Commit | Line | Data |
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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> | |
7e56cac4 | 10 | #include <linux/swab.h> |
af19b491 | 11 | #include <linux/dma-mapping.h> |
13159183 | 12 | #include <linux/if_vlan.h> |
af19b491 AKS |
13 | #include <net/ip.h> |
14 | #include <linux/ipv6.h> | |
15 | #include <linux/inetdevice.h> | |
451724c8 | 16 | #include <linux/aer.h> |
f94bc1e7 | 17 | #include <linux/log2.h> |
47caf255 | 18 | #include <linux/pci.h> |
2b3d7b75 | 19 | #include <net/vxlan.h> |
af19b491 | 20 | |
a930a463 HP |
21 | #include "qlcnic.h" |
22 | #include "qlcnic_sriov.h" | |
23 | #include "qlcnic_hw.h" | |
24 | ||
7f9a0c34 | 25 | MODULE_DESCRIPTION("QLogic 1/10 GbE Converged/Intelligent Ethernet Driver"); |
af19b491 AKS |
26 | MODULE_LICENSE("GPL"); |
27 | MODULE_VERSION(QLCNIC_LINUX_VERSIONID); | |
28 | MODULE_FIRMWARE(QLCNIC_UNIFIED_ROMIMAGE_NAME); | |
29 | ||
30 | char qlcnic_driver_name[] = "qlcnic"; | |
7f9a0c34 SV |
31 | static const char qlcnic_driver_string[] = "QLogic 1/10 GbE " |
32 | "Converged/Intelligent Ethernet Driver v" QLCNIC_LINUX_VERSIONID; | |
af19b491 | 33 | |
b5e5492c | 34 | static int qlcnic_mac_learn; |
b11a25aa | 35 | module_param(qlcnic_mac_learn, int, 0444); |
fe1adc6b JK |
36 | MODULE_PARM_DESC(qlcnic_mac_learn, |
37 | "Mac Filter (0=learning is disabled, 1=Driver learning is enabled, 2=FDB learning is enabled)"); | |
b5e5492c | 38 | |
629263ac | 39 | int qlcnic_use_msi = 1; |
9fd13331 | 40 | MODULE_PARM_DESC(use_msi, "MSI interrupt (0=disabled, 1=enabled)"); |
099f7aa7 | 41 | module_param_named(use_msi, qlcnic_use_msi, int, 0444); |
af19b491 | 42 | |
629263ac | 43 | int qlcnic_use_msi_x = 1; |
9fd13331 | 44 | MODULE_PARM_DESC(use_msi_x, "MSI-X interrupt (0=disabled, 1=enabled)"); |
099f7aa7 | 45 | module_param_named(use_msi_x, qlcnic_use_msi_x, int, 0444); |
af19b491 | 46 | |
629263ac | 47 | int qlcnic_auto_fw_reset = 1; |
9fd13331 | 48 | MODULE_PARM_DESC(auto_fw_reset, "Auto firmware reset (0=disabled, 1=enabled)"); |
099f7aa7 | 49 | module_param_named(auto_fw_reset, qlcnic_auto_fw_reset, int, 0644); |
af19b491 | 50 | |
629263ac | 51 | int qlcnic_load_fw_file; |
3ced0a88 | 52 | 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 | 53 | module_param_named(load_fw_file, qlcnic_load_fw_file, int, 0444); |
4d5bdb38 | 54 | |
1dd06ae8 | 55 | static int qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent); |
6bb58bb0 | 56 | static void qlcnic_remove(struct pci_dev *pdev); |
af19b491 AKS |
57 | static int qlcnic_open(struct net_device *netdev); |
58 | static int qlcnic_close(struct net_device *netdev); | |
af19b491 | 59 | static void qlcnic_tx_timeout(struct net_device *netdev); |
af19b491 AKS |
60 | static void qlcnic_attach_work(struct work_struct *work); |
61 | static void qlcnic_fwinit_work(struct work_struct *work); | |
af19b491 AKS |
62 | #ifdef CONFIG_NET_POLL_CONTROLLER |
63 | static void qlcnic_poll_controller(struct net_device *netdev); | |
64 | #endif | |
65 | ||
6df900e9 | 66 | static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding); |
af19b491 AKS |
67 | static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter); |
68 | ||
7eb9855d | 69 | static irqreturn_t qlcnic_tmp_intr(int irq, void *data); |
af19b491 AKS |
70 | static irqreturn_t qlcnic_intr(int irq, void *data); |
71 | static irqreturn_t qlcnic_msi_intr(int irq, void *data); | |
72 | static irqreturn_t qlcnic_msix_intr(int irq, void *data); | |
13159183 | 73 | static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data); |
af19b491 AKS |
74 | |
75 | static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev); | |
9f26f547 AC |
76 | static int qlcnic_start_firmware(struct qlcnic_adapter *); |
77 | ||
b5e5492c | 78 | static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter); |
9f26f547 | 79 | static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter *); |
9f26f547 | 80 | static int qlcnicvf_start_firmware(struct qlcnic_adapter *); |
80d5c368 PM |
81 | static int qlcnic_vlan_rx_add(struct net_device *, __be16, u16); |
82 | static int qlcnic_vlan_rx_del(struct net_device *, __be16, u16); | |
b9796a14 | 83 | |
21041400 | 84 | static int qlcnic_82xx_setup_intr(struct qlcnic_adapter *); |
85 | static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *, u32); | |
86 | static irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *); | |
87 | static pci_ers_result_t qlcnic_82xx_io_slot_reset(struct pci_dev *); | |
88 | static int qlcnic_82xx_start_firmware(struct qlcnic_adapter *); | |
89 | static void qlcnic_82xx_io_resume(struct pci_dev *); | |
90 | static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *); | |
91 | static pci_ers_result_t qlcnic_82xx_io_error_detected(struct pci_dev *, | |
92 | pci_channel_state_t); | |
13159183 SC |
93 | static u32 qlcnic_vlan_tx_check(struct qlcnic_adapter *adapter) |
94 | { | |
95 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
96 | ||
97 | if (adapter->pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X) | |
98 | return ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX; | |
99 | else | |
100 | return 1; | |
101 | } | |
102 | ||
af19b491 AKS |
103 | /* PCI Device ID Table */ |
104 | #define ENTRY(device) \ | |
105 | {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \ | |
106 | .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0} | |
107 | ||
9baa3c34 | 108 | static const struct pci_device_id qlcnic_pci_tbl[] = { |
af19b491 | 109 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X), |
13159183 | 110 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X), |
f8468331 | 111 | ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE834X), |
da286a6f SS |
112 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE8830), |
113 | ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE8C30), | |
15ca140f MC |
114 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE844X), |
115 | ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE844X), | |
af19b491 AKS |
116 | {0,} |
117 | }; | |
118 | ||
119 | MODULE_DEVICE_TABLE(pci, qlcnic_pci_tbl); | |
120 | ||
121 | ||
5ad6ff9d | 122 | inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring *tx_ring) |
af19b491 AKS |
123 | { |
124 | writel(tx_ring->producer, tx_ring->crb_cmd_producer); | |
af19b491 AKS |
125 | } |
126 | ||
127 | static const u32 msi_tgt_status[8] = { | |
128 | ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1, | |
129 | ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3, | |
130 | ISR_INT_TARGET_STATUS_F4, ISR_INT_TARGET_STATUS_F5, | |
131 | ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7 | |
132 | }; | |
133 | ||
7e2cf4fe SC |
134 | static const u32 qlcnic_reg_tbl[] = { |
135 | 0x1B20A8, /* PEG_HALT_STAT1 */ | |
136 | 0x1B20AC, /* PEG_HALT_STAT2 */ | |
137 | 0x1B20B0, /* FW_HEARTBEAT */ | |
138 | 0x1B2100, /* LOCK ID */ | |
139 | 0x1B2128, /* FW_CAPABILITIES */ | |
140 | 0x1B2138, /* drv active */ | |
141 | 0x1B2140, /* dev state */ | |
142 | 0x1B2144, /* drv state */ | |
143 | 0x1B2148, /* drv scratch */ | |
144 | 0x1B214C, /* dev partition info */ | |
145 | 0x1B2174, /* drv idc ver */ | |
146 | 0x1B2150, /* fw version major */ | |
147 | 0x1B2154, /* fw version minor */ | |
148 | 0x1B2158, /* fw version sub */ | |
149 | 0x1B219C, /* npar state */ | |
150 | 0x1B21FC, /* FW_IMG_VALID */ | |
151 | 0x1B2250, /* CMD_PEG_STATE */ | |
152 | 0x1B233C, /* RCV_PEG_STATE */ | |
153 | 0x1B23B4, /* ASIC TEMP */ | |
154 | 0x1B216C, /* FW api */ | |
155 | 0x1B2170, /* drv op mode */ | |
156 | 0x13C010, /* flash lock */ | |
157 | 0x13C014, /* flash unlock */ | |
158 | }; | |
159 | ||
22999798 | 160 | static const struct qlcnic_board_info qlcnic_boards[] = { |
15ca140f MC |
161 | { PCI_VENDOR_ID_QLOGIC, |
162 | PCI_DEVICE_ID_QLOGIC_QLE844X, | |
163 | 0x0, | |
164 | 0x0, | |
165 | "8400 series 10GbE Converged Network Adapter (TCP/IP Networking)" }, | |
e386cd4a HM |
166 | { PCI_VENDOR_ID_QLOGIC, |
167 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
168 | PCI_VENDOR_ID_QLOGIC, | |
169 | 0x24e, | |
170 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
171 | "(TCP/IP Networking)" }, | |
172 | { PCI_VENDOR_ID_QLOGIC, | |
173 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
174 | PCI_VENDOR_ID_QLOGIC, | |
175 | 0x243, | |
176 | "8300 Series Single Port 10GbE Converged Network Adapter " | |
177 | "(TCP/IP Networking)" }, | |
178 | { PCI_VENDOR_ID_QLOGIC, | |
179 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
180 | PCI_VENDOR_ID_QLOGIC, | |
181 | 0x24a, | |
182 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
183 | "(TCP/IP Networking)" }, | |
184 | { PCI_VENDOR_ID_QLOGIC, | |
185 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
186 | PCI_VENDOR_ID_QLOGIC, | |
187 | 0x246, | |
188 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
189 | "(TCP/IP Networking)" }, | |
190 | { PCI_VENDOR_ID_QLOGIC, | |
191 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
192 | PCI_VENDOR_ID_QLOGIC, | |
193 | 0x252, | |
194 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
195 | "(TCP/IP Networking)" }, | |
196 | { PCI_VENDOR_ID_QLOGIC, | |
197 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
198 | PCI_VENDOR_ID_QLOGIC, | |
199 | 0x26e, | |
200 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
201 | "(TCP/IP Networking)" }, | |
202 | { PCI_VENDOR_ID_QLOGIC, | |
203 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
204 | PCI_VENDOR_ID_QLOGIC, | |
205 | 0x260, | |
206 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
207 | "(TCP/IP Networking)" }, | |
208 | { PCI_VENDOR_ID_QLOGIC, | |
209 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
210 | PCI_VENDOR_ID_QLOGIC, | |
211 | 0x266, | |
212 | "8300 Series Single Port 10GbE Converged Network Adapter " | |
213 | "(TCP/IP Networking)" }, | |
214 | { PCI_VENDOR_ID_QLOGIC, | |
215 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
216 | PCI_VENDOR_ID_QLOGIC, | |
217 | 0x269, | |
218 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
219 | "(TCP/IP Networking)" }, | |
220 | { PCI_VENDOR_ID_QLOGIC, | |
221 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
222 | PCI_VENDOR_ID_QLOGIC, | |
223 | 0x271, | |
224 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
225 | "(TCP/IP Networking)" }, | |
226 | { PCI_VENDOR_ID_QLOGIC, | |
227 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
228 | 0x0, 0x0, "8300 Series 1/10GbE Controller" }, | |
40e2b8ed SS |
229 | { PCI_VENDOR_ID_QLOGIC, |
230 | PCI_DEVICE_ID_QLOGIC_QLE8830, | |
231 | 0x0, | |
232 | 0x0, | |
233 | "8830 Series 1/10GbE Controller" }, | |
e386cd4a HM |
234 | { PCI_VENDOR_ID_QLOGIC, |
235 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
236 | PCI_VENDOR_ID_QLOGIC, | |
237 | 0x203, | |
238 | "8200 Series Single Port 10GbE Converged Network Adapter" | |
239 | "(TCP/IP Networking)" }, | |
240 | { PCI_VENDOR_ID_QLOGIC, | |
241 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
242 | PCI_VENDOR_ID_QLOGIC, | |
243 | 0x207, | |
244 | "8200 Series Dual Port 10GbE Converged Network Adapter" | |
245 | "(TCP/IP Networking)" }, | |
246 | { PCI_VENDOR_ID_QLOGIC, | |
247 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
248 | PCI_VENDOR_ID_QLOGIC, | |
249 | 0x20b, | |
250 | "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter" }, | |
251 | { PCI_VENDOR_ID_QLOGIC, | |
252 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
253 | PCI_VENDOR_ID_QLOGIC, | |
254 | 0x20c, | |
255 | "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter" }, | |
256 | { PCI_VENDOR_ID_QLOGIC, | |
257 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
258 | PCI_VENDOR_ID_QLOGIC, | |
259 | 0x20f, | |
260 | "3200 Series Single Port 10Gb Intelligent Ethernet Adapter" }, | |
261 | { PCI_VENDOR_ID_QLOGIC, | |
262 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
263 | 0x103c, 0x3733, | |
264 | "NC523SFP 10Gb 2-port Server Adapter" }, | |
265 | { PCI_VENDOR_ID_QLOGIC, | |
266 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
267 | 0x103c, 0x3346, | |
268 | "CN1000Q Dual Port Converged Network Adapter" }, | |
269 | { PCI_VENDOR_ID_QLOGIC, | |
270 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
271 | PCI_VENDOR_ID_QLOGIC, | |
272 | 0x210, | |
273 | "QME8242-k 10GbE Dual Port Mezzanine Card" }, | |
274 | { PCI_VENDOR_ID_QLOGIC, | |
275 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
276 | 0x0, 0x0, "cLOM8214 1/10GbE Controller" }, | |
22999798 SC |
277 | }; |
278 | ||
279 | #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards) | |
280 | ||
af19b491 AKS |
281 | static const |
282 | struct qlcnic_legacy_intr_set legacy_intr[] = QLCNIC_LEGACY_INTR_CONFIG; | |
283 | ||
c70001a9 | 284 | int qlcnic_alloc_sds_rings(struct qlcnic_recv_context *recv_ctx, int count) |
af19b491 AKS |
285 | { |
286 | int size = sizeof(struct qlcnic_host_sds_ring) * count; | |
287 | ||
288 | recv_ctx->sds_rings = kzalloc(size, GFP_KERNEL); | |
289 | ||
807540ba | 290 | return recv_ctx->sds_rings == NULL; |
af19b491 AKS |
291 | } |
292 | ||
c70001a9 | 293 | void qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx) |
af19b491 | 294 | { |
7061b2bd | 295 | kfree(recv_ctx->sds_rings); |
af19b491 AKS |
296 | recv_ctx->sds_rings = NULL; |
297 | } | |
298 | ||
f8468331 | 299 | int qlcnic_read_mac_addr(struct qlcnic_adapter *adapter) |
af19b491 | 300 | { |
af19b491 AKS |
301 | struct net_device *netdev = adapter->netdev; |
302 | struct pci_dev *pdev = adapter->pdev; | |
07a251c8 SS |
303 | u8 mac_addr[ETH_ALEN]; |
304 | int ret; | |
af19b491 | 305 | |
07a251c8 SS |
306 | ret = qlcnic_get_mac_address(adapter, mac_addr, |
307 | adapter->ahw->pci_func); | |
308 | if (ret) | |
309 | return ret; | |
af19b491 | 310 | |
2e9d722d | 311 | memcpy(netdev->dev_addr, mac_addr, ETH_ALEN); |
af19b491 AKS |
312 | memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len); |
313 | ||
314 | /* set station address */ | |
315 | ||
aaeb6cdf | 316 | if (!is_valid_ether_addr(netdev->dev_addr)) |
af19b491 AKS |
317 | dev_warn(&pdev->dev, "Bad MAC address %pM.\n", |
318 | netdev->dev_addr); | |
319 | ||
320 | return 0; | |
321 | } | |
322 | ||
cffe52f3 MC |
323 | static void qlcnic_delete_adapter_mac(struct qlcnic_adapter *adapter) |
324 | { | |
154d0c81 | 325 | struct qlcnic_mac_vlan_list *cur; |
cffe52f3 MC |
326 | struct list_head *head; |
327 | ||
328 | list_for_each(head, &adapter->mac_list) { | |
154d0c81 | 329 | cur = list_entry(head, struct qlcnic_mac_vlan_list, list); |
6878f79a | 330 | if (ether_addr_equal_unaligned(adapter->mac_addr, cur->mac_addr)) { |
cffe52f3 MC |
331 | qlcnic_sre_macaddr_change(adapter, cur->mac_addr, |
332 | 0, QLCNIC_MAC_DEL); | |
333 | list_del(&cur->list); | |
334 | kfree(cur); | |
335 | return; | |
336 | } | |
337 | } | |
338 | } | |
339 | ||
af19b491 AKS |
340 | static int qlcnic_set_mac(struct net_device *netdev, void *p) |
341 | { | |
342 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
343 | struct sockaddr *addr = p; | |
344 | ||
7cb03b23 RB |
345 | if (qlcnic_sriov_vf_check(adapter)) |
346 | return -EINVAL; | |
347 | ||
7373373d RB |
348 | if ((adapter->flags & QLCNIC_MAC_OVERRIDE_DISABLED)) |
349 | return -EOPNOTSUPP; | |
350 | ||
af19b491 | 351 | if (!is_valid_ether_addr(addr->sa_data)) |
13159183 | 352 | return -EINVAL; |
af19b491 | 353 | |
e824de8a JW |
354 | if (ether_addr_equal_unaligned(adapter->mac_addr, addr->sa_data) && |
355 | ether_addr_equal_unaligned(netdev->dev_addr, addr->sa_data)) | |
cffe52f3 MC |
356 | return 0; |
357 | ||
8a15ad1f | 358 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { |
af19b491 AKS |
359 | netif_device_detach(netdev); |
360 | qlcnic_napi_disable(adapter); | |
361 | } | |
362 | ||
cffe52f3 | 363 | qlcnic_delete_adapter_mac(adapter); |
af19b491 AKS |
364 | memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len); |
365 | memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); | |
366 | qlcnic_set_multi(adapter->netdev); | |
367 | ||
8a15ad1f | 368 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { |
af19b491 AKS |
369 | netif_device_attach(netdev); |
370 | qlcnic_napi_enable(adapter); | |
371 | } | |
372 | return 0; | |
373 | } | |
374 | ||
1690be63 | 375 | static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[], |
f6f6424b JP |
376 | struct net_device *netdev, |
377 | const unsigned char *addr, u16 vid) | |
fe1adc6b JK |
378 | { |
379 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
380 | int err = -EOPNOTSUPP; | |
381 | ||
3e5c112f | 382 | if (!adapter->fdb_mac_learn) |
f6f6424b | 383 | return ndo_dflt_fdb_del(ndm, tb, netdev, addr, vid); |
fe1adc6b | 384 | |
d747c333 RB |
385 | if ((adapter->flags & QLCNIC_ESWITCH_ENABLED) || |
386 | qlcnic_sriov_check(adapter)) { | |
52e493d0 JK |
387 | if (is_unicast_ether_addr(addr)) { |
388 | err = dev_uc_del(netdev, addr); | |
389 | if (!err) | |
390 | err = qlcnic_nic_del_mac(adapter, addr); | |
391 | } else if (is_multicast_ether_addr(addr)) { | |
fe1adc6b | 392 | err = dev_mc_del(netdev, addr); |
52e493d0 | 393 | } else { |
fe1adc6b | 394 | err = -EINVAL; |
52e493d0 | 395 | } |
fe1adc6b JK |
396 | } |
397 | return err; | |
398 | } | |
399 | ||
400 | static int qlcnic_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], | |
401 | struct net_device *netdev, | |
f6f6424b | 402 | const unsigned char *addr, u16 vid, u16 flags) |
fe1adc6b JK |
403 | { |
404 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
405 | int err = 0; | |
406 | ||
3e5c112f | 407 | if (!adapter->fdb_mac_learn) |
f6f6424b | 408 | return ndo_dflt_fdb_add(ndm, tb, netdev, addr, vid, flags); |
fe1adc6b | 409 | |
d747c333 RB |
410 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) && |
411 | !qlcnic_sriov_check(adapter)) { | |
fe1adc6b JK |
412 | pr_info("%s: FDB e-switch is not enabled\n", __func__); |
413 | return -EOPNOTSUPP; | |
414 | } | |
415 | ||
416 | if (ether_addr_equal(addr, adapter->mac_addr)) | |
417 | return err; | |
418 | ||
52e493d0 JK |
419 | if (is_unicast_ether_addr(addr)) { |
420 | if (netdev_uc_count(netdev) < adapter->ahw->max_uc_count) | |
421 | err = dev_uc_add_excl(netdev, addr); | |
422 | else | |
423 | err = -ENOMEM; | |
424 | } else if (is_multicast_ether_addr(addr)) { | |
fe1adc6b | 425 | err = dev_mc_add_excl(netdev, addr); |
52e493d0 | 426 | } else { |
fe1adc6b | 427 | err = -EINVAL; |
52e493d0 | 428 | } |
fe1adc6b JK |
429 | |
430 | return err; | |
431 | } | |
432 | ||
433 | static int qlcnic_fdb_dump(struct sk_buff *skb, struct netlink_callback *ncb, | |
5d5eacb3 | 434 | struct net_device *netdev, |
d297653d | 435 | struct net_device *filter_dev, int *idx) |
fe1adc6b JK |
436 | { |
437 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
d297653d | 438 | int err = 0; |
fe1adc6b | 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)) | |
d297653d | 445 | err = ndo_dflt_fdb_dump(skb, ncb, netdev, filter_dev, idx); |
fe1adc6b | 446 | |
d297653d | 447 | return err; |
fe1adc6b JK |
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 | ||
2b3d7b75 | 476 | static void qlcnic_add_vxlan_port(struct net_device *netdev, |
5e44f8e2 | 477 | struct udp_tunnel_info *ti) |
2b3d7b75 SS |
478 | { |
479 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
480 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
481 | ||
5e44f8e2 AD |
482 | if (ti->type != UDP_TUNNEL_TYPE_VXLAN) |
483 | return; | |
484 | ||
2b3d7b75 SS |
485 | /* Adapter supports only one VXLAN port. Use very first port |
486 | * for enabling offload | |
487 | */ | |
378fddc2 | 488 | if (!qlcnic_encap_rx_offload(adapter)) |
2b3d7b75 | 489 | return; |
378fddc2 JB |
490 | if (!ahw->vxlan_port_count) { |
491 | ahw->vxlan_port_count = 1; | |
5e44f8e2 | 492 | ahw->vxlan_port = ntohs(ti->port); |
378fddc2 JB |
493 | adapter->flags |= QLCNIC_ADD_VXLAN_PORT; |
494 | return; | |
495 | } | |
5e44f8e2 | 496 | if (ahw->vxlan_port == ntohs(ti->port)) |
378fddc2 | 497 | ahw->vxlan_port_count++; |
2b3d7b75 | 498 | |
2b3d7b75 SS |
499 | } |
500 | ||
501 | static void qlcnic_del_vxlan_port(struct net_device *netdev, | |
5e44f8e2 | 502 | struct udp_tunnel_info *ti) |
2b3d7b75 SS |
503 | { |
504 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
505 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
506 | ||
5e44f8e2 AD |
507 | if (ti->type != UDP_TUNNEL_TYPE_VXLAN) |
508 | return; | |
509 | ||
378fddc2 | 510 | if (!qlcnic_encap_rx_offload(adapter) || !ahw->vxlan_port_count || |
5e44f8e2 | 511 | (ahw->vxlan_port != ntohs(ti->port))) |
2b3d7b75 SS |
512 | return; |
513 | ||
378fddc2 JB |
514 | ahw->vxlan_port_count--; |
515 | if (!ahw->vxlan_port_count) | |
516 | adapter->flags |= QLCNIC_DEL_VXLAN_PORT; | |
2b3d7b75 | 517 | } |
795a05c1 | 518 | |
5f35227e JG |
519 | static netdev_features_t qlcnic_features_check(struct sk_buff *skb, |
520 | struct net_device *dev, | |
521 | netdev_features_t features) | |
795a05c1 | 522 | { |
8cb65d00 | 523 | features = vlan_features_check(skb, features); |
5f35227e | 524 | return vxlan_features_check(skb, features); |
795a05c1 | 525 | } |
2b3d7b75 | 526 | |
af19b491 AKS |
527 | static const struct net_device_ops qlcnic_netdev_ops = { |
528 | .ndo_open = qlcnic_open, | |
529 | .ndo_stop = qlcnic_close, | |
530 | .ndo_start_xmit = qlcnic_xmit_frame, | |
531 | .ndo_get_stats = qlcnic_get_stats, | |
532 | .ndo_validate_addr = eth_validate_addr, | |
afc4b13d | 533 | .ndo_set_rx_mode = qlcnic_set_multi, |
af19b491 AKS |
534 | .ndo_set_mac_address = qlcnic_set_mac, |
535 | .ndo_change_mtu = qlcnic_change_mtu, | |
135d84a9 MM |
536 | .ndo_fix_features = qlcnic_fix_features, |
537 | .ndo_set_features = qlcnic_set_features, | |
af19b491 | 538 | .ndo_tx_timeout = qlcnic_tx_timeout, |
b9796a14 AC |
539 | .ndo_vlan_rx_add_vid = qlcnic_vlan_rx_add, |
540 | .ndo_vlan_rx_kill_vid = qlcnic_vlan_rx_del, | |
fe1adc6b JK |
541 | .ndo_fdb_add = qlcnic_fdb_add, |
542 | .ndo_fdb_del = qlcnic_fdb_del, | |
543 | .ndo_fdb_dump = qlcnic_fdb_dump, | |
07a251c8 | 544 | .ndo_get_phys_port_id = qlcnic_get_phys_port_id, |
5e44f8e2 AD |
545 | .ndo_udp_tunnel_add = qlcnic_add_vxlan_port, |
546 | .ndo_udp_tunnel_del = qlcnic_del_vxlan_port, | |
5f35227e | 547 | .ndo_features_check = qlcnic_features_check, |
af19b491 AKS |
548 | #ifdef CONFIG_NET_POLL_CONTROLLER |
549 | .ndo_poll_controller = qlcnic_poll_controller, | |
550 | #endif | |
4000e7a7 RB |
551 | #ifdef CONFIG_QLCNIC_SRIOV |
552 | .ndo_set_vf_mac = qlcnic_sriov_set_vf_mac, | |
ed616689 | 553 | .ndo_set_vf_rate = qlcnic_sriov_set_vf_tx_rate, |
4000e7a7 | 554 | .ndo_get_vf_config = qlcnic_sriov_get_vf_config, |
91b7282b | 555 | .ndo_set_vf_vlan = qlcnic_sriov_set_vf_vlan, |
a80be5a5 | 556 | .ndo_set_vf_spoofchk = qlcnic_sriov_set_vf_spoofchk, |
4000e7a7 | 557 | #endif |
af19b491 AKS |
558 | }; |
559 | ||
b43e5ee7 SC |
560 | static const struct net_device_ops qlcnic_netdev_failed_ops = { |
561 | .ndo_open = qlcnic_open, | |
562 | }; | |
563 | ||
2e9d722d | 564 | static struct qlcnic_nic_template qlcnic_ops = { |
7e2cf4fe SC |
565 | .config_bridged_mode = qlcnic_config_bridged_mode, |
566 | .config_led = qlcnic_82xx_config_led, | |
567 | .start_firmware = qlcnic_82xx_start_firmware, | |
568 | .request_reset = qlcnic_82xx_dev_request_reset, | |
569 | .cancel_idc_work = qlcnic_82xx_cancel_idc_work, | |
570 | .napi_add = qlcnic_82xx_napi_add, | |
4be41e92 | 571 | .napi_del = qlcnic_82xx_napi_del, |
7e2cf4fe | 572 | .config_ipaddr = qlcnic_82xx_config_ipaddr, |
486a5bc7 RB |
573 | .shutdown = qlcnic_82xx_shutdown, |
574 | .resume = qlcnic_82xx_resume, | |
7e2cf4fe SC |
575 | .clear_legacy_intr = qlcnic_82xx_clear_legacy_intr, |
576 | }; | |
577 | ||
578 | struct qlcnic_nic_template qlcnic_vf_ops = { | |
579 | .config_bridged_mode = qlcnicvf_config_bridged_mode, | |
580 | .config_led = qlcnicvf_config_led, | |
581 | .start_firmware = qlcnicvf_start_firmware | |
9f26f547 AC |
582 | }; |
583 | ||
7e2cf4fe SC |
584 | static struct qlcnic_hardware_ops qlcnic_hw_ops = { |
585 | .read_crb = qlcnic_82xx_read_crb, | |
586 | .write_crb = qlcnic_82xx_write_crb, | |
587 | .read_reg = qlcnic_82xx_hw_read_wx_2M, | |
588 | .write_reg = qlcnic_82xx_hw_write_wx_2M, | |
589 | .get_mac_address = qlcnic_82xx_get_mac_address, | |
590 | .setup_intr = qlcnic_82xx_setup_intr, | |
591 | .alloc_mbx_args = qlcnic_82xx_alloc_mbx_args, | |
592 | .mbx_cmd = qlcnic_82xx_issue_cmd, | |
593 | .get_func_no = qlcnic_82xx_get_func_no, | |
594 | .api_lock = qlcnic_82xx_api_lock, | |
595 | .api_unlock = qlcnic_82xx_api_unlock, | |
596 | .add_sysfs = qlcnic_82xx_add_sysfs, | |
597 | .remove_sysfs = qlcnic_82xx_remove_sysfs, | |
598 | .process_lb_rcv_ring_diag = qlcnic_82xx_process_rcv_ring_diag, | |
599 | .create_rx_ctx = qlcnic_82xx_fw_cmd_create_rx_ctx, | |
600 | .create_tx_ctx = qlcnic_82xx_fw_cmd_create_tx_ctx, | |
7cb03b23 RB |
601 | .del_rx_ctx = qlcnic_82xx_fw_cmd_del_rx_ctx, |
602 | .del_tx_ctx = qlcnic_82xx_fw_cmd_del_tx_ctx, | |
7e2cf4fe SC |
603 | .setup_link_event = qlcnic_82xx_linkevent_request, |
604 | .get_nic_info = qlcnic_82xx_get_nic_info, | |
605 | .get_pci_info = qlcnic_82xx_get_pci_info, | |
606 | .set_nic_info = qlcnic_82xx_set_nic_info, | |
607 | .change_macvlan = qlcnic_82xx_sre_macaddr_change, | |
608 | .napi_enable = qlcnic_82xx_napi_enable, | |
609 | .napi_disable = qlcnic_82xx_napi_disable, | |
610 | .config_intr_coal = qlcnic_82xx_config_intr_coalesce, | |
611 | .config_rss = qlcnic_82xx_config_rss, | |
612 | .config_hw_lro = qlcnic_82xx_config_hw_lro, | |
613 | .config_loopback = qlcnic_82xx_set_lb_mode, | |
614 | .clear_loopback = qlcnic_82xx_clear_lb_mode, | |
615 | .config_promisc_mode = qlcnic_82xx_nic_set_promisc, | |
616 | .change_l2_filter = qlcnic_82xx_change_filter, | |
617 | .get_board_info = qlcnic_82xx_get_board_info, | |
52e493d0 | 618 | .set_mac_filter_count = qlcnic_82xx_set_mac_filter_count, |
91b7282b | 619 | .free_mac_list = qlcnic_82xx_free_mac_list, |
07a251c8 | 620 | .read_phys_port_id = qlcnic_82xx_read_phys_port_id, |
4460f2e8 PP |
621 | .io_error_detected = qlcnic_82xx_io_error_detected, |
622 | .io_slot_reset = qlcnic_82xx_io_slot_reset, | |
623 | .io_resume = qlcnic_82xx_io_resume, | |
a0431589 | 624 | .get_beacon_state = qlcnic_82xx_get_beacon_state, |
2cc5752e M |
625 | .enable_sds_intr = qlcnic_82xx_enable_sds_intr, |
626 | .disable_sds_intr = qlcnic_82xx_disable_sds_intr, | |
627 | .enable_tx_intr = qlcnic_82xx_enable_tx_intr, | |
628 | .disable_tx_intr = qlcnic_82xx_disable_tx_intr, | |
225837a0 SS |
629 | .get_saved_state = qlcnic_82xx_get_saved_state, |
630 | .set_saved_state = qlcnic_82xx_set_saved_state, | |
631 | .cache_tmpl_hdr_values = qlcnic_82xx_cache_tmpl_hdr_values, | |
632 | .get_cap_size = qlcnic_82xx_get_cap_size, | |
633 | .set_sys_info = qlcnic_82xx_set_sys_info, | |
634 | .store_cap_mask = qlcnic_82xx_store_cap_mask, | |
2e9d722d AC |
635 | }; |
636 | ||
34e8c406 | 637 | static int qlcnic_check_multi_tx_capability(struct qlcnic_adapter *adapter) |
012ec812 HM |
638 | { |
639 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
012ec812 | 640 | |
34e8c406 | 641 | if (qlcnic_82xx_check(adapter) && |
012ec812 | 642 | (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_2_MULTI_TX)) { |
34e8c406 HM |
643 | test_and_set_bit(__QLCNIC_MULTI_TX_UNIQUE, &adapter->state); |
644 | return 0; | |
012ec812 | 645 | } else { |
34e8c406 | 646 | return 1; |
012ec812 HM |
647 | } |
648 | } | |
649 | ||
34e8c406 HM |
650 | static int qlcnic_max_rings(struct qlcnic_adapter *adapter, u8 ring_cnt, |
651 | int queue_type) | |
652 | { | |
653 | int num_rings, max_rings = QLCNIC_MAX_SDS_RINGS; | |
654 | ||
655 | if (queue_type == QLCNIC_RX_QUEUE) | |
656 | max_rings = adapter->max_sds_rings; | |
657 | else if (queue_type == QLCNIC_TX_QUEUE) | |
658 | max_rings = adapter->max_tx_rings; | |
659 | ||
660 | num_rings = rounddown_pow_of_two(min_t(int, num_online_cpus(), | |
661 | max_rings)); | |
662 | ||
663 | if (ring_cnt > num_rings) | |
664 | return num_rings; | |
665 | else | |
666 | return ring_cnt; | |
667 | } | |
668 | ||
669 | void qlcnic_set_tx_ring_count(struct qlcnic_adapter *adapter, u8 tx_cnt) | |
670 | { | |
671 | /* 83xx adapter does not have max_tx_rings intialized in probe */ | |
672 | if (adapter->max_tx_rings) | |
673 | adapter->drv_tx_rings = qlcnic_max_rings(adapter, tx_cnt, | |
674 | QLCNIC_TX_QUEUE); | |
675 | else | |
676 | adapter->drv_tx_rings = tx_cnt; | |
34e8c406 HM |
677 | } |
678 | ||
679 | void qlcnic_set_sds_ring_count(struct qlcnic_adapter *adapter, u8 rx_cnt) | |
680 | { | |
681 | /* 83xx adapter does not have max_sds_rings intialized in probe */ | |
682 | if (adapter->max_sds_rings) | |
683 | adapter->drv_sds_rings = qlcnic_max_rings(adapter, rx_cnt, | |
684 | QLCNIC_RX_QUEUE); | |
685 | else | |
686 | adapter->drv_sds_rings = rx_cnt; | |
34e8c406 HM |
687 | } |
688 | ||
cb9327d5 | 689 | int qlcnic_setup_tss_rss_intr(struct qlcnic_adapter *adapter) |
af19b491 | 690 | { |
af19b491 | 691 | struct pci_dev *pdev = adapter->pdev; |
cb9327d5 HM |
692 | int num_msix = 0, err = 0, vector; |
693 | ||
694 | adapter->flags &= ~QLCNIC_TSS_RSS; | |
695 | ||
696 | if (adapter->drv_tss_rings > 0) | |
697 | num_msix += adapter->drv_tss_rings; | |
698 | else | |
699 | num_msix += adapter->drv_tx_rings; | |
700 | ||
8564ae09 | 701 | if (adapter->drv_rss_rings > 0) |
cb9327d5 HM |
702 | num_msix += adapter->drv_rss_rings; |
703 | else | |
704 | num_msix += adapter->drv_sds_rings; | |
705 | ||
706 | if (qlcnic_83xx_check(adapter)) | |
707 | num_msix += 1; | |
708 | ||
709 | if (!adapter->msix_entries) { | |
710 | adapter->msix_entries = kcalloc(num_msix, | |
711 | sizeof(struct msix_entry), | |
712 | GFP_KERNEL); | |
713 | if (!adapter->msix_entries) | |
714 | return -ENOMEM; | |
715 | } | |
716 | ||
cb9327d5 HM |
717 | for (vector = 0; vector < num_msix; vector++) |
718 | adapter->msix_entries[vector].entry = vector; | |
719 | ||
8564ae09 | 720 | restore: |
f7167750 AG |
721 | err = pci_enable_msix_exact(pdev, adapter->msix_entries, num_msix); |
722 | if (err == -ENOSPC) { | |
8564ae09 | 723 | if (!adapter->drv_tss_rings && !adapter->drv_rss_rings) |
f7167750 | 724 | return err; |
da6c8063 | 725 | |
cb9327d5 HM |
726 | netdev_info(adapter->netdev, |
727 | "Unable to allocate %d MSI-X vectors, Available vectors %d\n", | |
728 | num_msix, err); | |
729 | ||
730 | num_msix = adapter->drv_tx_rings + adapter->drv_sds_rings; | |
731 | ||
732 | /* Set rings to 0 so we can restore original TSS/RSS count */ | |
733 | adapter->drv_tss_rings = 0; | |
734 | adapter->drv_rss_rings = 0; | |
735 | ||
736 | if (qlcnic_83xx_check(adapter)) | |
737 | num_msix += 1; | |
738 | ||
739 | netdev_info(adapter->netdev, | |
740 | "Restoring %d Tx, %d SDS rings for total %d vectors.\n", | |
741 | adapter->drv_tx_rings, adapter->drv_sds_rings, | |
742 | num_msix); | |
cb9327d5 | 743 | |
8564ae09 AG |
744 | goto restore; |
745 | } else if (err < 0) { | |
746 | return err; | |
da6c8063 | 747 | } |
13159183 | 748 | |
8564ae09 AG |
749 | adapter->ahw->num_msix = num_msix; |
750 | if (adapter->drv_tss_rings > 0) | |
751 | adapter->drv_tx_rings = adapter->drv_tss_rings; | |
752 | ||
753 | if (adapter->drv_rss_rings > 0) | |
754 | adapter->drv_sds_rings = adapter->drv_rss_rings; | |
755 | ||
756 | return 0; | |
cb9327d5 HM |
757 | } |
758 | ||
759 | int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix) | |
760 | { | |
761 | struct pci_dev *pdev = adapter->pdev; | |
74a1fa45 | 762 | int err, vector; |
cb9327d5 | 763 | |
13159183 SC |
764 | if (!adapter->msix_entries) { |
765 | adapter->msix_entries = kcalloc(num_msix, | |
766 | sizeof(struct msix_entry), | |
767 | GFP_KERNEL); | |
b2adaca9 | 768 | if (!adapter->msix_entries) |
13159183 | 769 | return -ENOMEM; |
13159183 | 770 | } |
af19b491 | 771 | |
af19b491 | 772 | adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED); |
af19b491 | 773 | |
79788450 | 774 | if (adapter->ahw->msix_supported) { |
cb9327d5 HM |
775 | enable_msix: |
776 | for (vector = 0; vector < num_msix; vector++) | |
777 | adapter->msix_entries[vector].entry = vector; | |
778 | ||
9732ec06 AG |
779 | err = pci_enable_msix_range(pdev, |
780 | adapter->msix_entries, 1, num_msix); | |
781 | ||
782 | if (err == num_msix) { | |
af19b491 | 783 | adapter->flags |= QLCNIC_MSIX_ENABLED; |
cb9327d5 | 784 | adapter->ahw->num_msix = num_msix; |
af19b491 | 785 | dev_info(&pdev->dev, "using msi-x interrupts\n"); |
74a1fa45 | 786 | return 0; |
13159183 | 787 | } else if (err > 0) { |
9732ec06 AG |
788 | pci_disable_msix(pdev); |
789 | ||
13159183 | 790 | dev_info(&pdev->dev, |
cb9327d5 HM |
791 | "Unable to allocate %d MSI-X vectors, Available vectors %d\n", |
792 | num_msix, err); | |
793 | ||
794 | if (qlcnic_82xx_check(adapter)) { | |
13159183 | 795 | num_msix = rounddown_pow_of_two(err); |
cb9327d5 | 796 | if (err < QLCNIC_82XX_MINIMUM_VECTOR) |
74a1fa45 | 797 | return -ENOSPC; |
13159183 | 798 | } else { |
cb9327d5 HM |
799 | num_msix = rounddown_pow_of_two(err - 1); |
800 | num_msix += 1; | |
801 | if (err < QLCNIC_83XX_MINIMUM_VECTOR) | |
74a1fa45 | 802 | return -ENOSPC; |
cb9327d5 HM |
803 | } |
804 | ||
805 | if (qlcnic_82xx_check(adapter) && | |
806 | !qlcnic_check_multi_tx(adapter)) { | |
807 | adapter->drv_sds_rings = num_msix; | |
808 | adapter->drv_tx_rings = QLCNIC_SINGLE_RING; | |
809 | } else { | |
810 | /* Distribute vectors equally */ | |
811 | adapter->drv_tx_rings = num_msix / 2; | |
812 | adapter->drv_sds_rings = adapter->drv_tx_rings; | |
13159183 SC |
813 | } |
814 | ||
815 | if (num_msix) { | |
816 | dev_info(&pdev->dev, | |
dce056cb | 817 | "Trying to allocate %d MSI-X interrupt vectors\n", |
13159183 | 818 | num_msix); |
f94bc1e7 | 819 | goto enable_msix; |
13159183 SC |
820 | } |
821 | } else { | |
dce056cb | 822 | dev_info(&pdev->dev, |
cb9327d5 HM |
823 | "Unable to allocate %d MSI-X vectors, err=%d\n", |
824 | num_msix, err); | |
825 | return err; | |
f94bc1e7 SC |
826 | } |
827 | } | |
13159183 | 828 | |
74a1fa45 | 829 | return -EIO; |
f94bc1e7 | 830 | } |
af19b491 | 831 | |
cb9327d5 HM |
832 | static int qlcnic_82xx_calculate_msix_vector(struct qlcnic_adapter *adapter) |
833 | { | |
834 | int num_msix; | |
835 | ||
836 | num_msix = adapter->drv_sds_rings; | |
837 | ||
838 | if (qlcnic_check_multi_tx(adapter)) | |
839 | num_msix += adapter->drv_tx_rings; | |
840 | else | |
841 | num_msix += QLCNIC_SINGLE_RING; | |
842 | ||
843 | return num_msix; | |
844 | } | |
845 | ||
9a97e705 | 846 | static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter) |
f94bc1e7 | 847 | { |
9a97e705 | 848 | int err = 0; |
15087c2b | 849 | u32 offset, mask_reg; |
f94bc1e7 | 850 | const struct qlcnic_legacy_intr_set *legacy_intrp; |
15087c2b | 851 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
f94bc1e7 | 852 | struct pci_dev *pdev = adapter->pdev; |
af19b491 | 853 | |
099f7aa7 | 854 | if (qlcnic_use_msi && !pci_enable_msi(pdev)) { |
af19b491 | 855 | adapter->flags |= QLCNIC_MSI_ENABLED; |
15087c2b SC |
856 | offset = msi_tgt_status[adapter->ahw->pci_func]; |
857 | adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter->ahw, | |
858 | offset); | |
af19b491 AKS |
859 | dev_info(&pdev->dev, "using msi interrupts\n"); |
860 | adapter->msix_entries[0].vector = pdev->irq; | |
9a97e705 | 861 | return err; |
af19b491 | 862 | } |
012ec812 | 863 | |
9a97e705 M |
864 | if (qlcnic_use_msi || qlcnic_use_msi_x) |
865 | return -EOPNOTSUPP; | |
af19b491 | 866 | |
f94bc1e7 | 867 | legacy_intrp = &legacy_intr[adapter->ahw->pci_func]; |
79788450 | 868 | adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit; |
15087c2b SC |
869 | offset = legacy_intrp->tgt_status_reg; |
870 | adapter->tgt_status_reg = qlcnic_get_ioaddr(ahw, offset); | |
871 | mask_reg = legacy_intrp->tgt_mask_reg; | |
872 | adapter->tgt_mask_reg = qlcnic_get_ioaddr(ahw, mask_reg); | |
873 | adapter->isr_int_vec = qlcnic_get_ioaddr(ahw, ISR_INT_VECTOR); | |
874 | adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG); | |
af19b491 AKS |
875 | dev_info(&pdev->dev, "using legacy interrupts\n"); |
876 | adapter->msix_entries[0].vector = pdev->irq; | |
9a97e705 | 877 | return err; |
af19b491 AKS |
878 | } |
879 | ||
21041400 | 880 | static int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter) |
f94bc1e7 | 881 | { |
9a97e705 | 882 | int num_msix, err = 0; |
f94bc1e7 | 883 | |
cb9327d5 HM |
884 | if (adapter->flags & QLCNIC_TSS_RSS) { |
885 | err = qlcnic_setup_tss_rss_intr(adapter); | |
886 | if (err < 0) | |
887 | return err; | |
888 | num_msix = adapter->ahw->num_msix; | |
889 | } else { | |
890 | num_msix = qlcnic_82xx_calculate_msix_vector(adapter); | |
f94bc1e7 | 891 | |
cb9327d5 HM |
892 | err = qlcnic_enable_msix(adapter, num_msix); |
893 | if (err == -ENOMEM) | |
894 | return err; | |
f94bc1e7 | 895 | |
cb9327d5 HM |
896 | if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) { |
897 | qlcnic_disable_multi_tx(adapter); | |
42beb3f2 | 898 | adapter->drv_sds_rings = QLCNIC_SINGLE_RING; |
012ec812 | 899 | |
cb9327d5 | 900 | err = qlcnic_enable_msi_legacy(adapter); |
fc49beae | 901 | if (err) |
cb9327d5 HM |
902 | return err; |
903 | } | |
012ec812 HM |
904 | } |
905 | ||
906 | return 0; | |
907 | } | |
908 | ||
909 | int qlcnic_82xx_mq_intrpt(struct qlcnic_adapter *adapter, int op_type) | |
910 | { | |
911 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
912 | int err, i; | |
913 | ||
914 | if (qlcnic_check_multi_tx(adapter) && | |
c2c5e3a0 | 915 | !ahw->diag_test && |
012ec812 HM |
916 | (adapter->flags & QLCNIC_MSIX_ENABLED)) { |
917 | ahw->intr_tbl = vzalloc(ahw->num_msix * | |
918 | sizeof(struct qlcnic_intrpt_config)); | |
919 | if (!ahw->intr_tbl) | |
920 | return -ENOMEM; | |
921 | ||
922 | for (i = 0; i < ahw->num_msix; i++) { | |
923 | ahw->intr_tbl[i].type = QLCNIC_INTRPT_MSIX; | |
924 | ahw->intr_tbl[i].id = i; | |
925 | ahw->intr_tbl[i].src = 0; | |
926 | } | |
927 | ||
928 | err = qlcnic_82xx_config_intrpt(adapter, 1); | |
929 | if (err) | |
930 | dev_err(&adapter->pdev->dev, | |
931 | "Failed to configure Interrupt for %d vector\n", | |
932 | ahw->num_msix); | |
9a97e705 | 933 | return err; |
012ec812 | 934 | } |
9a97e705 | 935 | |
012ec812 | 936 | return 0; |
f94bc1e7 | 937 | } |
13159183 | 938 | |
319ecf12 | 939 | void qlcnic_teardown_intr(struct qlcnic_adapter *adapter) |
af19b491 AKS |
940 | { |
941 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
942 | pci_disable_msix(adapter->pdev); | |
943 | if (adapter->flags & QLCNIC_MSI_ENABLED) | |
944 | pci_disable_msi(adapter->pdev); | |
13159183 SC |
945 | |
946 | kfree(adapter->msix_entries); | |
947 | adapter->msix_entries = NULL; | |
948 | ||
949 | if (adapter->ahw->intr_tbl) { | |
950 | vfree(adapter->ahw->intr_tbl); | |
951 | adapter->ahw->intr_tbl = NULL; | |
952 | } | |
af19b491 AKS |
953 | } |
954 | ||
f1a094a8 | 955 | static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context *ahw) |
af19b491 | 956 | { |
f1a094a8 RB |
957 | if (ahw->pci_base0 != NULL) |
958 | iounmap(ahw->pci_base0); | |
af19b491 AKS |
959 | } |
960 | ||
7e2cf4fe SC |
961 | static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter) |
962 | { | |
2f514c52 | 963 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
7e2cf4fe SC |
964 | struct qlcnic_pci_info *pci_info; |
965 | int ret; | |
966 | ||
967 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) { | |
2f514c52 | 968 | switch (ahw->port_type) { |
7e2cf4fe | 969 | case QLCNIC_GBE: |
2f514c52 | 970 | ahw->total_nic_func = QLCNIC_NIU_MAX_GBE_PORTS; |
7e2cf4fe SC |
971 | break; |
972 | case QLCNIC_XGBE: | |
2f514c52 | 973 | ahw->total_nic_func = QLCNIC_NIU_MAX_XG_PORTS; |
7e2cf4fe SC |
974 | break; |
975 | } | |
976 | return 0; | |
977 | } | |
978 | ||
2f514c52 | 979 | if (ahw->op_mode == QLCNIC_MGMT_FUNC) |
7e2cf4fe SC |
980 | return 0; |
981 | ||
2f514c52 | 982 | pci_info = kcalloc(ahw->max_vnic_func, sizeof(*pci_info), GFP_KERNEL); |
7e2cf4fe SC |
983 | if (!pci_info) |
984 | return -ENOMEM; | |
985 | ||
986 | ret = qlcnic_get_pci_info(adapter, pci_info); | |
987 | kfree(pci_info); | |
988 | return ret; | |
989 | } | |
d71170fb | 990 | |
35dafcb0 SC |
991 | static bool qlcnic_port_eswitch_cfg_capability(struct qlcnic_adapter *adapter) |
992 | { | |
993 | bool ret = false; | |
994 | ||
995 | if (qlcnic_84xx_check(adapter)) { | |
996 | ret = true; | |
997 | } else if (qlcnic_83xx_check(adapter)) { | |
998 | if (adapter->ahw->extra_capability[0] & | |
999 | QLCNIC_FW_CAPABILITY_2_PER_PORT_ESWITCH_CFG) | |
1000 | ret = true; | |
1001 | else | |
1002 | ret = false; | |
1003 | } | |
1004 | ||
1005 | return ret; | |
1006 | } | |
1007 | ||
d71170fb | 1008 | int qlcnic_init_pci_info(struct qlcnic_adapter *adapter) |
346fe763 | 1009 | { |
2f514c52 | 1010 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
e88db3bd | 1011 | struct qlcnic_pci_info *pci_info; |
4c776aad | 1012 | int i, id = 0, ret = 0, j = 0; |
bff57d8e | 1013 | u16 act_pci_func; |
346fe763 RB |
1014 | u8 pfn; |
1015 | ||
2f514c52 | 1016 | pci_info = kcalloc(ahw->max_vnic_func, sizeof(*pci_info), GFP_KERNEL); |
e88db3bd DC |
1017 | if (!pci_info) |
1018 | return -ENOMEM; | |
1019 | ||
bff57d8e SC |
1020 | ret = qlcnic_get_pci_info(adapter, pci_info); |
1021 | if (ret) | |
1022 | goto err_pci_info; | |
1023 | ||
2f514c52 | 1024 | act_pci_func = ahw->total_nic_func; |
bff57d8e | 1025 | |
ca315ac2 | 1026 | adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) * |
bff57d8e | 1027 | act_pci_func, GFP_KERNEL); |
e88db3bd | 1028 | if (!adapter->npars) { |
900853a4 | 1029 | ret = -ENOMEM; |
e88db3bd DC |
1030 | goto err_pci_info; |
1031 | } | |
346fe763 | 1032 | |
ca315ac2 | 1033 | adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) * |
346fe763 RB |
1034 | QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL); |
1035 | if (!adapter->eswitch) { | |
900853a4 | 1036 | ret = -ENOMEM; |
ca315ac2 | 1037 | goto err_npars; |
346fe763 RB |
1038 | } |
1039 | ||
2f514c52 | 1040 | for (i = 0; i < ahw->max_vnic_func; i++) { |
ca315ac2 | 1041 | pfn = pci_info[i].id; |
bff57d8e | 1042 | |
2f514c52 | 1043 | if (pfn >= ahw->max_vnic_func) { |
d7a32b6e | 1044 | ret = -EINVAL; |
c65762fc SC |
1045 | dev_err(&adapter->pdev->dev, "%s: Invalid function 0x%x, max 0x%x\n", |
1046 | __func__, pfn, ahw->max_vnic_func); | |
f848d6dd SC |
1047 | goto err_eswitch; |
1048 | } | |
bff57d8e SC |
1049 | |
1050 | if (!pci_info[i].active || | |
1051 | (pci_info[i].type != QLCNIC_TYPE_NIC)) | |
1052 | continue; | |
1053 | ||
35dafcb0 | 1054 | if (qlcnic_port_eswitch_cfg_capability(adapter)) { |
4c776aad SC |
1055 | if (!qlcnic_83xx_set_port_eswitch_status(adapter, pfn, |
1056 | &id)) | |
35dafcb0 SC |
1057 | adapter->npars[j].eswitch_status = true; |
1058 | else | |
1059 | continue; | |
1060 | } else { | |
1061 | adapter->npars[j].eswitch_status = true; | |
1062 | } | |
1063 | ||
bff57d8e SC |
1064 | adapter->npars[j].pci_func = pfn; |
1065 | adapter->npars[j].active = (u8)pci_info[i].active; | |
1066 | adapter->npars[j].type = (u8)pci_info[i].type; | |
1067 | adapter->npars[j].phy_port = (u8)pci_info[i].default_port; | |
1068 | adapter->npars[j].min_bw = pci_info[i].tx_min_bw; | |
1069 | adapter->npars[j].max_bw = pci_info[i].tx_max_bw; | |
35dafcb0 | 1070 | |
9e630955 | 1071 | memcpy(&adapter->npars[j].mac, &pci_info[i].mac, ETH_ALEN); |
bff57d8e | 1072 | j++; |
346fe763 RB |
1073 | } |
1074 | ||
4c776aad SC |
1075 | /* Update eSwitch status for adapters without per port eSwitch |
1076 | * configuration capability | |
1077 | */ | |
1078 | if (!qlcnic_port_eswitch_cfg_capability(adapter)) { | |
35dafcb0 SC |
1079 | for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) |
1080 | adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE; | |
13159183 | 1081 | } |
ca315ac2 | 1082 | |
e88db3bd | 1083 | kfree(pci_info); |
ca315ac2 DC |
1084 | return 0; |
1085 | ||
1086 | err_eswitch: | |
346fe763 RB |
1087 | kfree(adapter->eswitch); |
1088 | adapter->eswitch = NULL; | |
ca315ac2 | 1089 | err_npars: |
346fe763 | 1090 | kfree(adapter->npars); |
ca315ac2 | 1091 | adapter->npars = NULL; |
e88db3bd DC |
1092 | err_pci_info: |
1093 | kfree(pci_info); | |
346fe763 RB |
1094 | |
1095 | return ret; | |
1096 | } | |
1097 | ||
2e9d722d AC |
1098 | static int |
1099 | qlcnic_set_function_modes(struct qlcnic_adapter *adapter) | |
1100 | { | |
1101 | u8 id; | |
7e8fd003 | 1102 | int ret; |
2e9d722d | 1103 | u32 data = QLCNIC_MGMT_FUNC; |
bff57d8e | 1104 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
2e9d722d | 1105 | |
2e9d722d AC |
1106 | ret = qlcnic_api_lock(adapter); |
1107 | if (ret) | |
1108 | goto err_lock; | |
2e9d722d | 1109 | |
7e8fd003 SS |
1110 | id = ahw->pci_func; |
1111 | data = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); | |
1112 | data = (data & ~QLC_DEV_SET_DRV(0xf, id)) | | |
1113 | QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC, id); | |
a15ebd37 | 1114 | QLC_SHARED_REG_WR32(adapter, QLCNIC_DRV_OP_MODE, data); |
2e9d722d AC |
1115 | qlcnic_api_unlock(adapter); |
1116 | err_lock: | |
1117 | return ret; | |
1118 | } | |
1119 | ||
13159183 SC |
1120 | static void qlcnic_check_vf(struct qlcnic_adapter *adapter, |
1121 | const struct pci_device_id *ent) | |
2e9d722d | 1122 | { |
2e9d722d AC |
1123 | u32 op_mode, priv_level; |
1124 | ||
1125 | /* Determine FW API version */ | |
13159183 SC |
1126 | adapter->ahw->fw_hal_version = QLC_SHARED_REG_RD32(adapter, |
1127 | QLCNIC_FW_API); | |
2e9d722d AC |
1128 | |
1129 | /* Find PCI function number */ | |
13159183 | 1130 | qlcnic_get_func_no(adapter); |
2e9d722d AC |
1131 | |
1132 | /* Determine function privilege level */ | |
13159183 | 1133 | op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); |
0e33c664 | 1134 | if (op_mode == QLC_DEV_DRV_DEFAULT) |
2e9d722d | 1135 | priv_level = QLCNIC_MGMT_FUNC; |
0e33c664 | 1136 | else |
b1fc6d3c | 1137 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
2e9d722d | 1138 | |
0866d96d | 1139 | if (priv_level == QLCNIC_NON_PRIV_FUNC) { |
79788450 | 1140 | adapter->ahw->op_mode = QLCNIC_NON_PRIV_FUNC; |
9f26f547 AC |
1141 | dev_info(&adapter->pdev->dev, |
1142 | "HAL Version: %d Non Privileged function\n", | |
79788450 | 1143 | adapter->ahw->fw_hal_version); |
9f26f547 | 1144 | adapter->nic_ops = &qlcnic_vf_ops; |
0866d96d AC |
1145 | } else |
1146 | adapter->nic_ops = &qlcnic_ops; | |
2e9d722d AC |
1147 | } |
1148 | ||
15087c2b | 1149 | #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL |
13159183 | 1150 | #define QLCNIC_83XX_BAR0_LENGTH 0x4000 |
15087c2b SC |
1151 | static void qlcnic_get_bar_length(u32 dev_id, ulong *bar) |
1152 | { | |
1153 | switch (dev_id) { | |
1154 | case PCI_DEVICE_ID_QLOGIC_QLE824X: | |
1155 | *bar = QLCNIC_82XX_BAR0_LENGTH; | |
1156 | break; | |
13159183 | 1157 | case PCI_DEVICE_ID_QLOGIC_QLE834X: |
40e2b8ed | 1158 | case PCI_DEVICE_ID_QLOGIC_QLE8830: |
15ca140f | 1159 | case PCI_DEVICE_ID_QLOGIC_QLE844X: |
f8468331 | 1160 | case PCI_DEVICE_ID_QLOGIC_VF_QLE834X: |
15ca140f | 1161 | case PCI_DEVICE_ID_QLOGIC_VF_QLE844X: |
da286a6f | 1162 | case PCI_DEVICE_ID_QLOGIC_VF_QLE8C30: |
13159183 SC |
1163 | *bar = QLCNIC_83XX_BAR0_LENGTH; |
1164 | break; | |
15087c2b SC |
1165 | default: |
1166 | *bar = 0; | |
1167 | } | |
1168 | } | |
1169 | ||
1170 | static int qlcnic_setup_pci_map(struct pci_dev *pdev, | |
1171 | struct qlcnic_hardware_context *ahw) | |
af19b491 | 1172 | { |
15087c2b | 1173 | u32 offset; |
af19b491 | 1174 | void __iomem *mem_ptr0 = NULL; |
15087c2b | 1175 | unsigned long mem_len, pci_len0 = 0, bar0_len; |
af19b491 | 1176 | |
af19b491 | 1177 | /* remap phys address */ |
af19b491 AKS |
1178 | mem_len = pci_resource_len(pdev, 0); |
1179 | ||
15087c2b SC |
1180 | qlcnic_get_bar_length(pdev->device, &bar0_len); |
1181 | if (mem_len >= bar0_len) { | |
af19b491 AKS |
1182 | |
1183 | mem_ptr0 = pci_ioremap_bar(pdev, 0); | |
1184 | if (mem_ptr0 == NULL) { | |
1185 | dev_err(&pdev->dev, "failed to map PCI bar 0\n"); | |
1186 | return -EIO; | |
1187 | } | |
1188 | pci_len0 = mem_len; | |
1189 | } else { | |
1190 | return -EIO; | |
1191 | } | |
1192 | ||
f8468331 | 1193 | dev_info(&pdev->dev, "%dKB memory map\n", (int)(mem_len >> 10)); |
7e2cf4fe | 1194 | |
15087c2b SC |
1195 | ahw->pci_base0 = mem_ptr0; |
1196 | ahw->pci_len0 = pci_len0; | |
1197 | offset = QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw->pci_func)); | |
1198 | qlcnic_get_ioaddr(ahw, offset); | |
af19b491 AKS |
1199 | |
1200 | return 0; | |
1201 | } | |
1202 | ||
60dcbcb0 MC |
1203 | static bool qlcnic_validate_subsystem_id(struct qlcnic_adapter *adapter, |
1204 | int index) | |
2343f06a MC |
1205 | { |
1206 | struct pci_dev *pdev = adapter->pdev; | |
1207 | unsigned short subsystem_vendor; | |
1208 | bool ret = true; | |
1209 | ||
1210 | subsystem_vendor = pdev->subsystem_vendor; | |
1211 | ||
1212 | if (pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X || | |
1213 | pdev->device == PCI_DEVICE_ID_QLOGIC_QLE834X) { | |
1214 | if (qlcnic_boards[index].sub_vendor == subsystem_vendor && | |
1215 | qlcnic_boards[index].sub_device == pdev->subsystem_device) | |
1216 | ret = true; | |
1217 | else | |
1218 | ret = false; | |
1219 | } | |
1220 | ||
1221 | return ret; | |
1222 | } | |
1223 | ||
22999798 | 1224 | static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name) |
af19b491 AKS |
1225 | { |
1226 | struct pci_dev *pdev = adapter->pdev; | |
1227 | int i, found = 0; | |
1228 | ||
1229 | for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) { | |
1230 | if (qlcnic_boards[i].vendor == pdev->vendor && | |
2343f06a MC |
1231 | qlcnic_boards[i].device == pdev->device && |
1232 | qlcnic_validate_subsystem_id(adapter, i)) { | |
1233 | found = 1; | |
1234 | break; | |
af19b491 | 1235 | } |
af19b491 AKS |
1236 | } |
1237 | ||
1238 | if (!found) | |
7f9a0c34 | 1239 | sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr); |
2343f06a MC |
1240 | else |
1241 | sprintf(name, "%pM: %s" , adapter->mac_addr, | |
1242 | qlcnic_boards[i].short_name); | |
af19b491 AKS |
1243 | } |
1244 | ||
1245 | static void | |
1246 | qlcnic_check_options(struct qlcnic_adapter *adapter) | |
1247 | { | |
a15ebd37 | 1248 | int err; |
031a4a26 | 1249 | u32 fw_major, fw_minor, fw_build, prev_fw_version; |
af19b491 | 1250 | struct pci_dev *pdev = adapter->pdev; |
a15ebd37 HM |
1251 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
1252 | struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump; | |
031a4a26 SV |
1253 | |
1254 | prev_fw_version = adapter->fw_version; | |
af19b491 | 1255 | |
a15ebd37 HM |
1256 | fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR); |
1257 | fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR); | |
1258 | fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB); | |
af19b491 AKS |
1259 | |
1260 | adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build); | |
1261 | ||
a15ebd37 HM |
1262 | err = qlcnic_get_board_info(adapter); |
1263 | if (err) { | |
1264 | dev_err(&pdev->dev, "Error getting board config info.\n"); | |
1265 | return; | |
1266 | } | |
1267 | if (ahw->op_mode != QLCNIC_NON_PRIV_FUNC) { | |
031a4a26 SV |
1268 | if (fw_dump->tmpl_hdr == NULL || |
1269 | adapter->fw_version > prev_fw_version) { | |
7061b2bd | 1270 | vfree(fw_dump->tmpl_hdr); |
031a4a26 SV |
1271 | if (!qlcnic_fw_cmd_get_minidump_temp(adapter)) |
1272 | dev_info(&pdev->dev, | |
1273 | "Supports FW dump capability\n"); | |
1274 | } | |
1275 | } | |
1276 | ||
13159183 SC |
1277 | dev_info(&pdev->dev, "Driver v%s, firmware v%d.%d.%d\n", |
1278 | QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build); | |
1279 | ||
b1fc6d3c | 1280 | if (adapter->ahw->port_type == QLCNIC_XGBE) { |
90d19005 SC |
1281 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { |
1282 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF; | |
1283 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF; | |
1284 | } else { | |
1285 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G; | |
1286 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_10G; | |
1287 | } | |
1288 | ||
af19b491 | 1289 | adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; |
90d19005 SC |
1290 | adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; |
1291 | ||
b1fc6d3c | 1292 | } else if (adapter->ahw->port_type == QLCNIC_GBE) { |
af19b491 AKS |
1293 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G; |
1294 | adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; | |
90d19005 SC |
1295 | adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; |
1296 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G; | |
af19b491 AKS |
1297 | } |
1298 | ||
099f7aa7 | 1299 | adapter->ahw->msix_supported = !!qlcnic_use_msi_x; |
af19b491 AKS |
1300 | |
1301 | adapter->num_txd = MAX_CMD_DESCRIPTORS; | |
1302 | ||
251b036a | 1303 | adapter->max_rds_rings = MAX_RDS_RINGS; |
af19b491 AKS |
1304 | } |
1305 | ||
174240a8 RB |
1306 | static int |
1307 | qlcnic_initialize_nic(struct qlcnic_adapter *adapter) | |
1308 | { | |
174240a8 | 1309 | struct qlcnic_info nic_info; |
4bd8e738 | 1310 | int err = 0; |
174240a8 | 1311 | |
bff57d8e | 1312 | memset(&nic_info, 0, sizeof(struct qlcnic_info)); |
b1fc6d3c | 1313 | err = qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw->pci_func); |
174240a8 RB |
1314 | if (err) |
1315 | return err; | |
1316 | ||
79788450 SC |
1317 | adapter->ahw->physical_port = (u8)nic_info.phys_port; |
1318 | adapter->ahw->switch_mode = nic_info.switch_mode; | |
1319 | adapter->ahw->max_tx_ques = nic_info.max_tx_ques; | |
1320 | adapter->ahw->max_rx_ques = nic_info.max_rx_ques; | |
1321 | adapter->ahw->capabilities = nic_info.capabilities; | |
776e7bde SS |
1322 | |
1323 | if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) { | |
1324 | u32 temp; | |
4bd8e738 HM |
1325 | temp = QLCRD32(adapter, CRB_FW_CAPABILITIES_2, &err); |
1326 | if (err == -EIO) | |
1327 | return err; | |
db131786 | 1328 | adapter->ahw->extra_capability[0] = temp; |
d6994ca7 SS |
1329 | } else { |
1330 | adapter->ahw->extra_capability[0] = 0; | |
776e7bde | 1331 | } |
d6994ca7 | 1332 | |
79788450 SC |
1333 | adapter->ahw->max_mac_filters = nic_info.max_mac_filters; |
1334 | adapter->ahw->max_mtu = nic_info.max_mtu; | |
174240a8 | 1335 | |
34e8c406 | 1336 | if (adapter->ahw->capabilities & BIT_6) { |
174240a8 | 1337 | adapter->flags |= QLCNIC_ESWITCH_ENABLED; |
34e8c406 HM |
1338 | adapter->ahw->nic_mode = QLCNIC_VNIC_MODE; |
1339 | adapter->max_tx_rings = QLCNIC_MAX_HW_VNIC_TX_RINGS; | |
1340 | adapter->max_sds_rings = QLCNIC_MAX_VNIC_SDS_RINGS; | |
1341 | ||
1342 | dev_info(&adapter->pdev->dev, "vNIC mode enabled.\n"); | |
1343 | } else { | |
1344 | adapter->ahw->nic_mode = QLCNIC_DEFAULT_MODE; | |
1345 | adapter->max_tx_rings = QLCNIC_MAX_HW_TX_RINGS; | |
f9566265 | 1346 | adapter->max_sds_rings = QLCNIC_MAX_SDS_RINGS; |
174240a8 | 1347 | adapter->flags &= ~QLCNIC_ESWITCH_ENABLED; |
34e8c406 | 1348 | } |
174240a8 RB |
1349 | |
1350 | return err; | |
1351 | } | |
1352 | ||
ec079a07 SC |
1353 | void qlcnic_set_vlan_config(struct qlcnic_adapter *adapter, |
1354 | struct qlcnic_esw_func_cfg *esw_cfg) | |
8cf61f89 AKS |
1355 | { |
1356 | if (esw_cfg->discard_tagged) | |
1357 | adapter->flags &= ~QLCNIC_TAGGING_ENABLED; | |
1358 | else | |
1359 | adapter->flags |= QLCNIC_TAGGING_ENABLED; | |
1360 | ||
91b7282b RB |
1361 | if (esw_cfg->vlan_id) { |
1362 | adapter->rx_pvid = esw_cfg->vlan_id; | |
1363 | adapter->tx_pvid = esw_cfg->vlan_id; | |
1364 | } else { | |
1365 | adapter->rx_pvid = 0; | |
1366 | adapter->tx_pvid = 0; | |
1367 | } | |
8cf61f89 AKS |
1368 | } |
1369 | ||
8e586137 | 1370 | static int |
80d5c368 | 1371 | qlcnic_vlan_rx_add(struct net_device *netdev, __be16 proto, u16 vid) |
b9796a14 AC |
1372 | { |
1373 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
91b7282b RB |
1374 | int err; |
1375 | ||
1376 | if (qlcnic_sriov_vf_check(adapter)) { | |
1377 | err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 1); | |
1378 | if (err) { | |
1379 | netdev_err(netdev, | |
1380 | "Cannot add VLAN filter for VLAN id %d, err=%d", | |
1381 | vid, err); | |
1382 | return err; | |
1383 | } | |
1384 | } | |
1385 | ||
b9796a14 | 1386 | set_bit(vid, adapter->vlans); |
8e586137 | 1387 | return 0; |
b9796a14 AC |
1388 | } |
1389 | ||
8e586137 | 1390 | static int |
80d5c368 | 1391 | qlcnic_vlan_rx_del(struct net_device *netdev, __be16 proto, u16 vid) |
b9796a14 AC |
1392 | { |
1393 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
91b7282b RB |
1394 | int err; |
1395 | ||
1396 | if (qlcnic_sriov_vf_check(adapter)) { | |
1397 | err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 0); | |
1398 | if (err) { | |
1399 | netdev_err(netdev, | |
1400 | "Cannot delete VLAN filter for VLAN id %d, err=%d", | |
1401 | vid, err); | |
1402 | return err; | |
1403 | } | |
1404 | } | |
b9796a14 AC |
1405 | |
1406 | qlcnic_restore_indev_addr(netdev, NETDEV_DOWN); | |
1407 | clear_bit(vid, adapter->vlans); | |
8e586137 | 1408 | return 0; |
b9796a14 AC |
1409 | } |
1410 | ||
ec079a07 SC |
1411 | void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter, |
1412 | struct qlcnic_esw_func_cfg *esw_cfg) | |
0325d69b | 1413 | { |
ee07c1a7 RB |
1414 | adapter->flags &= ~(QLCNIC_MACSPOOF | QLCNIC_MAC_OVERRIDE_DISABLED | |
1415 | QLCNIC_PROMISC_DISABLED); | |
7613c87b RB |
1416 | |
1417 | if (esw_cfg->mac_anti_spoof) | |
1418 | adapter->flags |= QLCNIC_MACSPOOF; | |
fe4d434d | 1419 | |
7373373d RB |
1420 | if (!esw_cfg->mac_override) |
1421 | adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED; | |
1422 | ||
ee07c1a7 RB |
1423 | if (!esw_cfg->promisc_mode) |
1424 | adapter->flags |= QLCNIC_PROMISC_DISABLED; | |
0325d69b RB |
1425 | } |
1426 | ||
d71170fb | 1427 | int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter) |
0325d69b RB |
1428 | { |
1429 | struct qlcnic_esw_func_cfg esw_cfg; | |
1430 | ||
1431 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) | |
1432 | return 0; | |
1433 | ||
b1fc6d3c | 1434 | esw_cfg.pci_func = adapter->ahw->pci_func; |
0325d69b RB |
1435 | if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg)) |
1436 | return -EIO; | |
8cf61f89 | 1437 | qlcnic_set_vlan_config(adapter, &esw_cfg); |
0325d69b | 1438 | qlcnic_set_eswitch_port_features(adapter, &esw_cfg); |
147a9088 | 1439 | qlcnic_set_netdev_features(adapter, &esw_cfg); |
0325d69b RB |
1440 | |
1441 | return 0; | |
1442 | } | |
1443 | ||
147a9088 SS |
1444 | void qlcnic_set_netdev_features(struct qlcnic_adapter *adapter, |
1445 | struct qlcnic_esw_func_cfg *esw_cfg) | |
0325d69b RB |
1446 | { |
1447 | struct net_device *netdev = adapter->netdev; | |
13159183 SC |
1448 | |
1449 | if (qlcnic_83xx_check(adapter)) | |
1450 | return; | |
0325d69b | 1451 | |
147a9088 SS |
1452 | adapter->offload_flags = esw_cfg->offload_flags; |
1453 | adapter->flags |= QLCNIC_APP_CHANGED_FLAGS; | |
1454 | netdev_update_features(netdev); | |
1455 | adapter->flags &= ~QLCNIC_APP_CHANGED_FLAGS; | |
0325d69b RB |
1456 | } |
1457 | ||
0866d96d AC |
1458 | static int |
1459 | qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter) | |
1460 | { | |
0866d96d AC |
1461 | u32 op_mode, priv_level; |
1462 | int err = 0; | |
1463 | ||
174240a8 RB |
1464 | err = qlcnic_initialize_nic(adapter); |
1465 | if (err) | |
1466 | return err; | |
1467 | ||
0866d96d AC |
1468 | if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED) |
1469 | return 0; | |
1470 | ||
13159183 | 1471 | op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); |
b1fc6d3c | 1472 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
0866d96d AC |
1473 | |
1474 | if (op_mode == QLC_DEV_DRV_DEFAULT) | |
1475 | priv_level = QLCNIC_MGMT_FUNC; | |
1476 | else | |
b1fc6d3c | 1477 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
0866d96d | 1478 | |
174240a8 | 1479 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { |
0866d96d | 1480 | if (priv_level == QLCNIC_MGMT_FUNC) { |
79788450 | 1481 | adapter->ahw->op_mode = QLCNIC_MGMT_FUNC; |
0866d96d AC |
1482 | err = qlcnic_init_pci_info(adapter); |
1483 | if (err) | |
1484 | return err; | |
1485 | /* Set privilege level for other functions */ | |
1486 | qlcnic_set_function_modes(adapter); | |
1487 | dev_info(&adapter->pdev->dev, | |
1488 | "HAL Version: %d, Management function\n", | |
79788450 | 1489 | adapter->ahw->fw_hal_version); |
0866d96d | 1490 | } else if (priv_level == QLCNIC_PRIV_FUNC) { |
79788450 | 1491 | adapter->ahw->op_mode = QLCNIC_PRIV_FUNC; |
0866d96d AC |
1492 | dev_info(&adapter->pdev->dev, |
1493 | "HAL Version: %d, Privileged function\n", | |
79788450 | 1494 | adapter->ahw->fw_hal_version); |
0866d96d | 1495 | } |
34e8c406 HM |
1496 | } else { |
1497 | adapter->ahw->nic_mode = QLCNIC_DEFAULT_MODE; | |
174240a8 | 1498 | } |
0866d96d AC |
1499 | |
1500 | adapter->flags |= QLCNIC_ADAPTER_INITIALIZED; | |
1501 | ||
1502 | return err; | |
1503 | } | |
1504 | ||
d71170fb | 1505 | int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter) |
0325d69b RB |
1506 | { |
1507 | struct qlcnic_esw_func_cfg esw_cfg; | |
1508 | struct qlcnic_npar_info *npar; | |
1509 | u8 i; | |
1510 | ||
174240a8 | 1511 | if (adapter->need_fw_reset) |
0325d69b RB |
1512 | return 0; |
1513 | ||
2f514c52 | 1514 | for (i = 0; i < adapter->ahw->total_nic_func; i++) { |
35dafcb0 SC |
1515 | if (!adapter->npars[i].eswitch_status) |
1516 | continue; | |
1517 | ||
0325d69b | 1518 | memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg)); |
bff57d8e | 1519 | esw_cfg.pci_func = adapter->npars[i].pci_func; |
7373373d | 1520 | esw_cfg.mac_override = BIT_0; |
ee07c1a7 | 1521 | esw_cfg.promisc_mode = BIT_0; |
bff57d8e SC |
1522 | if (qlcnic_82xx_check(adapter)) { |
1523 | esw_cfg.offload_flags = BIT_0; | |
1524 | if (QLCNIC_IS_TSO_CAPABLE(adapter)) | |
1525 | esw_cfg.offload_flags |= (BIT_1 | BIT_2); | |
1526 | } | |
0325d69b RB |
1527 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) |
1528 | return -EIO; | |
1529 | npar = &adapter->npars[i]; | |
1530 | npar->pvid = esw_cfg.vlan_id; | |
7373373d | 1531 | npar->mac_override = esw_cfg.mac_override; |
0325d69b RB |
1532 | npar->mac_anti_spoof = esw_cfg.mac_anti_spoof; |
1533 | npar->discard_tagged = esw_cfg.discard_tagged; | |
1534 | npar->promisc_mode = esw_cfg.promisc_mode; | |
1535 | npar->offload_flags = esw_cfg.offload_flags; | |
1536 | } | |
1537 | ||
1538 | return 0; | |
1539 | } | |
1540 | ||
13159183 | 1541 | |
4e8acb01 RB |
1542 | static int |
1543 | qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter, | |
1544 | struct qlcnic_npar_info *npar, int pci_func) | |
1545 | { | |
1546 | struct qlcnic_esw_func_cfg esw_cfg; | |
1547 | esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS; | |
1548 | esw_cfg.pci_func = pci_func; | |
1549 | esw_cfg.vlan_id = npar->pvid; | |
7373373d | 1550 | esw_cfg.mac_override = npar->mac_override; |
4e8acb01 RB |
1551 | esw_cfg.discard_tagged = npar->discard_tagged; |
1552 | esw_cfg.mac_anti_spoof = npar->mac_anti_spoof; | |
1553 | esw_cfg.offload_flags = npar->offload_flags; | |
1554 | esw_cfg.promisc_mode = npar->promisc_mode; | |
1555 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) | |
1556 | return -EIO; | |
1557 | ||
1558 | esw_cfg.op_mode = QLCNIC_ADD_VLAN; | |
1559 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) | |
1560 | return -EIO; | |
1561 | ||
1562 | return 0; | |
1563 | } | |
1564 | ||
d71170fb | 1565 | int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter) |
cea8975e | 1566 | { |
4e8acb01 | 1567 | int i, err; |
cea8975e AC |
1568 | struct qlcnic_npar_info *npar; |
1569 | struct qlcnic_info nic_info; | |
bff57d8e | 1570 | u8 pci_func; |
cea8975e | 1571 | |
bff57d8e SC |
1572 | if (qlcnic_82xx_check(adapter)) |
1573 | if (!adapter->need_fw_reset) | |
1574 | return 0; | |
cea8975e | 1575 | |
4e8acb01 | 1576 | /* Set the NPAR config data after FW reset */ |
2f514c52 | 1577 | for (i = 0; i < adapter->ahw->total_nic_func; i++) { |
4e8acb01 | 1578 | npar = &adapter->npars[i]; |
bff57d8e | 1579 | pci_func = npar->pci_func; |
35dafcb0 SC |
1580 | if (!adapter->npars[i].eswitch_status) |
1581 | continue; | |
1582 | ||
bff57d8e | 1583 | memset(&nic_info, 0, sizeof(struct qlcnic_info)); |
13159183 | 1584 | err = qlcnic_get_nic_info(adapter, &nic_info, pci_func); |
4e8acb01 RB |
1585 | if (err) |
1586 | return err; | |
1587 | nic_info.min_tx_bw = npar->min_bw; | |
1588 | nic_info.max_tx_bw = npar->max_bw; | |
1589 | err = qlcnic_set_nic_info(adapter, &nic_info); | |
1590 | if (err) | |
1591 | return err; | |
cea8975e | 1592 | |
4e8acb01 RB |
1593 | if (npar->enable_pm) { |
1594 | err = qlcnic_config_port_mirroring(adapter, | |
bff57d8e SC |
1595 | npar->dest_npar, 1, |
1596 | pci_func); | |
4e8acb01 RB |
1597 | if (err) |
1598 | return err; | |
cea8975e | 1599 | } |
bff57d8e | 1600 | err = qlcnic_reset_eswitch_config(adapter, npar, pci_func); |
4e8acb01 RB |
1601 | if (err) |
1602 | return err; | |
cea8975e | 1603 | } |
4e8acb01 | 1604 | return 0; |
cea8975e AC |
1605 | } |
1606 | ||
78f84e1a AKS |
1607 | static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter) |
1608 | { | |
1609 | u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO; | |
1610 | u32 npar_state; | |
1611 | ||
79788450 | 1612 | if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) |
78f84e1a AKS |
1613 | return 0; |
1614 | ||
a15ebd37 HM |
1615 | npar_state = QLC_SHARED_REG_RD32(adapter, |
1616 | QLCNIC_CRB_DEV_NPAR_STATE); | |
78f84e1a AKS |
1617 | while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) { |
1618 | msleep(1000); | |
a15ebd37 HM |
1619 | npar_state = QLC_SHARED_REG_RD32(adapter, |
1620 | QLCNIC_CRB_DEV_NPAR_STATE); | |
78f84e1a AKS |
1621 | } |
1622 | if (!npar_opt_timeo) { | |
1623 | dev_err(&adapter->pdev->dev, | |
8a168ca7 | 1624 | "Waiting for NPAR state to operational timeout\n"); |
78f84e1a AKS |
1625 | return -EIO; |
1626 | } | |
1627 | return 0; | |
1628 | } | |
1629 | ||
174240a8 RB |
1630 | static int |
1631 | qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter) | |
1632 | { | |
1633 | int err; | |
1634 | ||
1635 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) || | |
79788450 | 1636 | adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) |
174240a8 RB |
1637 | return 0; |
1638 | ||
1639 | err = qlcnic_set_default_offload_settings(adapter); | |
1640 | if (err) | |
1641 | return err; | |
1642 | ||
1643 | err = qlcnic_reset_npar_config(adapter); | |
1644 | if (err) | |
1645 | return err; | |
1646 | ||
1647 | qlcnic_dev_set_npar_ready(adapter); | |
1648 | ||
1649 | return err; | |
1650 | } | |
1651 | ||
21041400 | 1652 | static int qlcnic_82xx_start_firmware(struct qlcnic_adapter *adapter) |
af19b491 | 1653 | { |
d4066833 | 1654 | int err; |
af19b491 | 1655 | |
aa5e18c0 SC |
1656 | err = qlcnic_can_start_firmware(adapter); |
1657 | if (err < 0) | |
1658 | return err; | |
1659 | else if (!err) | |
d4066833 | 1660 | goto check_fw_status; |
af19b491 | 1661 | |
099f7aa7 | 1662 | if (qlcnic_load_fw_file) |
4d5bdb38 | 1663 | qlcnic_request_firmware(adapter); |
8f891387 | 1664 | else { |
8cfdce08 SC |
1665 | err = qlcnic_check_flash_fw_ver(adapter); |
1666 | if (err) | |
8f891387 | 1667 | goto err_out; |
1668 | ||
79788450 | 1669 | adapter->ahw->fw_type = QLCNIC_FLASH_ROMIMAGE; |
8f891387 | 1670 | } |
af19b491 AKS |
1671 | |
1672 | err = qlcnic_need_fw_reset(adapter); | |
af19b491 | 1673 | if (err == 0) |
4e70812b | 1674 | goto check_fw_status; |
af19b491 | 1675 | |
d4066833 SC |
1676 | err = qlcnic_pinit_from_rom(adapter); |
1677 | if (err) | |
1678 | goto err_out; | |
af19b491 AKS |
1679 | |
1680 | err = qlcnic_load_firmware(adapter); | |
1681 | if (err) | |
1682 | goto err_out; | |
1683 | ||
1684 | qlcnic_release_firmware(adapter); | |
d4066833 | 1685 | QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION); |
af19b491 | 1686 | |
d4066833 SC |
1687 | check_fw_status: |
1688 | err = qlcnic_check_fw_status(adapter); | |
af19b491 AKS |
1689 | if (err) |
1690 | goto err_out; | |
1691 | ||
a15ebd37 | 1692 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY); |
6df900e9 | 1693 | qlcnic_idc_debug_info(adapter, 1); |
0866d96d AC |
1694 | err = qlcnic_check_eswitch_mode(adapter); |
1695 | if (err) { | |
1696 | dev_err(&adapter->pdev->dev, | |
1697 | "Memory allocation failed for eswitch\n"); | |
1698 | goto err_out; | |
1699 | } | |
174240a8 RB |
1700 | err = qlcnic_set_mgmt_operations(adapter); |
1701 | if (err) | |
1702 | goto err_out; | |
1703 | ||
1704 | qlcnic_check_options(adapter); | |
af19b491 AKS |
1705 | adapter->need_fw_reset = 0; |
1706 | ||
a7fc948f AKS |
1707 | qlcnic_release_firmware(adapter); |
1708 | return 0; | |
af19b491 AKS |
1709 | |
1710 | err_out: | |
a15ebd37 | 1711 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED); |
a7fc948f | 1712 | dev_err(&adapter->pdev->dev, "Device state set to failed\n"); |
0866d96d | 1713 | |
af19b491 AKS |
1714 | qlcnic_release_firmware(adapter); |
1715 | return err; | |
1716 | } | |
1717 | ||
1718 | static int | |
1719 | qlcnic_request_irq(struct qlcnic_adapter *adapter) | |
1720 | { | |
1721 | irq_handler_t handler; | |
1722 | struct qlcnic_host_sds_ring *sds_ring; | |
13159183 | 1723 | struct qlcnic_host_tx_ring *tx_ring; |
ddb2e174 | 1724 | int err, ring, num_sds_rings; |
af19b491 AKS |
1725 | |
1726 | unsigned long flags = 0; | |
1727 | struct net_device *netdev = adapter->netdev; | |
b1fc6d3c | 1728 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 | 1729 | |
79788450 | 1730 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
13159183 SC |
1731 | if (qlcnic_82xx_check(adapter)) |
1732 | handler = qlcnic_tmp_intr; | |
c2534384 MC |
1733 | else |
1734 | handler = qlcnic_83xx_tmp_intr; | |
7eb9855d AKS |
1735 | if (!QLCNIC_IS_MSI_FAMILY(adapter)) |
1736 | flags |= IRQF_SHARED; | |
1737 | ||
1738 | } else { | |
1739 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
1740 | handler = qlcnic_msix_intr; | |
1741 | else if (adapter->flags & QLCNIC_MSI_ENABLED) | |
1742 | handler = qlcnic_msi_intr; | |
1743 | else { | |
1744 | flags |= IRQF_SHARED; | |
ac166700 HM |
1745 | if (qlcnic_82xx_check(adapter)) |
1746 | handler = qlcnic_intr; | |
1747 | else | |
1748 | handler = qlcnic_83xx_intr; | |
7eb9855d | 1749 | } |
af19b491 AKS |
1750 | } |
1751 | adapter->irq = netdev->irq; | |
1752 | ||
13159183 | 1753 | if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) { |
ac166700 HM |
1754 | if (qlcnic_82xx_check(adapter) || |
1755 | (qlcnic_83xx_check(adapter) && | |
1756 | (adapter->flags & QLCNIC_MSIX_ENABLED))) { | |
34e8c406 | 1757 | num_sds_rings = adapter->drv_sds_rings; |
ddb2e174 | 1758 | for (ring = 0; ring < num_sds_rings; ring++) { |
ac166700 | 1759 | sds_ring = &recv_ctx->sds_rings[ring]; |
ddb2e174 | 1760 | if (qlcnic_82xx_check(adapter) && |
012ec812 | 1761 | !qlcnic_check_multi_tx(adapter) && |
aa2a8034 HM |
1762 | (ring == (num_sds_rings - 1))) { |
1763 | if (!(adapter->flags & | |
1764 | QLCNIC_MSIX_ENABLED)) | |
1765 | snprintf(sds_ring->name, | |
1766 | sizeof(sds_ring->name), | |
1767 | "qlcnic"); | |
1768 | else | |
1769 | snprintf(sds_ring->name, | |
1770 | sizeof(sds_ring->name), | |
1771 | "%s-tx-0-rx-%d", | |
1772 | netdev->name, ring); | |
1773 | } else { | |
ddb2e174 HM |
1774 | snprintf(sds_ring->name, |
1775 | sizeof(sds_ring->name), | |
aa2a8034 | 1776 | "%s-rx-%d", |
ddb2e174 | 1777 | netdev->name, ring); |
aa2a8034 | 1778 | } |
ac166700 HM |
1779 | err = request_irq(sds_ring->irq, handler, flags, |
1780 | sds_ring->name, sds_ring); | |
1781 | if (err) | |
1782 | return err; | |
1783 | } | |
13159183 | 1784 | } |
012ec812 HM |
1785 | if ((qlcnic_82xx_check(adapter) && |
1786 | qlcnic_check_multi_tx(adapter)) || | |
1787 | (qlcnic_83xx_check(adapter) && | |
1788 | (adapter->flags & QLCNIC_MSIX_ENABLED) && | |
1789 | !(adapter->flags & QLCNIC_TX_INTR_SHARED))) { | |
13159183 | 1790 | handler = qlcnic_msix_tx_intr; |
34e8c406 | 1791 | for (ring = 0; ring < adapter->drv_tx_rings; |
13159183 SC |
1792 | ring++) { |
1793 | tx_ring = &adapter->tx_ring[ring]; | |
ddb2e174 | 1794 | snprintf(tx_ring->name, sizeof(tx_ring->name), |
aa2a8034 | 1795 | "%s-tx-%d", netdev->name, ring); |
13159183 SC |
1796 | err = request_irq(tx_ring->irq, handler, flags, |
1797 | tx_ring->name, tx_ring); | |
1798 | if (err) | |
1799 | return err; | |
1800 | } | |
1801 | } | |
af19b491 | 1802 | } |
af19b491 AKS |
1803 | return 0; |
1804 | } | |
1805 | ||
1806 | static void | |
1807 | qlcnic_free_irq(struct qlcnic_adapter *adapter) | |
1808 | { | |
1809 | int ring; | |
1810 | struct qlcnic_host_sds_ring *sds_ring; | |
13159183 | 1811 | struct qlcnic_host_tx_ring *tx_ring; |
af19b491 | 1812 | |
b1fc6d3c | 1813 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 | 1814 | |
13159183 | 1815 | if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) { |
ac166700 HM |
1816 | if (qlcnic_82xx_check(adapter) || |
1817 | (qlcnic_83xx_check(adapter) && | |
1818 | (adapter->flags & QLCNIC_MSIX_ENABLED))) { | |
34e8c406 | 1819 | for (ring = 0; ring < adapter->drv_sds_rings; ring++) { |
ac166700 HM |
1820 | sds_ring = &recv_ctx->sds_rings[ring]; |
1821 | free_irq(sds_ring->irq, sds_ring); | |
1822 | } | |
13159183 | 1823 | } |
012ec812 HM |
1824 | if ((qlcnic_83xx_check(adapter) && |
1825 | !(adapter->flags & QLCNIC_TX_INTR_SHARED)) || | |
1826 | (qlcnic_82xx_check(adapter) && | |
1827 | qlcnic_check_multi_tx(adapter))) { | |
34e8c406 | 1828 | for (ring = 0; ring < adapter->drv_tx_rings; |
13159183 SC |
1829 | ring++) { |
1830 | tx_ring = &adapter->tx_ring[ring]; | |
1831 | if (tx_ring->irq) | |
1832 | free_irq(tx_ring->irq, tx_ring); | |
1833 | } | |
1834 | } | |
af19b491 AKS |
1835 | } |
1836 | } | |
1837 | ||
99e85879 SS |
1838 | static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter *adapter) |
1839 | { | |
1840 | u32 capab = 0; | |
1841 | ||
1842 | if (qlcnic_82xx_check(adapter)) { | |
db131786 | 1843 | if (adapter->ahw->extra_capability[0] & |
99e85879 SS |
1844 | QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG) |
1845 | adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; | |
1846 | } else { | |
1847 | capab = adapter->ahw->capabilities; | |
1848 | if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab)) | |
1849 | adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; | |
1850 | } | |
1851 | } | |
1852 | ||
a514722a HM |
1853 | static int qlcnic_config_def_intr_coalesce(struct qlcnic_adapter *adapter) |
1854 | { | |
1855 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
1856 | int err; | |
1857 | ||
1858 | /* Initialize interrupt coalesce parameters */ | |
1859 | ahw->coal.flag = QLCNIC_INTR_DEFAULT; | |
1860 | ||
1861 | if (qlcnic_83xx_check(adapter)) { | |
1862 | ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX_TX; | |
1863 | ahw->coal.tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US; | |
1864 | ahw->coal.tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS; | |
1865 | ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US; | |
1866 | ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS; | |
1867 | ||
1868 | err = qlcnic_83xx_set_rx_tx_intr_coal(adapter); | |
1869 | } else { | |
1870 | ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX; | |
1871 | ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US; | |
1872 | ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS; | |
1873 | ||
1874 | err = qlcnic_82xx_set_rx_coalesce(adapter); | |
1875 | } | |
1876 | ||
1877 | return err; | |
1878 | } | |
1879 | ||
319ecf12 | 1880 | int __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 | 1881 | { |
8a15ad1f AKS |
1882 | int ring; |
1883 | struct qlcnic_host_rds_ring *rds_ring; | |
1884 | ||
af19b491 AKS |
1885 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) |
1886 | return -EIO; | |
1887 | ||
8a15ad1f AKS |
1888 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
1889 | return 0; | |
012ec812 | 1890 | |
0325d69b RB |
1891 | if (qlcnic_set_eswitch_port_config(adapter)) |
1892 | return -EIO; | |
012ec812 | 1893 | |
99e85879 | 1894 | qlcnic_get_lro_mss_capability(adapter); |
cae82d49 | 1895 | |
8a15ad1f AKS |
1896 | if (qlcnic_fw_create_ctx(adapter)) |
1897 | return -EIO; | |
1898 | ||
1899 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { | |
b1fc6d3c | 1900 | rds_ring = &adapter->recv_ctx->rds_rings[ring]; |
4be41e92 | 1901 | qlcnic_post_rx_buffers(adapter, rds_ring, ring); |
8a15ad1f AKS |
1902 | } |
1903 | ||
af19b491 AKS |
1904 | qlcnic_set_multi(netdev); |
1905 | qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu); | |
1906 | ||
b1fc6d3c | 1907 | adapter->ahw->linkup = 0; |
af19b491 | 1908 | |
34e8c406 | 1909 | if (adapter->drv_sds_rings > 1) |
af19b491 AKS |
1910 | qlcnic_config_rss(adapter, 1); |
1911 | ||
a514722a | 1912 | qlcnic_config_def_intr_coalesce(adapter); |
af19b491 | 1913 | |
24763d80 | 1914 | if (netdev->features & NETIF_F_LRO) |
af19b491 AKS |
1915 | qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED); |
1916 | ||
cfacb172 | 1917 | set_bit(__QLCNIC_DEV_UP, &adapter->state); |
af19b491 AKS |
1918 | qlcnic_napi_enable(adapter); |
1919 | ||
1920 | qlcnic_linkevent_request(adapter, 1); | |
1921 | ||
79788450 | 1922 | adapter->ahw->reset_context = 0; |
060d0564 | 1923 | netif_tx_start_all_queues(netdev); |
af19b491 AKS |
1924 | return 0; |
1925 | } | |
1926 | ||
629263ac | 1927 | int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 AKS |
1928 | { |
1929 | int err = 0; | |
1930 | ||
1931 | rtnl_lock(); | |
1932 | if (netif_running(netdev)) | |
1933 | err = __qlcnic_up(adapter, netdev); | |
1934 | rtnl_unlock(); | |
1935 | ||
1936 | return err; | |
1937 | } | |
1938 | ||
319ecf12 | 1939 | void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 | 1940 | { |
012ec812 HM |
1941 | int ring; |
1942 | ||
af19b491 AKS |
1943 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) |
1944 | return; | |
1945 | ||
1946 | if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state)) | |
1947 | return; | |
1948 | ||
1949 | smp_mb(); | |
af19b491 | 1950 | netif_carrier_off(netdev); |
0a46bac0 | 1951 | adapter->ahw->linkup = 0; |
af19b491 AKS |
1952 | netif_tx_disable(netdev); |
1953 | ||
1954 | qlcnic_free_mac_list(adapter); | |
1955 | ||
b5e5492c AKS |
1956 | if (adapter->fhash.fnum) |
1957 | qlcnic_delete_lb_filters(adapter); | |
1958 | ||
af19b491 | 1959 | qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE); |
74b7ba1a RB |
1960 | if (qlcnic_sriov_vf_check(adapter)) |
1961 | qlcnic_sriov_cleanup_async_list(&adapter->ahw->sriov->bc); | |
af19b491 AKS |
1962 | |
1963 | qlcnic_napi_disable(adapter); | |
1964 | ||
8a15ad1f | 1965 | qlcnic_fw_destroy_ctx(adapter); |
cae82d49 | 1966 | adapter->flags &= ~QLCNIC_FW_LRO_MSS_CAP; |
8a15ad1f AKS |
1967 | |
1968 | qlcnic_reset_rx_buffers_list(adapter); | |
012ec812 | 1969 | |
34e8c406 | 1970 | for (ring = 0; ring < adapter->drv_tx_rings; ring++) |
012ec812 | 1971 | qlcnic_release_tx_buffers(adapter, &adapter->tx_ring[ring]); |
af19b491 AKS |
1972 | } |
1973 | ||
1974 | /* Usage: During suspend and firmware recovery module */ | |
1975 | ||
629263ac | 1976 | void qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 AKS |
1977 | { |
1978 | rtnl_lock(); | |
1979 | if (netif_running(netdev)) | |
1980 | __qlcnic_down(adapter, netdev); | |
1981 | rtnl_unlock(); | |
1982 | ||
1983 | } | |
1984 | ||
319ecf12 | 1985 | int |
af19b491 AKS |
1986 | qlcnic_attach(struct qlcnic_adapter *adapter) |
1987 | { | |
1988 | struct net_device *netdev = adapter->netdev; | |
1989 | struct pci_dev *pdev = adapter->pdev; | |
8a15ad1f | 1990 | int err; |
af19b491 AKS |
1991 | |
1992 | if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) | |
1993 | return 0; | |
1994 | ||
af19b491 AKS |
1995 | err = qlcnic_napi_add(adapter, netdev); |
1996 | if (err) | |
1997 | return err; | |
1998 | ||
1999 | err = qlcnic_alloc_sw_resources(adapter); | |
2000 | if (err) { | |
2001 | dev_err(&pdev->dev, "Error in setting sw resources\n"); | |
8a15ad1f | 2002 | goto err_out_napi_del; |
af19b491 AKS |
2003 | } |
2004 | ||
2005 | err = qlcnic_alloc_hw_resources(adapter); | |
2006 | if (err) { | |
2007 | dev_err(&pdev->dev, "Error in setting hw resources\n"); | |
2008 | goto err_out_free_sw; | |
2009 | } | |
2010 | ||
af19b491 AKS |
2011 | err = qlcnic_request_irq(adapter); |
2012 | if (err) { | |
2013 | dev_err(&pdev->dev, "failed to setup interrupt\n"); | |
8a15ad1f | 2014 | goto err_out_free_hw; |
af19b491 AKS |
2015 | } |
2016 | ||
af19b491 AKS |
2017 | qlcnic_create_sysfs_entries(adapter); |
2018 | ||
2b3d7b75 | 2019 | if (qlcnic_encap_rx_offload(adapter)) |
5e44f8e2 | 2020 | udp_tunnel_get_rx_info(netdev); |
2b3d7b75 | 2021 | |
af19b491 AKS |
2022 | adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC; |
2023 | return 0; | |
2024 | ||
8a15ad1f | 2025 | err_out_free_hw: |
af19b491 AKS |
2026 | qlcnic_free_hw_resources(adapter); |
2027 | err_out_free_sw: | |
2028 | qlcnic_free_sw_resources(adapter); | |
8a15ad1f AKS |
2029 | err_out_napi_del: |
2030 | qlcnic_napi_del(adapter); | |
af19b491 AKS |
2031 | return err; |
2032 | } | |
2033 | ||
319ecf12 | 2034 | void qlcnic_detach(struct qlcnic_adapter *adapter) |
af19b491 AKS |
2035 | { |
2036 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) | |
2037 | return; | |
2038 | ||
2039 | qlcnic_remove_sysfs_entries(adapter); | |
2040 | ||
2041 | qlcnic_free_hw_resources(adapter); | |
2042 | qlcnic_release_rx_buffers(adapter); | |
2043 | qlcnic_free_irq(adapter); | |
2044 | qlcnic_napi_del(adapter); | |
2045 | qlcnic_free_sw_resources(adapter); | |
2046 | ||
2047 | adapter->is_up = 0; | |
2048 | } | |
2049 | ||
34e8c406 | 2050 | void qlcnic_diag_free_res(struct net_device *netdev, int drv_sds_rings) |
7eb9855d AKS |
2051 | { |
2052 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2053 | struct qlcnic_host_sds_ring *sds_ring; | |
34e8c406 | 2054 | int drv_tx_rings = adapter->drv_tx_rings; |
7eb9855d AKS |
2055 | int ring; |
2056 | ||
78ad3892 | 2057 | clear_bit(__QLCNIC_DEV_UP, &adapter->state); |
79788450 | 2058 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
34e8c406 | 2059 | for (ring = 0; ring < adapter->drv_sds_rings; ring++) { |
b1fc6d3c | 2060 | sds_ring = &adapter->recv_ctx->sds_rings[ring]; |
2cc5752e | 2061 | qlcnic_disable_sds_intr(adapter, sds_ring); |
cdaff185 | 2062 | } |
7eb9855d AKS |
2063 | } |
2064 | ||
8a15ad1f AKS |
2065 | qlcnic_fw_destroy_ctx(adapter); |
2066 | ||
7eb9855d AKS |
2067 | qlcnic_detach(adapter); |
2068 | ||
79788450 | 2069 | adapter->ahw->diag_test = 0; |
34e8c406 HM |
2070 | adapter->drv_sds_rings = drv_sds_rings; |
2071 | adapter->drv_tx_rings = drv_tx_rings; | |
7eb9855d AKS |
2072 | |
2073 | if (qlcnic_attach(adapter)) | |
34ce3626 | 2074 | goto out; |
7eb9855d AKS |
2075 | |
2076 | if (netif_running(netdev)) | |
2077 | __qlcnic_up(adapter, netdev); | |
34ce3626 | 2078 | out: |
7eb9855d AKS |
2079 | netif_device_attach(netdev); |
2080 | } | |
2081 | ||
b1fc6d3c AC |
2082 | static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter) |
2083 | { | |
868e9144 | 2084 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
b1fc6d3c | 2085 | int err = 0; |
be273dc1 | 2086 | |
b1fc6d3c AC |
2087 | adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context), |
2088 | GFP_KERNEL); | |
2089 | if (!adapter->recv_ctx) { | |
b1fc6d3c | 2090 | err = -ENOMEM; |
8816d009 | 2091 | goto err_out; |
b1fc6d3c | 2092 | } |
a514722a | 2093 | |
868e9144 SC |
2094 | if (qlcnic_83xx_check(adapter)) { |
2095 | ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX_TX; | |
2096 | ahw->coal.tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US; | |
2097 | ahw->coal.tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS; | |
2098 | ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US; | |
2099 | ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS; | |
2100 | } else { | |
2101 | ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX; | |
2102 | ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US; | |
2103 | ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS; | |
2104 | } | |
2105 | ||
4be41e92 SC |
2106 | /* clear stats */ |
2107 | memset(&adapter->stats, 0, sizeof(adapter->stats)); | |
b1fc6d3c AC |
2108 | err_out: |
2109 | return err; | |
2110 | } | |
2111 | ||
2112 | static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter) | |
2113 | { | |
4da005cf SS |
2114 | struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump; |
2115 | ||
b1fc6d3c AC |
2116 | kfree(adapter->recv_ctx); |
2117 | adapter->recv_ctx = NULL; | |
2118 | ||
4da005cf SS |
2119 | if (fw_dump->tmpl_hdr) { |
2120 | vfree(fw_dump->tmpl_hdr); | |
2121 | fw_dump->tmpl_hdr = NULL; | |
2122 | } | |
2123 | ||
2124 | if (fw_dump->dma_buffer) { | |
2125 | dma_free_coherent(&adapter->pdev->dev, QLC_PEX_DMA_READ_SIZE, | |
2126 | fw_dump->dma_buffer, fw_dump->phys_addr); | |
2127 | fw_dump->dma_buffer = NULL; | |
18f2f616 | 2128 | } |
4be41e92 | 2129 | |
81d0aeb0 | 2130 | kfree(adapter->ahw->reset.buff); |
4be41e92 | 2131 | adapter->ahw->fw_dump.tmpl_hdr = NULL; |
b1fc6d3c AC |
2132 | } |
2133 | ||
7eb9855d AKS |
2134 | int qlcnic_diag_alloc_res(struct net_device *netdev, int test) |
2135 | { | |
2136 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2137 | struct qlcnic_host_sds_ring *sds_ring; | |
8a15ad1f | 2138 | struct qlcnic_host_rds_ring *rds_ring; |
7eb9855d AKS |
2139 | int ring; |
2140 | int ret; | |
2141 | ||
2142 | netif_device_detach(netdev); | |
2143 | ||
2144 | if (netif_running(netdev)) | |
2145 | __qlcnic_down(adapter, netdev); | |
2146 | ||
2147 | qlcnic_detach(adapter); | |
2148 | ||
34e8c406 | 2149 | adapter->drv_sds_rings = QLCNIC_SINGLE_RING; |
79788450 | 2150 | adapter->ahw->diag_test = test; |
4be41e92 | 2151 | adapter->ahw->linkup = 0; |
7eb9855d AKS |
2152 | |
2153 | ret = qlcnic_attach(adapter); | |
34ce3626 AKS |
2154 | if (ret) { |
2155 | netif_device_attach(netdev); | |
7eb9855d | 2156 | return ret; |
34ce3626 | 2157 | } |
7eb9855d | 2158 | |
8a15ad1f AKS |
2159 | ret = qlcnic_fw_create_ctx(adapter); |
2160 | if (ret) { | |
2161 | qlcnic_detach(adapter); | |
57e46248 | 2162 | netif_device_attach(netdev); |
8a15ad1f AKS |
2163 | return ret; |
2164 | } | |
2165 | ||
2166 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { | |
b1fc6d3c | 2167 | rds_ring = &adapter->recv_ctx->rds_rings[ring]; |
4be41e92 | 2168 | qlcnic_post_rx_buffers(adapter, rds_ring, ring); |
8a15ad1f AKS |
2169 | } |
2170 | ||
79788450 | 2171 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
34e8c406 | 2172 | for (ring = 0; ring < adapter->drv_sds_rings; ring++) { |
b1fc6d3c | 2173 | sds_ring = &adapter->recv_ctx->sds_rings[ring]; |
2cc5752e | 2174 | qlcnic_enable_sds_intr(adapter, sds_ring); |
cdaff185 | 2175 | } |
7eb9855d | 2176 | } |
22c8c934 | 2177 | |
79788450 | 2178 | if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) { |
22c8c934 SC |
2179 | adapter->ahw->loopback_state = 0; |
2180 | qlcnic_linkevent_request(adapter, 1); | |
2181 | } | |
2182 | ||
78ad3892 | 2183 | set_bit(__QLCNIC_DEV_UP, &adapter->state); |
7eb9855d AKS |
2184 | |
2185 | return 0; | |
2186 | } | |
2187 | ||
68bf1c68 AKS |
2188 | /* Reset context in hardware only */ |
2189 | static int | |
2190 | qlcnic_reset_hw_context(struct qlcnic_adapter *adapter) | |
2191 | { | |
2192 | struct net_device *netdev = adapter->netdev; | |
2193 | ||
2194 | if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
2195 | return -EBUSY; | |
2196 | ||
2197 | netif_device_detach(netdev); | |
2198 | ||
2199 | qlcnic_down(adapter, netdev); | |
2200 | ||
2201 | qlcnic_up(adapter, netdev); | |
2202 | ||
2203 | netif_device_attach(netdev); | |
2204 | ||
2205 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
95b3890a | 2206 | netdev_info(adapter->netdev, "%s: soft reset complete\n", __func__); |
68bf1c68 AKS |
2207 | return 0; |
2208 | } | |
2209 | ||
af19b491 AKS |
2210 | int |
2211 | qlcnic_reset_context(struct qlcnic_adapter *adapter) | |
2212 | { | |
2213 | int err = 0; | |
2214 | struct net_device *netdev = adapter->netdev; | |
2215 | ||
2216 | if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
2217 | return -EBUSY; | |
2218 | ||
2219 | if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) { | |
2220 | ||
2221 | netif_device_detach(netdev); | |
2222 | ||
2223 | if (netif_running(netdev)) | |
2224 | __qlcnic_down(adapter, netdev); | |
2225 | ||
2226 | qlcnic_detach(adapter); | |
2227 | ||
2228 | if (netif_running(netdev)) { | |
2229 | err = qlcnic_attach(adapter); | |
1d5c88e3 | 2230 | if (!err) { |
34ce3626 | 2231 | __qlcnic_up(adapter, netdev); |
1d5c88e3 AC |
2232 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
2233 | } | |
af19b491 AKS |
2234 | } |
2235 | ||
2236 | netif_device_attach(netdev); | |
2237 | } | |
2238 | ||
af19b491 AKS |
2239 | clear_bit(__QLCNIC_RESETTING, &adapter->state); |
2240 | return err; | |
2241 | } | |
2242 | ||
21041400 | 2243 | static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *adapter) |
52e493d0 JK |
2244 | { |
2245 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
2f514c52 | 2246 | u16 act_pci_fn = ahw->total_nic_func; |
52e493d0 JK |
2247 | u16 count; |
2248 | ||
2249 | ahw->max_mc_count = QLCNIC_MAX_MC_COUNT; | |
2250 | if (act_pci_fn <= 2) | |
2251 | count = (QLCNIC_MAX_UC_COUNT - QLCNIC_MAX_MC_COUNT) / | |
2252 | act_pci_fn; | |
2253 | else | |
2254 | count = (QLCNIC_LB_MAX_FILTERS - QLCNIC_MAX_MC_COUNT) / | |
2255 | act_pci_fn; | |
2256 | ahw->max_uc_count = count; | |
2257 | } | |
2258 | ||
84d7ad2c SS |
2259 | static int qlcnic_set_real_num_queues(struct qlcnic_adapter *adapter, |
2260 | u8 tx_queues, u8 rx_queues) | |
2261 | { | |
2262 | struct net_device *netdev = adapter->netdev; | |
2263 | int err = 0; | |
2264 | ||
2265 | if (tx_queues) { | |
2266 | err = netif_set_real_num_tx_queues(netdev, tx_queues); | |
2267 | if (err) { | |
2268 | netdev_err(netdev, "failed to set %d Tx queues\n", | |
2269 | tx_queues); | |
2270 | return err; | |
2271 | } | |
2272 | } | |
2273 | ||
2274 | if (rx_queues) { | |
2275 | err = netif_set_real_num_rx_queues(netdev, rx_queues); | |
2276 | if (err) | |
2277 | netdev_err(netdev, "failed to set %d Rx queues\n", | |
2278 | rx_queues); | |
2279 | } | |
2280 | ||
2281 | return err; | |
2282 | } | |
2283 | ||
f8468331 | 2284 | int |
5ad6ff9d SC |
2285 | qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev, |
2286 | int pci_using_dac) | |
af19b491 AKS |
2287 | { |
2288 | int err; | |
2289 | struct pci_dev *pdev = adapter->pdev; | |
2290 | ||
13159183 | 2291 | adapter->rx_csum = 1; |
79788450 | 2292 | adapter->ahw->mc_enabled = 0; |
52e493d0 | 2293 | qlcnic_set_mac_filter_count(adapter); |
af19b491 AKS |
2294 | |
2295 | netdev->netdev_ops = &qlcnic_netdev_ops; | |
13159183 | 2296 | netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ; |
af19b491 AKS |
2297 | |
2298 | qlcnic_change_mtu(netdev, netdev->mtu); | |
2299 | ||
7ad24ea4 WK |
2300 | netdev->ethtool_ops = (qlcnic_sriov_vf_check(adapter)) ? |
2301 | &qlcnic_sriov_vf_ethtool_ops : &qlcnic_ethtool_ops; | |
af19b491 | 2302 | |
7e38d04b | 2303 | netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | |
13159183 | 2304 | NETIF_F_IPV6_CSUM | NETIF_F_GRO | |
f646968f | 2305 | NETIF_F_HW_VLAN_CTAG_RX); |
13159183 SC |
2306 | netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM | |
2307 | NETIF_F_IPV6_CSUM); | |
ac8d0c4f | 2308 | |
13159183 SC |
2309 | if (QLCNIC_IS_TSO_CAPABLE(adapter)) { |
2310 | netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6); | |
2311 | netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6); | |
2312 | } | |
af19b491 | 2313 | |
13159183 SC |
2314 | if (pci_using_dac) { |
2315 | netdev->features |= NETIF_F_HIGHDMA; | |
2316 | netdev->vlan_features |= NETIF_F_HIGHDMA; | |
2317 | } | |
af19b491 | 2318 | |
13159183 | 2319 | if (qlcnic_vlan_tx_check(adapter)) |
f646968f | 2320 | netdev->features |= (NETIF_F_HW_VLAN_CTAG_TX); |
135d84a9 | 2321 | |
91b7282b RB |
2322 | if (qlcnic_sriov_vf_check(adapter)) |
2323 | netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER; | |
2324 | ||
13159183 SC |
2325 | if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO) |
2326 | netdev->features |= NETIF_F_LRO; | |
135d84a9 | 2327 | |
381709de SS |
2328 | if (qlcnic_encap_tx_offload(adapter)) { |
2329 | netdev->features |= NETIF_F_GSO_UDP_TUNNEL; | |
2330 | ||
2331 | /* encapsulation Tx offload supported by Adapter */ | |
2332 | netdev->hw_enc_features = NETIF_F_IP_CSUM | | |
2333 | NETIF_F_GSO_UDP_TUNNEL | | |
2334 | NETIF_F_TSO | | |
2335 | NETIF_F_TSO6; | |
2336 | } | |
2337 | ||
2b3d7b75 SS |
2338 | if (qlcnic_encap_rx_offload(adapter)) |
2339 | netdev->hw_enc_features |= NETIF_F_RXCSUM; | |
2340 | ||
7e38d04b | 2341 | netdev->hw_features = netdev->features; |
52e493d0 | 2342 | netdev->priv_flags |= IFF_UNICAST_FLT; |
af19b491 AKS |
2343 | netdev->irq = adapter->msix_entries[0].vector; |
2344 | ||
84d7ad2c SS |
2345 | err = qlcnic_set_real_num_queues(adapter, adapter->drv_tx_rings, |
2346 | adapter->drv_sds_rings); | |
aa4a1f7d HM |
2347 | if (err) |
2348 | return err; | |
012ec812 | 2349 | |
cd1560e2 RB |
2350 | qlcnic_dcb_init_dcbnl_ops(adapter->dcb); |
2351 | ||
af19b491 AKS |
2352 | err = register_netdev(netdev); |
2353 | if (err) { | |
2354 | dev_err(&pdev->dev, "failed to register net device\n"); | |
2355 | return err; | |
2356 | } | |
2357 | ||
2358 | return 0; | |
2359 | } | |
2360 | ||
5ad6ff9d | 2361 | static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac) |
1bb09fb9 AKS |
2362 | { |
2363 | if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && | |
2364 | !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64))) | |
2365 | *pci_using_dac = 1; | |
2366 | else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) && | |
2367 | !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) | |
2368 | *pci_using_dac = 0; | |
2369 | else { | |
2370 | dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n"); | |
2371 | return -EIO; | |
2372 | } | |
2373 | ||
2374 | return 0; | |
2375 | } | |
2376 | ||
4be41e92 SC |
2377 | void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter) |
2378 | { | |
2379 | int ring; | |
2380 | struct qlcnic_host_tx_ring *tx_ring; | |
2381 | ||
34e8c406 | 2382 | for (ring = 0; ring < adapter->drv_tx_rings; ring++) { |
4be41e92 | 2383 | tx_ring = &adapter->tx_ring[ring]; |
7061b2bd | 2384 | if (tx_ring) { |
4be41e92 SC |
2385 | vfree(tx_ring->cmd_buf_arr); |
2386 | tx_ring->cmd_buf_arr = NULL; | |
2387 | } | |
2388 | } | |
7061b2bd | 2389 | kfree(adapter->tx_ring); |
4be41e92 SC |
2390 | } |
2391 | ||
2392 | int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter, | |
2393 | struct net_device *netdev) | |
2394 | { | |
b2adaca9 | 2395 | int ring, vector, index; |
4be41e92 SC |
2396 | struct qlcnic_host_tx_ring *tx_ring; |
2397 | struct qlcnic_cmd_buffer *cmd_buf_arr; | |
2398 | ||
34e8c406 | 2399 | tx_ring = kcalloc(adapter->drv_tx_rings, |
b2adaca9 JP |
2400 | sizeof(struct qlcnic_host_tx_ring), GFP_KERNEL); |
2401 | if (tx_ring == NULL) | |
4be41e92 | 2402 | return -ENOMEM; |
b2adaca9 | 2403 | |
4be41e92 SC |
2404 | adapter->tx_ring = tx_ring; |
2405 | ||
34e8c406 | 2406 | for (ring = 0; ring < adapter->drv_tx_rings; ring++) { |
4be41e92 SC |
2407 | tx_ring = &adapter->tx_ring[ring]; |
2408 | tx_ring->num_desc = adapter->num_txd; | |
2409 | tx_ring->txq = netdev_get_tx_queue(netdev, ring); | |
2410 | cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring)); | |
2411 | if (cmd_buf_arr == NULL) { | |
4be41e92 SC |
2412 | qlcnic_free_tx_rings(adapter); |
2413 | return -ENOMEM; | |
2414 | } | |
4be41e92 | 2415 | tx_ring->cmd_buf_arr = cmd_buf_arr; |
a02bdd42 | 2416 | spin_lock_init(&tx_ring->tx_clean_lock); |
4be41e92 SC |
2417 | } |
2418 | ||
012ec812 HM |
2419 | if (qlcnic_83xx_check(adapter) || |
2420 | (qlcnic_82xx_check(adapter) && qlcnic_check_multi_tx(adapter))) { | |
34e8c406 | 2421 | for (ring = 0; ring < adapter->drv_tx_rings; ring++) { |
4be41e92 SC |
2422 | tx_ring = &adapter->tx_ring[ring]; |
2423 | tx_ring->adapter = adapter; | |
2424 | if (adapter->flags & QLCNIC_MSIX_ENABLED) { | |
34e8c406 | 2425 | index = adapter->drv_sds_rings + ring; |
4be41e92 SC |
2426 | vector = adapter->msix_entries[index].vector; |
2427 | tx_ring->irq = vector; | |
2428 | } | |
2429 | } | |
2430 | } | |
012ec812 | 2431 | |
4be41e92 SC |
2432 | return 0; |
2433 | } | |
2434 | ||
8af3f33d PP |
2435 | void qlcnic_set_drv_version(struct qlcnic_adapter *adapter) |
2436 | { | |
2437 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
2438 | u32 fw_cmd = 0; | |
2439 | ||
2440 | if (qlcnic_82xx_check(adapter)) | |
2441 | fw_cmd = QLCNIC_CMD_82XX_SET_DRV_VER; | |
2442 | else if (qlcnic_83xx_check(adapter)) | |
2443 | fw_cmd = QLCNIC_CMD_83XX_SET_DRV_VER; | |
2444 | ||
d6994ca7 | 2445 | if (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_SET_DRV_VER) |
8af3f33d PP |
2446 | qlcnic_fw_cmd_set_drv_version(adapter, fw_cmd); |
2447 | } | |
2448 | ||
2c97e9e2 SC |
2449 | /* Reset firmware API lock */ |
2450 | static void qlcnic_reset_api_lock(struct qlcnic_adapter *adapter) | |
2451 | { | |
2452 | qlcnic_api_lock(adapter); | |
2453 | qlcnic_api_unlock(adapter); | |
2454 | } | |
2455 | ||
2456 | ||
6bb58bb0 | 2457 | static int |
af19b491 AKS |
2458 | qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) |
2459 | { | |
2460 | struct net_device *netdev = NULL; | |
2461 | struct qlcnic_adapter *adapter = NULL; | |
7e2cf4fe | 2462 | struct qlcnic_hardware_context *ahw; |
5ad6ff9d | 2463 | int err, pci_using_dac = -1; |
7bc48646 | 2464 | char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */ |
af19b491 AKS |
2465 | |
2466 | err = pci_enable_device(pdev); | |
2467 | if (err) | |
2468 | return err; | |
2469 | ||
2470 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
2471 | err = -ENODEV; | |
2472 | goto err_out_disable_pdev; | |
2473 | } | |
2474 | ||
1bb09fb9 AKS |
2475 | err = qlcnic_set_dma_mask(pdev, &pci_using_dac); |
2476 | if (err) | |
2477 | goto err_out_disable_pdev; | |
2478 | ||
af19b491 AKS |
2479 | err = pci_request_regions(pdev, qlcnic_driver_name); |
2480 | if (err) | |
2481 | goto err_out_disable_pdev; | |
2482 | ||
2483 | pci_set_master(pdev); | |
451724c8 | 2484 | pci_enable_pcie_error_reporting(pdev); |
af19b491 | 2485 | |
7e2cf4fe | 2486 | ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL); |
02135582 SC |
2487 | if (!ahw) { |
2488 | err = -ENOMEM; | |
7e2cf4fe | 2489 | goto err_out_free_res; |
02135582 | 2490 | } |
7e2cf4fe | 2491 | |
f8468331 RB |
2492 | switch (ent->device) { |
2493 | case PCI_DEVICE_ID_QLOGIC_QLE824X: | |
7e2cf4fe | 2494 | ahw->hw_ops = &qlcnic_hw_ops; |
f8468331 RB |
2495 | ahw->reg_tbl = (u32 *) qlcnic_reg_tbl; |
2496 | break; | |
2497 | case PCI_DEVICE_ID_QLOGIC_QLE834X: | |
40e2b8ed | 2498 | case PCI_DEVICE_ID_QLOGIC_QLE8830: |
15ca140f | 2499 | case PCI_DEVICE_ID_QLOGIC_QLE844X: |
13159183 | 2500 | qlcnic_83xx_register_map(ahw); |
f8468331 RB |
2501 | break; |
2502 | case PCI_DEVICE_ID_QLOGIC_VF_QLE834X: | |
da286a6f | 2503 | case PCI_DEVICE_ID_QLOGIC_VF_QLE8C30: |
15ca140f | 2504 | case PCI_DEVICE_ID_QLOGIC_VF_QLE844X: |
f8468331 RB |
2505 | qlcnic_sriov_vf_register_map(ahw); |
2506 | break; | |
2507 | default: | |
13159183 | 2508 | goto err_out_free_hw_res; |
7e2cf4fe SC |
2509 | } |
2510 | ||
2511 | err = qlcnic_setup_pci_map(pdev, ahw); | |
2512 | if (err) | |
2513 | goto err_out_free_hw_res; | |
2514 | ||
012ec812 HM |
2515 | netdev = alloc_etherdev_mq(sizeof(struct qlcnic_adapter), |
2516 | QLCNIC_MAX_TX_RINGS); | |
af19b491 | 2517 | if (!netdev) { |
af19b491 | 2518 | err = -ENOMEM; |
7e2cf4fe | 2519 | goto err_out_iounmap; |
af19b491 AKS |
2520 | } |
2521 | ||
2522 | SET_NETDEV_DEV(netdev, &pdev->dev); | |
2523 | ||
2524 | adapter = netdev_priv(netdev); | |
2525 | adapter->netdev = netdev; | |
2526 | adapter->pdev = pdev; | |
13159183 SC |
2527 | adapter->ahw = ahw; |
2528 | ||
2529 | adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic"); | |
2530 | if (adapter->qlcnic_wq == NULL) { | |
02135582 | 2531 | err = -ENOMEM; |
13159183 SC |
2532 | dev_err(&pdev->dev, "Failed to create workqueue\n"); |
2533 | goto err_out_free_netdev; | |
2534 | } | |
af19b491 | 2535 | |
2dfc9671 PST |
2536 | err = qlcnic_alloc_adapter_resources(adapter); |
2537 | if (err) | |
2b1f18a4 | 2538 | goto err_out_free_wq; |
b1fc6d3c AC |
2539 | |
2540 | adapter->dev_rst_time = jiffies; | |
2f514c52 JK |
2541 | ahw->revision_id = pdev->revision; |
2542 | ahw->max_vnic_func = qlcnic_get_vnic_func_count(adapter); | |
fe1adc6b JK |
2543 | if (qlcnic_mac_learn == FDB_MAC_LEARN) |
2544 | adapter->fdb_mac_learn = true; | |
2545 | else if (qlcnic_mac_learn == DRV_MAC_LEARN) | |
2546 | adapter->drv_mac_learn = true; | |
af19b491 | 2547 | |
b1fc6d3c AC |
2548 | rwlock_init(&adapter->ahw->crb_lock); |
2549 | mutex_init(&adapter->ahw->mem_lock); | |
af19b491 | 2550 | |
af19b491 AKS |
2551 | INIT_LIST_HEAD(&adapter->mac_list); |
2552 | ||
14d385b9 SC |
2553 | qlcnic_register_dcb(adapter); |
2554 | ||
7e2cf4fe | 2555 | if (qlcnic_82xx_check(adapter)) { |
13159183 | 2556 | qlcnic_check_vf(adapter, ent); |
7e2cf4fe | 2557 | adapter->portnum = adapter->ahw->pci_func; |
2c97e9e2 | 2558 | qlcnic_reset_api_lock(adapter); |
7e2cf4fe SC |
2559 | err = qlcnic_start_firmware(adapter); |
2560 | if (err) { | |
66451615 SC |
2561 | dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n" |
2562 | "\t\tIf reboot doesn't help, try flashing the card\n"); | |
2563 | goto err_out_maintenance_mode; | |
7e2cf4fe | 2564 | } |
af19b491 | 2565 | |
34e8c406 HM |
2566 | /* compute and set default and max tx/sds rings */ |
2567 | if (adapter->ahw->msix_supported) { | |
2568 | if (qlcnic_check_multi_tx_capability(adapter) == 1) | |
2569 | qlcnic_set_tx_ring_count(adapter, | |
2570 | QLCNIC_SINGLE_RING); | |
2571 | else | |
2572 | qlcnic_set_tx_ring_count(adapter, | |
2573 | QLCNIC_DEF_TX_RINGS); | |
2574 | qlcnic_set_sds_ring_count(adapter, | |
2575 | QLCNIC_DEF_SDS_RINGS); | |
2576 | } else { | |
2577 | qlcnic_set_tx_ring_count(adapter, QLCNIC_SINGLE_RING); | |
2578 | qlcnic_set_sds_ring_count(adapter, QLCNIC_SINGLE_RING); | |
012ec812 HM |
2579 | } |
2580 | ||
7e2cf4fe SC |
2581 | err = qlcnic_setup_idc_param(adapter); |
2582 | if (err) | |
2583 | goto err_out_free_hw; | |
b0044bcf | 2584 | |
7e2cf4fe | 2585 | adapter->flags |= QLCNIC_NEED_FLR; |
14d385b9 | 2586 | |
13159183 SC |
2587 | } else if (qlcnic_83xx_check(adapter)) { |
2588 | qlcnic_83xx_check_vf(adapter, ent); | |
2589 | adapter->portnum = adapter->ahw->pci_func; | |
f8468331 | 2590 | err = qlcnic_83xx_init(adapter, pci_using_dac); |
629263ac | 2591 | if (err) { |
78ea2d97 SC |
2592 | switch (err) { |
2593 | case -ENOTRECOVERABLE: | |
2a355aec SC |
2594 | dev_err(&pdev->dev, "Adapter initialization failed due to a faulty hardware\n"); |
2595 | dev_err(&pdev->dev, "Please replace the adapter with new one and return the faulty adapter for repair\n"); | |
78ea2d97 SC |
2596 | goto err_out_free_hw; |
2597 | case -ENOMEM: | |
2598 | dev_err(&pdev->dev, "Adapter initialization failed. Please reboot\n"); | |
2599 | goto err_out_free_hw; | |
aaecf51c SC |
2600 | case -EOPNOTSUPP: |
2601 | dev_err(&pdev->dev, "Adapter initialization failed\n"); | |
2602 | goto err_out_free_hw; | |
78ea2d97 | 2603 | default: |
c65762fc | 2604 | dev_err(&pdev->dev, "Adapter initialization failed. Driver will load in maintenance mode to recover the adapter using the application\n"); |
78ea2d97 SC |
2605 | goto err_out_maintenance_mode; |
2606 | } | |
629263ac | 2607 | } |
78ea2d97 | 2608 | |
f8468331 RB |
2609 | if (qlcnic_sriov_vf_check(adapter)) |
2610 | return 0; | |
13159183 SC |
2611 | } else { |
2612 | dev_err(&pdev->dev, | |
2613 | "%s: failed. Please Reboot\n", __func__); | |
7824acd9 | 2614 | err = -ENODEV; |
13159183 | 2615 | goto err_out_free_hw; |
a7fc948f | 2616 | } |
af19b491 | 2617 | |
da48e6c3 RB |
2618 | if (qlcnic_read_mac_addr(adapter)) |
2619 | dev_warn(&pdev->dev, "failed to read mac addr\n"); | |
2620 | ||
07a251c8 SS |
2621 | qlcnic_read_phys_port_id(adapter); |
2622 | ||
da48e6c3 | 2623 | if (adapter->portnum == 0) { |
22999798 | 2624 | qlcnic_get_board_name(adapter, board_name); |
13159183 | 2625 | |
da48e6c3 | 2626 | pr_info("%s: %s Board Chip rev 0x%x\n", |
22999798 SC |
2627 | module_name(THIS_MODULE), |
2628 | board_name, adapter->ahw->revision_id); | |
da48e6c3 | 2629 | } |
460374f7 HM |
2630 | |
2631 | if (qlcnic_83xx_check(adapter) && !qlcnic_use_msi_x && | |
2632 | !!qlcnic_use_msi) | |
2633 | dev_warn(&pdev->dev, | |
01b91f4c | 2634 | "Device does not support MSI interrupts\n"); |
460374f7 | 2635 | |
068a8d19 | 2636 | if (qlcnic_82xx_check(adapter)) { |
4d52e1e8 SC |
2637 | qlcnic_dcb_enable(adapter->dcb); |
2638 | qlcnic_dcb_get_info(adapter->dcb); | |
34e8c406 | 2639 | err = qlcnic_setup_intr(adapter); |
4d52e1e8 | 2640 | |
068a8d19 MC |
2641 | if (err) { |
2642 | dev_err(&pdev->dev, "Failed to setup interrupt\n"); | |
13159183 | 2643 | goto err_out_disable_msi; |
068a8d19 | 2644 | } |
13159183 | 2645 | } |
af19b491 | 2646 | |
02135582 SC |
2647 | err = qlcnic_get_act_pci_func(adapter); |
2648 | if (err) | |
2649 | goto err_out_disable_mbx_intr; | |
2650 | ||
bf63014f RB |
2651 | if (adapter->portnum == 0) |
2652 | qlcnic_set_drv_version(adapter); | |
2653 | ||
1bb09fb9 | 2654 | err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac); |
af19b491 | 2655 | if (err) |
7e2cf4fe | 2656 | goto err_out_disable_mbx_intr; |
af19b491 AKS |
2657 | |
2658 | pci_set_drvdata(pdev, adapter); | |
2659 | ||
97ee45eb SC |
2660 | if (qlcnic_82xx_check(adapter)) |
2661 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, | |
2662 | FW_POLL_DELAY); | |
af19b491 | 2663 | |
b1fc6d3c | 2664 | switch (adapter->ahw->port_type) { |
af19b491 AKS |
2665 | case QLCNIC_GBE: |
2666 | dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n", | |
2667 | adapter->netdev->name); | |
2668 | break; | |
2669 | case QLCNIC_XGBE: | |
2670 | dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n", | |
2671 | adapter->netdev->name); | |
2672 | break; | |
2673 | } | |
2674 | ||
fe1adc6b | 2675 | if (adapter->drv_mac_learn) |
e5dcf6dc SC |
2676 | qlcnic_alloc_lb_filters_mem(adapter); |
2677 | ||
7e2cf4fe | 2678 | qlcnic_add_sysfs(adapter); |
1f0f467b | 2679 | qlcnic_register_hwmon_dev(adapter); |
af19b491 AKS |
2680 | return 0; |
2681 | ||
7e2cf4fe | 2682 | err_out_disable_mbx_intr: |
7dd90cf1 | 2683 | if (qlcnic_83xx_check(adapter)) |
13159183 | 2684 | qlcnic_83xx_free_mbx_intr(adapter); |
7e2cf4fe | 2685 | |
af19b491 AKS |
2686 | err_out_disable_msi: |
2687 | qlcnic_teardown_intr(adapter); | |
7e2cf4fe | 2688 | qlcnic_cancel_idc_work(adapter); |
21854f02 | 2689 | qlcnic_clr_all_drv_state(adapter, 0); |
af19b491 | 2690 | |
b1fc6d3c AC |
2691 | err_out_free_hw: |
2692 | qlcnic_free_adapter_resources(adapter); | |
2693 | ||
2b1f18a4 WY |
2694 | err_out_free_wq: |
2695 | destroy_workqueue(adapter->qlcnic_wq); | |
2696 | ||
af19b491 AKS |
2697 | err_out_free_netdev: |
2698 | free_netdev(netdev); | |
2699 | ||
7e2cf4fe | 2700 | err_out_iounmap: |
f1a094a8 | 2701 | qlcnic_cleanup_pci_map(ahw); |
7e2cf4fe SC |
2702 | |
2703 | err_out_free_hw_res: | |
2704 | kfree(ahw); | |
2705 | ||
af19b491 AKS |
2706 | err_out_free_res: |
2707 | pci_release_regions(pdev); | |
2708 | ||
2709 | err_out_disable_pdev: | |
af19b491 AKS |
2710 | pci_disable_device(pdev); |
2711 | return err; | |
66451615 SC |
2712 | |
2713 | err_out_maintenance_mode: | |
78ea2d97 | 2714 | set_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state); |
66451615 | 2715 | netdev->netdev_ops = &qlcnic_netdev_failed_ops; |
7ad24ea4 | 2716 | netdev->ethtool_ops = &qlcnic_ethtool_failed_ops; |
78ea2d97 SC |
2717 | ahw->port_type = QLCNIC_XGBE; |
2718 | ||
2719 | if (qlcnic_83xx_check(adapter)) | |
2720 | adapter->tgt_status_reg = NULL; | |
2721 | else | |
2722 | ahw->board_type = QLCNIC_BRDTYPE_P3P_10G_SFP_PLUS; | |
2723 | ||
66451615 SC |
2724 | err = register_netdev(netdev); |
2725 | ||
2726 | if (err) { | |
2727 | dev_err(&pdev->dev, "Failed to register net device\n"); | |
2728 | qlcnic_clr_all_drv_state(adapter, 0); | |
2729 | goto err_out_free_hw; | |
2730 | } | |
2731 | ||
2732 | pci_set_drvdata(pdev, adapter); | |
2733 | qlcnic_add_sysfs(adapter); | |
2734 | ||
2735 | return 0; | |
af19b491 AKS |
2736 | } |
2737 | ||
6bb58bb0 | 2738 | static void qlcnic_remove(struct pci_dev *pdev) |
af19b491 AKS |
2739 | { |
2740 | struct qlcnic_adapter *adapter; | |
2741 | struct net_device *netdev; | |
13159183 | 2742 | struct qlcnic_hardware_context *ahw; |
af19b491 AKS |
2743 | |
2744 | adapter = pci_get_drvdata(pdev); | |
2745 | if (adapter == NULL) | |
2746 | return; | |
2747 | ||
2748 | netdev = adapter->netdev; | |
2749 | ||
13159183 | 2750 | qlcnic_cancel_idc_work(adapter); |
132a3f2b | 2751 | qlcnic_sriov_pf_disable(adapter); |
13159183 | 2752 | ahw = adapter->ahw; |
af19b491 AKS |
2753 | |
2754 | unregister_netdev(netdev); | |
02feda17 | 2755 | qlcnic_sriov_cleanup(adapter); |
af19b491 | 2756 | |
13159183 | 2757 | if (qlcnic_83xx_check(adapter)) { |
9b0fff2a | 2758 | qlcnic_83xx_initialize_nic(adapter, 0); |
3d73b5fd | 2759 | cancel_delayed_work_sync(&adapter->idc_aen_work); |
068a8d19 MC |
2760 | qlcnic_83xx_free_mbx_intr(adapter); |
2761 | qlcnic_83xx_detach_mailbox_work(adapter); | |
2762 | qlcnic_83xx_free_mailbox(ahw->mailbox); | |
7000078a | 2763 | kfree(ahw->fw_info); |
13159183 SC |
2764 | } |
2765 | ||
3720bf79 | 2766 | qlcnic_dcb_free(adapter->dcb); |
af19b491 | 2767 | qlcnic_detach(adapter); |
7061b2bd ME |
2768 | kfree(adapter->npars); |
2769 | kfree(adapter->eswitch); | |
2e9d722d | 2770 | |
97ee45eb SC |
2771 | if (qlcnic_82xx_check(adapter)) |
2772 | qlcnic_clr_all_drv_state(adapter, 0); | |
af19b491 AKS |
2773 | |
2774 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
2775 | ||
b5e5492c AKS |
2776 | qlcnic_free_lb_filters_mem(adapter); |
2777 | ||
af19b491 AKS |
2778 | qlcnic_teardown_intr(adapter); |
2779 | ||
13159183 | 2780 | qlcnic_remove_sysfs(adapter); |
af19b491 | 2781 | |
1f0f467b HP |
2782 | qlcnic_unregister_hwmon_dev(adapter); |
2783 | ||
f1a094a8 | 2784 | qlcnic_cleanup_pci_map(adapter->ahw); |
af19b491 AKS |
2785 | |
2786 | qlcnic_release_firmware(adapter); | |
2787 | ||
451724c8 | 2788 | pci_disable_pcie_error_reporting(pdev); |
af19b491 AKS |
2789 | pci_release_regions(pdev); |
2790 | pci_disable_device(pdev); | |
af19b491 | 2791 | |
13159183 SC |
2792 | if (adapter->qlcnic_wq) { |
2793 | destroy_workqueue(adapter->qlcnic_wq); | |
2794 | adapter->qlcnic_wq = NULL; | |
2795 | } | |
14d385b9 | 2796 | |
b1fc6d3c | 2797 | qlcnic_free_adapter_resources(adapter); |
13159183 | 2798 | kfree(ahw); |
af19b491 AKS |
2799 | free_netdev(netdev); |
2800 | } | |
af19b491 AKS |
2801 | |
2802 | static void qlcnic_shutdown(struct pci_dev *pdev) | |
2803 | { | |
2804 | if (__qlcnic_shutdown(pdev)) | |
2805 | return; | |
2806 | ||
2807 | pci_disable_device(pdev); | |
2808 | } | |
2809 | ||
2810 | #ifdef CONFIG_PM | |
486a5bc7 | 2811 | static int qlcnic_suspend(struct pci_dev *pdev, pm_message_t state) |
af19b491 AKS |
2812 | { |
2813 | int retval; | |
2814 | ||
2815 | retval = __qlcnic_shutdown(pdev); | |
2816 | if (retval) | |
2817 | return retval; | |
2818 | ||
2819 | pci_set_power_state(pdev, pci_choose_state(pdev, state)); | |
2820 | return 0; | |
2821 | } | |
2822 | ||
486a5bc7 | 2823 | static int qlcnic_resume(struct pci_dev *pdev) |
af19b491 AKS |
2824 | { |
2825 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
af19b491 AKS |
2826 | int err; |
2827 | ||
2828 | err = pci_enable_device(pdev); | |
2829 | if (err) | |
2830 | return err; | |
2831 | ||
2832 | pci_set_power_state(pdev, PCI_D0); | |
2833 | pci_set_master(pdev); | |
2834 | pci_restore_state(pdev); | |
2835 | ||
486a5bc7 | 2836 | return __qlcnic_resume(adapter); |
af19b491 AKS |
2837 | } |
2838 | #endif | |
2839 | ||
2840 | static int qlcnic_open(struct net_device *netdev) | |
2841 | { | |
2842 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2843 | int err; | |
2844 | ||
78ea2d97 SC |
2845 | if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state)) { |
2846 | netdev_err(netdev, "%s: Device is in non-operational state\n", | |
2847 | __func__); | |
66451615 SC |
2848 | |
2849 | return -EIO; | |
2850 | } | |
2851 | ||
c55ad8e5 AKS |
2852 | netif_carrier_off(netdev); |
2853 | ||
af19b491 AKS |
2854 | err = qlcnic_attach(adapter); |
2855 | if (err) | |
2856 | return err; | |
2857 | ||
2858 | err = __qlcnic_up(adapter, netdev); | |
2859 | if (err) | |
060d0564 | 2860 | qlcnic_detach(adapter); |
af19b491 | 2861 | |
af19b491 AKS |
2862 | return err; |
2863 | } | |
2864 | ||
2865 | /* | |
2866 | * qlcnic_close - Disables a network interface entry point | |
2867 | */ | |
2868 | static int qlcnic_close(struct net_device *netdev) | |
2869 | { | |
2870 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2871 | ||
2872 | __qlcnic_down(adapter, netdev); | |
13159183 | 2873 | |
af19b491 AKS |
2874 | return 0; |
2875 | } | |
2876 | ||
d747c333 RB |
2877 | #define QLCNIC_VF_LB_BUCKET_SIZE 1 |
2878 | ||
e5dcf6dc | 2879 | void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter) |
b5e5492c AKS |
2880 | { |
2881 | void *head; | |
2882 | int i; | |
13159183 SC |
2883 | struct net_device *netdev = adapter->netdev; |
2884 | u32 filter_size = 0; | |
2885 | u16 act_pci_func = 0; | |
b5e5492c | 2886 | |
e5dcf6dc | 2887 | if (adapter->fhash.fmax && adapter->fhash.fhead) |
b5e5492c AKS |
2888 | return; |
2889 | ||
2f514c52 | 2890 | act_pci_func = adapter->ahw->total_nic_func; |
b5e5492c | 2891 | spin_lock_init(&adapter->mac_learn_lock); |
53643a75 | 2892 | spin_lock_init(&adapter->rx_mac_learn_lock); |
b5e5492c | 2893 | |
d747c333 RB |
2894 | if (qlcnic_sriov_vf_check(adapter)) { |
2895 | filter_size = QLCNIC_83XX_SRIOV_VF_MAX_MAC - 1; | |
2896 | adapter->fhash.fbucket_size = QLCNIC_VF_LB_BUCKET_SIZE; | |
2897 | } else if (qlcnic_82xx_check(adapter)) { | |
13159183 SC |
2898 | filter_size = QLCNIC_LB_MAX_FILTERS; |
2899 | adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE; | |
2900 | } else { | |
2901 | filter_size = QLC_83XX_LB_MAX_FILTERS; | |
2902 | adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE; | |
2903 | } | |
2904 | ||
2905 | head = kcalloc(adapter->fhash.fbucket_size, | |
1d9219dd | 2906 | sizeof(struct hlist_head), GFP_ATOMIC); |
13159183 | 2907 | |
b5e5492c AKS |
2908 | if (!head) |
2909 | return; | |
2910 | ||
13159183 | 2911 | adapter->fhash.fmax = (filter_size / act_pci_func); |
43d620c8 | 2912 | adapter->fhash.fhead = head; |
b5e5492c | 2913 | |
13159183 SC |
2914 | netdev_info(netdev, "active nic func = %d, mac filter size=%d\n", |
2915 | act_pci_func, adapter->fhash.fmax); | |
2916 | ||
2917 | for (i = 0; i < adapter->fhash.fbucket_size; i++) | |
b5e5492c | 2918 | INIT_HLIST_HEAD(&adapter->fhash.fhead[i]); |
53643a75 SS |
2919 | |
2920 | adapter->rx_fhash.fbucket_size = adapter->fhash.fbucket_size; | |
2921 | ||
2922 | head = kcalloc(adapter->rx_fhash.fbucket_size, | |
2923 | sizeof(struct hlist_head), GFP_ATOMIC); | |
2924 | ||
2925 | if (!head) | |
2926 | return; | |
2927 | ||
2928 | adapter->rx_fhash.fmax = (filter_size / act_pci_func); | |
2929 | adapter->rx_fhash.fhead = head; | |
2930 | ||
2931 | for (i = 0; i < adapter->rx_fhash.fbucket_size; i++) | |
2932 | INIT_HLIST_HEAD(&adapter->rx_fhash.fhead[i]); | |
b5e5492c AKS |
2933 | } |
2934 | ||
2935 | static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter) | |
2936 | { | |
7061b2bd | 2937 | if (adapter->fhash.fmax) |
b5e5492c AKS |
2938 | kfree(adapter->fhash.fhead); |
2939 | ||
2940 | adapter->fhash.fhead = NULL; | |
2941 | adapter->fhash.fmax = 0; | |
53643a75 | 2942 | |
7061b2bd | 2943 | if (adapter->rx_fhash.fmax) |
53643a75 SS |
2944 | kfree(adapter->rx_fhash.fhead); |
2945 | ||
2946 | adapter->rx_fhash.fmax = 0; | |
2947 | adapter->rx_fhash.fhead = NULL; | |
b5e5492c AKS |
2948 | } |
2949 | ||
629263ac | 2950 | int qlcnic_check_temp(struct qlcnic_adapter *adapter) |
af19b491 AKS |
2951 | { |
2952 | struct net_device *netdev = adapter->netdev; | |
97ee45eb | 2953 | u32 temp_state, temp_val, temp = 0; |
af19b491 AKS |
2954 | int rv = 0; |
2955 | ||
13159183 SC |
2956 | if (qlcnic_83xx_check(adapter)) |
2957 | temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP); | |
2958 | ||
97ee45eb | 2959 | if (qlcnic_82xx_check(adapter)) |
a15ebd37 | 2960 | temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP); |
af19b491 AKS |
2961 | |
2962 | temp_state = qlcnic_get_temp_state(temp); | |
2963 | temp_val = qlcnic_get_temp_val(temp); | |
2964 | ||
2965 | if (temp_state == QLCNIC_TEMP_PANIC) { | |
2966 | dev_err(&netdev->dev, | |
2967 | "Device temperature %d degrees C exceeds" | |
2968 | " maximum allowed. Hardware has been shut down.\n", | |
2969 | temp_val); | |
2970 | rv = 1; | |
2971 | } else if (temp_state == QLCNIC_TEMP_WARN) { | |
79788450 | 2972 | if (adapter->ahw->temp == QLCNIC_TEMP_NORMAL) { |
af19b491 AKS |
2973 | dev_err(&netdev->dev, |
2974 | "Device temperature %d degrees C " | |
2975 | "exceeds operating range." | |
2976 | " Immediate action needed.\n", | |
2977 | temp_val); | |
2978 | } | |
2979 | } else { | |
79788450 | 2980 | if (adapter->ahw->temp == QLCNIC_TEMP_WARN) { |
af19b491 AKS |
2981 | dev_info(&netdev->dev, |
2982 | "Device temperature is now %d degrees C" | |
2983 | " in normal range.\n", temp_val); | |
2984 | } | |
2985 | } | |
79788450 | 2986 | adapter->ahw->temp = temp_state; |
af19b491 AKS |
2987 | return rv; |
2988 | } | |
2989 | ||
95b3890a | 2990 | static inline void dump_tx_ring_desc(struct qlcnic_host_tx_ring *tx_ring) |
af19b491 | 2991 | { |
95b3890a HM |
2992 | int i; |
2993 | struct cmd_desc_type0 *tx_desc_info; | |
2994 | ||
2995 | for (i = 0; i < tx_ring->num_desc; i++) { | |
2996 | tx_desc_info = &tx_ring->desc_head[i]; | |
2997 | pr_info("TX Desc: %d\n", i); | |
2998 | print_hex_dump(KERN_INFO, "TX: ", DUMP_PREFIX_OFFSET, 16, 1, | |
2999 | &tx_ring->desc_head[i], | |
3000 | sizeof(struct cmd_desc_type0), true); | |
3001 | } | |
3002 | } | |
3003 | ||
665d1eca | 3004 | static void qlcnic_dump_rings(struct qlcnic_adapter *adapter) |
95b3890a | 3005 | { |
665d1eca | 3006 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
95b3890a | 3007 | struct net_device *netdev = adapter->netdev; |
665d1eca HP |
3008 | struct qlcnic_host_rds_ring *rds_ring; |
3009 | struct qlcnic_host_sds_ring *sds_ring; | |
012ec812 HM |
3010 | struct qlcnic_host_tx_ring *tx_ring; |
3011 | int ring; | |
af19b491 | 3012 | |
95b3890a HM |
3013 | if (!netdev || !netif_running(netdev)) |
3014 | return; | |
3015 | ||
665d1eca HP |
3016 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { |
3017 | rds_ring = &recv_ctx->rds_rings[ring]; | |
3018 | if (!rds_ring) | |
3019 | continue; | |
3020 | netdev_info(netdev, | |
3021 | "rds_ring=%d crb_rcv_producer=%d producer=%u num_desc=%u\n", | |
3022 | ring, readl(rds_ring->crb_rcv_producer), | |
3023 | rds_ring->producer, rds_ring->num_desc); | |
3024 | } | |
3025 | ||
3026 | for (ring = 0; ring < adapter->drv_sds_rings; ring++) { | |
3027 | sds_ring = &(recv_ctx->sds_rings[ring]); | |
3028 | if (!sds_ring) | |
3029 | continue; | |
3030 | netdev_info(netdev, | |
3031 | "sds_ring=%d crb_sts_consumer=%d consumer=%u crb_intr_mask=%d num_desc=%u\n", | |
3032 | ring, readl(sds_ring->crb_sts_consumer), | |
3033 | sds_ring->consumer, readl(sds_ring->crb_intr_mask), | |
3034 | sds_ring->num_desc); | |
3035 | } | |
3036 | ||
95b3890a HM |
3037 | for (ring = 0; ring < adapter->drv_tx_rings; ring++) { |
3038 | tx_ring = &adapter->tx_ring[ring]; | |
665d1eca HP |
3039 | if (!tx_ring) |
3040 | continue; | |
95b3890a HM |
3041 | netdev_info(netdev, "Tx ring=%d Context Id=0x%x\n", |
3042 | ring, tx_ring->ctx_id); | |
3043 | netdev_info(netdev, | |
3044 | "xmit_finished=%llu, xmit_called=%llu, xmit_on=%llu, xmit_off=%llu\n", | |
3045 | tx_ring->tx_stats.xmit_finished, | |
3046 | tx_ring->tx_stats.xmit_called, | |
3047 | tx_ring->tx_stats.xmit_on, | |
3048 | tx_ring->tx_stats.xmit_off); | |
d5d2bf3e MC |
3049 | |
3050 | if (tx_ring->crb_intr_mask) | |
3051 | netdev_info(netdev, "crb_intr_mask=%d\n", | |
3052 | readl(tx_ring->crb_intr_mask)); | |
3053 | ||
95b3890a | 3054 | netdev_info(netdev, |
d5d2bf3e | 3055 | "hw_producer=%d, sw_producer=%d sw_consumer=%d, hw_consumer=%d\n", |
95b3890a HM |
3056 | readl(tx_ring->crb_cmd_producer), |
3057 | tx_ring->producer, tx_ring->sw_consumer, | |
3058 | le32_to_cpu(*(tx_ring->hw_consumer))); | |
3059 | ||
3060 | netdev_info(netdev, "Total desc=%d, Available desc=%d\n", | |
3061 | tx_ring->num_desc, qlcnic_tx_avail(tx_ring)); | |
3062 | ||
665d1eca | 3063 | if (netif_msg_tx_err(adapter->ahw)) |
95b3890a HM |
3064 | dump_tx_ring_desc(tx_ring); |
3065 | } | |
665d1eca | 3066 | |
95b3890a HM |
3067 | } |
3068 | ||
3069 | static void qlcnic_tx_timeout(struct net_device *netdev) | |
3070 | { | |
3071 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
3072 | ||
af19b491 AKS |
3073 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) |
3074 | return; | |
3075 | ||
665d1eca HP |
3076 | qlcnic_dump_rings(adapter); |
3077 | ||
3078 | if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS || | |
3079 | netif_msg_tx_err(adapter->ahw)) { | |
3080 | netdev_err(netdev, "Tx timeout, reset the adapter.\n"); | |
536faa61 SC |
3081 | if (qlcnic_82xx_check(adapter)) |
3082 | adapter->need_fw_reset = 1; | |
3083 | else if (qlcnic_83xx_check(adapter)) | |
3084 | qlcnic_83xx_idc_request_reset(adapter, | |
3085 | QLCNIC_FORCE_FW_DUMP_KEY); | |
3086 | } else { | |
665d1eca | 3087 | netdev_err(netdev, "Tx timeout, reset adapter context.\n"); |
79788450 | 3088 | adapter->ahw->reset_context = 1; |
536faa61 | 3089 | } |
af19b491 AKS |
3090 | } |
3091 | ||
3092 | static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev) | |
3093 | { | |
3094 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
3095 | struct net_device_stats *stats = &netdev->stats; | |
3096 | ||
1ac6762a MC |
3097 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
3098 | qlcnic_update_stats(adapter); | |
3099 | ||
af19b491 AKS |
3100 | stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts; |
3101 | stats->tx_packets = adapter->stats.xmitfinished; | |
7e382594 | 3102 | stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes; |
af19b491 AKS |
3103 | stats->tx_bytes = adapter->stats.txbytes; |
3104 | stats->rx_dropped = adapter->stats.rxdropped; | |
3105 | stats->tx_dropped = adapter->stats.txdropped; | |
3106 | ||
3107 | return stats; | |
3108 | } | |
3109 | ||
21041400 | 3110 | static irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter) |
af19b491 | 3111 | { |
af19b491 AKS |
3112 | u32 status; |
3113 | ||
3114 | status = readl(adapter->isr_int_vec); | |
3115 | ||
79788450 | 3116 | if (!(status & adapter->ahw->int_vec_bit)) |
af19b491 AKS |
3117 | return IRQ_NONE; |
3118 | ||
3119 | /* check interrupt state machine, to be sure */ | |
3120 | status = readl(adapter->crb_int_state_reg); | |
3121 | if (!ISR_LEGACY_INT_TRIGGERED(status)) | |
3122 | return IRQ_NONE; | |
3123 | ||
3124 | writel(0xffffffff, adapter->tgt_status_reg); | |
3125 | /* read twice to ensure write is flushed */ | |
3126 | readl(adapter->isr_int_vec); | |
3127 | readl(adapter->isr_int_vec); | |
3128 | ||
7eb9855d AKS |
3129 | return IRQ_HANDLED; |
3130 | } | |
3131 | ||
3132 | static irqreturn_t qlcnic_tmp_intr(int irq, void *data) | |
3133 | { | |
3134 | struct qlcnic_host_sds_ring *sds_ring = data; | |
3135 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
3136 | ||
3137 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
3138 | goto done; | |
3139 | else if (adapter->flags & QLCNIC_MSI_ENABLED) { | |
3140 | writel(0xffffffff, adapter->tgt_status_reg); | |
3141 | goto done; | |
3142 | } | |
3143 | ||
3144 | if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) | |
3145 | return IRQ_NONE; | |
3146 | ||
3147 | done: | |
79788450 | 3148 | adapter->ahw->diag_cnt++; |
2cc5752e | 3149 | qlcnic_enable_sds_intr(adapter, sds_ring); |
7eb9855d AKS |
3150 | return IRQ_HANDLED; |
3151 | } | |
3152 | ||
3153 | static irqreturn_t qlcnic_intr(int irq, void *data) | |
3154 | { | |
3155 | struct qlcnic_host_sds_ring *sds_ring = data; | |
3156 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
3157 | ||
3158 | if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) | |
3159 | return IRQ_NONE; | |
3160 | ||
af19b491 AKS |
3161 | napi_schedule(&sds_ring->napi); |
3162 | ||
3163 | return IRQ_HANDLED; | |
3164 | } | |
3165 | ||
3166 | static irqreturn_t qlcnic_msi_intr(int irq, void *data) | |
3167 | { | |
3168 | struct qlcnic_host_sds_ring *sds_ring = data; | |
3169 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
3170 | ||
3171 | /* clear interrupt */ | |
3172 | writel(0xffffffff, adapter->tgt_status_reg); | |
3173 | ||
3174 | napi_schedule(&sds_ring->napi); | |
3175 | return IRQ_HANDLED; | |
3176 | } | |
3177 | ||
3178 | static irqreturn_t qlcnic_msix_intr(int irq, void *data) | |
3179 | { | |
3180 | struct qlcnic_host_sds_ring *sds_ring = data; | |
3181 | ||
3182 | napi_schedule(&sds_ring->napi); | |
3183 | return IRQ_HANDLED; | |
3184 | } | |
3185 | ||
13159183 SC |
3186 | static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data) |
3187 | { | |
3188 | struct qlcnic_host_tx_ring *tx_ring = data; | |
3189 | ||
3190 | napi_schedule(&tx_ring->napi); | |
3191 | return IRQ_HANDLED; | |
3192 | } | |
3193 | ||
af19b491 AKS |
3194 | #ifdef CONFIG_NET_POLL_CONTROLLER |
3195 | static void qlcnic_poll_controller(struct net_device *netdev) | |
3196 | { | |
3197 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2b018ad9 M |
3198 | struct qlcnic_host_sds_ring *sds_ring; |
3199 | struct qlcnic_recv_context *recv_ctx; | |
3200 | struct qlcnic_host_tx_ring *tx_ring; | |
3201 | int ring; | |
3202 | ||
3203 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) | |
3204 | return; | |
3205 | ||
3206 | recv_ctx = adapter->recv_ctx; | |
bf82791e | 3207 | |
34e8c406 | 3208 | for (ring = 0; ring < adapter->drv_sds_rings; ring++) { |
bf82791e | 3209 | sds_ring = &recv_ctx->sds_rings[ring]; |
2b018ad9 M |
3210 | qlcnic_disable_sds_intr(adapter, sds_ring); |
3211 | napi_schedule(&sds_ring->napi); | |
3212 | } | |
3213 | ||
3214 | if (adapter->flags & QLCNIC_MSIX_ENABLED) { | |
3215 | /* Only Multi-Tx queue capable devices need to | |
3216 | * schedule NAPI for TX rings | |
3217 | */ | |
3218 | if ((qlcnic_83xx_check(adapter) && | |
3219 | (adapter->flags & QLCNIC_TX_INTR_SHARED)) || | |
3220 | (qlcnic_82xx_check(adapter) && | |
3221 | !qlcnic_check_multi_tx(adapter))) | |
3222 | return; | |
3223 | ||
3224 | for (ring = 0; ring < adapter->drv_tx_rings; ring++) { | |
3225 | tx_ring = &adapter->tx_ring[ring]; | |
3226 | qlcnic_disable_tx_intr(adapter, tx_ring); | |
3227 | napi_schedule(&tx_ring->napi); | |
3228 | } | |
bf82791e | 3229 | } |
af19b491 AKS |
3230 | } |
3231 | #endif | |
3232 | ||
6df900e9 SC |
3233 | static void |
3234 | qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding) | |
3235 | { | |
3236 | u32 val; | |
3237 | ||
3238 | val = adapter->portnum & 0xf; | |
3239 | val |= encoding << 7; | |
3240 | val |= (jiffies - adapter->dev_rst_time) << 8; | |
3241 | ||
a15ebd37 | 3242 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val); |
6df900e9 SC |
3243 | adapter->dev_rst_time = jiffies; |
3244 | } | |
3245 | ||
ade91f8e AKS |
3246 | static int |
3247 | qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state) | |
af19b491 AKS |
3248 | { |
3249 | u32 val; | |
3250 | ||
3251 | WARN_ON(state != QLCNIC_DEV_NEED_RESET && | |
3252 | state != QLCNIC_DEV_NEED_QUISCENT); | |
3253 | ||
3254 | if (qlcnic_api_lock(adapter)) | |
ade91f8e | 3255 | return -EIO; |
af19b491 | 3256 | |
a15ebd37 | 3257 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
af19b491 AKS |
3258 | |
3259 | if (state == QLCNIC_DEV_NEED_RESET) | |
6d2a4724 | 3260 | QLC_DEV_SET_RST_RDY(val, adapter->portnum); |
af19b491 | 3261 | else if (state == QLCNIC_DEV_NEED_QUISCENT) |
6d2a4724 | 3262 | QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum); |
af19b491 | 3263 | |
a15ebd37 | 3264 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
3265 | |
3266 | qlcnic_api_unlock(adapter); | |
ade91f8e AKS |
3267 | |
3268 | return 0; | |
af19b491 AKS |
3269 | } |
3270 | ||
1b95a839 AKS |
3271 | static int |
3272 | qlcnic_clr_drv_state(struct qlcnic_adapter *adapter) | |
3273 | { | |
3274 | u32 val; | |
3275 | ||
3276 | if (qlcnic_api_lock(adapter)) | |
3277 | return -EBUSY; | |
3278 | ||
a15ebd37 | 3279 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 3280 | QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); |
a15ebd37 | 3281 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
1b95a839 AKS |
3282 | |
3283 | qlcnic_api_unlock(adapter); | |
3284 | ||
3285 | return 0; | |
3286 | } | |
3287 | ||
486a5bc7 | 3288 | void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed) |
af19b491 AKS |
3289 | { |
3290 | u32 val; | |
3291 | ||
3292 | if (qlcnic_api_lock(adapter)) | |
3293 | goto err; | |
3294 | ||
a15ebd37 | 3295 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
6d2a4724 | 3296 | QLC_DEV_CLR_REF_CNT(val, adapter->portnum); |
a15ebd37 | 3297 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); |
af19b491 | 3298 | |
21854f02 | 3299 | if (failed) { |
a15ebd37 HM |
3300 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3301 | QLCNIC_DEV_FAILED); | |
21854f02 AKS |
3302 | dev_info(&adapter->pdev->dev, |
3303 | "Device state set to Failed. Please Reboot\n"); | |
3304 | } else if (!(val & 0x11111111)) | |
a15ebd37 HM |
3305 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3306 | QLCNIC_DEV_COLD); | |
af19b491 | 3307 | |
a15ebd37 | 3308 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 3309 | QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); |
a15ebd37 | 3310 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
3311 | |
3312 | qlcnic_api_unlock(adapter); | |
3313 | err: | |
3314 | adapter->fw_fail_cnt = 0; | |
032a13c7 | 3315 | adapter->flags &= ~QLCNIC_FW_HANG; |
af19b491 AKS |
3316 | clear_bit(__QLCNIC_START_FW, &adapter->state); |
3317 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
3318 | } | |
3319 | ||
f73dfc50 | 3320 | /* Grab api lock, before checking state */ |
af19b491 AKS |
3321 | static int |
3322 | qlcnic_check_drv_state(struct qlcnic_adapter *adapter) | |
3323 | { | |
602ca6f0 | 3324 | int act, state, active_mask; |
a15ebd37 | 3325 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
af19b491 | 3326 | |
a15ebd37 HM |
3327 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
3328 | act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); | |
af19b491 | 3329 | |
602ca6f0 | 3330 | if (adapter->flags & QLCNIC_FW_RESET_OWNER) { |
a15ebd37 | 3331 | active_mask = (~(1 << (ahw->pci_func * 4))); |
602ca6f0 SV |
3332 | act = act & active_mask; |
3333 | } | |
3334 | ||
af19b491 AKS |
3335 | if (((state & 0x11111111) == (act & 0x11111111)) || |
3336 | ((act & 0x11111111) == ((state >> 1) & 0x11111111))) | |
3337 | return 0; | |
3338 | else | |
3339 | return 1; | |
3340 | } | |
3341 | ||
96f8118c SC |
3342 | static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter) |
3343 | { | |
a15ebd37 | 3344 | u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER); |
96f8118c SC |
3345 | |
3346 | if (val != QLCNIC_DRV_IDC_VER) { | |
3347 | dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's" | |
3348 | " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val); | |
3349 | } | |
3350 | ||
3351 | return 0; | |
3352 | } | |
3353 | ||
af19b491 AKS |
3354 | static int |
3355 | qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) | |
3356 | { | |
3357 | u32 val, prev_state; | |
aa5e18c0 | 3358 | u8 dev_init_timeo = adapter->dev_init_timeo; |
6d2a4724 | 3359 | u8 portnum = adapter->portnum; |
96f8118c | 3360 | u8 ret; |
af19b491 | 3361 | |
f73dfc50 AKS |
3362 | if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state)) |
3363 | return 1; | |
3364 | ||
af19b491 AKS |
3365 | if (qlcnic_api_lock(adapter)) |
3366 | return -1; | |
3367 | ||
a15ebd37 | 3368 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
6d2a4724 AKS |
3369 | if (!(val & (1 << (portnum * 4)))) { |
3370 | QLC_DEV_SET_REF_CNT(val, portnum); | |
a15ebd37 | 3371 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); |
af19b491 AKS |
3372 | } |
3373 | ||
a15ebd37 | 3374 | prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
65b5b420 | 3375 | QLCDB(adapter, HW, "Device state = %u\n", prev_state); |
af19b491 AKS |
3376 | |
3377 | switch (prev_state) { | |
3378 | case QLCNIC_DEV_COLD: | |
a15ebd37 HM |
3379 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3380 | QLCNIC_DEV_INITIALIZING); | |
3381 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER, | |
3382 | QLCNIC_DRV_IDC_VER); | |
6df900e9 | 3383 | qlcnic_idc_debug_info(adapter, 0); |
af19b491 AKS |
3384 | qlcnic_api_unlock(adapter); |
3385 | return 1; | |
3386 | ||
3387 | case QLCNIC_DEV_READY: | |
96f8118c | 3388 | ret = qlcnic_check_idc_ver(adapter); |
af19b491 | 3389 | qlcnic_api_unlock(adapter); |
96f8118c | 3390 | return ret; |
af19b491 AKS |
3391 | |
3392 | case QLCNIC_DEV_NEED_RESET: | |
a15ebd37 | 3393 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 3394 | QLC_DEV_SET_RST_RDY(val, portnum); |
a15ebd37 | 3395 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
3396 | break; |
3397 | ||
3398 | case QLCNIC_DEV_NEED_QUISCENT: | |
a15ebd37 | 3399 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 3400 | QLC_DEV_SET_QSCNT_RDY(val, portnum); |
a15ebd37 | 3401 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
3402 | break; |
3403 | ||
3404 | case QLCNIC_DEV_FAILED: | |
a7fc948f | 3405 | dev_err(&adapter->pdev->dev, "Device in failed state.\n"); |
af19b491 AKS |
3406 | qlcnic_api_unlock(adapter); |
3407 | return -1; | |
bbd8c6a4 AKS |
3408 | |
3409 | case QLCNIC_DEV_INITIALIZING: | |
3410 | case QLCNIC_DEV_QUISCENT: | |
3411 | break; | |
af19b491 AKS |
3412 | } |
3413 | ||
3414 | qlcnic_api_unlock(adapter); | |
aa5e18c0 SC |
3415 | |
3416 | do { | |
af19b491 | 3417 | msleep(1000); |
a15ebd37 | 3418 | prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
a5e463d0 SC |
3419 | |
3420 | if (prev_state == QLCNIC_DEV_QUISCENT) | |
3421 | continue; | |
3422 | } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo); | |
af19b491 | 3423 | |
65b5b420 AKS |
3424 | if (!dev_init_timeo) { |
3425 | dev_err(&adapter->pdev->dev, | |
3426 | "Waiting for device to initialize timeout\n"); | |
af19b491 | 3427 | return -1; |
65b5b420 | 3428 | } |
af19b491 AKS |
3429 | |
3430 | if (qlcnic_api_lock(adapter)) | |
3431 | return -1; | |
3432 | ||
a15ebd37 | 3433 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 3434 | QLC_DEV_CLR_RST_QSCNT(val, portnum); |
a15ebd37 | 3435 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 | 3436 | |
96f8118c | 3437 | ret = qlcnic_check_idc_ver(adapter); |
af19b491 AKS |
3438 | qlcnic_api_unlock(adapter); |
3439 | ||
96f8118c | 3440 | return ret; |
af19b491 AKS |
3441 | } |
3442 | ||
3443 | static void | |
3444 | qlcnic_fwinit_work(struct work_struct *work) | |
3445 | { | |
3446 | struct qlcnic_adapter *adapter = container_of(work, | |
3447 | struct qlcnic_adapter, fw_work.work); | |
3c4b23b1 | 3448 | u32 dev_state = 0xf; |
7b749ff4 | 3449 | u32 val; |
af19b491 | 3450 | |
f73dfc50 AKS |
3451 | if (qlcnic_api_lock(adapter)) |
3452 | goto err_ret; | |
af19b491 | 3453 | |
a15ebd37 | 3454 | dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
b8c17620 AKS |
3455 | if (dev_state == QLCNIC_DEV_QUISCENT || |
3456 | dev_state == QLCNIC_DEV_NEED_QUISCENT) { | |
a5e463d0 SC |
3457 | qlcnic_api_unlock(adapter); |
3458 | qlcnic_schedule_work(adapter, qlcnic_fwinit_work, | |
3459 | FW_POLL_DELAY * 2); | |
3460 | return; | |
3461 | } | |
3462 | ||
79788450 | 3463 | if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) { |
3c4b23b1 AKS |
3464 | qlcnic_api_unlock(adapter); |
3465 | goto wait_npar; | |
9f26f547 AC |
3466 | } |
3467 | ||
16e3cf73 SV |
3468 | if (dev_state == QLCNIC_DEV_INITIALIZING || |
3469 | dev_state == QLCNIC_DEV_READY) { | |
3470 | dev_info(&adapter->pdev->dev, "Detected state change from " | |
3471 | "DEV_NEED_RESET, skipping ack check\n"); | |
3472 | goto skip_ack_check; | |
3473 | } | |
3474 | ||
f73dfc50 | 3475 | if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) { |
16e3cf73 | 3476 | dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n", |
f73dfc50 AKS |
3477 | adapter->reset_ack_timeo); |
3478 | goto skip_ack_check; | |
3479 | } | |
3480 | ||
3481 | if (!qlcnic_check_drv_state(adapter)) { | |
3482 | skip_ack_check: | |
a15ebd37 | 3483 | dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
a5e463d0 | 3484 | |
f73dfc50 | 3485 | if (dev_state == QLCNIC_DEV_NEED_RESET) { |
a15ebd37 HM |
3486 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3487 | QLCNIC_DEV_INITIALIZING); | |
f73dfc50 AKS |
3488 | set_bit(__QLCNIC_START_FW, &adapter->state); |
3489 | QLCDB(adapter, DRV, "Restarting fw\n"); | |
6df900e9 | 3490 | qlcnic_idc_debug_info(adapter, 0); |
a15ebd37 HM |
3491 | val = QLC_SHARED_REG_RD32(adapter, |
3492 | QLCNIC_CRB_DRV_STATE); | |
7b749ff4 | 3493 | QLC_DEV_SET_RST_RDY(val, adapter->portnum); |
a15ebd37 HM |
3494 | QLC_SHARED_REG_WR32(adapter, |
3495 | QLCNIC_CRB_DRV_STATE, val); | |
af19b491 AKS |
3496 | } |
3497 | ||
f73dfc50 AKS |
3498 | qlcnic_api_unlock(adapter); |
3499 | ||
287e38aa | 3500 | rtnl_lock(); |
890b6e02 | 3501 | if (qlcnic_check_fw_dump_state(adapter) && |
7b749ff4 | 3502 | (adapter->flags & QLCNIC_FW_RESET_OWNER)) { |
9d6a6440 AC |
3503 | QLCDB(adapter, DRV, "Take FW dump\n"); |
3504 | qlcnic_dump_fw(adapter); | |
032a13c7 | 3505 | adapter->flags |= QLCNIC_FW_HANG; |
9d6a6440 | 3506 | } |
287e38aa | 3507 | rtnl_unlock(); |
7b749ff4 SV |
3508 | |
3509 | adapter->flags &= ~QLCNIC_FW_RESET_OWNER; | |
9f26f547 | 3510 | if (!adapter->nic_ops->start_firmware(adapter)) { |
af19b491 | 3511 | qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); |
b18971d1 | 3512 | adapter->fw_wait_cnt = 0; |
af19b491 AKS |
3513 | return; |
3514 | } | |
af19b491 AKS |
3515 | goto err_ret; |
3516 | } | |
3517 | ||
f73dfc50 | 3518 | qlcnic_api_unlock(adapter); |
aa5e18c0 | 3519 | |
9f26f547 | 3520 | wait_npar: |
a15ebd37 | 3521 | dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
f73dfc50 | 3522 | QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state); |
65b5b420 | 3523 | |
af19b491 | 3524 | switch (dev_state) { |
3c4b23b1 | 3525 | case QLCNIC_DEV_READY: |
7e2cf4fe | 3526 | if (!qlcnic_start_firmware(adapter)) { |
f73dfc50 | 3527 | qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); |
b18971d1 | 3528 | adapter->fw_wait_cnt = 0; |
f73dfc50 AKS |
3529 | return; |
3530 | } | |
3c4b23b1 AKS |
3531 | case QLCNIC_DEV_FAILED: |
3532 | break; | |
3533 | default: | |
3534 | qlcnic_schedule_work(adapter, | |
3535 | qlcnic_fwinit_work, FW_POLL_DELAY); | |
3536 | return; | |
af19b491 AKS |
3537 | } |
3538 | ||
3539 | err_ret: | |
f73dfc50 AKS |
3540 | dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u " |
3541 | "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt); | |
34ce3626 | 3542 | netif_device_attach(adapter->netdev); |
21854f02 | 3543 | qlcnic_clr_all_drv_state(adapter, 0); |
af19b491 AKS |
3544 | } |
3545 | ||
3546 | static void | |
3547 | qlcnic_detach_work(struct work_struct *work) | |
3548 | { | |
3549 | struct qlcnic_adapter *adapter = container_of(work, | |
3550 | struct qlcnic_adapter, fw_work.work); | |
3551 | struct net_device *netdev = adapter->netdev; | |
3552 | u32 status; | |
3553 | ||
3554 | netif_device_detach(netdev); | |
3555 | ||
b8c17620 AKS |
3556 | /* Dont grab rtnl lock during Quiscent mode */ |
3557 | if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) { | |
3558 | if (netif_running(netdev)) | |
3559 | __qlcnic_down(adapter, netdev); | |
3560 | } else | |
3561 | qlcnic_down(adapter, netdev); | |
af19b491 | 3562 | |
a15ebd37 | 3563 | status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1); |
af19b491 | 3564 | |
44f65b29 SC |
3565 | if (status & QLCNIC_RCODE_FATAL_ERROR) { |
3566 | dev_err(&adapter->pdev->dev, | |
3567 | "Detaching the device: peg halt status1=0x%x\n", | |
3568 | status); | |
3569 | ||
3570 | if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) { | |
3571 | dev_err(&adapter->pdev->dev, | |
3572 | "On board active cooling fan failed. " | |
3573 | "Device has been halted.\n"); | |
3574 | dev_err(&adapter->pdev->dev, | |
3575 | "Replace the adapter.\n"); | |
3576 | } | |
3577 | ||
af19b491 | 3578 | goto err_ret; |
44f65b29 | 3579 | } |
af19b491 | 3580 | |
79788450 | 3581 | if (adapter->ahw->temp == QLCNIC_TEMP_PANIC) { |
44f65b29 | 3582 | dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n", |
79788450 | 3583 | adapter->ahw->temp); |
af19b491 | 3584 | goto err_ret; |
44f65b29 SC |
3585 | } |
3586 | ||
602ca6f0 SV |
3587 | /* Dont ack if this instance is the reset owner */ |
3588 | if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) { | |
44f65b29 SC |
3589 | if (qlcnic_set_drv_state(adapter, adapter->dev_state)) { |
3590 | dev_err(&adapter->pdev->dev, | |
3591 | "Failed to set driver state," | |
3592 | "detaching the device.\n"); | |
602ca6f0 | 3593 | goto err_ret; |
44f65b29 | 3594 | } |
602ca6f0 | 3595 | } |
af19b491 AKS |
3596 | |
3597 | adapter->fw_wait_cnt = 0; | |
3598 | ||
3599 | qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY); | |
3600 | ||
3601 | return; | |
3602 | ||
3603 | err_ret: | |
34ce3626 | 3604 | netif_device_attach(netdev); |
21854f02 | 3605 | qlcnic_clr_all_drv_state(adapter, 1); |
af19b491 AKS |
3606 | } |
3607 | ||
3c4b23b1 AKS |
3608 | /*Transit NPAR state to NON Operational */ |
3609 | static void | |
3610 | qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter) | |
3611 | { | |
3612 | u32 state; | |
3613 | ||
a15ebd37 | 3614 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); |
3c4b23b1 AKS |
3615 | if (state == QLCNIC_DEV_NPAR_NON_OPER) |
3616 | return; | |
3617 | ||
3618 | if (qlcnic_api_lock(adapter)) | |
3619 | return; | |
a15ebd37 HM |
3620 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, |
3621 | QLCNIC_DEV_NPAR_NON_OPER); | |
3c4b23b1 AKS |
3622 | qlcnic_api_unlock(adapter); |
3623 | } | |
3624 | ||
21041400 | 3625 | static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter, |
3626 | u32 key) | |
af19b491 | 3627 | { |
646779f1 SV |
3628 | u32 state, xg_val = 0, gb_val = 0; |
3629 | ||
3630 | qlcnic_xg_set_xg0_mask(xg_val); | |
3631 | qlcnic_xg_set_xg1_mask(xg_val); | |
3632 | QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val); | |
3633 | qlcnic_gb_set_gb0_mask(gb_val); | |
3634 | qlcnic_gb_set_gb1_mask(gb_val); | |
3635 | qlcnic_gb_set_gb2_mask(gb_val); | |
3636 | qlcnic_gb_set_gb3_mask(gb_val); | |
3637 | QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val); | |
3638 | dev_info(&adapter->pdev->dev, "Pause control frames disabled" | |
3639 | " on all ports\n"); | |
cea8975e | 3640 | adapter->need_fw_reset = 1; |
13159183 | 3641 | |
af19b491 AKS |
3642 | if (qlcnic_api_lock(adapter)) |
3643 | return; | |
3644 | ||
13159183 | 3645 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
78ea2d97 SC |
3646 | |
3647 | if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state)) { | |
3648 | netdev_err(adapter->netdev, "%s: Device is in non-operational state\n", | |
66451615 SC |
3649 | __func__); |
3650 | qlcnic_api_unlock(adapter); | |
3651 | ||
3652 | return; | |
3653 | } | |
af19b491 | 3654 | |
f73dfc50 | 3655 | if (state == QLCNIC_DEV_READY) { |
13159183 SC |
3656 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3657 | QLCNIC_DEV_NEED_RESET); | |
602ca6f0 | 3658 | adapter->flags |= QLCNIC_FW_RESET_OWNER; |
65b5b420 | 3659 | QLCDB(adapter, DRV, "NEED_RESET state set\n"); |
6df900e9 | 3660 | qlcnic_idc_debug_info(adapter, 0); |
af19b491 AKS |
3661 | } |
3662 | ||
13159183 SC |
3663 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, |
3664 | QLCNIC_DEV_NPAR_NON_OPER); | |
af19b491 AKS |
3665 | qlcnic_api_unlock(adapter); |
3666 | } | |
3667 | ||
9f26f547 AC |
3668 | /* Transit to NPAR READY state from NPAR NOT READY state */ |
3669 | static void | |
3670 | qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter) | |
3671 | { | |
9f26f547 AC |
3672 | if (qlcnic_api_lock(adapter)) |
3673 | return; | |
3674 | ||
a15ebd37 HM |
3675 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, |
3676 | QLCNIC_DEV_NPAR_OPER); | |
3c4b23b1 | 3677 | QLCDB(adapter, DRV, "NPAR operational state set\n"); |
9f26f547 AC |
3678 | |
3679 | qlcnic_api_unlock(adapter); | |
3680 | } | |
3681 | ||
13159183 SC |
3682 | void qlcnic_schedule_work(struct qlcnic_adapter *adapter, |
3683 | work_func_t func, int delay) | |
af19b491 | 3684 | { |
451724c8 SC |
3685 | if (test_bit(__QLCNIC_AER, &adapter->state)) |
3686 | return; | |
3687 | ||
af19b491 | 3688 | INIT_DELAYED_WORK(&adapter->fw_work, func); |
13159183 SC |
3689 | queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work, |
3690 | round_jiffies_relative(delay)); | |
af19b491 AKS |
3691 | } |
3692 | ||
3693 | static void | |
3694 | qlcnic_attach_work(struct work_struct *work) | |
3695 | { | |
3696 | struct qlcnic_adapter *adapter = container_of(work, | |
3697 | struct qlcnic_adapter, fw_work.work); | |
3698 | struct net_device *netdev = adapter->netdev; | |
b18971d1 | 3699 | u32 npar_state; |
af19b491 | 3700 | |
79788450 | 3701 | if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) { |
a15ebd37 HM |
3702 | npar_state = QLC_SHARED_REG_RD32(adapter, |
3703 | QLCNIC_CRB_DEV_NPAR_STATE); | |
b18971d1 AKS |
3704 | if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO) |
3705 | qlcnic_clr_all_drv_state(adapter, 0); | |
3706 | else if (npar_state != QLCNIC_DEV_NPAR_OPER) | |
3707 | qlcnic_schedule_work(adapter, qlcnic_attach_work, | |
3708 | FW_POLL_DELAY); | |
3709 | else | |
3710 | goto attach; | |
3711 | QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n"); | |
3712 | return; | |
3713 | } | |
3714 | attach: | |
1de899d3 | 3715 | qlcnic_dcb_get_info(adapter->dcb); |
14d385b9 | 3716 | |
af19b491 | 3717 | if (netif_running(netdev)) { |
52486a3a | 3718 | if (qlcnic_up(adapter, netdev)) |
af19b491 | 3719 | goto done; |
af19b491 | 3720 | |
aec1e845 | 3721 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
af19b491 AKS |
3722 | } |
3723 | ||
af19b491 | 3724 | done: |
34ce3626 | 3725 | netif_device_attach(netdev); |
af19b491 | 3726 | adapter->fw_fail_cnt = 0; |
032a13c7 | 3727 | adapter->flags &= ~QLCNIC_FW_HANG; |
af19b491 | 3728 | clear_bit(__QLCNIC_RESETTING, &adapter->state); |
24866d15 HM |
3729 | if (adapter->portnum == 0) |
3730 | qlcnic_set_drv_version(adapter); | |
1b95a839 AKS |
3731 | |
3732 | if (!qlcnic_clr_drv_state(adapter)) | |
3733 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, | |
3734 | FW_POLL_DELAY); | |
af19b491 AKS |
3735 | } |
3736 | ||
3737 | static int | |
3738 | qlcnic_check_health(struct qlcnic_adapter *adapter) | |
3739 | { | |
891e71b1 PP |
3740 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
3741 | struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump; | |
4e70812b | 3742 | u32 state = 0, heartbeat; |
853d4bca | 3743 | u32 peg_status; |
4bd8e738 | 3744 | int err = 0; |
af19b491 AKS |
3745 | |
3746 | if (qlcnic_check_temp(adapter)) | |
3747 | goto detach; | |
3748 | ||
2372a5f1 | 3749 | if (adapter->need_fw_reset) |
7e2cf4fe | 3750 | qlcnic_dev_request_reset(adapter, 0); |
af19b491 | 3751 | |
a15ebd37 | 3752 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
b8c17620 | 3753 | if (state == QLCNIC_DEV_NEED_RESET) { |
3c4b23b1 | 3754 | qlcnic_set_npar_non_operational(adapter); |
af19b491 | 3755 | adapter->need_fw_reset = 1; |
b8c17620 AKS |
3756 | } else if (state == QLCNIC_DEV_NEED_QUISCENT) |
3757 | goto detach; | |
af19b491 | 3758 | |
a15ebd37 | 3759 | heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER); |
4e70812b SC |
3760 | if (heartbeat != adapter->heartbeat) { |
3761 | adapter->heartbeat = heartbeat; | |
af19b491 AKS |
3762 | adapter->fw_fail_cnt = 0; |
3763 | if (adapter->need_fw_reset) | |
3764 | goto detach; | |
68bf1c68 | 3765 | |
891e71b1 | 3766 | if (ahw->reset_context && qlcnic_auto_fw_reset) |
68bf1c68 | 3767 | qlcnic_reset_hw_context(adapter); |
68bf1c68 | 3768 | |
af19b491 AKS |
3769 | return 0; |
3770 | } | |
3771 | ||
3772 | if (++adapter->fw_fail_cnt < FW_FAIL_THRESH) | |
3773 | return 0; | |
3774 | ||
032a13c7 SV |
3775 | adapter->flags |= QLCNIC_FW_HANG; |
3776 | ||
7e2cf4fe | 3777 | qlcnic_dev_request_reset(adapter, 0); |
af19b491 | 3778 | |
099f7aa7 | 3779 | if (qlcnic_auto_fw_reset) |
0df170b6 | 3780 | clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state); |
af19b491 | 3781 | |
853d4bca | 3782 | dev_err(&adapter->pdev->dev, "firmware hang detected\n"); |
a15ebd37 | 3783 | peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1); |
853d4bca | 3784 | dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n" |
c76ecb7a SV |
3785 | "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n" |
3786 | "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n" | |
3787 | "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n" | |
3788 | "PEG_NET_4_PC: 0x%x\n", | |
a15ebd37 HM |
3789 | peg_status, |
3790 | QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2), | |
4bd8e738 HM |
3791 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c, &err), |
3792 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c, &err), | |
3793 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c, &err), | |
3794 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c, &err), | |
3795 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c, &err)); | |
97048a1f | 3796 | if (QLCNIC_FWERROR_CODE(peg_status) == 0x67) |
853d4bca AR |
3797 | dev_err(&adapter->pdev->dev, |
3798 | "Firmware aborted with error code 0x00006700. " | |
3799 | "Device is being reset.\n"); | |
af19b491 AKS |
3800 | detach: |
3801 | adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state : | |
3802 | QLCNIC_DEV_NEED_RESET; | |
3803 | ||
099f7aa7 SC |
3804 | if (qlcnic_auto_fw_reset && !test_and_set_bit(__QLCNIC_RESETTING, |
3805 | &adapter->state)) { | |
65b5b420 | 3806 | |
af19b491 | 3807 | qlcnic_schedule_work(adapter, qlcnic_detach_work, 0); |
65b5b420 | 3808 | QLCDB(adapter, DRV, "fw recovery scheduled.\n"); |
891e71b1 PP |
3809 | } else if (!qlcnic_auto_fw_reset && fw_dump->enable && |
3810 | adapter->flags & QLCNIC_FW_RESET_OWNER) { | |
3811 | qlcnic_dump_fw(adapter); | |
65b5b420 | 3812 | } |
af19b491 AKS |
3813 | |
3814 | return 1; | |
3815 | } | |
3816 | ||
486a5bc7 | 3817 | void qlcnic_fw_poll_work(struct work_struct *work) |
af19b491 AKS |
3818 | { |
3819 | struct qlcnic_adapter *adapter = container_of(work, | |
3820 | struct qlcnic_adapter, fw_work.work); | |
3821 | ||
3822 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) | |
3823 | goto reschedule; | |
3824 | ||
3825 | ||
3826 | if (qlcnic_check_health(adapter)) | |
3827 | return; | |
3828 | ||
b5e5492c AKS |
3829 | if (adapter->fhash.fnum) |
3830 | qlcnic_prune_lb_filters(adapter); | |
3831 | ||
af19b491 AKS |
3832 | reschedule: |
3833 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); | |
3834 | } | |
3835 | ||
451724c8 SC |
3836 | static int qlcnic_is_first_func(struct pci_dev *pdev) |
3837 | { | |
3838 | struct pci_dev *oth_pdev; | |
3839 | int val = pdev->devfn; | |
3840 | ||
3841 | while (val-- > 0) { | |
3842 | oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr | |
3843 | (pdev->bus), pdev->bus->number, | |
3844 | PCI_DEVFN(PCI_SLOT(pdev->devfn), val)); | |
bfc978fa AKS |
3845 | if (!oth_pdev) |
3846 | continue; | |
451724c8 | 3847 | |
bfc978fa AKS |
3848 | if (oth_pdev->current_state != PCI_D3cold) { |
3849 | pci_dev_put(oth_pdev); | |
451724c8 | 3850 | return 0; |
bfc978fa AKS |
3851 | } |
3852 | pci_dev_put(oth_pdev); | |
451724c8 SC |
3853 | } |
3854 | return 1; | |
3855 | } | |
3856 | ||
3857 | static int qlcnic_attach_func(struct pci_dev *pdev) | |
3858 | { | |
3859 | int err, first_func; | |
3860 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3861 | struct net_device *netdev = adapter->netdev; | |
3862 | ||
3863 | pdev->error_state = pci_channel_io_normal; | |
3864 | ||
3865 | err = pci_enable_device(pdev); | |
3866 | if (err) | |
3867 | return err; | |
3868 | ||
451724c8 SC |
3869 | pci_set_master(pdev); |
3870 | pci_restore_state(pdev); | |
3871 | ||
3872 | first_func = qlcnic_is_first_func(pdev); | |
3873 | ||
3874 | if (qlcnic_api_lock(adapter)) | |
3875 | return -EINVAL; | |
3876 | ||
79788450 | 3877 | if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) { |
451724c8 SC |
3878 | adapter->need_fw_reset = 1; |
3879 | set_bit(__QLCNIC_START_FW, &adapter->state); | |
a15ebd37 HM |
3880 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3881 | QLCNIC_DEV_INITIALIZING); | |
451724c8 SC |
3882 | QLCDB(adapter, DRV, "Restarting fw\n"); |
3883 | } | |
3884 | qlcnic_api_unlock(adapter); | |
3885 | ||
13159183 | 3886 | err = qlcnic_start_firmware(adapter); |
451724c8 SC |
3887 | if (err) |
3888 | return err; | |
3889 | ||
3890 | qlcnic_clr_drv_state(adapter); | |
13159183 SC |
3891 | kfree(adapter->msix_entries); |
3892 | adapter->msix_entries = NULL; | |
34e8c406 | 3893 | err = qlcnic_setup_intr(adapter); |
13159183 | 3894 | |
9a97e705 M |
3895 | if (err) { |
3896 | kfree(adapter->msix_entries); | |
3897 | netdev_err(netdev, "failed to setup interrupt\n"); | |
3898 | return err; | |
3899 | } | |
3900 | ||
451724c8 SC |
3901 | if (netif_running(netdev)) { |
3902 | err = qlcnic_attach(adapter); | |
3903 | if (err) { | |
21854f02 | 3904 | qlcnic_clr_all_drv_state(adapter, 1); |
451724c8 SC |
3905 | clear_bit(__QLCNIC_AER, &adapter->state); |
3906 | netif_device_attach(netdev); | |
3907 | return err; | |
3908 | } | |
3909 | ||
3910 | err = qlcnic_up(adapter, netdev); | |
3911 | if (err) | |
3912 | goto done; | |
3913 | ||
aec1e845 | 3914 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
451724c8 SC |
3915 | } |
3916 | done: | |
3917 | netif_device_attach(netdev); | |
3918 | return err; | |
3919 | } | |
3920 | ||
21041400 | 3921 | static pci_ers_result_t qlcnic_82xx_io_error_detected(struct pci_dev *pdev, |
3922 | pci_channel_state_t state) | |
451724c8 SC |
3923 | { |
3924 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3925 | struct net_device *netdev = adapter->netdev; | |
3926 | ||
3927 | if (state == pci_channel_io_perm_failure) | |
3928 | return PCI_ERS_RESULT_DISCONNECT; | |
3929 | ||
3930 | if (state == pci_channel_io_normal) | |
3931 | return PCI_ERS_RESULT_RECOVERED; | |
3932 | ||
3933 | set_bit(__QLCNIC_AER, &adapter->state); | |
3934 | netif_device_detach(netdev); | |
3935 | ||
3936 | cancel_delayed_work_sync(&adapter->fw_work); | |
3937 | ||
3938 | if (netif_running(netdev)) | |
3939 | qlcnic_down(adapter, netdev); | |
3940 | ||
3941 | qlcnic_detach(adapter); | |
3942 | qlcnic_teardown_intr(adapter); | |
3943 | ||
3944 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
3945 | ||
3946 | pci_save_state(pdev); | |
3947 | pci_disable_device(pdev); | |
3948 | ||
3949 | return PCI_ERS_RESULT_NEED_RESET; | |
3950 | } | |
3951 | ||
21041400 | 3952 | static pci_ers_result_t qlcnic_82xx_io_slot_reset(struct pci_dev *pdev) |
451724c8 | 3953 | { |
50d65d78 HFS |
3954 | pci_ers_result_t res; |
3955 | ||
3956 | rtnl_lock(); | |
3957 | res = qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT : | |
3958 | PCI_ERS_RESULT_RECOVERED; | |
3959 | rtnl_unlock(); | |
3960 | ||
3961 | return res; | |
451724c8 SC |
3962 | } |
3963 | ||
21041400 | 3964 | static void qlcnic_82xx_io_resume(struct pci_dev *pdev) |
451724c8 | 3965 | { |
a15ebd37 | 3966 | u32 state; |
451724c8 SC |
3967 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); |
3968 | ||
3969 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
a15ebd37 HM |
3970 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
3971 | if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER, | |
3972 | &adapter->state)) | |
451724c8 | 3973 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, |
4460f2e8 | 3974 | FW_POLL_DELAY); |
451724c8 SC |
3975 | } |
3976 | ||
4460f2e8 PP |
3977 | static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev, |
3978 | pci_channel_state_t state) | |
3979 | { | |
3980 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3981 | struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops; | |
3982 | ||
3983 | if (hw_ops->io_error_detected) { | |
3984 | return hw_ops->io_error_detected(pdev, state); | |
3985 | } else { | |
3986 | dev_err(&pdev->dev, "AER error_detected handler not registered.\n"); | |
3987 | return PCI_ERS_RESULT_DISCONNECT; | |
3988 | } | |
3989 | } | |
3990 | ||
3991 | static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev) | |
3992 | { | |
3993 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3994 | struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops; | |
3995 | ||
3996 | if (hw_ops->io_slot_reset) { | |
3997 | return hw_ops->io_slot_reset(pdev); | |
3998 | } else { | |
3999 | dev_err(&pdev->dev, "AER slot_reset handler not registered.\n"); | |
4000 | return PCI_ERS_RESULT_DISCONNECT; | |
4001 | } | |
4002 | } | |
4003 | ||
4004 | static void qlcnic_io_resume(struct pci_dev *pdev) | |
4005 | { | |
4006 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
4007 | struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops; | |
4008 | ||
4009 | if (hw_ops->io_resume) | |
4010 | hw_ops->io_resume(pdev); | |
4011 | else | |
4012 | dev_err(&pdev->dev, "AER resume handler not registered.\n"); | |
4013 | } | |
4014 | ||
4015 | ||
87eb743b AC |
4016 | static int |
4017 | qlcnicvf_start_firmware(struct qlcnic_adapter *adapter) | |
4018 | { | |
4019 | int err; | |
4020 | ||
4021 | err = qlcnic_can_start_firmware(adapter); | |
4022 | if (err) | |
4023 | return err; | |
4024 | ||
78f84e1a AKS |
4025 | err = qlcnic_check_npar_opertional(adapter); |
4026 | if (err) | |
4027 | return err; | |
3c4b23b1 | 4028 | |
174240a8 RB |
4029 | err = qlcnic_initialize_nic(adapter); |
4030 | if (err) | |
4031 | return err; | |
4032 | ||
87eb743b AC |
4033 | qlcnic_check_options(adapter); |
4034 | ||
7373373d RB |
4035 | err = qlcnic_set_eswitch_port_config(adapter); |
4036 | if (err) | |
4037 | return err; | |
4038 | ||
87eb743b AC |
4039 | adapter->need_fw_reset = 0; |
4040 | ||
4041 | return err; | |
4042 | } | |
4043 | ||
34e8c406 HM |
4044 | int qlcnic_validate_rings(struct qlcnic_adapter *adapter, __u32 ring_cnt, |
4045 | int queue_type) | |
aa4a1f7d HM |
4046 | { |
4047 | struct net_device *netdev = adapter->netdev; | |
34e8c406 HM |
4048 | u8 max_hw_rings = 0; |
4049 | char buf[8]; | |
4050 | int cur_rings; | |
4051 | ||
4052 | if (queue_type == QLCNIC_RX_QUEUE) { | |
4053 | max_hw_rings = adapter->max_sds_rings; | |
4054 | cur_rings = adapter->drv_sds_rings; | |
4055 | strcpy(buf, "SDS"); | |
4056 | } else if (queue_type == QLCNIC_TX_QUEUE) { | |
18afc102 | 4057 | max_hw_rings = adapter->max_tx_rings; |
34e8c406 HM |
4058 | cur_rings = adapter->drv_tx_rings; |
4059 | strcpy(buf, "Tx"); | |
aa4a1f7d HM |
4060 | } |
4061 | ||
34e8c406 HM |
4062 | if (!is_power_of_2(ring_cnt)) { |
4063 | netdev_err(netdev, "%s rings value should be a power of 2\n", | |
4064 | buf); | |
aa4a1f7d HM |
4065 | return -EINVAL; |
4066 | } | |
4067 | ||
34e8c406 HM |
4068 | if (qlcnic_82xx_check(adapter) && (queue_type == QLCNIC_TX_QUEUE) && |
4069 | !qlcnic_check_multi_tx(adapter)) { | |
4070 | netdev_err(netdev, "No Multi Tx queue support\n"); | |
4071 | return -EINVAL; | |
f94bc1e7 SC |
4072 | } |
4073 | ||
34e8c406 HM |
4074 | if (ring_cnt > num_online_cpus()) { |
4075 | netdev_err(netdev, | |
4076 | "%s value[%u] should not be higher than, number of online CPUs\n", | |
4077 | buf, num_online_cpus()); | |
f94bc1e7 SC |
4078 | return -EINVAL; |
4079 | } | |
34e8c406 | 4080 | |
f94bc1e7 | 4081 | return 0; |
f94bc1e7 SC |
4082 | } |
4083 | ||
cb9327d5 | 4084 | int qlcnic_setup_rings(struct qlcnic_adapter *adapter) |
f94bc1e7 SC |
4085 | { |
4086 | struct net_device *netdev = adapter->netdev; | |
84d7ad2c | 4087 | u8 tx_rings, rx_rings; |
34e8c406 | 4088 | int err; |
f94bc1e7 | 4089 | |
319ecf12 SC |
4090 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) |
4091 | return -EBUSY; | |
4092 | ||
84d7ad2c SS |
4093 | tx_rings = adapter->drv_tss_rings; |
4094 | rx_rings = adapter->drv_rss_rings; | |
4095 | ||
f94bc1e7 | 4096 | netif_device_detach(netdev); |
84d7ad2c SS |
4097 | |
4098 | err = qlcnic_set_real_num_queues(adapter, tx_rings, rx_rings); | |
4099 | if (err) | |
4100 | goto done; | |
4101 | ||
f94bc1e7 SC |
4102 | if (netif_running(netdev)) |
4103 | __qlcnic_down(adapter, netdev); | |
13159183 | 4104 | |
7dd90cf1 SC |
4105 | qlcnic_detach(adapter); |
4106 | ||
7ed3ce48 | 4107 | if (qlcnic_83xx_check(adapter)) { |
13159183 | 4108 | qlcnic_83xx_free_mbx_intr(adapter); |
7ed3ce48 RB |
4109 | qlcnic_83xx_enable_mbx_poll(adapter); |
4110 | } | |
13159183 | 4111 | |
f94bc1e7 | 4112 | qlcnic_teardown_intr(adapter); |
aa4a1f7d | 4113 | |
34e8c406 | 4114 | err = qlcnic_setup_intr(adapter); |
9a97e705 M |
4115 | if (err) { |
4116 | kfree(adapter->msix_entries); | |
4117 | netdev_err(netdev, "failed to setup interrupt\n"); | |
4118 | return err; | |
4119 | } | |
f94bc1e7 | 4120 | |
84d7ad2c SS |
4121 | /* Check if we need to update real_num_{tx|rx}_queues because |
4122 | * qlcnic_setup_intr() may change Tx/Rx rings size | |
4123 | */ | |
4124 | if ((tx_rings != adapter->drv_tx_rings) || | |
4125 | (rx_rings != adapter->drv_sds_rings)) { | |
4126 | err = qlcnic_set_real_num_queues(adapter, | |
4127 | adapter->drv_tx_rings, | |
4128 | adapter->drv_sds_rings); | |
4129 | if (err) | |
4130 | goto done; | |
4131 | } | |
cb9327d5 | 4132 | |
13159183 | 4133 | if (qlcnic_83xx_check(adapter)) { |
9b0fff2a | 4134 | qlcnic_83xx_initialize_nic(adapter, 1); |
13159183 | 4135 | err = qlcnic_83xx_setup_mbx_intr(adapter); |
7ed3ce48 | 4136 | qlcnic_83xx_disable_mbx_poll(adapter); |
13159183 SC |
4137 | if (err) { |
4138 | dev_err(&adapter->pdev->dev, | |
4139 | "failed to setup mbx interrupt\n"); | |
4140 | goto done; | |
4141 | } | |
f94bc1e7 SC |
4142 | } |
4143 | ||
4144 | if (netif_running(netdev)) { | |
4145 | err = qlcnic_attach(adapter); | |
4146 | if (err) | |
4147 | goto done; | |
4148 | err = __qlcnic_up(adapter, netdev); | |
4149 | if (err) | |
4150 | goto done; | |
4151 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); | |
4152 | } | |
aa4a1f7d | 4153 | done: |
f94bc1e7 SC |
4154 | netif_device_attach(netdev); |
4155 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
4156 | return err; | |
4157 | } | |
4158 | ||
af19b491 AKS |
4159 | #ifdef CONFIG_INET |
4160 | ||
4161 | #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops) | |
4162 | ||
af19b491 | 4163 | static void |
aec1e845 AKS |
4164 | qlcnic_config_indev_addr(struct qlcnic_adapter *adapter, |
4165 | struct net_device *dev, unsigned long event) | |
af19b491 AKS |
4166 | { |
4167 | struct in_device *indev; | |
af19b491 | 4168 | |
af19b491 AKS |
4169 | indev = in_dev_get(dev); |
4170 | if (!indev) | |
4171 | return; | |
4172 | ||
4173 | for_ifa(indev) { | |
4174 | switch (event) { | |
4175 | case NETDEV_UP: | |
4176 | qlcnic_config_ipaddr(adapter, | |
4177 | ifa->ifa_address, QLCNIC_IP_UP); | |
4178 | break; | |
4179 | case NETDEV_DOWN: | |
4180 | qlcnic_config_ipaddr(adapter, | |
4181 | ifa->ifa_address, QLCNIC_IP_DOWN); | |
4182 | break; | |
4183 | default: | |
4184 | break; | |
4185 | } | |
4186 | } endfor_ifa(indev); | |
4187 | ||
4188 | in_dev_put(indev); | |
af19b491 AKS |
4189 | } |
4190 | ||
319ecf12 | 4191 | void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event) |
aec1e845 AKS |
4192 | { |
4193 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
4194 | struct net_device *dev; | |
4195 | u16 vid; | |
4196 | ||
4197 | qlcnic_config_indev_addr(adapter, netdev, event); | |
4198 | ||
43c00a75 | 4199 | rcu_read_lock(); |
b9796a14 | 4200 | for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) { |
f06c7f9f | 4201 | dev = __vlan_find_dev_deep_rcu(netdev, htons(ETH_P_8021Q), vid); |
aec1e845 AKS |
4202 | if (!dev) |
4203 | continue; | |
aec1e845 AKS |
4204 | qlcnic_config_indev_addr(adapter, dev, event); |
4205 | } | |
43c00a75 | 4206 | rcu_read_unlock(); |
aec1e845 AKS |
4207 | } |
4208 | ||
af19b491 AKS |
4209 | static int qlcnic_netdev_event(struct notifier_block *this, |
4210 | unsigned long event, void *ptr) | |
4211 | { | |
4212 | struct qlcnic_adapter *adapter; | |
351638e7 | 4213 | struct net_device *dev = netdev_notifier_info_to_dev(ptr); |
af19b491 AKS |
4214 | |
4215 | recheck: | |
4216 | if (dev == NULL) | |
4217 | goto done; | |
4218 | ||
4219 | if (dev->priv_flags & IFF_802_1Q_VLAN) { | |
4220 | dev = vlan_dev_real_dev(dev); | |
4221 | goto recheck; | |
4222 | } | |
4223 | ||
4224 | if (!is_qlcnic_netdev(dev)) | |
4225 | goto done; | |
4226 | ||
4227 | adapter = netdev_priv(dev); | |
4228 | ||
4229 | if (!adapter) | |
4230 | goto done; | |
4231 | ||
8a15ad1f | 4232 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
af19b491 AKS |
4233 | goto done; |
4234 | ||
aec1e845 | 4235 | qlcnic_config_indev_addr(adapter, dev, event); |
af19b491 AKS |
4236 | done: |
4237 | return NOTIFY_DONE; | |
4238 | } | |
4239 | ||
4240 | static int | |
4241 | qlcnic_inetaddr_event(struct notifier_block *this, | |
4242 | unsigned long event, void *ptr) | |
4243 | { | |
4244 | struct qlcnic_adapter *adapter; | |
4245 | struct net_device *dev; | |
4246 | ||
4247 | struct in_ifaddr *ifa = (struct in_ifaddr *)ptr; | |
4248 | ||
4249 | dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL; | |
4250 | ||
4251 | recheck: | |
aec1e845 | 4252 | if (dev == NULL) |
af19b491 AKS |
4253 | goto done; |
4254 | ||
4255 | if (dev->priv_flags & IFF_802_1Q_VLAN) { | |
4256 | dev = vlan_dev_real_dev(dev); | |
4257 | goto recheck; | |
4258 | } | |
4259 | ||
4260 | if (!is_qlcnic_netdev(dev)) | |
4261 | goto done; | |
4262 | ||
4263 | adapter = netdev_priv(dev); | |
4264 | ||
251a84c9 | 4265 | if (!adapter) |
af19b491 AKS |
4266 | goto done; |
4267 | ||
8a15ad1f | 4268 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
af19b491 AKS |
4269 | goto done; |
4270 | ||
4271 | switch (event) { | |
4272 | case NETDEV_UP: | |
4273 | qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP); | |
13159183 | 4274 | |
af19b491 AKS |
4275 | break; |
4276 | case NETDEV_DOWN: | |
4277 | qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN); | |
13159183 | 4278 | |
af19b491 AKS |
4279 | break; |
4280 | default: | |
4281 | break; | |
4282 | } | |
4283 | ||
4284 | done: | |
4285 | return NOTIFY_DONE; | |
4286 | } | |
4287 | ||
4288 | static struct notifier_block qlcnic_netdev_cb = { | |
4289 | .notifier_call = qlcnic_netdev_event, | |
4290 | }; | |
4291 | ||
4292 | static struct notifier_block qlcnic_inetaddr_cb = { | |
4293 | .notifier_call = qlcnic_inetaddr_event, | |
4294 | }; | |
4295 | #else | |
f8ca2b6f | 4296 | void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event) |
af19b491 AKS |
4297 | { } |
4298 | #endif | |
fec9dd15 | 4299 | static const struct pci_error_handlers qlcnic_err_handler = { |
451724c8 SC |
4300 | .error_detected = qlcnic_io_error_detected, |
4301 | .slot_reset = qlcnic_io_slot_reset, | |
4302 | .resume = qlcnic_io_resume, | |
4303 | }; | |
af19b491 AKS |
4304 | |
4305 | static struct pci_driver qlcnic_driver = { | |
4306 | .name = qlcnic_driver_name, | |
4307 | .id_table = qlcnic_pci_tbl, | |
4308 | .probe = qlcnic_probe, | |
6bb58bb0 | 4309 | .remove = qlcnic_remove, |
af19b491 AKS |
4310 | #ifdef CONFIG_PM |
4311 | .suspend = qlcnic_suspend, | |
4312 | .resume = qlcnic_resume, | |
4313 | #endif | |
451724c8 | 4314 | .shutdown = qlcnic_shutdown, |
02feda17 RB |
4315 | .err_handler = &qlcnic_err_handler, |
4316 | #ifdef CONFIG_QLCNIC_SRIOV | |
4317 | .sriov_configure = qlcnic_pci_sriov_configure, | |
4318 | #endif | |
451724c8 | 4319 | |
af19b491 AKS |
4320 | }; |
4321 | ||
4322 | static int __init qlcnic_init_module(void) | |
4323 | { | |
0cf3a14c | 4324 | int ret; |
af19b491 AKS |
4325 | |
4326 | printk(KERN_INFO "%s\n", qlcnic_driver_string); | |
4327 | ||
4328 | #ifdef CONFIG_INET | |
4329 | register_netdevice_notifier(&qlcnic_netdev_cb); | |
4330 | register_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
4331 | #endif | |
4332 | ||
0cf3a14c AKS |
4333 | ret = pci_register_driver(&qlcnic_driver); |
4334 | if (ret) { | |
4335 | #ifdef CONFIG_INET | |
4336 | unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
4337 | unregister_netdevice_notifier(&qlcnic_netdev_cb); | |
4338 | #endif | |
4339 | } | |
af19b491 | 4340 | |
0cf3a14c | 4341 | return ret; |
af19b491 AKS |
4342 | } |
4343 | ||
4344 | module_init(qlcnic_init_module); | |
4345 | ||
4346 | static void __exit qlcnic_exit_module(void) | |
4347 | { | |
af19b491 AKS |
4348 | pci_unregister_driver(&qlcnic_driver); |
4349 | ||
4350 | #ifdef CONFIG_INET | |
4351 | unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
4352 | unregister_netdevice_notifier(&qlcnic_netdev_cb); | |
4353 | #endif | |
4354 | } | |
4355 | ||
4356 | module_exit(qlcnic_exit_module); |