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>
10 #include <linux/swab.h>
11 #include <linux/dma-mapping.h>
12 #include <linux/if_vlan.h>
14 #include <linux/ipv6.h>
15 #include <linux/inetdevice.h>
16 #include <linux/aer.h>
17 #include <linux/log2.h>
18 #include <linux/pci.h>
19 #include <net/vxlan.h>
22 #include "qlcnic_sriov.h"
23 #include "qlcnic_hw.h"
25 MODULE_DESCRIPTION("QLogic 1/10 GbE Converged/Intelligent Ethernet Driver");
26 MODULE_LICENSE("GPL");
27 MODULE_VERSION(QLCNIC_LINUX_VERSIONID);
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, 2=POST in fast mode, 3= POST in medium mode, 4=POST in slow mode)");
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);
63 static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding);
64 static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter);
66 static irqreturn_t qlcnic_tmp_intr(int irq, void *data);
67 static irqreturn_t qlcnic_intr(int irq, void *data);
68 static irqreturn_t qlcnic_msi_intr(int irq, void *data);
69 static irqreturn_t qlcnic_msix_intr(int irq, void *data);
70 static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data);
72 static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev);
73 static int qlcnic_start_firmware(struct qlcnic_adapter *);
75 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter);
76 static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter *);
77 static int qlcnicvf_start_firmware(struct qlcnic_adapter *);
78 static int qlcnic_vlan_rx_add(struct net_device *, __be16, u16);
79 static int qlcnic_vlan_rx_del(struct net_device *, __be16, u16);
81 static int qlcnic_82xx_setup_intr(struct qlcnic_adapter *);
82 static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *, u32);
83 static irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *);
84 static pci_ers_result_t qlcnic_82xx_io_slot_reset(struct pci_dev *);
85 static int qlcnic_82xx_start_firmware(struct qlcnic_adapter *);
86 static void qlcnic_82xx_io_resume(struct pci_dev *);
87 static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *);
88 static pci_ers_result_t qlcnic_82xx_io_error_detected(struct pci_dev *,
90 static u32 qlcnic_vlan_tx_check(struct qlcnic_adapter *adapter)
92 struct qlcnic_hardware_context *ahw = adapter->ahw;
94 if (adapter->pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X)
95 return ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX;
100 /* PCI Device ID Table */
101 #define ENTRY(device) \
102 {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \
103 .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0}
105 static const struct pci_device_id qlcnic_pci_tbl[] = {
106 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X),
107 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X),
108 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE834X),
109 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE8830),
110 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE8C30),
111 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE844X),
112 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE844X),
116 MODULE_DEVICE_TABLE(pci, qlcnic_pci_tbl);
119 inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring *tx_ring)
121 writel(tx_ring->producer, tx_ring->crb_cmd_producer);
124 static const u32 msi_tgt_status[8] = {
125 ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1,
126 ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3,
127 ISR_INT_TARGET_STATUS_F4, ISR_INT_TARGET_STATUS_F5,
128 ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7
131 static const u32 qlcnic_reg_tbl[] = {
132 0x1B20A8, /* PEG_HALT_STAT1 */
133 0x1B20AC, /* PEG_HALT_STAT2 */
134 0x1B20B0, /* FW_HEARTBEAT */
135 0x1B2100, /* LOCK ID */
136 0x1B2128, /* FW_CAPABILITIES */
137 0x1B2138, /* drv active */
138 0x1B2140, /* dev state */
139 0x1B2144, /* drv state */
140 0x1B2148, /* drv scratch */
141 0x1B214C, /* dev partition info */
142 0x1B2174, /* drv idc ver */
143 0x1B2150, /* fw version major */
144 0x1B2154, /* fw version minor */
145 0x1B2158, /* fw version sub */
146 0x1B219C, /* npar state */
147 0x1B21FC, /* FW_IMG_VALID */
148 0x1B2250, /* CMD_PEG_STATE */
149 0x1B233C, /* RCV_PEG_STATE */
150 0x1B23B4, /* ASIC TEMP */
151 0x1B216C, /* FW api */
152 0x1B2170, /* drv op mode */
153 0x13C010, /* flash lock */
154 0x13C014, /* flash unlock */
157 static const struct qlcnic_board_info qlcnic_boards[] = {
158 { PCI_VENDOR_ID_QLOGIC,
159 PCI_DEVICE_ID_QLOGIC_QLE844X,
162 "8400 series 10GbE Converged Network Adapter (TCP/IP Networking)" },
163 { PCI_VENDOR_ID_QLOGIC,
164 PCI_DEVICE_ID_QLOGIC_QLE834X,
165 PCI_VENDOR_ID_QLOGIC,
167 "8300 Series Dual Port 10GbE Converged Network Adapter "
168 "(TCP/IP Networking)" },
169 { PCI_VENDOR_ID_QLOGIC,
170 PCI_DEVICE_ID_QLOGIC_QLE834X,
171 PCI_VENDOR_ID_QLOGIC,
173 "8300 Series Single Port 10GbE Converged Network Adapter "
174 "(TCP/IP Networking)" },
175 { PCI_VENDOR_ID_QLOGIC,
176 PCI_DEVICE_ID_QLOGIC_QLE834X,
177 PCI_VENDOR_ID_QLOGIC,
179 "8300 Series Dual Port 10GbE Converged Network Adapter "
180 "(TCP/IP Networking)" },
181 { PCI_VENDOR_ID_QLOGIC,
182 PCI_DEVICE_ID_QLOGIC_QLE834X,
183 PCI_VENDOR_ID_QLOGIC,
185 "8300 Series Dual Port 10GbE Converged Network Adapter "
186 "(TCP/IP Networking)" },
187 { PCI_VENDOR_ID_QLOGIC,
188 PCI_DEVICE_ID_QLOGIC_QLE834X,
189 PCI_VENDOR_ID_QLOGIC,
191 "8300 Series Dual Port 10GbE Converged Network Adapter "
192 "(TCP/IP Networking)" },
193 { PCI_VENDOR_ID_QLOGIC,
194 PCI_DEVICE_ID_QLOGIC_QLE834X,
195 PCI_VENDOR_ID_QLOGIC,
197 "8300 Series Dual Port 10GbE Converged Network Adapter "
198 "(TCP/IP Networking)" },
199 { PCI_VENDOR_ID_QLOGIC,
200 PCI_DEVICE_ID_QLOGIC_QLE834X,
201 PCI_VENDOR_ID_QLOGIC,
203 "8300 Series Dual Port 10GbE Converged Network Adapter "
204 "(TCP/IP Networking)" },
205 { PCI_VENDOR_ID_QLOGIC,
206 PCI_DEVICE_ID_QLOGIC_QLE834X,
207 PCI_VENDOR_ID_QLOGIC,
209 "8300 Series Single Port 10GbE Converged Network Adapter "
210 "(TCP/IP Networking)" },
211 { PCI_VENDOR_ID_QLOGIC,
212 PCI_DEVICE_ID_QLOGIC_QLE834X,
213 PCI_VENDOR_ID_QLOGIC,
215 "8300 Series Dual Port 10GbE Converged Network Adapter "
216 "(TCP/IP Networking)" },
217 { PCI_VENDOR_ID_QLOGIC,
218 PCI_DEVICE_ID_QLOGIC_QLE834X,
219 PCI_VENDOR_ID_QLOGIC,
221 "8300 Series Dual Port 10GbE Converged Network Adapter "
222 "(TCP/IP Networking)" },
223 { PCI_VENDOR_ID_QLOGIC,
224 PCI_DEVICE_ID_QLOGIC_QLE834X,
225 0x0, 0x0, "8300 Series 1/10GbE Controller" },
226 { PCI_VENDOR_ID_QLOGIC,
227 PCI_DEVICE_ID_QLOGIC_QLE8830,
230 "8830 Series 1/10GbE Controller" },
231 { PCI_VENDOR_ID_QLOGIC,
232 PCI_DEVICE_ID_QLOGIC_QLE824X,
233 PCI_VENDOR_ID_QLOGIC,
235 "8200 Series Single Port 10GbE Converged Network Adapter"
236 "(TCP/IP Networking)" },
237 { PCI_VENDOR_ID_QLOGIC,
238 PCI_DEVICE_ID_QLOGIC_QLE824X,
239 PCI_VENDOR_ID_QLOGIC,
241 "8200 Series Dual Port 10GbE Converged Network Adapter"
242 "(TCP/IP Networking)" },
243 { PCI_VENDOR_ID_QLOGIC,
244 PCI_DEVICE_ID_QLOGIC_QLE824X,
245 PCI_VENDOR_ID_QLOGIC,
247 "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter" },
248 { PCI_VENDOR_ID_QLOGIC,
249 PCI_DEVICE_ID_QLOGIC_QLE824X,
250 PCI_VENDOR_ID_QLOGIC,
252 "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter" },
253 { PCI_VENDOR_ID_QLOGIC,
254 PCI_DEVICE_ID_QLOGIC_QLE824X,
255 PCI_VENDOR_ID_QLOGIC,
257 "3200 Series Single Port 10Gb Intelligent Ethernet Adapter" },
258 { PCI_VENDOR_ID_QLOGIC,
259 PCI_DEVICE_ID_QLOGIC_QLE824X,
261 "NC523SFP 10Gb 2-port Server Adapter" },
262 { PCI_VENDOR_ID_QLOGIC,
263 PCI_DEVICE_ID_QLOGIC_QLE824X,
265 "CN1000Q Dual Port Converged Network Adapter" },
266 { PCI_VENDOR_ID_QLOGIC,
267 PCI_DEVICE_ID_QLOGIC_QLE824X,
268 PCI_VENDOR_ID_QLOGIC,
270 "QME8242-k 10GbE Dual Port Mezzanine Card" },
271 { PCI_VENDOR_ID_QLOGIC,
272 PCI_DEVICE_ID_QLOGIC_QLE824X,
273 0x0, 0x0, "cLOM8214 1/10GbE Controller" },
276 #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards)
279 struct qlcnic_legacy_intr_set legacy_intr[] = QLCNIC_LEGACY_INTR_CONFIG;
281 int qlcnic_alloc_sds_rings(struct qlcnic_recv_context *recv_ctx, int count)
283 int size = sizeof(struct qlcnic_host_sds_ring) * count;
285 recv_ctx->sds_rings = kzalloc(size, GFP_KERNEL);
287 return recv_ctx->sds_rings == NULL;
290 void qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx)
292 kfree(recv_ctx->sds_rings);
293 recv_ctx->sds_rings = NULL;
296 int qlcnic_read_mac_addr(struct qlcnic_adapter *adapter)
298 struct net_device *netdev = adapter->netdev;
299 struct pci_dev *pdev = adapter->pdev;
300 u8 mac_addr[ETH_ALEN];
303 ret = qlcnic_get_mac_address(adapter, mac_addr,
304 adapter->ahw->pci_func);
308 memcpy(netdev->dev_addr, mac_addr, ETH_ALEN);
309 memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len);
311 /* set station address */
313 if (!is_valid_ether_addr(netdev->dev_addr))
314 dev_warn(&pdev->dev, "Bad MAC address %pM.\n",
320 static void qlcnic_delete_adapter_mac(struct qlcnic_adapter *adapter)
322 struct qlcnic_mac_vlan_list *cur;
323 struct list_head *head;
325 list_for_each(head, &adapter->mac_list) {
326 cur = list_entry(head, struct qlcnic_mac_vlan_list, list);
327 if (ether_addr_equal_unaligned(adapter->mac_addr, cur->mac_addr)) {
328 qlcnic_sre_macaddr_change(adapter, cur->mac_addr,
330 list_del(&cur->list);
337 static int qlcnic_set_mac(struct net_device *netdev, void *p)
339 struct qlcnic_adapter *adapter = netdev_priv(netdev);
340 struct sockaddr *addr = p;
342 if (qlcnic_sriov_vf_check(adapter))
345 if ((adapter->flags & QLCNIC_MAC_OVERRIDE_DISABLED))
348 if (!is_valid_ether_addr(addr->sa_data))
351 if (ether_addr_equal_unaligned(adapter->mac_addr, addr->sa_data) &&
352 ether_addr_equal_unaligned(netdev->dev_addr, addr->sa_data))
355 if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
356 netif_device_detach(netdev);
357 qlcnic_napi_disable(adapter);
360 qlcnic_delete_adapter_mac(adapter);
361 memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len);
362 memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
363 qlcnic_set_multi(adapter->netdev);
365 if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
366 netif_device_attach(netdev);
367 qlcnic_napi_enable(adapter);
372 static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
373 struct net_device *netdev,
374 const unsigned char *addr, u16 vid)
376 struct qlcnic_adapter *adapter = netdev_priv(netdev);
377 int err = -EOPNOTSUPP;
379 if (!adapter->fdb_mac_learn)
380 return ndo_dflt_fdb_del(ndm, tb, netdev, addr, vid);
382 if ((adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
383 qlcnic_sriov_check(adapter)) {
384 if (is_unicast_ether_addr(addr)) {
385 err = dev_uc_del(netdev, addr);
387 err = qlcnic_nic_del_mac(adapter, addr);
388 } else if (is_multicast_ether_addr(addr)) {
389 err = dev_mc_del(netdev, addr);
397 static int qlcnic_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
398 struct net_device *netdev,
399 const unsigned char *addr, u16 vid, u16 flags)
401 struct qlcnic_adapter *adapter = netdev_priv(netdev);
404 if (!adapter->fdb_mac_learn)
405 return ndo_dflt_fdb_add(ndm, tb, netdev, addr, vid, flags);
407 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) &&
408 !qlcnic_sriov_check(adapter)) {
409 pr_info("%s: FDB e-switch is not enabled\n", __func__);
413 if (ether_addr_equal(addr, adapter->mac_addr))
416 if (is_unicast_ether_addr(addr)) {
417 if (netdev_uc_count(netdev) < adapter->ahw->max_uc_count)
418 err = dev_uc_add_excl(netdev, addr);
421 } else if (is_multicast_ether_addr(addr)) {
422 err = dev_mc_add_excl(netdev, addr);
430 static int qlcnic_fdb_dump(struct sk_buff *skb, struct netlink_callback *ncb,
431 struct net_device *netdev,
432 struct net_device *filter_dev, int *idx)
434 struct qlcnic_adapter *adapter = netdev_priv(netdev);
437 if (!adapter->fdb_mac_learn)
438 return ndo_dflt_fdb_dump(skb, ncb, netdev, filter_dev, idx);
440 if ((adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
441 qlcnic_sriov_check(adapter))
442 err = ndo_dflt_fdb_dump(skb, ncb, netdev, filter_dev, idx);
447 static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter *adapter)
449 while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
450 usleep_range(10000, 11000);
452 if (!adapter->fw_work.work.func)
455 cancel_delayed_work_sync(&adapter->fw_work);
458 static int qlcnic_get_phys_port_id(struct net_device *netdev,
459 struct netdev_phys_item_id *ppid)
461 struct qlcnic_adapter *adapter = netdev_priv(netdev);
462 struct qlcnic_hardware_context *ahw = adapter->ahw;
464 if (!(adapter->flags & QLCNIC_HAS_PHYS_PORT_ID))
467 ppid->id_len = sizeof(ahw->phys_port_id);
468 memcpy(ppid->id, ahw->phys_port_id, ppid->id_len);
473 static void qlcnic_add_vxlan_port(struct net_device *netdev,
474 struct udp_tunnel_info *ti)
476 struct qlcnic_adapter *adapter = netdev_priv(netdev);
477 struct qlcnic_hardware_context *ahw = adapter->ahw;
479 if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
482 /* Adapter supports only one VXLAN port. Use very first port
483 * for enabling offload
485 if (!qlcnic_encap_rx_offload(adapter))
487 if (!ahw->vxlan_port_count) {
488 ahw->vxlan_port_count = 1;
489 ahw->vxlan_port = ntohs(ti->port);
490 adapter->flags |= QLCNIC_ADD_VXLAN_PORT;
493 if (ahw->vxlan_port == ntohs(ti->port))
494 ahw->vxlan_port_count++;
498 static void qlcnic_del_vxlan_port(struct net_device *netdev,
499 struct udp_tunnel_info *ti)
501 struct qlcnic_adapter *adapter = netdev_priv(netdev);
502 struct qlcnic_hardware_context *ahw = adapter->ahw;
504 if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
507 if (!qlcnic_encap_rx_offload(adapter) || !ahw->vxlan_port_count ||
508 (ahw->vxlan_port != ntohs(ti->port)))
511 ahw->vxlan_port_count--;
512 if (!ahw->vxlan_port_count)
513 adapter->flags |= QLCNIC_DEL_VXLAN_PORT;
516 static netdev_features_t qlcnic_features_check(struct sk_buff *skb,
517 struct net_device *dev,
518 netdev_features_t features)
520 features = vlan_features_check(skb, features);
521 return vxlan_features_check(skb, features);
524 static const struct net_device_ops qlcnic_netdev_ops = {
525 .ndo_open = qlcnic_open,
526 .ndo_stop = qlcnic_close,
527 .ndo_start_xmit = qlcnic_xmit_frame,
528 .ndo_get_stats = qlcnic_get_stats,
529 .ndo_validate_addr = eth_validate_addr,
530 .ndo_set_rx_mode = qlcnic_set_multi,
531 .ndo_set_mac_address = qlcnic_set_mac,
532 .ndo_change_mtu = qlcnic_change_mtu,
533 .ndo_fix_features = qlcnic_fix_features,
534 .ndo_set_features = qlcnic_set_features,
535 .ndo_tx_timeout = qlcnic_tx_timeout,
536 .ndo_vlan_rx_add_vid = qlcnic_vlan_rx_add,
537 .ndo_vlan_rx_kill_vid = qlcnic_vlan_rx_del,
538 .ndo_fdb_add = qlcnic_fdb_add,
539 .ndo_fdb_del = qlcnic_fdb_del,
540 .ndo_fdb_dump = qlcnic_fdb_dump,
541 .ndo_get_phys_port_id = qlcnic_get_phys_port_id,
542 .ndo_udp_tunnel_add = qlcnic_add_vxlan_port,
543 .ndo_udp_tunnel_del = qlcnic_del_vxlan_port,
544 .ndo_features_check = qlcnic_features_check,
545 #ifdef CONFIG_QLCNIC_SRIOV
546 .ndo_set_vf_mac = qlcnic_sriov_set_vf_mac,
547 .ndo_set_vf_rate = qlcnic_sriov_set_vf_tx_rate,
548 .ndo_get_vf_config = qlcnic_sriov_get_vf_config,
549 .ndo_set_vf_vlan = qlcnic_sriov_set_vf_vlan,
550 .ndo_set_vf_spoofchk = qlcnic_sriov_set_vf_spoofchk,
554 static const struct net_device_ops qlcnic_netdev_failed_ops = {
555 .ndo_open = qlcnic_open,
558 static struct qlcnic_nic_template qlcnic_ops = {
559 .config_bridged_mode = qlcnic_config_bridged_mode,
560 .config_led = qlcnic_82xx_config_led,
561 .start_firmware = qlcnic_82xx_start_firmware,
562 .request_reset = qlcnic_82xx_dev_request_reset,
563 .cancel_idc_work = qlcnic_82xx_cancel_idc_work,
564 .napi_add = qlcnic_82xx_napi_add,
565 .napi_del = qlcnic_82xx_napi_del,
566 .config_ipaddr = qlcnic_82xx_config_ipaddr,
567 .shutdown = qlcnic_82xx_shutdown,
568 .resume = qlcnic_82xx_resume,
569 .clear_legacy_intr = qlcnic_82xx_clear_legacy_intr,
572 struct qlcnic_nic_template qlcnic_vf_ops = {
573 .config_bridged_mode = qlcnicvf_config_bridged_mode,
574 .config_led = qlcnicvf_config_led,
575 .start_firmware = qlcnicvf_start_firmware
578 static struct qlcnic_hardware_ops qlcnic_hw_ops = {
579 .read_crb = qlcnic_82xx_read_crb,
580 .write_crb = qlcnic_82xx_write_crb,
581 .read_reg = qlcnic_82xx_hw_read_wx_2M,
582 .write_reg = qlcnic_82xx_hw_write_wx_2M,
583 .get_mac_address = qlcnic_82xx_get_mac_address,
584 .setup_intr = qlcnic_82xx_setup_intr,
585 .alloc_mbx_args = qlcnic_82xx_alloc_mbx_args,
586 .mbx_cmd = qlcnic_82xx_issue_cmd,
587 .get_func_no = qlcnic_82xx_get_func_no,
588 .api_lock = qlcnic_82xx_api_lock,
589 .api_unlock = qlcnic_82xx_api_unlock,
590 .add_sysfs = qlcnic_82xx_add_sysfs,
591 .remove_sysfs = qlcnic_82xx_remove_sysfs,
592 .process_lb_rcv_ring_diag = qlcnic_82xx_process_rcv_ring_diag,
593 .create_rx_ctx = qlcnic_82xx_fw_cmd_create_rx_ctx,
594 .create_tx_ctx = qlcnic_82xx_fw_cmd_create_tx_ctx,
595 .del_rx_ctx = qlcnic_82xx_fw_cmd_del_rx_ctx,
596 .del_tx_ctx = qlcnic_82xx_fw_cmd_del_tx_ctx,
597 .setup_link_event = qlcnic_82xx_linkevent_request,
598 .get_nic_info = qlcnic_82xx_get_nic_info,
599 .get_pci_info = qlcnic_82xx_get_pci_info,
600 .set_nic_info = qlcnic_82xx_set_nic_info,
601 .change_macvlan = qlcnic_82xx_sre_macaddr_change,
602 .napi_enable = qlcnic_82xx_napi_enable,
603 .napi_disable = qlcnic_82xx_napi_disable,
604 .config_intr_coal = qlcnic_82xx_config_intr_coalesce,
605 .config_rss = qlcnic_82xx_config_rss,
606 .config_hw_lro = qlcnic_82xx_config_hw_lro,
607 .config_loopback = qlcnic_82xx_set_lb_mode,
608 .clear_loopback = qlcnic_82xx_clear_lb_mode,
609 .config_promisc_mode = qlcnic_82xx_nic_set_promisc,
610 .change_l2_filter = qlcnic_82xx_change_filter,
611 .get_board_info = qlcnic_82xx_get_board_info,
612 .set_mac_filter_count = qlcnic_82xx_set_mac_filter_count,
613 .free_mac_list = qlcnic_82xx_free_mac_list,
614 .read_phys_port_id = qlcnic_82xx_read_phys_port_id,
615 .io_error_detected = qlcnic_82xx_io_error_detected,
616 .io_slot_reset = qlcnic_82xx_io_slot_reset,
617 .io_resume = qlcnic_82xx_io_resume,
618 .get_beacon_state = qlcnic_82xx_get_beacon_state,
619 .enable_sds_intr = qlcnic_82xx_enable_sds_intr,
620 .disable_sds_intr = qlcnic_82xx_disable_sds_intr,
621 .enable_tx_intr = qlcnic_82xx_enable_tx_intr,
622 .disable_tx_intr = qlcnic_82xx_disable_tx_intr,
623 .get_saved_state = qlcnic_82xx_get_saved_state,
624 .set_saved_state = qlcnic_82xx_set_saved_state,
625 .cache_tmpl_hdr_values = qlcnic_82xx_cache_tmpl_hdr_values,
626 .get_cap_size = qlcnic_82xx_get_cap_size,
627 .set_sys_info = qlcnic_82xx_set_sys_info,
628 .store_cap_mask = qlcnic_82xx_store_cap_mask,
629 .encap_rx_offload = qlcnic_82xx_encap_rx_offload,
630 .encap_tx_offload = qlcnic_82xx_encap_tx_offload,
633 static int qlcnic_check_multi_tx_capability(struct qlcnic_adapter *adapter)
635 struct qlcnic_hardware_context *ahw = adapter->ahw;
637 if (qlcnic_82xx_check(adapter) &&
638 (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_2_MULTI_TX)) {
639 test_and_set_bit(__QLCNIC_MULTI_TX_UNIQUE, &adapter->state);
646 static int qlcnic_max_rings(struct qlcnic_adapter *adapter, u8 ring_cnt,
649 int num_rings, max_rings = QLCNIC_MAX_SDS_RINGS;
651 if (queue_type == QLCNIC_RX_QUEUE)
652 max_rings = adapter->max_sds_rings;
653 else if (queue_type == QLCNIC_TX_QUEUE)
654 max_rings = adapter->max_tx_rings;
656 num_rings = rounddown_pow_of_two(min_t(int, num_online_cpus(),
659 if (ring_cnt > num_rings)
665 void qlcnic_set_tx_ring_count(struct qlcnic_adapter *adapter, u8 tx_cnt)
667 /* 83xx adapter does not have max_tx_rings intialized in probe */
668 if (adapter->max_tx_rings)
669 adapter->drv_tx_rings = qlcnic_max_rings(adapter, tx_cnt,
672 adapter->drv_tx_rings = tx_cnt;
675 void qlcnic_set_sds_ring_count(struct qlcnic_adapter *adapter, u8 rx_cnt)
677 /* 83xx adapter does not have max_sds_rings intialized in probe */
678 if (adapter->max_sds_rings)
679 adapter->drv_sds_rings = qlcnic_max_rings(adapter, rx_cnt,
682 adapter->drv_sds_rings = rx_cnt;
685 int qlcnic_setup_tss_rss_intr(struct qlcnic_adapter *adapter)
687 struct pci_dev *pdev = adapter->pdev;
688 int num_msix = 0, err = 0, vector;
690 adapter->flags &= ~QLCNIC_TSS_RSS;
692 if (adapter->drv_tss_rings > 0)
693 num_msix += adapter->drv_tss_rings;
695 num_msix += adapter->drv_tx_rings;
697 if (adapter->drv_rss_rings > 0)
698 num_msix += adapter->drv_rss_rings;
700 num_msix += adapter->drv_sds_rings;
702 if (qlcnic_83xx_check(adapter))
705 if (!adapter->msix_entries) {
706 adapter->msix_entries = kcalloc(num_msix,
707 sizeof(struct msix_entry),
709 if (!adapter->msix_entries)
713 for (vector = 0; vector < num_msix; vector++)
714 adapter->msix_entries[vector].entry = vector;
717 err = pci_enable_msix_exact(pdev, adapter->msix_entries, num_msix);
718 if (err == -ENOSPC) {
719 if (!adapter->drv_tss_rings && !adapter->drv_rss_rings)
722 netdev_info(adapter->netdev,
723 "Unable to allocate %d MSI-X vectors, Available vectors %d\n",
726 num_msix = adapter->drv_tx_rings + adapter->drv_sds_rings;
728 /* Set rings to 0 so we can restore original TSS/RSS count */
729 adapter->drv_tss_rings = 0;
730 adapter->drv_rss_rings = 0;
732 if (qlcnic_83xx_check(adapter))
735 netdev_info(adapter->netdev,
736 "Restoring %d Tx, %d SDS rings for total %d vectors.\n",
737 adapter->drv_tx_rings, adapter->drv_sds_rings,
741 } else if (err < 0) {
745 adapter->ahw->num_msix = num_msix;
746 if (adapter->drv_tss_rings > 0)
747 adapter->drv_tx_rings = adapter->drv_tss_rings;
749 if (adapter->drv_rss_rings > 0)
750 adapter->drv_sds_rings = adapter->drv_rss_rings;
755 int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix)
757 struct pci_dev *pdev = adapter->pdev;
760 if (!adapter->msix_entries) {
761 adapter->msix_entries = kcalloc(num_msix,
762 sizeof(struct msix_entry),
764 if (!adapter->msix_entries)
768 adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED);
770 if (adapter->ahw->msix_supported) {
772 for (vector = 0; vector < num_msix; vector++)
773 adapter->msix_entries[vector].entry = vector;
775 err = pci_enable_msix_range(pdev,
776 adapter->msix_entries, 1, num_msix);
778 if (err == num_msix) {
779 adapter->flags |= QLCNIC_MSIX_ENABLED;
780 adapter->ahw->num_msix = num_msix;
781 dev_info(&pdev->dev, "using msi-x interrupts\n");
783 } else if (err > 0) {
784 pci_disable_msix(pdev);
787 "Unable to allocate %d MSI-X vectors, Available vectors %d\n",
790 if (qlcnic_82xx_check(adapter)) {
791 num_msix = rounddown_pow_of_two(err);
792 if (err < QLCNIC_82XX_MINIMUM_VECTOR)
795 num_msix = rounddown_pow_of_two(err - 1);
797 if (err < QLCNIC_83XX_MINIMUM_VECTOR)
801 if (qlcnic_82xx_check(adapter) &&
802 !qlcnic_check_multi_tx(adapter)) {
803 adapter->drv_sds_rings = num_msix;
804 adapter->drv_tx_rings = QLCNIC_SINGLE_RING;
806 /* Distribute vectors equally */
807 adapter->drv_tx_rings = num_msix / 2;
808 adapter->drv_sds_rings = adapter->drv_tx_rings;
813 "Trying to allocate %d MSI-X interrupt vectors\n",
819 "Unable to allocate %d MSI-X vectors, err=%d\n",
828 static int qlcnic_82xx_calculate_msix_vector(struct qlcnic_adapter *adapter)
832 num_msix = adapter->drv_sds_rings;
834 if (qlcnic_check_multi_tx(adapter))
835 num_msix += adapter->drv_tx_rings;
837 num_msix += QLCNIC_SINGLE_RING;
842 static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter)
845 u32 offset, mask_reg;
846 const struct qlcnic_legacy_intr_set *legacy_intrp;
847 struct qlcnic_hardware_context *ahw = adapter->ahw;
848 struct pci_dev *pdev = adapter->pdev;
850 if (qlcnic_use_msi && !pci_enable_msi(pdev)) {
851 adapter->flags |= QLCNIC_MSI_ENABLED;
852 offset = msi_tgt_status[adapter->ahw->pci_func];
853 adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter->ahw,
855 dev_info(&pdev->dev, "using msi interrupts\n");
856 adapter->msix_entries[0].vector = pdev->irq;
860 if (qlcnic_use_msi || qlcnic_use_msi_x)
863 legacy_intrp = &legacy_intr[adapter->ahw->pci_func];
864 adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit;
865 offset = legacy_intrp->tgt_status_reg;
866 adapter->tgt_status_reg = qlcnic_get_ioaddr(ahw, offset);
867 mask_reg = legacy_intrp->tgt_mask_reg;
868 adapter->tgt_mask_reg = qlcnic_get_ioaddr(ahw, mask_reg);
869 adapter->isr_int_vec = qlcnic_get_ioaddr(ahw, ISR_INT_VECTOR);
870 adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG);
871 dev_info(&pdev->dev, "using legacy interrupts\n");
872 adapter->msix_entries[0].vector = pdev->irq;
876 static int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter)
878 int num_msix, err = 0;
880 if (adapter->flags & QLCNIC_TSS_RSS) {
881 err = qlcnic_setup_tss_rss_intr(adapter);
884 num_msix = adapter->ahw->num_msix;
886 num_msix = qlcnic_82xx_calculate_msix_vector(adapter);
888 err = qlcnic_enable_msix(adapter, num_msix);
892 if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) {
893 qlcnic_disable_multi_tx(adapter);
894 adapter->drv_sds_rings = QLCNIC_SINGLE_RING;
896 err = qlcnic_enable_msi_legacy(adapter);
905 int qlcnic_82xx_mq_intrpt(struct qlcnic_adapter *adapter, int op_type)
907 struct qlcnic_hardware_context *ahw = adapter->ahw;
910 if (qlcnic_check_multi_tx(adapter) &&
912 (adapter->flags & QLCNIC_MSIX_ENABLED)) {
914 vzalloc(array_size(sizeof(struct qlcnic_intrpt_config),
919 for (i = 0; i < ahw->num_msix; i++) {
920 ahw->intr_tbl[i].type = QLCNIC_INTRPT_MSIX;
921 ahw->intr_tbl[i].id = i;
922 ahw->intr_tbl[i].src = 0;
925 err = qlcnic_82xx_config_intrpt(adapter, 1);
927 dev_err(&adapter->pdev->dev,
928 "Failed to configure Interrupt for %d vector\n",
936 void qlcnic_teardown_intr(struct qlcnic_adapter *adapter)
938 if (adapter->flags & QLCNIC_MSIX_ENABLED)
939 pci_disable_msix(adapter->pdev);
940 if (adapter->flags & QLCNIC_MSI_ENABLED)
941 pci_disable_msi(adapter->pdev);
943 kfree(adapter->msix_entries);
944 adapter->msix_entries = NULL;
946 if (adapter->ahw->intr_tbl) {
947 vfree(adapter->ahw->intr_tbl);
948 adapter->ahw->intr_tbl = NULL;
952 static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context *ahw)
954 if (ahw->pci_base0 != NULL)
955 iounmap(ahw->pci_base0);
958 static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter)
960 struct qlcnic_hardware_context *ahw = adapter->ahw;
961 struct qlcnic_pci_info *pci_info;
964 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) {
965 switch (ahw->port_type) {
967 ahw->total_nic_func = QLCNIC_NIU_MAX_GBE_PORTS;
970 ahw->total_nic_func = QLCNIC_NIU_MAX_XG_PORTS;
976 if (ahw->op_mode == QLCNIC_MGMT_FUNC)
979 pci_info = kcalloc(ahw->max_vnic_func, sizeof(*pci_info), GFP_KERNEL);
983 ret = qlcnic_get_pci_info(adapter, pci_info);
988 static bool qlcnic_port_eswitch_cfg_capability(struct qlcnic_adapter *adapter)
992 if (qlcnic_84xx_check(adapter)) {
994 } else if (qlcnic_83xx_check(adapter)) {
995 if (adapter->ahw->extra_capability[0] &
996 QLCNIC_FW_CAPABILITY_2_PER_PORT_ESWITCH_CFG)
1005 int qlcnic_init_pci_info(struct qlcnic_adapter *adapter)
1007 struct qlcnic_hardware_context *ahw = adapter->ahw;
1008 struct qlcnic_pci_info *pci_info;
1009 int i, id = 0, ret = 0, j = 0;
1013 pci_info = kcalloc(ahw->max_vnic_func, sizeof(*pci_info), GFP_KERNEL);
1017 ret = qlcnic_get_pci_info(adapter, pci_info);
1021 act_pci_func = ahw->total_nic_func;
1023 adapter->npars = kcalloc(act_pci_func,
1024 sizeof(struct qlcnic_npar_info),
1026 if (!adapter->npars) {
1031 adapter->eswitch = kcalloc(QLCNIC_NIU_MAX_XG_PORTS,
1032 sizeof(struct qlcnic_eswitch),
1034 if (!adapter->eswitch) {
1039 for (i = 0; i < ahw->max_vnic_func; i++) {
1040 pfn = pci_info[i].id;
1042 if (pfn >= ahw->max_vnic_func) {
1044 dev_err(&adapter->pdev->dev, "%s: Invalid function 0x%x, max 0x%x\n",
1045 __func__, pfn, ahw->max_vnic_func);
1049 if (!pci_info[i].active ||
1050 (pci_info[i].type != QLCNIC_TYPE_NIC))
1053 if (qlcnic_port_eswitch_cfg_capability(adapter)) {
1054 if (!qlcnic_83xx_set_port_eswitch_status(adapter, pfn,
1056 adapter->npars[j].eswitch_status = true;
1060 adapter->npars[j].eswitch_status = true;
1063 adapter->npars[j].pci_func = pfn;
1064 adapter->npars[j].active = (u8)pci_info[i].active;
1065 adapter->npars[j].type = (u8)pci_info[i].type;
1066 adapter->npars[j].phy_port = (u8)pci_info[i].default_port;
1067 adapter->npars[j].min_bw = pci_info[i].tx_min_bw;
1068 adapter->npars[j].max_bw = pci_info[i].tx_max_bw;
1070 memcpy(&adapter->npars[j].mac, &pci_info[i].mac, ETH_ALEN);
1074 /* Update eSwitch status for adapters without per port eSwitch
1075 * configuration capability
1077 if (!qlcnic_port_eswitch_cfg_capability(adapter)) {
1078 for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++)
1079 adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE;
1086 kfree(adapter->eswitch);
1087 adapter->eswitch = NULL;
1089 kfree(adapter->npars);
1090 adapter->npars = NULL;
1098 qlcnic_set_function_modes(struct qlcnic_adapter *adapter)
1102 u32 data = QLCNIC_MGMT_FUNC;
1103 struct qlcnic_hardware_context *ahw = adapter->ahw;
1105 ret = qlcnic_api_lock(adapter);
1110 data = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
1111 data = (data & ~QLC_DEV_SET_DRV(0xf, id)) |
1112 QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC, id);
1113 QLC_SHARED_REG_WR32(adapter, QLCNIC_DRV_OP_MODE, data);
1114 qlcnic_api_unlock(adapter);
1119 static void qlcnic_check_vf(struct qlcnic_adapter *adapter,
1120 const struct pci_device_id *ent)
1122 u32 op_mode, priv_level;
1124 /* Determine FW API version */
1125 adapter->ahw->fw_hal_version = QLC_SHARED_REG_RD32(adapter,
1128 /* Find PCI function number */
1129 qlcnic_get_func_no(adapter);
1131 /* Determine function privilege level */
1132 op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
1133 if (op_mode == QLC_DEV_DRV_DEFAULT)
1134 priv_level = QLCNIC_MGMT_FUNC;
1136 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1138 if (priv_level == QLCNIC_NON_PRIV_FUNC) {
1139 adapter->ahw->op_mode = QLCNIC_NON_PRIV_FUNC;
1140 dev_info(&adapter->pdev->dev,
1141 "HAL Version: %d Non Privileged function\n",
1142 adapter->ahw->fw_hal_version);
1143 adapter->nic_ops = &qlcnic_vf_ops;
1145 adapter->nic_ops = &qlcnic_ops;
1148 #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL
1149 #define QLCNIC_83XX_BAR0_LENGTH 0x4000
1150 static void qlcnic_get_bar_length(u32 dev_id, ulong *bar)
1153 case PCI_DEVICE_ID_QLOGIC_QLE824X:
1154 *bar = QLCNIC_82XX_BAR0_LENGTH;
1156 case PCI_DEVICE_ID_QLOGIC_QLE834X:
1157 case PCI_DEVICE_ID_QLOGIC_QLE8830:
1158 case PCI_DEVICE_ID_QLOGIC_QLE844X:
1159 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X:
1160 case PCI_DEVICE_ID_QLOGIC_VF_QLE844X:
1161 case PCI_DEVICE_ID_QLOGIC_VF_QLE8C30:
1162 *bar = QLCNIC_83XX_BAR0_LENGTH;
1169 static int qlcnic_setup_pci_map(struct pci_dev *pdev,
1170 struct qlcnic_hardware_context *ahw)
1173 void __iomem *mem_ptr0 = NULL;
1174 unsigned long mem_len, pci_len0 = 0, bar0_len;
1176 /* remap phys address */
1177 mem_len = pci_resource_len(pdev, 0);
1179 qlcnic_get_bar_length(pdev->device, &bar0_len);
1180 if (mem_len >= bar0_len) {
1182 mem_ptr0 = pci_ioremap_bar(pdev, 0);
1183 if (mem_ptr0 == NULL) {
1184 dev_err(&pdev->dev, "failed to map PCI bar 0\n");
1192 dev_info(&pdev->dev, "%dKB memory map\n", (int)(mem_len >> 10));
1194 ahw->pci_base0 = mem_ptr0;
1195 ahw->pci_len0 = pci_len0;
1196 offset = QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw->pci_func));
1197 qlcnic_get_ioaddr(ahw, offset);
1202 static bool qlcnic_validate_subsystem_id(struct qlcnic_adapter *adapter,
1205 struct pci_dev *pdev = adapter->pdev;
1206 unsigned short subsystem_vendor;
1209 subsystem_vendor = pdev->subsystem_vendor;
1211 if (pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X ||
1212 pdev->device == PCI_DEVICE_ID_QLOGIC_QLE834X) {
1213 if (qlcnic_boards[index].sub_vendor == subsystem_vendor &&
1214 qlcnic_boards[index].sub_device == pdev->subsystem_device)
1223 static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name)
1225 struct pci_dev *pdev = adapter->pdev;
1228 for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) {
1229 if (qlcnic_boards[i].vendor == pdev->vendor &&
1230 qlcnic_boards[i].device == pdev->device &&
1231 qlcnic_validate_subsystem_id(adapter, i)) {
1238 sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr);
1240 sprintf(name, "%pM: %s" , adapter->mac_addr,
1241 qlcnic_boards[i].short_name);
1245 qlcnic_check_options(struct qlcnic_adapter *adapter)
1248 u32 fw_major, fw_minor, fw_build, prev_fw_version;
1249 struct pci_dev *pdev = adapter->pdev;
1250 struct qlcnic_hardware_context *ahw = adapter->ahw;
1251 struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump;
1253 prev_fw_version = adapter->fw_version;
1255 fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR);
1256 fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR);
1257 fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB);
1259 adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build);
1261 err = qlcnic_get_board_info(adapter);
1263 dev_err(&pdev->dev, "Error getting board config info.\n");
1266 if (ahw->op_mode != QLCNIC_NON_PRIV_FUNC) {
1267 if (fw_dump->tmpl_hdr == NULL ||
1268 adapter->fw_version > prev_fw_version) {
1269 vfree(fw_dump->tmpl_hdr);
1270 if (!qlcnic_fw_cmd_get_minidump_temp(adapter))
1271 dev_info(&pdev->dev,
1272 "Supports FW dump capability\n");
1276 dev_info(&pdev->dev, "Driver v%s, firmware v%d.%d.%d\n",
1277 QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build);
1279 if (adapter->ahw->port_type == QLCNIC_XGBE) {
1280 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
1281 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF;
1282 adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF;
1284 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G;
1285 adapter->max_rxd = MAX_RCV_DESCRIPTORS_10G;
1288 adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
1289 adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
1291 } else if (adapter->ahw->port_type == QLCNIC_GBE) {
1292 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G;
1293 adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
1294 adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
1295 adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G;
1298 adapter->ahw->msix_supported = !!qlcnic_use_msi_x;
1300 adapter->num_txd = MAX_CMD_DESCRIPTORS;
1302 adapter->max_rds_rings = MAX_RDS_RINGS;
1306 qlcnic_initialize_nic(struct qlcnic_adapter *adapter)
1308 struct qlcnic_info nic_info;
1311 memset(&nic_info, 0, sizeof(struct qlcnic_info));
1312 err = qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw->pci_func);
1316 adapter->ahw->physical_port = (u8)nic_info.phys_port;
1317 adapter->ahw->switch_mode = nic_info.switch_mode;
1318 adapter->ahw->max_tx_ques = nic_info.max_tx_ques;
1319 adapter->ahw->max_rx_ques = nic_info.max_rx_ques;
1320 adapter->ahw->capabilities = nic_info.capabilities;
1322 if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) {
1324 temp = QLCRD32(adapter, CRB_FW_CAPABILITIES_2, &err);
1327 adapter->ahw->extra_capability[0] = temp;
1329 adapter->ahw->extra_capability[0] = 0;
1332 adapter->ahw->max_mac_filters = nic_info.max_mac_filters;
1333 adapter->ahw->max_mtu = nic_info.max_mtu;
1335 if (adapter->ahw->capabilities & BIT_6) {
1336 adapter->flags |= QLCNIC_ESWITCH_ENABLED;
1337 adapter->ahw->nic_mode = QLCNIC_VNIC_MODE;
1338 adapter->max_tx_rings = QLCNIC_MAX_HW_VNIC_TX_RINGS;
1339 adapter->max_sds_rings = QLCNIC_MAX_VNIC_SDS_RINGS;
1341 dev_info(&adapter->pdev->dev, "vNIC mode enabled.\n");
1343 adapter->ahw->nic_mode = QLCNIC_DEFAULT_MODE;
1344 adapter->max_tx_rings = QLCNIC_MAX_HW_TX_RINGS;
1345 adapter->max_sds_rings = QLCNIC_MAX_SDS_RINGS;
1346 adapter->flags &= ~QLCNIC_ESWITCH_ENABLED;
1352 void qlcnic_set_vlan_config(struct qlcnic_adapter *adapter,
1353 struct qlcnic_esw_func_cfg *esw_cfg)
1355 if (esw_cfg->discard_tagged)
1356 adapter->flags &= ~QLCNIC_TAGGING_ENABLED;
1358 adapter->flags |= QLCNIC_TAGGING_ENABLED;
1360 if (esw_cfg->vlan_id) {
1361 adapter->rx_pvid = esw_cfg->vlan_id;
1362 adapter->tx_pvid = esw_cfg->vlan_id;
1364 adapter->rx_pvid = 0;
1365 adapter->tx_pvid = 0;
1370 qlcnic_vlan_rx_add(struct net_device *netdev, __be16 proto, u16 vid)
1372 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1375 if (qlcnic_sriov_vf_check(adapter)) {
1376 err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 1);
1379 "Cannot add VLAN filter for VLAN id %d, err=%d",
1385 set_bit(vid, adapter->vlans);
1390 qlcnic_vlan_rx_del(struct net_device *netdev, __be16 proto, u16 vid)
1392 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1395 if (qlcnic_sriov_vf_check(adapter)) {
1396 err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 0);
1399 "Cannot delete VLAN filter for VLAN id %d, err=%d",
1405 qlcnic_restore_indev_addr(netdev, NETDEV_DOWN);
1406 clear_bit(vid, adapter->vlans);
1410 void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter,
1411 struct qlcnic_esw_func_cfg *esw_cfg)
1413 adapter->flags &= ~(QLCNIC_MACSPOOF | QLCNIC_MAC_OVERRIDE_DISABLED |
1414 QLCNIC_PROMISC_DISABLED);
1416 if (esw_cfg->mac_anti_spoof)
1417 adapter->flags |= QLCNIC_MACSPOOF;
1419 if (!esw_cfg->mac_override)
1420 adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED;
1422 if (!esw_cfg->promisc_mode)
1423 adapter->flags |= QLCNIC_PROMISC_DISABLED;
1426 int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter)
1428 struct qlcnic_esw_func_cfg esw_cfg;
1430 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
1433 esw_cfg.pci_func = adapter->ahw->pci_func;
1434 if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg))
1436 qlcnic_set_vlan_config(adapter, &esw_cfg);
1437 qlcnic_set_eswitch_port_features(adapter, &esw_cfg);
1438 qlcnic_set_netdev_features(adapter, &esw_cfg);
1443 void qlcnic_set_netdev_features(struct qlcnic_adapter *adapter,
1444 struct qlcnic_esw_func_cfg *esw_cfg)
1446 struct net_device *netdev = adapter->netdev;
1448 if (qlcnic_83xx_check(adapter))
1451 adapter->offload_flags = esw_cfg->offload_flags;
1452 adapter->flags |= QLCNIC_APP_CHANGED_FLAGS;
1453 netdev_update_features(netdev);
1454 adapter->flags &= ~QLCNIC_APP_CHANGED_FLAGS;
1458 qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter)
1460 u32 op_mode, priv_level;
1463 err = qlcnic_initialize_nic(adapter);
1467 if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED)
1470 op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
1471 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1473 if (op_mode == QLC_DEV_DRV_DEFAULT)
1474 priv_level = QLCNIC_MGMT_FUNC;
1476 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1478 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
1479 if (priv_level == QLCNIC_MGMT_FUNC) {
1480 adapter->ahw->op_mode = QLCNIC_MGMT_FUNC;
1481 err = qlcnic_init_pci_info(adapter);
1484 /* Set privilege level for other functions */
1485 qlcnic_set_function_modes(adapter);
1486 dev_info(&adapter->pdev->dev,
1487 "HAL Version: %d, Management function\n",
1488 adapter->ahw->fw_hal_version);
1489 } else if (priv_level == QLCNIC_PRIV_FUNC) {
1490 adapter->ahw->op_mode = QLCNIC_PRIV_FUNC;
1491 dev_info(&adapter->pdev->dev,
1492 "HAL Version: %d, Privileged function\n",
1493 adapter->ahw->fw_hal_version);
1496 adapter->ahw->nic_mode = QLCNIC_DEFAULT_MODE;
1499 adapter->flags |= QLCNIC_ADAPTER_INITIALIZED;
1504 int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter)
1506 struct qlcnic_esw_func_cfg esw_cfg;
1507 struct qlcnic_npar_info *npar;
1510 if (adapter->need_fw_reset)
1513 for (i = 0; i < adapter->ahw->total_nic_func; i++) {
1514 if (!adapter->npars[i].eswitch_status)
1517 memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg));
1518 esw_cfg.pci_func = adapter->npars[i].pci_func;
1519 esw_cfg.mac_override = BIT_0;
1520 esw_cfg.promisc_mode = BIT_0;
1521 if (qlcnic_82xx_check(adapter)) {
1522 esw_cfg.offload_flags = BIT_0;
1523 if (QLCNIC_IS_TSO_CAPABLE(adapter))
1524 esw_cfg.offload_flags |= (BIT_1 | BIT_2);
1526 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1528 npar = &adapter->npars[i];
1529 npar->pvid = esw_cfg.vlan_id;
1530 npar->mac_override = esw_cfg.mac_override;
1531 npar->mac_anti_spoof = esw_cfg.mac_anti_spoof;
1532 npar->discard_tagged = esw_cfg.discard_tagged;
1533 npar->promisc_mode = esw_cfg.promisc_mode;
1534 npar->offload_flags = esw_cfg.offload_flags;
1542 qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter,
1543 struct qlcnic_npar_info *npar, int pci_func)
1545 struct qlcnic_esw_func_cfg esw_cfg;
1546 esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS;
1547 esw_cfg.pci_func = pci_func;
1548 esw_cfg.vlan_id = npar->pvid;
1549 esw_cfg.mac_override = npar->mac_override;
1550 esw_cfg.discard_tagged = npar->discard_tagged;
1551 esw_cfg.mac_anti_spoof = npar->mac_anti_spoof;
1552 esw_cfg.offload_flags = npar->offload_flags;
1553 esw_cfg.promisc_mode = npar->promisc_mode;
1554 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1557 esw_cfg.op_mode = QLCNIC_ADD_VLAN;
1558 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1564 int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter)
1567 struct qlcnic_npar_info *npar;
1568 struct qlcnic_info nic_info;
1571 if (qlcnic_82xx_check(adapter))
1572 if (!adapter->need_fw_reset)
1575 /* Set the NPAR config data after FW reset */
1576 for (i = 0; i < adapter->ahw->total_nic_func; i++) {
1577 npar = &adapter->npars[i];
1578 pci_func = npar->pci_func;
1579 if (!adapter->npars[i].eswitch_status)
1582 memset(&nic_info, 0, sizeof(struct qlcnic_info));
1583 err = qlcnic_get_nic_info(adapter, &nic_info, pci_func);
1586 nic_info.min_tx_bw = npar->min_bw;
1587 nic_info.max_tx_bw = npar->max_bw;
1588 err = qlcnic_set_nic_info(adapter, &nic_info);
1592 if (npar->enable_pm) {
1593 err = qlcnic_config_port_mirroring(adapter,
1599 err = qlcnic_reset_eswitch_config(adapter, npar, pci_func);
1606 static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter)
1608 u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO;
1611 if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC)
1614 npar_state = QLC_SHARED_REG_RD32(adapter,
1615 QLCNIC_CRB_DEV_NPAR_STATE);
1616 while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) {
1618 npar_state = QLC_SHARED_REG_RD32(adapter,
1619 QLCNIC_CRB_DEV_NPAR_STATE);
1621 if (!npar_opt_timeo) {
1622 dev_err(&adapter->pdev->dev,
1623 "Waiting for NPAR state to operational timeout\n");
1630 qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter)
1634 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
1635 adapter->ahw->op_mode != QLCNIC_MGMT_FUNC)
1638 err = qlcnic_set_default_offload_settings(adapter);
1642 err = qlcnic_reset_npar_config(adapter);
1646 qlcnic_dev_set_npar_ready(adapter);
1651 static int qlcnic_82xx_start_firmware(struct qlcnic_adapter *adapter)
1655 err = qlcnic_can_start_firmware(adapter);
1659 goto check_fw_status;
1661 if (qlcnic_load_fw_file)
1662 qlcnic_request_firmware(adapter);
1664 err = qlcnic_check_flash_fw_ver(adapter);
1668 adapter->ahw->fw_type = QLCNIC_FLASH_ROMIMAGE;
1671 err = qlcnic_need_fw_reset(adapter);
1673 goto check_fw_status;
1675 err = qlcnic_pinit_from_rom(adapter);
1679 err = qlcnic_load_firmware(adapter);
1683 qlcnic_release_firmware(adapter);
1684 QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION);
1687 err = qlcnic_check_fw_status(adapter);
1691 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY);
1692 qlcnic_idc_debug_info(adapter, 1);
1693 err = qlcnic_check_eswitch_mode(adapter);
1695 dev_err(&adapter->pdev->dev,
1696 "Memory allocation failed for eswitch\n");
1699 err = qlcnic_set_mgmt_operations(adapter);
1703 qlcnic_check_options(adapter);
1704 adapter->need_fw_reset = 0;
1706 qlcnic_release_firmware(adapter);
1710 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED);
1711 dev_err(&adapter->pdev->dev, "Device state set to failed\n");
1713 qlcnic_release_firmware(adapter);
1718 qlcnic_request_irq(struct qlcnic_adapter *adapter)
1720 irq_handler_t handler;
1721 struct qlcnic_host_sds_ring *sds_ring;
1722 struct qlcnic_host_tx_ring *tx_ring;
1723 int err, ring, num_sds_rings;
1725 unsigned long flags = 0;
1726 struct net_device *netdev = adapter->netdev;
1727 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1729 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1730 if (qlcnic_82xx_check(adapter))
1731 handler = qlcnic_tmp_intr;
1733 handler = qlcnic_83xx_tmp_intr;
1734 if (!QLCNIC_IS_MSI_FAMILY(adapter))
1735 flags |= IRQF_SHARED;
1738 if (adapter->flags & QLCNIC_MSIX_ENABLED)
1739 handler = qlcnic_msix_intr;
1740 else if (adapter->flags & QLCNIC_MSI_ENABLED)
1741 handler = qlcnic_msi_intr;
1743 flags |= IRQF_SHARED;
1744 if (qlcnic_82xx_check(adapter))
1745 handler = qlcnic_intr;
1747 handler = qlcnic_83xx_intr;
1750 adapter->irq = netdev->irq;
1752 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
1753 if (qlcnic_82xx_check(adapter) ||
1754 (qlcnic_83xx_check(adapter) &&
1755 (adapter->flags & QLCNIC_MSIX_ENABLED))) {
1756 num_sds_rings = adapter->drv_sds_rings;
1757 for (ring = 0; ring < num_sds_rings; ring++) {
1758 sds_ring = &recv_ctx->sds_rings[ring];
1759 if (qlcnic_82xx_check(adapter) &&
1760 !qlcnic_check_multi_tx(adapter) &&
1761 (ring == (num_sds_rings - 1))) {
1762 if (!(adapter->flags &
1763 QLCNIC_MSIX_ENABLED))
1764 snprintf(sds_ring->name,
1765 sizeof(sds_ring->name),
1768 snprintf(sds_ring->name,
1769 sizeof(sds_ring->name),
1771 netdev->name, ring);
1773 snprintf(sds_ring->name,
1774 sizeof(sds_ring->name),
1776 netdev->name, ring);
1778 err = request_irq(sds_ring->irq, handler, flags,
1779 sds_ring->name, sds_ring);
1784 if ((qlcnic_82xx_check(adapter) &&
1785 qlcnic_check_multi_tx(adapter)) ||
1786 (qlcnic_83xx_check(adapter) &&
1787 (adapter->flags & QLCNIC_MSIX_ENABLED) &&
1788 !(adapter->flags & QLCNIC_TX_INTR_SHARED))) {
1789 handler = qlcnic_msix_tx_intr;
1790 for (ring = 0; ring < adapter->drv_tx_rings;
1792 tx_ring = &adapter->tx_ring[ring];
1793 snprintf(tx_ring->name, sizeof(tx_ring->name),
1794 "%s-tx-%d", netdev->name, ring);
1795 err = request_irq(tx_ring->irq, handler, flags,
1796 tx_ring->name, tx_ring);
1806 qlcnic_free_irq(struct qlcnic_adapter *adapter)
1809 struct qlcnic_host_sds_ring *sds_ring;
1810 struct qlcnic_host_tx_ring *tx_ring;
1812 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1814 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
1815 if (qlcnic_82xx_check(adapter) ||
1816 (qlcnic_83xx_check(adapter) &&
1817 (adapter->flags & QLCNIC_MSIX_ENABLED))) {
1818 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
1819 sds_ring = &recv_ctx->sds_rings[ring];
1820 free_irq(sds_ring->irq, sds_ring);
1823 if ((qlcnic_83xx_check(adapter) &&
1824 !(adapter->flags & QLCNIC_TX_INTR_SHARED)) ||
1825 (qlcnic_82xx_check(adapter) &&
1826 qlcnic_check_multi_tx(adapter))) {
1827 for (ring = 0; ring < adapter->drv_tx_rings;
1829 tx_ring = &adapter->tx_ring[ring];
1831 free_irq(tx_ring->irq, tx_ring);
1837 static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter *adapter)
1841 if (qlcnic_82xx_check(adapter)) {
1842 if (adapter->ahw->extra_capability[0] &
1843 QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG)
1844 adapter->flags |= QLCNIC_FW_LRO_MSS_CAP;
1846 capab = adapter->ahw->capabilities;
1847 if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab))
1848 adapter->flags |= QLCNIC_FW_LRO_MSS_CAP;
1852 static int qlcnic_config_def_intr_coalesce(struct qlcnic_adapter *adapter)
1854 struct qlcnic_hardware_context *ahw = adapter->ahw;
1857 /* Initialize interrupt coalesce parameters */
1858 ahw->coal.flag = QLCNIC_INTR_DEFAULT;
1860 if (qlcnic_83xx_check(adapter)) {
1861 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX_TX;
1862 ahw->coal.tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US;
1863 ahw->coal.tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS;
1864 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
1865 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
1867 err = qlcnic_83xx_set_rx_tx_intr_coal(adapter);
1869 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX;
1870 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
1871 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
1873 err = qlcnic_82xx_set_rx_coalesce(adapter);
1879 int __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
1882 struct qlcnic_host_rds_ring *rds_ring;
1884 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1887 if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
1890 if (qlcnic_set_eswitch_port_config(adapter))
1893 qlcnic_get_lro_mss_capability(adapter);
1895 if (qlcnic_fw_create_ctx(adapter))
1898 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
1899 rds_ring = &adapter->recv_ctx->rds_rings[ring];
1900 qlcnic_post_rx_buffers(adapter, rds_ring, ring);
1903 qlcnic_set_multi(netdev);
1904 qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu);
1906 adapter->ahw->linkup = 0;
1908 if (adapter->drv_sds_rings > 1)
1909 qlcnic_config_rss(adapter, 1);
1911 qlcnic_config_def_intr_coalesce(adapter);
1913 if (netdev->features & NETIF_F_LRO)
1914 qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED);
1916 set_bit(__QLCNIC_DEV_UP, &adapter->state);
1917 qlcnic_napi_enable(adapter);
1919 qlcnic_linkevent_request(adapter, 1);
1921 adapter->ahw->reset_context = 0;
1922 netif_tx_start_all_queues(netdev);
1926 int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
1931 if (netif_running(netdev))
1932 err = __qlcnic_up(adapter, netdev);
1938 void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
1942 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1945 if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state))
1949 netif_carrier_off(netdev);
1950 adapter->ahw->linkup = 0;
1951 netif_tx_disable(netdev);
1953 qlcnic_free_mac_list(adapter);
1955 if (adapter->fhash.fnum)
1956 qlcnic_delete_lb_filters(adapter);
1958 qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE);
1959 if (qlcnic_sriov_vf_check(adapter))
1960 qlcnic_sriov_cleanup_async_list(&adapter->ahw->sriov->bc);
1962 qlcnic_napi_disable(adapter);
1964 qlcnic_fw_destroy_ctx(adapter);
1965 adapter->flags &= ~QLCNIC_FW_LRO_MSS_CAP;
1967 qlcnic_reset_rx_buffers_list(adapter);
1969 for (ring = 0; ring < adapter->drv_tx_rings; ring++)
1970 qlcnic_release_tx_buffers(adapter, &adapter->tx_ring[ring]);
1973 /* Usage: During suspend and firmware recovery module */
1975 void qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
1978 if (netif_running(netdev))
1979 __qlcnic_down(adapter, netdev);
1985 qlcnic_attach(struct qlcnic_adapter *adapter)
1987 struct net_device *netdev = adapter->netdev;
1988 struct pci_dev *pdev = adapter->pdev;
1991 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC)
1994 err = qlcnic_napi_add(adapter, netdev);
1998 err = qlcnic_alloc_sw_resources(adapter);
2000 dev_err(&pdev->dev, "Error in setting sw resources\n");
2001 goto err_out_napi_del;
2004 err = qlcnic_alloc_hw_resources(adapter);
2006 dev_err(&pdev->dev, "Error in setting hw resources\n");
2007 goto err_out_free_sw;
2010 err = qlcnic_request_irq(adapter);
2012 dev_err(&pdev->dev, "failed to setup interrupt\n");
2013 goto err_out_free_hw;
2016 qlcnic_create_sysfs_entries(adapter);
2018 if (qlcnic_encap_rx_offload(adapter))
2019 udp_tunnel_get_rx_info(netdev);
2021 adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC;
2025 qlcnic_free_hw_resources(adapter);
2027 qlcnic_free_sw_resources(adapter);
2029 qlcnic_napi_del(adapter);
2033 void qlcnic_detach(struct qlcnic_adapter *adapter)
2035 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
2038 qlcnic_remove_sysfs_entries(adapter);
2040 qlcnic_free_hw_resources(adapter);
2041 qlcnic_release_rx_buffers(adapter);
2042 qlcnic_free_irq(adapter);
2043 qlcnic_napi_del(adapter);
2044 qlcnic_free_sw_resources(adapter);
2049 void qlcnic_diag_free_res(struct net_device *netdev, int drv_sds_rings)
2051 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2052 struct qlcnic_host_sds_ring *sds_ring;
2053 int drv_tx_rings = adapter->drv_tx_rings;
2056 clear_bit(__QLCNIC_DEV_UP, &adapter->state);
2057 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
2058 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
2059 sds_ring = &adapter->recv_ctx->sds_rings[ring];
2060 qlcnic_disable_sds_intr(adapter, sds_ring);
2064 qlcnic_fw_destroy_ctx(adapter);
2066 qlcnic_detach(adapter);
2068 adapter->ahw->diag_test = 0;
2069 adapter->drv_sds_rings = drv_sds_rings;
2070 adapter->drv_tx_rings = drv_tx_rings;
2072 if (qlcnic_attach(adapter))
2075 if (netif_running(netdev))
2076 __qlcnic_up(adapter, netdev);
2078 netif_device_attach(netdev);
2081 static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter)
2083 struct qlcnic_hardware_context *ahw = adapter->ahw;
2086 adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context),
2088 if (!adapter->recv_ctx) {
2093 if (qlcnic_83xx_check(adapter)) {
2094 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX_TX;
2095 ahw->coal.tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US;
2096 ahw->coal.tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS;
2097 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
2098 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
2100 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX;
2101 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
2102 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
2106 memset(&adapter->stats, 0, sizeof(adapter->stats));
2111 static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter)
2113 struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
2115 kfree(adapter->recv_ctx);
2116 adapter->recv_ctx = NULL;
2118 if (fw_dump->tmpl_hdr) {
2119 vfree(fw_dump->tmpl_hdr);
2120 fw_dump->tmpl_hdr = NULL;
2123 if (fw_dump->dma_buffer) {
2124 dma_free_coherent(&adapter->pdev->dev, QLC_PEX_DMA_READ_SIZE,
2125 fw_dump->dma_buffer, fw_dump->phys_addr);
2126 fw_dump->dma_buffer = NULL;
2129 kfree(adapter->ahw->reset.buff);
2130 adapter->ahw->fw_dump.tmpl_hdr = NULL;
2133 int qlcnic_diag_alloc_res(struct net_device *netdev, int test)
2135 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2136 struct qlcnic_host_sds_ring *sds_ring;
2137 struct qlcnic_host_rds_ring *rds_ring;
2141 netif_device_detach(netdev);
2143 if (netif_running(netdev))
2144 __qlcnic_down(adapter, netdev);
2146 qlcnic_detach(adapter);
2148 adapter->drv_sds_rings = QLCNIC_SINGLE_RING;
2149 adapter->ahw->diag_test = test;
2150 adapter->ahw->linkup = 0;
2152 ret = qlcnic_attach(adapter);
2154 netif_device_attach(netdev);
2158 ret = qlcnic_fw_create_ctx(adapter);
2160 qlcnic_detach(adapter);
2161 netif_device_attach(netdev);
2165 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
2166 rds_ring = &adapter->recv_ctx->rds_rings[ring];
2167 qlcnic_post_rx_buffers(adapter, rds_ring, ring);
2170 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
2171 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
2172 sds_ring = &adapter->recv_ctx->sds_rings[ring];
2173 qlcnic_enable_sds_intr(adapter, sds_ring);
2177 if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) {
2178 adapter->ahw->loopback_state = 0;
2179 qlcnic_linkevent_request(adapter, 1);
2182 set_bit(__QLCNIC_DEV_UP, &adapter->state);
2187 /* Reset context in hardware only */
2189 qlcnic_reset_hw_context(struct qlcnic_adapter *adapter)
2191 struct net_device *netdev = adapter->netdev;
2193 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
2196 netif_device_detach(netdev);
2198 qlcnic_down(adapter, netdev);
2200 qlcnic_up(adapter, netdev);
2202 netif_device_attach(netdev);
2204 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2205 netdev_info(adapter->netdev, "%s: soft reset complete\n", __func__);
2210 qlcnic_reset_context(struct qlcnic_adapter *adapter)
2213 struct net_device *netdev = adapter->netdev;
2215 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
2218 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) {
2220 netif_device_detach(netdev);
2222 if (netif_running(netdev))
2223 __qlcnic_down(adapter, netdev);
2225 qlcnic_detach(adapter);
2227 if (netif_running(netdev)) {
2228 err = qlcnic_attach(adapter);
2230 __qlcnic_up(adapter, netdev);
2231 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
2235 netif_device_attach(netdev);
2238 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2242 static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *adapter)
2244 struct qlcnic_hardware_context *ahw = adapter->ahw;
2245 u16 act_pci_fn = ahw->total_nic_func;
2248 ahw->max_mc_count = QLCNIC_MAX_MC_COUNT;
2249 if (act_pci_fn <= 2)
2250 count = (QLCNIC_MAX_UC_COUNT - QLCNIC_MAX_MC_COUNT) /
2253 count = (QLCNIC_LB_MAX_FILTERS - QLCNIC_MAX_MC_COUNT) /
2255 ahw->max_uc_count = count;
2258 static int qlcnic_set_real_num_queues(struct qlcnic_adapter *adapter,
2259 u8 tx_queues, u8 rx_queues)
2261 struct net_device *netdev = adapter->netdev;
2265 err = netif_set_real_num_tx_queues(netdev, tx_queues);
2267 netdev_err(netdev, "failed to set %d Tx queues\n",
2274 err = netif_set_real_num_rx_queues(netdev, rx_queues);
2276 netdev_err(netdev, "failed to set %d Rx queues\n",
2284 qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev,
2288 struct pci_dev *pdev = adapter->pdev;
2290 adapter->rx_csum = 1;
2291 adapter->ahw->mc_enabled = 0;
2292 qlcnic_set_mac_filter_count(adapter);
2294 netdev->netdev_ops = &qlcnic_netdev_ops;
2295 netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ;
2297 qlcnic_change_mtu(netdev, netdev->mtu);
2299 netdev->ethtool_ops = (qlcnic_sriov_vf_check(adapter)) ?
2300 &qlcnic_sriov_vf_ethtool_ops : &qlcnic_ethtool_ops;
2302 netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM |
2303 NETIF_F_IPV6_CSUM | NETIF_F_GRO |
2304 NETIF_F_HW_VLAN_CTAG_RX);
2305 netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM |
2308 if (QLCNIC_IS_TSO_CAPABLE(adapter)) {
2309 netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6);
2310 netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6);
2313 if (pci_using_dac) {
2314 netdev->features |= NETIF_F_HIGHDMA;
2315 netdev->vlan_features |= NETIF_F_HIGHDMA;
2318 if (qlcnic_vlan_tx_check(adapter))
2319 netdev->features |= (NETIF_F_HW_VLAN_CTAG_TX);
2321 if (qlcnic_sriov_vf_check(adapter))
2322 netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
2324 if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO)
2325 netdev->features |= NETIF_F_LRO;
2327 if (qlcnic_encap_tx_offload(adapter)) {
2328 netdev->features |= NETIF_F_GSO_UDP_TUNNEL;
2330 /* encapsulation Tx offload supported by Adapter */
2331 netdev->hw_enc_features = NETIF_F_IP_CSUM |
2332 NETIF_F_GSO_UDP_TUNNEL |
2337 if (qlcnic_encap_rx_offload(adapter))
2338 netdev->hw_enc_features |= NETIF_F_RXCSUM;
2340 netdev->hw_features = netdev->features;
2341 netdev->priv_flags |= IFF_UNICAST_FLT;
2342 netdev->irq = adapter->msix_entries[0].vector;
2344 /* MTU range: 68 - 9600 */
2345 netdev->min_mtu = P3P_MIN_MTU;
2346 netdev->max_mtu = P3P_MAX_MTU;
2348 err = qlcnic_set_real_num_queues(adapter, adapter->drv_tx_rings,
2349 adapter->drv_sds_rings);
2353 qlcnic_dcb_init_dcbnl_ops(adapter->dcb);
2355 err = register_netdev(netdev);
2357 dev_err(&pdev->dev, "failed to register net device\n");
2364 static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac)
2366 if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) &&
2367 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)))
2369 else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) &&
2370 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)))
2373 dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n");
2380 void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter)
2383 struct qlcnic_host_tx_ring *tx_ring;
2385 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
2386 tx_ring = &adapter->tx_ring[ring];
2388 vfree(tx_ring->cmd_buf_arr);
2389 tx_ring->cmd_buf_arr = NULL;
2392 kfree(adapter->tx_ring);
2395 int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter,
2396 struct net_device *netdev)
2398 int ring, vector, index;
2399 struct qlcnic_host_tx_ring *tx_ring;
2400 struct qlcnic_cmd_buffer *cmd_buf_arr;
2402 tx_ring = kcalloc(adapter->drv_tx_rings,
2403 sizeof(struct qlcnic_host_tx_ring), GFP_KERNEL);
2404 if (tx_ring == NULL)
2407 adapter->tx_ring = tx_ring;
2409 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
2410 tx_ring = &adapter->tx_ring[ring];
2411 tx_ring->num_desc = adapter->num_txd;
2412 tx_ring->txq = netdev_get_tx_queue(netdev, ring);
2413 cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring));
2414 if (cmd_buf_arr == NULL) {
2415 qlcnic_free_tx_rings(adapter);
2418 tx_ring->cmd_buf_arr = cmd_buf_arr;
2419 spin_lock_init(&tx_ring->tx_clean_lock);
2422 if (qlcnic_83xx_check(adapter) ||
2423 (qlcnic_82xx_check(adapter) && qlcnic_check_multi_tx(adapter))) {
2424 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
2425 tx_ring = &adapter->tx_ring[ring];
2426 tx_ring->adapter = adapter;
2427 if (adapter->flags & QLCNIC_MSIX_ENABLED) {
2428 index = adapter->drv_sds_rings + ring;
2429 vector = adapter->msix_entries[index].vector;
2430 tx_ring->irq = vector;
2438 void qlcnic_set_drv_version(struct qlcnic_adapter *adapter)
2440 struct qlcnic_hardware_context *ahw = adapter->ahw;
2443 if (qlcnic_82xx_check(adapter))
2444 fw_cmd = QLCNIC_CMD_82XX_SET_DRV_VER;
2445 else if (qlcnic_83xx_check(adapter))
2446 fw_cmd = QLCNIC_CMD_83XX_SET_DRV_VER;
2448 if (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_SET_DRV_VER)
2449 qlcnic_fw_cmd_set_drv_version(adapter, fw_cmd);
2452 /* Reset firmware API lock */
2453 static void qlcnic_reset_api_lock(struct qlcnic_adapter *adapter)
2455 qlcnic_api_lock(adapter);
2456 qlcnic_api_unlock(adapter);
2461 qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
2463 struct net_device *netdev = NULL;
2464 struct qlcnic_adapter *adapter = NULL;
2465 struct qlcnic_hardware_context *ahw;
2466 int err, pci_using_dac = -1;
2467 char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */
2469 err = pci_enable_device(pdev);
2473 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
2475 goto err_out_disable_pdev;
2478 err = qlcnic_set_dma_mask(pdev, &pci_using_dac);
2480 goto err_out_disable_pdev;
2482 err = pci_request_regions(pdev, qlcnic_driver_name);
2484 goto err_out_disable_pdev;
2486 pci_set_master(pdev);
2487 pci_enable_pcie_error_reporting(pdev);
2489 ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL);
2492 goto err_out_free_res;
2495 switch (ent->device) {
2496 case PCI_DEVICE_ID_QLOGIC_QLE824X:
2497 ahw->hw_ops = &qlcnic_hw_ops;
2498 ahw->reg_tbl = (u32 *) qlcnic_reg_tbl;
2500 case PCI_DEVICE_ID_QLOGIC_QLE834X:
2501 case PCI_DEVICE_ID_QLOGIC_QLE8830:
2502 case PCI_DEVICE_ID_QLOGIC_QLE844X:
2503 qlcnic_83xx_register_map(ahw);
2505 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X:
2506 case PCI_DEVICE_ID_QLOGIC_VF_QLE8C30:
2507 case PCI_DEVICE_ID_QLOGIC_VF_QLE844X:
2508 qlcnic_sriov_vf_register_map(ahw);
2512 goto err_out_free_hw_res;
2515 err = qlcnic_setup_pci_map(pdev, ahw);
2517 goto err_out_free_hw_res;
2519 netdev = alloc_etherdev_mq(sizeof(struct qlcnic_adapter),
2520 QLCNIC_MAX_TX_RINGS);
2523 goto err_out_iounmap;
2526 SET_NETDEV_DEV(netdev, &pdev->dev);
2528 adapter = netdev_priv(netdev);
2529 adapter->netdev = netdev;
2530 adapter->pdev = pdev;
2533 adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic");
2534 if (adapter->qlcnic_wq == NULL) {
2536 dev_err(&pdev->dev, "Failed to create workqueue\n");
2537 goto err_out_free_netdev;
2540 err = qlcnic_alloc_adapter_resources(adapter);
2542 goto err_out_free_wq;
2544 adapter->dev_rst_time = jiffies;
2545 ahw->revision_id = pdev->revision;
2546 ahw->max_vnic_func = qlcnic_get_vnic_func_count(adapter);
2547 if (qlcnic_mac_learn == FDB_MAC_LEARN)
2548 adapter->fdb_mac_learn = true;
2549 else if (qlcnic_mac_learn == DRV_MAC_LEARN)
2550 adapter->drv_mac_learn = true;
2552 rwlock_init(&adapter->ahw->crb_lock);
2553 mutex_init(&adapter->ahw->mem_lock);
2555 INIT_LIST_HEAD(&adapter->mac_list);
2557 qlcnic_register_dcb(adapter);
2559 if (qlcnic_82xx_check(adapter)) {
2560 qlcnic_check_vf(adapter, ent);
2561 adapter->portnum = adapter->ahw->pci_func;
2562 qlcnic_reset_api_lock(adapter);
2563 err = qlcnic_start_firmware(adapter);
2565 dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n"
2566 "\t\tIf reboot doesn't help, try flashing the card\n");
2567 goto err_out_maintenance_mode;
2570 /* compute and set default and max tx/sds rings */
2571 if (adapter->ahw->msix_supported) {
2572 if (qlcnic_check_multi_tx_capability(adapter) == 1)
2573 qlcnic_set_tx_ring_count(adapter,
2574 QLCNIC_SINGLE_RING);
2576 qlcnic_set_tx_ring_count(adapter,
2577 QLCNIC_DEF_TX_RINGS);
2578 qlcnic_set_sds_ring_count(adapter,
2579 QLCNIC_DEF_SDS_RINGS);
2581 qlcnic_set_tx_ring_count(adapter, QLCNIC_SINGLE_RING);
2582 qlcnic_set_sds_ring_count(adapter, QLCNIC_SINGLE_RING);
2585 err = qlcnic_setup_idc_param(adapter);
2587 goto err_out_free_hw;
2589 adapter->flags |= QLCNIC_NEED_FLR;
2591 } else if (qlcnic_83xx_check(adapter)) {
2592 qlcnic_83xx_check_vf(adapter, ent);
2593 adapter->portnum = adapter->ahw->pci_func;
2594 err = qlcnic_83xx_init(adapter, pci_using_dac);
2597 case -ENOTRECOVERABLE:
2598 dev_err(&pdev->dev, "Adapter initialization failed due to a faulty hardware\n");
2599 dev_err(&pdev->dev, "Please replace the adapter with new one and return the faulty adapter for repair\n");
2600 goto err_out_free_hw;
2602 dev_err(&pdev->dev, "Adapter initialization failed. Please reboot\n");
2603 goto err_out_free_hw;
2605 dev_err(&pdev->dev, "Adapter initialization failed\n");
2606 goto err_out_free_hw;
2608 dev_err(&pdev->dev, "Adapter initialization failed. Driver will load in maintenance mode to recover the adapter using the application\n");
2609 goto err_out_maintenance_mode;
2613 if (qlcnic_sriov_vf_check(adapter))
2617 "%s: failed. Please Reboot\n", __func__);
2619 goto err_out_free_hw;
2622 if (qlcnic_read_mac_addr(adapter))
2623 dev_warn(&pdev->dev, "failed to read mac addr\n");
2625 qlcnic_read_phys_port_id(adapter);
2627 if (adapter->portnum == 0) {
2628 qlcnic_get_board_name(adapter, board_name);
2630 pr_info("%s: %s Board Chip rev 0x%x\n",
2631 module_name(THIS_MODULE),
2632 board_name, adapter->ahw->revision_id);
2635 if (qlcnic_83xx_check(adapter) && !qlcnic_use_msi_x &&
2637 dev_warn(&pdev->dev,
2638 "Device does not support MSI interrupts\n");
2640 if (qlcnic_82xx_check(adapter)) {
2641 qlcnic_dcb_enable(adapter->dcb);
2642 qlcnic_dcb_get_info(adapter->dcb);
2643 err = qlcnic_setup_intr(adapter);
2646 dev_err(&pdev->dev, "Failed to setup interrupt\n");
2647 goto err_out_disable_msi;
2651 err = qlcnic_get_act_pci_func(adapter);
2653 goto err_out_disable_mbx_intr;
2655 if (adapter->portnum == 0)
2656 qlcnic_set_drv_version(adapter);
2658 err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac);
2660 goto err_out_disable_mbx_intr;
2662 pci_set_drvdata(pdev, adapter);
2664 if (qlcnic_82xx_check(adapter))
2665 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
2668 switch (adapter->ahw->port_type) {
2670 dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n",
2671 adapter->netdev->name);
2674 dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n",
2675 adapter->netdev->name);
2679 if (adapter->drv_mac_learn)
2680 qlcnic_alloc_lb_filters_mem(adapter);
2682 qlcnic_add_sysfs(adapter);
2683 qlcnic_register_hwmon_dev(adapter);
2686 err_out_disable_mbx_intr:
2687 if (qlcnic_83xx_check(adapter))
2688 qlcnic_83xx_free_mbx_intr(adapter);
2690 err_out_disable_msi:
2691 qlcnic_teardown_intr(adapter);
2692 qlcnic_cancel_idc_work(adapter);
2693 qlcnic_clr_all_drv_state(adapter, 0);
2696 qlcnic_free_adapter_resources(adapter);
2699 destroy_workqueue(adapter->qlcnic_wq);
2701 err_out_free_netdev:
2702 free_netdev(netdev);
2705 qlcnic_cleanup_pci_map(ahw);
2707 err_out_free_hw_res:
2711 pci_disable_pcie_error_reporting(pdev);
2712 pci_release_regions(pdev);
2714 err_out_disable_pdev:
2715 pci_disable_device(pdev);
2718 err_out_maintenance_mode:
2719 set_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state);
2720 netdev->netdev_ops = &qlcnic_netdev_failed_ops;
2721 netdev->ethtool_ops = &qlcnic_ethtool_failed_ops;
2722 ahw->port_type = QLCNIC_XGBE;
2724 if (qlcnic_83xx_check(adapter))
2725 adapter->tgt_status_reg = NULL;
2727 ahw->board_type = QLCNIC_BRDTYPE_P3P_10G_SFP_PLUS;
2729 err = register_netdev(netdev);
2732 dev_err(&pdev->dev, "Failed to register net device\n");
2733 qlcnic_clr_all_drv_state(adapter, 0);
2734 goto err_out_free_hw;
2737 pci_set_drvdata(pdev, adapter);
2738 qlcnic_add_sysfs(adapter);
2743 static void qlcnic_remove(struct pci_dev *pdev)
2745 struct qlcnic_adapter *adapter;
2746 struct net_device *netdev;
2747 struct qlcnic_hardware_context *ahw;
2749 adapter = pci_get_drvdata(pdev);
2750 if (adapter == NULL)
2753 netdev = adapter->netdev;
2755 qlcnic_cancel_idc_work(adapter);
2756 qlcnic_sriov_pf_disable(adapter);
2759 unregister_netdev(netdev);
2760 qlcnic_sriov_cleanup(adapter);
2762 if (qlcnic_83xx_check(adapter)) {
2763 qlcnic_83xx_initialize_nic(adapter, 0);
2764 cancel_delayed_work_sync(&adapter->idc_aen_work);
2765 qlcnic_83xx_free_mbx_intr(adapter);
2766 qlcnic_83xx_detach_mailbox_work(adapter);
2767 qlcnic_83xx_free_mailbox(ahw->mailbox);
2768 kfree(ahw->fw_info);
2771 qlcnic_dcb_free(adapter->dcb);
2772 qlcnic_detach(adapter);
2773 kfree(adapter->npars);
2774 kfree(adapter->eswitch);
2776 if (qlcnic_82xx_check(adapter))
2777 qlcnic_clr_all_drv_state(adapter, 0);
2779 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2781 qlcnic_free_lb_filters_mem(adapter);
2783 qlcnic_teardown_intr(adapter);
2785 qlcnic_remove_sysfs(adapter);
2787 qlcnic_unregister_hwmon_dev(adapter);
2789 qlcnic_cleanup_pci_map(adapter->ahw);
2791 qlcnic_release_firmware(adapter);
2793 pci_disable_pcie_error_reporting(pdev);
2794 pci_release_regions(pdev);
2795 pci_disable_device(pdev);
2797 if (adapter->qlcnic_wq) {
2798 destroy_workqueue(adapter->qlcnic_wq);
2799 adapter->qlcnic_wq = NULL;
2802 qlcnic_free_adapter_resources(adapter);
2804 free_netdev(netdev);
2807 static void qlcnic_shutdown(struct pci_dev *pdev)
2809 if (__qlcnic_shutdown(pdev))
2812 pci_disable_device(pdev);
2816 static int qlcnic_suspend(struct pci_dev *pdev, pm_message_t state)
2820 retval = __qlcnic_shutdown(pdev);
2824 pci_set_power_state(pdev, pci_choose_state(pdev, state));
2828 static int qlcnic_resume(struct pci_dev *pdev)
2830 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
2833 err = pci_enable_device(pdev);
2837 pci_set_power_state(pdev, PCI_D0);
2838 pci_set_master(pdev);
2839 pci_restore_state(pdev);
2841 return __qlcnic_resume(adapter);
2845 static int qlcnic_open(struct net_device *netdev)
2847 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2850 if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state)) {
2851 netdev_err(netdev, "%s: Device is in non-operational state\n",
2857 netif_carrier_off(netdev);
2859 err = qlcnic_attach(adapter);
2863 err = __qlcnic_up(adapter, netdev);
2865 qlcnic_detach(adapter);
2871 * qlcnic_close - Disables a network interface entry point
2873 static int qlcnic_close(struct net_device *netdev)
2875 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2877 __qlcnic_down(adapter, netdev);
2882 #define QLCNIC_VF_LB_BUCKET_SIZE 1
2884 void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter)
2888 struct net_device *netdev = adapter->netdev;
2889 u32 filter_size = 0;
2890 u16 act_pci_func = 0;
2892 if (adapter->fhash.fmax && adapter->fhash.fhead)
2895 act_pci_func = adapter->ahw->total_nic_func;
2896 spin_lock_init(&adapter->mac_learn_lock);
2897 spin_lock_init(&adapter->rx_mac_learn_lock);
2899 if (qlcnic_sriov_vf_check(adapter)) {
2900 filter_size = QLCNIC_83XX_SRIOV_VF_MAX_MAC - 1;
2901 adapter->fhash.fbucket_size = QLCNIC_VF_LB_BUCKET_SIZE;
2902 } else if (qlcnic_82xx_check(adapter)) {
2903 filter_size = QLCNIC_LB_MAX_FILTERS;
2904 adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE;
2906 filter_size = QLC_83XX_LB_MAX_FILTERS;
2907 adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE;
2910 head = kcalloc(adapter->fhash.fbucket_size,
2911 sizeof(struct hlist_head), GFP_ATOMIC);
2916 adapter->fhash.fmax = (filter_size / act_pci_func);
2917 adapter->fhash.fhead = head;
2919 netdev_info(netdev, "active nic func = %d, mac filter size=%d\n",
2920 act_pci_func, adapter->fhash.fmax);
2922 for (i = 0; i < adapter->fhash.fbucket_size; i++)
2923 INIT_HLIST_HEAD(&adapter->fhash.fhead[i]);
2925 adapter->rx_fhash.fbucket_size = adapter->fhash.fbucket_size;
2927 head = kcalloc(adapter->rx_fhash.fbucket_size,
2928 sizeof(struct hlist_head), GFP_ATOMIC);
2933 adapter->rx_fhash.fmax = (filter_size / act_pci_func);
2934 adapter->rx_fhash.fhead = head;
2936 for (i = 0; i < adapter->rx_fhash.fbucket_size; i++)
2937 INIT_HLIST_HEAD(&adapter->rx_fhash.fhead[i]);
2940 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter)
2942 if (adapter->fhash.fmax)
2943 kfree(adapter->fhash.fhead);
2945 adapter->fhash.fhead = NULL;
2946 adapter->fhash.fmax = 0;
2948 if (adapter->rx_fhash.fmax)
2949 kfree(adapter->rx_fhash.fhead);
2951 adapter->rx_fhash.fmax = 0;
2952 adapter->rx_fhash.fhead = NULL;
2955 int qlcnic_check_temp(struct qlcnic_adapter *adapter)
2957 struct net_device *netdev = adapter->netdev;
2958 u32 temp_state, temp_val, temp = 0;
2961 if (qlcnic_83xx_check(adapter))
2962 temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP);
2964 if (qlcnic_82xx_check(adapter))
2965 temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP);
2967 temp_state = qlcnic_get_temp_state(temp);
2968 temp_val = qlcnic_get_temp_val(temp);
2970 if (temp_state == QLCNIC_TEMP_PANIC) {
2971 dev_err(&netdev->dev,
2972 "Device temperature %d degrees C exceeds"
2973 " maximum allowed. Hardware has been shut down.\n",
2976 } else if (temp_state == QLCNIC_TEMP_WARN) {
2977 if (adapter->ahw->temp == QLCNIC_TEMP_NORMAL) {
2978 dev_err(&netdev->dev,
2979 "Device temperature %d degrees C "
2980 "exceeds operating range."
2981 " Immediate action needed.\n",
2985 if (adapter->ahw->temp == QLCNIC_TEMP_WARN) {
2986 dev_info(&netdev->dev,
2987 "Device temperature is now %d degrees C"
2988 " in normal range.\n", temp_val);
2991 adapter->ahw->temp = temp_state;
2995 static inline void dump_tx_ring_desc(struct qlcnic_host_tx_ring *tx_ring)
2998 struct cmd_desc_type0 *tx_desc_info;
3000 for (i = 0; i < tx_ring->num_desc; i++) {
3001 tx_desc_info = &tx_ring->desc_head[i];
3002 pr_info("TX Desc: %d\n", i);
3003 print_hex_dump(KERN_INFO, "TX: ", DUMP_PREFIX_OFFSET, 16, 1,
3004 &tx_ring->desc_head[i],
3005 sizeof(struct cmd_desc_type0), true);
3009 static void qlcnic_dump_rings(struct qlcnic_adapter *adapter)
3011 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
3012 struct net_device *netdev = adapter->netdev;
3013 struct qlcnic_host_rds_ring *rds_ring;
3014 struct qlcnic_host_sds_ring *sds_ring;
3015 struct qlcnic_host_tx_ring *tx_ring;
3018 if (!netdev || !netif_running(netdev))
3021 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
3022 rds_ring = &recv_ctx->rds_rings[ring];
3026 "rds_ring=%d crb_rcv_producer=%d producer=%u num_desc=%u\n",
3027 ring, readl(rds_ring->crb_rcv_producer),
3028 rds_ring->producer, rds_ring->num_desc);
3031 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
3032 sds_ring = &(recv_ctx->sds_rings[ring]);
3036 "sds_ring=%d crb_sts_consumer=%d consumer=%u crb_intr_mask=%d num_desc=%u\n",
3037 ring, readl(sds_ring->crb_sts_consumer),
3038 sds_ring->consumer, readl(sds_ring->crb_intr_mask),
3039 sds_ring->num_desc);
3042 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
3043 tx_ring = &adapter->tx_ring[ring];
3046 netdev_info(netdev, "Tx ring=%d Context Id=0x%x\n",
3047 ring, tx_ring->ctx_id);
3049 "xmit_finished=%llu, xmit_called=%llu, xmit_on=%llu, xmit_off=%llu\n",
3050 tx_ring->tx_stats.xmit_finished,
3051 tx_ring->tx_stats.xmit_called,
3052 tx_ring->tx_stats.xmit_on,
3053 tx_ring->tx_stats.xmit_off);
3055 if (tx_ring->crb_intr_mask)
3056 netdev_info(netdev, "crb_intr_mask=%d\n",
3057 readl(tx_ring->crb_intr_mask));
3060 "hw_producer=%d, sw_producer=%d sw_consumer=%d, hw_consumer=%d\n",
3061 readl(tx_ring->crb_cmd_producer),
3062 tx_ring->producer, tx_ring->sw_consumer,
3063 le32_to_cpu(*(tx_ring->hw_consumer)));
3065 netdev_info(netdev, "Total desc=%d, Available desc=%d\n",
3066 tx_ring->num_desc, qlcnic_tx_avail(tx_ring));
3068 if (netif_msg_tx_err(adapter->ahw))
3069 dump_tx_ring_desc(tx_ring);
3074 static void qlcnic_tx_timeout(struct net_device *netdev)
3076 struct qlcnic_adapter *adapter = netdev_priv(netdev);
3078 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
3081 qlcnic_dump_rings(adapter);
3083 if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS ||
3084 netif_msg_tx_err(adapter->ahw)) {
3085 netdev_err(netdev, "Tx timeout, reset the adapter.\n");
3086 if (qlcnic_82xx_check(adapter))
3087 adapter->need_fw_reset = 1;
3088 else if (qlcnic_83xx_check(adapter))
3089 qlcnic_83xx_idc_request_reset(adapter,
3090 QLCNIC_FORCE_FW_DUMP_KEY);
3092 netdev_err(netdev, "Tx timeout, reset adapter context.\n");
3093 adapter->ahw->reset_context = 1;
3097 static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev)
3099 struct qlcnic_adapter *adapter = netdev_priv(netdev);
3100 struct net_device_stats *stats = &netdev->stats;
3102 if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
3103 qlcnic_update_stats(adapter);
3105 stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts;
3106 stats->tx_packets = adapter->stats.xmitfinished;
3107 stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes;
3108 stats->tx_bytes = adapter->stats.txbytes;
3109 stats->rx_dropped = adapter->stats.rxdropped;
3110 stats->tx_dropped = adapter->stats.txdropped;
3115 static irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter)
3119 status = readl(adapter->isr_int_vec);
3121 if (!(status & adapter->ahw->int_vec_bit))
3124 /* check interrupt state machine, to be sure */
3125 status = readl(adapter->crb_int_state_reg);
3126 if (!ISR_LEGACY_INT_TRIGGERED(status))
3129 writel(0xffffffff, adapter->tgt_status_reg);
3130 /* read twice to ensure write is flushed */
3131 readl(adapter->isr_int_vec);
3132 readl(adapter->isr_int_vec);
3137 static irqreturn_t qlcnic_tmp_intr(int irq, void *data)
3139 struct qlcnic_host_sds_ring *sds_ring = data;
3140 struct qlcnic_adapter *adapter = sds_ring->adapter;
3142 if (adapter->flags & QLCNIC_MSIX_ENABLED)
3144 else if (adapter->flags & QLCNIC_MSI_ENABLED) {
3145 writel(0xffffffff, adapter->tgt_status_reg);
3149 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
3153 adapter->ahw->diag_cnt++;
3154 qlcnic_enable_sds_intr(adapter, sds_ring);
3158 static irqreturn_t qlcnic_intr(int irq, void *data)
3160 struct qlcnic_host_sds_ring *sds_ring = data;
3161 struct qlcnic_adapter *adapter = sds_ring->adapter;
3163 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
3166 napi_schedule(&sds_ring->napi);
3171 static irqreturn_t qlcnic_msi_intr(int irq, void *data)
3173 struct qlcnic_host_sds_ring *sds_ring = data;
3174 struct qlcnic_adapter *adapter = sds_ring->adapter;
3176 /* clear interrupt */
3177 writel(0xffffffff, adapter->tgt_status_reg);
3179 napi_schedule(&sds_ring->napi);
3183 static irqreturn_t qlcnic_msix_intr(int irq, void *data)
3185 struct qlcnic_host_sds_ring *sds_ring = data;
3187 napi_schedule(&sds_ring->napi);
3191 static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data)
3193 struct qlcnic_host_tx_ring *tx_ring = data;
3195 napi_schedule(&tx_ring->napi);
3200 qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding)
3204 val = adapter->portnum & 0xf;
3205 val |= encoding << 7;
3206 val |= (jiffies - adapter->dev_rst_time) << 8;
3208 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val);
3209 adapter->dev_rst_time = jiffies;
3213 qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state)
3217 WARN_ON(state != QLCNIC_DEV_NEED_RESET &&
3218 state != QLCNIC_DEV_NEED_QUISCENT);
3220 if (qlcnic_api_lock(adapter))
3223 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3225 if (state == QLCNIC_DEV_NEED_RESET)
3226 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
3227 else if (state == QLCNIC_DEV_NEED_QUISCENT)
3228 QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum);
3230 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3232 qlcnic_api_unlock(adapter);
3238 qlcnic_clr_drv_state(struct qlcnic_adapter *adapter)
3242 if (qlcnic_api_lock(adapter))
3245 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3246 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
3247 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3249 qlcnic_api_unlock(adapter);
3254 void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed)
3258 if (qlcnic_api_lock(adapter))
3261 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
3262 QLC_DEV_CLR_REF_CNT(val, adapter->portnum);
3263 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
3266 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3268 dev_info(&adapter->pdev->dev,
3269 "Device state set to Failed. Please Reboot\n");
3270 } else if (!(val & 0x11111111))
3271 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3274 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3275 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
3276 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3278 qlcnic_api_unlock(adapter);
3280 adapter->fw_fail_cnt = 0;
3281 adapter->flags &= ~QLCNIC_FW_HANG;
3282 clear_bit(__QLCNIC_START_FW, &adapter->state);
3283 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3286 /* Grab api lock, before checking state */
3288 qlcnic_check_drv_state(struct qlcnic_adapter *adapter)
3290 int act, state, active_mask;
3291 struct qlcnic_hardware_context *ahw = adapter->ahw;
3293 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3294 act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
3296 if (adapter->flags & QLCNIC_FW_RESET_OWNER) {
3297 active_mask = (~(1 << (ahw->pci_func * 4)));
3298 act = act & active_mask;
3301 if (((state & 0x11111111) == (act & 0x11111111)) ||
3302 ((act & 0x11111111) == ((state >> 1) & 0x11111111)))
3308 static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter)
3310 u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER);
3312 if (val != QLCNIC_DRV_IDC_VER) {
3313 dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's"
3314 " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val);
3321 qlcnic_can_start_firmware(struct qlcnic_adapter *adapter)
3323 u32 val, prev_state;
3324 u8 dev_init_timeo = adapter->dev_init_timeo;
3325 u8 portnum = adapter->portnum;
3328 if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state))
3331 if (qlcnic_api_lock(adapter))
3334 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
3335 if (!(val & (1 << (portnum * 4)))) {
3336 QLC_DEV_SET_REF_CNT(val, portnum);
3337 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
3340 prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3341 QLCDB(adapter, HW, "Device state = %u\n", prev_state);
3343 switch (prev_state) {
3344 case QLCNIC_DEV_COLD:
3345 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3346 QLCNIC_DEV_INITIALIZING);
3347 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER,
3348 QLCNIC_DRV_IDC_VER);
3349 qlcnic_idc_debug_info(adapter, 0);
3350 qlcnic_api_unlock(adapter);
3353 case QLCNIC_DEV_READY:
3354 ret = qlcnic_check_idc_ver(adapter);
3355 qlcnic_api_unlock(adapter);
3358 case QLCNIC_DEV_NEED_RESET:
3359 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3360 QLC_DEV_SET_RST_RDY(val, portnum);
3361 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3364 case QLCNIC_DEV_NEED_QUISCENT:
3365 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3366 QLC_DEV_SET_QSCNT_RDY(val, portnum);
3367 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3370 case QLCNIC_DEV_FAILED:
3371 dev_err(&adapter->pdev->dev, "Device in failed state.\n");
3372 qlcnic_api_unlock(adapter);
3375 case QLCNIC_DEV_INITIALIZING:
3376 case QLCNIC_DEV_QUISCENT:
3380 qlcnic_api_unlock(adapter);
3384 prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3386 if (prev_state == QLCNIC_DEV_QUISCENT)
3388 } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo);
3390 if (!dev_init_timeo) {
3391 dev_err(&adapter->pdev->dev,
3392 "Waiting for device to initialize timeout\n");
3396 if (qlcnic_api_lock(adapter))
3399 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3400 QLC_DEV_CLR_RST_QSCNT(val, portnum);
3401 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3403 ret = qlcnic_check_idc_ver(adapter);
3404 qlcnic_api_unlock(adapter);
3410 qlcnic_fwinit_work(struct work_struct *work)
3412 struct qlcnic_adapter *adapter = container_of(work,
3413 struct qlcnic_adapter, fw_work.work);
3414 u32 dev_state = 0xf;
3417 if (qlcnic_api_lock(adapter))
3420 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3421 if (dev_state == QLCNIC_DEV_QUISCENT ||
3422 dev_state == QLCNIC_DEV_NEED_QUISCENT) {
3423 qlcnic_api_unlock(adapter);
3424 qlcnic_schedule_work(adapter, qlcnic_fwinit_work,
3429 if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
3430 qlcnic_api_unlock(adapter);
3434 if (dev_state == QLCNIC_DEV_INITIALIZING ||
3435 dev_state == QLCNIC_DEV_READY) {
3436 dev_info(&adapter->pdev->dev, "Detected state change from "
3437 "DEV_NEED_RESET, skipping ack check\n");
3438 goto skip_ack_check;
3441 if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) {
3442 dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n",
3443 adapter->reset_ack_timeo);
3444 goto skip_ack_check;
3447 if (!qlcnic_check_drv_state(adapter)) {
3449 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3451 if (dev_state == QLCNIC_DEV_NEED_RESET) {
3452 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3453 QLCNIC_DEV_INITIALIZING);
3454 set_bit(__QLCNIC_START_FW, &adapter->state);
3455 QLCDB(adapter, DRV, "Restarting fw\n");
3456 qlcnic_idc_debug_info(adapter, 0);
3457 val = QLC_SHARED_REG_RD32(adapter,
3458 QLCNIC_CRB_DRV_STATE);
3459 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
3460 QLC_SHARED_REG_WR32(adapter,
3461 QLCNIC_CRB_DRV_STATE, val);
3464 qlcnic_api_unlock(adapter);
3467 if (qlcnic_check_fw_dump_state(adapter) &&
3468 (adapter->flags & QLCNIC_FW_RESET_OWNER)) {
3469 QLCDB(adapter, DRV, "Take FW dump\n");
3470 qlcnic_dump_fw(adapter);
3471 adapter->flags |= QLCNIC_FW_HANG;
3475 adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
3476 if (!adapter->nic_ops->start_firmware(adapter)) {
3477 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
3478 adapter->fw_wait_cnt = 0;
3484 qlcnic_api_unlock(adapter);
3487 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3488 QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state);
3490 switch (dev_state) {
3491 case QLCNIC_DEV_READY:
3492 if (!qlcnic_start_firmware(adapter)) {
3493 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
3494 adapter->fw_wait_cnt = 0;
3497 case QLCNIC_DEV_FAILED:
3500 qlcnic_schedule_work(adapter,
3501 qlcnic_fwinit_work, FW_POLL_DELAY);
3506 dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u "
3507 "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt);
3508 netif_device_attach(adapter->netdev);
3509 qlcnic_clr_all_drv_state(adapter, 0);
3513 qlcnic_detach_work(struct work_struct *work)
3515 struct qlcnic_adapter *adapter = container_of(work,
3516 struct qlcnic_adapter, fw_work.work);
3517 struct net_device *netdev = adapter->netdev;
3520 netif_device_detach(netdev);
3522 /* Dont grab rtnl lock during Quiscent mode */
3523 if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) {
3524 if (netif_running(netdev))
3525 __qlcnic_down(adapter, netdev);
3527 qlcnic_down(adapter, netdev);
3529 status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
3531 if (status & QLCNIC_RCODE_FATAL_ERROR) {
3532 dev_err(&adapter->pdev->dev,
3533 "Detaching the device: peg halt status1=0x%x\n",
3536 if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) {
3537 dev_err(&adapter->pdev->dev,
3538 "On board active cooling fan failed. "
3539 "Device has been halted.\n");
3540 dev_err(&adapter->pdev->dev,
3541 "Replace the adapter.\n");
3547 if (adapter->ahw->temp == QLCNIC_TEMP_PANIC) {
3548 dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n",
3549 adapter->ahw->temp);
3553 /* Dont ack if this instance is the reset owner */
3554 if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) {
3555 if (qlcnic_set_drv_state(adapter, adapter->dev_state)) {
3556 dev_err(&adapter->pdev->dev,
3557 "Failed to set driver state,"
3558 "detaching the device.\n");
3563 adapter->fw_wait_cnt = 0;
3565 qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY);
3570 netif_device_attach(netdev);
3571 qlcnic_clr_all_drv_state(adapter, 1);
3574 /*Transit NPAR state to NON Operational */
3576 qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter)
3580 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE);
3581 if (state == QLCNIC_DEV_NPAR_NON_OPER)
3584 if (qlcnic_api_lock(adapter))
3586 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3587 QLCNIC_DEV_NPAR_NON_OPER);
3588 qlcnic_api_unlock(adapter);
3591 static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter,
3594 u32 state, xg_val = 0, gb_val = 0;
3596 qlcnic_xg_set_xg0_mask(xg_val);
3597 qlcnic_xg_set_xg1_mask(xg_val);
3598 QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val);
3599 qlcnic_gb_set_gb0_mask(gb_val);
3600 qlcnic_gb_set_gb1_mask(gb_val);
3601 qlcnic_gb_set_gb2_mask(gb_val);
3602 qlcnic_gb_set_gb3_mask(gb_val);
3603 QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val);
3604 dev_info(&adapter->pdev->dev, "Pause control frames disabled"
3606 adapter->need_fw_reset = 1;
3608 if (qlcnic_api_lock(adapter))
3611 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3613 if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state)) {
3614 netdev_err(adapter->netdev, "%s: Device is in non-operational state\n",
3616 qlcnic_api_unlock(adapter);
3621 if (state == QLCNIC_DEV_READY) {
3622 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3623 QLCNIC_DEV_NEED_RESET);
3624 adapter->flags |= QLCNIC_FW_RESET_OWNER;
3625 QLCDB(adapter, DRV, "NEED_RESET state set\n");
3626 qlcnic_idc_debug_info(adapter, 0);
3629 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3630 QLCNIC_DEV_NPAR_NON_OPER);
3631 qlcnic_api_unlock(adapter);
3634 /* Transit to NPAR READY state from NPAR NOT READY state */
3636 qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter)
3638 if (qlcnic_api_lock(adapter))
3641 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3642 QLCNIC_DEV_NPAR_OPER);
3643 QLCDB(adapter, DRV, "NPAR operational state set\n");
3645 qlcnic_api_unlock(adapter);
3648 void qlcnic_schedule_work(struct qlcnic_adapter *adapter,
3649 work_func_t func, int delay)
3651 if (test_bit(__QLCNIC_AER, &adapter->state))
3654 INIT_DELAYED_WORK(&adapter->fw_work, func);
3655 queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work,
3656 round_jiffies_relative(delay));
3660 qlcnic_attach_work(struct work_struct *work)
3662 struct qlcnic_adapter *adapter = container_of(work,
3663 struct qlcnic_adapter, fw_work.work);
3664 struct net_device *netdev = adapter->netdev;
3667 if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) {
3668 npar_state = QLC_SHARED_REG_RD32(adapter,
3669 QLCNIC_CRB_DEV_NPAR_STATE);
3670 if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO)
3671 qlcnic_clr_all_drv_state(adapter, 0);
3672 else if (npar_state != QLCNIC_DEV_NPAR_OPER)
3673 qlcnic_schedule_work(adapter, qlcnic_attach_work,
3677 QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n");
3681 qlcnic_dcb_get_info(adapter->dcb);
3683 if (netif_running(netdev)) {
3684 if (qlcnic_up(adapter, netdev))
3687 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3691 netif_device_attach(netdev);
3692 adapter->fw_fail_cnt = 0;
3693 adapter->flags &= ~QLCNIC_FW_HANG;
3694 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3695 if (adapter->portnum == 0)
3696 qlcnic_set_drv_version(adapter);
3698 if (!qlcnic_clr_drv_state(adapter))
3699 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
3704 qlcnic_check_health(struct qlcnic_adapter *adapter)
3706 struct qlcnic_hardware_context *ahw = adapter->ahw;
3707 struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump;
3708 u32 state = 0, heartbeat;
3712 if (qlcnic_check_temp(adapter))
3715 if (adapter->need_fw_reset)
3716 qlcnic_dev_request_reset(adapter, 0);
3718 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3719 if (state == QLCNIC_DEV_NEED_RESET) {
3720 qlcnic_set_npar_non_operational(adapter);
3721 adapter->need_fw_reset = 1;
3722 } else if (state == QLCNIC_DEV_NEED_QUISCENT)
3725 heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER);
3726 if (heartbeat != adapter->heartbeat) {
3727 adapter->heartbeat = heartbeat;
3728 adapter->fw_fail_cnt = 0;
3729 if (adapter->need_fw_reset)
3732 if (ahw->reset_context && qlcnic_auto_fw_reset)
3733 qlcnic_reset_hw_context(adapter);
3738 if (++adapter->fw_fail_cnt < FW_FAIL_THRESH)
3741 adapter->flags |= QLCNIC_FW_HANG;
3743 qlcnic_dev_request_reset(adapter, 0);
3745 if (qlcnic_auto_fw_reset)
3746 clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
3748 dev_err(&adapter->pdev->dev, "firmware hang detected\n");
3749 peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
3750 dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n"
3751 "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n"
3752 "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n"
3753 "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n"
3754 "PEG_NET_4_PC: 0x%x\n",
3756 QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2),
3757 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c, &err),
3758 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c, &err),
3759 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c, &err),
3760 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c, &err),
3761 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c, &err));
3762 if (QLCNIC_FWERROR_CODE(peg_status) == 0x67)
3763 dev_err(&adapter->pdev->dev,
3764 "Firmware aborted with error code 0x00006700. "
3765 "Device is being reset.\n");
3767 adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state :
3768 QLCNIC_DEV_NEED_RESET;
3770 if (qlcnic_auto_fw_reset && !test_and_set_bit(__QLCNIC_RESETTING,
3773 qlcnic_schedule_work(adapter, qlcnic_detach_work, 0);
3774 QLCDB(adapter, DRV, "fw recovery scheduled.\n");
3775 } else if (!qlcnic_auto_fw_reset && fw_dump->enable &&
3776 adapter->flags & QLCNIC_FW_RESET_OWNER) {
3777 qlcnic_dump_fw(adapter);
3783 void qlcnic_fw_poll_work(struct work_struct *work)
3785 struct qlcnic_adapter *adapter = container_of(work,
3786 struct qlcnic_adapter, fw_work.work);
3788 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
3792 if (qlcnic_check_health(adapter))
3795 if (adapter->fhash.fnum)
3796 qlcnic_prune_lb_filters(adapter);
3799 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY);
3802 static int qlcnic_is_first_func(struct pci_dev *pdev)
3804 struct pci_dev *oth_pdev;
3805 int val = pdev->devfn;
3808 oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr
3809 (pdev->bus), pdev->bus->number,
3810 PCI_DEVFN(PCI_SLOT(pdev->devfn), val));
3814 if (oth_pdev->current_state != PCI_D3cold) {
3815 pci_dev_put(oth_pdev);
3818 pci_dev_put(oth_pdev);
3823 static int qlcnic_attach_func(struct pci_dev *pdev)
3825 int err, first_func;
3826 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3827 struct net_device *netdev = adapter->netdev;
3829 pdev->error_state = pci_channel_io_normal;
3831 err = pci_enable_device(pdev);
3835 pci_set_master(pdev);
3836 pci_restore_state(pdev);
3838 first_func = qlcnic_is_first_func(pdev);
3840 if (qlcnic_api_lock(adapter))
3843 if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) {
3844 adapter->need_fw_reset = 1;
3845 set_bit(__QLCNIC_START_FW, &adapter->state);
3846 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3847 QLCNIC_DEV_INITIALIZING);
3848 QLCDB(adapter, DRV, "Restarting fw\n");
3850 qlcnic_api_unlock(adapter);
3852 err = qlcnic_start_firmware(adapter);
3856 qlcnic_clr_drv_state(adapter);
3857 kfree(adapter->msix_entries);
3858 adapter->msix_entries = NULL;
3859 err = qlcnic_setup_intr(adapter);
3862 kfree(adapter->msix_entries);
3863 netdev_err(netdev, "failed to setup interrupt\n");
3867 if (netif_running(netdev)) {
3868 err = qlcnic_attach(adapter);
3870 qlcnic_clr_all_drv_state(adapter, 1);
3871 clear_bit(__QLCNIC_AER, &adapter->state);
3872 netif_device_attach(netdev);
3876 err = qlcnic_up(adapter, netdev);
3880 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3883 netif_device_attach(netdev);
3887 static pci_ers_result_t qlcnic_82xx_io_error_detected(struct pci_dev *pdev,
3888 pci_channel_state_t state)
3890 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3891 struct net_device *netdev = adapter->netdev;
3893 if (state == pci_channel_io_perm_failure)
3894 return PCI_ERS_RESULT_DISCONNECT;
3896 if (state == pci_channel_io_normal)
3897 return PCI_ERS_RESULT_RECOVERED;
3899 set_bit(__QLCNIC_AER, &adapter->state);
3900 netif_device_detach(netdev);
3902 cancel_delayed_work_sync(&adapter->fw_work);
3904 if (netif_running(netdev))
3905 qlcnic_down(adapter, netdev);
3907 qlcnic_detach(adapter);
3908 qlcnic_teardown_intr(adapter);
3910 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3912 pci_save_state(pdev);
3913 pci_disable_device(pdev);
3915 return PCI_ERS_RESULT_NEED_RESET;
3918 static pci_ers_result_t qlcnic_82xx_io_slot_reset(struct pci_dev *pdev)
3920 pci_ers_result_t res;
3923 res = qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT :
3924 PCI_ERS_RESULT_RECOVERED;
3930 static void qlcnic_82xx_io_resume(struct pci_dev *pdev)
3933 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3935 pci_cleanup_aer_uncorrect_error_status(pdev);
3936 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3937 if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER,
3939 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
3943 static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev,
3944 pci_channel_state_t state)
3946 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3947 struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops;
3949 if (hw_ops->io_error_detected) {
3950 return hw_ops->io_error_detected(pdev, state);
3952 dev_err(&pdev->dev, "AER error_detected handler not registered.\n");
3953 return PCI_ERS_RESULT_DISCONNECT;
3957 static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev)
3959 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3960 struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops;
3962 if (hw_ops->io_slot_reset) {
3963 return hw_ops->io_slot_reset(pdev);
3965 dev_err(&pdev->dev, "AER slot_reset handler not registered.\n");
3966 return PCI_ERS_RESULT_DISCONNECT;
3970 static void qlcnic_io_resume(struct pci_dev *pdev)
3972 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3973 struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops;
3975 if (hw_ops->io_resume)
3976 hw_ops->io_resume(pdev);
3978 dev_err(&pdev->dev, "AER resume handler not registered.\n");
3983 qlcnicvf_start_firmware(struct qlcnic_adapter *adapter)
3987 err = qlcnic_can_start_firmware(adapter);
3991 err = qlcnic_check_npar_opertional(adapter);
3995 err = qlcnic_initialize_nic(adapter);
3999 qlcnic_check_options(adapter);
4001 err = qlcnic_set_eswitch_port_config(adapter);
4005 adapter->need_fw_reset = 0;
4010 int qlcnic_validate_rings(struct qlcnic_adapter *adapter, __u32 ring_cnt,
4013 struct net_device *netdev = adapter->netdev;
4014 u8 max_hw_rings = 0;
4018 if (queue_type == QLCNIC_RX_QUEUE) {
4019 max_hw_rings = adapter->max_sds_rings;
4020 cur_rings = adapter->drv_sds_rings;
4022 } else if (queue_type == QLCNIC_TX_QUEUE) {
4023 max_hw_rings = adapter->max_tx_rings;
4024 cur_rings = adapter->drv_tx_rings;
4028 if (!is_power_of_2(ring_cnt)) {
4029 netdev_err(netdev, "%s rings value should be a power of 2\n",
4034 if (qlcnic_82xx_check(adapter) && (queue_type == QLCNIC_TX_QUEUE) &&
4035 !qlcnic_check_multi_tx(adapter)) {
4036 netdev_err(netdev, "No Multi Tx queue support\n");
4040 if (ring_cnt > num_online_cpus()) {
4042 "%s value[%u] should not be higher than, number of online CPUs\n",
4043 buf, num_online_cpus());
4050 int qlcnic_setup_rings(struct qlcnic_adapter *adapter)
4052 struct net_device *netdev = adapter->netdev;
4053 u8 tx_rings, rx_rings;
4056 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
4059 tx_rings = adapter->drv_tss_rings;
4060 rx_rings = adapter->drv_rss_rings;
4062 netif_device_detach(netdev);
4064 err = qlcnic_set_real_num_queues(adapter, tx_rings, rx_rings);
4068 if (netif_running(netdev))
4069 __qlcnic_down(adapter, netdev);
4071 qlcnic_detach(adapter);
4073 if (qlcnic_83xx_check(adapter)) {
4074 qlcnic_83xx_free_mbx_intr(adapter);
4075 qlcnic_83xx_enable_mbx_poll(adapter);
4078 qlcnic_teardown_intr(adapter);
4080 err = qlcnic_setup_intr(adapter);
4082 kfree(adapter->msix_entries);
4083 netdev_err(netdev, "failed to setup interrupt\n");
4087 /* Check if we need to update real_num_{tx|rx}_queues because
4088 * qlcnic_setup_intr() may change Tx/Rx rings size
4090 if ((tx_rings != adapter->drv_tx_rings) ||
4091 (rx_rings != adapter->drv_sds_rings)) {
4092 err = qlcnic_set_real_num_queues(adapter,
4093 adapter->drv_tx_rings,
4094 adapter->drv_sds_rings);
4099 if (qlcnic_83xx_check(adapter)) {
4100 qlcnic_83xx_initialize_nic(adapter, 1);
4101 err = qlcnic_83xx_setup_mbx_intr(adapter);
4102 qlcnic_83xx_disable_mbx_poll(adapter);
4104 dev_err(&adapter->pdev->dev,
4105 "failed to setup mbx interrupt\n");
4110 if (netif_running(netdev)) {
4111 err = qlcnic_attach(adapter);
4114 err = __qlcnic_up(adapter, netdev);
4117 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
4120 netif_device_attach(netdev);
4121 clear_bit(__QLCNIC_RESETTING, &adapter->state);
4127 #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
4130 qlcnic_config_indev_addr(struct qlcnic_adapter *adapter,
4131 struct net_device *dev, unsigned long event)
4133 struct in_device *indev;
4135 indev = in_dev_get(dev);
4142 qlcnic_config_ipaddr(adapter,
4143 ifa->ifa_address, QLCNIC_IP_UP);
4146 qlcnic_config_ipaddr(adapter,
4147 ifa->ifa_address, QLCNIC_IP_DOWN);
4152 } endfor_ifa(indev);
4157 void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event)
4159 struct qlcnic_adapter *adapter = netdev_priv(netdev);
4160 struct net_device *dev;
4163 qlcnic_config_indev_addr(adapter, netdev, event);
4166 for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) {
4167 dev = __vlan_find_dev_deep_rcu(netdev, htons(ETH_P_8021Q), vid);
4170 qlcnic_config_indev_addr(adapter, dev, event);
4175 static int qlcnic_netdev_event(struct notifier_block *this,
4176 unsigned long event, void *ptr)
4178 struct qlcnic_adapter *adapter;
4179 struct net_device *dev = netdev_notifier_info_to_dev(ptr);
4185 if (is_vlan_dev(dev)) {
4186 dev = vlan_dev_real_dev(dev);
4190 if (!is_qlcnic_netdev(dev))
4193 adapter = netdev_priv(dev);
4198 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
4201 qlcnic_config_indev_addr(adapter, dev, event);
4207 qlcnic_inetaddr_event(struct notifier_block *this,
4208 unsigned long event, void *ptr)
4210 struct qlcnic_adapter *adapter;
4211 struct net_device *dev;
4213 struct in_ifaddr *ifa = (struct in_ifaddr *)ptr;
4215 dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL;
4221 if (is_vlan_dev(dev)) {
4222 dev = vlan_dev_real_dev(dev);
4226 if (!is_qlcnic_netdev(dev))
4229 adapter = netdev_priv(dev);
4234 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
4239 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP);
4243 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN);
4254 static struct notifier_block qlcnic_netdev_cb = {
4255 .notifier_call = qlcnic_netdev_event,
4258 static struct notifier_block qlcnic_inetaddr_cb = {
4259 .notifier_call = qlcnic_inetaddr_event,
4262 void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event)
4265 static const struct pci_error_handlers qlcnic_err_handler = {
4266 .error_detected = qlcnic_io_error_detected,
4267 .slot_reset = qlcnic_io_slot_reset,
4268 .resume = qlcnic_io_resume,
4271 static struct pci_driver qlcnic_driver = {
4272 .name = qlcnic_driver_name,
4273 .id_table = qlcnic_pci_tbl,
4274 .probe = qlcnic_probe,
4275 .remove = qlcnic_remove,
4277 .suspend = qlcnic_suspend,
4278 .resume = qlcnic_resume,
4280 .shutdown = qlcnic_shutdown,
4281 .err_handler = &qlcnic_err_handler,
4282 #ifdef CONFIG_QLCNIC_SRIOV
4283 .sriov_configure = qlcnic_pci_sriov_configure,
4288 static int __init qlcnic_init_module(void)
4292 printk(KERN_INFO "%s\n", qlcnic_driver_string);
4295 register_netdevice_notifier(&qlcnic_netdev_cb);
4296 register_inetaddr_notifier(&qlcnic_inetaddr_cb);
4299 ret = pci_register_driver(&qlcnic_driver);
4302 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
4303 unregister_netdevice_notifier(&qlcnic_netdev_cb);
4310 module_init(qlcnic_init_module);
4312 static void __exit qlcnic_exit_module(void)
4314 pci_unregister_driver(&qlcnic_driver);
4317 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
4318 unregister_netdevice_notifier(&qlcnic_netdev_cb);
4322 module_exit(qlcnic_exit_module);