2 * QLogic qlcnic NIC Driver
3 * Copyright (c) 2009-2013 QLogic Corporation
5 * See LICENSE.qlcnic for copyright and licensing details.
8 #include <linux/vmalloc.h>
9 #include <linux/interrupt.h>
12 #include "qlcnic_sriov.h"
13 #include "qlcnic_hw.h"
15 #include <linux/swab.h>
16 #include <linux/dma-mapping.h>
17 #include <linux/if_vlan.h>
19 #include <linux/ipv6.h>
20 #include <linux/inetdevice.h>
21 #include <linux/aer.h>
22 #include <linux/log2.h>
23 #include <linux/pci.h>
25 MODULE_DESCRIPTION("QLogic 1/10 GbE Converged/Intelligent Ethernet Driver");
26 MODULE_LICENSE("GPL");
27 MODULE_VERSION(QLCNIC_LINUX_VERSIONID
);
28 MODULE_FIRMWARE(QLCNIC_UNIFIED_ROMIMAGE_NAME
);
30 char qlcnic_driver_name
[] = "qlcnic";
31 static const char qlcnic_driver_string
[] = "QLogic 1/10 GbE "
32 "Converged/Intelligent Ethernet Driver v" QLCNIC_LINUX_VERSIONID
;
34 static int qlcnic_mac_learn
;
35 module_param(qlcnic_mac_learn
, int, 0444);
36 MODULE_PARM_DESC(qlcnic_mac_learn
,
37 "Mac Filter (0=learning is disabled, 1=Driver learning is enabled, 2=FDB learning is enabled)");
39 int qlcnic_use_msi
= 1;
40 MODULE_PARM_DESC(use_msi
, "MSI interrupt (0=disabled, 1=enabled)");
41 module_param_named(use_msi
, qlcnic_use_msi
, int, 0444);
43 int qlcnic_use_msi_x
= 1;
44 MODULE_PARM_DESC(use_msi_x
, "MSI-X interrupt (0=disabled, 1=enabled)");
45 module_param_named(use_msi_x
, qlcnic_use_msi_x
, int, 0444);
47 int qlcnic_auto_fw_reset
= 1;
48 MODULE_PARM_DESC(auto_fw_reset
, "Auto firmware reset (0=disabled, 1=enabled)");
49 module_param_named(auto_fw_reset
, qlcnic_auto_fw_reset
, int, 0644);
51 int qlcnic_load_fw_file
;
52 MODULE_PARM_DESC(load_fw_file
, "Load firmware from (0=flash, 1=file)");
53 module_param_named(load_fw_file
, qlcnic_load_fw_file
, int, 0444);
55 static int qlcnic_probe(struct pci_dev
*pdev
, const struct pci_device_id
*ent
);
56 static void qlcnic_remove(struct pci_dev
*pdev
);
57 static int qlcnic_open(struct net_device
*netdev
);
58 static int qlcnic_close(struct net_device
*netdev
);
59 static void qlcnic_tx_timeout(struct net_device
*netdev
);
60 static void qlcnic_attach_work(struct work_struct
*work
);
61 static void qlcnic_fwinit_work(struct work_struct
*work
);
62 #ifdef CONFIG_NET_POLL_CONTROLLER
63 static void qlcnic_poll_controller(struct net_device
*netdev
);
66 static void qlcnic_idc_debug_info(struct qlcnic_adapter
*adapter
, u8 encoding
);
67 static int qlcnic_can_start_firmware(struct qlcnic_adapter
*adapter
);
69 static irqreturn_t
qlcnic_tmp_intr(int irq
, void *data
);
70 static irqreturn_t
qlcnic_intr(int irq
, void *data
);
71 static irqreturn_t
qlcnic_msi_intr(int irq
, void *data
);
72 static irqreturn_t
qlcnic_msix_intr(int irq
, void *data
);
73 static irqreturn_t
qlcnic_msix_tx_intr(int irq
, void *data
);
75 static struct net_device_stats
*qlcnic_get_stats(struct net_device
*netdev
);
76 static int qlcnic_start_firmware(struct qlcnic_adapter
*);
78 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter
*adapter
);
79 static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter
*);
80 static int qlcnicvf_start_firmware(struct qlcnic_adapter
*);
81 static int qlcnic_vlan_rx_add(struct net_device
*, __be16
, u16
);
82 static int qlcnic_vlan_rx_del(struct net_device
*, __be16
, u16
);
84 static int qlcnic_82xx_setup_intr(struct qlcnic_adapter
*);
85 static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter
*, u32
);
86 static irqreturn_t
qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter
*);
87 static pci_ers_result_t
qlcnic_82xx_io_slot_reset(struct pci_dev
*);
88 static int qlcnic_82xx_start_firmware(struct qlcnic_adapter
*);
89 static void qlcnic_82xx_io_resume(struct pci_dev
*);
90 static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter
*);
91 static pci_ers_result_t
qlcnic_82xx_io_error_detected(struct pci_dev
*,
94 static u32
qlcnic_vlan_tx_check(struct qlcnic_adapter
*adapter
)
96 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
98 if (adapter
->pdev
->device
== PCI_DEVICE_ID_QLOGIC_QLE824X
)
99 return ahw
->capabilities
& QLCNIC_FW_CAPABILITY_FVLANTX
;
104 /* PCI Device ID Table */
105 #define ENTRY(device) \
106 {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \
107 .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0}
109 static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl
) = {
110 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X
),
111 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X
),
112 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE834X
),
113 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE844X
),
114 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE844X
),
118 MODULE_DEVICE_TABLE(pci
, qlcnic_pci_tbl
);
121 inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring
*tx_ring
)
123 writel(tx_ring
->producer
, tx_ring
->crb_cmd_producer
);
126 static const u32 msi_tgt_status
[8] = {
127 ISR_INT_TARGET_STATUS
, ISR_INT_TARGET_STATUS_F1
,
128 ISR_INT_TARGET_STATUS_F2
, ISR_INT_TARGET_STATUS_F3
,
129 ISR_INT_TARGET_STATUS_F4
, ISR_INT_TARGET_STATUS_F5
,
130 ISR_INT_TARGET_STATUS_F6
, ISR_INT_TARGET_STATUS_F7
133 static const u32 qlcnic_reg_tbl
[] = {
134 0x1B20A8, /* PEG_HALT_STAT1 */
135 0x1B20AC, /* PEG_HALT_STAT2 */
136 0x1B20B0, /* FW_HEARTBEAT */
137 0x1B2100, /* LOCK ID */
138 0x1B2128, /* FW_CAPABILITIES */
139 0x1B2138, /* drv active */
140 0x1B2140, /* dev state */
141 0x1B2144, /* drv state */
142 0x1B2148, /* drv scratch */
143 0x1B214C, /* dev partition info */
144 0x1B2174, /* drv idc ver */
145 0x1B2150, /* fw version major */
146 0x1B2154, /* fw version minor */
147 0x1B2158, /* fw version sub */
148 0x1B219C, /* npar state */
149 0x1B21FC, /* FW_IMG_VALID */
150 0x1B2250, /* CMD_PEG_STATE */
151 0x1B233C, /* RCV_PEG_STATE */
152 0x1B23B4, /* ASIC TEMP */
153 0x1B216C, /* FW api */
154 0x1B2170, /* drv op mode */
155 0x13C010, /* flash lock */
156 0x13C014, /* flash unlock */
159 static const struct qlcnic_board_info qlcnic_boards
[] = {
160 { PCI_VENDOR_ID_QLOGIC
,
161 PCI_DEVICE_ID_QLOGIC_QLE844X
,
164 "8400 series 10GbE Converged Network Adapter (TCP/IP Networking)" },
165 { PCI_VENDOR_ID_QLOGIC
,
166 PCI_DEVICE_ID_QLOGIC_QLE834X
,
167 PCI_VENDOR_ID_QLOGIC
,
169 "8300 Series Dual Port 10GbE Converged Network Adapter "
170 "(TCP/IP Networking)" },
171 { PCI_VENDOR_ID_QLOGIC
,
172 PCI_DEVICE_ID_QLOGIC_QLE834X
,
173 PCI_VENDOR_ID_QLOGIC
,
175 "8300 Series Single Port 10GbE Converged Network Adapter "
176 "(TCP/IP Networking)" },
177 { PCI_VENDOR_ID_QLOGIC
,
178 PCI_DEVICE_ID_QLOGIC_QLE834X
,
179 PCI_VENDOR_ID_QLOGIC
,
181 "8300 Series Dual Port 10GbE Converged Network Adapter "
182 "(TCP/IP Networking)" },
183 { PCI_VENDOR_ID_QLOGIC
,
184 PCI_DEVICE_ID_QLOGIC_QLE834X
,
185 PCI_VENDOR_ID_QLOGIC
,
187 "8300 Series Dual Port 10GbE Converged Network Adapter "
188 "(TCP/IP Networking)" },
189 { PCI_VENDOR_ID_QLOGIC
,
190 PCI_DEVICE_ID_QLOGIC_QLE834X
,
191 PCI_VENDOR_ID_QLOGIC
,
193 "8300 Series Dual Port 10GbE Converged Network Adapter "
194 "(TCP/IP Networking)" },
195 { PCI_VENDOR_ID_QLOGIC
,
196 PCI_DEVICE_ID_QLOGIC_QLE834X
,
197 PCI_VENDOR_ID_QLOGIC
,
199 "8300 Series Dual Port 10GbE Converged Network Adapter "
200 "(TCP/IP Networking)" },
201 { PCI_VENDOR_ID_QLOGIC
,
202 PCI_DEVICE_ID_QLOGIC_QLE834X
,
203 PCI_VENDOR_ID_QLOGIC
,
205 "8300 Series Dual Port 10GbE Converged Network Adapter "
206 "(TCP/IP Networking)" },
207 { PCI_VENDOR_ID_QLOGIC
,
208 PCI_DEVICE_ID_QLOGIC_QLE834X
,
209 PCI_VENDOR_ID_QLOGIC
,
211 "8300 Series Single Port 10GbE Converged Network Adapter "
212 "(TCP/IP Networking)" },
213 { PCI_VENDOR_ID_QLOGIC
,
214 PCI_DEVICE_ID_QLOGIC_QLE834X
,
215 PCI_VENDOR_ID_QLOGIC
,
217 "8300 Series Dual Port 10GbE Converged Network Adapter "
218 "(TCP/IP Networking)" },
219 { PCI_VENDOR_ID_QLOGIC
,
220 PCI_DEVICE_ID_QLOGIC_QLE834X
,
221 PCI_VENDOR_ID_QLOGIC
,
223 "8300 Series Dual Port 10GbE Converged Network Adapter "
224 "(TCP/IP Networking)" },
225 { PCI_VENDOR_ID_QLOGIC
,
226 PCI_DEVICE_ID_QLOGIC_QLE834X
,
227 0x0, 0x0, "8300 Series 1/10GbE Controller" },
228 { PCI_VENDOR_ID_QLOGIC
,
229 PCI_DEVICE_ID_QLOGIC_QLE824X
,
230 PCI_VENDOR_ID_QLOGIC
,
232 "8200 Series Single Port 10GbE Converged Network Adapter"
233 "(TCP/IP Networking)" },
234 { PCI_VENDOR_ID_QLOGIC
,
235 PCI_DEVICE_ID_QLOGIC_QLE824X
,
236 PCI_VENDOR_ID_QLOGIC
,
238 "8200 Series Dual Port 10GbE Converged Network Adapter"
239 "(TCP/IP Networking)" },
240 { PCI_VENDOR_ID_QLOGIC
,
241 PCI_DEVICE_ID_QLOGIC_QLE824X
,
242 PCI_VENDOR_ID_QLOGIC
,
244 "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter" },
245 { PCI_VENDOR_ID_QLOGIC
,
246 PCI_DEVICE_ID_QLOGIC_QLE824X
,
247 PCI_VENDOR_ID_QLOGIC
,
249 "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter" },
250 { PCI_VENDOR_ID_QLOGIC
,
251 PCI_DEVICE_ID_QLOGIC_QLE824X
,
252 PCI_VENDOR_ID_QLOGIC
,
254 "3200 Series Single Port 10Gb Intelligent Ethernet Adapter" },
255 { PCI_VENDOR_ID_QLOGIC
,
256 PCI_DEVICE_ID_QLOGIC_QLE824X
,
258 "NC523SFP 10Gb 2-port Server Adapter" },
259 { PCI_VENDOR_ID_QLOGIC
,
260 PCI_DEVICE_ID_QLOGIC_QLE824X
,
262 "CN1000Q Dual Port Converged Network Adapter" },
263 { PCI_VENDOR_ID_QLOGIC
,
264 PCI_DEVICE_ID_QLOGIC_QLE824X
,
265 PCI_VENDOR_ID_QLOGIC
,
267 "QME8242-k 10GbE Dual Port Mezzanine Card" },
268 { PCI_VENDOR_ID_QLOGIC
,
269 PCI_DEVICE_ID_QLOGIC_QLE824X
,
270 0x0, 0x0, "cLOM8214 1/10GbE Controller" },
273 #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards)
276 struct qlcnic_legacy_intr_set legacy_intr
[] = QLCNIC_LEGACY_INTR_CONFIG
;
278 int qlcnic_alloc_sds_rings(struct qlcnic_recv_context
*recv_ctx
, int count
)
280 int size
= sizeof(struct qlcnic_host_sds_ring
) * count
;
282 recv_ctx
->sds_rings
= kzalloc(size
, GFP_KERNEL
);
284 return recv_ctx
->sds_rings
== NULL
;
287 void qlcnic_free_sds_rings(struct qlcnic_recv_context
*recv_ctx
)
289 if (recv_ctx
->sds_rings
!= NULL
)
290 kfree(recv_ctx
->sds_rings
);
292 recv_ctx
->sds_rings
= NULL
;
295 int qlcnic_read_mac_addr(struct qlcnic_adapter
*adapter
)
297 struct net_device
*netdev
= adapter
->netdev
;
298 struct pci_dev
*pdev
= adapter
->pdev
;
299 u8 mac_addr
[ETH_ALEN
];
302 ret
= qlcnic_get_mac_address(adapter
, mac_addr
,
303 adapter
->ahw
->pci_func
);
307 memcpy(netdev
->dev_addr
, mac_addr
, ETH_ALEN
);
308 memcpy(adapter
->mac_addr
, netdev
->dev_addr
, netdev
->addr_len
);
310 /* set station address */
312 if (!is_valid_ether_addr(netdev
->dev_addr
))
313 dev_warn(&pdev
->dev
, "Bad MAC address %pM.\n",
319 static void qlcnic_delete_adapter_mac(struct qlcnic_adapter
*adapter
)
321 struct qlcnic_mac_vlan_list
*cur
;
322 struct list_head
*head
;
324 list_for_each(head
, &adapter
->mac_list
) {
325 cur
= list_entry(head
, struct qlcnic_mac_vlan_list
, list
);
326 if (ether_addr_equal_unaligned(adapter
->mac_addr
, cur
->mac_addr
)) {
327 qlcnic_sre_macaddr_change(adapter
, cur
->mac_addr
,
329 list_del(&cur
->list
);
336 static int qlcnic_set_mac(struct net_device
*netdev
, void *p
)
338 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
339 struct sockaddr
*addr
= p
;
341 if (qlcnic_sriov_vf_check(adapter
))
344 if ((adapter
->flags
& QLCNIC_MAC_OVERRIDE_DISABLED
))
347 if (!is_valid_ether_addr(addr
->sa_data
))
350 if (ether_addr_equal_unaligned(adapter
->mac_addr
, addr
->sa_data
))
353 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
)) {
354 netif_device_detach(netdev
);
355 qlcnic_napi_disable(adapter
);
358 qlcnic_delete_adapter_mac(adapter
);
359 memcpy(adapter
->mac_addr
, addr
->sa_data
, netdev
->addr_len
);
360 memcpy(netdev
->dev_addr
, addr
->sa_data
, netdev
->addr_len
);
361 qlcnic_set_multi(adapter
->netdev
);
363 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
)) {
364 netif_device_attach(netdev
);
365 qlcnic_napi_enable(adapter
);
370 static int qlcnic_fdb_del(struct ndmsg
*ndm
, struct nlattr
*tb
[],
371 struct net_device
*netdev
, const unsigned char *addr
)
373 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
374 int err
= -EOPNOTSUPP
;
376 if (!adapter
->fdb_mac_learn
)
377 return ndo_dflt_fdb_del(ndm
, tb
, netdev
, addr
);
379 if (adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) {
380 if (is_unicast_ether_addr(addr
)) {
381 err
= dev_uc_del(netdev
, addr
);
383 err
= qlcnic_nic_del_mac(adapter
, addr
);
384 } else if (is_multicast_ether_addr(addr
)) {
385 err
= dev_mc_del(netdev
, addr
);
393 static int qlcnic_fdb_add(struct ndmsg
*ndm
, struct nlattr
*tb
[],
394 struct net_device
*netdev
,
395 const unsigned char *addr
, u16 flags
)
397 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
400 if (!adapter
->fdb_mac_learn
)
401 return ndo_dflt_fdb_add(ndm
, tb
, netdev
, addr
, flags
);
403 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
)) {
404 pr_info("%s: FDB e-switch is not enabled\n", __func__
);
408 if (ether_addr_equal(addr
, adapter
->mac_addr
))
411 if (is_unicast_ether_addr(addr
)) {
412 if (netdev_uc_count(netdev
) < adapter
->ahw
->max_uc_count
)
413 err
= dev_uc_add_excl(netdev
, addr
);
416 } else if (is_multicast_ether_addr(addr
)) {
417 err
= dev_mc_add_excl(netdev
, addr
);
425 static int qlcnic_fdb_dump(struct sk_buff
*skb
, struct netlink_callback
*ncb
,
426 struct net_device
*netdev
, int idx
)
428 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
430 if (!adapter
->fdb_mac_learn
)
431 return ndo_dflt_fdb_dump(skb
, ncb
, netdev
, idx
);
433 if (adapter
->flags
& QLCNIC_ESWITCH_ENABLED
)
434 idx
= ndo_dflt_fdb_dump(skb
, ncb
, netdev
, idx
);
439 static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter
*adapter
)
441 while (test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
))
442 usleep_range(10000, 11000);
444 if (!adapter
->fw_work
.work
.func
)
447 cancel_delayed_work_sync(&adapter
->fw_work
);
450 static int qlcnic_get_phys_port_id(struct net_device
*netdev
,
451 struct netdev_phys_port_id
*ppid
)
453 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
454 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
456 if (!(adapter
->flags
& QLCNIC_HAS_PHYS_PORT_ID
))
459 ppid
->id_len
= sizeof(ahw
->phys_port_id
);
460 memcpy(ppid
->id
, ahw
->phys_port_id
, ppid
->id_len
);
465 static const struct net_device_ops qlcnic_netdev_ops
= {
466 .ndo_open
= qlcnic_open
,
467 .ndo_stop
= qlcnic_close
,
468 .ndo_start_xmit
= qlcnic_xmit_frame
,
469 .ndo_get_stats
= qlcnic_get_stats
,
470 .ndo_validate_addr
= eth_validate_addr
,
471 .ndo_set_rx_mode
= qlcnic_set_multi
,
472 .ndo_set_mac_address
= qlcnic_set_mac
,
473 .ndo_change_mtu
= qlcnic_change_mtu
,
474 .ndo_fix_features
= qlcnic_fix_features
,
475 .ndo_set_features
= qlcnic_set_features
,
476 .ndo_tx_timeout
= qlcnic_tx_timeout
,
477 .ndo_vlan_rx_add_vid
= qlcnic_vlan_rx_add
,
478 .ndo_vlan_rx_kill_vid
= qlcnic_vlan_rx_del
,
479 .ndo_fdb_add
= qlcnic_fdb_add
,
480 .ndo_fdb_del
= qlcnic_fdb_del
,
481 .ndo_fdb_dump
= qlcnic_fdb_dump
,
482 .ndo_get_phys_port_id
= qlcnic_get_phys_port_id
,
483 #ifdef CONFIG_NET_POLL_CONTROLLER
484 .ndo_poll_controller
= qlcnic_poll_controller
,
486 #ifdef CONFIG_QLCNIC_SRIOV
487 .ndo_set_vf_mac
= qlcnic_sriov_set_vf_mac
,
488 .ndo_set_vf_tx_rate
= qlcnic_sriov_set_vf_tx_rate
,
489 .ndo_get_vf_config
= qlcnic_sriov_get_vf_config
,
490 .ndo_set_vf_vlan
= qlcnic_sriov_set_vf_vlan
,
491 .ndo_set_vf_spoofchk
= qlcnic_sriov_set_vf_spoofchk
,
495 static const struct net_device_ops qlcnic_netdev_failed_ops
= {
496 .ndo_open
= qlcnic_open
,
499 static struct qlcnic_nic_template qlcnic_ops
= {
500 .config_bridged_mode
= qlcnic_config_bridged_mode
,
501 .config_led
= qlcnic_82xx_config_led
,
502 .start_firmware
= qlcnic_82xx_start_firmware
,
503 .request_reset
= qlcnic_82xx_dev_request_reset
,
504 .cancel_idc_work
= qlcnic_82xx_cancel_idc_work
,
505 .napi_add
= qlcnic_82xx_napi_add
,
506 .napi_del
= qlcnic_82xx_napi_del
,
507 .config_ipaddr
= qlcnic_82xx_config_ipaddr
,
508 .shutdown
= qlcnic_82xx_shutdown
,
509 .resume
= qlcnic_82xx_resume
,
510 .clear_legacy_intr
= qlcnic_82xx_clear_legacy_intr
,
513 struct qlcnic_nic_template qlcnic_vf_ops
= {
514 .config_bridged_mode
= qlcnicvf_config_bridged_mode
,
515 .config_led
= qlcnicvf_config_led
,
516 .start_firmware
= qlcnicvf_start_firmware
519 static struct qlcnic_hardware_ops qlcnic_hw_ops
= {
520 .read_crb
= qlcnic_82xx_read_crb
,
521 .write_crb
= qlcnic_82xx_write_crb
,
522 .read_reg
= qlcnic_82xx_hw_read_wx_2M
,
523 .write_reg
= qlcnic_82xx_hw_write_wx_2M
,
524 .get_mac_address
= qlcnic_82xx_get_mac_address
,
525 .setup_intr
= qlcnic_82xx_setup_intr
,
526 .alloc_mbx_args
= qlcnic_82xx_alloc_mbx_args
,
527 .mbx_cmd
= qlcnic_82xx_issue_cmd
,
528 .get_func_no
= qlcnic_82xx_get_func_no
,
529 .api_lock
= qlcnic_82xx_api_lock
,
530 .api_unlock
= qlcnic_82xx_api_unlock
,
531 .add_sysfs
= qlcnic_82xx_add_sysfs
,
532 .remove_sysfs
= qlcnic_82xx_remove_sysfs
,
533 .process_lb_rcv_ring_diag
= qlcnic_82xx_process_rcv_ring_diag
,
534 .create_rx_ctx
= qlcnic_82xx_fw_cmd_create_rx_ctx
,
535 .create_tx_ctx
= qlcnic_82xx_fw_cmd_create_tx_ctx
,
536 .del_rx_ctx
= qlcnic_82xx_fw_cmd_del_rx_ctx
,
537 .del_tx_ctx
= qlcnic_82xx_fw_cmd_del_tx_ctx
,
538 .setup_link_event
= qlcnic_82xx_linkevent_request
,
539 .get_nic_info
= qlcnic_82xx_get_nic_info
,
540 .get_pci_info
= qlcnic_82xx_get_pci_info
,
541 .set_nic_info
= qlcnic_82xx_set_nic_info
,
542 .change_macvlan
= qlcnic_82xx_sre_macaddr_change
,
543 .napi_enable
= qlcnic_82xx_napi_enable
,
544 .napi_disable
= qlcnic_82xx_napi_disable
,
545 .config_intr_coal
= qlcnic_82xx_config_intr_coalesce
,
546 .config_rss
= qlcnic_82xx_config_rss
,
547 .config_hw_lro
= qlcnic_82xx_config_hw_lro
,
548 .config_loopback
= qlcnic_82xx_set_lb_mode
,
549 .clear_loopback
= qlcnic_82xx_clear_lb_mode
,
550 .config_promisc_mode
= qlcnic_82xx_nic_set_promisc
,
551 .change_l2_filter
= qlcnic_82xx_change_filter
,
552 .get_board_info
= qlcnic_82xx_get_board_info
,
553 .set_mac_filter_count
= qlcnic_82xx_set_mac_filter_count
,
554 .free_mac_list
= qlcnic_82xx_free_mac_list
,
555 .read_phys_port_id
= qlcnic_82xx_read_phys_port_id
,
556 .io_error_detected
= qlcnic_82xx_io_error_detected
,
557 .io_slot_reset
= qlcnic_82xx_io_slot_reset
,
558 .io_resume
= qlcnic_82xx_io_resume
,
559 .get_beacon_state
= qlcnic_82xx_get_beacon_state
,
560 .enable_sds_intr
= qlcnic_82xx_enable_sds_intr
,
561 .disable_sds_intr
= qlcnic_82xx_disable_sds_intr
,
562 .enable_tx_intr
= qlcnic_82xx_enable_tx_intr
,
563 .disable_tx_intr
= qlcnic_82xx_disable_tx_intr
,
566 static int qlcnic_check_multi_tx_capability(struct qlcnic_adapter
*adapter
)
568 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
570 if (qlcnic_82xx_check(adapter
) &&
571 (ahw
->extra_capability
[0] & QLCNIC_FW_CAPABILITY_2_MULTI_TX
)) {
572 test_and_set_bit(__QLCNIC_MULTI_TX_UNIQUE
, &adapter
->state
);
579 static int qlcnic_max_rings(struct qlcnic_adapter
*adapter
, u8 ring_cnt
,
582 int num_rings
, max_rings
= QLCNIC_MAX_SDS_RINGS
;
584 if (queue_type
== QLCNIC_RX_QUEUE
)
585 max_rings
= adapter
->max_sds_rings
;
586 else if (queue_type
== QLCNIC_TX_QUEUE
)
587 max_rings
= adapter
->max_tx_rings
;
589 num_rings
= rounddown_pow_of_two(min_t(int, num_online_cpus(),
592 if (ring_cnt
> num_rings
)
598 void qlcnic_set_tx_ring_count(struct qlcnic_adapter
*adapter
, u8 tx_cnt
)
600 /* 83xx adapter does not have max_tx_rings intialized in probe */
601 if (adapter
->max_tx_rings
)
602 adapter
->drv_tx_rings
= qlcnic_max_rings(adapter
, tx_cnt
,
605 adapter
->drv_tx_rings
= tx_cnt
;
608 void qlcnic_set_sds_ring_count(struct qlcnic_adapter
*adapter
, u8 rx_cnt
)
610 /* 83xx adapter does not have max_sds_rings intialized in probe */
611 if (adapter
->max_sds_rings
)
612 adapter
->drv_sds_rings
= qlcnic_max_rings(adapter
, rx_cnt
,
615 adapter
->drv_sds_rings
= rx_cnt
;
618 int qlcnic_setup_tss_rss_intr(struct qlcnic_adapter
*adapter
)
620 struct pci_dev
*pdev
= adapter
->pdev
;
621 int num_msix
= 0, err
= 0, vector
;
623 adapter
->flags
&= ~QLCNIC_TSS_RSS
;
625 if (adapter
->drv_tss_rings
> 0)
626 num_msix
+= adapter
->drv_tss_rings
;
628 num_msix
+= adapter
->drv_tx_rings
;
630 if (adapter
->drv_rss_rings
> 0)
631 num_msix
+= adapter
->drv_rss_rings
;
633 num_msix
+= adapter
->drv_sds_rings
;
635 if (qlcnic_83xx_check(adapter
))
638 if (!adapter
->msix_entries
) {
639 adapter
->msix_entries
= kcalloc(num_msix
,
640 sizeof(struct msix_entry
),
642 if (!adapter
->msix_entries
)
647 for (vector
= 0; vector
< num_msix
; vector
++)
648 adapter
->msix_entries
[vector
].entry
= vector
;
650 err
= pci_enable_msix(pdev
, adapter
->msix_entries
, num_msix
);
652 adapter
->ahw
->num_msix
= num_msix
;
653 if (adapter
->drv_tss_rings
> 0)
654 adapter
->drv_tx_rings
= adapter
->drv_tss_rings
;
656 if (adapter
->drv_rss_rings
> 0)
657 adapter
->drv_sds_rings
= adapter
->drv_rss_rings
;
659 netdev_info(adapter
->netdev
,
660 "Unable to allocate %d MSI-X vectors, Available vectors %d\n",
663 num_msix
= adapter
->drv_tx_rings
+ adapter
->drv_sds_rings
;
665 /* Set rings to 0 so we can restore original TSS/RSS count */
666 adapter
->drv_tss_rings
= 0;
667 adapter
->drv_rss_rings
= 0;
669 if (qlcnic_83xx_check(adapter
))
672 netdev_info(adapter
->netdev
,
673 "Restoring %d Tx, %d SDS rings for total %d vectors.\n",
674 adapter
->drv_tx_rings
, adapter
->drv_sds_rings
,
684 int qlcnic_enable_msix(struct qlcnic_adapter
*adapter
, u32 num_msix
)
686 struct pci_dev
*pdev
= adapter
->pdev
;
689 if (!adapter
->msix_entries
) {
690 adapter
->msix_entries
= kcalloc(num_msix
,
691 sizeof(struct msix_entry
),
693 if (!adapter
->msix_entries
)
697 adapter
->flags
&= ~(QLCNIC_MSI_ENABLED
| QLCNIC_MSIX_ENABLED
);
699 if (adapter
->ahw
->msix_supported
) {
701 for (vector
= 0; vector
< num_msix
; vector
++)
702 adapter
->msix_entries
[vector
].entry
= vector
;
704 err
= pci_enable_msix(pdev
, adapter
->msix_entries
, num_msix
);
706 adapter
->flags
|= QLCNIC_MSIX_ENABLED
;
707 adapter
->ahw
->num_msix
= num_msix
;
708 dev_info(&pdev
->dev
, "using msi-x interrupts\n");
710 } else if (err
> 0) {
712 "Unable to allocate %d MSI-X vectors, Available vectors %d\n",
715 if (qlcnic_82xx_check(adapter
)) {
716 num_msix
= rounddown_pow_of_two(err
);
717 if (err
< QLCNIC_82XX_MINIMUM_VECTOR
)
720 num_msix
= rounddown_pow_of_two(err
- 1);
722 if (err
< QLCNIC_83XX_MINIMUM_VECTOR
)
726 if (qlcnic_82xx_check(adapter
) &&
727 !qlcnic_check_multi_tx(adapter
)) {
728 adapter
->drv_sds_rings
= num_msix
;
729 adapter
->drv_tx_rings
= QLCNIC_SINGLE_RING
;
731 /* Distribute vectors equally */
732 adapter
->drv_tx_rings
= num_msix
/ 2;
733 adapter
->drv_sds_rings
= adapter
->drv_tx_rings
;
738 "Trying to allocate %d MSI-X interrupt vectors\n",
744 "Unable to allocate %d MSI-X vectors, err=%d\n",
753 static int qlcnic_82xx_calculate_msix_vector(struct qlcnic_adapter
*adapter
)
757 num_msix
= adapter
->drv_sds_rings
;
759 if (qlcnic_check_multi_tx(adapter
))
760 num_msix
+= adapter
->drv_tx_rings
;
762 num_msix
+= QLCNIC_SINGLE_RING
;
767 static int qlcnic_enable_msi_legacy(struct qlcnic_adapter
*adapter
)
770 u32 offset
, mask_reg
;
771 const struct qlcnic_legacy_intr_set
*legacy_intrp
;
772 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
773 struct pci_dev
*pdev
= adapter
->pdev
;
775 if (qlcnic_use_msi
&& !pci_enable_msi(pdev
)) {
776 adapter
->flags
|= QLCNIC_MSI_ENABLED
;
777 offset
= msi_tgt_status
[adapter
->ahw
->pci_func
];
778 adapter
->tgt_status_reg
= qlcnic_get_ioaddr(adapter
->ahw
,
780 dev_info(&pdev
->dev
, "using msi interrupts\n");
781 adapter
->msix_entries
[0].vector
= pdev
->irq
;
785 if (qlcnic_use_msi
|| qlcnic_use_msi_x
)
788 legacy_intrp
= &legacy_intr
[adapter
->ahw
->pci_func
];
789 adapter
->ahw
->int_vec_bit
= legacy_intrp
->int_vec_bit
;
790 offset
= legacy_intrp
->tgt_status_reg
;
791 adapter
->tgt_status_reg
= qlcnic_get_ioaddr(ahw
, offset
);
792 mask_reg
= legacy_intrp
->tgt_mask_reg
;
793 adapter
->tgt_mask_reg
= qlcnic_get_ioaddr(ahw
, mask_reg
);
794 adapter
->isr_int_vec
= qlcnic_get_ioaddr(ahw
, ISR_INT_VECTOR
);
795 adapter
->crb_int_state_reg
= qlcnic_get_ioaddr(ahw
, ISR_INT_STATE_REG
);
796 dev_info(&pdev
->dev
, "using legacy interrupts\n");
797 adapter
->msix_entries
[0].vector
= pdev
->irq
;
801 static int qlcnic_82xx_setup_intr(struct qlcnic_adapter
*adapter
)
803 int num_msix
, err
= 0;
805 if (adapter
->flags
& QLCNIC_TSS_RSS
) {
806 err
= qlcnic_setup_tss_rss_intr(adapter
);
809 num_msix
= adapter
->ahw
->num_msix
;
811 num_msix
= qlcnic_82xx_calculate_msix_vector(adapter
);
813 err
= qlcnic_enable_msix(adapter
, num_msix
);
817 if (!(adapter
->flags
& QLCNIC_MSIX_ENABLED
)) {
818 qlcnic_disable_multi_tx(adapter
);
820 err
= qlcnic_enable_msi_legacy(adapter
);
829 int qlcnic_82xx_mq_intrpt(struct qlcnic_adapter
*adapter
, int op_type
)
831 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
834 if (qlcnic_check_multi_tx(adapter
) &&
836 (adapter
->flags
& QLCNIC_MSIX_ENABLED
)) {
837 ahw
->intr_tbl
= vzalloc(ahw
->num_msix
*
838 sizeof(struct qlcnic_intrpt_config
));
842 for (i
= 0; i
< ahw
->num_msix
; i
++) {
843 ahw
->intr_tbl
[i
].type
= QLCNIC_INTRPT_MSIX
;
844 ahw
->intr_tbl
[i
].id
= i
;
845 ahw
->intr_tbl
[i
].src
= 0;
848 err
= qlcnic_82xx_config_intrpt(adapter
, 1);
850 dev_err(&adapter
->pdev
->dev
,
851 "Failed to configure Interrupt for %d vector\n",
859 void qlcnic_teardown_intr(struct qlcnic_adapter
*adapter
)
861 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
)
862 pci_disable_msix(adapter
->pdev
);
863 if (adapter
->flags
& QLCNIC_MSI_ENABLED
)
864 pci_disable_msi(adapter
->pdev
);
866 kfree(adapter
->msix_entries
);
867 adapter
->msix_entries
= NULL
;
869 if (adapter
->ahw
->intr_tbl
) {
870 vfree(adapter
->ahw
->intr_tbl
);
871 adapter
->ahw
->intr_tbl
= NULL
;
875 static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context
*ahw
)
877 if (ahw
->pci_base0
!= NULL
)
878 iounmap(ahw
->pci_base0
);
881 static int qlcnic_get_act_pci_func(struct qlcnic_adapter
*adapter
)
883 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
884 struct qlcnic_pci_info
*pci_info
;
887 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
)) {
888 switch (ahw
->port_type
) {
890 ahw
->total_nic_func
= QLCNIC_NIU_MAX_GBE_PORTS
;
893 ahw
->total_nic_func
= QLCNIC_NIU_MAX_XG_PORTS
;
899 if (ahw
->op_mode
== QLCNIC_MGMT_FUNC
)
902 pci_info
= kcalloc(ahw
->max_vnic_func
, sizeof(*pci_info
), GFP_KERNEL
);
906 ret
= qlcnic_get_pci_info(adapter
, pci_info
);
911 static bool qlcnic_port_eswitch_cfg_capability(struct qlcnic_adapter
*adapter
)
915 if (qlcnic_84xx_check(adapter
)) {
917 } else if (qlcnic_83xx_check(adapter
)) {
918 if (adapter
->ahw
->extra_capability
[0] &
919 QLCNIC_FW_CAPABILITY_2_PER_PORT_ESWITCH_CFG
)
928 int qlcnic_init_pci_info(struct qlcnic_adapter
*adapter
)
930 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
931 struct qlcnic_pci_info
*pci_info
;
932 int i
, id
= 0, ret
= 0, j
= 0;
936 pci_info
= kcalloc(ahw
->max_vnic_func
, sizeof(*pci_info
), GFP_KERNEL
);
940 ret
= qlcnic_get_pci_info(adapter
, pci_info
);
944 act_pci_func
= ahw
->total_nic_func
;
946 adapter
->npars
= kzalloc(sizeof(struct qlcnic_npar_info
) *
947 act_pci_func
, GFP_KERNEL
);
948 if (!adapter
->npars
) {
953 adapter
->eswitch
= kzalloc(sizeof(struct qlcnic_eswitch
) *
954 QLCNIC_NIU_MAX_XG_PORTS
, GFP_KERNEL
);
955 if (!adapter
->eswitch
) {
960 for (i
= 0; i
< ahw
->max_vnic_func
; i
++) {
961 pfn
= pci_info
[i
].id
;
963 if (pfn
>= ahw
->max_vnic_func
) {
964 ret
= QL_STATUS_INVALID_PARAM
;
968 if (!pci_info
[i
].active
||
969 (pci_info
[i
].type
!= QLCNIC_TYPE_NIC
))
972 if (qlcnic_port_eswitch_cfg_capability(adapter
)) {
973 if (!qlcnic_83xx_set_port_eswitch_status(adapter
, pfn
,
975 adapter
->npars
[j
].eswitch_status
= true;
979 adapter
->npars
[j
].eswitch_status
= true;
982 adapter
->npars
[j
].pci_func
= pfn
;
983 adapter
->npars
[j
].active
= (u8
)pci_info
[i
].active
;
984 adapter
->npars
[j
].type
= (u8
)pci_info
[i
].type
;
985 adapter
->npars
[j
].phy_port
= (u8
)pci_info
[i
].default_port
;
986 adapter
->npars
[j
].min_bw
= pci_info
[i
].tx_min_bw
;
987 adapter
->npars
[j
].max_bw
= pci_info
[i
].tx_max_bw
;
989 memcpy(&adapter
->npars
[j
].mac
, &pci_info
[i
].mac
, ETH_ALEN
);
993 /* Update eSwitch status for adapters without per port eSwitch
994 * configuration capability
996 if (!qlcnic_port_eswitch_cfg_capability(adapter
)) {
997 for (i
= 0; i
< QLCNIC_NIU_MAX_XG_PORTS
; i
++)
998 adapter
->eswitch
[i
].flags
|= QLCNIC_SWITCH_ENABLE
;
1005 kfree(adapter
->eswitch
);
1006 adapter
->eswitch
= NULL
;
1008 kfree(adapter
->npars
);
1009 adapter
->npars
= NULL
;
1017 qlcnic_set_function_modes(struct qlcnic_adapter
*adapter
)
1021 u32 data
= QLCNIC_MGMT_FUNC
;
1022 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
1024 ret
= qlcnic_api_lock(adapter
);
1029 data
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_DRV_OP_MODE
);
1030 data
= (data
& ~QLC_DEV_SET_DRV(0xf, id
)) |
1031 QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC
, id
);
1032 QLC_SHARED_REG_WR32(adapter
, QLCNIC_DRV_OP_MODE
, data
);
1033 qlcnic_api_unlock(adapter
);
1038 static void qlcnic_check_vf(struct qlcnic_adapter
*adapter
,
1039 const struct pci_device_id
*ent
)
1041 u32 op_mode
, priv_level
;
1043 /* Determine FW API version */
1044 adapter
->ahw
->fw_hal_version
= QLC_SHARED_REG_RD32(adapter
,
1047 /* Find PCI function number */
1048 qlcnic_get_func_no(adapter
);
1050 /* Determine function privilege level */
1051 op_mode
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_DRV_OP_MODE
);
1052 if (op_mode
== QLC_DEV_DRV_DEFAULT
)
1053 priv_level
= QLCNIC_MGMT_FUNC
;
1055 priv_level
= QLC_DEV_GET_DRV(op_mode
, adapter
->ahw
->pci_func
);
1057 if (priv_level
== QLCNIC_NON_PRIV_FUNC
) {
1058 adapter
->ahw
->op_mode
= QLCNIC_NON_PRIV_FUNC
;
1059 dev_info(&adapter
->pdev
->dev
,
1060 "HAL Version: %d Non Privileged function\n",
1061 adapter
->ahw
->fw_hal_version
);
1062 adapter
->nic_ops
= &qlcnic_vf_ops
;
1064 adapter
->nic_ops
= &qlcnic_ops
;
1067 #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL
1068 #define QLCNIC_83XX_BAR0_LENGTH 0x4000
1069 static void qlcnic_get_bar_length(u32 dev_id
, ulong
*bar
)
1072 case PCI_DEVICE_ID_QLOGIC_QLE824X
:
1073 *bar
= QLCNIC_82XX_BAR0_LENGTH
;
1075 case PCI_DEVICE_ID_QLOGIC_QLE834X
:
1076 case PCI_DEVICE_ID_QLOGIC_QLE844X
:
1077 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X
:
1078 case PCI_DEVICE_ID_QLOGIC_VF_QLE844X
:
1079 *bar
= QLCNIC_83XX_BAR0_LENGTH
;
1086 static int qlcnic_setup_pci_map(struct pci_dev
*pdev
,
1087 struct qlcnic_hardware_context
*ahw
)
1090 void __iomem
*mem_ptr0
= NULL
;
1091 unsigned long mem_len
, pci_len0
= 0, bar0_len
;
1093 /* remap phys address */
1094 mem_len
= pci_resource_len(pdev
, 0);
1096 qlcnic_get_bar_length(pdev
->device
, &bar0_len
);
1097 if (mem_len
>= bar0_len
) {
1099 mem_ptr0
= pci_ioremap_bar(pdev
, 0);
1100 if (mem_ptr0
== NULL
) {
1101 dev_err(&pdev
->dev
, "failed to map PCI bar 0\n");
1109 dev_info(&pdev
->dev
, "%dKB memory map\n", (int)(mem_len
>> 10));
1111 ahw
->pci_base0
= mem_ptr0
;
1112 ahw
->pci_len0
= pci_len0
;
1113 offset
= QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw
->pci_func
));
1114 qlcnic_get_ioaddr(ahw
, offset
);
1119 static bool qlcnic_validate_subsystem_id(struct qlcnic_adapter
*adapter
,
1122 struct pci_dev
*pdev
= adapter
->pdev
;
1123 unsigned short subsystem_vendor
;
1126 subsystem_vendor
= pdev
->subsystem_vendor
;
1128 if (pdev
->device
== PCI_DEVICE_ID_QLOGIC_QLE824X
||
1129 pdev
->device
== PCI_DEVICE_ID_QLOGIC_QLE834X
) {
1130 if (qlcnic_boards
[index
].sub_vendor
== subsystem_vendor
&&
1131 qlcnic_boards
[index
].sub_device
== pdev
->subsystem_device
)
1140 static void qlcnic_get_board_name(struct qlcnic_adapter
*adapter
, char *name
)
1142 struct pci_dev
*pdev
= adapter
->pdev
;
1145 for (i
= 0; i
< NUM_SUPPORTED_BOARDS
; ++i
) {
1146 if (qlcnic_boards
[i
].vendor
== pdev
->vendor
&&
1147 qlcnic_boards
[i
].device
== pdev
->device
&&
1148 qlcnic_validate_subsystem_id(adapter
, i
)) {
1155 sprintf(name
, "%pM Gigabit Ethernet", adapter
->mac_addr
);
1157 sprintf(name
, "%pM: %s" , adapter
->mac_addr
,
1158 qlcnic_boards
[i
].short_name
);
1162 qlcnic_check_options(struct qlcnic_adapter
*adapter
)
1165 u32 fw_major
, fw_minor
, fw_build
, prev_fw_version
;
1166 struct pci_dev
*pdev
= adapter
->pdev
;
1167 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
1168 struct qlcnic_fw_dump
*fw_dump
= &ahw
->fw_dump
;
1170 prev_fw_version
= adapter
->fw_version
;
1172 fw_major
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_FW_VERSION_MAJOR
);
1173 fw_minor
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_FW_VERSION_MINOR
);
1174 fw_build
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_FW_VERSION_SUB
);
1176 adapter
->fw_version
= QLCNIC_VERSION_CODE(fw_major
, fw_minor
, fw_build
);
1178 err
= qlcnic_get_board_info(adapter
);
1180 dev_err(&pdev
->dev
, "Error getting board config info.\n");
1183 if (ahw
->op_mode
!= QLCNIC_NON_PRIV_FUNC
) {
1184 if (fw_dump
->tmpl_hdr
== NULL
||
1185 adapter
->fw_version
> prev_fw_version
) {
1186 if (fw_dump
->tmpl_hdr
)
1187 vfree(fw_dump
->tmpl_hdr
);
1188 if (!qlcnic_fw_cmd_get_minidump_temp(adapter
))
1189 dev_info(&pdev
->dev
,
1190 "Supports FW dump capability\n");
1194 dev_info(&pdev
->dev
, "Driver v%s, firmware v%d.%d.%d\n",
1195 QLCNIC_LINUX_VERSIONID
, fw_major
, fw_minor
, fw_build
);
1197 if (adapter
->ahw
->port_type
== QLCNIC_XGBE
) {
1198 if (adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) {
1199 adapter
->num_rxd
= DEFAULT_RCV_DESCRIPTORS_VF
;
1200 adapter
->max_rxd
= MAX_RCV_DESCRIPTORS_VF
;
1202 adapter
->num_rxd
= DEFAULT_RCV_DESCRIPTORS_10G
;
1203 adapter
->max_rxd
= MAX_RCV_DESCRIPTORS_10G
;
1206 adapter
->num_jumbo_rxd
= MAX_JUMBO_RCV_DESCRIPTORS_10G
;
1207 adapter
->max_jumbo_rxd
= MAX_JUMBO_RCV_DESCRIPTORS_10G
;
1209 } else if (adapter
->ahw
->port_type
== QLCNIC_GBE
) {
1210 adapter
->num_rxd
= DEFAULT_RCV_DESCRIPTORS_1G
;
1211 adapter
->num_jumbo_rxd
= MAX_JUMBO_RCV_DESCRIPTORS_1G
;
1212 adapter
->max_jumbo_rxd
= MAX_JUMBO_RCV_DESCRIPTORS_1G
;
1213 adapter
->max_rxd
= MAX_RCV_DESCRIPTORS_1G
;
1216 adapter
->ahw
->msix_supported
= !!qlcnic_use_msi_x
;
1218 adapter
->num_txd
= MAX_CMD_DESCRIPTORS
;
1220 adapter
->max_rds_rings
= MAX_RDS_RINGS
;
1224 qlcnic_initialize_nic(struct qlcnic_adapter
*adapter
)
1226 struct qlcnic_info nic_info
;
1229 memset(&nic_info
, 0, sizeof(struct qlcnic_info
));
1230 err
= qlcnic_get_nic_info(adapter
, &nic_info
, adapter
->ahw
->pci_func
);
1234 adapter
->ahw
->physical_port
= (u8
)nic_info
.phys_port
;
1235 adapter
->ahw
->switch_mode
= nic_info
.switch_mode
;
1236 adapter
->ahw
->max_tx_ques
= nic_info
.max_tx_ques
;
1237 adapter
->ahw
->max_rx_ques
= nic_info
.max_rx_ques
;
1238 adapter
->ahw
->capabilities
= nic_info
.capabilities
;
1240 if (adapter
->ahw
->capabilities
& QLCNIC_FW_CAPABILITY_MORE_CAPS
) {
1242 temp
= QLCRD32(adapter
, CRB_FW_CAPABILITIES_2
, &err
);
1245 adapter
->ahw
->extra_capability
[0] = temp
;
1247 adapter
->ahw
->extra_capability
[0] = 0;
1250 adapter
->ahw
->max_mac_filters
= nic_info
.max_mac_filters
;
1251 adapter
->ahw
->max_mtu
= nic_info
.max_mtu
;
1253 if (adapter
->ahw
->capabilities
& BIT_6
) {
1254 adapter
->flags
|= QLCNIC_ESWITCH_ENABLED
;
1255 adapter
->ahw
->nic_mode
= QLCNIC_VNIC_MODE
;
1256 adapter
->max_tx_rings
= QLCNIC_MAX_HW_VNIC_TX_RINGS
;
1257 adapter
->max_sds_rings
= QLCNIC_MAX_VNIC_SDS_RINGS
;
1259 dev_info(&adapter
->pdev
->dev
, "vNIC mode enabled.\n");
1261 adapter
->ahw
->nic_mode
= QLCNIC_DEFAULT_MODE
;
1262 adapter
->max_tx_rings
= QLCNIC_MAX_HW_TX_RINGS
;
1263 adapter
->max_sds_rings
= QLCNIC_MAX_SDS_RINGS
;
1264 adapter
->flags
&= ~QLCNIC_ESWITCH_ENABLED
;
1270 void qlcnic_set_vlan_config(struct qlcnic_adapter
*adapter
,
1271 struct qlcnic_esw_func_cfg
*esw_cfg
)
1273 if (esw_cfg
->discard_tagged
)
1274 adapter
->flags
&= ~QLCNIC_TAGGING_ENABLED
;
1276 adapter
->flags
|= QLCNIC_TAGGING_ENABLED
;
1278 if (esw_cfg
->vlan_id
) {
1279 adapter
->rx_pvid
= esw_cfg
->vlan_id
;
1280 adapter
->tx_pvid
= esw_cfg
->vlan_id
;
1282 adapter
->rx_pvid
= 0;
1283 adapter
->tx_pvid
= 0;
1288 qlcnic_vlan_rx_add(struct net_device
*netdev
, __be16 proto
, u16 vid
)
1290 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1293 if (qlcnic_sriov_vf_check(adapter
)) {
1294 err
= qlcnic_sriov_cfg_vf_guest_vlan(adapter
, vid
, 1);
1297 "Cannot add VLAN filter for VLAN id %d, err=%d",
1303 set_bit(vid
, adapter
->vlans
);
1308 qlcnic_vlan_rx_del(struct net_device
*netdev
, __be16 proto
, u16 vid
)
1310 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1313 if (qlcnic_sriov_vf_check(adapter
)) {
1314 err
= qlcnic_sriov_cfg_vf_guest_vlan(adapter
, vid
, 0);
1317 "Cannot delete VLAN filter for VLAN id %d, err=%d",
1323 qlcnic_restore_indev_addr(netdev
, NETDEV_DOWN
);
1324 clear_bit(vid
, adapter
->vlans
);
1328 void qlcnic_set_eswitch_port_features(struct qlcnic_adapter
*adapter
,
1329 struct qlcnic_esw_func_cfg
*esw_cfg
)
1331 adapter
->flags
&= ~(QLCNIC_MACSPOOF
| QLCNIC_MAC_OVERRIDE_DISABLED
|
1332 QLCNIC_PROMISC_DISABLED
);
1334 if (esw_cfg
->mac_anti_spoof
)
1335 adapter
->flags
|= QLCNIC_MACSPOOF
;
1337 if (!esw_cfg
->mac_override
)
1338 adapter
->flags
|= QLCNIC_MAC_OVERRIDE_DISABLED
;
1340 if (!esw_cfg
->promisc_mode
)
1341 adapter
->flags
|= QLCNIC_PROMISC_DISABLED
;
1344 int qlcnic_set_eswitch_port_config(struct qlcnic_adapter
*adapter
)
1346 struct qlcnic_esw_func_cfg esw_cfg
;
1348 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
))
1351 esw_cfg
.pci_func
= adapter
->ahw
->pci_func
;
1352 if (qlcnic_get_eswitch_port_config(adapter
, &esw_cfg
))
1354 qlcnic_set_vlan_config(adapter
, &esw_cfg
);
1355 qlcnic_set_eswitch_port_features(adapter
, &esw_cfg
);
1356 qlcnic_set_netdev_features(adapter
, &esw_cfg
);
1361 void qlcnic_set_netdev_features(struct qlcnic_adapter
*adapter
,
1362 struct qlcnic_esw_func_cfg
*esw_cfg
)
1364 struct net_device
*netdev
= adapter
->netdev
;
1366 if (qlcnic_83xx_check(adapter
))
1369 adapter
->offload_flags
= esw_cfg
->offload_flags
;
1370 adapter
->flags
|= QLCNIC_APP_CHANGED_FLAGS
;
1371 netdev_update_features(netdev
);
1372 adapter
->flags
&= ~QLCNIC_APP_CHANGED_FLAGS
;
1376 qlcnic_check_eswitch_mode(struct qlcnic_adapter
*adapter
)
1378 u32 op_mode
, priv_level
;
1381 err
= qlcnic_initialize_nic(adapter
);
1385 if (adapter
->flags
& QLCNIC_ADAPTER_INITIALIZED
)
1388 op_mode
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_DRV_OP_MODE
);
1389 priv_level
= QLC_DEV_GET_DRV(op_mode
, adapter
->ahw
->pci_func
);
1391 if (op_mode
== QLC_DEV_DRV_DEFAULT
)
1392 priv_level
= QLCNIC_MGMT_FUNC
;
1394 priv_level
= QLC_DEV_GET_DRV(op_mode
, adapter
->ahw
->pci_func
);
1396 if (adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) {
1397 if (priv_level
== QLCNIC_MGMT_FUNC
) {
1398 adapter
->ahw
->op_mode
= QLCNIC_MGMT_FUNC
;
1399 err
= qlcnic_init_pci_info(adapter
);
1402 /* Set privilege level for other functions */
1403 qlcnic_set_function_modes(adapter
);
1404 dev_info(&adapter
->pdev
->dev
,
1405 "HAL Version: %d, Management function\n",
1406 adapter
->ahw
->fw_hal_version
);
1407 } else if (priv_level
== QLCNIC_PRIV_FUNC
) {
1408 adapter
->ahw
->op_mode
= QLCNIC_PRIV_FUNC
;
1409 dev_info(&adapter
->pdev
->dev
,
1410 "HAL Version: %d, Privileged function\n",
1411 adapter
->ahw
->fw_hal_version
);
1414 adapter
->ahw
->nic_mode
= QLCNIC_DEFAULT_MODE
;
1417 adapter
->flags
|= QLCNIC_ADAPTER_INITIALIZED
;
1422 int qlcnic_set_default_offload_settings(struct qlcnic_adapter
*adapter
)
1424 struct qlcnic_esw_func_cfg esw_cfg
;
1425 struct qlcnic_npar_info
*npar
;
1428 if (adapter
->need_fw_reset
)
1431 for (i
= 0; i
< adapter
->ahw
->total_nic_func
; i
++) {
1432 if (!adapter
->npars
[i
].eswitch_status
)
1435 memset(&esw_cfg
, 0, sizeof(struct qlcnic_esw_func_cfg
));
1436 esw_cfg
.pci_func
= adapter
->npars
[i
].pci_func
;
1437 esw_cfg
.mac_override
= BIT_0
;
1438 esw_cfg
.promisc_mode
= BIT_0
;
1439 if (qlcnic_82xx_check(adapter
)) {
1440 esw_cfg
.offload_flags
= BIT_0
;
1441 if (QLCNIC_IS_TSO_CAPABLE(adapter
))
1442 esw_cfg
.offload_flags
|= (BIT_1
| BIT_2
);
1444 if (qlcnic_config_switch_port(adapter
, &esw_cfg
))
1446 npar
= &adapter
->npars
[i
];
1447 npar
->pvid
= esw_cfg
.vlan_id
;
1448 npar
->mac_override
= esw_cfg
.mac_override
;
1449 npar
->mac_anti_spoof
= esw_cfg
.mac_anti_spoof
;
1450 npar
->discard_tagged
= esw_cfg
.discard_tagged
;
1451 npar
->promisc_mode
= esw_cfg
.promisc_mode
;
1452 npar
->offload_flags
= esw_cfg
.offload_flags
;
1460 qlcnic_reset_eswitch_config(struct qlcnic_adapter
*adapter
,
1461 struct qlcnic_npar_info
*npar
, int pci_func
)
1463 struct qlcnic_esw_func_cfg esw_cfg
;
1464 esw_cfg
.op_mode
= QLCNIC_PORT_DEFAULTS
;
1465 esw_cfg
.pci_func
= pci_func
;
1466 esw_cfg
.vlan_id
= npar
->pvid
;
1467 esw_cfg
.mac_override
= npar
->mac_override
;
1468 esw_cfg
.discard_tagged
= npar
->discard_tagged
;
1469 esw_cfg
.mac_anti_spoof
= npar
->mac_anti_spoof
;
1470 esw_cfg
.offload_flags
= npar
->offload_flags
;
1471 esw_cfg
.promisc_mode
= npar
->promisc_mode
;
1472 if (qlcnic_config_switch_port(adapter
, &esw_cfg
))
1475 esw_cfg
.op_mode
= QLCNIC_ADD_VLAN
;
1476 if (qlcnic_config_switch_port(adapter
, &esw_cfg
))
1482 int qlcnic_reset_npar_config(struct qlcnic_adapter
*adapter
)
1485 struct qlcnic_npar_info
*npar
;
1486 struct qlcnic_info nic_info
;
1489 if (qlcnic_82xx_check(adapter
))
1490 if (!adapter
->need_fw_reset
)
1493 /* Set the NPAR config data after FW reset */
1494 for (i
= 0; i
< adapter
->ahw
->total_nic_func
; i
++) {
1495 npar
= &adapter
->npars
[i
];
1496 pci_func
= npar
->pci_func
;
1497 if (!adapter
->npars
[i
].eswitch_status
)
1500 memset(&nic_info
, 0, sizeof(struct qlcnic_info
));
1501 err
= qlcnic_get_nic_info(adapter
, &nic_info
, pci_func
);
1504 nic_info
.min_tx_bw
= npar
->min_bw
;
1505 nic_info
.max_tx_bw
= npar
->max_bw
;
1506 err
= qlcnic_set_nic_info(adapter
, &nic_info
);
1510 if (npar
->enable_pm
) {
1511 err
= qlcnic_config_port_mirroring(adapter
,
1517 err
= qlcnic_reset_eswitch_config(adapter
, npar
, pci_func
);
1524 static int qlcnic_check_npar_opertional(struct qlcnic_adapter
*adapter
)
1526 u8 npar_opt_timeo
= QLCNIC_DEV_NPAR_OPER_TIMEO
;
1529 if (adapter
->ahw
->op_mode
== QLCNIC_MGMT_FUNC
)
1532 npar_state
= QLC_SHARED_REG_RD32(adapter
,
1533 QLCNIC_CRB_DEV_NPAR_STATE
);
1534 while (npar_state
!= QLCNIC_DEV_NPAR_OPER
&& --npar_opt_timeo
) {
1536 npar_state
= QLC_SHARED_REG_RD32(adapter
,
1537 QLCNIC_CRB_DEV_NPAR_STATE
);
1539 if (!npar_opt_timeo
) {
1540 dev_err(&adapter
->pdev
->dev
,
1541 "Waiting for NPAR state to operational timeout\n");
1548 qlcnic_set_mgmt_operations(struct qlcnic_adapter
*adapter
)
1552 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) ||
1553 adapter
->ahw
->op_mode
!= QLCNIC_MGMT_FUNC
)
1556 err
= qlcnic_set_default_offload_settings(adapter
);
1560 err
= qlcnic_reset_npar_config(adapter
);
1564 qlcnic_dev_set_npar_ready(adapter
);
1569 static int qlcnic_82xx_start_firmware(struct qlcnic_adapter
*adapter
)
1573 err
= qlcnic_can_start_firmware(adapter
);
1577 goto check_fw_status
;
1579 if (qlcnic_load_fw_file
)
1580 qlcnic_request_firmware(adapter
);
1582 err
= qlcnic_check_flash_fw_ver(adapter
);
1586 adapter
->ahw
->fw_type
= QLCNIC_FLASH_ROMIMAGE
;
1589 err
= qlcnic_need_fw_reset(adapter
);
1591 goto check_fw_status
;
1593 err
= qlcnic_pinit_from_rom(adapter
);
1597 err
= qlcnic_load_firmware(adapter
);
1601 qlcnic_release_firmware(adapter
);
1602 QLCWR32(adapter
, CRB_DRIVER_VERSION
, QLCNIC_DRIVER_VERSION
);
1605 err
= qlcnic_check_fw_status(adapter
);
1609 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_READY
);
1610 qlcnic_idc_debug_info(adapter
, 1);
1611 err
= qlcnic_check_eswitch_mode(adapter
);
1613 dev_err(&adapter
->pdev
->dev
,
1614 "Memory allocation failed for eswitch\n");
1617 err
= qlcnic_set_mgmt_operations(adapter
);
1621 qlcnic_check_options(adapter
);
1622 adapter
->need_fw_reset
= 0;
1624 qlcnic_release_firmware(adapter
);
1628 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_FAILED
);
1629 dev_err(&adapter
->pdev
->dev
, "Device state set to failed\n");
1631 qlcnic_release_firmware(adapter
);
1636 qlcnic_request_irq(struct qlcnic_adapter
*adapter
)
1638 irq_handler_t handler
;
1639 struct qlcnic_host_sds_ring
*sds_ring
;
1640 struct qlcnic_host_tx_ring
*tx_ring
;
1641 int err
, ring
, num_sds_rings
;
1643 unsigned long flags
= 0;
1644 struct net_device
*netdev
= adapter
->netdev
;
1645 struct qlcnic_recv_context
*recv_ctx
= adapter
->recv_ctx
;
1647 if (adapter
->ahw
->diag_test
== QLCNIC_INTERRUPT_TEST
) {
1648 if (qlcnic_82xx_check(adapter
))
1649 handler
= qlcnic_tmp_intr
;
1651 handler
= qlcnic_83xx_tmp_intr
;
1652 if (!QLCNIC_IS_MSI_FAMILY(adapter
))
1653 flags
|= IRQF_SHARED
;
1656 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
)
1657 handler
= qlcnic_msix_intr
;
1658 else if (adapter
->flags
& QLCNIC_MSI_ENABLED
)
1659 handler
= qlcnic_msi_intr
;
1661 flags
|= IRQF_SHARED
;
1662 if (qlcnic_82xx_check(adapter
))
1663 handler
= qlcnic_intr
;
1665 handler
= qlcnic_83xx_intr
;
1668 adapter
->irq
= netdev
->irq
;
1670 if (adapter
->ahw
->diag_test
!= QLCNIC_LOOPBACK_TEST
) {
1671 if (qlcnic_82xx_check(adapter
) ||
1672 (qlcnic_83xx_check(adapter
) &&
1673 (adapter
->flags
& QLCNIC_MSIX_ENABLED
))) {
1674 num_sds_rings
= adapter
->drv_sds_rings
;
1675 for (ring
= 0; ring
< num_sds_rings
; ring
++) {
1676 sds_ring
= &recv_ctx
->sds_rings
[ring
];
1677 if (qlcnic_82xx_check(adapter
) &&
1678 !qlcnic_check_multi_tx(adapter
) &&
1679 (ring
== (num_sds_rings
- 1))) {
1680 if (!(adapter
->flags
&
1681 QLCNIC_MSIX_ENABLED
))
1682 snprintf(sds_ring
->name
,
1683 sizeof(sds_ring
->name
),
1686 snprintf(sds_ring
->name
,
1687 sizeof(sds_ring
->name
),
1689 netdev
->name
, ring
);
1691 snprintf(sds_ring
->name
,
1692 sizeof(sds_ring
->name
),
1694 netdev
->name
, ring
);
1696 err
= request_irq(sds_ring
->irq
, handler
, flags
,
1697 sds_ring
->name
, sds_ring
);
1702 if ((qlcnic_82xx_check(adapter
) &&
1703 qlcnic_check_multi_tx(adapter
)) ||
1704 (qlcnic_83xx_check(adapter
) &&
1705 (adapter
->flags
& QLCNIC_MSIX_ENABLED
) &&
1706 !(adapter
->flags
& QLCNIC_TX_INTR_SHARED
))) {
1707 handler
= qlcnic_msix_tx_intr
;
1708 for (ring
= 0; ring
< adapter
->drv_tx_rings
;
1710 tx_ring
= &adapter
->tx_ring
[ring
];
1711 snprintf(tx_ring
->name
, sizeof(tx_ring
->name
),
1712 "%s-tx-%d", netdev
->name
, ring
);
1713 err
= request_irq(tx_ring
->irq
, handler
, flags
,
1714 tx_ring
->name
, tx_ring
);
1724 qlcnic_free_irq(struct qlcnic_adapter
*adapter
)
1727 struct qlcnic_host_sds_ring
*sds_ring
;
1728 struct qlcnic_host_tx_ring
*tx_ring
;
1730 struct qlcnic_recv_context
*recv_ctx
= adapter
->recv_ctx
;
1732 if (adapter
->ahw
->diag_test
!= QLCNIC_LOOPBACK_TEST
) {
1733 if (qlcnic_82xx_check(adapter
) ||
1734 (qlcnic_83xx_check(adapter
) &&
1735 (adapter
->flags
& QLCNIC_MSIX_ENABLED
))) {
1736 for (ring
= 0; ring
< adapter
->drv_sds_rings
; ring
++) {
1737 sds_ring
= &recv_ctx
->sds_rings
[ring
];
1738 free_irq(sds_ring
->irq
, sds_ring
);
1741 if ((qlcnic_83xx_check(adapter
) &&
1742 !(adapter
->flags
& QLCNIC_TX_INTR_SHARED
)) ||
1743 (qlcnic_82xx_check(adapter
) &&
1744 qlcnic_check_multi_tx(adapter
))) {
1745 for (ring
= 0; ring
< adapter
->drv_tx_rings
;
1747 tx_ring
= &adapter
->tx_ring
[ring
];
1749 free_irq(tx_ring
->irq
, tx_ring
);
1755 static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter
*adapter
)
1759 if (qlcnic_82xx_check(adapter
)) {
1760 if (adapter
->ahw
->extra_capability
[0] &
1761 QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG
)
1762 adapter
->flags
|= QLCNIC_FW_LRO_MSS_CAP
;
1764 capab
= adapter
->ahw
->capabilities
;
1765 if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab
))
1766 adapter
->flags
|= QLCNIC_FW_LRO_MSS_CAP
;
1770 static int qlcnic_config_def_intr_coalesce(struct qlcnic_adapter
*adapter
)
1772 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
1775 /* Initialize interrupt coalesce parameters */
1776 ahw
->coal
.flag
= QLCNIC_INTR_DEFAULT
;
1778 if (qlcnic_83xx_check(adapter
)) {
1779 ahw
->coal
.type
= QLCNIC_INTR_COAL_TYPE_RX_TX
;
1780 ahw
->coal
.tx_time_us
= QLCNIC_DEF_INTR_COALESCE_TX_TIME_US
;
1781 ahw
->coal
.tx_packets
= QLCNIC_DEF_INTR_COALESCE_TX_PACKETS
;
1782 ahw
->coal
.rx_time_us
= QLCNIC_DEF_INTR_COALESCE_RX_TIME_US
;
1783 ahw
->coal
.rx_packets
= QLCNIC_DEF_INTR_COALESCE_RX_PACKETS
;
1785 err
= qlcnic_83xx_set_rx_tx_intr_coal(adapter
);
1787 ahw
->coal
.type
= QLCNIC_INTR_COAL_TYPE_RX
;
1788 ahw
->coal
.rx_time_us
= QLCNIC_DEF_INTR_COALESCE_RX_TIME_US
;
1789 ahw
->coal
.rx_packets
= QLCNIC_DEF_INTR_COALESCE_RX_PACKETS
;
1791 err
= qlcnic_82xx_set_rx_coalesce(adapter
);
1797 int __qlcnic_up(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1800 struct qlcnic_host_rds_ring
*rds_ring
;
1802 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
1805 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
1808 if (qlcnic_set_eswitch_port_config(adapter
))
1811 qlcnic_get_lro_mss_capability(adapter
);
1813 if (qlcnic_fw_create_ctx(adapter
))
1816 for (ring
= 0; ring
< adapter
->max_rds_rings
; ring
++) {
1817 rds_ring
= &adapter
->recv_ctx
->rds_rings
[ring
];
1818 qlcnic_post_rx_buffers(adapter
, rds_ring
, ring
);
1821 qlcnic_set_multi(netdev
);
1822 qlcnic_fw_cmd_set_mtu(adapter
, netdev
->mtu
);
1824 adapter
->ahw
->linkup
= 0;
1826 if (adapter
->drv_sds_rings
> 1)
1827 qlcnic_config_rss(adapter
, 1);
1829 qlcnic_config_def_intr_coalesce(adapter
);
1831 if (netdev
->features
& NETIF_F_LRO
)
1832 qlcnic_config_hw_lro(adapter
, QLCNIC_LRO_ENABLED
);
1834 set_bit(__QLCNIC_DEV_UP
, &adapter
->state
);
1835 qlcnic_napi_enable(adapter
);
1837 qlcnic_linkevent_request(adapter
, 1);
1839 adapter
->ahw
->reset_context
= 0;
1840 netif_tx_start_all_queues(netdev
);
1844 int qlcnic_up(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1849 if (netif_running(netdev
))
1850 err
= __qlcnic_up(adapter
, netdev
);
1856 void __qlcnic_down(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1860 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
1863 if (!test_and_clear_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
1866 if (qlcnic_sriov_vf_check(adapter
))
1867 qlcnic_sriov_cleanup_async_list(&adapter
->ahw
->sriov
->bc
);
1869 netif_carrier_off(netdev
);
1870 adapter
->ahw
->linkup
= 0;
1871 netif_tx_disable(netdev
);
1873 qlcnic_free_mac_list(adapter
);
1875 if (adapter
->fhash
.fnum
)
1876 qlcnic_delete_lb_filters(adapter
);
1878 qlcnic_nic_set_promisc(adapter
, QLCNIC_NIU_NON_PROMISC_MODE
);
1880 qlcnic_napi_disable(adapter
);
1882 qlcnic_fw_destroy_ctx(adapter
);
1883 adapter
->flags
&= ~QLCNIC_FW_LRO_MSS_CAP
;
1885 qlcnic_reset_rx_buffers_list(adapter
);
1887 for (ring
= 0; ring
< adapter
->drv_tx_rings
; ring
++)
1888 qlcnic_release_tx_buffers(adapter
, &adapter
->tx_ring
[ring
]);
1891 /* Usage: During suspend and firmware recovery module */
1893 void qlcnic_down(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1896 if (netif_running(netdev
))
1897 __qlcnic_down(adapter
, netdev
);
1903 qlcnic_attach(struct qlcnic_adapter
*adapter
)
1905 struct net_device
*netdev
= adapter
->netdev
;
1906 struct pci_dev
*pdev
= adapter
->pdev
;
1909 if (adapter
->is_up
== QLCNIC_ADAPTER_UP_MAGIC
)
1912 err
= qlcnic_napi_add(adapter
, netdev
);
1916 err
= qlcnic_alloc_sw_resources(adapter
);
1918 dev_err(&pdev
->dev
, "Error in setting sw resources\n");
1919 goto err_out_napi_del
;
1922 err
= qlcnic_alloc_hw_resources(adapter
);
1924 dev_err(&pdev
->dev
, "Error in setting hw resources\n");
1925 goto err_out_free_sw
;
1928 err
= qlcnic_request_irq(adapter
);
1930 dev_err(&pdev
->dev
, "failed to setup interrupt\n");
1931 goto err_out_free_hw
;
1934 qlcnic_create_sysfs_entries(adapter
);
1936 adapter
->is_up
= QLCNIC_ADAPTER_UP_MAGIC
;
1940 qlcnic_free_hw_resources(adapter
);
1942 qlcnic_free_sw_resources(adapter
);
1944 qlcnic_napi_del(adapter
);
1948 void qlcnic_detach(struct qlcnic_adapter
*adapter
)
1950 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
1953 qlcnic_remove_sysfs_entries(adapter
);
1955 qlcnic_free_hw_resources(adapter
);
1956 qlcnic_release_rx_buffers(adapter
);
1957 qlcnic_free_irq(adapter
);
1958 qlcnic_napi_del(adapter
);
1959 qlcnic_free_sw_resources(adapter
);
1964 void qlcnic_diag_free_res(struct net_device
*netdev
, int drv_sds_rings
)
1966 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1967 struct qlcnic_host_sds_ring
*sds_ring
;
1968 int drv_tx_rings
= adapter
->drv_tx_rings
;
1971 clear_bit(__QLCNIC_DEV_UP
, &adapter
->state
);
1972 if (adapter
->ahw
->diag_test
== QLCNIC_INTERRUPT_TEST
) {
1973 for (ring
= 0; ring
< adapter
->drv_sds_rings
; ring
++) {
1974 sds_ring
= &adapter
->recv_ctx
->sds_rings
[ring
];
1975 qlcnic_disable_sds_intr(adapter
, sds_ring
);
1979 qlcnic_fw_destroy_ctx(adapter
);
1981 qlcnic_detach(adapter
);
1983 adapter
->ahw
->diag_test
= 0;
1984 adapter
->drv_sds_rings
= drv_sds_rings
;
1985 adapter
->drv_tx_rings
= drv_tx_rings
;
1987 if (qlcnic_attach(adapter
))
1990 if (netif_running(netdev
))
1991 __qlcnic_up(adapter
, netdev
);
1993 netif_device_attach(netdev
);
1996 static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter
*adapter
)
2000 adapter
->recv_ctx
= kzalloc(sizeof(struct qlcnic_recv_context
),
2002 if (!adapter
->recv_ctx
) {
2008 memset(&adapter
->stats
, 0, sizeof(adapter
->stats
));
2013 static void qlcnic_free_adapter_resources(struct qlcnic_adapter
*adapter
)
2015 kfree(adapter
->recv_ctx
);
2016 adapter
->recv_ctx
= NULL
;
2018 if (adapter
->ahw
->fw_dump
.tmpl_hdr
) {
2019 vfree(adapter
->ahw
->fw_dump
.tmpl_hdr
);
2020 adapter
->ahw
->fw_dump
.tmpl_hdr
= NULL
;
2023 kfree(adapter
->ahw
->reset
.buff
);
2024 adapter
->ahw
->fw_dump
.tmpl_hdr
= NULL
;
2027 int qlcnic_diag_alloc_res(struct net_device
*netdev
, int test
)
2029 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2030 struct qlcnic_host_sds_ring
*sds_ring
;
2031 struct qlcnic_host_rds_ring
*rds_ring
;
2035 netif_device_detach(netdev
);
2037 if (netif_running(netdev
))
2038 __qlcnic_down(adapter
, netdev
);
2040 qlcnic_detach(adapter
);
2042 adapter
->drv_sds_rings
= QLCNIC_SINGLE_RING
;
2043 adapter
->ahw
->diag_test
= test
;
2044 adapter
->ahw
->linkup
= 0;
2046 ret
= qlcnic_attach(adapter
);
2048 netif_device_attach(netdev
);
2052 ret
= qlcnic_fw_create_ctx(adapter
);
2054 qlcnic_detach(adapter
);
2055 netif_device_attach(netdev
);
2059 for (ring
= 0; ring
< adapter
->max_rds_rings
; ring
++) {
2060 rds_ring
= &adapter
->recv_ctx
->rds_rings
[ring
];
2061 qlcnic_post_rx_buffers(adapter
, rds_ring
, ring
);
2064 if (adapter
->ahw
->diag_test
== QLCNIC_INTERRUPT_TEST
) {
2065 for (ring
= 0; ring
< adapter
->drv_sds_rings
; ring
++) {
2066 sds_ring
= &adapter
->recv_ctx
->sds_rings
[ring
];
2067 qlcnic_enable_sds_intr(adapter
, sds_ring
);
2071 if (adapter
->ahw
->diag_test
== QLCNIC_LOOPBACK_TEST
) {
2072 adapter
->ahw
->loopback_state
= 0;
2073 qlcnic_linkevent_request(adapter
, 1);
2076 set_bit(__QLCNIC_DEV_UP
, &adapter
->state
);
2081 /* Reset context in hardware only */
2083 qlcnic_reset_hw_context(struct qlcnic_adapter
*adapter
)
2085 struct net_device
*netdev
= adapter
->netdev
;
2087 if (test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
))
2090 netif_device_detach(netdev
);
2092 qlcnic_down(adapter
, netdev
);
2094 qlcnic_up(adapter
, netdev
);
2096 netif_device_attach(netdev
);
2098 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
2099 netdev_info(adapter
->netdev
, "%s: soft reset complete\n", __func__
);
2104 qlcnic_reset_context(struct qlcnic_adapter
*adapter
)
2107 struct net_device
*netdev
= adapter
->netdev
;
2109 if (test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
))
2112 if (adapter
->is_up
== QLCNIC_ADAPTER_UP_MAGIC
) {
2114 netif_device_detach(netdev
);
2116 if (netif_running(netdev
))
2117 __qlcnic_down(adapter
, netdev
);
2119 qlcnic_detach(adapter
);
2121 if (netif_running(netdev
)) {
2122 err
= qlcnic_attach(adapter
);
2124 __qlcnic_up(adapter
, netdev
);
2125 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
2129 netif_device_attach(netdev
);
2132 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
2136 static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter
*adapter
)
2138 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
2139 u16 act_pci_fn
= ahw
->total_nic_func
;
2142 ahw
->max_mc_count
= QLCNIC_MAX_MC_COUNT
;
2143 if (act_pci_fn
<= 2)
2144 count
= (QLCNIC_MAX_UC_COUNT
- QLCNIC_MAX_MC_COUNT
) /
2147 count
= (QLCNIC_LB_MAX_FILTERS
- QLCNIC_MAX_MC_COUNT
) /
2149 ahw
->max_uc_count
= count
;
2153 qlcnic_setup_netdev(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
,
2157 struct pci_dev
*pdev
= adapter
->pdev
;
2159 adapter
->rx_csum
= 1;
2160 adapter
->ahw
->mc_enabled
= 0;
2161 qlcnic_set_mac_filter_count(adapter
);
2163 netdev
->netdev_ops
= &qlcnic_netdev_ops
;
2164 netdev
->watchdog_timeo
= QLCNIC_WATCHDOG_TIMEOUTVALUE
* HZ
;
2166 qlcnic_change_mtu(netdev
, netdev
->mtu
);
2168 if (qlcnic_sriov_vf_check(adapter
))
2169 SET_ETHTOOL_OPS(netdev
, &qlcnic_sriov_vf_ethtool_ops
);
2171 SET_ETHTOOL_OPS(netdev
, &qlcnic_ethtool_ops
);
2173 netdev
->features
|= (NETIF_F_SG
| NETIF_F_IP_CSUM
| NETIF_F_RXCSUM
|
2174 NETIF_F_IPV6_CSUM
| NETIF_F_GRO
|
2175 NETIF_F_HW_VLAN_CTAG_RX
);
2176 netdev
->vlan_features
|= (NETIF_F_SG
| NETIF_F_IP_CSUM
|
2179 if (QLCNIC_IS_TSO_CAPABLE(adapter
)) {
2180 netdev
->features
|= (NETIF_F_TSO
| NETIF_F_TSO6
);
2181 netdev
->vlan_features
|= (NETIF_F_TSO
| NETIF_F_TSO6
);
2184 if (pci_using_dac
) {
2185 netdev
->features
|= NETIF_F_HIGHDMA
;
2186 netdev
->vlan_features
|= NETIF_F_HIGHDMA
;
2189 if (qlcnic_vlan_tx_check(adapter
))
2190 netdev
->features
|= (NETIF_F_HW_VLAN_CTAG_TX
);
2192 if (qlcnic_sriov_vf_check(adapter
))
2193 netdev
->features
|= NETIF_F_HW_VLAN_CTAG_FILTER
;
2195 if (adapter
->ahw
->capabilities
& QLCNIC_FW_CAPABILITY_HW_LRO
)
2196 netdev
->features
|= NETIF_F_LRO
;
2198 netdev
->hw_features
= netdev
->features
;
2199 netdev
->priv_flags
|= IFF_UNICAST_FLT
;
2200 netdev
->irq
= adapter
->msix_entries
[0].vector
;
2202 err
= qlcnic_set_real_num_queues(adapter
, netdev
);
2206 err
= register_netdev(netdev
);
2208 dev_err(&pdev
->dev
, "failed to register net device\n");
2212 qlcnic_dcb_init_dcbnl_ops(adapter
->dcb
);
2217 static int qlcnic_set_dma_mask(struct pci_dev
*pdev
, int *pci_using_dac
)
2219 if (!pci_set_dma_mask(pdev
, DMA_BIT_MASK(64)) &&
2220 !pci_set_consistent_dma_mask(pdev
, DMA_BIT_MASK(64)))
2222 else if (!pci_set_dma_mask(pdev
, DMA_BIT_MASK(32)) &&
2223 !pci_set_consistent_dma_mask(pdev
, DMA_BIT_MASK(32)))
2226 dev_err(&pdev
->dev
, "Unable to set DMA mask, aborting\n");
2233 void qlcnic_free_tx_rings(struct qlcnic_adapter
*adapter
)
2236 struct qlcnic_host_tx_ring
*tx_ring
;
2238 for (ring
= 0; ring
< adapter
->drv_tx_rings
; ring
++) {
2239 tx_ring
= &adapter
->tx_ring
[ring
];
2240 if (tx_ring
&& tx_ring
->cmd_buf_arr
!= NULL
) {
2241 vfree(tx_ring
->cmd_buf_arr
);
2242 tx_ring
->cmd_buf_arr
= NULL
;
2245 if (adapter
->tx_ring
!= NULL
)
2246 kfree(adapter
->tx_ring
);
2249 int qlcnic_alloc_tx_rings(struct qlcnic_adapter
*adapter
,
2250 struct net_device
*netdev
)
2252 int ring
, vector
, index
;
2253 struct qlcnic_host_tx_ring
*tx_ring
;
2254 struct qlcnic_cmd_buffer
*cmd_buf_arr
;
2256 tx_ring
= kcalloc(adapter
->drv_tx_rings
,
2257 sizeof(struct qlcnic_host_tx_ring
), GFP_KERNEL
);
2258 if (tx_ring
== NULL
)
2261 adapter
->tx_ring
= tx_ring
;
2263 for (ring
= 0; ring
< adapter
->drv_tx_rings
; ring
++) {
2264 tx_ring
= &adapter
->tx_ring
[ring
];
2265 tx_ring
->num_desc
= adapter
->num_txd
;
2266 tx_ring
->txq
= netdev_get_tx_queue(netdev
, ring
);
2267 cmd_buf_arr
= vzalloc(TX_BUFF_RINGSIZE(tx_ring
));
2268 if (cmd_buf_arr
== NULL
) {
2269 qlcnic_free_tx_rings(adapter
);
2272 memset(cmd_buf_arr
, 0, TX_BUFF_RINGSIZE(tx_ring
));
2273 tx_ring
->cmd_buf_arr
= cmd_buf_arr
;
2274 spin_lock_init(&tx_ring
->tx_clean_lock
);
2277 if (qlcnic_83xx_check(adapter
) ||
2278 (qlcnic_82xx_check(adapter
) && qlcnic_check_multi_tx(adapter
))) {
2279 for (ring
= 0; ring
< adapter
->drv_tx_rings
; ring
++) {
2280 tx_ring
= &adapter
->tx_ring
[ring
];
2281 tx_ring
->adapter
= adapter
;
2282 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
) {
2283 index
= adapter
->drv_sds_rings
+ ring
;
2284 vector
= adapter
->msix_entries
[index
].vector
;
2285 tx_ring
->irq
= vector
;
2293 void qlcnic_set_drv_version(struct qlcnic_adapter
*adapter
)
2295 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
2298 if (qlcnic_82xx_check(adapter
))
2299 fw_cmd
= QLCNIC_CMD_82XX_SET_DRV_VER
;
2300 else if (qlcnic_83xx_check(adapter
))
2301 fw_cmd
= QLCNIC_CMD_83XX_SET_DRV_VER
;
2303 if (ahw
->extra_capability
[0] & QLCNIC_FW_CAPABILITY_SET_DRV_VER
)
2304 qlcnic_fw_cmd_set_drv_version(adapter
, fw_cmd
);
2308 qlcnic_probe(struct pci_dev
*pdev
, const struct pci_device_id
*ent
)
2310 struct net_device
*netdev
= NULL
;
2311 struct qlcnic_adapter
*adapter
= NULL
;
2312 struct qlcnic_hardware_context
*ahw
;
2313 int err
, pci_using_dac
= -1;
2314 char board_name
[QLCNIC_MAX_BOARD_NAME_LEN
+ 19]; /* MAC + ": " + name */
2316 if (pdev
->is_virtfn
)
2319 err
= pci_enable_device(pdev
);
2323 if (!(pci_resource_flags(pdev
, 0) & IORESOURCE_MEM
)) {
2325 goto err_out_disable_pdev
;
2328 err
= qlcnic_set_dma_mask(pdev
, &pci_using_dac
);
2330 goto err_out_disable_pdev
;
2332 err
= pci_request_regions(pdev
, qlcnic_driver_name
);
2334 goto err_out_disable_pdev
;
2336 pci_set_master(pdev
);
2337 pci_enable_pcie_error_reporting(pdev
);
2339 ahw
= kzalloc(sizeof(struct qlcnic_hardware_context
), GFP_KERNEL
);
2342 goto err_out_free_res
;
2345 switch (ent
->device
) {
2346 case PCI_DEVICE_ID_QLOGIC_QLE824X
:
2347 ahw
->hw_ops
= &qlcnic_hw_ops
;
2348 ahw
->reg_tbl
= (u32
*) qlcnic_reg_tbl
;
2350 case PCI_DEVICE_ID_QLOGIC_QLE834X
:
2351 case PCI_DEVICE_ID_QLOGIC_QLE844X
:
2352 qlcnic_83xx_register_map(ahw
);
2354 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X
:
2355 case PCI_DEVICE_ID_QLOGIC_VF_QLE844X
:
2356 qlcnic_sriov_vf_register_map(ahw
);
2359 goto err_out_free_hw_res
;
2362 err
= qlcnic_setup_pci_map(pdev
, ahw
);
2364 goto err_out_free_hw_res
;
2366 netdev
= alloc_etherdev_mq(sizeof(struct qlcnic_adapter
),
2367 QLCNIC_MAX_TX_RINGS
);
2370 goto err_out_iounmap
;
2373 SET_NETDEV_DEV(netdev
, &pdev
->dev
);
2375 adapter
= netdev_priv(netdev
);
2376 adapter
->netdev
= netdev
;
2377 adapter
->pdev
= pdev
;
2380 adapter
->qlcnic_wq
= create_singlethread_workqueue("qlcnic");
2381 if (adapter
->qlcnic_wq
== NULL
) {
2383 dev_err(&pdev
->dev
, "Failed to create workqueue\n");
2384 goto err_out_free_netdev
;
2387 err
= qlcnic_alloc_adapter_resources(adapter
);
2389 goto err_out_free_wq
;
2391 adapter
->dev_rst_time
= jiffies
;
2392 ahw
->revision_id
= pdev
->revision
;
2393 ahw
->max_vnic_func
= qlcnic_get_vnic_func_count(adapter
);
2394 if (qlcnic_mac_learn
== FDB_MAC_LEARN
)
2395 adapter
->fdb_mac_learn
= true;
2396 else if (qlcnic_mac_learn
== DRV_MAC_LEARN
)
2397 adapter
->drv_mac_learn
= true;
2399 rwlock_init(&adapter
->ahw
->crb_lock
);
2400 mutex_init(&adapter
->ahw
->mem_lock
);
2402 INIT_LIST_HEAD(&adapter
->mac_list
);
2404 qlcnic_register_dcb(adapter
);
2406 if (qlcnic_82xx_check(adapter
)) {
2407 qlcnic_check_vf(adapter
, ent
);
2408 adapter
->portnum
= adapter
->ahw
->pci_func
;
2409 err
= qlcnic_start_firmware(adapter
);
2411 dev_err(&pdev
->dev
, "Loading fw failed.Please Reboot\n"
2412 "\t\tIf reboot doesn't help, try flashing the card\n");
2413 goto err_out_maintenance_mode
;
2416 /* compute and set default and max tx/sds rings */
2417 if (adapter
->ahw
->msix_supported
) {
2418 if (qlcnic_check_multi_tx_capability(adapter
) == 1)
2419 qlcnic_set_tx_ring_count(adapter
,
2420 QLCNIC_SINGLE_RING
);
2422 qlcnic_set_tx_ring_count(adapter
,
2423 QLCNIC_DEF_TX_RINGS
);
2424 qlcnic_set_sds_ring_count(adapter
,
2425 QLCNIC_DEF_SDS_RINGS
);
2427 qlcnic_set_tx_ring_count(adapter
, QLCNIC_SINGLE_RING
);
2428 qlcnic_set_sds_ring_count(adapter
, QLCNIC_SINGLE_RING
);
2431 err
= qlcnic_setup_idc_param(adapter
);
2433 goto err_out_free_hw
;
2435 adapter
->flags
|= QLCNIC_NEED_FLR
;
2437 } else if (qlcnic_83xx_check(adapter
)) {
2438 qlcnic_83xx_check_vf(adapter
, ent
);
2439 adapter
->portnum
= adapter
->ahw
->pci_func
;
2440 err
= qlcnic_83xx_init(adapter
, pci_using_dac
);
2443 case -ENOTRECOVERABLE
:
2444 dev_err(&pdev
->dev
, "Adapter initialization failed due to a faulty hardware. Please reboot\n");
2445 dev_err(&pdev
->dev
, "If reboot doesn't help, please replace the adapter with new one and return the faulty adapter for repair\n");
2446 goto err_out_free_hw
;
2448 dev_err(&pdev
->dev
, "Adapter initialization failed. Please reboot\n");
2449 goto err_out_free_hw
;
2451 dev_err(&pdev
->dev
, "Adapter initialization failed. A reboot may be required to recover from this failure\n");
2452 dev_err(&pdev
->dev
, "If reboot does not help to recover from this failure, try a flash update of the adapter\n");
2453 goto err_out_maintenance_mode
;
2457 if (qlcnic_sriov_vf_check(adapter
))
2461 "%s: failed. Please Reboot\n", __func__
);
2462 goto err_out_free_hw
;
2465 qlcnic_dcb_enable(adapter
->dcb
);
2467 if (qlcnic_read_mac_addr(adapter
))
2468 dev_warn(&pdev
->dev
, "failed to read mac addr\n");
2470 qlcnic_read_phys_port_id(adapter
);
2472 if (adapter
->portnum
== 0) {
2473 qlcnic_get_board_name(adapter
, board_name
);
2475 pr_info("%s: %s Board Chip rev 0x%x\n",
2476 module_name(THIS_MODULE
),
2477 board_name
, adapter
->ahw
->revision_id
);
2480 if (qlcnic_83xx_check(adapter
) && !qlcnic_use_msi_x
&&
2482 dev_warn(&pdev
->dev
,
2483 "Device does not support MSI interrupts\n");
2485 if (qlcnic_82xx_check(adapter
)) {
2486 err
= qlcnic_setup_intr(adapter
);
2488 dev_err(&pdev
->dev
, "Failed to setup interrupt\n");
2489 goto err_out_disable_msi
;
2493 err
= qlcnic_get_act_pci_func(adapter
);
2495 goto err_out_disable_mbx_intr
;
2497 err
= qlcnic_setup_netdev(adapter
, netdev
, pci_using_dac
);
2499 goto err_out_disable_mbx_intr
;
2501 if (adapter
->portnum
== 0)
2502 qlcnic_set_drv_version(adapter
);
2504 pci_set_drvdata(pdev
, adapter
);
2506 if (qlcnic_82xx_check(adapter
))
2507 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
,
2510 switch (adapter
->ahw
->port_type
) {
2512 dev_info(&adapter
->pdev
->dev
, "%s: GbE port initialized\n",
2513 adapter
->netdev
->name
);
2516 dev_info(&adapter
->pdev
->dev
, "%s: XGbE port initialized\n",
2517 adapter
->netdev
->name
);
2521 if (adapter
->drv_mac_learn
)
2522 qlcnic_alloc_lb_filters_mem(adapter
);
2524 qlcnic_add_sysfs(adapter
);
2528 err_out_disable_mbx_intr
:
2529 if (qlcnic_83xx_check(adapter
))
2530 qlcnic_83xx_free_mbx_intr(adapter
);
2532 err_out_disable_msi
:
2533 qlcnic_teardown_intr(adapter
);
2534 qlcnic_cancel_idc_work(adapter
);
2535 qlcnic_clr_all_drv_state(adapter
, 0);
2538 qlcnic_free_adapter_resources(adapter
);
2541 destroy_workqueue(adapter
->qlcnic_wq
);
2543 err_out_free_netdev
:
2544 free_netdev(netdev
);
2547 qlcnic_cleanup_pci_map(ahw
);
2549 err_out_free_hw_res
:
2553 pci_release_regions(pdev
);
2555 err_out_disable_pdev
:
2556 pci_disable_device(pdev
);
2559 err_out_maintenance_mode
:
2560 set_bit(__QLCNIC_MAINTENANCE_MODE
, &adapter
->state
);
2561 netdev
->netdev_ops
= &qlcnic_netdev_failed_ops
;
2562 SET_ETHTOOL_OPS(netdev
, &qlcnic_ethtool_failed_ops
);
2563 ahw
->port_type
= QLCNIC_XGBE
;
2565 if (qlcnic_83xx_check(adapter
))
2566 adapter
->tgt_status_reg
= NULL
;
2568 ahw
->board_type
= QLCNIC_BRDTYPE_P3P_10G_SFP_PLUS
;
2570 err
= register_netdev(netdev
);
2573 dev_err(&pdev
->dev
, "Failed to register net device\n");
2574 qlcnic_clr_all_drv_state(adapter
, 0);
2575 goto err_out_free_hw
;
2578 pci_set_drvdata(pdev
, adapter
);
2579 qlcnic_add_sysfs(adapter
);
2584 static void qlcnic_remove(struct pci_dev
*pdev
)
2586 struct qlcnic_adapter
*adapter
;
2587 struct net_device
*netdev
;
2588 struct qlcnic_hardware_context
*ahw
;
2590 adapter
= pci_get_drvdata(pdev
);
2591 if (adapter
== NULL
)
2594 netdev
= adapter
->netdev
;
2595 qlcnic_sriov_pf_disable(adapter
);
2597 qlcnic_cancel_idc_work(adapter
);
2600 unregister_netdev(netdev
);
2601 qlcnic_sriov_cleanup(adapter
);
2603 if (qlcnic_83xx_check(adapter
)) {
2604 qlcnic_83xx_initialize_nic(adapter
, 0);
2605 cancel_delayed_work_sync(&adapter
->idc_aen_work
);
2606 qlcnic_83xx_free_mbx_intr(adapter
);
2607 qlcnic_83xx_detach_mailbox_work(adapter
);
2608 qlcnic_83xx_free_mailbox(ahw
->mailbox
);
2609 kfree(ahw
->fw_info
);
2612 qlcnic_dcb_free(adapter
->dcb
);
2614 qlcnic_detach(adapter
);
2616 if (adapter
->npars
!= NULL
)
2617 kfree(adapter
->npars
);
2618 if (adapter
->eswitch
!= NULL
)
2619 kfree(adapter
->eswitch
);
2621 if (qlcnic_82xx_check(adapter
))
2622 qlcnic_clr_all_drv_state(adapter
, 0);
2624 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
2626 qlcnic_free_lb_filters_mem(adapter
);
2628 qlcnic_teardown_intr(adapter
);
2630 qlcnic_remove_sysfs(adapter
);
2632 qlcnic_cleanup_pci_map(adapter
->ahw
);
2634 qlcnic_release_firmware(adapter
);
2636 pci_disable_pcie_error_reporting(pdev
);
2637 pci_release_regions(pdev
);
2638 pci_disable_device(pdev
);
2640 if (adapter
->qlcnic_wq
) {
2641 destroy_workqueue(adapter
->qlcnic_wq
);
2642 adapter
->qlcnic_wq
= NULL
;
2645 qlcnic_free_adapter_resources(adapter
);
2647 free_netdev(netdev
);
2650 static void qlcnic_shutdown(struct pci_dev
*pdev
)
2652 if (__qlcnic_shutdown(pdev
))
2655 pci_disable_device(pdev
);
2659 static int qlcnic_suspend(struct pci_dev
*pdev
, pm_message_t state
)
2663 retval
= __qlcnic_shutdown(pdev
);
2667 pci_set_power_state(pdev
, pci_choose_state(pdev
, state
));
2671 static int qlcnic_resume(struct pci_dev
*pdev
)
2673 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
2676 err
= pci_enable_device(pdev
);
2680 pci_set_power_state(pdev
, PCI_D0
);
2681 pci_set_master(pdev
);
2682 pci_restore_state(pdev
);
2684 return __qlcnic_resume(adapter
);
2688 static int qlcnic_open(struct net_device
*netdev
)
2690 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2693 if (test_bit(__QLCNIC_MAINTENANCE_MODE
, &adapter
->state
)) {
2694 netdev_err(netdev
, "%s: Device is in non-operational state\n",
2700 netif_carrier_off(netdev
);
2702 err
= qlcnic_attach(adapter
);
2706 err
= __qlcnic_up(adapter
, netdev
);
2708 qlcnic_detach(adapter
);
2714 * qlcnic_close - Disables a network interface entry point
2716 static int qlcnic_close(struct net_device
*netdev
)
2718 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2720 __qlcnic_down(adapter
, netdev
);
2725 void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter
*adapter
)
2729 struct net_device
*netdev
= adapter
->netdev
;
2730 u32 filter_size
= 0;
2731 u16 act_pci_func
= 0;
2733 if (adapter
->fhash
.fmax
&& adapter
->fhash
.fhead
)
2736 act_pci_func
= adapter
->ahw
->total_nic_func
;
2737 spin_lock_init(&adapter
->mac_learn_lock
);
2738 spin_lock_init(&adapter
->rx_mac_learn_lock
);
2740 if (qlcnic_82xx_check(adapter
)) {
2741 filter_size
= QLCNIC_LB_MAX_FILTERS
;
2742 adapter
->fhash
.fbucket_size
= QLCNIC_LB_BUCKET_SIZE
;
2744 filter_size
= QLC_83XX_LB_MAX_FILTERS
;
2745 adapter
->fhash
.fbucket_size
= QLC_83XX_LB_BUCKET_SIZE
;
2748 head
= kcalloc(adapter
->fhash
.fbucket_size
,
2749 sizeof(struct hlist_head
), GFP_ATOMIC
);
2754 adapter
->fhash
.fmax
= (filter_size
/ act_pci_func
);
2755 adapter
->fhash
.fhead
= head
;
2757 netdev_info(netdev
, "active nic func = %d, mac filter size=%d\n",
2758 act_pci_func
, adapter
->fhash
.fmax
);
2760 for (i
= 0; i
< adapter
->fhash
.fbucket_size
; i
++)
2761 INIT_HLIST_HEAD(&adapter
->fhash
.fhead
[i
]);
2763 adapter
->rx_fhash
.fbucket_size
= adapter
->fhash
.fbucket_size
;
2765 head
= kcalloc(adapter
->rx_fhash
.fbucket_size
,
2766 sizeof(struct hlist_head
), GFP_ATOMIC
);
2771 adapter
->rx_fhash
.fmax
= (filter_size
/ act_pci_func
);
2772 adapter
->rx_fhash
.fhead
= head
;
2774 for (i
= 0; i
< adapter
->rx_fhash
.fbucket_size
; i
++)
2775 INIT_HLIST_HEAD(&adapter
->rx_fhash
.fhead
[i
]);
2778 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter
*adapter
)
2780 if (adapter
->fhash
.fmax
&& adapter
->fhash
.fhead
)
2781 kfree(adapter
->fhash
.fhead
);
2783 adapter
->fhash
.fhead
= NULL
;
2784 adapter
->fhash
.fmax
= 0;
2786 if (adapter
->rx_fhash
.fmax
&& adapter
->rx_fhash
.fhead
)
2787 kfree(adapter
->rx_fhash
.fhead
);
2789 adapter
->rx_fhash
.fmax
= 0;
2790 adapter
->rx_fhash
.fhead
= NULL
;
2793 int qlcnic_check_temp(struct qlcnic_adapter
*adapter
)
2795 struct net_device
*netdev
= adapter
->netdev
;
2796 u32 temp_state
, temp_val
, temp
= 0;
2799 if (qlcnic_83xx_check(adapter
))
2800 temp
= QLCRDX(adapter
->ahw
, QLC_83XX_ASIC_TEMP
);
2802 if (qlcnic_82xx_check(adapter
))
2803 temp
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_ASIC_TEMP
);
2805 temp_state
= qlcnic_get_temp_state(temp
);
2806 temp_val
= qlcnic_get_temp_val(temp
);
2808 if (temp_state
== QLCNIC_TEMP_PANIC
) {
2809 dev_err(&netdev
->dev
,
2810 "Device temperature %d degrees C exceeds"
2811 " maximum allowed. Hardware has been shut down.\n",
2814 } else if (temp_state
== QLCNIC_TEMP_WARN
) {
2815 if (adapter
->ahw
->temp
== QLCNIC_TEMP_NORMAL
) {
2816 dev_err(&netdev
->dev
,
2817 "Device temperature %d degrees C "
2818 "exceeds operating range."
2819 " Immediate action needed.\n",
2823 if (adapter
->ahw
->temp
== QLCNIC_TEMP_WARN
) {
2824 dev_info(&netdev
->dev
,
2825 "Device temperature is now %d degrees C"
2826 " in normal range.\n", temp_val
);
2829 adapter
->ahw
->temp
= temp_state
;
2833 static inline void dump_tx_ring_desc(struct qlcnic_host_tx_ring
*tx_ring
)
2836 struct cmd_desc_type0
*tx_desc_info
;
2838 for (i
= 0; i
< tx_ring
->num_desc
; i
++) {
2839 tx_desc_info
= &tx_ring
->desc_head
[i
];
2840 pr_info("TX Desc: %d\n", i
);
2841 print_hex_dump(KERN_INFO
, "TX: ", DUMP_PREFIX_OFFSET
, 16, 1,
2842 &tx_ring
->desc_head
[i
],
2843 sizeof(struct cmd_desc_type0
), true);
2847 static void qlcnic_dump_tx_rings(struct qlcnic_adapter
*adapter
)
2849 struct net_device
*netdev
= adapter
->netdev
;
2850 struct qlcnic_host_tx_ring
*tx_ring
;
2853 if (!netdev
|| !netif_running(netdev
))
2856 for (ring
= 0; ring
< adapter
->drv_tx_rings
; ring
++) {
2857 tx_ring
= &adapter
->tx_ring
[ring
];
2858 netdev_info(netdev
, "Tx ring=%d Context Id=0x%x\n",
2859 ring
, tx_ring
->ctx_id
);
2861 "xmit_finished=%llu, xmit_called=%llu, xmit_on=%llu, xmit_off=%llu\n",
2862 tx_ring
->tx_stats
.xmit_finished
,
2863 tx_ring
->tx_stats
.xmit_called
,
2864 tx_ring
->tx_stats
.xmit_on
,
2865 tx_ring
->tx_stats
.xmit_off
);
2867 "crb_intr_mask=%d, hw_producer=%d, sw_producer=%d sw_consumer=%d, hw_consumer=%d\n",
2868 readl(tx_ring
->crb_intr_mask
),
2869 readl(tx_ring
->crb_cmd_producer
),
2870 tx_ring
->producer
, tx_ring
->sw_consumer
,
2871 le32_to_cpu(*(tx_ring
->hw_consumer
)));
2873 netdev_info(netdev
, "Total desc=%d, Available desc=%d\n",
2874 tx_ring
->num_desc
, qlcnic_tx_avail(tx_ring
));
2876 if (netif_msg_tx_done(adapter
->ahw
))
2877 dump_tx_ring_desc(tx_ring
);
2881 static void qlcnic_tx_timeout(struct net_device
*netdev
)
2883 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2885 if (test_bit(__QLCNIC_RESETTING
, &adapter
->state
))
2888 if (++adapter
->tx_timeo_cnt
>= QLCNIC_MAX_TX_TIMEOUTS
) {
2889 netdev_info(netdev
, "Tx timeout, reset the adapter.\n");
2890 if (qlcnic_82xx_check(adapter
))
2891 adapter
->need_fw_reset
= 1;
2892 else if (qlcnic_83xx_check(adapter
))
2893 qlcnic_83xx_idc_request_reset(adapter
,
2894 QLCNIC_FORCE_FW_DUMP_KEY
);
2896 netdev_info(netdev
, "Tx timeout, reset adapter context.\n");
2897 qlcnic_dump_tx_rings(adapter
);
2898 adapter
->ahw
->reset_context
= 1;
2902 static struct net_device_stats
*qlcnic_get_stats(struct net_device
*netdev
)
2904 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2905 struct net_device_stats
*stats
= &netdev
->stats
;
2907 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
2908 qlcnic_update_stats(adapter
);
2910 stats
->rx_packets
= adapter
->stats
.rx_pkts
+ adapter
->stats
.lro_pkts
;
2911 stats
->tx_packets
= adapter
->stats
.xmitfinished
;
2912 stats
->rx_bytes
= adapter
->stats
.rxbytes
+ adapter
->stats
.lrobytes
;
2913 stats
->tx_bytes
= adapter
->stats
.txbytes
;
2914 stats
->rx_dropped
= adapter
->stats
.rxdropped
;
2915 stats
->tx_dropped
= adapter
->stats
.txdropped
;
2920 static irqreturn_t
qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter
*adapter
)
2924 status
= readl(adapter
->isr_int_vec
);
2926 if (!(status
& adapter
->ahw
->int_vec_bit
))
2929 /* check interrupt state machine, to be sure */
2930 status
= readl(adapter
->crb_int_state_reg
);
2931 if (!ISR_LEGACY_INT_TRIGGERED(status
))
2934 writel(0xffffffff, adapter
->tgt_status_reg
);
2935 /* read twice to ensure write is flushed */
2936 readl(adapter
->isr_int_vec
);
2937 readl(adapter
->isr_int_vec
);
2942 static irqreturn_t
qlcnic_tmp_intr(int irq
, void *data
)
2944 struct qlcnic_host_sds_ring
*sds_ring
= data
;
2945 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
2947 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
)
2949 else if (adapter
->flags
& QLCNIC_MSI_ENABLED
) {
2950 writel(0xffffffff, adapter
->tgt_status_reg
);
2954 if (qlcnic_clear_legacy_intr(adapter
) == IRQ_NONE
)
2958 adapter
->ahw
->diag_cnt
++;
2959 qlcnic_enable_sds_intr(adapter
, sds_ring
);
2963 static irqreturn_t
qlcnic_intr(int irq
, void *data
)
2965 struct qlcnic_host_sds_ring
*sds_ring
= data
;
2966 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
2968 if (qlcnic_clear_legacy_intr(adapter
) == IRQ_NONE
)
2971 napi_schedule(&sds_ring
->napi
);
2976 static irqreturn_t
qlcnic_msi_intr(int irq
, void *data
)
2978 struct qlcnic_host_sds_ring
*sds_ring
= data
;
2979 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
2981 /* clear interrupt */
2982 writel(0xffffffff, adapter
->tgt_status_reg
);
2984 napi_schedule(&sds_ring
->napi
);
2988 static irqreturn_t
qlcnic_msix_intr(int irq
, void *data
)
2990 struct qlcnic_host_sds_ring
*sds_ring
= data
;
2992 napi_schedule(&sds_ring
->napi
);
2996 static irqreturn_t
qlcnic_msix_tx_intr(int irq
, void *data
)
2998 struct qlcnic_host_tx_ring
*tx_ring
= data
;
3000 napi_schedule(&tx_ring
->napi
);
3004 #ifdef CONFIG_NET_POLL_CONTROLLER
3005 static void qlcnic_poll_controller(struct net_device
*netdev
)
3007 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
3008 struct qlcnic_host_sds_ring
*sds_ring
;
3009 struct qlcnic_recv_context
*recv_ctx
;
3010 struct qlcnic_host_tx_ring
*tx_ring
;
3013 if (!test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
3016 recv_ctx
= adapter
->recv_ctx
;
3018 for (ring
= 0; ring
< adapter
->drv_sds_rings
; ring
++) {
3019 sds_ring
= &recv_ctx
->sds_rings
[ring
];
3020 qlcnic_disable_sds_intr(adapter
, sds_ring
);
3021 napi_schedule(&sds_ring
->napi
);
3024 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
) {
3025 /* Only Multi-Tx queue capable devices need to
3026 * schedule NAPI for TX rings
3028 if ((qlcnic_83xx_check(adapter
) &&
3029 (adapter
->flags
& QLCNIC_TX_INTR_SHARED
)) ||
3030 (qlcnic_82xx_check(adapter
) &&
3031 !qlcnic_check_multi_tx(adapter
)))
3034 for (ring
= 0; ring
< adapter
->drv_tx_rings
; ring
++) {
3035 tx_ring
= &adapter
->tx_ring
[ring
];
3036 qlcnic_disable_tx_intr(adapter
, tx_ring
);
3037 napi_schedule(&tx_ring
->napi
);
3044 qlcnic_idc_debug_info(struct qlcnic_adapter
*adapter
, u8 encoding
)
3048 val
= adapter
->portnum
& 0xf;
3049 val
|= encoding
<< 7;
3050 val
|= (jiffies
- adapter
->dev_rst_time
) << 8;
3052 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_SCRATCH
, val
);
3053 adapter
->dev_rst_time
= jiffies
;
3057 qlcnic_set_drv_state(struct qlcnic_adapter
*adapter
, u8 state
)
3061 WARN_ON(state
!= QLCNIC_DEV_NEED_RESET
&&
3062 state
!= QLCNIC_DEV_NEED_QUISCENT
);
3064 if (qlcnic_api_lock(adapter
))
3067 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
3069 if (state
== QLCNIC_DEV_NEED_RESET
)
3070 QLC_DEV_SET_RST_RDY(val
, adapter
->portnum
);
3071 else if (state
== QLCNIC_DEV_NEED_QUISCENT
)
3072 QLC_DEV_SET_QSCNT_RDY(val
, adapter
->portnum
);
3074 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
3076 qlcnic_api_unlock(adapter
);
3082 qlcnic_clr_drv_state(struct qlcnic_adapter
*adapter
)
3086 if (qlcnic_api_lock(adapter
))
3089 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
3090 QLC_DEV_CLR_RST_QSCNT(val
, adapter
->portnum
);
3091 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
3093 qlcnic_api_unlock(adapter
);
3098 void qlcnic_clr_all_drv_state(struct qlcnic_adapter
*adapter
, u8 failed
)
3102 if (qlcnic_api_lock(adapter
))
3105 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_ACTIVE
);
3106 QLC_DEV_CLR_REF_CNT(val
, adapter
->portnum
);
3107 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_ACTIVE
, val
);
3110 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
3112 dev_info(&adapter
->pdev
->dev
,
3113 "Device state set to Failed. Please Reboot\n");
3114 } else if (!(val
& 0x11111111))
3115 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
3118 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
3119 QLC_DEV_CLR_RST_QSCNT(val
, adapter
->portnum
);
3120 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
3122 qlcnic_api_unlock(adapter
);
3124 adapter
->fw_fail_cnt
= 0;
3125 adapter
->flags
&= ~QLCNIC_FW_HANG
;
3126 clear_bit(__QLCNIC_START_FW
, &adapter
->state
);
3127 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
3130 /* Grab api lock, before checking state */
3132 qlcnic_check_drv_state(struct qlcnic_adapter
*adapter
)
3134 int act
, state
, active_mask
;
3135 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
3137 state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
3138 act
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_ACTIVE
);
3140 if (adapter
->flags
& QLCNIC_FW_RESET_OWNER
) {
3141 active_mask
= (~(1 << (ahw
->pci_func
* 4)));
3142 act
= act
& active_mask
;
3145 if (((state
& 0x11111111) == (act
& 0x11111111)) ||
3146 ((act
& 0x11111111) == ((state
>> 1) & 0x11111111)))
3152 static int qlcnic_check_idc_ver(struct qlcnic_adapter
*adapter
)
3154 u32 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_IDC_VER
);
3156 if (val
!= QLCNIC_DRV_IDC_VER
) {
3157 dev_warn(&adapter
->pdev
->dev
, "IDC Version mismatch, driver's"
3158 " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER
, val
);
3165 qlcnic_can_start_firmware(struct qlcnic_adapter
*adapter
)
3167 u32 val
, prev_state
;
3168 u8 dev_init_timeo
= adapter
->dev_init_timeo
;
3169 u8 portnum
= adapter
->portnum
;
3172 if (test_and_clear_bit(__QLCNIC_START_FW
, &adapter
->state
))
3175 if (qlcnic_api_lock(adapter
))
3178 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_ACTIVE
);
3179 if (!(val
& (1 << (portnum
* 4)))) {
3180 QLC_DEV_SET_REF_CNT(val
, portnum
);
3181 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_ACTIVE
, val
);
3184 prev_state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3185 QLCDB(adapter
, HW
, "Device state = %u\n", prev_state
);
3187 switch (prev_state
) {
3188 case QLCNIC_DEV_COLD
:
3189 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
3190 QLCNIC_DEV_INITIALIZING
);
3191 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_IDC_VER
,
3192 QLCNIC_DRV_IDC_VER
);
3193 qlcnic_idc_debug_info(adapter
, 0);
3194 qlcnic_api_unlock(adapter
);
3197 case QLCNIC_DEV_READY
:
3198 ret
= qlcnic_check_idc_ver(adapter
);
3199 qlcnic_api_unlock(adapter
);
3202 case QLCNIC_DEV_NEED_RESET
:
3203 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
3204 QLC_DEV_SET_RST_RDY(val
, portnum
);
3205 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
3208 case QLCNIC_DEV_NEED_QUISCENT
:
3209 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
3210 QLC_DEV_SET_QSCNT_RDY(val
, portnum
);
3211 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
3214 case QLCNIC_DEV_FAILED
:
3215 dev_err(&adapter
->pdev
->dev
, "Device in failed state.\n");
3216 qlcnic_api_unlock(adapter
);
3219 case QLCNIC_DEV_INITIALIZING
:
3220 case QLCNIC_DEV_QUISCENT
:
3224 qlcnic_api_unlock(adapter
);
3228 prev_state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3230 if (prev_state
== QLCNIC_DEV_QUISCENT
)
3232 } while ((prev_state
!= QLCNIC_DEV_READY
) && --dev_init_timeo
);
3234 if (!dev_init_timeo
) {
3235 dev_err(&adapter
->pdev
->dev
,
3236 "Waiting for device to initialize timeout\n");
3240 if (qlcnic_api_lock(adapter
))
3243 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
3244 QLC_DEV_CLR_RST_QSCNT(val
, portnum
);
3245 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
3247 ret
= qlcnic_check_idc_ver(adapter
);
3248 qlcnic_api_unlock(adapter
);
3254 qlcnic_fwinit_work(struct work_struct
*work
)
3256 struct qlcnic_adapter
*adapter
= container_of(work
,
3257 struct qlcnic_adapter
, fw_work
.work
);
3258 u32 dev_state
= 0xf;
3261 if (qlcnic_api_lock(adapter
))
3264 dev_state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3265 if (dev_state
== QLCNIC_DEV_QUISCENT
||
3266 dev_state
== QLCNIC_DEV_NEED_QUISCENT
) {
3267 qlcnic_api_unlock(adapter
);
3268 qlcnic_schedule_work(adapter
, qlcnic_fwinit_work
,
3273 if (adapter
->ahw
->op_mode
== QLCNIC_NON_PRIV_FUNC
) {
3274 qlcnic_api_unlock(adapter
);
3278 if (dev_state
== QLCNIC_DEV_INITIALIZING
||
3279 dev_state
== QLCNIC_DEV_READY
) {
3280 dev_info(&adapter
->pdev
->dev
, "Detected state change from "
3281 "DEV_NEED_RESET, skipping ack check\n");
3282 goto skip_ack_check
;
3285 if (adapter
->fw_wait_cnt
++ > adapter
->reset_ack_timeo
) {
3286 dev_info(&adapter
->pdev
->dev
, "Reset:Failed to get ack %d sec\n",
3287 adapter
->reset_ack_timeo
);
3288 goto skip_ack_check
;
3291 if (!qlcnic_check_drv_state(adapter
)) {
3293 dev_state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3295 if (dev_state
== QLCNIC_DEV_NEED_RESET
) {
3296 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
3297 QLCNIC_DEV_INITIALIZING
);
3298 set_bit(__QLCNIC_START_FW
, &adapter
->state
);
3299 QLCDB(adapter
, DRV
, "Restarting fw\n");
3300 qlcnic_idc_debug_info(adapter
, 0);
3301 val
= QLC_SHARED_REG_RD32(adapter
,
3302 QLCNIC_CRB_DRV_STATE
);
3303 QLC_DEV_SET_RST_RDY(val
, adapter
->portnum
);
3304 QLC_SHARED_REG_WR32(adapter
,
3305 QLCNIC_CRB_DRV_STATE
, val
);
3308 qlcnic_api_unlock(adapter
);
3311 if (qlcnic_check_fw_dump_state(adapter
) &&
3312 (adapter
->flags
& QLCNIC_FW_RESET_OWNER
)) {
3313 QLCDB(adapter
, DRV
, "Take FW dump\n");
3314 qlcnic_dump_fw(adapter
);
3315 adapter
->flags
|= QLCNIC_FW_HANG
;
3319 adapter
->flags
&= ~QLCNIC_FW_RESET_OWNER
;
3320 if (!adapter
->nic_ops
->start_firmware(adapter
)) {
3321 qlcnic_schedule_work(adapter
, qlcnic_attach_work
, 0);
3322 adapter
->fw_wait_cnt
= 0;
3328 qlcnic_api_unlock(adapter
);
3331 dev_state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3332 QLCDB(adapter
, HW
, "Func waiting: Device state=%u\n", dev_state
);
3334 switch (dev_state
) {
3335 case QLCNIC_DEV_READY
:
3336 if (!qlcnic_start_firmware(adapter
)) {
3337 qlcnic_schedule_work(adapter
, qlcnic_attach_work
, 0);
3338 adapter
->fw_wait_cnt
= 0;
3341 case QLCNIC_DEV_FAILED
:
3344 qlcnic_schedule_work(adapter
,
3345 qlcnic_fwinit_work
, FW_POLL_DELAY
);
3350 dev_err(&adapter
->pdev
->dev
, "Fwinit work failed state=%u "
3351 "fw_wait_cnt=%u\n", dev_state
, adapter
->fw_wait_cnt
);
3352 netif_device_attach(adapter
->netdev
);
3353 qlcnic_clr_all_drv_state(adapter
, 0);
3357 qlcnic_detach_work(struct work_struct
*work
)
3359 struct qlcnic_adapter
*adapter
= container_of(work
,
3360 struct qlcnic_adapter
, fw_work
.work
);
3361 struct net_device
*netdev
= adapter
->netdev
;
3364 netif_device_detach(netdev
);
3366 /* Dont grab rtnl lock during Quiscent mode */
3367 if (adapter
->dev_state
== QLCNIC_DEV_NEED_QUISCENT
) {
3368 if (netif_running(netdev
))
3369 __qlcnic_down(adapter
, netdev
);
3371 qlcnic_down(adapter
, netdev
);
3373 status
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_PEG_HALT_STATUS1
);
3375 if (status
& QLCNIC_RCODE_FATAL_ERROR
) {
3376 dev_err(&adapter
->pdev
->dev
,
3377 "Detaching the device: peg halt status1=0x%x\n",
3380 if (QLCNIC_FWERROR_CODE(status
) == QLCNIC_FWERROR_FAN_FAILURE
) {
3381 dev_err(&adapter
->pdev
->dev
,
3382 "On board active cooling fan failed. "
3383 "Device has been halted.\n");
3384 dev_err(&adapter
->pdev
->dev
,
3385 "Replace the adapter.\n");
3391 if (adapter
->ahw
->temp
== QLCNIC_TEMP_PANIC
) {
3392 dev_err(&adapter
->pdev
->dev
, "Detaching the device: temp=%d\n",
3393 adapter
->ahw
->temp
);
3397 /* Dont ack if this instance is the reset owner */
3398 if (!(adapter
->flags
& QLCNIC_FW_RESET_OWNER
)) {
3399 if (qlcnic_set_drv_state(adapter
, adapter
->dev_state
)) {
3400 dev_err(&adapter
->pdev
->dev
,
3401 "Failed to set driver state,"
3402 "detaching the device.\n");
3407 adapter
->fw_wait_cnt
= 0;
3409 qlcnic_schedule_work(adapter
, qlcnic_fwinit_work
, FW_POLL_DELAY
);
3414 netif_device_attach(netdev
);
3415 qlcnic_clr_all_drv_state(adapter
, 1);
3418 /*Transit NPAR state to NON Operational */
3420 qlcnic_set_npar_non_operational(struct qlcnic_adapter
*adapter
)
3424 state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
);
3425 if (state
== QLCNIC_DEV_NPAR_NON_OPER
)
3428 if (qlcnic_api_lock(adapter
))
3430 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
,
3431 QLCNIC_DEV_NPAR_NON_OPER
);
3432 qlcnic_api_unlock(adapter
);
3435 static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter
*adapter
,
3438 u32 state
, xg_val
= 0, gb_val
= 0;
3440 qlcnic_xg_set_xg0_mask(xg_val
);
3441 qlcnic_xg_set_xg1_mask(xg_val
);
3442 QLCWR32(adapter
, QLCNIC_NIU_XG_PAUSE_CTL
, xg_val
);
3443 qlcnic_gb_set_gb0_mask(gb_val
);
3444 qlcnic_gb_set_gb1_mask(gb_val
);
3445 qlcnic_gb_set_gb2_mask(gb_val
);
3446 qlcnic_gb_set_gb3_mask(gb_val
);
3447 QLCWR32(adapter
, QLCNIC_NIU_GB_PAUSE_CTL
, gb_val
);
3448 dev_info(&adapter
->pdev
->dev
, "Pause control frames disabled"
3450 adapter
->need_fw_reset
= 1;
3452 if (qlcnic_api_lock(adapter
))
3455 state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3457 if (test_bit(__QLCNIC_MAINTENANCE_MODE
, &adapter
->state
)) {
3458 netdev_err(adapter
->netdev
, "%s: Device is in non-operational state\n",
3460 qlcnic_api_unlock(adapter
);
3465 if (state
== QLCNIC_DEV_READY
) {
3466 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
3467 QLCNIC_DEV_NEED_RESET
);
3468 adapter
->flags
|= QLCNIC_FW_RESET_OWNER
;
3469 QLCDB(adapter
, DRV
, "NEED_RESET state set\n");
3470 qlcnic_idc_debug_info(adapter
, 0);
3473 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
,
3474 QLCNIC_DEV_NPAR_NON_OPER
);
3475 qlcnic_api_unlock(adapter
);
3478 /* Transit to NPAR READY state from NPAR NOT READY state */
3480 qlcnic_dev_set_npar_ready(struct qlcnic_adapter
*adapter
)
3482 if (qlcnic_api_lock(adapter
))
3485 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
,
3486 QLCNIC_DEV_NPAR_OPER
);
3487 QLCDB(adapter
, DRV
, "NPAR operational state set\n");
3489 qlcnic_api_unlock(adapter
);
3492 void qlcnic_schedule_work(struct qlcnic_adapter
*adapter
,
3493 work_func_t func
, int delay
)
3495 if (test_bit(__QLCNIC_AER
, &adapter
->state
))
3498 INIT_DELAYED_WORK(&adapter
->fw_work
, func
);
3499 queue_delayed_work(adapter
->qlcnic_wq
, &adapter
->fw_work
,
3500 round_jiffies_relative(delay
));
3504 qlcnic_attach_work(struct work_struct
*work
)
3506 struct qlcnic_adapter
*adapter
= container_of(work
,
3507 struct qlcnic_adapter
, fw_work
.work
);
3508 struct net_device
*netdev
= adapter
->netdev
;
3511 if (adapter
->ahw
->op_mode
!= QLCNIC_MGMT_FUNC
) {
3512 npar_state
= QLC_SHARED_REG_RD32(adapter
,
3513 QLCNIC_CRB_DEV_NPAR_STATE
);
3514 if (adapter
->fw_wait_cnt
++ > QLCNIC_DEV_NPAR_OPER_TIMEO
)
3515 qlcnic_clr_all_drv_state(adapter
, 0);
3516 else if (npar_state
!= QLCNIC_DEV_NPAR_OPER
)
3517 qlcnic_schedule_work(adapter
, qlcnic_attach_work
,
3521 QLCDB(adapter
, DRV
, "Waiting for NPAR state to operational\n");
3525 qlcnic_dcb_get_info(adapter
->dcb
);
3527 if (netif_running(netdev
)) {
3528 if (qlcnic_up(adapter
, netdev
))
3531 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
3535 netif_device_attach(netdev
);
3536 adapter
->fw_fail_cnt
= 0;
3537 adapter
->flags
&= ~QLCNIC_FW_HANG
;
3538 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
3539 if (adapter
->portnum
== 0)
3540 qlcnic_set_drv_version(adapter
);
3542 if (!qlcnic_clr_drv_state(adapter
))
3543 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
,
3548 qlcnic_check_health(struct qlcnic_adapter
*adapter
)
3550 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
3551 struct qlcnic_fw_dump
*fw_dump
= &ahw
->fw_dump
;
3552 u32 state
= 0, heartbeat
;
3556 if (qlcnic_check_temp(adapter
))
3559 if (adapter
->need_fw_reset
)
3560 qlcnic_dev_request_reset(adapter
, 0);
3562 state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3563 if (state
== QLCNIC_DEV_NEED_RESET
) {
3564 qlcnic_set_npar_non_operational(adapter
);
3565 adapter
->need_fw_reset
= 1;
3566 } else if (state
== QLCNIC_DEV_NEED_QUISCENT
)
3569 heartbeat
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_PEG_ALIVE_COUNTER
);
3570 if (heartbeat
!= adapter
->heartbeat
) {
3571 adapter
->heartbeat
= heartbeat
;
3572 adapter
->fw_fail_cnt
= 0;
3573 if (adapter
->need_fw_reset
)
3576 if (ahw
->reset_context
&& qlcnic_auto_fw_reset
)
3577 qlcnic_reset_hw_context(adapter
);
3582 if (++adapter
->fw_fail_cnt
< FW_FAIL_THRESH
)
3585 adapter
->flags
|= QLCNIC_FW_HANG
;
3587 qlcnic_dev_request_reset(adapter
, 0);
3589 if (qlcnic_auto_fw_reset
)
3590 clear_bit(__QLCNIC_FW_ATTACHED
, &adapter
->state
);
3592 dev_err(&adapter
->pdev
->dev
, "firmware hang detected\n");
3593 peg_status
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_PEG_HALT_STATUS1
);
3594 dev_err(&adapter
->pdev
->dev
, "Dumping hw/fw registers\n"
3595 "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n"
3596 "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n"
3597 "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n"
3598 "PEG_NET_4_PC: 0x%x\n",
3600 QLC_SHARED_REG_RD32(adapter
, QLCNIC_PEG_HALT_STATUS2
),
3601 QLCRD32(adapter
, QLCNIC_CRB_PEG_NET_0
+ 0x3c, &err
),
3602 QLCRD32(adapter
, QLCNIC_CRB_PEG_NET_1
+ 0x3c, &err
),
3603 QLCRD32(adapter
, QLCNIC_CRB_PEG_NET_2
+ 0x3c, &err
),
3604 QLCRD32(adapter
, QLCNIC_CRB_PEG_NET_3
+ 0x3c, &err
),
3605 QLCRD32(adapter
, QLCNIC_CRB_PEG_NET_4
+ 0x3c, &err
));
3606 if (QLCNIC_FWERROR_CODE(peg_status
) == 0x67)
3607 dev_err(&adapter
->pdev
->dev
,
3608 "Firmware aborted with error code 0x00006700. "
3609 "Device is being reset.\n");
3611 adapter
->dev_state
= (state
== QLCNIC_DEV_NEED_QUISCENT
) ? state
:
3612 QLCNIC_DEV_NEED_RESET
;
3614 if (qlcnic_auto_fw_reset
&& !test_and_set_bit(__QLCNIC_RESETTING
,
3617 qlcnic_schedule_work(adapter
, qlcnic_detach_work
, 0);
3618 QLCDB(adapter
, DRV
, "fw recovery scheduled.\n");
3619 } else if (!qlcnic_auto_fw_reset
&& fw_dump
->enable
&&
3620 adapter
->flags
& QLCNIC_FW_RESET_OWNER
) {
3621 qlcnic_dump_fw(adapter
);
3627 void qlcnic_fw_poll_work(struct work_struct
*work
)
3629 struct qlcnic_adapter
*adapter
= container_of(work
,
3630 struct qlcnic_adapter
, fw_work
.work
);
3632 if (test_bit(__QLCNIC_RESETTING
, &adapter
->state
))
3636 if (qlcnic_check_health(adapter
))
3639 if (adapter
->fhash
.fnum
)
3640 qlcnic_prune_lb_filters(adapter
);
3643 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
, FW_POLL_DELAY
);
3646 static int qlcnic_is_first_func(struct pci_dev
*pdev
)
3648 struct pci_dev
*oth_pdev
;
3649 int val
= pdev
->devfn
;
3652 oth_pdev
= pci_get_domain_bus_and_slot(pci_domain_nr
3653 (pdev
->bus
), pdev
->bus
->number
,
3654 PCI_DEVFN(PCI_SLOT(pdev
->devfn
), val
));
3658 if (oth_pdev
->current_state
!= PCI_D3cold
) {
3659 pci_dev_put(oth_pdev
);
3662 pci_dev_put(oth_pdev
);
3667 static int qlcnic_attach_func(struct pci_dev
*pdev
)
3669 int err
, first_func
;
3670 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3671 struct net_device
*netdev
= adapter
->netdev
;
3673 pdev
->error_state
= pci_channel_io_normal
;
3675 err
= pci_enable_device(pdev
);
3679 pci_set_master(pdev
);
3680 pci_restore_state(pdev
);
3682 first_func
= qlcnic_is_first_func(pdev
);
3684 if (qlcnic_api_lock(adapter
))
3687 if (adapter
->ahw
->op_mode
!= QLCNIC_NON_PRIV_FUNC
&& first_func
) {
3688 adapter
->need_fw_reset
= 1;
3689 set_bit(__QLCNIC_START_FW
, &adapter
->state
);
3690 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
3691 QLCNIC_DEV_INITIALIZING
);
3692 QLCDB(adapter
, DRV
, "Restarting fw\n");
3694 qlcnic_api_unlock(adapter
);
3696 err
= qlcnic_start_firmware(adapter
);
3700 qlcnic_clr_drv_state(adapter
);
3701 kfree(adapter
->msix_entries
);
3702 adapter
->msix_entries
= NULL
;
3703 err
= qlcnic_setup_intr(adapter
);
3706 kfree(adapter
->msix_entries
);
3707 netdev_err(netdev
, "failed to setup interrupt\n");
3711 if (netif_running(netdev
)) {
3712 err
= qlcnic_attach(adapter
);
3714 qlcnic_clr_all_drv_state(adapter
, 1);
3715 clear_bit(__QLCNIC_AER
, &adapter
->state
);
3716 netif_device_attach(netdev
);
3720 err
= qlcnic_up(adapter
, netdev
);
3724 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
3727 netif_device_attach(netdev
);
3731 static pci_ers_result_t
qlcnic_82xx_io_error_detected(struct pci_dev
*pdev
,
3732 pci_channel_state_t state
)
3734 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3735 struct net_device
*netdev
= adapter
->netdev
;
3737 if (state
== pci_channel_io_perm_failure
)
3738 return PCI_ERS_RESULT_DISCONNECT
;
3740 if (state
== pci_channel_io_normal
)
3741 return PCI_ERS_RESULT_RECOVERED
;
3743 set_bit(__QLCNIC_AER
, &adapter
->state
);
3744 netif_device_detach(netdev
);
3746 cancel_delayed_work_sync(&adapter
->fw_work
);
3748 if (netif_running(netdev
))
3749 qlcnic_down(adapter
, netdev
);
3751 qlcnic_detach(adapter
);
3752 qlcnic_teardown_intr(adapter
);
3754 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
3756 pci_save_state(pdev
);
3757 pci_disable_device(pdev
);
3759 return PCI_ERS_RESULT_NEED_RESET
;
3762 static pci_ers_result_t
qlcnic_82xx_io_slot_reset(struct pci_dev
*pdev
)
3764 return qlcnic_attach_func(pdev
) ? PCI_ERS_RESULT_DISCONNECT
:
3765 PCI_ERS_RESULT_RECOVERED
;
3768 static void qlcnic_82xx_io_resume(struct pci_dev
*pdev
)
3771 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3773 pci_cleanup_aer_uncorrect_error_status(pdev
);
3774 state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3775 if (state
== QLCNIC_DEV_READY
&& test_and_clear_bit(__QLCNIC_AER
,
3777 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
,
3781 static pci_ers_result_t
qlcnic_io_error_detected(struct pci_dev
*pdev
,
3782 pci_channel_state_t state
)
3784 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3785 struct qlcnic_hardware_ops
*hw_ops
= adapter
->ahw
->hw_ops
;
3787 if (hw_ops
->io_error_detected
) {
3788 return hw_ops
->io_error_detected(pdev
, state
);
3790 dev_err(&pdev
->dev
, "AER error_detected handler not registered.\n");
3791 return PCI_ERS_RESULT_DISCONNECT
;
3795 static pci_ers_result_t
qlcnic_io_slot_reset(struct pci_dev
*pdev
)
3797 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3798 struct qlcnic_hardware_ops
*hw_ops
= adapter
->ahw
->hw_ops
;
3800 if (hw_ops
->io_slot_reset
) {
3801 return hw_ops
->io_slot_reset(pdev
);
3803 dev_err(&pdev
->dev
, "AER slot_reset handler not registered.\n");
3804 return PCI_ERS_RESULT_DISCONNECT
;
3808 static void qlcnic_io_resume(struct pci_dev
*pdev
)
3810 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3811 struct qlcnic_hardware_ops
*hw_ops
= adapter
->ahw
->hw_ops
;
3813 if (hw_ops
->io_resume
)
3814 hw_ops
->io_resume(pdev
);
3816 dev_err(&pdev
->dev
, "AER resume handler not registered.\n");
3821 qlcnicvf_start_firmware(struct qlcnic_adapter
*adapter
)
3825 err
= qlcnic_can_start_firmware(adapter
);
3829 err
= qlcnic_check_npar_opertional(adapter
);
3833 err
= qlcnic_initialize_nic(adapter
);
3837 qlcnic_check_options(adapter
);
3839 err
= qlcnic_set_eswitch_port_config(adapter
);
3843 adapter
->need_fw_reset
= 0;
3848 int qlcnic_validate_rings(struct qlcnic_adapter
*adapter
, __u32 ring_cnt
,
3851 struct net_device
*netdev
= adapter
->netdev
;
3852 u8 max_hw_rings
= 0;
3856 if (queue_type
== QLCNIC_RX_QUEUE
) {
3857 max_hw_rings
= adapter
->max_sds_rings
;
3858 cur_rings
= adapter
->drv_sds_rings
;
3860 } else if (queue_type
== QLCNIC_TX_QUEUE
) {
3861 max_hw_rings
= adapter
->max_tx_rings
;
3862 cur_rings
= adapter
->drv_tx_rings
;
3866 if (!qlcnic_use_msi_x
&& !qlcnic_use_msi
) {
3867 netdev_err(netdev
, "No RSS/TSS support in INT-x mode\n");
3871 if (adapter
->flags
& QLCNIC_MSI_ENABLED
) {
3872 netdev_err(netdev
, "No RSS/TSS support in MSI mode\n");
3876 if (!is_power_of_2(ring_cnt
)) {
3877 netdev_err(netdev
, "%s rings value should be a power of 2\n",
3882 if (qlcnic_82xx_check(adapter
) && (queue_type
== QLCNIC_TX_QUEUE
) &&
3883 !qlcnic_check_multi_tx(adapter
)) {
3884 netdev_err(netdev
, "No Multi Tx queue support\n");
3888 if (ring_cnt
> num_online_cpus()) {
3890 "%s value[%u] should not be higher than, number of online CPUs\n",
3891 buf
, num_online_cpus());
3898 int qlcnic_setup_rings(struct qlcnic_adapter
*adapter
)
3900 struct net_device
*netdev
= adapter
->netdev
;
3903 if (test_bit(__QLCNIC_RESETTING
, &adapter
->state
))
3906 netif_device_detach(netdev
);
3907 if (netif_running(netdev
))
3908 __qlcnic_down(adapter
, netdev
);
3910 qlcnic_detach(adapter
);
3912 if (qlcnic_83xx_check(adapter
)) {
3913 qlcnic_83xx_free_mbx_intr(adapter
);
3914 qlcnic_83xx_enable_mbx_poll(adapter
);
3917 qlcnic_teardown_intr(adapter
);
3919 err
= qlcnic_setup_intr(adapter
);
3921 kfree(adapter
->msix_entries
);
3922 netdev_err(netdev
, "failed to setup interrupt\n");
3926 netif_set_real_num_tx_queues(netdev
, adapter
->drv_tx_rings
);
3928 if (qlcnic_83xx_check(adapter
)) {
3929 qlcnic_83xx_initialize_nic(adapter
, 1);
3930 err
= qlcnic_83xx_setup_mbx_intr(adapter
);
3931 qlcnic_83xx_disable_mbx_poll(adapter
);
3933 dev_err(&adapter
->pdev
->dev
,
3934 "failed to setup mbx interrupt\n");
3939 if (netif_running(netdev
)) {
3940 err
= qlcnic_attach(adapter
);
3943 err
= __qlcnic_up(adapter
, netdev
);
3946 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
3949 netif_device_attach(netdev
);
3950 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
3956 #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
3959 qlcnic_config_indev_addr(struct qlcnic_adapter
*adapter
,
3960 struct net_device
*dev
, unsigned long event
)
3962 struct in_device
*indev
;
3964 indev
= in_dev_get(dev
);
3971 qlcnic_config_ipaddr(adapter
,
3972 ifa
->ifa_address
, QLCNIC_IP_UP
);
3975 qlcnic_config_ipaddr(adapter
,
3976 ifa
->ifa_address
, QLCNIC_IP_DOWN
);
3981 } endfor_ifa(indev
);
3986 void qlcnic_restore_indev_addr(struct net_device
*netdev
, unsigned long event
)
3988 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
3989 struct net_device
*dev
;
3992 qlcnic_config_indev_addr(adapter
, netdev
, event
);
3995 for_each_set_bit(vid
, adapter
->vlans
, VLAN_N_VID
) {
3996 dev
= __vlan_find_dev_deep(netdev
, htons(ETH_P_8021Q
), vid
);
3999 qlcnic_config_indev_addr(adapter
, dev
, event
);
4004 static int qlcnic_netdev_event(struct notifier_block
*this,
4005 unsigned long event
, void *ptr
)
4007 struct qlcnic_adapter
*adapter
;
4008 struct net_device
*dev
= netdev_notifier_info_to_dev(ptr
);
4014 if (dev
->priv_flags
& IFF_802_1Q_VLAN
) {
4015 dev
= vlan_dev_real_dev(dev
);
4019 if (!is_qlcnic_netdev(dev
))
4022 adapter
= netdev_priv(dev
);
4027 if (!test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
4030 qlcnic_config_indev_addr(adapter
, dev
, event
);
4036 qlcnic_inetaddr_event(struct notifier_block
*this,
4037 unsigned long event
, void *ptr
)
4039 struct qlcnic_adapter
*adapter
;
4040 struct net_device
*dev
;
4042 struct in_ifaddr
*ifa
= (struct in_ifaddr
*)ptr
;
4044 dev
= ifa
->ifa_dev
? ifa
->ifa_dev
->dev
: NULL
;
4050 if (dev
->priv_flags
& IFF_802_1Q_VLAN
) {
4051 dev
= vlan_dev_real_dev(dev
);
4055 if (!is_qlcnic_netdev(dev
))
4058 adapter
= netdev_priv(dev
);
4063 if (!test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
4068 qlcnic_config_ipaddr(adapter
, ifa
->ifa_address
, QLCNIC_IP_UP
);
4072 qlcnic_config_ipaddr(adapter
, ifa
->ifa_address
, QLCNIC_IP_DOWN
);
4083 static struct notifier_block qlcnic_netdev_cb
= {
4084 .notifier_call
= qlcnic_netdev_event
,
4087 static struct notifier_block qlcnic_inetaddr_cb
= {
4088 .notifier_call
= qlcnic_inetaddr_event
,
4091 void qlcnic_restore_indev_addr(struct net_device
*dev
, unsigned long event
)
4094 static const struct pci_error_handlers qlcnic_err_handler
= {
4095 .error_detected
= qlcnic_io_error_detected
,
4096 .slot_reset
= qlcnic_io_slot_reset
,
4097 .resume
= qlcnic_io_resume
,
4100 static struct pci_driver qlcnic_driver
= {
4101 .name
= qlcnic_driver_name
,
4102 .id_table
= qlcnic_pci_tbl
,
4103 .probe
= qlcnic_probe
,
4104 .remove
= qlcnic_remove
,
4106 .suspend
= qlcnic_suspend
,
4107 .resume
= qlcnic_resume
,
4109 .shutdown
= qlcnic_shutdown
,
4110 .err_handler
= &qlcnic_err_handler
,
4111 #ifdef CONFIG_QLCNIC_SRIOV
4112 .sriov_configure
= qlcnic_pci_sriov_configure
,
4117 static int __init
qlcnic_init_module(void)
4121 printk(KERN_INFO
"%s\n", qlcnic_driver_string
);
4124 register_netdevice_notifier(&qlcnic_netdev_cb
);
4125 register_inetaddr_notifier(&qlcnic_inetaddr_cb
);
4128 ret
= pci_register_driver(&qlcnic_driver
);
4131 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb
);
4132 unregister_netdevice_notifier(&qlcnic_netdev_cb
);
4139 module_init(qlcnic_init_module
);
4141 static void __exit
qlcnic_exit_module(void)
4143 pci_unregister_driver(&qlcnic_driver
);
4146 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb
);
4147 unregister_netdevice_notifier(&qlcnic_netdev_cb
);
4151 module_exit(qlcnic_exit_module
);