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 void qlcnic_set_netdev_features(struct qlcnic_adapter *,
88 struct qlcnic_esw_func_cfg *);
89 static int qlcnic_vlan_rx_add(struct net_device *, __be16, u16);
90 static int qlcnic_vlan_rx_del(struct net_device *, __be16, u16);
92 #define QLCNIC_IS_TSO_CAPABLE(adapter) \
93 ((adapter)->ahw->capabilities & QLCNIC_FW_CAPABILITY_TSO)
95 static u32 qlcnic_vlan_tx_check(struct qlcnic_adapter *adapter)
97 struct qlcnic_hardware_context *ahw = adapter->ahw;
99 if (adapter->pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X)
100 return ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX;
105 /* PCI Device ID Table */
106 #define ENTRY(device) \
107 {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \
108 .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0}
110 static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl) = {
111 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X),
112 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X),
113 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE834X),
117 MODULE_DEVICE_TABLE(pci, qlcnic_pci_tbl);
120 inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring *tx_ring)
122 writel(tx_ring->producer, tx_ring->crb_cmd_producer);
125 static const u32 msi_tgt_status[8] = {
126 ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1,
127 ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3,
128 ISR_INT_TARGET_STATUS_F4, ISR_INT_TARGET_STATUS_F5,
129 ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7
132 static const u32 qlcnic_reg_tbl[] = {
133 0x1B20A8, /* PEG_HALT_STAT1 */
134 0x1B20AC, /* PEG_HALT_STAT2 */
135 0x1B20B0, /* FW_HEARTBEAT */
136 0x1B2100, /* LOCK ID */
137 0x1B2128, /* FW_CAPABILITIES */
138 0x1B2138, /* drv active */
139 0x1B2140, /* dev state */
140 0x1B2144, /* drv state */
141 0x1B2148, /* drv scratch */
142 0x1B214C, /* dev partition info */
143 0x1B2174, /* drv idc ver */
144 0x1B2150, /* fw version major */
145 0x1B2154, /* fw version minor */
146 0x1B2158, /* fw version sub */
147 0x1B219C, /* npar state */
148 0x1B21FC, /* FW_IMG_VALID */
149 0x1B2250, /* CMD_PEG_STATE */
150 0x1B233C, /* RCV_PEG_STATE */
151 0x1B23B4, /* ASIC TEMP */
152 0x1B216C, /* FW api */
153 0x1B2170, /* drv op mode */
154 0x13C010, /* flash lock */
155 0x13C014, /* flash unlock */
158 static const struct qlcnic_board_info qlcnic_boards[] = {
159 { PCI_VENDOR_ID_QLOGIC,
160 PCI_DEVICE_ID_QLOGIC_QLE834X,
161 PCI_VENDOR_ID_QLOGIC,
163 "8300 Series Dual Port 10GbE Converged Network Adapter "
164 "(TCP/IP Networking)" },
165 { PCI_VENDOR_ID_QLOGIC,
166 PCI_DEVICE_ID_QLOGIC_QLE834X,
167 PCI_VENDOR_ID_QLOGIC,
169 "8300 Series Single Port 10GbE Converged Network Adapter "
170 "(TCP/IP Networking)" },
171 { PCI_VENDOR_ID_QLOGIC,
172 PCI_DEVICE_ID_QLOGIC_QLE834X,
173 PCI_VENDOR_ID_QLOGIC,
175 "8300 Series Dual Port 10GbE Converged Network Adapter "
176 "(TCP/IP Networking)" },
177 { PCI_VENDOR_ID_QLOGIC,
178 PCI_DEVICE_ID_QLOGIC_QLE834X,
179 PCI_VENDOR_ID_QLOGIC,
181 "8300 Series Dual Port 10GbE Converged Network Adapter "
182 "(TCP/IP Networking)" },
183 { PCI_VENDOR_ID_QLOGIC,
184 PCI_DEVICE_ID_QLOGIC_QLE834X,
185 PCI_VENDOR_ID_QLOGIC,
187 "8300 Series Dual Port 10GbE Converged Network Adapter "
188 "(TCP/IP Networking)" },
189 { PCI_VENDOR_ID_QLOGIC,
190 PCI_DEVICE_ID_QLOGIC_QLE834X,
191 PCI_VENDOR_ID_QLOGIC,
193 "8300 Series Dual Port 10GbE Converged Network Adapter "
194 "(TCP/IP Networking)" },
195 { PCI_VENDOR_ID_QLOGIC,
196 PCI_DEVICE_ID_QLOGIC_QLE834X,
197 PCI_VENDOR_ID_QLOGIC,
199 "8300 Series Dual Port 10GbE Converged Network Adapter "
200 "(TCP/IP Networking)" },
201 { PCI_VENDOR_ID_QLOGIC,
202 PCI_DEVICE_ID_QLOGIC_QLE834X,
203 PCI_VENDOR_ID_QLOGIC,
205 "8300 Series Single Port 10GbE Converged Network Adapter "
206 "(TCP/IP Networking)" },
207 { PCI_VENDOR_ID_QLOGIC,
208 PCI_DEVICE_ID_QLOGIC_QLE834X,
209 PCI_VENDOR_ID_QLOGIC,
211 "8300 Series Dual Port 10GbE Converged Network Adapter "
212 "(TCP/IP Networking)" },
213 { PCI_VENDOR_ID_QLOGIC,
214 PCI_DEVICE_ID_QLOGIC_QLE834X,
215 PCI_VENDOR_ID_QLOGIC,
217 "8300 Series Dual Port 10GbE Converged Network Adapter "
218 "(TCP/IP Networking)" },
219 { PCI_VENDOR_ID_QLOGIC,
220 PCI_DEVICE_ID_QLOGIC_QLE834X,
221 0x0, 0x0, "8300 Series 1/10GbE Controller" },
222 { PCI_VENDOR_ID_QLOGIC,
223 PCI_DEVICE_ID_QLOGIC_QLE824X,
224 PCI_VENDOR_ID_QLOGIC,
226 "8200 Series Single Port 10GbE Converged Network Adapter"
227 "(TCP/IP Networking)" },
228 { PCI_VENDOR_ID_QLOGIC,
229 PCI_DEVICE_ID_QLOGIC_QLE824X,
230 PCI_VENDOR_ID_QLOGIC,
232 "8200 Series Dual Port 10GbE Converged Network Adapter"
233 "(TCP/IP Networking)" },
234 { PCI_VENDOR_ID_QLOGIC,
235 PCI_DEVICE_ID_QLOGIC_QLE824X,
236 PCI_VENDOR_ID_QLOGIC,
238 "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter" },
239 { PCI_VENDOR_ID_QLOGIC,
240 PCI_DEVICE_ID_QLOGIC_QLE824X,
241 PCI_VENDOR_ID_QLOGIC,
243 "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter" },
244 { PCI_VENDOR_ID_QLOGIC,
245 PCI_DEVICE_ID_QLOGIC_QLE824X,
246 PCI_VENDOR_ID_QLOGIC,
248 "3200 Series Single Port 10Gb Intelligent Ethernet Adapter" },
249 { PCI_VENDOR_ID_QLOGIC,
250 PCI_DEVICE_ID_QLOGIC_QLE824X,
252 "NC523SFP 10Gb 2-port Server Adapter" },
253 { PCI_VENDOR_ID_QLOGIC,
254 PCI_DEVICE_ID_QLOGIC_QLE824X,
256 "CN1000Q Dual Port Converged Network Adapter" },
257 { PCI_VENDOR_ID_QLOGIC,
258 PCI_DEVICE_ID_QLOGIC_QLE824X,
259 PCI_VENDOR_ID_QLOGIC,
261 "QME8242-k 10GbE Dual Port Mezzanine Card" },
262 { PCI_VENDOR_ID_QLOGIC,
263 PCI_DEVICE_ID_QLOGIC_QLE824X,
264 0x0, 0x0, "cLOM8214 1/10GbE Controller" },
267 #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards)
268 #define QLC_MAX_SDS_RINGS 8
271 struct qlcnic_legacy_intr_set legacy_intr[] = QLCNIC_LEGACY_INTR_CONFIG;
273 int qlcnic_alloc_sds_rings(struct qlcnic_recv_context *recv_ctx, int count)
275 int size = sizeof(struct qlcnic_host_sds_ring) * count;
277 recv_ctx->sds_rings = kzalloc(size, GFP_KERNEL);
279 return recv_ctx->sds_rings == NULL;
282 void qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx)
284 if (recv_ctx->sds_rings != NULL)
285 kfree(recv_ctx->sds_rings);
287 recv_ctx->sds_rings = NULL;
290 int qlcnic_read_mac_addr(struct qlcnic_adapter *adapter)
292 u8 mac_addr[ETH_ALEN];
293 struct net_device *netdev = adapter->netdev;
294 struct pci_dev *pdev = adapter->pdev;
296 if (qlcnic_get_mac_address(adapter, mac_addr) != 0)
299 memcpy(netdev->dev_addr, mac_addr, ETH_ALEN);
300 memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len);
302 /* set station address */
304 if (!is_valid_ether_addr(netdev->dev_addr))
305 dev_warn(&pdev->dev, "Bad MAC address %pM.\n",
311 static void qlcnic_delete_adapter_mac(struct qlcnic_adapter *adapter)
313 struct qlcnic_mac_list_s *cur;
314 struct list_head *head;
316 list_for_each(head, &adapter->mac_list) {
317 cur = list_entry(head, struct qlcnic_mac_list_s, list);
318 if (!memcmp(adapter->mac_addr, cur->mac_addr, ETH_ALEN)) {
319 qlcnic_sre_macaddr_change(adapter, cur->mac_addr,
321 list_del(&cur->list);
328 static int qlcnic_set_mac(struct net_device *netdev, void *p)
330 struct qlcnic_adapter *adapter = netdev_priv(netdev);
331 struct sockaddr *addr = p;
333 if (qlcnic_sriov_vf_check(adapter))
336 if ((adapter->flags & QLCNIC_MAC_OVERRIDE_DISABLED))
339 if (!is_valid_ether_addr(addr->sa_data))
342 if (!memcmp(adapter->mac_addr, addr->sa_data, ETH_ALEN))
345 if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
346 netif_device_detach(netdev);
347 qlcnic_napi_disable(adapter);
350 qlcnic_delete_adapter_mac(adapter);
351 memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len);
352 memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
353 qlcnic_set_multi(adapter->netdev);
355 if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
356 netif_device_attach(netdev);
357 qlcnic_napi_enable(adapter);
362 static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
363 struct net_device *netdev, const unsigned char *addr)
365 struct qlcnic_adapter *adapter = netdev_priv(netdev);
366 int err = -EOPNOTSUPP;
368 if (!adapter->fdb_mac_learn)
369 return ndo_dflt_fdb_del(ndm, tb, netdev, addr);
371 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
372 if (is_unicast_ether_addr(addr))
373 err = qlcnic_nic_del_mac(adapter, addr);
374 else if (is_multicast_ether_addr(addr))
375 err = dev_mc_del(netdev, addr);
382 static int qlcnic_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
383 struct net_device *netdev,
384 const unsigned char *addr, u16 flags)
386 struct qlcnic_adapter *adapter = netdev_priv(netdev);
389 if (!adapter->fdb_mac_learn)
390 return ndo_dflt_fdb_add(ndm, tb, netdev, addr, flags);
392 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) {
393 pr_info("%s: FDB e-switch is not enabled\n", __func__);
397 if (ether_addr_equal(addr, adapter->mac_addr))
400 if (is_unicast_ether_addr(addr))
401 err = qlcnic_nic_add_mac(adapter, addr, 0);
402 else if (is_multicast_ether_addr(addr))
403 err = dev_mc_add_excl(netdev, addr);
410 static int qlcnic_fdb_dump(struct sk_buff *skb, struct netlink_callback *ncb,
411 struct net_device *netdev, int idx)
413 struct qlcnic_adapter *adapter = netdev_priv(netdev);
415 if (!adapter->fdb_mac_learn)
416 return ndo_dflt_fdb_dump(skb, ncb, netdev, idx);
418 if (adapter->flags & QLCNIC_ESWITCH_ENABLED)
419 idx = ndo_dflt_fdb_dump(skb, ncb, netdev, idx);
424 static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter *adapter)
426 while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
427 usleep_range(10000, 11000);
429 cancel_delayed_work_sync(&adapter->fw_work);
432 static const struct net_device_ops qlcnic_netdev_ops = {
433 .ndo_open = qlcnic_open,
434 .ndo_stop = qlcnic_close,
435 .ndo_start_xmit = qlcnic_xmit_frame,
436 .ndo_get_stats = qlcnic_get_stats,
437 .ndo_validate_addr = eth_validate_addr,
438 .ndo_set_rx_mode = qlcnic_set_multi,
439 .ndo_set_mac_address = qlcnic_set_mac,
440 .ndo_change_mtu = qlcnic_change_mtu,
441 .ndo_fix_features = qlcnic_fix_features,
442 .ndo_set_features = qlcnic_set_features,
443 .ndo_tx_timeout = qlcnic_tx_timeout,
444 .ndo_vlan_rx_add_vid = qlcnic_vlan_rx_add,
445 .ndo_vlan_rx_kill_vid = qlcnic_vlan_rx_del,
446 .ndo_fdb_add = qlcnic_fdb_add,
447 .ndo_fdb_del = qlcnic_fdb_del,
448 .ndo_fdb_dump = qlcnic_fdb_dump,
449 #ifdef CONFIG_NET_POLL_CONTROLLER
450 .ndo_poll_controller = qlcnic_poll_controller,
452 #ifdef CONFIG_QLCNIC_SRIOV
453 .ndo_set_vf_mac = qlcnic_sriov_set_vf_mac,
454 .ndo_set_vf_tx_rate = qlcnic_sriov_set_vf_tx_rate,
455 .ndo_get_vf_config = qlcnic_sriov_get_vf_config,
456 .ndo_set_vf_vlan = qlcnic_sriov_set_vf_vlan,
460 static const struct net_device_ops qlcnic_netdev_failed_ops = {
461 .ndo_open = qlcnic_open,
464 static struct qlcnic_nic_template qlcnic_ops = {
465 .config_bridged_mode = qlcnic_config_bridged_mode,
466 .config_led = qlcnic_82xx_config_led,
467 .start_firmware = qlcnic_82xx_start_firmware,
468 .request_reset = qlcnic_82xx_dev_request_reset,
469 .cancel_idc_work = qlcnic_82xx_cancel_idc_work,
470 .napi_add = qlcnic_82xx_napi_add,
471 .napi_del = qlcnic_82xx_napi_del,
472 .config_ipaddr = qlcnic_82xx_config_ipaddr,
473 .clear_legacy_intr = qlcnic_82xx_clear_legacy_intr,
476 struct qlcnic_nic_template qlcnic_vf_ops = {
477 .config_bridged_mode = qlcnicvf_config_bridged_mode,
478 .config_led = qlcnicvf_config_led,
479 .start_firmware = qlcnicvf_start_firmware
482 static struct qlcnic_hardware_ops qlcnic_hw_ops = {
483 .read_crb = qlcnic_82xx_read_crb,
484 .write_crb = qlcnic_82xx_write_crb,
485 .read_reg = qlcnic_82xx_hw_read_wx_2M,
486 .write_reg = qlcnic_82xx_hw_write_wx_2M,
487 .get_mac_address = qlcnic_82xx_get_mac_address,
488 .setup_intr = qlcnic_82xx_setup_intr,
489 .alloc_mbx_args = qlcnic_82xx_alloc_mbx_args,
490 .mbx_cmd = qlcnic_82xx_issue_cmd,
491 .get_func_no = qlcnic_82xx_get_func_no,
492 .api_lock = qlcnic_82xx_api_lock,
493 .api_unlock = qlcnic_82xx_api_unlock,
494 .add_sysfs = qlcnic_82xx_add_sysfs,
495 .remove_sysfs = qlcnic_82xx_remove_sysfs,
496 .process_lb_rcv_ring_diag = qlcnic_82xx_process_rcv_ring_diag,
497 .create_rx_ctx = qlcnic_82xx_fw_cmd_create_rx_ctx,
498 .create_tx_ctx = qlcnic_82xx_fw_cmd_create_tx_ctx,
499 .del_rx_ctx = qlcnic_82xx_fw_cmd_del_rx_ctx,
500 .del_tx_ctx = qlcnic_82xx_fw_cmd_del_tx_ctx,
501 .setup_link_event = qlcnic_82xx_linkevent_request,
502 .get_nic_info = qlcnic_82xx_get_nic_info,
503 .get_pci_info = qlcnic_82xx_get_pci_info,
504 .set_nic_info = qlcnic_82xx_set_nic_info,
505 .change_macvlan = qlcnic_82xx_sre_macaddr_change,
506 .napi_enable = qlcnic_82xx_napi_enable,
507 .napi_disable = qlcnic_82xx_napi_disable,
508 .config_intr_coal = qlcnic_82xx_config_intr_coalesce,
509 .config_rss = qlcnic_82xx_config_rss,
510 .config_hw_lro = qlcnic_82xx_config_hw_lro,
511 .config_loopback = qlcnic_82xx_set_lb_mode,
512 .clear_loopback = qlcnic_82xx_clear_lb_mode,
513 .config_promisc_mode = qlcnic_82xx_nic_set_promisc,
514 .change_l2_filter = qlcnic_82xx_change_filter,
515 .get_board_info = qlcnic_82xx_get_board_info,
516 .free_mac_list = qlcnic_82xx_free_mac_list,
519 int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix)
521 struct pci_dev *pdev = adapter->pdev;
523 int max_tx_rings, tx_vector;
525 if (adapter->flags & QLCNIC_TX_INTR_SHARED) {
529 max_tx_rings = adapter->max_drv_tx_rings;
533 if (!adapter->msix_entries) {
534 adapter->msix_entries = kcalloc(num_msix,
535 sizeof(struct msix_entry),
537 if (!adapter->msix_entries)
541 adapter->max_sds_rings = 1;
542 adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED);
544 if (adapter->ahw->msix_supported) {
546 for (i = 0; i < num_msix; i++)
547 adapter->msix_entries[i].entry = i;
548 err = pci_enable_msix(pdev, adapter->msix_entries, num_msix);
550 adapter->flags |= QLCNIC_MSIX_ENABLED;
551 if (qlcnic_83xx_check(adapter)) {
552 adapter->ahw->num_msix = num_msix;
553 /* subtract mail box and tx ring vectors */
554 adapter->max_sds_rings = num_msix -
557 adapter->max_sds_rings = num_msix;
559 dev_info(&pdev->dev, "using msi-x interrupts\n");
561 } else if (err > 0) {
563 "Unable to allocate %d MSI-X interrupt vectors\n",
565 if (qlcnic_83xx_check(adapter)) {
566 if (err < (QLC_83XX_MINIMUM_VECTOR - tx_vector))
568 err -= (max_tx_rings + 1);
569 num_msix = rounddown_pow_of_two(err);
570 num_msix += (max_tx_rings + 1);
572 num_msix = rounddown_pow_of_two(err);
577 "Trying to allocate %d MSI-X interrupt vectors\n",
583 "Unable to allocate %d MSI-X interrupt vectors\n",
591 static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter)
594 u32 offset, mask_reg;
595 const struct qlcnic_legacy_intr_set *legacy_intrp;
596 struct qlcnic_hardware_context *ahw = adapter->ahw;
597 struct pci_dev *pdev = adapter->pdev;
599 if (qlcnic_use_msi && !pci_enable_msi(pdev)) {
600 adapter->flags |= QLCNIC_MSI_ENABLED;
601 offset = msi_tgt_status[adapter->ahw->pci_func];
602 adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter->ahw,
604 dev_info(&pdev->dev, "using msi interrupts\n");
605 adapter->msix_entries[0].vector = pdev->irq;
608 if (qlcnic_use_msi || qlcnic_use_msi_x)
611 legacy_intrp = &legacy_intr[adapter->ahw->pci_func];
612 adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit;
613 offset = legacy_intrp->tgt_status_reg;
614 adapter->tgt_status_reg = qlcnic_get_ioaddr(ahw, offset);
615 mask_reg = legacy_intrp->tgt_mask_reg;
616 adapter->tgt_mask_reg = qlcnic_get_ioaddr(ahw, mask_reg);
617 adapter->isr_int_vec = qlcnic_get_ioaddr(ahw, ISR_INT_VECTOR);
618 adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG);
619 dev_info(&pdev->dev, "using legacy interrupts\n");
620 adapter->msix_entries[0].vector = pdev->irq;
624 int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter, u8 num_intr)
626 int num_msix, err = 0;
629 num_intr = QLCNIC_DEF_NUM_STS_DESC_RINGS;
631 if (adapter->ahw->msix_supported)
632 num_msix = rounddown_pow_of_two(min_t(int, num_online_cpus(),
637 err = qlcnic_enable_msix(adapter, num_msix);
638 if (err == -ENOMEM || !err)
641 err = qlcnic_enable_msi_legacy(adapter);
648 void qlcnic_teardown_intr(struct qlcnic_adapter *adapter)
650 if (adapter->flags & QLCNIC_MSIX_ENABLED)
651 pci_disable_msix(adapter->pdev);
652 if (adapter->flags & QLCNIC_MSI_ENABLED)
653 pci_disable_msi(adapter->pdev);
655 kfree(adapter->msix_entries);
656 adapter->msix_entries = NULL;
658 if (adapter->ahw->intr_tbl) {
659 vfree(adapter->ahw->intr_tbl);
660 adapter->ahw->intr_tbl = NULL;
664 static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context *ahw)
666 if (ahw->pci_base0 != NULL)
667 iounmap(ahw->pci_base0);
670 static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter)
672 struct qlcnic_pci_info *pci_info;
675 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) {
676 switch (adapter->ahw->port_type) {
678 adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_GBE_PORTS;
681 adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_XG_PORTS;
687 if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC)
690 pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL);
694 ret = qlcnic_get_pci_info(adapter, pci_info);
699 int qlcnic_init_pci_info(struct qlcnic_adapter *adapter)
701 struct qlcnic_pci_info *pci_info;
702 int i, ret = 0, j = 0;
706 pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL);
710 ret = qlcnic_get_pci_info(adapter, pci_info);
714 act_pci_func = adapter->ahw->act_pci_func;
716 adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) *
717 act_pci_func, GFP_KERNEL);
718 if (!adapter->npars) {
723 adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) *
724 QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL);
725 if (!adapter->eswitch) {
730 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) {
731 pfn = pci_info[i].id;
733 if (pfn >= QLCNIC_MAX_PCI_FUNC) {
734 ret = QL_STATUS_INVALID_PARAM;
738 if (!pci_info[i].active ||
739 (pci_info[i].type != QLCNIC_TYPE_NIC))
742 adapter->npars[j].pci_func = pfn;
743 adapter->npars[j].active = (u8)pci_info[i].active;
744 adapter->npars[j].type = (u8)pci_info[i].type;
745 adapter->npars[j].phy_port = (u8)pci_info[i].default_port;
746 adapter->npars[j].min_bw = pci_info[i].tx_min_bw;
747 adapter->npars[j].max_bw = pci_info[i].tx_max_bw;
751 for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) {
752 adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE;
753 if (qlcnic_83xx_check(adapter))
754 qlcnic_enable_eswitch(adapter, i, 1);
761 kfree(adapter->eswitch);
762 adapter->eswitch = NULL;
764 kfree(adapter->npars);
765 adapter->npars = NULL;
773 qlcnic_set_function_modes(struct qlcnic_adapter *adapter)
777 u32 data = QLCNIC_MGMT_FUNC;
778 struct qlcnic_hardware_context *ahw = adapter->ahw;
780 ret = qlcnic_api_lock(adapter);
784 if (qlcnic_config_npars) {
785 for (i = 0; i < ahw->act_pci_func; i++) {
786 id = adapter->npars[i].pci_func;
787 if (id == ahw->pci_func)
789 data |= (qlcnic_config_npars &
790 QLC_DEV_SET_DRV(0xf, id));
793 data = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
794 data = (data & ~QLC_DEV_SET_DRV(0xf, ahw->pci_func)) |
795 (QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC,
798 QLC_SHARED_REG_WR32(adapter, QLCNIC_DRV_OP_MODE, data);
799 qlcnic_api_unlock(adapter);
804 static void qlcnic_check_vf(struct qlcnic_adapter *adapter,
805 const struct pci_device_id *ent)
807 u32 op_mode, priv_level;
809 /* Determine FW API version */
810 adapter->ahw->fw_hal_version = QLC_SHARED_REG_RD32(adapter,
813 /* Find PCI function number */
814 qlcnic_get_func_no(adapter);
816 /* Determine function privilege level */
817 op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
818 if (op_mode == QLC_DEV_DRV_DEFAULT)
819 priv_level = QLCNIC_MGMT_FUNC;
821 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
823 if (priv_level == QLCNIC_NON_PRIV_FUNC) {
824 adapter->ahw->op_mode = QLCNIC_NON_PRIV_FUNC;
825 dev_info(&adapter->pdev->dev,
826 "HAL Version: %d Non Privileged function\n",
827 adapter->ahw->fw_hal_version);
828 adapter->nic_ops = &qlcnic_vf_ops;
830 adapter->nic_ops = &qlcnic_ops;
833 #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL
834 #define QLCNIC_83XX_BAR0_LENGTH 0x4000
835 static void qlcnic_get_bar_length(u32 dev_id, ulong *bar)
838 case PCI_DEVICE_ID_QLOGIC_QLE824X:
839 *bar = QLCNIC_82XX_BAR0_LENGTH;
841 case PCI_DEVICE_ID_QLOGIC_QLE834X:
842 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X:
843 *bar = QLCNIC_83XX_BAR0_LENGTH;
850 static int qlcnic_setup_pci_map(struct pci_dev *pdev,
851 struct qlcnic_hardware_context *ahw)
854 void __iomem *mem_ptr0 = NULL;
855 unsigned long mem_len, pci_len0 = 0, bar0_len;
857 /* remap phys address */
858 mem_len = pci_resource_len(pdev, 0);
860 qlcnic_get_bar_length(pdev->device, &bar0_len);
861 if (mem_len >= bar0_len) {
863 mem_ptr0 = pci_ioremap_bar(pdev, 0);
864 if (mem_ptr0 == NULL) {
865 dev_err(&pdev->dev, "failed to map PCI bar 0\n");
873 dev_info(&pdev->dev, "%dKB memory map\n", (int)(mem_len >> 10));
875 ahw->pci_base0 = mem_ptr0;
876 ahw->pci_len0 = pci_len0;
877 offset = QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw->pci_func));
878 qlcnic_get_ioaddr(ahw, offset);
883 static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name)
885 struct pci_dev *pdev = adapter->pdev;
888 for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) {
889 if (qlcnic_boards[i].vendor == pdev->vendor &&
890 qlcnic_boards[i].device == pdev->device &&
891 qlcnic_boards[i].sub_vendor == pdev->subsystem_vendor &&
892 qlcnic_boards[i].sub_device == pdev->subsystem_device) {
893 sprintf(name, "%pM: %s" ,
895 qlcnic_boards[i].short_name);
903 sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr);
907 qlcnic_check_options(struct qlcnic_adapter *adapter)
910 u32 fw_major, fw_minor, fw_build, prev_fw_version;
911 struct pci_dev *pdev = adapter->pdev;
912 struct qlcnic_hardware_context *ahw = adapter->ahw;
913 struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump;
915 prev_fw_version = adapter->fw_version;
917 fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR);
918 fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR);
919 fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB);
921 adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build);
923 err = qlcnic_get_board_info(adapter);
925 dev_err(&pdev->dev, "Error getting board config info.\n");
928 if (ahw->op_mode != QLCNIC_NON_PRIV_FUNC) {
929 if (fw_dump->tmpl_hdr == NULL ||
930 adapter->fw_version > prev_fw_version) {
931 if (fw_dump->tmpl_hdr)
932 vfree(fw_dump->tmpl_hdr);
933 if (!qlcnic_fw_cmd_get_minidump_temp(adapter))
935 "Supports FW dump capability\n");
939 dev_info(&pdev->dev, "Driver v%s, firmware v%d.%d.%d\n",
940 QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build);
942 if (adapter->ahw->port_type == QLCNIC_XGBE) {
943 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
944 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF;
945 adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF;
947 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G;
948 adapter->max_rxd = MAX_RCV_DESCRIPTORS_10G;
951 adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
952 adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
954 } else if (adapter->ahw->port_type == QLCNIC_GBE) {
955 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G;
956 adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
957 adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
958 adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G;
961 adapter->ahw->msix_supported = !!qlcnic_use_msi_x;
963 adapter->num_txd = MAX_CMD_DESCRIPTORS;
965 adapter->max_rds_rings = MAX_RDS_RINGS;
969 qlcnic_initialize_nic(struct qlcnic_adapter *adapter)
972 struct qlcnic_info nic_info;
974 memset(&nic_info, 0, sizeof(struct qlcnic_info));
975 err = qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw->pci_func);
979 adapter->ahw->physical_port = (u8)nic_info.phys_port;
980 adapter->ahw->switch_mode = nic_info.switch_mode;
981 adapter->ahw->max_tx_ques = nic_info.max_tx_ques;
982 adapter->ahw->max_rx_ques = nic_info.max_rx_ques;
983 adapter->ahw->capabilities = nic_info.capabilities;
985 if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) {
987 temp = QLCRD32(adapter, CRB_FW_CAPABILITIES_2);
988 adapter->ahw->capabilities2 = temp;
990 adapter->ahw->max_mac_filters = nic_info.max_mac_filters;
991 adapter->ahw->max_mtu = nic_info.max_mtu;
993 /* Disable NPAR for 83XX */
994 if (qlcnic_83xx_check(adapter))
997 if (adapter->ahw->capabilities & BIT_6)
998 adapter->flags |= QLCNIC_ESWITCH_ENABLED;
1000 adapter->flags &= ~QLCNIC_ESWITCH_ENABLED;
1005 void qlcnic_set_vlan_config(struct qlcnic_adapter *adapter,
1006 struct qlcnic_esw_func_cfg *esw_cfg)
1008 if (esw_cfg->discard_tagged)
1009 adapter->flags &= ~QLCNIC_TAGGING_ENABLED;
1011 adapter->flags |= QLCNIC_TAGGING_ENABLED;
1013 if (esw_cfg->vlan_id) {
1014 adapter->rx_pvid = esw_cfg->vlan_id;
1015 adapter->tx_pvid = esw_cfg->vlan_id;
1017 adapter->rx_pvid = 0;
1018 adapter->tx_pvid = 0;
1023 qlcnic_vlan_rx_add(struct net_device *netdev, __be16 proto, u16 vid)
1025 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1028 if (qlcnic_sriov_vf_check(adapter)) {
1029 err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 1);
1032 "Cannot add VLAN filter for VLAN id %d, err=%d",
1038 set_bit(vid, adapter->vlans);
1043 qlcnic_vlan_rx_del(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, 0);
1052 "Cannot delete VLAN filter for VLAN id %d, err=%d",
1058 qlcnic_restore_indev_addr(netdev, NETDEV_DOWN);
1059 clear_bit(vid, adapter->vlans);
1063 void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter,
1064 struct qlcnic_esw_func_cfg *esw_cfg)
1066 adapter->flags &= ~(QLCNIC_MACSPOOF | QLCNIC_MAC_OVERRIDE_DISABLED |
1067 QLCNIC_PROMISC_DISABLED);
1069 if (esw_cfg->mac_anti_spoof)
1070 adapter->flags |= QLCNIC_MACSPOOF;
1072 if (!esw_cfg->mac_override)
1073 adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED;
1075 if (!esw_cfg->promisc_mode)
1076 adapter->flags |= QLCNIC_PROMISC_DISABLED;
1078 qlcnic_set_netdev_features(adapter, esw_cfg);
1081 int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter)
1083 struct qlcnic_esw_func_cfg esw_cfg;
1085 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
1088 esw_cfg.pci_func = adapter->ahw->pci_func;
1089 if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg))
1091 qlcnic_set_vlan_config(adapter, &esw_cfg);
1092 qlcnic_set_eswitch_port_features(adapter, &esw_cfg);
1098 qlcnic_set_netdev_features(struct qlcnic_adapter *adapter,
1099 struct qlcnic_esw_func_cfg *esw_cfg)
1101 struct net_device *netdev = adapter->netdev;
1102 unsigned long features, vlan_features;
1104 if (qlcnic_83xx_check(adapter))
1107 features = (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM |
1108 NETIF_F_IPV6_CSUM | NETIF_F_GRO);
1109 vlan_features = (NETIF_F_SG | NETIF_F_IP_CSUM |
1112 if (QLCNIC_IS_TSO_CAPABLE(adapter)) {
1113 features |= (NETIF_F_TSO | NETIF_F_TSO6);
1114 vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6);
1117 if (netdev->features & NETIF_F_LRO)
1118 features |= NETIF_F_LRO;
1120 if (esw_cfg->offload_flags & BIT_0) {
1121 netdev->features |= features;
1122 adapter->rx_csum = 1;
1123 if (!(esw_cfg->offload_flags & BIT_1)) {
1124 netdev->features &= ~NETIF_F_TSO;
1125 features &= ~NETIF_F_TSO;
1127 if (!(esw_cfg->offload_flags & BIT_2)) {
1128 netdev->features &= ~NETIF_F_TSO6;
1129 features &= ~NETIF_F_TSO6;
1132 netdev->features &= ~features;
1133 features &= ~features;
1134 adapter->rx_csum = 0;
1137 netdev->vlan_features = (features & vlan_features);
1141 qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter)
1143 u32 op_mode, priv_level;
1146 err = qlcnic_initialize_nic(adapter);
1150 if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED)
1153 op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
1154 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1156 if (op_mode == QLC_DEV_DRV_DEFAULT)
1157 priv_level = QLCNIC_MGMT_FUNC;
1159 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1161 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
1162 if (priv_level == QLCNIC_MGMT_FUNC) {
1163 adapter->ahw->op_mode = QLCNIC_MGMT_FUNC;
1164 err = qlcnic_init_pci_info(adapter);
1167 /* Set privilege level for other functions */
1168 qlcnic_set_function_modes(adapter);
1169 dev_info(&adapter->pdev->dev,
1170 "HAL Version: %d, Management function\n",
1171 adapter->ahw->fw_hal_version);
1172 } else if (priv_level == QLCNIC_PRIV_FUNC) {
1173 adapter->ahw->op_mode = QLCNIC_PRIV_FUNC;
1174 dev_info(&adapter->pdev->dev,
1175 "HAL Version: %d, Privileged function\n",
1176 adapter->ahw->fw_hal_version);
1180 adapter->flags |= QLCNIC_ADAPTER_INITIALIZED;
1185 int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter)
1187 struct qlcnic_esw_func_cfg esw_cfg;
1188 struct qlcnic_npar_info *npar;
1191 if (adapter->need_fw_reset)
1194 for (i = 0; i < adapter->ahw->act_pci_func; i++) {
1195 memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg));
1196 esw_cfg.pci_func = adapter->npars[i].pci_func;
1197 esw_cfg.mac_override = BIT_0;
1198 esw_cfg.promisc_mode = BIT_0;
1199 if (qlcnic_82xx_check(adapter)) {
1200 esw_cfg.offload_flags = BIT_0;
1201 if (QLCNIC_IS_TSO_CAPABLE(adapter))
1202 esw_cfg.offload_flags |= (BIT_1 | BIT_2);
1204 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1206 npar = &adapter->npars[i];
1207 npar->pvid = esw_cfg.vlan_id;
1208 npar->mac_override = esw_cfg.mac_override;
1209 npar->mac_anti_spoof = esw_cfg.mac_anti_spoof;
1210 npar->discard_tagged = esw_cfg.discard_tagged;
1211 npar->promisc_mode = esw_cfg.promisc_mode;
1212 npar->offload_flags = esw_cfg.offload_flags;
1220 qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter,
1221 struct qlcnic_npar_info *npar, int pci_func)
1223 struct qlcnic_esw_func_cfg esw_cfg;
1224 esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS;
1225 esw_cfg.pci_func = pci_func;
1226 esw_cfg.vlan_id = npar->pvid;
1227 esw_cfg.mac_override = npar->mac_override;
1228 esw_cfg.discard_tagged = npar->discard_tagged;
1229 esw_cfg.mac_anti_spoof = npar->mac_anti_spoof;
1230 esw_cfg.offload_flags = npar->offload_flags;
1231 esw_cfg.promisc_mode = npar->promisc_mode;
1232 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1235 esw_cfg.op_mode = QLCNIC_ADD_VLAN;
1236 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1242 int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter)
1245 struct qlcnic_npar_info *npar;
1246 struct qlcnic_info nic_info;
1249 if (qlcnic_82xx_check(adapter))
1250 if (!adapter->need_fw_reset)
1253 /* Set the NPAR config data after FW reset */
1254 for (i = 0; i < adapter->ahw->act_pci_func; i++) {
1255 npar = &adapter->npars[i];
1256 pci_func = npar->pci_func;
1257 memset(&nic_info, 0, sizeof(struct qlcnic_info));
1258 err = qlcnic_get_nic_info(adapter, &nic_info, pci_func);
1261 nic_info.min_tx_bw = npar->min_bw;
1262 nic_info.max_tx_bw = npar->max_bw;
1263 err = qlcnic_set_nic_info(adapter, &nic_info);
1267 if (npar->enable_pm) {
1268 err = qlcnic_config_port_mirroring(adapter,
1274 err = qlcnic_reset_eswitch_config(adapter, npar, pci_func);
1281 static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter)
1283 u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO;
1286 if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC)
1289 npar_state = QLC_SHARED_REG_RD32(adapter,
1290 QLCNIC_CRB_DEV_NPAR_STATE);
1291 while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) {
1293 npar_state = QLC_SHARED_REG_RD32(adapter,
1294 QLCNIC_CRB_DEV_NPAR_STATE);
1296 if (!npar_opt_timeo) {
1297 dev_err(&adapter->pdev->dev,
1298 "Waiting for NPAR state to operational timeout\n");
1305 qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter)
1309 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
1310 adapter->ahw->op_mode != QLCNIC_MGMT_FUNC)
1313 err = qlcnic_set_default_offload_settings(adapter);
1317 err = qlcnic_reset_npar_config(adapter);
1321 qlcnic_dev_set_npar_ready(adapter);
1326 int qlcnic_82xx_start_firmware(struct qlcnic_adapter *adapter)
1330 err = qlcnic_can_start_firmware(adapter);
1334 goto check_fw_status;
1336 if (qlcnic_load_fw_file)
1337 qlcnic_request_firmware(adapter);
1339 err = qlcnic_check_flash_fw_ver(adapter);
1343 adapter->ahw->fw_type = QLCNIC_FLASH_ROMIMAGE;
1346 err = qlcnic_need_fw_reset(adapter);
1348 goto check_fw_status;
1350 err = qlcnic_pinit_from_rom(adapter);
1354 err = qlcnic_load_firmware(adapter);
1358 qlcnic_release_firmware(adapter);
1359 QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION);
1362 err = qlcnic_check_fw_status(adapter);
1366 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY);
1367 qlcnic_idc_debug_info(adapter, 1);
1368 err = qlcnic_check_eswitch_mode(adapter);
1370 dev_err(&adapter->pdev->dev,
1371 "Memory allocation failed for eswitch\n");
1374 err = qlcnic_set_mgmt_operations(adapter);
1378 qlcnic_check_options(adapter);
1379 adapter->need_fw_reset = 0;
1381 qlcnic_release_firmware(adapter);
1385 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED);
1386 dev_err(&adapter->pdev->dev, "Device state set to failed\n");
1388 qlcnic_release_firmware(adapter);
1393 qlcnic_request_irq(struct qlcnic_adapter *adapter)
1395 irq_handler_t handler;
1396 struct qlcnic_host_sds_ring *sds_ring;
1397 struct qlcnic_host_tx_ring *tx_ring;
1398 int err, ring, num_sds_rings;
1400 unsigned long flags = 0;
1401 struct net_device *netdev = adapter->netdev;
1402 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1404 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1405 if (qlcnic_82xx_check(adapter))
1406 handler = qlcnic_tmp_intr;
1407 if (!QLCNIC_IS_MSI_FAMILY(adapter))
1408 flags |= IRQF_SHARED;
1411 if (adapter->flags & QLCNIC_MSIX_ENABLED)
1412 handler = qlcnic_msix_intr;
1413 else if (adapter->flags & QLCNIC_MSI_ENABLED)
1414 handler = qlcnic_msi_intr;
1416 flags |= IRQF_SHARED;
1417 if (qlcnic_82xx_check(adapter))
1418 handler = qlcnic_intr;
1420 handler = qlcnic_83xx_intr;
1423 adapter->irq = netdev->irq;
1425 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
1426 if (qlcnic_82xx_check(adapter) ||
1427 (qlcnic_83xx_check(adapter) &&
1428 (adapter->flags & QLCNIC_MSIX_ENABLED))) {
1429 num_sds_rings = adapter->max_sds_rings;
1430 for (ring = 0; ring < num_sds_rings; ring++) {
1431 sds_ring = &recv_ctx->sds_rings[ring];
1432 if (qlcnic_82xx_check(adapter) &&
1433 (ring == (num_sds_rings - 1)))
1434 snprintf(sds_ring->name,
1435 sizeof(sds_ring->name),
1436 "qlcnic-%s[Tx0+Rx%d]",
1437 netdev->name, ring);
1439 snprintf(sds_ring->name,
1440 sizeof(sds_ring->name),
1442 netdev->name, ring);
1443 err = request_irq(sds_ring->irq, handler, flags,
1444 sds_ring->name, sds_ring);
1449 if (qlcnic_83xx_check(adapter) &&
1450 (adapter->flags & QLCNIC_MSIX_ENABLED) &&
1451 !(adapter->flags & QLCNIC_TX_INTR_SHARED)) {
1452 handler = qlcnic_msix_tx_intr;
1453 for (ring = 0; ring < adapter->max_drv_tx_rings;
1455 tx_ring = &adapter->tx_ring[ring];
1456 snprintf(tx_ring->name, sizeof(tx_ring->name),
1457 "qlcnic-%s[Tx%d]", netdev->name, ring);
1458 err = request_irq(tx_ring->irq, handler, flags,
1459 tx_ring->name, tx_ring);
1469 qlcnic_free_irq(struct qlcnic_adapter *adapter)
1472 struct qlcnic_host_sds_ring *sds_ring;
1473 struct qlcnic_host_tx_ring *tx_ring;
1475 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1477 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
1478 if (qlcnic_82xx_check(adapter) ||
1479 (qlcnic_83xx_check(adapter) &&
1480 (adapter->flags & QLCNIC_MSIX_ENABLED))) {
1481 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1482 sds_ring = &recv_ctx->sds_rings[ring];
1483 free_irq(sds_ring->irq, sds_ring);
1486 if (qlcnic_83xx_check(adapter) &&
1487 !(adapter->flags & QLCNIC_TX_INTR_SHARED)) {
1488 for (ring = 0; ring < adapter->max_drv_tx_rings;
1490 tx_ring = &adapter->tx_ring[ring];
1492 free_irq(tx_ring->irq, tx_ring);
1498 static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter *adapter)
1502 if (qlcnic_82xx_check(adapter)) {
1503 if (adapter->ahw->capabilities2 &
1504 QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG)
1505 adapter->flags |= QLCNIC_FW_LRO_MSS_CAP;
1507 capab = adapter->ahw->capabilities;
1508 if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab))
1509 adapter->flags |= QLCNIC_FW_LRO_MSS_CAP;
1513 int __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
1516 struct qlcnic_host_rds_ring *rds_ring;
1518 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1521 if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
1523 if (qlcnic_set_eswitch_port_config(adapter))
1525 qlcnic_get_lro_mss_capability(adapter);
1527 if (qlcnic_fw_create_ctx(adapter))
1530 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
1531 rds_ring = &adapter->recv_ctx->rds_rings[ring];
1532 qlcnic_post_rx_buffers(adapter, rds_ring, ring);
1535 qlcnic_set_multi(netdev);
1536 qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu);
1538 adapter->ahw->linkup = 0;
1540 if (adapter->max_sds_rings > 1)
1541 qlcnic_config_rss(adapter, 1);
1543 qlcnic_config_intr_coalesce(adapter);
1545 if (netdev->features & NETIF_F_LRO)
1546 qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED);
1548 qlcnic_napi_enable(adapter);
1550 qlcnic_linkevent_request(adapter, 1);
1552 adapter->ahw->reset_context = 0;
1553 set_bit(__QLCNIC_DEV_UP, &adapter->state);
1557 int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
1562 if (netif_running(netdev))
1563 err = __qlcnic_up(adapter, netdev);
1569 void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
1571 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1574 if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state))
1577 if (qlcnic_sriov_vf_check(adapter))
1578 qlcnic_sriov_cleanup_async_list(&adapter->ahw->sriov->bc);
1580 spin_lock(&adapter->tx_clean_lock);
1581 netif_carrier_off(netdev);
1582 adapter->ahw->linkup = 0;
1583 netif_tx_disable(netdev);
1585 qlcnic_free_mac_list(adapter);
1587 if (adapter->fhash.fnum)
1588 qlcnic_delete_lb_filters(adapter);
1590 qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE);
1592 qlcnic_napi_disable(adapter);
1594 qlcnic_fw_destroy_ctx(adapter);
1595 adapter->flags &= ~QLCNIC_FW_LRO_MSS_CAP;
1597 qlcnic_reset_rx_buffers_list(adapter);
1598 qlcnic_release_tx_buffers(adapter);
1599 spin_unlock(&adapter->tx_clean_lock);
1602 /* Usage: During suspend and firmware recovery module */
1604 void qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
1607 if (netif_running(netdev))
1608 __qlcnic_down(adapter, netdev);
1614 qlcnic_attach(struct qlcnic_adapter *adapter)
1616 struct net_device *netdev = adapter->netdev;
1617 struct pci_dev *pdev = adapter->pdev;
1620 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC)
1623 err = qlcnic_napi_add(adapter, netdev);
1627 err = qlcnic_alloc_sw_resources(adapter);
1629 dev_err(&pdev->dev, "Error in setting sw resources\n");
1630 goto err_out_napi_del;
1633 err = qlcnic_alloc_hw_resources(adapter);
1635 dev_err(&pdev->dev, "Error in setting hw resources\n");
1636 goto err_out_free_sw;
1639 err = qlcnic_request_irq(adapter);
1641 dev_err(&pdev->dev, "failed to setup interrupt\n");
1642 goto err_out_free_hw;
1645 qlcnic_create_sysfs_entries(adapter);
1647 adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC;
1651 qlcnic_free_hw_resources(adapter);
1653 qlcnic_free_sw_resources(adapter);
1655 qlcnic_napi_del(adapter);
1659 void qlcnic_detach(struct qlcnic_adapter *adapter)
1661 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1664 qlcnic_remove_sysfs_entries(adapter);
1666 qlcnic_free_hw_resources(adapter);
1667 qlcnic_release_rx_buffers(adapter);
1668 qlcnic_free_irq(adapter);
1669 qlcnic_napi_del(adapter);
1670 qlcnic_free_sw_resources(adapter);
1675 void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings)
1677 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1678 struct qlcnic_host_sds_ring *sds_ring;
1681 clear_bit(__QLCNIC_DEV_UP, &adapter->state);
1682 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1683 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1684 sds_ring = &adapter->recv_ctx->sds_rings[ring];
1685 qlcnic_disable_int(sds_ring);
1689 qlcnic_fw_destroy_ctx(adapter);
1691 qlcnic_detach(adapter);
1693 adapter->ahw->diag_test = 0;
1694 adapter->max_sds_rings = max_sds_rings;
1696 if (qlcnic_attach(adapter))
1699 if (netif_running(netdev))
1700 __qlcnic_up(adapter, netdev);
1702 netif_device_attach(netdev);
1705 static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter)
1707 struct qlcnic_hardware_context *ahw = adapter->ahw;
1710 adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context),
1712 if (!adapter->recv_ctx) {
1716 /* Initialize interrupt coalesce parameters */
1717 ahw->coal.flag = QLCNIC_INTR_DEFAULT;
1718 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX;
1719 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
1720 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
1721 if (qlcnic_83xx_check(adapter)) {
1722 ahw->coal.tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US;
1723 ahw->coal.tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS;
1726 memset(&adapter->stats, 0, sizeof(adapter->stats));
1731 static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter)
1733 kfree(adapter->recv_ctx);
1734 adapter->recv_ctx = NULL;
1736 if (adapter->ahw->fw_dump.tmpl_hdr) {
1737 vfree(adapter->ahw->fw_dump.tmpl_hdr);
1738 adapter->ahw->fw_dump.tmpl_hdr = NULL;
1741 kfree(adapter->ahw->reset.buff);
1742 adapter->ahw->fw_dump.tmpl_hdr = NULL;
1745 int qlcnic_diag_alloc_res(struct net_device *netdev, int test)
1747 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1748 struct qlcnic_host_sds_ring *sds_ring;
1749 struct qlcnic_host_rds_ring *rds_ring;
1753 netif_device_detach(netdev);
1755 if (netif_running(netdev))
1756 __qlcnic_down(adapter, netdev);
1758 qlcnic_detach(adapter);
1760 adapter->max_sds_rings = 1;
1761 adapter->ahw->diag_test = test;
1762 adapter->ahw->linkup = 0;
1764 ret = qlcnic_attach(adapter);
1766 netif_device_attach(netdev);
1770 ret = qlcnic_fw_create_ctx(adapter);
1772 qlcnic_detach(adapter);
1773 netif_device_attach(netdev);
1777 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
1778 rds_ring = &adapter->recv_ctx->rds_rings[ring];
1779 qlcnic_post_rx_buffers(adapter, rds_ring, ring);
1782 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1783 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1784 sds_ring = &adapter->recv_ctx->sds_rings[ring];
1785 qlcnic_enable_int(sds_ring);
1789 if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) {
1790 adapter->ahw->loopback_state = 0;
1791 qlcnic_linkevent_request(adapter, 1);
1794 set_bit(__QLCNIC_DEV_UP, &adapter->state);
1799 /* Reset context in hardware only */
1801 qlcnic_reset_hw_context(struct qlcnic_adapter *adapter)
1803 struct net_device *netdev = adapter->netdev;
1805 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
1808 netif_device_detach(netdev);
1810 qlcnic_down(adapter, netdev);
1812 qlcnic_up(adapter, netdev);
1814 netif_device_attach(netdev);
1816 clear_bit(__QLCNIC_RESETTING, &adapter->state);
1817 dev_err(&adapter->pdev->dev, "%s:\n", __func__);
1822 qlcnic_reset_context(struct qlcnic_adapter *adapter)
1825 struct net_device *netdev = adapter->netdev;
1827 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
1830 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) {
1832 netif_device_detach(netdev);
1834 if (netif_running(netdev))
1835 __qlcnic_down(adapter, netdev);
1837 qlcnic_detach(adapter);
1839 if (netif_running(netdev)) {
1840 err = qlcnic_attach(adapter);
1842 __qlcnic_up(adapter, netdev);
1843 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
1847 netif_device_attach(netdev);
1850 clear_bit(__QLCNIC_RESETTING, &adapter->state);
1855 qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev,
1859 struct pci_dev *pdev = adapter->pdev;
1861 adapter->rx_csum = 1;
1862 adapter->ahw->mc_enabled = 0;
1863 adapter->ahw->max_mc_count = QLCNIC_MAX_MC_COUNT;
1865 netdev->netdev_ops = &qlcnic_netdev_ops;
1866 netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ;
1868 qlcnic_change_mtu(netdev, netdev->mtu);
1870 if (qlcnic_sriov_vf_check(adapter))
1871 SET_ETHTOOL_OPS(netdev, &qlcnic_sriov_vf_ethtool_ops);
1873 SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_ops);
1875 netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM |
1876 NETIF_F_IPV6_CSUM | NETIF_F_GRO |
1877 NETIF_F_HW_VLAN_CTAG_RX);
1878 netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM |
1881 if (QLCNIC_IS_TSO_CAPABLE(adapter)) {
1882 netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6);
1883 netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6);
1886 if (pci_using_dac) {
1887 netdev->features |= NETIF_F_HIGHDMA;
1888 netdev->vlan_features |= NETIF_F_HIGHDMA;
1891 if (qlcnic_vlan_tx_check(adapter))
1892 netdev->features |= (NETIF_F_HW_VLAN_CTAG_TX);
1894 if (qlcnic_sriov_vf_check(adapter))
1895 netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
1897 if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO)
1898 netdev->features |= NETIF_F_LRO;
1900 netdev->hw_features = netdev->features;
1901 netdev->irq = adapter->msix_entries[0].vector;
1903 err = register_netdev(netdev);
1905 dev_err(&pdev->dev, "failed to register net device\n");
1912 static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac)
1914 if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) &&
1915 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)))
1917 else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) &&
1918 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)))
1921 dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n");
1928 void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter)
1931 struct qlcnic_host_tx_ring *tx_ring;
1933 for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) {
1934 tx_ring = &adapter->tx_ring[ring];
1935 if (tx_ring && tx_ring->cmd_buf_arr != NULL) {
1936 vfree(tx_ring->cmd_buf_arr);
1937 tx_ring->cmd_buf_arr = NULL;
1940 if (adapter->tx_ring != NULL)
1941 kfree(adapter->tx_ring);
1944 int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter,
1945 struct net_device *netdev)
1947 int ring, vector, index;
1948 struct qlcnic_host_tx_ring *tx_ring;
1949 struct qlcnic_cmd_buffer *cmd_buf_arr;
1951 tx_ring = kcalloc(adapter->max_drv_tx_rings,
1952 sizeof(struct qlcnic_host_tx_ring), GFP_KERNEL);
1953 if (tx_ring == NULL)
1956 adapter->tx_ring = tx_ring;
1958 for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) {
1959 tx_ring = &adapter->tx_ring[ring];
1960 tx_ring->num_desc = adapter->num_txd;
1961 tx_ring->txq = netdev_get_tx_queue(netdev, ring);
1962 cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring));
1963 if (cmd_buf_arr == NULL) {
1964 qlcnic_free_tx_rings(adapter);
1967 memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(tx_ring));
1968 tx_ring->cmd_buf_arr = cmd_buf_arr;
1971 if (qlcnic_83xx_check(adapter)) {
1972 for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) {
1973 tx_ring = &adapter->tx_ring[ring];
1974 tx_ring->adapter = adapter;
1975 if (adapter->flags & QLCNIC_MSIX_ENABLED) {
1976 index = adapter->max_sds_rings + ring;
1977 vector = adapter->msix_entries[index].vector;
1978 tx_ring->irq = vector;
1986 qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
1988 struct net_device *netdev = NULL;
1989 struct qlcnic_adapter *adapter = NULL;
1990 struct qlcnic_hardware_context *ahw;
1991 int err, pci_using_dac = -1;
1993 char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */
1995 if (pdev->is_virtfn)
1998 err = pci_enable_device(pdev);
2002 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
2004 goto err_out_disable_pdev;
2007 err = qlcnic_set_dma_mask(pdev, &pci_using_dac);
2009 goto err_out_disable_pdev;
2011 err = pci_request_regions(pdev, qlcnic_driver_name);
2013 goto err_out_disable_pdev;
2015 pci_set_master(pdev);
2016 pci_enable_pcie_error_reporting(pdev);
2018 ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL);
2021 goto err_out_free_res;
2024 switch (ent->device) {
2025 case PCI_DEVICE_ID_QLOGIC_QLE824X:
2026 ahw->hw_ops = &qlcnic_hw_ops;
2027 ahw->reg_tbl = (u32 *) qlcnic_reg_tbl;
2029 case PCI_DEVICE_ID_QLOGIC_QLE834X:
2030 qlcnic_83xx_register_map(ahw);
2032 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X:
2033 qlcnic_sriov_vf_register_map(ahw);
2036 goto err_out_free_hw_res;
2039 err = qlcnic_setup_pci_map(pdev, ahw);
2041 goto err_out_free_hw_res;
2043 netdev = alloc_etherdev(sizeof(struct qlcnic_adapter));
2046 goto err_out_iounmap;
2049 SET_NETDEV_DEV(netdev, &pdev->dev);
2051 adapter = netdev_priv(netdev);
2052 adapter->netdev = netdev;
2053 adapter->pdev = pdev;
2056 adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic");
2057 if (adapter->qlcnic_wq == NULL) {
2059 dev_err(&pdev->dev, "Failed to create workqueue\n");
2060 goto err_out_free_netdev;
2063 err = qlcnic_alloc_adapter_resources(adapter);
2065 goto err_out_free_netdev;
2067 adapter->dev_rst_time = jiffies;
2068 adapter->ahw->revision_id = pdev->revision;
2069 if (qlcnic_mac_learn == FDB_MAC_LEARN)
2070 adapter->fdb_mac_learn = true;
2071 else if (qlcnic_mac_learn == DRV_MAC_LEARN)
2072 adapter->drv_mac_learn = true;
2073 adapter->max_drv_tx_rings = 1;
2075 rwlock_init(&adapter->ahw->crb_lock);
2076 mutex_init(&adapter->ahw->mem_lock);
2078 spin_lock_init(&adapter->tx_clean_lock);
2079 INIT_LIST_HEAD(&adapter->mac_list);
2081 if (qlcnic_82xx_check(adapter)) {
2082 qlcnic_check_vf(adapter, ent);
2083 adapter->portnum = adapter->ahw->pci_func;
2084 err = qlcnic_start_firmware(adapter);
2086 dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n");
2087 goto err_out_free_hw;
2090 err = qlcnic_setup_idc_param(adapter);
2092 goto err_out_free_hw;
2094 adapter->flags |= QLCNIC_NEED_FLR;
2095 } else if (qlcnic_83xx_check(adapter)) {
2096 qlcnic_83xx_check_vf(adapter, ent);
2097 adapter->portnum = adapter->ahw->pci_func;
2098 err = qlcnic_83xx_init(adapter, pci_using_dac);
2100 dev_err(&pdev->dev, "%s: failed\n", __func__);
2101 goto err_out_free_hw;
2103 if (qlcnic_sriov_vf_check(adapter))
2107 "%s: failed. Please Reboot\n", __func__);
2108 goto err_out_free_hw;
2111 if (qlcnic_read_mac_addr(adapter))
2112 dev_warn(&pdev->dev, "failed to read mac addr\n");
2114 if (adapter->portnum == 0) {
2115 qlcnic_get_board_name(adapter, board_name);
2117 pr_info("%s: %s Board Chip rev 0x%x\n",
2118 module_name(THIS_MODULE),
2119 board_name, adapter->ahw->revision_id);
2122 if (qlcnic_83xx_check(adapter) && !qlcnic_use_msi_x &&
2124 dev_warn(&pdev->dev,
2125 "83xx adapter do not support MSI interrupts\n");
2127 err = qlcnic_setup_intr(adapter, 0);
2129 dev_err(&pdev->dev, "Failed to setup interrupt\n");
2130 goto err_out_disable_msi;
2133 if (qlcnic_83xx_check(adapter)) {
2134 err = qlcnic_83xx_setup_mbx_intr(adapter);
2136 goto err_out_disable_msi;
2139 err = qlcnic_get_act_pci_func(adapter);
2141 goto err_out_disable_mbx_intr;
2143 err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac);
2145 goto err_out_disable_mbx_intr;
2147 if (qlcnic_82xx_check(adapter)) {
2148 if (ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) {
2149 capab2 = QLCRD32(adapter, CRB_FW_CAPABILITIES_2);
2150 if (capab2 & QLCNIC_FW_CAPABILITY_2_OCBB)
2151 qlcnic_fw_cmd_set_drv_version(adapter);
2155 pci_set_drvdata(pdev, adapter);
2157 if (qlcnic_82xx_check(adapter))
2158 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
2161 switch (adapter->ahw->port_type) {
2163 dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n",
2164 adapter->netdev->name);
2167 dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n",
2168 adapter->netdev->name);
2172 if (adapter->drv_mac_learn)
2173 qlcnic_alloc_lb_filters_mem(adapter);
2175 qlcnic_add_sysfs(adapter);
2179 err_out_disable_mbx_intr:
2180 if (qlcnic_83xx_check(adapter))
2181 qlcnic_83xx_free_mbx_intr(adapter);
2183 err_out_disable_msi:
2184 qlcnic_teardown_intr(adapter);
2185 qlcnic_cancel_idc_work(adapter);
2186 qlcnic_clr_all_drv_state(adapter, 0);
2189 qlcnic_free_adapter_resources(adapter);
2191 err_out_free_netdev:
2192 free_netdev(netdev);
2195 qlcnic_cleanup_pci_map(ahw);
2197 err_out_free_hw_res:
2201 pci_release_regions(pdev);
2203 err_out_disable_pdev:
2204 pci_set_drvdata(pdev, NULL);
2205 pci_disable_device(pdev);
2209 static void qlcnic_remove(struct pci_dev *pdev)
2211 struct qlcnic_adapter *adapter;
2212 struct net_device *netdev;
2213 struct qlcnic_hardware_context *ahw;
2215 adapter = pci_get_drvdata(pdev);
2216 if (adapter == NULL)
2219 netdev = adapter->netdev;
2220 qlcnic_sriov_pf_disable(adapter);
2222 qlcnic_cancel_idc_work(adapter);
2225 unregister_netdev(netdev);
2226 qlcnic_sriov_cleanup(adapter);
2228 if (qlcnic_83xx_check(adapter)) {
2229 qlcnic_83xx_free_mbx_intr(adapter);
2230 qlcnic_83xx_register_nic_idc_func(adapter, 0);
2231 cancel_delayed_work_sync(&adapter->idc_aen_work);
2234 qlcnic_detach(adapter);
2236 if (adapter->npars != NULL)
2237 kfree(adapter->npars);
2238 if (adapter->eswitch != NULL)
2239 kfree(adapter->eswitch);
2241 if (qlcnic_82xx_check(adapter))
2242 qlcnic_clr_all_drv_state(adapter, 0);
2244 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2246 qlcnic_free_lb_filters_mem(adapter);
2248 qlcnic_teardown_intr(adapter);
2250 qlcnic_remove_sysfs(adapter);
2252 qlcnic_cleanup_pci_map(adapter->ahw);
2254 qlcnic_release_firmware(adapter);
2256 pci_disable_pcie_error_reporting(pdev);
2257 pci_release_regions(pdev);
2258 pci_disable_device(pdev);
2259 pci_set_drvdata(pdev, NULL);
2261 if (adapter->qlcnic_wq) {
2262 destroy_workqueue(adapter->qlcnic_wq);
2263 adapter->qlcnic_wq = NULL;
2265 qlcnic_free_adapter_resources(adapter);
2267 free_netdev(netdev);
2269 static int __qlcnic_shutdown(struct pci_dev *pdev)
2271 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
2272 struct net_device *netdev = adapter->netdev;
2275 netif_device_detach(netdev);
2277 qlcnic_cancel_idc_work(adapter);
2279 if (netif_running(netdev))
2280 qlcnic_down(adapter, netdev);
2282 qlcnic_sriov_cleanup(adapter);
2283 if (qlcnic_82xx_check(adapter))
2284 qlcnic_clr_all_drv_state(adapter, 0);
2286 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2288 retval = pci_save_state(pdev);
2291 if (qlcnic_82xx_check(adapter)) {
2292 if (qlcnic_wol_supported(adapter)) {
2293 pci_enable_wake(pdev, PCI_D3cold, 1);
2294 pci_enable_wake(pdev, PCI_D3hot, 1);
2301 static void qlcnic_shutdown(struct pci_dev *pdev)
2303 if (__qlcnic_shutdown(pdev))
2306 pci_disable_device(pdev);
2311 qlcnic_suspend(struct pci_dev *pdev, pm_message_t state)
2315 retval = __qlcnic_shutdown(pdev);
2319 pci_set_power_state(pdev, pci_choose_state(pdev, state));
2324 qlcnic_resume(struct pci_dev *pdev)
2326 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
2327 struct net_device *netdev = adapter->netdev;
2330 err = pci_enable_device(pdev);
2334 pci_set_power_state(pdev, PCI_D0);
2335 pci_set_master(pdev);
2336 pci_restore_state(pdev);
2338 err = qlcnic_start_firmware(adapter);
2340 dev_err(&pdev->dev, "failed to start firmware\n");
2344 if (netif_running(netdev)) {
2345 err = qlcnic_up(adapter, netdev);
2349 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
2352 netif_device_attach(netdev);
2353 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY);
2358 static int qlcnic_open(struct net_device *netdev)
2360 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2363 netif_carrier_off(netdev);
2365 err = qlcnic_attach(adapter);
2369 err = __qlcnic_up(adapter, netdev);
2373 netif_start_queue(netdev);
2378 qlcnic_detach(adapter);
2383 * qlcnic_close - Disables a network interface entry point
2385 static int qlcnic_close(struct net_device *netdev)
2387 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2389 __qlcnic_down(adapter, netdev);
2394 void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter)
2398 struct net_device *netdev = adapter->netdev;
2399 u32 filter_size = 0;
2400 u16 act_pci_func = 0;
2402 if (adapter->fhash.fmax && adapter->fhash.fhead)
2405 act_pci_func = adapter->ahw->act_pci_func;
2406 spin_lock_init(&adapter->mac_learn_lock);
2407 spin_lock_init(&adapter->rx_mac_learn_lock);
2409 if (qlcnic_82xx_check(adapter)) {
2410 filter_size = QLCNIC_LB_MAX_FILTERS;
2411 adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE;
2413 filter_size = QLC_83XX_LB_MAX_FILTERS;
2414 adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE;
2417 head = kcalloc(adapter->fhash.fbucket_size,
2418 sizeof(struct hlist_head), GFP_ATOMIC);
2423 adapter->fhash.fmax = (filter_size / act_pci_func);
2424 adapter->fhash.fhead = head;
2426 netdev_info(netdev, "active nic func = %d, mac filter size=%d\n",
2427 act_pci_func, adapter->fhash.fmax);
2429 for (i = 0; i < adapter->fhash.fbucket_size; i++)
2430 INIT_HLIST_HEAD(&adapter->fhash.fhead[i]);
2432 adapter->rx_fhash.fbucket_size = adapter->fhash.fbucket_size;
2434 head = kcalloc(adapter->rx_fhash.fbucket_size,
2435 sizeof(struct hlist_head), GFP_ATOMIC);
2440 adapter->rx_fhash.fmax = (filter_size / act_pci_func);
2441 adapter->rx_fhash.fhead = head;
2443 for (i = 0; i < adapter->rx_fhash.fbucket_size; i++)
2444 INIT_HLIST_HEAD(&adapter->rx_fhash.fhead[i]);
2447 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter)
2449 if (adapter->fhash.fmax && adapter->fhash.fhead)
2450 kfree(adapter->fhash.fhead);
2452 adapter->fhash.fhead = NULL;
2453 adapter->fhash.fmax = 0;
2455 if (adapter->rx_fhash.fmax && adapter->rx_fhash.fhead)
2456 kfree(adapter->rx_fhash.fhead);
2458 adapter->rx_fhash.fmax = 0;
2459 adapter->rx_fhash.fhead = NULL;
2462 int qlcnic_check_temp(struct qlcnic_adapter *adapter)
2464 struct net_device *netdev = adapter->netdev;
2465 u32 temp_state, temp_val, temp = 0;
2468 if (qlcnic_83xx_check(adapter))
2469 temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP);
2471 if (qlcnic_82xx_check(adapter))
2472 temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP);
2474 temp_state = qlcnic_get_temp_state(temp);
2475 temp_val = qlcnic_get_temp_val(temp);
2477 if (temp_state == QLCNIC_TEMP_PANIC) {
2478 dev_err(&netdev->dev,
2479 "Device temperature %d degrees C exceeds"
2480 " maximum allowed. Hardware has been shut down.\n",
2483 } else if (temp_state == QLCNIC_TEMP_WARN) {
2484 if (adapter->ahw->temp == QLCNIC_TEMP_NORMAL) {
2485 dev_err(&netdev->dev,
2486 "Device temperature %d degrees C "
2487 "exceeds operating range."
2488 " Immediate action needed.\n",
2492 if (adapter->ahw->temp == QLCNIC_TEMP_WARN) {
2493 dev_info(&netdev->dev,
2494 "Device temperature is now %d degrees C"
2495 " in normal range.\n", temp_val);
2498 adapter->ahw->temp = temp_state;
2502 static void qlcnic_tx_timeout(struct net_device *netdev)
2504 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2506 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
2509 if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS) {
2510 netdev_info(netdev, "Tx timeout, reset the adapter.\n");
2511 if (qlcnic_82xx_check(adapter))
2512 adapter->need_fw_reset = 1;
2513 else if (qlcnic_83xx_check(adapter))
2514 qlcnic_83xx_idc_request_reset(adapter,
2515 QLCNIC_FORCE_FW_DUMP_KEY);
2517 netdev_info(netdev, "Tx timeout, reset adapter context.\n");
2518 adapter->ahw->reset_context = 1;
2522 static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev)
2524 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2525 struct net_device_stats *stats = &netdev->stats;
2527 stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts;
2528 stats->tx_packets = adapter->stats.xmitfinished;
2529 stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes;
2530 stats->tx_bytes = adapter->stats.txbytes;
2531 stats->rx_dropped = adapter->stats.rxdropped;
2532 stats->tx_dropped = adapter->stats.txdropped;
2537 irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter)
2541 status = readl(adapter->isr_int_vec);
2543 if (!(status & adapter->ahw->int_vec_bit))
2546 /* check interrupt state machine, to be sure */
2547 status = readl(adapter->crb_int_state_reg);
2548 if (!ISR_LEGACY_INT_TRIGGERED(status))
2551 writel(0xffffffff, adapter->tgt_status_reg);
2552 /* read twice to ensure write is flushed */
2553 readl(adapter->isr_int_vec);
2554 readl(adapter->isr_int_vec);
2559 static irqreturn_t qlcnic_tmp_intr(int irq, void *data)
2561 struct qlcnic_host_sds_ring *sds_ring = data;
2562 struct qlcnic_adapter *adapter = sds_ring->adapter;
2564 if (adapter->flags & QLCNIC_MSIX_ENABLED)
2566 else if (adapter->flags & QLCNIC_MSI_ENABLED) {
2567 writel(0xffffffff, adapter->tgt_status_reg);
2571 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
2575 adapter->ahw->diag_cnt++;
2576 qlcnic_enable_int(sds_ring);
2580 static irqreturn_t qlcnic_intr(int irq, void *data)
2582 struct qlcnic_host_sds_ring *sds_ring = data;
2583 struct qlcnic_adapter *adapter = sds_ring->adapter;
2585 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
2588 napi_schedule(&sds_ring->napi);
2593 static irqreturn_t qlcnic_msi_intr(int irq, void *data)
2595 struct qlcnic_host_sds_ring *sds_ring = data;
2596 struct qlcnic_adapter *adapter = sds_ring->adapter;
2598 /* clear interrupt */
2599 writel(0xffffffff, adapter->tgt_status_reg);
2601 napi_schedule(&sds_ring->napi);
2605 static irqreturn_t qlcnic_msix_intr(int irq, void *data)
2607 struct qlcnic_host_sds_ring *sds_ring = data;
2609 napi_schedule(&sds_ring->napi);
2613 static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data)
2615 struct qlcnic_host_tx_ring *tx_ring = data;
2617 napi_schedule(&tx_ring->napi);
2621 #ifdef CONFIG_NET_POLL_CONTROLLER
2622 static void qlcnic_poll_controller(struct net_device *netdev)
2625 struct qlcnic_host_sds_ring *sds_ring;
2626 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2627 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
2629 disable_irq(adapter->irq);
2630 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
2631 sds_ring = &recv_ctx->sds_rings[ring];
2632 qlcnic_intr(adapter->irq, sds_ring);
2634 enable_irq(adapter->irq);
2639 qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding)
2643 val = adapter->portnum & 0xf;
2644 val |= encoding << 7;
2645 val |= (jiffies - adapter->dev_rst_time) << 8;
2647 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val);
2648 adapter->dev_rst_time = jiffies;
2652 qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state)
2656 WARN_ON(state != QLCNIC_DEV_NEED_RESET &&
2657 state != QLCNIC_DEV_NEED_QUISCENT);
2659 if (qlcnic_api_lock(adapter))
2662 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2664 if (state == QLCNIC_DEV_NEED_RESET)
2665 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
2666 else if (state == QLCNIC_DEV_NEED_QUISCENT)
2667 QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum);
2669 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2671 qlcnic_api_unlock(adapter);
2677 qlcnic_clr_drv_state(struct qlcnic_adapter *adapter)
2681 if (qlcnic_api_lock(adapter))
2684 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2685 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
2686 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2688 qlcnic_api_unlock(adapter);
2694 qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed)
2698 if (qlcnic_api_lock(adapter))
2701 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
2702 QLC_DEV_CLR_REF_CNT(val, adapter->portnum);
2703 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
2706 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
2708 dev_info(&adapter->pdev->dev,
2709 "Device state set to Failed. Please Reboot\n");
2710 } else if (!(val & 0x11111111))
2711 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
2714 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2715 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
2716 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2718 qlcnic_api_unlock(adapter);
2720 adapter->fw_fail_cnt = 0;
2721 adapter->flags &= ~QLCNIC_FW_HANG;
2722 clear_bit(__QLCNIC_START_FW, &adapter->state);
2723 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2726 /* Grab api lock, before checking state */
2728 qlcnic_check_drv_state(struct qlcnic_adapter *adapter)
2730 int act, state, active_mask;
2731 struct qlcnic_hardware_context *ahw = adapter->ahw;
2733 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2734 act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
2736 if (adapter->flags & QLCNIC_FW_RESET_OWNER) {
2737 active_mask = (~(1 << (ahw->pci_func * 4)));
2738 act = act & active_mask;
2741 if (((state & 0x11111111) == (act & 0x11111111)) ||
2742 ((act & 0x11111111) == ((state >> 1) & 0x11111111)))
2748 static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter)
2750 u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER);
2752 if (val != QLCNIC_DRV_IDC_VER) {
2753 dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's"
2754 " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val);
2761 qlcnic_can_start_firmware(struct qlcnic_adapter *adapter)
2763 u32 val, prev_state;
2764 u8 dev_init_timeo = adapter->dev_init_timeo;
2765 u8 portnum = adapter->portnum;
2768 if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state))
2771 if (qlcnic_api_lock(adapter))
2774 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
2775 if (!(val & (1 << (portnum * 4)))) {
2776 QLC_DEV_SET_REF_CNT(val, portnum);
2777 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
2780 prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2781 QLCDB(adapter, HW, "Device state = %u\n", prev_state);
2783 switch (prev_state) {
2784 case QLCNIC_DEV_COLD:
2785 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
2786 QLCNIC_DEV_INITIALIZING);
2787 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER,
2788 QLCNIC_DRV_IDC_VER);
2789 qlcnic_idc_debug_info(adapter, 0);
2790 qlcnic_api_unlock(adapter);
2793 case QLCNIC_DEV_READY:
2794 ret = qlcnic_check_idc_ver(adapter);
2795 qlcnic_api_unlock(adapter);
2798 case QLCNIC_DEV_NEED_RESET:
2799 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2800 QLC_DEV_SET_RST_RDY(val, portnum);
2801 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2804 case QLCNIC_DEV_NEED_QUISCENT:
2805 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2806 QLC_DEV_SET_QSCNT_RDY(val, portnum);
2807 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2810 case QLCNIC_DEV_FAILED:
2811 dev_err(&adapter->pdev->dev, "Device in failed state.\n");
2812 qlcnic_api_unlock(adapter);
2815 case QLCNIC_DEV_INITIALIZING:
2816 case QLCNIC_DEV_QUISCENT:
2820 qlcnic_api_unlock(adapter);
2824 prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2826 if (prev_state == QLCNIC_DEV_QUISCENT)
2828 } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo);
2830 if (!dev_init_timeo) {
2831 dev_err(&adapter->pdev->dev,
2832 "Waiting for device to initialize timeout\n");
2836 if (qlcnic_api_lock(adapter))
2839 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
2840 QLC_DEV_CLR_RST_QSCNT(val, portnum);
2841 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2843 ret = qlcnic_check_idc_ver(adapter);
2844 qlcnic_api_unlock(adapter);
2850 qlcnic_fwinit_work(struct work_struct *work)
2852 struct qlcnic_adapter *adapter = container_of(work,
2853 struct qlcnic_adapter, fw_work.work);
2854 u32 dev_state = 0xf;
2857 if (qlcnic_api_lock(adapter))
2860 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2861 if (dev_state == QLCNIC_DEV_QUISCENT ||
2862 dev_state == QLCNIC_DEV_NEED_QUISCENT) {
2863 qlcnic_api_unlock(adapter);
2864 qlcnic_schedule_work(adapter, qlcnic_fwinit_work,
2869 if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
2870 qlcnic_api_unlock(adapter);
2874 if (dev_state == QLCNIC_DEV_INITIALIZING ||
2875 dev_state == QLCNIC_DEV_READY) {
2876 dev_info(&adapter->pdev->dev, "Detected state change from "
2877 "DEV_NEED_RESET, skipping ack check\n");
2878 goto skip_ack_check;
2881 if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) {
2882 dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n",
2883 adapter->reset_ack_timeo);
2884 goto skip_ack_check;
2887 if (!qlcnic_check_drv_state(adapter)) {
2889 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2891 if (dev_state == QLCNIC_DEV_NEED_RESET) {
2892 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
2893 QLCNIC_DEV_INITIALIZING);
2894 set_bit(__QLCNIC_START_FW, &adapter->state);
2895 QLCDB(adapter, DRV, "Restarting fw\n");
2896 qlcnic_idc_debug_info(adapter, 0);
2897 val = QLC_SHARED_REG_RD32(adapter,
2898 QLCNIC_CRB_DRV_STATE);
2899 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
2900 QLC_SHARED_REG_WR32(adapter,
2901 QLCNIC_CRB_DRV_STATE, val);
2904 qlcnic_api_unlock(adapter);
2907 if (adapter->ahw->fw_dump.enable &&
2908 (adapter->flags & QLCNIC_FW_RESET_OWNER)) {
2909 QLCDB(adapter, DRV, "Take FW dump\n");
2910 qlcnic_dump_fw(adapter);
2911 adapter->flags |= QLCNIC_FW_HANG;
2915 adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
2916 if (!adapter->nic_ops->start_firmware(adapter)) {
2917 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
2918 adapter->fw_wait_cnt = 0;
2924 qlcnic_api_unlock(adapter);
2927 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
2928 QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state);
2930 switch (dev_state) {
2931 case QLCNIC_DEV_READY:
2932 if (!qlcnic_start_firmware(adapter)) {
2933 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
2934 adapter->fw_wait_cnt = 0;
2937 case QLCNIC_DEV_FAILED:
2940 qlcnic_schedule_work(adapter,
2941 qlcnic_fwinit_work, FW_POLL_DELAY);
2946 dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u "
2947 "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt);
2948 netif_device_attach(adapter->netdev);
2949 qlcnic_clr_all_drv_state(adapter, 0);
2953 qlcnic_detach_work(struct work_struct *work)
2955 struct qlcnic_adapter *adapter = container_of(work,
2956 struct qlcnic_adapter, fw_work.work);
2957 struct net_device *netdev = adapter->netdev;
2960 netif_device_detach(netdev);
2962 /* Dont grab rtnl lock during Quiscent mode */
2963 if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) {
2964 if (netif_running(netdev))
2965 __qlcnic_down(adapter, netdev);
2967 qlcnic_down(adapter, netdev);
2969 status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
2971 if (status & QLCNIC_RCODE_FATAL_ERROR) {
2972 dev_err(&adapter->pdev->dev,
2973 "Detaching the device: peg halt status1=0x%x\n",
2976 if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) {
2977 dev_err(&adapter->pdev->dev,
2978 "On board active cooling fan failed. "
2979 "Device has been halted.\n");
2980 dev_err(&adapter->pdev->dev,
2981 "Replace the adapter.\n");
2987 if (adapter->ahw->temp == QLCNIC_TEMP_PANIC) {
2988 dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n",
2989 adapter->ahw->temp);
2993 /* Dont ack if this instance is the reset owner */
2994 if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) {
2995 if (qlcnic_set_drv_state(adapter, adapter->dev_state)) {
2996 dev_err(&adapter->pdev->dev,
2997 "Failed to set driver state,"
2998 "detaching the device.\n");
3003 adapter->fw_wait_cnt = 0;
3005 qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY);
3010 netif_device_attach(netdev);
3011 qlcnic_clr_all_drv_state(adapter, 1);
3014 /*Transit NPAR state to NON Operational */
3016 qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter)
3020 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE);
3021 if (state == QLCNIC_DEV_NPAR_NON_OPER)
3024 if (qlcnic_api_lock(adapter))
3026 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3027 QLCNIC_DEV_NPAR_NON_OPER);
3028 qlcnic_api_unlock(adapter);
3031 void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter, u32 key)
3033 u32 state, xg_val = 0, gb_val = 0;
3035 qlcnic_xg_set_xg0_mask(xg_val);
3036 qlcnic_xg_set_xg1_mask(xg_val);
3037 QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val);
3038 qlcnic_gb_set_gb0_mask(gb_val);
3039 qlcnic_gb_set_gb1_mask(gb_val);
3040 qlcnic_gb_set_gb2_mask(gb_val);
3041 qlcnic_gb_set_gb3_mask(gb_val);
3042 QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val);
3043 dev_info(&adapter->pdev->dev, "Pause control frames disabled"
3045 adapter->need_fw_reset = 1;
3047 if (qlcnic_api_lock(adapter))
3050 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3052 if (state == QLCNIC_DEV_READY) {
3053 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3054 QLCNIC_DEV_NEED_RESET);
3055 adapter->flags |= QLCNIC_FW_RESET_OWNER;
3056 QLCDB(adapter, DRV, "NEED_RESET state set\n");
3057 qlcnic_idc_debug_info(adapter, 0);
3060 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3061 QLCNIC_DEV_NPAR_NON_OPER);
3062 qlcnic_api_unlock(adapter);
3065 /* Transit to NPAR READY state from NPAR NOT READY state */
3067 qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter)
3069 if (qlcnic_api_lock(adapter))
3072 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3073 QLCNIC_DEV_NPAR_OPER);
3074 QLCDB(adapter, DRV, "NPAR operational state set\n");
3076 qlcnic_api_unlock(adapter);
3079 void qlcnic_schedule_work(struct qlcnic_adapter *adapter,
3080 work_func_t func, int delay)
3082 if (test_bit(__QLCNIC_AER, &adapter->state))
3085 INIT_DELAYED_WORK(&adapter->fw_work, func);
3086 queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work,
3087 round_jiffies_relative(delay));
3091 qlcnic_attach_work(struct work_struct *work)
3093 struct qlcnic_adapter *adapter = container_of(work,
3094 struct qlcnic_adapter, fw_work.work);
3095 struct net_device *netdev = adapter->netdev;
3098 if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) {
3099 npar_state = QLC_SHARED_REG_RD32(adapter,
3100 QLCNIC_CRB_DEV_NPAR_STATE);
3101 if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO)
3102 qlcnic_clr_all_drv_state(adapter, 0);
3103 else if (npar_state != QLCNIC_DEV_NPAR_OPER)
3104 qlcnic_schedule_work(adapter, qlcnic_attach_work,
3108 QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n");
3112 if (netif_running(netdev)) {
3113 if (qlcnic_up(adapter, netdev))
3116 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3120 netif_device_attach(netdev);
3121 adapter->fw_fail_cnt = 0;
3122 adapter->flags &= ~QLCNIC_FW_HANG;
3123 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3125 if (!qlcnic_clr_drv_state(adapter))
3126 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
3131 qlcnic_check_health(struct qlcnic_adapter *adapter)
3133 u32 state = 0, heartbeat;
3136 if (qlcnic_check_temp(adapter))
3139 if (adapter->need_fw_reset)
3140 qlcnic_dev_request_reset(adapter, 0);
3142 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3143 if (state == QLCNIC_DEV_NEED_RESET) {
3144 qlcnic_set_npar_non_operational(adapter);
3145 adapter->need_fw_reset = 1;
3146 } else if (state == QLCNIC_DEV_NEED_QUISCENT)
3149 heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER);
3150 if (heartbeat != adapter->heartbeat) {
3151 adapter->heartbeat = heartbeat;
3152 adapter->fw_fail_cnt = 0;
3153 if (adapter->need_fw_reset)
3156 if (adapter->ahw->reset_context && qlcnic_auto_fw_reset) {
3157 qlcnic_reset_hw_context(adapter);
3158 adapter->netdev->trans_start = jiffies;
3164 if (++adapter->fw_fail_cnt < FW_FAIL_THRESH)
3167 adapter->flags |= QLCNIC_FW_HANG;
3169 qlcnic_dev_request_reset(adapter, 0);
3171 if (qlcnic_auto_fw_reset)
3172 clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
3174 dev_err(&adapter->pdev->dev, "firmware hang detected\n");
3175 peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
3176 dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n"
3177 "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n"
3178 "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n"
3179 "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n"
3180 "PEG_NET_4_PC: 0x%x\n",
3182 QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2),
3183 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c),
3184 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c),
3185 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c),
3186 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c),
3187 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c));
3188 if (QLCNIC_FWERROR_CODE(peg_status) == 0x67)
3189 dev_err(&adapter->pdev->dev,
3190 "Firmware aborted with error code 0x00006700. "
3191 "Device is being reset.\n");
3193 adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state :
3194 QLCNIC_DEV_NEED_RESET;
3196 if (qlcnic_auto_fw_reset && !test_and_set_bit(__QLCNIC_RESETTING,
3199 qlcnic_schedule_work(adapter, qlcnic_detach_work, 0);
3200 QLCDB(adapter, DRV, "fw recovery scheduled.\n");
3207 qlcnic_fw_poll_work(struct work_struct *work)
3209 struct qlcnic_adapter *adapter = container_of(work,
3210 struct qlcnic_adapter, fw_work.work);
3212 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
3216 if (qlcnic_check_health(adapter))
3219 if (adapter->fhash.fnum)
3220 qlcnic_prune_lb_filters(adapter);
3223 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY);
3226 static int qlcnic_is_first_func(struct pci_dev *pdev)
3228 struct pci_dev *oth_pdev;
3229 int val = pdev->devfn;
3232 oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr
3233 (pdev->bus), pdev->bus->number,
3234 PCI_DEVFN(PCI_SLOT(pdev->devfn), val));
3238 if (oth_pdev->current_state != PCI_D3cold) {
3239 pci_dev_put(oth_pdev);
3242 pci_dev_put(oth_pdev);
3247 static int qlcnic_attach_func(struct pci_dev *pdev)
3249 int err, first_func;
3250 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3251 struct net_device *netdev = adapter->netdev;
3253 pdev->error_state = pci_channel_io_normal;
3255 err = pci_enable_device(pdev);
3259 pci_set_power_state(pdev, PCI_D0);
3260 pci_set_master(pdev);
3261 pci_restore_state(pdev);
3263 first_func = qlcnic_is_first_func(pdev);
3265 if (qlcnic_api_lock(adapter))
3268 if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) {
3269 adapter->need_fw_reset = 1;
3270 set_bit(__QLCNIC_START_FW, &adapter->state);
3271 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3272 QLCNIC_DEV_INITIALIZING);
3273 QLCDB(adapter, DRV, "Restarting fw\n");
3275 qlcnic_api_unlock(adapter);
3277 err = qlcnic_start_firmware(adapter);
3281 qlcnic_clr_drv_state(adapter);
3282 kfree(adapter->msix_entries);
3283 adapter->msix_entries = NULL;
3284 err = qlcnic_setup_intr(adapter, 0);
3287 kfree(adapter->msix_entries);
3288 netdev_err(netdev, "failed to setup interrupt\n");
3292 if (qlcnic_83xx_check(adapter)) {
3293 /* register for NIC IDC AEN Events */
3294 qlcnic_83xx_register_nic_idc_func(adapter, 1);
3295 err = qlcnic_83xx_setup_mbx_intr(adapter);
3297 dev_err(&adapter->pdev->dev,
3298 "failed to setup mbx interrupt\n");
3299 qlcnic_clr_all_drv_state(adapter, 1);
3300 clear_bit(__QLCNIC_AER, &adapter->state);
3305 if (netif_running(netdev)) {
3306 err = qlcnic_attach(adapter);
3308 qlcnic_clr_all_drv_state(adapter, 1);
3309 clear_bit(__QLCNIC_AER, &adapter->state);
3310 netif_device_attach(netdev);
3314 err = qlcnic_up(adapter, netdev);
3318 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3321 netif_device_attach(netdev);
3325 static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev,
3326 pci_channel_state_t state)
3328 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3329 struct net_device *netdev = adapter->netdev;
3331 if (state == pci_channel_io_perm_failure)
3332 return PCI_ERS_RESULT_DISCONNECT;
3334 if (state == pci_channel_io_normal)
3335 return PCI_ERS_RESULT_RECOVERED;
3337 set_bit(__QLCNIC_AER, &adapter->state);
3338 netif_device_detach(netdev);
3340 cancel_delayed_work_sync(&adapter->fw_work);
3342 if (netif_running(netdev))
3343 qlcnic_down(adapter, netdev);
3345 if (qlcnic_83xx_check(adapter)) {
3346 qlcnic_83xx_free_mbx_intr(adapter);
3347 qlcnic_83xx_register_nic_idc_func(adapter, 0);
3348 cancel_delayed_work_sync(&adapter->idc_aen_work);
3351 qlcnic_detach(adapter);
3352 qlcnic_teardown_intr(adapter);
3354 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3356 pci_save_state(pdev);
3357 pci_disable_device(pdev);
3359 return PCI_ERS_RESULT_NEED_RESET;
3362 static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev)
3364 return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT :
3365 PCI_ERS_RESULT_RECOVERED;
3368 static void qlcnic_io_resume(struct pci_dev *pdev)
3371 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3373 pci_cleanup_aer_uncorrect_error_status(pdev);
3374 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3375 if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER,
3377 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
3382 qlcnicvf_start_firmware(struct qlcnic_adapter *adapter)
3386 err = qlcnic_can_start_firmware(adapter);
3390 err = qlcnic_check_npar_opertional(adapter);
3394 err = qlcnic_initialize_nic(adapter);
3398 qlcnic_check_options(adapter);
3400 err = qlcnic_set_eswitch_port_config(adapter);
3404 adapter->need_fw_reset = 0;
3409 int qlcnic_validate_max_rss(struct qlcnic_adapter *adapter,
3412 struct net_device *netdev = adapter->netdev;
3413 u8 max_hw = adapter->ahw->max_rx_ques;
3416 if (val > QLC_MAX_SDS_RINGS) {
3417 netdev_err(netdev, "RSS value should not be higher than %u\n",
3422 max_allowed = rounddown_pow_of_two(min_t(int, max_hw,
3423 num_online_cpus()));
3424 if ((val > max_allowed) || (val < 2) || !is_power_of_2(val)) {
3425 if (!is_power_of_2(val))
3426 netdev_err(netdev, "RSS value should be a power of 2\n");
3429 netdev_err(netdev, "RSS value should not be lower than 2\n");
3433 "RSS value should not be higher than[%u], the max RSS rings supported by the adapter\n",
3436 if (val > num_online_cpus())
3438 "RSS value should not be higher than[%u], number of online CPUs in the system\n",
3441 netdev_err(netdev, "Unable to configure %u RSS rings\n", val);
3448 int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data, size_t len)
3451 struct net_device *netdev = adapter->netdev;
3453 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
3456 netif_device_detach(netdev);
3457 if (netif_running(netdev))
3458 __qlcnic_down(adapter, netdev);
3460 qlcnic_detach(adapter);
3462 if (qlcnic_83xx_check(adapter)) {
3463 qlcnic_83xx_free_mbx_intr(adapter);
3464 qlcnic_83xx_enable_mbx_poll(adapter);
3467 qlcnic_teardown_intr(adapter);
3468 err = qlcnic_setup_intr(adapter, data);
3470 kfree(adapter->msix_entries);
3471 netdev_err(netdev, "failed to setup interrupt\n");
3475 if (qlcnic_83xx_check(adapter)) {
3476 /* register for NIC IDC AEN Events */
3477 qlcnic_83xx_register_nic_idc_func(adapter, 1);
3478 err = qlcnic_83xx_setup_mbx_intr(adapter);
3479 qlcnic_83xx_disable_mbx_poll(adapter);
3481 dev_err(&adapter->pdev->dev,
3482 "failed to setup mbx interrupt\n");
3487 if (netif_running(netdev)) {
3488 err = qlcnic_attach(adapter);
3491 err = __qlcnic_up(adapter, netdev);
3494 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3498 netif_device_attach(netdev);
3499 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3505 #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
3508 qlcnic_config_indev_addr(struct qlcnic_adapter *adapter,
3509 struct net_device *dev, unsigned long event)
3511 struct in_device *indev;
3513 indev = in_dev_get(dev);
3520 qlcnic_config_ipaddr(adapter,
3521 ifa->ifa_address, QLCNIC_IP_UP);
3524 qlcnic_config_ipaddr(adapter,
3525 ifa->ifa_address, QLCNIC_IP_DOWN);
3530 } endfor_ifa(indev);
3535 void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event)
3537 struct qlcnic_adapter *adapter = netdev_priv(netdev);
3538 struct net_device *dev;
3541 qlcnic_config_indev_addr(adapter, netdev, event);
3544 for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) {
3545 dev = __vlan_find_dev_deep(netdev, htons(ETH_P_8021Q), vid);
3548 qlcnic_config_indev_addr(adapter, dev, event);
3553 static int qlcnic_netdev_event(struct notifier_block *this,
3554 unsigned long event, void *ptr)
3556 struct qlcnic_adapter *adapter;
3557 struct net_device *dev = (struct net_device *)ptr;
3563 if (dev->priv_flags & IFF_802_1Q_VLAN) {
3564 dev = vlan_dev_real_dev(dev);
3568 if (!is_qlcnic_netdev(dev))
3571 adapter = netdev_priv(dev);
3576 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
3579 qlcnic_config_indev_addr(adapter, dev, event);
3585 qlcnic_inetaddr_event(struct notifier_block *this,
3586 unsigned long event, void *ptr)
3588 struct qlcnic_adapter *adapter;
3589 struct net_device *dev;
3591 struct in_ifaddr *ifa = (struct in_ifaddr *)ptr;
3593 dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL;
3599 if (dev->priv_flags & IFF_802_1Q_VLAN) {
3600 dev = vlan_dev_real_dev(dev);
3604 if (!is_qlcnic_netdev(dev))
3607 adapter = netdev_priv(dev);
3612 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
3617 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP);
3621 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN);
3632 static struct notifier_block qlcnic_netdev_cb = {
3633 .notifier_call = qlcnic_netdev_event,
3636 static struct notifier_block qlcnic_inetaddr_cb = {
3637 .notifier_call = qlcnic_inetaddr_event,
3640 void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event)
3643 static const struct pci_error_handlers qlcnic_err_handler = {
3644 .error_detected = qlcnic_io_error_detected,
3645 .slot_reset = qlcnic_io_slot_reset,
3646 .resume = qlcnic_io_resume,
3649 static struct pci_driver qlcnic_driver = {
3650 .name = qlcnic_driver_name,
3651 .id_table = qlcnic_pci_tbl,
3652 .probe = qlcnic_probe,
3653 .remove = qlcnic_remove,
3655 .suspend = qlcnic_suspend,
3656 .resume = qlcnic_resume,
3658 .shutdown = qlcnic_shutdown,
3659 .err_handler = &qlcnic_err_handler,
3660 #ifdef CONFIG_QLCNIC_SRIOV
3661 .sriov_configure = qlcnic_pci_sriov_configure,
3666 static int __init qlcnic_init_module(void)
3670 printk(KERN_INFO "%s\n", qlcnic_driver_string);
3673 register_netdevice_notifier(&qlcnic_netdev_cb);
3674 register_inetaddr_notifier(&qlcnic_inetaddr_cb);
3677 ret = pci_register_driver(&qlcnic_driver);
3680 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
3681 unregister_netdevice_notifier(&qlcnic_netdev_cb);
3688 module_init(qlcnic_init_module);
3690 static void __exit qlcnic_exit_module(void)
3692 pci_unregister_driver(&qlcnic_driver);
3695 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
3696 unregister_netdevice_notifier(&qlcnic_netdev_cb);
3700 module_exit(qlcnic_exit_module);