1 /****************************************************************************
2 * Driver for Solarflare Solarstorm network controllers and boards
3 * Copyright 2005-2006 Fen Systems Ltd.
4 * Copyright 2006-2009 Solarflare Communications Inc.
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.
11 #include <linux/netdevice.h>
12 #include <linux/ethtool.h>
13 #include <linux/rtnetlink.h>
14 #include "net_driver.h"
15 #include "workarounds.h"
21 struct ethtool_string
{
22 char name
[ETH_GSTRING_LEN
];
25 struct efx_ethtool_stat
{
28 EFX_ETHTOOL_STAT_SOURCE_mac_stats
,
29 EFX_ETHTOOL_STAT_SOURCE_nic
,
30 EFX_ETHTOOL_STAT_SOURCE_channel
33 u64(*get_stat
) (void *field
); /* Reader function */
36 /* Initialiser for a struct #efx_ethtool_stat with type-checking */
37 #define EFX_ETHTOOL_STAT(stat_name, source_name, field, field_type, \
38 get_stat_function) { \
40 .source = EFX_ETHTOOL_STAT_SOURCE_##source_name, \
41 .offset = ((((field_type *) 0) == \
42 &((struct efx_##source_name *)0)->field) ? \
43 offsetof(struct efx_##source_name, field) : \
44 offsetof(struct efx_##source_name, field)), \
45 .get_stat = get_stat_function, \
48 static u64
efx_get_uint_stat(void *field
)
50 return *(unsigned int *)field
;
53 static u64
efx_get_ulong_stat(void *field
)
55 return *(unsigned long *)field
;
58 static u64
efx_get_u64_stat(void *field
)
60 return *(u64
*) field
;
63 static u64
efx_get_atomic_stat(void *field
)
65 return atomic_read((atomic_t
*) field
);
68 #define EFX_ETHTOOL_ULONG_MAC_STAT(field) \
69 EFX_ETHTOOL_STAT(field, mac_stats, field, \
70 unsigned long, efx_get_ulong_stat)
72 #define EFX_ETHTOOL_U64_MAC_STAT(field) \
73 EFX_ETHTOOL_STAT(field, mac_stats, field, \
74 u64, efx_get_u64_stat)
76 #define EFX_ETHTOOL_UINT_NIC_STAT(name) \
77 EFX_ETHTOOL_STAT(name, nic, n_##name, \
78 unsigned int, efx_get_uint_stat)
80 #define EFX_ETHTOOL_ATOMIC_NIC_ERROR_STAT(field) \
81 EFX_ETHTOOL_STAT(field, nic, field, \
82 atomic_t, efx_get_atomic_stat)
84 #define EFX_ETHTOOL_UINT_CHANNEL_STAT(field) \
85 EFX_ETHTOOL_STAT(field, channel, n_##field, \
86 unsigned int, efx_get_uint_stat)
88 static struct efx_ethtool_stat efx_ethtool_stats
[] = {
89 EFX_ETHTOOL_U64_MAC_STAT(tx_bytes
),
90 EFX_ETHTOOL_U64_MAC_STAT(tx_good_bytes
),
91 EFX_ETHTOOL_U64_MAC_STAT(tx_bad_bytes
),
92 EFX_ETHTOOL_ULONG_MAC_STAT(tx_packets
),
93 EFX_ETHTOOL_ULONG_MAC_STAT(tx_bad
),
94 EFX_ETHTOOL_ULONG_MAC_STAT(tx_pause
),
95 EFX_ETHTOOL_ULONG_MAC_STAT(tx_control
),
96 EFX_ETHTOOL_ULONG_MAC_STAT(tx_unicast
),
97 EFX_ETHTOOL_ULONG_MAC_STAT(tx_multicast
),
98 EFX_ETHTOOL_ULONG_MAC_STAT(tx_broadcast
),
99 EFX_ETHTOOL_ULONG_MAC_STAT(tx_lt64
),
100 EFX_ETHTOOL_ULONG_MAC_STAT(tx_64
),
101 EFX_ETHTOOL_ULONG_MAC_STAT(tx_65_to_127
),
102 EFX_ETHTOOL_ULONG_MAC_STAT(tx_128_to_255
),
103 EFX_ETHTOOL_ULONG_MAC_STAT(tx_256_to_511
),
104 EFX_ETHTOOL_ULONG_MAC_STAT(tx_512_to_1023
),
105 EFX_ETHTOOL_ULONG_MAC_STAT(tx_1024_to_15xx
),
106 EFX_ETHTOOL_ULONG_MAC_STAT(tx_15xx_to_jumbo
),
107 EFX_ETHTOOL_ULONG_MAC_STAT(tx_gtjumbo
),
108 EFX_ETHTOOL_ULONG_MAC_STAT(tx_collision
),
109 EFX_ETHTOOL_ULONG_MAC_STAT(tx_single_collision
),
110 EFX_ETHTOOL_ULONG_MAC_STAT(tx_multiple_collision
),
111 EFX_ETHTOOL_ULONG_MAC_STAT(tx_excessive_collision
),
112 EFX_ETHTOOL_ULONG_MAC_STAT(tx_deferred
),
113 EFX_ETHTOOL_ULONG_MAC_STAT(tx_late_collision
),
114 EFX_ETHTOOL_ULONG_MAC_STAT(tx_excessive_deferred
),
115 EFX_ETHTOOL_ULONG_MAC_STAT(tx_non_tcpudp
),
116 EFX_ETHTOOL_ULONG_MAC_STAT(tx_mac_src_error
),
117 EFX_ETHTOOL_ULONG_MAC_STAT(tx_ip_src_error
),
118 EFX_ETHTOOL_U64_MAC_STAT(rx_bytes
),
119 EFX_ETHTOOL_U64_MAC_STAT(rx_good_bytes
),
120 EFX_ETHTOOL_U64_MAC_STAT(rx_bad_bytes
),
121 EFX_ETHTOOL_ULONG_MAC_STAT(rx_packets
),
122 EFX_ETHTOOL_ULONG_MAC_STAT(rx_good
),
123 EFX_ETHTOOL_ULONG_MAC_STAT(rx_bad
),
124 EFX_ETHTOOL_ULONG_MAC_STAT(rx_pause
),
125 EFX_ETHTOOL_ULONG_MAC_STAT(rx_control
),
126 EFX_ETHTOOL_ULONG_MAC_STAT(rx_unicast
),
127 EFX_ETHTOOL_ULONG_MAC_STAT(rx_multicast
),
128 EFX_ETHTOOL_ULONG_MAC_STAT(rx_broadcast
),
129 EFX_ETHTOOL_ULONG_MAC_STAT(rx_lt64
),
130 EFX_ETHTOOL_ULONG_MAC_STAT(rx_64
),
131 EFX_ETHTOOL_ULONG_MAC_STAT(rx_65_to_127
),
132 EFX_ETHTOOL_ULONG_MAC_STAT(rx_128_to_255
),
133 EFX_ETHTOOL_ULONG_MAC_STAT(rx_256_to_511
),
134 EFX_ETHTOOL_ULONG_MAC_STAT(rx_512_to_1023
),
135 EFX_ETHTOOL_ULONG_MAC_STAT(rx_1024_to_15xx
),
136 EFX_ETHTOOL_ULONG_MAC_STAT(rx_15xx_to_jumbo
),
137 EFX_ETHTOOL_ULONG_MAC_STAT(rx_gtjumbo
),
138 EFX_ETHTOOL_ULONG_MAC_STAT(rx_bad_lt64
),
139 EFX_ETHTOOL_ULONG_MAC_STAT(rx_bad_64_to_15xx
),
140 EFX_ETHTOOL_ULONG_MAC_STAT(rx_bad_15xx_to_jumbo
),
141 EFX_ETHTOOL_ULONG_MAC_STAT(rx_bad_gtjumbo
),
142 EFX_ETHTOOL_ULONG_MAC_STAT(rx_overflow
),
143 EFX_ETHTOOL_ULONG_MAC_STAT(rx_missed
),
144 EFX_ETHTOOL_ULONG_MAC_STAT(rx_false_carrier
),
145 EFX_ETHTOOL_ULONG_MAC_STAT(rx_symbol_error
),
146 EFX_ETHTOOL_ULONG_MAC_STAT(rx_align_error
),
147 EFX_ETHTOOL_ULONG_MAC_STAT(rx_length_error
),
148 EFX_ETHTOOL_ULONG_MAC_STAT(rx_internal_error
),
149 EFX_ETHTOOL_UINT_NIC_STAT(rx_nodesc_drop_cnt
),
150 EFX_ETHTOOL_ATOMIC_NIC_ERROR_STAT(rx_reset
),
151 EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_tobe_disc
),
152 EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_ip_hdr_chksum_err
),
153 EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_tcp_udp_chksum_err
),
154 EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_mcast_mismatch
),
155 EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_frm_trunc
),
158 /* Number of ethtool statistics */
159 #define EFX_ETHTOOL_NUM_STATS ARRAY_SIZE(efx_ethtool_stats)
161 #define EFX_ETHTOOL_EEPROM_MAGIC 0xEFAB
163 /**************************************************************************
167 **************************************************************************
170 /* Identify device by flashing LEDs */
171 static int efx_ethtool_phys_id(struct net_device
*net_dev
, u32 count
)
173 struct efx_nic
*efx
= netdev_priv(net_dev
);
176 efx
->type
->set_id_led(efx
, EFX_LED_ON
);
177 schedule_timeout_interruptible(HZ
/ 2);
179 efx
->type
->set_id_led(efx
, EFX_LED_OFF
);
180 schedule_timeout_interruptible(HZ
/ 2);
181 } while (!signal_pending(current
) && --count
!= 0);
183 efx
->type
->set_id_led(efx
, EFX_LED_DEFAULT
);
187 /* This must be called with rtnl_lock held. */
188 static int efx_ethtool_get_settings(struct net_device
*net_dev
,
189 struct ethtool_cmd
*ecmd
)
191 struct efx_nic
*efx
= netdev_priv(net_dev
);
192 struct efx_link_state
*link_state
= &efx
->link_state
;
194 mutex_lock(&efx
->mac_lock
);
195 efx
->phy_op
->get_settings(efx
, ecmd
);
196 mutex_unlock(&efx
->mac_lock
);
198 /* GMAC does not support 1000Mbps HD */
199 ecmd
->supported
&= ~SUPPORTED_1000baseT_Half
;
200 /* Both MACs support pause frames (bidirectional and respond-only) */
201 ecmd
->supported
|= SUPPORTED_Pause
| SUPPORTED_Asym_Pause
;
203 if (LOOPBACK_INTERNAL(efx
)) {
204 ecmd
->speed
= link_state
->speed
;
205 ecmd
->duplex
= link_state
->fd
? DUPLEX_FULL
: DUPLEX_HALF
;
211 /* This must be called with rtnl_lock held. */
212 static int efx_ethtool_set_settings(struct net_device
*net_dev
,
213 struct ethtool_cmd
*ecmd
)
215 struct efx_nic
*efx
= netdev_priv(net_dev
);
218 /* GMAC does not support 1000Mbps HD */
219 if (ecmd
->speed
== SPEED_1000
&& ecmd
->duplex
!= DUPLEX_FULL
) {
220 netif_dbg(efx
, drv
, efx
->net_dev
,
221 "rejecting unsupported 1000Mbps HD setting\n");
225 mutex_lock(&efx
->mac_lock
);
226 rc
= efx
->phy_op
->set_settings(efx
, ecmd
);
227 mutex_unlock(&efx
->mac_lock
);
231 static void efx_ethtool_get_drvinfo(struct net_device
*net_dev
,
232 struct ethtool_drvinfo
*info
)
234 struct efx_nic
*efx
= netdev_priv(net_dev
);
236 strlcpy(info
->driver
, KBUILD_MODNAME
, sizeof(info
->driver
));
237 strlcpy(info
->version
, EFX_DRIVER_VERSION
, sizeof(info
->version
));
238 if (efx_nic_rev(efx
) >= EFX_REV_SIENA_A0
)
239 siena_print_fwver(efx
, info
->fw_version
,
240 sizeof(info
->fw_version
));
241 strlcpy(info
->bus_info
, pci_name(efx
->pci_dev
), sizeof(info
->bus_info
));
244 static int efx_ethtool_get_regs_len(struct net_device
*net_dev
)
246 return efx_nic_get_regs_len(netdev_priv(net_dev
));
249 static void efx_ethtool_get_regs(struct net_device
*net_dev
,
250 struct ethtool_regs
*regs
, void *buf
)
252 struct efx_nic
*efx
= netdev_priv(net_dev
);
254 regs
->version
= efx
->type
->revision
;
255 efx_nic_get_regs(efx
, buf
);
258 static u32
efx_ethtool_get_msglevel(struct net_device
*net_dev
)
260 struct efx_nic
*efx
= netdev_priv(net_dev
);
261 return efx
->msg_enable
;
264 static void efx_ethtool_set_msglevel(struct net_device
*net_dev
, u32 msg_enable
)
266 struct efx_nic
*efx
= netdev_priv(net_dev
);
267 efx
->msg_enable
= msg_enable
;
271 * efx_fill_test - fill in an individual self-test entry
272 * @test_index: Index of the test
273 * @strings: Ethtool strings, or %NULL
274 * @data: Ethtool test results, or %NULL
275 * @test: Pointer to test result (used only if data != %NULL)
276 * @unit_format: Unit name format (e.g. "chan\%d")
277 * @unit_id: Unit id (e.g. 0 for "chan0")
278 * @test_format: Test name format (e.g. "loopback.\%s.tx.sent")
279 * @test_id: Test id (e.g. "PHYXS" for "loopback.PHYXS.tx_sent")
281 * Fill in an individual self-test entry.
283 static void efx_fill_test(unsigned int test_index
,
284 struct ethtool_string
*strings
, u64
*data
,
285 int *test
, const char *unit_format
, int unit_id
,
286 const char *test_format
, const char *test_id
)
288 struct ethtool_string unit_str
, test_str
;
290 /* Fill data value, if applicable */
292 data
[test_index
] = *test
;
294 /* Fill string, if applicable */
296 if (strchr(unit_format
, '%'))
297 snprintf(unit_str
.name
, sizeof(unit_str
.name
),
298 unit_format
, unit_id
);
300 strcpy(unit_str
.name
, unit_format
);
301 snprintf(test_str
.name
, sizeof(test_str
.name
),
302 test_format
, test_id
);
303 snprintf(strings
[test_index
].name
,
304 sizeof(strings
[test_index
].name
),
305 "%-6s %-24s", unit_str
.name
, test_str
.name
);
309 #define EFX_CHANNEL_NAME(_channel) "chan%d", _channel->channel
310 #define EFX_TX_QUEUE_NAME(_tx_queue) "txq%d", _tx_queue->queue
311 #define EFX_RX_QUEUE_NAME(_rx_queue) "rxq%d", _rx_queue->queue
312 #define EFX_LOOPBACK_NAME(_mode, _counter) \
313 "loopback.%s." _counter, STRING_TABLE_LOOKUP(_mode, efx_loopback_mode)
316 * efx_fill_loopback_test - fill in a block of loopback self-test entries
318 * @lb_tests: Efx loopback self-test results structure
319 * @mode: Loopback test mode
320 * @test_index: Starting index of the test
321 * @strings: Ethtool strings, or %NULL
322 * @data: Ethtool test results, or %NULL
324 static int efx_fill_loopback_test(struct efx_nic
*efx
,
325 struct efx_loopback_self_tests
*lb_tests
,
326 enum efx_loopback_mode mode
,
327 unsigned int test_index
,
328 struct ethtool_string
*strings
, u64
*data
)
330 struct efx_channel
*channel
= efx_get_channel(efx
, 0);
331 struct efx_tx_queue
*tx_queue
;
333 efx_for_each_channel_tx_queue(tx_queue
, channel
) {
334 efx_fill_test(test_index
++, strings
, data
,
335 &lb_tests
->tx_sent
[tx_queue
->queue
],
336 EFX_TX_QUEUE_NAME(tx_queue
),
337 EFX_LOOPBACK_NAME(mode
, "tx_sent"));
338 efx_fill_test(test_index
++, strings
, data
,
339 &lb_tests
->tx_done
[tx_queue
->queue
],
340 EFX_TX_QUEUE_NAME(tx_queue
),
341 EFX_LOOPBACK_NAME(mode
, "tx_done"));
343 efx_fill_test(test_index
++, strings
, data
,
346 EFX_LOOPBACK_NAME(mode
, "rx_good"));
347 efx_fill_test(test_index
++, strings
, data
,
350 EFX_LOOPBACK_NAME(mode
, "rx_bad"));
356 * efx_ethtool_fill_self_tests - get self-test details
358 * @tests: Efx self-test results structure, or %NULL
359 * @strings: Ethtool strings, or %NULL
360 * @data: Ethtool test results, or %NULL
362 static int efx_ethtool_fill_self_tests(struct efx_nic
*efx
,
363 struct efx_self_tests
*tests
,
364 struct ethtool_string
*strings
,
367 struct efx_channel
*channel
;
368 unsigned int n
= 0, i
;
369 enum efx_loopback_mode mode
;
371 efx_fill_test(n
++, strings
, data
, &tests
->phy_alive
,
372 "phy", 0, "alive", NULL
);
373 efx_fill_test(n
++, strings
, data
, &tests
->nvram
,
374 "core", 0, "nvram", NULL
);
375 efx_fill_test(n
++, strings
, data
, &tests
->interrupt
,
376 "core", 0, "interrupt", NULL
);
379 efx_for_each_channel(channel
, efx
) {
380 efx_fill_test(n
++, strings
, data
,
381 &tests
->eventq_dma
[channel
->channel
],
382 EFX_CHANNEL_NAME(channel
),
384 efx_fill_test(n
++, strings
, data
,
385 &tests
->eventq_int
[channel
->channel
],
386 EFX_CHANNEL_NAME(channel
),
388 efx_fill_test(n
++, strings
, data
,
389 &tests
->eventq_poll
[channel
->channel
],
390 EFX_CHANNEL_NAME(channel
),
391 "eventq.poll", NULL
);
394 efx_fill_test(n
++, strings
, data
, &tests
->registers
,
395 "core", 0, "registers", NULL
);
397 if (efx
->phy_op
->run_tests
!= NULL
) {
398 EFX_BUG_ON_PARANOID(efx
->phy_op
->test_name
== NULL
);
400 for (i
= 0; true; ++i
) {
403 EFX_BUG_ON_PARANOID(i
>= EFX_MAX_PHY_TESTS
);
404 name
= efx
->phy_op
->test_name(efx
, i
);
408 efx_fill_test(n
++, strings
, data
, &tests
->phy_ext
[i
],
409 "phy", 0, name
, NULL
);
414 for (mode
= LOOPBACK_NONE
; mode
<= LOOPBACK_TEST_MAX
; mode
++) {
415 if (!(efx
->loopback_modes
& (1 << mode
)))
417 n
= efx_fill_loopback_test(efx
,
418 &tests
->loopback
[mode
], mode
, n
,
425 static int efx_ethtool_get_sset_count(struct net_device
*net_dev
,
428 switch (string_set
) {
430 return EFX_ETHTOOL_NUM_STATS
;
432 return efx_ethtool_fill_self_tests(netdev_priv(net_dev
),
439 static void efx_ethtool_get_strings(struct net_device
*net_dev
,
440 u32 string_set
, u8
*strings
)
442 struct efx_nic
*efx
= netdev_priv(net_dev
);
443 struct ethtool_string
*ethtool_strings
=
444 (struct ethtool_string
*)strings
;
447 switch (string_set
) {
449 for (i
= 0; i
< EFX_ETHTOOL_NUM_STATS
; i
++)
450 strncpy(ethtool_strings
[i
].name
,
451 efx_ethtool_stats
[i
].name
,
452 sizeof(ethtool_strings
[i
].name
));
455 efx_ethtool_fill_self_tests(efx
, NULL
,
456 ethtool_strings
, NULL
);
459 /* No other string sets */
464 static void efx_ethtool_get_stats(struct net_device
*net_dev
,
465 struct ethtool_stats
*stats
,
468 struct efx_nic
*efx
= netdev_priv(net_dev
);
469 struct efx_mac_stats
*mac_stats
= &efx
->mac_stats
;
470 struct efx_ethtool_stat
*stat
;
471 struct efx_channel
*channel
;
472 struct rtnl_link_stats64 temp
;
475 EFX_BUG_ON_PARANOID(stats
->n_stats
!= EFX_ETHTOOL_NUM_STATS
);
477 /* Update MAC and NIC statistics */
478 dev_get_stats(net_dev
, &temp
);
480 /* Fill detailed statistics buffer */
481 for (i
= 0; i
< EFX_ETHTOOL_NUM_STATS
; i
++) {
482 stat
= &efx_ethtool_stats
[i
];
483 switch (stat
->source
) {
484 case EFX_ETHTOOL_STAT_SOURCE_mac_stats
:
485 data
[i
] = stat
->get_stat((void *)mac_stats
+
488 case EFX_ETHTOOL_STAT_SOURCE_nic
:
489 data
[i
] = stat
->get_stat((void *)efx
+ stat
->offset
);
491 case EFX_ETHTOOL_STAT_SOURCE_channel
:
493 efx_for_each_channel(channel
, efx
)
494 data
[i
] += stat
->get_stat((void *)channel
+
501 static int efx_ethtool_set_tso(struct net_device
*net_dev
, u32 enable
)
503 struct efx_nic
*efx
__attribute__ ((unused
)) = netdev_priv(net_dev
);
504 unsigned long features
;
506 features
= NETIF_F_TSO
;
507 if (efx
->type
->offload_features
& NETIF_F_V6_CSUM
)
508 features
|= NETIF_F_TSO6
;
511 net_dev
->features
|= features
;
513 net_dev
->features
&= ~features
;
518 static int efx_ethtool_set_tx_csum(struct net_device
*net_dev
, u32 enable
)
520 struct efx_nic
*efx
= netdev_priv(net_dev
);
521 unsigned long features
= efx
->type
->offload_features
& NETIF_F_ALL_CSUM
;
524 net_dev
->features
|= features
;
526 net_dev
->features
&= ~features
;
531 static int efx_ethtool_set_rx_csum(struct net_device
*net_dev
, u32 enable
)
533 struct efx_nic
*efx
= netdev_priv(net_dev
);
535 /* No way to stop the hardware doing the checks; we just
538 efx
->rx_checksum_enabled
= !!enable
;
543 static u32
efx_ethtool_get_rx_csum(struct net_device
*net_dev
)
545 struct efx_nic
*efx
= netdev_priv(net_dev
);
547 return efx
->rx_checksum_enabled
;
550 static int efx_ethtool_set_flags(struct net_device
*net_dev
, u32 data
)
552 struct efx_nic
*efx
= netdev_priv(net_dev
);
553 u32 supported
= (efx
->type
->offload_features
&
554 (ETH_FLAG_RXHASH
| ETH_FLAG_NTUPLE
));
557 rc
= ethtool_op_set_flags(net_dev
, data
, supported
);
561 if (!(data
& ETH_FLAG_NTUPLE
))
562 efx_filter_clear_rx(efx
, EFX_FILTER_PRI_MANUAL
);
567 static void efx_ethtool_self_test(struct net_device
*net_dev
,
568 struct ethtool_test
*test
, u64
*data
)
570 struct efx_nic
*efx
= netdev_priv(net_dev
);
571 struct efx_self_tests efx_tests
;
576 if (efx
->state
!= STATE_RUNNING
) {
581 netif_info(efx
, drv
, efx
->net_dev
, "starting %sline testing\n",
582 (test
->flags
& ETH_TEST_FL_OFFLINE
) ? "off" : "on");
584 /* We need rx buffers and interrupts. */
585 already_up
= (efx
->net_dev
->flags
& IFF_UP
);
587 rc
= dev_open(efx
->net_dev
);
589 netif_err(efx
, drv
, efx
->net_dev
,
590 "failed opening device.\n");
595 memset(&efx_tests
, 0, sizeof(efx_tests
));
597 rc
= efx_selftest(efx
, &efx_tests
, test
->flags
);
600 dev_close(efx
->net_dev
);
602 netif_info(efx
, drv
, efx
->net_dev
, "%s %sline self-tests\n",
603 rc
== 0 ? "passed" : "failed",
604 (test
->flags
& ETH_TEST_FL_OFFLINE
) ? "off" : "on");
608 /* Fill ethtool results structures */
609 efx_ethtool_fill_self_tests(efx
, &efx_tests
, NULL
, data
);
611 test
->flags
|= ETH_TEST_FL_FAILED
;
614 /* Restart autonegotiation */
615 static int efx_ethtool_nway_reset(struct net_device
*net_dev
)
617 struct efx_nic
*efx
= netdev_priv(net_dev
);
619 return mdio45_nway_restart(&efx
->mdio
);
622 static u32
efx_ethtool_get_link(struct net_device
*net_dev
)
624 struct efx_nic
*efx
= netdev_priv(net_dev
);
626 return efx
->link_state
.up
;
629 static int efx_ethtool_get_coalesce(struct net_device
*net_dev
,
630 struct ethtool_coalesce
*coalesce
)
632 struct efx_nic
*efx
= netdev_priv(net_dev
);
633 struct efx_channel
*channel
;
635 memset(coalesce
, 0, sizeof(*coalesce
));
637 /* Find lowest IRQ moderation across all used TX queues */
638 coalesce
->tx_coalesce_usecs_irq
= ~((u32
) 0);
639 efx_for_each_channel(channel
, efx
) {
640 if (!efx_channel_get_tx_queue(channel
, 0))
642 if (channel
->irq_moderation
< coalesce
->tx_coalesce_usecs_irq
) {
643 if (channel
->channel
< efx
->n_rx_channels
)
644 coalesce
->tx_coalesce_usecs_irq
=
645 channel
->irq_moderation
;
647 coalesce
->tx_coalesce_usecs_irq
= 0;
651 coalesce
->use_adaptive_rx_coalesce
= efx
->irq_rx_adaptive
;
652 coalesce
->rx_coalesce_usecs_irq
= efx
->irq_rx_moderation
;
654 coalesce
->tx_coalesce_usecs_irq
*= EFX_IRQ_MOD_RESOLUTION
;
655 coalesce
->rx_coalesce_usecs_irq
*= EFX_IRQ_MOD_RESOLUTION
;
660 /* Set coalescing parameters
661 * The difficulties occur for shared channels
663 static int efx_ethtool_set_coalesce(struct net_device
*net_dev
,
664 struct ethtool_coalesce
*coalesce
)
666 struct efx_nic
*efx
= netdev_priv(net_dev
);
667 struct efx_channel
*channel
;
668 unsigned tx_usecs
, rx_usecs
, adaptive
;
670 if (coalesce
->use_adaptive_tx_coalesce
)
673 if (coalesce
->rx_coalesce_usecs
|| coalesce
->tx_coalesce_usecs
) {
674 netif_err(efx
, drv
, efx
->net_dev
, "invalid coalescing setting. "
675 "Only rx/tx_coalesce_usecs_irq are supported\n");
679 rx_usecs
= coalesce
->rx_coalesce_usecs_irq
;
680 tx_usecs
= coalesce
->tx_coalesce_usecs_irq
;
681 adaptive
= coalesce
->use_adaptive_rx_coalesce
;
683 /* If the channel is shared only allow RX parameters to be set */
684 efx_for_each_channel(channel
, efx
) {
685 if (efx_channel_get_rx_queue(channel
) &&
686 efx_channel_get_tx_queue(channel
, 0) &&
688 netif_err(efx
, drv
, efx
->net_dev
, "Channel is shared. "
689 "Only RX coalescing may be set\n");
694 efx_init_irq_moderation(efx
, tx_usecs
, rx_usecs
, adaptive
);
695 efx_for_each_channel(channel
, efx
)
696 efx
->type
->push_irq_moderation(channel
);
701 static void efx_ethtool_get_ringparam(struct net_device
*net_dev
,
702 struct ethtool_ringparam
*ring
)
704 struct efx_nic
*efx
= netdev_priv(net_dev
);
706 ring
->rx_max_pending
= EFX_MAX_DMAQ_SIZE
;
707 ring
->tx_max_pending
= EFX_MAX_DMAQ_SIZE
;
708 ring
->rx_mini_max_pending
= 0;
709 ring
->rx_jumbo_max_pending
= 0;
710 ring
->rx_pending
= efx
->rxq_entries
;
711 ring
->tx_pending
= efx
->txq_entries
;
712 ring
->rx_mini_pending
= 0;
713 ring
->rx_jumbo_pending
= 0;
716 static int efx_ethtool_set_ringparam(struct net_device
*net_dev
,
717 struct ethtool_ringparam
*ring
)
719 struct efx_nic
*efx
= netdev_priv(net_dev
);
721 if (ring
->rx_mini_pending
|| ring
->rx_jumbo_pending
||
722 ring
->rx_pending
> EFX_MAX_DMAQ_SIZE
||
723 ring
->tx_pending
> EFX_MAX_DMAQ_SIZE
)
726 if (ring
->rx_pending
< EFX_MIN_RING_SIZE
||
727 ring
->tx_pending
< EFX_MIN_RING_SIZE
) {
728 netif_err(efx
, drv
, efx
->net_dev
,
729 "TX and RX queues cannot be smaller than %ld\n",
734 return efx_realloc_channels(efx
, ring
->rx_pending
, ring
->tx_pending
);
737 static int efx_ethtool_set_pauseparam(struct net_device
*net_dev
,
738 struct ethtool_pauseparam
*pause
)
740 struct efx_nic
*efx
= netdev_priv(net_dev
);
741 enum efx_fc_type wanted_fc
, old_fc
;
746 mutex_lock(&efx
->mac_lock
);
748 wanted_fc
= ((pause
->rx_pause
? EFX_FC_RX
: 0) |
749 (pause
->tx_pause
? EFX_FC_TX
: 0) |
750 (pause
->autoneg
? EFX_FC_AUTO
: 0));
752 if ((wanted_fc
& EFX_FC_TX
) && !(wanted_fc
& EFX_FC_RX
)) {
753 netif_dbg(efx
, drv
, efx
->net_dev
,
754 "Flow control unsupported: tx ON rx OFF\n");
759 if ((wanted_fc
& EFX_FC_AUTO
) && !efx
->link_advertising
) {
760 netif_dbg(efx
, drv
, efx
->net_dev
,
761 "Autonegotiation is disabled\n");
766 /* TX flow control may automatically turn itself off if the
767 * link partner (intermittently) stops responding to pause
768 * frames. There isn't any indication that this has happened,
769 * so the best we do is leave it up to the user to spot this
770 * and fix it be cycling transmit flow control on this end. */
771 reset
= (wanted_fc
& EFX_FC_TX
) && !(efx
->wanted_fc
& EFX_FC_TX
);
772 if (EFX_WORKAROUND_11482(efx
) && reset
) {
773 if (efx_nic_rev(efx
) == EFX_REV_FALCON_B0
) {
774 /* Recover by resetting the EM block */
775 falcon_stop_nic_stats(efx
);
776 falcon_drain_tx_fifo(efx
);
777 efx
->mac_op
->reconfigure(efx
);
778 falcon_start_nic_stats(efx
);
780 /* Schedule a reset to recover */
781 efx_schedule_reset(efx
, RESET_TYPE_INVISIBLE
);
785 old_adv
= efx
->link_advertising
;
786 old_fc
= efx
->wanted_fc
;
787 efx_link_set_wanted_fc(efx
, wanted_fc
);
788 if (efx
->link_advertising
!= old_adv
||
789 (efx
->wanted_fc
^ old_fc
) & EFX_FC_AUTO
) {
790 rc
= efx
->phy_op
->reconfigure(efx
);
792 netif_err(efx
, drv
, efx
->net_dev
,
793 "Unable to advertise requested flow "
794 "control setting\n");
799 /* Reconfigure the MAC. The PHY *may* generate a link state change event
800 * if the user just changed the advertised capabilities, but there's no
801 * harm doing this twice */
802 efx
->mac_op
->reconfigure(efx
);
805 mutex_unlock(&efx
->mac_lock
);
810 static void efx_ethtool_get_pauseparam(struct net_device
*net_dev
,
811 struct ethtool_pauseparam
*pause
)
813 struct efx_nic
*efx
= netdev_priv(net_dev
);
815 pause
->rx_pause
= !!(efx
->wanted_fc
& EFX_FC_RX
);
816 pause
->tx_pause
= !!(efx
->wanted_fc
& EFX_FC_TX
);
817 pause
->autoneg
= !!(efx
->wanted_fc
& EFX_FC_AUTO
);
821 static void efx_ethtool_get_wol(struct net_device
*net_dev
,
822 struct ethtool_wolinfo
*wol
)
824 struct efx_nic
*efx
= netdev_priv(net_dev
);
825 return efx
->type
->get_wol(efx
, wol
);
829 static int efx_ethtool_set_wol(struct net_device
*net_dev
,
830 struct ethtool_wolinfo
*wol
)
832 struct efx_nic
*efx
= netdev_priv(net_dev
);
833 return efx
->type
->set_wol(efx
, wol
->wolopts
);
836 static int efx_ethtool_reset(struct net_device
*net_dev
, u32
*flags
)
838 struct efx_nic
*efx
= netdev_priv(net_dev
);
839 enum reset_type method
;
841 ETH_RESET_EFX_INVISIBLE
= (ETH_RESET_DMA
| ETH_RESET_FILTER
|
842 ETH_RESET_OFFLOAD
| ETH_RESET_MAC
)
845 /* Check for minimal reset flags */
846 if ((*flags
& ETH_RESET_EFX_INVISIBLE
) != ETH_RESET_EFX_INVISIBLE
)
848 *flags
^= ETH_RESET_EFX_INVISIBLE
;
849 method
= RESET_TYPE_INVISIBLE
;
851 if (*flags
& ETH_RESET_PHY
) {
852 *flags
^= ETH_RESET_PHY
;
853 method
= RESET_TYPE_ALL
;
856 if ((*flags
& efx
->type
->reset_world_flags
) ==
857 efx
->type
->reset_world_flags
) {
858 *flags
^= efx
->type
->reset_world_flags
;
859 method
= RESET_TYPE_WORLD
;
862 return efx_reset(efx
, method
);
866 efx_ethtool_get_rxnfc(struct net_device
*net_dev
,
867 struct ethtool_rxnfc
*info
, void *rules __always_unused
)
869 struct efx_nic
*efx
= netdev_priv(net_dev
);
872 case ETHTOOL_GRXRINGS
:
873 info
->data
= efx
->n_rx_channels
;
876 case ETHTOOL_GRXFH
: {
877 unsigned min_revision
= 0;
880 switch (info
->flow_type
) {
882 info
->data
|= RXH_L4_B_0_1
| RXH_L4_B_2_3
;
888 info
->data
|= RXH_IP_SRC
| RXH_IP_DST
;
889 min_revision
= EFX_REV_FALCON_B0
;
892 info
->data
|= RXH_L4_B_0_1
| RXH_L4_B_2_3
;
898 info
->data
|= RXH_IP_SRC
| RXH_IP_DST
;
899 min_revision
= EFX_REV_SIENA_A0
;
904 if (efx_nic_rev(efx
) < min_revision
)
914 static int efx_ethtool_set_rx_ntuple(struct net_device
*net_dev
,
915 struct ethtool_rx_ntuple
*ntuple
)
917 struct efx_nic
*efx
= netdev_priv(net_dev
);
918 struct ethtool_tcpip4_spec
*ip_entry
= &ntuple
->fs
.h_u
.tcp_ip4_spec
;
919 struct ethtool_tcpip4_spec
*ip_mask
= &ntuple
->fs
.m_u
.tcp_ip4_spec
;
920 struct ethhdr
*mac_entry
= &ntuple
->fs
.h_u
.ether_spec
;
921 struct ethhdr
*mac_mask
= &ntuple
->fs
.m_u
.ether_spec
;
922 struct efx_filter_spec filter
;
924 /* Range-check action */
925 if (ntuple
->fs
.action
< ETHTOOL_RXNTUPLE_ACTION_CLEAR
||
926 ntuple
->fs
.action
>= (s32
)efx
->n_rx_channels
)
929 if (~ntuple
->fs
.data_mask
)
932 switch (ntuple
->fs
.flow_type
) {
935 /* Must match all of destination, */
936 if (ip_mask
->ip4dst
| ip_mask
->pdst
)
938 /* all or none of source, */
939 if ((ip_mask
->ip4src
| ip_mask
->psrc
) &&
940 ((__force u32
)~ip_mask
->ip4src
|
941 (__force u16
)~ip_mask
->psrc
))
943 /* and nothing else */
944 if ((u8
)~ip_mask
->tos
| (u16
)~ntuple
->fs
.vlan_tag_mask
)
948 /* Must match all of destination, */
949 if (!is_zero_ether_addr(mac_mask
->h_dest
))
951 /* all or none of VID, */
952 if (ntuple
->fs
.vlan_tag_mask
!= 0xf000 &&
953 ntuple
->fs
.vlan_tag_mask
!= 0xffff)
955 /* and nothing else */
956 if (!is_broadcast_ether_addr(mac_mask
->h_source
) ||
957 mac_mask
->h_proto
!= htons(0xffff))
964 filter
.priority
= EFX_FILTER_PRI_MANUAL
;
967 switch (ntuple
->fs
.flow_type
) {
969 if (!ip_mask
->ip4src
)
970 efx_filter_set_rx_tcp_full(&filter
,
971 htonl(ip_entry
->ip4src
),
972 htons(ip_entry
->psrc
),
973 htonl(ip_entry
->ip4dst
),
974 htons(ip_entry
->pdst
));
976 efx_filter_set_rx_tcp_wild(&filter
,
977 htonl(ip_entry
->ip4dst
),
978 htons(ip_entry
->pdst
));
981 if (!ip_mask
->ip4src
)
982 efx_filter_set_rx_udp_full(&filter
,
983 htonl(ip_entry
->ip4src
),
984 htons(ip_entry
->psrc
),
985 htonl(ip_entry
->ip4dst
),
986 htons(ip_entry
->pdst
));
988 efx_filter_set_rx_udp_wild(&filter
,
989 htonl(ip_entry
->ip4dst
),
990 htons(ip_entry
->pdst
));
993 if (ntuple
->fs
.vlan_tag_mask
== 0xf000)
994 efx_filter_set_rx_mac_full(&filter
,
995 ntuple
->fs
.vlan_tag
& 0xfff,
998 efx_filter_set_rx_mac_wild(&filter
, mac_entry
->h_dest
);
1002 if (ntuple
->fs
.action
== ETHTOOL_RXNTUPLE_ACTION_CLEAR
) {
1003 return efx_filter_remove_filter(efx
, &filter
);
1005 if (ntuple
->fs
.action
== ETHTOOL_RXNTUPLE_ACTION_DROP
)
1006 filter
.dmaq_id
= 0xfff;
1008 filter
.dmaq_id
= ntuple
->fs
.action
;
1009 return efx_filter_insert_filter(efx
, &filter
, true);
1013 static int efx_ethtool_get_rxfh_indir(struct net_device
*net_dev
,
1014 struct ethtool_rxfh_indir
*indir
)
1016 struct efx_nic
*efx
= netdev_priv(net_dev
);
1018 min_t(size_t, indir
->size
, ARRAY_SIZE(efx
->rx_indir_table
));
1020 if (efx_nic_rev(efx
) < EFX_REV_FALCON_B0
)
1023 indir
->size
= ARRAY_SIZE(efx
->rx_indir_table
);
1024 memcpy(indir
->ring_index
, efx
->rx_indir_table
,
1025 copy_size
* sizeof(indir
->ring_index
[0]));
1029 static int efx_ethtool_set_rxfh_indir(struct net_device
*net_dev
,
1030 const struct ethtool_rxfh_indir
*indir
)
1032 struct efx_nic
*efx
= netdev_priv(net_dev
);
1035 if (efx_nic_rev(efx
) < EFX_REV_FALCON_B0
)
1038 /* Validate size and indices */
1039 if (indir
->size
!= ARRAY_SIZE(efx
->rx_indir_table
))
1041 for (i
= 0; i
< ARRAY_SIZE(efx
->rx_indir_table
); i
++)
1042 if (indir
->ring_index
[i
] >= efx
->n_rx_channels
)
1045 memcpy(efx
->rx_indir_table
, indir
->ring_index
,
1046 sizeof(efx
->rx_indir_table
));
1047 efx_nic_push_rx_indir_table(efx
);
1051 const struct ethtool_ops efx_ethtool_ops
= {
1052 .get_settings
= efx_ethtool_get_settings
,
1053 .set_settings
= efx_ethtool_set_settings
,
1054 .get_drvinfo
= efx_ethtool_get_drvinfo
,
1055 .get_regs_len
= efx_ethtool_get_regs_len
,
1056 .get_regs
= efx_ethtool_get_regs
,
1057 .get_msglevel
= efx_ethtool_get_msglevel
,
1058 .set_msglevel
= efx_ethtool_set_msglevel
,
1059 .nway_reset
= efx_ethtool_nway_reset
,
1060 .get_link
= efx_ethtool_get_link
,
1061 .get_coalesce
= efx_ethtool_get_coalesce
,
1062 .set_coalesce
= efx_ethtool_set_coalesce
,
1063 .get_ringparam
= efx_ethtool_get_ringparam
,
1064 .set_ringparam
= efx_ethtool_set_ringparam
,
1065 .get_pauseparam
= efx_ethtool_get_pauseparam
,
1066 .set_pauseparam
= efx_ethtool_set_pauseparam
,
1067 .get_rx_csum
= efx_ethtool_get_rx_csum
,
1068 .set_rx_csum
= efx_ethtool_set_rx_csum
,
1069 .get_tx_csum
= ethtool_op_get_tx_csum
,
1070 /* Need to enable/disable IPv6 too */
1071 .set_tx_csum
= efx_ethtool_set_tx_csum
,
1072 .get_sg
= ethtool_op_get_sg
,
1073 .set_sg
= ethtool_op_set_sg
,
1074 .get_tso
= ethtool_op_get_tso
,
1075 /* Need to enable/disable TSO-IPv6 too */
1076 .set_tso
= efx_ethtool_set_tso
,
1077 .get_flags
= ethtool_op_get_flags
,
1078 .set_flags
= efx_ethtool_set_flags
,
1079 .get_sset_count
= efx_ethtool_get_sset_count
,
1080 .self_test
= efx_ethtool_self_test
,
1081 .get_strings
= efx_ethtool_get_strings
,
1082 .phys_id
= efx_ethtool_phys_id
,
1083 .get_ethtool_stats
= efx_ethtool_get_stats
,
1084 .get_wol
= efx_ethtool_get_wol
,
1085 .set_wol
= efx_ethtool_set_wol
,
1086 .reset
= efx_ethtool_reset
,
1087 .get_rxnfc
= efx_ethtool_get_rxnfc
,
1088 .set_rx_ntuple
= efx_ethtool_set_rx_ntuple
,
1089 .get_rxfh_indir
= efx_ethtool_get_rxfh_indir
,
1090 .set_rxfh_indir
= efx_ethtool_set_rxfh_indir
,