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> | |
10 | ||
11 | #include "qlcnic.h" | |
02feda17 | 12 | #include "qlcnic_sriov.h" |
a15ebd37 | 13 | #include "qlcnic_hw.h" |
af19b491 | 14 | |
7e56cac4 | 15 | #include <linux/swab.h> |
af19b491 | 16 | #include <linux/dma-mapping.h> |
13159183 | 17 | #include <linux/if_vlan.h> |
af19b491 AKS |
18 | #include <net/ip.h> |
19 | #include <linux/ipv6.h> | |
20 | #include <linux/inetdevice.h> | |
451724c8 | 21 | #include <linux/aer.h> |
f94bc1e7 | 22 | #include <linux/log2.h> |
47caf255 | 23 | #include <linux/pci.h> |
af19b491 | 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; |
9fd13331 | 52 | MODULE_PARM_DESC(load_fw_file, "Load firmware from (0=flash, 1=file)"); |
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 | |
13159183 SC |
84 | static u32 qlcnic_vlan_tx_check(struct qlcnic_adapter *adapter) |
85 | { | |
86 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
87 | ||
88 | if (adapter->pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X) | |
89 | return ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX; | |
90 | else | |
91 | return 1; | |
92 | } | |
93 | ||
af19b491 AKS |
94 | /* PCI Device ID Table */ |
95 | #define ENTRY(device) \ | |
96 | {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \ | |
97 | .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0} | |
98 | ||
6a902881 | 99 | static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl) = { |
af19b491 | 100 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X), |
13159183 | 101 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X), |
f8468331 | 102 | ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE834X), |
15ca140f MC |
103 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE844X), |
104 | ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE844X), | |
af19b491 AKS |
105 | {0,} |
106 | }; | |
107 | ||
108 | MODULE_DEVICE_TABLE(pci, qlcnic_pci_tbl); | |
109 | ||
110 | ||
5ad6ff9d | 111 | inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring *tx_ring) |
af19b491 AKS |
112 | { |
113 | writel(tx_ring->producer, tx_ring->crb_cmd_producer); | |
af19b491 AKS |
114 | } |
115 | ||
116 | static const u32 msi_tgt_status[8] = { | |
117 | ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1, | |
118 | ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3, | |
119 | ISR_INT_TARGET_STATUS_F4, ISR_INT_TARGET_STATUS_F5, | |
120 | ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7 | |
121 | }; | |
122 | ||
7e2cf4fe SC |
123 | static const u32 qlcnic_reg_tbl[] = { |
124 | 0x1B20A8, /* PEG_HALT_STAT1 */ | |
125 | 0x1B20AC, /* PEG_HALT_STAT2 */ | |
126 | 0x1B20B0, /* FW_HEARTBEAT */ | |
127 | 0x1B2100, /* LOCK ID */ | |
128 | 0x1B2128, /* FW_CAPABILITIES */ | |
129 | 0x1B2138, /* drv active */ | |
130 | 0x1B2140, /* dev state */ | |
131 | 0x1B2144, /* drv state */ | |
132 | 0x1B2148, /* drv scratch */ | |
133 | 0x1B214C, /* dev partition info */ | |
134 | 0x1B2174, /* drv idc ver */ | |
135 | 0x1B2150, /* fw version major */ | |
136 | 0x1B2154, /* fw version minor */ | |
137 | 0x1B2158, /* fw version sub */ | |
138 | 0x1B219C, /* npar state */ | |
139 | 0x1B21FC, /* FW_IMG_VALID */ | |
140 | 0x1B2250, /* CMD_PEG_STATE */ | |
141 | 0x1B233C, /* RCV_PEG_STATE */ | |
142 | 0x1B23B4, /* ASIC TEMP */ | |
143 | 0x1B216C, /* FW api */ | |
144 | 0x1B2170, /* drv op mode */ | |
145 | 0x13C010, /* flash lock */ | |
146 | 0x13C014, /* flash unlock */ | |
147 | }; | |
148 | ||
22999798 | 149 | static const struct qlcnic_board_info qlcnic_boards[] = { |
15ca140f MC |
150 | { PCI_VENDOR_ID_QLOGIC, |
151 | PCI_DEVICE_ID_QLOGIC_QLE844X, | |
152 | 0x0, | |
153 | 0x0, | |
154 | "8400 series 10GbE Converged Network Adapter (TCP/IP Networking)" }, | |
e386cd4a HM |
155 | { PCI_VENDOR_ID_QLOGIC, |
156 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
157 | PCI_VENDOR_ID_QLOGIC, | |
158 | 0x24e, | |
159 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
160 | "(TCP/IP Networking)" }, | |
161 | { PCI_VENDOR_ID_QLOGIC, | |
162 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
163 | PCI_VENDOR_ID_QLOGIC, | |
164 | 0x243, | |
165 | "8300 Series Single Port 10GbE Converged Network Adapter " | |
166 | "(TCP/IP Networking)" }, | |
167 | { PCI_VENDOR_ID_QLOGIC, | |
168 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
169 | PCI_VENDOR_ID_QLOGIC, | |
170 | 0x24a, | |
171 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
172 | "(TCP/IP Networking)" }, | |
173 | { PCI_VENDOR_ID_QLOGIC, | |
174 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
175 | PCI_VENDOR_ID_QLOGIC, | |
176 | 0x246, | |
177 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
178 | "(TCP/IP Networking)" }, | |
179 | { PCI_VENDOR_ID_QLOGIC, | |
180 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
181 | PCI_VENDOR_ID_QLOGIC, | |
182 | 0x252, | |
183 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
184 | "(TCP/IP Networking)" }, | |
185 | { PCI_VENDOR_ID_QLOGIC, | |
186 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
187 | PCI_VENDOR_ID_QLOGIC, | |
188 | 0x26e, | |
189 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
190 | "(TCP/IP Networking)" }, | |
191 | { PCI_VENDOR_ID_QLOGIC, | |
192 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
193 | PCI_VENDOR_ID_QLOGIC, | |
194 | 0x260, | |
195 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
196 | "(TCP/IP Networking)" }, | |
197 | { PCI_VENDOR_ID_QLOGIC, | |
198 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
199 | PCI_VENDOR_ID_QLOGIC, | |
200 | 0x266, | |
201 | "8300 Series Single Port 10GbE Converged Network Adapter " | |
202 | "(TCP/IP Networking)" }, | |
203 | { PCI_VENDOR_ID_QLOGIC, | |
204 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
205 | PCI_VENDOR_ID_QLOGIC, | |
206 | 0x269, | |
207 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
208 | "(TCP/IP Networking)" }, | |
209 | { PCI_VENDOR_ID_QLOGIC, | |
210 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
211 | PCI_VENDOR_ID_QLOGIC, | |
212 | 0x271, | |
213 | "8300 Series Dual Port 10GbE Converged Network Adapter " | |
214 | "(TCP/IP Networking)" }, | |
215 | { PCI_VENDOR_ID_QLOGIC, | |
216 | PCI_DEVICE_ID_QLOGIC_QLE834X, | |
217 | 0x0, 0x0, "8300 Series 1/10GbE Controller" }, | |
218 | { PCI_VENDOR_ID_QLOGIC, | |
219 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
220 | PCI_VENDOR_ID_QLOGIC, | |
221 | 0x203, | |
222 | "8200 Series Single Port 10GbE Converged Network Adapter" | |
223 | "(TCP/IP Networking)" }, | |
224 | { PCI_VENDOR_ID_QLOGIC, | |
225 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
226 | PCI_VENDOR_ID_QLOGIC, | |
227 | 0x207, | |
228 | "8200 Series Dual Port 10GbE Converged Network Adapter" | |
229 | "(TCP/IP Networking)" }, | |
230 | { PCI_VENDOR_ID_QLOGIC, | |
231 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
232 | PCI_VENDOR_ID_QLOGIC, | |
233 | 0x20b, | |
234 | "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter" }, | |
235 | { PCI_VENDOR_ID_QLOGIC, | |
236 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
237 | PCI_VENDOR_ID_QLOGIC, | |
238 | 0x20c, | |
239 | "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter" }, | |
240 | { PCI_VENDOR_ID_QLOGIC, | |
241 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
242 | PCI_VENDOR_ID_QLOGIC, | |
243 | 0x20f, | |
244 | "3200 Series Single Port 10Gb Intelligent Ethernet Adapter" }, | |
245 | { PCI_VENDOR_ID_QLOGIC, | |
246 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
247 | 0x103c, 0x3733, | |
248 | "NC523SFP 10Gb 2-port Server Adapter" }, | |
249 | { PCI_VENDOR_ID_QLOGIC, | |
250 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
251 | 0x103c, 0x3346, | |
252 | "CN1000Q Dual Port Converged Network Adapter" }, | |
253 | { PCI_VENDOR_ID_QLOGIC, | |
254 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
255 | PCI_VENDOR_ID_QLOGIC, | |
256 | 0x210, | |
257 | "QME8242-k 10GbE Dual Port Mezzanine Card" }, | |
258 | { PCI_VENDOR_ID_QLOGIC, | |
259 | PCI_DEVICE_ID_QLOGIC_QLE824X, | |
260 | 0x0, 0x0, "cLOM8214 1/10GbE Controller" }, | |
22999798 SC |
261 | }; |
262 | ||
263 | #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards) | |
264 | ||
af19b491 AKS |
265 | static const |
266 | struct qlcnic_legacy_intr_set legacy_intr[] = QLCNIC_LEGACY_INTR_CONFIG; | |
267 | ||
c70001a9 | 268 | int qlcnic_alloc_sds_rings(struct qlcnic_recv_context *recv_ctx, int count) |
af19b491 AKS |
269 | { |
270 | int size = sizeof(struct qlcnic_host_sds_ring) * count; | |
271 | ||
272 | recv_ctx->sds_rings = kzalloc(size, GFP_KERNEL); | |
273 | ||
807540ba | 274 | return recv_ctx->sds_rings == NULL; |
af19b491 AKS |
275 | } |
276 | ||
c70001a9 | 277 | void qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx) |
af19b491 AKS |
278 | { |
279 | if (recv_ctx->sds_rings != NULL) | |
280 | kfree(recv_ctx->sds_rings); | |
281 | ||
282 | recv_ctx->sds_rings = NULL; | |
283 | } | |
284 | ||
f8468331 | 285 | int qlcnic_read_mac_addr(struct qlcnic_adapter *adapter) |
af19b491 | 286 | { |
af19b491 AKS |
287 | struct net_device *netdev = adapter->netdev; |
288 | struct pci_dev *pdev = adapter->pdev; | |
07a251c8 SS |
289 | u8 mac_addr[ETH_ALEN]; |
290 | int ret; | |
af19b491 | 291 | |
07a251c8 SS |
292 | ret = qlcnic_get_mac_address(adapter, mac_addr, |
293 | adapter->ahw->pci_func); | |
294 | if (ret) | |
295 | return ret; | |
af19b491 | 296 | |
2e9d722d | 297 | memcpy(netdev->dev_addr, mac_addr, ETH_ALEN); |
af19b491 AKS |
298 | memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len); |
299 | ||
300 | /* set station address */ | |
301 | ||
aaeb6cdf | 302 | if (!is_valid_ether_addr(netdev->dev_addr)) |
af19b491 AKS |
303 | dev_warn(&pdev->dev, "Bad MAC address %pM.\n", |
304 | netdev->dev_addr); | |
305 | ||
306 | return 0; | |
307 | } | |
308 | ||
cffe52f3 MC |
309 | static void qlcnic_delete_adapter_mac(struct qlcnic_adapter *adapter) |
310 | { | |
311 | struct qlcnic_mac_list_s *cur; | |
312 | struct list_head *head; | |
313 | ||
314 | list_for_each(head, &adapter->mac_list) { | |
315 | cur = list_entry(head, struct qlcnic_mac_list_s, list); | |
316 | if (!memcmp(adapter->mac_addr, cur->mac_addr, ETH_ALEN)) { | |
317 | qlcnic_sre_macaddr_change(adapter, cur->mac_addr, | |
318 | 0, QLCNIC_MAC_DEL); | |
319 | list_del(&cur->list); | |
320 | kfree(cur); | |
321 | return; | |
322 | } | |
323 | } | |
324 | } | |
325 | ||
af19b491 AKS |
326 | static int qlcnic_set_mac(struct net_device *netdev, void *p) |
327 | { | |
328 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
329 | struct sockaddr *addr = p; | |
330 | ||
7cb03b23 RB |
331 | if (qlcnic_sriov_vf_check(adapter)) |
332 | return -EINVAL; | |
333 | ||
7373373d RB |
334 | if ((adapter->flags & QLCNIC_MAC_OVERRIDE_DISABLED)) |
335 | return -EOPNOTSUPP; | |
336 | ||
af19b491 | 337 | if (!is_valid_ether_addr(addr->sa_data)) |
13159183 | 338 | return -EINVAL; |
af19b491 | 339 | |
cffe52f3 MC |
340 | if (!memcmp(adapter->mac_addr, addr->sa_data, ETH_ALEN)) |
341 | return 0; | |
342 | ||
8a15ad1f | 343 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { |
af19b491 AKS |
344 | netif_device_detach(netdev); |
345 | qlcnic_napi_disable(adapter); | |
346 | } | |
347 | ||
cffe52f3 | 348 | qlcnic_delete_adapter_mac(adapter); |
af19b491 AKS |
349 | memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len); |
350 | memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); | |
351 | qlcnic_set_multi(adapter->netdev); | |
352 | ||
8a15ad1f | 353 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { |
af19b491 AKS |
354 | netif_device_attach(netdev); |
355 | qlcnic_napi_enable(adapter); | |
356 | } | |
357 | return 0; | |
358 | } | |
359 | ||
1690be63 VY |
360 | static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[], |
361 | struct net_device *netdev, const unsigned char *addr) | |
fe1adc6b JK |
362 | { |
363 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
364 | int err = -EOPNOTSUPP; | |
365 | ||
3e5c112f VY |
366 | if (!adapter->fdb_mac_learn) |
367 | return ndo_dflt_fdb_del(ndm, tb, netdev, addr); | |
fe1adc6b JK |
368 | |
369 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { | |
52e493d0 JK |
370 | if (is_unicast_ether_addr(addr)) { |
371 | err = dev_uc_del(netdev, addr); | |
372 | if (!err) | |
373 | err = qlcnic_nic_del_mac(adapter, addr); | |
374 | } else if (is_multicast_ether_addr(addr)) { | |
fe1adc6b | 375 | err = dev_mc_del(netdev, addr); |
52e493d0 | 376 | } else { |
fe1adc6b | 377 | err = -EINVAL; |
52e493d0 | 378 | } |
fe1adc6b JK |
379 | } |
380 | return err; | |
381 | } | |
382 | ||
383 | static int qlcnic_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], | |
384 | struct net_device *netdev, | |
385 | const unsigned char *addr, u16 flags) | |
386 | { | |
387 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
388 | int err = 0; | |
389 | ||
3e5c112f VY |
390 | if (!adapter->fdb_mac_learn) |
391 | return ndo_dflt_fdb_add(ndm, tb, netdev, addr, flags); | |
fe1adc6b JK |
392 | |
393 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) { | |
394 | pr_info("%s: FDB e-switch is not enabled\n", __func__); | |
395 | return -EOPNOTSUPP; | |
396 | } | |
397 | ||
398 | if (ether_addr_equal(addr, adapter->mac_addr)) | |
399 | return err; | |
400 | ||
52e493d0 JK |
401 | if (is_unicast_ether_addr(addr)) { |
402 | if (netdev_uc_count(netdev) < adapter->ahw->max_uc_count) | |
403 | err = dev_uc_add_excl(netdev, addr); | |
404 | else | |
405 | err = -ENOMEM; | |
406 | } else if (is_multicast_ether_addr(addr)) { | |
fe1adc6b | 407 | err = dev_mc_add_excl(netdev, addr); |
52e493d0 | 408 | } else { |
fe1adc6b | 409 | err = -EINVAL; |
52e493d0 | 410 | } |
fe1adc6b JK |
411 | |
412 | return err; | |
413 | } | |
414 | ||
415 | static int qlcnic_fdb_dump(struct sk_buff *skb, struct netlink_callback *ncb, | |
416 | struct net_device *netdev, int idx) | |
417 | { | |
418 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
419 | ||
3e5c112f VY |
420 | if (!adapter->fdb_mac_learn) |
421 | return ndo_dflt_fdb_dump(skb, ncb, netdev, idx); | |
fe1adc6b JK |
422 | |
423 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) | |
424 | idx = ndo_dflt_fdb_dump(skb, ncb, netdev, idx); | |
425 | ||
426 | return idx; | |
427 | } | |
428 | ||
7e2cf4fe SC |
429 | static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter *adapter) |
430 | { | |
431 | while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
432 | usleep_range(10000, 11000); | |
433 | ||
66451615 SC |
434 | if (!adapter->fw_work.work.func) |
435 | return; | |
436 | ||
7e2cf4fe SC |
437 | cancel_delayed_work_sync(&adapter->fw_work); |
438 | } | |
439 | ||
07a251c8 SS |
440 | static int qlcnic_get_phys_port_id(struct net_device *netdev, |
441 | struct netdev_phys_port_id *ppid) | |
442 | { | |
443 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
444 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
445 | ||
446 | if (!(adapter->flags & QLCNIC_HAS_PHYS_PORT_ID)) | |
447 | return -EOPNOTSUPP; | |
448 | ||
449 | ppid->id_len = sizeof(ahw->phys_port_id); | |
450 | memcpy(ppid->id, ahw->phys_port_id, ppid->id_len); | |
451 | ||
452 | return 0; | |
453 | } | |
454 | ||
af19b491 AKS |
455 | static const struct net_device_ops qlcnic_netdev_ops = { |
456 | .ndo_open = qlcnic_open, | |
457 | .ndo_stop = qlcnic_close, | |
458 | .ndo_start_xmit = qlcnic_xmit_frame, | |
459 | .ndo_get_stats = qlcnic_get_stats, | |
460 | .ndo_validate_addr = eth_validate_addr, | |
afc4b13d | 461 | .ndo_set_rx_mode = qlcnic_set_multi, |
af19b491 AKS |
462 | .ndo_set_mac_address = qlcnic_set_mac, |
463 | .ndo_change_mtu = qlcnic_change_mtu, | |
135d84a9 MM |
464 | .ndo_fix_features = qlcnic_fix_features, |
465 | .ndo_set_features = qlcnic_set_features, | |
af19b491 | 466 | .ndo_tx_timeout = qlcnic_tx_timeout, |
b9796a14 AC |
467 | .ndo_vlan_rx_add_vid = qlcnic_vlan_rx_add, |
468 | .ndo_vlan_rx_kill_vid = qlcnic_vlan_rx_del, | |
fe1adc6b JK |
469 | .ndo_fdb_add = qlcnic_fdb_add, |
470 | .ndo_fdb_del = qlcnic_fdb_del, | |
471 | .ndo_fdb_dump = qlcnic_fdb_dump, | |
07a251c8 | 472 | .ndo_get_phys_port_id = qlcnic_get_phys_port_id, |
af19b491 AKS |
473 | #ifdef CONFIG_NET_POLL_CONTROLLER |
474 | .ndo_poll_controller = qlcnic_poll_controller, | |
475 | #endif | |
4000e7a7 RB |
476 | #ifdef CONFIG_QLCNIC_SRIOV |
477 | .ndo_set_vf_mac = qlcnic_sriov_set_vf_mac, | |
478 | .ndo_set_vf_tx_rate = qlcnic_sriov_set_vf_tx_rate, | |
479 | .ndo_get_vf_config = qlcnic_sriov_get_vf_config, | |
91b7282b | 480 | .ndo_set_vf_vlan = qlcnic_sriov_set_vf_vlan, |
a80be5a5 | 481 | .ndo_set_vf_spoofchk = qlcnic_sriov_set_vf_spoofchk, |
4000e7a7 | 482 | #endif |
af19b491 AKS |
483 | }; |
484 | ||
b43e5ee7 SC |
485 | static const struct net_device_ops qlcnic_netdev_failed_ops = { |
486 | .ndo_open = qlcnic_open, | |
487 | }; | |
488 | ||
2e9d722d | 489 | static struct qlcnic_nic_template qlcnic_ops = { |
7e2cf4fe SC |
490 | .config_bridged_mode = qlcnic_config_bridged_mode, |
491 | .config_led = qlcnic_82xx_config_led, | |
492 | .start_firmware = qlcnic_82xx_start_firmware, | |
493 | .request_reset = qlcnic_82xx_dev_request_reset, | |
494 | .cancel_idc_work = qlcnic_82xx_cancel_idc_work, | |
495 | .napi_add = qlcnic_82xx_napi_add, | |
4be41e92 | 496 | .napi_del = qlcnic_82xx_napi_del, |
7e2cf4fe | 497 | .config_ipaddr = qlcnic_82xx_config_ipaddr, |
486a5bc7 RB |
498 | .shutdown = qlcnic_82xx_shutdown, |
499 | .resume = qlcnic_82xx_resume, | |
7e2cf4fe SC |
500 | .clear_legacy_intr = qlcnic_82xx_clear_legacy_intr, |
501 | }; | |
502 | ||
503 | struct qlcnic_nic_template qlcnic_vf_ops = { | |
504 | .config_bridged_mode = qlcnicvf_config_bridged_mode, | |
505 | .config_led = qlcnicvf_config_led, | |
506 | .start_firmware = qlcnicvf_start_firmware | |
9f26f547 AC |
507 | }; |
508 | ||
7e2cf4fe SC |
509 | static struct qlcnic_hardware_ops qlcnic_hw_ops = { |
510 | .read_crb = qlcnic_82xx_read_crb, | |
511 | .write_crb = qlcnic_82xx_write_crb, | |
512 | .read_reg = qlcnic_82xx_hw_read_wx_2M, | |
513 | .write_reg = qlcnic_82xx_hw_write_wx_2M, | |
514 | .get_mac_address = qlcnic_82xx_get_mac_address, | |
515 | .setup_intr = qlcnic_82xx_setup_intr, | |
516 | .alloc_mbx_args = qlcnic_82xx_alloc_mbx_args, | |
517 | .mbx_cmd = qlcnic_82xx_issue_cmd, | |
518 | .get_func_no = qlcnic_82xx_get_func_no, | |
519 | .api_lock = qlcnic_82xx_api_lock, | |
520 | .api_unlock = qlcnic_82xx_api_unlock, | |
521 | .add_sysfs = qlcnic_82xx_add_sysfs, | |
522 | .remove_sysfs = qlcnic_82xx_remove_sysfs, | |
523 | .process_lb_rcv_ring_diag = qlcnic_82xx_process_rcv_ring_diag, | |
524 | .create_rx_ctx = qlcnic_82xx_fw_cmd_create_rx_ctx, | |
525 | .create_tx_ctx = qlcnic_82xx_fw_cmd_create_tx_ctx, | |
7cb03b23 RB |
526 | .del_rx_ctx = qlcnic_82xx_fw_cmd_del_rx_ctx, |
527 | .del_tx_ctx = qlcnic_82xx_fw_cmd_del_tx_ctx, | |
7e2cf4fe SC |
528 | .setup_link_event = qlcnic_82xx_linkevent_request, |
529 | .get_nic_info = qlcnic_82xx_get_nic_info, | |
530 | .get_pci_info = qlcnic_82xx_get_pci_info, | |
531 | .set_nic_info = qlcnic_82xx_set_nic_info, | |
532 | .change_macvlan = qlcnic_82xx_sre_macaddr_change, | |
533 | .napi_enable = qlcnic_82xx_napi_enable, | |
534 | .napi_disable = qlcnic_82xx_napi_disable, | |
535 | .config_intr_coal = qlcnic_82xx_config_intr_coalesce, | |
536 | .config_rss = qlcnic_82xx_config_rss, | |
537 | .config_hw_lro = qlcnic_82xx_config_hw_lro, | |
538 | .config_loopback = qlcnic_82xx_set_lb_mode, | |
539 | .clear_loopback = qlcnic_82xx_clear_lb_mode, | |
540 | .config_promisc_mode = qlcnic_82xx_nic_set_promisc, | |
541 | .change_l2_filter = qlcnic_82xx_change_filter, | |
542 | .get_board_info = qlcnic_82xx_get_board_info, | |
52e493d0 | 543 | .set_mac_filter_count = qlcnic_82xx_set_mac_filter_count, |
91b7282b | 544 | .free_mac_list = qlcnic_82xx_free_mac_list, |
07a251c8 | 545 | .read_phys_port_id = qlcnic_82xx_read_phys_port_id, |
4460f2e8 PP |
546 | .io_error_detected = qlcnic_82xx_io_error_detected, |
547 | .io_slot_reset = qlcnic_82xx_io_slot_reset, | |
548 | .io_resume = qlcnic_82xx_io_resume, | |
2e9d722d AC |
549 | }; |
550 | ||
012ec812 HM |
551 | static void qlcnic_get_multiq_capability(struct qlcnic_adapter *adapter) |
552 | { | |
553 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
554 | int num_tx_q; | |
555 | ||
556 | if (ahw->msix_supported && | |
557 | (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_2_MULTI_TX)) { | |
558 | num_tx_q = min_t(int, QLCNIC_DEF_NUM_TX_RINGS, | |
559 | num_online_cpus()); | |
560 | if (num_tx_q > 1) { | |
561 | test_and_set_bit(__QLCNIC_MULTI_TX_UNIQUE, | |
562 | &adapter->state); | |
563 | adapter->max_drv_tx_rings = num_tx_q; | |
564 | } | |
565 | } else { | |
566 | adapter->max_drv_tx_rings = 1; | |
567 | } | |
568 | } | |
569 | ||
7f966452 | 570 | int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix) |
af19b491 | 571 | { |
af19b491 | 572 | struct pci_dev *pdev = adapter->pdev; |
012ec812 | 573 | int max_tx_rings, max_sds_rings, tx_vector; |
13159183 | 574 | int err = -1, i; |
da6c8063 RB |
575 | |
576 | if (adapter->flags & QLCNIC_TX_INTR_SHARED) { | |
577 | max_tx_rings = 0; | |
578 | tx_vector = 0; | |
579 | } else { | |
580 | max_tx_rings = adapter->max_drv_tx_rings; | |
581 | tx_vector = 1; | |
582 | } | |
13159183 SC |
583 | |
584 | if (!adapter->msix_entries) { | |
585 | adapter->msix_entries = kcalloc(num_msix, | |
586 | sizeof(struct msix_entry), | |
587 | GFP_KERNEL); | |
b2adaca9 | 588 | if (!adapter->msix_entries) |
13159183 | 589 | return -ENOMEM; |
13159183 | 590 | } |
af19b491 AKS |
591 | |
592 | adapter->max_sds_rings = 1; | |
af19b491 | 593 | adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED); |
af19b491 | 594 | |
79788450 | 595 | if (adapter->ahw->msix_supported) { |
f94bc1e7 | 596 | enable_msix: |
13159183 SC |
597 | for (i = 0; i < num_msix; i++) |
598 | adapter->msix_entries[i].entry = i; | |
af19b491 AKS |
599 | err = pci_enable_msix(pdev, adapter->msix_entries, num_msix); |
600 | if (err == 0) { | |
601 | adapter->flags |= QLCNIC_MSIX_ENABLED; | |
13159183 SC |
602 | if (qlcnic_83xx_check(adapter)) { |
603 | adapter->ahw->num_msix = num_msix; | |
604 | /* subtract mail box and tx ring vectors */ | |
13159183 SC |
605 | adapter->max_sds_rings = num_msix - |
606 | max_tx_rings - 1; | |
607 | } else { | |
012ec812 HM |
608 | adapter->ahw->num_msix = num_msix; |
609 | if (qlcnic_check_multi_tx(adapter) && | |
c2c5e3a0 | 610 | !adapter->ahw->diag_test && |
012ec812 HM |
611 | (adapter->max_drv_tx_rings > 1)) |
612 | max_sds_rings = num_msix - max_tx_rings; | |
613 | else | |
614 | max_sds_rings = num_msix; | |
615 | ||
616 | adapter->max_sds_rings = max_sds_rings; | |
13159183 | 617 | } |
af19b491 | 618 | dev_info(&pdev->dev, "using msi-x interrupts\n"); |
f94bc1e7 | 619 | return err; |
13159183 SC |
620 | } else if (err > 0) { |
621 | dev_info(&pdev->dev, | |
622 | "Unable to allocate %d MSI-X interrupt vectors\n", | |
623 | num_msix); | |
624 | if (qlcnic_83xx_check(adapter)) { | |
da6c8063 | 625 | if (err < (QLC_83XX_MINIMUM_VECTOR - tx_vector)) |
13159183 | 626 | return err; |
da6c8063 | 627 | err -= (max_tx_rings + 1); |
13159183 | 628 | num_msix = rounddown_pow_of_two(err); |
da6c8063 | 629 | num_msix += (max_tx_rings + 1); |
13159183 SC |
630 | } else { |
631 | num_msix = rounddown_pow_of_two(err); | |
012ec812 HM |
632 | if (qlcnic_check_multi_tx(adapter)) |
633 | num_msix += max_tx_rings; | |
13159183 SC |
634 | } |
635 | ||
636 | if (num_msix) { | |
637 | dev_info(&pdev->dev, | |
dce056cb | 638 | "Trying to allocate %d MSI-X interrupt vectors\n", |
13159183 | 639 | num_msix); |
f94bc1e7 | 640 | goto enable_msix; |
13159183 SC |
641 | } |
642 | } else { | |
dce056cb MC |
643 | dev_info(&pdev->dev, |
644 | "Unable to allocate %d MSI-X interrupt vectors\n", | |
13159183 | 645 | num_msix); |
f94bc1e7 SC |
646 | } |
647 | } | |
13159183 | 648 | |
f94bc1e7 SC |
649 | return err; |
650 | } | |
af19b491 | 651 | |
9a97e705 | 652 | static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter) |
f94bc1e7 | 653 | { |
9a97e705 | 654 | int err = 0; |
15087c2b | 655 | u32 offset, mask_reg; |
f94bc1e7 | 656 | const struct qlcnic_legacy_intr_set *legacy_intrp; |
15087c2b | 657 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
f94bc1e7 | 658 | struct pci_dev *pdev = adapter->pdev; |
af19b491 | 659 | |
099f7aa7 | 660 | if (qlcnic_use_msi && !pci_enable_msi(pdev)) { |
af19b491 | 661 | adapter->flags |= QLCNIC_MSI_ENABLED; |
15087c2b SC |
662 | offset = msi_tgt_status[adapter->ahw->pci_func]; |
663 | adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter->ahw, | |
664 | offset); | |
af19b491 AKS |
665 | dev_info(&pdev->dev, "using msi interrupts\n"); |
666 | adapter->msix_entries[0].vector = pdev->irq; | |
9a97e705 | 667 | return err; |
af19b491 | 668 | } |
012ec812 | 669 | |
9a97e705 M |
670 | if (qlcnic_use_msi || qlcnic_use_msi_x) |
671 | return -EOPNOTSUPP; | |
af19b491 | 672 | |
f94bc1e7 | 673 | legacy_intrp = &legacy_intr[adapter->ahw->pci_func]; |
79788450 | 674 | adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit; |
15087c2b SC |
675 | offset = legacy_intrp->tgt_status_reg; |
676 | adapter->tgt_status_reg = qlcnic_get_ioaddr(ahw, offset); | |
677 | mask_reg = legacy_intrp->tgt_mask_reg; | |
678 | adapter->tgt_mask_reg = qlcnic_get_ioaddr(ahw, mask_reg); | |
679 | adapter->isr_int_vec = qlcnic_get_ioaddr(ahw, ISR_INT_VECTOR); | |
680 | adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG); | |
af19b491 AKS |
681 | dev_info(&pdev->dev, "using legacy interrupts\n"); |
682 | adapter->msix_entries[0].vector = pdev->irq; | |
9a97e705 | 683 | return err; |
af19b491 AKS |
684 | } |
685 | ||
aa4a1f7d | 686 | int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter, u8 num_intr, int txq) |
f94bc1e7 | 687 | { |
012ec812 | 688 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
9a97e705 | 689 | int num_msix, err = 0; |
f94bc1e7 | 690 | |
7e2cf4fe SC |
691 | if (!num_intr) |
692 | num_intr = QLCNIC_DEF_NUM_STS_DESC_RINGS; | |
693 | ||
012ec812 | 694 | if (ahw->msix_supported) { |
5f6ec29a | 695 | num_msix = rounddown_pow_of_two(min_t(int, num_online_cpus(), |
7e2cf4fe | 696 | num_intr)); |
aa4a1f7d HM |
697 | if (qlcnic_check_multi_tx(adapter)) { |
698 | if (txq) | |
699 | adapter->max_drv_tx_rings = txq; | |
012ec812 | 700 | num_msix += adapter->max_drv_tx_rings; |
aa4a1f7d | 701 | } |
012ec812 | 702 | } else { |
f94bc1e7 | 703 | num_msix = 1; |
012ec812 | 704 | } |
f94bc1e7 | 705 | |
7e2cf4fe | 706 | err = qlcnic_enable_msix(adapter, num_msix); |
012ec812 | 707 | if (err == -ENOMEM) |
7e2cf4fe | 708 | return err; |
f94bc1e7 | 709 | |
012ec812 HM |
710 | if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) { |
711 | qlcnic_disable_multi_tx(adapter); | |
712 | ||
713 | err = qlcnic_enable_msi_legacy(adapter); | |
714 | if (!err) | |
715 | return err; | |
716 | } | |
717 | ||
718 | return 0; | |
719 | } | |
720 | ||
721 | int qlcnic_82xx_mq_intrpt(struct qlcnic_adapter *adapter, int op_type) | |
722 | { | |
723 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
724 | int err, i; | |
725 | ||
726 | if (qlcnic_check_multi_tx(adapter) && | |
c2c5e3a0 | 727 | !ahw->diag_test && |
012ec812 HM |
728 | (adapter->flags & QLCNIC_MSIX_ENABLED)) { |
729 | ahw->intr_tbl = vzalloc(ahw->num_msix * | |
730 | sizeof(struct qlcnic_intrpt_config)); | |
731 | if (!ahw->intr_tbl) | |
732 | return -ENOMEM; | |
733 | ||
734 | for (i = 0; i < ahw->num_msix; i++) { | |
735 | ahw->intr_tbl[i].type = QLCNIC_INTRPT_MSIX; | |
736 | ahw->intr_tbl[i].id = i; | |
737 | ahw->intr_tbl[i].src = 0; | |
738 | } | |
739 | ||
740 | err = qlcnic_82xx_config_intrpt(adapter, 1); | |
741 | if (err) | |
742 | dev_err(&adapter->pdev->dev, | |
743 | "Failed to configure Interrupt for %d vector\n", | |
744 | ahw->num_msix); | |
9a97e705 | 745 | return err; |
012ec812 | 746 | } |
9a97e705 | 747 | |
012ec812 | 748 | return 0; |
f94bc1e7 | 749 | } |
13159183 | 750 | |
319ecf12 | 751 | void qlcnic_teardown_intr(struct qlcnic_adapter *adapter) |
af19b491 AKS |
752 | { |
753 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
754 | pci_disable_msix(adapter->pdev); | |
755 | if (adapter->flags & QLCNIC_MSI_ENABLED) | |
756 | pci_disable_msi(adapter->pdev); | |
13159183 SC |
757 | |
758 | kfree(adapter->msix_entries); | |
759 | adapter->msix_entries = NULL; | |
760 | ||
761 | if (adapter->ahw->intr_tbl) { | |
762 | vfree(adapter->ahw->intr_tbl); | |
763 | adapter->ahw->intr_tbl = NULL; | |
764 | } | |
af19b491 AKS |
765 | } |
766 | ||
f1a094a8 | 767 | static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context *ahw) |
af19b491 | 768 | { |
f1a094a8 RB |
769 | if (ahw->pci_base0 != NULL) |
770 | iounmap(ahw->pci_base0); | |
af19b491 AKS |
771 | } |
772 | ||
7e2cf4fe SC |
773 | static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter) |
774 | { | |
775 | struct qlcnic_pci_info *pci_info; | |
776 | int ret; | |
777 | ||
778 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) { | |
779 | switch (adapter->ahw->port_type) { | |
780 | case QLCNIC_GBE: | |
781 | adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_GBE_PORTS; | |
782 | break; | |
783 | case QLCNIC_XGBE: | |
784 | adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_XG_PORTS; | |
785 | break; | |
786 | } | |
787 | return 0; | |
788 | } | |
789 | ||
790 | if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) | |
791 | return 0; | |
792 | ||
793 | pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL); | |
794 | if (!pci_info) | |
795 | return -ENOMEM; | |
796 | ||
797 | ret = qlcnic_get_pci_info(adapter, pci_info); | |
798 | kfree(pci_info); | |
799 | return ret; | |
800 | } | |
d71170fb | 801 | |
35dafcb0 SC |
802 | static bool qlcnic_port_eswitch_cfg_capability(struct qlcnic_adapter *adapter) |
803 | { | |
804 | bool ret = false; | |
805 | ||
806 | if (qlcnic_84xx_check(adapter)) { | |
807 | ret = true; | |
808 | } else if (qlcnic_83xx_check(adapter)) { | |
809 | if (adapter->ahw->extra_capability[0] & | |
810 | QLCNIC_FW_CAPABILITY_2_PER_PORT_ESWITCH_CFG) | |
811 | ret = true; | |
812 | else | |
813 | ret = false; | |
814 | } | |
815 | ||
816 | return ret; | |
817 | } | |
818 | ||
d71170fb | 819 | int qlcnic_init_pci_info(struct qlcnic_adapter *adapter) |
346fe763 | 820 | { |
e88db3bd | 821 | struct qlcnic_pci_info *pci_info; |
bff57d8e SC |
822 | int i, ret = 0, j = 0; |
823 | u16 act_pci_func; | |
346fe763 RB |
824 | u8 pfn; |
825 | ||
e88db3bd DC |
826 | pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL); |
827 | if (!pci_info) | |
828 | return -ENOMEM; | |
829 | ||
bff57d8e SC |
830 | ret = qlcnic_get_pci_info(adapter, pci_info); |
831 | if (ret) | |
832 | goto err_pci_info; | |
833 | ||
834 | act_pci_func = adapter->ahw->act_pci_func; | |
835 | ||
ca315ac2 | 836 | adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) * |
bff57d8e | 837 | act_pci_func, GFP_KERNEL); |
e88db3bd | 838 | if (!adapter->npars) { |
900853a4 | 839 | ret = -ENOMEM; |
e88db3bd DC |
840 | goto err_pci_info; |
841 | } | |
346fe763 | 842 | |
ca315ac2 | 843 | adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) * |
346fe763 RB |
844 | QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL); |
845 | if (!adapter->eswitch) { | |
900853a4 | 846 | ret = -ENOMEM; |
ca315ac2 | 847 | goto err_npars; |
346fe763 RB |
848 | } |
849 | ||
ca315ac2 DC |
850 | for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { |
851 | pfn = pci_info[i].id; | |
bff57d8e | 852 | |
0f6efff9 | 853 | if (pfn >= QLCNIC_MAX_PCI_FUNC) { |
f848d6dd SC |
854 | ret = QL_STATUS_INVALID_PARAM; |
855 | goto err_eswitch; | |
856 | } | |
bff57d8e SC |
857 | |
858 | if (!pci_info[i].active || | |
859 | (pci_info[i].type != QLCNIC_TYPE_NIC)) | |
860 | continue; | |
861 | ||
35dafcb0 SC |
862 | if (qlcnic_port_eswitch_cfg_capability(adapter)) { |
863 | if (!qlcnic_83xx_enable_port_eswitch(adapter, pfn)) | |
864 | adapter->npars[j].eswitch_status = true; | |
865 | else | |
866 | continue; | |
867 | } else { | |
868 | adapter->npars[j].eswitch_status = true; | |
869 | } | |
870 | ||
bff57d8e SC |
871 | adapter->npars[j].pci_func = pfn; |
872 | adapter->npars[j].active = (u8)pci_info[i].active; | |
873 | adapter->npars[j].type = (u8)pci_info[i].type; | |
874 | adapter->npars[j].phy_port = (u8)pci_info[i].default_port; | |
875 | adapter->npars[j].min_bw = pci_info[i].tx_min_bw; | |
876 | adapter->npars[j].max_bw = pci_info[i].tx_max_bw; | |
35dafcb0 | 877 | |
bff57d8e | 878 | j++; |
346fe763 RB |
879 | } |
880 | ||
35dafcb0 SC |
881 | if (qlcnic_82xx_check(adapter)) { |
882 | for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) | |
883 | adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE; | |
884 | } else if (!qlcnic_port_eswitch_cfg_capability(adapter)) { | |
885 | for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) | |
13159183 SC |
886 | qlcnic_enable_eswitch(adapter, i, 1); |
887 | } | |
ca315ac2 | 888 | |
e88db3bd | 889 | kfree(pci_info); |
ca315ac2 DC |
890 | return 0; |
891 | ||
892 | err_eswitch: | |
346fe763 RB |
893 | kfree(adapter->eswitch); |
894 | adapter->eswitch = NULL; | |
ca315ac2 | 895 | err_npars: |
346fe763 | 896 | kfree(adapter->npars); |
ca315ac2 | 897 | adapter->npars = NULL; |
e88db3bd DC |
898 | err_pci_info: |
899 | kfree(pci_info); | |
346fe763 RB |
900 | |
901 | return ret; | |
902 | } | |
903 | ||
2e9d722d AC |
904 | static int |
905 | qlcnic_set_function_modes(struct qlcnic_adapter *adapter) | |
906 | { | |
907 | u8 id; | |
7e8fd003 | 908 | int ret; |
2e9d722d | 909 | u32 data = QLCNIC_MGMT_FUNC; |
bff57d8e | 910 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
2e9d722d | 911 | |
2e9d722d AC |
912 | ret = qlcnic_api_lock(adapter); |
913 | if (ret) | |
914 | goto err_lock; | |
2e9d722d | 915 | |
7e8fd003 SS |
916 | id = ahw->pci_func; |
917 | data = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); | |
918 | data = (data & ~QLC_DEV_SET_DRV(0xf, id)) | | |
919 | QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC, id); | |
a15ebd37 | 920 | QLC_SHARED_REG_WR32(adapter, QLCNIC_DRV_OP_MODE, data); |
2e9d722d AC |
921 | qlcnic_api_unlock(adapter); |
922 | err_lock: | |
923 | return ret; | |
924 | } | |
925 | ||
13159183 SC |
926 | static void qlcnic_check_vf(struct qlcnic_adapter *adapter, |
927 | const struct pci_device_id *ent) | |
2e9d722d | 928 | { |
2e9d722d AC |
929 | u32 op_mode, priv_level; |
930 | ||
931 | /* Determine FW API version */ | |
13159183 SC |
932 | adapter->ahw->fw_hal_version = QLC_SHARED_REG_RD32(adapter, |
933 | QLCNIC_FW_API); | |
2e9d722d AC |
934 | |
935 | /* Find PCI function number */ | |
13159183 | 936 | qlcnic_get_func_no(adapter); |
2e9d722d AC |
937 | |
938 | /* Determine function privilege level */ | |
13159183 | 939 | op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); |
0e33c664 | 940 | if (op_mode == QLC_DEV_DRV_DEFAULT) |
2e9d722d | 941 | priv_level = QLCNIC_MGMT_FUNC; |
0e33c664 | 942 | else |
b1fc6d3c | 943 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
2e9d722d | 944 | |
0866d96d | 945 | if (priv_level == QLCNIC_NON_PRIV_FUNC) { |
79788450 | 946 | adapter->ahw->op_mode = QLCNIC_NON_PRIV_FUNC; |
9f26f547 AC |
947 | dev_info(&adapter->pdev->dev, |
948 | "HAL Version: %d Non Privileged function\n", | |
79788450 | 949 | adapter->ahw->fw_hal_version); |
9f26f547 | 950 | adapter->nic_ops = &qlcnic_vf_ops; |
0866d96d AC |
951 | } else |
952 | adapter->nic_ops = &qlcnic_ops; | |
2e9d722d AC |
953 | } |
954 | ||
15087c2b | 955 | #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL |
13159183 | 956 | #define QLCNIC_83XX_BAR0_LENGTH 0x4000 |
15087c2b SC |
957 | static void qlcnic_get_bar_length(u32 dev_id, ulong *bar) |
958 | { | |
959 | switch (dev_id) { | |
960 | case PCI_DEVICE_ID_QLOGIC_QLE824X: | |
961 | *bar = QLCNIC_82XX_BAR0_LENGTH; | |
962 | break; | |
13159183 | 963 | case PCI_DEVICE_ID_QLOGIC_QLE834X: |
15ca140f | 964 | case PCI_DEVICE_ID_QLOGIC_QLE844X: |
f8468331 | 965 | case PCI_DEVICE_ID_QLOGIC_VF_QLE834X: |
15ca140f | 966 | case PCI_DEVICE_ID_QLOGIC_VF_QLE844X: |
13159183 SC |
967 | *bar = QLCNIC_83XX_BAR0_LENGTH; |
968 | break; | |
15087c2b SC |
969 | default: |
970 | *bar = 0; | |
971 | } | |
972 | } | |
973 | ||
974 | static int qlcnic_setup_pci_map(struct pci_dev *pdev, | |
975 | struct qlcnic_hardware_context *ahw) | |
af19b491 | 976 | { |
15087c2b | 977 | u32 offset; |
af19b491 | 978 | void __iomem *mem_ptr0 = NULL; |
15087c2b | 979 | unsigned long mem_len, pci_len0 = 0, bar0_len; |
af19b491 | 980 | |
af19b491 | 981 | /* remap phys address */ |
af19b491 AKS |
982 | mem_len = pci_resource_len(pdev, 0); |
983 | ||
15087c2b SC |
984 | qlcnic_get_bar_length(pdev->device, &bar0_len); |
985 | if (mem_len >= bar0_len) { | |
af19b491 AKS |
986 | |
987 | mem_ptr0 = pci_ioremap_bar(pdev, 0); | |
988 | if (mem_ptr0 == NULL) { | |
989 | dev_err(&pdev->dev, "failed to map PCI bar 0\n"); | |
990 | return -EIO; | |
991 | } | |
992 | pci_len0 = mem_len; | |
993 | } else { | |
994 | return -EIO; | |
995 | } | |
996 | ||
f8468331 | 997 | dev_info(&pdev->dev, "%dKB memory map\n", (int)(mem_len >> 10)); |
7e2cf4fe | 998 | |
15087c2b SC |
999 | ahw->pci_base0 = mem_ptr0; |
1000 | ahw->pci_len0 = pci_len0; | |
1001 | offset = QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw->pci_func)); | |
1002 | qlcnic_get_ioaddr(ahw, offset); | |
af19b491 AKS |
1003 | |
1004 | return 0; | |
1005 | } | |
1006 | ||
60dcbcb0 MC |
1007 | static bool qlcnic_validate_subsystem_id(struct qlcnic_adapter *adapter, |
1008 | int index) | |
2343f06a MC |
1009 | { |
1010 | struct pci_dev *pdev = adapter->pdev; | |
1011 | unsigned short subsystem_vendor; | |
1012 | bool ret = true; | |
1013 | ||
1014 | subsystem_vendor = pdev->subsystem_vendor; | |
1015 | ||
1016 | if (pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X || | |
1017 | pdev->device == PCI_DEVICE_ID_QLOGIC_QLE834X) { | |
1018 | if (qlcnic_boards[index].sub_vendor == subsystem_vendor && | |
1019 | qlcnic_boards[index].sub_device == pdev->subsystem_device) | |
1020 | ret = true; | |
1021 | else | |
1022 | ret = false; | |
1023 | } | |
1024 | ||
1025 | return ret; | |
1026 | } | |
1027 | ||
22999798 | 1028 | static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name) |
af19b491 AKS |
1029 | { |
1030 | struct pci_dev *pdev = adapter->pdev; | |
1031 | int i, found = 0; | |
1032 | ||
1033 | for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) { | |
1034 | if (qlcnic_boards[i].vendor == pdev->vendor && | |
2343f06a MC |
1035 | qlcnic_boards[i].device == pdev->device && |
1036 | qlcnic_validate_subsystem_id(adapter, i)) { | |
1037 | found = 1; | |
1038 | break; | |
af19b491 | 1039 | } |
af19b491 AKS |
1040 | } |
1041 | ||
1042 | if (!found) | |
7f9a0c34 | 1043 | sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr); |
2343f06a MC |
1044 | else |
1045 | sprintf(name, "%pM: %s" , adapter->mac_addr, | |
1046 | qlcnic_boards[i].short_name); | |
af19b491 AKS |
1047 | } |
1048 | ||
1049 | static void | |
1050 | qlcnic_check_options(struct qlcnic_adapter *adapter) | |
1051 | { | |
a15ebd37 | 1052 | int err; |
031a4a26 | 1053 | u32 fw_major, fw_minor, fw_build, prev_fw_version; |
af19b491 | 1054 | struct pci_dev *pdev = adapter->pdev; |
a15ebd37 HM |
1055 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
1056 | struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump; | |
031a4a26 SV |
1057 | |
1058 | prev_fw_version = adapter->fw_version; | |
af19b491 | 1059 | |
a15ebd37 HM |
1060 | fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR); |
1061 | fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR); | |
1062 | fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB); | |
af19b491 AKS |
1063 | |
1064 | adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build); | |
1065 | ||
a15ebd37 HM |
1066 | err = qlcnic_get_board_info(adapter); |
1067 | if (err) { | |
1068 | dev_err(&pdev->dev, "Error getting board config info.\n"); | |
1069 | return; | |
1070 | } | |
1071 | if (ahw->op_mode != QLCNIC_NON_PRIV_FUNC) { | |
031a4a26 SV |
1072 | if (fw_dump->tmpl_hdr == NULL || |
1073 | adapter->fw_version > prev_fw_version) { | |
1074 | if (fw_dump->tmpl_hdr) | |
1075 | vfree(fw_dump->tmpl_hdr); | |
1076 | if (!qlcnic_fw_cmd_get_minidump_temp(adapter)) | |
1077 | dev_info(&pdev->dev, | |
1078 | "Supports FW dump capability\n"); | |
1079 | } | |
1080 | } | |
1081 | ||
13159183 SC |
1082 | dev_info(&pdev->dev, "Driver v%s, firmware v%d.%d.%d\n", |
1083 | QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build); | |
1084 | ||
b1fc6d3c | 1085 | if (adapter->ahw->port_type == QLCNIC_XGBE) { |
90d19005 SC |
1086 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { |
1087 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF; | |
1088 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF; | |
1089 | } else { | |
1090 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G; | |
1091 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_10G; | |
1092 | } | |
1093 | ||
af19b491 | 1094 | adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; |
90d19005 SC |
1095 | adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; |
1096 | ||
b1fc6d3c | 1097 | } else if (adapter->ahw->port_type == QLCNIC_GBE) { |
af19b491 AKS |
1098 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G; |
1099 | adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; | |
90d19005 SC |
1100 | adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; |
1101 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G; | |
af19b491 AKS |
1102 | } |
1103 | ||
099f7aa7 | 1104 | adapter->ahw->msix_supported = !!qlcnic_use_msi_x; |
af19b491 AKS |
1105 | |
1106 | adapter->num_txd = MAX_CMD_DESCRIPTORS; | |
1107 | ||
251b036a | 1108 | adapter->max_rds_rings = MAX_RDS_RINGS; |
af19b491 AKS |
1109 | } |
1110 | ||
174240a8 RB |
1111 | static int |
1112 | qlcnic_initialize_nic(struct qlcnic_adapter *adapter) | |
1113 | { | |
174240a8 | 1114 | struct qlcnic_info nic_info; |
4bd8e738 | 1115 | int err = 0; |
174240a8 | 1116 | |
bff57d8e | 1117 | memset(&nic_info, 0, sizeof(struct qlcnic_info)); |
b1fc6d3c | 1118 | err = qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw->pci_func); |
174240a8 RB |
1119 | if (err) |
1120 | return err; | |
1121 | ||
79788450 SC |
1122 | adapter->ahw->physical_port = (u8)nic_info.phys_port; |
1123 | adapter->ahw->switch_mode = nic_info.switch_mode; | |
1124 | adapter->ahw->max_tx_ques = nic_info.max_tx_ques; | |
1125 | adapter->ahw->max_rx_ques = nic_info.max_rx_ques; | |
1126 | adapter->ahw->capabilities = nic_info.capabilities; | |
776e7bde SS |
1127 | |
1128 | if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) { | |
1129 | u32 temp; | |
4bd8e738 HM |
1130 | temp = QLCRD32(adapter, CRB_FW_CAPABILITIES_2, &err); |
1131 | if (err == -EIO) | |
1132 | return err; | |
db131786 | 1133 | adapter->ahw->extra_capability[0] = temp; |
776e7bde | 1134 | } |
79788450 SC |
1135 | adapter->ahw->max_mac_filters = nic_info.max_mac_filters; |
1136 | adapter->ahw->max_mtu = nic_info.max_mtu; | |
174240a8 | 1137 | |
13159183 SC |
1138 | /* Disable NPAR for 83XX */ |
1139 | if (qlcnic_83xx_check(adapter)) | |
1140 | return err; | |
1141 | ||
79788450 | 1142 | if (adapter->ahw->capabilities & BIT_6) |
174240a8 RB |
1143 | adapter->flags |= QLCNIC_ESWITCH_ENABLED; |
1144 | else | |
1145 | adapter->flags &= ~QLCNIC_ESWITCH_ENABLED; | |
1146 | ||
1147 | return err; | |
1148 | } | |
1149 | ||
ec079a07 SC |
1150 | void qlcnic_set_vlan_config(struct qlcnic_adapter *adapter, |
1151 | struct qlcnic_esw_func_cfg *esw_cfg) | |
8cf61f89 AKS |
1152 | { |
1153 | if (esw_cfg->discard_tagged) | |
1154 | adapter->flags &= ~QLCNIC_TAGGING_ENABLED; | |
1155 | else | |
1156 | adapter->flags |= QLCNIC_TAGGING_ENABLED; | |
1157 | ||
91b7282b RB |
1158 | if (esw_cfg->vlan_id) { |
1159 | adapter->rx_pvid = esw_cfg->vlan_id; | |
1160 | adapter->tx_pvid = esw_cfg->vlan_id; | |
1161 | } else { | |
1162 | adapter->rx_pvid = 0; | |
1163 | adapter->tx_pvid = 0; | |
1164 | } | |
8cf61f89 AKS |
1165 | } |
1166 | ||
8e586137 | 1167 | static int |
80d5c368 | 1168 | qlcnic_vlan_rx_add(struct net_device *netdev, __be16 proto, u16 vid) |
b9796a14 AC |
1169 | { |
1170 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
91b7282b RB |
1171 | int err; |
1172 | ||
1173 | if (qlcnic_sriov_vf_check(adapter)) { | |
1174 | err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 1); | |
1175 | if (err) { | |
1176 | netdev_err(netdev, | |
1177 | "Cannot add VLAN filter for VLAN id %d, err=%d", | |
1178 | vid, err); | |
1179 | return err; | |
1180 | } | |
1181 | } | |
1182 | ||
b9796a14 | 1183 | set_bit(vid, adapter->vlans); |
8e586137 | 1184 | return 0; |
b9796a14 AC |
1185 | } |
1186 | ||
8e586137 | 1187 | static int |
80d5c368 | 1188 | qlcnic_vlan_rx_del(struct net_device *netdev, __be16 proto, u16 vid) |
b9796a14 AC |
1189 | { |
1190 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
91b7282b RB |
1191 | int err; |
1192 | ||
1193 | if (qlcnic_sriov_vf_check(adapter)) { | |
1194 | err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 0); | |
1195 | if (err) { | |
1196 | netdev_err(netdev, | |
1197 | "Cannot delete VLAN filter for VLAN id %d, err=%d", | |
1198 | vid, err); | |
1199 | return err; | |
1200 | } | |
1201 | } | |
b9796a14 AC |
1202 | |
1203 | qlcnic_restore_indev_addr(netdev, NETDEV_DOWN); | |
1204 | clear_bit(vid, adapter->vlans); | |
8e586137 | 1205 | return 0; |
b9796a14 AC |
1206 | } |
1207 | ||
ec079a07 SC |
1208 | void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter, |
1209 | struct qlcnic_esw_func_cfg *esw_cfg) | |
0325d69b | 1210 | { |
ee07c1a7 RB |
1211 | adapter->flags &= ~(QLCNIC_MACSPOOF | QLCNIC_MAC_OVERRIDE_DISABLED | |
1212 | QLCNIC_PROMISC_DISABLED); | |
7613c87b RB |
1213 | |
1214 | if (esw_cfg->mac_anti_spoof) | |
1215 | adapter->flags |= QLCNIC_MACSPOOF; | |
fe4d434d | 1216 | |
7373373d RB |
1217 | if (!esw_cfg->mac_override) |
1218 | adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED; | |
1219 | ||
ee07c1a7 RB |
1220 | if (!esw_cfg->promisc_mode) |
1221 | adapter->flags |= QLCNIC_PROMISC_DISABLED; | |
0325d69b RB |
1222 | } |
1223 | ||
d71170fb | 1224 | int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter) |
0325d69b RB |
1225 | { |
1226 | struct qlcnic_esw_func_cfg esw_cfg; | |
1227 | ||
1228 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) | |
1229 | return 0; | |
1230 | ||
b1fc6d3c | 1231 | esw_cfg.pci_func = adapter->ahw->pci_func; |
0325d69b RB |
1232 | if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg)) |
1233 | return -EIO; | |
8cf61f89 | 1234 | qlcnic_set_vlan_config(adapter, &esw_cfg); |
0325d69b | 1235 | qlcnic_set_eswitch_port_features(adapter, &esw_cfg); |
147a9088 | 1236 | qlcnic_set_netdev_features(adapter, &esw_cfg); |
0325d69b RB |
1237 | |
1238 | return 0; | |
1239 | } | |
1240 | ||
147a9088 SS |
1241 | void qlcnic_set_netdev_features(struct qlcnic_adapter *adapter, |
1242 | struct qlcnic_esw_func_cfg *esw_cfg) | |
0325d69b RB |
1243 | { |
1244 | struct net_device *netdev = adapter->netdev; | |
13159183 SC |
1245 | |
1246 | if (qlcnic_83xx_check(adapter)) | |
1247 | return; | |
0325d69b | 1248 | |
147a9088 SS |
1249 | adapter->offload_flags = esw_cfg->offload_flags; |
1250 | adapter->flags |= QLCNIC_APP_CHANGED_FLAGS; | |
1251 | netdev_update_features(netdev); | |
1252 | adapter->flags &= ~QLCNIC_APP_CHANGED_FLAGS; | |
0325d69b RB |
1253 | } |
1254 | ||
0866d96d AC |
1255 | static int |
1256 | qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter) | |
1257 | { | |
0866d96d AC |
1258 | u32 op_mode, priv_level; |
1259 | int err = 0; | |
1260 | ||
174240a8 RB |
1261 | err = qlcnic_initialize_nic(adapter); |
1262 | if (err) | |
1263 | return err; | |
1264 | ||
0866d96d AC |
1265 | if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED) |
1266 | return 0; | |
1267 | ||
13159183 | 1268 | op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); |
b1fc6d3c | 1269 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
0866d96d AC |
1270 | |
1271 | if (op_mode == QLC_DEV_DRV_DEFAULT) | |
1272 | priv_level = QLCNIC_MGMT_FUNC; | |
1273 | else | |
b1fc6d3c | 1274 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
0866d96d | 1275 | |
174240a8 | 1276 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { |
0866d96d | 1277 | if (priv_level == QLCNIC_MGMT_FUNC) { |
79788450 | 1278 | adapter->ahw->op_mode = QLCNIC_MGMT_FUNC; |
0866d96d AC |
1279 | err = qlcnic_init_pci_info(adapter); |
1280 | if (err) | |
1281 | return err; | |
1282 | /* Set privilege level for other functions */ | |
1283 | qlcnic_set_function_modes(adapter); | |
1284 | dev_info(&adapter->pdev->dev, | |
1285 | "HAL Version: %d, Management function\n", | |
79788450 | 1286 | adapter->ahw->fw_hal_version); |
0866d96d | 1287 | } else if (priv_level == QLCNIC_PRIV_FUNC) { |
79788450 | 1288 | adapter->ahw->op_mode = QLCNIC_PRIV_FUNC; |
0866d96d AC |
1289 | dev_info(&adapter->pdev->dev, |
1290 | "HAL Version: %d, Privileged function\n", | |
79788450 | 1291 | adapter->ahw->fw_hal_version); |
0866d96d | 1292 | } |
174240a8 | 1293 | } |
0866d96d AC |
1294 | |
1295 | adapter->flags |= QLCNIC_ADAPTER_INITIALIZED; | |
1296 | ||
1297 | return err; | |
1298 | } | |
1299 | ||
d71170fb | 1300 | int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter) |
0325d69b RB |
1301 | { |
1302 | struct qlcnic_esw_func_cfg esw_cfg; | |
1303 | struct qlcnic_npar_info *npar; | |
1304 | u8 i; | |
1305 | ||
174240a8 | 1306 | if (adapter->need_fw_reset) |
0325d69b RB |
1307 | return 0; |
1308 | ||
bff57d8e | 1309 | for (i = 0; i < adapter->ahw->act_pci_func; i++) { |
35dafcb0 SC |
1310 | if (!adapter->npars[i].eswitch_status) |
1311 | continue; | |
1312 | ||
0325d69b | 1313 | memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg)); |
bff57d8e | 1314 | esw_cfg.pci_func = adapter->npars[i].pci_func; |
7373373d | 1315 | esw_cfg.mac_override = BIT_0; |
ee07c1a7 | 1316 | esw_cfg.promisc_mode = BIT_0; |
bff57d8e SC |
1317 | if (qlcnic_82xx_check(adapter)) { |
1318 | esw_cfg.offload_flags = BIT_0; | |
1319 | if (QLCNIC_IS_TSO_CAPABLE(adapter)) | |
1320 | esw_cfg.offload_flags |= (BIT_1 | BIT_2); | |
1321 | } | |
0325d69b RB |
1322 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) |
1323 | return -EIO; | |
1324 | npar = &adapter->npars[i]; | |
1325 | npar->pvid = esw_cfg.vlan_id; | |
7373373d | 1326 | npar->mac_override = esw_cfg.mac_override; |
0325d69b RB |
1327 | npar->mac_anti_spoof = esw_cfg.mac_anti_spoof; |
1328 | npar->discard_tagged = esw_cfg.discard_tagged; | |
1329 | npar->promisc_mode = esw_cfg.promisc_mode; | |
1330 | npar->offload_flags = esw_cfg.offload_flags; | |
1331 | } | |
1332 | ||
1333 | return 0; | |
1334 | } | |
1335 | ||
13159183 | 1336 | |
4e8acb01 RB |
1337 | static int |
1338 | qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter, | |
1339 | struct qlcnic_npar_info *npar, int pci_func) | |
1340 | { | |
1341 | struct qlcnic_esw_func_cfg esw_cfg; | |
1342 | esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS; | |
1343 | esw_cfg.pci_func = pci_func; | |
1344 | esw_cfg.vlan_id = npar->pvid; | |
7373373d | 1345 | esw_cfg.mac_override = npar->mac_override; |
4e8acb01 RB |
1346 | esw_cfg.discard_tagged = npar->discard_tagged; |
1347 | esw_cfg.mac_anti_spoof = npar->mac_anti_spoof; | |
1348 | esw_cfg.offload_flags = npar->offload_flags; | |
1349 | esw_cfg.promisc_mode = npar->promisc_mode; | |
1350 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) | |
1351 | return -EIO; | |
1352 | ||
1353 | esw_cfg.op_mode = QLCNIC_ADD_VLAN; | |
1354 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) | |
1355 | return -EIO; | |
1356 | ||
1357 | return 0; | |
1358 | } | |
1359 | ||
d71170fb | 1360 | int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter) |
cea8975e | 1361 | { |
4e8acb01 | 1362 | int i, err; |
cea8975e AC |
1363 | struct qlcnic_npar_info *npar; |
1364 | struct qlcnic_info nic_info; | |
bff57d8e | 1365 | u8 pci_func; |
cea8975e | 1366 | |
bff57d8e SC |
1367 | if (qlcnic_82xx_check(adapter)) |
1368 | if (!adapter->need_fw_reset) | |
1369 | return 0; | |
cea8975e | 1370 | |
4e8acb01 | 1371 | /* Set the NPAR config data after FW reset */ |
bff57d8e | 1372 | for (i = 0; i < adapter->ahw->act_pci_func; i++) { |
4e8acb01 | 1373 | npar = &adapter->npars[i]; |
bff57d8e | 1374 | pci_func = npar->pci_func; |
35dafcb0 SC |
1375 | if (!adapter->npars[i].eswitch_status) |
1376 | continue; | |
1377 | ||
bff57d8e | 1378 | memset(&nic_info, 0, sizeof(struct qlcnic_info)); |
13159183 | 1379 | err = qlcnic_get_nic_info(adapter, &nic_info, pci_func); |
4e8acb01 RB |
1380 | if (err) |
1381 | return err; | |
1382 | nic_info.min_tx_bw = npar->min_bw; | |
1383 | nic_info.max_tx_bw = npar->max_bw; | |
1384 | err = qlcnic_set_nic_info(adapter, &nic_info); | |
1385 | if (err) | |
1386 | return err; | |
cea8975e | 1387 | |
4e8acb01 RB |
1388 | if (npar->enable_pm) { |
1389 | err = qlcnic_config_port_mirroring(adapter, | |
bff57d8e SC |
1390 | npar->dest_npar, 1, |
1391 | pci_func); | |
4e8acb01 RB |
1392 | if (err) |
1393 | return err; | |
cea8975e | 1394 | } |
bff57d8e | 1395 | err = qlcnic_reset_eswitch_config(adapter, npar, pci_func); |
4e8acb01 RB |
1396 | if (err) |
1397 | return err; | |
cea8975e | 1398 | } |
4e8acb01 | 1399 | return 0; |
cea8975e AC |
1400 | } |
1401 | ||
78f84e1a AKS |
1402 | static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter) |
1403 | { | |
1404 | u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO; | |
1405 | u32 npar_state; | |
1406 | ||
79788450 | 1407 | if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) |
78f84e1a AKS |
1408 | return 0; |
1409 | ||
a15ebd37 HM |
1410 | npar_state = QLC_SHARED_REG_RD32(adapter, |
1411 | QLCNIC_CRB_DEV_NPAR_STATE); | |
78f84e1a AKS |
1412 | while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) { |
1413 | msleep(1000); | |
a15ebd37 HM |
1414 | npar_state = QLC_SHARED_REG_RD32(adapter, |
1415 | QLCNIC_CRB_DEV_NPAR_STATE); | |
78f84e1a AKS |
1416 | } |
1417 | if (!npar_opt_timeo) { | |
1418 | dev_err(&adapter->pdev->dev, | |
8a168ca7 | 1419 | "Waiting for NPAR state to operational timeout\n"); |
78f84e1a AKS |
1420 | return -EIO; |
1421 | } | |
1422 | return 0; | |
1423 | } | |
1424 | ||
174240a8 RB |
1425 | static int |
1426 | qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter) | |
1427 | { | |
1428 | int err; | |
1429 | ||
1430 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) || | |
79788450 | 1431 | adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) |
174240a8 RB |
1432 | return 0; |
1433 | ||
1434 | err = qlcnic_set_default_offload_settings(adapter); | |
1435 | if (err) | |
1436 | return err; | |
1437 | ||
1438 | err = qlcnic_reset_npar_config(adapter); | |
1439 | if (err) | |
1440 | return err; | |
1441 | ||
1442 | qlcnic_dev_set_npar_ready(adapter); | |
1443 | ||
1444 | return err; | |
1445 | } | |
1446 | ||
7e2cf4fe | 1447 | int qlcnic_82xx_start_firmware(struct qlcnic_adapter *adapter) |
af19b491 | 1448 | { |
d4066833 | 1449 | int err; |
af19b491 | 1450 | |
aa5e18c0 SC |
1451 | err = qlcnic_can_start_firmware(adapter); |
1452 | if (err < 0) | |
1453 | return err; | |
1454 | else if (!err) | |
d4066833 | 1455 | goto check_fw_status; |
af19b491 | 1456 | |
099f7aa7 | 1457 | if (qlcnic_load_fw_file) |
4d5bdb38 | 1458 | qlcnic_request_firmware(adapter); |
8f891387 | 1459 | else { |
8cfdce08 SC |
1460 | err = qlcnic_check_flash_fw_ver(adapter); |
1461 | if (err) | |
8f891387 | 1462 | goto err_out; |
1463 | ||
79788450 | 1464 | adapter->ahw->fw_type = QLCNIC_FLASH_ROMIMAGE; |
8f891387 | 1465 | } |
af19b491 AKS |
1466 | |
1467 | err = qlcnic_need_fw_reset(adapter); | |
af19b491 | 1468 | if (err == 0) |
4e70812b | 1469 | goto check_fw_status; |
af19b491 | 1470 | |
d4066833 SC |
1471 | err = qlcnic_pinit_from_rom(adapter); |
1472 | if (err) | |
1473 | goto err_out; | |
af19b491 AKS |
1474 | |
1475 | err = qlcnic_load_firmware(adapter); | |
1476 | if (err) | |
1477 | goto err_out; | |
1478 | ||
1479 | qlcnic_release_firmware(adapter); | |
d4066833 | 1480 | QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION); |
af19b491 | 1481 | |
d4066833 SC |
1482 | check_fw_status: |
1483 | err = qlcnic_check_fw_status(adapter); | |
af19b491 AKS |
1484 | if (err) |
1485 | goto err_out; | |
1486 | ||
a15ebd37 | 1487 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY); |
6df900e9 | 1488 | qlcnic_idc_debug_info(adapter, 1); |
0866d96d AC |
1489 | err = qlcnic_check_eswitch_mode(adapter); |
1490 | if (err) { | |
1491 | dev_err(&adapter->pdev->dev, | |
1492 | "Memory allocation failed for eswitch\n"); | |
1493 | goto err_out; | |
1494 | } | |
174240a8 RB |
1495 | err = qlcnic_set_mgmt_operations(adapter); |
1496 | if (err) | |
1497 | goto err_out; | |
1498 | ||
1499 | qlcnic_check_options(adapter); | |
af19b491 AKS |
1500 | adapter->need_fw_reset = 0; |
1501 | ||
a7fc948f AKS |
1502 | qlcnic_release_firmware(adapter); |
1503 | return 0; | |
af19b491 AKS |
1504 | |
1505 | err_out: | |
a15ebd37 | 1506 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED); |
a7fc948f | 1507 | dev_err(&adapter->pdev->dev, "Device state set to failed\n"); |
0866d96d | 1508 | |
af19b491 AKS |
1509 | qlcnic_release_firmware(adapter); |
1510 | return err; | |
1511 | } | |
1512 | ||
1513 | static int | |
1514 | qlcnic_request_irq(struct qlcnic_adapter *adapter) | |
1515 | { | |
1516 | irq_handler_t handler; | |
1517 | struct qlcnic_host_sds_ring *sds_ring; | |
13159183 | 1518 | struct qlcnic_host_tx_ring *tx_ring; |
ddb2e174 | 1519 | int err, ring, num_sds_rings; |
af19b491 AKS |
1520 | |
1521 | unsigned long flags = 0; | |
1522 | struct net_device *netdev = adapter->netdev; | |
b1fc6d3c | 1523 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 | 1524 | |
79788450 | 1525 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
13159183 SC |
1526 | if (qlcnic_82xx_check(adapter)) |
1527 | handler = qlcnic_tmp_intr; | |
c2534384 MC |
1528 | else |
1529 | handler = qlcnic_83xx_tmp_intr; | |
7eb9855d AKS |
1530 | if (!QLCNIC_IS_MSI_FAMILY(adapter)) |
1531 | flags |= IRQF_SHARED; | |
1532 | ||
1533 | } else { | |
1534 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
1535 | handler = qlcnic_msix_intr; | |
1536 | else if (adapter->flags & QLCNIC_MSI_ENABLED) | |
1537 | handler = qlcnic_msi_intr; | |
1538 | else { | |
1539 | flags |= IRQF_SHARED; | |
ac166700 HM |
1540 | if (qlcnic_82xx_check(adapter)) |
1541 | handler = qlcnic_intr; | |
1542 | else | |
1543 | handler = qlcnic_83xx_intr; | |
7eb9855d | 1544 | } |
af19b491 AKS |
1545 | } |
1546 | adapter->irq = netdev->irq; | |
1547 | ||
13159183 | 1548 | if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) { |
ac166700 HM |
1549 | if (qlcnic_82xx_check(adapter) || |
1550 | (qlcnic_83xx_check(adapter) && | |
1551 | (adapter->flags & QLCNIC_MSIX_ENABLED))) { | |
ddb2e174 HM |
1552 | num_sds_rings = adapter->max_sds_rings; |
1553 | for (ring = 0; ring < num_sds_rings; ring++) { | |
ac166700 | 1554 | sds_ring = &recv_ctx->sds_rings[ring]; |
ddb2e174 | 1555 | if (qlcnic_82xx_check(adapter) && |
012ec812 | 1556 | !qlcnic_check_multi_tx(adapter) && |
aa2a8034 HM |
1557 | (ring == (num_sds_rings - 1))) { |
1558 | if (!(adapter->flags & | |
1559 | QLCNIC_MSIX_ENABLED)) | |
1560 | snprintf(sds_ring->name, | |
1561 | sizeof(sds_ring->name), | |
1562 | "qlcnic"); | |
1563 | else | |
1564 | snprintf(sds_ring->name, | |
1565 | sizeof(sds_ring->name), | |
1566 | "%s-tx-0-rx-%d", | |
1567 | netdev->name, ring); | |
1568 | } else { | |
ddb2e174 HM |
1569 | snprintf(sds_ring->name, |
1570 | sizeof(sds_ring->name), | |
aa2a8034 | 1571 | "%s-rx-%d", |
ddb2e174 | 1572 | netdev->name, ring); |
aa2a8034 | 1573 | } |
ac166700 HM |
1574 | err = request_irq(sds_ring->irq, handler, flags, |
1575 | sds_ring->name, sds_ring); | |
1576 | if (err) | |
1577 | return err; | |
1578 | } | |
13159183 | 1579 | } |
012ec812 HM |
1580 | if ((qlcnic_82xx_check(adapter) && |
1581 | qlcnic_check_multi_tx(adapter)) || | |
1582 | (qlcnic_83xx_check(adapter) && | |
1583 | (adapter->flags & QLCNIC_MSIX_ENABLED) && | |
1584 | !(adapter->flags & QLCNIC_TX_INTR_SHARED))) { | |
13159183 SC |
1585 | handler = qlcnic_msix_tx_intr; |
1586 | for (ring = 0; ring < adapter->max_drv_tx_rings; | |
1587 | ring++) { | |
1588 | tx_ring = &adapter->tx_ring[ring]; | |
ddb2e174 | 1589 | snprintf(tx_ring->name, sizeof(tx_ring->name), |
aa2a8034 | 1590 | "%s-tx-%d", netdev->name, ring); |
13159183 SC |
1591 | err = request_irq(tx_ring->irq, handler, flags, |
1592 | tx_ring->name, tx_ring); | |
1593 | if (err) | |
1594 | return err; | |
1595 | } | |
1596 | } | |
af19b491 | 1597 | } |
af19b491 AKS |
1598 | return 0; |
1599 | } | |
1600 | ||
1601 | static void | |
1602 | qlcnic_free_irq(struct qlcnic_adapter *adapter) | |
1603 | { | |
1604 | int ring; | |
1605 | struct qlcnic_host_sds_ring *sds_ring; | |
13159183 | 1606 | struct qlcnic_host_tx_ring *tx_ring; |
af19b491 | 1607 | |
b1fc6d3c | 1608 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 | 1609 | |
13159183 | 1610 | if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) { |
ac166700 HM |
1611 | if (qlcnic_82xx_check(adapter) || |
1612 | (qlcnic_83xx_check(adapter) && | |
1613 | (adapter->flags & QLCNIC_MSIX_ENABLED))) { | |
1614 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { | |
1615 | sds_ring = &recv_ctx->sds_rings[ring]; | |
1616 | free_irq(sds_ring->irq, sds_ring); | |
1617 | } | |
13159183 | 1618 | } |
012ec812 HM |
1619 | if ((qlcnic_83xx_check(adapter) && |
1620 | !(adapter->flags & QLCNIC_TX_INTR_SHARED)) || | |
1621 | (qlcnic_82xx_check(adapter) && | |
1622 | qlcnic_check_multi_tx(adapter))) { | |
13159183 SC |
1623 | for (ring = 0; ring < adapter->max_drv_tx_rings; |
1624 | ring++) { | |
1625 | tx_ring = &adapter->tx_ring[ring]; | |
1626 | if (tx_ring->irq) | |
1627 | free_irq(tx_ring->irq, tx_ring); | |
1628 | } | |
1629 | } | |
af19b491 AKS |
1630 | } |
1631 | } | |
1632 | ||
99e85879 SS |
1633 | static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter *adapter) |
1634 | { | |
1635 | u32 capab = 0; | |
1636 | ||
1637 | if (qlcnic_82xx_check(adapter)) { | |
db131786 | 1638 | if (adapter->ahw->extra_capability[0] & |
99e85879 SS |
1639 | QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG) |
1640 | adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; | |
1641 | } else { | |
1642 | capab = adapter->ahw->capabilities; | |
1643 | if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab)) | |
1644 | adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; | |
1645 | } | |
1646 | } | |
1647 | ||
319ecf12 | 1648 | int __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 | 1649 | { |
8a15ad1f AKS |
1650 | int ring; |
1651 | struct qlcnic_host_rds_ring *rds_ring; | |
1652 | ||
af19b491 AKS |
1653 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) |
1654 | return -EIO; | |
1655 | ||
8a15ad1f AKS |
1656 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
1657 | return 0; | |
012ec812 | 1658 | |
0325d69b RB |
1659 | if (qlcnic_set_eswitch_port_config(adapter)) |
1660 | return -EIO; | |
012ec812 | 1661 | |
99e85879 | 1662 | qlcnic_get_lro_mss_capability(adapter); |
cae82d49 | 1663 | |
8a15ad1f AKS |
1664 | if (qlcnic_fw_create_ctx(adapter)) |
1665 | return -EIO; | |
1666 | ||
1667 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { | |
b1fc6d3c | 1668 | rds_ring = &adapter->recv_ctx->rds_rings[ring]; |
4be41e92 | 1669 | qlcnic_post_rx_buffers(adapter, rds_ring, ring); |
8a15ad1f AKS |
1670 | } |
1671 | ||
af19b491 AKS |
1672 | qlcnic_set_multi(netdev); |
1673 | qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu); | |
1674 | ||
b1fc6d3c | 1675 | adapter->ahw->linkup = 0; |
af19b491 AKS |
1676 | |
1677 | if (adapter->max_sds_rings > 1) | |
1678 | qlcnic_config_rss(adapter, 1); | |
1679 | ||
1680 | qlcnic_config_intr_coalesce(adapter); | |
1681 | ||
24763d80 | 1682 | if (netdev->features & NETIF_F_LRO) |
af19b491 AKS |
1683 | qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED); |
1684 | ||
cfacb172 | 1685 | set_bit(__QLCNIC_DEV_UP, &adapter->state); |
af19b491 AKS |
1686 | qlcnic_napi_enable(adapter); |
1687 | ||
1688 | qlcnic_linkevent_request(adapter, 1); | |
1689 | ||
79788450 | 1690 | adapter->ahw->reset_context = 0; |
af19b491 AKS |
1691 | return 0; |
1692 | } | |
1693 | ||
629263ac | 1694 | int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 AKS |
1695 | { |
1696 | int err = 0; | |
1697 | ||
1698 | rtnl_lock(); | |
1699 | if (netif_running(netdev)) | |
1700 | err = __qlcnic_up(adapter, netdev); | |
1701 | rtnl_unlock(); | |
1702 | ||
1703 | return err; | |
1704 | } | |
1705 | ||
319ecf12 | 1706 | void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 | 1707 | { |
012ec812 HM |
1708 | int ring; |
1709 | ||
af19b491 AKS |
1710 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) |
1711 | return; | |
1712 | ||
1713 | if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state)) | |
1714 | return; | |
1715 | ||
e8b508ef RB |
1716 | if (qlcnic_sriov_vf_check(adapter)) |
1717 | qlcnic_sriov_cleanup_async_list(&adapter->ahw->sriov->bc); | |
af19b491 | 1718 | smp_mb(); |
af19b491 | 1719 | netif_carrier_off(netdev); |
0a46bac0 | 1720 | adapter->ahw->linkup = 0; |
af19b491 AKS |
1721 | netif_tx_disable(netdev); |
1722 | ||
1723 | qlcnic_free_mac_list(adapter); | |
1724 | ||
b5e5492c AKS |
1725 | if (adapter->fhash.fnum) |
1726 | qlcnic_delete_lb_filters(adapter); | |
1727 | ||
af19b491 AKS |
1728 | qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE); |
1729 | ||
1730 | qlcnic_napi_disable(adapter); | |
1731 | ||
8a15ad1f | 1732 | qlcnic_fw_destroy_ctx(adapter); |
cae82d49 | 1733 | adapter->flags &= ~QLCNIC_FW_LRO_MSS_CAP; |
8a15ad1f AKS |
1734 | |
1735 | qlcnic_reset_rx_buffers_list(adapter); | |
012ec812 HM |
1736 | |
1737 | for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) | |
1738 | qlcnic_release_tx_buffers(adapter, &adapter->tx_ring[ring]); | |
af19b491 AKS |
1739 | } |
1740 | ||
1741 | /* Usage: During suspend and firmware recovery module */ | |
1742 | ||
629263ac | 1743 | void qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 AKS |
1744 | { |
1745 | rtnl_lock(); | |
1746 | if (netif_running(netdev)) | |
1747 | __qlcnic_down(adapter, netdev); | |
1748 | rtnl_unlock(); | |
1749 | ||
1750 | } | |
1751 | ||
319ecf12 | 1752 | int |
af19b491 AKS |
1753 | qlcnic_attach(struct qlcnic_adapter *adapter) |
1754 | { | |
1755 | struct net_device *netdev = adapter->netdev; | |
1756 | struct pci_dev *pdev = adapter->pdev; | |
8a15ad1f | 1757 | int err; |
af19b491 AKS |
1758 | |
1759 | if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) | |
1760 | return 0; | |
1761 | ||
af19b491 AKS |
1762 | err = qlcnic_napi_add(adapter, netdev); |
1763 | if (err) | |
1764 | return err; | |
1765 | ||
1766 | err = qlcnic_alloc_sw_resources(adapter); | |
1767 | if (err) { | |
1768 | dev_err(&pdev->dev, "Error in setting sw resources\n"); | |
8a15ad1f | 1769 | goto err_out_napi_del; |
af19b491 AKS |
1770 | } |
1771 | ||
1772 | err = qlcnic_alloc_hw_resources(adapter); | |
1773 | if (err) { | |
1774 | dev_err(&pdev->dev, "Error in setting hw resources\n"); | |
1775 | goto err_out_free_sw; | |
1776 | } | |
1777 | ||
af19b491 AKS |
1778 | err = qlcnic_request_irq(adapter); |
1779 | if (err) { | |
1780 | dev_err(&pdev->dev, "failed to setup interrupt\n"); | |
8a15ad1f | 1781 | goto err_out_free_hw; |
af19b491 AKS |
1782 | } |
1783 | ||
af19b491 AKS |
1784 | qlcnic_create_sysfs_entries(adapter); |
1785 | ||
1786 | adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC; | |
1787 | return 0; | |
1788 | ||
8a15ad1f | 1789 | err_out_free_hw: |
af19b491 AKS |
1790 | qlcnic_free_hw_resources(adapter); |
1791 | err_out_free_sw: | |
1792 | qlcnic_free_sw_resources(adapter); | |
8a15ad1f AKS |
1793 | err_out_napi_del: |
1794 | qlcnic_napi_del(adapter); | |
af19b491 AKS |
1795 | return err; |
1796 | } | |
1797 | ||
319ecf12 | 1798 | void qlcnic_detach(struct qlcnic_adapter *adapter) |
af19b491 AKS |
1799 | { |
1800 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) | |
1801 | return; | |
1802 | ||
1803 | qlcnic_remove_sysfs_entries(adapter); | |
1804 | ||
1805 | qlcnic_free_hw_resources(adapter); | |
1806 | qlcnic_release_rx_buffers(adapter); | |
1807 | qlcnic_free_irq(adapter); | |
1808 | qlcnic_napi_del(adapter); | |
1809 | qlcnic_free_sw_resources(adapter); | |
1810 | ||
1811 | adapter->is_up = 0; | |
1812 | } | |
1813 | ||
7eb9855d AKS |
1814 | void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings) |
1815 | { | |
1816 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
1817 | struct qlcnic_host_sds_ring *sds_ring; | |
c2c5e3a0 | 1818 | int max_tx_rings = adapter->max_drv_tx_rings; |
7eb9855d AKS |
1819 | int ring; |
1820 | ||
78ad3892 | 1821 | clear_bit(__QLCNIC_DEV_UP, &adapter->state); |
79788450 | 1822 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
cdaff185 | 1823 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
b1fc6d3c | 1824 | sds_ring = &adapter->recv_ctx->sds_rings[ring]; |
ba4468db | 1825 | qlcnic_disable_int(sds_ring); |
cdaff185 | 1826 | } |
7eb9855d AKS |
1827 | } |
1828 | ||
8a15ad1f AKS |
1829 | qlcnic_fw_destroy_ctx(adapter); |
1830 | ||
7eb9855d AKS |
1831 | qlcnic_detach(adapter); |
1832 | ||
79788450 | 1833 | adapter->ahw->diag_test = 0; |
7eb9855d | 1834 | adapter->max_sds_rings = max_sds_rings; |
c2c5e3a0 | 1835 | adapter->max_drv_tx_rings = max_tx_rings; |
7eb9855d AKS |
1836 | |
1837 | if (qlcnic_attach(adapter)) | |
34ce3626 | 1838 | goto out; |
7eb9855d AKS |
1839 | |
1840 | if (netif_running(netdev)) | |
1841 | __qlcnic_up(adapter, netdev); | |
34ce3626 | 1842 | out: |
7eb9855d AKS |
1843 | netif_device_attach(netdev); |
1844 | } | |
1845 | ||
b1fc6d3c AC |
1846 | static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter) |
1847 | { | |
be273dc1 | 1848 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
b1fc6d3c | 1849 | int err = 0; |
be273dc1 | 1850 | |
b1fc6d3c AC |
1851 | adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context), |
1852 | GFP_KERNEL); | |
1853 | if (!adapter->recv_ctx) { | |
b1fc6d3c | 1854 | err = -ENOMEM; |
8816d009 | 1855 | goto err_out; |
b1fc6d3c | 1856 | } |
8816d009 | 1857 | /* Initialize interrupt coalesce parameters */ |
be273dc1 HM |
1858 | ahw->coal.flag = QLCNIC_INTR_DEFAULT; |
1859 | ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX; | |
1860 | ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US; | |
1861 | ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS; | |
1862 | if (qlcnic_83xx_check(adapter)) { | |
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 | } | |
4be41e92 SC |
1866 | /* clear stats */ |
1867 | memset(&adapter->stats, 0, sizeof(adapter->stats)); | |
b1fc6d3c AC |
1868 | err_out: |
1869 | return err; | |
1870 | } | |
1871 | ||
1872 | static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter) | |
1873 | { | |
1874 | kfree(adapter->recv_ctx); | |
1875 | adapter->recv_ctx = NULL; | |
1876 | ||
18f2f616 AC |
1877 | if (adapter->ahw->fw_dump.tmpl_hdr) { |
1878 | vfree(adapter->ahw->fw_dump.tmpl_hdr); | |
1879 | adapter->ahw->fw_dump.tmpl_hdr = NULL; | |
1880 | } | |
4be41e92 | 1881 | |
81d0aeb0 | 1882 | kfree(adapter->ahw->reset.buff); |
4be41e92 | 1883 | adapter->ahw->fw_dump.tmpl_hdr = NULL; |
b1fc6d3c AC |
1884 | } |
1885 | ||
7eb9855d AKS |
1886 | int qlcnic_diag_alloc_res(struct net_device *netdev, int test) |
1887 | { | |
1888 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
1889 | struct qlcnic_host_sds_ring *sds_ring; | |
8a15ad1f | 1890 | struct qlcnic_host_rds_ring *rds_ring; |
7eb9855d AKS |
1891 | int ring; |
1892 | int ret; | |
1893 | ||
1894 | netif_device_detach(netdev); | |
1895 | ||
1896 | if (netif_running(netdev)) | |
1897 | __qlcnic_down(adapter, netdev); | |
1898 | ||
1899 | qlcnic_detach(adapter); | |
1900 | ||
1901 | adapter->max_sds_rings = 1; | |
79788450 | 1902 | adapter->ahw->diag_test = test; |
4be41e92 | 1903 | adapter->ahw->linkup = 0; |
c2c5e3a0 | 1904 | adapter->max_drv_tx_rings = 1; |
7eb9855d AKS |
1905 | |
1906 | ret = qlcnic_attach(adapter); | |
34ce3626 AKS |
1907 | if (ret) { |
1908 | netif_device_attach(netdev); | |
7eb9855d | 1909 | return ret; |
34ce3626 | 1910 | } |
7eb9855d | 1911 | |
8a15ad1f AKS |
1912 | ret = qlcnic_fw_create_ctx(adapter); |
1913 | if (ret) { | |
1914 | qlcnic_detach(adapter); | |
57e46248 | 1915 | netif_device_attach(netdev); |
8a15ad1f AKS |
1916 | return ret; |
1917 | } | |
1918 | ||
1919 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { | |
b1fc6d3c | 1920 | rds_ring = &adapter->recv_ctx->rds_rings[ring]; |
4be41e92 | 1921 | qlcnic_post_rx_buffers(adapter, rds_ring, ring); |
8a15ad1f AKS |
1922 | } |
1923 | ||
79788450 | 1924 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
cdaff185 | 1925 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
b1fc6d3c | 1926 | sds_ring = &adapter->recv_ctx->sds_rings[ring]; |
ba4468db | 1927 | qlcnic_enable_int(sds_ring); |
cdaff185 | 1928 | } |
7eb9855d | 1929 | } |
22c8c934 | 1930 | |
79788450 | 1931 | if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) { |
22c8c934 SC |
1932 | adapter->ahw->loopback_state = 0; |
1933 | qlcnic_linkevent_request(adapter, 1); | |
1934 | } | |
1935 | ||
78ad3892 | 1936 | set_bit(__QLCNIC_DEV_UP, &adapter->state); |
7eb9855d AKS |
1937 | |
1938 | return 0; | |
1939 | } | |
1940 | ||
68bf1c68 AKS |
1941 | /* Reset context in hardware only */ |
1942 | static int | |
1943 | qlcnic_reset_hw_context(struct qlcnic_adapter *adapter) | |
1944 | { | |
1945 | struct net_device *netdev = adapter->netdev; | |
1946 | ||
1947 | if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
1948 | return -EBUSY; | |
1949 | ||
1950 | netif_device_detach(netdev); | |
1951 | ||
1952 | qlcnic_down(adapter, netdev); | |
1953 | ||
1954 | qlcnic_up(adapter, netdev); | |
1955 | ||
1956 | netif_device_attach(netdev); | |
1957 | ||
1958 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
13159183 | 1959 | dev_err(&adapter->pdev->dev, "%s:\n", __func__); |
68bf1c68 AKS |
1960 | return 0; |
1961 | } | |
1962 | ||
af19b491 AKS |
1963 | int |
1964 | qlcnic_reset_context(struct qlcnic_adapter *adapter) | |
1965 | { | |
1966 | int err = 0; | |
1967 | struct net_device *netdev = adapter->netdev; | |
1968 | ||
1969 | if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
1970 | return -EBUSY; | |
1971 | ||
1972 | if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) { | |
1973 | ||
1974 | netif_device_detach(netdev); | |
1975 | ||
1976 | if (netif_running(netdev)) | |
1977 | __qlcnic_down(adapter, netdev); | |
1978 | ||
1979 | qlcnic_detach(adapter); | |
1980 | ||
1981 | if (netif_running(netdev)) { | |
1982 | err = qlcnic_attach(adapter); | |
1d5c88e3 | 1983 | if (!err) { |
34ce3626 | 1984 | __qlcnic_up(adapter, netdev); |
1d5c88e3 AC |
1985 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
1986 | } | |
af19b491 AKS |
1987 | } |
1988 | ||
1989 | netif_device_attach(netdev); | |
1990 | } | |
1991 | ||
af19b491 AKS |
1992 | clear_bit(__QLCNIC_RESETTING, &adapter->state); |
1993 | return err; | |
1994 | } | |
1995 | ||
52e493d0 JK |
1996 | void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *adapter) |
1997 | { | |
1998 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
1999 | u16 act_pci_fn = ahw->act_pci_func; | |
2000 | u16 count; | |
2001 | ||
2002 | ahw->max_mc_count = QLCNIC_MAX_MC_COUNT; | |
2003 | if (act_pci_fn <= 2) | |
2004 | count = (QLCNIC_MAX_UC_COUNT - QLCNIC_MAX_MC_COUNT) / | |
2005 | act_pci_fn; | |
2006 | else | |
2007 | count = (QLCNIC_LB_MAX_FILTERS - QLCNIC_MAX_MC_COUNT) / | |
2008 | act_pci_fn; | |
2009 | ahw->max_uc_count = count; | |
2010 | } | |
2011 | ||
f8468331 | 2012 | int |
5ad6ff9d SC |
2013 | qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev, |
2014 | int pci_using_dac) | |
af19b491 AKS |
2015 | { |
2016 | int err; | |
2017 | struct pci_dev *pdev = adapter->pdev; | |
2018 | ||
13159183 | 2019 | adapter->rx_csum = 1; |
79788450 | 2020 | adapter->ahw->mc_enabled = 0; |
52e493d0 | 2021 | qlcnic_set_mac_filter_count(adapter); |
af19b491 AKS |
2022 | |
2023 | netdev->netdev_ops = &qlcnic_netdev_ops; | |
13159183 | 2024 | netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ; |
af19b491 AKS |
2025 | |
2026 | qlcnic_change_mtu(netdev, netdev->mtu); | |
2027 | ||
d1a1105e RB |
2028 | if (qlcnic_sriov_vf_check(adapter)) |
2029 | SET_ETHTOOL_OPS(netdev, &qlcnic_sriov_vf_ethtool_ops); | |
2030 | else | |
2031 | SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_ops); | |
af19b491 | 2032 | |
7e38d04b | 2033 | netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | |
13159183 | 2034 | NETIF_F_IPV6_CSUM | NETIF_F_GRO | |
f646968f | 2035 | NETIF_F_HW_VLAN_CTAG_RX); |
13159183 SC |
2036 | netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM | |
2037 | NETIF_F_IPV6_CSUM); | |
ac8d0c4f | 2038 | |
13159183 SC |
2039 | if (QLCNIC_IS_TSO_CAPABLE(adapter)) { |
2040 | netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6); | |
2041 | netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6); | |
2042 | } | |
af19b491 | 2043 | |
13159183 SC |
2044 | if (pci_using_dac) { |
2045 | netdev->features |= NETIF_F_HIGHDMA; | |
2046 | netdev->vlan_features |= NETIF_F_HIGHDMA; | |
2047 | } | |
af19b491 | 2048 | |
13159183 | 2049 | if (qlcnic_vlan_tx_check(adapter)) |
f646968f | 2050 | netdev->features |= (NETIF_F_HW_VLAN_CTAG_TX); |
135d84a9 | 2051 | |
91b7282b RB |
2052 | if (qlcnic_sriov_vf_check(adapter)) |
2053 | netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER; | |
2054 | ||
13159183 SC |
2055 | if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO) |
2056 | netdev->features |= NETIF_F_LRO; | |
135d84a9 | 2057 | |
7e38d04b | 2058 | netdev->hw_features = netdev->features; |
52e493d0 | 2059 | netdev->priv_flags |= IFF_UNICAST_FLT; |
af19b491 AKS |
2060 | netdev->irq = adapter->msix_entries[0].vector; |
2061 | ||
aa4a1f7d HM |
2062 | err = qlcnic_set_real_num_queues(adapter, netdev); |
2063 | if (err) | |
2064 | return err; | |
012ec812 | 2065 | |
af19b491 AKS |
2066 | err = register_netdev(netdev); |
2067 | if (err) { | |
2068 | dev_err(&pdev->dev, "failed to register net device\n"); | |
2069 | return err; | |
2070 | } | |
2071 | ||
48365e48 SC |
2072 | qlcnic_dcb_init_dcbnl_ops(adapter); |
2073 | ||
af19b491 AKS |
2074 | return 0; |
2075 | } | |
2076 | ||
5ad6ff9d | 2077 | static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac) |
1bb09fb9 AKS |
2078 | { |
2079 | if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && | |
2080 | !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64))) | |
2081 | *pci_using_dac = 1; | |
2082 | else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) && | |
2083 | !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) | |
2084 | *pci_using_dac = 0; | |
2085 | else { | |
2086 | dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n"); | |
2087 | return -EIO; | |
2088 | } | |
2089 | ||
2090 | return 0; | |
2091 | } | |
2092 | ||
4be41e92 SC |
2093 | void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter) |
2094 | { | |
2095 | int ring; | |
2096 | struct qlcnic_host_tx_ring *tx_ring; | |
2097 | ||
2098 | for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { | |
2099 | tx_ring = &adapter->tx_ring[ring]; | |
2100 | if (tx_ring && tx_ring->cmd_buf_arr != NULL) { | |
2101 | vfree(tx_ring->cmd_buf_arr); | |
2102 | tx_ring->cmd_buf_arr = NULL; | |
2103 | } | |
2104 | } | |
2105 | if (adapter->tx_ring != NULL) | |
2106 | kfree(adapter->tx_ring); | |
2107 | } | |
2108 | ||
2109 | int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter, | |
2110 | struct net_device *netdev) | |
2111 | { | |
b2adaca9 | 2112 | int ring, vector, index; |
4be41e92 SC |
2113 | struct qlcnic_host_tx_ring *tx_ring; |
2114 | struct qlcnic_cmd_buffer *cmd_buf_arr; | |
2115 | ||
b2adaca9 JP |
2116 | tx_ring = kcalloc(adapter->max_drv_tx_rings, |
2117 | sizeof(struct qlcnic_host_tx_ring), GFP_KERNEL); | |
2118 | if (tx_ring == NULL) | |
4be41e92 | 2119 | return -ENOMEM; |
b2adaca9 | 2120 | |
4be41e92 SC |
2121 | adapter->tx_ring = tx_ring; |
2122 | ||
2123 | for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { | |
2124 | tx_ring = &adapter->tx_ring[ring]; | |
2125 | tx_ring->num_desc = adapter->num_txd; | |
2126 | tx_ring->txq = netdev_get_tx_queue(netdev, ring); | |
2127 | cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring)); | |
2128 | if (cmd_buf_arr == NULL) { | |
4be41e92 SC |
2129 | qlcnic_free_tx_rings(adapter); |
2130 | return -ENOMEM; | |
2131 | } | |
2132 | memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(tx_ring)); | |
2133 | tx_ring->cmd_buf_arr = cmd_buf_arr; | |
2134 | } | |
2135 | ||
012ec812 HM |
2136 | if (qlcnic_83xx_check(adapter) || |
2137 | (qlcnic_82xx_check(adapter) && qlcnic_check_multi_tx(adapter))) { | |
4be41e92 SC |
2138 | for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { |
2139 | tx_ring = &adapter->tx_ring[ring]; | |
2140 | tx_ring->adapter = adapter; | |
2141 | if (adapter->flags & QLCNIC_MSIX_ENABLED) { | |
2142 | index = adapter->max_sds_rings + ring; | |
2143 | vector = adapter->msix_entries[index].vector; | |
2144 | tx_ring->irq = vector; | |
2145 | } | |
2146 | } | |
2147 | } | |
012ec812 | 2148 | |
4be41e92 SC |
2149 | return 0; |
2150 | } | |
2151 | ||
8af3f33d PP |
2152 | void qlcnic_set_drv_version(struct qlcnic_adapter *adapter) |
2153 | { | |
2154 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
2155 | u32 fw_cmd = 0; | |
2156 | ||
2157 | if (qlcnic_82xx_check(adapter)) | |
2158 | fw_cmd = QLCNIC_CMD_82XX_SET_DRV_VER; | |
2159 | else if (qlcnic_83xx_check(adapter)) | |
2160 | fw_cmd = QLCNIC_CMD_83XX_SET_DRV_VER; | |
2161 | ||
2162 | if ((ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) && | |
2163 | (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_SET_DRV_VER)) | |
2164 | qlcnic_fw_cmd_set_drv_version(adapter, fw_cmd); | |
2165 | } | |
2166 | ||
14d385b9 SC |
2167 | static int qlcnic_register_dcb(struct qlcnic_adapter *adapter) |
2168 | { | |
2169 | return __qlcnic_register_dcb(adapter); | |
2170 | } | |
2171 | ||
2172 | void qlcnic_clear_dcb_ops(struct qlcnic_adapter *adapter) | |
2173 | { | |
2174 | kfree(adapter->dcb); | |
2175 | adapter->dcb = NULL; | |
2176 | } | |
2177 | ||
6bb58bb0 | 2178 | static int |
af19b491 AKS |
2179 | qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) |
2180 | { | |
2181 | struct net_device *netdev = NULL; | |
2182 | struct qlcnic_adapter *adapter = NULL; | |
7e2cf4fe | 2183 | struct qlcnic_hardware_context *ahw; |
5ad6ff9d | 2184 | int err, pci_using_dac = -1; |
7bc48646 | 2185 | char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */ |
af19b491 | 2186 | |
f8468331 RB |
2187 | if (pdev->is_virtfn) |
2188 | return -ENODEV; | |
2189 | ||
af19b491 AKS |
2190 | err = pci_enable_device(pdev); |
2191 | if (err) | |
2192 | return err; | |
2193 | ||
2194 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
2195 | err = -ENODEV; | |
2196 | goto err_out_disable_pdev; | |
2197 | } | |
2198 | ||
1bb09fb9 AKS |
2199 | err = qlcnic_set_dma_mask(pdev, &pci_using_dac); |
2200 | if (err) | |
2201 | goto err_out_disable_pdev; | |
2202 | ||
af19b491 AKS |
2203 | err = pci_request_regions(pdev, qlcnic_driver_name); |
2204 | if (err) | |
2205 | goto err_out_disable_pdev; | |
2206 | ||
2207 | pci_set_master(pdev); | |
451724c8 | 2208 | pci_enable_pcie_error_reporting(pdev); |
af19b491 | 2209 | |
7e2cf4fe | 2210 | ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL); |
02135582 SC |
2211 | if (!ahw) { |
2212 | err = -ENOMEM; | |
7e2cf4fe | 2213 | goto err_out_free_res; |
02135582 | 2214 | } |
7e2cf4fe | 2215 | |
f8468331 RB |
2216 | switch (ent->device) { |
2217 | case PCI_DEVICE_ID_QLOGIC_QLE824X: | |
7e2cf4fe | 2218 | ahw->hw_ops = &qlcnic_hw_ops; |
f8468331 RB |
2219 | ahw->reg_tbl = (u32 *) qlcnic_reg_tbl; |
2220 | break; | |
2221 | case PCI_DEVICE_ID_QLOGIC_QLE834X: | |
15ca140f | 2222 | case PCI_DEVICE_ID_QLOGIC_QLE844X: |
13159183 | 2223 | qlcnic_83xx_register_map(ahw); |
f8468331 RB |
2224 | break; |
2225 | case PCI_DEVICE_ID_QLOGIC_VF_QLE834X: | |
15ca140f | 2226 | case PCI_DEVICE_ID_QLOGIC_VF_QLE844X: |
f8468331 RB |
2227 | qlcnic_sriov_vf_register_map(ahw); |
2228 | break; | |
2229 | default: | |
13159183 | 2230 | goto err_out_free_hw_res; |
7e2cf4fe SC |
2231 | } |
2232 | ||
2233 | err = qlcnic_setup_pci_map(pdev, ahw); | |
2234 | if (err) | |
2235 | goto err_out_free_hw_res; | |
2236 | ||
012ec812 HM |
2237 | netdev = alloc_etherdev_mq(sizeof(struct qlcnic_adapter), |
2238 | QLCNIC_MAX_TX_RINGS); | |
af19b491 | 2239 | if (!netdev) { |
af19b491 | 2240 | err = -ENOMEM; |
7e2cf4fe | 2241 | goto err_out_iounmap; |
af19b491 AKS |
2242 | } |
2243 | ||
2244 | SET_NETDEV_DEV(netdev, &pdev->dev); | |
2245 | ||
2246 | adapter = netdev_priv(netdev); | |
2247 | adapter->netdev = netdev; | |
2248 | adapter->pdev = pdev; | |
13159183 SC |
2249 | adapter->ahw = ahw; |
2250 | ||
2251 | adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic"); | |
2252 | if (adapter->qlcnic_wq == NULL) { | |
02135582 | 2253 | err = -ENOMEM; |
13159183 SC |
2254 | dev_err(&pdev->dev, "Failed to create workqueue\n"); |
2255 | goto err_out_free_netdev; | |
2256 | } | |
af19b491 | 2257 | |
2dfc9671 PST |
2258 | err = qlcnic_alloc_adapter_resources(adapter); |
2259 | if (err) | |
2b1f18a4 | 2260 | goto err_out_free_wq; |
b1fc6d3c AC |
2261 | |
2262 | adapter->dev_rst_time = jiffies; | |
7e2cf4fe | 2263 | adapter->ahw->revision_id = pdev->revision; |
fe1adc6b JK |
2264 | if (qlcnic_mac_learn == FDB_MAC_LEARN) |
2265 | adapter->fdb_mac_learn = true; | |
2266 | else if (qlcnic_mac_learn == DRV_MAC_LEARN) | |
2267 | adapter->drv_mac_learn = true; | |
af19b491 | 2268 | |
b1fc6d3c AC |
2269 | rwlock_init(&adapter->ahw->crb_lock); |
2270 | mutex_init(&adapter->ahw->mem_lock); | |
af19b491 | 2271 | |
af19b491 AKS |
2272 | INIT_LIST_HEAD(&adapter->mac_list); |
2273 | ||
14d385b9 SC |
2274 | qlcnic_register_dcb(adapter); |
2275 | ||
7e2cf4fe | 2276 | if (qlcnic_82xx_check(adapter)) { |
13159183 | 2277 | qlcnic_check_vf(adapter, ent); |
7e2cf4fe SC |
2278 | adapter->portnum = adapter->ahw->pci_func; |
2279 | err = qlcnic_start_firmware(adapter); | |
2280 | if (err) { | |
66451615 SC |
2281 | dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n" |
2282 | "\t\tIf reboot doesn't help, try flashing the card\n"); | |
2283 | goto err_out_maintenance_mode; | |
7e2cf4fe | 2284 | } |
af19b491 | 2285 | |
012ec812 HM |
2286 | qlcnic_get_multiq_capability(adapter); |
2287 | ||
2288 | if ((adapter->ahw->act_pci_func > 2) && | |
2289 | qlcnic_check_multi_tx(adapter)) { | |
2290 | adapter->max_drv_tx_rings = QLCNIC_DEF_NUM_TX_RINGS; | |
2291 | dev_info(&adapter->pdev->dev, | |
2292 | "vNIC mode enabled, Set max TX rings = %d\n", | |
2293 | adapter->max_drv_tx_rings); | |
2294 | } | |
2295 | ||
2296 | if (!qlcnic_check_multi_tx(adapter)) { | |
2297 | clear_bit(__QLCNIC_MULTI_TX_UNIQUE, &adapter->state); | |
2298 | adapter->max_drv_tx_rings = 1; | |
2299 | } | |
7e2cf4fe SC |
2300 | err = qlcnic_setup_idc_param(adapter); |
2301 | if (err) | |
2302 | goto err_out_free_hw; | |
b0044bcf | 2303 | |
7e2cf4fe | 2304 | adapter->flags |= QLCNIC_NEED_FLR; |
14d385b9 SC |
2305 | |
2306 | if (adapter->dcb && qlcnic_dcb_attach(adapter)) | |
2307 | qlcnic_clear_dcb_ops(adapter); | |
2308 | ||
13159183 | 2309 | } else if (qlcnic_83xx_check(adapter)) { |
012ec812 | 2310 | adapter->max_drv_tx_rings = 1; |
13159183 SC |
2311 | qlcnic_83xx_check_vf(adapter, ent); |
2312 | adapter->portnum = adapter->ahw->pci_func; | |
f8468331 | 2313 | err = qlcnic_83xx_init(adapter, pci_using_dac); |
629263ac SC |
2314 | if (err) { |
2315 | dev_err(&pdev->dev, "%s: failed\n", __func__); | |
2316 | goto err_out_free_hw; | |
2317 | } | |
f8468331 RB |
2318 | if (qlcnic_sriov_vf_check(adapter)) |
2319 | return 0; | |
13159183 SC |
2320 | } else { |
2321 | dev_err(&pdev->dev, | |
2322 | "%s: failed. Please Reboot\n", __func__); | |
2323 | goto err_out_free_hw; | |
a7fc948f | 2324 | } |
af19b491 | 2325 | |
da48e6c3 RB |
2326 | if (qlcnic_read_mac_addr(adapter)) |
2327 | dev_warn(&pdev->dev, "failed to read mac addr\n"); | |
2328 | ||
07a251c8 SS |
2329 | qlcnic_read_phys_port_id(adapter); |
2330 | ||
da48e6c3 | 2331 | if (adapter->portnum == 0) { |
22999798 | 2332 | qlcnic_get_board_name(adapter, board_name); |
13159183 | 2333 | |
da48e6c3 | 2334 | pr_info("%s: %s Board Chip rev 0x%x\n", |
22999798 SC |
2335 | module_name(THIS_MODULE), |
2336 | board_name, adapter->ahw->revision_id); | |
da48e6c3 | 2337 | } |
460374f7 HM |
2338 | |
2339 | if (qlcnic_83xx_check(adapter) && !qlcnic_use_msi_x && | |
2340 | !!qlcnic_use_msi) | |
2341 | dev_warn(&pdev->dev, | |
01b91f4c | 2342 | "Device does not support MSI interrupts\n"); |
460374f7 | 2343 | |
068a8d19 | 2344 | if (qlcnic_82xx_check(adapter)) { |
aa4a1f7d | 2345 | err = qlcnic_setup_intr(adapter, 0, 0); |
068a8d19 MC |
2346 | if (err) { |
2347 | dev_err(&pdev->dev, "Failed to setup interrupt\n"); | |
13159183 | 2348 | goto err_out_disable_msi; |
068a8d19 | 2349 | } |
13159183 | 2350 | } |
af19b491 | 2351 | |
02135582 SC |
2352 | err = qlcnic_get_act_pci_func(adapter); |
2353 | if (err) | |
2354 | goto err_out_disable_mbx_intr; | |
2355 | ||
1bb09fb9 | 2356 | err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac); |
af19b491 | 2357 | if (err) |
7e2cf4fe | 2358 | goto err_out_disable_mbx_intr; |
af19b491 | 2359 | |
24866d15 HM |
2360 | if (adapter->portnum == 0) |
2361 | qlcnic_set_drv_version(adapter); | |
c84e340a | 2362 | |
af19b491 AKS |
2363 | pci_set_drvdata(pdev, adapter); |
2364 | ||
97ee45eb SC |
2365 | if (qlcnic_82xx_check(adapter)) |
2366 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, | |
2367 | FW_POLL_DELAY); | |
af19b491 | 2368 | |
b1fc6d3c | 2369 | switch (adapter->ahw->port_type) { |
af19b491 AKS |
2370 | case QLCNIC_GBE: |
2371 | dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n", | |
2372 | adapter->netdev->name); | |
2373 | break; | |
2374 | case QLCNIC_XGBE: | |
2375 | dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n", | |
2376 | adapter->netdev->name); | |
2377 | break; | |
2378 | } | |
2379 | ||
fe1adc6b | 2380 | if (adapter->drv_mac_learn) |
e5dcf6dc SC |
2381 | qlcnic_alloc_lb_filters_mem(adapter); |
2382 | ||
7e2cf4fe | 2383 | qlcnic_add_sysfs(adapter); |
af19b491 AKS |
2384 | |
2385 | return 0; | |
2386 | ||
7e2cf4fe | 2387 | err_out_disable_mbx_intr: |
7dd90cf1 | 2388 | if (qlcnic_83xx_check(adapter)) |
13159183 | 2389 | qlcnic_83xx_free_mbx_intr(adapter); |
7e2cf4fe | 2390 | |
af19b491 AKS |
2391 | err_out_disable_msi: |
2392 | qlcnic_teardown_intr(adapter); | |
7e2cf4fe | 2393 | qlcnic_cancel_idc_work(adapter); |
21854f02 | 2394 | qlcnic_clr_all_drv_state(adapter, 0); |
af19b491 | 2395 | |
b1fc6d3c AC |
2396 | err_out_free_hw: |
2397 | qlcnic_free_adapter_resources(adapter); | |
2398 | ||
2b1f18a4 WY |
2399 | err_out_free_wq: |
2400 | destroy_workqueue(adapter->qlcnic_wq); | |
2401 | ||
af19b491 AKS |
2402 | err_out_free_netdev: |
2403 | free_netdev(netdev); | |
2404 | ||
7e2cf4fe | 2405 | err_out_iounmap: |
f1a094a8 | 2406 | qlcnic_cleanup_pci_map(ahw); |
7e2cf4fe SC |
2407 | |
2408 | err_out_free_hw_res: | |
2409 | kfree(ahw); | |
2410 | ||
af19b491 AKS |
2411 | err_out_free_res: |
2412 | pci_release_regions(pdev); | |
2413 | ||
2414 | err_out_disable_pdev: | |
2415 | pci_set_drvdata(pdev, NULL); | |
2416 | pci_disable_device(pdev); | |
2417 | return err; | |
66451615 SC |
2418 | |
2419 | err_out_maintenance_mode: | |
2420 | netdev->netdev_ops = &qlcnic_netdev_failed_ops; | |
2421 | SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_failed_ops); | |
2422 | err = register_netdev(netdev); | |
2423 | ||
2424 | if (err) { | |
2425 | dev_err(&pdev->dev, "Failed to register net device\n"); | |
2426 | qlcnic_clr_all_drv_state(adapter, 0); | |
2427 | goto err_out_free_hw; | |
2428 | } | |
2429 | ||
2430 | pci_set_drvdata(pdev, adapter); | |
2431 | qlcnic_add_sysfs(adapter); | |
2432 | ||
2433 | return 0; | |
af19b491 AKS |
2434 | } |
2435 | ||
6bb58bb0 | 2436 | static void qlcnic_remove(struct pci_dev *pdev) |
af19b491 AKS |
2437 | { |
2438 | struct qlcnic_adapter *adapter; | |
2439 | struct net_device *netdev; | |
13159183 | 2440 | struct qlcnic_hardware_context *ahw; |
af19b491 AKS |
2441 | |
2442 | adapter = pci_get_drvdata(pdev); | |
2443 | if (adapter == NULL) | |
2444 | return; | |
2445 | ||
2446 | netdev = adapter->netdev; | |
02feda17 | 2447 | qlcnic_sriov_pf_disable(adapter); |
af19b491 | 2448 | |
13159183 SC |
2449 | qlcnic_cancel_idc_work(adapter); |
2450 | ahw = adapter->ahw; | |
af19b491 | 2451 | |
14d385b9 SC |
2452 | qlcnic_dcb_free(adapter); |
2453 | ||
af19b491 | 2454 | unregister_netdev(netdev); |
02feda17 | 2455 | qlcnic_sriov_cleanup(adapter); |
af19b491 | 2456 | |
13159183 | 2457 | if (qlcnic_83xx_check(adapter)) { |
3d73b5fd JK |
2458 | qlcnic_83xx_register_nic_idc_func(adapter, 0); |
2459 | cancel_delayed_work_sync(&adapter->idc_aen_work); | |
068a8d19 MC |
2460 | qlcnic_83xx_free_mbx_intr(adapter); |
2461 | qlcnic_83xx_detach_mailbox_work(adapter); | |
2462 | qlcnic_83xx_free_mailbox(ahw->mailbox); | |
7000078a | 2463 | kfree(ahw->fw_info); |
13159183 SC |
2464 | } |
2465 | ||
af19b491 AKS |
2466 | qlcnic_detach(adapter); |
2467 | ||
2e9d722d AC |
2468 | if (adapter->npars != NULL) |
2469 | kfree(adapter->npars); | |
2470 | if (adapter->eswitch != NULL) | |
2471 | kfree(adapter->eswitch); | |
2472 | ||
97ee45eb SC |
2473 | if (qlcnic_82xx_check(adapter)) |
2474 | qlcnic_clr_all_drv_state(adapter, 0); | |
af19b491 AKS |
2475 | |
2476 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
2477 | ||
b5e5492c AKS |
2478 | qlcnic_free_lb_filters_mem(adapter); |
2479 | ||
af19b491 AKS |
2480 | qlcnic_teardown_intr(adapter); |
2481 | ||
13159183 | 2482 | qlcnic_remove_sysfs(adapter); |
af19b491 | 2483 | |
f1a094a8 | 2484 | qlcnic_cleanup_pci_map(adapter->ahw); |
af19b491 AKS |
2485 | |
2486 | qlcnic_release_firmware(adapter); | |
2487 | ||
451724c8 | 2488 | pci_disable_pcie_error_reporting(pdev); |
af19b491 AKS |
2489 | pci_release_regions(pdev); |
2490 | pci_disable_device(pdev); | |
2491 | pci_set_drvdata(pdev, NULL); | |
2492 | ||
13159183 SC |
2493 | if (adapter->qlcnic_wq) { |
2494 | destroy_workqueue(adapter->qlcnic_wq); | |
2495 | adapter->qlcnic_wq = NULL; | |
2496 | } | |
14d385b9 | 2497 | |
b1fc6d3c | 2498 | qlcnic_free_adapter_resources(adapter); |
13159183 | 2499 | kfree(ahw); |
af19b491 AKS |
2500 | free_netdev(netdev); |
2501 | } | |
af19b491 AKS |
2502 | |
2503 | static void qlcnic_shutdown(struct pci_dev *pdev) | |
2504 | { | |
2505 | if (__qlcnic_shutdown(pdev)) | |
2506 | return; | |
2507 | ||
2508 | pci_disable_device(pdev); | |
2509 | } | |
2510 | ||
2511 | #ifdef CONFIG_PM | |
486a5bc7 | 2512 | static int qlcnic_suspend(struct pci_dev *pdev, pm_message_t state) |
af19b491 AKS |
2513 | { |
2514 | int retval; | |
2515 | ||
2516 | retval = __qlcnic_shutdown(pdev); | |
2517 | if (retval) | |
2518 | return retval; | |
2519 | ||
2520 | pci_set_power_state(pdev, pci_choose_state(pdev, state)); | |
2521 | return 0; | |
2522 | } | |
2523 | ||
486a5bc7 | 2524 | static int qlcnic_resume(struct pci_dev *pdev) |
af19b491 AKS |
2525 | { |
2526 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
af19b491 AKS |
2527 | int err; |
2528 | ||
2529 | err = pci_enable_device(pdev); | |
2530 | if (err) | |
2531 | return err; | |
2532 | ||
2533 | pci_set_power_state(pdev, PCI_D0); | |
2534 | pci_set_master(pdev); | |
2535 | pci_restore_state(pdev); | |
2536 | ||
486a5bc7 | 2537 | return __qlcnic_resume(adapter); |
af19b491 AKS |
2538 | } |
2539 | #endif | |
2540 | ||
2541 | static int qlcnic_open(struct net_device *netdev) | |
2542 | { | |
2543 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
66451615 | 2544 | u32 state; |
af19b491 AKS |
2545 | int err; |
2546 | ||
66451615 SC |
2547 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
2548 | if (state == QLCNIC_DEV_FAILED || state == QLCNIC_DEV_BADBAD) { | |
2549 | netdev_err(netdev, "%s: Device is in FAILED state\n", __func__); | |
2550 | ||
2551 | return -EIO; | |
2552 | } | |
2553 | ||
c55ad8e5 AKS |
2554 | netif_carrier_off(netdev); |
2555 | ||
af19b491 AKS |
2556 | err = qlcnic_attach(adapter); |
2557 | if (err) | |
2558 | return err; | |
2559 | ||
2560 | err = __qlcnic_up(adapter, netdev); | |
2561 | if (err) | |
2562 | goto err_out; | |
2563 | ||
012ec812 | 2564 | netif_tx_start_all_queues(netdev); |
af19b491 AKS |
2565 | |
2566 | return 0; | |
2567 | ||
2568 | err_out: | |
2569 | qlcnic_detach(adapter); | |
2570 | return err; | |
2571 | } | |
2572 | ||
2573 | /* | |
2574 | * qlcnic_close - Disables a network interface entry point | |
2575 | */ | |
2576 | static int qlcnic_close(struct net_device *netdev) | |
2577 | { | |
2578 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2579 | ||
2580 | __qlcnic_down(adapter, netdev); | |
13159183 | 2581 | |
af19b491 AKS |
2582 | return 0; |
2583 | } | |
2584 | ||
e5dcf6dc | 2585 | void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter) |
b5e5492c AKS |
2586 | { |
2587 | void *head; | |
2588 | int i; | |
13159183 SC |
2589 | struct net_device *netdev = adapter->netdev; |
2590 | u32 filter_size = 0; | |
2591 | u16 act_pci_func = 0; | |
b5e5492c | 2592 | |
e5dcf6dc | 2593 | if (adapter->fhash.fmax && adapter->fhash.fhead) |
b5e5492c AKS |
2594 | return; |
2595 | ||
13159183 | 2596 | act_pci_func = adapter->ahw->act_pci_func; |
b5e5492c | 2597 | spin_lock_init(&adapter->mac_learn_lock); |
53643a75 | 2598 | spin_lock_init(&adapter->rx_mac_learn_lock); |
b5e5492c | 2599 | |
13159183 SC |
2600 | if (qlcnic_82xx_check(adapter)) { |
2601 | filter_size = QLCNIC_LB_MAX_FILTERS; | |
2602 | adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE; | |
2603 | } else { | |
2604 | filter_size = QLC_83XX_LB_MAX_FILTERS; | |
2605 | adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE; | |
2606 | } | |
2607 | ||
2608 | head = kcalloc(adapter->fhash.fbucket_size, | |
1d9219dd | 2609 | sizeof(struct hlist_head), GFP_ATOMIC); |
13159183 | 2610 | |
b5e5492c AKS |
2611 | if (!head) |
2612 | return; | |
2613 | ||
13159183 | 2614 | adapter->fhash.fmax = (filter_size / act_pci_func); |
43d620c8 | 2615 | adapter->fhash.fhead = head; |
b5e5492c | 2616 | |
13159183 SC |
2617 | netdev_info(netdev, "active nic func = %d, mac filter size=%d\n", |
2618 | act_pci_func, adapter->fhash.fmax); | |
2619 | ||
2620 | for (i = 0; i < adapter->fhash.fbucket_size; i++) | |
b5e5492c | 2621 | INIT_HLIST_HEAD(&adapter->fhash.fhead[i]); |
53643a75 SS |
2622 | |
2623 | adapter->rx_fhash.fbucket_size = adapter->fhash.fbucket_size; | |
2624 | ||
2625 | head = kcalloc(adapter->rx_fhash.fbucket_size, | |
2626 | sizeof(struct hlist_head), GFP_ATOMIC); | |
2627 | ||
2628 | if (!head) | |
2629 | return; | |
2630 | ||
2631 | adapter->rx_fhash.fmax = (filter_size / act_pci_func); | |
2632 | adapter->rx_fhash.fhead = head; | |
2633 | ||
2634 | for (i = 0; i < adapter->rx_fhash.fbucket_size; i++) | |
2635 | INIT_HLIST_HEAD(&adapter->rx_fhash.fhead[i]); | |
b5e5492c AKS |
2636 | } |
2637 | ||
2638 | static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter) | |
2639 | { | |
2640 | if (adapter->fhash.fmax && adapter->fhash.fhead) | |
2641 | kfree(adapter->fhash.fhead); | |
2642 | ||
2643 | adapter->fhash.fhead = NULL; | |
2644 | adapter->fhash.fmax = 0; | |
53643a75 SS |
2645 | |
2646 | if (adapter->rx_fhash.fmax && adapter->rx_fhash.fhead) | |
2647 | kfree(adapter->rx_fhash.fhead); | |
2648 | ||
2649 | adapter->rx_fhash.fmax = 0; | |
2650 | adapter->rx_fhash.fhead = NULL; | |
b5e5492c AKS |
2651 | } |
2652 | ||
629263ac | 2653 | int qlcnic_check_temp(struct qlcnic_adapter *adapter) |
af19b491 AKS |
2654 | { |
2655 | struct net_device *netdev = adapter->netdev; | |
97ee45eb | 2656 | u32 temp_state, temp_val, temp = 0; |
af19b491 AKS |
2657 | int rv = 0; |
2658 | ||
13159183 SC |
2659 | if (qlcnic_83xx_check(adapter)) |
2660 | temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP); | |
2661 | ||
97ee45eb | 2662 | if (qlcnic_82xx_check(adapter)) |
a15ebd37 | 2663 | temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP); |
af19b491 AKS |
2664 | |
2665 | temp_state = qlcnic_get_temp_state(temp); | |
2666 | temp_val = qlcnic_get_temp_val(temp); | |
2667 | ||
2668 | if (temp_state == QLCNIC_TEMP_PANIC) { | |
2669 | dev_err(&netdev->dev, | |
2670 | "Device temperature %d degrees C exceeds" | |
2671 | " maximum allowed. Hardware has been shut down.\n", | |
2672 | temp_val); | |
2673 | rv = 1; | |
2674 | } else if (temp_state == QLCNIC_TEMP_WARN) { | |
79788450 | 2675 | if (adapter->ahw->temp == QLCNIC_TEMP_NORMAL) { |
af19b491 AKS |
2676 | dev_err(&netdev->dev, |
2677 | "Device temperature %d degrees C " | |
2678 | "exceeds operating range." | |
2679 | " Immediate action needed.\n", | |
2680 | temp_val); | |
2681 | } | |
2682 | } else { | |
79788450 | 2683 | if (adapter->ahw->temp == QLCNIC_TEMP_WARN) { |
af19b491 AKS |
2684 | dev_info(&netdev->dev, |
2685 | "Device temperature is now %d degrees C" | |
2686 | " in normal range.\n", temp_val); | |
2687 | } | |
2688 | } | |
79788450 | 2689 | adapter->ahw->temp = temp_state; |
af19b491 AKS |
2690 | return rv; |
2691 | } | |
2692 | ||
af19b491 AKS |
2693 | static void qlcnic_tx_timeout(struct net_device *netdev) |
2694 | { | |
2695 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
012ec812 HM |
2696 | struct qlcnic_host_tx_ring *tx_ring; |
2697 | int ring; | |
af19b491 AKS |
2698 | |
2699 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) | |
2700 | return; | |
2701 | ||
536faa61 SC |
2702 | if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS) { |
2703 | netdev_info(netdev, "Tx timeout, reset the adapter.\n"); | |
2704 | if (qlcnic_82xx_check(adapter)) | |
2705 | adapter->need_fw_reset = 1; | |
2706 | else if (qlcnic_83xx_check(adapter)) | |
2707 | qlcnic_83xx_idc_request_reset(adapter, | |
2708 | QLCNIC_FORCE_FW_DUMP_KEY); | |
2709 | } else { | |
2710 | netdev_info(netdev, "Tx timeout, reset adapter context.\n"); | |
012ec812 HM |
2711 | if (qlcnic_82xx_check(adapter)) { |
2712 | for (ring = 0; ring < adapter->max_drv_tx_rings; | |
2713 | ring++) { | |
2714 | tx_ring = &adapter->tx_ring[ring]; | |
2715 | dev_info(&netdev->dev, "ring=%d\n", ring); | |
2716 | dev_info(&netdev->dev, "crb_intr_mask=%d\n", | |
2717 | readl(tx_ring->crb_intr_mask)); | |
2718 | dev_info(&netdev->dev, "producer=%d\n", | |
2719 | readl(tx_ring->crb_cmd_producer)); | |
2720 | dev_info(&netdev->dev, "sw_consumer = %d\n", | |
2721 | tx_ring->sw_consumer); | |
2722 | dev_info(&netdev->dev, "hw_consumer = %d\n", | |
2723 | le32_to_cpu(*(tx_ring->hw_consumer))); | |
2724 | dev_info(&netdev->dev, "xmit-on=%llu\n", | |
2725 | tx_ring->xmit_on); | |
2726 | dev_info(&netdev->dev, "xmit-off=%llu\n", | |
2727 | tx_ring->xmit_off); | |
2728 | } | |
2729 | } | |
79788450 | 2730 | adapter->ahw->reset_context = 1; |
536faa61 | 2731 | } |
af19b491 AKS |
2732 | } |
2733 | ||
2734 | static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev) | |
2735 | { | |
2736 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2737 | struct net_device_stats *stats = &netdev->stats; | |
2738 | ||
af19b491 AKS |
2739 | stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts; |
2740 | stats->tx_packets = adapter->stats.xmitfinished; | |
7e382594 | 2741 | stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes; |
af19b491 AKS |
2742 | stats->tx_bytes = adapter->stats.txbytes; |
2743 | stats->rx_dropped = adapter->stats.rxdropped; | |
2744 | stats->tx_dropped = adapter->stats.txdropped; | |
2745 | ||
2746 | return stats; | |
2747 | } | |
2748 | ||
7e2cf4fe | 2749 | irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter) |
af19b491 | 2750 | { |
af19b491 AKS |
2751 | u32 status; |
2752 | ||
2753 | status = readl(adapter->isr_int_vec); | |
2754 | ||
79788450 | 2755 | if (!(status & adapter->ahw->int_vec_bit)) |
af19b491 AKS |
2756 | return IRQ_NONE; |
2757 | ||
2758 | /* check interrupt state machine, to be sure */ | |
2759 | status = readl(adapter->crb_int_state_reg); | |
2760 | if (!ISR_LEGACY_INT_TRIGGERED(status)) | |
2761 | return IRQ_NONE; | |
2762 | ||
2763 | writel(0xffffffff, adapter->tgt_status_reg); | |
2764 | /* read twice to ensure write is flushed */ | |
2765 | readl(adapter->isr_int_vec); | |
2766 | readl(adapter->isr_int_vec); | |
2767 | ||
7eb9855d AKS |
2768 | return IRQ_HANDLED; |
2769 | } | |
2770 | ||
2771 | static irqreturn_t qlcnic_tmp_intr(int irq, void *data) | |
2772 | { | |
2773 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2774 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
2775 | ||
2776 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
2777 | goto done; | |
2778 | else if (adapter->flags & QLCNIC_MSI_ENABLED) { | |
2779 | writel(0xffffffff, adapter->tgt_status_reg); | |
2780 | goto done; | |
2781 | } | |
2782 | ||
2783 | if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) | |
2784 | return IRQ_NONE; | |
2785 | ||
2786 | done: | |
79788450 | 2787 | adapter->ahw->diag_cnt++; |
7eb9855d AKS |
2788 | qlcnic_enable_int(sds_ring); |
2789 | return IRQ_HANDLED; | |
2790 | } | |
2791 | ||
2792 | static irqreturn_t qlcnic_intr(int irq, void *data) | |
2793 | { | |
2794 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2795 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
2796 | ||
2797 | if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) | |
2798 | return IRQ_NONE; | |
2799 | ||
af19b491 AKS |
2800 | napi_schedule(&sds_ring->napi); |
2801 | ||
2802 | return IRQ_HANDLED; | |
2803 | } | |
2804 | ||
2805 | static irqreturn_t qlcnic_msi_intr(int irq, void *data) | |
2806 | { | |
2807 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2808 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
2809 | ||
2810 | /* clear interrupt */ | |
2811 | writel(0xffffffff, adapter->tgt_status_reg); | |
2812 | ||
2813 | napi_schedule(&sds_ring->napi); | |
2814 | return IRQ_HANDLED; | |
2815 | } | |
2816 | ||
2817 | static irqreturn_t qlcnic_msix_intr(int irq, void *data) | |
2818 | { | |
2819 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2820 | ||
2821 | napi_schedule(&sds_ring->napi); | |
2822 | return IRQ_HANDLED; | |
2823 | } | |
2824 | ||
13159183 SC |
2825 | static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data) |
2826 | { | |
2827 | struct qlcnic_host_tx_ring *tx_ring = data; | |
2828 | ||
2829 | napi_schedule(&tx_ring->napi); | |
2830 | return IRQ_HANDLED; | |
2831 | } | |
2832 | ||
af19b491 AKS |
2833 | #ifdef CONFIG_NET_POLL_CONTROLLER |
2834 | static void qlcnic_poll_controller(struct net_device *netdev) | |
2835 | { | |
bf82791e YL |
2836 | int ring; |
2837 | struct qlcnic_host_sds_ring *sds_ring; | |
af19b491 | 2838 | struct qlcnic_adapter *adapter = netdev_priv(netdev); |
b1fc6d3c | 2839 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
bf82791e | 2840 | |
af19b491 | 2841 | disable_irq(adapter->irq); |
bf82791e YL |
2842 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
2843 | sds_ring = &recv_ctx->sds_rings[ring]; | |
2844 | qlcnic_intr(adapter->irq, sds_ring); | |
2845 | } | |
af19b491 AKS |
2846 | enable_irq(adapter->irq); |
2847 | } | |
2848 | #endif | |
2849 | ||
6df900e9 SC |
2850 | static void |
2851 | qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding) | |
2852 | { | |
2853 | u32 val; | |
2854 | ||
2855 | val = adapter->portnum & 0xf; | |
2856 | val |= encoding << 7; | |
2857 | val |= (jiffies - adapter->dev_rst_time) << 8; | |
2858 | ||
a15ebd37 | 2859 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val); |
6df900e9 SC |
2860 | adapter->dev_rst_time = jiffies; |
2861 | } | |
2862 | ||
ade91f8e AKS |
2863 | static int |
2864 | qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state) | |
af19b491 AKS |
2865 | { |
2866 | u32 val; | |
2867 | ||
2868 | WARN_ON(state != QLCNIC_DEV_NEED_RESET && | |
2869 | state != QLCNIC_DEV_NEED_QUISCENT); | |
2870 | ||
2871 | if (qlcnic_api_lock(adapter)) | |
ade91f8e | 2872 | return -EIO; |
af19b491 | 2873 | |
a15ebd37 | 2874 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
af19b491 AKS |
2875 | |
2876 | if (state == QLCNIC_DEV_NEED_RESET) | |
6d2a4724 | 2877 | QLC_DEV_SET_RST_RDY(val, adapter->portnum); |
af19b491 | 2878 | else if (state == QLCNIC_DEV_NEED_QUISCENT) |
6d2a4724 | 2879 | QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum); |
af19b491 | 2880 | |
a15ebd37 | 2881 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
2882 | |
2883 | qlcnic_api_unlock(adapter); | |
ade91f8e AKS |
2884 | |
2885 | return 0; | |
af19b491 AKS |
2886 | } |
2887 | ||
1b95a839 AKS |
2888 | static int |
2889 | qlcnic_clr_drv_state(struct qlcnic_adapter *adapter) | |
2890 | { | |
2891 | u32 val; | |
2892 | ||
2893 | if (qlcnic_api_lock(adapter)) | |
2894 | return -EBUSY; | |
2895 | ||
a15ebd37 | 2896 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 2897 | QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); |
a15ebd37 | 2898 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
1b95a839 AKS |
2899 | |
2900 | qlcnic_api_unlock(adapter); | |
2901 | ||
2902 | return 0; | |
2903 | } | |
2904 | ||
486a5bc7 | 2905 | void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed) |
af19b491 AKS |
2906 | { |
2907 | u32 val; | |
2908 | ||
2909 | if (qlcnic_api_lock(adapter)) | |
2910 | goto err; | |
2911 | ||
a15ebd37 | 2912 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
6d2a4724 | 2913 | QLC_DEV_CLR_REF_CNT(val, adapter->portnum); |
a15ebd37 | 2914 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); |
af19b491 | 2915 | |
21854f02 | 2916 | if (failed) { |
a15ebd37 HM |
2917 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
2918 | QLCNIC_DEV_FAILED); | |
21854f02 AKS |
2919 | dev_info(&adapter->pdev->dev, |
2920 | "Device state set to Failed. Please Reboot\n"); | |
2921 | } else if (!(val & 0x11111111)) | |
a15ebd37 HM |
2922 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
2923 | QLCNIC_DEV_COLD); | |
af19b491 | 2924 | |
a15ebd37 | 2925 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 2926 | QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); |
a15ebd37 | 2927 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
2928 | |
2929 | qlcnic_api_unlock(adapter); | |
2930 | err: | |
2931 | adapter->fw_fail_cnt = 0; | |
032a13c7 | 2932 | adapter->flags &= ~QLCNIC_FW_HANG; |
af19b491 AKS |
2933 | clear_bit(__QLCNIC_START_FW, &adapter->state); |
2934 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
2935 | } | |
2936 | ||
f73dfc50 | 2937 | /* Grab api lock, before checking state */ |
af19b491 AKS |
2938 | static int |
2939 | qlcnic_check_drv_state(struct qlcnic_adapter *adapter) | |
2940 | { | |
602ca6f0 | 2941 | int act, state, active_mask; |
a15ebd37 | 2942 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
af19b491 | 2943 | |
a15ebd37 HM |
2944 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
2945 | act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); | |
af19b491 | 2946 | |
602ca6f0 | 2947 | if (adapter->flags & QLCNIC_FW_RESET_OWNER) { |
a15ebd37 | 2948 | active_mask = (~(1 << (ahw->pci_func * 4))); |
602ca6f0 SV |
2949 | act = act & active_mask; |
2950 | } | |
2951 | ||
af19b491 AKS |
2952 | if (((state & 0x11111111) == (act & 0x11111111)) || |
2953 | ((act & 0x11111111) == ((state >> 1) & 0x11111111))) | |
2954 | return 0; | |
2955 | else | |
2956 | return 1; | |
2957 | } | |
2958 | ||
96f8118c SC |
2959 | static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter) |
2960 | { | |
a15ebd37 | 2961 | u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER); |
96f8118c SC |
2962 | |
2963 | if (val != QLCNIC_DRV_IDC_VER) { | |
2964 | dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's" | |
2965 | " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val); | |
2966 | } | |
2967 | ||
2968 | return 0; | |
2969 | } | |
2970 | ||
af19b491 AKS |
2971 | static int |
2972 | qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) | |
2973 | { | |
2974 | u32 val, prev_state; | |
aa5e18c0 | 2975 | u8 dev_init_timeo = adapter->dev_init_timeo; |
6d2a4724 | 2976 | u8 portnum = adapter->portnum; |
96f8118c | 2977 | u8 ret; |
af19b491 | 2978 | |
f73dfc50 AKS |
2979 | if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state)) |
2980 | return 1; | |
2981 | ||
af19b491 AKS |
2982 | if (qlcnic_api_lock(adapter)) |
2983 | return -1; | |
2984 | ||
a15ebd37 | 2985 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
6d2a4724 AKS |
2986 | if (!(val & (1 << (portnum * 4)))) { |
2987 | QLC_DEV_SET_REF_CNT(val, portnum); | |
a15ebd37 | 2988 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); |
af19b491 AKS |
2989 | } |
2990 | ||
a15ebd37 | 2991 | prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
65b5b420 | 2992 | QLCDB(adapter, HW, "Device state = %u\n", prev_state); |
af19b491 AKS |
2993 | |
2994 | switch (prev_state) { | |
2995 | case QLCNIC_DEV_COLD: | |
a15ebd37 HM |
2996 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
2997 | QLCNIC_DEV_INITIALIZING); | |
2998 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER, | |
2999 | QLCNIC_DRV_IDC_VER); | |
6df900e9 | 3000 | qlcnic_idc_debug_info(adapter, 0); |
af19b491 AKS |
3001 | qlcnic_api_unlock(adapter); |
3002 | return 1; | |
3003 | ||
3004 | case QLCNIC_DEV_READY: | |
96f8118c | 3005 | ret = qlcnic_check_idc_ver(adapter); |
af19b491 | 3006 | qlcnic_api_unlock(adapter); |
96f8118c | 3007 | return ret; |
af19b491 AKS |
3008 | |
3009 | case QLCNIC_DEV_NEED_RESET: | |
a15ebd37 | 3010 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 3011 | QLC_DEV_SET_RST_RDY(val, portnum); |
a15ebd37 | 3012 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
3013 | break; |
3014 | ||
3015 | case QLCNIC_DEV_NEED_QUISCENT: | |
a15ebd37 | 3016 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 3017 | QLC_DEV_SET_QSCNT_RDY(val, portnum); |
a15ebd37 | 3018 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
3019 | break; |
3020 | ||
3021 | case QLCNIC_DEV_FAILED: | |
a7fc948f | 3022 | dev_err(&adapter->pdev->dev, "Device in failed state.\n"); |
af19b491 AKS |
3023 | qlcnic_api_unlock(adapter); |
3024 | return -1; | |
bbd8c6a4 AKS |
3025 | |
3026 | case QLCNIC_DEV_INITIALIZING: | |
3027 | case QLCNIC_DEV_QUISCENT: | |
3028 | break; | |
af19b491 AKS |
3029 | } |
3030 | ||
3031 | qlcnic_api_unlock(adapter); | |
aa5e18c0 SC |
3032 | |
3033 | do { | |
af19b491 | 3034 | msleep(1000); |
a15ebd37 | 3035 | prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
a5e463d0 SC |
3036 | |
3037 | if (prev_state == QLCNIC_DEV_QUISCENT) | |
3038 | continue; | |
3039 | } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo); | |
af19b491 | 3040 | |
65b5b420 AKS |
3041 | if (!dev_init_timeo) { |
3042 | dev_err(&adapter->pdev->dev, | |
3043 | "Waiting for device to initialize timeout\n"); | |
af19b491 | 3044 | return -1; |
65b5b420 | 3045 | } |
af19b491 AKS |
3046 | |
3047 | if (qlcnic_api_lock(adapter)) | |
3048 | return -1; | |
3049 | ||
a15ebd37 | 3050 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 3051 | QLC_DEV_CLR_RST_QSCNT(val, portnum); |
a15ebd37 | 3052 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 | 3053 | |
96f8118c | 3054 | ret = qlcnic_check_idc_ver(adapter); |
af19b491 AKS |
3055 | qlcnic_api_unlock(adapter); |
3056 | ||
96f8118c | 3057 | return ret; |
af19b491 AKS |
3058 | } |
3059 | ||
3060 | static void | |
3061 | qlcnic_fwinit_work(struct work_struct *work) | |
3062 | { | |
3063 | struct qlcnic_adapter *adapter = container_of(work, | |
3064 | struct qlcnic_adapter, fw_work.work); | |
3c4b23b1 | 3065 | u32 dev_state = 0xf; |
7b749ff4 | 3066 | u32 val; |
af19b491 | 3067 | |
f73dfc50 AKS |
3068 | if (qlcnic_api_lock(adapter)) |
3069 | goto err_ret; | |
af19b491 | 3070 | |
a15ebd37 | 3071 | dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
b8c17620 AKS |
3072 | if (dev_state == QLCNIC_DEV_QUISCENT || |
3073 | dev_state == QLCNIC_DEV_NEED_QUISCENT) { | |
a5e463d0 SC |
3074 | qlcnic_api_unlock(adapter); |
3075 | qlcnic_schedule_work(adapter, qlcnic_fwinit_work, | |
3076 | FW_POLL_DELAY * 2); | |
3077 | return; | |
3078 | } | |
3079 | ||
79788450 | 3080 | if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) { |
3c4b23b1 AKS |
3081 | qlcnic_api_unlock(adapter); |
3082 | goto wait_npar; | |
9f26f547 AC |
3083 | } |
3084 | ||
16e3cf73 SV |
3085 | if (dev_state == QLCNIC_DEV_INITIALIZING || |
3086 | dev_state == QLCNIC_DEV_READY) { | |
3087 | dev_info(&adapter->pdev->dev, "Detected state change from " | |
3088 | "DEV_NEED_RESET, skipping ack check\n"); | |
3089 | goto skip_ack_check; | |
3090 | } | |
3091 | ||
f73dfc50 | 3092 | if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) { |
16e3cf73 | 3093 | dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n", |
f73dfc50 AKS |
3094 | adapter->reset_ack_timeo); |
3095 | goto skip_ack_check; | |
3096 | } | |
3097 | ||
3098 | if (!qlcnic_check_drv_state(adapter)) { | |
3099 | skip_ack_check: | |
a15ebd37 | 3100 | dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
a5e463d0 | 3101 | |
f73dfc50 | 3102 | if (dev_state == QLCNIC_DEV_NEED_RESET) { |
a15ebd37 HM |
3103 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3104 | QLCNIC_DEV_INITIALIZING); | |
f73dfc50 AKS |
3105 | set_bit(__QLCNIC_START_FW, &adapter->state); |
3106 | QLCDB(adapter, DRV, "Restarting fw\n"); | |
6df900e9 | 3107 | qlcnic_idc_debug_info(adapter, 0); |
a15ebd37 HM |
3108 | val = QLC_SHARED_REG_RD32(adapter, |
3109 | QLCNIC_CRB_DRV_STATE); | |
7b749ff4 | 3110 | QLC_DEV_SET_RST_RDY(val, adapter->portnum); |
a15ebd37 HM |
3111 | QLC_SHARED_REG_WR32(adapter, |
3112 | QLCNIC_CRB_DRV_STATE, val); | |
af19b491 AKS |
3113 | } |
3114 | ||
f73dfc50 AKS |
3115 | qlcnic_api_unlock(adapter); |
3116 | ||
287e38aa | 3117 | rtnl_lock(); |
890b6e02 | 3118 | if (qlcnic_check_fw_dump_state(adapter) && |
7b749ff4 | 3119 | (adapter->flags & QLCNIC_FW_RESET_OWNER)) { |
9d6a6440 AC |
3120 | QLCDB(adapter, DRV, "Take FW dump\n"); |
3121 | qlcnic_dump_fw(adapter); | |
032a13c7 | 3122 | adapter->flags |= QLCNIC_FW_HANG; |
9d6a6440 | 3123 | } |
287e38aa | 3124 | rtnl_unlock(); |
7b749ff4 SV |
3125 | |
3126 | adapter->flags &= ~QLCNIC_FW_RESET_OWNER; | |
9f26f547 | 3127 | if (!adapter->nic_ops->start_firmware(adapter)) { |
af19b491 | 3128 | qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); |
b18971d1 | 3129 | adapter->fw_wait_cnt = 0; |
af19b491 AKS |
3130 | return; |
3131 | } | |
af19b491 AKS |
3132 | goto err_ret; |
3133 | } | |
3134 | ||
f73dfc50 | 3135 | qlcnic_api_unlock(adapter); |
aa5e18c0 | 3136 | |
9f26f547 | 3137 | wait_npar: |
a15ebd37 | 3138 | dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
f73dfc50 | 3139 | QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state); |
65b5b420 | 3140 | |
af19b491 | 3141 | switch (dev_state) { |
3c4b23b1 | 3142 | case QLCNIC_DEV_READY: |
7e2cf4fe | 3143 | if (!qlcnic_start_firmware(adapter)) { |
f73dfc50 | 3144 | qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); |
b18971d1 | 3145 | adapter->fw_wait_cnt = 0; |
f73dfc50 AKS |
3146 | return; |
3147 | } | |
3c4b23b1 AKS |
3148 | case QLCNIC_DEV_FAILED: |
3149 | break; | |
3150 | default: | |
3151 | qlcnic_schedule_work(adapter, | |
3152 | qlcnic_fwinit_work, FW_POLL_DELAY); | |
3153 | return; | |
af19b491 AKS |
3154 | } |
3155 | ||
3156 | err_ret: | |
f73dfc50 AKS |
3157 | dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u " |
3158 | "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt); | |
34ce3626 | 3159 | netif_device_attach(adapter->netdev); |
21854f02 | 3160 | qlcnic_clr_all_drv_state(adapter, 0); |
af19b491 AKS |
3161 | } |
3162 | ||
3163 | static void | |
3164 | qlcnic_detach_work(struct work_struct *work) | |
3165 | { | |
3166 | struct qlcnic_adapter *adapter = container_of(work, | |
3167 | struct qlcnic_adapter, fw_work.work); | |
3168 | struct net_device *netdev = adapter->netdev; | |
3169 | u32 status; | |
3170 | ||
3171 | netif_device_detach(netdev); | |
3172 | ||
b8c17620 AKS |
3173 | /* Dont grab rtnl lock during Quiscent mode */ |
3174 | if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) { | |
3175 | if (netif_running(netdev)) | |
3176 | __qlcnic_down(adapter, netdev); | |
3177 | } else | |
3178 | qlcnic_down(adapter, netdev); | |
af19b491 | 3179 | |
a15ebd37 | 3180 | status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1); |
af19b491 | 3181 | |
44f65b29 SC |
3182 | if (status & QLCNIC_RCODE_FATAL_ERROR) { |
3183 | dev_err(&adapter->pdev->dev, | |
3184 | "Detaching the device: peg halt status1=0x%x\n", | |
3185 | status); | |
3186 | ||
3187 | if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) { | |
3188 | dev_err(&adapter->pdev->dev, | |
3189 | "On board active cooling fan failed. " | |
3190 | "Device has been halted.\n"); | |
3191 | dev_err(&adapter->pdev->dev, | |
3192 | "Replace the adapter.\n"); | |
3193 | } | |
3194 | ||
af19b491 | 3195 | goto err_ret; |
44f65b29 | 3196 | } |
af19b491 | 3197 | |
79788450 | 3198 | if (adapter->ahw->temp == QLCNIC_TEMP_PANIC) { |
44f65b29 | 3199 | dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n", |
79788450 | 3200 | adapter->ahw->temp); |
af19b491 | 3201 | goto err_ret; |
44f65b29 SC |
3202 | } |
3203 | ||
602ca6f0 SV |
3204 | /* Dont ack if this instance is the reset owner */ |
3205 | if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) { | |
44f65b29 SC |
3206 | if (qlcnic_set_drv_state(adapter, adapter->dev_state)) { |
3207 | dev_err(&adapter->pdev->dev, | |
3208 | "Failed to set driver state," | |
3209 | "detaching the device.\n"); | |
602ca6f0 | 3210 | goto err_ret; |
44f65b29 | 3211 | } |
602ca6f0 | 3212 | } |
af19b491 AKS |
3213 | |
3214 | adapter->fw_wait_cnt = 0; | |
3215 | ||
3216 | qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY); | |
3217 | ||
3218 | return; | |
3219 | ||
3220 | err_ret: | |
34ce3626 | 3221 | netif_device_attach(netdev); |
21854f02 | 3222 | qlcnic_clr_all_drv_state(adapter, 1); |
af19b491 AKS |
3223 | } |
3224 | ||
3c4b23b1 AKS |
3225 | /*Transit NPAR state to NON Operational */ |
3226 | static void | |
3227 | qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter) | |
3228 | { | |
3229 | u32 state; | |
3230 | ||
a15ebd37 | 3231 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); |
3c4b23b1 AKS |
3232 | if (state == QLCNIC_DEV_NPAR_NON_OPER) |
3233 | return; | |
3234 | ||
3235 | if (qlcnic_api_lock(adapter)) | |
3236 | return; | |
a15ebd37 HM |
3237 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, |
3238 | QLCNIC_DEV_NPAR_NON_OPER); | |
3c4b23b1 AKS |
3239 | qlcnic_api_unlock(adapter); |
3240 | } | |
3241 | ||
7e2cf4fe | 3242 | void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter, u32 key) |
af19b491 | 3243 | { |
646779f1 SV |
3244 | u32 state, xg_val = 0, gb_val = 0; |
3245 | ||
3246 | qlcnic_xg_set_xg0_mask(xg_val); | |
3247 | qlcnic_xg_set_xg1_mask(xg_val); | |
3248 | QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val); | |
3249 | qlcnic_gb_set_gb0_mask(gb_val); | |
3250 | qlcnic_gb_set_gb1_mask(gb_val); | |
3251 | qlcnic_gb_set_gb2_mask(gb_val); | |
3252 | qlcnic_gb_set_gb3_mask(gb_val); | |
3253 | QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val); | |
3254 | dev_info(&adapter->pdev->dev, "Pause control frames disabled" | |
3255 | " on all ports\n"); | |
cea8975e | 3256 | adapter->need_fw_reset = 1; |
13159183 | 3257 | |
af19b491 AKS |
3258 | if (qlcnic_api_lock(adapter)) |
3259 | return; | |
3260 | ||
13159183 | 3261 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
66451615 SC |
3262 | if (state == QLCNIC_DEV_FAILED || state == QLCNIC_DEV_BADBAD) { |
3263 | netdev_err(adapter->netdev, "%s: Device is in FAILED state\n", | |
3264 | __func__); | |
3265 | qlcnic_api_unlock(adapter); | |
3266 | ||
3267 | return; | |
3268 | } | |
af19b491 | 3269 | |
f73dfc50 | 3270 | if (state == QLCNIC_DEV_READY) { |
13159183 SC |
3271 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3272 | QLCNIC_DEV_NEED_RESET); | |
602ca6f0 | 3273 | adapter->flags |= QLCNIC_FW_RESET_OWNER; |
65b5b420 | 3274 | QLCDB(adapter, DRV, "NEED_RESET state set\n"); |
6df900e9 | 3275 | qlcnic_idc_debug_info(adapter, 0); |
af19b491 AKS |
3276 | } |
3277 | ||
13159183 SC |
3278 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, |
3279 | QLCNIC_DEV_NPAR_NON_OPER); | |
af19b491 AKS |
3280 | qlcnic_api_unlock(adapter); |
3281 | } | |
3282 | ||
9f26f547 AC |
3283 | /* Transit to NPAR READY state from NPAR NOT READY state */ |
3284 | static void | |
3285 | qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter) | |
3286 | { | |
9f26f547 AC |
3287 | if (qlcnic_api_lock(adapter)) |
3288 | return; | |
3289 | ||
a15ebd37 HM |
3290 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, |
3291 | QLCNIC_DEV_NPAR_OPER); | |
3c4b23b1 | 3292 | QLCDB(adapter, DRV, "NPAR operational state set\n"); |
9f26f547 AC |
3293 | |
3294 | qlcnic_api_unlock(adapter); | |
3295 | } | |
3296 | ||
13159183 SC |
3297 | void qlcnic_schedule_work(struct qlcnic_adapter *adapter, |
3298 | work_func_t func, int delay) | |
af19b491 | 3299 | { |
451724c8 SC |
3300 | if (test_bit(__QLCNIC_AER, &adapter->state)) |
3301 | return; | |
3302 | ||
af19b491 | 3303 | INIT_DELAYED_WORK(&adapter->fw_work, func); |
13159183 SC |
3304 | queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work, |
3305 | round_jiffies_relative(delay)); | |
af19b491 AKS |
3306 | } |
3307 | ||
3308 | static void | |
3309 | qlcnic_attach_work(struct work_struct *work) | |
3310 | { | |
3311 | struct qlcnic_adapter *adapter = container_of(work, | |
3312 | struct qlcnic_adapter, fw_work.work); | |
3313 | struct net_device *netdev = adapter->netdev; | |
b18971d1 | 3314 | u32 npar_state; |
af19b491 | 3315 | |
79788450 | 3316 | if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) { |
a15ebd37 HM |
3317 | npar_state = QLC_SHARED_REG_RD32(adapter, |
3318 | QLCNIC_CRB_DEV_NPAR_STATE); | |
b18971d1 AKS |
3319 | if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO) |
3320 | qlcnic_clr_all_drv_state(adapter, 0); | |
3321 | else if (npar_state != QLCNIC_DEV_NPAR_OPER) | |
3322 | qlcnic_schedule_work(adapter, qlcnic_attach_work, | |
3323 | FW_POLL_DELAY); | |
3324 | else | |
3325 | goto attach; | |
3326 | QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n"); | |
3327 | return; | |
3328 | } | |
3329 | attach: | |
14d385b9 SC |
3330 | qlcnic_dcb_get_info(adapter); |
3331 | ||
af19b491 | 3332 | if (netif_running(netdev)) { |
52486a3a | 3333 | if (qlcnic_up(adapter, netdev)) |
af19b491 | 3334 | goto done; |
af19b491 | 3335 | |
aec1e845 | 3336 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
af19b491 AKS |
3337 | } |
3338 | ||
af19b491 | 3339 | done: |
34ce3626 | 3340 | netif_device_attach(netdev); |
af19b491 | 3341 | adapter->fw_fail_cnt = 0; |
032a13c7 | 3342 | adapter->flags &= ~QLCNIC_FW_HANG; |
af19b491 | 3343 | clear_bit(__QLCNIC_RESETTING, &adapter->state); |
24866d15 HM |
3344 | if (adapter->portnum == 0) |
3345 | qlcnic_set_drv_version(adapter); | |
1b95a839 AKS |
3346 | |
3347 | if (!qlcnic_clr_drv_state(adapter)) | |
3348 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, | |
3349 | FW_POLL_DELAY); | |
af19b491 AKS |
3350 | } |
3351 | ||
3352 | static int | |
3353 | qlcnic_check_health(struct qlcnic_adapter *adapter) | |
3354 | { | |
4e70812b | 3355 | u32 state = 0, heartbeat; |
853d4bca | 3356 | u32 peg_status; |
4bd8e738 | 3357 | int err = 0; |
af19b491 AKS |
3358 | |
3359 | if (qlcnic_check_temp(adapter)) | |
3360 | goto detach; | |
3361 | ||
2372a5f1 | 3362 | if (adapter->need_fw_reset) |
7e2cf4fe | 3363 | qlcnic_dev_request_reset(adapter, 0); |
af19b491 | 3364 | |
a15ebd37 | 3365 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
b8c17620 | 3366 | if (state == QLCNIC_DEV_NEED_RESET) { |
3c4b23b1 | 3367 | qlcnic_set_npar_non_operational(adapter); |
af19b491 | 3368 | adapter->need_fw_reset = 1; |
b8c17620 AKS |
3369 | } else if (state == QLCNIC_DEV_NEED_QUISCENT) |
3370 | goto detach; | |
af19b491 | 3371 | |
a15ebd37 | 3372 | heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER); |
4e70812b SC |
3373 | if (heartbeat != adapter->heartbeat) { |
3374 | adapter->heartbeat = heartbeat; | |
af19b491 AKS |
3375 | adapter->fw_fail_cnt = 0; |
3376 | if (adapter->need_fw_reset) | |
3377 | goto detach; | |
68bf1c68 | 3378 | |
0ce54ce4 | 3379 | if (adapter->ahw->reset_context && qlcnic_auto_fw_reset) |
68bf1c68 | 3380 | qlcnic_reset_hw_context(adapter); |
68bf1c68 | 3381 | |
af19b491 AKS |
3382 | return 0; |
3383 | } | |
3384 | ||
3385 | if (++adapter->fw_fail_cnt < FW_FAIL_THRESH) | |
3386 | return 0; | |
3387 | ||
032a13c7 SV |
3388 | adapter->flags |= QLCNIC_FW_HANG; |
3389 | ||
7e2cf4fe | 3390 | qlcnic_dev_request_reset(adapter, 0); |
af19b491 | 3391 | |
099f7aa7 | 3392 | if (qlcnic_auto_fw_reset) |
0df170b6 | 3393 | clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state); |
af19b491 | 3394 | |
853d4bca | 3395 | dev_err(&adapter->pdev->dev, "firmware hang detected\n"); |
a15ebd37 | 3396 | peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1); |
853d4bca | 3397 | dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n" |
c76ecb7a SV |
3398 | "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n" |
3399 | "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n" | |
3400 | "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n" | |
3401 | "PEG_NET_4_PC: 0x%x\n", | |
a15ebd37 HM |
3402 | peg_status, |
3403 | QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2), | |
4bd8e738 HM |
3404 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c, &err), |
3405 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c, &err), | |
3406 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c, &err), | |
3407 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c, &err), | |
3408 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c, &err)); | |
97048a1f | 3409 | if (QLCNIC_FWERROR_CODE(peg_status) == 0x67) |
853d4bca AR |
3410 | dev_err(&adapter->pdev->dev, |
3411 | "Firmware aborted with error code 0x00006700. " | |
3412 | "Device is being reset.\n"); | |
af19b491 AKS |
3413 | detach: |
3414 | adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state : | |
3415 | QLCNIC_DEV_NEED_RESET; | |
3416 | ||
099f7aa7 SC |
3417 | if (qlcnic_auto_fw_reset && !test_and_set_bit(__QLCNIC_RESETTING, |
3418 | &adapter->state)) { | |
65b5b420 | 3419 | |
af19b491 | 3420 | qlcnic_schedule_work(adapter, qlcnic_detach_work, 0); |
65b5b420 AKS |
3421 | QLCDB(adapter, DRV, "fw recovery scheduled.\n"); |
3422 | } | |
af19b491 AKS |
3423 | |
3424 | return 1; | |
3425 | } | |
3426 | ||
486a5bc7 | 3427 | void qlcnic_fw_poll_work(struct work_struct *work) |
af19b491 AKS |
3428 | { |
3429 | struct qlcnic_adapter *adapter = container_of(work, | |
3430 | struct qlcnic_adapter, fw_work.work); | |
3431 | ||
3432 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) | |
3433 | goto reschedule; | |
3434 | ||
3435 | ||
3436 | if (qlcnic_check_health(adapter)) | |
3437 | return; | |
3438 | ||
b5e5492c AKS |
3439 | if (adapter->fhash.fnum) |
3440 | qlcnic_prune_lb_filters(adapter); | |
3441 | ||
af19b491 AKS |
3442 | reschedule: |
3443 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); | |
3444 | } | |
3445 | ||
451724c8 SC |
3446 | static int qlcnic_is_first_func(struct pci_dev *pdev) |
3447 | { | |
3448 | struct pci_dev *oth_pdev; | |
3449 | int val = pdev->devfn; | |
3450 | ||
3451 | while (val-- > 0) { | |
3452 | oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr | |
3453 | (pdev->bus), pdev->bus->number, | |
3454 | PCI_DEVFN(PCI_SLOT(pdev->devfn), val)); | |
bfc978fa AKS |
3455 | if (!oth_pdev) |
3456 | continue; | |
451724c8 | 3457 | |
bfc978fa AKS |
3458 | if (oth_pdev->current_state != PCI_D3cold) { |
3459 | pci_dev_put(oth_pdev); | |
451724c8 | 3460 | return 0; |
bfc978fa AKS |
3461 | } |
3462 | pci_dev_put(oth_pdev); | |
451724c8 SC |
3463 | } |
3464 | return 1; | |
3465 | } | |
3466 | ||
3467 | static int qlcnic_attach_func(struct pci_dev *pdev) | |
3468 | { | |
3469 | int err, first_func; | |
3470 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3471 | struct net_device *netdev = adapter->netdev; | |
3472 | ||
3473 | pdev->error_state = pci_channel_io_normal; | |
3474 | ||
3475 | err = pci_enable_device(pdev); | |
3476 | if (err) | |
3477 | return err; | |
3478 | ||
451724c8 SC |
3479 | pci_set_master(pdev); |
3480 | pci_restore_state(pdev); | |
3481 | ||
3482 | first_func = qlcnic_is_first_func(pdev); | |
3483 | ||
3484 | if (qlcnic_api_lock(adapter)) | |
3485 | return -EINVAL; | |
3486 | ||
79788450 | 3487 | if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) { |
451724c8 SC |
3488 | adapter->need_fw_reset = 1; |
3489 | set_bit(__QLCNIC_START_FW, &adapter->state); | |
a15ebd37 HM |
3490 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3491 | QLCNIC_DEV_INITIALIZING); | |
451724c8 SC |
3492 | QLCDB(adapter, DRV, "Restarting fw\n"); |
3493 | } | |
3494 | qlcnic_api_unlock(adapter); | |
3495 | ||
13159183 | 3496 | err = qlcnic_start_firmware(adapter); |
451724c8 SC |
3497 | if (err) |
3498 | return err; | |
3499 | ||
3500 | qlcnic_clr_drv_state(adapter); | |
13159183 SC |
3501 | kfree(adapter->msix_entries); |
3502 | adapter->msix_entries = NULL; | |
aa4a1f7d | 3503 | err = qlcnic_setup_intr(adapter, 0, 0); |
13159183 | 3504 | |
9a97e705 M |
3505 | if (err) { |
3506 | kfree(adapter->msix_entries); | |
3507 | netdev_err(netdev, "failed to setup interrupt\n"); | |
3508 | return err; | |
3509 | } | |
3510 | ||
451724c8 SC |
3511 | if (netif_running(netdev)) { |
3512 | err = qlcnic_attach(adapter); | |
3513 | if (err) { | |
21854f02 | 3514 | qlcnic_clr_all_drv_state(adapter, 1); |
451724c8 SC |
3515 | clear_bit(__QLCNIC_AER, &adapter->state); |
3516 | netif_device_attach(netdev); | |
3517 | return err; | |
3518 | } | |
3519 | ||
3520 | err = qlcnic_up(adapter, netdev); | |
3521 | if (err) | |
3522 | goto done; | |
3523 | ||
aec1e845 | 3524 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
451724c8 SC |
3525 | } |
3526 | done: | |
3527 | netif_device_attach(netdev); | |
3528 | return err; | |
3529 | } | |
3530 | ||
4460f2e8 PP |
3531 | pci_ers_result_t qlcnic_82xx_io_error_detected(struct pci_dev *pdev, |
3532 | pci_channel_state_t state) | |
451724c8 SC |
3533 | { |
3534 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3535 | struct net_device *netdev = adapter->netdev; | |
3536 | ||
3537 | if (state == pci_channel_io_perm_failure) | |
3538 | return PCI_ERS_RESULT_DISCONNECT; | |
3539 | ||
3540 | if (state == pci_channel_io_normal) | |
3541 | return PCI_ERS_RESULT_RECOVERED; | |
3542 | ||
3543 | set_bit(__QLCNIC_AER, &adapter->state); | |
3544 | netif_device_detach(netdev); | |
3545 | ||
3546 | cancel_delayed_work_sync(&adapter->fw_work); | |
3547 | ||
3548 | if (netif_running(netdev)) | |
3549 | qlcnic_down(adapter, netdev); | |
3550 | ||
3551 | qlcnic_detach(adapter); | |
3552 | qlcnic_teardown_intr(adapter); | |
3553 | ||
3554 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
3555 | ||
3556 | pci_save_state(pdev); | |
3557 | pci_disable_device(pdev); | |
3558 | ||
3559 | return PCI_ERS_RESULT_NEED_RESET; | |
3560 | } | |
3561 | ||
4460f2e8 | 3562 | pci_ers_result_t qlcnic_82xx_io_slot_reset(struct pci_dev *pdev) |
451724c8 SC |
3563 | { |
3564 | return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT : | |
3565 | PCI_ERS_RESULT_RECOVERED; | |
3566 | } | |
3567 | ||
4460f2e8 | 3568 | void qlcnic_82xx_io_resume(struct pci_dev *pdev) |
451724c8 | 3569 | { |
a15ebd37 | 3570 | u32 state; |
451724c8 SC |
3571 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); |
3572 | ||
3573 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
a15ebd37 HM |
3574 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
3575 | if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER, | |
3576 | &adapter->state)) | |
451724c8 | 3577 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, |
4460f2e8 | 3578 | FW_POLL_DELAY); |
451724c8 SC |
3579 | } |
3580 | ||
4460f2e8 PP |
3581 | static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev, |
3582 | pci_channel_state_t state) | |
3583 | { | |
3584 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3585 | struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops; | |
3586 | ||
3587 | if (hw_ops->io_error_detected) { | |
3588 | return hw_ops->io_error_detected(pdev, state); | |
3589 | } else { | |
3590 | dev_err(&pdev->dev, "AER error_detected handler not registered.\n"); | |
3591 | return PCI_ERS_RESULT_DISCONNECT; | |
3592 | } | |
3593 | } | |
3594 | ||
3595 | static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev) | |
3596 | { | |
3597 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3598 | struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops; | |
3599 | ||
3600 | if (hw_ops->io_slot_reset) { | |
3601 | return hw_ops->io_slot_reset(pdev); | |
3602 | } else { | |
3603 | dev_err(&pdev->dev, "AER slot_reset handler not registered.\n"); | |
3604 | return PCI_ERS_RESULT_DISCONNECT; | |
3605 | } | |
3606 | } | |
3607 | ||
3608 | static void qlcnic_io_resume(struct pci_dev *pdev) | |
3609 | { | |
3610 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3611 | struct qlcnic_hardware_ops *hw_ops = adapter->ahw->hw_ops; | |
3612 | ||
3613 | if (hw_ops->io_resume) | |
3614 | hw_ops->io_resume(pdev); | |
3615 | else | |
3616 | dev_err(&pdev->dev, "AER resume handler not registered.\n"); | |
3617 | } | |
3618 | ||
3619 | ||
87eb743b AC |
3620 | static int |
3621 | qlcnicvf_start_firmware(struct qlcnic_adapter *adapter) | |
3622 | { | |
3623 | int err; | |
3624 | ||
3625 | err = qlcnic_can_start_firmware(adapter); | |
3626 | if (err) | |
3627 | return err; | |
3628 | ||
78f84e1a AKS |
3629 | err = qlcnic_check_npar_opertional(adapter); |
3630 | if (err) | |
3631 | return err; | |
3c4b23b1 | 3632 | |
174240a8 RB |
3633 | err = qlcnic_initialize_nic(adapter); |
3634 | if (err) | |
3635 | return err; | |
3636 | ||
87eb743b AC |
3637 | qlcnic_check_options(adapter); |
3638 | ||
7373373d RB |
3639 | err = qlcnic_set_eswitch_port_config(adapter); |
3640 | if (err) | |
3641 | return err; | |
3642 | ||
87eb743b AC |
3643 | adapter->need_fw_reset = 0; |
3644 | ||
3645 | return err; | |
3646 | } | |
3647 | ||
80b17be7 | 3648 | int qlcnic_validate_max_tx_rings(struct qlcnic_adapter *adapter, u32 txq) |
aa4a1f7d HM |
3649 | { |
3650 | struct net_device *netdev = adapter->netdev; | |
3651 | u8 max_hw = QLCNIC_MAX_TX_RINGS; | |
3652 | u32 max_allowed; | |
3653 | ||
3654 | if (!qlcnic_82xx_check(adapter)) { | |
3655 | netdev_err(netdev, "No Multi TX-Q support\n"); | |
3656 | return -EINVAL; | |
3657 | } | |
3658 | ||
3659 | if (!qlcnic_use_msi_x && !qlcnic_use_msi) { | |
3660 | netdev_err(netdev, "No Multi TX-Q support in INT-x mode\n"); | |
3661 | return -EINVAL; | |
3662 | } | |
3663 | ||
3664 | if (!qlcnic_check_multi_tx(adapter)) { | |
3665 | netdev_err(netdev, "No Multi TX-Q support\n"); | |
3666 | return -EINVAL; | |
3667 | } | |
3668 | ||
3669 | if (txq > QLCNIC_MAX_TX_RINGS) { | |
3670 | netdev_err(netdev, "Invalid ring count\n"); | |
3671 | return -EINVAL; | |
3672 | } | |
3673 | ||
3674 | max_allowed = rounddown_pow_of_two(min_t(int, max_hw, | |
3675 | num_online_cpus())); | |
3676 | if ((txq > max_allowed) || !is_power_of_2(txq)) { | |
3677 | if (!is_power_of_2(txq)) | |
3678 | netdev_err(netdev, | |
3679 | "TX queue should be a power of 2\n"); | |
3680 | if (txq > num_online_cpus()) | |
3681 | netdev_err(netdev, | |
3682 | "Tx queue should not be higher than [%u], number of online CPUs in the system\n", | |
3683 | num_online_cpus()); | |
3684 | netdev_err(netdev, "Unable to configure %u Tx rings\n", txq); | |
3685 | return -EINVAL; | |
3686 | } | |
3687 | ||
3688 | return 0; | |
3689 | } | |
3690 | ||
6389b76d | 3691 | int qlcnic_validate_max_rss(struct qlcnic_adapter *adapter, |
012ec812 | 3692 | __u32 val) |
f94bc1e7 | 3693 | { |
6389b76d MC |
3694 | struct net_device *netdev = adapter->netdev; |
3695 | u8 max_hw = adapter->ahw->max_rx_ques; | |
319ecf12 SC |
3696 | u32 max_allowed; |
3697 | ||
aa4a1f7d HM |
3698 | if (qlcnic_82xx_check(adapter) && !qlcnic_use_msi_x && |
3699 | !qlcnic_use_msi) { | |
3700 | netdev_err(netdev, "No RSS support in INT-x mode\n"); | |
3701 | return -EINVAL; | |
3702 | } | |
3703 | ||
012ec812 | 3704 | if (val > QLCNIC_MAX_SDS_RINGS) { |
6389b76d | 3705 | netdev_err(netdev, "RSS value should not be higher than %u\n", |
012ec812 | 3706 | QLCNIC_MAX_SDS_RINGS); |
6389b76d | 3707 | return -EINVAL; |
f94bc1e7 SC |
3708 | } |
3709 | ||
319ecf12 SC |
3710 | max_allowed = rounddown_pow_of_two(min_t(int, max_hw, |
3711 | num_online_cpus())); | |
3712 | if ((val > max_allowed) || (val < 2) || !is_power_of_2(val)) { | |
6389b76d MC |
3713 | if (!is_power_of_2(val)) |
3714 | netdev_err(netdev, "RSS value should be a power of 2\n"); | |
3715 | ||
3716 | if (val < 2) | |
3717 | netdev_err(netdev, "RSS value should not be lower than 2\n"); | |
3718 | ||
3719 | if (val > max_hw) | |
3720 | netdev_err(netdev, | |
3721 | "RSS value should not be higher than[%u], the max RSS rings supported by the adapter\n", | |
3722 | max_hw); | |
3723 | ||
3724 | if (val > num_online_cpus()) | |
3725 | netdev_err(netdev, | |
3726 | "RSS value should not be higher than[%u], number of online CPUs in the system\n", | |
3727 | num_online_cpus()); | |
3728 | ||
3729 | netdev_err(netdev, "Unable to configure %u RSS rings\n", val); | |
3730 | ||
f94bc1e7 SC |
3731 | return -EINVAL; |
3732 | } | |
3733 | return 0; | |
f94bc1e7 SC |
3734 | } |
3735 | ||
aa4a1f7d | 3736 | int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data, int txq) |
f94bc1e7 | 3737 | { |
13159183 | 3738 | int err; |
f94bc1e7 | 3739 | struct net_device *netdev = adapter->netdev; |
aa4a1f7d | 3740 | int num_msix; |
f94bc1e7 | 3741 | |
319ecf12 SC |
3742 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) |
3743 | return -EBUSY; | |
3744 | ||
aa4a1f7d HM |
3745 | if (qlcnic_82xx_check(adapter) && !qlcnic_use_msi_x && |
3746 | !qlcnic_use_msi) { | |
3747 | netdev_err(netdev, "No RSS support in INT-x mode\n"); | |
3748 | return -EINVAL; | |
3749 | } | |
3750 | ||
f94bc1e7 SC |
3751 | netif_device_detach(netdev); |
3752 | if (netif_running(netdev)) | |
3753 | __qlcnic_down(adapter, netdev); | |
13159183 | 3754 | |
7dd90cf1 SC |
3755 | qlcnic_detach(adapter); |
3756 | ||
aa4a1f7d HM |
3757 | if (qlcnic_82xx_check(adapter)) { |
3758 | if (txq != 0) | |
3759 | adapter->max_drv_tx_rings = txq; | |
3760 | ||
3761 | if (qlcnic_check_multi_tx(adapter) && | |
3762 | (txq > adapter->max_drv_tx_rings)) | |
3763 | num_msix = adapter->max_drv_tx_rings; | |
3764 | else | |
3765 | num_msix = data; | |
3766 | } | |
3767 | ||
7ed3ce48 | 3768 | if (qlcnic_83xx_check(adapter)) { |
13159183 | 3769 | qlcnic_83xx_free_mbx_intr(adapter); |
7ed3ce48 RB |
3770 | qlcnic_83xx_enable_mbx_poll(adapter); |
3771 | } | |
13159183 | 3772 | |
aa4a1f7d HM |
3773 | netif_set_real_num_tx_queues(netdev, adapter->max_drv_tx_rings); |
3774 | ||
f94bc1e7 | 3775 | qlcnic_teardown_intr(adapter); |
aa4a1f7d HM |
3776 | |
3777 | err = qlcnic_setup_intr(adapter, data, txq); | |
9a97e705 M |
3778 | if (err) { |
3779 | kfree(adapter->msix_entries); | |
3780 | netdev_err(netdev, "failed to setup interrupt\n"); | |
3781 | return err; | |
3782 | } | |
f94bc1e7 | 3783 | |
13159183 | 3784 | if (qlcnic_83xx_check(adapter)) { |
d5fcff04 HM |
3785 | /* register for NIC IDC AEN Events */ |
3786 | qlcnic_83xx_register_nic_idc_func(adapter, 1); | |
13159183 | 3787 | err = qlcnic_83xx_setup_mbx_intr(adapter); |
7ed3ce48 | 3788 | qlcnic_83xx_disable_mbx_poll(adapter); |
13159183 SC |
3789 | if (err) { |
3790 | dev_err(&adapter->pdev->dev, | |
3791 | "failed to setup mbx interrupt\n"); | |
3792 | goto done; | |
3793 | } | |
f94bc1e7 SC |
3794 | } |
3795 | ||
3796 | if (netif_running(netdev)) { | |
3797 | err = qlcnic_attach(adapter); | |
3798 | if (err) | |
3799 | goto done; | |
3800 | err = __qlcnic_up(adapter, netdev); | |
3801 | if (err) | |
3802 | goto done; | |
3803 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); | |
3804 | } | |
aa4a1f7d | 3805 | done: |
f94bc1e7 SC |
3806 | netif_device_attach(netdev); |
3807 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
3808 | return err; | |
3809 | } | |
3810 | ||
af19b491 AKS |
3811 | #ifdef CONFIG_INET |
3812 | ||
3813 | #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops) | |
3814 | ||
af19b491 | 3815 | static void |
aec1e845 AKS |
3816 | qlcnic_config_indev_addr(struct qlcnic_adapter *adapter, |
3817 | struct net_device *dev, unsigned long event) | |
af19b491 AKS |
3818 | { |
3819 | struct in_device *indev; | |
af19b491 | 3820 | |
af19b491 AKS |
3821 | indev = in_dev_get(dev); |
3822 | if (!indev) | |
3823 | return; | |
3824 | ||
3825 | for_ifa(indev) { | |
3826 | switch (event) { | |
3827 | case NETDEV_UP: | |
3828 | qlcnic_config_ipaddr(adapter, | |
3829 | ifa->ifa_address, QLCNIC_IP_UP); | |
3830 | break; | |
3831 | case NETDEV_DOWN: | |
3832 | qlcnic_config_ipaddr(adapter, | |
3833 | ifa->ifa_address, QLCNIC_IP_DOWN); | |
3834 | break; | |
3835 | default: | |
3836 | break; | |
3837 | } | |
3838 | } endfor_ifa(indev); | |
3839 | ||
3840 | in_dev_put(indev); | |
af19b491 AKS |
3841 | } |
3842 | ||
319ecf12 | 3843 | void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event) |
aec1e845 AKS |
3844 | { |
3845 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
3846 | struct net_device *dev; | |
3847 | u16 vid; | |
3848 | ||
3849 | qlcnic_config_indev_addr(adapter, netdev, event); | |
3850 | ||
43c00a75 | 3851 | rcu_read_lock(); |
b9796a14 | 3852 | for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) { |
1fd9b1fc | 3853 | dev = __vlan_find_dev_deep(netdev, htons(ETH_P_8021Q), vid); |
aec1e845 AKS |
3854 | if (!dev) |
3855 | continue; | |
aec1e845 AKS |
3856 | qlcnic_config_indev_addr(adapter, dev, event); |
3857 | } | |
43c00a75 | 3858 | rcu_read_unlock(); |
aec1e845 AKS |
3859 | } |
3860 | ||
af19b491 AKS |
3861 | static int qlcnic_netdev_event(struct notifier_block *this, |
3862 | unsigned long event, void *ptr) | |
3863 | { | |
3864 | struct qlcnic_adapter *adapter; | |
351638e7 | 3865 | struct net_device *dev = netdev_notifier_info_to_dev(ptr); |
af19b491 AKS |
3866 | |
3867 | recheck: | |
3868 | if (dev == NULL) | |
3869 | goto done; | |
3870 | ||
3871 | if (dev->priv_flags & IFF_802_1Q_VLAN) { | |
3872 | dev = vlan_dev_real_dev(dev); | |
3873 | goto recheck; | |
3874 | } | |
3875 | ||
3876 | if (!is_qlcnic_netdev(dev)) | |
3877 | goto done; | |
3878 | ||
3879 | adapter = netdev_priv(dev); | |
3880 | ||
3881 | if (!adapter) | |
3882 | goto done; | |
3883 | ||
8a15ad1f | 3884 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
af19b491 AKS |
3885 | goto done; |
3886 | ||
aec1e845 | 3887 | qlcnic_config_indev_addr(adapter, dev, event); |
af19b491 AKS |
3888 | done: |
3889 | return NOTIFY_DONE; | |
3890 | } | |
3891 | ||
3892 | static int | |
3893 | qlcnic_inetaddr_event(struct notifier_block *this, | |
3894 | unsigned long event, void *ptr) | |
3895 | { | |
3896 | struct qlcnic_adapter *adapter; | |
3897 | struct net_device *dev; | |
3898 | ||
3899 | struct in_ifaddr *ifa = (struct in_ifaddr *)ptr; | |
3900 | ||
3901 | dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL; | |
3902 | ||
3903 | recheck: | |
aec1e845 | 3904 | if (dev == NULL) |
af19b491 AKS |
3905 | goto done; |
3906 | ||
3907 | if (dev->priv_flags & IFF_802_1Q_VLAN) { | |
3908 | dev = vlan_dev_real_dev(dev); | |
3909 | goto recheck; | |
3910 | } | |
3911 | ||
3912 | if (!is_qlcnic_netdev(dev)) | |
3913 | goto done; | |
3914 | ||
3915 | adapter = netdev_priv(dev); | |
3916 | ||
251a84c9 | 3917 | if (!adapter) |
af19b491 AKS |
3918 | goto done; |
3919 | ||
8a15ad1f | 3920 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
af19b491 AKS |
3921 | goto done; |
3922 | ||
3923 | switch (event) { | |
3924 | case NETDEV_UP: | |
3925 | qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP); | |
13159183 | 3926 | |
af19b491 AKS |
3927 | break; |
3928 | case NETDEV_DOWN: | |
3929 | qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN); | |
13159183 | 3930 | |
af19b491 AKS |
3931 | break; |
3932 | default: | |
3933 | break; | |
3934 | } | |
3935 | ||
3936 | done: | |
3937 | return NOTIFY_DONE; | |
3938 | } | |
3939 | ||
3940 | static struct notifier_block qlcnic_netdev_cb = { | |
3941 | .notifier_call = qlcnic_netdev_event, | |
3942 | }; | |
3943 | ||
3944 | static struct notifier_block qlcnic_inetaddr_cb = { | |
3945 | .notifier_call = qlcnic_inetaddr_event, | |
3946 | }; | |
3947 | #else | |
f8ca2b6f | 3948 | void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event) |
af19b491 AKS |
3949 | { } |
3950 | #endif | |
fec9dd15 | 3951 | static const struct pci_error_handlers qlcnic_err_handler = { |
451724c8 SC |
3952 | .error_detected = qlcnic_io_error_detected, |
3953 | .slot_reset = qlcnic_io_slot_reset, | |
3954 | .resume = qlcnic_io_resume, | |
3955 | }; | |
af19b491 AKS |
3956 | |
3957 | static struct pci_driver qlcnic_driver = { | |
3958 | .name = qlcnic_driver_name, | |
3959 | .id_table = qlcnic_pci_tbl, | |
3960 | .probe = qlcnic_probe, | |
6bb58bb0 | 3961 | .remove = qlcnic_remove, |
af19b491 AKS |
3962 | #ifdef CONFIG_PM |
3963 | .suspend = qlcnic_suspend, | |
3964 | .resume = qlcnic_resume, | |
3965 | #endif | |
451724c8 | 3966 | .shutdown = qlcnic_shutdown, |
02feda17 RB |
3967 | .err_handler = &qlcnic_err_handler, |
3968 | #ifdef CONFIG_QLCNIC_SRIOV | |
3969 | .sriov_configure = qlcnic_pci_sriov_configure, | |
3970 | #endif | |
451724c8 | 3971 | |
af19b491 AKS |
3972 | }; |
3973 | ||
3974 | static int __init qlcnic_init_module(void) | |
3975 | { | |
0cf3a14c | 3976 | int ret; |
af19b491 AKS |
3977 | |
3978 | printk(KERN_INFO "%s\n", qlcnic_driver_string); | |
3979 | ||
3980 | #ifdef CONFIG_INET | |
3981 | register_netdevice_notifier(&qlcnic_netdev_cb); | |
3982 | register_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
3983 | #endif | |
3984 | ||
0cf3a14c AKS |
3985 | ret = pci_register_driver(&qlcnic_driver); |
3986 | if (ret) { | |
3987 | #ifdef CONFIG_INET | |
3988 | unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
3989 | unregister_netdevice_notifier(&qlcnic_netdev_cb); | |
3990 | #endif | |
3991 | } | |
af19b491 | 3992 | |
0cf3a14c | 3993 | return ret; |
af19b491 AKS |
3994 | } |
3995 | ||
3996 | module_init(qlcnic_init_module); | |
3997 | ||
3998 | static void __exit qlcnic_exit_module(void) | |
3999 | { | |
af19b491 AKS |
4000 | pci_unregister_driver(&qlcnic_driver); |
4001 | ||
4002 | #ifdef CONFIG_INET | |
4003 | unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
4004 | unregister_netdevice_notifier(&qlcnic_netdev_cb); | |
4005 | #endif | |
4006 | } | |
4007 | ||
4008 | module_exit(qlcnic_exit_module); |