback self-test entries | |
248 | * @efx: Efx NIC | |
249 | * @lb_tests: Efx loopback self-test results structure | |
250 | * @mode: Loopback test mode | |
251 | * @test_index: Starting index of the test | |
252 | * @strings: Ethtool strings, or %NULL | |
253 | * @data: Ethtool test results, or %NULL | |
17e678d1 BH |
254 | * |
255 | * Fill in a block of loopback self-test entries. Return new test | |
256 | * index. | |
3273c2e8 BH |
257 | */ |
258 | static int efx_fill_loopback_test(struct efx_nic *efx, | |
259 | struct efx_loopback_self_tests *lb_tests, | |
260 | enum efx_loopback_mode mode, | |
261 | unsigned int test_index, | |
b681e57c | 262 | u8 *strings, u64 *data) |
3273c2e8 | 263 | { |
1ac0226e BH |
264 | struct efx_channel *channel = |
265 | efx_get_channel(efx, efx->tx_channel_offset); | |
3273c2e8 BH |
266 | struct efx_tx_queue *tx_queue; |
267 | ||
f7d12cdc | 268 | efx_for_each_channel_tx_queue(tx_queue, channel) { |
3273c2e8 BH |
269 | efx_fill_test(test_index++, strings, data, |
270 | &lb_tests->tx_sent[tx_queue->queue], | |
271 | EFX_TX_QUEUE_NAME(tx_queue), | |
272 | EFX_LOOPBACK_NAME(mode, "tx_sent")); | |
273 | efx_fill_test(test_index++, strings, data, | |
274 | &lb_tests->tx_done[tx_queue->queue], | |
275 | EFX_TX_QUEUE_NAME(tx_queue), | |
276 | EFX_LOOPBACK_NAME(mode, "tx_done")); | |
277 | } | |
278 | efx_fill_test(test_index++, strings, data, | |
279 | &lb_tests->rx_good, | |
11e66966 | 280 | "rx", 0, |
3273c2e8 BH |
281 | EFX_LOOPBACK_NAME(mode, "rx_good")); |
282 | efx_fill_test(test_index++, strings, data, | |
283 | &lb_tests->rx_bad, | |
11e66966 | 284 | "rx", 0, |
3273c2e8 BH |
285 | EFX_LOOPBACK_NAME(mode, "rx_bad")); |
286 | ||
287 | return test_index; | |
288 | } | |
289 | ||
290 | /** | |
291 | * efx_ethtool_fill_self_tests - get self-test details | |
292 | * @efx: Efx NIC | |
293 | * @tests: Efx self-test results structure, or %NULL | |
294 | * @strings: Ethtool strings, or %NULL | |
295 | * @data: Ethtool test results, or %NULL | |
17e678d1 BH |
296 | * |
297 | * Get self-test number of strings, strings, and/or test results. | |
298 | * Return number of strings (== number of test results). | |
299 | * | |
300 | * The reason for merging these three functions is to make sure that | |
301 | * they can never be inconsistent. | |
3273c2e8 BH |
302 | */ |
303 | static int efx_ethtool_fill_self_tests(struct efx_nic *efx, | |
304 | struct efx_self_tests *tests, | |
b681e57c | 305 | u8 *strings, u64 *data) |
3273c2e8 BH |
306 | { |
307 | struct efx_channel *channel; | |
1796721a | 308 | unsigned int n = 0, i; |
3273c2e8 BH |
309 | enum efx_loopback_mode mode; |
310 | ||
4f16c073 BH |
311 | efx_fill_test(n++, strings, data, &tests->phy_alive, |
312 | "phy", 0, "alive", NULL); | |
8c8661e4 BH |
313 | efx_fill_test(n++, strings, data, &tests->nvram, |
314 | "core", 0, "nvram", NULL); | |
3273c2e8 BH |
315 | efx_fill_test(n++, strings, data, &tests->interrupt, |
316 | "core", 0, "interrupt", NULL); | |
317 | ||
318 | /* Event queues */ | |
319 | efx_for_each_channel(channel, efx) { | |
320 | efx_fill_test(n++, strings, data, | |
321 | &tests->eventq_dma[channel->channel], | |
322 | EFX_CHANNEL_NAME(channel), | |
323 | "eventq.dma", NULL); | |
324 | efx_fill_test(n++, strings, data, | |
325 | &tests->eventq_int[channel->channel], | |
326 | EFX_CHANNEL_NAME(channel), | |
327 | "eventq.int", NULL); | |
3273c2e8 BH |
328 | } |
329 | ||
74cd60a4 JC |
330 | efx_fill_test(n++, strings, data, &tests->memory, |
331 | "core", 0, "memory", NULL); | |
8c8661e4 BH |
332 | efx_fill_test(n++, strings, data, &tests->registers, |
333 | "core", 0, "registers", NULL); | |
1796721a | 334 | |
c1c4f453 BH |
335 | if (efx->phy_op->run_tests != NULL) { |
336 | EFX_BUG_ON_PARANOID(efx->phy_op->test_name == NULL); | |
337 | ||
338 | for (i = 0; true; ++i) { | |
339 | const char *name; | |
340 | ||
341 | EFX_BUG_ON_PARANOID(i >= EFX_MAX_PHY_TESTS); | |
342 | name = efx->phy_op->test_name(efx, i); | |
343 | if (name == NULL) | |
344 | break; | |
345 | ||
4f16c073 | 346 | efx_fill_test(n++, strings, data, &tests->phy_ext[i], |
c1c4f453 BH |
347 | "phy", 0, name, NULL); |
348 | } | |
349 | } | |
3273c2e8 BH |
350 | |
351 | /* Loopback tests */ | |
8c8661e4 | 352 | for (mode = LOOPBACK_NONE; mode <= LOOPBACK_TEST_MAX; mode++) { |
3273c2e8 BH |
353 | if (!(efx->loopback_modes & (1 << mode))) |
354 | continue; | |
355 | n = efx_fill_loopback_test(efx, | |
356 | &tests->loopback[mode], mode, n, | |
357 | strings, data); | |
358 | } | |
359 | ||
360 | return n; | |
361 | } | |
362 | ||
3594e131 BH |
363 | static int efx_ethtool_get_sset_count(struct net_device *net_dev, |
364 | int string_set) | |
8ceee660 | 365 | { |
cd0ecc9a BH |
366 | struct efx_nic *efx = netdev_priv(net_dev); |
367 | ||
3594e131 BH |
368 | switch (string_set) { |
369 | case ETH_SS_STATS: | |
cd0ecc9a | 370 | return efx->type->describe_stats(efx, NULL) + |
99691c4a BH |
371 | EFX_ETHTOOL_SW_STAT_COUNT + |
372 | efx_ptp_describe_stats(efx, NULL); | |
3594e131 | 373 | case ETH_SS_TEST: |
cd0ecc9a | 374 | return efx_ethtool_fill_self_tests(efx, NULL, NULL, NULL); |
3594e131 BH |
375 | default: |
376 | return -EINVAL; | |
377 | } | |
3273c2e8 BH |
378 | } |
379 | ||
8ceee660 BH |
380 | static void efx_ethtool_get_strings(struct net_device *net_dev, |
381 | u32 string_set, u8 *strings) | |
382 | { | |
767e468c | 383 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 BH |
384 | int i; |
385 | ||
3273c2e8 BH |
386 | switch (string_set) { |
387 | case ETH_SS_STATS: | |
cd0ecc9a BH |
388 | strings += (efx->type->describe_stats(efx, strings) * |
389 | ETH_GSTRING_LEN); | |
390 | for (i = 0; i < EFX_ETHTOOL_SW_STAT_COUNT; i++) | |
b681e57c | 391 | strlcpy(strings + i * ETH_GSTRING_LEN, |
cd0ecc9a | 392 | efx_sw_stat_desc[i].name, ETH_GSTRING_LEN); |
99691c4a BH |
393 | strings += EFX_ETHTOOL_SW_STAT_COUNT * ETH_GSTRING_LEN; |
394 | efx_ptp_describe_stats(efx, strings); | |
3273c2e8 BH |
395 | break; |
396 | case ETH_SS_TEST: | |
b681e57c | 397 | efx_ethtool_fill_self_tests(efx, NULL, strings, NULL); |
3273c2e8 BH |
398 | break; |
399 | default: | |
400 | /* No other string sets */ | |
401 | break; | |
402 | } | |
8ceee660 BH |
403 | } |
404 | ||
405 | static void efx_ethtool_get_stats(struct net_device *net_dev, | |
406 | struct ethtool_stats *stats, | |
407 | u64 *data) | |
408 | { | |
767e468c | 409 | struct efx_nic *efx = netdev_priv(net_dev); |
cd0ecc9a | 410 | const struct efx_sw_stat_desc *stat; |
8ceee660 | 411 | struct efx_channel *channel; |
119226c5 | 412 | struct efx_tx_queue *tx_queue; |
8ceee660 BH |
413 | int i; |
414 | ||
1cb34522 BH |
415 | spin_lock_bh(&efx->stats_lock); |
416 | ||
cd0ecc9a BH |
417 | /* Get NIC statistics */ |
418 | data += efx->type->update_stats(efx, data, NULL); | |
8ceee660 | 419 | |
cd0ecc9a BH |
420 | /* Get software statistics */ |
421 | for (i = 0; i < EFX_ETHTOOL_SW_STAT_COUNT; i++) { | |
422 | stat = &efx_sw_stat_desc[i]; | |
8ceee660 | 423 | switch (stat->source) { |
8ceee660 BH |
424 | case EFX_ETHTOOL_STAT_SOURCE_nic: |
425 | data[i] = stat->get_stat((void *)efx + stat->offset); | |
426 | break; | |
427 | case EFX_ETHTOOL_STAT_SOURCE_channel: | |
428 | data[i] = 0; | |
429 | efx_for_each_channel(channel, efx) | |
430 | data[i] += stat->get_stat((void *)channel + | |
431 | stat->offset); | |
432 | break; | |
119226c5 BH |
433 | case EFX_ETHTOOL_STAT_SOURCE_tx_queue: |
434 | data[i] = 0; | |
435 | efx_for_each_channel(channel, efx) { | |
436 | efx_for_each_channel_tx_queue(tx_queue, channel) | |
437 | data[i] += | |
438 | stat->get_stat((void *)tx_queue | |
439 | + stat->offset); | |
440 | } | |
441 | break; | |
8ceee660 BH |
442 | } |
443 | } | |
99691c4a | 444 | data += EFX_ETHTOOL_SW_STAT_COUNT; |
1cb34522 BH |
445 | |
446 | spin_unlock_bh(&efx->stats_lock); | |
99691c4a BH |
447 | |
448 | efx_ptp_update_stats(efx, data); | |
8ceee660 BH |
449 | } |
450 | ||
3273c2e8 BH |
451 | static void efx_ethtool_self_test(struct net_device *net_dev, |
452 | struct ethtool_test *test, u64 *data) | |
453 | { | |
767e468c | 454 | struct efx_nic *efx = netdev_priv(net_dev); |
28801f35 | 455 | struct efx_self_tests *efx_tests; |
17e678d1 | 456 | bool already_up; |
28801f35 ED |
457 | int rc = -ENOMEM; |
458 | ||
459 | efx_tests = kzalloc(sizeof(*efx_tests), GFP_KERNEL); | |
460 | if (!efx_tests) | |
461 | goto fail; | |
462 | ||
f16aeea0 | 463 | if (efx->state != STATE_READY) { |
3273c2e8 | 464 | rc = -EIO; |
17e678d1 | 465 | goto out; |
3273c2e8 BH |
466 | } |
467 | ||
ac33ac61 BH |
468 | netif_info(efx, drv, efx->net_dev, "starting %sline testing\n", |
469 | (test->flags & ETH_TEST_FL_OFFLINE) ? "off" : "on"); | |
470 | ||
3273c2e8 BH |
471 | /* We need rx buffers and interrupts. */ |
472 | already_up = (efx->net_dev->flags & IFF_UP); | |
473 | if (!already_up) { | |
474 | rc = dev_open(efx->net_dev); | |
475 | if (rc) { | |
62776d03 BH |
476 | netif_err(efx, drv, efx->net_dev, |
477 | "failed opening device.\n"); | |
17e678d1 | 478 | goto out; |
3273c2e8 BH |
479 | } |
480 | } | |
481 | ||
28801f35 | 482 | rc = efx_selftest(efx, efx_tests, test->flags); |
3273c2e8 | 483 | |
3273c2e8 BH |
484 | if (!already_up) |
485 | dev_close(efx->net_dev); | |
486 | ||
ac33ac61 BH |
487 | netif_info(efx, drv, efx->net_dev, "%s %sline self-tests\n", |
488 | rc == 0 ? "passed" : "failed", | |
489 | (test->flags & ETH_TEST_FL_OFFLINE) ? "off" : "on"); | |
3273c2e8 | 490 | |
17e678d1 | 491 | out: |
28801f35 ED |
492 | efx_ethtool_fill_self_tests(efx, efx_tests, NULL, data); |
493 | kfree(efx_tests); | |
494 | fail: | |
3273c2e8 BH |
495 | if (rc) |
496 | test->flags |= ETH_TEST_FL_FAILED; | |
497 | } | |
498 | ||
8ceee660 BH |
499 | /* Restart autonegotiation */ |
500 | static int efx_ethtool_nway_reset(struct net_device *net_dev) | |
501 | { | |
767e468c | 502 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 | 503 | |
68e7f45e | 504 | return mdio45_nway_restart(&efx->mdio); |
8ceee660 BH |
505 | } |
506 | ||
a0c4faf5 BH |
507 | /* |
508 | * Each channel has a single IRQ and moderation timer, started by any | |
509 | * completion (or other event). Unless the module parameter | |
510 | * separate_tx_channels is set, IRQs and moderation are therefore | |
511 | * shared between RX and TX completions. In this case, when RX IRQ | |
512 | * moderation is explicitly changed then TX IRQ moderation is | |
513 | * automatically changed too, but otherwise we fail if the two values | |
514 | * are requested to be different. | |
515 | * | |
13225977 BH |
516 | * The hardware does not support a limit on the number of completions |
517 | * before an IRQ, so we do not use the max_frames fields. We should | |
518 | * report and require that max_frames == (usecs != 0), but this would | |
519 | * invalidate existing user documentation. | |
520 | * | |
521 | * The hardware does not have distinct settings for interrupt | |
522 | * moderation while the previous IRQ is being handled, so we should | |
523 | * not use the 'irq' fields. However, an earlier developer | |
524 | * misunderstood the meaning of the 'irq' fields and the driver did | |
525 | * not support the standard fields. To avoid invalidating existing | |
526 | * user documentation, we report and accept changes through either the | |
527 | * standard or 'irq' fields. If both are changed at the same time, we | |
528 | * prefer the standard field. | |
529 | * | |
a0c4faf5 BH |
530 | * We implement adaptive IRQ moderation, but use a different algorithm |
531 | * from that assumed in the definition of struct ethtool_coalesce. | |
532 | * Therefore we do not use any of the adaptive moderation parameters | |
533 | * in it. | |
534 | */ | |
535 | ||
8ceee660 BH |
536 | static int efx_ethtool_get_coalesce(struct net_device *net_dev, |
537 | struct ethtool_coalesce *coalesce) | |
538 | { | |
767e468c | 539 | struct efx_nic *efx = netdev_priv(net_dev); |
a0c4faf5 BH |
540 | unsigned int tx_usecs, rx_usecs; |
541 | bool rx_adaptive; | |
8ceee660 | 542 | |
a0c4faf5 | 543 | efx_get_irq_moderation(efx, &tx_usecs, &rx_usecs, &rx_adaptive); |
8ceee660 | 544 | |
13225977 | 545 | coalesce->tx_coalesce_usecs = tx_usecs; |
a0c4faf5 | 546 | coalesce->tx_coalesce_usecs_irq = tx_usecs; |
13225977 | 547 | coalesce->rx_coalesce_usecs = rx_usecs; |
a0c4faf5 BH |
548 | coalesce->rx_coalesce_usecs_irq = rx_usecs; |
549 | coalesce->use_adaptive_rx_coalesce = rx_adaptive; | |
0d86ebd8 | 550 | |
8ceee660 BH |
551 | return 0; |
552 | } | |
553 | ||
8ceee660 BH |
554 | static int efx_ethtool_set_coalesce(struct net_device *net_dev, |
555 | struct ethtool_coalesce *coalesce) | |
556 | { | |
767e468c | 557 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 | 558 | struct efx_channel *channel; |
b548f976 | 559 | unsigned int tx_usecs, rx_usecs; |
9e393b30 BH |
560 | bool adaptive, rx_may_override_tx; |
561 | int rc; | |
8ceee660 | 562 | |
6fb70fd1 | 563 | if (coalesce->use_adaptive_tx_coalesce) |
9f85ee9c | 564 | return -EINVAL; |
8ceee660 | 565 | |
a0c4faf5 BH |
566 | efx_get_irq_moderation(efx, &tx_usecs, &rx_usecs, &adaptive); |
567 | ||
13225977 BH |
568 | if (coalesce->rx_coalesce_usecs != rx_usecs) |
569 | rx_usecs = coalesce->rx_coalesce_usecs; | |
570 | else | |
571 | rx_usecs = coalesce->rx_coalesce_usecs_irq; | |
572 | ||
6fb70fd1 | 573 | adaptive = coalesce->use_adaptive_rx_coalesce; |
8ceee660 | 574 | |
a0c4faf5 BH |
575 | /* If channels are shared, TX IRQ moderation can be quietly |
576 | * overridden unless it is changed from its old value. | |
577 | */ | |
13225977 BH |
578 | rx_may_override_tx = (coalesce->tx_coalesce_usecs == tx_usecs && |
579 | coalesce->tx_coalesce_usecs_irq == tx_usecs); | |
580 | if (coalesce->tx_coalesce_usecs != tx_usecs) | |
581 | tx_usecs = coalesce->tx_coalesce_usecs; | |
582 | else | |
583 | tx_usecs = coalesce->tx_coalesce_usecs_irq; | |
8ceee660 | 584 | |
9e393b30 BH |
585 | rc = efx_init_irq_moderation(efx, tx_usecs, rx_usecs, adaptive, |
586 | rx_may_override_tx); | |
587 | if (rc != 0) | |
588 | return rc; | |
589 | ||
8ceee660 | 590 | efx_for_each_channel(channel, efx) |
ef2b90ee | 591 | efx->type->push_irq_moderation(channel); |
8ceee660 BH |
592 | |
593 | return 0; | |
594 | } | |
595 | ||
4642610c BH |
596 | static void efx_ethtool_get_ringparam(struct net_device *net_dev, |
597 | struct ethtool_ringparam *ring) | |
598 | { | |
599 | struct efx_nic *efx = netdev_priv(net_dev); | |
600 | ||
601 | ring->rx_max_pending = EFX_MAX_DMAQ_SIZE; | |
d9317aea | 602 | ring->tx_max_pending = EFX_TXQ_MAX_ENT(efx); |
4642610c BH |
603 | ring->rx_pending = efx->rxq_entries; |
604 | ring->tx_pending = efx->txq_entries; | |
4642610c BH |
605 | } |
606 | ||
607 | static int efx_ethtool_set_ringparam(struct net_device *net_dev, | |
608 | struct ethtool_ringparam *ring) | |
609 | { | |
610 | struct efx_nic *efx = netdev_priv(net_dev); | |
7e6d06f0 | 611 | u32 txq_entries; |
4642610c BH |
612 | |
613 | if (ring->rx_mini_pending || ring->rx_jumbo_pending || | |
614 | ring->rx_pending > EFX_MAX_DMAQ_SIZE || | |
d9317aea | 615 | ring->tx_pending > EFX_TXQ_MAX_ENT(efx)) |
4642610c BH |
616 | return -EINVAL; |
617 | ||
7e6d06f0 | 618 | if (ring->rx_pending < EFX_RXQ_MIN_ENT) { |
4642610c | 619 | netif_err(efx, drv, efx->net_dev, |
7e6d06f0 BH |
620 | "RX queues cannot be smaller than %u\n", |
621 | EFX_RXQ_MIN_ENT); | |
4642610c BH |
622 | return -EINVAL; |
623 | } | |
624 | ||
7e6d06f0 BH |
625 | txq_entries = max(ring->tx_pending, EFX_TXQ_MIN_ENT(efx)); |
626 | if (txq_entries != ring->tx_pending) | |
627 | netif_warn(efx, drv, efx->net_dev, | |
628 | "increasing TX queue size to minimum of %u\n", | |
629 | txq_entries); | |
630 | ||
631 | return efx_realloc_channels(efx, ring->rx_pending, txq_entries); | |
4642610c BH |
632 | } |
633 | ||
8ceee660 BH |
634 | static int efx_ethtool_set_pauseparam(struct net_device *net_dev, |
635 | struct ethtool_pauseparam *pause) | |
636 | { | |
767e468c | 637 | struct efx_nic *efx = netdev_priv(net_dev); |
b5626946 | 638 | u8 wanted_fc, old_fc; |
d3245b28 | 639 | u32 old_adv; |
d3245b28 BH |
640 | int rc = 0; |
641 | ||
642 | mutex_lock(&efx->mac_lock); | |
8ceee660 | 643 | |
04cc8cac BH |
644 | wanted_fc = ((pause->rx_pause ? EFX_FC_RX : 0) | |
645 | (pause->tx_pause ? EFX_FC_TX : 0) | | |
646 | (pause->autoneg ? EFX_FC_AUTO : 0)); | |
647 | ||
648 | if ((wanted_fc & EFX_FC_TX) && !(wanted_fc & EFX_FC_RX)) { | |
62776d03 BH |
649 | netif_dbg(efx, drv, efx->net_dev, |
650 | "Flow control unsupported: tx ON rx OFF\n"); | |
d3245b28 BH |
651 | rc = -EINVAL; |
652 | goto out; | |
04cc8cac BH |
653 | } |
654 | ||
d3245b28 | 655 | if ((wanted_fc & EFX_FC_AUTO) && !efx->link_advertising) { |
62776d03 BH |
656 | netif_dbg(efx, drv, efx->net_dev, |
657 | "Autonegotiation is disabled\n"); | |
d3245b28 BH |
658 | rc = -EINVAL; |
659 | goto out; | |
04cc8cac BH |
660 | } |
661 | ||
9dd3a13b BH |
662 | /* Hook for Falcon bug 11482 workaround */ |
663 | if (efx->type->prepare_enable_fc_tx && | |
664 | (wanted_fc & EFX_FC_TX) && !(efx->wanted_fc & EFX_FC_TX)) | |
665 | efx->type->prepare_enable_fc_tx(efx); | |
04cc8cac | 666 | |
d3245b28 BH |
667 | old_adv = efx->link_advertising; |
668 | old_fc = efx->wanted_fc; | |
669 | efx_link_set_wanted_fc(efx, wanted_fc); | |
670 | if (efx->link_advertising != old_adv || | |
671 | (efx->wanted_fc ^ old_fc) & EFX_FC_AUTO) { | |
672 | rc = efx->phy_op->reconfigure(efx); | |
673 | if (rc) { | |
62776d03 BH |
674 | netif_err(efx, drv, efx->net_dev, |
675 | "Unable to advertise requested flow " | |
676 | "control setting\n"); | |
d3245b28 BH |
677 | goto out; |
678 | } | |
679 | } | |
04cc8cac | 680 | |
d3245b28 BH |
681 | /* Reconfigure the MAC. The PHY *may* generate a link state change event |
682 | * if the user just changed the advertised capabilities, but there's no | |
683 | * harm doing this twice */ | |
710b208d | 684 | efx->type->reconfigure_mac(efx); |
04cc8cac | 685 | |
d3245b28 | 686 | out: |
04cc8cac | 687 | mutex_unlock(&efx->mac_lock); |
8ceee660 | 688 | |
d3245b28 | 689 | return rc; |
8ceee660 BH |
690 | } |
691 | ||
692 | static void efx_ethtool_get_pauseparam(struct net_device *net_dev, | |
693 | struct ethtool_pauseparam *pause) | |
694 | { | |
767e468c | 695 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 | 696 | |
04cc8cac BH |
697 | pause->rx_pause = !!(efx->wanted_fc & EFX_FC_RX); |
698 | pause->tx_pause = !!(efx->wanted_fc & EFX_FC_TX); | |
699 | pause->autoneg = !!(efx->wanted_fc & EFX_FC_AUTO); | |
8ceee660 BH |
700 | } |
701 | ||
702 | ||
89c758fa BH |
703 | static void efx_ethtool_get_wol(struct net_device *net_dev, |
704 | struct ethtool_wolinfo *wol) | |
705 | { | |
706 | struct efx_nic *efx = netdev_priv(net_dev); | |
707 | return efx->type->get_wol(efx, wol); | |
708 | } | |
709 | ||
710 | ||
711 | static int efx_ethtool_set_wol(struct net_device *net_dev, | |
712 | struct ethtool_wolinfo *wol) | |
713 | { | |
714 | struct efx_nic *efx = netdev_priv(net_dev); | |
715 | return efx->type->set_wol(efx, wol->wolopts); | |
716 | } | |
717 | ||
d215697f | 718 | static int efx_ethtool_reset(struct net_device *net_dev, u32 *flags) |
eb9f6744 BH |
719 | { |
720 | struct efx_nic *efx = netdev_priv(net_dev); | |
0e2a9c7c | 721 | int rc; |
eb9f6744 | 722 | |
0e2a9c7c BH |
723 | rc = efx->type->map_reset_flags(flags); |
724 | if (rc < 0) | |
725 | return rc; | |
eb9f6744 | 726 | |
0e2a9c7c | 727 | return efx_reset(efx, rc); |
eb9f6744 BH |
728 | } |
729 | ||
7c460d9b BH |
730 | /* MAC address mask including only I/G bit */ |
731 | static const u8 mac_addr_ig_mask[ETH_ALEN] = { 0x01, 0, 0, 0, 0, 0 }; | |
c274d65c | 732 | |
0e0c3408 BH |
733 | #define IP4_ADDR_FULL_MASK ((__force __be32)~0) |
734 | #define PORT_FULL_MASK ((__force __be16)~0) | |
7c460d9b | 735 | #define ETHER_TYPE_FULL_MASK ((__force __be16)~0) |
0e0c3408 | 736 | |
b2bb7b77 BH |
737 | static int efx_ethtool_get_class_rule(struct efx_nic *efx, |
738 | struct ethtool_rx_flow_spec *rule) | |
739 | { | |
740 | struct ethtool_tcpip4_spec *ip_entry = &rule->h_u.tcp_ip4_spec; | |
741 | struct ethtool_tcpip4_spec *ip_mask = &rule->m_u.tcp_ip4_spec; | |
c274d65c BH |
742 | struct ethhdr *mac_entry = &rule->h_u.ether_spec; |
743 | struct ethhdr *mac_mask = &rule->m_u.ether_spec; | |
b2bb7b77 | 744 | struct efx_filter_spec spec; |
b2bb7b77 BH |
745 | int rc; |
746 | ||
747 | rc = efx_filter_get_filter_safe(efx, EFX_FILTER_PRI_MANUAL, | |
748 | rule->location, &spec); | |
749 | if (rc) | |
750 | return rc; | |
751 | ||
f26e958c | 752 | if (spec.dmaq_id == EFX_FILTER_RX_DMAQ_ID_DROP) |
b2bb7b77 BH |
753 | rule->ring_cookie = RX_CLS_FLOW_DISC; |
754 | else | |
755 | rule->ring_cookie = spec.dmaq_id; | |
756 | ||
7c460d9b BH |
757 | if ((spec.match_flags & EFX_FILTER_MATCH_ETHER_TYPE) && |
758 | spec.ether_type == htons(ETH_P_IP) && | |
759 | (spec.match_flags & EFX_FILTER_MATCH_IP_PROTO) && | |
760 | (spec.ip_proto == IPPROTO_TCP || spec.ip_proto == IPPROTO_UDP) && | |
761 | !(spec.match_flags & | |
762 | ~(EFX_FILTER_MATCH_ETHER_TYPE | EFX_FILTER_MATCH_OUTER_VID | | |
763 | EFX_FILTER_MATCH_LOC_HOST | EFX_FILTER_MATCH_REM_HOST | | |
764 | EFX_FILTER_MATCH_IP_PROTO | | |
765 | EFX_FILTER_MATCH_LOC_PORT | EFX_FILTER_MATCH_REM_PORT))) { | |
766 | rule->flow_type = ((spec.ip_proto == IPPROTO_TCP) ? | |
767 | TCP_V4_FLOW : UDP_V4_FLOW); | |
768 | if (spec.match_flags & EFX_FILTER_MATCH_LOC_HOST) { | |
769 | ip_entry->ip4dst = spec.loc_host[0]; | |
770 | ip_mask->ip4dst = IP4_ADDR_FULL_MASK; | |
771 | } | |
772 | if (spec.match_flags & EFX_FILTER_MATCH_REM_HOST) { | |
773 | ip_entry->ip4src = spec.rem_host[0]; | |
774 | ip_mask->ip4src = IP4_ADDR_FULL_MASK; | |
775 | } | |
776 | if (spec.match_flags & EFX_FILTER_MATCH_LOC_PORT) { | |
777 | ip_entry->pdst = spec.loc_port; | |
778 | ip_mask->pdst = PORT_FULL_MASK; | |
779 | } | |
780 | if (spec.match_flags & EFX_FILTER_MATCH_REM_PORT) { | |
781 | ip_entry->psrc = spec.rem_port; | |
782 | ip_mask->psrc = PORT_FULL_MASK; | |
783 | } | |
784 | } else if (!(spec.match_flags & | |
785 | ~(EFX_FILTER_MATCH_LOC_MAC | EFX_FILTER_MATCH_LOC_MAC_IG | | |
786 | EFX_FILTER_MATCH_REM_MAC | EFX_FILTER_MATCH_ETHER_TYPE | | |
787 | EFX_FILTER_MATCH_OUTER_VID))) { | |
b2bb7b77 | 788 | rule->flow_type = ETHER_FLOW; |
7c460d9b BH |
789 | if (spec.match_flags & |
790 | (EFX_FILTER_MATCH_LOC_MAC | EFX_FILTER_MATCH_LOC_MAC_IG)) { | |
791 | memcpy(mac_entry->h_dest, spec.loc_mac, ETH_ALEN); | |
792 | if (spec.match_flags & EFX_FILTER_MATCH_LOC_MAC) | |
793 | memset(mac_mask->h_dest, ~0, ETH_ALEN); | |
794 | else | |
795 | memcpy(mac_mask->h_dest, mac_addr_ig_mask, | |
796 | ETH_ALEN); | |
b2bb7b77 | 797 | } |
7c460d9b BH |
798 | if (spec.match_flags & EFX_FILTER_MATCH_REM_MAC) { |
799 | memcpy(mac_entry->h_source, spec.rem_mac, ETH_ALEN); | |
800 | memset(mac_mask->h_source, ~0, ETH_ALEN); | |
801 | } | |
802 | if (spec.match_flags & EFX_FILTER_MATCH_ETHER_TYPE) { | |
803 | mac_entry->h_proto = spec.ether_type; | |
804 | mac_mask->h_proto = ETHER_TYPE_FULL_MASK; | |
805 | } | |
806 | } else { | |
807 | /* The above should handle all filters that we insert */ | |
808 | WARN_ON(1); | |
809 | return -EINVAL; | |
b2bb7b77 BH |
810 | } |
811 | ||
7c460d9b BH |
812 | if (spec.match_flags & EFX_FILTER_MATCH_OUTER_VID) { |
813 | rule->flow_type |= FLOW_EXT; | |
814 | rule->h_ext.vlan_tci = spec.outer_vid; | |
815 | rule->m_ext.vlan_tci = htons(0xfff); | |
b2bb7b77 | 816 | } |
7c460d9b | 817 | |
b2bb7b77 BH |
818 | return rc; |
819 | } | |
820 | ||
765c9f46 BH |
821 | static int |
822 | efx_ethtool_get_rxnfc(struct net_device *net_dev, | |
b2bb7b77 | 823 | struct ethtool_rxnfc *info, u32 *rule_locs) |
765c9f46 BH |
824 | { |
825 | struct efx_nic *efx = netdev_priv(net_dev); | |
826 | ||
827 | switch (info->cmd) { | |
828 | case ETHTOOL_GRXRINGS: | |
829 | info->data = efx->n_rx_channels; | |
830 | return 0; | |
831 | ||
832 | case ETHTOOL_GRXFH: { | |
833 | unsigned min_revision = 0; | |
834 | ||
835 | info->data = 0; | |
836 | switch (info->flow_type) { | |
837 | case TCP_V4_FLOW: | |
838 | info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; | |
839 | /* fall through */ | |
840 | case UDP_V4_FLOW: | |
841 | case SCTP_V4_FLOW: | |
842 | case AH_ESP_V4_FLOW: | |
843 | case IPV4_FLOW: | |
844 | info->data |= RXH_IP_SRC | RXH_IP_DST; | |
845 | min_revision = EFX_REV_FALCON_B0; | |
846 | break; | |
847 | case TCP_V6_FLOW: | |
848 | info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; | |
849 | /* fall through */ | |
850 | case UDP_V6_FLOW: | |
851 | case SCTP_V6_FLOW: | |
852 | case AH_ESP_V6_FLOW: | |
853 | case IPV6_FLOW: | |
854 | info->data |= RXH_IP_SRC | RXH_IP_DST; | |
855 | min_revision = EFX_REV_SIENA_A0; | |
856 | break; | |
857 | default: | |
858 | break; | |
859 | } | |
860 | if (efx_nic_rev(efx) < min_revision) | |
861 | info->data = 0; | |
862 | return 0; | |
863 | } | |
864 | ||
b2bb7b77 BH |
865 | case ETHTOOL_GRXCLSRLCNT: |
866 | info->data = efx_filter_get_rx_id_limit(efx); | |
867 | if (info->data == 0) | |
868 | return -EOPNOTSUPP; | |
869 | info->data |= RX_CLS_LOC_SPECIAL; | |
870 | info->rule_cnt = | |
871 | efx_filter_count_rx_used(efx, EFX_FILTER_PRI_MANUAL); | |
872 | return 0; | |
873 | ||
874 | case ETHTOOL_GRXCLSRULE: | |
875 | if (efx_filter_get_rx_id_limit(efx) == 0) | |
876 | return -EOPNOTSUPP; | |
877 | return efx_ethtool_get_class_rule(efx, &info->fs); | |
878 | ||
879 | case ETHTOOL_GRXCLSRLALL: { | |
880 | s32 rc; | |
881 | info->data = efx_filter_get_rx_id_limit(efx); | |
882 | if (info->data == 0) | |
883 | return -EOPNOTSUPP; | |
884 | rc = efx_filter_get_rx_ids(efx, EFX_FILTER_PRI_MANUAL, | |
885 | rule_locs, info->rule_cnt); | |
886 | if (rc < 0) | |
887 | return rc; | |
888 | info->rule_cnt = rc; | |
889 | return 0; | |
890 | } | |
891 | ||
765c9f46 BH |
892 | default: |
893 | return -EOPNOTSUPP; | |
894 | } | |
895 | } | |
896 | ||
b2bb7b77 BH |
897 | static int efx_ethtool_set_class_rule(struct efx_nic *efx, |
898 | struct ethtool_rx_flow_spec *rule) | |
b4187e42 | 899 | { |
b2bb7b77 BH |
900 | struct ethtool_tcpip4_spec *ip_entry = &rule->h_u.tcp_ip4_spec; |
901 | struct ethtool_tcpip4_spec *ip_mask = &rule->m_u.tcp_ip4_spec; | |
902 | struct ethhdr *mac_entry = &rule->h_u.ether_spec; | |
903 | struct ethhdr *mac_mask = &rule->m_u.ether_spec; | |
904 | struct efx_filter_spec spec; | |
c39d35eb | 905 | int rc; |
b4187e42 | 906 | |
b2bb7b77 | 907 | /* Check that user wants us to choose the location */ |
9e0f9a10 | 908 | if (rule->location != RX_CLS_LOC_ANY) |
b4187e42 BH |
909 | return -EINVAL; |
910 | ||
b2bb7b77 BH |
911 | /* Range-check ring_cookie */ |
912 | if (rule->ring_cookie >= efx->n_rx_channels && | |
913 | rule->ring_cookie != RX_CLS_FLOW_DISC) | |
b4187e42 BH |
914 | return -EINVAL; |
915 | ||
b2bb7b77 BH |
916 | /* Check for unsupported extensions */ |
917 | if ((rule->flow_type & FLOW_EXT) && | |
0e0c3408 | 918 | (rule->m_ext.vlan_etype || rule->m_ext.data[0] || |
b2bb7b77 BH |
919 | rule->m_ext.data[1])) |
920 | return -EINVAL; | |
921 | ||
85740cdf BH |
922 | efx_filter_init_rx(&spec, EFX_FILTER_PRI_MANUAL, |
923 | efx->rx_scatter ? EFX_FILTER_FLAG_RX_SCATTER : 0, | |
b2bb7b77 | 924 | (rule->ring_cookie == RX_CLS_FLOW_DISC) ? |
f26e958c | 925 | EFX_FILTER_RX_DMAQ_ID_DROP : rule->ring_cookie); |
c39d35eb | 926 | |
7c460d9b | 927 | switch (rule->flow_type & ~FLOW_EXT) { |
b4187e42 | 928 | case TCP_V4_FLOW: |
7c460d9b BH |
929 | case UDP_V4_FLOW: |
930 | spec.match_flags = (EFX_FILTER_MATCH_ETHER_TYPE | | |
931 | EFX_FILTER_MATCH_IP_PROTO); | |
932 | spec.ether_type = htons(ETH_P_IP); | |
933 | spec.ip_proto = ((rule->flow_type & ~FLOW_EXT) == TCP_V4_FLOW ? | |
934 | IPPROTO_TCP : IPPROTO_UDP); | |
935 | if (ip_mask->ip4dst) { | |
936 | if (ip_mask->ip4dst != IP4_ADDR_FULL_MASK) | |
937 | return -EINVAL; | |
938 | spec.match_flags |= EFX_FILTER_MATCH_LOC_HOST; | |
939 | spec.loc_host[0] = ip_entry->ip4dst; | |
940 | } | |
941 | if (ip_mask->ip4src) { | |
942 | if (ip_mask->ip4src != IP4_ADDR_FULL_MASK) | |
943 | return -EINVAL; | |
944 | spec.match_flags |= EFX_FILTER_MATCH_REM_HOST; | |
945 | spec.rem_host[0] = ip_entry->ip4src; | |
946 | } | |
947 | if (ip_mask->pdst) { | |
948 | if (ip_mask->pdst != PORT_FULL_MASK) | |
949 | return -EINVAL; | |
950 | spec.match_flags |= EFX_FILTER_MATCH_LOC_PORT; | |
951 | spec.loc_port = ip_entry->pdst; | |
952 | } | |
953 | if (ip_mask->psrc) { | |
954 | if (ip_mask->psrc != PORT_FULL_MASK) | |
955 | return -EINVAL; | |
956 | spec.match_flags |= EFX_FILTER_MATCH_REM_PORT; | |
957 | spec.rem_port = ip_entry->psrc; | |
958 | } | |
959 | if (ip_mask->tos) | |
b4187e42 BH |
960 | return -EINVAL; |
961 | break; | |
c274d65c | 962 | |
7c460d9b BH |
963 | case ETHER_FLOW: |
964 | if (!is_zero_ether_addr(mac_mask->h_dest)) { | |
965 | if (ether_addr_equal(mac_mask->h_dest, | |
966 | mac_addr_ig_mask)) | |
967 | spec.match_flags |= EFX_FILTER_MATCH_LOC_MAC_IG; | |
968 | else if (is_broadcast_ether_addr(mac_mask->h_dest)) | |
969 | spec.match_flags |= EFX_FILTER_MATCH_LOC_MAC; | |
c274d65c | 970 | else |
7c460d9b BH |
971 | return -EINVAL; |
972 | memcpy(spec.loc_mac, mac_entry->h_dest, ETH_ALEN); | |
c274d65c | 973 | } |
7c460d9b BH |
974 | if (!is_zero_ether_addr(mac_mask->h_source)) { |
975 | if (!is_broadcast_ether_addr(mac_mask->h_source)) | |
976 | return -EINVAL; | |
977 | spec.match_flags |= EFX_FILTER_MATCH_REM_MAC; | |
978 | memcpy(spec.rem_mac, mac_entry->h_source, ETH_ALEN); | |
979 | } | |
980 | if (mac_mask->h_proto) { | |
981 | if (mac_mask->h_proto != ETHER_TYPE_FULL_MASK) | |
982 | return -EINVAL; | |
983 | spec.match_flags |= EFX_FILTER_MATCH_ETHER_TYPE; | |
984 | spec.ether_type = mac_entry->h_proto; | |
c274d65c | 985 | } |
b4187e42 | 986 | break; |
c39d35eb | 987 | |
b4187e42 BH |
988 | default: |
989 | return -EINVAL; | |
990 | } | |
991 | ||
7c460d9b BH |
992 | if ((rule->flow_type & FLOW_EXT) && rule->m_ext.vlan_tci) { |
993 | if (rule->m_ext.vlan_tci != htons(0xfff)) | |
994 | return -EINVAL; | |
995 | spec.match_flags |= EFX_FILTER_MATCH_OUTER_VID; | |
996 | spec.outer_vid = rule->h_ext.vlan_tci; | |
997 | } | |
998 | ||
b2bb7b77 BH |
999 | rc = efx_filter_insert_filter(efx, &spec, true); |
1000 | if (rc < 0) | |
1001 | return rc; | |
47a8467c | 1002 | |
b2bb7b77 BH |
1003 | rule->location = rc; |
1004 | return 0; | |
1005 | } | |
1006 | ||
1007 | static int efx_ethtool_set_rxnfc(struct net_device *net_dev, | |
1008 | struct ethtool_rxnfc *info) | |
1009 | { | |
1010 | struct efx_nic *efx = netdev_priv(net_dev); | |
1011 | ||
1012 | if (efx_filter_get_rx_id_limit(efx) == 0) | |
1013 | return -EOPNOTSUPP; | |
1014 | ||
1015 | switch (info->cmd) { | |
1016 | case ETHTOOL_SRXCLSRLINS: | |
1017 | return efx_ethtool_set_class_rule(efx, &info->fs); | |
1018 | ||
1019 | case ETHTOOL_SRXCLSRLDEL: | |
1020 | return efx_filter_remove_id_safe(efx, EFX_FILTER_PRI_MANUAL, | |
1021 | info->fs.location); | |
1022 | ||
1023 | default: | |
1024 | return -EOPNOTSUPP; | |
1025 | } | |
b4187e42 BH |
1026 | } |
1027 | ||
7850f63f | 1028 | static u32 efx_ethtool_get_rxfh_indir_size(struct net_device *net_dev) |
765c9f46 BH |
1029 | { |
1030 | struct efx_nic *efx = netdev_priv(net_dev); | |
765c9f46 | 1031 | |
cd2d5b52 BH |
1032 | return ((efx_nic_rev(efx) < EFX_REV_FALCON_B0 || |
1033 | efx->n_rx_channels == 1) ? | |
7850f63f BH |
1034 | 0 : ARRAY_SIZE(efx->rx_indir_table)); |
1035 | } | |
1036 | ||
1037 | static int efx_ethtool_get_rxfh_indir(struct net_device *net_dev, u32 *indir) | |
1038 | { | |
1039 | struct efx_nic *efx = netdev_priv(net_dev); | |
765c9f46 | 1040 | |
7850f63f | 1041 | memcpy(indir, efx->rx_indir_table, sizeof(efx->rx_indir_table)); |
765c9f46 BH |
1042 | return 0; |
1043 | } | |
1044 | ||
1045 | static int efx_ethtool_set_rxfh_indir(struct net_device *net_dev, | |
7850f63f | 1046 | const u32 *indir) |
765c9f46 BH |
1047 | { |
1048 | struct efx_nic *efx = netdev_priv(net_dev); | |
765c9f46 | 1049 | |
7850f63f | 1050 | memcpy(efx->rx_indir_table, indir, sizeof(efx->rx_indir_table)); |
d43050c0 | 1051 | efx->type->rx_push_rss_config(efx); |
765c9f46 BH |
1052 | return 0; |
1053 | } | |
1054 | ||
b51ca34a FW |
1055 | static int efx_ethtool_get_ts_info(struct net_device *net_dev, |
1056 | struct ethtool_ts_info *ts_info) | |
62ebac92 BH |
1057 | { |
1058 | struct efx_nic *efx = netdev_priv(net_dev); | |
1059 | ||
1060 | /* Software capabilities */ | |
1061 | ts_info->so_timestamping = (SOF_TIMESTAMPING_RX_SOFTWARE | | |
1062 | SOF_TIMESTAMPING_SOFTWARE); | |
1063 | ts_info->phc_index = -1; | |
1064 | ||
1065 | efx_ptp_get_ts_info(efx, ts_info); | |
1066 | return 0; | |
1067 | } | |
1068 | ||
c087bd2c SH |
1069 | static int efx_ethtool_get_module_eeprom(struct net_device *net_dev, |
1070 | struct ethtool_eeprom *ee, | |
1071 | u8 *data) | |
1072 | { | |
1073 | struct efx_nic *efx = netdev_priv(net_dev); | |
1074 | int ret; | |
1075 | ||
1076 | if (!efx->phy_op || !efx->phy_op->get_module_eeprom) | |
1077 | return -EOPNOTSUPP; | |
1078 | ||
1079 | mutex_lock(&efx->mac_lock); | |
1080 | ret = efx->phy_op->get_module_eeprom(efx, ee, data); | |
1081 | mutex_unlock(&efx->mac_lock); | |
1082 | ||
1083 | return ret; | |
1084 | } | |
1085 | ||
1086 | static int efx_ethtool_get_module_info(struct net_device *net_dev, | |
1087 | struct ethtool_modinfo *modinfo) | |
1088 | { | |
1089 | struct efx_nic *efx = netdev_priv(net_dev); | |
1090 | int ret; | |
1091 | ||
1092 | if (!efx->phy_op || !efx->phy_op->get_module_info) | |
1093 | return -EOPNOTSUPP; | |
1094 | ||
1095 | mutex_lock(&efx->mac_lock); | |
1096 | ret = efx->phy_op->get_module_info(efx, modinfo); | |
1097 | mutex_unlock(&efx->mac_lock); | |
1098 | ||
1099 | return ret; | |
1100 | } | |
1101 | ||
0fc0b732 | 1102 | const struct ethtool_ops efx_ethtool_ops = { |
8ceee660 BH |
1103 | .get_settings = efx_ethtool_get_settings, |
1104 | .set_settings = efx_ethtool_set_settings, | |
1105 | .get_drvinfo = efx_ethtool_get_drvinfo, | |
5b98c1bf BH |
1106 | .get_regs_len = efx_ethtool_get_regs_len, |
1107 | .get_regs = efx_ethtool_get_regs, | |
62776d03 BH |
1108 | .get_msglevel = efx_ethtool_get_msglevel, |
1109 | .set_msglevel = efx_ethtool_set_msglevel, | |
8ceee660 | 1110 | .nway_reset = efx_ethtool_nway_reset, |
ed4ba4b5 | 1111 | .get_link = ethtool_op_get_link, |
8ceee660 BH |
1112 | .get_coalesce = efx_ethtool_get_coalesce, |
1113 | .set_coalesce = efx_ethtool_set_coalesce, | |
4642610c BH |
1114 | .get_ringparam = efx_ethtool_get_ringparam, |
1115 | .set_ringparam = efx_ethtool_set_ringparam, | |
8ceee660 BH |
1116 | .get_pauseparam = efx_ethtool_get_pauseparam, |
1117 | .set_pauseparam = efx_ethtool_set_pauseparam, | |
3594e131 | 1118 | .get_sset_count = efx_ethtool_get_sset_count, |
3273c2e8 | 1119 | .self_test = efx_ethtool_self_test, |
8ceee660 | 1120 | .get_strings = efx_ethtool_get_strings, |
c5e129ac | 1121 | .set_phys_id = efx_ethtool_phys_id, |
8ceee660 | 1122 | .get_ethtool_stats = efx_ethtool_get_stats, |
89c758fa BH |
1123 | .get_wol = efx_ethtool_get_wol, |
1124 | .set_wol = efx_ethtool_set_wol, | |
eb9f6744 | 1125 | .reset = efx_ethtool_reset, |
765c9f46 | 1126 | .get_rxnfc = efx_ethtool_get_rxnfc, |
b2bb7b77 | 1127 | .set_rxnfc = efx_ethtool_set_rxnfc, |
7850f63f | 1128 | .get_rxfh_indir_size = efx_ethtool_get_rxfh_indir_size, |
765c9f46 BH |
1129 | .get_rxfh_indir = efx_ethtool_get_rxfh_indir, |
1130 | .set_rxfh_indir = efx_ethtool_set_rxfh_indir, | |
62ebac92 | 1131 | .get_ts_info = efx_ethtool_get_ts_info, |
c087bd2c SH |
1132 | .get_module_info = efx_ethtool_get_module_info, |
1133 | .get_module_eeprom = efx_ethtool_get_module_eeprom, | |
8ceee660 | 1134 | }; |