2 * QLogic qlcnic NIC Driver
3 * Copyright (c) 2009-2013 QLogic Corporation
5 * See LICENSE.qlcnic for copyright and licensing details.
8 #include <linux/vmalloc.h>
9 #include <linux/interrupt.h>
12 #include "qlcnic_sriov.h"
13 #include "qlcnic_hw.h"
15 #include <linux/swab.h>
16 #include <linux/dma-mapping.h>
17 #include <linux/if_vlan.h>
19 #include <linux/ipv6.h>
20 #include <linux/inetdevice.h>
21 #include <linux/aer.h>
22 #include <linux/log2.h>
23 #include <linux/pci.h>
24 #ifdef CONFIG_QLCNIC_VXLAN
25 #include <net/vxlan.h>
28 MODULE_DESCRIPTION("QLogic 1/10 GbE Converged/Intelligent Ethernet Driver");
29 MODULE_LICENSE("GPL");
30 MODULE_VERSION(QLCNIC_LINUX_VERSIONID);
31 MODULE_FIRMWARE(QLCNIC_UNIFIED_ROMIMAGE_NAME);
33 char qlcnic_driver_name[] = "qlcnic";
34 static const char qlcnic_driver_string[] = "QLogic 1/10 GbE "
35 "Converged/Intelligent Ethernet Driver v" QLCNIC_LINUX_VERSIONID;
37 static int qlcnic_mac_learn;
38 module_param(qlcnic_mac_learn, int, 0444);
39 MODULE_PARM_DESC(qlcnic_mac_learn,
40 "Mac Filter (0=learning is disabled, 1=Driver learning is enabled, 2=FDB learning is enabled)");
42 int qlcnic_use_msi = 1;
43 MODULE_PARM_DESC(use_msi, "MSI interrupt (0=disabled, 1=enabled)");
44 module_param_named(use_msi, qlcnic_use_msi, int, 0444);
46 int qlcnic_use_msi_x = 1;
47 MODULE_PARM_DESC(use_msi_x, "MSI-X interrupt (0=disabled, 1=enabled)");
48 module_param_named(use_msi_x, qlcnic_use_msi_x, int, 0444);
50 int qlcnic_auto_fw_reset = 1;
51 MODULE_PARM_DESC(auto_fw_reset, "Auto firmware reset (0=disabled, 1=enabled)");
52 module_param_named(auto_fw_reset, qlcnic_auto_fw_reset, int, 0644);
54 int qlcnic_load_fw_file;
55 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)");
56 module_param_named(load_fw_file, qlcnic_load_fw_file, int, 0444);
58 static int qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent);
59 static void qlcnic_remove(struct pci_dev *pdev);
60 static int qlcnic_open(struct net_device *netdev);
61 static int qlcnic_close(struct net_device *netdev);
62 static void qlcnic_tx_timeout(struct net_device *netdev);
63 static void qlcnic_attach_work(struct work_struct *work);
64 static void qlcnic_fwinit_work(struct work_struct *work);
65 #ifdef CONFIG_NET_POLL_CONTROLLER
66 static void qlcnic_poll_controller(struct net_device *netdev);
69 static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding);
70 static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter);
72 static irqreturn_t qlcnic_tmp_intr(int irq, void *data);
73 static irqreturn_t qlcnic_intr(int irq, void *data);
74 static irqreturn_t qlcnic_msi_intr(int irq, void *data);
75 static irqreturn_t qlcnic_msix_intr(int irq, void *data);
76 static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data);
78 static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev);
79 static int qlcnic_start_firmware(struct qlcnic_adapter *);
81 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter);
82 static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter *);
83 static int qlcnicvf_start_firmware(struct qlcnic_adapter *);
84 static int qlcnic_vlan_rx_add(struct net_device *, __be16, u16);
85 static int qlcnic_vlan_rx_del(struct net_device *, __be16, u16);
87 static int qlcnic_82xx_setup_intr(struct qlcnic_adapter *);
88 static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *, u32);
89 static irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *);
90 static pci_ers_result_t qlcnic_82xx_io_slot_reset(struct pci_dev *);
91 static int qlcnic_82xx_start_firmware(struct qlcnic_adapter *);
92 static void qlcnic_82xx_io_resume(struct pci_dev *);
93 static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *);
94 static pci_ers_result_t qlcnic_82xx_io_error_detected(struct pci_dev *,
96 static u32 qlcnic_vlan_tx_check(struct qlcnic_adapter *adapter)
98 struct qlcnic_hardware_context *ahw = adapter->ahw;
100 if (adapter->pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X)
101 return ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX;
106 /* PCI Device ID Table */
107 #define ENTRY(device) \
108 {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \
109 .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0}
111 static const struct pci_device_id qlcnic_pci_tbl[] = {
112 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X),
113 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X),
114 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE8830),
115 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE834X),
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 if (recv_ctx->sds_rings != NULL)
298 kfree(recv_ctx->sds_rings);
300 recv_ctx->sds_rings = NULL;
303 int qlcnic_read_mac_addr(struct qlcnic_adapter *adapter)
305 struct net_device *netdev = adapter->netdev;
306 struct pci_dev *pdev = adapter->pdev;
307 u8 mac_addr[ETH_ALEN];
310 ret = qlcnic_get_mac_address(adapter, mac_addr,
311 adapter->ahw->pci_func);
315 memcpy(netdev->dev_addr, mac_addr, ETH_ALEN);
316 memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len);
318 /* set station address */
320 if (!is_valid_ether_addr(netdev->dev_addr))
321 dev_warn(&pdev->dev, "Bad MAC address %pM.\n",
327 static void qlcnic_delete_adapter_mac(struct qlcnic_adapter *adapter)
329 struct qlcnic_mac_vlan_list *cur;
330 struct list_head *head;
332 list_for_each(head, &adapter->mac_list) {
333 cur = list_entry(head, struct qlcnic_mac_vlan_list, list);
334 if (ether_addr_equal_unaligned(adapter->mac_addr, cur->mac_addr)) {
335 qlcnic_sre_macaddr_change(adapter, cur->mac_addr,
337 list_del(&cur->list);
344 static int qlcnic_set_mac(struct net_device *netdev, void *p)
346 struct qlcnic_adapter *adapter = netdev_priv(netdev);
347 struct sockaddr *addr = p;
349 if (qlcnic_sriov_vf_check(adapter))
352 if ((adapter->flags & QLCNIC_MAC_OVERRIDE_DISABLED))
355 if (!is_valid_ether_addr(addr->sa_data))
358 if (ether_addr_equal_unaligned(adapter->mac_addr, addr->sa_data))
361 if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
362 netif_device_detach(netdev);
363 qlcnic_napi_disable(adapter);
366 qlcnic_delete_adapter_mac(adapter);
367 memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len);
368 memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
369 qlcnic_set_multi(adapter->netdev);
371 if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
372 netif_device_attach(netdev);
373 qlcnic_napi_enable(adapter);
378 static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
379 struct net_device *netdev,
380 const unsigned char *addr, u16 vid)
382 struct qlcnic_adapter *adapter = netdev_priv(netdev);
383 int err = -EOPNOTSUPP;
385 if (!adapter->fdb_mac_learn)
386 return ndo_dflt_fdb_del(ndm, tb, netdev, addr, vid);
388 if ((adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
389 qlcnic_sriov_check(adapter)) {
390 if (is_unicast_ether_addr(addr)) {
391 err = dev_uc_del(netdev, addr);
393 err = qlcnic_nic_del_mac(adapter, addr);
394 } else if (is_multicast_ether_addr(addr)) {
395 err = dev_mc_del(netdev, addr);
403 static int qlcnic_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
404 struct net_device *netdev,
405 const unsigned char *addr, u16 vid, u16 flags)
407 struct qlcnic_adapter *adapter = netdev_priv(netdev);
410 if (!adapter->fdb_mac_learn)
411 return ndo_dflt_fdb_add(ndm, tb, netdev, addr, vid, flags);
413 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) &&
414 !qlcnic_sriov_check(adapter)) {
415 pr_info("%s: FDB e-switch is not enabled\n", __func__);
419 if (ether_addr_equal(addr, adapter->mac_addr))
422 if (is_unicast_ether_addr(addr)) {
423 if (netdev_uc_count(netdev) < adapter->ahw->max_uc_count)
424 err = dev_uc_add_excl(netdev, addr);
427 } else if (is_multicast_ether_addr(addr)) {
428 err = dev_mc_add_excl(netdev, addr);
436 static int qlcnic_fdb_dump(struct sk_buff *skb, struct netlink_callback *ncb,
437 struct net_device *netdev,
438 struct net_device *filter_dev, int idx)
440 struct qlcnic_adapter *adapter = netdev_priv(netdev);
442 if (!adapter->fdb_mac_learn)
443 return ndo_dflt_fdb_dump(skb, ncb, netdev, filter_dev, idx);
445 if ((adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
446 qlcnic_sriov_check(adapter))
447 idx = ndo_dflt_fdb_dump(skb, ncb, netdev, filter_dev, idx);
452 static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter *adapter)
454 while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
455 usleep_range(10000, 11000);
457 if (!adapter->fw_work.work.func)
460 cancel_delayed_work_sync(&adapter->fw_work);
463 static int qlcnic_get_phys_port_id(struct net_device *netdev,
464 struct netdev_phys_item_id *ppid)
466 struct qlcnic_adapter *adapter = netdev_priv(netdev);
467 struct qlcnic_hardware_context *ahw = adapter->ahw;
469 if (!(adapter->flags & QLCNIC_HAS_PHYS_PORT_ID))
472 ppid->id_len = sizeof(ahw->phys_port_id);
473 memcpy(ppid->id, ahw->phys_port_id, ppid->id_len);
478 #ifdef CONFIG_QLCNIC_VXLAN
479 static void qlcnic_add_vxlan_port(struct net_device *netdev,
480 sa_family_t sa_family, __be16 port)
482 struct qlcnic_adapter *adapter = netdev_priv(netdev);
483 struct qlcnic_hardware_context *ahw = adapter->ahw;
485 /* Adapter supports only one VXLAN port. Use very first port
486 * for enabling offload
488 if (!qlcnic_encap_rx_offload(adapter) || ahw->vxlan_port)
491 ahw->vxlan_port = ntohs(port);
492 adapter->flags |= QLCNIC_ADD_VXLAN_PORT;
495 static void qlcnic_del_vxlan_port(struct net_device *netdev,
496 sa_family_t sa_family, __be16 port)
498 struct qlcnic_adapter *adapter = netdev_priv(netdev);
499 struct qlcnic_hardware_context *ahw = adapter->ahw;
501 if (!qlcnic_encap_rx_offload(adapter) || !ahw->vxlan_port ||
502 (ahw->vxlan_port != ntohs(port)))
505 adapter->flags |= QLCNIC_DEL_VXLAN_PORT;
508 static netdev_features_t qlcnic_features_check(struct sk_buff *skb,
509 struct net_device *dev,
510 netdev_features_t features)
512 return vxlan_features_check(skb, features);
516 static const struct net_device_ops qlcnic_netdev_ops = {
517 .ndo_open = qlcnic_open,
518 .ndo_stop = qlcnic_close,
519 .ndo_start_xmit = qlcnic_xmit_frame,
520 .ndo_get_stats = qlcnic_get_stats,
521 .ndo_validate_addr = eth_validate_addr,
522 .ndo_set_rx_mode = qlcnic_set_multi,
523 .ndo_set_mac_address = qlcnic_set_mac,
524 .ndo_change_mtu = qlcnic_change_mtu,
525 .ndo_fix_features = qlcnic_fix_features,
526 .ndo_set_features = qlcnic_set_features,
527 .ndo_tx_timeout = qlcnic_tx_timeout,
528 .ndo_vlan_rx_add_vid = qlcnic_vlan_rx_add,
529 .ndo_vlan_rx_kill_vid = qlcnic_vlan_rx_del,
530 .ndo_fdb_add = qlcnic_fdb_add,
531 .ndo_fdb_del = qlcnic_fdb_del,
532 .ndo_fdb_dump = qlcnic_fdb_dump,
533 .ndo_get_phys_port_id = qlcnic_get_phys_port_id,
534 #ifdef CONFIG_QLCNIC_VXLAN
535 .ndo_add_vxlan_port = qlcnic_add_vxlan_port,
536 .ndo_del_vxlan_port = qlcnic_del_vxlan_port,
537 .ndo_features_check = qlcnic_features_check,
539 #ifdef CONFIG_NET_POLL_CONTROLLER
540 .ndo_poll_controller = qlcnic_poll_controller,
542 #ifdef CONFIG_QLCNIC_SRIOV
543 .ndo_set_vf_mac = qlcnic_sriov_set_vf_mac,
544 .ndo_set_vf_rate = qlcnic_sriov_set_vf_tx_rate,
545 .ndo_get_vf_config = qlcnic_sriov_get_vf_config,
546 .ndo_set_vf_vlan = qlcnic_sriov_set_vf_vlan,
547 .ndo_set_vf_spoofchk = qlcnic_sriov_set_vf_spoofchk,
551 static const struct net_device_ops qlcnic_netdev_failed_ops = {
552 .ndo_open = qlcnic_open,
555 static struct qlcnic_nic_template qlcnic_ops = {
556 .config_bridged_mode = qlcnic_config_bridged_mode,
557 .config_led = qlcnic_82xx_config_led,
558 .start_firmware = qlcnic_82xx_start_firmware,
559 .request_reset = qlcnic_82xx_dev_request_reset,
560 .cancel_idc_work = qlcnic_82xx_cancel_idc_work,
561 .napi_add = qlcnic_82xx_napi_add,
562 .napi_del = qlcnic_82xx_napi_del,
563 .config_ipaddr = qlcnic_82xx_config_ipaddr,
564 .shutdown = qlcnic_82xx_shutdown,
565 .resume = qlcnic_82xx_resume,
566 .clear_legacy_intr = qlcnic_82xx_clear_legacy_intr,
569 struct qlcnic_nic_template qlcnic_vf_ops = {
570 .config_bridged_mode = qlcnicvf_config_bridged_mode,
571 .config_led = qlcnicvf_config_led,
572 .start_firmware = qlcnicvf_start_firmware
575 static struct qlcnic_hardware_ops qlcnic_hw_ops = {
576 .read_crb = qlcnic_82xx_read_crb,
577 .write_crb = qlcnic_82xx_write_crb,
578 .read_reg = qlcnic_82xx_hw_read_wx_2M,
579 .write_reg = qlcnic_82xx_hw_write_wx_2M,
580 .get_mac_address = qlcnic_82xx_get_mac_address,
581 .setup_intr = qlcnic_82xx_setup_intr,
582 .alloc_mbx_args = qlcnic_82xx_alloc_mbx_args,
583 .mbx_cmd = qlcnic_82xx_issue_cmd,
584 .get_func_no = qlcnic_82xx_get_func_no,
585 .api_lock = qlcnic_82xx_api_lock,
586 .api_unlock = qlcnic_82xx_api_unlock,
587 .add_sysfs = qlcnic_82xx_add_sysfs,
588 .remove_sysfs = qlcnic_82xx_remove_sysfs,
589 .process_lb_rcv_ring_diag = qlcnic_82xx_process_rcv_ring_diag,
590 .create_rx_ctx = qlcnic_82xx_fw_cmd_create_rx_ctx,
591 .create_tx_ctx = qlcnic_82xx_fw_cmd_create_tx_ctx,
592 .del_rx_ctx = qlcnic_82xx_fw_cmd_del_rx_ctx,
593 .del_tx_ctx = qlcnic_82xx_fw_cmd_del_tx_ctx,
594 .setup_link_event = qlcnic_82xx_linkevent_request,
595 .get_nic_info = qlcnic_82xx_get_nic_info,
596 .get_pci_info = qlcnic_82xx_get_pci_info,
597 .set_nic_info = qlcnic_82xx_set_nic_info,
598 .change_macvlan = qlcnic_82xx_sre_macaddr_change,
599 .napi_enable = qlcnic_82xx_napi_enable,
600 .napi_disable = qlcnic_82xx_napi_disable,
601 .config_intr_coal = qlcnic_82xx_config_intr_coalesce,
602 .config_rss = qlcnic_82xx_config_rss,
603 .config_hw_lro = qlcnic_82xx_config_hw_lro,
604 .config_loopback = qlcnic_82xx_set_lb_mode,
605 .clear_loopback = qlcnic_82xx_clear_lb_mode,
606 .config_promisc_mode = qlcnic_82xx_nic_set_promisc,
607 .change_l2_filter = qlcnic_82xx_change_filter,
608 .get_board_info = qlcnic_82xx_get_board_info,
609 .set_mac_filter_count = qlcnic_82xx_set_mac_filter_count,
610 .free_mac_list = qlcnic_82xx_free_mac_list,
611 .read_phys_port_id = qlcnic_82xx_read_phys_port_id,
612 .io_error_detected = qlcnic_82xx_io_error_detected,
613 .io_slot_reset = qlcnic_82xx_io_slot_reset,
614 .io_resume = qlcnic_82xx_io_resume,
615 .get_beacon_state = qlcnic_82xx_get_beacon_state,
616 .enable_sds_intr = qlcnic_82xx_enable_sds_intr,
617 .disable_sds_intr = qlcnic_82xx_disable_sds_intr,
618 .enable_tx_intr = qlcnic_82xx_enable_tx_intr,
619 .disable_tx_intr = qlcnic_82xx_disable_tx_intr,
620 .get_saved_state = qlcnic_82xx_get_saved_state,
621 .set_saved_state = qlcnic_82xx_set_saved_state,
622 .cache_tmpl_hdr_values = qlcnic_82xx_cache_tmpl_hdr_values,
623 .get_cap_size = qlcnic_82xx_get_cap_size,
624 .set_sys_info = qlcnic_82xx_set_sys_info,
625 .store_cap_mask = qlcnic_82xx_store_cap_mask,
628 static int qlcnic_check_multi_tx_capability(struct qlcnic_adapter *adapter)
630 struct qlcnic_hardware_context *ahw = adapter->ahw;
632 if (qlcnic_82xx_check(adapter) &&
633 (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_2_MULTI_TX)) {
634 test_and_set_bit(__QLCNIC_MULTI_TX_UNIQUE, &adapter->state);
641 static int qlcnic_max_rings(struct qlcnic_adapter *adapter, u8 ring_cnt,
644 int num_rings, max_rings = QLCNIC_MAX_SDS_RINGS;
646 if (queue_type == QLCNIC_RX_QUEUE)
647 max_rings = adapter->max_sds_rings;
648 else if (queue_type == QLCNIC_TX_QUEUE)
649 max_rings = adapter->max_tx_rings;
651 num_rings = rounddown_pow_of_two(min_t(int, num_online_cpus(),
654 if (ring_cnt > num_rings)
660 void qlcnic_set_tx_ring_count(struct qlcnic_adapter *adapter, u8 tx_cnt)
662 /* 83xx adapter does not have max_tx_rings intialized in probe */
663 if (adapter->max_tx_rings)
664 adapter->drv_tx_rings = qlcnic_max_rings(adapter, tx_cnt,
667 adapter->drv_tx_rings = tx_cnt;
670 void qlcnic_set_sds_ring_count(struct qlcnic_adapter *adapter, u8 rx_cnt)
672 /* 83xx adapter does not have max_sds_rings intialized in probe */
673 if (adapter->max_sds_rings)
674 adapter->drv_sds_rings = qlcnic_max_rings(adapter, rx_cnt,
677 adapter->drv_sds_rings = rx_cnt;
680 int qlcnic_setup_tss_rss_intr(struct qlcnic_adapter *adapter)
682 struct pci_dev *pdev = adapter->pdev;
683 int num_msix = 0, err = 0, vector;
685 adapter->flags &= ~QLCNIC_TSS_RSS;
687 if (adapter->drv_tss_rings > 0)
688 num_msix += adapter->drv_tss_rings;
690 num_msix += adapter->drv_tx_rings;
692 if (adapter->drv_rss_rings > 0)
693 num_msix += adapter->drv_rss_rings;
695 num_msix += adapter->drv_sds_rings;
697 if (qlcnic_83xx_check(adapter))
700 if (!adapter->msix_entries) {
701 adapter->msix_entries = kcalloc(num_msix,
702 sizeof(struct msix_entry),
704 if (!adapter->msix_entries)
708 for (vector = 0; vector < num_msix; vector++)
709 adapter->msix_entries[vector].entry = vector;
712 err = pci_enable_msix_exact(pdev, adapter->msix_entries, num_msix);
713 if (err == -ENOSPC) {
714 if (!adapter->drv_tss_rings && !adapter->drv_rss_rings)
717 netdev_info(adapter->netdev,
718 "Unable to allocate %d MSI-X vectors, Available vectors %d\n",
721 num_msix = adapter->drv_tx_rings + adapter->drv_sds_rings;
723 /* Set rings to 0 so we can restore original TSS/RSS count */
724 adapter->drv_tss_rings = 0;
725 adapter->drv_rss_rings = 0;
727 if (qlcnic_83xx_check(adapter))
730 netdev_info(adapter->netdev,
731 "Restoring %d Tx, %d SDS rings for total %d vectors.\n",
732 adapter->drv_tx_rings, adapter->drv_sds_rings,
736 } else if (err < 0) {
740 adapter->ahw->num_msix = num_msix;
741 if (adapter->drv_tss_rings > 0)
742 adapter->drv_tx_rings = adapter->drv_tss_rings;
744 if (adapter->drv_rss_rings > 0)
745 adapter->drv_sds_rings = adapter->drv_rss_rings;
750 int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix)
752 struct pci_dev *pdev = adapter->pdev;
755 if (!adapter->msix_entries) {
756 adapter->msix_entries = kcalloc(num_msix,
757 sizeof(struct msix_entry),
759 if (!adapter->msix_entries)
763 adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED);
765 if (adapter->ahw->msix_supported) {
767 for (vector = 0; vector < num_msix; vector++)
768 adapter->msix_entries[vector].entry = vector;
770 err = pci_enable_msix_range(pdev,
771 adapter->msix_entries, 1, num_msix);
773 if (err == num_msix) {
774 adapter->flags |= QLCNIC_MSIX_ENABLED;
775 adapter->ahw->num_msix = num_msix;
776 dev_info(&pdev->dev, "using msi-x interrupts\n");
778 } else if (err > 0) {
779 pci_disable_msix(pdev);
782 "Unable to allocate %d MSI-X vectors, Available vectors %d\n",
785 if (qlcnic_82xx_check(adapter)) {
786 num_msix = rounddown_pow_of_two(err);
787 if (err < QLCNIC_82XX_MINIMUM_VECTOR)
790 num_msix = rounddown_pow_of_two(err - 1);
792 if (err < QLCNIC_83XX_MINIMUM_VECTOR)
796 if (qlcnic_82xx_check(adapter) &&
797 !qlcnic_check_multi_tx(adapter)) {
798 adapter->drv_sds_rings = num_msix;
799 adapter->drv_tx_rings = QLCNIC_SINGLE_RING;
801 /* Distribute vectors equally */
802 adapter->drv_tx_rings = num_msix / 2;
803 adapter->drv_sds_rings = adapter->drv_tx_rings;
808 "Trying to allocate %d MSI-X interrupt vectors\n",
814 "Unable to allocate %d MSI-X vectors, err=%d\n",
823 static int qlcnic_82xx_calculate_msix_vector(struct qlcnic_adapter *adapter)
827 num_msix = adapter->drv_sds_rings;
829 if (qlcnic_check_multi_tx(adapter))
830 num_msix += adapter->drv_tx_rings;
832 num_msix += QLCNIC_SINGLE_RING;
837 static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter)
840 u32 offset, mask_reg;
841 const struct qlcnic_legacy_intr_set *legacy_intrp;
842 struct qlcnic_hardware_context *ahw = adapter->ahw;
843 struct pci_dev *pdev = adapter->pdev;
845 if (qlcnic_use_msi && !pci_enable_msi(pdev)) {
846 adapter->flags |= QLCNIC_MSI_ENABLED;
847 offset = msi_tgt_status[adapter->ahw->pci_func];
848 adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter->ahw,
850 dev_info(&pdev->dev, "using msi interrupts\n");
851 adapter->msix_entries[0].vector = pdev->irq;
855 if (qlcnic_use_msi || qlcnic_use_msi_x)
858 legacy_intrp = &legacy_intr[adapter->ahw->pci_func];
859 adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit;
860 offset = legacy_intrp->tgt_status_reg;
861 adapter->tgt_status_reg = qlcnic_get_ioaddr(ahw, offset);
862 mask_reg = legacy_intrp->tgt_mask_reg;
863 adapter->tgt_mask_reg = qlcnic_get_ioaddr(ahw, mask_reg);
864 adapter->isr_int_vec = qlcnic_get_ioaddr(ahw, ISR_INT_VECTOR);
865 adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG);
866 dev_info(&pdev->dev, "using legacy interrupts\n");
867 adapter->msix_entries[0].vector = pdev->irq;
871 static int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter)
873 int num_msix, err = 0;
875 if (adapter->flags & QLCNIC_TSS_RSS) {
876 err = qlcnic_setup_tss_rss_intr(adapter);
879 num_msix = adapter->ahw->num_msix;
881 num_msix = qlcnic_82xx_calculate_msix_vector(adapter);
883 err = qlcnic_enable_msix(adapter, num_msix);
887 if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) {
888 qlcnic_disable_multi_tx(adapter);
889 adapter->drv_sds_rings = QLCNIC_SINGLE_RING;
891 err = qlcnic_enable_msi_legacy(adapter);
900 int qlcnic_82xx_mq_intrpt(struct qlcnic_adapter *adapter, int op_type)
902 struct qlcnic_hardware_context *ahw = adapter->ahw;
905 if (qlcnic_check_multi_tx(adapter) &&
907 (adapter->flags & QLCNIC_MSIX_ENABLED)) {
908 ahw->intr_tbl = vzalloc(ahw->num_msix *
909 sizeof(struct qlcnic_intrpt_config));
913 for (i = 0; i < ahw->num_msix; i++) {
914 ahw->intr_tbl[i].type = QLCNIC_INTRPT_MSIX;
915 ahw->intr_tbl[i].id = i;
916 ahw->intr_tbl[i].src = 0;
919 err = qlcnic_82xx_config_intrpt(adapter, 1);
921 dev_err(&adapter->pdev->dev,
922 "Failed to configure Interrupt for %d vector\n",
930 void qlcnic_teardown_intr(struct qlcnic_adapter *adapter)
932 if (adapter->flags & QLCNIC_MSIX_ENABLED)
933 pci_disable_msix(adapter->pdev);
934 if (adapter->flags & QLCNIC_MSI_ENABLED)
935 pci_disable_msi(adapter->pdev);
937 kfree(adapter->msix_entries);
938 adapter->msix_entries = NULL;
940 if (adapter->ahw->intr_tbl) {
941 vfree(adapter->ahw->intr_tbl);
942 adapter->ahw->intr_tbl = NULL;
946 static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context *ahw)
948 if (ahw->pci_base0 != NULL)
949 iounmap(ahw->pci_base0);
952 static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter)
954 struct qlcnic_hardware_context *ahw = adapter->ahw;
955 struct qlcnic_pci_info *pci_info;
958 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) {
959 switch (ahw->port_type) {
961 ahw->total_nic_func = QLCNIC_NIU_MAX_GBE_PORTS;
964 ahw->total_nic_func = QLCNIC_NIU_MAX_XG_PORTS;
970 if (ahw->op_mode == QLCNIC_MGMT_FUNC)
973 pci_info = kcalloc(ahw->max_vnic_func, sizeof(*pci_info), GFP_KERNEL);
977 ret = qlcnic_get_pci_info(adapter, pci_info);
982 static bool qlcnic_port_eswitch_cfg_capability(struct qlcnic_adapter *adapter)
986 if (qlcnic_84xx_check(adapter)) {
988 } else if (qlcnic_83xx_check(adapter)) {
989 if (adapter->ahw->extra_capability[0] &
990 QLCNIC_FW_CAPABILITY_2_PER_PORT_ESWITCH_CFG)
999 int qlcnic_init_pci_info(struct qlcnic_adapter *adapter)
1001 struct qlcnic_hardware_context *ahw = adapter->ahw;
1002 struct qlcnic_pci_info *pci_info;
1003 int i, id = 0, ret = 0, j = 0;
1007 pci_info = kcalloc(ahw->max_vnic_func, sizeof(*pci_info), GFP_KERNEL);
1011 ret = qlcnic_get_pci_info(adapter, pci_info);
1015 act_pci_func = ahw->total_nic_func;
1017 adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) *
1018 act_pci_func, GFP_KERNEL);
1019 if (!adapter->npars) {
1024 adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) *
1025 QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL);
1026 if (!adapter->eswitch) {
1031 for (i = 0; i < ahw->max_vnic_func; i++) {
1032 pfn = pci_info[i].id;
1034 if (pfn >= ahw->max_vnic_func) {
1035 ret = QL_STATUS_INVALID_PARAM;
1036 dev_err(&adapter->pdev->dev, "%s: Invalid function 0x%x, max 0x%x\n",
1037 __func__, pfn, ahw->max_vnic_func);
1041 if (!pci_info[i].active ||
1042 (pci_info[i].type != QLCNIC_TYPE_NIC))
1045 if (qlcnic_port_eswitch_cfg_capability(adapter)) {
1046 if (!qlcnic_83xx_set_port_eswitch_status(adapter, pfn,
1048 adapter->npars[j].eswitch_status = true;
1052 adapter->npars[j].eswitch_status = true;
1055 adapter->npars[j].pci_func = pfn;
1056 adapter->npars[j].active = (u8)pci_info[i].active;
1057 adapter->npars[j].type = (u8)pci_info[i].type;
1058 adapter->npars[j].phy_port = (u8)pci_info[i].default_port;
1059 adapter->npars[j].min_bw = pci_info[i].tx_min_bw;
1060 adapter->npars[j].max_bw = pci_info[i].tx_max_bw;
1062 memcpy(&adapter->npars[j].mac, &pci_info[i].mac, ETH_ALEN);
1066 /* Update eSwitch status for adapters without per port eSwitch
1067 * configuration capability
1069 if (!qlcnic_port_eswitch_cfg_capability(adapter)) {
1070 for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++)
1071 adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE;
1078 kfree(adapter->eswitch);
1079 adapter->eswitch = NULL;
1081 kfree(adapter->npars);
1082 adapter->npars = NULL;
1090 qlcnic_set_function_modes(struct qlcnic_adapter *adapter)
1094 u32 data = QLCNIC_MGMT_FUNC;
1095 struct qlcnic_hardware_context *ahw = adapter->ahw;
1097 ret = qlcnic_api_lock(adapter);
1102 data = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
1103 data = (data & ~QLC_DEV_SET_DRV(0xf, id)) |
1104 QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC, id);
1105 QLC_SHARED_REG_WR32(adapter, QLCNIC_DRV_OP_MODE, data);
1106 qlcnic_api_unlock(adapter);
1111 static void qlcnic_check_vf(struct qlcnic_adapter *adapter,
1112 const struct pci_device_id *ent)
1114 u32 op_mode, priv_level;
1116 /* Determine FW API version */
1117 adapter->ahw->fw_hal_version = QLC_SHARED_REG_RD32(adapter,
1120 /* Find PCI function number */
1121 qlcnic_get_func_no(adapter);
1123 /* Determine function privilege level */
1124 op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
1125 if (op_mode == QLC_DEV_DRV_DEFAULT)
1126 priv_level = QLCNIC_MGMT_FUNC;
1128 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1130 if (priv_level == QLCNIC_NON_PRIV_FUNC) {
1131 adapter->ahw->op_mode = QLCNIC_NON_PRIV_FUNC;
1132 dev_info(&adapter->pdev->dev,
1133 "HAL Version: %d Non Privileged function\n",
1134 adapter->ahw->fw_hal_version);
1135 adapter->nic_ops = &qlcnic_vf_ops;
1137 adapter->nic_ops = &qlcnic_ops;
1140 #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL
1141 #define QLCNIC_83XX_BAR0_LENGTH 0x4000
1142 static void qlcnic_get_bar_length(u32 dev_id, ulong *bar)
1145 case PCI_DEVICE_ID_QLOGIC_QLE824X:
1146 *bar = QLCNIC_82XX_BAR0_LENGTH;
1148 case PCI_DEVICE_ID_QLOGIC_QLE834X:
1149 case PCI_DEVICE_ID_QLOGIC_QLE8830:
1150 case PCI_DEVICE_ID_QLOGIC_QLE844X:
1151 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X:
1152 case PCI_DEVICE_ID_QLOGIC_VF_QLE844X:
1153 *bar = QLCNIC_83XX_BAR0_LENGTH;
1160 static int qlcnic_setup_pci_map(struct pci_dev *pdev,
1161 struct qlcnic_hardware_context *ahw)
1164 void __iomem *mem_ptr0 = NULL;
1165 unsigned long mem_len, pci_len0 = 0, bar0_len;
1167 /* remap phys address */
1168 mem_len = pci_resource_len(pdev, 0);
1170 qlcnic_get_bar_length(pdev->device, &bar0_len);
1171 if (mem_len >= bar0_len) {
1173 mem_ptr0 = pci_ioremap_bar(pdev, 0);
1174 if (mem_ptr0 == NULL) {
1175 dev_err(&pdev->dev, "failed to map PCI bar 0\n");
1183 dev_info(&pdev->dev, "%dKB memory map\n", (int)(mem_len >> 10));
1185 ahw->pci_base0 = mem_ptr0;
1186 ahw->pci_len0 = pci_len0;
1187 offset = QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw->pci_func));
1188 qlcnic_get_ioaddr(ahw, offset);
1193 static bool qlcnic_validate_subsystem_id(struct qlcnic_adapter *adapter,
1196 struct pci_dev *pdev = adapter->pdev;
1197 unsigned short subsystem_vendor;
1200 subsystem_vendor = pdev->subsystem_vendor;
1202 if (pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X ||
1203 pdev->device == PCI_DEVICE_ID_QLOGIC_QLE834X) {
1204 if (qlcnic_boards[index].sub_vendor == subsystem_vendor &&
1205 qlcnic_boards[index].sub_device == pdev->subsystem_device)
1214 static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name)
1216 struct pci_dev *pdev = adapter->pdev;
1219 for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) {
1220 if (qlcnic_boards[i].vendor == pdev->vendor &&
1221 qlcnic_boards[i].device == pdev->device &&
1222 qlcnic_validate_subsystem_id(adapter, i)) {
1229 sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr);
1231 sprintf(name, "%pM: %s" , adapter->mac_addr,
1232 qlcnic_boards[i].short_name);
1236 qlcnic_check_options(struct qlcnic_adapter *adapter)
1239 u32 fw_major, fw_minor, fw_build, prev_fw_version;
1240 struct pci_dev *pdev = adapter->pdev;
1241 struct qlcnic_hardware_context *ahw = adapter->ahw;
1242 struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump;
1244 prev_fw_version = adapter->fw_version;
1246 fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR);
1247 fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR);
1248 fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB);
1250 adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build);
1252 err = qlcnic_get_board_info(adapter);
1254 dev_err(&pdev->dev, "Error getting board config info.\n");
1257 if (ahw->op_mode != QLCNIC_NON_PRIV_FUNC) {
1258 if (fw_dump->tmpl_hdr == NULL ||
1259 adapter->fw_version > prev_fw_version) {
1260 if (fw_dump->tmpl_hdr)
1261 vfree(fw_dump->tmpl_hdr);
1262 if (!qlcnic_fw_cmd_get_minidump_temp(adapter))
1263 dev_info(&pdev->dev,
1264 "Supports FW dump capability\n");
1268 dev_info(&pdev->dev, "Driver v%s, firmware v%d.%d.%d\n",
1269 QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build);
1271 if (adapter->ahw->port_type == QLCNIC_XGBE) {
1272 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
1273 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF;
1274 adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF;
1276 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G;
1277 adapter->max_rxd = MAX_RCV_DESCRIPTORS_10G;
1280 adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
1281 adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
1283 } else if (adapter->ahw->port_type == QLCNIC_GBE) {
1284 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G;
1285 adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
1286 adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
1287 adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G;
1290 adapter->ahw->msix_supported = !!qlcnic_use_msi_x;
1292 adapter->num_txd = MAX_CMD_DESCRIPTORS;
1294 adapter->max_rds_rings = MAX_RDS_RINGS;
1298 qlcnic_initialize_nic(struct qlcnic_adapter *adapter)
1300 struct qlcnic_info nic_info;
1303 memset(&nic_info, 0, sizeof(struct qlcnic_info));
1304 err = qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw->pci_func);
1308 adapter->ahw->physical_port = (u8)nic_info.phys_port;
1309 adapter->ahw->switch_mode = nic_info.switch_mode;
1310 adapter->ahw->max_tx_ques = nic_info.max_tx_ques;
1311 adapter->ahw->max_rx_ques = nic_info.max_rx_ques;
1312 adapter->ahw->capabilities = nic_info.capabilities;
1314 if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) {
1316 temp = QLCRD32(adapter, CRB_FW_CAPABILITIES_2, &err);
1319 adapter->ahw->extra_capability[0] = temp;
1321 adapter->ahw->extra_capability[0] = 0;
1324 adapter->ahw->max_mac_filters = nic_info.max_mac_filters;
1325 adapter->ahw->max_mtu = nic_info.max_mtu;
1327 if (adapter->ahw->capabilities & BIT_6) {
1328 adapter->flags |= QLCNIC_ESWITCH_ENABLED;
1329 adapter->ahw->nic_mode = QLCNIC_VNIC_MODE;
1330 adapter->max_tx_rings = QLCNIC_MAX_HW_VNIC_TX_RINGS;
1331 adapter->max_sds_rings = QLCNIC_MAX_VNIC_SDS_RINGS;
1333 dev_info(&adapter->pdev->dev, "vNIC mode enabled.\n");
1335 adapter->ahw->nic_mode = QLCNIC_DEFAULT_MODE;
1336 adapter->max_tx_rings = QLCNIC_MAX_HW_TX_RINGS;
1337 adapter->max_sds_rings = QLCNIC_MAX_SDS_RINGS;
1338 adapter->flags &= ~QLCNIC_ESWITCH_ENABLED;
1344 void qlcnic_set_vlan_config(struct qlcnic_adapter *adapter,
1345 struct qlcnic_esw_func_cfg *esw_cfg)
1347 if (esw_cfg->discard_tagged)
1348 adapter->flags &= ~QLCNIC_TAGGING_ENABLED;
1350 adapter->flags |= QLCNIC_TAGGING_ENABLED;
1352 if (esw_cfg->vlan_id) {
1353 adapter->rx_pvid = esw_cfg->vlan_id;
1354 adapter->tx_pvid = esw_cfg->vlan_id;
1356 adapter->rx_pvid = 0;
1357 adapter->tx_pvid = 0;
1362 qlcnic_vlan_rx_add(struct net_device *netdev, __be16 proto, u16 vid)
1364 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1367 if (qlcnic_sriov_vf_check(adapter)) {
1368 err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 1);
1371 "Cannot add VLAN filter for VLAN id %d, err=%d",
1377 set_bit(vid, adapter->vlans);
1382 qlcnic_vlan_rx_del(struct net_device *netdev, __be16 proto, u16 vid)
1384 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1387 if (qlcnic_sriov_vf_check(adapter)) {
1388 err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 0);
1391 "Cannot delete VLAN filter for VLAN id %d, err=%d",
1397 qlcnic_restore_indev_addr(netdev, NETDEV_DOWN);
1398 clear_bit(vid, adapter->vlans);
1402 void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter,
1403 struct qlcnic_esw_func_cfg *esw_cfg)
1405 adapter->flags &= ~(QLCNIC_MACSPOOF | QLCNIC_MAC_OVERRIDE_DISABLED |
1406 QLCNIC_PROMISC_DISABLED);
1408 if (esw_cfg->mac_anti_spoof)
1409 adapter->flags |= QLCNIC_MACSPOOF;
1411 if (!esw_cfg->mac_override)
1412 adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED;
1414 if (!esw_cfg->promisc_mode)
1415 adapter->flags |= QLCNIC_PROMISC_DISABLED;
1418 int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter)
1420 struct qlcnic_esw_func_cfg esw_cfg;
1422 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
1425 esw_cfg.pci_func = adapter->ahw->pci_func;
1426 if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg))
1428 qlcnic_set_vlan_config(adapter, &esw_cfg);
1429 qlcnic_set_eswitch_port_features(adapter, &esw_cfg);
1430 qlcnic_set_netdev_features(adapter, &esw_cfg);
1435 void qlcnic_set_netdev_features(struct qlcnic_adapter *adapter,
1436 struct qlcnic_esw_func_cfg *esw_cfg)
1438 struct net_device *netdev = adapter->netdev;
1440 if (qlcnic_83xx_check(adapter))
1443 adapter->offload_flags = esw_cfg->offload_flags;
1444 adapter->flags |= QLCNIC_APP_CHANGED_FLAGS;
1445 netdev_update_features(netdev);
1446 adapter->flags &= ~QLCNIC_APP_CHANGED_FLAGS;
1450 qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter)
1452 u32 op_mode, priv_level;
1455 err = qlcnic_initialize_nic(adapter);
1459 if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED)
1462 op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
1463 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1465 if (op_mode == QLC_DEV_DRV_DEFAULT)
1466 priv_level = QLCNIC_MGMT_FUNC;
1468 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1470 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
1471 if (priv_level == QLCNIC_MGMT_FUNC) {
1472 adapter->ahw->op_mode = QLCNIC_MGMT_FUNC;
1473 err = qlcnic_init_pci_info(adapter);
1476 /* Set privilege level for other functions */
1477 qlcnic_set_function_modes(adapter);
1478 dev_info(&adapter->pdev->dev,
1479 "HAL Version: %d, Management function\n",
1480 adapter->ahw->fw_hal_version);
1481 } else if (priv_level == QLCNIC_PRIV_FUNC) {
1482 adapter->ahw->op_mode = QLCNIC_PRIV_FUNC;
1483 dev_info(&adapter->pdev->dev,
1484 "HAL Version: %d, Privileged function\n",
1485 adapter->ahw->fw_hal_version);
1488 adapter->ahw->nic_mode = QLCNIC_DEFAULT_MODE;
1491 adapter->flags |= QLCNIC_ADAPTER_INITIALIZED;
1496 int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter)
1498 struct qlcnic_esw_func_cfg esw_cfg;
1499 struct qlcnic_npar_info *npar;
1502 if (adapter->need_fw_reset)
1505 for (i = 0; i < adapter->ahw->total_nic_func; i++) {
1506 if (!adapter->npars[i].eswitch_status)
1509 memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg));
1510 esw_cfg.pci_func = adapter->npars[i].pci_func;
1511 esw_cfg.mac_override = BIT_0;
1512 esw_cfg.promisc_mode = BIT_0;
1513 if (qlcnic_82xx_check(adapter)) {
1514 esw_cfg.offload_flags = BIT_0;
1515 if (QLCNIC_IS_TSO_CAPABLE(adapter))
1516 esw_cfg.offload_flags |= (BIT_1 | BIT_2);
1518 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1520 npar = &adapter->npars[i];
1521 npar->pvid = esw_cfg.vlan_id;
1522 npar->mac_override = esw_cfg.mac_override;
1523 npar->mac_anti_spoof = esw_cfg.mac_anti_spoof;
1524 npar->discard_tagged = esw_cfg.discard_tagged;
1525 npar->promisc_mode = esw_cfg.promisc_mode;
1526 npar->offload_flags = esw_cfg.offload_flags;
1534 qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter,
1535 struct qlcnic_npar_info *npar, int pci_func)
1537 struct qlcnic_esw_func_cfg esw_cfg;
1538 esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS;
1539 esw_cfg.pci_func = pci_func;
1540 esw_cfg.vlan_id = npar->pvid;
1541 esw_cfg.mac_override = npar->mac_override;
1542 esw_cfg.discard_tagged = npar->discard_tagged;
1543 esw_cfg.mac_anti_spoof = npar->mac_anti_spoof;
1544 esw_cfg.offload_flags = npar->offload_flags;
1545 esw_cfg.promisc_mode = npar->promisc_mode;
1546 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1549 esw_cfg.op_mode = QLCNIC_ADD_VLAN;
1550 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1556 int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter)
1559 struct qlcnic_npar_info *npar;
1560 struct qlcnic_info nic_info;
1563 if (qlcnic_82xx_check(adapter))
1564 if (!adapter->need_fw_reset)
1567 /* Set the NPAR config data after FW reset */
1568 for (i = 0; i < adapter->ahw->total_nic_func; i++) {
1569 npar = &adapter->npars[i];
1570 pci_func = npar->pci_func;
1571 if (!adapter->npars[i].eswitch_status)
1574 memset(&nic_info, 0, sizeof(struct qlcnic_info));
1575 err = qlcnic_get_nic_info(adapter, &nic_info, pci_func);
1578 nic_info.min_tx_bw = npar->min_bw;
1579 nic_info.max_tx_bw = npar->max_bw;
1580 err = qlcnic_set_nic_info(adapter, &nic_info);
1584 if (npar->enable_pm) {
1585 err = qlcnic_config_port_mirroring(adapter,
1591 err = qlcnic_reset_eswitch_config(adapter, npar, pci_func);
1598 static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter)
1600 u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO;
1603 if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC)
1606 npar_state = QLC_SHARED_REG_RD32(adapter,
1607 QLCNIC_CRB_DEV_NPAR_STATE);
1608 while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) {
1610 npar_state = QLC_SHARED_REG_RD32(adapter,
1611 QLCNIC_CRB_DEV_NPAR_STATE);
1613 if (!npar_opt_timeo) {
1614 dev_err(&adapter->pdev->dev,
1615 "Waiting for NPAR state to operational timeout\n");
1622 qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter)
1626 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
1627 adapter->ahw->op_mode != QLCNIC_MGMT_FUNC)
1630 err = qlcnic_set_default_offload_settings(adapter);
1634 err = qlcnic_reset_npar_config(adapter);
1638 qlcnic_dev_set_npar_ready(adapter);
1643 static int qlcnic_82xx_start_firmware(struct qlcnic_adapter *adapter)
1647 err = qlcnic_can_start_firmware(adapter);
1651 goto check_fw_status;
1653 if (qlcnic_load_fw_file)
1654 qlcnic_request_firmware(adapter);
1656 err = qlcnic_check_flash_fw_ver(adapter);
1660 adapter->ahw->fw_type = QLCNIC_FLASH_ROMIMAGE;
1663 err = qlcnic_need_fw_reset(adapter);
1665 goto check_fw_status;
1667 err = qlcnic_pinit_from_rom(adapter);
1671 err = qlcnic_load_firmware(adapter);
1675 qlcnic_release_firmware(adapter);
1676 QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION);
1679 err = qlcnic_check_fw_status(adapter);
1683 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY);
1684 qlcnic_idc_debug_info(adapter, 1);
1685 err = qlcnic_check_eswitch_mode(adapter);
1687 dev_err(&adapter->pdev->dev,
1688 "Memory allocation failed for eswitch\n");
1691 err = qlcnic_set_mgmt_operations(adapter);
1695 qlcnic_check_options(adapter);
1696 adapter->need_fw_reset = 0;
1698 qlcnic_release_firmware(adapter);
1702 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED);
1703 dev_err(&adapter->pdev->dev, "Device state set to failed\n");
1705 qlcnic_release_firmware(adapter);
1710 qlcnic_request_irq(struct qlcnic_adapter *adapter)
1712 irq_handler_t handler;
1713 struct qlcnic_host_sds_ring *sds_ring;
1714 struct qlcnic_host_tx_ring *tx_ring;
1715 int err, ring, num_sds_rings;
1717 unsigned long flags = 0;
1718 struct net_device *netdev = adapter->netdev;
1719 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1721 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1722 if (qlcnic_82xx_check(adapter))
1723 handler = qlcnic_tmp_intr;
1725 handler = qlcnic_83xx_tmp_intr;
1726 if (!QLCNIC_IS_MSI_FAMILY(adapter))
1727 flags |= IRQF_SHARED;
1730 if (adapter->flags & QLCNIC_MSIX_ENABLED)
1731 handler = qlcnic_msix_intr;
1732 else if (adapter->flags & QLCNIC_MSI_ENABLED)
1733 handler = qlcnic_msi_intr;
1735 flags |= IRQF_SHARED;
1736 if (qlcnic_82xx_check(adapter))
1737 handler = qlcnic_intr;
1739 handler = qlcnic_83xx_intr;
1742 adapter->irq = netdev->irq;
1744 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
1745 if (qlcnic_82xx_check(adapter) ||
1746 (qlcnic_83xx_check(adapter) &&
1747 (adapter->flags & QLCNIC_MSIX_ENABLED))) {
1748 num_sds_rings = adapter->drv_sds_rings;
1749 for (ring = 0; ring < num_sds_rings; ring++) {
1750 sds_ring = &recv_ctx->sds_rings[ring];
1751 if (qlcnic_82xx_check(adapter) &&
1752 !qlcnic_check_multi_tx(adapter) &&
1753 (ring == (num_sds_rings - 1))) {
1754 if (!(adapter->flags &
1755 QLCNIC_MSIX_ENABLED))
1756 snprintf(sds_ring->name,
1757 sizeof(sds_ring->name),
1760 snprintf(sds_ring->name,
1761 sizeof(sds_ring->name),
1763 netdev->name, ring);
1765 snprintf(sds_ring->name,
1766 sizeof(sds_ring->name),
1768 netdev->name, ring);
1770 err = request_irq(sds_ring->irq, handler, flags,
1771 sds_ring->name, sds_ring);
1776 if ((qlcnic_82xx_check(adapter) &&
1777 qlcnic_check_multi_tx(adapter)) ||
1778 (qlcnic_83xx_check(adapter) &&
1779 (adapter->flags & QLCNIC_MSIX_ENABLED) &&
1780 !(adapter->flags & QLCNIC_TX_INTR_SHARED))) {
1781 handler = qlcnic_msix_tx_intr;
1782 for (ring = 0; ring < adapter->drv_tx_rings;
1784 tx_ring = &adapter->tx_ring[ring];
1785 snprintf(tx_ring->name, sizeof(tx_ring->name),
1786 "%s-tx-%d", netdev->name, ring);
1787 err = request_irq(tx_ring->irq, handler, flags,
1788 tx_ring->name, tx_ring);
1798 qlcnic_free_irq(struct qlcnic_adapter *adapter)
1801 struct qlcnic_host_sds_ring *sds_ring;
1802 struct qlcnic_host_tx_ring *tx_ring;
1804 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1806 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
1807 if (qlcnic_82xx_check(adapter) ||
1808 (qlcnic_83xx_check(adapter) &&
1809 (adapter->flags & QLCNIC_MSIX_ENABLED))) {
1810 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
1811 sds_ring = &recv_ctx->sds_rings[ring];
1812 free_irq(sds_ring->irq, sds_ring);
1815 if ((qlcnic_83xx_check(adapter) &&
1816 !(adapter->flags & QLCNIC_TX_INTR_SHARED)) ||
1817 (qlcnic_82xx_check(adapter) &&
1818 qlcnic_check_multi_tx(adapter))) {
1819 for (ring = 0; ring < adapter->drv_tx_rings;
1821 tx_ring = &adapter->tx_ring[ring];
1823 free_irq(tx_ring->irq, tx_ring);
1829 static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter *adapter)
1833 if (qlcnic_82xx_check(adapter)) {
1834 if (adapter->ahw->extra_capability[0] &
1835 QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG)
1836 adapter->flags |= QLCNIC_FW_LRO_MSS_CAP;
1838 capab = adapter->ahw->capabilities;
1839 if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab))
1840 adapter->flags |= QLCNIC_FW_LRO_MSS_CAP;
1844 static int qlcnic_config_def_intr_coalesce(struct qlcnic_adapter *adapter)
1846 struct qlcnic_hardware_context *ahw = adapter->ahw;
1849 /* Initialize interrupt coalesce parameters */
1850 ahw->coal.flag = QLCNIC_INTR_DEFAULT;
1852 if (qlcnic_83xx_check(adapter)) {
1853 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX_TX;
1854 ahw->coal.tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US;
1855 ahw->coal.tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS;
1856 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
1857 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
1859 err = qlcnic_83xx_set_rx_tx_intr_coal(adapter);
1861 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX;
1862 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
1863 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
1865 err = qlcnic_82xx_set_rx_coalesce(adapter);
1871 int __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
1874 struct qlcnic_host_rds_ring *rds_ring;
1876 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1879 if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
1882 if (qlcnic_set_eswitch_port_config(adapter))
1885 qlcnic_get_lro_mss_capability(adapter);
1887 if (qlcnic_fw_create_ctx(adapter))
1890 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
1891 rds_ring = &adapter->recv_ctx->rds_rings[ring];
1892 qlcnic_post_rx_buffers(adapter, rds_ring, ring);
1895 qlcnic_set_multi(netdev);
1896 qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu);
1898 adapter->ahw->linkup = 0;
1900 if (adapter->drv_sds_rings > 1)
1901 qlcnic_config_rss(adapter, 1);
1903 qlcnic_config_def_intr_coalesce(adapter);
1905 if (netdev->features & NETIF_F_LRO)
1906 qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED);
1908 set_bit(__QLCNIC_DEV_UP, &adapter->state);
1909 qlcnic_napi_enable(adapter);
1911 qlcnic_linkevent_request(adapter, 1);
1913 adapter->ahw->reset_context = 0;
1914 netif_tx_start_all_queues(netdev);
1918 int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
1923 if (netif_running(netdev))
1924 err = __qlcnic_up(adapter, netdev);
1930 void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
1934 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1937 if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state))
1941 netif_carrier_off(netdev);
1942 adapter->ahw->linkup = 0;
1943 netif_tx_disable(netdev);
1945 qlcnic_free_mac_list(adapter);
1947 if (adapter->fhash.fnum)
1948 qlcnic_delete_lb_filters(adapter);
1950 qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE);
1951 if (qlcnic_sriov_vf_check(adapter))
1952 qlcnic_sriov_cleanup_async_list(&adapter->ahw->sriov->bc);
1954 qlcnic_napi_disable(adapter);
1956 qlcnic_fw_destroy_ctx(adapter);
1957 adapter->flags &= ~QLCNIC_FW_LRO_MSS_CAP;
1959 qlcnic_reset_rx_buffers_list(adapter);
1961 for (ring = 0; ring < adapter->drv_tx_rings; ring++)
1962 qlcnic_release_tx_buffers(adapter, &adapter->tx_ring[ring]);
1965 /* Usage: During suspend and firmware recovery module */
1967 void qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
1970 if (netif_running(netdev))
1971 __qlcnic_down(adapter, netdev);
1977 qlcnic_attach(struct qlcnic_adapter *adapter)
1979 struct net_device *netdev = adapter->netdev;
1980 struct pci_dev *pdev = adapter->pdev;
1983 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC)
1986 err = qlcnic_napi_add(adapter, netdev);
1990 err = qlcnic_alloc_sw_resources(adapter);
1992 dev_err(&pdev->dev, "Error in setting sw resources\n");
1993 goto err_out_napi_del;
1996 err = qlcnic_alloc_hw_resources(adapter);
1998 dev_err(&pdev->dev, "Error in setting hw resources\n");
1999 goto err_out_free_sw;
2002 err = qlcnic_request_irq(adapter);
2004 dev_err(&pdev->dev, "failed to setup interrupt\n");
2005 goto err_out_free_hw;
2008 qlcnic_create_sysfs_entries(adapter);
2010 #ifdef CONFIG_QLCNIC_VXLAN
2011 if (qlcnic_encap_rx_offload(adapter))
2012 vxlan_get_rx_port(netdev);
2015 adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC;
2019 qlcnic_free_hw_resources(adapter);
2021 qlcnic_free_sw_resources(adapter);
2023 qlcnic_napi_del(adapter);
2027 void qlcnic_detach(struct qlcnic_adapter *adapter)
2029 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
2032 qlcnic_remove_sysfs_entries(adapter);
2034 qlcnic_free_hw_resources(adapter);
2035 qlcnic_release_rx_buffers(adapter);
2036 qlcnic_free_irq(adapter);
2037 qlcnic_napi_del(adapter);
2038 qlcnic_free_sw_resources(adapter);
2043 void qlcnic_diag_free_res(struct net_device *netdev, int drv_sds_rings)
2045 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2046 struct qlcnic_host_sds_ring *sds_ring;
2047 int drv_tx_rings = adapter->drv_tx_rings;
2050 clear_bit(__QLCNIC_DEV_UP, &adapter->state);
2051 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
2052 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
2053 sds_ring = &adapter->recv_ctx->sds_rings[ring];
2054 qlcnic_disable_sds_intr(adapter, sds_ring);
2058 qlcnic_fw_destroy_ctx(adapter);
2060 qlcnic_detach(adapter);
2062 adapter->ahw->diag_test = 0;
2063 adapter->drv_sds_rings = drv_sds_rings;
2064 adapter->drv_tx_rings = drv_tx_rings;
2066 if (qlcnic_attach(adapter))
2069 if (netif_running(netdev))
2070 __qlcnic_up(adapter, netdev);
2072 netif_device_attach(netdev);
2075 static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter)
2077 struct qlcnic_hardware_context *ahw = adapter->ahw;
2080 adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context),
2082 if (!adapter->recv_ctx) {
2087 if (qlcnic_83xx_check(adapter)) {
2088 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX_TX;
2089 ahw->coal.tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US;
2090 ahw->coal.tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS;
2091 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
2092 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
2094 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX;
2095 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
2096 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
2100 memset(&adapter->stats, 0, sizeof(adapter->stats));
2105 static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter)
2107 struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
2109 kfree(adapter->recv_ctx);
2110 adapter->recv_ctx = NULL;
2112 if (fw_dump->tmpl_hdr) {
2113 vfree(fw_dump->tmpl_hdr);
2114 fw_dump->tmpl_hdr = NULL;
2117 if (fw_dump->dma_buffer) {
2118 dma_free_coherent(&adapter->pdev->dev, QLC_PEX_DMA_READ_SIZE,
2119 fw_dump->dma_buffer, fw_dump->phys_addr);
2120 fw_dump->dma_buffer = NULL;
2123 kfree(adapter->ahw->reset.buff);
2124 adapter->ahw->fw_dump.tmpl_hdr = NULL;
2127 int qlcnic_diag_alloc_res(struct net_device *netdev, int test)
2129 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2130 struct qlcnic_host_sds_ring *sds_ring;
2131 struct qlcnic_host_rds_ring *rds_ring;
2135 netif_device_detach(netdev);
2137 if (netif_running(netdev))
2138 __qlcnic_down(adapter, netdev);
2140 qlcnic_detach(adapter);
2142 adapter->drv_sds_rings = QLCNIC_SINGLE_RING;
2143 adapter->ahw->diag_test = test;
2144 adapter->ahw->linkup = 0;
2146 ret = qlcnic_attach(adapter);
2148 netif_device_attach(netdev);
2152 ret = qlcnic_fw_create_ctx(adapter);
2154 qlcnic_detach(adapter);
2155 netif_device_attach(netdev);
2159 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
2160 rds_ring = &adapter->recv_ctx->rds_rings[ring];
2161 qlcnic_post_rx_buffers(adapter, rds_ring, ring);
2164 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
2165 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
2166 sds_ring = &adapter->recv_ctx->sds_rings[ring];
2167 qlcnic_enable_sds_intr(adapter, sds_ring);
2171 if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) {
2172 adapter->ahw->loopback_state = 0;
2173 qlcnic_linkevent_request(adapter, 1);
2176 set_bit(__QLCNIC_DEV_UP, &adapter->state);
2181 /* Reset context in hardware only */
2183 qlcnic_reset_hw_context(struct qlcnic_adapter *adapter)
2185 struct net_device *netdev = adapter->netdev;
2187 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
2190 netif_device_detach(netdev);
2192 qlcnic_down(adapter, netdev);
2194 qlcnic_up(adapter, netdev);
2196 netif_device_attach(netdev);
2198 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2199 netdev_info(adapter->netdev, "%s: soft reset complete\n", __func__);
2204 qlcnic_reset_context(struct qlcnic_adapter *adapter)
2207 struct net_device *netdev = adapter->netdev;
2209 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
2212 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) {
2214 netif_device_detach(netdev);
2216 if (netif_running(netdev))
2217 __qlcnic_down(adapter, netdev);
2219 qlcnic_detach(adapter);
2221 if (netif_running(netdev)) {
2222 err = qlcnic_attach(adapter);
2224 __qlcnic_up(adapter, netdev);
2225 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
2229 netif_device_attach(netdev);
2232 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2236 static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *adapter)
2238 struct qlcnic_hardware_context *ahw = adapter->ahw;
2239 u16 act_pci_fn = ahw->total_nic_func;
2242 ahw->max_mc_count = QLCNIC_MAX_MC_COUNT;
2243 if (act_pci_fn <= 2)
2244 count = (QLCNIC_MAX_UC_COUNT - QLCNIC_MAX_MC_COUNT) /
2247 count = (QLCNIC_LB_MAX_FILTERS - QLCNIC_MAX_MC_COUNT) /
2249 ahw->max_uc_count = count;
2252 static int qlcnic_set_real_num_queues(struct qlcnic_adapter *adapter,
2253 u8 tx_queues, u8 rx_queues)
2255 struct net_device *netdev = adapter->netdev;
2259 err = netif_set_real_num_tx_queues(netdev, tx_queues);
2261 netdev_err(netdev, "failed to set %d Tx queues\n",
2268 err = netif_set_real_num_rx_queues(netdev, rx_queues);
2270 netdev_err(netdev, "failed to set %d Rx queues\n",
2278 qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev,
2282 struct pci_dev *pdev = adapter->pdev;
2284 adapter->rx_csum = 1;
2285 adapter->ahw->mc_enabled = 0;
2286 qlcnic_set_mac_filter_count(adapter);
2288 netdev->netdev_ops = &qlcnic_netdev_ops;
2289 netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ;
2291 qlcnic_change_mtu(netdev, netdev->mtu);
2293 netdev->ethtool_ops = (qlcnic_sriov_vf_check(adapter)) ?
2294 &qlcnic_sriov_vf_ethtool_ops : &qlcnic_ethtool_ops;
2296 netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM |
2297 NETIF_F_IPV6_CSUM | NETIF_F_GRO |
2298 NETIF_F_HW_VLAN_CTAG_RX);
2299 netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM |
2302 if (QLCNIC_IS_TSO_CAPABLE(adapter)) {
2303 netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6);
2304 netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6);
2307 if (pci_using_dac) {
2308 netdev->features |= NETIF_F_HIGHDMA;
2309 netdev->vlan_features |= NETIF_F_HIGHDMA;
2312 if (qlcnic_vlan_tx_check(adapter))
2313 netdev->features |= (NETIF_F_HW_VLAN_CTAG_TX);
2315 if (qlcnic_sriov_vf_check(adapter))
2316 netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
2318 if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO)
2319 netdev->features |= NETIF_F_LRO;
2321 if (qlcnic_encap_tx_offload(adapter)) {
2322 netdev->features |= NETIF_F_GSO_UDP_TUNNEL;
2324 /* encapsulation Tx offload supported by Adapter */
2325 netdev->hw_enc_features = NETIF_F_IP_CSUM |
2326 NETIF_F_GSO_UDP_TUNNEL |
2331 if (qlcnic_encap_rx_offload(adapter))
2332 netdev->hw_enc_features |= NETIF_F_RXCSUM;
2334 netdev->hw_features = netdev->features;
2335 netdev->priv_flags |= IFF_UNICAST_FLT;
2336 netdev->irq = adapter->msix_entries[0].vector;
2338 err = qlcnic_set_real_num_queues(adapter, adapter->drv_tx_rings,
2339 adapter->drv_sds_rings);
2343 qlcnic_dcb_init_dcbnl_ops(adapter->dcb);
2345 err = register_netdev(netdev);
2347 dev_err(&pdev->dev, "failed to register net device\n");
2354 static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac)
2356 if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) &&
2357 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)))
2359 else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) &&
2360 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)))
2363 dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n");
2370 void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter)
2373 struct qlcnic_host_tx_ring *tx_ring;
2375 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
2376 tx_ring = &adapter->tx_ring[ring];
2377 if (tx_ring && tx_ring->cmd_buf_arr != NULL) {
2378 vfree(tx_ring->cmd_buf_arr);
2379 tx_ring->cmd_buf_arr = NULL;
2382 if (adapter->tx_ring != NULL)
2383 kfree(adapter->tx_ring);
2386 int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter,
2387 struct net_device *netdev)
2389 int ring, vector, index;
2390 struct qlcnic_host_tx_ring *tx_ring;
2391 struct qlcnic_cmd_buffer *cmd_buf_arr;
2393 tx_ring = kcalloc(adapter->drv_tx_rings,
2394 sizeof(struct qlcnic_host_tx_ring), GFP_KERNEL);
2395 if (tx_ring == NULL)
2398 adapter->tx_ring = tx_ring;
2400 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
2401 tx_ring = &adapter->tx_ring[ring];
2402 tx_ring->num_desc = adapter->num_txd;
2403 tx_ring->txq = netdev_get_tx_queue(netdev, ring);
2404 cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring));
2405 if (cmd_buf_arr == NULL) {
2406 qlcnic_free_tx_rings(adapter);
2409 memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(tx_ring));
2410 tx_ring->cmd_buf_arr = cmd_buf_arr;
2411 spin_lock_init(&tx_ring->tx_clean_lock);
2414 if (qlcnic_83xx_check(adapter) ||
2415 (qlcnic_82xx_check(adapter) && qlcnic_check_multi_tx(adapter))) {
2416 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
2417 tx_ring = &adapter->tx_ring[ring];
2418 tx_ring->adapter = adapter;
2419 if (adapter->flags & QLCNIC_MSIX_ENABLED) {
2420 index = adapter->drv_sds_rings + ring;
2421 vector = adapter->msix_entries[index].vector;
2422 tx_ring->irq = vector;
2430 void qlcnic_set_drv_version(struct qlcnic_adapter *adapter)
2432 struct qlcnic_hardware_context *ahw = adapter->ahw;
2435 if (qlcnic_82xx_check(adapter))
2436 fw_cmd = QLCNIC_CMD_82XX_SET_DRV_VER;
2437 else if (qlcnic_83xx_check(adapter))
2438 fw_cmd = QLCNIC_CMD_83XX_SET_DRV_VER;
2440 if (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_SET_DRV_VER)
2441 qlcnic_fw_cmd_set_drv_version(adapter, fw_cmd);
2444 /* Reset firmware API lock */
2445 static void qlcnic_reset_api_lock(struct qlcnic_adapter *adapter)
2447 qlcnic_api_lock(adapter);
2448 qlcnic_api_unlock(adapter);
2453 qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
2455 struct net_device *netdev = NULL;
2456 struct qlcnic_adapter *adapter = NULL;
2457 struct qlcnic_hardware_context *ahw;
2458 int err, pci_using_dac = -1;
2459 char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */
2461 err = pci_enable_device(pdev);
2465 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
2467 goto err_out_disable_pdev;
2470 err = qlcnic_set_dma_mask(pdev, &pci_using_dac);
2472 goto err_out_disable_pdev;
2474 err = pci_request_regions(pdev, qlcnic_driver_name);
2476 goto err_out_disable_pdev;
2478 pci_set_master(pdev);
2479 pci_enable_pcie_error_reporting(pdev);
2481 ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL);
2484 goto err_out_free_res;
2487 switch (ent->device) {
2488 case PCI_DEVICE_ID_QLOGIC_QLE824X:
2489 ahw->hw_ops = &qlcnic_hw_ops;
2490 ahw->reg_tbl = (u32 *) qlcnic_reg_tbl;
2492 case PCI_DEVICE_ID_QLOGIC_QLE834X:
2493 case PCI_DEVICE_ID_QLOGIC_QLE8830:
2494 case PCI_DEVICE_ID_QLOGIC_QLE844X:
2495 qlcnic_83xx_register_map(ahw);
2497 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X:
2498 case PCI_DEVICE_ID_QLOGIC_VF_QLE844X:
2499 qlcnic_sriov_vf_register_map(ahw);
2502 goto err_out_free_hw_res;
2505 err = qlcnic_setup_pci_map(pdev, ahw);
2507 goto err_out_free_hw_res;
2509 netdev = alloc_etherdev_mq(sizeof(struct qlcnic_adapter),
2510 QLCNIC_MAX_TX_RINGS);
2513 goto err_out_iounmap;
2516 SET_NETDEV_DEV(netdev, &pdev->dev);
2518 adapter = netdev_priv(netdev);
2519 adapter->netdev = netdev;
2520 adapter->pdev = pdev;
2523 adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic");
2524 if (adapter->qlcnic_wq == NULL) {
2526 dev_err(&pdev->dev, "Failed to create workqueue\n");
2527 goto err_out_free_netdev;
2530 err = qlcnic_alloc_adapter_resources(adapter);
2532 goto err_out_free_wq;
2534 adapter->dev_rst_time = jiffies;
2535 ahw->revision_id = pdev->revision;
2536 ahw->max_vnic_func = qlcnic_get_vnic_func_count(adapter);
2537 if (qlcnic_mac_learn == FDB_MAC_LEARN)
2538 adapter->fdb_mac_learn = true;
2539 else if (qlcnic_mac_learn == DRV_MAC_LEARN)
2540 adapter->drv_mac_learn = true;
2542 rwlock_init(&adapter->ahw->crb_lock);
2543 mutex_init(&adapter->ahw->mem_lock);
2545 INIT_LIST_HEAD(&adapter->mac_list);
2547 qlcnic_register_dcb(adapter);
2549 if (qlcnic_82xx_check(adapter)) {
2550 qlcnic_check_vf(adapter, ent);
2551 adapter->portnum = adapter->ahw->pci_func;
2552 qlcnic_reset_api_lock(adapter);
2553 err = qlcnic_start_firmware(adapter);
2555 dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n"
2556 "\t\tIf reboot doesn't help, try flashing the card\n");
2557 goto err_out_maintenance_mode;
2560 /* compute and set default and max tx/sds rings */
2561 if (adapter->ahw->msix_supported) {
2562 if (qlcnic_check_multi_tx_capability(adapter) == 1)
2563 qlcnic_set_tx_ring_count(adapter,
2564 QLCNIC_SINGLE_RING);
2566 qlcnic_set_tx_ring_count(adapter,
2567 QLCNIC_DEF_TX_RINGS);
2568 qlcnic_set_sds_ring_count(adapter,
2569 QLCNIC_DEF_SDS_RINGS);
2571 qlcnic_set_tx_ring_count(adapter, QLCNIC_SINGLE_RING);
2572 qlcnic_set_sds_ring_count(adapter, QLCNIC_SINGLE_RING);
2575 err = qlcnic_setup_idc_param(adapter);
2577 goto err_out_free_hw;
2579 adapter->flags |= QLCNIC_NEED_FLR;
2581 } else if (qlcnic_83xx_check(adapter)) {
2582 qlcnic_83xx_check_vf(adapter, ent);
2583 adapter->portnum = adapter->ahw->pci_func;
2584 err = qlcnic_83xx_init(adapter, pci_using_dac);
2587 case -ENOTRECOVERABLE:
2588 dev_err(&pdev->dev, "Adapter initialization failed due to a faulty hardware\n");
2589 dev_err(&pdev->dev, "Please replace the adapter with new one and return the faulty adapter for repair\n");
2590 goto err_out_free_hw;
2592 dev_err(&pdev->dev, "Adapter initialization failed. Please reboot\n");
2593 goto err_out_free_hw;
2595 dev_err(&pdev->dev, "Adapter initialization failed\n");
2596 goto err_out_free_hw;
2598 dev_err(&pdev->dev, "Adapter initialization failed. Driver will load in maintenance mode to recover the adapter using the application\n");
2599 goto err_out_maintenance_mode;
2603 if (qlcnic_sriov_vf_check(adapter))
2607 "%s: failed. Please Reboot\n", __func__);
2609 goto err_out_free_hw;
2612 if (qlcnic_read_mac_addr(adapter))
2613 dev_warn(&pdev->dev, "failed to read mac addr\n");
2615 qlcnic_read_phys_port_id(adapter);
2617 if (adapter->portnum == 0) {
2618 qlcnic_get_board_name(adapter, board_name);
2620 pr_info("%s: %s Board Chip rev 0x%x\n",
2621 module_name(THIS_MODULE),
2622 board_name, adapter->ahw->revision_id);
2625 if (qlcnic_83xx_check(adapter) && !qlcnic_use_msi_x &&
2627 dev_warn(&pdev->dev,
2628 "Device does not support MSI interrupts\n");
2630 if (qlcnic_82xx_check(adapter)) {
2631 qlcnic_dcb_enable(adapter->dcb);
2632 qlcnic_dcb_get_info(adapter->dcb);
2633 err = qlcnic_setup_intr(adapter);
2636 dev_err(&pdev->dev, "Failed to setup interrupt\n");
2637 goto err_out_disable_msi;
2641 err = qlcnic_get_act_pci_func(adapter);
2643 goto err_out_disable_mbx_intr;
2645 if (adapter->portnum == 0)
2646 qlcnic_set_drv_version(adapter);
2648 err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac);
2650 goto err_out_disable_mbx_intr;
2652 pci_set_drvdata(pdev, adapter);
2654 if (qlcnic_82xx_check(adapter))
2655 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
2658 switch (adapter->ahw->port_type) {
2660 dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n",
2661 adapter->netdev->name);
2664 dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n",
2665 adapter->netdev->name);
2669 if (adapter->drv_mac_learn)
2670 qlcnic_alloc_lb_filters_mem(adapter);
2672 qlcnic_add_sysfs(adapter);
2673 qlcnic_register_hwmon_dev(adapter);
2676 err_out_disable_mbx_intr:
2677 if (qlcnic_83xx_check(adapter))
2678 qlcnic_83xx_free_mbx_intr(adapter);
2680 err_out_disable_msi:
2681 qlcnic_teardown_intr(adapter);
2682 qlcnic_cancel_idc_work(adapter);
2683 qlcnic_clr_all_drv_state(adapter, 0);
2686 qlcnic_free_adapter_resources(adapter);
2689 destroy_workqueue(adapter->qlcnic_wq);
2691 err_out_free_netdev:
2692 free_netdev(netdev);
2695 qlcnic_cleanup_pci_map(ahw);
2697 err_out_free_hw_res:
2701 pci_release_regions(pdev);
2703 err_out_disable_pdev:
2704 pci_disable_device(pdev);
2707 err_out_maintenance_mode:
2708 set_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state);
2709 netdev->netdev_ops = &qlcnic_netdev_failed_ops;
2710 netdev->ethtool_ops = &qlcnic_ethtool_failed_ops;
2711 ahw->port_type = QLCNIC_XGBE;
2713 if (qlcnic_83xx_check(adapter))
2714 adapter->tgt_status_reg = NULL;
2716 ahw->board_type = QLCNIC_BRDTYPE_P3P_10G_SFP_PLUS;
2718 err = register_netdev(netdev);
2721 dev_err(&pdev->dev, "Failed to register net device\n");
2722 qlcnic_clr_all_drv_state(adapter, 0);
2723 goto err_out_free_hw;
2726 pci_set_drvdata(pdev, adapter);
2727 qlcnic_add_sysfs(adapter);
2732 static void qlcnic_remove(struct pci_dev *pdev)
2734 struct qlcnic_adapter *adapter;
2735 struct net_device *netdev;
2736 struct qlcnic_hardware_context *ahw;
2738 adapter = pci_get_drvdata(pdev);
2739 if (adapter == NULL)
2742 netdev = adapter->netdev;
2744 qlcnic_cancel_idc_work(adapter);
2745 qlcnic_sriov_pf_disable(adapter);
2748 unregister_netdev(netdev);
2749 qlcnic_sriov_cleanup(adapter);
2751 if (qlcnic_83xx_check(adapter)) {
2752 qlcnic_83xx_initialize_nic(adapter, 0);
2753 cancel_delayed_work_sync(&adapter->idc_aen_work);
2754 qlcnic_83xx_free_mbx_intr(adapter);
2755 qlcnic_83xx_detach_mailbox_work(adapter);
2756 qlcnic_83xx_free_mailbox(ahw->mailbox);
2757 kfree(ahw->fw_info);
2760 qlcnic_dcb_free(adapter->dcb);
2762 qlcnic_detach(adapter);
2764 if (adapter->npars != NULL)
2765 kfree(adapter->npars);
2766 if (adapter->eswitch != NULL)
2767 kfree(adapter->eswitch);
2769 if (qlcnic_82xx_check(adapter))
2770 qlcnic_clr_all_drv_state(adapter, 0);
2772 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2774 qlcnic_free_lb_filters_mem(adapter);
2776 qlcnic_teardown_intr(adapter);
2778 qlcnic_remove_sysfs(adapter);
2780 qlcnic_unregister_hwmon_dev(adapter);
2782 qlcnic_cleanup_pci_map(adapter->ahw);
2784 qlcnic_release_firmware(adapter);
2786 pci_disable_pcie_error_reporting(pdev);
2787 pci_release_regions(pdev);
2788 pci_disable_device(pdev);
2790 if (adapter->qlcnic_wq) {
2791 destroy_workqueue(adapter->qlcnic_wq);
2792 adapter->qlcnic_wq = NULL;
2795 qlcnic_free_adapter_resources(adapter);
2797 free_netdev(netdev);
2800 static void qlcnic_shutdown(struct pci_dev *pdev)
2802 if (__qlcnic_shutdown(pdev))
2805 pci_disable_device(pdev);
2809 static int qlcnic_suspend(struct pci_dev *pdev, pm_message_t state)
2813 retval = __qlcnic_shutdown(pdev);
2817 pci_set_power_state(pdev, pci_choose_state(pdev, state));
2821 static int qlcnic_resume(struct pci_dev *pdev)
2823 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
2826 err = pci_enable_device(pdev);
2830 pci_set_power_state(pdev, PCI_D0);
2831 pci_set_master(pdev);
2832 pci_restore_state(pdev);
2834 return __qlcnic_resume(adapter);
2838 static int qlcnic_open(struct net_device *netdev)
2840 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2843 if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state)) {
2844 netdev_err(netdev, "%s: Device is in non-operational state\n",
2850 netif_carrier_off(netdev);
2852 err = qlcnic_attach(adapter);
2856 err = __qlcnic_up(adapter, netdev);
2858 qlcnic_detach(adapter);
2864 * qlcnic_close - Disables a network interface entry point
2866 static int qlcnic_close(struct net_device *netdev)
2868 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2870 __qlcnic_down(adapter, netdev);
2875 #define QLCNIC_VF_LB_BUCKET_SIZE 1
2877 void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter)
2881 struct net_device *netdev = adapter->netdev;
2882 u32 filter_size = 0;
2883 u16 act_pci_func = 0;
2885 if (adapter->fhash.fmax && adapter->fhash.fhead)
2888 act_pci_func = adapter->ahw->total_nic_func;
2889 spin_lock_init(&adapter->mac_learn_lock);
2890 spin_lock_init(&adapter->rx_mac_learn_lock);
2892 if (qlcnic_sriov_vf_check(adapter)) {
2893 filter_size = QLCNIC_83XX_SRIOV_VF_MAX_MAC - 1;
2894 adapter->fhash.fbucket_size = QLCNIC_VF_LB_BUCKET_SIZE;
2895 } else if (qlcnic_82xx_check(adapter)) {
2896 filter_size = QLCNIC_LB_MAX_FILTERS;
2897 adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE;
2899 filter_size = QLC_83XX_LB_MAX_FILTERS;
2900 adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE;
2903 head = kcalloc(adapter->fhash.fbucket_size,
2904 sizeof(struct hlist_head), GFP_ATOMIC);
2909 adapter->fhash.fmax = (filter_size / act_pci_func);
2910 adapter->fhash.fhead = head;
2912 netdev_info(netdev, "active nic func = %d, mac filter size=%d\n",
2913 act_pci_func, adapter->fhash.fmax);
2915 for (i = 0; i < adapter->fhash.fbucket_size; i++)
2916 INIT_HLIST_HEAD(&adapter->fhash.fhead[i]);
2918 adapter->rx_fhash.fbucket_size = adapter->fhash.fbucket_size;
2920 head = kcalloc(adapter->rx_fhash.fbucket_size,
2921 sizeof(struct hlist_head), GFP_ATOMIC);
2926 adapter->rx_fhash.fmax = (filter_size / act_pci_func);
2927 adapter->rx_fhash.fhead = head;
2929 for (i = 0; i < adapter->rx_fhash.fbucket_size; i++)
2930 INIT_HLIST_HEAD(&adapter->rx_fhash.fhead[i]);
2933 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter)
2935 if (adapter->fhash.fmax && adapter->fhash.fhead)
2936 kfree(adapter->fhash.fhead);
2938 adapter->fhash.fhead = NULL;
2939 adapter->fhash.fmax = 0;
2941 if (adapter->rx_fhash.fmax && adapter->rx_fhash.fhead)
2942 kfree(adapter->rx_fhash.fhead);
2944 adapter->rx_fhash.fmax = 0;
2945 adapter->rx_fhash.fhead = NULL;
2948 int qlcnic_check_temp(struct qlcnic_adapter *adapter)
2950 struct net_device *netdev = adapter->netdev;
2951 u32 temp_state, temp_val, temp = 0;
2954 if (qlcnic_83xx_check(adapter))
2955 temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP);
2957 if (qlcnic_82xx_check(adapter))
2958 temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP);
2960 temp_state = qlcnic_get_temp_state(temp);
2961 temp_val = qlcnic_get_temp_val(temp);
2963 if (temp_state == QLCNIC_TEMP_PANIC) {
2964 dev_err(&netdev->dev,
2965 "Device temperature %d degrees C exceeds"
2966 " maximum allowed. Hardware has been shut down.\n",
2969 } else if (temp_state == QLCNIC_TEMP_WARN) {
2970 if (adapter->ahw->temp == QLCNIC_TEMP_NORMAL) {
2971 dev_err(&netdev->dev,
2972 "Device temperature %d degrees C "
2973 "exceeds operating range."
2974 " Immediate action needed.\n",
2978 if (adapter->ahw->temp == QLCNIC_TEMP_WARN) {
2979 dev_info(&netdev->dev,
2980 "Device temperature is now %d degrees C"
2981 " in normal range.\n", temp_val);
2984 adapter->ahw->temp = temp_state;
2988 static inline void dump_tx_ring_desc(struct qlcnic_host_tx_ring *tx_ring)
2991 struct cmd_desc_type0 *tx_desc_info;
2993 for (i = 0; i < tx_ring->num_desc; i++) {
2994 tx_desc_info = &tx_ring->desc_head[i];
2995 pr_info("TX Desc: %d\n", i);
2996 print_hex_dump(KERN_INFO, "TX: ", DUMP_PREFIX_OFFSET, 16, 1,
2997 &tx_ring->desc_head[i],
2998 sizeof(struct cmd_desc_type0), true);
3002 static void qlcnic_dump_rings(struct qlcnic_adapter *adapter)
3004 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
3005 struct net_device *netdev = adapter->netdev;
3006 struct qlcnic_host_rds_ring *rds_ring;
3007 struct qlcnic_host_sds_ring *sds_ring;
3008 struct qlcnic_host_tx_ring *tx_ring;
3011 if (!netdev || !netif_running(netdev))
3014 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
3015 rds_ring = &recv_ctx->rds_rings[ring];
3019 "rds_ring=%d crb_rcv_producer=%d producer=%u num_desc=%u\n",
3020 ring, readl(rds_ring->crb_rcv_producer),
3021 rds_ring->producer, rds_ring->num_desc);
3024 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
3025 sds_ring = &(recv_ctx->sds_rings[ring]);
3029 "sds_ring=%d crb_sts_consumer=%d consumer=%u crb_intr_mask=%d num_desc=%u\n",
3030 ring, readl(sds_ring->crb_sts_consumer),
3031 sds_ring->consumer, readl(sds_ring->crb_intr_mask),
3032 sds_ring->num_desc);
3035 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
3036 tx_ring = &adapter->tx_ring[ring];
3039 netdev_info(netdev, "Tx ring=%d Context Id=0x%x\n",
3040 ring, tx_ring->ctx_id);
3042 "xmit_finished=%llu, xmit_called=%llu, xmit_on=%llu, xmit_off=%llu\n",
3043 tx_ring->tx_stats.xmit_finished,
3044 tx_ring->tx_stats.xmit_called,
3045 tx_ring->tx_stats.xmit_on,
3046 tx_ring->tx_stats.xmit_off);
3048 if (tx_ring->crb_intr_mask)
3049 netdev_info(netdev, "crb_intr_mask=%d\n",
3050 readl(tx_ring->crb_intr_mask));
3053 "hw_producer=%d, sw_producer=%d sw_consumer=%d, hw_consumer=%d\n",
3054 readl(tx_ring->crb_cmd_producer),
3055 tx_ring->producer, tx_ring->sw_consumer,
3056 le32_to_cpu(*(tx_ring->hw_consumer)));
3058 netdev_info(netdev, "Total desc=%d, Available desc=%d\n",
3059 tx_ring->num_desc, qlcnic_tx_avail(tx_ring));
3061 if (netif_msg_tx_err(adapter->ahw))
3062 dump_tx_ring_desc(tx_ring);
3067 static void qlcnic_tx_timeout(struct net_device *netdev)
3069 struct qlcnic_adapter *adapter = netdev_priv(netdev);
3071 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
3074 qlcnic_dump_rings(adapter);
3076 if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS ||
3077 netif_msg_tx_err(adapter->ahw)) {
3078 netdev_err(netdev, "Tx timeout, reset the adapter.\n");
3079 if (qlcnic_82xx_check(adapter))
3080 adapter->need_fw_reset = 1;
3081 else if (qlcnic_83xx_check(adapter))
3082 qlcnic_83xx_idc_request_reset(adapter,
3083 QLCNIC_FORCE_FW_DUMP_KEY);
3085 netdev_err(netdev, "Tx timeout, reset adapter context.\n");
3086 adapter->ahw->reset_context = 1;
3090 static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev)
3092 struct qlcnic_adapter *adapter = netdev_priv(netdev);
3093 struct net_device_stats *stats = &netdev->stats;
3095 if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
3096 qlcnic_update_stats(adapter);
3098 stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts;
3099 stats->tx_packets = adapter->stats.xmitfinished;
3100 stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes;
3101 stats->tx_bytes = adapter->stats.txbytes;
3102 stats->rx_dropped = adapter->stats.rxdropped;
3103 stats->tx_dropped = adapter->stats.txdropped;
3108 static irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter)
3112 status = readl(adapter->isr_int_vec);
3114 if (!(status & adapter->ahw->int_vec_bit))
3117 /* check interrupt state machine, to be sure */
3118 status = readl(adapter->crb_int_state_reg);
3119 if (!ISR_LEGACY_INT_TRIGGERED(status))
3122 writel(0xffffffff, adapter->tgt_status_reg);
3123 /* read twice to ensure write is flushed */
3124 readl(adapter->isr_int_vec);
3125 readl(adapter->isr_int_vec);
3130 static irqreturn_t qlcnic_tmp_intr(int irq, void *data)
3132 struct qlcnic_host_sds_ring *sds_ring = data;
3133 struct qlcnic_adapter *adapter = sds_ring->adapter;
3135 if (adapter->flags & QLCNIC_MSIX_ENABLED)
3137 else if (adapter->flags & QLCNIC_MSI_ENABLED) {
3138 writel(0xffffffff, adapter->tgt_status_reg);
3142 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
3146 adapter->ahw->diag_cnt++;
3147 qlcnic_enable_sds_intr(adapter, sds_ring);
3151 static irqreturn_t qlcnic_intr(int irq, void *data)
3153 struct qlcnic_host_sds_ring *sds_ring = data;
3154 struct qlcnic_adapter *adapter = sds_ring->adapter;
3156 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
3159 napi_schedule(&sds_ring->napi);
3164 static irqreturn_t qlcnic_msi_intr(int irq, void *data)
3166 struct qlcnic_host_sds_ring *sds_ring = data;
3167 struct qlcnic_adapter *adapter = sds_ring->adapter;
3169 /* clear interrupt */
3170 writel(0xffffffff, adapter->tgt_status_reg);
3172 napi_schedule(&sds_ring->napi);
3176 static irqreturn_t qlcnic_msix_intr(int irq, void *data)
3178 struct qlcnic_host_sds_ring *sds_ring = data;
3180 napi_schedule(&sds_ring->napi);
3184 static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data)
3186 struct qlcnic_host_tx_ring *tx_ring = data;
3188 napi_schedule(&tx_ring->napi);
3192 #ifdef CONFIG_NET_POLL_CONTROLLER
3193 static void qlcnic_poll_controller(struct net_device *netdev)
3195 struct qlcnic_adapter *adapter = netdev_priv(netdev);
3196 struct qlcnic_host_sds_ring *sds_ring;
3197 struct qlcnic_recv_context *recv_ctx;
3198 struct qlcnic_host_tx_ring *tx_ring;
3201 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
3204 recv_ctx = adapter->recv_ctx;
3206 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
3207 sds_ring = &recv_ctx->sds_rings[ring];
3208 qlcnic_disable_sds_intr(adapter, sds_ring);
3209 napi_schedule(&sds_ring->napi);
3212 if (adapter->flags & QLCNIC_MSIX_ENABLED) {
3213 /* Only Multi-Tx queue capable devices need to
3214 * schedule NAPI for TX rings
3216 if ((qlcnic_83xx_check(adapter) &&
3217 (adapter->flags & QLCNIC_TX_INTR_SHARED)) ||
3218 (qlcnic_82xx_check(adapter) &&
3219 !qlcnic_check_multi_tx(adapter)))
3222 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
3223 tx_ring = &adapter->tx_ring[ring];
3224 qlcnic_disable_tx_intr(adapter, tx_ring);
3225 napi_schedule(&tx_ring->napi);
3232 qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding)
3236 val = adapter->portnum & 0xf;
3237 val |= encoding << 7;
3238 val |= (jiffies - adapter->dev_rst_time) << 8;
3240 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val);
3241 adapter->dev_rst_time = jiffies;
3245 qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state)
3249 WARN_ON(state != QLCNIC_DEV_NEED_RESET &&
3250 state != QLCNIC_DEV_NEED_QUISCENT);
3252 if (qlcnic_api_lock(adapter))
3255 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3257 if (state == QLCNIC_DEV_NEED_RESET)
3258 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
3259 else if (state == QLCNIC_DEV_NEED_QUISCENT)
3260 QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum);
3262 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3264 qlcnic_api_unlock(adapter);
3270 qlcnic_clr_drv_state(struct qlcnic_adapter *adapter)
3274 if (qlcnic_api_lock(adapter))
3277 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3278 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
3279 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3281 qlcnic_api_unlock(adapter);
3286 void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed)
3290 if (qlcnic_api_lock(adapter))
3293 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
3294 QLC_DEV_CLR_REF_CNT(val, adapter->portnum);
3295 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
3298 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3300 dev_info(&adapter->pdev->dev,
3301 "Device state set to Failed. Please Reboot\n");
3302 } else if (!(val & 0x11111111))
3303 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3306 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3307 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
3308 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3310 qlcnic_api_unlock(adapter);
3312 adapter->fw_fail_cnt = 0;
3313 adapter->flags &= ~QLCNIC_FW_HANG;
3314 clear_bit(__QLCNIC_START_FW, &adapter->state);
3315 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3318 /* Grab api lock, before checking state */
3320 qlcnic_check_drv_state(struct qlcnic_adapter *adapter)
3322 int act, state, active_mask;
3323 struct qlcnic_hardware_context *ahw = adapter->ahw;
3325 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3326 act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
3328 if (adapter->flags & QLCNIC_FW_RESET_OWNER) {
3329 active_mask = (~(1 << (ahw->pci_func * 4)));
3330 act = act & active_mask;
3333 if (((state & 0x11111111) == (act & 0x11111111)) ||
3334 ((act & 0x11111111) == ((state >> 1) & 0x11111111)))
3340 static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter)
3342 u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER);
3344 if (val != QLCNIC_DRV_IDC_VER) {
3345 dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's"
3346 " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val);
3353 qlcnic_can_start_firmware(struct qlcnic_adapter *adapter)
3355 u32 val, prev_state;
3356 u8 dev_init_timeo = adapter->dev_init_timeo;
3357 u8 portnum = adapter->portnum;
3360 if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state))
3363 if (qlcnic_api_lock(adapter))
3366 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
3367 if (!(val & (1 << (portnum * 4)))) {
3368 QLC_DEV_SET_REF_CNT(val, portnum);
3369 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
3372 prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3373 QLCDB(adapter, HW, "Device state = %u\n", prev_state);
3375 switch (prev_state) {
3376 case QLCNIC_DEV_COLD:
3377 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3378 QLCNIC_DEV_INITIALIZING);
3379 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER,
3380 QLCNIC_DRV_IDC_VER);
3381 qlcnic_idc_debug_info(adapter, 0);
3382 qlcnic_api_unlock(adapter);
3385 case QLCNIC_DEV_READY:
3386 ret = qlcnic_check_idc_ver(adapter);
3387 qlcnic_api_unlock(adapter);
3390 case QLCNIC_DEV_NEED_RESET:
3391 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3392 QLC_DEV_SET_RST_RDY(val, portnum);
3393 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3396 case QLCNIC_DEV_NEED_QUISCENT:
3397 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3398 QLC_DEV_SET_QSCNT_RDY(val, portnum);
3399 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3402 case QLCNIC_DEV_FAILED:
3403 dev_err(&adapter->pdev->dev, "Device in failed state.\n");
3404 qlcnic_api_unlock(adapter);
3407 case QLCNIC_DEV_INITIALIZING:
3408 case QLCNIC_DEV_QUISCENT:
3412 qlcnic_api_unlock(adapter);
3416 prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3418 if (prev_state == QLCNIC_DEV_QUISCENT)
3420 } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo);
3422 if (!dev_init_timeo) {
3423 dev_err(&adapter->pdev->dev,
3424 "Waiting for device to initialize timeout\n");
3428 if (qlcnic_api_lock(adapter))
3431 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3432 QLC_DEV_CLR_RST_QSCNT(val, portnum);
3433 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3435 ret = qlcnic_check_idc_ver(adapter);
3436 qlcnic_api_unlock(adapter);
3442 qlcnic_fwinit_work(struct work_struct *work)
3444 struct qlcnic_adapter *adapter = container_of(work,
3445 struct qlcnic_adapter, fw_work.work);
3446 u32 dev_state = 0xf;
3449 if (qlcnic_api_lock(adapter))
3452 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3453 if (dev_state == QLCNIC_DEV_QUISCENT ||
3454 dev_state == QLCNIC_DEV_NEED_QUISCENT) {
3455 qlcnic_api_unlock(adapter);
3456 qlcnic_schedule_work(adapter, qlcnic_fwinit_work,
3461 if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
3462 qlcnic_api_unlock(adapter);
3466 if (dev_state == QLCNIC_DEV_INITIALIZING ||
3467 dev_state == QLCNIC_DEV_READY) {
3468 dev_info(&adapter->pdev->dev, "Detected state change from "
3469 "DEV_NEED_RESET, skipping ack check\n");
3470 goto skip_ack_check;
3473 if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) {
3474 dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n",
3475 adapter->reset_ack_timeo);
3476 goto skip_ack_check;
3479 if (!qlcnic_check_drv_state(adapter)) {
3481 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3483 if (dev_state == QLCNIC_DEV_NEED_RESET) {
3484 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3485 QLCNIC_DEV_INITIALIZING);
3486 set_bit(__QLCNIC_START_FW, &adapter->state);
3487 QLCDB(adapter, DRV, "Restarting fw\n");
3488 qlcnic_idc_debug_info(adapter, 0);
3489 val = QLC_SHARED_REG_RD32(adapter,
3490 QLCNIC_CRB_DRV_STATE);
3491 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
3492 QLC_SHARED_REG_WR32(adapter,
3493 QLCNIC_CRB_DRV_STATE, val);
3496 qlcnic_api_unlock(adapter);
3499 if (qlcnic_check_fw_dump_state(adapter) &&
3500 (adapter->flags & QLCNIC_FW_RESET_OWNER)) {
3501 QLCDB(adapter, DRV, "Take FW dump\n");
3502 qlcnic_dump_fw(adapter);
3503 adapter->flags |= QLCNIC_FW_HANG;
3507 adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
3508 if (!adapter->nic_ops->start_firmware(adapter)) {
3509 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
3510 adapter->fw_wait_cnt = 0;
3516 qlcnic_api_unlock(adapter);
3519 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3520 QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state);
3522 switch (dev_state) {
3523 case QLCNIC_DEV_READY:
3524 if (!qlcnic_start_firmware(adapter)) {
3525 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
3526 adapter->fw_wait_cnt = 0;
3529 case QLCNIC_DEV_FAILED:
3532 qlcnic_schedule_work(adapter,
3533 qlcnic_fwinit_work, FW_POLL_DELAY);
3538 dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u "
3539 "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt);
3540 netif_device_attach(adapter->netdev);
3541 qlcnic_clr_all_drv_state(adapter, 0);
3545 qlcnic_detach_work(struct work_struct *work)
3547 struct qlcnic_adapter *adapter = container_of(work,
3548 struct qlcnic_adapter, fw_work.work);
3549 struct net_device *netdev = adapter->netdev;
3552 netif_device_detach(netdev);
3554 /* Dont grab rtnl lock during Quiscent mode */
3555 if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) {
3556 if (netif_running(netdev))
3557 __qlcnic_down(adapter, netdev);
3559 qlcnic_down(adapter, netdev);
3561 status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
3563 if (status & QLCNIC_RCODE_FATAL_ERROR) {
3564 dev_err(&adapter->pdev->dev,
3565 "Detaching the device: peg halt status1=0x%x\n",
3568 if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) {
3569 dev_err(&adapter->pdev->dev,
3570 "On board active cooling fan failed. "
3571 "Device has been halted.\n");
3572 dev_err(&adapter->pdev->dev,
3573 "Replace the adapter.\n");
3579 if (adapter->ahw->temp == QLCNIC_TEMP_PANIC) {
3580 dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n",
3581 adapter->ahw->temp);
3585 /* Dont ack if this instance is the reset owner */
3586 if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) {
3587 if (qlcnic_set_drv_state(adapter, adapter->dev_state)) {
3588 dev_err(&adapter->pdev->dev,
3589 "Failed to set driver state,"
3590 "detaching the device.\n");
3595 adapter->fw_wait_cnt = 0;
3597 qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY);
3602 netif_device_attach(netdev);
3603 qlcnic_clr_all_drv_state(adapter, 1);
3606 /*Transit NPAR state to NON Operational */
3608 qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter)
3612 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE);
3613 if (state == QLCNIC_DEV_NPAR_NON_OPER)
3616 if (qlcnic_api_lock(adapter))
3618 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3619 QLCNIC_DEV_NPAR_NON_OPER);
3620 qlcnic_api_unlock(adapter);
3623 static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter,
3626 u32 state, xg_val = 0, gb_val = 0;
3628 qlcnic_xg_set_xg0_mask(xg_val);
3629 qlcnic_xg_set_xg1_mask(xg_val);
3630 QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val);
3631 qlcnic_gb_set_gb0_mask(gb_val);
3632 qlcnic_gb_set_gb1_mask(gb_val);
3633 qlcnic_gb_set_gb2_mask(gb_val);
3634 qlcnic_gb_set_gb3_mask(gb_val);
3635 QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val);
3636 dev_info(&adapter->pdev->dev, "Pause control frames disabled"
3638 adapter->need_fw_reset = 1;
3640 if (qlcnic_api_lock(adapter))
3643 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3645 if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state)) {
3646 netdev_err(adapter->netdev, "%s: Device is in non-operational state\n",
3648 qlcnic_api_unlock(adapter);
3653 if (state == QLCNIC_DEV_READY) {
3654 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3655 QLCNIC_DEV_NEED_RESET);
3656 adapter->flags |= QLCNIC_FW_RESET_OWNER;
3657 QLCDB(adapter, DRV, "NEED_RESET state set\n");
3658 qlcnic_idc_debug_info(adapter, 0);
3661 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3662 QLCNIC_DEV_NPAR_NON_OPER);
3663 qlcnic_api_unlock(adapter);
3666 /* Transit to NPAR READY state from NPAR NOT READY state */
3668 qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter)
3670 if (qlcnic_api_lock(adapter))
3673 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3674 QLCNIC_DEV_NPAR_OPER);
3675 QLCDB(adapter, DRV, "NPAR operational state set\n");
3677 qlcnic_api_unlock(adapter);
3680 void qlcnic_schedule_work(struct qlcnic_adapter *adapter,
3681 work_func_t func, int delay)
3683 if (test_bit(__QLCNIC_AER, &adapter->state))
3686 INIT_DELAYED_WORK(&adapter->fw_work, func);
3687 queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work,
3688 round_jiffies_relative(delay));
3692 qlcnic_attach_work(struct work_struct *work)
3694 struct qlcnic_adapter *adapter = container_of(work,
3695 struct qlcnic_adapter, fw_work.work);
3696 struct net_device *netdev = adapter->netdev;
3699 if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) {
3700 npar_state = QLC_SHARED_REG_RD32(adapter,
3701 QLCNIC_CRB_DEV_NPAR_STATE);
3702 if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO)
3703 qlcnic_clr_all_drv_state(adapter, 0);
3704 else if (npar_state != QLCNIC_DEV_NPAR_OPER)
3705 qlcnic_schedule_work(adapter, qlcnic_attach_work,
3709 QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n");
3713 qlcnic_dcb_get_info(adapter->dcb);
3715 if (netif_running(netdev)) {
3716 if (qlcnic_up(adapter, netdev))
3719 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3723 netif_device_attach(netdev);
3724 adapter->fw_fail_cnt = 0;
3725 adapter->flags &= ~QLCNIC_FW_HANG;
3726 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3727 if (adapter->portnum == 0)
3728 qlcnic_set_drv_version(adapter);
3730 if (!qlcnic_clr_drv_state(adapter))
3731 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
3736 qlcnic_check_health(struct qlcnic_adapter *adapter)
3738 struct qlcnic_hardware_context *ahw = adapter->ahw;
3739 struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump;
3740 u32 state = 0, heartbeat;
3744 if (qlcnic_check_temp(adapter))
3747 if (adapter->need_fw_reset)
3748 qlcnic_dev_request_reset(adapter, 0);
3750 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3751 if (state == QLCNIC_DEV_NEED_RESET) {
3752 qlcnic_set_npar_non_operational(adapter);
3753 adapter->need_fw_reset = 1;
3754 } else if (state == QLCNIC_DEV_NEED_QUISCENT)
3757 heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER);
3758 if (heartbeat != adapter->heartbeat) {
3759 adapter->heartbeat = heartbeat;
3760 adapter->fw_fail_cnt = 0;
3761 if (adapter->need_fw_reset)
3764 if (ahw->reset_context && qlcnic_auto_fw_reset)
3765 qlcnic_reset_hw_context(adapter);
3770 if (++adapter->fw_fail_cnt < FW_FAIL_THRESH)
3773 adapter->flags |= QLCNIC_FW_HANG;
3775 qlcnic_dev_request_reset(adapter, 0);
3777 if (qlcnic_auto_fw_reset)
3778 clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
3780 dev_err(&adapter->pdev->dev, "firmware hang detected\n");
3781 peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
3782 dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n"
3783 "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n"
3784 "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n"
3785 "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n"
3786 "PEG_NET_4_PC: 0x%x\n",
3788 QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2),
3789 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c, &err),
3790 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c, &err),
3791 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c, &err),
3792 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c, &err),
3793 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c, &err));
3794 if (QLCNIC_FWERROR_CODE(peg_status) == 0x67)
3795 dev_err(&adapter->pdev->dev,
3796 "Firmware aborted with error code 0x00006700. "
3797 "Device is being reset.\n");
3799 adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state :
3800 QLCNIC_DEV_NEED_RESET;
3802 if (qlcnic_auto_fw_reset && !test_and_set_bit(__QLCNIC_RESETTING,
3805 qlcnic_schedule_work(adapter, qlcnic_detach_work, 0);
3806 QLCDB(adapter, DRV, "fw recovery scheduled.\n");
3807 } else if (!qlcnic_auto_fw_reset && fw_dump->enable &&
3808 adapter->flags & QLCNIC_FW_RESET_OWNER) {
3809 qlcnic_dump_fw(adapter);
3815 void qlcnic_fw_poll_work(struct work_struct *work)
3817 struct qlcnic_adapter *adapter = container_of(work,
3818 struct qlcnic_adapter, fw_work.work);
3820 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
3824 if (qlcnic_check_health(adapter))
3827 if (adapter->fhash.fnum)
3828 qlcnic_prune_lb_filters(adapter);
3831 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY);
3834 static int qlcnic_is_first_func(struct pci_dev *pdev)
3836 struct pci_dev *oth_pdev;
3837 int val = pdev->devfn;
3840 oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr
3841 (pdev->bus), pdev->bus->number,
3842 PCI_DEVFN(PCI_SLOT(pdev->devfn), val));
3846 if (oth_pdev->current_state != PCI_D3cold) {
3847 pci_dev_put(oth_pdev);
3850 pci_dev_put(oth_pdev);
3855 static int qlcnic_attach_func(struct pci_dev *pdev)
3857 int err, first_func;
3858 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3859 struct net_device *netdev = adapter->netdev;
3861 pdev->error_state = pci_channel_io_normal;
3863 err = pci_enable_device(pdev);
3867 pci_set_master(pdev);
3868 pci_restore_state(pdev);
3870 first_func = qlcnic_is_first_func(pdev);
3872 if (qlcnic_api_lock(adapter))
3875 if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) {
3876 adapter->need_fw_reset = 1;
3877 set_bit(__QLCNIC_START_FW, &adapter->state);
3878 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3879 QLCNIC_DEV_INITIALIZING);
3880 QLCDB(adapter, DRV, "Restarting fw\n");
3882 qlcnic_api_unlock(adapter);
3884 err = qlcnic_start_firmware(adapter);
3888 qlcnic_clr_drv_state(adapter);
3889 kfree(adapter->msix_entries);
3890 adapter->msix_entries = NULL;
3891 err = qlcnic_setup_intr(adapter);
3894 kfree(adapter->msix_entries);
3895 netdev_err(netdev, "failed to setup interrupt\n");
3899 if (netif_running(netdev)) {
3900 err = qlcnic_attach(adapter);
3902 qlcnic_clr_all_drv_state(adapter, 1);
3903 clear_bit(__QLCNIC_AER, &adapter->state);
3904 netif_device_attach(netdev);
3908 err = qlcnic_up(adapter, netdev);
3912 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3915 netif_device_attach(netdev);
3919 static pci_ers_result_t qlcnic_82xx_io_error_detected(struct pci_dev *pdev,
3920 pci_channel_state_t state)
3922 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3923 struct net_device *netdev = adapter->netdev;
3925 if (state == pci_channel_io_perm_failure)
3926 return PCI_ERS_RESULT_DISCONNECT;
3928 if (state == pci_channel_io_normal)
3929 return PCI_ERS_RESULT_RECOVERED;
3931 set_bit(__QLCNIC_AER, &adapter->state);
3932 netif_device_detach(netdev);
3934 cancel_delayed_work_sync(&adapter->fw_work);
3936 if (netif_running(netdev))
3937 qlcnic_down(adapter, netdev);
3939 qlcnic_detach(adapter);
3940 qlcnic_teardown_intr(adapter);
3942 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3944 pci_save_state(pdev);
3945 pci_disable_device(pdev);
3947 return PCI_ERS_RESULT_NEED_RESET;
3950 static pci_ers_result_t qlcnic_82xx_io_slot_reset(struct pci_dev *pdev)
3952 return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT :
3953 PCI_ERS_RESULT_RECOVERED;
3956 static void qlcnic_82xx_io_resume(struct pci_dev *pdev)
3959 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3961 pci_cleanup_aer_uncorrect_error_status(pdev);
3962 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3963 if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER,
3965 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
3969 static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev,
3970 pci_channel_state_t state)
3972 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3973 struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops;
3975 if (hw_ops->io_error_detected) {
3976 return hw_ops->io_error_detected(pdev, state);
3978 dev_err(&pdev->dev, "AER error_detected handler not registered.\n");
3979 return PCI_ERS_RESULT_DISCONNECT;
3983 static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev)
3985 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3986 struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops;
3988 if (hw_ops->io_slot_reset) {
3989 return hw_ops->io_slot_reset(pdev);
3991 dev_err(&pdev->dev, "AER slot_reset handler not registered.\n");
3992 return PCI_ERS_RESULT_DISCONNECT;
3996 static void qlcnic_io_resume(struct pci_dev *pdev)
3998 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3999 struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops;
4001 if (hw_ops->io_resume)
4002 hw_ops->io_resume(pdev);
4004 dev_err(&pdev->dev, "AER resume handler not registered.\n");
4009 qlcnicvf_start_firmware(struct qlcnic_adapter *adapter)
4013 err = qlcnic_can_start_firmware(adapter);
4017 err = qlcnic_check_npar_opertional(adapter);
4021 err = qlcnic_initialize_nic(adapter);
4025 qlcnic_check_options(adapter);
4027 err = qlcnic_set_eswitch_port_config(adapter);
4031 adapter->need_fw_reset = 0;
4036 int qlcnic_validate_rings(struct qlcnic_adapter *adapter, __u32 ring_cnt,
4039 struct net_device *netdev = adapter->netdev;
4040 u8 max_hw_rings = 0;
4044 if (queue_type == QLCNIC_RX_QUEUE) {
4045 max_hw_rings = adapter->max_sds_rings;
4046 cur_rings = adapter->drv_sds_rings;
4048 } else if (queue_type == QLCNIC_TX_QUEUE) {
4049 max_hw_rings = adapter->max_tx_rings;
4050 cur_rings = adapter->drv_tx_rings;
4054 if (!is_power_of_2(ring_cnt)) {
4055 netdev_err(netdev, "%s rings value should be a power of 2\n",
4060 if (qlcnic_82xx_check(adapter) && (queue_type == QLCNIC_TX_QUEUE) &&
4061 !qlcnic_check_multi_tx(adapter)) {
4062 netdev_err(netdev, "No Multi Tx queue support\n");
4066 if (ring_cnt > num_online_cpus()) {
4068 "%s value[%u] should not be higher than, number of online CPUs\n",
4069 buf, num_online_cpus());
4076 int qlcnic_setup_rings(struct qlcnic_adapter *adapter)
4078 struct net_device *netdev = adapter->netdev;
4079 u8 tx_rings, rx_rings;
4082 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
4085 tx_rings = adapter->drv_tss_rings;
4086 rx_rings = adapter->drv_rss_rings;
4088 netif_device_detach(netdev);
4090 err = qlcnic_set_real_num_queues(adapter, tx_rings, rx_rings);
4094 if (netif_running(netdev))
4095 __qlcnic_down(adapter, netdev);
4097 qlcnic_detach(adapter);
4099 if (qlcnic_83xx_check(adapter)) {
4100 qlcnic_83xx_free_mbx_intr(adapter);
4101 qlcnic_83xx_enable_mbx_poll(adapter);
4104 qlcnic_teardown_intr(adapter);
4106 err = qlcnic_setup_intr(adapter);
4108 kfree(adapter->msix_entries);
4109 netdev_err(netdev, "failed to setup interrupt\n");
4113 /* Check if we need to update real_num_{tx|rx}_queues because
4114 * qlcnic_setup_intr() may change Tx/Rx rings size
4116 if ((tx_rings != adapter->drv_tx_rings) ||
4117 (rx_rings != adapter->drv_sds_rings)) {
4118 err = qlcnic_set_real_num_queues(adapter,
4119 adapter->drv_tx_rings,
4120 adapter->drv_sds_rings);
4125 if (qlcnic_83xx_check(adapter)) {
4126 qlcnic_83xx_initialize_nic(adapter, 1);
4127 err = qlcnic_83xx_setup_mbx_intr(adapter);
4128 qlcnic_83xx_disable_mbx_poll(adapter);
4130 dev_err(&adapter->pdev->dev,
4131 "failed to setup mbx interrupt\n");
4136 if (netif_running(netdev)) {
4137 err = qlcnic_attach(adapter);
4140 err = __qlcnic_up(adapter, netdev);
4143 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
4146 netif_device_attach(netdev);
4147 clear_bit(__QLCNIC_RESETTING, &adapter->state);
4153 #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
4156 qlcnic_config_indev_addr(struct qlcnic_adapter *adapter,
4157 struct net_device *dev, unsigned long event)
4159 struct in_device *indev;
4161 indev = in_dev_get(dev);
4168 qlcnic_config_ipaddr(adapter,
4169 ifa->ifa_address, QLCNIC_IP_UP);
4172 qlcnic_config_ipaddr(adapter,
4173 ifa->ifa_address, QLCNIC_IP_DOWN);
4178 } endfor_ifa(indev);
4183 void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event)
4185 struct qlcnic_adapter *adapter = netdev_priv(netdev);
4186 struct net_device *dev;
4189 qlcnic_config_indev_addr(adapter, netdev, event);
4192 for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) {
4193 dev = __vlan_find_dev_deep_rcu(netdev, htons(ETH_P_8021Q), vid);
4196 qlcnic_config_indev_addr(adapter, dev, event);
4201 static int qlcnic_netdev_event(struct notifier_block *this,
4202 unsigned long event, void *ptr)
4204 struct qlcnic_adapter *adapter;
4205 struct net_device *dev = netdev_notifier_info_to_dev(ptr);
4211 if (dev->priv_flags & IFF_802_1Q_VLAN) {
4212 dev = vlan_dev_real_dev(dev);
4216 if (!is_qlcnic_netdev(dev))
4219 adapter = netdev_priv(dev);
4224 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
4227 qlcnic_config_indev_addr(adapter, dev, event);
4233 qlcnic_inetaddr_event(struct notifier_block *this,
4234 unsigned long event, void *ptr)
4236 struct qlcnic_adapter *adapter;
4237 struct net_device *dev;
4239 struct in_ifaddr *ifa = (struct in_ifaddr *)ptr;
4241 dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL;
4247 if (dev->priv_flags & IFF_802_1Q_VLAN) {
4248 dev = vlan_dev_real_dev(dev);
4252 if (!is_qlcnic_netdev(dev))
4255 adapter = netdev_priv(dev);
4260 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
4265 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP);
4269 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN);
4280 static struct notifier_block qlcnic_netdev_cb = {
4281 .notifier_call = qlcnic_netdev_event,
4284 static struct notifier_block qlcnic_inetaddr_cb = {
4285 .notifier_call = qlcnic_inetaddr_event,
4288 void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event)
4291 static const struct pci_error_handlers qlcnic_err_handler = {
4292 .error_detected = qlcnic_io_error_detected,
4293 .slot_reset = qlcnic_io_slot_reset,
4294 .resume = qlcnic_io_resume,
4297 static struct pci_driver qlcnic_driver = {
4298 .name = qlcnic_driver_name,
4299 .id_table = qlcnic_pci_tbl,
4300 .probe = qlcnic_probe,
4301 .remove = qlcnic_remove,
4303 .suspend = qlcnic_suspend,
4304 .resume = qlcnic_resume,
4306 .shutdown = qlcnic_shutdown,
4307 .err_handler = &qlcnic_err_handler,
4308 #ifdef CONFIG_QLCNIC_SRIOV
4309 .sriov_configure = qlcnic_pci_sriov_configure,
4314 static int __init qlcnic_init_module(void)
4318 printk(KERN_INFO "%s\n", qlcnic_driver_string);
4321 register_netdevice_notifier(&qlcnic_netdev_cb);
4322 register_inetaddr_notifier(&qlcnic_inetaddr_cb);
4325 ret = pci_register_driver(&qlcnic_driver);
4328 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
4329 unregister_netdevice_notifier(&qlcnic_netdev_cb);
4336 module_init(qlcnic_init_module);
4338 static void __exit qlcnic_exit_module(void)
4340 pci_unregister_driver(&qlcnic_driver);
4343 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
4344 unregister_netdevice_notifier(&qlcnic_netdev_cb);
4348 module_exit(qlcnic_exit_module);