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/dma-mapping.h>
32 #include <linux/if_vlan.h>
34 #include <linux/ipv6.h>
35 #include <linux/inetdevice.h>
36 #include <linux/sysfs.h>
37 #include <linux/aer.h>
39 MODULE_DESCRIPTION("QLogic 1/10 GbE Converged/Intelligent Ethernet Driver");
40 MODULE_LICENSE("GPL");
41 MODULE_VERSION(QLCNIC_LINUX_VERSIONID
);
42 MODULE_FIRMWARE(QLCNIC_UNIFIED_ROMIMAGE_NAME
);
44 char qlcnic_driver_name
[] = "qlcnic";
45 static const char qlcnic_driver_string
[] = "QLogic 1/10 GbE "
46 "Converged/Intelligent Ethernet Driver v" QLCNIC_LINUX_VERSIONID
;
48 static int port_mode
= QLCNIC_PORT_MODE_AUTO_NEG
;
50 /* Default to restricted 1G auto-neg mode */
51 static int wol_port_mode
= 5;
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
);
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_config_indev_addr(struct net_device
*dev
, unsigned long);
107 static int qlcnic_start_firmware(struct qlcnic_adapter
*);
109 static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter
*);
110 static int qlcnicvf_config_led(struct qlcnic_adapter
*, u32
, u32
);
111 static int qlcnicvf_config_bridged_mode(struct qlcnic_adapter
*, u32
);
112 static int qlcnicvf_start_firmware(struct qlcnic_adapter
*);
113 /* PCI Device ID Table */
114 #define ENTRY(device) \
115 {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \
116 .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0}
118 #define PCI_DEVICE_ID_QLOGIC_QLE824X 0x8020
120 static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl
) = {
121 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X
),
125 MODULE_DEVICE_TABLE(pci
, qlcnic_pci_tbl
);
129 qlcnic_update_cmd_producer(struct qlcnic_adapter
*adapter
,
130 struct qlcnic_host_tx_ring
*tx_ring
)
132 writel(tx_ring
->producer
, tx_ring
->crb_cmd_producer
);
135 static const u32 msi_tgt_status
[8] = {
136 ISR_INT_TARGET_STATUS
, ISR_INT_TARGET_STATUS_F1
,
137 ISR_INT_TARGET_STATUS_F2
, ISR_INT_TARGET_STATUS_F3
,
138 ISR_INT_TARGET_STATUS_F4
, ISR_INT_TARGET_STATUS_F5
,
139 ISR_INT_TARGET_STATUS_F6
, ISR_INT_TARGET_STATUS_F7
143 struct qlcnic_legacy_intr_set legacy_intr
[] = QLCNIC_LEGACY_INTR_CONFIG
;
145 static inline void qlcnic_disable_int(struct qlcnic_host_sds_ring
*sds_ring
)
147 writel(0, sds_ring
->crb_intr_mask
);
150 static inline void qlcnic_enable_int(struct qlcnic_host_sds_ring
*sds_ring
)
152 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
154 writel(0x1, sds_ring
->crb_intr_mask
);
156 if (!QLCNIC_IS_MSI_FAMILY(adapter
))
157 writel(0xfbff, adapter
->tgt_mask_reg
);
161 qlcnic_alloc_sds_rings(struct qlcnic_recv_context
*recv_ctx
, int count
)
163 int size
= sizeof(struct qlcnic_host_sds_ring
) * count
;
165 recv_ctx
->sds_rings
= kzalloc(size
, GFP_KERNEL
);
167 return (recv_ctx
->sds_rings
== NULL
);
171 qlcnic_free_sds_rings(struct qlcnic_recv_context
*recv_ctx
)
173 if (recv_ctx
->sds_rings
!= NULL
)
174 kfree(recv_ctx
->sds_rings
);
176 recv_ctx
->sds_rings
= NULL
;
180 qlcnic_napi_add(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
183 struct qlcnic_host_sds_ring
*sds_ring
;
184 struct qlcnic_recv_context
*recv_ctx
= &adapter
->recv_ctx
;
186 if (qlcnic_alloc_sds_rings(recv_ctx
, adapter
->max_sds_rings
))
189 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
190 sds_ring
= &recv_ctx
->sds_rings
[ring
];
192 if (ring
== adapter
->max_sds_rings
- 1)
193 netif_napi_add(netdev
, &sds_ring
->napi
, qlcnic_poll
,
194 QLCNIC_NETDEV_WEIGHT
/adapter
->max_sds_rings
);
196 netif_napi_add(netdev
, &sds_ring
->napi
,
197 qlcnic_rx_poll
, QLCNIC_NETDEV_WEIGHT
*2);
204 qlcnic_napi_del(struct qlcnic_adapter
*adapter
)
207 struct qlcnic_host_sds_ring
*sds_ring
;
208 struct qlcnic_recv_context
*recv_ctx
= &adapter
->recv_ctx
;
210 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
211 sds_ring
= &recv_ctx
->sds_rings
[ring
];
212 netif_napi_del(&sds_ring
->napi
);
215 qlcnic_free_sds_rings(&adapter
->recv_ctx
);
219 qlcnic_napi_enable(struct qlcnic_adapter
*adapter
)
222 struct qlcnic_host_sds_ring
*sds_ring
;
223 struct qlcnic_recv_context
*recv_ctx
= &adapter
->recv_ctx
;
225 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
228 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
229 sds_ring
= &recv_ctx
->sds_rings
[ring
];
230 napi_enable(&sds_ring
->napi
);
231 qlcnic_enable_int(sds_ring
);
236 qlcnic_napi_disable(struct qlcnic_adapter
*adapter
)
239 struct qlcnic_host_sds_ring
*sds_ring
;
240 struct qlcnic_recv_context
*recv_ctx
= &adapter
->recv_ctx
;
242 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
245 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
246 sds_ring
= &recv_ctx
->sds_rings
[ring
];
247 qlcnic_disable_int(sds_ring
);
248 napi_synchronize(&sds_ring
->napi
);
249 napi_disable(&sds_ring
->napi
);
253 static void qlcnic_clear_stats(struct qlcnic_adapter
*adapter
)
255 memset(&adapter
->stats
, 0, sizeof(adapter
->stats
));
258 static void qlcnic_set_port_mode(struct qlcnic_adapter
*adapter
)
262 val
= adapter
->ahw
.board_type
;
263 if ((val
== QLCNIC_BRDTYPE_P3_HMEZ
) ||
264 (val
== QLCNIC_BRDTYPE_P3_XG_LOM
)) {
265 if (port_mode
== QLCNIC_PORT_MODE_802_3_AP
) {
266 data
= QLCNIC_PORT_MODE_802_3_AP
;
267 QLCWR32(adapter
, QLCNIC_PORT_MODE_ADDR
, data
);
268 } else if (port_mode
== QLCNIC_PORT_MODE_XG
) {
269 data
= QLCNIC_PORT_MODE_XG
;
270 QLCWR32(adapter
, QLCNIC_PORT_MODE_ADDR
, data
);
271 } else if (port_mode
== QLCNIC_PORT_MODE_AUTO_NEG_1G
) {
272 data
= QLCNIC_PORT_MODE_AUTO_NEG_1G
;
273 QLCWR32(adapter
, QLCNIC_PORT_MODE_ADDR
, data
);
274 } else if (port_mode
== QLCNIC_PORT_MODE_AUTO_NEG_XG
) {
275 data
= QLCNIC_PORT_MODE_AUTO_NEG_XG
;
276 QLCWR32(adapter
, QLCNIC_PORT_MODE_ADDR
, data
);
278 data
= QLCNIC_PORT_MODE_AUTO_NEG
;
279 QLCWR32(adapter
, QLCNIC_PORT_MODE_ADDR
, data
);
282 if ((wol_port_mode
!= QLCNIC_PORT_MODE_802_3_AP
) &&
283 (wol_port_mode
!= QLCNIC_PORT_MODE_XG
) &&
284 (wol_port_mode
!= QLCNIC_PORT_MODE_AUTO_NEG_1G
) &&
285 (wol_port_mode
!= QLCNIC_PORT_MODE_AUTO_NEG_XG
)) {
286 wol_port_mode
= QLCNIC_PORT_MODE_AUTO_NEG
;
288 QLCWR32(adapter
, QLCNIC_WOL_PORT_MODE
, wol_port_mode
);
292 static void qlcnic_set_msix_bit(struct pci_dev
*pdev
, int enable
)
297 pos
= pci_find_capability(pdev
, PCI_CAP_ID_MSIX
);
299 pci_read_config_dword(pdev
, pos
, &control
);
301 control
|= PCI_MSIX_FLAGS_ENABLE
;
304 pci_write_config_dword(pdev
, pos
, control
);
308 static void qlcnic_init_msix_entries(struct qlcnic_adapter
*adapter
, int count
)
312 for (i
= 0; i
< count
; i
++)
313 adapter
->msix_entries
[i
].entry
= i
;
317 qlcnic_read_mac_addr(struct qlcnic_adapter
*adapter
)
319 u8 mac_addr
[ETH_ALEN
];
320 struct net_device
*netdev
= adapter
->netdev
;
321 struct pci_dev
*pdev
= adapter
->pdev
;
323 if (adapter
->nic_ops
->get_mac_addr(adapter
, mac_addr
) != 0)
326 memcpy(netdev
->dev_addr
, mac_addr
, ETH_ALEN
);
327 memcpy(netdev
->perm_addr
, netdev
->dev_addr
, netdev
->addr_len
);
328 memcpy(adapter
->mac_addr
, netdev
->dev_addr
, netdev
->addr_len
);
330 /* set station address */
332 if (!is_valid_ether_addr(netdev
->perm_addr
))
333 dev_warn(&pdev
->dev
, "Bad MAC address %pM.\n",
339 static int qlcnic_set_mac(struct net_device
*netdev
, void *p
)
341 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
342 struct sockaddr
*addr
= p
;
344 if (!is_valid_ether_addr(addr
->sa_data
))
347 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
)) {
348 netif_device_detach(netdev
);
349 qlcnic_napi_disable(adapter
);
352 memcpy(adapter
->mac_addr
, addr
->sa_data
, netdev
->addr_len
);
353 memcpy(netdev
->dev_addr
, addr
->sa_data
, netdev
->addr_len
);
354 qlcnic_set_multi(adapter
->netdev
);
356 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
)) {
357 netif_device_attach(netdev
);
358 qlcnic_napi_enable(adapter
);
363 static const struct net_device_ops qlcnic_netdev_ops
= {
364 .ndo_open
= qlcnic_open
,
365 .ndo_stop
= qlcnic_close
,
366 .ndo_start_xmit
= qlcnic_xmit_frame
,
367 .ndo_get_stats
= qlcnic_get_stats
,
368 .ndo_validate_addr
= eth_validate_addr
,
369 .ndo_set_multicast_list
= qlcnic_set_multi
,
370 .ndo_set_mac_address
= qlcnic_set_mac
,
371 .ndo_change_mtu
= qlcnic_change_mtu
,
372 .ndo_tx_timeout
= qlcnic_tx_timeout
,
373 #ifdef CONFIG_NET_POLL_CONTROLLER
374 .ndo_poll_controller
= qlcnic_poll_controller
,
378 static struct qlcnic_nic_template qlcnic_ops
= {
379 .get_mac_addr
= qlcnic_get_mac_address
,
380 .config_bridged_mode
= qlcnic_config_bridged_mode
,
381 .config_led
= qlcnic_config_led
,
382 .start_firmware
= qlcnic_start_firmware
385 static struct qlcnic_nic_template qlcnic_vf_ops
= {
386 .get_mac_addr
= qlcnic_get_mac_address
,
387 .config_bridged_mode
= qlcnicvf_config_bridged_mode
,
388 .config_led
= qlcnicvf_config_led
,
389 .start_firmware
= qlcnicvf_start_firmware
393 qlcnic_setup_intr(struct qlcnic_adapter
*adapter
)
395 const struct qlcnic_legacy_intr_set
*legacy_intrp
;
396 struct pci_dev
*pdev
= adapter
->pdev
;
399 if (adapter
->rss_supported
) {
400 num_msix
= (num_online_cpus() >= MSIX_ENTRIES_PER_ADAPTER
) ?
401 MSIX_ENTRIES_PER_ADAPTER
: 2;
405 adapter
->max_sds_rings
= 1;
407 adapter
->flags
&= ~(QLCNIC_MSI_ENABLED
| QLCNIC_MSIX_ENABLED
);
409 legacy_intrp
= &legacy_intr
[adapter
->ahw
.pci_func
];
411 adapter
->int_vec_bit
= legacy_intrp
->int_vec_bit
;
412 adapter
->tgt_status_reg
= qlcnic_get_ioaddr(adapter
,
413 legacy_intrp
->tgt_status_reg
);
414 adapter
->tgt_mask_reg
= qlcnic_get_ioaddr(adapter
,
415 legacy_intrp
->tgt_mask_reg
);
416 adapter
->isr_int_vec
= qlcnic_get_ioaddr(adapter
, ISR_INT_VECTOR
);
418 adapter
->crb_int_state_reg
= qlcnic_get_ioaddr(adapter
,
421 qlcnic_set_msix_bit(pdev
, 0);
423 if (adapter
->msix_supported
) {
425 qlcnic_init_msix_entries(adapter
, num_msix
);
426 err
= pci_enable_msix(pdev
, adapter
->msix_entries
, num_msix
);
428 adapter
->flags
|= QLCNIC_MSIX_ENABLED
;
429 qlcnic_set_msix_bit(pdev
, 1);
431 if (adapter
->rss_supported
)
432 adapter
->max_sds_rings
= num_msix
;
434 dev_info(&pdev
->dev
, "using msi-x interrupts\n");
439 pci_disable_msix(pdev
);
441 /* fall through for msi */
444 if (use_msi
&& !pci_enable_msi(pdev
)) {
445 adapter
->flags
|= QLCNIC_MSI_ENABLED
;
446 adapter
->tgt_status_reg
= qlcnic_get_ioaddr(adapter
,
447 msi_tgt_status
[adapter
->ahw
.pci_func
]);
448 dev_info(&pdev
->dev
, "using msi interrupts\n");
449 adapter
->msix_entries
[0].vector
= pdev
->irq
;
453 dev_info(&pdev
->dev
, "using legacy interrupts\n");
454 adapter
->msix_entries
[0].vector
= pdev
->irq
;
458 qlcnic_teardown_intr(struct qlcnic_adapter
*adapter
)
460 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
)
461 pci_disable_msix(adapter
->pdev
);
462 if (adapter
->flags
& QLCNIC_MSI_ENABLED
)
463 pci_disable_msi(adapter
->pdev
);
467 qlcnic_cleanup_pci_map(struct qlcnic_adapter
*adapter
)
469 if (adapter
->ahw
.pci_base0
!= NULL
)
470 iounmap(adapter
->ahw
.pci_base0
);
474 qlcnic_init_pci_info(struct qlcnic_adapter
*adapter
)
476 struct qlcnic_pci_info pci_info
[QLCNIC_MAX_PCI_FUNC
];
481 adapter
->npars
= kzalloc(sizeof(struct qlcnic_npar_info
) *
482 QLCNIC_MAX_PCI_FUNC
, GFP_KERNEL
);
486 if (!adapter
->eswitch
)
487 adapter
->eswitch
= kzalloc(sizeof(struct qlcnic_eswitch
) *
488 QLCNIC_NIU_MAX_XG_PORTS
, GFP_KERNEL
);
489 if (!adapter
->eswitch
) {
494 ret
= qlcnic_get_pci_info(adapter
, pci_info
);
496 for (i
= 0; i
< QLCNIC_MAX_PCI_FUNC
; i
++) {
497 pfn
= pci_info
[i
].id
;
498 if (pfn
> QLCNIC_MAX_PCI_FUNC
)
499 return QL_STATUS_INVALID_PARAM
;
500 adapter
->npars
[pfn
].active
= pci_info
[i
].active
;
501 adapter
->npars
[pfn
].type
= pci_info
[i
].type
;
502 adapter
->npars
[pfn
].phy_port
= pci_info
[i
].default_port
;
503 adapter
->npars
[pfn
].mac_learning
= DEFAULT_MAC_LEARN
;
504 adapter
->npars
[pfn
].min_bw
= pci_info
[i
].tx_min_bw
;
505 adapter
->npars
[pfn
].max_bw
= pci_info
[i
].tx_max_bw
;
508 for (i
= 0; i
< QLCNIC_NIU_MAX_XG_PORTS
; i
++)
509 adapter
->eswitch
[i
].flags
|= QLCNIC_SWITCH_ENABLE
;
514 kfree(adapter
->eswitch
);
515 adapter
->eswitch
= NULL
;
517 kfree(adapter
->npars
);
523 qlcnic_set_function_modes(struct qlcnic_adapter
*adapter
)
528 u32 data
= QLCNIC_MGMT_FUNC
;
529 void __iomem
*priv_op
= adapter
->ahw
.pci_base0
+ QLCNIC_DRV_OP_MODE
;
531 /* If other drivers are not in use set their privilege level */
532 ref_count
= QLCRD32(adapter
, QLCNIC_CRB_DEV_REF_COUNT
);
533 ret
= qlcnic_api_lock(adapter
);
536 if (QLC_DEV_CLR_REF_CNT(ref_count
, adapter
->ahw
.pci_func
))
539 if (qlcnic_config_npars
) {
540 for (i
= 0; i
< QLCNIC_MAX_PCI_FUNC
; i
++) {
542 if (adapter
->npars
[i
].type
!= QLCNIC_TYPE_NIC
||
543 id
== adapter
->ahw
.pci_func
)
545 data
|= (qlcnic_config_npars
&
546 QLC_DEV_SET_DRV(0xf, id
));
549 data
= readl(priv_op
);
550 data
= (data
& ~QLC_DEV_SET_DRV(0xf, adapter
->ahw
.pci_func
)) |
551 (QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC
,
552 adapter
->ahw
.pci_func
));
554 writel(data
, priv_op
);
556 qlcnic_api_unlock(adapter
);
562 qlcnic_get_driver_mode(struct qlcnic_adapter
*adapter
)
564 void __iomem
*msix_base_addr
;
565 void __iomem
*priv_op
;
566 struct qlcnic_info nic_info
;
569 u32 op_mode
, priv_level
;
571 /* Determine FW API version */
572 adapter
->fw_hal_version
= readl(adapter
->ahw
.pci_base0
+ QLCNIC_FW_API
);
574 /* Find PCI function number */
575 pci_read_config_dword(adapter
->pdev
, QLCNIC_MSIX_TABLE_OFFSET
, &func
);
576 msix_base_addr
= adapter
->ahw
.pci_base0
+ QLCNIC_MSIX_BASE
;
577 msix_base
= readl(msix_base_addr
);
578 func
= (func
- msix_base
)/QLCNIC_MSIX_TBL_PGSIZE
;
579 adapter
->ahw
.pci_func
= func
;
581 if (!qlcnic_get_nic_info(adapter
, &nic_info
, adapter
->ahw
.pci_func
)) {
582 adapter
->capabilities
= nic_info
.capabilities
;
584 if (adapter
->capabilities
& BIT_6
)
585 adapter
->flags
|= QLCNIC_ESWITCH_ENABLED
;
587 adapter
->flags
&= ~QLCNIC_ESWITCH_ENABLED
;
590 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
)) {
591 adapter
->nic_ops
= &qlcnic_ops
;
592 return adapter
->fw_hal_version
;
595 /* Determine function privilege level */
596 priv_op
= adapter
->ahw
.pci_base0
+ QLCNIC_DRV_OP_MODE
;
597 op_mode
= readl(priv_op
);
598 if (op_mode
== QLC_DEV_DRV_DEFAULT
)
599 priv_level
= QLCNIC_MGMT_FUNC
;
601 priv_level
= QLC_DEV_GET_DRV(op_mode
, adapter
->ahw
.pci_func
);
603 switch (priv_level
) {
604 case QLCNIC_MGMT_FUNC
:
605 adapter
->op_mode
= QLCNIC_MGMT_FUNC
;
606 adapter
->nic_ops
= &qlcnic_ops
;
607 qlcnic_init_pci_info(adapter
);
608 /* Set privilege level for other functions */
609 qlcnic_set_function_modes(adapter
);
610 dev_info(&adapter
->pdev
->dev
,
611 "HAL Version: %d, Management function\n",
612 adapter
->fw_hal_version
);
614 case QLCNIC_PRIV_FUNC
:
615 adapter
->op_mode
= QLCNIC_PRIV_FUNC
;
616 dev_info(&adapter
->pdev
->dev
,
617 "HAL Version: %d, Privileged function\n",
618 adapter
->fw_hal_version
);
619 adapter
->nic_ops
= &qlcnic_ops
;
621 case QLCNIC_NON_PRIV_FUNC
:
622 adapter
->op_mode
= QLCNIC_NON_PRIV_FUNC
;
623 dev_info(&adapter
->pdev
->dev
,
624 "HAL Version: %d Non Privileged function\n",
625 adapter
->fw_hal_version
);
626 adapter
->nic_ops
= &qlcnic_vf_ops
;
629 dev_info(&adapter
->pdev
->dev
, "Unknown function mode: %d\n",
633 return adapter
->fw_hal_version
;
637 qlcnic_setup_pci_map(struct qlcnic_adapter
*adapter
)
639 void __iomem
*mem_ptr0
= NULL
;
640 resource_size_t mem_base
;
641 unsigned long mem_len
, pci_len0
= 0;
643 struct pci_dev
*pdev
= adapter
->pdev
;
645 /* remap phys address */
646 mem_base
= pci_resource_start(pdev
, 0); /* 0 is for BAR 0 */
647 mem_len
= pci_resource_len(pdev
, 0);
649 if (mem_len
== QLCNIC_PCI_2MB_SIZE
) {
651 mem_ptr0
= pci_ioremap_bar(pdev
, 0);
652 if (mem_ptr0
== NULL
) {
653 dev_err(&pdev
->dev
, "failed to map PCI bar 0\n");
661 dev_info(&pdev
->dev
, "%dMB memory map\n", (int)(mem_len
>>20));
663 adapter
->ahw
.pci_base0
= mem_ptr0
;
664 adapter
->ahw
.pci_len0
= pci_len0
;
666 if (!qlcnic_get_driver_mode(adapter
)) {
667 iounmap(adapter
->ahw
.pci_base0
);
671 adapter
->ahw
.ocm_win_crb
= qlcnic_get_ioaddr(adapter
,
672 QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(adapter
->ahw
.pci_func
)));
677 static void get_brd_name(struct qlcnic_adapter
*adapter
, char *name
)
679 struct pci_dev
*pdev
= adapter
->pdev
;
682 for (i
= 0; i
< NUM_SUPPORTED_BOARDS
; ++i
) {
683 if (qlcnic_boards
[i
].vendor
== pdev
->vendor
&&
684 qlcnic_boards
[i
].device
== pdev
->device
&&
685 qlcnic_boards
[i
].sub_vendor
== pdev
->subsystem_vendor
&&
686 qlcnic_boards
[i
].sub_device
== pdev
->subsystem_device
) {
687 sprintf(name
, "%pM: %s" ,
689 qlcnic_boards
[i
].short_name
);
697 sprintf(name
, "%pM Gigabit Ethernet", adapter
->mac_addr
);
701 qlcnic_check_options(struct qlcnic_adapter
*adapter
)
703 u32 fw_major
, fw_minor
, fw_build
;
704 char brd_name
[QLCNIC_MAX_BOARD_NAME_LEN
];
708 struct pci_dev
*pdev
= adapter
->pdev
;
709 struct qlcnic_info nic_info
;
710 adapter
->driver_mismatch
= 0;
712 ptr32
= (int *)&serial_num
;
713 offset
= QLCNIC_FW_SERIAL_NUM_OFFSET
;
714 for (i
= 0; i
< 8; i
++) {
715 if (qlcnic_rom_fast_read(adapter
, offset
, &val
) == -1) {
716 dev_err(&pdev
->dev
, "error reading board info\n");
717 adapter
->driver_mismatch
= 1;
720 ptr32
[i
] = cpu_to_le32(val
);
721 offset
+= sizeof(u32
);
724 fw_major
= QLCRD32(adapter
, QLCNIC_FW_VERSION_MAJOR
);
725 fw_minor
= QLCRD32(adapter
, QLCNIC_FW_VERSION_MINOR
);
726 fw_build
= QLCRD32(adapter
, QLCNIC_FW_VERSION_SUB
);
728 adapter
->fw_version
= QLCNIC_VERSION_CODE(fw_major
, fw_minor
, fw_build
);
730 if (adapter
->portnum
== 0) {
731 get_brd_name(adapter
, brd_name
);
733 pr_info("%s: %s Board Chip rev 0x%x\n",
734 module_name(THIS_MODULE
),
735 brd_name
, adapter
->ahw
.revision_id
);
738 dev_info(&pdev
->dev
, "firmware v%d.%d.%d\n",
739 fw_major
, fw_minor
, fw_build
);
741 adapter
->flags
&= ~QLCNIC_LRO_ENABLED
;
743 if (adapter
->ahw
.port_type
== QLCNIC_XGBE
) {
744 adapter
->num_rxd
= DEFAULT_RCV_DESCRIPTORS_10G
;
745 adapter
->num_jumbo_rxd
= MAX_JUMBO_RCV_DESCRIPTORS_10G
;
746 } else if (adapter
->ahw
.port_type
== QLCNIC_GBE
) {
747 adapter
->num_rxd
= DEFAULT_RCV_DESCRIPTORS_1G
;
748 adapter
->num_jumbo_rxd
= MAX_JUMBO_RCV_DESCRIPTORS_1G
;
751 if (!qlcnic_get_nic_info(adapter
, &nic_info
, adapter
->ahw
.pci_func
)) {
752 adapter
->physical_port
= nic_info
.phys_port
;
753 adapter
->switch_mode
= nic_info
.switch_mode
;
754 adapter
->max_tx_ques
= nic_info
.max_tx_ques
;
755 adapter
->max_rx_ques
= nic_info
.max_rx_ques
;
756 adapter
->capabilities
= nic_info
.capabilities
;
757 adapter
->max_mac_filters
= nic_info
.max_mac_filters
;
758 adapter
->max_mtu
= nic_info
.max_mtu
;
761 adapter
->msix_supported
= !!use_msi_x
;
762 adapter
->rss_supported
= !!use_msi_x
;
764 adapter
->num_txd
= MAX_CMD_DESCRIPTORS
;
766 adapter
->max_rds_rings
= 2;
770 qlcnic_reset_npar_config(struct qlcnic_adapter
*adapter
)
773 struct qlcnic_npar_info
*npar
;
774 struct qlcnic_info nic_info
;
776 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) ||
777 !adapter
->need_fw_reset
)
780 if (adapter
->op_mode
== QLCNIC_MGMT_FUNC
) {
781 /* Set the NPAR config data after FW reset */
782 for (i
= 0; i
< QLCNIC_MAX_PCI_FUNC
; i
++) {
783 npar
= &adapter
->npars
[i
];
784 if (npar
->type
!= QLCNIC_TYPE_NIC
)
786 err
= qlcnic_get_nic_info(adapter
, &nic_info
, i
);
789 nic_info
.min_tx_bw
= npar
->min_bw
;
790 nic_info
.max_tx_bw
= npar
->max_bw
;
791 err
= qlcnic_set_nic_info(adapter
, &nic_info
);
795 if (npar
->enable_pm
) {
796 err
= qlcnic_config_port_mirroring(adapter
,
797 npar
->dest_npar
, 1, i
);
802 npar
->mac_learning
= DEFAULT_MAC_LEARN
;
803 npar
->host_vlan_tag
= 0;
804 npar
->promisc_mode
= 0;
805 npar
->discard_tagged
= 0;
814 qlcnic_start_firmware(struct qlcnic_adapter
*adapter
)
816 int val
, err
, first_boot
;
818 err
= qlcnic_can_start_firmware(adapter
);
824 first_boot
= QLCRD32(adapter
, QLCNIC_CAM_RAM(0x1fc));
825 if (first_boot
== 0x55555555)
826 /* This is the first boot after power up */
827 QLCWR32(adapter
, QLCNIC_CAM_RAM(0x1fc), QLCNIC_BDINFO_MAGIC
);
830 qlcnic_request_firmware(adapter
);
832 if (qlcnic_check_flash_fw_ver(adapter
))
835 adapter
->fw_type
= QLCNIC_FLASH_ROMIMAGE
;
838 err
= qlcnic_need_fw_reset(adapter
);
844 if (first_boot
!= 0x55555555) {
845 QLCWR32(adapter
, CRB_CMDPEG_STATE
, 0);
846 QLCWR32(adapter
, CRB_RCVPEG_STATE
, 0);
847 qlcnic_pinit_from_rom(adapter
);
851 QLCWR32(adapter
, QLCNIC_PEG_HALT_STATUS1
, 0);
852 QLCWR32(adapter
, QLCNIC_PEG_HALT_STATUS2
, 0);
854 qlcnic_set_port_mode(adapter
);
856 err
= qlcnic_load_firmware(adapter
);
860 qlcnic_release_firmware(adapter
);
862 val
= (_QLCNIC_LINUX_MAJOR
<< 16)
863 | ((_QLCNIC_LINUX_MINOR
<< 8))
864 | (_QLCNIC_LINUX_SUBVERSION
);
865 QLCWR32(adapter
, CRB_DRIVER_VERSION
, val
);
868 /* Handshake with the card before we register the devices. */
869 err
= qlcnic_init_firmware(adapter
);
873 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_READY
);
874 qlcnic_idc_debug_info(adapter
, 1);
876 qlcnic_check_options(adapter
);
877 if (qlcnic_reset_npar_config(adapter
))
879 qlcnic_dev_set_npar_ready(adapter
);
881 adapter
->need_fw_reset
= 0;
883 qlcnic_release_firmware(adapter
);
887 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_FAILED
);
888 dev_err(&adapter
->pdev
->dev
, "Device state set to failed\n");
889 qlcnic_release_firmware(adapter
);
894 qlcnic_request_irq(struct qlcnic_adapter
*adapter
)
896 irq_handler_t handler
;
897 struct qlcnic_host_sds_ring
*sds_ring
;
900 unsigned long flags
= 0;
901 struct net_device
*netdev
= adapter
->netdev
;
902 struct qlcnic_recv_context
*recv_ctx
= &adapter
->recv_ctx
;
904 if (adapter
->diag_test
== QLCNIC_INTERRUPT_TEST
) {
905 handler
= qlcnic_tmp_intr
;
906 if (!QLCNIC_IS_MSI_FAMILY(adapter
))
907 flags
|= IRQF_SHARED
;
910 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
)
911 handler
= qlcnic_msix_intr
;
912 else if (adapter
->flags
& QLCNIC_MSI_ENABLED
)
913 handler
= qlcnic_msi_intr
;
915 flags
|= IRQF_SHARED
;
916 handler
= qlcnic_intr
;
919 adapter
->irq
= netdev
->irq
;
921 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
922 sds_ring
= &recv_ctx
->sds_rings
[ring
];
923 sprintf(sds_ring
->name
, "%s[%d]", netdev
->name
, ring
);
924 err
= request_irq(sds_ring
->irq
, handler
,
925 flags
, sds_ring
->name
, sds_ring
);
934 qlcnic_free_irq(struct qlcnic_adapter
*adapter
)
937 struct qlcnic_host_sds_ring
*sds_ring
;
939 struct qlcnic_recv_context
*recv_ctx
= &adapter
->recv_ctx
;
941 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
942 sds_ring
= &recv_ctx
->sds_rings
[ring
];
943 free_irq(sds_ring
->irq
, sds_ring
);
948 qlcnic_init_coalesce_defaults(struct qlcnic_adapter
*adapter
)
950 adapter
->coal
.flags
= QLCNIC_INTR_DEFAULT
;
951 adapter
->coal
.normal
.data
.rx_time_us
=
952 QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US
;
953 adapter
->coal
.normal
.data
.rx_packets
=
954 QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS
;
955 adapter
->coal
.normal
.data
.tx_time_us
=
956 QLCNIC_DEFAULT_INTR_COALESCE_TX_TIME_US
;
957 adapter
->coal
.normal
.data
.tx_packets
=
958 QLCNIC_DEFAULT_INTR_COALESCE_TX_PACKETS
;
962 __qlcnic_up(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
965 struct qlcnic_host_rds_ring
*rds_ring
;
967 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
970 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
973 if (qlcnic_fw_create_ctx(adapter
))
976 for (ring
= 0; ring
< adapter
->max_rds_rings
; ring
++) {
977 rds_ring
= &adapter
->recv_ctx
.rds_rings
[ring
];
978 qlcnic_post_rx_buffers(adapter
, ring
, rds_ring
);
981 qlcnic_set_multi(netdev
);
982 qlcnic_fw_cmd_set_mtu(adapter
, netdev
->mtu
);
984 adapter
->ahw
.linkup
= 0;
986 if (adapter
->max_sds_rings
> 1)
987 qlcnic_config_rss(adapter
, 1);
989 qlcnic_config_intr_coalesce(adapter
);
991 if (adapter
->capabilities
& QLCNIC_FW_CAPABILITY_HW_LRO
)
992 qlcnic_config_hw_lro(adapter
, QLCNIC_LRO_ENABLED
);
994 qlcnic_napi_enable(adapter
);
996 qlcnic_linkevent_request(adapter
, 1);
998 adapter
->reset_context
= 0;
999 set_bit(__QLCNIC_DEV_UP
, &adapter
->state
);
1003 /* Usage: During resume and firmware recovery module.*/
1006 qlcnic_up(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1011 if (netif_running(netdev
))
1012 err
= __qlcnic_up(adapter
, netdev
);
1019 __qlcnic_down(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1021 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
1024 if (!test_and_clear_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
1028 spin_lock(&adapter
->tx_clean_lock
);
1029 netif_carrier_off(netdev
);
1030 netif_tx_disable(netdev
);
1032 qlcnic_free_mac_list(adapter
);
1034 qlcnic_nic_set_promisc(adapter
, QLCNIC_NIU_NON_PROMISC_MODE
);
1036 qlcnic_napi_disable(adapter
);
1038 qlcnic_fw_destroy_ctx(adapter
);
1040 qlcnic_reset_rx_buffers_list(adapter
);
1041 qlcnic_release_tx_buffers(adapter
);
1042 spin_unlock(&adapter
->tx_clean_lock
);
1045 /* Usage: During suspend and firmware recovery module */
1048 qlcnic_down(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1051 if (netif_running(netdev
))
1052 __qlcnic_down(adapter
, netdev
);
1058 qlcnic_attach(struct qlcnic_adapter
*adapter
)
1060 struct net_device
*netdev
= adapter
->netdev
;
1061 struct pci_dev
*pdev
= adapter
->pdev
;
1064 if (adapter
->is_up
== QLCNIC_ADAPTER_UP_MAGIC
)
1067 err
= qlcnic_napi_add(adapter
, netdev
);
1071 err
= qlcnic_alloc_sw_resources(adapter
);
1073 dev_err(&pdev
->dev
, "Error in setting sw resources\n");
1074 goto err_out_napi_del
;
1077 err
= qlcnic_alloc_hw_resources(adapter
);
1079 dev_err(&pdev
->dev
, "Error in setting hw resources\n");
1080 goto err_out_free_sw
;
1083 err
= qlcnic_request_irq(adapter
);
1085 dev_err(&pdev
->dev
, "failed to setup interrupt\n");
1086 goto err_out_free_hw
;
1089 qlcnic_init_coalesce_defaults(adapter
);
1091 qlcnic_create_sysfs_entries(adapter
);
1093 adapter
->is_up
= QLCNIC_ADAPTER_UP_MAGIC
;
1097 qlcnic_free_hw_resources(adapter
);
1099 qlcnic_free_sw_resources(adapter
);
1101 qlcnic_napi_del(adapter
);
1106 qlcnic_detach(struct qlcnic_adapter
*adapter
)
1108 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
1111 qlcnic_remove_sysfs_entries(adapter
);
1113 qlcnic_free_hw_resources(adapter
);
1114 qlcnic_release_rx_buffers(adapter
);
1115 qlcnic_free_irq(adapter
);
1116 qlcnic_napi_del(adapter
);
1117 qlcnic_free_sw_resources(adapter
);
1122 void qlcnic_diag_free_res(struct net_device
*netdev
, int max_sds_rings
)
1124 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1125 struct qlcnic_host_sds_ring
*sds_ring
;
1128 clear_bit(__QLCNIC_DEV_UP
, &adapter
->state
);
1129 if (adapter
->diag_test
== QLCNIC_INTERRUPT_TEST
) {
1130 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
1131 sds_ring
= &adapter
->recv_ctx
.sds_rings
[ring
];
1132 qlcnic_disable_int(sds_ring
);
1136 qlcnic_fw_destroy_ctx(adapter
);
1138 qlcnic_detach(adapter
);
1140 adapter
->diag_test
= 0;
1141 adapter
->max_sds_rings
= max_sds_rings
;
1143 if (qlcnic_attach(adapter
))
1146 if (netif_running(netdev
))
1147 __qlcnic_up(adapter
, netdev
);
1149 netif_device_attach(netdev
);
1152 int qlcnic_diag_alloc_res(struct net_device
*netdev
, int test
)
1154 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1155 struct qlcnic_host_sds_ring
*sds_ring
;
1156 struct qlcnic_host_rds_ring
*rds_ring
;
1160 netif_device_detach(netdev
);
1162 if (netif_running(netdev
))
1163 __qlcnic_down(adapter
, netdev
);
1165 qlcnic_detach(adapter
);
1167 adapter
->max_sds_rings
= 1;
1168 adapter
->diag_test
= test
;
1170 ret
= qlcnic_attach(adapter
);
1172 netif_device_attach(netdev
);
1176 ret
= qlcnic_fw_create_ctx(adapter
);
1178 qlcnic_detach(adapter
);
1179 netif_device_attach(netdev
);
1183 for (ring
= 0; ring
< adapter
->max_rds_rings
; ring
++) {
1184 rds_ring
= &adapter
->recv_ctx
.rds_rings
[ring
];
1185 qlcnic_post_rx_buffers(adapter
, ring
, rds_ring
);
1188 if (adapter
->diag_test
== QLCNIC_INTERRUPT_TEST
) {
1189 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
1190 sds_ring
= &adapter
->recv_ctx
.sds_rings
[ring
];
1191 qlcnic_enable_int(sds_ring
);
1194 set_bit(__QLCNIC_DEV_UP
, &adapter
->state
);
1199 /* Reset context in hardware only */
1201 qlcnic_reset_hw_context(struct qlcnic_adapter
*adapter
)
1203 struct net_device
*netdev
= adapter
->netdev
;
1205 if (test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
))
1208 netif_device_detach(netdev
);
1210 qlcnic_down(adapter
, netdev
);
1212 qlcnic_up(adapter
, netdev
);
1214 netif_device_attach(netdev
);
1216 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
1221 qlcnic_reset_context(struct qlcnic_adapter
*adapter
)
1224 struct net_device
*netdev
= adapter
->netdev
;
1226 if (test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
))
1229 if (adapter
->is_up
== QLCNIC_ADAPTER_UP_MAGIC
) {
1231 netif_device_detach(netdev
);
1233 if (netif_running(netdev
))
1234 __qlcnic_down(adapter
, netdev
);
1236 qlcnic_detach(adapter
);
1238 if (netif_running(netdev
)) {
1239 err
= qlcnic_attach(adapter
);
1241 __qlcnic_up(adapter
, netdev
);
1244 netif_device_attach(netdev
);
1247 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
1252 qlcnic_setup_netdev(struct qlcnic_adapter
*adapter
,
1253 struct net_device
*netdev
, u8 pci_using_dac
)
1256 struct pci_dev
*pdev
= adapter
->pdev
;
1258 adapter
->rx_csum
= 1;
1259 adapter
->mc_enabled
= 0;
1260 adapter
->max_mc_count
= 38;
1262 netdev
->netdev_ops
= &qlcnic_netdev_ops
;
1263 netdev
->watchdog_timeo
= 5*HZ
;
1265 qlcnic_change_mtu(netdev
, netdev
->mtu
);
1267 SET_ETHTOOL_OPS(netdev
, &qlcnic_ethtool_ops
);
1269 netdev
->features
|= (NETIF_F_SG
| NETIF_F_IP_CSUM
|
1270 NETIF_F_IPV6_CSUM
| NETIF_F_GRO
);
1271 netdev
->vlan_features
|= (NETIF_F_SG
| NETIF_F_IP_CSUM
|
1274 if (adapter
->capabilities
& QLCNIC_FW_CAPABILITY_TSO
) {
1275 netdev
->features
|= (NETIF_F_TSO
| NETIF_F_TSO6
);
1276 netdev
->vlan_features
|= (NETIF_F_TSO
| NETIF_F_TSO6
);
1279 if (pci_using_dac
) {
1280 netdev
->features
|= NETIF_F_HIGHDMA
;
1281 netdev
->vlan_features
|= NETIF_F_HIGHDMA
;
1284 if (adapter
->capabilities
& QLCNIC_FW_CAPABILITY_FVLANTX
)
1285 netdev
->features
|= (NETIF_F_HW_VLAN_TX
);
1287 if (adapter
->capabilities
& QLCNIC_FW_CAPABILITY_HW_LRO
)
1288 netdev
->features
|= NETIF_F_LRO
;
1290 netdev
->irq
= adapter
->msix_entries
[0].vector
;
1292 if (qlcnic_read_mac_addr(adapter
))
1293 dev_warn(&pdev
->dev
, "failed to read mac addr\n");
1295 netif_carrier_off(netdev
);
1296 netif_stop_queue(netdev
);
1298 err
= register_netdev(netdev
);
1300 dev_err(&pdev
->dev
, "failed to register net device\n");
1307 static int qlcnic_set_dma_mask(struct pci_dev
*pdev
, u8
*pci_using_dac
)
1309 if (!pci_set_dma_mask(pdev
, DMA_BIT_MASK(64)) &&
1310 !pci_set_consistent_dma_mask(pdev
, DMA_BIT_MASK(64)))
1312 else if (!pci_set_dma_mask(pdev
, DMA_BIT_MASK(32)) &&
1313 !pci_set_consistent_dma_mask(pdev
, DMA_BIT_MASK(32)))
1316 dev_err(&pdev
->dev
, "Unable to set DMA mask, aborting\n");
1323 static int __devinit
1324 qlcnic_probe(struct pci_dev
*pdev
, const struct pci_device_id
*ent
)
1326 struct net_device
*netdev
= NULL
;
1327 struct qlcnic_adapter
*adapter
= NULL
;
1329 uint8_t revision_id
;
1330 uint8_t pci_using_dac
;
1332 err
= pci_enable_device(pdev
);
1336 if (!(pci_resource_flags(pdev
, 0) & IORESOURCE_MEM
)) {
1338 goto err_out_disable_pdev
;
1341 err
= qlcnic_set_dma_mask(pdev
, &pci_using_dac
);
1343 goto err_out_disable_pdev
;
1345 err
= pci_request_regions(pdev
, qlcnic_driver_name
);
1347 goto err_out_disable_pdev
;
1349 pci_set_master(pdev
);
1350 pci_enable_pcie_error_reporting(pdev
);
1352 netdev
= alloc_etherdev(sizeof(struct qlcnic_adapter
));
1354 dev_err(&pdev
->dev
, "failed to allocate net_device\n");
1356 goto err_out_free_res
;
1359 SET_NETDEV_DEV(netdev
, &pdev
->dev
);
1361 adapter
= netdev_priv(netdev
);
1362 adapter
->netdev
= netdev
;
1363 adapter
->pdev
= pdev
;
1364 adapter
->dev_rst_time
= jiffies
;
1366 revision_id
= pdev
->revision
;
1367 adapter
->ahw
.revision_id
= revision_id
;
1369 rwlock_init(&adapter
->ahw
.crb_lock
);
1370 mutex_init(&adapter
->ahw
.mem_lock
);
1372 spin_lock_init(&adapter
->tx_clean_lock
);
1373 INIT_LIST_HEAD(&adapter
->mac_list
);
1375 err
= qlcnic_setup_pci_map(adapter
);
1377 goto err_out_free_netdev
;
1379 /* This will be reset for mezz cards */
1380 adapter
->portnum
= adapter
->ahw
.pci_func
;
1382 err
= qlcnic_get_board_info(adapter
);
1384 dev_err(&pdev
->dev
, "Error getting board config info.\n");
1385 goto err_out_iounmap
;
1388 if (qlcnic_read_mac_addr(adapter
))
1389 dev_warn(&pdev
->dev
, "failed to read mac addr\n");
1391 if (qlcnic_setup_idc_param(adapter
))
1392 goto err_out_iounmap
;
1394 err
= adapter
->nic_ops
->start_firmware(adapter
);
1396 dev_err(&pdev
->dev
, "Loading fw failed.Please Reboot\n");
1397 goto err_out_decr_ref
;
1400 qlcnic_clear_stats(adapter
);
1402 qlcnic_setup_intr(adapter
);
1404 err
= qlcnic_setup_netdev(adapter
, netdev
, pci_using_dac
);
1406 goto err_out_disable_msi
;
1408 pci_set_drvdata(pdev
, adapter
);
1410 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
, FW_POLL_DELAY
);
1412 switch (adapter
->ahw
.port_type
) {
1414 dev_info(&adapter
->pdev
->dev
, "%s: GbE port initialized\n",
1415 adapter
->netdev
->name
);
1418 dev_info(&adapter
->pdev
->dev
, "%s: XGbE port initialized\n",
1419 adapter
->netdev
->name
);
1423 qlcnic_create_diag_entries(adapter
);
1427 err_out_disable_msi
:
1428 qlcnic_teardown_intr(adapter
);
1431 qlcnic_clr_all_drv_state(adapter
);
1434 qlcnic_cleanup_pci_map(adapter
);
1436 err_out_free_netdev
:
1437 free_netdev(netdev
);
1440 pci_release_regions(pdev
);
1442 err_out_disable_pdev
:
1443 pci_set_drvdata(pdev
, NULL
);
1444 pci_disable_device(pdev
);
1448 static void __devexit
qlcnic_remove(struct pci_dev
*pdev
)
1450 struct qlcnic_adapter
*adapter
;
1451 struct net_device
*netdev
;
1453 adapter
= pci_get_drvdata(pdev
);
1454 if (adapter
== NULL
)
1457 netdev
= adapter
->netdev
;
1459 qlcnic_cancel_fw_work(adapter
);
1461 unregister_netdev(netdev
);
1463 qlcnic_detach(adapter
);
1465 if (adapter
->npars
!= NULL
)
1466 kfree(adapter
->npars
);
1467 if (adapter
->eswitch
!= NULL
)
1468 kfree(adapter
->eswitch
);
1470 qlcnic_clr_all_drv_state(adapter
);
1472 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
1474 qlcnic_teardown_intr(adapter
);
1476 qlcnic_remove_diag_entries(adapter
);
1478 qlcnic_cleanup_pci_map(adapter
);
1480 qlcnic_release_firmware(adapter
);
1482 pci_disable_pcie_error_reporting(pdev
);
1483 pci_release_regions(pdev
);
1484 pci_disable_device(pdev
);
1485 pci_set_drvdata(pdev
, NULL
);
1487 free_netdev(netdev
);
1489 static int __qlcnic_shutdown(struct pci_dev
*pdev
)
1491 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
1492 struct net_device
*netdev
= adapter
->netdev
;
1495 netif_device_detach(netdev
);
1497 qlcnic_cancel_fw_work(adapter
);
1499 if (netif_running(netdev
))
1500 qlcnic_down(adapter
, netdev
);
1502 qlcnic_clr_all_drv_state(adapter
);
1504 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
1506 retval
= pci_save_state(pdev
);
1510 if (qlcnic_wol_supported(adapter
)) {
1511 pci_enable_wake(pdev
, PCI_D3cold
, 1);
1512 pci_enable_wake(pdev
, PCI_D3hot
, 1);
1518 static void qlcnic_shutdown(struct pci_dev
*pdev
)
1520 if (__qlcnic_shutdown(pdev
))
1523 pci_disable_device(pdev
);
1528 qlcnic_suspend(struct pci_dev
*pdev
, pm_message_t state
)
1532 retval
= __qlcnic_shutdown(pdev
);
1536 pci_set_power_state(pdev
, pci_choose_state(pdev
, state
));
1541 qlcnic_resume(struct pci_dev
*pdev
)
1543 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
1544 struct net_device
*netdev
= adapter
->netdev
;
1547 err
= pci_enable_device(pdev
);
1551 pci_set_power_state(pdev
, PCI_D0
);
1552 pci_set_master(pdev
);
1553 pci_restore_state(pdev
);
1555 err
= adapter
->nic_ops
->start_firmware(adapter
);
1557 dev_err(&pdev
->dev
, "failed to start firmware\n");
1561 if (netif_running(netdev
)) {
1562 err
= qlcnic_up(adapter
, netdev
);
1566 qlcnic_config_indev_addr(netdev
, NETDEV_UP
);
1569 netif_device_attach(netdev
);
1570 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
, FW_POLL_DELAY
);
1575 static int qlcnic_open(struct net_device
*netdev
)
1577 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1580 if (adapter
->driver_mismatch
)
1583 err
= qlcnic_attach(adapter
);
1587 err
= __qlcnic_up(adapter
, netdev
);
1591 netif_start_queue(netdev
);
1596 qlcnic_detach(adapter
);
1601 * qlcnic_close - Disables a network interface entry point
1603 static int qlcnic_close(struct net_device
*netdev
)
1605 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1607 __qlcnic_down(adapter
, netdev
);
1612 qlcnic_tso_check(struct net_device
*netdev
,
1613 struct qlcnic_host_tx_ring
*tx_ring
,
1614 struct cmd_desc_type0
*first_desc
,
1615 struct sk_buff
*skb
)
1617 u8 opcode
= TX_ETHER_PKT
;
1618 __be16 protocol
= skb
->protocol
;
1619 u16 flags
= 0, vid
= 0;
1620 int copied
, offset
, copy_len
, hdr_len
= 0, tso
= 0, vlan_oob
= 0;
1621 struct cmd_desc_type0
*hwdesc
;
1622 struct vlan_ethhdr
*vh
;
1623 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1624 u32 producer
= tx_ring
->producer
;
1626 if (protocol
== cpu_to_be16(ETH_P_8021Q
)) {
1628 vh
= (struct vlan_ethhdr
*)skb
->data
;
1629 protocol
= vh
->h_vlan_encapsulated_proto
;
1630 flags
= FLAGS_VLAN_TAGGED
;
1632 } else if (vlan_tx_tag_present(skb
)) {
1634 flags
= FLAGS_VLAN_OOB
;
1635 vid
= vlan_tx_tag_get(skb
);
1636 qlcnic_set_tx_vlan_tci(first_desc
, vid
);
1640 if (*(skb
->data
) & BIT_0
) {
1642 memcpy(&first_desc
->eth_addr
, skb
->data
, ETH_ALEN
);
1645 if ((netdev
->features
& (NETIF_F_TSO
| NETIF_F_TSO6
)) &&
1646 skb_shinfo(skb
)->gso_size
> 0) {
1648 hdr_len
= skb_transport_offset(skb
) + tcp_hdrlen(skb
);
1650 first_desc
->mss
= cpu_to_le16(skb_shinfo(skb
)->gso_size
);
1651 first_desc
->total_hdr_length
= hdr_len
;
1653 first_desc
->total_hdr_length
+= VLAN_HLEN
;
1654 first_desc
->tcp_hdr_offset
= VLAN_HLEN
;
1655 first_desc
->ip_hdr_offset
= VLAN_HLEN
;
1656 /* Only in case of TSO on vlan device */
1657 flags
|= FLAGS_VLAN_TAGGED
;
1660 opcode
= (protocol
== cpu_to_be16(ETH_P_IPV6
)) ?
1661 TX_TCP_LSO6
: TX_TCP_LSO
;
1664 } else if (skb
->ip_summed
== CHECKSUM_PARTIAL
) {
1667 if (protocol
== cpu_to_be16(ETH_P_IP
)) {
1668 l4proto
= ip_hdr(skb
)->protocol
;
1670 if (l4proto
== IPPROTO_TCP
)
1671 opcode
= TX_TCP_PKT
;
1672 else if (l4proto
== IPPROTO_UDP
)
1673 opcode
= TX_UDP_PKT
;
1674 } else if (protocol
== cpu_to_be16(ETH_P_IPV6
)) {
1675 l4proto
= ipv6_hdr(skb
)->nexthdr
;
1677 if (l4proto
== IPPROTO_TCP
)
1678 opcode
= TX_TCPV6_PKT
;
1679 else if (l4proto
== IPPROTO_UDP
)
1680 opcode
= TX_UDPV6_PKT
;
1684 first_desc
->tcp_hdr_offset
+= skb_transport_offset(skb
);
1685 first_desc
->ip_hdr_offset
+= skb_network_offset(skb
);
1686 qlcnic_set_tx_flags_opcode(first_desc
, flags
, opcode
);
1691 /* For LSO, we need to copy the MAC/IP/TCP headers into
1692 * the descriptor ring
1698 /* Create a TSO vlan header template for firmware */
1700 hwdesc
= &tx_ring
->desc_head
[producer
];
1701 tx_ring
->cmd_buf_arr
[producer
].skb
= NULL
;
1703 copy_len
= min((int)sizeof(struct cmd_desc_type0
) - offset
,
1704 hdr_len
+ VLAN_HLEN
);
1706 vh
= (struct vlan_ethhdr
*)((char *)hwdesc
+ 2);
1707 skb_copy_from_linear_data(skb
, vh
, 12);
1708 vh
->h_vlan_proto
= htons(ETH_P_8021Q
);
1709 vh
->h_vlan_TCI
= htons(vid
);
1710 skb_copy_from_linear_data_offset(skb
, 12,
1711 (char *)vh
+ 16, copy_len
- 16);
1713 copied
= copy_len
- VLAN_HLEN
;
1716 producer
= get_next_index(producer
, tx_ring
->num_desc
);
1719 while (copied
< hdr_len
) {
1721 copy_len
= min((int)sizeof(struct cmd_desc_type0
) - offset
,
1722 (hdr_len
- copied
));
1724 hwdesc
= &tx_ring
->desc_head
[producer
];
1725 tx_ring
->cmd_buf_arr
[producer
].skb
= NULL
;
1727 skb_copy_from_linear_data_offset(skb
, copied
,
1728 (char *)hwdesc
+ offset
, copy_len
);
1733 producer
= get_next_index(producer
, tx_ring
->num_desc
);
1736 tx_ring
->producer
= producer
;
1738 adapter
->stats
.lso_frames
++;
1742 qlcnic_map_tx_skb(struct pci_dev
*pdev
,
1743 struct sk_buff
*skb
, struct qlcnic_cmd_buffer
*pbuf
)
1745 struct qlcnic_skb_frag
*nf
;
1746 struct skb_frag_struct
*frag
;
1750 nr_frags
= skb_shinfo(skb
)->nr_frags
;
1751 nf
= &pbuf
->frag_array
[0];
1753 map
= pci_map_single(pdev
, skb
->data
,
1754 skb_headlen(skb
), PCI_DMA_TODEVICE
);
1755 if (pci_dma_mapping_error(pdev
, map
))
1759 nf
->length
= skb_headlen(skb
);
1761 for (i
= 0; i
< nr_frags
; i
++) {
1762 frag
= &skb_shinfo(skb
)->frags
[i
];
1763 nf
= &pbuf
->frag_array
[i
+1];
1765 map
= pci_map_page(pdev
, frag
->page
, frag
->page_offset
,
1766 frag
->size
, PCI_DMA_TODEVICE
);
1767 if (pci_dma_mapping_error(pdev
, map
))
1771 nf
->length
= frag
->size
;
1778 nf
= &pbuf
->frag_array
[i
+1];
1779 pci_unmap_page(pdev
, nf
->dma
, nf
->length
, PCI_DMA_TODEVICE
);
1782 nf
= &pbuf
->frag_array
[0];
1783 pci_unmap_single(pdev
, nf
->dma
, skb_headlen(skb
), PCI_DMA_TODEVICE
);
1790 qlcnic_clear_cmddesc(u64
*desc
)
1797 qlcnic_xmit_frame(struct sk_buff
*skb
, struct net_device
*netdev
)
1799 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1800 struct qlcnic_host_tx_ring
*tx_ring
= adapter
->tx_ring
;
1801 struct qlcnic_cmd_buffer
*pbuf
;
1802 struct qlcnic_skb_frag
*buffrag
;
1803 struct cmd_desc_type0
*hwdesc
, *first_desc
;
1804 struct pci_dev
*pdev
;
1808 int frag_count
, no_of_desc
;
1809 u32 num_txd
= tx_ring
->num_desc
;
1811 if (!test_bit(__QLCNIC_DEV_UP
, &adapter
->state
)) {
1812 netif_stop_queue(netdev
);
1813 return NETDEV_TX_BUSY
;
1816 frag_count
= skb_shinfo(skb
)->nr_frags
+ 1;
1818 /* 4 fragments per cmd des */
1819 no_of_desc
= (frag_count
+ 3) >> 2;
1821 if (unlikely(qlcnic_tx_avail(tx_ring
) <= TX_STOP_THRESH
)) {
1822 netif_stop_queue(netdev
);
1824 if (qlcnic_tx_avail(tx_ring
) > TX_STOP_THRESH
)
1825 netif_start_queue(netdev
);
1827 adapter
->stats
.xmit_off
++;
1828 return NETDEV_TX_BUSY
;
1832 producer
= tx_ring
->producer
;
1833 pbuf
= &tx_ring
->cmd_buf_arr
[producer
];
1835 pdev
= adapter
->pdev
;
1837 if (qlcnic_map_tx_skb(pdev
, skb
, pbuf
)) {
1838 adapter
->stats
.tx_dma_map_error
++;
1843 pbuf
->frag_count
= frag_count
;
1845 first_desc
= hwdesc
= &tx_ring
->desc_head
[producer
];
1846 qlcnic_clear_cmddesc((u64
*)hwdesc
);
1848 qlcnic_set_tx_frags_len(first_desc
, frag_count
, skb
->len
);
1849 qlcnic_set_tx_port(first_desc
, adapter
->portnum
);
1851 for (i
= 0; i
< frag_count
; i
++) {
1855 if ((k
== 0) && (i
> 0)) {
1856 /* move to next desc.*/
1857 producer
= get_next_index(producer
, num_txd
);
1858 hwdesc
= &tx_ring
->desc_head
[producer
];
1859 qlcnic_clear_cmddesc((u64
*)hwdesc
);
1860 tx_ring
->cmd_buf_arr
[producer
].skb
= NULL
;
1863 buffrag
= &pbuf
->frag_array
[i
];
1865 hwdesc
->buffer_length
[k
] = cpu_to_le16(buffrag
->length
);
1868 hwdesc
->addr_buffer1
= cpu_to_le64(buffrag
->dma
);
1871 hwdesc
->addr_buffer2
= cpu_to_le64(buffrag
->dma
);
1874 hwdesc
->addr_buffer3
= cpu_to_le64(buffrag
->dma
);
1877 hwdesc
->addr_buffer4
= cpu_to_le64(buffrag
->dma
);
1882 tx_ring
->producer
= get_next_index(producer
, num_txd
);
1884 qlcnic_tso_check(netdev
, tx_ring
, first_desc
, skb
);
1886 qlcnic_update_cmd_producer(adapter
, tx_ring
);
1888 adapter
->stats
.txbytes
+= skb
->len
;
1889 adapter
->stats
.xmitcalled
++;
1891 return NETDEV_TX_OK
;
1894 adapter
->stats
.txdropped
++;
1895 dev_kfree_skb_any(skb
);
1896 return NETDEV_TX_OK
;
1899 static int qlcnic_check_temp(struct qlcnic_adapter
*adapter
)
1901 struct net_device
*netdev
= adapter
->netdev
;
1902 u32 temp
, temp_state
, temp_val
;
1905 temp
= QLCRD32(adapter
, CRB_TEMP_STATE
);
1907 temp_state
= qlcnic_get_temp_state(temp
);
1908 temp_val
= qlcnic_get_temp_val(temp
);
1910 if (temp_state
== QLCNIC_TEMP_PANIC
) {
1911 dev_err(&netdev
->dev
,
1912 "Device temperature %d degrees C exceeds"
1913 " maximum allowed. Hardware has been shut down.\n",
1916 } else if (temp_state
== QLCNIC_TEMP_WARN
) {
1917 if (adapter
->temp
== QLCNIC_TEMP_NORMAL
) {
1918 dev_err(&netdev
->dev
,
1919 "Device temperature %d degrees C "
1920 "exceeds operating range."
1921 " Immediate action needed.\n",
1925 if (adapter
->temp
== QLCNIC_TEMP_WARN
) {
1926 dev_info(&netdev
->dev
,
1927 "Device temperature is now %d degrees C"
1928 " in normal range.\n", temp_val
);
1931 adapter
->temp
= temp_state
;
1935 void qlcnic_advert_link_change(struct qlcnic_adapter
*adapter
, int linkup
)
1937 struct net_device
*netdev
= adapter
->netdev
;
1939 if (adapter
->ahw
.linkup
&& !linkup
) {
1940 dev_info(&netdev
->dev
, "NIC Link is down\n");
1941 adapter
->ahw
.linkup
= 0;
1942 if (netif_running(netdev
)) {
1943 netif_carrier_off(netdev
);
1944 netif_stop_queue(netdev
);
1946 } else if (!adapter
->ahw
.linkup
&& linkup
) {
1947 dev_info(&netdev
->dev
, "NIC Link is up\n");
1948 adapter
->ahw
.linkup
= 1;
1949 if (netif_running(netdev
)) {
1950 netif_carrier_on(netdev
);
1951 netif_wake_queue(netdev
);
1956 static void qlcnic_tx_timeout(struct net_device
*netdev
)
1958 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1960 if (test_bit(__QLCNIC_RESETTING
, &adapter
->state
))
1963 dev_err(&netdev
->dev
, "transmit timeout, resetting.\n");
1965 if (++adapter
->tx_timeo_cnt
>= QLCNIC_MAX_TX_TIMEOUTS
)
1966 adapter
->need_fw_reset
= 1;
1968 adapter
->reset_context
= 1;
1971 static struct net_device_stats
*qlcnic_get_stats(struct net_device
*netdev
)
1973 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1974 struct net_device_stats
*stats
= &netdev
->stats
;
1976 memset(stats
, 0, sizeof(*stats
));
1978 stats
->rx_packets
= adapter
->stats
.rx_pkts
+ adapter
->stats
.lro_pkts
;
1979 stats
->tx_packets
= adapter
->stats
.xmitfinished
;
1980 stats
->rx_bytes
= adapter
->stats
.rxbytes
+ adapter
->stats
.lrobytes
;
1981 stats
->tx_bytes
= adapter
->stats
.txbytes
;
1982 stats
->rx_dropped
= adapter
->stats
.rxdropped
;
1983 stats
->tx_dropped
= adapter
->stats
.txdropped
;
1988 static irqreturn_t
qlcnic_clear_legacy_intr(struct qlcnic_adapter
*adapter
)
1992 status
= readl(adapter
->isr_int_vec
);
1994 if (!(status
& adapter
->int_vec_bit
))
1997 /* check interrupt state machine, to be sure */
1998 status
= readl(adapter
->crb_int_state_reg
);
1999 if (!ISR_LEGACY_INT_TRIGGERED(status
))
2002 writel(0xffffffff, adapter
->tgt_status_reg
);
2003 /* read twice to ensure write is flushed */
2004 readl(adapter
->isr_int_vec
);
2005 readl(adapter
->isr_int_vec
);
2010 static irqreturn_t
qlcnic_tmp_intr(int irq
, void *data
)
2012 struct qlcnic_host_sds_ring
*sds_ring
= data
;
2013 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
2015 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
)
2017 else if (adapter
->flags
& QLCNIC_MSI_ENABLED
) {
2018 writel(0xffffffff, adapter
->tgt_status_reg
);
2022 if (qlcnic_clear_legacy_intr(adapter
) == IRQ_NONE
)
2026 adapter
->diag_cnt
++;
2027 qlcnic_enable_int(sds_ring
);
2031 static irqreturn_t
qlcnic_intr(int irq
, void *data
)
2033 struct qlcnic_host_sds_ring
*sds_ring
= data
;
2034 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
2036 if (qlcnic_clear_legacy_intr(adapter
) == IRQ_NONE
)
2039 napi_schedule(&sds_ring
->napi
);
2044 static irqreturn_t
qlcnic_msi_intr(int irq
, void *data
)
2046 struct qlcnic_host_sds_ring
*sds_ring
= data
;
2047 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
2049 /* clear interrupt */
2050 writel(0xffffffff, adapter
->tgt_status_reg
);
2052 napi_schedule(&sds_ring
->napi
);
2056 static irqreturn_t
qlcnic_msix_intr(int irq
, void *data
)
2058 struct qlcnic_host_sds_ring
*sds_ring
= data
;
2060 napi_schedule(&sds_ring
->napi
);
2064 static int qlcnic_process_cmd_ring(struct qlcnic_adapter
*adapter
)
2066 u32 sw_consumer
, hw_consumer
;
2068 struct qlcnic_cmd_buffer
*buffer
;
2069 struct pci_dev
*pdev
= adapter
->pdev
;
2070 struct net_device
*netdev
= adapter
->netdev
;
2071 struct qlcnic_skb_frag
*frag
;
2073 struct qlcnic_host_tx_ring
*tx_ring
= adapter
->tx_ring
;
2075 if (!spin_trylock(&adapter
->tx_clean_lock
))
2078 sw_consumer
= tx_ring
->sw_consumer
;
2079 hw_consumer
= le32_to_cpu(*(tx_ring
->hw_consumer
));
2081 while (sw_consumer
!= hw_consumer
) {
2082 buffer
= &tx_ring
->cmd_buf_arr
[sw_consumer
];
2084 frag
= &buffer
->frag_array
[0];
2085 pci_unmap_single(pdev
, frag
->dma
, frag
->length
,
2088 for (i
= 1; i
< buffer
->frag_count
; i
++) {
2090 pci_unmap_page(pdev
, frag
->dma
, frag
->length
,
2095 adapter
->stats
.xmitfinished
++;
2096 dev_kfree_skb_any(buffer
->skb
);
2100 sw_consumer
= get_next_index(sw_consumer
, tx_ring
->num_desc
);
2101 if (++count
>= MAX_STATUS_HANDLE
)
2105 if (count
&& netif_running(netdev
)) {
2106 tx_ring
->sw_consumer
= sw_consumer
;
2110 if (netif_queue_stopped(netdev
) && netif_carrier_ok(netdev
)) {
2111 if (qlcnic_tx_avail(tx_ring
) > TX_STOP_THRESH
) {
2112 netif_wake_queue(netdev
);
2113 adapter
->stats
.xmit_on
++;
2116 adapter
->tx_timeo_cnt
= 0;
2119 * If everything is freed up to consumer then check if the ring is full
2120 * If the ring is full then check if more needs to be freed and
2121 * schedule the call back again.
2123 * This happens when there are 2 CPUs. One could be freeing and the
2124 * other filling it. If the ring is full when we get out of here and
2125 * the card has already interrupted the host then the host can miss the
2128 * There is still a possible race condition and the host could miss an
2129 * interrupt. The card has to take care of this.
2131 hw_consumer
= le32_to_cpu(*(tx_ring
->hw_consumer
));
2132 done
= (sw_consumer
== hw_consumer
);
2133 spin_unlock(&adapter
->tx_clean_lock
);
2138 static int qlcnic_poll(struct napi_struct
*napi
, int budget
)
2140 struct qlcnic_host_sds_ring
*sds_ring
=
2141 container_of(napi
, struct qlcnic_host_sds_ring
, napi
);
2143 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
2148 tx_complete
= qlcnic_process_cmd_ring(adapter
);
2150 work_done
= qlcnic_process_rcv_ring(sds_ring
, budget
);
2152 if ((work_done
< budget
) && tx_complete
) {
2153 napi_complete(&sds_ring
->napi
);
2154 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
2155 qlcnic_enable_int(sds_ring
);
2161 static int qlcnic_rx_poll(struct napi_struct
*napi
, int budget
)
2163 struct qlcnic_host_sds_ring
*sds_ring
=
2164 container_of(napi
, struct qlcnic_host_sds_ring
, napi
);
2166 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
2169 work_done
= qlcnic_process_rcv_ring(sds_ring
, budget
);
2171 if (work_done
< budget
) {
2172 napi_complete(&sds_ring
->napi
);
2173 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
2174 qlcnic_enable_int(sds_ring
);
2180 #ifdef CONFIG_NET_POLL_CONTROLLER
2181 static void qlcnic_poll_controller(struct net_device
*netdev
)
2183 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2184 disable_irq(adapter
->irq
);
2185 qlcnic_intr(adapter
->irq
, adapter
);
2186 enable_irq(adapter
->irq
);
2191 qlcnic_idc_debug_info(struct qlcnic_adapter
*adapter
, u8 encoding
)
2195 val
= adapter
->portnum
& 0xf;
2196 val
|= encoding
<< 7;
2197 val
|= (jiffies
- adapter
->dev_rst_time
) << 8;
2199 QLCWR32(adapter
, QLCNIC_CRB_DRV_SCRATCH
, val
);
2200 adapter
->dev_rst_time
= jiffies
;
2204 qlcnic_set_drv_state(struct qlcnic_adapter
*adapter
, u8 state
)
2208 WARN_ON(state
!= QLCNIC_DEV_NEED_RESET
&&
2209 state
!= QLCNIC_DEV_NEED_QUISCENT
);
2211 if (qlcnic_api_lock(adapter
))
2214 val
= QLCRD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2216 if (state
== QLCNIC_DEV_NEED_RESET
)
2217 QLC_DEV_SET_RST_RDY(val
, adapter
->portnum
);
2218 else if (state
== QLCNIC_DEV_NEED_QUISCENT
)
2219 QLC_DEV_SET_QSCNT_RDY(val
, adapter
->portnum
);
2221 QLCWR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2223 qlcnic_api_unlock(adapter
);
2229 qlcnic_clr_drv_state(struct qlcnic_adapter
*adapter
)
2233 if (qlcnic_api_lock(adapter
))
2236 val
= QLCRD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2237 QLC_DEV_CLR_RST_QSCNT(val
, adapter
->portnum
);
2238 QLCWR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2240 qlcnic_api_unlock(adapter
);
2246 qlcnic_clr_all_drv_state(struct qlcnic_adapter
*adapter
)
2250 if (qlcnic_api_lock(adapter
))
2253 val
= QLCRD32(adapter
, QLCNIC_CRB_DEV_REF_COUNT
);
2254 QLC_DEV_CLR_REF_CNT(val
, adapter
->portnum
);
2255 QLCWR32(adapter
, QLCNIC_CRB_DEV_REF_COUNT
, val
);
2257 if (!(val
& 0x11111111))
2258 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_COLD
);
2260 val
= QLCRD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2261 QLC_DEV_CLR_RST_QSCNT(val
, adapter
->portnum
);
2262 QLCWR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2264 qlcnic_api_unlock(adapter
);
2266 adapter
->fw_fail_cnt
= 0;
2267 clear_bit(__QLCNIC_START_FW
, &adapter
->state
);
2268 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
2271 /* Grab api lock, before checking state */
2273 qlcnic_check_drv_state(struct qlcnic_adapter
*adapter
)
2277 state
= QLCRD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2278 act
= QLCRD32(adapter
, QLCNIC_CRB_DEV_REF_COUNT
);
2280 if (((state
& 0x11111111) == (act
& 0x11111111)) ||
2281 ((act
& 0x11111111) == ((state
>> 1) & 0x11111111)))
2287 static int qlcnic_check_idc_ver(struct qlcnic_adapter
*adapter
)
2289 u32 val
= QLCRD32(adapter
, QLCNIC_CRB_DRV_IDC_VER
);
2291 if (val
!= QLCNIC_DRV_IDC_VER
) {
2292 dev_warn(&adapter
->pdev
->dev
, "IDC Version mismatch, driver's"
2293 " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER
, val
);
2300 qlcnic_can_start_firmware(struct qlcnic_adapter
*adapter
)
2302 u32 val
, prev_state
;
2303 u8 dev_init_timeo
= adapter
->dev_init_timeo
;
2304 u8 portnum
= adapter
->portnum
;
2307 if (test_and_clear_bit(__QLCNIC_START_FW
, &adapter
->state
))
2310 if (qlcnic_api_lock(adapter
))
2313 val
= QLCRD32(adapter
, QLCNIC_CRB_DEV_REF_COUNT
);
2314 if (!(val
& (1 << (portnum
* 4)))) {
2315 QLC_DEV_SET_REF_CNT(val
, portnum
);
2316 QLCWR32(adapter
, QLCNIC_CRB_DEV_REF_COUNT
, val
);
2319 prev_state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2320 QLCDB(adapter
, HW
, "Device state = %u\n", prev_state
);
2322 switch (prev_state
) {
2323 case QLCNIC_DEV_COLD
:
2324 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_INITIALIZING
);
2325 QLCWR32(adapter
, QLCNIC_CRB_DRV_IDC_VER
, QLCNIC_DRV_IDC_VER
);
2326 qlcnic_idc_debug_info(adapter
, 0);
2327 qlcnic_api_unlock(adapter
);
2330 case QLCNIC_DEV_READY
:
2331 ret
= qlcnic_check_idc_ver(adapter
);
2332 qlcnic_api_unlock(adapter
);
2335 case QLCNIC_DEV_NEED_RESET
:
2336 val
= QLCRD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2337 QLC_DEV_SET_RST_RDY(val
, portnum
);
2338 QLCWR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2341 case QLCNIC_DEV_NEED_QUISCENT
:
2342 val
= QLCRD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2343 QLC_DEV_SET_QSCNT_RDY(val
, portnum
);
2344 QLCWR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2347 case QLCNIC_DEV_FAILED
:
2348 dev_err(&adapter
->pdev
->dev
, "Device in failed state.\n");
2349 qlcnic_api_unlock(adapter
);
2352 case QLCNIC_DEV_INITIALIZING
:
2353 case QLCNIC_DEV_QUISCENT
:
2357 qlcnic_api_unlock(adapter
);
2361 prev_state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2363 if (prev_state
== QLCNIC_DEV_QUISCENT
)
2365 } while ((prev_state
!= QLCNIC_DEV_READY
) && --dev_init_timeo
);
2367 if (!dev_init_timeo
) {
2368 dev_err(&adapter
->pdev
->dev
,
2369 "Waiting for device to initialize timeout\n");
2373 if (qlcnic_api_lock(adapter
))
2376 val
= QLCRD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2377 QLC_DEV_CLR_RST_QSCNT(val
, portnum
);
2378 QLCWR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2380 ret
= qlcnic_check_idc_ver(adapter
);
2381 qlcnic_api_unlock(adapter
);
2387 qlcnic_fwinit_work(struct work_struct
*work
)
2389 struct qlcnic_adapter
*adapter
= container_of(work
,
2390 struct qlcnic_adapter
, fw_work
.work
);
2391 u32 dev_state
= 0xf, npar_state
;
2393 if (qlcnic_api_lock(adapter
))
2396 dev_state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2397 if (dev_state
== QLCNIC_DEV_QUISCENT
) {
2398 qlcnic_api_unlock(adapter
);
2399 qlcnic_schedule_work(adapter
, qlcnic_fwinit_work
,
2404 if (adapter
->op_mode
== QLCNIC_NON_PRIV_FUNC
) {
2405 npar_state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
);
2406 if (npar_state
== QLCNIC_DEV_NPAR_RDY
) {
2407 qlcnic_api_unlock(adapter
);
2410 qlcnic_schedule_work(adapter
, qlcnic_fwinit_work
,
2412 qlcnic_api_unlock(adapter
);
2417 if (adapter
->fw_wait_cnt
++ > adapter
->reset_ack_timeo
) {
2418 dev_err(&adapter
->pdev
->dev
, "Reset:Failed to get ack %d sec\n",
2419 adapter
->reset_ack_timeo
);
2420 goto skip_ack_check
;
2423 if (!qlcnic_check_drv_state(adapter
)) {
2425 dev_state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2427 if (dev_state
== QLCNIC_DEV_NEED_QUISCENT
) {
2428 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
,
2429 QLCNIC_DEV_QUISCENT
);
2430 qlcnic_schedule_work(adapter
, qlcnic_fwinit_work
,
2432 QLCDB(adapter
, DRV
, "Quiscing the driver\n");
2433 qlcnic_idc_debug_info(adapter
, 0);
2435 qlcnic_api_unlock(adapter
);
2439 if (dev_state
== QLCNIC_DEV_NEED_RESET
) {
2440 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
,
2441 QLCNIC_DEV_INITIALIZING
);
2442 set_bit(__QLCNIC_START_FW
, &adapter
->state
);
2443 QLCDB(adapter
, DRV
, "Restarting fw\n");
2444 qlcnic_idc_debug_info(adapter
, 0);
2447 qlcnic_api_unlock(adapter
);
2449 if (!adapter
->nic_ops
->start_firmware(adapter
)) {
2450 qlcnic_schedule_work(adapter
, qlcnic_attach_work
, 0);
2456 qlcnic_api_unlock(adapter
);
2459 dev_state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2460 QLCDB(adapter
, HW
, "Func waiting: Device state=%u\n", dev_state
);
2462 switch (dev_state
) {
2463 case QLCNIC_DEV_QUISCENT
:
2464 case QLCNIC_DEV_NEED_QUISCENT
:
2465 case QLCNIC_DEV_NEED_RESET
:
2466 qlcnic_schedule_work(adapter
,
2467 qlcnic_fwinit_work
, FW_POLL_DELAY
);
2469 case QLCNIC_DEV_FAILED
:
2473 if (!adapter
->nic_ops
->start_firmware(adapter
)) {
2474 qlcnic_schedule_work(adapter
, qlcnic_attach_work
, 0);
2480 dev_err(&adapter
->pdev
->dev
, "Fwinit work failed state=%u "
2481 "fw_wait_cnt=%u\n", dev_state
, adapter
->fw_wait_cnt
);
2482 netif_device_attach(adapter
->netdev
);
2483 qlcnic_clr_all_drv_state(adapter
);
2487 qlcnic_detach_work(struct work_struct
*work
)
2489 struct qlcnic_adapter
*adapter
= container_of(work
,
2490 struct qlcnic_adapter
, fw_work
.work
);
2491 struct net_device
*netdev
= adapter
->netdev
;
2494 netif_device_detach(netdev
);
2496 qlcnic_down(adapter
, netdev
);
2498 status
= QLCRD32(adapter
, QLCNIC_PEG_HALT_STATUS1
);
2500 if (status
& QLCNIC_RCODE_FATAL_ERROR
)
2503 if (adapter
->temp
== QLCNIC_TEMP_PANIC
)
2506 if (qlcnic_set_drv_state(adapter
, adapter
->dev_state
))
2509 adapter
->fw_wait_cnt
= 0;
2511 qlcnic_schedule_work(adapter
, qlcnic_fwinit_work
, FW_POLL_DELAY
);
2516 dev_err(&adapter
->pdev
->dev
, "detach failed; status=%d temp=%d\n",
2517 status
, adapter
->temp
);
2518 netif_device_attach(netdev
);
2519 qlcnic_clr_all_drv_state(adapter
);
2523 /*Transit to RESET state from READY state only */
2525 qlcnic_dev_request_reset(struct qlcnic_adapter
*adapter
)
2529 adapter
->need_fw_reset
= 1;
2530 if (qlcnic_api_lock(adapter
))
2533 state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2535 if (state
== QLCNIC_DEV_READY
) {
2536 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_NEED_RESET
);
2537 QLCDB(adapter
, DRV
, "NEED_RESET state set\n");
2538 qlcnic_idc_debug_info(adapter
, 0);
2541 qlcnic_api_unlock(adapter
);
2544 /* Transit to NPAR READY state from NPAR NOT READY state */
2546 qlcnic_dev_set_npar_ready(struct qlcnic_adapter
*adapter
)
2550 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) ||
2551 adapter
->op_mode
== QLCNIC_NON_PRIV_FUNC
)
2553 if (qlcnic_api_lock(adapter
))
2556 state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
);
2558 if (state
!= QLCNIC_DEV_NPAR_RDY
) {
2559 QLCWR32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
,
2560 QLCNIC_DEV_NPAR_RDY
);
2561 QLCDB(adapter
, DRV
, "NPAR READY state set\n");
2564 qlcnic_api_unlock(adapter
);
2568 qlcnic_schedule_work(struct qlcnic_adapter
*adapter
,
2569 work_func_t func
, int delay
)
2571 if (test_bit(__QLCNIC_AER
, &adapter
->state
))
2574 INIT_DELAYED_WORK(&adapter
->fw_work
, func
);
2575 schedule_delayed_work(&adapter
->fw_work
, round_jiffies_relative(delay
));
2579 qlcnic_cancel_fw_work(struct qlcnic_adapter
*adapter
)
2581 while (test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
))
2584 cancel_delayed_work_sync(&adapter
->fw_work
);
2588 qlcnic_attach_work(struct work_struct
*work
)
2590 struct qlcnic_adapter
*adapter
= container_of(work
,
2591 struct qlcnic_adapter
, fw_work
.work
);
2592 struct net_device
*netdev
= adapter
->netdev
;
2594 if (netif_running(netdev
)) {
2595 if (qlcnic_up(adapter
, netdev
))
2598 qlcnic_config_indev_addr(netdev
, NETDEV_UP
);
2602 netif_device_attach(netdev
);
2603 adapter
->fw_fail_cnt
= 0;
2604 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
2606 if (!qlcnic_clr_drv_state(adapter
))
2607 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
,
2612 qlcnic_check_health(struct qlcnic_adapter
*adapter
)
2614 u32 state
= 0, heartbit
;
2615 struct net_device
*netdev
= adapter
->netdev
;
2617 if (qlcnic_check_temp(adapter
))
2620 if (adapter
->need_fw_reset
)
2621 qlcnic_dev_request_reset(adapter
);
2623 state
= QLCRD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2624 if (state
== QLCNIC_DEV_NEED_RESET
|| state
== QLCNIC_DEV_NEED_QUISCENT
)
2625 adapter
->need_fw_reset
= 1;
2627 heartbit
= QLCRD32(adapter
, QLCNIC_PEG_ALIVE_COUNTER
);
2628 if (heartbit
!= adapter
->heartbit
) {
2629 adapter
->heartbit
= heartbit
;
2630 adapter
->fw_fail_cnt
= 0;
2631 if (adapter
->need_fw_reset
)
2634 if (adapter
->reset_context
&&
2635 auto_fw_reset
== AUTO_FW_RESET_ENABLED
) {
2636 qlcnic_reset_hw_context(adapter
);
2637 adapter
->netdev
->trans_start
= jiffies
;
2643 if (++adapter
->fw_fail_cnt
< FW_FAIL_THRESH
)
2646 qlcnic_dev_request_reset(adapter
);
2648 if ((auto_fw_reset
== AUTO_FW_RESET_ENABLED
))
2649 clear_bit(__QLCNIC_FW_ATTACHED
, &adapter
->state
);
2651 dev_info(&netdev
->dev
, "firmware hang detected\n");
2654 adapter
->dev_state
= (state
== QLCNIC_DEV_NEED_QUISCENT
) ? state
:
2655 QLCNIC_DEV_NEED_RESET
;
2657 if ((auto_fw_reset
== AUTO_FW_RESET_ENABLED
) &&
2658 !test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
)) {
2660 qlcnic_schedule_work(adapter
, qlcnic_detach_work
, 0);
2661 QLCDB(adapter
, DRV
, "fw recovery scheduled.\n");
2668 qlcnic_fw_poll_work(struct work_struct
*work
)
2670 struct qlcnic_adapter
*adapter
= container_of(work
,
2671 struct qlcnic_adapter
, fw_work
.work
);
2673 if (test_bit(__QLCNIC_RESETTING
, &adapter
->state
))
2677 if (qlcnic_check_health(adapter
))
2681 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
, FW_POLL_DELAY
);
2684 static int qlcnic_is_first_func(struct pci_dev
*pdev
)
2686 struct pci_dev
*oth_pdev
;
2687 int val
= pdev
->devfn
;
2690 oth_pdev
= pci_get_domain_bus_and_slot(pci_domain_nr
2691 (pdev
->bus
), pdev
->bus
->number
,
2692 PCI_DEVFN(PCI_SLOT(pdev
->devfn
), val
));
2696 if (oth_pdev
->current_state
!= PCI_D3cold
) {
2697 pci_dev_put(oth_pdev
);
2700 pci_dev_put(oth_pdev
);
2705 static int qlcnic_attach_func(struct pci_dev
*pdev
)
2707 int err
, first_func
;
2708 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
2709 struct net_device
*netdev
= adapter
->netdev
;
2711 pdev
->error_state
= pci_channel_io_normal
;
2713 err
= pci_enable_device(pdev
);
2717 pci_set_power_state(pdev
, PCI_D0
);
2718 pci_set_master(pdev
);
2719 pci_restore_state(pdev
);
2721 first_func
= qlcnic_is_first_func(pdev
);
2723 if (qlcnic_api_lock(adapter
))
2727 adapter
->need_fw_reset
= 1;
2728 set_bit(__QLCNIC_START_FW
, &adapter
->state
);
2729 QLCWR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_INITIALIZING
);
2730 QLCDB(adapter
, DRV
, "Restarting fw\n");
2732 qlcnic_api_unlock(adapter
);
2734 err
= adapter
->nic_ops
->start_firmware(adapter
);
2738 qlcnic_clr_drv_state(adapter
);
2739 qlcnic_setup_intr(adapter
);
2741 if (netif_running(netdev
)) {
2742 err
= qlcnic_attach(adapter
);
2744 qlcnic_clr_all_drv_state(adapter
);
2745 clear_bit(__QLCNIC_AER
, &adapter
->state
);
2746 netif_device_attach(netdev
);
2750 err
= qlcnic_up(adapter
, netdev
);
2754 qlcnic_config_indev_addr(netdev
, NETDEV_UP
);
2757 netif_device_attach(netdev
);
2761 static pci_ers_result_t
qlcnic_io_error_detected(struct pci_dev
*pdev
,
2762 pci_channel_state_t state
)
2764 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
2765 struct net_device
*netdev
= adapter
->netdev
;
2767 if (state
== pci_channel_io_perm_failure
)
2768 return PCI_ERS_RESULT_DISCONNECT
;
2770 if (state
== pci_channel_io_normal
)
2771 return PCI_ERS_RESULT_RECOVERED
;
2773 set_bit(__QLCNIC_AER
, &adapter
->state
);
2774 netif_device_detach(netdev
);
2776 cancel_delayed_work_sync(&adapter
->fw_work
);
2778 if (netif_running(netdev
))
2779 qlcnic_down(adapter
, netdev
);
2781 qlcnic_detach(adapter
);
2782 qlcnic_teardown_intr(adapter
);
2784 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
2786 pci_save_state(pdev
);
2787 pci_disable_device(pdev
);
2789 return PCI_ERS_RESULT_NEED_RESET
;
2792 static pci_ers_result_t
qlcnic_io_slot_reset(struct pci_dev
*pdev
)
2794 return qlcnic_attach_func(pdev
) ? PCI_ERS_RESULT_DISCONNECT
:
2795 PCI_ERS_RESULT_RECOVERED
;
2798 static void qlcnic_io_resume(struct pci_dev
*pdev
)
2800 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
2802 pci_cleanup_aer_uncorrect_error_status(pdev
);
2804 if (QLCRD32(adapter
, QLCNIC_CRB_DEV_STATE
) == QLCNIC_DEV_READY
&&
2805 test_and_clear_bit(__QLCNIC_AER
, &adapter
->state
))
2806 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
,
2812 qlcnicvf_start_firmware(struct qlcnic_adapter
*adapter
)
2816 err
= qlcnic_can_start_firmware(adapter
);
2820 qlcnic_check_options(adapter
);
2822 adapter
->need_fw_reset
= 0;
2828 qlcnicvf_config_bridged_mode(struct qlcnic_adapter
*adapter
, u32 enable
)
2834 qlcnicvf_config_led(struct qlcnic_adapter
*adapter
, u32 state
, u32 rate
)
2840 qlcnic_store_bridged_mode(struct device
*dev
,
2841 struct device_attribute
*attr
, const char *buf
, size_t len
)
2843 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
2847 if (!(adapter
->capabilities
& QLCNIC_FW_CAPABILITY_BDG
))
2850 if (!test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
2853 if (strict_strtoul(buf
, 2, &new))
2856 if (!adapter
->nic_ops
->config_bridged_mode(adapter
, !!new))
2864 qlcnic_show_bridged_mode(struct device
*dev
,
2865 struct device_attribute
*attr
, char *buf
)
2867 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
2868 int bridged_mode
= 0;
2870 if (adapter
->capabilities
& QLCNIC_FW_CAPABILITY_BDG
)
2871 bridged_mode
= !!(adapter
->flags
& QLCNIC_BRIDGE_ENABLED
);
2873 return sprintf(buf
, "%d\n", bridged_mode
);
2876 static struct device_attribute dev_attr_bridged_mode
= {
2877 .attr
= {.name
= "bridged_mode", .mode
= (S_IRUGO
| S_IWUSR
)},
2878 .show
= qlcnic_show_bridged_mode
,
2879 .store
= qlcnic_store_bridged_mode
,
2883 qlcnic_store_diag_mode(struct device
*dev
,
2884 struct device_attribute
*attr
, const char *buf
, size_t len
)
2886 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
2889 if (strict_strtoul(buf
, 2, &new))
2892 if (!!new != !!(adapter
->flags
& QLCNIC_DIAG_ENABLED
))
2893 adapter
->flags
^= QLCNIC_DIAG_ENABLED
;
2899 qlcnic_show_diag_mode(struct device
*dev
,
2900 struct device_attribute
*attr
, char *buf
)
2902 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
2904 return sprintf(buf
, "%d\n",
2905 !!(adapter
->flags
& QLCNIC_DIAG_ENABLED
));
2908 static struct device_attribute dev_attr_diag_mode
= {
2909 .attr
= {.name
= "diag_mode", .mode
= (S_IRUGO
| S_IWUSR
)},
2910 .show
= qlcnic_show_diag_mode
,
2911 .store
= qlcnic_store_diag_mode
,
2915 qlcnic_sysfs_validate_crb(struct qlcnic_adapter
*adapter
,
2916 loff_t offset
, size_t size
)
2918 size_t crb_size
= 4;
2920 if (!(adapter
->flags
& QLCNIC_DIAG_ENABLED
))
2923 if (offset
< QLCNIC_PCI_CRBSPACE
) {
2924 if (ADDR_IN_RANGE(offset
, QLCNIC_PCI_CAMQM
,
2925 QLCNIC_PCI_CAMQM_END
))
2931 if ((size
!= crb_size
) || (offset
& (crb_size
-1)))
2938 qlcnic_sysfs_read_crb(struct file
*filp
, struct kobject
*kobj
,
2939 struct bin_attribute
*attr
,
2940 char *buf
, loff_t offset
, size_t size
)
2942 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
2943 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
2948 ret
= qlcnic_sysfs_validate_crb(adapter
, offset
, size
);
2952 if (ADDR_IN_RANGE(offset
, QLCNIC_PCI_CAMQM
, QLCNIC_PCI_CAMQM_END
)) {
2953 qlcnic_pci_camqm_read_2M(adapter
, offset
, &qmdata
);
2954 memcpy(buf
, &qmdata
, size
);
2956 data
= QLCRD32(adapter
, offset
);
2957 memcpy(buf
, &data
, size
);
2963 qlcnic_sysfs_write_crb(struct file
*filp
, struct kobject
*kobj
,
2964 struct bin_attribute
*attr
,
2965 char *buf
, loff_t offset
, size_t size
)
2967 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
2968 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
2973 ret
= qlcnic_sysfs_validate_crb(adapter
, offset
, size
);
2977 if (ADDR_IN_RANGE(offset
, QLCNIC_PCI_CAMQM
, QLCNIC_PCI_CAMQM_END
)) {
2978 memcpy(&qmdata
, buf
, size
);
2979 qlcnic_pci_camqm_write_2M(adapter
, offset
, qmdata
);
2981 memcpy(&data
, buf
, size
);
2982 QLCWR32(adapter
, offset
, data
);
2988 qlcnic_sysfs_validate_mem(struct qlcnic_adapter
*adapter
,
2989 loff_t offset
, size_t size
)
2991 if (!(adapter
->flags
& QLCNIC_DIAG_ENABLED
))
2994 if ((size
!= 8) || (offset
& 0x7))
3001 qlcnic_sysfs_read_mem(struct file
*filp
, struct kobject
*kobj
,
3002 struct bin_attribute
*attr
,
3003 char *buf
, loff_t offset
, size_t size
)
3005 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3006 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3010 ret
= qlcnic_sysfs_validate_mem(adapter
, offset
, size
);
3014 if (qlcnic_pci_mem_read_2M(adapter
, offset
, &data
))
3017 memcpy(buf
, &data
, size
);
3023 qlcnic_sysfs_write_mem(struct file
*filp
, struct kobject
*kobj
,
3024 struct bin_attribute
*attr
,
3025 char *buf
, loff_t offset
, size_t size
)
3027 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3028 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3032 ret
= qlcnic_sysfs_validate_mem(adapter
, offset
, size
);
3036 memcpy(&data
, buf
, size
);
3038 if (qlcnic_pci_mem_write_2M(adapter
, offset
, data
))
3045 static struct bin_attribute bin_attr_crb
= {
3046 .attr
= {.name
= "crb", .mode
= (S_IRUGO
| S_IWUSR
)},
3048 .read
= qlcnic_sysfs_read_crb
,
3049 .write
= qlcnic_sysfs_write_crb
,
3052 static struct bin_attribute bin_attr_mem
= {
3053 .attr
= {.name
= "mem", .mode
= (S_IRUGO
| S_IWUSR
)},
3055 .read
= qlcnic_sysfs_read_mem
,
3056 .write
= qlcnic_sysfs_write_mem
,
3060 validate_pm_config(struct qlcnic_adapter
*adapter
,
3061 struct qlcnic_pm_func_cfg
*pm_cfg
, int count
)
3064 u8 src_pci_func
, s_esw_id
, d_esw_id
;
3068 for (i
= 0; i
< count
; i
++) {
3069 src_pci_func
= pm_cfg
[i
].pci_func
;
3070 dest_pci_func
= pm_cfg
[i
].dest_npar
;
3071 if (src_pci_func
>= QLCNIC_MAX_PCI_FUNC
3072 || dest_pci_func
>= QLCNIC_MAX_PCI_FUNC
)
3073 return QL_STATUS_INVALID_PARAM
;
3075 if (adapter
->npars
[src_pci_func
].type
!= QLCNIC_TYPE_NIC
)
3076 return QL_STATUS_INVALID_PARAM
;
3078 if (adapter
->npars
[dest_pci_func
].type
!= QLCNIC_TYPE_NIC
)
3079 return QL_STATUS_INVALID_PARAM
;
3081 if (!IS_VALID_MODE(pm_cfg
[i
].action
))
3082 return QL_STATUS_INVALID_PARAM
;
3084 s_esw_id
= adapter
->npars
[src_pci_func
].phy_port
;
3085 d_esw_id
= adapter
->npars
[dest_pci_func
].phy_port
;
3087 if (s_esw_id
!= d_esw_id
)
3088 return QL_STATUS_INVALID_PARAM
;
3096 qlcnic_sysfs_write_pm_config(struct file
*filp
, struct kobject
*kobj
,
3097 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3099 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3100 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3101 struct qlcnic_pm_func_cfg
*pm_cfg
;
3102 u32 id
, action
, pci_func
;
3103 int count
, rem
, i
, ret
;
3105 count
= size
/ sizeof(struct qlcnic_pm_func_cfg
);
3106 rem
= size
% sizeof(struct qlcnic_pm_func_cfg
);
3108 return QL_STATUS_INVALID_PARAM
;
3110 pm_cfg
= (struct qlcnic_pm_func_cfg
*) buf
;
3112 ret
= validate_pm_config(adapter
, pm_cfg
, count
);
3115 for (i
= 0; i
< count
; i
++) {
3116 pci_func
= pm_cfg
[i
].pci_func
;
3117 action
= pm_cfg
[i
].action
;
3118 id
= adapter
->npars
[pci_func
].phy_port
;
3119 ret
= qlcnic_config_port_mirroring(adapter
, id
,
3125 for (i
= 0; i
< count
; i
++) {
3126 pci_func
= pm_cfg
[i
].pci_func
;
3127 id
= adapter
->npars
[pci_func
].phy_port
;
3128 adapter
->npars
[pci_func
].enable_pm
= pm_cfg
[i
].action
;
3129 adapter
->npars
[pci_func
].dest_npar
= id
;
3135 qlcnic_sysfs_read_pm_config(struct file
*filp
, struct kobject
*kobj
,
3136 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3138 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3139 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3140 struct qlcnic_pm_func_cfg pm_cfg
[QLCNIC_MAX_PCI_FUNC
];
3143 if (size
!= sizeof(pm_cfg
))
3144 return QL_STATUS_INVALID_PARAM
;
3146 for (i
= 0; i
< QLCNIC_MAX_PCI_FUNC
; i
++) {
3147 if (adapter
->npars
[i
].type
!= QLCNIC_TYPE_NIC
)
3149 pm_cfg
[i
].action
= adapter
->npars
[i
].enable_pm
;
3150 pm_cfg
[i
].dest_npar
= 0;
3151 pm_cfg
[i
].pci_func
= i
;
3153 memcpy(buf
, &pm_cfg
, size
);
3159 validate_esw_config(struct qlcnic_adapter
*adapter
,
3160 struct qlcnic_esw_func_cfg
*esw_cfg
, int count
)
3165 for (i
= 0; i
< count
; i
++) {
3166 pci_func
= esw_cfg
[i
].pci_func
;
3167 if (pci_func
>= QLCNIC_MAX_PCI_FUNC
)
3168 return QL_STATUS_INVALID_PARAM
;
3170 if (adapter
->npars
[i
].type
!= QLCNIC_TYPE_NIC
)
3171 return QL_STATUS_INVALID_PARAM
;
3173 if (esw_cfg
->host_vlan_tag
== 1)
3174 if (!IS_VALID_VLAN(esw_cfg
[i
].vlan_id
))
3175 return QL_STATUS_INVALID_PARAM
;
3177 if (!IS_VALID_MODE(esw_cfg
[i
].promisc_mode
)
3178 || !IS_VALID_MODE(esw_cfg
[i
].host_vlan_tag
)
3179 || !IS_VALID_MODE(esw_cfg
[i
].mac_learning
)
3180 || !IS_VALID_MODE(esw_cfg
[i
].discard_tagged
))
3181 return QL_STATUS_INVALID_PARAM
;
3188 qlcnic_sysfs_write_esw_config(struct file
*file
, struct kobject
*kobj
,
3189 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3191 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3192 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3193 struct qlcnic_esw_func_cfg
*esw_cfg
;
3194 int count
, rem
, i
, ret
;
3197 count
= size
/ sizeof(struct qlcnic_esw_func_cfg
);
3198 rem
= size
% sizeof(struct qlcnic_esw_func_cfg
);
3200 return QL_STATUS_INVALID_PARAM
;
3202 esw_cfg
= (struct qlcnic_esw_func_cfg
*) buf
;
3203 ret
= validate_esw_config(adapter
, esw_cfg
, count
);
3207 for (i
= 0; i
< count
; i
++) {
3208 pci_func
= esw_cfg
[i
].pci_func
;
3209 id
= adapter
->npars
[pci_func
].phy_port
;
3210 ret
= qlcnic_config_switch_port(adapter
, id
,
3211 esw_cfg
[i
].host_vlan_tag
,
3212 esw_cfg
[i
].discard_tagged
,
3213 esw_cfg
[i
].promisc_mode
,
3214 esw_cfg
[i
].mac_learning
,
3215 esw_cfg
[i
].pci_func
,
3216 esw_cfg
[i
].vlan_id
);
3221 for (i
= 0; i
< count
; i
++) {
3222 pci_func
= esw_cfg
[i
].pci_func
;
3223 adapter
->npars
[pci_func
].promisc_mode
= esw_cfg
[i
].promisc_mode
;
3224 adapter
->npars
[pci_func
].mac_learning
= esw_cfg
[i
].mac_learning
;
3225 adapter
->npars
[pci_func
].vlan_id
= esw_cfg
[i
].vlan_id
;
3226 adapter
->npars
[pci_func
].discard_tagged
=
3227 esw_cfg
[i
].discard_tagged
;
3228 adapter
->npars
[pci_func
].host_vlan_tag
=
3229 esw_cfg
[i
].host_vlan_tag
;
3236 qlcnic_sysfs_read_esw_config(struct file
*file
, struct kobject
*kobj
,
3237 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3239 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3240 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3241 struct qlcnic_esw_func_cfg esw_cfg
[QLCNIC_MAX_PCI_FUNC
];
3244 if (size
!= sizeof(esw_cfg
))
3245 return QL_STATUS_INVALID_PARAM
;
3247 for (i
= 0; i
< QLCNIC_MAX_PCI_FUNC
; i
++) {
3248 if (adapter
->npars
[i
].type
!= QLCNIC_TYPE_NIC
)
3251 esw_cfg
[i
].host_vlan_tag
= adapter
->npars
[i
].host_vlan_tag
;
3252 esw_cfg
[i
].promisc_mode
= adapter
->npars
[i
].promisc_mode
;
3253 esw_cfg
[i
].discard_tagged
= adapter
->npars
[i
].discard_tagged
;
3254 esw_cfg
[i
].vlan_id
= adapter
->npars
[i
].vlan_id
;
3255 esw_cfg
[i
].mac_learning
= adapter
->npars
[i
].mac_learning
;
3257 memcpy(buf
, &esw_cfg
, size
);
3263 validate_npar_config(struct qlcnic_adapter
*adapter
,
3264 struct qlcnic_npar_func_cfg
*np_cfg
, int count
)
3268 for (i
= 0; i
< count
; i
++) {
3269 pci_func
= np_cfg
[i
].pci_func
;
3270 if (pci_func
>= QLCNIC_MAX_PCI_FUNC
)
3271 return QL_STATUS_INVALID_PARAM
;
3273 if (adapter
->npars
[pci_func
].type
!= QLCNIC_TYPE_NIC
)
3274 return QL_STATUS_INVALID_PARAM
;
3276 if (!IS_VALID_BW(np_cfg
[i
].min_bw
)
3277 || !IS_VALID_BW(np_cfg
[i
].max_bw
)
3278 || !IS_VALID_RX_QUEUES(np_cfg
[i
].max_rx_queues
)
3279 || !IS_VALID_TX_QUEUES(np_cfg
[i
].max_tx_queues
))
3280 return QL_STATUS_INVALID_PARAM
;
3286 qlcnic_sysfs_write_npar_config(struct file
*file
, struct kobject
*kobj
,
3287 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3289 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3290 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3291 struct qlcnic_info nic_info
;
3292 struct qlcnic_npar_func_cfg
*np_cfg
;
3293 int i
, count
, rem
, ret
;
3296 count
= size
/ sizeof(struct qlcnic_npar_func_cfg
);
3297 rem
= size
% sizeof(struct qlcnic_npar_func_cfg
);
3299 return QL_STATUS_INVALID_PARAM
;
3301 np_cfg
= (struct qlcnic_npar_func_cfg
*) buf
;
3302 ret
= validate_npar_config(adapter
, np_cfg
, count
);
3306 for (i
= 0; i
< count
; i
++) {
3307 pci_func
= np_cfg
[i
].pci_func
;
3308 ret
= qlcnic_get_nic_info(adapter
, &nic_info
, pci_func
);
3311 nic_info
.pci_func
= pci_func
;
3312 nic_info
.min_tx_bw
= np_cfg
[i
].min_bw
;
3313 nic_info
.max_tx_bw
= np_cfg
[i
].max_bw
;
3314 ret
= qlcnic_set_nic_info(adapter
, &nic_info
);
3317 adapter
->npars
[i
].min_bw
= nic_info
.min_tx_bw
;
3318 adapter
->npars
[i
].max_bw
= nic_info
.max_tx_bw
;
3325 qlcnic_sysfs_read_npar_config(struct file
*file
, struct kobject
*kobj
,
3326 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3328 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3329 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3330 struct qlcnic_info nic_info
;
3331 struct qlcnic_npar_func_cfg np_cfg
[QLCNIC_MAX_PCI_FUNC
];
3334 if (size
!= sizeof(np_cfg
))
3335 return QL_STATUS_INVALID_PARAM
;
3337 for (i
= 0; i
< QLCNIC_MAX_PCI_FUNC
; i
++) {
3338 if (adapter
->npars
[i
].type
!= QLCNIC_TYPE_NIC
)
3340 ret
= qlcnic_get_nic_info(adapter
, &nic_info
, i
);
3344 np_cfg
[i
].pci_func
= i
;
3345 np_cfg
[i
].op_mode
= nic_info
.op_mode
;
3346 np_cfg
[i
].port_num
= nic_info
.phys_port
;
3347 np_cfg
[i
].fw_capab
= nic_info
.capabilities
;
3348 np_cfg
[i
].min_bw
= nic_info
.min_tx_bw
;
3349 np_cfg
[i
].max_bw
= nic_info
.max_tx_bw
;
3350 np_cfg
[i
].max_tx_queues
= nic_info
.max_tx_ques
;
3351 np_cfg
[i
].max_rx_queues
= nic_info
.max_rx_ques
;
3353 memcpy(buf
, &np_cfg
, size
);
3358 qlcnic_sysfs_read_pci_config(struct file
*file
, struct kobject
*kobj
,
3359 struct bin_attribute
*attr
, char *buf
, loff_t offset
, size_t size
)
3361 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
3362 struct qlcnic_adapter
*adapter
= dev_get_drvdata(dev
);
3363 struct qlcnic_pci_func_cfg pci_cfg
[QLCNIC_MAX_PCI_FUNC
];
3364 struct qlcnic_pci_info pci_info
[QLCNIC_MAX_PCI_FUNC
];
3367 if (size
!= sizeof(pci_cfg
))
3368 return QL_STATUS_INVALID_PARAM
;
3370 ret
= qlcnic_get_pci_info(adapter
, pci_info
);
3374 for (i
= 0; i
< QLCNIC_MAX_PCI_FUNC
; i
++) {
3375 pci_cfg
[i
].pci_func
= pci_info
[i
].id
;
3376 pci_cfg
[i
].func_type
= pci_info
[i
].type
;
3377 pci_cfg
[i
].port_num
= pci_info
[i
].default_port
;
3378 pci_cfg
[i
].min_bw
= pci_info
[i
].tx_min_bw
;
3379 pci_cfg
[i
].max_bw
= pci_info
[i
].tx_max_bw
;
3380 memcpy(&pci_cfg
[i
].def_mac_addr
, &pci_info
[i
].mac
, ETH_ALEN
);
3382 memcpy(buf
, &pci_cfg
, size
);
3386 static struct bin_attribute bin_attr_npar_config
= {
3387 .attr
= {.name
= "npar_config", .mode
= (S_IRUGO
| S_IWUSR
)},
3389 .read
= qlcnic_sysfs_read_npar_config
,
3390 .write
= qlcnic_sysfs_write_npar_config
,
3393 static struct bin_attribute bin_attr_pci_config
= {
3394 .attr
= {.name
= "pci_config", .mode
= (S_IRUGO
| S_IWUSR
)},
3396 .read
= qlcnic_sysfs_read_pci_config
,
3400 static struct bin_attribute bin_attr_esw_config
= {
3401 .attr
= {.name
= "esw_config", .mode
= (S_IRUGO
| S_IWUSR
)},
3403 .read
= qlcnic_sysfs_read_esw_config
,
3404 .write
= qlcnic_sysfs_write_esw_config
,
3407 static struct bin_attribute bin_attr_pm_config
= {
3408 .attr
= {.name
= "pm_config", .mode
= (S_IRUGO
| S_IWUSR
)},
3410 .read
= qlcnic_sysfs_read_pm_config
,
3411 .write
= qlcnic_sysfs_write_pm_config
,
3415 qlcnic_create_sysfs_entries(struct qlcnic_adapter
*adapter
)
3417 struct device
*dev
= &adapter
->pdev
->dev
;
3419 if (adapter
->capabilities
& QLCNIC_FW_CAPABILITY_BDG
)
3420 if (device_create_file(dev
, &dev_attr_bridged_mode
))
3422 "failed to create bridged_mode sysfs entry\n");
3426 qlcnic_remove_sysfs_entries(struct qlcnic_adapter
*adapter
)
3428 struct device
*dev
= &adapter
->pdev
->dev
;
3430 if (adapter
->capabilities
& QLCNIC_FW_CAPABILITY_BDG
)
3431 device_remove_file(dev
, &dev_attr_bridged_mode
);
3435 qlcnic_create_diag_entries(struct qlcnic_adapter
*adapter
)
3437 struct device
*dev
= &adapter
->pdev
->dev
;
3439 if (adapter
->op_mode
== QLCNIC_NON_PRIV_FUNC
)
3441 if (device_create_file(dev
, &dev_attr_diag_mode
))
3442 dev_info(dev
, "failed to create diag_mode sysfs entry\n");
3443 if (device_create_bin_file(dev
, &bin_attr_crb
))
3444 dev_info(dev
, "failed to create crb sysfs entry\n");
3445 if (device_create_bin_file(dev
, &bin_attr_mem
))
3446 dev_info(dev
, "failed to create mem sysfs entry\n");
3447 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) ||
3448 adapter
->op_mode
!= QLCNIC_MGMT_FUNC
)
3450 if (device_create_bin_file(dev
, &bin_attr_pci_config
))
3451 dev_info(dev
, "failed to create pci config sysfs entry");
3452 if (device_create_bin_file(dev
, &bin_attr_npar_config
))
3453 dev_info(dev
, "failed to create npar config sysfs entry");
3454 if (device_create_bin_file(dev
, &bin_attr_esw_config
))
3455 dev_info(dev
, "failed to create esw config sysfs entry");
3456 if (device_create_bin_file(dev
, &bin_attr_pm_config
))
3457 dev_info(dev
, "failed to create pm config sysfs entry");
3462 qlcnic_remove_diag_entries(struct qlcnic_adapter
*adapter
)
3464 struct device
*dev
= &adapter
->pdev
->dev
;
3466 if (adapter
->op_mode
== QLCNIC_NON_PRIV_FUNC
)
3468 device_remove_file(dev
, &dev_attr_diag_mode
);
3469 device_remove_bin_file(dev
, &bin_attr_crb
);
3470 device_remove_bin_file(dev
, &bin_attr_mem
);
3471 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) ||
3472 adapter
->op_mode
!= QLCNIC_MGMT_FUNC
)
3474 device_remove_bin_file(dev
, &bin_attr_pci_config
);
3475 device_remove_bin_file(dev
, &bin_attr_npar_config
);
3476 device_remove_bin_file(dev
, &bin_attr_esw_config
);
3477 device_remove_bin_file(dev
, &bin_attr_pm_config
);
3482 #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
3485 qlcnic_config_indev_addr(struct net_device
*dev
, unsigned long event
)
3487 struct in_device
*indev
;
3488 struct qlcnic_adapter
*adapter
= netdev_priv(dev
);
3490 indev
= in_dev_get(dev
);
3497 qlcnic_config_ipaddr(adapter
,
3498 ifa
->ifa_address
, QLCNIC_IP_UP
);
3501 qlcnic_config_ipaddr(adapter
,
3502 ifa
->ifa_address
, QLCNIC_IP_DOWN
);
3507 } endfor_ifa(indev
);
3512 static int qlcnic_netdev_event(struct notifier_block
*this,
3513 unsigned long event
, void *ptr
)
3515 struct qlcnic_adapter
*adapter
;
3516 struct net_device
*dev
= (struct net_device
*)ptr
;
3522 if (dev
->priv_flags
& IFF_802_1Q_VLAN
) {
3523 dev
= vlan_dev_real_dev(dev
);
3527 if (!is_qlcnic_netdev(dev
))
3530 adapter
= netdev_priv(dev
);
3535 if (!test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
3538 qlcnic_config_indev_addr(dev
, event
);
3544 qlcnic_inetaddr_event(struct notifier_block
*this,
3545 unsigned long event
, void *ptr
)
3547 struct qlcnic_adapter
*adapter
;
3548 struct net_device
*dev
;
3550 struct in_ifaddr
*ifa
= (struct in_ifaddr
*)ptr
;
3552 dev
= ifa
->ifa_dev
? ifa
->ifa_dev
->dev
: NULL
;
3555 if (dev
== NULL
|| !netif_running(dev
))
3558 if (dev
->priv_flags
& IFF_802_1Q_VLAN
) {
3559 dev
= vlan_dev_real_dev(dev
);
3563 if (!is_qlcnic_netdev(dev
))
3566 adapter
= netdev_priv(dev
);
3571 if (!test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
3576 qlcnic_config_ipaddr(adapter
, ifa
->ifa_address
, QLCNIC_IP_UP
);
3579 qlcnic_config_ipaddr(adapter
, ifa
->ifa_address
, QLCNIC_IP_DOWN
);
3589 static struct notifier_block qlcnic_netdev_cb
= {
3590 .notifier_call
= qlcnic_netdev_event
,
3593 static struct notifier_block qlcnic_inetaddr_cb
= {
3594 .notifier_call
= qlcnic_inetaddr_event
,
3598 qlcnic_config_indev_addr(struct net_device
*dev
, unsigned long event
)
3601 static struct pci_error_handlers qlcnic_err_handler
= {
3602 .error_detected
= qlcnic_io_error_detected
,
3603 .slot_reset
= qlcnic_io_slot_reset
,
3604 .resume
= qlcnic_io_resume
,
3607 static struct pci_driver qlcnic_driver
= {
3608 .name
= qlcnic_driver_name
,
3609 .id_table
= qlcnic_pci_tbl
,
3610 .probe
= qlcnic_probe
,
3611 .remove
= __devexit_p(qlcnic_remove
),
3613 .suspend
= qlcnic_suspend
,
3614 .resume
= qlcnic_resume
,
3616 .shutdown
= qlcnic_shutdown
,
3617 .err_handler
= &qlcnic_err_handler
3621 static int __init
qlcnic_init_module(void)
3625 printk(KERN_INFO
"%s\n", qlcnic_driver_string
);
3628 register_netdevice_notifier(&qlcnic_netdev_cb
);
3629 register_inetaddr_notifier(&qlcnic_inetaddr_cb
);
3632 ret
= pci_register_driver(&qlcnic_driver
);
3635 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb
);
3636 unregister_netdevice_notifier(&qlcnic_netdev_cb
);
3643 module_init(qlcnic_init_module
);
3645 static void __exit
qlcnic_exit_module(void)
3648 pci_unregister_driver(&qlcnic_driver
);
3651 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb
);
3652 unregister_netdevice_notifier(&qlcnic_netdev_cb
);
3656 module_exit(qlcnic_exit_module
);