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 u32 qlcnic_vlan_tx_check(struct qlcnic_adapter *adapter)
86 struct qlcnic_hardware_context *ahw = adapter->ahw;
88 if (adapter->pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X)
89 return ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX;
94 /* PCI Device ID Table */
95 #define ENTRY(device) \
96 {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \
97 .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0}
99 static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl) = {
100 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X),
101 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X),
102 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE834X),
106 MODULE_DEVICE_TABLE(pci, qlcnic_pci_tbl);
109 inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring *tx_ring)
111 writel(tx_ring->producer, tx_ring->crb_cmd_producer);
114 static const u32 msi_tgt_status[8] = {
115 ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1,
116 ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3,
117 ISR_INT_TARGET_STATUS_F4, ISR_INT_TARGET_STATUS_F5,
118 ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7
121 static const u32 qlcnic_reg_tbl[] = {
122 0x1B20A8, /* PEG_HALT_STAT1 */
123 0x1B20AC, /* PEG_HALT_STAT2 */
124 0x1B20B0, /* FW_HEARTBEAT */
125 0x1B2100, /* LOCK ID */
126 0x1B2128, /* FW_CAPABILITIES */
127 0x1B2138, /* drv active */
128 0x1B2140, /* dev state */
129 0x1B2144, /* drv state */
130 0x1B2148, /* drv scratch */
131 0x1B214C, /* dev partition info */
132 0x1B2174, /* drv idc ver */
133 0x1B2150, /* fw version major */
134 0x1B2154, /* fw version minor */
135 0x1B2158, /* fw version sub */
136 0x1B219C, /* npar state */
137 0x1B21FC, /* FW_IMG_VALID */
138 0x1B2250, /* CMD_PEG_STATE */
139 0x1B233C, /* RCV_PEG_STATE */
140 0x1B23B4, /* ASIC TEMP */
141 0x1B216C, /* FW api */
142 0x1B2170, /* drv op mode */
143 0x13C010, /* flash lock */
144 0x13C014, /* flash unlock */
147 static const struct qlcnic_board_info qlcnic_boards[] = {
148 { PCI_VENDOR_ID_QLOGIC,
149 PCI_DEVICE_ID_QLOGIC_QLE834X,
150 PCI_VENDOR_ID_QLOGIC,
152 "8300 Series Dual Port 10GbE Converged Network Adapter "
153 "(TCP/IP Networking)" },
154 { PCI_VENDOR_ID_QLOGIC,
155 PCI_DEVICE_ID_QLOGIC_QLE834X,
156 PCI_VENDOR_ID_QLOGIC,
158 "8300 Series Single Port 10GbE Converged Network Adapter "
159 "(TCP/IP Networking)" },
160 { PCI_VENDOR_ID_QLOGIC,
161 PCI_DEVICE_ID_QLOGIC_QLE834X,
162 PCI_VENDOR_ID_QLOGIC,
164 "8300 Series Dual Port 10GbE Converged Network Adapter "
165 "(TCP/IP Networking)" },
166 { PCI_VENDOR_ID_QLOGIC,
167 PCI_DEVICE_ID_QLOGIC_QLE834X,
168 PCI_VENDOR_ID_QLOGIC,
170 "8300 Series Dual Port 10GbE Converged Network Adapter "
171 "(TCP/IP Networking)" },
172 { PCI_VENDOR_ID_QLOGIC,
173 PCI_DEVICE_ID_QLOGIC_QLE834X,
174 PCI_VENDOR_ID_QLOGIC,
176 "8300 Series Dual Port 10GbE Converged Network Adapter "
177 "(TCP/IP Networking)" },
178 { PCI_VENDOR_ID_QLOGIC,
179 PCI_DEVICE_ID_QLOGIC_QLE834X,
180 PCI_VENDOR_ID_QLOGIC,
182 "8300 Series Dual Port 10GbE Converged Network Adapter "
183 "(TCP/IP Networking)" },
184 { PCI_VENDOR_ID_QLOGIC,
185 PCI_DEVICE_ID_QLOGIC_QLE834X,
186 PCI_VENDOR_ID_QLOGIC,
188 "8300 Series Dual Port 10GbE Converged Network Adapter "
189 "(TCP/IP Networking)" },
190 { PCI_VENDOR_ID_QLOGIC,
191 PCI_DEVICE_ID_QLOGIC_QLE834X,
192 PCI_VENDOR_ID_QLOGIC,
194 "8300 Series Single Port 10GbE Converged Network Adapter "
195 "(TCP/IP Networking)" },
196 { PCI_VENDOR_ID_QLOGIC,
197 PCI_DEVICE_ID_QLOGIC_QLE834X,
198 PCI_VENDOR_ID_QLOGIC,
200 "8300 Series Dual Port 10GbE Converged Network Adapter "
201 "(TCP/IP Networking)" },
202 { PCI_VENDOR_ID_QLOGIC,
203 PCI_DEVICE_ID_QLOGIC_QLE834X,
204 PCI_VENDOR_ID_QLOGIC,
206 "8300 Series Dual Port 10GbE Converged Network Adapter "
207 "(TCP/IP Networking)" },
208 { PCI_VENDOR_ID_QLOGIC,
209 PCI_DEVICE_ID_QLOGIC_QLE834X,
210 0x0, 0x0, "8300 Series 1/10GbE Controller" },
211 { PCI_VENDOR_ID_QLOGIC,
212 PCI_DEVICE_ID_QLOGIC_QLE824X,
213 PCI_VENDOR_ID_QLOGIC,
215 "8200 Series Single Port 10GbE Converged Network Adapter"
216 "(TCP/IP Networking)" },
217 { PCI_VENDOR_ID_QLOGIC,
218 PCI_DEVICE_ID_QLOGIC_QLE824X,
219 PCI_VENDOR_ID_QLOGIC,
221 "8200 Series Dual Port 10GbE Converged Network Adapter"
222 "(TCP/IP Networking)" },
223 { PCI_VENDOR_ID_QLOGIC,
224 PCI_DEVICE_ID_QLOGIC_QLE824X,
225 PCI_VENDOR_ID_QLOGIC,
227 "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter" },
228 { PCI_VENDOR_ID_QLOGIC,
229 PCI_DEVICE_ID_QLOGIC_QLE824X,
230 PCI_VENDOR_ID_QLOGIC,
232 "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter" },
233 { PCI_VENDOR_ID_QLOGIC,
234 PCI_DEVICE_ID_QLOGIC_QLE824X,
235 PCI_VENDOR_ID_QLOGIC,
237 "3200 Series Single Port 10Gb Intelligent Ethernet Adapter" },
238 { PCI_VENDOR_ID_QLOGIC,
239 PCI_DEVICE_ID_QLOGIC_QLE824X,
241 "NC523SFP 10Gb 2-port Server Adapter" },
242 { PCI_VENDOR_ID_QLOGIC,
243 PCI_DEVICE_ID_QLOGIC_QLE824X,
245 "CN1000Q Dual Port Converged Network Adapter" },
246 { PCI_VENDOR_ID_QLOGIC,
247 PCI_DEVICE_ID_QLOGIC_QLE824X,
248 PCI_VENDOR_ID_QLOGIC,
250 "QME8242-k 10GbE Dual Port Mezzanine Card" },
251 { PCI_VENDOR_ID_QLOGIC,
252 PCI_DEVICE_ID_QLOGIC_QLE824X,
253 0x0, 0x0, "cLOM8214 1/10GbE Controller" },
256 #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards)
257 #define QLC_MAX_SDS_RINGS 8
260 struct qlcnic_legacy_intr_set legacy_intr[] = QLCNIC_LEGACY_INTR_CONFIG;
262 int qlcnic_alloc_sds_rings(struct qlcnic_recv_context *recv_ctx, int count)
264 int size = sizeof(struct qlcnic_host_sds_ring) * count;
266 recv_ctx->sds_rings = kzalloc(size, GFP_KERNEL);
268 return recv_ctx->sds_rings == NULL;
271 void qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx)
273 if (recv_ctx->sds_rings != NULL)
274 kfree(recv_ctx->sds_rings);
276 recv_ctx->sds_rings = NULL;
279 int qlcnic_read_mac_addr(struct qlcnic_adapter *adapter)
281 u8 mac_addr[ETH_ALEN];
282 struct net_device *netdev = adapter->netdev;
283 struct pci_dev *pdev = adapter->pdev;
285 if (qlcnic_get_mac_address(adapter, mac_addr) != 0)
288 memcpy(netdev->dev_addr, mac_addr, ETH_ALEN);
289 memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len);
291 /* set station address */
293 if (!is_valid_ether_addr(netdev->dev_addr))
294 dev_warn(&pdev->dev, "Bad MAC address %pM.\n",
300 static void qlcnic_delete_adapter_mac(struct qlcnic_adapter *adapter)
302 struct qlcnic_mac_list_s *cur;
303 struct list_head *head;
305 list_for_each(head, &adapter->mac_list) {
306 cur = list_entry(head, struct qlcnic_mac_list_s, list);
307 if (!memcmp(adapter->mac_addr, cur->mac_addr, ETH_ALEN)) {
308 qlcnic_sre_macaddr_change(adapter, cur->mac_addr,
310 list_del(&cur->list);
317 static int qlcnic_set_mac(struct net_device *netdev, void *p)
319 struct qlcnic_adapter *adapter = netdev_priv(netdev);
320 struct sockaddr *addr = p;
322 if (qlcnic_sriov_vf_check(adapter))
325 if ((adapter->flags & QLCNIC_MAC_OVERRIDE_DISABLED))
328 if (!is_valid_ether_addr(addr->sa_data))
331 if (!memcmp(adapter->mac_addr, addr->sa_data, ETH_ALEN))
334 if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
335 netif_device_detach(netdev);
336 qlcnic_napi_disable(adapter);
339 qlcnic_delete_adapter_mac(adapter);
340 memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len);
341 memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
342 qlcnic_set_multi(adapter->netdev);
344 if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
345 netif_device_attach(netdev);
346 qlcnic_napi_enable(adapter);
351 static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
352 struct net_device *netdev, const unsigned char *addr)
354 struct qlcnic_adapter *adapter = netdev_priv(netdev);
355 int err = -EOPNOTSUPP;
357 if (!adapter->fdb_mac_learn)
358 return ndo_dflt_fdb_del(ndm, tb, netdev, addr);
360 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
361 if (is_unicast_ether_addr(addr)) {
362 err = dev_uc_del(netdev, addr);
364 err = qlcnic_nic_del_mac(adapter, addr);
365 } else if (is_multicast_ether_addr(addr)) {
366 err = dev_mc_del(netdev, addr);
374 static int qlcnic_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
375 struct net_device *netdev,
376 const unsigned char *addr, u16 flags)
378 struct qlcnic_adapter *adapter = netdev_priv(netdev);
381 if (!adapter->fdb_mac_learn)
382 return ndo_dflt_fdb_add(ndm, tb, netdev, addr, flags);
384 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) {
385 pr_info("%s: FDB e-switch is not enabled\n", __func__);
389 if (ether_addr_equal(addr, adapter->mac_addr))
392 if (is_unicast_ether_addr(addr)) {
393 if (netdev_uc_count(netdev) < adapter->ahw->max_uc_count)
394 err = dev_uc_add_excl(netdev, addr);
397 } else if (is_multicast_ether_addr(addr)) {
398 err = dev_mc_add_excl(netdev, addr);
406 static int qlcnic_fdb_dump(struct sk_buff *skb, struct netlink_callback *ncb,
407 struct net_device *netdev, int idx)
409 struct qlcnic_adapter *adapter = netdev_priv(netdev);
411 if (!adapter->fdb_mac_learn)
412 return ndo_dflt_fdb_dump(skb, ncb, netdev, idx);
414 if (adapter->flags & QLCNIC_ESWITCH_ENABLED)
415 idx = ndo_dflt_fdb_dump(skb, ncb, netdev, idx);
420 static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter *adapter)
422 while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
423 usleep_range(10000, 11000);
425 cancel_delayed_work_sync(&adapter->fw_work);
428 static const struct net_device_ops qlcnic_netdev_ops = {
429 .ndo_open = qlcnic_open,
430 .ndo_stop = qlcnic_close,
431 .ndo_start_xmit = qlcnic_xmit_frame,
432 .ndo_get_stats = qlcnic_get_stats,
433 .ndo_validate_addr = eth_validate_addr,
434 .ndo_set_rx_mode = qlcnic_set_multi,
435 .ndo_set_mac_address = qlcnic_set_mac,
436 .ndo_change_mtu = qlcnic_change_mtu,
437 .ndo_fix_features = qlcnic_fix_features,
438 .ndo_set_features = qlcnic_set_features,
439 .ndo_tx_timeout = qlcnic_tx_timeout,
440 .ndo_vlan_rx_add_vid = qlcnic_vlan_rx_add,
441 .ndo_vlan_rx_kill_vid = qlcnic_vlan_rx_del,
442 .ndo_fdb_add = qlcnic_fdb_add,
443 .ndo_fdb_del = qlcnic_fdb_del,
444 .ndo_fdb_dump = qlcnic_fdb_dump,
445 #ifdef CONFIG_NET_POLL_CONTROLLER
446 .ndo_poll_controller = qlcnic_poll_controller,
448 #ifdef CONFIG_QLCNIC_SRIOV
449 .ndo_set_vf_mac = qlcnic_sriov_set_vf_mac,
450 .ndo_set_vf_tx_rate = qlcnic_sriov_set_vf_tx_rate,
451 .ndo_get_vf_config = qlcnic_sriov_get_vf_config,
452 .ndo_set_vf_vlan = qlcnic_sriov_set_vf_vlan,
453 .ndo_set_vf_spoofchk = qlcnic_sriov_set_vf_spoofchk,
457 static const struct net_device_ops qlcnic_netdev_failed_ops = {
458 .ndo_open = qlcnic_open,
461 static struct qlcnic_nic_template qlcnic_ops = {
462 .config_bridged_mode = qlcnic_config_bridged_mode,
463 .config_led = qlcnic_82xx_config_led,
464 .start_firmware = qlcnic_82xx_start_firmware,
465 .request_reset = qlcnic_82xx_dev_request_reset,
466 .cancel_idc_work = qlcnic_82xx_cancel_idc_work,
467 .napi_add = qlcnic_82xx_napi_add,
468 .napi_del = qlcnic_82xx_napi_del,
469 .config_ipaddr = qlcnic_82xx_config_ipaddr,
470 .shutdown = qlcnic_82xx_shutdown,
471 .resume = qlcnic_82xx_resume,
472 .clear_legacy_intr = qlcnic_82xx_clear_legacy_intr,
475 struct qlcnic_nic_template qlcnic_vf_ops = {
476 .config_bridged_mode = qlcnicvf_config_bridged_mode,
477 .config_led = qlcnicvf_config_led,
478 .start_firmware = qlcnicvf_start_firmware
481 static struct qlcnic_hardware_ops qlcnic_hw_ops = {
482 .read_crb = qlcnic_82xx_read_crb,
483 .write_crb = qlcnic_82xx_write_crb,
484 .read_reg = qlcnic_82xx_hw_read_wx_2M,
485 .write_reg = qlcnic_82xx_hw_write_wx_2M,
486 .get_mac_address = qlcnic_82xx_get_mac_address,
487 .setup_intr = qlcnic_82xx_setup_intr,
488 .alloc_mbx_args = qlcnic_82xx_alloc_mbx_args,
489 .mbx_cmd = qlcnic_82xx_issue_cmd,
490 .get_func_no = qlcnic_82xx_get_func_no,
491 .api_lock = qlcnic_82xx_api_lock,
492 .api_unlock = qlcnic_82xx_api_unlock,
493 .add_sysfs = qlcnic_82xx_add_sysfs,
494 .remove_sysfs = qlcnic_82xx_remove_sysfs,
495 .process_lb_rcv_ring_diag = qlcnic_82xx_process_rcv_ring_diag,
496 .create_rx_ctx = qlcnic_82xx_fw_cmd_create_rx_ctx,
497 .create_tx_ctx = qlcnic_82xx_fw_cmd_create_tx_ctx,
498 .del_rx_ctx = qlcnic_82xx_fw_cmd_del_rx_ctx,
499 .del_tx_ctx = qlcnic_82xx_fw_cmd_del_tx_ctx,
500 .setup_link_event = qlcnic_82xx_linkevent_request,
501 .get_nic_info = qlcnic_82xx_get_nic_info,
502 .get_pci_info = qlcnic_82xx_get_pci_info,
503 .set_nic_info = qlcnic_82xx_set_nic_info,
504 .change_macvlan = qlcnic_82xx_sre_macaddr_change,
505 .napi_enable = qlcnic_82xx_napi_enable,
506 .napi_disable = qlcnic_82xx_napi_disable,
507 .config_intr_coal = qlcnic_82xx_config_intr_coalesce,
508 .config_rss = qlcnic_82xx_config_rss,
509 .config_hw_lro = qlcnic_82xx_config_hw_lro,
510 .config_loopback = qlcnic_82xx_set_lb_mode,
511 .clear_loopback = qlcnic_82xx_clear_lb_mode,
512 .config_promisc_mode = qlcnic_82xx_nic_set_promisc,
513 .change_l2_filter = qlcnic_82xx_change_filter,
514 .get_board_info = qlcnic_82xx_get_board_info,
515 .set_mac_filter_count = qlcnic_82xx_set_mac_filter_count,
516 .free_mac_list = qlcnic_82xx_free_mac_list,
519 int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix)
521 struct pci_dev *pdev = adapter->pdev;
523 int max_tx_rings, tx_vector;
525 if (adapter->flags & QLCNIC_TX_INTR_SHARED) {
529 max_tx_rings = adapter->max_drv_tx_rings;
533 if (!adapter->msix_entries) {
534 adapter->msix_entries = kcalloc(num_msix,
535 sizeof(struct msix_entry),
537 if (!adapter->msix_entries)
541 adapter->max_sds_rings = 1;
542 adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED);
544 if (adapter->ahw->msix_supported) {
546 for (i = 0; i < num_msix; i++)
547 adapter->msix_entries[i].entry = i;
548 err = pci_enable_msix(pdev, adapter->msix_entries, num_msix);
550 adapter->flags |= QLCNIC_MSIX_ENABLED;
551 if (qlcnic_83xx_check(adapter)) {
552 adapter->ahw->num_msix = num_msix;
553 /* subtract mail box and tx ring vectors */
554 adapter->max_sds_rings = num_msix -
557 adapter->max_sds_rings = num_msix;
559 dev_info(&pdev->dev, "using msi-x interrupts\n");
561 } else if (err > 0) {
563 "Unable to allocate %d MSI-X interrupt vectors\n",
565 if (qlcnic_83xx_check(adapter)) {
566 if (err < (QLC_83XX_MINIMUM_VECTOR - tx_vector))
568 err -= (max_tx_rings + 1);
569 num_msix = rounddown_pow_of_two(err);
570 num_msix += (max_tx_rings + 1);
572 num_msix = rounddown_pow_of_two(err);
577 "Trying to allocate %d MSI-X interrupt vectors\n",
583 "Unable to allocate %d MSI-X interrupt vectors\n",
591 static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter)
594 u32 offset, mask_reg;
595 const struct qlcnic_legacy_intr_set *legacy_intrp;
596 struct qlcnic_hardware_context *ahw = adapter->ahw;
597 struct pci_dev *pdev = adapter->pdev;
599 if (qlcnic_use_msi && !pci_enable_msi(pdev)) {
600 adapter->flags |= QLCNIC_MSI_ENABLED;
601 offset = msi_tgt_status[adapter->ahw->pci_func];
602 adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter->ahw,
604 dev_info(&pdev->dev, "using msi interrupts\n");
605 adapter->msix_entries[0].vector = pdev->irq;
608 if (qlcnic_use_msi || qlcnic_use_msi_x)
611 legacy_intrp = &legacy_intr[adapter->ahw->pci_func];
612 adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit;
613 offset = legacy_intrp->tgt_status_reg;
614 adapter->tgt_status_reg = qlcnic_get_ioaddr(ahw, offset);
615 mask_reg = legacy_intrp->tgt_mask_reg;
616 adapter->tgt_mask_reg = qlcnic_get_ioaddr(ahw, mask_reg);
617 adapter->isr_int_vec = qlcnic_get_ioaddr(ahw, ISR_INT_VECTOR);
618 adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG);
619 dev_info(&pdev->dev, "using legacy interrupts\n");
620 adapter->msix_entries[0].vector = pdev->irq;
624 int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter, u8 num_intr)
626 int num_msix, err = 0;
629 num_intr = QLCNIC_DEF_NUM_STS_DESC_RINGS;
631 if (adapter->ahw->msix_supported)
632 num_msix = rounddown_pow_of_two(min_t(int, num_online_cpus(),
637 err = qlcnic_enable_msix(adapter, num_msix);
638 if (err == -ENOMEM || !err)
641 err = qlcnic_enable_msi_legacy(adapter);
648 void qlcnic_teardown_intr(struct qlcnic_adapter *adapter)
650 if (adapter->flags & QLCNIC_MSIX_ENABLED)
651 pci_disable_msix(adapter->pdev);
652 if (adapter->flags & QLCNIC_MSI_ENABLED)
653 pci_disable_msi(adapter->pdev);
655 kfree(adapter->msix_entries);
656 adapter->msix_entries = NULL;
658 if (adapter->ahw->intr_tbl) {
659 vfree(adapter->ahw->intr_tbl);
660 adapter->ahw->intr_tbl = NULL;
664 static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context *ahw)
666 if (ahw->pci_base0 != NULL)
667 iounmap(ahw->pci_base0);
670 static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter)
672 struct qlcnic_pci_info *pci_info;
675 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) {
676 switch (adapter->ahw->port_type) {
678 adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_GBE_PORTS;
681 adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_XG_PORTS;
687 if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC)
690 pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL);
694 ret = qlcnic_get_pci_info(adapter, pci_info);
699 int qlcnic_init_pci_info(struct qlcnic_adapter *adapter)
701 struct qlcnic_pci_info *pci_info;
702 int i, ret = 0, j = 0;
706 pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL);
710 ret = qlcnic_get_pci_info(adapter, pci_info);
714 act_pci_func = adapter->ahw->act_pci_func;
716 adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) *
717 act_pci_func, GFP_KERNEL);
718 if (!adapter->npars) {
723 adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) *
724 QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL);
725 if (!adapter->eswitch) {
730 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) {
731 pfn = pci_info[i].id;
733 if (pfn >= QLCNIC_MAX_PCI_FUNC) {
734 ret = QL_STATUS_INVALID_PARAM;
738 if (!pci_info[i].active ||
739 (pci_info[i].type != QLCNIC_TYPE_NIC))
742 adapter->npars[j].pci_func = pfn;
743 adapter->npars[j].active = (u8)pci_info[i].active;
744 adapter->npars[j].type = (u8)pci_info[i].type;
745 adapter->npars[j].phy_port = (u8)pci_info[i].default_port;
746 adapter->npars[j].min_bw = pci_info[i].tx_min_bw;
747 adapter->npars[j].max_bw = pci_info[i].tx_max_bw;
751 for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) {
752 adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE;
753 if (qlcnic_83xx_check(adapter))
754 qlcnic_enable_eswitch(adapter, i, 1);
761 kfree(adapter->eswitch);
762 adapter->eswitch = NULL;
764 kfree(adapter->npars);
765 adapter->npars = NULL;
773 qlcnic_set_function_modes(struct qlcnic_adapter *adapter)
777 u32 data = QLCNIC_MGMT_FUNC;
778 struct qlcnic_hardware_context *ahw = adapter->ahw;
780 ret = qlcnic_api_lock(adapter);
785 data = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
786 data = (data & ~QLC_DEV_SET_DRV(0xf, id)) |
787 QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC, id);
788 QLC_SHARED_REG_WR32(adapter, QLCNIC_DRV_OP_MODE, data);
789 qlcnic_api_unlock(adapter);
794 static void qlcnic_check_vf(struct qlcnic_adapter *adapter,
795 const struct pci_device_id *ent)
797 u32 op_mode, priv_level;
799 /* Determine FW API version */
800 adapter->ahw->fw_hal_version = QLC_SHARED_REG_RD32(adapter,
803 /* Find PCI function number */
804 qlcnic_get_func_no(adapter);
806 /* Determine function privilege level */
807 op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
808 if (op_mode == QLC_DEV_DRV_DEFAULT)
809 priv_level = QLCNIC_MGMT_FUNC;
811 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
813 if (priv_level == QLCNIC_NON_PRIV_FUNC) {
814 adapter->ahw->op_mode = QLCNIC_NON_PRIV_FUNC;
815 dev_info(&adapter->pdev->dev,
816 "HAL Version: %d Non Privileged function\n",
817 adapter->ahw->fw_hal_version);
818 adapter->nic_ops = &qlcnic_vf_ops;
820 adapter->nic_ops = &qlcnic_ops;
823 #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL
824 #define QLCNIC_83XX_BAR0_LENGTH 0x4000
825 static void qlcnic_get_bar_length(u32 dev_id, ulong *bar)
828 case PCI_DEVICE_ID_QLOGIC_QLE824X:
829 *bar = QLCNIC_82XX_BAR0_LENGTH;
831 case PCI_DEVICE_ID_QLOGIC_QLE834X:
832 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X:
833 *bar = QLCNIC_83XX_BAR0_LENGTH;
840 static int qlcnic_setup_pci_map(struct pci_dev *pdev,
841 struct qlcnic_hardware_context *ahw)
844 void __iomem *mem_ptr0 = NULL;
845 unsigned long mem_len, pci_len0 = 0, bar0_len;
847 /* remap phys address */
848 mem_len = pci_resource_len(pdev, 0);
850 qlcnic_get_bar_length(pdev->device, &bar0_len);
851 if (mem_len >= bar0_len) {
853 mem_ptr0 = pci_ioremap_bar(pdev, 0);
854 if (mem_ptr0 == NULL) {
855 dev_err(&pdev->dev, "failed to map PCI bar 0\n");
863 dev_info(&pdev->dev, "%dKB memory map\n", (int)(mem_len >> 10));
865 ahw->pci_base0 = mem_ptr0;
866 ahw->pci_len0 = pci_len0;
867 offset = QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw->pci_func));
868 qlcnic_get_ioaddr(ahw, offset);
873 static inline bool qlcnic_validate_subsystem_id(struct qlcnic_adapter *adapter,
876 struct pci_dev *pdev = adapter->pdev;
877 unsigned short subsystem_vendor;
880 subsystem_vendor = pdev->subsystem_vendor;
882 if (pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X ||
883 pdev->device == PCI_DEVICE_ID_QLOGIC_QLE834X) {
884 if (qlcnic_boards[index].sub_vendor == subsystem_vendor &&
885 qlcnic_boards[index].sub_device == pdev->subsystem_device)
894 static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name)
896 struct pci_dev *pdev = adapter->pdev;
899 for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) {
900 if (qlcnic_boards[i].vendor == pdev->vendor &&
901 qlcnic_boards[i].device == pdev->device &&
902 qlcnic_validate_subsystem_id(adapter, i)) {
909 sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr);
911 sprintf(name, "%pM: %s" , adapter->mac_addr,
912 qlcnic_boards[i].short_name);
916 qlcnic_check_options(struct qlcnic_adapter *adapter)
919 u32 fw_major, fw_minor, fw_build, prev_fw_version;
920 struct pci_dev *pdev = adapter->pdev;
921 struct qlcnic_hardware_context *ahw = adapter->ahw;
922 struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump;
924 prev_fw_version = adapter->fw_version;
926 fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR);
927 fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR);
928 fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB);
930 adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build);
932 err = qlcnic_get_board_info(adapter);
934 dev_err(&pdev->dev, "Error getting board config info.\n");
937 if (ahw->op_mode != QLCNIC_NON_PRIV_FUNC) {
938 if (fw_dump->tmpl_hdr == NULL ||
939 adapter->fw_version > prev_fw_version) {
940 if (fw_dump->tmpl_hdr)
941 vfree(fw_dump->tmpl_hdr);
942 if (!qlcnic_fw_cmd_get_minidump_temp(adapter))
944 "Supports FW dump capability\n");
948 dev_info(&pdev->dev, "Driver v%s, firmware v%d.%d.%d\n",
949 QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build);
951 if (adapter->ahw->port_type == QLCNIC_XGBE) {
952 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
953 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF;
954 adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF;
956 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G;
957 adapter->max_rxd = MAX_RCV_DESCRIPTORS_10G;
960 adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
961 adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
963 } else if (adapter->ahw->port_type == QLCNIC_GBE) {
964 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G;
965 adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
966 adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
967 adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G;
970 adapter->ahw->msix_supported = !!qlcnic_use_msi_x;
972 adapter->num_txd = MAX_CMD_DESCRIPTORS;
974 adapter->max_rds_rings = MAX_RDS_RINGS;
978 qlcnic_initialize_nic(struct qlcnic_adapter *adapter)
981 struct qlcnic_info nic_info;
983 memset(&nic_info, 0, sizeof(struct qlcnic_info));
984 err = qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw->pci_func);
988 adapter->ahw->physical_port = (u8)nic_info.phys_port;
989 adapter->ahw->switch_mode = nic_info.switch_mode;
990 adapter->ahw->max_tx_ques = nic_info.max_tx_ques;
991 adapter->ahw->max_rx_ques = nic_info.max_rx_ques;
992 adapter->ahw->capabilities = nic_info.capabilities;
994 if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) {
996 temp = QLCRD32(adapter, CRB_FW_CAPABILITIES_2);
997 adapter->ahw->extra_capability[0] = temp;
999 adapter->ahw->max_mac_filters = nic_info.max_mac_filters;
1000 adapter->ahw->max_mtu = nic_info.max_mtu;
1002 /* Disable NPAR for 83XX */
1003 if (qlcnic_83xx_check(adapter))
1006 if (adapter->ahw->capabilities & BIT_6)
1007 adapter->flags |= QLCNIC_ESWITCH_ENABLED;
1009 adapter->flags &= ~QLCNIC_ESWITCH_ENABLED;
1014 void qlcnic_set_vlan_config(struct qlcnic_adapter *adapter,
1015 struct qlcnic_esw_func_cfg *esw_cfg)
1017 if (esw_cfg->discard_tagged)
1018 adapter->flags &= ~QLCNIC_TAGGING_ENABLED;
1020 adapter->flags |= QLCNIC_TAGGING_ENABLED;
1022 if (esw_cfg->vlan_id) {
1023 adapter->rx_pvid = esw_cfg->vlan_id;
1024 adapter->tx_pvid = esw_cfg->vlan_id;
1026 adapter->rx_pvid = 0;
1027 adapter->tx_pvid = 0;
1032 qlcnic_vlan_rx_add(struct net_device *netdev, __be16 proto, u16 vid)
1034 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1037 if (qlcnic_sriov_vf_check(adapter)) {
1038 err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 1);
1041 "Cannot add VLAN filter for VLAN id %d, err=%d",
1047 set_bit(vid, adapter->vlans);
1052 qlcnic_vlan_rx_del(struct net_device *netdev, __be16 proto, u16 vid)
1054 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1057 if (qlcnic_sriov_vf_check(adapter)) {
1058 err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 0);
1061 "Cannot delete VLAN filter for VLAN id %d, err=%d",
1067 qlcnic_restore_indev_addr(netdev, NETDEV_DOWN);
1068 clear_bit(vid, adapter->vlans);
1072 void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter,
1073 struct qlcnic_esw_func_cfg *esw_cfg)
1075 adapter->flags &= ~(QLCNIC_MACSPOOF | QLCNIC_MAC_OVERRIDE_DISABLED |
1076 QLCNIC_PROMISC_DISABLED);
1078 if (esw_cfg->mac_anti_spoof)
1079 adapter->flags |= QLCNIC_MACSPOOF;
1081 if (!esw_cfg->mac_override)
1082 adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED;
1084 if (!esw_cfg->promisc_mode)
1085 adapter->flags |= QLCNIC_PROMISC_DISABLED;
1088 int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter)
1090 struct qlcnic_esw_func_cfg esw_cfg;
1092 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
1095 esw_cfg.pci_func = adapter->ahw->pci_func;
1096 if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg))
1098 qlcnic_set_vlan_config(adapter, &esw_cfg);
1099 qlcnic_set_eswitch_port_features(adapter, &esw_cfg);
1100 qlcnic_set_netdev_features(adapter, &esw_cfg);
1105 void qlcnic_set_netdev_features(struct qlcnic_adapter *adapter,
1106 struct qlcnic_esw_func_cfg *esw_cfg)
1108 struct net_device *netdev = adapter->netdev;
1110 if (qlcnic_83xx_check(adapter))
1113 adapter->offload_flags = esw_cfg->offload_flags;
1114 adapter->flags |= QLCNIC_APP_CHANGED_FLAGS;
1115 netdev_update_features(netdev);
1116 adapter->flags &= ~QLCNIC_APP_CHANGED_FLAGS;
1120 qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter)
1122 u32 op_mode, priv_level;
1125 err = qlcnic_initialize_nic(adapter);
1129 if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED)
1132 op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
1133 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1135 if (op_mode == QLC_DEV_DRV_DEFAULT)
1136 priv_level = QLCNIC_MGMT_FUNC;
1138 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1140 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
1141 if (priv_level == QLCNIC_MGMT_FUNC) {
1142 adapter->ahw->op_mode = QLCNIC_MGMT_FUNC;
1143 err = qlcnic_init_pci_info(adapter);
1146 /* Set privilege level for other functions */
1147 qlcnic_set_function_modes(adapter);
1148 dev_info(&adapter->pdev->dev,
1149 "HAL Version: %d, Management function\n",
1150 adapter->ahw->fw_hal_version);
1151 } else if (priv_level == QLCNIC_PRIV_FUNC) {
1152 adapter->ahw->op_mode = QLCNIC_PRIV_FUNC;
1153 dev_info(&adapter->pdev->dev,
1154 "HAL Version: %d, Privileged function\n",
1155 adapter->ahw->fw_hal_version);
1159 adapter->flags |= QLCNIC_ADAPTER_INITIALIZED;
1164 int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter)
1166 struct qlcnic_esw_func_cfg esw_cfg;
1167 struct qlcnic_npar_info *npar;
1170 if (adapter->need_fw_reset)
1173 for (i = 0; i < adapter->ahw->act_pci_func; i++) {
1174 memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg));
1175 esw_cfg.pci_func = adapter->npars[i].pci_func;
1176 esw_cfg.mac_override = BIT_0;
1177 esw_cfg.promisc_mode = BIT_0;
1178 if (qlcnic_82xx_check(adapter)) {
1179 esw_cfg.offload_flags = BIT_0;
1180 if (QLCNIC_IS_TSO_CAPABLE(adapter))
1181 esw_cfg.offload_flags |= (BIT_1 | BIT_2);
1183 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1185 npar = &adapter->npars[i];
1186 npar->pvid = esw_cfg.vlan_id;
1187 npar->mac_override = esw_cfg.mac_override;
1188 npar->mac_anti_spoof = esw_cfg.mac_anti_spoof;
1189 npar->discard_tagged = esw_cfg.discard_tagged;
1190 npar->promisc_mode = esw_cfg.promisc_mode;
1191 npar->offload_flags = esw_cfg.offload_flags;
1199 qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter,
1200 struct qlcnic_npar_info *npar, int pci_func)
1202 struct qlcnic_esw_func_cfg esw_cfg;
1203 esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS;
1204 esw_cfg.pci_func = pci_func;
1205 esw_cfg.vlan_id = npar->pvid;
1206 esw_cfg.mac_override = npar->mac_override;
1207 esw_cfg.discard_tagged = npar->discard_tagged;
1208 esw_cfg.mac_anti_spoof = npar->mac_anti_spoof;
1209 esw_cfg.offload_flags = npar->offload_flags;
1210 esw_cfg.promisc_mode = npar->promisc_mode;
1211 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1214 esw_cfg.op_mode = QLCNIC_ADD_VLAN;
1215 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1221 int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter)
1224 struct qlcnic_npar_info *npar;
1225 struct qlcnic_info nic_info;
1228 if (qlcnic_82xx_check(adapter))
1229 if (!adapter->need_fw_reset)
1232 /* Set the NPAR config data after FW reset */
1233 for (i = 0; i < adapter->ahw->act_pci_func; i++) {
1234 npar = &adapter->npars[i];
1235 pci_func = npar->pci_func;
1236 memset(&nic_info, 0, sizeof(struct qlcnic_info));
1237 err = qlcnic_get_nic_info(adapter, &nic_info, pci_func);
1240 nic_info.min_tx_bw = npar->min_bw;
1241 nic_info.max_tx_bw = npar->max_bw;
1242 err = qlcnic_set_nic_info(adapter, &nic_info);
1246 if (npar->enable_pm) {
1247 err = qlcnic_config_port_mirroring(adapter,
1253 err = qlcnic_reset_eswitch_config(adapter, npar, pci_func);
1260 static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter)
1262 u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO;
1265 if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC)
1268 npar_state = QLC_SHARED_REG_RD32(adapter,
1269 QLCNIC_CRB_DEV_NPAR_STATE);
1270 while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) {
1272 npar_state = QLC_SHARED_REG_RD32(adapter,
1273 QLCNIC_CRB_DEV_NPAR_STATE);
1275 if (!npar_opt_timeo) {
1276 dev_err(&adapter->pdev->dev,
1277 "Waiting for NPAR state to operational timeout\n");
1284 qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter)
1288 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
1289 adapter->ahw->op_mode != QLCNIC_MGMT_FUNC)
1292 err = qlcnic_set_default_offload_settings(adapter);
1296 err = qlcnic_reset_npar_config(adapter);
1300 qlcnic_dev_set_npar_ready(adapter);
1305 int qlcnic_82xx_start_firmware(struct qlcnic_adapter *adapter)
1309 err = qlcnic_can_start_firmware(adapter);
1313 goto check_fw_status;
1315 if (qlcnic_load_fw_file)
1316 qlcnic_request_firmware(adapter);
1318 err = qlcnic_check_flash_fw_ver(adapter);
1322 adapter->ahw->fw_type = QLCNIC_FLASH_ROMIMAGE;
1325 err = qlcnic_need_fw_reset(adapter);
1327 goto check_fw_status;
1329 err = qlcnic_pinit_from_rom(adapter);
1333 err = qlcnic_load_firmware(adapter);
1337 qlcnic_release_firmware(adapter);
1338 QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION);
1341 err = qlcnic_check_fw_status(adapter);
1345 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY);
1346 qlcnic_idc_debug_info(adapter, 1);
1347 err = qlcnic_check_eswitch_mode(adapter);
1349 dev_err(&adapter->pdev->dev,
1350 "Memory allocation failed for eswitch\n");
1353 err = qlcnic_set_mgmt_operations(adapter);
1357 qlcnic_check_options(adapter);
1358 adapter->need_fw_reset = 0;
1360 qlcnic_release_firmware(adapter);
1364 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED);
1365 dev_err(&adapter->pdev->dev, "Device state set to failed\n");
1367 qlcnic_release_firmware(adapter);
1372 qlcnic_request_irq(struct qlcnic_adapter *adapter)
1374 irq_handler_t handler;
1375 struct qlcnic_host_sds_ring *sds_ring;
1376 struct qlcnic_host_tx_ring *tx_ring;
1377 int err, ring, num_sds_rings;
1379 unsigned long flags = 0;
1380 struct net_device *netdev = adapter->netdev;
1381 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1383 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1384 if (qlcnic_82xx_check(adapter))
1385 handler = qlcnic_tmp_intr;
1386 if (!QLCNIC_IS_MSI_FAMILY(adapter))
1387 flags |= IRQF_SHARED;
1390 if (adapter->flags & QLCNIC_MSIX_ENABLED)
1391 handler = qlcnic_msix_intr;
1392 else if (adapter->flags & QLCNIC_MSI_ENABLED)
1393 handler = qlcnic_msi_intr;
1395 flags |= IRQF_SHARED;
1396 if (qlcnic_82xx_check(adapter))
1397 handler = qlcnic_intr;
1399 handler = qlcnic_83xx_intr;
1402 adapter->irq = netdev->irq;
1404 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
1405 if (qlcnic_82xx_check(adapter) ||
1406 (qlcnic_83xx_check(adapter) &&
1407 (adapter->flags & QLCNIC_MSIX_ENABLED))) {
1408 num_sds_rings = adapter->max_sds_rings;
1409 for (ring = 0; ring < num_sds_rings; ring++) {
1410 sds_ring = &recv_ctx->sds_rings[ring];
1411 if (qlcnic_82xx_check(adapter) &&
1412 (ring == (num_sds_rings - 1))) {
1413 if (!(adapter->flags &
1414 QLCNIC_MSIX_ENABLED))
1415 snprintf(sds_ring->name,
1416 sizeof(sds_ring->name),
1419 snprintf(sds_ring->name,
1420 sizeof(sds_ring->name),
1422 netdev->name, ring);
1424 snprintf(sds_ring->name,
1425 sizeof(sds_ring->name),
1427 netdev->name, ring);
1429 err = request_irq(sds_ring->irq, handler, flags,
1430 sds_ring->name, sds_ring);
1435 if (qlcnic_83xx_check(adapter) &&
1436 (adapter->flags & QLCNIC_MSIX_ENABLED) &&
1437 !(adapter->flags & QLCNIC_TX_INTR_SHARED)) {
1438 handler = qlcnic_msix_tx_intr;
1439 for (ring = 0; ring < adapter->max_drv_tx_rings;
1441 tx_ring = &adapter->tx_ring[ring];
1442 snprintf(tx_ring->name, sizeof(tx_ring->name),
1443 "%s-tx-%d", netdev->name, ring);
1444 err = request_irq(tx_ring->irq, handler, flags,
1445 tx_ring->name, tx_ring);
1455 qlcnic_free_irq(struct qlcnic_adapter *adapter)
1458 struct qlcnic_host_sds_ring *sds_ring;
1459 struct qlcnic_host_tx_ring *tx_ring;
1461 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1463 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
1464 if (qlcnic_82xx_check(adapter) ||
1465 (qlcnic_83xx_check(adapter) &&
1466 (adapter->flags & QLCNIC_MSIX_ENABLED))) {
1467 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1468 sds_ring = &recv_ctx->sds_rings[ring];
1469 free_irq(sds_ring->irq, sds_ring);
1472 if (qlcnic_83xx_check(adapter) &&
1473 !(adapter->flags & QLCNIC_TX_INTR_SHARED)) {
1474 for (ring = 0; ring < adapter->max_drv_tx_rings;
1476 tx_ring = &adapter->tx_ring[ring];
1478 free_irq(tx_ring->irq, tx_ring);
1484 static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter *adapter)
1488 if (qlcnic_82xx_check(adapter)) {
1489 if (adapter->ahw->extra_capability[0] &
1490 QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG)
1491 adapter->flags |= QLCNIC_FW_LRO_MSS_CAP;
1493 capab = adapter->ahw->capabilities;
1494 if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab))
1495 adapter->flags |= QLCNIC_FW_LRO_MSS_CAP;
1499 int __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
1502 struct qlcnic_host_rds_ring *rds_ring;
1504 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1507 if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
1509 if (qlcnic_set_eswitch_port_config(adapter))
1511 qlcnic_get_lro_mss_capability(adapter);
1513 if (qlcnic_fw_create_ctx(adapter))
1516 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
1517 rds_ring = &adapter->recv_ctx->rds_rings[ring];
1518 qlcnic_post_rx_buffers(adapter, rds_ring, ring);
1521 qlcnic_set_multi(netdev);
1522 qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu);
1524 adapter->ahw->linkup = 0;
1526 if (adapter->max_sds_rings > 1)
1527 qlcnic_config_rss(adapter, 1);
1529 qlcnic_config_intr_coalesce(adapter);
1531 if (netdev->features & NETIF_F_LRO)
1532 qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED);
1534 set_bit(__QLCNIC_DEV_UP, &adapter->state);
1535 qlcnic_napi_enable(adapter);
1537 qlcnic_linkevent_request(adapter, 1);
1539 adapter->ahw->reset_context = 0;
1543 int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
1548 if (netif_running(netdev))
1549 err = __qlcnic_up(adapter, netdev);
1555 void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
1557 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1560 if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state))
1563 if (qlcnic_sriov_vf_check(adapter))
1564 qlcnic_sriov_cleanup_async_list(&adapter->ahw->sriov->bc);
1566 spin_lock(&adapter->tx_clean_lock);
1567 netif_carrier_off(netdev);
1568 adapter->ahw->linkup = 0;
1569 netif_tx_disable(netdev);
1571 qlcnic_free_mac_list(adapter);
1573 if (adapter->fhash.fnum)
1574 qlcnic_delete_lb_filters(adapter);
1576 qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE);
1578 qlcnic_napi_disable(adapter);
1580 qlcnic_fw_destroy_ctx(adapter);
1581 adapter->flags &= ~QLCNIC_FW_LRO_MSS_CAP;
1583 qlcnic_reset_rx_buffers_list(adapter);
1584 qlcnic_release_tx_buffers(adapter);
1585 spin_unlock(&adapter->tx_clean_lock);
1588 /* Usage: During suspend and firmware recovery module */
1590 void qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
1593 if (netif_running(netdev))
1594 __qlcnic_down(adapter, netdev);
1600 qlcnic_attach(struct qlcnic_adapter *adapter)
1602 struct net_device *netdev = adapter->netdev;
1603 struct pci_dev *pdev = adapter->pdev;
1606 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC)
1609 err = qlcnic_napi_add(adapter, netdev);
1613 err = qlcnic_alloc_sw_resources(adapter);
1615 dev_err(&pdev->dev, "Error in setting sw resources\n");
1616 goto err_out_napi_del;
1619 err = qlcnic_alloc_hw_resources(adapter);
1621 dev_err(&pdev->dev, "Error in setting hw resources\n");
1622 goto err_out_free_sw;
1625 err = qlcnic_request_irq(adapter);
1627 dev_err(&pdev->dev, "failed to setup interrupt\n");
1628 goto err_out_free_hw;
1631 qlcnic_create_sysfs_entries(adapter);
1633 adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC;
1637 qlcnic_free_hw_resources(adapter);
1639 qlcnic_free_sw_resources(adapter);
1641 qlcnic_napi_del(adapter);
1645 void qlcnic_detach(struct qlcnic_adapter *adapter)
1647 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1650 qlcnic_remove_sysfs_entries(adapter);
1652 qlcnic_free_hw_resources(adapter);
1653 qlcnic_release_rx_buffers(adapter);
1654 qlcnic_free_irq(adapter);
1655 qlcnic_napi_del(adapter);
1656 qlcnic_free_sw_resources(adapter);
1661 void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings)
1663 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1664 struct qlcnic_host_sds_ring *sds_ring;
1667 clear_bit(__QLCNIC_DEV_UP, &adapter->state);
1668 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1669 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1670 sds_ring = &adapter->recv_ctx->sds_rings[ring];
1671 qlcnic_disable_int(sds_ring);
1675 qlcnic_fw_destroy_ctx(adapter);
1677 qlcnic_detach(adapter);
1679 adapter->ahw->diag_test = 0;
1680 adapter->max_sds_rings = max_sds_rings;
1682 if (qlcnic_attach(adapter))
1685 if (netif_running(netdev))
1686 __qlcnic_up(adapter, netdev);
1688 netif_device_attach(netdev);
1691 static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter)
1693 struct qlcnic_hardware_context *ahw = adapter->ahw;
1696 adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context),
1698 if (!adapter->recv_ctx) {
1702 /* Initialize interrupt coalesce parameters */
1703 ahw->coal.flag = QLCNIC_INTR_DEFAULT;
1704 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX;
1705 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
1706 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
1707 if (qlcnic_83xx_check(adapter)) {
1708 ahw->coal.tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US;
1709 ahw->coal.tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS;
1712 memset(&adapter->stats, 0, sizeof(adapter->stats));
1717 static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter)
1719 kfree(adapter->recv_ctx);
1720 adapter->recv_ctx = NULL;
1722 if (adapter->ahw->fw_dump.tmpl_hdr) {
1723 vfree(adapter->ahw->fw_dump.tmpl_hdr);
1724 adapter->ahw->fw_dump.tmpl_hdr = NULL;
1727 kfree(adapter->ahw->reset.buff);
1728 adapter->ahw->fw_dump.tmpl_hdr = NULL;
1731 int qlcnic_diag_alloc_res(struct net_device *netdev, int test)
1733 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1734 struct qlcnic_host_sds_ring *sds_ring;
1735 struct qlcnic_host_rds_ring *rds_ring;
1739 netif_device_detach(netdev);
1741 if (netif_running(netdev))
1742 __qlcnic_down(adapter, netdev);
1744 qlcnic_detach(adapter);
1746 adapter->max_sds_rings = 1;
1747 adapter->ahw->diag_test = test;
1748 adapter->ahw->linkup = 0;
1750 ret = qlcnic_attach(adapter);
1752 netif_device_attach(netdev);
1756 ret = qlcnic_fw_create_ctx(adapter);
1758 qlcnic_detach(adapter);
1759 netif_device_attach(netdev);
1763 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
1764 rds_ring = &adapter->recv_ctx->rds_rings[ring];
1765 qlcnic_post_rx_buffers(adapter, rds_ring, ring);
1768 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1769 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1770 sds_ring = &adapter->recv_ctx->sds_rings[ring];
1771 qlcnic_enable_int(sds_ring);
1775 if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) {
1776 adapter->ahw->loopback_state = 0;
1777 qlcnic_linkevent_request(adapter, 1);
1780 set_bit(__QLCNIC_DEV_UP, &adapter->state);
1785 /* Reset context in hardware only */
1787 qlcnic_reset_hw_context(struct qlcnic_adapter *adapter)
1789 struct net_device *netdev = adapter->netdev;
1791 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
1794 netif_device_detach(netdev);
1796 qlcnic_down(adapter, netdev);
1798 qlcnic_up(adapter, netdev);
1800 netif_device_attach(netdev);
1802 clear_bit(__QLCNIC_RESETTING, &adapter->state);
1803 dev_err(&adapter->pdev->dev, "%s:\n", __func__);
1808 qlcnic_reset_context(struct qlcnic_adapter *adapter)
1811 struct net_device *netdev = adapter->netdev;
1813 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
1816 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) {
1818 netif_device_detach(netdev);
1820 if (netif_running(netdev))
1821 __qlcnic_down(adapter, netdev);
1823 qlcnic_detach(adapter);
1825 if (netif_running(netdev)) {
1826 err = qlcnic_attach(adapter);
1828 __qlcnic_up(adapter, netdev);
1829 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
1833 netif_device_attach(netdev);
1836 clear_bit(__QLCNIC_RESETTING, &adapter->state);
1840 void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *adapter)
1842 struct qlcnic_hardware_context *ahw = adapter->ahw;
1843 u16 act_pci_fn = ahw->act_pci_func;
1846 ahw->max_mc_count = QLCNIC_MAX_MC_COUNT;
1847 if (act_pci_fn <= 2)
1848 count = (QLCNIC_MAX_UC_COUNT - QLCNIC_MAX_MC_COUNT) /
1851 count = (QLCNIC_LB_MAX_FILTERS - QLCNIC_MAX_MC_COUNT) /
1853 ahw->max_uc_count = count;
1857 qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev,
1861 struct pci_dev *pdev = adapter->pdev;
1863 adapter->rx_csum = 1;
1864 adapter->ahw->mc_enabled = 0;
1865 qlcnic_set_mac_filter_count(adapter);
1867 netdev->netdev_ops = &qlcnic_netdev_ops;
1868 netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ;
1870 qlcnic_change_mtu(netdev, netdev->mtu);
1872 if (qlcnic_sriov_vf_check(adapter))
1873 SET_ETHTOOL_OPS(netdev, &qlcnic_sriov_vf_ethtool_ops);
1875 SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_ops);
1877 netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM |
1878 NETIF_F_IPV6_CSUM | NETIF_F_GRO |
1879 NETIF_F_HW_VLAN_CTAG_RX);
1880 netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM |
1883 if (QLCNIC_IS_TSO_CAPABLE(adapter)) {
1884 netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6);
1885 netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6);
1888 if (pci_using_dac) {
1889 netdev->features |= NETIF_F_HIGHDMA;
1890 netdev->vlan_features |= NETIF_F_HIGHDMA;
1893 if (qlcnic_vlan_tx_check(adapter))
1894 netdev->features |= (NETIF_F_HW_VLAN_CTAG_TX);
1896 if (qlcnic_sriov_vf_check(adapter))
1897 netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
1899 if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO)
1900 netdev->features |= NETIF_F_LRO;
1902 netdev->hw_features = netdev->features;
1903 netdev->priv_flags |= IFF_UNICAST_FLT;
1904 netdev->irq = adapter->msix_entries[0].vector;
1906 err = register_netdev(netdev);
1908 dev_err(&pdev->dev, "failed to register net device\n");
1915 static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac)
1917 if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) &&
1918 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)))
1920 else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) &&
1921 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)))
1924 dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n");
1931 void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter)
1934 struct qlcnic_host_tx_ring *tx_ring;
1936 for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) {
1937 tx_ring = &adapter->tx_ring[ring];
1938 if (tx_ring && tx_ring->cmd_buf_arr != NULL) {
1939 vfree(tx_ring->cmd_buf_arr);
1940 tx_ring->cmd_buf_arr = NULL;
1943 if (adapter->tx_ring != NULL)
1944 kfree(adapter->tx_ring);
1947 int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter,
1948 struct net_device *netdev)
1950 int ring, vector, index;
1951 struct qlcnic_host_tx_ring *tx_ring;
1952 struct qlcnic_cmd_buffer *cmd_buf_arr;
1954 tx_ring = kcalloc(adapter->max_drv_tx_rings,
1955 sizeof(struct qlcnic_host_tx_ring), GFP_KERNEL);
1956 if (tx_ring == NULL)
1959 adapter->tx_ring = tx_ring;
1961 for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) {
1962 tx_ring = &adapter->tx_ring[ring];
1963 tx_ring->num_desc = adapter->num_txd;
1964 tx_ring->txq = netdev_get_tx_queue(netdev, ring);
1965 cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring));
1966 if (cmd_buf_arr == NULL) {
1967 qlcnic_free_tx_rings(adapter);
1970 memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(tx_ring));
1971 tx_ring->cmd_buf_arr = cmd_buf_arr;
1974 if (qlcnic_83xx_check(adapter)) {
1975 for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) {
1976 tx_ring = &adapter->tx_ring[ring];
1977 tx_ring->adapter = adapter;
1978 if (adapter->flags & QLCNIC_MSIX_ENABLED) {
1979 index = adapter->max_sds_rings + ring;
1980 vector = adapter->msix_entries[index].vector;
1981 tx_ring->irq = vector;
1988 void qlcnic_set_drv_version(struct qlcnic_adapter *adapter)
1990 struct qlcnic_hardware_context *ahw = adapter->ahw;
1993 if (qlcnic_82xx_check(adapter))
1994 fw_cmd = QLCNIC_CMD_82XX_SET_DRV_VER;
1995 else if (qlcnic_83xx_check(adapter))
1996 fw_cmd = QLCNIC_CMD_83XX_SET_DRV_VER;
1998 if ((ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) &&
1999 (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_SET_DRV_VER))
2000 qlcnic_fw_cmd_set_drv_version(adapter, fw_cmd);
2004 qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
2006 struct net_device *netdev = NULL;
2007 struct qlcnic_adapter *adapter = NULL;
2008 struct qlcnic_hardware_context *ahw;
2009 int err, pci_using_dac = -1;
2010 char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */
2012 if (pdev->is_virtfn)
2015 err = pci_enable_device(pdev);
2019 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
2021 goto err_out_disable_pdev;
2024 err = qlcnic_set_dma_mask(pdev, &pci_using_dac);
2026 goto err_out_disable_pdev;
2028 err = pci_request_regions(pdev, qlcnic_driver_name);
2030 goto err_out_disable_pdev;
2032 pci_set_master(pdev);
2033 pci_enable_pcie_error_reporting(pdev);
2035 ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL);
2038 goto err_out_free_res;
2041 switch (ent->device) {
2042 case PCI_DEVICE_ID_QLOGIC_QLE824X:
2043 ahw->hw_ops = &qlcnic_hw_ops;
2044 ahw->reg_tbl = (u32 *) qlcnic_reg_tbl;
2046 case PCI_DEVICE_ID_QLOGIC_QLE834X:
2047 qlcnic_83xx_register_map(ahw);
2049 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X:
2050 qlcnic_sriov_vf_register_map(ahw);
2053 goto err_out_free_hw_res;
2056 err = qlcnic_setup_pci_map(pdev, ahw);
2058 goto err_out_free_hw_res;
2060 netdev = alloc_etherdev(sizeof(struct qlcnic_adapter));
2063 goto err_out_iounmap;
2066 SET_NETDEV_DEV(netdev, &pdev->dev);
2068 adapter = netdev_priv(netdev);
2069 adapter->netdev = netdev;
2070 adapter->pdev = pdev;
2073 adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic");
2074 if (adapter->qlcnic_wq == NULL) {
2076 dev_err(&pdev->dev, "Failed to create workqueue\n");
2077 goto err_out_free_netdev;
2080 err = qlcnic_alloc_adapter_resources(adapter);
2082 goto err_out_free_netdev;
2084 adapter->dev_rst_time = jiffies;
2085 adapter->ahw->revision_id = pdev->revision;
2086 if (qlcnic_mac_learn == FDB_MAC_LEARN)
2087 adapter->fdb_mac_learn = true;
2088 else if (qlcnic_mac_learn == DRV_MAC_LEARN)
2089 adapter->drv_mac_learn = true;
2090 adapter->max_drv_tx_rings = 1;
2092 rwlock_init(&adapter->ahw->crb_lock);
2093 mutex_init(&adapter->ahw->mem_lock);
2095 spin_lock_init(&adapter->tx_clean_lock);
2096 INIT_LIST_HEAD(&adapter->mac_list);
2098 if (qlcnic_82xx_check(adapter)) {
2099 qlcnic_check_vf(adapter, ent);
2100 adapter->portnum = adapter->ahw->pci_func;
2101 err = qlcnic_start_firmware(adapter);
2103 dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n");
2104 goto err_out_free_hw;
2107 err = qlcnic_setup_idc_param(adapter);
2109 goto err_out_free_hw;
2111 adapter->flags |= QLCNIC_NEED_FLR;
2112 } else if (qlcnic_83xx_check(adapter)) {
2113 qlcnic_83xx_check_vf(adapter, ent);
2114 adapter->portnum = adapter->ahw->pci_func;
2115 err = qlcnic_83xx_init(adapter, pci_using_dac);
2117 dev_err(&pdev->dev, "%s: failed\n", __func__);
2118 goto err_out_free_hw;
2120 if (qlcnic_sriov_vf_check(adapter))
2124 "%s: failed. Please Reboot\n", __func__);
2125 goto err_out_free_hw;
2128 if (qlcnic_read_mac_addr(adapter))
2129 dev_warn(&pdev->dev, "failed to read mac addr\n");
2131 if (adapter->portnum == 0) {
2132 qlcnic_get_board_name(adapter, board_name);
2134 pr_info("%s: %s Board Chip rev 0x%x\n",
2135 module_name(THIS_MODULE),
2136 board_name, adapter->ahw->revision_id);
2139 if (qlcnic_83xx_check(adapter) && !qlcnic_use_msi_x &&
2141 dev_warn(&pdev->dev,
2142 "83xx adapter do not support MSI interrupts\n");
2144 err = qlcnic_setup_intr(adapter, 0);
2146 dev_err(&pdev->dev, "Failed to setup interrupt\n");
2147 goto err_out_disable_msi;
2150 if (qlcnic_83xx_check(adapter)) {
2151 err = qlcnic_83xx_setup_mbx_intr(adapter);
2153 goto err_out_disable_msi;
2156 err = qlcnic_get_act_pci_func(adapter);
2158 goto err_out_disable_mbx_intr;
2160 err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac);
2162 goto err_out_disable_mbx_intr;
2164 qlcnic_set_drv_version(adapter);
2166 pci_set_drvdata(pdev, adapter);
2168 if (qlcnic_82xx_check(adapter))
2169 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
2172 switch (adapter->ahw->port_type) {
2174 dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n",
2175 adapter->netdev->name);
2178 dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n",
2179 adapter->netdev->name);
2183 if (adapter->drv_mac_learn)
2184 qlcnic_alloc_lb_filters_mem(adapter);
2186 qlcnic_add_sysfs(adapter);
2190 err_out_disable_mbx_intr:
2191 if (qlcnic_83xx_check(adapter))
2192 qlcnic_83xx_free_mbx_intr(adapter);
2194 err_out_disable_msi:
2195 qlcnic_teardown_intr(adapter);
2196 qlcnic_cancel_idc_work(adapter);
2197 qlcnic_clr_all_drv_state(adapter, 0);
2200 qlcnic_free_adapter_resources(adapter);
2202 err_out_free_netdev:
2203 free_netdev(netdev);
2206 qlcnic_cleanup_pci_map(ahw);
2208 err_out_free_hw_res:
2212 pci_release_regions(pdev);
2214 err_out_disable_pdev:
2215 pci_set_drvdata(pdev, NULL);
2216 pci_disable_device(pdev);
2220 static void qlcnic_remove(struct pci_dev *pdev)
2222 struct qlcnic_adapter *adapter;
2223 struct net_device *netdev;
2224 struct qlcnic_hardware_context *ahw;
2226 adapter = pci_get_drvdata(pdev);
2227 if (adapter == NULL)
2230 netdev = adapter->netdev;
2231 qlcnic_sriov_pf_disable(adapter);
2233 qlcnic_cancel_idc_work(adapter);
2236 unregister_netdev(netdev);
2237 qlcnic_sriov_cleanup(adapter);
2239 if (qlcnic_83xx_check(adapter)) {
2240 qlcnic_83xx_free_mbx_intr(adapter);
2241 qlcnic_83xx_register_nic_idc_func(adapter, 0);
2242 cancel_delayed_work_sync(&adapter->idc_aen_work);
2245 qlcnic_detach(adapter);
2247 if (adapter->npars != NULL)
2248 kfree(adapter->npars);
2249 if (adapter->eswitch != NULL)
2250 kfree(adapter->eswitch);
2252 if (qlcnic_82xx_check(adapter))
2253 qlcnic_clr_all_drv_state(adapter, 0);
2255 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2257 qlcnic_free_lb_filters_mem(adapter);
2259 qlcnic_teardown_intr(adapter);
2261 qlcnic_remove_sysfs(adapter);
2263 qlcnic_cleanup_pci_map(adapter->ahw);
2265 qlcnic_release_firmware(adapter);
2267 pci_disable_pcie_error_reporting(pdev);
2268 pci_release_regions(pdev);
2269 pci_disable_device(pdev);
2270 pci_set_drvdata(pdev, NULL);
2272 if (adapter->qlcnic_wq) {
2273 destroy_workqueue(adapter->qlcnic_wq);
2274 adapter->qlcnic_wq = NULL;
2276 qlcnic_free_adapter_resources(adapter);
2278 free_netdev(netdev);
2281 static void qlcnic_shutdown(struct pci_dev *pdev)
2283 if (__qlcnic_shutdown(pdev))
2286 pci_disable_device(pdev);
2290 static int qlcnic_suspend(struct pci_dev *pdev, pm_message_t state)
2294 retval = __qlcnic_shutdown(pdev);
2298 pci_set_power_state(pdev, pci_choose_state(pdev, state));
2302 static int qlcnic_resume(struct pci_dev *pdev)
2304 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
2307 err = pci_enable_device(pdev);
2311 pci_set_power_state(pdev, PCI_D0);
2312 pci_set_master(pdev);
2313 pci_restore_state(pdev);
2315 return __qlcnic_resume(adapter);
2319 static int qlcnic_open(struct net_device *netdev)
2321 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2324 netif_carrier_off(netdev);
2326 err = qlcnic_attach(adapter);
2330 err = __qlcnic_up(adapter, netdev);
2334 netif_start_queue(netdev);
2339 qlcnic_detach(adapter);
2344 * qlcnic_close - Disables a network interface entry point
2346 static int qlcnic_close(struct net_device *netdev)
2348 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2350 __qlcnic_down(adapter, netdev);
2355 void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter)
2359 struct net_device *netdev = adapter->netdev;
2360 u32 filter_size = 0;
2361 u16 act_pci_func = 0;
2363 if (adapter->fhash.fmax && adapter->fhash.fhead)
2366 act_pci_func = adapter->ahw->act_pci_func;
2367 spin_lock_init(&adapter->mac_learn_lock);
2368 spin_lock_init(&adapter->rx_mac_learn_lock);
2370 if (qlcnic_82xx_check(adapter)) {
2371 filter_size = QLCNIC_LB_MAX_FILTERS;
2372 adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE;
2374 filter_size = QLC_83XX_LB_MAX_FILTERS;
2375 adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE;
2378 head = kcalloc(adapter->fhash.fbucket_size,
2379 sizeof(struct hlist_head), GFP_ATOMIC);
2384 adapter->fhash.fmax = (filter_size / act_pci_func);
2385 adapter->fhash.fhead = head;
2387 netdev_info(netdev, "active nic func = %d, mac filter size=%d\n",
2388 act_pci_func, adapter->fhash.fmax);
2390 for (i = 0; i < adapter->fhash.fbucket_size; i++)
2391 INIT_HLIST_HEAD(&adapter->fhash.fhead[i]);
2393 adapter->rx_fhash.fbucket_size = adapter->fhash.fbucket_size;
2395 head = kcalloc(adapter->rx_fhash.fbucket_size,
2396 sizeof(struct hlist_head), GFP_ATOMIC);
2401 adapter->rx_fhash.fmax = (filter_size / act_pci_func);
2402 adapter->rx_fhash.fhead = head;
2404 for (i = 0; i < adapter->rx_fhash.fbucket_size; i++)
2405 INIT_HLIST_HEAD(&adapter->rx_fhash.fhead[i]);
2408 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter)
2410 if (adapter->fhash.fmax && adapter->fhash.fhead)
2411 kfree(adapter->fhash.fhead);
2413 adapter->fhash.fhead = NULL;
2414 adapter->fhash.fmax = 0;
2416 if (adapter->rx_fhash.fmax && adapter->rx_fhash.fhead)
2417 kfree(adapter->rx_fhash.fhead);
2419 adapter->rx_fhash.fmax = 0;
2420 adapter->rx_fhash.fhead = NULL;
2423 int qlcnic_check_temp(struct qlcnic_adapter *adapter)
2425 struct net_device *netdev = adapter->netdev;
2426 u32 temp_state, temp_val, temp = 0;
2429 if (qlcnic_83xx_check(adapter))
2430 temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP);
2432 if (qlcnic_82xx_check(adapter))
2433 temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP);
2435 temp_state = qlcnic_get_temp_state(temp);
2436 temp_val = qlcnic_get_temp_val(temp);
2438 if (temp_state == QLCNIC_TEMP_PANIC) {
2439 dev_err(&netdev->dev,
2440 "Device temperature %d degrees C exceeds"
2441 " maximum allowed. Hardware has been shut down.\n",
2444 } else if (temp_state == QLCNIC_TEMP_WARN) {
2445 if (adapter->ahw->temp == QLCNIC_TEMP_NORMAL) {
2446 dev_err(&netdev->dev,
2447 "Device temperature %d degrees C "
2448 "exceeds operating range."
2449 " Immediate action needed.\n",
2453 if (adapter->ahw->temp == QLCNIC_TEMP_WARN) {
2454 dev_info(&netdev->dev,
2455 "Device temperature is now %d degrees C"
2456 " in normal range.\n", temp_val);
2459 adapter->ahw->temp = temp_state;
2463 static void qlcnic_tx_timeout(struct net_device *netdev)
2465 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2467 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
2470 if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS) {
2471 netdev_info(netdev, "Tx timeout, reset the adapter.\n");
2472 if (qlcnic_82xx_check(adapter))
2473 adapter->need_fw_reset = 1;
2474 else if (qlcnic_83xx_check(adapter))
2475 qlcnic_83xx_idc_request_reset(adapter,
2476 QLCNIC_FORCE_FW_DUMP_KEY);
2478 netdev_info(netdev, "Tx timeout, reset adapter context.\n");
2479 adapter->ahw->reset_context = 1;
2483 static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev)
2485 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2486 struct net_device_stats *stats = &netdev->stats;
2488 stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts;
2489 stats->tx_packets = adapter->stats.xmitfinished;
2490 stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes;
2491 stats->tx_bytes = adapter->stats.txbytes;
2492 stats->rx_dropped = adapter->stats.rxdropped;
2493 stats->tx_dropped = adapter->stats.txdropped;
2498 irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter)
2502 status = readl(adapter->isr_int_vec);
2504 if (!(status & adapter->ahw->int_vec_bit))
2507 /* check interrupt state machine, to be sure */
2508 status = readl(adapter->crb_int_state_reg);
2509 if (!ISR_LEGACY_INT_TRIGGERED(status))
2512 writel(0xffffffff, adapter->tgt_status_reg);
2513 /* read twice to ensure write is flushed */
2514 readl(adapter->isr_int_vec);
2515 readl(adapter->isr_int_vec);
2520 static irqreturn_t qlcnic_tmp_intr(int irq, void *data)
2522 struct qlcnic_host_sds_ring *sds_ring = data;
2523 struct qlcnic_adapter *adapter = sds_ring->adapter;
2525 if (adapter->flags & QLCNIC_MSIX_ENABLED)
2527 else if (adapter->flags & QLCNIC_MSI_ENABLED) {
2528 writel(0xffffffff, adapter->tgt_status_reg);
2532 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
2536 adapter->ahw->diag_cnt++;
2537 qlcnic_enable_int(sds_ring);
2541 static irqreturn_t qlcnic_intr(int irq, void *data)
2543 struct qlcnic_host_sds_ring *sds_ring = data;
2544 struct qlcnic_adapter *adapter = sds_ring->adapter;
2546 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
2549 napi_schedule(&sds_ring->napi);
2554 static irqreturn_t qlcnic_msi_intr(int irq, void *data)
2556 struct qlcnic_host_sds_ring *sds_ring = data;
2557 struct qlcnic_adapter *adapter = sds_ring->adapter;
2559 /* clear interrupt */
2560 writel(0xffffffff, adapter->tgt_status_reg);
2562 napi_schedule(&sds_ring->napi);
2566 static irqreturn_t qlcnic_msix_intr(int irq, void *data)
2568 struct qlcnic_host_sds_ring *sds_ring = data;
2570 napi_schedule(&sds_ring->napi);
2574 static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data)
2576 struct qlcnic_host_tx_ring *tx_ring = data;
2578 napi_schedule(&tx_ring->napi);
2582 #ifdef CONFIG_NET_POLL_CONTROLLER
2583 static void qlcnic_poll_controller(struct net_device *netdev)
2586 struct qlcnic_host_sds_ring *sds_ring;
2587 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2588 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
2590 disable_irq(adapter->irq);
2591 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
2592 sds_ring = &recv_ctx->sds_rings[ring];
2593 qlcnic_intr(adapter->irq, sds_ring);
2595 enable_irq(adapter->irq);
2600 qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding)
2604 val = adapter->portnum & 0xf;
2605 val |= encoding << 7;
2606 val |= (jiffies - adapter->dev_rst_time) << 8;
2608 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val);
2609 adapter->dev_rst_time = jiffies;
2613 qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state)
2617 WARN_ON(state != QLCNIC_DEV_NEED_RESET &&
2618 state != QLCNIC_DEV_NEED_QUISCENT);
2620 if (qlcnic_api_lock(adapter))
2623 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2625 if (state == QLCNIC_DEV_NEED_RESET)
2626 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
2627 else if (state == QLCNIC_DEV_NEED_QUISCENT)
2628 QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum);
2630 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2632 qlcnic_api_unlock(adapter);
2638 qlcnic_clr_drv_state(struct qlcnic_adapter *adapter)
2642 if (qlcnic_api_lock(adapter))
2645 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2646 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
2647 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2649 qlcnic_api_unlock(adapter);
2654 void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed)
2658 if (qlcnic_api_lock(adapter))
2661 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
2662 QLC_DEV_CLR_REF_CNT(val, adapter->portnum);
2663 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
2666 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
2668 dev_info(&adapter->pdev->dev,
2669 "Device state set to Failed. Please Reboot\n");
2670 } else if (!(val & 0x11111111))
2671 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
2674 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2675 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
2676 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2678 qlcnic_api_unlock(adapter);
2680 adapter->fw_fail_cnt = 0;
2681 adapter->flags &= ~QLCNIC_FW_HANG;
2682 clear_bit(__QLCNIC_START_FW, &adapter->state);
2683 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2686 /* Grab api lock, before checking state */
2688 qlcnic_check_drv_state(struct qlcnic_adapter *adapter)
2690 int act, state, active_mask;
2691 struct qlcnic_hardware_context *ahw = adapter->ahw;
2693 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2694 act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
2696 if (adapter->flags & QLCNIC_FW_RESET_OWNER) {
2697 active_mask = (~(1 << (ahw->pci_func * 4)));
2698 act = act & active_mask;
2701 if (((state & 0x11111111) == (act & 0x11111111)) ||
2702 ((act & 0x11111111) == ((state >> 1) & 0x11111111)))
2708 static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter)
2710 u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER);
2712 if (val != QLCNIC_DRV_IDC_VER) {
2713 dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's"
2714 " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val);
2721 qlcnic_can_start_firmware(struct qlcnic_adapter *adapter)
2723 u32 val, prev_state;
2724 u8 dev_init_timeo = adapter->dev_init_timeo;
2725 u8 portnum = adapter->portnum;
2728 if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state))
2731 if (qlcnic_api_lock(adapter))
2734 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
2735 if (!(val & (1 << (portnum * 4)))) {
2736 QLC_DEV_SET_REF_CNT(val, portnum);
2737 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
2740 prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2741 QLCDB(adapter, HW, "Device state = %u\n", prev_state);
2743 switch (prev_state) {
2744 case QLCNIC_DEV_COLD:
2745 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
2746 QLCNIC_DEV_INITIALIZING);
2747 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER,
2748 QLCNIC_DRV_IDC_VER);
2749 qlcnic_idc_debug_info(adapter, 0);
2750 qlcnic_api_unlock(adapter);
2753 case QLCNIC_DEV_READY:
2754 ret = qlcnic_check_idc_ver(adapter);
2755 qlcnic_api_unlock(adapter);
2758 case QLCNIC_DEV_NEED_RESET:
2759 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2760 QLC_DEV_SET_RST_RDY(val, portnum);
2761 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2764 case QLCNIC_DEV_NEED_QUISCENT:
2765 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2766 QLC_DEV_SET_QSCNT_RDY(val, portnum);
2767 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2770 case QLCNIC_DEV_FAILED:
2771 dev_err(&adapter->pdev->dev, "Device in failed state.\n");
2772 qlcnic_api_unlock(adapter);
2775 case QLCNIC_DEV_INITIALIZING:
2776 case QLCNIC_DEV_QUISCENT:
2780 qlcnic_api_unlock(adapter);
2784 prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2786 if (prev_state == QLCNIC_DEV_QUISCENT)
2788 } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo);
2790 if (!dev_init_timeo) {
2791 dev_err(&adapter->pdev->dev,
2792 "Waiting for device to initialize timeout\n");
2796 if (qlcnic_api_lock(adapter))
2799 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2800 QLC_DEV_CLR_RST_QSCNT(val, portnum);
2801 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2803 ret = qlcnic_check_idc_ver(adapter);
2804 qlcnic_api_unlock(adapter);
2810 qlcnic_fwinit_work(struct work_struct *work)
2812 struct qlcnic_adapter *adapter = container_of(work,
2813 struct qlcnic_adapter, fw_work.work);
2814 u32 dev_state = 0xf;
2817 if (qlcnic_api_lock(adapter))
2820 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2821 if (dev_state == QLCNIC_DEV_QUISCENT ||
2822 dev_state == QLCNIC_DEV_NEED_QUISCENT) {
2823 qlcnic_api_unlock(adapter);
2824 qlcnic_schedule_work(adapter, qlcnic_fwinit_work,
2829 if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
2830 qlcnic_api_unlock(adapter);
2834 if (dev_state == QLCNIC_DEV_INITIALIZING ||
2835 dev_state == QLCNIC_DEV_READY) {
2836 dev_info(&adapter->pdev->dev, "Detected state change from "
2837 "DEV_NEED_RESET, skipping ack check\n");
2838 goto skip_ack_check;
2841 if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) {
2842 dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n",
2843 adapter->reset_ack_timeo);
2844 goto skip_ack_check;
2847 if (!qlcnic_check_drv_state(adapter)) {
2849 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2851 if (dev_state == QLCNIC_DEV_NEED_RESET) {
2852 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
2853 QLCNIC_DEV_INITIALIZING);
2854 set_bit(__QLCNIC_START_FW, &adapter->state);
2855 QLCDB(adapter, DRV, "Restarting fw\n");
2856 qlcnic_idc_debug_info(adapter, 0);
2857 val = QLC_SHARED_REG_RD32(adapter,
2858 QLCNIC_CRB_DRV_STATE);
2859 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
2860 QLC_SHARED_REG_WR32(adapter,
2861 QLCNIC_CRB_DRV_STATE, val);
2864 qlcnic_api_unlock(adapter);
2867 if (adapter->ahw->fw_dump.enable &&
2868 (adapter->flags & QLCNIC_FW_RESET_OWNER)) {
2869 QLCDB(adapter, DRV, "Take FW dump\n");
2870 qlcnic_dump_fw(adapter);
2871 adapter->flags |= QLCNIC_FW_HANG;
2875 adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
2876 if (!adapter->nic_ops->start_firmware(adapter)) {
2877 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
2878 adapter->fw_wait_cnt = 0;
2884 qlcnic_api_unlock(adapter);
2887 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2888 QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state);
2890 switch (dev_state) {
2891 case QLCNIC_DEV_READY:
2892 if (!qlcnic_start_firmware(adapter)) {
2893 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
2894 adapter->fw_wait_cnt = 0;
2897 case QLCNIC_DEV_FAILED:
2900 qlcnic_schedule_work(adapter,
2901 qlcnic_fwinit_work, FW_POLL_DELAY);
2906 dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u "
2907 "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt);
2908 netif_device_attach(adapter->netdev);
2909 qlcnic_clr_all_drv_state(adapter, 0);
2913 qlcnic_detach_work(struct work_struct *work)
2915 struct qlcnic_adapter *adapter = container_of(work,
2916 struct qlcnic_adapter, fw_work.work);
2917 struct net_device *netdev = adapter->netdev;
2920 netif_device_detach(netdev);
2922 /* Dont grab rtnl lock during Quiscent mode */
2923 if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) {
2924 if (netif_running(netdev))
2925 __qlcnic_down(adapter, netdev);
2927 qlcnic_down(adapter, netdev);
2929 status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
2931 if (status & QLCNIC_RCODE_FATAL_ERROR) {
2932 dev_err(&adapter->pdev->dev,
2933 "Detaching the device: peg halt status1=0x%x\n",
2936 if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) {
2937 dev_err(&adapter->pdev->dev,
2938 "On board active cooling fan failed. "
2939 "Device has been halted.\n");
2940 dev_err(&adapter->pdev->dev,
2941 "Replace the adapter.\n");
2947 if (adapter->ahw->temp == QLCNIC_TEMP_PANIC) {
2948 dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n",
2949 adapter->ahw->temp);
2953 /* Dont ack if this instance is the reset owner */
2954 if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) {
2955 if (qlcnic_set_drv_state(adapter, adapter->dev_state)) {
2956 dev_err(&adapter->pdev->dev,
2957 "Failed to set driver state,"
2958 "detaching the device.\n");
2963 adapter->fw_wait_cnt = 0;
2965 qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY);
2970 netif_device_attach(netdev);
2971 qlcnic_clr_all_drv_state(adapter, 1);
2974 /*Transit NPAR state to NON Operational */
2976 qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter)
2980 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE);
2981 if (state == QLCNIC_DEV_NPAR_NON_OPER)
2984 if (qlcnic_api_lock(adapter))
2986 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
2987 QLCNIC_DEV_NPAR_NON_OPER);
2988 qlcnic_api_unlock(adapter);
2991 void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter, u32 key)
2993 u32 state, xg_val = 0, gb_val = 0;
2995 qlcnic_xg_set_xg0_mask(xg_val);
2996 qlcnic_xg_set_xg1_mask(xg_val);
2997 QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val);
2998 qlcnic_gb_set_gb0_mask(gb_val);
2999 qlcnic_gb_set_gb1_mask(gb_val);
3000 qlcnic_gb_set_gb2_mask(gb_val);
3001 qlcnic_gb_set_gb3_mask(gb_val);
3002 QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val);
3003 dev_info(&adapter->pdev->dev, "Pause control frames disabled"
3005 adapter->need_fw_reset = 1;
3007 if (qlcnic_api_lock(adapter))
3010 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3012 if (state == QLCNIC_DEV_READY) {
3013 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3014 QLCNIC_DEV_NEED_RESET);
3015 adapter->flags |= QLCNIC_FW_RESET_OWNER;
3016 QLCDB(adapter, DRV, "NEED_RESET state set\n");
3017 qlcnic_idc_debug_info(adapter, 0);
3020 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3021 QLCNIC_DEV_NPAR_NON_OPER);
3022 qlcnic_api_unlock(adapter);
3025 /* Transit to NPAR READY state from NPAR NOT READY state */
3027 qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter)
3029 if (qlcnic_api_lock(adapter))
3032 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3033 QLCNIC_DEV_NPAR_OPER);
3034 QLCDB(adapter, DRV, "NPAR operational state set\n");
3036 qlcnic_api_unlock(adapter);
3039 void qlcnic_schedule_work(struct qlcnic_adapter *adapter,
3040 work_func_t func, int delay)
3042 if (test_bit(__QLCNIC_AER, &adapter->state))
3045 INIT_DELAYED_WORK(&adapter->fw_work, func);
3046 queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work,
3047 round_jiffies_relative(delay));
3051 qlcnic_attach_work(struct work_struct *work)
3053 struct qlcnic_adapter *adapter = container_of(work,
3054 struct qlcnic_adapter, fw_work.work);
3055 struct net_device *netdev = adapter->netdev;
3058 if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) {
3059 npar_state = QLC_SHARED_REG_RD32(adapter,
3060 QLCNIC_CRB_DEV_NPAR_STATE);
3061 if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO)
3062 qlcnic_clr_all_drv_state(adapter, 0);
3063 else if (npar_state != QLCNIC_DEV_NPAR_OPER)
3064 qlcnic_schedule_work(adapter, qlcnic_attach_work,
3068 QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n");
3072 if (netif_running(netdev)) {
3073 if (qlcnic_up(adapter, netdev))
3076 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3080 netif_device_attach(netdev);
3081 adapter->fw_fail_cnt = 0;
3082 adapter->flags &= ~QLCNIC_FW_HANG;
3083 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3084 qlcnic_set_drv_version(adapter);
3086 if (!qlcnic_clr_drv_state(adapter))
3087 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
3092 qlcnic_check_health(struct qlcnic_adapter *adapter)
3094 u32 state = 0, heartbeat;
3097 if (qlcnic_check_temp(adapter))
3100 if (adapter->need_fw_reset)
3101 qlcnic_dev_request_reset(adapter, 0);
3103 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3104 if (state == QLCNIC_DEV_NEED_RESET) {
3105 qlcnic_set_npar_non_operational(adapter);
3106 adapter->need_fw_reset = 1;
3107 } else if (state == QLCNIC_DEV_NEED_QUISCENT)
3110 heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER);
3111 if (heartbeat != adapter->heartbeat) {
3112 adapter->heartbeat = heartbeat;
3113 adapter->fw_fail_cnt = 0;
3114 if (adapter->need_fw_reset)
3117 if (adapter->ahw->reset_context && qlcnic_auto_fw_reset)
3118 qlcnic_reset_hw_context(adapter);
3123 if (++adapter->fw_fail_cnt < FW_FAIL_THRESH)
3126 adapter->flags |= QLCNIC_FW_HANG;
3128 qlcnic_dev_request_reset(adapter, 0);
3130 if (qlcnic_auto_fw_reset)
3131 clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
3133 dev_err(&adapter->pdev->dev, "firmware hang detected\n");
3134 peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
3135 dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n"
3136 "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n"
3137 "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n"
3138 "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n"
3139 "PEG_NET_4_PC: 0x%x\n",
3141 QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2),
3142 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c),
3143 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c),
3144 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c),
3145 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c),
3146 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c));
3147 if (QLCNIC_FWERROR_CODE(peg_status) == 0x67)
3148 dev_err(&adapter->pdev->dev,
3149 "Firmware aborted with error code 0x00006700. "
3150 "Device is being reset.\n");
3152 adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state :
3153 QLCNIC_DEV_NEED_RESET;
3155 if (qlcnic_auto_fw_reset && !test_and_set_bit(__QLCNIC_RESETTING,
3158 qlcnic_schedule_work(adapter, qlcnic_detach_work, 0);
3159 QLCDB(adapter, DRV, "fw recovery scheduled.\n");
3165 void qlcnic_fw_poll_work(struct work_struct *work)
3167 struct qlcnic_adapter *adapter = container_of(work,
3168 struct qlcnic_adapter, fw_work.work);
3170 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
3174 if (qlcnic_check_health(adapter))
3177 if (adapter->fhash.fnum)
3178 qlcnic_prune_lb_filters(adapter);
3181 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY);
3184 static int qlcnic_is_first_func(struct pci_dev *pdev)
3186 struct pci_dev *oth_pdev;
3187 int val = pdev->devfn;
3190 oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr
3191 (pdev->bus), pdev->bus->number,
3192 PCI_DEVFN(PCI_SLOT(pdev->devfn), val));
3196 if (oth_pdev->current_state != PCI_D3cold) {
3197 pci_dev_put(oth_pdev);
3200 pci_dev_put(oth_pdev);
3205 static int qlcnic_attach_func(struct pci_dev *pdev)
3207 int err, first_func;
3208 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3209 struct net_device *netdev = adapter->netdev;
3211 pdev->error_state = pci_channel_io_normal;
3213 err = pci_enable_device(pdev);
3217 pci_set_master(pdev);
3218 pci_restore_state(pdev);
3220 first_func = qlcnic_is_first_func(pdev);
3222 if (qlcnic_api_lock(adapter))
3225 if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) {
3226 adapter->need_fw_reset = 1;
3227 set_bit(__QLCNIC_START_FW, &adapter->state);
3228 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3229 QLCNIC_DEV_INITIALIZING);
3230 QLCDB(adapter, DRV, "Restarting fw\n");
3232 qlcnic_api_unlock(adapter);
3234 err = qlcnic_start_firmware(adapter);
3238 qlcnic_clr_drv_state(adapter);
3239 kfree(adapter->msix_entries);
3240 adapter->msix_entries = NULL;
3241 err = qlcnic_setup_intr(adapter, 0);
3244 kfree(adapter->msix_entries);
3245 netdev_err(netdev, "failed to setup interrupt\n");
3249 if (qlcnic_83xx_check(adapter)) {
3250 /* register for NIC IDC AEN Events */
3251 qlcnic_83xx_register_nic_idc_func(adapter, 1);
3252 err = qlcnic_83xx_setup_mbx_intr(adapter);
3254 dev_err(&adapter->pdev->dev,
3255 "failed to setup mbx interrupt\n");
3256 qlcnic_clr_all_drv_state(adapter, 1);
3257 clear_bit(__QLCNIC_AER, &adapter->state);
3262 if (netif_running(netdev)) {
3263 err = qlcnic_attach(adapter);
3265 qlcnic_clr_all_drv_state(adapter, 1);
3266 clear_bit(__QLCNIC_AER, &adapter->state);
3267 netif_device_attach(netdev);
3271 err = qlcnic_up(adapter, netdev);
3275 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3278 netif_device_attach(netdev);
3282 static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev,
3283 pci_channel_state_t state)
3285 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3286 struct net_device *netdev = adapter->netdev;
3288 if (state == pci_channel_io_perm_failure)
3289 return PCI_ERS_RESULT_DISCONNECT;
3291 if (state == pci_channel_io_normal)
3292 return PCI_ERS_RESULT_RECOVERED;
3294 set_bit(__QLCNIC_AER, &adapter->state);
3295 netif_device_detach(netdev);
3297 cancel_delayed_work_sync(&adapter->fw_work);
3299 if (netif_running(netdev))
3300 qlcnic_down(adapter, netdev);
3302 if (qlcnic_83xx_check(adapter)) {
3303 qlcnic_83xx_free_mbx_intr(adapter);
3304 qlcnic_83xx_register_nic_idc_func(adapter, 0);
3305 cancel_delayed_work_sync(&adapter->idc_aen_work);
3308 qlcnic_detach(adapter);
3309 qlcnic_teardown_intr(adapter);
3311 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3313 pci_save_state(pdev);
3314 pci_disable_device(pdev);
3316 return PCI_ERS_RESULT_NEED_RESET;
3319 static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev)
3321 return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT :
3322 PCI_ERS_RESULT_RECOVERED;
3325 static void qlcnic_io_resume(struct pci_dev *pdev)
3328 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3330 pci_cleanup_aer_uncorrect_error_status(pdev);
3331 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3332 if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER,
3334 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
3339 qlcnicvf_start_firmware(struct qlcnic_adapter *adapter)
3343 err = qlcnic_can_start_firmware(adapter);
3347 err = qlcnic_check_npar_opertional(adapter);
3351 err = qlcnic_initialize_nic(adapter);
3355 qlcnic_check_options(adapter);
3357 err = qlcnic_set_eswitch_port_config(adapter);
3361 adapter->need_fw_reset = 0;
3366 int qlcnic_validate_max_rss(struct qlcnic_adapter *adapter,
3369 struct net_device *netdev = adapter->netdev;
3370 u8 max_hw = adapter->ahw->max_rx_ques;
3373 if (val > QLC_MAX_SDS_RINGS) {
3374 netdev_err(netdev, "RSS value should not be higher than %u\n",
3379 max_allowed = rounddown_pow_of_two(min_t(int, max_hw,
3380 num_online_cpus()));
3381 if ((val > max_allowed) || (val < 2) || !is_power_of_2(val)) {
3382 if (!is_power_of_2(val))
3383 netdev_err(netdev, "RSS value should be a power of 2\n");
3386 netdev_err(netdev, "RSS value should not be lower than 2\n");
3390 "RSS value should not be higher than[%u], the max RSS rings supported by the adapter\n",
3393 if (val > num_online_cpus())
3395 "RSS value should not be higher than[%u], number of online CPUs in the system\n",
3398 netdev_err(netdev, "Unable to configure %u RSS rings\n", val);
3405 int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data, size_t len)
3408 struct net_device *netdev = adapter->netdev;
3410 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
3413 netif_device_detach(netdev);
3414 if (netif_running(netdev))
3415 __qlcnic_down(adapter, netdev);
3417 qlcnic_detach(adapter);
3419 if (qlcnic_83xx_check(adapter)) {
3420 qlcnic_83xx_free_mbx_intr(adapter);
3421 qlcnic_83xx_enable_mbx_poll(adapter);
3424 qlcnic_teardown_intr(adapter);
3425 err = qlcnic_setup_intr(adapter, data);
3427 kfree(adapter->msix_entries);
3428 netdev_err(netdev, "failed to setup interrupt\n");
3432 if (qlcnic_83xx_check(adapter)) {
3433 /* register for NIC IDC AEN Events */
3434 qlcnic_83xx_register_nic_idc_func(adapter, 1);
3435 err = qlcnic_83xx_setup_mbx_intr(adapter);
3436 qlcnic_83xx_disable_mbx_poll(adapter);
3438 dev_err(&adapter->pdev->dev,
3439 "failed to setup mbx interrupt\n");
3444 if (netif_running(netdev)) {
3445 err = qlcnic_attach(adapter);
3448 err = __qlcnic_up(adapter, netdev);
3451 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3455 netif_device_attach(netdev);
3456 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3462 #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
3465 qlcnic_config_indev_addr(struct qlcnic_adapter *adapter,
3466 struct net_device *dev, unsigned long event)
3468 struct in_device *indev;
3470 indev = in_dev_get(dev);
3477 qlcnic_config_ipaddr(adapter,
3478 ifa->ifa_address, QLCNIC_IP_UP);
3481 qlcnic_config_ipaddr(adapter,
3482 ifa->ifa_address, QLCNIC_IP_DOWN);
3487 } endfor_ifa(indev);
3492 void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event)
3494 struct qlcnic_adapter *adapter = netdev_priv(netdev);
3495 struct net_device *dev;
3498 qlcnic_config_indev_addr(adapter, netdev, event);
3501 for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) {
3502 dev = __vlan_find_dev_deep(netdev, htons(ETH_P_8021Q), vid);
3505 qlcnic_config_indev_addr(adapter, dev, event);
3510 static int qlcnic_netdev_event(struct notifier_block *this,
3511 unsigned long event, void *ptr)
3513 struct qlcnic_adapter *adapter;
3514 struct net_device *dev = netdev_notifier_info_to_dev(ptr);
3520 if (dev->priv_flags & IFF_802_1Q_VLAN) {
3521 dev = vlan_dev_real_dev(dev);
3525 if (!is_qlcnic_netdev(dev))
3528 adapter = netdev_priv(dev);
3533 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
3536 qlcnic_config_indev_addr(adapter, dev, event);
3542 qlcnic_inetaddr_event(struct notifier_block *this,
3543 unsigned long event, void *ptr)
3545 struct qlcnic_adapter *adapter;
3546 struct net_device *dev;
3548 struct in_ifaddr *ifa = (struct in_ifaddr *)ptr;
3550 dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL;
3556 if (dev->priv_flags & IFF_802_1Q_VLAN) {
3557 dev = vlan_dev_real_dev(dev);
3561 if (!is_qlcnic_netdev(dev))
3564 adapter = netdev_priv(dev);
3569 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
3574 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP);
3578 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN);
3589 static struct notifier_block qlcnic_netdev_cb = {
3590 .notifier_call = qlcnic_netdev_event,
3593 static struct notifier_block qlcnic_inetaddr_cb = {
3594 .notifier_call = qlcnic_inetaddr_event,
3597 void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event)
3600 static const struct pci_error_handlers qlcnic_err_handler = {
3601 .error_detected = qlcnic_io_error_detected,
3602 .slot_reset = qlcnic_io_slot_reset,
3603 .resume = qlcnic_io_resume,
3606 static struct pci_driver qlcnic_driver = {
3607 .name = qlcnic_driver_name,
3608 .id_table = qlcnic_pci_tbl,
3609 .probe = qlcnic_probe,
3610 .remove = qlcnic_remove,
3612 .suspend = qlcnic_suspend,
3613 .resume = qlcnic_resume,
3615 .shutdown = qlcnic_shutdown,
3616 .err_handler = &qlcnic_err_handler,
3617 #ifdef CONFIG_QLCNIC_SRIOV
3618 .sriov_configure = qlcnic_pci_sriov_configure,
3623 static int __init qlcnic_init_module(void)
3627 printk(KERN_INFO "%s\n", qlcnic_driver_string);
3630 register_netdevice_notifier(&qlcnic_netdev_cb);
3631 register_inetaddr_notifier(&qlcnic_inetaddr_cb);
3634 ret = pci_register_driver(&qlcnic_driver);
3637 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
3638 unregister_netdevice_notifier(&qlcnic_netdev_cb);
3645 module_init(qlcnic_init_module);
3647 static void __exit qlcnic_exit_module(void)
3649 pci_unregister_driver(&qlcnic_driver);
3652 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
3653 unregister_netdevice_notifier(&qlcnic_netdev_cb);
3657 module_exit(qlcnic_exit_module);