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 int qlcnic_config_npars;
56 module_param(qlcnic_config_npars, int, 0444);
57 MODULE_PARM_DESC(qlcnic_config_npars, "Configure NPARs (0=disabled, 1=enabled)");
59 static int qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent);
60 static void qlcnic_remove(struct pci_dev *pdev);
61 static int qlcnic_open(struct net_device *netdev);
62 static int qlcnic_close(struct net_device *netdev);
63 static void qlcnic_tx_timeout(struct net_device *netdev);
64 static void qlcnic_attach_work(struct work_struct *work);
65 static void qlcnic_fwinit_work(struct work_struct *work);
66 static void qlcnic_fw_poll_work(struct work_struct *work);
67 #ifdef CONFIG_NET_POLL_CONTROLLER
68 static void qlcnic_poll_controller(struct net_device *netdev);
71 static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding);
72 static void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8);
73 static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter);
75 static irqreturn_t qlcnic_tmp_intr(int irq, void *data);
76 static irqreturn_t qlcnic_intr(int irq, void *data);
77 static irqreturn_t qlcnic_msi_intr(int irq, void *data);
78 static irqreturn_t qlcnic_msix_intr(int irq, void *data);
79 static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data);
81 static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev);
82 static int qlcnic_start_firmware(struct qlcnic_adapter *);
84 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter);
85 static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter *);
86 static int qlcnicvf_start_firmware(struct qlcnic_adapter *);
87 static int qlcnic_vlan_rx_add(struct net_device *, __be16, u16);
88 static int qlcnic_vlan_rx_del(struct net_device *, __be16, u16);
90 static u32 qlcnic_vlan_tx_check(struct qlcnic_adapter *adapter)
92 struct qlcnic_hardware_context *ahw = adapter->ahw;
94 if (adapter->pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X)
95 return ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX;
100 /* PCI Device ID Table */
101 #define ENTRY(device) \
102 {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \
103 .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0}
105 static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl) = {
106 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X),
107 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X),
108 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE834X),
112 MODULE_DEVICE_TABLE(pci, qlcnic_pci_tbl);
115 inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring *tx_ring)
117 writel(tx_ring->producer, tx_ring->crb_cmd_producer);
120 static const u32 msi_tgt_status[8] = {
121 ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1,
122 ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3,
123 ISR_INT_TARGET_STATUS_F4, ISR_INT_TARGET_STATUS_F5,
124 ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7
127 static const u32 qlcnic_reg_tbl[] = {
128 0x1B20A8, /* PEG_HALT_STAT1 */
129 0x1B20AC, /* PEG_HALT_STAT2 */
130 0x1B20B0, /* FW_HEARTBEAT */
131 0x1B2100, /* LOCK ID */
132 0x1B2128, /* FW_CAPABILITIES */
133 0x1B2138, /* drv active */
134 0x1B2140, /* dev state */
135 0x1B2144, /* drv state */
136 0x1B2148, /* drv scratch */
137 0x1B214C, /* dev partition info */
138 0x1B2174, /* drv idc ver */
139 0x1B2150, /* fw version major */
140 0x1B2154, /* fw version minor */
141 0x1B2158, /* fw version sub */
142 0x1B219C, /* npar state */
143 0x1B21FC, /* FW_IMG_VALID */
144 0x1B2250, /* CMD_PEG_STATE */
145 0x1B233C, /* RCV_PEG_STATE */
146 0x1B23B4, /* ASIC TEMP */
147 0x1B216C, /* FW api */
148 0x1B2170, /* drv op mode */
149 0x13C010, /* flash lock */
150 0x13C014, /* flash unlock */
153 static const struct qlcnic_board_info qlcnic_boards[] = {
154 { PCI_VENDOR_ID_QLOGIC,
155 PCI_DEVICE_ID_QLOGIC_QLE834X,
156 PCI_VENDOR_ID_QLOGIC,
158 "8300 Series Dual 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 Single 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 Dual 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 Single 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 PCI_VENDOR_ID_QLOGIC,
212 "8300 Series Dual Port 10GbE Converged Network Adapter "
213 "(TCP/IP Networking)" },
214 { PCI_VENDOR_ID_QLOGIC,
215 PCI_DEVICE_ID_QLOGIC_QLE834X,
216 0x0, 0x0, "8300 Series 1/10GbE Controller" },
217 { PCI_VENDOR_ID_QLOGIC,
218 PCI_DEVICE_ID_QLOGIC_QLE824X,
219 PCI_VENDOR_ID_QLOGIC,
221 "8200 Series Single 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 "8200 Series Dual Port 10GbE Converged Network Adapter"
228 "(TCP/IP Networking)" },
229 { PCI_VENDOR_ID_QLOGIC,
230 PCI_DEVICE_ID_QLOGIC_QLE824X,
231 PCI_VENDOR_ID_QLOGIC,
233 "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter" },
234 { PCI_VENDOR_ID_QLOGIC,
235 PCI_DEVICE_ID_QLOGIC_QLE824X,
236 PCI_VENDOR_ID_QLOGIC,
238 "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter" },
239 { PCI_VENDOR_ID_QLOGIC,
240 PCI_DEVICE_ID_QLOGIC_QLE824X,
241 PCI_VENDOR_ID_QLOGIC,
243 "3200 Series Single Port 10Gb Intelligent Ethernet Adapter" },
244 { PCI_VENDOR_ID_QLOGIC,
245 PCI_DEVICE_ID_QLOGIC_QLE824X,
247 "NC523SFP 10Gb 2-port Server Adapter" },
248 { PCI_VENDOR_ID_QLOGIC,
249 PCI_DEVICE_ID_QLOGIC_QLE824X,
251 "CN1000Q Dual Port Converged Network Adapter" },
252 { PCI_VENDOR_ID_QLOGIC,
253 PCI_DEVICE_ID_QLOGIC_QLE824X,
254 PCI_VENDOR_ID_QLOGIC,
256 "QME8242-k 10GbE Dual Port Mezzanine Card" },
257 { PCI_VENDOR_ID_QLOGIC,
258 PCI_DEVICE_ID_QLOGIC_QLE824X,
259 0x0, 0x0, "cLOM8214 1/10GbE Controller" },
262 #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards)
263 #define QLC_MAX_SDS_RINGS 8
266 struct qlcnic_legacy_intr_set legacy_intr[] = QLCNIC_LEGACY_INTR_CONFIG;
268 int qlcnic_alloc_sds_rings(struct qlcnic_recv_context *recv_ctx, int count)
270 int size = sizeof(struct qlcnic_host_sds_ring) * count;
272 recv_ctx->sds_rings = kzalloc(size, GFP_KERNEL);
274 return recv_ctx->sds_rings == NULL;
277 void qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx)
279 if (recv_ctx->sds_rings != NULL)
280 kfree(recv_ctx->sds_rings);
282 recv_ctx->sds_rings = NULL;
285 int qlcnic_read_mac_addr(struct qlcnic_adapter *adapter)
287 u8 mac_addr[ETH_ALEN];
288 struct net_device *netdev = adapter->netdev;
289 struct pci_dev *pdev = adapter->pdev;
291 if (qlcnic_get_mac_address(adapter, mac_addr) != 0)
294 memcpy(netdev->dev_addr, mac_addr, ETH_ALEN);
295 memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len);
297 /* set station address */
299 if (!is_valid_ether_addr(netdev->dev_addr))
300 dev_warn(&pdev->dev, "Bad MAC address %pM.\n",
306 static void qlcnic_delete_adapter_mac(struct qlcnic_adapter *adapter)
308 struct qlcnic_mac_list_s *cur;
309 struct list_head *head;
311 list_for_each(head, &adapter->mac_list) {
312 cur = list_entry(head, struct qlcnic_mac_list_s, list);
313 if (!memcmp(adapter->mac_addr, cur->mac_addr, ETH_ALEN)) {
314 qlcnic_sre_macaddr_change(adapter, cur->mac_addr,
316 list_del(&cur->list);
323 static int qlcnic_set_mac(struct net_device *netdev, void *p)
325 struct qlcnic_adapter *adapter = netdev_priv(netdev);
326 struct sockaddr *addr = p;
328 if (qlcnic_sriov_vf_check(adapter))
331 if ((adapter->flags & QLCNIC_MAC_OVERRIDE_DISABLED))
334 if (!is_valid_ether_addr(addr->sa_data))
337 if (!memcmp(adapter->mac_addr, addr->sa_data, ETH_ALEN))
340 if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
341 netif_device_detach(netdev);
342 qlcnic_napi_disable(adapter);
345 qlcnic_delete_adapter_mac(adapter);
346 memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len);
347 memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
348 qlcnic_set_multi(adapter->netdev);
350 if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
351 netif_device_attach(netdev);
352 qlcnic_napi_enable(adapter);
357 static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
358 struct net_device *netdev, const unsigned char *addr)
360 struct qlcnic_adapter *adapter = netdev_priv(netdev);
361 int err = -EOPNOTSUPP;
363 if (!adapter->fdb_mac_learn)
364 return ndo_dflt_fdb_del(ndm, tb, netdev, addr);
366 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
367 if (is_unicast_ether_addr(addr))
368 err = qlcnic_nic_del_mac(adapter, addr);
369 else if (is_multicast_ether_addr(addr))
370 err = dev_mc_del(netdev, addr);
377 static int qlcnic_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
378 struct net_device *netdev,
379 const unsigned char *addr, u16 flags)
381 struct qlcnic_adapter *adapter = netdev_priv(netdev);
384 if (!adapter->fdb_mac_learn)
385 return ndo_dflt_fdb_add(ndm, tb, netdev, addr, flags);
387 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) {
388 pr_info("%s: FDB e-switch is not enabled\n", __func__);
392 if (ether_addr_equal(addr, adapter->mac_addr))
395 if (is_unicast_ether_addr(addr))
396 err = qlcnic_nic_add_mac(adapter, addr, 0);
397 else if (is_multicast_ether_addr(addr))
398 err = dev_mc_add_excl(netdev, addr);
405 static int qlcnic_fdb_dump(struct sk_buff *skb, struct netlink_callback *ncb,
406 struct net_device *netdev, int idx)
408 struct qlcnic_adapter *adapter = netdev_priv(netdev);
410 if (!adapter->fdb_mac_learn)
411 return ndo_dflt_fdb_dump(skb, ncb, netdev, idx);
413 if (adapter->flags & QLCNIC_ESWITCH_ENABLED)
414 idx = ndo_dflt_fdb_dump(skb, ncb, netdev, idx);
419 static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter *adapter)
421 while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
422 usleep_range(10000, 11000);
424 cancel_delayed_work_sync(&adapter->fw_work);
427 static const struct net_device_ops qlcnic_netdev_ops = {
428 .ndo_open = qlcnic_open,
429 .ndo_stop = qlcnic_close,
430 .ndo_start_xmit = qlcnic_xmit_frame,
431 .ndo_get_stats = qlcnic_get_stats,
432 .ndo_validate_addr = eth_validate_addr,
433 .ndo_set_rx_mode = qlcnic_set_multi,
434 .ndo_set_mac_address = qlcnic_set_mac,
435 .ndo_change_mtu = qlcnic_change_mtu,
436 .ndo_fix_features = qlcnic_fix_features,
437 .ndo_set_features = qlcnic_set_features,
438 .ndo_tx_timeout = qlcnic_tx_timeout,
439 .ndo_vlan_rx_add_vid = qlcnic_vlan_rx_add,
440 .ndo_vlan_rx_kill_vid = qlcnic_vlan_rx_del,
441 .ndo_fdb_add = qlcnic_fdb_add,
442 .ndo_fdb_del = qlcnic_fdb_del,
443 .ndo_fdb_dump = qlcnic_fdb_dump,
444 #ifdef CONFIG_NET_POLL_CONTROLLER
445 .ndo_poll_controller = qlcnic_poll_controller,
447 #ifdef CONFIG_QLCNIC_SRIOV
448 .ndo_set_vf_mac = qlcnic_sriov_set_vf_mac,
449 .ndo_set_vf_tx_rate = qlcnic_sriov_set_vf_tx_rate,
450 .ndo_get_vf_config = qlcnic_sriov_get_vf_config,
451 .ndo_set_vf_vlan = qlcnic_sriov_set_vf_vlan,
455 static const struct net_device_ops qlcnic_netdev_failed_ops = {
456 .ndo_open = qlcnic_open,
459 static struct qlcnic_nic_template qlcnic_ops = {
460 .config_bridged_mode = qlcnic_config_bridged_mode,
461 .config_led = qlcnic_82xx_config_led,
462 .start_firmware = qlcnic_82xx_start_firmware,
463 .request_reset = qlcnic_82xx_dev_request_reset,
464 .cancel_idc_work = qlcnic_82xx_cancel_idc_work,
465 .napi_add = qlcnic_82xx_napi_add,
466 .napi_del = qlcnic_82xx_napi_del,
467 .config_ipaddr = qlcnic_82xx_config_ipaddr,
468 .clear_legacy_intr = qlcnic_82xx_clear_legacy_intr,
471 struct qlcnic_nic_template qlcnic_vf_ops = {
472 .config_bridged_mode = qlcnicvf_config_bridged_mode,
473 .config_led = qlcnicvf_config_led,
474 .start_firmware = qlcnicvf_start_firmware
477 static struct qlcnic_hardware_ops qlcnic_hw_ops = {
478 .read_crb = qlcnic_82xx_read_crb,
479 .write_crb = qlcnic_82xx_write_crb,
480 .read_reg = qlcnic_82xx_hw_read_wx_2M,
481 .write_reg = qlcnic_82xx_hw_write_wx_2M,
482 .get_mac_address = qlcnic_82xx_get_mac_address,
483 .setup_intr = qlcnic_82xx_setup_intr,
484 .alloc_mbx_args = qlcnic_82xx_alloc_mbx_args,
485 .mbx_cmd = qlcnic_82xx_issue_cmd,
486 .get_func_no = qlcnic_82xx_get_func_no,
487 .api_lock = qlcnic_82xx_api_lock,
488 .api_unlock = qlcnic_82xx_api_unlock,
489 .add_sysfs = qlcnic_82xx_add_sysfs,
490 .remove_sysfs = qlcnic_82xx_remove_sysfs,
491 .process_lb_rcv_ring_diag = qlcnic_82xx_process_rcv_ring_diag,
492 .create_rx_ctx = qlcnic_82xx_fw_cmd_create_rx_ctx,
493 .create_tx_ctx = qlcnic_82xx_fw_cmd_create_tx_ctx,
494 .del_rx_ctx = qlcnic_82xx_fw_cmd_del_rx_ctx,
495 .del_tx_ctx = qlcnic_82xx_fw_cmd_del_tx_ctx,
496 .setup_link_event = qlcnic_82xx_linkevent_request,
497 .get_nic_info = qlcnic_82xx_get_nic_info,
498 .get_pci_info = qlcnic_82xx_get_pci_info,
499 .set_nic_info = qlcnic_82xx_set_nic_info,
500 .change_macvlan = qlcnic_82xx_sre_macaddr_change,
501 .napi_enable = qlcnic_82xx_napi_enable,
502 .napi_disable = qlcnic_82xx_napi_disable,
503 .config_intr_coal = qlcnic_82xx_config_intr_coalesce,
504 .config_rss = qlcnic_82xx_config_rss,
505 .config_hw_lro = qlcnic_82xx_config_hw_lro,
506 .config_loopback = qlcnic_82xx_set_lb_mode,
507 .clear_loopback = qlcnic_82xx_clear_lb_mode,
508 .config_promisc_mode = qlcnic_82xx_nic_set_promisc,
509 .change_l2_filter = qlcnic_82xx_change_filter,
510 .get_board_info = qlcnic_82xx_get_board_info,
511 .free_mac_list = qlcnic_82xx_free_mac_list,
514 int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix)
516 struct pci_dev *pdev = adapter->pdev;
518 int max_tx_rings, tx_vector;
520 if (adapter->flags & QLCNIC_TX_INTR_SHARED) {
524 max_tx_rings = adapter->max_drv_tx_rings;
528 if (!adapter->msix_entries) {
529 adapter->msix_entries = kcalloc(num_msix,
530 sizeof(struct msix_entry),
532 if (!adapter->msix_entries)
536 adapter->max_sds_rings = 1;
537 adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED);
539 if (adapter->ahw->msix_supported) {
541 for (i = 0; i < num_msix; i++)
542 adapter->msix_entries[i].entry = i;
543 err = pci_enable_msix(pdev, adapter->msix_entries, num_msix);
545 adapter->flags |= QLCNIC_MSIX_ENABLED;
546 if (qlcnic_83xx_check(adapter)) {
547 adapter->ahw->num_msix = num_msix;
548 /* subtract mail box and tx ring vectors */
549 adapter->max_sds_rings = num_msix -
552 adapter->max_sds_rings = num_msix;
554 dev_info(&pdev->dev, "using msi-x interrupts\n");
556 } else if (err > 0) {
558 "Unable to allocate %d MSI-X interrupt vectors\n",
560 if (qlcnic_83xx_check(adapter)) {
561 if (err < (QLC_83XX_MINIMUM_VECTOR - tx_vector))
563 err -= (max_tx_rings + 1);
564 num_msix = rounddown_pow_of_two(err);
565 num_msix += (max_tx_rings + 1);
567 num_msix = rounddown_pow_of_two(err);
572 "Trying to allocate %d MSI-X interrupt vectors\n",
578 "Unable to allocate %d MSI-X interrupt vectors\n",
586 static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter)
589 u32 offset, mask_reg;
590 const struct qlcnic_legacy_intr_set *legacy_intrp;
591 struct qlcnic_hardware_context *ahw = adapter->ahw;
592 struct pci_dev *pdev = adapter->pdev;
594 if (qlcnic_use_msi && !pci_enable_msi(pdev)) {
595 adapter->flags |= QLCNIC_MSI_ENABLED;
596 offset = msi_tgt_status[adapter->ahw->pci_func];
597 adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter->ahw,
599 dev_info(&pdev->dev, "using msi interrupts\n");
600 adapter->msix_entries[0].vector = pdev->irq;
603 if (qlcnic_use_msi || qlcnic_use_msi_x)
606 legacy_intrp = &legacy_intr[adapter->ahw->pci_func];
607 adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit;
608 offset = legacy_intrp->tgt_status_reg;
609 adapter->tgt_status_reg = qlcnic_get_ioaddr(ahw, offset);
610 mask_reg = legacy_intrp->tgt_mask_reg;
611 adapter->tgt_mask_reg = qlcnic_get_ioaddr(ahw, mask_reg);
612 adapter->isr_int_vec = qlcnic_get_ioaddr(ahw, ISR_INT_VECTOR);
613 adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG);
614 dev_info(&pdev->dev, "using legacy interrupts\n");
615 adapter->msix_entries[0].vector = pdev->irq;
619 int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter, u8 num_intr)
621 int num_msix, err = 0;
624 num_intr = QLCNIC_DEF_NUM_STS_DESC_RINGS;
626 if (adapter->ahw->msix_supported)
627 num_msix = rounddown_pow_of_two(min_t(int, num_online_cpus(),
632 err = qlcnic_enable_msix(adapter, num_msix);
633 if (err == -ENOMEM || !err)
636 err = qlcnic_enable_msi_legacy(adapter);
643 void qlcnic_teardown_intr(struct qlcnic_adapter *adapter)
645 if (adapter->flags & QLCNIC_MSIX_ENABLED)
646 pci_disable_msix(adapter->pdev);
647 if (adapter->flags & QLCNIC_MSI_ENABLED)
648 pci_disable_msi(adapter->pdev);
650 kfree(adapter->msix_entries);
651 adapter->msix_entries = NULL;
653 if (adapter->ahw->intr_tbl) {
654 vfree(adapter->ahw->intr_tbl);
655 adapter->ahw->intr_tbl = NULL;
659 static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context *ahw)
661 if (ahw->pci_base0 != NULL)
662 iounmap(ahw->pci_base0);
665 static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter)
667 struct qlcnic_pci_info *pci_info;
670 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) {
671 switch (adapter->ahw->port_type) {
673 adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_GBE_PORTS;
676 adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_XG_PORTS;
682 if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC)
685 pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL);
689 ret = qlcnic_get_pci_info(adapter, pci_info);
694 int qlcnic_init_pci_info(struct qlcnic_adapter *adapter)
696 struct qlcnic_pci_info *pci_info;
697 int i, ret = 0, j = 0;
701 pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL);
705 ret = qlcnic_get_pci_info(adapter, pci_info);
709 act_pci_func = adapter->ahw->act_pci_func;
711 adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) *
712 act_pci_func, GFP_KERNEL);
713 if (!adapter->npars) {
718 adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) *
719 QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL);
720 if (!adapter->eswitch) {
725 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) {
726 pfn = pci_info[i].id;
728 if (pfn >= QLCNIC_MAX_PCI_FUNC) {
729 ret = QL_STATUS_INVALID_PARAM;
733 if (!pci_info[i].active ||
734 (pci_info[i].type != QLCNIC_TYPE_NIC))
737 adapter->npars[j].pci_func = pfn;
738 adapter->npars[j].active = (u8)pci_info[i].active;
739 adapter->npars[j].type = (u8)pci_info[i].type;
740 adapter->npars[j].phy_port = (u8)pci_info[i].default_port;
741 adapter->npars[j].min_bw = pci_info[i].tx_min_bw;
742 adapter->npars[j].max_bw = pci_info[i].tx_max_bw;
746 for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) {
747 adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE;
748 if (qlcnic_83xx_check(adapter))
749 qlcnic_enable_eswitch(adapter, i, 1);
756 kfree(adapter->eswitch);
757 adapter->eswitch = NULL;
759 kfree(adapter->npars);
760 adapter->npars = NULL;
768 qlcnic_set_function_modes(struct qlcnic_adapter *adapter)
772 u32 data = QLCNIC_MGMT_FUNC;
773 struct qlcnic_hardware_context *ahw = adapter->ahw;
775 ret = qlcnic_api_lock(adapter);
779 if (qlcnic_config_npars) {
780 for (i = 0; i < ahw->act_pci_func; i++) {
781 id = adapter->npars[i].pci_func;
782 if (id == ahw->pci_func)
784 data |= (qlcnic_config_npars &
785 QLC_DEV_SET_DRV(0xf, id));
788 data = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
789 data = (data & ~QLC_DEV_SET_DRV(0xf, ahw->pci_func)) |
790 (QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC,
793 QLC_SHARED_REG_WR32(adapter, QLCNIC_DRV_OP_MODE, data);
794 qlcnic_api_unlock(adapter);
799 static void qlcnic_check_vf(struct qlcnic_adapter *adapter,
800 const struct pci_device_id *ent)
802 u32 op_mode, priv_level;
804 /* Determine FW API version */
805 adapter->ahw->fw_hal_version = QLC_SHARED_REG_RD32(adapter,
808 /* Find PCI function number */
809 qlcnic_get_func_no(adapter);
811 /* Determine function privilege level */
812 op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
813 if (op_mode == QLC_DEV_DRV_DEFAULT)
814 priv_level = QLCNIC_MGMT_FUNC;
816 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
818 if (priv_level == QLCNIC_NON_PRIV_FUNC) {
819 adapter->ahw->op_mode = QLCNIC_NON_PRIV_FUNC;
820 dev_info(&adapter->pdev->dev,
821 "HAL Version: %d Non Privileged function\n",
822 adapter->ahw->fw_hal_version);
823 adapter->nic_ops = &qlcnic_vf_ops;
825 adapter->nic_ops = &qlcnic_ops;
828 #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL
829 #define QLCNIC_83XX_BAR0_LENGTH 0x4000
830 static void qlcnic_get_bar_length(u32 dev_id, ulong *bar)
833 case PCI_DEVICE_ID_QLOGIC_QLE824X:
834 *bar = QLCNIC_82XX_BAR0_LENGTH;
836 case PCI_DEVICE_ID_QLOGIC_QLE834X:
837 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X:
838 *bar = QLCNIC_83XX_BAR0_LENGTH;
845 static int qlcnic_setup_pci_map(struct pci_dev *pdev,
846 struct qlcnic_hardware_context *ahw)
849 void __iomem *mem_ptr0 = NULL;
850 unsigned long mem_len, pci_len0 = 0, bar0_len;
852 /* remap phys address */
853 mem_len = pci_resource_len(pdev, 0);
855 qlcnic_get_bar_length(pdev->device, &bar0_len);
856 if (mem_len >= bar0_len) {
858 mem_ptr0 = pci_ioremap_bar(pdev, 0);
859 if (mem_ptr0 == NULL) {
860 dev_err(&pdev->dev, "failed to map PCI bar 0\n");
868 dev_info(&pdev->dev, "%dKB memory map\n", (int)(mem_len >> 10));
870 ahw->pci_base0 = mem_ptr0;
871 ahw->pci_len0 = pci_len0;
872 offset = QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw->pci_func));
873 qlcnic_get_ioaddr(ahw, offset);
878 static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name)
880 struct pci_dev *pdev = adapter->pdev;
883 for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) {
884 if (qlcnic_boards[i].vendor == pdev->vendor &&
885 qlcnic_boards[i].device == pdev->device &&
886 qlcnic_boards[i].sub_vendor == pdev->subsystem_vendor &&
887 qlcnic_boards[i].sub_device == pdev->subsystem_device) {
888 sprintf(name, "%pM: %s" ,
890 qlcnic_boards[i].short_name);
898 sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr);
902 qlcnic_check_options(struct qlcnic_adapter *adapter)
905 u32 fw_major, fw_minor, fw_build, prev_fw_version;
906 struct pci_dev *pdev = adapter->pdev;
907 struct qlcnic_hardware_context *ahw = adapter->ahw;
908 struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump;
910 prev_fw_version = adapter->fw_version;
912 fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR);
913 fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR);
914 fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB);
916 adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build);
918 err = qlcnic_get_board_info(adapter);
920 dev_err(&pdev->dev, "Error getting board config info.\n");
923 if (ahw->op_mode != QLCNIC_NON_PRIV_FUNC) {
924 if (fw_dump->tmpl_hdr == NULL ||
925 adapter->fw_version > prev_fw_version) {
926 if (fw_dump->tmpl_hdr)
927 vfree(fw_dump->tmpl_hdr);
928 if (!qlcnic_fw_cmd_get_minidump_temp(adapter))
930 "Supports FW dump capability\n");
934 dev_info(&pdev->dev, "Driver v%s, firmware v%d.%d.%d\n",
935 QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build);
937 if (adapter->ahw->port_type == QLCNIC_XGBE) {
938 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
939 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF;
940 adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF;
942 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G;
943 adapter->max_rxd = MAX_RCV_DESCRIPTORS_10G;
946 adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
947 adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
949 } else if (adapter->ahw->port_type == QLCNIC_GBE) {
950 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G;
951 adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
952 adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
953 adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G;
956 adapter->ahw->msix_supported = !!qlcnic_use_msi_x;
958 adapter->num_txd = MAX_CMD_DESCRIPTORS;
960 adapter->max_rds_rings = MAX_RDS_RINGS;
964 qlcnic_initialize_nic(struct qlcnic_adapter *adapter)
967 struct qlcnic_info nic_info;
969 memset(&nic_info, 0, sizeof(struct qlcnic_info));
970 err = qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw->pci_func);
974 adapter->ahw->physical_port = (u8)nic_info.phys_port;
975 adapter->ahw->switch_mode = nic_info.switch_mode;
976 adapter->ahw->max_tx_ques = nic_info.max_tx_ques;
977 adapter->ahw->max_rx_ques = nic_info.max_rx_ques;
978 adapter->ahw->capabilities = nic_info.capabilities;
980 if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) {
982 temp = QLCRD32(adapter, CRB_FW_CAPABILITIES_2);
983 adapter->ahw->capabilities2 = temp;
985 adapter->ahw->max_mac_filters = nic_info.max_mac_filters;
986 adapter->ahw->max_mtu = nic_info.max_mtu;
988 /* Disable NPAR for 83XX */
989 if (qlcnic_83xx_check(adapter))
992 if (adapter->ahw->capabilities & BIT_6)
993 adapter->flags |= QLCNIC_ESWITCH_ENABLED;
995 adapter->flags &= ~QLCNIC_ESWITCH_ENABLED;
1000 void qlcnic_set_vlan_config(struct qlcnic_adapter *adapter,
1001 struct qlcnic_esw_func_cfg *esw_cfg)
1003 if (esw_cfg->discard_tagged)
1004 adapter->flags &= ~QLCNIC_TAGGING_ENABLED;
1006 adapter->flags |= QLCNIC_TAGGING_ENABLED;
1008 if (esw_cfg->vlan_id) {
1009 adapter->rx_pvid = esw_cfg->vlan_id;
1010 adapter->tx_pvid = esw_cfg->vlan_id;
1012 adapter->rx_pvid = 0;
1013 adapter->tx_pvid = 0;
1018 qlcnic_vlan_rx_add(struct net_device *netdev, __be16 proto, u16 vid)
1020 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1023 if (qlcnic_sriov_vf_check(adapter)) {
1024 err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 1);
1027 "Cannot add VLAN filter for VLAN id %d, err=%d",
1033 set_bit(vid, adapter->vlans);
1038 qlcnic_vlan_rx_del(struct net_device *netdev, __be16 proto, u16 vid)
1040 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1043 if (qlcnic_sriov_vf_check(adapter)) {
1044 err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 0);
1047 "Cannot delete VLAN filter for VLAN id %d, err=%d",
1053 qlcnic_restore_indev_addr(netdev, NETDEV_DOWN);
1054 clear_bit(vid, adapter->vlans);
1058 void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter,
1059 struct qlcnic_esw_func_cfg *esw_cfg)
1061 adapter->flags &= ~(QLCNIC_MACSPOOF | QLCNIC_MAC_OVERRIDE_DISABLED |
1062 QLCNIC_PROMISC_DISABLED);
1064 if (esw_cfg->mac_anti_spoof)
1065 adapter->flags |= QLCNIC_MACSPOOF;
1067 if (!esw_cfg->mac_override)
1068 adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED;
1070 if (!esw_cfg->promisc_mode)
1071 adapter->flags |= QLCNIC_PROMISC_DISABLED;
1074 int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter)
1076 struct qlcnic_esw_func_cfg esw_cfg;
1078 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
1081 esw_cfg.pci_func = adapter->ahw->pci_func;
1082 if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg))
1084 qlcnic_set_vlan_config(adapter, &esw_cfg);
1085 qlcnic_set_eswitch_port_features(adapter, &esw_cfg);
1086 qlcnic_set_netdev_features(adapter, &esw_cfg);
1091 void qlcnic_set_netdev_features(struct qlcnic_adapter *adapter,
1092 struct qlcnic_esw_func_cfg *esw_cfg)
1094 struct net_device *netdev = adapter->netdev;
1096 if (qlcnic_83xx_check(adapter))
1099 adapter->offload_flags = esw_cfg->offload_flags;
1100 adapter->flags |= QLCNIC_APP_CHANGED_FLAGS;
1101 netdev_update_features(netdev);
1102 adapter->flags &= ~QLCNIC_APP_CHANGED_FLAGS;
1106 qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter)
1108 u32 op_mode, priv_level;
1111 err = qlcnic_initialize_nic(adapter);
1115 if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED)
1118 op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
1119 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1121 if (op_mode == QLC_DEV_DRV_DEFAULT)
1122 priv_level = QLCNIC_MGMT_FUNC;
1124 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1126 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
1127 if (priv_level == QLCNIC_MGMT_FUNC) {
1128 adapter->ahw->op_mode = QLCNIC_MGMT_FUNC;
1129 err = qlcnic_init_pci_info(adapter);
1132 /* Set privilege level for other functions */
1133 qlcnic_set_function_modes(adapter);
1134 dev_info(&adapter->pdev->dev,
1135 "HAL Version: %d, Management function\n",
1136 adapter->ahw->fw_hal_version);
1137 } else if (priv_level == QLCNIC_PRIV_FUNC) {
1138 adapter->ahw->op_mode = QLCNIC_PRIV_FUNC;
1139 dev_info(&adapter->pdev->dev,
1140 "HAL Version: %d, Privileged function\n",
1141 adapter->ahw->fw_hal_version);
1145 adapter->flags |= QLCNIC_ADAPTER_INITIALIZED;
1150 int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter)
1152 struct qlcnic_esw_func_cfg esw_cfg;
1153 struct qlcnic_npar_info *npar;
1156 if (adapter->need_fw_reset)
1159 for (i = 0; i < adapter->ahw->act_pci_func; i++) {
1160 memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg));
1161 esw_cfg.pci_func = adapter->npars[i].pci_func;
1162 esw_cfg.mac_override = BIT_0;
1163 esw_cfg.promisc_mode = BIT_0;
1164 if (qlcnic_82xx_check(adapter)) {
1165 esw_cfg.offload_flags = BIT_0;
1166 if (QLCNIC_IS_TSO_CAPABLE(adapter))
1167 esw_cfg.offload_flags |= (BIT_1 | BIT_2);
1169 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1171 npar = &adapter->npars[i];
1172 npar->pvid = esw_cfg.vlan_id;
1173 npar->mac_override = esw_cfg.mac_override;
1174 npar->mac_anti_spoof = esw_cfg.mac_anti_spoof;
1175 npar->discard_tagged = esw_cfg.discard_tagged;
1176 npar->promisc_mode = esw_cfg.promisc_mode;
1177 npar->offload_flags = esw_cfg.offload_flags;
1185 qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter,
1186 struct qlcnic_npar_info *npar, int pci_func)
1188 struct qlcnic_esw_func_cfg esw_cfg;
1189 esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS;
1190 esw_cfg.pci_func = pci_func;
1191 esw_cfg.vlan_id = npar->pvid;
1192 esw_cfg.mac_override = npar->mac_override;
1193 esw_cfg.discard_tagged = npar->discard_tagged;
1194 esw_cfg.mac_anti_spoof = npar->mac_anti_spoof;
1195 esw_cfg.offload_flags = npar->offload_flags;
1196 esw_cfg.promisc_mode = npar->promisc_mode;
1197 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1200 esw_cfg.op_mode = QLCNIC_ADD_VLAN;
1201 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1207 int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter)
1210 struct qlcnic_npar_info *npar;
1211 struct qlcnic_info nic_info;
1214 if (qlcnic_82xx_check(adapter))
1215 if (!adapter->need_fw_reset)
1218 /* Set the NPAR config data after FW reset */
1219 for (i = 0; i < adapter->ahw->act_pci_func; i++) {
1220 npar = &adapter->npars[i];
1221 pci_func = npar->pci_func;
1222 memset(&nic_info, 0, sizeof(struct qlcnic_info));
1223 err = qlcnic_get_nic_info(adapter, &nic_info, pci_func);
1226 nic_info.min_tx_bw = npar->min_bw;
1227 nic_info.max_tx_bw = npar->max_bw;
1228 err = qlcnic_set_nic_info(adapter, &nic_info);
1232 if (npar->enable_pm) {
1233 err = qlcnic_config_port_mirroring(adapter,
1239 err = qlcnic_reset_eswitch_config(adapter, npar, pci_func);
1246 static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter)
1248 u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO;
1251 if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC)
1254 npar_state = QLC_SHARED_REG_RD32(adapter,
1255 QLCNIC_CRB_DEV_NPAR_STATE);
1256 while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) {
1258 npar_state = QLC_SHARED_REG_RD32(adapter,
1259 QLCNIC_CRB_DEV_NPAR_STATE);
1261 if (!npar_opt_timeo) {
1262 dev_err(&adapter->pdev->dev,
1263 "Waiting for NPAR state to operational timeout\n");
1270 qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter)
1274 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
1275 adapter->ahw->op_mode != QLCNIC_MGMT_FUNC)
1278 err = qlcnic_set_default_offload_settings(adapter);
1282 err = qlcnic_reset_npar_config(adapter);
1286 qlcnic_dev_set_npar_ready(adapter);
1291 int qlcnic_82xx_start_firmware(struct qlcnic_adapter *adapter)
1295 err = qlcnic_can_start_firmware(adapter);
1299 goto check_fw_status;
1301 if (qlcnic_load_fw_file)
1302 qlcnic_request_firmware(adapter);
1304 err = qlcnic_check_flash_fw_ver(adapter);
1308 adapter->ahw->fw_type = QLCNIC_FLASH_ROMIMAGE;
1311 err = qlcnic_need_fw_reset(adapter);
1313 goto check_fw_status;
1315 err = qlcnic_pinit_from_rom(adapter);
1319 err = qlcnic_load_firmware(adapter);
1323 qlcnic_release_firmware(adapter);
1324 QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION);
1327 err = qlcnic_check_fw_status(adapter);
1331 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY);
1332 qlcnic_idc_debug_info(adapter, 1);
1333 err = qlcnic_check_eswitch_mode(adapter);
1335 dev_err(&adapter->pdev->dev,
1336 "Memory allocation failed for eswitch\n");
1339 err = qlcnic_set_mgmt_operations(adapter);
1343 qlcnic_check_options(adapter);
1344 adapter->need_fw_reset = 0;
1346 qlcnic_release_firmware(adapter);
1350 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED);
1351 dev_err(&adapter->pdev->dev, "Device state set to failed\n");
1353 qlcnic_release_firmware(adapter);
1358 qlcnic_request_irq(struct qlcnic_adapter *adapter)
1360 irq_handler_t handler;
1361 struct qlcnic_host_sds_ring *sds_ring;
1362 struct qlcnic_host_tx_ring *tx_ring;
1363 int err, ring, num_sds_rings;
1365 unsigned long flags = 0;
1366 struct net_device *netdev = adapter->netdev;
1367 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1369 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1370 if (qlcnic_82xx_check(adapter))
1371 handler = qlcnic_tmp_intr;
1372 if (!QLCNIC_IS_MSI_FAMILY(adapter))
1373 flags |= IRQF_SHARED;
1376 if (adapter->flags & QLCNIC_MSIX_ENABLED)
1377 handler = qlcnic_msix_intr;
1378 else if (adapter->flags & QLCNIC_MSI_ENABLED)
1379 handler = qlcnic_msi_intr;
1381 flags |= IRQF_SHARED;
1382 if (qlcnic_82xx_check(adapter))
1383 handler = qlcnic_intr;
1385 handler = qlcnic_83xx_intr;
1388 adapter->irq = netdev->irq;
1390 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
1391 if (qlcnic_82xx_check(adapter) ||
1392 (qlcnic_83xx_check(adapter) &&
1393 (adapter->flags & QLCNIC_MSIX_ENABLED))) {
1394 num_sds_rings = adapter->max_sds_rings;
1395 for (ring = 0; ring < num_sds_rings; ring++) {
1396 sds_ring = &recv_ctx->sds_rings[ring];
1397 if (qlcnic_82xx_check(adapter) &&
1398 (ring == (num_sds_rings - 1)))
1399 snprintf(sds_ring->name,
1400 sizeof(sds_ring->name),
1401 "qlcnic-%s[Tx0+Rx%d]",
1402 netdev->name, ring);
1404 snprintf(sds_ring->name,
1405 sizeof(sds_ring->name),
1407 netdev->name, ring);
1408 err = request_irq(sds_ring->irq, handler, flags,
1409 sds_ring->name, sds_ring);
1414 if (qlcnic_83xx_check(adapter) &&
1415 (adapter->flags & QLCNIC_MSIX_ENABLED) &&
1416 !(adapter->flags & QLCNIC_TX_INTR_SHARED)) {
1417 handler = qlcnic_msix_tx_intr;
1418 for (ring = 0; ring < adapter->max_drv_tx_rings;
1420 tx_ring = &adapter->tx_ring[ring];
1421 snprintf(tx_ring->name, sizeof(tx_ring->name),
1422 "qlcnic-%s[Tx%d]", netdev->name, ring);
1423 err = request_irq(tx_ring->irq, handler, flags,
1424 tx_ring->name, tx_ring);
1434 qlcnic_free_irq(struct qlcnic_adapter *adapter)
1437 struct qlcnic_host_sds_ring *sds_ring;
1438 struct qlcnic_host_tx_ring *tx_ring;
1440 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1442 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
1443 if (qlcnic_82xx_check(adapter) ||
1444 (qlcnic_83xx_check(adapter) &&
1445 (adapter->flags & QLCNIC_MSIX_ENABLED))) {
1446 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1447 sds_ring = &recv_ctx->sds_rings[ring];
1448 free_irq(sds_ring->irq, sds_ring);
1451 if (qlcnic_83xx_check(adapter) &&
1452 !(adapter->flags & QLCNIC_TX_INTR_SHARED)) {
1453 for (ring = 0; ring < adapter->max_drv_tx_rings;
1455 tx_ring = &adapter->tx_ring[ring];
1457 free_irq(tx_ring->irq, tx_ring);
1463 static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter *adapter)
1467 if (qlcnic_82xx_check(adapter)) {
1468 if (adapter->ahw->capabilities2 &
1469 QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG)
1470 adapter->flags |= QLCNIC_FW_LRO_MSS_CAP;
1472 capab = adapter->ahw->capabilities;
1473 if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab))
1474 adapter->flags |= QLCNIC_FW_LRO_MSS_CAP;
1478 int __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
1481 struct qlcnic_host_rds_ring *rds_ring;
1483 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1486 if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
1488 if (qlcnic_set_eswitch_port_config(adapter))
1490 qlcnic_get_lro_mss_capability(adapter);
1492 if (qlcnic_fw_create_ctx(adapter))
1495 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
1496 rds_ring = &adapter->recv_ctx->rds_rings[ring];
1497 qlcnic_post_rx_buffers(adapter, rds_ring, ring);
1500 qlcnic_set_multi(netdev);
1501 qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu);
1503 adapter->ahw->linkup = 0;
1505 if (adapter->max_sds_rings > 1)
1506 qlcnic_config_rss(adapter, 1);
1508 qlcnic_config_intr_coalesce(adapter);
1510 if (netdev->features & NETIF_F_LRO)
1511 qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED);
1513 qlcnic_napi_enable(adapter);
1515 qlcnic_linkevent_request(adapter, 1);
1517 adapter->ahw->reset_context = 0;
1518 set_bit(__QLCNIC_DEV_UP, &adapter->state);
1522 int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
1527 if (netif_running(netdev))
1528 err = __qlcnic_up(adapter, netdev);
1534 void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
1536 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1539 if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state))
1542 if (qlcnic_sriov_vf_check(adapter))
1543 qlcnic_sriov_cleanup_async_list(&adapter->ahw->sriov->bc);
1545 spin_lock(&adapter->tx_clean_lock);
1546 netif_carrier_off(netdev);
1547 adapter->ahw->linkup = 0;
1548 netif_tx_disable(netdev);
1550 qlcnic_free_mac_list(adapter);
1552 if (adapter->fhash.fnum)
1553 qlcnic_delete_lb_filters(adapter);
1555 qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE);
1557 qlcnic_napi_disable(adapter);
1559 qlcnic_fw_destroy_ctx(adapter);
1560 adapter->flags &= ~QLCNIC_FW_LRO_MSS_CAP;
1562 qlcnic_reset_rx_buffers_list(adapter);
1563 qlcnic_release_tx_buffers(adapter);
1564 spin_unlock(&adapter->tx_clean_lock);
1567 /* Usage: During suspend and firmware recovery module */
1569 void qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
1572 if (netif_running(netdev))
1573 __qlcnic_down(adapter, netdev);
1579 qlcnic_attach(struct qlcnic_adapter *adapter)
1581 struct net_device *netdev = adapter->netdev;
1582 struct pci_dev *pdev = adapter->pdev;
1585 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC)
1588 err = qlcnic_napi_add(adapter, netdev);
1592 err = qlcnic_alloc_sw_resources(adapter);
1594 dev_err(&pdev->dev, "Error in setting sw resources\n");
1595 goto err_out_napi_del;
1598 err = qlcnic_alloc_hw_resources(adapter);
1600 dev_err(&pdev->dev, "Error in setting hw resources\n");
1601 goto err_out_free_sw;
1604 err = qlcnic_request_irq(adapter);
1606 dev_err(&pdev->dev, "failed to setup interrupt\n");
1607 goto err_out_free_hw;
1610 qlcnic_create_sysfs_entries(adapter);
1612 adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC;
1616 qlcnic_free_hw_resources(adapter);
1618 qlcnic_free_sw_resources(adapter);
1620 qlcnic_napi_del(adapter);
1624 void qlcnic_detach(struct qlcnic_adapter *adapter)
1626 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1629 qlcnic_remove_sysfs_entries(adapter);
1631 qlcnic_free_hw_resources(adapter);
1632 qlcnic_release_rx_buffers(adapter);
1633 qlcnic_free_irq(adapter);
1634 qlcnic_napi_del(adapter);
1635 qlcnic_free_sw_resources(adapter);
1640 void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings)
1642 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1643 struct qlcnic_host_sds_ring *sds_ring;
1646 clear_bit(__QLCNIC_DEV_UP, &adapter->state);
1647 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1648 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1649 sds_ring = &adapter->recv_ctx->sds_rings[ring];
1650 qlcnic_disable_int(sds_ring);
1654 qlcnic_fw_destroy_ctx(adapter);
1656 qlcnic_detach(adapter);
1658 adapter->ahw->diag_test = 0;
1659 adapter->max_sds_rings = max_sds_rings;
1661 if (qlcnic_attach(adapter))
1664 if (netif_running(netdev))
1665 __qlcnic_up(adapter, netdev);
1667 netif_device_attach(netdev);
1670 static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter)
1672 struct qlcnic_hardware_context *ahw = adapter->ahw;
1675 adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context),
1677 if (!adapter->recv_ctx) {
1681 /* Initialize interrupt coalesce parameters */
1682 ahw->coal.flag = QLCNIC_INTR_DEFAULT;
1683 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX;
1684 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
1685 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
1686 if (qlcnic_83xx_check(adapter)) {
1687 ahw->coal.tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US;
1688 ahw->coal.tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS;
1691 memset(&adapter->stats, 0, sizeof(adapter->stats));
1696 static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter)
1698 kfree(adapter->recv_ctx);
1699 adapter->recv_ctx = NULL;
1701 if (adapter->ahw->fw_dump.tmpl_hdr) {
1702 vfree(adapter->ahw->fw_dump.tmpl_hdr);
1703 adapter->ahw->fw_dump.tmpl_hdr = NULL;
1706 kfree(adapter->ahw->reset.buff);
1707 adapter->ahw->fw_dump.tmpl_hdr = NULL;
1710 int qlcnic_diag_alloc_res(struct net_device *netdev, int test)
1712 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1713 struct qlcnic_host_sds_ring *sds_ring;
1714 struct qlcnic_host_rds_ring *rds_ring;
1718 netif_device_detach(netdev);
1720 if (netif_running(netdev))
1721 __qlcnic_down(adapter, netdev);
1723 qlcnic_detach(adapter);
1725 adapter->max_sds_rings = 1;
1726 adapter->ahw->diag_test = test;
1727 adapter->ahw->linkup = 0;
1729 ret = qlcnic_attach(adapter);
1731 netif_device_attach(netdev);
1735 ret = qlcnic_fw_create_ctx(adapter);
1737 qlcnic_detach(adapter);
1738 netif_device_attach(netdev);
1742 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
1743 rds_ring = &adapter->recv_ctx->rds_rings[ring];
1744 qlcnic_post_rx_buffers(adapter, rds_ring, ring);
1747 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1748 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1749 sds_ring = &adapter->recv_ctx->sds_rings[ring];
1750 qlcnic_enable_int(sds_ring);
1754 if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) {
1755 adapter->ahw->loopback_state = 0;
1756 qlcnic_linkevent_request(adapter, 1);
1759 set_bit(__QLCNIC_DEV_UP, &adapter->state);
1764 /* Reset context in hardware only */
1766 qlcnic_reset_hw_context(struct qlcnic_adapter *adapter)
1768 struct net_device *netdev = adapter->netdev;
1770 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
1773 netif_device_detach(netdev);
1775 qlcnic_down(adapter, netdev);
1777 qlcnic_up(adapter, netdev);
1779 netif_device_attach(netdev);
1781 clear_bit(__QLCNIC_RESETTING, &adapter->state);
1782 dev_err(&adapter->pdev->dev, "%s:\n", __func__);
1787 qlcnic_reset_context(struct qlcnic_adapter *adapter)
1790 struct net_device *netdev = adapter->netdev;
1792 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
1795 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) {
1797 netif_device_detach(netdev);
1799 if (netif_running(netdev))
1800 __qlcnic_down(adapter, netdev);
1802 qlcnic_detach(adapter);
1804 if (netif_running(netdev)) {
1805 err = qlcnic_attach(adapter);
1807 __qlcnic_up(adapter, netdev);
1808 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
1812 netif_device_attach(netdev);
1815 clear_bit(__QLCNIC_RESETTING, &adapter->state);
1820 qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev,
1824 struct pci_dev *pdev = adapter->pdev;
1826 adapter->rx_csum = 1;
1827 adapter->ahw->mc_enabled = 0;
1828 adapter->ahw->max_mc_count = QLCNIC_MAX_MC_COUNT;
1830 netdev->netdev_ops = &qlcnic_netdev_ops;
1831 netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ;
1833 qlcnic_change_mtu(netdev, netdev->mtu);
1835 if (qlcnic_sriov_vf_check(adapter))
1836 SET_ETHTOOL_OPS(netdev, &qlcnic_sriov_vf_ethtool_ops);
1838 SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_ops);
1840 netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM |
1841 NETIF_F_IPV6_CSUM | NETIF_F_GRO |
1842 NETIF_F_HW_VLAN_CTAG_RX);
1843 netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM |
1846 if (QLCNIC_IS_TSO_CAPABLE(adapter)) {
1847 netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6);
1848 netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6);
1851 if (pci_using_dac) {
1852 netdev->features |= NETIF_F_HIGHDMA;
1853 netdev->vlan_features |= NETIF_F_HIGHDMA;
1856 if (qlcnic_vlan_tx_check(adapter))
1857 netdev->features |= (NETIF_F_HW_VLAN_CTAG_TX);
1859 if (qlcnic_sriov_vf_check(adapter))
1860 netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
1862 if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO)
1863 netdev->features |= NETIF_F_LRO;
1865 netdev->hw_features = netdev->features;
1866 netdev->irq = adapter->msix_entries[0].vector;
1868 err = register_netdev(netdev);
1870 dev_err(&pdev->dev, "failed to register net device\n");
1877 static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac)
1879 if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) &&
1880 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)))
1882 else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) &&
1883 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)))
1886 dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n");
1893 void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter)
1896 struct qlcnic_host_tx_ring *tx_ring;
1898 for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) {
1899 tx_ring = &adapter->tx_ring[ring];
1900 if (tx_ring && tx_ring->cmd_buf_arr != NULL) {
1901 vfree(tx_ring->cmd_buf_arr);
1902 tx_ring->cmd_buf_arr = NULL;
1905 if (adapter->tx_ring != NULL)
1906 kfree(adapter->tx_ring);
1909 int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter,
1910 struct net_device *netdev)
1912 int ring, vector, index;
1913 struct qlcnic_host_tx_ring *tx_ring;
1914 struct qlcnic_cmd_buffer *cmd_buf_arr;
1916 tx_ring = kcalloc(adapter->max_drv_tx_rings,
1917 sizeof(struct qlcnic_host_tx_ring), GFP_KERNEL);
1918 if (tx_ring == NULL)
1921 adapter->tx_ring = tx_ring;
1923 for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) {
1924 tx_ring = &adapter->tx_ring[ring];
1925 tx_ring->num_desc = adapter->num_txd;
1926 tx_ring->txq = netdev_get_tx_queue(netdev, ring);
1927 cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring));
1928 if (cmd_buf_arr == NULL) {
1929 qlcnic_free_tx_rings(adapter);
1932 memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(tx_ring));
1933 tx_ring->cmd_buf_arr = cmd_buf_arr;
1936 if (qlcnic_83xx_check(adapter)) {
1937 for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) {
1938 tx_ring = &adapter->tx_ring[ring];
1939 tx_ring->adapter = adapter;
1940 if (adapter->flags & QLCNIC_MSIX_ENABLED) {
1941 index = adapter->max_sds_rings + ring;
1942 vector = adapter->msix_entries[index].vector;
1943 tx_ring->irq = vector;
1951 qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
1953 struct net_device *netdev = NULL;
1954 struct qlcnic_adapter *adapter = NULL;
1955 struct qlcnic_hardware_context *ahw;
1956 int err, pci_using_dac = -1;
1958 char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */
1960 if (pdev->is_virtfn)
1963 err = pci_enable_device(pdev);
1967 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
1969 goto err_out_disable_pdev;
1972 err = qlcnic_set_dma_mask(pdev, &pci_using_dac);
1974 goto err_out_disable_pdev;
1976 err = pci_request_regions(pdev, qlcnic_driver_name);
1978 goto err_out_disable_pdev;
1980 pci_set_master(pdev);
1981 pci_enable_pcie_error_reporting(pdev);
1983 ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL);
1986 goto err_out_free_res;
1989 switch (ent->device) {
1990 case PCI_DEVICE_ID_QLOGIC_QLE824X:
1991 ahw->hw_ops = &qlcnic_hw_ops;
1992 ahw->reg_tbl = (u32 *) qlcnic_reg_tbl;
1994 case PCI_DEVICE_ID_QLOGIC_QLE834X:
1995 qlcnic_83xx_register_map(ahw);
1997 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X:
1998 qlcnic_sriov_vf_register_map(ahw);
2001 goto err_out_free_hw_res;
2004 err = qlcnic_setup_pci_map(pdev, ahw);
2006 goto err_out_free_hw_res;
2008 netdev = alloc_etherdev(sizeof(struct qlcnic_adapter));
2011 goto err_out_iounmap;
2014 SET_NETDEV_DEV(netdev, &pdev->dev);
2016 adapter = netdev_priv(netdev);
2017 adapter->netdev = netdev;
2018 adapter->pdev = pdev;
2021 adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic");
2022 if (adapter->qlcnic_wq == NULL) {
2024 dev_err(&pdev->dev, "Failed to create workqueue\n");
2025 goto err_out_free_netdev;
2028 err = qlcnic_alloc_adapter_resources(adapter);
2030 goto err_out_free_netdev;
2032 adapter->dev_rst_time = jiffies;
2033 adapter->ahw->revision_id = pdev->revision;
2034 if (qlcnic_mac_learn == FDB_MAC_LEARN)
2035 adapter->fdb_mac_learn = true;
2036 else if (qlcnic_mac_learn == DRV_MAC_LEARN)
2037 adapter->drv_mac_learn = true;
2038 adapter->max_drv_tx_rings = 1;
2040 rwlock_init(&adapter->ahw->crb_lock);
2041 mutex_init(&adapter->ahw->mem_lock);
2043 spin_lock_init(&adapter->tx_clean_lock);
2044 INIT_LIST_HEAD(&adapter->mac_list);
2046 if (qlcnic_82xx_check(adapter)) {
2047 qlcnic_check_vf(adapter, ent);
2048 adapter->portnum = adapter->ahw->pci_func;
2049 err = qlcnic_start_firmware(adapter);
2051 dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n");
2052 goto err_out_free_hw;
2055 err = qlcnic_setup_idc_param(adapter);
2057 goto err_out_free_hw;
2059 adapter->flags |= QLCNIC_NEED_FLR;
2060 } else if (qlcnic_83xx_check(adapter)) {
2061 qlcnic_83xx_check_vf(adapter, ent);
2062 adapter->portnum = adapter->ahw->pci_func;
2063 err = qlcnic_83xx_init(adapter, pci_using_dac);
2065 dev_err(&pdev->dev, "%s: failed\n", __func__);
2066 goto err_out_free_hw;
2068 if (qlcnic_sriov_vf_check(adapter))
2072 "%s: failed. Please Reboot\n", __func__);
2073 goto err_out_free_hw;
2076 if (qlcnic_read_mac_addr(adapter))
2077 dev_warn(&pdev->dev, "failed to read mac addr\n");
2079 if (adapter->portnum == 0) {
2080 qlcnic_get_board_name(adapter, board_name);
2082 pr_info("%s: %s Board Chip rev 0x%x\n",
2083 module_name(THIS_MODULE),
2084 board_name, adapter->ahw->revision_id);
2087 if (qlcnic_83xx_check(adapter) && !qlcnic_use_msi_x &&
2089 dev_warn(&pdev->dev,
2090 "83xx adapter do not support MSI interrupts\n");
2092 err = qlcnic_setup_intr(adapter, 0);
2094 dev_err(&pdev->dev, "Failed to setup interrupt\n");
2095 goto err_out_disable_msi;
2098 if (qlcnic_83xx_check(adapter)) {
2099 err = qlcnic_83xx_setup_mbx_intr(adapter);
2101 goto err_out_disable_msi;
2104 err = qlcnic_get_act_pci_func(adapter);
2106 goto err_out_disable_mbx_intr;
2108 err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac);
2110 goto err_out_disable_mbx_intr;
2112 if (qlcnic_82xx_check(adapter)) {
2113 if (ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) {
2114 capab2 = QLCRD32(adapter, CRB_FW_CAPABILITIES_2);
2115 if (capab2 & QLCNIC_FW_CAPABILITY_2_OCBB)
2116 qlcnic_fw_cmd_set_drv_version(adapter);
2120 pci_set_drvdata(pdev, adapter);
2122 if (qlcnic_82xx_check(adapter))
2123 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
2126 switch (adapter->ahw->port_type) {
2128 dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n",
2129 adapter->netdev->name);
2132 dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n",
2133 adapter->netdev->name);
2137 if (adapter->drv_mac_learn)
2138 qlcnic_alloc_lb_filters_mem(adapter);
2140 qlcnic_add_sysfs(adapter);
2144 err_out_disable_mbx_intr:
2145 if (qlcnic_83xx_check(adapter))
2146 qlcnic_83xx_free_mbx_intr(adapter);
2148 err_out_disable_msi:
2149 qlcnic_teardown_intr(adapter);
2150 qlcnic_cancel_idc_work(adapter);
2151 qlcnic_clr_all_drv_state(adapter, 0);
2154 qlcnic_free_adapter_resources(adapter);
2156 err_out_free_netdev:
2157 free_netdev(netdev);
2160 qlcnic_cleanup_pci_map(ahw);
2162 err_out_free_hw_res:
2166 pci_release_regions(pdev);
2168 err_out_disable_pdev:
2169 pci_set_drvdata(pdev, NULL);
2170 pci_disable_device(pdev);
2174 static void qlcnic_remove(struct pci_dev *pdev)
2176 struct qlcnic_adapter *adapter;
2177 struct net_device *netdev;
2178 struct qlcnic_hardware_context *ahw;
2180 adapter = pci_get_drvdata(pdev);
2181 if (adapter == NULL)
2184 netdev = adapter->netdev;
2185 qlcnic_sriov_pf_disable(adapter);
2187 qlcnic_cancel_idc_work(adapter);
2190 unregister_netdev(netdev);
2191 qlcnic_sriov_cleanup(adapter);
2193 if (qlcnic_83xx_check(adapter)) {
2194 qlcnic_83xx_free_mbx_intr(adapter);
2195 qlcnic_83xx_register_nic_idc_func(adapter, 0);
2196 cancel_delayed_work_sync(&adapter->idc_aen_work);
2199 qlcnic_detach(adapter);
2201 if (adapter->npars != NULL)
2202 kfree(adapter->npars);
2203 if (adapter->eswitch != NULL)
2204 kfree(adapter->eswitch);
2206 if (qlcnic_82xx_check(adapter))
2207 qlcnic_clr_all_drv_state(adapter, 0);
2209 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2211 qlcnic_free_lb_filters_mem(adapter);
2213 qlcnic_teardown_intr(adapter);
2215 qlcnic_remove_sysfs(adapter);
2217 qlcnic_cleanup_pci_map(adapter->ahw);
2219 qlcnic_release_firmware(adapter);
2221 pci_disable_pcie_error_reporting(pdev);
2222 pci_release_regions(pdev);
2223 pci_disable_device(pdev);
2224 pci_set_drvdata(pdev, NULL);
2226 if (adapter->qlcnic_wq) {
2227 destroy_workqueue(adapter->qlcnic_wq);
2228 adapter->qlcnic_wq = NULL;
2230 qlcnic_free_adapter_resources(adapter);
2232 free_netdev(netdev);
2234 static int __qlcnic_shutdown(struct pci_dev *pdev)
2236 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
2237 struct net_device *netdev = adapter->netdev;
2240 netif_device_detach(netdev);
2242 qlcnic_cancel_idc_work(adapter);
2244 if (netif_running(netdev))
2245 qlcnic_down(adapter, netdev);
2247 qlcnic_sriov_cleanup(adapter);
2248 if (qlcnic_82xx_check(adapter))
2249 qlcnic_clr_all_drv_state(adapter, 0);
2251 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2253 retval = pci_save_state(pdev);
2256 if (qlcnic_82xx_check(adapter)) {
2257 if (qlcnic_wol_supported(adapter)) {
2258 pci_enable_wake(pdev, PCI_D3cold, 1);
2259 pci_enable_wake(pdev, PCI_D3hot, 1);
2266 static void qlcnic_shutdown(struct pci_dev *pdev)
2268 if (__qlcnic_shutdown(pdev))
2271 pci_disable_device(pdev);
2276 qlcnic_suspend(struct pci_dev *pdev, pm_message_t state)
2280 retval = __qlcnic_shutdown(pdev);
2284 pci_set_power_state(pdev, pci_choose_state(pdev, state));
2289 qlcnic_resume(struct pci_dev *pdev)
2291 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
2292 struct net_device *netdev = adapter->netdev;
2295 err = pci_enable_device(pdev);
2299 pci_set_power_state(pdev, PCI_D0);
2300 pci_set_master(pdev);
2301 pci_restore_state(pdev);
2303 err = qlcnic_start_firmware(adapter);
2305 dev_err(&pdev->dev, "failed to start firmware\n");
2309 if (netif_running(netdev)) {
2310 err = qlcnic_up(adapter, netdev);
2314 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
2317 netif_device_attach(netdev);
2318 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY);
2323 static int qlcnic_open(struct net_device *netdev)
2325 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2328 netif_carrier_off(netdev);
2330 err = qlcnic_attach(adapter);
2334 err = __qlcnic_up(adapter, netdev);
2338 netif_start_queue(netdev);
2343 qlcnic_detach(adapter);
2348 * qlcnic_close - Disables a network interface entry point
2350 static int qlcnic_close(struct net_device *netdev)
2352 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2354 __qlcnic_down(adapter, netdev);
2359 void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter)
2363 struct net_device *netdev = adapter->netdev;
2364 u32 filter_size = 0;
2365 u16 act_pci_func = 0;
2367 if (adapter->fhash.fmax && adapter->fhash.fhead)
2370 act_pci_func = adapter->ahw->act_pci_func;
2371 spin_lock_init(&adapter->mac_learn_lock);
2372 spin_lock_init(&adapter->rx_mac_learn_lock);
2374 if (qlcnic_82xx_check(adapter)) {
2375 filter_size = QLCNIC_LB_MAX_FILTERS;
2376 adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE;
2378 filter_size = QLC_83XX_LB_MAX_FILTERS;
2379 adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE;
2382 head = kcalloc(adapter->fhash.fbucket_size,
2383 sizeof(struct hlist_head), GFP_ATOMIC);
2388 adapter->fhash.fmax = (filter_size / act_pci_func);
2389 adapter->fhash.fhead = head;
2391 netdev_info(netdev, "active nic func = %d, mac filter size=%d\n",
2392 act_pci_func, adapter->fhash.fmax);
2394 for (i = 0; i < adapter->fhash.fbucket_size; i++)
2395 INIT_HLIST_HEAD(&adapter->fhash.fhead[i]);
2397 adapter->rx_fhash.fbucket_size = adapter->fhash.fbucket_size;
2399 head = kcalloc(adapter->rx_fhash.fbucket_size,
2400 sizeof(struct hlist_head), GFP_ATOMIC);
2405 adapter->rx_fhash.fmax = (filter_size / act_pci_func);
2406 adapter->rx_fhash.fhead = head;
2408 for (i = 0; i < adapter->rx_fhash.fbucket_size; i++)
2409 INIT_HLIST_HEAD(&adapter->rx_fhash.fhead[i]);
2412 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter)
2414 if (adapter->fhash.fmax && adapter->fhash.fhead)
2415 kfree(adapter->fhash.fhead);
2417 adapter->fhash.fhead = NULL;
2418 adapter->fhash.fmax = 0;
2420 if (adapter->rx_fhash.fmax && adapter->rx_fhash.fhead)
2421 kfree(adapter->rx_fhash.fhead);
2423 adapter->rx_fhash.fmax = 0;
2424 adapter->rx_fhash.fhead = NULL;
2427 int qlcnic_check_temp(struct qlcnic_adapter *adapter)
2429 struct net_device *netdev = adapter->netdev;
2430 u32 temp_state, temp_val, temp = 0;
2433 if (qlcnic_83xx_check(adapter))
2434 temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP);
2436 if (qlcnic_82xx_check(adapter))
2437 temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP);
2439 temp_state = qlcnic_get_temp_state(temp);
2440 temp_val = qlcnic_get_temp_val(temp);
2442 if (temp_state == QLCNIC_TEMP_PANIC) {
2443 dev_err(&netdev->dev,
2444 "Device temperature %d degrees C exceeds"
2445 " maximum allowed. Hardware has been shut down.\n",
2448 } else if (temp_state == QLCNIC_TEMP_WARN) {
2449 if (adapter->ahw->temp == QLCNIC_TEMP_NORMAL) {
2450 dev_err(&netdev->dev,
2451 "Device temperature %d degrees C "
2452 "exceeds operating range."
2453 " Immediate action needed.\n",
2457 if (adapter->ahw->temp == QLCNIC_TEMP_WARN) {
2458 dev_info(&netdev->dev,
2459 "Device temperature is now %d degrees C"
2460 " in normal range.\n", temp_val);
2463 adapter->ahw->temp = temp_state;
2467 static void qlcnic_tx_timeout(struct net_device *netdev)
2469 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2471 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
2474 if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS) {
2475 netdev_info(netdev, "Tx timeout, reset the adapter.\n");
2476 if (qlcnic_82xx_check(adapter))
2477 adapter->need_fw_reset = 1;
2478 else if (qlcnic_83xx_check(adapter))
2479 qlcnic_83xx_idc_request_reset(adapter,
2480 QLCNIC_FORCE_FW_DUMP_KEY);
2482 netdev_info(netdev, "Tx timeout, reset adapter context.\n");
2483 adapter->ahw->reset_context = 1;
2487 static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev)
2489 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2490 struct net_device_stats *stats = &netdev->stats;
2492 stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts;
2493 stats->tx_packets = adapter->stats.xmitfinished;
2494 stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes;
2495 stats->tx_bytes = adapter->stats.txbytes;
2496 stats->rx_dropped = adapter->stats.rxdropped;
2497 stats->tx_dropped = adapter->stats.txdropped;
2502 irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter)
2506 status = readl(adapter->isr_int_vec);
2508 if (!(status & adapter->ahw->int_vec_bit))
2511 /* check interrupt state machine, to be sure */
2512 status = readl(adapter->crb_int_state_reg);
2513 if (!ISR_LEGACY_INT_TRIGGERED(status))
2516 writel(0xffffffff, adapter->tgt_status_reg);
2517 /* read twice to ensure write is flushed */
2518 readl(adapter->isr_int_vec);
2519 readl(adapter->isr_int_vec);
2524 static irqreturn_t qlcnic_tmp_intr(int irq, void *data)
2526 struct qlcnic_host_sds_ring *sds_ring = data;
2527 struct qlcnic_adapter *adapter = sds_ring->adapter;
2529 if (adapter->flags & QLCNIC_MSIX_ENABLED)
2531 else if (adapter->flags & QLCNIC_MSI_ENABLED) {
2532 writel(0xffffffff, adapter->tgt_status_reg);
2536 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
2540 adapter->ahw->diag_cnt++;
2541 qlcnic_enable_int(sds_ring);
2545 static irqreturn_t qlcnic_intr(int irq, void *data)
2547 struct qlcnic_host_sds_ring *sds_ring = data;
2548 struct qlcnic_adapter *adapter = sds_ring->adapter;
2550 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
2553 napi_schedule(&sds_ring->napi);
2558 static irqreturn_t qlcnic_msi_intr(int irq, void *data)
2560 struct qlcnic_host_sds_ring *sds_ring = data;
2561 struct qlcnic_adapter *adapter = sds_ring->adapter;
2563 /* clear interrupt */
2564 writel(0xffffffff, adapter->tgt_status_reg);
2566 napi_schedule(&sds_ring->napi);
2570 static irqreturn_t qlcnic_msix_intr(int irq, void *data)
2572 struct qlcnic_host_sds_ring *sds_ring = data;
2574 napi_schedule(&sds_ring->napi);
2578 static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data)
2580 struct qlcnic_host_tx_ring *tx_ring = data;
2582 napi_schedule(&tx_ring->napi);
2586 #ifdef CONFIG_NET_POLL_CONTROLLER
2587 static void qlcnic_poll_controller(struct net_device *netdev)
2590 struct qlcnic_host_sds_ring *sds_ring;
2591 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2592 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
2594 disable_irq(adapter->irq);
2595 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
2596 sds_ring = &recv_ctx->sds_rings[ring];
2597 qlcnic_intr(adapter->irq, sds_ring);
2599 enable_irq(adapter->irq);
2604 qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding)
2608 val = adapter->portnum & 0xf;
2609 val |= encoding << 7;
2610 val |= (jiffies - adapter->dev_rst_time) << 8;
2612 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val);
2613 adapter->dev_rst_time = jiffies;
2617 qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state)
2621 WARN_ON(state != QLCNIC_DEV_NEED_RESET &&
2622 state != QLCNIC_DEV_NEED_QUISCENT);
2624 if (qlcnic_api_lock(adapter))
2627 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2629 if (state == QLCNIC_DEV_NEED_RESET)
2630 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
2631 else if (state == QLCNIC_DEV_NEED_QUISCENT)
2632 QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum);
2634 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2636 qlcnic_api_unlock(adapter);
2642 qlcnic_clr_drv_state(struct qlcnic_adapter *adapter)
2646 if (qlcnic_api_lock(adapter))
2649 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2650 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
2651 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2653 qlcnic_api_unlock(adapter);
2659 qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed)
2663 if (qlcnic_api_lock(adapter))
2666 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
2667 QLC_DEV_CLR_REF_CNT(val, adapter->portnum);
2668 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
2671 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
2673 dev_info(&adapter->pdev->dev,
2674 "Device state set to Failed. Please Reboot\n");
2675 } else if (!(val & 0x11111111))
2676 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
2679 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2680 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
2681 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2683 qlcnic_api_unlock(adapter);
2685 adapter->fw_fail_cnt = 0;
2686 adapter->flags &= ~QLCNIC_FW_HANG;
2687 clear_bit(__QLCNIC_START_FW, &adapter->state);
2688 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2691 /* Grab api lock, before checking state */
2693 qlcnic_check_drv_state(struct qlcnic_adapter *adapter)
2695 int act, state, active_mask;
2696 struct qlcnic_hardware_context *ahw = adapter->ahw;
2698 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2699 act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
2701 if (adapter->flags & QLCNIC_FW_RESET_OWNER) {
2702 active_mask = (~(1 << (ahw->pci_func * 4)));
2703 act = act & active_mask;
2706 if (((state & 0x11111111) == (act & 0x11111111)) ||
2707 ((act & 0x11111111) == ((state >> 1) & 0x11111111)))
2713 static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter)
2715 u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER);
2717 if (val != QLCNIC_DRV_IDC_VER) {
2718 dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's"
2719 " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val);
2726 qlcnic_can_start_firmware(struct qlcnic_adapter *adapter)
2728 u32 val, prev_state;
2729 u8 dev_init_timeo = adapter->dev_init_timeo;
2730 u8 portnum = adapter->portnum;
2733 if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state))
2736 if (qlcnic_api_lock(adapter))
2739 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
2740 if (!(val & (1 << (portnum * 4)))) {
2741 QLC_DEV_SET_REF_CNT(val, portnum);
2742 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
2745 prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2746 QLCDB(adapter, HW, "Device state = %u\n", prev_state);
2748 switch (prev_state) {
2749 case QLCNIC_DEV_COLD:
2750 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
2751 QLCNIC_DEV_INITIALIZING);
2752 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER,
2753 QLCNIC_DRV_IDC_VER);
2754 qlcnic_idc_debug_info(adapter, 0);
2755 qlcnic_api_unlock(adapter);
2758 case QLCNIC_DEV_READY:
2759 ret = qlcnic_check_idc_ver(adapter);
2760 qlcnic_api_unlock(adapter);
2763 case QLCNIC_DEV_NEED_RESET:
2764 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2765 QLC_DEV_SET_RST_RDY(val, portnum);
2766 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2769 case QLCNIC_DEV_NEED_QUISCENT:
2770 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2771 QLC_DEV_SET_QSCNT_RDY(val, portnum);
2772 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2775 case QLCNIC_DEV_FAILED:
2776 dev_err(&adapter->pdev->dev, "Device in failed state.\n");
2777 qlcnic_api_unlock(adapter);
2780 case QLCNIC_DEV_INITIALIZING:
2781 case QLCNIC_DEV_QUISCENT:
2785 qlcnic_api_unlock(adapter);
2789 prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2791 if (prev_state == QLCNIC_DEV_QUISCENT)
2793 } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo);
2795 if (!dev_init_timeo) {
2796 dev_err(&adapter->pdev->dev,
2797 "Waiting for device to initialize timeout\n");
2801 if (qlcnic_api_lock(adapter))
2804 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2805 QLC_DEV_CLR_RST_QSCNT(val, portnum);
2806 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2808 ret = qlcnic_check_idc_ver(adapter);
2809 qlcnic_api_unlock(adapter);
2815 qlcnic_fwinit_work(struct work_struct *work)
2817 struct qlcnic_adapter *adapter = container_of(work,
2818 struct qlcnic_adapter, fw_work.work);
2819 u32 dev_state = 0xf;
2822 if (qlcnic_api_lock(adapter))
2825 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2826 if (dev_state == QLCNIC_DEV_QUISCENT ||
2827 dev_state == QLCNIC_DEV_NEED_QUISCENT) {
2828 qlcnic_api_unlock(adapter);
2829 qlcnic_schedule_work(adapter, qlcnic_fwinit_work,
2834 if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
2835 qlcnic_api_unlock(adapter);
2839 if (dev_state == QLCNIC_DEV_INITIALIZING ||
2840 dev_state == QLCNIC_DEV_READY) {
2841 dev_info(&adapter->pdev->dev, "Detected state change from "
2842 "DEV_NEED_RESET, skipping ack check\n");
2843 goto skip_ack_check;
2846 if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) {
2847 dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n",
2848 adapter->reset_ack_timeo);
2849 goto skip_ack_check;
2852 if (!qlcnic_check_drv_state(adapter)) {
2854 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2856 if (dev_state == QLCNIC_DEV_NEED_RESET) {
2857 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
2858 QLCNIC_DEV_INITIALIZING);
2859 set_bit(__QLCNIC_START_FW, &adapter->state);
2860 QLCDB(adapter, DRV, "Restarting fw\n");
2861 qlcnic_idc_debug_info(adapter, 0);
2862 val = QLC_SHARED_REG_RD32(adapter,
2863 QLCNIC_CRB_DRV_STATE);
2864 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
2865 QLC_SHARED_REG_WR32(adapter,
2866 QLCNIC_CRB_DRV_STATE, val);
2869 qlcnic_api_unlock(adapter);
2872 if (adapter->ahw->fw_dump.enable &&
2873 (adapter->flags & QLCNIC_FW_RESET_OWNER)) {
2874 QLCDB(adapter, DRV, "Take FW dump\n");
2875 qlcnic_dump_fw(adapter);
2876 adapter->flags |= QLCNIC_FW_HANG;
2880 adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
2881 if (!adapter->nic_ops->start_firmware(adapter)) {
2882 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
2883 adapter->fw_wait_cnt = 0;
2889 qlcnic_api_unlock(adapter);
2892 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2893 QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state);
2895 switch (dev_state) {
2896 case QLCNIC_DEV_READY:
2897 if (!qlcnic_start_firmware(adapter)) {
2898 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
2899 adapter->fw_wait_cnt = 0;
2902 case QLCNIC_DEV_FAILED:
2905 qlcnic_schedule_work(adapter,
2906 qlcnic_fwinit_work, FW_POLL_DELAY);
2911 dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u "
2912 "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt);
2913 netif_device_attach(adapter->netdev);
2914 qlcnic_clr_all_drv_state(adapter, 0);
2918 qlcnic_detach_work(struct work_struct *work)
2920 struct qlcnic_adapter *adapter = container_of(work,
2921 struct qlcnic_adapter, fw_work.work);
2922 struct net_device *netdev = adapter->netdev;
2925 netif_device_detach(netdev);
2927 /* Dont grab rtnl lock during Quiscent mode */
2928 if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) {
2929 if (netif_running(netdev))
2930 __qlcnic_down(adapter, netdev);
2932 qlcnic_down(adapter, netdev);
2934 status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
2936 if (status & QLCNIC_RCODE_FATAL_ERROR) {
2937 dev_err(&adapter->pdev->dev,
2938 "Detaching the device: peg halt status1=0x%x\n",
2941 if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) {
2942 dev_err(&adapter->pdev->dev,
2943 "On board active cooling fan failed. "
2944 "Device has been halted.\n");
2945 dev_err(&adapter->pdev->dev,
2946 "Replace the adapter.\n");
2952 if (adapter->ahw->temp == QLCNIC_TEMP_PANIC) {
2953 dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n",
2954 adapter->ahw->temp);
2958 /* Dont ack if this instance is the reset owner */
2959 if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) {
2960 if (qlcnic_set_drv_state(adapter, adapter->dev_state)) {
2961 dev_err(&adapter->pdev->dev,
2962 "Failed to set driver state,"
2963 "detaching the device.\n");
2968 adapter->fw_wait_cnt = 0;
2970 qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY);
2975 netif_device_attach(netdev);
2976 qlcnic_clr_all_drv_state(adapter, 1);
2979 /*Transit NPAR state to NON Operational */
2981 qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter)
2985 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE);
2986 if (state == QLCNIC_DEV_NPAR_NON_OPER)
2989 if (qlcnic_api_lock(adapter))
2991 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
2992 QLCNIC_DEV_NPAR_NON_OPER);
2993 qlcnic_api_unlock(adapter);
2996 void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter, u32 key)
2998 u32 state, xg_val = 0, gb_val = 0;
3000 qlcnic_xg_set_xg0_mask(xg_val);
3001 qlcnic_xg_set_xg1_mask(xg_val);
3002 QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val);
3003 qlcnic_gb_set_gb0_mask(gb_val);
3004 qlcnic_gb_set_gb1_mask(gb_val);
3005 qlcnic_gb_set_gb2_mask(gb_val);
3006 qlcnic_gb_set_gb3_mask(gb_val);
3007 QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val);
3008 dev_info(&adapter->pdev->dev, "Pause control frames disabled"
3010 adapter->need_fw_reset = 1;
3012 if (qlcnic_api_lock(adapter))
3015 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3017 if (state == QLCNIC_DEV_READY) {
3018 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3019 QLCNIC_DEV_NEED_RESET);
3020 adapter->flags |= QLCNIC_FW_RESET_OWNER;
3021 QLCDB(adapter, DRV, "NEED_RESET state set\n");
3022 qlcnic_idc_debug_info(adapter, 0);
3025 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3026 QLCNIC_DEV_NPAR_NON_OPER);
3027 qlcnic_api_unlock(adapter);
3030 /* Transit to NPAR READY state from NPAR NOT READY state */
3032 qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter)
3034 if (qlcnic_api_lock(adapter))
3037 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3038 QLCNIC_DEV_NPAR_OPER);
3039 QLCDB(adapter, DRV, "NPAR operational state set\n");
3041 qlcnic_api_unlock(adapter);
3044 void qlcnic_schedule_work(struct qlcnic_adapter *adapter,
3045 work_func_t func, int delay)
3047 if (test_bit(__QLCNIC_AER, &adapter->state))
3050 INIT_DELAYED_WORK(&adapter->fw_work, func);
3051 queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work,
3052 round_jiffies_relative(delay));
3056 qlcnic_attach_work(struct work_struct *work)
3058 struct qlcnic_adapter *adapter = container_of(work,
3059 struct qlcnic_adapter, fw_work.work);
3060 struct net_device *netdev = adapter->netdev;
3063 if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) {
3064 npar_state = QLC_SHARED_REG_RD32(adapter,
3065 QLCNIC_CRB_DEV_NPAR_STATE);
3066 if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO)
3067 qlcnic_clr_all_drv_state(adapter, 0);
3068 else if (npar_state != QLCNIC_DEV_NPAR_OPER)
3069 qlcnic_schedule_work(adapter, qlcnic_attach_work,
3073 QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n");
3077 if (netif_running(netdev)) {
3078 if (qlcnic_up(adapter, netdev))
3081 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3085 netif_device_attach(netdev);
3086 adapter->fw_fail_cnt = 0;
3087 adapter->flags &= ~QLCNIC_FW_HANG;
3088 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3090 if (!qlcnic_clr_drv_state(adapter))
3091 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
3096 qlcnic_check_health(struct qlcnic_adapter *adapter)
3098 u32 state = 0, heartbeat;
3101 if (qlcnic_check_temp(adapter))
3104 if (adapter->need_fw_reset)
3105 qlcnic_dev_request_reset(adapter, 0);
3107 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3108 if (state == QLCNIC_DEV_NEED_RESET) {
3109 qlcnic_set_npar_non_operational(adapter);
3110 adapter->need_fw_reset = 1;
3111 } else if (state == QLCNIC_DEV_NEED_QUISCENT)
3114 heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER);
3115 if (heartbeat != adapter->heartbeat) {
3116 adapter->heartbeat = heartbeat;
3117 adapter->fw_fail_cnt = 0;
3118 if (adapter->need_fw_reset)
3121 if (adapter->ahw->reset_context && qlcnic_auto_fw_reset)
3122 qlcnic_reset_hw_context(adapter);
3127 if (++adapter->fw_fail_cnt < FW_FAIL_THRESH)
3130 adapter->flags |= QLCNIC_FW_HANG;
3132 qlcnic_dev_request_reset(adapter, 0);
3134 if (qlcnic_auto_fw_reset)
3135 clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
3137 dev_err(&adapter->pdev->dev, "firmware hang detected\n");
3138 peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
3139 dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n"
3140 "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n"
3141 "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n"
3142 "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n"
3143 "PEG_NET_4_PC: 0x%x\n",
3145 QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2),
3146 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c),
3147 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c),
3148 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c),
3149 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c),
3150 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c));
3151 if (QLCNIC_FWERROR_CODE(peg_status) == 0x67)
3152 dev_err(&adapter->pdev->dev,
3153 "Firmware aborted with error code 0x00006700. "
3154 "Device is being reset.\n");
3156 adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state :
3157 QLCNIC_DEV_NEED_RESET;
3159 if (qlcnic_auto_fw_reset && !test_and_set_bit(__QLCNIC_RESETTING,
3162 qlcnic_schedule_work(adapter, qlcnic_detach_work, 0);
3163 QLCDB(adapter, DRV, "fw recovery scheduled.\n");
3170 qlcnic_fw_poll_work(struct work_struct *work)
3172 struct qlcnic_adapter *adapter = container_of(work,
3173 struct qlcnic_adapter, fw_work.work);
3175 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
3179 if (qlcnic_check_health(adapter))
3182 if (adapter->fhash.fnum)
3183 qlcnic_prune_lb_filters(adapter);
3186 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY);
3189 static int qlcnic_is_first_func(struct pci_dev *pdev)
3191 struct pci_dev *oth_pdev;
3192 int val = pdev->devfn;
3195 oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr
3196 (pdev->bus), pdev->bus->number,
3197 PCI_DEVFN(PCI_SLOT(pdev->devfn), val));
3201 if (oth_pdev->current_state != PCI_D3cold) {
3202 pci_dev_put(oth_pdev);
3205 pci_dev_put(oth_pdev);
3210 static int qlcnic_attach_func(struct pci_dev *pdev)
3212 int err, first_func;
3213 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3214 struct net_device *netdev = adapter->netdev;
3216 pdev->error_state = pci_channel_io_normal;
3218 err = pci_enable_device(pdev);
3222 pci_set_power_state(pdev, PCI_D0);
3223 pci_set_master(pdev);
3224 pci_restore_state(pdev);
3226 first_func = qlcnic_is_first_func(pdev);
3228 if (qlcnic_api_lock(adapter))
3231 if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) {
3232 adapter->need_fw_reset = 1;
3233 set_bit(__QLCNIC_START_FW, &adapter->state);
3234 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3235 QLCNIC_DEV_INITIALIZING);
3236 QLCDB(adapter, DRV, "Restarting fw\n");
3238 qlcnic_api_unlock(adapter);
3240 err = qlcnic_start_firmware(adapter);
3244 qlcnic_clr_drv_state(adapter);
3245 kfree(adapter->msix_entries);
3246 adapter->msix_entries = NULL;
3247 err = qlcnic_setup_intr(adapter, 0);
3250 kfree(adapter->msix_entries);
3251 netdev_err(netdev, "failed to setup interrupt\n");
3255 if (qlcnic_83xx_check(adapter)) {
3256 /* register for NIC IDC AEN Events */
3257 qlcnic_83xx_register_nic_idc_func(adapter, 1);
3258 err = qlcnic_83xx_setup_mbx_intr(adapter);
3260 dev_err(&adapter->pdev->dev,
3261 "failed to setup mbx interrupt\n");
3262 qlcnic_clr_all_drv_state(adapter, 1);
3263 clear_bit(__QLCNIC_AER, &adapter->state);
3268 if (netif_running(netdev)) {
3269 err = qlcnic_attach(adapter);
3271 qlcnic_clr_all_drv_state(adapter, 1);
3272 clear_bit(__QLCNIC_AER, &adapter->state);
3273 netif_device_attach(netdev);
3277 err = qlcnic_up(adapter, netdev);
3281 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3284 netif_device_attach(netdev);
3288 static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev,
3289 pci_channel_state_t state)
3291 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3292 struct net_device *netdev = adapter->netdev;
3294 if (state == pci_channel_io_perm_failure)
3295 return PCI_ERS_RESULT_DISCONNECT;
3297 if (state == pci_channel_io_normal)
3298 return PCI_ERS_RESULT_RECOVERED;
3300 set_bit(__QLCNIC_AER, &adapter->state);
3301 netif_device_detach(netdev);
3303 cancel_delayed_work_sync(&adapter->fw_work);
3305 if (netif_running(netdev))
3306 qlcnic_down(adapter, netdev);
3308 if (qlcnic_83xx_check(adapter)) {
3309 qlcnic_83xx_free_mbx_intr(adapter);
3310 qlcnic_83xx_register_nic_idc_func(adapter, 0);
3311 cancel_delayed_work_sync(&adapter->idc_aen_work);
3314 qlcnic_detach(adapter);
3315 qlcnic_teardown_intr(adapter);
3317 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3319 pci_save_state(pdev);
3320 pci_disable_device(pdev);
3322 return PCI_ERS_RESULT_NEED_RESET;
3325 static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev)
3327 return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT :
3328 PCI_ERS_RESULT_RECOVERED;
3331 static void qlcnic_io_resume(struct pci_dev *pdev)
3334 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3336 pci_cleanup_aer_uncorrect_error_status(pdev);
3337 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3338 if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER,
3340 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
3345 qlcnicvf_start_firmware(struct qlcnic_adapter *adapter)
3349 err = qlcnic_can_start_firmware(adapter);
3353 err = qlcnic_check_npar_opertional(adapter);
3357 err = qlcnic_initialize_nic(adapter);
3361 qlcnic_check_options(adapter);
3363 err = qlcnic_set_eswitch_port_config(adapter);
3367 adapter->need_fw_reset = 0;
3372 int qlcnic_validate_max_rss(struct qlcnic_adapter *adapter,
3375 struct net_device *netdev = adapter->netdev;
3376 u8 max_hw = adapter->ahw->max_rx_ques;
3379 if (val > QLC_MAX_SDS_RINGS) {
3380 netdev_err(netdev, "RSS value should not be higher than %u\n",
3385 max_allowed = rounddown_pow_of_two(min_t(int, max_hw,
3386 num_online_cpus()));
3387 if ((val > max_allowed) || (val < 2) || !is_power_of_2(val)) {
3388 if (!is_power_of_2(val))
3389 netdev_err(netdev, "RSS value should be a power of 2\n");
3392 netdev_err(netdev, "RSS value should not be lower than 2\n");
3396 "RSS value should not be higher than[%u], the max RSS rings supported by the adapter\n",
3399 if (val > num_online_cpus())
3401 "RSS value should not be higher than[%u], number of online CPUs in the system\n",
3404 netdev_err(netdev, "Unable to configure %u RSS rings\n", val);
3411 int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data, size_t len)
3414 struct net_device *netdev = adapter->netdev;
3416 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
3419 netif_device_detach(netdev);
3420 if (netif_running(netdev))
3421 __qlcnic_down(adapter, netdev);
3423 qlcnic_detach(adapter);
3425 if (qlcnic_83xx_check(adapter)) {
3426 qlcnic_83xx_free_mbx_intr(adapter);
3427 qlcnic_83xx_enable_mbx_poll(adapter);
3430 qlcnic_teardown_intr(adapter);
3431 err = qlcnic_setup_intr(adapter, data);
3433 kfree(adapter->msix_entries);
3434 netdev_err(netdev, "failed to setup interrupt\n");
3438 if (qlcnic_83xx_check(adapter)) {
3439 /* register for NIC IDC AEN Events */
3440 qlcnic_83xx_register_nic_idc_func(adapter, 1);
3441 err = qlcnic_83xx_setup_mbx_intr(adapter);
3442 qlcnic_83xx_disable_mbx_poll(adapter);
3444 dev_err(&adapter->pdev->dev,
3445 "failed to setup mbx interrupt\n");
3450 if (netif_running(netdev)) {
3451 err = qlcnic_attach(adapter);
3454 err = __qlcnic_up(adapter, netdev);
3457 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3461 netif_device_attach(netdev);
3462 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3468 #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
3471 qlcnic_config_indev_addr(struct qlcnic_adapter *adapter,
3472 struct net_device *dev, unsigned long event)
3474 struct in_device *indev;
3476 indev = in_dev_get(dev);
3483 qlcnic_config_ipaddr(adapter,
3484 ifa->ifa_address, QLCNIC_IP_UP);
3487 qlcnic_config_ipaddr(adapter,
3488 ifa->ifa_address, QLCNIC_IP_DOWN);
3493 } endfor_ifa(indev);
3498 void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event)
3500 struct qlcnic_adapter *adapter = netdev_priv(netdev);
3501 struct net_device *dev;
3504 qlcnic_config_indev_addr(adapter, netdev, event);
3507 for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) {
3508 dev = __vlan_find_dev_deep(netdev, htons(ETH_P_8021Q), vid);
3511 qlcnic_config_indev_addr(adapter, dev, event);
3516 static int qlcnic_netdev_event(struct notifier_block *this,
3517 unsigned long event, void *ptr)
3519 struct qlcnic_adapter *adapter;
3520 struct net_device *dev = (struct net_device *)ptr;
3526 if (dev->priv_flags & IFF_802_1Q_VLAN) {
3527 dev = vlan_dev_real_dev(dev);
3531 if (!is_qlcnic_netdev(dev))
3534 adapter = netdev_priv(dev);
3539 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
3542 qlcnic_config_indev_addr(adapter, dev, event);
3548 qlcnic_inetaddr_event(struct notifier_block *this,
3549 unsigned long event, void *ptr)
3551 struct qlcnic_adapter *adapter;
3552 struct net_device *dev;
3554 struct in_ifaddr *ifa = (struct in_ifaddr *)ptr;
3556 dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL;
3562 if (dev->priv_flags & IFF_802_1Q_VLAN) {
3563 dev = vlan_dev_real_dev(dev);
3567 if (!is_qlcnic_netdev(dev))
3570 adapter = netdev_priv(dev);
3575 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
3580 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP);
3584 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN);
3595 static struct notifier_block qlcnic_netdev_cb = {
3596 .notifier_call = qlcnic_netdev_event,
3599 static struct notifier_block qlcnic_inetaddr_cb = {
3600 .notifier_call = qlcnic_inetaddr_event,
3603 void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event)
3606 static const struct pci_error_handlers qlcnic_err_handler = {
3607 .error_detected = qlcnic_io_error_detected,
3608 .slot_reset = qlcnic_io_slot_reset,
3609 .resume = qlcnic_io_resume,
3612 static struct pci_driver qlcnic_driver = {
3613 .name = qlcnic_driver_name,
3614 .id_table = qlcnic_pci_tbl,
3615 .probe = qlcnic_probe,
3616 .remove = qlcnic_remove,
3618 .suspend = qlcnic_suspend,
3619 .resume = qlcnic_resume,
3621 .shutdown = qlcnic_shutdown,
3622 .err_handler = &qlcnic_err_handler,
3623 #ifdef CONFIG_QLCNIC_SRIOV
3624 .sriov_configure = qlcnic_pci_sriov_configure,
3629 static int __init qlcnic_init_module(void)
3633 printk(KERN_INFO "%s\n", qlcnic_driver_string);
3636 register_netdevice_notifier(&qlcnic_netdev_cb);
3637 register_inetaddr_notifier(&qlcnic_inetaddr_cb);
3640 ret = pci_register_driver(&qlcnic_driver);
3643 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
3644 unregister_netdevice_notifier(&qlcnic_netdev_cb);
3651 module_init(qlcnic_init_module);
3653 static void __exit qlcnic_exit_module(void)
3655 pci_unregister_driver(&qlcnic_driver);
3658 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
3659 unregister_netdevice_notifier(&qlcnic_netdev_cb);
3663 module_exit(qlcnic_exit_module);