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 #ifdef CONFIG_QLCNIC_VXLAN
20 #include <net/vxlan.h>
24 #include "qlcnic_sriov.h"
25 #include "qlcnic_hw.h"
27 MODULE_DESCRIPTION("QLogic 1/10 GbE Converged/Intelligent Ethernet Driver");
28 MODULE_LICENSE("GPL");
29 MODULE_VERSION(QLCNIC_LINUX_VERSIONID);
30 MODULE_FIRMWARE(QLCNIC_UNIFIED_ROMIMAGE_NAME);
32 char qlcnic_driver_name[] = "qlcnic";
33 static const char qlcnic_driver_string[] = "QLogic 1/10 GbE "
34 "Converged/Intelligent Ethernet Driver v" QLCNIC_LINUX_VERSIONID;
36 static int qlcnic_mac_learn;
37 module_param(qlcnic_mac_learn, int, 0444);
38 MODULE_PARM_DESC(qlcnic_mac_learn,
39 "Mac Filter (0=learning is disabled, 1=Driver learning is enabled, 2=FDB learning is enabled)");
41 int qlcnic_use_msi = 1;
42 MODULE_PARM_DESC(use_msi, "MSI interrupt (0=disabled, 1=enabled)");
43 module_param_named(use_msi, qlcnic_use_msi, int, 0444);
45 int qlcnic_use_msi_x = 1;
46 MODULE_PARM_DESC(use_msi_x, "MSI-X interrupt (0=disabled, 1=enabled)");
47 module_param_named(use_msi_x, qlcnic_use_msi_x, int, 0444);
49 int qlcnic_auto_fw_reset = 1;
50 MODULE_PARM_DESC(auto_fw_reset, "Auto firmware reset (0=disabled, 1=enabled)");
51 module_param_named(auto_fw_reset, qlcnic_auto_fw_reset, int, 0644);
53 int qlcnic_load_fw_file;
54 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)");
55 module_param_named(load_fw_file, qlcnic_load_fw_file, int, 0444);
57 static int qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent);
58 static void qlcnic_remove(struct pci_dev *pdev);
59 static int qlcnic_open(struct net_device *netdev);
60 static int qlcnic_close(struct net_device *netdev);
61 static void qlcnic_tx_timeout(struct net_device *netdev);
62 static void qlcnic_attach_work(struct work_struct *work);
63 static void qlcnic_fwinit_work(struct work_struct *work);
64 #ifdef CONFIG_NET_POLL_CONTROLLER
65 static void qlcnic_poll_controller(struct net_device *netdev);
68 static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding);
69 static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter);
71 static irqreturn_t qlcnic_tmp_intr(int irq, void *data);
72 static irqreturn_t qlcnic_intr(int irq, void *data);
73 static irqreturn_t qlcnic_msi_intr(int irq, void *data);
74 static irqreturn_t qlcnic_msix_intr(int irq, void *data);
75 static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data);
77 static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev);
78 static int qlcnic_start_firmware(struct qlcnic_adapter *);
80 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter);
81 static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter *);
82 static int qlcnicvf_start_firmware(struct qlcnic_adapter *);
83 static int qlcnic_vlan_rx_add(struct net_device *, __be16, u16);
84 static int qlcnic_vlan_rx_del(struct net_device *, __be16, u16);
86 static int qlcnic_82xx_setup_intr(struct qlcnic_adapter *);
87 static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *, u32);
88 static irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *);
89 static pci_ers_result_t qlcnic_82xx_io_slot_reset(struct pci_dev *);
90 static int qlcnic_82xx_start_firmware(struct qlcnic_adapter *);
91 static void qlcnic_82xx_io_resume(struct pci_dev *);
92 static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *);
93 static pci_ers_result_t qlcnic_82xx_io_error_detected(struct pci_dev *,
95 static u32 qlcnic_vlan_tx_check(struct qlcnic_adapter *adapter)
97 struct qlcnic_hardware_context *ahw = adapter->ahw;
99 if (adapter->pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X)
100 return ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX;
105 /* PCI Device ID Table */
106 #define ENTRY(device) \
107 {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \
108 .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0}
110 static const struct pci_device_id qlcnic_pci_tbl[] = {
111 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X),
112 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X),
113 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE834X),
114 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE8830),
115 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE8C30),
116 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE844X),
117 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE844X),
121 MODULE_DEVICE_TABLE(pci, qlcnic_pci_tbl);
124 inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring *tx_ring)
126 writel(tx_ring->producer, tx_ring->crb_cmd_producer);
129 static const u32 msi_tgt_status[8] = {
130 ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1,
131 ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3,
132 ISR_INT_TARGET_STATUS_F4, ISR_INT_TARGET_STATUS_F5,
133 ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7
136 static const u32 qlcnic_reg_tbl[] = {
137 0x1B20A8, /* PEG_HALT_STAT1 */
138 0x1B20AC, /* PEG_HALT_STAT2 */
139 0x1B20B0, /* FW_HEARTBEAT */
140 0x1B2100, /* LOCK ID */
141 0x1B2128, /* FW_CAPABILITIES */
142 0x1B2138, /* drv active */
143 0x1B2140, /* dev state */
144 0x1B2144, /* drv state */
145 0x1B2148, /* drv scratch */
146 0x1B214C, /* dev partition info */
147 0x1B2174, /* drv idc ver */
148 0x1B2150, /* fw version major */
149 0x1B2154, /* fw version minor */
150 0x1B2158, /* fw version sub */
151 0x1B219C, /* npar state */
152 0x1B21FC, /* FW_IMG_VALID */
153 0x1B2250, /* CMD_PEG_STATE */
154 0x1B233C, /* RCV_PEG_STATE */
155 0x1B23B4, /* ASIC TEMP */
156 0x1B216C, /* FW api */
157 0x1B2170, /* drv op mode */
158 0x13C010, /* flash lock */
159 0x13C014, /* flash unlock */
162 static const struct qlcnic_board_info qlcnic_boards[] = {
163 { PCI_VENDOR_ID_QLOGIC,
164 PCI_DEVICE_ID_QLOGIC_QLE844X,
167 "8400 series 10GbE Converged Network Adapter (TCP/IP Networking)" },
168 { PCI_VENDOR_ID_QLOGIC,
169 PCI_DEVICE_ID_QLOGIC_QLE834X,
170 PCI_VENDOR_ID_QLOGIC,
172 "8300 Series Dual Port 10GbE Converged Network Adapter "
173 "(TCP/IP Networking)" },
174 { PCI_VENDOR_ID_QLOGIC,
175 PCI_DEVICE_ID_QLOGIC_QLE834X,
176 PCI_VENDOR_ID_QLOGIC,
178 "8300 Series Single Port 10GbE Converged Network Adapter "
179 "(TCP/IP Networking)" },
180 { PCI_VENDOR_ID_QLOGIC,
181 PCI_DEVICE_ID_QLOGIC_QLE834X,
182 PCI_VENDOR_ID_QLOGIC,
184 "8300 Series Dual Port 10GbE Converged Network Adapter "
185 "(TCP/IP Networking)" },
186 { PCI_VENDOR_ID_QLOGIC,
187 PCI_DEVICE_ID_QLOGIC_QLE834X,
188 PCI_VENDOR_ID_QLOGIC,
190 "8300 Series Dual Port 10GbE Converged Network Adapter "
191 "(TCP/IP Networking)" },
192 { PCI_VENDOR_ID_QLOGIC,
193 PCI_DEVICE_ID_QLOGIC_QLE834X,
194 PCI_VENDOR_ID_QLOGIC,
196 "8300 Series Dual Port 10GbE Converged Network Adapter "
197 "(TCP/IP Networking)" },
198 { PCI_VENDOR_ID_QLOGIC,
199 PCI_DEVICE_ID_QLOGIC_QLE834X,
200 PCI_VENDOR_ID_QLOGIC,
202 "8300 Series Dual Port 10GbE Converged Network Adapter "
203 "(TCP/IP Networking)" },
204 { PCI_VENDOR_ID_QLOGIC,
205 PCI_DEVICE_ID_QLOGIC_QLE834X,
206 PCI_VENDOR_ID_QLOGIC,
208 "8300 Series Dual Port 10GbE Converged Network Adapter "
209 "(TCP/IP Networking)" },
210 { PCI_VENDOR_ID_QLOGIC,
211 PCI_DEVICE_ID_QLOGIC_QLE834X,
212 PCI_VENDOR_ID_QLOGIC,
214 "8300 Series Single Port 10GbE Converged Network Adapter "
215 "(TCP/IP Networking)" },
216 { PCI_VENDOR_ID_QLOGIC,
217 PCI_DEVICE_ID_QLOGIC_QLE834X,
218 PCI_VENDOR_ID_QLOGIC,
220 "8300 Series Dual Port 10GbE Converged Network Adapter "
221 "(TCP/IP Networking)" },
222 { PCI_VENDOR_ID_QLOGIC,
223 PCI_DEVICE_ID_QLOGIC_QLE834X,
224 PCI_VENDOR_ID_QLOGIC,
226 "8300 Series Dual Port 10GbE Converged Network Adapter "
227 "(TCP/IP Networking)" },
228 { PCI_VENDOR_ID_QLOGIC,
229 PCI_DEVICE_ID_QLOGIC_QLE834X,
230 0x0, 0x0, "8300 Series 1/10GbE Controller" },
231 { PCI_VENDOR_ID_QLOGIC,
232 PCI_DEVICE_ID_QLOGIC_QLE8830,
235 "8830 Series 1/10GbE Controller" },
236 { PCI_VENDOR_ID_QLOGIC,
237 PCI_DEVICE_ID_QLOGIC_QLE824X,
238 PCI_VENDOR_ID_QLOGIC,
240 "8200 Series Single Port 10GbE Converged Network Adapter"
241 "(TCP/IP Networking)" },
242 { PCI_VENDOR_ID_QLOGIC,
243 PCI_DEVICE_ID_QLOGIC_QLE824X,
244 PCI_VENDOR_ID_QLOGIC,
246 "8200 Series Dual Port 10GbE Converged Network Adapter"
247 "(TCP/IP Networking)" },
248 { PCI_VENDOR_ID_QLOGIC,
249 PCI_DEVICE_ID_QLOGIC_QLE824X,
250 PCI_VENDOR_ID_QLOGIC,
252 "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter" },
253 { PCI_VENDOR_ID_QLOGIC,
254 PCI_DEVICE_ID_QLOGIC_QLE824X,
255 PCI_VENDOR_ID_QLOGIC,
257 "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter" },
258 { PCI_VENDOR_ID_QLOGIC,
259 PCI_DEVICE_ID_QLOGIC_QLE824X,
260 PCI_VENDOR_ID_QLOGIC,
262 "3200 Series Single Port 10Gb Intelligent Ethernet Adapter" },
263 { PCI_VENDOR_ID_QLOGIC,
264 PCI_DEVICE_ID_QLOGIC_QLE824X,
266 "NC523SFP 10Gb 2-port Server Adapter" },
267 { PCI_VENDOR_ID_QLOGIC,
268 PCI_DEVICE_ID_QLOGIC_QLE824X,
270 "CN1000Q Dual Port Converged Network Adapter" },
271 { PCI_VENDOR_ID_QLOGIC,
272 PCI_DEVICE_ID_QLOGIC_QLE824X,
273 PCI_VENDOR_ID_QLOGIC,
275 "QME8242-k 10GbE Dual Port Mezzanine Card" },
276 { PCI_VENDOR_ID_QLOGIC,
277 PCI_DEVICE_ID_QLOGIC_QLE824X,
278 0x0, 0x0, "cLOM8214 1/10GbE Controller" },
281 #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards)
284 struct qlcnic_legacy_intr_set legacy_intr[] = QLCNIC_LEGACY_INTR_CONFIG;
286 int qlcnic_alloc_sds_rings(struct qlcnic_recv_context *recv_ctx, int count)
288 int size = sizeof(struct qlcnic_host_sds_ring) * count;
290 recv_ctx->sds_rings = kzalloc(size, GFP_KERNEL);
292 return recv_ctx->sds_rings == NULL;
295 void qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx)
297 kfree(recv_ctx->sds_rings);
298 recv_ctx->sds_rings = NULL;
301 int qlcnic_read_mac_addr(struct qlcnic_adapter *adapter)
303 struct net_device *netdev = adapter->netdev;
304 struct pci_dev *pdev = adapter->pdev;
305 u8 mac_addr[ETH_ALEN];
308 ret = qlcnic_get_mac_address(adapter, mac_addr,
309 adapter->ahw->pci_func);
313 memcpy(netdev->dev_addr, mac_addr, ETH_ALEN);
314 memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len);
316 /* set station address */
318 if (!is_valid_ether_addr(netdev->dev_addr))
319 dev_warn(&pdev->dev, "Bad MAC address %pM.\n",
325 static void qlcnic_delete_adapter_mac(struct qlcnic_adapter *adapter)
327 struct qlcnic_mac_vlan_list *cur;
328 struct list_head *head;
330 list_for_each(head, &adapter->mac_list) {
331 cur = list_entry(head, struct qlcnic_mac_vlan_list, list);
332 if (ether_addr_equal_unaligned(adapter->mac_addr, cur->mac_addr)) {
333 qlcnic_sre_macaddr_change(adapter, cur->mac_addr,
335 list_del(&cur->list);
342 static int qlcnic_set_mac(struct net_device *netdev, void *p)
344 struct qlcnic_adapter *adapter = netdev_priv(netdev);
345 struct sockaddr *addr = p;
347 if (qlcnic_sriov_vf_check(adapter))
350 if ((adapter->flags & QLCNIC_MAC_OVERRIDE_DISABLED))
353 if (!is_valid_ether_addr(addr->sa_data))
356 if (ether_addr_equal_unaligned(adapter->mac_addr, addr->sa_data) &&
357 ether_addr_equal_unaligned(netdev->dev_addr, addr->sa_data))
360 if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
361 netif_device_detach(netdev);
362 qlcnic_napi_disable(adapter);
365 qlcnic_delete_adapter_mac(adapter);
366 memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len);
367 memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
368 qlcnic_set_multi(adapter->netdev);
370 if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
371 netif_device_attach(netdev);
372 qlcnic_napi_enable(adapter);
377 static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
378 struct net_device *netdev,
379 const unsigned char *addr, u16 vid)
381 struct qlcnic_adapter *adapter = netdev_priv(netdev);
382 int err = -EOPNOTSUPP;
384 if (!adapter->fdb_mac_learn)
385 return ndo_dflt_fdb_del(ndm, tb, netdev, addr, vid);
387 if ((adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
388 qlcnic_sriov_check(adapter)) {
389 if (is_unicast_ether_addr(addr)) {
390 err = dev_uc_del(netdev, addr);
392 err = qlcnic_nic_del_mac(adapter, addr);
393 } else if (is_multicast_ether_addr(addr)) {
394 err = dev_mc_del(netdev, addr);
402 static int qlcnic_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
403 struct net_device *netdev,
404 const unsigned char *addr, u16 vid, u16 flags)
406 struct qlcnic_adapter *adapter = netdev_priv(netdev);
409 if (!adapter->fdb_mac_learn)
410 return ndo_dflt_fdb_add(ndm, tb, netdev, addr, vid, flags);
412 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) &&
413 !qlcnic_sriov_check(adapter)) {
414 pr_info("%s: FDB e-switch is not enabled\n", __func__);
418 if (ether_addr_equal(addr, adapter->mac_addr))
421 if (is_unicast_ether_addr(addr)) {
422 if (netdev_uc_count(netdev) < adapter->ahw->max_uc_count)
423 err = dev_uc_add_excl(netdev, addr);
426 } else if (is_multicast_ether_addr(addr)) {
427 err = dev_mc_add_excl(netdev, addr);
435 static int qlcnic_fdb_dump(struct sk_buff *skb, struct netlink_callback *ncb,
436 struct net_device *netdev,
437 struct net_device *filter_dev, int idx)
439 struct qlcnic_adapter *adapter = netdev_priv(netdev);
441 if (!adapter->fdb_mac_learn)
442 return ndo_dflt_fdb_dump(skb, ncb, netdev, filter_dev, idx);
444 if ((adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
445 qlcnic_sriov_check(adapter))
446 idx = ndo_dflt_fdb_dump(skb, ncb, netdev, filter_dev, idx);
451 static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter *adapter)
453 while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
454 usleep_range(10000, 11000);
456 if (!adapter->fw_work.work.func)
459 cancel_delayed_work_sync(&adapter->fw_work);
462 static int qlcnic_get_phys_port_id(struct net_device *netdev,
463 struct netdev_phys_item_id *ppid)
465 struct qlcnic_adapter *adapter = netdev_priv(netdev);
466 struct qlcnic_hardware_context *ahw = adapter->ahw;
468 if (!(adapter->flags & QLCNIC_HAS_PHYS_PORT_ID))
471 ppid->id_len = sizeof(ahw->phys_port_id);
472 memcpy(ppid->id, ahw->phys_port_id, ppid->id_len);
477 #ifdef CONFIG_QLCNIC_VXLAN
478 static void qlcnic_add_vxlan_port(struct net_device *netdev,
479 sa_family_t sa_family, __be16 port)
481 struct qlcnic_adapter *adapter = netdev_priv(netdev);
482 struct qlcnic_hardware_context *ahw = adapter->ahw;
484 /* Adapter supports only one VXLAN port. Use very first port
485 * for enabling offload
487 if (!qlcnic_encap_rx_offload(adapter))
489 if (!ahw->vxlan_port_count) {
490 ahw->vxlan_port_count = 1;
491 ahw->vxlan_port = ntohs(port);
492 adapter->flags |= QLCNIC_ADD_VXLAN_PORT;
495 if (ahw->vxlan_port == ntohs(port))
496 ahw->vxlan_port_count++;
500 static void qlcnic_del_vxlan_port(struct net_device *netdev,
501 sa_family_t sa_family, __be16 port)
503 struct qlcnic_adapter *adapter = netdev_priv(netdev);
504 struct qlcnic_hardware_context *ahw = adapter->ahw;
506 if (!qlcnic_encap_rx_offload(adapter) || !ahw->vxlan_port_count ||
507 (ahw->vxlan_port != ntohs(port)))
510 ahw->vxlan_port_count--;
511 if (!ahw->vxlan_port_count)
512 adapter->flags |= QLCNIC_DEL_VXLAN_PORT;
515 static netdev_features_t qlcnic_features_check(struct sk_buff *skb,
516 struct net_device *dev,
517 netdev_features_t features)
519 features = vlan_features_check(skb, features);
520 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 #ifdef CONFIG_QLCNIC_VXLAN
543 .ndo_add_vxlan_port = qlcnic_add_vxlan_port,
544 .ndo_del_vxlan_port = qlcnic_del_vxlan_port,
545 .ndo_features_check = qlcnic_features_check,
547 #ifdef CONFIG_NET_POLL_CONTROLLER
548 .ndo_poll_controller = qlcnic_poll_controller,
550 #ifdef CONFIG_QLCNIC_SRIOV
551 .ndo_set_vf_mac = qlcnic_sriov_set_vf_mac,
552 .ndo_set_vf_rate = qlcnic_sriov_set_vf_tx_rate,
553 .ndo_get_vf_config = qlcnic_sriov_get_vf_config,
554 .ndo_set_vf_vlan = qlcnic_sriov_set_vf_vlan,
555 .ndo_set_vf_spoofchk = qlcnic_sriov_set_vf_spoofchk,
559 static const struct net_device_ops qlcnic_netdev_failed_ops = {
560 .ndo_open = qlcnic_open,
563 static struct qlcnic_nic_template qlcnic_ops = {
564 .config_bridged_mode = qlcnic_config_bridged_mode,
565 .config_led = qlcnic_82xx_config_led,
566 .start_firmware = qlcnic_82xx_start_firmware,
567 .request_reset = qlcnic_82xx_dev_request_reset,
568 .cancel_idc_work = qlcnic_82xx_cancel_idc_work,
569 .napi_add = qlcnic_82xx_napi_add,
570 .napi_del = qlcnic_82xx_napi_del,
571 .config_ipaddr = qlcnic_82xx_config_ipaddr,
572 .shutdown = qlcnic_82xx_shutdown,
573 .resume = qlcnic_82xx_resume,
574 .clear_legacy_intr = qlcnic_82xx_clear_legacy_intr,
577 struct qlcnic_nic_template qlcnic_vf_ops = {
578 .config_bridged_mode = qlcnicvf_config_bridged_mode,
579 .config_led = qlcnicvf_config_led,
580 .start_firmware = qlcnicvf_start_firmware
583 static struct qlcnic_hardware_ops qlcnic_hw_ops = {
584 .read_crb = qlcnic_82xx_read_crb,
585 .write_crb = qlcnic_82xx_write_crb,
586 .read_reg = qlcnic_82xx_hw_read_wx_2M,
587 .write_reg = qlcnic_82xx_hw_write_wx_2M,
588 .get_mac_address = qlcnic_82xx_get_mac_address,
589 .setup_intr = qlcnic_82xx_setup_intr,
590 .alloc_mbx_args = qlcnic_82xx_alloc_mbx_args,
591 .mbx_cmd = qlcnic_82xx_issue_cmd,
592 .get_func_no = qlcnic_82xx_get_func_no,
593 .api_lock = qlcnic_82xx_api_lock,
594 .api_unlock = qlcnic_82xx_api_unlock,
595 .add_sysfs = qlcnic_82xx_add_sysfs,
596 .remove_sysfs = qlcnic_82xx_remove_sysfs,
597 .process_lb_rcv_ring_diag = qlcnic_82xx_process_rcv_ring_diag,
598 .create_rx_ctx = qlcnic_82xx_fw_cmd_create_rx_ctx,
599 .create_tx_ctx = qlcnic_82xx_fw_cmd_create_tx_ctx,
600 .del_rx_ctx = qlcnic_82xx_fw_cmd_del_rx_ctx,
601 .del_tx_ctx = qlcnic_82xx_fw_cmd_del_tx_ctx,
602 .setup_link_event = qlcnic_82xx_linkevent_request,
603 .get_nic_info = qlcnic_82xx_get_nic_info,
604 .get_pci_info = qlcnic_82xx_get_pci_info,
605 .set_nic_info = qlcnic_82xx_set_nic_info,
606 .change_macvlan = qlcnic_82xx_sre_macaddr_change,
607 .napi_enable = qlcnic_82xx_napi_enable,
608 .napi_disable = qlcnic_82xx_napi_disable,
609 .config_intr_coal = qlcnic_82xx_config_intr_coalesce,
610 .config_rss = qlcnic_82xx_config_rss,
611 .config_hw_lro = qlcnic_82xx_config_hw_lro,
612 .config_loopback = qlcnic_82xx_set_lb_mode,
613 .clear_loopback = qlcnic_82xx_clear_lb_mode,
614 .config_promisc_mode = qlcnic_82xx_nic_set_promisc,
615 .change_l2_filter = qlcnic_82xx_change_filter,
616 .get_board_info = qlcnic_82xx_get_board_info,
617 .set_mac_filter_count = qlcnic_82xx_set_mac_filter_count,
618 .free_mac_list = qlcnic_82xx_free_mac_list,
619 .read_phys_port_id = qlcnic_82xx_read_phys_port_id,
620 .io_error_detected = qlcnic_82xx_io_error_detected,
621 .io_slot_reset = qlcnic_82xx_io_slot_reset,
622 .io_resume = qlcnic_82xx_io_resume,
623 .get_beacon_state = qlcnic_82xx_get_beacon_state,
624 .enable_sds_intr = qlcnic_82xx_enable_sds_intr,
625 .disable_sds_intr = qlcnic_82xx_disable_sds_intr,
626 .enable_tx_intr = qlcnic_82xx_enable_tx_intr,
627 .disable_tx_intr = qlcnic_82xx_disable_tx_intr,
628 .get_saved_state = qlcnic_82xx_get_saved_state,
629 .set_saved_state = qlcnic_82xx_set_saved_state,
630 .cache_tmpl_hdr_values = qlcnic_82xx_cache_tmpl_hdr_values,
631 .get_cap_size = qlcnic_82xx_get_cap_size,
632 .set_sys_info = qlcnic_82xx_set_sys_info,
633 .store_cap_mask = qlcnic_82xx_store_cap_mask,
636 static int qlcnic_check_multi_tx_capability(struct qlcnic_adapter *adapter)
638 struct qlcnic_hardware_context *ahw = adapter->ahw;
640 if (qlcnic_82xx_check(adapter) &&
641 (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_2_MULTI_TX)) {
642 test_and_set_bit(__QLCNIC_MULTI_TX_UNIQUE, &adapter->state);
649 static int qlcnic_max_rings(struct qlcnic_adapter *adapter, u8 ring_cnt,
652 int num_rings, max_rings = QLCNIC_MAX_SDS_RINGS;
654 if (queue_type == QLCNIC_RX_QUEUE)
655 max_rings = adapter->max_sds_rings;
656 else if (queue_type == QLCNIC_TX_QUEUE)
657 max_rings = adapter->max_tx_rings;
659 num_rings = rounddown_pow_of_two(min_t(int, num_online_cpus(),
662 if (ring_cnt > num_rings)
668 void qlcnic_set_tx_ring_count(struct qlcnic_adapter *adapter, u8 tx_cnt)
670 /* 83xx adapter does not have max_tx_rings intialized in probe */
671 if (adapter->max_tx_rings)
672 adapter->drv_tx_rings = qlcnic_max_rings(adapter, tx_cnt,
675 adapter->drv_tx_rings = tx_cnt;
678 void qlcnic_set_sds_ring_count(struct qlcnic_adapter *adapter, u8 rx_cnt)
680 /* 83xx adapter does not have max_sds_rings intialized in probe */
681 if (adapter->max_sds_rings)
682 adapter->drv_sds_rings = qlcnic_max_rings(adapter, rx_cnt,
685 adapter->drv_sds_rings = rx_cnt;
688 int qlcnic_setup_tss_rss_intr(struct qlcnic_adapter *adapter)
690 struct pci_dev *pdev = adapter->pdev;
691 int num_msix = 0, err = 0, vector;
693 adapter->flags &= ~QLCNIC_TSS_RSS;
695 if (adapter->drv_tss_rings > 0)
696 num_msix += adapter->drv_tss_rings;
698 num_msix += adapter->drv_tx_rings;
700 if (adapter->drv_rss_rings > 0)
701 num_msix += adapter->drv_rss_rings;
703 num_msix += adapter->drv_sds_rings;
705 if (qlcnic_83xx_check(adapter))
708 if (!adapter->msix_entries) {
709 adapter->msix_entries = kcalloc(num_msix,
710 sizeof(struct msix_entry),
712 if (!adapter->msix_entries)
716 for (vector = 0; vector < num_msix; vector++)
717 adapter->msix_entries[vector].entry = vector;
720 err = pci_enable_msix_exact(pdev, adapter->msix_entries, num_msix);
721 if (err == -ENOSPC) {
722 if (!adapter->drv_tss_rings && !adapter->drv_rss_rings)
725 netdev_info(adapter->netdev,
726 "Unable to allocate %d MSI-X vectors, Available vectors %d\n",
729 num_msix = adapter->drv_tx_rings + adapter->drv_sds_rings;
731 /* Set rings to 0 so we can restore original TSS/RSS count */
732 adapter->drv_tss_rings = 0;
733 adapter->drv_rss_rings = 0;
735 if (qlcnic_83xx_check(adapter))
738 netdev_info(adapter->netdev,
739 "Restoring %d Tx, %d SDS rings for total %d vectors.\n",
740 adapter->drv_tx_rings, adapter->drv_sds_rings,
744 } else if (err < 0) {
748 adapter->ahw->num_msix = num_msix;
749 if (adapter->drv_tss_rings > 0)
750 adapter->drv_tx_rings = adapter->drv_tss_rings;
752 if (adapter->drv_rss_rings > 0)
753 adapter->drv_sds_rings = adapter->drv_rss_rings;
758 int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix)
760 struct pci_dev *pdev = adapter->pdev;
763 if (!adapter->msix_entries) {
764 adapter->msix_entries = kcalloc(num_msix,
765 sizeof(struct msix_entry),
767 if (!adapter->msix_entries)
771 adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED);
773 if (adapter->ahw->msix_supported) {
775 for (vector = 0; vector < num_msix; vector++)
776 adapter->msix_entries[vector].entry = vector;
778 err = pci_enable_msix_range(pdev,
779 adapter->msix_entries, 1, num_msix);
781 if (err == num_msix) {
782 adapter->flags |= QLCNIC_MSIX_ENABLED;
783 adapter->ahw->num_msix = num_msix;
784 dev_info(&pdev->dev, "using msi-x interrupts\n");
786 } else if (err > 0) {
787 pci_disable_msix(pdev);
790 "Unable to allocate %d MSI-X vectors, Available vectors %d\n",
793 if (qlcnic_82xx_check(adapter)) {
794 num_msix = rounddown_pow_of_two(err);
795 if (err < QLCNIC_82XX_MINIMUM_VECTOR)
798 num_msix = rounddown_pow_of_two(err - 1);
800 if (err < QLCNIC_83XX_MINIMUM_VECTOR)
804 if (qlcnic_82xx_check(adapter) &&
805 !qlcnic_check_multi_tx(adapter)) {
806 adapter->drv_sds_rings = num_msix;
807 adapter->drv_tx_rings = QLCNIC_SINGLE_RING;
809 /* Distribute vectors equally */
810 adapter->drv_tx_rings = num_msix / 2;
811 adapter->drv_sds_rings = adapter->drv_tx_rings;
816 "Trying to allocate %d MSI-X interrupt vectors\n",
822 "Unable to allocate %d MSI-X vectors, err=%d\n",
831 static int qlcnic_82xx_calculate_msix_vector(struct qlcnic_adapter *adapter)
835 num_msix = adapter->drv_sds_rings;
837 if (qlcnic_check_multi_tx(adapter))
838 num_msix += adapter->drv_tx_rings;
840 num_msix += QLCNIC_SINGLE_RING;
845 static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter)
848 u32 offset, mask_reg;
849 const struct qlcnic_legacy_intr_set *legacy_intrp;
850 struct qlcnic_hardware_context *ahw = adapter->ahw;
851 struct pci_dev *pdev = adapter->pdev;
853 if (qlcnic_use_msi && !pci_enable_msi(pdev)) {
854 adapter->flags |= QLCNIC_MSI_ENABLED;
855 offset = msi_tgt_status[adapter->ahw->pci_func];
856 adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter->ahw,
858 dev_info(&pdev->dev, "using msi interrupts\n");
859 adapter->msix_entries[0].vector = pdev->irq;
863 if (qlcnic_use_msi || qlcnic_use_msi_x)
866 legacy_intrp = &legacy_intr[adapter->ahw->pci_func];
867 adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit;
868 offset = legacy_intrp->tgt_status_reg;
869 adapter->tgt_status_reg = qlcnic_get_ioaddr(ahw, offset);
870 mask_reg = legacy_intrp->tgt_mask_reg;
871 adapter->tgt_mask_reg = qlcnic_get_ioaddr(ahw, mask_reg);
872 adapter->isr_int_vec = qlcnic_get_ioaddr(ahw, ISR_INT_VECTOR);
873 adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG);
874 dev_info(&pdev->dev, "using legacy interrupts\n");
875 adapter->msix_entries[0].vector = pdev->irq;
879 static int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter)
881 int num_msix, err = 0;
883 if (adapter->flags & QLCNIC_TSS_RSS) {
884 err = qlcnic_setup_tss_rss_intr(adapter);
887 num_msix = adapter->ahw->num_msix;
889 num_msix = qlcnic_82xx_calculate_msix_vector(adapter);
891 err = qlcnic_enable_msix(adapter, num_msix);
895 if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) {
896 qlcnic_disable_multi_tx(adapter);
897 adapter->drv_sds_rings = QLCNIC_SINGLE_RING;
899 err = qlcnic_enable_msi_legacy(adapter);
908 int qlcnic_82xx_mq_intrpt(struct qlcnic_adapter *adapter, int op_type)
910 struct qlcnic_hardware_context *ahw = adapter->ahw;
913 if (qlcnic_check_multi_tx(adapter) &&
915 (adapter->flags & QLCNIC_MSIX_ENABLED)) {
916 ahw->intr_tbl = vzalloc(ahw->num_msix *
917 sizeof(struct qlcnic_intrpt_config));
921 for (i = 0; i < ahw->num_msix; i++) {
922 ahw->intr_tbl[i].type = QLCNIC_INTRPT_MSIX;
923 ahw->intr_tbl[i].id = i;
924 ahw->intr_tbl[i].src = 0;
927 err = qlcnic_82xx_config_intrpt(adapter, 1);
929 dev_err(&adapter->pdev->dev,
930 "Failed to configure Interrupt for %d vector\n",
938 void qlcnic_teardown_intr(struct qlcnic_adapter *adapter)
940 if (adapter->flags & QLCNIC_MSIX_ENABLED)
941 pci_disable_msix(adapter->pdev);
942 if (adapter->flags & QLCNIC_MSI_ENABLED)
943 pci_disable_msi(adapter->pdev);
945 kfree(adapter->msix_entries);
946 adapter->msix_entries = NULL;
948 if (adapter->ahw->intr_tbl) {
949 vfree(adapter->ahw->intr_tbl);
950 adapter->ahw->intr_tbl = NULL;
954 static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context *ahw)
956 if (ahw->pci_base0 != NULL)
957 iounmap(ahw->pci_base0);
960 static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter)
962 struct qlcnic_hardware_context *ahw = adapter->ahw;
963 struct qlcnic_pci_info *pci_info;
966 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) {
967 switch (ahw->port_type) {
969 ahw->total_nic_func = QLCNIC_NIU_MAX_GBE_PORTS;
972 ahw->total_nic_func = QLCNIC_NIU_MAX_XG_PORTS;
978 if (ahw->op_mode == QLCNIC_MGMT_FUNC)
981 pci_info = kcalloc(ahw->max_vnic_func, sizeof(*pci_info), GFP_KERNEL);
985 ret = qlcnic_get_pci_info(adapter, pci_info);
990 static bool qlcnic_port_eswitch_cfg_capability(struct qlcnic_adapter *adapter)
994 if (qlcnic_84xx_check(adapter)) {
996 } else if (qlcnic_83xx_check(adapter)) {
997 if (adapter->ahw->extra_capability[0] &
998 QLCNIC_FW_CAPABILITY_2_PER_PORT_ESWITCH_CFG)
1007 int qlcnic_init_pci_info(struct qlcnic_adapter *adapter)
1009 struct qlcnic_hardware_context *ahw = adapter->ahw;
1010 struct qlcnic_pci_info *pci_info;
1011 int i, id = 0, ret = 0, j = 0;
1015 pci_info = kcalloc(ahw->max_vnic_func, sizeof(*pci_info), GFP_KERNEL);
1019 ret = qlcnic_get_pci_info(adapter, pci_info);
1023 act_pci_func = ahw->total_nic_func;
1025 adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) *
1026 act_pci_func, GFP_KERNEL);
1027 if (!adapter->npars) {
1032 adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) *
1033 QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL);
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 #ifdef CONFIG_QLCNIC_VXLAN
2019 if (qlcnic_encap_rx_offload(adapter))
2020 vxlan_get_rx_port(netdev);
2023 adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC;
2027 qlcnic_free_hw_resources(adapter);
2029 qlcnic_free_sw_resources(adapter);
2031 qlcnic_napi_del(adapter);
2035 void qlcnic_detach(struct qlcnic_adapter *adapter)
2037 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
2040 qlcnic_remove_sysfs_entries(adapter);
2042 qlcnic_free_hw_resources(adapter);
2043 qlcnic_release_rx_buffers(adapter);
2044 qlcnic_free_irq(adapter);
2045 qlcnic_napi_del(adapter);
2046 qlcnic_free_sw_resources(adapter);
2051 void qlcnic_diag_free_res(struct net_device *netdev, int drv_sds_rings)
2053 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2054 struct qlcnic_host_sds_ring *sds_ring;
2055 int drv_tx_rings = adapter->drv_tx_rings;
2058 clear_bit(__QLCNIC_DEV_UP, &adapter->state);
2059 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
2060 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
2061 sds_ring = &adapter->recv_ctx->sds_rings[ring];
2062 qlcnic_disable_sds_intr(adapter, sds_ring);
2066 qlcnic_fw_destroy_ctx(adapter);
2068 qlcnic_detach(adapter);
2070 adapter->ahw->diag_test = 0;
2071 adapter->drv_sds_rings = drv_sds_rings;
2072 adapter->drv_tx_rings = drv_tx_rings;
2074 if (qlcnic_attach(adapter))
2077 if (netif_running(netdev))
2078 __qlcnic_up(adapter, netdev);
2080 netif_device_attach(netdev);
2083 static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter)
2085 struct qlcnic_hardware_context *ahw = adapter->ahw;
2088 adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context),
2090 if (!adapter->recv_ctx) {
2095 if (qlcnic_83xx_check(adapter)) {
2096 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX_TX;
2097 ahw->coal.tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US;
2098 ahw->coal.tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS;
2099 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
2100 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
2102 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX;
2103 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
2104 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
2108 memset(&adapter->stats, 0, sizeof(adapter->stats));
2113 static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter)
2115 struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
2117 kfree(adapter->recv_ctx);
2118 adapter->recv_ctx = NULL;
2120 if (fw_dump->tmpl_hdr) {
2121 vfree(fw_dump->tmpl_hdr);
2122 fw_dump->tmpl_hdr = NULL;
2125 if (fw_dump->dma_buffer) {
2126 dma_free_coherent(&adapter->pdev->dev, QLC_PEX_DMA_READ_SIZE,
2127 fw_dump->dma_buffer, fw_dump->phys_addr);
2128 fw_dump->dma_buffer = NULL;
2131 kfree(adapter->ahw->reset.buff);
2132 adapter->ahw->fw_dump.tmpl_hdr = NULL;
2135 int qlcnic_diag_alloc_res(struct net_device *netdev, int test)
2137 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2138 struct qlcnic_host_sds_ring *sds_ring;
2139 struct qlcnic_host_rds_ring *rds_ring;
2143 netif_device_detach(netdev);
2145 if (netif_running(netdev))
2146 __qlcnic_down(adapter, netdev);
2148 qlcnic_detach(adapter);
2150 adapter->drv_sds_rings = QLCNIC_SINGLE_RING;
2151 adapter->ahw->diag_test = test;
2152 adapter->ahw->linkup = 0;
2154 ret = qlcnic_attach(adapter);
2156 netif_device_attach(netdev);
2160 ret = qlcnic_fw_create_ctx(adapter);
2162 qlcnic_detach(adapter);
2163 netif_device_attach(netdev);
2167 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
2168 rds_ring = &adapter->recv_ctx->rds_rings[ring];
2169 qlcnic_post_rx_buffers(adapter, rds_ring, ring);
2172 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
2173 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
2174 sds_ring = &adapter->recv_ctx->sds_rings[ring];
2175 qlcnic_enable_sds_intr(adapter, sds_ring);
2179 if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) {
2180 adapter->ahw->loopback_state = 0;
2181 qlcnic_linkevent_request(adapter, 1);
2184 set_bit(__QLCNIC_DEV_UP, &adapter->state);
2189 /* Reset context in hardware only */
2191 qlcnic_reset_hw_context(struct qlcnic_adapter *adapter)
2193 struct net_device *netdev = adapter->netdev;
2195 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
2198 netif_device_detach(netdev);
2200 qlcnic_down(adapter, netdev);
2202 qlcnic_up(adapter, netdev);
2204 netif_device_attach(netdev);
2206 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2207 netdev_info(adapter->netdev, "%s: soft reset complete\n", __func__);
2212 qlcnic_reset_context(struct qlcnic_adapter *adapter)
2215 struct net_device *netdev = adapter->netdev;
2217 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
2220 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) {
2222 netif_device_detach(netdev);
2224 if (netif_running(netdev))
2225 __qlcnic_down(adapter, netdev);
2227 qlcnic_detach(adapter);
2229 if (netif_running(netdev)) {
2230 err = qlcnic_attach(adapter);
2232 __qlcnic_up(adapter, netdev);
2233 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
2237 netif_device_attach(netdev);
2240 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2244 static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *adapter)
2246 struct qlcnic_hardware_context *ahw = adapter->ahw;
2247 u16 act_pci_fn = ahw->total_nic_func;
2250 ahw->max_mc_count = QLCNIC_MAX_MC_COUNT;
2251 if (act_pci_fn <= 2)
2252 count = (QLCNIC_MAX_UC_COUNT - QLCNIC_MAX_MC_COUNT) /
2255 count = (QLCNIC_LB_MAX_FILTERS - QLCNIC_MAX_MC_COUNT) /
2257 ahw->max_uc_count = count;
2260 static int qlcnic_set_real_num_queues(struct qlcnic_adapter *adapter,
2261 u8 tx_queues, u8 rx_queues)
2263 struct net_device *netdev = adapter->netdev;
2267 err = netif_set_real_num_tx_queues(netdev, tx_queues);
2269 netdev_err(netdev, "failed to set %d Tx queues\n",
2276 err = netif_set_real_num_rx_queues(netdev, rx_queues);
2278 netdev_err(netdev, "failed to set %d Rx queues\n",
2286 qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev,
2290 struct pci_dev *pdev = adapter->pdev;
2292 adapter->rx_csum = 1;
2293 adapter->ahw->mc_enabled = 0;
2294 qlcnic_set_mac_filter_count(adapter);
2296 netdev->netdev_ops = &qlcnic_netdev_ops;
2297 netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ;
2299 qlcnic_change_mtu(netdev, netdev->mtu);
2301 netdev->ethtool_ops = (qlcnic_sriov_vf_check(adapter)) ?
2302 &qlcnic_sriov_vf_ethtool_ops : &qlcnic_ethtool_ops;
2304 netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM |
2305 NETIF_F_IPV6_CSUM | NETIF_F_GRO |
2306 NETIF_F_HW_VLAN_CTAG_RX);
2307 netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM |
2310 if (QLCNIC_IS_TSO_CAPABLE(adapter)) {
2311 netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6);
2312 netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6);
2315 if (pci_using_dac) {
2316 netdev->features |= NETIF_F_HIGHDMA;
2317 netdev->vlan_features |= NETIF_F_HIGHDMA;
2320 if (qlcnic_vlan_tx_check(adapter))
2321 netdev->features |= (NETIF_F_HW_VLAN_CTAG_TX);
2323 if (qlcnic_sriov_vf_check(adapter))
2324 netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
2326 if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO)
2327 netdev->features |= NETIF_F_LRO;
2329 if (qlcnic_encap_tx_offload(adapter)) {
2330 netdev->features |= NETIF_F_GSO_UDP_TUNNEL;
2332 /* encapsulation Tx offload supported by Adapter */
2333 netdev->hw_enc_features = NETIF_F_IP_CSUM |
2334 NETIF_F_GSO_UDP_TUNNEL |
2339 if (qlcnic_encap_rx_offload(adapter))
2340 netdev->hw_enc_features |= NETIF_F_RXCSUM;
2342 netdev->hw_features = netdev->features;
2343 netdev->priv_flags |= IFF_UNICAST_FLT;
2344 netdev->irq = adapter->msix_entries[0].vector;
2346 err = qlcnic_set_real_num_queues(adapter, adapter->drv_tx_rings,
2347 adapter->drv_sds_rings);
2351 qlcnic_dcb_init_dcbnl_ops(adapter->dcb);
2353 err = register_netdev(netdev);
2355 dev_err(&pdev->dev, "failed to register net device\n");
2362 static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac)
2364 if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) &&
2365 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)))
2367 else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) &&
2368 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)))
2371 dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n");
2378 void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter)
2381 struct qlcnic_host_tx_ring *tx_ring;
2383 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
2384 tx_ring = &adapter->tx_ring[ring];
2386 vfree(tx_ring->cmd_buf_arr);
2387 tx_ring->cmd_buf_arr = NULL;
2390 kfree(adapter->tx_ring);
2393 int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter,
2394 struct net_device *netdev)
2396 int ring, vector, index;
2397 struct qlcnic_host_tx_ring *tx_ring;
2398 struct qlcnic_cmd_buffer *cmd_buf_arr;
2400 tx_ring = kcalloc(adapter->drv_tx_rings,
2401 sizeof(struct qlcnic_host_tx_ring), GFP_KERNEL);
2402 if (tx_ring == NULL)
2405 adapter->tx_ring = tx_ring;
2407 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
2408 tx_ring = &adapter->tx_ring[ring];
2409 tx_ring->num_desc = adapter->num_txd;
2410 tx_ring->txq = netdev_get_tx_queue(netdev, ring);
2411 cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring));
2412 if (cmd_buf_arr == NULL) {
2413 qlcnic_free_tx_rings(adapter);
2416 tx_ring->cmd_buf_arr = cmd_buf_arr;
2417 spin_lock_init(&tx_ring->tx_clean_lock);
2420 if (qlcnic_83xx_check(adapter) ||
2421 (qlcnic_82xx_check(adapter) && qlcnic_check_multi_tx(adapter))) {
2422 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
2423 tx_ring = &adapter->tx_ring[ring];
2424 tx_ring->adapter = adapter;
2425 if (adapter->flags & QLCNIC_MSIX_ENABLED) {
2426 index = adapter->drv_sds_rings + ring;
2427 vector = adapter->msix_entries[index].vector;
2428 tx_ring->irq = vector;
2436 void qlcnic_set_drv_version(struct qlcnic_adapter *adapter)
2438 struct qlcnic_hardware_context *ahw = adapter->ahw;
2441 if (qlcnic_82xx_check(adapter))
2442 fw_cmd = QLCNIC_CMD_82XX_SET_DRV_VER;
2443 else if (qlcnic_83xx_check(adapter))
2444 fw_cmd = QLCNIC_CMD_83XX_SET_DRV_VER;
2446 if (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_SET_DRV_VER)
2447 qlcnic_fw_cmd_set_drv_version(adapter, fw_cmd);
2450 /* Reset firmware API lock */
2451 static void qlcnic_reset_api_lock(struct qlcnic_adapter *adapter)
2453 qlcnic_api_lock(adapter);
2454 qlcnic_api_unlock(adapter);
2459 qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
2461 struct net_device *netdev = NULL;
2462 struct qlcnic_adapter *adapter = NULL;
2463 struct qlcnic_hardware_context *ahw;
2464 int err, pci_using_dac = -1;
2465 char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */
2467 err = pci_enable_device(pdev);
2471 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
2473 goto err_out_disable_pdev;
2476 err = qlcnic_set_dma_mask(pdev, &pci_using_dac);
2478 goto err_out_disable_pdev;
2480 err = pci_request_regions(pdev, qlcnic_driver_name);
2482 goto err_out_disable_pdev;
2484 pci_set_master(pdev);
2485 pci_enable_pcie_error_reporting(pdev);
2487 ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL);
2490 goto err_out_free_res;
2493 switch (ent->device) {
2494 case PCI_DEVICE_ID_QLOGIC_QLE824X:
2495 ahw->hw_ops = &qlcnic_hw_ops;
2496 ahw->reg_tbl = (u32 *) qlcnic_reg_tbl;
2498 case PCI_DEVICE_ID_QLOGIC_QLE834X:
2499 case PCI_DEVICE_ID_QLOGIC_QLE8830:
2500 case PCI_DEVICE_ID_QLOGIC_QLE844X:
2501 qlcnic_83xx_register_map(ahw);
2503 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X:
2504 case PCI_DEVICE_ID_QLOGIC_VF_QLE8C30:
2505 case PCI_DEVICE_ID_QLOGIC_VF_QLE844X:
2506 qlcnic_sriov_vf_register_map(ahw);
2509 goto err_out_free_hw_res;
2512 err = qlcnic_setup_pci_map(pdev, ahw);
2514 goto err_out_free_hw_res;
2516 netdev = alloc_etherdev_mq(sizeof(struct qlcnic_adapter),
2517 QLCNIC_MAX_TX_RINGS);
2520 goto err_out_iounmap;
2523 SET_NETDEV_DEV(netdev, &pdev->dev);
2525 adapter = netdev_priv(netdev);
2526 adapter->netdev = netdev;
2527 adapter->pdev = pdev;
2530 adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic");
2531 if (adapter->qlcnic_wq == NULL) {
2533 dev_err(&pdev->dev, "Failed to create workqueue\n");
2534 goto err_out_free_netdev;
2537 err = qlcnic_alloc_adapter_resources(adapter);
2539 goto err_out_free_wq;
2541 adapter->dev_rst_time = jiffies;
2542 ahw->revision_id = pdev->revision;
2543 ahw->max_vnic_func = qlcnic_get_vnic_func_count(adapter);
2544 if (qlcnic_mac_learn == FDB_MAC_LEARN)
2545 adapter->fdb_mac_learn = true;
2546 else if (qlcnic_mac_learn == DRV_MAC_LEARN)
2547 adapter->drv_mac_learn = true;
2549 rwlock_init(&adapter->ahw->crb_lock);
2550 mutex_init(&adapter->ahw->mem_lock);
2552 INIT_LIST_HEAD(&adapter->mac_list);
2554 qlcnic_register_dcb(adapter);
2556 if (qlcnic_82xx_check(adapter)) {
2557 qlcnic_check_vf(adapter, ent);
2558 adapter->portnum = adapter->ahw->pci_func;
2559 qlcnic_reset_api_lock(adapter);
2560 err = qlcnic_start_firmware(adapter);
2562 dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n"
2563 "\t\tIf reboot doesn't help, try flashing the card\n");
2564 goto err_out_maintenance_mode;
2567 /* compute and set default and max tx/sds rings */
2568 if (adapter->ahw->msix_supported) {
2569 if (qlcnic_check_multi_tx_capability(adapter) == 1)
2570 qlcnic_set_tx_ring_count(adapter,
2571 QLCNIC_SINGLE_RING);
2573 qlcnic_set_tx_ring_count(adapter,
2574 QLCNIC_DEF_TX_RINGS);
2575 qlcnic_set_sds_ring_count(adapter,
2576 QLCNIC_DEF_SDS_RINGS);
2578 qlcnic_set_tx_ring_count(adapter, QLCNIC_SINGLE_RING);
2579 qlcnic_set_sds_ring_count(adapter, QLCNIC_SINGLE_RING);
2582 err = qlcnic_setup_idc_param(adapter);
2584 goto err_out_free_hw;
2586 adapter->flags |= QLCNIC_NEED_FLR;
2588 } else if (qlcnic_83xx_check(adapter)) {
2589 qlcnic_83xx_check_vf(adapter, ent);
2590 adapter->portnum = adapter->ahw->pci_func;
2591 err = qlcnic_83xx_init(adapter, pci_using_dac);
2594 case -ENOTRECOVERABLE:
2595 dev_err(&pdev->dev, "Adapter initialization failed due to a faulty hardware\n");
2596 dev_err(&pdev->dev, "Please replace the adapter with new one and return the faulty adapter for repair\n");
2597 goto err_out_free_hw;
2599 dev_err(&pdev->dev, "Adapter initialization failed. Please reboot\n");
2600 goto err_out_free_hw;
2602 dev_err(&pdev->dev, "Adapter initialization failed\n");
2603 goto err_out_free_hw;
2605 dev_err(&pdev->dev, "Adapter initialization failed. Driver will load in maintenance mode to recover the adapter using the application\n");
2606 goto err_out_maintenance_mode;
2610 if (qlcnic_sriov_vf_check(adapter))
2614 "%s: failed. Please Reboot\n", __func__);
2616 goto err_out_free_hw;
2619 if (qlcnic_read_mac_addr(adapter))
2620 dev_warn(&pdev->dev, "failed to read mac addr\n");
2622 qlcnic_read_phys_port_id(adapter);
2624 if (adapter->portnum == 0) {
2625 qlcnic_get_board_name(adapter, board_name);
2627 pr_info("%s: %s Board Chip rev 0x%x\n",
2628 module_name(THIS_MODULE),
2629 board_name, adapter->ahw->revision_id);
2632 if (qlcnic_83xx_check(adapter) && !qlcnic_use_msi_x &&
2634 dev_warn(&pdev->dev,
2635 "Device does not support MSI interrupts\n");
2637 if (qlcnic_82xx_check(adapter)) {
2638 qlcnic_dcb_enable(adapter->dcb);
2639 qlcnic_dcb_get_info(adapter->dcb);
2640 err = qlcnic_setup_intr(adapter);
2643 dev_err(&pdev->dev, "Failed to setup interrupt\n");
2644 goto err_out_disable_msi;
2648 err = qlcnic_get_act_pci_func(adapter);
2650 goto err_out_disable_mbx_intr;
2652 if (adapter->portnum == 0)
2653 qlcnic_set_drv_version(adapter);
2655 err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac);
2657 goto err_out_disable_mbx_intr;
2659 pci_set_drvdata(pdev, adapter);
2661 if (qlcnic_82xx_check(adapter))
2662 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
2665 switch (adapter->ahw->port_type) {
2667 dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n",
2668 adapter->netdev->name);
2671 dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n",
2672 adapter->netdev->name);
2676 if (adapter->drv_mac_learn)
2677 qlcnic_alloc_lb_filters_mem(adapter);
2679 qlcnic_add_sysfs(adapter);
2680 qlcnic_register_hwmon_dev(adapter);
2683 err_out_disable_mbx_intr:
2684 if (qlcnic_83xx_check(adapter))
2685 qlcnic_83xx_free_mbx_intr(adapter);
2687 err_out_disable_msi:
2688 qlcnic_teardown_intr(adapter);
2689 qlcnic_cancel_idc_work(adapter);
2690 qlcnic_clr_all_drv_state(adapter, 0);
2693 qlcnic_free_adapter_resources(adapter);
2696 destroy_workqueue(adapter->qlcnic_wq);
2698 err_out_free_netdev:
2699 free_netdev(netdev);
2702 qlcnic_cleanup_pci_map(ahw);
2704 err_out_free_hw_res:
2708 pci_release_regions(pdev);
2710 err_out_disable_pdev:
2711 pci_disable_device(pdev);
2714 err_out_maintenance_mode:
2715 set_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state);
2716 netdev->netdev_ops = &qlcnic_netdev_failed_ops;
2717 netdev->ethtool_ops = &qlcnic_ethtool_failed_ops;
2718 ahw->port_type = QLCNIC_XGBE;
2720 if (qlcnic_83xx_check(adapter))
2721 adapter->tgt_status_reg = NULL;
2723 ahw->board_type = QLCNIC_BRDTYPE_P3P_10G_SFP_PLUS;
2725 err = register_netdev(netdev);
2728 dev_err(&pdev->dev, "Failed to register net device\n");
2729 qlcnic_clr_all_drv_state(adapter, 0);
2730 goto err_out_free_hw;
2733 pci_set_drvdata(pdev, adapter);
2734 qlcnic_add_sysfs(adapter);
2739 static void qlcnic_remove(struct pci_dev *pdev)
2741 struct qlcnic_adapter *adapter;
2742 struct net_device *netdev;
2743 struct qlcnic_hardware_context *ahw;
2745 adapter = pci_get_drvdata(pdev);
2746 if (adapter == NULL)
2749 netdev = adapter->netdev;
2751 qlcnic_cancel_idc_work(adapter);
2752 qlcnic_sriov_pf_disable(adapter);
2755 unregister_netdev(netdev);
2756 qlcnic_sriov_cleanup(adapter);
2758 if (qlcnic_83xx_check(adapter)) {
2759 qlcnic_83xx_initialize_nic(adapter, 0);
2760 cancel_delayed_work_sync(&adapter->idc_aen_work);
2761 qlcnic_83xx_free_mbx_intr(adapter);
2762 qlcnic_83xx_detach_mailbox_work(adapter);
2763 qlcnic_83xx_free_mailbox(ahw->mailbox);
2764 kfree(ahw->fw_info);
2767 qlcnic_dcb_free(adapter->dcb);
2768 qlcnic_detach(adapter);
2769 kfree(adapter->npars);
2770 kfree(adapter->eswitch);
2772 if (qlcnic_82xx_check(adapter))
2773 qlcnic_clr_all_drv_state(adapter, 0);
2775 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2777 qlcnic_free_lb_filters_mem(adapter);
2779 qlcnic_teardown_intr(adapter);
2781 qlcnic_remove_sysfs(adapter);
2783 qlcnic_unregister_hwmon_dev(adapter);
2785 qlcnic_cleanup_pci_map(adapter->ahw);
2787 qlcnic_release_firmware(adapter);
2789 pci_disable_pcie_error_reporting(pdev);
2790 pci_release_regions(pdev);
2791 pci_disable_device(pdev);
2793 if (adapter->qlcnic_wq) {
2794 destroy_workqueue(adapter->qlcnic_wq);
2795 adapter->qlcnic_wq = NULL;
2798 qlcnic_free_adapter_resources(adapter);
2800 free_netdev(netdev);
2803 static void qlcnic_shutdown(struct pci_dev *pdev)
2805 if (__qlcnic_shutdown(pdev))
2808 pci_disable_device(pdev);
2812 static int qlcnic_suspend(struct pci_dev *pdev, pm_message_t state)
2816 retval = __qlcnic_shutdown(pdev);
2820 pci_set_power_state(pdev, pci_choose_state(pdev, state));
2824 static int qlcnic_resume(struct pci_dev *pdev)
2826 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
2829 err = pci_enable_device(pdev);
2833 pci_set_power_state(pdev, PCI_D0);
2834 pci_set_master(pdev);
2835 pci_restore_state(pdev);
2837 return __qlcnic_resume(adapter);
2841 static int qlcnic_open(struct net_device *netdev)
2843 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2846 if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state)) {
2847 netdev_err(netdev, "%s: Device is in non-operational state\n",
2853 netif_carrier_off(netdev);
2855 err = qlcnic_attach(adapter);
2859 err = __qlcnic_up(adapter, netdev);
2861 qlcnic_detach(adapter);
2867 * qlcnic_close - Disables a network interface entry point
2869 static int qlcnic_close(struct net_device *netdev)
2871 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2873 __qlcnic_down(adapter, netdev);
2878 #define QLCNIC_VF_LB_BUCKET_SIZE 1
2880 void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter)
2884 struct net_device *netdev = adapter->netdev;
2885 u32 filter_size = 0;
2886 u16 act_pci_func = 0;
2888 if (adapter->fhash.fmax && adapter->fhash.fhead)
2891 act_pci_func = adapter->ahw->total_nic_func;
2892 spin_lock_init(&adapter->mac_learn_lock);
2893 spin_lock_init(&adapter->rx_mac_learn_lock);
2895 if (qlcnic_sriov_vf_check(adapter)) {
2896 filter_size = QLCNIC_83XX_SRIOV_VF_MAX_MAC - 1;
2897 adapter->fhash.fbucket_size = QLCNIC_VF_LB_BUCKET_SIZE;
2898 } else if (qlcnic_82xx_check(adapter)) {
2899 filter_size = QLCNIC_LB_MAX_FILTERS;
2900 adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE;
2902 filter_size = QLC_83XX_LB_MAX_FILTERS;
2903 adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE;
2906 head = kcalloc(adapter->fhash.fbucket_size,
2907 sizeof(struct hlist_head), GFP_ATOMIC);
2912 adapter->fhash.fmax = (filter_size / act_pci_func);
2913 adapter->fhash.fhead = head;
2915 netdev_info(netdev, "active nic func = %d, mac filter size=%d\n",
2916 act_pci_func, adapter->fhash.fmax);
2918 for (i = 0; i < adapter->fhash.fbucket_size; i++)
2919 INIT_HLIST_HEAD(&adapter->fhash.fhead[i]);
2921 adapter->rx_fhash.fbucket_size = adapter->fhash.fbucket_size;
2923 head = kcalloc(adapter->rx_fhash.fbucket_size,
2924 sizeof(struct hlist_head), GFP_ATOMIC);
2929 adapter->rx_fhash.fmax = (filter_size / act_pci_func);
2930 adapter->rx_fhash.fhead = head;
2932 for (i = 0; i < adapter->rx_fhash.fbucket_size; i++)
2933 INIT_HLIST_HEAD(&adapter->rx_fhash.fhead[i]);
2936 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter)
2938 if (adapter->fhash.fmax)
2939 kfree(adapter->fhash.fhead);
2941 adapter->fhash.fhead = NULL;
2942 adapter->fhash.fmax = 0;
2944 if (adapter->rx_fhash.fmax)
2945 kfree(adapter->rx_fhash.fhead);
2947 adapter->rx_fhash.fmax = 0;
2948 adapter->rx_fhash.fhead = NULL;
2951 int qlcnic_check_temp(struct qlcnic_adapter *adapter)
2953 struct net_device *netdev = adapter->netdev;
2954 u32 temp_state, temp_val, temp = 0;
2957 if (qlcnic_83xx_check(adapter))
2958 temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP);
2960 if (qlcnic_82xx_check(adapter))
2961 temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP);
2963 temp_state = qlcnic_get_temp_state(temp);
2964 temp_val = qlcnic_get_temp_val(temp);
2966 if (temp_state == QLCNIC_TEMP_PANIC) {
2967 dev_err(&netdev->dev,
2968 "Device temperature %d degrees C exceeds"
2969 " maximum allowed. Hardware has been shut down.\n",
2972 } else if (temp_state == QLCNIC_TEMP_WARN) {
2973 if (adapter->ahw->temp == QLCNIC_TEMP_NORMAL) {
2974 dev_err(&netdev->dev,
2975 "Device temperature %d degrees C "
2976 "exceeds operating range."
2977 " Immediate action needed.\n",
2981 if (adapter->ahw->temp == QLCNIC_TEMP_WARN) {
2982 dev_info(&netdev->dev,
2983 "Device temperature is now %d degrees C"
2984 " in normal range.\n", temp_val);
2987 adapter->ahw->temp = temp_state;
2991 static inline void dump_tx_ring_desc(struct qlcnic_host_tx_ring *tx_ring)
2994 struct cmd_desc_type0 *tx_desc_info;
2996 for (i = 0; i < tx_ring->num_desc; i++) {
2997 tx_desc_info = &tx_ring->desc_head[i];
2998 pr_info("TX Desc: %d\n", i);
2999 print_hex_dump(KERN_INFO, "TX: ", DUMP_PREFIX_OFFSET, 16, 1,
3000 &tx_ring->desc_head[i],
3001 sizeof(struct cmd_desc_type0), true);
3005 static void qlcnic_dump_rings(struct qlcnic_adapter *adapter)
3007 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
3008 struct net_device *netdev = adapter->netdev;
3009 struct qlcnic_host_rds_ring *rds_ring;
3010 struct qlcnic_host_sds_ring *sds_ring;
3011 struct qlcnic_host_tx_ring *tx_ring;
3014 if (!netdev || !netif_running(netdev))
3017 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
3018 rds_ring = &recv_ctx->rds_rings[ring];
3022 "rds_ring=%d crb_rcv_producer=%d producer=%u num_desc=%u\n",
3023 ring, readl(rds_ring->crb_rcv_producer),
3024 rds_ring->producer, rds_ring->num_desc);
3027 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
3028 sds_ring = &(recv_ctx->sds_rings[ring]);
3032 "sds_ring=%d crb_sts_consumer=%d consumer=%u crb_intr_mask=%d num_desc=%u\n",
3033 ring, readl(sds_ring->crb_sts_consumer),
3034 sds_ring->consumer, readl(sds_ring->crb_intr_mask),
3035 sds_ring->num_desc);
3038 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
3039 tx_ring = &adapter->tx_ring[ring];
3042 netdev_info(netdev, "Tx ring=%d Context Id=0x%x\n",
3043 ring, tx_ring->ctx_id);
3045 "xmit_finished=%llu, xmit_called=%llu, xmit_on=%llu, xmit_off=%llu\n",
3046 tx_ring->tx_stats.xmit_finished,
3047 tx_ring->tx_stats.xmit_called,
3048 tx_ring->tx_stats.xmit_on,
3049 tx_ring->tx_stats.xmit_off);
3051 if (tx_ring->crb_intr_mask)
3052 netdev_info(netdev, "crb_intr_mask=%d\n",
3053 readl(tx_ring->crb_intr_mask));
3056 "hw_producer=%d, sw_producer=%d sw_consumer=%d, hw_consumer=%d\n",
3057 readl(tx_ring->crb_cmd_producer),
3058 tx_ring->producer, tx_ring->sw_consumer,
3059 le32_to_cpu(*(tx_ring->hw_consumer)));
3061 netdev_info(netdev, "Total desc=%d, Available desc=%d\n",
3062 tx_ring->num_desc, qlcnic_tx_avail(tx_ring));
3064 if (netif_msg_tx_err(adapter->ahw))
3065 dump_tx_ring_desc(tx_ring);
3070 static void qlcnic_tx_timeout(struct net_device *netdev)
3072 struct qlcnic_adapter *adapter = netdev_priv(netdev);
3074 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
3077 qlcnic_dump_rings(adapter);
3079 if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS ||
3080 netif_msg_tx_err(adapter->ahw)) {
3081 netdev_err(netdev, "Tx timeout, reset the adapter.\n");
3082 if (qlcnic_82xx_check(adapter))
3083 adapter->need_fw_reset = 1;
3084 else if (qlcnic_83xx_check(adapter))
3085 qlcnic_83xx_idc_request_reset(adapter,
3086 QLCNIC_FORCE_FW_DUMP_KEY);
3088 netdev_err(netdev, "Tx timeout, reset adapter context.\n");
3089 adapter->ahw->reset_context = 1;
3093 static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev)
3095 struct qlcnic_adapter *adapter = netdev_priv(netdev);
3096 struct net_device_stats *stats = &netdev->stats;
3098 if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
3099 qlcnic_update_stats(adapter);
3101 stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts;
3102 stats->tx_packets = adapter->stats.xmitfinished;
3103 stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes;
3104 stats->tx_bytes = adapter->stats.txbytes;
3105 stats->rx_dropped = adapter->stats.rxdropped;
3106 stats->tx_dropped = adapter->stats.txdropped;
3111 static irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter)
3115 status = readl(adapter->isr_int_vec);
3117 if (!(status & adapter->ahw->int_vec_bit))
3120 /* check interrupt state machine, to be sure */
3121 status = readl(adapter->crb_int_state_reg);
3122 if (!ISR_LEGACY_INT_TRIGGERED(status))
3125 writel(0xffffffff, adapter->tgt_status_reg);
3126 /* read twice to ensure write is flushed */
3127 readl(adapter->isr_int_vec);
3128 readl(adapter->isr_int_vec);
3133 static irqreturn_t qlcnic_tmp_intr(int irq, void *data)
3135 struct qlcnic_host_sds_ring *sds_ring = data;
3136 struct qlcnic_adapter *adapter = sds_ring->adapter;
3138 if (adapter->flags & QLCNIC_MSIX_ENABLED)
3140 else if (adapter->flags & QLCNIC_MSI_ENABLED) {
3141 writel(0xffffffff, adapter->tgt_status_reg);
3145 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
3149 adapter->ahw->diag_cnt++;
3150 qlcnic_enable_sds_intr(adapter, sds_ring);
3154 static irqreturn_t qlcnic_intr(int irq, void *data)
3156 struct qlcnic_host_sds_ring *sds_ring = data;
3157 struct qlcnic_adapter *adapter = sds_ring->adapter;
3159 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
3162 napi_schedule(&sds_ring->napi);
3167 static irqreturn_t qlcnic_msi_intr(int irq, void *data)
3169 struct qlcnic_host_sds_ring *sds_ring = data;
3170 struct qlcnic_adapter *adapter = sds_ring->adapter;
3172 /* clear interrupt */
3173 writel(0xffffffff, adapter->tgt_status_reg);
3175 napi_schedule(&sds_ring->napi);
3179 static irqreturn_t qlcnic_msix_intr(int irq, void *data)
3181 struct qlcnic_host_sds_ring *sds_ring = data;
3183 napi_schedule(&sds_ring->napi);
3187 static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data)
3189 struct qlcnic_host_tx_ring *tx_ring = data;
3191 napi_schedule(&tx_ring->napi);
3195 #ifdef CONFIG_NET_POLL_CONTROLLER
3196 static void qlcnic_poll_controller(struct net_device *netdev)
3198 struct qlcnic_adapter *adapter = netdev_priv(netdev);
3199 struct qlcnic_host_sds_ring *sds_ring;
3200 struct qlcnic_recv_context *recv_ctx;
3201 struct qlcnic_host_tx_ring *tx_ring;
3204 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
3207 recv_ctx = adapter->recv_ctx;
3209 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
3210 sds_ring = &recv_ctx->sds_rings[ring];
3211 qlcnic_disable_sds_intr(adapter, sds_ring);
3212 napi_schedule(&sds_ring->napi);
3215 if (adapter->flags & QLCNIC_MSIX_ENABLED) {
3216 /* Only Multi-Tx queue capable devices need to
3217 * schedule NAPI for TX rings
3219 if ((qlcnic_83xx_check(adapter) &&
3220 (adapter->flags & QLCNIC_TX_INTR_SHARED)) ||
3221 (qlcnic_82xx_check(adapter) &&
3222 !qlcnic_check_multi_tx(adapter)))
3225 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
3226 tx_ring = &adapter->tx_ring[ring];
3227 qlcnic_disable_tx_intr(adapter, tx_ring);
3228 napi_schedule(&tx_ring->napi);
3235 qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding)
3239 val = adapter->portnum & 0xf;
3240 val |= encoding << 7;
3241 val |= (jiffies - adapter->dev_rst_time) << 8;
3243 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val);
3244 adapter->dev_rst_time = jiffies;
3248 qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state)
3252 WARN_ON(state != QLCNIC_DEV_NEED_RESET &&
3253 state != QLCNIC_DEV_NEED_QUISCENT);
3255 if (qlcnic_api_lock(adapter))
3258 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3260 if (state == QLCNIC_DEV_NEED_RESET)
3261 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
3262 else if (state == QLCNIC_DEV_NEED_QUISCENT)
3263 QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum);
3265 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3267 qlcnic_api_unlock(adapter);
3273 qlcnic_clr_drv_state(struct qlcnic_adapter *adapter)
3277 if (qlcnic_api_lock(adapter))
3280 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3281 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
3282 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3284 qlcnic_api_unlock(adapter);
3289 void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed)
3293 if (qlcnic_api_lock(adapter))
3296 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
3297 QLC_DEV_CLR_REF_CNT(val, adapter->portnum);
3298 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
3301 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3303 dev_info(&adapter->pdev->dev,
3304 "Device state set to Failed. Please Reboot\n");
3305 } else if (!(val & 0x11111111))
3306 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3309 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3310 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
3311 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3313 qlcnic_api_unlock(adapter);
3315 adapter->fw_fail_cnt = 0;
3316 adapter->flags &= ~QLCNIC_FW_HANG;
3317 clear_bit(__QLCNIC_START_FW, &adapter->state);
3318 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3321 /* Grab api lock, before checking state */
3323 qlcnic_check_drv_state(struct qlcnic_adapter *adapter)
3325 int act, state, active_mask;
3326 struct qlcnic_hardware_context *ahw = adapter->ahw;
3328 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3329 act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
3331 if (adapter->flags & QLCNIC_FW_RESET_OWNER) {
3332 active_mask = (~(1 << (ahw->pci_func * 4)));
3333 act = act & active_mask;
3336 if (((state & 0x11111111) == (act & 0x11111111)) ||
3337 ((act & 0x11111111) == ((state >> 1) & 0x11111111)))
3343 static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter)
3345 u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER);
3347 if (val != QLCNIC_DRV_IDC_VER) {
3348 dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's"
3349 " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val);
3356 qlcnic_can_start_firmware(struct qlcnic_adapter *adapter)
3358 u32 val, prev_state;
3359 u8 dev_init_timeo = adapter->dev_init_timeo;
3360 u8 portnum = adapter->portnum;
3363 if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state))
3366 if (qlcnic_api_lock(adapter))
3369 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
3370 if (!(val & (1 << (portnum * 4)))) {
3371 QLC_DEV_SET_REF_CNT(val, portnum);
3372 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
3375 prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3376 QLCDB(adapter, HW, "Device state = %u\n", prev_state);
3378 switch (prev_state) {
3379 case QLCNIC_DEV_COLD:
3380 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3381 QLCNIC_DEV_INITIALIZING);
3382 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER,
3383 QLCNIC_DRV_IDC_VER);
3384 qlcnic_idc_debug_info(adapter, 0);
3385 qlcnic_api_unlock(adapter);
3388 case QLCNIC_DEV_READY:
3389 ret = qlcnic_check_idc_ver(adapter);
3390 qlcnic_api_unlock(adapter);
3393 case QLCNIC_DEV_NEED_RESET:
3394 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3395 QLC_DEV_SET_RST_RDY(val, portnum);
3396 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3399 case QLCNIC_DEV_NEED_QUISCENT:
3400 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3401 QLC_DEV_SET_QSCNT_RDY(val, portnum);
3402 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3405 case QLCNIC_DEV_FAILED:
3406 dev_err(&adapter->pdev->dev, "Device in failed state.\n");
3407 qlcnic_api_unlock(adapter);
3410 case QLCNIC_DEV_INITIALIZING:
3411 case QLCNIC_DEV_QUISCENT:
3415 qlcnic_api_unlock(adapter);
3419 prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3421 if (prev_state == QLCNIC_DEV_QUISCENT)
3423 } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo);
3425 if (!dev_init_timeo) {
3426 dev_err(&adapter->pdev->dev,
3427 "Waiting for device to initialize timeout\n");
3431 if (qlcnic_api_lock(adapter))
3434 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3435 QLC_DEV_CLR_RST_QSCNT(val, portnum);
3436 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3438 ret = qlcnic_check_idc_ver(adapter);
3439 qlcnic_api_unlock(adapter);
3445 qlcnic_fwinit_work(struct work_struct *work)
3447 struct qlcnic_adapter *adapter = container_of(work,
3448 struct qlcnic_adapter, fw_work.work);
3449 u32 dev_state = 0xf;
3452 if (qlcnic_api_lock(adapter))
3455 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3456 if (dev_state == QLCNIC_DEV_QUISCENT ||
3457 dev_state == QLCNIC_DEV_NEED_QUISCENT) {
3458 qlcnic_api_unlock(adapter);
3459 qlcnic_schedule_work(adapter, qlcnic_fwinit_work,
3464 if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
3465 qlcnic_api_unlock(adapter);
3469 if (dev_state == QLCNIC_DEV_INITIALIZING ||
3470 dev_state == QLCNIC_DEV_READY) {
3471 dev_info(&adapter->pdev->dev, "Detected state change from "
3472 "DEV_NEED_RESET, skipping ack check\n");
3473 goto skip_ack_check;
3476 if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) {
3477 dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n",
3478 adapter->reset_ack_timeo);
3479 goto skip_ack_check;
3482 if (!qlcnic_check_drv_state(adapter)) {
3484 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3486 if (dev_state == QLCNIC_DEV_NEED_RESET) {
3487 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3488 QLCNIC_DEV_INITIALIZING);
3489 set_bit(__QLCNIC_START_FW, &adapter->state);
3490 QLCDB(adapter, DRV, "Restarting fw\n");
3491 qlcnic_idc_debug_info(adapter, 0);
3492 val = QLC_SHARED_REG_RD32(adapter,
3493 QLCNIC_CRB_DRV_STATE);
3494 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
3495 QLC_SHARED_REG_WR32(adapter,
3496 QLCNIC_CRB_DRV_STATE, val);
3499 qlcnic_api_unlock(adapter);
3502 if (qlcnic_check_fw_dump_state(adapter) &&
3503 (adapter->flags & QLCNIC_FW_RESET_OWNER)) {
3504 QLCDB(adapter, DRV, "Take FW dump\n");
3505 qlcnic_dump_fw(adapter);
3506 adapter->flags |= QLCNIC_FW_HANG;
3510 adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
3511 if (!adapter->nic_ops->start_firmware(adapter)) {
3512 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
3513 adapter->fw_wait_cnt = 0;
3519 qlcnic_api_unlock(adapter);
3522 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3523 QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state);
3525 switch (dev_state) {
3526 case QLCNIC_DEV_READY:
3527 if (!qlcnic_start_firmware(adapter)) {
3528 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
3529 adapter->fw_wait_cnt = 0;
3532 case QLCNIC_DEV_FAILED:
3535 qlcnic_schedule_work(adapter,
3536 qlcnic_fwinit_work, FW_POLL_DELAY);
3541 dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u "
3542 "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt);
3543 netif_device_attach(adapter->netdev);
3544 qlcnic_clr_all_drv_state(adapter, 0);
3548 qlcnic_detach_work(struct work_struct *work)
3550 struct qlcnic_adapter *adapter = container_of(work,
3551 struct qlcnic_adapter, fw_work.work);
3552 struct net_device *netdev = adapter->netdev;
3555 netif_device_detach(netdev);
3557 /* Dont grab rtnl lock during Quiscent mode */
3558 if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) {
3559 if (netif_running(netdev))
3560 __qlcnic_down(adapter, netdev);
3562 qlcnic_down(adapter, netdev);
3564 status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
3566 if (status & QLCNIC_RCODE_FATAL_ERROR) {
3567 dev_err(&adapter->pdev->dev,
3568 "Detaching the device: peg halt status1=0x%x\n",
3571 if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) {
3572 dev_err(&adapter->pdev->dev,
3573 "On board active cooling fan failed. "
3574 "Device has been halted.\n");
3575 dev_err(&adapter->pdev->dev,
3576 "Replace the adapter.\n");
3582 if (adapter->ahw->temp == QLCNIC_TEMP_PANIC) {
3583 dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n",
3584 adapter->ahw->temp);
3588 /* Dont ack if this instance is the reset owner */
3589 if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) {
3590 if (qlcnic_set_drv_state(adapter, adapter->dev_state)) {
3591 dev_err(&adapter->pdev->dev,
3592 "Failed to set driver state,"
3593 "detaching the device.\n");
3598 adapter->fw_wait_cnt = 0;
3600 qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY);
3605 netif_device_attach(netdev);
3606 qlcnic_clr_all_drv_state(adapter, 1);
3609 /*Transit NPAR state to NON Operational */
3611 qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter)
3615 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE);
3616 if (state == QLCNIC_DEV_NPAR_NON_OPER)
3619 if (qlcnic_api_lock(adapter))
3621 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3622 QLCNIC_DEV_NPAR_NON_OPER);
3623 qlcnic_api_unlock(adapter);
3626 static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter,
3629 u32 state, xg_val = 0, gb_val = 0;
3631 qlcnic_xg_set_xg0_mask(xg_val);
3632 qlcnic_xg_set_xg1_mask(xg_val);
3633 QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val);
3634 qlcnic_gb_set_gb0_mask(gb_val);
3635 qlcnic_gb_set_gb1_mask(gb_val);
3636 qlcnic_gb_set_gb2_mask(gb_val);
3637 qlcnic_gb_set_gb3_mask(gb_val);
3638 QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val);
3639 dev_info(&adapter->pdev->dev, "Pause control frames disabled"
3641 adapter->need_fw_reset = 1;
3643 if (qlcnic_api_lock(adapter))
3646 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3648 if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state)) {
3649 netdev_err(adapter->netdev, "%s: Device is in non-operational state\n",
3651 qlcnic_api_unlock(adapter);
3656 if (state == QLCNIC_DEV_READY) {
3657 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3658 QLCNIC_DEV_NEED_RESET);
3659 adapter->flags |= QLCNIC_FW_RESET_OWNER;
3660 QLCDB(adapter, DRV, "NEED_RESET state set\n");
3661 qlcnic_idc_debug_info(adapter, 0);
3664 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3665 QLCNIC_DEV_NPAR_NON_OPER);
3666 qlcnic_api_unlock(adapter);
3669 /* Transit to NPAR READY state from NPAR NOT READY state */
3671 qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter)
3673 if (qlcnic_api_lock(adapter))
3676 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3677 QLCNIC_DEV_NPAR_OPER);
3678 QLCDB(adapter, DRV, "NPAR operational state set\n");
3680 qlcnic_api_unlock(adapter);
3683 void qlcnic_schedule_work(struct qlcnic_adapter *adapter,
3684 work_func_t func, int delay)
3686 if (test_bit(__QLCNIC_AER, &adapter->state))
3689 INIT_DELAYED_WORK(&adapter->fw_work, func);
3690 queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work,
3691 round_jiffies_relative(delay));
3695 qlcnic_attach_work(struct work_struct *work)
3697 struct qlcnic_adapter *adapter = container_of(work,
3698 struct qlcnic_adapter, fw_work.work);
3699 struct net_device *netdev = adapter->netdev;
3702 if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) {
3703 npar_state = QLC_SHARED_REG_RD32(adapter,
3704 QLCNIC_CRB_DEV_NPAR_STATE);
3705 if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO)
3706 qlcnic_clr_all_drv_state(adapter, 0);
3707 else if (npar_state != QLCNIC_DEV_NPAR_OPER)
3708 qlcnic_schedule_work(adapter, qlcnic_attach_work,
3712 QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n");
3716 qlcnic_dcb_get_info(adapter->dcb);
3718 if (netif_running(netdev)) {
3719 if (qlcnic_up(adapter, netdev))
3722 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3726 netif_device_attach(netdev);
3727 adapter->fw_fail_cnt = 0;
3728 adapter->flags &= ~QLCNIC_FW_HANG;
3729 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3730 if (adapter->portnum == 0)
3731 qlcnic_set_drv_version(adapter);
3733 if (!qlcnic_clr_drv_state(adapter))
3734 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
3739 qlcnic_check_health(struct qlcnic_adapter *adapter)
3741 struct qlcnic_hardware_context *ahw = adapter->ahw;
3742 struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump;
3743 u32 state = 0, heartbeat;
3747 if (qlcnic_check_temp(adapter))
3750 if (adapter->need_fw_reset)
3751 qlcnic_dev_request_reset(adapter, 0);
3753 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3754 if (state == QLCNIC_DEV_NEED_RESET) {
3755 qlcnic_set_npar_non_operational(adapter);
3756 adapter->need_fw_reset = 1;
3757 } else if (state == QLCNIC_DEV_NEED_QUISCENT)
3760 heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER);
3761 if (heartbeat != adapter->heartbeat) {
3762 adapter->heartbeat = heartbeat;
3763 adapter->fw_fail_cnt = 0;
3764 if (adapter->need_fw_reset)
3767 if (ahw->reset_context && qlcnic_auto_fw_reset)
3768 qlcnic_reset_hw_context(adapter);
3773 if (++adapter->fw_fail_cnt < FW_FAIL_THRESH)
3776 adapter->flags |= QLCNIC_FW_HANG;
3778 qlcnic_dev_request_reset(adapter, 0);
3780 if (qlcnic_auto_fw_reset)
3781 clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
3783 dev_err(&adapter->pdev->dev, "firmware hang detected\n");
3784 peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
3785 dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n"
3786 "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n"
3787 "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n"
3788 "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n"
3789 "PEG_NET_4_PC: 0x%x\n",
3791 QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2),
3792 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c, &err),
3793 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c, &err),
3794 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c, &err),
3795 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c, &err),
3796 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c, &err));
3797 if (QLCNIC_FWERROR_CODE(peg_status) == 0x67)
3798 dev_err(&adapter->pdev->dev,
3799 "Firmware aborted with error code 0x00006700. "
3800 "Device is being reset.\n");
3802 adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state :
3803 QLCNIC_DEV_NEED_RESET;
3805 if (qlcnic_auto_fw_reset && !test_and_set_bit(__QLCNIC_RESETTING,
3808 qlcnic_schedule_work(adapter, qlcnic_detach_work, 0);
3809 QLCDB(adapter, DRV, "fw recovery scheduled.\n");
3810 } else if (!qlcnic_auto_fw_reset && fw_dump->enable &&
3811 adapter->flags & QLCNIC_FW_RESET_OWNER) {
3812 qlcnic_dump_fw(adapter);
3818 void qlcnic_fw_poll_work(struct work_struct *work)
3820 struct qlcnic_adapter *adapter = container_of(work,
3821 struct qlcnic_adapter, fw_work.work);
3823 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
3827 if (qlcnic_check_health(adapter))
3830 if (adapter->fhash.fnum)
3831 qlcnic_prune_lb_filters(adapter);
3834 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY);
3837 static int qlcnic_is_first_func(struct pci_dev *pdev)
3839 struct pci_dev *oth_pdev;
3840 int val = pdev->devfn;
3843 oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr
3844 (pdev->bus), pdev->bus->number,
3845 PCI_DEVFN(PCI_SLOT(pdev->devfn), val));
3849 if (oth_pdev->current_state != PCI_D3cold) {
3850 pci_dev_put(oth_pdev);
3853 pci_dev_put(oth_pdev);
3858 static int qlcnic_attach_func(struct pci_dev *pdev)
3860 int err, first_func;
3861 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3862 struct net_device *netdev = adapter->netdev;
3864 pdev->error_state = pci_channel_io_normal;
3866 err = pci_enable_device(pdev);
3870 pci_set_master(pdev);
3871 pci_restore_state(pdev);
3873 first_func = qlcnic_is_first_func(pdev);
3875 if (qlcnic_api_lock(adapter))
3878 if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) {
3879 adapter->need_fw_reset = 1;
3880 set_bit(__QLCNIC_START_FW, &adapter->state);
3881 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3882 QLCNIC_DEV_INITIALIZING);
3883 QLCDB(adapter, DRV, "Restarting fw\n");
3885 qlcnic_api_unlock(adapter);
3887 err = qlcnic_start_firmware(adapter);
3891 qlcnic_clr_drv_state(adapter);
3892 kfree(adapter->msix_entries);
3893 adapter->msix_entries = NULL;
3894 err = qlcnic_setup_intr(adapter);
3897 kfree(adapter->msix_entries);
3898 netdev_err(netdev, "failed to setup interrupt\n");
3902 if (netif_running(netdev)) {
3903 err = qlcnic_attach(adapter);
3905 qlcnic_clr_all_drv_state(adapter, 1);
3906 clear_bit(__QLCNIC_AER, &adapter->state);
3907 netif_device_attach(netdev);
3911 err = qlcnic_up(adapter, netdev);
3915 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3918 netif_device_attach(netdev);
3922 static pci_ers_result_t qlcnic_82xx_io_error_detected(struct pci_dev *pdev,
3923 pci_channel_state_t state)
3925 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3926 struct net_device *netdev = adapter->netdev;
3928 if (state == pci_channel_io_perm_failure)
3929 return PCI_ERS_RESULT_DISCONNECT;
3931 if (state == pci_channel_io_normal)
3932 return PCI_ERS_RESULT_RECOVERED;
3934 set_bit(__QLCNIC_AER, &adapter->state);
3935 netif_device_detach(netdev);
3937 cancel_delayed_work_sync(&adapter->fw_work);
3939 if (netif_running(netdev))
3940 qlcnic_down(adapter, netdev);
3942 qlcnic_detach(adapter);
3943 qlcnic_teardown_intr(adapter);
3945 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3947 pci_save_state(pdev);
3948 pci_disable_device(pdev);
3950 return PCI_ERS_RESULT_NEED_RESET;
3953 static pci_ers_result_t qlcnic_82xx_io_slot_reset(struct pci_dev *pdev)
3955 return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT :
3956 PCI_ERS_RESULT_RECOVERED;
3959 static void qlcnic_82xx_io_resume(struct pci_dev *pdev)
3962 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3964 pci_cleanup_aer_uncorrect_error_status(pdev);
3965 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3966 if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER,
3968 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
3972 static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev,
3973 pci_channel_state_t state)
3975 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3976 struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops;
3978 if (hw_ops->io_error_detected) {
3979 return hw_ops->io_error_detected(pdev, state);
3981 dev_err(&pdev->dev, "AER error_detected handler not registered.\n");
3982 return PCI_ERS_RESULT_DISCONNECT;
3986 static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev)
3988 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3989 struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops;
3991 if (hw_ops->io_slot_reset) {
3992 return hw_ops->io_slot_reset(pdev);
3994 dev_err(&pdev->dev, "AER slot_reset handler not registered.\n");
3995 return PCI_ERS_RESULT_DISCONNECT;
3999 static void qlcnic_io_resume(struct pci_dev *pdev)
4001 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
4002 struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops;
4004 if (hw_ops->io_resume)
4005 hw_ops->io_resume(pdev);
4007 dev_err(&pdev->dev, "AER resume handler not registered.\n");
4012 qlcnicvf_start_firmware(struct qlcnic_adapter *adapter)
4016 err = qlcnic_can_start_firmware(adapter);
4020 err = qlcnic_check_npar_opertional(adapter);
4024 err = qlcnic_initialize_nic(adapter);
4028 qlcnic_check_options(adapter);
4030 err = qlcnic_set_eswitch_port_config(adapter);
4034 adapter->need_fw_reset = 0;
4039 int qlcnic_validate_rings(struct qlcnic_adapter *adapter, __u32 ring_cnt,
4042 struct net_device *netdev = adapter->netdev;
4043 u8 max_hw_rings = 0;
4047 if (queue_type == QLCNIC_RX_QUEUE) {
4048 max_hw_rings = adapter->max_sds_rings;
4049 cur_rings = adapter->drv_sds_rings;
4051 } else if (queue_type == QLCNIC_TX_QUEUE) {
4052 max_hw_rings = adapter->max_tx_rings;
4053 cur_rings = adapter->drv_tx_rings;
4057 if (!is_power_of_2(ring_cnt)) {
4058 netdev_err(netdev, "%s rings value should be a power of 2\n",
4063 if (qlcnic_82xx_check(adapter) && (queue_type == QLCNIC_TX_QUEUE) &&
4064 !qlcnic_check_multi_tx(adapter)) {
4065 netdev_err(netdev, "No Multi Tx queue support\n");
4069 if (ring_cnt > num_online_cpus()) {
4071 "%s value[%u] should not be higher than, number of online CPUs\n",
4072 buf, num_online_cpus());
4079 int qlcnic_setup_rings(struct qlcnic_adapter *adapter)
4081 struct net_device *netdev = adapter->netdev;
4082 u8 tx_rings, rx_rings;
4085 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
4088 tx_rings = adapter->drv_tss_rings;
4089 rx_rings = adapter->drv_rss_rings;
4091 netif_device_detach(netdev);
4093 err = qlcnic_set_real_num_queues(adapter, tx_rings, rx_rings);
4097 if (netif_running(netdev))
4098 __qlcnic_down(adapter, netdev);
4100 qlcnic_detach(adapter);
4102 if (qlcnic_83xx_check(adapter)) {
4103 qlcnic_83xx_free_mbx_intr(adapter);
4104 qlcnic_83xx_enable_mbx_poll(adapter);
4107 qlcnic_teardown_intr(adapter);
4109 err = qlcnic_setup_intr(adapter);
4111 kfree(adapter->msix_entries);
4112 netdev_err(netdev, "failed to setup interrupt\n");
4116 /* Check if we need to update real_num_{tx|rx}_queues because
4117 * qlcnic_setup_intr() may change Tx/Rx rings size
4119 if ((tx_rings != adapter->drv_tx_rings) ||
4120 (rx_rings != adapter->drv_sds_rings)) {
4121 err = qlcnic_set_real_num_queues(adapter,
4122 adapter->drv_tx_rings,
4123 adapter->drv_sds_rings);
4128 if (qlcnic_83xx_check(adapter)) {
4129 qlcnic_83xx_initialize_nic(adapter, 1);
4130 err = qlcnic_83xx_setup_mbx_intr(adapter);
4131 qlcnic_83xx_disable_mbx_poll(adapter);
4133 dev_err(&adapter->pdev->dev,
4134 "failed to setup mbx interrupt\n");
4139 if (netif_running(netdev)) {
4140 err = qlcnic_attach(adapter);
4143 err = __qlcnic_up(adapter, netdev);
4146 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
4149 netif_device_attach(netdev);
4150 clear_bit(__QLCNIC_RESETTING, &adapter->state);
4156 #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
4159 qlcnic_config_indev_addr(struct qlcnic_adapter *adapter,
4160 struct net_device *dev, unsigned long event)
4162 struct in_device *indev;
4164 indev = in_dev_get(dev);
4171 qlcnic_config_ipaddr(adapter,
4172 ifa->ifa_address, QLCNIC_IP_UP);
4175 qlcnic_config_ipaddr(adapter,
4176 ifa->ifa_address, QLCNIC_IP_DOWN);
4181 } endfor_ifa(indev);
4186 void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event)
4188 struct qlcnic_adapter *adapter = netdev_priv(netdev);
4189 struct net_device *dev;
4192 qlcnic_config_indev_addr(adapter, netdev, event);
4195 for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) {
4196 dev = __vlan_find_dev_deep_rcu(netdev, htons(ETH_P_8021Q), vid);
4199 qlcnic_config_indev_addr(adapter, dev, event);
4204 static int qlcnic_netdev_event(struct notifier_block *this,
4205 unsigned long event, void *ptr)
4207 struct qlcnic_adapter *adapter;
4208 struct net_device *dev = netdev_notifier_info_to_dev(ptr);
4214 if (dev->priv_flags & IFF_802_1Q_VLAN) {
4215 dev = vlan_dev_real_dev(dev);
4219 if (!is_qlcnic_netdev(dev))
4222 adapter = netdev_priv(dev);
4227 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
4230 qlcnic_config_indev_addr(adapter, dev, event);
4236 qlcnic_inetaddr_event(struct notifier_block *this,
4237 unsigned long event, void *ptr)
4239 struct qlcnic_adapter *adapter;
4240 struct net_device *dev;
4242 struct in_ifaddr *ifa = (struct in_ifaddr *)ptr;
4244 dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL;
4250 if (dev->priv_flags & IFF_802_1Q_VLAN) {
4251 dev = vlan_dev_real_dev(dev);
4255 if (!is_qlcnic_netdev(dev))
4258 adapter = netdev_priv(dev);
4263 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
4268 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP);
4272 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN);
4283 static struct notifier_block qlcnic_netdev_cb = {
4284 .notifier_call = qlcnic_netdev_event,
4287 static struct notifier_block qlcnic_inetaddr_cb = {
4288 .notifier_call = qlcnic_inetaddr_event,
4291 void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event)
4294 static const struct pci_error_handlers qlcnic_err_handler = {
4295 .error_detected = qlcnic_io_error_detected,
4296 .slot_reset = qlcnic_io_slot_reset,
4297 .resume = qlcnic_io_resume,
4300 static struct pci_driver qlcnic_driver = {
4301 .name = qlcnic_driver_name,
4302 .id_table = qlcnic_pci_tbl,
4303 .probe = qlcnic_probe,
4304 .remove = qlcnic_remove,
4306 .suspend = qlcnic_suspend,
4307 .resume = qlcnic_resume,
4309 .shutdown = qlcnic_shutdown,
4310 .err_handler = &qlcnic_err_handler,
4311 #ifdef CONFIG_QLCNIC_SRIOV
4312 .sriov_configure = qlcnic_pci_sriov_configure,
4317 static int __init qlcnic_init_module(void)
4321 printk(KERN_INFO "%s\n", qlcnic_driver_string);
4324 register_netdevice_notifier(&qlcnic_netdev_cb);
4325 register_inetaddr_notifier(&qlcnic_inetaddr_cb);
4328 ret = pci_register_driver(&qlcnic_driver);
4331 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
4332 unregister_netdevice_notifier(&qlcnic_netdev_cb);
4339 module_init(qlcnic_init_module);
4341 static void __exit qlcnic_exit_module(void)
4343 pci_unregister_driver(&qlcnic_driver);
4346 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
4347 unregister_netdevice_notifier(&qlcnic_netdev_cb);
4351 module_exit(qlcnic_exit_module);