2 * Copyright (C) 2009 - QLogic Corporation.
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version 2
8 * of the License, or (at your option) any later version.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
20 * The full GNU General Public License is included in this distribution
21 * in the file called "COPYING".
25 #include <linux/slab.h>
26 #include <linux/vmalloc.h>
27 #include <linux/interrupt.h>
31 #include <linux/dma-mapping.h>
32 #include <linux/if_vlan.h>
34 #include <linux/ipv6.h>
35 #include <linux/inetdevice.h>
36 #include <linux/sysfs.h>
37 #include <linux/aer.h>
39 MODULE_DESCRIPTION("QLogic 1/10 GbE Converged/Intelligent Ethernet Driver");
40 MODULE_LICENSE("GPL");
41 MODULE_VERSION(QLCNIC_LINUX_VERSIONID);
42 MODULE_FIRMWARE(QLCNIC_UNIFIED_ROMIMAGE_NAME);
44 char qlcnic_driver_name[] = "qlcnic";
45 static const char qlcnic_driver_string[] = "QLogic 1/10 GbE "
46 "Converged/Intelligent Ethernet Driver v" QLCNIC_LINUX_VERSIONID;
48 static int port_mode = QLCNIC_PORT_MODE_AUTO_NEG;
50 /* Default to restricted 1G auto-neg mode */
51 static int wol_port_mode = 5;
53 static int use_msi = 1;
54 module_param(use_msi, int, 0644);
55 MODULE_PARM_DESC(use_msi, "MSI interrupt (0=disabled, 1=enabled");
57 static int use_msi_x = 1;
58 module_param(use_msi_x, int, 0644);
59 MODULE_PARM_DESC(use_msi_x, "MSI-X interrupt (0=disabled, 1=enabled");
61 static int auto_fw_reset = AUTO_FW_RESET_ENABLED;
62 module_param(auto_fw_reset, int, 0644);
63 MODULE_PARM_DESC(auto_fw_reset, "Auto firmware reset (0=disabled, 1=enabled");
65 static int load_fw_file;
66 module_param(load_fw_file, int, 0644);
67 MODULE_PARM_DESC(load_fw_file, "Load firmware from (0=flash, 1=file");
69 static int qlcnic_config_npars;
70 module_param(qlcnic_config_npars, int, 0644);
71 MODULE_PARM_DESC(qlcnic_config_npars, "Configure NPARs (0=disabled, 1=enabled");
73 static int __devinit qlcnic_probe(struct pci_dev *pdev,
74 const struct pci_device_id *ent);
75 static void __devexit qlcnic_remove(struct pci_dev *pdev);
76 static int qlcnic_open(struct net_device *netdev);
77 static int qlcnic_close(struct net_device *netdev);
78 static void qlcnic_tx_timeout(struct net_device *netdev);
79 static void qlcnic_attach_work(struct work_struct *work);
80 static void qlcnic_fwinit_work(struct work_struct *work);
81 static void qlcnic_fw_poll_work(struct work_struct *work);
82 static void qlcnic_schedule_work(struct qlcnic_adapter *adapter,
83 work_func_t func, int delay);
84 static void qlcnic_cancel_fw_work(struct qlcnic_adapter *adapter);
85 static int qlcnic_poll(struct napi_struct *napi, int budget);
86 static int qlcnic_rx_poll(struct napi_struct *napi, int budget);
87 #ifdef CONFIG_NET_POLL_CONTROLLER
88 static void qlcnic_poll_controller(struct net_device *netdev);
91 static void qlcnic_create_sysfs_entries(struct qlcnic_adapter *adapter);
92 static void qlcnic_remove_sysfs_entries(struct qlcnic_adapter *adapter);
93 static void qlcnic_create_diag_entries(struct qlcnic_adapter *adapter);
94 static void qlcnic_remove_diag_entries(struct qlcnic_adapter *adapter);
96 static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding);
97 static void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8);
98 static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter);
100 static irqreturn_t qlcnic_tmp_intr(int irq, void *data);
101 static irqreturn_t qlcnic_intr(int irq, void *data);
102 static irqreturn_t qlcnic_msi_intr(int irq, void *data);
103 static irqreturn_t qlcnic_msix_intr(int irq, void *data);
105 static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev);
106 static void qlcnic_config_indev_addr(struct net_device *dev, unsigned long);
107 static int qlcnic_start_firmware(struct qlcnic_adapter *);
109 static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter *);
110 static int qlcnicvf_config_led(struct qlcnic_adapter *, u32, u32);
111 static int qlcnicvf_config_bridged_mode(struct qlcnic_adapter *, u32);
112 static int qlcnicvf_start_firmware(struct qlcnic_adapter *);
113 static void qlcnic_set_netdev_features(struct qlcnic_adapter *,
114 struct qlcnic_esw_func_cfg *);
115 /* PCI Device ID Table */
116 #define ENTRY(device) \
117 {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \
118 .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0}
120 #define PCI_DEVICE_ID_QLOGIC_QLE824X 0x8020
122 static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl) = {
123 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X),
127 MODULE_DEVICE_TABLE(pci, qlcnic_pci_tbl);
131 qlcnic_update_cmd_producer(struct qlcnic_adapter *adapter,
132 struct qlcnic_host_tx_ring *tx_ring)
134 writel(tx_ring->producer, tx_ring->crb_cmd_producer);
137 static const u32 msi_tgt_status[8] = {
138 ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1,
139 ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3,
140 ISR_INT_TARGET_STATUS_F4, ISR_INT_TARGET_STATUS_F5,
141 ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7
145 struct qlcnic_legacy_intr_set legacy_intr[] = QLCNIC_LEGACY_INTR_CONFIG;
147 static inline void qlcnic_disable_int(struct qlcnic_host_sds_ring *sds_ring)
149 writel(0, sds_ring->crb_intr_mask);
152 static inline void qlcnic_enable_int(struct qlcnic_host_sds_ring *sds_ring)
154 struct qlcnic_adapter *adapter = sds_ring->adapter;
156 writel(0x1, sds_ring->crb_intr_mask);
158 if (!QLCNIC_IS_MSI_FAMILY(adapter))
159 writel(0xfbff, adapter->tgt_mask_reg);
163 qlcnic_alloc_sds_rings(struct qlcnic_recv_context *recv_ctx, int count)
165 int size = sizeof(struct qlcnic_host_sds_ring) * count;
167 recv_ctx->sds_rings = kzalloc(size, GFP_KERNEL);
169 return (recv_ctx->sds_rings == NULL);
173 qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx)
175 if (recv_ctx->sds_rings != NULL)
176 kfree(recv_ctx->sds_rings);
178 recv_ctx->sds_rings = NULL;
182 qlcnic_napi_add(struct qlcnic_adapter *adapter, struct net_device *netdev)
185 struct qlcnic_host_sds_ring *sds_ring;
186 struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
188 if (qlcnic_alloc_sds_rings(recv_ctx, adapter->max_sds_rings))
191 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
192 sds_ring = &recv_ctx->sds_rings[ring];
194 if (ring == adapter->max_sds_rings - 1)
195 netif_napi_add(netdev, &sds_ring->napi, qlcnic_poll,
196 QLCNIC_NETDEV_WEIGHT/adapter->max_sds_rings);
198 netif_napi_add(netdev, &sds_ring->napi,
199 qlcnic_rx_poll, QLCNIC_NETDEV_WEIGHT*2);
206 qlcnic_napi_del(struct qlcnic_adapter *adapter)
209 struct qlcnic_host_sds_ring *sds_ring;
210 struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
212 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
213 sds_ring = &recv_ctx->sds_rings[ring];
214 netif_napi_del(&sds_ring->napi);
217 qlcnic_free_sds_rings(&adapter->recv_ctx);
221 qlcnic_napi_enable(struct qlcnic_adapter *adapter)
224 struct qlcnic_host_sds_ring *sds_ring;
225 struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
227 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
230 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
231 sds_ring = &recv_ctx->sds_rings[ring];
232 napi_enable(&sds_ring->napi);
233 qlcnic_enable_int(sds_ring);
238 qlcnic_napi_disable(struct qlcnic_adapter *adapter)
241 struct qlcnic_host_sds_ring *sds_ring;
242 struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
244 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
247 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
248 sds_ring = &recv_ctx->sds_rings[ring];
249 qlcnic_disable_int(sds_ring);
250 napi_synchronize(&sds_ring->napi);
251 napi_disable(&sds_ring->napi);
255 static void qlcnic_clear_stats(struct qlcnic_adapter *adapter)
257 memset(&adapter->stats, 0, sizeof(adapter->stats));
260 static void qlcnic_set_port_mode(struct qlcnic_adapter *adapter)
264 val = adapter->ahw.board_type;
265 if ((val == QLCNIC_BRDTYPE_P3_HMEZ) ||
266 (val == QLCNIC_BRDTYPE_P3_XG_LOM)) {
267 if (port_mode == QLCNIC_PORT_MODE_802_3_AP) {
268 data = QLCNIC_PORT_MODE_802_3_AP;
269 QLCWR32(adapter, QLCNIC_PORT_MODE_ADDR, data);
270 } else if (port_mode == QLCNIC_PORT_MODE_XG) {
271 data = QLCNIC_PORT_MODE_XG;
272 QLCWR32(adapter, QLCNIC_PORT_MODE_ADDR, data);
273 } else if (port_mode == QLCNIC_PORT_MODE_AUTO_NEG_1G) {
274 data = QLCNIC_PORT_MODE_AUTO_NEG_1G;
275 QLCWR32(adapter, QLCNIC_PORT_MODE_ADDR, data);
276 } else if (port_mode == QLCNIC_PORT_MODE_AUTO_NEG_XG) {
277 data = QLCNIC_PORT_MODE_AUTO_NEG_XG;
278 QLCWR32(adapter, QLCNIC_PORT_MODE_ADDR, data);
280 data = QLCNIC_PORT_MODE_AUTO_NEG;
281 QLCWR32(adapter, QLCNIC_PORT_MODE_ADDR, data);
284 if ((wol_port_mode != QLCNIC_PORT_MODE_802_3_AP) &&
285 (wol_port_mode != QLCNIC_PORT_MODE_XG) &&
286 (wol_port_mode != QLCNIC_PORT_MODE_AUTO_NEG_1G) &&
287 (wol_port_mode != QLCNIC_PORT_MODE_AUTO_NEG_XG)) {
288 wol_port_mode = QLCNIC_PORT_MODE_AUTO_NEG;
290 QLCWR32(adapter, QLCNIC_WOL_PORT_MODE, wol_port_mode);
294 static void qlcnic_set_msix_bit(struct pci_dev *pdev, int enable)
299 pos = pci_find_capability(pdev, PCI_CAP_ID_MSIX);
301 pci_read_config_dword(pdev, pos, &control);
303 control |= PCI_MSIX_FLAGS_ENABLE;
306 pci_write_config_dword(pdev, pos, control);
310 static void qlcnic_init_msix_entries(struct qlcnic_adapter *adapter, int count)
314 for (i = 0; i < count; i++)
315 adapter->msix_entries[i].entry = i;
319 qlcnic_read_mac_addr(struct qlcnic_adapter *adapter)
321 u8 mac_addr[ETH_ALEN];
322 struct net_device *netdev = adapter->netdev;
323 struct pci_dev *pdev = adapter->pdev;
325 if (adapter->nic_ops->get_mac_addr(adapter, mac_addr) != 0)
328 memcpy(netdev->dev_addr, mac_addr, ETH_ALEN);
329 memcpy(netdev->perm_addr, netdev->dev_addr, netdev->addr_len);
330 memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len);
332 /* set station address */
334 if (!is_valid_ether_addr(netdev->perm_addr))
335 dev_warn(&pdev->dev, "Bad MAC address %pM.\n",
341 static int qlcnic_set_mac(struct net_device *netdev, void *p)
343 struct qlcnic_adapter *adapter = netdev_priv(netdev);
344 struct sockaddr *addr = p;
346 if (!is_valid_ether_addr(addr->sa_data))
349 if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
350 netif_device_detach(netdev);
351 qlcnic_napi_disable(adapter);
354 memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len);
355 memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
356 qlcnic_set_multi(adapter->netdev);
358 if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
359 netif_device_attach(netdev);
360 qlcnic_napi_enable(adapter);
365 static const struct net_device_ops qlcnic_netdev_ops = {
366 .ndo_open = qlcnic_open,
367 .ndo_stop = qlcnic_close,
368 .ndo_start_xmit = qlcnic_xmit_frame,
369 .ndo_get_stats = qlcnic_get_stats,
370 .ndo_validate_addr = eth_validate_addr,
371 .ndo_set_multicast_list = qlcnic_set_multi,
372 .ndo_set_mac_address = qlcnic_set_mac,
373 .ndo_change_mtu = qlcnic_change_mtu,
374 .ndo_tx_timeout = qlcnic_tx_timeout,
375 #ifdef CONFIG_NET_POLL_CONTROLLER
376 .ndo_poll_controller = qlcnic_poll_controller,
380 static struct qlcnic_nic_template qlcnic_ops = {
381 .get_mac_addr = qlcnic_get_mac_address,
382 .config_bridged_mode = qlcnic_config_bridged_mode,
383 .config_led = qlcnic_config_led,
384 .start_firmware = qlcnic_start_firmware
387 static struct qlcnic_nic_template qlcnic_vf_ops = {
388 .get_mac_addr = qlcnic_get_mac_address,
389 .config_bridged_mode = qlcnicvf_config_bridged_mode,
390 .config_led = qlcnicvf_config_led,
391 .start_firmware = qlcnicvf_start_firmware
395 qlcnic_setup_intr(struct qlcnic_adapter *adapter)
397 const struct qlcnic_legacy_intr_set *legacy_intrp;
398 struct pci_dev *pdev = adapter->pdev;
401 if (adapter->rss_supported) {
402 num_msix = (num_online_cpus() >= MSIX_ENTRIES_PER_ADAPTER) ?
403 MSIX_ENTRIES_PER_ADAPTER : 2;
407 adapter->max_sds_rings = 1;
409 adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED);
411 legacy_intrp = &legacy_intr[adapter->ahw.pci_func];
413 adapter->int_vec_bit = legacy_intrp->int_vec_bit;
414 adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter,
415 legacy_intrp->tgt_status_reg);
416 adapter->tgt_mask_reg = qlcnic_get_ioaddr(adapter,
417 legacy_intrp->tgt_mask_reg);
418 adapter->isr_int_vec = qlcnic_get_ioaddr(adapter, ISR_INT_VECTOR);
420 adapter->crb_int_state_reg = qlcnic_get_ioaddr(adapter,
423 qlcnic_set_msix_bit(pdev, 0);
425 if (adapter->msix_supported) {
427 qlcnic_init_msix_entries(adapter, num_msix);
428 err = pci_enable_msix(pdev, adapter->msix_entries, num_msix);
430 adapter->flags |= QLCNIC_MSIX_ENABLED;
431 qlcnic_set_msix_bit(pdev, 1);
433 if (adapter->rss_supported)
434 adapter->max_sds_rings = num_msix;
436 dev_info(&pdev->dev, "using msi-x interrupts\n");
441 pci_disable_msix(pdev);
443 /* fall through for msi */
446 if (use_msi && !pci_enable_msi(pdev)) {
447 adapter->flags |= QLCNIC_MSI_ENABLED;
448 adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter,
449 msi_tgt_status[adapter->ahw.pci_func]);
450 dev_info(&pdev->dev, "using msi interrupts\n");
451 adapter->msix_entries[0].vector = pdev->irq;
455 dev_info(&pdev->dev, "using legacy interrupts\n");
456 adapter->msix_entries[0].vector = pdev->irq;
460 qlcnic_teardown_intr(struct qlcnic_adapter *adapter)
462 if (adapter->flags & QLCNIC_MSIX_ENABLED)
463 pci_disable_msix(adapter->pdev);
464 if (adapter->flags & QLCNIC_MSI_ENABLED)
465 pci_disable_msi(adapter->pdev);
469 qlcnic_cleanup_pci_map(struct qlcnic_adapter *adapter)
471 if (adapter->ahw.pci_base0 != NULL)
472 iounmap(adapter->ahw.pci_base0);
476 qlcnic_init_pci_info(struct qlcnic_adapter *adapter)
478 struct qlcnic_pci_info *pci_info;
482 pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL);
486 adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) *
487 QLCNIC_MAX_PCI_FUNC, GFP_KERNEL);
488 if (!adapter->npars) {
493 adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) *
494 QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL);
495 if (!adapter->eswitch) {
500 ret = qlcnic_get_pci_info(adapter, pci_info);
504 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) {
505 pfn = pci_info[i].id;
506 if (pfn > QLCNIC_MAX_PCI_FUNC)
507 return QL_STATUS_INVALID_PARAM;
508 adapter->npars[pfn].active = pci_info[i].active;
509 adapter->npars[pfn].type = pci_info[i].type;
510 adapter->npars[pfn].phy_port = pci_info[i].default_port;
511 adapter->npars[pfn].min_bw = pci_info[i].tx_min_bw;
512 adapter->npars[pfn].max_bw = pci_info[i].tx_max_bw;
515 for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++)
516 adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE;
522 kfree(adapter->eswitch);
523 adapter->eswitch = NULL;
525 kfree(adapter->npars);
526 adapter->npars = NULL;
534 qlcnic_set_function_modes(struct qlcnic_adapter *adapter)
539 u32 data = QLCNIC_MGMT_FUNC;
540 void __iomem *priv_op = adapter->ahw.pci_base0 + QLCNIC_DRV_OP_MODE;
542 /* If other drivers are not in use set their privilege level */
543 ref_count = QLCRD32(adapter, QLCNIC_CRB_DEV_REF_COUNT);
544 ret = qlcnic_api_lock(adapter);
548 if (qlcnic_config_npars) {
549 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) {
551 if (adapter->npars[i].type != QLCNIC_TYPE_NIC ||
552 id == adapter->ahw.pci_func)
554 data |= (qlcnic_config_npars &
555 QLC_DEV_SET_DRV(0xf, id));
558 data = readl(priv_op);
559 data = (data & ~QLC_DEV_SET_DRV(0xf, adapter->ahw.pci_func)) |
560 (QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC,
561 adapter->ahw.pci_func));
563 writel(data, priv_op);
564 qlcnic_api_unlock(adapter);
570 qlcnic_get_driver_mode(struct qlcnic_adapter *adapter)
572 void __iomem *msix_base_addr;
573 void __iomem *priv_op;
574 struct qlcnic_info nic_info;
577 u32 op_mode, priv_level;
579 /* Determine FW API version */
580 adapter->fw_hal_version = readl(adapter->ahw.pci_base0 + QLCNIC_FW_API);
582 /* Find PCI function number */
583 pci_read_config_dword(adapter->pdev, QLCNIC_MSIX_TABLE_OFFSET, &func);
584 msix_base_addr = adapter->ahw.pci_base0 + QLCNIC_MSIX_BASE;
585 msix_base = readl(msix_base_addr);
586 func = (func - msix_base)/QLCNIC_MSIX_TBL_PGSIZE;
587 adapter->ahw.pci_func = func;
589 if (!qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw.pci_func)) {
590 adapter->capabilities = nic_info.capabilities;
592 if (adapter->capabilities & BIT_6)
593 adapter->flags |= QLCNIC_ESWITCH_ENABLED;
595 adapter->flags &= ~QLCNIC_ESWITCH_ENABLED;
598 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) {
599 adapter->nic_ops = &qlcnic_ops;
600 return adapter->fw_hal_version;
603 /* Determine function privilege level */
604 priv_op = adapter->ahw.pci_base0 + QLCNIC_DRV_OP_MODE;
605 op_mode = readl(priv_op);
606 if (op_mode == QLC_DEV_DRV_DEFAULT)
607 priv_level = QLCNIC_MGMT_FUNC;
609 priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw.pci_func);
611 switch (priv_level) {
612 case QLCNIC_MGMT_FUNC:
613 adapter->op_mode = QLCNIC_MGMT_FUNC;
614 adapter->nic_ops = &qlcnic_ops;
615 qlcnic_init_pci_info(adapter);
616 /* Set privilege level for other functions */
617 qlcnic_set_function_modes(adapter);
618 dev_info(&adapter->pdev->dev,
619 "HAL Version: %d, Management function\n",
620 adapter->fw_hal_version);
622 case QLCNIC_PRIV_FUNC:
623 adapter->op_mode = QLCNIC_PRIV_FUNC;
624 dev_info(&adapter->pdev->dev,
625 "HAL Version: %d, Privileged function\n",
626 adapter->fw_hal_version);
627 adapter->nic_ops = &qlcnic_ops;
629 case QLCNIC_NON_PRIV_FUNC:
630 adapter->op_mode = QLCNIC_NON_PRIV_FUNC;
631 dev_info(&adapter->pdev->dev,
632 "HAL Version: %d Non Privileged function\n",
633 adapter->fw_hal_version);
634 adapter->nic_ops = &qlcnic_vf_ops;
637 dev_info(&adapter->pdev->dev, "Unknown function mode: %d\n",
641 return adapter->fw_hal_version;
645 qlcnic_setup_pci_map(struct qlcnic_adapter *adapter)
647 void __iomem *mem_ptr0 = NULL;
648 resource_size_t mem_base;
649 unsigned long mem_len, pci_len0 = 0;
651 struct pci_dev *pdev = adapter->pdev;
653 /* remap phys address */
654 mem_base = pci_resource_start(pdev, 0); /* 0 is for BAR 0 */
655 mem_len = pci_resource_len(pdev, 0);
657 if (mem_len == QLCNIC_PCI_2MB_SIZE) {
659 mem_ptr0 = pci_ioremap_bar(pdev, 0);
660 if (mem_ptr0 == NULL) {
661 dev_err(&pdev->dev, "failed to map PCI bar 0\n");
669 dev_info(&pdev->dev, "%dMB memory map\n", (int)(mem_len>>20));
671 adapter->ahw.pci_base0 = mem_ptr0;
672 adapter->ahw.pci_len0 = pci_len0;
674 if (!qlcnic_get_driver_mode(adapter)) {
675 iounmap(adapter->ahw.pci_base0);
679 adapter->ahw.ocm_win_crb = qlcnic_get_ioaddr(adapter,
680 QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(adapter->ahw.pci_func)));
685 static void get_brd_name(struct qlcnic_adapter *adapter, char *name)
687 struct pci_dev *pdev = adapter->pdev;
690 for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) {
691 if (qlcnic_boards[i].vendor == pdev->vendor &&
692 qlcnic_boards[i].device == pdev->device &&
693 qlcnic_boards[i].sub_vendor == pdev->subsystem_vendor &&
694 qlcnic_boards[i].sub_device == pdev->subsystem_device) {
695 sprintf(name, "%pM: %s" ,
697 qlcnic_boards[i].short_name);
705 sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr);
709 qlcnic_check_options(struct qlcnic_adapter *adapter)
711 u32 fw_major, fw_minor, fw_build;
712 char brd_name[QLCNIC_MAX_BOARD_NAME_LEN];
713 struct pci_dev *pdev = adapter->pdev;
714 struct qlcnic_info nic_info;
716 fw_major = QLCRD32(adapter, QLCNIC_FW_VERSION_MAJOR);
717 fw_minor = QLCRD32(adapter, QLCNIC_FW_VERSION_MINOR);
718 fw_build = QLCRD32(adapter, QLCNIC_FW_VERSION_SUB);
720 adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build);
722 if (adapter->portnum == 0) {
723 get_brd_name(adapter, brd_name);
725 pr_info("%s: %s Board Chip rev 0x%x\n",
726 module_name(THIS_MODULE),
727 brd_name, adapter->ahw.revision_id);
730 dev_info(&pdev->dev, "firmware v%d.%d.%d\n",
731 fw_major, fw_minor, fw_build);
733 adapter->flags &= ~QLCNIC_LRO_ENABLED;
735 if (adapter->ahw.port_type == QLCNIC_XGBE) {
736 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G;
737 adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
738 } else if (adapter->ahw.port_type == QLCNIC_GBE) {
739 adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G;
740 adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
743 if (!qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw.pci_func)) {
744 adapter->physical_port = nic_info.phys_port;
745 adapter->switch_mode = nic_info.switch_mode;
746 adapter->max_tx_ques = nic_info.max_tx_ques;
747 adapter->max_rx_ques = nic_info.max_rx_ques;
748 adapter->capabilities = nic_info.capabilities;
749 adapter->max_mac_filters = nic_info.max_mac_filters;
750 adapter->max_mtu = nic_info.max_mtu;
753 adapter->msix_supported = !!use_msi_x;
754 adapter->rss_supported = !!use_msi_x;
756 adapter->num_txd = MAX_CMD_DESCRIPTORS;
758 adapter->max_rds_rings = MAX_RDS_RINGS;
762 qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter,
763 struct qlcnic_esw_func_cfg *esw_cfg)
765 adapter->flags &= ~QLCNIC_MACSPOOF;
766 if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC)
767 if (esw_cfg->mac_anti_spoof)
768 adapter->flags |= QLCNIC_MACSPOOF;
770 qlcnic_set_netdev_features(adapter, esw_cfg);
774 qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter)
776 struct qlcnic_esw_func_cfg esw_cfg;
778 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
781 esw_cfg.pci_func = adapter->ahw.pci_func;
782 if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg))
784 qlcnic_set_eswitch_port_features(adapter, &esw_cfg);
790 qlcnic_set_netdev_features(struct qlcnic_adapter *adapter,
791 struct qlcnic_esw_func_cfg *esw_cfg)
793 struct net_device *netdev = adapter->netdev;
794 unsigned long features, vlan_features;
796 features = (NETIF_F_SG | NETIF_F_IP_CSUM |
797 NETIF_F_IPV6_CSUM | NETIF_F_GRO);
798 vlan_features = (NETIF_F_SG | NETIF_F_IP_CSUM |
801 if (adapter->capabilities & QLCNIC_FW_CAPABILITY_TSO) {
802 features |= (NETIF_F_TSO | NETIF_F_TSO6);
803 vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6);
805 if (adapter->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO)
806 features |= NETIF_F_LRO;
808 if (esw_cfg->offload_flags & BIT_0) {
809 netdev->features |= features;
810 adapter->rx_csum = 1;
811 if (!(esw_cfg->offload_flags & BIT_1))
812 netdev->features &= ~NETIF_F_TSO;
813 if (!(esw_cfg->offload_flags & BIT_2))
814 netdev->features &= ~NETIF_F_TSO6;
816 netdev->features &= ~features;
817 adapter->rx_csum = 0;
820 netdev->vlan_features = (features & vlan_features);
824 qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter)
826 struct qlcnic_esw_func_cfg esw_cfg;
827 struct qlcnic_npar_info *npar;
830 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
831 adapter->need_fw_reset ||
832 adapter->op_mode != QLCNIC_MGMT_FUNC)
835 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) {
836 if (adapter->npars[i].type != QLCNIC_TYPE_NIC)
838 memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg));
839 esw_cfg.pci_func = i;
840 esw_cfg.offload_flags = BIT_0;
841 esw_cfg.mac_learning = BIT_0;
842 if (adapter->capabilities & QLCNIC_FW_CAPABILITY_TSO)
843 esw_cfg.offload_flags |= (BIT_1 | BIT_2);
844 if (qlcnic_config_switch_port(adapter, &esw_cfg))
846 npar = &adapter->npars[i];
847 npar->pvid = esw_cfg.vlan_id;
848 npar->mac_learning = esw_cfg.offload_flags;
849 npar->mac_anti_spoof = esw_cfg.mac_anti_spoof;
850 npar->discard_tagged = esw_cfg.discard_tagged;
851 npar->promisc_mode = esw_cfg.promisc_mode;
852 npar->offload_flags = esw_cfg.offload_flags;
859 qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter,
860 struct qlcnic_npar_info *npar, int pci_func)
862 struct qlcnic_esw_func_cfg esw_cfg;
863 esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS;
864 esw_cfg.pci_func = pci_func;
865 esw_cfg.vlan_id = npar->pvid;
866 esw_cfg.mac_learning = npar->mac_learning;
867 esw_cfg.discard_tagged = npar->discard_tagged;
868 esw_cfg.mac_anti_spoof = npar->mac_anti_spoof;
869 esw_cfg.offload_flags = npar->offload_flags;
870 esw_cfg.promisc_mode = npar->promisc_mode;
871 if (qlcnic_config_switch_port(adapter, &esw_cfg))
874 esw_cfg.op_mode = QLCNIC_ADD_VLAN;
875 if (qlcnic_config_switch_port(adapter, &esw_cfg))
882 qlcnic_reset_npar_config(struct qlcnic_adapter *adapter)
885 struct qlcnic_npar_info *npar;
886 struct qlcnic_info nic_info;
888 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
889 !adapter->need_fw_reset || adapter->op_mode != QLCNIC_MGMT_FUNC)
892 /* Set the NPAR config data after FW reset */
893 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) {
894 npar = &adapter->npars[i];
895 if (npar->type != QLCNIC_TYPE_NIC)
897 err = qlcnic_get_nic_info(adapter, &nic_info, i);
900 nic_info.min_tx_bw = npar->min_bw;
901 nic_info.max_tx_bw = npar->max_bw;
902 err = qlcnic_set_nic_info(adapter, &nic_info);
906 if (npar->enable_pm) {
907 err = qlcnic_config_port_mirroring(adapter,
908 npar->dest_npar, 1, i);
912 err = qlcnic_reset_eswitch_config(adapter, npar, i);
919 static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter)
921 u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO;
924 if (adapter->op_mode == QLCNIC_MGMT_FUNC)
927 npar_state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE);
928 while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) {
930 npar_state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE);
932 if (!npar_opt_timeo) {
933 dev_err(&adapter->pdev->dev,
934 "Waiting for NPAR state to opertional timeout\n");
941 qlcnic_start_firmware(struct qlcnic_adapter *adapter)
945 err = qlcnic_can_start_firmware(adapter);
949 goto check_fw_status;
952 qlcnic_request_firmware(adapter);
954 if (qlcnic_check_flash_fw_ver(adapter))
957 adapter->fw_type = QLCNIC_FLASH_ROMIMAGE;
960 err = qlcnic_need_fw_reset(adapter);
964 err = qlcnic_pinit_from_rom(adapter);
967 qlcnic_set_port_mode(adapter);
969 err = qlcnic_load_firmware(adapter);
973 qlcnic_release_firmware(adapter);
974 QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION);
977 err = qlcnic_check_fw_status(adapter);
982 QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY);
983 qlcnic_idc_debug_info(adapter, 1);
984 err = qlcnic_check_npar_opertional(adapter);
986 qlcnic_release_firmware(adapter);
989 if (qlcnic_set_default_offload_settings(adapter))
991 if (qlcnic_reset_npar_config(adapter))
993 qlcnic_dev_set_npar_ready(adapter);
994 qlcnic_check_options(adapter);
995 adapter->need_fw_reset = 0;
997 qlcnic_release_firmware(adapter);
1001 QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED);
1002 dev_err(&adapter->pdev->dev, "Device state set to failed\n");
1003 qlcnic_release_firmware(adapter);
1008 qlcnic_request_irq(struct qlcnic_adapter *adapter)
1010 irq_handler_t handler;
1011 struct qlcnic_host_sds_ring *sds_ring;
1014 unsigned long flags = 0;
1015 struct net_device *netdev = adapter->netdev;
1016 struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
1018 if (adapter->diag_test == QLCNIC_INTERRUPT_TEST) {
1019 handler = qlcnic_tmp_intr;
1020 if (!QLCNIC_IS_MSI_FAMILY(adapter))
1021 flags |= IRQF_SHARED;
1024 if (adapter->flags & QLCNIC_MSIX_ENABLED)
1025 handler = qlcnic_msix_intr;
1026 else if (adapter->flags & QLCNIC_MSI_ENABLED)
1027 handler = qlcnic_msi_intr;
1029 flags |= IRQF_SHARED;
1030 handler = qlcnic_intr;
1033 adapter->irq = netdev->irq;
1035 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1036 sds_ring = &recv_ctx->sds_rings[ring];
1037 sprintf(sds_ring->name, "%s[%d]", netdev->name, ring);
1038 err = request_irq(sds_ring->irq, handler,
1039 flags, sds_ring->name, sds_ring);
1048 qlcnic_free_irq(struct qlcnic_adapter *adapter)
1051 struct qlcnic_host_sds_ring *sds_ring;
1053 struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
1055 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1056 sds_ring = &recv_ctx->sds_rings[ring];
1057 free_irq(sds_ring->irq, sds_ring);
1062 qlcnic_init_coalesce_defaults(struct qlcnic_adapter *adapter)
1064 adapter->coal.flags = QLCNIC_INTR_DEFAULT;
1065 adapter->coal.normal.data.rx_time_us =
1066 QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US;
1067 adapter->coal.normal.data.rx_packets =
1068 QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS;
1069 adapter->coal.normal.data.tx_time_us =
1070 QLCNIC_DEFAULT_INTR_COALESCE_TX_TIME_US;
1071 adapter->coal.normal.data.tx_packets =
1072 QLCNIC_DEFAULT_INTR_COALESCE_TX_PACKETS;
1076 __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
1079 struct qlcnic_host_rds_ring *rds_ring;
1081 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1084 if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
1086 if (qlcnic_set_eswitch_port_config(adapter))
1089 if (qlcnic_fw_create_ctx(adapter))
1092 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
1093 rds_ring = &adapter->recv_ctx.rds_rings[ring];
1094 qlcnic_post_rx_buffers(adapter, ring, rds_ring);
1097 qlcnic_set_multi(netdev);
1098 qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu);
1100 adapter->ahw.linkup = 0;
1102 if (adapter->max_sds_rings > 1)
1103 qlcnic_config_rss(adapter, 1);
1105 qlcnic_config_intr_coalesce(adapter);
1107 if (netdev->features & NETIF_F_LRO)
1108 qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED);
1110 qlcnic_napi_enable(adapter);
1112 qlcnic_linkevent_request(adapter, 1);
1114 adapter->reset_context = 0;
1115 set_bit(__QLCNIC_DEV_UP, &adapter->state);
1119 /* Usage: During resume and firmware recovery module.*/
1122 qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
1127 if (netif_running(netdev))
1128 err = __qlcnic_up(adapter, netdev);
1135 __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
1137 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1140 if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state))
1144 spin_lock(&adapter->tx_clean_lock);
1145 netif_carrier_off(netdev);
1146 netif_tx_disable(netdev);
1148 qlcnic_free_mac_list(adapter);
1150 qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE);
1152 qlcnic_napi_disable(adapter);
1154 qlcnic_fw_destroy_ctx(adapter);
1156 qlcnic_reset_rx_buffers_list(adapter);
1157 qlcnic_release_tx_buffers(adapter);
1158 spin_unlock(&adapter->tx_clean_lock);
1161 /* Usage: During suspend and firmware recovery module */
1164 qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev)
1167 if (netif_running(netdev))
1168 __qlcnic_down(adapter, netdev);
1174 qlcnic_attach(struct qlcnic_adapter *adapter)
1176 struct net_device *netdev = adapter->netdev;
1177 struct pci_dev *pdev = adapter->pdev;
1180 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC)
1183 err = qlcnic_napi_add(adapter, netdev);
1187 err = qlcnic_alloc_sw_resources(adapter);
1189 dev_err(&pdev->dev, "Error in setting sw resources\n");
1190 goto err_out_napi_del;
1193 err = qlcnic_alloc_hw_resources(adapter);
1195 dev_err(&pdev->dev, "Error in setting hw resources\n");
1196 goto err_out_free_sw;
1199 err = qlcnic_request_irq(adapter);
1201 dev_err(&pdev->dev, "failed to setup interrupt\n");
1202 goto err_out_free_hw;
1205 qlcnic_init_coalesce_defaults(adapter);
1207 qlcnic_create_sysfs_entries(adapter);
1209 adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC;
1213 qlcnic_free_hw_resources(adapter);
1215 qlcnic_free_sw_resources(adapter);
1217 qlcnic_napi_del(adapter);
1222 qlcnic_detach(struct qlcnic_adapter *adapter)
1224 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1227 qlcnic_remove_sysfs_entries(adapter);
1229 qlcnic_free_hw_resources(adapter);
1230 qlcnic_release_rx_buffers(adapter);
1231 qlcnic_free_irq(adapter);
1232 qlcnic_napi_del(adapter);
1233 qlcnic_free_sw_resources(adapter);
1238 void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings)
1240 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1241 struct qlcnic_host_sds_ring *sds_ring;
1244 clear_bit(__QLCNIC_DEV_UP, &adapter->state);
1245 if (adapter->diag_test == QLCNIC_INTERRUPT_TEST) {
1246 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1247 sds_ring = &adapter->recv_ctx.sds_rings[ring];
1248 qlcnic_disable_int(sds_ring);
1252 qlcnic_fw_destroy_ctx(adapter);
1254 qlcnic_detach(adapter);
1256 adapter->diag_test = 0;
1257 adapter->max_sds_rings = max_sds_rings;
1259 if (qlcnic_attach(adapter))
1262 if (netif_running(netdev))
1263 __qlcnic_up(adapter, netdev);
1265 netif_device_attach(netdev);
1268 int qlcnic_diag_alloc_res(struct net_device *netdev, int test)
1270 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1271 struct qlcnic_host_sds_ring *sds_ring;
1272 struct qlcnic_host_rds_ring *rds_ring;
1276 netif_device_detach(netdev);
1278 if (netif_running(netdev))
1279 __qlcnic_down(adapter, netdev);
1281 qlcnic_detach(adapter);
1283 adapter->max_sds_rings = 1;
1284 adapter->diag_test = test;
1286 ret = qlcnic_attach(adapter);
1288 netif_device_attach(netdev);
1292 ret = qlcnic_fw_create_ctx(adapter);
1294 qlcnic_detach(adapter);
1295 netif_device_attach(netdev);
1299 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
1300 rds_ring = &adapter->recv_ctx.rds_rings[ring];
1301 qlcnic_post_rx_buffers(adapter, ring, rds_ring);
1304 if (adapter->diag_test == QLCNIC_INTERRUPT_TEST) {
1305 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1306 sds_ring = &adapter->recv_ctx.sds_rings[ring];
1307 qlcnic_enable_int(sds_ring);
1310 set_bit(__QLCNIC_DEV_UP, &adapter->state);
1315 /* Reset context in hardware only */
1317 qlcnic_reset_hw_context(struct qlcnic_adapter *adapter)
1319 struct net_device *netdev = adapter->netdev;
1321 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
1324 netif_device_detach(netdev);
1326 qlcnic_down(adapter, netdev);
1328 qlcnic_up(adapter, netdev);
1330 netif_device_attach(netdev);
1332 clear_bit(__QLCNIC_RESETTING, &adapter->state);
1337 qlcnic_reset_context(struct qlcnic_adapter *adapter)
1340 struct net_device *netdev = adapter->netdev;
1342 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
1345 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) {
1347 netif_device_detach(netdev);
1349 if (netif_running(netdev))
1350 __qlcnic_down(adapter, netdev);
1352 qlcnic_detach(adapter);
1354 if (netif_running(netdev)) {
1355 err = qlcnic_attach(adapter);
1357 __qlcnic_up(adapter, netdev);
1360 netif_device_attach(netdev);
1363 clear_bit(__QLCNIC_RESETTING, &adapter->state);
1368 qlcnic_setup_netdev(struct qlcnic_adapter *adapter,
1369 struct net_device *netdev, u8 pci_using_dac)
1372 struct pci_dev *pdev = adapter->pdev;
1374 adapter->rx_csum = 1;
1375 adapter->mc_enabled = 0;
1376 adapter->max_mc_count = 38;
1378 netdev->netdev_ops = &qlcnic_netdev_ops;
1379 netdev->watchdog_timeo = 5*HZ;
1381 qlcnic_change_mtu(netdev, netdev->mtu);
1383 SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_ops);
1385 netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM |
1386 NETIF_F_IPV6_CSUM | NETIF_F_GRO);
1387 netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM |
1390 if (adapter->capabilities & QLCNIC_FW_CAPABILITY_TSO) {
1391 netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6);
1392 netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6);
1395 if (pci_using_dac) {
1396 netdev->features |= NETIF_F_HIGHDMA;
1397 netdev->vlan_features |= NETIF_F_HIGHDMA;
1400 if (adapter->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX)
1401 netdev->features |= (NETIF_F_HW_VLAN_TX);
1403 if (adapter->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO)
1404 netdev->features |= NETIF_F_LRO;
1405 netdev->irq = adapter->msix_entries[0].vector;
1407 if (qlcnic_read_mac_addr(adapter))
1408 dev_warn(&pdev->dev, "failed to read mac addr\n");
1410 netif_carrier_off(netdev);
1411 netif_stop_queue(netdev);
1413 err = register_netdev(netdev);
1415 dev_err(&pdev->dev, "failed to register net device\n");
1422 static int qlcnic_set_dma_mask(struct pci_dev *pdev, u8 *pci_using_dac)
1424 if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) &&
1425 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)))
1427 else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) &&
1428 !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)))
1431 dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n");
1438 static int __devinit
1439 qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
1441 struct net_device *netdev = NULL;
1442 struct qlcnic_adapter *adapter = NULL;
1444 uint8_t revision_id;
1445 uint8_t pci_using_dac;
1447 err = pci_enable_device(pdev);
1451 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
1453 goto err_out_disable_pdev;
1456 err = qlcnic_set_dma_mask(pdev, &pci_using_dac);
1458 goto err_out_disable_pdev;
1460 err = pci_request_regions(pdev, qlcnic_driver_name);
1462 goto err_out_disable_pdev;
1464 pci_set_master(pdev);
1465 pci_enable_pcie_error_reporting(pdev);
1467 netdev = alloc_etherdev(sizeof(struct qlcnic_adapter));
1469 dev_err(&pdev->dev, "failed to allocate net_device\n");
1471 goto err_out_free_res;
1474 SET_NETDEV_DEV(netdev, &pdev->dev);
1476 adapter = netdev_priv(netdev);
1477 adapter->netdev = netdev;
1478 adapter->pdev = pdev;
1479 adapter->dev_rst_time = jiffies;
1481 revision_id = pdev->revision;
1482 adapter->ahw.revision_id = revision_id;
1484 rwlock_init(&adapter->ahw.crb_lock);
1485 mutex_init(&adapter->ahw.mem_lock);
1487 spin_lock_init(&adapter->tx_clean_lock);
1488 INIT_LIST_HEAD(&adapter->mac_list);
1490 err = qlcnic_setup_pci_map(adapter);
1492 goto err_out_free_netdev;
1494 /* This will be reset for mezz cards */
1495 adapter->portnum = adapter->ahw.pci_func;
1497 err = qlcnic_get_board_info(adapter);
1499 dev_err(&pdev->dev, "Error getting board config info.\n");
1500 goto err_out_iounmap;
1503 if (qlcnic_read_mac_addr(adapter))
1504 dev_warn(&pdev->dev, "failed to read mac addr\n");
1506 if (qlcnic_setup_idc_param(adapter))
1507 goto err_out_iounmap;
1509 err = adapter->nic_ops->start_firmware(adapter);
1511 dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n");
1512 goto err_out_decr_ref;
1515 qlcnic_clear_stats(adapter);
1517 qlcnic_setup_intr(adapter);
1519 err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac);
1521 goto err_out_disable_msi;
1523 pci_set_drvdata(pdev, adapter);
1525 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY);
1527 switch (adapter->ahw.port_type) {
1529 dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n",
1530 adapter->netdev->name);
1533 dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n",
1534 adapter->netdev->name);
1538 qlcnic_create_diag_entries(adapter);
1542 err_out_disable_msi:
1543 qlcnic_teardown_intr(adapter);
1546 qlcnic_clr_all_drv_state(adapter, 0);
1549 qlcnic_cleanup_pci_map(adapter);
1551 err_out_free_netdev:
1552 free_netdev(netdev);
1555 pci_release_regions(pdev);
1557 err_out_disable_pdev:
1558 pci_set_drvdata(pdev, NULL);
1559 pci_disable_device(pdev);
1563 static void __devexit qlcnic_remove(struct pci_dev *pdev)
1565 struct qlcnic_adapter *adapter;
1566 struct net_device *netdev;
1568 adapter = pci_get_drvdata(pdev);
1569 if (adapter == NULL)
1572 netdev = adapter->netdev;
1574 qlcnic_cancel_fw_work(adapter);
1576 unregister_netdev(netdev);
1578 qlcnic_detach(adapter);
1580 if (adapter->npars != NULL)
1581 kfree(adapter->npars);
1582 if (adapter->eswitch != NULL)
1583 kfree(adapter->eswitch);
1585 qlcnic_clr_all_drv_state(adapter, 0);
1587 clear_bit(__QLCNIC_RESETTING, &adapter->state);
1589 qlcnic_teardown_intr(adapter);
1591 qlcnic_remove_diag_entries(adapter);
1593 qlcnic_cleanup_pci_map(adapter);
1595 qlcnic_release_firmware(adapter);
1597 pci_disable_pcie_error_reporting(pdev);
1598 pci_release_regions(pdev);
1599 pci_disable_device(pdev);
1600 pci_set_drvdata(pdev, NULL);
1602 free_netdev(netdev);
1604 static int __qlcnic_shutdown(struct pci_dev *pdev)
1606 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
1607 struct net_device *netdev = adapter->netdev;
1610 netif_device_detach(netdev);
1612 qlcnic_cancel_fw_work(adapter);
1614 if (netif_running(netdev))
1615 qlcnic_down(adapter, netdev);
1617 qlcnic_clr_all_drv_state(adapter, 0);
1619 clear_bit(__QLCNIC_RESETTING, &adapter->state);
1621 retval = pci_save_state(pdev);
1625 if (qlcnic_wol_supported(adapter)) {
1626 pci_enable_wake(pdev, PCI_D3cold, 1);
1627 pci_enable_wake(pdev, PCI_D3hot, 1);
1633 static void qlcnic_shutdown(struct pci_dev *pdev)
1635 if (__qlcnic_shutdown(pdev))
1638 pci_disable_device(pdev);
1643 qlcnic_suspend(struct pci_dev *pdev, pm_message_t state)
1647 retval = __qlcnic_shutdown(pdev);
1651 pci_set_power_state(pdev, pci_choose_state(pdev, state));
1656 qlcnic_resume(struct pci_dev *pdev)
1658 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
1659 struct net_device *netdev = adapter->netdev;
1662 err = pci_enable_device(pdev);
1666 pci_set_power_state(pdev, PCI_D0);
1667 pci_set_master(pdev);
1668 pci_restore_state(pdev);
1670 err = adapter->nic_ops->start_firmware(adapter);
1672 dev_err(&pdev->dev, "failed to start firmware\n");
1676 if (netif_running(netdev)) {
1677 err = qlcnic_up(adapter, netdev);
1681 qlcnic_config_indev_addr(netdev, NETDEV_UP);
1684 netif_device_attach(netdev);
1685 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY);
1690 static int qlcnic_open(struct net_device *netdev)
1692 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1695 err = qlcnic_attach(adapter);
1699 err = __qlcnic_up(adapter, netdev);
1703 netif_start_queue(netdev);
1708 qlcnic_detach(adapter);
1713 * qlcnic_close - Disables a network interface entry point
1715 static int qlcnic_close(struct net_device *netdev)
1717 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1719 __qlcnic_down(adapter, netdev);
1724 qlcnic_tso_check(struct net_device *netdev,
1725 struct qlcnic_host_tx_ring *tx_ring,
1726 struct cmd_desc_type0 *first_desc,
1727 struct sk_buff *skb)
1729 u8 opcode = TX_ETHER_PKT;
1730 __be16 protocol = skb->protocol;
1731 u16 flags = 0, vid = 0;
1732 int copied, offset, copy_len, hdr_len = 0, tso = 0, vlan_oob = 0;
1733 struct cmd_desc_type0 *hwdesc;
1734 struct vlan_ethhdr *vh;
1735 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1736 u32 producer = tx_ring->producer;
1738 if (protocol == cpu_to_be16(ETH_P_8021Q)) {
1740 vh = (struct vlan_ethhdr *)skb->data;
1741 protocol = vh->h_vlan_encapsulated_proto;
1742 flags = FLAGS_VLAN_TAGGED;
1744 } else if (vlan_tx_tag_present(skb)) {
1746 flags = FLAGS_VLAN_OOB;
1747 vid = vlan_tx_tag_get(skb);
1748 qlcnic_set_tx_vlan_tci(first_desc, vid);
1752 if (*(skb->data) & BIT_0) {
1754 memcpy(&first_desc->eth_addr, skb->data, ETH_ALEN);
1757 if ((netdev->features & (NETIF_F_TSO | NETIF_F_TSO6)) &&
1758 skb_shinfo(skb)->gso_size > 0) {
1760 hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
1762 first_desc->mss = cpu_to_le16(skb_shinfo(skb)->gso_size);
1763 first_desc->total_hdr_length = hdr_len;
1765 first_desc->total_hdr_length += VLAN_HLEN;
1766 first_desc->tcp_hdr_offset = VLAN_HLEN;
1767 first_desc->ip_hdr_offset = VLAN_HLEN;
1768 /* Only in case of TSO on vlan device */
1769 flags |= FLAGS_VLAN_TAGGED;
1772 opcode = (protocol == cpu_to_be16(ETH_P_IPV6)) ?
1773 TX_TCP_LSO6 : TX_TCP_LSO;
1776 } else if (skb->ip_summed == CHECKSUM_PARTIAL) {
1779 if (protocol == cpu_to_be16(ETH_P_IP)) {
1780 l4proto = ip_hdr(skb)->protocol;
1782 if (l4proto == IPPROTO_TCP)
1783 opcode = TX_TCP_PKT;
1784 else if (l4proto == IPPROTO_UDP)
1785 opcode = TX_UDP_PKT;
1786 } else if (protocol == cpu_to_be16(ETH_P_IPV6)) {
1787 l4proto = ipv6_hdr(skb)->nexthdr;
1789 if (l4proto == IPPROTO_TCP)
1790 opcode = TX_TCPV6_PKT;
1791 else if (l4proto == IPPROTO_UDP)
1792 opcode = TX_UDPV6_PKT;
1796 first_desc->tcp_hdr_offset += skb_transport_offset(skb);
1797 first_desc->ip_hdr_offset += skb_network_offset(skb);
1798 qlcnic_set_tx_flags_opcode(first_desc, flags, opcode);
1803 /* For LSO, we need to copy the MAC/IP/TCP headers into
1804 * the descriptor ring
1810 /* Create a TSO vlan header template for firmware */
1812 hwdesc = &tx_ring->desc_head[producer];
1813 tx_ring->cmd_buf_arr[producer].skb = NULL;
1815 copy_len = min((int)sizeof(struct cmd_desc_type0) - offset,
1816 hdr_len + VLAN_HLEN);
1818 vh = (struct vlan_ethhdr *)((char *)hwdesc + 2);
1819 skb_copy_from_linear_data(skb, vh, 12);
1820 vh->h_vlan_proto = htons(ETH_P_8021Q);
1821 vh->h_vlan_TCI = htons(vid);
1822 skb_copy_from_linear_data_offset(skb, 12,
1823 (char *)vh + 16, copy_len - 16);
1825 copied = copy_len - VLAN_HLEN;
1828 producer = get_next_index(producer, tx_ring->num_desc);
1831 while (copied < hdr_len) {
1833 copy_len = min((int)sizeof(struct cmd_desc_type0) - offset,
1834 (hdr_len - copied));
1836 hwdesc = &tx_ring->desc_head[producer];
1837 tx_ring->cmd_buf_arr[producer].skb = NULL;
1839 skb_copy_from_linear_data_offset(skb, copied,
1840 (char *)hwdesc + offset, copy_len);
1845 producer = get_next_index(producer, tx_ring->num_desc);
1848 tx_ring->producer = producer;
1850 adapter->stats.lso_frames++;
1854 qlcnic_map_tx_skb(struct pci_dev *pdev,
1855 struct sk_buff *skb, struct qlcnic_cmd_buffer *pbuf)
1857 struct qlcnic_skb_frag *nf;
1858 struct skb_frag_struct *frag;
1862 nr_frags = skb_shinfo(skb)->nr_frags;
1863 nf = &pbuf->frag_array[0];
1865 map = pci_map_single(pdev, skb->data,
1866 skb_headlen(skb), PCI_DMA_TODEVICE);
1867 if (pci_dma_mapping_error(pdev, map))
1871 nf->length = skb_headlen(skb);
1873 for (i = 0; i < nr_frags; i++) {
1874 frag = &skb_shinfo(skb)->frags[i];
1875 nf = &pbuf->frag_array[i+1];
1877 map = pci_map_page(pdev, frag->page, frag->page_offset,
1878 frag->size, PCI_DMA_TODEVICE);
1879 if (pci_dma_mapping_error(pdev, map))
1883 nf->length = frag->size;
1890 nf = &pbuf->frag_array[i+1];
1891 pci_unmap_page(pdev, nf->dma, nf->length, PCI_DMA_TODEVICE);
1894 nf = &pbuf->frag_array[0];
1895 pci_unmap_single(pdev, nf->dma, skb_headlen(skb), PCI_DMA_TODEVICE);
1902 qlcnic_clear_cmddesc(u64 *desc)
1909 qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
1911 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1912 struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring;
1913 struct qlcnic_cmd_buffer *pbuf;
1914 struct qlcnic_skb_frag *buffrag;
1915 struct cmd_desc_type0 *hwdesc, *first_desc;
1916 struct pci_dev *pdev;
1920 int frag_count, no_of_desc;
1921 u32 num_txd = tx_ring->num_desc;
1923 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
1924 netif_stop_queue(netdev);
1925 return NETDEV_TX_BUSY;
1928 if (adapter->flags & QLCNIC_MACSPOOF) {
1929 if (compare_ether_addr(eth_hdr(skb)->h_source,
1934 frag_count = skb_shinfo(skb)->nr_frags + 1;
1936 /* 4 fragments per cmd des */
1937 no_of_desc = (frag_count + 3) >> 2;
1939 if (unlikely(qlcnic_tx_avail(tx_ring) <= TX_STOP_THRESH)) {
1940 netif_stop_queue(netdev);
1942 if (qlcnic_tx_avail(tx_ring) > TX_STOP_THRESH)
1943 netif_start_queue(netdev);
1945 adapter->stats.xmit_off++;
1946 return NETDEV_TX_BUSY;
1950 producer = tx_ring->producer;
1951 pbuf = &tx_ring->cmd_buf_arr[producer];
1953 pdev = adapter->pdev;
1955 if (qlcnic_map_tx_skb(pdev, skb, pbuf)) {
1956 adapter->stats.tx_dma_map_error++;
1961 pbuf->frag_count = frag_count;
1963 first_desc = hwdesc = &tx_ring->desc_head[producer];
1964 qlcnic_clear_cmddesc((u64 *)hwdesc);
1966 qlcnic_set_tx_frags_len(first_desc, frag_count, skb->len);
1967 qlcnic_set_tx_port(first_desc, adapter->portnum);
1969 for (i = 0; i < frag_count; i++) {
1973 if ((k == 0) && (i > 0)) {
1974 /* move to next desc.*/
1975 producer = get_next_index(producer, num_txd);
1976 hwdesc = &tx_ring->desc_head[producer];
1977 qlcnic_clear_cmddesc((u64 *)hwdesc);
1978 tx_ring->cmd_buf_arr[producer].skb = NULL;
1981 buffrag = &pbuf->frag_array[i];
1983 hwdesc->buffer_length[k] = cpu_to_le16(buffrag->length);
1986 hwdesc->addr_buffer1 = cpu_to_le64(buffrag->dma);
1989 hwdesc->addr_buffer2 = cpu_to_le64(buffrag->dma);
1992 hwdesc->addr_buffer3 = cpu_to_le64(buffrag->dma);
1995 hwdesc->addr_buffer4 = cpu_to_le64(buffrag->dma);
2000 tx_ring->producer = get_next_index(producer, num_txd);
2002 qlcnic_tso_check(netdev, tx_ring, first_desc, skb);
2004 qlcnic_update_cmd_producer(adapter, tx_ring);
2006 adapter->stats.txbytes += skb->len;
2007 adapter->stats.xmitcalled++;
2009 return NETDEV_TX_OK;
2012 adapter->stats.txdropped++;
2013 dev_kfree_skb_any(skb);
2014 return NETDEV_TX_OK;
2017 static int qlcnic_check_temp(struct qlcnic_adapter *adapter)
2019 struct net_device *netdev = adapter->netdev;
2020 u32 temp, temp_state, temp_val;
2023 temp = QLCRD32(adapter, CRB_TEMP_STATE);
2025 temp_state = qlcnic_get_temp_state(temp);
2026 temp_val = qlcnic_get_temp_val(temp);
2028 if (temp_state == QLCNIC_TEMP_PANIC) {
2029 dev_err(&netdev->dev,
2030 "Device temperature %d degrees C exceeds"
2031 " maximum allowed. Hardware has been shut down.\n",
2034 } else if (temp_state == QLCNIC_TEMP_WARN) {
2035 if (adapter->temp == QLCNIC_TEMP_NORMAL) {
2036 dev_err(&netdev->dev,
2037 "Device temperature %d degrees C "
2038 "exceeds operating range."
2039 " Immediate action needed.\n",
2043 if (adapter->temp == QLCNIC_TEMP_WARN) {
2044 dev_info(&netdev->dev,
2045 "Device temperature is now %d degrees C"
2046 " in normal range.\n", temp_val);
2049 adapter->temp = temp_state;
2053 void qlcnic_advert_link_change(struct qlcnic_adapter *adapter, int linkup)
2055 struct net_device *netdev = adapter->netdev;
2057 if (adapter->ahw.linkup && !linkup) {
2058 netdev_info(netdev, "NIC Link is down\n");
2059 adapter->ahw.linkup = 0;
2060 if (netif_running(netdev)) {
2061 netif_carrier_off(netdev);
2062 netif_stop_queue(netdev);
2064 } else if (!adapter->ahw.linkup && linkup) {
2065 netdev_info(netdev, "NIC Link is up\n");
2066 adapter->ahw.linkup = 1;
2067 if (netif_running(netdev)) {
2068 netif_carrier_on(netdev);
2069 netif_wake_queue(netdev);
2074 static void qlcnic_tx_timeout(struct net_device *netdev)
2076 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2078 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
2081 dev_err(&netdev->dev, "transmit timeout, resetting.\n");
2083 if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS)
2084 adapter->need_fw_reset = 1;
2086 adapter->reset_context = 1;
2089 static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev)
2091 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2092 struct net_device_stats *stats = &netdev->stats;
2094 stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts;
2095 stats->tx_packets = adapter->stats.xmitfinished;
2096 stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes;
2097 stats->tx_bytes = adapter->stats.txbytes;
2098 stats->rx_dropped = adapter->stats.rxdropped;
2099 stats->tx_dropped = adapter->stats.txdropped;
2104 static irqreturn_t qlcnic_clear_legacy_intr(struct qlcnic_adapter *adapter)
2108 status = readl(adapter->isr_int_vec);
2110 if (!(status & adapter->int_vec_bit))
2113 /* check interrupt state machine, to be sure */
2114 status = readl(adapter->crb_int_state_reg);
2115 if (!ISR_LEGACY_INT_TRIGGERED(status))
2118 writel(0xffffffff, adapter->tgt_status_reg);
2119 /* read twice to ensure write is flushed */
2120 readl(adapter->isr_int_vec);
2121 readl(adapter->isr_int_vec);
2126 static irqreturn_t qlcnic_tmp_intr(int irq, void *data)
2128 struct qlcnic_host_sds_ring *sds_ring = data;
2129 struct qlcnic_adapter *adapter = sds_ring->adapter;
2131 if (adapter->flags & QLCNIC_MSIX_ENABLED)
2133 else if (adapter->flags & QLCNIC_MSI_ENABLED) {
2134 writel(0xffffffff, adapter->tgt_status_reg);
2138 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
2142 adapter->diag_cnt++;
2143 qlcnic_enable_int(sds_ring);
2147 static irqreturn_t qlcnic_intr(int irq, void *data)
2149 struct qlcnic_host_sds_ring *sds_ring = data;
2150 struct qlcnic_adapter *adapter = sds_ring->adapter;
2152 if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE)
2155 napi_schedule(&sds_ring->napi);
2160 static irqreturn_t qlcnic_msi_intr(int irq, void *data)
2162 struct qlcnic_host_sds_ring *sds_ring = data;
2163 struct qlcnic_adapter *adapter = sds_ring->adapter;
2165 /* clear interrupt */
2166 writel(0xffffffff, adapter->tgt_status_reg);
2168 napi_schedule(&sds_ring->napi);
2172 static irqreturn_t qlcnic_msix_intr(int irq, void *data)
2174 struct qlcnic_host_sds_ring *sds_ring = data;
2176 napi_schedule(&sds_ring->napi);
2180 static int qlcnic_process_cmd_ring(struct qlcnic_adapter *adapter)
2182 u32 sw_consumer, hw_consumer;
2184 struct qlcnic_cmd_buffer *buffer;
2185 struct pci_dev *pdev = adapter->pdev;
2186 struct net_device *netdev = adapter->netdev;
2187 struct qlcnic_skb_frag *frag;
2189 struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring;
2191 if (!spin_trylock(&adapter->tx_clean_lock))
2194 sw_consumer = tx_ring->sw_consumer;
2195 hw_consumer = le32_to_cpu(*(tx_ring->hw_consumer));
2197 while (sw_consumer != hw_consumer) {
2198 buffer = &tx_ring->cmd_buf_arr[sw_consumer];
2200 frag = &buffer->frag_array[0];
2201 pci_unmap_single(pdev, frag->dma, frag->length,
2204 for (i = 1; i < buffer->frag_count; i++) {
2206 pci_unmap_page(pdev, frag->dma, frag->length,
2211 adapter->stats.xmitfinished++;
2212 dev_kfree_skb_any(buffer->skb);
2216 sw_consumer = get_next_index(sw_consumer, tx_ring->num_desc);
2217 if (++count >= MAX_STATUS_HANDLE)
2221 if (count && netif_running(netdev)) {
2222 tx_ring->sw_consumer = sw_consumer;
2226 if (netif_queue_stopped(netdev) && netif_carrier_ok(netdev)) {
2227 if (qlcnic_tx_avail(tx_ring) > TX_STOP_THRESH) {
2228 netif_wake_queue(netdev);
2229 adapter->stats.xmit_on++;
2232 adapter->tx_timeo_cnt = 0;
2235 * If everything is freed up to consumer then check if the ring is full
2236 * If the ring is full then check if more needs to be freed and
2237 * schedule the call back again.
2239 * This happens when there are 2 CPUs. One could be freeing and the
2240 * other filling it. If the ring is full when we get out of here and
2241 * the card has already interrupted the host then the host can miss the
2244 * There is still a possible race condition and the host could miss an
2245 * interrupt. The card has to take care of this.
2247 hw_consumer = le32_to_cpu(*(tx_ring->hw_consumer));
2248 done = (sw_consumer == hw_consumer);
2249 spin_unlock(&adapter->tx_clean_lock);
2254 static int qlcnic_poll(struct napi_struct *napi, int budget)
2256 struct qlcnic_host_sds_ring *sds_ring =
2257 container_of(napi, struct qlcnic_host_sds_ring, napi);
2259 struct qlcnic_adapter *adapter = sds_ring->adapter;
2264 tx_complete = qlcnic_process_cmd_ring(adapter);
2266 work_done = qlcnic_process_rcv_ring(sds_ring, budget);
2268 if ((work_done < budget) && tx_complete) {
2269 napi_complete(&sds_ring->napi);
2270 if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
2271 qlcnic_enable_int(sds_ring);
2277 static int qlcnic_rx_poll(struct napi_struct *napi, int budget)
2279 struct qlcnic_host_sds_ring *sds_ring =
2280 container_of(napi, struct qlcnic_host_sds_ring, napi);
2282 struct qlcnic_adapter *adapter = sds_ring->adapter;
2285 work_done = qlcnic_process_rcv_ring(sds_ring, budget);
2287 if (work_done < budget) {
2288 napi_complete(&sds_ring->napi);
2289 if (test_bit(__QLCNIC_DEV_UP, &adapter->state))
2290 qlcnic_enable_int(sds_ring);
2296 #ifdef CONFIG_NET_POLL_CONTROLLER
2297 static void qlcnic_poll_controller(struct net_device *netdev)
2299 struct qlcnic_adapter *adapter = netdev_priv(netdev);
2300 disable_irq(adapter->irq);
2301 qlcnic_intr(adapter->irq, adapter);
2302 enable_irq(adapter->irq);
2307 qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding)
2311 val = adapter->portnum & 0xf;
2312 val |= encoding << 7;
2313 val |= (jiffies - adapter->dev_rst_time) << 8;
2315 QLCWR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val);
2316 adapter->dev_rst_time = jiffies;
2320 qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state)
2324 WARN_ON(state != QLCNIC_DEV_NEED_RESET &&
2325 state != QLCNIC_DEV_NEED_QUISCENT);
2327 if (qlcnic_api_lock(adapter))
2330 val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
2332 if (state == QLCNIC_DEV_NEED_RESET)
2333 QLC_DEV_SET_RST_RDY(val, adapter->portnum);
2334 else if (state == QLCNIC_DEV_NEED_QUISCENT)
2335 QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum);
2337 QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2339 qlcnic_api_unlock(adapter);
2345 qlcnic_clr_drv_state(struct qlcnic_adapter *adapter)
2349 if (qlcnic_api_lock(adapter))
2352 val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
2353 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
2354 QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2356 qlcnic_api_unlock(adapter);
2362 qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed)
2366 if (qlcnic_api_lock(adapter))
2369 val = QLCRD32(adapter, QLCNIC_CRB_DEV_REF_COUNT);
2370 QLC_DEV_CLR_REF_CNT(val, adapter->portnum);
2371 QLCWR32(adapter, QLCNIC_CRB_DEV_REF_COUNT, val);
2374 QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED);
2375 dev_info(&adapter->pdev->dev,
2376 "Device state set to Failed. Please Reboot\n");
2377 } else if (!(val & 0x11111111))
2378 QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_COLD);
2380 val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
2381 QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
2382 QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2384 qlcnic_api_unlock(adapter);
2386 adapter->fw_fail_cnt = 0;
2387 clear_bit(__QLCNIC_START_FW, &adapter->state);
2388 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2391 /* Grab api lock, before checking state */
2393 qlcnic_check_drv_state(struct qlcnic_adapter *adapter)
2397 state = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
2398 act = QLCRD32(adapter, QLCNIC_CRB_DEV_REF_COUNT);
2400 if (((state & 0x11111111) == (act & 0x11111111)) ||
2401 ((act & 0x11111111) == ((state >> 1) & 0x11111111)))
2407 static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter)
2409 u32 val = QLCRD32(adapter, QLCNIC_CRB_DRV_IDC_VER);
2411 if (val != QLCNIC_DRV_IDC_VER) {
2412 dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's"
2413 " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val);
2420 qlcnic_can_start_firmware(struct qlcnic_adapter *adapter)
2422 u32 val, prev_state;
2423 u8 dev_init_timeo = adapter->dev_init_timeo;
2424 u8 portnum = adapter->portnum;
2427 if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state))
2430 if (qlcnic_api_lock(adapter))
2433 val = QLCRD32(adapter, QLCNIC_CRB_DEV_REF_COUNT);
2434 if (!(val & (1 << (portnum * 4)))) {
2435 QLC_DEV_SET_REF_CNT(val, portnum);
2436 QLCWR32(adapter, QLCNIC_CRB_DEV_REF_COUNT, val);
2439 prev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
2440 QLCDB(adapter, HW, "Device state = %u\n", prev_state);
2442 switch (prev_state) {
2443 case QLCNIC_DEV_COLD:
2444 QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_INITIALIZING);
2445 QLCWR32(adapter, QLCNIC_CRB_DRV_IDC_VER, QLCNIC_DRV_IDC_VER);
2446 qlcnic_idc_debug_info(adapter, 0);
2447 qlcnic_api_unlock(adapter);
2450 case QLCNIC_DEV_READY:
2451 ret = qlcnic_check_idc_ver(adapter);
2452 qlcnic_api_unlock(adapter);
2455 case QLCNIC_DEV_NEED_RESET:
2456 val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
2457 QLC_DEV_SET_RST_RDY(val, portnum);
2458 QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2461 case QLCNIC_DEV_NEED_QUISCENT:
2462 val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
2463 QLC_DEV_SET_QSCNT_RDY(val, portnum);
2464 QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2467 case QLCNIC_DEV_FAILED:
2468 dev_err(&adapter->pdev->dev, "Device in failed state.\n");
2469 qlcnic_api_unlock(adapter);
2472 case QLCNIC_DEV_INITIALIZING:
2473 case QLCNIC_DEV_QUISCENT:
2477 qlcnic_api_unlock(adapter);
2481 prev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
2483 if (prev_state == QLCNIC_DEV_QUISCENT)
2485 } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo);
2487 if (!dev_init_timeo) {
2488 dev_err(&adapter->pdev->dev,
2489 "Waiting for device to initialize timeout\n");
2493 if (qlcnic_api_lock(adapter))
2496 val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
2497 QLC_DEV_CLR_RST_QSCNT(val, portnum);
2498 QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
2500 ret = qlcnic_check_idc_ver(adapter);
2501 qlcnic_api_unlock(adapter);
2507 qlcnic_fwinit_work(struct work_struct *work)
2509 struct qlcnic_adapter *adapter = container_of(work,
2510 struct qlcnic_adapter, fw_work.work);
2511 u32 dev_state = 0xf;
2513 if (qlcnic_api_lock(adapter))
2516 dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
2517 if (dev_state == QLCNIC_DEV_QUISCENT) {
2518 qlcnic_api_unlock(adapter);
2519 qlcnic_schedule_work(adapter, qlcnic_fwinit_work,
2524 if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC) {
2525 qlcnic_api_unlock(adapter);
2529 if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) {
2530 dev_err(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n",
2531 adapter->reset_ack_timeo);
2532 goto skip_ack_check;
2535 if (!qlcnic_check_drv_state(adapter)) {
2537 dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
2539 if (dev_state == QLCNIC_DEV_NEED_QUISCENT) {
2540 QLCWR32(adapter, QLCNIC_CRB_DEV_STATE,
2541 QLCNIC_DEV_QUISCENT);
2542 qlcnic_schedule_work(adapter, qlcnic_fwinit_work,
2544 QLCDB(adapter, DRV, "Quiscing the driver\n");
2545 qlcnic_idc_debug_info(adapter, 0);
2547 qlcnic_api_unlock(adapter);
2551 if (dev_state == QLCNIC_DEV_NEED_RESET) {
2552 QLCWR32(adapter, QLCNIC_CRB_DEV_STATE,
2553 QLCNIC_DEV_INITIALIZING);
2554 set_bit(__QLCNIC_START_FW, &adapter->state);
2555 QLCDB(adapter, DRV, "Restarting fw\n");
2556 qlcnic_idc_debug_info(adapter, 0);
2559 qlcnic_api_unlock(adapter);
2561 if (!adapter->nic_ops->start_firmware(adapter)) {
2562 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
2568 qlcnic_api_unlock(adapter);
2571 dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
2572 QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state);
2574 switch (dev_state) {
2575 case QLCNIC_DEV_READY:
2576 if (!adapter->nic_ops->start_firmware(adapter)) {
2577 qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
2580 case QLCNIC_DEV_FAILED:
2583 qlcnic_schedule_work(adapter,
2584 qlcnic_fwinit_work, FW_POLL_DELAY);
2589 dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u "
2590 "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt);
2591 netif_device_attach(adapter->netdev);
2592 qlcnic_clr_all_drv_state(adapter, 0);
2596 qlcnic_detach_work(struct work_struct *work)
2598 struct qlcnic_adapter *adapter = container_of(work,
2599 struct qlcnic_adapter, fw_work.work);
2600 struct net_device *netdev = adapter->netdev;
2603 netif_device_detach(netdev);
2605 qlcnic_down(adapter, netdev);
2607 status = QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS1);
2609 if (status & QLCNIC_RCODE_FATAL_ERROR)
2612 if (adapter->temp == QLCNIC_TEMP_PANIC)
2615 if (qlcnic_set_drv_state(adapter, adapter->dev_state))
2618 adapter->fw_wait_cnt = 0;
2620 qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY);
2625 dev_err(&adapter->pdev->dev, "detach failed; status=%d temp=%d\n",
2626 status, adapter->temp);
2627 netif_device_attach(netdev);
2628 qlcnic_clr_all_drv_state(adapter, 1);
2631 /*Transit NPAR state to NON Operational */
2633 qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter)
2637 state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE);
2638 if (state == QLCNIC_DEV_NPAR_NON_OPER)
2641 if (qlcnic_api_lock(adapter))
2643 QLCWR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, QLCNIC_DEV_NPAR_NON_OPER);
2644 qlcnic_api_unlock(adapter);
2647 /*Transit to RESET state from READY state only */
2649 qlcnic_dev_request_reset(struct qlcnic_adapter *adapter)
2653 adapter->need_fw_reset = 1;
2654 if (qlcnic_api_lock(adapter))
2657 state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
2659 if (state == QLCNIC_DEV_READY) {
2660 QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_NEED_RESET);
2661 QLCDB(adapter, DRV, "NEED_RESET state set\n");
2662 qlcnic_idc_debug_info(adapter, 0);
2665 QLCWR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, QLCNIC_DEV_NPAR_NON_OPER);
2666 qlcnic_api_unlock(adapter);
2669 /* Transit to NPAR READY state from NPAR NOT READY state */
2671 qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter)
2673 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
2674 adapter->op_mode != QLCNIC_MGMT_FUNC)
2676 if (qlcnic_api_lock(adapter))
2679 QLCWR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, QLCNIC_DEV_NPAR_OPER);
2680 QLCDB(adapter, DRV, "NPAR operational state set\n");
2682 qlcnic_api_unlock(adapter);
2686 qlcnic_schedule_work(struct qlcnic_adapter *adapter,
2687 work_func_t func, int delay)
2689 if (test_bit(__QLCNIC_AER, &adapter->state))
2692 INIT_DELAYED_WORK(&adapter->fw_work, func);
2693 schedule_delayed_work(&adapter->fw_work, round_jiffies_relative(delay));
2697 qlcnic_cancel_fw_work(struct qlcnic_adapter *adapter)
2699 while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
2702 cancel_delayed_work_sync(&adapter->fw_work);
2706 qlcnic_attach_work(struct work_struct *work)
2708 struct qlcnic_adapter *adapter = container_of(work,
2709 struct qlcnic_adapter, fw_work.work);
2710 struct net_device *netdev = adapter->netdev;
2712 if (netif_running(netdev)) {
2713 if (qlcnic_up(adapter, netdev))
2716 qlcnic_config_indev_addr(netdev, NETDEV_UP);
2720 netif_device_attach(netdev);
2721 adapter->fw_fail_cnt = 0;
2722 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2724 if (!qlcnic_clr_drv_state(adapter))
2725 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
2730 qlcnic_check_health(struct qlcnic_adapter *adapter)
2732 u32 state = 0, heartbit;
2733 struct net_device *netdev = adapter->netdev;
2735 if (qlcnic_check_temp(adapter))
2738 if (adapter->need_fw_reset)
2739 qlcnic_dev_request_reset(adapter);
2741 state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
2742 if (state == QLCNIC_DEV_NEED_RESET ||
2743 state == QLCNIC_DEV_NEED_QUISCENT) {
2744 qlcnic_set_npar_non_operational(adapter);
2745 adapter->need_fw_reset = 1;
2748 heartbit = QLCRD32(adapter, QLCNIC_PEG_ALIVE_COUNTER);
2749 if (heartbit != adapter->heartbit) {
2750 adapter->heartbit = heartbit;
2751 adapter->fw_fail_cnt = 0;
2752 if (adapter->need_fw_reset)
2755 if (adapter->reset_context &&
2756 auto_fw_reset == AUTO_FW_RESET_ENABLED) {
2757 qlcnic_reset_hw_context(adapter);
2758 adapter->netdev->trans_start = jiffies;
2764 if (++adapter->fw_fail_cnt < FW_FAIL_THRESH)
2767 qlcnic_dev_request_reset(adapter);
2769 if ((auto_fw_reset == AUTO_FW_RESET_ENABLED))
2770 clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
2772 dev_info(&netdev->dev, "firmware hang detected\n");
2775 adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state :
2776 QLCNIC_DEV_NEED_RESET;
2778 if ((auto_fw_reset == AUTO_FW_RESET_ENABLED) &&
2779 !test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) {
2781 qlcnic_schedule_work(adapter, qlcnic_detach_work, 0);
2782 QLCDB(adapter, DRV, "fw recovery scheduled.\n");
2789 qlcnic_fw_poll_work(struct work_struct *work)
2791 struct qlcnic_adapter *adapter = container_of(work,
2792 struct qlcnic_adapter, fw_work.work);
2794 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
2798 if (qlcnic_check_health(adapter))
2802 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY);
2805 static int qlcnic_is_first_func(struct pci_dev *pdev)
2807 struct pci_dev *oth_pdev;
2808 int val = pdev->devfn;
2811 oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr
2812 (pdev->bus), pdev->bus->number,
2813 PCI_DEVFN(PCI_SLOT(pdev->devfn), val));
2817 if (oth_pdev->current_state != PCI_D3cold) {
2818 pci_dev_put(oth_pdev);
2821 pci_dev_put(oth_pdev);
2826 static int qlcnic_attach_func(struct pci_dev *pdev)
2828 int err, first_func;
2829 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
2830 struct net_device *netdev = adapter->netdev;
2832 pdev->error_state = pci_channel_io_normal;
2834 err = pci_enable_device(pdev);
2838 pci_set_power_state(pdev, PCI_D0);
2839 pci_set_master(pdev);
2840 pci_restore_state(pdev);
2842 first_func = qlcnic_is_first_func(pdev);
2844 if (qlcnic_api_lock(adapter))
2847 if (adapter->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) {
2848 adapter->need_fw_reset = 1;
2849 set_bit(__QLCNIC_START_FW, &adapter->state);
2850 QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_INITIALIZING);
2851 QLCDB(adapter, DRV, "Restarting fw\n");
2853 qlcnic_api_unlock(adapter);
2855 err = adapter->nic_ops->start_firmware(adapter);
2859 qlcnic_clr_drv_state(adapter);
2860 qlcnic_setup_intr(adapter);
2862 if (netif_running(netdev)) {
2863 err = qlcnic_attach(adapter);
2865 qlcnic_clr_all_drv_state(adapter, 1);
2866 clear_bit(__QLCNIC_AER, &adapter->state);
2867 netif_device_attach(netdev);
2871 err = qlcnic_up(adapter, netdev);
2875 qlcnic_config_indev_addr(netdev, NETDEV_UP);
2878 netif_device_attach(netdev);
2882 static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev,
2883 pci_channel_state_t state)
2885 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
2886 struct net_device *netdev = adapter->netdev;
2888 if (state == pci_channel_io_perm_failure)
2889 return PCI_ERS_RESULT_DISCONNECT;
2891 if (state == pci_channel_io_normal)
2892 return PCI_ERS_RESULT_RECOVERED;
2894 set_bit(__QLCNIC_AER, &adapter->state);
2895 netif_device_detach(netdev);
2897 cancel_delayed_work_sync(&adapter->fw_work);
2899 if (netif_running(netdev))
2900 qlcnic_down(adapter, netdev);
2902 qlcnic_detach(adapter);
2903 qlcnic_teardown_intr(adapter);
2905 clear_bit(__QLCNIC_RESETTING, &adapter->state);
2907 pci_save_state(pdev);
2908 pci_disable_device(pdev);
2910 return PCI_ERS_RESULT_NEED_RESET;
2913 static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev)
2915 return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT :
2916 PCI_ERS_RESULT_RECOVERED;
2919 static void qlcnic_io_resume(struct pci_dev *pdev)
2921 struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
2923 pci_cleanup_aer_uncorrect_error_status(pdev);
2925 if (QLCRD32(adapter, QLCNIC_CRB_DEV_STATE) == QLCNIC_DEV_READY &&
2926 test_and_clear_bit(__QLCNIC_AER, &adapter->state))
2927 qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
2932 qlcnicvf_start_firmware(struct qlcnic_adapter *adapter)
2936 err = qlcnic_can_start_firmware(adapter);
2940 err = qlcnic_check_npar_opertional(adapter);
2944 qlcnic_check_options(adapter);
2946 adapter->need_fw_reset = 0;
2952 qlcnicvf_config_bridged_mode(struct qlcnic_adapter *adapter, u32 enable)
2958 qlcnicvf_config_led(struct qlcnic_adapter *adapter, u32 state, u32 rate)
2964 qlcnic_store_bridged_mode(struct device *dev,
2965 struct device_attribute *attr, const char *buf, size_t len)
2967 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
2971 if (!(adapter->capabilities & QLCNIC_FW_CAPABILITY_BDG))
2974 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
2977 if (strict_strtoul(buf, 2, &new))
2980 if (!adapter->nic_ops->config_bridged_mode(adapter, !!new))
2988 qlcnic_show_bridged_mode(struct device *dev,
2989 struct device_attribute *attr, char *buf)
2991 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
2992 int bridged_mode = 0;
2994 if (adapter->capabilities & QLCNIC_FW_CAPABILITY_BDG)
2995 bridged_mode = !!(adapter->flags & QLCNIC_BRIDGE_ENABLED);
2997 return sprintf(buf, "%d\n", bridged_mode);
3000 static struct device_attribute dev_attr_bridged_mode = {
3001 .attr = {.name = "bridged_mode", .mode = (S_IRUGO | S_IWUSR)},
3002 .show = qlcnic_show_bridged_mode,
3003 .store = qlcnic_store_bridged_mode,
3007 qlcnic_store_diag_mode(struct device *dev,
3008 struct device_attribute *attr, const char *buf, size_t len)
3010 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3013 if (strict_strtoul(buf, 2, &new))
3016 if (!!new != !!(adapter->flags & QLCNIC_DIAG_ENABLED))
3017 adapter->flags ^= QLCNIC_DIAG_ENABLED;
3023 qlcnic_show_diag_mode(struct device *dev,
3024 struct device_attribute *attr, char *buf)
3026 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3028 return sprintf(buf, "%d\n",
3029 !!(adapter->flags & QLCNIC_DIAG_ENABLED));
3032 static struct device_attribute dev_attr_diag_mode = {
3033 .attr = {.name = "diag_mode", .mode = (S_IRUGO | S_IWUSR)},
3034 .show = qlcnic_show_diag_mode,
3035 .store = qlcnic_store_diag_mode,
3039 qlcnic_sysfs_validate_crb(struct qlcnic_adapter *adapter,
3040 loff_t offset, size_t size)
3042 size_t crb_size = 4;
3044 if (!(adapter->flags & QLCNIC_DIAG_ENABLED))
3047 if (offset < QLCNIC_PCI_CRBSPACE) {
3048 if (ADDR_IN_RANGE(offset, QLCNIC_PCI_CAMQM,
3049 QLCNIC_PCI_CAMQM_END))
3055 if ((size != crb_size) || (offset & (crb_size-1)))
3062 qlcnic_sysfs_read_crb(struct file *filp, struct kobject *kobj,
3063 struct bin_attribute *attr,
3064 char *buf, loff_t offset, size_t size)
3066 struct device *dev = container_of(kobj, struct device, kobj);
3067 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3072 ret = qlcnic_sysfs_validate_crb(adapter, offset, size);
3076 if (ADDR_IN_RANGE(offset, QLCNIC_PCI_CAMQM, QLCNIC_PCI_CAMQM_END)) {
3077 qlcnic_pci_camqm_read_2M(adapter, offset, &qmdata);
3078 memcpy(buf, &qmdata, size);
3080 data = QLCRD32(adapter, offset);
3081 memcpy(buf, &data, size);
3087 qlcnic_sysfs_write_crb(struct file *filp, struct kobject *kobj,
3088 struct bin_attribute *attr,
3089 char *buf, loff_t offset, size_t size)
3091 struct device *dev = container_of(kobj, struct device, kobj);
3092 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3097 ret = qlcnic_sysfs_validate_crb(adapter, offset, size);
3101 if (ADDR_IN_RANGE(offset, QLCNIC_PCI_CAMQM, QLCNIC_PCI_CAMQM_END)) {
3102 memcpy(&qmdata, buf, size);
3103 qlcnic_pci_camqm_write_2M(adapter, offset, qmdata);
3105 memcpy(&data, buf, size);
3106 QLCWR32(adapter, offset, data);
3112 qlcnic_sysfs_validate_mem(struct qlcnic_adapter *adapter,
3113 loff_t offset, size_t size)
3115 if (!(adapter->flags & QLCNIC_DIAG_ENABLED))
3118 if ((size != 8) || (offset & 0x7))
3125 qlcnic_sysfs_read_mem(struct file *filp, struct kobject *kobj,
3126 struct bin_attribute *attr,
3127 char *buf, loff_t offset, size_t size)
3129 struct device *dev = container_of(kobj, struct device, kobj);
3130 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3134 ret = qlcnic_sysfs_validate_mem(adapter, offset, size);
3138 if (qlcnic_pci_mem_read_2M(adapter, offset, &data))
3141 memcpy(buf, &data, size);
3147 qlcnic_sysfs_write_mem(struct file *filp, struct kobject *kobj,
3148 struct bin_attribute *attr,
3149 char *buf, loff_t offset, size_t size)
3151 struct device *dev = container_of(kobj, struct device, kobj);
3152 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3156 ret = qlcnic_sysfs_validate_mem(adapter, offset, size);
3160 memcpy(&data, buf, size);
3162 if (qlcnic_pci_mem_write_2M(adapter, offset, data))
3169 static struct bin_attribute bin_attr_crb = {
3170 .attr = {.name = "crb", .mode = (S_IRUGO | S_IWUSR)},
3172 .read = qlcnic_sysfs_read_crb,
3173 .write = qlcnic_sysfs_write_crb,
3176 static struct bin_attribute bin_attr_mem = {
3177 .attr = {.name = "mem", .mode = (S_IRUGO | S_IWUSR)},
3179 .read = qlcnic_sysfs_read_mem,
3180 .write = qlcnic_sysfs_write_mem,
3184 validate_pm_config(struct qlcnic_adapter *adapter,
3185 struct qlcnic_pm_func_cfg *pm_cfg, int count)
3188 u8 src_pci_func, s_esw_id, d_esw_id;
3192 for (i = 0; i < count; i++) {
3193 src_pci_func = pm_cfg[i].pci_func;
3194 dest_pci_func = pm_cfg[i].dest_npar;
3195 if (src_pci_func >= QLCNIC_MAX_PCI_FUNC
3196 || dest_pci_func >= QLCNIC_MAX_PCI_FUNC)
3197 return QL_STATUS_INVALID_PARAM;
3199 if (adapter->npars[src_pci_func].type != QLCNIC_TYPE_NIC)
3200 return QL_STATUS_INVALID_PARAM;
3202 if (adapter->npars[dest_pci_func].type != QLCNIC_TYPE_NIC)
3203 return QL_STATUS_INVALID_PARAM;
3205 s_esw_id = adapter->npars[src_pci_func].phy_port;
3206 d_esw_id = adapter->npars[dest_pci_func].phy_port;
3208 if (s_esw_id != d_esw_id)
3209 return QL_STATUS_INVALID_PARAM;
3217 qlcnic_sysfs_write_pm_config(struct file *filp, struct kobject *kobj,
3218 struct bin_attribute *attr, char *buf, loff_t offset, size_t size)
3220 struct device *dev = container_of(kobj, struct device, kobj);
3221 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3222 struct qlcnic_pm_func_cfg *pm_cfg;
3223 u32 id, action, pci_func;
3224 int count, rem, i, ret;
3226 count = size / sizeof(struct qlcnic_pm_func_cfg);
3227 rem = size % sizeof(struct qlcnic_pm_func_cfg);
3229 return QL_STATUS_INVALID_PARAM;
3231 pm_cfg = (struct qlcnic_pm_func_cfg *) buf;
3233 ret = validate_pm_config(adapter, pm_cfg, count);
3236 for (i = 0; i < count; i++) {
3237 pci_func = pm_cfg[i].pci_func;
3238 action = !!pm_cfg[i].action;
3239 id = adapter->npars[pci_func].phy_port;
3240 ret = qlcnic_config_port_mirroring(adapter, id,
3246 for (i = 0; i < count; i++) {
3247 pci_func = pm_cfg[i].pci_func;
3248 id = adapter->npars[pci_func].phy_port;
3249 adapter->npars[pci_func].enable_pm = !!pm_cfg[i].action;
3250 adapter->npars[pci_func].dest_npar = id;
3256 qlcnic_sysfs_read_pm_config(struct file *filp, struct kobject *kobj,
3257 struct bin_attribute *attr, char *buf, loff_t offset, size_t size)
3259 struct device *dev = container_of(kobj, struct device, kobj);
3260 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3261 struct qlcnic_pm_func_cfg pm_cfg[QLCNIC_MAX_PCI_FUNC];
3264 if (size != sizeof(pm_cfg))
3265 return QL_STATUS_INVALID_PARAM;
3267 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) {
3268 if (adapter->npars[i].type != QLCNIC_TYPE_NIC)
3270 pm_cfg[i].action = adapter->npars[i].enable_pm;
3271 pm_cfg[i].dest_npar = 0;
3272 pm_cfg[i].pci_func = i;
3274 memcpy(buf, &pm_cfg, size);
3280 validate_esw_config(struct qlcnic_adapter *adapter,
3281 struct qlcnic_esw_func_cfg *esw_cfg, int count)
3285 for (i = 0; i < count; i++) {
3286 pci_func = esw_cfg[i].pci_func;
3287 if (pci_func >= QLCNIC_MAX_PCI_FUNC)
3288 return QL_STATUS_INVALID_PARAM;
3290 if (adapter->op_mode == QLCNIC_MGMT_FUNC)
3291 if (adapter->npars[pci_func].type != QLCNIC_TYPE_NIC)
3292 return QL_STATUS_INVALID_PARAM;
3294 switch (esw_cfg[i].op_mode) {
3295 case QLCNIC_PORT_DEFAULTS:
3297 case QLCNIC_ADD_VLAN:
3298 if (!IS_VALID_VLAN(esw_cfg[i].vlan_id))
3299 return QL_STATUS_INVALID_PARAM;
3300 if (!esw_cfg[i].op_type)
3301 return QL_STATUS_INVALID_PARAM;
3303 case QLCNIC_DEL_VLAN:
3304 if (!IS_VALID_VLAN(esw_cfg[i].vlan_id))
3305 return QL_STATUS_INVALID_PARAM;
3306 if (!esw_cfg[i].op_type)
3307 return QL_STATUS_INVALID_PARAM;
3310 return QL_STATUS_INVALID_PARAM;
3317 qlcnic_sysfs_write_esw_config(struct file *file, struct kobject *kobj,
3318 struct bin_attribute *attr, char *buf, loff_t offset, size_t size)
3320 struct device *dev = container_of(kobj, struct device, kobj);
3321 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3322 struct qlcnic_esw_func_cfg *esw_cfg;
3323 struct qlcnic_npar_info *npar;
3324 int count, rem, i, ret;
3325 u8 pci_func, op_mode = 0;
3327 count = size / sizeof(struct qlcnic_esw_func_cfg);
3328 rem = size % sizeof(struct qlcnic_esw_func_cfg);
3330 return QL_STATUS_INVALID_PARAM;
3332 esw_cfg = (struct qlcnic_esw_func_cfg *) buf;
3333 ret = validate_esw_config(adapter, esw_cfg, count);
3337 for (i = 0; i < count; i++) {
3338 if (adapter->op_mode == QLCNIC_MGMT_FUNC)
3339 if (qlcnic_config_switch_port(adapter, &esw_cfg[i]))
3340 return QL_STATUS_INVALID_PARAM;
3341 if (adapter->ahw.pci_func == esw_cfg[i].pci_func)
3342 op_mode = esw_cfg[i].op_mode;
3343 qlcnic_get_eswitch_port_config(adapter, &esw_cfg[i]);
3344 esw_cfg[i].op_mode = op_mode;
3345 esw_cfg[i].pci_func = adapter->ahw.pci_func;
3346 switch (esw_cfg[i].op_mode) {
3347 case QLCNIC_PORT_DEFAULTS:
3348 qlcnic_set_eswitch_port_features(adapter,
3354 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
3356 for (i = 0; i < count; i++) {
3357 pci_func = esw_cfg[i].pci_func;
3358 npar = &adapter->npars[pci_func];
3359 switch (esw_cfg[i].op_mode) {
3360 case QLCNIC_PORT_DEFAULTS:
3361 npar->promisc_mode = esw_cfg[i].promisc_mode;
3362 npar->mac_learning = esw_cfg[i].mac_learning;
3363 npar->offload_flags = esw_cfg[i].offload_flags;
3364 npar->mac_anti_spoof = esw_cfg[i].mac_anti_spoof;
3365 npar->discard_tagged = esw_cfg[i].discard_tagged;
3367 case QLCNIC_ADD_VLAN:
3368 npar->pvid = esw_cfg[i].vlan_id;
3370 case QLCNIC_DEL_VLAN:
3380 qlcnic_sysfs_read_esw_config(struct file *file, struct kobject *kobj,
3381 struct bin_attribute *attr, char *buf, loff_t offset, size_t size)
3383 struct device *dev = container_of(kobj, struct device, kobj);
3384 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3385 struct qlcnic_esw_func_cfg esw_cfg[QLCNIC_MAX_PCI_FUNC];
3388 if (size != sizeof(esw_cfg))
3389 return QL_STATUS_INVALID_PARAM;
3391 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) {
3392 if (adapter->npars[i].type != QLCNIC_TYPE_NIC)
3394 esw_cfg[i].pci_func = i;
3395 if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg[i]))
3396 return QL_STATUS_INVALID_PARAM;
3398 memcpy(buf, &esw_cfg, size);
3404 validate_npar_config(struct qlcnic_adapter *adapter,
3405 struct qlcnic_npar_func_cfg *np_cfg, int count)
3409 for (i = 0; i < count; i++) {
3410 pci_func = np_cfg[i].pci_func;
3411 if (pci_func >= QLCNIC_MAX_PCI_FUNC)
3412 return QL_STATUS_INVALID_PARAM;
3414 if (adapter->npars[pci_func].type != QLCNIC_TYPE_NIC)
3415 return QL_STATUS_INVALID_PARAM;
3417 if (!IS_VALID_BW(np_cfg[i].min_bw)
3418 || !IS_VALID_BW(np_cfg[i].max_bw)
3419 || !IS_VALID_RX_QUEUES(np_cfg[i].max_rx_queues)
3420 || !IS_VALID_TX_QUEUES(np_cfg[i].max_tx_queues))
3421 return QL_STATUS_INVALID_PARAM;
3427 qlcnic_sysfs_write_npar_config(struct file *file, struct kobject *kobj,
3428 struct bin_attribute *attr, char *buf, loff_t offset, size_t size)
3430 struct device *dev = container_of(kobj, struct device, kobj);
3431 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3432 struct qlcnic_info nic_info;
3433 struct qlcnic_npar_func_cfg *np_cfg;
3434 int i, count, rem, ret;
3437 count = size / sizeof(struct qlcnic_npar_func_cfg);
3438 rem = size % sizeof(struct qlcnic_npar_func_cfg);
3440 return QL_STATUS_INVALID_PARAM;
3442 np_cfg = (struct qlcnic_npar_func_cfg *) buf;
3443 ret = validate_npar_config(adapter, np_cfg, count);
3447 for (i = 0; i < count ; i++) {
3448 pci_func = np_cfg[i].pci_func;
3449 ret = qlcnic_get_nic_info(adapter, &nic_info, pci_func);
3452 nic_info.pci_func = pci_func;
3453 nic_info.min_tx_bw = np_cfg[i].min_bw;
3454 nic_info.max_tx_bw = np_cfg[i].max_bw;
3455 ret = qlcnic_set_nic_info(adapter, &nic_info);
3458 adapter->npars[i].min_bw = nic_info.min_tx_bw;
3459 adapter->npars[i].max_bw = nic_info.max_tx_bw;
3466 qlcnic_sysfs_read_npar_config(struct file *file, struct kobject *kobj,
3467 struct bin_attribute *attr, char *buf, loff_t offset, size_t size)
3469 struct device *dev = container_of(kobj, struct device, kobj);
3470 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3471 struct qlcnic_info nic_info;
3472 struct qlcnic_npar_func_cfg np_cfg[QLCNIC_MAX_PCI_FUNC];
3475 if (size != sizeof(np_cfg))
3476 return QL_STATUS_INVALID_PARAM;
3478 for (i = 0; i < QLCNIC_MAX_PCI_FUNC ; i++) {
3479 if (adapter->npars[i].type != QLCNIC_TYPE_NIC)
3481 ret = qlcnic_get_nic_info(adapter, &nic_info, i);
3485 np_cfg[i].pci_func = i;
3486 np_cfg[i].op_mode = nic_info.op_mode;
3487 np_cfg[i].port_num = nic_info.phys_port;
3488 np_cfg[i].fw_capab = nic_info.capabilities;
3489 np_cfg[i].min_bw = nic_info.min_tx_bw ;
3490 np_cfg[i].max_bw = nic_info.max_tx_bw;
3491 np_cfg[i].max_tx_queues = nic_info.max_tx_ques;
3492 np_cfg[i].max_rx_queues = nic_info.max_rx_ques;
3494 memcpy(buf, &np_cfg, size);
3499 qlcnic_sysfs_get_port_stats(struct file *file, struct kobject *kobj,
3500 struct bin_attribute *attr, char *buf, loff_t offset, size_t size)
3502 struct device *dev = container_of(kobj, struct device, kobj);
3503 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3504 struct qlcnic_esw_statistics port_stats;
3507 if (size != sizeof(struct qlcnic_esw_statistics))
3508 return QL_STATUS_INVALID_PARAM;
3510 if (offset >= QLCNIC_MAX_PCI_FUNC)
3511 return QL_STATUS_INVALID_PARAM;
3513 memset(&port_stats, 0, size);
3514 ret = qlcnic_get_port_stats(adapter, offset, QLCNIC_QUERY_RX_COUNTER,
3519 ret = qlcnic_get_port_stats(adapter, offset, QLCNIC_QUERY_TX_COUNTER,
3524 memcpy(buf, &port_stats, size);
3529 qlcnic_sysfs_get_esw_stats(struct file *file, struct kobject *kobj,
3530 struct bin_attribute *attr, char *buf, loff_t offset, size_t size)
3532 struct device *dev = container_of(kobj, struct device, kobj);
3533 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3534 struct qlcnic_esw_statistics esw_stats;
3537 if (size != sizeof(struct qlcnic_esw_statistics))
3538 return QL_STATUS_INVALID_PARAM;
3540 if (offset >= QLCNIC_NIU_MAX_XG_PORTS)
3541 return QL_STATUS_INVALID_PARAM;
3543 memset(&esw_stats, 0, size);
3544 ret = qlcnic_get_eswitch_stats(adapter, offset, QLCNIC_QUERY_RX_COUNTER,
3549 ret = qlcnic_get_eswitch_stats(adapter, offset, QLCNIC_QUERY_TX_COUNTER,
3554 memcpy(buf, &esw_stats, size);
3559 qlcnic_sysfs_clear_esw_stats(struct file *file, struct kobject *kobj,
3560 struct bin_attribute *attr, char *buf, loff_t offset, size_t size)
3562 struct device *dev = container_of(kobj, struct device, kobj);
3563 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3566 if (offset >= QLCNIC_NIU_MAX_XG_PORTS)
3567 return QL_STATUS_INVALID_PARAM;
3569 ret = qlcnic_clear_esw_stats(adapter, QLCNIC_STATS_ESWITCH, offset,
3570 QLCNIC_QUERY_RX_COUNTER);
3574 ret = qlcnic_clear_esw_stats(adapter, QLCNIC_STATS_ESWITCH, offset,
3575 QLCNIC_QUERY_TX_COUNTER);
3583 qlcnic_sysfs_clear_port_stats(struct file *file, struct kobject *kobj,
3584 struct bin_attribute *attr, char *buf, loff_t offset, size_t size)
3587 struct device *dev = container_of(kobj, struct device, kobj);
3588 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3591 if (offset >= QLCNIC_MAX_PCI_FUNC)
3592 return QL_STATUS_INVALID_PARAM;
3594 ret = qlcnic_clear_esw_stats(adapter, QLCNIC_STATS_PORT, offset,
3595 QLCNIC_QUERY_RX_COUNTER);
3599 ret = qlcnic_clear_esw_stats(adapter, QLCNIC_STATS_PORT, offset,
3600 QLCNIC_QUERY_TX_COUNTER);
3608 qlcnic_sysfs_read_pci_config(struct file *file, struct kobject *kobj,
3609 struct bin_attribute *attr, char *buf, loff_t offset, size_t size)
3611 struct device *dev = container_of(kobj, struct device, kobj);
3612 struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
3613 struct qlcnic_pci_func_cfg pci_cfg[QLCNIC_MAX_PCI_FUNC];
3614 struct qlcnic_pci_info *pci_info;
3617 if (size != sizeof(pci_cfg))
3618 return QL_STATUS_INVALID_PARAM;
3620 pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL);
3624 ret = qlcnic_get_pci_info(adapter, pci_info);
3630 for (i = 0; i < QLCNIC_MAX_PCI_FUNC ; i++) {
3631 pci_cfg[i].pci_func = pci_info[i].id;
3632 pci_cfg[i].func_type = pci_info[i].type;
3633 pci_cfg[i].port_num = pci_info[i].default_port;
3634 pci_cfg[i].min_bw = pci_info[i].tx_min_bw;
3635 pci_cfg[i].max_bw = pci_info[i].tx_max_bw;
3636 memcpy(&pci_cfg[i].def_mac_addr, &pci_info[i].mac, ETH_ALEN);
3638 memcpy(buf, &pci_cfg, size);
3642 static struct bin_attribute bin_attr_npar_config = {
3643 .attr = {.name = "npar_config", .mode = (S_IRUGO | S_IWUSR)},
3645 .read = qlcnic_sysfs_read_npar_config,
3646 .write = qlcnic_sysfs_write_npar_config,
3649 static struct bin_attribute bin_attr_pci_config = {
3650 .attr = {.name = "pci_config", .mode = (S_IRUGO | S_IWUSR)},
3652 .read = qlcnic_sysfs_read_pci_config,
3656 static struct bin_attribute bin_attr_port_stats = {
3657 .attr = {.name = "port_stats", .mode = (S_IRUGO | S_IWUSR)},
3659 .read = qlcnic_sysfs_get_port_stats,
3660 .write = qlcnic_sysfs_clear_port_stats,
3663 static struct bin_attribute bin_attr_esw_stats = {
3664 .attr = {.name = "esw_stats", .mode = (S_IRUGO | S_IWUSR)},
3666 .read = qlcnic_sysfs_get_esw_stats,
3667 .write = qlcnic_sysfs_clear_esw_stats,
3670 static struct bin_attribute bin_attr_esw_config = {
3671 .attr = {.name = "esw_config", .mode = (S_IRUGO | S_IWUSR)},
3673 .read = qlcnic_sysfs_read_esw_config,
3674 .write = qlcnic_sysfs_write_esw_config,
3677 static struct bin_attribute bin_attr_pm_config = {
3678 .attr = {.name = "pm_config", .mode = (S_IRUGO | S_IWUSR)},
3680 .read = qlcnic_sysfs_read_pm_config,
3681 .write = qlcnic_sysfs_write_pm_config,
3685 qlcnic_create_sysfs_entries(struct qlcnic_adapter *adapter)
3687 struct device *dev = &adapter->pdev->dev;
3689 if (adapter->capabilities & QLCNIC_FW_CAPABILITY_BDG)
3690 if (device_create_file(dev, &dev_attr_bridged_mode))
3692 "failed to create bridged_mode sysfs entry\n");
3696 qlcnic_remove_sysfs_entries(struct qlcnic_adapter *adapter)
3698 struct device *dev = &adapter->pdev->dev;
3700 if (adapter->capabilities & QLCNIC_FW_CAPABILITY_BDG)
3701 device_remove_file(dev, &dev_attr_bridged_mode);
3705 qlcnic_create_diag_entries(struct qlcnic_adapter *adapter)
3707 struct device *dev = &adapter->pdev->dev;
3709 if (device_create_bin_file(dev, &bin_attr_port_stats))
3710 dev_info(dev, "failed to create port stats sysfs entry");
3712 if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC)
3714 if (device_create_file(dev, &dev_attr_diag_mode))
3715 dev_info(dev, "failed to create diag_mode sysfs entry\n");
3716 if (device_create_bin_file(dev, &bin_attr_crb))
3717 dev_info(dev, "failed to create crb sysfs entry\n");
3718 if (device_create_bin_file(dev, &bin_attr_mem))
3719 dev_info(dev, "failed to create mem sysfs entry\n");
3720 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
3722 if (device_create_bin_file(dev, &bin_attr_esw_config))
3723 dev_info(dev, "failed to create esw config sysfs entry");
3724 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
3726 if (device_create_bin_file(dev, &bin_attr_pci_config))
3727 dev_info(dev, "failed to create pci config sysfs entry");
3728 if (device_create_bin_file(dev, &bin_attr_npar_config))
3729 dev_info(dev, "failed to create npar config sysfs entry");
3730 if (device_create_bin_file(dev, &bin_attr_pm_config))
3731 dev_info(dev, "failed to create pm config sysfs entry");
3732 if (device_create_bin_file(dev, &bin_attr_esw_stats))
3733 dev_info(dev, "failed to create eswitch stats sysfs entry");
3737 qlcnic_remove_diag_entries(struct qlcnic_adapter *adapter)
3739 struct device *dev = &adapter->pdev->dev;
3741 device_remove_bin_file(dev, &bin_attr_port_stats);
3743 if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC)
3745 device_remove_file(dev, &dev_attr_diag_mode);
3746 device_remove_bin_file(dev, &bin_attr_crb);
3747 device_remove_bin_file(dev, &bin_attr_mem);
3748 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
3750 device_remove_bin_file(dev, &bin_attr_esw_config);
3751 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
3753 device_remove_bin_file(dev, &bin_attr_pci_config);
3754 device_remove_bin_file(dev, &bin_attr_npar_config);
3755 device_remove_bin_file(dev, &bin_attr_pm_config);
3756 device_remove_bin_file(dev, &bin_attr_esw_stats);
3761 #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
3764 qlcnic_config_indev_addr(struct net_device *dev, unsigned long event)
3766 struct in_device *indev;
3767 struct qlcnic_adapter *adapter = netdev_priv(dev);
3769 indev = in_dev_get(dev);
3776 qlcnic_config_ipaddr(adapter,
3777 ifa->ifa_address, QLCNIC_IP_UP);
3780 qlcnic_config_ipaddr(adapter,
3781 ifa->ifa_address, QLCNIC_IP_DOWN);
3786 } endfor_ifa(indev);
3791 static int qlcnic_netdev_event(struct notifier_block *this,
3792 unsigned long event, void *ptr)
3794 struct qlcnic_adapter *adapter;
3795 struct net_device *dev = (struct net_device *)ptr;
3801 if (dev->priv_flags & IFF_802_1Q_VLAN) {
3802 dev = vlan_dev_real_dev(dev);
3806 if (!is_qlcnic_netdev(dev))
3809 adapter = netdev_priv(dev);
3814 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
3817 qlcnic_config_indev_addr(dev, event);
3823 qlcnic_inetaddr_event(struct notifier_block *this,
3824 unsigned long event, void *ptr)
3826 struct qlcnic_adapter *adapter;
3827 struct net_device *dev;
3829 struct in_ifaddr *ifa = (struct in_ifaddr *)ptr;
3831 dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL;
3834 if (dev == NULL || !netif_running(dev))
3837 if (dev->priv_flags & IFF_802_1Q_VLAN) {
3838 dev = vlan_dev_real_dev(dev);
3842 if (!is_qlcnic_netdev(dev))
3845 adapter = netdev_priv(dev);
3850 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
3855 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP);
3858 qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN);
3868 static struct notifier_block qlcnic_netdev_cb = {
3869 .notifier_call = qlcnic_netdev_event,
3872 static struct notifier_block qlcnic_inetaddr_cb = {
3873 .notifier_call = qlcnic_inetaddr_event,
3877 qlcnic_config_indev_addr(struct net_device *dev, unsigned long event)
3880 static struct pci_error_handlers qlcnic_err_handler = {
3881 .error_detected = qlcnic_io_error_detected,
3882 .slot_reset = qlcnic_io_slot_reset,
3883 .resume = qlcnic_io_resume,
3886 static struct pci_driver qlcnic_driver = {
3887 .name = qlcnic_driver_name,
3888 .id_table = qlcnic_pci_tbl,
3889 .probe = qlcnic_probe,
3890 .remove = __devexit_p(qlcnic_remove),
3892 .suspend = qlcnic_suspend,
3893 .resume = qlcnic_resume,
3895 .shutdown = qlcnic_shutdown,
3896 .err_handler = &qlcnic_err_handler
3900 static int __init qlcnic_init_module(void)
3904 printk(KERN_INFO "%s\n", qlcnic_driver_string);
3907 register_netdevice_notifier(&qlcnic_netdev_cb);
3908 register_inetaddr_notifier(&qlcnic_inetaddr_cb);
3911 ret = pci_register_driver(&qlcnic_driver);
3914 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
3915 unregister_netdevice_notifier(&qlcnic_netdev_cb);
3922 module_init(qlcnic_init_module);
3924 static void __exit qlcnic_exit_module(void)
3927 pci_unregister_driver(&qlcnic_driver);
3930 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
3931 unregister_netdevice_notifier(&qlcnic_netdev_cb);
3935 module_exit(qlcnic_exit_module);