2 * Copyright (C) 2009 - QLogic Corporation.
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version 2
8 * of the License, or (at your option) any later version.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
20 * The full GNU General Public License is included in this distribution
21 * in the file called "COPYING".
25 #include <linux/slab.h>
26 #include <linux/vmalloc.h>
27 #include <linux/interrupt.h>
31 #include <linux/swab.h>
32 #include <linux/dma-mapping.h>
33 #include <linux/if_vlan.h>
35 #include <linux/ipv6.h>
36 #include <linux/inetdevice.h>
37 #include <linux/sysfs.h>
38 #include <linux/aer.h>
40 MODULE_DESCRIPTION("QLogic 1/10 GbE Converged/Intelligent Ethernet Driver");
41 MODULE_LICENSE("GPL");
42 MODULE_VERSION(QLCNIC_LINUX_VERSIONID
);
43 MODULE_FIRMWARE(QLCNIC_UNIFIED_ROMIMAGE_NAME
);
45 char qlcnic_driver_name
[] = "qlcnic";
46 static const char qlcnic_driver_string
[] = "QLogic 1/10 GbE "
47 "Converged/Intelligent Ethernet Driver v" QLCNIC_LINUX_VERSIONID
;
49 static int qlcnic_mac_learn
;
50 module_param(qlcnic_mac_learn
, int, 0644);
51 MODULE_PARM_DESC(qlcnic_mac_learn
, "Mac Filter (0=disabled, 1=enabled)");
53 static int use_msi
= 1;
54 module_param(use_msi
, int, 0644);
55 MODULE_PARM_DESC(use_msi
, "MSI interrupt (0=disabled, 1=enabled");
57 static int use_msi_x
= 1;
58 module_param(use_msi_x
, int, 0644);
59 MODULE_PARM_DESC(use_msi_x
, "MSI-X interrupt (0=disabled, 1=enabled");
61 static int auto_fw_reset
= AUTO_FW_RESET_ENABLED
;
62 module_param(auto_fw_reset
, int, 0644);
63 MODULE_PARM_DESC(auto_fw_reset
, "Auto firmware reset (0=disabled, 1=enabled");
65 static int load_fw_file
;
66 module_param(load_fw_file
, int, 0644);
67 MODULE_PARM_DESC(load_fw_file
, "Load firmware from (0=flash, 1=file");
69 static int qlcnic_config_npars
;
70 module_param(qlcnic_config_npars
, int, 0644);
71 MODULE_PARM_DESC(qlcnic_config_npars
, "Configure NPARs (0=disabled, 1=enabled");
73 static int __devinit
qlcnic_probe(struct pci_dev
*pdev
,
74 const struct pci_device_id
*ent
);
75 static void __devexit
qlcnic_remove(struct pci_dev
*pdev
);
76 static int qlcnic_open(struct net_device
*netdev
);
77 static int qlcnic_close(struct net_device
*netdev
);
78 static void qlcnic_tx_timeout(struct net_device
*netdev
);
79 static void qlcnic_attach_work(struct work_struct
*work
);
80 static void qlcnic_fwinit_work(struct work_struct
*work
);
81 static void qlcnic_fw_poll_work(struct work_struct
*work
);
82 static void qlcnic_schedule_work(struct qlcnic_adapter
*adapter
,
83 work_func_t func
, int delay
);
84 static void qlcnic_cancel_fw_work(struct qlcnic_adapter
*adapter
);
85 static int qlcnic_poll(struct napi_struct
*napi
, int budget
);
86 static int qlcnic_rx_poll(struct napi_struct
*napi
, int budget
);
87 #ifdef CONFIG_NET_POLL_CONTROLLER
88 static void qlcnic_poll_controller(struct net_device
*netdev
);
91 static void qlcnic_create_sysfs_entries(struct qlcnic_adapter
*adapter
);
92 static void qlcnic_remove_sysfs_entries(struct qlcnic_adapter
*adapter
);
93 static void qlcnic_create_diag_entries(struct qlcnic_adapter
*adapter
);
94 static void qlcnic_remove_diag_entries(struct qlcnic_adapter
*adapter
);
96 static void qlcnic_idc_debug_info(struct qlcnic_adapter
*adapter
, u8 encoding
);
97 static void qlcnic_clr_all_drv_state(struct qlcnic_adapter
*adapter
, u8
);
98 static int qlcnic_can_start_firmware(struct qlcnic_adapter
*adapter
);
100 static irqreturn_t
qlcnic_tmp_intr(int irq
, void *data
);
101 static irqreturn_t
qlcnic_intr(int irq
, void *data
);
102 static irqreturn_t
qlcnic_msi_intr(int irq
, void *data
);
103 static irqreturn_t
qlcnic_msix_intr(int irq
, void *data
);
105 static struct net_device_stats
*qlcnic_get_stats(struct net_device
*netdev
);
106 static void qlcnic_restore_indev_addr(struct net_device
*dev
, unsigned long);
107 static int qlcnic_start_firmware(struct qlcnic_adapter
*);
109 static void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter
*adapter
);
110 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter
*adapter
);
111 static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter
*);
112 static int qlcnicvf_config_led(struct qlcnic_adapter
*, u32
, u32
);
113 static int qlcnicvf_config_bridged_mode(struct qlcnic_adapter
*, u32
);
114 static int qlcnicvf_start_firmware(struct qlcnic_adapter
*);
115 static void qlcnic_set_netdev_features(struct qlcnic_adapter
*,
116 struct qlcnic_esw_func_cfg
*);
117 /* PCI Device ID Table */
118 #define ENTRY(device) \
119 {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \
120 .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0}
122 #define PCI_DEVICE_ID_QLOGIC_QLE824X 0x8020
124 static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl
) = {
125 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X
),
129 MODULE_DEVICE_TABLE(pci
, qlcnic_pci_tbl
);
133 qlcnic_update_cmd_producer(struct qlcnic_adapter
*adapter
,
134 struct qlcnic_host_tx_ring
*tx_ring
)
136 writel(tx_ring
->producer
, tx_ring
->crb_cmd_producer
);
139 static const u32 msi_tgt_status
[8] = {
140 ISR_INT_TARGET_STATUS
, ISR_INT_TARGET_STATUS_F1
,
141 ISR_INT_TARGET_STATUS_F2
, ISR_INT_TARGET_STATUS_F3
,
142 ISR_INT_TARGET_STATUS_F4
, ISR_INT_TARGET_STATUS_F5
,
143 ISR_INT_TARGET_STATUS_F6
, ISR_INT_TARGET_STATUS_F7
147 struct qlcnic_legacy_intr_set legacy_intr
[] = QLCNIC_LEGACY_INTR_CONFIG
;
149 static inline void qlcnic_disable_int(struct qlcnic_host_sds_ring
*sds_ring
)
151 writel(0, sds_ring
->crb_intr_mask
);
154 static inline void qlcnic_enable_int(struct qlcnic_host_sds_ring
*sds_ring
)
156 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
158 writel(0x1, sds_ring
->crb_intr_mask
);
160 if (!QLCNIC_IS_MSI_FAMILY(adapter
))
161 writel(0xfbff, adapter
->tgt_mask_reg
);
165 qlcnic_alloc_sds_rings(struct qlcnic_recv_context
*recv_ctx
, int count
)
167 int size
= sizeof(struct qlcnic_host_sds_ring
) * count
;
169 recv_ctx
->sds_rings
= kzalloc(size
, GFP_KERNEL
);
171 return recv_ctx
->sds_rings
== NULL
;
175 qlcnic_free_sds_rings(struct qlcnic_recv_context
*recv_ctx
)
177 if (recv_ctx
->sds_rings
!= NULL
)
178 kfree(recv_ctx
->sds_rings
);
180 recv_ctx
->sds_rings
= NULL
;
184 qlcnic_napi_add(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
187 struct qlcnic_host_sds_ring
*sds_ring
;
188 struct qlcnic_recv_context
*recv_ctx
= &adapter
->recv_ctx
;
190 if (qlcnic_alloc_sds_rings(recv_ctx
, adapter
->max_sds_rings
))
193 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
194 sds_ring
= &recv_ctx
->sds_rings
[ring
];
196 if (ring
== adapter
->max_sds_rings
- 1)
197 netif_napi_add(netdev
, &sds_ring
->napi
, qlcnic_poll
,
198 QLCNIC_NETDEV_WEIGHT
/adapter
->max_sds_rings
);
200 netif_napi_add(netdev
, &sds_ring
->napi
,
201 qlcnic_rx_poll
, QLCNIC_NETDEV_WEIGHT
*2);
208 qlcnic_napi_del(struct qlcnic_adapter
*adapter
)
211 struct qlcnic_host_sds_ring
*sds_ring
;
212 struct qlcnic_recv_context
*recv_ctx
= &adapter
->recv_ctx
;
214 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
215 sds_ring
= &recv_ctx
->sds_rings
[ring
];
216 netif_napi_del(&sds_ring
->napi
);
219 qlcnic_free_sds_rings(&adapter
->recv_ctx
);
223 qlcnic_napi_enable(struct qlcnic_adapter
*adapter
)
226 struct qlcnic_host_sds_ring
*sds_ring
;
227 struct qlcnic_recv_context
*recv_ctx
= &adapter
->recv_ctx
;
229 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
232 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
233 sds_ring
= &recv_ctx
->sds_rings
[ring
];
234 napi_enable(&sds_ring
->napi
);
235 qlcnic_enable_int(sds_ring
);
240 qlcnic_napi_disable(struct qlcnic_adapter
*adapter
)
243 struct qlcnic_host_sds_ring
*sds_ring
;
244 struct qlcnic_recv_context
*recv_ctx
= &adapter
->recv_ctx
;
246 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
249 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
250 sds_ring
= &recv_ctx
->sds_rings
[ring
];
251 qlcnic_disable_int(sds_ring
);
252 napi_synchronize(&sds_ring
->napi
);
253 napi_disable(&sds_ring
->napi
);
257 static void qlcnic_clear_stats(struct qlcnic_adapter
*adapter
)
259 memset(&adapter
->stats
, 0, sizeof(adapter
->stats
));
262 static void qlcnic_set_msix_bit(struct pci_dev
*pdev
, int enable
)
267 pos
= pci_find_capability(pdev
, PCI_CAP_ID_MSIX
);
269 pci_read_config_dword(pdev
, pos
, &control
);
271 control
|= PCI_MSIX_FLAGS_ENABLE
;
274 pci_write_config_dword(pdev
, pos
, control
);
278 static void qlcnic_init_msix_entries(struct qlcnic_adapter
*adapter
, int count
)
282 for (i
= 0; i
< count
; i
++)
283 adapter
->msix_entries
[i
].entry
= i
;
287 qlcnic_read_mac_addr(struct qlcnic_adapter
*adapter
)
289 u8 mac_addr
[ETH_ALEN
];
290 struct net_device
*netdev
= adapter
->netdev
;
291 struct pci_dev
*pdev
= adapter
->pdev
;
293 if (qlcnic_get_mac_address(adapter
, mac_addr
) != 0)
296 memcpy(netdev
->dev_addr
, mac_addr
, ETH_ALEN
);
297 memcpy(netdev
->perm_addr
, netdev
->dev_addr
, netdev
->addr_len
);
298 memcpy(adapter
->mac_addr
, netdev
->dev_addr
, netdev
->addr_len
);
300 /* set station address */
302 if (!is_valid_ether_addr(netdev
->perm_addr
))
303 dev_warn(&pdev
->dev
, "Bad MAC address %pM.\n",
309 static int qlcnic_set_mac(struct net_device
*netdev
, void *p
)
311 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
312 struct sockaddr
*addr
= p
;
314 if ((adapter
->flags
& QLCNIC_MAC_OVERRIDE_DISABLED
))
317 if (!is_valid_ether_addr(addr
->sa_data
))
320 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
)) {
321 netif_device_detach(netdev
);
322 qlcnic_napi_disable(adapter
);
325 memcpy(adapter
->mac_addr
, addr
->sa_data
, netdev
->addr_len
);
326 memcpy(netdev
->dev_addr
, addr
->sa_data
, netdev
->addr_len
);
327 qlcnic_set_multi(adapter
->netdev
);
329 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
)) {
330 netif_device_attach(netdev
);
331 qlcnic_napi_enable(adapter
);
336 static void qlcnic_vlan_rx_register(struct net_device
*netdev
,
337 struct vlan_group
*grp
)
339 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
340 adapter
->vlgrp
= grp
;
343 static const struct net_device_ops qlcnic_netdev_ops
= {
344 .ndo_open
= qlcnic_open
,
345 .ndo_stop
= qlcnic_close
,
346 .ndo_start_xmit
= qlcnic_xmit_frame
,
347 .ndo_get_stats
= qlcnic_get_stats
,
348 .ndo_validate_addr
= eth_validate_addr
,
349 .ndo_set_multicast_list
= qlcnic_set_multi
,
350 .ndo_set_mac_address
= qlcnic_set_mac
,
351 .ndo_change_mtu
= qlcnic_change_mtu
,
352 .ndo_tx_timeout
= qlcnic_tx_timeout
,
353 .ndo_vlan_rx_register
= qlcnic_vlan_rx_register
,
354 #ifdef CONFIG_NET_POLL_CONTROLLER
355 .ndo_poll_controller
= qlcnic_poll_controller
,
359 static struct qlcnic_nic_template qlcnic_ops
= {
360 .config_bridged_mode
= qlcnic_config_bridged_mode
,
361 .config_led
= qlcnic_config_led
,
362 .start_firmware
= qlcnic_start_firmware
365 static struct qlcnic_nic_template qlcnic_vf_ops
= {
366 .config_bridged_mode
= qlcnicvf_config_bridged_mode
,
367 .config_led
= qlcnicvf_config_led
,
368 .start_firmware
= qlcnicvf_start_firmware
372 qlcnic_setup_intr(struct qlcnic_adapter
*adapter
)
374 const struct qlcnic_legacy_intr_set
*legacy_intrp
;
375 struct pci_dev
*pdev
= adapter
->pdev
;
378 if (adapter
->rss_supported
) {
379 num_msix
= (num_online_cpus() >= MSIX_ENTRIES_PER_ADAPTER
) ?
380 MSIX_ENTRIES_PER_ADAPTER
: 2;
384 adapter
->max_sds_rings
= 1;
386 adapter
->flags
&= ~(QLCNIC_MSI_ENABLED
| QLCNIC_MSIX_ENABLED
);
388 legacy_intrp
= &legacy_intr
[adapter
->ahw
.pci_func
];
390 adapter
->int_vec_bit
= legacy_intrp
->int_vec_bit
;
391 adapter
->tgt_status_reg
= qlcnic_get_ioaddr(adapter
,
392 legacy_intrp
->tgt_status_reg
);
393 adapter
->tgt_mask_reg
= qlcnic_get_ioaddr(adapter
,
394 legacy_intrp
->tgt_mask_reg
);
395 adapter
->isr_int_vec
= qlcnic_get_ioaddr(adapter
, ISR_INT_VECTOR
);
397 adapter
->crb_int_state_reg
= qlcnic_get_ioaddr(adapter
,
400 qlcnic_set_msix_bit(pdev
, 0);
402 if (adapter
->msix_supported
) {
404 qlcnic_init_msix_entries(adapter
, num_msix
);
405 err
= pci_enable_msix(pdev
, adapter
->msix_entries
, num_msix
);
407 adapter
->flags
|= QLCNIC_MSIX_ENABLED
;
408 qlcnic_set_msix_bit(pdev
, 1);
410 if (adapter
->rss_supported
)
411 adapter
->max_sds_rings
= num_msix
;
413 dev_info(&pdev
->dev
, "using msi-x interrupts\n");
418 pci_disable_msix(pdev
);
420 /* fall through for msi */
423 if (use_msi
&& !pci_enable_msi(pdev
)) {
424 adapter
->flags
|= QLCNIC_MSI_ENABLED
;
425 adapter
->tgt_status_reg
= qlcnic_get_ioaddr(adapter
,
426 msi_tgt_status
[adapter
->ahw
.pci_func
]);
427 dev_info(&pdev
->dev
, "using msi interrupts\n");
428 adapter
->msix_entries
[0].vector
= pdev
->irq
;
432 dev_info(&pdev
->dev
, "using legacy interrupts\n");
433 adapter
->msix_entries
[0].vector
= pdev
->irq
;
437 qlcnic_teardown_intr(struct qlcnic_adapter
*adapter
)
439 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
)
440 pci_disable_msix(adapter
->pdev
);
441 if (adapter
->flags
& QLCNIC_MSI_ENABLED
)
442 pci_disable_msi(adapter
->pdev
);
446 qlcnic_cleanup_pci_map(struct qlcnic_adapter
*adapter
)
448 if (adapter
->ahw
.pci_base0
!= NULL
)
449 iounmap(adapter
->ahw
.pci_base0
);
453 qlcnic_init_pci_info(struct qlcnic_adapter
*adapter
)
455 struct qlcnic_pci_info
*pci_info
;
459 pci_info
= kcalloc(QLCNIC_MAX_PCI_FUNC
, sizeof(*pci_info
), GFP_KERNEL
);
463 adapter
->npars
= kzalloc(sizeof(struct qlcnic_npar_info
) *
464 QLCNIC_MAX_PCI_FUNC
, GFP_KERNEL
);
465 if (!adapter
->npars
) {
470 adapter
->eswitch
= kzalloc(sizeof(struct qlcnic_eswitch
) *
471 QLCNIC_NIU_MAX_XG_PORTS
, GFP_KERNEL
);
472 if (!adapter
->eswitch
) {
477 ret
= qlcnic_get_pci_info(adapter
, pci_info
);
481 for (i
= 0; i
< QLCNIC_MAX_PCI_FUNC
; i
++) {
482 pfn
= pci_info
[i
].id
;
483 if (pfn
> QLCNIC_MAX_PCI_FUNC
)
484 return QL_STATUS_INVALID_PARAM
;
485 adapter
->npars
[pfn
].active
= (u8
)pci_info
[i
].active
;
486 adapter
->npars
[pfn
].type
= (u8
)pci_info
[i
].type
;
487 adapter
->npars
[pfn
].phy_port
= (u8
)pci_info
[i
].default_port
;
488 adapter
->npars
[pfn
].min_bw
= pci_info
[i
].tx_min_bw
;
489 adapter
->npars
[pfn
].max_bw
= pci_info
[i
].tx_max_bw
;
492 for (i
= 0; i
< QLCNIC_NIU_MAX_XG_PORTS
; i
++)
493 adapter
->eswitch
[i
].flags
|= QLCNIC_SWITCH_ENABLE
;
499 kfree(adapter
->eswitch
);
500 adapter
->eswitch
= NULL
;
502 kfree(adapter
->npars
);
503 adapter
->npars
= NULL
;
511 qlcnic_set_function_modes(struct qlcnic_adapter
*adapter
)
516 u32 data
= QLCNIC_MGMT_FUNC
;
517 void __iomem
*priv_op
= adapter
->ahw
.pci_base0
+ QLCNIC_DRV_OP_MODE
;
519 /* If other drivers are not in use set their privilege level */
520 ref_count
= QLCRD32(adapter
, QLCNIC_CRB_DRV_ACTIVE
);
521 ret
= qlcnic_api_lock(adapter
);
525 if (qlcnic_config_npars
) {
526 for (i
= 0; i
< QLCNIC_MAX_PCI_FUNC
; i
++) {
528 if (adapter
->npars
[i
].type
!= QLCNIC_TYPE_NIC
||
529 id
== adapter
->ahw
.pci_func
)
531 data
|= (qlcnic_config_npars
&
532 QLC_DEV_SET_DRV(0xf, id
));
535 data
= readl(priv_op
);
536 data
= (data
& ~QLC_DEV_SET_DRV(0xf, adapter
->ahw
.pci_func
)) |
537 (QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC
,
538 adapter
->ahw
.pci_func
));
540 writel(data
, priv_op
);
541 qlcnic_api_unlock(adapter
);
547 qlcnic_check_vf(struct qlcnic_adapter
*adapter
)
549 void __iomem
*msix_base_addr
;
550 void __iomem
*priv_op
;
553 u32 op_mode
, priv_level
;
555 /* Determine FW API version */
556 adapter
->fw_hal_version
= readl(adapter
->ahw
.pci_base0
+ QLCNIC_FW_API
);
558 /* Find PCI function number */
559 pci_read_config_dword(adapter
->pdev
, QLCNIC_MSIX_TABLE_OFFSET
, &func
);
560 msix_base_addr
= adapter
->ahw
.pci_base0
+ QLCNIC_MSIX_BASE
;
561 msix_base
= readl(msix_base_addr
);
562 func
= (func
- msix_base
)/QLCNIC_MSIX_TBL_PGSIZE
;
563 adapter
->ahw
.pci_func
= func
;
565 /* Determine function privilege level */
566 priv_op
= adapter
->ahw
.pci_base0
+ QLCNIC_DRV_OP_MODE
;
567 op_mode
= readl(priv_op
);
568 if (op_mode
== QLC_DEV_DRV_DEFAULT
)
569 priv_level
= QLCNIC_MGMT_FUNC
;
571 priv_level
= QLC_DEV_GET_DRV(op_mode
, adapter
->ahw
.pci_func
);
573 if (priv_level
== QLCNIC_NON_PRIV_FUNC
) {
574 adapter
->op_mode
= QLCNIC_NON_PRIV_FUNC
;
575 dev_info(&adapter
->pdev
->dev
,
576 "HAL Version: %d Non Privileged function\n",
577 adapter
->fw_hal_version
);
578 adapter
->nic_ops
= &qlcnic_vf_ops
;
580 adapter
->nic_ops
= &qlcnic_ops
;
584 qlcnic_setup_pci_map(struct qlcnic_adapter
*adapter
)
586 void __iomem
*mem_ptr0
= NULL
;
587 resource_size_t mem_base
;
588 unsigned long mem_len
, pci_len0
= 0;
590 struct pci_dev
*pdev
= adapter
->pdev
;
592 /* remap phys address */
593 mem_base
= pci_resource_start(pdev
, 0); /* 0 is for BAR 0 */
594 mem_len
= pci_resource_len(pdev
, 0);
596 if (mem_len
== QLCNIC_PCI_2MB_SIZE
) {
598 mem_ptr0
= pci_ioremap_bar(pdev
, 0);
599 if (mem_ptr0
== NULL
) {
600 dev_err(&pdev
->dev
, "failed to map PCI bar 0\n");
608 dev_info(&pdev
->dev
, "%dMB memory map\n", (int)(mem_len
>>20));
610 adapter
->ahw
.pci_base0
= mem_ptr0
;
611 adapter
->ahw
.pci_len0
= pci_len0
;
613 qlcnic_check_vf(adapter
);
615 adapter
->ahw
.ocm_win_crb
= qlcnic_get_ioaddr(adapter
,
616 QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(adapter
->ahw
.pci_func
)));
621 static void get_brd_name(struct qlcnic_adapter
*adapter
, char *name
)
623 struct pci_dev
*pdev
= adapter
->pdev
;
626 for (i
= 0; i
< NUM_SUPPORTED_BOARDS
; ++i
) {
627 if (qlcnic_boards
[i
].vendor
== pdev
->vendor
&&
628 qlcnic_boards
[i
].device
== pdev
->device
&&
629 qlcnic_boards
[i
].sub_vendor
== pdev
->subsystem_vendor
&&
630 qlcnic_boards
[i
].sub_device
== pdev
->subsystem_device
) {
631 sprintf(name
, "%pM: %s" ,
633 qlcnic_boards
[i
].short_name
);
641 sprintf(name
, "%pM Gigabit Ethernet", adapter
->mac_addr
);
645 qlcnic_check_options(struct qlcnic_adapter
*adapter
)
647 u32 fw_major
, fw_minor
, fw_build
;
648 struct pci_dev
*pdev
= adapter
->pdev
;
650 fw_major
= QLCRD32(adapter
, QLCNIC_FW_VERSION_MAJOR
);
651 fw_minor
= QLCRD32(adapter
, QLCNIC_FW_VERSION_MINOR
);
652 fw_build
= QLCRD32(adapter
, QLCNIC_FW_VERSION_SUB
);
654 adapter
->fw_version
= QLCNIC_VERSION_CODE(fw_major
, fw_minor
, fw_build
);
656 dev_info(&pdev
->dev
, "firmware v%d.%d.%d\n",
657 fw_major
, fw_minor
, fw_build
);
659 adapter
->flags
&= ~QLCNIC_LRO_ENABLED
;
661 if (adapter
->ahw
.port_type
== QLCNIC_XGBE
) {
662 adapter
->num_rxd
= DEFAULT_RCV_DESCRIPTORS_10G
;
663 adapter
->num_jumbo_rxd
= MAX_JUMBO_RCV_DESCRIPTORS_10G
;
664 } else if (adapter
->ahw
.port_type
== QLCNIC_GBE
) {
665 adapter
->num_rxd
= DEFAULT_RCV_DESCRIPTORS_1G
;
666 adapter
->num_jumbo_rxd
= MAX_JUMBO_RCV_DESCRIPTORS_1G
;
669 adapter
->msix_supported
= !!use_msi_x
;
670 adapter
->rss_supported
= !!use_msi_x
;
672 adapter
->num_txd
= MAX_CMD_DESCRIPTORS
;
674 adapter
->max_rds_rings
= MAX_RDS_RINGS
;
678 qlcnic_initialize_nic(struct qlcnic_adapter
*adapter
)
681 struct qlcnic_info nic_info
;
683 err
= qlcnic_get_nic_info(adapter
, &nic_info
, adapter
->ahw
.pci_func
);
687 adapter
->physical_port
= (u8
)nic_info
.phys_port
;
688 adapter
->switch_mode
= nic_info
.switch_mode
;
689 adapter
->max_tx_ques
= nic_info
.max_tx_ques
;
690 adapter
->max_rx_ques
= nic_info
.max_rx_ques
;
691 adapter
->capabilities
= nic_info
.capabilities
;
692 adapter
->max_mac_filters
= nic_info
.max_mac_filters
;
693 adapter
->max_mtu
= nic_info
.max_mtu
;
695 if (adapter
->capabilities
& BIT_6
)
696 adapter
->flags
|= QLCNIC_ESWITCH_ENABLED
;
698 adapter
->flags
&= ~QLCNIC_ESWITCH_ENABLED
;
704 qlcnic_set_vlan_config(struct qlcnic_adapter
*adapter
,
705 struct qlcnic_esw_func_cfg
*esw_cfg
)
707 if (esw_cfg
->discard_tagged
)
708 adapter
->flags
&= ~QLCNIC_TAGGING_ENABLED
;
710 adapter
->flags
|= QLCNIC_TAGGING_ENABLED
;
712 if (esw_cfg
->vlan_id
)
713 adapter
->pvid
= esw_cfg
->vlan_id
;
719 qlcnic_set_eswitch_port_features(struct qlcnic_adapter
*adapter
,
720 struct qlcnic_esw_func_cfg
*esw_cfg
)
722 adapter
->flags
&= ~QLCNIC_MACSPOOF
;
723 adapter
->flags
&= ~QLCNIC_MAC_OVERRIDE_DISABLED
;
725 if (esw_cfg
->mac_anti_spoof
)
726 adapter
->flags
|= QLCNIC_MACSPOOF
;
728 if (!esw_cfg
->mac_override
)
729 adapter
->flags
|= QLCNIC_MAC_OVERRIDE_DISABLED
;
731 qlcnic_set_netdev_features(adapter
, esw_cfg
);
735 qlcnic_set_eswitch_port_config(struct qlcnic_adapter
*adapter
)
737 struct qlcnic_esw_func_cfg esw_cfg
;
739 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
))
742 esw_cfg
.pci_func
= adapter
->ahw
.pci_func
;
743 if (qlcnic_get_eswitch_port_config(adapter
, &esw_cfg
))
745 qlcnic_set_vlan_config(adapter
, &esw_cfg
);
746 qlcnic_set_eswitch_port_features(adapter
, &esw_cfg
);
752 qlcnic_set_netdev_features(struct qlcnic_adapter
*adapter
,
753 struct qlcnic_esw_func_cfg
*esw_cfg
)
755 struct net_device
*netdev
= adapter
->netdev
;
756 unsigned long features
, vlan_features
;
758 features
= (NETIF_F_SG
| NETIF_F_IP_CSUM
|
759 NETIF_F_IPV6_CSUM
| NETIF_F_GRO
);
760 vlan_features
= (NETIF_F_SG
| NETIF_F_IP_CSUM
|
763 if (adapter
->capabilities
& QLCNIC_FW_CAPABILITY_TSO
) {
764 features
|= (NETIF_F_TSO
| NETIF_F_TSO6
);
765 vlan_features
|= (NETIF_F_TSO
| NETIF_F_TSO6
);
767 if (adapter
->capabilities
& QLCNIC_FW_CAPABILITY_HW_LRO
)
768 features
|= NETIF_F_LRO
;
770 if (esw_cfg
->offload_flags
& BIT_0
) {
771 netdev
->features
|= features
;
772 adapter
->rx_csum
= 1;
773 if (!(esw_cfg
->offload_flags
& BIT_1
))
774 netdev
->features
&= ~NETIF_F_TSO
;
775 if (!(esw_cfg
->offload_flags
& BIT_2
))
776 netdev
->features
&= ~NETIF_F_TSO6
;
778 netdev
->features
&= ~features
;
779 adapter
->rx_csum
= 0;
782 netdev
->vlan_features
= (features
& vlan_features
);
786 qlcnic_check_eswitch_mode(struct qlcnic_adapter
*adapter
)
788 void __iomem
*priv_op
;
789 u32 op_mode
, priv_level
;
792 err
= qlcnic_initialize_nic(adapter
);
796 if (adapter
->flags
& QLCNIC_ADAPTER_INITIALIZED
)
799 priv_op
= adapter
->ahw
.pci_base0
+ QLCNIC_DRV_OP_MODE
;
800 op_mode
= readl(priv_op
);
801 priv_level
= QLC_DEV_GET_DRV(op_mode
, adapter
->ahw
.pci_func
);
803 if (op_mode
== QLC_DEV_DRV_DEFAULT
)
804 priv_level
= QLCNIC_MGMT_FUNC
;
806 priv_level
= QLC_DEV_GET_DRV(op_mode
, adapter
->ahw
.pci_func
);
808 if (adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) {
809 if (priv_level
== QLCNIC_MGMT_FUNC
) {
810 adapter
->op_mode
= QLCNIC_MGMT_FUNC
;
811 err
= qlcnic_init_pci_info(adapter
);
814 /* Set privilege level for other functions */
815 qlcnic_set_function_modes(adapter
);
816 dev_info(&adapter
->pdev
->dev
,
817 "HAL Version: %d, Management function\n",
818 adapter
->fw_hal_version
);
819 } else if (priv_level
== QLCNIC_PRIV_FUNC
) {
820 adapter
->op_mode
= QLCNIC_PRIV_FUNC
;
821 dev_info(&adapter
->pdev
->dev
,
822 "HAL Version: %d, Privileged function\n",
823 adapter
->fw_hal_version
);
827 adapter
->flags
|= QLCNIC_ADAPTER_INITIALIZED
;
833 qlcnic_set_default_offload_settings(struct qlcnic_adapter
*adapter
)
835 struct qlcnic_esw_func_cfg esw_cfg
;
836 struct qlcnic_npar_info
*npar
;
839 if (adapter
->need_fw_reset
)
842 for (i
= 0; i
< QLCNIC_MAX_PCI_FUNC
; i
++) {
843 if (adapter
->npars
[i
].type
!= QLCNIC_TYPE_NIC
)
845 memset(&esw_cfg
, 0, sizeof(struct qlcnic_esw_func_cfg
));
846 esw_cfg
.pci_func
= i
;
847 esw_cfg
.offload_flags
= BIT_0
;
848 esw_cfg
.mac_override
= BIT_0
;
849 if (adapter
->capabilities
& QLCNIC_FW_CAPABILITY_TSO
)
850 esw_cfg
.offload_flags
|= (BIT_1
| BIT_2
);
851 if (qlcnic_config_switch_port(adapter
, &esw_cfg
))
853 npar
= &adapter
->npars
[i
];
854 npar
->pvid
= esw_cfg
.vlan_id
;
855 npar
->mac_override
= esw_cfg
.mac_override
;
856 npar
->mac_anti_spoof
= esw_cfg
.mac_anti_spoof
;
857 npar
->discard_tagged
= esw_cfg
.discard_tagged
;
858 npar
->promisc_mode
= esw_cfg
.promisc_mode
;
859 npar
->offload_flags
= esw_cfg
.offload_flags
;
866 qlcnic_reset_eswitch_config(struct qlcnic_adapter
*adapter
,
867 struct qlcnic_npar_info
*npar
, int pci_func
)
869 struct qlcnic_esw_func_cfg esw_cfg
;
870 esw_cfg
.op_mode
= QLCNIC_PORT_DEFAULTS
;
871 esw_cfg
.pci_func
= pci_func
;
872 esw_cfg
.vlan_id
= npar
->pvid
;
873 esw_cfg
.mac_override
= npar
->mac_override
;
874 esw_cfg
.discard_tagged
= npar
->discard_tagged
;
875 esw_cfg
.mac_anti_spoof
= npar
->mac_anti_spoof
;
876 esw_cfg
.offload_flags
= npar
->offload_flags
;
877 esw_cfg
.promisc_mode
= npar
->promisc_mode
;
878 if (qlcnic_config_switch_port(adapter
, &esw_cfg
))
881 esw_cfg
.op_mode
= QLCNIC_ADD_VLAN
;
882 if (qlcnic_config_switch_port(adapter
, &esw_cfg
))
889 qlcnic_reset_npar_config(struct qlcnic_adapter
*adapter
)
892 struct qlcnic_npar_info
*npar
;
893 struct qlcnic_info nic_info
;
895 if (!adapter
->need_fw_reset
)
898 /* Set the NPAR config data after FW reset */
899 for (i
= 0; i
< QLCNIC_MAX_PCI_FUNC
; i
++) {
900 npar
= &adapter
->npars
[i
];
901 if (npar
->type
!= QLCNIC_TYPE_NIC
)
903 err
= qlcnic_get_nic_info(adapter
, &nic_info
, i
);
906 nic_info
.min_tx_bw
= npar
->min_bw
;
907 nic_info
.max_tx_bw
= npar
->max_bw
;
908 err
= qlcnic_set_nic_info(adapter
, &nic_info
);
912 if (npar
->enable_pm
) {
913 err
= qlcnic_config_port_mirroring(adapter
,
914 npar
->dest_npar
, 1, i
);
918 err
= qlcnic_reset_eswitch_config(adapter
, npar
, i
);
925 static int qlcnic_check_npar_opertional(struct qlcnic_adapter
*adapter
)
927 u8 npar_opt_timeo
= QLCNIC_DEV_NPAR_OPER_TIMEO
;
930 if (adapter
->op_mode
== QLCNIC_MGMT_FUNC
)
933 npar_state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
);
934 while (npar_state
!= QLCNIC_DEV_NPAR_OPER
&& --npar_opt_timeo
) {
936 npar_state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
);
938 if (!npar_opt_timeo
) {
939 dev_err(&adapter
->pdev
->dev
,
940 "Waiting for NPAR state to opertional timeout\n");
947 qlcnic_set_mgmt_operations(struct qlcnic_adapter
*adapter
)
951 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) ||
952 adapter
->op_mode
!= QLCNIC_MGMT_FUNC
)
955 err
= qlcnic_set_default_offload_settings(adapter
);
959 err
= qlcnic_reset_npar_config(adapter
);
963 qlcnic_dev_set_npar_ready(adapter
);
969 qlcnic_start_firmware(struct qlcnic_adapter
*adapter
)
973 err
= qlcnic_can_start_firmware(adapter
);
977 goto check_fw_status
;
980 qlcnic_request_firmware(adapter
);
982 err
= qlcnic_check_flash_fw_ver(adapter
);
986 adapter
->fw_type
= QLCNIC_FLASH_ROMIMAGE
;
989 err
= qlcnic_need_fw_reset(adapter
);
991 goto check_fw_status
;
993 err
= qlcnic_pinit_from_rom(adapter
);
997 err
= qlcnic_load_firmware(adapter
);
1001 qlcnic_release_firmware(adapter
);
1002 QLCWR32(adapter
, CRB_DRIVER_VERSION
, QLCNIC_DRIVER_VERSION
);
1005 err
= qlcnic_check_fw_status(adapter
);
1009 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_READY
);
1010 qlcnic_idc_debug_info(adapter
, 1);
1012 err
= qlcnic_check_eswitch_mode(adapter
);
1014 dev_err(&adapter
->pdev
->dev
,
1015 "Memory allocation failed for eswitch\n");
1018 err
= qlcnic_set_mgmt_operations(adapter
);
1022 qlcnic_check_options(adapter
);
1023 adapter
->need_fw_reset
= 0;
1025 qlcnic_release_firmware(adapter
);
1029 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_FAILED
);
1030 dev_err(&adapter
->pdev
->dev
, "Device state set to failed\n");
1032 qlcnic_release_firmware(adapter
);
1037 qlcnic_request_irq(struct qlcnic_adapter
*adapter
)
1039 irq_handler_t handler
;
1040 struct qlcnic_host_sds_ring
*sds_ring
;
1043 unsigned long flags
= 0;
1044 struct net_device
*netdev
= adapter
->netdev
;
1045 struct qlcnic_recv_context
*recv_ctx
= &adapter
->recv_ctx
;
1047 if (adapter
->diag_test
== QLCNIC_INTERRUPT_TEST
) {
1048 handler
= qlcnic_tmp_intr
;
1049 if (!QLCNIC_IS_MSI_FAMILY(adapter
))
1050 flags
|= IRQF_SHARED
;
1053 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
)
1054 handler
= qlcnic_msix_intr
;
1055 else if (adapter
->flags
& QLCNIC_MSI_ENABLED
)
1056 handler
= qlcnic_msi_intr
;
1058 flags
|= IRQF_SHARED
;
1059 handler
= qlcnic_intr
;
1062 adapter
->irq
= netdev
->irq
;
1064 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
1065 sds_ring
= &recv_ctx
->sds_rings
[ring
];
1066 sprintf(sds_ring
->name
, "%s[%d]", netdev
->name
, ring
);
1067 err
= request_irq(sds_ring
->irq
, handler
,
1068 flags
, sds_ring
->name
, sds_ring
);
1077 qlcnic_free_irq(struct qlcnic_adapter
*adapter
)
1080 struct qlcnic_host_sds_ring
*sds_ring
;
1082 struct qlcnic_recv_context
*recv_ctx
= &adapter
->recv_ctx
;
1084 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
1085 sds_ring
= &recv_ctx
->sds_rings
[ring
];
1086 free_irq(sds_ring
->irq
, sds_ring
);
1091 qlcnic_init_coalesce_defaults(struct qlcnic_adapter
*adapter
)
1093 adapter
->coal
.flags
= QLCNIC_INTR_DEFAULT
;
1094 adapter
->coal
.normal
.data
.rx_time_us
=
1095 QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US
;
1096 adapter
->coal
.normal
.data
.rx_packets
=
1097 QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS
;
1098 adapter
->coal
.normal
.data
.tx_time_us
=
1099 QLCNIC_DEFAULT_INTR_COALESCE_TX_TIME_US
;
1100 adapter
->coal
.normal
.data
.tx_packets
=
1101 QLCNIC_DEFAULT_INTR_COALESCE_TX_PACKETS
;
1105 __qlcnic_up(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1108 struct qlcnic_host_rds_ring
*rds_ring
;
1110 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
1113 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
1115 if (qlcnic_set_eswitch_port_config(adapter
))
1118 if (qlcnic_fw_create_ctx(adapter
))
1121 for (ring
= 0; ring
< adapter
->max_rds_rings
; ring
++) {
1122 rds_ring
= &adapter
->recv_ctx
.rds_rings
[ring
];
1123 qlcnic_post_rx_buffers(adapter
, ring
, rds_ring
);
1126 qlcnic_set_multi(netdev
);
1127 qlcnic_fw_cmd_set_mtu(adapter
, netdev
->mtu
);
1129 adapter
->ahw
.linkup
= 0;
1131 if (adapter
->max_sds_rings
> 1)
1132 qlcnic_config_rss(adapter
, 1);
1134 qlcnic_config_intr_coalesce(adapter
);
1136 if (netdev
->features
& NETIF_F_LRO
)
1137 qlcnic_config_hw_lro(adapter
, QLCNIC_LRO_ENABLED
);
1139 qlcnic_napi_enable(adapter
);
1141 qlcnic_linkevent_request(adapter
, 1);
1143 adapter
->reset_context
= 0;
1144 set_bit(__QLCNIC_DEV_UP
, &adapter
->state
);
1148 /* Usage: During resume and firmware recovery module.*/
1151 qlcnic_up(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1156 if (netif_running(netdev
))
1157 err
= __qlcnic_up(adapter
, netdev
);
1164 __qlcnic_down(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1166 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
1169 if (!test_and_clear_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
1173 spin_lock(&adapter
->tx_clean_lock
);
1174 netif_carrier_off(netdev
);
1175 netif_tx_disable(netdev
);
1177 qlcnic_free_mac_list(adapter
);
1179 if (adapter
->fhash
.fnum
)
1180 qlcnic_delete_lb_filters(adapter
);
1182 qlcnic_nic_set_promisc(adapter
, QLCNIC_NIU_NON_PROMISC_MODE
);
1184 qlcnic_napi_disable(adapter
);
1186 qlcnic_fw_destroy_ctx(adapter
);
1188 qlcnic_reset_rx_buffers_list(adapter
);
1189 qlcnic_release_tx_buffers(adapter
);
1190 spin_unlock(&adapter
->tx_clean_lock
);
1193 /* Usage: During suspend and firmware recovery module */
1196 qlcnic_down(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1199 if (netif_running(netdev
))
1200 __qlcnic_down(adapter
, netdev
);
1206 qlcnic_attach(struct qlcnic_adapter
*adapter
)
1208 struct net_device
*netdev
= adapter
->netdev
;
1209 struct pci_dev
*pdev
= adapter
->pdev
;
1212 if (adapter
->is_up
== QLCNIC_ADAPTER_UP_MAGIC
)
1215 err
= qlcnic_napi_add(adapter
, netdev
);
1219 err
= qlcnic_alloc_sw_resources(adapter
);
1221 dev_err(&pdev
->dev
, "Error in setting sw resources\n");
1222 goto err_out_napi_del
;
1225 err
= qlcnic_alloc_hw_resources(adapter
);
1227 dev_err(&pdev
->dev
, "Error in setting hw resources\n");
1228 goto err_out_free_sw
;
1231 err
= qlcnic_request_irq(adapter
);
1233 dev_err(&pdev
->dev
, "failed to setup interrupt\n");
1234 goto err_out_free_hw
;
1237 qlcnic_init_coalesce_defaults(adapter
);
1239 qlcnic_create_sysfs_entries(adapter
);
1241 adapter
->is_up
= QLCNIC_ADAPTER_UP_MAGIC
;
1245 qlcnic_free_hw_resources(adapter
);
1247 qlcnic_free_sw_resources(adapter
);
1249 qlcnic_napi_del(adapter
);
1254 qlcnic_detach(struct qlcnic_adapter
*adapter
)
1256 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
1259 qlcnic_remove_sysfs_entries(adapter
);
1261 qlcnic_free_hw_resources(adapter
);
1262 qlcnic_release_rx_buffers(adapter
);
1263 qlcnic_free_irq(adapter
);
1264 qlcnic_napi_del(adapter
);
1265 qlcnic_free_sw_resources(adapter
);
1270 void qlcnic_diag_free_res(struct net_device
*netdev
, int max_sds_rings
)
1272 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1273 struct qlcnic_host_sds_ring
*sds_ring
;
1276 clear_bit(__QLCNIC_DEV_UP
, &adapter
->state
);
1277 if (adapter
->diag_test
== QLCNIC_INTERRUPT_TEST
) {
1278 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
1279 sds_ring
= &adapter
->recv_ctx
.sds_rings
[ring
];
1280 qlcnic_disable_int(sds_ring
);
1284 qlcnic_fw_destroy_ctx(adapter
);
1286 qlcnic_detach(adapter
);
1288 adapter
->diag_test
= 0;
1289 adapter
->max_sds_rings
= max_sds_rings
;
1291 if (qlcnic_attach(adapter
))
1294 if (netif_running(netdev
))
1295 __qlcnic_up(adapter
, netdev
);
1297 netif_device_attach(netdev
);
1300 int qlcnic_diag_alloc_res(struct net_device
*netdev
, int test
)
1302 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1303 struct qlcnic_host_sds_ring
*sds_ring
;
1304 struct qlcnic_host_rds_ring
*rds_ring
;
1308 netif_device_detach(netdev
);
1310 if (netif_running(netdev
))
1311 __qlcnic_down(adapter
, netdev
);
1313 qlcnic_detach(adapter
);
1315 adapter
->max_sds_rings
= 1;
1316 adapter
->diag_test
= test
;
1318 ret
= qlcnic_attach(adapter
);
1320 netif_device_attach(netdev
);
1324 ret
= qlcnic_fw_create_ctx(adapter
);
1326 qlcnic_detach(adapter
);
1327 netif_device_attach(netdev
);
1331 for (ring
= 0; ring
< adapter
->max_rds_rings
; ring
++) {
1332 rds_ring
= &adapter
->recv_ctx
.rds_rings
[ring
];
1333 qlcnic_post_rx_buffers(adapter
, ring
, rds_ring
);
1336 if (adapter
->diag_test
== QLCNIC_INTERRUPT_TEST
) {
1337 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
1338 sds_ring
= &adapter
->recv_ctx
.sds_rings
[ring
];
1339 qlcnic_enable_int(sds_ring
);
1342 set_bit(__QLCNIC_DEV_UP
, &adapter
->state
);
1347 /* Reset context in hardware only */
1349 qlcnic_reset_hw_context(struct qlcnic_adapter
*adapter
)
1351 struct net_device
*netdev
= adapter
->netdev
;
1353 if (test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
))
1356 netif_device_detach(netdev
);
1358 qlcnic_down(adapter
, netdev
);
1360 qlcnic_up(adapter
, netdev
);
1362 netif_device_attach(netdev
);
1364 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
1369 qlcnic_reset_context(struct qlcnic_adapter
*adapter
)
1372 struct net_device
*netdev
= adapter
->netdev
;
1374 if (test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
))
1377 if (adapter
->is_up
== QLCNIC_ADAPTER_UP_MAGIC
) {
1379 netif_device_detach(netdev
);
1381 if (netif_running(netdev
))
1382 __qlcnic_down(adapter
, netdev
);
1384 qlcnic_detach(adapter
);
1386 if (netif_running(netdev
)) {
1387 err
= qlcnic_attach(adapter
);
1389 __qlcnic_up(adapter
, netdev
);
1392 netif_device_attach(netdev
);
1395 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
1400 qlcnic_setup_netdev(struct qlcnic_adapter
*adapter
,
1401 struct net_device
*netdev
, u8 pci_using_dac
)
1404 struct pci_dev
*pdev
= adapter
->pdev
;
1406 adapter
->rx_csum
= 1;
1407 adapter
->mc_enabled
= 0;
1408 adapter
->max_mc_count
= 38;
1410 netdev
->netdev_ops
= &qlcnic_netdev_ops
;
1411 netdev
->watchdog_timeo
= 5*HZ
;
1413 qlcnic_change_mtu(netdev
, netdev
->mtu
);
1415 SET_ETHTOOL_OPS(netdev
, &qlcnic_ethtool_ops
);
1417 netdev
->features
|= (NETIF_F_SG
| NETIF_F_IP_CSUM
|
1418 NETIF_F_IPV6_CSUM
| NETIF_F_GRO
| NETIF_F_HW_VLAN_RX
);
1419 netdev
->vlan_features
|= (NETIF_F_SG
| NETIF_F_IP_CSUM
|
1422 if (adapter
->capabilities
& QLCNIC_FW_CAPABILITY_TSO
) {
1423 netdev
->features
|= (NETIF_F_TSO
| NETIF_F_TSO6
);
1424 netdev
->vlan_features
|= (NETIF_F_TSO
| NETIF_F_TSO6
);
1427 if (pci_using_dac
) {
1428 netdev
->features
|= NETIF_F_HIGHDMA
;
1429 netdev
->vlan_features
|= NETIF_F_HIGHDMA
;
1432 if (adapter
->capabilities
& QLCNIC_FW_CAPABILITY_FVLANTX
)
1433 netdev
->features
|= (NETIF_F_HW_VLAN_TX
);
1435 if (adapter
->capabilities
& QLCNIC_FW_CAPABILITY_HW_LRO
)
1436 netdev
->features
|= NETIF_F_LRO
;
1437 netdev
->irq
= adapter
->msix_entries
[0].vector
;
1439 netif_carrier_off(netdev
);
1440 netif_stop_queue(netdev
);
1442 err
= register_netdev(netdev
);
1444 dev_err(&pdev
->dev
, "failed to register net device\n");
1451 static int qlcnic_set_dma_mask(struct pci_dev
*pdev
, u8
*pci_using_dac
)
1453 if (!pci_set_dma_mask(pdev
, DMA_BIT_MASK(64)) &&
1454 !pci_set_consistent_dma_mask(pdev
, DMA_BIT_MASK(64)))
1456 else if (!pci_set_dma_mask(pdev
, DMA_BIT_MASK(32)) &&
1457 !pci_set_consistent_dma_mask(pdev
, DMA_BIT_MASK(32)))
1460 dev_err(&pdev
->dev
, "Unable to set DMA mask, aborting\n");
1467 static int __devinit
1468 qlcnic_probe(struct pci_dev
*pdev
, const struct pci_device_id
*ent
)
1470 struct net_device
*netdev
= NULL
;
1471 struct qlcnic_adapter
*adapter
= NULL
;
1473 uint8_t revision_id
;
1474 uint8_t pci_using_dac
;
1475 char brd_name
[QLCNIC_MAX_BOARD_NAME_LEN
];
1477 err
= pci_enable_device(pdev
);
1481 if (!(pci_resource_flags(pdev
, 0) & IORESOURCE_MEM
)) {
1483 goto err_out_disable_pdev
;
1486 err
= qlcnic_set_dma_mask(pdev
, &pci_using_dac
);
1488 goto err_out_disable_pdev
;
1490 err
= pci_request_regions(pdev
, qlcnic_driver_name
);
1492 goto err_out_disable_pdev
;
1494 pci_set_master(pdev
);
1495 pci_enable_pcie_error_reporting(pdev
);
1497 netdev
= alloc_etherdev(sizeof(struct qlcnic_adapter
));
1499 dev_err(&pdev
->dev
, "failed to allocate net_device\n");
1501 goto err_out_free_res
;
1504 SET_NETDEV_DEV(netdev
, &pdev
->dev
);
1506 adapter
= netdev_priv(netdev
);
1507 adapter
->netdev
= netdev
;
1508 adapter
->pdev
= pdev
;
1509 adapter
->dev_rst_time
= jiffies
;
1511 revision_id
= pdev
->revision
;
1512 adapter
->ahw
.revision_id
= revision_id
;
1514 rwlock_init(&adapter
->ahw
.crb_lock
);
1515 mutex_init(&adapter
->ahw
.mem_lock
);
1517 spin_lock_init(&adapter
->tx_clean_lock
);
1518 INIT_LIST_HEAD(&adapter
->mac_list
);
1520 err
= qlcnic_setup_pci_map(adapter
);
1522 goto err_out_free_netdev
;
1524 /* This will be reset for mezz cards */
1525 adapter
->portnum
= adapter
->ahw
.pci_func
;
1527 err
= qlcnic_get_board_info(adapter
);
1529 dev_err(&pdev
->dev
, "Error getting board config info.\n");
1530 goto err_out_iounmap
;
1533 err
= qlcnic_setup_idc_param(adapter
);
1535 goto err_out_iounmap
;
1537 err
= adapter
->nic_ops
->start_firmware(adapter
);
1539 dev_err(&pdev
->dev
, "Loading fw failed.Please Reboot\n");
1540 goto err_out_decr_ref
;
1543 if (qlcnic_read_mac_addr(adapter
))
1544 dev_warn(&pdev
->dev
, "failed to read mac addr\n");
1546 if (adapter
->portnum
== 0) {
1547 get_brd_name(adapter
, brd_name
);
1549 pr_info("%s: %s Board Chip rev 0x%x\n",
1550 module_name(THIS_MODULE
),
1551 brd_name
, adapter
->ahw
.revision_id
);
1554 qlcnic_clear_stats(adapter
);
1556 qlcnic_setup_intr(adapter
);
1558 err
= qlcnic_setup_netdev(adapter
, netdev
, pci_using_dac
);
1560 goto err_out_disable_msi
;
1562 pci_set_drvdata(pdev
, adapter
);
1564 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
, FW_POLL_DELAY
);
1566 switch (adapter
->ahw
.port_type
) {
1568 dev_info(&adapter
->pdev
->dev
, "%s: GbE port initialized\n",
1569 adapter
->netdev
->name
);
1572 dev_info(&adapter
->pdev
->dev
, "%s: XGbE port initialized\n",
1573 adapter
->netdev
->name
);
1577 qlcnic_alloc_lb_filters_mem(adapter
);
1578 qlcnic_create_diag_entries(adapter
);
1582 err_out_disable_msi
:
1583 qlcnic_teardown_intr(adapter
);
1586 qlcnic_clr_all_drv_state(adapter
, 0);
1589 qlcnic_cleanup_pci_map(adapter
);
1591 err_out_free_netdev
:
1592 free_netdev(netdev
);
1595 pci_release_regions(pdev
);
1597 err_out_disable_pdev
:
1598 pci_set_drvdata(pdev
, NULL
);
1599 pci_disable_device(pdev
);
1603 static void __devexit
qlcnic_remove(struct pci_dev
*pdev
)
1605 struct qlcnic_adapter
*adapter
;
1606 struct net_device
*netdev
;
1608 adapter
= pci_get_drvdata(pdev
);
1609 if (adapter
== NULL
)
1612 netdev
= adapter
->netdev
;
1614 qlcnic_cancel_fw_work(adapter
);
1616 unregister_netdev(netdev
);
1618 qlcnic_detach(adapter
);
1620 if (adapter
->npars
!= NULL
)
1621 kfree(adapter
->npars
);
1622 if (adapter
->eswitch
!= NULL
)
1623 kfree(adapter
->eswitch
);
1625 qlcnic_clr_all_drv_state(adapter
, 0);
1627 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
1629 qlcnic_free_lb_filters_mem(adapter
);
1631 qlcnic_teardown_intr(adapter
);
1633 qlcnic_remove_diag_entries(adapter
);
1635 qlcnic_cleanup_pci_map(adapter
);
1637 qlcnic_release_firmware(adapter
);
1639 pci_disable_pcie_error_reporting(pdev
);
1640 pci_release_regions(pdev
);
1641 pci_disable_device(pdev
);
1642 pci_set_drvdata(pdev
, NULL
);
1644 free_netdev(netdev
);
1646 static int __qlcnic_shutdown(struct pci_dev
*pdev
)
1648 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
1649 struct net_device
*netdev
= adapter
->netdev
;
1652 netif_device_detach(netdev
);
1654 qlcnic_cancel_fw_work(adapter
);
1656 if (netif_running(netdev
))
1657 qlcnic_down(adapter
, netdev
);
1659 qlcnic_clr_all_drv_state(adapter
, 0);
1661 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
1663 retval
= pci_save_state(pdev
);
1667 if (qlcnic_wol_supported(adapter
)) {
1668 pci_enable_wake(pdev
, PCI_D3cold
, 1);
1669 pci_enable_wake(pdev
, PCI_D3hot
, 1);
1675 static void qlcnic_shutdown(struct pci_dev
*pdev
)
1677 if (__qlcnic_shutdown(pdev
))
1680 pci_disable_device(pdev
);
1685 qlcnic_suspend(struct pci_dev
*pdev
, pm_message_t state
)
1689 retval
= __qlcnic_shutdown(pdev
);
1693 pci_set_power_state(pdev
, pci_choose_state(pdev
, state
));
1698 qlcnic_resume(struct pci_dev
*pdev
)
1700 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
1701 struct net_device
*netdev
= adapter
->netdev
;
1704 err
= pci_enable_device(pdev
);
1708 pci_set_power_state(pdev
, PCI_D0
);
1709 pci_set_master(pdev
);
1710 pci_restore_state(pdev
);
1712 err
= adapter
->nic_ops
->start_firmware(adapter
);
1714 dev_err(&pdev
->dev
, "failed to start firmware\n");
1718 if (netif_running(netdev
)) {
1719 err
= qlcnic_up(adapter
, netdev
);
1723 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
1726 netif_device_attach(netdev
);
1727 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
, FW_POLL_DELAY
);
1732 static int qlcnic_open(struct net_device
*netdev
)
1734 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1737 err
= qlcnic_attach(adapter
);
1741 err
= __qlcnic_up(adapter
, netdev
);
1745 netif_start_queue(netdev
);
1750 qlcnic_detach(adapter
);
1755 * qlcnic_close - Disables a network interface entry point
1757 static int qlcnic_close(struct net_device
*netdev
)
1759 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1761 __qlcnic_down(adapter
, netdev
);
1766 qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter
*adapter
)
1771 if (!qlcnic_mac_learn
)
1774 spin_lock_init(&adapter
->mac_learn_lock
);
1776 head
= kcalloc(QLCNIC_LB_MAX_FILTERS
, sizeof(struct hlist_head
),
1781 adapter
->fhash
.fmax
= QLCNIC_LB_MAX_FILTERS
;
1782 adapter
->fhash
.fhead
= (struct hlist_head
*)head
;
1784 for (i
= 0; i
< adapter
->fhash
.fmax
; i
++)
1785 INIT_HLIST_HEAD(&adapter
->fhash
.fhead
[i
]);
1788 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter
*adapter
)
1790 if (adapter
->fhash
.fmax
&& adapter
->fhash
.fhead
)
1791 kfree(adapter
->fhash
.fhead
);
1793 adapter
->fhash
.fhead
= NULL
;
1794 adapter
->fhash
.fmax
= 0;
1797 static void qlcnic_change_filter(struct qlcnic_adapter
*adapter
,
1798 u64 uaddr
, __le16 vlan_id
, struct qlcnic_host_tx_ring
*tx_ring
)
1800 struct cmd_desc_type0
*hwdesc
;
1801 struct qlcnic_nic_req
*req
;
1802 struct qlcnic_mac_req
*mac_req
;
1803 struct qlcnic_vlan_req
*vlan_req
;
1807 producer
= tx_ring
->producer
;
1808 hwdesc
= &tx_ring
->desc_head
[tx_ring
->producer
];
1810 req
= (struct qlcnic_nic_req
*)hwdesc
;
1811 memset(req
, 0, sizeof(struct qlcnic_nic_req
));
1812 req
->qhdr
= cpu_to_le64(QLCNIC_REQUEST
<< 23);
1814 word
= QLCNIC_MAC_EVENT
| ((u64
)(adapter
->portnum
) << 16);
1815 req
->req_hdr
= cpu_to_le64(word
);
1817 mac_req
= (struct qlcnic_mac_req
*)&(req
->words
[0]);
1818 mac_req
->op
= vlan_id
? QLCNIC_MAC_VLAN_ADD
: QLCNIC_MAC_ADD
;
1819 memcpy(mac_req
->mac_addr
, &uaddr
, ETH_ALEN
);
1821 vlan_req
= (struct qlcnic_vlan_req
*)&req
->words
[1];
1822 vlan_req
->vlan_id
= vlan_id
;
1824 tx_ring
->producer
= get_next_index(producer
, tx_ring
->num_desc
);
1827 #define QLCNIC_MAC_HASH(MAC)\
1828 ((((MAC) & 0x70000) >> 0x10) | (((MAC) & 0x70000000000ULL) >> 0x25))
1831 qlcnic_send_filter(struct qlcnic_adapter
*adapter
,
1832 struct qlcnic_host_tx_ring
*tx_ring
,
1833 struct cmd_desc_type0
*first_desc
,
1834 struct sk_buff
*skb
)
1836 struct ethhdr
*phdr
= (struct ethhdr
*)(skb
->data
);
1837 struct qlcnic_filter
*fil
, *tmp_fil
;
1838 struct hlist_node
*tmp_hnode
, *n
;
1839 struct hlist_head
*head
;
1844 if (!compare_ether_addr(phdr
->h_source
, adapter
->mac_addr
))
1847 if (adapter
->fhash
.fnum
>= adapter
->fhash
.fmax
)
1850 /* Only NPAR capable devices support vlan based learning*/
1851 if (adapter
->flags
& QLCNIC_ESWITCH_ENABLED
)
1852 vlan_id
= first_desc
->vlan_TCI
;
1853 memcpy(&src_addr
, phdr
->h_source
, ETH_ALEN
);
1854 hindex
= QLCNIC_MAC_HASH(src_addr
) & (QLCNIC_LB_MAX_FILTERS
- 1);
1855 head
= &(adapter
->fhash
.fhead
[hindex
]);
1857 hlist_for_each_entry_safe(tmp_fil
, tmp_hnode
, n
, head
, fnode
) {
1858 if (!memcmp(tmp_fil
->faddr
, &src_addr
, ETH_ALEN
) &&
1859 tmp_fil
->vlan_id
== vlan_id
) {
1860 tmp_fil
->ftime
= jiffies
;
1865 fil
= kzalloc(sizeof(struct qlcnic_filter
), GFP_ATOMIC
);
1869 qlcnic_change_filter(adapter
, src_addr
, vlan_id
, tx_ring
);
1871 fil
->ftime
= jiffies
;
1872 fil
->vlan_id
= vlan_id
;
1873 memcpy(fil
->faddr
, &src_addr
, ETH_ALEN
);
1874 spin_lock(&adapter
->mac_learn_lock
);
1875 hlist_add_head(&(fil
->fnode
), head
);
1876 adapter
->fhash
.fnum
++;
1877 spin_unlock(&adapter
->mac_learn_lock
);
1881 qlcnic_tso_check(struct net_device
*netdev
,
1882 struct qlcnic_host_tx_ring
*tx_ring
,
1883 struct cmd_desc_type0
*first_desc
,
1884 struct sk_buff
*skb
)
1886 u8 opcode
= TX_ETHER_PKT
;
1887 __be16 protocol
= skb
->protocol
;
1889 int copied
, offset
, copy_len
, hdr_len
= 0, tso
= 0;
1890 struct cmd_desc_type0
*hwdesc
;
1891 struct vlan_ethhdr
*vh
;
1892 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1893 u32 producer
= tx_ring
->producer
;
1894 __le16 vlan_oob
= first_desc
->flags_opcode
&
1895 cpu_to_le16(FLAGS_VLAN_OOB
);
1897 if (*(skb
->data
) & BIT_0
) {
1899 memcpy(&first_desc
->eth_addr
, skb
->data
, ETH_ALEN
);
1902 if ((netdev
->features
& (NETIF_F_TSO
| NETIF_F_TSO6
)) &&
1903 skb_shinfo(skb
)->gso_size
> 0) {
1905 hdr_len
= skb_transport_offset(skb
) + tcp_hdrlen(skb
);
1907 first_desc
->mss
= cpu_to_le16(skb_shinfo(skb
)->gso_size
);
1908 first_desc
->total_hdr_length
= hdr_len
;
1910 first_desc
->total_hdr_length
+= VLAN_HLEN
;
1911 first_desc
->tcp_hdr_offset
= VLAN_HLEN
;
1912 first_desc
->ip_hdr_offset
= VLAN_HLEN
;
1913 /* Only in case of TSO on vlan device */
1914 flags
|= FLAGS_VLAN_TAGGED
;
1917 opcode
= (protocol
== cpu_to_be16(ETH_P_IPV6
)) ?
1918 TX_TCP_LSO6
: TX_TCP_LSO
;
1921 } else if (skb
->ip_summed
== CHECKSUM_PARTIAL
) {
1924 if (protocol
== cpu_to_be16(ETH_P_IP
)) {
1925 l4proto
= ip_hdr(skb
)->protocol
;
1927 if (l4proto
== IPPROTO_TCP
)
1928 opcode
= TX_TCP_PKT
;
1929 else if (l4proto
== IPPROTO_UDP
)
1930 opcode
= TX_UDP_PKT
;
1931 } else if (protocol
== cpu_to_be16(ETH_P_IPV6
)) {
1932 l4proto
= ipv6_hdr(skb
)->nexthdr
;
1934 if (l4proto
== IPPROTO_TCP
)
1935 opcode
= TX_TCPV6_PKT
;
1936 else if (l4proto
== IPPROTO_UDP
)
1937 opcode
= TX_UDPV6_PKT
;
1941 first_desc
->tcp_hdr_offset
+= skb_transport_offset(skb
);
1942 first_desc
->ip_hdr_offset
+= skb_network_offset(skb
);
1943 qlcnic_set_tx_flags_opcode(first_desc
, flags
, opcode
);
1948 /* For LSO, we need to copy the MAC/IP/TCP headers into
1949 * the descriptor ring
1955 /* Create a TSO vlan header template for firmware */
1957 hwdesc
= &tx_ring
->desc_head
[producer
];
1958 tx_ring
->cmd_buf_arr
[producer
].skb
= NULL
;
1960 copy_len
= min((int)sizeof(struct cmd_desc_type0
) - offset
,
1961 hdr_len
+ VLAN_HLEN
);
1963 vh
= (struct vlan_ethhdr
*)((char *)hwdesc
+ 2);
1964 skb_copy_from_linear_data(skb
, vh
, 12);
1965 vh
->h_vlan_proto
= htons(ETH_P_8021Q
);
1966 vh
->h_vlan_TCI
= (__be16
)swab16((u16
)first_desc
->vlan_TCI
);
1968 skb_copy_from_linear_data_offset(skb
, 12,
1969 (char *)vh
+ 16, copy_len
- 16);
1971 copied
= copy_len
- VLAN_HLEN
;
1974 producer
= get_next_index(producer
, tx_ring
->num_desc
);
1977 while (copied
< hdr_len
) {
1979 copy_len
= min((int)sizeof(struct cmd_desc_type0
) - offset
,
1980 (hdr_len
- copied
));
1982 hwdesc
= &tx_ring
->desc_head
[producer
];
1983 tx_ring
->cmd_buf_arr
[producer
].skb
= NULL
;
1985 skb_copy_from_linear_data_offset(skb
, copied
,
1986 (char *)hwdesc
+ offset
, copy_len
);
1991 producer
= get_next_index(producer
, tx_ring
->num_desc
);
1994 tx_ring
->producer
= producer
;
1996 adapter
->stats
.lso_frames
++;
2000 qlcnic_map_tx_skb(struct pci_dev
*pdev
,
2001 struct sk_buff
*skb
, struct qlcnic_cmd_buffer
*pbuf
)
2003 struct qlcnic_skb_frag
*nf
;
2004 struct skb_frag_struct
*frag
;
2008 nr_frags
= skb_shinfo(skb
)->nr_frags
;
2009 nf
= &pbuf
->frag_array
[0];
2011 map
= pci_map_single(pdev
, skb
->data
,
2012 skb_headlen(skb
), PCI_DMA_TODEVICE
);
2013 if (pci_dma_mapping_error(pdev
, map
))
2017 nf
->length
= skb_headlen(skb
);
2019 for (i
= 0; i
< nr_frags
; i
++) {
2020 frag
= &skb_shinfo(skb
)->frags
[i
];
2021 nf
= &pbuf
->frag_array
[i
+1];
2023 map
= pci_map_page(pdev
, frag
->page
, frag
->page_offset
,
2024 frag
->size
, PCI_DMA_TODEVICE
);
2025 if (pci_dma_mapping_error(pdev
, map
))
2029 nf
->length
= frag
->size
;
2036 nf
= &pbuf
->frag_array
[i
+1];
2037 pci_unmap_page(pdev
, nf
->dma
, nf
->length
, PCI_DMA_TODEVICE
);
2040 nf
= &pbuf
->frag_array
[0];
2041 pci_unmap_single(pdev
, nf
->dma
, skb_headlen(skb
), PCI_DMA_TODEVICE
);
2048 qlcnic_check_tx_tagging(struct qlcnic_adapter
*adapter
,
2049 struct sk_buff
*skb
,
2050 struct cmd_desc_type0
*first_desc
)
2054 __be16 protocol
= skb
->protocol
;
2055 struct vlan_ethhdr
*vh
;
2057 if (protocol
== cpu_to_be16(ETH_P_8021Q
)) {
2058 vh
= (struct vlan_ethhdr
*)skb
->data
;
2059 protocol
= vh
->h_vlan_encapsulated_proto
;
2060 flags
= FLAGS_VLAN_TAGGED
;
2061 qlcnic_set_tx_vlan_tci(first_desc
, ntohs(vh
->h_vlan_TCI
));
2062 } else if (vlan_tx_tag_present(skb
)) {
2063 flags
= FLAGS_VLAN_OOB
;
2064 qlcnic_set_tx_vlan_tci(first_desc
, vlan_tx_tag_get(skb
));
2066 if (unlikely(adapter
->pvid
)) {
2067 if (first_desc
->vlan_TCI
&&
2068 !(adapter
->flags
& QLCNIC_TAGGING_ENABLED
))
2070 if (first_desc
->vlan_TCI
&&
2071 (adapter
->flags
& QLCNIC_TAGGING_ENABLED
))
2074 flags
= FLAGS_VLAN_OOB
;
2075 qlcnic_set_tx_vlan_tci(first_desc
, adapter
->pvid
);
2078 qlcnic_set_tx_flags_opcode(first_desc
, flags
, opcode
);
2083 qlcnic_clear_cmddesc(u64
*desc
)
2091 qlcnic_xmit_frame(struct sk_buff
*skb
, struct net_device
*netdev
)
2093 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2094 struct qlcnic_host_tx_ring
*tx_ring
= adapter
->tx_ring
;
2095 struct qlcnic_cmd_buffer
*pbuf
;
2096 struct qlcnic_skb_frag
*buffrag
;
2097 struct cmd_desc_type0
*hwdesc
, *first_desc
;
2098 struct pci_dev
*pdev
;
2099 struct ethhdr
*phdr
;
2103 int frag_count
, no_of_desc
;
2104 u32 num_txd
= tx_ring
->num_desc
;
2106 if (!test_bit(__QLCNIC_DEV_UP
, &adapter
->state
)) {
2107 netif_stop_queue(netdev
);
2108 return NETDEV_TX_BUSY
;
2111 if (adapter
->flags
& QLCNIC_MACSPOOF
) {
2112 phdr
= (struct ethhdr
*)skb
->data
;
2113 if (compare_ether_addr(phdr
->h_source
,
2118 frag_count
= skb_shinfo(skb
)->nr_frags
+ 1;
2120 /* 4 fragments per cmd des */
2121 no_of_desc
= (frag_count
+ 3) >> 2;
2123 if (unlikely(qlcnic_tx_avail(tx_ring
) <= TX_STOP_THRESH
)) {
2124 netif_stop_queue(netdev
);
2126 if (qlcnic_tx_avail(tx_ring
) > TX_STOP_THRESH
)
2127 netif_start_queue(netdev
);
2129 adapter
->stats
.xmit_off
++;
2130 return NETDEV_TX_BUSY
;
2134 producer
= tx_ring
->producer
;
2135 pbuf
= &tx_ring
->cmd_buf_arr
[producer
];
2137 pdev
= adapter
->pdev
;
2139 first_desc
= hwdesc
= &tx_ring
->desc_head
[producer
];
2140 qlcnic_clear_cmddesc((u64
*)hwdesc
);
2142 if (qlcnic_check_tx_tagging(adapter
, skb
, first_desc
))
2145 if (qlcnic_map_tx_skb(pdev
, skb
, pbuf
)) {
2146 adapter
->stats
.tx_dma_map_error
++;
2151 pbuf
->frag_count
= frag_count
;
2153 qlcnic_set_tx_frags_len(first_desc
, frag_count
, skb
->len
);
2154 qlcnic_set_tx_port(first_desc
, adapter
->portnum
);
2156 for (i
= 0; i
< frag_count
; i
++) {
2160 if ((k
== 0) && (i
> 0)) {
2161 /* move to next desc.*/
2162 producer
= get_next_index(producer
, num_txd
);
2163 hwdesc
= &tx_ring
->desc_head
[producer
];
2164 qlcnic_clear_cmddesc((u64
*)hwdesc
);
2165 tx_ring
->cmd_buf_arr
[producer
].skb
= NULL
;
2168 buffrag
= &pbuf
->frag_array
[i
];
2170 hwdesc
->buffer_length
[k
] = cpu_to_le16(buffrag
->length
);
2173 hwdesc
->addr_buffer1
= cpu_to_le64(buffrag
->dma
);
2176 hwdesc
->addr_buffer2
= cpu_to_le64(buffrag
->dma
);
2179 hwdesc
->addr_buffer3
= cpu_to_le64(buffrag
->dma
);
2182 hwdesc
->addr_buffer4
= cpu_to_le64(buffrag
->dma
);
2187 tx_ring
->producer
= get_next_index(producer
, num_txd
);
2189 qlcnic_tso_check(netdev
, tx_ring
, first_desc
, skb
);
2191 if (qlcnic_mac_learn
)
2192 qlcnic_send_filter(adapter
, tx_ring
, first_desc
, skb
);
2194 qlcnic_update_cmd_producer(adapter
, tx_ring
);
2196 adapter
->stats
.txbytes
+= skb
->len
;
2197 adapter
->stats
.xmitcalled
++;
2199 return NETDEV_TX_OK
;
2202 adapter
->stats
.txdropped
++;
2203 dev_kfree_skb_any(skb
);
2204 return NETDEV_TX_OK
;
2207 static int qlcnic_check_temp(struct qlcnic_adapter
*adapter
)
2209 struct net_device
*netdev
= adapter
->netdev
;
2210 u32 temp
, temp_state
, temp_val
;
2213 temp
= QLCRD32(adapter
, CRB_TEMP_STATE
);
2215 temp_state
= qlcnic_get_temp_state(temp
);
2216 temp_val
= qlcnic_get_temp_val(temp
);
2218 if (temp_state
== QLCNIC_TEMP_PANIC
) {
2219 dev_err(&netdev
->dev
,
2220 "Device temperature %d degrees C exceeds"
2221 " maximum allowed. Hardware has been shut down.\n",
2224 } else if (temp_state
== QLCNIC_TEMP_WARN
) {
2225 if (adapter
->temp
== QLCNIC_TEMP_NORMAL
) {
2226 dev_err(&netdev
->dev
,
2227 "Device temperature %d degrees C "
2228 "exceeds operating range."
2229 " Immediate action needed.\n",
2233 if (adapter
->temp
== QLCNIC_TEMP_WARN
) {
2234 dev_info(&netdev
->dev
,
2235 "Device temperature is now %d degrees C"
2236 " in normal range.\n", temp_val
);
2239 adapter
->temp
= temp_state
;
2243 void qlcnic_advert_link_change(struct qlcnic_adapter
*adapter
, int linkup
)
2245 struct net_device
*netdev
= adapter
->netdev
;
2247 if (adapter
->ahw
.linkup
&& !linkup
) {
2248 netdev_info(netdev
, "NIC Link is down\n");
2249 adapter
->ahw
.linkup
= 0;
2250 if (netif_running(netdev
)) {
2251 netif_carrier_off(netdev
);
2252 netif_stop_queue(netdev
);
2254 } else if (!adapter
->ahw
.linkup
&& linkup
) {
2255 netdev_info(netdev
, "NIC Link is up\n");
2256 adapter
->ahw
.linkup
= 1;
2257 if (netif_running(netdev
)) {
2258 netif_carrier_on(netdev
);
2259 netif_wake_queue(netdev
);
2264 static void qlcnic_tx_timeout(struct net_device
*netdev
)
2266 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2268 if (test_bit(__QLCNIC_RESETTING
, &adapter
->state
))
2271 dev_err(&netdev
->dev
, "transmit timeout, resetting.\n");
2273 if (++adapter
->tx_timeo_cnt
>= QLCNIC_MAX_TX_TIMEOUTS
)
2274 adapter
->need_fw_reset
= 1;
2276 adapter
->reset_context
= 1;
2279 static struct net_device_stats
*qlcnic_get_stats(struct net_device
*netdev
)
2281 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2282 struct net_device_stats
*stats
= &netdev
->stats
;
2284 stats
->rx_packets
= adapter
->stats
.rx_pkts
+ adapter
->stats
.lro_pkts
;
2285 stats
->tx_packets
= adapter
->stats
.xmitfinished
;
2286 stats
->rx_bytes
= adapter
->stats
.rxbytes
+ adapter
->stats
.lrobytes
;
2287 stats
->tx_bytes
= adapter
->stats
.txbytes
;
2288 stats
->rx_dropped
= adapter
->stats
.rxdropped
;
2289 stats
->tx_dropped
= adapter
->stats
.txdropped
;
2294 static irqreturn_t
qlcnic_clear_legacy_intr(struct qlcnic_adapter
*adapter
)
2298 status
= readl(adapter
->isr_int_vec
);
2300 if (!(status
& adapter
->int_vec_bit
))
2303 /* check interrupt state machine, to be sure */
2304 status
= readl(adapter
->crb_int_state_reg
);
2305 if (!ISR_LEGACY_INT_TRIGGERED(status
))
2308 writel(0xffffffff, adapter
->tgt_status_reg
);
2309 /* read twice to ensure write is flushed */
2310 readl(adapter
->isr_int_vec
);
2311 readl(adapter
->isr_int_vec
);
2316 static irqreturn_t
qlcnic_tmp_intr(int irq
, void *data
)
2318 struct qlcnic_host_sds_ring
*sds_ring
= data
;
2319 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
2321 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
)
2323 else if (adapter
->flags
& QLCNIC_MSI_ENABLED
) {
2324 writel(0xffffffff, adapter
->tgt_status_reg
);
2328 if (qlcnic_clear_legacy_intr(adapter
) == IRQ_NONE
)
2332 adapter
->diag_cnt
++;
2333 qlcnic_enable_int(sds_ring
);
2337 static irqreturn_t
qlcnic_intr(int irq
, void *data
)
2339 struct qlcnic_host_sds_ring
*sds_ring
= data
;
2340 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
2342 if (qlcnic_clear_legacy_intr(adapter
) == IRQ_NONE
)
2345 napi_schedule(&sds_ring
->napi
);
2350 static irqreturn_t
qlcnic_msi_intr(int irq
, void *data
)
2352 struct qlcnic_host_sds_ring
*sds_ring
= data
;
2353 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
2355 /* clear interrupt */
2356 writel(0xffffffff, adapter
->tgt_status_reg
);
2358 napi_schedule(&sds_ring
->napi
);
2362 static irqreturn_t
qlcnic_msix_intr(int irq
, void *data
)
2364 struct qlcnic_host_sds_ring
*sds_ring
= data
;
2366 napi_schedule(&sds_ring
->napi
);
2370 static int qlcnic_process_cmd_ring(struct qlcnic_adapter
*adapter
)
2372 u32 sw_consumer
, hw_consumer
;
2374 struct qlcnic_cmd_buffer
*buffer
;
2375 struct pci_dev
*pdev
= adapter
->pdev
;
2376 struct net_device
*netdev
= adapter
->netdev
;
2377 struct qlcnic_skb_frag
*frag
;
2379 struct qlcnic_host_tx_ring
*tx_ring
= adapter
->tx_ring
;
2381 if (!spin_trylock(&adapter
->tx_clean_lock
))
2384 sw_consumer
= tx_ring
->sw_consumer
;
2385 hw_consumer
= le32_to_cpu(*(tx_ring
->hw_consumer
));
2387 while (sw_consumer
!= hw_consumer
) {
2388 buffer
= &tx_ring
->cmd_buf_arr
[sw_consumer
];
2390 frag
= &buffer
->frag_array
[0];
2391 pci_unmap_single(pdev
, frag
->dma
, frag
->length
,
2394 for (i
= 1; i
< buffer
->frag_count
; i
++) {
2396 pci_unmap_page(pdev
, frag
->dma
, frag
->length
,
2401 adapter
->stats
.xmitfinished
++;
2402 dev_kfree_skb_any(buffer
->skb
);
2406 sw_consumer
= get_next_index(sw_consumer
, tx_ring
->num_desc
);
2407 if (++count
>= MAX_STATUS_HANDLE
)
2411 if (count
&& netif_running(netdev
)) {
2412 tx_ring
->sw_consumer
= sw_consumer
;
2416 if (netif_queue_stopped(netdev
) && netif_carrier_ok(netdev
)) {
2417 if (qlcnic_tx_avail(tx_ring
) > TX_STOP_THRESH
) {
2418 netif_wake_queue(netdev
);
2419 adapter
->stats
.xmit_on
++;
2422 adapter
->tx_timeo_cnt
= 0;
2425 * If everything is freed up to consumer then check if the ring is full
2426 * If the ring is full then check if more needs to be freed and
2427 * schedule the call back again.
2429 * This happens when there are 2 CPUs. One could be freeing and the
2430 * other filling it. If the ring is full when we get out of here and
2431 * the card has already interrupted the host then the host can miss the
2434 * There is still a possible race condition and the host could miss an
2435 * interrupt. The card has to take care of this.
2437 hw_consumer
= le32_to_cpu(*(tx_ring
->hw_consumer
));
2438 done
= (sw_consumer
== hw_consumer
);
2439 spin_unlock(&adapter
->tx_clean_lock
);
2444 static int qlcnic_poll(struct napi_struct
*napi
, int budget
)
2446 struct qlcnic_host_sds_ring
*sds_ring
=
2447 container_of(napi
, struct qlcnic_host_sds_ring
, napi
);
2449 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
2454 tx_complete
= qlcnic_process_cmd_ring(adapter
);
2456 work_done
= qlcnic_process_rcv_ring(sds_ring
, budget
);
2458 if ((work_done
< budget
) && tx_complete
) {
2459 napi_complete(&sds_ring
->napi
);
2460 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
2461 qlcnic_enable_int(sds_ring
);
2467 static int qlcnic_rx_poll(struct napi_struct
*napi
, int budget
)
2469 struct qlcnic_host_sds_ring
*sds_ring
=
2470 container_of(napi
, struct qlcnic_host_sds_ring
, napi
);
2472 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
2475 work_done
= qlcnic_process_rcv_ring(sds_ring
, budget
);
2477 if (work_done
< budget
) {
2478 napi_complete(&sds_ring
->napi
);
2479 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
2480 qlcnic_enable_int(sds_ring
);
2486 #ifdef CONFIG_NET_POLL_CONTROLLER
2487 static void qlcnic_poll_controller(struct net_device
*netdev
)
2490 struct qlcnic_host_sds_ring
*sds_ring
;
2491 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2492 struct qlcnic_recv_context
*recv_ctx
= &adapter
->recv_ctx
;
2494 disable_irq(adapter
->irq
);
2495 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
2496 sds_ring
= &recv_ctx
->sds_rings
[ring
];
2497 qlcnic_intr(adapter
->irq
, sds_ring
);
2499 enable_irq(adapter
->irq
);
2504 qlcnic_idc_debug_info(struct qlcnic_adapter
*adapter
, u8 encoding
)
2508 val
= adapter
->portnum
& 0xf;
2509 val
|= encoding
<< 7;
2510 val
|= (jiffies
- adapter
->dev_rst_time
) << 8;
2512 QLCWR32(adapter
, QLCNIC_CRB_DRV_SCRATCH
, val
);
2513 adapter
->dev_rst_time
= jiffies
;
2517 qlcnic_set_drv_state(struct qlcnic_adapter
*adapter
, u8 state
)
2521 WARN_ON(state
!= QLCNIC_DEV_NEED_RESET
&&
2522 state
!= QLCNIC_DEV_NEED_QUISCENT
);
2524 if (qlcnic_api_lock(adapter
))
2527 val
= QLCRD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2529 if (state
== QLCNIC_DEV_NEED_RESET
)
2530 QLC_DEV_SET_RST_RDY(val
, adapter
->portnum
);
2531 else if (state
== QLCNIC_DEV_NEED_QUISCENT
)
2532 QLC_DEV_SET_QSCNT_RDY(val
, adapter
->portnum
);
2534 QLCWR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2536 qlcnic_api_unlock(adapter
);
2542 qlcnic_clr_drv_state(struct qlcnic_adapter
*adapter
)
2546 if (qlcnic_api_lock(adapter
))
2549 val
= QLCRD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2550 QLC_DEV_CLR_RST_QSCNT(val
, adapter
->portnum
);
2551 QLCWR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2553 qlcnic_api_unlock(adapter
);
2559 qlcnic_clr_all_drv_state(struct qlcnic_adapter
*adapter
, u8 failed
)
2563 if (qlcnic_api_lock(adapter
))
2566 val
= QLCRD32(adapter
, QLCNIC_CRB_DRV_ACTIVE
);
2567 QLC_DEV_CLR_REF_CNT(val
, adapter
->portnum
);
2568 QLCWR32(adapter
, QLCNIC_CRB_DRV_ACTIVE
, val
);
2571 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_FAILED
);
2572 dev_info(&adapter
->pdev
->dev
,
2573 "Device state set to Failed. Please Reboot\n");
2574 } else if (!(val
& 0x11111111))
2575 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_COLD
);
2577 val
= QLCRD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2578 QLC_DEV_CLR_RST_QSCNT(val
, adapter
->portnum
);
2579 QLCWR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2581 qlcnic_api_unlock(adapter
);
2583 adapter
->fw_fail_cnt
= 0;
2584 clear_bit(__QLCNIC_START_FW
, &adapter
->state
);
2585 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
2588 /* Grab api lock, before checking state */
2590 qlcnic_check_drv_state(struct qlcnic_adapter
*adapter
)
2594 state
= QLCRD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2595 act
= QLCRD32(adapter
, QLCNIC_CRB_DRV_ACTIVE
);
2597 if (((state
& 0x11111111) == (act
& 0x11111111)) ||
2598 ((act
& 0x11111111) == ((state
>> 1) & 0x11111111)))
2604 static int qlcnic_check_idc_ver(struct qlcnic_adapter
*adapter
)
2606 u32 val
= QLCRD32(adapter
, QLCNIC_CRB_DRV_IDC_VER
);
2608 if (val
!= QLCNIC_DRV_IDC_VER
) {
2609 dev_warn(&adapter
->pdev
->dev
, "IDC Version mismatch, driver's"
2610 " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER
, val
);
2617 qlcnic_can_start_firmware(struct qlcnic_adapter
*adapter
)
2619 u32 val
, prev_state
;
2620 u8 dev_init_timeo
= adapter
->dev_init_timeo
;
2621 u8 portnum
= adapter
->portnum
;
2624 if (test_and_clear_bit(__QLCNIC_START_FW
, &adapter
->state
))
2627 if (qlcnic_api_lock(adapter
))
2630 val
= QLCRD32(adapter
, QLCNIC_CRB_DRV_ACTIVE
);
2631 if (!(val
& (1 << (portnum
* 4)))) {
2632 QLC_DEV_SET_REF_CNT(val
, portnum
);
2633 QLCWR32(adapter
, QLCNIC_CRB_DRV_ACTIVE
, val
);
2636 prev_state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2637 QLCDB(adapter
, HW
, "Device state = %u\n", prev_state
);
2639 switch (prev_state
) {
2640 case QLCNIC_DEV_COLD
:
2641 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_INITIALIZING
);
2642 QLCWR32(adapter
, QLCNIC_CRB_DRV_IDC_VER
, QLCNIC_DRV_IDC_VER
);
2643 qlcnic_idc_debug_info(adapter
, 0);
2644 qlcnic_api_unlock(adapter
);
2647 case QLCNIC_DEV_READY
:
2648 ret
= qlcnic_check_idc_ver(adapter
);
2649 qlcnic_api_unlock(adapter
);
2652 case QLCNIC_DEV_NEED_RESET
:
2653 val
= QLCRD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2654 QLC_DEV_SET_RST_RDY(val
, portnum
);
2655 QLCWR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2658 case QLCNIC_DEV_NEED_QUISCENT
:
2659 val
= QLCRD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2660 QLC_DEV_SET_QSCNT_RDY(val
, portnum
);
2661 QLCWR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2664 case QLCNIC_DEV_FAILED
:
2665 dev_err(&adapter
->pdev
->dev
, "Device in failed state.\n");
2666 qlcnic_api_unlock(adapter
);
2669 case QLCNIC_DEV_INITIALIZING
:
2670 case QLCNIC_DEV_QUISCENT
:
2674 qlcnic_api_unlock(adapter
);
2678 prev_state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2680 if (prev_state
== QLCNIC_DEV_QUISCENT
)
2682 } while ((prev_state
!= QLCNIC_DEV_READY
) && --dev_init_timeo
);
2684 if (!dev_init_timeo
) {
2685 dev_err(&adapter
->pdev
->dev
,
2686 "Waiting for device to initialize timeout\n");
2690 if (qlcnic_api_lock(adapter
))
2693 val
= QLCRD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2694 QLC_DEV_CLR_RST_QSCNT(val
, portnum
);
2695 QLCWR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2697 ret
= qlcnic_check_idc_ver(adapter
);
2698 qlcnic_api_unlock(adapter
);
2704 qlcnic_fwinit_work(struct work_struct
*work
)
2706 struct qlcnic_adapter
*adapter
= container_of(work
,
2707 struct qlcnic_adapter
, fw_work
.work
);
2708 u32 dev_state
= 0xf;
2710 if (qlcnic_api_lock(adapter
))
2713 dev_state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2714 if (dev_state
== QLCNIC_DEV_QUISCENT
) {
2715 qlcnic_api_unlock(adapter
);
2716 qlcnic_schedule_work(adapter
, qlcnic_fwinit_work
,
2721 if (adapter
->op_mode
== QLCNIC_NON_PRIV_FUNC
) {
2722 qlcnic_api_unlock(adapter
);
2726 if (adapter
->fw_wait_cnt
++ > adapter
->reset_ack_timeo
) {
2727 dev_err(&adapter
->pdev
->dev
, "Reset:Failed to get ack %d sec\n",
2728 adapter
->reset_ack_timeo
);
2729 goto skip_ack_check
;
2732 if (!qlcnic_check_drv_state(adapter
)) {
2734 dev_state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2736 if (dev_state
== QLCNIC_DEV_NEED_QUISCENT
) {
2737 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
,
2738 QLCNIC_DEV_QUISCENT
);
2739 qlcnic_schedule_work(adapter
, qlcnic_fwinit_work
,
2741 QLCDB(adapter
, DRV
, "Quiscing the driver\n");
2742 qlcnic_idc_debug_info(adapter
, 0);
2744 qlcnic_api_unlock(adapter
);
2748 if (dev_state
== QLCNIC_DEV_NEED_RESET
) {
2749 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
,
2750 QLCNIC_DEV_INITIALIZING
);
2751 set_bit(__QLCNIC_START_FW
, &adapter
->state
);
2752 QLCDB(adapter
, DRV
, "Restarting fw\n");
2753 qlcnic_idc_debug_info(adapter
, 0);
2756 qlcnic_api_unlock(adapter
);
2758 if (!adapter
->nic_ops
->start_firmware(adapter
)) {
2759 qlcnic_schedule_work(adapter
, qlcnic_attach_work
, 0);
2760 adapter
->fw_wait_cnt
= 0;
2766 qlcnic_api_unlock(adapter
);
2769 dev_state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2770 QLCDB(adapter
, HW
, "Func waiting: Device state=%u\n", dev_state
);
2772 switch (dev_state
) {
2773 case QLCNIC_DEV_READY
:
2774 if (!adapter
->nic_ops
->start_firmware(adapter
)) {
2775 qlcnic_schedule_work(adapter
, qlcnic_attach_work
, 0);
2776 adapter
->fw_wait_cnt
= 0;
2779 case QLCNIC_DEV_FAILED
:
2782 qlcnic_schedule_work(adapter
,
2783 qlcnic_fwinit_work
, FW_POLL_DELAY
);
2788 dev_err(&adapter
->pdev
->dev
, "Fwinit work failed state=%u "
2789 "fw_wait_cnt=%u\n", dev_state
, adapter
->fw_wait_cnt
);
2790 netif_device_attach(adapter
->netdev
);
2791 qlcnic_clr_all_drv_state(adapter
, 0);
2795 qlcnic_detach_work(struct work_struct
*work
)
2797 struct qlcnic_adapter
*adapter
= container_of(work
,
2798 struct qlcnic_adapter
, fw_work
.work
);
2799 struct net_device
*netdev
= adapter
->netdev
;
2802 netif_device_detach(netdev
);
2804 qlcnic_down(adapter
, netdev
);
2806 status
= QLCRD32(adapter
, QLCNIC_PEG_HALT_STATUS1
);
2808 if (status
& QLCNIC_RCODE_FATAL_ERROR
)
2811 if (adapter
->temp
== QLCNIC_TEMP_PANIC
)
2814 if (qlcnic_set_drv_state(adapter
, adapter
->dev_state
))
2817 adapter
->fw_wait_cnt
= 0;
2819 qlcnic_schedule_work(adapter
, qlcnic_fwinit_work
, FW_POLL_DELAY
);
2824 dev_err(&adapter
->pdev
->dev
, "detach failed; status=%d temp=%d\n",
2825 status
, adapter
->temp
);
2826 netif_device_attach(netdev
);
2827 qlcnic_clr_all_drv_state(adapter
, 1);
2830 /*Transit NPAR state to NON Operational */
2832 qlcnic_set_npar_non_operational(struct qlcnic_adapter
*adapter
)
2836 state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
);
2837 if (state
== QLCNIC_DEV_NPAR_NON_OPER
)
2840 if (qlcnic_api_lock(adapter
))
2842 QLCWR32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
, QLCNIC_DEV_NPAR_NON_OPER
);
2843 qlcnic_api_unlock(adapter
);
2846 /*Transit to RESET state from READY state only */
2848 qlcnic_dev_request_reset(struct qlcnic_adapter
*adapter
)
2852 adapter
->need_fw_reset
= 1;
2853 if (qlcnic_api_lock(adapter
))
2856 state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2858 if (state
== QLCNIC_DEV_READY
) {
2859 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_NEED_RESET
);
2860 QLCDB(adapter
, DRV
, "NEED_RESET state set\n");
2861 qlcnic_idc_debug_info(adapter
, 0);
2864 QLCWR32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
, QLCNIC_DEV_NPAR_NON_OPER
);
2865 qlcnic_api_unlock(adapter
);
2868 /* Transit to NPAR READY state from NPAR NOT READY state */
2870 qlcnic_dev_set_npar_ready(struct qlcnic_adapter
*adapter
)
2872 if (qlcnic_api_lock(adapter
))
2875 QLCWR32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
, QLCNIC_DEV_NPAR_OPER
);
2876 QLCDB(adapter
, DRV
, "NPAR operational state set\n");
2878 qlcnic_api_unlock(adapter
);
2882 qlcnic_schedule_work(struct qlcnic_adapter
*adapter
,
2883 work_func_t func
, int delay
)
2885 if (test_bit(__QLCNIC_AER
, &adapter
->state
))
2888 INIT_DELAYED_WORK(&adapter
->fw_work
, func
);
2889 schedule_delayed_work(&adapter
->fw_work
, round_jiffies_relative(delay
));
2893 qlcnic_cancel_fw_work(struct qlcnic_adapter
*adapter
)
2895 while (test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
))
2898 cancel_delayed_work_sync(&adapter
->fw_work
);
2902 qlcnic_attach_work(struct work_struct
*work
)
2904 struct qlcnic_adapter
*adapter
= container_of(work
,
2905 struct qlcnic_adapter
, fw_work
.work
);
2906 struct net_device
*netdev
= adapter
->netdev
;
2909 if (adapter
->op_mode
!= QLCNIC_MGMT_FUNC
) {
2910 npar_state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
);
2911 if (adapter
->fw_wait_cnt
++ > QLCNIC_DEV_NPAR_OPER_TIMEO
)
2912 qlcnic_clr_all_drv_state(adapter
, 0);
2913 else if (npar_state
!= QLCNIC_DEV_NPAR_OPER
)
2914 qlcnic_schedule_work(adapter
, qlcnic_attach_work
,
2918 QLCDB(adapter
, DRV
, "Waiting for NPAR state to operational\n");
2922 if (netif_running(netdev
)) {
2923 if (qlcnic_up(adapter
, netdev
))
2926 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
2930 netif_device_attach(netdev
);
2931 adapter
->fw_fail_cnt
= 0;
2932 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
2934 if (!qlcnic_clr_drv_state(adapter
))
2935 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
,
2940 qlcnic_check_health(struct qlcnic_adapter
*adapter
)
2942 u32 state
= 0, heartbeat
;
2943 struct net_device
*netdev
= adapter
->netdev
;
2945 if (qlcnic_check_temp(adapter
))
2948 if (adapter
->need_fw_reset
)
2949 qlcnic_dev_request_reset(adapter
);
2951 state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2952 if (state
== QLCNIC_DEV_NEED_RESET
||
2953 state
== QLCNIC_DEV_NEED_QUISCENT
) {
2954 qlcnic_set_npar_non_operational(adapter
);
2955 adapter
->need_fw_reset
= 1;
2958 heartbeat
= QLCRD32(adapter
, QLCNIC_PEG_ALIVE_COUNTER
);
2959 if (heartbeat
!= adapter
->heartbeat
) {
2960 adapter
->heartbeat
= heartbeat
;
2961 adapter
->fw_fail_cnt
= 0;
2962 if (adapter
->need_fw_reset
)
2965 if (adapter
->reset_context
&&
2966 auto_fw_reset
== AUTO_FW_RESET_ENABLED
) {
2967 qlcnic_reset_hw_context(adapter
);
2968 adapter
->netdev
->trans_start
= jiffies
;
2974 if (++adapter
->fw_fail_cnt
< FW_FAIL_THRESH
)
2977 qlcnic_dev_request_reset(adapter
);
2979 if ((auto_fw_reset
== AUTO_FW_RESET_ENABLED
))
2980 clear_bit(__QLCNIC_FW_ATTACHED
, &adapter
->state
);
2982 dev_info(&netdev
->dev
, "firmware hang detected\n");
2985 adapter
->dev_state
= (state
== QLCNIC_DEV_NEED_QUISCENT
) ? state
:
2986 QLCNIC_DEV_NEED_RESET
;
2988 if ((auto_fw_reset
== AUTO_FW_RESET_ENABLED
) &&
2989 !test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
)) {
2991 qlcnic_schedule_work(adapter
, qlcnic_detach_work
, 0);
2992 QLCDB(adapter
, DRV
, "fw recovery scheduled.\n");
2999 qlcnic_fw_poll_work(struct work_struct
*work
)
3001 struct qlcnic_adapter
*adapter
= container_of(work
,
3002 struct qlcnic_adapter
, fw_work
.work
);
3004 if (test_bit(__QLCNIC_RESETTING
, &adapter
->state
))
3008 if (qlcnic_check_health(adapter
))
3011 if (adapter
->fhash
.fnum
)
3012 qlcnic_prune_lb_filters(adapter
);
3015 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
, FW_POLL_DELAY
);
3018 static int qlcnic_is_first_func(struct pci_dev
*pdev
)
3020 struct pci_dev
*oth_pdev
;
3021 int val
= pdev
->devfn
;
3024 oth_pdev
= pci_get_domain_bus_and_slot(pci_domain_nr
3025 (pdev
->bus
), pdev
->bus
->number
,
3026 PCI_DEVFN(PCI_SLOT(pdev
->devfn
), val
));
3030 if (oth_pdev
->current_state
!= PCI_D3cold
) {
3031 pci_dev_put(oth_pdev
);
3034 pci_dev_put(oth_pdev
);
3039 static int qlcnic_attach_func(struct pci_dev
*pdev
)
3041 int err
, first_func
;
3042 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3043 struct net_device
*netdev
= adapter
->netdev
;
3045 pdev
->error_state
= pci_channel_io_normal
;
3047 err
= pci_enable_device(pdev
);
3051 pci_set_power_state(pdev
, PCI_D0
);
3052 pci_set_master(pdev
);
3053 pci_restore_state(pdev
);
3055 first_func
= qlcnic_is_first_func(pdev
);
3057 if (qlcnic_api_lock(adapter
))
3060 if (adapter
->op_mode
!= QLCNIC_NON_PRIV_FUNC
&& first_func
) {
3061 adapter
->need_fw_reset
= 1;
3062 set_bit(__QLCNIC_START_FW
, &adapter
->state
);
3063 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_INITIALIZING
);
3064 QLCDB(adapter
, DRV
, "Restarting fw\n");
3066 qlcnic_api_unlock(adapter
);
3068 err
= adapter
->nic_ops
->start_firmware(adapter
);
3072 qlcnic_clr_drv_state(adapter
);
3073 qlcnic_setup_intr(adapter
);
3075 if (netif_running(netdev
)) {
3076 err
= qlcnic_attach(adapter
);
3078 qlcnic_clr_all_drv_state(adapter
, 1);
3079 clear_bit(__QLCNIC_AER
, &adapter
->state
);
3080 netif_device_attach(netdev
);
3084 err
= qlcnic_up(adapter
, netdev
);
3088 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
3091 netif_device_attach(netdev
);
3095 static pci_ers_result_t
qlcnic_io_error_detected(struct pci_dev
*pdev
,
3096 pci_channel_state_t state
)
3098 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3099 struct net_device
*netdev
= adapter
->netdev
;
3101 if (state
== pci_channel_io_perm_failure
)
3102 return PCI_ERS_RESULT_DISCONNECT
;
3104 if (state
== pci_channel_io_normal
)
3105 return PCI_ERS_RESULT_RECOVERED
;
3107 set_bit(__QLCNIC_AER
, &adapter
->state
);
3108 netif_device_detach(netdev
);
3110 cancel_delayed_work_sync(&adapter
->fw_work
);
3112 if (netif_running(netdev
))
3113 qlcnic_down(adapter
, netdev
);
3115 qlcnic_detach(adapter
);
3116 qlcnic_teardown_intr(adapter
);
3118 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
3120 pci_save_state(pdev
);
3121 pci_disable_device(pdev
);
3123 return PCI_ERS_RESULT_NEED_RESET
;
3126 static pci_ers_result_t
qlcnic_io_slot_reset(struct pci_dev
*pdev
)
3128 return qlcnic_attach_func(pdev
) ? PCI_ERS_RESULT_DISCONNECT
:
3129 PCI_ERS_RESULT_RECOVERED
;
3132 static void qlcnic_io_resume(struct pci_dev
*pdev
)
3134 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3136 pci_cleanup_aer_uncorrect_error_status(pdev
);
3138 if (QLCRD32(adapter
, QLCNIC_CRB_DEV_STATE
) == QLCNIC_DEV_READY
&&
3139 test_and_clear_bit(__QLCNIC_AER
, &adapter
->state
))
3140 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
,
3145 qlcnicvf_start_firmware(struct qlcnic_adapter
*adapter
)
3149 err
= qlcnic_can_start_firmware(adapter
);
3153 err
= qlcnic_check_npar_opertional(adapter
);
3157 err
= qlcnic_initialize_nic(adapter
);
3161 qlcnic_check_options(adapter
);
3163 err
= qlcnic_set_eswitch_port_config(adapter
);
3167 adapter
->need_fw_reset
= 0;
3173 qlcnicvf_config_bridged_mode(struct qlcnic_adapter
*adapter
, u32 enable
)
3179 qlcnicvf_config_led(struct qlcnic_adapter
*adapter
, u32 state
, u32 rate
)
3185 qlcnic_store_bridged_mode(struct device
*dev
,
3186 struct device_attribute
*attr
, const char *buf
, size_t len
)
3188 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3192 if (!(adapter
->capabilities
& QLCNIC_FW_CAPABILITY_BDG
))
3195 if (!test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
3198 if (strict_strtoul(buf
, 2, &new))
3201 if (!adapter
->nic_ops
->config_bridged_mode(adapter
, !!new))
3209 qlcnic_show_bridged_mode(struct device
*dev
,
3210 struct device_attribute
*attr
, char *buf
)
3212 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3213 int bridged_mode
= 0;
3215 if (adapter
->capabilities
& QLCNIC_FW_CAPABILITY_BDG
)
3216 bridged_mode
= !!(adapter
->flags
& QLCNIC_BRIDGE_ENABLED
);
3218 return sprintf(buf
, "%d\n", bridged_mode
);
3221 static struct device_attribute dev_attr_bridged_mode
= {
3222 .attr
= {.name
= "bridged_mode", .mode
= (S_IRUGO
| S_IWUSR
)},
3223 .show
= qlcnic_show_bridged_mode
,
3224 .store
= qlcnic_store_bridged_mode
,
3228 qlcnic_store_diag_mode(struct device
*dev
,
3229 struct device_attribute
*attr
, const char *buf
, size_t len
)
3231 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3234 if (strict_strtoul(buf
, 2, &new))
3237 if (!!new != !!(adapter
->flags
& QLCNIC_DIAG_ENABLED
))
3238 adapter
->flags
^= QLCNIC_DIAG_ENABLED
;
3244 qlcnic_show_diag_mode(struct device
*dev
,
3245 struct device_attribute
*attr
, char *buf
)
3247 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3249 return sprintf(buf
, "%d\n",
3250 !!(adapter
->flags
& QLCNIC_DIAG_ENABLED
));
3253 static struct device_attribute dev_attr_diag_mode
= {
3254 .attr
= {.name
= "diag_mode", .mode
= (S_IRUGO
| S_IWUSR
)},
3255 .show
= qlcnic_show_diag_mode
,
3256 .store
= qlcnic_store_diag_mode
,
3260 qlcnic_sysfs_validate_crb(struct qlcnic_adapter
*adapter
,
3261 loff_t offset
, size_t size
)
3263 size_t crb_size
= 4;
3265 if (!(adapter
->flags
& QLCNIC_DIAG_ENABLED
))
3268 if (offset
< QLCNIC_PCI_CRBSPACE
) {
3269 if (ADDR_IN_RANGE(offset
, QLCNIC_PCI_CAMQM
,
3270 QLCNIC_PCI_CAMQM_END
))
3276 if ((size
!= crb_size
) || (offset
& (crb_size
-1)))
3283 qlcnic_sysfs_read_crb(struct file
*filp
, struct kobject
*kobj
,
3284 struct bin_attribute
*attr
,
3285 char *buf
, loff_t offset
, size_t size
)
3287 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3288 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3293 ret
= qlcnic_sysfs_validate_crb(adapter
, offset
, size
);
3297 if (ADDR_IN_RANGE(offset
, QLCNIC_PCI_CAMQM
, QLCNIC_PCI_CAMQM_END
)) {
3298 qlcnic_pci_camqm_read_2M(adapter
, offset
, &qmdata
);
3299 memcpy(buf
, &qmdata
, size
);
3301 data
= QLCRD32(adapter
, offset
);
3302 memcpy(buf
, &data
, size
);
3308 qlcnic_sysfs_write_crb(struct file
*filp
, struct kobject
*kobj
,
3309 struct bin_attribute
*attr
,
3310 char *buf
, loff_t offset
, size_t size
)
3312 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3313 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3318 ret
= qlcnic_sysfs_validate_crb(adapter
, offset
, size
);
3322 if (ADDR_IN_RANGE(offset
, QLCNIC_PCI_CAMQM
, QLCNIC_PCI_CAMQM_END
)) {
3323 memcpy(&qmdata
, buf
, size
);
3324 qlcnic_pci_camqm_write_2M(adapter
, offset
, qmdata
);
3326 memcpy(&data
, buf
, size
);
3327 QLCWR32(adapter
, offset
, data
);
3333 qlcnic_sysfs_validate_mem(struct qlcnic_adapter
*adapter
,
3334 loff_t offset
, size_t size
)
3336 if (!(adapter
->flags
& QLCNIC_DIAG_ENABLED
))
3339 if ((size
!= 8) || (offset
& 0x7))
3346 qlcnic_sysfs_read_mem(struct file
*filp
, struct kobject
*kobj
,
3347 struct bin_attribute
*attr
,
3348 char *buf
, loff_t offset
, size_t size
)
3350 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3351 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3355 ret
= qlcnic_sysfs_validate_mem(adapter
, offset
, size
);
3359 if (qlcnic_pci_mem_read_2M(adapter
, offset
, &data
))
3362 memcpy(buf
, &data
, size
);
3368 qlcnic_sysfs_write_mem(struct file
*filp
, struct kobject
*kobj
,
3369 struct bin_attribute
*attr
,
3370 char *buf
, loff_t offset
, size_t size
)
3372 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3373 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3377 ret
= qlcnic_sysfs_validate_mem(adapter
, offset
, size
);
3381 memcpy(&data
, buf
, size
);
3383 if (qlcnic_pci_mem_write_2M(adapter
, offset
, data
))
3390 static struct bin_attribute bin_attr_crb
= {
3391 .attr
= {.name
= "crb", .mode
= (S_IRUGO
| S_IWUSR
)},
3393 .read
= qlcnic_sysfs_read_crb
,
3394 .write
= qlcnic_sysfs_write_crb
,
3397 static struct bin_attribute bin_attr_mem
= {
3398 .attr
= {.name
= "mem", .mode
= (S_IRUGO
| S_IWUSR
)},
3400 .read
= qlcnic_sysfs_read_mem
,
3401 .write
= qlcnic_sysfs_write_mem
,
3405 validate_pm_config(struct qlcnic_adapter
*adapter
,
3406 struct qlcnic_pm_func_cfg
*pm_cfg
, int count
)
3409 u8 src_pci_func
, s_esw_id
, d_esw_id
;
3413 for (i
= 0; i
< count
; i
++) {
3414 src_pci_func
= pm_cfg
[i
].pci_func
;
3415 dest_pci_func
= pm_cfg
[i
].dest_npar
;
3416 if (src_pci_func
>= QLCNIC_MAX_PCI_FUNC
3417 || dest_pci_func
>= QLCNIC_MAX_PCI_FUNC
)
3418 return QL_STATUS_INVALID_PARAM
;
3420 if (adapter
->npars
[src_pci_func
].type
!= QLCNIC_TYPE_NIC
)
3421 return QL_STATUS_INVALID_PARAM
;
3423 if (adapter
->npars
[dest_pci_func
].type
!= QLCNIC_TYPE_NIC
)
3424 return QL_STATUS_INVALID_PARAM
;
3426 s_esw_id
= adapter
->npars
[src_pci_func
].phy_port
;
3427 d_esw_id
= adapter
->npars
[dest_pci_func
].phy_port
;
3429 if (s_esw_id
!= d_esw_id
)
3430 return QL_STATUS_INVALID_PARAM
;
3438 qlcnic_sysfs_write_pm_config(struct file
*filp
, struct kobject
*kobj
,
3439 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3441 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3442 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3443 struct qlcnic_pm_func_cfg
*pm_cfg
;
3444 u32 id
, action
, pci_func
;
3445 int count
, rem
, i
, ret
;
3447 count
= size
/ sizeof(struct qlcnic_pm_func_cfg
);
3448 rem
= size
% sizeof(struct qlcnic_pm_func_cfg
);
3450 return QL_STATUS_INVALID_PARAM
;
3452 pm_cfg
= (struct qlcnic_pm_func_cfg
*) buf
;
3454 ret
= validate_pm_config(adapter
, pm_cfg
, count
);
3457 for (i
= 0; i
< count
; i
++) {
3458 pci_func
= pm_cfg
[i
].pci_func
;
3459 action
= !!pm_cfg
[i
].action
;
3460 id
= adapter
->npars
[pci_func
].phy_port
;
3461 ret
= qlcnic_config_port_mirroring(adapter
, id
,
3467 for (i
= 0; i
< count
; i
++) {
3468 pci_func
= pm_cfg
[i
].pci_func
;
3469 id
= adapter
->npars
[pci_func
].phy_port
;
3470 adapter
->npars
[pci_func
].enable_pm
= !!pm_cfg
[i
].action
;
3471 adapter
->npars
[pci_func
].dest_npar
= id
;
3477 qlcnic_sysfs_read_pm_config(struct file
*filp
, struct kobject
*kobj
,
3478 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3480 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3481 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3482 struct qlcnic_pm_func_cfg pm_cfg
[QLCNIC_MAX_PCI_FUNC
];
3485 if (size
!= sizeof(pm_cfg
))
3486 return QL_STATUS_INVALID_PARAM
;
3488 for (i
= 0; i
< QLCNIC_MAX_PCI_FUNC
; i
++) {
3489 if (adapter
->npars
[i
].type
!= QLCNIC_TYPE_NIC
)
3491 pm_cfg
[i
].action
= adapter
->npars
[i
].enable_pm
;
3492 pm_cfg
[i
].dest_npar
= 0;
3493 pm_cfg
[i
].pci_func
= i
;
3495 memcpy(buf
, &pm_cfg
, size
);
3501 validate_esw_config(struct qlcnic_adapter
*adapter
,
3502 struct qlcnic_esw_func_cfg
*esw_cfg
, int count
)
3508 op_mode
= readl(adapter
->ahw
.pci_base0
+ QLCNIC_DRV_OP_MODE
);
3510 for (i
= 0; i
< count
; i
++) {
3511 pci_func
= esw_cfg
[i
].pci_func
;
3512 if (pci_func
>= QLCNIC_MAX_PCI_FUNC
)
3513 return QL_STATUS_INVALID_PARAM
;
3515 if (adapter
->op_mode
== QLCNIC_MGMT_FUNC
)
3516 if (adapter
->npars
[pci_func
].type
!= QLCNIC_TYPE_NIC
)
3517 return QL_STATUS_INVALID_PARAM
;
3519 switch (esw_cfg
[i
].op_mode
) {
3520 case QLCNIC_PORT_DEFAULTS
:
3521 if (QLC_DEV_GET_DRV(op_mode
, pci_func
) !=
3522 QLCNIC_NON_PRIV_FUNC
) {
3523 esw_cfg
[i
].mac_anti_spoof
= 0;
3524 esw_cfg
[i
].mac_override
= 1;
3527 case QLCNIC_ADD_VLAN
:
3528 if (!IS_VALID_VLAN(esw_cfg
[i
].vlan_id
))
3529 return QL_STATUS_INVALID_PARAM
;
3530 if (!esw_cfg
[i
].op_type
)
3531 return QL_STATUS_INVALID_PARAM
;
3533 case QLCNIC_DEL_VLAN
:
3534 if (!esw_cfg
[i
].op_type
)
3535 return QL_STATUS_INVALID_PARAM
;
3538 return QL_STATUS_INVALID_PARAM
;
3545 qlcnic_sysfs_write_esw_config(struct file
*file
, struct kobject
*kobj
,
3546 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3548 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3549 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3550 struct qlcnic_esw_func_cfg
*esw_cfg
;
3551 struct qlcnic_npar_info
*npar
;
3552 int count
, rem
, i
, ret
;
3553 u8 pci_func
, op_mode
= 0;
3555 count
= size
/ sizeof(struct qlcnic_esw_func_cfg
);
3556 rem
= size
% sizeof(struct qlcnic_esw_func_cfg
);
3558 return QL_STATUS_INVALID_PARAM
;
3560 esw_cfg
= (struct qlcnic_esw_func_cfg
*) buf
;
3561 ret
= validate_esw_config(adapter
, esw_cfg
, count
);
3565 for (i
= 0; i
< count
; i
++) {
3566 if (adapter
->op_mode
== QLCNIC_MGMT_FUNC
)
3567 if (qlcnic_config_switch_port(adapter
, &esw_cfg
[i
]))
3568 return QL_STATUS_INVALID_PARAM
;
3570 if (adapter
->ahw
.pci_func
!= esw_cfg
[i
].pci_func
)
3573 op_mode
= esw_cfg
[i
].op_mode
;
3574 qlcnic_get_eswitch_port_config(adapter
, &esw_cfg
[i
]);
3575 esw_cfg
[i
].op_mode
= op_mode
;
3576 esw_cfg
[i
].pci_func
= adapter
->ahw
.pci_func
;
3578 switch (esw_cfg
[i
].op_mode
) {
3579 case QLCNIC_PORT_DEFAULTS
:
3580 qlcnic_set_eswitch_port_features(adapter
, &esw_cfg
[i
]);
3582 case QLCNIC_ADD_VLAN
:
3583 qlcnic_set_vlan_config(adapter
, &esw_cfg
[i
]);
3585 case QLCNIC_DEL_VLAN
:
3586 esw_cfg
[i
].vlan_id
= 0;
3587 qlcnic_set_vlan_config(adapter
, &esw_cfg
[i
]);
3592 if (adapter
->op_mode
!= QLCNIC_MGMT_FUNC
)
3595 for (i
= 0; i
< count
; i
++) {
3596 pci_func
= esw_cfg
[i
].pci_func
;
3597 npar
= &adapter
->npars
[pci_func
];
3598 switch (esw_cfg
[i
].op_mode
) {
3599 case QLCNIC_PORT_DEFAULTS
:
3600 npar
->promisc_mode
= esw_cfg
[i
].promisc_mode
;
3601 npar
->mac_override
= esw_cfg
[i
].mac_override
;
3602 npar
->offload_flags
= esw_cfg
[i
].offload_flags
;
3603 npar
->mac_anti_spoof
= esw_cfg
[i
].mac_anti_spoof
;
3604 npar
->discard_tagged
= esw_cfg
[i
].discard_tagged
;
3606 case QLCNIC_ADD_VLAN
:
3607 npar
->pvid
= esw_cfg
[i
].vlan_id
;
3609 case QLCNIC_DEL_VLAN
:
3619 qlcnic_sysfs_read_esw_config(struct file
*file
, struct kobject
*kobj
,
3620 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3622 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3623 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3624 struct qlcnic_esw_func_cfg esw_cfg
[QLCNIC_MAX_PCI_FUNC
];
3627 if (size
!= sizeof(esw_cfg
))
3628 return QL_STATUS_INVALID_PARAM
;
3630 for (i
= 0; i
< QLCNIC_MAX_PCI_FUNC
; i
++) {
3631 if (adapter
->npars
[i
].type
!= QLCNIC_TYPE_NIC
)
3633 esw_cfg
[i
].pci_func
= i
;
3634 if (qlcnic_get_eswitch_port_config(adapter
, &esw_cfg
[i
]))
3635 return QL_STATUS_INVALID_PARAM
;
3637 memcpy(buf
, &esw_cfg
, size
);
3643 validate_npar_config(struct qlcnic_adapter
*adapter
,
3644 struct qlcnic_npar_func_cfg
*np_cfg
, int count
)
3648 for (i
= 0; i
< count
; i
++) {
3649 pci_func
= np_cfg
[i
].pci_func
;
3650 if (pci_func
>= QLCNIC_MAX_PCI_FUNC
)
3651 return QL_STATUS_INVALID_PARAM
;
3653 if (adapter
->npars
[pci_func
].type
!= QLCNIC_TYPE_NIC
)
3654 return QL_STATUS_INVALID_PARAM
;
3656 if (!IS_VALID_BW(np_cfg
[i
].min_bw
)
3657 || !IS_VALID_BW(np_cfg
[i
].max_bw
)
3658 || !IS_VALID_RX_QUEUES(np_cfg
[i
].max_rx_queues
)
3659 || !IS_VALID_TX_QUEUES(np_cfg
[i
].max_tx_queues
))
3660 return QL_STATUS_INVALID_PARAM
;
3666 qlcnic_sysfs_write_npar_config(struct file
*file
, struct kobject
*kobj
,
3667 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3669 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3670 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3671 struct qlcnic_info nic_info
;
3672 struct qlcnic_npar_func_cfg
*np_cfg
;
3673 int i
, count
, rem
, ret
;
3676 count
= size
/ sizeof(struct qlcnic_npar_func_cfg
);
3677 rem
= size
% sizeof(struct qlcnic_npar_func_cfg
);
3679 return QL_STATUS_INVALID_PARAM
;
3681 np_cfg
= (struct qlcnic_npar_func_cfg
*) buf
;
3682 ret
= validate_npar_config(adapter
, np_cfg
, count
);
3686 for (i
= 0; i
< count
; i
++) {
3687 pci_func
= np_cfg
[i
].pci_func
;
3688 ret
= qlcnic_get_nic_info(adapter
, &nic_info
, pci_func
);
3691 nic_info
.pci_func
= pci_func
;
3692 nic_info
.min_tx_bw
= np_cfg
[i
].min_bw
;
3693 nic_info
.max_tx_bw
= np_cfg
[i
].max_bw
;
3694 ret
= qlcnic_set_nic_info(adapter
, &nic_info
);
3697 adapter
->npars
[i
].min_bw
= nic_info
.min_tx_bw
;
3698 adapter
->npars
[i
].max_bw
= nic_info
.max_tx_bw
;
3705 qlcnic_sysfs_read_npar_config(struct file
*file
, struct kobject
*kobj
,
3706 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3708 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3709 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3710 struct qlcnic_info nic_info
;
3711 struct qlcnic_npar_func_cfg np_cfg
[QLCNIC_MAX_PCI_FUNC
];
3714 if (size
!= sizeof(np_cfg
))
3715 return QL_STATUS_INVALID_PARAM
;
3717 for (i
= 0; i
< QLCNIC_MAX_PCI_FUNC
; i
++) {
3718 if (adapter
->npars
[i
].type
!= QLCNIC_TYPE_NIC
)
3720 ret
= qlcnic_get_nic_info(adapter
, &nic_info
, i
);
3724 np_cfg
[i
].pci_func
= i
;
3725 np_cfg
[i
].op_mode
= (u8
)nic_info
.op_mode
;
3726 np_cfg
[i
].port_num
= nic_info
.phys_port
;
3727 np_cfg
[i
].fw_capab
= nic_info
.capabilities
;
3728 np_cfg
[i
].min_bw
= nic_info
.min_tx_bw
;
3729 np_cfg
[i
].max_bw
= nic_info
.max_tx_bw
;
3730 np_cfg
[i
].max_tx_queues
= nic_info
.max_tx_ques
;
3731 np_cfg
[i
].max_rx_queues
= nic_info
.max_rx_ques
;
3733 memcpy(buf
, &np_cfg
, size
);
3738 qlcnic_sysfs_get_port_stats(struct file
*file
, struct kobject
*kobj
,
3739 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3741 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3742 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3743 struct qlcnic_esw_statistics port_stats
;
3746 if (size
!= sizeof(struct qlcnic_esw_statistics
))
3747 return QL_STATUS_INVALID_PARAM
;
3749 if (offset
>= QLCNIC_MAX_PCI_FUNC
)
3750 return QL_STATUS_INVALID_PARAM
;
3752 memset(&port_stats
, 0, size
);
3753 ret
= qlcnic_get_port_stats(adapter
, offset
, QLCNIC_QUERY_RX_COUNTER
,
3758 ret
= qlcnic_get_port_stats(adapter
, offset
, QLCNIC_QUERY_TX_COUNTER
,
3763 memcpy(buf
, &port_stats
, size
);
3768 qlcnic_sysfs_get_esw_stats(struct file
*file
, struct kobject
*kobj
,
3769 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3771 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3772 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3773 struct qlcnic_esw_statistics esw_stats
;
3776 if (size
!= sizeof(struct qlcnic_esw_statistics
))
3777 return QL_STATUS_INVALID_PARAM
;
3779 if (offset
>= QLCNIC_NIU_MAX_XG_PORTS
)
3780 return QL_STATUS_INVALID_PARAM
;
3782 memset(&esw_stats
, 0, size
);
3783 ret
= qlcnic_get_eswitch_stats(adapter
, offset
, QLCNIC_QUERY_RX_COUNTER
,
3788 ret
= qlcnic_get_eswitch_stats(adapter
, offset
, QLCNIC_QUERY_TX_COUNTER
,
3793 memcpy(buf
, &esw_stats
, size
);
3798 qlcnic_sysfs_clear_esw_stats(struct file
*file
, struct kobject
*kobj
,
3799 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3801 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3802 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3805 if (offset
>= QLCNIC_NIU_MAX_XG_PORTS
)
3806 return QL_STATUS_INVALID_PARAM
;
3808 ret
= qlcnic_clear_esw_stats(adapter
, QLCNIC_STATS_ESWITCH
, offset
,
3809 QLCNIC_QUERY_RX_COUNTER
);
3813 ret
= qlcnic_clear_esw_stats(adapter
, QLCNIC_STATS_ESWITCH
, offset
,
3814 QLCNIC_QUERY_TX_COUNTER
);
3822 qlcnic_sysfs_clear_port_stats(struct file
*file
, struct kobject
*kobj
,
3823 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3826 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3827 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3830 if (offset
>= QLCNIC_MAX_PCI_FUNC
)
3831 return QL_STATUS_INVALID_PARAM
;
3833 ret
= qlcnic_clear_esw_stats(adapter
, QLCNIC_STATS_PORT
, offset
,
3834 QLCNIC_QUERY_RX_COUNTER
);
3838 ret
= qlcnic_clear_esw_stats(adapter
, QLCNIC_STATS_PORT
, offset
,
3839 QLCNIC_QUERY_TX_COUNTER
);
3847 qlcnic_sysfs_read_pci_config(struct file
*file
, struct kobject
*kobj
,
3848 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3850 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3851 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3852 struct qlcnic_pci_func_cfg pci_cfg
[QLCNIC_MAX_PCI_FUNC
];
3853 struct qlcnic_pci_info
*pci_info
;
3856 if (size
!= sizeof(pci_cfg
))
3857 return QL_STATUS_INVALID_PARAM
;
3859 pci_info
= kcalloc(QLCNIC_MAX_PCI_FUNC
, sizeof(*pci_info
), GFP_KERNEL
);
3863 ret
= qlcnic_get_pci_info(adapter
, pci_info
);
3869 for (i
= 0; i
< QLCNIC_MAX_PCI_FUNC
; i
++) {
3870 pci_cfg
[i
].pci_func
= pci_info
[i
].id
;
3871 pci_cfg
[i
].func_type
= pci_info
[i
].type
;
3872 pci_cfg
[i
].port_num
= pci_info
[i
].default_port
;
3873 pci_cfg
[i
].min_bw
= pci_info
[i
].tx_min_bw
;
3874 pci_cfg
[i
].max_bw
= pci_info
[i
].tx_max_bw
;
3875 memcpy(&pci_cfg
[i
].def_mac_addr
, &pci_info
[i
].mac
, ETH_ALEN
);
3877 memcpy(buf
, &pci_cfg
, size
);
3881 static struct bin_attribute bin_attr_npar_config
= {
3882 .attr
= {.name
= "npar_config", .mode
= (S_IRUGO
| S_IWUSR
)},
3884 .read
= qlcnic_sysfs_read_npar_config
,
3885 .write
= qlcnic_sysfs_write_npar_config
,
3888 static struct bin_attribute bin_attr_pci_config
= {
3889 .attr
= {.name
= "pci_config", .mode
= (S_IRUGO
| S_IWUSR
)},
3891 .read
= qlcnic_sysfs_read_pci_config
,
3895 static struct bin_attribute bin_attr_port_stats
= {
3896 .attr
= {.name
= "port_stats", .mode
= (S_IRUGO
| S_IWUSR
)},
3898 .read
= qlcnic_sysfs_get_port_stats
,
3899 .write
= qlcnic_sysfs_clear_port_stats
,
3902 static struct bin_attribute bin_attr_esw_stats
= {
3903 .attr
= {.name
= "esw_stats", .mode
= (S_IRUGO
| S_IWUSR
)},
3905 .read
= qlcnic_sysfs_get_esw_stats
,
3906 .write
= qlcnic_sysfs_clear_esw_stats
,
3909 static struct bin_attribute bin_attr_esw_config
= {
3910 .attr
= {.name
= "esw_config", .mode
= (S_IRUGO
| S_IWUSR
)},
3912 .read
= qlcnic_sysfs_read_esw_config
,
3913 .write
= qlcnic_sysfs_write_esw_config
,
3916 static struct bin_attribute bin_attr_pm_config
= {
3917 .attr
= {.name
= "pm_config", .mode
= (S_IRUGO
| S_IWUSR
)},
3919 .read
= qlcnic_sysfs_read_pm_config
,
3920 .write
= qlcnic_sysfs_write_pm_config
,
3924 qlcnic_create_sysfs_entries(struct qlcnic_adapter
*adapter
)
3926 struct device
*dev
= &adapter
->pdev
->dev
;
3928 if (adapter
->capabilities
& QLCNIC_FW_CAPABILITY_BDG
)
3929 if (device_create_file(dev
, &dev_attr_bridged_mode
))
3931 "failed to create bridged_mode sysfs entry\n");
3935 qlcnic_remove_sysfs_entries(struct qlcnic_adapter
*adapter
)
3937 struct device
*dev
= &adapter
->pdev
->dev
;
3939 if (adapter
->capabilities
& QLCNIC_FW_CAPABILITY_BDG
)
3940 device_remove_file(dev
, &dev_attr_bridged_mode
);
3944 qlcnic_create_diag_entries(struct qlcnic_adapter
*adapter
)
3946 struct device
*dev
= &adapter
->pdev
->dev
;
3948 if (device_create_bin_file(dev
, &bin_attr_port_stats
))
3949 dev_info(dev
, "failed to create port stats sysfs entry");
3951 if (adapter
->op_mode
== QLCNIC_NON_PRIV_FUNC
)
3953 if (device_create_file(dev
, &dev_attr_diag_mode
))
3954 dev_info(dev
, "failed to create diag_mode sysfs entry\n");
3955 if (device_create_bin_file(dev
, &bin_attr_crb
))
3956 dev_info(dev
, "failed to create crb sysfs entry\n");
3957 if (device_create_bin_file(dev
, &bin_attr_mem
))
3958 dev_info(dev
, "failed to create mem sysfs entry\n");
3959 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
))
3961 if (device_create_bin_file(dev
, &bin_attr_esw_config
))
3962 dev_info(dev
, "failed to create esw config sysfs entry");
3963 if (adapter
->op_mode
!= QLCNIC_MGMT_FUNC
)
3965 if (device_create_bin_file(dev
, &bin_attr_pci_config
))
3966 dev_info(dev
, "failed to create pci config sysfs entry");
3967 if (device_create_bin_file(dev
, &bin_attr_npar_config
))
3968 dev_info(dev
, "failed to create npar config sysfs entry");
3969 if (device_create_bin_file(dev
, &bin_attr_pm_config
))
3970 dev_info(dev
, "failed to create pm config sysfs entry");
3971 if (device_create_bin_file(dev
, &bin_attr_esw_stats
))
3972 dev_info(dev
, "failed to create eswitch stats sysfs entry");
3976 qlcnic_remove_diag_entries(struct qlcnic_adapter
*adapter
)
3978 struct device
*dev
= &adapter
->pdev
->dev
;
3980 device_remove_bin_file(dev
, &bin_attr_port_stats
);
3982 if (adapter
->op_mode
== QLCNIC_NON_PRIV_FUNC
)
3984 device_remove_file(dev
, &dev_attr_diag_mode
);
3985 device_remove_bin_file(dev
, &bin_attr_crb
);
3986 device_remove_bin_file(dev
, &bin_attr_mem
);
3987 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
))
3989 device_remove_bin_file(dev
, &bin_attr_esw_config
);
3990 if (adapter
->op_mode
!= QLCNIC_MGMT_FUNC
)
3992 device_remove_bin_file(dev
, &bin_attr_pci_config
);
3993 device_remove_bin_file(dev
, &bin_attr_npar_config
);
3994 device_remove_bin_file(dev
, &bin_attr_pm_config
);
3995 device_remove_bin_file(dev
, &bin_attr_esw_stats
);
4000 #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
4003 qlcnic_config_indev_addr(struct qlcnic_adapter
*adapter
,
4004 struct net_device
*dev
, unsigned long event
)
4006 struct in_device
*indev
;
4008 indev
= in_dev_get(dev
);
4015 qlcnic_config_ipaddr(adapter
,
4016 ifa
->ifa_address
, QLCNIC_IP_UP
);
4019 qlcnic_config_ipaddr(adapter
,
4020 ifa
->ifa_address
, QLCNIC_IP_DOWN
);
4025 } endfor_ifa(indev
);
4031 qlcnic_restore_indev_addr(struct net_device
*netdev
, unsigned long event
)
4033 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
4034 struct net_device
*dev
;
4037 qlcnic_config_indev_addr(adapter
, netdev
, event
);
4039 if (!adapter
->vlgrp
)
4042 for (vid
= 0; vid
< VLAN_GROUP_ARRAY_LEN
; vid
++) {
4043 dev
= vlan_group_get_device(adapter
->vlgrp
, vid
);
4047 qlcnic_config_indev_addr(adapter
, dev
, event
);
4051 static int qlcnic_netdev_event(struct notifier_block
*this,
4052 unsigned long event
, void *ptr
)
4054 struct qlcnic_adapter
*adapter
;
4055 struct net_device
*dev
= (struct net_device
*)ptr
;
4061 if (dev
->priv_flags
& IFF_802_1Q_VLAN
) {
4062 dev
= vlan_dev_real_dev(dev
);
4066 if (!is_qlcnic_netdev(dev
))
4069 adapter
= netdev_priv(dev
);
4074 if (!test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
4077 qlcnic_config_indev_addr(adapter
, dev
, event
);
4083 qlcnic_inetaddr_event(struct notifier_block
*this,
4084 unsigned long event
, void *ptr
)
4086 struct qlcnic_adapter
*adapter
;
4087 struct net_device
*dev
;
4089 struct in_ifaddr
*ifa
= (struct in_ifaddr
*)ptr
;
4091 dev
= ifa
->ifa_dev
? ifa
->ifa_dev
->dev
: NULL
;
4097 if (dev
->priv_flags
& IFF_802_1Q_VLAN
) {
4098 dev
= vlan_dev_real_dev(dev
);
4102 if (!is_qlcnic_netdev(dev
))
4105 adapter
= netdev_priv(dev
);
4110 if (!test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
4115 qlcnic_config_ipaddr(adapter
, ifa
->ifa_address
, QLCNIC_IP_UP
);
4118 qlcnic_config_ipaddr(adapter
, ifa
->ifa_address
, QLCNIC_IP_DOWN
);
4128 static struct notifier_block qlcnic_netdev_cb
= {
4129 .notifier_call
= qlcnic_netdev_event
,
4132 static struct notifier_block qlcnic_inetaddr_cb
= {
4133 .notifier_call
= qlcnic_inetaddr_event
,
4137 qlcnic_restore_indev_addr(struct net_device
*dev
, unsigned long event
)
4140 static struct pci_error_handlers qlcnic_err_handler
= {
4141 .error_detected
= qlcnic_io_error_detected
,
4142 .slot_reset
= qlcnic_io_slot_reset
,
4143 .resume
= qlcnic_io_resume
,
4146 static struct pci_driver qlcnic_driver
= {
4147 .name
= qlcnic_driver_name
,
4148 .id_table
= qlcnic_pci_tbl
,
4149 .probe
= qlcnic_probe
,
4150 .remove
= __devexit_p(qlcnic_remove
),
4152 .suspend
= qlcnic_suspend
,
4153 .resume
= qlcnic_resume
,
4155 .shutdown
= qlcnic_shutdown
,
4156 .err_handler
= &qlcnic_err_handler
4160 static int __init
qlcnic_init_module(void)
4164 printk(KERN_INFO
"%s\n", qlcnic_driver_string
);
4167 register_netdevice_notifier(&qlcnic_netdev_cb
);
4168 register_inetaddr_notifier(&qlcnic_inetaddr_cb
);
4171 ret
= pci_register_driver(&qlcnic_driver
);
4174 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb
);
4175 unregister_netdevice_notifier(&qlcnic_netdev_cb
);
4182 module_init(qlcnic_init_module
);
4184 static void __exit
qlcnic_exit_module(void)
4187 pci_unregister_driver(&qlcnic_driver
);
4190 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb
);
4191 unregister_netdevice_notifier(&qlcnic_netdev_cb
);
4195 module_exit(qlcnic_exit_module
);