Commit | Line | Data |
---|---|---|
af19b491 | 1 | /* |
40839129 | 2 | * QLogic qlcnic NIC Driver |
577ae39d | 3 | * Copyright (c) 2009-2013 QLogic Corporation |
af19b491 | 4 | * |
40839129 | 5 | * See LICENSE.qlcnic for copyright and licensing details. |
af19b491 AKS |
6 | */ |
7 | ||
8 | #include <linux/vmalloc.h> | |
9 | #include <linux/interrupt.h> | |
10 | ||
11 | #include "qlcnic.h" | |
02feda17 | 12 | #include "qlcnic_sriov.h" |
a15ebd37 | 13 | #include "qlcnic_hw.h" |
af19b491 | 14 | |
7e56cac4 | 15 | #include <linux/swab.h> |
af19b491 | 16 | #include <linux/dma-mapping.h> |
13159183 | 17 | #include <linux/if_vlan.h> |
af19b491 AKS |
18 | #include <net/ip.h> |
19 | #include <linux/ipv6.h> | |
20 | #include <linux/inetdevice.h> | |
451724c8 | 21 | #include <linux/aer.h> |
f94bc1e7 | 22 | #include <linux/log2.h> |
47caf255 | 23 | #include <linux/pci.h> |
7f1f6056 | 24 | #ifdef CONFIG_QLCNIC_VXLAN |
2b3d7b75 | 25 | #include <net/vxlan.h> |
7f1f6056 | 26 | #endif |
af19b491 | 27 | |
7f9a0c34 | 28 | MODULE_DESCRIPTION("QLogic 1/10 GbE Converged/Intelligent Ethernet Driver"); |
af19b491 AKS |
29 | MODULE_LICENSE("GPL"); |
30 | MODULE_VERSION(QLCNIC_LINUX_VERSIONID); | |
31 | MODULE_FIRMWARE(QLCNIC_UNIFIED_ROMIMAGE_NAME); | |
32 | ||
33 | char qlcnic_driver_name[] = "qlcnic"; | |
7f9a0c34 SV |
34 | static const char qlcnic_driver_string[] = "QLogic 1/10 GbE " |
35 | "Converged/Intelligent Ethernet Driver v" QLCNIC_LINUX_VERSIONID; | |
af19b491 | 36 | |
b5e5492c | 37 | static int qlcnic_mac_learn; |
b11a25aa | 38 | module_param(qlcnic_mac_learn, int, 0444); |
fe1adc6b JK |
39 | MODULE_PARM_DESC(qlcnic_mac_learn, |
40 | "Mac Filter (0=learning is disabled, 1=Driver learning is enabled, 2=FDB learning is enabled)"); | |
b5e5492c | 41 | |
629263ac | 42 | int qlcnic_use_msi = 1; |
9fd13331 | 43 | MODULE_PARM_DESC(use_msi, "MSI interrupt (0=disabled, 1=enabled)"); |
099f7aa7 | 44 | module_param_named(use_msi, qlcnic_use_msi, int, 0444); |
af19b491 | 45 | |
629263ac | 46 | int qlcnic_use_msi_x = 1; |
9fd13331 | 47 | MODULE_PARM_DESC(use_msi_x, "MSI-X interrupt (0=disabled, 1=enabled)"); |
099f7aa7 | 48 | module_param_named(use_msi_x, qlcnic_use_msi_x, int, 0444); |
af19b491 | 49 | |
629263ac | 50 | int qlcnic_auto_fw_reset = 1; |
9fd13331 | 51 | MODULE_PARM_DESC(auto_fw_reset, "Auto firmware reset (0=disabled, 1=enabled)"); |
099f7aa7 | 52 | module_param_named(auto_fw_reset, qlcnic_auto_fw_reset, int, 0644); |
af19b491 | 53 | |
629263ac | 54 | int qlcnic_load_fw_file; |
3ced0a88 | 55 | MODULE_PARM_DESC(load_fw_file, "Load firmware from (0=flash, 1=file, 2=POST in fast mode, 3= POST in medium mode, 4=POST in slow mode)"); |
099f7aa7 | 56 | module_param_named(load_fw_file, qlcnic_load_fw_file, int, 0444); |
4d5bdb38 | 57 | |
1dd06ae8 | 58 | static int qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent); |
6bb58bb0 | 59 | static void qlcnic_remove(struct pci_dev *pdev); |
af19b491 AKS |
60 | static int qlcnic_open(struct net_device *netdev); |
61 | static int qlcnic_close(struct net_device *netdev); | |
af19b491 | 62 | static void qlcnic_tx_timeout(struct net_device *netdev); |
af19b491 AKS |
63 | static void qlcnic_attach_work(struct work_struct *work); |
64 | static void qlcnic_fwinit_work(struct work_struct *work); | |
af19b491 AKS |
65 | #ifdef CONFIG_NET_POLL_CONTROLLER |
66 | static void qlcnic_poll_controller(struct net_device *netdev); | |
67 | #endif | |
68 | ||
6df900e9 | 69 | static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding); |
af19b491 AKS |
70 | static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter); |
71 | ||
7eb9855d | 72 | static irqreturn_t qlcnic_tmp_intr(int irq, void *data); |
af19b491 AKS |
73 | static irqreturn_t qlcnic_intr(int irq, void *data); |
74 | static irqreturn_t qlcnic_msi_intr(int irq, void *data); | |
75 | static irqreturn_t qlcnic_msix_intr(int irq, void *data); | |
13159183 | 76 | static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data); |
af19b491 AKS |
77 | |
78 | static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev); | |
9f26f547 AC |
79 | static int qlcnic_start_firmware(struct qlcnic_adapter *); |
80 | ||
b5e5492c | 81 | static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter); |
9f26f547 | 82 | static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter *); |
9f26f547 | 83 | static int qlcnicvf_start_firmware(struct qlcnic_adapter *); |
80d5c368 PM |
84 | static int qlcnic_vlan_rx_add(struct net_device *, __be16, u16); |
85 | static int qlcnic_vlan_rx_del(struct net_device *, __be16, u16); | |
b9796a14 | 86 | |
21041400 | 87 | static int qlcnic_82xx_setup_intr(struct qlcnic_adapter *); |
88 | static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *, u32); | |
89 | static irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *); | |
90 | static pci_ers_result_t qlcnic_82xx_io_slot_reset(struct pci_dev *); | |
91 | static int qlcnic_82xx_start_firmware(struct qlcnic_adapter *); | |
92 | static void qlcnic_82xx_io_resume(struct pci_dev *); | |
93 | static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *); | |
94 | static pci_ers_result_t qlcnic_82xx_io_error_detected(struct pci_dev *, | |
95 | pci_channel_state_t); | |
13159183 SC |
96 | static u32 qlcnic_vlan_tx_check(struct qlcnic_adapter *adapter) |
97 | { | |
98 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
99 | ||
100 | if (adapter->pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X) | |
101 | return ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX; | |
102 | else | |
103 | return 1; | |
104 | } | |
105 | ||
af19b491 AKS |
106 | /* PCI Device ID Table */ |
107 | #define ENTRY(device) \ | |
108 | {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \ | |
109 | .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0} | |
110 | ||
9baa3c34 | 111 | static const struct pci_device_id qlcnic_pci_tbl[] = { |
af19b491 | 112 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X), |
13159183 | 113 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X), |
40e2b8ed | 114 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE8830), |
f8468331 | 115 | ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE834X), |
15ca140f MC |
116 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE844X), |
117 | ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE844X), | |
af19b491 AKS |
118 | {0,} |
119 | }; | |
120 | ||
121 | MODULE_DEVICE_TABLE(pci, qlcnic_pci_tbl); | |
122 | ||
123 | ||
5ad6ff9d | 124 | inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring *tx_ring) |
af19b491 AKS |
125 | { |
126 | writel(tx_ring->producer, tx_ring->crb_cmd_producer); | |
af19b491 AKS |
127 | } |
128 | ||
129 | static const u32 msi_tgt_status[8] = { | |
130 | ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1, | |
131 | ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3, | |
132 | ISR_INT_TARGET_STATUS_F4, ISR_INT_TARGET_STATUS_F5, | |
133 | ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7 | |
134 | }; | |
135 | ||
7e2cf4fe SC |
136 | static const u32 qlcnic_reg_tbl[] = { |
137 | 0x1B20A8, /* PEG_HALT_STAT1 */ | |
138 | 0x1B20AC, /* PEG_HALT_STAT2 */ | |
139 | 0x1B20B0, /* FW_HEARTBEAT */ | |
140 | 0x1B2100, /* LOCK ID */ | |
141 | 0x1B2128, /* FW_CAPABILITIES */ | |
142 | 0x1B2138, /* drv active */ | |
143 | 0x1B2140, /* dev state */ | |
144 | 0x1B2144, /* drv state */ | |
145 | 0x1B2148, /* drv scratch */ | |
146 | 0x1B214C, /* dev partition info */ | |
147 | 0x1B2174, /* drv idc ver */ | |
148 | 0x1B2150, /* fw version major */ | |
149 | 0x1B2154, /* fw version minor */ | |
150 | 0x1B2158, /* fw version sub */ | |
151 | 0x1B219C, /* npar state */ | |
152 | 0x1B21FC, /* FW_IMG_VALID */ | |
153 | 0x1B2250, /* CMD_PEG_STATE */ | |
154 | 0x1B233C, /* RCV_PEG_STATE */ | |
155 | 0x1B23B4, /* ASIC TEMP */ | |
156 | 0x1B216C, /* FW api */ | |
157 | 0x1B2170, /* drv op mode */ | |
158 | 0x13C010, /* flash lock */ | |
159 | 0x13C014, /* flash unlock */ | |
160 | }; | |
161 | ||
22999798 | 162 | static const struct qlcnic_board_info qlcnic_boards[] = { |
15ca140f MC |
163 | { PCI_VENDOR_ID_QLOGIC, |
164 | PCI_DEVICE_ID_QLOGIC_QLE844X, | |
165 | 0x0, | |
166 | 0x0, | |
167 | "8400 series 10GbE Converged Network Adapter (TCP/IP Networking)" }, | |
e386cd4a HM |
168 | { PCI_VENDOR_ID_QLOGIC, |
169 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
170 | PCI_VENDOR_ID_QLOGIC, | |
171 | 0x24e, | |
172 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
173 | "(TCP/IP Networking)" }, | |
174 | { PCI_VENDOR_ID_QLOGIC, | |
175 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
176 | PCI_VENDOR_ID_QLOGIC, | |
177 | 0x243, | |
178 | "8300 Series Single Port 10GbE Converged Network Adapter " | |
179 | "(TCP/IP Networking)" }, | |
180 | { PCI_VENDOR_ID_QLOGIC, | |
181 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
182 | PCI_VENDOR_ID_QLOGIC, | |
183 | 0x24a, | |
184 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
185 | "(TCP/IP Networking)" }, | |
186 | { PCI_VENDOR_ID_QLOGIC, | |
187 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
188 | PCI_VENDOR_ID_QLOGIC, | |
189 | 0x246, | |
190 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
191 | "(TCP/IP Networking)" }, | |
192 | { PCI_VENDOR_ID_QLOGIC, | |
193 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
194 | PCI_VENDOR_ID_QLOGIC, | |
195 | 0x252, | |
196 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
197 | "(TCP/IP Networking)" }, | |
198 | { PCI_VENDOR_ID_QLOGIC, | |
199 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
200 | PCI_VENDOR_ID_QLOGIC, | |
201 | 0x26e, | |
202 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
203 | "(TCP/IP Networking)" }, | |
204 | { PCI_VENDOR_ID_QLOGIC, | |
205 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
206 | PCI_VENDOR_ID_QLOGIC, | |
207 | 0x260, | |
208 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
209 | "(TCP/IP Networking)" }, | |
210 | { PCI_VENDOR_ID_QLOGIC, | |
211 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
212 | PCI_VENDOR_ID_QLOGIC, | |
213 | 0x266, | |
214 | "8300 Series Single Port 10GbE Converged Network Adapter " | |
215 | "(TCP/IP Networking)" }, | |
216 | { PCI_VENDOR_ID_QLOGIC, | |
217 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
218 | PCI_VENDOR_ID_QLOGIC, | |
219 | 0x269, | |
220 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
221 | "(TCP/IP Networking)" }, | |
222 | { PCI_VENDOR_ID_QLOGIC, | |
223 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
224 | PCI_VENDOR_ID_QLOGIC, | |
225 | 0x271, | |
226 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
227 | "(TCP/IP Networking)" }, | |
228 | { PCI_VENDOR_ID_QLOGIC, | |
229 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
230 | 0x0, 0x0, "8300 Series 1/10GbE Controller" }, | |
40e2b8ed SS |
231 | { PCI_VENDOR_ID_QLOGIC, |
232 | PCI_DEVICE_ID_QLOGIC_QLE8830, | |
233 | 0x0, | |
234 | 0x0, | |
235 | "8830 Series 1/10GbE Controller" }, | |
e386cd4a HM |
236 | { PCI_VENDOR_ID_QLOGIC, |
237 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
238 | PCI_VENDOR_ID_QLOGIC, | |
239 | 0x203, | |
240 | "8200 Series Single Port 10GbE Converged Network Adapter" | |
241 | "(TCP/IP Networking)" }, | |
242 | { PCI_VENDOR_ID_QLOGIC, | |
243 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
244 | PCI_VENDOR_ID_QLOGIC, | |
245 | 0x207, | |
246 | "8200 Series Dual Port 10GbE Converged Network Adapter" | |
247 | "(TCP/IP Networking)" }, | |
248 | { PCI_VENDOR_ID_QLOGIC, | |
249 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
250 | PCI_VENDOR_ID_QLOGIC, | |
251 | 0x20b, | |
252 | "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter" }, | |
253 | { PCI_VENDOR_ID_QLOGIC, | |
254 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
255 | PCI_VENDOR_ID_QLOGIC, | |
256 | 0x20c, | |
257 | "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter" }, | |
258 | { PCI_VENDOR_ID_QLOGIC, | |
259 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
260 | PCI_VENDOR_ID_QLOGIC, | |
261 | 0x20f, | |
262 | "3200 Series Single Port 10Gb Intelligent Ethernet Adapter" }, | |
263 | { PCI_VENDOR_ID_QLOGIC, | |
264 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
265 | 0x103c, 0x3733, | |
266 | "NC523SFP 10Gb 2-port Server Adapter" }, | |
267 | { PCI_VENDOR_ID_QLOGIC, | |
268 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
269 | 0x103c, 0x3346, | |
270 | "CN1000Q Dual Port Converged Network Adapter" }, | |
271 | { PCI_VENDOR_ID_QLOGIC, | |
272 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
273 | PCI_VENDOR_ID_QLOGIC, | |
274 | 0x210, | |
275 | "QME8242-k 10GbE Dual Port Mezzanine Card" }, | |
276 | { PCI_VENDOR_ID_QLOGIC, | |
277 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
278 | 0x0, 0x0, "cLOM8214 1/10GbE Controller" }, | |
22999798 SC |
279 | }; |
280 | ||
281 | #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards) | |
282 | ||
af19b491 AKS |
283 | static const |
284 | struct qlcnic_legacy_intr_set legacy_intr[] = QLCNIC_LEGACY_INTR_CONFIG; | |
285 | ||
c70001a9 | 286 | int qlcnic_alloc_sds_rings(struct qlcnic_recv_context *recv_ctx, int count) |
af19b491 AKS |
287 | { |
288 | int size = sizeof(struct qlcnic_host_sds_ring) * count; | |
289 | ||
290 | recv_ctx->sds_rings = kzalloc(size, GFP_KERNEL); | |
291 | ||
807540ba | 292 | return recv_ctx->sds_rings == NULL; |
af19b491 AKS |
293 | } |
294 | ||
c70001a9 | 295 | void qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx) |
af19b491 | 296 | { |
7061b2bd | 297 | kfree(recv_ctx->sds_rings); |
af19b491 AKS |
298 | recv_ctx->sds_rings = NULL; |
299 | } | |
300 | ||
f8468331 | 301 | int qlcnic_read_mac_addr(struct qlcnic_adapter *adapter) |
af19b491 | 302 | { |
af19b491 AKS |
303 | struct net_device *netdev = adapter->netdev; |
304 | struct pci_dev *pdev = adapter->pdev; | |
07a251c8 SS |
305 | u8 mac_addr[ETH_ALEN]; |
306 | int ret; | |
af19b491 | 307 | |
07a251c8 SS |
308 | ret = qlcnic_get_mac_address(adapter, mac_addr, |
309 | adapter->ahw->pci_func); | |
310 | if (ret) | |
311 | return ret; | |
af19b491 | 312 | |
2e9d722d | 313 | memcpy(netdev->dev_addr, mac_addr, ETH_ALEN); |
af19b491 AKS |
314 | memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len); |
315 | ||
316 | /* set station address */ | |
317 | ||
aaeb6cdf | 318 | if (!is_valid_ether_addr(netdev->dev_addr)) |
af19b491 AKS |
319 | dev_warn(&pdev->dev, "Bad MAC address %pM.\n", |
320 | netdev->dev_addr); | |
321 | ||
322 | return 0; | |
323 | } | |
324 | ||
cffe52f3 MC |
325 | static void qlcnic_delete_adapter_mac(struct qlcnic_adapter *adapter) |
326 | { | |
154d0c81 | 327 | struct qlcnic_mac_vlan_list *cur; |
cffe52f3 MC |
328 | struct list_head *head; |
329 | ||
330 | list_for_each(head, &adapter->mac_list) { | |
154d0c81 | 331 | cur = list_entry(head, struct qlcnic_mac_vlan_list, list); |
6878f79a | 332 | if (ether_addr_equal_unaligned(adapter->mac_addr, cur->mac_addr)) { |
cffe52f3 MC |
333 | qlcnic_sre_macaddr_change(adapter, cur->mac_addr, |
334 | 0, QLCNIC_MAC_DEL); | |
335 | list_del(&cur->list); | |
336 | kfree(cur); | |
337 | return; | |
338 | } | |
339 | } | |
340 | } | |
341 | ||
af19b491 AKS |
342 | static int qlcnic_set_mac(struct net_device *netdev, void *p) |
343 | { | |
344 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
345 | struct sockaddr *addr = p; | |
346 | ||
7cb03b23 RB |
347 | if (qlcnic_sriov_vf_check(adapter)) |
348 | return -EINVAL; | |
349 | ||
7373373d RB |
350 | if ((adapter->flags & QLCNIC_MAC_OVERRIDE_DISABLED)) |
351 | return -EOPNOTSUPP; | |
352 | ||
af19b491 | 353 | if (!is_valid_ether_addr(addr->sa_data)) |
13159183 | 354 | return -EINVAL; |
af19b491 | 355 | |
6878f79a | 356 | if (ether_addr_equal_unaligned(adapter->mac_addr, addr->sa_data)) |
cffe52f3 MC |
357 | return 0; |
358 | ||
8a15ad1f | 359 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { |
af19b491 AKS |
360 | netif_device_detach(netdev); |
361 | qlcnic_napi_disable(adapter); | |
362 | } | |
363 | ||
cffe52f3 | 364 | qlcnic_delete_adapter_mac(adapter); |
af19b491 AKS |
365 | memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len); |
366 | memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); | |
367 | qlcnic_set_multi(adapter->netdev); | |
368 | ||
8a15ad1f | 369 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { |
af19b491 AKS |
370 | netif_device_attach(netdev); |
371 | qlcnic_napi_enable(adapter); | |
372 | } | |
373 | return 0; | |
374 | } | |
375 | ||
1690be63 | 376 | static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[], |
f6f6424b JP |
377 | struct net_device *netdev, |
378 | const unsigned char *addr, u16 vid) | |
fe1adc6b JK |
379 | { |
380 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
381 | int err = -EOPNOTSUPP; | |
382 | ||
3e5c112f | 383 | if (!adapter->fdb_mac_learn) |
f6f6424b | 384 | return ndo_dflt_fdb_del(ndm, tb, netdev, addr, vid); |
fe1adc6b | 385 | |
d747c333 RB |
386 | if ((adapter->flags & QLCNIC_ESWITCH_ENABLED) || |
387 | qlcnic_sriov_check(adapter)) { | |
52e493d0 JK |
388 | if (is_unicast_ether_addr(addr)) { |
389 | err = dev_uc_del(netdev, addr); | |
390 | if (!err) | |
391 | err = qlcnic_nic_del_mac(adapter, addr); | |
392 | } else if (is_multicast_ether_addr(addr)) { | |
fe1adc6b | 393 | err = dev_mc_del(netdev, addr); |
52e493d0 | 394 | } else { |
fe1adc6b | 395 | err = -EINVAL; |
52e493d0 | 396 | } |
fe1adc6b JK |
397 | } |
398 | return err; | |
399 | } | |
400 | ||
401 | static int qlcnic_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], | |
402 | struct net_device *netdev, | |
f6f6424b | 403 | const unsigned char *addr, u16 vid, u16 flags) |
fe1adc6b JK |
404 | { |
405 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
406 | int err = 0; | |
407 | ||
3e5c112f | 408 | if (!adapter->fdb_mac_learn) |
f6f6424b | 409 | return ndo_dflt_fdb_add(ndm, tb, netdev, addr, vid, flags); |
fe1adc6b | 410 | |
d747c333 RB |
411 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) && |
412 | !qlcnic_sriov_check(adapter)) { | |
fe1adc6b JK |
413 | pr_info("%s: FDB e-switch is not enabled\n", __func__); |
414 | return -EOPNOTSUPP; | |
415 | } | |
416 | ||
417 | if (ether_addr_equal(addr, adapter->mac_addr)) | |
418 | return err; | |
419 | ||
52e493d0 JK |
420 | if (is_unicast_ether_addr(addr)) { |
421 | if (netdev_uc_count(netdev) < adapter->ahw->max_uc_count) | |
422 | err = dev_uc_add_excl(netdev, addr); | |
423 | else | |
424 | err = -ENOMEM; | |
425 | } else if (is_multicast_ether_addr(addr)) { | |
fe1adc6b | 426 | err = dev_mc_add_excl(netdev, addr); |
52e493d0 | 427 | } else { |
fe1adc6b | 428 | err = -EINVAL; |
52e493d0 | 429 | } |
fe1adc6b JK |
430 | |
431 | return err; | |
432 | } | |
433 | ||
434 | static int qlcnic_fdb_dump(struct sk_buff *skb, struct netlink_callback *ncb, | |
5d5eacb3 JHS |
435 | struct net_device *netdev, |
436 | struct net_device *filter_dev, int idx) | |
fe1adc6b JK |
437 | { |
438 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
439 | ||
3e5c112f | 440 | if (!adapter->fdb_mac_learn) |
5d5eacb3 | 441 | return ndo_dflt_fdb_dump(skb, ncb, netdev, filter_dev, idx); |
fe1adc6b | 442 | |
d747c333 RB |
443 | if ((adapter->flags & QLCNIC_ESWITCH_ENABLED) || |
444 | qlcnic_sriov_check(adapter)) | |
5d5eacb3 | 445 | idx = ndo_dflt_fdb_dump(skb, ncb, netdev, filter_dev, idx); |
fe1adc6b JK |
446 | |
447 | return idx; | |
448 | } | |
449 | ||
7e2cf4fe SC |
450 | static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter *adapter) |
451 | { | |
452 | while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
453 | usleep_range(10000, 11000); | |
454 | ||
66451615 SC |
455 | if (!adapter->fw_work.work.func) |
456 | return; | |
457 | ||
7e2cf4fe SC |
458 | cancel_delayed_work_sync(&adapter->fw_work); |
459 | } | |
460 | ||
07a251c8 | 461 | static int qlcnic_get_phys_port_id(struct net_device *netdev, |
02637fce | 462 | struct netdev_phys_item_id *ppid) |
07a251c8 SS |
463 | { |
464 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
465 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
466 | ||
467 | if (!(adapter->flags & QLCNIC_HAS_PHYS_PORT_ID)) | |
468 | return -EOPNOTSUPP; | |
469 | ||
470 | ppid->id_len = sizeof(ahw->phys_port_id); | |
471 | memcpy(ppid->id, ahw->phys_port_id, ppid->id_len); | |
472 | ||
473 | return 0; | |
474 | } | |
475 | ||
7f1f6056 | 476 | #ifdef CONFIG_QLCNIC_VXLAN |
2b3d7b75 SS |
477 | static void qlcnic_add_vxlan_port(struct net_device *netdev, |
478 | sa_family_t sa_family, __be16 port) | |
479 | { | |
480 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
481 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
482 | ||
483 | /* Adapter supports only one VXLAN port. Use very first port | |
484 | * for enabling offload | |
485 | */ | |
486 | if (!qlcnic_encap_rx_offload(adapter) || ahw->vxlan_port) | |
487 | return; | |
488 | ||
489 | ahw->vxlan_port = ntohs(port); | |
490 | adapter->flags |= QLCNIC_ADD_VXLAN_PORT; | |
491 | } | |
492 | ||
493 | static void qlcnic_del_vxlan_port(struct net_device *netdev, | |
494 | sa_family_t sa_family, __be16 port) | |
495 | { | |
496 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
497 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
498 | ||
499 | if (!qlcnic_encap_rx_offload(adapter) || !ahw->vxlan_port || | |
500 | (ahw->vxlan_port != ntohs(port))) | |
501 | return; | |
502 | ||
503 | adapter->flags |= QLCNIC_DEL_VXLAN_PORT; | |
504 | } | |
795a05c1 | 505 | |
5f35227e JG |
506 | static netdev_features_t qlcnic_features_check(struct sk_buff *skb, |
507 | struct net_device *dev, | |
508 | netdev_features_t features) | |
795a05c1 | 509 | { |
8cb65d00 | 510 | features = vlan_features_check(skb, features); |
5f35227e | 511 | return vxlan_features_check(skb, features); |
795a05c1 | 512 | } |
7f1f6056 | 513 | #endif |
2b3d7b75 | 514 | |
af19b491 AKS |
515 | static const struct net_device_ops qlcnic_netdev_ops = { |
516 | .ndo_open = qlcnic_open, | |
517 | .ndo_stop = qlcnic_close, | |
518 | .ndo_start_xmit = qlcnic_xmit_frame, | |
519 | .ndo_get_stats = qlcnic_get_stats, | |
520 | .ndo_validate_addr = eth_validate_addr, | |
afc4b13d | 521 | .ndo_set_rx_mode = qlcnic_set_multi, |
af19b491 AKS |
522 | .ndo_set_mac_address = qlcnic_set_mac, |
523 | .ndo_change_mtu = qlcnic_change_mtu, | |
135d84a9 MM |
524 | .ndo_fix_features = qlcnic_fix_features, |
525 | .ndo_set_features = qlcnic_set_features, | |
af19b491 | 526 | .ndo_tx_timeout = qlcnic_tx_timeout, |
b9796a14 AC |
527 | .ndo_vlan_rx_add_vid = qlcnic_vlan_rx_add, |
528 | .ndo_vlan_rx_kill_vid = qlcnic_vlan_rx_del, | |
fe1adc6b JK |
529 | .ndo_fdb_add = qlcnic_fdb_add, |
530 | .ndo_fdb_del = qlcnic_fdb_del, | |
531 | .ndo_fdb_dump = qlcnic_fdb_dump, | |
07a251c8 | 532 | .ndo_get_phys_port_id = qlcnic_get_phys_port_id, |
7f1f6056 | 533 | #ifdef CONFIG_QLCNIC_VXLAN |
2b3d7b75 SS |
534 | .ndo_add_vxlan_port = qlcnic_add_vxlan_port, |
535 | .ndo_del_vxlan_port = qlcnic_del_vxlan_port, | |
5f35227e | 536 | .ndo_features_check = qlcnic_features_check, |
7f1f6056 | 537 | #endif |
af19b491 AKS |
538 | #ifdef CONFIG_NET_POLL_CONTROLLER |
539 | .ndo_poll_controller = qlcnic_poll_controller, | |
540 | #endif | |
4000e7a7 RB |
541 | #ifdef CONFIG_QLCNIC_SRIOV |
542 | .ndo_set_vf_mac = qlcnic_sriov_set_vf_mac, | |
ed616689 | 543 | .ndo_set_vf_rate = qlcnic_sriov_set_vf_tx_rate, |
4000e7a7 | 544 | .ndo_get_vf_config = qlcnic_sriov_get_vf_config, |
91b7282b | 545 | .ndo_set_vf_vlan = qlcnic_sriov_set_vf_vlan, |
a80be5a5 | 546 | .ndo_set_vf_spoofchk = qlcnic_sriov_set_vf_spoofchk, |
4000e7a7 | 547 | #endif |
af19b491 AKS |
548 | }; |
549 | ||
b43e5ee7 SC |
550 | static const struct net_device_ops qlcnic_netdev_failed_ops = { |
551 | .ndo_open = qlcnic_open, | |
552 | }; | |
553 | ||
2e9d722d | 554 | static struct qlcnic_nic_template qlcnic_ops = { |
7e2cf4fe SC |
555 | .config_bridged_mode = qlcnic_config_bridged_mode, |
556 | .config_led = qlcnic_82xx_config_led, | |
557 | .start_firmware = qlcnic_82xx_start_firmware, | |
558 | .request_reset = qlcnic_82xx_dev_request_reset, | |
559 | .cancel_idc_work = qlcnic_82xx_cancel_idc_work, | |
560 | .napi_add = qlcnic_82xx_napi_add, | |
4be41e92 | 561 | .napi_del = qlcnic_82xx_napi_del, |
7e2cf4fe | 562 | .config_ipaddr = qlcnic_82xx_config_ipaddr, |
486a5bc7 RB |
563 | .shutdown = qlcnic_82xx_shutdown, |
564 | .resume = qlcnic_82xx_resume, | |
7e2cf4fe SC |
565 | .clear_legacy_intr = qlcnic_82xx_clear_legacy_intr, |
566 | }; | |
567 | ||
568 | struct qlcnic_nic_template qlcnic_vf_ops = { | |
569 | .config_bridged_mode = qlcnicvf_config_bridged_mode, | |
570 | .config_led = qlcnicvf_config_led, | |
571 | .start_firmware = qlcnicvf_start_firmware | |
9f26f547 AC |
572 | }; |
573 | ||
7e2cf4fe SC |
574 | static struct qlcnic_hardware_ops qlcnic_hw_ops = { |
575 | .read_crb = qlcnic_82xx_read_crb, | |
576 | .write_crb = qlcnic_82xx_write_crb, | |
577 | .read_reg = qlcnic_82xx_hw_read_wx_2M, | |
578 | .write_reg = qlcnic_82xx_hw_write_wx_2M, | |
579 | .get_mac_address = qlcnic_82xx_get_mac_address, | |
580 | .setup_intr = qlcnic_82xx_setup_intr, | |
581 | .alloc_mbx_args = qlcnic_82xx_alloc_mbx_args, | |
582 | .mbx_cmd = qlcnic_82xx_issue_cmd, | |
583 | .get_func_no = qlcnic_82xx_get_func_no, | |
584 | .api_lock = qlcnic_82xx_api_lock, | |
585 | .api_unlock = qlcnic_82xx_api_unlock, | |
586 | .add_sysfs = qlcnic_82xx_add_sysfs, | |
587 | .remove_sysfs = qlcnic_82xx_remove_sysfs, | |
588 | .process_lb_rcv_ring_diag = qlcnic_82xx_process_rcv_ring_diag, | |
589 | .create_rx_ctx = qlcnic_82xx_fw_cmd_create_rx_ctx, | |
590 | .create_tx_ctx = qlcnic_82xx_fw_cmd_create_tx_ctx, | |
7cb03b23 RB |
591 | .del_rx_ctx = qlcnic_82xx_fw_cmd_del_rx_ctx, |
592 | .del_tx_ctx = qlcnic_82xx_fw_cmd_del_tx_ctx, | |
7e2cf4fe SC |
593 | .setup_link_event = qlcnic_82xx_linkevent_request, |
594 | .get_nic_info = qlcnic_82xx_get_nic_info, | |
595 | .get_pci_info = qlcnic_82xx_get_pci_info, | |
596 | .set_nic_info = qlcnic_82xx_set_nic_info, | |
597 | .change_macvlan = qlcnic_82xx_sre_macaddr_change, | |
598 | .napi_enable = qlcnic_82xx_napi_enable, | |
599 | .napi_disable = qlcnic_82xx_napi_disable, | |
600 | .config_intr_coal = qlcnic_82xx_config_intr_coalesce, | |
601 | .config_rss = qlcnic_82xx_config_rss, | |
602 | .config_hw_lro = qlcnic_82xx_config_hw_lro, | |
603 | .config_loopback = qlcnic_82xx_set_lb_mode, | |
604 | .clear_loopback = qlcnic_82xx_clear_lb_mode, | |
605 | .config_promisc_mode = qlcnic_82xx_nic_set_promisc, | |
606 | .change_l2_filter = qlcnic_82xx_change_filter, | |
607 | .get_board_info = qlcnic_82xx_get_board_info, | |
52e493d0 | 608 | .set_mac_filter_count = qlcnic_82xx_set_mac_filter_count, |
91b7282b | 609 | .free_mac_list = qlcnic_82xx_free_mac_list, |
07a251c8 | 610 | .read_phys_port_id = qlcnic_82xx_read_phys_port_id, |
4460f2e8 PP |
611 | .io_error_detected = qlcnic_82xx_io_error_detected, |
612 | .io_slot_reset = qlcnic_82xx_io_slot_reset, | |
613 | .io_resume = qlcnic_82xx_io_resume, | |
a0431589 | 614 | .get_beacon_state = qlcnic_82xx_get_beacon_state, |
2cc5752e M |
615 | .enable_sds_intr = qlcnic_82xx_enable_sds_intr, |
616 | .disable_sds_intr = qlcnic_82xx_disable_sds_intr, | |
617 | .enable_tx_intr = qlcnic_82xx_enable_tx_intr, | |
618 | .disable_tx_intr = qlcnic_82xx_disable_tx_intr, | |
225837a0 SS |
619 | .get_saved_state = qlcnic_82xx_get_saved_state, |
620 | .set_saved_state = qlcnic_82xx_set_saved_state, | |
621 | .cache_tmpl_hdr_values = qlcnic_82xx_cache_tmpl_hdr_values, | |
622 | .get_cap_size = qlcnic_82xx_get_cap_size, | |
623 | .set_sys_info = qlcnic_82xx_set_sys_info, | |
624 | .store_cap_mask = qlcnic_82xx_store_cap_mask, | |
2e9d722d AC |
625 | }; |
626 | ||
34e8c406 | 627 | static int qlcnic_check_multi_tx_capability(struct qlcnic_adapter *adapter) |
012ec812 HM |
628 | { |
629 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
012ec812 | 630 | |
34e8c406 | 631 | if (qlcnic_82xx_check(adapter) && |
012ec812 | 632 | (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_2_MULTI_TX)) { |
34e8c406 HM |
633 | test_and_set_bit(__QLCNIC_MULTI_TX_UNIQUE, &adapter->state); |
634 | return 0; | |
012ec812 | 635 | } else { |
34e8c406 | 636 | return 1; |
012ec812 HM |
637 | } |
638 | } | |
639 | ||
34e8c406 HM |
640 | static int qlcnic_max_rings(struct qlcnic_adapter *adapter, u8 ring_cnt, |
641 | int queue_type) | |
642 | { | |
643 | int num_rings, max_rings = QLCNIC_MAX_SDS_RINGS; | |
644 | ||
645 | if (queue_type == QLCNIC_RX_QUEUE) | |
646 | max_rings = adapter->max_sds_rings; | |
647 | else if (queue_type == QLCNIC_TX_QUEUE) | |
648 | max_rings = adapter->max_tx_rings; | |
649 | ||
650 | num_rings = rounddown_pow_of_two(min_t(int, num_online_cpus(), | |
651 | max_rings)); | |
652 | ||
653 | if (ring_cnt > num_rings) | |
654 | return num_rings; | |
655 | else | |
656 | return ring_cnt; | |
657 | } | |
658 | ||
659 | void qlcnic_set_tx_ring_count(struct qlcnic_adapter *adapter, u8 tx_cnt) | |
660 | { | |
661 | /* 83xx adapter does not have max_tx_rings intialized in probe */ | |
662 | if (adapter->max_tx_rings) | |
663 | adapter->drv_tx_rings = qlcnic_max_rings(adapter, tx_cnt, | |
664 | QLCNIC_TX_QUEUE); | |
665 | else | |
666 | adapter->drv_tx_rings = tx_cnt; | |
34e8c406 HM |
667 | } |
668 | ||
669 | void qlcnic_set_sds_ring_count(struct qlcnic_adapter *adapter, u8 rx_cnt) | |
670 | { | |
671 | /* 83xx adapter does not have max_sds_rings intialized in probe */ | |
672 | if (adapter->max_sds_rings) | |
673 | adapter->drv_sds_rings = qlcnic_max_rings(adapter, rx_cnt, | |
674 | QLCNIC_RX_QUEUE); | |
675 | else | |
676 | adapter->drv_sds_rings = rx_cnt; | |
34e8c406 HM |
677 | } |
678 | ||
cb9327d5 | 679 | int qlcnic_setup_tss_rss_intr(struct qlcnic_adapter *adapter) |
af19b491 | 680 | { |
af19b491 | 681 | struct pci_dev *pdev = adapter->pdev; |
cb9327d5 HM |
682 | int num_msix = 0, err = 0, vector; |
683 | ||
684 | adapter->flags &= ~QLCNIC_TSS_RSS; | |
685 | ||
686 | if (adapter->drv_tss_rings > 0) | |
687 | num_msix += adapter->drv_tss_rings; | |
688 | else | |
689 | num_msix += adapter->drv_tx_rings; | |
690 | ||
8564ae09 | 691 | if (adapter->drv_rss_rings > 0) |
cb9327d5 HM |
692 | num_msix += adapter->drv_rss_rings; |
693 | else | |
694 | num_msix += adapter->drv_sds_rings; | |
695 | ||
696 | if (qlcnic_83xx_check(adapter)) | |
697 | num_msix += 1; | |
698 | ||
699 | if (!adapter->msix_entries) { | |
700 | adapter->msix_entries = kcalloc(num_msix, | |
701 | sizeof(struct msix_entry), | |
702 | GFP_KERNEL); | |
703 | if (!adapter->msix_entries) | |
704 | return -ENOMEM; | |
705 | } | |
706 | ||
cb9327d5 HM |
707 | for (vector = 0; vector < num_msix; vector++) |
708 | adapter->msix_entries[vector].entry = vector; | |
709 | ||
8564ae09 | 710 | restore: |
f7167750 AG |
711 | err = pci_enable_msix_exact(pdev, adapter->msix_entries, num_msix); |
712 | if (err == -ENOSPC) { | |
8564ae09 | 713 | if (!adapter->drv_tss_rings && !adapter->drv_rss_rings) |
f7167750 | 714 | return err; |
da6c8063 | 715 | |
cb9327d5 HM |
716 | netdev_info(adapter->netdev, |
717 | "Unable to allocate %d MSI-X vectors, Available vectors %d\n", | |
718 | num_msix, err); | |
719 | ||
720 | num_msix = adapter->drv_tx_rings + adapter->drv_sds_rings; | |
721 | ||
722 | /* Set rings to 0 so we can restore original TSS/RSS count */ | |
723 | adapter->drv_tss_rings = 0; | |
724 | adapter->drv_rss_rings = 0; | |
725 | ||
726 | if (qlcnic_83xx_check(adapter)) | |
727 | num_msix += 1; | |
728 | ||
729 | netdev_info(adapter->netdev, | |
730 | "Restoring %d Tx, %d SDS rings for total %d vectors.\n", | |
731 | adapter->drv_tx_rings, adapter->drv_sds_rings, | |
732 | num_msix); | |
cb9327d5 | 733 | |
8564ae09 AG |
734 | goto restore; |
735 | } else if (err < 0) { | |
736 | return err; | |
da6c8063 | 737 | } |
13159183 | 738 | |
8564ae09 AG |
739 | adapter->ahw->num_msix = num_msix; |
740 | if (adapter->drv_tss_rings > 0) | |
741 | adapter->drv_tx_rings = adapter->drv_tss_rings; | |
742 | ||
743 | if (adapter->drv_rss_rings > 0) | |
744 | adapter->drv_sds_rings = adapter->drv_rss_rings; | |
745 | ||
746 | return 0; | |
cb9327d5 HM |
747 | } |
748 | ||
749 | int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix) | |
750 | { | |
751 | struct pci_dev *pdev = adapter->pdev; | |
74a1fa45 | 752 | int err, vector; |
cb9327d5 | 753 | |
13159183 SC |
754 | if (!adapter->msix_entries) { |
755 | adapter->msix_entries = kcalloc(num_msix, | |
756 | sizeof(struct msix_entry), | |
757 | GFP_KERNEL); | |
b2adaca9 | 758 | if (!adapter->msix_entries) |
13159183 | 759 | return -ENOMEM; |
13159183 | 760 | } |
af19b491 | 761 | |
af19b491 | 762 | adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED); |
af19b491 | 763 | |
79788450 | 764 | if (adapter->ahw->msix_supported) { |
cb9327d5 HM |
765 | enable_msix: |
766 | for (vector = 0; vector < num_msix; vector++) | |
767 | adapter->msix_entries[vector].entry = vector; | |
768 | ||
9732ec06 AG |
769 | err = pci_enable_msix_range(pdev, |
770 | adapter->msix_entries, 1, num_msix); | |
771 | ||
772 | if (err == num_msix) { | |
af19b491 | 773 | adapter->flags |= QLCNIC_MSIX_ENABLED; |
cb9327d5 | 774 | adapter->ahw->num_msix = num_msix; |
af19b491 | 775 | dev_info(&pdev->dev, "using msi-x interrupts\n"); |
74a1fa45 | 776 | return 0; |
13159183 | 777 | } else if (err > 0) { |
9732ec06 AG |
778 | pci_disable_msix(pdev); |
779 | ||
13159183 | 780 | dev_info(&pdev->dev, |
cb9327d5 HM |
781 | "Unable to allocate %d MSI-X vectors, Available vectors %d\n", |
782 | num_msix, err); | |
783 | ||
784 | if (qlcnic_82xx_check(adapter)) { | |
13159183 | 785 | num_msix = rounddown_pow_of_two(err); |
cb9327d5 | 786 | if (err < QLCNIC_82XX_MINIMUM_VECTOR) |
74a1fa45 | 787 | return -ENOSPC; |
13159183 | 788 | } else { |
cb9327d5 HM |
789 | num_msix = rounddown_pow_of_two(err - 1); |
790 | num_msix += 1; | |
791 | if (err < QLCNIC_83XX_MINIMUM_VECTOR) | |
74a1fa45 | 792 | return -ENOSPC; |
cb9327d5 HM |
793 | } |
794 | ||
795 | if (qlcnic_82xx_check(adapter) && | |
796 | !qlcnic_check_multi_tx(adapter)) { | |
797 | adapter->drv_sds_rings = num_msix; | |
798 | adapter->drv_tx_rings = QLCNIC_SINGLE_RING; | |
799 | } else { | |
800 | /* Distribute vectors equally */ | |
801 | adapter->drv_tx_rings = num_msix / 2; | |
802 | adapter->drv_sds_rings = adapter->drv_tx_rings; | |
13159183 SC |
803 | } |
804 | ||
805 | if (num_msix) { | |
806 | dev_info(&pdev->dev, | |
dce056cb | 807 | "Trying to allocate %d MSI-X interrupt vectors\n", |
13159183 | 808 | num_msix); |
f94bc1e7 | 809 | goto enable_msix; |
13159183 SC |
810 | } |
811 | } else { | |
dce056cb | 812 | dev_info(&pdev->dev, |
cb9327d5 HM |
813 | "Unable to allocate %d MSI-X vectors, err=%d\n", |
814 | num_msix, err); | |
815 | return err; | |
f94bc1e7 SC |
816 | } |
817 | } | |
13159183 | 818 | |
74a1fa45 | 819 | return -EIO; |
f94bc1e7 | 820 | } |
af19b491 | 821 | |
cb9327d5 HM |
822 | static int qlcnic_82xx_calculate_msix_vector(struct qlcnic_adapter *adapter) |
823 | { | |
824 | int num_msix; | |
825 | ||
826 | num_msix = adapter->drv_sds_rings; | |
827 | ||
828 | if (qlcnic_check_multi_tx(adapter)) | |
829 | num_msix += adapter->drv_tx_rings; | |
830 | else | |
831 | num_msix += QLCNIC_SINGLE_RING; | |
832 | ||
833 | return num_msix; | |
834 | } | |
835 | ||
9a97e705 | 836 | static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter) |
f94bc1e7 | 837 | { |
9a97e705 | 838 | int err = 0; |
15087c2b | 839 | u32 offset, mask_reg; |
f94bc1e7 | 840 | const struct qlcnic_legacy_intr_set *legacy_intrp; |
15087c2b | 841 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
f94bc1e7 | 842 | struct pci_dev *pdev = adapter->pdev; |
af19b491 | 843 | |
099f7aa7 | 844 | if (qlcnic_use_msi && !pci_enable_msi(pdev)) { |
af19b491 | 845 | adapter->flags |= QLCNIC_MSI_ENABLED; |
15087c2b SC |
846 | offset = msi_tgt_status[adapter->ahw->pci_func]; |
847 | adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter->ahw, | |
848 | offset); | |
af19b491 AKS |
849 | dev_info(&pdev->dev, "using msi interrupts\n"); |
850 | adapter->msix_entries[0].vector = pdev->irq; | |
9a97e705 | 851 | return err; |
af19b491 | 852 | } |
012ec812 | 853 | |
9a97e705 M |
854 | if (qlcnic_use_msi || qlcnic_use_msi_x) |
855 | return -EOPNOTSUPP; | |
af19b491 | 856 | |
f94bc1e7 | 857 | legacy_intrp = &legacy_intr[adapter->ahw->pci_func]; |
79788450 | 858 | adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit; |
15087c2b SC |
859 | offset = legacy_intrp->tgt_status_reg; |
860 | adapter->tgt_status_reg = qlcnic_get_ioaddr(ahw, offset); | |
861 | mask_reg = legacy_intrp->tgt_mask_reg; | |
862 | adapter->tgt_mask_reg = qlcnic_get_ioaddr(ahw, mask_reg); | |
863 | adapter->isr_int_vec = qlcnic_get_ioaddr(ahw, ISR_INT_VECTOR); | |
864 | adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG); | |
af19b491 AKS |
865 | dev_info(&pdev->dev, "using legacy interrupts\n"); |
866 | adapter->msix_entries[0].vector = pdev->irq; | |
9a97e705 | 867 | return err; |
af19b491 AKS |
868 | } |
869 | ||
21041400 | 870 | static int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter) |
f94bc1e7 | 871 | { |
9a97e705 | 872 | int num_msix, err = 0; |
f94bc1e7 | 873 | |
cb9327d5 HM |
874 | if (adapter->flags & QLCNIC_TSS_RSS) { |
875 | err = qlcnic_setup_tss_rss_intr(adapter); | |
876 | if (err < 0) | |
877 | return err; | |
878 | num_msix = adapter->ahw->num_msix; | |
879 | } else { | |
880 | num_msix = qlcnic_82xx_calculate_msix_vector(adapter); | |
f94bc1e7 | 881 | |
cb9327d5 HM |
882 | err = qlcnic_enable_msix(adapter, num_msix); |
883 | if (err == -ENOMEM) | |
884 | return err; | |
f94bc1e7 | 885 | |
cb9327d5 HM |
886 | if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) { |
887 | qlcnic_disable_multi_tx(adapter); | |
42beb3f2 | 888 | adapter->drv_sds_rings = QLCNIC_SINGLE_RING; |
012ec812 | 889 | |
cb9327d5 | 890 | err = qlcnic_enable_msi_legacy(adapter); |
fc49beae | 891 | if (err) |
cb9327d5 HM |
892 | return err; |
893 | } | |
012ec812 HM |
894 | } |
895 | ||
896 | return 0; | |
897 | } | |
898 | ||
899 | int qlcnic_82xx_mq_intrpt(struct qlcnic_adapter *adapter, int op_type) | |
900 | { | |
901 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
902 | int err, i; | |
903 | ||
904 | if (qlcnic_check_multi_tx(adapter) && | |
c2c5e3a0 | 905 | !ahw->diag_test && |
012ec812 HM |
906 | (adapter->flags & QLCNIC_MSIX_ENABLED)) { |
907 | ahw->intr_tbl = vzalloc(ahw->num_msix * | |
908 | sizeof(struct qlcnic_intrpt_config)); | |
909 | if (!ahw->intr_tbl) | |
910 | return -ENOMEM; | |
911 | ||
912 | for (i = 0; i < ahw->num_msix; i++) { | |
913 | ahw->intr_tbl[i].type = QLCNIC_INTRPT_MSIX; | |
914 | ahw->intr_tbl[i].id = i; | |
915 | ahw->intr_tbl[i].src = 0; | |
916 | } | |
917 | ||
918 | err = qlcnic_82xx_config_intrpt(adapter, 1); | |
919 | if (err) | |
920 | dev_err(&adapter->pdev->dev, | |
921 | "Failed to configure Interrupt for %d vector\n", | |
922 | ahw->num_msix); | |
9a97e705 | 923 | return err; |
012ec812 | 924 | } |
9a97e705 | 925 | |
012ec812 | 926 | return 0; |
f94bc1e7 | 927 | } |
13159183 | 928 | |
319ecf12 | 929 | void qlcnic_teardown_intr(struct qlcnic_adapter *adapter) |
af19b491 AKS |
930 | { |
931 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
932 | pci_disable_msix(adapter->pdev); | |
933 | if (adapter->flags & QLCNIC_MSI_ENABLED) | |
934 | pci_disable_msi(adapter->pdev); | |
13159183 SC |
935 | |
936 | kfree(adapter->msix_entries); | |
937 | adapter->msix_entries = NULL; | |
938 | ||
939 | if (adapter->ahw->intr_tbl) { | |
940 | vfree(adapter->ahw->intr_tbl); | |
941 | adapter->ahw->intr_tbl = NULL; | |
942 | } | |
af19b491 AKS |
943 | } |
944 | ||
f1a094a8 | 945 | static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context *ahw) |
af19b491 | 946 | { |
f1a094a8 RB |
947 | if (ahw->pci_base0 != NULL) |
948 | iounmap(ahw->pci_base0); | |
af19b491 AKS |
949 | } |
950 | ||
7e2cf4fe SC |
951 | static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter) |
952 | { | |
2f514c52 | 953 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
7e2cf4fe SC |
954 | struct qlcnic_pci_info *pci_info; |
955 | int ret; | |
956 | ||
957 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) { | |
2f514c52 | 958 | switch (ahw->port_type) { |
7e2cf4fe | 959 | case QLCNIC_GBE: |
2f514c52 | 960 | ahw->total_nic_func = QLCNIC_NIU_MAX_GBE_PORTS; |
7e2cf4fe SC |
961 | break; |
962 | case QLCNIC_XGBE: | |
2f514c52 | 963 | ahw->total_nic_func = QLCNIC_NIU_MAX_XG_PORTS; |
7e2cf4fe SC |
964 | break; |
965 | } | |
966 | return 0; | |
967 | } | |
968 | ||
2f514c52 | 969 | if (ahw->op_mode == QLCNIC_MGMT_FUNC) |
7e2cf4fe SC |
970 | return 0; |
971 | ||
2f514c52 | 972 | pci_info = kcalloc(ahw->max_vnic_func, sizeof(*pci_info), GFP_KERNEL); |
7e2cf4fe SC |
973 | if (!pci_info) |
974 | return -ENOMEM; | |
975 | ||
976 | ret = qlcnic_get_pci_info(adapter, pci_info); | |
977 | kfree(pci_info); | |
978 | return ret; | |
979 | } | |
d71170fb | 980 | |
35dafcb0 SC |
981 | static bool qlcnic_port_eswitch_cfg_capability(struct qlcnic_adapter *adapter) |
982 | { | |
983 | bool ret = false; | |
984 | ||
985 | if (qlcnic_84xx_check(adapter)) { | |
986 | ret = true; | |
987 | } else if (qlcnic_83xx_check(adapter)) { | |
988 | if (adapter->ahw->extra_capability[0] & | |
989 | QLCNIC_FW_CAPABILITY_2_PER_PORT_ESWITCH_CFG) | |
990 | ret = true; | |
991 | else | |
992 | ret = false; | |
993 | } | |
994 | ||
995 | return ret; | |
996 | } | |
997 | ||
d71170fb | 998 | int qlcnic_init_pci_info(struct qlcnic_adapter *adapter) |
346fe763 | 999 | { |
2f514c52 | 1000 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
e88db3bd | 1001 | struct qlcnic_pci_info *pci_info; |
4c776aad | 1002 | int i, id = 0, ret = 0, j = 0; |
bff57d8e | 1003 | u16 act_pci_func; |
346fe763 RB |
1004 | u8 pfn; |
1005 | ||
2f514c52 | 1006 | pci_info = kcalloc(ahw->max_vnic_func, sizeof(*pci_info), GFP_KERNEL); |
e88db3bd DC |
1007 | if (!pci_info) |
1008 | return -ENOMEM; | |
1009 | ||
bff57d8e SC |
1010 | ret = qlcnic_get_pci_info(adapter, pci_info); |
1011 | if (ret) | |
1012 | goto err_pci_info; | |
1013 | ||
2f514c52 | 1014 | act_pci_func = ahw->total_nic_func; |
bff57d8e | 1015 | |
ca315ac2 | 1016 | adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) * |
bff57d8e | 1017 | act_pci_func, GFP_KERNEL); |
e88db3bd | 1018 | if (!adapter->npars) { |
900853a4 | 1019 | ret = -ENOMEM; |
e88db3bd DC |
1020 | goto err_pci_info; |
1021 | } | |
346fe763 | 1022 | |
ca315ac2 | 1023 | adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) * |
346fe763 RB |
1024 | QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL); |
1025 | if (!adapter->eswitch) { | |
900853a4 | 1026 | ret = -ENOMEM; |
ca315ac2 | 1027 | goto err_npars; |
346fe763 RB |
1028 | } |
1029 | ||
2f514c52 | 1030 | for (i = 0; i < ahw->max_vnic_func; i++) { |
ca315ac2 | 1031 | pfn = pci_info[i].id; |
bff57d8e | 1032 | |
2f514c52 | 1033 | if (pfn >= ahw->max_vnic_func) { |
d7a32b6e | 1034 | ret = -EINVAL; |
c65762fc SC |
1035 | dev_err(&adapter->pdev->dev, "%s: Invalid function 0x%x, max 0x%x\n", |
1036 | __func__, pfn, ahw->max_vnic_func); | |
f848d6dd SC |
1037 | goto err_eswitch; |
1038 | } | |
bff57d8e SC |
1039 | |
1040 | if (!pci_info[i].active || | |
1041 | (pci_info[i].type != QLCNIC_TYPE_NIC)) | |
1042 | continue; | |
1043 | ||
35dafcb0 | 1044 | if (qlcnic_port_eswitch_cfg_capability(adapter)) { |
4c776aad SC |
1045 | if (!qlcnic_83xx_set_port_eswitch_status(adapter, pfn, |
1046 | &id)) | |
35dafcb0 SC |
1047 | adapter->npars[j].eswitch_status = true; |
1048 | else | |
1049 | continue; | |
1050 | } else { | |
1051 | adapter->npars[j].eswitch_status = true; | |
1052 | } | |
1053 | ||
bff57d8e SC |
1054 | adapter->npars[j].pci_func = pfn; |
1055 | adapter->npars[j].active = (u8)pci_info[i].active; | |
1056 | adapter->npars[j].type = (u8)pci_info[i].type; | |
1057 | adapter->npars[j].phy_port = (u8)pci_info[i].default_port; | |
1058 | adapter->npars[j].min_bw = pci_info[i].tx_min_bw; | |
1059 | adapter->npars[j].max_bw = pci_info[i].tx_max_bw; | |
35dafcb0 | 1060 | |
9e630955 | 1061 | memcpy(&adapter->npars[j].mac, &pci_info[i].mac, ETH_ALEN); |
bff57d8e | 1062 | j++; |
346fe763 RB |
1063 | } |
1064 | ||
4c776aad SC |
1065 | /* Update eSwitch status for adapters without per port eSwitch |
1066 | * configuration capability | |
1067 | */ | |
1068 | if (!qlcnic_port_eswitch_cfg_capability(adapter)) { | |
35dafcb0 SC |
1069 | for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) |
1070 | adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE; | |
13159183 | 1071 | } |
ca315ac2 | 1072 | |
e88db3bd | 1073 | kfree(pci_info); |
ca315ac2 DC |
1074 | return 0; |
1075 | ||
1076 | err_eswitch: | |
346fe763 RB |
1077 | kfree(adapter->eswitch); |
1078 | adapter->eswitch = NULL; | |
ca315ac2 | 1079 | err_npars: |
346fe763 | 1080 | kfree(adapter->npars); |
ca315ac2 | 1081 | adapter->npars = NULL; |
e88db3bd DC |
1082 | err_pci_info: |
1083 | kfree(pci_info); | |
346fe763 RB |
1084 | |
1085 | return ret; | |
1086 | } | |
1087 | ||
2e9d722d AC |
1088 | static int |
1089 | qlcnic_set_function_modes(struct qlcnic_adapter *adapter) | |
1090 | { | |
1091 | u8 id; | |
7e8fd003 | 1092 | int ret; |
2e9d722d | 1093 | u32 data = QLCNIC_MGMT_FUNC; |
bff57d8e | 1094 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
2e9d722d | 1095 | |
2e9d722d AC |
1096 | ret = qlcnic_api_lock(adapter); |
1097 | if (ret) | |
1098 | goto err_lock; | |
2e9d722d | 1099 | |
7e8fd003 SS |
1100 | id = ahw->pci_func; |
1101 | data = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); | |
1102 | data = (data & ~QLC_DEV_SET_DRV(0xf, id)) | | |
1103 | QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC, id); | |
a15ebd37 | 1104 | QLC_SHARED_REG_WR32(adapter, QLCNIC_DRV_OP_MODE, data); |
2e9d722d AC |
1105 | qlcnic_api_unlock(adapter); |
1106 | err_lock: | |
1107 | return ret; | |
1108 | } | |
1109 | ||
13159183 SC |
1110 | static void qlcnic_check_vf(struct qlcnic_adapter *adapter, |
1111 | const struct pci_device_id *ent) | |
2e9d722d | 1112 | { |
2e9d722d AC |
1113 | u32 op_mode, priv_level; |
1114 | ||
1115 | /* Determine FW API version */ | |
13159183 SC |
1116 | adapter->ahw->fw_hal_version = QLC_SHARED_REG_RD32(adapter, |
1117 | QLCNIC_FW_API); | |
2e9d722d AC |
1118 | |
1119 | /* Find PCI function number */ | |
13159183 | 1120 | qlcnic_get_func_no(adapter); |
2e9d722d AC |
1121 | |
1122 | /* Determine function privilege level */ | |
13159183 | 1123 | op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); |
0e33c664 | 1124 | if (op_mode == QLC_DEV_DRV_DEFAULT) |
2e9d722d | 1125 | priv_level = QLCNIC_MGMT_FUNC; |
0e33c664 | 1126 | else |
b1fc6d3c | 1127 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
2e9d722d | 1128 | |
0866d96d | 1129 | if (priv_level == QLCNIC_NON_PRIV_FUNC) { |
79788450 | 1130 | adapter->ahw->op_mode = QLCNIC_NON_PRIV_FUNC; |
9f26f547 AC |
1131 | dev_info(&adapter->pdev->dev, |
1132 | "HAL Version: %d Non Privileged function\n", | |
79788450 | 1133 | adapter->ahw->fw_hal_version); |
9f26f547 | 1134 | adapter->nic_ops = &qlcnic_vf_ops; |
0866d96d AC |
1135 | } else |
1136 | adapter->nic_ops = &qlcnic_ops; | |
2e9d722d AC |
1137 | } |
1138 | ||
15087c2b | 1139 | #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL |
13159183 | 1140 | #define QLCNIC_83XX_BAR0_LENGTH 0x4000 |
15087c2b SC |
1141 | static void qlcnic_get_bar_length(u32 dev_id, ulong *bar) |
1142 | { | |
1143 | switch (dev_id) { | |
1144 | case PCI_DEVICE_ID_QLOGIC_QLE824X: | |
1145 | *bar = QLCNIC_82XX_BAR0_LENGTH; | |
1146 | break; | |
13159183 | 1147 | case PCI_DEVICE_ID_QLOGIC_QLE834X: |
40e2b8ed | 1148 | case PCI_DEVICE_ID_QLOGIC_QLE8830: |
15ca140f | 1149 | case PCI_DEVICE_ID_QLOGIC_QLE844X: |
f8468331 | 1150 | case PCI_DEVICE_ID_QLOGIC_VF_QLE834X: |
15ca140f | 1151 | case PCI_DEVICE_ID_QLOGIC_VF_QLE844X: |
13159183 SC |
1152 | *bar = QLCNIC_83XX_BAR0_LENGTH; |
1153 | break; | |
15087c2b SC |
1154 | default: |
1155 | *bar = 0; | |
1156 | } | |
1157 | } | |
1158 | ||
1159 | static int qlcnic_setup_pci_map(struct pci_dev *pdev, | |
1160 | struct qlcnic_hardware_context *ahw) | |
af19b491 | 1161 | { |
15087c2b | 1162 | u32 offset; |
af19b491 | 1163 | void __iomem *mem_ptr0 = NULL; |
15087c2b | 1164 | unsigned long mem_len, pci_len0 = 0, bar0_len; |
af19b491 | 1165 | |
af19b491 | 1166 | /* remap phys address */ |
af19b491 AKS |
1167 | mem_len = pci_resource_len(pdev, 0); |
1168 | ||
15087c2b SC |
1169 | qlcnic_get_bar_length(pdev->device, &bar0_len); |
1170 | if (mem_len >= bar0_len) { | |
af19b491 AKS |
1171 | |
1172 | mem_ptr0 = pci_ioremap_bar(pdev, 0); | |
1173 | if (mem_ptr0 == NULL) { | |
1174 | dev_err(&pdev->dev, "failed to map PCI bar 0\n"); | |
1175 | return -EIO; | |
1176 | } | |
1177 | pci_len0 = mem_len; | |
1178 | } else { | |
1179 | return -EIO; | |
1180 | } | |
1181 | ||
f8468331 | 1182 | dev_info(&pdev->dev, "%dKB memory map\n", (int)(mem_len >> 10)); |
7e2cf4fe | 1183 | |
15087c2b SC |
1184 | ahw->pci_base0 = mem_ptr0; |
1185 | ahw->pci_len0 = pci_len0; | |
1186 | offset = QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw->pci_func)); | |
1187 | qlcnic_get_ioaddr(ahw, offset); | |
af19b491 AKS |
1188 | |
1189 | return 0; | |
1190 | } | |
1191 | ||
60dcbcb0 MC |
1192 | static bool qlcnic_validate_subsystem_id(struct qlcnic_adapter *adapter, |
1193 | int index) | |
2343f06a MC |
1194 | { |
1195 | struct pci_dev *pdev = adapter->pdev; | |
1196 | unsigned short subsystem_vendor; | |
1197 | bool ret = true; | |
1198 | ||
1199 | subsystem_vendor = pdev->subsystem_vendor; | |
1200 | ||
1201 | if (pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X || | |
1202 | pdev->device == PCI_DEVICE_ID_QLOGIC_QLE834X) { | |
1203 | if (qlcnic_boards[index].sub_vendor == subsystem_vendor && | |
1204 | qlcnic_boards[index].sub_device == pdev->subsystem_device) | |
1205 | ret = true; | |
1206 | else | |
1207 | ret = false; | |
1208 | } | |
1209 | ||
1210 | return ret; | |
1211 | } | |
1212 | ||
22999798 | 1213 | static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name) |
af19b491 AKS |
1214 | { |
1215 | struct pci_dev *pdev = adapter->pdev; | |
1216 | int i, found = 0; | |
1217 | ||
1218 | for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) { | |
1219 | if (qlcnic_boards[i].vendor == pdev->vendor && | |
2343f06a MC |
1220 | qlcnic_boards[i].device == pdev->device && |
1221 | qlcnic_validate_subsystem_id(adapter, i)) { | |
1222 | found = 1; | |
1223 | break; | |
af19b491 | 1224 | } |
af19b491 AKS |
1225 | } |
1226 | ||
1227 | if (!found) | |
7f9a0c34 | 1228 | sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr); |
2343f06a MC |
1229 | else |
1230 | sprintf(name, "%pM: %s" , adapter->mac_addr, | |
1231 | qlcnic_boards[i].short_name); | |
af19b491 AKS |
1232 | } |
1233 | ||
1234 | static void | |
1235 | qlcnic_check_options(struct qlcnic_adapter *adapter) | |
1236 | { | |
a15ebd37 | 1237 | int err; |
031a4a26 | 1238 | u32 fw_major, fw_minor, fw_build, prev_fw_version; |
af19b491 | 1239 | struct pci_dev *pdev = adapter->pdev; |
a15ebd37 HM |
1240 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
1241 | struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump; | |
031a4a26 SV |
1242 | |
1243 | prev_fw_version = adapter->fw_version; | |
af19b491 | 1244 | |
a15ebd37 HM |
1245 | fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR); |
1246 | fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR); | |
1247 | fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB); | |
af19b491 AKS |
1248 | |
1249 | adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build); | |
1250 | ||
a15ebd37 HM |
1251 | err = qlcnic_get_board_info(adapter); |
1252 | if (err) { | |
1253 | dev_err(&pdev->dev, "Error getting board config info.\n"); | |
1254 | return; | |
1255 | } | |
1256 | if (ahw->op_mode != QLCNIC_NON_PRIV_FUNC) { | |
031a4a26 SV |
1257 | if (fw_dump->tmpl_hdr == NULL || |
1258 | adapter->fw_version > prev_fw_version) { | |
7061b2bd | 1259 | vfree(fw_dump->tmpl_hdr); |
031a4a26 SV |
1260 | if (!qlcnic_fw_cmd_get_minidump_temp(adapter)) |
1261 | dev_info(&pdev->dev, | |
1262 | "Supports FW dump capability\n"); | |
1263 | } | |
1264 | } | |
1265 | ||
13159183 SC |
1266 | dev_info(&pdev->dev, "Driver v%s, firmware v%d.%d.%d\n", |
1267 | QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build); | |
1268 | ||
b1fc6d3c | 1269 | if (adapter->ahw->port_type == QLCNIC_XGBE) { |
90d19005 SC |
1270 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { |
1271 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF; | |
1272 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF; | |
1273 | } else { | |
1274 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G; | |
1275 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_10G; | |
1276 | } | |
1277 | ||
af19b491 | 1278 | adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; |
90d19005 SC |
1279 | adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; |
1280 | ||
b1fc6d3c | 1281 | } else if (adapter->ahw->port_type == QLCNIC_GBE) { |
af19b491 AKS |
1282 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G; |
1283 | adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; | |
90d19005 SC |
1284 | adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; |
1285 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G; | |
af19b491 AKS |
1286 | } |
1287 | ||
099f7aa7 | 1288 | adapter->ahw->msix_supported = !!qlcnic_use_msi_x; |
af19b491 AKS |
1289 | |
1290 | adapter->num_txd = MAX_CMD_DESCRIPTORS; | |
1291 | ||
251b036a | 1292 | adapter->max_rds_rings = MAX_RDS_RINGS; |
af19b491 AKS |
1293 | } |
1294 | ||
174240a8 RB |
1295 | static int |
1296 | qlcnic_initialize_nic(struct qlcnic_adapter *adapter) | |
1297 | { | |
174240a8 | 1298 | struct qlcnic_info nic_info; |
4bd8e738 | 1299 | int err = 0; |
174240a8 | 1300 | |
bff57d8e | 1301 | memset(&nic_info, 0, sizeof(struct qlcnic_info)); |
b1fc6d3c | 1302 | err = qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw->pci_func); |
174240a8 RB |
1303 | if (err) |
1304 | return err; | |
1305 | ||
79788450 SC |
1306 | adapter->ahw->physical_port = (u8)nic_info.phys_port; |
1307 | adapter->ahw->switch_mode = nic_info.switch_mode; | |
1308 | adapter->ahw->max_tx_ques = nic_info.max_tx_ques; | |
1309 | adapter->ahw->max_rx_ques = nic_info.max_rx_ques; | |
1310 | adapter->ahw->capabilities = nic_info.capabilities; | |
776e7bde SS |
1311 | |
1312 | if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) { | |
1313 | u32 temp; | |
4bd8e738 HM |
1314 | temp = QLCRD32(adapter, CRB_FW_CAPABILITIES_2, &err); |
1315 | if (err == -EIO) | |
1316 | return err; | |
db131786 | 1317 | adapter->ahw->extra_capability[0] = temp; |
d6994ca7 SS |
1318 | } else { |
1319 | adapter->ahw->extra_capability[0] = 0; | |
776e7bde | 1320 | } |
d6994ca7 | 1321 | |
79788450 SC |
1322 | adapter->ahw->max_mac_filters = nic_info.max_mac_filters; |
1323 | adapter->ahw->max_mtu = nic_info.max_mtu; | |
174240a8 | 1324 | |
34e8c406 | 1325 | if (adapter->ahw->capabilities & BIT_6) { |
174240a8 | 1326 | adapter->flags |= QLCNIC_ESWITCH_ENABLED; |
34e8c406 HM |
1327 | adapter->ahw->nic_mode = QLCNIC_VNIC_MODE; |
1328 | adapter->max_tx_rings = QLCNIC_MAX_HW_VNIC_TX_RINGS; | |
1329 | adapter->max_sds_rings = QLCNIC_MAX_VNIC_SDS_RINGS; | |
1330 | ||
1331 | dev_info(&adapter->pdev->dev, "vNIC mode enabled.\n"); | |
1332 | } else { | |
1333 | adapter->ahw->nic_mode = QLCNIC_DEFAULT_MODE; | |
1334 | adapter->max_tx_rings = QLCNIC_MAX_HW_TX_RINGS; | |
f9566265 | 1335 | adapter->max_sds_rings = QLCNIC_MAX_SDS_RINGS; |
174240a8 | 1336 | adapter->flags &= ~QLCNIC_ESWITCH_ENABLED; |
34e8c406 | 1337 | } |
174240a8 RB |
1338 | |
1339 | return err; | |
1340 | } | |
1341 | ||
ec079a07 SC |
1342 | void qlcnic_set_vlan_config(struct qlcnic_adapter *adapter, |
1343 | struct qlcnic_esw_func_cfg *esw_cfg) | |
8cf61f89 AKS |
1344 | { |
1345 | if (esw_cfg->discard_tagged) | |
1346 | adapter->flags &= ~QLCNIC_TAGGING_ENABLED; | |
1347 | else | |
1348 | adapter->flags |= QLCNIC_TAGGING_ENABLED; | |
1349 | ||
91b7282b RB |
1350 | if (esw_cfg->vlan_id) { |
1351 | adapter->rx_pvid = esw_cfg->vlan_id; | |
1352 | adapter->tx_pvid = esw_cfg->vlan_id; | |
1353 | } else { | |
1354 | adapter->rx_pvid = 0; | |
1355 | adapter->tx_pvid = 0; | |
1356 | } | |
8cf61f89 AKS |
1357 | } |
1358 | ||
8e586137 | 1359 | static int |
80d5c368 | 1360 | qlcnic_vlan_rx_add(struct net_device *netdev, __be16 proto, u16 vid) |
b9796a14 AC |
1361 | { |
1362 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
91b7282b RB |
1363 | int err; |
1364 | ||
1365 | if (qlcnic_sriov_vf_check(adapter)) { | |
1366 | err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 1); | |
1367 | if (err) { | |
1368 | netdev_err(netdev, | |
1369 | "Cannot add VLAN filter for VLAN id %d, err=%d", | |
1370 | vid, err); | |
1371 | return err; | |
1372 | } | |
1373 | } | |
1374 | ||
b9796a14 | 1375 | set_bit(vid, adapter->vlans); |
8e586137 | 1376 | return 0; |
b9796a14 AC |
1377 | } |
1378 | ||
8e586137 | 1379 | static int |
80d5c368 | 1380 | qlcnic_vlan_rx_del(struct net_device *netdev, __be16 proto, u16 vid) |
b9796a14 AC |
1381 | { |
1382 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
91b7282b RB |
1383 | int err; |
1384 | ||
1385 | if (qlcnic_sriov_vf_check(adapter)) { | |
1386 | err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 0); | |
1387 | if (err) { | |
1388 | netdev_err(netdev, | |
1389 | "Cannot delete VLAN filter for VLAN id %d, err=%d", | |
1390 | vid, err); | |
1391 | return err; | |
1392 | } | |
1393 | } | |
b9796a14 AC |
1394 | |
1395 | qlcnic_restore_indev_addr(netdev, NETDEV_DOWN); | |
1396 | clear_bit(vid, adapter->vlans); | |
8e586137 | 1397 | return 0; |
b9796a14 AC |
1398 | } |
1399 | ||
ec079a07 SC |
1400 | void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter, |
1401 | struct qlcnic_esw_func_cfg *esw_cfg) | |
0325d69b | 1402 | { |
ee07c1a7 RB |
1403 | adapter->flags &= ~(QLCNIC_MACSPOOF | QLCNIC_MAC_OVERRIDE_DISABLED | |
1404 | QLCNIC_PROMISC_DISABLED); | |
7613c87b RB |
1405 | |
1406 | if (esw_cfg->mac_anti_spoof) | |
1407 | adapter->flags |= QLCNIC_MACSPOOF; | |
fe4d434d | 1408 | |
7373373d RB |
1409 | if (!esw_cfg->mac_override) |
1410 | adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED; | |
1411 | ||
ee07c1a7 RB |
1412 | if (!esw_cfg->promisc_mode) |
1413 | adapter->flags |= QLCNIC_PROMISC_DISABLED; | |
0325d69b RB |
1414 | } |
1415 | ||
d71170fb | 1416 | int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter) |
0325d69b RB |
1417 | { |
1418 | struct qlcnic_esw_func_cfg esw_cfg; | |
1419 | ||
1420 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) | |
1421 | return 0; | |
1422 | ||
b1fc6d3c | 1423 | esw_cfg.pci_func = adapter->ahw->pci_func; |
0325d69b RB |
1424 | if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg)) |
1425 | return -EIO; | |
8cf61f89 | 1426 | qlcnic_set_vlan_config(adapter, &esw_cfg); |
0325d69b | 1427 | qlcnic_set_eswitch_port_features(adapter, &esw_cfg); |
147a9088 | 1428 | qlcnic_set_netdev_features(adapter, &esw_cfg); |
0325d69b RB |
1429 | |
1430 | return 0; | |
1431 | } | |
1432 | ||
147a9088 SS |
1433 | void qlcnic_set_netdev_features(struct qlcnic_adapter *adapter, |
1434 | struct qlcnic_esw_func_cfg *esw_cfg) | |
0325d69b RB |
1435 | { |
1436 | struct net_device *netdev = adapter->netdev; | |
13159183 SC |
1437 | |
1438 | if (qlcnic_83xx_check(adapter)) | |
1439 | return; | |
0325d69b | 1440 | |
147a9088 SS |
1441 | adapter->offload_flags = esw_cfg->offload_flags; |
1442 | adapter->flags |= QLCNIC_APP_CHANGED_FLAGS; | |
1443 | netdev_update_features(netdev); | |
1444 | adapter->flags &= ~QLCNIC_APP_CHANGED_FLAGS; | |
0325d69b RB |
1445 | } |
1446 | ||
0866d96d AC |
1447 | static int |
1448 | qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter) | |
1449 | { | |
0866d96d AC |
1450 | u32 op_mode, priv_level; |
1451 | int err = 0; | |
1452 | ||
174240a8 RB |
1453 | err = qlcnic_initialize_nic(adapter); |
1454 | if (err) | |
1455 | return err; | |
1456 | ||
0866d96d AC |
1457 | if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED) |
1458 | return 0; | |
1459 | ||
13159183 | 1460 | op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); |
b1fc6d3c | 1461 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
0866d96d AC |
1462 | |
1463 | if (op_mode == QLC_DEV_DRV_DEFAULT) | |
1464 | priv_level = QLCNIC_MGMT_FUNC; | |
1465 | else | |
b1fc6d3c | 1466 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
0866d96d | 1467 | |
174240a8 | 1468 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { |
0866d96d | 1469 | if (priv_level == QLCNIC_MGMT_FUNC) { |
79788450 | 1470 | adapter->ahw->op_mode = QLCNIC_MGMT_FUNC; |
0866d96d AC |
1471 | err = qlcnic_init_pci_info(adapter); |
1472 | if (err) | |
1473 | return err; | |
1474 | /* Set privilege level for other functions */ | |
1475 | qlcnic_set_function_modes(adapter); | |
1476 | dev_info(&adapter->pdev->dev, | |
1477 | "HAL Version: %d, Management function\n", | |
79788450 | 1478 | adapter->ahw->fw_hal_version); |
0866d96d | 1479 | } else if (priv_level == QLCNIC_PRIV_FUNC) { |
79788450 | 1480 | adapter->ahw->op_mode = QLCNIC_PRIV_FUNC; |
0866d96d AC |
1481 | dev_info(&adapter->pdev->dev, |
1482 | "HAL Version: %d, Privileged function\n", | |
79788450 | 1483 | adapter->ahw->fw_hal_version); |
0866d96d | 1484 | } |
34e8c406 HM |
1485 | } else { |
1486 | adapter->ahw->nic_mode = QLCNIC_DEFAULT_MODE; | |
174240a8 | 1487 | } |
0866d96d AC |
1488 | |
1489 | adapter->flags |= QLCNIC_ADAPTER_INITIALIZED; | |
1490 | ||
1491 | return err; | |
1492 | } | |
1493 | ||
d71170fb | 1494 | int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter) |
0325d69b RB |
1495 | { |
1496 | struct qlcnic_esw_func_cfg esw_cfg; | |
1497 | struct qlcnic_npar_info *npar; | |
1498 | u8 i; | |
1499 | ||
174240a8 | 1500 | if (adapter->need_fw_reset) |
0325d69b RB |
1501 | return 0; |
1502 | ||
2f514c52 | 1503 | for (i = 0; i < adapter->ahw->total_nic_func; i++) { |
35dafcb0 SC |
1504 | if (!adapter->npars[i].eswitch_status) |
1505 | continue; | |
1506 | ||
0325d69b | 1507 | memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg)); |
bff57d8e | 1508 | esw_cfg.pci_func = adapter->npars[i].pci_func; |
7373373d | 1509 | esw_cfg.mac_override = BIT_0; |
ee07c1a7 | 1510 | esw_cfg.promisc_mode = BIT_0; |
bff57d8e SC |
1511 | if (qlcnic_82xx_check(adapter)) { |
1512 | esw_cfg.offload_flags = BIT_0; | |
1513 | if (QLCNIC_IS_TSO_CAPABLE(adapter)) | |
1514 | esw_cfg.offload_flags |= (BIT_1 | BIT_2); | |
1515 | } | |
0325d69b RB |
1516 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) |
1517 | return -EIO; | |
1518 | npar = &adapter->npars[i]; | |
1519 | npar->pvid = esw_cfg.vlan_id; | |
7373373d | 1520 | npar->mac_override = esw_cfg.mac_override; |
0325d69b RB |
1521 | npar->mac_anti_spoof = esw_cfg.mac_anti_spoof; |
1522 | npar->discard_tagged = esw_cfg.discard_tagged; | |
1523 | npar->promisc_mode = esw_cfg.promisc_mode; | |
1524 | npar->offload_flags = esw_cfg.offload_flags; | |
1525 | } | |
1526 | ||
1527 | return 0; | |
1528 | } | |
1529 | ||
13159183 | 1530 | |
4e8acb01 RB |
1531 | static int |
1532 | qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter, | |
1533 | struct qlcnic_npar_info *npar, int pci_func) | |
1534 | { | |
1535 | struct qlcnic_esw_func_cfg esw_cfg; | |
1536 | esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS; | |
1537 | esw_cfg.pci_func = pci_func; | |
1538 | esw_cfg.vlan_id = npar->pvid; | |
7373373d | 1539 | esw_cfg.mac_override = npar->mac_override; |
4e8acb01 RB |
1540 | esw_cfg.discard_tagged = npar->discard_tagged; |
1541 | esw_cfg.mac_anti_spoof = npar->mac_anti_spoof; | |
1542 | esw_cfg.offload_flags = npar->offload_flags; | |
1543 | esw_cfg.promisc_mode = npar->promisc_mode; | |
1544 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) | |
1545 | return -EIO; | |
1546 | ||
1547 | esw_cfg.op_mode = QLCNIC_ADD_VLAN; | |
1548 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) | |
1549 | return -EIO; | |
1550 | ||
1551 | return 0; | |
1552 | } | |
1553 | ||
d71170fb | 1554 | int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter) |
cea8975e | 1555 | { |
4e8acb01 | 1556 | int i, err; |
cea8975e AC |
1557 | struct qlcnic_npar_info *npar; |
1558 | struct qlcnic_info nic_info; | |
bff57d8e | 1559 | u8 pci_func; |
cea8975e | 1560 | |
bff57d8e SC |
1561 | if (qlcnic_82xx_check(adapter)) |
1562 | if (!adapter->need_fw_reset) | |
1563 | return 0; | |
cea8975e | 1564 | |
4e8acb01 | 1565 | /* Set the NPAR config data after FW reset */ |
2f514c52 | 1566 | for (i = 0; i < adapter->ahw->total_nic_func; i++) { |
4e8acb01 | 1567 | npar = &adapter->npars[i]; |
bff57d8e | 1568 | pci_func = npar->pci_func; |
35dafcb0 SC |
1569 | if (!adapter->npars[i].eswitch_status) |
1570 | continue; | |
1571 | ||
bff57d8e | 1572 | memset(&nic_info, 0, sizeof(struct qlcnic_info)); |
13159183 | 1573 | err = qlcnic_get_nic_info(adapter, &nic_info, pci_func); |
4e8acb01 RB |
1574 | if (err) |
1575 | return err; | |
1576 | nic_info.min_tx_bw = npar->min_bw; | |
1577 | nic_info.max_tx_bw = npar->max_bw; | |
1578 | err = qlcnic_set_nic_info(adapter, &nic_info); | |
1579 | if (err) | |
1580 | return err; | |
cea8975e | 1581 | |
4e8acb01 RB |
1582 | if (npar->enable_pm) { |
1583 | err = qlcnic_config_port_mirroring(adapter, | |
bff57d8e SC |
1584 | npar->dest_npar, 1, |
1585 | pci_func); | |
4e8acb01 RB |
1586 | if (err) |
1587 | return err; | |
cea8975e | 1588 | } |
bff57d8e | 1589 | err = qlcnic_reset_eswitch_config(adapter, npar, pci_func); |
4e8acb01 RB |
1590 | if (err) |
1591 | return err; | |
cea8975e | 1592 | } |
4e8acb01 | 1593 | return 0; |
cea8975e AC |
1594 | } |
1595 | ||
78f84e1a AKS |
1596 | static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter) |
1597 | { | |
1598 | u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO; | |
1599 | u32 npar_state; | |
1600 | ||
79788450 | 1601 | if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) |
78f84e1a AKS |
1602 | return 0; |
1603 | ||
a15ebd37 HM |
1604 | npar_state = QLC_SHARED_REG_RD32(adapter, |
1605 | QLCNIC_CRB_DEV_NPAR_STATE); | |
78f84e1a AKS |
1606 | while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) { |
1607 | msleep(1000); | |
a15ebd37 HM |
1608 | npar_state = QLC_SHARED_REG_RD32(adapter, |
1609 | QLCNIC_CRB_DEV_NPAR_STATE); | |
78f84e1a AKS |
1610 | } |
1611 | if (!npar_opt_timeo) { | |
1612 | dev_err(&adapter->pdev->dev, | |
8a168ca7 | 1613 | "Waiting for NPAR state to operational timeout\n"); |
78f84e1a AKS |
1614 | return -EIO; |
1615 | } | |
1616 | return 0; | |
1617 | } | |
1618 | ||
174240a8 RB |
1619 | static int |
1620 | qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter) | |
1621 | { | |
1622 | int err; | |
1623 | ||
1624 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) || | |
79788450 | 1625 | adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) |
174240a8 RB |
1626 | return 0; |
1627 | ||
1628 | err = qlcnic_set_default_offload_settings(adapter); | |
1629 | if (err) | |
1630 | return err; | |
1631 | ||
1632 | err = qlcnic_reset_npar_config(adapter); | |
1633 | if (err) | |
1634 | return err; | |
1635 | ||
1636 | qlcnic_dev_set_npar_ready(adapter); | |
1637 | ||
1638 | return err; | |
1639 | } | |
1640 | ||
21041400 | 1641 | static int qlcnic_82xx_start_firmware(struct qlcnic_adapter *adapter) |
af19b491 | 1642 | { |
d4066833 | 1643 | int err; |
af19b491 | 1644 | |
aa5e18c0 SC |
1645 | err = qlcnic_can_start_firmware(adapter); |
1646 | if (err < 0) | |
1647 | return err; | |
1648 | else if (!err) | |
d4066833 | 1649 | goto check_fw_status; |
af19b491 | 1650 | |
099f7aa7 | 1651 | if (qlcnic_load_fw_file) |
4d5bdb38 | 1652 | qlcnic_request_firmware(adapter); |
8f891387 | 1653 | else { |
8cfdce08 SC |
1654 | err = qlcnic_check_flash_fw_ver(adapter); |
1655 | if (err) | |
8f891387 | 1656 | goto err_out; |
1657 | ||
79788450 | 1658 | adapter->ahw->fw_type = QLCNIC_FLASH_ROMIMAGE; |
8f891387 | 1659 | } |
af19b491 AKS |
1660 | |
1661 | err = qlcnic_need_fw_reset(adapter); | |
af19b491 | 1662 | if (err == 0) |
4e70812b | 1663 | goto check_fw_status; |
af19b491 | 1664 | |
d4066833 SC |
1665 | err = qlcnic_pinit_from_rom(adapter); |
1666 | if (err) | |
1667 | goto err_out; | |
af19b491 AKS |
1668 | |
1669 | err = qlcnic_load_firmware(adapter); | |
1670 | if (err) | |
1671 | goto err_out; | |
1672 | ||
1673 | qlcnic_release_firmware(adapter); | |
d4066833 | 1674 | QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION); |
af19b491 | 1675 | |
d4066833 SC |
1676 | check_fw_status: |
1677 | err = qlcnic_check_fw_status(adapter); | |
af19b491 AKS |
1678 | if (err) |
1679 | goto err_out; | |
1680 | ||
a15ebd37 | 1681 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY); |
6df900e9 | 1682 | qlcnic_idc_debug_info(adapter, 1); |
0866d96d AC |
1683 | err = qlcnic_check_eswitch_mode(adapter); |
1684 | if (err) { | |
1685 | dev_err(&adapter->pdev->dev, | |
1686 | "Memory allocation failed for eswitch\n"); | |
1687 | goto err_out; | |
1688 | } | |
174240a8 RB |
1689 | err = qlcnic_set_mgmt_operations(adapter); |
1690 | if (err) | |
1691 | goto err_out; | |
1692 | ||
1693 | qlcnic_check_options(adapter); | |
af19b491 AKS |
1694 | adapter->need_fw_reset = 0; |
1695 | ||
a7fc948f AKS |
1696 | qlcnic_release_firmware(adapter); |
1697 | return 0; | |
af19b491 AKS |
1698 | |
1699 | err_out: | |
a15ebd37 | 1700 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED); |
a7fc948f | 1701 | dev_err(&adapter->pdev->dev, "Device state set to failed\n"); |
0866d96d | 1702 | |
af19b491 AKS |
1703 | qlcnic_release_firmware(adapter); |
1704 | return err; | |
1705 | } | |
1706 | ||
1707 | static int | |
1708 | qlcnic_request_irq(struct qlcnic_adapter *adapter) | |
1709 | { | |
1710 | irq_handler_t handler; | |
1711 | struct qlcnic_host_sds_ring *sds_ring; | |
13159183 | 1712 | struct qlcnic_host_tx_ring *tx_ring; |
ddb2e174 | 1713 | int err, ring, num_sds_rings; |
af19b491 AKS |
1714 | |
1715 | unsigned long flags = 0; | |
1716 | struct net_device *netdev = adapter->netdev; | |
b1fc6d3c | 1717 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 | 1718 | |
79788450 | 1719 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
13159183 SC |
1720 | if (qlcnic_82xx_check(adapter)) |
1721 | handler = qlcnic_tmp_intr; | |
c2534384 MC |
1722 | else |
1723 | handler = qlcnic_83xx_tmp_intr; | |
7eb9855d AKS |
1724 | if (!QLCNIC_IS_MSI_FAMILY(adapter)) |
1725 | flags |= IRQF_SHARED; | |
1726 | ||
1727 | } else { | |
1728 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
1729 | handler = qlcnic_msix_intr; | |
1730 | else if (adapter->flags & QLCNIC_MSI_ENABLED) | |
1731 | handler = qlcnic_msi_intr; | |
1732 | else { | |
1733 | flags |= IRQF_SHARED; | |
ac166700 HM |
1734 | if (qlcnic_82xx_check(adapter)) |
1735 | handler = qlcnic_intr; | |
1736 | else | |
1737 | handler = qlcnic_83xx_intr; | |
7eb9855d | 1738 | } |
af19b491 AKS |
1739 | } |
1740 | adapter->irq = netdev->irq; | |
1741 | ||
13159183 | 1742 | if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) { |
ac166700 HM |
1743 | if (qlcnic_82xx_check(adapter) || |
1744 | (qlcnic_83xx_check(adapter) && | |
1745 | (adapter->flags & QLCNIC_MSIX_ENABLED))) { | |
34e8c406 | 1746 | num_sds_rings = adapter->drv_sds_rings; |
ddb2e174 | 1747 | for (ring = 0; ring < num_sds_rings; ring++) { |
ac166700 | 1748 | sds_ring = &recv_ctx->sds_rings[ring]; |
ddb2e174 | 1749 | if (qlcnic_82xx_check(adapter) && |
012ec812 | 1750 | !qlcnic_check_multi_tx(adapter) && |
aa2a8034 HM |
1751 | (ring == (num_sds_rings - 1))) { |
1752 | if (!(adapter->flags & | |
1753 | QLCNIC_MSIX_ENABLED)) | |
1754 | snprintf(sds_ring->name, | |
1755 | sizeof(sds_ring->name), | |
1756 | "qlcnic"); | |
1757 | else | |
1758 | snprintf(sds_ring->name, | |
1759 | sizeof(sds_ring->name), | |
1760 | "%s-tx-0-rx-%d", | |
1761 | netdev->name, ring); | |
1762 | } else { | |
ddb2e174 HM |
1763 | snprintf(sds_ring->name, |
1764 | sizeof(sds_ring->name), | |
aa2a8034 | 1765 | "%s-rx-%d", |
ddb2e174 | 1766 | netdev->name, ring); |
aa2a8034 | 1767 | } |
ac166700 HM |
1768 | err = request_irq(sds_ring->irq, handler, flags, |
1769 | sds_ring->name, sds_ring); | |
1770 | if (err) | |
1771 | return err; | |
1772 | } | |
13159183 | 1773 | } |
012ec812 HM |
1774 | if ((qlcnic_82xx_check(adapter) && |
1775 | qlcnic_check_multi_tx(adapter)) || | |
1776 | (qlcnic_83xx_check(adapter) && | |
1777 | (adapter->flags & QLCNIC_MSIX_ENABLED) && | |
1778 | !(adapter->flags & QLCNIC_TX_INTR_SHARED))) { | |
13159183 | 1779 | handler = qlcnic_msix_tx_intr; |
34e8c406 | 1780 | for (ring = 0; ring < adapter->drv_tx_rings; |
13159183 SC |
1781 | ring++) { |
1782 | tx_ring = &adapter->tx_ring[ring]; | |
ddb2e174 | 1783 | snprintf(tx_ring->name, sizeof(tx_ring->name), |
aa2a8034 | 1784 | "%s-tx-%d", netdev->name, ring); |
13159183 SC |
1785 | err = request_irq(tx_ring->irq, handler, flags, |
1786 | tx_ring->name, tx_ring); | |
1787 | if (err) | |
1788 | return err; | |
1789 | } | |
1790 | } | |
af19b491 | 1791 | } |
af19b491 AKS |
1792 | return 0; |
1793 | } | |
1794 | ||
1795 | static void | |
1796 | qlcnic_free_irq(struct qlcnic_adapter *adapter) | |
1797 | { | |
1798 | int ring; | |
1799 | struct qlcnic_host_sds_ring *sds_ring; | |
13159183 | 1800 | struct qlcnic_host_tx_ring *tx_ring; |
af19b491 | 1801 | |
b1fc6d3c | 1802 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 | 1803 | |
13159183 | 1804 | if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) { |
ac166700 HM |
1805 | if (qlcnic_82xx_check(adapter) || |
1806 | (qlcnic_83xx_check(adapter) && | |
1807 | (adapter->flags & QLCNIC_MSIX_ENABLED))) { | |
34e8c406 | 1808 | for (ring = 0; ring < adapter->drv_sds_rings; ring++) { |
ac166700 HM |
1809 | sds_ring = &recv_ctx->sds_rings[ring]; |
1810 | free_irq(sds_ring->irq, sds_ring); | |
1811 | } | |
13159183 | 1812 | } |
012ec812 HM |
1813 | if ((qlcnic_83xx_check(adapter) && |
1814 | !(adapter->flags & QLCNIC_TX_INTR_SHARED)) || | |
1815 | (qlcnic_82xx_check(adapter) && | |
1816 | qlcnic_check_multi_tx(adapter))) { | |
34e8c406 | 1817 | for (ring = 0; ring < adapter->drv_tx_rings; |
13159183 SC |
1818 | ring++) { |
1819 | tx_ring = &adapter->tx_ring[ring]; | |
1820 | if (tx_ring->irq) | |
1821 | free_irq(tx_ring->irq, tx_ring); | |
1822 | } | |
1823 | } | |
af19b491 AKS |
1824 | } |
1825 | } | |
1826 | ||
99e85879 SS |
1827 | static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter *adapter) |
1828 | { | |
1829 | u32 capab = 0; | |
1830 | ||
1831 | if (qlcnic_82xx_check(adapter)) { | |
db131786 | 1832 | if (adapter->ahw->extra_capability[0] & |
99e85879 SS |
1833 | QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG) |
1834 | adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; | |
1835 | } else { | |
1836 | capab = adapter->ahw->capabilities; | |
1837 | if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab)) | |
1838 | adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; | |
1839 | } | |
1840 | } | |
1841 | ||
a514722a HM |
1842 | static int qlcnic_config_def_intr_coalesce(struct qlcnic_adapter *adapter) |
1843 | { | |
1844 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
1845 | int err; | |
1846 | ||
1847 | /* Initialize interrupt coalesce parameters */ | |
1848 | ahw->coal.flag = QLCNIC_INTR_DEFAULT; | |
1849 | ||
1850 | if (qlcnic_83xx_check(adapter)) { | |
1851 | ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX_TX; | |
1852 | ahw->coal.tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US; | |
1853 | ahw->coal.tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS; | |
1854 | ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US; | |
1855 | ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS; | |
1856 | ||
1857 | err = qlcnic_83xx_set_rx_tx_intr_coal(adapter); | |
1858 | } else { | |
1859 | ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX; | |
1860 | ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US; | |
1861 | ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS; | |
1862 | ||
1863 | err = qlcnic_82xx_set_rx_coalesce(adapter); | |
1864 | } | |
1865 | ||
1866 | return err; | |
1867 | } | |
1868 | ||
319ecf12 | 1869 | int __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 | 1870 | { |
8a15ad1f AKS |
1871 | int ring; |
1872 | struct qlcnic_host_rds_ring *rds_ring; | |
1873 | ||
af19b491 AKS |
1874 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) |
1875 | return -EIO; | |
1876 | ||
8a15ad1f AKS |
1877 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
1878 | return 0; | |
012ec812 | 1879 | |
0325d69b RB |
1880 | if (qlcnic_set_eswitch_port_config(adapter)) |
1881 | return -EIO; | |
012ec812 | 1882 | |
99e85879 | 1883 | qlcnic_get_lro_mss_capability(adapter); |
cae82d49 | 1884 | |
8a15ad1f AKS |
1885 | if (qlcnic_fw_create_ctx(adapter)) |
1886 | return -EIO; | |
1887 | ||
1888 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { | |
b1fc6d3c | 1889 | rds_ring = &adapter->recv_ctx->rds_rings[ring]; |
4be41e92 | 1890 | qlcnic_post_rx_buffers(adapter, rds_ring, ring); |
8a15ad1f AKS |
1891 | } |
1892 | ||
af19b491 AKS |
1893 | qlcnic_set_multi(netdev); |
1894 | qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu); | |
1895 | ||
b1fc6d3c | 1896 | adapter->ahw->linkup = 0; |
af19b491 | 1897 | |
34e8c406 | 1898 | if (adapter->drv_sds_rings > 1) |
af19b491 AKS |
1899 | qlcnic_config_rss(adapter, 1); |
1900 | ||
a514722a | 1901 | qlcnic_config_def_intr_coalesce(adapter); |
af19b491 | 1902 | |
24763d80 | 1903 | if (netdev->features & NETIF_F_LRO) |
af19b491 AKS |
1904 | qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED); |
1905 | ||
cfacb172 | 1906 | set_bit(__QLCNIC_DEV_UP, &adapter->state); |
af19b491 AKS |
1907 | qlcnic_napi_enable(adapter); |
1908 | ||
1909 | qlcnic_linkevent_request(adapter, 1); | |
1910 | ||
79788450 | 1911 | adapter->ahw->reset_context = 0; |
060d0564 | 1912 | netif_tx_start_all_queues(netdev); |
af19b491 AKS |
1913 | return 0; |
1914 | } | |
1915 | ||
629263ac | 1916 | int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 AKS |
1917 | { |
1918 | int err = 0; | |
1919 | ||
1920 | rtnl_lock(); | |
1921 | if (netif_running(netdev)) | |
1922 | err = __qlcnic_up(adapter, netdev); | |
1923 | rtnl_unlock(); | |
1924 | ||
1925 | return err; | |
1926 | } | |
1927 | ||
319ecf12 | 1928 | void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 | 1929 | { |
012ec812 HM |
1930 | int ring; |
1931 | ||
af19b491 AKS |
1932 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) |
1933 | return; | |
1934 | ||
1935 | if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state)) | |
1936 | return; | |
1937 | ||
1938 | smp_mb(); | |
af19b491 | 1939 | netif_carrier_off(netdev); |
0a46bac0 | 1940 | adapter->ahw->linkup = 0; |
af19b491 AKS |
1941 | netif_tx_disable(netdev); |
1942 | ||
1943 | qlcnic_free_mac_list(adapter); | |
1944 | ||
b5e5492c AKS |
1945 | if (adapter->fhash.fnum) |
1946 | qlcnic_delete_lb_filters(adapter); | |
1947 | ||
af19b491 | 1948 | qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE); |
74b7ba1a RB |
1949 | if (qlcnic_sriov_vf_check(adapter)) |
1950 | qlcnic_sriov_cleanup_async_list(&adapter->ahw->sriov->bc); | |
af19b491 AKS |
1951 | |
1952 | qlcnic_napi_disable(adapter); | |
1953 | ||
8a15ad1f | 1954 | qlcnic_fw_destroy_ctx(adapter); |
cae82d49 | 1955 | adapter->flags &= ~QLCNIC_FW_LRO_MSS_CAP; |
8a15ad1f AKS |
1956 | |
1957 | qlcnic_reset_rx_buffers_list(adapter); | |
012ec812 | 1958 | |
34e8c406 | 1959 | for (ring = 0; ring < adapter->drv_tx_rings; ring++) |
012ec812 | 1960 | qlcnic_release_tx_buffers(adapter, &adapter->tx_ring[ring]); |
af19b491 AKS |
1961 | } |
1962 | ||
1963 | /* Usage: During suspend and firmware recovery module */ | |
1964 | ||
629263ac | 1965 | void qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 AKS |
1966 | { |
1967 | rtnl_lock(); | |
1968 | if (netif_running(netdev)) | |
1969 | __qlcnic_down(adapter, netdev); | |
1970 | rtnl_unlock(); | |
1971 | ||
1972 | } | |
1973 | ||
319ecf12 | 1974 | int |
af19b491 AKS |
1975 | qlcnic_attach(struct qlcnic_adapter *adapter) |
1976 | { | |
1977 | struct net_device *netdev = adapter->netdev; | |
1978 | struct pci_dev *pdev = adapter->pdev; | |
8a15ad1f | 1979 | int err; |
af19b491 AKS |
1980 | |
1981 | if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) | |
1982 | return 0; | |
1983 | ||
af19b491 AKS |
1984 | err = qlcnic_napi_add(adapter, netdev); |
1985 | if (err) | |
1986 | return err; | |
1987 | ||
1988 | err = qlcnic_alloc_sw_resources(adapter); | |
1989 | if (err) { | |
1990 | dev_err(&pdev->dev, "Error in setting sw resources\n"); | |
8a15ad1f | 1991 | goto err_out_napi_del; |
af19b491 AKS |
1992 | } |
1993 | ||
1994 | err = qlcnic_alloc_hw_resources(adapter); | |
1995 | if (err) { | |
1996 | dev_err(&pdev->dev, "Error in setting hw resources\n"); | |
1997 | goto err_out_free_sw; | |
1998 | } | |
1999 | ||
af19b491 AKS |
2000 | err = qlcnic_request_irq(adapter); |
2001 | if (err) { | |
2002 | dev_err(&pdev->dev, "failed to setup interrupt\n"); | |
8a15ad1f | 2003 | goto err_out_free_hw; |
af19b491 AKS |
2004 | } |
2005 | ||
af19b491 AKS |
2006 | qlcnic_create_sysfs_entries(adapter); |
2007 | ||
7f1f6056 | 2008 | #ifdef CONFIG_QLCNIC_VXLAN |
2b3d7b75 SS |
2009 | if (qlcnic_encap_rx_offload(adapter)) |
2010 | vxlan_get_rx_port(netdev); | |
7f1f6056 | 2011 | #endif |
2b3d7b75 | 2012 | |
af19b491 AKS |
2013 | adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC; |
2014 | return 0; | |
2015 | ||
8a15ad1f | 2016 | err_out_free_hw: |
af19b491 AKS |
2017 | qlcnic_free_hw_resources(adapter); |
2018 | err_out_free_sw: | |
2019 | qlcnic_free_sw_resources(adapter); | |
8a15ad1f AKS |
2020 | err_out_napi_del: |
2021 | qlcnic_napi_del(adapter); | |
af19b491 AKS |
2022 | return err; |
2023 | } | |
2024 | ||
319ecf12 | 2025 | void qlcnic_detach(struct qlcnic_adapter *adapter) |
af19b491 AKS |
2026 | { |
2027 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) | |
2028 | return; | |
2029 | ||
2030 | qlcnic_remove_sysfs_entries(adapter); | |
2031 | ||
2032 | qlcnic_free_hw_resources(adapter); | |
2033 | qlcnic_release_rx_buffers(adapter); | |
2034 | qlcnic_free_irq(adapter); | |
2035 | qlcnic_napi_del(adapter); | |
2036 | qlcnic_free_sw_resources(adapter); | |
2037 | ||
2038 | adapter->is_up = 0; | |
2039 | } | |
2040 | ||
34e8c406 | 2041 | void qlcnic_diag_free_res(struct net_device *netdev, int drv_sds_rings) |
7eb9855d AKS |
2042 | { |
2043 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2044 | struct qlcnic_host_sds_ring *sds_ring; | |
34e8c406 | 2045 | int drv_tx_rings = adapter->drv_tx_rings; |
7eb9855d AKS |
2046 | int ring; |
2047 | ||
78ad3892 | 2048 | clear_bit(__QLCNIC_DEV_UP, &adapter->state); |
79788450 | 2049 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
34e8c406 | 2050 | for (ring = 0; ring < adapter->drv_sds_rings; ring++) { |
b1fc6d3c | 2051 | sds_ring = &adapter->recv_ctx->sds_rings[ring]; |
2cc5752e | 2052 | qlcnic_disable_sds_intr(adapter, sds_ring); |
cdaff185 | 2053 | } |
7eb9855d AKS |
2054 | } |
2055 | ||
8a15ad1f AKS |
2056 | qlcnic_fw_destroy_ctx(adapter); |
2057 | ||
7eb9855d AKS |
2058 | qlcnic_detach(adapter); |
2059 | ||
79788450 | 2060 | adapter->ahw->diag_test = 0; |
34e8c406 HM |
2061 | adapter->drv_sds_rings = drv_sds_rings; |
2062 | adapter->drv_tx_rings = drv_tx_rings; | |
7eb9855d AKS |
2063 | |
2064 | if (qlcnic_attach(adapter)) | |
34ce3626 | 2065 | goto out; |
7eb9855d AKS |
2066 | |
2067 | if (netif_running(netdev)) | |
2068 | __qlcnic_up(adapter, netdev); | |
34ce3626 | 2069 | out: |
7eb9855d AKS |
2070 | netif_device_attach(netdev); |
2071 | } | |
2072 | ||
b1fc6d3c AC |
2073 | static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter) |
2074 | { | |
868e9144 | 2075 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
b1fc6d3c | 2076 | int err = 0; |
be273dc1 | 2077 | |
b1fc6d3c AC |
2078 | adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context), |
2079 | GFP_KERNEL); | |
2080 | if (!adapter->recv_ctx) { | |
b1fc6d3c | 2081 | err = -ENOMEM; |
8816d009 | 2082 | goto err_out; |
b1fc6d3c | 2083 | } |
a514722a | 2084 | |
868e9144 SC |
2085 | if (qlcnic_83xx_check(adapter)) { |
2086 | ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX_TX; | |
2087 | ahw->coal.tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US; | |
2088 | ahw->coal.tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS; | |
2089 | ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US; | |
2090 | ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS; | |
2091 | } else { | |
2092 | ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX; | |
2093 | ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US; | |
2094 | ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS; | |
2095 | } | |
2096 | ||
4be41e92 SC |
2097 | /* clear stats */ |
2098 | memset(&adapter->stats, 0, sizeof(adapter->stats)); | |
b1fc6d3c AC |
2099 | err_out: |
2100 | return err; | |
2101 | } | |
2102 | ||
2103 | static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter) | |
2104 | { | |
4da005cf SS |
2105 | struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump; |
2106 | ||
b1fc6d3c AC |
2107 | kfree(adapter->recv_ctx); |
2108 | adapter->recv_ctx = NULL; | |
2109 | ||
4da005cf SS |
2110 | if (fw_dump->tmpl_hdr) { |
2111 | vfree(fw_dump->tmpl_hdr); | |
2112 | fw_dump->tmpl_hdr = NULL; | |
2113 | } | |
2114 | ||
2115 | if (fw_dump->dma_buffer) { | |
2116 | dma_free_coherent(&adapter->pdev->dev, QLC_PEX_DMA_READ_SIZE, | |
2117 | fw_dump->dma_buffer, fw_dump->phys_addr); | |
2118 | fw_dump->dma_buffer = NULL; | |
18f2f616 | 2119 | } |
4be41e92 | 2120 | |
81d0aeb0 | 2121 | kfree(adapter->ahw->reset.buff); |
4be41e92 | 2122 | adapter->ahw->fw_dump.tmpl_hdr = NULL; |
b1fc6d3c AC |
2123 | } |
2124 | ||
7eb9855d AKS |
2125 | int qlcnic_diag_alloc_res(struct net_device *netdev, int test) |
2126 | { | |
2127 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2128 | struct qlcnic_host_sds_ring *sds_ring; | |
8a15ad1f | 2129 | struct qlcnic_host_rds_ring *rds_ring; |
7eb9855d AKS |
2130 | int ring; |
2131 | int ret; | |
2132 | ||
2133 | netif_device_detach(netdev); | |
2134 | ||
2135 | if (netif_running(netdev)) | |
2136 | __qlcnic_down(adapter, netdev); | |
2137 | ||
2138 | qlcnic_detach(adapter); | |
2139 | ||
34e8c406 | 2140 | adapter->drv_sds_rings = QLCNIC_SINGLE_RING; |
79788450 | 2141 | adapter->ahw->diag_test = test; |
4be41e92 | 2142 | adapter->ahw->linkup = 0; |
7eb9855d AKS |
2143 | |
2144 | ret = qlcnic_attach(adapter); | |
34ce3626 AKS |
2145 | if (ret) { |
2146 | netif_device_attach(netdev); | |
7eb9855d | 2147 | return ret; |
34ce3626 | 2148 | } |
7eb9855d | 2149 | |
8a15ad1f AKS |
2150 | ret = qlcnic_fw_create_ctx(adapter); |
2151 | if (ret) { | |
2152 | qlcnic_detach(adapter); | |
57e46248 | 2153 | netif_device_attach(netdev); |
8a15ad1f AKS |
2154 | return ret; |
2155 | } | |
2156 | ||
2157 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { | |
b1fc6d3c | 2158 | rds_ring = &adapter->recv_ctx->rds_rings[ring]; |
4be41e92 | 2159 | qlcnic_post_rx_buffers(adapter, rds_ring, ring); |
8a15ad1f AKS |
2160 | } |
2161 | ||
79788450 | 2162 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
34e8c406 | 2163 | for (ring = 0; ring < adapter->drv_sds_rings; ring++) { |
b1fc6d3c | 2164 | sds_ring = &adapter->recv_ctx->sds_rings[ring]; |
2cc5752e | 2165 | qlcnic_enable_sds_intr(adapter, sds_ring); |
cdaff185 | 2166 | } |
7eb9855d | 2167 | } |
22c8c934 | 2168 | |
79788450 | 2169 | if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) { |
22c8c934 SC |
2170 | adapter->ahw->loopback_state = 0; |
2171 | qlcnic_linkevent_request(adapter, 1); | |
2172 | } | |
2173 | ||
78ad3892 | 2174 | set_bit(__QLCNIC_DEV_UP, &adapter->state); |
7eb9855d AKS |
2175 | |
2176 | return 0; | |
2177 | } | |
2178 | ||
68bf1c68 AKS |
2179 | /* Reset context in hardware only */ |
2180 | static int | |
2181 | qlcnic_reset_hw_context(struct qlcnic_adapter *adapter) | |
2182 | { | |
2183 | struct net_device *netdev = adapter->netdev; | |
2184 | ||
2185 | if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
2186 | return -EBUSY; | |
2187 | ||
2188 | netif_device_detach(netdev); | |
2189 | ||
2190 | qlcnic_down(adapter, netdev); | |
2191 | ||
2192 | qlcnic_up(adapter, netdev); | |
2193 | ||
2194 | netif_device_attach(netdev); | |
2195 | ||
2196 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
95b3890a | 2197 | netdev_info(adapter->netdev, "%s: soft reset complete\n", __func__); |
68bf1c68 AKS |
2198 | return 0; |
2199 | } | |
2200 | ||
af19b491 AKS |
2201 | int |
2202 | qlcnic_reset_context(struct qlcnic_adapter *adapter) | |
2203 | { | |
2204 | int err = 0; | |
2205 | struct net_device *netdev = adapter->netdev; | |
2206 | ||
2207 | if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
2208 | return -EBUSY; | |
2209 | ||
2210 | if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) { | |
2211 | ||
2212 | netif_device_detach(netdev); | |
2213 | ||
2214 | if (netif_running(netdev)) | |
2215 | __qlcnic_down(adapter, netdev); | |
2216 | ||
2217 | qlcnic_detach(adapter); | |
2218 | ||
2219 | if (netif_running(netdev)) { | |
2220 | err = qlcnic_attach(adapter); | |
1d5c88e3 | 2221 | if (!err) { |
34ce3626 | 2222 | __qlcnic_up(adapter, netdev); |
1d5c88e3 AC |
2223 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
2224 | } | |
af19b491 AKS |
2225 | } |
2226 | ||
2227 | netif_device_attach(netdev); | |
2228 | } | |
2229 | ||
af19b491 AKS |
2230 | clear_bit(__QLCNIC_RESETTING, &adapter->state); |
2231 | return err; | |
2232 | } | |
2233 | ||
21041400 | 2234 | static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *adapter) |
52e493d0 JK |
2235 | { |
2236 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
2f514c52 | 2237 | u16 act_pci_fn = ahw->total_nic_func; |
52e493d0 JK |
2238 | u16 count; |
2239 | ||
2240 | ahw->max_mc_count = QLCNIC_MAX_MC_COUNT; | |
2241 | if (act_pci_fn <= 2) | |
2242 | count = (QLCNIC_MAX_UC_COUNT - QLCNIC_MAX_MC_COUNT) / | |
2243 | act_pci_fn; | |
2244 | else | |
2245 | count = (QLCNIC_LB_MAX_FILTERS - QLCNIC_MAX_MC_COUNT) / | |
2246 | act_pci_fn; | |
2247 | ahw->max_uc_count = count; | |
2248 | } | |
2249 | ||
84d7ad2c SS |
2250 | static int qlcnic_set_real_num_queues(struct qlcnic_adapter *adapter, |
2251 | u8 tx_queues, u8 rx_queues) | |
2252 | { | |
2253 | struct net_device *netdev = adapter->netdev; | |
2254 | int err = 0; | |
2255 | ||
2256 | if (tx_queues) { | |
2257 | err = netif_set_real_num_tx_queues(netdev, tx_queues); | |
2258 | if (err) { | |
2259 | netdev_err(netdev, "failed to set %d Tx queues\n", | |
2260 | tx_queues); | |
2261 | return err; | |
2262 | } | |
2263 | } | |
2264 | ||
2265 | if (rx_queues) { | |
2266 | err = netif_set_real_num_rx_queues(netdev, rx_queues); | |
2267 | if (err) | |
2268 | netdev_err(netdev, "failed to set %d Rx queues\n", | |
2269 | rx_queues); | |
2270 | } | |
2271 | ||
2272 | return err; | |
2273 | } | |
2274 | ||
f8468331 | 2275 | int |
5ad6ff9d SC |
2276 | qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev, |
2277 | int pci_using_dac) | |
af19b491 AKS |
2278 | { |
2279 | int err; | |
2280 | struct pci_dev *pdev = adapter->pdev; | |
2281 | ||
13159183 | 2282 | adapter->rx_csum = 1; |
79788450 | 2283 | adapter->ahw->mc_enabled = 0; |
52e493d0 | 2284 | qlcnic_set_mac_filter_count(adapter); |
af19b491 AKS |
2285 | |
2286 | netdev->netdev_ops = &qlcnic_netdev_ops; | |
13159183 | 2287 | netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ; |
af19b491 AKS |
2288 | |
2289 | qlcnic_change_mtu(netdev, netdev->mtu); | |
2290 | ||
7ad24ea4 WK |
2291 | netdev->ethtool_ops = (qlcnic_sriov_vf_check(adapter)) ? |
2292 | &qlcnic_sriov_vf_ethtool_ops : &qlcnic_ethtool_ops; | |
af19b491 | 2293 | |
7e38d04b | 2294 | netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | |
13159183 | 2295 | NETIF_F_IPV6_CSUM | NETIF_F_GRO | |
f646968f | 2296 | NETIF_F_HW_VLAN_CTAG_RX); |
13159183 SC |
2297 | netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM | |
2298 | NETIF_F_IPV6_CSUM); | |
ac8d0c4f | 2299 | |
13159183 SC |
2300 | if (QLCNIC_IS_TSO_CAPABLE(adapter)) { |
2301 | netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6); | |
2302 | netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6); | |
2303 | } | |
af19b491 | 2304 | |
13159183 SC |
2305 | if (pci_using_dac) { |
2306 | netdev->features |= NETIF_F_HIGHDMA; | |
2307 | netdev->vlan_features |= NETIF_F_HIGHDMA; | |
2308 | } | |
af19b491 | 2309 | |
13159183 | 2310 | if (qlcnic_vlan_tx_check(adapter)) |
f646968f | 2311 | netdev->features |= (NETIF_F_HW_VLAN_CTAG_TX); |
135d84a9 | 2312 | |
91b7282b RB |
2313 | if (qlcnic_sriov_vf_check(adapter)) |
2314 | netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER; | |
2315 | ||
13159183 SC |
2316 | if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO) |
2317 | netdev->features |= NETIF_F_LRO; | |
135d84a9 | 2318 | |
381709de SS |
2319 | if (qlcnic_encap_tx_offload(adapter)) { |
2320 | netdev->features |= NETIF_F_GSO_UDP_TUNNEL; | |
2321 | ||
2322 | /* encapsulation Tx offload supported by Adapter */ | |
2323 | netdev->hw_enc_features = NETIF_F_IP_CSUM | | |
2324 | NETIF_F_GSO_UDP_TUNNEL | | |
2325 | NETIF_F_TSO | | |
2326 | NETIF_F_TSO6; | |
2327 | } | |
2328 | ||
2b3d7b75 SS |
2329 | if (qlcnic_encap_rx_offload(adapter)) |
2330 | netdev->hw_enc_features |= NETIF_F_RXCSUM; | |
2331 | ||
7e38d04b | 2332 | netdev->hw_features = netdev->features; |
52e493d0 | 2333 | netdev->priv_flags |= IFF_UNICAST_FLT; |
af19b491 AKS |
2334 | netdev->irq = adapter->msix_entries[0].vector; |
2335 | ||
84d7ad2c SS |
2336 | err = qlcnic_set_real_num_queues(adapter, adapter->drv_tx_rings, |
2337 | adapter->drv_sds_rings); | |
aa4a1f7d HM |
2338 | if (err) |
2339 | return err; | |
012ec812 | 2340 | |
cd1560e2 RB |
2341 | qlcnic_dcb_init_dcbnl_ops(adapter->dcb); |
2342 | ||
af19b491 AKS |
2343 | err = register_netdev(netdev); |
2344 | if (err) { | |
2345 | dev_err(&pdev->dev, "failed to register net device\n"); | |
2346 | return err; | |
2347 | } | |
2348 | ||
2349 | return 0; | |
2350 | } | |
2351 | ||
5ad6ff9d | 2352 | static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac) |
1bb09fb9 AKS |
2353 | { |
2354 | if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && | |
2355 | !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64))) | |
2356 | *pci_using_dac = 1; | |
2357 | else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) && | |
2358 | !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) | |
2359 | *pci_using_dac = 0; | |
2360 | else { | |
2361 | dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n"); | |
2362 | return -EIO; | |
2363 | } | |
2364 | ||
2365 | return 0; | |
2366 | } | |
2367 | ||
4be41e92 SC |
2368 | void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter) |
2369 | { | |
2370 | int ring; | |
2371 | struct qlcnic_host_tx_ring *tx_ring; | |
2372 | ||
34e8c406 | 2373 | for (ring = 0; ring < adapter->drv_tx_rings; ring++) { |
4be41e92 | 2374 | tx_ring = &adapter->tx_ring[ring]; |
7061b2bd | 2375 | if (tx_ring) { |
4be41e92 SC |
2376 | vfree(tx_ring->cmd_buf_arr); |
2377 | tx_ring->cmd_buf_arr = NULL; | |
2378 | } | |
2379 | } | |
7061b2bd | 2380 | kfree(adapter->tx_ring); |
4be41e92 SC |
2381 | } |
2382 | ||
2383 | int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter, | |
2384 | struct net_device *netdev) | |
2385 | { | |
b2adaca9 | 2386 | int ring, vector, index; |
4be41e92 SC |
2387 | struct qlcnic_host_tx_ring *tx_ring; |
2388 | struct qlcnic_cmd_buffer *cmd_buf_arr; | |
2389 | ||
34e8c406 | 2390 | tx_ring = kcalloc(adapter->drv_tx_rings, |
b2adaca9 JP |
2391 | sizeof(struct qlcnic_host_tx_ring), GFP_KERNEL); |
2392 | if (tx_ring == NULL) | |
4be41e92 | 2393 | return -ENOMEM; |
b2adaca9 | 2394 | |
4be41e92 SC |
2395 | adapter->tx_ring = tx_ring; |
2396 | ||
34e8c406 | 2397 | for (ring = 0; ring < adapter->drv_tx_rings; ring++) { |
4be41e92 SC |
2398 | tx_ring = &adapter->tx_ring[ring]; |
2399 | tx_ring->num_desc = adapter->num_txd; | |
2400 | tx_ring->txq = netdev_get_tx_queue(netdev, ring); | |
2401 | cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring)); | |
2402 | if (cmd_buf_arr == NULL) { | |
4be41e92 SC |
2403 | qlcnic_free_tx_rings(adapter); |
2404 | return -ENOMEM; | |
2405 | } | |
2406 | memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(tx_ring)); | |
2407 | tx_ring->cmd_buf_arr = cmd_buf_arr; | |
a02bdd42 | 2408 | spin_lock_init(&tx_ring->tx_clean_lock); |
4be41e92 SC |
2409 | } |
2410 | ||
012ec812 HM |
2411 | if (qlcnic_83xx_check(adapter) || |
2412 | (qlcnic_82xx_check(adapter) && qlcnic_check_multi_tx(adapter))) { | |
34e8c406 | 2413 | for (ring = 0; ring < adapter->drv_tx_rings; ring++) { |
4be41e92 SC |
2414 | tx_ring = &adapter->tx_ring[ring]; |
2415 | tx_ring->adapter = adapter; | |
2416 | if (adapter->flags & QLCNIC_MSIX_ENABLED) { | |
34e8c406 | 2417 | index = adapter->drv_sds_rings + ring; |
4be41e92 SC |
2418 | vector = adapter->msix_entries[index].vector; |
2419 | tx_ring->irq = vector; | |
2420 | } | |
2421 | } | |
2422 | } | |
012ec812 | 2423 | |
4be41e92 SC |
2424 | return 0; |
2425 | } | |
2426 | ||
8af3f33d PP |
2427 | void qlcnic_set_drv_version(struct qlcnic_adapter *adapter) |
2428 | { | |
2429 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
2430 | u32 fw_cmd = 0; | |
2431 | ||
2432 | if (qlcnic_82xx_check(adapter)) | |
2433 | fw_cmd = QLCNIC_CMD_82XX_SET_DRV_VER; | |
2434 | else if (qlcnic_83xx_check(adapter)) | |
2435 | fw_cmd = QLCNIC_CMD_83XX_SET_DRV_VER; | |
2436 | ||
d6994ca7 | 2437 | if (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_SET_DRV_VER) |
8af3f33d PP |
2438 | qlcnic_fw_cmd_set_drv_version(adapter, fw_cmd); |
2439 | } | |
2440 | ||
2c97e9e2 SC |
2441 | /* Reset firmware API lock */ |
2442 | static void qlcnic_reset_api_lock(struct qlcnic_adapter *adapter) | |
2443 | { | |
2444 | qlcnic_api_lock(adapter); | |
2445 | qlcnic_api_unlock(adapter); | |
2446 | } | |
2447 | ||
2448 | ||
6bb58bb0 | 2449 | static int |
af19b491 AKS |
2450 | qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) |
2451 | { | |
2452 | struct net_device *netdev = NULL; | |
2453 | struct qlcnic_adapter *adapter = NULL; | |
7e2cf4fe | 2454 | struct qlcnic_hardware_context *ahw; |
5ad6ff9d | 2455 | int err, pci_using_dac = -1; |
7bc48646 | 2456 | char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */ |
af19b491 AKS |
2457 | |
2458 | err = pci_enable_device(pdev); | |
2459 | if (err) | |
2460 | return err; | |
2461 | ||
2462 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
2463 | err = -ENODEV; | |
2464 | goto err_out_disable_pdev; | |
2465 | } | |
2466 | ||
1bb09fb9 AKS |
2467 | err = qlcnic_set_dma_mask(pdev, &pci_using_dac); |
2468 | if (err) | |
2469 | goto err_out_disable_pdev; | |
2470 | ||
af19b491 AKS |
2471 | err = pci_request_regions(pdev, qlcnic_driver_name); |
2472 | if (err) | |
2473 | goto err_out_disable_pdev; | |
2474 | ||
2475 | pci_set_master(pdev); | |
451724c8 | 2476 | pci_enable_pcie_error_reporting(pdev); |
af19b491 | 2477 | |
7e2cf4fe | 2478 | ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL); |
02135582 SC |
2479 | if (!ahw) { |
2480 | err = -ENOMEM; | |
7e2cf4fe | 2481 | goto err_out_free_res; |
02135582 | 2482 | } |
7e2cf4fe | 2483 | |
f8468331 RB |
2484 | switch (ent->device) { |
2485 | case PCI_DEVICE_ID_QLOGIC_QLE824X: | |
7e2cf4fe | 2486 | ahw->hw_ops = &qlcnic_hw_ops; |
f8468331 RB |
2487 | ahw->reg_tbl = (u32 *) qlcnic_reg_tbl; |
2488 | break; | |
2489 | case PCI_DEVICE_ID_QLOGIC_QLE834X: | |
40e2b8ed | 2490 | case PCI_DEVICE_ID_QLOGIC_QLE8830: |
15ca140f | 2491 | case PCI_DEVICE_ID_QLOGIC_QLE844X: |
13159183 | 2492 | qlcnic_83xx_register_map(ahw); |
f8468331 RB |
2493 | break; |
2494 | case PCI_DEVICE_ID_QLOGIC_VF_QLE834X: | |
15ca140f | 2495 | case PCI_DEVICE_ID_QLOGIC_VF_QLE844X: |
f8468331 RB |
2496 | qlcnic_sriov_vf_register_map(ahw); |
2497 | break; | |
2498 | default: | |
13159183 | 2499 | goto err_out_free_hw_res; |
7e2cf4fe SC |
2500 | } |
2501 | ||
2502 | err = qlcnic_setup_pci_map(pdev, ahw); | |
2503 | if (err) | |
2504 | goto err_out_free_hw_res; | |
2505 | ||
012ec812 HM |
2506 | netdev = alloc_etherdev_mq(sizeof(struct qlcnic_adapter), |
2507 | QLCNIC_MAX_TX_RINGS); | |
af19b491 | 2508 | if (!netdev) { |
af19b491 | 2509 | err = -ENOMEM; |
7e2cf4fe | 2510 | goto err_out_iounmap; |
af19b491 AKS |
2511 | } |
2512 | ||
2513 | SET_NETDEV_DEV(netdev, &pdev->dev); | |
2514 | ||
2515 | adapter = netdev_priv(netdev); | |
2516 | adapter->netdev = netdev; | |
2517 | adapter->pdev = pdev; | |
13159183 SC |
2518 | adapter->ahw = ahw; |
2519 | ||
2520 | adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic"); | |
2521 | if (adapter->qlcnic_wq == NULL) { | |
02135582 | 2522 | err = -ENOMEM; |
13159183 SC |
2523 | dev_err(&pdev->dev, "Failed to create workqueue\n"); |
2524 | goto err_out_free_netdev; | |
2525 | } | |
af19b491 | 2526 | |
2dfc9671 PST |
2527 | err = qlcnic_alloc_adapter_resources(adapter); |
2528 | if (err) | |
2b1f18a4 | 2529 | goto err_out_free_wq; |
b1fc6d3c AC |
2530 | |
2531 | adapter->dev_rst_time = jiffies; | |
2f514c52 JK |
2532 | ahw->revision_id = pdev->revision; |
2533 | ahw->max_vnic_func = qlcnic_get_vnic_func_count(adapter); | |
fe1adc6b JK |
2534 | if (qlcnic_mac_learn == FDB_MAC_LEARN) |
2535 | adapter->fdb_mac_learn = true; | |
2536 | else if (qlcnic_mac_learn == DRV_MAC_LEARN) | |
2537 | adapter->drv_mac_learn = true; | |
af19b491 | 2538 | |
b1fc6d3c AC |
2539 | rwlock_init(&adapter->ahw->crb_lock); |
2540 | mutex_init(&adapter->ahw->mem_lock); | |
af19b491 | 2541 | |
af19b491 AKS |
2542 | INIT_LIST_HEAD(&adapter->mac_list); |
2543 | ||
14d385b9 SC |
2544 | qlcnic_register_dcb(adapter); |
2545 | ||
7e2cf4fe | 2546 | if (qlcnic_82xx_check(adapter)) { |
13159183 | 2547 | qlcnic_check_vf(adapter, ent); |
7e2cf4fe | 2548 | adapter->portnum = adapter->ahw->pci_func; |
2c97e9e2 | 2549 | qlcnic_reset_api_lock(adapter); |
7e2cf4fe SC |
2550 | err = qlcnic_start_firmware(adapter); |
2551 | if (err) { | |
66451615 SC |
2552 | dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n" |
2553 | "\t\tIf reboot doesn't help, try flashing the card\n"); | |
2554 | goto err_out_maintenance_mode; | |
7e2cf4fe | 2555 | } |
af19b491 | 2556 | |
34e8c406 HM |
2557 | /* compute and set default and max tx/sds rings */ |
2558 | if (adapter->ahw->msix_supported) { | |
2559 | if (qlcnic_check_multi_tx_capability(adapter) == 1) | |
2560 | qlcnic_set_tx_ring_count(adapter, | |
2561 | QLCNIC_SINGLE_RING); | |
2562 | else | |
2563 | qlcnic_set_tx_ring_count(adapter, | |
2564 | QLCNIC_DEF_TX_RINGS); | |
2565 | qlcnic_set_sds_ring_count(adapter, | |
2566 | QLCNIC_DEF_SDS_RINGS); | |
2567 | } else { | |
2568 | qlcnic_set_tx_ring_count(adapter, QLCNIC_SINGLE_RING); | |
2569 | qlcnic_set_sds_ring_count(adapter, QLCNIC_SINGLE_RING); | |
012ec812 HM |
2570 | } |
2571 | ||
7e2cf4fe SC |
2572 | err = qlcnic_setup_idc_param(adapter); |
2573 | if (err) | |
2574 | goto err_out_free_hw; | |
b0044bcf | 2575 | |
7e2cf4fe | 2576 | adapter->flags |= QLCNIC_NEED_FLR; |
14d385b9 | 2577 | |
13159183 SC |
2578 | } else if (qlcnic_83xx_check(adapter)) { |
2579 | qlcnic_83xx_check_vf(adapter, ent); | |
2580 | adapter->portnum = adapter->ahw->pci_func; | |
f8468331 | 2581 | err = qlcnic_83xx_init(adapter, pci_using_dac); |
629263ac | 2582 | if (err) { |
78ea2d97 SC |
2583 | switch (err) { |
2584 | case -ENOTRECOVERABLE: | |
2a355aec SC |
2585 | dev_err(&pdev->dev, "Adapter initialization failed due to a faulty hardware\n"); |
2586 | dev_err(&pdev->dev, "Please replace the adapter with new one and return the faulty adapter for repair\n"); | |
78ea2d97 SC |
2587 | goto err_out_free_hw; |
2588 | case -ENOMEM: | |
2589 | dev_err(&pdev->dev, "Adapter initialization failed. Please reboot\n"); | |
2590 | goto err_out_free_hw; | |
aaecf51c SC |
2591 | case -EOPNOTSUPP: |
2592 | dev_err(&pdev->dev, "Adapter initialization failed\n"); | |
2593 | goto err_out_free_hw; | |
78ea2d97 | 2594 | default: |
c65762fc | 2595 | dev_err(&pdev->dev, "Adapter initialization failed. Driver will load in maintenance mode to recover the adapter using the application\n"); |
78ea2d97 SC |
2596 | goto err_out_maintenance_mode; |
2597 | } | |
629263ac | 2598 | } |
78ea2d97 | 2599 | |
f8468331 RB |
2600 | if (qlcnic_sriov_vf_check(adapter)) |
2601 | return 0; | |
13159183 SC |
2602 | } else { |
2603 | dev_err(&pdev->dev, | |
2604 | "%s: failed. Please Reboot\n", __func__); | |
7824acd9 | 2605 | err = -ENODEV; |
13159183 | 2606 | goto err_out_free_hw; |
a7fc948f | 2607 | } |
af19b491 | 2608 | |
da48e6c3 RB |
2609 | if (qlcnic_read_mac_addr(adapter)) |
2610 | dev_warn(&pdev->dev, "failed to read mac addr\n"); | |
2611 | ||
07a251c8 SS |
2612 | qlcnic_read_phys_port_id(adapter); |
2613 | ||
da48e6c3 | 2614 | if (adapter->portnum == 0) { |
22999798 | 2615 | qlcnic_get_board_name(adapter, board_name); |
13159183 | 2616 | |
da48e6c3 | 2617 | pr_info("%s: %s Board Chip rev 0x%x\n", |
22999798 SC |
2618 | module_name(THIS_MODULE), |
2619 | board_name, adapter->ahw->revision_id); | |
da48e6c3 | 2620 | } |
460374f7 HM |
2621 | |
2622 | if (qlcnic_83xx_check(adapter) && !qlcnic_use_msi_x && | |
2623 | !!qlcnic_use_msi) | |
2624 | dev_warn(&pdev->dev, | |
01b91f4c | 2625 | "Device does not support MSI interrupts\n"); |
460374f7 | 2626 | |
068a8d19 | 2627 | if (qlcnic_82xx_check(adapter)) { |
4d52e1e8 SC |
2628 | qlcnic_dcb_enable(adapter->dcb); |
2629 | qlcnic_dcb_get_info(adapter->dcb); | |
34e8c406 | 2630 | err = qlcnic_setup_intr(adapter); |
4d52e1e8 | 2631 | |
068a8d19 MC |
2632 | if (err) { |
2633 | dev_err(&pdev->dev, "Failed to setup interrupt\n"); | |
13159183 | 2634 | goto err_out_disable_msi; |
068a8d19 | 2635 | } |
13159183 | 2636 | } |
af19b491 | 2637 | |
02135582 SC |
2638 | err = qlcnic_get_act_pci_func(adapter); |
2639 | if (err) | |
2640 | goto err_out_disable_mbx_intr; | |
2641 | ||
bf63014f RB |
2642 | if (adapter->portnum == 0) |
2643 | qlcnic_set_drv_version(adapter); | |
2644 | ||
1bb09fb9 | 2645 | err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac); |
af19b491 | 2646 | if (err) |
7e2cf4fe | 2647 | goto err_out_disable_mbx_intr; |
af19b491 AKS |
2648 | |
2649 | pci_set_drvdata(pdev, adapter); | |
2650 | ||
97ee45eb SC |
2651 | if (qlcnic_82xx_check(adapter)) |
2652 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, | |
2653 | FW_POLL_DELAY); | |
af19b491 | 2654 | |
b1fc6d3c | 2655 | switch (adapter->ahw->port_type) { |
af19b491 AKS |
2656 | case QLCNIC_GBE: |
2657 | dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n", | |
2658 | adapter->netdev->name); | |
2659 | break; | |
2660 | case QLCNIC_XGBE: | |
2661 | dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n", | |
2662 | adapter->netdev->name); | |
2663 | break; | |
2664 | } | |
2665 | ||
fe1adc6b | 2666 | if (adapter->drv_mac_learn) |
e5dcf6dc SC |
2667 | qlcnic_alloc_lb_filters_mem(adapter); |
2668 | ||
7e2cf4fe | 2669 | qlcnic_add_sysfs(adapter); |
1f0f467b | 2670 | qlcnic_register_hwmon_dev(adapter); |
af19b491 AKS |
2671 | return 0; |
2672 | ||
7e2cf4fe | 2673 | err_out_disable_mbx_intr: |
7dd90cf1 | 2674 | if (qlcnic_83xx_check(adapter)) |
13159183 | 2675 | qlcnic_83xx_free_mbx_intr(adapter); |
7e2cf4fe | 2676 | |
af19b491 AKS |
2677 | err_out_disable_msi: |
2678 | qlcnic_teardown_intr(adapter); | |
7e2cf4fe | 2679 | qlcnic_cancel_idc_work(adapter); |
21854f02 | 2680 | qlcnic_clr_all_drv_state(adapter, 0); |
af19b491 | 2681 | |
b1fc6d3c AC |
2682 | err_out_free_hw: |
2683 | qlcnic_free_adapter_resources(adapter); | |
2684 | ||
2b1f18a4 WY |
2685 | err_out_free_wq: |
2686 | destroy_workqueue(adapter->qlcnic_wq); | |
2687 | ||
af19b491 AKS |
2688 | err_out_free_netdev: |
2689 | free_netdev(netdev); | |
2690 | ||
7e2cf4fe | 2691 | err_out_iounmap: |
f1a094a8 | 2692 | qlcnic_cleanup_pci_map(ahw); |
7e2cf4fe SC |
2693 | |
2694 | err_out_free_hw_res: | |
2695 | kfree(ahw); | |
2696 | ||
af19b491 AKS |
2697 | err_out_free_res: |
2698 | pci_release_regions(pdev); | |
2699 | ||
2700 | err_out_disable_pdev: | |
af19b491 AKS |
2701 | pci_disable_device(pdev); |
2702 | return err; | |
66451615 SC |
2703 | |
2704 | err_out_maintenance_mode: | |
78ea2d97 | 2705 | set_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state); |
66451615 | 2706 | netdev->netdev_ops = &qlcnic_netdev_failed_ops; |
7ad24ea4 | 2707 | netdev->ethtool_ops = &qlcnic_ethtool_failed_ops; |
78ea2d97 SC |
2708 | ahw->port_type = QLCNIC_XGBE; |
2709 | ||
2710 | if (qlcnic_83xx_check(adapter)) | |
2711 | adapter->tgt_status_reg = NULL; | |
2712 | else | |
2713 | ahw->board_type = QLCNIC_BRDTYPE_P3P_10G_SFP_PLUS; | |
2714 | ||
66451615 SC |
2715 | err = register_netdev(netdev); |
2716 | ||
2717 | if (err) { | |
2718 | dev_err(&pdev->dev, "Failed to register net device\n"); | |
2719 | qlcnic_clr_all_drv_state(adapter, 0); | |
2720 | goto err_out_free_hw; | |
2721 | } | |
2722 | ||
2723 | pci_set_drvdata(pdev, adapter); | |
2724 | qlcnic_add_sysfs(adapter); | |
2725 | ||
2726 | return 0; | |
af19b491 AKS |
2727 | } |
2728 | ||
6bb58bb0 | 2729 | static void qlcnic_remove(struct pci_dev *pdev) |
af19b491 AKS |
2730 | { |
2731 | struct qlcnic_adapter *adapter; | |
2732 | struct net_device *netdev; | |
13159183 | 2733 | struct qlcnic_hardware_context *ahw; |
af19b491 AKS |
2734 | |
2735 | adapter = pci_get_drvdata(pdev); | |
2736 | if (adapter == NULL) | |
2737 | return; | |
2738 | ||
2739 | netdev = adapter->netdev; | |
2740 | ||
13159183 | 2741 | qlcnic_cancel_idc_work(adapter); |
132a3f2b | 2742 | qlcnic_sriov_pf_disable(adapter); |
13159183 | 2743 | ahw = adapter->ahw; |
af19b491 AKS |
2744 | |
2745 | unregister_netdev(netdev); | |
02feda17 | 2746 | qlcnic_sriov_cleanup(adapter); |
af19b491 | 2747 | |
13159183 | 2748 | if (qlcnic_83xx_check(adapter)) { |
9b0fff2a | 2749 | qlcnic_83xx_initialize_nic(adapter, 0); |
3d73b5fd | 2750 | cancel_delayed_work_sync(&adapter->idc_aen_work); |
068a8d19 MC |
2751 | qlcnic_83xx_free_mbx_intr(adapter); |
2752 | qlcnic_83xx_detach_mailbox_work(adapter); | |
2753 | qlcnic_83xx_free_mailbox(ahw->mailbox); | |
7000078a | 2754 | kfree(ahw->fw_info); |
13159183 SC |
2755 | } |
2756 | ||
3720bf79 | 2757 | qlcnic_dcb_free(adapter->dcb); |
af19b491 | 2758 | qlcnic_detach(adapter); |
7061b2bd ME |
2759 | kfree(adapter->npars); |
2760 | kfree(adapter->eswitch); | |
2e9d722d | 2761 | |
97ee45eb SC |
2762 | if (qlcnic_82xx_check(adapter)) |
2763 | qlcnic_clr_all_drv_state(adapter, 0); | |
af19b491 AKS |
2764 | |
2765 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
2766 | ||
b5e5492c AKS |
2767 | qlcnic_free_lb_filters_mem(adapter); |
2768 | ||
af19b491 AKS |
2769 | qlcnic_teardown_intr(adapter); |
2770 | ||
13159183 | 2771 | qlcnic_remove_sysfs(adapter); |
af19b491 | 2772 | |
1f0f467b HP |
2773 | qlcnic_unregister_hwmon_dev(adapter); |
2774 | ||
f1a094a8 | 2775 | qlcnic_cleanup_pci_map(adapter->ahw); |
af19b491 AKS |
2776 | |
2777 | qlcnic_release_firmware(adapter); | |
2778 | ||
451724c8 | 2779 | pci_disable_pcie_error_reporting(pdev); |
af19b491 AKS |
2780 | pci_release_regions(pdev); |
2781 | pci_disable_device(pdev); | |
af19b491 | 2782 | |
13159183 SC |
2783 | if (adapter->qlcnic_wq) { |
2784 | destroy_workqueue(adapter->qlcnic_wq); | |
2785 | adapter->qlcnic_wq = NULL; | |
2786 | } | |
14d385b9 | 2787 | |
b1fc6d3c | 2788 | qlcnic_free_adapter_resources(adapter); |
13159183 | 2789 | kfree(ahw); |
af19b491 AKS |
2790 | free_netdev(netdev); |
2791 | } | |
af19b491 AKS |
2792 | |
2793 | static void qlcnic_shutdown(struct pci_dev *pdev) | |
2794 | { | |
2795 | if (__qlcnic_shutdown(pdev)) | |
2796 | return; | |
2797 | ||
2798 | pci_disable_device(pdev); | |
2799 | } | |
2800 | ||
2801 | #ifdef CONFIG_PM | |
486a5bc7 | 2802 | static int qlcnic_suspend(struct pci_dev *pdev, pm_message_t state) |
af19b491 AKS |
2803 | { |
2804 | int retval; | |
2805 | ||
2806 | retval = __qlcnic_shutdown(pdev); | |
2807 | if (retval) | |
2808 | return retval; | |
2809 | ||
2810 | pci_set_power_state(pdev, pci_choose_state(pdev, state)); | |
2811 | return 0; | |
2812 | } | |
2813 | ||
486a5bc7 | 2814 | static int qlcnic_resume(struct pci_dev *pdev) |
af19b491 AKS |
2815 | { |
2816 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
af19b491 AKS |
2817 | int err; |
2818 | ||
2819 | err = pci_enable_device(pdev); | |
2820 | if (err) | |
2821 | return err; | |
2822 | ||
2823 | pci_set_power_state(pdev, PCI_D0); | |
2824 | pci_set_master(pdev); | |
2825 | pci_restore_state(pdev); | |
2826 | ||
486a5bc7 | 2827 | return __qlcnic_resume(adapter); |
af19b491 AKS |
2828 | } |
2829 | #endif | |
2830 | ||
2831 | static int qlcnic_open(struct net_device *netdev) | |
2832 | { | |
2833 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2834 | int err; | |
2835 | ||
78ea2d97 SC |
2836 | if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state)) { |
2837 | netdev_err(netdev, "%s: Device is in non-operational state\n", | |
2838 | __func__); | |
66451615 SC |
2839 | |
2840 | return -EIO; | |
2841 | } | |
2842 | ||
c55ad8e5 AKS |
2843 | netif_carrier_off(netdev); |
2844 | ||
af19b491 AKS |
2845 | err = qlcnic_attach(adapter); |
2846 | if (err) | |
2847 | return err; | |
2848 | ||
2849 | err = __qlcnic_up(adapter, netdev); | |
2850 | if (err) | |
060d0564 | 2851 | qlcnic_detach(adapter); |
af19b491 | 2852 | |
af19b491 AKS |
2853 | return err; |
2854 | } | |
2855 | ||
2856 | /* | |
2857 | * qlcnic_close - Disables a network interface entry point | |
2858 | */ | |
2859 | static int qlcnic_close(struct net_device *netdev) | |
2860 | { | |
2861 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2862 | ||
2863 | __qlcnic_down(adapter, netdev); | |
13159183 | 2864 | |
af19b491 AKS |
2865 | return 0; |
2866 | } | |
2867 | ||
d747c333 RB |
2868 | #define QLCNIC_VF_LB_BUCKET_SIZE 1 |
2869 | ||
e5dcf6dc | 2870 | void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter) |
b5e5492c AKS |
2871 | { |
2872 | void *head; | |
2873 | int i; | |
13159183 SC |
2874 | struct net_device *netdev = adapter->netdev; |
2875 | u32 filter_size = 0; | |
2876 | u16 act_pci_func = 0; | |
b5e5492c | 2877 | |
e5dcf6dc | 2878 | if (adapter->fhash.fmax && adapter->fhash.fhead) |
b5e5492c AKS |
2879 | return; |
2880 | ||
2f514c52 | 2881 | act_pci_func = adapter->ahw->total_nic_func; |
b5e5492c | 2882 | spin_lock_init(&adapter->mac_learn_lock); |
53643a75 | 2883 | spin_lock_init(&adapter->rx_mac_learn_lock); |
b5e5492c | 2884 | |
d747c333 RB |
2885 | if (qlcnic_sriov_vf_check(adapter)) { |
2886 | filter_size = QLCNIC_83XX_SRIOV_VF_MAX_MAC - 1; | |
2887 | adapter->fhash.fbucket_size = QLCNIC_VF_LB_BUCKET_SIZE; | |
2888 | } else if (qlcnic_82xx_check(adapter)) { | |
13159183 SC |
2889 | filter_size = QLCNIC_LB_MAX_FILTERS; |
2890 | adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE; | |
2891 | } else { | |
2892 | filter_size = QLC_83XX_LB_MAX_FILTERS; | |
2893 | adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE; | |
2894 | } | |
2895 | ||
2896 | head = kcalloc(adapter->fhash.fbucket_size, | |
1d9219dd | 2897 | sizeof(struct hlist_head), GFP_ATOMIC); |
13159183 | 2898 | |
b5e5492c AKS |
2899 | if (!head) |
2900 | return; | |
2901 | ||
13159183 | 2902 | adapter->fhash.fmax = (filter_size / act_pci_func); |
43d620c8 | 2903 | adapter->fhash.fhead = head; |
b5e5492c | 2904 | |
13159183 SC |
2905 | netdev_info(netdev, "active nic func = %d, mac filter size=%d\n", |
2906 | act_pci_func, adapter->fhash.fmax); | |
2907 | ||
2908 | for (i = 0; i < adapter->fhash.fbucket_size; i++) | |
b5e5492c | 2909 | INIT_HLIST_HEAD(&adapter->fhash.fhead[i]); |
53643a75 SS |
2910 | |
2911 | adapter->rx_fhash.fbucket_size = adapter->fhash.fbucket_size; | |
2912 | ||
2913 | head = kcalloc(adapter->rx_fhash.fbucket_size, | |
2914 | sizeof(struct hlist_head), GFP_ATOMIC); | |
2915 | ||
2916 | if (!head) | |
2917 | return; | |
2918 | ||
2919 | adapter->rx_fhash.fmax = (filter_size / act_pci_func); | |
2920 | adapter->rx_fhash.fhead = head; | |
2921 | ||
2922 | for (i = 0; i < adapter->rx_fhash.fbucket_size; i++) | |
2923 | INIT_HLIST_HEAD(&adapter->rx_fhash.fhead[i]); | |
b5e5492c AKS |
2924 | } |
2925 | ||
2926 | static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter) | |
2927 | { | |
7061b2bd | 2928 | if (adapter->fhash.fmax) |
b5e5492c AKS |
2929 | kfree(adapter->fhash.fhead); |
2930 | ||
2931 | adapter->fhash.fhead = NULL; | |
2932 | adapter->fhash.fmax = 0; | |
53643a75 | 2933 | |
7061b2bd | 2934 | if (adapter->rx_fhash.fmax) |
53643a75 SS |
2935 | kfree(adapter->rx_fhash.fhead); |
2936 | ||
2937 | adapter->rx_fhash.fmax = 0; | |
2938 | adapter->rx_fhash.fhead = NULL; | |
b5e5492c AKS |
2939 | } |
2940 | ||
629263ac | 2941 | int qlcnic_check_temp(struct qlcnic_adapter *adapter) |
af19b491 AKS |
2942 | { |
2943 | struct net_device *netdev = adapter->netdev; | |
97ee45eb | 2944 | u32 temp_state, temp_val, temp = 0; |
af19b491 AKS |
2945 | int rv = 0; |
2946 | ||
13159183 SC |
2947 | if (qlcnic_83xx_check(adapter)) |
2948 | temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP); | |
2949 | ||
97ee45eb | 2950 | if (qlcnic_82xx_check(adapter)) |
a15ebd37 | 2951 | temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP); |
af19b491 AKS |
2952 | |
2953 | temp_state = qlcnic_get_temp_state(temp); | |
2954 | temp_val = qlcnic_get_temp_val(temp); | |
2955 | ||
2956 | if (temp_state == QLCNIC_TEMP_PANIC) { | |
2957 | dev_err(&netdev->dev, | |
2958 | "Device temperature %d degrees C exceeds" | |
2959 | " maximum allowed. Hardware has been shut down.\n", | |
2960 | temp_val); | |
2961 | rv = 1; | |
2962 | } else if (temp_state == QLCNIC_TEMP_WARN) { | |
79788450 | 2963 | if (adapter->ahw->temp == QLCNIC_TEMP_NORMAL) { |
af19b491 AKS |
2964 | dev_err(&netdev->dev, |
2965 | "Device temperature %d degrees C " | |
2966 | "exceeds operating range." | |
2967 | " Immediate action needed.\n", | |
2968 | temp_val); | |
2969 | } | |
2970 | } else { | |
79788450 | 2971 | if (adapter->ahw->temp == QLCNIC_TEMP_WARN) { |
af19b491 AKS |
2972 | dev_info(&netdev->dev, |
2973 | "Device temperature is now %d degrees C" | |
2974 | " in normal range.\n", temp_val); | |
2975 | } | |
2976 | } | |
79788450 | 2977 | adapter->ahw->temp = temp_state; |
af19b491 AKS |
2978 | return rv; |
2979 | } | |
2980 | ||
95b3890a | 2981 | static inline void dump_tx_ring_desc(struct qlcnic_host_tx_ring *tx_ring) |
af19b491 | 2982 | { |
95b3890a HM |
2983 | int i; |
2984 | struct cmd_desc_type0 *tx_desc_info; | |
2985 | ||
2986 | for (i = 0; i < tx_ring->num_desc; i++) { | |
2987 | tx_desc_info = &tx_ring->desc_head[i]; | |
2988 | pr_info("TX Desc: %d\n", i); | |
2989 | print_hex_dump(KERN_INFO, "TX: ", DUMP_PREFIX_OFFSET, 16, 1, | |
2990 | &tx_ring->desc_head[i], | |
2991 | sizeof(struct cmd_desc_type0), true); | |
2992 | } | |
2993 | } | |
2994 | ||
665d1eca | 2995 | static void qlcnic_dump_rings(struct qlcnic_adapter *adapter) |
95b3890a | 2996 | { |
665d1eca | 2997 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
95b3890a | 2998 | struct net_device *netdev = adapter->netdev; |
665d1eca HP |
2999 | struct qlcnic_host_rds_ring *rds_ring; |
3000 | struct qlcnic_host_sds_ring *sds_ring; | |
012ec812 HM |
3001 | struct qlcnic_host_tx_ring *tx_ring; |
3002 | int ring; | |
af19b491 | 3003 | |
95b3890a HM |
3004 | if (!netdev || !netif_running(netdev)) |
3005 | return; | |
3006 | ||
665d1eca HP |
3007 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { |
3008 | rds_ring = &recv_ctx->rds_rings[ring]; | |
3009 | if (!rds_ring) | |
3010 | continue; | |
3011 | netdev_info(netdev, | |
3012 | "rds_ring=%d crb_rcv_producer=%d producer=%u num_desc=%u\n", | |
3013 | ring, readl(rds_ring->crb_rcv_producer), | |
3014 | rds_ring->producer, rds_ring->num_desc); | |
3015 | } | |
3016 | ||
3017 | for (ring = 0; ring < adapter->drv_sds_rings; ring++) { | |
3018 | sds_ring = &(recv_ctx->sds_rings[ring]); | |
3019 | if (!sds_ring) | |
3020 | continue; | |
3021 | netdev_info(netdev, | |
3022 | "sds_ring=%d crb_sts_consumer=%d consumer=%u crb_intr_mask=%d num_desc=%u\n", | |
3023 | ring, readl(sds_ring->crb_sts_consumer), | |
3024 | sds_ring->consumer, readl(sds_ring->crb_intr_mask), | |
3025 | sds_ring->num_desc); | |
3026 | } | |
3027 | ||
95b3890a HM |
3028 | for (ring = 0; ring < adapter->drv_tx_rings; ring++) { |
3029 | tx_ring = &adapter->tx_ring[ring]; | |
665d1eca HP |
3030 | if (!tx_ring) |
3031 | continue; | |
95b3890a HM |
3032 | netdev_info(netdev, "Tx ring=%d Context Id=0x%x\n", |
3033 | ring, tx_ring->ctx_id); | |
3034 | netdev_info(netdev, | |
3035 | "xmit_finished=%llu, xmit_called=%llu, xmit_on=%llu, xmit_off=%llu\n", | |
3036 | tx_ring->tx_stats.xmit_finished, | |
3037 | tx_ring->tx_stats.xmit_called, | |
3038 | tx_ring->tx_stats.xmit_on, | |
3039 | tx_ring->tx_stats.xmit_off); | |
d5d2bf3e MC |
3040 | |
3041 | if (tx_ring->crb_intr_mask) | |
3042 | netdev_info(netdev, "crb_intr_mask=%d\n", | |
3043 | readl(tx_ring->crb_intr_mask)); | |
3044 | ||
95b3890a | 3045 | netdev_info(netdev, |
d5d2bf3e | 3046 | "hw_producer=%d, sw_producer=%d sw_consumer=%d, hw_consumer=%d\n", |
95b3890a HM |
3047 | readl(tx_ring->crb_cmd_producer), |
3048 | tx_ring->producer, tx_ring->sw_consumer, | |
3049 | le32_to_cpu(*(tx_ring->hw_consumer))); | |
3050 | ||
3051 | netdev_info(netdev, "Total desc=%d, Available desc=%d\n", | |
3052 | tx_ring->num_desc, qlcnic_tx_avail(tx_ring)); | |
3053 | ||
665d1eca | 3054 | if (netif_msg_tx_err(adapter->ahw)) |
95b3890a HM |
3055 | dump_tx_ring_desc(tx_ring); |
3056 | } | |
665d1eca | 3057 | |
95b3890a HM |
3058 | } |
3059 | ||
3060 | static void qlcnic_tx_timeout(struct net_device *netdev) | |
3061 | { | |
3062 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
3063 | ||
af19b491 AKS |
3064 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) |
3065 | return; | |
3066 | ||
665d1eca HP |
3067 | qlcnic_dump_rings(adapter); |
3068 | ||
3069 | if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS || | |
3070 | netif_msg_tx_err(adapter->ahw)) { | |
3071 | netdev_err(netdev, "Tx timeout, reset the adapter.\n"); | |
536faa61 SC |
3072 | if (qlcnic_82xx_check(adapter)) |
3073 | adapter->need_fw_reset = 1; | |
3074 | else if (qlcnic_83xx_check(adapter)) | |
3075 | qlcnic_83xx_idc_request_reset(adapter, | |
3076 | QLCNIC_FORCE_FW_DUMP_KEY); | |
3077 | } else { | |
665d1eca | 3078 | netdev_err(netdev, "Tx timeout, reset adapter context.\n"); |
79788450 | 3079 | adapter->ahw->reset_context = 1; |
536faa61 | 3080 | } |
af19b491 AKS |
3081 | } |
3082 | ||
3083 | static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev) | |
3084 | { | |
3085 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
3086 | struct net_device_stats *stats = &netdev->stats; | |
3087 | ||
1ac6762a MC |
3088 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
3089 | qlcnic_update_stats(adapter); | |
3090 | ||
af19b491 AKS |
3091 | stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts; |
3092 | stats->tx_packets = adapter->stats.xmitfinished; | |
7e382594 | 3093 | stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes; |
af19b491 AKS |
3094 | stats->tx_bytes = adapter->stats.txbytes; |
3095 | stats->rx_dropped = adapter->stats.rxdropped; | |
3096 | stats->tx_dropped = adapter->stats.txdropped; | |
3097 | ||
3098 | return stats; | |
3099 | } | |
3100 | ||
21041400 | 3101 | static irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter) |
af19b491 | 3102 | { |
af19b491 AKS |
3103 | u32 status; |
3104 | ||
3105 | status = readl(adapter->isr_int_vec); | |
3106 | ||
79788450 | 3107 | if (!(status & adapter->ahw->int_vec_bit)) |
af19b491 AKS |
3108 | return IRQ_NONE; |
3109 | ||
3110 | /* check interrupt state machine, to be sure */ | |
3111 | status = readl(adapter->crb_int_state_reg); | |
3112 | if (!ISR_LEGACY_INT_TRIGGERED(status)) | |
3113 | return IRQ_NONE; | |
3114 | ||
3115 | writel(0xffffffff, adapter->tgt_status_reg); | |
3116 | /* read twice to ensure write is flushed */ | |
3117 | readl(adapter->isr_int_vec); | |
3118 | readl(adapter->isr_int_vec); | |
3119 | ||
7eb9855d AKS |
3120 | return IRQ_HANDLED; |
3121 | } | |
3122 | ||
3123 | static irqreturn_t qlcnic_tmp_intr(int irq, void *data) | |
3124 | { | |
3125 | struct qlcnic_host_sds_ring *sds_ring = data; | |
3126 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
3127 | ||
3128 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
3129 | goto done; | |
3130 | else if (adapter->flags & QLCNIC_MSI_ENABLED) { | |
3131 | writel(0xffffffff, adapter->tgt_status_reg); | |
3132 | goto done; | |
3133 | } | |
3134 | ||
3135 | if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) | |
3136 | return IRQ_NONE; | |
3137 | ||
3138 | done: | |
79788450 | 3139 | adapter->ahw->diag_cnt++; |
2cc5752e | 3140 | qlcnic_enable_sds_intr(adapter, sds_ring); |
7eb9855d AKS |
3141 | return IRQ_HANDLED; |
3142 | } | |
3143 | ||
3144 | static irqreturn_t qlcnic_intr(int irq, void *data) | |
3145 | { | |
3146 | struct qlcnic_host_sds_ring *sds_ring = data; | |
3147 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
3148 | ||
3149 | if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) | |
3150 | return IRQ_NONE; | |
3151 | ||
af19b491 AKS |
3152 | napi_schedule(&sds_ring->napi); |
3153 | ||
3154 | return IRQ_HANDLED; | |
3155 | } | |
3156 | ||
3157 | static irqreturn_t qlcnic_msi_intr(int irq, void *data) | |
3158 | { | |
3159 | struct qlcnic_host_sds_ring *sds_ring = data; | |
3160 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
3161 | ||
3162 | /* clear interrupt */ | |
3163 | writel(0xffffffff, adapter->tgt_status_reg); | |
3164 | ||
3165 | napi_schedule(&sds_ring->napi); | |
3166 | return IRQ_HANDLED; | |
3167 | } | |
3168 | ||
3169 | static irqreturn_t qlcnic_msix_intr(int irq, void *data) | |
3170 | { | |
3171 | struct qlcnic_host_sds_ring *sds_ring = data; | |
3172 | ||
3173 | napi_schedule(&sds_ring->napi); | |
3174 | return IRQ_HANDLED; | |
3175 | } | |
3176 | ||
13159183 SC |
3177 | static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data) |
3178 | { | |
3179 | struct qlcnic_host_tx_ring *tx_ring = data; | |
3180 | ||
3181 | napi_schedule(&tx_ring->napi); | |
3182 | return IRQ_HANDLED; | |
3183 | } | |
3184 | ||
af19b491 AKS |
3185 | #ifdef CONFIG_NET_POLL_CONTROLLER |
3186 | static void qlcnic_poll_controller(struct net_device *netdev) | |
3187 | { | |
3188 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2b018ad9 M |
3189 | struct qlcnic_host_sds_ring *sds_ring; |
3190 | struct qlcnic_recv_context *recv_ctx; | |
3191 | struct qlcnic_host_tx_ring *tx_ring; | |
3192 | int ring; | |
3193 | ||
3194 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) | |
3195 | return; | |
3196 | ||
3197 | recv_ctx = adapter->recv_ctx; | |
bf82791e | 3198 | |
34e8c406 | 3199 | for (ring = 0; ring < adapter->drv_sds_rings; ring++) { |
bf82791e | 3200 | sds_ring = &recv_ctx->sds_rings[ring]; |
2b018ad9 M |
3201 | qlcnic_disable_sds_intr(adapter, sds_ring); |
3202 | napi_schedule(&sds_ring->napi); | |
3203 | } | |
3204 | ||
3205 | if (adapter->flags & QLCNIC_MSIX_ENABLED) { | |
3206 | /* Only Multi-Tx queue capable devices need to | |
3207 | * schedule NAPI for TX rings | |
3208 | */ | |
3209 | if ((qlcnic_83xx_check(adapter) && | |
3210 | (adapter->flags & QLCNIC_TX_INTR_SHARED)) || | |
3211 | (qlcnic_82xx_check(adapter) && | |
3212 | !qlcnic_check_multi_tx(adapter))) | |
3213 | return; | |
3214 | ||
3215 | for (ring = 0; ring < adapter->drv_tx_rings; ring++) { | |
3216 | tx_ring = &adapter->tx_ring[ring]; | |
3217 | qlcnic_disable_tx_intr(adapter, tx_ring); | |
3218 | napi_schedule(&tx_ring->napi); | |
3219 | } | |
bf82791e | 3220 | } |
af19b491 AKS |
3221 | } |
3222 | #endif | |
3223 | ||
6df900e9 SC |
3224 | static void |
3225 | qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding) | |
3226 | { | |
3227 | u32 val; | |
3228 | ||
3229 | val = adapter->portnum & 0xf; | |
3230 | val |= encoding << 7; | |
3231 | val |= (jiffies - adapter->dev_rst_time) << 8; | |
3232 | ||
a15ebd37 | 3233 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val); |
6df900e9 SC |
3234 | adapter->dev_rst_time = jiffies; |
3235 | } | |
3236 | ||
ade91f8e AKS |
3237 | static int |
3238 | qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state) | |
af19b491 AKS |
3239 | { |
3240 | u32 val; | |
3241 | ||
3242 | WARN_ON(state != QLCNIC_DEV_NEED_RESET && | |
3243 | state != QLCNIC_DEV_NEED_QUISCENT); | |
3244 | ||
3245 | if (qlcnic_api_lock(adapter)) | |
ade91f8e | 3246 | return -EIO; |
af19b491 | 3247 | |
a15ebd37 | 3248 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
af19b491 AKS |
3249 | |
3250 | if (state == QLCNIC_DEV_NEED_RESET) | |
6d2a4724 | 3251 | QLC_DEV_SET_RST_RDY(val, adapter->portnum); |
af19b491 | 3252 | else if (state == QLCNIC_DEV_NEED_QUISCENT) |
6d2a4724 | 3253 | QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum); |
af19b491 | 3254 | |
a15ebd37 | 3255 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
3256 | |
3257 | qlcnic_api_unlock(adapter); | |
ade91f8e AKS |
3258 | |
3259 | return 0; | |
af19b491 AKS |
3260 | } |
3261 | ||
1b95a839 AKS |
3262 | static int |
3263 | qlcnic_clr_drv_state(struct qlcnic_adapter *adapter) | |
3264 | { | |
3265 | u32 val; | |
3266 | ||
3267 | if (qlcnic_api_lock(adapter)) | |
3268 | return -EBUSY; | |
3269 | ||
a15ebd37 | 3270 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 3271 | QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); |
a15ebd37 | 3272 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
1b95a839 AKS |
3273 | |
3274 | qlcnic_api_unlock(adapter); | |
3275 | ||
3276 | return 0; | |
3277 | } | |
3278 | ||
486a5bc7 | 3279 | void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed) |
af19b491 AKS |
3280 | { |
3281 | u32 val; | |
3282 | ||
3283 | if (qlcnic_api_lock(adapter)) | |
3284 | goto err; | |
3285 | ||
a15ebd37 | 3286 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
6d2a4724 | 3287 | QLC_DEV_CLR_REF_CNT(val, adapter->portnum); |
a15ebd37 | 3288 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); |
af19b491 | 3289 | |
21854f02 | 3290 | if (failed) { |
a15ebd37 HM |
3291 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3292 | QLCNIC_DEV_FAILED); | |
21854f02 AKS |
3293 | dev_info(&adapter->pdev->dev, |
3294 | "Device state set to Failed. Please Reboot\n"); | |
3295 | } else if (!(val & 0x11111111)) | |
a15ebd37 HM |
3296 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3297 | QLCNIC_DEV_COLD); | |
af19b491 | 3298 | |
a15ebd37 | 3299 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 3300 | QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); |
a15ebd37 | 3301 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
3302 | |
3303 | qlcnic_api_unlock(adapter); | |
3304 | err: | |
3305 | adapter->fw_fail_cnt = 0; | |
032a13c7 | 3306 | adapter->flags &= ~QLCNIC_FW_HANG; |
af19b491 AKS |
3307 | clear_bit(__QLCNIC_START_FW, &adapter->state); |
3308 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
3309 | } | |
3310 | ||
f73dfc50 | 3311 | /* Grab api lock, before checking state */ |
af19b491 AKS |
3312 | static int |
3313 | qlcnic_check_drv_state(struct qlcnic_adapter *adapter) | |
3314 | { | |
602ca6f0 | 3315 | int act, state, active_mask; |
a15ebd37 | 3316 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
af19b491 | 3317 | |
a15ebd37 HM |
3318 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
3319 | act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); | |
af19b491 | 3320 | |
602ca6f0 | 3321 | if (adapter->flags & QLCNIC_FW_RESET_OWNER) { |
a15ebd37 | 3322 | active_mask = (~(1 << (ahw->pci_func * 4))); |
602ca6f0 SV |
3323 | act = act & active_mask; |
3324 | } | |
3325 | ||
af19b491 AKS |
3326 | if (((state & 0x11111111) == (act & 0x11111111)) || |
3327 | ((act & 0x11111111) == ((state >> 1) & 0x11111111))) | |
3328 | return 0; | |
3329 | else | |
3330 | return 1; | |
3331 | } | |
3332 | ||
96f8118c SC |
3333 | static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter) |
3334 | { | |
a15ebd37 | 3335 | u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER); |
96f8118c SC |
3336 | |
3337 | if (val != QLCNIC_DRV_IDC_VER) { | |
3338 | dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's" | |
3339 | " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val); | |
3340 | } | |
3341 | ||
3342 | return 0; | |
3343 | } | |
3344 | ||
af19b491 AKS |
3345 | static int |
3346 | qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) | |
3347 | { | |
3348 | u32 val, prev_state; | |
aa5e18c0 | 3349 | u8 dev_init_timeo = adapter->dev_init_timeo; |
6d2a4724 | 3350 | u8 portnum = adapter->portnum; |
96f8118c | 3351 | u8 ret; |
af19b491 | 3352 | |
f73dfc50 AKS |
3353 | if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state)) |
3354 | return 1; | |
3355 | ||
af19b491 AKS |
3356 | if (qlcnic_api_lock(adapter)) |
3357 | return -1; | |
3358 | ||
a15ebd37 | 3359 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
6d2a4724 AKS |
3360 | if (!(val & (1 << (portnum * 4)))) { |
3361 | QLC_DEV_SET_REF_CNT(val, portnum); | |
a15ebd37 | 3362 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); |
af19b491 AKS |
3363 | } |
3364 | ||
a15ebd37 | 3365 | prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
65b5b420 | 3366 | QLCDB(adapter, HW, "Device state = %u\n", prev_state); |
af19b491 AKS |
3367 | |
3368 | switch (prev_state) { | |
3369 | case QLCNIC_DEV_COLD: | |
a15ebd37 HM |
3370 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3371 | QLCNIC_DEV_INITIALIZING); | |
3372 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER, | |
3373 | QLCNIC_DRV_IDC_VER); | |
6df900e9 | 3374 | qlcnic_idc_debug_info(adapter, 0); |
af19b491 AKS |
3375 | qlcnic_api_unlock(adapter); |
3376 | return 1; | |
3377 | ||
3378 | case QLCNIC_DEV_READY: | |
96f8118c | 3379 | ret = qlcnic_check_idc_ver(adapter); |
af19b491 | 3380 | qlcnic_api_unlock(adapter); |
96f8118c | 3381 | return ret; |
af19b491 AKS |
3382 | |
3383 | case QLCNIC_DEV_NEED_RESET: | |
a15ebd37 | 3384 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 3385 | QLC_DEV_SET_RST_RDY(val, portnum); |
a15ebd37 | 3386 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
3387 | break; |
3388 | ||
3389 | case QLCNIC_DEV_NEED_QUISCENT: | |
a15ebd37 | 3390 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 3391 | QLC_DEV_SET_QSCNT_RDY(val, portnum); |
a15ebd37 | 3392 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
3393 | break; |
3394 | ||
3395 | case QLCNIC_DEV_FAILED: | |
a7fc948f | 3396 | dev_err(&adapter->pdev->dev, "Device in failed state.\n"); |
af19b491 AKS |
3397 | qlcnic_api_unlock(adapter); |
3398 | return -1; | |
bbd8c6a4 AKS |
3399 | |
3400 | case QLCNIC_DEV_INITIALIZING: | |
3401 | case QLCNIC_DEV_QUISCENT: | |
3402 | break; | |
af19b491 AKS |
3403 | } |
3404 | ||
3405 | qlcnic_api_unlock(adapter); | |
aa5e18c0 SC |
3406 | |
3407 | do { | |
af19b491 | 3408 | msleep(1000); |
a15ebd37 | 3409 | prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
a5e463d0 SC |
3410 | |
3411 | if (prev_state == QLCNIC_DEV_QUISCENT) | |
3412 | continue; | |
3413 | } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo); | |
af19b491 | 3414 | |
65b5b420 AKS |
3415 | if (!dev_init_timeo) { |
3416 | dev_err(&adapter->pdev->dev, | |
3417 | "Waiting for device to initialize timeout\n"); | |
af19b491 | 3418 | return -1; |
65b5b420 | 3419 | } |
af19b491 AKS |
3420 | |
3421 | if (qlcnic_api_lock(adapter)) | |
3422 | return -1; | |
3423 | ||
a15ebd37 | 3424 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 3425 | QLC_DEV_CLR_RST_QSCNT(val, portnum); |
a15ebd37 | 3426 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 | 3427 | |
96f8118c | 3428 | ret = qlcnic_check_idc_ver(adapter); |
af19b491 AKS |
3429 | qlcnic_api_unlock(adapter); |
3430 | ||
96f8118c | 3431 | return ret; |
af19b491 AKS |
3432 | } |
3433 | ||
3434 | static void | |
3435 | qlcnic_fwinit_work(struct work_struct *work) | |
3436 | { | |
3437 | struct qlcnic_adapter *adapter = container_of(work, | |
3438 | struct qlcnic_adapter, fw_work.work); | |
3c4b23b1 | 3439 | u32 dev_state = 0xf; |
7b749ff4 | 3440 | u32 val; |
af19b491 | 3441 | |
f73dfc50 AKS |
3442 | if (qlcnic_api_lock(adapter)) |
3443 | goto err_ret; | |
af19b491 | 3444 | |
a15ebd37 | 3445 | dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
b8c17620 AKS |
3446 | if (dev_state == QLCNIC_DEV_QUISCENT || |
3447 | dev_state == QLCNIC_DEV_NEED_QUISCENT) { | |
a5e463d0 SC |
3448 | qlcnic_api_unlock(adapter); |
3449 | qlcnic_schedule_work(adapter, qlcnic_fwinit_work, | |
3450 | FW_POLL_DELAY * 2); | |
3451 | return; | |
3452 | } | |
3453 | ||
79788450 | 3454 | if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) { |
3c4b23b1 AKS |
3455 | qlcnic_api_unlock(adapter); |
3456 | goto wait_npar; | |
9f26f547 AC |
3457 | } |
3458 | ||
16e3cf73 SV |
3459 | if (dev_state == QLCNIC_DEV_INITIALIZING || |
3460 | dev_state == QLCNIC_DEV_READY) { | |
3461 | dev_info(&adapter->pdev->dev, "Detected state change from " | |
3462 | "DEV_NEED_RESET, skipping ack check\n"); | |
3463 | goto skip_ack_check; | |
3464 | } | |
3465 | ||
f73dfc50 | 3466 | if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) { |
16e3cf73 | 3467 | dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n", |
f73dfc50 AKS |
3468 | adapter->reset_ack_timeo); |
3469 | goto skip_ack_check; | |
3470 | } | |
3471 | ||
3472 | if (!qlcnic_check_drv_state(adapter)) { | |
3473 | skip_ack_check: | |
a15ebd37 | 3474 | dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
a5e463d0 | 3475 | |
f73dfc50 | 3476 | if (dev_state == QLCNIC_DEV_NEED_RESET) { |
a15ebd37 HM |
3477 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3478 | QLCNIC_DEV_INITIALIZING); | |
f73dfc50 AKS |
3479 | set_bit(__QLCNIC_START_FW, &adapter->state); |
3480 | QLCDB(adapter, DRV, "Restarting fw\n"); | |
6df900e9 | 3481 | qlcnic_idc_debug_info(adapter, 0); |
a15ebd37 HM |
3482 | val = QLC_SHARED_REG_RD32(adapter, |
3483 | QLCNIC_CRB_DRV_STATE); | |
7b749ff4 | 3484 | QLC_DEV_SET_RST_RDY(val, adapter->portnum); |
a15ebd37 HM |
3485 | QLC_SHARED_REG_WR32(adapter, |
3486 | QLCNIC_CRB_DRV_STATE, val); | |
af19b491 AKS |
3487 | } |
3488 | ||
f73dfc50 AKS |
3489 | qlcnic_api_unlock(adapter); |
3490 | ||
287e38aa | 3491 | rtnl_lock(); |
890b6e02 | 3492 | if (qlcnic_check_fw_dump_state(adapter) && |
7b749ff4 | 3493 | (adapter->flags & QLCNIC_FW_RESET_OWNER)) { |
9d6a6440 AC |
3494 | QLCDB(adapter, DRV, "Take FW dump\n"); |
3495 | qlcnic_dump_fw(adapter); | |
032a13c7 | 3496 | adapter->flags |= QLCNIC_FW_HANG; |
9d6a6440 | 3497 | } |
287e38aa | 3498 | rtnl_unlock(); |
7b749ff4 SV |
3499 | |
3500 | adapter->flags &= ~QLCNIC_FW_RESET_OWNER; | |
9f26f547 | 3501 | if (!adapter->nic_ops->start_firmware(adapter)) { |
af19b491 | 3502 | qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); |
b18971d1 | 3503 | adapter->fw_wait_cnt = 0; |
af19b491 AKS |
3504 | return; |
3505 | } | |
af19b491 AKS |
3506 | goto err_ret; |
3507 | } | |
3508 | ||
f73dfc50 | 3509 | qlcnic_api_unlock(adapter); |
aa5e18c0 | 3510 | |
9f26f547 | 3511 | wait_npar: |
a15ebd37 | 3512 | dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
f73dfc50 | 3513 | QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state); |
65b5b420 | 3514 | |
af19b491 | 3515 | switch (dev_state) { |
3c4b23b1 | 3516 | case QLCNIC_DEV_READY: |
7e2cf4fe | 3517 | if (!qlcnic_start_firmware(adapter)) { |
f73dfc50 | 3518 | qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); |
b18971d1 | 3519 | adapter->fw_wait_cnt = 0; |
f73dfc50 AKS |
3520 | return; |
3521 | } | |
3c4b23b1 AKS |
3522 | case QLCNIC_DEV_FAILED: |
3523 | break; | |
3524 | default: | |
3525 | qlcnic_schedule_work(adapter, | |
3526 | qlcnic_fwinit_work, FW_POLL_DELAY); | |
3527 | return; | |
af19b491 AKS |
3528 | } |
3529 | ||
3530 | err_ret: | |
f73dfc50 AKS |
3531 | dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u " |
3532 | "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt); | |
34ce3626 | 3533 | netif_device_attach(adapter->netdev); |
21854f02 | 3534 | qlcnic_clr_all_drv_state(adapter, 0); |
af19b491 AKS |
3535 | } |
3536 | ||
3537 | static void | |
3538 | qlcnic_detach_work(struct work_struct *work) | |
3539 | { | |
3540 | struct qlcnic_adapter *adapter = container_of(work, | |
3541 | struct qlcnic_adapter, fw_work.work); | |
3542 | struct net_device *netdev = adapter->netdev; | |
3543 | u32 status; | |
3544 | ||
3545 | netif_device_detach(netdev); | |
3546 | ||
b8c17620 AKS |
3547 | /* Dont grab rtnl lock during Quiscent mode */ |
3548 | if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) { | |
3549 | if (netif_running(netdev)) | |
3550 | __qlcnic_down(adapter, netdev); | |
3551 | } else | |
3552 | qlcnic_down(adapter, netdev); | |
af19b491 | 3553 | |
a15ebd37 | 3554 | status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1); |
af19b491 | 3555 | |
44f65b29 SC |
3556 | if (status & QLCNIC_RCODE_FATAL_ERROR) { |
3557 | dev_err(&adapter->pdev->dev, | |
3558 | "Detaching the device: peg halt status1=0x%x\n", | |
3559 | status); | |
3560 | ||
3561 | if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) { | |
3562 | dev_err(&adapter->pdev->dev, | |
3563 | "On board active cooling fan failed. " | |
3564 | "Device has been halted.\n"); | |
3565 | dev_err(&adapter->pdev->dev, | |
3566 | "Replace the adapter.\n"); | |
3567 | } | |
3568 | ||
af19b491 | 3569 | goto err_ret; |
44f65b29 | 3570 | } |
af19b491 | 3571 | |
79788450 | 3572 | if (adapter->ahw->temp == QLCNIC_TEMP_PANIC) { |
44f65b29 | 3573 | dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n", |
79788450 | 3574 | adapter->ahw->temp); |
af19b491 | 3575 | goto err_ret; |
44f65b29 SC |
3576 | } |
3577 | ||
602ca6f0 SV |
3578 | /* Dont ack if this instance is the reset owner */ |
3579 | if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) { | |
44f65b29 SC |
3580 | if (qlcnic_set_drv_state(adapter, adapter->dev_state)) { |
3581 | dev_err(&adapter->pdev->dev, | |
3582 | "Failed to set driver state," | |
3583 | "detaching the device.\n"); | |
602ca6f0 | 3584 | goto err_ret; |
44f65b29 | 3585 | } |
602ca6f0 | 3586 | } |
af19b491 AKS |
3587 | |
3588 | adapter->fw_wait_cnt = 0; | |
3589 | ||
3590 | qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY); | |
3591 | ||
3592 | return; | |
3593 | ||
3594 | err_ret: | |
34ce3626 | 3595 | netif_device_attach(netdev); |
21854f02 | 3596 | qlcnic_clr_all_drv_state(adapter, 1); |
af19b491 AKS |
3597 | } |
3598 | ||
3c4b23b1 AKS |
3599 | /*Transit NPAR state to NON Operational */ |
3600 | static void | |
3601 | qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter) | |
3602 | { | |
3603 | u32 state; | |
3604 | ||
a15ebd37 | 3605 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); |
3c4b23b1 AKS |
3606 | if (state == QLCNIC_DEV_NPAR_NON_OPER) |
3607 | return; | |
3608 | ||
3609 | if (qlcnic_api_lock(adapter)) | |
3610 | return; | |
a15ebd37 HM |
3611 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, |
3612 | QLCNIC_DEV_NPAR_NON_OPER); | |
3c4b23b1 AKS |
3613 | qlcnic_api_unlock(adapter); |
3614 | } | |
3615 | ||
21041400 | 3616 | static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter, |
3617 | u32 key) | |
af19b491 | 3618 | { |
646779f1 SV |
3619 | u32 state, xg_val = 0, gb_val = 0; |
3620 | ||
3621 | qlcnic_xg_set_xg0_mask(xg_val); | |
3622 | qlcnic_xg_set_xg1_mask(xg_val); | |
3623 | QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val); | |
3624 | qlcnic_gb_set_gb0_mask(gb_val); | |
3625 | qlcnic_gb_set_gb1_mask(gb_val); | |
3626 | qlcnic_gb_set_gb2_mask(gb_val); | |
3627 | qlcnic_gb_set_gb3_mask(gb_val); | |
3628 | QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val); | |
3629 | dev_info(&adapter->pdev->dev, "Pause control frames disabled" | |
3630 | " on all ports\n"); | |
cea8975e | 3631 | adapter->need_fw_reset = 1; |
13159183 | 3632 | |
af19b491 AKS |
3633 | if (qlcnic_api_lock(adapter)) |
3634 | return; | |
3635 | ||
13159183 | 3636 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
78ea2d97 SC |
3637 | |
3638 | if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state)) { | |
3639 | netdev_err(adapter->netdev, "%s: Device is in non-operational state\n", | |
66451615 SC |
3640 | __func__); |
3641 | qlcnic_api_unlock(adapter); | |
3642 | ||
3643 | return; | |
3644 | } | |
af19b491 | 3645 | |
f73dfc50 | 3646 | if (state == QLCNIC_DEV_READY) { |
13159183 SC |
3647 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3648 | QLCNIC_DEV_NEED_RESET); | |
602ca6f0 | 3649 | adapter->flags |= QLCNIC_FW_RESET_OWNER; |
65b5b420 | 3650 | QLCDB(adapter, DRV, "NEED_RESET state set\n"); |
6df900e9 | 3651 | qlcnic_idc_debug_info(adapter, 0); |
af19b491 AKS |
3652 | } |
3653 | ||
13159183 SC |
3654 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, |
3655 | QLCNIC_DEV_NPAR_NON_OPER); | |
af19b491 AKS |
3656 | qlcnic_api_unlock(adapter); |
3657 | } | |
3658 | ||
9f26f547 AC |
3659 | /* Transit to NPAR READY state from NPAR NOT READY state */ |
3660 | static void | |
3661 | qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter) | |
3662 | { | |
9f26f547 AC |
3663 | if (qlcnic_api_lock(adapter)) |
3664 | return; | |
3665 | ||
a15ebd37 HM |
3666 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, |
3667 | QLCNIC_DEV_NPAR_OPER); | |
3c4b23b1 | 3668 | QLCDB(adapter, DRV, "NPAR operational state set\n"); |
9f26f547 AC |
3669 | |
3670 | qlcnic_api_unlock(adapter); | |
3671 | } | |
3672 | ||
13159183 SC |
3673 | void qlcnic_schedule_work(struct qlcnic_adapter *adapter, |
3674 | work_func_t func, int delay) | |
af19b491 | 3675 | { |
451724c8 SC |
3676 | if (test_bit(__QLCNIC_AER, &adapter->state)) |
3677 | return; | |
3678 | ||
af19b491 | 3679 | INIT_DELAYED_WORK(&adapter->fw_work, func); |
13159183 SC |
3680 | queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work, |
3681 | round_jiffies_relative(delay)); | |
af19b491 AKS |
3682 | } |
3683 | ||
3684 | static void | |
3685 | qlcnic_attach_work(struct work_struct *work) | |
3686 | { | |
3687 | struct qlcnic_adapter *adapter = container_of(work, | |
3688 | struct qlcnic_adapter, fw_work.work); | |
3689 | struct net_device *netdev = adapter->netdev; | |
b18971d1 | 3690 | u32 npar_state; |
af19b491 | 3691 | |
79788450 | 3692 | if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) { |
a15ebd37 HM |
3693 | npar_state = QLC_SHARED_REG_RD32(adapter, |
3694 | QLCNIC_CRB_DEV_NPAR_STATE); | |
b18971d1 AKS |
3695 | if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO) |
3696 | qlcnic_clr_all_drv_state(adapter, 0); | |
3697 | else if (npar_state != QLCNIC_DEV_NPAR_OPER) | |
3698 | qlcnic_schedule_work(adapter, qlcnic_attach_work, | |
3699 | FW_POLL_DELAY); | |
3700 | else | |
3701 | goto attach; | |
3702 | QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n"); | |
3703 | return; | |
3704 | } | |
3705 | attach: | |
1de899d3 | 3706 | qlcnic_dcb_get_info(adapter->dcb); |
14d385b9 | 3707 | |
af19b491 | 3708 | if (netif_running(netdev)) { |
52486a3a | 3709 | if (qlcnic_up(adapter, netdev)) |
af19b491 | 3710 | goto done; |
af19b491 | 3711 | |
aec1e845 | 3712 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
af19b491 AKS |
3713 | } |
3714 | ||
af19b491 | 3715 | done: |
34ce3626 | 3716 | netif_device_attach(netdev); |
af19b491 | 3717 | adapter->fw_fail_cnt = 0; |
032a13c7 | 3718 | adapter->flags &= ~QLCNIC_FW_HANG; |
af19b491 | 3719 | clear_bit(__QLCNIC_RESETTING, &adapter->state); |
24866d15 HM |
3720 | if (adapter->portnum == 0) |
3721 | qlcnic_set_drv_version(adapter); | |
1b95a839 AKS |
3722 | |
3723 | if (!qlcnic_clr_drv_state(adapter)) | |
3724 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, | |
3725 | FW_POLL_DELAY); | |
af19b491 AKS |
3726 | } |
3727 | ||
3728 | static int | |
3729 | qlcnic_check_health(struct qlcnic_adapter *adapter) | |
3730 | { | |
891e71b1 PP |
3731 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
3732 | struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump; | |
4e70812b | 3733 | u32 state = 0, heartbeat; |
853d4bca | 3734 | u32 peg_status; |
4bd8e738 | 3735 | int err = 0; |
af19b491 AKS |
3736 | |
3737 | if (qlcnic_check_temp(adapter)) | |
3738 | goto detach; | |
3739 | ||
2372a5f1 | 3740 | if (adapter->need_fw_reset) |
7e2cf4fe | 3741 | qlcnic_dev_request_reset(adapter, 0); |
af19b491 | 3742 | |
a15ebd37 | 3743 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
b8c17620 | 3744 | if (state == QLCNIC_DEV_NEED_RESET) { |
3c4b23b1 | 3745 | qlcnic_set_npar_non_operational(adapter); |
af19b491 | 3746 | adapter->need_fw_reset = 1; |
b8c17620 AKS |
3747 | } else if (state == QLCNIC_DEV_NEED_QUISCENT) |
3748 | goto detach; | |
af19b491 | 3749 | |
a15ebd37 | 3750 | heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER); |
4e70812b SC |
3751 | if (heartbeat != adapter->heartbeat) { |
3752 | adapter->heartbeat = heartbeat; | |
af19b491 AKS |
3753 | adapter->fw_fail_cnt = 0; |
3754 | if (adapter->need_fw_reset) | |
3755 | goto detach; | |
68bf1c68 | 3756 | |
891e71b1 | 3757 | if (ahw->reset_context && qlcnic_auto_fw_reset) |
68bf1c68 | 3758 | qlcnic_reset_hw_context(adapter); |
68bf1c68 | 3759 | |
af19b491 AKS |
3760 | return 0; |
3761 | } | |
3762 | ||
3763 | if (++adapter->fw_fail_cnt < FW_FAIL_THRESH) | |
3764 | return 0; | |
3765 | ||
032a13c7 SV |
3766 | adapter->flags |= QLCNIC_FW_HANG; |
3767 | ||
7e2cf4fe | 3768 | qlcnic_dev_request_reset(adapter, 0); |
af19b491 | 3769 | |
099f7aa7 | 3770 | if (qlcnic_auto_fw_reset) |
0df170b6 | 3771 | clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state); |
af19b491 | 3772 | |
853d4bca | 3773 | dev_err(&adapter->pdev->dev, "firmware hang detected\n"); |
a15ebd37 | 3774 | peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1); |
853d4bca | 3775 | dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n" |
c76ecb7a SV |
3776 | "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n" |
3777 | "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n" | |
3778 | "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n" | |
3779 | "PEG_NET_4_PC: 0x%x\n", | |
a15ebd37 HM |
3780 | peg_status, |
3781 | QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2), | |
4bd8e738 HM |
3782 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c, &err), |
3783 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c, &err), | |
3784 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c, &err), | |
3785 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c, &err), | |
3786 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c, &err)); | |
97048a1f | 3787 | if (QLCNIC_FWERROR_CODE(peg_status) == 0x67) |
853d4bca AR |
3788 | dev_err(&adapter->pdev->dev, |
3789 | "Firmware aborted with error code 0x00006700. " | |
3790 | "Device is being reset.\n"); | |
af19b491 AKS |
3791 | detach: |
3792 | adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state : | |
3793 | QLCNIC_DEV_NEED_RESET; | |
3794 | ||
099f7aa7 SC |
3795 | if (qlcnic_auto_fw_reset && !test_and_set_bit(__QLCNIC_RESETTING, |
3796 | &adapter->state)) { | |
65b5b420 | 3797 | |
af19b491 | 3798 | qlcnic_schedule_work(adapter, qlcnic_detach_work, 0); |
65b5b420 | 3799 | QLCDB(adapter, DRV, "fw recovery scheduled.\n"); |
891e71b1 PP |
3800 | } else if (!qlcnic_auto_fw_reset && fw_dump->enable && |
3801 | adapter->flags & QLCNIC_FW_RESET_OWNER) { | |
3802 | qlcnic_dump_fw(adapter); | |
65b5b420 | 3803 | } |
af19b491 AKS |
3804 | |
3805 | return 1; | |
3806 | } | |
3807 | ||
486a5bc7 | 3808 | void qlcnic_fw_poll_work(struct work_struct *work) |
af19b491 AKS |
3809 | { |
3810 | struct qlcnic_adapter *adapter = container_of(work, | |
3811 | struct qlcnic_adapter, fw_work.work); | |
3812 | ||
3813 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) | |
3814 | goto reschedule; | |
3815 | ||
3816 | ||
3817 | if (qlcnic_check_health(adapter)) | |
3818 | return; | |
3819 | ||
b5e5492c AKS |
3820 | if (adapter->fhash.fnum) |
3821 | qlcnic_prune_lb_filters(adapter); | |
3822 | ||
af19b491 AKS |
3823 | reschedule: |
3824 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); | |
3825 | } | |
3826 | ||
451724c8 SC |
3827 | static int qlcnic_is_first_func(struct pci_dev *pdev) |
3828 | { | |
3829 | struct pci_dev *oth_pdev; | |
3830 | int val = pdev->devfn; | |
3831 | ||
3832 | while (val-- > 0) { | |
3833 | oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr | |
3834 | (pdev->bus), pdev->bus->number, | |
3835 | PCI_DEVFN(PCI_SLOT(pdev->devfn), val)); | |
bfc978fa AKS |
3836 | if (!oth_pdev) |
3837 | continue; | |
451724c8 | 3838 | |
bfc978fa AKS |
3839 | if (oth_pdev->current_state != PCI_D3cold) { |
3840 | pci_dev_put(oth_pdev); | |
451724c8 | 3841 | return 0; |
bfc978fa AKS |
3842 | } |
3843 | pci_dev_put(oth_pdev); | |
451724c8 SC |
3844 | } |
3845 | return 1; | |
3846 | } | |
3847 | ||
3848 | static int qlcnic_attach_func(struct pci_dev *pdev) | |
3849 | { | |
3850 | int err, first_func; | |
3851 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3852 | struct net_device *netdev = adapter->netdev; | |
3853 | ||
3854 | pdev->error_state = pci_channel_io_normal; | |
3855 | ||
3856 | err = pci_enable_device(pdev); | |
3857 | if (err) | |
3858 | return err; | |
3859 | ||
451724c8 SC |
3860 | pci_set_master(pdev); |
3861 | pci_restore_state(pdev); | |
3862 | ||
3863 | first_func = qlcnic_is_first_func(pdev); | |
3864 | ||
3865 | if (qlcnic_api_lock(adapter)) | |
3866 | return -EINVAL; | |
3867 | ||
79788450 | 3868 | if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) { |
451724c8 SC |
3869 | adapter->need_fw_reset = 1; |
3870 | set_bit(__QLCNIC_START_FW, &adapter->state); | |
a15ebd37 HM |
3871 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3872 | QLCNIC_DEV_INITIALIZING); | |
451724c8 SC |
3873 | QLCDB(adapter, DRV, "Restarting fw\n"); |
3874 | } | |
3875 | qlcnic_api_unlock(adapter); | |
3876 | ||
13159183 | 3877 | err = qlcnic_start_firmware(adapter); |
451724c8 SC |
3878 | if (err) |
3879 | return err; | |
3880 | ||
3881 | qlcnic_clr_drv_state(adapter); | |
13159183 SC |
3882 | kfree(adapter->msix_entries); |
3883 | adapter->msix_entries = NULL; | |
34e8c406 | 3884 | err = qlcnic_setup_intr(adapter); |
13159183 | 3885 | |
9a97e705 M |
3886 | if (err) { |
3887 | kfree(adapter->msix_entries); | |
3888 | netdev_err(netdev, "failed to setup interrupt\n"); | |
3889 | return err; | |
3890 | } | |
3891 | ||
451724c8 SC |
3892 | if (netif_running(netdev)) { |
3893 | err = qlcnic_attach(adapter); | |
3894 | if (err) { | |
21854f02 | 3895 | qlcnic_clr_all_drv_state(adapter, 1); |
451724c8 SC |
3896 | clear_bit(__QLCNIC_AER, &adapter->state); |
3897 | netif_device_attach(netdev); | |
3898 | return err; | |
3899 | } | |
3900 | ||
3901 | err = qlcnic_up(adapter, netdev); | |
3902 | if (err) | |
3903 | goto done; | |
3904 | ||
aec1e845 | 3905 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
451724c8 SC |
3906 | } |
3907 | done: | |
3908 | netif_device_attach(netdev); | |
3909 | return err; | |
3910 | } | |
3911 | ||
21041400 | 3912 | static pci_ers_result_t qlcnic_82xx_io_error_detected(struct pci_dev *pdev, |
3913 | pci_channel_state_t state) | |
451724c8 SC |
3914 | { |
3915 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3916 | struct net_device *netdev = adapter->netdev; | |
3917 | ||
3918 | if (state == pci_channel_io_perm_failure) | |
3919 | return PCI_ERS_RESULT_DISCONNECT; | |
3920 | ||
3921 | if (state == pci_channel_io_normal) | |
3922 | return PCI_ERS_RESULT_RECOVERED; | |
3923 | ||
3924 | set_bit(__QLCNIC_AER, &adapter->state); | |
3925 | netif_device_detach(netdev); | |
3926 | ||
3927 | cancel_delayed_work_sync(&adapter->fw_work); | |
3928 | ||
3929 | if (netif_running(netdev)) | |
3930 | qlcnic_down(adapter, netdev); | |
3931 | ||
3932 | qlcnic_detach(adapter); | |
3933 | qlcnic_teardown_intr(adapter); | |
3934 | ||
3935 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
3936 | ||
3937 | pci_save_state(pdev); | |
3938 | pci_disable_device(pdev); | |
3939 | ||
3940 | return PCI_ERS_RESULT_NEED_RESET; | |
3941 | } | |
3942 | ||
21041400 | 3943 | static pci_ers_result_t qlcnic_82xx_io_slot_reset(struct pci_dev *pdev) |
451724c8 SC |
3944 | { |
3945 | return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT : | |
3946 | PCI_ERS_RESULT_RECOVERED; | |
3947 | } | |
3948 | ||
21041400 | 3949 | static void qlcnic_82xx_io_resume(struct pci_dev *pdev) |
451724c8 | 3950 | { |
a15ebd37 | 3951 | u32 state; |
451724c8 SC |
3952 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); |
3953 | ||
3954 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
a15ebd37 HM |
3955 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
3956 | if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER, | |
3957 | &adapter->state)) | |
451724c8 | 3958 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, |
4460f2e8 | 3959 | FW_POLL_DELAY); |
451724c8 SC |
3960 | } |
3961 | ||
4460f2e8 PP |
3962 | static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev, |
3963 | pci_channel_state_t state) | |
3964 | { | |
3965 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3966 | struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops; | |
3967 | ||
3968 | if (hw_ops->io_error_detected) { | |
3969 | return hw_ops->io_error_detected(pdev, state); | |
3970 | } else { | |
3971 | dev_err(&pdev->dev, "AER error_detected handler not registered.\n"); | |
3972 | return PCI_ERS_RESULT_DISCONNECT; | |
3973 | } | |
3974 | } | |
3975 | ||
3976 | static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev) | |
3977 | { | |
3978 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3979 | struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops; | |
3980 | ||
3981 | if (hw_ops->io_slot_reset) { | |
3982 | return hw_ops->io_slot_reset(pdev); | |
3983 | } else { | |
3984 | dev_err(&pdev->dev, "AER slot_reset handler not registered.\n"); | |
3985 | return PCI_ERS_RESULT_DISCONNECT; | |
3986 | } | |
3987 | } | |
3988 | ||
3989 | static void qlcnic_io_resume(struct pci_dev *pdev) | |
3990 | { | |
3991 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3992 | struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops; | |
3993 | ||
3994 | if (hw_ops->io_resume) | |
3995 | hw_ops->io_resume(pdev); | |
3996 | else | |
3997 | dev_err(&pdev->dev, "AER resume handler not registered.\n"); | |
3998 | } | |
3999 | ||
4000 | ||
87eb743b AC |
4001 | static int |
4002 | qlcnicvf_start_firmware(struct qlcnic_adapter *adapter) | |
4003 | { | |
4004 | int err; | |
4005 | ||
4006 | err = qlcnic_can_start_firmware(adapter); | |
4007 | if (err) | |
4008 | return err; | |
4009 | ||
78f84e1a AKS |
4010 | err = qlcnic_check_npar_opertional(adapter); |
4011 | if (err) | |
4012 | return err; | |
3c4b23b1 | 4013 | |
174240a8 RB |
4014 | err = qlcnic_initialize_nic(adapter); |
4015 | if (err) | |
4016 | return err; | |
4017 | ||
87eb743b AC |
4018 | qlcnic_check_options(adapter); |
4019 | ||
7373373d RB |
4020 | err = qlcnic_set_eswitch_port_config(adapter); |
4021 | if (err) | |
4022 | return err; | |
4023 | ||
87eb743b AC |
4024 | adapter->need_fw_reset = 0; |
4025 | ||
4026 | return err; | |
4027 | } | |
4028 | ||
34e8c406 HM |
4029 | int qlcnic_validate_rings(struct qlcnic_adapter *adapter, __u32 ring_cnt, |
4030 | int queue_type) | |
aa4a1f7d HM |
4031 | { |
4032 | struct net_device *netdev = adapter->netdev; | |
34e8c406 HM |
4033 | u8 max_hw_rings = 0; |
4034 | char buf[8]; | |
4035 | int cur_rings; | |
4036 | ||
4037 | if (queue_type == QLCNIC_RX_QUEUE) { | |
4038 | max_hw_rings = adapter->max_sds_rings; | |
4039 | cur_rings = adapter->drv_sds_rings; | |
4040 | strcpy(buf, "SDS"); | |
4041 | } else if (queue_type == QLCNIC_TX_QUEUE) { | |
18afc102 | 4042 | max_hw_rings = adapter->max_tx_rings; |
34e8c406 HM |
4043 | cur_rings = adapter->drv_tx_rings; |
4044 | strcpy(buf, "Tx"); | |
aa4a1f7d HM |
4045 | } |
4046 | ||
34e8c406 HM |
4047 | if (!is_power_of_2(ring_cnt)) { |
4048 | netdev_err(netdev, "%s rings value should be a power of 2\n", | |
4049 | buf); | |
aa4a1f7d HM |
4050 | return -EINVAL; |
4051 | } | |
4052 | ||
34e8c406 HM |
4053 | if (qlcnic_82xx_check(adapter) && (queue_type == QLCNIC_TX_QUEUE) && |
4054 | !qlcnic_check_multi_tx(adapter)) { | |
4055 | netdev_err(netdev, "No Multi Tx queue support\n"); | |
4056 | return -EINVAL; | |
f94bc1e7 SC |
4057 | } |
4058 | ||
34e8c406 HM |
4059 | if (ring_cnt > num_online_cpus()) { |
4060 | netdev_err(netdev, | |
4061 | "%s value[%u] should not be higher than, number of online CPUs\n", | |
4062 | buf, num_online_cpus()); | |
f94bc1e7 SC |
4063 | return -EINVAL; |
4064 | } | |
34e8c406 | 4065 | |
f94bc1e7 | 4066 | return 0; |
f94bc1e7 SC |
4067 | } |
4068 | ||
cb9327d5 | 4069 | int qlcnic_setup_rings(struct qlcnic_adapter *adapter) |
f94bc1e7 SC |
4070 | { |
4071 | struct net_device *netdev = adapter->netdev; | |
84d7ad2c | 4072 | u8 tx_rings, rx_rings; |
34e8c406 | 4073 | int err; |
f94bc1e7 | 4074 | |
319ecf12 SC |
4075 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) |
4076 | return -EBUSY; | |
4077 | ||
84d7ad2c SS |
4078 | tx_rings = adapter->drv_tss_rings; |
4079 | rx_rings = adapter->drv_rss_rings; | |
4080 | ||
f94bc1e7 | 4081 | netif_device_detach(netdev); |
84d7ad2c SS |
4082 | |
4083 | err = qlcnic_set_real_num_queues(adapter, tx_rings, rx_rings); | |
4084 | if (err) | |
4085 | goto done; | |
4086 | ||
f94bc1e7 SC |
4087 | if (netif_running(netdev)) |
4088 | __qlcnic_down(adapter, netdev); | |
13159183 | 4089 | |
7dd90cf1 SC |
4090 | qlcnic_detach(adapter); |
4091 | ||
7ed3ce48 | 4092 | if (qlcnic_83xx_check(adapter)) { |
13159183 | 4093 | qlcnic_83xx_free_mbx_intr(adapter); |
7ed3ce48 RB |
4094 | qlcnic_83xx_enable_mbx_poll(adapter); |
4095 | } | |
13159183 | 4096 | |
f94bc1e7 | 4097 | qlcnic_teardown_intr(adapter); |
aa4a1f7d | 4098 | |
34e8c406 | 4099 | err = qlcnic_setup_intr(adapter); |
9a97e705 M |
4100 | if (err) { |
4101 | kfree(adapter->msix_entries); | |
4102 | netdev_err(netdev, "failed to setup interrupt\n"); | |
4103 | return err; | |
4104 | } | |
f94bc1e7 | 4105 | |
84d7ad2c SS |
4106 | /* Check if we need to update real_num_{tx|rx}_queues because |
4107 | * qlcnic_setup_intr() may change Tx/Rx rings size | |
4108 | */ | |
4109 | if ((tx_rings != adapter->drv_tx_rings) || | |
4110 | (rx_rings != adapter->drv_sds_rings)) { | |
4111 | err = qlcnic_set_real_num_queues(adapter, | |
4112 | adapter->drv_tx_rings, | |
4113 | adapter->drv_sds_rings); | |
4114 | if (err) | |
4115 | goto done; | |
4116 | } | |
cb9327d5 | 4117 | |
13159183 | 4118 | if (qlcnic_83xx_check(adapter)) { |
9b0fff2a | 4119 | qlcnic_83xx_initialize_nic(adapter, 1); |
13159183 | 4120 | err = qlcnic_83xx_setup_mbx_intr(adapter); |
7ed3ce48 | 4121 | qlcnic_83xx_disable_mbx_poll(adapter); |
13159183 SC |
4122 | if (err) { |
4123 | dev_err(&adapter->pdev->dev, | |
4124 | "failed to setup mbx interrupt\n"); | |
4125 | goto done; | |
4126 | } | |
f94bc1e7 SC |
4127 | } |
4128 | ||
4129 | if (netif_running(netdev)) { | |
4130 | err = qlcnic_attach(adapter); | |
4131 | if (err) | |
4132 | goto done; | |
4133 | err = __qlcnic_up(adapter, netdev); | |
4134 | if (err) | |
4135 | goto done; | |
4136 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); | |
4137 | } | |
aa4a1f7d | 4138 | done: |
f94bc1e7 SC |
4139 | netif_device_attach(netdev); |
4140 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
4141 | return err; | |
4142 | } | |
4143 | ||
af19b491 AKS |
4144 | #ifdef CONFIG_INET |
4145 | ||
4146 | #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops) | |
4147 | ||
af19b491 | 4148 | static void |
aec1e845 AKS |
4149 | qlcnic_config_indev_addr(struct qlcnic_adapter *adapter, |
4150 | struct net_device *dev, unsigned long event) | |
af19b491 AKS |
4151 | { |
4152 | struct in_device *indev; | |
af19b491 | 4153 | |
af19b491 AKS |
4154 | indev = in_dev_get(dev); |
4155 | if (!indev) | |
4156 | return; | |
4157 | ||
4158 | for_ifa(indev) { | |
4159 | switch (event) { | |
4160 | case NETDEV_UP: | |
4161 | qlcnic_config_ipaddr(adapter, | |
4162 | ifa->ifa_address, QLCNIC_IP_UP); | |
4163 | break; | |
4164 | case NETDEV_DOWN: | |
4165 | qlcnic_config_ipaddr(adapter, | |
4166 | ifa->ifa_address, QLCNIC_IP_DOWN); | |
4167 | break; | |
4168 | default: | |
4169 | break; | |
4170 | } | |
4171 | } endfor_ifa(indev); | |
4172 | ||
4173 | in_dev_put(indev); | |
af19b491 AKS |
4174 | } |
4175 | ||
319ecf12 | 4176 | void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event) |
aec1e845 AKS |
4177 | { |
4178 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
4179 | struct net_device *dev; | |
4180 | u16 vid; | |
4181 | ||
4182 | qlcnic_config_indev_addr(adapter, netdev, event); | |
4183 | ||
43c00a75 | 4184 | rcu_read_lock(); |
b9796a14 | 4185 | for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) { |
f06c7f9f | 4186 | dev = __vlan_find_dev_deep_rcu(netdev, htons(ETH_P_8021Q), vid); |
aec1e845 AKS |
4187 | if (!dev) |
4188 | continue; | |
aec1e845 AKS |
4189 | qlcnic_config_indev_addr(adapter, dev, event); |
4190 | } | |
43c00a75 | 4191 | rcu_read_unlock(); |
aec1e845 AKS |
4192 | } |
4193 | ||
af19b491 AKS |
4194 | static int qlcnic_netdev_event(struct notifier_block *this, |
4195 | unsigned long event, void *ptr) | |
4196 | { | |
4197 | struct qlcnic_adapter *adapter; | |
351638e7 | 4198 | struct net_device *dev = netdev_notifier_info_to_dev(ptr); |
af19b491 AKS |
4199 | |
4200 | recheck: | |
4201 | if (dev == NULL) | |
4202 | goto done; | |
4203 | ||
4204 | if (dev->priv_flags & IFF_802_1Q_VLAN) { | |
4205 | dev = vlan_dev_real_dev(dev); | |
4206 | goto recheck; | |
4207 | } | |
4208 | ||
4209 | if (!is_qlcnic_netdev(dev)) | |
4210 | goto done; | |
4211 | ||
4212 | adapter = netdev_priv(dev); | |
4213 | ||
4214 | if (!adapter) | |
4215 | goto done; | |
4216 | ||
8a15ad1f | 4217 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
af19b491 AKS |
4218 | goto done; |
4219 | ||
aec1e845 | 4220 | qlcnic_config_indev_addr(adapter, dev, event); |
af19b491 AKS |
4221 | done: |
4222 | return NOTIFY_DONE; | |
4223 | } | |
4224 | ||
4225 | static int | |
4226 | qlcnic_inetaddr_event(struct notifier_block *this, | |
4227 | unsigned long event, void *ptr) | |
4228 | { | |
4229 | struct qlcnic_adapter *adapter; | |
4230 | struct net_device *dev; | |
4231 | ||
4232 | struct in_ifaddr *ifa = (struct in_ifaddr *)ptr; | |
4233 | ||
4234 | dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL; | |
4235 | ||
4236 | recheck: | |
aec1e845 | 4237 | if (dev == NULL) |
af19b491 AKS |
4238 | goto done; |
4239 | ||
4240 | if (dev->priv_flags & IFF_802_1Q_VLAN) { | |
4241 | dev = vlan_dev_real_dev(dev); | |
4242 | goto recheck; | |
4243 | } | |
4244 | ||
4245 | if (!is_qlcnic_netdev(dev)) | |
4246 | goto done; | |
4247 | ||
4248 | adapter = netdev_priv(dev); | |
4249 | ||
251a84c9 | 4250 | if (!adapter) |
af19b491 AKS |
4251 | goto done; |
4252 | ||
8a15ad1f | 4253 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
af19b491 AKS |
4254 | goto done; |
4255 | ||
4256 | switch (event) { | |
4257 | case NETDEV_UP: | |
4258 | qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP); | |
13159183 | 4259 | |
af19b491 AKS |
4260 | break; |
4261 | case NETDEV_DOWN: | |
4262 | qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN); | |
13159183 | 4263 | |
af19b491 AKS |
4264 | break; |
4265 | default: | |
4266 | break; | |
4267 | } | |
4268 | ||
4269 | done: | |
4270 | return NOTIFY_DONE; | |
4271 | } | |
4272 | ||
4273 | static struct notifier_block qlcnic_netdev_cb = { | |
4274 | .notifier_call = qlcnic_netdev_event, | |
4275 | }; | |
4276 | ||
4277 | static struct notifier_block qlcnic_inetaddr_cb = { | |
4278 | .notifier_call = qlcnic_inetaddr_event, | |
4279 | }; | |
4280 | #else | |
f8ca2b6f | 4281 | void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event) |
af19b491 AKS |
4282 | { } |
4283 | #endif | |
fec9dd15 | 4284 | static const struct pci_error_handlers qlcnic_err_handler = { |
451724c8 SC |
4285 | .error_detected = qlcnic_io_error_detected, |
4286 | .slot_reset = qlcnic_io_slot_reset, | |
4287 | .resume = qlcnic_io_resume, | |
4288 | }; | |
af19b491 AKS |
4289 | |
4290 | static struct pci_driver qlcnic_driver = { | |
4291 | .name = qlcnic_driver_name, | |
4292 | .id_table = qlcnic_pci_tbl, | |
4293 | .probe = qlcnic_probe, | |
6bb58bb0 | 4294 | .remove = qlcnic_remove, |
af19b491 AKS |
4295 | #ifdef CONFIG_PM |
4296 | .suspend = qlcnic_suspend, | |
4297 | .resume = qlcnic_resume, | |
4298 | #endif | |
451724c8 | 4299 | .shutdown = qlcnic_shutdown, |
02feda17 RB |
4300 | .err_handler = &qlcnic_err_handler, |
4301 | #ifdef CONFIG_QLCNIC_SRIOV | |
4302 | .sriov_configure = qlcnic_pci_sriov_configure, | |
4303 | #endif | |
451724c8 | 4304 | |
af19b491 AKS |
4305 | }; |
4306 | ||
4307 | static int __init qlcnic_init_module(void) | |
4308 | { | |
0cf3a14c | 4309 | int ret; |
af19b491 AKS |
4310 | |
4311 | printk(KERN_INFO "%s\n", qlcnic_driver_string); | |
4312 | ||
4313 | #ifdef CONFIG_INET | |
4314 | register_netdevice_notifier(&qlcnic_netdev_cb); | |
4315 | register_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
4316 | #endif | |
4317 | ||
0cf3a14c AKS |
4318 | ret = pci_register_driver(&qlcnic_driver); |
4319 | if (ret) { | |
4320 | #ifdef CONFIG_INET | |
4321 | unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
4322 | unregister_netdevice_notifier(&qlcnic_netdev_cb); | |
4323 | #endif | |
4324 | } | |
af19b491 | 4325 | |
0cf3a14c | 4326 | return ret; |
af19b491 AKS |
4327 | } |
4328 | ||
4329 | module_init(qlcnic_init_module); | |
4330 | ||
4331 | static void __exit qlcnic_exit_module(void) | |
4332 | { | |
af19b491 AKS |
4333 | pci_unregister_driver(&qlcnic_driver); |
4334 | ||
4335 | #ifdef CONFIG_INET | |
4336 | unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
4337 | unregister_netdevice_notifier(&qlcnic_netdev_cb); | |
4338 | #endif | |
4339 | } | |
4340 | ||
4341 | module_exit(qlcnic_exit_module); |