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),
103 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE844X),
104 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE844X),
108 MODULE_DEVICE_TABLE(pci, qlcnic_pci_tbl);
111 inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring *tx_ring)
113 writel(tx_ring->producer, tx_ring->crb_cmd_producer);
116 static const u32 msi_tgt_status[8] = {
117 ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1,
118 ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3,
119 ISR_INT_TARGET_STATUS_F4, ISR_INT_TARGET_STATUS_F5,
120 ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7
123 static const u32 qlcnic_reg_tbl[] = {
124 0x1B20A8, /* PEG_HALT_STAT1 */
125 0x1B20AC, /* PEG_HALT_STAT2 */
126 0x1B20B0, /* FW_HEARTBEAT */
127 0x1B2100, /* LOCK ID */
128 0x1B2128, /* FW_CAPABILITIES */
129 0x1B2138, /* drv active */
130 0x1B2140, /* dev state */
131 0x1B2144, /* drv state */
132 0x1B2148, /* drv scratch */
133 0x1B214C, /* dev partition info */
134 0x1B2174, /* drv idc ver */
135 0x1B2150, /* fw version major */
136 0x1B2154, /* fw version minor */
137 0x1B2158, /* fw version sub */
138 0x1B219C, /* npar state */
139 0x1B21FC, /* FW_IMG_VALID */
140 0x1B2250, /* CMD_PEG_STATE */
141 0x1B233C, /* RCV_PEG_STATE */
142 0x1B23B4, /* ASIC TEMP */
143 0x1B216C, /* FW api */
144 0x1B2170, /* drv op mode */
145 0x13C010, /* flash lock */
146 0x13C014, /* flash unlock */
149 static const struct qlcnic_board_info qlcnic_boards[] = {
150 { PCI_VENDOR_ID_QLOGIC,
151 PCI_DEVICE_ID_QLOGIC_QLE844X,
154 "8400 series 10GbE Converged Network Adapter (TCP/IP Networking)" },
155 { PCI_VENDOR_ID_QLOGIC,
156 PCI_DEVICE_ID_QLOGIC_QLE834X,
157 PCI_VENDOR_ID_QLOGIC,
159 "8300 Series Dual Port 10GbE Converged Network Adapter "
160 "(TCP/IP Networking)" },
161 { PCI_VENDOR_ID_QLOGIC,
162 PCI_DEVICE_ID_QLOGIC_QLE834X,
163 PCI_VENDOR_ID_QLOGIC,
165 "8300 Series Single Port 10GbE Converged Network Adapter "
166 "(TCP/IP Networking)" },
167 { PCI_VENDOR_ID_QLOGIC,
168 PCI_DEVICE_ID_QLOGIC_QLE834X,
169 PCI_VENDOR_ID_QLOGIC,
171 "8300 Series Dual Port 10GbE Converged Network Adapter "
172 "(TCP/IP Networking)" },
173 { PCI_VENDOR_ID_QLOGIC,
174 PCI_DEVICE_ID_QLOGIC_QLE834X,
175 PCI_VENDOR_ID_QLOGIC,
177 "8300 Series Dual Port 10GbE Converged Network Adapter "
178 "(TCP/IP Networking)" },
179 { PCI_VENDOR_ID_QLOGIC,
180 PCI_DEVICE_ID_QLOGIC_QLE834X,
181 PCI_VENDOR_ID_QLOGIC,
183 "8300 Series Dual Port 10GbE Converged Network Adapter "
184 "(TCP/IP Networking)" },
185 { PCI_VENDOR_ID_QLOGIC,
186 PCI_DEVICE_ID_QLOGIC_QLE834X,
187 PCI_VENDOR_ID_QLOGIC,
189 "8300 Series Dual Port 10GbE Converged Network Adapter "
190 "(TCP/IP Networking)" },
191 { PCI_VENDOR_ID_QLOGIC,
192 PCI_DEVICE_ID_QLOGIC_QLE834X,
193 PCI_VENDOR_ID_QLOGIC,
195 "8300 Series Dual Port 10GbE Converged Network Adapter "
196 "(TCP/IP Networking)" },
197 { PCI_VENDOR_ID_QLOGIC,
198 PCI_DEVICE_ID_QLOGIC_QLE834X,
199 PCI_VENDOR_ID_QLOGIC,
201 "8300 Series Single Port 10GbE Converged Network Adapter "
202 "(TCP/IP Networking)" },
203 { PCI_VENDOR_ID_QLOGIC,
204 PCI_DEVICE_ID_QLOGIC_QLE834X,
205 PCI_VENDOR_ID_QLOGIC,
207 "8300 Series Dual Port 10GbE Converged Network Adapter "
208 "(TCP/IP Networking)" },
209 { PCI_VENDOR_ID_QLOGIC,
210 PCI_DEVICE_ID_QLOGIC_QLE834X,
211 PCI_VENDOR_ID_QLOGIC,
213 "8300 Series Dual Port 10GbE Converged Network Adapter "
214 "(TCP/IP Networking)" },
215 { PCI_VENDOR_ID_QLOGIC,
216 PCI_DEVICE_ID_QLOGIC_QLE834X,
217 0x0, 0x0, "8300 Series 1/10GbE Controller" },
218 { PCI_VENDOR_ID_QLOGIC,
219 PCI_DEVICE_ID_QLOGIC_QLE824X,
220 PCI_VENDOR_ID_QLOGIC,
222 "8200 Series Single Port 10GbE Converged Network Adapter"
223 "(TCP/IP Networking)" },
224 { PCI_VENDOR_ID_QLOGIC,
225 PCI_DEVICE_ID_QLOGIC_QLE824X,
226 PCI_VENDOR_ID_QLOGIC,
228 "8200 Series Dual Port 10GbE Converged Network Adapter"
229 "(TCP/IP Networking)" },
230 { PCI_VENDOR_ID_QLOGIC,
231 PCI_DEVICE_ID_QLOGIC_QLE824X,
232 PCI_VENDOR_ID_QLOGIC,
234 "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter" },
235 { PCI_VENDOR_ID_QLOGIC,
236 PCI_DEVICE_ID_QLOGIC_QLE824X,
237 PCI_VENDOR_ID_QLOGIC,
239 "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter" },
240 { PCI_VENDOR_ID_QLOGIC,
241 PCI_DEVICE_ID_QLOGIC_QLE824X,
242 PCI_VENDOR_ID_QLOGIC,
244 "3200 Series Single Port 10Gb Intelligent Ethernet Adapter" },
245 { PCI_VENDOR_ID_QLOGIC,
246 PCI_DEVICE_ID_QLOGIC_QLE824X,
248 "NC523SFP 10Gb 2-port Server Adapter" },
249 { PCI_VENDOR_ID_QLOGIC,
250 PCI_DEVICE_ID_QLOGIC_QLE824X,
252 "CN1000Q Dual Port Converged Network Adapter" },
253 { PCI_VENDOR_ID_QLOGIC,
254 PCI_DEVICE_ID_QLOGIC_QLE824X,
255 PCI_VENDOR_ID_QLOGIC,
257 "QME8242-k 10GbE Dual Port Mezzanine Card" },
258 { PCI_VENDOR_ID_QLOGIC,
259 PCI_DEVICE_ID_QLOGIC_QLE824X,
260 0x0, 0x0, "cLOM8214 1/10GbE Controller" },
263 #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards)
264 #define QLC_MAX_SDS_RINGS 8
267 struct qlcnic_legacy_intr_set legacy_intr[] = QLCNIC_LEGACY_INTR_CONFIG;
269 int qlcnic_alloc_sds_rings(struct qlcnic_recv_context *recv_ctx, int count)
271 int size = sizeof(struct qlcnic_host_sds_ring) * count;
273 recv_ctx->sds_rings = kzalloc(size, GFP_KERNEL);
275 return recv_ctx->sds_rings == NULL;
278 void qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx)
280 if (recv_ctx->sds_rings != NULL)
281 kfree(recv_ctx->sds_rings);
283 recv_ctx->sds_rings = NULL;
286 int qlcnic_read_mac_addr(struct qlcnic_adapter *adapter)
288 u8 mac_addr[ETH_ALEN];
289 struct net_device *netdev = adapter->netdev;
290 struct pci_dev *pdev = adapter->pdev;
292 if (qlcnic_get_mac_address(adapter, mac_addr) != 0)
295 memcpy(netdev->dev_addr, mac_addr, ETH_ALEN);
296 memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len);
298 /* set station address */
300 if (!is_valid_ether_addr(netdev->dev_addr))
301 dev_warn(&pdev->dev, "Bad MAC address %pM.\n",
307 static void qlcnic_delete_adapter_mac(struct qlcnic_adapter *adapter)
309 struct qlcnic_mac_list_s *cur;
310 struct list_head *head;
312 list_for_each(head, &adapter->mac_list) {
313 cur = list_entry(head, struct qlcnic_mac_list_s, list);
314 if (!memcmp(adapter->mac_addr, cur->mac_addr, ETH_ALEN)) {
315 qlcnic_sre_macaddr_change(adapter, cur->mac_addr,
317 list_del(&cur->list);
324 static int qlcnic_set_mac(struct net_device *netdev, void *p)
326 struct qlcnic_adapter *adapter = netdev_priv(netdev);
327 struct sockaddr *addr = p;
329 if (qlcnic_sriov_vf_check(adapter))
332 if ((adapter->flags & QLCNIC_MAC_OVERRIDE_DISABLED))
335 if (!is_valid_ether_addr(addr->sa_data))
338 if (!memcmp(adapter->mac_addr, addr->sa_data, ETH_ALEN))
341 if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
342 netif_device_detach(netdev);
343 qlcnic_napi_disable(adapter);
346 qlcnic_delete_adapter_mac(adapter);
347 memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len);
348 memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
349 qlcnic_set_multi(adapter->netdev);
351 if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
352 netif_device_attach(netdev);
353 qlcnic_napi_enable(adapter);
358 static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
359 struct net_device *netdev, const unsigned char *addr)
361 struct qlcnic_adapter *adapter = netdev_priv(netdev);
362 int err = -EOPNOTSUPP;
364 if (!adapter->fdb_mac_learn)
365 return ndo_dflt_fdb_del(ndm, tb, netdev, addr);
367 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
368 if (is_unicast_ether_addr(addr)) {
369 err = dev_uc_del(netdev, addr);
371 err = qlcnic_nic_del_mac(adapter, addr);
372 } else if (is_multicast_ether_addr(addr)) {
373 err = dev_mc_del(netdev, addr);
381 static int qlcnic_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
382 struct net_device *netdev,
383 const unsigned char *addr, u16 flags)
385 struct qlcnic_adapter *adapter = netdev_priv(netdev);
388 if (!adapter->fdb_mac_learn)
389 return ndo_dflt_fdb_add(ndm, tb, netdev, addr, flags);
391 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) {
392 pr_info("%s: FDB e-switch is not enabled\n", __func__);
396 if (ether_addr_equal(addr, adapter->mac_addr))
399 if (is_unicast_ether_addr(addr)) {
400 if (netdev_uc_count(netdev) < adapter->ahw->max_uc_count)
401 err = dev_uc_add_excl(netdev, addr);
404 } else if (is_multicast_ether_addr(addr)) {
405 err = dev_mc_add_excl(netdev, addr);
413 static int qlcnic_fdb_dump(struct sk_buff *skb, struct netlink_callback *ncb,
414 struct net_device *netdev, int idx)
416 struct qlcnic_adapter *adapter = netdev_priv(netdev);
418 if (!adapter->fdb_mac_learn)
419 return ndo_dflt_fdb_dump(skb, ncb, netdev, idx);
421 if (adapter->flags & QLCNIC_ESWITCH_ENABLED)
422 idx = ndo_dflt_fdb_dump(skb, ncb, netdev, idx);
427 static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter *adapter)
429 while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
430 usleep_range(10000, 11000);
432 cancel_delayed_work_sync(&adapter->fw_work);
435 static const struct net_device_ops qlcnic_netdev_ops = {
436 .ndo_open = qlcnic_open,
437 .ndo_stop = qlcnic_close,
438 .ndo_start_xmit = qlcnic_xmit_frame,
439 .ndo_get_stats = qlcnic_get_stats,
440 .ndo_validate_addr = eth_validate_addr,
441 .ndo_set_rx_mode = qlcnic_set_multi,
442 .ndo_set_mac_address = qlcnic_set_mac,
443 .ndo_change_mtu = qlcnic_change_mtu,
444 .ndo_fix_features = qlcnic_fix_features,
445 .ndo_set_features = qlcnic_set_features,
446 .ndo_tx_timeout = qlcnic_tx_timeout,
447 .ndo_vlan_rx_add_vid = qlcnic_vlan_rx_add,
448 .ndo_vlan_rx_kill_vid = qlcnic_vlan_rx_del,
449 .ndo_fdb_add = qlcnic_fdb_add,
450 .ndo_fdb_del = qlcnic_fdb_del,
451 .ndo_fdb_dump = qlcnic_fdb_dump,
452 #ifdef CONFIG_NET_POLL_CONTROLLER
453 .ndo_poll_controller = qlcnic_poll_controller,
455 #ifdef CONFIG_QLCNIC_SRIOV
456 .ndo_set_vf_mac = qlcnic_sriov_set_vf_mac,
457 .ndo_set_vf_tx_rate = qlcnic_sriov_set_vf_tx_rate,
458 .ndo_get_vf_config = qlcnic_sriov_get_vf_config,
459 .ndo_set_vf_vlan = qlcnic_sriov_set_vf_vlan,
460 .ndo_set_vf_spoofchk = qlcnic_sriov_set_vf_spoofchk,
464 static const struct net_device_ops qlcnic_netdev_failed_ops = {
465 .ndo_open = qlcnic_open,
468 static struct qlcnic_nic_template qlcnic_ops = {
469 .config_bridged_mode = qlcnic_config_bridged_mode,
470 .config_led = qlcnic_82xx_config_led,
471 .start_firmware = qlcnic_82xx_start_firmware,
472 .request_reset = qlcnic_82xx_dev_request_reset,
473 .cancel_idc_work = qlcnic_82xx_cancel_idc_work,
474 .napi_add = qlcnic_82xx_napi_add,
475 .napi_del = qlcnic_82xx_napi_del,
476 .config_ipaddr = qlcnic_82xx_config_ipaddr,
477 .shutdown = qlcnic_82xx_shutdown,
478 .resume = qlcnic_82xx_resume,
479 .clear_legacy_intr = qlcnic_82xx_clear_legacy_intr,
482 struct qlcnic_nic_template qlcnic_vf_ops = {
483 .config_bridged_mode = qlcnicvf_config_bridged_mode,
484 .config_led = qlcnicvf_config_led,
485 .start_firmware = qlcnicvf_start_firmware
488 static struct qlcnic_hardware_ops qlcnic_hw_ops = {
489 .read_crb = qlcnic_82xx_read_crb,
490 .write_crb = qlcnic_82xx_write_crb,
491 .read_reg = qlcnic_82xx_hw_read_wx_2M,
492 .write_reg = qlcnic_82xx_hw_write_wx_2M,
493 .get_mac_address = qlcnic_82xx_get_mac_address,
494 .setup_intr = qlcnic_82xx_setup_intr,
495 .alloc_mbx_args = qlcnic_82xx_alloc_mbx_args,
496 .mbx_cmd = qlcnic_82xx_issue_cmd,
497 .get_func_no = qlcnic_82xx_get_func_no,
498 .api_lock = qlcnic_82xx_api_lock,
499 .api_unlock = qlcnic_82xx_api_unlock,
500 .add_sysfs = qlcnic_82xx_add_sysfs,
501 .remove_sysfs = qlcnic_82xx_remove_sysfs,
502 .process_lb_rcv_ring_diag = qlcnic_82xx_process_rcv_ring_diag,
503 .create_rx_ctx = qlcnic_82xx_fw_cmd_create_rx_ctx,
504 .create_tx_ctx = qlcnic_82xx_fw_cmd_create_tx_ctx,
505 .del_rx_ctx = qlcnic_82xx_fw_cmd_del_rx_ctx,
506 .del_tx_ctx = qlcnic_82xx_fw_cmd_del_tx_ctx,
507 .setup_link_event = qlcnic_82xx_linkevent_request,
508 .get_nic_info = qlcnic_82xx_get_nic_info,
509 .get_pci_info = qlcnic_82xx_get_pci_info,
510 .set_nic_info = qlcnic_82xx_set_nic_info,
511 .change_macvlan = qlcnic_82xx_sre_macaddr_change,
512 .napi_enable = qlcnic_82xx_napi_enable,
513 .napi_disable = qlcnic_82xx_napi_disable,
514 .config_intr_coal = qlcnic_82xx_config_intr_coalesce,
515 .config_rss = qlcnic_82xx_config_rss,
516 .config_hw_lro = qlcnic_82xx_config_hw_lro,
517 .config_loopback = qlcnic_82xx_set_lb_mode,
518 .clear_loopback = qlcnic_82xx_clear_lb_mode,
519 .config_promisc_mode = qlcnic_82xx_nic_set_promisc,
520 .change_l2_filter = qlcnic_82xx_change_filter,
521 .get_board_info = qlcnic_82xx_get_board_info,
522 .set_mac_filter_count = qlcnic_82xx_set_mac_filter_count,
523 .free_mac_list = qlcnic_82xx_free_mac_list,
526 int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix)
528 struct pci_dev *pdev = adapter->pdev;
530 int max_tx_rings, tx_vector;
532 if (adapter->flags & QLCNIC_TX_INTR_SHARED) {
536 max_tx_rings = adapter->max_drv_tx_rings;
540 if (!adapter->msix_entries) {
541 adapter->msix_entries = kcalloc(num_msix,
542 sizeof(struct msix_entry),
544 if (!adapter->msix_entries)
548 adapter->max_sds_rings = 1;
549 adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED);
551 if (adapter->ahw->msix_supported) {
553 for (i = 0; i < num_msix; i++)
554 adapter->msix_entries[i].entry = i;
555 err = pci_enable_msix(pdev, adapter->msix_entries, num_msix);
557 adapter->flags |= QLCNIC_MSIX_ENABLED;
558 if (qlcnic_83xx_check(adapter)) {
559 adapter->ahw->num_msix = num_msix;
560 /* subtract mail box and tx ring vectors */
561 adapter->max_sds_rings = num_msix -
564 adapter->max_sds_rings = num_msix;
566 dev_info(&pdev->dev, "using msi-x interrupts\n");
568 } else if (err > 0) {
570 "Unable to allocate %d MSI-X interrupt vectors\n",
572 if (qlcnic_83xx_check(adapter)) {
573 if (err < (QLC_83XX_MINIMUM_VECTOR - tx_vector))
575 err -= (max_tx_rings + 1);
576 num_msix = rounddown_pow_of_two(err);
577 num_msix += (max_tx_rings + 1);
579 num_msix = rounddown_pow_of_two(err);
584 "Trying to allocate %d MSI-X interrupt vectors\n",
590 "Unable to allocate %d MSI-X interrupt vectors\n",
598 static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter)
601 u32 offset, mask_reg;
602 const struct qlcnic_legacy_intr_set *legacy_intrp;
603 struct qlcnic_hardware_context *ahw = adapter->ahw;
604 struct pci_dev *pdev = adapter->pdev;
606 if (qlcnic_use_msi && !pci_enable_msi(pdev)) {
607 adapter->flags |= QLCNIC_MSI_ENABLED;
608 offset = msi_tgt_status[adapter->ahw->pci_func];
609 adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter->ahw,
611 dev_info(&pdev->dev, "using msi interrupts\n");
612 adapter->msix_entries[0].vector = pdev->irq;
615 if (qlcnic_use_msi || qlcnic_use_msi_x)
618 legacy_intrp = &legacy_intr[adapter->ahw->pci_func];
619 adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit;
620 offset = legacy_intrp->tgt_status_reg;
621 adapter->tgt_status_reg = qlcnic_get_ioaddr(ahw, offset);
622 mask_reg = legacy_intrp->tgt_mask_reg;
623 adapter->tgt_mask_reg = qlcnic_get_ioaddr(ahw, mask_reg);
624 adapter->isr_int_vec = qlcnic_get_ioaddr(ahw, ISR_INT_VECTOR);
625 adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG);
626 dev_info(&pdev->dev, "using legacy interrupts\n");
627 adapter->msix_entries[0].vector = pdev->irq;
631 int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter, u8 num_intr)
633 int num_msix, err = 0;
636 num_intr = QLCNIC_DEF_NUM_STS_DESC_RINGS;
638 if (adapter->ahw->msix_supported)
639 num_msix = rounddown_pow_of_two(min_t(int, num_online_cpus(),
644 err = qlcnic_enable_msix(adapter, num_msix);
645 if (err == -ENOMEM || !err)
648 err = qlcnic_enable_msi_legacy(adapter);
655 void qlcnic_teardown_intr(struct qlcnic_adapter *adapter)
657 if (adapter->flags & QLCNIC_MSIX_ENABLED)
658 pci_disable_msix(adapter->pdev);
659 if (adapter->flags & QLCNIC_MSI_ENABLED)
660 pci_disable_msi(adapter->pdev);
662 kfree(adapter->msix_entries);
663 adapter->msix_entries = NULL;
665 if (adapter->ahw->intr_tbl) {
666 vfree(adapter->ahw->intr_tbl);
667 adapter->ahw->intr_tbl = NULL;
671 static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context *ahw)
673 if (ahw->pci_base0 != NULL)
674 iounmap(ahw->pci_base0);
677 static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter)
679 struct qlcnic_pci_info *pci_info;
682 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) {
683 switch (adapter->ahw->port_type) {
685 adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_GBE_PORTS;
688 adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_XG_PORTS;
694 if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC)
697 pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL);
701 ret = qlcnic_get_pci_info(adapter, pci_info);
706 int qlcnic_init_pci_info(struct qlcnic_adapter *adapter)
708 struct qlcnic_pci_info *pci_info;
709 int i, ret = 0, j = 0;
713 pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL);
717 ret = qlcnic_get_pci_info(adapter, pci_info);
721 act_pci_func = adapter->ahw->act_pci_func;
723 adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) *
724 act_pci_func, GFP_KERNEL);
725 if (!adapter->npars) {
730 adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) *
731 QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL);
732 if (!adapter->eswitch) {
737 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) {
738 pfn = pci_info[i].id;
740 if (pfn >= QLCNIC_MAX_PCI_FUNC) {
741 ret = QL_STATUS_INVALID_PARAM;
745 if (!pci_info[i].active ||
746 (pci_info[i].type != QLCNIC_TYPE_NIC))
749 adapter->npars[j].pci_func = pfn;
750 adapter->npars[j].active = (u8)pci_info[i].active;
751 adapter->npars[j].type = (u8)pci_info[i].type;
752 adapter->npars[j].phy_port = (u8)pci_info[i].default_port;
753 adapter->npars[j].min_bw = pci_info[i].tx_min_bw;
754 adapter->npars[j].max_bw = pci_info[i].tx_max_bw;
758 for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) {
759 adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE;
760 if (qlcnic_83xx_check(adapter))
761 qlcnic_enable_eswitch(adapter, i, 1);
768 kfree(adapter->eswitch);
769 adapter->eswitch = NULL;
771 kfree(adapter->npars);
772 adapter->npars = NULL;
780 qlcnic_set_function_modes(struct qlcnic_adapter *adapter)
784 u32 data = QLCNIC_MGMT_FUNC;
785 struct qlcnic_hardware_context *ahw = adapter->ahw;
787 ret = qlcnic_api_lock(adapter);
792 data = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
793 data = (data & ~QLC_DEV_SET_DRV(0xf, id)) |
794 QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC, id);
795 QLC_SHARED_REG_WR32(adapter, QLCNIC_DRV_OP_MODE, data);
796 qlcnic_api_unlock(adapter);
801 static void qlcnic_check_vf(struct qlcnic_adapter *adapter,
802 const struct pci_device_id *ent)
804 u32 op_mode, priv_level;
806 /* Determine FW API version */
807 adapter->ahw->fw_hal_version = QLC_SHARED_REG_RD32(adapter,
810 /* Find PCI function number */
811 qlcnic_get_func_no(adapter);
813 /* Determine function privilege level */
814 op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
815 if (op_mode == QLC_DEV_DRV_DEFAULT)
816 priv_level = QLCNIC_MGMT_FUNC;
818 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
820 if (priv_level == QLCNIC_NON_PRIV_FUNC) {
821 adapter->ahw->op_mode = QLCNIC_NON_PRIV_FUNC;
822 dev_info(&adapter->pdev->dev,
823 "HAL Version: %d Non Privileged function\n",
824 adapter->ahw->fw_hal_version);
825 adapter->nic_ops = &qlcnic_vf_ops;
827 adapter->nic_ops = &qlcnic_ops;
830 #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL
831 #define QLCNIC_83XX_BAR0_LENGTH 0x4000
832 static void qlcnic_get_bar_length(u32 dev_id, ulong *bar)
835 case PCI_DEVICE_ID_QLOGIC_QLE824X:
836 *bar = QLCNIC_82XX_BAR0_LENGTH;
838 case PCI_DEVICE_ID_QLOGIC_QLE834X:
839 case PCI_DEVICE_ID_QLOGIC_QLE844X:
840 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X:
841 case PCI_DEVICE_ID_QLOGIC_VF_QLE844X:
842 *bar = QLCNIC_83XX_BAR0_LENGTH;
849 static int qlcnic_setup_pci_map(struct pci_dev *pdev,
850 struct qlcnic_hardware_context *ahw)
853 void __iomem *mem_ptr0 = NULL;
854 unsigned long mem_len, pci_len0 = 0, bar0_len;
856 /* remap phys address */
857 mem_len = pci_resource_len(pdev, 0);
859 qlcnic_get_bar_length(pdev->device, &bar0_len);
860 if (mem_len >= bar0_len) {
862 mem_ptr0 = pci_ioremap_bar(pdev, 0);
863 if (mem_ptr0 == NULL) {
864 dev_err(&pdev->dev, "failed to map PCI bar 0\n");
872 dev_info(&pdev->dev, "%dKB memory map\n", (int)(mem_len >> 10));
874 ahw->pci_base0 = mem_ptr0;
875 ahw->pci_len0 = pci_len0;
876 offset = QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw->pci_func));
877 qlcnic_get_ioaddr(ahw, offset);
882 static inline bool qlcnic_validate_subsystem_id(struct qlcnic_adapter *adapter,
885 struct pci_dev *pdev = adapter->pdev;
886 unsigned short subsystem_vendor;
889 subsystem_vendor = pdev->subsystem_vendor;
891 if (pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X ||
892 pdev->device == PCI_DEVICE_ID_QLOGIC_QLE834X) {
893 if (qlcnic_boards[index].sub_vendor == subsystem_vendor &&
894 qlcnic_boards[index].sub_device == pdev->subsystem_device)
903 static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name)
905 struct pci_dev *pdev = adapter->pdev;
908 for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) {
909 if (qlcnic_boards[i].vendor == pdev->vendor &&
910 qlcnic_boards[i].device == pdev->device &&
911 qlcnic_validate_subsystem_id(adapter, i)) {
918 sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr);
920 sprintf(name, "%pM: %s" , adapter->mac_addr,
921 qlcnic_boards[i].short_name);
925 qlcnic_check_options(struct qlcnic_adapter *adapter)
928 u32 fw_major, fw_minor, fw_build, prev_fw_version;
929 struct pci_dev *pdev = adapter->pdev;
930 struct qlcnic_hardware_context *ahw = adapter->ahw;
931 struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump;
933 prev_fw_version = adapter->fw_version;
935 fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR);
936 fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR);
937 fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB);
939 adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build);
941 err = qlcnic_get_board_info(adapter);
943 dev_err(&pdev->dev, "Error getting board config info.\n");
946 if (ahw->op_mode != QLCNIC_NON_PRIV_FUNC) {
947 if (fw_dump->tmpl_hdr == NULL ||
948 adapter->fw_version > prev_fw_version) {
949 if (fw_dump->tmpl_hdr)
950 vfree(fw_dump->tmpl_hdr);
951 if (!qlcnic_fw_cmd_get_minidump_temp(adapter))
953 "Supports FW dump capability\n");
957 dev_info(&pdev->dev, "Driver v%s, firmware v%d.%d.%d\n",
958 QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build);
960 if (adapter->ahw->port_type == QLCNIC_XGBE) {
961 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
962 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF;
963 adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF;
965 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G;
966 adapter->max_rxd = MAX_RCV_DESCRIPTORS_10G;
969 adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
970 adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
972 } else if (adapter->ahw->port_type == QLCNIC_GBE) {
973 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G;
974 adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
975 adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
976 adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G;
979 adapter->ahw->msix_supported = !!qlcnic_use_msi_x;
981 adapter->num_txd = MAX_CMD_DESCRIPTORS;
983 adapter->max_rds_rings = MAX_RDS_RINGS;
987 qlcnic_initialize_nic(struct qlcnic_adapter *adapter)
989 struct qlcnic_info nic_info;
992 memset(&nic_info, 0, sizeof(struct qlcnic_info));
993 err = qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw->pci_func);
997 adapter->ahw->physical_port = (u8)nic_info.phys_port;
998 adapter->ahw->switch_mode = nic_info.switch_mode;
999 adapter->ahw->max_tx_ques = nic_info.max_tx_ques;
1000 adapter->ahw->max_rx_ques = nic_info.max_rx_ques;
1001 adapter->ahw->capabilities = nic_info.capabilities;
1003 if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) {
1005 temp = QLCRD32(adapter, CRB_FW_CAPABILITIES_2, &err);
1008 adapter->ahw->extra_capability[0] = temp;
1010 adapter->ahw->max_mac_filters = nic_info.max_mac_filters;
1011 adapter->ahw->max_mtu = nic_info.max_mtu;
1013 /* Disable NPAR for 83XX */
1014 if (qlcnic_83xx_check(adapter))
1017 if (adapter->ahw->capabilities & BIT_6)
1018 adapter->flags |= QLCNIC_ESWITCH_ENABLED;
1020 adapter->flags &= ~QLCNIC_ESWITCH_ENABLED;
1025 void qlcnic_set_vlan_config(struct qlcnic_adapter *adapter,
1026 struct qlcnic_esw_func_cfg *esw_cfg)
1028 if (esw_cfg->discard_tagged)
1029 adapter->flags &= ~QLCNIC_TAGGING_ENABLED;
1031 adapter->flags |= QLCNIC_TAGGING_ENABLED;
1033 if (esw_cfg->vlan_id) {
1034 adapter->rx_pvid = esw_cfg->vlan_id;
1035 adapter->tx_pvid = esw_cfg->vlan_id;
1037 adapter->rx_pvid = 0;
1038 adapter->tx_pvid = 0;
1043 qlcnic_vlan_rx_add(struct net_device *netdev, __be16 proto, u16 vid)
1045 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1048 if (qlcnic_sriov_vf_check(adapter)) {
1049 err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 1);
1052 "Cannot add VLAN filter for VLAN id %d, err=%d",
1058 set_bit(vid, adapter->vlans);
1063 qlcnic_vlan_rx_del(struct net_device *netdev, __be16 proto, u16 vid)
1065 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1068 if (qlcnic_sriov_vf_check(adapter)) {
1069 err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 0);
1072 "Cannot delete VLAN filter for VLAN id %d, err=%d",
1078 qlcnic_restore_indev_addr(netdev, NETDEV_DOWN);
1079 clear_bit(vid, adapter->vlans);
1083 void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter,
1084 struct qlcnic_esw_func_cfg *esw_cfg)
1086 adapter->flags &= ~(QLCNIC_MACSPOOF | QLCNIC_MAC_OVERRIDE_DISABLED |
1087 QLCNIC_PROMISC_DISABLED);
1089 if (esw_cfg->mac_anti_spoof)
1090 adapter->flags |= QLCNIC_MACSPOOF;
1092 if (!esw_cfg->mac_override)
1093 adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED;
1095 if (!esw_cfg->promisc_mode)
1096 adapter->flags |= QLCNIC_PROMISC_DISABLED;
1099 int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter)
1101 struct qlcnic_esw_func_cfg esw_cfg;
1103 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
1106 esw_cfg.pci_func = adapter->ahw->pci_func;
1107 if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg))
1109 qlcnic_set_vlan_config(adapter, &esw_cfg);
1110 qlcnic_set_eswitch_port_features(adapter, &esw_cfg);
1111 qlcnic_set_netdev_features(adapter, &esw_cfg);
1116 void qlcnic_set_netdev_features(struct qlcnic_adapter *adapter,
1117 struct qlcnic_esw_func_cfg *esw_cfg)
1119 struct net_device *netdev = adapter->netdev;
1121 if (qlcnic_83xx_check(adapter))
1124 adapter->offload_flags = esw_cfg->offload_flags;
1125 adapter->flags |= QLCNIC_APP_CHANGED_FLAGS;
1126 netdev_update_features(netdev);
1127 adapter->flags &= ~QLCNIC_APP_CHANGED_FLAGS;
1131 qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter)
1133 u32 op_mode, priv_level;
1136 err = qlcnic_initialize_nic(adapter);
1140 if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED)
1143 op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
1144 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1146 if (op_mode == QLC_DEV_DRV_DEFAULT)
1147 priv_level = QLCNIC_MGMT_FUNC;
1149 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1151 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
1152 if (priv_level == QLCNIC_MGMT_FUNC) {
1153 adapter->ahw->op_mode = QLCNIC_MGMT_FUNC;
1154 err = qlcnic_init_pci_info(adapter);
1157 /* Set privilege level for other functions */
1158 qlcnic_set_function_modes(adapter);
1159 dev_info(&adapter->pdev->dev,
1160 "HAL Version: %d, Management function\n",
1161 adapter->ahw->fw_hal_version);
1162 } else if (priv_level == QLCNIC_PRIV_FUNC) {
1163 adapter->ahw->op_mode = QLCNIC_PRIV_FUNC;
1164 dev_info(&adapter->pdev->dev,
1165 "HAL Version: %d, Privileged function\n",
1166 adapter->ahw->fw_hal_version);
1170 adapter->flags |= QLCNIC_ADAPTER_INITIALIZED;
1175 int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter)
1177 struct qlcnic_esw_func_cfg esw_cfg;
1178 struct qlcnic_npar_info *npar;
1181 if (adapter->need_fw_reset)
1184 for (i = 0; i < adapter->ahw->act_pci_func; i++) {
1185 memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg));
1186 esw_cfg.pci_func = adapter->npars[i].pci_func;
1187 esw_cfg.mac_override = BIT_0;
1188 esw_cfg.promisc_mode = BIT_0;
1189 if (qlcnic_82xx_check(adapter)) {
1190 esw_cfg.offload_flags = BIT_0;
1191 if (QLCNIC_IS_TSO_CAPABLE(adapter))
1192 esw_cfg.offload_flags |= (BIT_1 | BIT_2);
1194 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1196 npar = &adapter->npars[i];
1197 npar->pvid = esw_cfg.vlan_id;
1198 npar->mac_override = esw_cfg.mac_override;
1199 npar->mac_anti_spoof = esw_cfg.mac_anti_spoof;
1200 npar->discard_tagged = esw_cfg.discard_tagged;
1201 npar->promisc_mode = esw_cfg.promisc_mode;
1202 npar->offload_flags = esw_cfg.offload_flags;
1210 qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter,
1211 struct qlcnic_npar_info *npar, int pci_func)
1213 struct qlcnic_esw_func_cfg esw_cfg;
1214 esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS;
1215 esw_cfg.pci_func = pci_func;
1216 esw_cfg.vlan_id = npar->pvid;
1217 esw_cfg.mac_override = npar->mac_override;
1218 esw_cfg.discard_tagged = npar->discard_tagged;
1219 esw_cfg.mac_anti_spoof = npar->mac_anti_spoof;
1220 esw_cfg.offload_flags = npar->offload_flags;
1221 esw_cfg.promisc_mode = npar->promisc_mode;
1222 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1225 esw_cfg.op_mode = QLCNIC_ADD_VLAN;
1226 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1232 int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter)
1235 struct qlcnic_npar_info *npar;
1236 struct qlcnic_info nic_info;
1239 if (qlcnic_82xx_check(adapter))
1240 if (!adapter->need_fw_reset)
1243 /* Set the NPAR config data after FW reset */
1244 for (i = 0; i < adapter->ahw->act_pci_func; i++) {
1245 npar = &adapter->npars[i];
1246 pci_func = npar->pci_func;
1247 memset(&nic_info, 0, sizeof(struct qlcnic_info));
1248 err = qlcnic_get_nic_info(adapter, &nic_info, pci_func);
1251 nic_info.min_tx_bw = npar->min_bw;
1252 nic_info.max_tx_bw = npar->max_bw;
1253 err = qlcnic_set_nic_info(adapter, &nic_info);
1257 if (npar->enable_pm) {
1258 err = qlcnic_config_port_mirroring(adapter,
1264 err = qlcnic_reset_eswitch_config(adapter, npar, pci_func);
1271 static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter)
1273 u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO;
1276 if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC)
1279 npar_state = QLC_SHARED_REG_RD32(adapter,
1280 QLCNIC_CRB_DEV_NPAR_STATE);
1281 while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) {
1283 npar_state = QLC_SHARED_REG_RD32(adapter,
1284 QLCNIC_CRB_DEV_NPAR_STATE);
1286 if (!npar_opt_timeo) {
1287 dev_err(&adapter->pdev->dev,
1288 "Waiting for NPAR state to operational timeout\n");
1295 qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter)
1299 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
1300 adapter->ahw->op_mode != QLCNIC_MGMT_FUNC)
1303 err = qlcnic_set_default_offload_settings(adapter);
1307 err = qlcnic_reset_npar_config(adapter);
1311 qlcnic_dev_set_npar_ready(adapter);
1316 int qlcnic_82xx_start_firmware(struct qlcnic_adapter *adapter)
1320 err = qlcnic_can_start_firmware(adapter);
1324 goto check_fw_status;
1326 if (qlcnic_load_fw_file)
1327 qlcnic_request_firmware(adapter);
1329 err = qlcnic_check_flash_fw_ver(adapter);
1333 adapter->ahw->fw_type = QLCNIC_FLASH_ROMIMAGE;
1336 err = qlcnic_need_fw_reset(adapter);
1338 goto check_fw_status;
1340 err = qlcnic_pinit_from_rom(adapter);
1344 err = qlcnic_load_firmware(adapter);
1348 qlcnic_release_firmware(adapter);
1349 QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION);
1352 err = qlcnic_check_fw_status(adapter);
1356 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY);
1357 qlcnic_idc_debug_info(adapter, 1);
1358 err = qlcnic_check_eswitch_mode(adapter);
1360 dev_err(&adapter->pdev->dev,
1361 "Memory allocation failed for eswitch\n");
1364 err = qlcnic_set_mgmt_operations(adapter);
1368 qlcnic_check_options(adapter);
1369 adapter->need_fw_reset = 0;
1371 qlcnic_release_firmware(adapter);
1375 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED);
1376 dev_err(&adapter->pdev->dev, "Device state set to failed\n");
1378 qlcnic_release_firmware(adapter);
1383 qlcnic_request_irq(struct qlcnic_adapter *adapter)
1385 irq_handler_t handler;
1386 struct qlcnic_host_sds_ring *sds_ring;
1387 struct qlcnic_host_tx_ring *tx_ring;
1388 int err, ring, num_sds_rings;
1390 unsigned long flags = 0;
1391 struct net_device *netdev = adapter->netdev;
1392 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1394 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1395 if (qlcnic_82xx_check(adapter))
1396 handler = qlcnic_tmp_intr;
1398 handler = qlcnic_83xx_tmp_intr;
1399 if (!QLCNIC_IS_MSI_FAMILY(adapter))
1400 flags |= IRQF_SHARED;
1403 if (adapter->flags & QLCNIC_MSIX_ENABLED)
1404 handler = qlcnic_msix_intr;
1405 else if (adapter->flags & QLCNIC_MSI_ENABLED)
1406 handler = qlcnic_msi_intr;
1408 flags |= IRQF_SHARED;
1409 if (qlcnic_82xx_check(adapter))
1410 handler = qlcnic_intr;
1412 handler = qlcnic_83xx_intr;
1415 adapter->irq = netdev->irq;
1417 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
1418 if (qlcnic_82xx_check(adapter) ||
1419 (qlcnic_83xx_check(adapter) &&
1420 (adapter->flags & QLCNIC_MSIX_ENABLED))) {
1421 num_sds_rings = adapter->max_sds_rings;
1422 for (ring = 0; ring < num_sds_rings; ring++) {
1423 sds_ring = &recv_ctx->sds_rings[ring];
1424 if (qlcnic_82xx_check(adapter) &&
1425 (ring == (num_sds_rings - 1))) {
1426 if (!(adapter->flags &
1427 QLCNIC_MSIX_ENABLED))
1428 snprintf(sds_ring->name,
1429 sizeof(sds_ring->name),
1432 snprintf(sds_ring->name,
1433 sizeof(sds_ring->name),
1435 netdev->name, ring);
1437 snprintf(sds_ring->name,
1438 sizeof(sds_ring->name),
1440 netdev->name, ring);
1442 err = request_irq(sds_ring->irq, handler, flags,
1443 sds_ring->name, sds_ring);
1448 if (qlcnic_83xx_check(adapter) &&
1449 (adapter->flags & QLCNIC_MSIX_ENABLED) &&
1450 !(adapter->flags & QLCNIC_TX_INTR_SHARED)) {
1451 handler = qlcnic_msix_tx_intr;
1452 for (ring = 0; ring < adapter->max_drv_tx_rings;
1454 tx_ring = &adapter->tx_ring[ring];
1455 snprintf(tx_ring->name, sizeof(tx_ring->name),
1456 "%s-tx-%d", netdev->name, ring);
1457 err = request_irq(tx_ring->irq, handler, flags,
1458 tx_ring->name, tx_ring);
1468 qlcnic_free_irq(struct qlcnic_adapter *adapter)
1471 struct qlcnic_host_sds_ring *sds_ring;
1472 struct qlcnic_host_tx_ring *tx_ring;
1474 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1476 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
1477 if (qlcnic_82xx_check(adapter) ||
1478 (qlcnic_83xx_check(adapter) &&
1479 (adapter->flags & QLCNIC_MSIX_ENABLED))) {
1480 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1481 sds_ring = &recv_ctx->sds_rings[ring];
1482 free_irq(sds_ring->irq, sds_ring);
1485 if (qlcnic_83xx_check(adapter) &&
1486 !(adapter->flags & QLCNIC_TX_INTR_SHARED)) {
1487 for (ring = 0; ring < adapter->max_drv_tx_rings;
1489 tx_ring = &adapter->tx_ring[ring];
1491 free_irq(tx_ring->irq, tx_ring);
1497 static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter *adapter)
1501 if (qlcnic_82xx_check(adapter)) {
1502 if (adapter->ahw->extra_capability[0] &
1503 QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG)
1504 adapter->flags |= QLCNIC_FW_LRO_MSS_CAP;
1506 capab = adapter->ahw->capabilities;
1507 if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab))
1508 adapter->flags |= QLCNIC_FW_LRO_MSS_CAP;
1512 int __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
1515 struct qlcnic_host_rds_ring *rds_ring;
1517 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1520 if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
1522 if (qlcnic_set_eswitch_port_config(adapter))
1524 qlcnic_get_lro_mss_capability(adapter);
1526 if (qlcnic_fw_create_ctx(adapter))
1529 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
1530 rds_ring = &adapter->recv_ctx->rds_rings[ring];
1531 qlcnic_post_rx_buffers(adapter, rds_ring, ring);
1534 qlcnic_set_multi(netdev);
1535 qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu);
1537 adapter->ahw->linkup = 0;
1539 if (adapter->max_sds_rings > 1)
1540 qlcnic_config_rss(adapter, 1);
1542 qlcnic_config_intr_coalesce(adapter);
1544 if (netdev->features & NETIF_F_LRO)
1545 qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED);
1547 set_bit(__QLCNIC_DEV_UP, &adapter->state);
1548 qlcnic_napi_enable(adapter);
1550 qlcnic_linkevent_request(adapter, 1);
1552 adapter->ahw->reset_context = 0;
1556 int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
1561 if (netif_running(netdev))
1562 err = __qlcnic_up(adapter, netdev);
1568 void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
1570 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1573 if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state))
1576 if (qlcnic_sriov_vf_check(adapter))
1577 qlcnic_sriov_cleanup_async_list(&adapter->ahw->sriov->bc);
1579 spin_lock(&adapter->tx_clean_lock);
1580 netif_carrier_off(netdev);
1581 adapter->ahw->linkup = 0;
1582 netif_tx_disable(netdev);
1584 qlcnic_free_mac_list(adapter);
1586 if (adapter->fhash.fnum)
1587 qlcnic_delete_lb_filters(adapter);
1589 qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE);
1591 qlcnic_napi_disable(adapter);
1593 qlcnic_fw_destroy_ctx(adapter);
1594 adapter->flags &= ~QLCNIC_FW_LRO_MSS_CAP;
1596 qlcnic_reset_rx_buffers_list(adapter);
1597 qlcnic_release_tx_buffers(adapter);
1598 spin_unlock(&adapter->tx_clean_lock);
1601 /* Usage: During suspend and firmware recovery module */
1603 void qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
1606 if (netif_running(netdev))
1607 __qlcnic_down(adapter, netdev);
1613 qlcnic_attach(struct qlcnic_adapter *adapter)
1615 struct net_device *netdev = adapter->netdev;
1616 struct pci_dev *pdev = adapter->pdev;
1619 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC)
1622 err = qlcnic_napi_add(adapter, netdev);
1626 err = qlcnic_alloc_sw_resources(adapter);
1628 dev_err(&pdev->dev, "Error in setting sw resources\n");
1629 goto err_out_napi_del;
1632 err = qlcnic_alloc_hw_resources(adapter);
1634 dev_err(&pdev->dev, "Error in setting hw resources\n");
1635 goto err_out_free_sw;
1638 err = qlcnic_request_irq(adapter);
1640 dev_err(&pdev->dev, "failed to setup interrupt\n");
1641 goto err_out_free_hw;
1644 qlcnic_create_sysfs_entries(adapter);
1646 adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC;
1650 qlcnic_free_hw_resources(adapter);
1652 qlcnic_free_sw_resources(adapter);
1654 qlcnic_napi_del(adapter);
1658 void qlcnic_detach(struct qlcnic_adapter *adapter)
1660 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1663 qlcnic_remove_sysfs_entries(adapter);
1665 qlcnic_free_hw_resources(adapter);
1666 qlcnic_release_rx_buffers(adapter);
1667 qlcnic_free_irq(adapter);
1668 qlcnic_napi_del(adapter);
1669 qlcnic_free_sw_resources(adapter);
1674 void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings)
1676 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1677 struct qlcnic_host_sds_ring *sds_ring;
1680 clear_bit(__QLCNIC_DEV_UP, &adapter->state);
1681 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1682 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1683 sds_ring = &adapter->recv_ctx->sds_rings[ring];
1684 qlcnic_disable_int(sds_ring);
1688 qlcnic_fw_destroy_ctx(adapter);
1690 qlcnic_detach(adapter);
1692 adapter->ahw->diag_test = 0;
1693 adapter->max_sds_rings = max_sds_rings;
1695 if (qlcnic_attach(adapter))
1698 if (netif_running(netdev))
1699 __qlcnic_up(adapter, netdev);
1701 netif_device_attach(netdev);
1704 static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter)
1706 struct qlcnic_hardware_context *ahw = adapter->ahw;
1709 adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context),
1711 if (!adapter->recv_ctx) {
1715 /* Initialize interrupt coalesce parameters */
1716 ahw->coal.flag = QLCNIC_INTR_DEFAULT;
1717 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX;
1718 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
1719 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
1720 if (qlcnic_83xx_check(adapter)) {
1721 ahw->coal.tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US;
1722 ahw->coal.tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS;
1725 memset(&adapter->stats, 0, sizeof(adapter->stats));
1730 static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter)
1732 kfree(adapter->recv_ctx);
1733 adapter->recv_ctx = NULL;
1735 if (adapter->ahw->fw_dump.tmpl_hdr) {
1736 vfree(adapter->ahw->fw_dump.tmpl_hdr);
1737 adapter->ahw->fw_dump.tmpl_hdr = NULL;
1740 kfree(adapter->ahw->reset.buff);
1741 adapter->ahw->fw_dump.tmpl_hdr = NULL;
1744 int qlcnic_diag_alloc_res(struct net_device *netdev, int test)
1746 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1747 struct qlcnic_host_sds_ring *sds_ring;
1748 struct qlcnic_host_rds_ring *rds_ring;
1752 netif_device_detach(netdev);
1754 if (netif_running(netdev))
1755 __qlcnic_down(adapter, netdev);
1757 qlcnic_detach(adapter);
1759 adapter->max_sds_rings = 1;
1760 adapter->ahw->diag_test = test;
1761 adapter->ahw->linkup = 0;
1763 ret = qlcnic_attach(adapter);
1765 netif_device_attach(netdev);
1769 ret = qlcnic_fw_create_ctx(adapter);
1771 qlcnic_detach(adapter);
1772 netif_device_attach(netdev);
1776 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
1777 rds_ring = &adapter->recv_ctx->rds_rings[ring];
1778 qlcnic_post_rx_buffers(adapter, rds_ring, ring);
1781 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1782 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1783 sds_ring = &adapter->recv_ctx->sds_rings[ring];
1784 qlcnic_enable_int(sds_ring);
1788 if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) {
1789 adapter->ahw->loopback_state = 0;
1790 qlcnic_linkevent_request(adapter, 1);
1793 set_bit(__QLCNIC_DEV_UP, &adapter->state);
1798 /* Reset context in hardware only */
1800 qlcnic_reset_hw_context(struct qlcnic_adapter *adapter)
1802 struct net_device *netdev = adapter->netdev;
1804 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
1807 netif_device_detach(netdev);
1809 qlcnic_down(adapter, netdev);
1811 qlcnic_up(adapter, netdev);
1813 netif_device_attach(netdev);
1815 clear_bit(__QLCNIC_RESETTING, &adapter->state);
1816 dev_err(&adapter->pdev->dev, "%s:\n", __func__);
1821 qlcnic_reset_context(struct qlcnic_adapter *adapter)
1824 struct net_device *netdev = adapter->netdev;
1826 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
1829 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) {
1831 netif_device_detach(netdev);
1833 if (netif_running(netdev))
1834 __qlcnic_down(adapter, netdev);
1836 qlcnic_detach(adapter);
1838 if (netif_running(netdev)) {
1839 err = qlcnic_attach(adapter);
1841 __qlcnic_up(adapter, netdev);
1842 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
1846 netif_device_attach(netdev);
1849 clear_bit(__QLCNIC_RESETTING, &adapter->state);
1853 void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *adapter)
1855 struct qlcnic_hardware_context *ahw = adapter->ahw;
1856 u16 act_pci_fn = ahw->act_pci_func;
1859 ahw->max_mc_count = QLCNIC_MAX_MC_COUNT;
1860 if (act_pci_fn <= 2)
1861 count = (QLCNIC_MAX_UC_COUNT - QLCNIC_MAX_MC_COUNT) /
1864 count = (QLCNIC_LB_MAX_FILTERS - QLCNIC_MAX_MC_COUNT) /
1866 ahw->max_uc_count = count;
1870 qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev,
1874 struct pci_dev *pdev = adapter->pdev;
1876 adapter->rx_csum = 1;
1877 adapter->ahw->mc_enabled = 0;
1878 qlcnic_set_mac_filter_count(adapter);
1880 netdev->netdev_ops = &qlcnic_netdev_ops;
1881 netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ;
1883 qlcnic_change_mtu(netdev, netdev->mtu);
1885 if (qlcnic_sriov_vf_check(adapter))
1886 SET_ETHTOOL_OPS(netdev, &qlcnic_sriov_vf_ethtool_ops);
1888 SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_ops);
1890 netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM |
1891 NETIF_F_IPV6_CSUM | NETIF_F_GRO |
1892 NETIF_F_HW_VLAN_CTAG_RX);
1893 netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM |
1896 if (QLCNIC_IS_TSO_CAPABLE(adapter)) {
1897 netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6);
1898 netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6);
1901 if (pci_using_dac) {
1902 netdev->features |= NETIF_F_HIGHDMA;
1903 netdev->vlan_features |= NETIF_F_HIGHDMA;
1906 if (qlcnic_vlan_tx_check(adapter))
1907 netdev->features |= (NETIF_F_HW_VLAN_CTAG_TX);
1909 if (qlcnic_sriov_vf_check(adapter))
1910 netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
1912 if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO)
1913 netdev->features |= NETIF_F_LRO;
1915 netdev->hw_features = netdev->features;
1916 netdev->priv_flags |= IFF_UNICAST_FLT;
1917 netdev->irq = adapter->msix_entries[0].vector;
1919 err = register_netdev(netdev);
1921 dev_err(&pdev->dev, "failed to register net device\n");
1928 static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac)
1930 if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) &&
1931 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)))
1933 else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) &&
1934 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)))
1937 dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n");
1944 void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter)
1947 struct qlcnic_host_tx_ring *tx_ring;
1949 for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) {
1950 tx_ring = &adapter->tx_ring[ring];
1951 if (tx_ring && tx_ring->cmd_buf_arr != NULL) {
1952 vfree(tx_ring->cmd_buf_arr);
1953 tx_ring->cmd_buf_arr = NULL;
1956 if (adapter->tx_ring != NULL)
1957 kfree(adapter->tx_ring);
1960 int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter,
1961 struct net_device *netdev)
1963 int ring, vector, index;
1964 struct qlcnic_host_tx_ring *tx_ring;
1965 struct qlcnic_cmd_buffer *cmd_buf_arr;
1967 tx_ring = kcalloc(adapter->max_drv_tx_rings,
1968 sizeof(struct qlcnic_host_tx_ring), GFP_KERNEL);
1969 if (tx_ring == NULL)
1972 adapter->tx_ring = tx_ring;
1974 for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) {
1975 tx_ring = &adapter->tx_ring[ring];
1976 tx_ring->num_desc = adapter->num_txd;
1977 tx_ring->txq = netdev_get_tx_queue(netdev, ring);
1978 cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring));
1979 if (cmd_buf_arr == NULL) {
1980 qlcnic_free_tx_rings(adapter);
1983 memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(tx_ring));
1984 tx_ring->cmd_buf_arr = cmd_buf_arr;
1987 if (qlcnic_83xx_check(adapter)) {
1988 for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) {
1989 tx_ring = &adapter->tx_ring[ring];
1990 tx_ring->adapter = adapter;
1991 if (adapter->flags & QLCNIC_MSIX_ENABLED) {
1992 index = adapter->max_sds_rings + ring;
1993 vector = adapter->msix_entries[index].vector;
1994 tx_ring->irq = vector;
2001 void qlcnic_set_drv_version(struct qlcnic_adapter *adapter)
2003 struct qlcnic_hardware_context *ahw = adapter->ahw;
2006 if (qlcnic_82xx_check(adapter))
2007 fw_cmd = QLCNIC_CMD_82XX_SET_DRV_VER;
2008 else if (qlcnic_83xx_check(adapter))
2009 fw_cmd = QLCNIC_CMD_83XX_SET_DRV_VER;
2011 if ((ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) &&
2012 (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_SET_DRV_VER))
2013 qlcnic_fw_cmd_set_drv_version(adapter, fw_cmd);
2017 qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
2019 struct net_device *netdev = NULL;
2020 struct qlcnic_adapter *adapter = NULL;
2021 struct qlcnic_hardware_context *ahw;
2022 int err, pci_using_dac = -1;
2023 char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */
2025 if (pdev->is_virtfn)
2028 err = pci_enable_device(pdev);
2032 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
2034 goto err_out_disable_pdev;
2037 err = qlcnic_set_dma_mask(pdev, &pci_using_dac);
2039 goto err_out_disable_pdev;
2041 err = pci_request_regions(pdev, qlcnic_driver_name);
2043 goto err_out_disable_pdev;
2045 pci_set_master(pdev);
2046 pci_enable_pcie_error_reporting(pdev);
2048 ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL);
2051 goto err_out_free_res;
2054 switch (ent->device) {
2055 case PCI_DEVICE_ID_QLOGIC_QLE824X:
2056 ahw->hw_ops = &qlcnic_hw_ops;
2057 ahw->reg_tbl = (u32 *) qlcnic_reg_tbl;
2059 case PCI_DEVICE_ID_QLOGIC_QLE834X:
2060 case PCI_DEVICE_ID_QLOGIC_QLE844X:
2061 qlcnic_83xx_register_map(ahw);
2063 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X:
2064 case PCI_DEVICE_ID_QLOGIC_VF_QLE844X:
2065 qlcnic_sriov_vf_register_map(ahw);
2068 goto err_out_free_hw_res;
2071 err = qlcnic_setup_pci_map(pdev, ahw);
2073 goto err_out_free_hw_res;
2075 netdev = alloc_etherdev(sizeof(struct qlcnic_adapter));
2078 goto err_out_iounmap;
2081 SET_NETDEV_DEV(netdev, &pdev->dev);
2083 adapter = netdev_priv(netdev);
2084 adapter->netdev = netdev;
2085 adapter->pdev = pdev;
2088 adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic");
2089 if (adapter->qlcnic_wq == NULL) {
2091 dev_err(&pdev->dev, "Failed to create workqueue\n");
2092 goto err_out_free_netdev;
2095 err = qlcnic_alloc_adapter_resources(adapter);
2097 goto err_out_free_netdev;
2099 adapter->dev_rst_time = jiffies;
2100 adapter->ahw->revision_id = pdev->revision;
2101 if (qlcnic_mac_learn == FDB_MAC_LEARN)
2102 adapter->fdb_mac_learn = true;
2103 else if (qlcnic_mac_learn == DRV_MAC_LEARN)
2104 adapter->drv_mac_learn = true;
2105 adapter->max_drv_tx_rings = 1;
2107 rwlock_init(&adapter->ahw->crb_lock);
2108 mutex_init(&adapter->ahw->mem_lock);
2110 spin_lock_init(&adapter->tx_clean_lock);
2111 INIT_LIST_HEAD(&adapter->mac_list);
2113 if (qlcnic_82xx_check(adapter)) {
2114 qlcnic_check_vf(adapter, ent);
2115 adapter->portnum = adapter->ahw->pci_func;
2116 err = qlcnic_start_firmware(adapter);
2118 dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n");
2119 goto err_out_free_hw;
2122 err = qlcnic_setup_idc_param(adapter);
2124 goto err_out_free_hw;
2126 adapter->flags |= QLCNIC_NEED_FLR;
2127 } else if (qlcnic_83xx_check(adapter)) {
2128 qlcnic_83xx_check_vf(adapter, ent);
2129 adapter->portnum = adapter->ahw->pci_func;
2130 err = qlcnic_83xx_init(adapter, pci_using_dac);
2132 dev_err(&pdev->dev, "%s: failed\n", __func__);
2133 goto err_out_free_hw;
2135 if (qlcnic_sriov_vf_check(adapter))
2139 "%s: failed. Please Reboot\n", __func__);
2140 goto err_out_free_hw;
2143 if (qlcnic_read_mac_addr(adapter))
2144 dev_warn(&pdev->dev, "failed to read mac addr\n");
2146 if (adapter->portnum == 0) {
2147 qlcnic_get_board_name(adapter, board_name);
2149 pr_info("%s: %s Board Chip rev 0x%x\n",
2150 module_name(THIS_MODULE),
2151 board_name, adapter->ahw->revision_id);
2154 if (qlcnic_83xx_check(adapter) && !qlcnic_use_msi_x &&
2156 dev_warn(&pdev->dev,
2157 "Device does not support MSI interrupts\n");
2159 if (qlcnic_82xx_check(adapter)) {
2160 err = qlcnic_setup_intr(adapter, 0);
2162 dev_err(&pdev->dev, "Failed to setup interrupt\n");
2163 goto err_out_disable_msi;
2167 err = qlcnic_get_act_pci_func(adapter);
2169 goto err_out_disable_mbx_intr;
2171 err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac);
2173 goto err_out_disable_mbx_intr;
2175 if (adapter->portnum == 0)
2176 qlcnic_set_drv_version(adapter);
2178 pci_set_drvdata(pdev, adapter);
2180 if (qlcnic_82xx_check(adapter))
2181 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
2184 switch (adapter->ahw->port_type) {
2186 dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n",
2187 adapter->netdev->name);
2190 dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n",
2191 adapter->netdev->name);
2195 if (adapter->drv_mac_learn)
2196 qlcnic_alloc_lb_filters_mem(adapter);
2198 qlcnic_add_sysfs(adapter);
2202 err_out_disable_mbx_intr:
2203 if (qlcnic_83xx_check(adapter))
2204 qlcnic_83xx_free_mbx_intr(adapter);
2206 err_out_disable_msi:
2207 qlcnic_teardown_intr(adapter);
2208 qlcnic_cancel_idc_work(adapter);
2209 qlcnic_clr_all_drv_state(adapter, 0);
2212 qlcnic_free_adapter_resources(adapter);
2214 err_out_free_netdev:
2215 free_netdev(netdev);
2218 qlcnic_cleanup_pci_map(ahw);
2220 err_out_free_hw_res:
2224 pci_release_regions(pdev);
2226 err_out_disable_pdev:
2227 pci_set_drvdata(pdev, NULL);
2228 pci_disable_device(pdev);
2232 static void qlcnic_remove(struct pci_dev *pdev)
2234 struct qlcnic_adapter *adapter;
2235 struct net_device *netdev;
2236 struct qlcnic_hardware_context *ahw;
2238 adapter = pci_get_drvdata(pdev);
2239 if (adapter == NULL)
2242 netdev = adapter->netdev;
2243 qlcnic_sriov_pf_disable(adapter);
2245 qlcnic_cancel_idc_work(adapter);
2248 unregister_netdev(netdev);
2249 qlcnic_sriov_cleanup(adapter);
2251 if (qlcnic_83xx_check(adapter)) {
2252 qlcnic_83xx_register_nic_idc_func(adapter, 0);
2253 cancel_delayed_work_sync(&adapter->idc_aen_work);
2254 qlcnic_83xx_free_mbx_intr(adapter);
2255 qlcnic_83xx_detach_mailbox_work(adapter);
2256 qlcnic_83xx_free_mailbox(ahw->mailbox);
2259 qlcnic_detach(adapter);
2261 if (adapter->npars != NULL)
2262 kfree(adapter->npars);
2263 if (adapter->eswitch != NULL)
2264 kfree(adapter->eswitch);
2266 if (qlcnic_82xx_check(adapter))
2267 qlcnic_clr_all_drv_state(adapter, 0);
2269 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2271 qlcnic_free_lb_filters_mem(adapter);
2273 qlcnic_teardown_intr(adapter);
2275 qlcnic_remove_sysfs(adapter);
2277 qlcnic_cleanup_pci_map(adapter->ahw);
2279 qlcnic_release_firmware(adapter);
2281 pci_disable_pcie_error_reporting(pdev);
2282 pci_release_regions(pdev);
2283 pci_disable_device(pdev);
2284 pci_set_drvdata(pdev, NULL);
2286 if (adapter->qlcnic_wq) {
2287 destroy_workqueue(adapter->qlcnic_wq);
2288 adapter->qlcnic_wq = NULL;
2290 qlcnic_free_adapter_resources(adapter);
2292 free_netdev(netdev);
2295 static void qlcnic_shutdown(struct pci_dev *pdev)
2297 if (__qlcnic_shutdown(pdev))
2300 pci_disable_device(pdev);
2304 static int qlcnic_suspend(struct pci_dev *pdev, pm_message_t state)
2308 retval = __qlcnic_shutdown(pdev);
2312 pci_set_power_state(pdev, pci_choose_state(pdev, state));
2316 static int qlcnic_resume(struct pci_dev *pdev)
2318 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
2321 err = pci_enable_device(pdev);
2325 pci_set_power_state(pdev, PCI_D0);
2326 pci_set_master(pdev);
2327 pci_restore_state(pdev);
2329 return __qlcnic_resume(adapter);
2333 static int qlcnic_open(struct net_device *netdev)
2335 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2338 netif_carrier_off(netdev);
2340 err = qlcnic_attach(adapter);
2344 err = __qlcnic_up(adapter, netdev);
2348 netif_start_queue(netdev);
2353 qlcnic_detach(adapter);
2358 * qlcnic_close - Disables a network interface entry point
2360 static int qlcnic_close(struct net_device *netdev)
2362 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2364 __qlcnic_down(adapter, netdev);
2369 void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter)
2373 struct net_device *netdev = adapter->netdev;
2374 u32 filter_size = 0;
2375 u16 act_pci_func = 0;
2377 if (adapter->fhash.fmax && adapter->fhash.fhead)
2380 act_pci_func = adapter->ahw->act_pci_func;
2381 spin_lock_init(&adapter->mac_learn_lock);
2382 spin_lock_init(&adapter->rx_mac_learn_lock);
2384 if (qlcnic_82xx_check(adapter)) {
2385 filter_size = QLCNIC_LB_MAX_FILTERS;
2386 adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE;
2388 filter_size = QLC_83XX_LB_MAX_FILTERS;
2389 adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE;
2392 head = kcalloc(adapter->fhash.fbucket_size,
2393 sizeof(struct hlist_head), GFP_ATOMIC);
2398 adapter->fhash.fmax = (filter_size / act_pci_func);
2399 adapter->fhash.fhead = head;
2401 netdev_info(netdev, "active nic func = %d, mac filter size=%d\n",
2402 act_pci_func, adapter->fhash.fmax);
2404 for (i = 0; i < adapter->fhash.fbucket_size; i++)
2405 INIT_HLIST_HEAD(&adapter->fhash.fhead[i]);
2407 adapter->rx_fhash.fbucket_size = adapter->fhash.fbucket_size;
2409 head = kcalloc(adapter->rx_fhash.fbucket_size,
2410 sizeof(struct hlist_head), GFP_ATOMIC);
2415 adapter->rx_fhash.fmax = (filter_size / act_pci_func);
2416 adapter->rx_fhash.fhead = head;
2418 for (i = 0; i < adapter->rx_fhash.fbucket_size; i++)
2419 INIT_HLIST_HEAD(&adapter->rx_fhash.fhead[i]);
2422 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter)
2424 if (adapter->fhash.fmax && adapter->fhash.fhead)
2425 kfree(adapter->fhash.fhead);
2427 adapter->fhash.fhead = NULL;
2428 adapter->fhash.fmax = 0;
2430 if (adapter->rx_fhash.fmax && adapter->rx_fhash.fhead)
2431 kfree(adapter->rx_fhash.fhead);
2433 adapter->rx_fhash.fmax = 0;
2434 adapter->rx_fhash.fhead = NULL;
2437 int qlcnic_check_temp(struct qlcnic_adapter *adapter)
2439 struct net_device *netdev = adapter->netdev;
2440 u32 temp_state, temp_val, temp = 0;
2443 if (qlcnic_83xx_check(adapter))
2444 temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP);
2446 if (qlcnic_82xx_check(adapter))
2447 temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP);
2449 temp_state = qlcnic_get_temp_state(temp);
2450 temp_val = qlcnic_get_temp_val(temp);
2452 if (temp_state == QLCNIC_TEMP_PANIC) {
2453 dev_err(&netdev->dev,
2454 "Device temperature %d degrees C exceeds"
2455 " maximum allowed. Hardware has been shut down.\n",
2458 } else if (temp_state == QLCNIC_TEMP_WARN) {
2459 if (adapter->ahw->temp == QLCNIC_TEMP_NORMAL) {
2460 dev_err(&netdev->dev,
2461 "Device temperature %d degrees C "
2462 "exceeds operating range."
2463 " Immediate action needed.\n",
2467 if (adapter->ahw->temp == QLCNIC_TEMP_WARN) {
2468 dev_info(&netdev->dev,
2469 "Device temperature is now %d degrees C"
2470 " in normal range.\n", temp_val);
2473 adapter->ahw->temp = temp_state;
2477 static void qlcnic_tx_timeout(struct net_device *netdev)
2479 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2481 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
2484 if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS) {
2485 netdev_info(netdev, "Tx timeout, reset the adapter.\n");
2486 if (qlcnic_82xx_check(adapter))
2487 adapter->need_fw_reset = 1;
2488 else if (qlcnic_83xx_check(adapter))
2489 qlcnic_83xx_idc_request_reset(adapter,
2490 QLCNIC_FORCE_FW_DUMP_KEY);
2492 netdev_info(netdev, "Tx timeout, reset adapter context.\n");
2493 adapter->ahw->reset_context = 1;
2497 static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev)
2499 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2500 struct net_device_stats *stats = &netdev->stats;
2502 stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts;
2503 stats->tx_packets = adapter->stats.xmitfinished;
2504 stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes;
2505 stats->tx_bytes = adapter->stats.txbytes;
2506 stats->rx_dropped = adapter->stats.rxdropped;
2507 stats->tx_dropped = adapter->stats.txdropped;
2512 irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter)
2516 status = readl(adapter->isr_int_vec);
2518 if (!(status & adapter->ahw->int_vec_bit))
2521 /* check interrupt state machine, to be sure */
2522 status = readl(adapter->crb_int_state_reg);
2523 if (!ISR_LEGACY_INT_TRIGGERED(status))
2526 writel(0xffffffff, adapter->tgt_status_reg);
2527 /* read twice to ensure write is flushed */
2528 readl(adapter->isr_int_vec);
2529 readl(adapter->isr_int_vec);
2534 static irqreturn_t qlcnic_tmp_intr(int irq, void *data)
2536 struct qlcnic_host_sds_ring *sds_ring = data;
2537 struct qlcnic_adapter *adapter = sds_ring->adapter;
2539 if (adapter->flags & QLCNIC_MSIX_ENABLED)
2541 else if (adapter->flags & QLCNIC_MSI_ENABLED) {
2542 writel(0xffffffff, adapter->tgt_status_reg);
2546 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
2550 adapter->ahw->diag_cnt++;
2551 qlcnic_enable_int(sds_ring);
2555 static irqreturn_t qlcnic_intr(int irq, void *data)
2557 struct qlcnic_host_sds_ring *sds_ring = data;
2558 struct qlcnic_adapter *adapter = sds_ring->adapter;
2560 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
2563 napi_schedule(&sds_ring->napi);
2568 static irqreturn_t qlcnic_msi_intr(int irq, void *data)
2570 struct qlcnic_host_sds_ring *sds_ring = data;
2571 struct qlcnic_adapter *adapter = sds_ring->adapter;
2573 /* clear interrupt */
2574 writel(0xffffffff, adapter->tgt_status_reg);
2576 napi_schedule(&sds_ring->napi);
2580 static irqreturn_t qlcnic_msix_intr(int irq, void *data)
2582 struct qlcnic_host_sds_ring *sds_ring = data;
2584 napi_schedule(&sds_ring->napi);
2588 static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data)
2590 struct qlcnic_host_tx_ring *tx_ring = data;
2592 napi_schedule(&tx_ring->napi);
2596 #ifdef CONFIG_NET_POLL_CONTROLLER
2597 static void qlcnic_poll_controller(struct net_device *netdev)
2600 struct qlcnic_host_sds_ring *sds_ring;
2601 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2602 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
2604 disable_irq(adapter->irq);
2605 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
2606 sds_ring = &recv_ctx->sds_rings[ring];
2607 qlcnic_intr(adapter->irq, sds_ring);
2609 enable_irq(adapter->irq);
2614 qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding)
2618 val = adapter->portnum & 0xf;
2619 val |= encoding << 7;
2620 val |= (jiffies - adapter->dev_rst_time) << 8;
2622 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val);
2623 adapter->dev_rst_time = jiffies;
2627 qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state)
2631 WARN_ON(state != QLCNIC_DEV_NEED_RESET &&
2632 state != QLCNIC_DEV_NEED_QUISCENT);
2634 if (qlcnic_api_lock(adapter))
2637 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2639 if (state == QLCNIC_DEV_NEED_RESET)
2640 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
2641 else if (state == QLCNIC_DEV_NEED_QUISCENT)
2642 QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum);
2644 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2646 qlcnic_api_unlock(adapter);
2652 qlcnic_clr_drv_state(struct qlcnic_adapter *adapter)
2656 if (qlcnic_api_lock(adapter))
2659 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2660 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
2661 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2663 qlcnic_api_unlock(adapter);
2668 void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed)
2672 if (qlcnic_api_lock(adapter))
2675 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
2676 QLC_DEV_CLR_REF_CNT(val, adapter->portnum);
2677 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
2680 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
2682 dev_info(&adapter->pdev->dev,
2683 "Device state set to Failed. Please Reboot\n");
2684 } else if (!(val & 0x11111111))
2685 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
2688 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2689 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
2690 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2692 qlcnic_api_unlock(adapter);
2694 adapter->fw_fail_cnt = 0;
2695 adapter->flags &= ~QLCNIC_FW_HANG;
2696 clear_bit(__QLCNIC_START_FW, &adapter->state);
2697 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2700 /* Grab api lock, before checking state */
2702 qlcnic_check_drv_state(struct qlcnic_adapter *adapter)
2704 int act, state, active_mask;
2705 struct qlcnic_hardware_context *ahw = adapter->ahw;
2707 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2708 act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
2710 if (adapter->flags & QLCNIC_FW_RESET_OWNER) {
2711 active_mask = (~(1 << (ahw->pci_func * 4)));
2712 act = act & active_mask;
2715 if (((state & 0x11111111) == (act & 0x11111111)) ||
2716 ((act & 0x11111111) == ((state >> 1) & 0x11111111)))
2722 static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter)
2724 u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER);
2726 if (val != QLCNIC_DRV_IDC_VER) {
2727 dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's"
2728 " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val);
2735 qlcnic_can_start_firmware(struct qlcnic_adapter *adapter)
2737 u32 val, prev_state;
2738 u8 dev_init_timeo = adapter->dev_init_timeo;
2739 u8 portnum = adapter->portnum;
2742 if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state))
2745 if (qlcnic_api_lock(adapter))
2748 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
2749 if (!(val & (1 << (portnum * 4)))) {
2750 QLC_DEV_SET_REF_CNT(val, portnum);
2751 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
2754 prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2755 QLCDB(adapter, HW, "Device state = %u\n", prev_state);
2757 switch (prev_state) {
2758 case QLCNIC_DEV_COLD:
2759 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
2760 QLCNIC_DEV_INITIALIZING);
2761 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER,
2762 QLCNIC_DRV_IDC_VER);
2763 qlcnic_idc_debug_info(adapter, 0);
2764 qlcnic_api_unlock(adapter);
2767 case QLCNIC_DEV_READY:
2768 ret = qlcnic_check_idc_ver(adapter);
2769 qlcnic_api_unlock(adapter);
2772 case QLCNIC_DEV_NEED_RESET:
2773 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2774 QLC_DEV_SET_RST_RDY(val, portnum);
2775 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2778 case QLCNIC_DEV_NEED_QUISCENT:
2779 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2780 QLC_DEV_SET_QSCNT_RDY(val, portnum);
2781 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2784 case QLCNIC_DEV_FAILED:
2785 dev_err(&adapter->pdev->dev, "Device in failed state.\n");
2786 qlcnic_api_unlock(adapter);
2789 case QLCNIC_DEV_INITIALIZING:
2790 case QLCNIC_DEV_QUISCENT:
2794 qlcnic_api_unlock(adapter);
2798 prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2800 if (prev_state == QLCNIC_DEV_QUISCENT)
2802 } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo);
2804 if (!dev_init_timeo) {
2805 dev_err(&adapter->pdev->dev,
2806 "Waiting for device to initialize timeout\n");
2810 if (qlcnic_api_lock(adapter))
2813 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2814 QLC_DEV_CLR_RST_QSCNT(val, portnum);
2815 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2817 ret = qlcnic_check_idc_ver(adapter);
2818 qlcnic_api_unlock(adapter);
2824 qlcnic_fwinit_work(struct work_struct *work)
2826 struct qlcnic_adapter *adapter = container_of(work,
2827 struct qlcnic_adapter, fw_work.work);
2828 u32 dev_state = 0xf;
2831 if (qlcnic_api_lock(adapter))
2834 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2835 if (dev_state == QLCNIC_DEV_QUISCENT ||
2836 dev_state == QLCNIC_DEV_NEED_QUISCENT) {
2837 qlcnic_api_unlock(adapter);
2838 qlcnic_schedule_work(adapter, qlcnic_fwinit_work,
2843 if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
2844 qlcnic_api_unlock(adapter);
2848 if (dev_state == QLCNIC_DEV_INITIALIZING ||
2849 dev_state == QLCNIC_DEV_READY) {
2850 dev_info(&adapter->pdev->dev, "Detected state change from "
2851 "DEV_NEED_RESET, skipping ack check\n");
2852 goto skip_ack_check;
2855 if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) {
2856 dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n",
2857 adapter->reset_ack_timeo);
2858 goto skip_ack_check;
2861 if (!qlcnic_check_drv_state(adapter)) {
2863 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2865 if (dev_state == QLCNIC_DEV_NEED_RESET) {
2866 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
2867 QLCNIC_DEV_INITIALIZING);
2868 set_bit(__QLCNIC_START_FW, &adapter->state);
2869 QLCDB(adapter, DRV, "Restarting fw\n");
2870 qlcnic_idc_debug_info(adapter, 0);
2871 val = QLC_SHARED_REG_RD32(adapter,
2872 QLCNIC_CRB_DRV_STATE);
2873 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
2874 QLC_SHARED_REG_WR32(adapter,
2875 QLCNIC_CRB_DRV_STATE, val);
2878 qlcnic_api_unlock(adapter);
2881 if (adapter->ahw->fw_dump.enable &&
2882 (adapter->flags & QLCNIC_FW_RESET_OWNER)) {
2883 QLCDB(adapter, DRV, "Take FW dump\n");
2884 qlcnic_dump_fw(adapter);
2885 adapter->flags |= QLCNIC_FW_HANG;
2889 adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
2890 if (!adapter->nic_ops->start_firmware(adapter)) {
2891 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
2892 adapter->fw_wait_cnt = 0;
2898 qlcnic_api_unlock(adapter);
2901 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2902 QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state);
2904 switch (dev_state) {
2905 case QLCNIC_DEV_READY:
2906 if (!qlcnic_start_firmware(adapter)) {
2907 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
2908 adapter->fw_wait_cnt = 0;
2911 case QLCNIC_DEV_FAILED:
2914 qlcnic_schedule_work(adapter,
2915 qlcnic_fwinit_work, FW_POLL_DELAY);
2920 dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u "
2921 "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt);
2922 netif_device_attach(adapter->netdev);
2923 qlcnic_clr_all_drv_state(adapter, 0);
2927 qlcnic_detach_work(struct work_struct *work)
2929 struct qlcnic_adapter *adapter = container_of(work,
2930 struct qlcnic_adapter, fw_work.work);
2931 struct net_device *netdev = adapter->netdev;
2934 netif_device_detach(netdev);
2936 /* Dont grab rtnl lock during Quiscent mode */
2937 if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) {
2938 if (netif_running(netdev))
2939 __qlcnic_down(adapter, netdev);
2941 qlcnic_down(adapter, netdev);
2943 status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
2945 if (status & QLCNIC_RCODE_FATAL_ERROR) {
2946 dev_err(&adapter->pdev->dev,
2947 "Detaching the device: peg halt status1=0x%x\n",
2950 if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) {
2951 dev_err(&adapter->pdev->dev,
2952 "On board active cooling fan failed. "
2953 "Device has been halted.\n");
2954 dev_err(&adapter->pdev->dev,
2955 "Replace the adapter.\n");
2961 if (adapter->ahw->temp == QLCNIC_TEMP_PANIC) {
2962 dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n",
2963 adapter->ahw->temp);
2967 /* Dont ack if this instance is the reset owner */
2968 if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) {
2969 if (qlcnic_set_drv_state(adapter, adapter->dev_state)) {
2970 dev_err(&adapter->pdev->dev,
2971 "Failed to set driver state,"
2972 "detaching the device.\n");
2977 adapter->fw_wait_cnt = 0;
2979 qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY);
2984 netif_device_attach(netdev);
2985 qlcnic_clr_all_drv_state(adapter, 1);
2988 /*Transit NPAR state to NON Operational */
2990 qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter)
2994 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE);
2995 if (state == QLCNIC_DEV_NPAR_NON_OPER)
2998 if (qlcnic_api_lock(adapter))
3000 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3001 QLCNIC_DEV_NPAR_NON_OPER);
3002 qlcnic_api_unlock(adapter);
3005 void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter, u32 key)
3007 u32 state, xg_val = 0, gb_val = 0;
3009 qlcnic_xg_set_xg0_mask(xg_val);
3010 qlcnic_xg_set_xg1_mask(xg_val);
3011 QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val);
3012 qlcnic_gb_set_gb0_mask(gb_val);
3013 qlcnic_gb_set_gb1_mask(gb_val);
3014 qlcnic_gb_set_gb2_mask(gb_val);
3015 qlcnic_gb_set_gb3_mask(gb_val);
3016 QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val);
3017 dev_info(&adapter->pdev->dev, "Pause control frames disabled"
3019 adapter->need_fw_reset = 1;
3021 if (qlcnic_api_lock(adapter))
3024 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3026 if (state == QLCNIC_DEV_READY) {
3027 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3028 QLCNIC_DEV_NEED_RESET);
3029 adapter->flags |= QLCNIC_FW_RESET_OWNER;
3030 QLCDB(adapter, DRV, "NEED_RESET state set\n");
3031 qlcnic_idc_debug_info(adapter, 0);
3034 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3035 QLCNIC_DEV_NPAR_NON_OPER);
3036 qlcnic_api_unlock(adapter);
3039 /* Transit to NPAR READY state from NPAR NOT READY state */
3041 qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter)
3043 if (qlcnic_api_lock(adapter))
3046 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3047 QLCNIC_DEV_NPAR_OPER);
3048 QLCDB(adapter, DRV, "NPAR operational state set\n");
3050 qlcnic_api_unlock(adapter);
3053 void qlcnic_schedule_work(struct qlcnic_adapter *adapter,
3054 work_func_t func, int delay)
3056 if (test_bit(__QLCNIC_AER, &adapter->state))
3059 INIT_DELAYED_WORK(&adapter->fw_work, func);
3060 queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work,
3061 round_jiffies_relative(delay));
3065 qlcnic_attach_work(struct work_struct *work)
3067 struct qlcnic_adapter *adapter = container_of(work,
3068 struct qlcnic_adapter, fw_work.work);
3069 struct net_device *netdev = adapter->netdev;
3072 if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) {
3073 npar_state = QLC_SHARED_REG_RD32(adapter,
3074 QLCNIC_CRB_DEV_NPAR_STATE);
3075 if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO)
3076 qlcnic_clr_all_drv_state(adapter, 0);
3077 else if (npar_state != QLCNIC_DEV_NPAR_OPER)
3078 qlcnic_schedule_work(adapter, qlcnic_attach_work,
3082 QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n");
3086 if (netif_running(netdev)) {
3087 if (qlcnic_up(adapter, netdev))
3090 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3094 netif_device_attach(netdev);
3095 adapter->fw_fail_cnt = 0;
3096 adapter->flags &= ~QLCNIC_FW_HANG;
3097 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3098 if (adapter->portnum == 0)
3099 qlcnic_set_drv_version(adapter);
3101 if (!qlcnic_clr_drv_state(adapter))
3102 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
3107 qlcnic_check_health(struct qlcnic_adapter *adapter)
3109 u32 state = 0, heartbeat;
3113 if (qlcnic_check_temp(adapter))
3116 if (adapter->need_fw_reset)
3117 qlcnic_dev_request_reset(adapter, 0);
3119 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3120 if (state == QLCNIC_DEV_NEED_RESET) {
3121 qlcnic_set_npar_non_operational(adapter);
3122 adapter->need_fw_reset = 1;
3123 } else if (state == QLCNIC_DEV_NEED_QUISCENT)
3126 heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER);
3127 if (heartbeat != adapter->heartbeat) {
3128 adapter->heartbeat = heartbeat;
3129 adapter->fw_fail_cnt = 0;
3130 if (adapter->need_fw_reset)
3133 if (adapter->ahw->reset_context && qlcnic_auto_fw_reset)
3134 qlcnic_reset_hw_context(adapter);
3139 if (++adapter->fw_fail_cnt < FW_FAIL_THRESH)
3142 adapter->flags |= QLCNIC_FW_HANG;
3144 qlcnic_dev_request_reset(adapter, 0);
3146 if (qlcnic_auto_fw_reset)
3147 clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
3149 dev_err(&adapter->pdev->dev, "firmware hang detected\n");
3150 peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
3151 dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n"
3152 "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n"
3153 "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n"
3154 "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n"
3155 "PEG_NET_4_PC: 0x%x\n",
3157 QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2),
3158 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c, &err),
3159 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c, &err),
3160 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c, &err),
3161 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c, &err),
3162 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c, &err));
3163 if (QLCNIC_FWERROR_CODE(peg_status) == 0x67)
3164 dev_err(&adapter->pdev->dev,
3165 "Firmware aborted with error code 0x00006700. "
3166 "Device is being reset.\n");
3168 adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state :
3169 QLCNIC_DEV_NEED_RESET;
3171 if (qlcnic_auto_fw_reset && !test_and_set_bit(__QLCNIC_RESETTING,
3174 qlcnic_schedule_work(adapter, qlcnic_detach_work, 0);
3175 QLCDB(adapter, DRV, "fw recovery scheduled.\n");
3181 void qlcnic_fw_poll_work(struct work_struct *work)
3183 struct qlcnic_adapter *adapter = container_of(work,
3184 struct qlcnic_adapter, fw_work.work);
3186 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
3190 if (qlcnic_check_health(adapter))
3193 if (adapter->fhash.fnum)
3194 qlcnic_prune_lb_filters(adapter);
3197 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY);
3200 static int qlcnic_is_first_func(struct pci_dev *pdev)
3202 struct pci_dev *oth_pdev;
3203 int val = pdev->devfn;
3206 oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr
3207 (pdev->bus), pdev->bus->number,
3208 PCI_DEVFN(PCI_SLOT(pdev->devfn), val));
3212 if (oth_pdev->current_state != PCI_D3cold) {
3213 pci_dev_put(oth_pdev);
3216 pci_dev_put(oth_pdev);
3221 static int qlcnic_attach_func(struct pci_dev *pdev)
3223 int err, first_func;
3224 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3225 struct net_device *netdev = adapter->netdev;
3227 pdev->error_state = pci_channel_io_normal;
3229 err = pci_enable_device(pdev);
3233 pci_set_master(pdev);
3234 pci_restore_state(pdev);
3236 first_func = qlcnic_is_first_func(pdev);
3238 if (qlcnic_api_lock(adapter))
3241 if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) {
3242 adapter->need_fw_reset = 1;
3243 set_bit(__QLCNIC_START_FW, &adapter->state);
3244 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3245 QLCNIC_DEV_INITIALIZING);
3246 QLCDB(adapter, DRV, "Restarting fw\n");
3248 qlcnic_api_unlock(adapter);
3250 err = qlcnic_start_firmware(adapter);
3254 qlcnic_clr_drv_state(adapter);
3255 kfree(adapter->msix_entries);
3256 adapter->msix_entries = NULL;
3257 err = qlcnic_setup_intr(adapter, 0);
3260 kfree(adapter->msix_entries);
3261 netdev_err(netdev, "failed to setup interrupt\n");
3265 if (qlcnic_83xx_check(adapter)) {
3266 /* register for NIC IDC AEN Events */
3267 qlcnic_83xx_register_nic_idc_func(adapter, 1);
3268 err = qlcnic_83xx_setup_mbx_intr(adapter);
3270 dev_err(&adapter->pdev->dev,
3271 "failed to setup mbx interrupt\n");
3272 qlcnic_clr_all_drv_state(adapter, 1);
3273 clear_bit(__QLCNIC_AER, &adapter->state);
3278 if (netif_running(netdev)) {
3279 err = qlcnic_attach(adapter);
3281 qlcnic_clr_all_drv_state(adapter, 1);
3282 clear_bit(__QLCNIC_AER, &adapter->state);
3283 netif_device_attach(netdev);
3287 err = qlcnic_up(adapter, netdev);
3291 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3294 netif_device_attach(netdev);
3298 static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev,
3299 pci_channel_state_t state)
3301 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3302 struct net_device *netdev = adapter->netdev;
3304 if (state == pci_channel_io_perm_failure)
3305 return PCI_ERS_RESULT_DISCONNECT;
3307 if (state == pci_channel_io_normal)
3308 return PCI_ERS_RESULT_RECOVERED;
3310 set_bit(__QLCNIC_AER, &adapter->state);
3311 netif_device_detach(netdev);
3313 cancel_delayed_work_sync(&adapter->fw_work);
3315 if (netif_running(netdev))
3316 qlcnic_down(adapter, netdev);
3318 if (qlcnic_83xx_check(adapter)) {
3319 qlcnic_83xx_free_mbx_intr(adapter);
3320 qlcnic_83xx_register_nic_idc_func(adapter, 0);
3321 cancel_delayed_work_sync(&adapter->idc_aen_work);
3324 qlcnic_detach(adapter);
3325 qlcnic_teardown_intr(adapter);
3327 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3329 pci_save_state(pdev);
3330 pci_disable_device(pdev);
3332 return PCI_ERS_RESULT_NEED_RESET;
3335 static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev)
3337 return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT :
3338 PCI_ERS_RESULT_RECOVERED;
3341 static void qlcnic_io_resume(struct pci_dev *pdev)
3344 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3346 pci_cleanup_aer_uncorrect_error_status(pdev);
3347 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3348 if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER,
3350 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
3355 qlcnicvf_start_firmware(struct qlcnic_adapter *adapter)
3359 err = qlcnic_can_start_firmware(adapter);
3363 err = qlcnic_check_npar_opertional(adapter);
3367 err = qlcnic_initialize_nic(adapter);
3371 qlcnic_check_options(adapter);
3373 err = qlcnic_set_eswitch_port_config(adapter);
3377 adapter->need_fw_reset = 0;
3382 int qlcnic_validate_max_rss(struct qlcnic_adapter *adapter,
3385 struct net_device *netdev = adapter->netdev;
3386 u8 max_hw = adapter->ahw->max_rx_ques;
3389 if (val > QLC_MAX_SDS_RINGS) {
3390 netdev_err(netdev, "RSS value should not be higher than %u\n",
3395 max_allowed = rounddown_pow_of_two(min_t(int, max_hw,
3396 num_online_cpus()));
3397 if ((val > max_allowed) || (val < 2) || !is_power_of_2(val)) {
3398 if (!is_power_of_2(val))
3399 netdev_err(netdev, "RSS value should be a power of 2\n");
3402 netdev_err(netdev, "RSS value should not be lower than 2\n");
3406 "RSS value should not be higher than[%u], the max RSS rings supported by the adapter\n",
3409 if (val > num_online_cpus())
3411 "RSS value should not be higher than[%u], number of online CPUs in the system\n",
3414 netdev_err(netdev, "Unable to configure %u RSS rings\n", val);
3421 int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data, size_t len)
3424 struct net_device *netdev = adapter->netdev;
3426 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
3429 netif_device_detach(netdev);
3430 if (netif_running(netdev))
3431 __qlcnic_down(adapter, netdev);
3433 qlcnic_detach(adapter);
3435 if (qlcnic_83xx_check(adapter)) {
3436 qlcnic_83xx_free_mbx_intr(adapter);
3437 qlcnic_83xx_enable_mbx_poll(adapter);
3440 qlcnic_teardown_intr(adapter);
3441 err = qlcnic_setup_intr(adapter, data);
3443 kfree(adapter->msix_entries);
3444 netdev_err(netdev, "failed to setup interrupt\n");
3448 if (qlcnic_83xx_check(adapter)) {
3449 /* register for NIC IDC AEN Events */
3450 qlcnic_83xx_register_nic_idc_func(adapter, 1);
3451 err = qlcnic_83xx_setup_mbx_intr(adapter);
3452 qlcnic_83xx_disable_mbx_poll(adapter);
3454 dev_err(&adapter->pdev->dev,
3455 "failed to setup mbx interrupt\n");
3460 if (netif_running(netdev)) {
3461 err = qlcnic_attach(adapter);
3464 err = __qlcnic_up(adapter, netdev);
3467 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3471 netif_device_attach(netdev);
3472 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3478 #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
3481 qlcnic_config_indev_addr(struct qlcnic_adapter *adapter,
3482 struct net_device *dev, unsigned long event)
3484 struct in_device *indev;
3486 indev = in_dev_get(dev);
3493 qlcnic_config_ipaddr(adapter,
3494 ifa->ifa_address, QLCNIC_IP_UP);
3497 qlcnic_config_ipaddr(adapter,
3498 ifa->ifa_address, QLCNIC_IP_DOWN);
3503 } endfor_ifa(indev);
3508 void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event)
3510 struct qlcnic_adapter *adapter = netdev_priv(netdev);
3511 struct net_device *dev;
3514 qlcnic_config_indev_addr(adapter, netdev, event);
3517 for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) {
3518 dev = __vlan_find_dev_deep(netdev, htons(ETH_P_8021Q), vid);
3521 qlcnic_config_indev_addr(adapter, dev, event);
3526 static int qlcnic_netdev_event(struct notifier_block *this,
3527 unsigned long event, void *ptr)
3529 struct qlcnic_adapter *adapter;
3530 struct net_device *dev = netdev_notifier_info_to_dev(ptr);
3536 if (dev->priv_flags & IFF_802_1Q_VLAN) {
3537 dev = vlan_dev_real_dev(dev);
3541 if (!is_qlcnic_netdev(dev))
3544 adapter = netdev_priv(dev);
3549 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
3552 qlcnic_config_indev_addr(adapter, dev, event);
3558 qlcnic_inetaddr_event(struct notifier_block *this,
3559 unsigned long event, void *ptr)
3561 struct qlcnic_adapter *adapter;
3562 struct net_device *dev;
3564 struct in_ifaddr *ifa = (struct in_ifaddr *)ptr;
3566 dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL;
3572 if (dev->priv_flags & IFF_802_1Q_VLAN) {
3573 dev = vlan_dev_real_dev(dev);
3577 if (!is_qlcnic_netdev(dev))
3580 adapter = netdev_priv(dev);
3585 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
3590 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP);
3594 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN);
3605 static struct notifier_block qlcnic_netdev_cb = {
3606 .notifier_call = qlcnic_netdev_event,
3609 static struct notifier_block qlcnic_inetaddr_cb = {
3610 .notifier_call = qlcnic_inetaddr_event,
3613 void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event)
3616 static const struct pci_error_handlers qlcnic_err_handler = {
3617 .error_detected = qlcnic_io_error_detected,
3618 .slot_reset = qlcnic_io_slot_reset,
3619 .resume = qlcnic_io_resume,
3622 static struct pci_driver qlcnic_driver = {
3623 .name = qlcnic_driver_name,
3624 .id_table = qlcnic_pci_tbl,
3625 .probe = qlcnic_probe,
3626 .remove = qlcnic_remove,
3628 .suspend = qlcnic_suspend,
3629 .resume = qlcnic_resume,
3631 .shutdown = qlcnic_shutdown,
3632 .err_handler = &qlcnic_err_handler,
3633 #ifdef CONFIG_QLCNIC_SRIOV
3634 .sriov_configure = qlcnic_pci_sriov_configure,
3639 static int __init qlcnic_init_module(void)
3643 printk(KERN_INFO "%s\n", qlcnic_driver_string);
3646 register_netdevice_notifier(&qlcnic_netdev_cb);
3647 register_inetaddr_notifier(&qlcnic_inetaddr_cb);
3650 ret = pci_register_driver(&qlcnic_driver);
3653 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
3654 unregister_netdevice_notifier(&qlcnic_netdev_cb);
3661 module_init(qlcnic_init_module);
3663 static void __exit qlcnic_exit_module(void)
3665 pci_unregister_driver(&qlcnic_driver);
3668 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
3669 unregister_netdevice_notifier(&qlcnic_netdev_cb);
3673 module_exit(qlcnic_exit_module);