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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 |
22 | struct ethtool_string { |
23 | char name[ETH_GSTRING_LEN]; | |
24 | }; | |
25 | ||
26 | struct 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 | ||
50 | static u64 efx_get_uint_stat(void *field) | |
51 | { | |
52 | return *(unsigned int *)field; | |
53 | } | |
54 | ||
8ceee660 BH |
55 | static u64 efx_get_u64_stat(void *field) |
56 | { | |
57 | return *(u64 *) field; | |
58 | } | |
59 | ||
60 | static 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 | 85 | static 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 BH |
156 | EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_frm_trunc), |
157 | }; | |
158 | ||
159 | /* Number of ethtool statistics */ | |
160 | #define EFX_ETHTOOL_NUM_STATS ARRAY_SIZE(efx_ethtool_stats) | |
161 | ||
4a5b504d | 162 | #define EFX_ETHTOOL_EEPROM_MAGIC 0xEFAB |
4a5b504d | 163 | |
8ceee660 BH |
164 | /************************************************************************** |
165 | * | |
166 | * Ethtool operations | |
167 | * | |
168 | ************************************************************************** | |
169 | */ | |
170 | ||
171 | /* Identify device by flashing LEDs */ | |
c5e129ac BH |
172 | static int efx_ethtool_phys_id(struct net_device *net_dev, |
173 | enum ethtool_phys_id_state state) | |
8ceee660 | 174 | { |
767e468c | 175 | struct efx_nic *efx = netdev_priv(net_dev); |
fce55922 | 176 | enum efx_led_mode mode = EFX_LED_DEFAULT; |
8ceee660 | 177 | |
c5e129ac BH |
178 | switch (state) { |
179 | case ETHTOOL_ID_ON: | |
180 | mode = EFX_LED_ON; | |
181 | break; | |
182 | case ETHTOOL_ID_OFF: | |
183 | mode = EFX_LED_OFF; | |
184 | break; | |
185 | case ETHTOOL_ID_INACTIVE: | |
186 | mode = EFX_LED_DEFAULT; | |
187 | break; | |
fce55922 AB |
188 | case ETHTOOL_ID_ACTIVE: |
189 | return 1; /* cycle on/off once per second */ | |
c5e129ac | 190 | } |
398468ed | 191 | |
c5e129ac | 192 | efx->type->set_id_led(efx, mode); |
8ceee660 BH |
193 | return 0; |
194 | } | |
195 | ||
196 | /* This must be called with rtnl_lock held. */ | |
d215697f | 197 | static int efx_ethtool_get_settings(struct net_device *net_dev, |
198 | struct ethtool_cmd *ecmd) | |
8ceee660 | 199 | { |
767e468c | 200 | struct efx_nic *efx = netdev_priv(net_dev); |
d3245b28 | 201 | struct efx_link_state *link_state = &efx->link_state; |
8ceee660 BH |
202 | |
203 | mutex_lock(&efx->mac_lock); | |
177dfcd8 | 204 | efx->phy_op->get_settings(efx, ecmd); |
8ceee660 BH |
205 | mutex_unlock(&efx->mac_lock); |
206 | ||
754c653a | 207 | /* GMAC does not support 1000Mbps HD */ |
177dfcd8 | 208 | ecmd->supported &= ~SUPPORTED_1000baseT_Half; |
d3245b28 BH |
209 | /* Both MACs support pause frames (bidirectional and respond-only) */ |
210 | ecmd->supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause; | |
211 | ||
212 | if (LOOPBACK_INTERNAL(efx)) { | |
70739497 | 213 | ethtool_cmd_speed_set(ecmd, link_state->speed); |
d3245b28 BH |
214 | ecmd->duplex = link_state->fd ? DUPLEX_FULL : DUPLEX_HALF; |
215 | } | |
177dfcd8 BH |
216 | |
217 | return 0; | |
8ceee660 BH |
218 | } |
219 | ||
220 | /* This must be called with rtnl_lock held. */ | |
d215697f | 221 | static int efx_ethtool_set_settings(struct net_device *net_dev, |
222 | struct ethtool_cmd *ecmd) | |
8ceee660 | 223 | { |
767e468c | 224 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 BH |
225 | int rc; |
226 | ||
754c653a | 227 | /* GMAC does not support 1000Mbps HD */ |
25db0338 DD |
228 | if ((ethtool_cmd_speed(ecmd) == SPEED_1000) && |
229 | (ecmd->duplex != DUPLEX_FULL)) { | |
62776d03 BH |
230 | netif_dbg(efx, drv, efx->net_dev, |
231 | "rejecting unsupported 1000Mbps HD setting\n"); | |
177dfcd8 BH |
232 | return -EINVAL; |
233 | } | |
234 | ||
8ceee660 | 235 | mutex_lock(&efx->mac_lock); |
177dfcd8 | 236 | rc = efx->phy_op->set_settings(efx, ecmd); |
8ceee660 | 237 | mutex_unlock(&efx->mac_lock); |
8ceee660 BH |
238 | return rc; |
239 | } | |
240 | ||
241 | static void efx_ethtool_get_drvinfo(struct net_device *net_dev, | |
242 | struct ethtool_drvinfo *info) | |
243 | { | |
767e468c | 244 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 | 245 | |
c5d5f5fd | 246 | strlcpy(info->driver, KBUILD_MODNAME, sizeof(info->driver)); |
8ceee660 | 247 | strlcpy(info->version, EFX_DRIVER_VERSION, sizeof(info->version)); |
8880f4ec | 248 | if (efx_nic_rev(efx) >= EFX_REV_SIENA_A0) |
e5f0fd27 BH |
249 | efx_mcdi_print_fwver(efx, info->fw_version, |
250 | sizeof(info->fw_version)); | |
8ceee660 BH |
251 | strlcpy(info->bus_info, pci_name(efx->pci_dev), sizeof(info->bus_info)); |
252 | } | |
253 | ||
5b98c1bf BH |
254 | static int efx_ethtool_get_regs_len(struct net_device *net_dev) |
255 | { | |
256 | return efx_nic_get_regs_len(netdev_priv(net_dev)); | |
257 | } | |
258 | ||
259 | static void efx_ethtool_get_regs(struct net_device *net_dev, | |
260 | struct ethtool_regs *regs, void *buf) | |
261 | { | |
262 | struct efx_nic *efx = netdev_priv(net_dev); | |
263 | ||
264 | regs->version = efx->type->revision; | |
265 | efx_nic_get_regs(efx, buf); | |
266 | } | |
267 | ||
62776d03 BH |
268 | static u32 efx_ethtool_get_msglevel(struct net_device *net_dev) |
269 | { | |
270 | struct efx_nic *efx = netdev_priv(net_dev); | |
271 | return efx->msg_enable; | |
272 | } | |
273 | ||
274 | static void efx_ethtool_set_msglevel(struct net_device *net_dev, u32 msg_enable) | |
275 | { | |
276 | struct efx_nic *efx = netdev_priv(net_dev); | |
277 | efx->msg_enable = msg_enable; | |
278 | } | |
279 | ||
3273c2e8 BH |
280 | /** |
281 | * efx_fill_test - fill in an individual self-test entry | |
282 | * @test_index: Index of the test | |
283 | * @strings: Ethtool strings, or %NULL | |
284 | * @data: Ethtool test results, or %NULL | |
285 | * @test: Pointer to test result (used only if data != %NULL) | |
740ced99 BH |
286 | * @unit_format: Unit name format (e.g. "chan\%d") |
287 | * @unit_id: Unit id (e.g. 0 for "chan0") | |
3273c2e8 | 288 | * @test_format: Test name format (e.g. "loopback.\%s.tx.sent") |
740ced99 | 289 | * @test_id: Test id (e.g. "PHYXS" for "loopback.PHYXS.tx_sent") |
3273c2e8 BH |
290 | * |
291 | * Fill in an individual self-test entry. | |
292 | */ | |
293 | static void efx_fill_test(unsigned int test_index, | |
294 | struct ethtool_string *strings, u64 *data, | |
295 | int *test, const char *unit_format, int unit_id, | |
296 | const char *test_format, const char *test_id) | |
297 | { | |
298 | struct ethtool_string unit_str, test_str; | |
299 | ||
300 | /* Fill data value, if applicable */ | |
301 | if (data) | |
302 | data[test_index] = *test; | |
303 | ||
304 | /* Fill string, if applicable */ | |
305 | if (strings) { | |
11e66966 BH |
306 | if (strchr(unit_format, '%')) |
307 | snprintf(unit_str.name, sizeof(unit_str.name), | |
308 | unit_format, unit_id); | |
309 | else | |
310 | strcpy(unit_str.name, unit_format); | |
3273c2e8 BH |
311 | snprintf(test_str.name, sizeof(test_str.name), |
312 | test_format, test_id); | |
313 | snprintf(strings[test_index].name, | |
314 | sizeof(strings[test_index].name), | |
740ced99 | 315 | "%-6s %-24s", unit_str.name, test_str.name); |
3273c2e8 BH |
316 | } |
317 | } | |
318 | ||
740ced99 | 319 | #define EFX_CHANNEL_NAME(_channel) "chan%d", _channel->channel |
3273c2e8 BH |
320 | #define EFX_TX_QUEUE_NAME(_tx_queue) "txq%d", _tx_queue->queue |
321 | #define EFX_RX_QUEUE_NAME(_rx_queue) "rxq%d", _rx_queue->queue | |
322 | #define EFX_LOOPBACK_NAME(_mode, _counter) \ | |
c459302d | 323 | "loopback.%s." _counter, STRING_TABLE_LOOKUP(_mode, efx_loopback_mode) |
3273c2e8 BH |
324 | |
325 | /** | |
326 | * efx_fill_loopback_test - fill in a block of loopback self-test entries | |
327 | * @efx: Efx NIC | |
328 | * @lb_tests: Efx loopback self-test results structure | |
329 | * @mode: Loopback test mode | |
330 | * @test_index: Starting index of the test | |
331 | * @strings: Ethtool strings, or %NULL | |
332 | * @data: Ethtool test results, or %NULL | |
333 | */ | |
334 | static int efx_fill_loopback_test(struct efx_nic *efx, | |
335 | struct efx_loopback_self_tests *lb_tests, | |
336 | enum efx_loopback_mode mode, | |
337 | unsigned int test_index, | |
338 | struct ethtool_string *strings, u64 *data) | |
339 | { | |
f7d12cdc | 340 | struct efx_channel *channel = efx_get_channel(efx, 0); |
3273c2e8 BH |
341 | struct efx_tx_queue *tx_queue; |
342 | ||
f7d12cdc | 343 | efx_for_each_channel_tx_queue(tx_queue, channel) { |
3273c2e8 BH |
344 | efx_fill_test(test_index++, strings, data, |
345 | &lb_tests->tx_sent[tx_queue->queue], | |
346 | EFX_TX_QUEUE_NAME(tx_queue), | |
347 | EFX_LOOPBACK_NAME(mode, "tx_sent")); | |
348 | efx_fill_test(test_index++, strings, data, | |
349 | &lb_tests->tx_done[tx_queue->queue], | |
350 | EFX_TX_QUEUE_NAME(tx_queue), | |
351 | EFX_LOOPBACK_NAME(mode, "tx_done")); | |
352 | } | |
353 | efx_fill_test(test_index++, strings, data, | |
354 | &lb_tests->rx_good, | |
11e66966 | 355 | "rx", 0, |
3273c2e8 BH |
356 | EFX_LOOPBACK_NAME(mode, "rx_good")); |
357 | efx_fill_test(test_index++, strings, data, | |
358 | &lb_tests->rx_bad, | |
11e66966 | 359 | "rx", 0, |
3273c2e8 BH |
360 | EFX_LOOPBACK_NAME(mode, "rx_bad")); |
361 | ||
362 | return test_index; | |
363 | } | |
364 | ||
365 | /** | |
366 | * efx_ethtool_fill_self_tests - get self-test details | |
367 | * @efx: Efx NIC | |
368 | * @tests: Efx self-test results structure, or %NULL | |
369 | * @strings: Ethtool strings, or %NULL | |
370 | * @data: Ethtool test results, or %NULL | |
371 | */ | |
372 | static int efx_ethtool_fill_self_tests(struct efx_nic *efx, | |
373 | struct efx_self_tests *tests, | |
374 | struct ethtool_string *strings, | |
375 | u64 *data) | |
376 | { | |
377 | struct efx_channel *channel; | |
1796721a | 378 | unsigned int n = 0, i; |
3273c2e8 BH |
379 | enum efx_loopback_mode mode; |
380 | ||
4f16c073 BH |
381 | efx_fill_test(n++, strings, data, &tests->phy_alive, |
382 | "phy", 0, "alive", NULL); | |
8c8661e4 BH |
383 | efx_fill_test(n++, strings, data, &tests->nvram, |
384 | "core", 0, "nvram", NULL); | |
3273c2e8 BH |
385 | efx_fill_test(n++, strings, data, &tests->interrupt, |
386 | "core", 0, "interrupt", NULL); | |
387 | ||
388 | /* Event queues */ | |
389 | efx_for_each_channel(channel, efx) { | |
390 | efx_fill_test(n++, strings, data, | |
391 | &tests->eventq_dma[channel->channel], | |
392 | EFX_CHANNEL_NAME(channel), | |
393 | "eventq.dma", NULL); | |
394 | efx_fill_test(n++, strings, data, | |
395 | &tests->eventq_int[channel->channel], | |
396 | EFX_CHANNEL_NAME(channel), | |
397 | "eventq.int", NULL); | |
3273c2e8 BH |
398 | } |
399 | ||
8c8661e4 BH |
400 | efx_fill_test(n++, strings, data, &tests->registers, |
401 | "core", 0, "registers", NULL); | |
1796721a | 402 | |
c1c4f453 BH |
403 | if (efx->phy_op->run_tests != NULL) { |
404 | EFX_BUG_ON_PARANOID(efx->phy_op->test_name == NULL); | |
405 | ||
406 | for (i = 0; true; ++i) { | |
407 | const char *name; | |
408 | ||
409 | EFX_BUG_ON_PARANOID(i >= EFX_MAX_PHY_TESTS); | |
410 | name = efx->phy_op->test_name(efx, i); | |
411 | if (name == NULL) | |
412 | break; | |
413 | ||
4f16c073 | 414 | efx_fill_test(n++, strings, data, &tests->phy_ext[i], |
c1c4f453 BH |
415 | "phy", 0, name, NULL); |
416 | } | |
417 | } | |
3273c2e8 BH |
418 | |
419 | /* Loopback tests */ | |
8c8661e4 | 420 | for (mode = LOOPBACK_NONE; mode <= LOOPBACK_TEST_MAX; mode++) { |
3273c2e8 BH |
421 | if (!(efx->loopback_modes & (1 << mode))) |
422 | continue; | |
423 | n = efx_fill_loopback_test(efx, | |
424 | &tests->loopback[mode], mode, n, | |
425 | strings, data); | |
426 | } | |
427 | ||
428 | return n; | |
429 | } | |
430 | ||
3594e131 BH |
431 | static int efx_ethtool_get_sset_count(struct net_device *net_dev, |
432 | int string_set) | |
8ceee660 | 433 | { |
3594e131 BH |
434 | switch (string_set) { |
435 | case ETH_SS_STATS: | |
436 | return EFX_ETHTOOL_NUM_STATS; | |
437 | case ETH_SS_TEST: | |
438 | return efx_ethtool_fill_self_tests(netdev_priv(net_dev), | |
439 | NULL, NULL, NULL); | |
440 | default: | |
441 | return -EINVAL; | |
442 | } | |
3273c2e8 BH |
443 | } |
444 | ||
8ceee660 BH |
445 | static void efx_ethtool_get_strings(struct net_device *net_dev, |
446 | u32 string_set, u8 *strings) | |
447 | { | |
767e468c | 448 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 BH |
449 | struct ethtool_string *ethtool_strings = |
450 | (struct ethtool_string *)strings; | |
451 | int i; | |
452 | ||
3273c2e8 BH |
453 | switch (string_set) { |
454 | case ETH_SS_STATS: | |
8ceee660 BH |
455 | for (i = 0; i < EFX_ETHTOOL_NUM_STATS; i++) |
456 | strncpy(ethtool_strings[i].name, | |
457 | efx_ethtool_stats[i].name, | |
458 | sizeof(ethtool_strings[i].name)); | |
3273c2e8 BH |
459 | break; |
460 | case ETH_SS_TEST: | |
461 | efx_ethtool_fill_self_tests(efx, NULL, | |
462 | ethtool_strings, NULL); | |
463 | break; | |
464 | default: | |
465 | /* No other string sets */ | |
466 | break; | |
467 | } | |
8ceee660 BH |
468 | } |
469 | ||
470 | static void efx_ethtool_get_stats(struct net_device *net_dev, | |
471 | struct ethtool_stats *stats, | |
472 | u64 *data) | |
473 | { | |
767e468c | 474 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 | 475 | struct efx_mac_stats *mac_stats = &efx->mac_stats; |
18e83e4c | 476 | const struct efx_ethtool_stat *stat; |
8ceee660 | 477 | struct efx_channel *channel; |
119226c5 | 478 | struct efx_tx_queue *tx_queue; |
8ceee660 BH |
479 | int i; |
480 | ||
481 | EFX_BUG_ON_PARANOID(stats->n_stats != EFX_ETHTOOL_NUM_STATS); | |
482 | ||
1cb34522 BH |
483 | spin_lock_bh(&efx->stats_lock); |
484 | ||
8ceee660 | 485 | /* Update MAC and NIC statistics */ |
1cb34522 | 486 | efx->type->update_stats(efx); |
8ceee660 BH |
487 | |
488 | /* Fill detailed statistics buffer */ | |
489 | for (i = 0; i < EFX_ETHTOOL_NUM_STATS; i++) { | |
490 | stat = &efx_ethtool_stats[i]; | |
491 | switch (stat->source) { | |
492 | case EFX_ETHTOOL_STAT_SOURCE_mac_stats: | |
493 | data[i] = stat->get_stat((void *)mac_stats + | |
494 | stat->offset); | |
495 | break; | |
496 | case EFX_ETHTOOL_STAT_SOURCE_nic: | |
497 | data[i] = stat->get_stat((void *)efx + stat->offset); | |
498 | break; | |
499 | case EFX_ETHTOOL_STAT_SOURCE_channel: | |
500 | data[i] = 0; | |
501 | efx_for_each_channel(channel, efx) | |
502 | data[i] += stat->get_stat((void *)channel + | |
503 | stat->offset); | |
504 | break; | |
119226c5 BH |
505 | case EFX_ETHTOOL_STAT_SOURCE_tx_queue: |
506 | data[i] = 0; | |
507 | efx_for_each_channel(channel, efx) { | |
508 | efx_for_each_channel_tx_queue(tx_queue, channel) | |
509 | data[i] += | |
510 | stat->get_stat((void *)tx_queue | |
511 | + stat->offset); | |
512 | } | |
513 | break; | |
8ceee660 BH |
514 | } |
515 | } | |
1cb34522 BH |
516 | |
517 | spin_unlock_bh(&efx->stats_lock); | |
8ceee660 BH |
518 | } |
519 | ||
3273c2e8 BH |
520 | static void efx_ethtool_self_test(struct net_device *net_dev, |
521 | struct ethtool_test *test, u64 *data) | |
522 | { | |
767e468c | 523 | struct efx_nic *efx = netdev_priv(net_dev); |
28801f35 | 524 | struct efx_self_tests *efx_tests; |
2ef3068e | 525 | int already_up; |
28801f35 ED |
526 | int rc = -ENOMEM; |
527 | ||
528 | efx_tests = kzalloc(sizeof(*efx_tests), GFP_KERNEL); | |
529 | if (!efx_tests) | |
530 | goto fail; | |
531 | ||
3273c2e8 BH |
532 | |
533 | ASSERT_RTNL(); | |
534 | if (efx->state != STATE_RUNNING) { | |
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 | 562 | fail1: |
3273c2e8 | 563 | /* Fill ethtool results structures */ |
28801f35 ED |
564 | efx_ethtool_fill_self_tests(efx, efx_tests, NULL, data); |
565 | kfree(efx_tests); | |
566 | fail: | |
3273c2e8 BH |
567 | if (rc) |
568 | test->flags |= ETH_TEST_FL_FAILED; | |
569 | } | |
570 | ||
8ceee660 BH |
571 | /* Restart autonegotiation */ |
572 | static 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 |
608 | static 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 |
626 | static 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 |
668 | static 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 | ||
679 | static 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); | |
683 | ||
684 | if (ring->rx_mini_pending || ring->rx_jumbo_pending || | |
685 | ring->rx_pending > EFX_MAX_DMAQ_SIZE || | |
686 | ring->tx_pending > EFX_MAX_DMAQ_SIZE) | |
687 | return -EINVAL; | |
688 | ||
689 | if (ring->rx_pending < EFX_MIN_RING_SIZE || | |
690 | ring->tx_pending < EFX_MIN_RING_SIZE) { | |
691 | netif_err(efx, drv, efx->net_dev, | |
692 | "TX and RX queues cannot be smaller than %ld\n", | |
693 | EFX_MIN_RING_SIZE); | |
694 | return -EINVAL; | |
695 | } | |
696 | ||
697 | return efx_realloc_channels(efx, ring->rx_pending, ring->tx_pending); | |
698 | } | |
699 | ||
8ceee660 BH |
700 | static int efx_ethtool_set_pauseparam(struct net_device *net_dev, |
701 | struct ethtool_pauseparam *pause) | |
702 | { | |
767e468c | 703 | struct efx_nic *efx = netdev_priv(net_dev); |
b5626946 | 704 | u8 wanted_fc, old_fc; |
d3245b28 | 705 | u32 old_adv; |
04cc8cac | 706 | bool reset; |
d3245b28 BH |
707 | int rc = 0; |
708 | ||
709 | mutex_lock(&efx->mac_lock); | |
8ceee660 | 710 | |
04cc8cac BH |
711 | wanted_fc = ((pause->rx_pause ? EFX_FC_RX : 0) | |
712 | (pause->tx_pause ? EFX_FC_TX : 0) | | |
713 | (pause->autoneg ? EFX_FC_AUTO : 0)); | |
714 | ||
715 | if ((wanted_fc & EFX_FC_TX) && !(wanted_fc & EFX_FC_RX)) { | |
62776d03 BH |
716 | netif_dbg(efx, drv, efx->net_dev, |
717 | "Flow control unsupported: tx ON rx OFF\n"); | |
d3245b28 BH |
718 | rc = -EINVAL; |
719 | goto out; | |
04cc8cac BH |
720 | } |
721 | ||
d3245b28 | 722 | if ((wanted_fc & EFX_FC_AUTO) && !efx->link_advertising) { |
62776d03 BH |
723 | netif_dbg(efx, drv, efx->net_dev, |
724 | "Autonegotiation is disabled\n"); | |
d3245b28 BH |
725 | rc = -EINVAL; |
726 | goto out; | |
04cc8cac BH |
727 | } |
728 | ||
729 | /* TX flow control may automatically turn itself off if the | |
730 | * link partner (intermittently) stops responding to pause | |
731 | * frames. There isn't any indication that this has happened, | |
732 | * so the best we do is leave it up to the user to spot this | |
733 | * and fix it be cycling transmit flow control on this end. */ | |
734 | reset = (wanted_fc & EFX_FC_TX) && !(efx->wanted_fc & EFX_FC_TX); | |
735 | if (EFX_WORKAROUND_11482(efx) && reset) { | |
daeda630 | 736 | if (efx_nic_rev(efx) == EFX_REV_FALCON_B0) { |
04cc8cac | 737 | /* Recover by resetting the EM block */ |
d3245b28 BH |
738 | falcon_stop_nic_stats(efx); |
739 | falcon_drain_tx_fifo(efx); | |
710b208d | 740 | falcon_reconfigure_xmac(efx); |
d3245b28 | 741 | falcon_start_nic_stats(efx); |
04cc8cac BH |
742 | } else { |
743 | /* Schedule a reset to recover */ | |
744 | efx_schedule_reset(efx, RESET_TYPE_INVISIBLE); | |
745 | } | |
746 | } | |
747 | ||
d3245b28 BH |
748 | old_adv = efx->link_advertising; |
749 | old_fc = efx->wanted_fc; | |
750 | efx_link_set_wanted_fc(efx, wanted_fc); | |
751 | if (efx->link_advertising != old_adv || | |
752 | (efx->wanted_fc ^ old_fc) & EFX_FC_AUTO) { | |
753 | rc = efx->phy_op->reconfigure(efx); | |
754 | if (rc) { | |
62776d03 BH |
755 | netif_err(efx, drv, efx->net_dev, |
756 | "Unable to advertise requested flow " | |
757 | "control setting\n"); | |
d3245b28 BH |
758 | goto out; |
759 | } | |
760 | } | |
04cc8cac | 761 | |
d3245b28 BH |
762 | /* Reconfigure the MAC. The PHY *may* generate a link state change event |
763 | * if the user just changed the advertised capabilities, but there's no | |
764 | * harm doing this twice */ | |
710b208d | 765 | efx->type->reconfigure_mac(efx); |
04cc8cac | 766 | |
d3245b28 | 767 | out: |
04cc8cac | 768 | mutex_unlock(&efx->mac_lock); |
8ceee660 | 769 | |
d3245b28 | 770 | return rc; |
8ceee660 BH |
771 | } |
772 | ||
773 | static void efx_ethtool_get_pauseparam(struct net_device *net_dev, | |
774 | struct ethtool_pauseparam *pause) | |
775 | { | |
767e468c | 776 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 | 777 | |
04cc8cac BH |
778 | pause->rx_pause = !!(efx->wanted_fc & EFX_FC_RX); |
779 | pause->tx_pause = !!(efx->wanted_fc & EFX_FC_TX); | |
780 | pause->autoneg = !!(efx->wanted_fc & EFX_FC_AUTO); | |
8ceee660 BH |
781 | } |
782 | ||
783 | ||
89c758fa BH |
784 | static void efx_ethtool_get_wol(struct net_device *net_dev, |
785 | struct ethtool_wolinfo *wol) | |
786 | { | |
787 | struct efx_nic *efx = netdev_priv(net_dev); | |
788 | return efx->type->get_wol(efx, wol); | |
789 | } | |
790 | ||
791 | ||
792 | static int efx_ethtool_set_wol(struct net_device *net_dev, | |
793 | struct ethtool_wolinfo *wol) | |
794 | { | |
795 | struct efx_nic *efx = netdev_priv(net_dev); | |
796 | return efx->type->set_wol(efx, wol->wolopts); | |
797 | } | |
798 | ||
d215697f | 799 | static int efx_ethtool_reset(struct net_device *net_dev, u32 *flags) |
eb9f6744 BH |
800 | { |
801 | struct efx_nic *efx = netdev_priv(net_dev); | |
0e2a9c7c | 802 | int rc; |
eb9f6744 | 803 | |
0e2a9c7c BH |
804 | rc = efx->type->map_reset_flags(flags); |
805 | if (rc < 0) | |
806 | return rc; | |
eb9f6744 | 807 | |
0e2a9c7c | 808 | return efx_reset(efx, rc); |
eb9f6744 BH |
809 | } |
810 | ||
c274d65c BH |
811 | /* MAC address mask including only MC flag */ |
812 | static const u8 mac_addr_mc_mask[ETH_ALEN] = { 0x01, 0, 0, 0, 0, 0 }; | |
813 | ||
b2bb7b77 BH |
814 | static int efx_ethtool_get_class_rule(struct efx_nic *efx, |
815 | struct ethtool_rx_flow_spec *rule) | |
816 | { | |
817 | struct ethtool_tcpip4_spec *ip_entry = &rule->h_u.tcp_ip4_spec; | |
818 | struct ethtool_tcpip4_spec *ip_mask = &rule->m_u.tcp_ip4_spec; | |
c274d65c BH |
819 | struct ethhdr *mac_entry = &rule->h_u.ether_spec; |
820 | struct ethhdr *mac_mask = &rule->m_u.ether_spec; | |
b2bb7b77 BH |
821 | struct efx_filter_spec spec; |
822 | u16 vid; | |
823 | u8 proto; | |
824 | int rc; | |
825 | ||
826 | rc = efx_filter_get_filter_safe(efx, EFX_FILTER_PRI_MANUAL, | |
827 | rule->location, &spec); | |
828 | if (rc) | |
829 | return rc; | |
830 | ||
831 | if (spec.dmaq_id == 0xfff) | |
832 | rule->ring_cookie = RX_CLS_FLOW_DISC; | |
833 | else | |
834 | rule->ring_cookie = spec.dmaq_id; | |
835 | ||
c274d65c BH |
836 | if (spec.type == EFX_FILTER_MC_DEF || spec.type == EFX_FILTER_UC_DEF) { |
837 | rule->flow_type = ETHER_FLOW; | |
838 | memcpy(mac_mask->h_dest, mac_addr_mc_mask, ETH_ALEN); | |
839 | if (spec.type == EFX_FILTER_MC_DEF) | |
840 | memcpy(mac_entry->h_dest, mac_addr_mc_mask, ETH_ALEN); | |
841 | return 0; | |
842 | } | |
843 | ||
844 | rc = efx_filter_get_eth_local(&spec, &vid, mac_entry->h_dest); | |
b2bb7b77 BH |
845 | if (rc == 0) { |
846 | rule->flow_type = ETHER_FLOW; | |
c274d65c | 847 | memset(mac_mask->h_dest, ~0, ETH_ALEN); |
b2bb7b77 BH |
848 | if (vid != EFX_FILTER_VID_UNSPEC) { |
849 | rule->flow_type |= FLOW_EXT; | |
850 | rule->h_ext.vlan_tci = htons(vid); | |
851 | rule->m_ext.vlan_tci = htons(0xfff); | |
852 | } | |
853 | return 0; | |
854 | } | |
855 | ||
856 | rc = efx_filter_get_ipv4_local(&spec, &proto, | |
857 | &ip_entry->ip4dst, &ip_entry->pdst); | |
858 | if (rc != 0) { | |
859 | rc = efx_filter_get_ipv4_full( | |
860 | &spec, &proto, &ip_entry->ip4src, &ip_entry->psrc, | |
861 | &ip_entry->ip4dst, &ip_entry->pdst); | |
862 | EFX_WARN_ON_PARANOID(rc); | |
863 | ip_mask->ip4src = ~0; | |
864 | ip_mask->psrc = ~0; | |
865 | } | |
866 | rule->flow_type = (proto == IPPROTO_TCP) ? TCP_V4_FLOW : UDP_V4_FLOW; | |
867 | ip_mask->ip4dst = ~0; | |
868 | ip_mask->pdst = ~0; | |
869 | return rc; | |
870 | } | |
871 | ||
765c9f46 BH |
872 | static int |
873 | efx_ethtool_get_rxnfc(struct net_device *net_dev, | |
b2bb7b77 | 874 | struct ethtool_rxnfc *info, u32 *rule_locs) |
765c9f46 BH |
875 | { |
876 | struct efx_nic *efx = netdev_priv(net_dev); | |
877 | ||
878 | switch (info->cmd) { | |
879 | case ETHTOOL_GRXRINGS: | |
880 | info->data = efx->n_rx_channels; | |
881 | return 0; | |
882 | ||
883 | case ETHTOOL_GRXFH: { | |
884 | unsigned min_revision = 0; | |
885 | ||
886 | info->data = 0; | |
887 | switch (info->flow_type) { | |
888 | case TCP_V4_FLOW: | |
889 | info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; | |
890 | /* fall through */ | |
891 | case UDP_V4_FLOW: | |
892 | case SCTP_V4_FLOW: | |
893 | case AH_ESP_V4_FLOW: | |
894 | case IPV4_FLOW: | |
895 | info->data |= RXH_IP_SRC | RXH_IP_DST; | |
896 | min_revision = EFX_REV_FALCON_B0; | |
897 | break; | |
898 | case TCP_V6_FLOW: | |
899 | info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; | |
900 | /* fall through */ | |
901 | case UDP_V6_FLOW: | |
902 | case SCTP_V6_FLOW: | |
903 | case AH_ESP_V6_FLOW: | |
904 | case IPV6_FLOW: | |
905 | info->data |= RXH_IP_SRC | RXH_IP_DST; | |
906 | min_revision = EFX_REV_SIENA_A0; | |
907 | break; | |
908 | default: | |
909 | break; | |
910 | } | |
911 | if (efx_nic_rev(efx) < min_revision) | |
912 | info->data = 0; | |
913 | return 0; | |
914 | } | |
915 | ||
b2bb7b77 BH |
916 | case ETHTOOL_GRXCLSRLCNT: |
917 | info->data = efx_filter_get_rx_id_limit(efx); | |
918 | if (info->data == 0) | |
919 | return -EOPNOTSUPP; | |
920 | info->data |= RX_CLS_LOC_SPECIAL; | |
921 | info->rule_cnt = | |
922 | efx_filter_count_rx_used(efx, EFX_FILTER_PRI_MANUAL); | |
923 | return 0; | |
924 | ||
925 | case ETHTOOL_GRXCLSRULE: | |
926 | if (efx_filter_get_rx_id_limit(efx) == 0) | |
927 | return -EOPNOTSUPP; | |
928 | return efx_ethtool_get_class_rule(efx, &info->fs); | |
929 | ||
930 | case ETHTOOL_GRXCLSRLALL: { | |
931 | s32 rc; | |
932 | info->data = efx_filter_get_rx_id_limit(efx); | |
933 | if (info->data == 0) | |
934 | return -EOPNOTSUPP; | |
935 | rc = efx_filter_get_rx_ids(efx, EFX_FILTER_PRI_MANUAL, | |
936 | rule_locs, info->rule_cnt); | |
937 | if (rc < 0) | |
938 | return rc; | |
939 | info->rule_cnt = rc; | |
940 | return 0; | |
941 | } | |
942 | ||
765c9f46 BH |
943 | default: |
944 | return -EOPNOTSUPP; | |
945 | } | |
946 | } | |
947 | ||
b2bb7b77 BH |
948 | static int efx_ethtool_set_class_rule(struct efx_nic *efx, |
949 | struct ethtool_rx_flow_spec *rule) | |
b4187e42 | 950 | { |
b2bb7b77 BH |
951 | struct ethtool_tcpip4_spec *ip_entry = &rule->h_u.tcp_ip4_spec; |
952 | struct ethtool_tcpip4_spec *ip_mask = &rule->m_u.tcp_ip4_spec; | |
953 | struct ethhdr *mac_entry = &rule->h_u.ether_spec; | |
954 | struct ethhdr *mac_mask = &rule->m_u.ether_spec; | |
955 | struct efx_filter_spec spec; | |
c39d35eb | 956 | int rc; |
b4187e42 | 957 | |
b2bb7b77 BH |
958 | /* Check that user wants us to choose the location */ |
959 | if (rule->location != RX_CLS_LOC_ANY && | |
960 | rule->location != RX_CLS_LOC_FIRST && | |
961 | rule->location != RX_CLS_LOC_LAST) | |
b4187e42 BH |
962 | return -EINVAL; |
963 | ||
b2bb7b77 BH |
964 | /* Range-check ring_cookie */ |
965 | if (rule->ring_cookie >= efx->n_rx_channels && | |
966 | rule->ring_cookie != RX_CLS_FLOW_DISC) | |
b4187e42 BH |
967 | return -EINVAL; |
968 | ||
b2bb7b77 BH |
969 | /* Check for unsupported extensions */ |
970 | if ((rule->flow_type & FLOW_EXT) && | |
971 | (rule->m_ext.vlan_etype | rule->m_ext.data[0] | | |
972 | rule->m_ext.data[1])) | |
973 | return -EINVAL; | |
974 | ||
975 | efx_filter_init_rx(&spec, EFX_FILTER_PRI_MANUAL, | |
976 | (rule->location == RX_CLS_LOC_FIRST) ? | |
977 | EFX_FILTER_FLAG_RX_OVERRIDE_IP : 0, | |
978 | (rule->ring_cookie == RX_CLS_FLOW_DISC) ? | |
979 | 0xfff : rule->ring_cookie); | |
c39d35eb | 980 | |
b2bb7b77 | 981 | switch (rule->flow_type) { |
b4187e42 | 982 | case TCP_V4_FLOW: |
c39d35eb | 983 | case UDP_V4_FLOW: { |
b2bb7b77 | 984 | u8 proto = (rule->flow_type == TCP_V4_FLOW ? |
c39d35eb BH |
985 | IPPROTO_TCP : IPPROTO_UDP); |
986 | ||
b4187e42 | 987 | /* Must match all of destination, */ |
b2bb7b77 BH |
988 | if ((__force u32)~ip_mask->ip4dst | |
989 | (__force u16)~ip_mask->pdst) | |
b4187e42 BH |
990 | return -EINVAL; |
991 | /* all or none of source, */ | |
992 | if ((ip_mask->ip4src | ip_mask->psrc) && | |
993 | ((__force u32)~ip_mask->ip4src | | |
994 | (__force u16)~ip_mask->psrc)) | |
995 | return -EINVAL; | |
996 | /* and nothing else */ | |
b2bb7b77 | 997 | if (ip_mask->tos | rule->m_ext.vlan_tci) |
b4187e42 | 998 | return -EINVAL; |
c39d35eb | 999 | |
b2bb7b77 BH |
1000 | if (ip_mask->ip4src) |
1001 | rc = efx_filter_set_ipv4_full(&spec, proto, | |
c39d35eb BH |
1002 | ip_entry->ip4dst, |
1003 | ip_entry->pdst, | |
1004 | ip_entry->ip4src, | |
1005 | ip_entry->psrc); | |
1006 | else | |
b2bb7b77 | 1007 | rc = efx_filter_set_ipv4_local(&spec, proto, |
c39d35eb BH |
1008 | ip_entry->ip4dst, |
1009 | ip_entry->pdst); | |
1010 | if (rc) | |
1011 | return rc; | |
b4187e42 | 1012 | break; |
c39d35eb BH |
1013 | } |
1014 | ||
b2bb7b77 | 1015 | case ETHER_FLOW | FLOW_EXT: |
c274d65c BH |
1016 | case ETHER_FLOW: { |
1017 | u16 vlan_tag_mask = (rule->flow_type & FLOW_EXT ? | |
1018 | ntohs(rule->m_ext.vlan_tci) : 0); | |
1019 | ||
1020 | /* Must not match on source address or Ethertype */ | |
b2bb7b77 BH |
1021 | if (!is_zero_ether_addr(mac_mask->h_source) || |
1022 | mac_mask->h_proto) | |
b4187e42 | 1023 | return -EINVAL; |
c39d35eb | 1024 | |
c274d65c BH |
1025 | /* Is it a default UC or MC filter? */ |
1026 | if (!compare_ether_addr(mac_mask->h_dest, mac_addr_mc_mask) && | |
1027 | vlan_tag_mask == 0) { | |
1028 | if (is_multicast_ether_addr(mac_entry->h_dest)) | |
1029 | rc = efx_filter_set_mc_def(&spec); | |
1030 | else | |
1031 | rc = efx_filter_set_uc_def(&spec); | |
1032 | } | |
1033 | /* Otherwise, it must match all of destination and all | |
1034 | * or none of VID. | |
1035 | */ | |
1036 | else if (is_broadcast_ether_addr(mac_mask->h_dest) && | |
1037 | (vlan_tag_mask == 0xfff || vlan_tag_mask == 0)) { | |
1038 | rc = efx_filter_set_eth_local( | |
1039 | &spec, | |
1040 | vlan_tag_mask ? | |
1041 | ntohs(rule->h_ext.vlan_tci) : EFX_FILTER_VID_UNSPEC, | |
1042 | mac_entry->h_dest); | |
1043 | } else { | |
1044 | rc = -EINVAL; | |
1045 | } | |
c39d35eb BH |
1046 | if (rc) |
1047 | return rc; | |
b4187e42 | 1048 | break; |
c274d65c | 1049 | } |
c39d35eb | 1050 | |
b4187e42 BH |
1051 | default: |
1052 | return -EINVAL; | |
1053 | } | |
1054 | ||
b2bb7b77 BH |
1055 | rc = efx_filter_insert_filter(efx, &spec, true); |
1056 | if (rc < 0) | |
1057 | return rc; | |
47a8467c | 1058 | |
b2bb7b77 BH |
1059 | rule->location = rc; |
1060 | return 0; | |
1061 | } | |
1062 | ||
1063 | static int efx_ethtool_set_rxnfc(struct net_device *net_dev, | |
1064 | struct ethtool_rxnfc *info) | |
1065 | { | |
1066 | struct efx_nic *efx = netdev_priv(net_dev); | |
1067 | ||
1068 | if (efx_filter_get_rx_id_limit(efx) == 0) | |
1069 | return -EOPNOTSUPP; | |
1070 | ||
1071 | switch (info->cmd) { | |
1072 | case ETHTOOL_SRXCLSRLINS: | |
1073 | return efx_ethtool_set_class_rule(efx, &info->fs); | |
1074 | ||
1075 | case ETHTOOL_SRXCLSRLDEL: | |
1076 | return efx_filter_remove_id_safe(efx, EFX_FILTER_PRI_MANUAL, | |
1077 | info->fs.location); | |
1078 | ||
1079 | default: | |
1080 | return -EOPNOTSUPP; | |
1081 | } | |
b4187e42 BH |
1082 | } |
1083 | ||
7850f63f | 1084 | static u32 efx_ethtool_get_rxfh_indir_size(struct net_device *net_dev) |
765c9f46 BH |
1085 | { |
1086 | struct efx_nic *efx = netdev_priv(net_dev); | |
765c9f46 | 1087 | |
7850f63f BH |
1088 | return (efx_nic_rev(efx) < EFX_REV_FALCON_B0 ? |
1089 | 0 : ARRAY_SIZE(efx->rx_indir_table)); | |
1090 | } | |
1091 | ||
1092 | static int efx_ethtool_get_rxfh_indir(struct net_device *net_dev, u32 *indir) | |
1093 | { | |
1094 | struct efx_nic *efx = netdev_priv(net_dev); | |
765c9f46 | 1095 | |
7850f63f | 1096 | memcpy(indir, efx->rx_indir_table, sizeof(efx->rx_indir_table)); |
765c9f46 BH |
1097 | return 0; |
1098 | } | |
1099 | ||
1100 | static int efx_ethtool_set_rxfh_indir(struct net_device *net_dev, | |
7850f63f | 1101 | const u32 *indir) |
765c9f46 BH |
1102 | { |
1103 | struct efx_nic *efx = netdev_priv(net_dev); | |
765c9f46 | 1104 | |
7850f63f | 1105 | memcpy(efx->rx_indir_table, indir, sizeof(efx->rx_indir_table)); |
765c9f46 BH |
1106 | efx_nic_push_rx_indir_table(efx); |
1107 | return 0; | |
1108 | } | |
1109 | ||
0fc0b732 | 1110 | const struct ethtool_ops efx_ethtool_ops = { |
8ceee660 BH |
1111 | .get_settings = efx_ethtool_get_settings, |
1112 | .set_settings = efx_ethtool_set_settings, | |
1113 | .get_drvinfo = efx_ethtool_get_drvinfo, | |
5b98c1bf BH |
1114 | .get_regs_len = efx_ethtool_get_regs_len, |
1115 | .get_regs = efx_ethtool_get_regs, | |
62776d03 BH |
1116 | .get_msglevel = efx_ethtool_get_msglevel, |
1117 | .set_msglevel = efx_ethtool_set_msglevel, | |
8ceee660 | 1118 | .nway_reset = efx_ethtool_nway_reset, |
ed4ba4b5 | 1119 | .get_link = ethtool_op_get_link, |
8ceee660 BH |
1120 | .get_coalesce = efx_ethtool_get_coalesce, |
1121 | .set_coalesce = efx_ethtool_set_coalesce, | |
4642610c BH |
1122 | .get_ringparam = efx_ethtool_get_ringparam, |
1123 | .set_ringparam = efx_ethtool_set_ringparam, | |
8ceee660 BH |
1124 | .get_pauseparam = efx_ethtool_get_pauseparam, |
1125 | .set_pauseparam = efx_ethtool_set_pauseparam, | |
3594e131 | 1126 | .get_sset_count = efx_ethtool_get_sset_count, |
3273c2e8 | 1127 | .self_test = efx_ethtool_self_test, |
8ceee660 | 1128 | .get_strings = efx_ethtool_get_strings, |
c5e129ac | 1129 | .set_phys_id = efx_ethtool_phys_id, |
8ceee660 | 1130 | .get_ethtool_stats = efx_ethtool_get_stats, |
89c758fa BH |
1131 | .get_wol = efx_ethtool_get_wol, |
1132 | .set_wol = efx_ethtool_set_wol, | |
eb9f6744 | 1133 | .reset = efx_ethtool_reset, |
765c9f46 | 1134 | .get_rxnfc = efx_ethtool_get_rxnfc, |
b2bb7b77 | 1135 | .set_rxnfc = efx_ethtool_set_rxnfc, |
7850f63f | 1136 | .get_rxfh_indir_size = efx_ethtool_get_rxfh_indir_size, |
765c9f46 BH |
1137 | .get_rxfh_indir = efx_ethtool_get_rxfh_indir, |
1138 | .set_rxfh_indir = efx_ethtool_set_rxfh_indir, | |
8ceee660 | 1139 | }; |