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8ceee660 BH |
1 | /**************************************************************************** |
2 | * Driver for Solarflare Solarstorm network controllers and boards | |
3 | * Copyright 2005-2006 Fen Systems Ltd. | |
906bb26c | 4 | * Copyright 2006-2009 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> | |
14 | #include "net_driver.h" | |
04cc8cac | 15 | #include "workarounds.h" |
3273c2e8 | 16 | #include "selftest.h" |
8ceee660 | 17 | #include "efx.h" |
b4187e42 | 18 | #include "filter.h" |
744093c9 | 19 | #include "nic.h" |
4a5b504d | 20 | #include "spi.h" |
04cc8cac | 21 | #include "mdio_10g.h" |
8ceee660 | 22 | |
8ceee660 BH |
23 | struct ethtool_string { |
24 | char name[ETH_GSTRING_LEN]; | |
25 | }; | |
26 | ||
27 | struct efx_ethtool_stat { | |
28 | const char *name; | |
29 | enum { | |
30 | EFX_ETHTOOL_STAT_SOURCE_mac_stats, | |
31 | EFX_ETHTOOL_STAT_SOURCE_nic, | |
32 | EFX_ETHTOOL_STAT_SOURCE_channel | |
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 | ||
55 | static u64 efx_get_ulong_stat(void *field) | |
56 | { | |
57 | return *(unsigned long *)field; | |
58 | } | |
59 | ||
60 | static u64 efx_get_u64_stat(void *field) | |
61 | { | |
62 | return *(u64 *) field; | |
63 | } | |
64 | ||
65 | static u64 efx_get_atomic_stat(void *field) | |
66 | { | |
67 | return atomic_read((atomic_t *) field); | |
68 | } | |
69 | ||
70 | #define EFX_ETHTOOL_ULONG_MAC_STAT(field) \ | |
71 | EFX_ETHTOOL_STAT(field, mac_stats, field, \ | |
72 | unsigned long, efx_get_ulong_stat) | |
73 | ||
74 | #define EFX_ETHTOOL_U64_MAC_STAT(field) \ | |
75 | EFX_ETHTOOL_STAT(field, mac_stats, field, \ | |
76 | u64, efx_get_u64_stat) | |
77 | ||
78 | #define EFX_ETHTOOL_UINT_NIC_STAT(name) \ | |
79 | EFX_ETHTOOL_STAT(name, nic, n_##name, \ | |
80 | unsigned int, efx_get_uint_stat) | |
81 | ||
82 | #define EFX_ETHTOOL_ATOMIC_NIC_ERROR_STAT(field) \ | |
83 | EFX_ETHTOOL_STAT(field, nic, field, \ | |
84 | atomic_t, efx_get_atomic_stat) | |
85 | ||
86 | #define EFX_ETHTOOL_UINT_CHANNEL_STAT(field) \ | |
87 | EFX_ETHTOOL_STAT(field, channel, n_##field, \ | |
88 | unsigned int, efx_get_uint_stat) | |
89 | ||
90 | static struct efx_ethtool_stat efx_ethtool_stats[] = { | |
91 | EFX_ETHTOOL_U64_MAC_STAT(tx_bytes), | |
92 | EFX_ETHTOOL_U64_MAC_STAT(tx_good_bytes), | |
93 | EFX_ETHTOOL_U64_MAC_STAT(tx_bad_bytes), | |
94 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_packets), | |
95 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_bad), | |
96 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_pause), | |
97 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_control), | |
98 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_unicast), | |
99 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_multicast), | |
100 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_broadcast), | |
101 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_lt64), | |
102 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_64), | |
103 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_65_to_127), | |
104 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_128_to_255), | |
105 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_256_to_511), | |
106 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_512_to_1023), | |
107 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_1024_to_15xx), | |
108 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_15xx_to_jumbo), | |
109 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_gtjumbo), | |
110 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_collision), | |
111 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_single_collision), | |
112 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_multiple_collision), | |
113 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_excessive_collision), | |
114 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_deferred), | |
115 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_late_collision), | |
116 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_excessive_deferred), | |
117 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_non_tcpudp), | |
118 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_mac_src_error), | |
119 | EFX_ETHTOOL_ULONG_MAC_STAT(tx_ip_src_error), | |
120 | EFX_ETHTOOL_U64_MAC_STAT(rx_bytes), | |
121 | EFX_ETHTOOL_U64_MAC_STAT(rx_good_bytes), | |
122 | EFX_ETHTOOL_U64_MAC_STAT(rx_bad_bytes), | |
123 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_packets), | |
124 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_good), | |
125 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_bad), | |
126 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_pause), | |
127 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_control), | |
128 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_unicast), | |
129 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_multicast), | |
130 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_broadcast), | |
131 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_lt64), | |
132 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_64), | |
133 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_65_to_127), | |
134 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_128_to_255), | |
135 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_256_to_511), | |
136 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_512_to_1023), | |
137 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_1024_to_15xx), | |
138 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_15xx_to_jumbo), | |
139 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_gtjumbo), | |
140 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_bad_lt64), | |
141 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_bad_64_to_15xx), | |
142 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_bad_15xx_to_jumbo), | |
143 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_bad_gtjumbo), | |
144 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_overflow), | |
145 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_missed), | |
146 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_false_carrier), | |
147 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_symbol_error), | |
148 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_align_error), | |
149 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_length_error), | |
150 | EFX_ETHTOOL_ULONG_MAC_STAT(rx_internal_error), | |
151 | EFX_ETHTOOL_UINT_NIC_STAT(rx_nodesc_drop_cnt), | |
152 | EFX_ETHTOOL_ATOMIC_NIC_ERROR_STAT(rx_reset), | |
153 | EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_tobe_disc), | |
154 | EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_ip_hdr_chksum_err), | |
155 | EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_tcp_udp_chksum_err), | |
c1ac403b | 156 | EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_mcast_mismatch), |
8ceee660 BH |
157 | EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_frm_trunc), |
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 */ | |
65f667fb | 173 | static int efx_ethtool_phys_id(struct net_device *net_dev, u32 count) |
8ceee660 | 174 | { |
767e468c | 175 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 | 176 | |
398468ed | 177 | do { |
06629f07 | 178 | efx->type->set_id_led(efx, EFX_LED_ON); |
398468ed BH |
179 | schedule_timeout_interruptible(HZ / 2); |
180 | ||
06629f07 | 181 | efx->type->set_id_led(efx, EFX_LED_OFF); |
398468ed BH |
182 | schedule_timeout_interruptible(HZ / 2); |
183 | } while (!signal_pending(current) && --count != 0); | |
184 | ||
06629f07 | 185 | efx->type->set_id_led(efx, EFX_LED_DEFAULT); |
8ceee660 BH |
186 | return 0; |
187 | } | |
188 | ||
189 | /* This must be called with rtnl_lock held. */ | |
d215697f | 190 | static int efx_ethtool_get_settings(struct net_device *net_dev, |
191 | struct ethtool_cmd *ecmd) | |
8ceee660 | 192 | { |
767e468c | 193 | struct efx_nic *efx = netdev_priv(net_dev); |
d3245b28 | 194 | struct efx_link_state *link_state = &efx->link_state; |
8ceee660 BH |
195 | |
196 | mutex_lock(&efx->mac_lock); | |
177dfcd8 | 197 | efx->phy_op->get_settings(efx, ecmd); |
8ceee660 BH |
198 | mutex_unlock(&efx->mac_lock); |
199 | ||
754c653a | 200 | /* GMAC does not support 1000Mbps HD */ |
177dfcd8 | 201 | ecmd->supported &= ~SUPPORTED_1000baseT_Half; |
d3245b28 BH |
202 | /* Both MACs support pause frames (bidirectional and respond-only) */ |
203 | ecmd->supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause; | |
204 | ||
205 | if (LOOPBACK_INTERNAL(efx)) { | |
206 | ecmd->speed = link_state->speed; | |
207 | ecmd->duplex = link_state->fd ? DUPLEX_FULL : DUPLEX_HALF; | |
208 | } | |
177dfcd8 BH |
209 | |
210 | return 0; | |
8ceee660 BH |
211 | } |
212 | ||
213 | /* This must be called with rtnl_lock held. */ | |
d215697f | 214 | static int efx_ethtool_set_settings(struct net_device *net_dev, |
215 | struct ethtool_cmd *ecmd) | |
8ceee660 | 216 | { |
767e468c | 217 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 BH |
218 | int rc; |
219 | ||
754c653a | 220 | /* GMAC does not support 1000Mbps HD */ |
177dfcd8 | 221 | if (ecmd->speed == SPEED_1000 && ecmd->duplex != DUPLEX_FULL) { |
62776d03 BH |
222 | netif_dbg(efx, drv, efx->net_dev, |
223 | "rejecting unsupported 1000Mbps HD setting\n"); | |
177dfcd8 BH |
224 | return -EINVAL; |
225 | } | |
226 | ||
8ceee660 | 227 | mutex_lock(&efx->mac_lock); |
177dfcd8 | 228 | rc = efx->phy_op->set_settings(efx, ecmd); |
8ceee660 | 229 | mutex_unlock(&efx->mac_lock); |
8ceee660 BH |
230 | return rc; |
231 | } | |
232 | ||
233 | static void efx_ethtool_get_drvinfo(struct net_device *net_dev, | |
234 | struct ethtool_drvinfo *info) | |
235 | { | |
767e468c | 236 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 | 237 | |
c5d5f5fd | 238 | strlcpy(info->driver, KBUILD_MODNAME, sizeof(info->driver)); |
8ceee660 | 239 | strlcpy(info->version, EFX_DRIVER_VERSION, sizeof(info->version)); |
8880f4ec BH |
240 | if (efx_nic_rev(efx) >= EFX_REV_SIENA_A0) |
241 | siena_print_fwver(efx, info->fw_version, | |
242 | sizeof(info->fw_version)); | |
8ceee660 BH |
243 | strlcpy(info->bus_info, pci_name(efx->pci_dev), sizeof(info->bus_info)); |
244 | } | |
245 | ||
5b98c1bf BH |
246 | static int efx_ethtool_get_regs_len(struct net_device *net_dev) |
247 | { | |
248 | return efx_nic_get_regs_len(netdev_priv(net_dev)); | |
249 | } | |
250 | ||
251 | static void efx_ethtool_get_regs(struct net_device *net_dev, | |
252 | struct ethtool_regs *regs, void *buf) | |
253 | { | |
254 | struct efx_nic *efx = netdev_priv(net_dev); | |
255 | ||
256 | regs->version = efx->type->revision; | |
257 | efx_nic_get_regs(efx, buf); | |
258 | } | |
259 | ||
62776d03 BH |
260 | static u32 efx_ethtool_get_msglevel(struct net_device *net_dev) |
261 | { | |
262 | struct efx_nic *efx = netdev_priv(net_dev); | |
263 | return efx->msg_enable; | |
264 | } | |
265 | ||
266 | static void efx_ethtool_set_msglevel(struct net_device *net_dev, u32 msg_enable) | |
267 | { | |
268 | struct efx_nic *efx = netdev_priv(net_dev); | |
269 | efx->msg_enable = msg_enable; | |
270 | } | |
271 | ||
3273c2e8 BH |
272 | /** |
273 | * efx_fill_test - fill in an individual self-test entry | |
274 | * @test_index: Index of the test | |
275 | * @strings: Ethtool strings, or %NULL | |
276 | * @data: Ethtool test results, or %NULL | |
277 | * @test: Pointer to test result (used only if data != %NULL) | |
740ced99 BH |
278 | * @unit_format: Unit name format (e.g. "chan\%d") |
279 | * @unit_id: Unit id (e.g. 0 for "chan0") | |
3273c2e8 | 280 | * @test_format: Test name format (e.g. "loopback.\%s.tx.sent") |
740ced99 | 281 | * @test_id: Test id (e.g. "PHYXS" for "loopback.PHYXS.tx_sent") |
3273c2e8 BH |
282 | * |
283 | * Fill in an individual self-test entry. | |
284 | */ | |
285 | static void efx_fill_test(unsigned int test_index, | |
286 | struct ethtool_string *strings, u64 *data, | |
287 | int *test, const char *unit_format, int unit_id, | |
288 | const char *test_format, const char *test_id) | |
289 | { | |
290 | struct ethtool_string unit_str, test_str; | |
291 | ||
292 | /* Fill data value, if applicable */ | |
293 | if (data) | |
294 | data[test_index] = *test; | |
295 | ||
296 | /* Fill string, if applicable */ | |
297 | if (strings) { | |
11e66966 BH |
298 | if (strchr(unit_format, '%')) |
299 | snprintf(unit_str.name, sizeof(unit_str.name), | |
300 | unit_format, unit_id); | |
301 | else | |
302 | strcpy(unit_str.name, unit_format); | |
3273c2e8 BH |
303 | snprintf(test_str.name, sizeof(test_str.name), |
304 | test_format, test_id); | |
305 | snprintf(strings[test_index].name, | |
306 | sizeof(strings[test_index].name), | |
740ced99 | 307 | "%-6s %-24s", unit_str.name, test_str.name); |
3273c2e8 BH |
308 | } |
309 | } | |
310 | ||
740ced99 | 311 | #define EFX_CHANNEL_NAME(_channel) "chan%d", _channel->channel |
3273c2e8 BH |
312 | #define EFX_TX_QUEUE_NAME(_tx_queue) "txq%d", _tx_queue->queue |
313 | #define EFX_RX_QUEUE_NAME(_rx_queue) "rxq%d", _rx_queue->queue | |
314 | #define EFX_LOOPBACK_NAME(_mode, _counter) \ | |
c459302d | 315 | "loopback.%s." _counter, STRING_TABLE_LOOKUP(_mode, efx_loopback_mode) |
3273c2e8 BH |
316 | |
317 | /** | |
318 | * efx_fill_loopback_test - fill in a block of loopback self-test entries | |
319 | * @efx: Efx NIC | |
320 | * @lb_tests: Efx loopback self-test results structure | |
321 | * @mode: Loopback test mode | |
322 | * @test_index: Starting index of the test | |
323 | * @strings: Ethtool strings, or %NULL | |
324 | * @data: Ethtool test results, or %NULL | |
325 | */ | |
326 | static int efx_fill_loopback_test(struct efx_nic *efx, | |
327 | struct efx_loopback_self_tests *lb_tests, | |
328 | enum efx_loopback_mode mode, | |
329 | unsigned int test_index, | |
330 | struct ethtool_string *strings, u64 *data) | |
331 | { | |
f7d12cdc | 332 | struct efx_channel *channel = efx_get_channel(efx, 0); |
3273c2e8 BH |
333 | struct efx_tx_queue *tx_queue; |
334 | ||
f7d12cdc | 335 | efx_for_each_channel_tx_queue(tx_queue, channel) { |
3273c2e8 BH |
336 | efx_fill_test(test_index++, strings, data, |
337 | &lb_tests->tx_sent[tx_queue->queue], | |
338 | EFX_TX_QUEUE_NAME(tx_queue), | |
339 | EFX_LOOPBACK_NAME(mode, "tx_sent")); | |
340 | efx_fill_test(test_index++, strings, data, | |
341 | &lb_tests->tx_done[tx_queue->queue], | |
342 | EFX_TX_QUEUE_NAME(tx_queue), | |
343 | EFX_LOOPBACK_NAME(mode, "tx_done")); | |
344 | } | |
345 | efx_fill_test(test_index++, strings, data, | |
346 | &lb_tests->rx_good, | |
11e66966 | 347 | "rx", 0, |
3273c2e8 BH |
348 | EFX_LOOPBACK_NAME(mode, "rx_good")); |
349 | efx_fill_test(test_index++, strings, data, | |
350 | &lb_tests->rx_bad, | |
11e66966 | 351 | "rx", 0, |
3273c2e8 BH |
352 | EFX_LOOPBACK_NAME(mode, "rx_bad")); |
353 | ||
354 | return test_index; | |
355 | } | |
356 | ||
357 | /** | |
358 | * efx_ethtool_fill_self_tests - get self-test details | |
359 | * @efx: Efx NIC | |
360 | * @tests: Efx self-test results structure, or %NULL | |
361 | * @strings: Ethtool strings, or %NULL | |
362 | * @data: Ethtool test results, or %NULL | |
363 | */ | |
364 | static int efx_ethtool_fill_self_tests(struct efx_nic *efx, | |
365 | struct efx_self_tests *tests, | |
366 | struct ethtool_string *strings, | |
367 | u64 *data) | |
368 | { | |
369 | struct efx_channel *channel; | |
1796721a | 370 | unsigned int n = 0, i; |
3273c2e8 BH |
371 | enum efx_loopback_mode mode; |
372 | ||
4f16c073 BH |
373 | efx_fill_test(n++, strings, data, &tests->phy_alive, |
374 | "phy", 0, "alive", NULL); | |
8c8661e4 BH |
375 | efx_fill_test(n++, strings, data, &tests->nvram, |
376 | "core", 0, "nvram", NULL); | |
3273c2e8 BH |
377 | efx_fill_test(n++, strings, data, &tests->interrupt, |
378 | "core", 0, "interrupt", NULL); | |
379 | ||
380 | /* Event queues */ | |
381 | efx_for_each_channel(channel, efx) { | |
382 | efx_fill_test(n++, strings, data, | |
383 | &tests->eventq_dma[channel->channel], | |
384 | EFX_CHANNEL_NAME(channel), | |
385 | "eventq.dma", NULL); | |
386 | efx_fill_test(n++, strings, data, | |
387 | &tests->eventq_int[channel->channel], | |
388 | EFX_CHANNEL_NAME(channel), | |
389 | "eventq.int", NULL); | |
390 | efx_fill_test(n++, strings, data, | |
391 | &tests->eventq_poll[channel->channel], | |
392 | EFX_CHANNEL_NAME(channel), | |
393 | "eventq.poll", NULL); | |
394 | } | |
395 | ||
8c8661e4 BH |
396 | efx_fill_test(n++, strings, data, &tests->registers, |
397 | "core", 0, "registers", NULL); | |
1796721a | 398 | |
c1c4f453 BH |
399 | if (efx->phy_op->run_tests != NULL) { |
400 | EFX_BUG_ON_PARANOID(efx->phy_op->test_name == NULL); | |
401 | ||
402 | for (i = 0; true; ++i) { | |
403 | const char *name; | |
404 | ||
405 | EFX_BUG_ON_PARANOID(i >= EFX_MAX_PHY_TESTS); | |
406 | name = efx->phy_op->test_name(efx, i); | |
407 | if (name == NULL) | |
408 | break; | |
409 | ||
4f16c073 | 410 | efx_fill_test(n++, strings, data, &tests->phy_ext[i], |
c1c4f453 BH |
411 | "phy", 0, name, NULL); |
412 | } | |
413 | } | |
3273c2e8 BH |
414 | |
415 | /* Loopback tests */ | |
8c8661e4 | 416 | for (mode = LOOPBACK_NONE; mode <= LOOPBACK_TEST_MAX; mode++) { |
3273c2e8 BH |
417 | if (!(efx->loopback_modes & (1 << mode))) |
418 | continue; | |
419 | n = efx_fill_loopback_test(efx, | |
420 | &tests->loopback[mode], mode, n, | |
421 | strings, data); | |
422 | } | |
423 | ||
424 | return n; | |
425 | } | |
426 | ||
3594e131 BH |
427 | static int efx_ethtool_get_sset_count(struct net_device *net_dev, |
428 | int string_set) | |
8ceee660 | 429 | { |
3594e131 BH |
430 | switch (string_set) { |
431 | case ETH_SS_STATS: | |
432 | return EFX_ETHTOOL_NUM_STATS; | |
433 | case ETH_SS_TEST: | |
434 | return efx_ethtool_fill_self_tests(netdev_priv(net_dev), | |
435 | NULL, NULL, NULL); | |
436 | default: | |
437 | return -EINVAL; | |
438 | } | |
3273c2e8 BH |
439 | } |
440 | ||
8ceee660 BH |
441 | static void efx_ethtool_get_strings(struct net_device *net_dev, |
442 | u32 string_set, u8 *strings) | |
443 | { | |
767e468c | 444 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 BH |
445 | struct ethtool_string *ethtool_strings = |
446 | (struct ethtool_string *)strings; | |
447 | int i; | |
448 | ||
3273c2e8 BH |
449 | switch (string_set) { |
450 | case ETH_SS_STATS: | |
8ceee660 BH |
451 | for (i = 0; i < EFX_ETHTOOL_NUM_STATS; i++) |
452 | strncpy(ethtool_strings[i].name, | |
453 | efx_ethtool_stats[i].name, | |
454 | sizeof(ethtool_strings[i].name)); | |
3273c2e8 BH |
455 | break; |
456 | case ETH_SS_TEST: | |
457 | efx_ethtool_fill_self_tests(efx, NULL, | |
458 | ethtool_strings, NULL); | |
459 | break; | |
460 | default: | |
461 | /* No other string sets */ | |
462 | break; | |
463 | } | |
8ceee660 BH |
464 | } |
465 | ||
466 | static void efx_ethtool_get_stats(struct net_device *net_dev, | |
467 | struct ethtool_stats *stats, | |
468 | u64 *data) | |
469 | { | |
767e468c | 470 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 BH |
471 | struct efx_mac_stats *mac_stats = &efx->mac_stats; |
472 | struct efx_ethtool_stat *stat; | |
473 | struct efx_channel *channel; | |
28172739 | 474 | struct rtnl_link_stats64 temp; |
8ceee660 BH |
475 | int i; |
476 | ||
477 | EFX_BUG_ON_PARANOID(stats->n_stats != EFX_ETHTOOL_NUM_STATS); | |
478 | ||
479 | /* Update MAC and NIC statistics */ | |
28172739 | 480 | dev_get_stats(net_dev, &temp); |
8ceee660 BH |
481 | |
482 | /* Fill detailed statistics buffer */ | |
483 | for (i = 0; i < EFX_ETHTOOL_NUM_STATS; i++) { | |
484 | stat = &efx_ethtool_stats[i]; | |
485 | switch (stat->source) { | |
486 | case EFX_ETHTOOL_STAT_SOURCE_mac_stats: | |
487 | data[i] = stat->get_stat((void *)mac_stats + | |
488 | stat->offset); | |
489 | break; | |
490 | case EFX_ETHTOOL_STAT_SOURCE_nic: | |
491 | data[i] = stat->get_stat((void *)efx + stat->offset); | |
492 | break; | |
493 | case EFX_ETHTOOL_STAT_SOURCE_channel: | |
494 | data[i] = 0; | |
495 | efx_for_each_channel(channel, efx) | |
496 | data[i] += stat->get_stat((void *)channel + | |
497 | stat->offset); | |
498 | break; | |
499 | } | |
500 | } | |
501 | } | |
502 | ||
738a8f4b BH |
503 | static int efx_ethtool_set_tso(struct net_device *net_dev, u32 enable) |
504 | { | |
505 | struct efx_nic *efx __attribute__ ((unused)) = netdev_priv(net_dev); | |
506 | unsigned long features; | |
507 | ||
508 | features = NETIF_F_TSO; | |
509 | if (efx->type->offload_features & NETIF_F_V6_CSUM) | |
510 | features |= NETIF_F_TSO6; | |
511 | ||
512 | if (enable) | |
513 | net_dev->features |= features; | |
514 | else | |
515 | net_dev->features &= ~features; | |
516 | ||
517 | return 0; | |
518 | } | |
519 | ||
c383b537 BH |
520 | static int efx_ethtool_set_tx_csum(struct net_device *net_dev, u32 enable) |
521 | { | |
522 | struct efx_nic *efx = netdev_priv(net_dev); | |
523 | unsigned long features = efx->type->offload_features & NETIF_F_ALL_CSUM; | |
524 | ||
525 | if (enable) | |
526 | net_dev->features |= features; | |
527 | else | |
528 | net_dev->features &= ~features; | |
529 | ||
530 | return 0; | |
531 | } | |
532 | ||
8ceee660 BH |
533 | static int efx_ethtool_set_rx_csum(struct net_device *net_dev, u32 enable) |
534 | { | |
767e468c | 535 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 BH |
536 | |
537 | /* No way to stop the hardware doing the checks; we just | |
538 | * ignore the result. | |
539 | */ | |
dc8cfa55 | 540 | efx->rx_checksum_enabled = !!enable; |
8ceee660 BH |
541 | |
542 | return 0; | |
543 | } | |
544 | ||
545 | static u32 efx_ethtool_get_rx_csum(struct net_device *net_dev) | |
546 | { | |
767e468c | 547 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 BH |
548 | |
549 | return efx->rx_checksum_enabled; | |
550 | } | |
551 | ||
39c9cf07 BH |
552 | static int efx_ethtool_set_flags(struct net_device *net_dev, u32 data) |
553 | { | |
554 | struct efx_nic *efx = netdev_priv(net_dev); | |
b4187e42 BH |
555 | u32 supported = (efx->type->offload_features & |
556 | (ETH_FLAG_RXHASH | ETH_FLAG_NTUPLE)); | |
557 | int rc; | |
558 | ||
559 | rc = ethtool_op_set_flags(net_dev, data, supported); | |
560 | if (rc) | |
561 | return rc; | |
562 | ||
563 | if (!(data & ETH_FLAG_NTUPLE)) { | |
564 | efx_filter_table_clear(efx, EFX_FILTER_TABLE_RX_IP, | |
565 | EFX_FILTER_PRI_MANUAL); | |
566 | efx_filter_table_clear(efx, EFX_FILTER_TABLE_RX_MAC, | |
567 | EFX_FILTER_PRI_MANUAL); | |
568 | } | |
39c9cf07 | 569 | |
b4187e42 | 570 | return 0; |
39c9cf07 BH |
571 | } |
572 | ||
3273c2e8 BH |
573 | static void efx_ethtool_self_test(struct net_device *net_dev, |
574 | struct ethtool_test *test, u64 *data) | |
575 | { | |
767e468c | 576 | struct efx_nic *efx = netdev_priv(net_dev); |
3273c2e8 | 577 | struct efx_self_tests efx_tests; |
2ef3068e | 578 | int already_up; |
3273c2e8 BH |
579 | int rc; |
580 | ||
581 | ASSERT_RTNL(); | |
582 | if (efx->state != STATE_RUNNING) { | |
583 | rc = -EIO; | |
584 | goto fail1; | |
585 | } | |
586 | ||
587 | /* We need rx buffers and interrupts. */ | |
588 | already_up = (efx->net_dev->flags & IFF_UP); | |
589 | if (!already_up) { | |
590 | rc = dev_open(efx->net_dev); | |
591 | if (rc) { | |
62776d03 BH |
592 | netif_err(efx, drv, efx->net_dev, |
593 | "failed opening device.\n"); | |
3273c2e8 BH |
594 | goto fail2; |
595 | } | |
596 | } | |
597 | ||
598 | memset(&efx_tests, 0, sizeof(efx_tests)); | |
3273c2e8 | 599 | |
2ef3068e | 600 | rc = efx_selftest(efx, &efx_tests, test->flags); |
3273c2e8 | 601 | |
3273c2e8 BH |
602 | if (!already_up) |
603 | dev_close(efx->net_dev); | |
604 | ||
62776d03 BH |
605 | netif_dbg(efx, drv, efx->net_dev, "%s %sline self-tests\n", |
606 | rc == 0 ? "passed" : "failed", | |
607 | (test->flags & ETH_TEST_FL_OFFLINE) ? "off" : "on"); | |
3273c2e8 BH |
608 | |
609 | fail2: | |
610 | fail1: | |
611 | /* Fill ethtool results structures */ | |
612 | efx_ethtool_fill_self_tests(efx, &efx_tests, NULL, data); | |
613 | if (rc) | |
614 | test->flags |= ETH_TEST_FL_FAILED; | |
615 | } | |
616 | ||
8ceee660 BH |
617 | /* Restart autonegotiation */ |
618 | static int efx_ethtool_nway_reset(struct net_device *net_dev) | |
619 | { | |
767e468c | 620 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 | 621 | |
68e7f45e | 622 | return mdio45_nway_restart(&efx->mdio); |
8ceee660 BH |
623 | } |
624 | ||
625 | static u32 efx_ethtool_get_link(struct net_device *net_dev) | |
626 | { | |
767e468c | 627 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 | 628 | |
eb50c0d6 | 629 | return efx->link_state.up; |
8ceee660 BH |
630 | } |
631 | ||
4a5b504d BH |
632 | static int efx_ethtool_get_eeprom_len(struct net_device *net_dev) |
633 | { | |
634 | struct efx_nic *efx = netdev_priv(net_dev); | |
635 | struct efx_spi_device *spi = efx->spi_eeprom; | |
636 | ||
637 | if (!spi) | |
638 | return 0; | |
0a95f563 BH |
639 | return min(spi->size, EFX_EEPROM_BOOTCONFIG_END) - |
640 | min(spi->size, EFX_EEPROM_BOOTCONFIG_START); | |
4a5b504d BH |
641 | } |
642 | ||
643 | static int efx_ethtool_get_eeprom(struct net_device *net_dev, | |
644 | struct ethtool_eeprom *eeprom, u8 *buf) | |
645 | { | |
646 | struct efx_nic *efx = netdev_priv(net_dev); | |
647 | struct efx_spi_device *spi = efx->spi_eeprom; | |
648 | size_t len; | |
649 | int rc; | |
650 | ||
ca54a9f5 BH |
651 | rc = mutex_lock_interruptible(&efx->spi_lock); |
652 | if (rc) | |
653 | return rc; | |
76884835 BH |
654 | rc = falcon_spi_read(efx, spi, |
655 | eeprom->offset + EFX_EEPROM_BOOTCONFIG_START, | |
4a5b504d | 656 | eeprom->len, &len, buf); |
f4150724 | 657 | mutex_unlock(&efx->spi_lock); |
ca54a9f5 | 658 | |
4a5b504d BH |
659 | eeprom->magic = EFX_ETHTOOL_EEPROM_MAGIC; |
660 | eeprom->len = len; | |
661 | return rc; | |
662 | } | |
663 | ||
664 | static int efx_ethtool_set_eeprom(struct net_device *net_dev, | |
665 | struct ethtool_eeprom *eeprom, u8 *buf) | |
666 | { | |
667 | struct efx_nic *efx = netdev_priv(net_dev); | |
668 | struct efx_spi_device *spi = efx->spi_eeprom; | |
669 | size_t len; | |
670 | int rc; | |
671 | ||
672 | if (eeprom->magic != EFX_ETHTOOL_EEPROM_MAGIC) | |
673 | return -EINVAL; | |
674 | ||
ca54a9f5 BH |
675 | rc = mutex_lock_interruptible(&efx->spi_lock); |
676 | if (rc) | |
677 | return rc; | |
76884835 BH |
678 | rc = falcon_spi_write(efx, spi, |
679 | eeprom->offset + EFX_EEPROM_BOOTCONFIG_START, | |
4a5b504d | 680 | eeprom->len, &len, buf); |
f4150724 | 681 | mutex_unlock(&efx->spi_lock); |
ca54a9f5 | 682 | |
4a5b504d BH |
683 | eeprom->len = len; |
684 | return rc; | |
685 | } | |
686 | ||
8ceee660 BH |
687 | static int efx_ethtool_get_coalesce(struct net_device *net_dev, |
688 | struct ethtool_coalesce *coalesce) | |
689 | { | |
767e468c | 690 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 BH |
691 | struct efx_channel *channel; |
692 | ||
693 | memset(coalesce, 0, sizeof(*coalesce)); | |
694 | ||
695 | /* Find lowest IRQ moderation across all used TX queues */ | |
696 | coalesce->tx_coalesce_usecs_irq = ~((u32) 0); | |
f7d12cdc BH |
697 | efx_for_each_channel(channel, efx) { |
698 | if (!efx_channel_get_tx_queue(channel, 0)) | |
699 | continue; | |
8ceee660 | 700 | if (channel->irq_moderation < coalesce->tx_coalesce_usecs_irq) { |
a4900ac9 | 701 | if (channel->channel < efx->n_rx_channels) |
8ceee660 BH |
702 | coalesce->tx_coalesce_usecs_irq = |
703 | channel->irq_moderation; | |
704 | else | |
705 | coalesce->tx_coalesce_usecs_irq = 0; | |
706 | } | |
707 | } | |
708 | ||
6fb70fd1 BH |
709 | coalesce->use_adaptive_rx_coalesce = efx->irq_rx_adaptive; |
710 | coalesce->rx_coalesce_usecs_irq = efx->irq_rx_moderation; | |
8ceee660 | 711 | |
152b6a62 BH |
712 | coalesce->tx_coalesce_usecs_irq *= EFX_IRQ_MOD_RESOLUTION; |
713 | coalesce->rx_coalesce_usecs_irq *= EFX_IRQ_MOD_RESOLUTION; | |
0d86ebd8 | 714 | |
8ceee660 BH |
715 | return 0; |
716 | } | |
717 | ||
718 | /* Set coalescing parameters | |
719 | * The difficulties occur for shared channels | |
720 | */ | |
721 | static int efx_ethtool_set_coalesce(struct net_device *net_dev, | |
722 | struct ethtool_coalesce *coalesce) | |
723 | { | |
767e468c | 724 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 | 725 | struct efx_channel *channel; |
6fb70fd1 | 726 | unsigned tx_usecs, rx_usecs, adaptive; |
8ceee660 | 727 | |
6fb70fd1 | 728 | if (coalesce->use_adaptive_tx_coalesce) |
8ceee660 BH |
729 | return -EOPNOTSUPP; |
730 | ||
731 | if (coalesce->rx_coalesce_usecs || coalesce->tx_coalesce_usecs) { | |
62776d03 BH |
732 | netif_err(efx, drv, efx->net_dev, "invalid coalescing setting. " |
733 | "Only rx/tx_coalesce_usecs_irq are supported\n"); | |
8ceee660 BH |
734 | return -EOPNOTSUPP; |
735 | } | |
736 | ||
737 | rx_usecs = coalesce->rx_coalesce_usecs_irq; | |
738 | tx_usecs = coalesce->tx_coalesce_usecs_irq; | |
6fb70fd1 | 739 | adaptive = coalesce->use_adaptive_rx_coalesce; |
8ceee660 BH |
740 | |
741 | /* If the channel is shared only allow RX parameters to be set */ | |
f7d12cdc BH |
742 | efx_for_each_channel(channel, efx) { |
743 | if (efx_channel_get_rx_queue(channel) && | |
744 | efx_channel_get_tx_queue(channel, 0) && | |
8ceee660 | 745 | tx_usecs) { |
62776d03 BH |
746 | netif_err(efx, drv, efx->net_dev, "Channel is shared. " |
747 | "Only RX coalescing may be set\n"); | |
8ceee660 BH |
748 | return -EOPNOTSUPP; |
749 | } | |
750 | } | |
751 | ||
6fb70fd1 | 752 | efx_init_irq_moderation(efx, tx_usecs, rx_usecs, adaptive); |
8ceee660 | 753 | efx_for_each_channel(channel, efx) |
ef2b90ee | 754 | efx->type->push_irq_moderation(channel); |
8ceee660 BH |
755 | |
756 | return 0; | |
757 | } | |
758 | ||
4642610c BH |
759 | static void efx_ethtool_get_ringparam(struct net_device *net_dev, |
760 | struct ethtool_ringparam *ring) | |
761 | { | |
762 | struct efx_nic *efx = netdev_priv(net_dev); | |
763 | ||
764 | ring->rx_max_pending = EFX_MAX_DMAQ_SIZE; | |
765 | ring->tx_max_pending = EFX_MAX_DMAQ_SIZE; | |
766 | ring->rx_mini_max_pending = 0; | |
767 | ring->rx_jumbo_max_pending = 0; | |
768 | ring->rx_pending = efx->rxq_entries; | |
769 | ring->tx_pending = efx->txq_entries; | |
770 | ring->rx_mini_pending = 0; | |
771 | ring->rx_jumbo_pending = 0; | |
772 | } | |
773 | ||
774 | static int efx_ethtool_set_ringparam(struct net_device *net_dev, | |
775 | struct ethtool_ringparam *ring) | |
776 | { | |
777 | struct efx_nic *efx = netdev_priv(net_dev); | |
778 | ||
779 | if (ring->rx_mini_pending || ring->rx_jumbo_pending || | |
780 | ring->rx_pending > EFX_MAX_DMAQ_SIZE || | |
781 | ring->tx_pending > EFX_MAX_DMAQ_SIZE) | |
782 | return -EINVAL; | |
783 | ||
784 | if (ring->rx_pending < EFX_MIN_RING_SIZE || | |
785 | ring->tx_pending < EFX_MIN_RING_SIZE) { | |
786 | netif_err(efx, drv, efx->net_dev, | |
787 | "TX and RX queues cannot be smaller than %ld\n", | |
788 | EFX_MIN_RING_SIZE); | |
789 | return -EINVAL; | |
790 | } | |
791 | ||
792 | return efx_realloc_channels(efx, ring->rx_pending, ring->tx_pending); | |
793 | } | |
794 | ||
8ceee660 BH |
795 | static int efx_ethtool_set_pauseparam(struct net_device *net_dev, |
796 | struct ethtool_pauseparam *pause) | |
797 | { | |
767e468c | 798 | struct efx_nic *efx = netdev_priv(net_dev); |
d3245b28 BH |
799 | enum efx_fc_type wanted_fc, old_fc; |
800 | u32 old_adv; | |
04cc8cac | 801 | bool reset; |
d3245b28 BH |
802 | int rc = 0; |
803 | ||
804 | mutex_lock(&efx->mac_lock); | |
8ceee660 | 805 | |
04cc8cac BH |
806 | wanted_fc = ((pause->rx_pause ? EFX_FC_RX : 0) | |
807 | (pause->tx_pause ? EFX_FC_TX : 0) | | |
808 | (pause->autoneg ? EFX_FC_AUTO : 0)); | |
809 | ||
810 | if ((wanted_fc & EFX_FC_TX) && !(wanted_fc & EFX_FC_RX)) { | |
62776d03 BH |
811 | netif_dbg(efx, drv, efx->net_dev, |
812 | "Flow control unsupported: tx ON rx OFF\n"); | |
d3245b28 BH |
813 | rc = -EINVAL; |
814 | goto out; | |
04cc8cac BH |
815 | } |
816 | ||
d3245b28 | 817 | if ((wanted_fc & EFX_FC_AUTO) && !efx->link_advertising) { |
62776d03 BH |
818 | netif_dbg(efx, drv, efx->net_dev, |
819 | "Autonegotiation is disabled\n"); | |
d3245b28 BH |
820 | rc = -EINVAL; |
821 | goto out; | |
04cc8cac BH |
822 | } |
823 | ||
824 | /* TX flow control may automatically turn itself off if the | |
825 | * link partner (intermittently) stops responding to pause | |
826 | * frames. There isn't any indication that this has happened, | |
827 | * so the best we do is leave it up to the user to spot this | |
828 | * and fix it be cycling transmit flow control on this end. */ | |
829 | reset = (wanted_fc & EFX_FC_TX) && !(efx->wanted_fc & EFX_FC_TX); | |
830 | if (EFX_WORKAROUND_11482(efx) && reset) { | |
daeda630 | 831 | if (efx_nic_rev(efx) == EFX_REV_FALCON_B0) { |
04cc8cac | 832 | /* Recover by resetting the EM block */ |
d3245b28 BH |
833 | falcon_stop_nic_stats(efx); |
834 | falcon_drain_tx_fifo(efx); | |
835 | efx->mac_op->reconfigure(efx); | |
836 | falcon_start_nic_stats(efx); | |
04cc8cac BH |
837 | } else { |
838 | /* Schedule a reset to recover */ | |
839 | efx_schedule_reset(efx, RESET_TYPE_INVISIBLE); | |
840 | } | |
841 | } | |
842 | ||
d3245b28 BH |
843 | old_adv = efx->link_advertising; |
844 | old_fc = efx->wanted_fc; | |
845 | efx_link_set_wanted_fc(efx, wanted_fc); | |
846 | if (efx->link_advertising != old_adv || | |
847 | (efx->wanted_fc ^ old_fc) & EFX_FC_AUTO) { | |
848 | rc = efx->phy_op->reconfigure(efx); | |
849 | if (rc) { | |
62776d03 BH |
850 | netif_err(efx, drv, efx->net_dev, |
851 | "Unable to advertise requested flow " | |
852 | "control setting\n"); | |
d3245b28 BH |
853 | goto out; |
854 | } | |
855 | } | |
04cc8cac | 856 | |
d3245b28 BH |
857 | /* Reconfigure the MAC. The PHY *may* generate a link state change event |
858 | * if the user just changed the advertised capabilities, but there's no | |
859 | * harm doing this twice */ | |
860 | efx->mac_op->reconfigure(efx); | |
04cc8cac | 861 | |
d3245b28 | 862 | out: |
04cc8cac | 863 | mutex_unlock(&efx->mac_lock); |
8ceee660 | 864 | |
d3245b28 | 865 | return rc; |
8ceee660 BH |
866 | } |
867 | ||
868 | static void efx_ethtool_get_pauseparam(struct net_device *net_dev, | |
869 | struct ethtool_pauseparam *pause) | |
870 | { | |
767e468c | 871 | struct efx_nic *efx = netdev_priv(net_dev); |
8ceee660 | 872 | |
04cc8cac BH |
873 | pause->rx_pause = !!(efx->wanted_fc & EFX_FC_RX); |
874 | pause->tx_pause = !!(efx->wanted_fc & EFX_FC_TX); | |
875 | pause->autoneg = !!(efx->wanted_fc & EFX_FC_AUTO); | |
8ceee660 BH |
876 | } |
877 | ||
878 | ||
89c758fa BH |
879 | static void efx_ethtool_get_wol(struct net_device *net_dev, |
880 | struct ethtool_wolinfo *wol) | |
881 | { | |
882 | struct efx_nic *efx = netdev_priv(net_dev); | |
883 | return efx->type->get_wol(efx, wol); | |
884 | } | |
885 | ||
886 | ||
887 | static int efx_ethtool_set_wol(struct net_device *net_dev, | |
888 | struct ethtool_wolinfo *wol) | |
889 | { | |
890 | struct efx_nic *efx = netdev_priv(net_dev); | |
891 | return efx->type->set_wol(efx, wol->wolopts); | |
892 | } | |
893 | ||
d215697f | 894 | static int efx_ethtool_reset(struct net_device *net_dev, u32 *flags) |
eb9f6744 BH |
895 | { |
896 | struct efx_nic *efx = netdev_priv(net_dev); | |
897 | enum reset_type method; | |
898 | enum { | |
899 | ETH_RESET_EFX_INVISIBLE = (ETH_RESET_DMA | ETH_RESET_FILTER | | |
900 | ETH_RESET_OFFLOAD | ETH_RESET_MAC) | |
901 | }; | |
902 | ||
903 | /* Check for minimal reset flags */ | |
904 | if ((*flags & ETH_RESET_EFX_INVISIBLE) != ETH_RESET_EFX_INVISIBLE) | |
905 | return -EINVAL; | |
906 | *flags ^= ETH_RESET_EFX_INVISIBLE; | |
907 | method = RESET_TYPE_INVISIBLE; | |
908 | ||
909 | if (*flags & ETH_RESET_PHY) { | |
910 | *flags ^= ETH_RESET_PHY; | |
911 | method = RESET_TYPE_ALL; | |
912 | } | |
913 | ||
914 | if ((*flags & efx->type->reset_world_flags) == | |
915 | efx->type->reset_world_flags) { | |
916 | *flags ^= efx->type->reset_world_flags; | |
917 | method = RESET_TYPE_WORLD; | |
918 | } | |
919 | ||
920 | return efx_reset(efx, method); | |
921 | } | |
922 | ||
765c9f46 BH |
923 | static int |
924 | efx_ethtool_get_rxnfc(struct net_device *net_dev, | |
925 | struct ethtool_rxnfc *info, void *rules __always_unused) | |
926 | { | |
927 | struct efx_nic *efx = netdev_priv(net_dev); | |
928 | ||
929 | switch (info->cmd) { | |
930 | case ETHTOOL_GRXRINGS: | |
931 | info->data = efx->n_rx_channels; | |
932 | return 0; | |
933 | ||
934 | case ETHTOOL_GRXFH: { | |
935 | unsigned min_revision = 0; | |
936 | ||
937 | info->data = 0; | |
938 | switch (info->flow_type) { | |
939 | case TCP_V4_FLOW: | |
940 | info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; | |
941 | /* fall through */ | |
942 | case UDP_V4_FLOW: | |
943 | case SCTP_V4_FLOW: | |
944 | case AH_ESP_V4_FLOW: | |
945 | case IPV4_FLOW: | |
946 | info->data |= RXH_IP_SRC | RXH_IP_DST; | |
947 | min_revision = EFX_REV_FALCON_B0; | |
948 | break; | |
949 | case TCP_V6_FLOW: | |
950 | info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; | |
951 | /* fall through */ | |
952 | case UDP_V6_FLOW: | |
953 | case SCTP_V6_FLOW: | |
954 | case AH_ESP_V6_FLOW: | |
955 | case IPV6_FLOW: | |
956 | info->data |= RXH_IP_SRC | RXH_IP_DST; | |
957 | min_revision = EFX_REV_SIENA_A0; | |
958 | break; | |
959 | default: | |
960 | break; | |
961 | } | |
962 | if (efx_nic_rev(efx) < min_revision) | |
963 | info->data = 0; | |
964 | return 0; | |
965 | } | |
966 | ||
967 | default: | |
968 | return -EOPNOTSUPP; | |
969 | } | |
970 | } | |
971 | ||
b4187e42 BH |
972 | static int efx_ethtool_set_rx_ntuple(struct net_device *net_dev, |
973 | struct ethtool_rx_ntuple *ntuple) | |
974 | { | |
975 | struct efx_nic *efx = netdev_priv(net_dev); | |
976 | struct ethtool_tcpip4_spec *ip_entry = &ntuple->fs.h_u.tcp_ip4_spec; | |
977 | struct ethtool_tcpip4_spec *ip_mask = &ntuple->fs.m_u.tcp_ip4_spec; | |
978 | struct ethhdr *mac_entry = &ntuple->fs.h_u.ether_spec; | |
979 | struct ethhdr *mac_mask = &ntuple->fs.m_u.ether_spec; | |
980 | struct efx_filter_spec filter; | |
981 | ||
982 | /* Range-check action */ | |
983 | if (ntuple->fs.action < ETHTOOL_RXNTUPLE_ACTION_CLEAR || | |
984 | ntuple->fs.action >= (s32)efx->n_rx_channels) | |
985 | return -EINVAL; | |
986 | ||
987 | if (~ntuple->fs.data_mask) | |
988 | return -EINVAL; | |
989 | ||
990 | switch (ntuple->fs.flow_type) { | |
991 | case TCP_V4_FLOW: | |
992 | case UDP_V4_FLOW: | |
993 | /* Must match all of destination, */ | |
994 | if (ip_mask->ip4dst | ip_mask->pdst) | |
995 | return -EINVAL; | |
996 | /* all or none of source, */ | |
997 | if ((ip_mask->ip4src | ip_mask->psrc) && | |
998 | ((__force u32)~ip_mask->ip4src | | |
999 | (__force u16)~ip_mask->psrc)) | |
1000 | return -EINVAL; | |
1001 | /* and nothing else */ | |
1002 | if ((u8)~ip_mask->tos | (u16)~ntuple->fs.vlan_tag_mask) | |
1003 | return -EINVAL; | |
1004 | break; | |
1005 | case ETHER_FLOW: | |
1006 | /* Must match all of destination, */ | |
1007 | if (!is_zero_ether_addr(mac_mask->h_dest)) | |
1008 | return -EINVAL; | |
1009 | /* all or none of VID, */ | |
1010 | if (ntuple->fs.vlan_tag_mask != 0xf000 && | |
1011 | ntuple->fs.vlan_tag_mask != 0xffff) | |
1012 | return -EINVAL; | |
1013 | /* and nothing else */ | |
1014 | if (!is_broadcast_ether_addr(mac_mask->h_source) || | |
1015 | mac_mask->h_proto != htons(0xffff)) | |
1016 | return -EINVAL; | |
1017 | break; | |
1018 | default: | |
1019 | return -EINVAL; | |
1020 | } | |
1021 | ||
1022 | filter.priority = EFX_FILTER_PRI_MANUAL; | |
1023 | filter.flags = 0; | |
1024 | ||
1025 | switch (ntuple->fs.flow_type) { | |
1026 | case TCP_V4_FLOW: | |
1027 | if (!ip_mask->ip4src) | |
1028 | efx_filter_set_rx_tcp_full(&filter, | |
1029 | htonl(ip_entry->ip4src), | |
1030 | htons(ip_entry->psrc), | |
1031 | htonl(ip_entry->ip4dst), | |
1032 | htons(ip_entry->pdst)); | |
1033 | else | |
1034 | efx_filter_set_rx_tcp_wild(&filter, | |
1035 | htonl(ip_entry->ip4dst), | |
1036 | htons(ip_entry->pdst)); | |
1037 | break; | |
1038 | case UDP_V4_FLOW: | |
1039 | if (!ip_mask->ip4src) | |
1040 | efx_filter_set_rx_udp_full(&filter, | |
1041 | htonl(ip_entry->ip4src), | |
1042 | htons(ip_entry->psrc), | |
1043 | htonl(ip_entry->ip4dst), | |
1044 | htons(ip_entry->pdst)); | |
1045 | else | |
1046 | efx_filter_set_rx_udp_wild(&filter, | |
1047 | htonl(ip_entry->ip4dst), | |
1048 | htons(ip_entry->pdst)); | |
1049 | break; | |
1050 | case ETHER_FLOW: | |
1051 | if (ntuple->fs.vlan_tag_mask == 0xf000) | |
1052 | efx_filter_set_rx_mac_full(&filter, | |
1053 | ntuple->fs.vlan_tag & 0xfff, | |
1054 | mac_entry->h_dest); | |
1055 | else | |
1056 | efx_filter_set_rx_mac_wild(&filter, mac_entry->h_dest); | |
1057 | break; | |
1058 | } | |
1059 | ||
1060 | if (ntuple->fs.action == ETHTOOL_RXNTUPLE_ACTION_CLEAR) { | |
1061 | return efx_filter_remove_filter(efx, &filter); | |
1062 | } else { | |
1063 | if (ntuple->fs.action == ETHTOOL_RXNTUPLE_ACTION_DROP) | |
1064 | filter.dmaq_id = 0xfff; | |
1065 | else | |
1066 | filter.dmaq_id = ntuple->fs.action; | |
1067 | return efx_filter_insert_filter(efx, &filter, true); | |
1068 | } | |
1069 | } | |
1070 | ||
765c9f46 BH |
1071 | static int efx_ethtool_get_rxfh_indir(struct net_device *net_dev, |
1072 | struct ethtool_rxfh_indir *indir) | |
1073 | { | |
1074 | struct efx_nic *efx = netdev_priv(net_dev); | |
1075 | size_t copy_size = | |
1076 | min_t(size_t, indir->size, ARRAY_SIZE(efx->rx_indir_table)); | |
1077 | ||
1078 | if (efx_nic_rev(efx) < EFX_REV_FALCON_B0) | |
1079 | return -EOPNOTSUPP; | |
1080 | ||
1081 | indir->size = ARRAY_SIZE(efx->rx_indir_table); | |
1082 | memcpy(indir->ring_index, efx->rx_indir_table, | |
1083 | copy_size * sizeof(indir->ring_index[0])); | |
1084 | return 0; | |
1085 | } | |
1086 | ||
1087 | static int efx_ethtool_set_rxfh_indir(struct net_device *net_dev, | |
1088 | const struct ethtool_rxfh_indir *indir) | |
1089 | { | |
1090 | struct efx_nic *efx = netdev_priv(net_dev); | |
1091 | size_t i; | |
1092 | ||
1093 | if (efx_nic_rev(efx) < EFX_REV_FALCON_B0) | |
1094 | return -EOPNOTSUPP; | |
1095 | ||
1096 | /* Validate size and indices */ | |
1097 | if (indir->size != ARRAY_SIZE(efx->rx_indir_table)) | |
1098 | return -EINVAL; | |
1099 | for (i = 0; i < ARRAY_SIZE(efx->rx_indir_table); i++) | |
1100 | if (indir->ring_index[i] >= efx->n_rx_channels) | |
1101 | return -EINVAL; | |
1102 | ||
1103 | memcpy(efx->rx_indir_table, indir->ring_index, | |
1104 | sizeof(efx->rx_indir_table)); | |
1105 | efx_nic_push_rx_indir_table(efx); | |
1106 | return 0; | |
1107 | } | |
1108 | ||
0fc0b732 | 1109 | const struct ethtool_ops efx_ethtool_ops = { |
8ceee660 BH |
1110 | .get_settings = efx_ethtool_get_settings, |
1111 | .set_settings = efx_ethtool_set_settings, | |
1112 | .get_drvinfo = efx_ethtool_get_drvinfo, | |
5b98c1bf BH |
1113 | .get_regs_len = efx_ethtool_get_regs_len, |
1114 | .get_regs = efx_ethtool_get_regs, | |
62776d03 BH |
1115 | .get_msglevel = efx_ethtool_get_msglevel, |
1116 | .set_msglevel = efx_ethtool_set_msglevel, | |
8ceee660 BH |
1117 | .nway_reset = efx_ethtool_nway_reset, |
1118 | .get_link = efx_ethtool_get_link, | |
4a5b504d BH |
1119 | .get_eeprom_len = efx_ethtool_get_eeprom_len, |
1120 | .get_eeprom = efx_ethtool_get_eeprom, | |
1121 | .set_eeprom = efx_ethtool_set_eeprom, | |
8ceee660 BH |
1122 | .get_coalesce = efx_ethtool_get_coalesce, |
1123 | .set_coalesce = efx_ethtool_set_coalesce, | |
4642610c BH |
1124 | .get_ringparam = efx_ethtool_get_ringparam, |
1125 | .set_ringparam = efx_ethtool_set_ringparam, | |
8ceee660 BH |
1126 | .get_pauseparam = efx_ethtool_get_pauseparam, |
1127 | .set_pauseparam = efx_ethtool_set_pauseparam, | |
1128 | .get_rx_csum = efx_ethtool_get_rx_csum, | |
1129 | .set_rx_csum = efx_ethtool_set_rx_csum, | |
1130 | .get_tx_csum = ethtool_op_get_tx_csum, | |
c383b537 BH |
1131 | /* Need to enable/disable IPv6 too */ |
1132 | .set_tx_csum = efx_ethtool_set_tx_csum, | |
8ceee660 BH |
1133 | .get_sg = ethtool_op_get_sg, |
1134 | .set_sg = ethtool_op_set_sg, | |
b9b39b62 | 1135 | .get_tso = ethtool_op_get_tso, |
738a8f4b BH |
1136 | /* Need to enable/disable TSO-IPv6 too */ |
1137 | .set_tso = efx_ethtool_set_tso, | |
8ceee660 | 1138 | .get_flags = ethtool_op_get_flags, |
39c9cf07 | 1139 | .set_flags = efx_ethtool_set_flags, |
3594e131 | 1140 | .get_sset_count = efx_ethtool_get_sset_count, |
3273c2e8 | 1141 | .self_test = efx_ethtool_self_test, |
8ceee660 BH |
1142 | .get_strings = efx_ethtool_get_strings, |
1143 | .phys_id = efx_ethtool_phys_id, | |
8ceee660 | 1144 | .get_ethtool_stats = efx_ethtool_get_stats, |
89c758fa BH |
1145 | .get_wol = efx_ethtool_get_wol, |
1146 | .set_wol = efx_ethtool_set_wol, | |
eb9f6744 | 1147 | .reset = efx_ethtool_reset, |
765c9f46 | 1148 | .get_rxnfc = efx_ethtool_get_rxnfc, |
b4187e42 | 1149 | .set_rx_ntuple = efx_ethtool_set_rx_ntuple, |
765c9f46 BH |
1150 | .get_rxfh_indir = efx_ethtool_get_rxfh_indir, |
1151 | .set_rxfh_indir = efx_ethtool_set_rxfh_indir, | |
8ceee660 | 1152 | }; |