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 | ||
af19b491 | 37 | static int use_msi = 1; |
b11a25aa | 38 | module_param(use_msi, int, 0444); |
af19b491 AKS |
39 | MODULE_PARM_DESC(use_msi, "MSI interrupt (0=disabled, 1=enabled"); |
40 | ||
41 | static int use_msi_x = 1; | |
b11a25aa | 42 | module_param(use_msi_x, int, 0444); |
af19b491 AKS |
43 | MODULE_PARM_DESC(use_msi_x, "MSI-X interrupt (0=disabled, 1=enabled"); |
44 | ||
9ce13ca8 | 45 | static int auto_fw_reset = 1; |
af19b491 AKS |
46 | module_param(auto_fw_reset, int, 0644); |
47 | MODULE_PARM_DESC(auto_fw_reset, "Auto firmware reset (0=disabled, 1=enabled"); | |
48 | ||
4d5bdb38 | 49 | static int load_fw_file; |
b11a25aa | 50 | module_param(load_fw_file, int, 0444); |
4d5bdb38 AKS |
51 | MODULE_PARM_DESC(load_fw_file, "Load firmware from (0=flash, 1=file"); |
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 | ||
af19b491 AKS |
57 | static int __devinit qlcnic_probe(struct pci_dev *pdev, |
58 | const struct pci_device_id *ent); | |
59 | static void __devexit qlcnic_remove(struct pci_dev *pdev); | |
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); | |
69 | static int qlcnic_poll(struct napi_struct *napi, int budget); | |
8f891387 | 70 | static int qlcnic_rx_poll(struct napi_struct *napi, int budget); |
af19b491 AKS |
71 | #ifdef CONFIG_NET_POLL_CONTROLLER |
72 | static void qlcnic_poll_controller(struct net_device *netdev); | |
73 | #endif | |
74 | ||
75 | static void qlcnic_create_sysfs_entries(struct qlcnic_adapter *adapter); | |
76 | static void qlcnic_remove_sysfs_entries(struct qlcnic_adapter *adapter); | |
77 | static void qlcnic_create_diag_entries(struct qlcnic_adapter *adapter); | |
78 | static void qlcnic_remove_diag_entries(struct qlcnic_adapter *adapter); | |
79 | ||
6df900e9 | 80 | static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding); |
21854f02 | 81 | static void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8); |
af19b491 AKS |
82 | static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter); |
83 | ||
7eb9855d | 84 | static irqreturn_t qlcnic_tmp_intr(int irq, void *data); |
af19b491 AKS |
85 | static irqreturn_t qlcnic_intr(int irq, void *data); |
86 | static irqreturn_t qlcnic_msi_intr(int irq, void *data); | |
87 | static irqreturn_t qlcnic_msix_intr(int irq, void *data); | |
88 | ||
89 | static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev); | |
aec1e845 | 90 | static void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long); |
9f26f547 AC |
91 | static int qlcnic_start_firmware(struct qlcnic_adapter *); |
92 | ||
b5e5492c | 93 | static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter); |
9f26f547 | 94 | static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter *); |
9f26f547 AC |
95 | static int qlcnicvf_config_led(struct qlcnic_adapter *, u32, u32); |
96 | static int qlcnicvf_config_bridged_mode(struct qlcnic_adapter *, u32); | |
97 | static int qlcnicvf_start_firmware(struct qlcnic_adapter *); | |
0325d69b RB |
98 | static void qlcnic_set_netdev_features(struct qlcnic_adapter *, |
99 | struct qlcnic_esw_func_cfg *); | |
8e586137 JP |
100 | static int qlcnic_vlan_rx_add(struct net_device *, u16); |
101 | static int qlcnic_vlan_rx_del(struct net_device *, u16); | |
b9796a14 | 102 | |
af19b491 AKS |
103 | /* PCI Device ID Table */ |
104 | #define ENTRY(device) \ | |
105 | {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \ | |
106 | .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0} | |
107 | ||
108 | #define PCI_DEVICE_ID_QLOGIC_QLE824X 0x8020 | |
109 | ||
6a902881 | 110 | static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl) = { |
af19b491 AKS |
111 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X), |
112 | {0,} | |
113 | }; | |
114 | ||
115 | MODULE_DEVICE_TABLE(pci, qlcnic_pci_tbl); | |
116 | ||
117 | ||
b1fc6d3c | 118 | inline void |
af19b491 AKS |
119 | qlcnic_update_cmd_producer(struct qlcnic_adapter *adapter, |
120 | struct qlcnic_host_tx_ring *tx_ring) | |
121 | { | |
122 | writel(tx_ring->producer, tx_ring->crb_cmd_producer); | |
af19b491 AKS |
123 | } |
124 | ||
125 | static const u32 msi_tgt_status[8] = { | |
126 | ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1, | |
127 | ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3, | |
128 | ISR_INT_TARGET_STATUS_F4, ISR_INT_TARGET_STATUS_F5, | |
129 | ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7 | |
130 | }; | |
131 | ||
132 | static const | |
133 | struct qlcnic_legacy_intr_set legacy_intr[] = QLCNIC_LEGACY_INTR_CONFIG; | |
134 | ||
135 | static inline void qlcnic_disable_int(struct qlcnic_host_sds_ring *sds_ring) | |
136 | { | |
137 | writel(0, sds_ring->crb_intr_mask); | |
138 | } | |
139 | ||
140 | static inline void qlcnic_enable_int(struct qlcnic_host_sds_ring *sds_ring) | |
141 | { | |
142 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
143 | ||
144 | writel(0x1, sds_ring->crb_intr_mask); | |
145 | ||
146 | if (!QLCNIC_IS_MSI_FAMILY(adapter)) | |
147 | writel(0xfbff, adapter->tgt_mask_reg); | |
148 | } | |
149 | ||
150 | static int | |
151 | qlcnic_alloc_sds_rings(struct qlcnic_recv_context *recv_ctx, int count) | |
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 | ||
160 | static void | |
161 | qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx) | |
162 | { | |
163 | if (recv_ctx->sds_rings != NULL) | |
164 | kfree(recv_ctx->sds_rings); | |
165 | ||
166 | recv_ctx->sds_rings = NULL; | |
167 | } | |
168 | ||
169 | static int | |
170 | qlcnic_napi_add(struct qlcnic_adapter *adapter, struct net_device *netdev) | |
171 | { | |
172 | int ring; | |
173 | struct qlcnic_host_sds_ring *sds_ring; | |
b1fc6d3c | 174 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 AKS |
175 | |
176 | if (qlcnic_alloc_sds_rings(recv_ctx, adapter->max_sds_rings)) | |
177 | return -ENOMEM; | |
178 | ||
179 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { | |
180 | sds_ring = &recv_ctx->sds_rings[ring]; | |
8f891387 | 181 | |
182 | if (ring == adapter->max_sds_rings - 1) | |
183 | netif_napi_add(netdev, &sds_ring->napi, qlcnic_poll, | |
184 | QLCNIC_NETDEV_WEIGHT/adapter->max_sds_rings); | |
185 | else | |
186 | netif_napi_add(netdev, &sds_ring->napi, | |
187 | qlcnic_rx_poll, QLCNIC_NETDEV_WEIGHT*2); | |
af19b491 AKS |
188 | } |
189 | ||
190 | return 0; | |
191 | } | |
192 | ||
193 | static void | |
194 | qlcnic_napi_del(struct qlcnic_adapter *adapter) | |
195 | { | |
196 | int ring; | |
197 | struct qlcnic_host_sds_ring *sds_ring; | |
b1fc6d3c | 198 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 AKS |
199 | |
200 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { | |
201 | sds_ring = &recv_ctx->sds_rings[ring]; | |
202 | netif_napi_del(&sds_ring->napi); | |
203 | } | |
204 | ||
b1fc6d3c | 205 | qlcnic_free_sds_rings(adapter->recv_ctx); |
af19b491 AKS |
206 | } |
207 | ||
208 | static void | |
209 | qlcnic_napi_enable(struct qlcnic_adapter *adapter) | |
210 | { | |
211 | int ring; | |
212 | struct qlcnic_host_sds_ring *sds_ring; | |
b1fc6d3c | 213 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 | 214 | |
780ab790 AKS |
215 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) |
216 | return; | |
217 | ||
af19b491 AKS |
218 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
219 | sds_ring = &recv_ctx->sds_rings[ring]; | |
220 | napi_enable(&sds_ring->napi); | |
221 | qlcnic_enable_int(sds_ring); | |
222 | } | |
223 | } | |
224 | ||
225 | static void | |
226 | qlcnic_napi_disable(struct qlcnic_adapter *adapter) | |
227 | { | |
228 | int ring; | |
229 | struct qlcnic_host_sds_ring *sds_ring; | |
b1fc6d3c | 230 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 | 231 | |
780ab790 AKS |
232 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) |
233 | return; | |
234 | ||
af19b491 AKS |
235 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
236 | sds_ring = &recv_ctx->sds_rings[ring]; | |
237 | qlcnic_disable_int(sds_ring); | |
238 | napi_synchronize(&sds_ring->napi); | |
239 | napi_disable(&sds_ring->napi); | |
240 | } | |
241 | } | |
242 | ||
243 | static void qlcnic_clear_stats(struct qlcnic_adapter *adapter) | |
244 | { | |
245 | memset(&adapter->stats, 0, sizeof(adapter->stats)); | |
af19b491 AKS |
246 | } |
247 | ||
af19b491 AKS |
248 | static void qlcnic_set_msix_bit(struct pci_dev *pdev, int enable) |
249 | { | |
250 | u32 control; | |
251 | int pos; | |
252 | ||
253 | pos = pci_find_capability(pdev, PCI_CAP_ID_MSIX); | |
254 | if (pos) { | |
255 | pci_read_config_dword(pdev, pos, &control); | |
256 | if (enable) | |
257 | control |= PCI_MSIX_FLAGS_ENABLE; | |
258 | else | |
259 | control = 0; | |
260 | pci_write_config_dword(pdev, pos, control); | |
261 | } | |
262 | } | |
263 | ||
264 | static void qlcnic_init_msix_entries(struct qlcnic_adapter *adapter, int count) | |
265 | { | |
266 | int i; | |
267 | ||
268 | for (i = 0; i < count; i++) | |
269 | adapter->msix_entries[i].entry = i; | |
270 | } | |
271 | ||
272 | static int | |
273 | qlcnic_read_mac_addr(struct qlcnic_adapter *adapter) | |
274 | { | |
2e9d722d | 275 | u8 mac_addr[ETH_ALEN]; |
af19b491 AKS |
276 | struct net_device *netdev = adapter->netdev; |
277 | struct pci_dev *pdev = adapter->pdev; | |
278 | ||
da48e6c3 | 279 | if (qlcnic_get_mac_address(adapter, mac_addr) != 0) |
af19b491 AKS |
280 | return -EIO; |
281 | ||
2e9d722d | 282 | memcpy(netdev->dev_addr, mac_addr, ETH_ALEN); |
af19b491 AKS |
283 | memcpy(netdev->perm_addr, netdev->dev_addr, netdev->addr_len); |
284 | memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len); | |
285 | ||
286 | /* set station address */ | |
287 | ||
288 | if (!is_valid_ether_addr(netdev->perm_addr)) | |
289 | dev_warn(&pdev->dev, "Bad MAC address %pM.\n", | |
290 | netdev->dev_addr); | |
291 | ||
292 | return 0; | |
293 | } | |
294 | ||
295 | static int qlcnic_set_mac(struct net_device *netdev, void *p) | |
296 | { | |
297 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
298 | struct sockaddr *addr = p; | |
299 | ||
7373373d RB |
300 | if ((adapter->flags & QLCNIC_MAC_OVERRIDE_DISABLED)) |
301 | return -EOPNOTSUPP; | |
302 | ||
af19b491 | 303 | if (!is_valid_ether_addr(addr->sa_data)) |
504f9b5a | 304 | return -EADDRNOTAVAIL; |
af19b491 | 305 | |
8a15ad1f | 306 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { |
af19b491 AKS |
307 | netif_device_detach(netdev); |
308 | qlcnic_napi_disable(adapter); | |
309 | } | |
310 | ||
311 | memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len); | |
312 | memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); | |
313 | qlcnic_set_multi(adapter->netdev); | |
314 | ||
8a15ad1f | 315 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { |
af19b491 AKS |
316 | netif_device_attach(netdev); |
317 | qlcnic_napi_enable(adapter); | |
318 | } | |
319 | return 0; | |
320 | } | |
321 | ||
322 | static const struct net_device_ops qlcnic_netdev_ops = { | |
323 | .ndo_open = qlcnic_open, | |
324 | .ndo_stop = qlcnic_close, | |
325 | .ndo_start_xmit = qlcnic_xmit_frame, | |
326 | .ndo_get_stats = qlcnic_get_stats, | |
327 | .ndo_validate_addr = eth_validate_addr, | |
afc4b13d | 328 | .ndo_set_rx_mode = qlcnic_set_multi, |
af19b491 AKS |
329 | .ndo_set_mac_address = qlcnic_set_mac, |
330 | .ndo_change_mtu = qlcnic_change_mtu, | |
135d84a9 MM |
331 | .ndo_fix_features = qlcnic_fix_features, |
332 | .ndo_set_features = qlcnic_set_features, | |
af19b491 | 333 | .ndo_tx_timeout = qlcnic_tx_timeout, |
b9796a14 AC |
334 | .ndo_vlan_rx_add_vid = qlcnic_vlan_rx_add, |
335 | .ndo_vlan_rx_kill_vid = qlcnic_vlan_rx_del, | |
af19b491 AKS |
336 | #ifdef CONFIG_NET_POLL_CONTROLLER |
337 | .ndo_poll_controller = qlcnic_poll_controller, | |
338 | #endif | |
339 | }; | |
340 | ||
b43e5ee7 SC |
341 | static const struct net_device_ops qlcnic_netdev_failed_ops = { |
342 | .ndo_open = qlcnic_open, | |
343 | }; | |
344 | ||
2e9d722d | 345 | static struct qlcnic_nic_template qlcnic_ops = { |
2e9d722d AC |
346 | .config_bridged_mode = qlcnic_config_bridged_mode, |
347 | .config_led = qlcnic_config_led, | |
9f26f547 AC |
348 | .start_firmware = qlcnic_start_firmware |
349 | }; | |
350 | ||
351 | static struct qlcnic_nic_template qlcnic_vf_ops = { | |
9f26f547 AC |
352 | .config_bridged_mode = qlcnicvf_config_bridged_mode, |
353 | .config_led = qlcnicvf_config_led, | |
9f26f547 | 354 | .start_firmware = qlcnicvf_start_firmware |
2e9d722d AC |
355 | }; |
356 | ||
f94bc1e7 | 357 | static int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix) |
af19b491 | 358 | { |
af19b491 | 359 | struct pci_dev *pdev = adapter->pdev; |
f94bc1e7 | 360 | int err = -1; |
af19b491 AKS |
361 | |
362 | adapter->max_sds_rings = 1; | |
af19b491 | 363 | adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED); |
af19b491 AKS |
364 | qlcnic_set_msix_bit(pdev, 0); |
365 | ||
366 | if (adapter->msix_supported) { | |
f94bc1e7 | 367 | enable_msix: |
af19b491 AKS |
368 | qlcnic_init_msix_entries(adapter, num_msix); |
369 | err = pci_enable_msix(pdev, adapter->msix_entries, num_msix); | |
370 | if (err == 0) { | |
371 | adapter->flags |= QLCNIC_MSIX_ENABLED; | |
372 | qlcnic_set_msix_bit(pdev, 1); | |
373 | ||
b1fc6d3c | 374 | adapter->max_sds_rings = num_msix; |
af19b491 AKS |
375 | |
376 | dev_info(&pdev->dev, "using msi-x interrupts\n"); | |
f94bc1e7 | 377 | return err; |
af19b491 | 378 | } |
f94bc1e7 SC |
379 | if (err > 0) { |
380 | num_msix = rounddown_pow_of_two(err); | |
381 | if (num_msix) | |
382 | goto enable_msix; | |
383 | } | |
384 | } | |
385 | return err; | |
386 | } | |
af19b491 | 387 | |
af19b491 | 388 | |
f94bc1e7 SC |
389 | static void qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter) |
390 | { | |
391 | const struct qlcnic_legacy_intr_set *legacy_intrp; | |
392 | struct pci_dev *pdev = adapter->pdev; | |
af19b491 AKS |
393 | |
394 | if (use_msi && !pci_enable_msi(pdev)) { | |
395 | adapter->flags |= QLCNIC_MSI_ENABLED; | |
396 | adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter, | |
b1fc6d3c | 397 | msi_tgt_status[adapter->ahw->pci_func]); |
af19b491 AKS |
398 | dev_info(&pdev->dev, "using msi interrupts\n"); |
399 | adapter->msix_entries[0].vector = pdev->irq; | |
400 | return; | |
401 | } | |
402 | ||
f94bc1e7 SC |
403 | legacy_intrp = &legacy_intr[adapter->ahw->pci_func]; |
404 | ||
405 | adapter->int_vec_bit = legacy_intrp->int_vec_bit; | |
406 | adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter, | |
407 | legacy_intrp->tgt_status_reg); | |
408 | adapter->tgt_mask_reg = qlcnic_get_ioaddr(adapter, | |
409 | legacy_intrp->tgt_mask_reg); | |
410 | adapter->isr_int_vec = qlcnic_get_ioaddr(adapter, ISR_INT_VECTOR); | |
411 | ||
412 | adapter->crb_int_state_reg = qlcnic_get_ioaddr(adapter, | |
413 | ISR_INT_STATE_REG); | |
af19b491 AKS |
414 | dev_info(&pdev->dev, "using legacy interrupts\n"); |
415 | adapter->msix_entries[0].vector = pdev->irq; | |
416 | } | |
417 | ||
f94bc1e7 SC |
418 | static void |
419 | qlcnic_setup_intr(struct qlcnic_adapter *adapter) | |
420 | { | |
421 | int num_msix; | |
422 | ||
423 | if (adapter->msix_supported) { | |
5f6ec29a SC |
424 | num_msix = rounddown_pow_of_two(min_t(int, num_online_cpus(), |
425 | QLCNIC_DEF_NUM_STS_DESC_RINGS)); | |
f94bc1e7 SC |
426 | } else |
427 | num_msix = 1; | |
428 | ||
429 | if (!qlcnic_enable_msix(adapter, num_msix)) | |
430 | return; | |
431 | ||
432 | qlcnic_enable_msi_legacy(adapter); | |
433 | } | |
434 | ||
af19b491 AKS |
435 | static void |
436 | qlcnic_teardown_intr(struct qlcnic_adapter *adapter) | |
437 | { | |
438 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
439 | pci_disable_msix(adapter->pdev); | |
440 | if (adapter->flags & QLCNIC_MSI_ENABLED) | |
441 | pci_disable_msi(adapter->pdev); | |
442 | } | |
443 | ||
444 | static void | |
445 | qlcnic_cleanup_pci_map(struct qlcnic_adapter *adapter) | |
446 | { | |
b1fc6d3c AC |
447 | if (adapter->ahw->pci_base0 != NULL) |
448 | iounmap(adapter->ahw->pci_base0); | |
af19b491 AKS |
449 | } |
450 | ||
346fe763 RB |
451 | static int |
452 | qlcnic_init_pci_info(struct qlcnic_adapter *adapter) | |
453 | { | |
e88db3bd | 454 | struct qlcnic_pci_info *pci_info; |
900853a4 | 455 | int i, ret = 0; |
346fe763 RB |
456 | u8 pfn; |
457 | ||
e88db3bd DC |
458 | pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL); |
459 | if (!pci_info) | |
460 | return -ENOMEM; | |
461 | ||
ca315ac2 | 462 | adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) * |
346fe763 | 463 | QLCNIC_MAX_PCI_FUNC, GFP_KERNEL); |
e88db3bd | 464 | if (!adapter->npars) { |
900853a4 | 465 | ret = -ENOMEM; |
e88db3bd DC |
466 | goto err_pci_info; |
467 | } | |
346fe763 | 468 | |
ca315ac2 | 469 | adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) * |
346fe763 RB |
470 | QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL); |
471 | if (!adapter->eswitch) { | |
900853a4 | 472 | ret = -ENOMEM; |
ca315ac2 | 473 | goto err_npars; |
346fe763 RB |
474 | } |
475 | ||
476 | ret = qlcnic_get_pci_info(adapter, pci_info); | |
ca315ac2 DC |
477 | if (ret) |
478 | goto err_eswitch; | |
346fe763 | 479 | |
ca315ac2 DC |
480 | for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { |
481 | pfn = pci_info[i].id; | |
0f6efff9 | 482 | if (pfn >= QLCNIC_MAX_PCI_FUNC) { |
f848d6dd SC |
483 | ret = QL_STATUS_INVALID_PARAM; |
484 | goto err_eswitch; | |
485 | } | |
a1c0c459 SC |
486 | adapter->npars[pfn].active = (u8)pci_info[i].active; |
487 | adapter->npars[pfn].type = (u8)pci_info[i].type; | |
488 | adapter->npars[pfn].phy_port = (u8)pci_info[i].default_port; | |
ca315ac2 DC |
489 | adapter->npars[pfn].min_bw = pci_info[i].tx_min_bw; |
490 | adapter->npars[pfn].max_bw = pci_info[i].tx_max_bw; | |
346fe763 RB |
491 | } |
492 | ||
ca315ac2 DC |
493 | for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) |
494 | adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE; | |
495 | ||
e88db3bd | 496 | kfree(pci_info); |
ca315ac2 DC |
497 | return 0; |
498 | ||
499 | err_eswitch: | |
346fe763 RB |
500 | kfree(adapter->eswitch); |
501 | adapter->eswitch = NULL; | |
ca315ac2 | 502 | err_npars: |
346fe763 | 503 | kfree(adapter->npars); |
ca315ac2 | 504 | adapter->npars = NULL; |
e88db3bd DC |
505 | err_pci_info: |
506 | kfree(pci_info); | |
346fe763 RB |
507 | |
508 | return ret; | |
509 | } | |
510 | ||
2e9d722d AC |
511 | static int |
512 | qlcnic_set_function_modes(struct qlcnic_adapter *adapter) | |
513 | { | |
514 | u8 id; | |
515 | u32 ref_count; | |
516 | int i, ret = 1; | |
517 | u32 data = QLCNIC_MGMT_FUNC; | |
b1fc6d3c | 518 | void __iomem *priv_op = adapter->ahw->pci_base0 + QLCNIC_DRV_OP_MODE; |
2e9d722d AC |
519 | |
520 | /* If other drivers are not in use set their privilege level */ | |
31018e06 | 521 | ref_count = QLCRD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
2e9d722d AC |
522 | ret = qlcnic_api_lock(adapter); |
523 | if (ret) | |
524 | goto err_lock; | |
2e9d722d | 525 | |
0e33c664 AC |
526 | if (qlcnic_config_npars) { |
527 | for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { | |
346fe763 | 528 | id = i; |
0e33c664 | 529 | if (adapter->npars[i].type != QLCNIC_TYPE_NIC || |
b1fc6d3c | 530 | id == adapter->ahw->pci_func) |
0e33c664 AC |
531 | continue; |
532 | data |= (qlcnic_config_npars & | |
533 | QLC_DEV_SET_DRV(0xf, id)); | |
534 | } | |
535 | } else { | |
536 | data = readl(priv_op); | |
b1fc6d3c | 537 | data = (data & ~QLC_DEV_SET_DRV(0xf, adapter->ahw->pci_func)) | |
0e33c664 | 538 | (QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC, |
b1fc6d3c | 539 | adapter->ahw->pci_func)); |
2e9d722d AC |
540 | } |
541 | writel(data, priv_op); | |
2e9d722d AC |
542 | qlcnic_api_unlock(adapter); |
543 | err_lock: | |
544 | return ret; | |
545 | } | |
546 | ||
0866d96d AC |
547 | static void |
548 | qlcnic_check_vf(struct qlcnic_adapter *adapter) | |
2e9d722d AC |
549 | { |
550 | void __iomem *msix_base_addr; | |
551 | void __iomem *priv_op; | |
552 | u32 func; | |
553 | u32 msix_base; | |
554 | u32 op_mode, priv_level; | |
555 | ||
556 | /* Determine FW API version */ | |
b1fc6d3c AC |
557 | adapter->fw_hal_version = readl(adapter->ahw->pci_base0 + |
558 | QLCNIC_FW_API); | |
2e9d722d AC |
559 | |
560 | /* Find PCI function number */ | |
561 | pci_read_config_dword(adapter->pdev, QLCNIC_MSIX_TABLE_OFFSET, &func); | |
b1fc6d3c | 562 | msix_base_addr = adapter->ahw->pci_base0 + QLCNIC_MSIX_BASE; |
2e9d722d AC |
563 | msix_base = readl(msix_base_addr); |
564 | func = (func - msix_base)/QLCNIC_MSIX_TBL_PGSIZE; | |
b1fc6d3c | 565 | adapter->ahw->pci_func = func; |
2e9d722d AC |
566 | |
567 | /* Determine function privilege level */ | |
b1fc6d3c | 568 | priv_op = adapter->ahw->pci_base0 + QLCNIC_DRV_OP_MODE; |
2e9d722d | 569 | op_mode = readl(priv_op); |
0e33c664 | 570 | if (op_mode == QLC_DEV_DRV_DEFAULT) |
2e9d722d | 571 | priv_level = QLCNIC_MGMT_FUNC; |
0e33c664 | 572 | else |
b1fc6d3c | 573 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
2e9d722d | 574 | |
0866d96d | 575 | if (priv_level == QLCNIC_NON_PRIV_FUNC) { |
9f26f547 AC |
576 | adapter->op_mode = QLCNIC_NON_PRIV_FUNC; |
577 | dev_info(&adapter->pdev->dev, | |
578 | "HAL Version: %d Non Privileged function\n", | |
579 | adapter->fw_hal_version); | |
580 | adapter->nic_ops = &qlcnic_vf_ops; | |
0866d96d AC |
581 | } else |
582 | adapter->nic_ops = &qlcnic_ops; | |
2e9d722d AC |
583 | } |
584 | ||
af19b491 AKS |
585 | static int |
586 | qlcnic_setup_pci_map(struct qlcnic_adapter *adapter) | |
587 | { | |
588 | void __iomem *mem_ptr0 = NULL; | |
589 | resource_size_t mem_base; | |
590 | unsigned long mem_len, pci_len0 = 0; | |
591 | ||
592 | struct pci_dev *pdev = adapter->pdev; | |
af19b491 | 593 | |
af19b491 AKS |
594 | /* remap phys address */ |
595 | mem_base = pci_resource_start(pdev, 0); /* 0 is for BAR 0 */ | |
596 | mem_len = pci_resource_len(pdev, 0); | |
597 | ||
598 | if (mem_len == QLCNIC_PCI_2MB_SIZE) { | |
599 | ||
600 | mem_ptr0 = pci_ioremap_bar(pdev, 0); | |
601 | if (mem_ptr0 == NULL) { | |
602 | dev_err(&pdev->dev, "failed to map PCI bar 0\n"); | |
603 | return -EIO; | |
604 | } | |
605 | pci_len0 = mem_len; | |
606 | } else { | |
607 | return -EIO; | |
608 | } | |
609 | ||
610 | dev_info(&pdev->dev, "%dMB memory map\n", (int)(mem_len>>20)); | |
611 | ||
b1fc6d3c AC |
612 | adapter->ahw->pci_base0 = mem_ptr0; |
613 | adapter->ahw->pci_len0 = pci_len0; | |
af19b491 | 614 | |
0866d96d | 615 | qlcnic_check_vf(adapter); |
2e9d722d | 616 | |
b1fc6d3c AC |
617 | adapter->ahw->ocm_win_crb = qlcnic_get_ioaddr(adapter, |
618 | QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG( | |
619 | adapter->ahw->pci_func))); | |
af19b491 AKS |
620 | |
621 | return 0; | |
622 | } | |
623 | ||
624 | static void get_brd_name(struct qlcnic_adapter *adapter, char *name) | |
625 | { | |
626 | struct pci_dev *pdev = adapter->pdev; | |
627 | int i, found = 0; | |
628 | ||
629 | for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) { | |
630 | if (qlcnic_boards[i].vendor == pdev->vendor && | |
631 | qlcnic_boards[i].device == pdev->device && | |
632 | qlcnic_boards[i].sub_vendor == pdev->subsystem_vendor && | |
633 | qlcnic_boards[i].sub_device == pdev->subsystem_device) { | |
02f6e46f SC |
634 | sprintf(name, "%pM: %s" , |
635 | adapter->mac_addr, | |
636 | qlcnic_boards[i].short_name); | |
af19b491 AKS |
637 | found = 1; |
638 | break; | |
639 | } | |
640 | ||
641 | } | |
642 | ||
643 | if (!found) | |
7f9a0c34 | 644 | sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr); |
af19b491 AKS |
645 | } |
646 | ||
647 | static void | |
648 | qlcnic_check_options(struct qlcnic_adapter *adapter) | |
649 | { | |
031a4a26 | 650 | u32 fw_major, fw_minor, fw_build, prev_fw_version; |
af19b491 | 651 | struct pci_dev *pdev = adapter->pdev; |
031a4a26 SV |
652 | struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump; |
653 | ||
654 | prev_fw_version = adapter->fw_version; | |
af19b491 AKS |
655 | |
656 | fw_major = QLCRD32(adapter, QLCNIC_FW_VERSION_MAJOR); | |
657 | fw_minor = QLCRD32(adapter, QLCNIC_FW_VERSION_MINOR); | |
658 | fw_build = QLCRD32(adapter, QLCNIC_FW_VERSION_SUB); | |
659 | ||
660 | adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build); | |
661 | ||
031a4a26 SV |
662 | if (adapter->op_mode != QLCNIC_NON_PRIV_FUNC) { |
663 | if (fw_dump->tmpl_hdr == NULL || | |
664 | adapter->fw_version > prev_fw_version) { | |
665 | if (fw_dump->tmpl_hdr) | |
666 | vfree(fw_dump->tmpl_hdr); | |
667 | if (!qlcnic_fw_cmd_get_minidump_temp(adapter)) | |
668 | dev_info(&pdev->dev, | |
669 | "Supports FW dump capability\n"); | |
670 | } | |
671 | } | |
672 | ||
251a84c9 AKS |
673 | dev_info(&pdev->dev, "firmware v%d.%d.%d\n", |
674 | fw_major, fw_minor, fw_build); | |
b1fc6d3c | 675 | if (adapter->ahw->port_type == QLCNIC_XGBE) { |
90d19005 SC |
676 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { |
677 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF; | |
678 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF; | |
679 | } else { | |
680 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G; | |
681 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_10G; | |
682 | } | |
683 | ||
af19b491 | 684 | adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; |
90d19005 SC |
685 | adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; |
686 | ||
b1fc6d3c | 687 | } else if (adapter->ahw->port_type == QLCNIC_GBE) { |
af19b491 AKS |
688 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G; |
689 | adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; | |
90d19005 SC |
690 | adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; |
691 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G; | |
af19b491 AKS |
692 | } |
693 | ||
694 | adapter->msix_supported = !!use_msi_x; | |
af19b491 AKS |
695 | |
696 | adapter->num_txd = MAX_CMD_DESCRIPTORS; | |
697 | ||
251b036a | 698 | adapter->max_rds_rings = MAX_RDS_RINGS; |
af19b491 AKS |
699 | } |
700 | ||
174240a8 RB |
701 | static int |
702 | qlcnic_initialize_nic(struct qlcnic_adapter *adapter) | |
703 | { | |
704 | int err; | |
705 | struct qlcnic_info nic_info; | |
706 | ||
b1fc6d3c | 707 | err = qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw->pci_func); |
174240a8 RB |
708 | if (err) |
709 | return err; | |
710 | ||
a1c0c459 | 711 | adapter->physical_port = (u8)nic_info.phys_port; |
174240a8 RB |
712 | adapter->switch_mode = nic_info.switch_mode; |
713 | adapter->max_tx_ques = nic_info.max_tx_ques; | |
714 | adapter->max_rx_ques = nic_info.max_rx_ques; | |
715 | adapter->capabilities = nic_info.capabilities; | |
716 | adapter->max_mac_filters = nic_info.max_mac_filters; | |
717 | adapter->max_mtu = nic_info.max_mtu; | |
718 | ||
719 | if (adapter->capabilities & BIT_6) | |
720 | adapter->flags |= QLCNIC_ESWITCH_ENABLED; | |
721 | else | |
722 | adapter->flags &= ~QLCNIC_ESWITCH_ENABLED; | |
723 | ||
724 | return err; | |
725 | } | |
726 | ||
8cf61f89 AKS |
727 | static void |
728 | qlcnic_set_vlan_config(struct qlcnic_adapter *adapter, | |
729 | struct qlcnic_esw_func_cfg *esw_cfg) | |
730 | { | |
731 | if (esw_cfg->discard_tagged) | |
732 | adapter->flags &= ~QLCNIC_TAGGING_ENABLED; | |
733 | else | |
734 | adapter->flags |= QLCNIC_TAGGING_ENABLED; | |
735 | ||
736 | if (esw_cfg->vlan_id) | |
737 | adapter->pvid = esw_cfg->vlan_id; | |
738 | else | |
739 | adapter->pvid = 0; | |
740 | } | |
741 | ||
8e586137 | 742 | static int |
b9796a14 AC |
743 | qlcnic_vlan_rx_add(struct net_device *netdev, u16 vid) |
744 | { | |
745 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
746 | set_bit(vid, adapter->vlans); | |
8e586137 | 747 | return 0; |
b9796a14 AC |
748 | } |
749 | ||
8e586137 | 750 | static int |
b9796a14 AC |
751 | qlcnic_vlan_rx_del(struct net_device *netdev, u16 vid) |
752 | { | |
753 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
754 | ||
755 | qlcnic_restore_indev_addr(netdev, NETDEV_DOWN); | |
756 | clear_bit(vid, adapter->vlans); | |
8e586137 | 757 | return 0; |
b9796a14 AC |
758 | } |
759 | ||
0325d69b RB |
760 | static void |
761 | qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter, | |
762 | struct qlcnic_esw_func_cfg *esw_cfg) | |
763 | { | |
ee07c1a7 RB |
764 | adapter->flags &= ~(QLCNIC_MACSPOOF | QLCNIC_MAC_OVERRIDE_DISABLED | |
765 | QLCNIC_PROMISC_DISABLED); | |
7613c87b RB |
766 | |
767 | if (esw_cfg->mac_anti_spoof) | |
768 | adapter->flags |= QLCNIC_MACSPOOF; | |
fe4d434d | 769 | |
7373373d RB |
770 | if (!esw_cfg->mac_override) |
771 | adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED; | |
772 | ||
ee07c1a7 RB |
773 | if (!esw_cfg->promisc_mode) |
774 | adapter->flags |= QLCNIC_PROMISC_DISABLED; | |
775 | ||
0325d69b RB |
776 | qlcnic_set_netdev_features(adapter, esw_cfg); |
777 | } | |
778 | ||
779 | static int | |
780 | qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter) | |
781 | { | |
782 | struct qlcnic_esw_func_cfg esw_cfg; | |
783 | ||
784 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) | |
785 | return 0; | |
786 | ||
b1fc6d3c | 787 | esw_cfg.pci_func = adapter->ahw->pci_func; |
0325d69b RB |
788 | if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg)) |
789 | return -EIO; | |
8cf61f89 | 790 | qlcnic_set_vlan_config(adapter, &esw_cfg); |
0325d69b RB |
791 | qlcnic_set_eswitch_port_features(adapter, &esw_cfg); |
792 | ||
793 | return 0; | |
794 | } | |
795 | ||
796 | static void | |
797 | qlcnic_set_netdev_features(struct qlcnic_adapter *adapter, | |
798 | struct qlcnic_esw_func_cfg *esw_cfg) | |
799 | { | |
800 | struct net_device *netdev = adapter->netdev; | |
c8f44aff | 801 | netdev_features_t features, vlan_features; |
0325d69b | 802 | |
135d84a9 | 803 | features = (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | |
0325d69b RB |
804 | NETIF_F_IPV6_CSUM | NETIF_F_GRO); |
805 | vlan_features = (NETIF_F_SG | NETIF_F_IP_CSUM | | |
b9796a14 | 806 | NETIF_F_IPV6_CSUM | NETIF_F_HW_VLAN_FILTER); |
0325d69b RB |
807 | |
808 | if (adapter->capabilities & QLCNIC_FW_CAPABILITY_TSO) { | |
809 | features |= (NETIF_F_TSO | NETIF_F_TSO6); | |
810 | vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6); | |
811 | } | |
b56421d0 RB |
812 | |
813 | if (netdev->features & NETIF_F_LRO) | |
0325d69b RB |
814 | features |= NETIF_F_LRO; |
815 | ||
816 | if (esw_cfg->offload_flags & BIT_0) { | |
817 | netdev->features |= features; | |
0325d69b RB |
818 | if (!(esw_cfg->offload_flags & BIT_1)) |
819 | netdev->features &= ~NETIF_F_TSO; | |
820 | if (!(esw_cfg->offload_flags & BIT_2)) | |
821 | netdev->features &= ~NETIF_F_TSO6; | |
822 | } else { | |
823 | netdev->features &= ~features; | |
0325d69b RB |
824 | } |
825 | ||
826 | netdev->vlan_features = (features & vlan_features); | |
827 | } | |
828 | ||
0866d96d AC |
829 | static int |
830 | qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter) | |
831 | { | |
832 | void __iomem *priv_op; | |
833 | u32 op_mode, priv_level; | |
834 | int err = 0; | |
835 | ||
174240a8 RB |
836 | err = qlcnic_initialize_nic(adapter); |
837 | if (err) | |
838 | return err; | |
839 | ||
0866d96d AC |
840 | if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED) |
841 | return 0; | |
842 | ||
b1fc6d3c | 843 | priv_op = adapter->ahw->pci_base0 + QLCNIC_DRV_OP_MODE; |
0866d96d | 844 | op_mode = readl(priv_op); |
b1fc6d3c | 845 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
0866d96d AC |
846 | |
847 | if (op_mode == QLC_DEV_DRV_DEFAULT) | |
848 | priv_level = QLCNIC_MGMT_FUNC; | |
849 | else | |
b1fc6d3c | 850 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
0866d96d | 851 | |
174240a8 | 852 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { |
0866d96d AC |
853 | if (priv_level == QLCNIC_MGMT_FUNC) { |
854 | adapter->op_mode = QLCNIC_MGMT_FUNC; | |
855 | err = qlcnic_init_pci_info(adapter); | |
856 | if (err) | |
857 | return err; | |
858 | /* Set privilege level for other functions */ | |
859 | qlcnic_set_function_modes(adapter); | |
860 | dev_info(&adapter->pdev->dev, | |
861 | "HAL Version: %d, Management function\n", | |
862 | adapter->fw_hal_version); | |
863 | } else if (priv_level == QLCNIC_PRIV_FUNC) { | |
864 | adapter->op_mode = QLCNIC_PRIV_FUNC; | |
865 | dev_info(&adapter->pdev->dev, | |
866 | "HAL Version: %d, Privileged function\n", | |
867 | adapter->fw_hal_version); | |
868 | } | |
174240a8 | 869 | } |
0866d96d AC |
870 | |
871 | adapter->flags |= QLCNIC_ADAPTER_INITIALIZED; | |
872 | ||
873 | return err; | |
874 | } | |
875 | ||
0325d69b RB |
876 | static int |
877 | qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter) | |
878 | { | |
879 | struct qlcnic_esw_func_cfg esw_cfg; | |
880 | struct qlcnic_npar_info *npar; | |
881 | u8 i; | |
882 | ||
174240a8 | 883 | if (adapter->need_fw_reset) |
0325d69b RB |
884 | return 0; |
885 | ||
886 | for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { | |
887 | if (adapter->npars[i].type != QLCNIC_TYPE_NIC) | |
888 | continue; | |
889 | memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg)); | |
890 | esw_cfg.pci_func = i; | |
891 | esw_cfg.offload_flags = BIT_0; | |
7373373d | 892 | esw_cfg.mac_override = BIT_0; |
ee07c1a7 | 893 | esw_cfg.promisc_mode = BIT_0; |
0325d69b RB |
894 | if (adapter->capabilities & QLCNIC_FW_CAPABILITY_TSO) |
895 | esw_cfg.offload_flags |= (BIT_1 | BIT_2); | |
896 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) | |
897 | return -EIO; | |
898 | npar = &adapter->npars[i]; | |
899 | npar->pvid = esw_cfg.vlan_id; | |
7373373d | 900 | npar->mac_override = esw_cfg.mac_override; |
0325d69b RB |
901 | npar->mac_anti_spoof = esw_cfg.mac_anti_spoof; |
902 | npar->discard_tagged = esw_cfg.discard_tagged; | |
903 | npar->promisc_mode = esw_cfg.promisc_mode; | |
904 | npar->offload_flags = esw_cfg.offload_flags; | |
905 | } | |
906 | ||
907 | return 0; | |
908 | } | |
909 | ||
4e8acb01 RB |
910 | static int |
911 | qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter, | |
912 | struct qlcnic_npar_info *npar, int pci_func) | |
913 | { | |
914 | struct qlcnic_esw_func_cfg esw_cfg; | |
915 | esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS; | |
916 | esw_cfg.pci_func = pci_func; | |
917 | esw_cfg.vlan_id = npar->pvid; | |
7373373d | 918 | esw_cfg.mac_override = npar->mac_override; |
4e8acb01 RB |
919 | esw_cfg.discard_tagged = npar->discard_tagged; |
920 | esw_cfg.mac_anti_spoof = npar->mac_anti_spoof; | |
921 | esw_cfg.offload_flags = npar->offload_flags; | |
922 | esw_cfg.promisc_mode = npar->promisc_mode; | |
923 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) | |
924 | return -EIO; | |
925 | ||
926 | esw_cfg.op_mode = QLCNIC_ADD_VLAN; | |
927 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) | |
928 | return -EIO; | |
929 | ||
930 | return 0; | |
931 | } | |
932 | ||
cea8975e AC |
933 | static int |
934 | qlcnic_reset_npar_config(struct qlcnic_adapter *adapter) | |
935 | { | |
4e8acb01 | 936 | int i, err; |
cea8975e AC |
937 | struct qlcnic_npar_info *npar; |
938 | struct qlcnic_info nic_info; | |
939 | ||
174240a8 | 940 | if (!adapter->need_fw_reset) |
cea8975e AC |
941 | return 0; |
942 | ||
4e8acb01 RB |
943 | /* Set the NPAR config data after FW reset */ |
944 | for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { | |
945 | npar = &adapter->npars[i]; | |
946 | if (npar->type != QLCNIC_TYPE_NIC) | |
947 | continue; | |
948 | err = qlcnic_get_nic_info(adapter, &nic_info, i); | |
949 | if (err) | |
950 | return err; | |
951 | nic_info.min_tx_bw = npar->min_bw; | |
952 | nic_info.max_tx_bw = npar->max_bw; | |
953 | err = qlcnic_set_nic_info(adapter, &nic_info); | |
954 | if (err) | |
955 | return err; | |
cea8975e | 956 | |
4e8acb01 RB |
957 | if (npar->enable_pm) { |
958 | err = qlcnic_config_port_mirroring(adapter, | |
959 | npar->dest_npar, 1, i); | |
960 | if (err) | |
961 | return err; | |
cea8975e | 962 | } |
4e8acb01 RB |
963 | err = qlcnic_reset_eswitch_config(adapter, npar, i); |
964 | if (err) | |
965 | return err; | |
cea8975e | 966 | } |
4e8acb01 | 967 | return 0; |
cea8975e AC |
968 | } |
969 | ||
78f84e1a AKS |
970 | static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter) |
971 | { | |
972 | u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO; | |
973 | u32 npar_state; | |
974 | ||
975 | if (adapter->op_mode == QLCNIC_MGMT_FUNC) | |
976 | return 0; | |
977 | ||
978 | npar_state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); | |
979 | while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) { | |
980 | msleep(1000); | |
981 | npar_state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); | |
982 | } | |
983 | if (!npar_opt_timeo) { | |
984 | dev_err(&adapter->pdev->dev, | |
985 | "Waiting for NPAR state to opertional timeout\n"); | |
986 | return -EIO; | |
987 | } | |
988 | return 0; | |
989 | } | |
990 | ||
174240a8 RB |
991 | static int |
992 | qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter) | |
993 | { | |
994 | int err; | |
995 | ||
996 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) || | |
997 | adapter->op_mode != QLCNIC_MGMT_FUNC) | |
998 | return 0; | |
999 | ||
1000 | err = qlcnic_set_default_offload_settings(adapter); | |
1001 | if (err) | |
1002 | return err; | |
1003 | ||
1004 | err = qlcnic_reset_npar_config(adapter); | |
1005 | if (err) | |
1006 | return err; | |
1007 | ||
1008 | qlcnic_dev_set_npar_ready(adapter); | |
1009 | ||
1010 | return err; | |
1011 | } | |
1012 | ||
af19b491 AKS |
1013 | static int |
1014 | qlcnic_start_firmware(struct qlcnic_adapter *adapter) | |
1015 | { | |
d4066833 | 1016 | int err; |
af19b491 | 1017 | |
aa5e18c0 SC |
1018 | err = qlcnic_can_start_firmware(adapter); |
1019 | if (err < 0) | |
1020 | return err; | |
1021 | else if (!err) | |
d4066833 | 1022 | goto check_fw_status; |
af19b491 | 1023 | |
4d5bdb38 AKS |
1024 | if (load_fw_file) |
1025 | qlcnic_request_firmware(adapter); | |
8f891387 | 1026 | else { |
8cfdce08 SC |
1027 | err = qlcnic_check_flash_fw_ver(adapter); |
1028 | if (err) | |
8f891387 | 1029 | goto err_out; |
1030 | ||
4d5bdb38 | 1031 | adapter->fw_type = QLCNIC_FLASH_ROMIMAGE; |
8f891387 | 1032 | } |
af19b491 AKS |
1033 | |
1034 | err = qlcnic_need_fw_reset(adapter); | |
af19b491 | 1035 | if (err == 0) |
4e70812b | 1036 | goto check_fw_status; |
af19b491 | 1037 | |
d4066833 SC |
1038 | err = qlcnic_pinit_from_rom(adapter); |
1039 | if (err) | |
1040 | goto err_out; | |
af19b491 AKS |
1041 | |
1042 | err = qlcnic_load_firmware(adapter); | |
1043 | if (err) | |
1044 | goto err_out; | |
1045 | ||
1046 | qlcnic_release_firmware(adapter); | |
d4066833 | 1047 | QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION); |
af19b491 | 1048 | |
d4066833 SC |
1049 | check_fw_status: |
1050 | err = qlcnic_check_fw_status(adapter); | |
af19b491 AKS |
1051 | if (err) |
1052 | goto err_out; | |
1053 | ||
1054 | QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY); | |
6df900e9 | 1055 | qlcnic_idc_debug_info(adapter, 1); |
b18971d1 | 1056 | |
0866d96d AC |
1057 | err = qlcnic_check_eswitch_mode(adapter); |
1058 | if (err) { | |
1059 | dev_err(&adapter->pdev->dev, | |
1060 | "Memory allocation failed for eswitch\n"); | |
1061 | goto err_out; | |
1062 | } | |
174240a8 RB |
1063 | err = qlcnic_set_mgmt_operations(adapter); |
1064 | if (err) | |
1065 | goto err_out; | |
1066 | ||
1067 | qlcnic_check_options(adapter); | |
af19b491 AKS |
1068 | adapter->need_fw_reset = 0; |
1069 | ||
a7fc948f AKS |
1070 | qlcnic_release_firmware(adapter); |
1071 | return 0; | |
af19b491 AKS |
1072 | |
1073 | err_out: | |
a7fc948f AKS |
1074 | QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED); |
1075 | dev_err(&adapter->pdev->dev, "Device state set to failed\n"); | |
0866d96d | 1076 | |
af19b491 AKS |
1077 | qlcnic_release_firmware(adapter); |
1078 | return err; | |
1079 | } | |
1080 | ||
1081 | static int | |
1082 | qlcnic_request_irq(struct qlcnic_adapter *adapter) | |
1083 | { | |
1084 | irq_handler_t handler; | |
1085 | struct qlcnic_host_sds_ring *sds_ring; | |
1086 | int err, ring; | |
1087 | ||
1088 | unsigned long flags = 0; | |
1089 | struct net_device *netdev = adapter->netdev; | |
b1fc6d3c | 1090 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 | 1091 | |
7eb9855d AKS |
1092 | if (adapter->diag_test == QLCNIC_INTERRUPT_TEST) { |
1093 | handler = qlcnic_tmp_intr; | |
1094 | if (!QLCNIC_IS_MSI_FAMILY(adapter)) | |
1095 | flags |= IRQF_SHARED; | |
1096 | ||
1097 | } else { | |
1098 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
1099 | handler = qlcnic_msix_intr; | |
1100 | else if (adapter->flags & QLCNIC_MSI_ENABLED) | |
1101 | handler = qlcnic_msi_intr; | |
1102 | else { | |
1103 | flags |= IRQF_SHARED; | |
1104 | handler = qlcnic_intr; | |
1105 | } | |
af19b491 AKS |
1106 | } |
1107 | adapter->irq = netdev->irq; | |
1108 | ||
1109 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { | |
1110 | sds_ring = &recv_ctx->sds_rings[ring]; | |
1111 | sprintf(sds_ring->name, "%s[%d]", netdev->name, ring); | |
1112 | err = request_irq(sds_ring->irq, handler, | |
1113 | flags, sds_ring->name, sds_ring); | |
1114 | if (err) | |
1115 | return err; | |
1116 | } | |
1117 | ||
1118 | return 0; | |
1119 | } | |
1120 | ||
1121 | static void | |
1122 | qlcnic_free_irq(struct qlcnic_adapter *adapter) | |
1123 | { | |
1124 | int ring; | |
1125 | struct qlcnic_host_sds_ring *sds_ring; | |
1126 | ||
b1fc6d3c | 1127 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 AKS |
1128 | |
1129 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { | |
1130 | sds_ring = &recv_ctx->sds_rings[ring]; | |
1131 | free_irq(sds_ring->irq, sds_ring); | |
1132 | } | |
1133 | } | |
1134 | ||
af19b491 AKS |
1135 | static int |
1136 | __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) | |
1137 | { | |
8a15ad1f AKS |
1138 | int ring; |
1139 | struct qlcnic_host_rds_ring *rds_ring; | |
1140 | ||
af19b491 AKS |
1141 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) |
1142 | return -EIO; | |
1143 | ||
8a15ad1f AKS |
1144 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
1145 | return 0; | |
0325d69b RB |
1146 | if (qlcnic_set_eswitch_port_config(adapter)) |
1147 | return -EIO; | |
8a15ad1f AKS |
1148 | |
1149 | if (qlcnic_fw_create_ctx(adapter)) | |
1150 | return -EIO; | |
1151 | ||
1152 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { | |
b1fc6d3c AC |
1153 | rds_ring = &adapter->recv_ctx->rds_rings[ring]; |
1154 | qlcnic_post_rx_buffers(adapter, rds_ring); | |
8a15ad1f AKS |
1155 | } |
1156 | ||
af19b491 AKS |
1157 | qlcnic_set_multi(netdev); |
1158 | qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu); | |
1159 | ||
b1fc6d3c | 1160 | adapter->ahw->linkup = 0; |
af19b491 AKS |
1161 | |
1162 | if (adapter->max_sds_rings > 1) | |
1163 | qlcnic_config_rss(adapter, 1); | |
1164 | ||
1165 | qlcnic_config_intr_coalesce(adapter); | |
1166 | ||
24763d80 | 1167 | if (netdev->features & NETIF_F_LRO) |
af19b491 AKS |
1168 | qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED); |
1169 | ||
1170 | qlcnic_napi_enable(adapter); | |
1171 | ||
1172 | qlcnic_linkevent_request(adapter, 1); | |
1173 | ||
68bf1c68 | 1174 | adapter->reset_context = 0; |
af19b491 AKS |
1175 | set_bit(__QLCNIC_DEV_UP, &adapter->state); |
1176 | return 0; | |
1177 | } | |
1178 | ||
1179 | /* Usage: During resume and firmware recovery module.*/ | |
1180 | ||
1181 | static int | |
1182 | qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) | |
1183 | { | |
1184 | int err = 0; | |
1185 | ||
1186 | rtnl_lock(); | |
1187 | if (netif_running(netdev)) | |
1188 | err = __qlcnic_up(adapter, netdev); | |
1189 | rtnl_unlock(); | |
1190 | ||
1191 | return err; | |
1192 | } | |
1193 | ||
1194 | static void | |
1195 | __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) | |
1196 | { | |
1197 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) | |
1198 | return; | |
1199 | ||
1200 | if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state)) | |
1201 | return; | |
1202 | ||
1203 | smp_mb(); | |
1204 | spin_lock(&adapter->tx_clean_lock); | |
1205 | netif_carrier_off(netdev); | |
1206 | netif_tx_disable(netdev); | |
1207 | ||
1208 | qlcnic_free_mac_list(adapter); | |
1209 | ||
b5e5492c AKS |
1210 | if (adapter->fhash.fnum) |
1211 | qlcnic_delete_lb_filters(adapter); | |
1212 | ||
af19b491 AKS |
1213 | qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE); |
1214 | ||
1215 | qlcnic_napi_disable(adapter); | |
1216 | ||
8a15ad1f AKS |
1217 | qlcnic_fw_destroy_ctx(adapter); |
1218 | ||
1219 | qlcnic_reset_rx_buffers_list(adapter); | |
af19b491 AKS |
1220 | qlcnic_release_tx_buffers(adapter); |
1221 | spin_unlock(&adapter->tx_clean_lock); | |
1222 | } | |
1223 | ||
1224 | /* Usage: During suspend and firmware recovery module */ | |
1225 | ||
1226 | static void | |
1227 | qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) | |
1228 | { | |
1229 | rtnl_lock(); | |
1230 | if (netif_running(netdev)) | |
1231 | __qlcnic_down(adapter, netdev); | |
1232 | rtnl_unlock(); | |
1233 | ||
1234 | } | |
1235 | ||
1236 | static int | |
1237 | qlcnic_attach(struct qlcnic_adapter *adapter) | |
1238 | { | |
1239 | struct net_device *netdev = adapter->netdev; | |
1240 | struct pci_dev *pdev = adapter->pdev; | |
8a15ad1f | 1241 | int err; |
af19b491 AKS |
1242 | |
1243 | if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) | |
1244 | return 0; | |
1245 | ||
af19b491 AKS |
1246 | err = qlcnic_napi_add(adapter, netdev); |
1247 | if (err) | |
1248 | return err; | |
1249 | ||
1250 | err = qlcnic_alloc_sw_resources(adapter); | |
1251 | if (err) { | |
1252 | dev_err(&pdev->dev, "Error in setting sw resources\n"); | |
8a15ad1f | 1253 | goto err_out_napi_del; |
af19b491 AKS |
1254 | } |
1255 | ||
1256 | err = qlcnic_alloc_hw_resources(adapter); | |
1257 | if (err) { | |
1258 | dev_err(&pdev->dev, "Error in setting hw resources\n"); | |
1259 | goto err_out_free_sw; | |
1260 | } | |
1261 | ||
af19b491 AKS |
1262 | err = qlcnic_request_irq(adapter); |
1263 | if (err) { | |
1264 | dev_err(&pdev->dev, "failed to setup interrupt\n"); | |
8a15ad1f | 1265 | goto err_out_free_hw; |
af19b491 AKS |
1266 | } |
1267 | ||
af19b491 AKS |
1268 | qlcnic_create_sysfs_entries(adapter); |
1269 | ||
1270 | adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC; | |
1271 | return 0; | |
1272 | ||
8a15ad1f | 1273 | err_out_free_hw: |
af19b491 AKS |
1274 | qlcnic_free_hw_resources(adapter); |
1275 | err_out_free_sw: | |
1276 | qlcnic_free_sw_resources(adapter); | |
8a15ad1f AKS |
1277 | err_out_napi_del: |
1278 | qlcnic_napi_del(adapter); | |
af19b491 AKS |
1279 | return err; |
1280 | } | |
1281 | ||
1282 | static void | |
1283 | qlcnic_detach(struct qlcnic_adapter *adapter) | |
1284 | { | |
1285 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) | |
1286 | return; | |
1287 | ||
1288 | qlcnic_remove_sysfs_entries(adapter); | |
1289 | ||
1290 | qlcnic_free_hw_resources(adapter); | |
1291 | qlcnic_release_rx_buffers(adapter); | |
1292 | qlcnic_free_irq(adapter); | |
1293 | qlcnic_napi_del(adapter); | |
1294 | qlcnic_free_sw_resources(adapter); | |
1295 | ||
1296 | adapter->is_up = 0; | |
1297 | } | |
1298 | ||
7eb9855d AKS |
1299 | void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings) |
1300 | { | |
1301 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
1302 | struct qlcnic_host_sds_ring *sds_ring; | |
1303 | int ring; | |
1304 | ||
78ad3892 | 1305 | clear_bit(__QLCNIC_DEV_UP, &adapter->state); |
cdaff185 AKS |
1306 | if (adapter->diag_test == QLCNIC_INTERRUPT_TEST) { |
1307 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { | |
b1fc6d3c | 1308 | sds_ring = &adapter->recv_ctx->sds_rings[ring]; |
cdaff185 AKS |
1309 | qlcnic_disable_int(sds_ring); |
1310 | } | |
7eb9855d AKS |
1311 | } |
1312 | ||
8a15ad1f AKS |
1313 | qlcnic_fw_destroy_ctx(adapter); |
1314 | ||
7eb9855d AKS |
1315 | qlcnic_detach(adapter); |
1316 | ||
1317 | adapter->diag_test = 0; | |
1318 | adapter->max_sds_rings = max_sds_rings; | |
1319 | ||
1320 | if (qlcnic_attach(adapter)) | |
34ce3626 | 1321 | goto out; |
7eb9855d AKS |
1322 | |
1323 | if (netif_running(netdev)) | |
1324 | __qlcnic_up(adapter, netdev); | |
34ce3626 | 1325 | out: |
7eb9855d AKS |
1326 | netif_device_attach(netdev); |
1327 | } | |
1328 | ||
b1fc6d3c AC |
1329 | static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter) |
1330 | { | |
1331 | int err = 0; | |
1332 | adapter->ahw = kzalloc(sizeof(struct qlcnic_hardware_context), | |
1333 | GFP_KERNEL); | |
1334 | if (!adapter->ahw) { | |
1335 | dev_err(&adapter->pdev->dev, | |
1336 | "Failed to allocate recv ctx resources for adapter\n"); | |
1337 | err = -ENOMEM; | |
1338 | goto err_out; | |
1339 | } | |
1340 | adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context), | |
1341 | GFP_KERNEL); | |
1342 | if (!adapter->recv_ctx) { | |
1343 | dev_err(&adapter->pdev->dev, | |
1344 | "Failed to allocate recv ctx resources for adapter\n"); | |
1345 | kfree(adapter->ahw); | |
1346 | adapter->ahw = NULL; | |
1347 | err = -ENOMEM; | |
8816d009 | 1348 | goto err_out; |
b1fc6d3c | 1349 | } |
8816d009 AC |
1350 | /* Initialize interrupt coalesce parameters */ |
1351 | adapter->ahw->coal.flag = QLCNIC_INTR_DEFAULT; | |
1352 | adapter->ahw->coal.rx_time_us = QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US; | |
1353 | adapter->ahw->coal.rx_packets = QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS; | |
b1fc6d3c AC |
1354 | err_out: |
1355 | return err; | |
1356 | } | |
1357 | ||
1358 | static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter) | |
1359 | { | |
1360 | kfree(adapter->recv_ctx); | |
1361 | adapter->recv_ctx = NULL; | |
1362 | ||
18f2f616 AC |
1363 | if (adapter->ahw->fw_dump.tmpl_hdr) { |
1364 | vfree(adapter->ahw->fw_dump.tmpl_hdr); | |
1365 | adapter->ahw->fw_dump.tmpl_hdr = NULL; | |
1366 | } | |
b1fc6d3c AC |
1367 | kfree(adapter->ahw); |
1368 | adapter->ahw = NULL; | |
1369 | } | |
1370 | ||
7eb9855d AKS |
1371 | int qlcnic_diag_alloc_res(struct net_device *netdev, int test) |
1372 | { | |
1373 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
1374 | struct qlcnic_host_sds_ring *sds_ring; | |
8a15ad1f | 1375 | struct qlcnic_host_rds_ring *rds_ring; |
7eb9855d AKS |
1376 | int ring; |
1377 | int ret; | |
1378 | ||
1379 | netif_device_detach(netdev); | |
1380 | ||
1381 | if (netif_running(netdev)) | |
1382 | __qlcnic_down(adapter, netdev); | |
1383 | ||
1384 | qlcnic_detach(adapter); | |
1385 | ||
1386 | adapter->max_sds_rings = 1; | |
1387 | adapter->diag_test = test; | |
1388 | ||
1389 | ret = qlcnic_attach(adapter); | |
34ce3626 AKS |
1390 | if (ret) { |
1391 | netif_device_attach(netdev); | |
7eb9855d | 1392 | return ret; |
34ce3626 | 1393 | } |
7eb9855d | 1394 | |
8a15ad1f AKS |
1395 | ret = qlcnic_fw_create_ctx(adapter); |
1396 | if (ret) { | |
1397 | qlcnic_detach(adapter); | |
57e46248 | 1398 | netif_device_attach(netdev); |
8a15ad1f AKS |
1399 | return ret; |
1400 | } | |
1401 | ||
1402 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { | |
b1fc6d3c AC |
1403 | rds_ring = &adapter->recv_ctx->rds_rings[ring]; |
1404 | qlcnic_post_rx_buffers(adapter, rds_ring); | |
8a15ad1f AKS |
1405 | } |
1406 | ||
cdaff185 AKS |
1407 | if (adapter->diag_test == QLCNIC_INTERRUPT_TEST) { |
1408 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { | |
b1fc6d3c | 1409 | sds_ring = &adapter->recv_ctx->sds_rings[ring]; |
cdaff185 AKS |
1410 | qlcnic_enable_int(sds_ring); |
1411 | } | |
7eb9855d | 1412 | } |
22c8c934 SC |
1413 | |
1414 | if (adapter->diag_test == QLCNIC_LOOPBACK_TEST) { | |
1415 | adapter->ahw->loopback_state = 0; | |
1416 | qlcnic_linkevent_request(adapter, 1); | |
1417 | } | |
1418 | ||
78ad3892 | 1419 | set_bit(__QLCNIC_DEV_UP, &adapter->state); |
7eb9855d AKS |
1420 | |
1421 | return 0; | |
1422 | } | |
1423 | ||
68bf1c68 AKS |
1424 | /* Reset context in hardware only */ |
1425 | static int | |
1426 | qlcnic_reset_hw_context(struct qlcnic_adapter *adapter) | |
1427 | { | |
1428 | struct net_device *netdev = adapter->netdev; | |
1429 | ||
1430 | if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
1431 | return -EBUSY; | |
1432 | ||
1433 | netif_device_detach(netdev); | |
1434 | ||
1435 | qlcnic_down(adapter, netdev); | |
1436 | ||
1437 | qlcnic_up(adapter, netdev); | |
1438 | ||
1439 | netif_device_attach(netdev); | |
1440 | ||
1441 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
1442 | return 0; | |
1443 | } | |
1444 | ||
af19b491 AKS |
1445 | int |
1446 | qlcnic_reset_context(struct qlcnic_adapter *adapter) | |
1447 | { | |
1448 | int err = 0; | |
1449 | struct net_device *netdev = adapter->netdev; | |
1450 | ||
1451 | if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
1452 | return -EBUSY; | |
1453 | ||
1454 | if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) { | |
1455 | ||
1456 | netif_device_detach(netdev); | |
1457 | ||
1458 | if (netif_running(netdev)) | |
1459 | __qlcnic_down(adapter, netdev); | |
1460 | ||
1461 | qlcnic_detach(adapter); | |
1462 | ||
1463 | if (netif_running(netdev)) { | |
1464 | err = qlcnic_attach(adapter); | |
1d5c88e3 | 1465 | if (!err) { |
34ce3626 | 1466 | __qlcnic_up(adapter, netdev); |
1d5c88e3 AC |
1467 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
1468 | } | |
af19b491 AKS |
1469 | } |
1470 | ||
1471 | netif_device_attach(netdev); | |
1472 | } | |
1473 | ||
af19b491 AKS |
1474 | clear_bit(__QLCNIC_RESETTING, &adapter->state); |
1475 | return err; | |
1476 | } | |
1477 | ||
1478 | static int | |
1479 | qlcnic_setup_netdev(struct qlcnic_adapter *adapter, | |
1bb09fb9 | 1480 | struct net_device *netdev, u8 pci_using_dac) |
af19b491 AKS |
1481 | { |
1482 | int err; | |
1483 | struct pci_dev *pdev = adapter->pdev; | |
1484 | ||
af19b491 AKS |
1485 | adapter->mc_enabled = 0; |
1486 | adapter->max_mc_count = 38; | |
1487 | ||
1488 | netdev->netdev_ops = &qlcnic_netdev_ops; | |
ef71ff83 | 1489 | netdev->watchdog_timeo = 5*HZ; |
af19b491 AKS |
1490 | |
1491 | qlcnic_change_mtu(netdev, netdev->mtu); | |
1492 | ||
1493 | SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_ops); | |
1494 | ||
135d84a9 MM |
1495 | netdev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | |
1496 | NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM; | |
ac8d0c4f | 1497 | |
135d84a9 MM |
1498 | if (adapter->capabilities & QLCNIC_FW_CAPABILITY_TSO) |
1499 | netdev->hw_features |= NETIF_F_TSO | NETIF_F_TSO6; | |
1500 | if (pci_using_dac) | |
1501 | netdev->hw_features |= NETIF_F_HIGHDMA; | |
af19b491 | 1502 | |
135d84a9 | 1503 | netdev->vlan_features = netdev->hw_features; |
af19b491 AKS |
1504 | |
1505 | if (adapter->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX) | |
135d84a9 | 1506 | netdev->hw_features |= NETIF_F_HW_VLAN_TX; |
af19b491 | 1507 | if (adapter->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO) |
135d84a9 MM |
1508 | netdev->hw_features |= NETIF_F_LRO; |
1509 | ||
1510 | netdev->features |= netdev->hw_features | | |
1511 | NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_FILTER; | |
1512 | ||
af19b491 AKS |
1513 | netdev->irq = adapter->msix_entries[0].vector; |
1514 | ||
af19b491 AKS |
1515 | err = register_netdev(netdev); |
1516 | if (err) { | |
1517 | dev_err(&pdev->dev, "failed to register net device\n"); | |
1518 | return err; | |
1519 | } | |
1520 | ||
1521 | return 0; | |
1522 | } | |
1523 | ||
1bb09fb9 AKS |
1524 | static int qlcnic_set_dma_mask(struct pci_dev *pdev, u8 *pci_using_dac) |
1525 | { | |
1526 | if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && | |
1527 | !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64))) | |
1528 | *pci_using_dac = 1; | |
1529 | else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) && | |
1530 | !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) | |
1531 | *pci_using_dac = 0; | |
1532 | else { | |
1533 | dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n"); | |
1534 | return -EIO; | |
1535 | } | |
1536 | ||
1537 | return 0; | |
1538 | } | |
1539 | ||
f94bc1e7 SC |
1540 | static int |
1541 | qlcnic_alloc_msix_entries(struct qlcnic_adapter *adapter, u16 count) | |
1542 | { | |
1543 | adapter->msix_entries = kcalloc(count, sizeof(struct msix_entry), | |
1544 | GFP_KERNEL); | |
1545 | ||
1546 | if (adapter->msix_entries) | |
1547 | return 0; | |
1548 | ||
1549 | dev_err(&adapter->pdev->dev, "failed allocating msix_entries\n"); | |
1550 | return -ENOMEM; | |
1551 | } | |
1552 | ||
af19b491 AKS |
1553 | static int __devinit |
1554 | qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) | |
1555 | { | |
1556 | struct net_device *netdev = NULL; | |
1557 | struct qlcnic_adapter *adapter = NULL; | |
1558 | int err; | |
af19b491 | 1559 | uint8_t revision_id; |
1bb09fb9 | 1560 | uint8_t pci_using_dac; |
da48e6c3 | 1561 | char brd_name[QLCNIC_MAX_BOARD_NAME_LEN]; |
af19b491 AKS |
1562 | |
1563 | err = pci_enable_device(pdev); | |
1564 | if (err) | |
1565 | return err; | |
1566 | ||
1567 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
1568 | err = -ENODEV; | |
1569 | goto err_out_disable_pdev; | |
1570 | } | |
1571 | ||
1bb09fb9 AKS |
1572 | err = qlcnic_set_dma_mask(pdev, &pci_using_dac); |
1573 | if (err) | |
1574 | goto err_out_disable_pdev; | |
1575 | ||
af19b491 AKS |
1576 | err = pci_request_regions(pdev, qlcnic_driver_name); |
1577 | if (err) | |
1578 | goto err_out_disable_pdev; | |
1579 | ||
1580 | pci_set_master(pdev); | |
451724c8 | 1581 | pci_enable_pcie_error_reporting(pdev); |
af19b491 AKS |
1582 | |
1583 | netdev = alloc_etherdev(sizeof(struct qlcnic_adapter)); | |
1584 | if (!netdev) { | |
af19b491 AKS |
1585 | err = -ENOMEM; |
1586 | goto err_out_free_res; | |
1587 | } | |
1588 | ||
1589 | SET_NETDEV_DEV(netdev, &pdev->dev); | |
1590 | ||
1591 | adapter = netdev_priv(netdev); | |
1592 | adapter->netdev = netdev; | |
1593 | adapter->pdev = pdev; | |
af19b491 | 1594 | |
b1fc6d3c AC |
1595 | if (qlcnic_alloc_adapter_resources(adapter)) |
1596 | goto err_out_free_netdev; | |
1597 | ||
1598 | adapter->dev_rst_time = jiffies; | |
af19b491 | 1599 | revision_id = pdev->revision; |
b1fc6d3c | 1600 | adapter->ahw->revision_id = revision_id; |
e5dcf6dc | 1601 | adapter->mac_learn = qlcnic_mac_learn; |
af19b491 | 1602 | |
b1fc6d3c AC |
1603 | rwlock_init(&adapter->ahw->crb_lock); |
1604 | mutex_init(&adapter->ahw->mem_lock); | |
af19b491 AKS |
1605 | |
1606 | spin_lock_init(&adapter->tx_clean_lock); | |
1607 | INIT_LIST_HEAD(&adapter->mac_list); | |
1608 | ||
1609 | err = qlcnic_setup_pci_map(adapter); | |
1610 | if (err) | |
b1fc6d3c | 1611 | goto err_out_free_hw; |
af19b491 AKS |
1612 | |
1613 | /* This will be reset for mezz cards */ | |
b1fc6d3c | 1614 | adapter->portnum = adapter->ahw->pci_func; |
af19b491 AKS |
1615 | |
1616 | err = qlcnic_get_board_info(adapter); | |
1617 | if (err) { | |
1618 | dev_err(&pdev->dev, "Error getting board config info.\n"); | |
1619 | goto err_out_iounmap; | |
1620 | } | |
1621 | ||
8cfdce08 SC |
1622 | err = qlcnic_setup_idc_param(adapter); |
1623 | if (err) | |
b3a24649 | 1624 | goto err_out_iounmap; |
af19b491 | 1625 | |
1dc0f3c5 | 1626 | adapter->flags |= QLCNIC_NEED_FLR; |
b0044bcf | 1627 | |
9f26f547 | 1628 | err = adapter->nic_ops->start_firmware(adapter); |
a7fc948f | 1629 | if (err) { |
b43e5ee7 SC |
1630 | dev_err(&pdev->dev, "Loading fw failed. Please Reboot\n" |
1631 | "\t\tIf reboot doesn't help, try flashing the card\n"); | |
1632 | goto err_out_maintenance_mode; | |
a7fc948f | 1633 | } |
af19b491 | 1634 | |
da48e6c3 RB |
1635 | if (qlcnic_read_mac_addr(adapter)) |
1636 | dev_warn(&pdev->dev, "failed to read mac addr\n"); | |
1637 | ||
1638 | if (adapter->portnum == 0) { | |
1639 | get_brd_name(adapter, brd_name); | |
1640 | ||
1641 | pr_info("%s: %s Board Chip rev 0x%x\n", | |
1642 | module_name(THIS_MODULE), | |
b1fc6d3c | 1643 | brd_name, adapter->ahw->revision_id); |
da48e6c3 RB |
1644 | } |
1645 | ||
af19b491 AKS |
1646 | qlcnic_clear_stats(adapter); |
1647 | ||
f94bc1e7 SC |
1648 | err = qlcnic_alloc_msix_entries(adapter, adapter->max_rx_ques); |
1649 | if (err) | |
1650 | goto err_out_decr_ref; | |
1651 | ||
af19b491 AKS |
1652 | qlcnic_setup_intr(adapter); |
1653 | ||
1bb09fb9 | 1654 | err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac); |
af19b491 AKS |
1655 | if (err) |
1656 | goto err_out_disable_msi; | |
1657 | ||
1658 | pci_set_drvdata(pdev, adapter); | |
1659 | ||
1660 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); | |
1661 | ||
b1fc6d3c | 1662 | switch (adapter->ahw->port_type) { |
af19b491 AKS |
1663 | case QLCNIC_GBE: |
1664 | dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n", | |
1665 | adapter->netdev->name); | |
1666 | break; | |
1667 | case QLCNIC_XGBE: | |
1668 | dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n", | |
1669 | adapter->netdev->name); | |
1670 | break; | |
1671 | } | |
1672 | ||
e5dcf6dc SC |
1673 | if (adapter->mac_learn) |
1674 | qlcnic_alloc_lb_filters_mem(adapter); | |
1675 | ||
af19b491 AKS |
1676 | qlcnic_create_diag_entries(adapter); |
1677 | ||
1678 | return 0; | |
1679 | ||
1680 | err_out_disable_msi: | |
1681 | qlcnic_teardown_intr(adapter); | |
f94bc1e7 | 1682 | kfree(adapter->msix_entries); |
af19b491 AKS |
1683 | |
1684 | err_out_decr_ref: | |
21854f02 | 1685 | qlcnic_clr_all_drv_state(adapter, 0); |
af19b491 AKS |
1686 | |
1687 | err_out_iounmap: | |
1688 | qlcnic_cleanup_pci_map(adapter); | |
1689 | ||
b1fc6d3c AC |
1690 | err_out_free_hw: |
1691 | qlcnic_free_adapter_resources(adapter); | |
1692 | ||
af19b491 AKS |
1693 | err_out_free_netdev: |
1694 | free_netdev(netdev); | |
1695 | ||
1696 | err_out_free_res: | |
1697 | pci_release_regions(pdev); | |
1698 | ||
1699 | err_out_disable_pdev: | |
1700 | pci_set_drvdata(pdev, NULL); | |
1701 | pci_disable_device(pdev); | |
1702 | return err; | |
b43e5ee7 SC |
1703 | |
1704 | err_out_maintenance_mode: | |
1705 | netdev->netdev_ops = &qlcnic_netdev_failed_ops; | |
1706 | SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_failed_ops); | |
1707 | err = register_netdev(netdev); | |
1708 | if (err) { | |
1709 | dev_err(&pdev->dev, "failed to register net device\n"); | |
1710 | goto err_out_decr_ref; | |
1711 | } | |
1712 | pci_set_drvdata(pdev, adapter); | |
1713 | qlcnic_create_diag_entries(adapter); | |
1714 | return 0; | |
af19b491 AKS |
1715 | } |
1716 | ||
1717 | static void __devexit qlcnic_remove(struct pci_dev *pdev) | |
1718 | { | |
1719 | struct qlcnic_adapter *adapter; | |
1720 | struct net_device *netdev; | |
1721 | ||
1722 | adapter = pci_get_drvdata(pdev); | |
1723 | if (adapter == NULL) | |
1724 | return; | |
1725 | ||
1726 | netdev = adapter->netdev; | |
1727 | ||
1728 | qlcnic_cancel_fw_work(adapter); | |
1729 | ||
1730 | unregister_netdev(netdev); | |
1731 | ||
af19b491 AKS |
1732 | qlcnic_detach(adapter); |
1733 | ||
2e9d722d AC |
1734 | if (adapter->npars != NULL) |
1735 | kfree(adapter->npars); | |
1736 | if (adapter->eswitch != NULL) | |
1737 | kfree(adapter->eswitch); | |
1738 | ||
21854f02 | 1739 | qlcnic_clr_all_drv_state(adapter, 0); |
af19b491 AKS |
1740 | |
1741 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
1742 | ||
b5e5492c AKS |
1743 | qlcnic_free_lb_filters_mem(adapter); |
1744 | ||
af19b491 | 1745 | qlcnic_teardown_intr(adapter); |
f94bc1e7 | 1746 | kfree(adapter->msix_entries); |
af19b491 AKS |
1747 | |
1748 | qlcnic_remove_diag_entries(adapter); | |
1749 | ||
1750 | qlcnic_cleanup_pci_map(adapter); | |
1751 | ||
1752 | qlcnic_release_firmware(adapter); | |
1753 | ||
451724c8 | 1754 | pci_disable_pcie_error_reporting(pdev); |
af19b491 AKS |
1755 | pci_release_regions(pdev); |
1756 | pci_disable_device(pdev); | |
1757 | pci_set_drvdata(pdev, NULL); | |
1758 | ||
b1fc6d3c | 1759 | qlcnic_free_adapter_resources(adapter); |
af19b491 AKS |
1760 | free_netdev(netdev); |
1761 | } | |
1762 | static int __qlcnic_shutdown(struct pci_dev *pdev) | |
1763 | { | |
1764 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
1765 | struct net_device *netdev = adapter->netdev; | |
1766 | int retval; | |
1767 | ||
1768 | netif_device_detach(netdev); | |
1769 | ||
1770 | qlcnic_cancel_fw_work(adapter); | |
1771 | ||
1772 | if (netif_running(netdev)) | |
1773 | qlcnic_down(adapter, netdev); | |
1774 | ||
21854f02 | 1775 | qlcnic_clr_all_drv_state(adapter, 0); |
af19b491 AKS |
1776 | |
1777 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
1778 | ||
1779 | retval = pci_save_state(pdev); | |
1780 | if (retval) | |
1781 | return retval; | |
1782 | ||
1783 | if (qlcnic_wol_supported(adapter)) { | |
1784 | pci_enable_wake(pdev, PCI_D3cold, 1); | |
1785 | pci_enable_wake(pdev, PCI_D3hot, 1); | |
1786 | } | |
1787 | ||
1788 | return 0; | |
1789 | } | |
1790 | ||
1791 | static void qlcnic_shutdown(struct pci_dev *pdev) | |
1792 | { | |
1793 | if (__qlcnic_shutdown(pdev)) | |
1794 | return; | |
1795 | ||
1796 | pci_disable_device(pdev); | |
1797 | } | |
1798 | ||
1799 | #ifdef CONFIG_PM | |
1800 | static int | |
1801 | qlcnic_suspend(struct pci_dev *pdev, pm_message_t state) | |
1802 | { | |
1803 | int retval; | |
1804 | ||
1805 | retval = __qlcnic_shutdown(pdev); | |
1806 | if (retval) | |
1807 | return retval; | |
1808 | ||
1809 | pci_set_power_state(pdev, pci_choose_state(pdev, state)); | |
1810 | return 0; | |
1811 | } | |
1812 | ||
1813 | static int | |
1814 | qlcnic_resume(struct pci_dev *pdev) | |
1815 | { | |
1816 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
1817 | struct net_device *netdev = adapter->netdev; | |
1818 | int err; | |
1819 | ||
1820 | err = pci_enable_device(pdev); | |
1821 | if (err) | |
1822 | return err; | |
1823 | ||
1824 | pci_set_power_state(pdev, PCI_D0); | |
1825 | pci_set_master(pdev); | |
1826 | pci_restore_state(pdev); | |
1827 | ||
9f26f547 | 1828 | err = adapter->nic_ops->start_firmware(adapter); |
af19b491 AKS |
1829 | if (err) { |
1830 | dev_err(&pdev->dev, "failed to start firmware\n"); | |
1831 | return err; | |
1832 | } | |
1833 | ||
1834 | if (netif_running(netdev)) { | |
af19b491 AKS |
1835 | err = qlcnic_up(adapter, netdev); |
1836 | if (err) | |
52486a3a | 1837 | goto done; |
af19b491 | 1838 | |
aec1e845 | 1839 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
af19b491 | 1840 | } |
52486a3a | 1841 | done: |
af19b491 AKS |
1842 | netif_device_attach(netdev); |
1843 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); | |
1844 | return 0; | |
af19b491 AKS |
1845 | } |
1846 | #endif | |
1847 | ||
1848 | static int qlcnic_open(struct net_device *netdev) | |
1849 | { | |
1850 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
b43e5ee7 | 1851 | u32 state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); |
af19b491 AKS |
1852 | int err; |
1853 | ||
b43e5ee7 SC |
1854 | if (state == QLCNIC_DEV_FAILED || (state == QLCNIC_DEV_BADBAD)) { |
1855 | netdev_err(netdev, "Device in FAILED state\n"); | |
1856 | return -EIO; | |
1857 | } | |
1858 | ||
c55ad8e5 AKS |
1859 | netif_carrier_off(netdev); |
1860 | ||
af19b491 AKS |
1861 | err = qlcnic_attach(adapter); |
1862 | if (err) | |
1863 | return err; | |
1864 | ||
1865 | err = __qlcnic_up(adapter, netdev); | |
1866 | if (err) | |
1867 | goto err_out; | |
1868 | ||
1869 | netif_start_queue(netdev); | |
1870 | ||
1871 | return 0; | |
1872 | ||
1873 | err_out: | |
1874 | qlcnic_detach(adapter); | |
1875 | return err; | |
1876 | } | |
1877 | ||
1878 | /* | |
1879 | * qlcnic_close - Disables a network interface entry point | |
1880 | */ | |
1881 | static int qlcnic_close(struct net_device *netdev) | |
1882 | { | |
1883 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
1884 | ||
1885 | __qlcnic_down(adapter, netdev); | |
1886 | return 0; | |
1887 | } | |
1888 | ||
e5dcf6dc | 1889 | void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter) |
b5e5492c AKS |
1890 | { |
1891 | void *head; | |
1892 | int i; | |
1893 | ||
e5dcf6dc | 1894 | if (adapter->fhash.fmax && adapter->fhash.fhead) |
b5e5492c AKS |
1895 | return; |
1896 | ||
1897 | spin_lock_init(&adapter->mac_learn_lock); | |
1898 | ||
1899 | head = kcalloc(QLCNIC_LB_MAX_FILTERS, sizeof(struct hlist_head), | |
1900 | GFP_KERNEL); | |
1901 | if (!head) | |
1902 | return; | |
1903 | ||
1904 | adapter->fhash.fmax = QLCNIC_LB_MAX_FILTERS; | |
43d620c8 | 1905 | adapter->fhash.fhead = head; |
b5e5492c AKS |
1906 | |
1907 | for (i = 0; i < adapter->fhash.fmax; i++) | |
1908 | INIT_HLIST_HEAD(&adapter->fhash.fhead[i]); | |
1909 | } | |
1910 | ||
1911 | static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter) | |
1912 | { | |
1913 | if (adapter->fhash.fmax && adapter->fhash.fhead) | |
1914 | kfree(adapter->fhash.fhead); | |
1915 | ||
1916 | adapter->fhash.fhead = NULL; | |
1917 | adapter->fhash.fmax = 0; | |
1918 | } | |
1919 | ||
1920 | static void qlcnic_change_filter(struct qlcnic_adapter *adapter, | |
7e56cac4 | 1921 | u64 uaddr, __le16 vlan_id, struct qlcnic_host_tx_ring *tx_ring) |
b5e5492c AKS |
1922 | { |
1923 | struct cmd_desc_type0 *hwdesc; | |
1924 | struct qlcnic_nic_req *req; | |
1925 | struct qlcnic_mac_req *mac_req; | |
7e56cac4 | 1926 | struct qlcnic_vlan_req *vlan_req; |
b5e5492c AKS |
1927 | u32 producer; |
1928 | u64 word; | |
1929 | ||
1930 | producer = tx_ring->producer; | |
1931 | hwdesc = &tx_ring->desc_head[tx_ring->producer]; | |
1932 | ||
1933 | req = (struct qlcnic_nic_req *)hwdesc; | |
1934 | memset(req, 0, sizeof(struct qlcnic_nic_req)); | |
1935 | req->qhdr = cpu_to_le64(QLCNIC_REQUEST << 23); | |
1936 | ||
1937 | word = QLCNIC_MAC_EVENT | ((u64)(adapter->portnum) << 16); | |
1938 | req->req_hdr = cpu_to_le64(word); | |
1939 | ||
1940 | mac_req = (struct qlcnic_mac_req *)&(req->words[0]); | |
03c5d770 | 1941 | mac_req->op = vlan_id ? QLCNIC_MAC_VLAN_ADD : QLCNIC_MAC_ADD; |
b5e5492c AKS |
1942 | memcpy(mac_req->mac_addr, &uaddr, ETH_ALEN); |
1943 | ||
7e56cac4 SC |
1944 | vlan_req = (struct qlcnic_vlan_req *)&req->words[1]; |
1945 | vlan_req->vlan_id = vlan_id; | |
03c5d770 | 1946 | |
b5e5492c | 1947 | tx_ring->producer = get_next_index(producer, tx_ring->num_desc); |
036d61f0 | 1948 | smp_mb(); |
b5e5492c AKS |
1949 | } |
1950 | ||
1951 | #define QLCNIC_MAC_HASH(MAC)\ | |
1952 | ((((MAC) & 0x70000) >> 0x10) | (((MAC) & 0x70000000000ULL) >> 0x25)) | |
1953 | ||
1954 | static void | |
1955 | qlcnic_send_filter(struct qlcnic_adapter *adapter, | |
1956 | struct qlcnic_host_tx_ring *tx_ring, | |
1957 | struct cmd_desc_type0 *first_desc, | |
1958 | struct sk_buff *skb) | |
1959 | { | |
1960 | struct ethhdr *phdr = (struct ethhdr *)(skb->data); | |
1961 | struct qlcnic_filter *fil, *tmp_fil; | |
1962 | struct hlist_node *tmp_hnode, *n; | |
1963 | struct hlist_head *head; | |
1964 | u64 src_addr = 0; | |
7e56cac4 | 1965 | __le16 vlan_id = 0; |
b5e5492c AKS |
1966 | u8 hindex; |
1967 | ||
2e42e474 | 1968 | if (ether_addr_equal(phdr->h_source, adapter->mac_addr)) |
b5e5492c AKS |
1969 | return; |
1970 | ||
1971 | if (adapter->fhash.fnum >= adapter->fhash.fmax) | |
1972 | return; | |
1973 | ||
03c5d770 AKS |
1974 | /* Only NPAR capable devices support vlan based learning*/ |
1975 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) | |
1976 | vlan_id = first_desc->vlan_TCI; | |
b5e5492c AKS |
1977 | memcpy(&src_addr, phdr->h_source, ETH_ALEN); |
1978 | hindex = QLCNIC_MAC_HASH(src_addr) & (QLCNIC_LB_MAX_FILTERS - 1); | |
1979 | head = &(adapter->fhash.fhead[hindex]); | |
1980 | ||
1981 | hlist_for_each_entry_safe(tmp_fil, tmp_hnode, n, head, fnode) { | |
03c5d770 AKS |
1982 | if (!memcmp(tmp_fil->faddr, &src_addr, ETH_ALEN) && |
1983 | tmp_fil->vlan_id == vlan_id) { | |
e5edb7b1 | 1984 | |
1985 | if (jiffies > | |
1986 | (QLCNIC_READD_AGE * HZ + tmp_fil->ftime)) | |
1987 | qlcnic_change_filter(adapter, src_addr, vlan_id, | |
1988 | tx_ring); | |
b5e5492c AKS |
1989 | tmp_fil->ftime = jiffies; |
1990 | return; | |
1991 | } | |
1992 | } | |
1993 | ||
1994 | fil = kzalloc(sizeof(struct qlcnic_filter), GFP_ATOMIC); | |
1995 | if (!fil) | |
1996 | return; | |
1997 | ||
03c5d770 | 1998 | qlcnic_change_filter(adapter, src_addr, vlan_id, tx_ring); |
b5e5492c AKS |
1999 | |
2000 | fil->ftime = jiffies; | |
03c5d770 | 2001 | fil->vlan_id = vlan_id; |
b5e5492c AKS |
2002 | memcpy(fil->faddr, &src_addr, ETH_ALEN); |
2003 | spin_lock(&adapter->mac_learn_lock); | |
2004 | hlist_add_head(&(fil->fnode), head); | |
2005 | adapter->fhash.fnum++; | |
2006 | spin_unlock(&adapter->mac_learn_lock); | |
2007 | } | |
2008 | ||
036d61f0 AC |
2009 | static int |
2010 | qlcnic_tx_pkt(struct qlcnic_adapter *adapter, | |
af19b491 AKS |
2011 | struct cmd_desc_type0 *first_desc, |
2012 | struct sk_buff *skb) | |
2013 | { | |
036d61f0 AC |
2014 | u8 opcode = 0, hdr_len = 0; |
2015 | u16 flags = 0, vlan_tci = 0; | |
2016 | int copied, offset, copy_len; | |
af19b491 AKS |
2017 | struct cmd_desc_type0 *hwdesc; |
2018 | struct vlan_ethhdr *vh; | |
036d61f0 AC |
2019 | struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring; |
2020 | u16 protocol = ntohs(skb->protocol); | |
2e9d722d | 2021 | u32 producer = tx_ring->producer; |
036d61f0 AC |
2022 | |
2023 | if (protocol == ETH_P_8021Q) { | |
2024 | vh = (struct vlan_ethhdr *)skb->data; | |
2025 | flags = FLAGS_VLAN_TAGGED; | |
2026 | vlan_tci = vh->h_vlan_TCI; | |
2027 | } else if (vlan_tx_tag_present(skb)) { | |
2028 | flags = FLAGS_VLAN_OOB; | |
2029 | vlan_tci = vlan_tx_tag_get(skb); | |
2030 | } | |
2031 | if (unlikely(adapter->pvid)) { | |
2032 | if (vlan_tci && !(adapter->flags & QLCNIC_TAGGING_ENABLED)) | |
2033 | return -EIO; | |
2034 | if (vlan_tci && (adapter->flags & QLCNIC_TAGGING_ENABLED)) | |
2035 | goto set_flags; | |
2036 | ||
2037 | flags = FLAGS_VLAN_OOB; | |
2038 | vlan_tci = adapter->pvid; | |
2039 | } | |
2040 | set_flags: | |
2041 | qlcnic_set_tx_vlan_tci(first_desc, vlan_tci); | |
2042 | qlcnic_set_tx_flags_opcode(first_desc, flags, opcode); | |
af19b491 | 2043 | |
2e9d722d AC |
2044 | if (*(skb->data) & BIT_0) { |
2045 | flags |= BIT_0; | |
2046 | memcpy(&first_desc->eth_addr, skb->data, ETH_ALEN); | |
2047 | } | |
036d61f0 AC |
2048 | opcode = TX_ETHER_PKT; |
2049 | if ((adapter->netdev->features & (NETIF_F_TSO | NETIF_F_TSO6)) && | |
af19b491 AKS |
2050 | skb_shinfo(skb)->gso_size > 0) { |
2051 | ||
2052 | hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); | |
2053 | ||
2054 | first_desc->mss = cpu_to_le16(skb_shinfo(skb)->gso_size); | |
2055 | first_desc->total_hdr_length = hdr_len; | |
036d61f0 AC |
2056 | |
2057 | opcode = (protocol == ETH_P_IPV6) ? TX_TCP_LSO6 : TX_TCP_LSO; | |
2058 | ||
2059 | /* For LSO, we need to copy the MAC/IP/TCP headers into | |
2060 | * the descriptor ring */ | |
2061 | copied = 0; | |
2062 | offset = 2; | |
2063 | ||
2064 | if (flags & FLAGS_VLAN_OOB) { | |
af19b491 AKS |
2065 | first_desc->total_hdr_length += VLAN_HLEN; |
2066 | first_desc->tcp_hdr_offset = VLAN_HLEN; | |
2067 | first_desc->ip_hdr_offset = VLAN_HLEN; | |
2068 | /* Only in case of TSO on vlan device */ | |
2069 | flags |= FLAGS_VLAN_TAGGED; | |
036d61f0 AC |
2070 | |
2071 | /* Create a TSO vlan header template for firmware */ | |
2072 | ||
2073 | hwdesc = &tx_ring->desc_head[producer]; | |
2074 | tx_ring->cmd_buf_arr[producer].skb = NULL; | |
2075 | ||
2076 | copy_len = min((int)sizeof(struct cmd_desc_type0) - | |
2077 | offset, hdr_len + VLAN_HLEN); | |
2078 | ||
2079 | vh = (struct vlan_ethhdr *)((char *) hwdesc + 2); | |
2080 | skb_copy_from_linear_data(skb, vh, 12); | |
2081 | vh->h_vlan_proto = htons(ETH_P_8021Q); | |
2082 | vh->h_vlan_TCI = htons(vlan_tci); | |
2083 | ||
2084 | skb_copy_from_linear_data_offset(skb, 12, | |
2085 | (char *)vh + 16, copy_len - 16); | |
2086 | ||
2087 | copied = copy_len - VLAN_HLEN; | |
2088 | offset = 0; | |
2089 | ||
2090 | producer = get_next_index(producer, tx_ring->num_desc); | |
af19b491 AKS |
2091 | } |
2092 | ||
036d61f0 AC |
2093 | while (copied < hdr_len) { |
2094 | ||
2095 | copy_len = min((int)sizeof(struct cmd_desc_type0) - | |
2096 | offset, (hdr_len - copied)); | |
2097 | ||
2098 | hwdesc = &tx_ring->desc_head[producer]; | |
2099 | tx_ring->cmd_buf_arr[producer].skb = NULL; | |
2100 | ||
2101 | skb_copy_from_linear_data_offset(skb, copied, | |
2102 | (char *) hwdesc + offset, copy_len); | |
2103 | ||
2104 | copied += copy_len; | |
2105 | offset = 0; | |
2106 | ||
2107 | producer = get_next_index(producer, tx_ring->num_desc); | |
2108 | } | |
2109 | ||
2110 | tx_ring->producer = producer; | |
2111 | smp_mb(); | |
2112 | adapter->stats.lso_frames++; | |
af19b491 AKS |
2113 | |
2114 | } else if (skb->ip_summed == CHECKSUM_PARTIAL) { | |
2115 | u8 l4proto; | |
2116 | ||
036d61f0 | 2117 | if (protocol == ETH_P_IP) { |
af19b491 AKS |
2118 | l4proto = ip_hdr(skb)->protocol; |
2119 | ||
2120 | if (l4proto == IPPROTO_TCP) | |
2121 | opcode = TX_TCP_PKT; | |
2122 | else if (l4proto == IPPROTO_UDP) | |
2123 | opcode = TX_UDP_PKT; | |
036d61f0 | 2124 | } else if (protocol == ETH_P_IPV6) { |
af19b491 AKS |
2125 | l4proto = ipv6_hdr(skb)->nexthdr; |
2126 | ||
2127 | if (l4proto == IPPROTO_TCP) | |
2128 | opcode = TX_TCPV6_PKT; | |
2129 | else if (l4proto == IPPROTO_UDP) | |
2130 | opcode = TX_UDPV6_PKT; | |
2131 | } | |
2132 | } | |
af19b491 AKS |
2133 | first_desc->tcp_hdr_offset += skb_transport_offset(skb); |
2134 | first_desc->ip_hdr_offset += skb_network_offset(skb); | |
2135 | qlcnic_set_tx_flags_opcode(first_desc, flags, opcode); | |
2136 | ||
036d61f0 | 2137 | return 0; |
af19b491 AKS |
2138 | } |
2139 | ||
2140 | static int | |
2141 | qlcnic_map_tx_skb(struct pci_dev *pdev, | |
2142 | struct sk_buff *skb, struct qlcnic_cmd_buffer *pbuf) | |
2143 | { | |
2144 | struct qlcnic_skb_frag *nf; | |
2145 | struct skb_frag_struct *frag; | |
2146 | int i, nr_frags; | |
2147 | dma_addr_t map; | |
2148 | ||
2149 | nr_frags = skb_shinfo(skb)->nr_frags; | |
2150 | nf = &pbuf->frag_array[0]; | |
2151 | ||
2152 | map = pci_map_single(pdev, skb->data, | |
2153 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
2154 | if (pci_dma_mapping_error(pdev, map)) | |
2155 | goto out_err; | |
2156 | ||
2157 | nf->dma = map; | |
2158 | nf->length = skb_headlen(skb); | |
2159 | ||
2160 | for (i = 0; i < nr_frags; i++) { | |
2161 | frag = &skb_shinfo(skb)->frags[i]; | |
2162 | nf = &pbuf->frag_array[i+1]; | |
2163 | ||
9e903e08 | 2164 | map = skb_frag_dma_map(&pdev->dev, frag, 0, skb_frag_size(frag), |
5d6bcdfe IC |
2165 | DMA_TO_DEVICE); |
2166 | if (dma_mapping_error(&pdev->dev, map)) | |
af19b491 AKS |
2167 | goto unwind; |
2168 | ||
2169 | nf->dma = map; | |
9e903e08 | 2170 | nf->length = skb_frag_size(frag); |
af19b491 AKS |
2171 | } |
2172 | ||
2173 | return 0; | |
2174 | ||
2175 | unwind: | |
2176 | while (--i >= 0) { | |
2177 | nf = &pbuf->frag_array[i+1]; | |
2178 | pci_unmap_page(pdev, nf->dma, nf->length, PCI_DMA_TODEVICE); | |
2179 | } | |
2180 | ||
2181 | nf = &pbuf->frag_array[0]; | |
2182 | pci_unmap_single(pdev, nf->dma, skb_headlen(skb), PCI_DMA_TODEVICE); | |
2183 | ||
2184 | out_err: | |
2185 | return -ENOMEM; | |
2186 | } | |
2187 | ||
036d61f0 AC |
2188 | static void |
2189 | qlcnic_unmap_buffers(struct pci_dev *pdev, struct sk_buff *skb, | |
2190 | struct qlcnic_cmd_buffer *pbuf) | |
8cf61f89 | 2191 | { |
036d61f0 AC |
2192 | struct qlcnic_skb_frag *nf = &pbuf->frag_array[0]; |
2193 | int nr_frags = skb_shinfo(skb)->nr_frags; | |
2194 | int i; | |
8cf61f89 | 2195 | |
036d61f0 AC |
2196 | for (i = 0; i < nr_frags; i++) { |
2197 | nf = &pbuf->frag_array[i+1]; | |
2198 | pci_unmap_page(pdev, nf->dma, nf->length, PCI_DMA_TODEVICE); | |
8cf61f89 | 2199 | } |
8cf61f89 | 2200 | |
036d61f0 AC |
2201 | nf = &pbuf->frag_array[0]; |
2202 | pci_unmap_single(pdev, nf->dma, skb_headlen(skb), PCI_DMA_TODEVICE); | |
5b446c6a | 2203 | pbuf->skb = NULL; |
8cf61f89 AKS |
2204 | } |
2205 | ||
af19b491 AKS |
2206 | static inline void |
2207 | qlcnic_clear_cmddesc(u64 *desc) | |
2208 | { | |
2209 | desc[0] = 0ULL; | |
2210 | desc[2] = 0ULL; | |
8cf61f89 | 2211 | desc[7] = 0ULL; |
af19b491 AKS |
2212 | } |
2213 | ||
cdaff185 | 2214 | netdev_tx_t |
af19b491 AKS |
2215 | qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) |
2216 | { | |
2217 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2218 | struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring; | |
2219 | struct qlcnic_cmd_buffer *pbuf; | |
2220 | struct qlcnic_skb_frag *buffrag; | |
2221 | struct cmd_desc_type0 *hwdesc, *first_desc; | |
2222 | struct pci_dev *pdev; | |
dcb50aff | 2223 | struct ethhdr *phdr; |
91a403ca | 2224 | int delta = 0; |
af19b491 AKS |
2225 | int i, k; |
2226 | ||
2227 | u32 producer; | |
036d61f0 | 2228 | int frag_count; |
af19b491 AKS |
2229 | u32 num_txd = tx_ring->num_desc; |
2230 | ||
780ab790 AKS |
2231 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) { |
2232 | netif_stop_queue(netdev); | |
2233 | return NETDEV_TX_BUSY; | |
2234 | } | |
2235 | ||
fe4d434d | 2236 | if (adapter->flags & QLCNIC_MACSPOOF) { |
dcb50aff | 2237 | phdr = (struct ethhdr *)skb->data; |
2e42e474 | 2238 | if (!ether_addr_equal(phdr->h_source, adapter->mac_addr)) |
fe4d434d SC |
2239 | goto drop_packet; |
2240 | } | |
2241 | ||
af19b491 | 2242 | frag_count = skb_shinfo(skb)->nr_frags + 1; |
91a403ca AKS |
2243 | /* 14 frags supported for normal packet and |
2244 | * 32 frags supported for TSO packet | |
2245 | */ | |
2246 | if (!skb_is_gso(skb) && frag_count > QLCNIC_MAX_FRAGS_PER_TX) { | |
2247 | ||
2248 | for (i = 0; i < (frag_count - QLCNIC_MAX_FRAGS_PER_TX); i++) | |
9e903e08 | 2249 | delta += skb_frag_size(&skb_shinfo(skb)->frags[i]); |
91a403ca AKS |
2250 | |
2251 | if (!__pskb_pull_tail(skb, delta)) | |
2252 | goto drop_packet; | |
2253 | ||
2254 | frag_count = 1 + skb_shinfo(skb)->nr_frags; | |
2255 | } | |
af19b491 | 2256 | |
ef71ff83 | 2257 | if (unlikely(qlcnic_tx_avail(tx_ring) <= TX_STOP_THRESH)) { |
af19b491 | 2258 | netif_stop_queue(netdev); |
ef71ff83 RB |
2259 | if (qlcnic_tx_avail(tx_ring) > TX_STOP_THRESH) |
2260 | netif_start_queue(netdev); | |
2261 | else { | |
2262 | adapter->stats.xmit_off++; | |
2263 | return NETDEV_TX_BUSY; | |
2264 | } | |
af19b491 AKS |
2265 | } |
2266 | ||
2267 | producer = tx_ring->producer; | |
2268 | pbuf = &tx_ring->cmd_buf_arr[producer]; | |
2269 | ||
2270 | pdev = adapter->pdev; | |
2271 | ||
8cf61f89 AKS |
2272 | first_desc = hwdesc = &tx_ring->desc_head[producer]; |
2273 | qlcnic_clear_cmddesc((u64 *)hwdesc); | |
2274 | ||
8ae6df97 AKS |
2275 | if (qlcnic_map_tx_skb(pdev, skb, pbuf)) { |
2276 | adapter->stats.tx_dma_map_error++; | |
af19b491 | 2277 | goto drop_packet; |
8ae6df97 | 2278 | } |
af19b491 AKS |
2279 | |
2280 | pbuf->skb = skb; | |
2281 | pbuf->frag_count = frag_count; | |
2282 | ||
af19b491 AKS |
2283 | qlcnic_set_tx_frags_len(first_desc, frag_count, skb->len); |
2284 | qlcnic_set_tx_port(first_desc, adapter->portnum); | |
2285 | ||
2286 | for (i = 0; i < frag_count; i++) { | |
2287 | ||
2288 | k = i % 4; | |
2289 | ||
2290 | if ((k == 0) && (i > 0)) { | |
2291 | /* move to next desc.*/ | |
2292 | producer = get_next_index(producer, num_txd); | |
2293 | hwdesc = &tx_ring->desc_head[producer]; | |
2294 | qlcnic_clear_cmddesc((u64 *)hwdesc); | |
2295 | tx_ring->cmd_buf_arr[producer].skb = NULL; | |
2296 | } | |
2297 | ||
2298 | buffrag = &pbuf->frag_array[i]; | |
2299 | ||
2300 | hwdesc->buffer_length[k] = cpu_to_le16(buffrag->length); | |
2301 | switch (k) { | |
2302 | case 0: | |
2303 | hwdesc->addr_buffer1 = cpu_to_le64(buffrag->dma); | |
2304 | break; | |
2305 | case 1: | |
2306 | hwdesc->addr_buffer2 = cpu_to_le64(buffrag->dma); | |
2307 | break; | |
2308 | case 2: | |
2309 | hwdesc->addr_buffer3 = cpu_to_le64(buffrag->dma); | |
2310 | break; | |
2311 | case 3: | |
2312 | hwdesc->addr_buffer4 = cpu_to_le64(buffrag->dma); | |
2313 | break; | |
2314 | } | |
2315 | } | |
2316 | ||
2317 | tx_ring->producer = get_next_index(producer, num_txd); | |
036d61f0 | 2318 | smp_mb(); |
af19b491 | 2319 | |
036d61f0 AC |
2320 | if (unlikely(qlcnic_tx_pkt(adapter, first_desc, skb))) |
2321 | goto unwind_buff; | |
af19b491 | 2322 | |
e5dcf6dc | 2323 | if (adapter->mac_learn) |
b5e5492c AKS |
2324 | qlcnic_send_filter(adapter, tx_ring, first_desc, skb); |
2325 | ||
af19b491 AKS |
2326 | adapter->stats.txbytes += skb->len; |
2327 | adapter->stats.xmitcalled++; | |
2328 | ||
f127f472 SC |
2329 | qlcnic_update_cmd_producer(adapter, tx_ring); |
2330 | ||
af19b491 AKS |
2331 | return NETDEV_TX_OK; |
2332 | ||
036d61f0 AC |
2333 | unwind_buff: |
2334 | qlcnic_unmap_buffers(pdev, skb, pbuf); | |
af19b491 AKS |
2335 | drop_packet: |
2336 | adapter->stats.txdropped++; | |
2337 | dev_kfree_skb_any(skb); | |
2338 | return NETDEV_TX_OK; | |
2339 | } | |
2340 | ||
2341 | static int qlcnic_check_temp(struct qlcnic_adapter *adapter) | |
2342 | { | |
2343 | struct net_device *netdev = adapter->netdev; | |
2344 | u32 temp, temp_state, temp_val; | |
2345 | int rv = 0; | |
2346 | ||
2347 | temp = QLCRD32(adapter, CRB_TEMP_STATE); | |
2348 | ||
2349 | temp_state = qlcnic_get_temp_state(temp); | |
2350 | temp_val = qlcnic_get_temp_val(temp); | |
2351 | ||
2352 | if (temp_state == QLCNIC_TEMP_PANIC) { | |
2353 | dev_err(&netdev->dev, | |
2354 | "Device temperature %d degrees C exceeds" | |
2355 | " maximum allowed. Hardware has been shut down.\n", | |
2356 | temp_val); | |
2357 | rv = 1; | |
2358 | } else if (temp_state == QLCNIC_TEMP_WARN) { | |
2359 | if (adapter->temp == QLCNIC_TEMP_NORMAL) { | |
2360 | dev_err(&netdev->dev, | |
2361 | "Device temperature %d degrees C " | |
2362 | "exceeds operating range." | |
2363 | " Immediate action needed.\n", | |
2364 | temp_val); | |
2365 | } | |
2366 | } else { | |
2367 | if (adapter->temp == QLCNIC_TEMP_WARN) { | |
2368 | dev_info(&netdev->dev, | |
2369 | "Device temperature is now %d degrees C" | |
2370 | " in normal range.\n", temp_val); | |
2371 | } | |
2372 | } | |
2373 | adapter->temp = temp_state; | |
2374 | return rv; | |
2375 | } | |
2376 | ||
2377 | void qlcnic_advert_link_change(struct qlcnic_adapter *adapter, int linkup) | |
2378 | { | |
2379 | struct net_device *netdev = adapter->netdev; | |
2380 | ||
b1fc6d3c | 2381 | if (adapter->ahw->linkup && !linkup) { |
69324275 | 2382 | netdev_info(netdev, "NIC Link is down\n"); |
b1fc6d3c | 2383 | adapter->ahw->linkup = 0; |
af19b491 AKS |
2384 | if (netif_running(netdev)) { |
2385 | netif_carrier_off(netdev); | |
2386 | netif_stop_queue(netdev); | |
2387 | } | |
b1fc6d3c | 2388 | } else if (!adapter->ahw->linkup && linkup) { |
69324275 | 2389 | netdev_info(netdev, "NIC Link is up\n"); |
b1fc6d3c | 2390 | adapter->ahw->linkup = 1; |
af19b491 AKS |
2391 | if (netif_running(netdev)) { |
2392 | netif_carrier_on(netdev); | |
2393 | netif_wake_queue(netdev); | |
2394 | } | |
2395 | } | |
2396 | } | |
2397 | ||
2398 | static void qlcnic_tx_timeout(struct net_device *netdev) | |
2399 | { | |
2400 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2401 | ||
2402 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) | |
2403 | return; | |
2404 | ||
2405 | dev_err(&netdev->dev, "transmit timeout, resetting.\n"); | |
af19b491 AKS |
2406 | |
2407 | if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS) | |
68bf1c68 AKS |
2408 | adapter->need_fw_reset = 1; |
2409 | else | |
2410 | adapter->reset_context = 1; | |
af19b491 AKS |
2411 | } |
2412 | ||
2413 | static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev) | |
2414 | { | |
2415 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2416 | struct net_device_stats *stats = &netdev->stats; | |
2417 | ||
af19b491 AKS |
2418 | stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts; |
2419 | stats->tx_packets = adapter->stats.xmitfinished; | |
7e382594 | 2420 | stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes; |
af19b491 AKS |
2421 | stats->tx_bytes = adapter->stats.txbytes; |
2422 | stats->rx_dropped = adapter->stats.rxdropped; | |
2423 | stats->tx_dropped = adapter->stats.txdropped; | |
2424 | ||
2425 | return stats; | |
2426 | } | |
2427 | ||
7eb9855d | 2428 | static irqreturn_t qlcnic_clear_legacy_intr(struct qlcnic_adapter *adapter) |
af19b491 | 2429 | { |
af19b491 AKS |
2430 | u32 status; |
2431 | ||
2432 | status = readl(adapter->isr_int_vec); | |
2433 | ||
2434 | if (!(status & adapter->int_vec_bit)) | |
2435 | return IRQ_NONE; | |
2436 | ||
2437 | /* check interrupt state machine, to be sure */ | |
2438 | status = readl(adapter->crb_int_state_reg); | |
2439 | if (!ISR_LEGACY_INT_TRIGGERED(status)) | |
2440 | return IRQ_NONE; | |
2441 | ||
2442 | writel(0xffffffff, adapter->tgt_status_reg); | |
2443 | /* read twice to ensure write is flushed */ | |
2444 | readl(adapter->isr_int_vec); | |
2445 | readl(adapter->isr_int_vec); | |
2446 | ||
7eb9855d AKS |
2447 | return IRQ_HANDLED; |
2448 | } | |
2449 | ||
2450 | static irqreturn_t qlcnic_tmp_intr(int irq, void *data) | |
2451 | { | |
2452 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2453 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
2454 | ||
2455 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
2456 | goto done; | |
2457 | else if (adapter->flags & QLCNIC_MSI_ENABLED) { | |
2458 | writel(0xffffffff, adapter->tgt_status_reg); | |
2459 | goto done; | |
2460 | } | |
2461 | ||
2462 | if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) | |
2463 | return IRQ_NONE; | |
2464 | ||
2465 | done: | |
2466 | adapter->diag_cnt++; | |
2467 | qlcnic_enable_int(sds_ring); | |
2468 | return IRQ_HANDLED; | |
2469 | } | |
2470 | ||
2471 | static irqreturn_t qlcnic_intr(int irq, void *data) | |
2472 | { | |
2473 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2474 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
2475 | ||
2476 | if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) | |
2477 | return IRQ_NONE; | |
2478 | ||
af19b491 AKS |
2479 | napi_schedule(&sds_ring->napi); |
2480 | ||
2481 | return IRQ_HANDLED; | |
2482 | } | |
2483 | ||
2484 | static irqreturn_t qlcnic_msi_intr(int irq, void *data) | |
2485 | { | |
2486 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2487 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
2488 | ||
2489 | /* clear interrupt */ | |
2490 | writel(0xffffffff, adapter->tgt_status_reg); | |
2491 | ||
2492 | napi_schedule(&sds_ring->napi); | |
2493 | return IRQ_HANDLED; | |
2494 | } | |
2495 | ||
2496 | static irqreturn_t qlcnic_msix_intr(int irq, void *data) | |
2497 | { | |
2498 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2499 | ||
2500 | napi_schedule(&sds_ring->napi); | |
2501 | return IRQ_HANDLED; | |
2502 | } | |
2503 | ||
2504 | static int qlcnic_process_cmd_ring(struct qlcnic_adapter *adapter) | |
2505 | { | |
2506 | u32 sw_consumer, hw_consumer; | |
2507 | int count = 0, i; | |
2508 | struct qlcnic_cmd_buffer *buffer; | |
2509 | struct pci_dev *pdev = adapter->pdev; | |
2510 | struct net_device *netdev = adapter->netdev; | |
2511 | struct qlcnic_skb_frag *frag; | |
2512 | int done; | |
2513 | struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring; | |
2514 | ||
2515 | if (!spin_trylock(&adapter->tx_clean_lock)) | |
2516 | return 1; | |
2517 | ||
2518 | sw_consumer = tx_ring->sw_consumer; | |
2519 | hw_consumer = le32_to_cpu(*(tx_ring->hw_consumer)); | |
2520 | ||
2521 | while (sw_consumer != hw_consumer) { | |
2522 | buffer = &tx_ring->cmd_buf_arr[sw_consumer]; | |
2523 | if (buffer->skb) { | |
2524 | frag = &buffer->frag_array[0]; | |
2525 | pci_unmap_single(pdev, frag->dma, frag->length, | |
2526 | PCI_DMA_TODEVICE); | |
2527 | frag->dma = 0ULL; | |
2528 | for (i = 1; i < buffer->frag_count; i++) { | |
2529 | frag++; | |
2530 | pci_unmap_page(pdev, frag->dma, frag->length, | |
2531 | PCI_DMA_TODEVICE); | |
2532 | frag->dma = 0ULL; | |
2533 | } | |
2534 | ||
2535 | adapter->stats.xmitfinished++; | |
2536 | dev_kfree_skb_any(buffer->skb); | |
2537 | buffer->skb = NULL; | |
2538 | } | |
2539 | ||
2540 | sw_consumer = get_next_index(sw_consumer, tx_ring->num_desc); | |
2541 | if (++count >= MAX_STATUS_HANDLE) | |
2542 | break; | |
2543 | } | |
2544 | ||
2545 | if (count && netif_running(netdev)) { | |
2546 | tx_ring->sw_consumer = sw_consumer; | |
2547 | ||
2548 | smp_mb(); | |
2549 | ||
2550 | if (netif_queue_stopped(netdev) && netif_carrier_ok(netdev)) { | |
af19b491 AKS |
2551 | if (qlcnic_tx_avail(tx_ring) > TX_STOP_THRESH) { |
2552 | netif_wake_queue(netdev); | |
8bfe8b91 | 2553 | adapter->stats.xmit_on++; |
af19b491 | 2554 | } |
af19b491 | 2555 | } |
ef71ff83 | 2556 | adapter->tx_timeo_cnt = 0; |
af19b491 AKS |
2557 | } |
2558 | /* | |
2559 | * If everything is freed up to consumer then check if the ring is full | |
2560 | * If the ring is full then check if more needs to be freed and | |
2561 | * schedule the call back again. | |
2562 | * | |
2563 | * This happens when there are 2 CPUs. One could be freeing and the | |
2564 | * other filling it. If the ring is full when we get out of here and | |
2565 | * the card has already interrupted the host then the host can miss the | |
2566 | * interrupt. | |
2567 | * | |
2568 | * There is still a possible race condition and the host could miss an | |
2569 | * interrupt. The card has to take care of this. | |
2570 | */ | |
2571 | hw_consumer = le32_to_cpu(*(tx_ring->hw_consumer)); | |
2572 | done = (sw_consumer == hw_consumer); | |
2573 | spin_unlock(&adapter->tx_clean_lock); | |
2574 | ||
2575 | return done; | |
2576 | } | |
2577 | ||
2578 | static int qlcnic_poll(struct napi_struct *napi, int budget) | |
2579 | { | |
2580 | struct qlcnic_host_sds_ring *sds_ring = | |
2581 | container_of(napi, struct qlcnic_host_sds_ring, napi); | |
2582 | ||
2583 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
2584 | ||
2585 | int tx_complete; | |
2586 | int work_done; | |
2587 | ||
2588 | tx_complete = qlcnic_process_cmd_ring(adapter); | |
2589 | ||
2590 | work_done = qlcnic_process_rcv_ring(sds_ring, budget); | |
2591 | ||
2592 | if ((work_done < budget) && tx_complete) { | |
2593 | napi_complete(&sds_ring->napi); | |
2594 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) | |
2595 | qlcnic_enable_int(sds_ring); | |
2596 | } | |
2597 | ||
2598 | return work_done; | |
2599 | } | |
2600 | ||
8f891387 | 2601 | static int qlcnic_rx_poll(struct napi_struct *napi, int budget) |
2602 | { | |
2603 | struct qlcnic_host_sds_ring *sds_ring = | |
2604 | container_of(napi, struct qlcnic_host_sds_ring, napi); | |
2605 | ||
2606 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
2607 | int work_done; | |
2608 | ||
2609 | work_done = qlcnic_process_rcv_ring(sds_ring, budget); | |
2610 | ||
2611 | if (work_done < budget) { | |
2612 | napi_complete(&sds_ring->napi); | |
2613 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) | |
2614 | qlcnic_enable_int(sds_ring); | |
2615 | } | |
2616 | ||
2617 | return work_done; | |
2618 | } | |
2619 | ||
af19b491 AKS |
2620 | #ifdef CONFIG_NET_POLL_CONTROLLER |
2621 | static void qlcnic_poll_controller(struct net_device *netdev) | |
2622 | { | |
bf82791e YL |
2623 | int ring; |
2624 | struct qlcnic_host_sds_ring *sds_ring; | |
af19b491 | 2625 | struct qlcnic_adapter *adapter = netdev_priv(netdev); |
b1fc6d3c | 2626 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
bf82791e | 2627 | |
af19b491 | 2628 | disable_irq(adapter->irq); |
bf82791e YL |
2629 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
2630 | sds_ring = &recv_ctx->sds_rings[ring]; | |
2631 | qlcnic_intr(adapter->irq, sds_ring); | |
2632 | } | |
af19b491 AKS |
2633 | enable_irq(adapter->irq); |
2634 | } | |
2635 | #endif | |
2636 | ||
6df900e9 SC |
2637 | static void |
2638 | qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding) | |
2639 | { | |
2640 | u32 val; | |
2641 | ||
2642 | val = adapter->portnum & 0xf; | |
2643 | val |= encoding << 7; | |
2644 | val |= (jiffies - adapter->dev_rst_time) << 8; | |
2645 | ||
2646 | QLCWR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val); | |
2647 | adapter->dev_rst_time = jiffies; | |
2648 | } | |
2649 | ||
ade91f8e AKS |
2650 | static int |
2651 | qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state) | |
af19b491 AKS |
2652 | { |
2653 | u32 val; | |
2654 | ||
2655 | WARN_ON(state != QLCNIC_DEV_NEED_RESET && | |
2656 | state != QLCNIC_DEV_NEED_QUISCENT); | |
2657 | ||
2658 | if (qlcnic_api_lock(adapter)) | |
ade91f8e | 2659 | return -EIO; |
af19b491 AKS |
2660 | |
2661 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); | |
2662 | ||
2663 | if (state == QLCNIC_DEV_NEED_RESET) | |
6d2a4724 | 2664 | QLC_DEV_SET_RST_RDY(val, adapter->portnum); |
af19b491 | 2665 | else if (state == QLCNIC_DEV_NEED_QUISCENT) |
6d2a4724 | 2666 | QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum); |
af19b491 AKS |
2667 | |
2668 | QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); | |
2669 | ||
2670 | qlcnic_api_unlock(adapter); | |
ade91f8e AKS |
2671 | |
2672 | return 0; | |
af19b491 AKS |
2673 | } |
2674 | ||
1b95a839 AKS |
2675 | static int |
2676 | qlcnic_clr_drv_state(struct qlcnic_adapter *adapter) | |
2677 | { | |
2678 | u32 val; | |
2679 | ||
2680 | if (qlcnic_api_lock(adapter)) | |
2681 | return -EBUSY; | |
2682 | ||
2683 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); | |
6d2a4724 | 2684 | QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); |
1b95a839 AKS |
2685 | QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
2686 | ||
2687 | qlcnic_api_unlock(adapter); | |
2688 | ||
2689 | return 0; | |
2690 | } | |
2691 | ||
af19b491 | 2692 | static void |
21854f02 | 2693 | qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed) |
af19b491 AKS |
2694 | { |
2695 | u32 val; | |
2696 | ||
2697 | if (qlcnic_api_lock(adapter)) | |
2698 | goto err; | |
2699 | ||
31018e06 | 2700 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
6d2a4724 | 2701 | QLC_DEV_CLR_REF_CNT(val, adapter->portnum); |
31018e06 | 2702 | QLCWR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); |
af19b491 | 2703 | |
21854f02 AKS |
2704 | if (failed) { |
2705 | QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED); | |
2706 | dev_info(&adapter->pdev->dev, | |
2707 | "Device state set to Failed. Please Reboot\n"); | |
2708 | } else if (!(val & 0x11111111)) | |
af19b491 AKS |
2709 | QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_COLD); |
2710 | ||
2711 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); | |
6d2a4724 | 2712 | QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); |
af19b491 AKS |
2713 | QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
2714 | ||
2715 | qlcnic_api_unlock(adapter); | |
2716 | err: | |
2717 | adapter->fw_fail_cnt = 0; | |
032a13c7 | 2718 | adapter->flags &= ~QLCNIC_FW_HANG; |
af19b491 AKS |
2719 | clear_bit(__QLCNIC_START_FW, &adapter->state); |
2720 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
2721 | } | |
2722 | ||
f73dfc50 | 2723 | /* Grab api lock, before checking state */ |
af19b491 AKS |
2724 | static int |
2725 | qlcnic_check_drv_state(struct qlcnic_adapter *adapter) | |
2726 | { | |
602ca6f0 | 2727 | int act, state, active_mask; |
af19b491 AKS |
2728 | |
2729 | state = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); | |
31018e06 | 2730 | act = QLCRD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
af19b491 | 2731 | |
602ca6f0 SV |
2732 | if (adapter->flags & QLCNIC_FW_RESET_OWNER) { |
2733 | active_mask = (~(1 << (adapter->ahw->pci_func * 4))); | |
2734 | act = act & active_mask; | |
2735 | } | |
2736 | ||
af19b491 AKS |
2737 | if (((state & 0x11111111) == (act & 0x11111111)) || |
2738 | ((act & 0x11111111) == ((state >> 1) & 0x11111111))) | |
2739 | return 0; | |
2740 | else | |
2741 | return 1; | |
2742 | } | |
2743 | ||
96f8118c SC |
2744 | static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter) |
2745 | { | |
2746 | u32 val = QLCRD32(adapter, QLCNIC_CRB_DRV_IDC_VER); | |
2747 | ||
2748 | if (val != QLCNIC_DRV_IDC_VER) { | |
2749 | dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's" | |
2750 | " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val); | |
2751 | } | |
2752 | ||
2753 | return 0; | |
2754 | } | |
2755 | ||
af19b491 AKS |
2756 | static int |
2757 | qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) | |
2758 | { | |
2759 | u32 val, prev_state; | |
aa5e18c0 | 2760 | u8 dev_init_timeo = adapter->dev_init_timeo; |
6d2a4724 | 2761 | u8 portnum = adapter->portnum; |
96f8118c | 2762 | u8 ret; |
af19b491 | 2763 | |
f73dfc50 AKS |
2764 | if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state)) |
2765 | return 1; | |
2766 | ||
af19b491 AKS |
2767 | if (qlcnic_api_lock(adapter)) |
2768 | return -1; | |
2769 | ||
31018e06 | 2770 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
6d2a4724 AKS |
2771 | if (!(val & (1 << (portnum * 4)))) { |
2772 | QLC_DEV_SET_REF_CNT(val, portnum); | |
31018e06 | 2773 | QLCWR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); |
af19b491 AKS |
2774 | } |
2775 | ||
2776 | prev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); | |
65b5b420 | 2777 | QLCDB(adapter, HW, "Device state = %u\n", prev_state); |
af19b491 AKS |
2778 | |
2779 | switch (prev_state) { | |
2780 | case QLCNIC_DEV_COLD: | |
bbd8c6a4 | 2781 | QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_INITIALIZING); |
96f8118c | 2782 | QLCWR32(adapter, QLCNIC_CRB_DRV_IDC_VER, QLCNIC_DRV_IDC_VER); |
6df900e9 | 2783 | qlcnic_idc_debug_info(adapter, 0); |
af19b491 AKS |
2784 | qlcnic_api_unlock(adapter); |
2785 | return 1; | |
2786 | ||
2787 | case QLCNIC_DEV_READY: | |
96f8118c | 2788 | ret = qlcnic_check_idc_ver(adapter); |
af19b491 | 2789 | qlcnic_api_unlock(adapter); |
96f8118c | 2790 | return ret; |
af19b491 AKS |
2791 | |
2792 | case QLCNIC_DEV_NEED_RESET: | |
2793 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); | |
6d2a4724 | 2794 | QLC_DEV_SET_RST_RDY(val, portnum); |
af19b491 AKS |
2795 | QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
2796 | break; | |
2797 | ||
2798 | case QLCNIC_DEV_NEED_QUISCENT: | |
2799 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); | |
6d2a4724 | 2800 | QLC_DEV_SET_QSCNT_RDY(val, portnum); |
af19b491 AKS |
2801 | QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
2802 | break; | |
2803 | ||
2804 | case QLCNIC_DEV_FAILED: | |
a7fc948f | 2805 | dev_err(&adapter->pdev->dev, "Device in failed state.\n"); |
af19b491 AKS |
2806 | qlcnic_api_unlock(adapter); |
2807 | return -1; | |
bbd8c6a4 AKS |
2808 | |
2809 | case QLCNIC_DEV_INITIALIZING: | |
2810 | case QLCNIC_DEV_QUISCENT: | |
2811 | break; | |
af19b491 AKS |
2812 | } |
2813 | ||
2814 | qlcnic_api_unlock(adapter); | |
aa5e18c0 SC |
2815 | |
2816 | do { | |
af19b491 | 2817 | msleep(1000); |
a5e463d0 SC |
2818 | prev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); |
2819 | ||
2820 | if (prev_state == QLCNIC_DEV_QUISCENT) | |
2821 | continue; | |
2822 | } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo); | |
af19b491 | 2823 | |
65b5b420 AKS |
2824 | if (!dev_init_timeo) { |
2825 | dev_err(&adapter->pdev->dev, | |
2826 | "Waiting for device to initialize timeout\n"); | |
af19b491 | 2827 | return -1; |
65b5b420 | 2828 | } |
af19b491 AKS |
2829 | |
2830 | if (qlcnic_api_lock(adapter)) | |
2831 | return -1; | |
2832 | ||
2833 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); | |
6d2a4724 | 2834 | QLC_DEV_CLR_RST_QSCNT(val, portnum); |
af19b491 AKS |
2835 | QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
2836 | ||
96f8118c | 2837 | ret = qlcnic_check_idc_ver(adapter); |
af19b491 AKS |
2838 | qlcnic_api_unlock(adapter); |
2839 | ||
96f8118c | 2840 | return ret; |
af19b491 AKS |
2841 | } |
2842 | ||
2843 | static void | |
2844 | qlcnic_fwinit_work(struct work_struct *work) | |
2845 | { | |
2846 | struct qlcnic_adapter *adapter = container_of(work, | |
2847 | struct qlcnic_adapter, fw_work.work); | |
3c4b23b1 | 2848 | u32 dev_state = 0xf; |
7b749ff4 | 2849 | u32 val; |
af19b491 | 2850 | |
f73dfc50 AKS |
2851 | if (qlcnic_api_lock(adapter)) |
2852 | goto err_ret; | |
af19b491 | 2853 | |
a5e463d0 | 2854 | dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); |
b8c17620 AKS |
2855 | if (dev_state == QLCNIC_DEV_QUISCENT || |
2856 | dev_state == QLCNIC_DEV_NEED_QUISCENT) { | |
a5e463d0 SC |
2857 | qlcnic_api_unlock(adapter); |
2858 | qlcnic_schedule_work(adapter, qlcnic_fwinit_work, | |
2859 | FW_POLL_DELAY * 2); | |
2860 | return; | |
2861 | } | |
2862 | ||
9f26f547 | 2863 | if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC) { |
3c4b23b1 AKS |
2864 | qlcnic_api_unlock(adapter); |
2865 | goto wait_npar; | |
9f26f547 AC |
2866 | } |
2867 | ||
16e3cf73 SV |
2868 | if (dev_state == QLCNIC_DEV_INITIALIZING || |
2869 | dev_state == QLCNIC_DEV_READY) { | |
2870 | dev_info(&adapter->pdev->dev, "Detected state change from " | |
2871 | "DEV_NEED_RESET, skipping ack check\n"); | |
2872 | goto skip_ack_check; | |
2873 | } | |
2874 | ||
f73dfc50 | 2875 | if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) { |
16e3cf73 | 2876 | dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n", |
f73dfc50 AKS |
2877 | adapter->reset_ack_timeo); |
2878 | goto skip_ack_check; | |
2879 | } | |
2880 | ||
2881 | if (!qlcnic_check_drv_state(adapter)) { | |
2882 | skip_ack_check: | |
2883 | dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); | |
a5e463d0 | 2884 | |
f73dfc50 AKS |
2885 | if (dev_state == QLCNIC_DEV_NEED_RESET) { |
2886 | QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, | |
2887 | QLCNIC_DEV_INITIALIZING); | |
2888 | set_bit(__QLCNIC_START_FW, &adapter->state); | |
2889 | QLCDB(adapter, DRV, "Restarting fw\n"); | |
6df900e9 | 2890 | qlcnic_idc_debug_info(adapter, 0); |
7b749ff4 SV |
2891 | val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); |
2892 | QLC_DEV_SET_RST_RDY(val, adapter->portnum); | |
2893 | QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); | |
af19b491 AKS |
2894 | } |
2895 | ||
f73dfc50 AKS |
2896 | qlcnic_api_unlock(adapter); |
2897 | ||
287e38aa | 2898 | rtnl_lock(); |
7b749ff4 SV |
2899 | if (adapter->ahw->fw_dump.enable && |
2900 | (adapter->flags & QLCNIC_FW_RESET_OWNER)) { | |
9d6a6440 AC |
2901 | QLCDB(adapter, DRV, "Take FW dump\n"); |
2902 | qlcnic_dump_fw(adapter); | |
032a13c7 | 2903 | adapter->flags |= QLCNIC_FW_HANG; |
9d6a6440 | 2904 | } |
287e38aa | 2905 | rtnl_unlock(); |
7b749ff4 SV |
2906 | |
2907 | adapter->flags &= ~QLCNIC_FW_RESET_OWNER; | |
9f26f547 | 2908 | if (!adapter->nic_ops->start_firmware(adapter)) { |
af19b491 | 2909 | qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); |
b18971d1 | 2910 | adapter->fw_wait_cnt = 0; |
af19b491 AKS |
2911 | return; |
2912 | } | |
af19b491 AKS |
2913 | goto err_ret; |
2914 | } | |
2915 | ||
f73dfc50 | 2916 | qlcnic_api_unlock(adapter); |
aa5e18c0 | 2917 | |
9f26f547 | 2918 | wait_npar: |
af19b491 | 2919 | dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); |
f73dfc50 | 2920 | QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state); |
65b5b420 | 2921 | |
af19b491 | 2922 | switch (dev_state) { |
3c4b23b1 | 2923 | case QLCNIC_DEV_READY: |
9f26f547 | 2924 | if (!adapter->nic_ops->start_firmware(adapter)) { |
f73dfc50 | 2925 | qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); |
b18971d1 | 2926 | adapter->fw_wait_cnt = 0; |
f73dfc50 AKS |
2927 | return; |
2928 | } | |
3c4b23b1 AKS |
2929 | case QLCNIC_DEV_FAILED: |
2930 | break; | |
2931 | default: | |
2932 | qlcnic_schedule_work(adapter, | |
2933 | qlcnic_fwinit_work, FW_POLL_DELAY); | |
2934 | return; | |
af19b491 AKS |
2935 | } |
2936 | ||
2937 | err_ret: | |
f73dfc50 AKS |
2938 | dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u " |
2939 | "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt); | |
34ce3626 | 2940 | netif_device_attach(adapter->netdev); |
21854f02 | 2941 | qlcnic_clr_all_drv_state(adapter, 0); |
af19b491 AKS |
2942 | } |
2943 | ||
2944 | static void | |
2945 | qlcnic_detach_work(struct work_struct *work) | |
2946 | { | |
2947 | struct qlcnic_adapter *adapter = container_of(work, | |
2948 | struct qlcnic_adapter, fw_work.work); | |
2949 | struct net_device *netdev = adapter->netdev; | |
2950 | u32 status; | |
2951 | ||
2952 | netif_device_detach(netdev); | |
2953 | ||
b8c17620 AKS |
2954 | /* Dont grab rtnl lock during Quiscent mode */ |
2955 | if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) { | |
2956 | if (netif_running(netdev)) | |
2957 | __qlcnic_down(adapter, netdev); | |
2958 | } else | |
2959 | qlcnic_down(adapter, netdev); | |
af19b491 | 2960 | |
af19b491 AKS |
2961 | status = QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS1); |
2962 | ||
44f65b29 SC |
2963 | if (status & QLCNIC_RCODE_FATAL_ERROR) { |
2964 | dev_err(&adapter->pdev->dev, | |
2965 | "Detaching the device: peg halt status1=0x%x\n", | |
2966 | status); | |
2967 | ||
2968 | if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) { | |
2969 | dev_err(&adapter->pdev->dev, | |
2970 | "On board active cooling fan failed. " | |
2971 | "Device has been halted.\n"); | |
2972 | dev_err(&adapter->pdev->dev, | |
2973 | "Replace the adapter.\n"); | |
2974 | } | |
2975 | ||
af19b491 | 2976 | goto err_ret; |
44f65b29 | 2977 | } |
af19b491 | 2978 | |
44f65b29 SC |
2979 | if (adapter->temp == QLCNIC_TEMP_PANIC) { |
2980 | dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n", | |
2981 | adapter->temp); | |
af19b491 | 2982 | goto err_ret; |
44f65b29 SC |
2983 | } |
2984 | ||
602ca6f0 SV |
2985 | /* Dont ack if this instance is the reset owner */ |
2986 | if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) { | |
44f65b29 SC |
2987 | if (qlcnic_set_drv_state(adapter, adapter->dev_state)) { |
2988 | dev_err(&adapter->pdev->dev, | |
2989 | "Failed to set driver state," | |
2990 | "detaching the device.\n"); | |
602ca6f0 | 2991 | goto err_ret; |
44f65b29 | 2992 | } |
602ca6f0 | 2993 | } |
af19b491 AKS |
2994 | |
2995 | adapter->fw_wait_cnt = 0; | |
2996 | ||
2997 | qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY); | |
2998 | ||
2999 | return; | |
3000 | ||
3001 | err_ret: | |
34ce3626 | 3002 | netif_device_attach(netdev); |
21854f02 | 3003 | qlcnic_clr_all_drv_state(adapter, 1); |
af19b491 AKS |
3004 | } |
3005 | ||
3c4b23b1 AKS |
3006 | /*Transit NPAR state to NON Operational */ |
3007 | static void | |
3008 | qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter) | |
3009 | { | |
3010 | u32 state; | |
3011 | ||
3012 | state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); | |
3013 | if (state == QLCNIC_DEV_NPAR_NON_OPER) | |
3014 | return; | |
3015 | ||
3016 | if (qlcnic_api_lock(adapter)) | |
3017 | return; | |
3018 | QLCWR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, QLCNIC_DEV_NPAR_NON_OPER); | |
3019 | qlcnic_api_unlock(adapter); | |
3020 | } | |
3021 | ||
f73dfc50 | 3022 | /*Transit to RESET state from READY state only */ |
18f2f616 | 3023 | void |
af19b491 AKS |
3024 | qlcnic_dev_request_reset(struct qlcnic_adapter *adapter) |
3025 | { | |
646779f1 SV |
3026 | u32 state, xg_val = 0, gb_val = 0; |
3027 | ||
3028 | qlcnic_xg_set_xg0_mask(xg_val); | |
3029 | qlcnic_xg_set_xg1_mask(xg_val); | |
3030 | QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val); | |
3031 | qlcnic_gb_set_gb0_mask(gb_val); | |
3032 | qlcnic_gb_set_gb1_mask(gb_val); | |
3033 | qlcnic_gb_set_gb2_mask(gb_val); | |
3034 | qlcnic_gb_set_gb3_mask(gb_val); | |
3035 | QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val); | |
3036 | dev_info(&adapter->pdev->dev, "Pause control frames disabled" | |
3037 | " on all ports\n"); | |
cea8975e | 3038 | adapter->need_fw_reset = 1; |
af19b491 AKS |
3039 | if (qlcnic_api_lock(adapter)) |
3040 | return; | |
3041 | ||
3042 | state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); | |
b43e5ee7 SC |
3043 | if (state == QLCNIC_DEV_FAILED || (state == QLCNIC_DEV_BADBAD)) { |
3044 | netdev_err(adapter->netdev, | |
3045 | "Device is in FAILED state, Please Reboot\n"); | |
3046 | qlcnic_api_unlock(adapter); | |
3047 | return; | |
3048 | } | |
af19b491 | 3049 | |
f73dfc50 | 3050 | if (state == QLCNIC_DEV_READY) { |
af19b491 | 3051 | QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_NEED_RESET); |
602ca6f0 | 3052 | adapter->flags |= QLCNIC_FW_RESET_OWNER; |
65b5b420 | 3053 | QLCDB(adapter, DRV, "NEED_RESET state set\n"); |
6df900e9 | 3054 | qlcnic_idc_debug_info(adapter, 0); |
af19b491 AKS |
3055 | } |
3056 | ||
3c4b23b1 | 3057 | QLCWR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, QLCNIC_DEV_NPAR_NON_OPER); |
af19b491 AKS |
3058 | qlcnic_api_unlock(adapter); |
3059 | } | |
3060 | ||
9f26f547 AC |
3061 | /* Transit to NPAR READY state from NPAR NOT READY state */ |
3062 | static void | |
3063 | qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter) | |
3064 | { | |
9f26f547 AC |
3065 | if (qlcnic_api_lock(adapter)) |
3066 | return; | |
3067 | ||
3c4b23b1 AKS |
3068 | QLCWR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, QLCNIC_DEV_NPAR_OPER); |
3069 | QLCDB(adapter, DRV, "NPAR operational state set\n"); | |
9f26f547 AC |
3070 | |
3071 | qlcnic_api_unlock(adapter); | |
3072 | } | |
3073 | ||
af19b491 AKS |
3074 | static void |
3075 | qlcnic_schedule_work(struct qlcnic_adapter *adapter, | |
3076 | work_func_t func, int delay) | |
3077 | { | |
451724c8 SC |
3078 | if (test_bit(__QLCNIC_AER, &adapter->state)) |
3079 | return; | |
3080 | ||
af19b491 | 3081 | INIT_DELAYED_WORK(&adapter->fw_work, func); |
f7ec804a AKS |
3082 | queue_delayed_work(qlcnic_wq, &adapter->fw_work, |
3083 | round_jiffies_relative(delay)); | |
af19b491 AKS |
3084 | } |
3085 | ||
3086 | static void | |
3087 | qlcnic_cancel_fw_work(struct qlcnic_adapter *adapter) | |
3088 | { | |
3089 | while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
3090 | msleep(10); | |
3091 | ||
b43e5ee7 SC |
3092 | if (!adapter->fw_work.work.func) |
3093 | return; | |
3094 | ||
af19b491 AKS |
3095 | cancel_delayed_work_sync(&adapter->fw_work); |
3096 | } | |
3097 | ||
3098 | static void | |
3099 | qlcnic_attach_work(struct work_struct *work) | |
3100 | { | |
3101 | struct qlcnic_adapter *adapter = container_of(work, | |
3102 | struct qlcnic_adapter, fw_work.work); | |
3103 | struct net_device *netdev = adapter->netdev; | |
b18971d1 | 3104 | u32 npar_state; |
af19b491 | 3105 | |
b18971d1 AKS |
3106 | if (adapter->op_mode != QLCNIC_MGMT_FUNC) { |
3107 | npar_state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); | |
3108 | if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO) | |
3109 | qlcnic_clr_all_drv_state(adapter, 0); | |
3110 | else if (npar_state != QLCNIC_DEV_NPAR_OPER) | |
3111 | qlcnic_schedule_work(adapter, qlcnic_attach_work, | |
3112 | FW_POLL_DELAY); | |
3113 | else | |
3114 | goto attach; | |
3115 | QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n"); | |
3116 | return; | |
3117 | } | |
3118 | attach: | |
af19b491 | 3119 | if (netif_running(netdev)) { |
52486a3a | 3120 | if (qlcnic_up(adapter, netdev)) |
af19b491 | 3121 | goto done; |
af19b491 | 3122 | |
aec1e845 | 3123 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
af19b491 AKS |
3124 | } |
3125 | ||
af19b491 | 3126 | done: |
34ce3626 | 3127 | netif_device_attach(netdev); |
af19b491 | 3128 | adapter->fw_fail_cnt = 0; |
032a13c7 | 3129 | adapter->flags &= ~QLCNIC_FW_HANG; |
af19b491 | 3130 | clear_bit(__QLCNIC_RESETTING, &adapter->state); |
1b95a839 AKS |
3131 | |
3132 | if (!qlcnic_clr_drv_state(adapter)) | |
3133 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, | |
3134 | FW_POLL_DELAY); | |
af19b491 AKS |
3135 | } |
3136 | ||
3137 | static int | |
3138 | qlcnic_check_health(struct qlcnic_adapter *adapter) | |
3139 | { | |
4e70812b | 3140 | u32 state = 0, heartbeat; |
853d4bca | 3141 | u32 peg_status; |
af19b491 AKS |
3142 | |
3143 | if (qlcnic_check_temp(adapter)) | |
3144 | goto detach; | |
3145 | ||
2372a5f1 | 3146 | if (adapter->need_fw_reset) |
af19b491 | 3147 | qlcnic_dev_request_reset(adapter); |
af19b491 AKS |
3148 | |
3149 | state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); | |
b8c17620 | 3150 | if (state == QLCNIC_DEV_NEED_RESET) { |
3c4b23b1 | 3151 | qlcnic_set_npar_non_operational(adapter); |
af19b491 | 3152 | adapter->need_fw_reset = 1; |
b8c17620 AKS |
3153 | } else if (state == QLCNIC_DEV_NEED_QUISCENT) |
3154 | goto detach; | |
af19b491 | 3155 | |
4e70812b SC |
3156 | heartbeat = QLCRD32(adapter, QLCNIC_PEG_ALIVE_COUNTER); |
3157 | if (heartbeat != adapter->heartbeat) { | |
3158 | adapter->heartbeat = heartbeat; | |
af19b491 AKS |
3159 | adapter->fw_fail_cnt = 0; |
3160 | if (adapter->need_fw_reset) | |
3161 | goto detach; | |
68bf1c68 | 3162 | |
9ce13ca8 | 3163 | if (adapter->reset_context && auto_fw_reset) { |
68bf1c68 AKS |
3164 | qlcnic_reset_hw_context(adapter); |
3165 | adapter->netdev->trans_start = jiffies; | |
3166 | } | |
3167 | ||
af19b491 AKS |
3168 | return 0; |
3169 | } | |
3170 | ||
3171 | if (++adapter->fw_fail_cnt < FW_FAIL_THRESH) | |
3172 | return 0; | |
3173 | ||
032a13c7 SV |
3174 | adapter->flags |= QLCNIC_FW_HANG; |
3175 | ||
af19b491 AKS |
3176 | qlcnic_dev_request_reset(adapter); |
3177 | ||
9ce13ca8 | 3178 | if (auto_fw_reset) |
0df170b6 | 3179 | clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state); |
af19b491 | 3180 | |
853d4bca AR |
3181 | dev_err(&adapter->pdev->dev, "firmware hang detected\n"); |
3182 | dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n" | |
c76ecb7a SV |
3183 | "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n" |
3184 | "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n" | |
3185 | "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n" | |
3186 | "PEG_NET_4_PC: 0x%x\n", | |
3187 | QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS1), | |
3188 | QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS2), | |
3189 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c), | |
3190 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c), | |
3191 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c), | |
3192 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c), | |
3193 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c)); | |
853d4bca | 3194 | peg_status = QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS1); |
97048a1f | 3195 | if (QLCNIC_FWERROR_CODE(peg_status) == 0x67) |
853d4bca AR |
3196 | dev_err(&adapter->pdev->dev, |
3197 | "Firmware aborted with error code 0x00006700. " | |
3198 | "Device is being reset.\n"); | |
af19b491 AKS |
3199 | detach: |
3200 | adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state : | |
3201 | QLCNIC_DEV_NEED_RESET; | |
3202 | ||
9ce13ca8 | 3203 | if (auto_fw_reset && |
65b5b420 AKS |
3204 | !test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) { |
3205 | ||
af19b491 | 3206 | qlcnic_schedule_work(adapter, qlcnic_detach_work, 0); |
65b5b420 AKS |
3207 | QLCDB(adapter, DRV, "fw recovery scheduled.\n"); |
3208 | } | |
af19b491 AKS |
3209 | |
3210 | return 1; | |
3211 | } | |
3212 | ||
3213 | static void | |
3214 | qlcnic_fw_poll_work(struct work_struct *work) | |
3215 | { | |
3216 | struct qlcnic_adapter *adapter = container_of(work, | |
3217 | struct qlcnic_adapter, fw_work.work); | |
3218 | ||
3219 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) | |
3220 | goto reschedule; | |
3221 | ||
3222 | ||
3223 | if (qlcnic_check_health(adapter)) | |
3224 | return; | |
3225 | ||
b5e5492c AKS |
3226 | if (adapter->fhash.fnum) |
3227 | qlcnic_prune_lb_filters(adapter); | |
3228 | ||
af19b491 AKS |
3229 | reschedule: |
3230 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); | |
3231 | } | |
3232 | ||
451724c8 SC |
3233 | static int qlcnic_is_first_func(struct pci_dev *pdev) |
3234 | { | |
3235 | struct pci_dev *oth_pdev; | |
3236 | int val = pdev->devfn; | |
3237 | ||
3238 | while (val-- > 0) { | |
3239 | oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr | |
3240 | (pdev->bus), pdev->bus->number, | |
3241 | PCI_DEVFN(PCI_SLOT(pdev->devfn), val)); | |
bfc978fa AKS |
3242 | if (!oth_pdev) |
3243 | continue; | |
451724c8 | 3244 | |
bfc978fa AKS |
3245 | if (oth_pdev->current_state != PCI_D3cold) { |
3246 | pci_dev_put(oth_pdev); | |
451724c8 | 3247 | return 0; |
bfc978fa AKS |
3248 | } |
3249 | pci_dev_put(oth_pdev); | |
451724c8 SC |
3250 | } |
3251 | return 1; | |
3252 | } | |
3253 | ||
3254 | static int qlcnic_attach_func(struct pci_dev *pdev) | |
3255 | { | |
3256 | int err, first_func; | |
3257 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3258 | struct net_device *netdev = adapter->netdev; | |
3259 | ||
3260 | pdev->error_state = pci_channel_io_normal; | |
3261 | ||
3262 | err = pci_enable_device(pdev); | |
3263 | if (err) | |
3264 | return err; | |
3265 | ||
3266 | pci_set_power_state(pdev, PCI_D0); | |
3267 | pci_set_master(pdev); | |
3268 | pci_restore_state(pdev); | |
3269 | ||
3270 | first_func = qlcnic_is_first_func(pdev); | |
3271 | ||
3272 | if (qlcnic_api_lock(adapter)) | |
3273 | return -EINVAL; | |
3274 | ||
933fce12 | 3275 | if (adapter->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) { |
451724c8 SC |
3276 | adapter->need_fw_reset = 1; |
3277 | set_bit(__QLCNIC_START_FW, &adapter->state); | |
3278 | QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_INITIALIZING); | |
3279 | QLCDB(adapter, DRV, "Restarting fw\n"); | |
3280 | } | |
3281 | qlcnic_api_unlock(adapter); | |
3282 | ||
3283 | err = adapter->nic_ops->start_firmware(adapter); | |
3284 | if (err) | |
3285 | return err; | |
3286 | ||
3287 | qlcnic_clr_drv_state(adapter); | |
3288 | qlcnic_setup_intr(adapter); | |
3289 | ||
3290 | if (netif_running(netdev)) { | |
3291 | err = qlcnic_attach(adapter); | |
3292 | if (err) { | |
21854f02 | 3293 | qlcnic_clr_all_drv_state(adapter, 1); |
451724c8 SC |
3294 | clear_bit(__QLCNIC_AER, &adapter->state); |
3295 | netif_device_attach(netdev); | |
3296 | return err; | |
3297 | } | |
3298 | ||
3299 | err = qlcnic_up(adapter, netdev); | |
3300 | if (err) | |
3301 | goto done; | |
3302 | ||
aec1e845 | 3303 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
451724c8 SC |
3304 | } |
3305 | done: | |
3306 | netif_device_attach(netdev); | |
3307 | return err; | |
3308 | } | |
3309 | ||
3310 | static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev, | |
3311 | pci_channel_state_t state) | |
3312 | { | |
3313 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3314 | struct net_device *netdev = adapter->netdev; | |
3315 | ||
3316 | if (state == pci_channel_io_perm_failure) | |
3317 | return PCI_ERS_RESULT_DISCONNECT; | |
3318 | ||
3319 | if (state == pci_channel_io_normal) | |
3320 | return PCI_ERS_RESULT_RECOVERED; | |
3321 | ||
3322 | set_bit(__QLCNIC_AER, &adapter->state); | |
3323 | netif_device_detach(netdev); | |
3324 | ||
3325 | cancel_delayed_work_sync(&adapter->fw_work); | |
3326 | ||
3327 | if (netif_running(netdev)) | |
3328 | qlcnic_down(adapter, netdev); | |
3329 | ||
3330 | qlcnic_detach(adapter); | |
3331 | qlcnic_teardown_intr(adapter); | |
3332 | ||
3333 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
3334 | ||
3335 | pci_save_state(pdev); | |
3336 | pci_disable_device(pdev); | |
3337 | ||
3338 | return PCI_ERS_RESULT_NEED_RESET; | |
3339 | } | |
3340 | ||
3341 | static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev) | |
3342 | { | |
3343 | return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT : | |
3344 | PCI_ERS_RESULT_RECOVERED; | |
3345 | } | |
3346 | ||
3347 | static void qlcnic_io_resume(struct pci_dev *pdev) | |
3348 | { | |
3349 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3350 | ||
3351 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
3352 | ||
3353 | if (QLCRD32(adapter, QLCNIC_CRB_DEV_STATE) == QLCNIC_DEV_READY && | |
3354 | test_and_clear_bit(__QLCNIC_AER, &adapter->state)) | |
3355 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, | |
3356 | FW_POLL_DELAY); | |
3357 | } | |
3358 | ||
87eb743b AC |
3359 | static int |
3360 | qlcnicvf_start_firmware(struct qlcnic_adapter *adapter) | |
3361 | { | |
3362 | int err; | |
3363 | ||
3364 | err = qlcnic_can_start_firmware(adapter); | |
3365 | if (err) | |
3366 | return err; | |
3367 | ||
78f84e1a AKS |
3368 | err = qlcnic_check_npar_opertional(adapter); |
3369 | if (err) | |
3370 | return err; | |
3c4b23b1 | 3371 | |
174240a8 RB |
3372 | err = qlcnic_initialize_nic(adapter); |
3373 | if (err) | |
3374 | return err; | |
3375 | ||
87eb743b AC |
3376 | qlcnic_check_options(adapter); |
3377 | ||
7373373d RB |
3378 | err = qlcnic_set_eswitch_port_config(adapter); |
3379 | if (err) | |
3380 | return err; | |
3381 | ||
87eb743b AC |
3382 | adapter->need_fw_reset = 0; |
3383 | ||
3384 | return err; | |
3385 | } | |
3386 | ||
3387 | static int | |
3388 | qlcnicvf_config_bridged_mode(struct qlcnic_adapter *adapter, u32 enable) | |
3389 | { | |
3390 | return -EOPNOTSUPP; | |
3391 | } | |
3392 | ||
3393 | static int | |
3394 | qlcnicvf_config_led(struct qlcnic_adapter *adapter, u32 state, u32 rate) | |
3395 | { | |
3396 | return -EOPNOTSUPP; | |
3397 | } | |
3398 | ||
af19b491 AKS |
3399 | static ssize_t |
3400 | qlcnic_store_bridged_mode(struct device *dev, | |
3401 | struct device_attribute *attr, const char *buf, size_t len) | |
3402 | { | |
3403 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
3404 | unsigned long new; | |
3405 | int ret = -EINVAL; | |
3406 | ||
3407 | if (!(adapter->capabilities & QLCNIC_FW_CAPABILITY_BDG)) | |
3408 | goto err_out; | |
3409 | ||
8a15ad1f | 3410 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
af19b491 AKS |
3411 | goto err_out; |
3412 | ||
3413 | if (strict_strtoul(buf, 2, &new)) | |
3414 | goto err_out; | |
3415 | ||
2e9d722d | 3416 | if (!adapter->nic_ops->config_bridged_mode(adapter, !!new)) |
af19b491 AKS |
3417 | ret = len; |
3418 | ||
3419 | err_out: | |
3420 | return ret; | |
3421 | } | |
3422 | ||
3423 | static ssize_t | |
3424 | qlcnic_show_bridged_mode(struct device *dev, | |
3425 | struct device_attribute *attr, char *buf) | |
3426 | { | |
3427 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
3428 | int bridged_mode = 0; | |
3429 | ||
3430 | if (adapter->capabilities & QLCNIC_FW_CAPABILITY_BDG) | |
3431 | bridged_mode = !!(adapter->flags & QLCNIC_BRIDGE_ENABLED); | |
3432 | ||
3433 | return sprintf(buf, "%d\n", bridged_mode); | |
3434 | } | |
3435 | ||
3436 | static struct device_attribute dev_attr_bridged_mode = { | |
3437 | .attr = {.name = "bridged_mode", .mode = (S_IRUGO | S_IWUSR)}, | |
3438 | .show = qlcnic_show_bridged_mode, | |
3439 | .store = qlcnic_store_bridged_mode, | |
3440 | }; | |
3441 | ||
3442 | static ssize_t | |
3443 | qlcnic_store_diag_mode(struct device *dev, | |
3444 | struct device_attribute *attr, const char *buf, size_t len) | |
3445 | { | |
3446 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
3447 | unsigned long new; | |
3448 | ||
3449 | if (strict_strtoul(buf, 2, &new)) | |
3450 | return -EINVAL; | |
3451 | ||
3452 | if (!!new != !!(adapter->flags & QLCNIC_DIAG_ENABLED)) | |
3453 | adapter->flags ^= QLCNIC_DIAG_ENABLED; | |
3454 | ||
3455 | return len; | |
3456 | } | |
3457 | ||
3458 | static ssize_t | |
3459 | qlcnic_show_diag_mode(struct device *dev, | |
3460 | struct device_attribute *attr, char *buf) | |
3461 | { | |
3462 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
3463 | ||
3464 | return sprintf(buf, "%d\n", | |
3465 | !!(adapter->flags & QLCNIC_DIAG_ENABLED)); | |
3466 | } | |
3467 | ||
3468 | static struct device_attribute dev_attr_diag_mode = { | |
3469 | .attr = {.name = "diag_mode", .mode = (S_IRUGO | S_IWUSR)}, | |
3470 | .show = qlcnic_show_diag_mode, | |
3471 | .store = qlcnic_store_diag_mode, | |
3472 | }; | |
3473 | ||
f94bc1e7 SC |
3474 | int qlcnic_validate_max_rss(struct net_device *netdev, u8 max_hw, u8 val) |
3475 | { | |
3476 | if (!use_msi_x && !use_msi) { | |
3477 | netdev_info(netdev, "no msix or msi support, hence no rss\n"); | |
3478 | return -EINVAL; | |
3479 | } | |
3480 | ||
3481 | if ((val > max_hw) || (val < 2) || !is_power_of_2(val)) { | |
3482 | netdev_info(netdev, "rss_ring valid range [2 - %x] in " | |
3483 | " powers of 2\n", max_hw); | |
3484 | return -EINVAL; | |
3485 | } | |
3486 | return 0; | |
3487 | ||
3488 | } | |
3489 | ||
3490 | int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data) | |
3491 | { | |
3492 | struct net_device *netdev = adapter->netdev; | |
3493 | int err = 0; | |
3494 | ||
3495 | if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
3496 | return -EBUSY; | |
3497 | ||
3498 | netif_device_detach(netdev); | |
3499 | if (netif_running(netdev)) | |
3500 | __qlcnic_down(adapter, netdev); | |
3501 | qlcnic_detach(adapter); | |
3502 | qlcnic_teardown_intr(adapter); | |
3503 | ||
3504 | if (qlcnic_enable_msix(adapter, data)) { | |
3505 | netdev_info(netdev, "failed setting max_rss; rss disabled\n"); | |
3506 | qlcnic_enable_msi_legacy(adapter); | |
3507 | } | |
3508 | ||
3509 | if (netif_running(netdev)) { | |
3510 | err = qlcnic_attach(adapter); | |
3511 | if (err) | |
3512 | goto done; | |
3513 | err = __qlcnic_up(adapter, netdev); | |
3514 | if (err) | |
3515 | goto done; | |
3516 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); | |
3517 | } | |
3518 | done: | |
3519 | netif_device_attach(netdev); | |
3520 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
3521 | return err; | |
3522 | } | |
3523 | ||
728a98b8 SC |
3524 | static int |
3525 | qlcnic_validate_beacon(struct qlcnic_adapter *adapter, u16 beacon, u8 *state, | |
3526 | u8 *rate) | |
3527 | { | |
3528 | *rate = LSB(beacon); | |
3529 | *state = MSB(beacon); | |
3530 | ||
3531 | QLCDB(adapter, DRV, "rate %x state %x\n", *rate, *state); | |
3532 | ||
3533 | if (!*state) { | |
3534 | *rate = __QLCNIC_MAX_LED_RATE; | |
3535 | return 0; | |
3536 | } else if (*state > __QLCNIC_MAX_LED_STATE) | |
3537 | return -EINVAL; | |
3538 | ||
3539 | if ((!*rate) || (*rate > __QLCNIC_MAX_LED_RATE)) | |
3540 | return -EINVAL; | |
3541 | ||
3542 | return 0; | |
3543 | } | |
3544 | ||
3545 | static ssize_t | |
3546 | qlcnic_store_beacon(struct device *dev, | |
3547 | struct device_attribute *attr, const char *buf, size_t len) | |
3548 | { | |
3549 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
3550 | int max_sds_rings = adapter->max_sds_rings; | |
728a98b8 SC |
3551 | u16 beacon; |
3552 | u8 b_state, b_rate; | |
3553 | int err; | |
3554 | ||
10ee0fae SC |
3555 | if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC) { |
3556 | dev_warn(dev, "LED test not supported for non " | |
3557 | "privilege function\n"); | |
3558 | return -EOPNOTSUPP; | |
3559 | } | |
3560 | ||
728a98b8 SC |
3561 | if (len != sizeof(u16)) |
3562 | return QL_STATUS_INVALID_PARAM; | |
3563 | ||
3564 | memcpy(&beacon, buf, sizeof(u16)); | |
3565 | err = qlcnic_validate_beacon(adapter, beacon, &b_state, &b_rate); | |
3566 | if (err) | |
3567 | return err; | |
3568 | ||
3569 | if (adapter->ahw->beacon_state == b_state) | |
3570 | return len; | |
3571 | ||
10ee0fae SC |
3572 | rtnl_lock(); |
3573 | ||
728a98b8 | 3574 | if (!adapter->ahw->beacon_state) |
10ee0fae SC |
3575 | if (test_and_set_bit(__QLCNIC_LED_ENABLE, &adapter->state)) { |
3576 | rtnl_unlock(); | |
728a98b8 | 3577 | return -EBUSY; |
10ee0fae SC |
3578 | } |
3579 | ||
3580 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) { | |
3581 | err = -EIO; | |
3582 | goto out; | |
3583 | } | |
728a98b8 SC |
3584 | |
3585 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) { | |
728a98b8 | 3586 | err = qlcnic_diag_alloc_res(adapter->netdev, QLCNIC_LED_TEST); |
10ee0fae SC |
3587 | if (err) |
3588 | goto out; | |
3589 | set_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state); | |
728a98b8 SC |
3590 | } |
3591 | ||
3592 | err = qlcnic_config_led(adapter, b_state, b_rate); | |
3593 | ||
3594 | if (!err) { | |
728a98b8 | 3595 | err = len; |
10ee0fae | 3596 | adapter->ahw->beacon_state = b_state; |
728a98b8 SC |
3597 | } |
3598 | ||
10ee0fae | 3599 | if (test_and_clear_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state)) |
728a98b8 | 3600 | qlcnic_diag_free_res(adapter->netdev, max_sds_rings); |
728a98b8 | 3601 | |
10ee0fae SC |
3602 | out: |
3603 | if (!adapter->ahw->beacon_state) | |
728a98b8 | 3604 | clear_bit(__QLCNIC_LED_ENABLE, &adapter->state); |
10ee0fae | 3605 | rtnl_unlock(); |
728a98b8 SC |
3606 | |
3607 | return err; | |
3608 | } | |
3609 | ||
3610 | static ssize_t | |
3611 | qlcnic_show_beacon(struct device *dev, | |
3612 | struct device_attribute *attr, char *buf) | |
3613 | { | |
3614 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
3615 | ||
3616 | return sprintf(buf, "%d\n", adapter->ahw->beacon_state); | |
3617 | } | |
3618 | ||
3619 | static struct device_attribute dev_attr_beacon = { | |
3620 | .attr = {.name = "beacon", .mode = (S_IRUGO | S_IWUSR)}, | |
3621 | .show = qlcnic_show_beacon, | |
3622 | .store = qlcnic_store_beacon, | |
3623 | }; | |
3624 | ||
af19b491 AKS |
3625 | static int |
3626 | qlcnic_sysfs_validate_crb(struct qlcnic_adapter *adapter, | |
3627 | loff_t offset, size_t size) | |
3628 | { | |
897e8c7c DP |
3629 | size_t crb_size = 4; |
3630 | ||
af19b491 AKS |
3631 | if (!(adapter->flags & QLCNIC_DIAG_ENABLED)) |
3632 | return -EIO; | |
3633 | ||
897e8c7c DP |
3634 | if (offset < QLCNIC_PCI_CRBSPACE) { |
3635 | if (ADDR_IN_RANGE(offset, QLCNIC_PCI_CAMQM, | |
3636 | QLCNIC_PCI_CAMQM_END)) | |
3637 | crb_size = 8; | |
3638 | else | |
3639 | return -EINVAL; | |
3640 | } | |
af19b491 | 3641 | |
897e8c7c DP |
3642 | if ((size != crb_size) || (offset & (crb_size-1))) |
3643 | return -EINVAL; | |
af19b491 AKS |
3644 | |
3645 | return 0; | |
3646 | } | |
3647 | ||
3648 | static ssize_t | |
2c3c8bea CW |
3649 | qlcnic_sysfs_read_crb(struct file *filp, struct kobject *kobj, |
3650 | struct bin_attribute *attr, | |
af19b491 AKS |
3651 | char *buf, loff_t offset, size_t size) |
3652 | { | |
3653 | struct device *dev = container_of(kobj, struct device, kobj); | |
3654 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
3655 | u32 data; | |
897e8c7c | 3656 | u64 qmdata; |
af19b491 AKS |
3657 | int ret; |
3658 | ||
3659 | ret = qlcnic_sysfs_validate_crb(adapter, offset, size); | |
3660 | if (ret != 0) | |
3661 | return ret; | |
3662 | ||
897e8c7c DP |
3663 | if (ADDR_IN_RANGE(offset, QLCNIC_PCI_CAMQM, QLCNIC_PCI_CAMQM_END)) { |
3664 | qlcnic_pci_camqm_read_2M(adapter, offset, &qmdata); | |
3665 | memcpy(buf, &qmdata, size); | |
3666 | } else { | |
3667 | data = QLCRD32(adapter, offset); | |
3668 | memcpy(buf, &data, size); | |
3669 | } | |
af19b491 AKS |
3670 | return size; |
3671 | } | |
3672 | ||
3673 | static ssize_t | |
2c3c8bea CW |
3674 | qlcnic_sysfs_write_crb(struct file *filp, struct kobject *kobj, |
3675 | struct bin_attribute *attr, | |
af19b491 AKS |
3676 | char *buf, loff_t offset, size_t size) |
3677 | { | |
3678 | struct device *dev = container_of(kobj, struct device, kobj); | |
3679 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
3680 | u32 data; | |
897e8c7c | 3681 | u64 qmdata; |
af19b491 AKS |
3682 | int ret; |
3683 | ||
3684 | ret = qlcnic_sysfs_validate_crb(adapter, offset, size); | |
3685 | if (ret != 0) | |
3686 | return ret; | |
3687 | ||
897e8c7c DP |
3688 | if (ADDR_IN_RANGE(offset, QLCNIC_PCI_CAMQM, QLCNIC_PCI_CAMQM_END)) { |
3689 | memcpy(&qmdata, buf, size); | |
3690 | qlcnic_pci_camqm_write_2M(adapter, offset, qmdata); | |
3691 | } else { | |
3692 | memcpy(&data, buf, size); | |
3693 | QLCWR32(adapter, offset, data); | |
3694 | } | |
af19b491 AKS |
3695 | return size; |
3696 | } | |
3697 | ||
3698 | static int | |
3699 | qlcnic_sysfs_validate_mem(struct qlcnic_adapter *adapter, | |
3700 | loff_t offset, size_t size) | |
3701 | { | |
3702 | if (!(adapter->flags & QLCNIC_DIAG_ENABLED)) | |
3703 | return -EIO; | |
3704 | ||
3705 | if ((size != 8) || (offset & 0x7)) | |
3706 | return -EIO; | |
3707 | ||
3708 | return 0; | |
3709 | } | |
3710 | ||
3711 | static ssize_t | |
2c3c8bea CW |
3712 | qlcnic_sysfs_read_mem(struct file *filp, struct kobject *kobj, |
3713 | struct bin_attribute *attr, | |
af19b491 AKS |
3714 | char *buf, loff_t offset, size_t size) |
3715 | { | |
3716 | struct device *dev = container_of(kobj, struct device, kobj); | |
3717 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
3718 | u64 data; | |
3719 | int ret; | |
3720 | ||
3721 | ret = qlcnic_sysfs_validate_mem(adapter, offset, size); | |
3722 | if (ret != 0) | |
3723 | return ret; | |
3724 | ||
3725 | if (qlcnic_pci_mem_read_2M(adapter, offset, &data)) | |
3726 | return -EIO; | |
3727 | ||
3728 | memcpy(buf, &data, size); | |
3729 | ||
3730 | return size; | |
3731 | } | |
3732 | ||
3733 | static ssize_t | |
2c3c8bea CW |
3734 | qlcnic_sysfs_write_mem(struct file *filp, struct kobject *kobj, |
3735 | struct bin_attribute *attr, | |
af19b491 AKS |
3736 | char *buf, loff_t offset, size_t size) |
3737 | { | |
3738 | struct device *dev = container_of(kobj, struct device, kobj); | |
3739 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
3740 | u64 data; | |
3741 | int ret; | |
3742 | ||
3743 | ret = qlcnic_sysfs_validate_mem(adapter, offset, size); | |
3744 | if (ret != 0) | |
3745 | return ret; | |
3746 | ||
3747 | memcpy(&data, buf, size); | |
3748 | ||
3749 | if (qlcnic_pci_mem_write_2M(adapter, offset, data)) | |
3750 | return -EIO; | |
3751 | ||
3752 | return size; | |
3753 | } | |
3754 | ||
af19b491 AKS |
3755 | static struct bin_attribute bin_attr_crb = { |
3756 | .attr = {.name = "crb", .mode = (S_IRUGO | S_IWUSR)}, | |
3757 | .size = 0, | |
3758 | .read = qlcnic_sysfs_read_crb, | |
3759 | .write = qlcnic_sysfs_write_crb, | |
3760 | }; | |
3761 | ||
3762 | static struct bin_attribute bin_attr_mem = { | |
3763 | .attr = {.name = "mem", .mode = (S_IRUGO | S_IWUSR)}, | |
3764 | .size = 0, | |
3765 | .read = qlcnic_sysfs_read_mem, | |
3766 | .write = qlcnic_sysfs_write_mem, | |
3767 | }; | |
3768 | ||
cea8975e | 3769 | static int |
346fe763 RB |
3770 | validate_pm_config(struct qlcnic_adapter *adapter, |
3771 | struct qlcnic_pm_func_cfg *pm_cfg, int count) | |
3772 | { | |
3773 | ||
3774 | u8 src_pci_func, s_esw_id, d_esw_id; | |
3775 | u8 dest_pci_func; | |
3776 | int i; | |
3777 | ||
3778 | for (i = 0; i < count; i++) { | |
3779 | src_pci_func = pm_cfg[i].pci_func; | |
3780 | dest_pci_func = pm_cfg[i].dest_npar; | |
3781 | if (src_pci_func >= QLCNIC_MAX_PCI_FUNC | |
3782 | || dest_pci_func >= QLCNIC_MAX_PCI_FUNC) | |
3783 | return QL_STATUS_INVALID_PARAM; | |
3784 | ||
3785 | if (adapter->npars[src_pci_func].type != QLCNIC_TYPE_NIC) | |
3786 | return QL_STATUS_INVALID_PARAM; | |
3787 | ||
3788 | if (adapter->npars[dest_pci_func].type != QLCNIC_TYPE_NIC) | |
3789 | return QL_STATUS_INVALID_PARAM; | |
3790 | ||
346fe763 RB |
3791 | s_esw_id = adapter->npars[src_pci_func].phy_port; |
3792 | d_esw_id = adapter->npars[dest_pci_func].phy_port; | |
3793 | ||
3794 | if (s_esw_id != d_esw_id) | |
3795 | return QL_STATUS_INVALID_PARAM; | |
3796 | ||
3797 | } | |
3798 | return 0; | |
3799 | ||
3800 | } | |
3801 | ||
3802 | static ssize_t | |
3803 | qlcnic_sysfs_write_pm_config(struct file *filp, struct kobject *kobj, | |
3804 | struct bin_attribute *attr, char *buf, loff_t offset, size_t size) | |
3805 | { | |
3806 | struct device *dev = container_of(kobj, struct device, kobj); | |
3807 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
3808 | struct qlcnic_pm_func_cfg *pm_cfg; | |
3809 | u32 id, action, pci_func; | |
3810 | int count, rem, i, ret; | |
3811 | ||
3812 | count = size / sizeof(struct qlcnic_pm_func_cfg); | |
3813 | rem = size % sizeof(struct qlcnic_pm_func_cfg); | |
3814 | if (rem) | |
3815 | return QL_STATUS_INVALID_PARAM; | |
3816 | ||
3817 | pm_cfg = (struct qlcnic_pm_func_cfg *) buf; | |
3818 | ||
3819 | ret = validate_pm_config(adapter, pm_cfg, count); | |
3820 | if (ret) | |
3821 | return ret; | |
3822 | for (i = 0; i < count; i++) { | |
3823 | pci_func = pm_cfg[i].pci_func; | |
4e8acb01 | 3824 | action = !!pm_cfg[i].action; |
346fe763 RB |
3825 | id = adapter->npars[pci_func].phy_port; |
3826 | ret = qlcnic_config_port_mirroring(adapter, id, | |
3827 | action, pci_func); | |
3828 | if (ret) | |
3829 | return ret; | |
3830 | } | |
3831 | ||
3832 | for (i = 0; i < count; i++) { | |
3833 | pci_func = pm_cfg[i].pci_func; | |
3834 | id = adapter->npars[pci_func].phy_port; | |
4e8acb01 | 3835 | adapter->npars[pci_func].enable_pm = !!pm_cfg[i].action; |
346fe763 RB |
3836 | adapter->npars[pci_func].dest_npar = id; |
3837 | } | |
3838 | return size; | |
3839 | } | |
3840 | ||
3841 | static ssize_t | |
3842 | qlcnic_sysfs_read_pm_config(struct file *filp, struct kobject *kobj, | |
3843 | struct bin_attribute *attr, char *buf, loff_t offset, size_t size) | |
3844 | { | |
3845 | struct device *dev = container_of(kobj, struct device, kobj); | |
3846 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
3847 | struct qlcnic_pm_func_cfg pm_cfg[QLCNIC_MAX_PCI_FUNC]; | |
3848 | int i; | |
3849 | ||
3850 | if (size != sizeof(pm_cfg)) | |
3851 | return QL_STATUS_INVALID_PARAM; | |
3852 | ||
3853 | for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { | |
3854 | if (adapter->npars[i].type != QLCNIC_TYPE_NIC) | |
3855 | continue; | |
3856 | pm_cfg[i].action = adapter->npars[i].enable_pm; | |
3857 | pm_cfg[i].dest_npar = 0; | |
3858 | pm_cfg[i].pci_func = i; | |
3859 | } | |
3860 | memcpy(buf, &pm_cfg, size); | |
3861 | ||
3862 | return size; | |
3863 | } | |
3864 | ||
cea8975e | 3865 | static int |
346fe763 | 3866 | validate_esw_config(struct qlcnic_adapter *adapter, |
4e8acb01 | 3867 | struct qlcnic_esw_func_cfg *esw_cfg, int count) |
346fe763 | 3868 | { |
7613c87b | 3869 | u32 op_mode; |
346fe763 RB |
3870 | u8 pci_func; |
3871 | int i; | |
7613c87b | 3872 | |
b1fc6d3c | 3873 | op_mode = readl(adapter->ahw->pci_base0 + QLCNIC_DRV_OP_MODE); |
7613c87b | 3874 | |
346fe763 RB |
3875 | for (i = 0; i < count; i++) { |
3876 | pci_func = esw_cfg[i].pci_func; | |
3877 | if (pci_func >= QLCNIC_MAX_PCI_FUNC) | |
3878 | return QL_STATUS_INVALID_PARAM; | |
3879 | ||
4e8acb01 RB |
3880 | if (adapter->op_mode == QLCNIC_MGMT_FUNC) |
3881 | if (adapter->npars[pci_func].type != QLCNIC_TYPE_NIC) | |
3882 | return QL_STATUS_INVALID_PARAM; | |
346fe763 | 3883 | |
4e8acb01 RB |
3884 | switch (esw_cfg[i].op_mode) { |
3885 | case QLCNIC_PORT_DEFAULTS: | |
7613c87b | 3886 | if (QLC_DEV_GET_DRV(op_mode, pci_func) != |
7373373d | 3887 | QLCNIC_NON_PRIV_FUNC) { |
091056b2 AKS |
3888 | if (esw_cfg[i].mac_anti_spoof != 0) |
3889 | return QL_STATUS_INVALID_PARAM; | |
3890 | if (esw_cfg[i].mac_override != 1) | |
3891 | return QL_STATUS_INVALID_PARAM; | |
3892 | if (esw_cfg[i].promisc_mode != 1) | |
3893 | return QL_STATUS_INVALID_PARAM; | |
7373373d | 3894 | } |
4e8acb01 RB |
3895 | break; |
3896 | case QLCNIC_ADD_VLAN: | |
346fe763 RB |
3897 | if (!IS_VALID_VLAN(esw_cfg[i].vlan_id)) |
3898 | return QL_STATUS_INVALID_PARAM; | |
4e8acb01 RB |
3899 | if (!esw_cfg[i].op_type) |
3900 | return QL_STATUS_INVALID_PARAM; | |
3901 | break; | |
3902 | case QLCNIC_DEL_VLAN: | |
4e8acb01 RB |
3903 | if (!esw_cfg[i].op_type) |
3904 | return QL_STATUS_INVALID_PARAM; | |
3905 | break; | |
3906 | default: | |
346fe763 | 3907 | return QL_STATUS_INVALID_PARAM; |
4e8acb01 | 3908 | } |
346fe763 | 3909 | } |
346fe763 RB |
3910 | return 0; |
3911 | } | |
3912 | ||
3913 | static ssize_t | |
3914 | qlcnic_sysfs_write_esw_config(struct file *file, struct kobject *kobj, | |
3915 | struct bin_attribute *attr, char *buf, loff_t offset, size_t size) | |
3916 | { | |
3917 | struct device *dev = container_of(kobj, struct device, kobj); | |
3918 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
3919 | struct qlcnic_esw_func_cfg *esw_cfg; | |
4e8acb01 | 3920 | struct qlcnic_npar_info *npar; |
346fe763 | 3921 | int count, rem, i, ret; |
0325d69b | 3922 | u8 pci_func, op_mode = 0; |
346fe763 RB |
3923 | |
3924 | count = size / sizeof(struct qlcnic_esw_func_cfg); | |
3925 | rem = size % sizeof(struct qlcnic_esw_func_cfg); | |
3926 | if (rem) | |
3927 | return QL_STATUS_INVALID_PARAM; | |
3928 | ||
3929 | esw_cfg = (struct qlcnic_esw_func_cfg *) buf; | |
3930 | ret = validate_esw_config(adapter, esw_cfg, count); | |
3931 | if (ret) | |
3932 | return ret; | |
3933 | ||
3934 | for (i = 0; i < count; i++) { | |
0325d69b RB |
3935 | if (adapter->op_mode == QLCNIC_MGMT_FUNC) |
3936 | if (qlcnic_config_switch_port(adapter, &esw_cfg[i])) | |
3937 | return QL_STATUS_INVALID_PARAM; | |
e9a47700 | 3938 | |
b1fc6d3c | 3939 | if (adapter->ahw->pci_func != esw_cfg[i].pci_func) |
e9a47700 RB |
3940 | continue; |
3941 | ||
3942 | op_mode = esw_cfg[i].op_mode; | |
3943 | qlcnic_get_eswitch_port_config(adapter, &esw_cfg[i]); | |
3944 | esw_cfg[i].op_mode = op_mode; | |
b1fc6d3c | 3945 | esw_cfg[i].pci_func = adapter->ahw->pci_func; |
e9a47700 RB |
3946 | |
3947 | switch (esw_cfg[i].op_mode) { | |
3948 | case QLCNIC_PORT_DEFAULTS: | |
3949 | qlcnic_set_eswitch_port_features(adapter, &esw_cfg[i]); | |
3950 | break; | |
8cf61f89 AKS |
3951 | case QLCNIC_ADD_VLAN: |
3952 | qlcnic_set_vlan_config(adapter, &esw_cfg[i]); | |
3953 | break; | |
3954 | case QLCNIC_DEL_VLAN: | |
3955 | esw_cfg[i].vlan_id = 0; | |
3956 | qlcnic_set_vlan_config(adapter, &esw_cfg[i]); | |
3957 | break; | |
0325d69b | 3958 | } |
346fe763 RB |
3959 | } |
3960 | ||
0325d69b RB |
3961 | if (adapter->op_mode != QLCNIC_MGMT_FUNC) |
3962 | goto out; | |
e9a47700 | 3963 | |
346fe763 RB |
3964 | for (i = 0; i < count; i++) { |
3965 | pci_func = esw_cfg[i].pci_func; | |
4e8acb01 RB |
3966 | npar = &adapter->npars[pci_func]; |
3967 | switch (esw_cfg[i].op_mode) { | |
3968 | case QLCNIC_PORT_DEFAULTS: | |
3969 | npar->promisc_mode = esw_cfg[i].promisc_mode; | |
7373373d | 3970 | npar->mac_override = esw_cfg[i].mac_override; |
4e8acb01 RB |
3971 | npar->offload_flags = esw_cfg[i].offload_flags; |
3972 | npar->mac_anti_spoof = esw_cfg[i].mac_anti_spoof; | |
3973 | npar->discard_tagged = esw_cfg[i].discard_tagged; | |
3974 | break; | |
3975 | case QLCNIC_ADD_VLAN: | |
3976 | npar->pvid = esw_cfg[i].vlan_id; | |
3977 | break; | |
3978 | case QLCNIC_DEL_VLAN: | |
3979 | npar->pvid = 0; | |
3980 | break; | |
3981 | } | |
346fe763 | 3982 | } |
0325d69b | 3983 | out: |
346fe763 RB |
3984 | return size; |
3985 | } | |
3986 | ||
3987 | static ssize_t | |
3988 | qlcnic_sysfs_read_esw_config(struct file *file, struct kobject *kobj, | |
3989 | struct bin_attribute *attr, char *buf, loff_t offset, size_t size) | |
3990 | { | |
3991 | struct device *dev = container_of(kobj, struct device, kobj); | |
3992 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
3993 | struct qlcnic_esw_func_cfg esw_cfg[QLCNIC_MAX_PCI_FUNC]; | |
4e8acb01 | 3994 | u8 i; |
346fe763 RB |
3995 | |
3996 | if (size != sizeof(esw_cfg)) | |
3997 | return QL_STATUS_INVALID_PARAM; | |
3998 | ||
3999 | for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { | |
4000 | if (adapter->npars[i].type != QLCNIC_TYPE_NIC) | |
4001 | continue; | |
4e8acb01 RB |
4002 | esw_cfg[i].pci_func = i; |
4003 | if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg[i])) | |
4004 | return QL_STATUS_INVALID_PARAM; | |
346fe763 RB |
4005 | } |
4006 | memcpy(buf, &esw_cfg, size); | |
4007 | ||
4008 | return size; | |
4009 | } | |
4010 | ||
cea8975e | 4011 | static int |
346fe763 RB |
4012 | validate_npar_config(struct qlcnic_adapter *adapter, |
4013 | struct qlcnic_npar_func_cfg *np_cfg, int count) | |
4014 | { | |
4015 | u8 pci_func, i; | |
4016 | ||
4017 | for (i = 0; i < count; i++) { | |
4018 | pci_func = np_cfg[i].pci_func; | |
4019 | if (pci_func >= QLCNIC_MAX_PCI_FUNC) | |
4020 | return QL_STATUS_INVALID_PARAM; | |
4021 | ||
4022 | if (adapter->npars[pci_func].type != QLCNIC_TYPE_NIC) | |
4023 | return QL_STATUS_INVALID_PARAM; | |
4024 | ||
d12b0d9a RB |
4025 | if (!IS_VALID_BW(np_cfg[i].min_bw) || |
4026 | !IS_VALID_BW(np_cfg[i].max_bw)) | |
346fe763 RB |
4027 | return QL_STATUS_INVALID_PARAM; |
4028 | } | |
4029 | return 0; | |
4030 | } | |
4031 | ||
4032 | static ssize_t | |
4033 | qlcnic_sysfs_write_npar_config(struct file *file, struct kobject *kobj, | |
4034 | struct bin_attribute *attr, char *buf, loff_t offset, size_t size) | |
4035 | { | |
4036 | struct device *dev = container_of(kobj, struct device, kobj); | |
4037 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
4038 | struct qlcnic_info nic_info; | |
4039 | struct qlcnic_npar_func_cfg *np_cfg; | |
4040 | int i, count, rem, ret; | |
4041 | u8 pci_func; | |
4042 | ||
4043 | count = size / sizeof(struct qlcnic_npar_func_cfg); | |
4044 | rem = size % sizeof(struct qlcnic_npar_func_cfg); | |
4045 | if (rem) | |
4046 | return QL_STATUS_INVALID_PARAM; | |
4047 | ||
4048 | np_cfg = (struct qlcnic_npar_func_cfg *) buf; | |
4049 | ret = validate_npar_config(adapter, np_cfg, count); | |
4050 | if (ret) | |
4051 | return ret; | |
4052 | ||
4053 | for (i = 0; i < count ; i++) { | |
4054 | pci_func = np_cfg[i].pci_func; | |
4055 | ret = qlcnic_get_nic_info(adapter, &nic_info, pci_func); | |
4056 | if (ret) | |
4057 | return ret; | |
4058 | nic_info.pci_func = pci_func; | |
4059 | nic_info.min_tx_bw = np_cfg[i].min_bw; | |
4060 | nic_info.max_tx_bw = np_cfg[i].max_bw; | |
4061 | ret = qlcnic_set_nic_info(adapter, &nic_info); | |
4062 | if (ret) | |
4063 | return ret; | |
cea8975e AC |
4064 | adapter->npars[i].min_bw = nic_info.min_tx_bw; |
4065 | adapter->npars[i].max_bw = nic_info.max_tx_bw; | |
346fe763 RB |
4066 | } |
4067 | ||
4068 | return size; | |
4069 | ||
4070 | } | |
4071 | static ssize_t | |
4072 | qlcnic_sysfs_read_npar_config(struct file *file, struct kobject *kobj, | |
4073 | struct bin_attribute *attr, char *buf, loff_t offset, size_t size) | |
4074 | { | |
4075 | struct device *dev = container_of(kobj, struct device, kobj); | |
4076 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
4077 | struct qlcnic_info nic_info; | |
4078 | struct qlcnic_npar_func_cfg np_cfg[QLCNIC_MAX_PCI_FUNC]; | |
4079 | int i, ret; | |
4080 | ||
4081 | if (size != sizeof(np_cfg)) | |
4082 | return QL_STATUS_INVALID_PARAM; | |
4083 | ||
4084 | for (i = 0; i < QLCNIC_MAX_PCI_FUNC ; i++) { | |
4085 | if (adapter->npars[i].type != QLCNIC_TYPE_NIC) | |
4086 | continue; | |
4087 | ret = qlcnic_get_nic_info(adapter, &nic_info, i); | |
4088 | if (ret) | |
4089 | return ret; | |
4090 | ||
4091 | np_cfg[i].pci_func = i; | |
a1c0c459 | 4092 | np_cfg[i].op_mode = (u8)nic_info.op_mode; |
346fe763 RB |
4093 | np_cfg[i].port_num = nic_info.phys_port; |
4094 | np_cfg[i].fw_capab = nic_info.capabilities; | |
4095 | np_cfg[i].min_bw = nic_info.min_tx_bw ; | |
4096 | np_cfg[i].max_bw = nic_info.max_tx_bw; | |
4097 | np_cfg[i].max_tx_queues = nic_info.max_tx_ques; | |
4098 | np_cfg[i].max_rx_queues = nic_info.max_rx_ques; | |
4099 | } | |
4100 | memcpy(buf, &np_cfg, size); | |
4101 | return size; | |
4102 | } | |
4103 | ||
b6021212 AKS |
4104 | static ssize_t |
4105 | qlcnic_sysfs_get_port_stats(struct file *file, struct kobject *kobj, | |
4106 | struct bin_attribute *attr, char *buf, loff_t offset, size_t size) | |
4107 | { | |
4108 | struct device *dev = container_of(kobj, struct device, kobj); | |
4109 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
4110 | struct qlcnic_esw_statistics port_stats; | |
4111 | int ret; | |
4112 | ||
4113 | if (size != sizeof(struct qlcnic_esw_statistics)) | |
4114 | return QL_STATUS_INVALID_PARAM; | |
4115 | ||
4116 | if (offset >= QLCNIC_MAX_PCI_FUNC) | |
4117 | return QL_STATUS_INVALID_PARAM; | |
4118 | ||
4119 | memset(&port_stats, 0, size); | |
4120 | ret = qlcnic_get_port_stats(adapter, offset, QLCNIC_QUERY_RX_COUNTER, | |
4121 | &port_stats.rx); | |
4122 | if (ret) | |
4123 | return ret; | |
4124 | ||
4125 | ret = qlcnic_get_port_stats(adapter, offset, QLCNIC_QUERY_TX_COUNTER, | |
4126 | &port_stats.tx); | |
4127 | if (ret) | |
4128 | return ret; | |
4129 | ||
4130 | memcpy(buf, &port_stats, size); | |
4131 | return size; | |
4132 | } | |
4133 | ||
4134 | static ssize_t | |
4135 | qlcnic_sysfs_get_esw_stats(struct file *file, struct kobject *kobj, | |
4136 | struct bin_attribute *attr, char *buf, loff_t offset, size_t size) | |
4137 | { | |
4138 | struct device *dev = container_of(kobj, struct device, kobj); | |
4139 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
4140 | struct qlcnic_esw_statistics esw_stats; | |
4141 | int ret; | |
4142 | ||
4143 | if (size != sizeof(struct qlcnic_esw_statistics)) | |
4144 | return QL_STATUS_INVALID_PARAM; | |
4145 | ||
4146 | if (offset >= QLCNIC_NIU_MAX_XG_PORTS) | |
4147 | return QL_STATUS_INVALID_PARAM; | |
4148 | ||
4149 | memset(&esw_stats, 0, size); | |
4150 | ret = qlcnic_get_eswitch_stats(adapter, offset, QLCNIC_QUERY_RX_COUNTER, | |
4151 | &esw_stats.rx); | |
4152 | if (ret) | |
4153 | return ret; | |
4154 | ||
4155 | ret = qlcnic_get_eswitch_stats(adapter, offset, QLCNIC_QUERY_TX_COUNTER, | |
4156 | &esw_stats.tx); | |
4157 | if (ret) | |
4158 | return ret; | |
4159 | ||
4160 | memcpy(buf, &esw_stats, size); | |
4161 | return size; | |
4162 | } | |
4163 | ||
4164 | static ssize_t | |
4165 | qlcnic_sysfs_clear_esw_stats(struct file *file, struct kobject *kobj, | |
4166 | struct bin_attribute *attr, char *buf, loff_t offset, size_t size) | |
4167 | { | |
4168 | struct device *dev = container_of(kobj, struct device, kobj); | |
4169 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
4170 | int ret; | |
4171 | ||
4172 | if (offset >= QLCNIC_NIU_MAX_XG_PORTS) | |
4173 | return QL_STATUS_INVALID_PARAM; | |
4174 | ||
4175 | ret = qlcnic_clear_esw_stats(adapter, QLCNIC_STATS_ESWITCH, offset, | |
4176 | QLCNIC_QUERY_RX_COUNTER); | |
4177 | if (ret) | |
4178 | return ret; | |
4179 | ||
4180 | ret = qlcnic_clear_esw_stats(adapter, QLCNIC_STATS_ESWITCH, offset, | |
4181 | QLCNIC_QUERY_TX_COUNTER); | |
4182 | if (ret) | |
4183 | return ret; | |
4184 | ||
4185 | return size; | |
4186 | } | |
4187 | ||
4188 | static ssize_t | |
4189 | qlcnic_sysfs_clear_port_stats(struct file *file, struct kobject *kobj, | |
4190 | struct bin_attribute *attr, char *buf, loff_t offset, size_t size) | |
4191 | { | |
4192 | ||
4193 | struct device *dev = container_of(kobj, struct device, kobj); | |
4194 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
4195 | int ret; | |
4196 | ||
4197 | if (offset >= QLCNIC_MAX_PCI_FUNC) | |
4198 | return QL_STATUS_INVALID_PARAM; | |
4199 | ||
4200 | ret = qlcnic_clear_esw_stats(adapter, QLCNIC_STATS_PORT, offset, | |
4201 | QLCNIC_QUERY_RX_COUNTER); | |
4202 | if (ret) | |
4203 | return ret; | |
4204 | ||
4205 | ret = qlcnic_clear_esw_stats(adapter, QLCNIC_STATS_PORT, offset, | |
4206 | QLCNIC_QUERY_TX_COUNTER); | |
4207 | if (ret) | |
4208 | return ret; | |
4209 | ||
4210 | return size; | |
4211 | } | |
4212 | ||
346fe763 RB |
4213 | static ssize_t |
4214 | qlcnic_sysfs_read_pci_config(struct file *file, struct kobject *kobj, | |
4215 | struct bin_attribute *attr, char *buf, loff_t offset, size_t size) | |
4216 | { | |
4217 | struct device *dev = container_of(kobj, struct device, kobj); | |
4218 | struct qlcnic_adapter *adapter = dev_get_drvdata(dev); | |
4219 | struct qlcnic_pci_func_cfg pci_cfg[QLCNIC_MAX_PCI_FUNC]; | |
e88db3bd | 4220 | struct qlcnic_pci_info *pci_info; |
346fe763 RB |
4221 | int i, ret; |
4222 | ||
4223 | if (size != sizeof(pci_cfg)) | |
4224 | return QL_STATUS_INVALID_PARAM; | |
4225 | ||
e88db3bd DC |
4226 | pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL); |
4227 | if (!pci_info) | |
4228 | return -ENOMEM; | |
4229 | ||
346fe763 | 4230 | ret = qlcnic_get_pci_info(adapter, pci_info); |
e88db3bd DC |
4231 | if (ret) { |
4232 | kfree(pci_info); | |
346fe763 | 4233 | return ret; |
e88db3bd | 4234 | } |
346fe763 RB |
4235 | |
4236 | for (i = 0; i < QLCNIC_MAX_PCI_FUNC ; i++) { | |
4237 | pci_cfg[i].pci_func = pci_info[i].id; | |
4238 | pci_cfg[i].func_type = pci_info[i].type; | |
4239 | pci_cfg[i].port_num = pci_info[i].default_port; | |
4240 | pci_cfg[i].min_bw = pci_info[i].tx_min_bw; | |
4241 | pci_cfg[i].max_bw = pci_info[i].tx_max_bw; | |
4242 | memcpy(&pci_cfg[i].def_mac_addr, &pci_info[i].mac, ETH_ALEN); | |
4243 | } | |
4244 | memcpy(buf, &pci_cfg, size); | |
e88db3bd | 4245 | kfree(pci_info); |
346fe763 | 4246 | return size; |
346fe763 RB |
4247 | } |
4248 | static struct bin_attribute bin_attr_npar_config = { | |
4249 | .attr = {.name = "npar_config", .mode = (S_IRUGO | S_IWUSR)}, | |
4250 | .size = 0, | |
4251 | .read = qlcnic_sysfs_read_npar_config, | |
4252 | .write = qlcnic_sysfs_write_npar_config, | |
4253 | }; | |
4254 | ||
4255 | static struct bin_attribute bin_attr_pci_config = { | |
4256 | .attr = {.name = "pci_config", .mode = (S_IRUGO | S_IWUSR)}, | |
4257 | .size = 0, | |
4258 | .read = qlcnic_sysfs_read_pci_config, | |
4259 | .write = NULL, | |
4260 | }; | |
4261 | ||
b6021212 AKS |
4262 | static struct bin_attribute bin_attr_port_stats = { |
4263 | .attr = {.name = "port_stats", .mode = (S_IRUGO | S_IWUSR)}, | |
4264 | .size = 0, | |
4265 | .read = qlcnic_sysfs_get_port_stats, | |
4266 | .write = qlcnic_sysfs_clear_port_stats, | |
4267 | }; | |
4268 | ||
4269 | static struct bin_attribute bin_attr_esw_stats = { | |
4270 | .attr = {.name = "esw_stats", .mode = (S_IRUGO | S_IWUSR)}, | |
4271 | .size = 0, | |
4272 | .read = qlcnic_sysfs_get_esw_stats, | |
4273 | .write = qlcnic_sysfs_clear_esw_stats, | |
4274 | }; | |
4275 | ||
346fe763 RB |
4276 | static struct bin_attribute bin_attr_esw_config = { |
4277 | .attr = {.name = "esw_config", .mode = (S_IRUGO | S_IWUSR)}, | |
4278 | .size = 0, | |
4279 | .read = qlcnic_sysfs_read_esw_config, | |
4280 | .write = qlcnic_sysfs_write_esw_config, | |
4281 | }; | |
4282 | ||
4283 | static struct bin_attribute bin_attr_pm_config = { | |
4284 | .attr = {.name = "pm_config", .mode = (S_IRUGO | S_IWUSR)}, | |
4285 | .size = 0, | |
4286 | .read = qlcnic_sysfs_read_pm_config, | |
4287 | .write = qlcnic_sysfs_write_pm_config, | |
4288 | }; | |
4289 | ||
af19b491 AKS |
4290 | static void |
4291 | qlcnic_create_sysfs_entries(struct qlcnic_adapter *adapter) | |
4292 | { | |
4293 | struct device *dev = &adapter->pdev->dev; | |
4294 | ||
4295 | if (adapter->capabilities & QLCNIC_FW_CAPABILITY_BDG) | |
4296 | if (device_create_file(dev, &dev_attr_bridged_mode)) | |
4297 | dev_warn(dev, | |
4298 | "failed to create bridged_mode sysfs entry\n"); | |
4299 | } | |
4300 | ||
4301 | static void | |
4302 | qlcnic_remove_sysfs_entries(struct qlcnic_adapter *adapter) | |
4303 | { | |
4304 | struct device *dev = &adapter->pdev->dev; | |
4305 | ||
4306 | if (adapter->capabilities & QLCNIC_FW_CAPABILITY_BDG) | |
4307 | device_remove_file(dev, &dev_attr_bridged_mode); | |
4308 | } | |
4309 | ||
4310 | static void | |
4311 | qlcnic_create_diag_entries(struct qlcnic_adapter *adapter) | |
4312 | { | |
4313 | struct device *dev = &adapter->pdev->dev; | |
b43e5ee7 | 4314 | u32 state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); |
af19b491 | 4315 | |
b6021212 AKS |
4316 | if (device_create_bin_file(dev, &bin_attr_port_stats)) |
4317 | dev_info(dev, "failed to create port stats sysfs entry"); | |
4318 | ||
132ff00a AC |
4319 | if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC) |
4320 | return; | |
af19b491 AKS |
4321 | if (device_create_file(dev, &dev_attr_diag_mode)) |
4322 | dev_info(dev, "failed to create diag_mode sysfs entry\n"); | |
4323 | if (device_create_bin_file(dev, &bin_attr_crb)) | |
4324 | dev_info(dev, "failed to create crb sysfs entry\n"); | |
4325 | if (device_create_bin_file(dev, &bin_attr_mem)) | |
4326 | dev_info(dev, "failed to create mem sysfs entry\n"); | |
b43e5ee7 SC |
4327 | |
4328 | if (state == QLCNIC_DEV_FAILED || (state == QLCNIC_DEV_BADBAD)) | |
4329 | return; | |
4330 | ||
53478fef SC |
4331 | if (device_create_bin_file(dev, &bin_attr_pci_config)) |
4332 | dev_info(dev, "failed to create pci config sysfs entry"); | |
b43e5ee7 SC |
4333 | if (device_create_file(dev, &dev_attr_beacon)) |
4334 | dev_info(dev, "failed to create beacon sysfs entry"); | |
4335 | ||
4e8acb01 RB |
4336 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) |
4337 | return; | |
4338 | if (device_create_bin_file(dev, &bin_attr_esw_config)) | |
4339 | dev_info(dev, "failed to create esw config sysfs entry"); | |
4340 | if (adapter->op_mode != QLCNIC_MGMT_FUNC) | |
346fe763 | 4341 | return; |
346fe763 RB |
4342 | if (device_create_bin_file(dev, &bin_attr_npar_config)) |
4343 | dev_info(dev, "failed to create npar config sysfs entry"); | |
346fe763 RB |
4344 | if (device_create_bin_file(dev, &bin_attr_pm_config)) |
4345 | dev_info(dev, "failed to create pm config sysfs entry"); | |
b6021212 AKS |
4346 | if (device_create_bin_file(dev, &bin_attr_esw_stats)) |
4347 | dev_info(dev, "failed to create eswitch stats sysfs entry"); | |
af19b491 AKS |
4348 | } |
4349 | ||
af19b491 AKS |
4350 | static void |
4351 | qlcnic_remove_diag_entries(struct qlcnic_adapter *adapter) | |
4352 | { | |
4353 | struct device *dev = &adapter->pdev->dev; | |
b43e5ee7 | 4354 | u32 state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); |
af19b491 | 4355 | |
b6021212 AKS |
4356 | device_remove_bin_file(dev, &bin_attr_port_stats); |
4357 | ||
132ff00a AC |
4358 | if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC) |
4359 | return; | |
af19b491 AKS |
4360 | device_remove_file(dev, &dev_attr_diag_mode); |
4361 | device_remove_bin_file(dev, &bin_attr_crb); | |
4362 | device_remove_bin_file(dev, &bin_attr_mem); | |
b43e5ee7 SC |
4363 | if (state == QLCNIC_DEV_FAILED || (state == QLCNIC_DEV_BADBAD)) |
4364 | return; | |
53478fef | 4365 | device_remove_bin_file(dev, &bin_attr_pci_config); |
b43e5ee7 | 4366 | device_remove_file(dev, &dev_attr_beacon); |
4e8acb01 RB |
4367 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) |
4368 | return; | |
4369 | device_remove_bin_file(dev, &bin_attr_esw_config); | |
4370 | if (adapter->op_mode != QLCNIC_MGMT_FUNC) | |
346fe763 | 4371 | return; |
346fe763 | 4372 | device_remove_bin_file(dev, &bin_attr_npar_config); |
346fe763 | 4373 | device_remove_bin_file(dev, &bin_attr_pm_config); |
b6021212 | 4374 | device_remove_bin_file(dev, &bin_attr_esw_stats); |
af19b491 AKS |
4375 | } |
4376 | ||
4377 | #ifdef CONFIG_INET | |
4378 | ||
4379 | #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops) | |
4380 | ||
af19b491 | 4381 | static void |
aec1e845 AKS |
4382 | qlcnic_config_indev_addr(struct qlcnic_adapter *adapter, |
4383 | struct net_device *dev, unsigned long event) | |
af19b491 AKS |
4384 | { |
4385 | struct in_device *indev; | |
af19b491 | 4386 | |
af19b491 AKS |
4387 | indev = in_dev_get(dev); |
4388 | if (!indev) | |
4389 | return; | |
4390 | ||
4391 | for_ifa(indev) { | |
4392 | switch (event) { | |
4393 | case NETDEV_UP: | |
4394 | qlcnic_config_ipaddr(adapter, | |
4395 | ifa->ifa_address, QLCNIC_IP_UP); | |
4396 | break; | |
4397 | case NETDEV_DOWN: | |
4398 | qlcnic_config_ipaddr(adapter, | |
4399 | ifa->ifa_address, QLCNIC_IP_DOWN); | |
4400 | break; | |
4401 | default: | |
4402 | break; | |
4403 | } | |
4404 | } endfor_ifa(indev); | |
4405 | ||
4406 | in_dev_put(indev); | |
af19b491 AKS |
4407 | } |
4408 | ||
aec1e845 AKS |
4409 | static void |
4410 | qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event) | |
4411 | { | |
4412 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
4413 | struct net_device *dev; | |
4414 | u16 vid; | |
4415 | ||
4416 | qlcnic_config_indev_addr(adapter, netdev, event); | |
4417 | ||
b9796a14 | 4418 | for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) { |
223bb15e | 4419 | dev = __vlan_find_dev_deep(netdev, vid); |
aec1e845 AKS |
4420 | if (!dev) |
4421 | continue; | |
aec1e845 AKS |
4422 | qlcnic_config_indev_addr(adapter, dev, event); |
4423 | } | |
4424 | } | |
4425 | ||
af19b491 AKS |
4426 | static int qlcnic_netdev_event(struct notifier_block *this, |
4427 | unsigned long event, void *ptr) | |
4428 | { | |
4429 | struct qlcnic_adapter *adapter; | |
4430 | struct net_device *dev = (struct net_device *)ptr; | |
4431 | ||
4432 | recheck: | |
4433 | if (dev == NULL) | |
4434 | goto done; | |
4435 | ||
4436 | if (dev->priv_flags & IFF_802_1Q_VLAN) { | |
4437 | dev = vlan_dev_real_dev(dev); | |
4438 | goto recheck; | |
4439 | } | |
4440 | ||
4441 | if (!is_qlcnic_netdev(dev)) | |
4442 | goto done; | |
4443 | ||
4444 | adapter = netdev_priv(dev); | |
4445 | ||
4446 | if (!adapter) | |
4447 | goto done; | |
4448 | ||
8a15ad1f | 4449 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
af19b491 AKS |
4450 | goto done; |
4451 | ||
aec1e845 | 4452 | qlcnic_config_indev_addr(adapter, dev, event); |
af19b491 AKS |
4453 | done: |
4454 | return NOTIFY_DONE; | |
4455 | } | |
4456 | ||
4457 | static int | |
4458 | qlcnic_inetaddr_event(struct notifier_block *this, | |
4459 | unsigned long event, void *ptr) | |
4460 | { | |
4461 | struct qlcnic_adapter *adapter; | |
4462 | struct net_device *dev; | |
4463 | ||
4464 | struct in_ifaddr *ifa = (struct in_ifaddr *)ptr; | |
4465 | ||
4466 | dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL; | |
4467 | ||
4468 | recheck: | |
aec1e845 | 4469 | if (dev == NULL) |
af19b491 AKS |
4470 | goto done; |
4471 | ||
4472 | if (dev->priv_flags & IFF_802_1Q_VLAN) { | |
4473 | dev = vlan_dev_real_dev(dev); | |
4474 | goto recheck; | |
4475 | } | |
4476 | ||
4477 | if (!is_qlcnic_netdev(dev)) | |
4478 | goto done; | |
4479 | ||
4480 | adapter = netdev_priv(dev); | |
4481 | ||
251a84c9 | 4482 | if (!adapter) |
af19b491 AKS |
4483 | goto done; |
4484 | ||
8a15ad1f | 4485 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
af19b491 AKS |
4486 | goto done; |
4487 | ||
4488 | switch (event) { | |
4489 | case NETDEV_UP: | |
4490 | qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP); | |
4491 | break; | |
4492 | case NETDEV_DOWN: | |
4493 | qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN); | |
4494 | break; | |
4495 | default: | |
4496 | break; | |
4497 | } | |
4498 | ||
4499 | done: | |
4500 | return NOTIFY_DONE; | |
4501 | } | |
4502 | ||
4503 | static struct notifier_block qlcnic_netdev_cb = { | |
4504 | .notifier_call = qlcnic_netdev_event, | |
4505 | }; | |
4506 | ||
4507 | static struct notifier_block qlcnic_inetaddr_cb = { | |
4508 | .notifier_call = qlcnic_inetaddr_event, | |
4509 | }; | |
4510 | #else | |
4511 | static void | |
aec1e845 | 4512 | qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event) |
af19b491 AKS |
4513 | { } |
4514 | #endif | |
451724c8 SC |
4515 | static struct pci_error_handlers qlcnic_err_handler = { |
4516 | .error_detected = qlcnic_io_error_detected, | |
4517 | .slot_reset = qlcnic_io_slot_reset, | |
4518 | .resume = qlcnic_io_resume, | |
4519 | }; | |
af19b491 AKS |
4520 | |
4521 | static struct pci_driver qlcnic_driver = { | |
4522 | .name = qlcnic_driver_name, | |
4523 | .id_table = qlcnic_pci_tbl, | |
4524 | .probe = qlcnic_probe, | |
4525 | .remove = __devexit_p(qlcnic_remove), | |
4526 | #ifdef CONFIG_PM | |
4527 | .suspend = qlcnic_suspend, | |
4528 | .resume = qlcnic_resume, | |
4529 | #endif | |
451724c8 SC |
4530 | .shutdown = qlcnic_shutdown, |
4531 | .err_handler = &qlcnic_err_handler | |
4532 | ||
af19b491 AKS |
4533 | }; |
4534 | ||
4535 | static int __init qlcnic_init_module(void) | |
4536 | { | |
0cf3a14c | 4537 | int ret; |
af19b491 AKS |
4538 | |
4539 | printk(KERN_INFO "%s\n", qlcnic_driver_string); | |
4540 | ||
f7ec804a AKS |
4541 | qlcnic_wq = create_singlethread_workqueue("qlcnic"); |
4542 | if (qlcnic_wq == NULL) { | |
4543 | printk(KERN_ERR "qlcnic: cannot create workqueue\n"); | |
4544 | return -ENOMEM; | |
4545 | } | |
4546 | ||
af19b491 AKS |
4547 | #ifdef CONFIG_INET |
4548 | register_netdevice_notifier(&qlcnic_netdev_cb); | |
4549 | register_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
4550 | #endif | |
4551 | ||
0cf3a14c AKS |
4552 | ret = pci_register_driver(&qlcnic_driver); |
4553 | if (ret) { | |
4554 | #ifdef CONFIG_INET | |
4555 | unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
4556 | unregister_netdevice_notifier(&qlcnic_netdev_cb); | |
4557 | #endif | |
f7ec804a | 4558 | destroy_workqueue(qlcnic_wq); |
0cf3a14c | 4559 | } |
af19b491 | 4560 | |
0cf3a14c | 4561 | return ret; |
af19b491 AKS |
4562 | } |
4563 | ||
4564 | module_init(qlcnic_init_module); | |
4565 | ||
4566 | static void __exit qlcnic_exit_module(void) | |
4567 | { | |
4568 | ||
4569 | pci_unregister_driver(&qlcnic_driver); | |
4570 | ||
4571 | #ifdef CONFIG_INET | |
4572 | unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
4573 | unregister_netdevice_notifier(&qlcnic_netdev_cb); | |
4574 | #endif | |
f7ec804a | 4575 | destroy_workqueue(qlcnic_wq); |
af19b491 AKS |
4576 | } |
4577 | ||
4578 | module_exit(qlcnic_exit_module); |