1 /****************************************************************************
2 * Driver for Solarflare Solarstorm network controllers and boards
3 * Copyright 2005-2006 Fen Systems Ltd.
4 * Copyright 2006-2010 Solarflare Communications Inc.
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 as published
8 * by the Free Software Foundation, incorporated herein by reference.
11 #include <linux/bitops.h>
12 #include <linux/delay.h>
13 #include <linux/pci.h>
14 #include <linux/module.h>
15 #include <linux/slab.h>
16 #include <linux/random.h>
17 #include "net_driver.h"
25 #include "workarounds.h"
27 #include "mcdi_pcol.h"
29 /* Hardware control for SFC9000 family including SFL9021 (aka Siena). */
31 static void siena_init_wol(struct efx_nic
*efx
);
34 static void siena_push_irq_moderation(struct efx_channel
*channel
)
36 efx_dword_t timer_cmd
;
38 if (channel
->irq_moderation
)
39 EFX_POPULATE_DWORD_2(timer_cmd
,
41 FFE_CZ_TIMER_MODE_INT_HLDOFF
,
43 channel
->irq_moderation
- 1);
45 EFX_POPULATE_DWORD_2(timer_cmd
,
47 FFE_CZ_TIMER_MODE_DIS
,
48 FRF_CZ_TC_TIMER_VAL
, 0);
49 efx_writed_page_locked(channel
->efx
, &timer_cmd
, FR_BZ_TIMER_COMMAND_P0
,
53 static int siena_mdio_write(struct net_device
*net_dev
,
54 int prtad
, int devad
, u16 addr
, u16 value
)
56 struct efx_nic
*efx
= netdev_priv(net_dev
);
60 rc
= efx_mcdi_mdio_write(efx
, efx
->mdio_bus
, prtad
, devad
,
61 addr
, value
, &status
);
64 if (status
!= MC_CMD_MDIO_STATUS_GOOD
)
70 static int siena_mdio_read(struct net_device
*net_dev
,
71 int prtad
, int devad
, u16 addr
)
73 struct efx_nic
*efx
= netdev_priv(net_dev
);
78 rc
= efx_mcdi_mdio_read(efx
, efx
->mdio_bus
, prtad
, devad
,
79 addr
, &value
, &status
);
82 if (status
!= MC_CMD_MDIO_STATUS_GOOD
)
88 /* This call is responsible for hooking in the MAC and PHY operations */
89 static int siena_probe_port(struct efx_nic
*efx
)
93 /* Hook in PHY operations table */
94 efx
->phy_op
= &efx_mcdi_phy_ops
;
96 /* Set up MDIO structure for PHY */
97 efx
->mdio
.mode_support
= MDIO_SUPPORTS_C45
| MDIO_EMULATE_C22
;
98 efx
->mdio
.mdio_read
= siena_mdio_read
;
99 efx
->mdio
.mdio_write
= siena_mdio_write
;
101 /* Fill out MDIO structure, loopback modes, and initial link state */
102 rc
= efx
->phy_op
->probe(efx
);
106 /* Allocate buffer for stats */
107 rc
= efx_nic_alloc_buffer(efx
, &efx
->stats_buffer
,
108 MC_CMD_MAC_NSTATS
* sizeof(u64
));
111 netif_dbg(efx
, probe
, efx
->net_dev
,
112 "stats buffer at %llx (virt %p phys %llx)\n",
113 (u64
)efx
->stats_buffer
.dma_addr
,
114 efx
->stats_buffer
.addr
,
115 (u64
)virt_to_phys(efx
->stats_buffer
.addr
));
117 efx_mcdi_mac_stats(efx
, efx
->stats_buffer
.dma_addr
, 0, 0, 1);
122 static void siena_remove_port(struct efx_nic
*efx
)
124 efx
->phy_op
->remove(efx
);
125 efx_nic_free_buffer(efx
, &efx
->stats_buffer
);
128 static const struct efx_nic_register_test siena_register_tests
[] = {
130 EFX_OWORD32(0x0003FFFF, 0x0003FFFF, 0x0003FFFF, 0x0003FFFF) },
132 EFX_OWORD32(0x000103FF, 0x00000000, 0x00000000, 0x00000000) },
134 EFX_OWORD32(0xFFFFFFFE, 0xFFFFFFFF, 0x0003FFFF, 0x00000000) },
136 EFX_OWORD32(0x7FFF0037, 0xFFFF8000, 0xFFFFFFFF, 0x03FFFFFF) },
138 EFX_OWORD32(0xFFFEFE80, 0x1FFFFFFF, 0x020000FE, 0x007FFFFF) },
139 { FR_AZ_SRM_TX_DC_CFG
,
140 EFX_OWORD32(0x001FFFFF, 0x00000000, 0x00000000, 0x00000000) },
142 EFX_OWORD32(0x00000003, 0x00000000, 0x00000000, 0x00000000) },
144 EFX_OWORD32(0x000003FF, 0x00000000, 0x00000000, 0x00000000) },
146 EFX_OWORD32(0x00000FFF, 0x00000000, 0x00000000, 0x00000000) },
148 EFX_OWORD32(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF) },
149 { FR_CZ_RX_RSS_IPV6_REG1
,
150 EFX_OWORD32(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF) },
151 { FR_CZ_RX_RSS_IPV6_REG2
,
152 EFX_OWORD32(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF) },
153 { FR_CZ_RX_RSS_IPV6_REG3
,
154 EFX_OWORD32(0xFFFFFFFF, 0xFFFFFFFF, 0x00000007, 0x00000000) },
157 static int siena_test_registers(struct efx_nic
*efx
)
159 return efx_nic_test_registers(efx
, siena_register_tests
,
160 ARRAY_SIZE(siena_register_tests
));
163 /**************************************************************************
167 **************************************************************************
170 static enum reset_type
siena_map_reset_reason(enum reset_type reason
)
172 return RESET_TYPE_ALL
;
175 static int siena_map_reset_flags(u32
*flags
)
178 SIENA_RESET_PORT
= (ETH_RESET_DMA
| ETH_RESET_FILTER
|
179 ETH_RESET_OFFLOAD
| ETH_RESET_MAC
|
181 SIENA_RESET_MC
= (SIENA_RESET_PORT
|
182 ETH_RESET_MGMT
<< ETH_RESET_SHARED_SHIFT
),
185 if ((*flags
& SIENA_RESET_MC
) == SIENA_RESET_MC
) {
186 *flags
&= ~SIENA_RESET_MC
;
187 return RESET_TYPE_WORLD
;
190 if ((*flags
& SIENA_RESET_PORT
) == SIENA_RESET_PORT
) {
191 *flags
&= ~SIENA_RESET_PORT
;
192 return RESET_TYPE_ALL
;
195 /* no invisible reset implemented */
200 static int siena_reset_hw(struct efx_nic
*efx
, enum reset_type method
)
204 /* Recover from a failed assertion pre-reset */
205 rc
= efx_mcdi_handle_assertion(efx
);
209 if (method
== RESET_TYPE_WORLD
)
210 return efx_mcdi_reset_mc(efx
);
212 return efx_mcdi_reset_port(efx
);
215 static int siena_probe_nvconfig(struct efx_nic
*efx
)
220 rc
= efx_mcdi_get_board_cfg(efx
, efx
->net_dev
->perm_addr
, NULL
, &caps
);
222 efx
->timer_quantum_ns
=
223 (caps
& (1 << MC_CMD_CAPABILITIES_TURBO_ACTIVE_LBN
)) ?
224 3072 : 6144; /* 768 cycles */
228 static void siena_dimension_resources(struct efx_nic
*efx
)
230 /* Each port has a small block of internal SRAM dedicated to
231 * the buffer table and descriptor caches. In theory we can
232 * map both blocks to one port, but we don't.
234 efx_nic_dimension_resources(efx
, FR_CZ_BUF_FULL_TBL_ROWS
/ 2);
237 static int siena_probe_nic(struct efx_nic
*efx
)
239 struct siena_nic_data
*nic_data
;
240 bool already_attached
= false;
244 /* Allocate storage for hardware specific data */
245 nic_data
= kzalloc(sizeof(struct siena_nic_data
), GFP_KERNEL
);
248 efx
->nic_data
= nic_data
;
250 if (efx_nic_fpga_ver(efx
) != 0) {
251 netif_err(efx
, probe
, efx
->net_dev
,
252 "Siena FPGA not supported\n");
257 efx_reado(efx
, ®
, FR_AZ_CS_DEBUG
);
258 efx
->net_dev
->dev_id
= EFX_OWORD_FIELD(reg
, FRF_CZ_CS_PORT_NUM
) - 1;
262 /* Recover from a failed assertion before probing */
263 rc
= efx_mcdi_handle_assertion(efx
);
267 /* Let the BMC know that the driver is now in charge of link and
268 * filter settings. We must do this before we reset the NIC */
269 rc
= efx_mcdi_drv_attach(efx
, true, &already_attached
);
271 netif_err(efx
, probe
, efx
->net_dev
,
272 "Unable to register driver with MCPU\n");
275 if (already_attached
)
276 /* Not a fatal error */
277 netif_err(efx
, probe
, efx
->net_dev
,
278 "Host already registered with MCPU\n");
280 /* Now we can reset the NIC */
281 rc
= siena_reset_hw(efx
, RESET_TYPE_ALL
);
283 netif_err(efx
, probe
, efx
->net_dev
, "failed to reset NIC\n");
289 /* Allocate memory for INT_KER */
290 rc
= efx_nic_alloc_buffer(efx
, &efx
->irq_status
, sizeof(efx_oword_t
));
293 BUG_ON(efx
->irq_status
.dma_addr
& 0x0f);
295 netif_dbg(efx
, probe
, efx
->net_dev
,
296 "INT_KER at %llx (virt %p phys %llx)\n",
297 (unsigned long long)efx
->irq_status
.dma_addr
,
298 efx
->irq_status
.addr
,
299 (unsigned long long)virt_to_phys(efx
->irq_status
.addr
));
301 /* Read in the non-volatile configuration */
302 rc
= siena_probe_nvconfig(efx
);
304 netif_err(efx
, probe
, efx
->net_dev
,
305 "NVRAM is invalid therefore using defaults\n");
306 efx
->phy_type
= PHY_TYPE_NONE
;
307 efx
->mdio
.prtad
= MDIO_PRTAD_NONE
;
312 rc
= efx_mcdi_mon_probe(efx
);
316 efx_sriov_probe(efx
);
321 efx_nic_free_buffer(efx
, &efx
->irq_status
);
324 efx_mcdi_drv_attach(efx
, false, NULL
);
327 kfree(efx
->nic_data
);
331 /* This call performs hardware-specific global initialisation, such as
332 * defining the descriptor cache sizes and number of RSS channels.
333 * It does not set up any buffers, descriptor rings or event queues.
335 static int siena_init_nic(struct efx_nic
*efx
)
340 /* Recover from a failed assertion post-reset */
341 rc
= efx_mcdi_handle_assertion(efx
);
345 /* Squash TX of packets of 16 bytes or less */
346 efx_reado(efx
, &temp
, FR_AZ_TX_RESERVED
);
347 EFX_SET_OWORD_FIELD(temp
, FRF_BZ_TX_FLUSH_MIN_LEN_EN
, 1);
348 efx_writeo(efx
, &temp
, FR_AZ_TX_RESERVED
);
350 /* Do not enable TX_NO_EOP_DISC_EN, since it limits packets to 16
351 * descriptors (which is bad).
353 efx_reado(efx
, &temp
, FR_AZ_TX_CFG
);
354 EFX_SET_OWORD_FIELD(temp
, FRF_AZ_TX_NO_EOP_DISC_EN
, 0);
355 EFX_SET_OWORD_FIELD(temp
, FRF_CZ_TX_FILTER_EN_BIT
, 1);
356 efx_writeo(efx
, &temp
, FR_AZ_TX_CFG
);
358 efx_reado(efx
, &temp
, FR_AZ_RX_CFG
);
359 EFX_SET_OWORD_FIELD(temp
, FRF_BZ_RX_DESC_PUSH_EN
, 0);
360 EFX_SET_OWORD_FIELD(temp
, FRF_BZ_RX_INGR_EN
, 1);
361 /* Enable hash insertion. This is broken for the 'Falcon' hash
362 * if IPv6 hashing is also enabled, so also select Toeplitz
363 * TCP/IPv4 and IPv4 hashes. */
364 EFX_SET_OWORD_FIELD(temp
, FRF_BZ_RX_HASH_INSRT_HDR
, 1);
365 EFX_SET_OWORD_FIELD(temp
, FRF_BZ_RX_HASH_ALG
, 1);
366 EFX_SET_OWORD_FIELD(temp
, FRF_BZ_RX_IP_HASH
, 1);
367 efx_writeo(efx
, &temp
, FR_AZ_RX_CFG
);
369 /* Set hash key for IPv4 */
370 memcpy(&temp
, efx
->rx_hash_key
, sizeof(temp
));
371 efx_writeo(efx
, &temp
, FR_BZ_RX_RSS_TKEY
);
373 /* Enable IPv6 RSS */
374 BUILD_BUG_ON(sizeof(efx
->rx_hash_key
) <
375 2 * sizeof(temp
) + FRF_CZ_RX_RSS_IPV6_TKEY_HI_WIDTH
/ 8 ||
376 FRF_CZ_RX_RSS_IPV6_TKEY_HI_LBN
!= 0);
377 memcpy(&temp
, efx
->rx_hash_key
, sizeof(temp
));
378 efx_writeo(efx
, &temp
, FR_CZ_RX_RSS_IPV6_REG1
);
379 memcpy(&temp
, efx
->rx_hash_key
+ sizeof(temp
), sizeof(temp
));
380 efx_writeo(efx
, &temp
, FR_CZ_RX_RSS_IPV6_REG2
);
381 EFX_POPULATE_OWORD_2(temp
, FRF_CZ_RX_RSS_IPV6_THASH_ENABLE
, 1,
382 FRF_CZ_RX_RSS_IPV6_IP_THASH_ENABLE
, 1);
383 memcpy(&temp
, efx
->rx_hash_key
+ 2 * sizeof(temp
),
384 FRF_CZ_RX_RSS_IPV6_TKEY_HI_WIDTH
/ 8);
385 efx_writeo(efx
, &temp
, FR_CZ_RX_RSS_IPV6_REG3
);
387 /* Enable event logging */
388 rc
= efx_mcdi_log_ctrl(efx
, true, false, 0);
392 /* Set destination of both TX and RX Flush events */
393 EFX_POPULATE_OWORD_1(temp
, FRF_BZ_FLS_EVQ_ID
, 0);
394 efx_writeo(efx
, &temp
, FR_BZ_DP_CTRL
);
396 EFX_POPULATE_OWORD_1(temp
, FRF_CZ_USREV_DIS
, 1);
397 efx_writeo(efx
, &temp
, FR_CZ_USR_EV_CFG
);
399 efx_nic_init_common(efx
);
403 static void siena_remove_nic(struct efx_nic
*efx
)
405 efx_mcdi_mon_remove(efx
);
407 efx_nic_free_buffer(efx
, &efx
->irq_status
);
409 siena_reset_hw(efx
, RESET_TYPE_ALL
);
411 /* Relinquish the device back to the BMC */
412 efx_mcdi_drv_attach(efx
, false, NULL
);
414 /* Tear down the private nic state */
415 kfree(efx
->nic_data
);
416 efx
->nic_data
= NULL
;
419 #define STATS_GENERATION_INVALID ((__force __le64)(-1))
421 static int siena_try_update_nic_stats(struct efx_nic
*efx
)
424 struct efx_mac_stats
*mac_stats
;
425 __le64 generation_start
, generation_end
;
427 mac_stats
= &efx
->mac_stats
;
428 dma_stats
= efx
->stats_buffer
.addr
;
430 generation_end
= dma_stats
[MC_CMD_MAC_GENERATION_END
];
431 if (generation_end
== STATS_GENERATION_INVALID
)
435 #define MAC_STAT(M, D) \
436 mac_stats->M = le64_to_cpu(dma_stats[MC_CMD_MAC_ ## D])
438 MAC_STAT(tx_bytes
, TX_BYTES
);
439 MAC_STAT(tx_bad_bytes
, TX_BAD_BYTES
);
440 mac_stats
->tx_good_bytes
= (mac_stats
->tx_bytes
-
441 mac_stats
->tx_bad_bytes
);
442 MAC_STAT(tx_packets
, TX_PKTS
);
443 MAC_STAT(tx_bad
, TX_BAD_FCS_PKTS
);
444 MAC_STAT(tx_pause
, TX_PAUSE_PKTS
);
445 MAC_STAT(tx_control
, TX_CONTROL_PKTS
);
446 MAC_STAT(tx_unicast
, TX_UNICAST_PKTS
);
447 MAC_STAT(tx_multicast
, TX_MULTICAST_PKTS
);
448 MAC_STAT(tx_broadcast
, TX_BROADCAST_PKTS
);
449 MAC_STAT(tx_lt64
, TX_LT64_PKTS
);
450 MAC_STAT(tx_64
, TX_64_PKTS
);
451 MAC_STAT(tx_65_to_127
, TX_65_TO_127_PKTS
);
452 MAC_STAT(tx_128_to_255
, TX_128_TO_255_PKTS
);
453 MAC_STAT(tx_256_to_511
, TX_256_TO_511_PKTS
);
454 MAC_STAT(tx_512_to_1023
, TX_512_TO_1023_PKTS
);
455 MAC_STAT(tx_1024_to_15xx
, TX_1024_TO_15XX_PKTS
);
456 MAC_STAT(tx_15xx_to_jumbo
, TX_15XX_TO_JUMBO_PKTS
);
457 MAC_STAT(tx_gtjumbo
, TX_GTJUMBO_PKTS
);
458 mac_stats
->tx_collision
= 0;
459 MAC_STAT(tx_single_collision
, TX_SINGLE_COLLISION_PKTS
);
460 MAC_STAT(tx_multiple_collision
, TX_MULTIPLE_COLLISION_PKTS
);
461 MAC_STAT(tx_excessive_collision
, TX_EXCESSIVE_COLLISION_PKTS
);
462 MAC_STAT(tx_deferred
, TX_DEFERRED_PKTS
);
463 MAC_STAT(tx_late_collision
, TX_LATE_COLLISION_PKTS
);
464 mac_stats
->tx_collision
= (mac_stats
->tx_single_collision
+
465 mac_stats
->tx_multiple_collision
+
466 mac_stats
->tx_excessive_collision
+
467 mac_stats
->tx_late_collision
);
468 MAC_STAT(tx_excessive_deferred
, TX_EXCESSIVE_DEFERRED_PKTS
);
469 MAC_STAT(tx_non_tcpudp
, TX_NON_TCPUDP_PKTS
);
470 MAC_STAT(tx_mac_src_error
, TX_MAC_SRC_ERR_PKTS
);
471 MAC_STAT(tx_ip_src_error
, TX_IP_SRC_ERR_PKTS
);
472 MAC_STAT(rx_bytes
, RX_BYTES
);
473 MAC_STAT(rx_bad_bytes
, RX_BAD_BYTES
);
474 mac_stats
->rx_good_bytes
= (mac_stats
->rx_bytes
-
475 mac_stats
->rx_bad_bytes
);
476 MAC_STAT(rx_packets
, RX_PKTS
);
477 MAC_STAT(rx_good
, RX_GOOD_PKTS
);
478 MAC_STAT(rx_bad
, RX_BAD_FCS_PKTS
);
479 MAC_STAT(rx_pause
, RX_PAUSE_PKTS
);
480 MAC_STAT(rx_control
, RX_CONTROL_PKTS
);
481 MAC_STAT(rx_unicast
, RX_UNICAST_PKTS
);
482 MAC_STAT(rx_multicast
, RX_MULTICAST_PKTS
);
483 MAC_STAT(rx_broadcast
, RX_BROADCAST_PKTS
);
484 MAC_STAT(rx_lt64
, RX_UNDERSIZE_PKTS
);
485 MAC_STAT(rx_64
, RX_64_PKTS
);
486 MAC_STAT(rx_65_to_127
, RX_65_TO_127_PKTS
);
487 MAC_STAT(rx_128_to_255
, RX_128_TO_255_PKTS
);
488 MAC_STAT(rx_256_to_511
, RX_256_TO_511_PKTS
);
489 MAC_STAT(rx_512_to_1023
, RX_512_TO_1023_PKTS
);
490 MAC_STAT(rx_1024_to_15xx
, RX_1024_TO_15XX_PKTS
);
491 MAC_STAT(rx_15xx_to_jumbo
, RX_15XX_TO_JUMBO_PKTS
);
492 MAC_STAT(rx_gtjumbo
, RX_GTJUMBO_PKTS
);
493 mac_stats
->rx_bad_lt64
= 0;
494 mac_stats
->rx_bad_64_to_15xx
= 0;
495 mac_stats
->rx_bad_15xx_to_jumbo
= 0;
496 MAC_STAT(rx_bad_gtjumbo
, RX_JABBER_PKTS
);
497 MAC_STAT(rx_overflow
, RX_OVERFLOW_PKTS
);
498 mac_stats
->rx_missed
= 0;
499 MAC_STAT(rx_false_carrier
, RX_FALSE_CARRIER_PKTS
);
500 MAC_STAT(rx_symbol_error
, RX_SYMBOL_ERROR_PKTS
);
501 MAC_STAT(rx_align_error
, RX_ALIGN_ERROR_PKTS
);
502 MAC_STAT(rx_length_error
, RX_LENGTH_ERROR_PKTS
);
503 MAC_STAT(rx_internal_error
, RX_INTERNAL_ERROR_PKTS
);
504 mac_stats
->rx_good_lt64
= 0;
506 efx
->n_rx_nodesc_drop_cnt
=
507 le64_to_cpu(dma_stats
[MC_CMD_MAC_RX_NODESC_DROPS
]);
512 generation_start
= dma_stats
[MC_CMD_MAC_GENERATION_START
];
513 if (generation_end
!= generation_start
)
519 static void siena_update_nic_stats(struct efx_nic
*efx
)
523 /* If we're unlucky enough to read statistics wduring the DMA, wait
524 * up to 10ms for it to finish (typically takes <500us) */
525 for (retry
= 0; retry
< 100; ++retry
) {
526 if (siena_try_update_nic_stats(efx
) == 0)
531 /* Use the old values instead */
534 static void siena_start_nic_stats(struct efx_nic
*efx
)
536 __le64
*dma_stats
= efx
->stats_buffer
.addr
;
538 dma_stats
[MC_CMD_MAC_GENERATION_END
] = STATS_GENERATION_INVALID
;
540 efx_mcdi_mac_stats(efx
, efx
->stats_buffer
.dma_addr
,
541 MC_CMD_MAC_NSTATS
* sizeof(u64
), 1, 0);
544 static void siena_stop_nic_stats(struct efx_nic
*efx
)
546 efx_mcdi_mac_stats(efx
, efx
->stats_buffer
.dma_addr
, 0, 0, 0);
549 /**************************************************************************
553 **************************************************************************
556 static void siena_get_wol(struct efx_nic
*efx
, struct ethtool_wolinfo
*wol
)
558 struct siena_nic_data
*nic_data
= efx
->nic_data
;
560 wol
->supported
= WAKE_MAGIC
;
561 if (nic_data
->wol_filter_id
!= -1)
562 wol
->wolopts
= WAKE_MAGIC
;
565 memset(&wol
->sopass
, 0, sizeof(wol
->sopass
));
569 static int siena_set_wol(struct efx_nic
*efx
, u32 type
)
571 struct siena_nic_data
*nic_data
= efx
->nic_data
;
574 if (type
& ~WAKE_MAGIC
)
577 if (type
& WAKE_MAGIC
) {
578 if (nic_data
->wol_filter_id
!= -1)
579 efx_mcdi_wol_filter_remove(efx
,
580 nic_data
->wol_filter_id
);
581 rc
= efx_mcdi_wol_filter_set_magic(efx
, efx
->net_dev
->dev_addr
,
582 &nic_data
->wol_filter_id
);
586 pci_wake_from_d3(efx
->pci_dev
, true);
588 rc
= efx_mcdi_wol_filter_reset(efx
);
589 nic_data
->wol_filter_id
= -1;
590 pci_wake_from_d3(efx
->pci_dev
, false);
597 netif_err(efx
, hw
, efx
->net_dev
, "%s failed: type=%d rc=%d\n",
603 static void siena_init_wol(struct efx_nic
*efx
)
605 struct siena_nic_data
*nic_data
= efx
->nic_data
;
608 rc
= efx_mcdi_wol_filter_get_magic(efx
, &nic_data
->wol_filter_id
);
611 /* If it failed, attempt to get into a synchronised
612 * state with MC by resetting any set WoL filters */
613 efx_mcdi_wol_filter_reset(efx
);
614 nic_data
->wol_filter_id
= -1;
615 } else if (nic_data
->wol_filter_id
!= -1) {
616 pci_wake_from_d3(efx
->pci_dev
, true);
621 /**************************************************************************
623 * Revision-dependent attributes used by efx.c and nic.c
625 **************************************************************************
628 const struct efx_nic_type siena_a0_nic_type
= {
629 .probe
= siena_probe_nic
,
630 .remove
= siena_remove_nic
,
631 .init
= siena_init_nic
,
632 .dimension_resources
= siena_dimension_resources
,
633 .fini
= efx_port_dummy_op_void
,
635 .map_reset_reason
= siena_map_reset_reason
,
636 .map_reset_flags
= siena_map_reset_flags
,
637 .reset
= siena_reset_hw
,
638 .probe_port
= siena_probe_port
,
639 .remove_port
= siena_remove_port
,
640 .prepare_flush
= efx_port_dummy_op_void
,
641 .update_stats
= siena_update_nic_stats
,
642 .start_stats
= siena_start_nic_stats
,
643 .stop_stats
= siena_stop_nic_stats
,
644 .set_id_led
= efx_mcdi_set_id_led
,
645 .push_irq_moderation
= siena_push_irq_moderation
,
646 .reconfigure_mac
= efx_mcdi_mac_reconfigure
,
647 .check_mac_fault
= efx_mcdi_mac_check_fault
,
648 .reconfigure_port
= efx_mcdi_phy_reconfigure
,
649 .get_wol
= siena_get_wol
,
650 .set_wol
= siena_set_wol
,
651 .resume_wol
= siena_init_wol
,
652 .test_registers
= siena_test_registers
,
653 .test_nvram
= efx_mcdi_nvram_test_all
,
655 .revision
= EFX_REV_SIENA_A0
,
656 .mem_map_size
= (FR_CZ_MC_TREG_SMEM
+
657 FR_CZ_MC_TREG_SMEM_STEP
* FR_CZ_MC_TREG_SMEM_ROWS
),
658 .txd_ptr_tbl_base
= FR_BZ_TX_DESC_PTR_TBL
,
659 .rxd_ptr_tbl_base
= FR_BZ_RX_DESC_PTR_TBL
,
660 .buf_tbl_base
= FR_BZ_BUF_FULL_TBL
,
661 .evq_ptr_tbl_base
= FR_BZ_EVQ_PTR_TBL
,
662 .evq_rptr_tbl_base
= FR_BZ_EVQ_RPTR
,
663 .max_dma_mask
= DMA_BIT_MASK(FSF_AZ_TX_KER_BUF_ADDR_WIDTH
),
664 .rx_buffer_hash_size
= 0x10,
665 .rx_buffer_padding
= 0,
666 .max_interrupt_mode
= EFX_INT_MODE_MSIX
,
667 .phys_addr_channels
= 32, /* Hardware limit is 64, but the legacy
668 * interrupt handler only supports 32
670 .timer_period_max
= 1 << FRF_CZ_TC_TIMER_VAL_WIDTH
,
671 .offload_features
= (NETIF_F_IP_CSUM
| NETIF_F_IPV6_CSUM
|
672 NETIF_F_RXHASH
| NETIF_F_NTUPLE
),