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