1 /*******************************************************************************
3 Intel 10 Gigabit PCI Express Linux driver
4 Copyright(c) 1999 - 2016 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 Linux NICS <linux.nics@intel.com>
24 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
25 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
27 *******************************************************************************/
29 /* ethtool support for ixgbe */
31 #include <linux/interrupt.h>
32 #include <linux/types.h>
33 #include <linux/module.h>
34 #include <linux/slab.h>
35 #include <linux/pci.h>
36 #include <linux/netdevice.h>
37 #include <linux/ethtool.h>
38 #include <linux/vmalloc.h>
39 #include <linux/highmem.h>
40 #include <linux/uaccess.h>
43 #include "ixgbe_phy.h"
46 #define IXGBE_ALL_RAR_ENTRIES 16
48 enum {NETDEV_STATS
, IXGBE_STATS
};
51 char stat_string
[ETH_GSTRING_LEN
];
57 #define IXGBE_STAT(m) IXGBE_STATS, \
58 sizeof(((struct ixgbe_adapter *)0)->m), \
59 offsetof(struct ixgbe_adapter, m)
60 #define IXGBE_NETDEV_STAT(m) NETDEV_STATS, \
61 sizeof(((struct rtnl_link_stats64 *)0)->m), \
62 offsetof(struct rtnl_link_stats64, m)
64 static const struct ixgbe_stats ixgbe_gstrings_stats
[] = {
65 {"rx_packets", IXGBE_NETDEV_STAT(rx_packets
)},
66 {"tx_packets", IXGBE_NETDEV_STAT(tx_packets
)},
67 {"rx_bytes", IXGBE_NETDEV_STAT(rx_bytes
)},
68 {"tx_bytes", IXGBE_NETDEV_STAT(tx_bytes
)},
69 {"rx_pkts_nic", IXGBE_STAT(stats
.gprc
)},
70 {"tx_pkts_nic", IXGBE_STAT(stats
.gptc
)},
71 {"rx_bytes_nic", IXGBE_STAT(stats
.gorc
)},
72 {"tx_bytes_nic", IXGBE_STAT(stats
.gotc
)},
73 {"lsc_int", IXGBE_STAT(lsc_int
)},
74 {"tx_busy", IXGBE_STAT(tx_busy
)},
75 {"non_eop_descs", IXGBE_STAT(non_eop_descs
)},
76 {"rx_errors", IXGBE_NETDEV_STAT(rx_errors
)},
77 {"tx_errors", IXGBE_NETDEV_STAT(tx_errors
)},
78 {"rx_dropped", IXGBE_NETDEV_STAT(rx_dropped
)},
79 {"tx_dropped", IXGBE_NETDEV_STAT(tx_dropped
)},
80 {"multicast", IXGBE_NETDEV_STAT(multicast
)},
81 {"broadcast", IXGBE_STAT(stats
.bprc
)},
82 {"rx_no_buffer_count", IXGBE_STAT(stats
.rnbc
[0]) },
83 {"collisions", IXGBE_NETDEV_STAT(collisions
)},
84 {"rx_over_errors", IXGBE_NETDEV_STAT(rx_over_errors
)},
85 {"rx_crc_errors", IXGBE_NETDEV_STAT(rx_crc_errors
)},
86 {"rx_frame_errors", IXGBE_NETDEV_STAT(rx_frame_errors
)},
87 {"hw_rsc_aggregated", IXGBE_STAT(rsc_total_count
)},
88 {"hw_rsc_flushed", IXGBE_STAT(rsc_total_flush
)},
89 {"fdir_match", IXGBE_STAT(stats
.fdirmatch
)},
90 {"fdir_miss", IXGBE_STAT(stats
.fdirmiss
)},
91 {"fdir_overflow", IXGBE_STAT(fdir_overflow
)},
92 {"rx_fifo_errors", IXGBE_NETDEV_STAT(rx_fifo_errors
)},
93 {"rx_missed_errors", IXGBE_NETDEV_STAT(rx_missed_errors
)},
94 {"tx_aborted_errors", IXGBE_NETDEV_STAT(tx_aborted_errors
)},
95 {"tx_carrier_errors", IXGBE_NETDEV_STAT(tx_carrier_errors
)},
96 {"tx_fifo_errors", IXGBE_NETDEV_STAT(tx_fifo_errors
)},
97 {"tx_heartbeat_errors", IXGBE_NETDEV_STAT(tx_heartbeat_errors
)},
98 {"tx_timeout_count", IXGBE_STAT(tx_timeout_count
)},
99 {"tx_restart_queue", IXGBE_STAT(restart_queue
)},
100 {"rx_long_length_errors", IXGBE_STAT(stats
.roc
)},
101 {"rx_short_length_errors", IXGBE_STAT(stats
.ruc
)},
102 {"tx_flow_control_xon", IXGBE_STAT(stats
.lxontxc
)},
103 {"rx_flow_control_xon", IXGBE_STAT(stats
.lxonrxc
)},
104 {"tx_flow_control_xoff", IXGBE_STAT(stats
.lxofftxc
)},
105 {"rx_flow_control_xoff", IXGBE_STAT(stats
.lxoffrxc
)},
106 {"rx_csum_offload_errors", IXGBE_STAT(hw_csum_rx_error
)},
107 {"alloc_rx_page_failed", IXGBE_STAT(alloc_rx_page_failed
)},
108 {"alloc_rx_buff_failed", IXGBE_STAT(alloc_rx_buff_failed
)},
109 {"rx_no_dma_resources", IXGBE_STAT(hw_rx_no_dma_resources
)},
110 {"os2bmc_rx_by_bmc", IXGBE_STAT(stats
.o2bgptc
)},
111 {"os2bmc_tx_by_bmc", IXGBE_STAT(stats
.b2ospc
)},
112 {"os2bmc_tx_by_host", IXGBE_STAT(stats
.o2bspc
)},
113 {"os2bmc_rx_by_host", IXGBE_STAT(stats
.b2ogprc
)},
115 {"fcoe_bad_fccrc", IXGBE_STAT(stats
.fccrc
)},
116 {"rx_fcoe_dropped", IXGBE_STAT(stats
.fcoerpdc
)},
117 {"rx_fcoe_packets", IXGBE_STAT(stats
.fcoeprc
)},
118 {"rx_fcoe_dwords", IXGBE_STAT(stats
.fcoedwrc
)},
119 {"fcoe_noddp", IXGBE_STAT(stats
.fcoe_noddp
)},
120 {"fcoe_noddp_ext_buff", IXGBE_STAT(stats
.fcoe_noddp_ext_buff
)},
121 {"tx_fcoe_packets", IXGBE_STAT(stats
.fcoeptc
)},
122 {"tx_fcoe_dwords", IXGBE_STAT(stats
.fcoedwtc
)},
123 #endif /* IXGBE_FCOE */
126 /* ixgbe allocates num_tx_queues and num_rx_queues symmetrically so
127 * we set the num_rx_queues to evaluate to num_tx_queues. This is
128 * used because we do not have a good way to get the max number of
129 * rx queues with CONFIG_RPS disabled.
131 #define IXGBE_NUM_RX_QUEUES netdev->num_tx_queues
133 #define IXGBE_QUEUE_STATS_LEN ( \
134 (netdev->num_tx_queues + IXGBE_NUM_RX_QUEUES) * \
135 (sizeof(struct ixgbe_queue_stats) / sizeof(u64)))
136 #define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats)
137 #define IXGBE_PB_STATS_LEN ( \
138 (sizeof(((struct ixgbe_adapter *)0)->stats.pxonrxc) + \
139 sizeof(((struct ixgbe_adapter *)0)->stats.pxontxc) + \
140 sizeof(((struct ixgbe_adapter *)0)->stats.pxoffrxc) + \
141 sizeof(((struct ixgbe_adapter *)0)->stats.pxofftxc)) \
143 #define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + \
144 IXGBE_PB_STATS_LEN + \
145 IXGBE_QUEUE_STATS_LEN)
147 static const char ixgbe_gstrings_test
[][ETH_GSTRING_LEN
] = {
148 "Register test (offline)", "Eeprom test (offline)",
149 "Interrupt test (offline)", "Loopback test (offline)",
150 "Link test (on/offline)"
152 #define IXGBE_TEST_LEN sizeof(ixgbe_gstrings_test) / ETH_GSTRING_LEN
154 /* currently supported speeds for 10G */
155 #define ADVRTSD_MSK_10G (SUPPORTED_10000baseT_Full | \
156 SUPPORTED_10000baseKX4_Full | \
157 SUPPORTED_10000baseKR_Full)
159 #define ixgbe_isbackplane(type) ((type) == ixgbe_media_type_backplane)
161 static u32
ixgbe_get_supported_10gtypes(struct ixgbe_hw
*hw
)
163 if (!ixgbe_isbackplane(hw
->phy
.media_type
))
164 return SUPPORTED_10000baseT_Full
;
166 switch (hw
->device_id
) {
167 case IXGBE_DEV_ID_82598
:
168 case IXGBE_DEV_ID_82599_KX4
:
169 case IXGBE_DEV_ID_82599_KX4_MEZZ
:
170 case IXGBE_DEV_ID_X550EM_X_KX4
:
171 return SUPPORTED_10000baseKX4_Full
;
172 case IXGBE_DEV_ID_82598_BX
:
173 case IXGBE_DEV_ID_82599_KR
:
174 case IXGBE_DEV_ID_X550EM_X_KR
:
175 return SUPPORTED_10000baseKR_Full
;
177 return SUPPORTED_10000baseKX4_Full
|
178 SUPPORTED_10000baseKR_Full
;
182 static int ixgbe_get_settings(struct net_device
*netdev
,
183 struct ethtool_cmd
*ecmd
)
185 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
186 struct ixgbe_hw
*hw
= &adapter
->hw
;
187 ixgbe_link_speed supported_link
;
188 bool autoneg
= false;
190 hw
->mac
.ops
.get_link_capabilities(hw
, &supported_link
, &autoneg
);
192 /* set the supported link speeds */
193 if (supported_link
& IXGBE_LINK_SPEED_10GB_FULL
)
194 ecmd
->supported
|= ixgbe_get_supported_10gtypes(hw
);
195 if (supported_link
& IXGBE_LINK_SPEED_1GB_FULL
)
196 ecmd
->supported
|= (ixgbe_isbackplane(hw
->phy
.media_type
)) ?
197 SUPPORTED_1000baseKX_Full
:
198 SUPPORTED_1000baseT_Full
;
199 if (supported_link
& IXGBE_LINK_SPEED_100_FULL
)
200 ecmd
->supported
|= ixgbe_isbackplane(hw
->phy
.media_type
) ?
201 SUPPORTED_1000baseKX_Full
:
202 SUPPORTED_1000baseT_Full
;
204 /* default advertised speed if phy.autoneg_advertised isn't set */
205 ecmd
->advertising
= ecmd
->supported
;
206 /* set the advertised speeds */
207 if (hw
->phy
.autoneg_advertised
) {
208 ecmd
->advertising
= 0;
209 if (hw
->phy
.autoneg_advertised
& IXGBE_LINK_SPEED_100_FULL
)
210 ecmd
->advertising
|= ADVERTISED_100baseT_Full
;
211 if (hw
->phy
.autoneg_advertised
& IXGBE_LINK_SPEED_10GB_FULL
)
212 ecmd
->advertising
|= ecmd
->supported
& ADVRTSD_MSK_10G
;
213 if (hw
->phy
.autoneg_advertised
& IXGBE_LINK_SPEED_1GB_FULL
) {
214 if (ecmd
->supported
& SUPPORTED_1000baseKX_Full
)
215 ecmd
->advertising
|= ADVERTISED_1000baseKX_Full
;
217 ecmd
->advertising
|= ADVERTISED_1000baseT_Full
;
220 if (hw
->phy
.multispeed_fiber
&& !autoneg
) {
221 if (supported_link
& IXGBE_LINK_SPEED_10GB_FULL
)
222 ecmd
->advertising
= ADVERTISED_10000baseT_Full
;
227 ecmd
->supported
|= SUPPORTED_Autoneg
;
228 ecmd
->advertising
|= ADVERTISED_Autoneg
;
229 ecmd
->autoneg
= AUTONEG_ENABLE
;
231 ecmd
->autoneg
= AUTONEG_DISABLE
;
233 ecmd
->transceiver
= XCVR_EXTERNAL
;
235 /* Determine the remaining settings based on the PHY type. */
236 switch (adapter
->hw
.phy
.type
) {
239 case ixgbe_phy_x550em_ext_t
:
240 case ixgbe_phy_cu_unknown
:
241 ecmd
->supported
|= SUPPORTED_TP
;
242 ecmd
->advertising
|= ADVERTISED_TP
;
243 ecmd
->port
= PORT_TP
;
246 ecmd
->supported
|= SUPPORTED_FIBRE
;
247 ecmd
->advertising
|= ADVERTISED_FIBRE
;
248 ecmd
->port
= PORT_FIBRE
;
251 case ixgbe_phy_sfp_passive_tyco
:
252 case ixgbe_phy_sfp_passive_unknown
:
253 case ixgbe_phy_sfp_ftl
:
254 case ixgbe_phy_sfp_avago
:
255 case ixgbe_phy_sfp_intel
:
256 case ixgbe_phy_sfp_unknown
:
257 case ixgbe_phy_qsfp_passive_unknown
:
258 case ixgbe_phy_qsfp_active_unknown
:
259 case ixgbe_phy_qsfp_intel
:
260 case ixgbe_phy_qsfp_unknown
:
261 /* SFP+ devices, further checking needed */
262 switch (adapter
->hw
.phy
.sfp_type
) {
263 case ixgbe_sfp_type_da_cu
:
264 case ixgbe_sfp_type_da_cu_core0
:
265 case ixgbe_sfp_type_da_cu_core1
:
266 ecmd
->supported
|= SUPPORTED_FIBRE
;
267 ecmd
->advertising
|= ADVERTISED_FIBRE
;
268 ecmd
->port
= PORT_DA
;
270 case ixgbe_sfp_type_sr
:
271 case ixgbe_sfp_type_lr
:
272 case ixgbe_sfp_type_srlr_core0
:
273 case ixgbe_sfp_type_srlr_core1
:
274 case ixgbe_sfp_type_1g_sx_core0
:
275 case ixgbe_sfp_type_1g_sx_core1
:
276 case ixgbe_sfp_type_1g_lx_core0
:
277 case ixgbe_sfp_type_1g_lx_core1
:
278 ecmd
->supported
|= SUPPORTED_FIBRE
;
279 ecmd
->advertising
|= ADVERTISED_FIBRE
;
280 ecmd
->port
= PORT_FIBRE
;
282 case ixgbe_sfp_type_not_present
:
283 ecmd
->supported
|= SUPPORTED_FIBRE
;
284 ecmd
->advertising
|= ADVERTISED_FIBRE
;
285 ecmd
->port
= PORT_NONE
;
287 case ixgbe_sfp_type_1g_cu_core0
:
288 case ixgbe_sfp_type_1g_cu_core1
:
289 ecmd
->supported
|= SUPPORTED_TP
;
290 ecmd
->advertising
|= ADVERTISED_TP
;
291 ecmd
->port
= PORT_TP
;
293 case ixgbe_sfp_type_unknown
:
295 ecmd
->supported
|= SUPPORTED_FIBRE
;
296 ecmd
->advertising
|= ADVERTISED_FIBRE
;
297 ecmd
->port
= PORT_OTHER
;
302 ecmd
->supported
|= SUPPORTED_FIBRE
;
303 ecmd
->advertising
|= ADVERTISED_FIBRE
;
304 ecmd
->port
= PORT_NONE
;
306 case ixgbe_phy_unknown
:
307 case ixgbe_phy_generic
:
308 case ixgbe_phy_sfp_unsupported
:
310 ecmd
->supported
|= SUPPORTED_FIBRE
;
311 ecmd
->advertising
|= ADVERTISED_FIBRE
;
312 ecmd
->port
= PORT_OTHER
;
316 if (netif_carrier_ok(netdev
)) {
317 switch (adapter
->link_speed
) {
318 case IXGBE_LINK_SPEED_10GB_FULL
:
319 ethtool_cmd_speed_set(ecmd
, SPEED_10000
);
321 case IXGBE_LINK_SPEED_2_5GB_FULL
:
322 ethtool_cmd_speed_set(ecmd
, SPEED_2500
);
324 case IXGBE_LINK_SPEED_1GB_FULL
:
325 ethtool_cmd_speed_set(ecmd
, SPEED_1000
);
327 case IXGBE_LINK_SPEED_100_FULL
:
328 ethtool_cmd_speed_set(ecmd
, SPEED_100
);
333 ecmd
->duplex
= DUPLEX_FULL
;
335 ethtool_cmd_speed_set(ecmd
, SPEED_UNKNOWN
);
336 ecmd
->duplex
= DUPLEX_UNKNOWN
;
342 static int ixgbe_set_settings(struct net_device
*netdev
,
343 struct ethtool_cmd
*ecmd
)
345 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
346 struct ixgbe_hw
*hw
= &adapter
->hw
;
350 if ((hw
->phy
.media_type
== ixgbe_media_type_copper
) ||
351 (hw
->phy
.multispeed_fiber
)) {
353 * this function does not support duplex forcing, but can
354 * limit the advertising of the adapter to the specified speed
356 if (ecmd
->advertising
& ~ecmd
->supported
)
359 /* only allow one speed at a time if no autoneg */
360 if (!ecmd
->autoneg
&& hw
->phy
.multispeed_fiber
) {
361 if (ecmd
->advertising
==
362 (ADVERTISED_10000baseT_Full
|
363 ADVERTISED_1000baseT_Full
))
367 old
= hw
->phy
.autoneg_advertised
;
369 if (ecmd
->advertising
& ADVERTISED_10000baseT_Full
)
370 advertised
|= IXGBE_LINK_SPEED_10GB_FULL
;
372 if (ecmd
->advertising
& ADVERTISED_1000baseT_Full
)
373 advertised
|= IXGBE_LINK_SPEED_1GB_FULL
;
375 if (ecmd
->advertising
& ADVERTISED_100baseT_Full
)
376 advertised
|= IXGBE_LINK_SPEED_100_FULL
;
378 if (old
== advertised
)
380 /* this sets the link speed and restarts auto-neg */
381 while (test_and_set_bit(__IXGBE_IN_SFP_INIT
, &adapter
->state
))
382 usleep_range(1000, 2000);
384 hw
->mac
.autotry_restart
= true;
385 err
= hw
->mac
.ops
.setup_link(hw
, advertised
, true);
387 e_info(probe
, "setup link failed with code %d\n", err
);
388 hw
->mac
.ops
.setup_link(hw
, old
, true);
390 clear_bit(__IXGBE_IN_SFP_INIT
, &adapter
->state
);
392 /* in this case we currently only support 10Gb/FULL */
393 u32 speed
= ethtool_cmd_speed(ecmd
);
394 if ((ecmd
->autoneg
== AUTONEG_ENABLE
) ||
395 (ecmd
->advertising
!= ADVERTISED_10000baseT_Full
) ||
396 (speed
+ ecmd
->duplex
!= SPEED_10000
+ DUPLEX_FULL
))
403 static void ixgbe_get_pauseparam(struct net_device
*netdev
,
404 struct ethtool_pauseparam
*pause
)
406 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
407 struct ixgbe_hw
*hw
= &adapter
->hw
;
409 if (ixgbe_device_supports_autoneg_fc(hw
) &&
410 !hw
->fc
.disable_fc_autoneg
)
415 if (hw
->fc
.current_mode
== ixgbe_fc_rx_pause
) {
417 } else if (hw
->fc
.current_mode
== ixgbe_fc_tx_pause
) {
419 } else if (hw
->fc
.current_mode
== ixgbe_fc_full
) {
425 static int ixgbe_set_pauseparam(struct net_device
*netdev
,
426 struct ethtool_pauseparam
*pause
)
428 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
429 struct ixgbe_hw
*hw
= &adapter
->hw
;
430 struct ixgbe_fc_info fc
= hw
->fc
;
432 /* 82598 does no support link flow control with DCB enabled */
433 if ((hw
->mac
.type
== ixgbe_mac_82598EB
) &&
434 (adapter
->flags
& IXGBE_FLAG_DCB_ENABLED
))
437 /* some devices do not support autoneg of link flow control */
438 if ((pause
->autoneg
== AUTONEG_ENABLE
) &&
439 !ixgbe_device_supports_autoneg_fc(hw
))
442 fc
.disable_fc_autoneg
= (pause
->autoneg
!= AUTONEG_ENABLE
);
444 if ((pause
->rx_pause
&& pause
->tx_pause
) || pause
->autoneg
)
445 fc
.requested_mode
= ixgbe_fc_full
;
446 else if (pause
->rx_pause
&& !pause
->tx_pause
)
447 fc
.requested_mode
= ixgbe_fc_rx_pause
;
448 else if (!pause
->rx_pause
&& pause
->tx_pause
)
449 fc
.requested_mode
= ixgbe_fc_tx_pause
;
451 fc
.requested_mode
= ixgbe_fc_none
;
453 /* if the thing changed then we'll update and use new autoneg */
454 if (memcmp(&fc
, &hw
->fc
, sizeof(struct ixgbe_fc_info
))) {
456 if (netif_running(netdev
))
457 ixgbe_reinit_locked(adapter
);
459 ixgbe_reset(adapter
);
465 static u32
ixgbe_get_msglevel(struct net_device
*netdev
)
467 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
468 return adapter
->msg_enable
;
471 static void ixgbe_set_msglevel(struct net_device
*netdev
, u32 data
)
473 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
474 adapter
->msg_enable
= data
;
477 static int ixgbe_get_regs_len(struct net_device
*netdev
)
479 #define IXGBE_REGS_LEN 1139
480 return IXGBE_REGS_LEN
* sizeof(u32
);
483 #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_
485 static void ixgbe_get_regs(struct net_device
*netdev
,
486 struct ethtool_regs
*regs
, void *p
)
488 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
489 struct ixgbe_hw
*hw
= &adapter
->hw
;
493 memset(p
, 0, IXGBE_REGS_LEN
* sizeof(u32
));
495 regs
->version
= hw
->mac
.type
<< 24 | hw
->revision_id
<< 16 |
498 /* General Registers */
499 regs_buff
[0] = IXGBE_READ_REG(hw
, IXGBE_CTRL
);
500 regs_buff
[1] = IXGBE_READ_REG(hw
, IXGBE_STATUS
);
501 regs_buff
[2] = IXGBE_READ_REG(hw
, IXGBE_CTRL_EXT
);
502 regs_buff
[3] = IXGBE_READ_REG(hw
, IXGBE_ESDP
);
503 regs_buff
[4] = IXGBE_READ_REG(hw
, IXGBE_EODSDP
);
504 regs_buff
[5] = IXGBE_READ_REG(hw
, IXGBE_LEDCTL
);
505 regs_buff
[6] = IXGBE_READ_REG(hw
, IXGBE_FRTIMER
);
506 regs_buff
[7] = IXGBE_READ_REG(hw
, IXGBE_TCPTIMER
);
509 regs_buff
[8] = IXGBE_READ_REG(hw
, IXGBE_EEC(hw
));
510 regs_buff
[9] = IXGBE_READ_REG(hw
, IXGBE_EERD
);
511 regs_buff
[10] = IXGBE_READ_REG(hw
, IXGBE_FLA(hw
));
512 regs_buff
[11] = IXGBE_READ_REG(hw
, IXGBE_EEMNGCTL
);
513 regs_buff
[12] = IXGBE_READ_REG(hw
, IXGBE_EEMNGDATA
);
514 regs_buff
[13] = IXGBE_READ_REG(hw
, IXGBE_FLMNGCTL
);
515 regs_buff
[14] = IXGBE_READ_REG(hw
, IXGBE_FLMNGDATA
);
516 regs_buff
[15] = IXGBE_READ_REG(hw
, IXGBE_FLMNGCNT
);
517 regs_buff
[16] = IXGBE_READ_REG(hw
, IXGBE_FLOP
);
518 regs_buff
[17] = IXGBE_READ_REG(hw
, IXGBE_GRC(hw
));
521 /* don't read EICR because it can clear interrupt causes, instead
522 * read EICS which is a shadow but doesn't clear EICR */
523 regs_buff
[18] = IXGBE_READ_REG(hw
, IXGBE_EICS
);
524 regs_buff
[19] = IXGBE_READ_REG(hw
, IXGBE_EICS
);
525 regs_buff
[20] = IXGBE_READ_REG(hw
, IXGBE_EIMS
);
526 regs_buff
[21] = IXGBE_READ_REG(hw
, IXGBE_EIMC
);
527 regs_buff
[22] = IXGBE_READ_REG(hw
, IXGBE_EIAC
);
528 regs_buff
[23] = IXGBE_READ_REG(hw
, IXGBE_EIAM
);
529 regs_buff
[24] = IXGBE_READ_REG(hw
, IXGBE_EITR(0));
530 regs_buff
[25] = IXGBE_READ_REG(hw
, IXGBE_IVAR(0));
531 regs_buff
[26] = IXGBE_READ_REG(hw
, IXGBE_MSIXT
);
532 regs_buff
[27] = IXGBE_READ_REG(hw
, IXGBE_MSIXPBA
);
533 regs_buff
[28] = IXGBE_READ_REG(hw
, IXGBE_PBACL(0));
534 regs_buff
[29] = IXGBE_READ_REG(hw
, IXGBE_GPIE
);
537 regs_buff
[30] = IXGBE_READ_REG(hw
, IXGBE_PFCTOP
);
538 for (i
= 0; i
< 4; i
++)
539 regs_buff
[31 + i
] = IXGBE_READ_REG(hw
, IXGBE_FCTTV(i
));
540 for (i
= 0; i
< 8; i
++) {
541 switch (hw
->mac
.type
) {
542 case ixgbe_mac_82598EB
:
543 regs_buff
[35 + i
] = IXGBE_READ_REG(hw
, IXGBE_FCRTL(i
));
544 regs_buff
[43 + i
] = IXGBE_READ_REG(hw
, IXGBE_FCRTH(i
));
546 case ixgbe_mac_82599EB
:
549 case ixgbe_mac_X550EM_x
:
550 case ixgbe_mac_x550em_a
:
551 regs_buff
[35 + i
] = IXGBE_READ_REG(hw
, IXGBE_FCRTL_82599(i
));
552 regs_buff
[43 + i
] = IXGBE_READ_REG(hw
, IXGBE_FCRTH_82599(i
));
558 regs_buff
[51] = IXGBE_READ_REG(hw
, IXGBE_FCRTV
);
559 regs_buff
[52] = IXGBE_READ_REG(hw
, IXGBE_TFCS
);
562 for (i
= 0; i
< 64; i
++)
563 regs_buff
[53 + i
] = IXGBE_READ_REG(hw
, IXGBE_RDBAL(i
));
564 for (i
= 0; i
< 64; i
++)
565 regs_buff
[117 + i
] = IXGBE_READ_REG(hw
, IXGBE_RDBAH(i
));
566 for (i
= 0; i
< 64; i
++)
567 regs_buff
[181 + i
] = IXGBE_READ_REG(hw
, IXGBE_RDLEN(i
));
568 for (i
= 0; i
< 64; i
++)
569 regs_buff
[245 + i
] = IXGBE_READ_REG(hw
, IXGBE_RDH(i
));
570 for (i
= 0; i
< 64; i
++)
571 regs_buff
[309 + i
] = IXGBE_READ_REG(hw
, IXGBE_RDT(i
));
572 for (i
= 0; i
< 64; i
++)
573 regs_buff
[373 + i
] = IXGBE_READ_REG(hw
, IXGBE_RXDCTL(i
));
574 for (i
= 0; i
< 16; i
++)
575 regs_buff
[437 + i
] = IXGBE_READ_REG(hw
, IXGBE_SRRCTL(i
));
576 for (i
= 0; i
< 16; i
++)
577 regs_buff
[453 + i
] = IXGBE_READ_REG(hw
, IXGBE_DCA_RXCTRL(i
));
578 regs_buff
[469] = IXGBE_READ_REG(hw
, IXGBE_RDRXCTL
);
579 for (i
= 0; i
< 8; i
++)
580 regs_buff
[470 + i
] = IXGBE_READ_REG(hw
, IXGBE_RXPBSIZE(i
));
581 regs_buff
[478] = IXGBE_READ_REG(hw
, IXGBE_RXCTRL
);
582 regs_buff
[479] = IXGBE_READ_REG(hw
, IXGBE_DROPEN
);
585 regs_buff
[480] = IXGBE_READ_REG(hw
, IXGBE_RXCSUM
);
586 regs_buff
[481] = IXGBE_READ_REG(hw
, IXGBE_RFCTL
);
587 for (i
= 0; i
< 16; i
++)
588 regs_buff
[482 + i
] = IXGBE_READ_REG(hw
, IXGBE_RAL(i
));
589 for (i
= 0; i
< 16; i
++)
590 regs_buff
[498 + i
] = IXGBE_READ_REG(hw
, IXGBE_RAH(i
));
591 regs_buff
[514] = IXGBE_READ_REG(hw
, IXGBE_PSRTYPE(0));
592 regs_buff
[515] = IXGBE_READ_REG(hw
, IXGBE_FCTRL
);
593 regs_buff
[516] = IXGBE_READ_REG(hw
, IXGBE_VLNCTRL
);
594 regs_buff
[517] = IXGBE_READ_REG(hw
, IXGBE_MCSTCTRL
);
595 regs_buff
[518] = IXGBE_READ_REG(hw
, IXGBE_MRQC
);
596 regs_buff
[519] = IXGBE_READ_REG(hw
, IXGBE_VMD_CTL
);
597 for (i
= 0; i
< 8; i
++)
598 regs_buff
[520 + i
] = IXGBE_READ_REG(hw
, IXGBE_IMIR(i
));
599 for (i
= 0; i
< 8; i
++)
600 regs_buff
[528 + i
] = IXGBE_READ_REG(hw
, IXGBE_IMIREXT(i
));
601 regs_buff
[536] = IXGBE_READ_REG(hw
, IXGBE_IMIRVP
);
604 for (i
= 0; i
< 32; i
++)
605 regs_buff
[537 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDBAL(i
));
606 for (i
= 0; i
< 32; i
++)
607 regs_buff
[569 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDBAH(i
));
608 for (i
= 0; i
< 32; i
++)
609 regs_buff
[601 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDLEN(i
));
610 for (i
= 0; i
< 32; i
++)
611 regs_buff
[633 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDH(i
));
612 for (i
= 0; i
< 32; i
++)
613 regs_buff
[665 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDT(i
));
614 for (i
= 0; i
< 32; i
++)
615 regs_buff
[697 + i
] = IXGBE_READ_REG(hw
, IXGBE_TXDCTL(i
));
616 for (i
= 0; i
< 32; i
++)
617 regs_buff
[729 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDWBAL(i
));
618 for (i
= 0; i
< 32; i
++)
619 regs_buff
[761 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDWBAH(i
));
620 regs_buff
[793] = IXGBE_READ_REG(hw
, IXGBE_DTXCTL
);
621 for (i
= 0; i
< 16; i
++)
622 regs_buff
[794 + i
] = IXGBE_READ_REG(hw
, IXGBE_DCA_TXCTRL(i
));
623 regs_buff
[810] = IXGBE_READ_REG(hw
, IXGBE_TIPG
);
624 for (i
= 0; i
< 8; i
++)
625 regs_buff
[811 + i
] = IXGBE_READ_REG(hw
, IXGBE_TXPBSIZE(i
));
626 regs_buff
[819] = IXGBE_READ_REG(hw
, IXGBE_MNGTXMAP
);
629 regs_buff
[820] = IXGBE_READ_REG(hw
, IXGBE_WUC
);
630 regs_buff
[821] = IXGBE_READ_REG(hw
, IXGBE_WUFC
);
631 regs_buff
[822] = IXGBE_READ_REG(hw
, IXGBE_WUS
);
632 regs_buff
[823] = IXGBE_READ_REG(hw
, IXGBE_IPAV
);
633 regs_buff
[824] = IXGBE_READ_REG(hw
, IXGBE_IP4AT
);
634 regs_buff
[825] = IXGBE_READ_REG(hw
, IXGBE_IP6AT
);
635 regs_buff
[826] = IXGBE_READ_REG(hw
, IXGBE_WUPL
);
636 regs_buff
[827] = IXGBE_READ_REG(hw
, IXGBE_WUPM
);
637 regs_buff
[828] = IXGBE_READ_REG(hw
, IXGBE_FHFT(0));
640 regs_buff
[829] = IXGBE_READ_REG(hw
, IXGBE_RMCS
); /* same as FCCFG */
641 regs_buff
[831] = IXGBE_READ_REG(hw
, IXGBE_PDPMCS
); /* same as RTTPCS */
643 switch (hw
->mac
.type
) {
644 case ixgbe_mac_82598EB
:
645 regs_buff
[830] = IXGBE_READ_REG(hw
, IXGBE_DPMCS
);
646 regs_buff
[832] = IXGBE_READ_REG(hw
, IXGBE_RUPPBMR
);
647 for (i
= 0; i
< 8; i
++)
649 IXGBE_READ_REG(hw
, IXGBE_RT2CR(i
));
650 for (i
= 0; i
< 8; i
++)
652 IXGBE_READ_REG(hw
, IXGBE_RT2SR(i
));
653 for (i
= 0; i
< 8; i
++)
655 IXGBE_READ_REG(hw
, IXGBE_TDTQ2TCCR(i
));
656 for (i
= 0; i
< 8; i
++)
658 IXGBE_READ_REG(hw
, IXGBE_TDTQ2TCSR(i
));
660 case ixgbe_mac_82599EB
:
663 case ixgbe_mac_X550EM_x
:
664 case ixgbe_mac_x550em_a
:
665 regs_buff
[830] = IXGBE_READ_REG(hw
, IXGBE_RTTDCS
);
666 regs_buff
[832] = IXGBE_READ_REG(hw
, IXGBE_RTRPCS
);
667 for (i
= 0; i
< 8; i
++)
669 IXGBE_READ_REG(hw
, IXGBE_RTRPT4C(i
));
670 for (i
= 0; i
< 8; i
++)
672 IXGBE_READ_REG(hw
, IXGBE_RTRPT4S(i
));
673 for (i
= 0; i
< 8; i
++)
675 IXGBE_READ_REG(hw
, IXGBE_RTTDT2C(i
));
676 for (i
= 0; i
< 8; i
++)
678 IXGBE_READ_REG(hw
, IXGBE_RTTDT2S(i
));
684 for (i
= 0; i
< 8; i
++)
686 IXGBE_READ_REG(hw
, IXGBE_TDPT2TCCR(i
)); /* same as RTTPT2C */
687 for (i
= 0; i
< 8; i
++)
689 IXGBE_READ_REG(hw
, IXGBE_TDPT2TCSR(i
)); /* same as RTTPT2S */
692 regs_buff
[881] = IXGBE_GET_STAT(adapter
, crcerrs
);
693 regs_buff
[882] = IXGBE_GET_STAT(adapter
, illerrc
);
694 regs_buff
[883] = IXGBE_GET_STAT(adapter
, errbc
);
695 regs_buff
[884] = IXGBE_GET_STAT(adapter
, mspdc
);
696 for (i
= 0; i
< 8; i
++)
697 regs_buff
[885 + i
] = IXGBE_GET_STAT(adapter
, mpc
[i
]);
698 regs_buff
[893] = IXGBE_GET_STAT(adapter
, mlfc
);
699 regs_buff
[894] = IXGBE_GET_STAT(adapter
, mrfc
);
700 regs_buff
[895] = IXGBE_GET_STAT(adapter
, rlec
);
701 regs_buff
[896] = IXGBE_GET_STAT(adapter
, lxontxc
);
702 regs_buff
[897] = IXGBE_GET_STAT(adapter
, lxonrxc
);
703 regs_buff
[898] = IXGBE_GET_STAT(adapter
, lxofftxc
);
704 regs_buff
[899] = IXGBE_GET_STAT(adapter
, lxoffrxc
);
705 for (i
= 0; i
< 8; i
++)
706 regs_buff
[900 + i
] = IXGBE_GET_STAT(adapter
, pxontxc
[i
]);
707 for (i
= 0; i
< 8; i
++)
708 regs_buff
[908 + i
] = IXGBE_GET_STAT(adapter
, pxonrxc
[i
]);
709 for (i
= 0; i
< 8; i
++)
710 regs_buff
[916 + i
] = IXGBE_GET_STAT(adapter
, pxofftxc
[i
]);
711 for (i
= 0; i
< 8; i
++)
712 regs_buff
[924 + i
] = IXGBE_GET_STAT(adapter
, pxoffrxc
[i
]);
713 regs_buff
[932] = IXGBE_GET_STAT(adapter
, prc64
);
714 regs_buff
[933] = IXGBE_GET_STAT(adapter
, prc127
);
715 regs_buff
[934] = IXGBE_GET_STAT(adapter
, prc255
);
716 regs_buff
[935] = IXGBE_GET_STAT(adapter
, prc511
);
717 regs_buff
[936] = IXGBE_GET_STAT(adapter
, prc1023
);
718 regs_buff
[937] = IXGBE_GET_STAT(adapter
, prc1522
);
719 regs_buff
[938] = IXGBE_GET_STAT(adapter
, gprc
);
720 regs_buff
[939] = IXGBE_GET_STAT(adapter
, bprc
);
721 regs_buff
[940] = IXGBE_GET_STAT(adapter
, mprc
);
722 regs_buff
[941] = IXGBE_GET_STAT(adapter
, gptc
);
723 regs_buff
[942] = (u32
)IXGBE_GET_STAT(adapter
, gorc
);
724 regs_buff
[943] = (u32
)(IXGBE_GET_STAT(adapter
, gorc
) >> 32);
725 regs_buff
[944] = (u32
)IXGBE_GET_STAT(adapter
, gotc
);
726 regs_buff
[945] = (u32
)(IXGBE_GET_STAT(adapter
, gotc
) >> 32);
727 for (i
= 0; i
< 8; i
++)
728 regs_buff
[946 + i
] = IXGBE_GET_STAT(adapter
, rnbc
[i
]);
729 regs_buff
[954] = IXGBE_GET_STAT(adapter
, ruc
);
730 regs_buff
[955] = IXGBE_GET_STAT(adapter
, rfc
);
731 regs_buff
[956] = IXGBE_GET_STAT(adapter
, roc
);
732 regs_buff
[957] = IXGBE_GET_STAT(adapter
, rjc
);
733 regs_buff
[958] = IXGBE_GET_STAT(adapter
, mngprc
);
734 regs_buff
[959] = IXGBE_GET_STAT(adapter
, mngpdc
);
735 regs_buff
[960] = IXGBE_GET_STAT(adapter
, mngptc
);
736 regs_buff
[961] = (u32
)IXGBE_GET_STAT(adapter
, tor
);
737 regs_buff
[962] = (u32
)(IXGBE_GET_STAT(adapter
, tor
) >> 32);
738 regs_buff
[963] = IXGBE_GET_STAT(adapter
, tpr
);
739 regs_buff
[964] = IXGBE_GET_STAT(adapter
, tpt
);
740 regs_buff
[965] = IXGBE_GET_STAT(adapter
, ptc64
);
741 regs_buff
[966] = IXGBE_GET_STAT(adapter
, ptc127
);
742 regs_buff
[967] = IXGBE_GET_STAT(adapter
, ptc255
);
743 regs_buff
[968] = IXGBE_GET_STAT(adapter
, ptc511
);
744 regs_buff
[969] = IXGBE_GET_STAT(adapter
, ptc1023
);
745 regs_buff
[970] = IXGBE_GET_STAT(adapter
, ptc1522
);
746 regs_buff
[971] = IXGBE_GET_STAT(adapter
, mptc
);
747 regs_buff
[972] = IXGBE_GET_STAT(adapter
, bptc
);
748 regs_buff
[973] = IXGBE_GET_STAT(adapter
, xec
);
749 for (i
= 0; i
< 16; i
++)
750 regs_buff
[974 + i
] = IXGBE_GET_STAT(adapter
, qprc
[i
]);
751 for (i
= 0; i
< 16; i
++)
752 regs_buff
[990 + i
] = IXGBE_GET_STAT(adapter
, qptc
[i
]);
753 for (i
= 0; i
< 16; i
++)
754 regs_buff
[1006 + i
] = IXGBE_GET_STAT(adapter
, qbrc
[i
]);
755 for (i
= 0; i
< 16; i
++)
756 regs_buff
[1022 + i
] = IXGBE_GET_STAT(adapter
, qbtc
[i
]);
759 regs_buff
[1038] = IXGBE_READ_REG(hw
, IXGBE_PCS1GCFIG
);
760 regs_buff
[1039] = IXGBE_READ_REG(hw
, IXGBE_PCS1GLCTL
);
761 regs_buff
[1040] = IXGBE_READ_REG(hw
, IXGBE_PCS1GLSTA
);
762 regs_buff
[1041] = IXGBE_READ_REG(hw
, IXGBE_PCS1GDBG0
);
763 regs_buff
[1042] = IXGBE_READ_REG(hw
, IXGBE_PCS1GDBG1
);
764 regs_buff
[1043] = IXGBE_READ_REG(hw
, IXGBE_PCS1GANA
);
765 regs_buff
[1044] = IXGBE_READ_REG(hw
, IXGBE_PCS1GANLP
);
766 regs_buff
[1045] = IXGBE_READ_REG(hw
, IXGBE_PCS1GANNP
);
767 regs_buff
[1046] = IXGBE_READ_REG(hw
, IXGBE_PCS1GANLPNP
);
768 regs_buff
[1047] = IXGBE_READ_REG(hw
, IXGBE_HLREG0
);
769 regs_buff
[1048] = IXGBE_READ_REG(hw
, IXGBE_HLREG1
);
770 regs_buff
[1049] = IXGBE_READ_REG(hw
, IXGBE_PAP
);
771 regs_buff
[1050] = IXGBE_READ_REG(hw
, IXGBE_MACA
);
772 regs_buff
[1051] = IXGBE_READ_REG(hw
, IXGBE_APAE
);
773 regs_buff
[1052] = IXGBE_READ_REG(hw
, IXGBE_ARD
);
774 regs_buff
[1053] = IXGBE_READ_REG(hw
, IXGBE_AIS
);
775 regs_buff
[1054] = IXGBE_READ_REG(hw
, IXGBE_MSCA
);
776 regs_buff
[1055] = IXGBE_READ_REG(hw
, IXGBE_MSRWD
);
777 regs_buff
[1056] = IXGBE_READ_REG(hw
, IXGBE_MLADD
);
778 regs_buff
[1057] = IXGBE_READ_REG(hw
, IXGBE_MHADD
);
779 regs_buff
[1058] = IXGBE_READ_REG(hw
, IXGBE_TREG
);
780 regs_buff
[1059] = IXGBE_READ_REG(hw
, IXGBE_PCSS1
);
781 regs_buff
[1060] = IXGBE_READ_REG(hw
, IXGBE_PCSS2
);
782 regs_buff
[1061] = IXGBE_READ_REG(hw
, IXGBE_XPCSS
);
783 regs_buff
[1062] = IXGBE_READ_REG(hw
, IXGBE_SERDESC
);
784 regs_buff
[1063] = IXGBE_READ_REG(hw
, IXGBE_MACS
);
785 regs_buff
[1064] = IXGBE_READ_REG(hw
, IXGBE_AUTOC
);
786 regs_buff
[1065] = IXGBE_READ_REG(hw
, IXGBE_LINKS
);
787 regs_buff
[1066] = IXGBE_READ_REG(hw
, IXGBE_AUTOC2
);
788 regs_buff
[1067] = IXGBE_READ_REG(hw
, IXGBE_AUTOC3
);
789 regs_buff
[1068] = IXGBE_READ_REG(hw
, IXGBE_ANLP1
);
790 regs_buff
[1069] = IXGBE_READ_REG(hw
, IXGBE_ANLP2
);
791 regs_buff
[1070] = IXGBE_READ_REG(hw
, IXGBE_ATLASCTL
);
794 regs_buff
[1071] = IXGBE_READ_REG(hw
, IXGBE_RDSTATCTL
);
795 for (i
= 0; i
< 8; i
++)
796 regs_buff
[1072 + i
] = IXGBE_READ_REG(hw
, IXGBE_RDSTAT(i
));
797 regs_buff
[1080] = IXGBE_READ_REG(hw
, IXGBE_RDHMPN
);
798 for (i
= 0; i
< 4; i
++)
799 regs_buff
[1081 + i
] = IXGBE_READ_REG(hw
, IXGBE_RIC_DW(i
));
800 regs_buff
[1085] = IXGBE_READ_REG(hw
, IXGBE_RDPROBE
);
801 regs_buff
[1086] = IXGBE_READ_REG(hw
, IXGBE_TDSTATCTL
);
802 for (i
= 0; i
< 8; i
++)
803 regs_buff
[1087 + i
] = IXGBE_READ_REG(hw
, IXGBE_TDSTAT(i
));
804 regs_buff
[1095] = IXGBE_READ_REG(hw
, IXGBE_TDHMPN
);
805 for (i
= 0; i
< 4; i
++)
806 regs_buff
[1096 + i
] = IXGBE_READ_REG(hw
, IXGBE_TIC_DW(i
));
807 regs_buff
[1100] = IXGBE_READ_REG(hw
, IXGBE_TDPROBE
);
808 regs_buff
[1101] = IXGBE_READ_REG(hw
, IXGBE_TXBUFCTRL
);
809 for (i
= 0; i
< 4; i
++)
810 regs_buff
[1102 + i
] = IXGBE_READ_REG(hw
, IXGBE_TXBUFDATA(i
));
811 regs_buff
[1106] = IXGBE_READ_REG(hw
, IXGBE_RXBUFCTRL
);
812 for (i
= 0; i
< 4; i
++)
813 regs_buff
[1107 + i
] = IXGBE_READ_REG(hw
, IXGBE_RXBUFDATA(i
));
814 for (i
= 0; i
< 8; i
++)
815 regs_buff
[1111 + i
] = IXGBE_READ_REG(hw
, IXGBE_PCIE_DIAG(i
));
816 regs_buff
[1119] = IXGBE_READ_REG(hw
, IXGBE_RFVAL
);
817 regs_buff
[1120] = IXGBE_READ_REG(hw
, IXGBE_MDFTC1
);
818 regs_buff
[1121] = IXGBE_READ_REG(hw
, IXGBE_MDFTC2
);
819 regs_buff
[1122] = IXGBE_READ_REG(hw
, IXGBE_MDFTFIFO1
);
820 regs_buff
[1123] = IXGBE_READ_REG(hw
, IXGBE_MDFTFIFO2
);
821 regs_buff
[1124] = IXGBE_READ_REG(hw
, IXGBE_MDFTS
);
822 regs_buff
[1125] = IXGBE_READ_REG(hw
, IXGBE_PCIEECCCTL
);
823 regs_buff
[1126] = IXGBE_READ_REG(hw
, IXGBE_PBTXECC
);
824 regs_buff
[1127] = IXGBE_READ_REG(hw
, IXGBE_PBRXECC
);
826 /* 82599 X540 specific registers */
827 regs_buff
[1128] = IXGBE_READ_REG(hw
, IXGBE_MFLCN
);
829 /* 82599 X540 specific DCB registers */
830 regs_buff
[1129] = IXGBE_READ_REG(hw
, IXGBE_RTRUP2TC
);
831 regs_buff
[1130] = IXGBE_READ_REG(hw
, IXGBE_RTTUP2TC
);
832 for (i
= 0; i
< 4; i
++)
833 regs_buff
[1131 + i
] = IXGBE_READ_REG(hw
, IXGBE_TXLLQ(i
));
834 regs_buff
[1135] = IXGBE_READ_REG(hw
, IXGBE_RTTBCNRM
);
835 /* same as RTTQCNRM */
836 regs_buff
[1136] = IXGBE_READ_REG(hw
, IXGBE_RTTBCNRD
);
837 /* same as RTTQCNRR */
839 /* X540 specific DCB registers */
840 regs_buff
[1137] = IXGBE_READ_REG(hw
, IXGBE_RTTQCNCR
);
841 regs_buff
[1138] = IXGBE_READ_REG(hw
, IXGBE_RTTQCNTG
);
844 static int ixgbe_get_eeprom_len(struct net_device
*netdev
)
846 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
847 return adapter
->hw
.eeprom
.word_size
* 2;
850 static int ixgbe_get_eeprom(struct net_device
*netdev
,
851 struct ethtool_eeprom
*eeprom
, u8
*bytes
)
853 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
854 struct ixgbe_hw
*hw
= &adapter
->hw
;
856 int first_word
, last_word
, eeprom_len
;
860 if (eeprom
->len
== 0)
863 eeprom
->magic
= hw
->vendor_id
| (hw
->device_id
<< 16);
865 first_word
= eeprom
->offset
>> 1;
866 last_word
= (eeprom
->offset
+ eeprom
->len
- 1) >> 1;
867 eeprom_len
= last_word
- first_word
+ 1;
869 eeprom_buff
= kmalloc(sizeof(u16
) * eeprom_len
, GFP_KERNEL
);
873 ret_val
= hw
->eeprom
.ops
.read_buffer(hw
, first_word
, eeprom_len
,
876 /* Device's eeprom is always little-endian, word addressable */
877 for (i
= 0; i
< eeprom_len
; i
++)
878 le16_to_cpus(&eeprom_buff
[i
]);
880 memcpy(bytes
, (u8
*)eeprom_buff
+ (eeprom
->offset
& 1), eeprom
->len
);
886 static int ixgbe_set_eeprom(struct net_device
*netdev
,
887 struct ethtool_eeprom
*eeprom
, u8
*bytes
)
889 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
890 struct ixgbe_hw
*hw
= &adapter
->hw
;
893 int max_len
, first_word
, last_word
, ret_val
= 0;
896 if (eeprom
->len
== 0)
899 if (eeprom
->magic
!= (hw
->vendor_id
| (hw
->device_id
<< 16)))
902 max_len
= hw
->eeprom
.word_size
* 2;
904 first_word
= eeprom
->offset
>> 1;
905 last_word
= (eeprom
->offset
+ eeprom
->len
- 1) >> 1;
906 eeprom_buff
= kmalloc(max_len
, GFP_KERNEL
);
912 if (eeprom
->offset
& 1) {
914 * need read/modify/write of first changed EEPROM word
915 * only the second byte of the word is being modified
917 ret_val
= hw
->eeprom
.ops
.read(hw
, first_word
, &eeprom_buff
[0]);
923 if ((eeprom
->offset
+ eeprom
->len
) & 1) {
925 * need read/modify/write of last changed EEPROM word
926 * only the first byte of the word is being modified
928 ret_val
= hw
->eeprom
.ops
.read(hw
, last_word
,
929 &eeprom_buff
[last_word
- first_word
]);
934 /* Device's eeprom is always little-endian, word addressable */
935 for (i
= 0; i
< last_word
- first_word
+ 1; i
++)
936 le16_to_cpus(&eeprom_buff
[i
]);
938 memcpy(ptr
, bytes
, eeprom
->len
);
940 for (i
= 0; i
< last_word
- first_word
+ 1; i
++)
941 cpu_to_le16s(&eeprom_buff
[i
]);
943 ret_val
= hw
->eeprom
.ops
.write_buffer(hw
, first_word
,
944 last_word
- first_word
+ 1,
947 /* Update the checksum */
949 hw
->eeprom
.ops
.update_checksum(hw
);
956 static void ixgbe_get_drvinfo(struct net_device
*netdev
,
957 struct ethtool_drvinfo
*drvinfo
)
959 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
962 strlcpy(drvinfo
->driver
, ixgbe_driver_name
, sizeof(drvinfo
->driver
));
963 strlcpy(drvinfo
->version
, ixgbe_driver_version
,
964 sizeof(drvinfo
->version
));
966 nvm_track_id
= (adapter
->eeprom_verh
<< 16) |
967 adapter
->eeprom_verl
;
968 snprintf(drvinfo
->fw_version
, sizeof(drvinfo
->fw_version
), "0x%08x",
971 strlcpy(drvinfo
->bus_info
, pci_name(adapter
->pdev
),
972 sizeof(drvinfo
->bus_info
));
975 static void ixgbe_get_ringparam(struct net_device
*netdev
,
976 struct ethtool_ringparam
*ring
)
978 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
979 struct ixgbe_ring
*tx_ring
= adapter
->tx_ring
[0];
980 struct ixgbe_ring
*rx_ring
= adapter
->rx_ring
[0];
982 ring
->rx_max_pending
= IXGBE_MAX_RXD
;
983 ring
->tx_max_pending
= IXGBE_MAX_TXD
;
984 ring
->rx_pending
= rx_ring
->count
;
985 ring
->tx_pending
= tx_ring
->count
;
988 static int ixgbe_set_ringparam(struct net_device
*netdev
,
989 struct ethtool_ringparam
*ring
)
991 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
992 struct ixgbe_ring
*temp_ring
;
994 u32 new_rx_count
, new_tx_count
;
996 if ((ring
->rx_mini_pending
) || (ring
->rx_jumbo_pending
))
999 new_tx_count
= clamp_t(u32
, ring
->tx_pending
,
1000 IXGBE_MIN_TXD
, IXGBE_MAX_TXD
);
1001 new_tx_count
= ALIGN(new_tx_count
, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE
);
1003 new_rx_count
= clamp_t(u32
, ring
->rx_pending
,
1004 IXGBE_MIN_RXD
, IXGBE_MAX_RXD
);
1005 new_rx_count
= ALIGN(new_rx_count
, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE
);
1007 if ((new_tx_count
== adapter
->tx_ring_count
) &&
1008 (new_rx_count
== adapter
->rx_ring_count
)) {
1013 while (test_and_set_bit(__IXGBE_RESETTING
, &adapter
->state
))
1014 usleep_range(1000, 2000);
1016 if (!netif_running(adapter
->netdev
)) {
1017 for (i
= 0; i
< adapter
->num_tx_queues
; i
++)
1018 adapter
->tx_ring
[i
]->count
= new_tx_count
;
1019 for (i
= 0; i
< adapter
->num_rx_queues
; i
++)
1020 adapter
->rx_ring
[i
]->count
= new_rx_count
;
1021 adapter
->tx_ring_count
= new_tx_count
;
1022 adapter
->rx_ring_count
= new_rx_count
;
1026 /* allocate temporary buffer to store rings in */
1027 i
= max_t(int, adapter
->num_tx_queues
, adapter
->num_rx_queues
);
1028 temp_ring
= vmalloc(i
* sizeof(struct ixgbe_ring
));
1035 ixgbe_down(adapter
);
1038 * Setup new Tx resources and free the old Tx resources in that order.
1039 * We can then assign the new resources to the rings via a memcpy.
1040 * The advantage to this approach is that we are guaranteed to still
1041 * have resources even in the case of an allocation failure.
1043 if (new_tx_count
!= adapter
->tx_ring_count
) {
1044 for (i
= 0; i
< adapter
->num_tx_queues
; i
++) {
1045 memcpy(&temp_ring
[i
], adapter
->tx_ring
[i
],
1046 sizeof(struct ixgbe_ring
));
1048 temp_ring
[i
].count
= new_tx_count
;
1049 err
= ixgbe_setup_tx_resources(&temp_ring
[i
]);
1053 ixgbe_free_tx_resources(&temp_ring
[i
]);
1059 for (i
= 0; i
< adapter
->num_tx_queues
; i
++) {
1060 ixgbe_free_tx_resources(adapter
->tx_ring
[i
]);
1062 memcpy(adapter
->tx_ring
[i
], &temp_ring
[i
],
1063 sizeof(struct ixgbe_ring
));
1066 adapter
->tx_ring_count
= new_tx_count
;
1069 /* Repeat the process for the Rx rings if needed */
1070 if (new_rx_count
!= adapter
->rx_ring_count
) {
1071 for (i
= 0; i
< adapter
->num_rx_queues
; i
++) {
1072 memcpy(&temp_ring
[i
], adapter
->rx_ring
[i
],
1073 sizeof(struct ixgbe_ring
));
1075 temp_ring
[i
].count
= new_rx_count
;
1076 err
= ixgbe_setup_rx_resources(&temp_ring
[i
]);
1080 ixgbe_free_rx_resources(&temp_ring
[i
]);
1087 for (i
= 0; i
< adapter
->num_rx_queues
; i
++) {
1088 ixgbe_free_rx_resources(adapter
->rx_ring
[i
]);
1090 memcpy(adapter
->rx_ring
[i
], &temp_ring
[i
],
1091 sizeof(struct ixgbe_ring
));
1094 adapter
->rx_ring_count
= new_rx_count
;
1101 clear_bit(__IXGBE_RESETTING
, &adapter
->state
);
1105 static int ixgbe_get_sset_count(struct net_device
*netdev
, int sset
)
1109 return IXGBE_TEST_LEN
;
1111 return IXGBE_STATS_LEN
;
1117 static void ixgbe_get_ethtool_stats(struct net_device
*netdev
,
1118 struct ethtool_stats
*stats
, u64
*data
)
1120 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
1121 struct rtnl_link_stats64 temp
;
1122 const struct rtnl_link_stats64
*net_stats
;
1124 struct ixgbe_ring
*ring
;
1128 ixgbe_update_stats(adapter
);
1129 net_stats
= dev_get_stats(netdev
, &temp
);
1130 for (i
= 0; i
< IXGBE_GLOBAL_STATS_LEN
; i
++) {
1131 switch (ixgbe_gstrings_stats
[i
].type
) {
1133 p
= (char *) net_stats
+
1134 ixgbe_gstrings_stats
[i
].stat_offset
;
1137 p
= (char *) adapter
+
1138 ixgbe_gstrings_stats
[i
].stat_offset
;
1145 data
[i
] = (ixgbe_gstrings_stats
[i
].sizeof_stat
==
1146 sizeof(u64
)) ? *(u64
*)p
: *(u32
*)p
;
1148 for (j
= 0; j
< netdev
->num_tx_queues
; j
++) {
1149 ring
= adapter
->tx_ring
[j
];
1154 #ifdef BP_EXTENDED_STATS
1164 start
= u64_stats_fetch_begin_irq(&ring
->syncp
);
1165 data
[i
] = ring
->stats
.packets
;
1166 data
[i
+1] = ring
->stats
.bytes
;
1167 } while (u64_stats_fetch_retry_irq(&ring
->syncp
, start
));
1169 #ifdef BP_EXTENDED_STATS
1170 data
[i
] = ring
->stats
.yields
;
1171 data
[i
+1] = ring
->stats
.misses
;
1172 data
[i
+2] = ring
->stats
.cleaned
;
1176 for (j
= 0; j
< IXGBE_NUM_RX_QUEUES
; j
++) {
1177 ring
= adapter
->rx_ring
[j
];
1182 #ifdef BP_EXTENDED_STATS
1192 start
= u64_stats_fetch_begin_irq(&ring
->syncp
);
1193 data
[i
] = ring
->stats
.packets
;
1194 data
[i
+1] = ring
->stats
.bytes
;
1195 } while (u64_stats_fetch_retry_irq(&ring
->syncp
, start
));
1197 #ifdef BP_EXTENDED_STATS
1198 data
[i
] = ring
->stats
.yields
;
1199 data
[i
+1] = ring
->stats
.misses
;
1200 data
[i
+2] = ring
->stats
.cleaned
;
1205 for (j
= 0; j
< IXGBE_MAX_PACKET_BUFFERS
; j
++) {
1206 data
[i
++] = adapter
->stats
.pxontxc
[j
];
1207 data
[i
++] = adapter
->stats
.pxofftxc
[j
];
1209 for (j
= 0; j
< IXGBE_MAX_PACKET_BUFFERS
; j
++) {
1210 data
[i
++] = adapter
->stats
.pxonrxc
[j
];
1211 data
[i
++] = adapter
->stats
.pxoffrxc
[j
];
1215 static void ixgbe_get_strings(struct net_device
*netdev
, u32 stringset
,
1218 char *p
= (char *)data
;
1221 switch (stringset
) {
1223 for (i
= 0; i
< IXGBE_TEST_LEN
; i
++) {
1224 memcpy(data
, ixgbe_gstrings_test
[i
], ETH_GSTRING_LEN
);
1225 data
+= ETH_GSTRING_LEN
;
1229 for (i
= 0; i
< IXGBE_GLOBAL_STATS_LEN
; i
++) {
1230 memcpy(p
, ixgbe_gstrings_stats
[i
].stat_string
,
1232 p
+= ETH_GSTRING_LEN
;
1234 for (i
= 0; i
< netdev
->num_tx_queues
; i
++) {
1235 sprintf(p
, "tx_queue_%u_packets", i
);
1236 p
+= ETH_GSTRING_LEN
;
1237 sprintf(p
, "tx_queue_%u_bytes", i
);
1238 p
+= ETH_GSTRING_LEN
;
1239 #ifdef BP_EXTENDED_STATS
1240 sprintf(p
, "tx_queue_%u_bp_napi_yield", i
);
1241 p
+= ETH_GSTRING_LEN
;
1242 sprintf(p
, "tx_queue_%u_bp_misses", i
);
1243 p
+= ETH_GSTRING_LEN
;
1244 sprintf(p
, "tx_queue_%u_bp_cleaned", i
);
1245 p
+= ETH_GSTRING_LEN
;
1246 #endif /* BP_EXTENDED_STATS */
1248 for (i
= 0; i
< IXGBE_NUM_RX_QUEUES
; i
++) {
1249 sprintf(p
, "rx_queue_%u_packets", i
);
1250 p
+= ETH_GSTRING_LEN
;
1251 sprintf(p
, "rx_queue_%u_bytes", i
);
1252 p
+= ETH_GSTRING_LEN
;
1253 #ifdef BP_EXTENDED_STATS
1254 sprintf(p
, "rx_queue_%u_bp_poll_yield", i
);
1255 p
+= ETH_GSTRING_LEN
;
1256 sprintf(p
, "rx_queue_%u_bp_misses", i
);
1257 p
+= ETH_GSTRING_LEN
;
1258 sprintf(p
, "rx_queue_%u_bp_cleaned", i
);
1259 p
+= ETH_GSTRING_LEN
;
1260 #endif /* BP_EXTENDED_STATS */
1262 for (i
= 0; i
< IXGBE_MAX_PACKET_BUFFERS
; i
++) {
1263 sprintf(p
, "tx_pb_%u_pxon", i
);
1264 p
+= ETH_GSTRING_LEN
;
1265 sprintf(p
, "tx_pb_%u_pxoff", i
);
1266 p
+= ETH_GSTRING_LEN
;
1268 for (i
= 0; i
< IXGBE_MAX_PACKET_BUFFERS
; i
++) {
1269 sprintf(p
, "rx_pb_%u_pxon", i
);
1270 p
+= ETH_GSTRING_LEN
;
1271 sprintf(p
, "rx_pb_%u_pxoff", i
);
1272 p
+= ETH_GSTRING_LEN
;
1274 /* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */
1279 static int ixgbe_link_test(struct ixgbe_adapter
*adapter
, u64
*data
)
1281 struct ixgbe_hw
*hw
= &adapter
->hw
;
1285 if (ixgbe_removed(hw
->hw_addr
)) {
1291 hw
->mac
.ops
.check_link(hw
, &link_speed
, &link_up
, true);
1299 /* ethtool register test data */
1300 struct ixgbe_reg_test
{
1308 /* In the hardware, registers are laid out either singly, in arrays
1309 * spaced 0x40 bytes apart, or in contiguous tables. We assume
1310 * most tests take place on arrays or single registers (handled
1311 * as a single-element array) and special-case the tables.
1312 * Table tests are always pattern tests.
1314 * We also make provision for some required setup steps by specifying
1315 * registers to be written without any read-back testing.
1318 #define PATTERN_TEST 1
1319 #define SET_READ_TEST 2
1320 #define WRITE_NO_TEST 3
1321 #define TABLE32_TEST 4
1322 #define TABLE64_TEST_LO 5
1323 #define TABLE64_TEST_HI 6
1325 /* default 82599 register test */
1326 static const struct ixgbe_reg_test reg_test_82599
[] = {
1327 { IXGBE_FCRTL_82599(0), 1, PATTERN_TEST
, 0x8007FFF0, 0x8007FFF0 },
1328 { IXGBE_FCRTH_82599(0), 1, PATTERN_TEST
, 0x8007FFF0, 0x8007FFF0 },
1329 { IXGBE_PFCTOP
, 1, PATTERN_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1330 { IXGBE_VLNCTRL
, 1, PATTERN_TEST
, 0x00000000, 0x00000000 },
1331 { IXGBE_RDBAL(0), 4, PATTERN_TEST
, 0xFFFFFF80, 0xFFFFFF80 },
1332 { IXGBE_RDBAH(0), 4, PATTERN_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1333 { IXGBE_RDLEN(0), 4, PATTERN_TEST
, 0x000FFF80, 0x000FFFFF },
1334 { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST
, 0, IXGBE_RXDCTL_ENABLE
},
1335 { IXGBE_RDT(0), 4, PATTERN_TEST
, 0x0000FFFF, 0x0000FFFF },
1336 { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST
, 0, 0 },
1337 { IXGBE_FCRTH(0), 1, PATTERN_TEST
, 0x8007FFF0, 0x8007FFF0 },
1338 { IXGBE_FCTTV(0), 1, PATTERN_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1339 { IXGBE_TDBAL(0), 4, PATTERN_TEST
, 0xFFFFFF80, 0xFFFFFFFF },
1340 { IXGBE_TDBAH(0), 4, PATTERN_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1341 { IXGBE_TDLEN(0), 4, PATTERN_TEST
, 0x000FFF80, 0x000FFF80 },
1342 { IXGBE_RXCTRL
, 1, SET_READ_TEST
, 0x00000001, 0x00000001 },
1343 { IXGBE_RAL(0), 16, TABLE64_TEST_LO
, 0xFFFFFFFF, 0xFFFFFFFF },
1344 { IXGBE_RAL(0), 16, TABLE64_TEST_HI
, 0x8001FFFF, 0x800CFFFF },
1345 { IXGBE_MTA(0), 128, TABLE32_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1349 /* default 82598 register test */
1350 static const struct ixgbe_reg_test reg_test_82598
[] = {
1351 { IXGBE_FCRTL(0), 1, PATTERN_TEST
, 0x8007FFF0, 0x8007FFF0 },
1352 { IXGBE_FCRTH(0), 1, PATTERN_TEST
, 0x8007FFF0, 0x8007FFF0 },
1353 { IXGBE_PFCTOP
, 1, PATTERN_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1354 { IXGBE_VLNCTRL
, 1, PATTERN_TEST
, 0x00000000, 0x00000000 },
1355 { IXGBE_RDBAL(0), 4, PATTERN_TEST
, 0xFFFFFF80, 0xFFFFFFFF },
1356 { IXGBE_RDBAH(0), 4, PATTERN_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1357 { IXGBE_RDLEN(0), 4, PATTERN_TEST
, 0x000FFF80, 0x000FFFFF },
1358 /* Enable all four RX queues before testing. */
1359 { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST
, 0, IXGBE_RXDCTL_ENABLE
},
1360 /* RDH is read-only for 82598, only test RDT. */
1361 { IXGBE_RDT(0), 4, PATTERN_TEST
, 0x0000FFFF, 0x0000FFFF },
1362 { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST
, 0, 0 },
1363 { IXGBE_FCRTH(0), 1, PATTERN_TEST
, 0x8007FFF0, 0x8007FFF0 },
1364 { IXGBE_FCTTV(0), 1, PATTERN_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1365 { IXGBE_TIPG
, 1, PATTERN_TEST
, 0x000000FF, 0x000000FF },
1366 { IXGBE_TDBAL(0), 4, PATTERN_TEST
, 0xFFFFFF80, 0xFFFFFFFF },
1367 { IXGBE_TDBAH(0), 4, PATTERN_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1368 { IXGBE_TDLEN(0), 4, PATTERN_TEST
, 0x000FFF80, 0x000FFFFF },
1369 { IXGBE_RXCTRL
, 1, SET_READ_TEST
, 0x00000003, 0x00000003 },
1370 { IXGBE_DTXCTL
, 1, SET_READ_TEST
, 0x00000005, 0x00000005 },
1371 { IXGBE_RAL(0), 16, TABLE64_TEST_LO
, 0xFFFFFFFF, 0xFFFFFFFF },
1372 { IXGBE_RAL(0), 16, TABLE64_TEST_HI
, 0x800CFFFF, 0x800CFFFF },
1373 { IXGBE_MTA(0), 128, TABLE32_TEST
, 0xFFFFFFFF, 0xFFFFFFFF },
1377 static bool reg_pattern_test(struct ixgbe_adapter
*adapter
, u64
*data
, int reg
,
1378 u32 mask
, u32 write
)
1380 u32 pat
, val
, before
;
1381 static const u32 test_pattern
[] = {
1382 0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};
1384 if (ixgbe_removed(adapter
->hw
.hw_addr
)) {
1388 for (pat
= 0; pat
< ARRAY_SIZE(test_pattern
); pat
++) {
1389 before
= ixgbe_read_reg(&adapter
->hw
, reg
);
1390 ixgbe_write_reg(&adapter
->hw
, reg
, test_pattern
[pat
] & write
);
1391 val
= ixgbe_read_reg(&adapter
->hw
, reg
);
1392 if (val
!= (test_pattern
[pat
] & write
& mask
)) {
1393 e_err(drv
, "pattern test reg %04X failed: got 0x%08X expected 0x%08X\n",
1394 reg
, val
, (test_pattern
[pat
] & write
& mask
));
1396 ixgbe_write_reg(&adapter
->hw
, reg
, before
);
1399 ixgbe_write_reg(&adapter
->hw
, reg
, before
);
1404 static bool reg_set_and_check(struct ixgbe_adapter
*adapter
, u64
*data
, int reg
,
1405 u32 mask
, u32 write
)
1409 if (ixgbe_removed(adapter
->hw
.hw_addr
)) {
1413 before
= ixgbe_read_reg(&adapter
->hw
, reg
);
1414 ixgbe_write_reg(&adapter
->hw
, reg
, write
& mask
);
1415 val
= ixgbe_read_reg(&adapter
->hw
, reg
);
1416 if ((write
& mask
) != (val
& mask
)) {
1417 e_err(drv
, "set/check reg %04X test failed: got 0x%08X expected 0x%08X\n",
1418 reg
, (val
& mask
), (write
& mask
));
1420 ixgbe_write_reg(&adapter
->hw
, reg
, before
);
1423 ixgbe_write_reg(&adapter
->hw
, reg
, before
);
1427 static int ixgbe_reg_test(struct ixgbe_adapter
*adapter
, u64
*data
)
1429 const struct ixgbe_reg_test
*test
;
1430 u32 value
, before
, after
;
1433 if (ixgbe_removed(adapter
->hw
.hw_addr
)) {
1434 e_err(drv
, "Adapter removed - register test blocked\n");
1438 switch (adapter
->hw
.mac
.type
) {
1439 case ixgbe_mac_82598EB
:
1440 toggle
= 0x7FFFF3FF;
1441 test
= reg_test_82598
;
1443 case ixgbe_mac_82599EB
:
1444 case ixgbe_mac_X540
:
1445 case ixgbe_mac_X550
:
1446 case ixgbe_mac_X550EM_x
:
1447 case ixgbe_mac_x550em_a
:
1448 toggle
= 0x7FFFF30F;
1449 test
= reg_test_82599
;
1457 * Because the status register is such a special case,
1458 * we handle it separately from the rest of the register
1459 * tests. Some bits are read-only, some toggle, and some
1460 * are writeable on newer MACs.
1462 before
= ixgbe_read_reg(&adapter
->hw
, IXGBE_STATUS
);
1463 value
= (ixgbe_read_reg(&adapter
->hw
, IXGBE_STATUS
) & toggle
);
1464 ixgbe_write_reg(&adapter
->hw
, IXGBE_STATUS
, toggle
);
1465 after
= ixgbe_read_reg(&adapter
->hw
, IXGBE_STATUS
) & toggle
;
1466 if (value
!= after
) {
1467 e_err(drv
, "failed STATUS register test got: 0x%08X expected: 0x%08X\n",
1472 /* restore previous status */
1473 ixgbe_write_reg(&adapter
->hw
, IXGBE_STATUS
, before
);
1476 * Perform the remainder of the register test, looping through
1477 * the test table until we either fail or reach the null entry.
1480 for (i
= 0; i
< test
->array_len
; i
++) {
1483 switch (test
->test_type
) {
1485 b
= reg_pattern_test(adapter
, data
,
1486 test
->reg
+ (i
* 0x40),
1491 b
= reg_set_and_check(adapter
, data
,
1492 test
->reg
+ (i
* 0x40),
1497 ixgbe_write_reg(&adapter
->hw
,
1498 test
->reg
+ (i
* 0x40),
1502 b
= reg_pattern_test(adapter
, data
,
1503 test
->reg
+ (i
* 4),
1507 case TABLE64_TEST_LO
:
1508 b
= reg_pattern_test(adapter
, data
,
1509 test
->reg
+ (i
* 8),
1513 case TABLE64_TEST_HI
:
1514 b
= reg_pattern_test(adapter
, data
,
1515 (test
->reg
+ 4) + (i
* 8),
1530 static int ixgbe_eeprom_test(struct ixgbe_adapter
*adapter
, u64
*data
)
1532 struct ixgbe_hw
*hw
= &adapter
->hw
;
1533 if (hw
->eeprom
.ops
.validate_checksum(hw
, NULL
))
1540 static irqreturn_t
ixgbe_test_intr(int irq
, void *data
)
1542 struct net_device
*netdev
= (struct net_device
*) data
;
1543 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
1545 adapter
->test_icr
|= IXGBE_READ_REG(&adapter
->hw
, IXGBE_EICR
);
1550 static int ixgbe_intr_test(struct ixgbe_adapter
*adapter
, u64
*data
)
1552 struct net_device
*netdev
= adapter
->netdev
;
1553 u32 mask
, i
= 0, shared_int
= true;
1554 u32 irq
= adapter
->pdev
->irq
;
1558 /* Hook up test interrupt handler just for this test */
1559 if (adapter
->msix_entries
) {
1560 /* NOTE: we don't test MSI-X interrupts here, yet */
1562 } else if (adapter
->flags
& IXGBE_FLAG_MSI_ENABLED
) {
1564 if (request_irq(irq
, ixgbe_test_intr
, 0, netdev
->name
,
1569 } else if (!request_irq(irq
, ixgbe_test_intr
, IRQF_PROBE_SHARED
,
1570 netdev
->name
, netdev
)) {
1572 } else if (request_irq(irq
, ixgbe_test_intr
, IRQF_SHARED
,
1573 netdev
->name
, netdev
)) {
1577 e_info(hw
, "testing %s interrupt\n", shared_int
?
1578 "shared" : "unshared");
1580 /* Disable all the interrupts */
1581 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_EIMC
, 0xFFFFFFFF);
1582 IXGBE_WRITE_FLUSH(&adapter
->hw
);
1583 usleep_range(10000, 20000);
1585 /* Test each interrupt */
1586 for (; i
< 10; i
++) {
1587 /* Interrupt to test */
1592 * Disable the interrupts to be reported in
1593 * the cause register and then force the same
1594 * interrupt and see if one gets posted. If
1595 * an interrupt was posted to the bus, the
1598 adapter
->test_icr
= 0;
1599 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_EIMC
,
1600 ~mask
& 0x00007FFF);
1601 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_EICS
,
1602 ~mask
& 0x00007FFF);
1603 IXGBE_WRITE_FLUSH(&adapter
->hw
);
1604 usleep_range(10000, 20000);
1606 if (adapter
->test_icr
& mask
) {
1613 * Enable the interrupt to be reported in the cause
1614 * register and then force the same interrupt and see
1615 * if one gets posted. If an interrupt was not posted
1616 * to the bus, the test failed.
1618 adapter
->test_icr
= 0;
1619 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_EIMS
, mask
);
1620 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_EICS
, mask
);
1621 IXGBE_WRITE_FLUSH(&adapter
->hw
);
1622 usleep_range(10000, 20000);
1624 if (!(adapter
->test_icr
& mask
)) {
1631 * Disable the other interrupts to be reported in
1632 * the cause register and then force the other
1633 * interrupts and see if any get posted. If
1634 * an interrupt was posted to the bus, the
1637 adapter
->test_icr
= 0;
1638 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_EIMC
,
1639 ~mask
& 0x00007FFF);
1640 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_EICS
,
1641 ~mask
& 0x00007FFF);
1642 IXGBE_WRITE_FLUSH(&adapter
->hw
);
1643 usleep_range(10000, 20000);
1645 if (adapter
->test_icr
) {
1652 /* Disable all the interrupts */
1653 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_EIMC
, 0xFFFFFFFF);
1654 IXGBE_WRITE_FLUSH(&adapter
->hw
);
1655 usleep_range(10000, 20000);
1657 /* Unhook test interrupt handler */
1658 free_irq(irq
, netdev
);
1663 static void ixgbe_free_desc_rings(struct ixgbe_adapter
*adapter
)
1665 struct ixgbe_ring
*tx_ring
= &adapter
->test_tx_ring
;
1666 struct ixgbe_ring
*rx_ring
= &adapter
->test_rx_ring
;
1667 struct ixgbe_hw
*hw
= &adapter
->hw
;
1670 /* shut down the DMA engines now so they can be reinitialized later */
1673 hw
->mac
.ops
.disable_rx(hw
);
1674 ixgbe_disable_rx_queue(adapter
, rx_ring
);
1677 reg_ctl
= IXGBE_READ_REG(hw
, IXGBE_TXDCTL(tx_ring
->reg_idx
));
1678 reg_ctl
&= ~IXGBE_TXDCTL_ENABLE
;
1679 IXGBE_WRITE_REG(hw
, IXGBE_TXDCTL(tx_ring
->reg_idx
), reg_ctl
);
1681 switch (hw
->mac
.type
) {
1682 case ixgbe_mac_82599EB
:
1683 case ixgbe_mac_X540
:
1684 case ixgbe_mac_X550
:
1685 case ixgbe_mac_X550EM_x
:
1686 case ixgbe_mac_x550em_a
:
1687 reg_ctl
= IXGBE_READ_REG(hw
, IXGBE_DMATXCTL
);
1688 reg_ctl
&= ~IXGBE_DMATXCTL_TE
;
1689 IXGBE_WRITE_REG(hw
, IXGBE_DMATXCTL
, reg_ctl
);
1695 ixgbe_reset(adapter
);
1697 ixgbe_free_tx_resources(&adapter
->test_tx_ring
);
1698 ixgbe_free_rx_resources(&adapter
->test_rx_ring
);
1701 static int ixgbe_setup_desc_rings(struct ixgbe_adapter
*adapter
)
1703 struct ixgbe_ring
*tx_ring
= &adapter
->test_tx_ring
;
1704 struct ixgbe_ring
*rx_ring
= &adapter
->test_rx_ring
;
1705 struct ixgbe_hw
*hw
= &adapter
->hw
;
1710 /* Setup Tx descriptor ring and Tx buffers */
1711 tx_ring
->count
= IXGBE_DEFAULT_TXD
;
1712 tx_ring
->queue_index
= 0;
1713 tx_ring
->dev
= &adapter
->pdev
->dev
;
1714 tx_ring
->netdev
= adapter
->netdev
;
1715 tx_ring
->reg_idx
= adapter
->tx_ring
[0]->reg_idx
;
1717 err
= ixgbe_setup_tx_resources(tx_ring
);
1721 switch (adapter
->hw
.mac
.type
) {
1722 case ixgbe_mac_82599EB
:
1723 case ixgbe_mac_X540
:
1724 case ixgbe_mac_X550
:
1725 case ixgbe_mac_X550EM_x
:
1726 case ixgbe_mac_x550em_a
:
1727 reg_data
= IXGBE_READ_REG(&adapter
->hw
, IXGBE_DMATXCTL
);
1728 reg_data
|= IXGBE_DMATXCTL_TE
;
1729 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_DMATXCTL
, reg_data
);
1735 ixgbe_configure_tx_ring(adapter
, tx_ring
);
1737 /* Setup Rx Descriptor ring and Rx buffers */
1738 rx_ring
->count
= IXGBE_DEFAULT_RXD
;
1739 rx_ring
->queue_index
= 0;
1740 rx_ring
->dev
= &adapter
->pdev
->dev
;
1741 rx_ring
->netdev
= adapter
->netdev
;
1742 rx_ring
->reg_idx
= adapter
->rx_ring
[0]->reg_idx
;
1744 err
= ixgbe_setup_rx_resources(rx_ring
);
1750 hw
->mac
.ops
.disable_rx(hw
);
1752 ixgbe_configure_rx_ring(adapter
, rx_ring
);
1754 rctl
= IXGBE_READ_REG(&adapter
->hw
, IXGBE_RXCTRL
);
1755 rctl
|= IXGBE_RXCTRL_DMBYPS
;
1756 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_RXCTRL
, rctl
);
1758 hw
->mac
.ops
.enable_rx(hw
);
1763 ixgbe_free_desc_rings(adapter
);
1767 static int ixgbe_setup_loopback_test(struct ixgbe_adapter
*adapter
)
1769 struct ixgbe_hw
*hw
= &adapter
->hw
;
1773 /* Setup MAC loopback */
1774 reg_data
= IXGBE_READ_REG(hw
, IXGBE_HLREG0
);
1775 reg_data
|= IXGBE_HLREG0_LPBK
;
1776 IXGBE_WRITE_REG(hw
, IXGBE_HLREG0
, reg_data
);
1778 reg_data
= IXGBE_READ_REG(hw
, IXGBE_FCTRL
);
1779 reg_data
|= IXGBE_FCTRL_BAM
| IXGBE_FCTRL_SBP
| IXGBE_FCTRL_MPE
;
1780 IXGBE_WRITE_REG(hw
, IXGBE_FCTRL
, reg_data
);
1782 /* X540 and X550 needs to set the MACC.FLU bit to force link up */
1783 switch (adapter
->hw
.mac
.type
) {
1784 case ixgbe_mac_X540
:
1785 case ixgbe_mac_X550
:
1786 case ixgbe_mac_X550EM_x
:
1787 case ixgbe_mac_x550em_a
:
1788 reg_data
= IXGBE_READ_REG(hw
, IXGBE_MACC
);
1789 reg_data
|= IXGBE_MACC_FLU
;
1790 IXGBE_WRITE_REG(hw
, IXGBE_MACC
, reg_data
);
1793 if (hw
->mac
.orig_autoc
) {
1794 reg_data
= hw
->mac
.orig_autoc
| IXGBE_AUTOC_FLU
;
1795 IXGBE_WRITE_REG(hw
, IXGBE_AUTOC
, reg_data
);
1800 IXGBE_WRITE_FLUSH(hw
);
1801 usleep_range(10000, 20000);
1803 /* Disable Atlas Tx lanes; re-enabled in reset path */
1804 if (hw
->mac
.type
== ixgbe_mac_82598EB
) {
1807 hw
->mac
.ops
.read_analog_reg8(hw
, IXGBE_ATLAS_PDN_LPBK
, &atlas
);
1808 atlas
|= IXGBE_ATLAS_PDN_TX_REG_EN
;
1809 hw
->mac
.ops
.write_analog_reg8(hw
, IXGBE_ATLAS_PDN_LPBK
, atlas
);
1811 hw
->mac
.ops
.read_analog_reg8(hw
, IXGBE_ATLAS_PDN_10G
, &atlas
);
1812 atlas
|= IXGBE_ATLAS_PDN_TX_10G_QL_ALL
;
1813 hw
->mac
.ops
.write_analog_reg8(hw
, IXGBE_ATLAS_PDN_10G
, atlas
);
1815 hw
->mac
.ops
.read_analog_reg8(hw
, IXGBE_ATLAS_PDN_1G
, &atlas
);
1816 atlas
|= IXGBE_ATLAS_PDN_TX_1G_QL_ALL
;
1817 hw
->mac
.ops
.write_analog_reg8(hw
, IXGBE_ATLAS_PDN_1G
, atlas
);
1819 hw
->mac
.ops
.read_analog_reg8(hw
, IXGBE_ATLAS_PDN_AN
, &atlas
);
1820 atlas
|= IXGBE_ATLAS_PDN_TX_AN_QL_ALL
;
1821 hw
->mac
.ops
.write_analog_reg8(hw
, IXGBE_ATLAS_PDN_AN
, atlas
);
1827 static void ixgbe_loopback_cleanup(struct ixgbe_adapter
*adapter
)
1831 reg_data
= IXGBE_READ_REG(&adapter
->hw
, IXGBE_HLREG0
);
1832 reg_data
&= ~IXGBE_HLREG0_LPBK
;
1833 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_HLREG0
, reg_data
);
1836 static void ixgbe_create_lbtest_frame(struct sk_buff
*skb
,
1837 unsigned int frame_size
)
1839 memset(skb
->data
, 0xFF, frame_size
);
1841 memset(&skb
->data
[frame_size
], 0xAA, frame_size
/ 2 - 1);
1842 memset(&skb
->data
[frame_size
+ 10], 0xBE, 1);
1843 memset(&skb
->data
[frame_size
+ 12], 0xAF, 1);
1846 static bool ixgbe_check_lbtest_frame(struct ixgbe_rx_buffer
*rx_buffer
,
1847 unsigned int frame_size
)
1849 unsigned char *data
;
1854 data
= kmap(rx_buffer
->page
) + rx_buffer
->page_offset
;
1856 if (data
[3] != 0xFF ||
1857 data
[frame_size
+ 10] != 0xBE ||
1858 data
[frame_size
+ 12] != 0xAF)
1861 kunmap(rx_buffer
->page
);
1866 static u16
ixgbe_clean_test_rings(struct ixgbe_ring
*rx_ring
,
1867 struct ixgbe_ring
*tx_ring
,
1870 union ixgbe_adv_rx_desc
*rx_desc
;
1871 struct ixgbe_rx_buffer
*rx_buffer
;
1872 struct ixgbe_tx_buffer
*tx_buffer
;
1873 u16 rx_ntc
, tx_ntc
, count
= 0;
1875 /* initialize next to clean and descriptor values */
1876 rx_ntc
= rx_ring
->next_to_clean
;
1877 tx_ntc
= tx_ring
->next_to_clean
;
1878 rx_desc
= IXGBE_RX_DESC(rx_ring
, rx_ntc
);
1880 while (ixgbe_test_staterr(rx_desc
, IXGBE_RXD_STAT_DD
)) {
1881 /* check Rx buffer */
1882 rx_buffer
= &rx_ring
->rx_buffer_info
[rx_ntc
];
1884 /* sync Rx buffer for CPU read */
1885 dma_sync_single_for_cpu(rx_ring
->dev
,
1887 ixgbe_rx_bufsz(rx_ring
),
1890 /* verify contents of skb */
1891 if (ixgbe_check_lbtest_frame(rx_buffer
, size
))
1894 /* sync Rx buffer for device write */
1895 dma_sync_single_for_device(rx_ring
->dev
,
1897 ixgbe_rx_bufsz(rx_ring
),
1900 /* unmap buffer on Tx side */
1901 tx_buffer
= &tx_ring
->tx_buffer_info
[tx_ntc
];
1902 ixgbe_unmap_and_free_tx_resource(tx_ring
, tx_buffer
);
1904 /* increment Rx/Tx next to clean counters */
1906 if (rx_ntc
== rx_ring
->count
)
1909 if (tx_ntc
== tx_ring
->count
)
1912 /* fetch next descriptor */
1913 rx_desc
= IXGBE_RX_DESC(rx_ring
, rx_ntc
);
1916 netdev_tx_reset_queue(txring_txq(tx_ring
));
1918 /* re-map buffers to ring, store next to clean values */
1919 ixgbe_alloc_rx_buffers(rx_ring
, count
);
1920 rx_ring
->next_to_clean
= rx_ntc
;
1921 tx_ring
->next_to_clean
= tx_ntc
;
1926 static int ixgbe_run_loopback_test(struct ixgbe_adapter
*adapter
)
1928 struct ixgbe_ring
*tx_ring
= &adapter
->test_tx_ring
;
1929 struct ixgbe_ring
*rx_ring
= &adapter
->test_rx_ring
;
1930 int i
, j
, lc
, good_cnt
, ret_val
= 0;
1931 unsigned int size
= 1024;
1932 netdev_tx_t tx_ret_val
;
1933 struct sk_buff
*skb
;
1934 u32 flags_orig
= adapter
->flags
;
1936 /* DCB can modify the frames on Tx */
1937 adapter
->flags
&= ~IXGBE_FLAG_DCB_ENABLED
;
1939 /* allocate test skb */
1940 skb
= alloc_skb(size
, GFP_KERNEL
);
1944 /* place data into test skb */
1945 ixgbe_create_lbtest_frame(skb
, size
);
1949 * Calculate the loop count based on the largest descriptor ring
1950 * The idea is to wrap the largest ring a number of times using 64
1951 * send/receive pairs during each loop
1954 if (rx_ring
->count
<= tx_ring
->count
)
1955 lc
= ((tx_ring
->count
/ 64) * 2) + 1;
1957 lc
= ((rx_ring
->count
/ 64) * 2) + 1;
1959 for (j
= 0; j
<= lc
; j
++) {
1960 /* reset count of good packets */
1963 /* place 64 packets on the transmit queue*/
1964 for (i
= 0; i
< 64; i
++) {
1966 tx_ret_val
= ixgbe_xmit_frame_ring(skb
,
1969 if (tx_ret_val
== NETDEV_TX_OK
)
1973 if (good_cnt
!= 64) {
1978 /* allow 200 milliseconds for packets to go from Tx to Rx */
1981 good_cnt
= ixgbe_clean_test_rings(rx_ring
, tx_ring
, size
);
1982 if (good_cnt
!= 64) {
1988 /* free the original skb */
1990 adapter
->flags
= flags_orig
;
1995 static int ixgbe_loopback_test(struct ixgbe_adapter
*adapter
, u64
*data
)
1997 *data
= ixgbe_setup_desc_rings(adapter
);
2000 *data
= ixgbe_setup_loopback_test(adapter
);
2003 *data
= ixgbe_run_loopback_test(adapter
);
2004 ixgbe_loopback_cleanup(adapter
);
2007 ixgbe_free_desc_rings(adapter
);
2012 static void ixgbe_diag_test(struct net_device
*netdev
,
2013 struct ethtool_test
*eth_test
, u64
*data
)
2015 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
2016 bool if_running
= netif_running(netdev
);
2018 if (ixgbe_removed(adapter
->hw
.hw_addr
)) {
2019 e_err(hw
, "Adapter removed - test blocked\n");
2025 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
2028 set_bit(__IXGBE_TESTING
, &adapter
->state
);
2029 if (eth_test
->flags
== ETH_TEST_FL_OFFLINE
) {
2030 struct ixgbe_hw
*hw
= &adapter
->hw
;
2032 if (adapter
->flags
& IXGBE_FLAG_SRIOV_ENABLED
) {
2034 for (i
= 0; i
< adapter
->num_vfs
; i
++) {
2035 if (adapter
->vfinfo
[i
].clear_to_send
) {
2036 netdev_warn(netdev
, "offline diagnostic is not supported when VFs are present\n");
2042 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
2043 clear_bit(__IXGBE_TESTING
,
2051 e_info(hw
, "offline testing starting\n");
2053 /* Link test performed before hardware reset so autoneg doesn't
2054 * interfere with test result
2056 if (ixgbe_link_test(adapter
, &data
[4]))
2057 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
2060 /* indicate we're in test mode */
2061 ixgbe_close(netdev
);
2063 ixgbe_reset(adapter
);
2065 e_info(hw
, "register testing starting\n");
2066 if (ixgbe_reg_test(adapter
, &data
[0]))
2067 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
2069 ixgbe_reset(adapter
);
2070 e_info(hw
, "eeprom testing starting\n");
2071 if (ixgbe_eeprom_test(adapter
, &data
[1]))
2072 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
2074 ixgbe_reset(adapter
);
2075 e_info(hw
, "interrupt testing starting\n");
2076 if (ixgbe_intr_test(adapter
, &data
[2]))
2077 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
2079 /* If SRIOV or VMDq is enabled then skip MAC
2080 * loopback diagnostic. */
2081 if (adapter
->flags
& (IXGBE_FLAG_SRIOV_ENABLED
|
2082 IXGBE_FLAG_VMDQ_ENABLED
)) {
2083 e_info(hw
, "Skip MAC loopback diagnostic in VT mode\n");
2088 ixgbe_reset(adapter
);
2089 e_info(hw
, "loopback testing starting\n");
2090 if (ixgbe_loopback_test(adapter
, &data
[3]))
2091 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
2094 ixgbe_reset(adapter
);
2096 /* clear testing bit and return adapter to previous state */
2097 clear_bit(__IXGBE_TESTING
, &adapter
->state
);
2100 else if (hw
->mac
.ops
.disable_tx_laser
)
2101 hw
->mac
.ops
.disable_tx_laser(hw
);
2103 e_info(hw
, "online testing starting\n");
2106 if (ixgbe_link_test(adapter
, &data
[4]))
2107 eth_test
->flags
|= ETH_TEST_FL_FAILED
;
2109 /* Offline tests aren't run; pass by default */
2115 clear_bit(__IXGBE_TESTING
, &adapter
->state
);
2119 msleep_interruptible(4 * 1000);
2122 static int ixgbe_wol_exclusion(struct ixgbe_adapter
*adapter
,
2123 struct ethtool_wolinfo
*wol
)
2125 struct ixgbe_hw
*hw
= &adapter
->hw
;
2128 /* WOL not supported for all devices */
2129 if (!ixgbe_wol_supported(adapter
, hw
->device_id
,
2130 hw
->subsystem_device_id
)) {
2138 static void ixgbe_get_wol(struct net_device
*netdev
,
2139 struct ethtool_wolinfo
*wol
)
2141 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
2143 wol
->supported
= WAKE_UCAST
| WAKE_MCAST
|
2144 WAKE_BCAST
| WAKE_MAGIC
;
2147 if (ixgbe_wol_exclusion(adapter
, wol
) ||
2148 !device_can_wakeup(&adapter
->pdev
->dev
))
2151 if (adapter
->wol
& IXGBE_WUFC_EX
)
2152 wol
->wolopts
|= WAKE_UCAST
;
2153 if (adapter
->wol
& IXGBE_WUFC_MC
)
2154 wol
->wolopts
|= WAKE_MCAST
;
2155 if (adapter
->wol
& IXGBE_WUFC_BC
)
2156 wol
->wolopts
|= WAKE_BCAST
;
2157 if (adapter
->wol
& IXGBE_WUFC_MAG
)
2158 wol
->wolopts
|= WAKE_MAGIC
;
2161 static int ixgbe_set_wol(struct net_device
*netdev
, struct ethtool_wolinfo
*wol
)
2163 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
2165 if (wol
->wolopts
& (WAKE_PHY
| WAKE_ARP
| WAKE_MAGICSECURE
))
2168 if (ixgbe_wol_exclusion(adapter
, wol
))
2169 return wol
->wolopts
? -EOPNOTSUPP
: 0;
2173 if (wol
->wolopts
& WAKE_UCAST
)
2174 adapter
->wol
|= IXGBE_WUFC_EX
;
2175 if (wol
->wolopts
& WAKE_MCAST
)
2176 adapter
->wol
|= IXGBE_WUFC_MC
;
2177 if (wol
->wolopts
& WAKE_BCAST
)
2178 adapter
->wol
|= IXGBE_WUFC_BC
;
2179 if (wol
->wolopts
& WAKE_MAGIC
)
2180 adapter
->wol
|= IXGBE_WUFC_MAG
;
2182 device_set_wakeup_enable(&adapter
->pdev
->dev
, adapter
->wol
);
2187 static int ixgbe_nway_reset(struct net_device
*netdev
)
2189 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
2191 if (netif_running(netdev
))
2192 ixgbe_reinit_locked(adapter
);
2197 static int ixgbe_set_phys_id(struct net_device
*netdev
,
2198 enum ethtool_phys_id_state state
)
2200 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
2201 struct ixgbe_hw
*hw
= &adapter
->hw
;
2204 case ETHTOOL_ID_ACTIVE
:
2205 adapter
->led_reg
= IXGBE_READ_REG(hw
, IXGBE_LEDCTL
);
2209 hw
->mac
.ops
.led_on(hw
, hw
->bus
.func
);
2212 case ETHTOOL_ID_OFF
:
2213 hw
->mac
.ops
.led_off(hw
, hw
->bus
.func
);
2216 case ETHTOOL_ID_INACTIVE
:
2217 /* Restore LED settings */
2218 IXGBE_WRITE_REG(&adapter
->hw
, IXGBE_LEDCTL
, adapter
->led_reg
);
2225 static int ixgbe_get_coalesce(struct net_device
*netdev
,
2226 struct ethtool_coalesce
*ec
)
2228 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
2230 /* only valid if in constant ITR mode */
2231 if (adapter
->rx_itr_setting
<= 1)
2232 ec
->rx_coalesce_usecs
= adapter
->rx_itr_setting
;
2234 ec
->rx_coalesce_usecs
= adapter
->rx_itr_setting
>> 2;
2236 /* if in mixed tx/rx queues per vector mode, report only rx settings */
2237 if (adapter
->q_vector
[0]->tx
.count
&& adapter
->q_vector
[0]->rx
.count
)
2240 /* only valid if in constant ITR mode */
2241 if (adapter
->tx_itr_setting
<= 1)
2242 ec
->tx_coalesce_usecs
= adapter
->tx_itr_setting
;
2244 ec
->tx_coalesce_usecs
= adapter
->tx_itr_setting
>> 2;
2250 * this function must be called before setting the new value of
2253 static bool ixgbe_update_rsc(struct ixgbe_adapter
*adapter
)
2255 struct net_device
*netdev
= adapter
->netdev
;
2257 /* nothing to do if LRO or RSC are not enabled */
2258 if (!(adapter
->flags2
& IXGBE_FLAG2_RSC_CAPABLE
) ||
2259 !(netdev
->features
& NETIF_F_LRO
))
2262 /* check the feature flag value and enable RSC if necessary */
2263 if (adapter
->rx_itr_setting
== 1 ||
2264 adapter
->rx_itr_setting
> IXGBE_MIN_RSC_ITR
) {
2265 if (!(adapter
->flags2
& IXGBE_FLAG2_RSC_ENABLED
)) {
2266 adapter
->flags2
|= IXGBE_FLAG2_RSC_ENABLED
;
2267 e_info(probe
, "rx-usecs value high enough to re-enable RSC\n");
2270 /* if interrupt rate is too high then disable RSC */
2271 } else if (adapter
->flags2
& IXGBE_FLAG2_RSC_ENABLED
) {
2272 adapter
->flags2
&= ~IXGBE_FLAG2_RSC_ENABLED
;
2273 e_info(probe
, "rx-usecs set too low, disabling RSC\n");
2279 static int ixgbe_set_coalesce(struct net_device
*netdev
,
2280 struct ethtool_coalesce
*ec
)
2282 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
2283 struct ixgbe_q_vector
*q_vector
;
2285 u16 tx_itr_param
, rx_itr_param
, tx_itr_prev
;
2286 bool need_reset
= false;
2288 if (adapter
->q_vector
[0]->tx
.count
&& adapter
->q_vector
[0]->rx
.count
) {
2289 /* reject Tx specific changes in case of mixed RxTx vectors */
2290 if (ec
->tx_coalesce_usecs
)
2292 tx_itr_prev
= adapter
->rx_itr_setting
;
2294 tx_itr_prev
= adapter
->tx_itr_setting
;
2297 if ((ec
->rx_coalesce_usecs
> (IXGBE_MAX_EITR
>> 2)) ||
2298 (ec
->tx_coalesce_usecs
> (IXGBE_MAX_EITR
>> 2)))
2301 if (ec
->rx_coalesce_usecs
> 1)
2302 adapter
->rx_itr_setting
= ec
->rx_coalesce_usecs
<< 2;
2304 adapter
->rx_itr_setting
= ec
->rx_coalesce_usecs
;
2306 if (adapter
->rx_itr_setting
== 1)
2307 rx_itr_param
= IXGBE_20K_ITR
;
2309 rx_itr_param
= adapter
->rx_itr_setting
;
2311 if (ec
->tx_coalesce_usecs
> 1)
2312 adapter
->tx_itr_setting
= ec
->tx_coalesce_usecs
<< 2;
2314 adapter
->tx_itr_setting
= ec
->tx_coalesce_usecs
;
2316 if (adapter
->tx_itr_setting
== 1)
2317 tx_itr_param
= IXGBE_12K_ITR
;
2319 tx_itr_param
= adapter
->tx_itr_setting
;
2322 if (adapter
->q_vector
[0]->tx
.count
&& adapter
->q_vector
[0]->rx
.count
)
2323 adapter
->tx_itr_setting
= adapter
->rx_itr_setting
;
2325 /* detect ITR changes that require update of TXDCTL.WTHRESH */
2326 if ((adapter
->tx_itr_setting
!= 1) &&
2327 (adapter
->tx_itr_setting
< IXGBE_100K_ITR
)) {
2328 if ((tx_itr_prev
== 1) ||
2329 (tx_itr_prev
>= IXGBE_100K_ITR
))
2332 if ((tx_itr_prev
!= 1) &&
2333 (tx_itr_prev
< IXGBE_100K_ITR
))
2337 /* check the old value and enable RSC if necessary */
2338 need_reset
|= ixgbe_update_rsc(adapter
);
2340 for (i
= 0; i
< adapter
->num_q_vectors
; i
++) {
2341 q_vector
= adapter
->q_vector
[i
];
2342 if (q_vector
->tx
.count
&& !q_vector
->rx
.count
)
2344 q_vector
->itr
= tx_itr_param
;
2346 /* rx only or mixed */
2347 q_vector
->itr
= rx_itr_param
;
2348 ixgbe_write_eitr(q_vector
);
2352 * do reset here at the end to make sure EITR==0 case is handled
2353 * correctly w.r.t stopping tx, and changing TXDCTL.WTHRESH settings
2354 * also locks in RSC enable/disable which requires reset
2357 ixgbe_do_reset(netdev
);
2362 static int ixgbe_get_ethtool_fdir_entry(struct ixgbe_adapter
*adapter
,
2363 struct ethtool_rxnfc
*cmd
)
2365 union ixgbe_atr_input
*mask
= &adapter
->fdir_mask
;
2366 struct ethtool_rx_flow_spec
*fsp
=
2367 (struct ethtool_rx_flow_spec
*)&cmd
->fs
;
2368 struct hlist_node
*node2
;
2369 struct ixgbe_fdir_filter
*rule
= NULL
;
2371 /* report total rule count */
2372 cmd
->data
= (1024 << adapter
->fdir_pballoc
) - 2;
2374 hlist_for_each_entry_safe(rule
, node2
,
2375 &adapter
->fdir_filter_list
, fdir_node
) {
2376 if (fsp
->location
<= rule
->sw_idx
)
2380 if (!rule
|| fsp
->location
!= rule
->sw_idx
)
2383 /* fill out the flow spec entry */
2385 /* set flow type field */
2386 switch (rule
->filter
.formatted
.flow_type
) {
2387 case IXGBE_ATR_FLOW_TYPE_TCPV4
:
2388 fsp
->flow_type
= TCP_V4_FLOW
;
2390 case IXGBE_ATR_FLOW_TYPE_UDPV4
:
2391 fsp
->flow_type
= UDP_V4_FLOW
;
2393 case IXGBE_ATR_FLOW_TYPE_SCTPV4
:
2394 fsp
->flow_type
= SCTP_V4_FLOW
;
2396 case IXGBE_ATR_FLOW_TYPE_IPV4
:
2397 fsp
->flow_type
= IP_USER_FLOW
;
2398 fsp
->h_u
.usr_ip4_spec
.ip_ver
= ETH_RX_NFC_IP4
;
2399 fsp
->h_u
.usr_ip4_spec
.proto
= 0;
2400 fsp
->m_u
.usr_ip4_spec
.proto
= 0;
2406 fsp
->h_u
.tcp_ip4_spec
.psrc
= rule
->filter
.formatted
.src_port
;
2407 fsp
->m_u
.tcp_ip4_spec
.psrc
= mask
->formatted
.src_port
;
2408 fsp
->h_u
.tcp_ip4_spec
.pdst
= rule
->filter
.formatted
.dst_port
;
2409 fsp
->m_u
.tcp_ip4_spec
.pdst
= mask
->formatted
.dst_port
;
2410 fsp
->h_u
.tcp_ip4_spec
.ip4src
= rule
->filter
.formatted
.src_ip
[0];
2411 fsp
->m_u
.tcp_ip4_spec
.ip4src
= mask
->formatted
.src_ip
[0];
2412 fsp
->h_u
.tcp_ip4_spec
.ip4dst
= rule
->filter
.formatted
.dst_ip
[0];
2413 fsp
->m_u
.tcp_ip4_spec
.ip4dst
= mask
->formatted
.dst_ip
[0];
2414 fsp
->h_ext
.vlan_tci
= rule
->filter
.formatted
.vlan_id
;
2415 fsp
->m_ext
.vlan_tci
= mask
->formatted
.vlan_id
;
2416 fsp
->h_ext
.vlan_etype
= rule
->filter
.formatted
.flex_bytes
;
2417 fsp
->m_ext
.vlan_etype
= mask
->formatted
.flex_bytes
;
2418 fsp
->h_ext
.data
[1] = htonl(rule
->filter
.formatted
.vm_pool
);
2419 fsp
->m_ext
.data
[1] = htonl(mask
->formatted
.vm_pool
);
2420 fsp
->flow_type
|= FLOW_EXT
;
2423 if (rule
->action
== IXGBE_FDIR_DROP_QUEUE
)
2424 fsp
->ring_cookie
= RX_CLS_FLOW_DISC
;
2426 fsp
->ring_cookie
= rule
->action
;
2431 static int ixgbe_get_ethtool_fdir_all(struct ixgbe_adapter
*adapter
,
2432 struct ethtool_rxnfc
*cmd
,
2435 struct hlist_node
*node2
;
2436 struct ixgbe_fdir_filter
*rule
;
2439 /* report total rule count */
2440 cmd
->data
= (1024 << adapter
->fdir_pballoc
) - 2;
2442 hlist_for_each_entry_safe(rule
, node2
,
2443 &adapter
->fdir_filter_list
, fdir_node
) {
2444 if (cnt
== cmd
->rule_cnt
)
2446 rule_locs
[cnt
] = rule
->sw_idx
;
2450 cmd
->rule_cnt
= cnt
;
2455 static int ixgbe_get_rss_hash_opts(struct ixgbe_adapter
*adapter
,
2456 struct ethtool_rxnfc
*cmd
)
2460 /* Report default options for RSS on ixgbe */
2461 switch (cmd
->flow_type
) {
2463 cmd
->data
|= RXH_L4_B_0_1
| RXH_L4_B_2_3
;
2466 if (adapter
->flags2
& IXGBE_FLAG2_RSS_FIELD_IPV4_UDP
)
2467 cmd
->data
|= RXH_L4_B_0_1
| RXH_L4_B_2_3
;
2470 case AH_ESP_V4_FLOW
:
2474 cmd
->data
|= RXH_IP_SRC
| RXH_IP_DST
;
2477 cmd
->data
|= RXH_L4_B_0_1
| RXH_L4_B_2_3
;
2480 if (adapter
->flags2
& IXGBE_FLAG2_RSS_FIELD_IPV6_UDP
)
2481 cmd
->data
|= RXH_L4_B_0_1
| RXH_L4_B_2_3
;
2484 case AH_ESP_V6_FLOW
:
2488 cmd
->data
|= RXH_IP_SRC
| RXH_IP_DST
;
2497 static int ixgbe_get_rxnfc(struct net_device
*dev
, struct ethtool_rxnfc
*cmd
,
2500 struct ixgbe_adapter
*adapter
= netdev_priv(dev
);
2501 int ret
= -EOPNOTSUPP
;
2504 case ETHTOOL_GRXRINGS
:
2505 cmd
->data
= adapter
->num_rx_queues
;
2508 case ETHTOOL_GRXCLSRLCNT
:
2509 cmd
->rule_cnt
= adapter
->fdir_filter_count
;
2512 case ETHTOOL_GRXCLSRULE
:
2513 ret
= ixgbe_get_ethtool_fdir_entry(adapter
, cmd
);
2515 case ETHTOOL_GRXCLSRLALL
:
2516 ret
= ixgbe_get_ethtool_fdir_all(adapter
, cmd
, rule_locs
);
2519 ret
= ixgbe_get_rss_hash_opts(adapter
, cmd
);
2528 int ixgbe_update_ethtool_fdir_entry(struct ixgbe_adapter
*adapter
,
2529 struct ixgbe_fdir_filter
*input
,
2532 struct ixgbe_hw
*hw
= &adapter
->hw
;
2533 struct hlist_node
*node2
;
2534 struct ixgbe_fdir_filter
*rule
, *parent
;
2540 hlist_for_each_entry_safe(rule
, node2
,
2541 &adapter
->fdir_filter_list
, fdir_node
) {
2542 /* hash found, or no matching entry */
2543 if (rule
->sw_idx
>= sw_idx
)
2548 /* if there is an old rule occupying our place remove it */
2549 if (rule
&& (rule
->sw_idx
== sw_idx
)) {
2550 if (!input
|| (rule
->filter
.formatted
.bkt_hash
!=
2551 input
->filter
.formatted
.bkt_hash
)) {
2552 err
= ixgbe_fdir_erase_perfect_filter_82599(hw
,
2557 hlist_del(&rule
->fdir_node
);
2559 adapter
->fdir_filter_count
--;
2563 * If no input this was a delete, err should be 0 if a rule was
2564 * successfully found and removed from the list else -EINVAL
2569 /* initialize node and set software index */
2570 INIT_HLIST_NODE(&input
->fdir_node
);
2572 /* add filter to the list */
2574 hlist_add_behind(&input
->fdir_node
, &parent
->fdir_node
);
2576 hlist_add_head(&input
->fdir_node
,
2577 &adapter
->fdir_filter_list
);
2580 adapter
->fdir_filter_count
++;
2585 static int ixgbe_flowspec_to_flow_type(struct ethtool_rx_flow_spec
*fsp
,
2588 switch (fsp
->flow_type
& ~FLOW_EXT
) {
2590 *flow_type
= IXGBE_ATR_FLOW_TYPE_TCPV4
;
2593 *flow_type
= IXGBE_ATR_FLOW_TYPE_UDPV4
;
2596 *flow_type
= IXGBE_ATR_FLOW_TYPE_SCTPV4
;
2599 switch (fsp
->h_u
.usr_ip4_spec
.proto
) {
2601 *flow_type
= IXGBE_ATR_FLOW_TYPE_TCPV4
;
2604 *flow_type
= IXGBE_ATR_FLOW_TYPE_UDPV4
;
2607 *flow_type
= IXGBE_ATR_FLOW_TYPE_SCTPV4
;
2610 if (!fsp
->m_u
.usr_ip4_spec
.proto
) {
2611 *flow_type
= IXGBE_ATR_FLOW_TYPE_IPV4
;
2625 static int ixgbe_add_ethtool_fdir_entry(struct ixgbe_adapter
*adapter
,
2626 struct ethtool_rxnfc
*cmd
)
2628 struct ethtool_rx_flow_spec
*fsp
=
2629 (struct ethtool_rx_flow_spec
*)&cmd
->fs
;
2630 struct ixgbe_hw
*hw
= &adapter
->hw
;
2631 struct ixgbe_fdir_filter
*input
;
2632 union ixgbe_atr_input mask
;
2636 if (!(adapter
->flags
& IXGBE_FLAG_FDIR_PERFECT_CAPABLE
))
2639 /* ring_cookie is a masked into a set of queues and ixgbe pools or
2640 * we use the drop index.
2642 if (fsp
->ring_cookie
== RX_CLS_FLOW_DISC
) {
2643 queue
= IXGBE_FDIR_DROP_QUEUE
;
2645 u32 ring
= ethtool_get_flow_spec_ring(fsp
->ring_cookie
);
2646 u8 vf
= ethtool_get_flow_spec_ring_vf(fsp
->ring_cookie
);
2648 if (!vf
&& (ring
>= adapter
->num_rx_queues
))
2651 ((vf
> adapter
->num_vfs
) ||
2652 ring
>= adapter
->num_rx_queues_per_pool
))
2655 /* Map the ring onto the absolute queue index */
2657 queue
= adapter
->rx_ring
[ring
]->reg_idx
;
2660 adapter
->num_rx_queues_per_pool
) + ring
;
2663 /* Don't allow indexes to exist outside of available space */
2664 if (fsp
->location
>= ((1024 << adapter
->fdir_pballoc
) - 2)) {
2665 e_err(drv
, "Location out of range\n");
2669 input
= kzalloc(sizeof(*input
), GFP_ATOMIC
);
2673 memset(&mask
, 0, sizeof(union ixgbe_atr_input
));
2676 input
->sw_idx
= fsp
->location
;
2678 /* record flow type */
2679 if (!ixgbe_flowspec_to_flow_type(fsp
,
2680 &input
->filter
.formatted
.flow_type
)) {
2681 e_err(drv
, "Unrecognized flow type\n");
2685 mask
.formatted
.flow_type
= IXGBE_ATR_L4TYPE_IPV6_MASK
|
2686 IXGBE_ATR_L4TYPE_MASK
;
2688 if (input
->filter
.formatted
.flow_type
== IXGBE_ATR_FLOW_TYPE_IPV4
)
2689 mask
.formatted
.flow_type
&= IXGBE_ATR_L4TYPE_IPV6_MASK
;
2691 /* Copy input into formatted structures */
2692 input
->filter
.formatted
.src_ip
[0] = fsp
->h_u
.tcp_ip4_spec
.ip4src
;
2693 mask
.formatted
.src_ip
[0] = fsp
->m_u
.tcp_ip4_spec
.ip4src
;
2694 input
->filter
.formatted
.dst_ip
[0] = fsp
->h_u
.tcp_ip4_spec
.ip4dst
;
2695 mask
.formatted
.dst_ip
[0] = fsp
->m_u
.tcp_ip4_spec
.ip4dst
;
2696 input
->filter
.formatted
.src_port
= fsp
->h_u
.tcp_ip4_spec
.psrc
;
2697 mask
.formatted
.src_port
= fsp
->m_u
.tcp_ip4_spec
.psrc
;
2698 input
->filter
.formatted
.dst_port
= fsp
->h_u
.tcp_ip4_spec
.pdst
;
2699 mask
.formatted
.dst_port
= fsp
->m_u
.tcp_ip4_spec
.pdst
;
2701 if (fsp
->flow_type
& FLOW_EXT
) {
2702 input
->filter
.formatted
.vm_pool
=
2703 (unsigned char)ntohl(fsp
->h_ext
.data
[1]);
2704 mask
.formatted
.vm_pool
=
2705 (unsigned char)ntohl(fsp
->m_ext
.data
[1]);
2706 input
->filter
.formatted
.vlan_id
= fsp
->h_ext
.vlan_tci
;
2707 mask
.formatted
.vlan_id
= fsp
->m_ext
.vlan_tci
;
2708 input
->filter
.formatted
.flex_bytes
=
2709 fsp
->h_ext
.vlan_etype
;
2710 mask
.formatted
.flex_bytes
= fsp
->m_ext
.vlan_etype
;
2713 /* determine if we need to drop or route the packet */
2714 if (fsp
->ring_cookie
== RX_CLS_FLOW_DISC
)
2715 input
->action
= IXGBE_FDIR_DROP_QUEUE
;
2717 input
->action
= fsp
->ring_cookie
;
2719 spin_lock(&adapter
->fdir_perfect_lock
);
2721 if (hlist_empty(&adapter
->fdir_filter_list
)) {
2722 /* save mask and program input mask into HW */
2723 memcpy(&adapter
->fdir_mask
, &mask
, sizeof(mask
));
2724 err
= ixgbe_fdir_set_input_mask_82599(hw
, &mask
);
2726 e_err(drv
, "Error writing mask\n");
2727 goto err_out_w_lock
;
2729 } else if (memcmp(&adapter
->fdir_mask
, &mask
, sizeof(mask
))) {
2730 e_err(drv
, "Only one mask supported per port\n");
2731 goto err_out_w_lock
;
2734 /* apply mask and compute/store hash */
2735 ixgbe_atr_compute_perfect_hash_82599(&input
->filter
, &mask
);
2737 /* program filters to filter memory */
2738 err
= ixgbe_fdir_write_perfect_filter_82599(hw
,
2739 &input
->filter
, input
->sw_idx
, queue
);
2741 goto err_out_w_lock
;
2743 ixgbe_update_ethtool_fdir_entry(adapter
, input
, input
->sw_idx
);
2745 spin_unlock(&adapter
->fdir_perfect_lock
);
2749 spin_unlock(&adapter
->fdir_perfect_lock
);
2755 static int ixgbe_del_ethtool_fdir_entry(struct ixgbe_adapter
*adapter
,
2756 struct ethtool_rxnfc
*cmd
)
2758 struct ethtool_rx_flow_spec
*fsp
=
2759 (struct ethtool_rx_flow_spec
*)&cmd
->fs
;
2762 spin_lock(&adapter
->fdir_perfect_lock
);
2763 err
= ixgbe_update_ethtool_fdir_entry(adapter
, NULL
, fsp
->location
);
2764 spin_unlock(&adapter
->fdir_perfect_lock
);
2769 #define UDP_RSS_FLAGS (IXGBE_FLAG2_RSS_FIELD_IPV4_UDP | \
2770 IXGBE_FLAG2_RSS_FIELD_IPV6_UDP)
2771 static int ixgbe_set_rss_hash_opt(struct ixgbe_adapter
*adapter
,
2772 struct ethtool_rxnfc
*nfc
)
2774 u32 flags2
= adapter
->flags2
;
2777 * RSS does not support anything other than hashing
2778 * to queues on src and dst IPs and ports
2780 if (nfc
->data
& ~(RXH_IP_SRC
| RXH_IP_DST
|
2781 RXH_L4_B_0_1
| RXH_L4_B_2_3
))
2784 switch (nfc
->flow_type
) {
2787 if (!(nfc
->data
& RXH_IP_SRC
) ||
2788 !(nfc
->data
& RXH_IP_DST
) ||
2789 !(nfc
->data
& RXH_L4_B_0_1
) ||
2790 !(nfc
->data
& RXH_L4_B_2_3
))
2794 if (!(nfc
->data
& RXH_IP_SRC
) ||
2795 !(nfc
->data
& RXH_IP_DST
))
2797 switch (nfc
->data
& (RXH_L4_B_0_1
| RXH_L4_B_2_3
)) {
2799 flags2
&= ~IXGBE_FLAG2_RSS_FIELD_IPV4_UDP
;
2801 case (RXH_L4_B_0_1
| RXH_L4_B_2_3
):
2802 flags2
|= IXGBE_FLAG2_RSS_FIELD_IPV4_UDP
;
2809 if (!(nfc
->data
& RXH_IP_SRC
) ||
2810 !(nfc
->data
& RXH_IP_DST
))
2812 switch (nfc
->data
& (RXH_L4_B_0_1
| RXH_L4_B_2_3
)) {
2814 flags2
&= ~IXGBE_FLAG2_RSS_FIELD_IPV6_UDP
;
2816 case (RXH_L4_B_0_1
| RXH_L4_B_2_3
):
2817 flags2
|= IXGBE_FLAG2_RSS_FIELD_IPV6_UDP
;
2823 case AH_ESP_V4_FLOW
:
2827 case AH_ESP_V6_FLOW
:
2831 if (!(nfc
->data
& RXH_IP_SRC
) ||
2832 !(nfc
->data
& RXH_IP_DST
) ||
2833 (nfc
->data
& RXH_L4_B_0_1
) ||
2834 (nfc
->data
& RXH_L4_B_2_3
))
2841 /* if we changed something we need to update flags */
2842 if (flags2
!= adapter
->flags2
) {
2843 struct ixgbe_hw
*hw
= &adapter
->hw
;
2845 unsigned int pf_pool
= adapter
->num_vfs
;
2847 if ((hw
->mac
.type
>= ixgbe_mac_X550
) &&
2848 (adapter
->flags
& IXGBE_FLAG_SRIOV_ENABLED
))
2849 mrqc
= IXGBE_READ_REG(hw
, IXGBE_PFVFMRQC(pf_pool
));
2851 mrqc
= IXGBE_READ_REG(hw
, IXGBE_MRQC
);
2853 if ((flags2
& UDP_RSS_FLAGS
) &&
2854 !(adapter
->flags2
& UDP_RSS_FLAGS
))
2855 e_warn(drv
, "enabling UDP RSS: fragmented packets may arrive out of order to the stack above\n");
2857 adapter
->flags2
= flags2
;
2859 /* Perform hash on these packet types */
2860 mrqc
|= IXGBE_MRQC_RSS_FIELD_IPV4
2861 | IXGBE_MRQC_RSS_FIELD_IPV4_TCP
2862 | IXGBE_MRQC_RSS_FIELD_IPV6
2863 | IXGBE_MRQC_RSS_FIELD_IPV6_TCP
;
2865 mrqc
&= ~(IXGBE_MRQC_RSS_FIELD_IPV4_UDP
|
2866 IXGBE_MRQC_RSS_FIELD_IPV6_UDP
);
2868 if (flags2
& IXGBE_FLAG2_RSS_FIELD_IPV4_UDP
)
2869 mrqc
|= IXGBE_MRQC_RSS_FIELD_IPV4_UDP
;
2871 if (flags2
& IXGBE_FLAG2_RSS_FIELD_IPV6_UDP
)
2872 mrqc
|= IXGBE_MRQC_RSS_FIELD_IPV6_UDP
;
2874 if ((hw
->mac
.type
>= ixgbe_mac_X550
) &&
2875 (adapter
->flags
& IXGBE_FLAG_SRIOV_ENABLED
))
2876 IXGBE_WRITE_REG(hw
, IXGBE_PFVFMRQC(pf_pool
), mrqc
);
2878 IXGBE_WRITE_REG(hw
, IXGBE_MRQC
, mrqc
);
2884 static int ixgbe_set_rxnfc(struct net_device
*dev
, struct ethtool_rxnfc
*cmd
)
2886 struct ixgbe_adapter
*adapter
= netdev_priv(dev
);
2887 int ret
= -EOPNOTSUPP
;
2890 case ETHTOOL_SRXCLSRLINS
:
2891 ret
= ixgbe_add_ethtool_fdir_entry(adapter
, cmd
);
2893 case ETHTOOL_SRXCLSRLDEL
:
2894 ret
= ixgbe_del_ethtool_fdir_entry(adapter
, cmd
);
2897 ret
= ixgbe_set_rss_hash_opt(adapter
, cmd
);
2906 static int ixgbe_rss_indir_tbl_max(struct ixgbe_adapter
*adapter
)
2908 if (adapter
->hw
.mac
.type
< ixgbe_mac_X550
)
2914 static u32
ixgbe_get_rxfh_key_size(struct net_device
*netdev
)
2916 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
2918 return sizeof(adapter
->rss_key
);
2921 static u32
ixgbe_rss_indir_size(struct net_device
*netdev
)
2923 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
2925 return ixgbe_rss_indir_tbl_entries(adapter
);
2928 static void ixgbe_get_reta(struct ixgbe_adapter
*adapter
, u32
*indir
)
2930 int i
, reta_size
= ixgbe_rss_indir_tbl_entries(adapter
);
2932 for (i
= 0; i
< reta_size
; i
++)
2933 indir
[i
] = adapter
->rss_indir_tbl
[i
];
2936 static int ixgbe_get_rxfh(struct net_device
*netdev
, u32
*indir
, u8
*key
,
2939 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
2942 *hfunc
= ETH_RSS_HASH_TOP
;
2945 ixgbe_get_reta(adapter
, indir
);
2948 memcpy(key
, adapter
->rss_key
, ixgbe_get_rxfh_key_size(netdev
));
2953 static int ixgbe_set_rxfh(struct net_device
*netdev
, const u32
*indir
,
2954 const u8
*key
, const u8 hfunc
)
2956 struct ixgbe_adapter
*adapter
= netdev_priv(netdev
);
2958 u32 reta_entries
= ixgbe_rss_indir_tbl_entries(adapter
);
2963 /* Fill out the redirection table */
2965 int max_queues
= min_t(int, adapter
->num_rx_queues
,
2966 ixgbe_rss_indir_tbl_max(adapter
));
2968 /*Allow at least 2 queues w/ SR-IOV.*/
2969 if ((adapter
->flags
& IXGBE_FLAG_SRIOV_ENABLED
) &&
2973 /* Verify user input. */
2974 for (i
= 0; i
< reta_entries
; i
++)
2975 if (indir
[i
] >= max_queues
)
2978 for (i
= 0; i
< reta_entries
; i
++)
2979 adapter
->rss_indir_tbl
[i
] = indir
[i
];
2982 /* Fill out the rss hash key */
2984 memcpy(adapter
->rss_key
, key
, ixgbe_get_rxfh_key_size(netdev
));
2986 ixgbe_store_reta(adapter
);
2991 static int ixgbe_get_ts_info(struct net_device
*dev
,
2992 struct ethtool_ts_info
*info
)
2994 struct ixgbe_adapter
*adapter
= netdev_priv(dev
);
2996 /* we always support timestamping disabled */
2997 info
->rx_filters
= BIT(HWTSTAMP_FILTER_NONE
);
2999 switch (adapter
->hw
.mac
.type
) {
3000 case ixgbe_mac_X550
:
3001 case ixgbe_mac_X550EM_x
:
3002 case ixgbe_mac_x550em_a
:
3003 info
->rx_filters
|= BIT(HWTSTAMP_FILTER_ALL
);
3005 case ixgbe_mac_X540
:
3006 case ixgbe_mac_82599EB
:
3007 info
->so_timestamping
=
3008 SOF_TIMESTAMPING_TX_SOFTWARE
|
3009 SOF_TIMESTAMPING_RX_SOFTWARE
|
3010 SOF_TIMESTAMPING_SOFTWARE
|
3011 SOF_TIMESTAMPING_TX_HARDWARE
|
3012 SOF_TIMESTAMPING_RX_HARDWARE
|
3013 SOF_TIMESTAMPING_RAW_HARDWARE
;
3015 if (adapter
->ptp_clock
)
3016 info
->phc_index
= ptp_clock_index(adapter
->ptp_clock
);
3018 info
->phc_index
= -1;
3021 BIT(HWTSTAMP_TX_OFF
) |
3022 BIT(HWTSTAMP_TX_ON
);
3025 BIT(HWTSTAMP_FILTER_PTP_V1_L4_SYNC
) |
3026 BIT(HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ
) |
3027 BIT(HWTSTAMP_FILTER_PTP_V2_EVENT
);
3030 return ethtool_op_get_ts_info(dev
, info
);
3035 static unsigned int ixgbe_max_channels(struct ixgbe_adapter
*adapter
)
3037 unsigned int max_combined
;
3038 u8 tcs
= netdev_get_num_tc(adapter
->netdev
);
3040 if (!(adapter
->flags
& IXGBE_FLAG_MSIX_ENABLED
)) {
3041 /* We only support one q_vector without MSI-X */
3043 } else if (adapter
->flags
& IXGBE_FLAG_SRIOV_ENABLED
) {
3044 /* SR-IOV currently only allows one queue on the PF */
3046 } else if (tcs
> 1) {
3047 /* For DCB report channels per traffic class */
3048 if (adapter
->hw
.mac
.type
== ixgbe_mac_82598EB
) {
3049 /* 8 TC w/ 4 queues per TC */
3051 } else if (tcs
> 4) {
3052 /* 8 TC w/ 8 queues per TC */
3055 /* 4 TC w/ 16 queues per TC */
3058 } else if (adapter
->atr_sample_rate
) {
3059 /* support up to 64 queues with ATR */
3060 max_combined
= IXGBE_MAX_FDIR_INDICES
;
3062 /* support up to 16 queues with RSS */
3063 max_combined
= ixgbe_max_rss_indices(adapter
);
3066 return max_combined
;
3069 static void ixgbe_get_channels(struct net_device
*dev
,
3070 struct ethtool_channels
*ch
)
3072 struct ixgbe_adapter
*adapter
= netdev_priv(dev
);
3074 /* report maximum channels */
3075 ch
->max_combined
= ixgbe_max_channels(adapter
);
3077 /* report info for other vector */
3078 if (adapter
->flags
& IXGBE_FLAG_MSIX_ENABLED
) {
3079 ch
->max_other
= NON_Q_VECTORS
;
3080 ch
->other_count
= NON_Q_VECTORS
;
3083 /* record RSS queues */
3084 ch
->combined_count
= adapter
->ring_feature
[RING_F_RSS
].indices
;
3086 /* nothing else to report if RSS is disabled */
3087 if (ch
->combined_count
== 1)
3090 /* we do not support ATR queueing if SR-IOV is enabled */
3091 if (adapter
->flags
& IXGBE_FLAG_SRIOV_ENABLED
)
3094 /* same thing goes for being DCB enabled */
3095 if (netdev_get_num_tc(dev
) > 1)
3098 /* if ATR is disabled we can exit */
3099 if (!adapter
->atr_sample_rate
)
3102 /* report flow director queues as maximum channels */
3103 ch
->combined_count
= adapter
->ring_feature
[RING_F_FDIR
].indices
;
3106 static int ixgbe_set_channels(struct net_device
*dev
,
3107 struct ethtool_channels
*ch
)
3109 struct ixgbe_adapter
*adapter
= netdev_priv(dev
);
3110 unsigned int count
= ch
->combined_count
;
3111 u8 max_rss_indices
= ixgbe_max_rss_indices(adapter
);
3113 /* verify they are not requesting separate vectors */
3114 if (!count
|| ch
->rx_count
|| ch
->tx_count
)
3117 /* verify other_count has not changed */
3118 if (ch
->other_count
!= NON_Q_VECTORS
)
3121 /* verify the number of channels does not exceed hardware limits */
3122 if (count
> ixgbe_max_channels(adapter
))
3125 /* update feature limits from largest to smallest supported values */
3126 adapter
->ring_feature
[RING_F_FDIR
].limit
= count
;
3129 if (count
> max_rss_indices
)
3130 count
= max_rss_indices
;
3131 adapter
->ring_feature
[RING_F_RSS
].limit
= count
;
3134 /* cap FCoE limit at 8 */
3135 if (count
> IXGBE_FCRETA_SIZE
)
3136 count
= IXGBE_FCRETA_SIZE
;
3137 adapter
->ring_feature
[RING_F_FCOE
].limit
= count
;
3140 /* use setup TC to update any traffic class queue mapping */
3141 return ixgbe_setup_tc(dev
, netdev_get_num_tc(dev
));
3144 static int ixgbe_get_module_info(struct net_device
*dev
,
3145 struct ethtool_modinfo
*modinfo
)
3147 struct ixgbe_adapter
*adapter
= netdev_priv(dev
);
3148 struct ixgbe_hw
*hw
= &adapter
->hw
;
3150 u8 sff8472_rev
, addr_mode
;
3151 bool page_swap
= false;
3153 /* Check whether we support SFF-8472 or not */
3154 status
= hw
->phy
.ops
.read_i2c_eeprom(hw
,
3155 IXGBE_SFF_SFF_8472_COMP
,
3160 /* addressing mode is not supported */
3161 status
= hw
->phy
.ops
.read_i2c_eeprom(hw
,
3162 IXGBE_SFF_SFF_8472_SWAP
,
3167 if (addr_mode
& IXGBE_SFF_ADDRESSING_MODE
) {
3168 e_err(drv
, "Address change required to access page 0xA2, but not supported. Please report the module type to the driver maintainers.\n");
3172 if (sff8472_rev
== IXGBE_SFF_SFF_8472_UNSUP
|| page_swap
) {
3173 /* We have a SFP, but it does not support SFF-8472 */
3174 modinfo
->type
= ETH_MODULE_SFF_8079
;
3175 modinfo
->eeprom_len
= ETH_MODULE_SFF_8079_LEN
;
3177 /* We have a SFP which supports a revision of SFF-8472. */
3178 modinfo
->type
= ETH_MODULE_SFF_8472
;
3179 modinfo
->eeprom_len
= ETH_MODULE_SFF_8472_LEN
;
3185 static int ixgbe_get_module_eeprom(struct net_device
*dev
,
3186 struct ethtool_eeprom
*ee
,
3189 struct ixgbe_adapter
*adapter
= netdev_priv(dev
);
3190 struct ixgbe_hw
*hw
= &adapter
->hw
;
3191 s32 status
= IXGBE_ERR_PHY_ADDR_INVALID
;
3198 for (i
= ee
->offset
; i
< ee
->offset
+ ee
->len
; i
++) {
3199 /* I2C reads can take long time */
3200 if (test_bit(__IXGBE_IN_SFP_INIT
, &adapter
->state
))
3203 if (i
< ETH_MODULE_SFF_8079_LEN
)
3204 status
= hw
->phy
.ops
.read_i2c_eeprom(hw
, i
, &databyte
);
3206 status
= hw
->phy
.ops
.read_i2c_sff8472(hw
, i
, &databyte
);
3211 data
[i
- ee
->offset
] = databyte
;
3217 static const struct ethtool_ops ixgbe_ethtool_ops
= {
3218 .get_settings
= ixgbe_get_settings
,
3219 .set_settings
= ixgbe_set_settings
,
3220 .get_drvinfo
= ixgbe_get_drvinfo
,
3221 .get_regs_len
= ixgbe_get_regs_len
,
3222 .get_regs
= ixgbe_get_regs
,
3223 .get_wol
= ixgbe_get_wol
,
3224 .set_wol
= ixgbe_set_wol
,
3225 .nway_reset
= ixgbe_nway_reset
,
3226 .get_link
= ethtool_op_get_link
,
3227 .get_eeprom_len
= ixgbe_get_eeprom_len
,
3228 .get_eeprom
= ixgbe_get_eeprom
,
3229 .set_eeprom
= ixgbe_set_eeprom
,
3230 .get_ringparam
= ixgbe_get_ringparam
,
3231 .set_ringparam
= ixgbe_set_ringparam
,
3232 .get_pauseparam
= ixgbe_get_pauseparam
,
3233 .set_pauseparam
= ixgbe_set_pauseparam
,
3234 .get_msglevel
= ixgbe_get_msglevel
,
3235 .set_msglevel
= ixgbe_set_msglevel
,
3236 .self_test
= ixgbe_diag_test
,
3237 .get_strings
= ixgbe_get_strings
,
3238 .set_phys_id
= ixgbe_set_phys_id
,
3239 .get_sset_count
= ixgbe_get_sset_count
,
3240 .get_ethtool_stats
= ixgbe_get_ethtool_stats
,
3241 .get_coalesce
= ixgbe_get_coalesce
,
3242 .set_coalesce
= ixgbe_set_coalesce
,
3243 .get_rxnfc
= ixgbe_get_rxnfc
,
3244 .set_rxnfc
= ixgbe_set_rxnfc
,
3245 .get_rxfh_indir_size
= ixgbe_rss_indir_size
,
3246 .get_rxfh_key_size
= ixgbe_get_rxfh_key_size
,
3247 .get_rxfh
= ixgbe_get_rxfh
,
3248 .set_rxfh
= ixgbe_set_rxfh
,
3249 .get_channels
= ixgbe_get_channels
,
3250 .set_channels
= ixgbe_set_channels
,
3251 .get_ts_info
= ixgbe_get_ts_info
,
3252 .get_module_info
= ixgbe_get_module_info
,
3253 .get_module_eeprom
= ixgbe_get_module_eeprom
,
3256 void ixgbe_set_ethtool_ops(struct net_device
*netdev
)
3258 netdev
->ethtool_ops
= &ixgbe_ethtool_ops
;