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 bool qlcnic_gso_check(struct sk_buff *skb, struct net_device *dev)
510 return vxlan_gso_check(skb);
514 static const struct net_device_ops qlcnic_netdev_ops = {
515 .ndo_open = qlcnic_open,
516 .ndo_stop = qlcnic_close,
517 .ndo_start_xmit = qlcnic_xmit_frame,
518 .ndo_get_stats = qlcnic_get_stats,
519 .ndo_validate_addr = eth_validate_addr,
520 .ndo_set_rx_mode = qlcnic_set_multi,
521 .ndo_set_mac_address = qlcnic_set_mac,
522 .ndo_change_mtu = qlcnic_change_mtu,
523 .ndo_fix_features = qlcnic_fix_features,
524 .ndo_set_features = qlcnic_set_features,
525 .ndo_tx_timeout = qlcnic_tx_timeout,
526 .ndo_vlan_rx_add_vid = qlcnic_vlan_rx_add,
527 .ndo_vlan_rx_kill_vid = qlcnic_vlan_rx_del,
528 .ndo_fdb_add = qlcnic_fdb_add,
529 .ndo_fdb_del = qlcnic_fdb_del,
530 .ndo_fdb_dump = qlcnic_fdb_dump,
531 .ndo_get_phys_port_id = qlcnic_get_phys_port_id,
532 #ifdef CONFIG_QLCNIC_VXLAN
533 .ndo_add_vxlan_port = qlcnic_add_vxlan_port,
534 .ndo_del_vxlan_port = qlcnic_del_vxlan_port,
535 .ndo_gso_check = qlcnic_gso_check,
537 #ifdef CONFIG_NET_POLL_CONTROLLER
538 .ndo_poll_controller = qlcnic_poll_controller,
540 #ifdef CONFIG_QLCNIC_SRIOV
541 .ndo_set_vf_mac = qlcnic_sriov_set_vf_mac,
542 .ndo_set_vf_rate = qlcnic_sriov_set_vf_tx_rate,
543 .ndo_get_vf_config = qlcnic_sriov_get_vf_config,
544 .ndo_set_vf_vlan = qlcnic_sriov_set_vf_vlan,
545 .ndo_set_vf_spoofchk = qlcnic_sriov_set_vf_spoofchk,
549 static const struct net_device_ops qlcnic_netdev_failed_ops = {
550 .ndo_open = qlcnic_open,
553 static struct qlcnic_nic_template qlcnic_ops = {
554 .config_bridged_mode = qlcnic_config_bridged_mode,
555 .config_led = qlcnic_82xx_config_led,
556 .start_firmware = qlcnic_82xx_start_firmware,
557 .request_reset = qlcnic_82xx_dev_request_reset,
558 .cancel_idc_work = qlcnic_82xx_cancel_idc_work,
559 .napi_add = qlcnic_82xx_napi_add,
560 .napi_del = qlcnic_82xx_napi_del,
561 .config_ipaddr = qlcnic_82xx_config_ipaddr,
562 .shutdown = qlcnic_82xx_shutdown,
563 .resume = qlcnic_82xx_resume,
564 .clear_legacy_intr = qlcnic_82xx_clear_legacy_intr,
567 struct qlcnic_nic_template qlcnic_vf_ops = {
568 .config_bridged_mode = qlcnicvf_config_bridged_mode,
569 .config_led = qlcnicvf_config_led,
570 .start_firmware = qlcnicvf_start_firmware
573 static struct qlcnic_hardware_ops qlcnic_hw_ops = {
574 .read_crb = qlcnic_82xx_read_crb,
575 .write_crb = qlcnic_82xx_write_crb,
576 .read_reg = qlcnic_82xx_hw_read_wx_2M,
577 .write_reg = qlcnic_82xx_hw_write_wx_2M,
578 .get_mac_address = qlcnic_82xx_get_mac_address,
579 .setup_intr = qlcnic_82xx_setup_intr,
580 .alloc_mbx_args = qlcnic_82xx_alloc_mbx_args,
581 .mbx_cmd = qlcnic_82xx_issue_cmd,
582 .get_func_no = qlcnic_82xx_get_func_no,
583 .api_lock = qlcnic_82xx_api_lock,
584 .api_unlock = qlcnic_82xx_api_unlock,
585 .add_sysfs = qlcnic_82xx_add_sysfs,
586 .remove_sysfs = qlcnic_82xx_remove_sysfs,
587 .process_lb_rcv_ring_diag = qlcnic_82xx_process_rcv_ring_diag,
588 .create_rx_ctx = qlcnic_82xx_fw_cmd_create_rx_ctx,
589 .create_tx_ctx = qlcnic_82xx_fw_cmd_create_tx_ctx,
590 .del_rx_ctx = qlcnic_82xx_fw_cmd_del_rx_ctx,
591 .del_tx_ctx = qlcnic_82xx_fw_cmd_del_tx_ctx,
592 .setup_link_event = qlcnic_82xx_linkevent_request,
593 .get_nic_info = qlcnic_82xx_get_nic_info,
594 .get_pci_info = qlcnic_82xx_get_pci_info,
595 .set_nic_info = qlcnic_82xx_set_nic_info,
596 .change_macvlan = qlcnic_82xx_sre_macaddr_change,
597 .napi_enable = qlcnic_82xx_napi_enable,
598 .napi_disable = qlcnic_82xx_napi_disable,
599 .config_intr_coal = qlcnic_82xx_config_intr_coalesce,
600 .config_rss = qlcnic_82xx_config_rss,
601 .config_hw_lro = qlcnic_82xx_config_hw_lro,
602 .config_loopback = qlcnic_82xx_set_lb_mode,
603 .clear_loopback = qlcnic_82xx_clear_lb_mode,
604 .config_promisc_mode = qlcnic_82xx_nic_set_promisc,
605 .change_l2_filter = qlcnic_82xx_change_filter,
606 .get_board_info = qlcnic_82xx_get_board_info,
607 .set_mac_filter_count = qlcnic_82xx_set_mac_filter_count,
608 .free_mac_list = qlcnic_82xx_free_mac_list,
609 .read_phys_port_id = qlcnic_82xx_read_phys_port_id,
610 .io_error_detected = qlcnic_82xx_io_error_detected,
611 .io_slot_reset = qlcnic_82xx_io_slot_reset,
612 .io_resume = qlcnic_82xx_io_resume,
613 .get_beacon_state = qlcnic_82xx_get_beacon_state,
614 .enable_sds_intr = qlcnic_82xx_enable_sds_intr,
615 .disable_sds_intr = qlcnic_82xx_disable_sds_intr,
616 .enable_tx_intr = qlcnic_82xx_enable_tx_intr,
617 .disable_tx_intr = qlcnic_82xx_disable_tx_intr,
618 .get_saved_state = qlcnic_82xx_get_saved_state,
619 .set_saved_state = qlcnic_82xx_set_saved_state,
620 .cache_tmpl_hdr_values = qlcnic_82xx_cache_tmpl_hdr_values,
621 .get_cap_size = qlcnic_82xx_get_cap_size,
622 .set_sys_info = qlcnic_82xx_set_sys_info,
623 .store_cap_mask = qlcnic_82xx_store_cap_mask,
626 static int qlcnic_check_multi_tx_capability(struct qlcnic_adapter *adapter)
628 struct qlcnic_hardware_context *ahw = adapter->ahw;
630 if (qlcnic_82xx_check(adapter) &&
631 (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_2_MULTI_TX)) {
632 test_and_set_bit(__QLCNIC_MULTI_TX_UNIQUE, &adapter->state);
639 static int qlcnic_max_rings(struct qlcnic_adapter *adapter, u8 ring_cnt,
642 int num_rings, max_rings = QLCNIC_MAX_SDS_RINGS;
644 if (queue_type == QLCNIC_RX_QUEUE)
645 max_rings = adapter->max_sds_rings;
646 else if (queue_type == QLCNIC_TX_QUEUE)
647 max_rings = adapter->max_tx_rings;
649 num_rings = rounddown_pow_of_two(min_t(int, num_online_cpus(),
652 if (ring_cnt > num_rings)
658 void qlcnic_set_tx_ring_count(struct qlcnic_adapter *adapter, u8 tx_cnt)
660 /* 83xx adapter does not have max_tx_rings intialized in probe */
661 if (adapter->max_tx_rings)
662 adapter->drv_tx_rings = qlcnic_max_rings(adapter, tx_cnt,
665 adapter->drv_tx_rings = tx_cnt;
668 void qlcnic_set_sds_ring_count(struct qlcnic_adapter *adapter, u8 rx_cnt)
670 /* 83xx adapter does not have max_sds_rings intialized in probe */
671 if (adapter->max_sds_rings)
672 adapter->drv_sds_rings = qlcnic_max_rings(adapter, rx_cnt,
675 adapter->drv_sds_rings = rx_cnt;
678 int qlcnic_setup_tss_rss_intr(struct qlcnic_adapter *adapter)
680 struct pci_dev *pdev = adapter->pdev;
681 int num_msix = 0, err = 0, vector;
683 adapter->flags &= ~QLCNIC_TSS_RSS;
685 if (adapter->drv_tss_rings > 0)
686 num_msix += adapter->drv_tss_rings;
688 num_msix += adapter->drv_tx_rings;
690 if (adapter->drv_rss_rings > 0)
691 num_msix += adapter->drv_rss_rings;
693 num_msix += adapter->drv_sds_rings;
695 if (qlcnic_83xx_check(adapter))
698 if (!adapter->msix_entries) {
699 adapter->msix_entries = kcalloc(num_msix,
700 sizeof(struct msix_entry),
702 if (!adapter->msix_entries)
706 for (vector = 0; vector < num_msix; vector++)
707 adapter->msix_entries[vector].entry = vector;
710 err = pci_enable_msix_exact(pdev, adapter->msix_entries, num_msix);
711 if (err == -ENOSPC) {
712 if (!adapter->drv_tss_rings && !adapter->drv_rss_rings)
715 netdev_info(adapter->netdev,
716 "Unable to allocate %d MSI-X vectors, Available vectors %d\n",
719 num_msix = adapter->drv_tx_rings + adapter->drv_sds_rings;
721 /* Set rings to 0 so we can restore original TSS/RSS count */
722 adapter->drv_tss_rings = 0;
723 adapter->drv_rss_rings = 0;
725 if (qlcnic_83xx_check(adapter))
728 netdev_info(adapter->netdev,
729 "Restoring %d Tx, %d SDS rings for total %d vectors.\n",
730 adapter->drv_tx_rings, adapter->drv_sds_rings,
734 } else if (err < 0) {
738 adapter->ahw->num_msix = num_msix;
739 if (adapter->drv_tss_rings > 0)
740 adapter->drv_tx_rings = adapter->drv_tss_rings;
742 if (adapter->drv_rss_rings > 0)
743 adapter->drv_sds_rings = adapter->drv_rss_rings;
748 int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix)
750 struct pci_dev *pdev = adapter->pdev;
753 if (!adapter->msix_entries) {
754 adapter->msix_entries = kcalloc(num_msix,
755 sizeof(struct msix_entry),
757 if (!adapter->msix_entries)
761 adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED);
763 if (adapter->ahw->msix_supported) {
765 for (vector = 0; vector < num_msix; vector++)
766 adapter->msix_entries[vector].entry = vector;
768 err = pci_enable_msix_range(pdev,
769 adapter->msix_entries, 1, num_msix);
771 if (err == num_msix) {
772 adapter->flags |= QLCNIC_MSIX_ENABLED;
773 adapter->ahw->num_msix = num_msix;
774 dev_info(&pdev->dev, "using msi-x interrupts\n");
776 } else if (err > 0) {
777 pci_disable_msix(pdev);
780 "Unable to allocate %d MSI-X vectors, Available vectors %d\n",
783 if (qlcnic_82xx_check(adapter)) {
784 num_msix = rounddown_pow_of_two(err);
785 if (err < QLCNIC_82XX_MINIMUM_VECTOR)
788 num_msix = rounddown_pow_of_two(err - 1);
790 if (err < QLCNIC_83XX_MINIMUM_VECTOR)
794 if (qlcnic_82xx_check(adapter) &&
795 !qlcnic_check_multi_tx(adapter)) {
796 adapter->drv_sds_rings = num_msix;
797 adapter->drv_tx_rings = QLCNIC_SINGLE_RING;
799 /* Distribute vectors equally */
800 adapter->drv_tx_rings = num_msix / 2;
801 adapter->drv_sds_rings = adapter->drv_tx_rings;
806 "Trying to allocate %d MSI-X interrupt vectors\n",
812 "Unable to allocate %d MSI-X vectors, err=%d\n",
821 static int qlcnic_82xx_calculate_msix_vector(struct qlcnic_adapter *adapter)
825 num_msix = adapter->drv_sds_rings;
827 if (qlcnic_check_multi_tx(adapter))
828 num_msix += adapter->drv_tx_rings;
830 num_msix += QLCNIC_SINGLE_RING;
835 static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter)
838 u32 offset, mask_reg;
839 const struct qlcnic_legacy_intr_set *legacy_intrp;
840 struct qlcnic_hardware_context *ahw = adapter->ahw;
841 struct pci_dev *pdev = adapter->pdev;
843 if (qlcnic_use_msi && !pci_enable_msi(pdev)) {
844 adapter->flags |= QLCNIC_MSI_ENABLED;
845 offset = msi_tgt_status[adapter->ahw->pci_func];
846 adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter->ahw,
848 dev_info(&pdev->dev, "using msi interrupts\n");
849 adapter->msix_entries[0].vector = pdev->irq;
853 if (qlcnic_use_msi || qlcnic_use_msi_x)
856 legacy_intrp = &legacy_intr[adapter->ahw->pci_func];
857 adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit;
858 offset = legacy_intrp->tgt_status_reg;
859 adapter->tgt_status_reg = qlcnic_get_ioaddr(ahw, offset);
860 mask_reg = legacy_intrp->tgt_mask_reg;
861 adapter->tgt_mask_reg = qlcnic_get_ioaddr(ahw, mask_reg);
862 adapter->isr_int_vec = qlcnic_get_ioaddr(ahw, ISR_INT_VECTOR);
863 adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG);
864 dev_info(&pdev->dev, "using legacy interrupts\n");
865 adapter->msix_entries[0].vector = pdev->irq;
869 static int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter)
871 int num_msix, err = 0;
873 if (adapter->flags & QLCNIC_TSS_RSS) {
874 err = qlcnic_setup_tss_rss_intr(adapter);
877 num_msix = adapter->ahw->num_msix;
879 num_msix = qlcnic_82xx_calculate_msix_vector(adapter);
881 err = qlcnic_enable_msix(adapter, num_msix);
885 if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) {
886 qlcnic_disable_multi_tx(adapter);
887 adapter->drv_sds_rings = QLCNIC_SINGLE_RING;
889 err = qlcnic_enable_msi_legacy(adapter);
898 int qlcnic_82xx_mq_intrpt(struct qlcnic_adapter *adapter, int op_type)
900 struct qlcnic_hardware_context *ahw = adapter->ahw;
903 if (qlcnic_check_multi_tx(adapter) &&
905 (adapter->flags & QLCNIC_MSIX_ENABLED)) {
906 ahw->intr_tbl = vzalloc(ahw->num_msix *
907 sizeof(struct qlcnic_intrpt_config));
911 for (i = 0; i < ahw->num_msix; i++) {
912 ahw->intr_tbl[i].type = QLCNIC_INTRPT_MSIX;
913 ahw->intr_tbl[i].id = i;
914 ahw->intr_tbl[i].src = 0;
917 err = qlcnic_82xx_config_intrpt(adapter, 1);
919 dev_err(&adapter->pdev->dev,
920 "Failed to configure Interrupt for %d vector\n",
928 void qlcnic_teardown_intr(struct qlcnic_adapter *adapter)
930 if (adapter->flags & QLCNIC_MSIX_ENABLED)
931 pci_disable_msix(adapter->pdev);
932 if (adapter->flags & QLCNIC_MSI_ENABLED)
933 pci_disable_msi(adapter->pdev);
935 kfree(adapter->msix_entries);
936 adapter->msix_entries = NULL;
938 if (adapter->ahw->intr_tbl) {
939 vfree(adapter->ahw->intr_tbl);
940 adapter->ahw->intr_tbl = NULL;
944 static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context *ahw)
946 if (ahw->pci_base0 != NULL)
947 iounmap(ahw->pci_base0);
950 static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter)
952 struct qlcnic_hardware_context *ahw = adapter->ahw;
953 struct qlcnic_pci_info *pci_info;
956 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) {
957 switch (ahw->port_type) {
959 ahw->total_nic_func = QLCNIC_NIU_MAX_GBE_PORTS;
962 ahw->total_nic_func = QLCNIC_NIU_MAX_XG_PORTS;
968 if (ahw->op_mode == QLCNIC_MGMT_FUNC)
971 pci_info = kcalloc(ahw->max_vnic_func, sizeof(*pci_info), GFP_KERNEL);
975 ret = qlcnic_get_pci_info(adapter, pci_info);
980 static bool qlcnic_port_eswitch_cfg_capability(struct qlcnic_adapter *adapter)
984 if (qlcnic_84xx_check(adapter)) {
986 } else if (qlcnic_83xx_check(adapter)) {
987 if (adapter->ahw->extra_capability[0] &
988 QLCNIC_FW_CAPABILITY_2_PER_PORT_ESWITCH_CFG)
997 int qlcnic_init_pci_info(struct qlcnic_adapter *adapter)
999 struct qlcnic_hardware_context *ahw = adapter->ahw;
1000 struct qlcnic_pci_info *pci_info;
1001 int i, id = 0, ret = 0, j = 0;
1005 pci_info = kcalloc(ahw->max_vnic_func, sizeof(*pci_info), GFP_KERNEL);
1009 ret = qlcnic_get_pci_info(adapter, pci_info);
1013 act_pci_func = ahw->total_nic_func;
1015 adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) *
1016 act_pci_func, GFP_KERNEL);
1017 if (!adapter->npars) {
1022 adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) *
1023 QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL);
1024 if (!adapter->eswitch) {
1029 for (i = 0; i < ahw->max_vnic_func; i++) {
1030 pfn = pci_info[i].id;
1032 if (pfn >= ahw->max_vnic_func) {
1033 ret = QL_STATUS_INVALID_PARAM;
1034 dev_err(&adapter->pdev->dev, "%s: Invalid function 0x%x, max 0x%x\n",
1035 __func__, pfn, ahw->max_vnic_func);
1039 if (!pci_info[i].active ||
1040 (pci_info[i].type != QLCNIC_TYPE_NIC))
1043 if (qlcnic_port_eswitch_cfg_capability(adapter)) {
1044 if (!qlcnic_83xx_set_port_eswitch_status(adapter, pfn,
1046 adapter->npars[j].eswitch_status = true;
1050 adapter->npars[j].eswitch_status = true;
1053 adapter->npars[j].pci_func = pfn;
1054 adapter->npars[j].active = (u8)pci_info[i].active;
1055 adapter->npars[j].type = (u8)pci_info[i].type;
1056 adapter->npars[j].phy_port = (u8)pci_info[i].default_port;
1057 adapter->npars[j].min_bw = pci_info[i].tx_min_bw;
1058 adapter->npars[j].max_bw = pci_info[i].tx_max_bw;
1060 memcpy(&adapter->npars[j].mac, &pci_info[i].mac, ETH_ALEN);
1064 /* Update eSwitch status for adapters without per port eSwitch
1065 * configuration capability
1067 if (!qlcnic_port_eswitch_cfg_capability(adapter)) {
1068 for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++)
1069 adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE;
1076 kfree(adapter->eswitch);
1077 adapter->eswitch = NULL;
1079 kfree(adapter->npars);
1080 adapter->npars = NULL;
1088 qlcnic_set_function_modes(struct qlcnic_adapter *adapter)
1092 u32 data = QLCNIC_MGMT_FUNC;
1093 struct qlcnic_hardware_context *ahw = adapter->ahw;
1095 ret = qlcnic_api_lock(adapter);
1100 data = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
1101 data = (data & ~QLC_DEV_SET_DRV(0xf, id)) |
1102 QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC, id);
1103 QLC_SHARED_REG_WR32(adapter, QLCNIC_DRV_OP_MODE, data);
1104 qlcnic_api_unlock(adapter);
1109 static void qlcnic_check_vf(struct qlcnic_adapter *adapter,
1110 const struct pci_device_id *ent)
1112 u32 op_mode, priv_level;
1114 /* Determine FW API version */
1115 adapter->ahw->fw_hal_version = QLC_SHARED_REG_RD32(adapter,
1118 /* Find PCI function number */
1119 qlcnic_get_func_no(adapter);
1121 /* Determine function privilege level */
1122 op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
1123 if (op_mode == QLC_DEV_DRV_DEFAULT)
1124 priv_level = QLCNIC_MGMT_FUNC;
1126 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1128 if (priv_level == QLCNIC_NON_PRIV_FUNC) {
1129 adapter->ahw->op_mode = QLCNIC_NON_PRIV_FUNC;
1130 dev_info(&adapter->pdev->dev,
1131 "HAL Version: %d Non Privileged function\n",
1132 adapter->ahw->fw_hal_version);
1133 adapter->nic_ops = &qlcnic_vf_ops;
1135 adapter->nic_ops = &qlcnic_ops;
1138 #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL
1139 #define QLCNIC_83XX_BAR0_LENGTH 0x4000
1140 static void qlcnic_get_bar_length(u32 dev_id, ulong *bar)
1143 case PCI_DEVICE_ID_QLOGIC_QLE824X:
1144 *bar = QLCNIC_82XX_BAR0_LENGTH;
1146 case PCI_DEVICE_ID_QLOGIC_QLE834X:
1147 case PCI_DEVICE_ID_QLOGIC_QLE8830:
1148 case PCI_DEVICE_ID_QLOGIC_QLE844X:
1149 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X:
1150 case PCI_DEVICE_ID_QLOGIC_VF_QLE844X:
1151 *bar = QLCNIC_83XX_BAR0_LENGTH;
1158 static int qlcnic_setup_pci_map(struct pci_dev *pdev,
1159 struct qlcnic_hardware_context *ahw)
1162 void __iomem *mem_ptr0 = NULL;
1163 unsigned long mem_len, pci_len0 = 0, bar0_len;
1165 /* remap phys address */
1166 mem_len = pci_resource_len(pdev, 0);
1168 qlcnic_get_bar_length(pdev->device, &bar0_len);
1169 if (mem_len >= bar0_len) {
1171 mem_ptr0 = pci_ioremap_bar(pdev, 0);
1172 if (mem_ptr0 == NULL) {
1173 dev_err(&pdev->dev, "failed to map PCI bar 0\n");
1181 dev_info(&pdev->dev, "%dKB memory map\n", (int)(mem_len >> 10));
1183 ahw->pci_base0 = mem_ptr0;
1184 ahw->pci_len0 = pci_len0;
1185 offset = QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw->pci_func));
1186 qlcnic_get_ioaddr(ahw, offset);
1191 static bool qlcnic_validate_subsystem_id(struct qlcnic_adapter *adapter,
1194 struct pci_dev *pdev = adapter->pdev;
1195 unsigned short subsystem_vendor;
1198 subsystem_vendor = pdev->subsystem_vendor;
1200 if (pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X ||
1201 pdev->device == PCI_DEVICE_ID_QLOGIC_QLE834X) {
1202 if (qlcnic_boards[index].sub_vendor == subsystem_vendor &&
1203 qlcnic_boards[index].sub_device == pdev->subsystem_device)
1212 static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name)
1214 struct pci_dev *pdev = adapter->pdev;
1217 for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) {
1218 if (qlcnic_boards[i].vendor == pdev->vendor &&
1219 qlcnic_boards[i].device == pdev->device &&
1220 qlcnic_validate_subsystem_id(adapter, i)) {
1227 sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr);
1229 sprintf(name, "%pM: %s" , adapter->mac_addr,
1230 qlcnic_boards[i].short_name);
1234 qlcnic_check_options(struct qlcnic_adapter *adapter)
1237 u32 fw_major, fw_minor, fw_build, prev_fw_version;
1238 struct pci_dev *pdev = adapter->pdev;
1239 struct qlcnic_hardware_context *ahw = adapter->ahw;
1240 struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump;
1242 prev_fw_version = adapter->fw_version;
1244 fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR);
1245 fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR);
1246 fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB);
1248 adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build);
1250 err = qlcnic_get_board_info(adapter);
1252 dev_err(&pdev->dev, "Error getting board config info.\n");
1255 if (ahw->op_mode != QLCNIC_NON_PRIV_FUNC) {
1256 if (fw_dump->tmpl_hdr == NULL ||
1257 adapter->fw_version > prev_fw_version) {
1258 if (fw_dump->tmpl_hdr)
1259 vfree(fw_dump->tmpl_hdr);
1260 if (!qlcnic_fw_cmd_get_minidump_temp(adapter))
1261 dev_info(&pdev->dev,
1262 "Supports FW dump capability\n");
1266 dev_info(&pdev->dev, "Driver v%s, firmware v%d.%d.%d\n",
1267 QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build);
1269 if (adapter->ahw->port_type == QLCNIC_XGBE) {
1270 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
1271 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF;
1272 adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF;
1274 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G;
1275 adapter->max_rxd = MAX_RCV_DESCRIPTORS_10G;
1278 adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
1279 adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
1281 } else if (adapter->ahw->port_type == QLCNIC_GBE) {
1282 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G;
1283 adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
1284 adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
1285 adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G;
1288 adapter->ahw->msix_supported = !!qlcnic_use_msi_x;
1290 adapter->num_txd = MAX_CMD_DESCRIPTORS;
1292 adapter->max_rds_rings = MAX_RDS_RINGS;
1296 qlcnic_initialize_nic(struct qlcnic_adapter *adapter)
1298 struct qlcnic_info nic_info;
1301 memset(&nic_info, 0, sizeof(struct qlcnic_info));
1302 err = qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw->pci_func);
1306 adapter->ahw->physical_port = (u8)nic_info.phys_port;
1307 adapter->ahw->switch_mode = nic_info.switch_mode;
1308 adapter->ahw->max_tx_ques = nic_info.max_tx_ques;
1309 adapter->ahw->max_rx_ques = nic_info.max_rx_ques;
1310 adapter->ahw->capabilities = nic_info.capabilities;
1312 if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) {
1314 temp = QLCRD32(adapter, CRB_FW_CAPABILITIES_2, &err);
1317 adapter->ahw->extra_capability[0] = temp;
1319 adapter->ahw->extra_capability[0] = 0;
1322 adapter->ahw->max_mac_filters = nic_info.max_mac_filters;
1323 adapter->ahw->max_mtu = nic_info.max_mtu;
1325 if (adapter->ahw->capabilities & BIT_6) {
1326 adapter->flags |= QLCNIC_ESWITCH_ENABLED;
1327 adapter->ahw->nic_mode = QLCNIC_VNIC_MODE;
1328 adapter->max_tx_rings = QLCNIC_MAX_HW_VNIC_TX_RINGS;
1329 adapter->max_sds_rings = QLCNIC_MAX_VNIC_SDS_RINGS;
1331 dev_info(&adapter->pdev->dev, "vNIC mode enabled.\n");
1333 adapter->ahw->nic_mode = QLCNIC_DEFAULT_MODE;
1334 adapter->max_tx_rings = QLCNIC_MAX_HW_TX_RINGS;
1335 adapter->max_sds_rings = QLCNIC_MAX_SDS_RINGS;
1336 adapter->flags &= ~QLCNIC_ESWITCH_ENABLED;
1342 void qlcnic_set_vlan_config(struct qlcnic_adapter *adapter,
1343 struct qlcnic_esw_func_cfg *esw_cfg)
1345 if (esw_cfg->discard_tagged)
1346 adapter->flags &= ~QLCNIC_TAGGING_ENABLED;
1348 adapter->flags |= QLCNIC_TAGGING_ENABLED;
1350 if (esw_cfg->vlan_id) {
1351 adapter->rx_pvid = esw_cfg->vlan_id;
1352 adapter->tx_pvid = esw_cfg->vlan_id;
1354 adapter->rx_pvid = 0;
1355 adapter->tx_pvid = 0;
1360 qlcnic_vlan_rx_add(struct net_device *netdev, __be16 proto, u16 vid)
1362 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1365 if (qlcnic_sriov_vf_check(adapter)) {
1366 err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 1);
1369 "Cannot add VLAN filter for VLAN id %d, err=%d",
1375 set_bit(vid, adapter->vlans);
1380 qlcnic_vlan_rx_del(struct net_device *netdev, __be16 proto, u16 vid)
1382 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1385 if (qlcnic_sriov_vf_check(adapter)) {
1386 err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 0);
1389 "Cannot delete VLAN filter for VLAN id %d, err=%d",
1395 qlcnic_restore_indev_addr(netdev, NETDEV_DOWN);
1396 clear_bit(vid, adapter->vlans);
1400 void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter,
1401 struct qlcnic_esw_func_cfg *esw_cfg)
1403 adapter->flags &= ~(QLCNIC_MACSPOOF | QLCNIC_MAC_OVERRIDE_DISABLED |
1404 QLCNIC_PROMISC_DISABLED);
1406 if (esw_cfg->mac_anti_spoof)
1407 adapter->flags |= QLCNIC_MACSPOOF;
1409 if (!esw_cfg->mac_override)
1410 adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED;
1412 if (!esw_cfg->promisc_mode)
1413 adapter->flags |= QLCNIC_PROMISC_DISABLED;
1416 int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter)
1418 struct qlcnic_esw_func_cfg esw_cfg;
1420 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
1423 esw_cfg.pci_func = adapter->ahw->pci_func;
1424 if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg))
1426 qlcnic_set_vlan_config(adapter, &esw_cfg);
1427 qlcnic_set_eswitch_port_features(adapter, &esw_cfg);
1428 qlcnic_set_netdev_features(adapter, &esw_cfg);
1433 void qlcnic_set_netdev_features(struct qlcnic_adapter *adapter,
1434 struct qlcnic_esw_func_cfg *esw_cfg)
1436 struct net_device *netdev = adapter->netdev;
1438 if (qlcnic_83xx_check(adapter))
1441 adapter->offload_flags = esw_cfg->offload_flags;
1442 adapter->flags |= QLCNIC_APP_CHANGED_FLAGS;
1443 netdev_update_features(netdev);
1444 adapter->flags &= ~QLCNIC_APP_CHANGED_FLAGS;
1448 qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter)
1450 u32 op_mode, priv_level;
1453 err = qlcnic_initialize_nic(adapter);
1457 if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED)
1460 op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
1461 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1463 if (op_mode == QLC_DEV_DRV_DEFAULT)
1464 priv_level = QLCNIC_MGMT_FUNC;
1466 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
1468 if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
1469 if (priv_level == QLCNIC_MGMT_FUNC) {
1470 adapter->ahw->op_mode = QLCNIC_MGMT_FUNC;
1471 err = qlcnic_init_pci_info(adapter);
1474 /* Set privilege level for other functions */
1475 qlcnic_set_function_modes(adapter);
1476 dev_info(&adapter->pdev->dev,
1477 "HAL Version: %d, Management function\n",
1478 adapter->ahw->fw_hal_version);
1479 } else if (priv_level == QLCNIC_PRIV_FUNC) {
1480 adapter->ahw->op_mode = QLCNIC_PRIV_FUNC;
1481 dev_info(&adapter->pdev->dev,
1482 "HAL Version: %d, Privileged function\n",
1483 adapter->ahw->fw_hal_version);
1486 adapter->ahw->nic_mode = QLCNIC_DEFAULT_MODE;
1489 adapter->flags |= QLCNIC_ADAPTER_INITIALIZED;
1494 int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter)
1496 struct qlcnic_esw_func_cfg esw_cfg;
1497 struct qlcnic_npar_info *npar;
1500 if (adapter->need_fw_reset)
1503 for (i = 0; i < adapter->ahw->total_nic_func; i++) {
1504 if (!adapter->npars[i].eswitch_status)
1507 memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg));
1508 esw_cfg.pci_func = adapter->npars[i].pci_func;
1509 esw_cfg.mac_override = BIT_0;
1510 esw_cfg.promisc_mode = BIT_0;
1511 if (qlcnic_82xx_check(adapter)) {
1512 esw_cfg.offload_flags = BIT_0;
1513 if (QLCNIC_IS_TSO_CAPABLE(adapter))
1514 esw_cfg.offload_flags |= (BIT_1 | BIT_2);
1516 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1518 npar = &adapter->npars[i];
1519 npar->pvid = esw_cfg.vlan_id;
1520 npar->mac_override = esw_cfg.mac_override;
1521 npar->mac_anti_spoof = esw_cfg.mac_anti_spoof;
1522 npar->discard_tagged = esw_cfg.discard_tagged;
1523 npar->promisc_mode = esw_cfg.promisc_mode;
1524 npar->offload_flags = esw_cfg.offload_flags;
1532 qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter,
1533 struct qlcnic_npar_info *npar, int pci_func)
1535 struct qlcnic_esw_func_cfg esw_cfg;
1536 esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS;
1537 esw_cfg.pci_func = pci_func;
1538 esw_cfg.vlan_id = npar->pvid;
1539 esw_cfg.mac_override = npar->mac_override;
1540 esw_cfg.discard_tagged = npar->discard_tagged;
1541 esw_cfg.mac_anti_spoof = npar->mac_anti_spoof;
1542 esw_cfg.offload_flags = npar->offload_flags;
1543 esw_cfg.promisc_mode = npar->promisc_mode;
1544 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1547 esw_cfg.op_mode = QLCNIC_ADD_VLAN;
1548 if (qlcnic_config_switch_port(adapter, &esw_cfg))
1554 int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter)
1557 struct qlcnic_npar_info *npar;
1558 struct qlcnic_info nic_info;
1561 if (qlcnic_82xx_check(adapter))
1562 if (!adapter->need_fw_reset)
1565 /* Set the NPAR config data after FW reset */
1566 for (i = 0; i < adapter->ahw->total_nic_func; i++) {
1567 npar = &adapter->npars[i];
1568 pci_func = npar->pci_func;
1569 if (!adapter->npars[i].eswitch_status)
1572 memset(&nic_info, 0, sizeof(struct qlcnic_info));
1573 err = qlcnic_get_nic_info(adapter, &nic_info, pci_func);
1576 nic_info.min_tx_bw = npar->min_bw;
1577 nic_info.max_tx_bw = npar->max_bw;
1578 err = qlcnic_set_nic_info(adapter, &nic_info);
1582 if (npar->enable_pm) {
1583 err = qlcnic_config_port_mirroring(adapter,
1589 err = qlcnic_reset_eswitch_config(adapter, npar, pci_func);
1596 static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter)
1598 u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO;
1601 if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC)
1604 npar_state = QLC_SHARED_REG_RD32(adapter,
1605 QLCNIC_CRB_DEV_NPAR_STATE);
1606 while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) {
1608 npar_state = QLC_SHARED_REG_RD32(adapter,
1609 QLCNIC_CRB_DEV_NPAR_STATE);
1611 if (!npar_opt_timeo) {
1612 dev_err(&adapter->pdev->dev,
1613 "Waiting for NPAR state to operational timeout\n");
1620 qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter)
1624 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
1625 adapter->ahw->op_mode != QLCNIC_MGMT_FUNC)
1628 err = qlcnic_set_default_offload_settings(adapter);
1632 err = qlcnic_reset_npar_config(adapter);
1636 qlcnic_dev_set_npar_ready(adapter);
1641 static int qlcnic_82xx_start_firmware(struct qlcnic_adapter *adapter)
1645 err = qlcnic_can_start_firmware(adapter);
1649 goto check_fw_status;
1651 if (qlcnic_load_fw_file)
1652 qlcnic_request_firmware(adapter);
1654 err = qlcnic_check_flash_fw_ver(adapter);
1658 adapter->ahw->fw_type = QLCNIC_FLASH_ROMIMAGE;
1661 err = qlcnic_need_fw_reset(adapter);
1663 goto check_fw_status;
1665 err = qlcnic_pinit_from_rom(adapter);
1669 err = qlcnic_load_firmware(adapter);
1673 qlcnic_release_firmware(adapter);
1674 QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION);
1677 err = qlcnic_check_fw_status(adapter);
1681 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY);
1682 qlcnic_idc_debug_info(adapter, 1);
1683 err = qlcnic_check_eswitch_mode(adapter);
1685 dev_err(&adapter->pdev->dev,
1686 "Memory allocation failed for eswitch\n");
1689 err = qlcnic_set_mgmt_operations(adapter);
1693 qlcnic_check_options(adapter);
1694 adapter->need_fw_reset = 0;
1696 qlcnic_release_firmware(adapter);
1700 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED);
1701 dev_err(&adapter->pdev->dev, "Device state set to failed\n");
1703 qlcnic_release_firmware(adapter);
1708 qlcnic_request_irq(struct qlcnic_adapter *adapter)
1710 irq_handler_t handler;
1711 struct qlcnic_host_sds_ring *sds_ring;
1712 struct qlcnic_host_tx_ring *tx_ring;
1713 int err, ring, num_sds_rings;
1715 unsigned long flags = 0;
1716 struct net_device *netdev = adapter->netdev;
1717 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1719 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1720 if (qlcnic_82xx_check(adapter))
1721 handler = qlcnic_tmp_intr;
1723 handler = qlcnic_83xx_tmp_intr;
1724 if (!QLCNIC_IS_MSI_FAMILY(adapter))
1725 flags |= IRQF_SHARED;
1728 if (adapter->flags & QLCNIC_MSIX_ENABLED)
1729 handler = qlcnic_msix_intr;
1730 else if (adapter->flags & QLCNIC_MSI_ENABLED)
1731 handler = qlcnic_msi_intr;
1733 flags |= IRQF_SHARED;
1734 if (qlcnic_82xx_check(adapter))
1735 handler = qlcnic_intr;
1737 handler = qlcnic_83xx_intr;
1740 adapter->irq = netdev->irq;
1742 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
1743 if (qlcnic_82xx_check(adapter) ||
1744 (qlcnic_83xx_check(adapter) &&
1745 (adapter->flags & QLCNIC_MSIX_ENABLED))) {
1746 num_sds_rings = adapter->drv_sds_rings;
1747 for (ring = 0; ring < num_sds_rings; ring++) {
1748 sds_ring = &recv_ctx->sds_rings[ring];
1749 if (qlcnic_82xx_check(adapter) &&
1750 !qlcnic_check_multi_tx(adapter) &&
1751 (ring == (num_sds_rings - 1))) {
1752 if (!(adapter->flags &
1753 QLCNIC_MSIX_ENABLED))
1754 snprintf(sds_ring->name,
1755 sizeof(sds_ring->name),
1758 snprintf(sds_ring->name,
1759 sizeof(sds_ring->name),
1761 netdev->name, ring);
1763 snprintf(sds_ring->name,
1764 sizeof(sds_ring->name),
1766 netdev->name, ring);
1768 err = request_irq(sds_ring->irq, handler, flags,
1769 sds_ring->name, sds_ring);
1774 if ((qlcnic_82xx_check(adapter) &&
1775 qlcnic_check_multi_tx(adapter)) ||
1776 (qlcnic_83xx_check(adapter) &&
1777 (adapter->flags & QLCNIC_MSIX_ENABLED) &&
1778 !(adapter->flags & QLCNIC_TX_INTR_SHARED))) {
1779 handler = qlcnic_msix_tx_intr;
1780 for (ring = 0; ring < adapter->drv_tx_rings;
1782 tx_ring = &adapter->tx_ring[ring];
1783 snprintf(tx_ring->name, sizeof(tx_ring->name),
1784 "%s-tx-%d", netdev->name, ring);
1785 err = request_irq(tx_ring->irq, handler, flags,
1786 tx_ring->name, tx_ring);
1796 qlcnic_free_irq(struct qlcnic_adapter *adapter)
1799 struct qlcnic_host_sds_ring *sds_ring;
1800 struct qlcnic_host_tx_ring *tx_ring;
1802 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1804 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
1805 if (qlcnic_82xx_check(adapter) ||
1806 (qlcnic_83xx_check(adapter) &&
1807 (adapter->flags & QLCNIC_MSIX_ENABLED))) {
1808 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
1809 sds_ring = &recv_ctx->sds_rings[ring];
1810 free_irq(sds_ring->irq, sds_ring);
1813 if ((qlcnic_83xx_check(adapter) &&
1814 !(adapter->flags & QLCNIC_TX_INTR_SHARED)) ||
1815 (qlcnic_82xx_check(adapter) &&
1816 qlcnic_check_multi_tx(adapter))) {
1817 for (ring = 0; ring < adapter->drv_tx_rings;
1819 tx_ring = &adapter->tx_ring[ring];
1821 free_irq(tx_ring->irq, tx_ring);
1827 static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter *adapter)
1831 if (qlcnic_82xx_check(adapter)) {
1832 if (adapter->ahw->extra_capability[0] &
1833 QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG)
1834 adapter->flags |= QLCNIC_FW_LRO_MSS_CAP;
1836 capab = adapter->ahw->capabilities;
1837 if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab))
1838 adapter->flags |= QLCNIC_FW_LRO_MSS_CAP;
1842 static int qlcnic_config_def_intr_coalesce(struct qlcnic_adapter *adapter)
1844 struct qlcnic_hardware_context *ahw = adapter->ahw;
1847 /* Initialize interrupt coalesce parameters */
1848 ahw->coal.flag = QLCNIC_INTR_DEFAULT;
1850 if (qlcnic_83xx_check(adapter)) {
1851 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX_TX;
1852 ahw->coal.tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US;
1853 ahw->coal.tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS;
1854 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
1855 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
1857 err = qlcnic_83xx_set_rx_tx_intr_coal(adapter);
1859 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX;
1860 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
1861 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
1863 err = qlcnic_82xx_set_rx_coalesce(adapter);
1869 int __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
1872 struct qlcnic_host_rds_ring *rds_ring;
1874 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1877 if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
1880 if (qlcnic_set_eswitch_port_config(adapter))
1883 qlcnic_get_lro_mss_capability(adapter);
1885 if (qlcnic_fw_create_ctx(adapter))
1888 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
1889 rds_ring = &adapter->recv_ctx->rds_rings[ring];
1890 qlcnic_post_rx_buffers(adapter, rds_ring, ring);
1893 qlcnic_set_multi(netdev);
1894 qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu);
1896 adapter->ahw->linkup = 0;
1898 if (adapter->drv_sds_rings > 1)
1899 qlcnic_config_rss(adapter, 1);
1901 qlcnic_config_def_intr_coalesce(adapter);
1903 if (netdev->features & NETIF_F_LRO)
1904 qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED);
1906 set_bit(__QLCNIC_DEV_UP, &adapter->state);
1907 qlcnic_napi_enable(adapter);
1909 qlcnic_linkevent_request(adapter, 1);
1911 adapter->ahw->reset_context = 0;
1912 netif_tx_start_all_queues(netdev);
1916 int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
1921 if (netif_running(netdev))
1922 err = __qlcnic_up(adapter, netdev);
1928 void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
1932 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1935 if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state))
1939 netif_carrier_off(netdev);
1940 adapter->ahw->linkup = 0;
1941 netif_tx_disable(netdev);
1943 qlcnic_free_mac_list(adapter);
1945 if (adapter->fhash.fnum)
1946 qlcnic_delete_lb_filters(adapter);
1948 qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE);
1949 if (qlcnic_sriov_vf_check(adapter))
1950 qlcnic_sriov_cleanup_async_list(&adapter->ahw->sriov->bc);
1952 qlcnic_napi_disable(adapter);
1954 qlcnic_fw_destroy_ctx(adapter);
1955 adapter->flags &= ~QLCNIC_FW_LRO_MSS_CAP;
1957 qlcnic_reset_rx_buffers_list(adapter);
1959 for (ring = 0; ring < adapter->drv_tx_rings; ring++)
1960 qlcnic_release_tx_buffers(adapter, &adapter->tx_ring[ring]);
1963 /* Usage: During suspend and firmware recovery module */
1965 void qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
1968 if (netif_running(netdev))
1969 __qlcnic_down(adapter, netdev);
1975 qlcnic_attach(struct qlcnic_adapter *adapter)
1977 struct net_device *netdev = adapter->netdev;
1978 struct pci_dev *pdev = adapter->pdev;
1981 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC)
1984 err = qlcnic_napi_add(adapter, netdev);
1988 err = qlcnic_alloc_sw_resources(adapter);
1990 dev_err(&pdev->dev, "Error in setting sw resources\n");
1991 goto err_out_napi_del;
1994 err = qlcnic_alloc_hw_resources(adapter);
1996 dev_err(&pdev->dev, "Error in setting hw resources\n");
1997 goto err_out_free_sw;
2000 err = qlcnic_request_irq(adapter);
2002 dev_err(&pdev->dev, "failed to setup interrupt\n");
2003 goto err_out_free_hw;
2006 qlcnic_create_sysfs_entries(adapter);
2008 #ifdef CONFIG_QLCNIC_VXLAN
2009 if (qlcnic_encap_rx_offload(adapter))
2010 vxlan_get_rx_port(netdev);
2013 adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC;
2017 qlcnic_free_hw_resources(adapter);
2019 qlcnic_free_sw_resources(adapter);
2021 qlcnic_napi_del(adapter);
2025 void qlcnic_detach(struct qlcnic_adapter *adapter)
2027 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
2030 qlcnic_remove_sysfs_entries(adapter);
2032 qlcnic_free_hw_resources(adapter);
2033 qlcnic_release_rx_buffers(adapter);
2034 qlcnic_free_irq(adapter);
2035 qlcnic_napi_del(adapter);
2036 qlcnic_free_sw_resources(adapter);
2041 void qlcnic_diag_free_res(struct net_device *netdev, int drv_sds_rings)
2043 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2044 struct qlcnic_host_sds_ring *sds_ring;
2045 int drv_tx_rings = adapter->drv_tx_rings;
2048 clear_bit(__QLCNIC_DEV_UP, &adapter->state);
2049 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
2050 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
2051 sds_ring = &adapter->recv_ctx->sds_rings[ring];
2052 qlcnic_disable_sds_intr(adapter, sds_ring);
2056 qlcnic_fw_destroy_ctx(adapter);
2058 qlcnic_detach(adapter);
2060 adapter->ahw->diag_test = 0;
2061 adapter->drv_sds_rings = drv_sds_rings;
2062 adapter->drv_tx_rings = drv_tx_rings;
2064 if (qlcnic_attach(adapter))
2067 if (netif_running(netdev))
2068 __qlcnic_up(adapter, netdev);
2070 netif_device_attach(netdev);
2073 static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter)
2075 struct qlcnic_hardware_context *ahw = adapter->ahw;
2078 adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context),
2080 if (!adapter->recv_ctx) {
2085 if (qlcnic_83xx_check(adapter)) {
2086 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX_TX;
2087 ahw->coal.tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US;
2088 ahw->coal.tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS;
2089 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
2090 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
2092 ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX;
2093 ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
2094 ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
2098 memset(&adapter->stats, 0, sizeof(adapter->stats));
2103 static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter)
2105 struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
2107 kfree(adapter->recv_ctx);
2108 adapter->recv_ctx = NULL;
2110 if (fw_dump->tmpl_hdr) {
2111 vfree(fw_dump->tmpl_hdr);
2112 fw_dump->tmpl_hdr = NULL;
2115 if (fw_dump->dma_buffer) {
2116 dma_free_coherent(&adapter->pdev->dev, QLC_PEX_DMA_READ_SIZE,
2117 fw_dump->dma_buffer, fw_dump->phys_addr);
2118 fw_dump->dma_buffer = NULL;
2121 kfree(adapter->ahw->reset.buff);
2122 adapter->ahw->fw_dump.tmpl_hdr = NULL;
2125 int qlcnic_diag_alloc_res(struct net_device *netdev, int test)
2127 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2128 struct qlcnic_host_sds_ring *sds_ring;
2129 struct qlcnic_host_rds_ring *rds_ring;
2133 netif_device_detach(netdev);
2135 if (netif_running(netdev))
2136 __qlcnic_down(adapter, netdev);
2138 qlcnic_detach(adapter);
2140 adapter->drv_sds_rings = QLCNIC_SINGLE_RING;
2141 adapter->ahw->diag_test = test;
2142 adapter->ahw->linkup = 0;
2144 ret = qlcnic_attach(adapter);
2146 netif_device_attach(netdev);
2150 ret = qlcnic_fw_create_ctx(adapter);
2152 qlcnic_detach(adapter);
2153 netif_device_attach(netdev);
2157 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
2158 rds_ring = &adapter->recv_ctx->rds_rings[ring];
2159 qlcnic_post_rx_buffers(adapter, rds_ring, ring);
2162 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
2163 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
2164 sds_ring = &adapter->recv_ctx->sds_rings[ring];
2165 qlcnic_enable_sds_intr(adapter, sds_ring);
2169 if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) {
2170 adapter->ahw->loopback_state = 0;
2171 qlcnic_linkevent_request(adapter, 1);
2174 set_bit(__QLCNIC_DEV_UP, &adapter->state);
2179 /* Reset context in hardware only */
2181 qlcnic_reset_hw_context(struct qlcnic_adapter *adapter)
2183 struct net_device *netdev = adapter->netdev;
2185 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
2188 netif_device_detach(netdev);
2190 qlcnic_down(adapter, netdev);
2192 qlcnic_up(adapter, netdev);
2194 netif_device_attach(netdev);
2196 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2197 netdev_info(adapter->netdev, "%s: soft reset complete\n", __func__);
2202 qlcnic_reset_context(struct qlcnic_adapter *adapter)
2205 struct net_device *netdev = adapter->netdev;
2207 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
2210 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) {
2212 netif_device_detach(netdev);
2214 if (netif_running(netdev))
2215 __qlcnic_down(adapter, netdev);
2217 qlcnic_detach(adapter);
2219 if (netif_running(netdev)) {
2220 err = qlcnic_attach(adapter);
2222 __qlcnic_up(adapter, netdev);
2223 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
2227 netif_device_attach(netdev);
2230 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2234 static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *adapter)
2236 struct qlcnic_hardware_context *ahw = adapter->ahw;
2237 u16 act_pci_fn = ahw->total_nic_func;
2240 ahw->max_mc_count = QLCNIC_MAX_MC_COUNT;
2241 if (act_pci_fn <= 2)
2242 count = (QLCNIC_MAX_UC_COUNT - QLCNIC_MAX_MC_COUNT) /
2245 count = (QLCNIC_LB_MAX_FILTERS - QLCNIC_MAX_MC_COUNT) /
2247 ahw->max_uc_count = count;
2250 static int qlcnic_set_real_num_queues(struct qlcnic_adapter *adapter,
2251 u8 tx_queues, u8 rx_queues)
2253 struct net_device *netdev = adapter->netdev;
2257 err = netif_set_real_num_tx_queues(netdev, tx_queues);
2259 netdev_err(netdev, "failed to set %d Tx queues\n",
2266 err = netif_set_real_num_rx_queues(netdev, rx_queues);
2268 netdev_err(netdev, "failed to set %d Rx queues\n",
2276 qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev,
2280 struct pci_dev *pdev = adapter->pdev;
2282 adapter->rx_csum = 1;
2283 adapter->ahw->mc_enabled = 0;
2284 qlcnic_set_mac_filter_count(adapter);
2286 netdev->netdev_ops = &qlcnic_netdev_ops;
2287 netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ;
2289 qlcnic_change_mtu(netdev, netdev->mtu);
2291 netdev->ethtool_ops = (qlcnic_sriov_vf_check(adapter)) ?
2292 &qlcnic_sriov_vf_ethtool_ops : &qlcnic_ethtool_ops;
2294 netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM |
2295 NETIF_F_IPV6_CSUM | NETIF_F_GRO |
2296 NETIF_F_HW_VLAN_CTAG_RX);
2297 netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM |
2300 if (QLCNIC_IS_TSO_CAPABLE(adapter)) {
2301 netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6);
2302 netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6);
2305 if (pci_using_dac) {
2306 netdev->features |= NETIF_F_HIGHDMA;
2307 netdev->vlan_features |= NETIF_F_HIGHDMA;
2310 if (qlcnic_vlan_tx_check(adapter))
2311 netdev->features |= (NETIF_F_HW_VLAN_CTAG_TX);
2313 if (qlcnic_sriov_vf_check(adapter))
2314 netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
2316 if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO)
2317 netdev->features |= NETIF_F_LRO;
2319 if (qlcnic_encap_tx_offload(adapter)) {
2320 netdev->features |= NETIF_F_GSO_UDP_TUNNEL;
2322 /* encapsulation Tx offload supported by Adapter */
2323 netdev->hw_enc_features = NETIF_F_IP_CSUM |
2324 NETIF_F_GSO_UDP_TUNNEL |
2329 if (qlcnic_encap_rx_offload(adapter))
2330 netdev->hw_enc_features |= NETIF_F_RXCSUM;
2332 netdev->hw_features = netdev->features;
2333 netdev->priv_flags |= IFF_UNICAST_FLT;
2334 netdev->irq = adapter->msix_entries[0].vector;
2336 err = qlcnic_set_real_num_queues(adapter, adapter->drv_tx_rings,
2337 adapter->drv_sds_rings);
2341 qlcnic_dcb_init_dcbnl_ops(adapter->dcb);
2343 err = register_netdev(netdev);
2345 dev_err(&pdev->dev, "failed to register net device\n");
2352 static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac)
2354 if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) &&
2355 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)))
2357 else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) &&
2358 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)))
2361 dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n");
2368 void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter)
2371 struct qlcnic_host_tx_ring *tx_ring;
2373 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
2374 tx_ring = &adapter->tx_ring[ring];
2375 if (tx_ring && tx_ring->cmd_buf_arr != NULL) {
2376 vfree(tx_ring->cmd_buf_arr);
2377 tx_ring->cmd_buf_arr = NULL;
2380 if (adapter->tx_ring != NULL)
2381 kfree(adapter->tx_ring);
2384 int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter,
2385 struct net_device *netdev)
2387 int ring, vector, index;
2388 struct qlcnic_host_tx_ring *tx_ring;
2389 struct qlcnic_cmd_buffer *cmd_buf_arr;
2391 tx_ring = kcalloc(adapter->drv_tx_rings,
2392 sizeof(struct qlcnic_host_tx_ring), GFP_KERNEL);
2393 if (tx_ring == NULL)
2396 adapter->tx_ring = tx_ring;
2398 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
2399 tx_ring = &adapter->tx_ring[ring];
2400 tx_ring->num_desc = adapter->num_txd;
2401 tx_ring->txq = netdev_get_tx_queue(netdev, ring);
2402 cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring));
2403 if (cmd_buf_arr == NULL) {
2404 qlcnic_free_tx_rings(adapter);
2407 memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(tx_ring));
2408 tx_ring->cmd_buf_arr = cmd_buf_arr;
2409 spin_lock_init(&tx_ring->tx_clean_lock);
2412 if (qlcnic_83xx_check(adapter) ||
2413 (qlcnic_82xx_check(adapter) && qlcnic_check_multi_tx(adapter))) {
2414 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
2415 tx_ring = &adapter->tx_ring[ring];
2416 tx_ring->adapter = adapter;
2417 if (adapter->flags & QLCNIC_MSIX_ENABLED) {
2418 index = adapter->drv_sds_rings + ring;
2419 vector = adapter->msix_entries[index].vector;
2420 tx_ring->irq = vector;
2428 void qlcnic_set_drv_version(struct qlcnic_adapter *adapter)
2430 struct qlcnic_hardware_context *ahw = adapter->ahw;
2433 if (qlcnic_82xx_check(adapter))
2434 fw_cmd = QLCNIC_CMD_82XX_SET_DRV_VER;
2435 else if (qlcnic_83xx_check(adapter))
2436 fw_cmd = QLCNIC_CMD_83XX_SET_DRV_VER;
2438 if (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_SET_DRV_VER)
2439 qlcnic_fw_cmd_set_drv_version(adapter, fw_cmd);
2442 /* Reset firmware API lock */
2443 static void qlcnic_reset_api_lock(struct qlcnic_adapter *adapter)
2445 qlcnic_api_lock(adapter);
2446 qlcnic_api_unlock(adapter);
2451 qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
2453 struct net_device *netdev = NULL;
2454 struct qlcnic_adapter *adapter = NULL;
2455 struct qlcnic_hardware_context *ahw;
2456 int err, pci_using_dac = -1;
2457 char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */
2459 err = pci_enable_device(pdev);
2463 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
2465 goto err_out_disable_pdev;
2468 err = qlcnic_set_dma_mask(pdev, &pci_using_dac);
2470 goto err_out_disable_pdev;
2472 err = pci_request_regions(pdev, qlcnic_driver_name);
2474 goto err_out_disable_pdev;
2476 pci_set_master(pdev);
2477 pci_enable_pcie_error_reporting(pdev);
2479 ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL);
2482 goto err_out_free_res;
2485 switch (ent->device) {
2486 case PCI_DEVICE_ID_QLOGIC_QLE824X:
2487 ahw->hw_ops = &qlcnic_hw_ops;
2488 ahw->reg_tbl = (u32 *) qlcnic_reg_tbl;
2490 case PCI_DEVICE_ID_QLOGIC_QLE834X:
2491 case PCI_DEVICE_ID_QLOGIC_QLE8830:
2492 case PCI_DEVICE_ID_QLOGIC_QLE844X:
2493 qlcnic_83xx_register_map(ahw);
2495 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X:
2496 case PCI_DEVICE_ID_QLOGIC_VF_QLE844X:
2497 qlcnic_sriov_vf_register_map(ahw);
2500 goto err_out_free_hw_res;
2503 err = qlcnic_setup_pci_map(pdev, ahw);
2505 goto err_out_free_hw_res;
2507 netdev = alloc_etherdev_mq(sizeof(struct qlcnic_adapter),
2508 QLCNIC_MAX_TX_RINGS);
2511 goto err_out_iounmap;
2514 SET_NETDEV_DEV(netdev, &pdev->dev);
2516 adapter = netdev_priv(netdev);
2517 adapter->netdev = netdev;
2518 adapter->pdev = pdev;
2521 adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic");
2522 if (adapter->qlcnic_wq == NULL) {
2524 dev_err(&pdev->dev, "Failed to create workqueue\n");
2525 goto err_out_free_netdev;
2528 err = qlcnic_alloc_adapter_resources(adapter);
2530 goto err_out_free_wq;
2532 adapter->dev_rst_time = jiffies;
2533 ahw->revision_id = pdev->revision;
2534 ahw->max_vnic_func = qlcnic_get_vnic_func_count(adapter);
2535 if (qlcnic_mac_learn == FDB_MAC_LEARN)
2536 adapter->fdb_mac_learn = true;
2537 else if (qlcnic_mac_learn == DRV_MAC_LEARN)
2538 adapter->drv_mac_learn = true;
2540 rwlock_init(&adapter->ahw->crb_lock);
2541 mutex_init(&adapter->ahw->mem_lock);
2543 INIT_LIST_HEAD(&adapter->mac_list);
2545 qlcnic_register_dcb(adapter);
2547 if (qlcnic_82xx_check(adapter)) {
2548 qlcnic_check_vf(adapter, ent);
2549 adapter->portnum = adapter->ahw->pci_func;
2550 qlcnic_reset_api_lock(adapter);
2551 err = qlcnic_start_firmware(adapter);
2553 dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n"
2554 "\t\tIf reboot doesn't help, try flashing the card\n");
2555 goto err_out_maintenance_mode;
2558 /* compute and set default and max tx/sds rings */
2559 if (adapter->ahw->msix_supported) {
2560 if (qlcnic_check_multi_tx_capability(adapter) == 1)
2561 qlcnic_set_tx_ring_count(adapter,
2562 QLCNIC_SINGLE_RING);
2564 qlcnic_set_tx_ring_count(adapter,
2565 QLCNIC_DEF_TX_RINGS);
2566 qlcnic_set_sds_ring_count(adapter,
2567 QLCNIC_DEF_SDS_RINGS);
2569 qlcnic_set_tx_ring_count(adapter, QLCNIC_SINGLE_RING);
2570 qlcnic_set_sds_ring_count(adapter, QLCNIC_SINGLE_RING);
2573 err = qlcnic_setup_idc_param(adapter);
2575 goto err_out_free_hw;
2577 adapter->flags |= QLCNIC_NEED_FLR;
2579 } else if (qlcnic_83xx_check(adapter)) {
2580 qlcnic_83xx_check_vf(adapter, ent);
2581 adapter->portnum = adapter->ahw->pci_func;
2582 err = qlcnic_83xx_init(adapter, pci_using_dac);
2585 case -ENOTRECOVERABLE:
2586 dev_err(&pdev->dev, "Adapter initialization failed due to a faulty hardware\n");
2587 dev_err(&pdev->dev, "Please replace the adapter with new one and return the faulty adapter for repair\n");
2588 goto err_out_free_hw;
2590 dev_err(&pdev->dev, "Adapter initialization failed. Please reboot\n");
2591 goto err_out_free_hw;
2593 dev_err(&pdev->dev, "Adapter initialization failed\n");
2594 goto err_out_free_hw;
2596 dev_err(&pdev->dev, "Adapter initialization failed. Driver will load in maintenance mode to recover the adapter using the application\n");
2597 goto err_out_maintenance_mode;
2601 if (qlcnic_sriov_vf_check(adapter))
2605 "%s: failed. Please Reboot\n", __func__);
2606 goto err_out_free_hw;
2609 if (qlcnic_read_mac_addr(adapter))
2610 dev_warn(&pdev->dev, "failed to read mac addr\n");
2612 qlcnic_read_phys_port_id(adapter);
2614 if (adapter->portnum == 0) {
2615 qlcnic_get_board_name(adapter, board_name);
2617 pr_info("%s: %s Board Chip rev 0x%x\n",
2618 module_name(THIS_MODULE),
2619 board_name, adapter->ahw->revision_id);
2622 if (qlcnic_83xx_check(adapter) && !qlcnic_use_msi_x &&
2624 dev_warn(&pdev->dev,
2625 "Device does not support MSI interrupts\n");
2627 if (qlcnic_82xx_check(adapter)) {
2628 qlcnic_dcb_enable(adapter->dcb);
2629 qlcnic_dcb_get_info(adapter->dcb);
2630 err = qlcnic_setup_intr(adapter);
2633 dev_err(&pdev->dev, "Failed to setup interrupt\n");
2634 goto err_out_disable_msi;
2638 err = qlcnic_get_act_pci_func(adapter);
2640 goto err_out_disable_mbx_intr;
2642 if (adapter->portnum == 0)
2643 qlcnic_set_drv_version(adapter);
2645 err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac);
2647 goto err_out_disable_mbx_intr;
2649 pci_set_drvdata(pdev, adapter);
2651 if (qlcnic_82xx_check(adapter))
2652 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
2655 switch (adapter->ahw->port_type) {
2657 dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n",
2658 adapter->netdev->name);
2661 dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n",
2662 adapter->netdev->name);
2666 if (adapter->drv_mac_learn)
2667 qlcnic_alloc_lb_filters_mem(adapter);
2669 qlcnic_add_sysfs(adapter);
2670 qlcnic_register_hwmon_dev(adapter);
2673 err_out_disable_mbx_intr:
2674 if (qlcnic_83xx_check(adapter))
2675 qlcnic_83xx_free_mbx_intr(adapter);
2677 err_out_disable_msi:
2678 qlcnic_teardown_intr(adapter);
2679 qlcnic_cancel_idc_work(adapter);
2680 qlcnic_clr_all_drv_state(adapter, 0);
2683 qlcnic_free_adapter_resources(adapter);
2686 destroy_workqueue(adapter->qlcnic_wq);
2688 err_out_free_netdev:
2689 free_netdev(netdev);
2692 qlcnic_cleanup_pci_map(ahw);
2694 err_out_free_hw_res:
2698 pci_release_regions(pdev);
2700 err_out_disable_pdev:
2701 pci_disable_device(pdev);
2704 err_out_maintenance_mode:
2705 set_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state);
2706 netdev->netdev_ops = &qlcnic_netdev_failed_ops;
2707 netdev->ethtool_ops = &qlcnic_ethtool_failed_ops;
2708 ahw->port_type = QLCNIC_XGBE;
2710 if (qlcnic_83xx_check(adapter))
2711 adapter->tgt_status_reg = NULL;
2713 ahw->board_type = QLCNIC_BRDTYPE_P3P_10G_SFP_PLUS;
2715 err = register_netdev(netdev);
2718 dev_err(&pdev->dev, "Failed to register net device\n");
2719 qlcnic_clr_all_drv_state(adapter, 0);
2720 goto err_out_free_hw;
2723 pci_set_drvdata(pdev, adapter);
2724 qlcnic_add_sysfs(adapter);
2729 static void qlcnic_remove(struct pci_dev *pdev)
2731 struct qlcnic_adapter *adapter;
2732 struct net_device *netdev;
2733 struct qlcnic_hardware_context *ahw;
2735 adapter = pci_get_drvdata(pdev);
2736 if (adapter == NULL)
2739 netdev = adapter->netdev;
2741 qlcnic_cancel_idc_work(adapter);
2742 qlcnic_sriov_pf_disable(adapter);
2745 unregister_netdev(netdev);
2746 qlcnic_sriov_cleanup(adapter);
2748 if (qlcnic_83xx_check(adapter)) {
2749 qlcnic_83xx_initialize_nic(adapter, 0);
2750 cancel_delayed_work_sync(&adapter->idc_aen_work);
2751 qlcnic_83xx_free_mbx_intr(adapter);
2752 qlcnic_83xx_detach_mailbox_work(adapter);
2753 qlcnic_83xx_free_mailbox(ahw->mailbox);
2754 kfree(ahw->fw_info);
2757 qlcnic_dcb_free(adapter->dcb);
2759 qlcnic_detach(adapter);
2761 if (adapter->npars != NULL)
2762 kfree(adapter->npars);
2763 if (adapter->eswitch != NULL)
2764 kfree(adapter->eswitch);
2766 if (qlcnic_82xx_check(adapter))
2767 qlcnic_clr_all_drv_state(adapter, 0);
2769 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2771 qlcnic_free_lb_filters_mem(adapter);
2773 qlcnic_teardown_intr(adapter);
2775 qlcnic_remove_sysfs(adapter);
2777 qlcnic_unregister_hwmon_dev(adapter);
2779 qlcnic_cleanup_pci_map(adapter->ahw);
2781 qlcnic_release_firmware(adapter);
2783 pci_disable_pcie_error_reporting(pdev);
2784 pci_release_regions(pdev);
2785 pci_disable_device(pdev);
2787 if (adapter->qlcnic_wq) {
2788 destroy_workqueue(adapter->qlcnic_wq);
2789 adapter->qlcnic_wq = NULL;
2792 qlcnic_free_adapter_resources(adapter);
2794 free_netdev(netdev);
2797 static void qlcnic_shutdown(struct pci_dev *pdev)
2799 if (__qlcnic_shutdown(pdev))
2802 pci_disable_device(pdev);
2806 static int qlcnic_suspend(struct pci_dev *pdev, pm_message_t state)
2810 retval = __qlcnic_shutdown(pdev);
2814 pci_set_power_state(pdev, pci_choose_state(pdev, state));
2818 static int qlcnic_resume(struct pci_dev *pdev)
2820 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
2823 err = pci_enable_device(pdev);
2827 pci_set_power_state(pdev, PCI_D0);
2828 pci_set_master(pdev);
2829 pci_restore_state(pdev);
2831 return __qlcnic_resume(adapter);
2835 static int qlcnic_open(struct net_device *netdev)
2837 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2840 if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state)) {
2841 netdev_err(netdev, "%s: Device is in non-operational state\n",
2847 netif_carrier_off(netdev);
2849 err = qlcnic_attach(adapter);
2853 err = __qlcnic_up(adapter, netdev);
2855 qlcnic_detach(adapter);
2861 * qlcnic_close - Disables a network interface entry point
2863 static int qlcnic_close(struct net_device *netdev)
2865 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2867 __qlcnic_down(adapter, netdev);
2872 #define QLCNIC_VF_LB_BUCKET_SIZE 1
2874 void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter)
2878 struct net_device *netdev = adapter->netdev;
2879 u32 filter_size = 0;
2880 u16 act_pci_func = 0;
2882 if (adapter->fhash.fmax && adapter->fhash.fhead)
2885 act_pci_func = adapter->ahw->total_nic_func;
2886 spin_lock_init(&adapter->mac_learn_lock);
2887 spin_lock_init(&adapter->rx_mac_learn_lock);
2889 if (qlcnic_sriov_vf_check(adapter)) {
2890 filter_size = QLCNIC_83XX_SRIOV_VF_MAX_MAC - 1;
2891 adapter->fhash.fbucket_size = QLCNIC_VF_LB_BUCKET_SIZE;
2892 } else if (qlcnic_82xx_check(adapter)) {
2893 filter_size = QLCNIC_LB_MAX_FILTERS;
2894 adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE;
2896 filter_size = QLC_83XX_LB_MAX_FILTERS;
2897 adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE;
2900 head = kcalloc(adapter->fhash.fbucket_size,
2901 sizeof(struct hlist_head), GFP_ATOMIC);
2906 adapter->fhash.fmax = (filter_size / act_pci_func);
2907 adapter->fhash.fhead = head;
2909 netdev_info(netdev, "active nic func = %d, mac filter size=%d\n",
2910 act_pci_func, adapter->fhash.fmax);
2912 for (i = 0; i < adapter->fhash.fbucket_size; i++)
2913 INIT_HLIST_HEAD(&adapter->fhash.fhead[i]);
2915 adapter->rx_fhash.fbucket_size = adapter->fhash.fbucket_size;
2917 head = kcalloc(adapter->rx_fhash.fbucket_size,
2918 sizeof(struct hlist_head), GFP_ATOMIC);
2923 adapter->rx_fhash.fmax = (filter_size / act_pci_func);
2924 adapter->rx_fhash.fhead = head;
2926 for (i = 0; i < adapter->rx_fhash.fbucket_size; i++)
2927 INIT_HLIST_HEAD(&adapter->rx_fhash.fhead[i]);
2930 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter)
2932 if (adapter->fhash.fmax && adapter->fhash.fhead)
2933 kfree(adapter->fhash.fhead);
2935 adapter->fhash.fhead = NULL;
2936 adapter->fhash.fmax = 0;
2938 if (adapter->rx_fhash.fmax && adapter->rx_fhash.fhead)
2939 kfree(adapter->rx_fhash.fhead);
2941 adapter->rx_fhash.fmax = 0;
2942 adapter->rx_fhash.fhead = NULL;
2945 int qlcnic_check_temp(struct qlcnic_adapter *adapter)
2947 struct net_device *netdev = adapter->netdev;
2948 u32 temp_state, temp_val, temp = 0;
2951 if (qlcnic_83xx_check(adapter))
2952 temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP);
2954 if (qlcnic_82xx_check(adapter))
2955 temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP);
2957 temp_state = qlcnic_get_temp_state(temp);
2958 temp_val = qlcnic_get_temp_val(temp);
2960 if (temp_state == QLCNIC_TEMP_PANIC) {
2961 dev_err(&netdev->dev,
2962 "Device temperature %d degrees C exceeds"
2963 " maximum allowed. Hardware has been shut down.\n",
2966 } else if (temp_state == QLCNIC_TEMP_WARN) {
2967 if (adapter->ahw->temp == QLCNIC_TEMP_NORMAL) {
2968 dev_err(&netdev->dev,
2969 "Device temperature %d degrees C "
2970 "exceeds operating range."
2971 " Immediate action needed.\n",
2975 if (adapter->ahw->temp == QLCNIC_TEMP_WARN) {
2976 dev_info(&netdev->dev,
2977 "Device temperature is now %d degrees C"
2978 " in normal range.\n", temp_val);
2981 adapter->ahw->temp = temp_state;
2985 static inline void dump_tx_ring_desc(struct qlcnic_host_tx_ring *tx_ring)
2988 struct cmd_desc_type0 *tx_desc_info;
2990 for (i = 0; i < tx_ring->num_desc; i++) {
2991 tx_desc_info = &tx_ring->desc_head[i];
2992 pr_info("TX Desc: %d\n", i);
2993 print_hex_dump(KERN_INFO, "TX: ", DUMP_PREFIX_OFFSET, 16, 1,
2994 &tx_ring->desc_head[i],
2995 sizeof(struct cmd_desc_type0), true);
2999 static void qlcnic_dump_rings(struct qlcnic_adapter *adapter)
3001 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
3002 struct net_device *netdev = adapter->netdev;
3003 struct qlcnic_host_rds_ring *rds_ring;
3004 struct qlcnic_host_sds_ring *sds_ring;
3005 struct qlcnic_host_tx_ring *tx_ring;
3008 if (!netdev || !netif_running(netdev))
3011 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
3012 rds_ring = &recv_ctx->rds_rings[ring];
3016 "rds_ring=%d crb_rcv_producer=%d producer=%u num_desc=%u\n",
3017 ring, readl(rds_ring->crb_rcv_producer),
3018 rds_ring->producer, rds_ring->num_desc);
3021 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
3022 sds_ring = &(recv_ctx->sds_rings[ring]);
3026 "sds_ring=%d crb_sts_consumer=%d consumer=%u crb_intr_mask=%d num_desc=%u\n",
3027 ring, readl(sds_ring->crb_sts_consumer),
3028 sds_ring->consumer, readl(sds_ring->crb_intr_mask),
3029 sds_ring->num_desc);
3032 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
3033 tx_ring = &adapter->tx_ring[ring];
3036 netdev_info(netdev, "Tx ring=%d Context Id=0x%x\n",
3037 ring, tx_ring->ctx_id);
3039 "xmit_finished=%llu, xmit_called=%llu, xmit_on=%llu, xmit_off=%llu\n",
3040 tx_ring->tx_stats.xmit_finished,
3041 tx_ring->tx_stats.xmit_called,
3042 tx_ring->tx_stats.xmit_on,
3043 tx_ring->tx_stats.xmit_off);
3045 if (tx_ring->crb_intr_mask)
3046 netdev_info(netdev, "crb_intr_mask=%d\n",
3047 readl(tx_ring->crb_intr_mask));
3050 "hw_producer=%d, sw_producer=%d sw_consumer=%d, hw_consumer=%d\n",
3051 readl(tx_ring->crb_cmd_producer),
3052 tx_ring->producer, tx_ring->sw_consumer,
3053 le32_to_cpu(*(tx_ring->hw_consumer)));
3055 netdev_info(netdev, "Total desc=%d, Available desc=%d\n",
3056 tx_ring->num_desc, qlcnic_tx_avail(tx_ring));
3058 if (netif_msg_tx_err(adapter->ahw))
3059 dump_tx_ring_desc(tx_ring);
3064 static void qlcnic_tx_timeout(struct net_device *netdev)
3066 struct qlcnic_adapter *adapter = netdev_priv(netdev);
3068 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
3071 qlcnic_dump_rings(adapter);
3073 if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS ||
3074 netif_msg_tx_err(adapter->ahw)) {
3075 netdev_err(netdev, "Tx timeout, reset the adapter.\n");
3076 if (qlcnic_82xx_check(adapter))
3077 adapter->need_fw_reset = 1;
3078 else if (qlcnic_83xx_check(adapter))
3079 qlcnic_83xx_idc_request_reset(adapter,
3080 QLCNIC_FORCE_FW_DUMP_KEY);
3082 netdev_err(netdev, "Tx timeout, reset adapter context.\n");
3083 adapter->ahw->reset_context = 1;
3087 static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev)
3089 struct qlcnic_adapter *adapter = netdev_priv(netdev);
3090 struct net_device_stats *stats = &netdev->stats;
3092 if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
3093 qlcnic_update_stats(adapter);
3095 stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts;
3096 stats->tx_packets = adapter->stats.xmitfinished;
3097 stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes;
3098 stats->tx_bytes = adapter->stats.txbytes;
3099 stats->rx_dropped = adapter->stats.rxdropped;
3100 stats->tx_dropped = adapter->stats.txdropped;
3105 static irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter)
3109 status = readl(adapter->isr_int_vec);
3111 if (!(status & adapter->ahw->int_vec_bit))
3114 /* check interrupt state machine, to be sure */
3115 status = readl(adapter->crb_int_state_reg);
3116 if (!ISR_LEGACY_INT_TRIGGERED(status))
3119 writel(0xffffffff, adapter->tgt_status_reg);
3120 /* read twice to ensure write is flushed */
3121 readl(adapter->isr_int_vec);
3122 readl(adapter->isr_int_vec);
3127 static irqreturn_t qlcnic_tmp_intr(int irq, void *data)
3129 struct qlcnic_host_sds_ring *sds_ring = data;
3130 struct qlcnic_adapter *adapter = sds_ring->adapter;
3132 if (adapter->flags & QLCNIC_MSIX_ENABLED)
3134 else if (adapter->flags & QLCNIC_MSI_ENABLED) {
3135 writel(0xffffffff, adapter->tgt_status_reg);
3139 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
3143 adapter->ahw->diag_cnt++;
3144 qlcnic_enable_sds_intr(adapter, sds_ring);
3148 static irqreturn_t qlcnic_intr(int irq, void *data)
3150 struct qlcnic_host_sds_ring *sds_ring = data;
3151 struct qlcnic_adapter *adapter = sds_ring->adapter;
3153 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
3156 napi_schedule(&sds_ring->napi);
3161 static irqreturn_t qlcnic_msi_intr(int irq, void *data)
3163 struct qlcnic_host_sds_ring *sds_ring = data;
3164 struct qlcnic_adapter *adapter = sds_ring->adapter;
3166 /* clear interrupt */
3167 writel(0xffffffff, adapter->tgt_status_reg);
3169 napi_schedule(&sds_ring->napi);
3173 static irqreturn_t qlcnic_msix_intr(int irq, void *data)
3175 struct qlcnic_host_sds_ring *sds_ring = data;
3177 napi_schedule(&sds_ring->napi);
3181 static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data)
3183 struct qlcnic_host_tx_ring *tx_ring = data;
3185 napi_schedule(&tx_ring->napi);
3189 #ifdef CONFIG_NET_POLL_CONTROLLER
3190 static void qlcnic_poll_controller(struct net_device *netdev)
3192 struct qlcnic_adapter *adapter = netdev_priv(netdev);
3193 struct qlcnic_host_sds_ring *sds_ring;
3194 struct qlcnic_recv_context *recv_ctx;
3195 struct qlcnic_host_tx_ring *tx_ring;
3198 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
3201 recv_ctx = adapter->recv_ctx;
3203 for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
3204 sds_ring = &recv_ctx->sds_rings[ring];
3205 qlcnic_disable_sds_intr(adapter, sds_ring);
3206 napi_schedule(&sds_ring->napi);
3209 if (adapter->flags & QLCNIC_MSIX_ENABLED) {
3210 /* Only Multi-Tx queue capable devices need to
3211 * schedule NAPI for TX rings
3213 if ((qlcnic_83xx_check(adapter) &&
3214 (adapter->flags & QLCNIC_TX_INTR_SHARED)) ||
3215 (qlcnic_82xx_check(adapter) &&
3216 !qlcnic_check_multi_tx(adapter)))
3219 for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
3220 tx_ring = &adapter->tx_ring[ring];
3221 qlcnic_disable_tx_intr(adapter, tx_ring);
3222 napi_schedule(&tx_ring->napi);
3229 qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding)
3233 val = adapter->portnum & 0xf;
3234 val |= encoding << 7;
3235 val |= (jiffies - adapter->dev_rst_time) << 8;
3237 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val);
3238 adapter->dev_rst_time = jiffies;
3242 qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state)
3246 WARN_ON(state != QLCNIC_DEV_NEED_RESET &&
3247 state != QLCNIC_DEV_NEED_QUISCENT);
3249 if (qlcnic_api_lock(adapter))
3252 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3254 if (state == QLCNIC_DEV_NEED_RESET)
3255 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
3256 else if (state == QLCNIC_DEV_NEED_QUISCENT)
3257 QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum);
3259 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3261 qlcnic_api_unlock(adapter);
3267 qlcnic_clr_drv_state(struct qlcnic_adapter *adapter)
3271 if (qlcnic_api_lock(adapter))
3274 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3275 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
3276 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3278 qlcnic_api_unlock(adapter);
3283 void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed)
3287 if (qlcnic_api_lock(adapter))
3290 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
3291 QLC_DEV_CLR_REF_CNT(val, adapter->portnum);
3292 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
3295 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3297 dev_info(&adapter->pdev->dev,
3298 "Device state set to Failed. Please Reboot\n");
3299 } else if (!(val & 0x11111111))
3300 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3303 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3304 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
3305 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3307 qlcnic_api_unlock(adapter);
3309 adapter->fw_fail_cnt = 0;
3310 adapter->flags &= ~QLCNIC_FW_HANG;
3311 clear_bit(__QLCNIC_START_FW, &adapter->state);
3312 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3315 /* Grab api lock, before checking state */
3317 qlcnic_check_drv_state(struct qlcnic_adapter *adapter)
3319 int act, state, active_mask;
3320 struct qlcnic_hardware_context *ahw = adapter->ahw;
3322 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3323 act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
3325 if (adapter->flags & QLCNIC_FW_RESET_OWNER) {
3326 active_mask = (~(1 << (ahw->pci_func * 4)));
3327 act = act & active_mask;
3330 if (((state & 0x11111111) == (act & 0x11111111)) ||
3331 ((act & 0x11111111) == ((state >> 1) & 0x11111111)))
3337 static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter)
3339 u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER);
3341 if (val != QLCNIC_DRV_IDC_VER) {
3342 dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's"
3343 " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val);
3350 qlcnic_can_start_firmware(struct qlcnic_adapter *adapter)
3352 u32 val, prev_state;
3353 u8 dev_init_timeo = adapter->dev_init_timeo;
3354 u8 portnum = adapter->portnum;
3357 if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state))
3360 if (qlcnic_api_lock(adapter))
3363 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
3364 if (!(val & (1 << (portnum * 4)))) {
3365 QLC_DEV_SET_REF_CNT(val, portnum);
3366 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
3369 prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3370 QLCDB(adapter, HW, "Device state = %u\n", prev_state);
3372 switch (prev_state) {
3373 case QLCNIC_DEV_COLD:
3374 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3375 QLCNIC_DEV_INITIALIZING);
3376 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER,
3377 QLCNIC_DRV_IDC_VER);
3378 qlcnic_idc_debug_info(adapter, 0);
3379 qlcnic_api_unlock(adapter);
3382 case QLCNIC_DEV_READY:
3383 ret = qlcnic_check_idc_ver(adapter);
3384 qlcnic_api_unlock(adapter);
3387 case QLCNIC_DEV_NEED_RESET:
3388 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3389 QLC_DEV_SET_RST_RDY(val, portnum);
3390 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3393 case QLCNIC_DEV_NEED_QUISCENT:
3394 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3395 QLC_DEV_SET_QSCNT_RDY(val, portnum);
3396 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3399 case QLCNIC_DEV_FAILED:
3400 dev_err(&adapter->pdev->dev, "Device in failed state.\n");
3401 qlcnic_api_unlock(adapter);
3404 case QLCNIC_DEV_INITIALIZING:
3405 case QLCNIC_DEV_QUISCENT:
3409 qlcnic_api_unlock(adapter);
3413 prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3415 if (prev_state == QLCNIC_DEV_QUISCENT)
3417 } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo);
3419 if (!dev_init_timeo) {
3420 dev_err(&adapter->pdev->dev,
3421 "Waiting for device to initialize timeout\n");
3425 if (qlcnic_api_lock(adapter))
3428 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
3429 QLC_DEV_CLR_RST_QSCNT(val, portnum);
3430 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
3432 ret = qlcnic_check_idc_ver(adapter);
3433 qlcnic_api_unlock(adapter);
3439 qlcnic_fwinit_work(struct work_struct *work)
3441 struct qlcnic_adapter *adapter = container_of(work,
3442 struct qlcnic_adapter, fw_work.work);
3443 u32 dev_state = 0xf;
3446 if (qlcnic_api_lock(adapter))
3449 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3450 if (dev_state == QLCNIC_DEV_QUISCENT ||
3451 dev_state == QLCNIC_DEV_NEED_QUISCENT) {
3452 qlcnic_api_unlock(adapter);
3453 qlcnic_schedule_work(adapter, qlcnic_fwinit_work,
3458 if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
3459 qlcnic_api_unlock(adapter);
3463 if (dev_state == QLCNIC_DEV_INITIALIZING ||
3464 dev_state == QLCNIC_DEV_READY) {
3465 dev_info(&adapter->pdev->dev, "Detected state change from "
3466 "DEV_NEED_RESET, skipping ack check\n");
3467 goto skip_ack_check;
3470 if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) {
3471 dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n",
3472 adapter->reset_ack_timeo);
3473 goto skip_ack_check;
3476 if (!qlcnic_check_drv_state(adapter)) {
3478 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3480 if (dev_state == QLCNIC_DEV_NEED_RESET) {
3481 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3482 QLCNIC_DEV_INITIALIZING);
3483 set_bit(__QLCNIC_START_FW, &adapter->state);
3484 QLCDB(adapter, DRV, "Restarting fw\n");
3485 qlcnic_idc_debug_info(adapter, 0);
3486 val = QLC_SHARED_REG_RD32(adapter,
3487 QLCNIC_CRB_DRV_STATE);
3488 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
3489 QLC_SHARED_REG_WR32(adapter,
3490 QLCNIC_CRB_DRV_STATE, val);
3493 qlcnic_api_unlock(adapter);
3496 if (qlcnic_check_fw_dump_state(adapter) &&
3497 (adapter->flags & QLCNIC_FW_RESET_OWNER)) {
3498 QLCDB(adapter, DRV, "Take FW dump\n");
3499 qlcnic_dump_fw(adapter);
3500 adapter->flags |= QLCNIC_FW_HANG;
3504 adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
3505 if (!adapter->nic_ops->start_firmware(adapter)) {
3506 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
3507 adapter->fw_wait_cnt = 0;
3513 qlcnic_api_unlock(adapter);
3516 dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3517 QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state);
3519 switch (dev_state) {
3520 case QLCNIC_DEV_READY:
3521 if (!qlcnic_start_firmware(adapter)) {
3522 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
3523 adapter->fw_wait_cnt = 0;
3526 case QLCNIC_DEV_FAILED:
3529 qlcnic_schedule_work(adapter,
3530 qlcnic_fwinit_work, FW_POLL_DELAY);
3535 dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u "
3536 "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt);
3537 netif_device_attach(adapter->netdev);
3538 qlcnic_clr_all_drv_state(adapter, 0);
3542 qlcnic_detach_work(struct work_struct *work)
3544 struct qlcnic_adapter *adapter = container_of(work,
3545 struct qlcnic_adapter, fw_work.work);
3546 struct net_device *netdev = adapter->netdev;
3549 netif_device_detach(netdev);
3551 /* Dont grab rtnl lock during Quiscent mode */
3552 if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) {
3553 if (netif_running(netdev))
3554 __qlcnic_down(adapter, netdev);
3556 qlcnic_down(adapter, netdev);
3558 status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
3560 if (status & QLCNIC_RCODE_FATAL_ERROR) {
3561 dev_err(&adapter->pdev->dev,
3562 "Detaching the device: peg halt status1=0x%x\n",
3565 if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) {
3566 dev_err(&adapter->pdev->dev,
3567 "On board active cooling fan failed. "
3568 "Device has been halted.\n");
3569 dev_err(&adapter->pdev->dev,
3570 "Replace the adapter.\n");
3576 if (adapter->ahw->temp == QLCNIC_TEMP_PANIC) {
3577 dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n",
3578 adapter->ahw->temp);
3582 /* Dont ack if this instance is the reset owner */
3583 if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) {
3584 if (qlcnic_set_drv_state(adapter, adapter->dev_state)) {
3585 dev_err(&adapter->pdev->dev,
3586 "Failed to set driver state,"
3587 "detaching the device.\n");
3592 adapter->fw_wait_cnt = 0;
3594 qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY);
3599 netif_device_attach(netdev);
3600 qlcnic_clr_all_drv_state(adapter, 1);
3603 /*Transit NPAR state to NON Operational */
3605 qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter)
3609 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE);
3610 if (state == QLCNIC_DEV_NPAR_NON_OPER)
3613 if (qlcnic_api_lock(adapter))
3615 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3616 QLCNIC_DEV_NPAR_NON_OPER);
3617 qlcnic_api_unlock(adapter);
3620 static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter,
3623 u32 state, xg_val = 0, gb_val = 0;
3625 qlcnic_xg_set_xg0_mask(xg_val);
3626 qlcnic_xg_set_xg1_mask(xg_val);
3627 QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val);
3628 qlcnic_gb_set_gb0_mask(gb_val);
3629 qlcnic_gb_set_gb1_mask(gb_val);
3630 qlcnic_gb_set_gb2_mask(gb_val);
3631 qlcnic_gb_set_gb3_mask(gb_val);
3632 QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val);
3633 dev_info(&adapter->pdev->dev, "Pause control frames disabled"
3635 adapter->need_fw_reset = 1;
3637 if (qlcnic_api_lock(adapter))
3640 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3642 if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state)) {
3643 netdev_err(adapter->netdev, "%s: Device is in non-operational state\n",
3645 qlcnic_api_unlock(adapter);
3650 if (state == QLCNIC_DEV_READY) {
3651 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3652 QLCNIC_DEV_NEED_RESET);
3653 adapter->flags |= QLCNIC_FW_RESET_OWNER;
3654 QLCDB(adapter, DRV, "NEED_RESET state set\n");
3655 qlcnic_idc_debug_info(adapter, 0);
3658 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3659 QLCNIC_DEV_NPAR_NON_OPER);
3660 qlcnic_api_unlock(adapter);
3663 /* Transit to NPAR READY state from NPAR NOT READY state */
3665 qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter)
3667 if (qlcnic_api_lock(adapter))
3670 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
3671 QLCNIC_DEV_NPAR_OPER);
3672 QLCDB(adapter, DRV, "NPAR operational state set\n");
3674 qlcnic_api_unlock(adapter);
3677 void qlcnic_schedule_work(struct qlcnic_adapter *adapter,
3678 work_func_t func, int delay)
3680 if (test_bit(__QLCNIC_AER, &adapter->state))
3683 INIT_DELAYED_WORK(&adapter->fw_work, func);
3684 queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work,
3685 round_jiffies_relative(delay));
3689 qlcnic_attach_work(struct work_struct *work)
3691 struct qlcnic_adapter *adapter = container_of(work,
3692 struct qlcnic_adapter, fw_work.work);
3693 struct net_device *netdev = adapter->netdev;
3696 if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) {
3697 npar_state = QLC_SHARED_REG_RD32(adapter,
3698 QLCNIC_CRB_DEV_NPAR_STATE);
3699 if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO)
3700 qlcnic_clr_all_drv_state(adapter, 0);
3701 else if (npar_state != QLCNIC_DEV_NPAR_OPER)
3702 qlcnic_schedule_work(adapter, qlcnic_attach_work,
3706 QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n");
3710 qlcnic_dcb_get_info(adapter->dcb);
3712 if (netif_running(netdev)) {
3713 if (qlcnic_up(adapter, netdev))
3716 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3720 netif_device_attach(netdev);
3721 adapter->fw_fail_cnt = 0;
3722 adapter->flags &= ~QLCNIC_FW_HANG;
3723 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3724 if (adapter->portnum == 0)
3725 qlcnic_set_drv_version(adapter);
3727 if (!qlcnic_clr_drv_state(adapter))
3728 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
3733 qlcnic_check_health(struct qlcnic_adapter *adapter)
3735 struct qlcnic_hardware_context *ahw = adapter->ahw;
3736 struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump;
3737 u32 state = 0, heartbeat;
3741 if (qlcnic_check_temp(adapter))
3744 if (adapter->need_fw_reset)
3745 qlcnic_dev_request_reset(adapter, 0);
3747 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3748 if (state == QLCNIC_DEV_NEED_RESET) {
3749 qlcnic_set_npar_non_operational(adapter);
3750 adapter->need_fw_reset = 1;
3751 } else if (state == QLCNIC_DEV_NEED_QUISCENT)
3754 heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER);
3755 if (heartbeat != adapter->heartbeat) {
3756 adapter->heartbeat = heartbeat;
3757 adapter->fw_fail_cnt = 0;
3758 if (adapter->need_fw_reset)
3761 if (ahw->reset_context && qlcnic_auto_fw_reset)
3762 qlcnic_reset_hw_context(adapter);
3767 if (++adapter->fw_fail_cnt < FW_FAIL_THRESH)
3770 adapter->flags |= QLCNIC_FW_HANG;
3772 qlcnic_dev_request_reset(adapter, 0);
3774 if (qlcnic_auto_fw_reset)
3775 clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
3777 dev_err(&adapter->pdev->dev, "firmware hang detected\n");
3778 peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
3779 dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n"
3780 "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n"
3781 "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n"
3782 "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n"
3783 "PEG_NET_4_PC: 0x%x\n",
3785 QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2),
3786 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c, &err),
3787 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c, &err),
3788 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c, &err),
3789 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c, &err),
3790 QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c, &err));
3791 if (QLCNIC_FWERROR_CODE(peg_status) == 0x67)
3792 dev_err(&adapter->pdev->dev,
3793 "Firmware aborted with error code 0x00006700. "
3794 "Device is being reset.\n");
3796 adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state :
3797 QLCNIC_DEV_NEED_RESET;
3799 if (qlcnic_auto_fw_reset && !test_and_set_bit(__QLCNIC_RESETTING,
3802 qlcnic_schedule_work(adapter, qlcnic_detach_work, 0);
3803 QLCDB(adapter, DRV, "fw recovery scheduled.\n");
3804 } else if (!qlcnic_auto_fw_reset && fw_dump->enable &&
3805 adapter->flags & QLCNIC_FW_RESET_OWNER) {
3806 qlcnic_dump_fw(adapter);
3812 void qlcnic_fw_poll_work(struct work_struct *work)
3814 struct qlcnic_adapter *adapter = container_of(work,
3815 struct qlcnic_adapter, fw_work.work);
3817 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
3821 if (qlcnic_check_health(adapter))
3824 if (adapter->fhash.fnum)
3825 qlcnic_prune_lb_filters(adapter);
3828 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY);
3831 static int qlcnic_is_first_func(struct pci_dev *pdev)
3833 struct pci_dev *oth_pdev;
3834 int val = pdev->devfn;
3837 oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr
3838 (pdev->bus), pdev->bus->number,
3839 PCI_DEVFN(PCI_SLOT(pdev->devfn), val));
3843 if (oth_pdev->current_state != PCI_D3cold) {
3844 pci_dev_put(oth_pdev);
3847 pci_dev_put(oth_pdev);
3852 static int qlcnic_attach_func(struct pci_dev *pdev)
3854 int err, first_func;
3855 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3856 struct net_device *netdev = adapter->netdev;
3858 pdev->error_state = pci_channel_io_normal;
3860 err = pci_enable_device(pdev);
3864 pci_set_master(pdev);
3865 pci_restore_state(pdev);
3867 first_func = qlcnic_is_first_func(pdev);
3869 if (qlcnic_api_lock(adapter))
3872 if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) {
3873 adapter->need_fw_reset = 1;
3874 set_bit(__QLCNIC_START_FW, &adapter->state);
3875 QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
3876 QLCNIC_DEV_INITIALIZING);
3877 QLCDB(adapter, DRV, "Restarting fw\n");
3879 qlcnic_api_unlock(adapter);
3881 err = qlcnic_start_firmware(adapter);
3885 qlcnic_clr_drv_state(adapter);
3886 kfree(adapter->msix_entries);
3887 adapter->msix_entries = NULL;
3888 err = qlcnic_setup_intr(adapter);
3891 kfree(adapter->msix_entries);
3892 netdev_err(netdev, "failed to setup interrupt\n");
3896 if (netif_running(netdev)) {
3897 err = qlcnic_attach(adapter);
3899 qlcnic_clr_all_drv_state(adapter, 1);
3900 clear_bit(__QLCNIC_AER, &adapter->state);
3901 netif_device_attach(netdev);
3905 err = qlcnic_up(adapter, netdev);
3909 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
3912 netif_device_attach(netdev);
3916 static pci_ers_result_t qlcnic_82xx_io_error_detected(struct pci_dev *pdev,
3917 pci_channel_state_t state)
3919 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3920 struct net_device *netdev = adapter->netdev;
3922 if (state == pci_channel_io_perm_failure)
3923 return PCI_ERS_RESULT_DISCONNECT;
3925 if (state == pci_channel_io_normal)
3926 return PCI_ERS_RESULT_RECOVERED;
3928 set_bit(__QLCNIC_AER, &adapter->state);
3929 netif_device_detach(netdev);
3931 cancel_delayed_work_sync(&adapter->fw_work);
3933 if (netif_running(netdev))
3934 qlcnic_down(adapter, netdev);
3936 qlcnic_detach(adapter);
3937 qlcnic_teardown_intr(adapter);
3939 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3941 pci_save_state(pdev);
3942 pci_disable_device(pdev);
3944 return PCI_ERS_RESULT_NEED_RESET;
3947 static pci_ers_result_t qlcnic_82xx_io_slot_reset(struct pci_dev *pdev)
3949 return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT :
3950 PCI_ERS_RESULT_RECOVERED;
3953 static void qlcnic_82xx_io_resume(struct pci_dev *pdev)
3956 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3958 pci_cleanup_aer_uncorrect_error_status(pdev);
3959 state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
3960 if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER,
3962 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
3966 static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev,
3967 pci_channel_state_t state)
3969 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3970 struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops;
3972 if (hw_ops->io_error_detected) {
3973 return hw_ops->io_error_detected(pdev, state);
3975 dev_err(&pdev->dev, "AER error_detected handler not registered.\n");
3976 return PCI_ERS_RESULT_DISCONNECT;
3980 static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev)
3982 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3983 struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops;
3985 if (hw_ops->io_slot_reset) {
3986 return hw_ops->io_slot_reset(pdev);
3988 dev_err(&pdev->dev, "AER slot_reset handler not registered.\n");
3989 return PCI_ERS_RESULT_DISCONNECT;
3993 static void qlcnic_io_resume(struct pci_dev *pdev)
3995 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
3996 struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops;
3998 if (hw_ops->io_resume)
3999 hw_ops->io_resume(pdev);
4001 dev_err(&pdev->dev, "AER resume handler not registered.\n");
4006 qlcnicvf_start_firmware(struct qlcnic_adapter *adapter)
4010 err = qlcnic_can_start_firmware(adapter);
4014 err = qlcnic_check_npar_opertional(adapter);
4018 err = qlcnic_initialize_nic(adapter);
4022 qlcnic_check_options(adapter);
4024 err = qlcnic_set_eswitch_port_config(adapter);
4028 adapter->need_fw_reset = 0;
4033 int qlcnic_validate_rings(struct qlcnic_adapter *adapter, __u32 ring_cnt,
4036 struct net_device *netdev = adapter->netdev;
4037 u8 max_hw_rings = 0;
4041 if (queue_type == QLCNIC_RX_QUEUE) {
4042 max_hw_rings = adapter->max_sds_rings;
4043 cur_rings = adapter->drv_sds_rings;
4045 } else if (queue_type == QLCNIC_TX_QUEUE) {
4046 max_hw_rings = adapter->max_tx_rings;
4047 cur_rings = adapter->drv_tx_rings;
4051 if (!is_power_of_2(ring_cnt)) {
4052 netdev_err(netdev, "%s rings value should be a power of 2\n",
4057 if (qlcnic_82xx_check(adapter) && (queue_type == QLCNIC_TX_QUEUE) &&
4058 !qlcnic_check_multi_tx(adapter)) {
4059 netdev_err(netdev, "No Multi Tx queue support\n");
4063 if (ring_cnt > num_online_cpus()) {
4065 "%s value[%u] should not be higher than, number of online CPUs\n",
4066 buf, num_online_cpus());
4073 int qlcnic_setup_rings(struct qlcnic_adapter *adapter)
4075 struct net_device *netdev = adapter->netdev;
4076 u8 tx_rings, rx_rings;
4079 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
4082 tx_rings = adapter->drv_tss_rings;
4083 rx_rings = adapter->drv_rss_rings;
4085 netif_device_detach(netdev);
4087 err = qlcnic_set_real_num_queues(adapter, tx_rings, rx_rings);
4091 if (netif_running(netdev))
4092 __qlcnic_down(adapter, netdev);
4094 qlcnic_detach(adapter);
4096 if (qlcnic_83xx_check(adapter)) {
4097 qlcnic_83xx_free_mbx_intr(adapter);
4098 qlcnic_83xx_enable_mbx_poll(adapter);
4101 qlcnic_teardown_intr(adapter);
4103 err = qlcnic_setup_intr(adapter);
4105 kfree(adapter->msix_entries);
4106 netdev_err(netdev, "failed to setup interrupt\n");
4110 /* Check if we need to update real_num_{tx|rx}_queues because
4111 * qlcnic_setup_intr() may change Tx/Rx rings size
4113 if ((tx_rings != adapter->drv_tx_rings) ||
4114 (rx_rings != adapter->drv_sds_rings)) {
4115 err = qlcnic_set_real_num_queues(adapter,
4116 adapter->drv_tx_rings,
4117 adapter->drv_sds_rings);
4122 if (qlcnic_83xx_check(adapter)) {
4123 qlcnic_83xx_initialize_nic(adapter, 1);
4124 err = qlcnic_83xx_setup_mbx_intr(adapter);
4125 qlcnic_83xx_disable_mbx_poll(adapter);
4127 dev_err(&adapter->pdev->dev,
4128 "failed to setup mbx interrupt\n");
4133 if (netif_running(netdev)) {
4134 err = qlcnic_attach(adapter);
4137 err = __qlcnic_up(adapter, netdev);
4140 qlcnic_restore_indev_addr(netdev, NETDEV_UP);
4143 netif_device_attach(netdev);
4144 clear_bit(__QLCNIC_RESETTING, &adapter->state);
4150 #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
4153 qlcnic_config_indev_addr(struct qlcnic_adapter *adapter,
4154 struct net_device *dev, unsigned long event)
4156 struct in_device *indev;
4158 indev = in_dev_get(dev);
4165 qlcnic_config_ipaddr(adapter,
4166 ifa->ifa_address, QLCNIC_IP_UP);
4169 qlcnic_config_ipaddr(adapter,
4170 ifa->ifa_address, QLCNIC_IP_DOWN);
4175 } endfor_ifa(indev);
4180 void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event)
4182 struct qlcnic_adapter *adapter = netdev_priv(netdev);
4183 struct net_device *dev;
4186 qlcnic_config_indev_addr(adapter, netdev, event);
4189 for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) {
4190 dev = __vlan_find_dev_deep_rcu(netdev, htons(ETH_P_8021Q), vid);
4193 qlcnic_config_indev_addr(adapter, dev, event);
4198 static int qlcnic_netdev_event(struct notifier_block *this,
4199 unsigned long event, void *ptr)
4201 struct qlcnic_adapter *adapter;
4202 struct net_device *dev = netdev_notifier_info_to_dev(ptr);
4208 if (dev->priv_flags & IFF_802_1Q_VLAN) {
4209 dev = vlan_dev_real_dev(dev);
4213 if (!is_qlcnic_netdev(dev))
4216 adapter = netdev_priv(dev);
4221 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
4224 qlcnic_config_indev_addr(adapter, dev, event);
4230 qlcnic_inetaddr_event(struct notifier_block *this,
4231 unsigned long event, void *ptr)
4233 struct qlcnic_adapter *adapter;
4234 struct net_device *dev;
4236 struct in_ifaddr *ifa = (struct in_ifaddr *)ptr;
4238 dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL;
4244 if (dev->priv_flags & IFF_802_1Q_VLAN) {
4245 dev = vlan_dev_real_dev(dev);
4249 if (!is_qlcnic_netdev(dev))
4252 adapter = netdev_priv(dev);
4257 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
4262 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP);
4266 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN);
4277 static struct notifier_block qlcnic_netdev_cb = {
4278 .notifier_call = qlcnic_netdev_event,
4281 static struct notifier_block qlcnic_inetaddr_cb = {
4282 .notifier_call = qlcnic_inetaddr_event,
4285 void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event)
4288 static const struct pci_error_handlers qlcnic_err_handler = {
4289 .error_detected = qlcnic_io_error_detected,
4290 .slot_reset = qlcnic_io_slot_reset,
4291 .resume = qlcnic_io_resume,
4294 static struct pci_driver qlcnic_driver = {
4295 .name = qlcnic_driver_name,
4296 .id_table = qlcnic_pci_tbl,
4297 .probe = qlcnic_probe,
4298 .remove = qlcnic_remove,
4300 .suspend = qlcnic_suspend,
4301 .resume = qlcnic_resume,
4303 .shutdown = qlcnic_shutdown,
4304 .err_handler = &qlcnic_err_handler,
4305 #ifdef CONFIG_QLCNIC_SRIOV
4306 .sriov_configure = qlcnic_pci_sriov_configure,
4311 static int __init qlcnic_init_module(void)
4315 printk(KERN_INFO "%s\n", qlcnic_driver_string);
4318 register_netdevice_notifier(&qlcnic_netdev_cb);
4319 register_inetaddr_notifier(&qlcnic_inetaddr_cb);
4322 ret = pci_register_driver(&qlcnic_driver);
4325 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
4326 unregister_netdevice_notifier(&qlcnic_netdev_cb);
4333 module_init(qlcnic_init_module);
4335 static void __exit qlcnic_exit_module(void)
4337 pci_unregister_driver(&qlcnic_driver);
4340 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
4341 unregister_netdevice_notifier(&qlcnic_netdev_cb);
4345 module_exit(qlcnic_exit_module);