Commit | Line | Data |
---|---|---|
af19b491 | 1 | /* |
40839129 SV |
2 | * QLogic qlcnic NIC Driver |
3 | * Copyright (c) 2009-2010 QLogic Corporation | |
af19b491 | 4 | * |
40839129 | 5 | * See LICENSE.qlcnic for copyright and licensing details. |
af19b491 AKS |
6 | */ |
7 | ||
5a0e3ad6 | 8 | #include <linux/slab.h> |
af19b491 AKS |
9 | #include <linux/vmalloc.h> |
10 | #include <linux/interrupt.h> | |
11 | ||
12 | #include "qlcnic.h" | |
13 | ||
7e56cac4 | 14 | #include <linux/swab.h> |
af19b491 | 15 | #include <linux/dma-mapping.h> |
af19b491 AKS |
16 | #include <net/ip.h> |
17 | #include <linux/ipv6.h> | |
18 | #include <linux/inetdevice.h> | |
19 | #include <linux/sysfs.h> | |
451724c8 | 20 | #include <linux/aer.h> |
f94bc1e7 | 21 | #include <linux/log2.h> |
af19b491 | 22 | |
7f9a0c34 | 23 | MODULE_DESCRIPTION("QLogic 1/10 GbE Converged/Intelligent Ethernet Driver"); |
af19b491 AKS |
24 | MODULE_LICENSE("GPL"); |
25 | MODULE_VERSION(QLCNIC_LINUX_VERSIONID); | |
26 | MODULE_FIRMWARE(QLCNIC_UNIFIED_ROMIMAGE_NAME); | |
27 | ||
28 | char qlcnic_driver_name[] = "qlcnic"; | |
7f9a0c34 SV |
29 | static const char qlcnic_driver_string[] = "QLogic 1/10 GbE " |
30 | "Converged/Intelligent Ethernet Driver v" QLCNIC_LINUX_VERSIONID; | |
af19b491 | 31 | |
f7ec804a | 32 | static struct workqueue_struct *qlcnic_wq; |
b5e5492c | 33 | static int qlcnic_mac_learn; |
b11a25aa | 34 | module_param(qlcnic_mac_learn, int, 0444); |
b5e5492c AKS |
35 | MODULE_PARM_DESC(qlcnic_mac_learn, "Mac Filter (0=disabled, 1=enabled)"); |
36 | ||
099f7aa7 | 37 | static int qlcnic_use_msi = 1; |
af19b491 | 38 | MODULE_PARM_DESC(use_msi, "MSI interrupt (0=disabled, 1=enabled"); |
099f7aa7 | 39 | module_param_named(use_msi, qlcnic_use_msi, int, 0444); |
af19b491 | 40 | |
099f7aa7 | 41 | static int qlcnic_use_msi_x = 1; |
af19b491 | 42 | MODULE_PARM_DESC(use_msi_x, "MSI-X interrupt (0=disabled, 1=enabled"); |
099f7aa7 | 43 | module_param_named(use_msi_x, qlcnic_use_msi_x, int, 0444); |
af19b491 | 44 | |
099f7aa7 | 45 | static int qlcnic_auto_fw_reset = 1; |
af19b491 | 46 | MODULE_PARM_DESC(auto_fw_reset, "Auto firmware reset (0=disabled, 1=enabled"); |
099f7aa7 | 47 | module_param_named(auto_fw_reset, qlcnic_auto_fw_reset, int, 0644); |
af19b491 | 48 | |
099f7aa7 | 49 | static int qlcnic_load_fw_file; |
4d5bdb38 | 50 | MODULE_PARM_DESC(load_fw_file, "Load firmware from (0=flash, 1=file"); |
099f7aa7 | 51 | module_param_named(load_fw_file, qlcnic_load_fw_file, int, 0444); |
4d5bdb38 | 52 | |
2e9d722d | 53 | static int qlcnic_config_npars; |
b11a25aa | 54 | module_param(qlcnic_config_npars, int, 0444); |
2e9d722d AC |
55 | MODULE_PARM_DESC(qlcnic_config_npars, "Configure NPARs (0=disabled, 1=enabled"); |
56 | ||
6bb58bb0 | 57 | static int qlcnic_probe(struct pci_dev *pdev, |
af19b491 | 58 | const struct pci_device_id *ent); |
6bb58bb0 | 59 | static void qlcnic_remove(struct pci_dev *pdev); |
af19b491 AKS |
60 | static int qlcnic_open(struct net_device *netdev); |
61 | static int qlcnic_close(struct net_device *netdev); | |
af19b491 | 62 | static void qlcnic_tx_timeout(struct net_device *netdev); |
af19b491 AKS |
63 | static void qlcnic_attach_work(struct work_struct *work); |
64 | static void qlcnic_fwinit_work(struct work_struct *work); | |
65 | static void qlcnic_fw_poll_work(struct work_struct *work); | |
66 | static void qlcnic_schedule_work(struct qlcnic_adapter *adapter, | |
67 | work_func_t func, int delay); | |
68 | static void qlcnic_cancel_fw_work(struct qlcnic_adapter *adapter); | |
af19b491 AKS |
69 | #ifdef CONFIG_NET_POLL_CONTROLLER |
70 | static void qlcnic_poll_controller(struct net_device *netdev); | |
71 | #endif | |
72 | ||
6df900e9 | 73 | static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding); |
21854f02 | 74 | static void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8); |
af19b491 AKS |
75 | static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter); |
76 | ||
7eb9855d | 77 | static irqreturn_t qlcnic_tmp_intr(int irq, void *data); |
af19b491 AKS |
78 | static irqreturn_t qlcnic_intr(int irq, void *data); |
79 | static irqreturn_t qlcnic_msi_intr(int irq, void *data); | |
80 | static irqreturn_t qlcnic_msix_intr(int irq, void *data); | |
81 | ||
82 | static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev); | |
aec1e845 | 83 | static void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long); |
9f26f547 AC |
84 | static int qlcnic_start_firmware(struct qlcnic_adapter *); |
85 | ||
b5e5492c | 86 | static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter); |
9f26f547 | 87 | static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter *); |
9f26f547 | 88 | static int qlcnicvf_start_firmware(struct qlcnic_adapter *); |
0325d69b RB |
89 | static void qlcnic_set_netdev_features(struct qlcnic_adapter *, |
90 | struct qlcnic_esw_func_cfg *); | |
8e586137 JP |
91 | static int qlcnic_vlan_rx_add(struct net_device *, u16); |
92 | static int qlcnic_vlan_rx_del(struct net_device *, u16); | |
b9796a14 | 93 | |
bff57d8e SC |
94 | #define QLCNIC_IS_TSO_CAPABLE(adapter) \ |
95 | ((adapter)->ahw->capabilities & QLCNIC_FW_CAPABILITY_TSO) | |
96 | ||
af19b491 AKS |
97 | /* PCI Device ID Table */ |
98 | #define ENTRY(device) \ | |
99 | {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \ | |
100 | .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0} | |
101 | ||
102 | #define PCI_DEVICE_ID_QLOGIC_QLE824X 0x8020 | |
103 | ||
6a902881 | 104 | static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl) = { |
af19b491 AKS |
105 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X), |
106 | {0,} | |
107 | }; | |
108 | ||
109 | MODULE_DEVICE_TABLE(pci, qlcnic_pci_tbl); | |
110 | ||
111 | ||
5ad6ff9d | 112 | inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring *tx_ring) |
af19b491 AKS |
113 | { |
114 | writel(tx_ring->producer, tx_ring->crb_cmd_producer); | |
af19b491 AKS |
115 | } |
116 | ||
117 | static const u32 msi_tgt_status[8] = { | |
118 | ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1, | |
119 | ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3, | |
120 | ISR_INT_TARGET_STATUS_F4, ISR_INT_TARGET_STATUS_F5, | |
121 | ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7 | |
122 | }; | |
123 | ||
22999798 SC |
124 | static const struct qlcnic_board_info qlcnic_boards[] = { |
125 | {0x1077, 0x8020, 0x1077, 0x203, | |
126 | "8200 Series Single Port 10GbE Converged Network Adapter" | |
127 | "(TCP/IP Networking)"}, | |
128 | {0x1077, 0x8020, 0x1077, 0x207, | |
129 | "8200 Series Dual Port 10GbE Converged Network Adapter" | |
130 | "(TCP/IP Networking)"}, | |
131 | {0x1077, 0x8020, 0x1077, 0x20b, | |
132 | "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter"}, | |
133 | {0x1077, 0x8020, 0x1077, 0x20c, | |
134 | "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter"}, | |
135 | {0x1077, 0x8020, 0x1077, 0x20f, | |
136 | "3200 Series Single Port 10Gb Intelligent Ethernet Adapter"}, | |
137 | {0x1077, 0x8020, 0x103c, 0x3733, | |
138 | "NC523SFP 10Gb 2-port Server Adapter"}, | |
139 | {0x1077, 0x8020, 0x103c, 0x3346, | |
140 | "CN1000Q Dual Port Converged Network Adapter"}, | |
141 | {0x1077, 0x8020, 0x1077, 0x210, | |
142 | "QME8242-k 10GbE Dual Port Mezzanine Card"}, | |
143 | {0x1077, 0x8020, 0x0, 0x0, "cLOM8214 1/10GbE Controller"}, | |
144 | }; | |
145 | ||
146 | #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards) | |
147 | ||
af19b491 AKS |
148 | static const |
149 | struct qlcnic_legacy_intr_set legacy_intr[] = QLCNIC_LEGACY_INTR_CONFIG; | |
150 | ||
c70001a9 | 151 | int qlcnic_alloc_sds_rings(struct qlcnic_recv_context *recv_ctx, int count) |
af19b491 AKS |
152 | { |
153 | int size = sizeof(struct qlcnic_host_sds_ring) * count; | |
154 | ||
155 | recv_ctx->sds_rings = kzalloc(size, GFP_KERNEL); | |
156 | ||
807540ba | 157 | return recv_ctx->sds_rings == NULL; |
af19b491 AKS |
158 | } |
159 | ||
c70001a9 | 160 | void qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx) |
af19b491 AKS |
161 | { |
162 | if (recv_ctx->sds_rings != NULL) | |
163 | kfree(recv_ctx->sds_rings); | |
164 | ||
165 | recv_ctx->sds_rings = NULL; | |
166 | } | |
167 | ||
af19b491 AKS |
168 | static void qlcnic_clear_stats(struct qlcnic_adapter *adapter) |
169 | { | |
170 | memset(&adapter->stats, 0, sizeof(adapter->stats)); | |
af19b491 AKS |
171 | } |
172 | ||
af19b491 AKS |
173 | static void qlcnic_set_msix_bit(struct pci_dev *pdev, int enable) |
174 | { | |
175 | u32 control; | |
176 | int pos; | |
177 | ||
178 | pos = pci_find_capability(pdev, PCI_CAP_ID_MSIX); | |
179 | if (pos) { | |
180 | pci_read_config_dword(pdev, pos, &control); | |
181 | if (enable) | |
182 | control |= PCI_MSIX_FLAGS_ENABLE; | |
183 | else | |
184 | control = 0; | |
185 | pci_write_config_dword(pdev, pos, control); | |
186 | } | |
187 | } | |
188 | ||
189 | static void qlcnic_init_msix_entries(struct qlcnic_adapter *adapter, int count) | |
190 | { | |
191 | int i; | |
192 | ||
193 | for (i = 0; i < count; i++) | |
194 | adapter->msix_entries[i].entry = i; | |
195 | } | |
196 | ||
197 | static int | |
198 | qlcnic_read_mac_addr(struct qlcnic_adapter *adapter) | |
199 | { | |
2e9d722d | 200 | u8 mac_addr[ETH_ALEN]; |
af19b491 AKS |
201 | struct net_device *netdev = adapter->netdev; |
202 | struct pci_dev *pdev = adapter->pdev; | |
203 | ||
da48e6c3 | 204 | if (qlcnic_get_mac_address(adapter, mac_addr) != 0) |
af19b491 AKS |
205 | return -EIO; |
206 | ||
2e9d722d | 207 | memcpy(netdev->dev_addr, mac_addr, ETH_ALEN); |
af19b491 AKS |
208 | memcpy(netdev->perm_addr, netdev->dev_addr, netdev->addr_len); |
209 | memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len); | |
210 | ||
211 | /* set station address */ | |
212 | ||
213 | if (!is_valid_ether_addr(netdev->perm_addr)) | |
214 | dev_warn(&pdev->dev, "Bad MAC address %pM.\n", | |
215 | netdev->dev_addr); | |
216 | ||
217 | return 0; | |
218 | } | |
219 | ||
220 | static int qlcnic_set_mac(struct net_device *netdev, void *p) | |
221 | { | |
222 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
223 | struct sockaddr *addr = p; | |
224 | ||
7373373d RB |
225 | if ((adapter->flags & QLCNIC_MAC_OVERRIDE_DISABLED)) |
226 | return -EOPNOTSUPP; | |
227 | ||
af19b491 | 228 | if (!is_valid_ether_addr(addr->sa_data)) |
504f9b5a | 229 | return -EADDRNOTAVAIL; |
af19b491 | 230 | |
8a15ad1f | 231 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { |
af19b491 AKS |
232 | netif_device_detach(netdev); |
233 | qlcnic_napi_disable(adapter); | |
234 | } | |
235 | ||
236 | memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len); | |
237 | memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); | |
238 | qlcnic_set_multi(adapter->netdev); | |
239 | ||
8a15ad1f | 240 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { |
af19b491 AKS |
241 | netif_device_attach(netdev); |
242 | qlcnic_napi_enable(adapter); | |
243 | } | |
244 | return 0; | |
245 | } | |
246 | ||
247 | static const struct net_device_ops qlcnic_netdev_ops = { | |
248 | .ndo_open = qlcnic_open, | |
249 | .ndo_stop = qlcnic_close, | |
250 | .ndo_start_xmit = qlcnic_xmit_frame, | |
251 | .ndo_get_stats = qlcnic_get_stats, | |
252 | .ndo_validate_addr = eth_validate_addr, | |
afc4b13d | 253 | .ndo_set_rx_mode = qlcnic_set_multi, |
af19b491 AKS |
254 | .ndo_set_mac_address = qlcnic_set_mac, |
255 | .ndo_change_mtu = qlcnic_change_mtu, | |
135d84a9 MM |
256 | .ndo_fix_features = qlcnic_fix_features, |
257 | .ndo_set_features = qlcnic_set_features, | |
af19b491 | 258 | .ndo_tx_timeout = qlcnic_tx_timeout, |
b9796a14 AC |
259 | .ndo_vlan_rx_add_vid = qlcnic_vlan_rx_add, |
260 | .ndo_vlan_rx_kill_vid = qlcnic_vlan_rx_del, | |
af19b491 AKS |
261 | #ifdef CONFIG_NET_POLL_CONTROLLER |
262 | .ndo_poll_controller = qlcnic_poll_controller, | |
263 | #endif | |
264 | }; | |
265 | ||
b43e5ee7 SC |
266 | static const struct net_device_ops qlcnic_netdev_failed_ops = { |
267 | .ndo_open = qlcnic_open, | |
268 | }; | |
269 | ||
2e9d722d | 270 | static struct qlcnic_nic_template qlcnic_ops = { |
2e9d722d AC |
271 | .config_bridged_mode = qlcnic_config_bridged_mode, |
272 | .config_led = qlcnic_config_led, | |
9f26f547 AC |
273 | .start_firmware = qlcnic_start_firmware |
274 | }; | |
275 | ||
276 | static struct qlcnic_nic_template qlcnic_vf_ops = { | |
9f26f547 AC |
277 | .config_bridged_mode = qlcnicvf_config_bridged_mode, |
278 | .config_led = qlcnicvf_config_led, | |
9f26f547 | 279 | .start_firmware = qlcnicvf_start_firmware |
2e9d722d AC |
280 | }; |
281 | ||
f94bc1e7 | 282 | static int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix) |
af19b491 | 283 | { |
af19b491 | 284 | struct pci_dev *pdev = adapter->pdev; |
f94bc1e7 | 285 | int err = -1; |
af19b491 AKS |
286 | |
287 | adapter->max_sds_rings = 1; | |
af19b491 | 288 | adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED); |
af19b491 AKS |
289 | qlcnic_set_msix_bit(pdev, 0); |
290 | ||
79788450 | 291 | if (adapter->ahw->msix_supported) { |
f94bc1e7 | 292 | enable_msix: |
af19b491 AKS |
293 | qlcnic_init_msix_entries(adapter, num_msix); |
294 | err = pci_enable_msix(pdev, adapter->msix_entries, num_msix); | |
295 | if (err == 0) { | |
296 | adapter->flags |= QLCNIC_MSIX_ENABLED; | |
297 | qlcnic_set_msix_bit(pdev, 1); | |
298 | ||
b1fc6d3c | 299 | adapter->max_sds_rings = num_msix; |
af19b491 AKS |
300 | |
301 | dev_info(&pdev->dev, "using msi-x interrupts\n"); | |
f94bc1e7 | 302 | return err; |
af19b491 | 303 | } |
f94bc1e7 SC |
304 | if (err > 0) { |
305 | num_msix = rounddown_pow_of_two(err); | |
306 | if (num_msix) | |
307 | goto enable_msix; | |
308 | } | |
309 | } | |
310 | return err; | |
311 | } | |
af19b491 | 312 | |
f94bc1e7 SC |
313 | static void qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter) |
314 | { | |
15087c2b | 315 | u32 offset, mask_reg; |
f94bc1e7 | 316 | const struct qlcnic_legacy_intr_set *legacy_intrp; |
15087c2b | 317 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
f94bc1e7 | 318 | struct pci_dev *pdev = adapter->pdev; |
af19b491 | 319 | |
099f7aa7 | 320 | if (qlcnic_use_msi && !pci_enable_msi(pdev)) { |
af19b491 | 321 | adapter->flags |= QLCNIC_MSI_ENABLED; |
15087c2b SC |
322 | offset = msi_tgt_status[adapter->ahw->pci_func]; |
323 | adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter->ahw, | |
324 | offset); | |
af19b491 AKS |
325 | dev_info(&pdev->dev, "using msi interrupts\n"); |
326 | adapter->msix_entries[0].vector = pdev->irq; | |
327 | return; | |
328 | } | |
329 | ||
f94bc1e7 | 330 | legacy_intrp = &legacy_intr[adapter->ahw->pci_func]; |
79788450 | 331 | adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit; |
15087c2b SC |
332 | offset = legacy_intrp->tgt_status_reg; |
333 | adapter->tgt_status_reg = qlcnic_get_ioaddr(ahw, offset); | |
334 | mask_reg = legacy_intrp->tgt_mask_reg; | |
335 | adapter->tgt_mask_reg = qlcnic_get_ioaddr(ahw, mask_reg); | |
336 | adapter->isr_int_vec = qlcnic_get_ioaddr(ahw, ISR_INT_VECTOR); | |
337 | adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG); | |
af19b491 AKS |
338 | dev_info(&pdev->dev, "using legacy interrupts\n"); |
339 | adapter->msix_entries[0].vector = pdev->irq; | |
340 | } | |
341 | ||
f94bc1e7 SC |
342 | static void |
343 | qlcnic_setup_intr(struct qlcnic_adapter *adapter) | |
344 | { | |
345 | int num_msix; | |
346 | ||
79788450 | 347 | if (adapter->ahw->msix_supported) { |
5f6ec29a SC |
348 | num_msix = rounddown_pow_of_two(min_t(int, num_online_cpus(), |
349 | QLCNIC_DEF_NUM_STS_DESC_RINGS)); | |
f94bc1e7 SC |
350 | } else |
351 | num_msix = 1; | |
352 | ||
353 | if (!qlcnic_enable_msix(adapter, num_msix)) | |
354 | return; | |
355 | ||
356 | qlcnic_enable_msi_legacy(adapter); | |
357 | } | |
358 | ||
af19b491 AKS |
359 | static void |
360 | qlcnic_teardown_intr(struct qlcnic_adapter *adapter) | |
361 | { | |
362 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
363 | pci_disable_msix(adapter->pdev); | |
364 | if (adapter->flags & QLCNIC_MSI_ENABLED) | |
365 | pci_disable_msi(adapter->pdev); | |
366 | } | |
367 | ||
368 | static void | |
369 | qlcnic_cleanup_pci_map(struct qlcnic_adapter *adapter) | |
370 | { | |
b1fc6d3c AC |
371 | if (adapter->ahw->pci_base0 != NULL) |
372 | iounmap(adapter->ahw->pci_base0); | |
af19b491 AKS |
373 | } |
374 | ||
bff57d8e | 375 | static int qlcnic_init_pci_info(struct qlcnic_adapter *adapter) |
346fe763 | 376 | { |
e88db3bd | 377 | struct qlcnic_pci_info *pci_info; |
bff57d8e SC |
378 | int i, ret = 0, j = 0; |
379 | u16 act_pci_func; | |
346fe763 RB |
380 | u8 pfn; |
381 | ||
e88db3bd DC |
382 | pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL); |
383 | if (!pci_info) | |
384 | return -ENOMEM; | |
385 | ||
bff57d8e SC |
386 | ret = qlcnic_get_pci_info(adapter, pci_info); |
387 | if (ret) | |
388 | goto err_pci_info; | |
389 | ||
390 | act_pci_func = adapter->ahw->act_pci_func; | |
391 | ||
ca315ac2 | 392 | adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) * |
bff57d8e | 393 | act_pci_func, GFP_KERNEL); |
e88db3bd | 394 | if (!adapter->npars) { |
900853a4 | 395 | ret = -ENOMEM; |
e88db3bd DC |
396 | goto err_pci_info; |
397 | } | |
346fe763 | 398 | |
ca315ac2 | 399 | adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) * |
346fe763 RB |
400 | QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL); |
401 | if (!adapter->eswitch) { | |
900853a4 | 402 | ret = -ENOMEM; |
ca315ac2 | 403 | goto err_npars; |
346fe763 RB |
404 | } |
405 | ||
ca315ac2 DC |
406 | for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { |
407 | pfn = pci_info[i].id; | |
bff57d8e | 408 | |
0f6efff9 | 409 | if (pfn >= QLCNIC_MAX_PCI_FUNC) { |
f848d6dd SC |
410 | ret = QL_STATUS_INVALID_PARAM; |
411 | goto err_eswitch; | |
412 | } | |
bff57d8e SC |
413 | |
414 | if (!pci_info[i].active || | |
415 | (pci_info[i].type != QLCNIC_TYPE_NIC)) | |
416 | continue; | |
417 | ||
418 | adapter->npars[j].pci_func = pfn; | |
419 | adapter->npars[j].active = (u8)pci_info[i].active; | |
420 | adapter->npars[j].type = (u8)pci_info[i].type; | |
421 | adapter->npars[j].phy_port = (u8)pci_info[i].default_port; | |
422 | adapter->npars[j].min_bw = pci_info[i].tx_min_bw; | |
423 | adapter->npars[j].max_bw = pci_info[i].tx_max_bw; | |
424 | j++; | |
346fe763 RB |
425 | } |
426 | ||
ca315ac2 DC |
427 | for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) |
428 | adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE; | |
429 | ||
e88db3bd | 430 | kfree(pci_info); |
ca315ac2 DC |
431 | return 0; |
432 | ||
433 | err_eswitch: | |
346fe763 RB |
434 | kfree(adapter->eswitch); |
435 | adapter->eswitch = NULL; | |
ca315ac2 | 436 | err_npars: |
346fe763 | 437 | kfree(adapter->npars); |
ca315ac2 | 438 | adapter->npars = NULL; |
e88db3bd DC |
439 | err_pci_info: |
440 | kfree(pci_info); | |
346fe763 RB |
441 | |
442 | return ret; | |
443 | } | |
444 | ||
2e9d722d AC |
445 | static int |
446 | qlcnic_set_function_modes(struct qlcnic_adapter *adapter) | |
447 | { | |
448 | u8 id; | |
449 | u32 ref_count; | |
450 | int i, ret = 1; | |
451 | u32 data = QLCNIC_MGMT_FUNC; | |
bff57d8e | 452 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
2e9d722d AC |
453 | |
454 | /* If other drivers are not in use set their privilege level */ | |
31018e06 | 455 | ref_count = QLCRD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
2e9d722d AC |
456 | ret = qlcnic_api_lock(adapter); |
457 | if (ret) | |
458 | goto err_lock; | |
2e9d722d | 459 | |
0e33c664 | 460 | if (qlcnic_config_npars) { |
bff57d8e SC |
461 | for (i = 0; i < ahw->act_pci_func; i++) { |
462 | id = adapter->npars[i].pci_func; | |
463 | if (id == ahw->pci_func) | |
0e33c664 AC |
464 | continue; |
465 | data |= (qlcnic_config_npars & | |
466 | QLC_DEV_SET_DRV(0xf, id)); | |
467 | } | |
468 | } else { | |
bff57d8e SC |
469 | data = QLCRD32(adapter, QLCNIC_DRV_OP_MODE); |
470 | data = (data & ~QLC_DEV_SET_DRV(0xf, ahw->pci_func)) | | |
0e33c664 | 471 | (QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC, |
bff57d8e | 472 | ahw->pci_func)); |
2e9d722d | 473 | } |
bff57d8e | 474 | QLCWR32(adapter, QLCNIC_DRV_OP_MODE, data); |
2e9d722d AC |
475 | qlcnic_api_unlock(adapter); |
476 | err_lock: | |
477 | return ret; | |
478 | } | |
479 | ||
0866d96d AC |
480 | static void |
481 | qlcnic_check_vf(struct qlcnic_adapter *adapter) | |
2e9d722d AC |
482 | { |
483 | void __iomem *msix_base_addr; | |
484 | void __iomem *priv_op; | |
485 | u32 func; | |
486 | u32 msix_base; | |
487 | u32 op_mode, priv_level; | |
488 | ||
489 | /* Determine FW API version */ | |
79788450 SC |
490 | adapter->ahw->fw_hal_version = readl(adapter->ahw->pci_base0 + |
491 | QLCNIC_FW_API); | |
2e9d722d AC |
492 | |
493 | /* Find PCI function number */ | |
494 | pci_read_config_dword(adapter->pdev, QLCNIC_MSIX_TABLE_OFFSET, &func); | |
b1fc6d3c | 495 | msix_base_addr = adapter->ahw->pci_base0 + QLCNIC_MSIX_BASE; |
2e9d722d AC |
496 | msix_base = readl(msix_base_addr); |
497 | func = (func - msix_base)/QLCNIC_MSIX_TBL_PGSIZE; | |
b1fc6d3c | 498 | adapter->ahw->pci_func = func; |
2e9d722d AC |
499 | |
500 | /* Determine function privilege level */ | |
b1fc6d3c | 501 | priv_op = adapter->ahw->pci_base0 + QLCNIC_DRV_OP_MODE; |
2e9d722d | 502 | op_mode = readl(priv_op); |
0e33c664 | 503 | if (op_mode == QLC_DEV_DRV_DEFAULT) |
2e9d722d | 504 | priv_level = QLCNIC_MGMT_FUNC; |
0e33c664 | 505 | else |
b1fc6d3c | 506 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
2e9d722d | 507 | |
0866d96d | 508 | if (priv_level == QLCNIC_NON_PRIV_FUNC) { |
79788450 | 509 | adapter->ahw->op_mode = QLCNIC_NON_PRIV_FUNC; |
9f26f547 AC |
510 | dev_info(&adapter->pdev->dev, |
511 | "HAL Version: %d Non Privileged function\n", | |
79788450 | 512 | adapter->ahw->fw_hal_version); |
9f26f547 | 513 | adapter->nic_ops = &qlcnic_vf_ops; |
0866d96d AC |
514 | } else |
515 | adapter->nic_ops = &qlcnic_ops; | |
2e9d722d AC |
516 | } |
517 | ||
15087c2b SC |
518 | #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL |
519 | static void qlcnic_get_bar_length(u32 dev_id, ulong *bar) | |
520 | { | |
521 | switch (dev_id) { | |
522 | case PCI_DEVICE_ID_QLOGIC_QLE824X: | |
523 | *bar = QLCNIC_82XX_BAR0_LENGTH; | |
524 | break; | |
525 | default: | |
526 | *bar = 0; | |
527 | } | |
528 | } | |
529 | ||
530 | static int qlcnic_setup_pci_map(struct pci_dev *pdev, | |
531 | struct qlcnic_hardware_context *ahw) | |
af19b491 | 532 | { |
15087c2b | 533 | u32 offset; |
af19b491 AKS |
534 | void __iomem *mem_ptr0 = NULL; |
535 | resource_size_t mem_base; | |
15087c2b | 536 | unsigned long mem_len, pci_len0 = 0, bar0_len; |
af19b491 | 537 | |
af19b491 AKS |
538 | /* remap phys address */ |
539 | mem_base = pci_resource_start(pdev, 0); /* 0 is for BAR 0 */ | |
540 | mem_len = pci_resource_len(pdev, 0); | |
541 | ||
15087c2b SC |
542 | qlcnic_get_bar_length(pdev->device, &bar0_len); |
543 | if (mem_len >= bar0_len) { | |
af19b491 AKS |
544 | |
545 | mem_ptr0 = pci_ioremap_bar(pdev, 0); | |
546 | if (mem_ptr0 == NULL) { | |
547 | dev_err(&pdev->dev, "failed to map PCI bar 0\n"); | |
548 | return -EIO; | |
549 | } | |
550 | pci_len0 = mem_len; | |
551 | } else { | |
552 | return -EIO; | |
553 | } | |
554 | ||
555 | dev_info(&pdev->dev, "%dMB memory map\n", (int)(mem_len>>20)); | |
15087c2b SC |
556 | ahw->pci_base0 = mem_ptr0; |
557 | ahw->pci_len0 = pci_len0; | |
558 | offset = QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw->pci_func)); | |
559 | qlcnic_get_ioaddr(ahw, offset); | |
af19b491 AKS |
560 | |
561 | return 0; | |
562 | } | |
563 | ||
22999798 | 564 | static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name) |
af19b491 AKS |
565 | { |
566 | struct pci_dev *pdev = adapter->pdev; | |
567 | int i, found = 0; | |
568 | ||
569 | for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) { | |
570 | if (qlcnic_boards[i].vendor == pdev->vendor && | |
571 | qlcnic_boards[i].device == pdev->device && | |
572 | qlcnic_boards[i].sub_vendor == pdev->subsystem_vendor && | |
573 | qlcnic_boards[i].sub_device == pdev->subsystem_device) { | |
02f6e46f SC |
574 | sprintf(name, "%pM: %s" , |
575 | adapter->mac_addr, | |
576 | qlcnic_boards[i].short_name); | |
af19b491 AKS |
577 | found = 1; |
578 | break; | |
579 | } | |
580 | ||
581 | } | |
582 | ||
583 | if (!found) | |
7f9a0c34 | 584 | sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr); |
af19b491 AKS |
585 | } |
586 | ||
587 | static void | |
588 | qlcnic_check_options(struct qlcnic_adapter *adapter) | |
589 | { | |
031a4a26 | 590 | u32 fw_major, fw_minor, fw_build, prev_fw_version; |
af19b491 | 591 | struct pci_dev *pdev = adapter->pdev; |
031a4a26 SV |
592 | struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump; |
593 | ||
594 | prev_fw_version = adapter->fw_version; | |
af19b491 AKS |
595 | |
596 | fw_major = QLCRD32(adapter, QLCNIC_FW_VERSION_MAJOR); | |
597 | fw_minor = QLCRD32(adapter, QLCNIC_FW_VERSION_MINOR); | |
598 | fw_build = QLCRD32(adapter, QLCNIC_FW_VERSION_SUB); | |
599 | ||
600 | adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build); | |
601 | ||
79788450 | 602 | if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC) { |
031a4a26 SV |
603 | if (fw_dump->tmpl_hdr == NULL || |
604 | adapter->fw_version > prev_fw_version) { | |
605 | if (fw_dump->tmpl_hdr) | |
606 | vfree(fw_dump->tmpl_hdr); | |
607 | if (!qlcnic_fw_cmd_get_minidump_temp(adapter)) | |
608 | dev_info(&pdev->dev, | |
609 | "Supports FW dump capability\n"); | |
610 | } | |
611 | } | |
612 | ||
251a84c9 AKS |
613 | dev_info(&pdev->dev, "firmware v%d.%d.%d\n", |
614 | fw_major, fw_minor, fw_build); | |
b1fc6d3c | 615 | if (adapter->ahw->port_type == QLCNIC_XGBE) { |
90d19005 SC |
616 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { |
617 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF; | |
618 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF; | |
619 | } else { | |
620 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G; | |
621 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_10G; | |
622 | } | |
623 | ||
af19b491 | 624 | adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; |
90d19005 SC |
625 | adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; |
626 | ||
b1fc6d3c | 627 | } else if (adapter->ahw->port_type == QLCNIC_GBE) { |
af19b491 AKS |
628 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G; |
629 | adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; | |
90d19005 SC |
630 | adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; |
631 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G; | |
af19b491 AKS |
632 | } |
633 | ||
099f7aa7 | 634 | adapter->ahw->msix_supported = !!qlcnic_use_msi_x; |
af19b491 AKS |
635 | |
636 | adapter->num_txd = MAX_CMD_DESCRIPTORS; | |
637 | ||
251b036a | 638 | adapter->max_rds_rings = MAX_RDS_RINGS; |
af19b491 AKS |
639 | } |
640 | ||
174240a8 RB |
641 | static int |
642 | qlcnic_initialize_nic(struct qlcnic_adapter *adapter) | |
643 | { | |
644 | int err; | |
645 | struct qlcnic_info nic_info; | |
646 | ||
bff57d8e | 647 | memset(&nic_info, 0, sizeof(struct qlcnic_info)); |
b1fc6d3c | 648 | err = qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw->pci_func); |
174240a8 RB |
649 | if (err) |
650 | return err; | |
651 | ||
79788450 SC |
652 | adapter->ahw->physical_port = (u8)nic_info.phys_port; |
653 | adapter->ahw->switch_mode = nic_info.switch_mode; | |
654 | adapter->ahw->max_tx_ques = nic_info.max_tx_ques; | |
655 | adapter->ahw->max_rx_ques = nic_info.max_rx_ques; | |
656 | adapter->ahw->capabilities = nic_info.capabilities; | |
657 | adapter->ahw->max_mac_filters = nic_info.max_mac_filters; | |
658 | adapter->ahw->max_mtu = nic_info.max_mtu; | |
174240a8 | 659 | |
79788450 | 660 | if (adapter->ahw->capabilities & BIT_6) |
174240a8 RB |
661 | adapter->flags |= QLCNIC_ESWITCH_ENABLED; |
662 | else | |
663 | adapter->flags &= ~QLCNIC_ESWITCH_ENABLED; | |
664 | ||
665 | return err; | |
666 | } | |
667 | ||
ec079a07 SC |
668 | void qlcnic_set_vlan_config(struct qlcnic_adapter *adapter, |
669 | struct qlcnic_esw_func_cfg *esw_cfg) | |
8cf61f89 AKS |
670 | { |
671 | if (esw_cfg->discard_tagged) | |
672 | adapter->flags &= ~QLCNIC_TAGGING_ENABLED; | |
673 | else | |
674 | adapter->flags |= QLCNIC_TAGGING_ENABLED; | |
675 | ||
676 | if (esw_cfg->vlan_id) | |
677 | adapter->pvid = esw_cfg->vlan_id; | |
678 | else | |
679 | adapter->pvid = 0; | |
680 | } | |
681 | ||
8e586137 | 682 | static int |
b9796a14 AC |
683 | qlcnic_vlan_rx_add(struct net_device *netdev, u16 vid) |
684 | { | |
685 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
686 | set_bit(vid, adapter->vlans); | |
8e586137 | 687 | return 0; |
b9796a14 AC |
688 | } |
689 | ||
8e586137 | 690 | static int |
b9796a14 AC |
691 | qlcnic_vlan_rx_del(struct net_device *netdev, u16 vid) |
692 | { | |
693 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
694 | ||
695 | qlcnic_restore_indev_addr(netdev, NETDEV_DOWN); | |
696 | clear_bit(vid, adapter->vlans); | |
8e586137 | 697 | return 0; |
b9796a14 AC |
698 | } |
699 | ||
ec079a07 SC |
700 | void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter, |
701 | struct qlcnic_esw_func_cfg *esw_cfg) | |
0325d69b | 702 | { |
ee07c1a7 RB |
703 | adapter->flags &= ~(QLCNIC_MACSPOOF | QLCNIC_MAC_OVERRIDE_DISABLED | |
704 | QLCNIC_PROMISC_DISABLED); | |
7613c87b RB |
705 | |
706 | if (esw_cfg->mac_anti_spoof) | |
707 | adapter->flags |= QLCNIC_MACSPOOF; | |
fe4d434d | 708 | |
7373373d RB |
709 | if (!esw_cfg->mac_override) |
710 | adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED; | |
711 | ||
ee07c1a7 RB |
712 | if (!esw_cfg->promisc_mode) |
713 | adapter->flags |= QLCNIC_PROMISC_DISABLED; | |
714 | ||
0325d69b RB |
715 | qlcnic_set_netdev_features(adapter, esw_cfg); |
716 | } | |
717 | ||
ec079a07 | 718 | static int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter) |
0325d69b RB |
719 | { |
720 | struct qlcnic_esw_func_cfg esw_cfg; | |
721 | ||
722 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) | |
723 | return 0; | |
724 | ||
b1fc6d3c | 725 | esw_cfg.pci_func = adapter->ahw->pci_func; |
0325d69b RB |
726 | if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg)) |
727 | return -EIO; | |
8cf61f89 | 728 | qlcnic_set_vlan_config(adapter, &esw_cfg); |
0325d69b RB |
729 | qlcnic_set_eswitch_port_features(adapter, &esw_cfg); |
730 | ||
731 | return 0; | |
732 | } | |
733 | ||
734 | static void | |
735 | qlcnic_set_netdev_features(struct qlcnic_adapter *adapter, | |
736 | struct qlcnic_esw_func_cfg *esw_cfg) | |
737 | { | |
738 | struct net_device *netdev = adapter->netdev; | |
c8f44aff | 739 | netdev_features_t features, vlan_features; |
0325d69b | 740 | |
135d84a9 | 741 | features = (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | |
0325d69b RB |
742 | NETIF_F_IPV6_CSUM | NETIF_F_GRO); |
743 | vlan_features = (NETIF_F_SG | NETIF_F_IP_CSUM | | |
b9796a14 | 744 | NETIF_F_IPV6_CSUM | NETIF_F_HW_VLAN_FILTER); |
0325d69b | 745 | |
79788450 | 746 | if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_TSO) { |
0325d69b RB |
747 | features |= (NETIF_F_TSO | NETIF_F_TSO6); |
748 | vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6); | |
749 | } | |
b56421d0 RB |
750 | |
751 | if (netdev->features & NETIF_F_LRO) | |
0325d69b RB |
752 | features |= NETIF_F_LRO; |
753 | ||
754 | if (esw_cfg->offload_flags & BIT_0) { | |
755 | netdev->features |= features; | |
0325d69b RB |
756 | if (!(esw_cfg->offload_flags & BIT_1)) |
757 | netdev->features &= ~NETIF_F_TSO; | |
758 | if (!(esw_cfg->offload_flags & BIT_2)) | |
759 | netdev->features &= ~NETIF_F_TSO6; | |
760 | } else { | |
761 | netdev->features &= ~features; | |
0325d69b RB |
762 | } |
763 | ||
764 | netdev->vlan_features = (features & vlan_features); | |
765 | } | |
766 | ||
0866d96d AC |
767 | static int |
768 | qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter) | |
769 | { | |
770 | void __iomem *priv_op; | |
771 | u32 op_mode, priv_level; | |
772 | int err = 0; | |
773 | ||
174240a8 RB |
774 | err = qlcnic_initialize_nic(adapter); |
775 | if (err) | |
776 | return err; | |
777 | ||
0866d96d AC |
778 | if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED) |
779 | return 0; | |
780 | ||
b1fc6d3c | 781 | priv_op = adapter->ahw->pci_base0 + QLCNIC_DRV_OP_MODE; |
0866d96d | 782 | op_mode = readl(priv_op); |
b1fc6d3c | 783 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
0866d96d AC |
784 | |
785 | if (op_mode == QLC_DEV_DRV_DEFAULT) | |
786 | priv_level = QLCNIC_MGMT_FUNC; | |
787 | else | |
b1fc6d3c | 788 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
0866d96d | 789 | |
174240a8 | 790 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { |
0866d96d | 791 | if (priv_level == QLCNIC_MGMT_FUNC) { |
79788450 | 792 | adapter->ahw->op_mode = QLCNIC_MGMT_FUNC; |
0866d96d AC |
793 | err = qlcnic_init_pci_info(adapter); |
794 | if (err) | |
795 | return err; | |
796 | /* Set privilege level for other functions */ | |
797 | qlcnic_set_function_modes(adapter); | |
798 | dev_info(&adapter->pdev->dev, | |
799 | "HAL Version: %d, Management function\n", | |
79788450 | 800 | adapter->ahw->fw_hal_version); |
0866d96d | 801 | } else if (priv_level == QLCNIC_PRIV_FUNC) { |
79788450 | 802 | adapter->ahw->op_mode = QLCNIC_PRIV_FUNC; |
0866d96d AC |
803 | dev_info(&adapter->pdev->dev, |
804 | "HAL Version: %d, Privileged function\n", | |
79788450 | 805 | adapter->ahw->fw_hal_version); |
0866d96d | 806 | } |
174240a8 | 807 | } |
0866d96d AC |
808 | |
809 | adapter->flags |= QLCNIC_ADAPTER_INITIALIZED; | |
810 | ||
811 | return err; | |
812 | } | |
813 | ||
bff57d8e | 814 | static int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter) |
0325d69b RB |
815 | { |
816 | struct qlcnic_esw_func_cfg esw_cfg; | |
817 | struct qlcnic_npar_info *npar; | |
818 | u8 i; | |
819 | ||
174240a8 | 820 | if (adapter->need_fw_reset) |
0325d69b RB |
821 | return 0; |
822 | ||
bff57d8e | 823 | for (i = 0; i < adapter->ahw->act_pci_func; i++) { |
0325d69b | 824 | memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg)); |
bff57d8e | 825 | esw_cfg.pci_func = adapter->npars[i].pci_func; |
7373373d | 826 | esw_cfg.mac_override = BIT_0; |
ee07c1a7 | 827 | esw_cfg.promisc_mode = BIT_0; |
bff57d8e SC |
828 | if (qlcnic_82xx_check(adapter)) { |
829 | esw_cfg.offload_flags = BIT_0; | |
830 | if (QLCNIC_IS_TSO_CAPABLE(adapter)) | |
831 | esw_cfg.offload_flags |= (BIT_1 | BIT_2); | |
832 | } | |
0325d69b RB |
833 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) |
834 | return -EIO; | |
835 | npar = &adapter->npars[i]; | |
836 | npar->pvid = esw_cfg.vlan_id; | |
7373373d | 837 | npar->mac_override = esw_cfg.mac_override; |
0325d69b RB |
838 | npar->mac_anti_spoof = esw_cfg.mac_anti_spoof; |
839 | npar->discard_tagged = esw_cfg.discard_tagged; | |
840 | npar->promisc_mode = esw_cfg.promisc_mode; | |
841 | npar->offload_flags = esw_cfg.offload_flags; | |
842 | } | |
843 | ||
844 | return 0; | |
845 | } | |
846 | ||
4e8acb01 RB |
847 | static int |
848 | qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter, | |
849 | struct qlcnic_npar_info *npar, int pci_func) | |
850 | { | |
851 | struct qlcnic_esw_func_cfg esw_cfg; | |
852 | esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS; | |
853 | esw_cfg.pci_func = pci_func; | |
854 | esw_cfg.vlan_id = npar->pvid; | |
7373373d | 855 | esw_cfg.mac_override = npar->mac_override; |
4e8acb01 RB |
856 | esw_cfg.discard_tagged = npar->discard_tagged; |
857 | esw_cfg.mac_anti_spoof = npar->mac_anti_spoof; | |
858 | esw_cfg.offload_flags = npar->offload_flags; | |
859 | esw_cfg.promisc_mode = npar->promisc_mode; | |
860 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) | |
861 | return -EIO; | |
862 | ||
863 | esw_cfg.op_mode = QLCNIC_ADD_VLAN; | |
864 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) | |
865 | return -EIO; | |
866 | ||
867 | return 0; | |
868 | } | |
869 | ||
bff57d8e | 870 | static int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter) |
cea8975e | 871 | { |
4e8acb01 | 872 | int i, err; |
cea8975e AC |
873 | struct qlcnic_npar_info *npar; |
874 | struct qlcnic_info nic_info; | |
bff57d8e | 875 | u8 pci_func; |
cea8975e | 876 | |
bff57d8e SC |
877 | if (qlcnic_82xx_check(adapter)) |
878 | if (!adapter->need_fw_reset) | |
879 | return 0; | |
cea8975e | 880 | |
4e8acb01 | 881 | /* Set the NPAR config data after FW reset */ |
bff57d8e | 882 | for (i = 0; i < adapter->ahw->act_pci_func; i++) { |
4e8acb01 | 883 | npar = &adapter->npars[i]; |
bff57d8e SC |
884 | pci_func = npar->pci_func; |
885 | memset(&nic_info, 0, sizeof(struct qlcnic_info)); | |
886 | err = qlcnic_get_nic_info(adapter, | |
887 | &nic_info, pci_func); | |
4e8acb01 RB |
888 | if (err) |
889 | return err; | |
890 | nic_info.min_tx_bw = npar->min_bw; | |
891 | nic_info.max_tx_bw = npar->max_bw; | |
892 | err = qlcnic_set_nic_info(adapter, &nic_info); | |
893 | if (err) | |
894 | return err; | |
cea8975e | 895 | |
4e8acb01 RB |
896 | if (npar->enable_pm) { |
897 | err = qlcnic_config_port_mirroring(adapter, | |
bff57d8e SC |
898 | npar->dest_npar, 1, |
899 | pci_func); | |
4e8acb01 RB |
900 | if (err) |
901 | return err; | |
cea8975e | 902 | } |
bff57d8e | 903 | err = qlcnic_reset_eswitch_config(adapter, npar, pci_func); |
4e8acb01 RB |
904 | if (err) |
905 | return err; | |
cea8975e | 906 | } |
4e8acb01 | 907 | return 0; |
cea8975e AC |
908 | } |
909 | ||
78f84e1a AKS |
910 | static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter) |
911 | { | |
912 | u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO; | |
913 | u32 npar_state; | |
914 | ||
79788450 | 915 | if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) |
78f84e1a AKS |
916 | return 0; |
917 | ||
918 | npar_state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); | |
919 | while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) { | |
920 | msleep(1000); | |
921 | npar_state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); | |
922 | } | |
923 | if (!npar_opt_timeo) { | |
924 | dev_err(&adapter->pdev->dev, | |
925 | "Waiting for NPAR state to opertional timeout\n"); | |
926 | return -EIO; | |
927 | } | |
928 | return 0; | |
929 | } | |
930 | ||
174240a8 RB |
931 | static int |
932 | qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter) | |
933 | { | |
934 | int err; | |
935 | ||
936 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) || | |
79788450 | 937 | adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) |
174240a8 RB |
938 | return 0; |
939 | ||
940 | err = qlcnic_set_default_offload_settings(adapter); | |
941 | if (err) | |
942 | return err; | |
943 | ||
944 | err = qlcnic_reset_npar_config(adapter); | |
945 | if (err) | |
946 | return err; | |
947 | ||
948 | qlcnic_dev_set_npar_ready(adapter); | |
949 | ||
950 | return err; | |
951 | } | |
952 | ||
af19b491 AKS |
953 | static int |
954 | qlcnic_start_firmware(struct qlcnic_adapter *adapter) | |
955 | { | |
d4066833 | 956 | int err; |
af19b491 | 957 | |
aa5e18c0 SC |
958 | err = qlcnic_can_start_firmware(adapter); |
959 | if (err < 0) | |
960 | return err; | |
961 | else if (!err) | |
d4066833 | 962 | goto check_fw_status; |
af19b491 | 963 | |
099f7aa7 | 964 | if (qlcnic_load_fw_file) |
4d5bdb38 | 965 | qlcnic_request_firmware(adapter); |
8f891387 | 966 | else { |
8cfdce08 SC |
967 | err = qlcnic_check_flash_fw_ver(adapter); |
968 | if (err) | |
8f891387 | 969 | goto err_out; |
970 | ||
79788450 | 971 | adapter->ahw->fw_type = QLCNIC_FLASH_ROMIMAGE; |
8f891387 | 972 | } |
af19b491 AKS |
973 | |
974 | err = qlcnic_need_fw_reset(adapter); | |
af19b491 | 975 | if (err == 0) |
4e70812b | 976 | goto check_fw_status; |
af19b491 | 977 | |
d4066833 SC |
978 | err = qlcnic_pinit_from_rom(adapter); |
979 | if (err) | |
980 | goto err_out; | |
af19b491 AKS |
981 | |
982 | err = qlcnic_load_firmware(adapter); | |
983 | if (err) | |
984 | goto err_out; | |
985 | ||
986 | qlcnic_release_firmware(adapter); | |
d4066833 | 987 | QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION); |
af19b491 | 988 | |
d4066833 SC |
989 | check_fw_status: |
990 | err = qlcnic_check_fw_status(adapter); | |
af19b491 AKS |
991 | if (err) |
992 | goto err_out; | |
993 | ||
994 | QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY); | |
6df900e9 | 995 | qlcnic_idc_debug_info(adapter, 1); |
b18971d1 | 996 | |
0866d96d AC |
997 | err = qlcnic_check_eswitch_mode(adapter); |
998 | if (err) { | |
999 | dev_err(&adapter->pdev->dev, | |
1000 | "Memory allocation failed for eswitch\n"); | |
1001 | goto err_out; | |
1002 | } | |
174240a8 RB |
1003 | err = qlcnic_set_mgmt_operations(adapter); |
1004 | if (err) | |
1005 | goto err_out; | |
1006 | ||
1007 | qlcnic_check_options(adapter); | |
af19b491 AKS |
1008 | adapter->need_fw_reset = 0; |
1009 | ||
a7fc948f AKS |
1010 | qlcnic_release_firmware(adapter); |
1011 | return 0; | |
af19b491 AKS |
1012 | |
1013 | err_out: | |
a7fc948f AKS |
1014 | QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED); |
1015 | dev_err(&adapter->pdev->dev, "Device state set to failed\n"); | |
0866d96d | 1016 | |
af19b491 AKS |
1017 | qlcnic_release_firmware(adapter); |
1018 | return err; | |
1019 | } | |
1020 | ||
1021 | static int | |
1022 | qlcnic_request_irq(struct qlcnic_adapter *adapter) | |
1023 | { | |
1024 | irq_handler_t handler; | |
1025 | struct qlcnic_host_sds_ring *sds_ring; | |
1026 | int err, ring; | |
1027 | ||
1028 | unsigned long flags = 0; | |
1029 | struct net_device *netdev = adapter->netdev; | |
b1fc6d3c | 1030 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 | 1031 | |
79788450 | 1032 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
7eb9855d AKS |
1033 | handler = qlcnic_tmp_intr; |
1034 | if (!QLCNIC_IS_MSI_FAMILY(adapter)) | |
1035 | flags |= IRQF_SHARED; | |
1036 | ||
1037 | } else { | |
1038 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
1039 | handler = qlcnic_msix_intr; | |
1040 | else if (adapter->flags & QLCNIC_MSI_ENABLED) | |
1041 | handler = qlcnic_msi_intr; | |
1042 | else { | |
1043 | flags |= IRQF_SHARED; | |
1044 | handler = qlcnic_intr; | |
1045 | } | |
af19b491 AKS |
1046 | } |
1047 | adapter->irq = netdev->irq; | |
1048 | ||
1049 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { | |
1050 | sds_ring = &recv_ctx->sds_rings[ring]; | |
1051 | sprintf(sds_ring->name, "%s[%d]", netdev->name, ring); | |
1052 | err = request_irq(sds_ring->irq, handler, | |
1053 | flags, sds_ring->name, sds_ring); | |
1054 | if (err) | |
1055 | return err; | |
1056 | } | |
1057 | ||
1058 | return 0; | |
1059 | } | |
1060 | ||
1061 | static void | |
1062 | qlcnic_free_irq(struct qlcnic_adapter *adapter) | |
1063 | { | |
1064 | int ring; | |
1065 | struct qlcnic_host_sds_ring *sds_ring; | |
1066 | ||
b1fc6d3c | 1067 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 AKS |
1068 | |
1069 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { | |
1070 | sds_ring = &recv_ctx->sds_rings[ring]; | |
1071 | free_irq(sds_ring->irq, sds_ring); | |
1072 | } | |
1073 | } | |
1074 | ||
af19b491 AKS |
1075 | static int |
1076 | __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) | |
1077 | { | |
8a15ad1f | 1078 | int ring; |
cae82d49 RB |
1079 | u32 capab2; |
1080 | ||
8a15ad1f AKS |
1081 | struct qlcnic_host_rds_ring *rds_ring; |
1082 | ||
af19b491 AKS |
1083 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) |
1084 | return -EIO; | |
1085 | ||
8a15ad1f AKS |
1086 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
1087 | return 0; | |
0325d69b RB |
1088 | if (qlcnic_set_eswitch_port_config(adapter)) |
1089 | return -EIO; | |
8a15ad1f | 1090 | |
79788450 | 1091 | if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) { |
cae82d49 RB |
1092 | capab2 = QLCRD32(adapter, CRB_FW_CAPABILITIES_2); |
1093 | if (capab2 & QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG) | |
1094 | adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; | |
1095 | } | |
1096 | ||
8a15ad1f AKS |
1097 | if (qlcnic_fw_create_ctx(adapter)) |
1098 | return -EIO; | |
1099 | ||
1100 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { | |
b1fc6d3c AC |
1101 | rds_ring = &adapter->recv_ctx->rds_rings[ring]; |
1102 | qlcnic_post_rx_buffers(adapter, rds_ring); | |
8a15ad1f AKS |
1103 | } |
1104 | ||
af19b491 AKS |
1105 | qlcnic_set_multi(netdev); |
1106 | qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu); | |
1107 | ||
b1fc6d3c | 1108 | adapter->ahw->linkup = 0; |
af19b491 AKS |
1109 | |
1110 | if (adapter->max_sds_rings > 1) | |
1111 | qlcnic_config_rss(adapter, 1); | |
1112 | ||
1113 | qlcnic_config_intr_coalesce(adapter); | |
1114 | ||
24763d80 | 1115 | if (netdev->features & NETIF_F_LRO) |
af19b491 AKS |
1116 | qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED); |
1117 | ||
1118 | qlcnic_napi_enable(adapter); | |
1119 | ||
1120 | qlcnic_linkevent_request(adapter, 1); | |
1121 | ||
79788450 | 1122 | adapter->ahw->reset_context = 0; |
af19b491 AKS |
1123 | set_bit(__QLCNIC_DEV_UP, &adapter->state); |
1124 | return 0; | |
1125 | } | |
1126 | ||
1127 | /* Usage: During resume and firmware recovery module.*/ | |
1128 | ||
1129 | static int | |
1130 | qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) | |
1131 | { | |
1132 | int err = 0; | |
1133 | ||
1134 | rtnl_lock(); | |
1135 | if (netif_running(netdev)) | |
1136 | err = __qlcnic_up(adapter, netdev); | |
1137 | rtnl_unlock(); | |
1138 | ||
1139 | return err; | |
1140 | } | |
1141 | ||
1142 | static void | |
1143 | __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) | |
1144 | { | |
1145 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) | |
1146 | return; | |
1147 | ||
1148 | if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state)) | |
1149 | return; | |
1150 | ||
1151 | smp_mb(); | |
1152 | spin_lock(&adapter->tx_clean_lock); | |
1153 | netif_carrier_off(netdev); | |
1154 | netif_tx_disable(netdev); | |
1155 | ||
1156 | qlcnic_free_mac_list(adapter); | |
1157 | ||
b5e5492c AKS |
1158 | if (adapter->fhash.fnum) |
1159 | qlcnic_delete_lb_filters(adapter); | |
1160 | ||
af19b491 AKS |
1161 | qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE); |
1162 | ||
1163 | qlcnic_napi_disable(adapter); | |
1164 | ||
8a15ad1f | 1165 | qlcnic_fw_destroy_ctx(adapter); |
cae82d49 | 1166 | adapter->flags &= ~QLCNIC_FW_LRO_MSS_CAP; |
8a15ad1f AKS |
1167 | |
1168 | qlcnic_reset_rx_buffers_list(adapter); | |
af19b491 AKS |
1169 | qlcnic_release_tx_buffers(adapter); |
1170 | spin_unlock(&adapter->tx_clean_lock); | |
1171 | } | |
1172 | ||
1173 | /* Usage: During suspend and firmware recovery module */ | |
1174 | ||
1175 | static void | |
1176 | qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) | |
1177 | { | |
1178 | rtnl_lock(); | |
1179 | if (netif_running(netdev)) | |
1180 | __qlcnic_down(adapter, netdev); | |
1181 | rtnl_unlock(); | |
1182 | ||
1183 | } | |
1184 | ||
1185 | static int | |
1186 | qlcnic_attach(struct qlcnic_adapter *adapter) | |
1187 | { | |
1188 | struct net_device *netdev = adapter->netdev; | |
1189 | struct pci_dev *pdev = adapter->pdev; | |
8a15ad1f | 1190 | int err; |
af19b491 AKS |
1191 | |
1192 | if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) | |
1193 | return 0; | |
1194 | ||
af19b491 AKS |
1195 | err = qlcnic_napi_add(adapter, netdev); |
1196 | if (err) | |
1197 | return err; | |
1198 | ||
1199 | err = qlcnic_alloc_sw_resources(adapter); | |
1200 | if (err) { | |
1201 | dev_err(&pdev->dev, "Error in setting sw resources\n"); | |
8a15ad1f | 1202 | goto err_out_napi_del; |
af19b491 AKS |
1203 | } |
1204 | ||
1205 | err = qlcnic_alloc_hw_resources(adapter); | |
1206 | if (err) { | |
1207 | dev_err(&pdev->dev, "Error in setting hw resources\n"); | |
1208 | goto err_out_free_sw; | |
1209 | } | |
1210 | ||
af19b491 AKS |
1211 | err = qlcnic_request_irq(adapter); |
1212 | if (err) { | |
1213 | dev_err(&pdev->dev, "failed to setup interrupt\n"); | |
8a15ad1f | 1214 | goto err_out_free_hw; |
af19b491 AKS |
1215 | } |
1216 | ||
af19b491 AKS |
1217 | qlcnic_create_sysfs_entries(adapter); |
1218 | ||
1219 | adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC; | |
1220 | return 0; | |
1221 | ||
8a15ad1f | 1222 | err_out_free_hw: |
af19b491 AKS |
1223 | qlcnic_free_hw_resources(adapter); |
1224 | err_out_free_sw: | |
1225 | qlcnic_free_sw_resources(adapter); | |
8a15ad1f AKS |
1226 | err_out_napi_del: |
1227 | qlcnic_napi_del(adapter); | |
af19b491 AKS |
1228 | return err; |
1229 | } | |
1230 | ||
1231 | static void | |
1232 | qlcnic_detach(struct qlcnic_adapter *adapter) | |
1233 | { | |
1234 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) | |
1235 | return; | |
1236 | ||
1237 | qlcnic_remove_sysfs_entries(adapter); | |
1238 | ||
1239 | qlcnic_free_hw_resources(adapter); | |
1240 | qlcnic_release_rx_buffers(adapter); | |
1241 | qlcnic_free_irq(adapter); | |
1242 | qlcnic_napi_del(adapter); | |
1243 | qlcnic_free_sw_resources(adapter); | |
1244 | ||
1245 | adapter->is_up = 0; | |
1246 | } | |
1247 | ||
7eb9855d AKS |
1248 | void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings) |
1249 | { | |
1250 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
1251 | struct qlcnic_host_sds_ring *sds_ring; | |
1252 | int ring; | |
1253 | ||
78ad3892 | 1254 | clear_bit(__QLCNIC_DEV_UP, &adapter->state); |
79788450 | 1255 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
cdaff185 | 1256 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
b1fc6d3c | 1257 | sds_ring = &adapter->recv_ctx->sds_rings[ring]; |
cdaff185 AKS |
1258 | qlcnic_disable_int(sds_ring); |
1259 | } | |
7eb9855d AKS |
1260 | } |
1261 | ||
8a15ad1f AKS |
1262 | qlcnic_fw_destroy_ctx(adapter); |
1263 | ||
7eb9855d AKS |
1264 | qlcnic_detach(adapter); |
1265 | ||
79788450 | 1266 | adapter->ahw->diag_test = 0; |
7eb9855d AKS |
1267 | adapter->max_sds_rings = max_sds_rings; |
1268 | ||
1269 | if (qlcnic_attach(adapter)) | |
34ce3626 | 1270 | goto out; |
7eb9855d AKS |
1271 | |
1272 | if (netif_running(netdev)) | |
1273 | __qlcnic_up(adapter, netdev); | |
34ce3626 | 1274 | out: |
7eb9855d AKS |
1275 | netif_device_attach(netdev); |
1276 | } | |
1277 | ||
b1fc6d3c AC |
1278 | static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter) |
1279 | { | |
1280 | int err = 0; | |
1281 | adapter->ahw = kzalloc(sizeof(struct qlcnic_hardware_context), | |
1282 | GFP_KERNEL); | |
1283 | if (!adapter->ahw) { | |
1284 | dev_err(&adapter->pdev->dev, | |
1285 | "Failed to allocate recv ctx resources for adapter\n"); | |
1286 | err = -ENOMEM; | |
1287 | goto err_out; | |
1288 | } | |
1289 | adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context), | |
1290 | GFP_KERNEL); | |
1291 | if (!adapter->recv_ctx) { | |
1292 | dev_err(&adapter->pdev->dev, | |
1293 | "Failed to allocate recv ctx resources for adapter\n"); | |
1294 | kfree(adapter->ahw); | |
1295 | adapter->ahw = NULL; | |
1296 | err = -ENOMEM; | |
8816d009 | 1297 | goto err_out; |
b1fc6d3c | 1298 | } |
8816d009 AC |
1299 | /* Initialize interrupt coalesce parameters */ |
1300 | adapter->ahw->coal.flag = QLCNIC_INTR_DEFAULT; | |
1301 | adapter->ahw->coal.rx_time_us = QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US; | |
1302 | adapter->ahw->coal.rx_packets = QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS; | |
b1fc6d3c AC |
1303 | err_out: |
1304 | return err; | |
1305 | } | |
1306 | ||
1307 | static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter) | |
1308 | { | |
1309 | kfree(adapter->recv_ctx); | |
1310 | adapter->recv_ctx = NULL; | |
1311 | ||
18f2f616 AC |
1312 | if (adapter->ahw->fw_dump.tmpl_hdr) { |
1313 | vfree(adapter->ahw->fw_dump.tmpl_hdr); | |
1314 | adapter->ahw->fw_dump.tmpl_hdr = NULL; | |
1315 | } | |
b1fc6d3c AC |
1316 | kfree(adapter->ahw); |
1317 | adapter->ahw = NULL; | |
1318 | } | |
1319 | ||
7eb9855d AKS |
1320 | int qlcnic_diag_alloc_res(struct net_device *netdev, int test) |
1321 | { | |
1322 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
1323 | struct qlcnic_host_sds_ring *sds_ring; | |
8a15ad1f | 1324 | struct qlcnic_host_rds_ring *rds_ring; |
7eb9855d AKS |
1325 | int ring; |
1326 | int ret; | |
1327 | ||
1328 | netif_device_detach(netdev); | |
1329 | ||
1330 | if (netif_running(netdev)) | |
1331 | __qlcnic_down(adapter, netdev); | |
1332 | ||
1333 | qlcnic_detach(adapter); | |
1334 | ||
1335 | adapter->max_sds_rings = 1; | |
79788450 | 1336 | adapter->ahw->diag_test = test; |
7eb9855d AKS |
1337 | |
1338 | ret = qlcnic_attach(adapter); | |
34ce3626 AKS |
1339 | if (ret) { |
1340 | netif_device_attach(netdev); | |
7eb9855d | 1341 | return ret; |
34ce3626 | 1342 | } |
7eb9855d | 1343 | |
8a15ad1f AKS |
1344 | ret = qlcnic_fw_create_ctx(adapter); |
1345 | if (ret) { | |
1346 | qlcnic_detach(adapter); | |
57e46248 | 1347 | netif_device_attach(netdev); |
8a15ad1f AKS |
1348 | return ret; |
1349 | } | |
1350 | ||
1351 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { | |
b1fc6d3c AC |
1352 | rds_ring = &adapter->recv_ctx->rds_rings[ring]; |
1353 | qlcnic_post_rx_buffers(adapter, rds_ring); | |
8a15ad1f AKS |
1354 | } |
1355 | ||
79788450 | 1356 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
cdaff185 | 1357 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
b1fc6d3c | 1358 | sds_ring = &adapter->recv_ctx->sds_rings[ring]; |
cdaff185 AKS |
1359 | qlcnic_enable_int(sds_ring); |
1360 | } | |
7eb9855d | 1361 | } |
22c8c934 | 1362 | |
79788450 | 1363 | if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) { |
22c8c934 SC |
1364 | adapter->ahw->loopback_state = 0; |
1365 | qlcnic_linkevent_request(adapter, 1); | |
1366 | } | |
1367 | ||
78ad3892 | 1368 | set_bit(__QLCNIC_DEV_UP, &adapter->state); |
7eb9855d AKS |
1369 | |
1370 | return 0; | |
1371 | } | |
1372 | ||
68bf1c68 AKS |
1373 | /* Reset context in hardware only */ |
1374 | static int | |
1375 | qlcnic_reset_hw_context(struct qlcnic_adapter *adapter) | |
1376 | { | |
1377 | struct net_device *netdev = adapter->netdev; | |
1378 | ||
1379 | if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
1380 | return -EBUSY; | |
1381 | ||
1382 | netif_device_detach(netdev); | |
1383 | ||
1384 | qlcnic_down(adapter, netdev); | |
1385 | ||
1386 | qlcnic_up(adapter, netdev); | |
1387 | ||
1388 | netif_device_attach(netdev); | |
1389 | ||
1390 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
1391 | return 0; | |
1392 | } | |
1393 | ||
af19b491 AKS |
1394 | int |
1395 | qlcnic_reset_context(struct qlcnic_adapter *adapter) | |
1396 | { | |
1397 | int err = 0; | |
1398 | struct net_device *netdev = adapter->netdev; | |
1399 | ||
1400 | if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
1401 | return -EBUSY; | |
1402 | ||
1403 | if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) { | |
1404 | ||
1405 | netif_device_detach(netdev); | |
1406 | ||
1407 | if (netif_running(netdev)) | |
1408 | __qlcnic_down(adapter, netdev); | |
1409 | ||
1410 | qlcnic_detach(adapter); | |
1411 | ||
1412 | if (netif_running(netdev)) { | |
1413 | err = qlcnic_attach(adapter); | |
1d5c88e3 | 1414 | if (!err) { |
34ce3626 | 1415 | __qlcnic_up(adapter, netdev); |
1d5c88e3 AC |
1416 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
1417 | } | |
af19b491 AKS |
1418 | } |
1419 | ||
1420 | netif_device_attach(netdev); | |
1421 | } | |
1422 | ||
af19b491 AKS |
1423 | clear_bit(__QLCNIC_RESETTING, &adapter->state); |
1424 | return err; | |
1425 | } | |
1426 | ||
1427 | static int | |
5ad6ff9d SC |
1428 | qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev, |
1429 | int pci_using_dac) | |
af19b491 AKS |
1430 | { |
1431 | int err; | |
1432 | struct pci_dev *pdev = adapter->pdev; | |
1433 | ||
79788450 SC |
1434 | adapter->ahw->mc_enabled = 0; |
1435 | adapter->ahw->max_mc_count = 38; | |
af19b491 AKS |
1436 | |
1437 | netdev->netdev_ops = &qlcnic_netdev_ops; | |
ef71ff83 | 1438 | netdev->watchdog_timeo = 5*HZ; |
af19b491 AKS |
1439 | |
1440 | qlcnic_change_mtu(netdev, netdev->mtu); | |
1441 | ||
1442 | SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_ops); | |
1443 | ||
135d84a9 MM |
1444 | netdev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | |
1445 | NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM; | |
ac8d0c4f | 1446 | |
79788450 | 1447 | if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_TSO) |
135d84a9 | 1448 | netdev->hw_features |= NETIF_F_TSO | NETIF_F_TSO6; |
5ad6ff9d | 1449 | if (pci_using_dac == 1) |
135d84a9 | 1450 | netdev->hw_features |= NETIF_F_HIGHDMA; |
af19b491 | 1451 | |
135d84a9 | 1452 | netdev->vlan_features = netdev->hw_features; |
af19b491 | 1453 | |
79788450 | 1454 | if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX) |
135d84a9 | 1455 | netdev->hw_features |= NETIF_F_HW_VLAN_TX; |
79788450 | 1456 | if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO) |
135d84a9 MM |
1457 | netdev->hw_features |= NETIF_F_LRO; |
1458 | ||
1459 | netdev->features |= netdev->hw_features | | |
1460 | NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_FILTER; | |
1461 | ||
af19b491 AKS |
1462 | netdev->irq = adapter->msix_entries[0].vector; |
1463 | ||
af19b491 AKS |
1464 | err = register_netdev(netdev); |
1465 | if (err) { | |
1466 | dev_err(&pdev->dev, "failed to register net device\n"); | |
1467 | return err; | |
1468 | } | |
1469 | ||
1470 | return 0; | |
1471 | } | |
1472 | ||
5ad6ff9d | 1473 | static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac) |
1bb09fb9 AKS |
1474 | { |
1475 | if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && | |
1476 | !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64))) | |
1477 | *pci_using_dac = 1; | |
1478 | else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) && | |
1479 | !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) | |
1480 | *pci_using_dac = 0; | |
1481 | else { | |
1482 | dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n"); | |
1483 | return -EIO; | |
1484 | } | |
1485 | ||
1486 | return 0; | |
1487 | } | |
1488 | ||
f94bc1e7 SC |
1489 | static int |
1490 | qlcnic_alloc_msix_entries(struct qlcnic_adapter *adapter, u16 count) | |
1491 | { | |
1492 | adapter->msix_entries = kcalloc(count, sizeof(struct msix_entry), | |
1493 | GFP_KERNEL); | |
1494 | ||
1495 | if (adapter->msix_entries) | |
1496 | return 0; | |
1497 | ||
1498 | dev_err(&adapter->pdev->dev, "failed allocating msix_entries\n"); | |
1499 | return -ENOMEM; | |
1500 | } | |
1501 | ||
6bb58bb0 | 1502 | static int |
af19b491 AKS |
1503 | qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) |
1504 | { | |
1505 | struct net_device *netdev = NULL; | |
1506 | struct qlcnic_adapter *adapter = NULL; | |
5ad6ff9d | 1507 | int err, pci_using_dac = -1; |
af19b491 | 1508 | uint8_t revision_id; |
22999798 | 1509 | char board_name[QLCNIC_MAX_BOARD_NAME_LEN]; |
af19b491 AKS |
1510 | |
1511 | err = pci_enable_device(pdev); | |
1512 | if (err) | |
1513 | return err; | |
1514 | ||
1515 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
1516 | err = -ENODEV; | |
1517 | goto err_out_disable_pdev; | |
1518 | } | |
1519 | ||
1bb09fb9 AKS |
1520 | err = qlcnic_set_dma_mask(pdev, &pci_using_dac); |
1521 | if (err) | |
1522 | goto err_out_disable_pdev; | |
1523 | ||
af19b491 AKS |
1524 | err = pci_request_regions(pdev, qlcnic_driver_name); |
1525 | if (err) | |
1526 | goto err_out_disable_pdev; | |
1527 | ||
1528 | pci_set_master(pdev); | |
451724c8 | 1529 | pci_enable_pcie_error_reporting(pdev); |
af19b491 AKS |
1530 | |
1531 | netdev = alloc_etherdev(sizeof(struct qlcnic_adapter)); | |
1532 | if (!netdev) { | |
af19b491 AKS |
1533 | err = -ENOMEM; |
1534 | goto err_out_free_res; | |
1535 | } | |
1536 | ||
1537 | SET_NETDEV_DEV(netdev, &pdev->dev); | |
1538 | ||
1539 | adapter = netdev_priv(netdev); | |
1540 | adapter->netdev = netdev; | |
1541 | adapter->pdev = pdev; | |
af19b491 | 1542 | |
2dfc9671 PST |
1543 | err = qlcnic_alloc_adapter_resources(adapter); |
1544 | if (err) | |
b1fc6d3c AC |
1545 | goto err_out_free_netdev; |
1546 | ||
1547 | adapter->dev_rst_time = jiffies; | |
af19b491 | 1548 | revision_id = pdev->revision; |
b1fc6d3c | 1549 | adapter->ahw->revision_id = revision_id; |
e5dcf6dc | 1550 | adapter->mac_learn = qlcnic_mac_learn; |
af19b491 | 1551 | |
b1fc6d3c AC |
1552 | rwlock_init(&adapter->ahw->crb_lock); |
1553 | mutex_init(&adapter->ahw->mem_lock); | |
af19b491 AKS |
1554 | |
1555 | spin_lock_init(&adapter->tx_clean_lock); | |
1556 | INIT_LIST_HEAD(&adapter->mac_list); | |
1557 | ||
15087c2b | 1558 | err = qlcnic_setup_pci_map(pdev, adapter->ahw); |
af19b491 | 1559 | if (err) |
b1fc6d3c | 1560 | goto err_out_free_hw; |
15087c2b | 1561 | qlcnic_check_vf(adapter); |
af19b491 AKS |
1562 | |
1563 | /* This will be reset for mezz cards */ | |
b1fc6d3c | 1564 | adapter->portnum = adapter->ahw->pci_func; |
af19b491 AKS |
1565 | |
1566 | err = qlcnic_get_board_info(adapter); | |
1567 | if (err) { | |
1568 | dev_err(&pdev->dev, "Error getting board config info.\n"); | |
1569 | goto err_out_iounmap; | |
1570 | } | |
1571 | ||
8cfdce08 SC |
1572 | err = qlcnic_setup_idc_param(adapter); |
1573 | if (err) | |
b3a24649 | 1574 | goto err_out_iounmap; |
af19b491 | 1575 | |
1dc0f3c5 | 1576 | adapter->flags |= QLCNIC_NEED_FLR; |
b0044bcf | 1577 | |
9f26f547 | 1578 | err = adapter->nic_ops->start_firmware(adapter); |
a7fc948f | 1579 | if (err) { |
b43e5ee7 SC |
1580 | dev_err(&pdev->dev, "Loading fw failed. Please Reboot\n" |
1581 | "\t\tIf reboot doesn't help, try flashing the card\n"); | |
1582 | goto err_out_maintenance_mode; | |
a7fc948f | 1583 | } |
af19b491 | 1584 | |
da48e6c3 RB |
1585 | if (qlcnic_read_mac_addr(adapter)) |
1586 | dev_warn(&pdev->dev, "failed to read mac addr\n"); | |
1587 | ||
1588 | if (adapter->portnum == 0) { | |
22999798 | 1589 | qlcnic_get_board_name(adapter, board_name); |
da48e6c3 | 1590 | pr_info("%s: %s Board Chip rev 0x%x\n", |
22999798 SC |
1591 | module_name(THIS_MODULE), |
1592 | board_name, adapter->ahw->revision_id); | |
da48e6c3 RB |
1593 | } |
1594 | ||
af19b491 AKS |
1595 | qlcnic_clear_stats(adapter); |
1596 | ||
79788450 | 1597 | err = qlcnic_alloc_msix_entries(adapter, adapter->ahw->max_rx_ques); |
f94bc1e7 SC |
1598 | if (err) |
1599 | goto err_out_decr_ref; | |
1600 | ||
af19b491 AKS |
1601 | qlcnic_setup_intr(adapter); |
1602 | ||
1bb09fb9 | 1603 | err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac); |
af19b491 AKS |
1604 | if (err) |
1605 | goto err_out_disable_msi; | |
1606 | ||
1607 | pci_set_drvdata(pdev, adapter); | |
1608 | ||
97ee45eb SC |
1609 | if (qlcnic_82xx_check(adapter)) |
1610 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, | |
1611 | FW_POLL_DELAY); | |
af19b491 | 1612 | |
b1fc6d3c | 1613 | switch (adapter->ahw->port_type) { |
af19b491 AKS |
1614 | case QLCNIC_GBE: |
1615 | dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n", | |
1616 | adapter->netdev->name); | |
1617 | break; | |
1618 | case QLCNIC_XGBE: | |
1619 | dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n", | |
1620 | adapter->netdev->name); | |
1621 | break; | |
1622 | } | |
1623 | ||
e5dcf6dc SC |
1624 | if (adapter->mac_learn) |
1625 | qlcnic_alloc_lb_filters_mem(adapter); | |
1626 | ||
af19b491 AKS |
1627 | qlcnic_create_diag_entries(adapter); |
1628 | ||
1629 | return 0; | |
1630 | ||
1631 | err_out_disable_msi: | |
1632 | qlcnic_teardown_intr(adapter); | |
f94bc1e7 | 1633 | kfree(adapter->msix_entries); |
af19b491 AKS |
1634 | |
1635 | err_out_decr_ref: | |
21854f02 | 1636 | qlcnic_clr_all_drv_state(adapter, 0); |
af19b491 AKS |
1637 | |
1638 | err_out_iounmap: | |
1639 | qlcnic_cleanup_pci_map(adapter); | |
1640 | ||
b1fc6d3c AC |
1641 | err_out_free_hw: |
1642 | qlcnic_free_adapter_resources(adapter); | |
1643 | ||
af19b491 AKS |
1644 | err_out_free_netdev: |
1645 | free_netdev(netdev); | |
1646 | ||
1647 | err_out_free_res: | |
1648 | pci_release_regions(pdev); | |
1649 | ||
1650 | err_out_disable_pdev: | |
1651 | pci_set_drvdata(pdev, NULL); | |
1652 | pci_disable_device(pdev); | |
1653 | return err; | |
b43e5ee7 SC |
1654 | |
1655 | err_out_maintenance_mode: | |
1656 | netdev->netdev_ops = &qlcnic_netdev_failed_ops; | |
1657 | SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_failed_ops); | |
1658 | err = register_netdev(netdev); | |
1659 | if (err) { | |
1660 | dev_err(&pdev->dev, "failed to register net device\n"); | |
1661 | goto err_out_decr_ref; | |
1662 | } | |
1663 | pci_set_drvdata(pdev, adapter); | |
1664 | qlcnic_create_diag_entries(adapter); | |
1665 | return 0; | |
af19b491 AKS |
1666 | } |
1667 | ||
6bb58bb0 | 1668 | static void qlcnic_remove(struct pci_dev *pdev) |
af19b491 AKS |
1669 | { |
1670 | struct qlcnic_adapter *adapter; | |
1671 | struct net_device *netdev; | |
1672 | ||
1673 | adapter = pci_get_drvdata(pdev); | |
1674 | if (adapter == NULL) | |
1675 | return; | |
1676 | ||
1677 | netdev = adapter->netdev; | |
1678 | ||
1679 | qlcnic_cancel_fw_work(adapter); | |
1680 | ||
1681 | unregister_netdev(netdev); | |
1682 | ||
af19b491 AKS |
1683 | qlcnic_detach(adapter); |
1684 | ||
2e9d722d AC |
1685 | if (adapter->npars != NULL) |
1686 | kfree(adapter->npars); | |
1687 | if (adapter->eswitch != NULL) | |
1688 | kfree(adapter->eswitch); | |
1689 | ||
97ee45eb SC |
1690 | if (qlcnic_82xx_check(adapter)) |
1691 | qlcnic_clr_all_drv_state(adapter, 0); | |
af19b491 AKS |
1692 | |
1693 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
1694 | ||
b5e5492c AKS |
1695 | qlcnic_free_lb_filters_mem(adapter); |
1696 | ||
af19b491 | 1697 | qlcnic_teardown_intr(adapter); |
f94bc1e7 | 1698 | kfree(adapter->msix_entries); |
af19b491 AKS |
1699 | |
1700 | qlcnic_remove_diag_entries(adapter); | |
1701 | ||
1702 | qlcnic_cleanup_pci_map(adapter); | |
1703 | ||
1704 | qlcnic_release_firmware(adapter); | |
1705 | ||
451724c8 | 1706 | pci_disable_pcie_error_reporting(pdev); |
af19b491 AKS |
1707 | pci_release_regions(pdev); |
1708 | pci_disable_device(pdev); | |
1709 | pci_set_drvdata(pdev, NULL); | |
1710 | ||
b1fc6d3c | 1711 | qlcnic_free_adapter_resources(adapter); |
af19b491 AKS |
1712 | free_netdev(netdev); |
1713 | } | |
1714 | static int __qlcnic_shutdown(struct pci_dev *pdev) | |
1715 | { | |
1716 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
1717 | struct net_device *netdev = adapter->netdev; | |
1718 | int retval; | |
1719 | ||
1720 | netif_device_detach(netdev); | |
1721 | ||
1722 | qlcnic_cancel_fw_work(adapter); | |
1723 | ||
1724 | if (netif_running(netdev)) | |
1725 | qlcnic_down(adapter, netdev); | |
1726 | ||
97ee45eb SC |
1727 | if (qlcnic_82xx_check(adapter)) |
1728 | qlcnic_clr_all_drv_state(adapter, 0); | |
af19b491 AKS |
1729 | |
1730 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
1731 | ||
1732 | retval = pci_save_state(pdev); | |
1733 | if (retval) | |
1734 | return retval; | |
1735 | ||
97ee45eb SC |
1736 | if (qlcnic_82xx_check(adapter)) { |
1737 | if (qlcnic_wol_supported(adapter)) { | |
1738 | pci_enable_wake(pdev, PCI_D3cold, 1); | |
1739 | pci_enable_wake(pdev, PCI_D3hot, 1); | |
1740 | } | |
af19b491 AKS |
1741 | } |
1742 | ||
1743 | return 0; | |
1744 | } | |
1745 | ||
1746 | static void qlcnic_shutdown(struct pci_dev *pdev) | |
1747 | { | |
1748 | if (__qlcnic_shutdown(pdev)) | |
1749 | return; | |
1750 | ||
1751 | pci_disable_device(pdev); | |
1752 | } | |
1753 | ||
1754 | #ifdef CONFIG_PM | |
1755 | static int | |
1756 | qlcnic_suspend(struct pci_dev *pdev, pm_message_t state) | |
1757 | { | |
1758 | int retval; | |
1759 | ||
1760 | retval = __qlcnic_shutdown(pdev); | |
1761 | if (retval) | |
1762 | return retval; | |
1763 | ||
1764 | pci_set_power_state(pdev, pci_choose_state(pdev, state)); | |
1765 | return 0; | |
1766 | } | |
1767 | ||
1768 | static int | |
1769 | qlcnic_resume(struct pci_dev *pdev) | |
1770 | { | |
1771 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
1772 | struct net_device *netdev = adapter->netdev; | |
1773 | int err; | |
1774 | ||
1775 | err = pci_enable_device(pdev); | |
1776 | if (err) | |
1777 | return err; | |
1778 | ||
1779 | pci_set_power_state(pdev, PCI_D0); | |
1780 | pci_set_master(pdev); | |
1781 | pci_restore_state(pdev); | |
1782 | ||
9f26f547 | 1783 | err = adapter->nic_ops->start_firmware(adapter); |
af19b491 AKS |
1784 | if (err) { |
1785 | dev_err(&pdev->dev, "failed to start firmware\n"); | |
1786 | return err; | |
1787 | } | |
1788 | ||
1789 | if (netif_running(netdev)) { | |
af19b491 AKS |
1790 | err = qlcnic_up(adapter, netdev); |
1791 | if (err) | |
52486a3a | 1792 | goto done; |
af19b491 | 1793 | |
aec1e845 | 1794 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
af19b491 | 1795 | } |
52486a3a | 1796 | done: |
af19b491 AKS |
1797 | netif_device_attach(netdev); |
1798 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); | |
1799 | return 0; | |
af19b491 AKS |
1800 | } |
1801 | #endif | |
1802 | ||
1803 | static int qlcnic_open(struct net_device *netdev) | |
1804 | { | |
1805 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
b43e5ee7 | 1806 | u32 state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); |
af19b491 AKS |
1807 | int err; |
1808 | ||
b43e5ee7 SC |
1809 | if (state == QLCNIC_DEV_FAILED || (state == QLCNIC_DEV_BADBAD)) { |
1810 | netdev_err(netdev, "Device in FAILED state\n"); | |
1811 | return -EIO; | |
1812 | } | |
1813 | ||
c55ad8e5 AKS |
1814 | netif_carrier_off(netdev); |
1815 | ||
af19b491 AKS |
1816 | err = qlcnic_attach(adapter); |
1817 | if (err) | |
1818 | return err; | |
1819 | ||
1820 | err = __qlcnic_up(adapter, netdev); | |
1821 | if (err) | |
1822 | goto err_out; | |
1823 | ||
1824 | netif_start_queue(netdev); | |
1825 | ||
1826 | return 0; | |
1827 | ||
1828 | err_out: | |
1829 | qlcnic_detach(adapter); | |
1830 | return err; | |
1831 | } | |
1832 | ||
1833 | /* | |
1834 | * qlcnic_close - Disables a network interface entry point | |
1835 | */ | |
1836 | static int qlcnic_close(struct net_device *netdev) | |
1837 | { | |
1838 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
1839 | ||
1840 | __qlcnic_down(adapter, netdev); | |
1841 | return 0; | |
1842 | } | |
1843 | ||
e5dcf6dc | 1844 | void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter) |
b5e5492c AKS |
1845 | { |
1846 | void *head; | |
1847 | int i; | |
1848 | ||
e5dcf6dc | 1849 | if (adapter->fhash.fmax && adapter->fhash.fhead) |
b5e5492c AKS |
1850 | return; |
1851 | ||
1852 | spin_lock_init(&adapter->mac_learn_lock); | |
1853 | ||
1854 | head = kcalloc(QLCNIC_LB_MAX_FILTERS, sizeof(struct hlist_head), | |
1855 | GFP_KERNEL); | |
1856 | if (!head) | |
1857 | return; | |
1858 | ||
1859 | adapter->fhash.fmax = QLCNIC_LB_MAX_FILTERS; | |
43d620c8 | 1860 | adapter->fhash.fhead = head; |
b5e5492c AKS |
1861 | |
1862 | for (i = 0; i < adapter->fhash.fmax; i++) | |
1863 | INIT_HLIST_HEAD(&adapter->fhash.fhead[i]); | |
1864 | } | |
1865 | ||
1866 | static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter) | |
1867 | { | |
1868 | if (adapter->fhash.fmax && adapter->fhash.fhead) | |
1869 | kfree(adapter->fhash.fhead); | |
1870 | ||
1871 | adapter->fhash.fhead = NULL; | |
1872 | adapter->fhash.fmax = 0; | |
1873 | } | |
1874 | ||
af19b491 AKS |
1875 | static int qlcnic_check_temp(struct qlcnic_adapter *adapter) |
1876 | { | |
1877 | struct net_device *netdev = adapter->netdev; | |
97ee45eb | 1878 | u32 temp_state, temp_val, temp = 0; |
af19b491 AKS |
1879 | int rv = 0; |
1880 | ||
97ee45eb SC |
1881 | if (qlcnic_82xx_check(adapter)) |
1882 | temp = QLCRD32(adapter, CRB_TEMP_STATE); | |
af19b491 AKS |
1883 | |
1884 | temp_state = qlcnic_get_temp_state(temp); | |
1885 | temp_val = qlcnic_get_temp_val(temp); | |
1886 | ||
1887 | if (temp_state == QLCNIC_TEMP_PANIC) { | |
1888 | dev_err(&netdev->dev, | |
1889 | "Device temperature %d degrees C exceeds" | |
1890 | " maximum allowed. Hardware has been shut down.\n", | |
1891 | temp_val); | |
1892 | rv = 1; | |
1893 | } else if (temp_state == QLCNIC_TEMP_WARN) { | |
79788450 | 1894 | if (adapter->ahw->temp == QLCNIC_TEMP_NORMAL) { |
af19b491 AKS |
1895 | dev_err(&netdev->dev, |
1896 | "Device temperature %d degrees C " | |
1897 | "exceeds operating range." | |
1898 | " Immediate action needed.\n", | |
1899 | temp_val); | |
1900 | } | |
1901 | } else { | |
79788450 | 1902 | if (adapter->ahw->temp == QLCNIC_TEMP_WARN) { |
af19b491 AKS |
1903 | dev_info(&netdev->dev, |
1904 | "Device temperature is now %d degrees C" | |
1905 | " in normal range.\n", temp_val); | |
1906 | } | |
1907 | } | |
79788450 | 1908 | adapter->ahw->temp = temp_state; |
af19b491 AKS |
1909 | return rv; |
1910 | } | |
1911 | ||
af19b491 AKS |
1912 | static void qlcnic_tx_timeout(struct net_device *netdev) |
1913 | { | |
1914 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
1915 | ||
1916 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) | |
1917 | return; | |
1918 | ||
1919 | dev_err(&netdev->dev, "transmit timeout, resetting.\n"); | |
af19b491 AKS |
1920 | |
1921 | if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS) | |
68bf1c68 AKS |
1922 | adapter->need_fw_reset = 1; |
1923 | else | |
79788450 | 1924 | adapter->ahw->reset_context = 1; |
af19b491 AKS |
1925 | } |
1926 | ||
1927 | static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev) | |
1928 | { | |
1929 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
1930 | struct net_device_stats *stats = &netdev->stats; | |
1931 | ||
af19b491 AKS |
1932 | stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts; |
1933 | stats->tx_packets = adapter->stats.xmitfinished; | |
7e382594 | 1934 | stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes; |
af19b491 AKS |
1935 | stats->tx_bytes = adapter->stats.txbytes; |
1936 | stats->rx_dropped = adapter->stats.rxdropped; | |
1937 | stats->tx_dropped = adapter->stats.txdropped; | |
1938 | ||
1939 | return stats; | |
1940 | } | |
1941 | ||
7eb9855d | 1942 | static irqreturn_t qlcnic_clear_legacy_intr(struct qlcnic_adapter *adapter) |
af19b491 | 1943 | { |
af19b491 AKS |
1944 | u32 status; |
1945 | ||
1946 | status = readl(adapter->isr_int_vec); | |
1947 | ||
79788450 | 1948 | if (!(status & adapter->ahw->int_vec_bit)) |
af19b491 AKS |
1949 | return IRQ_NONE; |
1950 | ||
1951 | /* check interrupt state machine, to be sure */ | |
1952 | status = readl(adapter->crb_int_state_reg); | |
1953 | if (!ISR_LEGACY_INT_TRIGGERED(status)) | |
1954 | return IRQ_NONE; | |
1955 | ||
1956 | writel(0xffffffff, adapter->tgt_status_reg); | |
1957 | /* read twice to ensure write is flushed */ | |
1958 | readl(adapter->isr_int_vec); | |
1959 | readl(adapter->isr_int_vec); | |
1960 | ||
7eb9855d AKS |
1961 | return IRQ_HANDLED; |
1962 | } | |
1963 | ||
1964 | static irqreturn_t qlcnic_tmp_intr(int irq, void *data) | |
1965 | { | |
1966 | struct qlcnic_host_sds_ring *sds_ring = data; | |
1967 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
1968 | ||
1969 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
1970 | goto done; | |
1971 | else if (adapter->flags & QLCNIC_MSI_ENABLED) { | |
1972 | writel(0xffffffff, adapter->tgt_status_reg); | |
1973 | goto done; | |
1974 | } | |
1975 | ||
1976 | if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) | |
1977 | return IRQ_NONE; | |
1978 | ||
1979 | done: | |
79788450 | 1980 | adapter->ahw->diag_cnt++; |
7eb9855d AKS |
1981 | qlcnic_enable_int(sds_ring); |
1982 | return IRQ_HANDLED; | |
1983 | } | |
1984 | ||
1985 | static irqreturn_t qlcnic_intr(int irq, void *data) | |
1986 | { | |
1987 | struct qlcnic_host_sds_ring *sds_ring = data; | |
1988 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
1989 | ||
1990 | if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) | |
1991 | return IRQ_NONE; | |
1992 | ||
af19b491 AKS |
1993 | napi_schedule(&sds_ring->napi); |
1994 | ||
1995 | return IRQ_HANDLED; | |
1996 | } | |
1997 | ||
1998 | static irqreturn_t qlcnic_msi_intr(int irq, void *data) | |
1999 | { | |
2000 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2001 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
2002 | ||
2003 | /* clear interrupt */ | |
2004 | writel(0xffffffff, adapter->tgt_status_reg); | |
2005 | ||
2006 | napi_schedule(&sds_ring->napi); | |
2007 | return IRQ_HANDLED; | |
2008 | } | |
2009 | ||
2010 | static irqreturn_t qlcnic_msix_intr(int irq, void *data) | |
2011 | { | |
2012 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2013 | ||
2014 | napi_schedule(&sds_ring->napi); | |
2015 | return IRQ_HANDLED; | |
2016 | } | |
2017 | ||
af19b491 AKS |
2018 | #ifdef CONFIG_NET_POLL_CONTROLLER |
2019 | static void qlcnic_poll_controller(struct net_device *netdev) | |
2020 | { | |
bf82791e YL |
2021 | int ring; |
2022 | struct qlcnic_host_sds_ring *sds_ring; | |
af19b491 | 2023 | struct qlcnic_adapter *adapter = netdev_priv(netdev); |
b1fc6d3c | 2024 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
bf82791e | 2025 | |
af19b491 | 2026 | disable_irq(adapter->irq); |
bf82791e YL |
2027 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
2028 | sds_ring = &recv_ctx->sds_rings[ring]; | |
2029 | qlcnic_intr(adapter->irq, sds_ring); | |
2030 | } | |
af19b491 AKS |
2031 | enable_irq(adapter->irq); |
2032 | } | |
2033 | #endif | |
2034 | ||
6df900e9 SC |
2035 | static void |
2036 | qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding) | |
2037 | { | |
2038 | u32 val; | |
2039 | ||
2040 | val = adapter->portnum & 0xf; | |
2041 | val |= encoding << 7; | |
2042 | val |= (jiffies - adapter->dev_rst_time) << 8; | |
2043 | ||
2044 | QLCWR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val); | |
2045 | adapter->dev_rst_time = jiffies; | |
2046 | } | |
2047 | ||
ade91f8e AKS |
2048 | static int |
2049 | qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state) | |
af19b491 AKS |
2050 | { |
2051 | u32 val; | |
2052 | ||
2053 | WARN_ON(state != QLCNIC_DEV_NEED_RESET && | |
2054 | state != QLCNIC_DEV_NEED_QUISCENT); | |
2055 | ||
2056 | if (qlcnic_api_lock(adapter)) | |
ade91f8e | 2057 | return -EIO; |
af19b491 AKS |
2058 | |
2059 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); | |
2060 | ||
2061 | if (state == QLCNIC_DEV_NEED_RESET) | |
6d2a4724 | 2062 | QLC_DEV_SET_RST_RDY(val, adapter->portnum); |
af19b491 | 2063 | else if (state == QLCNIC_DEV_NEED_QUISCENT) |
6d2a4724 | 2064 | QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum); |
af19b491 AKS |
2065 | |
2066 | QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); | |
2067 | ||
2068 | qlcnic_api_unlock(adapter); | |
ade91f8e AKS |
2069 | |
2070 | return 0; | |
af19b491 AKS |
2071 | } |
2072 | ||
1b95a839 AKS |
2073 | static int |
2074 | qlcnic_clr_drv_state(struct qlcnic_adapter *adapter) | |
2075 | { | |
2076 | u32 val; | |
2077 | ||
2078 | if (qlcnic_api_lock(adapter)) | |
2079 | return -EBUSY; | |
2080 | ||
2081 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); | |
6d2a4724 | 2082 | QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); |
1b95a839 AKS |
2083 | QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
2084 | ||
2085 | qlcnic_api_unlock(adapter); | |
2086 | ||
2087 | return 0; | |
2088 | } | |
2089 | ||
af19b491 | 2090 | static void |
21854f02 | 2091 | qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed) |
af19b491 AKS |
2092 | { |
2093 | u32 val; | |
2094 | ||
2095 | if (qlcnic_api_lock(adapter)) | |
2096 | goto err; | |
2097 | ||
31018e06 | 2098 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
6d2a4724 | 2099 | QLC_DEV_CLR_REF_CNT(val, adapter->portnum); |
31018e06 | 2100 | QLCWR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); |
af19b491 | 2101 | |
21854f02 AKS |
2102 | if (failed) { |
2103 | QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED); | |
2104 | dev_info(&adapter->pdev->dev, | |
2105 | "Device state set to Failed. Please Reboot\n"); | |
2106 | } else if (!(val & 0x11111111)) | |
af19b491 AKS |
2107 | QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_COLD); |
2108 | ||
2109 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); | |
6d2a4724 | 2110 | QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); |
af19b491 AKS |
2111 | QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
2112 | ||
2113 | qlcnic_api_unlock(adapter); | |
2114 | err: | |
2115 | adapter->fw_fail_cnt = 0; | |
032a13c7 | 2116 | adapter->flags &= ~QLCNIC_FW_HANG; |
af19b491 AKS |
2117 | clear_bit(__QLCNIC_START_FW, &adapter->state); |
2118 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
2119 | } | |
2120 | ||
f73dfc50 | 2121 | /* Grab api lock, before checking state */ |
af19b491 AKS |
2122 | static int |
2123 | qlcnic_check_drv_state(struct qlcnic_adapter *adapter) | |
2124 | { | |
602ca6f0 | 2125 | int act, state, active_mask; |
af19b491 AKS |
2126 | |
2127 | state = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); | |
31018e06 | 2128 | act = QLCRD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
af19b491 | 2129 | |
602ca6f0 SV |
2130 | if (adapter->flags & QLCNIC_FW_RESET_OWNER) { |
2131 | active_mask = (~(1 << (adapter->ahw->pci_func * 4))); | |
2132 | act = act & active_mask; | |
2133 | } | |
2134 | ||
af19b491 AKS |
2135 | if (((state & 0x11111111) == (act & 0x11111111)) || |
2136 | ((act & 0x11111111) == ((state >> 1) & 0x11111111))) | |
2137 | return 0; | |
2138 | else | |
2139 | return 1; | |
2140 | } | |
2141 | ||
96f8118c SC |
2142 | static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter) |
2143 | { | |
2144 | u32 val = QLCRD32(adapter, QLCNIC_CRB_DRV_IDC_VER); | |
2145 | ||
2146 | if (val != QLCNIC_DRV_IDC_VER) { | |
2147 | dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's" | |
2148 | " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val); | |
2149 | } | |
2150 | ||
2151 | return 0; | |
2152 | } | |
2153 | ||
af19b491 AKS |
2154 | static int |
2155 | qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) | |
2156 | { | |
2157 | u32 val, prev_state; | |
aa5e18c0 | 2158 | u8 dev_init_timeo = adapter->dev_init_timeo; |
6d2a4724 | 2159 | u8 portnum = adapter->portnum; |
96f8118c | 2160 | u8 ret; |
af19b491 | 2161 | |
f73dfc50 AKS |
2162 | if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state)) |
2163 | return 1; | |
2164 | ||
af19b491 AKS |
2165 | if (qlcnic_api_lock(adapter)) |
2166 | return -1; | |
2167 | ||
31018e06 | 2168 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
6d2a4724 AKS |
2169 | if (!(val & (1 << (portnum * 4)))) { |
2170 | QLC_DEV_SET_REF_CNT(val, portnum); | |
31018e06 | 2171 | QLCWR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); |
af19b491 AKS |
2172 | } |
2173 | ||
2174 | prev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); | |
65b5b420 | 2175 | QLCDB(adapter, HW, "Device state = %u\n", prev_state); |
af19b491 AKS |
2176 | |
2177 | switch (prev_state) { | |
2178 | case QLCNIC_DEV_COLD: | |
bbd8c6a4 | 2179 | QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_INITIALIZING); |
96f8118c | 2180 | QLCWR32(adapter, QLCNIC_CRB_DRV_IDC_VER, QLCNIC_DRV_IDC_VER); |
6df900e9 | 2181 | qlcnic_idc_debug_info(adapter, 0); |
af19b491 AKS |
2182 | qlcnic_api_unlock(adapter); |
2183 | return 1; | |
2184 | ||
2185 | case QLCNIC_DEV_READY: | |
96f8118c | 2186 | ret = qlcnic_check_idc_ver(adapter); |
af19b491 | 2187 | qlcnic_api_unlock(adapter); |
96f8118c | 2188 | return ret; |
af19b491 AKS |
2189 | |
2190 | case QLCNIC_DEV_NEED_RESET: | |
2191 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); | |
6d2a4724 | 2192 | QLC_DEV_SET_RST_RDY(val, portnum); |
af19b491 AKS |
2193 | QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
2194 | break; | |
2195 | ||
2196 | case QLCNIC_DEV_NEED_QUISCENT: | |
2197 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); | |
6d2a4724 | 2198 | QLC_DEV_SET_QSCNT_RDY(val, portnum); |
af19b491 AKS |
2199 | QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
2200 | break; | |
2201 | ||
2202 | case QLCNIC_DEV_FAILED: | |
a7fc948f | 2203 | dev_err(&adapter->pdev->dev, "Device in failed state.\n"); |
af19b491 AKS |
2204 | qlcnic_api_unlock(adapter); |
2205 | return -1; | |
bbd8c6a4 AKS |
2206 | |
2207 | case QLCNIC_DEV_INITIALIZING: | |
2208 | case QLCNIC_DEV_QUISCENT: | |
2209 | break; | |
af19b491 AKS |
2210 | } |
2211 | ||
2212 | qlcnic_api_unlock(adapter); | |
aa5e18c0 SC |
2213 | |
2214 | do { | |
af19b491 | 2215 | msleep(1000); |
a5e463d0 SC |
2216 | prev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); |
2217 | ||
2218 | if (prev_state == QLCNIC_DEV_QUISCENT) | |
2219 | continue; | |
2220 | } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo); | |
af19b491 | 2221 | |
65b5b420 AKS |
2222 | if (!dev_init_timeo) { |
2223 | dev_err(&adapter->pdev->dev, | |
2224 | "Waiting for device to initialize timeout\n"); | |
af19b491 | 2225 | return -1; |
65b5b420 | 2226 | } |
af19b491 AKS |
2227 | |
2228 | if (qlcnic_api_lock(adapter)) | |
2229 | return -1; | |
2230 | ||
2231 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); | |
6d2a4724 | 2232 | QLC_DEV_CLR_RST_QSCNT(val, portnum); |
af19b491 AKS |
2233 | QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
2234 | ||
96f8118c | 2235 | ret = qlcnic_check_idc_ver(adapter); |
af19b491 AKS |
2236 | qlcnic_api_unlock(adapter); |
2237 | ||
96f8118c | 2238 | return ret; |
af19b491 AKS |
2239 | } |
2240 | ||
2241 | static void | |
2242 | qlcnic_fwinit_work(struct work_struct *work) | |
2243 | { | |
2244 | struct qlcnic_adapter *adapter = container_of(work, | |
2245 | struct qlcnic_adapter, fw_work.work); | |
3c4b23b1 | 2246 | u32 dev_state = 0xf; |
7b749ff4 | 2247 | u32 val; |
af19b491 | 2248 | |
f73dfc50 AKS |
2249 | if (qlcnic_api_lock(adapter)) |
2250 | goto err_ret; | |
af19b491 | 2251 | |
a5e463d0 | 2252 | dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); |
b8c17620 AKS |
2253 | if (dev_state == QLCNIC_DEV_QUISCENT || |
2254 | dev_state == QLCNIC_DEV_NEED_QUISCENT) { | |
a5e463d0 SC |
2255 | qlcnic_api_unlock(adapter); |
2256 | qlcnic_schedule_work(adapter, qlcnic_fwinit_work, | |
2257 | FW_POLL_DELAY * 2); | |
2258 | return; | |
2259 | } | |
2260 | ||
79788450 | 2261 | if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) { |
3c4b23b1 AKS |
2262 | qlcnic_api_unlock(adapter); |
2263 | goto wait_npar; | |
9f26f547 AC |
2264 | } |
2265 | ||
16e3cf73 SV |
2266 | if (dev_state == QLCNIC_DEV_INITIALIZING || |
2267 | dev_state == QLCNIC_DEV_READY) { | |
2268 | dev_info(&adapter->pdev->dev, "Detected state change from " | |
2269 | "DEV_NEED_RESET, skipping ack check\n"); | |
2270 | goto skip_ack_check; | |
2271 | } | |
2272 | ||
f73dfc50 | 2273 | if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) { |
16e3cf73 | 2274 | dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n", |
f73dfc50 AKS |
2275 | adapter->reset_ack_timeo); |
2276 | goto skip_ack_check; | |
2277 | } | |
2278 | ||
2279 | if (!qlcnic_check_drv_state(adapter)) { | |
2280 | skip_ack_check: | |
2281 | dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); | |
a5e463d0 | 2282 | |
f73dfc50 AKS |
2283 | if (dev_state == QLCNIC_DEV_NEED_RESET) { |
2284 | QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, | |
2285 | QLCNIC_DEV_INITIALIZING); | |
2286 | set_bit(__QLCNIC_START_FW, &adapter->state); | |
2287 | QLCDB(adapter, DRV, "Restarting fw\n"); | |
6df900e9 | 2288 | qlcnic_idc_debug_info(adapter, 0); |
7b749ff4 SV |
2289 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); |
2290 | QLC_DEV_SET_RST_RDY(val, adapter->portnum); | |
2291 | QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); | |
af19b491 AKS |
2292 | } |
2293 | ||
f73dfc50 AKS |
2294 | qlcnic_api_unlock(adapter); |
2295 | ||
287e38aa | 2296 | rtnl_lock(); |
7b749ff4 SV |
2297 | if (adapter->ahw->fw_dump.enable && |
2298 | (adapter->flags & QLCNIC_FW_RESET_OWNER)) { | |
9d6a6440 AC |
2299 | QLCDB(adapter, DRV, "Take FW dump\n"); |
2300 | qlcnic_dump_fw(adapter); | |
032a13c7 | 2301 | adapter->flags |= QLCNIC_FW_HANG; |
9d6a6440 | 2302 | } |
287e38aa | 2303 | rtnl_unlock(); |
7b749ff4 SV |
2304 | |
2305 | adapter->flags &= ~QLCNIC_FW_RESET_OWNER; | |
9f26f547 | 2306 | if (!adapter->nic_ops->start_firmware(adapter)) { |
af19b491 | 2307 | qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); |
b18971d1 | 2308 | adapter->fw_wait_cnt = 0; |
af19b491 AKS |
2309 | return; |
2310 | } | |
af19b491 AKS |
2311 | goto err_ret; |
2312 | } | |
2313 | ||
f73dfc50 | 2314 | qlcnic_api_unlock(adapter); |
aa5e18c0 | 2315 | |
9f26f547 | 2316 | wait_npar: |
af19b491 | 2317 | dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); |
f73dfc50 | 2318 | QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state); |
65b5b420 | 2319 | |
af19b491 | 2320 | switch (dev_state) { |
3c4b23b1 | 2321 | case QLCNIC_DEV_READY: |
9f26f547 | 2322 | if (!adapter->nic_ops->start_firmware(adapter)) { |
f73dfc50 | 2323 | qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); |
b18971d1 | 2324 | adapter->fw_wait_cnt = 0; |
f73dfc50 AKS |
2325 | return; |
2326 | } | |
3c4b23b1 AKS |
2327 | case QLCNIC_DEV_FAILED: |
2328 | break; | |
2329 | default: | |
2330 | qlcnic_schedule_work(adapter, | |
2331 | qlcnic_fwinit_work, FW_POLL_DELAY); | |
2332 | return; | |
af19b491 AKS |
2333 | } |
2334 | ||
2335 | err_ret: | |
f73dfc50 AKS |
2336 | dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u " |
2337 | "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt); | |
34ce3626 | 2338 | netif_device_attach(adapter->netdev); |
21854f02 | 2339 | qlcnic_clr_all_drv_state(adapter, 0); |
af19b491 AKS |
2340 | } |
2341 | ||
2342 | static void | |
2343 | qlcnic_detach_work(struct work_struct *work) | |
2344 | { | |
2345 | struct qlcnic_adapter *adapter = container_of(work, | |
2346 | struct qlcnic_adapter, fw_work.work); | |
2347 | struct net_device *netdev = adapter->netdev; | |
2348 | u32 status; | |
2349 | ||
2350 | netif_device_detach(netdev); | |
2351 | ||
b8c17620 AKS |
2352 | /* Dont grab rtnl lock during Quiscent mode */ |
2353 | if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) { | |
2354 | if (netif_running(netdev)) | |
2355 | __qlcnic_down(adapter, netdev); | |
2356 | } else | |
2357 | qlcnic_down(adapter, netdev); | |
af19b491 | 2358 | |
af19b491 AKS |
2359 | status = QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS1); |
2360 | ||
44f65b29 SC |
2361 | if (status & QLCNIC_RCODE_FATAL_ERROR) { |
2362 | dev_err(&adapter->pdev->dev, | |
2363 | "Detaching the device: peg halt status1=0x%x\n", | |
2364 | status); | |
2365 | ||
2366 | if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) { | |
2367 | dev_err(&adapter->pdev->dev, | |
2368 | "On board active cooling fan failed. " | |
2369 | "Device has been halted.\n"); | |
2370 | dev_err(&adapter->pdev->dev, | |
2371 | "Replace the adapter.\n"); | |
2372 | } | |
2373 | ||
af19b491 | 2374 | goto err_ret; |
44f65b29 | 2375 | } |
af19b491 | 2376 | |
79788450 | 2377 | if (adapter->ahw->temp == QLCNIC_TEMP_PANIC) { |
44f65b29 | 2378 | dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n", |
79788450 | 2379 | adapter->ahw->temp); |
af19b491 | 2380 | goto err_ret; |
44f65b29 SC |
2381 | } |
2382 | ||
602ca6f0 SV |
2383 | /* Dont ack if this instance is the reset owner */ |
2384 | if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) { | |
44f65b29 SC |
2385 | if (qlcnic_set_drv_state(adapter, adapter->dev_state)) { |
2386 | dev_err(&adapter->pdev->dev, | |
2387 | "Failed to set driver state," | |
2388 | "detaching the device.\n"); | |
602ca6f0 | 2389 | goto err_ret; |
44f65b29 | 2390 | } |
602ca6f0 | 2391 | } |
af19b491 AKS |
2392 | |
2393 | adapter->fw_wait_cnt = 0; | |
2394 | ||
2395 | qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY); | |
2396 | ||
2397 | return; | |
2398 | ||
2399 | err_ret: | |
34ce3626 | 2400 | netif_device_attach(netdev); |
21854f02 | 2401 | qlcnic_clr_all_drv_state(adapter, 1); |
af19b491 AKS |
2402 | } |
2403 | ||
3c4b23b1 AKS |
2404 | /*Transit NPAR state to NON Operational */ |
2405 | static void | |
2406 | qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter) | |
2407 | { | |
2408 | u32 state; | |
2409 | ||
2410 | state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); | |
2411 | if (state == QLCNIC_DEV_NPAR_NON_OPER) | |
2412 | return; | |
2413 | ||
2414 | if (qlcnic_api_lock(adapter)) | |
2415 | return; | |
2416 | QLCWR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, QLCNIC_DEV_NPAR_NON_OPER); | |
2417 | qlcnic_api_unlock(adapter); | |
2418 | } | |
2419 | ||
f73dfc50 | 2420 | /*Transit to RESET state from READY state only */ |
18f2f616 | 2421 | void |
af19b491 AKS |
2422 | qlcnic_dev_request_reset(struct qlcnic_adapter *adapter) |
2423 | { | |
646779f1 SV |
2424 | u32 state, xg_val = 0, gb_val = 0; |
2425 | ||
2426 | qlcnic_xg_set_xg0_mask(xg_val); | |
2427 | qlcnic_xg_set_xg1_mask(xg_val); | |
2428 | QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val); | |
2429 | qlcnic_gb_set_gb0_mask(gb_val); | |
2430 | qlcnic_gb_set_gb1_mask(gb_val); | |
2431 | qlcnic_gb_set_gb2_mask(gb_val); | |
2432 | qlcnic_gb_set_gb3_mask(gb_val); | |
2433 | QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val); | |
2434 | dev_info(&adapter->pdev->dev, "Pause control frames disabled" | |
2435 | " on all ports\n"); | |
cea8975e | 2436 | adapter->need_fw_reset = 1; |
af19b491 AKS |
2437 | if (qlcnic_api_lock(adapter)) |
2438 | return; | |
2439 | ||
2440 | state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); | |
b43e5ee7 SC |
2441 | if (state == QLCNIC_DEV_FAILED || (state == QLCNIC_DEV_BADBAD)) { |
2442 | netdev_err(adapter->netdev, | |
2443 | "Device is in FAILED state, Please Reboot\n"); | |
2444 | qlcnic_api_unlock(adapter); | |
2445 | return; | |
2446 | } | |
af19b491 | 2447 | |
f73dfc50 | 2448 | if (state == QLCNIC_DEV_READY) { |
af19b491 | 2449 | QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_NEED_RESET); |
602ca6f0 | 2450 | adapter->flags |= QLCNIC_FW_RESET_OWNER; |
65b5b420 | 2451 | QLCDB(adapter, DRV, "NEED_RESET state set\n"); |
6df900e9 | 2452 | qlcnic_idc_debug_info(adapter, 0); |
af19b491 AKS |
2453 | } |
2454 | ||
3c4b23b1 | 2455 | QLCWR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, QLCNIC_DEV_NPAR_NON_OPER); |
af19b491 AKS |
2456 | qlcnic_api_unlock(adapter); |
2457 | } | |
2458 | ||
9f26f547 AC |
2459 | /* Transit to NPAR READY state from NPAR NOT READY state */ |
2460 | static void | |
2461 | qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter) | |
2462 | { | |
9f26f547 AC |
2463 | if (qlcnic_api_lock(adapter)) |
2464 | return; | |
2465 | ||
3c4b23b1 AKS |
2466 | QLCWR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, QLCNIC_DEV_NPAR_OPER); |
2467 | QLCDB(adapter, DRV, "NPAR operational state set\n"); | |
9f26f547 AC |
2468 | |
2469 | qlcnic_api_unlock(adapter); | |
2470 | } | |
2471 | ||
af19b491 AKS |
2472 | static void |
2473 | qlcnic_schedule_work(struct qlcnic_adapter *adapter, | |
2474 | work_func_t func, int delay) | |
2475 | { | |
451724c8 SC |
2476 | if (test_bit(__QLCNIC_AER, &adapter->state)) |
2477 | return; | |
2478 | ||
af19b491 | 2479 | INIT_DELAYED_WORK(&adapter->fw_work, func); |
f7ec804a AKS |
2480 | queue_delayed_work(qlcnic_wq, &adapter->fw_work, |
2481 | round_jiffies_relative(delay)); | |
af19b491 AKS |
2482 | } |
2483 | ||
2484 | static void | |
2485 | qlcnic_cancel_fw_work(struct qlcnic_adapter *adapter) | |
2486 | { | |
2487 | while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
2488 | msleep(10); | |
2489 | ||
b43e5ee7 SC |
2490 | if (!adapter->fw_work.work.func) |
2491 | return; | |
2492 | ||
af19b491 AKS |
2493 | cancel_delayed_work_sync(&adapter->fw_work); |
2494 | } | |
2495 | ||
2496 | static void | |
2497 | qlcnic_attach_work(struct work_struct *work) | |
2498 | { | |
2499 | struct qlcnic_adapter *adapter = container_of(work, | |
2500 | struct qlcnic_adapter, fw_work.work); | |
2501 | struct net_device *netdev = adapter->netdev; | |
b18971d1 | 2502 | u32 npar_state; |
af19b491 | 2503 | |
79788450 | 2504 | if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) { |
b18971d1 AKS |
2505 | npar_state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); |
2506 | if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO) | |
2507 | qlcnic_clr_all_drv_state(adapter, 0); | |
2508 | else if (npar_state != QLCNIC_DEV_NPAR_OPER) | |
2509 | qlcnic_schedule_work(adapter, qlcnic_attach_work, | |
2510 | FW_POLL_DELAY); | |
2511 | else | |
2512 | goto attach; | |
2513 | QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n"); | |
2514 | return; | |
2515 | } | |
2516 | attach: | |
af19b491 | 2517 | if (netif_running(netdev)) { |
52486a3a | 2518 | if (qlcnic_up(adapter, netdev)) |
af19b491 | 2519 | goto done; |
af19b491 | 2520 | |
aec1e845 | 2521 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
af19b491 AKS |
2522 | } |
2523 | ||
af19b491 | 2524 | done: |
34ce3626 | 2525 | netif_device_attach(netdev); |
af19b491 | 2526 | adapter->fw_fail_cnt = 0; |
032a13c7 | 2527 | adapter->flags &= ~QLCNIC_FW_HANG; |
af19b491 | 2528 | clear_bit(__QLCNIC_RESETTING, &adapter->state); |
1b95a839 AKS |
2529 | |
2530 | if (!qlcnic_clr_drv_state(adapter)) | |
2531 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, | |
2532 | FW_POLL_DELAY); | |
af19b491 AKS |
2533 | } |
2534 | ||
2535 | static int | |
2536 | qlcnic_check_health(struct qlcnic_adapter *adapter) | |
2537 | { | |
4e70812b | 2538 | u32 state = 0, heartbeat; |
853d4bca | 2539 | u32 peg_status; |
af19b491 AKS |
2540 | |
2541 | if (qlcnic_check_temp(adapter)) | |
2542 | goto detach; | |
2543 | ||
2372a5f1 | 2544 | if (adapter->need_fw_reset) |
af19b491 | 2545 | qlcnic_dev_request_reset(adapter); |
af19b491 AKS |
2546 | |
2547 | state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); | |
b8c17620 | 2548 | if (state == QLCNIC_DEV_NEED_RESET) { |
3c4b23b1 | 2549 | qlcnic_set_npar_non_operational(adapter); |
af19b491 | 2550 | adapter->need_fw_reset = 1; |
b8c17620 AKS |
2551 | } else if (state == QLCNIC_DEV_NEED_QUISCENT) |
2552 | goto detach; | |
af19b491 | 2553 | |
4e70812b SC |
2554 | heartbeat = QLCRD32(adapter, QLCNIC_PEG_ALIVE_COUNTER); |
2555 | if (heartbeat != adapter->heartbeat) { | |
2556 | adapter->heartbeat = heartbeat; | |
af19b491 AKS |
2557 | adapter->fw_fail_cnt = 0; |
2558 | if (adapter->need_fw_reset) | |
2559 | goto detach; | |
68bf1c68 | 2560 | |
099f7aa7 | 2561 | if (adapter->ahw->reset_context && qlcnic_auto_fw_reset) { |
68bf1c68 AKS |
2562 | qlcnic_reset_hw_context(adapter); |
2563 | adapter->netdev->trans_start = jiffies; | |
2564 | } | |
2565 | ||
af19b491 AKS |
2566 | return 0; |
2567 | } | |
2568 | ||
2569 | if (++adapter->fw_fail_cnt < FW_FAIL_THRESH) | |
2570 | return 0; | |
2571 | ||
032a13c7 SV |
2572 | adapter->flags |= QLCNIC_FW_HANG; |
2573 | ||
af19b491 AKS |
2574 | qlcnic_dev_request_reset(adapter); |
2575 | ||
099f7aa7 | 2576 | if (qlcnic_auto_fw_reset) |
0df170b6 | 2577 | clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state); |
af19b491 | 2578 | |
853d4bca AR |
2579 | dev_err(&adapter->pdev->dev, "firmware hang detected\n"); |
2580 | dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n" | |
c76ecb7a SV |
2581 | "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n" |
2582 | "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n" | |
2583 | "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n" | |
2584 | "PEG_NET_4_PC: 0x%x\n", | |
2585 | QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS1), | |
2586 | QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS2), | |
2587 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c), | |
2588 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c), | |
2589 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c), | |
2590 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c), | |
2591 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c)); | |
853d4bca | 2592 | peg_status = QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS1); |
97048a1f | 2593 | if (QLCNIC_FWERROR_CODE(peg_status) == 0x67) |
853d4bca AR |
2594 | dev_err(&adapter->pdev->dev, |
2595 | "Firmware aborted with error code 0x00006700. " | |
2596 | "Device is being reset.\n"); | |
af19b491 AKS |
2597 | detach: |
2598 | adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state : | |
2599 | QLCNIC_DEV_NEED_RESET; | |
2600 | ||
099f7aa7 SC |
2601 | if (qlcnic_auto_fw_reset && !test_and_set_bit(__QLCNIC_RESETTING, |
2602 | &adapter->state)) { | |
65b5b420 | 2603 | |
af19b491 | 2604 | qlcnic_schedule_work(adapter, qlcnic_detach_work, 0); |
65b5b420 AKS |
2605 | QLCDB(adapter, DRV, "fw recovery scheduled.\n"); |
2606 | } | |
af19b491 AKS |
2607 | |
2608 | return 1; | |
2609 | } | |
2610 | ||
2611 | static void | |
2612 | qlcnic_fw_poll_work(struct work_struct *work) | |
2613 | { | |
2614 | struct qlcnic_adapter *adapter = container_of(work, | |
2615 | struct qlcnic_adapter, fw_work.work); | |
2616 | ||
2617 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) | |
2618 | goto reschedule; | |
2619 | ||
2620 | ||
2621 | if (qlcnic_check_health(adapter)) | |
2622 | return; | |
2623 | ||
b5e5492c AKS |
2624 | if (adapter->fhash.fnum) |
2625 | qlcnic_prune_lb_filters(adapter); | |
2626 | ||
af19b491 AKS |
2627 | reschedule: |
2628 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); | |
2629 | } | |
2630 | ||
451724c8 SC |
2631 | static int qlcnic_is_first_func(struct pci_dev *pdev) |
2632 | { | |
2633 | struct pci_dev *oth_pdev; | |
2634 | int val = pdev->devfn; | |
2635 | ||
2636 | while (val-- > 0) { | |
2637 | oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr | |
2638 | (pdev->bus), pdev->bus->number, | |
2639 | PCI_DEVFN(PCI_SLOT(pdev->devfn), val)); | |
bfc978fa AKS |
2640 | if (!oth_pdev) |
2641 | continue; | |
451724c8 | 2642 | |
bfc978fa AKS |
2643 | if (oth_pdev->current_state != PCI_D3cold) { |
2644 | pci_dev_put(oth_pdev); | |
451724c8 | 2645 | return 0; |
bfc978fa AKS |
2646 | } |
2647 | pci_dev_put(oth_pdev); | |
451724c8 SC |
2648 | } |
2649 | return 1; | |
2650 | } | |
2651 | ||
2652 | static int qlcnic_attach_func(struct pci_dev *pdev) | |
2653 | { | |
2654 | int err, first_func; | |
2655 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
2656 | struct net_device *netdev = adapter->netdev; | |
2657 | ||
2658 | pdev->error_state = pci_channel_io_normal; | |
2659 | ||
2660 | err = pci_enable_device(pdev); | |
2661 | if (err) | |
2662 | return err; | |
2663 | ||
2664 | pci_set_power_state(pdev, PCI_D0); | |
2665 | pci_set_master(pdev); | |
2666 | pci_restore_state(pdev); | |
2667 | ||
2668 | first_func = qlcnic_is_first_func(pdev); | |
2669 | ||
2670 | if (qlcnic_api_lock(adapter)) | |
2671 | return -EINVAL; | |
2672 | ||
79788450 | 2673 | if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) { |
451724c8 SC |
2674 | adapter->need_fw_reset = 1; |
2675 | set_bit(__QLCNIC_START_FW, &adapter->state); | |
2676 | QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_INITIALIZING); | |
2677 | QLCDB(adapter, DRV, "Restarting fw\n"); | |
2678 | } | |
2679 | qlcnic_api_unlock(adapter); | |
2680 | ||
2681 | err = adapter->nic_ops->start_firmware(adapter); | |
2682 | if (err) | |
2683 | return err; | |
2684 | ||
2685 | qlcnic_clr_drv_state(adapter); | |
2686 | qlcnic_setup_intr(adapter); | |
2687 | ||
2688 | if (netif_running(netdev)) { | |
2689 | err = qlcnic_attach(adapter); | |
2690 | if (err) { | |
21854f02 | 2691 | qlcnic_clr_all_drv_state(adapter, 1); |
451724c8 SC |
2692 | clear_bit(__QLCNIC_AER, &adapter->state); |
2693 | netif_device_attach(netdev); | |
2694 | return err; | |
2695 | } | |
2696 | ||
2697 | err = qlcnic_up(adapter, netdev); | |
2698 | if (err) | |
2699 | goto done; | |
2700 | ||
aec1e845 | 2701 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
451724c8 SC |
2702 | } |
2703 | done: | |
2704 | netif_device_attach(netdev); | |
2705 | return err; | |
2706 | } | |
2707 | ||
2708 | static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev, | |
2709 | pci_channel_state_t state) | |
2710 | { | |
2711 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
2712 | struct net_device *netdev = adapter->netdev; | |
2713 | ||
2714 | if (state == pci_channel_io_perm_failure) | |
2715 | return PCI_ERS_RESULT_DISCONNECT; | |
2716 | ||
2717 | if (state == pci_channel_io_normal) | |
2718 | return PCI_ERS_RESULT_RECOVERED; | |
2719 | ||
2720 | set_bit(__QLCNIC_AER, &adapter->state); | |
2721 | netif_device_detach(netdev); | |
2722 | ||
2723 | cancel_delayed_work_sync(&adapter->fw_work); | |
2724 | ||
2725 | if (netif_running(netdev)) | |
2726 | qlcnic_down(adapter, netdev); | |
2727 | ||
2728 | qlcnic_detach(adapter); | |
2729 | qlcnic_teardown_intr(adapter); | |
2730 | ||
2731 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
2732 | ||
2733 | pci_save_state(pdev); | |
2734 | pci_disable_device(pdev); | |
2735 | ||
2736 | return PCI_ERS_RESULT_NEED_RESET; | |
2737 | } | |
2738 | ||
2739 | static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev) | |
2740 | { | |
2741 | return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT : | |
2742 | PCI_ERS_RESULT_RECOVERED; | |
2743 | } | |
2744 | ||
2745 | static void qlcnic_io_resume(struct pci_dev *pdev) | |
2746 | { | |
2747 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
2748 | ||
2749 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
2750 | ||
2751 | if (QLCRD32(adapter, QLCNIC_CRB_DEV_STATE) == QLCNIC_DEV_READY && | |
2752 | test_and_clear_bit(__QLCNIC_AER, &adapter->state)) | |
2753 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, | |
2754 | FW_POLL_DELAY); | |
2755 | } | |
2756 | ||
87eb743b AC |
2757 | static int |
2758 | qlcnicvf_start_firmware(struct qlcnic_adapter *adapter) | |
2759 | { | |
2760 | int err; | |
2761 | ||
2762 | err = qlcnic_can_start_firmware(adapter); | |
2763 | if (err) | |
2764 | return err; | |
2765 | ||
78f84e1a AKS |
2766 | err = qlcnic_check_npar_opertional(adapter); |
2767 | if (err) | |
2768 | return err; | |
3c4b23b1 | 2769 | |
174240a8 RB |
2770 | err = qlcnic_initialize_nic(adapter); |
2771 | if (err) | |
2772 | return err; | |
2773 | ||
87eb743b AC |
2774 | qlcnic_check_options(adapter); |
2775 | ||
7373373d RB |
2776 | err = qlcnic_set_eswitch_port_config(adapter); |
2777 | if (err) | |
2778 | return err; | |
2779 | ||
87eb743b AC |
2780 | adapter->need_fw_reset = 0; |
2781 | ||
2782 | return err; | |
2783 | } | |
2784 | ||
f94bc1e7 SC |
2785 | int qlcnic_validate_max_rss(struct net_device *netdev, u8 max_hw, u8 val) |
2786 | { | |
099f7aa7 | 2787 | if (!qlcnic_use_msi_x && !qlcnic_use_msi) { |
f94bc1e7 SC |
2788 | netdev_info(netdev, "no msix or msi support, hence no rss\n"); |
2789 | return -EINVAL; | |
2790 | } | |
2791 | ||
2792 | if ((val > max_hw) || (val < 2) || !is_power_of_2(val)) { | |
2793 | netdev_info(netdev, "rss_ring valid range [2 - %x] in " | |
2794 | " powers of 2\n", max_hw); | |
2795 | return -EINVAL; | |
2796 | } | |
2797 | return 0; | |
2798 | ||
2799 | } | |
2800 | ||
2801 | int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data) | |
2802 | { | |
2803 | struct net_device *netdev = adapter->netdev; | |
2804 | int err = 0; | |
2805 | ||
2806 | if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
2807 | return -EBUSY; | |
2808 | ||
2809 | netif_device_detach(netdev); | |
2810 | if (netif_running(netdev)) | |
2811 | __qlcnic_down(adapter, netdev); | |
2812 | qlcnic_detach(adapter); | |
2813 | qlcnic_teardown_intr(adapter); | |
2814 | ||
2815 | if (qlcnic_enable_msix(adapter, data)) { | |
2816 | netdev_info(netdev, "failed setting max_rss; rss disabled\n"); | |
2817 | qlcnic_enable_msi_legacy(adapter); | |
2818 | } | |
2819 | ||
2820 | if (netif_running(netdev)) { | |
2821 | err = qlcnic_attach(adapter); | |
2822 | if (err) | |
2823 | goto done; | |
2824 | err = __qlcnic_up(adapter, netdev); | |
2825 | if (err) | |
2826 | goto done; | |
2827 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); | |
2828 | } | |
2829 | done: | |
2830 | netif_device_attach(netdev); | |
2831 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
2832 | return err; | |
2833 | } | |
2834 | ||
af19b491 AKS |
2835 | #ifdef CONFIG_INET |
2836 | ||
2837 | #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops) | |
2838 | ||
af19b491 | 2839 | static void |
aec1e845 AKS |
2840 | qlcnic_config_indev_addr(struct qlcnic_adapter *adapter, |
2841 | struct net_device *dev, unsigned long event) | |
af19b491 AKS |
2842 | { |
2843 | struct in_device *indev; | |
af19b491 | 2844 | |
af19b491 AKS |
2845 | indev = in_dev_get(dev); |
2846 | if (!indev) | |
2847 | return; | |
2848 | ||
2849 | for_ifa(indev) { | |
2850 | switch (event) { | |
2851 | case NETDEV_UP: | |
2852 | qlcnic_config_ipaddr(adapter, | |
2853 | ifa->ifa_address, QLCNIC_IP_UP); | |
2854 | break; | |
2855 | case NETDEV_DOWN: | |
2856 | qlcnic_config_ipaddr(adapter, | |
2857 | ifa->ifa_address, QLCNIC_IP_DOWN); | |
2858 | break; | |
2859 | default: | |
2860 | break; | |
2861 | } | |
2862 | } endfor_ifa(indev); | |
2863 | ||
2864 | in_dev_put(indev); | |
af19b491 AKS |
2865 | } |
2866 | ||
aec1e845 AKS |
2867 | static void |
2868 | qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event) | |
2869 | { | |
2870 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2871 | struct net_device *dev; | |
2872 | u16 vid; | |
2873 | ||
2874 | qlcnic_config_indev_addr(adapter, netdev, event); | |
2875 | ||
b9796a14 | 2876 | for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) { |
223bb15e | 2877 | dev = __vlan_find_dev_deep(netdev, vid); |
aec1e845 AKS |
2878 | if (!dev) |
2879 | continue; | |
aec1e845 AKS |
2880 | qlcnic_config_indev_addr(adapter, dev, event); |
2881 | } | |
2882 | } | |
2883 | ||
af19b491 AKS |
2884 | static int qlcnic_netdev_event(struct notifier_block *this, |
2885 | unsigned long event, void *ptr) | |
2886 | { | |
2887 | struct qlcnic_adapter *adapter; | |
2888 | struct net_device *dev = (struct net_device *)ptr; | |
2889 | ||
2890 | recheck: | |
2891 | if (dev == NULL) | |
2892 | goto done; | |
2893 | ||
2894 | if (dev->priv_flags & IFF_802_1Q_VLAN) { | |
2895 | dev = vlan_dev_real_dev(dev); | |
2896 | goto recheck; | |
2897 | } | |
2898 | ||
2899 | if (!is_qlcnic_netdev(dev)) | |
2900 | goto done; | |
2901 | ||
2902 | adapter = netdev_priv(dev); | |
2903 | ||
2904 | if (!adapter) | |
2905 | goto done; | |
2906 | ||
8a15ad1f | 2907 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
af19b491 AKS |
2908 | goto done; |
2909 | ||
aec1e845 | 2910 | qlcnic_config_indev_addr(adapter, dev, event); |
af19b491 AKS |
2911 | done: |
2912 | return NOTIFY_DONE; | |
2913 | } | |
2914 | ||
2915 | static int | |
2916 | qlcnic_inetaddr_event(struct notifier_block *this, | |
2917 | unsigned long event, void *ptr) | |
2918 | { | |
2919 | struct qlcnic_adapter *adapter; | |
2920 | struct net_device *dev; | |
2921 | ||
2922 | struct in_ifaddr *ifa = (struct in_ifaddr *)ptr; | |
2923 | ||
2924 | dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL; | |
2925 | ||
2926 | recheck: | |
aec1e845 | 2927 | if (dev == NULL) |
af19b491 AKS |
2928 | goto done; |
2929 | ||
2930 | if (dev->priv_flags & IFF_802_1Q_VLAN) { | |
2931 | dev = vlan_dev_real_dev(dev); | |
2932 | goto recheck; | |
2933 | } | |
2934 | ||
2935 | if (!is_qlcnic_netdev(dev)) | |
2936 | goto done; | |
2937 | ||
2938 | adapter = netdev_priv(dev); | |
2939 | ||
251a84c9 | 2940 | if (!adapter) |
af19b491 AKS |
2941 | goto done; |
2942 | ||
8a15ad1f | 2943 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
af19b491 AKS |
2944 | goto done; |
2945 | ||
2946 | switch (event) { | |
2947 | case NETDEV_UP: | |
2948 | qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP); | |
2949 | break; | |
2950 | case NETDEV_DOWN: | |
2951 | qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN); | |
2952 | break; | |
2953 | default: | |
2954 | break; | |
2955 | } | |
2956 | ||
2957 | done: | |
2958 | return NOTIFY_DONE; | |
2959 | } | |
2960 | ||
2961 | static struct notifier_block qlcnic_netdev_cb = { | |
2962 | .notifier_call = qlcnic_netdev_event, | |
2963 | }; | |
2964 | ||
2965 | static struct notifier_block qlcnic_inetaddr_cb = { | |
2966 | .notifier_call = qlcnic_inetaddr_event, | |
2967 | }; | |
2968 | #else | |
2969 | static void | |
aec1e845 | 2970 | qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event) |
af19b491 AKS |
2971 | { } |
2972 | #endif | |
63507592 | 2973 | static struct pci_error_handlers qlcnic_err_handler = { |
451724c8 SC |
2974 | .error_detected = qlcnic_io_error_detected, |
2975 | .slot_reset = qlcnic_io_slot_reset, | |
2976 | .resume = qlcnic_io_resume, | |
2977 | }; | |
af19b491 AKS |
2978 | |
2979 | static struct pci_driver qlcnic_driver = { | |
2980 | .name = qlcnic_driver_name, | |
2981 | .id_table = qlcnic_pci_tbl, | |
2982 | .probe = qlcnic_probe, | |
6bb58bb0 | 2983 | .remove = qlcnic_remove, |
af19b491 AKS |
2984 | #ifdef CONFIG_PM |
2985 | .suspend = qlcnic_suspend, | |
2986 | .resume = qlcnic_resume, | |
2987 | #endif | |
451724c8 SC |
2988 | .shutdown = qlcnic_shutdown, |
2989 | .err_handler = &qlcnic_err_handler | |
2990 | ||
af19b491 AKS |
2991 | }; |
2992 | ||
2993 | static int __init qlcnic_init_module(void) | |
2994 | { | |
0cf3a14c | 2995 | int ret; |
af19b491 AKS |
2996 | |
2997 | printk(KERN_INFO "%s\n", qlcnic_driver_string); | |
2998 | ||
f7ec804a AKS |
2999 | qlcnic_wq = create_singlethread_workqueue("qlcnic"); |
3000 | if (qlcnic_wq == NULL) { | |
3001 | printk(KERN_ERR "qlcnic: cannot create workqueue\n"); | |
3002 | return -ENOMEM; | |
3003 | } | |
3004 | ||
af19b491 AKS |
3005 | #ifdef CONFIG_INET |
3006 | register_netdevice_notifier(&qlcnic_netdev_cb); | |
3007 | register_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
3008 | #endif | |
3009 | ||
0cf3a14c AKS |
3010 | ret = pci_register_driver(&qlcnic_driver); |
3011 | if (ret) { | |
3012 | #ifdef CONFIG_INET | |
3013 | unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
3014 | unregister_netdevice_notifier(&qlcnic_netdev_cb); | |
3015 | #endif | |
f7ec804a | 3016 | destroy_workqueue(qlcnic_wq); |
0cf3a14c | 3017 | } |
af19b491 | 3018 | |
0cf3a14c | 3019 | return ret; |
af19b491 AKS |
3020 | } |
3021 | ||
3022 | module_init(qlcnic_init_module); | |
3023 | ||
3024 | static void __exit qlcnic_exit_module(void) | |
3025 | { | |
3026 | ||
3027 | pci_unregister_driver(&qlcnic_driver); | |
3028 | ||
3029 | #ifdef CONFIG_INET | |
3030 | unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
3031 | unregister_netdevice_notifier(&qlcnic_netdev_cb); | |
3032 | #endif | |
f7ec804a | 3033 | destroy_workqueue(qlcnic_wq); |
af19b491 AKS |
3034 | } |
3035 | ||
3036 | module_exit(qlcnic_exit_module); |