1 /*******************************************************************************
3 Intel(R) Gigabit Ethernet Linux driver
4 Copyright(c) 2007-2013 Intel Corporation.
6 This program is free software; you can redistribute it and/or modify it
7 under the terms and conditions of the GNU General Public License,
8 version 2, as published by the Free Software Foundation.
10 This program is distributed in the hope it will be useful, but WITHOUT
11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 You should have received a copy of the GNU General Public License along with
16 this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
19 The full GNU General Public License is included in this distribution in
20 the file called "LICENSE.GPL".
23 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
24 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
26 *******************************************************************************/
28 /* ethtool support for igb */
30 #include <linux/netdevice.h>
31 #include <linux/vmalloc.h>
34 #include <linux/ethtool.h>
35 #ifdef CONFIG_PM_RUNTIME
36 #include <linux/pm_runtime.h>
37 #endif /* CONFIG_PM_RUNTIME */
38 #include <linux/highmem.h>
41 #include "igb_regtest.h"
42 #include <linux/if_vlan.h>
44 #include <linux/mdio.h>
47 #ifdef ETHTOOL_OPS_COMPAT
48 #include "kcompat_ethtool.c"
52 char stat_string
[ETH_GSTRING_LEN
];
57 #define IGB_STAT(_name, _stat) { \
58 .stat_string = _name, \
59 .sizeof_stat = FIELD_SIZEOF(struct igb_adapter, _stat), \
60 .stat_offset = offsetof(struct igb_adapter, _stat) \
62 static const struct igb_stats igb_gstrings_stats
[] = {
63 IGB_STAT("rx_packets", stats
.gprc
),
64 IGB_STAT("tx_packets", stats
.gptc
),
65 IGB_STAT("rx_bytes", stats
.gorc
),
66 IGB_STAT("tx_bytes", stats
.gotc
),
67 IGB_STAT("rx_broadcast", stats
.bprc
),
68 IGB_STAT("tx_broadcast", stats
.bptc
),
69 IGB_STAT("rx_multicast", stats
.mprc
),
70 IGB_STAT("tx_multicast", stats
.mptc
),
71 IGB_STAT("multicast", stats
.mprc
),
72 IGB_STAT("collisions", stats
.colc
),
73 IGB_STAT("rx_crc_errors", stats
.crcerrs
),
74 IGB_STAT("rx_no_buffer_count", stats
.rnbc
),
75 IGB_STAT("rx_missed_errors", stats
.mpc
),
76 IGB_STAT("tx_aborted_errors", stats
.ecol
),
77 IGB_STAT("tx_carrier_errors", stats
.tncrs
),
78 IGB_STAT("tx_window_errors", stats
.latecol
),
79 IGB_STAT("tx_abort_late_coll", stats
.latecol
),
80 IGB_STAT("tx_deferred_ok", stats
.dc
),
81 IGB_STAT("tx_single_coll_ok", stats
.scc
),
82 IGB_STAT("tx_multi_coll_ok", stats
.mcc
),
83 IGB_STAT("tx_timeout_count", tx_timeout_count
),
84 IGB_STAT("rx_long_length_errors", stats
.roc
),
85 IGB_STAT("rx_short_length_errors", stats
.ruc
),
86 IGB_STAT("rx_align_errors", stats
.algnerrc
),
87 IGB_STAT("tx_tcp_seg_good", stats
.tsctc
),
88 IGB_STAT("tx_tcp_seg_failed", stats
.tsctfc
),
89 IGB_STAT("rx_flow_control_xon", stats
.xonrxc
),
90 IGB_STAT("rx_flow_control_xoff", stats
.xoffrxc
),
91 IGB_STAT("tx_flow_control_xon", stats
.xontxc
),
92 IGB_STAT("tx_flow_control_xoff", stats
.xofftxc
),
93 IGB_STAT("rx_long_byte_count", stats
.gorc
),
94 IGB_STAT("tx_dma_out_of_sync", stats
.doosync
),
96 IGB_STAT("lro_aggregated", lro_stats
.coal
),
97 IGB_STAT("lro_flushed", lro_stats
.flushed
),
99 IGB_STAT("tx_smbus", stats
.mgptc
),
100 IGB_STAT("rx_smbus", stats
.mgprc
),
101 IGB_STAT("dropped_smbus", stats
.mgpdc
),
102 IGB_STAT("os2bmc_rx_by_bmc", stats
.o2bgptc
),
103 IGB_STAT("os2bmc_tx_by_bmc", stats
.b2ospc
),
104 IGB_STAT("os2bmc_tx_by_host", stats
.o2bspc
),
105 IGB_STAT("os2bmc_rx_by_host", stats
.b2ogprc
),
106 #ifdef HAVE_PTP_1588_CLOCK
107 IGB_STAT("tx_hwtstamp_timeouts", tx_hwtstamp_timeouts
),
108 IGB_STAT("rx_hwtstamp_cleared", rx_hwtstamp_cleared
),
109 #endif /* HAVE_PTP_1588_CLOCK */
112 #define IGB_NETDEV_STAT(_net_stat) { \
113 .stat_string = #_net_stat, \
114 .sizeof_stat = FIELD_SIZEOF(struct net_device_stats, _net_stat), \
115 .stat_offset = offsetof(struct net_device_stats, _net_stat) \
117 static const struct igb_stats igb_gstrings_net_stats
[] = {
118 IGB_NETDEV_STAT(rx_errors
),
119 IGB_NETDEV_STAT(tx_errors
),
120 IGB_NETDEV_STAT(tx_dropped
),
121 IGB_NETDEV_STAT(rx_length_errors
),
122 IGB_NETDEV_STAT(rx_over_errors
),
123 IGB_NETDEV_STAT(rx_frame_errors
),
124 IGB_NETDEV_STAT(rx_fifo_errors
),
125 IGB_NETDEV_STAT(tx_fifo_errors
),
126 IGB_NETDEV_STAT(tx_heartbeat_errors
)
129 #define IGB_GLOBAL_STATS_LEN ARRAY_SIZE(igb_gstrings_stats)
130 #define IGB_NETDEV_STATS_LEN ARRAY_SIZE(igb_gstrings_net_stats)
131 #define IGB_RX_QUEUE_STATS_LEN \
132 (sizeof(struct igb_rx_queue_stats) / sizeof(u64))
133 #define IGB_TX_QUEUE_STATS_LEN \
134 (sizeof(struct igb_tx_queue_stats) / sizeof(u64))
135 #define IGB_QUEUE_STATS_LEN \
136 ((((struct igb_adapter *)netdev_priv(netdev))->num_rx_queues * \
137 IGB_RX_QUEUE_STATS_LEN) + \
138 (((struct igb_adapter *)netdev_priv(netdev))->num_tx_queues * \
139 IGB_TX_QUEUE_STATS_LEN))
140 #define IGB_STATS_LEN \
141 (IGB_GLOBAL_STATS_LEN + IGB_NETDEV_STATS_LEN + IGB_QUEUE_STATS_LEN)
143 #endif /* ETHTOOL_GSTATS */
145 static const char igb_gstrings_test
[][ETH_GSTRING_LEN
] = {
146 "Register test (offline)", "Eeprom test (offline)",
147 "Interrupt test (offline)", "Loopback test (offline)",
148 "Link test (on/offline)"
150 #define IGB_TEST_LEN (sizeof(igb_gstrings_test) / ETH_GSTRING_LEN)
151 #endif /* ETHTOOL_TEST */
153 static int igb_get_settings(struct net_device
*netdev
, struct ethtool_cmd
*ecmd
)
155 struct igb_adapter
*adapter
= netdev_priv(netdev
);
156 struct e1000_hw
*hw
= &adapter
->hw
;
159 if (hw
->phy
.media_type
== e1000_media_type_copper
) {
161 ecmd
->supported
= (SUPPORTED_10baseT_Half
|
162 SUPPORTED_10baseT_Full
|
163 SUPPORTED_100baseT_Half
|
164 SUPPORTED_100baseT_Full
|
165 SUPPORTED_1000baseT_Full
|
169 ecmd
->advertising
= ADVERTISED_TP
;
171 if (hw
->mac
.autoneg
== 1) {
172 ecmd
->advertising
|= ADVERTISED_Autoneg
;
173 /* the e1000 autoneg seems to match ethtool nicely */
174 ecmd
->advertising
|= hw
->phy
.autoneg_advertised
;
177 ecmd
->port
= PORT_TP
;
178 ecmd
->phy_address
= hw
->phy
.addr
;
179 ecmd
->transceiver
= XCVR_INTERNAL
;
182 ecmd
->supported
= (SUPPORTED_1000baseT_Full
|
183 SUPPORTED_100baseT_Full
|
187 if (hw
->mac
.type
== e1000_i354
)
188 ecmd
->supported
|= (SUPPORTED_2500baseX_Full
);
190 ecmd
->advertising
= ADVERTISED_FIBRE
;
192 switch (adapter
->link_speed
) {
194 ecmd
->advertising
= ADVERTISED_2500baseX_Full
;
197 ecmd
->advertising
= ADVERTISED_1000baseT_Full
;
200 ecmd
->advertising
= ADVERTISED_100baseT_Full
;
206 if (hw
->mac
.autoneg
== 1)
207 ecmd
->advertising
|= ADVERTISED_Autoneg
;
209 ecmd
->port
= PORT_FIBRE
;
210 ecmd
->transceiver
= XCVR_EXTERNAL
;
213 if (hw
->mac
.autoneg
!= 1)
214 ecmd
->advertising
&= ~(ADVERTISED_Pause
|
215 ADVERTISED_Asym_Pause
);
217 if (hw
->fc
.requested_mode
== e1000_fc_full
)
218 ecmd
->advertising
|= ADVERTISED_Pause
;
219 else if (hw
->fc
.requested_mode
== e1000_fc_rx_pause
)
220 ecmd
->advertising
|= (ADVERTISED_Pause
|
221 ADVERTISED_Asym_Pause
);
222 else if (hw
->fc
.requested_mode
== e1000_fc_tx_pause
)
223 ecmd
->advertising
|= ADVERTISED_Asym_Pause
;
225 ecmd
->advertising
&= ~(ADVERTISED_Pause
|
226 ADVERTISED_Asym_Pause
);
228 status
= E1000_READ_REG(hw
, E1000_STATUS
);
230 if (status
& E1000_STATUS_LU
) {
231 if ((hw
->mac
.type
== e1000_i354
) &&
232 (status
& E1000_STATUS_2P5_SKU
) &&
233 !(status
& E1000_STATUS_2P5_SKU_OVER
))
234 ecmd
->speed
= SPEED_2500
;
235 else if (status
& E1000_STATUS_SPEED_1000
)
236 ecmd
->speed
= SPEED_1000
;
237 else if (status
& E1000_STATUS_SPEED_100
)
238 ecmd
->speed
= SPEED_100
;
240 ecmd
->speed
= SPEED_10
;
242 if ((status
& E1000_STATUS_FD
) ||
243 hw
->phy
.media_type
!= e1000_media_type_copper
)
244 ecmd
->duplex
= DUPLEX_FULL
;
246 ecmd
->duplex
= DUPLEX_HALF
;
253 if ((hw
->phy
.media_type
== e1000_media_type_fiber
) ||
255 ecmd
->autoneg
= AUTONEG_ENABLE
;
257 ecmd
->autoneg
= AUTONEG_DISABLE
;
260 /* MDI-X => 2; MDI =>1; Invalid =>0 */
261 if (hw
->phy
.media_type
== e1000_media_type_copper
)
262 ecmd
->eth_tp_mdix
= hw
->phy
.is_mdix
? ETH_TP_MDI_X
:
265 ecmd
->eth_tp_mdix
= ETH_TP_MDI_INVALID
;
267 #ifdef ETH_TP_MDI_AUTO
268 if (hw
->phy
.mdix
== AUTO_ALL_MODES
)
269 ecmd
->eth_tp_mdix_ctrl
= ETH_TP_MDI_AUTO
;
271 ecmd
->eth_tp_mdix_ctrl
= hw
->phy
.mdix
;
274 #endif /* ETH_TP_MDI_X */
278 static int igb_set_settings(struct net_device
*netdev
, struct ethtool_cmd
*ecmd
)
280 struct igb_adapter
*adapter
= netdev_priv(netdev
);
281 struct e1000_hw
*hw
= &adapter
->hw
;
283 if (ecmd
->duplex
== DUPLEX_HALF
) {
284 if (!hw
->dev_spec
._82575
.eee_disable
)
285 dev_info(pci_dev_to_dev(adapter
->pdev
), "EEE disabled: not supported with half duplex\n");
286 hw
->dev_spec
._82575
.eee_disable
= true;
288 if (hw
->dev_spec
._82575
.eee_disable
)
289 dev_info(pci_dev_to_dev(adapter
->pdev
), "EEE enabled\n");
290 hw
->dev_spec
._82575
.eee_disable
= false;
293 /* When SoL/IDER sessions are active, autoneg/speed/duplex
294 * cannot be changed */
295 if (e1000_check_reset_block(hw
)) {
296 dev_err(pci_dev_to_dev(adapter
->pdev
), "Cannot change link "
297 "characteristics when SoL/IDER is active.\n");
301 #ifdef ETH_TP_MDI_AUTO
303 * MDI setting is only allowed when autoneg enabled because
304 * some hardware doesn't allow MDI setting when speed or
307 if (ecmd
->eth_tp_mdix_ctrl
) {
308 if (hw
->phy
.media_type
!= e1000_media_type_copper
)
311 if ((ecmd
->eth_tp_mdix_ctrl
!= ETH_TP_MDI_AUTO
) &&
312 (ecmd
->autoneg
!= AUTONEG_ENABLE
)) {
313 dev_err(&adapter
->pdev
->dev
, "forcing MDI/MDI-X state is not supported when link speed and/or duplex are forced\n");
318 #endif /* ETH_TP_MDI_AUTO */
319 while (test_and_set_bit(__IGB_RESETTING
, &adapter
->state
))
320 usleep_range(1000, 2000);
322 if (ecmd
->autoneg
== AUTONEG_ENABLE
) {
324 if (hw
->phy
.media_type
== e1000_media_type_fiber
) {
325 hw
->phy
.autoneg_advertised
= ecmd
->advertising
|
328 switch (adapter
->link_speed
) {
330 hw
->phy
.autoneg_advertised
=
331 ADVERTISED_2500baseX_Full
;
334 hw
->phy
.autoneg_advertised
=
335 ADVERTISED_1000baseT_Full
;
338 hw
->phy
.autoneg_advertised
=
339 ADVERTISED_100baseT_Full
;
345 hw
->phy
.autoneg_advertised
= ecmd
->advertising
|
349 ecmd
->advertising
= hw
->phy
.autoneg_advertised
;
350 if (adapter
->fc_autoneg
)
351 hw
->fc
.requested_mode
= e1000_fc_default
;
353 if (igb_set_spd_dplx(adapter
, ecmd
->speed
+ ecmd
->duplex
)) {
354 clear_bit(__IGB_RESETTING
, &adapter
->state
);
359 #ifdef ETH_TP_MDI_AUTO
360 /* MDI-X => 2; MDI => 1; Auto => 3 */
361 if (ecmd
->eth_tp_mdix_ctrl
) {
362 /* fix up the value for auto (3 => 0) as zero is mapped
365 if (ecmd
->eth_tp_mdix_ctrl
== ETH_TP_MDI_AUTO
)
366 hw
->phy
.mdix
= AUTO_ALL_MODES
;
368 hw
->phy
.mdix
= ecmd
->eth_tp_mdix_ctrl
;
371 #endif /* ETH_TP_MDI_AUTO */
373 if (netif_running(adapter
->netdev
)) {
379 clear_bit(__IGB_RESETTING
, &adapter
->state
);
383 static u32
igb_get_link(struct net_device
*netdev
)
385 struct igb_adapter
*adapter
= netdev_priv(netdev
);
386 struct e1000_mac_info
*mac
= &adapter
->hw
.mac
;
389 * If the link is not reported up to netdev, interrupts are disabled,
390 * and so the physical link state may have changed since we last
391 * looked. Set get_link_status to make sure that the true link
392 * state is interrogated, rather than pulling a cached and possibly
393 * stale link state from the driver.
395 if (!netif_carrier_ok(netdev
))
396 mac
->get_link_status
= 1;
398 return igb_has_link(adapter
);
401 static void igb_get_pauseparam(struct net_device
*netdev
,
402 struct ethtool_pauseparam
*pause
)
404 struct igb_adapter
*adapter
= netdev_priv(netdev
);
405 struct e1000_hw
*hw
= &adapter
->hw
;
408 (adapter
->fc_autoneg
? AUTONEG_ENABLE
: AUTONEG_DISABLE
);
410 if (hw
->fc
.current_mode
== e1000_fc_rx_pause
)
412 else if (hw
->fc
.current_mode
== e1000_fc_tx_pause
)
414 else if (hw
->fc
.current_mode
== e1000_fc_full
) {
420 static int igb_set_pauseparam(struct net_device
*netdev
,
421 struct ethtool_pauseparam
*pause
)
423 struct igb_adapter
*adapter
= netdev_priv(netdev
);
424 struct e1000_hw
*hw
= &adapter
->hw
;
427 adapter
->fc_autoneg
= pause
->autoneg
;
429 while (test_and_set_bit(__IGB_RESETTING
, &adapter
->state
))
430 usleep_range(1000, 2000);
432 if (adapter
->fc_autoneg
== AUTONEG_ENABLE
) {
433 hw
->fc
.requested_mode
= e1000_fc_default
;
434 if (netif_running(adapter
->netdev
)) {
441 if (pause
->rx_pause
&& pause
->tx_pause
)
442 hw
->fc
.requested_mode
= e1000_fc_full
;
443 else if (pause
->rx_pause
&& !pause
->tx_pause
)
444 hw
->fc
.requested_mode
= e1000_fc_rx_pause
;
445 else if (!pause
->rx_pause
&& pause
->tx_pause
)
446 hw
->fc
.requested_mode
= e1000_fc_tx_pause
;
447 else if (!pause
->rx_pause
&& !pause
->tx_pause
)
448 hw
->fc
.requested_mode
= e1000_fc_none
;
450 hw
->fc
.current_mode
= hw
->fc
.requested_mode
;
452 if (hw
->phy
.media_type
== e1000_media_type_fiber
) {
453 retval
= hw
->mac
.ops
.setup_link(hw
);
454 /* implicit goto out */
456 retval
= e1000_force_mac_fc(hw
);
459 e1000_set_fc_watermarks_generic(hw
);
464 clear_bit(__IGB_RESETTING
, &adapter
->state
);
468 static u32
igb_get_msglevel(struct net_device
*netdev
)
470 struct igb_adapter
*adapter
= netdev_priv(netdev
);
471 return adapter
->msg_enable
;
474 static void igb_set_msglevel(struct net_device
*netdev
, u32 data
)
476 struct igb_adapter
*adapter
= netdev_priv(netdev
);
477 adapter
->msg_enable
= data
;
480 static int igb_get_regs_len(struct net_device
*netdev
)
482 #define IGB_REGS_LEN 555
483 return IGB_REGS_LEN
* sizeof(u32
);
486 static void igb_get_regs(struct net_device
*netdev
,
487 struct ethtool_regs
*regs
, void *p
)
489 struct igb_adapter
*adapter
= netdev_priv(netdev
);
490 struct e1000_hw
*hw
= &adapter
->hw
;
494 memset(p
, 0, IGB_REGS_LEN
* sizeof(u32
));
496 regs
->version
= (1 << 24) | (hw
->revision_id
<< 16) | hw
->device_id
;
498 /* General Registers */
499 regs_buff
[0] = E1000_READ_REG(hw
, E1000_CTRL
);
500 regs_buff
[1] = E1000_READ_REG(hw
, E1000_STATUS
);
501 regs_buff
[2] = E1000_READ_REG(hw
, E1000_CTRL_EXT
);
502 regs_buff
[3] = E1000_READ_REG(hw
, E1000_MDIC
);
503 regs_buff
[4] = E1000_READ_REG(hw
, E1000_SCTL
);
504 regs_buff
[5] = E1000_READ_REG(hw
, E1000_CONNSW
);
505 regs_buff
[6] = E1000_READ_REG(hw
, E1000_VET
);
506 regs_buff
[7] = E1000_READ_REG(hw
, E1000_LEDCTL
);
507 regs_buff
[8] = E1000_READ_REG(hw
, E1000_PBA
);
508 regs_buff
[9] = E1000_READ_REG(hw
, E1000_PBS
);
509 regs_buff
[10] = E1000_READ_REG(hw
, E1000_FRTIMER
);
510 regs_buff
[11] = E1000_READ_REG(hw
, E1000_TCPTIMER
);
513 regs_buff
[12] = E1000_READ_REG(hw
, E1000_EECD
);
516 /* Reading EICS for EICR because they read the
517 * same but EICS does not clear on read */
518 regs_buff
[13] = E1000_READ_REG(hw
, E1000_EICS
);
519 regs_buff
[14] = E1000_READ_REG(hw
, E1000_EICS
);
520 regs_buff
[15] = E1000_READ_REG(hw
, E1000_EIMS
);
521 regs_buff
[16] = E1000_READ_REG(hw
, E1000_EIMC
);
522 regs_buff
[17] = E1000_READ_REG(hw
, E1000_EIAC
);
523 regs_buff
[18] = E1000_READ_REG(hw
, E1000_EIAM
);
524 /* Reading ICS for ICR because they read the
525 * same but ICS does not clear on read */
526 regs_buff
[19] = E1000_READ_REG(hw
, E1000_ICS
);
527 regs_buff
[20] = E1000_READ_REG(hw
, E1000_ICS
);
528 regs_buff
[21] = E1000_READ_REG(hw
, E1000_IMS
);
529 regs_buff
[22] = E1000_READ_REG(hw
, E1000_IMC
);
530 regs_buff
[23] = E1000_READ_REG(hw
, E1000_IAC
);
531 regs_buff
[24] = E1000_READ_REG(hw
, E1000_IAM
);
532 regs_buff
[25] = E1000_READ_REG(hw
, E1000_IMIRVP
);
535 regs_buff
[26] = E1000_READ_REG(hw
, E1000_FCAL
);
536 regs_buff
[27] = E1000_READ_REG(hw
, E1000_FCAH
);
537 regs_buff
[28] = E1000_READ_REG(hw
, E1000_FCTTV
);
538 regs_buff
[29] = E1000_READ_REG(hw
, E1000_FCRTL
);
539 regs_buff
[30] = E1000_READ_REG(hw
, E1000_FCRTH
);
540 regs_buff
[31] = E1000_READ_REG(hw
, E1000_FCRTV
);
543 regs_buff
[32] = E1000_READ_REG(hw
, E1000_RCTL
);
544 regs_buff
[33] = E1000_READ_REG(hw
, E1000_RXCSUM
);
545 regs_buff
[34] = E1000_READ_REG(hw
, E1000_RLPML
);
546 regs_buff
[35] = E1000_READ_REG(hw
, E1000_RFCTL
);
547 regs_buff
[36] = E1000_READ_REG(hw
, E1000_MRQC
);
548 regs_buff
[37] = E1000_READ_REG(hw
, E1000_VT_CTL
);
551 regs_buff
[38] = E1000_READ_REG(hw
, E1000_TCTL
);
552 regs_buff
[39] = E1000_READ_REG(hw
, E1000_TCTL_EXT
);
553 regs_buff
[40] = E1000_READ_REG(hw
, E1000_TIPG
);
554 regs_buff
[41] = E1000_READ_REG(hw
, E1000_DTXCTL
);
557 regs_buff
[42] = E1000_READ_REG(hw
, E1000_WUC
);
558 regs_buff
[43] = E1000_READ_REG(hw
, E1000_WUFC
);
559 regs_buff
[44] = E1000_READ_REG(hw
, E1000_WUS
);
560 regs_buff
[45] = E1000_READ_REG(hw
, E1000_IPAV
);
561 regs_buff
[46] = E1000_READ_REG(hw
, E1000_WUPL
);
564 regs_buff
[47] = E1000_READ_REG(hw
, E1000_PCS_CFG0
);
565 regs_buff
[48] = E1000_READ_REG(hw
, E1000_PCS_LCTL
);
566 regs_buff
[49] = E1000_READ_REG(hw
, E1000_PCS_LSTAT
);
567 regs_buff
[50] = E1000_READ_REG(hw
, E1000_PCS_ANADV
);
568 regs_buff
[51] = E1000_READ_REG(hw
, E1000_PCS_LPAB
);
569 regs_buff
[52] = E1000_READ_REG(hw
, E1000_PCS_NPTX
);
570 regs_buff
[53] = E1000_READ_REG(hw
, E1000_PCS_LPABNP
);
573 regs_buff
[54] = adapter
->stats
.crcerrs
;
574 regs_buff
[55] = adapter
->stats
.algnerrc
;
575 regs_buff
[56] = adapter
->stats
.symerrs
;
576 regs_buff
[57] = adapter
->stats
.rxerrc
;
577 regs_buff
[58] = adapter
->stats
.mpc
;
578 regs_buff
[59] = adapter
->stats
.scc
;
579 regs_buff
[60] = adapter
->stats
.ecol
;
580 regs_buff
[61] = adapter
->stats
.mcc
;
581 regs_buff
[62] = adapter
->stats
.latecol
;
582 regs_buff
[63] = adapter
->stats
.colc
;
583 regs_buff
[64] = adapter
->stats
.dc
;
584 regs_buff
[65] = adapter
->stats
.tncrs
;
585 regs_buff
[66] = adapter
->stats
.sec
;
586 regs_buff
[67] = adapter
->stats
.htdpmc
;
587 regs_buff
[68] = adapter
->stats
.rlec
;
588 regs_buff
[69] = adapter
->stats
.xonrxc
;
589 regs_buff
[70] = adapter
->stats
.xontxc
;
590 regs_buff
[71] = adapter
->stats
.xoffrxc
;
591 regs_buff
[72] = adapter
->stats
.xofftxc
;
592 regs_buff
[73] = adapter
->stats
.fcruc
;
593 regs_buff
[74] = adapter
->stats
.prc64
;
594 regs_buff
[75] = adapter
->stats
.prc127
;
595 regs_buff
[76] = adapter
->stats
.prc255
;
596 regs_buff
[77] = adapter
->stats
.prc511
;
597 regs_buff
[78] = adapter
->stats
.prc1023
;
598 regs_buff
[79] = adapter
->stats
.prc1522
;
599 regs_buff
[80] = adapter
->stats
.gprc
;
600 regs_buff
[81] = adapter
->stats
.bprc
;
601 regs_buff
[82] = adapter
->stats
.mprc
;
602 regs_buff
[83] = adapter
->stats
.gptc
;
603 regs_buff
[84] = adapter
->stats
.gorc
;
604 regs_buff
[86] = adapter
->stats
.gotc
;
605 regs_buff
[88] = adapter
->stats
.rnbc
;
606 regs_buff
[89] = adapter
->stats
.ruc
;
607 regs_buff
[90] = adapter
->stats
.rfc
;
608 regs_buff
[91] = adapter
->stats
.roc
;
609 regs_buff
[92] = adapter
->stats
.rjc
;
610 regs_buff
[93] = adapter
->stats
.mgprc
;
611 regs_buff
[94] = adapter
->stats
.mgpdc
;
612 regs_buff
[95] = adapter
->stats
.mgptc
;
613 regs_buff
[96] = adapter
->stats
.tor
;
614 regs_buff
[98] = adapter
->stats
.tot
;
615 regs_buff
[100] = adapter
->stats
.tpr
;
616 regs_buff
[101] = adapter
->stats
.tpt
;
617 regs_buff
[102] = adapter
->stats
.ptc64
;
618 regs_buff
[103] = adapter
->stats
.ptc127
;
619 regs_buff
[104] = adapter
->stats
.ptc255
;
620 regs_buff
[105] = adapter
->stats
.ptc511
;
621 regs_buff
[106] = adapter
->stats
.ptc1023
;
622 regs_buff
[107] = adapter
->stats
.ptc1522
;
623 regs_buff
[108] = adapter
->stats
.mptc
;
624 regs_buff
[109] = adapter
->stats
.bptc
;
625 regs_buff
[110] = adapter
->stats
.tsctc
;
626 regs_buff
[111] = adapter
->stats
.iac
;
627 regs_buff
[112] = adapter
->stats
.rpthc
;
628 regs_buff
[113] = adapter
->stats
.hgptc
;
629 regs_buff
[114] = adapter
->stats
.hgorc
;
630 regs_buff
[116] = adapter
->stats
.hgotc
;
631 regs_buff
[118] = adapter
->stats
.lenerrs
;
632 regs_buff
[119] = adapter
->stats
.scvpc
;
633 regs_buff
[120] = adapter
->stats
.hrmpc
;
635 for (i
= 0; i
< 4; i
++)
636 regs_buff
[121 + i
] = E1000_READ_REG(hw
, E1000_SRRCTL(i
));
637 for (i
= 0; i
< 4; i
++)
638 regs_buff
[125 + i
] = E1000_READ_REG(hw
, E1000_PSRTYPE(i
));
639 for (i
= 0; i
< 4; i
++)
640 regs_buff
[129 + i
] = E1000_READ_REG(hw
, E1000_RDBAL(i
));
641 for (i
= 0; i
< 4; i
++)
642 regs_buff
[133 + i
] = E1000_READ_REG(hw
, E1000_RDBAH(i
));
643 for (i
= 0; i
< 4; i
++)
644 regs_buff
[137 + i
] = E1000_READ_REG(hw
, E1000_RDLEN(i
));
645 for (i
= 0; i
< 4; i
++)
646 regs_buff
[141 + i
] = E1000_READ_REG(hw
, E1000_RDH(i
));
647 for (i
= 0; i
< 4; i
++)
648 regs_buff
[145 + i
] = E1000_READ_REG(hw
, E1000_RDT(i
));
649 for (i
= 0; i
< 4; i
++)
650 regs_buff
[149 + i
] = E1000_READ_REG(hw
, E1000_RXDCTL(i
));
652 for (i
= 0; i
< 10; i
++)
653 regs_buff
[153 + i
] = E1000_READ_REG(hw
, E1000_EITR(i
));
654 for (i
= 0; i
< 8; i
++)
655 regs_buff
[163 + i
] = E1000_READ_REG(hw
, E1000_IMIR(i
));
656 for (i
= 0; i
< 8; i
++)
657 regs_buff
[171 + i
] = E1000_READ_REG(hw
, E1000_IMIREXT(i
));
658 for (i
= 0; i
< 16; i
++)
659 regs_buff
[179 + i
] = E1000_READ_REG(hw
, E1000_RAL(i
));
660 for (i
= 0; i
< 16; i
++)
661 regs_buff
[195 + i
] = E1000_READ_REG(hw
, E1000_RAH(i
));
663 for (i
= 0; i
< 4; i
++)
664 regs_buff
[211 + i
] = E1000_READ_REG(hw
, E1000_TDBAL(i
));
665 for (i
= 0; i
< 4; i
++)
666 regs_buff
[215 + i
] = E1000_READ_REG(hw
, E1000_TDBAH(i
));
667 for (i
= 0; i
< 4; i
++)
668 regs_buff
[219 + i
] = E1000_READ_REG(hw
, E1000_TDLEN(i
));
669 for (i
= 0; i
< 4; i
++)
670 regs_buff
[223 + i
] = E1000_READ_REG(hw
, E1000_TDH(i
));
671 for (i
= 0; i
< 4; i
++)
672 regs_buff
[227 + i
] = E1000_READ_REG(hw
, E1000_TDT(i
));
673 for (i
= 0; i
< 4; i
++)
674 regs_buff
[231 + i
] = E1000_READ_REG(hw
, E1000_TXDCTL(i
));
675 for (i
= 0; i
< 4; i
++)
676 regs_buff
[235 + i
] = E1000_READ_REG(hw
, E1000_TDWBAL(i
));
677 for (i
= 0; i
< 4; i
++)
678 regs_buff
[239 + i
] = E1000_READ_REG(hw
, E1000_TDWBAH(i
));
679 for (i
= 0; i
< 4; i
++)
680 regs_buff
[243 + i
] = E1000_READ_REG(hw
, E1000_DCA_TXCTRL(i
));
682 for (i
= 0; i
< 4; i
++)
683 regs_buff
[247 + i
] = E1000_READ_REG(hw
, E1000_IP4AT_REG(i
));
684 for (i
= 0; i
< 4; i
++)
685 regs_buff
[251 + i
] = E1000_READ_REG(hw
, E1000_IP6AT_REG(i
));
686 for (i
= 0; i
< 32; i
++)
687 regs_buff
[255 + i
] = E1000_READ_REG(hw
, E1000_WUPM_REG(i
));
688 for (i
= 0; i
< 128; i
++)
689 regs_buff
[287 + i
] = E1000_READ_REG(hw
, E1000_FFMT_REG(i
));
690 for (i
= 0; i
< 128; i
++)
691 regs_buff
[415 + i
] = E1000_READ_REG(hw
, E1000_FFVT_REG(i
));
692 for (i
= 0; i
< 4; i
++)
693 regs_buff
[543 + i
] = E1000_READ_REG(hw
, E1000_FFLT_REG(i
));
695 regs_buff
[547] = E1000_READ_REG(hw
, E1000_TDFH
);
696 regs_buff
[548] = E1000_READ_REG(hw
, E1000_TDFT
);
697 regs_buff
[549] = E1000_READ_REG(hw
, E1000_TDFHS
);
698 regs_buff
[550] = E1000_READ_REG(hw
, E1000_TDFPC
);
699 if (hw
->mac
.type
> e1000_82580
) {
700 regs_buff
[551] = adapter
->stats
.o2bgptc
;
701 regs_buff
[552] = adapter
->stats
.b2ospc
;
702 regs_buff
[553] = adapter
->stats
.o2bspc
;
703 regs_buff
[554] = adapter
->stats
.b2ogprc
;
707 static int igb_get_eeprom_len(struct net_device
*netdev
)
709 struct igb_adapter
*adapter
= netdev_priv(netdev
);
710 return adapter
->hw
.nvm
.word_size
* 2;
713 static int igb_get_eeprom(struct net_device
*netdev
,
714 struct ethtool_eeprom
*eeprom
, u8
*bytes
)
716 struct igb_adapter
*adapter
= netdev_priv(netdev
);
717 struct e1000_hw
*hw
= &adapter
->hw
;
719 int first_word
, last_word
;
723 if (eeprom
->len
== 0)
726 eeprom
->magic
= hw
->vendor_id
| (hw
->device_id
<< 16);
728 first_word
= eeprom
->offset
>> 1;
729 last_word
= (eeprom
->offset
+ eeprom
->len
- 1) >> 1;
731 eeprom_buff
= kmalloc(sizeof(u16
) *
732 (last_word
- first_word
+ 1), GFP_KERNEL
);
736 if (hw
->nvm
.type
== e1000_nvm_eeprom_spi
)
737 ret_val
= e1000_read_nvm(hw
, first_word
,
738 last_word
- first_word
+ 1,
741 for (i
= 0; i
< last_word
- first_word
+ 1; i
++) {
742 ret_val
= e1000_read_nvm(hw
, first_word
+ i
, 1,
749 /* Device's eeprom is always little-endian, word addressable */
750 for (i
= 0; i
< last_word
- first_word
+ 1; i
++)
751 eeprom_buff
[i
] = le16_to_cpu(eeprom_buff
[i
]);
753 memcpy(bytes
, (u8
*)eeprom_buff
+ (eeprom
->offset
& 1),
760 static int igb_set_eeprom(struct net_device
*netdev
,
761 struct ethtool_eeprom
*eeprom
, u8
*bytes
)
763 struct igb_adapter
*adapter
= netdev_priv(netdev
);
764 struct e1000_hw
*hw
= &adapter
->hw
;
767 int max_len
, first_word
, last_word
, ret_val
= 0;
770 if (eeprom
->len
== 0)
773 if (eeprom
->magic
!= (hw
->vendor_id
| (hw
->device_id
<< 16)))
776 max_len
= hw
->nvm
.word_size
* 2;
778 first_word
= eeprom
->offset
>> 1;
779 last_word
= (eeprom
->offset
+ eeprom
->len
- 1) >> 1;
780 eeprom_buff
= kmalloc(max_len
, GFP_KERNEL
);
784 ptr
= (void *)eeprom_buff
;
786 if (eeprom
->offset
& 1) {
787 /* need read/modify/write of first changed EEPROM word */
788 /* only the second byte of the word is being modified */
789 ret_val
= e1000_read_nvm(hw
, first_word
, 1,
793 if (((eeprom
->offset
+ eeprom
->len
) & 1) && (ret_val
== 0)) {
794 /* need read/modify/write of last changed EEPROM word */
795 /* only the first byte of the word is being modified */
796 ret_val
= e1000_read_nvm(hw
, last_word
, 1,
797 &eeprom_buff
[last_word
- first_word
]);
800 /* Device's eeprom is always little-endian, word addressable */
801 for (i
= 0; i
< last_word
- first_word
+ 1; i
++)
802 le16_to_cpus(&eeprom_buff
[i
]);
804 memcpy(ptr
, bytes
, eeprom
->len
);
806 for (i
= 0; i
< last_word
- first_word
+ 1; i
++)
807 cpu_to_le16s(&eeprom_buff
[i
]);
809 ret_val
= e1000_write_nvm(hw
, first_word
,
810 last_word
- first_word
+ 1, eeprom_buff
);
812 /* Update the checksum if write succeeded.
813 * and flush shadow RAM for 82573 controllers */
815 e1000_update_nvm_checksum(hw
);
821 static void igb_get_drvinfo(struct net_device
*netdev
,
822 struct ethtool_drvinfo
*drvinfo
)
824 struct igb_adapter
*adapter
= netdev_priv(netdev
);
826 strncpy(drvinfo
->driver
, igb_driver_name
, sizeof(drvinfo
->driver
) - 1);
827 strncpy(drvinfo
->version
, igb_driver_version
, sizeof(drvinfo
->version
) - 1);
829 strncpy(drvinfo
->fw_version
, adapter
->fw_version
,
830 sizeof(drvinfo
->fw_version
) - 1);
831 strncpy(drvinfo
->bus_info
, pci_name(adapter
->pdev
), sizeof(drvinfo
->bus_info
) -1);
832 drvinfo
->n_stats
= IGB_STATS_LEN
;
833 drvinfo
->testinfo_len
= IGB_TEST_LEN
;
834 drvinfo
->regdump_len
= igb_get_regs_len(netdev
);
835 drvinfo
->eedump_len
= igb_get_eeprom_len(netdev
);
838 static void igb_get_ringparam(struct net_device
*netdev
,
839 struct ethtool_ringparam
*ring
)
841 struct igb_adapter
*adapter
= netdev_priv(netdev
);
843 ring
->rx_max_pending
= IGB_MAX_RXD
;
844 ring
->tx_max_pending
= IGB_MAX_TXD
;
845 ring
->rx_mini_max_pending
= 0;
846 ring
->rx_jumbo_max_pending
= 0;
847 ring
->rx_pending
= adapter
->rx_ring_count
;
848 ring
->tx_pending
= adapter
->tx_ring_count
;
849 ring
->rx_mini_pending
= 0;
850 ring
->rx_jumbo_pending
= 0;
853 static int igb_set_ringparam(struct net_device
*netdev
,
854 struct ethtool_ringparam
*ring
)
856 struct igb_adapter
*adapter
= netdev_priv(netdev
);
857 struct igb_ring
*temp_ring
;
859 u16 new_rx_count
, new_tx_count
;
861 if ((ring
->rx_mini_pending
) || (ring
->rx_jumbo_pending
))
864 new_rx_count
= min(ring
->rx_pending
, (u32
)IGB_MAX_RXD
);
865 new_rx_count
= max(new_rx_count
, (u16
)IGB_MIN_RXD
);
866 new_rx_count
= ALIGN(new_rx_count
, REQ_RX_DESCRIPTOR_MULTIPLE
);
868 new_tx_count
= min(ring
->tx_pending
, (u32
)IGB_MAX_TXD
);
869 new_tx_count
= max(new_tx_count
, (u16
)IGB_MIN_TXD
);
870 new_tx_count
= ALIGN(new_tx_count
, REQ_TX_DESCRIPTOR_MULTIPLE
);
872 if ((new_tx_count
== adapter
->tx_ring_count
) &&
873 (new_rx_count
== adapter
->rx_ring_count
)) {
878 while (test_and_set_bit(__IGB_RESETTING
, &adapter
->state
))
879 usleep_range(1000, 2000);
881 if (!netif_running(adapter
->netdev
)) {
882 for (i
= 0; i
< adapter
->num_tx_queues
; i
++)
883 adapter
->tx_ring
[i
]->count
= new_tx_count
;
884 for (i
= 0; i
< adapter
->num_rx_queues
; i
++)
885 adapter
->rx_ring
[i
]->count
= new_rx_count
;
886 adapter
->tx_ring_count
= new_tx_count
;
887 adapter
->rx_ring_count
= new_rx_count
;
891 if (adapter
->num_tx_queues
> adapter
->num_rx_queues
)
892 temp_ring
= vmalloc(adapter
->num_tx_queues
* sizeof(struct igb_ring
));
894 temp_ring
= vmalloc(adapter
->num_rx_queues
* sizeof(struct igb_ring
));
904 * We can't just free everything and then setup again,
905 * because the ISRs in MSI-X mode get passed pointers
906 * to the tx and rx ring structs.
908 if (new_tx_count
!= adapter
->tx_ring_count
) {
909 for (i
= 0; i
< adapter
->num_tx_queues
; i
++) {
910 memcpy(&temp_ring
[i
], adapter
->tx_ring
[i
],
911 sizeof(struct igb_ring
));
913 temp_ring
[i
].count
= new_tx_count
;
914 err
= igb_setup_tx_resources(&temp_ring
[i
]);
918 igb_free_tx_resources(&temp_ring
[i
]);
924 for (i
= 0; i
< adapter
->num_tx_queues
; i
++) {
925 igb_free_tx_resources(adapter
->tx_ring
[i
]);
927 memcpy(adapter
->tx_ring
[i
], &temp_ring
[i
],
928 sizeof(struct igb_ring
));
931 adapter
->tx_ring_count
= new_tx_count
;
934 if (new_rx_count
!= adapter
->rx_ring_count
) {
935 for (i
= 0; i
< adapter
->num_rx_queues
; i
++) {
936 memcpy(&temp_ring
[i
], adapter
->rx_ring
[i
],
937 sizeof(struct igb_ring
));
939 temp_ring
[i
].count
= new_rx_count
;
940 err
= igb_setup_rx_resources(&temp_ring
[i
]);
944 igb_free_rx_resources(&temp_ring
[i
]);
951 for (i
= 0; i
< adapter
->num_rx_queues
; i
++) {
952 igb_free_rx_resources(adapter
->rx_ring
[i
]);
954 memcpy(adapter
->rx_ring
[i
], &temp_ring
[i
],
955 sizeof(struct igb_ring
));
958 adapter
->rx_ring_count
= new_rx_count
;
964 clear_bit(__IGB_RESETTING
, &adapter
->state
);
967 static bool reg_pattern_test(struct igb_adapter
*adapter
, u64
*data
,
968 int reg
, u32 mask
, u32 write
)
970 struct e1000_hw
*hw
= &adapter
->hw
;
972 static const u32 _test
[] =
973 {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};
974 for (pat
= 0; pat
< ARRAY_SIZE(_test
); pat
++) {
975 E1000_WRITE_REG(hw
, reg
, (_test
[pat
] & write
));
976 val
= E1000_READ_REG(hw
, reg
) & mask
;
977 if (val
!= (_test
[pat
] & write
& mask
)) {
978 dev_err(pci_dev_to_dev(adapter
->pdev
), "pattern test reg %04X "
979 "failed: got 0x%08X expected 0x%08X\n",
980 E1000_REGISTER(hw
, reg
), val
, (_test
[pat
] & write
& mask
));
981 *data
= E1000_REGISTER(hw
, reg
);
989 static bool reg_set_and_check(struct igb_adapter
*adapter
, u64
*data
,
990 int reg
, u32 mask
, u32 write
)
992 struct e1000_hw
*hw
= &adapter
->hw
;
994 E1000_WRITE_REG(hw
, reg
, write
& mask
);
995 val
= E1000_READ_REG(hw
, reg
);
996 if ((write
& mask
) != (val
& mask
)) {
997 dev_err(pci_dev_to_dev(adapter
->pdev
), "set/check reg %04X test failed:"
998 " got 0x%08X expected 0x%08X\n", reg
,
999 (val
& mask
), (write
& mask
));
1000 *data
= E1000_REGISTER(hw
, reg
);
1007 #define REG_PATTERN_TEST(reg, mask, write) \
1009 if (reg_pattern_test(adapter, data, reg, mask, write)) \
1013 #define REG_SET_AND_CHECK(reg, mask, write) \
1015 if (reg_set_and_check(adapter, data, reg, mask, write)) \
1019 static int igb_reg_test(struct igb_adapter
*adapter
, u64
*data
)
1021 struct e1000_hw
*hw
= &adapter
->hw
;
1022 struct igb_reg_test
*test
;
1023 u32 value
, before
, after
;
1026 switch (adapter
->hw
.mac
.type
) {
1029 test
= reg_test_i350
;
1030 toggle
= 0x7FEFF3FF;
1034 test
= reg_test_i210
;
1035 toggle
= 0x7FEFF3FF;
1038 test
= reg_test_82580
;
1039 toggle
= 0x7FEFF3FF;
1042 test
= reg_test_82576
;
1043 toggle
= 0x7FFFF3FF;
1046 test
= reg_test_82575
;
1047 toggle
= 0x7FFFF3FF;
1051 /* Because the status register is such a special case,
1052 * we handle it separately from the rest of the register
1053 * tests. Some bits are read-only, some toggle, and some
1054 * are writable on newer MACs.
1056 before
= E1000_READ_REG(hw
, E1000_STATUS
);
1057 value
= (E1000_READ_REG(hw
, E1000_STATUS
) & toggle
);
1058 E1000_WRITE_REG(hw
, E1000_STATUS
, toggle
);
1059 after
= E1000_READ_REG(hw
, E1000_STATUS
) & toggle
;
1060 if (value
!= after
) {
1061 dev_err(pci_dev_to_dev(adapter
->pdev
), "failed STATUS register test "
1062 "got: 0x%08X expected: 0x%08X\n", after
, value
);
1066 /* restore previous status */
1067 E1000_WRITE_REG(hw
, E1000_STATUS
, before
);
1069 /* Perform the remainder of the register test, looping through
1070 * the test table until we either fail or reach the null entry.
1073 for (i
= 0; i
< test
->array_len
; i
++) {
1074 switch (test
->test_type
) {
1076 REG_PATTERN_TEST(test
->reg
+
1077 (i
* test
->reg_offset
),
1082 REG_SET_AND_CHECK(test
->reg
+
1083 (i
* test
->reg_offset
),
1089 (adapter
->hw
.hw_addr
+ test
->reg
)
1090 + (i
* test
->reg_offset
));
1093 REG_PATTERN_TEST(test
->reg
+ (i
* 4),
1097 case TABLE64_TEST_LO
:
1098 REG_PATTERN_TEST(test
->reg
+ (i
* 8),
1102 case TABLE64_TEST_HI
:
1103 REG_PATTERN_TEST((test
->reg
+ 4) + (i
* 8),
1116 static int igb_eeprom_test(struct igb_adapter
*adapter
, u64
*data
)
1120 /* Validate NVM checksum */
1121 if (e1000_validate_nvm_checksum(&adapter
->hw
) < 0)
1127 static irqreturn_t
igb_test_intr(int irq
, void *data
)
1129 struct igb_adapter
*adapter
= (struct igb_adapter
*) data
;
1130 struct e1000_hw
*hw
= &adapter
->hw
;
1132 adapter
->test_icr
|= E1000_READ_REG(hw
, E1000_ICR
);
1137 static int igb_intr_test(struct igb_adapter
*adapter
, u64
*data
)
1139 struct e1000_hw
*hw
= &adapter
->hw
;
1140 struct net_device
*netdev
= adapter
->netdev
;
1141 u32 mask
, ics_mask
, i
= 0, shared_int
= TRUE
;
1142 u32 irq
= adapter
->pdev
->irq
;
1146 /* Hook up test interrupt handler just for this test */
1147 if (adapter
->msix_entries
) {
1148 if (request_irq(adapter
->msix_entries
[0].vector
,
1149 &igb_test_intr
, 0, netdev
->name
, adapter
)) {
1153 } else if (adapter
->flags
& IGB_FLAG_HAS_MSI
) {
1155 if (request_irq(irq
,
1156 igb_test_intr
, 0, netdev
->name
, adapter
)) {
1160 } else if (!request_irq(irq
, igb_test_intr
, IRQF_PROBE_SHARED
,
1161 netdev
->name
, adapter
)) {
1163 } else if (request_irq(irq
, &igb_test_intr
, IRQF_SHARED
,
1164 netdev
->name
, adapter
)) {
1168 dev_info(pci_dev_to_dev(adapter
->pdev
), "testing %s interrupt\n",
1169 (shared_int
? "shared" : "unshared"));
1171 /* Disable all the interrupts */
1172 E1000_WRITE_REG(hw
, E1000_IMC
, ~0);
1173 E1000_WRITE_FLUSH(hw
);
1174 usleep_range(10000, 20000);
1176 /* Define all writable bits for ICS */
1177 switch (hw
->mac
.type
) {
1179 ics_mask
= 0x37F47EDD;
1182 ics_mask
= 0x77D4FBFD;
1185 ics_mask
= 0x77DCFED5;
1189 ics_mask
= 0x77DCFED5;
1193 ics_mask
= 0x774CFED5;
1196 ics_mask
= 0x7FFFFFFF;
1200 /* Test each interrupt */
1201 for (; i
< 31; i
++) {
1202 /* Interrupt to test */
1205 if (!(mask
& ics_mask
))
1209 /* Disable the interrupt to be reported in
1210 * the cause register and then force the same
1211 * interrupt and see if one gets posted. If
1212 * an interrupt was posted to the bus, the
1215 adapter
->test_icr
= 0;
1217 /* Flush any pending interrupts */
1218 E1000_WRITE_REG(hw
, E1000_ICR
, ~0);
1220 E1000_WRITE_REG(hw
, E1000_IMC
, mask
);
1221 E1000_WRITE_REG(hw
, E1000_ICS
, mask
);
1222 E1000_WRITE_FLUSH(hw
);
1223 usleep_range(10000, 20000);
1225 if (adapter
->test_icr
& mask
) {
1231 /* Enable the interrupt to be reported in
1232 * the cause register and then force the same
1233 * interrupt and see if one gets posted. If
1234 * an interrupt was not posted to the bus, the
1237 adapter
->test_icr
= 0;
1239 /* Flush any pending interrupts */
1240 E1000_WRITE_REG(hw
, E1000_ICR
, ~0);
1242 E1000_WRITE_REG(hw
, E1000_IMS
, mask
);
1243 E1000_WRITE_REG(hw
, E1000_ICS
, mask
);
1244 E1000_WRITE_FLUSH(hw
);
1245 usleep_range(10000, 20000);
1247 if (!(adapter
->test_icr
& mask
)) {
1253 /* Disable the other interrupts to be reported in
1254 * the cause register and then force the other
1255 * interrupts and see if any get posted. If
1256 * an interrupt was posted to the bus, the
1259 adapter
->test_icr
= 0;
1261 /* Flush any pending interrupts */
1262 E1000_WRITE_REG(hw
, E1000_ICR
, ~0);
1264 E1000_WRITE_REG(hw
, E1000_IMC
, ~mask
);
1265 E1000_WRITE_REG(hw
, E1000_ICS
, ~mask
);
1266 E1000_WRITE_FLUSH(hw
);
1267 usleep_range(10000, 20000);
1269 if (adapter
->test_icr
& mask
) {
1276 /* Disable all the interrupts */
1277 E1000_WRITE_REG(hw
, E1000_IMC
, ~0);
1278 E1000_WRITE_FLUSH(hw
);
1279 usleep_range(10000, 20000);
1281 /* Unhook test interrupt handler */
1282 if (adapter
->msix_entries
)
1283 free_irq(adapter
->msix_entries
[0].vector
, adapter
);
1285 free_irq(irq
, adapter
);
1290 static void igb_free_desc_rings(struct igb_adapter
*adapter
)
1292 igb_free_tx_resources(&adapter
->test_tx_ring
);
1293 igb_free_rx_resources(&adapter
->test_rx_ring
);
1296 static int igb_setup_desc_rings(struct igb_adapter
*adapter
)
1298 struct igb_ring
*tx_ring
= &adapter
->test_tx_ring
;
1299 struct igb_ring
*rx_ring
= &adapter
->test_rx_ring
;
1300 struct e1000_hw
*hw
= &adapter
->hw
;
1303 /* Setup Tx descriptor ring and Tx buffers */
1304 tx_ring
->count
= IGB_DEFAULT_TXD
;
1305 tx_ring
->dev
= pci_dev_to_dev(adapter
->pdev
);
1306 tx_ring
->netdev
= adapter
->netdev
;
1307 tx_ring
->reg_idx
= adapter
->vfs_allocated_count
;
1309 if (igb_setup_tx_resources(tx_ring
)) {
1314 igb_setup_tctl(adapter
);
1315 igb_configure_tx_ring(adapter
, tx_ring
);
1317 /* Setup Rx descriptor ring and Rx buffers */
1318 rx_ring
->count
= IGB_DEFAULT_RXD
;
1319 rx_ring
->dev
= pci_dev_to_dev(adapter
->pdev
);
1320 rx_ring
->netdev
= adapter
->netdev
;
1321 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1322 rx_ring
->rx_buffer_len
= IGB_RX_HDR_LEN
;
1324 rx_ring
->reg_idx
= adapter
->vfs_allocated_count
;
1326 if (igb_setup_rx_resources(rx_ring
)) {
1331 /* set the default queue to queue 0 of PF */
1332 E1000_WRITE_REG(hw
, E1000_MRQC
, adapter
->vfs_allocated_count
<< 3);
1334 /* enable receive ring */
1335 igb_setup_rctl(adapter
);
1336 igb_configure_rx_ring(adapter
, rx_ring
);
1338 igb_alloc_rx_buffers(rx_ring
, igb_desc_unused(rx_ring
));
1343 igb_free_desc_rings(adapter
);
1347 static void igb_phy_disable_receiver(struct igb_adapter
*adapter
)
1349 struct e1000_hw
*hw
= &adapter
->hw
;
1351 /* Write out to PHY registers 29 and 30 to disable the Receiver. */
1352 e1000_write_phy_reg(hw
, 29, 0x001F);
1353 e1000_write_phy_reg(hw
, 30, 0x8FFC);
1354 e1000_write_phy_reg(hw
, 29, 0x001A);
1355 e1000_write_phy_reg(hw
, 30, 0x8FF0);
1358 static int igb_integrated_phy_loopback(struct igb_adapter
*adapter
)
1360 struct e1000_hw
*hw
= &adapter
->hw
;
1363 hw
->mac
.autoneg
= FALSE
;
1365 if (hw
->phy
.type
== e1000_phy_m88
) {
1366 if (hw
->phy
.id
!= I210_I_PHY_ID
) {
1367 /* Auto-MDI/MDIX Off */
1368 e1000_write_phy_reg(hw
, M88E1000_PHY_SPEC_CTRL
, 0x0808);
1369 /* reset to update Auto-MDI/MDIX */
1370 e1000_write_phy_reg(hw
, PHY_CONTROL
, 0x9140);
1372 e1000_write_phy_reg(hw
, PHY_CONTROL
, 0x8140);
1374 /* force 1000, set loopback */
1375 e1000_write_phy_reg(hw
, I347AT4_PAGE_SELECT
, 0);
1376 e1000_write_phy_reg(hw
, PHY_CONTROL
, 0x4140);
1379 /* enable MII loopback */
1380 if (hw
->phy
.type
== e1000_phy_82580
)
1381 e1000_write_phy_reg(hw
, I82577_PHY_LBK_CTRL
, 0x8041);
1384 /* force 1000, set loopback */
1385 e1000_write_phy_reg(hw
, PHY_CONTROL
, 0x4140);
1387 /* Now set up the MAC to the same speed/duplex as the PHY. */
1388 ctrl_reg
= E1000_READ_REG(hw
, E1000_CTRL
);
1389 ctrl_reg
&= ~E1000_CTRL_SPD_SEL
; /* Clear the speed sel bits */
1390 ctrl_reg
|= (E1000_CTRL_FRCSPD
| /* Set the Force Speed Bit */
1391 E1000_CTRL_FRCDPX
| /* Set the Force Duplex Bit */
1392 E1000_CTRL_SPD_1000
|/* Force Speed to 1000 */
1393 E1000_CTRL_FD
| /* Force Duplex to FULL */
1394 E1000_CTRL_SLU
); /* Set link up enable bit */
1396 if (hw
->phy
.type
== e1000_phy_m88
)
1397 ctrl_reg
|= E1000_CTRL_ILOS
; /* Invert Loss of Signal */
1399 E1000_WRITE_REG(hw
, E1000_CTRL
, ctrl_reg
);
1401 /* Disable the receiver on the PHY so when a cable is plugged in, the
1402 * PHY does not begin to autoneg when a cable is reconnected to the NIC.
1404 if (hw
->phy
.type
== e1000_phy_m88
)
1405 igb_phy_disable_receiver(adapter
);
1411 static int igb_set_phy_loopback(struct igb_adapter
*adapter
)
1413 return igb_integrated_phy_loopback(adapter
);
1416 static int igb_setup_loopback_test(struct igb_adapter
*adapter
)
1418 struct e1000_hw
*hw
= &adapter
->hw
;
1421 reg
= E1000_READ_REG(hw
, E1000_CTRL_EXT
);
1423 /* use CTRL_EXT to identify link type as SGMII can appear as copper */
1424 if (reg
& E1000_CTRL_EXT_LINK_MODE_MASK
) {
1425 if ((hw
->device_id
== E1000_DEV_ID_DH89XXCC_SGMII
) ||
1426 (hw
->device_id
== E1000_DEV_ID_DH89XXCC_SERDES
) ||
1427 (hw
->device_id
== E1000_DEV_ID_DH89XXCC_BACKPLANE
) ||
1428 (hw
->device_id
== E1000_DEV_ID_DH89XXCC_SFP
)) {
1430 /* Enable DH89xxCC MPHY for near end loopback */
1431 reg
= E1000_READ_REG(hw
, E1000_MPHY_ADDR_CTL
);
1432 reg
= (reg
& E1000_MPHY_ADDR_CTL_OFFSET_MASK
) |
1433 E1000_MPHY_PCS_CLK_REG_OFFSET
;
1434 E1000_WRITE_REG(hw
, E1000_MPHY_ADDR_CTL
, reg
);
1436 reg
= E1000_READ_REG(hw
, E1000_MPHY_DATA
);
1437 reg
|= E1000_MPHY_PCS_CLK_REG_DIGINELBEN
;
1438 E1000_WRITE_REG(hw
, E1000_MPHY_DATA
, reg
);
1441 reg
= E1000_READ_REG(hw
, E1000_RCTL
);
1442 reg
|= E1000_RCTL_LBM_TCVR
;
1443 E1000_WRITE_REG(hw
, E1000_RCTL
, reg
);
1445 E1000_WRITE_REG(hw
, E1000_SCTL
, E1000_ENABLE_SERDES_LOOPBACK
);
1447 reg
= E1000_READ_REG(hw
, E1000_CTRL
);
1448 reg
&= ~(E1000_CTRL_RFCE
|
1451 reg
|= E1000_CTRL_SLU
|
1453 E1000_WRITE_REG(hw
, E1000_CTRL
, reg
);
1455 /* Unset switch control to serdes energy detect */
1456 reg
= E1000_READ_REG(hw
, E1000_CONNSW
);
1457 reg
&= ~E1000_CONNSW_ENRGSRC
;
1458 E1000_WRITE_REG(hw
, E1000_CONNSW
, reg
);
1460 /* Unset sigdetect for SERDES loopback on
1461 * 82580 and newer devices
1463 if (hw
->mac
.type
>= e1000_82580
) {
1464 reg
= E1000_READ_REG(hw
, E1000_PCS_CFG0
);
1465 reg
|= E1000_PCS_CFG_IGN_SD
;
1466 E1000_WRITE_REG(hw
, E1000_PCS_CFG0
, reg
);
1469 /* Set PCS register for forced speed */
1470 reg
= E1000_READ_REG(hw
, E1000_PCS_LCTL
);
1471 reg
&= ~E1000_PCS_LCTL_AN_ENABLE
; /* Disable Autoneg*/
1472 reg
|= E1000_PCS_LCTL_FLV_LINK_UP
| /* Force link up */
1473 E1000_PCS_LCTL_FSV_1000
| /* Force 1000 */
1474 E1000_PCS_LCTL_FDV_FULL
| /* SerDes Full duplex */
1475 E1000_PCS_LCTL_FSD
| /* Force Speed */
1476 E1000_PCS_LCTL_FORCE_LINK
; /* Force Link */
1477 E1000_WRITE_REG(hw
, E1000_PCS_LCTL
, reg
);
1482 return igb_set_phy_loopback(adapter
);
1485 static void igb_loopback_cleanup(struct igb_adapter
*adapter
)
1487 struct e1000_hw
*hw
= &adapter
->hw
;
1491 if ((hw
->device_id
== E1000_DEV_ID_DH89XXCC_SGMII
) ||
1492 (hw
->device_id
== E1000_DEV_ID_DH89XXCC_SERDES
) ||
1493 (hw
->device_id
== E1000_DEV_ID_DH89XXCC_BACKPLANE
) ||
1494 (hw
->device_id
== E1000_DEV_ID_DH89XXCC_SFP
)) {
1497 /* Disable near end loopback on DH89xxCC */
1498 reg
= E1000_READ_REG(hw
, E1000_MPHY_ADDR_CTL
);
1499 reg
= (reg
& E1000_MPHY_ADDR_CTL_OFFSET_MASK
) |
1500 E1000_MPHY_PCS_CLK_REG_OFFSET
;
1501 E1000_WRITE_REG(hw
, E1000_MPHY_ADDR_CTL
, reg
);
1503 reg
= E1000_READ_REG(hw
, E1000_MPHY_DATA
);
1504 reg
&= ~E1000_MPHY_PCS_CLK_REG_DIGINELBEN
;
1505 E1000_WRITE_REG(hw
, E1000_MPHY_DATA
, reg
);
1508 rctl
= E1000_READ_REG(hw
, E1000_RCTL
);
1509 rctl
&= ~(E1000_RCTL_LBM_TCVR
| E1000_RCTL_LBM_MAC
);
1510 E1000_WRITE_REG(hw
, E1000_RCTL
, rctl
);
1512 hw
->mac
.autoneg
= TRUE
;
1513 e1000_read_phy_reg(hw
, PHY_CONTROL
, &phy_reg
);
1514 if (phy_reg
& MII_CR_LOOPBACK
) {
1515 phy_reg
&= ~MII_CR_LOOPBACK
;
1516 if (hw
->phy
.type
== I210_I_PHY_ID
)
1517 e1000_write_phy_reg(hw
, I347AT4_PAGE_SELECT
, 0);
1518 e1000_write_phy_reg(hw
, PHY_CONTROL
, phy_reg
);
1519 e1000_phy_commit(hw
);
1522 static void igb_create_lbtest_frame(struct sk_buff
*skb
,
1523 unsigned int frame_size
)
1525 memset(skb
->data
, 0xFF, frame_size
);
1527 memset(&skb
->data
[frame_size
], 0xAA, frame_size
- 1);
1528 memset(&skb
->data
[frame_size
+ 10], 0xBE, 1);
1529 memset(&skb
->data
[frame_size
+ 12], 0xAF, 1);
1532 static int igb_check_lbtest_frame(struct igb_rx_buffer
*rx_buffer
,
1533 unsigned int frame_size
)
1535 unsigned char *data
;
1540 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1541 data
= rx_buffer
->skb
->data
;
1543 data
= kmap(rx_buffer
->page
);
1546 if (data
[3] != 0xFF ||
1547 data
[frame_size
+ 10] != 0xBE ||
1548 data
[frame_size
+ 12] != 0xAF)
1551 #ifndef CONFIG_IGB_DISABLE_PACKET_SPLIT
1552 kunmap(rx_buffer
->page
);
1558 static u16
igb_clean_test_rings(struct igb_ring
*rx_ring
,
1559 struct igb_ring
*tx_ring
,
1562 union e1000_adv_rx_desc
*rx_desc
;
1563 struct igb_rx_buffer
*rx_buffer_info
;
1564 struct igb_tx_buffer
*tx_buffer_info
;
1565 u16 rx_ntc
, tx_ntc
, count
= 0;
1567 /* initialize next to clean and descriptor values */
1568 rx_ntc
= rx_ring
->next_to_clean
;
1569 tx_ntc
= tx_ring
->next_to_clean
;
1570 rx_desc
= IGB_RX_DESC(rx_ring
, rx_ntc
);
1572 while (igb_test_staterr(rx_desc
, E1000_RXD_STAT_DD
)) {
1573 /* check rx buffer */
1574 rx_buffer_info
= &rx_ring
->rx_buffer_info
[rx_ntc
];
1576 /* sync Rx buffer for CPU read */
1577 dma_sync_single_for_cpu(rx_ring
->dev
,
1578 rx_buffer_info
->dma
,
1579 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1586 /* verify contents of skb */
1587 if (igb_check_lbtest_frame(rx_buffer_info
, size
))
1590 /* sync Rx buffer for device write */
1591 dma_sync_single_for_device(rx_ring
->dev
,
1592 rx_buffer_info
->dma
,
1593 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1600 /* unmap buffer on tx side */
1601 tx_buffer_info
= &tx_ring
->tx_buffer_info
[tx_ntc
];
1602 igb_unmap_and_free_tx_resource(tx_ring
, tx_buffer_info
);
1604 /* increment rx/tx next to clean counters */
1606 if (rx_ntc
== rx_ring
->count
)
1609 if (tx_ntc
== tx_ring
->count
)
1612 /* fetch next descriptor */
1613 rx_desc
= IGB_RX_DESC(rx_ring
, rx_ntc
);
1616 /* re-map buffers to ring, store next to clean values */
1617 igb_alloc_rx_buffers(rx_ring
, count
);
1618 rx_ring
->next_to_clean
= rx_ntc
;
1619 tx_ring
->next_to_clean
= tx_ntc
;
1624 static int igb_run_loopback_test(struct igb_adapter
*adapter
)
1626 struct igb_ring
*tx_ring
= &adapter
->test_tx_ring
;
1627 struct igb_ring
*rx_ring
= &adapter
->test_rx_ring
;
1628 u16 i
, j
, lc
, good_cnt
;
1630 unsigned int size
= IGB_RX_HDR_LEN
;
1631 netdev_tx_t tx_ret_val
;
1632 struct sk_buff
*skb
;
1634 /* allocate test skb */
1635 skb
= alloc_skb(size
, GFP_KERNEL
);
1639 /* place data into test skb */
1640 igb_create_lbtest_frame(skb
, size
);
1644 * Calculate the loop count based on the largest descriptor ring
1645 * The idea is to wrap the largest ring a number of times using 64
1646 * send/receive pairs during each loop
1649 if (rx_ring
->count
<= tx_ring
->count
)
1650 lc
= ((tx_ring
->count
/ 64) * 2) + 1;
1652 lc
= ((rx_ring
->count
/ 64) * 2) + 1;
1654 for (j
= 0; j
<= lc
; j
++) { /* loop count loop */
1655 /* reset count of good packets */
1658 /* place 64 packets on the transmit queue*/
1659 for (i
= 0; i
< 64; i
++) {
1661 tx_ret_val
= igb_xmit_frame_ring(skb
, tx_ring
);
1662 if (tx_ret_val
== NETDEV_TX_OK
)
1666 if (good_cnt
!= 64) {
1671 /* allow 200 milliseconds for packets to go from tx to rx */
1674 good_cnt
= igb_clean_test_rings(rx_ring
, tx_ring
, size
);
1675 if (good_cnt
!= 64) {
1679 } /* end loop count loop */
1681 /* free the original skb */
1687 static int igb_loopback_test(struct igb_adapter
*adapter
, u64
*data
)
1689 /* PHY loopback cannot be performed if SoL/IDER
1690 * sessions are active */
1691 if (e1000_check_reset_block(&adapter
->hw
)) {
1692 dev_err(pci_dev_to_dev(adapter
->pdev
),
1693 "Cannot do PHY loopback test "
1694 "when SoL/IDER is active.\n");
1698 if (adapter
->hw
.mac
.type
== e1000_i354
) {
1699 dev_info(&adapter
->pdev
->dev
,
1700 "Loopback test not supported on i354.\n");
1704 *data
= igb_setup_desc_rings(adapter
);
1707 *data
= igb_setup_loopback_test(adapter
);
1710 *data
= igb_run_loopback_test(adapter
);
1712 igb_loopback_cleanup(adapter
);
1715 igb_free_desc_rings(adapter
);
1720 static int igb_link_test(struct igb_adapter
*adapter
, u64
*data
)
1727 if (adapter
->hw
.phy
.media_type
== e1000_media_type_internal_serdes
) {
1729 adapter
->hw
.mac
.serdes_has_link
= FALSE
;
1731 /* On some blade server designs, link establishment
1732 * could take as long as 2-3 minutes */
1734 e1000_check_for_link(&adapter
->hw
);
1735 if (adapter
->hw
.mac
.serdes_has_link
)
1738 } while (i
++ < 3750);
1742 for (i
=0; i
< IGB_MAX_LINK_TRIES
; i
++) {
1743 link
= igb_has_link(adapter
);
1758 static void igb_diag_test(struct net_device
*netdev
,
1759 struct ethtool_test
*eth_test
, u64
*data
)
1761 struct igb_adapter
*adapter
= netdev_priv(netdev
);
1762 u16 autoneg_advertised
;
1763 u8 forced_speed_duplex
, autoneg
;
1764 bool if_running
= netif_running(netdev
);
1766 set_bit(__IGB_TESTING
, &adapter
->state
);
1767 if (eth_test
->flags
== ETH_TEST_FL_OFFLINE
) {
1770 /* save speed, duplex, autoneg settings */
1771 autoneg_advertised
= adapter
->hw
.phy
.autoneg_advertised
;
1772 forced_speed_duplex
= adapter
->hw
.mac
.forced_speed_duplex
;
1773 autoneg
= adapter
->hw
.mac
.autoneg
;
1775 dev_info(pci_dev_to_dev(adapter
->pdev
), "offline testing starting\n");
1777 /* power up link for link test */
1778 igb_power_up_link(adapter
);
1780 /* Link test performed before hardware reset so autoneg doesn't
1781 * interfere with test result */
1782 if (igb_link_test(adapter
, &data
[4]))
1783 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1786 /* indicate we're in test mode */
1791 if (igb_reg_test(adapter
, &data
[0]))
1792 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1795 if (igb_eeprom_test(adapter
, &data
[1]))
1796 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1799 if (igb_intr_test(adapter
, &data
[2]))
1800 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1804 /* power up link for loopback test */
1805 igb_power_up_link(adapter
);
1807 if (igb_loopback_test(adapter
, &data
[3]))
1808 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1810 /* restore speed, duplex, autoneg settings */
1811 adapter
->hw
.phy
.autoneg_advertised
= autoneg_advertised
;
1812 adapter
->hw
.mac
.forced_speed_duplex
= forced_speed_duplex
;
1813 adapter
->hw
.mac
.autoneg
= autoneg
;
1815 /* force this routine to wait until autoneg complete/timeout */
1816 adapter
->hw
.phy
.autoneg_wait_to_complete
= TRUE
;
1818 adapter
->hw
.phy
.autoneg_wait_to_complete
= FALSE
;
1820 clear_bit(__IGB_TESTING
, &adapter
->state
);
1824 dev_info(pci_dev_to_dev(adapter
->pdev
), "online testing starting\n");
1826 /* PHY is powered down when interface is down */
1827 if (if_running
&& igb_link_test(adapter
, &data
[4]))
1828 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1832 /* Online tests aren't run; pass by default */
1838 clear_bit(__IGB_TESTING
, &adapter
->state
);
1840 msleep_interruptible(4 * 1000);
1843 static void igb_get_wol(struct net_device
*netdev
, struct ethtool_wolinfo
*wol
)
1845 struct igb_adapter
*adapter
= netdev_priv(netdev
);
1847 wol
->supported
= WAKE_UCAST
| WAKE_MCAST
|
1848 WAKE_BCAST
| WAKE_MAGIC
|
1852 if (!(adapter
->flags
& IGB_FLAG_WOL_SUPPORTED
))
1855 /* apply any specific unsupported masks here */
1856 switch (adapter
->hw
.device_id
) {
1861 if (adapter
->wol
& E1000_WUFC_EX
)
1862 wol
->wolopts
|= WAKE_UCAST
;
1863 if (adapter
->wol
& E1000_WUFC_MC
)
1864 wol
->wolopts
|= WAKE_MCAST
;
1865 if (adapter
->wol
& E1000_WUFC_BC
)
1866 wol
->wolopts
|= WAKE_BCAST
;
1867 if (adapter
->wol
& E1000_WUFC_MAG
)
1868 wol
->wolopts
|= WAKE_MAGIC
;
1869 if (adapter
->wol
& E1000_WUFC_LNKC
)
1870 wol
->wolopts
|= WAKE_PHY
;
1873 static int igb_set_wol(struct net_device
*netdev
, struct ethtool_wolinfo
*wol
)
1875 struct igb_adapter
*adapter
= netdev_priv(netdev
);
1877 if (wol
->wolopts
& (WAKE_ARP
| WAKE_MAGICSECURE
))
1880 if (!(adapter
->flags
& IGB_FLAG_WOL_SUPPORTED
))
1881 return wol
->wolopts
? -EOPNOTSUPP
: 0;
1883 /* these settings will always override what we currently have */
1886 if (wol
->wolopts
& WAKE_UCAST
)
1887 adapter
->wol
|= E1000_WUFC_EX
;
1888 if (wol
->wolopts
& WAKE_MCAST
)
1889 adapter
->wol
|= E1000_WUFC_MC
;
1890 if (wol
->wolopts
& WAKE_BCAST
)
1891 adapter
->wol
|= E1000_WUFC_BC
;
1892 if (wol
->wolopts
& WAKE_MAGIC
)
1893 adapter
->wol
|= E1000_WUFC_MAG
;
1894 if (wol
->wolopts
& WAKE_PHY
)
1895 adapter
->wol
|= E1000_WUFC_LNKC
;
1896 device_set_wakeup_enable(&adapter
->pdev
->dev
, adapter
->wol
);
1901 /* bit defines for adapter->led_status */
1902 #ifdef HAVE_ETHTOOL_SET_PHYS_ID
1903 static int igb_set_phys_id(struct net_device
*netdev
,
1904 enum ethtool_phys_id_state state
)
1906 struct igb_adapter
*adapter
= netdev_priv(netdev
);
1907 struct e1000_hw
*hw
= &adapter
->hw
;
1910 case ETHTOOL_ID_ACTIVE
:
1911 e1000_blink_led(hw
);
1916 case ETHTOOL_ID_OFF
:
1919 case ETHTOOL_ID_INACTIVE
:
1921 e1000_cleanup_led(hw
);
1928 static int igb_phys_id(struct net_device
*netdev
, u32 data
)
1930 struct igb_adapter
*adapter
= netdev_priv(netdev
);
1931 struct e1000_hw
*hw
= &adapter
->hw
;
1932 unsigned long timeout
;
1934 timeout
= data
* 1000;
1937 * msleep_interruptable only accepts unsigned int so we are limited
1938 * in how long a duration we can wait
1940 if (!timeout
|| timeout
> UINT_MAX
)
1943 e1000_blink_led(hw
);
1944 msleep_interruptible(timeout
);
1947 e1000_cleanup_led(hw
);
1951 #endif /* HAVE_ETHTOOL_SET_PHYS_ID */
1953 static int igb_set_coalesce(struct net_device
*netdev
,
1954 struct ethtool_coalesce
*ec
)
1956 struct igb_adapter
*adapter
= netdev_priv(netdev
);
1959 if ((ec
->rx_coalesce_usecs
> IGB_MAX_ITR_USECS
) ||
1960 ((ec
->rx_coalesce_usecs
> 3) &&
1961 (ec
->rx_coalesce_usecs
< IGB_MIN_ITR_USECS
)) ||
1962 (ec
->rx_coalesce_usecs
== 2))
1964 printk("set_coalesce:invalid parameter..");
1968 if ((ec
->tx_coalesce_usecs
> IGB_MAX_ITR_USECS
) ||
1969 ((ec
->tx_coalesce_usecs
> 3) &&
1970 (ec
->tx_coalesce_usecs
< IGB_MIN_ITR_USECS
)) ||
1971 (ec
->tx_coalesce_usecs
== 2))
1974 if ((adapter
->flags
& IGB_FLAG_QUEUE_PAIRS
) && ec
->tx_coalesce_usecs
)
1977 if (ec
->tx_max_coalesced_frames_irq
)
1978 adapter
->tx_work_limit
= ec
->tx_max_coalesced_frames_irq
;
1980 /* If ITR is disabled, disable DMAC */
1981 if (ec
->rx_coalesce_usecs
== 0) {
1982 adapter
->dmac
= IGB_DMAC_DISABLE
;
1985 /* convert to rate of irq's per second */
1986 if (ec
->rx_coalesce_usecs
&& ec
->rx_coalesce_usecs
<= 3)
1987 adapter
->rx_itr_setting
= ec
->rx_coalesce_usecs
;
1989 adapter
->rx_itr_setting
= ec
->rx_coalesce_usecs
<< 2;
1991 /* convert to rate of irq's per second */
1992 if (adapter
->flags
& IGB_FLAG_QUEUE_PAIRS
)
1993 adapter
->tx_itr_setting
= adapter
->rx_itr_setting
;
1994 else if (ec
->tx_coalesce_usecs
&& ec
->tx_coalesce_usecs
<= 3)
1995 adapter
->tx_itr_setting
= ec
->tx_coalesce_usecs
;
1997 adapter
->tx_itr_setting
= ec
->tx_coalesce_usecs
<< 2;
1999 for (i
= 0; i
< adapter
->num_q_vectors
; i
++) {
2000 struct igb_q_vector
*q_vector
= adapter
->q_vector
[i
];
2001 q_vector
->tx
.work_limit
= adapter
->tx_work_limit
;
2002 if (q_vector
->rx
.ring
)
2003 q_vector
->itr_val
= adapter
->rx_itr_setting
;
2005 q_vector
->itr_val
= adapter
->tx_itr_setting
;
2006 if (q_vector
->itr_val
&& q_vector
->itr_val
<= 3)
2007 q_vector
->itr_val
= IGB_START_ITR
;
2008 q_vector
->set_itr
= 1;
2014 static int igb_get_coalesce(struct net_device
*netdev
,
2015 struct ethtool_coalesce
*ec
)
2017 struct igb_adapter
*adapter
= netdev_priv(netdev
);
2019 if (adapter
->rx_itr_setting
<= 3)
2020 ec
->rx_coalesce_usecs
= adapter
->rx_itr_setting
;
2022 ec
->rx_coalesce_usecs
= adapter
->rx_itr_setting
>> 2;
2024 ec
->tx_max_coalesced_frames_irq
= adapter
->tx_work_limit
;
2026 if (!(adapter
->flags
& IGB_FLAG_QUEUE_PAIRS
)) {
2027 if (adapter
->tx_itr_setting
<= 3)
2028 ec
->tx_coalesce_usecs
= adapter
->tx_itr_setting
;
2030 ec
->tx_coalesce_usecs
= adapter
->tx_itr_setting
>> 2;
2036 static int igb_nway_reset(struct net_device
*netdev
)
2038 struct igb_adapter
*adapter
= netdev_priv(netdev
);
2039 if (netif_running(netdev
))
2040 igb_reinit_locked(adapter
);
2044 #ifdef HAVE_ETHTOOL_GET_SSET_COUNT
2045 static int igb_get_sset_count(struct net_device
*netdev
, int sset
)
2049 return IGB_STATS_LEN
;
2051 return IGB_TEST_LEN
;
2057 static int igb_get_stats_count(struct net_device
*netdev
)
2059 return IGB_STATS_LEN
;
2062 static int igb_diag_test_count(struct net_device
*netdev
)
2064 return IGB_TEST_LEN
;
2068 static void igb_get_ethtool_stats(struct net_device
*netdev
,
2069 struct ethtool_stats
*stats
, u64
*data
)
2071 struct igb_adapter
*adapter
= netdev_priv(netdev
);
2072 #ifdef HAVE_NETDEV_STATS_IN_NETDEV
2073 struct net_device_stats
*net_stats
= &netdev
->stats
;
2075 struct net_device_stats
*net_stats
= &adapter
->net_stats
;
2081 igb_update_stats(adapter
);
2083 for (i
= 0; i
< IGB_GLOBAL_STATS_LEN
; i
++) {
2084 p
= (char *)adapter
+ igb_gstrings_stats
[i
].stat_offset
;
2085 data
[i
] = (igb_gstrings_stats
[i
].sizeof_stat
==
2086 sizeof(u64
)) ? *(u64
*)p
: *(u32
*)p
;
2088 for (j
= 0; j
< IGB_NETDEV_STATS_LEN
; j
++, i
++) {
2089 p
= (char *)net_stats
+ igb_gstrings_net_stats
[j
].stat_offset
;
2090 data
[i
] = (igb_gstrings_net_stats
[j
].sizeof_stat
==
2091 sizeof(u64
)) ? *(u64
*)p
: *(u32
*)p
;
2093 for (j
= 0; j
< adapter
->num_tx_queues
; j
++) {
2094 queue_stat
= (u64
*)&adapter
->tx_ring
[j
]->tx_stats
;
2095 for (k
= 0; k
< IGB_TX_QUEUE_STATS_LEN
; k
++, i
++)
2096 data
[i
] = queue_stat
[k
];
2098 for (j
= 0; j
< adapter
->num_rx_queues
; j
++) {
2099 queue_stat
= (u64
*)&adapter
->rx_ring
[j
]->rx_stats
;
2100 for (k
= 0; k
< IGB_RX_QUEUE_STATS_LEN
; k
++, i
++)
2101 data
[i
] = queue_stat
[k
];
2105 static void igb_get_strings(struct net_device
*netdev
, u32 stringset
, u8
*data
)
2107 struct igb_adapter
*adapter
= netdev_priv(netdev
);
2111 switch (stringset
) {
2113 memcpy(data
, *igb_gstrings_test
,
2114 IGB_TEST_LEN
*ETH_GSTRING_LEN
);
2117 for (i
= 0; i
< IGB_GLOBAL_STATS_LEN
; i
++) {
2118 memcpy(p
, igb_gstrings_stats
[i
].stat_string
,
2120 p
+= ETH_GSTRING_LEN
;
2122 for (i
= 0; i
< IGB_NETDEV_STATS_LEN
; i
++) {
2123 memcpy(p
, igb_gstrings_net_stats
[i
].stat_string
,
2125 p
+= ETH_GSTRING_LEN
;
2127 for (i
= 0; i
< adapter
->num_tx_queues
; i
++) {
2128 sprintf(p
, "tx_queue_%u_packets", i
);
2129 p
+= ETH_GSTRING_LEN
;
2130 sprintf(p
, "tx_queue_%u_bytes", i
);
2131 p
+= ETH_GSTRING_LEN
;
2132 sprintf(p
, "tx_queue_%u_restart", i
);
2133 p
+= ETH_GSTRING_LEN
;
2135 for (i
= 0; i
< adapter
->num_rx_queues
; i
++) {
2136 sprintf(p
, "rx_queue_%u_packets", i
);
2137 p
+= ETH_GSTRING_LEN
;
2138 sprintf(p
, "rx_queue_%u_bytes", i
);
2139 p
+= ETH_GSTRING_LEN
;
2140 sprintf(p
, "rx_queue_%u_drops", i
);
2141 p
+= ETH_GSTRING_LEN
;
2142 sprintf(p
, "rx_queue_%u_csum_err", i
);
2143 p
+= ETH_GSTRING_LEN
;
2144 sprintf(p
, "rx_queue_%u_alloc_failed", i
);
2145 p
+= ETH_GSTRING_LEN
;
2146 sprintf(p
, "rx_queue_%u_ipv4_packets", i
);
2147 p
+= ETH_GSTRING_LEN
;
2148 sprintf(p
, "rx_queue_%u_ipv4e_packets", i
);
2149 p
+= ETH_GSTRING_LEN
;
2150 sprintf(p
, "rx_queue_%u_ipv6_packets", i
);
2151 p
+= ETH_GSTRING_LEN
;
2152 sprintf(p
, "rx_queue_%u_ipv6e_packets", i
);
2153 p
+= ETH_GSTRING_LEN
;
2154 sprintf(p
, "rx_queue_%u_tcp_packets", i
);
2155 p
+= ETH_GSTRING_LEN
;
2156 sprintf(p
, "rx_queue_%u_udp_packets", i
);
2157 p
+= ETH_GSTRING_LEN
;
2158 sprintf(p
, "rx_queue_%u_sctp_packets", i
);
2159 p
+= ETH_GSTRING_LEN
;
2160 sprintf(p
, "rx_queue_%u_nfs_packets", i
);
2161 p
+= ETH_GSTRING_LEN
;
2163 /* BUG_ON(p - data != IGB_STATS_LEN * ETH_GSTRING_LEN); */
2168 #ifdef HAVE_ETHTOOL_GET_TS_INFO
2169 static int igb_get_ts_info(struct net_device
*dev
,
2170 struct ethtool_ts_info
*info
)
2172 struct igb_adapter
*adapter
= netdev_priv(dev
);
2174 switch (adapter
->hw
.mac
.type
) {
2175 #ifdef HAVE_PTP_1588_CLOCK
2177 info
->so_timestamping
=
2178 SOF_TIMESTAMPING_TX_SOFTWARE
|
2179 SOF_TIMESTAMPING_RX_SOFTWARE
|
2180 SOF_TIMESTAMPING_SOFTWARE
;
2188 info
->so_timestamping
=
2189 SOF_TIMESTAMPING_TX_SOFTWARE
|
2190 SOF_TIMESTAMPING_RX_SOFTWARE
|
2191 SOF_TIMESTAMPING_SOFTWARE
|
2192 SOF_TIMESTAMPING_TX_HARDWARE
|
2193 SOF_TIMESTAMPING_RX_HARDWARE
|
2194 SOF_TIMESTAMPING_RAW_HARDWARE
;
2196 if (adapter
->ptp_clock
)
2197 info
->phc_index
= ptp_clock_index(adapter
->ptp_clock
);
2199 info
->phc_index
= -1;
2202 (1 << HWTSTAMP_TX_OFF
) |
2203 (1 << HWTSTAMP_TX_ON
);
2205 info
->rx_filters
= 1 << HWTSTAMP_FILTER_NONE
;
2207 /* 82576 does not support timestamping all packets. */
2208 if (adapter
->hw
.mac
.type
>= e1000_82580
)
2209 info
->rx_filters
|= 1 << HWTSTAMP_FILTER_ALL
;
2212 (1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC
) |
2213 (1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ
) |
2214 (1 << HWTSTAMP_FILTER_PTP_V2_L2_SYNC
) |
2215 (1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC
) |
2216 (1 << HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ
) |
2217 (1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ
) |
2218 (1 << HWTSTAMP_FILTER_PTP_V2_EVENT
);
2221 #endif /* HAVE_PTP_1588_CLOCK */
2226 #endif /* HAVE_ETHTOOL_GET_TS_INFO */
2228 #ifdef CONFIG_PM_RUNTIME
2229 static int igb_ethtool_begin(struct net_device
*netdev
)
2231 struct igb_adapter
*adapter
= netdev_priv(netdev
);
2233 pm_runtime_get_sync(&adapter
->pdev
->dev
);
2238 static void igb_ethtool_complete(struct net_device
*netdev
)
2240 struct igb_adapter
*adapter
= netdev_priv(netdev
);
2242 pm_runtime_put(&adapter
->pdev
->dev
);
2244 #endif /* CONFIG_PM_RUNTIME */
2246 #ifndef HAVE_NDO_SET_FEATURES
2247 static u32
igb_get_rx_csum(struct net_device
*netdev
)
2249 return !!(netdev
->features
& NETIF_F_RXCSUM
);
2252 static int igb_set_rx_csum(struct net_device
*netdev
, u32 data
)
2254 const u32 feature_list
= NETIF_F_RXCSUM
;
2257 netdev
->features
|= feature_list
;
2259 netdev
->features
&= ~feature_list
;
2264 static int igb_set_tx_csum(struct net_device
*netdev
, u32 data
)
2266 struct igb_adapter
*adapter
= netdev_priv(netdev
);
2267 #ifdef NETIF_F_IPV6_CSUM
2268 u32 feature_list
= NETIF_F_IP_CSUM
| NETIF_F_IPV6_CSUM
;
2270 u32 feature_list
= NETIF_F_IP_CSUM
;
2273 if (adapter
->hw
.mac
.type
>= e1000_82576
)
2274 feature_list
|= NETIF_F_SCTP_CSUM
;
2277 netdev
->features
|= feature_list
;
2279 netdev
->features
&= ~feature_list
;
2285 static int igb_set_tso(struct net_device
*netdev
, u32 data
)
2288 const u32 feature_list
= NETIF_F_TSO
| NETIF_F_TSO6
;
2290 const u32 feature_list
= NETIF_F_TSO
;
2294 netdev
->features
|= feature_list
;
2296 netdev
->features
&= ~feature_list
;
2298 #ifndef HAVE_NETDEV_VLAN_FEATURES
2300 struct igb_adapter
*adapter
= netdev_priv(netdev
);
2301 struct net_device
*v_netdev
;
2304 /* disable TSO on all VLANs if they're present */
2305 if (!adapter
->vlgrp
)
2308 for (i
= 0; i
< VLAN_GROUP_ARRAY_LEN
; i
++) {
2309 v_netdev
= vlan_group_get_device(adapter
->vlgrp
, i
);
2313 v_netdev
->features
&= ~feature_list
;
2314 vlan_group_set_device(adapter
->vlgrp
, i
, v_netdev
);
2320 #endif /* HAVE_NETDEV_VLAN_FEATURES */
2324 #endif /* NETIF_F_TSO */
2325 #ifdef ETHTOOL_GFLAGS
2326 static int igb_set_flags(struct net_device
*netdev
, u32 data
)
2328 u32 supported_flags
= ETH_FLAG_RXVLAN
| ETH_FLAG_TXVLAN
|
2330 #ifndef HAVE_VLAN_RX_REGISTER
2331 u32 changed
= netdev
->features
^ data
;
2336 supported_flags
|= ETH_FLAG_LRO
;
2339 * Since there is no support for separate tx vlan accel
2340 * enabled make sure tx flag is cleared if rx is.
2342 if (!(data
& ETH_FLAG_RXVLAN
))
2343 data
&= ~ETH_FLAG_TXVLAN
;
2345 rc
= ethtool_op_set_flags(netdev
, data
, supported_flags
);
2348 #ifndef HAVE_VLAN_RX_REGISTER
2350 if (changed
& ETH_FLAG_RXVLAN
)
2351 igb_vlan_mode(netdev
, data
);
2357 #endif /* ETHTOOL_GFLAGS */
2358 #endif /* HAVE_NDO_SET_FEATURES */
2359 #ifdef ETHTOOL_SADV_COAL
2360 static int igb_set_adv_coal(struct net_device
*netdev
, struct ethtool_value
*edata
)
2362 struct igb_adapter
*adapter
= netdev_priv(netdev
);
2364 switch (edata
->data
) {
2365 case IGB_DMAC_DISABLE
:
2366 adapter
->dmac
= edata
->data
;
2369 adapter
->dmac
= edata
->data
;
2372 adapter
->dmac
= edata
->data
;
2374 case IGB_DMAC_EN_DEFAULT
:
2375 adapter
->dmac
= edata
->data
;
2378 adapter
->dmac
= edata
->data
;
2381 adapter
->dmac
= edata
->data
;
2384 adapter
->dmac
= edata
->data
;
2387 adapter
->dmac
= edata
->data
;
2390 adapter
->dmac
= edata
->data
;
2393 adapter
->dmac
= edata
->data
;
2396 adapter
->dmac
= edata
->data
;
2399 adapter
->dmac
= edata
->data
;
2402 adapter
->dmac
= edata
->data
;
2405 adapter
->dmac
= IGB_DMAC_DISABLE
;
2406 printk("set_dmac: invalid setting, setting DMAC to %d\n",
2409 printk("%s: setting DMAC to %d\n", netdev
->name
, adapter
->dmac
);
2412 #endif /* ETHTOOL_SADV_COAL */
2413 #ifdef ETHTOOL_GADV_COAL
2414 static void igb_get_dmac(struct net_device
*netdev
,
2415 struct ethtool_value
*edata
)
2417 struct igb_adapter
*adapter
= netdev_priv(netdev
);
2418 edata
->data
= adapter
->dmac
;
2425 static int igb_get_eee(struct net_device
*netdev
, struct ethtool_eee
*edata
)
2427 struct igb_adapter
*adapter
= netdev_priv(netdev
);
2428 struct e1000_hw
*hw
= &adapter
->hw
;
2432 if ((hw
->mac
.type
< e1000_i350
) ||
2433 (hw
->phy
.media_type
!= e1000_media_type_copper
))
2436 edata
->supported
= (SUPPORTED_1000baseT_Full
|
2437 SUPPORTED_100baseT_Full
);
2439 if (!hw
->dev_spec
._82575
.eee_disable
)
2441 mmd_eee_adv_to_ethtool_adv_t(adapter
->eee_advert
);
2443 /* The IPCNFG and EEER registers are not supported on I354. */
2444 if (hw
->mac
.type
== e1000_i354
) {
2445 e1000_get_eee_status_i354(hw
, (bool *)&edata
->eee_active
);
2449 eeer
= E1000_READ_REG(hw
, E1000_EEER
);
2451 /* EEE status on negotiated link */
2452 if (eeer
& E1000_EEER_EEE_NEG
)
2453 edata
->eee_active
= true;
2455 if (eeer
& E1000_EEER_TX_LPI_EN
)
2456 edata
->tx_lpi_enabled
= true;
2459 /* EEE Link Partner Advertised */
2460 switch (hw
->mac
.type
) {
2462 ret_val
= e1000_read_emi_reg(hw
, E1000_EEE_LP_ADV_ADDR_I350
,
2467 edata
->lp_advertised
= mmd_eee_adv_to_ethtool_adv_t(phy_data
);
2473 ret_val
= e1000_read_xmdio_reg(hw
, E1000_EEE_LP_ADV_ADDR_I210
,
2474 E1000_EEE_LP_ADV_DEV_I210
,
2479 edata
->lp_advertised
= mmd_eee_adv_to_ethtool_adv_t(phy_data
);
2486 edata
->eee_enabled
= !hw
->dev_spec
._82575
.eee_disable
;
2488 if ((hw
->mac
.type
== e1000_i354
) &&
2489 (edata
->eee_enabled
))
2490 edata
->tx_lpi_enabled
= true;
2493 * report correct negotiated EEE status for devices that
2494 * wrongly report EEE at half-duplex
2496 if (adapter
->link_duplex
== HALF_DUPLEX
) {
2497 edata
->eee_enabled
= false;
2498 edata
->eee_active
= false;
2499 edata
->tx_lpi_enabled
= false;
2500 edata
->advertised
&= ~edata
->advertised
;
2508 static int igb_set_eee(struct net_device
*netdev
,
2509 struct ethtool_eee
*edata
)
2511 struct igb_adapter
*adapter
= netdev_priv(netdev
);
2512 struct e1000_hw
*hw
= &adapter
->hw
;
2513 struct ethtool_eee eee_curr
;
2516 if ((hw
->mac
.type
< e1000_i350
) ||
2517 (hw
->phy
.media_type
!= e1000_media_type_copper
))
2520 ret_val
= igb_get_eee(netdev
, &eee_curr
);
2524 if (eee_curr
.eee_enabled
) {
2525 if (eee_curr
.tx_lpi_enabled
!= edata
->tx_lpi_enabled
) {
2526 dev_err(pci_dev_to_dev(adapter
->pdev
),
2527 "Setting EEE tx-lpi is not supported\n");
2531 /* Tx LPI time is not implemented currently */
2532 if (edata
->tx_lpi_timer
) {
2533 dev_err(pci_dev_to_dev(adapter
->pdev
),
2534 "Setting EEE Tx LPI timer is not supported\n");
2538 if (edata
->advertised
&
2539 ~(ADVERTISE_100_FULL
| ADVERTISE_1000_FULL
)) {
2540 dev_err(pci_dev_to_dev(adapter
->pdev
),
2541 "EEE Advertisement supports only 100Tx and or 100T full duplex\n");
2545 } else if (!edata
->eee_enabled
) {
2546 dev_err(pci_dev_to_dev(adapter
->pdev
),
2547 "Setting EEE options is not supported with EEE disabled\n");
2551 adapter
->eee_advert
= ethtool_adv_to_mmd_eee_adv_t(edata
->advertised
);
2553 if (hw
->dev_spec
._82575
.eee_disable
!= !edata
->eee_enabled
) {
2554 hw
->dev_spec
._82575
.eee_disable
= !edata
->eee_enabled
;
2557 if (netif_running(netdev
))
2558 igb_reinit_locked(adapter
);
2565 #endif /* ETHTOOL_SEEE */
2567 #ifdef ETHTOOL_GRXRINGS
2568 static int igb_get_rss_hash_opts(struct igb_adapter
*adapter
,
2569 struct ethtool_rxnfc
*cmd
)
2573 /* Report default options for RSS on igb */
2574 switch (cmd
->flow_type
) {
2576 cmd
->data
|= RXH_L4_B_0_1
| RXH_L4_B_2_3
;
2578 if (adapter
->flags
& IGB_FLAG_RSS_FIELD_IPV4_UDP
)
2579 cmd
->data
|= RXH_L4_B_0_1
| RXH_L4_B_2_3
;
2581 case AH_ESP_V4_FLOW
:
2585 cmd
->data
|= RXH_IP_SRC
| RXH_IP_DST
;
2588 cmd
->data
|= RXH_L4_B_0_1
| RXH_L4_B_2_3
;
2590 if (adapter
->flags
& IGB_FLAG_RSS_FIELD_IPV6_UDP
)
2591 cmd
->data
|= RXH_L4_B_0_1
| RXH_L4_B_2_3
;
2593 case AH_ESP_V6_FLOW
:
2597 cmd
->data
|= RXH_IP_SRC
| RXH_IP_DST
;
2606 static int igb_get_rxnfc(struct net_device
*dev
, struct ethtool_rxnfc
*cmd
,
2607 #ifdef HAVE_ETHTOOL_GET_RXNFC_VOID_RULE_LOCS
2613 struct igb_adapter
*adapter
= netdev_priv(dev
);
2614 int ret
= -EOPNOTSUPP
;
2617 case ETHTOOL_GRXRINGS
:
2618 cmd
->data
= adapter
->num_rx_queues
;
2622 ret
= igb_get_rss_hash_opts(adapter
, cmd
);
2631 #define UDP_RSS_FLAGS (IGB_FLAG_RSS_FIELD_IPV4_UDP | \
2632 IGB_FLAG_RSS_FIELD_IPV6_UDP)
2633 static int igb_set_rss_hash_opt(struct igb_adapter
*adapter
,
2634 struct ethtool_rxnfc
*nfc
)
2636 u32 flags
= adapter
->flags
;
2639 * RSS does not support anything other than hashing
2640 * to queues on src and dst IPs and ports
2642 if (nfc
->data
& ~(RXH_IP_SRC
| RXH_IP_DST
|
2643 RXH_L4_B_0_1
| RXH_L4_B_2_3
))
2646 switch (nfc
->flow_type
) {
2649 if (!(nfc
->data
& RXH_IP_SRC
) ||
2650 !(nfc
->data
& RXH_IP_DST
) ||
2651 !(nfc
->data
& RXH_L4_B_0_1
) ||
2652 !(nfc
->data
& RXH_L4_B_2_3
))
2656 if (!(nfc
->data
& RXH_IP_SRC
) ||
2657 !(nfc
->data
& RXH_IP_DST
))
2659 switch (nfc
->data
& (RXH_L4_B_0_1
| RXH_L4_B_2_3
)) {
2661 flags
&= ~IGB_FLAG_RSS_FIELD_IPV4_UDP
;
2663 case (RXH_L4_B_0_1
| RXH_L4_B_2_3
):
2664 flags
|= IGB_FLAG_RSS_FIELD_IPV4_UDP
;
2671 if (!(nfc
->data
& RXH_IP_SRC
) ||
2672 !(nfc
->data
& RXH_IP_DST
))
2674 switch (nfc
->data
& (RXH_L4_B_0_1
| RXH_L4_B_2_3
)) {
2676 flags
&= ~IGB_FLAG_RSS_FIELD_IPV6_UDP
;
2678 case (RXH_L4_B_0_1
| RXH_L4_B_2_3
):
2679 flags
|= IGB_FLAG_RSS_FIELD_IPV6_UDP
;
2685 case AH_ESP_V4_FLOW
:
2689 case AH_ESP_V6_FLOW
:
2693 if (!(nfc
->data
& RXH_IP_SRC
) ||
2694 !(nfc
->data
& RXH_IP_DST
) ||
2695 (nfc
->data
& RXH_L4_B_0_1
) ||
2696 (nfc
->data
& RXH_L4_B_2_3
))
2703 /* if we changed something we need to update flags */
2704 if (flags
!= adapter
->flags
) {
2705 struct e1000_hw
*hw
= &adapter
->hw
;
2706 u32 mrqc
= E1000_READ_REG(hw
, E1000_MRQC
);
2708 if ((flags
& UDP_RSS_FLAGS
) &&
2709 !(adapter
->flags
& UDP_RSS_FLAGS
))
2710 DPRINTK(DRV
, WARNING
,
2711 "enabling UDP RSS: fragmented packets may arrive out of order to the stack above\n");
2713 adapter
->flags
= flags
;
2715 /* Perform hash on these packet types */
2716 mrqc
|= E1000_MRQC_RSS_FIELD_IPV4
|
2717 E1000_MRQC_RSS_FIELD_IPV4_TCP
|
2718 E1000_MRQC_RSS_FIELD_IPV6
|
2719 E1000_MRQC_RSS_FIELD_IPV6_TCP
;
2721 mrqc
&= ~(E1000_MRQC_RSS_FIELD_IPV4_UDP
|
2722 E1000_MRQC_RSS_FIELD_IPV6_UDP
);
2724 if (flags
& IGB_FLAG_RSS_FIELD_IPV4_UDP
)
2725 mrqc
|= E1000_MRQC_RSS_FIELD_IPV4_UDP
;
2727 if (flags
& IGB_FLAG_RSS_FIELD_IPV6_UDP
)
2728 mrqc
|= E1000_MRQC_RSS_FIELD_IPV6_UDP
;
2730 E1000_WRITE_REG(hw
, E1000_MRQC
, mrqc
);
2736 static int igb_set_rxnfc(struct net_device
*dev
, struct ethtool_rxnfc
*cmd
)
2738 struct igb_adapter
*adapter
= netdev_priv(dev
);
2739 int ret
= -EOPNOTSUPP
;
2743 ret
= igb_set_rss_hash_opt(adapter
, cmd
);
2751 #endif /* ETHTOOL_GRXRINGS */
2753 static const struct ethtool_ops igb_ethtool_ops
= {
2754 .get_settings
= igb_get_settings
,
2755 .set_settings
= igb_set_settings
,
2756 .get_drvinfo
= igb_get_drvinfo
,
2757 .get_regs_len
= igb_get_regs_len
,
2758 .get_regs
= igb_get_regs
,
2759 .get_wol
= igb_get_wol
,
2760 .set_wol
= igb_set_wol
,
2761 .get_msglevel
= igb_get_msglevel
,
2762 .set_msglevel
= igb_set_msglevel
,
2763 .nway_reset
= igb_nway_reset
,
2764 .get_link
= igb_get_link
,
2765 .get_eeprom_len
= igb_get_eeprom_len
,
2766 .get_eeprom
= igb_get_eeprom
,
2767 .set_eeprom
= igb_set_eeprom
,
2768 .get_ringparam
= igb_get_ringparam
,
2769 .set_ringparam
= igb_set_ringparam
,
2770 .get_pauseparam
= igb_get_pauseparam
,
2771 .set_pauseparam
= igb_set_pauseparam
,
2772 .self_test
= igb_diag_test
,
2773 .get_strings
= igb_get_strings
,
2774 #ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2775 #ifdef HAVE_ETHTOOL_SET_PHYS_ID
2776 .set_phys_id
= igb_set_phys_id
,
2778 .phys_id
= igb_phys_id
,
2779 #endif /* HAVE_ETHTOOL_SET_PHYS_ID */
2780 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2781 #ifdef HAVE_ETHTOOL_GET_SSET_COUNT
2782 .get_sset_count
= igb_get_sset_count
,
2784 .get_stats_count
= igb_get_stats_count
,
2785 .self_test_count
= igb_diag_test_count
,
2787 .get_ethtool_stats
= igb_get_ethtool_stats
,
2788 #ifdef HAVE_ETHTOOL_GET_PERM_ADDR
2789 .get_perm_addr
= ethtool_op_get_perm_addr
,
2791 .get_coalesce
= igb_get_coalesce
,
2792 .set_coalesce
= igb_set_coalesce
,
2793 #ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2794 #ifdef HAVE_ETHTOOL_GET_TS_INFO
2795 .get_ts_info
= igb_get_ts_info
,
2796 #endif /* HAVE_ETHTOOL_GET_TS_INFO */
2797 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2798 #ifdef CONFIG_PM_RUNTIME
2799 .begin
= igb_ethtool_begin
,
2800 .complete
= igb_ethtool_complete
,
2801 #endif /* CONFIG_PM_RUNTIME */
2802 #ifndef HAVE_NDO_SET_FEATURES
2803 .get_rx_csum
= igb_get_rx_csum
,
2804 .set_rx_csum
= igb_set_rx_csum
,
2805 .get_tx_csum
= ethtool_op_get_tx_csum
,
2806 .set_tx_csum
= igb_set_tx_csum
,
2807 .get_sg
= ethtool_op_get_sg
,
2808 .set_sg
= ethtool_op_set_sg
,
2810 .get_tso
= ethtool_op_get_tso
,
2811 .set_tso
= igb_set_tso
,
2813 #ifdef ETHTOOL_GFLAGS
2814 .get_flags
= ethtool_op_get_flags
,
2815 .set_flags
= igb_set_flags
,
2816 #endif /* ETHTOOL_GFLAGS */
2817 #endif /* HAVE_NDO_SET_FEATURES */
2818 #ifdef ETHTOOL_GADV_COAL
2819 .get_advcoal
= igb_get_adv_coal
,
2820 .set_advcoal
= igb_set_dmac_coal
,
2821 #endif /* ETHTOOL_GADV_COAL */
2822 #ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2824 .get_eee
= igb_get_eee
,
2827 .set_eee
= igb_set_eee
,
2829 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2830 #ifdef ETHTOOL_GRXRINGS
2831 .get_rxnfc
= igb_get_rxnfc
,
2832 .set_rxnfc
= igb_set_rxnfc
,
2836 #ifdef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2837 static const struct ethtool_ops_ext igb_ethtool_ops_ext
= {
2838 .size
= sizeof(struct ethtool_ops_ext
),
2839 .get_ts_info
= igb_get_ts_info
,
2840 .set_phys_id
= igb_set_phys_id
,
2841 .get_eee
= igb_get_eee
,
2842 .set_eee
= igb_set_eee
,
2845 void igb_set_ethtool_ops(struct net_device
*netdev
)
2847 SET_ETHTOOL_OPS(netdev
, &igb_ethtool_ops
);
2848 set_ethtool_ops_ext(netdev
, &igb_ethtool_ops_ext
);
2851 void igb_set_ethtool_ops(struct net_device
*netdev
)
2853 /* have to "undeclare" const on this struct to remove warnings */
2854 SET_ETHTOOL_OPS(netdev
, (struct ethtool_ops
*)&igb_ethtool_ops
);
2856 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2857 #endif /* SIOCETHTOOL */