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" | |
a15ebd37 | 12 | #include "qlcnic_hw.h" |
af19b491 | 13 | |
7e56cac4 | 14 | #include <linux/swab.h> |
af19b491 | 15 | #include <linux/dma-mapping.h> |
13159183 | 16 | #include <linux/if_vlan.h> |
af19b491 AKS |
17 | #include <net/ip.h> |
18 | #include <linux/ipv6.h> | |
19 | #include <linux/inetdevice.h> | |
451724c8 | 20 | #include <linux/aer.h> |
f94bc1e7 | 21 | #include <linux/log2.h> |
47caf255 | 22 | #include <linux/pci.h> |
af19b491 | 23 | |
7f9a0c34 | 24 | MODULE_DESCRIPTION("QLogic 1/10 GbE Converged/Intelligent Ethernet Driver"); |
af19b491 AKS |
25 | MODULE_LICENSE("GPL"); |
26 | MODULE_VERSION(QLCNIC_LINUX_VERSIONID); | |
27 | MODULE_FIRMWARE(QLCNIC_UNIFIED_ROMIMAGE_NAME); | |
28 | ||
29 | char qlcnic_driver_name[] = "qlcnic"; | |
7f9a0c34 SV |
30 | static const char qlcnic_driver_string[] = "QLogic 1/10 GbE " |
31 | "Converged/Intelligent Ethernet Driver v" QLCNIC_LINUX_VERSIONID; | |
af19b491 | 32 | |
b5e5492c | 33 | static int qlcnic_mac_learn; |
b11a25aa | 34 | module_param(qlcnic_mac_learn, int, 0444); |
fe1adc6b JK |
35 | MODULE_PARM_DESC(qlcnic_mac_learn, |
36 | "Mac Filter (0=learning is disabled, 1=Driver learning is enabled, 2=FDB learning is enabled)"); | |
b5e5492c | 37 | |
629263ac | 38 | int qlcnic_use_msi = 1; |
af19b491 | 39 | MODULE_PARM_DESC(use_msi, "MSI interrupt (0=disabled, 1=enabled"); |
099f7aa7 | 40 | module_param_named(use_msi, qlcnic_use_msi, int, 0444); |
af19b491 | 41 | |
629263ac | 42 | int qlcnic_use_msi_x = 1; |
af19b491 | 43 | MODULE_PARM_DESC(use_msi_x, "MSI-X interrupt (0=disabled, 1=enabled"); |
099f7aa7 | 44 | module_param_named(use_msi_x, qlcnic_use_msi_x, int, 0444); |
af19b491 | 45 | |
629263ac | 46 | int qlcnic_auto_fw_reset = 1; |
af19b491 | 47 | MODULE_PARM_DESC(auto_fw_reset, "Auto firmware reset (0=disabled, 1=enabled"); |
099f7aa7 | 48 | module_param_named(auto_fw_reset, qlcnic_auto_fw_reset, int, 0644); |
af19b491 | 49 | |
629263ac | 50 | int qlcnic_load_fw_file; |
4d5bdb38 | 51 | MODULE_PARM_DESC(load_fw_file, "Load firmware from (0=flash, 1=file"); |
099f7aa7 | 52 | module_param_named(load_fw_file, qlcnic_load_fw_file, int, 0444); |
4d5bdb38 | 53 | |
629263ac | 54 | int qlcnic_config_npars; |
b11a25aa | 55 | module_param(qlcnic_config_npars, int, 0444); |
2e9d722d AC |
56 | MODULE_PARM_DESC(qlcnic_config_npars, "Configure NPARs (0=disabled, 1=enabled"); |
57 | ||
1dd06ae8 | 58 | static int qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent); |
6bb58bb0 | 59 | static void qlcnic_remove(struct pci_dev *pdev); |
af19b491 AKS |
60 | static int qlcnic_open(struct net_device *netdev); |
61 | static int qlcnic_close(struct net_device *netdev); | |
af19b491 | 62 | static void qlcnic_tx_timeout(struct net_device *netdev); |
af19b491 AKS |
63 | static void qlcnic_attach_work(struct work_struct *work); |
64 | static void qlcnic_fwinit_work(struct work_struct *work); | |
65 | static void qlcnic_fw_poll_work(struct work_struct *work); | |
af19b491 AKS |
66 | #ifdef CONFIG_NET_POLL_CONTROLLER |
67 | static void qlcnic_poll_controller(struct net_device *netdev); | |
68 | #endif | |
69 | ||
6df900e9 | 70 | static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding); |
21854f02 | 71 | static void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8); |
af19b491 AKS |
72 | static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter); |
73 | ||
7eb9855d | 74 | static irqreturn_t qlcnic_tmp_intr(int irq, void *data); |
af19b491 AKS |
75 | static irqreturn_t qlcnic_intr(int irq, void *data); |
76 | static irqreturn_t qlcnic_msi_intr(int irq, void *data); | |
77 | static irqreturn_t qlcnic_msix_intr(int irq, void *data); | |
13159183 | 78 | static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data); |
af19b491 AKS |
79 | |
80 | static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev); | |
9f26f547 AC |
81 | static int qlcnic_start_firmware(struct qlcnic_adapter *); |
82 | ||
b5e5492c | 83 | static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter); |
9f26f547 | 84 | static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter *); |
9f26f547 | 85 | static int qlcnicvf_start_firmware(struct qlcnic_adapter *); |
0325d69b RB |
86 | static void qlcnic_set_netdev_features(struct qlcnic_adapter *, |
87 | struct qlcnic_esw_func_cfg *); | |
8e586137 JP |
88 | static int qlcnic_vlan_rx_add(struct net_device *, u16); |
89 | static int qlcnic_vlan_rx_del(struct net_device *, u16); | |
b9796a14 | 90 | |
bff57d8e SC |
91 | #define QLCNIC_IS_TSO_CAPABLE(adapter) \ |
92 | ((adapter)->ahw->capabilities & QLCNIC_FW_CAPABILITY_TSO) | |
93 | ||
13159183 SC |
94 | static u32 qlcnic_vlan_tx_check(struct qlcnic_adapter *adapter) |
95 | { | |
96 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
97 | ||
98 | if (adapter->pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X) | |
99 | return ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX; | |
100 | else | |
101 | return 1; | |
102 | } | |
103 | ||
af19b491 AKS |
104 | /* PCI Device ID Table */ |
105 | #define ENTRY(device) \ | |
106 | {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \ | |
107 | .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0} | |
108 | ||
6a902881 | 109 | static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl) = { |
af19b491 | 110 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X), |
13159183 | 111 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X), |
af19b491 AKS |
112 | {0,} |
113 | }; | |
114 | ||
115 | MODULE_DEVICE_TABLE(pci, qlcnic_pci_tbl); | |
116 | ||
117 | ||
5ad6ff9d | 118 | inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring *tx_ring) |
af19b491 AKS |
119 | { |
120 | writel(tx_ring->producer, tx_ring->crb_cmd_producer); | |
af19b491 AKS |
121 | } |
122 | ||
123 | static const u32 msi_tgt_status[8] = { | |
124 | ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1, | |
125 | ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3, | |
126 | ISR_INT_TARGET_STATUS_F4, ISR_INT_TARGET_STATUS_F5, | |
127 | ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7 | |
128 | }; | |
129 | ||
7e2cf4fe SC |
130 | static const u32 qlcnic_reg_tbl[] = { |
131 | 0x1B20A8, /* PEG_HALT_STAT1 */ | |
132 | 0x1B20AC, /* PEG_HALT_STAT2 */ | |
133 | 0x1B20B0, /* FW_HEARTBEAT */ | |
134 | 0x1B2100, /* LOCK ID */ | |
135 | 0x1B2128, /* FW_CAPABILITIES */ | |
136 | 0x1B2138, /* drv active */ | |
137 | 0x1B2140, /* dev state */ | |
138 | 0x1B2144, /* drv state */ | |
139 | 0x1B2148, /* drv scratch */ | |
140 | 0x1B214C, /* dev partition info */ | |
141 | 0x1B2174, /* drv idc ver */ | |
142 | 0x1B2150, /* fw version major */ | |
143 | 0x1B2154, /* fw version minor */ | |
144 | 0x1B2158, /* fw version sub */ | |
145 | 0x1B219C, /* npar state */ | |
146 | 0x1B21FC, /* FW_IMG_VALID */ | |
147 | 0x1B2250, /* CMD_PEG_STATE */ | |
148 | 0x1B233C, /* RCV_PEG_STATE */ | |
149 | 0x1B23B4, /* ASIC TEMP */ | |
150 | 0x1B216C, /* FW api */ | |
151 | 0x1B2170, /* drv op mode */ | |
152 | 0x13C010, /* flash lock */ | |
153 | 0x13C014, /* flash unlock */ | |
154 | }; | |
155 | ||
22999798 SC |
156 | static const struct qlcnic_board_info qlcnic_boards[] = { |
157 | {0x1077, 0x8020, 0x1077, 0x203, | |
158 | "8200 Series Single Port 10GbE Converged Network Adapter" | |
159 | "(TCP/IP Networking)"}, | |
160 | {0x1077, 0x8020, 0x1077, 0x207, | |
161 | "8200 Series Dual Port 10GbE Converged Network Adapter" | |
162 | "(TCP/IP Networking)"}, | |
163 | {0x1077, 0x8020, 0x1077, 0x20b, | |
164 | "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter"}, | |
165 | {0x1077, 0x8020, 0x1077, 0x20c, | |
166 | "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter"}, | |
167 | {0x1077, 0x8020, 0x1077, 0x20f, | |
168 | "3200 Series Single Port 10Gb Intelligent Ethernet Adapter"}, | |
169 | {0x1077, 0x8020, 0x103c, 0x3733, | |
170 | "NC523SFP 10Gb 2-port Server Adapter"}, | |
171 | {0x1077, 0x8020, 0x103c, 0x3346, | |
172 | "CN1000Q Dual Port Converged Network Adapter"}, | |
173 | {0x1077, 0x8020, 0x1077, 0x210, | |
174 | "QME8242-k 10GbE Dual Port Mezzanine Card"}, | |
175 | {0x1077, 0x8020, 0x0, 0x0, "cLOM8214 1/10GbE Controller"}, | |
176 | }; | |
177 | ||
178 | #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards) | |
319ecf12 | 179 | #define QLC_MAX_SDS_RINGS 8 |
22999798 | 180 | |
af19b491 AKS |
181 | static const |
182 | struct qlcnic_legacy_intr_set legacy_intr[] = QLCNIC_LEGACY_INTR_CONFIG; | |
183 | ||
c70001a9 | 184 | int qlcnic_alloc_sds_rings(struct qlcnic_recv_context *recv_ctx, int count) |
af19b491 AKS |
185 | { |
186 | int size = sizeof(struct qlcnic_host_sds_ring) * count; | |
187 | ||
188 | recv_ctx->sds_rings = kzalloc(size, GFP_KERNEL); | |
189 | ||
807540ba | 190 | return recv_ctx->sds_rings == NULL; |
af19b491 AKS |
191 | } |
192 | ||
c70001a9 | 193 | void qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx) |
af19b491 AKS |
194 | { |
195 | if (recv_ctx->sds_rings != NULL) | |
196 | kfree(recv_ctx->sds_rings); | |
197 | ||
198 | recv_ctx->sds_rings = NULL; | |
199 | } | |
200 | ||
af19b491 AKS |
201 | static int |
202 | qlcnic_read_mac_addr(struct qlcnic_adapter *adapter) | |
203 | { | |
2e9d722d | 204 | u8 mac_addr[ETH_ALEN]; |
af19b491 AKS |
205 | struct net_device *netdev = adapter->netdev; |
206 | struct pci_dev *pdev = adapter->pdev; | |
207 | ||
da48e6c3 | 208 | if (qlcnic_get_mac_address(adapter, mac_addr) != 0) |
af19b491 AKS |
209 | return -EIO; |
210 | ||
2e9d722d | 211 | memcpy(netdev->dev_addr, mac_addr, ETH_ALEN); |
af19b491 AKS |
212 | memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len); |
213 | ||
214 | /* set station address */ | |
215 | ||
aaeb6cdf | 216 | if (!is_valid_ether_addr(netdev->dev_addr)) |
af19b491 AKS |
217 | dev_warn(&pdev->dev, "Bad MAC address %pM.\n", |
218 | netdev->dev_addr); | |
219 | ||
220 | return 0; | |
221 | } | |
222 | ||
223 | static int qlcnic_set_mac(struct net_device *netdev, void *p) | |
224 | { | |
225 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
226 | struct sockaddr *addr = p; | |
227 | ||
7373373d RB |
228 | if ((adapter->flags & QLCNIC_MAC_OVERRIDE_DISABLED)) |
229 | return -EOPNOTSUPP; | |
230 | ||
af19b491 | 231 | if (!is_valid_ether_addr(addr->sa_data)) |
13159183 | 232 | return -EINVAL; |
af19b491 | 233 | |
8a15ad1f | 234 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { |
af19b491 AKS |
235 | netif_device_detach(netdev); |
236 | qlcnic_napi_disable(adapter); | |
237 | } | |
238 | ||
239 | memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len); | |
240 | memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); | |
241 | qlcnic_set_multi(adapter->netdev); | |
242 | ||
8a15ad1f | 243 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { |
af19b491 AKS |
244 | netif_device_attach(netdev); |
245 | qlcnic_napi_enable(adapter); | |
246 | } | |
247 | return 0; | |
248 | } | |
249 | ||
fe1adc6b JK |
250 | static int qlcnic_fdb_del(struct ndmsg *ndm, struct net_device *netdev, |
251 | const unsigned char *addr) | |
252 | { | |
253 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
254 | int err = -EOPNOTSUPP; | |
255 | ||
256 | if (!adapter->fdb_mac_learn) { | |
257 | pr_info("%s: Driver mac learn is enabled, FDB operation not allowed\n", | |
258 | __func__); | |
259 | return err; | |
260 | } | |
261 | ||
262 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { | |
263 | if (is_unicast_ether_addr(addr)) | |
264 | err = qlcnic_nic_del_mac(adapter, addr); | |
265 | else if (is_multicast_ether_addr(addr)) | |
266 | err = dev_mc_del(netdev, addr); | |
267 | else | |
268 | err = -EINVAL; | |
269 | } | |
270 | return err; | |
271 | } | |
272 | ||
273 | static int qlcnic_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], | |
274 | struct net_device *netdev, | |
275 | const unsigned char *addr, u16 flags) | |
276 | { | |
277 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
278 | int err = 0; | |
279 | ||
280 | if (!adapter->fdb_mac_learn) { | |
281 | pr_info("%s: Driver mac learn is enabled, FDB operation not allowed\n", | |
282 | __func__); | |
283 | return -EOPNOTSUPP; | |
284 | } | |
285 | ||
286 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) { | |
287 | pr_info("%s: FDB e-switch is not enabled\n", __func__); | |
288 | return -EOPNOTSUPP; | |
289 | } | |
290 | ||
291 | if (ether_addr_equal(addr, adapter->mac_addr)) | |
292 | return err; | |
293 | ||
294 | if (is_unicast_ether_addr(addr)) | |
295 | err = qlcnic_nic_add_mac(adapter, addr); | |
296 | else if (is_multicast_ether_addr(addr)) | |
297 | err = dev_mc_add_excl(netdev, addr); | |
298 | else | |
299 | err = -EINVAL; | |
300 | ||
301 | return err; | |
302 | } | |
303 | ||
304 | static int qlcnic_fdb_dump(struct sk_buff *skb, struct netlink_callback *ncb, | |
305 | struct net_device *netdev, int idx) | |
306 | { | |
307 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
308 | ||
309 | if (!adapter->fdb_mac_learn) { | |
310 | pr_info("%s: Driver mac learn is enabled, FDB operation not allowed\n", | |
311 | __func__); | |
312 | return -EOPNOTSUPP; | |
313 | } | |
314 | ||
315 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) | |
316 | idx = ndo_dflt_fdb_dump(skb, ncb, netdev, idx); | |
317 | ||
318 | return idx; | |
319 | } | |
320 | ||
7e2cf4fe SC |
321 | static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter *adapter) |
322 | { | |
323 | while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
324 | usleep_range(10000, 11000); | |
325 | ||
326 | cancel_delayed_work_sync(&adapter->fw_work); | |
327 | } | |
328 | ||
af19b491 AKS |
329 | static const struct net_device_ops qlcnic_netdev_ops = { |
330 | .ndo_open = qlcnic_open, | |
331 | .ndo_stop = qlcnic_close, | |
332 | .ndo_start_xmit = qlcnic_xmit_frame, | |
333 | .ndo_get_stats = qlcnic_get_stats, | |
334 | .ndo_validate_addr = eth_validate_addr, | |
afc4b13d | 335 | .ndo_set_rx_mode = qlcnic_set_multi, |
af19b491 AKS |
336 | .ndo_set_mac_address = qlcnic_set_mac, |
337 | .ndo_change_mtu = qlcnic_change_mtu, | |
135d84a9 MM |
338 | .ndo_fix_features = qlcnic_fix_features, |
339 | .ndo_set_features = qlcnic_set_features, | |
af19b491 | 340 | .ndo_tx_timeout = qlcnic_tx_timeout, |
b9796a14 AC |
341 | .ndo_vlan_rx_add_vid = qlcnic_vlan_rx_add, |
342 | .ndo_vlan_rx_kill_vid = qlcnic_vlan_rx_del, | |
fe1adc6b JK |
343 | .ndo_fdb_add = qlcnic_fdb_add, |
344 | .ndo_fdb_del = qlcnic_fdb_del, | |
345 | .ndo_fdb_dump = qlcnic_fdb_dump, | |
af19b491 AKS |
346 | #ifdef CONFIG_NET_POLL_CONTROLLER |
347 | .ndo_poll_controller = qlcnic_poll_controller, | |
348 | #endif | |
349 | }; | |
350 | ||
b43e5ee7 SC |
351 | static const struct net_device_ops qlcnic_netdev_failed_ops = { |
352 | .ndo_open = qlcnic_open, | |
353 | }; | |
354 | ||
2e9d722d | 355 | static struct qlcnic_nic_template qlcnic_ops = { |
7e2cf4fe SC |
356 | .config_bridged_mode = qlcnic_config_bridged_mode, |
357 | .config_led = qlcnic_82xx_config_led, | |
358 | .start_firmware = qlcnic_82xx_start_firmware, | |
359 | .request_reset = qlcnic_82xx_dev_request_reset, | |
360 | .cancel_idc_work = qlcnic_82xx_cancel_idc_work, | |
361 | .napi_add = qlcnic_82xx_napi_add, | |
4be41e92 | 362 | .napi_del = qlcnic_82xx_napi_del, |
7e2cf4fe SC |
363 | .config_ipaddr = qlcnic_82xx_config_ipaddr, |
364 | .clear_legacy_intr = qlcnic_82xx_clear_legacy_intr, | |
365 | }; | |
366 | ||
367 | struct qlcnic_nic_template qlcnic_vf_ops = { | |
368 | .config_bridged_mode = qlcnicvf_config_bridged_mode, | |
369 | .config_led = qlcnicvf_config_led, | |
370 | .start_firmware = qlcnicvf_start_firmware | |
9f26f547 AC |
371 | }; |
372 | ||
7e2cf4fe SC |
373 | static struct qlcnic_hardware_ops qlcnic_hw_ops = { |
374 | .read_crb = qlcnic_82xx_read_crb, | |
375 | .write_crb = qlcnic_82xx_write_crb, | |
376 | .read_reg = qlcnic_82xx_hw_read_wx_2M, | |
377 | .write_reg = qlcnic_82xx_hw_write_wx_2M, | |
378 | .get_mac_address = qlcnic_82xx_get_mac_address, | |
379 | .setup_intr = qlcnic_82xx_setup_intr, | |
380 | .alloc_mbx_args = qlcnic_82xx_alloc_mbx_args, | |
381 | .mbx_cmd = qlcnic_82xx_issue_cmd, | |
382 | .get_func_no = qlcnic_82xx_get_func_no, | |
383 | .api_lock = qlcnic_82xx_api_lock, | |
384 | .api_unlock = qlcnic_82xx_api_unlock, | |
385 | .add_sysfs = qlcnic_82xx_add_sysfs, | |
386 | .remove_sysfs = qlcnic_82xx_remove_sysfs, | |
387 | .process_lb_rcv_ring_diag = qlcnic_82xx_process_rcv_ring_diag, | |
388 | .create_rx_ctx = qlcnic_82xx_fw_cmd_create_rx_ctx, | |
389 | .create_tx_ctx = qlcnic_82xx_fw_cmd_create_tx_ctx, | |
390 | .setup_link_event = qlcnic_82xx_linkevent_request, | |
391 | .get_nic_info = qlcnic_82xx_get_nic_info, | |
392 | .get_pci_info = qlcnic_82xx_get_pci_info, | |
393 | .set_nic_info = qlcnic_82xx_set_nic_info, | |
394 | .change_macvlan = qlcnic_82xx_sre_macaddr_change, | |
395 | .napi_enable = qlcnic_82xx_napi_enable, | |
396 | .napi_disable = qlcnic_82xx_napi_disable, | |
397 | .config_intr_coal = qlcnic_82xx_config_intr_coalesce, | |
398 | .config_rss = qlcnic_82xx_config_rss, | |
399 | .config_hw_lro = qlcnic_82xx_config_hw_lro, | |
400 | .config_loopback = qlcnic_82xx_set_lb_mode, | |
401 | .clear_loopback = qlcnic_82xx_clear_lb_mode, | |
402 | .config_promisc_mode = qlcnic_82xx_nic_set_promisc, | |
403 | .change_l2_filter = qlcnic_82xx_change_filter, | |
404 | .get_board_info = qlcnic_82xx_get_board_info, | |
2e9d722d AC |
405 | }; |
406 | ||
7f966452 | 407 | int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix) |
af19b491 | 408 | { |
af19b491 | 409 | struct pci_dev *pdev = adapter->pdev; |
13159183 SC |
410 | int err = -1, i; |
411 | int max_tx_rings; | |
412 | ||
413 | if (!adapter->msix_entries) { | |
414 | adapter->msix_entries = kcalloc(num_msix, | |
415 | sizeof(struct msix_entry), | |
416 | GFP_KERNEL); | |
b2adaca9 | 417 | if (!adapter->msix_entries) |
13159183 | 418 | return -ENOMEM; |
13159183 | 419 | } |
af19b491 AKS |
420 | |
421 | adapter->max_sds_rings = 1; | |
af19b491 | 422 | adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED); |
af19b491 | 423 | |
79788450 | 424 | if (adapter->ahw->msix_supported) { |
f94bc1e7 | 425 | enable_msix: |
13159183 SC |
426 | for (i = 0; i < num_msix; i++) |
427 | adapter->msix_entries[i].entry = i; | |
af19b491 AKS |
428 | err = pci_enable_msix(pdev, adapter->msix_entries, num_msix); |
429 | if (err == 0) { | |
430 | adapter->flags |= QLCNIC_MSIX_ENABLED; | |
13159183 SC |
431 | if (qlcnic_83xx_check(adapter)) { |
432 | adapter->ahw->num_msix = num_msix; | |
433 | /* subtract mail box and tx ring vectors */ | |
434 | max_tx_rings = adapter->max_drv_tx_rings; | |
435 | adapter->max_sds_rings = num_msix - | |
436 | max_tx_rings - 1; | |
437 | } else { | |
438 | adapter->max_sds_rings = num_msix; | |
439 | } | |
af19b491 | 440 | dev_info(&pdev->dev, "using msi-x interrupts\n"); |
f94bc1e7 | 441 | return err; |
13159183 SC |
442 | } else if (err > 0) { |
443 | dev_info(&pdev->dev, | |
444 | "Unable to allocate %d MSI-X interrupt vectors\n", | |
445 | num_msix); | |
446 | if (qlcnic_83xx_check(adapter)) { | |
447 | if (err < QLC_83XX_MINIMUM_VECTOR) | |
448 | return err; | |
449 | err -= (adapter->max_drv_tx_rings + 1); | |
450 | num_msix = rounddown_pow_of_two(err); | |
451 | num_msix += (adapter->max_drv_tx_rings + 1); | |
452 | } else { | |
453 | num_msix = rounddown_pow_of_two(err); | |
454 | } | |
455 | ||
456 | if (num_msix) { | |
457 | dev_info(&pdev->dev, | |
dce056cb | 458 | "Trying to allocate %d MSI-X interrupt vectors\n", |
13159183 | 459 | num_msix); |
f94bc1e7 | 460 | goto enable_msix; |
13159183 SC |
461 | } |
462 | } else { | |
dce056cb MC |
463 | dev_info(&pdev->dev, |
464 | "Unable to allocate %d MSI-X interrupt vectors\n", | |
13159183 | 465 | num_msix); |
f94bc1e7 SC |
466 | } |
467 | } | |
13159183 | 468 | |
f94bc1e7 SC |
469 | return err; |
470 | } | |
af19b491 | 471 | |
9a97e705 | 472 | static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter) |
f94bc1e7 | 473 | { |
9a97e705 | 474 | int err = 0; |
15087c2b | 475 | u32 offset, mask_reg; |
f94bc1e7 | 476 | const struct qlcnic_legacy_intr_set *legacy_intrp; |
15087c2b | 477 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
f94bc1e7 | 478 | struct pci_dev *pdev = adapter->pdev; |
af19b491 | 479 | |
099f7aa7 | 480 | if (qlcnic_use_msi && !pci_enable_msi(pdev)) { |
af19b491 | 481 | adapter->flags |= QLCNIC_MSI_ENABLED; |
15087c2b SC |
482 | offset = msi_tgt_status[adapter->ahw->pci_func]; |
483 | adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter->ahw, | |
484 | offset); | |
af19b491 AKS |
485 | dev_info(&pdev->dev, "using msi interrupts\n"); |
486 | adapter->msix_entries[0].vector = pdev->irq; | |
9a97e705 | 487 | return err; |
af19b491 | 488 | } |
9a97e705 M |
489 | if (qlcnic_use_msi || qlcnic_use_msi_x) |
490 | return -EOPNOTSUPP; | |
af19b491 | 491 | |
f94bc1e7 | 492 | legacy_intrp = &legacy_intr[adapter->ahw->pci_func]; |
79788450 | 493 | adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit; |
15087c2b SC |
494 | offset = legacy_intrp->tgt_status_reg; |
495 | adapter->tgt_status_reg = qlcnic_get_ioaddr(ahw, offset); | |
496 | mask_reg = legacy_intrp->tgt_mask_reg; | |
497 | adapter->tgt_mask_reg = qlcnic_get_ioaddr(ahw, mask_reg); | |
498 | adapter->isr_int_vec = qlcnic_get_ioaddr(ahw, ISR_INT_VECTOR); | |
499 | adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG); | |
af19b491 AKS |
500 | dev_info(&pdev->dev, "using legacy interrupts\n"); |
501 | adapter->msix_entries[0].vector = pdev->irq; | |
9a97e705 | 502 | return err; |
af19b491 AKS |
503 | } |
504 | ||
7e2cf4fe | 505 | int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter, u8 num_intr) |
f94bc1e7 | 506 | { |
9a97e705 | 507 | int num_msix, err = 0; |
f94bc1e7 | 508 | |
7e2cf4fe SC |
509 | if (!num_intr) |
510 | num_intr = QLCNIC_DEF_NUM_STS_DESC_RINGS; | |
511 | ||
512 | if (adapter->ahw->msix_supported) | |
5f6ec29a | 513 | num_msix = rounddown_pow_of_two(min_t(int, num_online_cpus(), |
7e2cf4fe SC |
514 | num_intr)); |
515 | else | |
f94bc1e7 SC |
516 | num_msix = 1; |
517 | ||
7e2cf4fe SC |
518 | err = qlcnic_enable_msix(adapter, num_msix); |
519 | if (err == -ENOMEM || !err) | |
520 | return err; | |
f94bc1e7 | 521 | |
9a97e705 M |
522 | err = qlcnic_enable_msi_legacy(adapter); |
523 | if (!err) | |
524 | return err; | |
525 | ||
526 | return -EIO; | |
f94bc1e7 | 527 | } |
13159183 | 528 | |
319ecf12 | 529 | void qlcnic_teardown_intr(struct qlcnic_adapter *adapter) |
af19b491 AKS |
530 | { |
531 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
532 | pci_disable_msix(adapter->pdev); | |
533 | if (adapter->flags & QLCNIC_MSI_ENABLED) | |
534 | pci_disable_msi(adapter->pdev); | |
13159183 SC |
535 | |
536 | kfree(adapter->msix_entries); | |
537 | adapter->msix_entries = NULL; | |
538 | ||
539 | if (adapter->ahw->intr_tbl) { | |
540 | vfree(adapter->ahw->intr_tbl); | |
541 | adapter->ahw->intr_tbl = NULL; | |
542 | } | |
af19b491 AKS |
543 | } |
544 | ||
545 | static void | |
546 | qlcnic_cleanup_pci_map(struct qlcnic_adapter *adapter) | |
547 | { | |
b1fc6d3c AC |
548 | if (adapter->ahw->pci_base0 != NULL) |
549 | iounmap(adapter->ahw->pci_base0); | |
af19b491 AKS |
550 | } |
551 | ||
7e2cf4fe SC |
552 | static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter) |
553 | { | |
554 | struct qlcnic_pci_info *pci_info; | |
555 | int ret; | |
556 | ||
557 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) { | |
558 | switch (adapter->ahw->port_type) { | |
559 | case QLCNIC_GBE: | |
560 | adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_GBE_PORTS; | |
561 | break; | |
562 | case QLCNIC_XGBE: | |
563 | adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_XG_PORTS; | |
564 | break; | |
565 | } | |
566 | return 0; | |
567 | } | |
568 | ||
569 | if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) | |
570 | return 0; | |
571 | ||
572 | pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL); | |
573 | if (!pci_info) | |
574 | return -ENOMEM; | |
575 | ||
576 | ret = qlcnic_get_pci_info(adapter, pci_info); | |
577 | kfree(pci_info); | |
578 | return ret; | |
579 | } | |
d71170fb SC |
580 | |
581 | int qlcnic_init_pci_info(struct qlcnic_adapter *adapter) | |
346fe763 | 582 | { |
e88db3bd | 583 | struct qlcnic_pci_info *pci_info; |
bff57d8e SC |
584 | int i, ret = 0, j = 0; |
585 | u16 act_pci_func; | |
346fe763 RB |
586 | u8 pfn; |
587 | ||
e88db3bd DC |
588 | pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL); |
589 | if (!pci_info) | |
590 | return -ENOMEM; | |
591 | ||
bff57d8e SC |
592 | ret = qlcnic_get_pci_info(adapter, pci_info); |
593 | if (ret) | |
594 | goto err_pci_info; | |
595 | ||
596 | act_pci_func = adapter->ahw->act_pci_func; | |
597 | ||
ca315ac2 | 598 | adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) * |
bff57d8e | 599 | act_pci_func, GFP_KERNEL); |
e88db3bd | 600 | if (!adapter->npars) { |
900853a4 | 601 | ret = -ENOMEM; |
e88db3bd DC |
602 | goto err_pci_info; |
603 | } | |
346fe763 | 604 | |
ca315ac2 | 605 | adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) * |
346fe763 RB |
606 | QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL); |
607 | if (!adapter->eswitch) { | |
900853a4 | 608 | ret = -ENOMEM; |
ca315ac2 | 609 | goto err_npars; |
346fe763 RB |
610 | } |
611 | ||
ca315ac2 DC |
612 | for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { |
613 | pfn = pci_info[i].id; | |
bff57d8e | 614 | |
0f6efff9 | 615 | if (pfn >= QLCNIC_MAX_PCI_FUNC) { |
f848d6dd SC |
616 | ret = QL_STATUS_INVALID_PARAM; |
617 | goto err_eswitch; | |
618 | } | |
bff57d8e SC |
619 | |
620 | if (!pci_info[i].active || | |
621 | (pci_info[i].type != QLCNIC_TYPE_NIC)) | |
622 | continue; | |
623 | ||
624 | adapter->npars[j].pci_func = pfn; | |
625 | adapter->npars[j].active = (u8)pci_info[i].active; | |
626 | adapter->npars[j].type = (u8)pci_info[i].type; | |
627 | adapter->npars[j].phy_port = (u8)pci_info[i].default_port; | |
628 | adapter->npars[j].min_bw = pci_info[i].tx_min_bw; | |
629 | adapter->npars[j].max_bw = pci_info[i].tx_max_bw; | |
630 | j++; | |
346fe763 RB |
631 | } |
632 | ||
13159183 | 633 | for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) { |
ca315ac2 | 634 | adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE; |
13159183 SC |
635 | if (qlcnic_83xx_check(adapter)) |
636 | qlcnic_enable_eswitch(adapter, i, 1); | |
637 | } | |
ca315ac2 | 638 | |
e88db3bd | 639 | kfree(pci_info); |
ca315ac2 DC |
640 | return 0; |
641 | ||
642 | err_eswitch: | |
346fe763 RB |
643 | kfree(adapter->eswitch); |
644 | adapter->eswitch = NULL; | |
ca315ac2 | 645 | err_npars: |
346fe763 | 646 | kfree(adapter->npars); |
ca315ac2 | 647 | adapter->npars = NULL; |
e88db3bd DC |
648 | err_pci_info: |
649 | kfree(pci_info); | |
346fe763 RB |
650 | |
651 | return ret; | |
652 | } | |
653 | ||
2e9d722d AC |
654 | static int |
655 | qlcnic_set_function_modes(struct qlcnic_adapter *adapter) | |
656 | { | |
657 | u8 id; | |
2e9d722d AC |
658 | int i, ret = 1; |
659 | u32 data = QLCNIC_MGMT_FUNC; | |
bff57d8e | 660 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
2e9d722d | 661 | |
2e9d722d AC |
662 | ret = qlcnic_api_lock(adapter); |
663 | if (ret) | |
664 | goto err_lock; | |
2e9d722d | 665 | |
0e33c664 | 666 | if (qlcnic_config_npars) { |
bff57d8e SC |
667 | for (i = 0; i < ahw->act_pci_func; i++) { |
668 | id = adapter->npars[i].pci_func; | |
669 | if (id == ahw->pci_func) | |
0e33c664 AC |
670 | continue; |
671 | data |= (qlcnic_config_npars & | |
672 | QLC_DEV_SET_DRV(0xf, id)); | |
673 | } | |
674 | } else { | |
a15ebd37 | 675 | data = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); |
bff57d8e | 676 | data = (data & ~QLC_DEV_SET_DRV(0xf, ahw->pci_func)) | |
0e33c664 | 677 | (QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC, |
bff57d8e | 678 | ahw->pci_func)); |
2e9d722d | 679 | } |
a15ebd37 | 680 | QLC_SHARED_REG_WR32(adapter, QLCNIC_DRV_OP_MODE, data); |
2e9d722d AC |
681 | qlcnic_api_unlock(adapter); |
682 | err_lock: | |
683 | return ret; | |
684 | } | |
685 | ||
13159183 SC |
686 | static void qlcnic_check_vf(struct qlcnic_adapter *adapter, |
687 | const struct pci_device_id *ent) | |
2e9d722d | 688 | { |
2e9d722d AC |
689 | u32 op_mode, priv_level; |
690 | ||
691 | /* Determine FW API version */ | |
13159183 SC |
692 | adapter->ahw->fw_hal_version = QLC_SHARED_REG_RD32(adapter, |
693 | QLCNIC_FW_API); | |
2e9d722d AC |
694 | |
695 | /* Find PCI function number */ | |
13159183 | 696 | qlcnic_get_func_no(adapter); |
2e9d722d AC |
697 | |
698 | /* Determine function privilege level */ | |
13159183 | 699 | op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); |
0e33c664 | 700 | if (op_mode == QLC_DEV_DRV_DEFAULT) |
2e9d722d | 701 | priv_level = QLCNIC_MGMT_FUNC; |
0e33c664 | 702 | else |
b1fc6d3c | 703 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
2e9d722d | 704 | |
0866d96d | 705 | if (priv_level == QLCNIC_NON_PRIV_FUNC) { |
79788450 | 706 | adapter->ahw->op_mode = QLCNIC_NON_PRIV_FUNC; |
9f26f547 AC |
707 | dev_info(&adapter->pdev->dev, |
708 | "HAL Version: %d Non Privileged function\n", | |
79788450 | 709 | adapter->ahw->fw_hal_version); |
9f26f547 | 710 | adapter->nic_ops = &qlcnic_vf_ops; |
0866d96d AC |
711 | } else |
712 | adapter->nic_ops = &qlcnic_ops; | |
2e9d722d AC |
713 | } |
714 | ||
15087c2b | 715 | #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL |
13159183 | 716 | #define QLCNIC_83XX_BAR0_LENGTH 0x4000 |
15087c2b SC |
717 | static void qlcnic_get_bar_length(u32 dev_id, ulong *bar) |
718 | { | |
719 | switch (dev_id) { | |
720 | case PCI_DEVICE_ID_QLOGIC_QLE824X: | |
721 | *bar = QLCNIC_82XX_BAR0_LENGTH; | |
722 | break; | |
13159183 SC |
723 | case PCI_DEVICE_ID_QLOGIC_QLE834X: |
724 | *bar = QLCNIC_83XX_BAR0_LENGTH; | |
725 | break; | |
15087c2b SC |
726 | default: |
727 | *bar = 0; | |
728 | } | |
729 | } | |
730 | ||
731 | static int qlcnic_setup_pci_map(struct pci_dev *pdev, | |
732 | struct qlcnic_hardware_context *ahw) | |
af19b491 | 733 | { |
15087c2b | 734 | u32 offset; |
af19b491 | 735 | void __iomem *mem_ptr0 = NULL; |
15087c2b | 736 | unsigned long mem_len, pci_len0 = 0, bar0_len; |
af19b491 | 737 | |
af19b491 | 738 | /* remap phys address */ |
af19b491 AKS |
739 | mem_len = pci_resource_len(pdev, 0); |
740 | ||
15087c2b SC |
741 | qlcnic_get_bar_length(pdev->device, &bar0_len); |
742 | if (mem_len >= bar0_len) { | |
af19b491 AKS |
743 | |
744 | mem_ptr0 = pci_ioremap_bar(pdev, 0); | |
745 | if (mem_ptr0 == NULL) { | |
746 | dev_err(&pdev->dev, "failed to map PCI bar 0\n"); | |
747 | return -EIO; | |
748 | } | |
749 | pci_len0 = mem_len; | |
750 | } else { | |
751 | return -EIO; | |
752 | } | |
753 | ||
754 | dev_info(&pdev->dev, "%dMB memory map\n", (int)(mem_len>>20)); | |
7e2cf4fe | 755 | |
15087c2b SC |
756 | ahw->pci_base0 = mem_ptr0; |
757 | ahw->pci_len0 = pci_len0; | |
758 | offset = QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw->pci_func)); | |
759 | qlcnic_get_ioaddr(ahw, offset); | |
af19b491 AKS |
760 | |
761 | return 0; | |
762 | } | |
763 | ||
22999798 | 764 | static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name) |
af19b491 AKS |
765 | { |
766 | struct pci_dev *pdev = adapter->pdev; | |
767 | int i, found = 0; | |
768 | ||
769 | for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) { | |
770 | if (qlcnic_boards[i].vendor == pdev->vendor && | |
771 | qlcnic_boards[i].device == pdev->device && | |
772 | qlcnic_boards[i].sub_vendor == pdev->subsystem_vendor && | |
773 | qlcnic_boards[i].sub_device == pdev->subsystem_device) { | |
02f6e46f SC |
774 | sprintf(name, "%pM: %s" , |
775 | adapter->mac_addr, | |
776 | qlcnic_boards[i].short_name); | |
af19b491 AKS |
777 | found = 1; |
778 | break; | |
779 | } | |
780 | ||
781 | } | |
782 | ||
783 | if (!found) | |
7f9a0c34 | 784 | sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr); |
af19b491 AKS |
785 | } |
786 | ||
787 | static void | |
788 | qlcnic_check_options(struct qlcnic_adapter *adapter) | |
789 | { | |
a15ebd37 | 790 | int err; |
031a4a26 | 791 | u32 fw_major, fw_minor, fw_build, prev_fw_version; |
af19b491 | 792 | struct pci_dev *pdev = adapter->pdev; |
a15ebd37 HM |
793 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
794 | struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump; | |
031a4a26 SV |
795 | |
796 | prev_fw_version = adapter->fw_version; | |
af19b491 | 797 | |
a15ebd37 HM |
798 | fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR); |
799 | fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR); | |
800 | fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB); | |
af19b491 AKS |
801 | |
802 | adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build); | |
803 | ||
a15ebd37 HM |
804 | err = qlcnic_get_board_info(adapter); |
805 | if (err) { | |
806 | dev_err(&pdev->dev, "Error getting board config info.\n"); | |
807 | return; | |
808 | } | |
809 | if (ahw->op_mode != QLCNIC_NON_PRIV_FUNC) { | |
031a4a26 SV |
810 | if (fw_dump->tmpl_hdr == NULL || |
811 | adapter->fw_version > prev_fw_version) { | |
812 | if (fw_dump->tmpl_hdr) | |
813 | vfree(fw_dump->tmpl_hdr); | |
814 | if (!qlcnic_fw_cmd_get_minidump_temp(adapter)) | |
815 | dev_info(&pdev->dev, | |
816 | "Supports FW dump capability\n"); | |
817 | } | |
818 | } | |
819 | ||
13159183 SC |
820 | dev_info(&pdev->dev, "Driver v%s, firmware v%d.%d.%d\n", |
821 | QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build); | |
822 | ||
b1fc6d3c | 823 | if (adapter->ahw->port_type == QLCNIC_XGBE) { |
90d19005 SC |
824 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { |
825 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF; | |
826 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF; | |
827 | } else { | |
828 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G; | |
829 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_10G; | |
830 | } | |
831 | ||
af19b491 | 832 | adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; |
90d19005 SC |
833 | adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; |
834 | ||
b1fc6d3c | 835 | } else if (adapter->ahw->port_type == QLCNIC_GBE) { |
af19b491 AKS |
836 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G; |
837 | adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; | |
90d19005 SC |
838 | adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; |
839 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G; | |
af19b491 AKS |
840 | } |
841 | ||
099f7aa7 | 842 | adapter->ahw->msix_supported = !!qlcnic_use_msi_x; |
af19b491 AKS |
843 | |
844 | adapter->num_txd = MAX_CMD_DESCRIPTORS; | |
845 | ||
251b036a | 846 | adapter->max_rds_rings = MAX_RDS_RINGS; |
af19b491 AKS |
847 | } |
848 | ||
174240a8 RB |
849 | static int |
850 | qlcnic_initialize_nic(struct qlcnic_adapter *adapter) | |
851 | { | |
852 | int err; | |
853 | struct qlcnic_info nic_info; | |
854 | ||
bff57d8e | 855 | memset(&nic_info, 0, sizeof(struct qlcnic_info)); |
b1fc6d3c | 856 | err = qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw->pci_func); |
174240a8 RB |
857 | if (err) |
858 | return err; | |
859 | ||
79788450 SC |
860 | adapter->ahw->physical_port = (u8)nic_info.phys_port; |
861 | adapter->ahw->switch_mode = nic_info.switch_mode; | |
862 | adapter->ahw->max_tx_ques = nic_info.max_tx_ques; | |
863 | adapter->ahw->max_rx_ques = nic_info.max_rx_ques; | |
864 | adapter->ahw->capabilities = nic_info.capabilities; | |
776e7bde SS |
865 | |
866 | if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) { | |
867 | u32 temp; | |
868 | temp = QLCRD32(adapter, CRB_FW_CAPABILITIES_2); | |
869 | adapter->ahw->capabilities2 = temp; | |
870 | } | |
79788450 SC |
871 | adapter->ahw->max_mac_filters = nic_info.max_mac_filters; |
872 | adapter->ahw->max_mtu = nic_info.max_mtu; | |
174240a8 | 873 | |
13159183 SC |
874 | /* Disable NPAR for 83XX */ |
875 | if (qlcnic_83xx_check(adapter)) | |
876 | return err; | |
877 | ||
79788450 | 878 | if (adapter->ahw->capabilities & BIT_6) |
174240a8 RB |
879 | adapter->flags |= QLCNIC_ESWITCH_ENABLED; |
880 | else | |
881 | adapter->flags &= ~QLCNIC_ESWITCH_ENABLED; | |
882 | ||
883 | return err; | |
884 | } | |
885 | ||
ec079a07 SC |
886 | void qlcnic_set_vlan_config(struct qlcnic_adapter *adapter, |
887 | struct qlcnic_esw_func_cfg *esw_cfg) | |
8cf61f89 AKS |
888 | { |
889 | if (esw_cfg->discard_tagged) | |
890 | adapter->flags &= ~QLCNIC_TAGGING_ENABLED; | |
891 | else | |
892 | adapter->flags |= QLCNIC_TAGGING_ENABLED; | |
893 | ||
894 | if (esw_cfg->vlan_id) | |
895 | adapter->pvid = esw_cfg->vlan_id; | |
896 | else | |
897 | adapter->pvid = 0; | |
898 | } | |
899 | ||
8e586137 | 900 | static int |
b9796a14 AC |
901 | qlcnic_vlan_rx_add(struct net_device *netdev, u16 vid) |
902 | { | |
903 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
904 | set_bit(vid, adapter->vlans); | |
8e586137 | 905 | return 0; |
b9796a14 AC |
906 | } |
907 | ||
8e586137 | 908 | static int |
b9796a14 AC |
909 | qlcnic_vlan_rx_del(struct net_device *netdev, u16 vid) |
910 | { | |
911 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
912 | ||
913 | qlcnic_restore_indev_addr(netdev, NETDEV_DOWN); | |
914 | clear_bit(vid, adapter->vlans); | |
8e586137 | 915 | return 0; |
b9796a14 AC |
916 | } |
917 | ||
ec079a07 SC |
918 | void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter, |
919 | struct qlcnic_esw_func_cfg *esw_cfg) | |
0325d69b | 920 | { |
ee07c1a7 RB |
921 | adapter->flags &= ~(QLCNIC_MACSPOOF | QLCNIC_MAC_OVERRIDE_DISABLED | |
922 | QLCNIC_PROMISC_DISABLED); | |
7613c87b RB |
923 | |
924 | if (esw_cfg->mac_anti_spoof) | |
925 | adapter->flags |= QLCNIC_MACSPOOF; | |
fe4d434d | 926 | |
7373373d RB |
927 | if (!esw_cfg->mac_override) |
928 | adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED; | |
929 | ||
ee07c1a7 RB |
930 | if (!esw_cfg->promisc_mode) |
931 | adapter->flags |= QLCNIC_PROMISC_DISABLED; | |
932 | ||
0325d69b RB |
933 | qlcnic_set_netdev_features(adapter, esw_cfg); |
934 | } | |
935 | ||
d71170fb | 936 | int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter) |
0325d69b RB |
937 | { |
938 | struct qlcnic_esw_func_cfg esw_cfg; | |
939 | ||
940 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) | |
941 | return 0; | |
942 | ||
b1fc6d3c | 943 | esw_cfg.pci_func = adapter->ahw->pci_func; |
0325d69b RB |
944 | if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg)) |
945 | return -EIO; | |
8cf61f89 | 946 | qlcnic_set_vlan_config(adapter, &esw_cfg); |
0325d69b RB |
947 | qlcnic_set_eswitch_port_features(adapter, &esw_cfg); |
948 | ||
949 | return 0; | |
950 | } | |
951 | ||
952 | static void | |
953 | qlcnic_set_netdev_features(struct qlcnic_adapter *adapter, | |
954 | struct qlcnic_esw_func_cfg *esw_cfg) | |
955 | { | |
956 | struct net_device *netdev = adapter->netdev; | |
13159183 SC |
957 | unsigned long features, vlan_features; |
958 | ||
959 | if (qlcnic_83xx_check(adapter)) | |
960 | return; | |
0325d69b | 961 | |
7e38d04b SC |
962 | features = (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | |
963 | NETIF_F_IPV6_CSUM | NETIF_F_GRO); | |
0325d69b | 964 | vlan_features = (NETIF_F_SG | NETIF_F_IP_CSUM | |
13159183 | 965 | NETIF_F_IPV6_CSUM); |
0325d69b | 966 | |
13159183 | 967 | if (QLCNIC_IS_TSO_CAPABLE(adapter)) { |
0325d69b RB |
968 | features |= (NETIF_F_TSO | NETIF_F_TSO6); |
969 | vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6); | |
970 | } | |
b56421d0 RB |
971 | |
972 | if (netdev->features & NETIF_F_LRO) | |
0325d69b RB |
973 | features |= NETIF_F_LRO; |
974 | ||
975 | if (esw_cfg->offload_flags & BIT_0) { | |
976 | netdev->features |= features; | |
13159183 | 977 | adapter->rx_csum = 1; |
7e38d04b | 978 | if (!(esw_cfg->offload_flags & BIT_1)) { |
0325d69b | 979 | netdev->features &= ~NETIF_F_TSO; |
7e38d04b SC |
980 | features &= ~NETIF_F_TSO; |
981 | } | |
982 | if (!(esw_cfg->offload_flags & BIT_2)) { | |
0325d69b | 983 | netdev->features &= ~NETIF_F_TSO6; |
7e38d04b SC |
984 | features &= ~NETIF_F_TSO6; |
985 | } | |
0325d69b RB |
986 | } else { |
987 | netdev->features &= ~features; | |
7e38d04b | 988 | features &= ~features; |
13159183 | 989 | adapter->rx_csum = 0; |
0325d69b RB |
990 | } |
991 | ||
992 | netdev->vlan_features = (features & vlan_features); | |
993 | } | |
994 | ||
0866d96d AC |
995 | static int |
996 | qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter) | |
997 | { | |
0866d96d AC |
998 | u32 op_mode, priv_level; |
999 | int err = 0; | |
1000 | ||
174240a8 RB |
1001 | err = qlcnic_initialize_nic(adapter); |
1002 | if (err) | |
1003 | return err; | |
1004 | ||
0866d96d AC |
1005 | if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED) |
1006 | return 0; | |
1007 | ||
13159183 | 1008 | op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); |
b1fc6d3c | 1009 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
0866d96d AC |
1010 | |
1011 | if (op_mode == QLC_DEV_DRV_DEFAULT) | |
1012 | priv_level = QLCNIC_MGMT_FUNC; | |
1013 | else | |
b1fc6d3c | 1014 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
0866d96d | 1015 | |
174240a8 | 1016 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { |
0866d96d | 1017 | if (priv_level == QLCNIC_MGMT_FUNC) { |
79788450 | 1018 | adapter->ahw->op_mode = QLCNIC_MGMT_FUNC; |
0866d96d AC |
1019 | err = qlcnic_init_pci_info(adapter); |
1020 | if (err) | |
1021 | return err; | |
1022 | /* Set privilege level for other functions */ | |
1023 | qlcnic_set_function_modes(adapter); | |
1024 | dev_info(&adapter->pdev->dev, | |
1025 | "HAL Version: %d, Management function\n", | |
79788450 | 1026 | adapter->ahw->fw_hal_version); |
0866d96d | 1027 | } else if (priv_level == QLCNIC_PRIV_FUNC) { |
79788450 | 1028 | adapter->ahw->op_mode = QLCNIC_PRIV_FUNC; |
0866d96d AC |
1029 | dev_info(&adapter->pdev->dev, |
1030 | "HAL Version: %d, Privileged function\n", | |
79788450 | 1031 | adapter->ahw->fw_hal_version); |
0866d96d | 1032 | } |
174240a8 | 1033 | } |
0866d96d AC |
1034 | |
1035 | adapter->flags |= QLCNIC_ADAPTER_INITIALIZED; | |
1036 | ||
1037 | return err; | |
1038 | } | |
1039 | ||
d71170fb | 1040 | int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter) |
0325d69b RB |
1041 | { |
1042 | struct qlcnic_esw_func_cfg esw_cfg; | |
1043 | struct qlcnic_npar_info *npar; | |
1044 | u8 i; | |
1045 | ||
174240a8 | 1046 | if (adapter->need_fw_reset) |
0325d69b RB |
1047 | return 0; |
1048 | ||
bff57d8e | 1049 | for (i = 0; i < adapter->ahw->act_pci_func; i++) { |
0325d69b | 1050 | memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg)); |
bff57d8e | 1051 | esw_cfg.pci_func = adapter->npars[i].pci_func; |
7373373d | 1052 | esw_cfg.mac_override = BIT_0; |
ee07c1a7 | 1053 | esw_cfg.promisc_mode = BIT_0; |
bff57d8e SC |
1054 | if (qlcnic_82xx_check(adapter)) { |
1055 | esw_cfg.offload_flags = BIT_0; | |
1056 | if (QLCNIC_IS_TSO_CAPABLE(adapter)) | |
1057 | esw_cfg.offload_flags |= (BIT_1 | BIT_2); | |
1058 | } | |
0325d69b RB |
1059 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) |
1060 | return -EIO; | |
1061 | npar = &adapter->npars[i]; | |
1062 | npar->pvid = esw_cfg.vlan_id; | |
7373373d | 1063 | npar->mac_override = esw_cfg.mac_override; |
0325d69b RB |
1064 | npar->mac_anti_spoof = esw_cfg.mac_anti_spoof; |
1065 | npar->discard_tagged = esw_cfg.discard_tagged; | |
1066 | npar->promisc_mode = esw_cfg.promisc_mode; | |
1067 | npar->offload_flags = esw_cfg.offload_flags; | |
1068 | } | |
1069 | ||
1070 | return 0; | |
1071 | } | |
1072 | ||
13159183 | 1073 | |
4e8acb01 RB |
1074 | static int |
1075 | qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter, | |
1076 | struct qlcnic_npar_info *npar, int pci_func) | |
1077 | { | |
1078 | struct qlcnic_esw_func_cfg esw_cfg; | |
1079 | esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS; | |
1080 | esw_cfg.pci_func = pci_func; | |
1081 | esw_cfg.vlan_id = npar->pvid; | |
7373373d | 1082 | esw_cfg.mac_override = npar->mac_override; |
4e8acb01 RB |
1083 | esw_cfg.discard_tagged = npar->discard_tagged; |
1084 | esw_cfg.mac_anti_spoof = npar->mac_anti_spoof; | |
1085 | esw_cfg.offload_flags = npar->offload_flags; | |
1086 | esw_cfg.promisc_mode = npar->promisc_mode; | |
1087 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) | |
1088 | return -EIO; | |
1089 | ||
1090 | esw_cfg.op_mode = QLCNIC_ADD_VLAN; | |
1091 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) | |
1092 | return -EIO; | |
1093 | ||
1094 | return 0; | |
1095 | } | |
1096 | ||
d71170fb | 1097 | int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter) |
cea8975e | 1098 | { |
4e8acb01 | 1099 | int i, err; |
cea8975e AC |
1100 | struct qlcnic_npar_info *npar; |
1101 | struct qlcnic_info nic_info; | |
bff57d8e | 1102 | u8 pci_func; |
cea8975e | 1103 | |
bff57d8e SC |
1104 | if (qlcnic_82xx_check(adapter)) |
1105 | if (!adapter->need_fw_reset) | |
1106 | return 0; | |
cea8975e | 1107 | |
4e8acb01 | 1108 | /* Set the NPAR config data after FW reset */ |
bff57d8e | 1109 | for (i = 0; i < adapter->ahw->act_pci_func; i++) { |
4e8acb01 | 1110 | npar = &adapter->npars[i]; |
bff57d8e SC |
1111 | pci_func = npar->pci_func; |
1112 | memset(&nic_info, 0, sizeof(struct qlcnic_info)); | |
13159183 | 1113 | err = qlcnic_get_nic_info(adapter, &nic_info, pci_func); |
4e8acb01 RB |
1114 | if (err) |
1115 | return err; | |
1116 | nic_info.min_tx_bw = npar->min_bw; | |
1117 | nic_info.max_tx_bw = npar->max_bw; | |
1118 | err = qlcnic_set_nic_info(adapter, &nic_info); | |
1119 | if (err) | |
1120 | return err; | |
cea8975e | 1121 | |
4e8acb01 RB |
1122 | if (npar->enable_pm) { |
1123 | err = qlcnic_config_port_mirroring(adapter, | |
bff57d8e SC |
1124 | npar->dest_npar, 1, |
1125 | pci_func); | |
4e8acb01 RB |
1126 | if (err) |
1127 | return err; | |
cea8975e | 1128 | } |
bff57d8e | 1129 | err = qlcnic_reset_eswitch_config(adapter, npar, pci_func); |
4e8acb01 RB |
1130 | if (err) |
1131 | return err; | |
cea8975e | 1132 | } |
4e8acb01 | 1133 | return 0; |
cea8975e AC |
1134 | } |
1135 | ||
78f84e1a AKS |
1136 | static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter) |
1137 | { | |
1138 | u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO; | |
1139 | u32 npar_state; | |
1140 | ||
79788450 | 1141 | if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) |
78f84e1a AKS |
1142 | return 0; |
1143 | ||
a15ebd37 HM |
1144 | npar_state = QLC_SHARED_REG_RD32(adapter, |
1145 | QLCNIC_CRB_DEV_NPAR_STATE); | |
78f84e1a AKS |
1146 | while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) { |
1147 | msleep(1000); | |
a15ebd37 HM |
1148 | npar_state = QLC_SHARED_REG_RD32(adapter, |
1149 | QLCNIC_CRB_DEV_NPAR_STATE); | |
78f84e1a AKS |
1150 | } |
1151 | if (!npar_opt_timeo) { | |
1152 | dev_err(&adapter->pdev->dev, | |
1153 | "Waiting for NPAR state to opertional timeout\n"); | |
1154 | return -EIO; | |
1155 | } | |
1156 | return 0; | |
1157 | } | |
1158 | ||
174240a8 RB |
1159 | static int |
1160 | qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter) | |
1161 | { | |
1162 | int err; | |
1163 | ||
1164 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) || | |
79788450 | 1165 | adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) |
174240a8 RB |
1166 | return 0; |
1167 | ||
1168 | err = qlcnic_set_default_offload_settings(adapter); | |
1169 | if (err) | |
1170 | return err; | |
1171 | ||
1172 | err = qlcnic_reset_npar_config(adapter); | |
1173 | if (err) | |
1174 | return err; | |
1175 | ||
1176 | qlcnic_dev_set_npar_ready(adapter); | |
1177 | ||
1178 | return err; | |
1179 | } | |
1180 | ||
7e2cf4fe | 1181 | int qlcnic_82xx_start_firmware(struct qlcnic_adapter *adapter) |
af19b491 | 1182 | { |
d4066833 | 1183 | int err; |
af19b491 | 1184 | |
aa5e18c0 SC |
1185 | err = qlcnic_can_start_firmware(adapter); |
1186 | if (err < 0) | |
1187 | return err; | |
1188 | else if (!err) | |
d4066833 | 1189 | goto check_fw_status; |
af19b491 | 1190 | |
099f7aa7 | 1191 | if (qlcnic_load_fw_file) |
4d5bdb38 | 1192 | qlcnic_request_firmware(adapter); |
8f891387 | 1193 | else { |
8cfdce08 SC |
1194 | err = qlcnic_check_flash_fw_ver(adapter); |
1195 | if (err) | |
8f891387 | 1196 | goto err_out; |
1197 | ||
79788450 | 1198 | adapter->ahw->fw_type = QLCNIC_FLASH_ROMIMAGE; |
8f891387 | 1199 | } |
af19b491 AKS |
1200 | |
1201 | err = qlcnic_need_fw_reset(adapter); | |
af19b491 | 1202 | if (err == 0) |
4e70812b | 1203 | goto check_fw_status; |
af19b491 | 1204 | |
d4066833 SC |
1205 | err = qlcnic_pinit_from_rom(adapter); |
1206 | if (err) | |
1207 | goto err_out; | |
af19b491 AKS |
1208 | |
1209 | err = qlcnic_load_firmware(adapter); | |
1210 | if (err) | |
1211 | goto err_out; | |
1212 | ||
1213 | qlcnic_release_firmware(adapter); | |
d4066833 | 1214 | QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION); |
af19b491 | 1215 | |
d4066833 SC |
1216 | check_fw_status: |
1217 | err = qlcnic_check_fw_status(adapter); | |
af19b491 AKS |
1218 | if (err) |
1219 | goto err_out; | |
1220 | ||
a15ebd37 | 1221 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY); |
6df900e9 | 1222 | qlcnic_idc_debug_info(adapter, 1); |
0866d96d AC |
1223 | err = qlcnic_check_eswitch_mode(adapter); |
1224 | if (err) { | |
1225 | dev_err(&adapter->pdev->dev, | |
1226 | "Memory allocation failed for eswitch\n"); | |
1227 | goto err_out; | |
1228 | } | |
174240a8 RB |
1229 | err = qlcnic_set_mgmt_operations(adapter); |
1230 | if (err) | |
1231 | goto err_out; | |
1232 | ||
1233 | qlcnic_check_options(adapter); | |
af19b491 AKS |
1234 | adapter->need_fw_reset = 0; |
1235 | ||
a7fc948f AKS |
1236 | qlcnic_release_firmware(adapter); |
1237 | return 0; | |
af19b491 AKS |
1238 | |
1239 | err_out: | |
a15ebd37 | 1240 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED); |
a7fc948f | 1241 | dev_err(&adapter->pdev->dev, "Device state set to failed\n"); |
0866d96d | 1242 | |
af19b491 AKS |
1243 | qlcnic_release_firmware(adapter); |
1244 | return err; | |
1245 | } | |
1246 | ||
1247 | static int | |
1248 | qlcnic_request_irq(struct qlcnic_adapter *adapter) | |
1249 | { | |
1250 | irq_handler_t handler; | |
1251 | struct qlcnic_host_sds_ring *sds_ring; | |
13159183 | 1252 | struct qlcnic_host_tx_ring *tx_ring; |
af19b491 AKS |
1253 | int err, ring; |
1254 | ||
1255 | unsigned long flags = 0; | |
1256 | struct net_device *netdev = adapter->netdev; | |
b1fc6d3c | 1257 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 | 1258 | |
79788450 | 1259 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
13159183 SC |
1260 | if (qlcnic_82xx_check(adapter)) |
1261 | handler = qlcnic_tmp_intr; | |
7eb9855d AKS |
1262 | if (!QLCNIC_IS_MSI_FAMILY(adapter)) |
1263 | flags |= IRQF_SHARED; | |
1264 | ||
1265 | } else { | |
1266 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
1267 | handler = qlcnic_msix_intr; | |
1268 | else if (adapter->flags & QLCNIC_MSI_ENABLED) | |
1269 | handler = qlcnic_msi_intr; | |
1270 | else { | |
1271 | flags |= IRQF_SHARED; | |
1272 | handler = qlcnic_intr; | |
1273 | } | |
af19b491 AKS |
1274 | } |
1275 | adapter->irq = netdev->irq; | |
1276 | ||
13159183 SC |
1277 | if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) { |
1278 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { | |
1279 | sds_ring = &recv_ctx->sds_rings[ring]; | |
1280 | snprintf(sds_ring->name, sizeof(int) + IFNAMSIZ, | |
1281 | "%s[%d]", netdev->name, ring); | |
1282 | err = request_irq(sds_ring->irq, handler, flags, | |
1283 | sds_ring->name, sds_ring); | |
1284 | if (err) | |
1285 | return err; | |
1286 | } | |
1287 | if (qlcnic_83xx_check(adapter) && | |
1288 | (adapter->flags & QLCNIC_MSIX_ENABLED)) { | |
1289 | handler = qlcnic_msix_tx_intr; | |
1290 | for (ring = 0; ring < adapter->max_drv_tx_rings; | |
1291 | ring++) { | |
1292 | tx_ring = &adapter->tx_ring[ring]; | |
1293 | snprintf(tx_ring->name, sizeof(int) + IFNAMSIZ, | |
1294 | "%s[%d]", netdev->name, | |
1295 | adapter->max_sds_rings + ring); | |
1296 | err = request_irq(tx_ring->irq, handler, flags, | |
1297 | tx_ring->name, tx_ring); | |
1298 | if (err) | |
1299 | return err; | |
1300 | } | |
1301 | } | |
af19b491 | 1302 | } |
af19b491 AKS |
1303 | return 0; |
1304 | } | |
1305 | ||
1306 | static void | |
1307 | qlcnic_free_irq(struct qlcnic_adapter *adapter) | |
1308 | { | |
1309 | int ring; | |
1310 | struct qlcnic_host_sds_ring *sds_ring; | |
13159183 | 1311 | struct qlcnic_host_tx_ring *tx_ring; |
af19b491 | 1312 | |
b1fc6d3c | 1313 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 | 1314 | |
13159183 SC |
1315 | if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) { |
1316 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { | |
1317 | sds_ring = &recv_ctx->sds_rings[ring]; | |
1318 | free_irq(sds_ring->irq, sds_ring); | |
1319 | } | |
1320 | if (qlcnic_83xx_check(adapter)) { | |
1321 | for (ring = 0; ring < adapter->max_drv_tx_rings; | |
1322 | ring++) { | |
1323 | tx_ring = &adapter->tx_ring[ring]; | |
1324 | if (tx_ring->irq) | |
1325 | free_irq(tx_ring->irq, tx_ring); | |
1326 | } | |
1327 | } | |
af19b491 AKS |
1328 | } |
1329 | } | |
1330 | ||
319ecf12 | 1331 | int __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 | 1332 | { |
8a15ad1f | 1333 | int ring; |
cae82d49 RB |
1334 | u32 capab2; |
1335 | ||
8a15ad1f AKS |
1336 | struct qlcnic_host_rds_ring *rds_ring; |
1337 | ||
af19b491 AKS |
1338 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) |
1339 | return -EIO; | |
1340 | ||
8a15ad1f AKS |
1341 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
1342 | return 0; | |
0325d69b RB |
1343 | if (qlcnic_set_eswitch_port_config(adapter)) |
1344 | return -EIO; | |
8a15ad1f | 1345 | |
79788450 | 1346 | if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) { |
cae82d49 RB |
1347 | capab2 = QLCRD32(adapter, CRB_FW_CAPABILITIES_2); |
1348 | if (capab2 & QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG) | |
1349 | adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; | |
1350 | } | |
1351 | ||
8a15ad1f AKS |
1352 | if (qlcnic_fw_create_ctx(adapter)) |
1353 | return -EIO; | |
1354 | ||
1355 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { | |
b1fc6d3c | 1356 | rds_ring = &adapter->recv_ctx->rds_rings[ring]; |
4be41e92 | 1357 | qlcnic_post_rx_buffers(adapter, rds_ring, ring); |
8a15ad1f AKS |
1358 | } |
1359 | ||
af19b491 AKS |
1360 | qlcnic_set_multi(netdev); |
1361 | qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu); | |
1362 | ||
b1fc6d3c | 1363 | adapter->ahw->linkup = 0; |
af19b491 AKS |
1364 | |
1365 | if (adapter->max_sds_rings > 1) | |
1366 | qlcnic_config_rss(adapter, 1); | |
1367 | ||
1368 | qlcnic_config_intr_coalesce(adapter); | |
1369 | ||
24763d80 | 1370 | if (netdev->features & NETIF_F_LRO) |
af19b491 AKS |
1371 | qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED); |
1372 | ||
1373 | qlcnic_napi_enable(adapter); | |
1374 | ||
1375 | qlcnic_linkevent_request(adapter, 1); | |
1376 | ||
79788450 | 1377 | adapter->ahw->reset_context = 0; |
af19b491 AKS |
1378 | set_bit(__QLCNIC_DEV_UP, &adapter->state); |
1379 | return 0; | |
1380 | } | |
1381 | ||
629263ac | 1382 | int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 AKS |
1383 | { |
1384 | int err = 0; | |
1385 | ||
1386 | rtnl_lock(); | |
1387 | if (netif_running(netdev)) | |
1388 | err = __qlcnic_up(adapter, netdev); | |
1389 | rtnl_unlock(); | |
1390 | ||
1391 | return err; | |
1392 | } | |
1393 | ||
319ecf12 | 1394 | void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 AKS |
1395 | { |
1396 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) | |
1397 | return; | |
1398 | ||
1399 | if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state)) | |
1400 | return; | |
1401 | ||
1402 | smp_mb(); | |
1403 | spin_lock(&adapter->tx_clean_lock); | |
1404 | netif_carrier_off(netdev); | |
1405 | netif_tx_disable(netdev); | |
1406 | ||
1407 | qlcnic_free_mac_list(adapter); | |
1408 | ||
b5e5492c AKS |
1409 | if (adapter->fhash.fnum) |
1410 | qlcnic_delete_lb_filters(adapter); | |
1411 | ||
af19b491 AKS |
1412 | qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE); |
1413 | ||
1414 | qlcnic_napi_disable(adapter); | |
1415 | ||
8a15ad1f | 1416 | qlcnic_fw_destroy_ctx(adapter); |
cae82d49 | 1417 | adapter->flags &= ~QLCNIC_FW_LRO_MSS_CAP; |
8a15ad1f AKS |
1418 | |
1419 | qlcnic_reset_rx_buffers_list(adapter); | |
af19b491 AKS |
1420 | qlcnic_release_tx_buffers(adapter); |
1421 | spin_unlock(&adapter->tx_clean_lock); | |
1422 | } | |
1423 | ||
1424 | /* Usage: During suspend and firmware recovery module */ | |
1425 | ||
629263ac | 1426 | void qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 AKS |
1427 | { |
1428 | rtnl_lock(); | |
1429 | if (netif_running(netdev)) | |
1430 | __qlcnic_down(adapter, netdev); | |
1431 | rtnl_unlock(); | |
1432 | ||
1433 | } | |
1434 | ||
319ecf12 | 1435 | int |
af19b491 AKS |
1436 | qlcnic_attach(struct qlcnic_adapter *adapter) |
1437 | { | |
1438 | struct net_device *netdev = adapter->netdev; | |
1439 | struct pci_dev *pdev = adapter->pdev; | |
8a15ad1f | 1440 | int err; |
af19b491 AKS |
1441 | |
1442 | if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) | |
1443 | return 0; | |
1444 | ||
af19b491 AKS |
1445 | err = qlcnic_napi_add(adapter, netdev); |
1446 | if (err) | |
1447 | return err; | |
1448 | ||
1449 | err = qlcnic_alloc_sw_resources(adapter); | |
1450 | if (err) { | |
1451 | dev_err(&pdev->dev, "Error in setting sw resources\n"); | |
8a15ad1f | 1452 | goto err_out_napi_del; |
af19b491 AKS |
1453 | } |
1454 | ||
1455 | err = qlcnic_alloc_hw_resources(adapter); | |
1456 | if (err) { | |
1457 | dev_err(&pdev->dev, "Error in setting hw resources\n"); | |
1458 | goto err_out_free_sw; | |
1459 | } | |
1460 | ||
af19b491 AKS |
1461 | err = qlcnic_request_irq(adapter); |
1462 | if (err) { | |
1463 | dev_err(&pdev->dev, "failed to setup interrupt\n"); | |
8a15ad1f | 1464 | goto err_out_free_hw; |
af19b491 AKS |
1465 | } |
1466 | ||
af19b491 AKS |
1467 | qlcnic_create_sysfs_entries(adapter); |
1468 | ||
1469 | adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC; | |
1470 | return 0; | |
1471 | ||
8a15ad1f | 1472 | err_out_free_hw: |
af19b491 AKS |
1473 | qlcnic_free_hw_resources(adapter); |
1474 | err_out_free_sw: | |
1475 | qlcnic_free_sw_resources(adapter); | |
8a15ad1f AKS |
1476 | err_out_napi_del: |
1477 | qlcnic_napi_del(adapter); | |
af19b491 AKS |
1478 | return err; |
1479 | } | |
1480 | ||
319ecf12 | 1481 | void qlcnic_detach(struct qlcnic_adapter *adapter) |
af19b491 AKS |
1482 | { |
1483 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) | |
1484 | return; | |
1485 | ||
1486 | qlcnic_remove_sysfs_entries(adapter); | |
1487 | ||
1488 | qlcnic_free_hw_resources(adapter); | |
1489 | qlcnic_release_rx_buffers(adapter); | |
1490 | qlcnic_free_irq(adapter); | |
1491 | qlcnic_napi_del(adapter); | |
1492 | qlcnic_free_sw_resources(adapter); | |
1493 | ||
1494 | adapter->is_up = 0; | |
1495 | } | |
1496 | ||
7eb9855d AKS |
1497 | void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings) |
1498 | { | |
1499 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
1500 | struct qlcnic_host_sds_ring *sds_ring; | |
1501 | int ring; | |
1502 | ||
78ad3892 | 1503 | clear_bit(__QLCNIC_DEV_UP, &adapter->state); |
79788450 | 1504 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
cdaff185 | 1505 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
b1fc6d3c | 1506 | sds_ring = &adapter->recv_ctx->sds_rings[ring]; |
ba4468db | 1507 | qlcnic_disable_int(sds_ring); |
cdaff185 | 1508 | } |
7eb9855d AKS |
1509 | } |
1510 | ||
8a15ad1f AKS |
1511 | qlcnic_fw_destroy_ctx(adapter); |
1512 | ||
7eb9855d AKS |
1513 | qlcnic_detach(adapter); |
1514 | ||
79788450 | 1515 | adapter->ahw->diag_test = 0; |
7eb9855d AKS |
1516 | adapter->max_sds_rings = max_sds_rings; |
1517 | ||
1518 | if (qlcnic_attach(adapter)) | |
34ce3626 | 1519 | goto out; |
7eb9855d AKS |
1520 | |
1521 | if (netif_running(netdev)) | |
1522 | __qlcnic_up(adapter, netdev); | |
34ce3626 | 1523 | out: |
7eb9855d AKS |
1524 | netif_device_attach(netdev); |
1525 | } | |
1526 | ||
b1fc6d3c AC |
1527 | static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter) |
1528 | { | |
1529 | int err = 0; | |
b1fc6d3c AC |
1530 | adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context), |
1531 | GFP_KERNEL); | |
1532 | if (!adapter->recv_ctx) { | |
b1fc6d3c | 1533 | err = -ENOMEM; |
8816d009 | 1534 | goto err_out; |
b1fc6d3c | 1535 | } |
8816d009 AC |
1536 | /* Initialize interrupt coalesce parameters */ |
1537 | adapter->ahw->coal.flag = QLCNIC_INTR_DEFAULT; | |
1538 | adapter->ahw->coal.rx_time_us = QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US; | |
1539 | adapter->ahw->coal.rx_packets = QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS; | |
4be41e92 SC |
1540 | /* clear stats */ |
1541 | memset(&adapter->stats, 0, sizeof(adapter->stats)); | |
b1fc6d3c AC |
1542 | err_out: |
1543 | return err; | |
1544 | } | |
1545 | ||
1546 | static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter) | |
1547 | { | |
1548 | kfree(adapter->recv_ctx); | |
1549 | adapter->recv_ctx = NULL; | |
1550 | ||
18f2f616 AC |
1551 | if (adapter->ahw->fw_dump.tmpl_hdr) { |
1552 | vfree(adapter->ahw->fw_dump.tmpl_hdr); | |
1553 | adapter->ahw->fw_dump.tmpl_hdr = NULL; | |
1554 | } | |
4be41e92 | 1555 | |
81d0aeb0 | 1556 | kfree(adapter->ahw->reset.buff); |
4be41e92 | 1557 | adapter->ahw->fw_dump.tmpl_hdr = NULL; |
b1fc6d3c AC |
1558 | } |
1559 | ||
7eb9855d AKS |
1560 | int qlcnic_diag_alloc_res(struct net_device *netdev, int test) |
1561 | { | |
1562 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
1563 | struct qlcnic_host_sds_ring *sds_ring; | |
8a15ad1f | 1564 | struct qlcnic_host_rds_ring *rds_ring; |
7eb9855d AKS |
1565 | int ring; |
1566 | int ret; | |
1567 | ||
1568 | netif_device_detach(netdev); | |
1569 | ||
1570 | if (netif_running(netdev)) | |
1571 | __qlcnic_down(adapter, netdev); | |
1572 | ||
1573 | qlcnic_detach(adapter); | |
1574 | ||
1575 | adapter->max_sds_rings = 1; | |
79788450 | 1576 | adapter->ahw->diag_test = test; |
4be41e92 | 1577 | adapter->ahw->linkup = 0; |
7eb9855d AKS |
1578 | |
1579 | ret = qlcnic_attach(adapter); | |
34ce3626 AKS |
1580 | if (ret) { |
1581 | netif_device_attach(netdev); | |
7eb9855d | 1582 | return ret; |
34ce3626 | 1583 | } |
7eb9855d | 1584 | |
8a15ad1f AKS |
1585 | ret = qlcnic_fw_create_ctx(adapter); |
1586 | if (ret) { | |
1587 | qlcnic_detach(adapter); | |
57e46248 | 1588 | netif_device_attach(netdev); |
8a15ad1f AKS |
1589 | return ret; |
1590 | } | |
1591 | ||
1592 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { | |
b1fc6d3c | 1593 | rds_ring = &adapter->recv_ctx->rds_rings[ring]; |
4be41e92 | 1594 | qlcnic_post_rx_buffers(adapter, rds_ring, ring); |
8a15ad1f AKS |
1595 | } |
1596 | ||
79788450 | 1597 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
cdaff185 | 1598 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
b1fc6d3c | 1599 | sds_ring = &adapter->recv_ctx->sds_rings[ring]; |
ba4468db | 1600 | qlcnic_enable_int(sds_ring); |
cdaff185 | 1601 | } |
7eb9855d | 1602 | } |
22c8c934 | 1603 | |
79788450 | 1604 | if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) { |
22c8c934 SC |
1605 | adapter->ahw->loopback_state = 0; |
1606 | qlcnic_linkevent_request(adapter, 1); | |
1607 | } | |
1608 | ||
78ad3892 | 1609 | set_bit(__QLCNIC_DEV_UP, &adapter->state); |
7eb9855d AKS |
1610 | |
1611 | return 0; | |
1612 | } | |
1613 | ||
68bf1c68 AKS |
1614 | /* Reset context in hardware only */ |
1615 | static int | |
1616 | qlcnic_reset_hw_context(struct qlcnic_adapter *adapter) | |
1617 | { | |
1618 | struct net_device *netdev = adapter->netdev; | |
1619 | ||
1620 | if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
1621 | return -EBUSY; | |
1622 | ||
1623 | netif_device_detach(netdev); | |
1624 | ||
1625 | qlcnic_down(adapter, netdev); | |
1626 | ||
1627 | qlcnic_up(adapter, netdev); | |
1628 | ||
1629 | netif_device_attach(netdev); | |
1630 | ||
1631 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
13159183 | 1632 | dev_err(&adapter->pdev->dev, "%s:\n", __func__); |
68bf1c68 AKS |
1633 | return 0; |
1634 | } | |
1635 | ||
af19b491 AKS |
1636 | int |
1637 | qlcnic_reset_context(struct qlcnic_adapter *adapter) | |
1638 | { | |
1639 | int err = 0; | |
1640 | struct net_device *netdev = adapter->netdev; | |
1641 | ||
1642 | if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
1643 | return -EBUSY; | |
1644 | ||
1645 | if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) { | |
1646 | ||
1647 | netif_device_detach(netdev); | |
1648 | ||
1649 | if (netif_running(netdev)) | |
1650 | __qlcnic_down(adapter, netdev); | |
1651 | ||
1652 | qlcnic_detach(adapter); | |
1653 | ||
1654 | if (netif_running(netdev)) { | |
1655 | err = qlcnic_attach(adapter); | |
1d5c88e3 | 1656 | if (!err) { |
34ce3626 | 1657 | __qlcnic_up(adapter, netdev); |
1d5c88e3 AC |
1658 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
1659 | } | |
af19b491 AKS |
1660 | } |
1661 | ||
1662 | netif_device_attach(netdev); | |
1663 | } | |
1664 | ||
af19b491 AKS |
1665 | clear_bit(__QLCNIC_RESETTING, &adapter->state); |
1666 | return err; | |
1667 | } | |
1668 | ||
1669 | static int | |
5ad6ff9d SC |
1670 | qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev, |
1671 | int pci_using_dac) | |
af19b491 AKS |
1672 | { |
1673 | int err; | |
1674 | struct pci_dev *pdev = adapter->pdev; | |
1675 | ||
13159183 | 1676 | adapter->rx_csum = 1; |
79788450 | 1677 | adapter->ahw->mc_enabled = 0; |
13159183 | 1678 | adapter->ahw->max_mc_count = QLCNIC_MAX_MC_COUNT; |
af19b491 AKS |
1679 | |
1680 | netdev->netdev_ops = &qlcnic_netdev_ops; | |
13159183 | 1681 | netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ; |
af19b491 AKS |
1682 | |
1683 | qlcnic_change_mtu(netdev, netdev->mtu); | |
1684 | ||
1685 | SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_ops); | |
1686 | ||
7e38d04b | 1687 | netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | |
13159183 SC |
1688 | NETIF_F_IPV6_CSUM | NETIF_F_GRO | |
1689 | NETIF_F_HW_VLAN_RX); | |
1690 | netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM | | |
1691 | NETIF_F_IPV6_CSUM); | |
ac8d0c4f | 1692 | |
13159183 SC |
1693 | if (QLCNIC_IS_TSO_CAPABLE(adapter)) { |
1694 | netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6); | |
1695 | netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6); | |
1696 | } | |
af19b491 | 1697 | |
13159183 SC |
1698 | if (pci_using_dac) { |
1699 | netdev->features |= NETIF_F_HIGHDMA; | |
1700 | netdev->vlan_features |= NETIF_F_HIGHDMA; | |
1701 | } | |
af19b491 | 1702 | |
13159183 SC |
1703 | if (qlcnic_vlan_tx_check(adapter)) |
1704 | netdev->features |= (NETIF_F_HW_VLAN_TX); | |
135d84a9 | 1705 | |
13159183 SC |
1706 | if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO) |
1707 | netdev->features |= NETIF_F_LRO; | |
135d84a9 | 1708 | |
7e38d04b | 1709 | netdev->hw_features = netdev->features; |
af19b491 AKS |
1710 | netdev->irq = adapter->msix_entries[0].vector; |
1711 | ||
af19b491 AKS |
1712 | err = register_netdev(netdev); |
1713 | if (err) { | |
1714 | dev_err(&pdev->dev, "failed to register net device\n"); | |
1715 | return err; | |
1716 | } | |
1717 | ||
1718 | return 0; | |
1719 | } | |
1720 | ||
5ad6ff9d | 1721 | static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac) |
1bb09fb9 AKS |
1722 | { |
1723 | if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && | |
1724 | !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64))) | |
1725 | *pci_using_dac = 1; | |
1726 | else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) && | |
1727 | !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) | |
1728 | *pci_using_dac = 0; | |
1729 | else { | |
1730 | dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n"); | |
1731 | return -EIO; | |
1732 | } | |
1733 | ||
1734 | return 0; | |
1735 | } | |
1736 | ||
4be41e92 SC |
1737 | void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter) |
1738 | { | |
1739 | int ring; | |
1740 | struct qlcnic_host_tx_ring *tx_ring; | |
1741 | ||
1742 | for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { | |
1743 | tx_ring = &adapter->tx_ring[ring]; | |
1744 | if (tx_ring && tx_ring->cmd_buf_arr != NULL) { | |
1745 | vfree(tx_ring->cmd_buf_arr); | |
1746 | tx_ring->cmd_buf_arr = NULL; | |
1747 | } | |
1748 | } | |
1749 | if (adapter->tx_ring != NULL) | |
1750 | kfree(adapter->tx_ring); | |
1751 | } | |
1752 | ||
1753 | int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter, | |
1754 | struct net_device *netdev) | |
1755 | { | |
b2adaca9 | 1756 | int ring, vector, index; |
4be41e92 SC |
1757 | struct qlcnic_host_tx_ring *tx_ring; |
1758 | struct qlcnic_cmd_buffer *cmd_buf_arr; | |
1759 | ||
b2adaca9 JP |
1760 | tx_ring = kcalloc(adapter->max_drv_tx_rings, |
1761 | sizeof(struct qlcnic_host_tx_ring), GFP_KERNEL); | |
1762 | if (tx_ring == NULL) | |
4be41e92 | 1763 | return -ENOMEM; |
b2adaca9 | 1764 | |
4be41e92 SC |
1765 | adapter->tx_ring = tx_ring; |
1766 | ||
1767 | for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { | |
1768 | tx_ring = &adapter->tx_ring[ring]; | |
1769 | tx_ring->num_desc = adapter->num_txd; | |
1770 | tx_ring->txq = netdev_get_tx_queue(netdev, ring); | |
1771 | cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring)); | |
1772 | if (cmd_buf_arr == NULL) { | |
4be41e92 SC |
1773 | qlcnic_free_tx_rings(adapter); |
1774 | return -ENOMEM; | |
1775 | } | |
1776 | memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(tx_ring)); | |
1777 | tx_ring->cmd_buf_arr = cmd_buf_arr; | |
1778 | } | |
1779 | ||
1780 | if (qlcnic_83xx_check(adapter)) { | |
1781 | for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { | |
1782 | tx_ring = &adapter->tx_ring[ring]; | |
1783 | tx_ring->adapter = adapter; | |
1784 | if (adapter->flags & QLCNIC_MSIX_ENABLED) { | |
1785 | index = adapter->max_sds_rings + ring; | |
1786 | vector = adapter->msix_entries[index].vector; | |
1787 | tx_ring->irq = vector; | |
1788 | } | |
1789 | } | |
1790 | } | |
1791 | return 0; | |
1792 | } | |
1793 | ||
6bb58bb0 | 1794 | static int |
af19b491 AKS |
1795 | qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) |
1796 | { | |
1797 | struct net_device *netdev = NULL; | |
1798 | struct qlcnic_adapter *adapter = NULL; | |
7e2cf4fe | 1799 | struct qlcnic_hardware_context *ahw; |
5ad6ff9d | 1800 | int err, pci_using_dac = -1; |
c84e340a | 1801 | u32 capab2; |
7bc48646 | 1802 | char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */ |
af19b491 AKS |
1803 | |
1804 | err = pci_enable_device(pdev); | |
1805 | if (err) | |
1806 | return err; | |
1807 | ||
1808 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
1809 | err = -ENODEV; | |
1810 | goto err_out_disable_pdev; | |
1811 | } | |
1812 | ||
1bb09fb9 AKS |
1813 | err = qlcnic_set_dma_mask(pdev, &pci_using_dac); |
1814 | if (err) | |
1815 | goto err_out_disable_pdev; | |
1816 | ||
af19b491 AKS |
1817 | err = pci_request_regions(pdev, qlcnic_driver_name); |
1818 | if (err) | |
1819 | goto err_out_disable_pdev; | |
1820 | ||
1821 | pci_set_master(pdev); | |
451724c8 | 1822 | pci_enable_pcie_error_reporting(pdev); |
af19b491 | 1823 | |
7e2cf4fe SC |
1824 | ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL); |
1825 | if (!ahw) | |
1826 | goto err_out_free_res; | |
1827 | ||
1828 | if (ent->device == PCI_DEVICE_ID_QLOGIC_QLE824X) { | |
1829 | ahw->hw_ops = &qlcnic_hw_ops; | |
1830 | ahw->reg_tbl = (u32 *)qlcnic_reg_tbl; | |
13159183 SC |
1831 | } else if (ent->device == PCI_DEVICE_ID_QLOGIC_QLE834X) { |
1832 | qlcnic_83xx_register_map(ahw); | |
1833 | } else { | |
1834 | goto err_out_free_hw_res; | |
7e2cf4fe SC |
1835 | } |
1836 | ||
1837 | err = qlcnic_setup_pci_map(pdev, ahw); | |
1838 | if (err) | |
1839 | goto err_out_free_hw_res; | |
1840 | ||
af19b491 AKS |
1841 | netdev = alloc_etherdev(sizeof(struct qlcnic_adapter)); |
1842 | if (!netdev) { | |
af19b491 | 1843 | err = -ENOMEM; |
7e2cf4fe | 1844 | goto err_out_iounmap; |
af19b491 AKS |
1845 | } |
1846 | ||
1847 | SET_NETDEV_DEV(netdev, &pdev->dev); | |
1848 | ||
1849 | adapter = netdev_priv(netdev); | |
1850 | adapter->netdev = netdev; | |
1851 | adapter->pdev = pdev; | |
13159183 SC |
1852 | adapter->ahw = ahw; |
1853 | ||
1854 | adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic"); | |
1855 | if (adapter->qlcnic_wq == NULL) { | |
1856 | dev_err(&pdev->dev, "Failed to create workqueue\n"); | |
1857 | goto err_out_free_netdev; | |
1858 | } | |
af19b491 | 1859 | |
2dfc9671 PST |
1860 | err = qlcnic_alloc_adapter_resources(adapter); |
1861 | if (err) | |
b1fc6d3c AC |
1862 | goto err_out_free_netdev; |
1863 | ||
1864 | adapter->dev_rst_time = jiffies; | |
7e2cf4fe | 1865 | adapter->ahw->revision_id = pdev->revision; |
fe1adc6b JK |
1866 | if (qlcnic_mac_learn == FDB_MAC_LEARN) |
1867 | adapter->fdb_mac_learn = true; | |
1868 | else if (qlcnic_mac_learn == DRV_MAC_LEARN) | |
1869 | adapter->drv_mac_learn = true; | |
7e2cf4fe | 1870 | adapter->max_drv_tx_rings = 1; |
af19b491 | 1871 | |
b1fc6d3c AC |
1872 | rwlock_init(&adapter->ahw->crb_lock); |
1873 | mutex_init(&adapter->ahw->mem_lock); | |
af19b491 AKS |
1874 | |
1875 | spin_lock_init(&adapter->tx_clean_lock); | |
1876 | INIT_LIST_HEAD(&adapter->mac_list); | |
1877 | ||
7e2cf4fe | 1878 | if (qlcnic_82xx_check(adapter)) { |
13159183 | 1879 | qlcnic_check_vf(adapter, ent); |
7e2cf4fe SC |
1880 | adapter->portnum = adapter->ahw->pci_func; |
1881 | err = qlcnic_start_firmware(adapter); | |
1882 | if (err) { | |
1883 | dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n"); | |
1884 | goto err_out_free_hw; | |
1885 | } | |
af19b491 | 1886 | |
7e2cf4fe SC |
1887 | err = qlcnic_setup_idc_param(adapter); |
1888 | if (err) | |
1889 | goto err_out_free_hw; | |
b0044bcf | 1890 | |
7e2cf4fe | 1891 | adapter->flags |= QLCNIC_NEED_FLR; |
13159183 SC |
1892 | } else if (qlcnic_83xx_check(adapter)) { |
1893 | qlcnic_83xx_check_vf(adapter, ent); | |
1894 | adapter->portnum = adapter->ahw->pci_func; | |
629263ac SC |
1895 | err = qlcnic_83xx_init(adapter); |
1896 | if (err) { | |
1897 | dev_err(&pdev->dev, "%s: failed\n", __func__); | |
1898 | goto err_out_free_hw; | |
1899 | } | |
13159183 SC |
1900 | } else { |
1901 | dev_err(&pdev->dev, | |
1902 | "%s: failed. Please Reboot\n", __func__); | |
1903 | goto err_out_free_hw; | |
a7fc948f | 1904 | } |
af19b491 | 1905 | |
da48e6c3 RB |
1906 | if (qlcnic_read_mac_addr(adapter)) |
1907 | dev_warn(&pdev->dev, "failed to read mac addr\n"); | |
1908 | ||
1909 | if (adapter->portnum == 0) { | |
22999798 | 1910 | qlcnic_get_board_name(adapter, board_name); |
13159183 | 1911 | |
da48e6c3 | 1912 | pr_info("%s: %s Board Chip rev 0x%x\n", |
22999798 SC |
1913 | module_name(THIS_MODULE), |
1914 | board_name, adapter->ahw->revision_id); | |
da48e6c3 | 1915 | } |
7e2cf4fe | 1916 | err = qlcnic_setup_intr(adapter, 0); |
9a97e705 M |
1917 | if (err) { |
1918 | dev_err(&pdev->dev, "Failed to setup interrupt\n"); | |
7e2cf4fe | 1919 | goto err_out_disable_msi; |
9a97e705 | 1920 | } |
f94bc1e7 | 1921 | |
13159183 SC |
1922 | if (qlcnic_83xx_check(adapter)) { |
1923 | err = qlcnic_83xx_setup_mbx_intr(adapter); | |
1924 | if (err) | |
1925 | goto err_out_disable_msi; | |
1926 | } | |
af19b491 | 1927 | |
1bb09fb9 | 1928 | err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac); |
af19b491 | 1929 | if (err) |
7e2cf4fe | 1930 | goto err_out_disable_mbx_intr; |
af19b491 | 1931 | |
c84e340a SV |
1932 | if (qlcnic_82xx_check(adapter)) { |
1933 | if (ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) { | |
1934 | capab2 = QLCRD32(adapter, CRB_FW_CAPABILITIES_2); | |
1935 | if (capab2 & QLCNIC_FW_CAPABILITY_2_OCBB) | |
1936 | qlcnic_fw_cmd_set_drv_version(adapter); | |
1937 | } | |
1938 | } | |
1939 | ||
af19b491 AKS |
1940 | pci_set_drvdata(pdev, adapter); |
1941 | ||
97ee45eb SC |
1942 | if (qlcnic_82xx_check(adapter)) |
1943 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, | |
1944 | FW_POLL_DELAY); | |
af19b491 | 1945 | |
b1fc6d3c | 1946 | switch (adapter->ahw->port_type) { |
af19b491 AKS |
1947 | case QLCNIC_GBE: |
1948 | dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n", | |
1949 | adapter->netdev->name); | |
1950 | break; | |
1951 | case QLCNIC_XGBE: | |
1952 | dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n", | |
1953 | adapter->netdev->name); | |
1954 | break; | |
1955 | } | |
1956 | ||
7e2cf4fe SC |
1957 | if (qlcnic_get_act_pci_func(adapter)) |
1958 | goto err_out_disable_mbx_intr; | |
1959 | ||
fe1adc6b | 1960 | if (adapter->drv_mac_learn) |
e5dcf6dc SC |
1961 | qlcnic_alloc_lb_filters_mem(adapter); |
1962 | ||
7e2cf4fe | 1963 | qlcnic_add_sysfs(adapter); |
af19b491 AKS |
1964 | |
1965 | return 0; | |
1966 | ||
7e2cf4fe | 1967 | err_out_disable_mbx_intr: |
13159183 SC |
1968 | if (qlcnic_83xx_check(adapter)) { |
1969 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
1970 | qlcnic_83xx_config_intrpt(adapter, 0); | |
1971 | qlcnic_83xx_free_mbx_intr(adapter); | |
1972 | } | |
7e2cf4fe | 1973 | |
af19b491 AKS |
1974 | err_out_disable_msi: |
1975 | qlcnic_teardown_intr(adapter); | |
7e2cf4fe | 1976 | qlcnic_cancel_idc_work(adapter); |
21854f02 | 1977 | qlcnic_clr_all_drv_state(adapter, 0); |
af19b491 | 1978 | |
b1fc6d3c AC |
1979 | err_out_free_hw: |
1980 | qlcnic_free_adapter_resources(adapter); | |
1981 | ||
af19b491 AKS |
1982 | err_out_free_netdev: |
1983 | free_netdev(netdev); | |
1984 | ||
7e2cf4fe SC |
1985 | err_out_iounmap: |
1986 | qlcnic_cleanup_pci_map(adapter); | |
1987 | ||
1988 | err_out_free_hw_res: | |
1989 | kfree(ahw); | |
1990 | ||
af19b491 AKS |
1991 | err_out_free_res: |
1992 | pci_release_regions(pdev); | |
1993 | ||
1994 | err_out_disable_pdev: | |
1995 | pci_set_drvdata(pdev, NULL); | |
1996 | pci_disable_device(pdev); | |
1997 | return err; | |
1998 | } | |
1999 | ||
6bb58bb0 | 2000 | static void qlcnic_remove(struct pci_dev *pdev) |
af19b491 AKS |
2001 | { |
2002 | struct qlcnic_adapter *adapter; | |
2003 | struct net_device *netdev; | |
13159183 | 2004 | struct qlcnic_hardware_context *ahw; |
af19b491 AKS |
2005 | |
2006 | adapter = pci_get_drvdata(pdev); | |
2007 | if (adapter == NULL) | |
2008 | return; | |
2009 | ||
2010 | netdev = adapter->netdev; | |
2011 | ||
13159183 SC |
2012 | qlcnic_cancel_idc_work(adapter); |
2013 | ahw = adapter->ahw; | |
af19b491 AKS |
2014 | |
2015 | unregister_netdev(netdev); | |
2016 | ||
13159183 SC |
2017 | if (qlcnic_83xx_check(adapter)) { |
2018 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
2019 | qlcnic_83xx_config_intrpt(adapter, 0); | |
2020 | qlcnic_83xx_free_mbx_intr(adapter); | |
3d73b5fd JK |
2021 | qlcnic_83xx_register_nic_idc_func(adapter, 0); |
2022 | cancel_delayed_work_sync(&adapter->idc_aen_work); | |
13159183 SC |
2023 | } |
2024 | ||
af19b491 AKS |
2025 | qlcnic_detach(adapter); |
2026 | ||
2e9d722d AC |
2027 | if (adapter->npars != NULL) |
2028 | kfree(adapter->npars); | |
2029 | if (adapter->eswitch != NULL) | |
2030 | kfree(adapter->eswitch); | |
2031 | ||
97ee45eb SC |
2032 | if (qlcnic_82xx_check(adapter)) |
2033 | qlcnic_clr_all_drv_state(adapter, 0); | |
af19b491 AKS |
2034 | |
2035 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
2036 | ||
b5e5492c AKS |
2037 | qlcnic_free_lb_filters_mem(adapter); |
2038 | ||
af19b491 AKS |
2039 | qlcnic_teardown_intr(adapter); |
2040 | ||
13159183 | 2041 | qlcnic_remove_sysfs(adapter); |
af19b491 AKS |
2042 | |
2043 | qlcnic_cleanup_pci_map(adapter); | |
2044 | ||
2045 | qlcnic_release_firmware(adapter); | |
2046 | ||
451724c8 | 2047 | pci_disable_pcie_error_reporting(pdev); |
af19b491 AKS |
2048 | pci_release_regions(pdev); |
2049 | pci_disable_device(pdev); | |
2050 | pci_set_drvdata(pdev, NULL); | |
2051 | ||
13159183 SC |
2052 | if (adapter->qlcnic_wq) { |
2053 | destroy_workqueue(adapter->qlcnic_wq); | |
2054 | adapter->qlcnic_wq = NULL; | |
2055 | } | |
b1fc6d3c | 2056 | qlcnic_free_adapter_resources(adapter); |
13159183 | 2057 | kfree(ahw); |
af19b491 AKS |
2058 | free_netdev(netdev); |
2059 | } | |
2060 | static int __qlcnic_shutdown(struct pci_dev *pdev) | |
2061 | { | |
2062 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
2063 | struct net_device *netdev = adapter->netdev; | |
2064 | int retval; | |
2065 | ||
2066 | netif_device_detach(netdev); | |
2067 | ||
13159183 | 2068 | qlcnic_cancel_idc_work(adapter); |
af19b491 AKS |
2069 | |
2070 | if (netif_running(netdev)) | |
2071 | qlcnic_down(adapter, netdev); | |
2072 | ||
97ee45eb SC |
2073 | if (qlcnic_82xx_check(adapter)) |
2074 | qlcnic_clr_all_drv_state(adapter, 0); | |
af19b491 AKS |
2075 | |
2076 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
2077 | ||
2078 | retval = pci_save_state(pdev); | |
2079 | if (retval) | |
2080 | return retval; | |
97ee45eb SC |
2081 | if (qlcnic_82xx_check(adapter)) { |
2082 | if (qlcnic_wol_supported(adapter)) { | |
2083 | pci_enable_wake(pdev, PCI_D3cold, 1); | |
2084 | pci_enable_wake(pdev, PCI_D3hot, 1); | |
2085 | } | |
af19b491 AKS |
2086 | } |
2087 | ||
2088 | return 0; | |
2089 | } | |
2090 | ||
2091 | static void qlcnic_shutdown(struct pci_dev *pdev) | |
2092 | { | |
2093 | if (__qlcnic_shutdown(pdev)) | |
2094 | return; | |
2095 | ||
2096 | pci_disable_device(pdev); | |
2097 | } | |
2098 | ||
2099 | #ifdef CONFIG_PM | |
2100 | static int | |
2101 | qlcnic_suspend(struct pci_dev *pdev, pm_message_t state) | |
2102 | { | |
2103 | int retval; | |
2104 | ||
2105 | retval = __qlcnic_shutdown(pdev); | |
2106 | if (retval) | |
2107 | return retval; | |
2108 | ||
2109 | pci_set_power_state(pdev, pci_choose_state(pdev, state)); | |
2110 | return 0; | |
2111 | } | |
2112 | ||
2113 | static int | |
2114 | qlcnic_resume(struct pci_dev *pdev) | |
2115 | { | |
2116 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
2117 | struct net_device *netdev = adapter->netdev; | |
2118 | int err; | |
2119 | ||
2120 | err = pci_enable_device(pdev); | |
2121 | if (err) | |
2122 | return err; | |
2123 | ||
2124 | pci_set_power_state(pdev, PCI_D0); | |
2125 | pci_set_master(pdev); | |
2126 | pci_restore_state(pdev); | |
2127 | ||
13159183 | 2128 | err = qlcnic_start_firmware(adapter); |
af19b491 AKS |
2129 | if (err) { |
2130 | dev_err(&pdev->dev, "failed to start firmware\n"); | |
2131 | return err; | |
2132 | } | |
2133 | ||
2134 | if (netif_running(netdev)) { | |
af19b491 AKS |
2135 | err = qlcnic_up(adapter, netdev); |
2136 | if (err) | |
52486a3a | 2137 | goto done; |
af19b491 | 2138 | |
aec1e845 | 2139 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
af19b491 | 2140 | } |
52486a3a | 2141 | done: |
af19b491 AKS |
2142 | netif_device_attach(netdev); |
2143 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); | |
2144 | return 0; | |
af19b491 AKS |
2145 | } |
2146 | #endif | |
2147 | ||
2148 | static int qlcnic_open(struct net_device *netdev) | |
2149 | { | |
2150 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2151 | int err; | |
2152 | ||
c55ad8e5 AKS |
2153 | netif_carrier_off(netdev); |
2154 | ||
af19b491 AKS |
2155 | err = qlcnic_attach(adapter); |
2156 | if (err) | |
2157 | return err; | |
2158 | ||
2159 | err = __qlcnic_up(adapter, netdev); | |
2160 | if (err) | |
2161 | goto err_out; | |
2162 | ||
2163 | netif_start_queue(netdev); | |
2164 | ||
2165 | return 0; | |
2166 | ||
2167 | err_out: | |
2168 | qlcnic_detach(adapter); | |
2169 | return err; | |
2170 | } | |
2171 | ||
2172 | /* | |
2173 | * qlcnic_close - Disables a network interface entry point | |
2174 | */ | |
2175 | static int qlcnic_close(struct net_device *netdev) | |
2176 | { | |
2177 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2178 | ||
2179 | __qlcnic_down(adapter, netdev); | |
13159183 | 2180 | |
af19b491 AKS |
2181 | return 0; |
2182 | } | |
2183 | ||
e5dcf6dc | 2184 | void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter) |
b5e5492c AKS |
2185 | { |
2186 | void *head; | |
2187 | int i; | |
13159183 SC |
2188 | struct net_device *netdev = adapter->netdev; |
2189 | u32 filter_size = 0; | |
2190 | u16 act_pci_func = 0; | |
b5e5492c | 2191 | |
e5dcf6dc | 2192 | if (adapter->fhash.fmax && adapter->fhash.fhead) |
b5e5492c AKS |
2193 | return; |
2194 | ||
13159183 | 2195 | act_pci_func = adapter->ahw->act_pci_func; |
b5e5492c AKS |
2196 | spin_lock_init(&adapter->mac_learn_lock); |
2197 | ||
13159183 SC |
2198 | if (qlcnic_82xx_check(adapter)) { |
2199 | filter_size = QLCNIC_LB_MAX_FILTERS; | |
2200 | adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE; | |
2201 | } else { | |
2202 | filter_size = QLC_83XX_LB_MAX_FILTERS; | |
2203 | adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE; | |
2204 | } | |
2205 | ||
2206 | head = kcalloc(adapter->fhash.fbucket_size, | |
1d9219dd | 2207 | sizeof(struct hlist_head), GFP_ATOMIC); |
13159183 | 2208 | |
b5e5492c AKS |
2209 | if (!head) |
2210 | return; | |
2211 | ||
13159183 | 2212 | adapter->fhash.fmax = (filter_size / act_pci_func); |
43d620c8 | 2213 | adapter->fhash.fhead = head; |
b5e5492c | 2214 | |
13159183 SC |
2215 | netdev_info(netdev, "active nic func = %d, mac filter size=%d\n", |
2216 | act_pci_func, adapter->fhash.fmax); | |
2217 | ||
2218 | for (i = 0; i < adapter->fhash.fbucket_size; i++) | |
b5e5492c AKS |
2219 | INIT_HLIST_HEAD(&adapter->fhash.fhead[i]); |
2220 | } | |
2221 | ||
2222 | static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter) | |
2223 | { | |
2224 | if (adapter->fhash.fmax && adapter->fhash.fhead) | |
2225 | kfree(adapter->fhash.fhead); | |
2226 | ||
2227 | adapter->fhash.fhead = NULL; | |
2228 | adapter->fhash.fmax = 0; | |
2229 | } | |
2230 | ||
629263ac | 2231 | int qlcnic_check_temp(struct qlcnic_adapter *adapter) |
af19b491 AKS |
2232 | { |
2233 | struct net_device *netdev = adapter->netdev; | |
97ee45eb | 2234 | u32 temp_state, temp_val, temp = 0; |
af19b491 AKS |
2235 | int rv = 0; |
2236 | ||
13159183 SC |
2237 | if (qlcnic_83xx_check(adapter)) |
2238 | temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP); | |
2239 | ||
97ee45eb | 2240 | if (qlcnic_82xx_check(adapter)) |
a15ebd37 | 2241 | temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP); |
af19b491 AKS |
2242 | |
2243 | temp_state = qlcnic_get_temp_state(temp); | |
2244 | temp_val = qlcnic_get_temp_val(temp); | |
2245 | ||
2246 | if (temp_state == QLCNIC_TEMP_PANIC) { | |
2247 | dev_err(&netdev->dev, | |
2248 | "Device temperature %d degrees C exceeds" | |
2249 | " maximum allowed. Hardware has been shut down.\n", | |
2250 | temp_val); | |
2251 | rv = 1; | |
2252 | } else if (temp_state == QLCNIC_TEMP_WARN) { | |
79788450 | 2253 | if (adapter->ahw->temp == QLCNIC_TEMP_NORMAL) { |
af19b491 AKS |
2254 | dev_err(&netdev->dev, |
2255 | "Device temperature %d degrees C " | |
2256 | "exceeds operating range." | |
2257 | " Immediate action needed.\n", | |
2258 | temp_val); | |
2259 | } | |
2260 | } else { | |
79788450 | 2261 | if (adapter->ahw->temp == QLCNIC_TEMP_WARN) { |
af19b491 AKS |
2262 | dev_info(&netdev->dev, |
2263 | "Device temperature is now %d degrees C" | |
2264 | " in normal range.\n", temp_val); | |
2265 | } | |
2266 | } | |
79788450 | 2267 | adapter->ahw->temp = temp_state; |
af19b491 AKS |
2268 | return rv; |
2269 | } | |
2270 | ||
af19b491 AKS |
2271 | static void qlcnic_tx_timeout(struct net_device *netdev) |
2272 | { | |
2273 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2274 | ||
2275 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) | |
2276 | return; | |
2277 | ||
2278 | dev_err(&netdev->dev, "transmit timeout, resetting.\n"); | |
af19b491 AKS |
2279 | |
2280 | if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS) | |
68bf1c68 AKS |
2281 | adapter->need_fw_reset = 1; |
2282 | else | |
79788450 | 2283 | adapter->ahw->reset_context = 1; |
af19b491 AKS |
2284 | } |
2285 | ||
2286 | static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev) | |
2287 | { | |
2288 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2289 | struct net_device_stats *stats = &netdev->stats; | |
2290 | ||
af19b491 AKS |
2291 | stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts; |
2292 | stats->tx_packets = adapter->stats.xmitfinished; | |
7e382594 | 2293 | stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes; |
af19b491 AKS |
2294 | stats->tx_bytes = adapter->stats.txbytes; |
2295 | stats->rx_dropped = adapter->stats.rxdropped; | |
2296 | stats->tx_dropped = adapter->stats.txdropped; | |
2297 | ||
2298 | return stats; | |
2299 | } | |
2300 | ||
7e2cf4fe | 2301 | irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter) |
af19b491 | 2302 | { |
af19b491 AKS |
2303 | u32 status; |
2304 | ||
2305 | status = readl(adapter->isr_int_vec); | |
2306 | ||
79788450 | 2307 | if (!(status & adapter->ahw->int_vec_bit)) |
af19b491 AKS |
2308 | return IRQ_NONE; |
2309 | ||
2310 | /* check interrupt state machine, to be sure */ | |
2311 | status = readl(adapter->crb_int_state_reg); | |
2312 | if (!ISR_LEGACY_INT_TRIGGERED(status)) | |
2313 | return IRQ_NONE; | |
2314 | ||
2315 | writel(0xffffffff, adapter->tgt_status_reg); | |
2316 | /* read twice to ensure write is flushed */ | |
2317 | readl(adapter->isr_int_vec); | |
2318 | readl(adapter->isr_int_vec); | |
2319 | ||
7eb9855d AKS |
2320 | return IRQ_HANDLED; |
2321 | } | |
2322 | ||
2323 | static irqreturn_t qlcnic_tmp_intr(int irq, void *data) | |
2324 | { | |
2325 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2326 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
2327 | ||
2328 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
2329 | goto done; | |
2330 | else if (adapter->flags & QLCNIC_MSI_ENABLED) { | |
2331 | writel(0xffffffff, adapter->tgt_status_reg); | |
2332 | goto done; | |
2333 | } | |
2334 | ||
2335 | if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) | |
2336 | return IRQ_NONE; | |
2337 | ||
2338 | done: | |
79788450 | 2339 | adapter->ahw->diag_cnt++; |
7eb9855d AKS |
2340 | qlcnic_enable_int(sds_ring); |
2341 | return IRQ_HANDLED; | |
2342 | } | |
2343 | ||
2344 | static irqreturn_t qlcnic_intr(int irq, void *data) | |
2345 | { | |
2346 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2347 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
2348 | ||
2349 | if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) | |
2350 | return IRQ_NONE; | |
2351 | ||
af19b491 AKS |
2352 | napi_schedule(&sds_ring->napi); |
2353 | ||
2354 | return IRQ_HANDLED; | |
2355 | } | |
2356 | ||
2357 | static irqreturn_t qlcnic_msi_intr(int irq, void *data) | |
2358 | { | |
2359 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2360 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
2361 | ||
2362 | /* clear interrupt */ | |
2363 | writel(0xffffffff, adapter->tgt_status_reg); | |
2364 | ||
2365 | napi_schedule(&sds_ring->napi); | |
2366 | return IRQ_HANDLED; | |
2367 | } | |
2368 | ||
2369 | static irqreturn_t qlcnic_msix_intr(int irq, void *data) | |
2370 | { | |
2371 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2372 | ||
2373 | napi_schedule(&sds_ring->napi); | |
2374 | return IRQ_HANDLED; | |
2375 | } | |
2376 | ||
13159183 SC |
2377 | static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data) |
2378 | { | |
2379 | struct qlcnic_host_tx_ring *tx_ring = data; | |
2380 | ||
2381 | napi_schedule(&tx_ring->napi); | |
2382 | return IRQ_HANDLED; | |
2383 | } | |
2384 | ||
af19b491 AKS |
2385 | #ifdef CONFIG_NET_POLL_CONTROLLER |
2386 | static void qlcnic_poll_controller(struct net_device *netdev) | |
2387 | { | |
bf82791e YL |
2388 | int ring; |
2389 | struct qlcnic_host_sds_ring *sds_ring; | |
af19b491 | 2390 | struct qlcnic_adapter *adapter = netdev_priv(netdev); |
b1fc6d3c | 2391 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
bf82791e | 2392 | |
af19b491 | 2393 | disable_irq(adapter->irq); |
bf82791e YL |
2394 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
2395 | sds_ring = &recv_ctx->sds_rings[ring]; | |
2396 | qlcnic_intr(adapter->irq, sds_ring); | |
2397 | } | |
af19b491 AKS |
2398 | enable_irq(adapter->irq); |
2399 | } | |
2400 | #endif | |
2401 | ||
6df900e9 SC |
2402 | static void |
2403 | qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding) | |
2404 | { | |
2405 | u32 val; | |
2406 | ||
2407 | val = adapter->portnum & 0xf; | |
2408 | val |= encoding << 7; | |
2409 | val |= (jiffies - adapter->dev_rst_time) << 8; | |
2410 | ||
a15ebd37 | 2411 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val); |
6df900e9 SC |
2412 | adapter->dev_rst_time = jiffies; |
2413 | } | |
2414 | ||
ade91f8e AKS |
2415 | static int |
2416 | qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state) | |
af19b491 AKS |
2417 | { |
2418 | u32 val; | |
2419 | ||
2420 | WARN_ON(state != QLCNIC_DEV_NEED_RESET && | |
2421 | state != QLCNIC_DEV_NEED_QUISCENT); | |
2422 | ||
2423 | if (qlcnic_api_lock(adapter)) | |
ade91f8e | 2424 | return -EIO; |
af19b491 | 2425 | |
a15ebd37 | 2426 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
af19b491 AKS |
2427 | |
2428 | if (state == QLCNIC_DEV_NEED_RESET) | |
6d2a4724 | 2429 | QLC_DEV_SET_RST_RDY(val, adapter->portnum); |
af19b491 | 2430 | else if (state == QLCNIC_DEV_NEED_QUISCENT) |
6d2a4724 | 2431 | QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum); |
af19b491 | 2432 | |
a15ebd37 | 2433 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
2434 | |
2435 | qlcnic_api_unlock(adapter); | |
ade91f8e AKS |
2436 | |
2437 | return 0; | |
af19b491 AKS |
2438 | } |
2439 | ||
1b95a839 AKS |
2440 | static int |
2441 | qlcnic_clr_drv_state(struct qlcnic_adapter *adapter) | |
2442 | { | |
2443 | u32 val; | |
2444 | ||
2445 | if (qlcnic_api_lock(adapter)) | |
2446 | return -EBUSY; | |
2447 | ||
a15ebd37 | 2448 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 2449 | QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); |
a15ebd37 | 2450 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
1b95a839 AKS |
2451 | |
2452 | qlcnic_api_unlock(adapter); | |
2453 | ||
2454 | return 0; | |
2455 | } | |
2456 | ||
af19b491 | 2457 | static void |
21854f02 | 2458 | qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed) |
af19b491 AKS |
2459 | { |
2460 | u32 val; | |
2461 | ||
2462 | if (qlcnic_api_lock(adapter)) | |
2463 | goto err; | |
2464 | ||
a15ebd37 | 2465 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
6d2a4724 | 2466 | QLC_DEV_CLR_REF_CNT(val, adapter->portnum); |
a15ebd37 | 2467 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); |
af19b491 | 2468 | |
21854f02 | 2469 | if (failed) { |
a15ebd37 HM |
2470 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
2471 | QLCNIC_DEV_FAILED); | |
21854f02 AKS |
2472 | dev_info(&adapter->pdev->dev, |
2473 | "Device state set to Failed. Please Reboot\n"); | |
2474 | } else if (!(val & 0x11111111)) | |
a15ebd37 HM |
2475 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
2476 | QLCNIC_DEV_COLD); | |
af19b491 | 2477 | |
a15ebd37 | 2478 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 2479 | QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); |
a15ebd37 | 2480 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
2481 | |
2482 | qlcnic_api_unlock(adapter); | |
2483 | err: | |
2484 | adapter->fw_fail_cnt = 0; | |
032a13c7 | 2485 | adapter->flags &= ~QLCNIC_FW_HANG; |
af19b491 AKS |
2486 | clear_bit(__QLCNIC_START_FW, &adapter->state); |
2487 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
2488 | } | |
2489 | ||
f73dfc50 | 2490 | /* Grab api lock, before checking state */ |
af19b491 AKS |
2491 | static int |
2492 | qlcnic_check_drv_state(struct qlcnic_adapter *adapter) | |
2493 | { | |
602ca6f0 | 2494 | int act, state, active_mask; |
a15ebd37 | 2495 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
af19b491 | 2496 | |
a15ebd37 HM |
2497 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
2498 | act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); | |
af19b491 | 2499 | |
602ca6f0 | 2500 | if (adapter->flags & QLCNIC_FW_RESET_OWNER) { |
a15ebd37 | 2501 | active_mask = (~(1 << (ahw->pci_func * 4))); |
602ca6f0 SV |
2502 | act = act & active_mask; |
2503 | } | |
2504 | ||
af19b491 AKS |
2505 | if (((state & 0x11111111) == (act & 0x11111111)) || |
2506 | ((act & 0x11111111) == ((state >> 1) & 0x11111111))) | |
2507 | return 0; | |
2508 | else | |
2509 | return 1; | |
2510 | } | |
2511 | ||
96f8118c SC |
2512 | static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter) |
2513 | { | |
a15ebd37 | 2514 | u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER); |
96f8118c SC |
2515 | |
2516 | if (val != QLCNIC_DRV_IDC_VER) { | |
2517 | dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's" | |
2518 | " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val); | |
2519 | } | |
2520 | ||
2521 | return 0; | |
2522 | } | |
2523 | ||
af19b491 AKS |
2524 | static int |
2525 | qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) | |
2526 | { | |
2527 | u32 val, prev_state; | |
aa5e18c0 | 2528 | u8 dev_init_timeo = adapter->dev_init_timeo; |
6d2a4724 | 2529 | u8 portnum = adapter->portnum; |
96f8118c | 2530 | u8 ret; |
af19b491 | 2531 | |
f73dfc50 AKS |
2532 | if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state)) |
2533 | return 1; | |
2534 | ||
af19b491 AKS |
2535 | if (qlcnic_api_lock(adapter)) |
2536 | return -1; | |
2537 | ||
a15ebd37 | 2538 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
6d2a4724 AKS |
2539 | if (!(val & (1 << (portnum * 4)))) { |
2540 | QLC_DEV_SET_REF_CNT(val, portnum); | |
a15ebd37 | 2541 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); |
af19b491 AKS |
2542 | } |
2543 | ||
a15ebd37 | 2544 | prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
65b5b420 | 2545 | QLCDB(adapter, HW, "Device state = %u\n", prev_state); |
af19b491 AKS |
2546 | |
2547 | switch (prev_state) { | |
2548 | case QLCNIC_DEV_COLD: | |
a15ebd37 HM |
2549 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
2550 | QLCNIC_DEV_INITIALIZING); | |
2551 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER, | |
2552 | QLCNIC_DRV_IDC_VER); | |
6df900e9 | 2553 | qlcnic_idc_debug_info(adapter, 0); |
af19b491 AKS |
2554 | qlcnic_api_unlock(adapter); |
2555 | return 1; | |
2556 | ||
2557 | case QLCNIC_DEV_READY: | |
96f8118c | 2558 | ret = qlcnic_check_idc_ver(adapter); |
af19b491 | 2559 | qlcnic_api_unlock(adapter); |
96f8118c | 2560 | return ret; |
af19b491 AKS |
2561 | |
2562 | case QLCNIC_DEV_NEED_RESET: | |
a15ebd37 | 2563 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 2564 | QLC_DEV_SET_RST_RDY(val, portnum); |
a15ebd37 | 2565 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
2566 | break; |
2567 | ||
2568 | case QLCNIC_DEV_NEED_QUISCENT: | |
a15ebd37 | 2569 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 2570 | QLC_DEV_SET_QSCNT_RDY(val, portnum); |
a15ebd37 | 2571 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
2572 | break; |
2573 | ||
2574 | case QLCNIC_DEV_FAILED: | |
a7fc948f | 2575 | dev_err(&adapter->pdev->dev, "Device in failed state.\n"); |
af19b491 AKS |
2576 | qlcnic_api_unlock(adapter); |
2577 | return -1; | |
bbd8c6a4 AKS |
2578 | |
2579 | case QLCNIC_DEV_INITIALIZING: | |
2580 | case QLCNIC_DEV_QUISCENT: | |
2581 | break; | |
af19b491 AKS |
2582 | } |
2583 | ||
2584 | qlcnic_api_unlock(adapter); | |
aa5e18c0 SC |
2585 | |
2586 | do { | |
af19b491 | 2587 | msleep(1000); |
a15ebd37 | 2588 | prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
a5e463d0 SC |
2589 | |
2590 | if (prev_state == QLCNIC_DEV_QUISCENT) | |
2591 | continue; | |
2592 | } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo); | |
af19b491 | 2593 | |
65b5b420 AKS |
2594 | if (!dev_init_timeo) { |
2595 | dev_err(&adapter->pdev->dev, | |
2596 | "Waiting for device to initialize timeout\n"); | |
af19b491 | 2597 | return -1; |
65b5b420 | 2598 | } |
af19b491 AKS |
2599 | |
2600 | if (qlcnic_api_lock(adapter)) | |
2601 | return -1; | |
2602 | ||
a15ebd37 | 2603 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 2604 | QLC_DEV_CLR_RST_QSCNT(val, portnum); |
a15ebd37 | 2605 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 | 2606 | |
96f8118c | 2607 | ret = qlcnic_check_idc_ver(adapter); |
af19b491 AKS |
2608 | qlcnic_api_unlock(adapter); |
2609 | ||
96f8118c | 2610 | return ret; |
af19b491 AKS |
2611 | } |
2612 | ||
2613 | static void | |
2614 | qlcnic_fwinit_work(struct work_struct *work) | |
2615 | { | |
2616 | struct qlcnic_adapter *adapter = container_of(work, | |
2617 | struct qlcnic_adapter, fw_work.work); | |
3c4b23b1 | 2618 | u32 dev_state = 0xf; |
7b749ff4 | 2619 | u32 val; |
af19b491 | 2620 | |
f73dfc50 AKS |
2621 | if (qlcnic_api_lock(adapter)) |
2622 | goto err_ret; | |
af19b491 | 2623 | |
a15ebd37 | 2624 | dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
b8c17620 AKS |
2625 | if (dev_state == QLCNIC_DEV_QUISCENT || |
2626 | dev_state == QLCNIC_DEV_NEED_QUISCENT) { | |
a5e463d0 SC |
2627 | qlcnic_api_unlock(adapter); |
2628 | qlcnic_schedule_work(adapter, qlcnic_fwinit_work, | |
2629 | FW_POLL_DELAY * 2); | |
2630 | return; | |
2631 | } | |
2632 | ||
79788450 | 2633 | if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) { |
3c4b23b1 AKS |
2634 | qlcnic_api_unlock(adapter); |
2635 | goto wait_npar; | |
9f26f547 AC |
2636 | } |
2637 | ||
16e3cf73 SV |
2638 | if (dev_state == QLCNIC_DEV_INITIALIZING || |
2639 | dev_state == QLCNIC_DEV_READY) { | |
2640 | dev_info(&adapter->pdev->dev, "Detected state change from " | |
2641 | "DEV_NEED_RESET, skipping ack check\n"); | |
2642 | goto skip_ack_check; | |
2643 | } | |
2644 | ||
f73dfc50 | 2645 | if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) { |
16e3cf73 | 2646 | dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n", |
f73dfc50 AKS |
2647 | adapter->reset_ack_timeo); |
2648 | goto skip_ack_check; | |
2649 | } | |
2650 | ||
2651 | if (!qlcnic_check_drv_state(adapter)) { | |
2652 | skip_ack_check: | |
a15ebd37 | 2653 | dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
a5e463d0 | 2654 | |
f73dfc50 | 2655 | if (dev_state == QLCNIC_DEV_NEED_RESET) { |
a15ebd37 HM |
2656 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
2657 | QLCNIC_DEV_INITIALIZING); | |
f73dfc50 AKS |
2658 | set_bit(__QLCNIC_START_FW, &adapter->state); |
2659 | QLCDB(adapter, DRV, "Restarting fw\n"); | |
6df900e9 | 2660 | qlcnic_idc_debug_info(adapter, 0); |
a15ebd37 HM |
2661 | val = QLC_SHARED_REG_RD32(adapter, |
2662 | QLCNIC_CRB_DRV_STATE); | |
7b749ff4 | 2663 | QLC_DEV_SET_RST_RDY(val, adapter->portnum); |
a15ebd37 HM |
2664 | QLC_SHARED_REG_WR32(adapter, |
2665 | QLCNIC_CRB_DRV_STATE, val); | |
af19b491 AKS |
2666 | } |
2667 | ||
f73dfc50 AKS |
2668 | qlcnic_api_unlock(adapter); |
2669 | ||
287e38aa | 2670 | rtnl_lock(); |
7b749ff4 SV |
2671 | if (adapter->ahw->fw_dump.enable && |
2672 | (adapter->flags & QLCNIC_FW_RESET_OWNER)) { | |
9d6a6440 AC |
2673 | QLCDB(adapter, DRV, "Take FW dump\n"); |
2674 | qlcnic_dump_fw(adapter); | |
032a13c7 | 2675 | adapter->flags |= QLCNIC_FW_HANG; |
9d6a6440 | 2676 | } |
287e38aa | 2677 | rtnl_unlock(); |
7b749ff4 SV |
2678 | |
2679 | adapter->flags &= ~QLCNIC_FW_RESET_OWNER; | |
9f26f547 | 2680 | if (!adapter->nic_ops->start_firmware(adapter)) { |
af19b491 | 2681 | qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); |
b18971d1 | 2682 | adapter->fw_wait_cnt = 0; |
af19b491 AKS |
2683 | return; |
2684 | } | |
af19b491 AKS |
2685 | goto err_ret; |
2686 | } | |
2687 | ||
f73dfc50 | 2688 | qlcnic_api_unlock(adapter); |
aa5e18c0 | 2689 | |
9f26f547 | 2690 | wait_npar: |
a15ebd37 | 2691 | dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
f73dfc50 | 2692 | QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state); |
65b5b420 | 2693 | |
af19b491 | 2694 | switch (dev_state) { |
3c4b23b1 | 2695 | case QLCNIC_DEV_READY: |
7e2cf4fe | 2696 | if (!qlcnic_start_firmware(adapter)) { |
f73dfc50 | 2697 | qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); |
b18971d1 | 2698 | adapter->fw_wait_cnt = 0; |
f73dfc50 AKS |
2699 | return; |
2700 | } | |
3c4b23b1 AKS |
2701 | case QLCNIC_DEV_FAILED: |
2702 | break; | |
2703 | default: | |
2704 | qlcnic_schedule_work(adapter, | |
2705 | qlcnic_fwinit_work, FW_POLL_DELAY); | |
2706 | return; | |
af19b491 AKS |
2707 | } |
2708 | ||
2709 | err_ret: | |
f73dfc50 AKS |
2710 | dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u " |
2711 | "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt); | |
34ce3626 | 2712 | netif_device_attach(adapter->netdev); |
21854f02 | 2713 | qlcnic_clr_all_drv_state(adapter, 0); |
af19b491 AKS |
2714 | } |
2715 | ||
2716 | static void | |
2717 | qlcnic_detach_work(struct work_struct *work) | |
2718 | { | |
2719 | struct qlcnic_adapter *adapter = container_of(work, | |
2720 | struct qlcnic_adapter, fw_work.work); | |
2721 | struct net_device *netdev = adapter->netdev; | |
2722 | u32 status; | |
2723 | ||
2724 | netif_device_detach(netdev); | |
2725 | ||
b8c17620 AKS |
2726 | /* Dont grab rtnl lock during Quiscent mode */ |
2727 | if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) { | |
2728 | if (netif_running(netdev)) | |
2729 | __qlcnic_down(adapter, netdev); | |
2730 | } else | |
2731 | qlcnic_down(adapter, netdev); | |
af19b491 | 2732 | |
a15ebd37 | 2733 | status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1); |
af19b491 | 2734 | |
44f65b29 SC |
2735 | if (status & QLCNIC_RCODE_FATAL_ERROR) { |
2736 | dev_err(&adapter->pdev->dev, | |
2737 | "Detaching the device: peg halt status1=0x%x\n", | |
2738 | status); | |
2739 | ||
2740 | if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) { | |
2741 | dev_err(&adapter->pdev->dev, | |
2742 | "On board active cooling fan failed. " | |
2743 | "Device has been halted.\n"); | |
2744 | dev_err(&adapter->pdev->dev, | |
2745 | "Replace the adapter.\n"); | |
2746 | } | |
2747 | ||
af19b491 | 2748 | goto err_ret; |
44f65b29 | 2749 | } |
af19b491 | 2750 | |
79788450 | 2751 | if (adapter->ahw->temp == QLCNIC_TEMP_PANIC) { |
44f65b29 | 2752 | dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n", |
79788450 | 2753 | adapter->ahw->temp); |
af19b491 | 2754 | goto err_ret; |
44f65b29 SC |
2755 | } |
2756 | ||
602ca6f0 SV |
2757 | /* Dont ack if this instance is the reset owner */ |
2758 | if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) { | |
44f65b29 SC |
2759 | if (qlcnic_set_drv_state(adapter, adapter->dev_state)) { |
2760 | dev_err(&adapter->pdev->dev, | |
2761 | "Failed to set driver state," | |
2762 | "detaching the device.\n"); | |
602ca6f0 | 2763 | goto err_ret; |
44f65b29 | 2764 | } |
602ca6f0 | 2765 | } |
af19b491 AKS |
2766 | |
2767 | adapter->fw_wait_cnt = 0; | |
2768 | ||
2769 | qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY); | |
2770 | ||
2771 | return; | |
2772 | ||
2773 | err_ret: | |
34ce3626 | 2774 | netif_device_attach(netdev); |
21854f02 | 2775 | qlcnic_clr_all_drv_state(adapter, 1); |
af19b491 AKS |
2776 | } |
2777 | ||
3c4b23b1 AKS |
2778 | /*Transit NPAR state to NON Operational */ |
2779 | static void | |
2780 | qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter) | |
2781 | { | |
2782 | u32 state; | |
2783 | ||
a15ebd37 | 2784 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); |
3c4b23b1 AKS |
2785 | if (state == QLCNIC_DEV_NPAR_NON_OPER) |
2786 | return; | |
2787 | ||
2788 | if (qlcnic_api_lock(adapter)) | |
2789 | return; | |
a15ebd37 HM |
2790 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, |
2791 | QLCNIC_DEV_NPAR_NON_OPER); | |
3c4b23b1 AKS |
2792 | qlcnic_api_unlock(adapter); |
2793 | } | |
2794 | ||
7e2cf4fe | 2795 | void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter, u32 key) |
af19b491 | 2796 | { |
646779f1 SV |
2797 | u32 state, xg_val = 0, gb_val = 0; |
2798 | ||
2799 | qlcnic_xg_set_xg0_mask(xg_val); | |
2800 | qlcnic_xg_set_xg1_mask(xg_val); | |
2801 | QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val); | |
2802 | qlcnic_gb_set_gb0_mask(gb_val); | |
2803 | qlcnic_gb_set_gb1_mask(gb_val); | |
2804 | qlcnic_gb_set_gb2_mask(gb_val); | |
2805 | qlcnic_gb_set_gb3_mask(gb_val); | |
2806 | QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val); | |
2807 | dev_info(&adapter->pdev->dev, "Pause control frames disabled" | |
2808 | " on all ports\n"); | |
cea8975e | 2809 | adapter->need_fw_reset = 1; |
13159183 | 2810 | |
af19b491 AKS |
2811 | if (qlcnic_api_lock(adapter)) |
2812 | return; | |
2813 | ||
13159183 | 2814 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
af19b491 | 2815 | |
f73dfc50 | 2816 | if (state == QLCNIC_DEV_READY) { |
13159183 SC |
2817 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
2818 | QLCNIC_DEV_NEED_RESET); | |
602ca6f0 | 2819 | adapter->flags |= QLCNIC_FW_RESET_OWNER; |
65b5b420 | 2820 | QLCDB(adapter, DRV, "NEED_RESET state set\n"); |
6df900e9 | 2821 | qlcnic_idc_debug_info(adapter, 0); |
af19b491 AKS |
2822 | } |
2823 | ||
13159183 SC |
2824 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, |
2825 | QLCNIC_DEV_NPAR_NON_OPER); | |
af19b491 AKS |
2826 | qlcnic_api_unlock(adapter); |
2827 | } | |
2828 | ||
9f26f547 AC |
2829 | /* Transit to NPAR READY state from NPAR NOT READY state */ |
2830 | static void | |
2831 | qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter) | |
2832 | { | |
9f26f547 AC |
2833 | if (qlcnic_api_lock(adapter)) |
2834 | return; | |
2835 | ||
a15ebd37 HM |
2836 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, |
2837 | QLCNIC_DEV_NPAR_OPER); | |
3c4b23b1 | 2838 | QLCDB(adapter, DRV, "NPAR operational state set\n"); |
9f26f547 AC |
2839 | |
2840 | qlcnic_api_unlock(adapter); | |
2841 | } | |
2842 | ||
13159183 SC |
2843 | void qlcnic_schedule_work(struct qlcnic_adapter *adapter, |
2844 | work_func_t func, int delay) | |
af19b491 | 2845 | { |
451724c8 SC |
2846 | if (test_bit(__QLCNIC_AER, &adapter->state)) |
2847 | return; | |
2848 | ||
af19b491 | 2849 | INIT_DELAYED_WORK(&adapter->fw_work, func); |
13159183 SC |
2850 | queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work, |
2851 | round_jiffies_relative(delay)); | |
af19b491 AKS |
2852 | } |
2853 | ||
2854 | static void | |
2855 | qlcnic_attach_work(struct work_struct *work) | |
2856 | { | |
2857 | struct qlcnic_adapter *adapter = container_of(work, | |
2858 | struct qlcnic_adapter, fw_work.work); | |
2859 | struct net_device *netdev = adapter->netdev; | |
b18971d1 | 2860 | u32 npar_state; |
af19b491 | 2861 | |
79788450 | 2862 | if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) { |
a15ebd37 HM |
2863 | npar_state = QLC_SHARED_REG_RD32(adapter, |
2864 | QLCNIC_CRB_DEV_NPAR_STATE); | |
b18971d1 AKS |
2865 | if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO) |
2866 | qlcnic_clr_all_drv_state(adapter, 0); | |
2867 | else if (npar_state != QLCNIC_DEV_NPAR_OPER) | |
2868 | qlcnic_schedule_work(adapter, qlcnic_attach_work, | |
2869 | FW_POLL_DELAY); | |
2870 | else | |
2871 | goto attach; | |
2872 | QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n"); | |
2873 | return; | |
2874 | } | |
2875 | attach: | |
af19b491 | 2876 | if (netif_running(netdev)) { |
52486a3a | 2877 | if (qlcnic_up(adapter, netdev)) |
af19b491 | 2878 | goto done; |
af19b491 | 2879 | |
aec1e845 | 2880 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
af19b491 AKS |
2881 | } |
2882 | ||
af19b491 | 2883 | done: |
34ce3626 | 2884 | netif_device_attach(netdev); |
af19b491 | 2885 | adapter->fw_fail_cnt = 0; |
032a13c7 | 2886 | adapter->flags &= ~QLCNIC_FW_HANG; |
af19b491 | 2887 | clear_bit(__QLCNIC_RESETTING, &adapter->state); |
1b95a839 AKS |
2888 | |
2889 | if (!qlcnic_clr_drv_state(adapter)) | |
2890 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, | |
2891 | FW_POLL_DELAY); | |
af19b491 AKS |
2892 | } |
2893 | ||
2894 | static int | |
2895 | qlcnic_check_health(struct qlcnic_adapter *adapter) | |
2896 | { | |
4e70812b | 2897 | u32 state = 0, heartbeat; |
853d4bca | 2898 | u32 peg_status; |
af19b491 AKS |
2899 | |
2900 | if (qlcnic_check_temp(adapter)) | |
2901 | goto detach; | |
2902 | ||
2372a5f1 | 2903 | if (adapter->need_fw_reset) |
7e2cf4fe | 2904 | qlcnic_dev_request_reset(adapter, 0); |
af19b491 | 2905 | |
a15ebd37 | 2906 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
b8c17620 | 2907 | if (state == QLCNIC_DEV_NEED_RESET) { |
3c4b23b1 | 2908 | qlcnic_set_npar_non_operational(adapter); |
af19b491 | 2909 | adapter->need_fw_reset = 1; |
b8c17620 AKS |
2910 | } else if (state == QLCNIC_DEV_NEED_QUISCENT) |
2911 | goto detach; | |
af19b491 | 2912 | |
a15ebd37 | 2913 | heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER); |
4e70812b SC |
2914 | if (heartbeat != adapter->heartbeat) { |
2915 | adapter->heartbeat = heartbeat; | |
af19b491 AKS |
2916 | adapter->fw_fail_cnt = 0; |
2917 | if (adapter->need_fw_reset) | |
2918 | goto detach; | |
68bf1c68 | 2919 | |
099f7aa7 | 2920 | if (adapter->ahw->reset_context && qlcnic_auto_fw_reset) { |
68bf1c68 AKS |
2921 | qlcnic_reset_hw_context(adapter); |
2922 | adapter->netdev->trans_start = jiffies; | |
2923 | } | |
2924 | ||
af19b491 AKS |
2925 | return 0; |
2926 | } | |
2927 | ||
2928 | if (++adapter->fw_fail_cnt < FW_FAIL_THRESH) | |
2929 | return 0; | |
2930 | ||
032a13c7 SV |
2931 | adapter->flags |= QLCNIC_FW_HANG; |
2932 | ||
7e2cf4fe | 2933 | qlcnic_dev_request_reset(adapter, 0); |
af19b491 | 2934 | |
099f7aa7 | 2935 | if (qlcnic_auto_fw_reset) |
0df170b6 | 2936 | clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state); |
af19b491 | 2937 | |
853d4bca | 2938 | dev_err(&adapter->pdev->dev, "firmware hang detected\n"); |
a15ebd37 | 2939 | peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1); |
853d4bca | 2940 | dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n" |
c76ecb7a SV |
2941 | "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n" |
2942 | "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n" | |
2943 | "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n" | |
2944 | "PEG_NET_4_PC: 0x%x\n", | |
a15ebd37 HM |
2945 | peg_status, |
2946 | QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2), | |
c76ecb7a SV |
2947 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c), |
2948 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c), | |
2949 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c), | |
2950 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c), | |
2951 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c)); | |
97048a1f | 2952 | if (QLCNIC_FWERROR_CODE(peg_status) == 0x67) |
853d4bca AR |
2953 | dev_err(&adapter->pdev->dev, |
2954 | "Firmware aborted with error code 0x00006700. " | |
2955 | "Device is being reset.\n"); | |
af19b491 AKS |
2956 | detach: |
2957 | adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state : | |
2958 | QLCNIC_DEV_NEED_RESET; | |
2959 | ||
099f7aa7 SC |
2960 | if (qlcnic_auto_fw_reset && !test_and_set_bit(__QLCNIC_RESETTING, |
2961 | &adapter->state)) { | |
65b5b420 | 2962 | |
af19b491 | 2963 | qlcnic_schedule_work(adapter, qlcnic_detach_work, 0); |
65b5b420 AKS |
2964 | QLCDB(adapter, DRV, "fw recovery scheduled.\n"); |
2965 | } | |
af19b491 AKS |
2966 | |
2967 | return 1; | |
2968 | } | |
2969 | ||
2970 | static void | |
2971 | qlcnic_fw_poll_work(struct work_struct *work) | |
2972 | { | |
2973 | struct qlcnic_adapter *adapter = container_of(work, | |
2974 | struct qlcnic_adapter, fw_work.work); | |
2975 | ||
2976 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) | |
2977 | goto reschedule; | |
2978 | ||
2979 | ||
2980 | if (qlcnic_check_health(adapter)) | |
2981 | return; | |
2982 | ||
b5e5492c AKS |
2983 | if (adapter->fhash.fnum) |
2984 | qlcnic_prune_lb_filters(adapter); | |
2985 | ||
af19b491 AKS |
2986 | reschedule: |
2987 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); | |
2988 | } | |
2989 | ||
451724c8 SC |
2990 | static int qlcnic_is_first_func(struct pci_dev *pdev) |
2991 | { | |
2992 | struct pci_dev *oth_pdev; | |
2993 | int val = pdev->devfn; | |
2994 | ||
2995 | while (val-- > 0) { | |
2996 | oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr | |
2997 | (pdev->bus), pdev->bus->number, | |
2998 | PCI_DEVFN(PCI_SLOT(pdev->devfn), val)); | |
bfc978fa AKS |
2999 | if (!oth_pdev) |
3000 | continue; | |
451724c8 | 3001 | |
bfc978fa AKS |
3002 | if (oth_pdev->current_state != PCI_D3cold) { |
3003 | pci_dev_put(oth_pdev); | |
451724c8 | 3004 | return 0; |
bfc978fa AKS |
3005 | } |
3006 | pci_dev_put(oth_pdev); | |
451724c8 SC |
3007 | } |
3008 | return 1; | |
3009 | } | |
3010 | ||
3011 | static int qlcnic_attach_func(struct pci_dev *pdev) | |
3012 | { | |
3013 | int err, first_func; | |
3014 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3015 | struct net_device *netdev = adapter->netdev; | |
3016 | ||
3017 | pdev->error_state = pci_channel_io_normal; | |
3018 | ||
3019 | err = pci_enable_device(pdev); | |
3020 | if (err) | |
3021 | return err; | |
3022 | ||
3023 | pci_set_power_state(pdev, PCI_D0); | |
3024 | pci_set_master(pdev); | |
3025 | pci_restore_state(pdev); | |
3026 | ||
3027 | first_func = qlcnic_is_first_func(pdev); | |
3028 | ||
3029 | if (qlcnic_api_lock(adapter)) | |
3030 | return -EINVAL; | |
3031 | ||
79788450 | 3032 | if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) { |
451724c8 SC |
3033 | adapter->need_fw_reset = 1; |
3034 | set_bit(__QLCNIC_START_FW, &adapter->state); | |
a15ebd37 HM |
3035 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3036 | QLCNIC_DEV_INITIALIZING); | |
451724c8 SC |
3037 | QLCDB(adapter, DRV, "Restarting fw\n"); |
3038 | } | |
3039 | qlcnic_api_unlock(adapter); | |
3040 | ||
13159183 | 3041 | err = qlcnic_start_firmware(adapter); |
451724c8 SC |
3042 | if (err) |
3043 | return err; | |
3044 | ||
3045 | qlcnic_clr_drv_state(adapter); | |
13159183 SC |
3046 | kfree(adapter->msix_entries); |
3047 | adapter->msix_entries = NULL; | |
3048 | err = qlcnic_setup_intr(adapter, 0); | |
3049 | ||
9a97e705 M |
3050 | if (err) { |
3051 | kfree(adapter->msix_entries); | |
3052 | netdev_err(netdev, "failed to setup interrupt\n"); | |
3053 | return err; | |
3054 | } | |
3055 | ||
13159183 | 3056 | if (qlcnic_83xx_check(adapter)) { |
d5fcff04 HM |
3057 | /* register for NIC IDC AEN Events */ |
3058 | qlcnic_83xx_register_nic_idc_func(adapter, 1); | |
13159183 SC |
3059 | err = qlcnic_83xx_setup_mbx_intr(adapter); |
3060 | if (err) { | |
3061 | dev_err(&adapter->pdev->dev, | |
3062 | "failed to setup mbx interrupt\n"); | |
3063 | qlcnic_clr_all_drv_state(adapter, 1); | |
3064 | clear_bit(__QLCNIC_AER, &adapter->state); | |
3065 | goto done; | |
3066 | } | |
3067 | } | |
451724c8 SC |
3068 | |
3069 | if (netif_running(netdev)) { | |
3070 | err = qlcnic_attach(adapter); | |
3071 | if (err) { | |
21854f02 | 3072 | qlcnic_clr_all_drv_state(adapter, 1); |
451724c8 SC |
3073 | clear_bit(__QLCNIC_AER, &adapter->state); |
3074 | netif_device_attach(netdev); | |
3075 | return err; | |
3076 | } | |
3077 | ||
3078 | err = qlcnic_up(adapter, netdev); | |
3079 | if (err) | |
3080 | goto done; | |
3081 | ||
aec1e845 | 3082 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
451724c8 SC |
3083 | } |
3084 | done: | |
3085 | netif_device_attach(netdev); | |
3086 | return err; | |
3087 | } | |
3088 | ||
3089 | static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev, | |
3090 | pci_channel_state_t state) | |
3091 | { | |
3092 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3093 | struct net_device *netdev = adapter->netdev; | |
3094 | ||
3095 | if (state == pci_channel_io_perm_failure) | |
3096 | return PCI_ERS_RESULT_DISCONNECT; | |
3097 | ||
3098 | if (state == pci_channel_io_normal) | |
3099 | return PCI_ERS_RESULT_RECOVERED; | |
3100 | ||
3101 | set_bit(__QLCNIC_AER, &adapter->state); | |
3102 | netif_device_detach(netdev); | |
3103 | ||
3104 | cancel_delayed_work_sync(&adapter->fw_work); | |
3105 | ||
3106 | if (netif_running(netdev)) | |
3107 | qlcnic_down(adapter, netdev); | |
3108 | ||
13159183 SC |
3109 | if (qlcnic_83xx_check(adapter)) { |
3110 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
3111 | qlcnic_83xx_config_intrpt(adapter, 0); | |
3112 | qlcnic_83xx_free_mbx_intr(adapter); | |
3d73b5fd JK |
3113 | qlcnic_83xx_register_nic_idc_func(adapter, 0); |
3114 | cancel_delayed_work_sync(&adapter->idc_aen_work); | |
13159183 SC |
3115 | } |
3116 | ||
451724c8 SC |
3117 | qlcnic_detach(adapter); |
3118 | qlcnic_teardown_intr(adapter); | |
3119 | ||
3120 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
3121 | ||
3122 | pci_save_state(pdev); | |
3123 | pci_disable_device(pdev); | |
3124 | ||
3125 | return PCI_ERS_RESULT_NEED_RESET; | |
3126 | } | |
3127 | ||
3128 | static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev) | |
3129 | { | |
3130 | return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT : | |
3131 | PCI_ERS_RESULT_RECOVERED; | |
3132 | } | |
3133 | ||
3134 | static void qlcnic_io_resume(struct pci_dev *pdev) | |
3135 | { | |
a15ebd37 | 3136 | u32 state; |
451724c8 SC |
3137 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); |
3138 | ||
3139 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
a15ebd37 HM |
3140 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
3141 | if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER, | |
3142 | &adapter->state)) | |
451724c8 SC |
3143 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, |
3144 | FW_POLL_DELAY); | |
3145 | } | |
3146 | ||
87eb743b AC |
3147 | static int |
3148 | qlcnicvf_start_firmware(struct qlcnic_adapter *adapter) | |
3149 | { | |
3150 | int err; | |
3151 | ||
3152 | err = qlcnic_can_start_firmware(adapter); | |
3153 | if (err) | |
3154 | return err; | |
3155 | ||
78f84e1a AKS |
3156 | err = qlcnic_check_npar_opertional(adapter); |
3157 | if (err) | |
3158 | return err; | |
3c4b23b1 | 3159 | |
174240a8 RB |
3160 | err = qlcnic_initialize_nic(adapter); |
3161 | if (err) | |
3162 | return err; | |
3163 | ||
87eb743b AC |
3164 | qlcnic_check_options(adapter); |
3165 | ||
7373373d RB |
3166 | err = qlcnic_set_eswitch_port_config(adapter); |
3167 | if (err) | |
3168 | return err; | |
3169 | ||
87eb743b AC |
3170 | adapter->need_fw_reset = 0; |
3171 | ||
3172 | return err; | |
3173 | } | |
3174 | ||
319ecf12 | 3175 | int qlcnic_validate_max_rss(u8 max_hw, u8 val) |
f94bc1e7 | 3176 | { |
319ecf12 SC |
3177 | u32 max_allowed; |
3178 | ||
3179 | if (max_hw > QLC_MAX_SDS_RINGS) { | |
3180 | max_hw = QLC_MAX_SDS_RINGS; | |
3181 | pr_info("max rss reset to %d\n", QLC_MAX_SDS_RINGS); | |
f94bc1e7 SC |
3182 | } |
3183 | ||
319ecf12 SC |
3184 | max_allowed = rounddown_pow_of_two(min_t(int, max_hw, |
3185 | num_online_cpus())); | |
3186 | if ((val > max_allowed) || (val < 2) || !is_power_of_2(val)) { | |
3187 | pr_info("rss_ring valid range [2 - %x] in powers of 2\n", | |
3188 | max_allowed); | |
f94bc1e7 SC |
3189 | return -EINVAL; |
3190 | } | |
3191 | return 0; | |
f94bc1e7 SC |
3192 | } |
3193 | ||
319ecf12 | 3194 | int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data, size_t len) |
f94bc1e7 | 3195 | { |
13159183 | 3196 | int err; |
f94bc1e7 | 3197 | struct net_device *netdev = adapter->netdev; |
f94bc1e7 | 3198 | |
319ecf12 SC |
3199 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) |
3200 | return -EBUSY; | |
3201 | ||
f94bc1e7 SC |
3202 | netif_device_detach(netdev); |
3203 | if (netif_running(netdev)) | |
3204 | __qlcnic_down(adapter, netdev); | |
13159183 | 3205 | |
cdc84dda | 3206 | if (qlcnic_83xx_check(adapter)) { |
13159183 SC |
3207 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
3208 | qlcnic_83xx_config_intrpt(adapter, 0); | |
3209 | qlcnic_83xx_free_mbx_intr(adapter); | |
3210 | } | |
3211 | ||
f94bc1e7 SC |
3212 | qlcnic_detach(adapter); |
3213 | qlcnic_teardown_intr(adapter); | |
319ecf12 | 3214 | err = qlcnic_setup_intr(adapter, data); |
9a97e705 M |
3215 | if (err) { |
3216 | kfree(adapter->msix_entries); | |
3217 | netdev_err(netdev, "failed to setup interrupt\n"); | |
3218 | return err; | |
3219 | } | |
f94bc1e7 | 3220 | |
13159183 | 3221 | if (qlcnic_83xx_check(adapter)) { |
d5fcff04 HM |
3222 | /* register for NIC IDC AEN Events */ |
3223 | qlcnic_83xx_register_nic_idc_func(adapter, 1); | |
13159183 SC |
3224 | err = qlcnic_83xx_setup_mbx_intr(adapter); |
3225 | if (err) { | |
3226 | dev_err(&adapter->pdev->dev, | |
3227 | "failed to setup mbx interrupt\n"); | |
3228 | goto done; | |
3229 | } | |
f94bc1e7 SC |
3230 | } |
3231 | ||
3232 | if (netif_running(netdev)) { | |
3233 | err = qlcnic_attach(adapter); | |
3234 | if (err) | |
3235 | goto done; | |
3236 | err = __qlcnic_up(adapter, netdev); | |
3237 | if (err) | |
3238 | goto done; | |
3239 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); | |
3240 | } | |
319ecf12 | 3241 | err = len; |
f94bc1e7 SC |
3242 | done: |
3243 | netif_device_attach(netdev); | |
3244 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
3245 | return err; | |
3246 | } | |
3247 | ||
af19b491 AKS |
3248 | #ifdef CONFIG_INET |
3249 | ||
3250 | #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops) | |
3251 | ||
af19b491 | 3252 | static void |
aec1e845 AKS |
3253 | qlcnic_config_indev_addr(struct qlcnic_adapter *adapter, |
3254 | struct net_device *dev, unsigned long event) | |
af19b491 AKS |
3255 | { |
3256 | struct in_device *indev; | |
af19b491 | 3257 | |
af19b491 AKS |
3258 | indev = in_dev_get(dev); |
3259 | if (!indev) | |
3260 | return; | |
3261 | ||
3262 | for_ifa(indev) { | |
3263 | switch (event) { | |
3264 | case NETDEV_UP: | |
3265 | qlcnic_config_ipaddr(adapter, | |
3266 | ifa->ifa_address, QLCNIC_IP_UP); | |
3267 | break; | |
3268 | case NETDEV_DOWN: | |
3269 | qlcnic_config_ipaddr(adapter, | |
3270 | ifa->ifa_address, QLCNIC_IP_DOWN); | |
3271 | break; | |
3272 | default: | |
3273 | break; | |
3274 | } | |
3275 | } endfor_ifa(indev); | |
3276 | ||
3277 | in_dev_put(indev); | |
af19b491 AKS |
3278 | } |
3279 | ||
319ecf12 | 3280 | void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event) |
aec1e845 AKS |
3281 | { |
3282 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
3283 | struct net_device *dev; | |
3284 | u16 vid; | |
3285 | ||
3286 | qlcnic_config_indev_addr(adapter, netdev, event); | |
3287 | ||
43c00a75 | 3288 | rcu_read_lock(); |
b9796a14 | 3289 | for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) { |
223bb15e | 3290 | dev = __vlan_find_dev_deep(netdev, vid); |
aec1e845 AKS |
3291 | if (!dev) |
3292 | continue; | |
aec1e845 AKS |
3293 | qlcnic_config_indev_addr(adapter, dev, event); |
3294 | } | |
43c00a75 | 3295 | rcu_read_unlock(); |
aec1e845 AKS |
3296 | } |
3297 | ||
af19b491 AKS |
3298 | static int qlcnic_netdev_event(struct notifier_block *this, |
3299 | unsigned long event, void *ptr) | |
3300 | { | |
3301 | struct qlcnic_adapter *adapter; | |
3302 | struct net_device *dev = (struct net_device *)ptr; | |
3303 | ||
3304 | recheck: | |
3305 | if (dev == NULL) | |
3306 | goto done; | |
3307 | ||
3308 | if (dev->priv_flags & IFF_802_1Q_VLAN) { | |
3309 | dev = vlan_dev_real_dev(dev); | |
3310 | goto recheck; | |
3311 | } | |
3312 | ||
3313 | if (!is_qlcnic_netdev(dev)) | |
3314 | goto done; | |
3315 | ||
3316 | adapter = netdev_priv(dev); | |
3317 | ||
3318 | if (!adapter) | |
3319 | goto done; | |
3320 | ||
8a15ad1f | 3321 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
af19b491 AKS |
3322 | goto done; |
3323 | ||
aec1e845 | 3324 | qlcnic_config_indev_addr(adapter, dev, event); |
af19b491 AKS |
3325 | done: |
3326 | return NOTIFY_DONE; | |
3327 | } | |
3328 | ||
3329 | static int | |
3330 | qlcnic_inetaddr_event(struct notifier_block *this, | |
3331 | unsigned long event, void *ptr) | |
3332 | { | |
3333 | struct qlcnic_adapter *adapter; | |
3334 | struct net_device *dev; | |
3335 | ||
3336 | struct in_ifaddr *ifa = (struct in_ifaddr *)ptr; | |
3337 | ||
3338 | dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL; | |
3339 | ||
3340 | recheck: | |
aec1e845 | 3341 | if (dev == NULL) |
af19b491 AKS |
3342 | goto done; |
3343 | ||
3344 | if (dev->priv_flags & IFF_802_1Q_VLAN) { | |
3345 | dev = vlan_dev_real_dev(dev); | |
3346 | goto recheck; | |
3347 | } | |
3348 | ||
3349 | if (!is_qlcnic_netdev(dev)) | |
3350 | goto done; | |
3351 | ||
3352 | adapter = netdev_priv(dev); | |
3353 | ||
251a84c9 | 3354 | if (!adapter) |
af19b491 AKS |
3355 | goto done; |
3356 | ||
8a15ad1f | 3357 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
af19b491 AKS |
3358 | goto done; |
3359 | ||
3360 | switch (event) { | |
3361 | case NETDEV_UP: | |
3362 | qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP); | |
13159183 | 3363 | |
af19b491 AKS |
3364 | break; |
3365 | case NETDEV_DOWN: | |
3366 | qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN); | |
13159183 | 3367 | |
af19b491 AKS |
3368 | break; |
3369 | default: | |
3370 | break; | |
3371 | } | |
3372 | ||
3373 | done: | |
3374 | return NOTIFY_DONE; | |
3375 | } | |
3376 | ||
3377 | static struct notifier_block qlcnic_netdev_cb = { | |
3378 | .notifier_call = qlcnic_netdev_event, | |
3379 | }; | |
3380 | ||
3381 | static struct notifier_block qlcnic_inetaddr_cb = { | |
3382 | .notifier_call = qlcnic_inetaddr_event, | |
3383 | }; | |
3384 | #else | |
f8ca2b6f | 3385 | void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event) |
af19b491 AKS |
3386 | { } |
3387 | #endif | |
fec9dd15 | 3388 | static const struct pci_error_handlers qlcnic_err_handler = { |
451724c8 SC |
3389 | .error_detected = qlcnic_io_error_detected, |
3390 | .slot_reset = qlcnic_io_slot_reset, | |
3391 | .resume = qlcnic_io_resume, | |
3392 | }; | |
af19b491 AKS |
3393 | |
3394 | static struct pci_driver qlcnic_driver = { | |
3395 | .name = qlcnic_driver_name, | |
3396 | .id_table = qlcnic_pci_tbl, | |
3397 | .probe = qlcnic_probe, | |
6bb58bb0 | 3398 | .remove = qlcnic_remove, |
af19b491 AKS |
3399 | #ifdef CONFIG_PM |
3400 | .suspend = qlcnic_suspend, | |
3401 | .resume = qlcnic_resume, | |
3402 | #endif | |
451724c8 SC |
3403 | .shutdown = qlcnic_shutdown, |
3404 | .err_handler = &qlcnic_err_handler | |
3405 | ||
af19b491 AKS |
3406 | }; |
3407 | ||
3408 | static int __init qlcnic_init_module(void) | |
3409 | { | |
0cf3a14c | 3410 | int ret; |
af19b491 AKS |
3411 | |
3412 | printk(KERN_INFO "%s\n", qlcnic_driver_string); | |
3413 | ||
3414 | #ifdef CONFIG_INET | |
3415 | register_netdevice_notifier(&qlcnic_netdev_cb); | |
3416 | register_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
3417 | #endif | |
3418 | ||
0cf3a14c AKS |
3419 | ret = pci_register_driver(&qlcnic_driver); |
3420 | if (ret) { | |
3421 | #ifdef CONFIG_INET | |
3422 | unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
3423 | unregister_netdevice_notifier(&qlcnic_netdev_cb); | |
3424 | #endif | |
3425 | } | |
af19b491 | 3426 | |
0cf3a14c | 3427 | return ret; |
af19b491 AKS |
3428 | } |
3429 | ||
3430 | module_init(qlcnic_init_module); | |
3431 | ||
3432 | static void __exit qlcnic_exit_module(void) | |
3433 | { | |
af19b491 AKS |
3434 | pci_unregister_driver(&qlcnic_driver); |
3435 | ||
3436 | #ifdef CONFIG_INET | |
3437 | unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
3438 | unregister_netdevice_notifier(&qlcnic_netdev_cb); | |
3439 | #endif | |
3440 | } | |
3441 | ||
3442 | module_exit(qlcnic_exit_module); |