1 /*******************************************************************************
3 Intel 10 Gigabit PCI Express Linux driver
4 Copyright(c) 1999 - 2010 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 "COPYING".
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 ixgbe */
30 #include <linux/types.h>
31 #include <linux/module.h>
32 #include <linux/slab.h>
33 #include <linux/pci.h>
34 #include <linux/netdevice.h>
35 #include <linux/ethtool.h>
36 #include <linux/vmalloc.h>
37 #include <linux/uaccess.h>
42 #define IXGBE_ALL_RAR_ENTRIES 16
44 enum {NETDEV_STATS
, IXGBE_STATS
};
47 char stat_string
[ETH_GSTRING_LEN
];
53 #define IXGBE_STAT(m) IXGBE_STATS, \
54 sizeof(((struct ixgbe_adapter *)0)->m), \
55 offsetof(struct ixgbe_adapter, m)
56 #define IXGBE_NETDEV_STAT(m) NETDEV_STATS, \
57 sizeof(((struct rtnl_link_stats64 *)0)->m), \
58 offsetof(struct rtnl_link_stats64, m)
60 static struct ixgbe_stats ixgbe_gstrings_stats
[] = {
61 {"rx_packets", IXGBE_NETDEV_STAT(rx_packets
)},
62 {"tx_packets", IXGBE_NETDEV_STAT(tx_packets
)},
63 {"rx_bytes", IXGBE_NETDEV_STAT(rx_bytes
)},
64 {"tx_bytes", IXGBE_NETDEV_STAT(tx_bytes
)},
65 {"rx_pkts_nic", IXGBE_STAT(stats
.gprc
)},
66 {"tx_pkts_nic", IXGBE_STAT(stats
.gptc
)},
67 {"rx_bytes_nic", IXGBE_STAT(stats
.gorc
)},
68 {"tx_bytes_nic", IXGBE_STAT(stats
.gotc
)},
69 {"lsc_int", IXGBE_STAT(lsc_int
)},
70 {"tx_busy", IXGBE_STAT(tx_busy
)},
71 {"non_eop_descs", IXGBE_STAT(non_eop_descs
)},
72 {"rx_errors", IXGBE_NETDEV_STAT(rx_errors
)},
73 {"tx_errors", IXGBE_NETDEV_STAT(tx_errors
)},
74 {"rx_dropped", IXGBE_NETDEV_STAT(rx_dropped
)},
75 {"tx_dropped", IXGBE_NETDEV_STAT(tx_dropped
)},
76 {"multicast", IXGBE_NETDEV_STAT(multicast
)},
77 {"broadcast", IXGBE_STAT(stats
.bprc
)},
78 {"rx_no_buffer_count", IXGBE_STAT(stats
.rnbc
[0]) },
79 {"collisions", IXGBE_NETDEV_STAT(collisions
)},
80 {"rx_over_errors", IXGBE_NETDEV_STAT(rx_over_errors
)},
81 {"rx_crc_errors", IXGBE_NETDEV_STAT(rx_crc_errors
)},
82 {"rx_frame_errors", IXGBE_NETDEV_STAT(rx_frame_errors
)},
83 {"hw_rsc_aggregated", IXGBE_STAT(rsc_total_count
)},
84 {"hw_rsc_flushed", IXGBE_STAT(rsc_total_flush
)},
85 {"fdir_match", IXGBE_STAT(stats
.fdirmatch
)},
86 {"fdir_miss", IXGBE_STAT(stats
.fdirmiss
)},
87 {"rx_fifo_errors", IXGBE_NETDEV_STAT(rx_fifo_errors
)},
88 {"rx_missed_errors", IXGBE_NETDEV_STAT(rx_missed_errors
)},
89 {"tx_aborted_errors", IXGBE_NETDEV_STAT(tx_aborted_errors
)},
90 {"tx_carrier_errors", IXGBE_NETDEV_STAT(tx_carrier_errors
)},
91 {"tx_fifo_errors", IXGBE_NETDEV_STAT(tx_fifo_errors
)},
92 {"tx_heartbeat_errors", IXGBE_NETDEV_STAT(tx_heartbeat_errors
)},
93 {"tx_timeout_count", IXGBE_STAT(tx_timeout_count
)},
94 {"tx_restart_queue", IXGBE_STAT(restart_queue
)},
95 {"rx_long_length_errors", IXGBE_STAT(stats
.roc
)},
96 {"rx_short_length_errors", IXGBE_STAT(stats
.ruc
)},
97 {"tx_flow_control_xon", IXGBE_STAT(stats
.lxontxc
)},
98 {"rx_flow_control_xon", IXGBE_STAT(stats
.lxonrxc
)},
99 {"tx_flow_control_xoff", IXGBE_STAT(stats
.lxofftxc
)},
100 {"rx_flow_control_xoff", IXGBE_STAT(stats
.lxoffrxc
)},
101 {"rx_csum_offload_errors", IXGBE_STAT(hw_csum_rx_error
)},
102 {"alloc_rx_page_failed", IXGBE_STAT(alloc_rx_page_failed
)},
103 {"alloc_rx_buff_failed", IXGBE_STAT(alloc_rx_buff_failed
)},
104 {"rx_no_dma_resources", IXGBE_STAT(hw_rx_no_dma_resources
)},
106 {"fcoe_bad_fccrc", IXGBE_STAT(stats
.fccrc
)},
107 {"rx_fcoe_dropped", IXGBE_STAT(stats
.fcoerpdc
)},
108 {"rx_fcoe_packets", IXGBE_STAT(stats
.fcoeprc
)},
109 {"rx_fcoe_dwords", IXGBE_STAT(stats
.fcoedwrc
)},
110 {"tx_fcoe_packets", IXGBE_STAT(stats
.fcoeptc
)},
111 {"tx_fcoe_dwords", IXGBE_STAT(stats
.fcoedwtc
)},
112 #endif /* IXGBE_FCOE */
115 #define IXGBE_QUEUE_STATS_LEN \
116 ((((struct ixgbe_adapter *)netdev_priv(netdev))->num_tx_queues + \
117 ((struct ixgbe_adapter *)netdev_priv(netdev))->num_rx_queues) * \
118 (sizeof(struct ixgbe_queue_stats) / sizeof(u64)))
119 #define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats)
120 #define IXGBE_PB_STATS_LEN ( \
121 (((struct ixgbe_adapter *)netdev_priv(netdev))->flags & \
122 IXGBE_FLAG_DCB_ENABLED) ? \
123 (sizeof(((struct ixgbe_adapter *)0)->stats.pxonrxc) + \
124 sizeof(((struct ixgbe_adapter *)0)->stats.pxontxc) + \
125 sizeof(((struct ixgbe_adapter *)0)->stats.pxoffrxc) + \
126 sizeof(((struct ixgbe_adapter *)0)->stats.pxofftxc)) \
128 #define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + \
129 IXGBE_PB_STATS_LEN + \
130 IXGBE_QUEUE_STATS_LEN)
132 static const char ixgbe_gstrings_test
[][ETH_GSTRING_LEN
] = {
133 "Register test (offline)", "Eeprom test (offline)",
134 "Interrupt test (offline)", "Loopback test (offline)",
135 "Link test (on/offline)"
137 #define IXGBE_TEST_LEN sizeof(ixgbe_gstrings_test) / ETH_GSTRING_LEN
139 static int ixgbe_get_settings(struct net_device
*netdev
,
140 struct ethtool_cmd
*ecmd
)
142 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
143 struct ixgbe_hw
*hw
= &adapter
->hw
;
147 ecmd
->supported
= SUPPORTED_10000baseT_Full
;
148 ecmd
->autoneg
= AUTONEG_ENABLE
;
149 ecmd
->transceiver
= XCVR_EXTERNAL
;
150 if ((hw
->phy
.media_type
== ixgbe_media_type_copper
) ||
151 (hw
->phy
.multispeed_fiber
)) {
152 ecmd
->supported
|= (SUPPORTED_1000baseT_Full
|
155 ecmd
->advertising
= ADVERTISED_Autoneg
;
156 if (hw
->phy
.autoneg_advertised
& IXGBE_LINK_SPEED_10GB_FULL
)
157 ecmd
->advertising
|= ADVERTISED_10000baseT_Full
;
158 if (hw
->phy
.autoneg_advertised
& IXGBE_LINK_SPEED_1GB_FULL
)
159 ecmd
->advertising
|= ADVERTISED_1000baseT_Full
;
161 * It's possible that phy.autoneg_advertised may not be
162 * set yet. If so display what the default would be -
163 * both 1G and 10G supported.
165 if (!(ecmd
->advertising
& (ADVERTISED_1000baseT_Full
|
166 ADVERTISED_10000baseT_Full
)))
167 ecmd
->advertising
|= (ADVERTISED_10000baseT_Full
|
168 ADVERTISED_1000baseT_Full
);
170 if (hw
->phy
.media_type
== ixgbe_media_type_copper
) {
171 ecmd
->supported
|= SUPPORTED_TP
;
172 ecmd
->advertising
|= ADVERTISED_TP
;
173 ecmd
->port
= PORT_TP
;
175 ecmd
->supported
|= SUPPORTED_FIBRE
;
176 ecmd
->advertising
|= ADVERTISED_FIBRE
;
177 ecmd
->port
= PORT_FIBRE
;
179 } else if (hw
->phy
.media_type
== ixgbe_media_type_backplane
) {
180 /* Set as FIBRE until SERDES defined in kernel */
181 if (hw
->device_id
== IXGBE_DEV_ID_82598_BX
) {
182 ecmd
->supported
= (SUPPORTED_1000baseT_Full
|
184 ecmd
->advertising
= (ADVERTISED_1000baseT_Full
|
186 ecmd
->port
= PORT_FIBRE
;
187 ecmd
->autoneg
= AUTONEG_DISABLE
;
189 ecmd
->supported
|= (SUPPORTED_1000baseT_Full
|
191 ecmd
->advertising
= (ADVERTISED_10000baseT_Full
|
192 ADVERTISED_1000baseT_Full
|
194 ecmd
->port
= PORT_FIBRE
;
197 ecmd
->supported
|= SUPPORTED_FIBRE
;
198 ecmd
->advertising
= (ADVERTISED_10000baseT_Full
|
200 ecmd
->port
= PORT_FIBRE
;
201 ecmd
->autoneg
= AUTONEG_DISABLE
;
205 switch (adapter
->hw
.phy
.type
) {
207 case ixgbe_phy_cu_unknown
:
208 /* Copper 10G-BASET */
209 ecmd
->port
= PORT_TP
;
212 ecmd
->port
= PORT_FIBRE
;
215 case ixgbe_phy_sfp_passive_tyco
:
216 case ixgbe_phy_sfp_passive_unknown
:
217 case ixgbe_phy_sfp_ftl
:
218 case ixgbe_phy_sfp_avago
:
219 case ixgbe_phy_sfp_intel
:
220 case ixgbe_phy_sfp_unknown
:
221 switch (adapter
->hw
.phy
.sfp_type
) {
222 /* SFP+ devices, further checking needed */
223 case ixgbe_sfp_type_da_cu
:
224 case ixgbe_sfp_type_da_cu_core0
:
225 case ixgbe_sfp_type_da_cu_core1
:
226 ecmd
->port
= PORT_DA
;
228 case ixgbe_sfp_type_sr
:
229 case ixgbe_sfp_type_lr
:
230 case ixgbe_sfp_type_srlr_core0
:
231 case ixgbe_sfp_type_srlr_core1
:
232 ecmd
->port
= PORT_FIBRE
;
234 case ixgbe_sfp_type_not_present
:
235 ecmd
->port
= PORT_NONE
;
237 case ixgbe_sfp_type_1g_cu_core0
:
238 case ixgbe_sfp_type_1g_cu_core1
:
239 ecmd
->port
= PORT_TP
;
240 ecmd
->supported
= SUPPORTED_TP
;
241 ecmd
->advertising
= (ADVERTISED_1000baseT_Full
|
244 case ixgbe_sfp_type_unknown
:
246 ecmd
->port
= PORT_OTHER
;
251 ecmd
->port
= PORT_NONE
;
253 case ixgbe_phy_unknown
:
254 case ixgbe_phy_generic
:
255 case ixgbe_phy_sfp_unsupported
:
257 ecmd
->port
= PORT_OTHER
;
261 hw
->mac
.ops
.check_link(hw
, &link_speed
, &link_up
, false);
263 ecmd
->speed
= (link_speed
== IXGBE_LINK_SPEED_10GB_FULL
) ?
264 SPEED_10000
: SPEED_1000
;
265 ecmd
->duplex
= DUPLEX_FULL
;
274 static int ixgbe_set_settings(struct net_device
*netdev
,
275 struct ethtool_cmd
*ecmd
)
277 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
278 struct ixgbe_hw
*hw
= &adapter
->hw
;
282 if ((hw
->phy
.media_type
== ixgbe_media_type_copper
) ||
283 (hw
->phy
.multispeed_fiber
)) {
284 /* 10000/copper and 1000/copper must autoneg
285 * this function does not support any duplex forcing, but can
286 * limit the advertising of the adapter to only 10000 or 1000 */
287 if (ecmd
->autoneg
== AUTONEG_DISABLE
)
290 old
= hw
->phy
.autoneg_advertised
;
292 if (ecmd
->advertising
& ADVERTISED_10000baseT_Full
)
293 advertised
|= IXGBE_LINK_SPEED_10GB_FULL
;
295 if (ecmd
->advertising
& ADVERTISED_1000baseT_Full
)
296 advertised
|= IXGBE_LINK_SPEED_1GB_FULL
;
298 if (old
== advertised
)
300 /* this sets the link speed and restarts auto-neg */
301 hw
->mac
.autotry_restart
= true;
302 err
= hw
->mac
.ops
.setup_link(hw
, advertised
, true, true);
304 e_info(probe
, "setup link failed with code %d\n", err
);
305 hw
->mac
.ops
.setup_link(hw
, old
, true, true);
308 /* in this case we currently only support 10Gb/FULL */
309 if ((ecmd
->autoneg
== AUTONEG_ENABLE
) ||
310 (ecmd
->advertising
!= ADVERTISED_10000baseT_Full
) ||
311 (ecmd
->speed
+ ecmd
->duplex
!= SPEED_10000
+ DUPLEX_FULL
))
318 static void ixgbe_get_pauseparam(struct net_device
*netdev
,
319 struct ethtool_pauseparam
*pause
)
321 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
322 struct ixgbe_hw
*hw
= &adapter
->hw
;
325 * Flow Control Autoneg isn't on if
326 * - we didn't ask for it OR
327 * - it failed, we know this by tx & rx being off
329 if (hw
->fc
.disable_fc_autoneg
||
330 (hw
->fc
.current_mode
== ixgbe_fc_none
))
336 if (hw
->fc
.current_mode
== ixgbe_fc_pfc
) {
342 if (hw
->fc
.current_mode
== ixgbe_fc_rx_pause
) {
344 } else if (hw
->fc
.current_mode
== ixgbe_fc_tx_pause
) {
346 } else if (hw
->fc
.current_mode
== ixgbe_fc_full
) {
352 static int ixgbe_set_pauseparam(struct net_device
*netdev
,
353 struct ethtool_pauseparam
*pause
)
355 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
356 struct ixgbe_hw
*hw
= &adapter
->hw
;
357 struct ixgbe_fc_info fc
;
360 if (adapter
->dcb_cfg
.pfc_mode_enable
||
361 ((hw
->mac
.type
== ixgbe_mac_82598EB
) &&
362 (adapter
->flags
& IXGBE_FLAG_DCB_ENABLED
)))
369 if (pause
->autoneg
!= AUTONEG_ENABLE
)
370 fc
.disable_fc_autoneg
= true;
372 fc
.disable_fc_autoneg
= false;
374 if ((pause
->rx_pause
&& pause
->tx_pause
) || pause
->autoneg
)
375 fc
.requested_mode
= ixgbe_fc_full
;
376 else if (pause
->rx_pause
&& !pause
->tx_pause
)
377 fc
.requested_mode
= ixgbe_fc_rx_pause
;
378 else if (!pause
->rx_pause
&& pause
->tx_pause
)
379 fc
.requested_mode
= ixgbe_fc_tx_pause
;
380 else if (!pause
->rx_pause
&& !pause
->tx_pause
)
381 fc
.requested_mode
= ixgbe_fc_none
;
386 adapter
->last_lfc_mode
= fc
.requested_mode
;
389 /* if the thing changed then we'll update and use new autoneg */
390 if (memcmp(&fc
, &hw
->fc
, sizeof(struct ixgbe_fc_info
))) {
392 if (netif_running(netdev
))
393 ixgbe_reinit_locked(adapter
);
395 ixgbe_reset(adapter
);
401 static u32
ixgbe_get_rx_csum(struct net_device
*netdev
)
403 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
404 return adapter
->flags
& IXGBE_FLAG_RX_CSUM_ENABLED
;
407 static int ixgbe_set_rx_csum(struct net_device
*netdev
, u32 data
)
409 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
411 adapter
->flags
|= IXGBE_FLAG_RX_CSUM_ENABLED
;
413 adapter
->flags
&= ~IXGBE_FLAG_RX_CSUM_ENABLED
;
418 static u32
ixgbe_get_tx_csum(struct net_device
*netdev
)
420 return (netdev
->features
& NETIF_F_IP_CSUM
) != 0;
423 static int ixgbe_set_tx_csum(struct net_device
*netdev
, u32 data
)
425 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
428 netdev
->features
|= (NETIF_F_IP_CSUM
| NETIF_F_IPV6_CSUM
);
429 if (adapter
->hw
.mac
.type
== ixgbe_mac_82599EB
)
430 netdev
->features
|= NETIF_F_SCTP_CSUM
;
432 netdev
->features
&= ~(NETIF_F_IP_CSUM
| NETIF_F_IPV6_CSUM
);
433 if (adapter
->hw
.mac
.type
== ixgbe_mac_82599EB
)
434 netdev
->features
&= ~NETIF_F_SCTP_CSUM
;
440 static int ixgbe_set_tso(struct net_device
*netdev
, u32 data
)
443 netdev
->features
|= NETIF_F_TSO
;
444 netdev
->features
|= NETIF_F_TSO6
;
446 netdev
->features
&= ~NETIF_F_TSO
;
447 netdev
->features
&= ~NETIF_F_TSO6
;
452 static u32
ixgbe_get_msglevel(struct net_device
*netdev
)
454 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
455 return adapter
->msg_enable
;
458 static void ixgbe_set_msglevel(struct net_device
*netdev
, u32 data
)
460 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
461 adapter
->msg_enable
= data
;
464 static int ixgbe_get_regs_len(struct net_device
*netdev
)
466 #define IXGBE_REGS_LEN 1128
467 return IXGBE_REGS_LEN
* sizeof(u32
);
470 #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_
472 static void ixgbe_get_regs(struct net_device
*netdev
,
473 struct ethtool_regs
*regs
, void *p
)
475 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
476 struct ixgbe_hw
*hw
= &adapter
->hw
;
480 memset(p
, 0, IXGBE_REGS_LEN
* sizeof(u32
));
482 regs
->version
= (1 << 24) | hw
->revision_id
<< 16 | hw
->device_id
;
484 /* General Registers */
485 regs_buff
[0] = IXGBE_READ_REG(hw
, IXGBE_CTRL
);
486 regs_buff
[1] = IXGBE_READ_REG(hw
, IXGBE_STATUS
);
487 regs_buff
[2] = IXGBE_READ_REG(hw
, IXGBE_CTRL_EXT
);
488 regs_buff
[3] = IXGBE_READ_REG(hw
, IXGBE_ESDP
);
489 regs_buff
[4] = IXGBE_READ_REG(hw
, IXGBE_EODSDP
);
490 regs_buff
[5] = IXGBE_READ_REG(hw
, IXGBE_LEDCTL
);
491 regs_buff
[6] = IXGBE_READ_REG(hw
, IXGBE_FRTIMER
);
492 regs_buff
[7] = IXGBE_READ_REG(hw
, IXGBE_TCPTIMER
);
495 regs_buff
[8] = IXGBE_READ_REG(hw
, IXGBE_EEC
);
496 regs_buff
[9] = IXGBE_READ_REG(hw
, IXGBE_EERD
);
497 regs_buff
[10] = IXGBE_READ_REG(hw
, IXGBE_FLA
);
498 regs_buff
[11] = IXGBE_READ_REG(hw
, IXGBE_EEMNGCTL
);
499 regs_buff
[12] = IXGBE_READ_REG(hw
, IXGBE_EEMNGDATA
);
500 regs_buff
[13] = IXGBE_READ_REG(hw
, IXGBE_FLMNGCTL
);
501 regs_buff
[14] = IXGBE_READ_REG(hw
, IXGBE_FLMNGDATA
);
502 regs_buff
[15] = IXGBE_READ_REG(hw
, IXGBE_FLMNGCNT
);
503 regs_buff
[16] = IXGBE_READ_REG(hw
, IXGBE_FLOP
);
504 regs_buff
[17] = IXGBE_READ_REG(hw
, IXGBE_GRC
);
507 /* don't read EICR because it can clear interrupt causes, instead
508 * read EICS which is a shadow but doesn't clear EICR */
509 regs_buff
[18] = IXGBE_READ_REG(hw
, IXGBE_EICS
);
510 regs_buff
[19] = IXGBE_READ_REG(hw
, IXGBE_EICS
);
511 regs_buff
[20] = IXGBE_READ_REG(hw
, IXGBE_EIMS
);
512 regs_buff
[21] = IXGBE_READ_REG(hw
, IXGBE_EIMC
);
513 regs_buff
[22] = IXGBE_READ_REG(hw
, IXGBE_EIAC
);
514 regs_buff
[23] = IXGBE_READ_REG(hw
, IXGBE_EIAM
);
515 regs_buff
[24] = IXGBE_READ_REG(hw
, IXGBE_EITR(0));
516 regs_buff
[25] = IXGBE_READ_REG(hw
, IXGBE_IVAR(0));
517 regs_buff
[26] = IXGBE_READ_REG(hw
, IXGBE_MSIXT
);
518 regs_buff
[27] = IXGBE_READ_REG(hw
, IXGBE_MSIXPBA
);
519 regs_buff
[28] = IXGBE_READ_REG(hw
, IXGBE_PBACL(0));
520 regs_buff
[29] = IXGBE_READ_REG(hw
, IXGBE_GPIE
);
523 regs_buff
[30] = IXGBE_READ_REG(hw
, IXGBE_PFCTOP
);
524 regs_buff
[31] = IXGBE_READ_REG(hw
, IXGBE_FCTTV(0));
525 regs_buff
[32] = IXGBE_READ_REG(hw
, IXGBE_FCTTV(1));
526 regs_buff
[33] = IXGBE_READ_REG(hw
, IXGBE_FCTTV(2));
527 regs_buff
[34] = IXGBE_READ_REG(hw
, IXGBE_FCTTV(3));
528 for (i
= 0; i
< 8; i
++) {
529 switch (hw
->mac
.type
) {
530 case ixgbe_mac_82598EB
:
531 regs_buff
[35 + i
] = IXGBE_READ_REG(hw
, IXGBE_FCRTL(i
));
532 regs_buff
[43 + i
] = IXGBE_READ_REG(hw
, IXGBE_FCRTH(i
));
534 case ixgbe_mac_82599EB
:
535 regs_buff
[35 + i
] = IXGBE_READ_REG(hw
, IXGBE_FCRTL_82599(i
));
536 regs_buff
[43 + i
] = IXGBE_READ_REG(hw
, IXGBE_FCRTH_82599(i
));
542 regs_buff
[51] = IXGBE_READ_REG(hw
, IXGBE_FCRTV
);
543 regs_buff
[52] = IXGBE_READ_REG(hw
, IXGBE_TFCS
);
546 for (i
= 0; i
< 64; i
++)
547 regs_buff
[53 + i
] = IXGBE_READ_REG(hw
, IXGBE_RDBAL(i
));
548 for (i
= 0; i
< 64; i
++)
549 regs_buff
[117 + i
] = IXGBE_READ_REG(hw
, IXGBE_RDBAH(i
));
550 for (i
= 0; i
< 64; i
++)
551 regs_buff
[181 + i
] = IXGBE_READ_REG(hw
, IXGBE_RDLEN(i
));
552 for (i
= 0; i
< 64; i
++)
553 regs_buff
[245 + i
] = IXGBE_READ_REG(hw
, IXGBE_RDH(i
));
554 for (i
= 0; i
< 64; i
++)
555 regs_buff
[309 + i
] = IXGBE_READ_REG(hw
, IXGBE_RDT(i
));
556 for (i
= 0; i
< 64; i
++)
557 regs_buff
[373 + i
] = IXGBE_READ_REG(hw
, IXGBE_RXDCTL(i
));
558 for (i
= 0; i
< 16; i
++)
559 regs_buff
[437 + i
] = IXGBE_READ_REG(hw
, IXGBE_SRRCTL(i
));
560 for (i
= 0; i
< 16; i
++)
561 regs_buff
[453 + i
] = IXGBE_READ_REG(hw
, IXGBE_DCA_RXCTRL(i
));
562 regs_buff
[469] = IXGBE_READ_REG(hw
, IXGBE_RDRXCTL
);
563 for (i
= 0; i
< 8; i
++)
564 regs_buff
[470 + i
] = IXGBE_READ_REG(hw
, IXGBE_RXPBSIZE(i
));
565 regs_buff
[478] = IXGBE_READ_REG(hw
, IXGBE_RXCTRL
);
566 regs_buff
[479] = IXGBE_READ_REG(hw
, IXGBE_DROPEN
);
569 regs_buff
[480] = IXGBE_READ_REG(hw
, IXGBE_RXCSUM
);
570 regs_buff
[481] = IXGBE_READ_REG(hw
, IXGBE_RFCTL
);
571 for (i
= 0; i
< 16; i
++)
572 regs_buff
[482 + i
] = IXGBE_READ_REG(hw
, IXGBE_RAL(i
));
573 for (i
= 0; i
< 16; i
++)
574 regs_buff
[498 + i
] = IXGBE_READ_REG(hw
, IXGBE_RAH(i
));
575 regs_buff
[514] = IXGBE_READ_REG(hw
, IXGBE_PSRTYPE(0));
576 regs_buff
[515] = IXGBE_READ_REG(hw
, IXGBE_FCTRL
);
577 regs_buff
[516] = IXGBE_READ_REG(hw
, IXGBE_VLNCTRL
);
578 regs_buff
[517] = IXGBE_READ_REG(hw
, IXGBE_MCSTCTRL
);
579 regs_buff
[518] = IXGBE_READ_REG(hw
, IXGBE_MRQC
);
580 regs_buff
[519] = IXGBE_READ_REG(hw
, IXGBE_VMD_CTL
);
581 for (i
= 0; i
< 8; i
++)
582 regs_buff
[520 + i
] = IXGBE_READ_REG(hw
, IXGBE_IMIR(i
));
583 for (i
= 0; i
< 8; i
++)
584 regs_buff
[528 + i
] = IXGBE_READ_REG(hw
, IXGBE_IMIREXT(i
));
585 regs_buff
[536] = IXGBE_READ_REG(hw
, IXGBE_IMIRVP
);
588 for (i
= 0; i
< 32; i
++)
589 regs_buff
[537 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDBAL(i
));
590 for (i
= 0; i
< 32; i
++)
591 regs_buff
[569 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDBAH(i
));
592 for (i
= 0; i
< 32; i
++)
593 regs_buff
[601 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDLEN(i
));
594 for (i
= 0; i
< 32; i
++)
595 regs_buff
[633 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDH(i
));
596 for (i
= 0; i
< 32; i
++)
597 regs_buff
[665 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDT(i
));
598 for (i
= 0; i
< 32; i
++)
599 regs_buff
[697 + i
] = IXGBE_READ_REG(hw
, IXGBE_TXDCTL(i
));
600 for (i
= 0; i
< 32; i
++)
601 regs_buff
[729 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDWBAL(i
));
602 for (i
= 0; i
< 32; i
++)
603 regs_buff
[761 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDWBAH(i
));
604 regs_buff
[793] = IXGBE_READ_REG(hw
, IXGBE_DTXCTL
);
605 for (i
= 0; i
< 16; i
++)
606 regs_buff
[794 + i
] = IXGBE_READ_REG(hw
, IXGBE_DCA_TXCTRL(i
));
607 regs_buff
[810] = IXGBE_READ_REG(hw
, IXGBE_TIPG
);
608 for (i
= 0; i
< 8; i
++)
609 regs_buff
[811 + i
] = IXGBE_READ_REG(hw
, IXGBE_TXPBSIZE(i
));
610 regs_buff
[819] = IXGBE_READ_REG(hw
, IXGBE_MNGTXMAP
);
613 regs_buff
[820] = IXGBE_READ_REG(hw
, IXGBE_WUC
);
614 regs_buff
[821] = IXGBE_READ_REG(hw
, IXGBE_WUFC
);
615 regs_buff
[822] = IXGBE_READ_REG(hw
, IXGBE_WUS
);
616 regs_buff
[823] = IXGBE_READ_REG(hw
, IXGBE_IPAV
);
617 regs_buff
[824] = IXGBE_READ_REG(hw
, IXGBE_IP4AT
);
618 regs_buff
[825] = IXGBE_READ_REG(hw
, IXGBE_IP6AT
);
619 regs_buff
[826] = IXGBE_READ_REG(hw
, IXGBE_WUPL
);
620 regs_buff
[827] = IXGBE_READ_REG(hw
, IXGBE_WUPM
);
621 regs_buff
[828] = IXGBE_READ_REG(hw
, IXGBE_FHFT(0));
623 regs_buff
[829] = IXGBE_READ_REG(hw
, IXGBE_RMCS
);
624 regs_buff
[830] = IXGBE_READ_REG(hw
, IXGBE_DPMCS
);
625 regs_buff
[831] = IXGBE_READ_REG(hw
, IXGBE_PDPMCS
);
626 regs_buff
[832] = IXGBE_READ_REG(hw
, IXGBE_RUPPBMR
);
627 for (i
= 0; i
< 8; i
++)
628 regs_buff
[833 + i
] = IXGBE_READ_REG(hw
, IXGBE_RT2CR(i
));
629 for (i
= 0; i
< 8; i
++)
630 regs_buff
[841 + i
] = IXGBE_READ_REG(hw
, IXGBE_RT2SR(i
));
631 for (i
= 0; i
< 8; i
++)
632 regs_buff
[849 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDTQ2TCCR(i
));
633 for (i
= 0; i
< 8; i
++)
634 regs_buff
[857 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDTQ2TCSR(i
));
635 for (i
= 0; i
< 8; i
++)
636 regs_buff
[865 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDPT2TCCR(i
));
637 for (i
= 0; i
< 8; i
++)
638 regs_buff
[873 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDPT2TCSR(i
));
641 regs_buff
[881] = IXGBE_GET_STAT(adapter
, crcerrs
);
642 regs_buff
[882] = IXGBE_GET_STAT(adapter
, illerrc
);
643 regs_buff
[883] = IXGBE_GET_STAT(adapter
, errbc
);
644 regs_buff
[884] = IXGBE_GET_STAT(adapter
, mspdc
);
645 for (i
= 0; i
< 8; i
++)
646 regs_buff
[885 + i
] = IXGBE_GET_STAT(adapter
, mpc
[i
]);
647 regs_buff
[893] = IXGBE_GET_STAT(adapter
, mlfc
);
648 regs_buff
[894] = IXGBE_GET_STAT(adapter
, mrfc
);
649 regs_buff
[895] = IXGBE_GET_STAT(adapter
, rlec
);
650 regs_buff
[896] = IXGBE_GET_STAT(adapter
, lxontxc
);
651 regs_buff
[897] = IXGBE_GET_STAT(adapter
, lxonrxc
);
652 regs_buff
[898] = IXGBE_GET_STAT(adapter
, lxofftxc
);
653 regs_buff
[899] = IXGBE_GET_STAT(adapter
, lxoffrxc
);
654 for (i
= 0; i
< 8; i
++)
655 regs_buff
[900 + i
] = IXGBE_GET_STAT(adapter
, pxontxc
[i
]);
656 for (i
= 0; i
< 8; i
++)
657 regs_buff
[908 + i
] = IXGBE_GET_STAT(adapter
, pxonrxc
[i
]);
658 for (i
= 0; i
< 8; i
++)
659 regs_buff
[916 + i
] = IXGBE_GET_STAT(adapter
, pxofftxc
[i
]);
660 for (i
= 0; i
< 8; i
++)
661 regs_buff
[924 + i
] = IXGBE_GET_STAT(adapter
, pxoffrxc
[i
]);
662 regs_buff
[932] = IXGBE_GET_STAT(adapter
, prc64
);
663 regs_buff
[933] = IXGBE_GET_STAT(adapter
, prc127
);
664 regs_buff
[934] = IXGBE_GET_STAT(adapter
, prc255
);
665 regs_buff
[935] = IXGBE_GET_STAT(adapter
, prc511
);
666 regs_buff
[936] = IXGBE_GET_STAT(adapter
, prc1023
);
667 regs_buff
[937] = IXGBE_GET_STAT(adapter
, prc1522
);
668 regs_buff
[938] = IXGBE_GET_STAT(adapter
, gprc
);
669 regs_buff
[939] = IXGBE_GET_STAT(adapter
, bprc
);
670 regs_buff
[940] = IXGBE_GET_STAT(adapter
, mprc
);
671 regs_buff
[941] = IXGBE_GET_STAT(adapter
, gptc
);
672 regs_buff
[942] = IXGBE_GET_STAT(adapter
, gorc
);
673 regs_buff
[944] = IXGBE_GET_STAT(adapter
, gotc
);
674 for (i
= 0; i
< 8; i
++)
675 regs_buff
[946 + i
] = IXGBE_GET_STAT(adapter
, rnbc
[i
]);
676 regs_buff
[954] = IXGBE_GET_STAT(adapter
, ruc
);
677 regs_buff
[955] = IXGBE_GET_STAT(adapter
, rfc
);
678 regs_buff
[956] = IXGBE_GET_STAT(adapter
, roc
);
679 regs_buff
[957] = IXGBE_GET_STAT(adapter
, rjc
);
680 regs_buff
[958] = IXGBE_GET_STAT(adapter
, mngprc
);
681 regs_buff
[959] = IXGBE_GET_STAT(adapter
, mngpdc
);
682 regs_buff
[960] = IXGBE_GET_STAT(adapter
, mngptc
);
683 regs_buff
[961] = IXGBE_GET_STAT(adapter
, tor
);
684 regs_buff
[963] = IXGBE_GET_STAT(adapter
, tpr
);
685 regs_buff
[964] = IXGBE_GET_STAT(adapter
, tpt
);
686 regs_buff
[965] = IXGBE_GET_STAT(adapter
, ptc64
);
687 regs_buff
[966] = IXGBE_GET_STAT(adapter
, ptc127
);
688 regs_buff
[967] = IXGBE_GET_STAT(adapter
, ptc255
);
689 regs_buff
[968] = IXGBE_GET_STAT(adapter
, ptc511
);
690 regs_buff
[969] = IXGBE_GET_STAT(adapter
, ptc1023
);
691 regs_buff
[970] = IXGBE_GET_STAT(adapter
, ptc1522
);
692 regs_buff
[971] = IXGBE_GET_STAT(adapter
, mptc
);
693 regs_buff
[972] = IXGBE_GET_STAT(adapter
, bptc
);
694 regs_buff
[973] = IXGBE_GET_STAT(adapter
, xec
);
695 for (i
= 0; i
< 16; i
++)
696 regs_buff
[974 + i
] = IXGBE_GET_STAT(adapter
, qprc
[i
]);
697 for (i
= 0; i
< 16; i
++)
698 regs_buff
[990 + i
] = IXGBE_GET_STAT(adapter
, qptc
[i
]);
699 for (i
= 0; i
< 16; i
++)
700 regs_buff
[1006 + i
] = IXGBE_GET_STAT(adapter
, qbrc
[i
]);
701 for (i
= 0; i
< 16; i
++)
702 regs_buff
[1022 + i
] = IXGBE_GET_STAT(adapter
, qbtc
[i
]);
705 regs_buff
[1038] = IXGBE_READ_REG(hw
, IXGBE_PCS1GCFIG
);
706 regs_buff
[1039] = IXGBE_READ_REG(hw
, IXGBE_PCS1GLCTL
);
707 regs_buff
[1040] = IXGBE_READ_REG(hw
, IXGBE_PCS1GLSTA
);
708 regs_buff
[1041] = IXGBE_READ_REG(hw
, IXGBE_PCS1GDBG0
);
709 regs_buff
[1042] = IXGBE_READ_REG(hw
, IXGBE_PCS1GDBG1
);
710 regs_buff
[1043] = IXGBE_READ_REG(hw
, IXGBE_PCS1GANA
);
711 regs_buff
[1044] = IXGBE_READ_REG(hw
, IXGBE_PCS1GANLP
);
712 regs_buff
[1045] = IXGBE_READ_REG(hw
, IXGBE_PCS1GANNP
);
713 regs_buff
[1046] = IXGBE_READ_REG(hw
, IXGBE_PCS1GANLPNP
);
714 regs_buff
[1047] = IXGBE_READ_REG(hw
, IXGBE_HLREG0
);
715 regs_buff
[1048] = IXGBE_READ_REG(hw
, IXGBE_HLREG1
);
716 regs_buff
[1049] = IXGBE_READ_REG(hw
, IXGBE_PAP
);
717 regs_buff
[1050] = IXGBE_READ_REG(hw
, IXGBE_MACA
);
718 regs_buff
[1051] = IXGBE_READ_REG(hw
, IXGBE_APAE
);
719 regs_buff
[1052] = IXGBE_READ_REG(hw
, IXGBE_ARD
);
720 regs_buff
[1053] = IXGBE_READ_REG(hw
, IXGBE_AIS
);
721 regs_buff
[1054] = IXGBE_READ_REG(hw
, IXGBE_MSCA
);
722 regs_buff
[1055] = IXGBE_READ_REG(hw
, IXGBE_MSRWD
);
723 regs_buff
[1056] = IXGBE_READ_REG(hw
, IXGBE_MLADD
);
724 regs_buff
[1057] = IXGBE_READ_REG(hw
, IXGBE_MHADD
);
725 regs_buff
[1058] = IXGBE_READ_REG(hw
, IXGBE_TREG
);
726 regs_buff
[1059] = IXGBE_READ_REG(hw
, IXGBE_PCSS1
);
727 regs_buff
[1060] = IXGBE_READ_REG(hw
, IXGBE_PCSS2
);
728 regs_buff
[1061] = IXGBE_READ_REG(hw
, IXGBE_XPCSS
);
729 regs_buff
[1062] = IXGBE_READ_REG(hw
, IXGBE_SERDESC
);
730 regs_buff
[1063] = IXGBE_READ_REG(hw
, IXGBE_MACS
);
731 regs_buff
[1064] = IXGBE_READ_REG(hw
, IXGBE_AUTOC
);
732 regs_buff
[1065] = IXGBE_READ_REG(hw
, IXGBE_LINKS
);
733 regs_buff
[1066] = IXGBE_READ_REG(hw
, IXGBE_AUTOC2
);
734 regs_buff
[1067] = IXGBE_READ_REG(hw
, IXGBE_AUTOC3
);
735 regs_buff
[1068] = IXGBE_READ_REG(hw
, IXGBE_ANLP1
);
736 regs_buff
[1069] = IXGBE_READ_REG(hw
, IXGBE_ANLP2
);
737 regs_buff
[1070] = IXGBE_READ_REG(hw
, IXGBE_ATLASCTL
);
740 regs_buff
[1071] = IXGBE_READ_REG(hw
, IXGBE_RDSTATCTL
);
741 for (i
= 0; i
< 8; i
++)
742 regs_buff
[1072 + i
] = IXGBE_READ_REG(hw
, IXGBE_RDSTAT(i
));
743 regs_buff
[1080] = IXGBE_READ_REG(hw
, IXGBE_RDHMPN
);
744 for (i
= 0; i
< 4; i
++)
745 regs_buff
[1081 + i
] = IXGBE_READ_REG(hw
, IXGBE_RIC_DW(i
));
746 regs_buff
[1085] = IXGBE_READ_REG(hw
, IXGBE_RDPROBE
);
747 regs_buff
[1086] = IXGBE_READ_REG(hw
, IXGBE_TDSTATCTL
);
748 for (i
= 0; i
< 8; i
++)
749 regs_buff
[1087 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDSTAT(i
));
750 regs_buff
[1095] = IXGBE_READ_REG(hw
, IXGBE_TDHMPN
);
751 for (i
= 0; i
< 4; i
++)
752 regs_buff
[1096 + i
] = IXGBE_READ_REG(hw
, IXGBE_TIC_DW(i
));
753 regs_buff
[1100] = IXGBE_READ_REG(hw
, IXGBE_TDPROBE
);
754 regs_buff
[1101] = IXGBE_READ_REG(hw
, IXGBE_TXBUFCTRL
);
755 regs_buff
[1102] = IXGBE_READ_REG(hw
, IXGBE_TXBUFDATA0
);
756 regs_buff
[1103] = IXGBE_READ_REG(hw
, IXGBE_TXBUFDATA1
);
757 regs_buff
[1104] = IXGBE_READ_REG(hw
, IXGBE_TXBUFDATA2
);
758 regs_buff
[1105] = IXGBE_READ_REG(hw
, IXGBE_TXBUFDATA3
);
759 regs_buff
[1106] = IXGBE_READ_REG(hw
, IXGBE_RXBUFCTRL
);
760 regs_buff
[1107] = IXGBE_READ_REG(hw
, IXGBE_RXBUFDATA0
);
761 regs_buff
[1108] = IXGBE_READ_REG(hw
, IXGBE_RXBUFDATA1
);
762 regs_buff
[1109] = IXGBE_READ_REG(hw
, IXGBE_RXBUFDATA2
);
763 regs_buff
[1110] = IXGBE_READ_REG(hw
, IXGBE_RXBUFDATA3
);
764 for (i
= 0; i
< 8; i
++)
765 regs_buff
[1111 + i
] = IXGBE_READ_REG(hw
, IXGBE_PCIE_DIAG(i
));
766 regs_buff
[1119] = IXGBE_READ_REG(hw
, IXGBE_RFVAL
);
767 regs_buff
[1120] = IXGBE_READ_REG(hw
, IXGBE_MDFTC1
);
768 regs_buff
[1121] = IXGBE_READ_REG(hw
, IXGBE_MDFTC2
);
769 regs_buff
[1122] = IXGBE_READ_REG(hw
, IXGBE_MDFTFIFO1
);
770 regs_buff
[1123] = IXGBE_READ_REG(hw
, IXGBE_MDFTFIFO2
);
771 regs_buff
[1124] = IXGBE_READ_REG(hw
, IXGBE_MDFTS
);
772 regs_buff
[1125] = IXGBE_READ_REG(hw
, IXGBE_PCIEECCCTL
);
773 regs_buff
[1126] = IXGBE_READ_REG(hw
, IXGBE_PBTXECC
);
774 regs_buff
[1127] = IXGBE_READ_REG(hw
, IXGBE_PBRXECC
);
777 static int ixgbe_get_eeprom_len(struct net_device
*netdev
)
779 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
780 return adapter
->hw
.eeprom
.word_size
* 2;
783 static int ixgbe_get_eeprom(struct net_device
*netdev
,
784 struct ethtool_eeprom
*eeprom
, u8
*bytes
)
786 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
787 struct ixgbe_hw
*hw
= &adapter
->hw
;
789 int first_word
, last_word
, eeprom_len
;
793 if (eeprom
->len
== 0)
796 eeprom
->magic
= hw
->vendor_id
| (hw
->device_id
<< 16);
798 first_word
= eeprom
->offset
>> 1;
799 last_word
= (eeprom
->offset
+ eeprom
->len
- 1) >> 1;
800 eeprom_len
= last_word
- first_word
+ 1;
802 eeprom_buff
= kmalloc(sizeof(u16
) * eeprom_len
, GFP_KERNEL
);
806 for (i
= 0; i
< eeprom_len
; i
++) {
807 if ((ret_val
= hw
->eeprom
.ops
.read(hw
, first_word
+ i
,
812 /* Device's eeprom is always little-endian, word addressable */
813 for (i
= 0; i
< eeprom_len
; i
++)
814 le16_to_cpus(&eeprom_buff
[i
]);
816 memcpy(bytes
, (u8
*)eeprom_buff
+ (eeprom
->offset
& 1), eeprom
->len
);
822 static void ixgbe_get_drvinfo(struct net_device
*netdev
,
823 struct ethtool_drvinfo
*drvinfo
)
825 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
826 char firmware_version
[32];
828 strncpy(drvinfo
->driver
, ixgbe_driver_name
, sizeof(drvinfo
->driver
));
829 strncpy(drvinfo
->version
, ixgbe_driver_version
,
830 sizeof(drvinfo
->version
));
832 snprintf(firmware_version
, sizeof(firmware_version
), "%d.%d-%d",
833 (adapter
->eeprom_version
& 0xF000) >> 12,
834 (adapter
->eeprom_version
& 0x0FF0) >> 4,
835 adapter
->eeprom_version
& 0x000F);
837 strncpy(drvinfo
->fw_version
, firmware_version
,
838 sizeof(drvinfo
->fw_version
));
839 strncpy(drvinfo
->bus_info
, pci_name(adapter
->pdev
),
840 sizeof(drvinfo
->bus_info
));
841 drvinfo
->n_stats
= IXGBE_STATS_LEN
;
842 drvinfo
->testinfo_len
= IXGBE_TEST_LEN
;
843 drvinfo
->regdump_len
= ixgbe_get_regs_len(netdev
);
846 static void ixgbe_get_ringparam(struct net_device
*netdev
,
847 struct ethtool_ringparam
*ring
)
849 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
850 struct ixgbe_ring
*tx_ring
= adapter
->tx_ring
[0];
851 struct ixgbe_ring
*rx_ring
= adapter
->rx_ring
[0];
853 ring
->rx_max_pending
= IXGBE_MAX_RXD
;
854 ring
->tx_max_pending
= IXGBE_MAX_TXD
;
855 ring
->rx_mini_max_pending
= 0;
856 ring
->rx_jumbo_max_pending
= 0;
857 ring
->rx_pending
= rx_ring
->count
;
858 ring
->tx_pending
= tx_ring
->count
;
859 ring
->rx_mini_pending
= 0;
860 ring
->rx_jumbo_pending
= 0;
863 static int ixgbe_set_ringparam(struct net_device
*netdev
,
864 struct ethtool_ringparam
*ring
)
866 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
867 struct ixgbe_ring
*temp_tx_ring
, *temp_rx_ring
;
869 u32 new_rx_count
, new_tx_count
;
870 bool need_update
= false;
872 if ((ring
->rx_mini_pending
) || (ring
->rx_jumbo_pending
))
875 new_rx_count
= max(ring
->rx_pending
, (u32
)IXGBE_MIN_RXD
);
876 new_rx_count
= min(new_rx_count
, (u32
)IXGBE_MAX_RXD
);
877 new_rx_count
= ALIGN(new_rx_count
, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE
);
879 new_tx_count
= max(ring
->tx_pending
, (u32
)IXGBE_MIN_TXD
);
880 new_tx_count
= min(new_tx_count
, (u32
)IXGBE_MAX_TXD
);
881 new_tx_count
= ALIGN(new_tx_count
, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE
);
883 if ((new_tx_count
== adapter
->tx_ring
[0]->count
) &&
884 (new_rx_count
== adapter
->rx_ring
[0]->count
)) {
889 while (test_and_set_bit(__IXGBE_RESETTING
, &adapter
->state
))
892 if (!netif_running(adapter
->netdev
)) {
893 for (i
= 0; i
< adapter
->num_tx_queues
; i
++)
894 adapter
->tx_ring
[i
]->count
= new_tx_count
;
895 for (i
= 0; i
< adapter
->num_rx_queues
; i
++)
896 adapter
->rx_ring
[i
]->count
= new_rx_count
;
897 adapter
->tx_ring_count
= new_tx_count
;
898 adapter
->rx_ring_count
= new_rx_count
;
902 temp_tx_ring
= vmalloc(adapter
->num_tx_queues
* sizeof(struct ixgbe_ring
));
908 if (new_tx_count
!= adapter
->tx_ring_count
) {
909 for (i
= 0; i
< adapter
->num_tx_queues
; i
++) {
910 memcpy(&temp_tx_ring
[i
], adapter
->tx_ring
[i
],
911 sizeof(struct ixgbe_ring
));
912 temp_tx_ring
[i
].count
= new_tx_count
;
913 err
= ixgbe_setup_tx_resources(&temp_tx_ring
[i
]);
917 ixgbe_free_tx_resources(&temp_tx_ring
[i
]);
925 temp_rx_ring
= vmalloc(adapter
->num_rx_queues
* sizeof(struct ixgbe_ring
));
931 if (new_rx_count
!= adapter
->rx_ring_count
) {
932 for (i
= 0; i
< adapter
->num_rx_queues
; i
++) {
933 memcpy(&temp_rx_ring
[i
], adapter
->rx_ring
[i
],
934 sizeof(struct ixgbe_ring
));
935 temp_rx_ring
[i
].count
= new_rx_count
;
936 err
= ixgbe_setup_rx_resources(&temp_rx_ring
[i
]);
940 ixgbe_free_rx_resources(&temp_rx_ring
[i
]);
948 /* if rings need to be updated, here's the place to do it in one shot */
953 if (new_tx_count
!= adapter
->tx_ring_count
) {
954 for (i
= 0; i
< adapter
->num_tx_queues
; i
++) {
955 ixgbe_free_tx_resources(adapter
->tx_ring
[i
]);
956 memcpy(adapter
->tx_ring
[i
], &temp_tx_ring
[i
],
957 sizeof(struct ixgbe_ring
));
959 adapter
->tx_ring_count
= new_tx_count
;
963 if (new_rx_count
!= adapter
->rx_ring_count
) {
964 for (i
= 0; i
< adapter
->num_rx_queues
; i
++) {
965 ixgbe_free_rx_resources(adapter
->rx_ring
[i
]);
966 memcpy(adapter
->rx_ring
[i
], &temp_rx_ring
[i
],
967 sizeof(struct ixgbe_ring
));
969 adapter
->rx_ring_count
= new_rx_count
;
978 clear_bit(__IXGBE_RESETTING
, &adapter
->state
);
982 static int ixgbe_get_sset_count(struct net_device
*netdev
, int sset
)
986 return IXGBE_TEST_LEN
;
988 return IXGBE_STATS_LEN
;
989 case ETH_SS_NTUPLE_FILTERS
:
990 return ETHTOOL_MAX_NTUPLE_LIST_ENTRY
*
991 ETHTOOL_MAX_NTUPLE_STRING_PER_ENTRY
;
997 static void ixgbe_get_ethtool_stats(struct net_device
*netdev
,
998 struct ethtool_stats
*stats
, u64
*data
)
1000 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
1001 struct rtnl_link_stats64 temp
;
1002 const struct rtnl_link_stats64
*net_stats
;
1004 struct ixgbe_ring
*ring
;
1008 ixgbe_update_stats(adapter
);
1009 net_stats
= dev_get_stats(netdev
, &temp
);
1010 for (i
= 0; i
< IXGBE_GLOBAL_STATS_LEN
; i
++) {
1011 switch (ixgbe_gstrings_stats
[i
].type
) {
1013 p
= (char *) net_stats
+
1014 ixgbe_gstrings_stats
[i
].stat_offset
;
1017 p
= (char *) adapter
+
1018 ixgbe_gstrings_stats
[i
].stat_offset
;
1022 data
[i
] = (ixgbe_gstrings_stats
[i
].sizeof_stat
==
1023 sizeof(u64
)) ? *(u64
*)p
: *(u32
*)p
;
1025 for (j
= 0; j
< adapter
->num_tx_queues
; j
++) {
1026 ring
= adapter
->tx_ring
[j
];
1028 start
= u64_stats_fetch_begin_bh(&ring
->syncp
);
1029 data
[i
] = ring
->stats
.packets
;
1030 data
[i
+1] = ring
->stats
.bytes
;
1031 } while (u64_stats_fetch_retry_bh(&ring
->syncp
, start
));
1034 for (j
= 0; j
< adapter
->num_rx_queues
; j
++) {
1035 ring
= adapter
->rx_ring
[j
];
1037 start
= u64_stats_fetch_begin_bh(&ring
->syncp
);
1038 data
[i
] = ring
->stats
.packets
;
1039 data
[i
+1] = ring
->stats
.bytes
;
1040 } while (u64_stats_fetch_retry_bh(&ring
->syncp
, start
));
1043 if (adapter
->flags
& IXGBE_FLAG_DCB_ENABLED
) {
1044 for (j
= 0; j
< MAX_TX_PACKET_BUFFERS
; j
++) {
1045 data
[i
++] = adapter
->stats
.pxontxc
[j
];
1046 data
[i
++] = adapter
->stats
.pxofftxc
[j
];
1048 for (j
= 0; j
< MAX_RX_PACKET_BUFFERS
; j
++) {
1049 data
[i
++] = adapter
->stats
.pxonrxc
[j
];
1050 data
[i
++] = adapter
->stats
.pxoffrxc
[j
];
1055 static void ixgbe_get_strings(struct net_device
*netdev
, u32 stringset
,
1058 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
1059 char *p
= (char *)data
;
1062 switch (stringset
) {
1064 memcpy(data
, *ixgbe_gstrings_test
,
1065 IXGBE_TEST_LEN
* ETH_GSTRING_LEN
);
1068 for (i
= 0; i
< IXGBE_GLOBAL_STATS_LEN
; i
++) {
1069 memcpy(p
, ixgbe_gstrings_stats
[i
].stat_string
,
1071 p
+= ETH_GSTRING_LEN
;
1073 for (i
= 0; i
< adapter
->num_tx_queues
; i
++) {
1074 sprintf(p
, "tx_queue_%u_packets", i
);
1075 p
+= ETH_GSTRING_LEN
;
1076 sprintf(p
, "tx_queue_%u_bytes", i
);
1077 p
+= ETH_GSTRING_LEN
;
1079 for (i
= 0; i
< adapter
->num_rx_queues
; i
++) {
1080 sprintf(p
, "rx_queue_%u_packets", i
);
1081 p
+= ETH_GSTRING_LEN
;
1082 sprintf(p
, "rx_queue_%u_bytes", i
);
1083 p
+= ETH_GSTRING_LEN
;
1085 if (adapter
->flags
& IXGBE_FLAG_DCB_ENABLED
) {
1086 for (i
= 0; i
< MAX_TX_PACKET_BUFFERS
; i
++) {
1087 sprintf(p
, "tx_pb_%u_pxon", i
);
1088 p
+= ETH_GSTRING_LEN
;
1089 sprintf(p
, "tx_pb_%u_pxoff", i
);
1090 p
+= ETH_GSTRING_LEN
;
1092 for (i
= 0; i
< MAX_RX_PACKET_BUFFERS
; i
++) {
1093 sprintf(p
, "rx_pb_%u_pxon", i
);
1094 p
+= ETH_GSTRING_LEN
;
1095 sprintf(p
, "rx_pb_%u_pxoff", i
);
1096 p
+= ETH_GSTRING_LEN
;
1099 /* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */
1104 static int ixgbe_link_test(struct ixgbe_adapter
*adapter
, u64
*data
)
1106 struct ixgbe_hw
*hw
= &adapter
->hw
;
1111 hw
->mac
.ops
.check_link(hw
, &link_speed
, &link_up
, true);
1119 /* ethtool register test data */
1120 struct ixgbe_reg_test
{
1128 /* In the hardware, registers are laid out either singly, in arrays
1129 * spaced 0x40 bytes apart, or in contiguous tables. We assume
1130 * most tests take place on arrays or single registers (handled
1131 * as a single-element array) and special-case the tables.
1132 * Table tests are always pattern tests.
1134 * We also make provision for some required setup steps by specifying
1135 * registers to be written without any read-back testing.
1138 #define PATTERN_TEST 1
1139 #define SET_READ_TEST 2
1140 #define WRITE_NO_TEST 3
1141 #define TABLE32_TEST 4
1142 #define TABLE64_TEST_LO 5
1143 #define TABLE64_TEST_HI 6
1145 /* default 82599 register test */
1146 static struct ixgbe_reg_test reg_test_82599
[] = {
1147 { IXGBE_FCRTL_82599(0), 1, PATTERN_TEST
, 0x8007FFF0, 0x8007FFF0 },
1148 { IXGBE_FCRTH_82599(0), 1, PATTERN_TEST
, 0x8007FFF0, 0x8007FFF0 },
1149 { IXGBE_PFCTOP
, 1, PATTERN_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1150 { IXGBE_VLNCTRL
, 1, PATTERN_TEST
, 0x00000000, 0x00000000 },
1151 { IXGBE_RDBAL(0), 4, PATTERN_TEST
, 0xFFFFFF80, 0xFFFFFF80 },
1152 { IXGBE_RDBAH(0), 4, PATTERN_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1153 { IXGBE_RDLEN(0), 4, PATTERN_TEST
, 0x000FFF80, 0x000FFFFF },
1154 { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST
, 0, IXGBE_RXDCTL_ENABLE
},
1155 { IXGBE_RDT(0), 4, PATTERN_TEST
, 0x0000FFFF, 0x0000FFFF },
1156 { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST
, 0, 0 },
1157 { IXGBE_FCRTH(0), 1, PATTERN_TEST
, 0x8007FFF0, 0x8007FFF0 },
1158 { IXGBE_FCTTV(0), 1, PATTERN_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1159 { IXGBE_TDBAL(0), 4, PATTERN_TEST
, 0xFFFFFF80, 0xFFFFFFFF },
1160 { IXGBE_TDBAH(0), 4, PATTERN_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1161 { IXGBE_TDLEN(0), 4, PATTERN_TEST
, 0x000FFF80, 0x000FFF80 },
1162 { IXGBE_RXCTRL
, 1, SET_READ_TEST
, 0x00000001, 0x00000001 },
1163 { IXGBE_RAL(0), 16, TABLE64_TEST_LO
, 0xFFFFFFFF, 0xFFFFFFFF },
1164 { IXGBE_RAL(0), 16, TABLE64_TEST_HI
, 0x8001FFFF, 0x800CFFFF },
1165 { IXGBE_MTA(0), 128, TABLE32_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1169 /* default 82598 register test */
1170 static struct ixgbe_reg_test reg_test_82598
[] = {
1171 { IXGBE_FCRTL(0), 1, PATTERN_TEST
, 0x8007FFF0, 0x8007FFF0 },
1172 { IXGBE_FCRTH(0), 1, PATTERN_TEST
, 0x8007FFF0, 0x8007FFF0 },
1173 { IXGBE_PFCTOP
, 1, PATTERN_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1174 { IXGBE_VLNCTRL
, 1, PATTERN_TEST
, 0x00000000, 0x00000000 },
1175 { IXGBE_RDBAL(0), 4, PATTERN_TEST
, 0xFFFFFF80, 0xFFFFFFFF },
1176 { IXGBE_RDBAH(0), 4, PATTERN_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1177 { IXGBE_RDLEN(0), 4, PATTERN_TEST
, 0x000FFF80, 0x000FFFFF },
1178 /* Enable all four RX queues before testing. */
1179 { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST
, 0, IXGBE_RXDCTL_ENABLE
},
1180 /* RDH is read-only for 82598, only test RDT. */
1181 { IXGBE_RDT(0), 4, PATTERN_TEST
, 0x0000FFFF, 0x0000FFFF },
1182 { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST
, 0, 0 },
1183 { IXGBE_FCRTH(0), 1, PATTERN_TEST
, 0x8007FFF0, 0x8007FFF0 },
1184 { IXGBE_FCTTV(0), 1, PATTERN_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1185 { IXGBE_TIPG
, 1, PATTERN_TEST
, 0x000000FF, 0x000000FF },
1186 { IXGBE_TDBAL(0), 4, PATTERN_TEST
, 0xFFFFFF80, 0xFFFFFFFF },
1187 { IXGBE_TDBAH(0), 4, PATTERN_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1188 { IXGBE_TDLEN(0), 4, PATTERN_TEST
, 0x000FFF80, 0x000FFFFF },
1189 { IXGBE_RXCTRL
, 1, SET_READ_TEST
, 0x00000003, 0x00000003 },
1190 { IXGBE_DTXCTL
, 1, SET_READ_TEST
, 0x00000005, 0x00000005 },
1191 { IXGBE_RAL(0), 16, TABLE64_TEST_LO
, 0xFFFFFFFF, 0xFFFFFFFF },
1192 { IXGBE_RAL(0), 16, TABLE64_TEST_HI
, 0x800CFFFF, 0x800CFFFF },
1193 { IXGBE_MTA(0), 128, TABLE32_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1197 #define REG_PATTERN_TEST(R, M, W) \
1199 u32 pat, val, before; \
1200 const u32 _test[] = {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; \
1201 for (pat = 0; pat < ARRAY_SIZE(_test); pat++) { \
1202 before = readl(adapter->hw.hw_addr + R); \
1203 writel((_test[pat] & W), (adapter->hw.hw_addr + R)); \
1204 val = readl(adapter->hw.hw_addr + R); \
1205 if (val != (_test[pat] & W & M)) { \
1206 e_err(drv, "pattern test reg %04X failed: got " \
1207 "0x%08X expected 0x%08X\n", \
1208 R, val, (_test[pat] & W & M)); \
1210 writel(before, adapter->hw.hw_addr + R); \
1213 writel(before, adapter->hw.hw_addr + R); \
1217 #define REG_SET_AND_CHECK(R, M, W) \
1220 before = readl(adapter->hw.hw_addr + R); \
1221 writel((W & M), (adapter->hw.hw_addr + R)); \
1222 val = readl(adapter->hw.hw_addr + R); \
1223 if ((W & M) != (val & M)) { \
1224 e_err(drv, "set/check reg %04X test failed: got 0x%08X " \
1225 "expected 0x%08X\n", R, (val & M), (W & M)); \
1227 writel(before, (adapter->hw.hw_addr + R)); \
1230 writel(before, (adapter->hw.hw_addr + R)); \
1233 static int ixgbe_reg_test(struct ixgbe_adapter
*adapter
, u64
*data
)
1235 struct ixgbe_reg_test
*test
;
1236 u32 value
, before
, after
;
1239 switch (adapter
->hw
.mac
.type
) {
1240 case ixgbe_mac_82598EB
:
1241 toggle
= 0x7FFFF3FF;
1242 test
= reg_test_82598
;
1244 case ixgbe_mac_82599EB
:
1245 toggle
= 0x7FFFF30F;
1246 test
= reg_test_82599
;
1255 * Because the status register is such a special case,
1256 * we handle it separately from the rest of the register
1257 * tests. Some bits are read-only, some toggle, and some
1258 * are writeable on newer MACs.
1260 before
= IXGBE_READ_REG(&adapter
->hw
, IXGBE_STATUS
);
1261 value
= (IXGBE_READ_REG(&adapter
->hw
, IXGBE_STATUS
) & toggle
);
1262 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_STATUS
, toggle
);
1263 after
= IXGBE_READ_REG(&adapter
->hw
, IXGBE_STATUS
) & toggle
;
1264 if (value
!= after
) {
1265 e_err(drv
, "failed STATUS register test got: 0x%08X "
1266 "expected: 0x%08X\n", after
, value
);
1270 /* restore previous status */
1271 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_STATUS
, before
);
1274 * Perform the remainder of the register test, looping through
1275 * the test table until we either fail or reach the null entry.
1278 for (i
= 0; i
< test
->array_len
; i
++) {
1279 switch (test
->test_type
) {
1281 REG_PATTERN_TEST(test
->reg
+ (i
* 0x40),
1286 REG_SET_AND_CHECK(test
->reg
+ (i
* 0x40),
1292 (adapter
->hw
.hw_addr
+ test
->reg
)
1296 REG_PATTERN_TEST(test
->reg
+ (i
* 4),
1300 case TABLE64_TEST_LO
:
1301 REG_PATTERN_TEST(test
->reg
+ (i
* 8),
1305 case TABLE64_TEST_HI
:
1306 REG_PATTERN_TEST((test
->reg
+ 4) + (i
* 8),
1319 static int ixgbe_eeprom_test(struct ixgbe_adapter
*adapter
, u64
*data
)
1321 struct ixgbe_hw
*hw
= &adapter
->hw
;
1322 if (hw
->eeprom
.ops
.validate_checksum(hw
, NULL
))
1329 static irqreturn_t
ixgbe_test_intr(int irq
, void *data
)
1331 struct net_device
*netdev
= (struct net_device
*) data
;
1332 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
1334 adapter
->test_icr
|= IXGBE_READ_REG(&adapter
->hw
, IXGBE_EICR
);
1339 static int ixgbe_intr_test(struct ixgbe_adapter
*adapter
, u64
*data
)
1341 struct net_device
*netdev
= adapter
->netdev
;
1342 u32 mask
, i
= 0, shared_int
= true;
1343 u32 irq
= adapter
->pdev
->irq
;
1347 /* Hook up test interrupt handler just for this test */
1348 if (adapter
->msix_entries
) {
1349 /* NOTE: we don't test MSI-X interrupts here, yet */
1351 } else if (adapter
->flags
& IXGBE_FLAG_MSI_ENABLED
) {
1353 if (request_irq(irq
, ixgbe_test_intr
, 0, netdev
->name
,
1358 } else if (!request_irq(irq
, ixgbe_test_intr
, IRQF_PROBE_SHARED
,
1359 netdev
->name
, netdev
)) {
1361 } else if (request_irq(irq
, ixgbe_test_intr
, IRQF_SHARED
,
1362 netdev
->name
, netdev
)) {
1366 e_info(hw
, "testing %s interrupt\n", shared_int
?
1367 "shared" : "unshared");
1369 /* Disable all the interrupts */
1370 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_EIMC
, 0xFFFFFFFF);
1373 /* Test each interrupt */
1374 for (; i
< 10; i
++) {
1375 /* Interrupt to test */
1380 * Disable the interrupts to be reported in
1381 * the cause register and then force the same
1382 * interrupt and see if one gets posted. If
1383 * an interrupt was posted to the bus, the
1386 adapter
->test_icr
= 0;
1387 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_EIMC
,
1388 ~mask
& 0x00007FFF);
1389 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_EICS
,
1390 ~mask
& 0x00007FFF);
1393 if (adapter
->test_icr
& mask
) {
1400 * Enable the interrupt to be reported in the cause
1401 * register and then force the same interrupt and see
1402 * if one gets posted. If an interrupt was not posted
1403 * to the bus, the test failed.
1405 adapter
->test_icr
= 0;
1406 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_EIMS
, mask
);
1407 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_EICS
, mask
);
1410 if (!(adapter
->test_icr
&mask
)) {
1417 * Disable the other interrupts to be reported in
1418 * the cause register and then force the other
1419 * interrupts and see if any get posted. If
1420 * an interrupt was posted to the bus, the
1423 adapter
->test_icr
= 0;
1424 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_EIMC
,
1425 ~mask
& 0x00007FFF);
1426 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_EICS
,
1427 ~mask
& 0x00007FFF);
1430 if (adapter
->test_icr
) {
1437 /* Disable all the interrupts */
1438 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_EIMC
, 0xFFFFFFFF);
1441 /* Unhook test interrupt handler */
1442 free_irq(irq
, netdev
);
1447 static void ixgbe_free_desc_rings(struct ixgbe_adapter
*adapter
)
1449 struct ixgbe_ring
*tx_ring
= &adapter
->test_tx_ring
;
1450 struct ixgbe_ring
*rx_ring
= &adapter
->test_rx_ring
;
1451 struct ixgbe_hw
*hw
= &adapter
->hw
;
1454 /* shut down the DMA engines now so they can be reinitialized later */
1457 reg_ctl
= IXGBE_READ_REG(hw
, IXGBE_RXCTRL
);
1458 reg_ctl
&= ~IXGBE_RXCTRL_RXEN
;
1459 IXGBE_WRITE_REG(hw
, IXGBE_RXCTRL
, reg_ctl
);
1460 reg_ctl
= IXGBE_READ_REG(hw
, IXGBE_RXDCTL(rx_ring
->reg_idx
));
1461 reg_ctl
&= ~IXGBE_RXDCTL_ENABLE
;
1462 IXGBE_WRITE_REG(hw
, IXGBE_RXDCTL(rx_ring
->reg_idx
), reg_ctl
);
1465 reg_ctl
= IXGBE_READ_REG(hw
, IXGBE_TXDCTL(tx_ring
->reg_idx
));
1466 reg_ctl
&= ~IXGBE_TXDCTL_ENABLE
;
1467 IXGBE_WRITE_REG(hw
, IXGBE_TXDCTL(tx_ring
->reg_idx
), reg_ctl
);
1469 switch (hw
->mac
.type
) {
1470 case ixgbe_mac_82599EB
:
1471 reg_ctl
= IXGBE_READ_REG(hw
, IXGBE_DMATXCTL
);
1472 reg_ctl
&= ~IXGBE_DMATXCTL_TE
;
1473 IXGBE_WRITE_REG(hw
, IXGBE_DMATXCTL
, reg_ctl
);
1479 ixgbe_reset(adapter
);
1481 ixgbe_free_tx_resources(&adapter
->test_tx_ring
);
1482 ixgbe_free_rx_resources(&adapter
->test_rx_ring
);
1485 static int ixgbe_setup_desc_rings(struct ixgbe_adapter
*adapter
)
1487 struct ixgbe_ring
*tx_ring
= &adapter
->test_tx_ring
;
1488 struct ixgbe_ring
*rx_ring
= &adapter
->test_rx_ring
;
1493 /* Setup Tx descriptor ring and Tx buffers */
1494 tx_ring
->count
= IXGBE_DEFAULT_TXD
;
1495 tx_ring
->queue_index
= 0;
1496 tx_ring
->dev
= &adapter
->pdev
->dev
;
1497 tx_ring
->netdev
= adapter
->netdev
;
1498 tx_ring
->reg_idx
= adapter
->tx_ring
[0]->reg_idx
;
1499 tx_ring
->numa_node
= adapter
->node
;
1501 err
= ixgbe_setup_tx_resources(tx_ring
);
1505 switch (adapter
->hw
.mac
.type
) {
1506 case ixgbe_mac_82599EB
:
1507 reg_data
= IXGBE_READ_REG(&adapter
->hw
, IXGBE_DMATXCTL
);
1508 reg_data
|= IXGBE_DMATXCTL_TE
;
1509 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_DMATXCTL
, reg_data
);
1515 ixgbe_configure_tx_ring(adapter
, tx_ring
);
1517 /* Setup Rx Descriptor ring and Rx buffers */
1518 rx_ring
->count
= IXGBE_DEFAULT_RXD
;
1519 rx_ring
->queue_index
= 0;
1520 rx_ring
->dev
= &adapter
->pdev
->dev
;
1521 rx_ring
->netdev
= adapter
->netdev
;
1522 rx_ring
->reg_idx
= adapter
->rx_ring
[0]->reg_idx
;
1523 rx_ring
->rx_buf_len
= IXGBE_RXBUFFER_2048
;
1524 rx_ring
->numa_node
= adapter
->node
;
1526 err
= ixgbe_setup_rx_resources(rx_ring
);
1532 rctl
= IXGBE_READ_REG(&adapter
->hw
, IXGBE_RXCTRL
);
1533 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_RXCTRL
, rctl
& ~IXGBE_RXCTRL_RXEN
);
1535 ixgbe_configure_rx_ring(adapter
, rx_ring
);
1537 rctl
|= IXGBE_RXCTRL_RXEN
| IXGBE_RXCTRL_DMBYPS
;
1538 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_RXCTRL
, rctl
);
1543 ixgbe_free_desc_rings(adapter
);
1547 static int ixgbe_setup_loopback_test(struct ixgbe_adapter
*adapter
)
1549 struct ixgbe_hw
*hw
= &adapter
->hw
;
1552 /* right now we only support MAC loopback in the driver */
1553 reg_data
= IXGBE_READ_REG(&adapter
->hw
, IXGBE_HLREG0
);
1554 /* Setup MAC loopback */
1555 reg_data
|= IXGBE_HLREG0_LPBK
;
1556 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_HLREG0
, reg_data
);
1558 reg_data
= IXGBE_READ_REG(&adapter
->hw
, IXGBE_FCTRL
);
1559 reg_data
|= IXGBE_FCTRL_BAM
| IXGBE_FCTRL_SBP
| IXGBE_FCTRL_MPE
;
1560 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_FCTRL
, reg_data
);
1562 reg_data
= IXGBE_READ_REG(&adapter
->hw
, IXGBE_AUTOC
);
1563 reg_data
&= ~IXGBE_AUTOC_LMS_MASK
;
1564 reg_data
|= IXGBE_AUTOC_LMS_10G_LINK_NO_AN
| IXGBE_AUTOC_FLU
;
1565 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_AUTOC
, reg_data
);
1566 IXGBE_WRITE_FLUSH(&adapter
->hw
);
1569 /* Disable Atlas Tx lanes; re-enabled in reset path */
1570 if (hw
->mac
.type
== ixgbe_mac_82598EB
) {
1573 hw
->mac
.ops
.read_analog_reg8(hw
, IXGBE_ATLAS_PDN_LPBK
, &atlas
);
1574 atlas
|= IXGBE_ATLAS_PDN_TX_REG_EN
;
1575 hw
->mac
.ops
.write_analog_reg8(hw
, IXGBE_ATLAS_PDN_LPBK
, atlas
);
1577 hw
->mac
.ops
.read_analog_reg8(hw
, IXGBE_ATLAS_PDN_10G
, &atlas
);
1578 atlas
|= IXGBE_ATLAS_PDN_TX_10G_QL_ALL
;
1579 hw
->mac
.ops
.write_analog_reg8(hw
, IXGBE_ATLAS_PDN_10G
, atlas
);
1581 hw
->mac
.ops
.read_analog_reg8(hw
, IXGBE_ATLAS_PDN_1G
, &atlas
);
1582 atlas
|= IXGBE_ATLAS_PDN_TX_1G_QL_ALL
;
1583 hw
->mac
.ops
.write_analog_reg8(hw
, IXGBE_ATLAS_PDN_1G
, atlas
);
1585 hw
->mac
.ops
.read_analog_reg8(hw
, IXGBE_ATLAS_PDN_AN
, &atlas
);
1586 atlas
|= IXGBE_ATLAS_PDN_TX_AN_QL_ALL
;
1587 hw
->mac
.ops
.write_analog_reg8(hw
, IXGBE_ATLAS_PDN_AN
, atlas
);
1593 static void ixgbe_loopback_cleanup(struct ixgbe_adapter
*adapter
)
1597 reg_data
= IXGBE_READ_REG(&adapter
->hw
, IXGBE_HLREG0
);
1598 reg_data
&= ~IXGBE_HLREG0_LPBK
;
1599 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_HLREG0
, reg_data
);
1602 static void ixgbe_create_lbtest_frame(struct sk_buff
*skb
,
1603 unsigned int frame_size
)
1605 memset(skb
->data
, 0xFF, frame_size
);
1607 memset(&skb
->data
[frame_size
/ 2], 0xAA, frame_size
/ 2 - 1);
1608 memset(&skb
->data
[frame_size
/ 2 + 10], 0xBE, 1);
1609 memset(&skb
->data
[frame_size
/ 2 + 12], 0xAF, 1);
1612 static int ixgbe_check_lbtest_frame(struct sk_buff
*skb
,
1613 unsigned int frame_size
)
1616 if (*(skb
->data
+ 3) == 0xFF) {
1617 if ((*(skb
->data
+ frame_size
/ 2 + 10) == 0xBE) &&
1618 (*(skb
->data
+ frame_size
/ 2 + 12) == 0xAF)) {
1625 static u16
ixgbe_clean_test_rings(struct ixgbe_ring
*rx_ring
,
1626 struct ixgbe_ring
*tx_ring
,
1629 union ixgbe_adv_rx_desc
*rx_desc
;
1630 struct ixgbe_rx_buffer
*rx_buffer_info
;
1631 struct ixgbe_tx_buffer
*tx_buffer_info
;
1632 const int bufsz
= rx_ring
->rx_buf_len
;
1634 u16 rx_ntc
, tx_ntc
, count
= 0;
1636 /* initialize next to clean and descriptor values */
1637 rx_ntc
= rx_ring
->next_to_clean
;
1638 tx_ntc
= tx_ring
->next_to_clean
;
1639 rx_desc
= IXGBE_RX_DESC_ADV(rx_ring
, rx_ntc
);
1640 staterr
= le32_to_cpu(rx_desc
->wb
.upper
.status_error
);
1642 while (staterr
& IXGBE_RXD_STAT_DD
) {
1643 /* check Rx buffer */
1644 rx_buffer_info
= &rx_ring
->rx_buffer_info
[rx_ntc
];
1646 /* unmap Rx buffer, will be remapped by alloc_rx_buffers */
1647 dma_unmap_single(rx_ring
->dev
,
1648 rx_buffer_info
->dma
,
1651 rx_buffer_info
->dma
= 0;
1653 /* verify contents of skb */
1654 if (!ixgbe_check_lbtest_frame(rx_buffer_info
->skb
, size
))
1657 /* unmap buffer on Tx side */
1658 tx_buffer_info
= &tx_ring
->tx_buffer_info
[tx_ntc
];
1659 ixgbe_unmap_and_free_tx_resource(tx_ring
, tx_buffer_info
);
1661 /* increment Rx/Tx next to clean counters */
1663 if (rx_ntc
== rx_ring
->count
)
1666 if (tx_ntc
== tx_ring
->count
)
1669 /* fetch next descriptor */
1670 rx_desc
= IXGBE_RX_DESC_ADV(rx_ring
, rx_ntc
);
1671 staterr
= le32_to_cpu(rx_desc
->wb
.upper
.status_error
);
1674 /* re-map buffers to ring, store next to clean values */
1675 ixgbe_alloc_rx_buffers(rx_ring
, count
);
1676 rx_ring
->next_to_clean
= rx_ntc
;
1677 tx_ring
->next_to_clean
= tx_ntc
;
1682 static int ixgbe_run_loopback_test(struct ixgbe_adapter
*adapter
)
1684 struct ixgbe_ring
*tx_ring
= &adapter
->test_tx_ring
;
1685 struct ixgbe_ring
*rx_ring
= &adapter
->test_rx_ring
;
1686 int i
, j
, lc
, good_cnt
, ret_val
= 0;
1687 unsigned int size
= 1024;
1688 netdev_tx_t tx_ret_val
;
1689 struct sk_buff
*skb
;
1691 /* allocate test skb */
1692 skb
= alloc_skb(size
, GFP_KERNEL
);
1696 /* place data into test skb */
1697 ixgbe_create_lbtest_frame(skb
, size
);
1701 * Calculate the loop count based on the largest descriptor ring
1702 * The idea is to wrap the largest ring a number of times using 64
1703 * send/receive pairs during each loop
1706 if (rx_ring
->count
<= tx_ring
->count
)
1707 lc
= ((tx_ring
->count
/ 64) * 2) + 1;
1709 lc
= ((rx_ring
->count
/ 64) * 2) + 1;
1711 for (j
= 0; j
<= lc
; j
++) {
1712 /* reset count of good packets */
1715 /* place 64 packets on the transmit queue*/
1716 for (i
= 0; i
< 64; i
++) {
1718 tx_ret_val
= ixgbe_xmit_frame_ring(skb
,
1721 if (tx_ret_val
== NETDEV_TX_OK
)
1725 if (good_cnt
!= 64) {
1730 /* allow 200 milliseconds for packets to go from Tx to Rx */
1733 good_cnt
= ixgbe_clean_test_rings(rx_ring
, tx_ring
, size
);
1734 if (good_cnt
!= 64) {
1740 /* free the original skb */
1746 static int ixgbe_loopback_test(struct ixgbe_adapter
*adapter
, u64
*data
)
1748 *data
= ixgbe_setup_desc_rings(adapter
);
1751 *data
= ixgbe_setup_loopback_test(adapter
);
1754 *data
= ixgbe_run_loopback_test(adapter
);
1755 ixgbe_loopback_cleanup(adapter
);
1758 ixgbe_free_desc_rings(adapter
);
1763 static void ixgbe_diag_test(struct net_device
*netdev
,
1764 struct ethtool_test
*eth_test
, u64
*data
)
1766 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
1767 bool if_running
= netif_running(netdev
);
1769 set_bit(__IXGBE_TESTING
, &adapter
->state
);
1770 if (eth_test
->flags
== ETH_TEST_FL_OFFLINE
) {
1773 e_info(hw
, "offline testing starting\n");
1775 /* Link test performed before hardware reset so autoneg doesn't
1776 * interfere with test result */
1777 if (ixgbe_link_test(adapter
, &data
[4]))
1778 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1780 if (adapter
->flags
& IXGBE_FLAG_SRIOV_ENABLED
) {
1782 for (i
= 0; i
< adapter
->num_vfs
; i
++) {
1783 if (adapter
->vfinfo
[i
].clear_to_send
) {
1784 netdev_warn(netdev
, "%s",
1785 "offline diagnostic is not "
1786 "supported when VFs are "
1792 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1793 clear_bit(__IXGBE_TESTING
,
1801 /* indicate we're in test mode */
1804 ixgbe_reset(adapter
);
1806 e_info(hw
, "register testing starting\n");
1807 if (ixgbe_reg_test(adapter
, &data
[0]))
1808 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1810 ixgbe_reset(adapter
);
1811 e_info(hw
, "eeprom testing starting\n");
1812 if (ixgbe_eeprom_test(adapter
, &data
[1]))
1813 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1815 ixgbe_reset(adapter
);
1816 e_info(hw
, "interrupt testing starting\n");
1817 if (ixgbe_intr_test(adapter
, &data
[2]))
1818 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1820 /* If SRIOV or VMDq is enabled then skip MAC
1821 * loopback diagnostic. */
1822 if (adapter
->flags
& (IXGBE_FLAG_SRIOV_ENABLED
|
1823 IXGBE_FLAG_VMDQ_ENABLED
)) {
1824 e_info(hw
, "Skip MAC loopback diagnostic in VT "
1830 ixgbe_reset(adapter
);
1831 e_info(hw
, "loopback testing starting\n");
1832 if (ixgbe_loopback_test(adapter
, &data
[3]))
1833 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1836 ixgbe_reset(adapter
);
1838 clear_bit(__IXGBE_TESTING
, &adapter
->state
);
1842 e_info(hw
, "online testing starting\n");
1844 if (ixgbe_link_test(adapter
, &data
[4]))
1845 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
1847 /* Online tests aren't run; pass by default */
1853 clear_bit(__IXGBE_TESTING
, &adapter
->state
);
1856 msleep_interruptible(4 * 1000);
1859 static int ixgbe_wol_exclusion(struct ixgbe_adapter
*adapter
,
1860 struct ethtool_wolinfo
*wol
)
1862 struct ixgbe_hw
*hw
= &adapter
->hw
;
1865 switch(hw
->device_id
) {
1866 case IXGBE_DEV_ID_82599_KX4
:
1876 static void ixgbe_get_wol(struct net_device
*netdev
,
1877 struct ethtool_wolinfo
*wol
)
1879 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
1881 wol
->supported
= WAKE_UCAST
| WAKE_MCAST
|
1882 WAKE_BCAST
| WAKE_MAGIC
;
1885 if (ixgbe_wol_exclusion(adapter
, wol
) ||
1886 !device_can_wakeup(&adapter
->pdev
->dev
))
1889 if (adapter
->wol
& IXGBE_WUFC_EX
)
1890 wol
->wolopts
|= WAKE_UCAST
;
1891 if (adapter
->wol
& IXGBE_WUFC_MC
)
1892 wol
->wolopts
|= WAKE_MCAST
;
1893 if (adapter
->wol
& IXGBE_WUFC_BC
)
1894 wol
->wolopts
|= WAKE_BCAST
;
1895 if (adapter
->wol
& IXGBE_WUFC_MAG
)
1896 wol
->wolopts
|= WAKE_MAGIC
;
1899 static int ixgbe_set_wol(struct net_device
*netdev
, struct ethtool_wolinfo
*wol
)
1901 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
1903 if (wol
->wolopts
& (WAKE_PHY
| WAKE_ARP
| WAKE_MAGICSECURE
))
1906 if (ixgbe_wol_exclusion(adapter
, wol
))
1907 return wol
->wolopts
? -EOPNOTSUPP
: 0;
1911 if (wol
->wolopts
& WAKE_UCAST
)
1912 adapter
->wol
|= IXGBE_WUFC_EX
;
1913 if (wol
->wolopts
& WAKE_MCAST
)
1914 adapter
->wol
|= IXGBE_WUFC_MC
;
1915 if (wol
->wolopts
& WAKE_BCAST
)
1916 adapter
->wol
|= IXGBE_WUFC_BC
;
1917 if (wol
->wolopts
& WAKE_MAGIC
)
1918 adapter
->wol
|= IXGBE_WUFC_MAG
;
1920 device_set_wakeup_enable(&adapter
->pdev
->dev
, adapter
->wol
);
1925 static int ixgbe_nway_reset(struct net_device
*netdev
)
1927 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
1929 if (netif_running(netdev
))
1930 ixgbe_reinit_locked(adapter
);
1935 static int ixgbe_phys_id(struct net_device
*netdev
, u32 data
)
1937 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
1938 struct ixgbe_hw
*hw
= &adapter
->hw
;
1939 u32 led_reg
= IXGBE_READ_REG(hw
, IXGBE_LEDCTL
);
1942 if (!data
|| data
> 300)
1945 for (i
= 0; i
< (data
* 1000); i
+= 400) {
1946 hw
->mac
.ops
.led_on(hw
, IXGBE_LED_ON
);
1947 msleep_interruptible(200);
1948 hw
->mac
.ops
.led_off(hw
, IXGBE_LED_ON
);
1949 msleep_interruptible(200);
1952 /* Restore LED settings */
1953 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_LEDCTL
, led_reg
);
1958 static int ixgbe_get_coalesce(struct net_device
*netdev
,
1959 struct ethtool_coalesce
*ec
)
1961 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
1963 ec
->tx_max_coalesced_frames_irq
= adapter
->tx_ring
[0]->work_limit
;
1965 /* only valid if in constant ITR mode */
1966 switch (adapter
->rx_itr_setting
) {
1968 /* throttling disabled */
1969 ec
->rx_coalesce_usecs
= 0;
1972 /* dynamic ITR mode */
1973 ec
->rx_coalesce_usecs
= 1;
1976 /* fixed interrupt rate mode */
1977 ec
->rx_coalesce_usecs
= 1000000/adapter
->rx_eitr_param
;
1981 /* if in mixed tx/rx queues per vector mode, report only rx settings */
1982 if (adapter
->q_vector
[0]->txr_count
&& adapter
->q_vector
[0]->rxr_count
)
1985 /* only valid if in constant ITR mode */
1986 switch (adapter
->tx_itr_setting
) {
1988 /* throttling disabled */
1989 ec
->tx_coalesce_usecs
= 0;
1992 /* dynamic ITR mode */
1993 ec
->tx_coalesce_usecs
= 1;
1996 ec
->tx_coalesce_usecs
= 1000000/adapter
->tx_eitr_param
;
2004 * this function must be called before setting the new value of
2007 static bool ixgbe_update_rsc(struct ixgbe_adapter
*adapter
,
2008 struct ethtool_coalesce
*ec
)
2010 struct net_device
*netdev
= adapter
->netdev
;
2012 if (!(adapter
->flags2
& IXGBE_FLAG2_RSC_CAPABLE
))
2015 /* if interrupt rate is too high then disable RSC */
2016 if (ec
->rx_coalesce_usecs
!= 1 &&
2017 ec
->rx_coalesce_usecs
<= 1000000/IXGBE_MAX_RSC_INT_RATE
) {
2018 if (adapter
->flags2
& IXGBE_FLAG2_RSC_ENABLED
) {
2019 e_info(probe
, "rx-usecs set too low, "
2021 adapter
->flags2
&= ~IXGBE_FLAG2_RSC_ENABLED
;
2025 /* check the feature flag value and enable RSC if necessary */
2026 if ((netdev
->features
& NETIF_F_LRO
) &&
2027 !(adapter
->flags2
& IXGBE_FLAG2_RSC_ENABLED
)) {
2028 e_info(probe
, "rx-usecs set to %d, "
2029 "re-enabling RSC\n",
2030 ec
->rx_coalesce_usecs
);
2031 adapter
->flags2
|= IXGBE_FLAG2_RSC_ENABLED
;
2038 static int ixgbe_set_coalesce(struct net_device
*netdev
,
2039 struct ethtool_coalesce
*ec
)
2041 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
2042 struct ixgbe_q_vector
*q_vector
;
2044 bool need_reset
= false;
2046 /* don't accept tx specific changes if we've got mixed RxTx vectors */
2047 if (adapter
->q_vector
[0]->txr_count
&& adapter
->q_vector
[0]->rxr_count
2048 && ec
->tx_coalesce_usecs
)
2051 if (ec
->tx_max_coalesced_frames_irq
)
2052 adapter
->tx_ring
[0]->work_limit
= ec
->tx_max_coalesced_frames_irq
;
2054 if (ec
->rx_coalesce_usecs
> 1) {
2055 /* check the limits */
2056 if ((1000000/ec
->rx_coalesce_usecs
> IXGBE_MAX_INT_RATE
) ||
2057 (1000000/ec
->rx_coalesce_usecs
< IXGBE_MIN_INT_RATE
))
2060 /* check the old value and enable RSC if necessary */
2061 need_reset
= ixgbe_update_rsc(adapter
, ec
);
2063 /* store the value in ints/second */
2064 adapter
->rx_eitr_param
= 1000000/ec
->rx_coalesce_usecs
;
2066 /* static value of interrupt rate */
2067 adapter
->rx_itr_setting
= adapter
->rx_eitr_param
;
2068 /* clear the lower bit as its used for dynamic state */
2069 adapter
->rx_itr_setting
&= ~1;
2070 } else if (ec
->rx_coalesce_usecs
== 1) {
2071 /* check the old value and enable RSC if necessary */
2072 need_reset
= ixgbe_update_rsc(adapter
, ec
);
2074 /* 1 means dynamic mode */
2075 adapter
->rx_eitr_param
= 20000;
2076 adapter
->rx_itr_setting
= 1;
2078 /* check the old value and enable RSC if necessary */
2079 need_reset
= ixgbe_update_rsc(adapter
, ec
);
2081 * any other value means disable eitr, which is best
2082 * served by setting the interrupt rate very high
2084 adapter
->rx_eitr_param
= IXGBE_MAX_INT_RATE
;
2085 adapter
->rx_itr_setting
= 0;
2088 if (ec
->tx_coalesce_usecs
> 1) {
2090 * don't have to worry about max_int as above because
2091 * tx vectors don't do hardware RSC (an rx function)
2093 /* check the limits */
2094 if ((1000000/ec
->tx_coalesce_usecs
> IXGBE_MAX_INT_RATE
) ||
2095 (1000000/ec
->tx_coalesce_usecs
< IXGBE_MIN_INT_RATE
))
2098 /* store the value in ints/second */
2099 adapter
->tx_eitr_param
= 1000000/ec
->tx_coalesce_usecs
;
2101 /* static value of interrupt rate */
2102 adapter
->tx_itr_setting
= adapter
->tx_eitr_param
;
2104 /* clear the lower bit as its used for dynamic state */
2105 adapter
->tx_itr_setting
&= ~1;
2106 } else if (ec
->tx_coalesce_usecs
== 1) {
2107 /* 1 means dynamic mode */
2108 adapter
->tx_eitr_param
= 10000;
2109 adapter
->tx_itr_setting
= 1;
2111 adapter
->tx_eitr_param
= IXGBE_MAX_INT_RATE
;
2112 adapter
->tx_itr_setting
= 0;
2115 /* MSI/MSIx Interrupt Mode */
2116 if (adapter
->flags
&
2117 (IXGBE_FLAG_MSIX_ENABLED
| IXGBE_FLAG_MSI_ENABLED
)) {
2118 int num_vectors
= adapter
->num_msix_vectors
- NON_Q_VECTORS
;
2119 for (i
= 0; i
< num_vectors
; i
++) {
2120 q_vector
= adapter
->q_vector
[i
];
2121 if (q_vector
->txr_count
&& !q_vector
->rxr_count
)
2123 q_vector
->eitr
= adapter
->tx_eitr_param
;
2125 /* rx only or mixed */
2126 q_vector
->eitr
= adapter
->rx_eitr_param
;
2127 ixgbe_write_eitr(q_vector
);
2129 /* Legacy Interrupt Mode */
2131 q_vector
= adapter
->q_vector
[0];
2132 q_vector
->eitr
= adapter
->rx_eitr_param
;
2133 ixgbe_write_eitr(q_vector
);
2137 * do reset here at the end to make sure EITR==0 case is handled
2138 * correctly w.r.t stopping tx, and changing TXDCTL.WTHRESH settings
2139 * also locks in RSC enable/disable which requires reset
2142 if (netif_running(netdev
))
2143 ixgbe_reinit_locked(adapter
);
2145 ixgbe_reset(adapter
);
2151 static int ixgbe_set_flags(struct net_device
*netdev
, u32 data
)
2153 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
2154 bool need_reset
= false;
2157 #ifdef CONFIG_IXGBE_DCB
2158 if ((adapter
->flags
& IXGBE_FLAG_DCB_ENABLED
) &&
2159 !(data
& ETH_FLAG_RXVLAN
))
2163 need_reset
= (data
& ETH_FLAG_RXVLAN
) !=
2164 (netdev
->features
& NETIF_F_HW_VLAN_RX
);
2166 rc
= ethtool_op_set_flags(netdev
, data
, ETH_FLAG_LRO
|
2167 ETH_FLAG_RXVLAN
| ETH_FLAG_TXVLAN
);
2171 /* if state changes we need to update adapter->flags and reset */
2172 if ((adapter
->flags2
& IXGBE_FLAG2_RSC_CAPABLE
) &&
2173 (!!(data
& ETH_FLAG_LRO
) !=
2174 !!(adapter
->flags2
& IXGBE_FLAG2_RSC_ENABLED
))) {
2175 if ((data
& ETH_FLAG_LRO
) &&
2176 (!adapter
->rx_itr_setting
||
2177 (adapter
->rx_itr_setting
> IXGBE_MAX_RSC_INT_RATE
))) {
2178 e_info(probe
, "rx-usecs set too low, "
2179 "not enabling RSC.\n");
2181 adapter
->flags2
^= IXGBE_FLAG2_RSC_ENABLED
;
2182 switch (adapter
->hw
.mac
.type
) {
2183 case ixgbe_mac_82599EB
:
2193 * Check if Flow Director n-tuple support was enabled or disabled. If
2194 * the state changed, we need to reset.
2196 if ((adapter
->flags
& IXGBE_FLAG_FDIR_PERFECT_CAPABLE
) &&
2197 (!(data
& ETH_FLAG_NTUPLE
))) {
2198 /* turn off Flow Director perfect, set hash and reset */
2199 adapter
->flags
&= ~IXGBE_FLAG_FDIR_PERFECT_CAPABLE
;
2200 adapter
->flags
|= IXGBE_FLAG_FDIR_HASH_CAPABLE
;
2202 } else if ((!(adapter
->flags
& IXGBE_FLAG_FDIR_PERFECT_CAPABLE
)) &&
2203 (data
& ETH_FLAG_NTUPLE
)) {
2204 /* turn off Flow Director hash, enable perfect and reset */
2205 adapter
->flags
&= ~IXGBE_FLAG_FDIR_HASH_CAPABLE
;
2206 adapter
->flags
|= IXGBE_FLAG_FDIR_PERFECT_CAPABLE
;
2209 /* no state change */
2213 if (netif_running(netdev
))
2214 ixgbe_reinit_locked(adapter
);
2216 ixgbe_reset(adapter
);
2222 static int ixgbe_set_rx_ntuple(struct net_device
*dev
,
2223 struct ethtool_rx_ntuple
*cmd
)
2225 struct ixgbe_adapter
*adapter
= netdev_priv(dev
);
2226 struct ethtool_rx_ntuple_flow_spec fs
= cmd
->fs
;
2227 struct ixgbe_atr_input input_struct
;
2228 struct ixgbe_atr_input_masks input_masks
;
2231 if (adapter
->hw
.mac
.type
== ixgbe_mac_82598EB
)
2235 * Don't allow programming if the action is a queue greater than
2236 * the number of online Tx queues.
2238 if ((fs
.action
>= adapter
->num_tx_queues
) ||
2239 (fs
.action
< ETHTOOL_RXNTUPLE_ACTION_DROP
))
2242 memset(&input_struct
, 0, sizeof(struct ixgbe_atr_input
));
2243 memset(&input_masks
, 0, sizeof(struct ixgbe_atr_input_masks
));
2245 input_masks
.src_ip_mask
= fs
.m_u
.tcp_ip4_spec
.ip4src
;
2246 input_masks
.dst_ip_mask
= fs
.m_u
.tcp_ip4_spec
.ip4dst
;
2247 input_masks
.src_port_mask
= fs
.m_u
.tcp_ip4_spec
.psrc
;
2248 input_masks
.dst_port_mask
= fs
.m_u
.tcp_ip4_spec
.pdst
;
2249 input_masks
.vlan_id_mask
= fs
.vlan_tag_mask
;
2250 /* only use the lowest 2 bytes for flex bytes */
2251 input_masks
.data_mask
= (fs
.data_mask
& 0xffff);
2253 switch (fs
.flow_type
) {
2255 ixgbe_atr_set_l4type_82599(&input_struct
, IXGBE_ATR_L4TYPE_TCP
);
2258 ixgbe_atr_set_l4type_82599(&input_struct
, IXGBE_ATR_L4TYPE_UDP
);
2261 ixgbe_atr_set_l4type_82599(&input_struct
, IXGBE_ATR_L4TYPE_SCTP
);
2267 /* Mask bits from the inputs based on user-supplied mask */
2268 ixgbe_atr_set_src_ipv4_82599(&input_struct
,
2269 (fs
.h_u
.tcp_ip4_spec
.ip4src
& ~fs
.m_u
.tcp_ip4_spec
.ip4src
));
2270 ixgbe_atr_set_dst_ipv4_82599(&input_struct
,
2271 (fs
.h_u
.tcp_ip4_spec
.ip4dst
& ~fs
.m_u
.tcp_ip4_spec
.ip4dst
));
2272 /* 82599 expects these to be byte-swapped for perfect filtering */
2273 ixgbe_atr_set_src_port_82599(&input_struct
,
2274 ((ntohs(fs
.h_u
.tcp_ip4_spec
.psrc
)) & ~fs
.m_u
.tcp_ip4_spec
.psrc
));
2275 ixgbe_atr_set_dst_port_82599(&input_struct
,
2276 ((ntohs(fs
.h_u
.tcp_ip4_spec
.pdst
)) & ~fs
.m_u
.tcp_ip4_spec
.pdst
));
2278 /* VLAN and Flex bytes are either completely masked or not */
2279 if (!fs
.vlan_tag_mask
)
2280 ixgbe_atr_set_vlan_id_82599(&input_struct
, fs
.vlan_tag
);
2282 if (!input_masks
.data_mask
)
2283 /* make sure we only use the first 2 bytes of user data */
2284 ixgbe_atr_set_flex_byte_82599(&input_struct
,
2285 (fs
.data
& 0xffff));
2287 /* determine if we need to drop or route the packet */
2288 if (fs
.action
== ETHTOOL_RXNTUPLE_ACTION_DROP
)
2289 target_queue
= MAX_RX_QUEUES
- 1;
2291 target_queue
= fs
.action
;
2293 spin_lock(&adapter
->fdir_perfect_lock
);
2294 ixgbe_fdir_add_perfect_filter_82599(&adapter
->hw
, &input_struct
,
2295 &input_masks
, 0, target_queue
);
2296 spin_unlock(&adapter
->fdir_perfect_lock
);
2301 static const struct ethtool_ops ixgbe_ethtool_ops
= {
2302 .get_settings
= ixgbe_get_settings
,
2303 .set_settings
= ixgbe_set_settings
,
2304 .get_drvinfo
= ixgbe_get_drvinfo
,
2305 .get_regs_len
= ixgbe_get_regs_len
,
2306 .get_regs
= ixgbe_get_regs
,
2307 .get_wol
= ixgbe_get_wol
,
2308 .set_wol
= ixgbe_set_wol
,
2309 .nway_reset
= ixgbe_nway_reset
,
2310 .get_link
= ethtool_op_get_link
,
2311 .get_eeprom_len
= ixgbe_get_eeprom_len
,
2312 .get_eeprom
= ixgbe_get_eeprom
,
2313 .get_ringparam
= ixgbe_get_ringparam
,
2314 .set_ringparam
= ixgbe_set_ringparam
,
2315 .get_pauseparam
= ixgbe_get_pauseparam
,
2316 .set_pauseparam
= ixgbe_set_pauseparam
,
2317 .get_rx_csum
= ixgbe_get_rx_csum
,
2318 .set_rx_csum
= ixgbe_set_rx_csum
,
2319 .get_tx_csum
= ixgbe_get_tx_csum
,
2320 .set_tx_csum
= ixgbe_set_tx_csum
,
2321 .get_sg
= ethtool_op_get_sg
,
2322 .set_sg
= ethtool_op_set_sg
,
2323 .get_msglevel
= ixgbe_get_msglevel
,
2324 .set_msglevel
= ixgbe_set_msglevel
,
2325 .get_tso
= ethtool_op_get_tso
,
2326 .set_tso
= ixgbe_set_tso
,
2327 .self_test
= ixgbe_diag_test
,
2328 .get_strings
= ixgbe_get_strings
,
2329 .phys_id
= ixgbe_phys_id
,
2330 .get_sset_count
= ixgbe_get_sset_count
,
2331 .get_ethtool_stats
= ixgbe_get_ethtool_stats
,
2332 .get_coalesce
= ixgbe_get_coalesce
,
2333 .set_coalesce
= ixgbe_set_coalesce
,
2334 .get_flags
= ethtool_op_get_flags
,
2335 .set_flags
= ixgbe_set_flags
,
2336 .set_rx_ntuple
= ixgbe_set_rx_ntuple
,
2339 void ixgbe_set_ethtool_ops(struct net_device
*netdev
)
2341 SET_ETHTOOL_OPS(netdev
, &ixgbe_ethtool_ops
);