Commit | Line | Data |
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af19b491 | 1 | /* |
40839129 | 2 | * QLogic qlcnic NIC Driver |
577ae39d | 3 | * Copyright (c) 2009-2013 QLogic Corporation |
af19b491 | 4 | * |
40839129 | 5 | * See LICENSE.qlcnic for copyright and licensing details. |
af19b491 AKS |
6 | */ |
7 | ||
8 | #include <linux/vmalloc.h> | |
9 | #include <linux/interrupt.h> | |
10 | ||
11 | #include "qlcnic.h" | |
02feda17 | 12 | #include "qlcnic_sriov.h" |
a15ebd37 | 13 | #include "qlcnic_hw.h" |
af19b491 | 14 | |
7e56cac4 | 15 | #include <linux/swab.h> |
af19b491 | 16 | #include <linux/dma-mapping.h> |
13159183 | 17 | #include <linux/if_vlan.h> |
af19b491 AKS |
18 | #include <net/ip.h> |
19 | #include <linux/ipv6.h> | |
20 | #include <linux/inetdevice.h> | |
451724c8 | 21 | #include <linux/aer.h> |
f94bc1e7 | 22 | #include <linux/log2.h> |
47caf255 | 23 | #include <linux/pci.h> |
af19b491 | 24 | |
7f9a0c34 | 25 | MODULE_DESCRIPTION("QLogic 1/10 GbE Converged/Intelligent Ethernet Driver"); |
af19b491 AKS |
26 | MODULE_LICENSE("GPL"); |
27 | MODULE_VERSION(QLCNIC_LINUX_VERSIONID); | |
28 | MODULE_FIRMWARE(QLCNIC_UNIFIED_ROMIMAGE_NAME); | |
29 | ||
30 | char qlcnic_driver_name[] = "qlcnic"; | |
7f9a0c34 SV |
31 | static const char qlcnic_driver_string[] = "QLogic 1/10 GbE " |
32 | "Converged/Intelligent Ethernet Driver v" QLCNIC_LINUX_VERSIONID; | |
af19b491 | 33 | |
b5e5492c | 34 | static int qlcnic_mac_learn; |
b11a25aa | 35 | module_param(qlcnic_mac_learn, int, 0444); |
fe1adc6b JK |
36 | MODULE_PARM_DESC(qlcnic_mac_learn, |
37 | "Mac Filter (0=learning is disabled, 1=Driver learning is enabled, 2=FDB learning is enabled)"); | |
b5e5492c | 38 | |
629263ac | 39 | int qlcnic_use_msi = 1; |
af19b491 | 40 | MODULE_PARM_DESC(use_msi, "MSI interrupt (0=disabled, 1=enabled"); |
099f7aa7 | 41 | module_param_named(use_msi, qlcnic_use_msi, int, 0444); |
af19b491 | 42 | |
629263ac | 43 | int qlcnic_use_msi_x = 1; |
af19b491 | 44 | MODULE_PARM_DESC(use_msi_x, "MSI-X interrupt (0=disabled, 1=enabled"); |
099f7aa7 | 45 | module_param_named(use_msi_x, qlcnic_use_msi_x, int, 0444); |
af19b491 | 46 | |
629263ac | 47 | int qlcnic_auto_fw_reset = 1; |
af19b491 | 48 | MODULE_PARM_DESC(auto_fw_reset, "Auto firmware reset (0=disabled, 1=enabled"); |
099f7aa7 | 49 | module_param_named(auto_fw_reset, qlcnic_auto_fw_reset, int, 0644); |
af19b491 | 50 | |
629263ac | 51 | int qlcnic_load_fw_file; |
4d5bdb38 | 52 | MODULE_PARM_DESC(load_fw_file, "Load firmware from (0=flash, 1=file"); |
099f7aa7 | 53 | module_param_named(load_fw_file, qlcnic_load_fw_file, int, 0444); |
4d5bdb38 | 54 | |
629263ac | 55 | int qlcnic_config_npars; |
b11a25aa | 56 | module_param(qlcnic_config_npars, int, 0444); |
2e9d722d AC |
57 | MODULE_PARM_DESC(qlcnic_config_npars, "Configure NPARs (0=disabled, 1=enabled"); |
58 | ||
1dd06ae8 | 59 | static int qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent); |
6bb58bb0 | 60 | static void qlcnic_remove(struct pci_dev *pdev); |
af19b491 AKS |
61 | static int qlcnic_open(struct net_device *netdev); |
62 | static int qlcnic_close(struct net_device *netdev); | |
af19b491 | 63 | static void qlcnic_tx_timeout(struct net_device *netdev); |
af19b491 AKS |
64 | static void qlcnic_attach_work(struct work_struct *work); |
65 | static void qlcnic_fwinit_work(struct work_struct *work); | |
66 | static void qlcnic_fw_poll_work(struct work_struct *work); | |
af19b491 AKS |
67 | #ifdef CONFIG_NET_POLL_CONTROLLER |
68 | static void qlcnic_poll_controller(struct net_device *netdev); | |
69 | #endif | |
70 | ||
6df900e9 | 71 | static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding); |
21854f02 | 72 | static void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8); |
af19b491 AKS |
73 | static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter); |
74 | ||
7eb9855d | 75 | static irqreturn_t qlcnic_tmp_intr(int irq, void *data); |
af19b491 AKS |
76 | static irqreturn_t qlcnic_intr(int irq, void *data); |
77 | static irqreturn_t qlcnic_msi_intr(int irq, void *data); | |
78 | static irqreturn_t qlcnic_msix_intr(int irq, void *data); | |
13159183 | 79 | static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data); |
af19b491 AKS |
80 | |
81 | static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev); | |
9f26f547 AC |
82 | static int qlcnic_start_firmware(struct qlcnic_adapter *); |
83 | ||
b5e5492c | 84 | static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter); |
9f26f547 | 85 | static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter *); |
9f26f547 | 86 | static int qlcnicvf_start_firmware(struct qlcnic_adapter *); |
0325d69b RB |
87 | static void qlcnic_set_netdev_features(struct qlcnic_adapter *, |
88 | struct qlcnic_esw_func_cfg *); | |
8e586137 JP |
89 | static int qlcnic_vlan_rx_add(struct net_device *, u16); |
90 | static int qlcnic_vlan_rx_del(struct net_device *, u16); | |
b9796a14 | 91 | |
bff57d8e SC |
92 | #define QLCNIC_IS_TSO_CAPABLE(adapter) \ |
93 | ((adapter)->ahw->capabilities & QLCNIC_FW_CAPABILITY_TSO) | |
94 | ||
13159183 SC |
95 | static u32 qlcnic_vlan_tx_check(struct qlcnic_adapter *adapter) |
96 | { | |
97 | struct qlcnic_hardware_context *ahw = adapter->ahw; | |
98 | ||
99 | if (adapter->pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X) | |
100 | return ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX; | |
101 | else | |
102 | return 1; | |
103 | } | |
104 | ||
af19b491 AKS |
105 | /* PCI Device ID Table */ |
106 | #define ENTRY(device) \ | |
107 | {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \ | |
108 | .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0} | |
109 | ||
6a902881 | 110 | static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl) = { |
af19b491 | 111 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X), |
13159183 | 112 | ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X), |
f8468331 | 113 | ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE834X), |
af19b491 AKS |
114 | {0,} |
115 | }; | |
116 | ||
117 | MODULE_DEVICE_TABLE(pci, qlcnic_pci_tbl); | |
118 | ||
119 | ||
5ad6ff9d | 120 | inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring *tx_ring) |
af19b491 AKS |
121 | { |
122 | writel(tx_ring->producer, tx_ring->crb_cmd_producer); | |
af19b491 AKS |
123 | } |
124 | ||
125 | static const u32 msi_tgt_status[8] = { | |
126 | ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1, | |
127 | ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3, | |
128 | ISR_INT_TARGET_STATUS_F4, ISR_INT_TARGET_STATUS_F5, | |
129 | ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7 | |
130 | }; | |
131 | ||
7e2cf4fe SC |
132 | static const u32 qlcnic_reg_tbl[] = { |
133 | 0x1B20A8, /* PEG_HALT_STAT1 */ | |
134 | 0x1B20AC, /* PEG_HALT_STAT2 */ | |
135 | 0x1B20B0, /* FW_HEARTBEAT */ | |
136 | 0x1B2100, /* LOCK ID */ | |
137 | 0x1B2128, /* FW_CAPABILITIES */ | |
138 | 0x1B2138, /* drv active */ | |
139 | 0x1B2140, /* dev state */ | |
140 | 0x1B2144, /* drv state */ | |
141 | 0x1B2148, /* drv scratch */ | |
142 | 0x1B214C, /* dev partition info */ | |
143 | 0x1B2174, /* drv idc ver */ | |
144 | 0x1B2150, /* fw version major */ | |
145 | 0x1B2154, /* fw version minor */ | |
146 | 0x1B2158, /* fw version sub */ | |
147 | 0x1B219C, /* npar state */ | |
148 | 0x1B21FC, /* FW_IMG_VALID */ | |
149 | 0x1B2250, /* CMD_PEG_STATE */ | |
150 | 0x1B233C, /* RCV_PEG_STATE */ | |
151 | 0x1B23B4, /* ASIC TEMP */ | |
152 | 0x1B216C, /* FW api */ | |
153 | 0x1B2170, /* drv op mode */ | |
154 | 0x13C010, /* flash lock */ | |
155 | 0x13C014, /* flash unlock */ | |
156 | }; | |
157 | ||
22999798 SC |
158 | static const struct qlcnic_board_info qlcnic_boards[] = { |
159 | {0x1077, 0x8020, 0x1077, 0x203, | |
160 | "8200 Series Single Port 10GbE Converged Network Adapter" | |
161 | "(TCP/IP Networking)"}, | |
162 | {0x1077, 0x8020, 0x1077, 0x207, | |
163 | "8200 Series Dual Port 10GbE Converged Network Adapter" | |
164 | "(TCP/IP Networking)"}, | |
165 | {0x1077, 0x8020, 0x1077, 0x20b, | |
166 | "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter"}, | |
167 | {0x1077, 0x8020, 0x1077, 0x20c, | |
168 | "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter"}, | |
169 | {0x1077, 0x8020, 0x1077, 0x20f, | |
170 | "3200 Series Single Port 10Gb Intelligent Ethernet Adapter"}, | |
171 | {0x1077, 0x8020, 0x103c, 0x3733, | |
172 | "NC523SFP 10Gb 2-port Server Adapter"}, | |
173 | {0x1077, 0x8020, 0x103c, 0x3346, | |
174 | "CN1000Q Dual Port Converged Network Adapter"}, | |
175 | {0x1077, 0x8020, 0x1077, 0x210, | |
176 | "QME8242-k 10GbE Dual Port Mezzanine Card"}, | |
177 | {0x1077, 0x8020, 0x0, 0x0, "cLOM8214 1/10GbE Controller"}, | |
178 | }; | |
179 | ||
180 | #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards) | |
319ecf12 | 181 | #define QLC_MAX_SDS_RINGS 8 |
22999798 | 182 | |
af19b491 AKS |
183 | static const |
184 | struct qlcnic_legacy_intr_set legacy_intr[] = QLCNIC_LEGACY_INTR_CONFIG; | |
185 | ||
c70001a9 | 186 | int qlcnic_alloc_sds_rings(struct qlcnic_recv_context *recv_ctx, int count) |
af19b491 AKS |
187 | { |
188 | int size = sizeof(struct qlcnic_host_sds_ring) * count; | |
189 | ||
190 | recv_ctx->sds_rings = kzalloc(size, GFP_KERNEL); | |
191 | ||
807540ba | 192 | return recv_ctx->sds_rings == NULL; |
af19b491 AKS |
193 | } |
194 | ||
c70001a9 | 195 | void qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx) |
af19b491 AKS |
196 | { |
197 | if (recv_ctx->sds_rings != NULL) | |
198 | kfree(recv_ctx->sds_rings); | |
199 | ||
200 | recv_ctx->sds_rings = NULL; | |
201 | } | |
202 | ||
f8468331 | 203 | int qlcnic_read_mac_addr(struct qlcnic_adapter *adapter) |
af19b491 | 204 | { |
2e9d722d | 205 | u8 mac_addr[ETH_ALEN]; |
af19b491 AKS |
206 | struct net_device *netdev = adapter->netdev; |
207 | struct pci_dev *pdev = adapter->pdev; | |
208 | ||
da48e6c3 | 209 | if (qlcnic_get_mac_address(adapter, mac_addr) != 0) |
af19b491 AKS |
210 | return -EIO; |
211 | ||
2e9d722d | 212 | memcpy(netdev->dev_addr, mac_addr, ETH_ALEN); |
af19b491 AKS |
213 | memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len); |
214 | ||
215 | /* set station address */ | |
216 | ||
aaeb6cdf | 217 | if (!is_valid_ether_addr(netdev->dev_addr)) |
af19b491 AKS |
218 | dev_warn(&pdev->dev, "Bad MAC address %pM.\n", |
219 | netdev->dev_addr); | |
220 | ||
221 | return 0; | |
222 | } | |
223 | ||
224 | static int qlcnic_set_mac(struct net_device *netdev, void *p) | |
225 | { | |
226 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
227 | struct sockaddr *addr = p; | |
228 | ||
7cb03b23 RB |
229 | if (qlcnic_sriov_vf_check(adapter)) |
230 | return -EINVAL; | |
231 | ||
7373373d RB |
232 | if ((adapter->flags & QLCNIC_MAC_OVERRIDE_DISABLED)) |
233 | return -EOPNOTSUPP; | |
234 | ||
af19b491 | 235 | if (!is_valid_ether_addr(addr->sa_data)) |
13159183 | 236 | return -EINVAL; |
af19b491 | 237 | |
8a15ad1f | 238 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { |
af19b491 AKS |
239 | netif_device_detach(netdev); |
240 | qlcnic_napi_disable(adapter); | |
241 | } | |
242 | ||
243 | memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len); | |
244 | memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); | |
245 | qlcnic_set_multi(adapter->netdev); | |
246 | ||
8a15ad1f | 247 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { |
af19b491 AKS |
248 | netif_device_attach(netdev); |
249 | qlcnic_napi_enable(adapter); | |
250 | } | |
251 | return 0; | |
252 | } | |
253 | ||
1690be63 VY |
254 | static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[], |
255 | struct net_device *netdev, const unsigned char *addr) | |
fe1adc6b JK |
256 | { |
257 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
258 | int err = -EOPNOTSUPP; | |
259 | ||
3e5c112f VY |
260 | if (!adapter->fdb_mac_learn) |
261 | return ndo_dflt_fdb_del(ndm, tb, netdev, addr); | |
fe1adc6b JK |
262 | |
263 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { | |
264 | if (is_unicast_ether_addr(addr)) | |
265 | err = qlcnic_nic_del_mac(adapter, addr); | |
266 | else if (is_multicast_ether_addr(addr)) | |
267 | err = dev_mc_del(netdev, addr); | |
268 | else | |
269 | err = -EINVAL; | |
270 | } | |
271 | return err; | |
272 | } | |
273 | ||
274 | static int qlcnic_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], | |
275 | struct net_device *netdev, | |
276 | const unsigned char *addr, u16 flags) | |
277 | { | |
278 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
279 | int err = 0; | |
280 | ||
3e5c112f VY |
281 | if (!adapter->fdb_mac_learn) |
282 | return ndo_dflt_fdb_add(ndm, tb, netdev, addr, flags); | |
fe1adc6b JK |
283 | |
284 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) { | |
285 | pr_info("%s: FDB e-switch is not enabled\n", __func__); | |
286 | return -EOPNOTSUPP; | |
287 | } | |
288 | ||
289 | if (ether_addr_equal(addr, adapter->mac_addr)) | |
290 | return err; | |
291 | ||
292 | if (is_unicast_ether_addr(addr)) | |
293 | err = qlcnic_nic_add_mac(adapter, addr); | |
294 | else if (is_multicast_ether_addr(addr)) | |
295 | err = dev_mc_add_excl(netdev, addr); | |
296 | else | |
297 | err = -EINVAL; | |
298 | ||
299 | return err; | |
300 | } | |
301 | ||
302 | static int qlcnic_fdb_dump(struct sk_buff *skb, struct netlink_callback *ncb, | |
303 | struct net_device *netdev, int idx) | |
304 | { | |
305 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
306 | ||
3e5c112f VY |
307 | if (!adapter->fdb_mac_learn) |
308 | return ndo_dflt_fdb_dump(skb, ncb, netdev, idx); | |
fe1adc6b JK |
309 | |
310 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) | |
311 | idx = ndo_dflt_fdb_dump(skb, ncb, netdev, idx); | |
312 | ||
313 | return idx; | |
314 | } | |
315 | ||
7e2cf4fe SC |
316 | static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter *adapter) |
317 | { | |
318 | while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
319 | usleep_range(10000, 11000); | |
320 | ||
321 | cancel_delayed_work_sync(&adapter->fw_work); | |
322 | } | |
323 | ||
af19b491 AKS |
324 | static const struct net_device_ops qlcnic_netdev_ops = { |
325 | .ndo_open = qlcnic_open, | |
326 | .ndo_stop = qlcnic_close, | |
327 | .ndo_start_xmit = qlcnic_xmit_frame, | |
328 | .ndo_get_stats = qlcnic_get_stats, | |
329 | .ndo_validate_addr = eth_validate_addr, | |
afc4b13d | 330 | .ndo_set_rx_mode = qlcnic_set_multi, |
af19b491 AKS |
331 | .ndo_set_mac_address = qlcnic_set_mac, |
332 | .ndo_change_mtu = qlcnic_change_mtu, | |
135d84a9 MM |
333 | .ndo_fix_features = qlcnic_fix_features, |
334 | .ndo_set_features = qlcnic_set_features, | |
af19b491 | 335 | .ndo_tx_timeout = qlcnic_tx_timeout, |
b9796a14 AC |
336 | .ndo_vlan_rx_add_vid = qlcnic_vlan_rx_add, |
337 | .ndo_vlan_rx_kill_vid = qlcnic_vlan_rx_del, | |
fe1adc6b JK |
338 | .ndo_fdb_add = qlcnic_fdb_add, |
339 | .ndo_fdb_del = qlcnic_fdb_del, | |
340 | .ndo_fdb_dump = qlcnic_fdb_dump, | |
af19b491 AKS |
341 | #ifdef CONFIG_NET_POLL_CONTROLLER |
342 | .ndo_poll_controller = qlcnic_poll_controller, | |
343 | #endif | |
344 | }; | |
345 | ||
b43e5ee7 SC |
346 | static const struct net_device_ops qlcnic_netdev_failed_ops = { |
347 | .ndo_open = qlcnic_open, | |
348 | }; | |
349 | ||
2e9d722d | 350 | static struct qlcnic_nic_template qlcnic_ops = { |
7e2cf4fe SC |
351 | .config_bridged_mode = qlcnic_config_bridged_mode, |
352 | .config_led = qlcnic_82xx_config_led, | |
353 | .start_firmware = qlcnic_82xx_start_firmware, | |
354 | .request_reset = qlcnic_82xx_dev_request_reset, | |
355 | .cancel_idc_work = qlcnic_82xx_cancel_idc_work, | |
356 | .napi_add = qlcnic_82xx_napi_add, | |
4be41e92 | 357 | .napi_del = qlcnic_82xx_napi_del, |
7e2cf4fe SC |
358 | .config_ipaddr = qlcnic_82xx_config_ipaddr, |
359 | .clear_legacy_intr = qlcnic_82xx_clear_legacy_intr, | |
360 | }; | |
361 | ||
362 | struct qlcnic_nic_template qlcnic_vf_ops = { | |
363 | .config_bridged_mode = qlcnicvf_config_bridged_mode, | |
364 | .config_led = qlcnicvf_config_led, | |
365 | .start_firmware = qlcnicvf_start_firmware | |
9f26f547 AC |
366 | }; |
367 | ||
7e2cf4fe SC |
368 | static struct qlcnic_hardware_ops qlcnic_hw_ops = { |
369 | .read_crb = qlcnic_82xx_read_crb, | |
370 | .write_crb = qlcnic_82xx_write_crb, | |
371 | .read_reg = qlcnic_82xx_hw_read_wx_2M, | |
372 | .write_reg = qlcnic_82xx_hw_write_wx_2M, | |
373 | .get_mac_address = qlcnic_82xx_get_mac_address, | |
374 | .setup_intr = qlcnic_82xx_setup_intr, | |
375 | .alloc_mbx_args = qlcnic_82xx_alloc_mbx_args, | |
376 | .mbx_cmd = qlcnic_82xx_issue_cmd, | |
377 | .get_func_no = qlcnic_82xx_get_func_no, | |
378 | .api_lock = qlcnic_82xx_api_lock, | |
379 | .api_unlock = qlcnic_82xx_api_unlock, | |
380 | .add_sysfs = qlcnic_82xx_add_sysfs, | |
381 | .remove_sysfs = qlcnic_82xx_remove_sysfs, | |
382 | .process_lb_rcv_ring_diag = qlcnic_82xx_process_rcv_ring_diag, | |
383 | .create_rx_ctx = qlcnic_82xx_fw_cmd_create_rx_ctx, | |
384 | .create_tx_ctx = qlcnic_82xx_fw_cmd_create_tx_ctx, | |
7cb03b23 RB |
385 | .del_rx_ctx = qlcnic_82xx_fw_cmd_del_rx_ctx, |
386 | .del_tx_ctx = qlcnic_82xx_fw_cmd_del_tx_ctx, | |
7e2cf4fe SC |
387 | .setup_link_event = qlcnic_82xx_linkevent_request, |
388 | .get_nic_info = qlcnic_82xx_get_nic_info, | |
389 | .get_pci_info = qlcnic_82xx_get_pci_info, | |
390 | .set_nic_info = qlcnic_82xx_set_nic_info, | |
391 | .change_macvlan = qlcnic_82xx_sre_macaddr_change, | |
392 | .napi_enable = qlcnic_82xx_napi_enable, | |
393 | .napi_disable = qlcnic_82xx_napi_disable, | |
394 | .config_intr_coal = qlcnic_82xx_config_intr_coalesce, | |
395 | .config_rss = qlcnic_82xx_config_rss, | |
396 | .config_hw_lro = qlcnic_82xx_config_hw_lro, | |
397 | .config_loopback = qlcnic_82xx_set_lb_mode, | |
398 | .clear_loopback = qlcnic_82xx_clear_lb_mode, | |
399 | .config_promisc_mode = qlcnic_82xx_nic_set_promisc, | |
400 | .change_l2_filter = qlcnic_82xx_change_filter, | |
401 | .get_board_info = qlcnic_82xx_get_board_info, | |
2e9d722d AC |
402 | }; |
403 | ||
7f966452 | 404 | int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix) |
af19b491 | 405 | { |
af19b491 | 406 | struct pci_dev *pdev = adapter->pdev; |
13159183 | 407 | int err = -1, i; |
da6c8063 RB |
408 | int max_tx_rings, tx_vector; |
409 | ||
410 | if (adapter->flags & QLCNIC_TX_INTR_SHARED) { | |
411 | max_tx_rings = 0; | |
412 | tx_vector = 0; | |
413 | } else { | |
414 | max_tx_rings = adapter->max_drv_tx_rings; | |
415 | tx_vector = 1; | |
416 | } | |
13159183 SC |
417 | |
418 | if (!adapter->msix_entries) { | |
419 | adapter->msix_entries = kcalloc(num_msix, | |
420 | sizeof(struct msix_entry), | |
421 | GFP_KERNEL); | |
b2adaca9 | 422 | if (!adapter->msix_entries) |
13159183 | 423 | return -ENOMEM; |
13159183 | 424 | } |
af19b491 AKS |
425 | |
426 | adapter->max_sds_rings = 1; | |
af19b491 | 427 | adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED); |
af19b491 | 428 | |
79788450 | 429 | if (adapter->ahw->msix_supported) { |
f94bc1e7 | 430 | enable_msix: |
13159183 SC |
431 | for (i = 0; i < num_msix; i++) |
432 | adapter->msix_entries[i].entry = i; | |
af19b491 AKS |
433 | err = pci_enable_msix(pdev, adapter->msix_entries, num_msix); |
434 | if (err == 0) { | |
435 | adapter->flags |= QLCNIC_MSIX_ENABLED; | |
13159183 SC |
436 | if (qlcnic_83xx_check(adapter)) { |
437 | adapter->ahw->num_msix = num_msix; | |
438 | /* subtract mail box and tx ring vectors */ | |
13159183 SC |
439 | adapter->max_sds_rings = num_msix - |
440 | max_tx_rings - 1; | |
441 | } else { | |
442 | adapter->max_sds_rings = num_msix; | |
443 | } | |
af19b491 | 444 | dev_info(&pdev->dev, "using msi-x interrupts\n"); |
f94bc1e7 | 445 | return err; |
13159183 SC |
446 | } else if (err > 0) { |
447 | dev_info(&pdev->dev, | |
448 | "Unable to allocate %d MSI-X interrupt vectors\n", | |
449 | num_msix); | |
450 | if (qlcnic_83xx_check(adapter)) { | |
da6c8063 | 451 | if (err < (QLC_83XX_MINIMUM_VECTOR - tx_vector)) |
13159183 | 452 | return err; |
da6c8063 | 453 | err -= (max_tx_rings + 1); |
13159183 | 454 | num_msix = rounddown_pow_of_two(err); |
da6c8063 | 455 | num_msix += (max_tx_rings + 1); |
13159183 SC |
456 | } else { |
457 | num_msix = rounddown_pow_of_two(err); | |
458 | } | |
459 | ||
460 | if (num_msix) { | |
461 | dev_info(&pdev->dev, | |
dce056cb | 462 | "Trying to allocate %d MSI-X interrupt vectors\n", |
13159183 | 463 | num_msix); |
f94bc1e7 | 464 | goto enable_msix; |
13159183 SC |
465 | } |
466 | } else { | |
dce056cb MC |
467 | dev_info(&pdev->dev, |
468 | "Unable to allocate %d MSI-X interrupt vectors\n", | |
13159183 | 469 | num_msix); |
f94bc1e7 SC |
470 | } |
471 | } | |
13159183 | 472 | |
f94bc1e7 SC |
473 | return err; |
474 | } | |
af19b491 | 475 | |
9a97e705 | 476 | static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter) |
f94bc1e7 | 477 | { |
9a97e705 | 478 | int err = 0; |
15087c2b | 479 | u32 offset, mask_reg; |
f94bc1e7 | 480 | const struct qlcnic_legacy_intr_set *legacy_intrp; |
15087c2b | 481 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
f94bc1e7 | 482 | struct pci_dev *pdev = adapter->pdev; |
af19b491 | 483 | |
099f7aa7 | 484 | if (qlcnic_use_msi && !pci_enable_msi(pdev)) { |
af19b491 | 485 | adapter->flags |= QLCNIC_MSI_ENABLED; |
15087c2b SC |
486 | offset = msi_tgt_status[adapter->ahw->pci_func]; |
487 | adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter->ahw, | |
488 | offset); | |
af19b491 AKS |
489 | dev_info(&pdev->dev, "using msi interrupts\n"); |
490 | adapter->msix_entries[0].vector = pdev->irq; | |
9a97e705 | 491 | return err; |
af19b491 | 492 | } |
9a97e705 M |
493 | if (qlcnic_use_msi || qlcnic_use_msi_x) |
494 | return -EOPNOTSUPP; | |
af19b491 | 495 | |
f94bc1e7 | 496 | legacy_intrp = &legacy_intr[adapter->ahw->pci_func]; |
79788450 | 497 | adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit; |
15087c2b SC |
498 | offset = legacy_intrp->tgt_status_reg; |
499 | adapter->tgt_status_reg = qlcnic_get_ioaddr(ahw, offset); | |
500 | mask_reg = legacy_intrp->tgt_mask_reg; | |
501 | adapter->tgt_mask_reg = qlcnic_get_ioaddr(ahw, mask_reg); | |
502 | adapter->isr_int_vec = qlcnic_get_ioaddr(ahw, ISR_INT_VECTOR); | |
503 | adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG); | |
af19b491 AKS |
504 | dev_info(&pdev->dev, "using legacy interrupts\n"); |
505 | adapter->msix_entries[0].vector = pdev->irq; | |
9a97e705 | 506 | return err; |
af19b491 AKS |
507 | } |
508 | ||
7e2cf4fe | 509 | int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter, u8 num_intr) |
f94bc1e7 | 510 | { |
9a97e705 | 511 | int num_msix, err = 0; |
f94bc1e7 | 512 | |
7e2cf4fe SC |
513 | if (!num_intr) |
514 | num_intr = QLCNIC_DEF_NUM_STS_DESC_RINGS; | |
515 | ||
516 | if (adapter->ahw->msix_supported) | |
5f6ec29a | 517 | num_msix = rounddown_pow_of_two(min_t(int, num_online_cpus(), |
7e2cf4fe SC |
518 | num_intr)); |
519 | else | |
f94bc1e7 SC |
520 | num_msix = 1; |
521 | ||
7e2cf4fe SC |
522 | err = qlcnic_enable_msix(adapter, num_msix); |
523 | if (err == -ENOMEM || !err) | |
524 | return err; | |
f94bc1e7 | 525 | |
9a97e705 M |
526 | err = qlcnic_enable_msi_legacy(adapter); |
527 | if (!err) | |
528 | return err; | |
529 | ||
530 | return -EIO; | |
f94bc1e7 | 531 | } |
13159183 | 532 | |
319ecf12 | 533 | void qlcnic_teardown_intr(struct qlcnic_adapter *adapter) |
af19b491 AKS |
534 | { |
535 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
536 | pci_disable_msix(adapter->pdev); | |
537 | if (adapter->flags & QLCNIC_MSI_ENABLED) | |
538 | pci_disable_msi(adapter->pdev); | |
13159183 SC |
539 | |
540 | kfree(adapter->msix_entries); | |
541 | adapter->msix_entries = NULL; | |
542 | ||
543 | if (adapter->ahw->intr_tbl) { | |
544 | vfree(adapter->ahw->intr_tbl); | |
545 | adapter->ahw->intr_tbl = NULL; | |
546 | } | |
af19b491 AKS |
547 | } |
548 | ||
f1a094a8 | 549 | static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context *ahw) |
af19b491 | 550 | { |
f1a094a8 RB |
551 | if (ahw->pci_base0 != NULL) |
552 | iounmap(ahw->pci_base0); | |
af19b491 AKS |
553 | } |
554 | ||
7e2cf4fe SC |
555 | static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter) |
556 | { | |
557 | struct qlcnic_pci_info *pci_info; | |
558 | int ret; | |
559 | ||
560 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) { | |
561 | switch (adapter->ahw->port_type) { | |
562 | case QLCNIC_GBE: | |
563 | adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_GBE_PORTS; | |
564 | break; | |
565 | case QLCNIC_XGBE: | |
566 | adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_XG_PORTS; | |
567 | break; | |
568 | } | |
569 | return 0; | |
570 | } | |
571 | ||
572 | if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) | |
573 | return 0; | |
574 | ||
575 | pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL); | |
576 | if (!pci_info) | |
577 | return -ENOMEM; | |
578 | ||
579 | ret = qlcnic_get_pci_info(adapter, pci_info); | |
580 | kfree(pci_info); | |
581 | return ret; | |
582 | } | |
d71170fb SC |
583 | |
584 | int qlcnic_init_pci_info(struct qlcnic_adapter *adapter) | |
346fe763 | 585 | { |
e88db3bd | 586 | struct qlcnic_pci_info *pci_info; |
bff57d8e SC |
587 | int i, ret = 0, j = 0; |
588 | u16 act_pci_func; | |
346fe763 RB |
589 | u8 pfn; |
590 | ||
e88db3bd DC |
591 | pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL); |
592 | if (!pci_info) | |
593 | return -ENOMEM; | |
594 | ||
bff57d8e SC |
595 | ret = qlcnic_get_pci_info(adapter, pci_info); |
596 | if (ret) | |
597 | goto err_pci_info; | |
598 | ||
599 | act_pci_func = adapter->ahw->act_pci_func; | |
600 | ||
ca315ac2 | 601 | adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) * |
bff57d8e | 602 | act_pci_func, GFP_KERNEL); |
e88db3bd | 603 | if (!adapter->npars) { |
900853a4 | 604 | ret = -ENOMEM; |
e88db3bd DC |
605 | goto err_pci_info; |
606 | } | |
346fe763 | 607 | |
ca315ac2 | 608 | adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) * |
346fe763 RB |
609 | QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL); |
610 | if (!adapter->eswitch) { | |
900853a4 | 611 | ret = -ENOMEM; |
ca315ac2 | 612 | goto err_npars; |
346fe763 RB |
613 | } |
614 | ||
ca315ac2 DC |
615 | for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { |
616 | pfn = pci_info[i].id; | |
bff57d8e | 617 | |
0f6efff9 | 618 | if (pfn >= QLCNIC_MAX_PCI_FUNC) { |
f848d6dd SC |
619 | ret = QL_STATUS_INVALID_PARAM; |
620 | goto err_eswitch; | |
621 | } | |
bff57d8e SC |
622 | |
623 | if (!pci_info[i].active || | |
624 | (pci_info[i].type != QLCNIC_TYPE_NIC)) | |
625 | continue; | |
626 | ||
627 | adapter->npars[j].pci_func = pfn; | |
628 | adapter->npars[j].active = (u8)pci_info[i].active; | |
629 | adapter->npars[j].type = (u8)pci_info[i].type; | |
630 | adapter->npars[j].phy_port = (u8)pci_info[i].default_port; | |
631 | adapter->npars[j].min_bw = pci_info[i].tx_min_bw; | |
632 | adapter->npars[j].max_bw = pci_info[i].tx_max_bw; | |
633 | j++; | |
346fe763 RB |
634 | } |
635 | ||
13159183 | 636 | for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) { |
ca315ac2 | 637 | adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE; |
13159183 SC |
638 | if (qlcnic_83xx_check(adapter)) |
639 | qlcnic_enable_eswitch(adapter, i, 1); | |
640 | } | |
ca315ac2 | 641 | |
e88db3bd | 642 | kfree(pci_info); |
ca315ac2 DC |
643 | return 0; |
644 | ||
645 | err_eswitch: | |
346fe763 RB |
646 | kfree(adapter->eswitch); |
647 | adapter->eswitch = NULL; | |
ca315ac2 | 648 | err_npars: |
346fe763 | 649 | kfree(adapter->npars); |
ca315ac2 | 650 | adapter->npars = NULL; |
e88db3bd DC |
651 | err_pci_info: |
652 | kfree(pci_info); | |
346fe763 RB |
653 | |
654 | return ret; | |
655 | } | |
656 | ||
2e9d722d AC |
657 | static int |
658 | qlcnic_set_function_modes(struct qlcnic_adapter *adapter) | |
659 | { | |
660 | u8 id; | |
2e9d722d AC |
661 | int i, ret = 1; |
662 | u32 data = QLCNIC_MGMT_FUNC; | |
bff57d8e | 663 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
2e9d722d | 664 | |
2e9d722d AC |
665 | ret = qlcnic_api_lock(adapter); |
666 | if (ret) | |
667 | goto err_lock; | |
2e9d722d | 668 | |
0e33c664 | 669 | if (qlcnic_config_npars) { |
bff57d8e SC |
670 | for (i = 0; i < ahw->act_pci_func; i++) { |
671 | id = adapter->npars[i].pci_func; | |
672 | if (id == ahw->pci_func) | |
0e33c664 AC |
673 | continue; |
674 | data |= (qlcnic_config_npars & | |
675 | QLC_DEV_SET_DRV(0xf, id)); | |
676 | } | |
677 | } else { | |
a15ebd37 | 678 | data = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); |
bff57d8e | 679 | data = (data & ~QLC_DEV_SET_DRV(0xf, ahw->pci_func)) | |
0e33c664 | 680 | (QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC, |
bff57d8e | 681 | ahw->pci_func)); |
2e9d722d | 682 | } |
a15ebd37 | 683 | QLC_SHARED_REG_WR32(adapter, QLCNIC_DRV_OP_MODE, data); |
2e9d722d AC |
684 | qlcnic_api_unlock(adapter); |
685 | err_lock: | |
686 | return ret; | |
687 | } | |
688 | ||
13159183 SC |
689 | static void qlcnic_check_vf(struct qlcnic_adapter *adapter, |
690 | const struct pci_device_id *ent) | |
2e9d722d | 691 | { |
2e9d722d AC |
692 | u32 op_mode, priv_level; |
693 | ||
694 | /* Determine FW API version */ | |
13159183 SC |
695 | adapter->ahw->fw_hal_version = QLC_SHARED_REG_RD32(adapter, |
696 | QLCNIC_FW_API); | |
2e9d722d AC |
697 | |
698 | /* Find PCI function number */ | |
13159183 | 699 | qlcnic_get_func_no(adapter); |
2e9d722d AC |
700 | |
701 | /* Determine function privilege level */ | |
13159183 | 702 | op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); |
0e33c664 | 703 | if (op_mode == QLC_DEV_DRV_DEFAULT) |
2e9d722d | 704 | priv_level = QLCNIC_MGMT_FUNC; |
0e33c664 | 705 | else |
b1fc6d3c | 706 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
2e9d722d | 707 | |
0866d96d | 708 | if (priv_level == QLCNIC_NON_PRIV_FUNC) { |
79788450 | 709 | adapter->ahw->op_mode = QLCNIC_NON_PRIV_FUNC; |
9f26f547 AC |
710 | dev_info(&adapter->pdev->dev, |
711 | "HAL Version: %d Non Privileged function\n", | |
79788450 | 712 | adapter->ahw->fw_hal_version); |
9f26f547 | 713 | adapter->nic_ops = &qlcnic_vf_ops; |
0866d96d AC |
714 | } else |
715 | adapter->nic_ops = &qlcnic_ops; | |
2e9d722d AC |
716 | } |
717 | ||
15087c2b | 718 | #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL |
13159183 | 719 | #define QLCNIC_83XX_BAR0_LENGTH 0x4000 |
15087c2b SC |
720 | static void qlcnic_get_bar_length(u32 dev_id, ulong *bar) |
721 | { | |
722 | switch (dev_id) { | |
723 | case PCI_DEVICE_ID_QLOGIC_QLE824X: | |
724 | *bar = QLCNIC_82XX_BAR0_LENGTH; | |
725 | break; | |
13159183 | 726 | case PCI_DEVICE_ID_QLOGIC_QLE834X: |
f8468331 | 727 | case PCI_DEVICE_ID_QLOGIC_VF_QLE834X: |
13159183 SC |
728 | *bar = QLCNIC_83XX_BAR0_LENGTH; |
729 | break; | |
15087c2b SC |
730 | default: |
731 | *bar = 0; | |
732 | } | |
733 | } | |
734 | ||
735 | static int qlcnic_setup_pci_map(struct pci_dev *pdev, | |
736 | struct qlcnic_hardware_context *ahw) | |
af19b491 | 737 | { |
15087c2b | 738 | u32 offset; |
af19b491 | 739 | void __iomem *mem_ptr0 = NULL; |
15087c2b | 740 | unsigned long mem_len, pci_len0 = 0, bar0_len; |
af19b491 | 741 | |
af19b491 | 742 | /* remap phys address */ |
af19b491 AKS |
743 | mem_len = pci_resource_len(pdev, 0); |
744 | ||
15087c2b SC |
745 | qlcnic_get_bar_length(pdev->device, &bar0_len); |
746 | if (mem_len >= bar0_len) { | |
af19b491 AKS |
747 | |
748 | mem_ptr0 = pci_ioremap_bar(pdev, 0); | |
749 | if (mem_ptr0 == NULL) { | |
750 | dev_err(&pdev->dev, "failed to map PCI bar 0\n"); | |
751 | return -EIO; | |
752 | } | |
753 | pci_len0 = mem_len; | |
754 | } else { | |
755 | return -EIO; | |
756 | } | |
757 | ||
f8468331 | 758 | dev_info(&pdev->dev, "%dKB memory map\n", (int)(mem_len >> 10)); |
7e2cf4fe | 759 | |
15087c2b SC |
760 | ahw->pci_base0 = mem_ptr0; |
761 | ahw->pci_len0 = pci_len0; | |
762 | offset = QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw->pci_func)); | |
763 | qlcnic_get_ioaddr(ahw, offset); | |
af19b491 AKS |
764 | |
765 | return 0; | |
766 | } | |
767 | ||
22999798 | 768 | static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name) |
af19b491 AKS |
769 | { |
770 | struct pci_dev *pdev = adapter->pdev; | |
771 | int i, found = 0; | |
772 | ||
773 | for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) { | |
774 | if (qlcnic_boards[i].vendor == pdev->vendor && | |
775 | qlcnic_boards[i].device == pdev->device && | |
776 | qlcnic_boards[i].sub_vendor == pdev->subsystem_vendor && | |
777 | qlcnic_boards[i].sub_device == pdev->subsystem_device) { | |
02f6e46f SC |
778 | sprintf(name, "%pM: %s" , |
779 | adapter->mac_addr, | |
780 | qlcnic_boards[i].short_name); | |
af19b491 AKS |
781 | found = 1; |
782 | break; | |
783 | } | |
784 | ||
785 | } | |
786 | ||
787 | if (!found) | |
7f9a0c34 | 788 | sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr); |
af19b491 AKS |
789 | } |
790 | ||
791 | static void | |
792 | qlcnic_check_options(struct qlcnic_adapter *adapter) | |
793 | { | |
a15ebd37 | 794 | int err; |
031a4a26 | 795 | u32 fw_major, fw_minor, fw_build, prev_fw_version; |
af19b491 | 796 | struct pci_dev *pdev = adapter->pdev; |
a15ebd37 HM |
797 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
798 | struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump; | |
031a4a26 SV |
799 | |
800 | prev_fw_version = adapter->fw_version; | |
af19b491 | 801 | |
a15ebd37 HM |
802 | fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR); |
803 | fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR); | |
804 | fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB); | |
af19b491 AKS |
805 | |
806 | adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build); | |
807 | ||
a15ebd37 HM |
808 | err = qlcnic_get_board_info(adapter); |
809 | if (err) { | |
810 | dev_err(&pdev->dev, "Error getting board config info.\n"); | |
811 | return; | |
812 | } | |
813 | if (ahw->op_mode != QLCNIC_NON_PRIV_FUNC) { | |
031a4a26 SV |
814 | if (fw_dump->tmpl_hdr == NULL || |
815 | adapter->fw_version > prev_fw_version) { | |
816 | if (fw_dump->tmpl_hdr) | |
817 | vfree(fw_dump->tmpl_hdr); | |
818 | if (!qlcnic_fw_cmd_get_minidump_temp(adapter)) | |
819 | dev_info(&pdev->dev, | |
820 | "Supports FW dump capability\n"); | |
821 | } | |
822 | } | |
823 | ||
13159183 SC |
824 | dev_info(&pdev->dev, "Driver v%s, firmware v%d.%d.%d\n", |
825 | QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build); | |
826 | ||
b1fc6d3c | 827 | if (adapter->ahw->port_type == QLCNIC_XGBE) { |
90d19005 SC |
828 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { |
829 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF; | |
830 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF; | |
831 | } else { | |
832 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G; | |
833 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_10G; | |
834 | } | |
835 | ||
af19b491 | 836 | adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; |
90d19005 SC |
837 | adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; |
838 | ||
b1fc6d3c | 839 | } else if (adapter->ahw->port_type == QLCNIC_GBE) { |
af19b491 AKS |
840 | adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G; |
841 | adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; | |
90d19005 SC |
842 | adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; |
843 | adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G; | |
af19b491 AKS |
844 | } |
845 | ||
099f7aa7 | 846 | adapter->ahw->msix_supported = !!qlcnic_use_msi_x; |
af19b491 AKS |
847 | |
848 | adapter->num_txd = MAX_CMD_DESCRIPTORS; | |
849 | ||
251b036a | 850 | adapter->max_rds_rings = MAX_RDS_RINGS; |
af19b491 AKS |
851 | } |
852 | ||
174240a8 RB |
853 | static int |
854 | qlcnic_initialize_nic(struct qlcnic_adapter *adapter) | |
855 | { | |
856 | int err; | |
857 | struct qlcnic_info nic_info; | |
858 | ||
bff57d8e | 859 | memset(&nic_info, 0, sizeof(struct qlcnic_info)); |
b1fc6d3c | 860 | err = qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw->pci_func); |
174240a8 RB |
861 | if (err) |
862 | return err; | |
863 | ||
79788450 SC |
864 | adapter->ahw->physical_port = (u8)nic_info.phys_port; |
865 | adapter->ahw->switch_mode = nic_info.switch_mode; | |
866 | adapter->ahw->max_tx_ques = nic_info.max_tx_ques; | |
867 | adapter->ahw->max_rx_ques = nic_info.max_rx_ques; | |
868 | adapter->ahw->capabilities = nic_info.capabilities; | |
776e7bde SS |
869 | |
870 | if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) { | |
871 | u32 temp; | |
872 | temp = QLCRD32(adapter, CRB_FW_CAPABILITIES_2); | |
873 | adapter->ahw->capabilities2 = temp; | |
874 | } | |
79788450 SC |
875 | adapter->ahw->max_mac_filters = nic_info.max_mac_filters; |
876 | adapter->ahw->max_mtu = nic_info.max_mtu; | |
174240a8 | 877 | |
13159183 SC |
878 | /* Disable NPAR for 83XX */ |
879 | if (qlcnic_83xx_check(adapter)) | |
880 | return err; | |
881 | ||
79788450 | 882 | if (adapter->ahw->capabilities & BIT_6) |
174240a8 RB |
883 | adapter->flags |= QLCNIC_ESWITCH_ENABLED; |
884 | else | |
885 | adapter->flags &= ~QLCNIC_ESWITCH_ENABLED; | |
886 | ||
887 | return err; | |
888 | } | |
889 | ||
ec079a07 SC |
890 | void qlcnic_set_vlan_config(struct qlcnic_adapter *adapter, |
891 | struct qlcnic_esw_func_cfg *esw_cfg) | |
8cf61f89 AKS |
892 | { |
893 | if (esw_cfg->discard_tagged) | |
894 | adapter->flags &= ~QLCNIC_TAGGING_ENABLED; | |
895 | else | |
896 | adapter->flags |= QLCNIC_TAGGING_ENABLED; | |
897 | ||
898 | if (esw_cfg->vlan_id) | |
899 | adapter->pvid = esw_cfg->vlan_id; | |
900 | else | |
901 | adapter->pvid = 0; | |
902 | } | |
903 | ||
8e586137 | 904 | static int |
b9796a14 AC |
905 | qlcnic_vlan_rx_add(struct net_device *netdev, u16 vid) |
906 | { | |
907 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
908 | set_bit(vid, adapter->vlans); | |
8e586137 | 909 | return 0; |
b9796a14 AC |
910 | } |
911 | ||
8e586137 | 912 | static int |
b9796a14 AC |
913 | qlcnic_vlan_rx_del(struct net_device *netdev, u16 vid) |
914 | { | |
915 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
916 | ||
917 | qlcnic_restore_indev_addr(netdev, NETDEV_DOWN); | |
918 | clear_bit(vid, adapter->vlans); | |
8e586137 | 919 | return 0; |
b9796a14 AC |
920 | } |
921 | ||
ec079a07 SC |
922 | void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter, |
923 | struct qlcnic_esw_func_cfg *esw_cfg) | |
0325d69b | 924 | { |
ee07c1a7 RB |
925 | adapter->flags &= ~(QLCNIC_MACSPOOF | QLCNIC_MAC_OVERRIDE_DISABLED | |
926 | QLCNIC_PROMISC_DISABLED); | |
7613c87b RB |
927 | |
928 | if (esw_cfg->mac_anti_spoof) | |
929 | adapter->flags |= QLCNIC_MACSPOOF; | |
fe4d434d | 930 | |
7373373d RB |
931 | if (!esw_cfg->mac_override) |
932 | adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED; | |
933 | ||
ee07c1a7 RB |
934 | if (!esw_cfg->promisc_mode) |
935 | adapter->flags |= QLCNIC_PROMISC_DISABLED; | |
936 | ||
0325d69b RB |
937 | qlcnic_set_netdev_features(adapter, esw_cfg); |
938 | } | |
939 | ||
d71170fb | 940 | int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter) |
0325d69b RB |
941 | { |
942 | struct qlcnic_esw_func_cfg esw_cfg; | |
943 | ||
944 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) | |
945 | return 0; | |
946 | ||
b1fc6d3c | 947 | esw_cfg.pci_func = adapter->ahw->pci_func; |
0325d69b RB |
948 | if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg)) |
949 | return -EIO; | |
8cf61f89 | 950 | qlcnic_set_vlan_config(adapter, &esw_cfg); |
0325d69b RB |
951 | qlcnic_set_eswitch_port_features(adapter, &esw_cfg); |
952 | ||
953 | return 0; | |
954 | } | |
955 | ||
956 | static void | |
957 | qlcnic_set_netdev_features(struct qlcnic_adapter *adapter, | |
958 | struct qlcnic_esw_func_cfg *esw_cfg) | |
959 | { | |
960 | struct net_device *netdev = adapter->netdev; | |
13159183 SC |
961 | unsigned long features, vlan_features; |
962 | ||
963 | if (qlcnic_83xx_check(adapter)) | |
964 | return; | |
0325d69b | 965 | |
7e38d04b SC |
966 | features = (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | |
967 | NETIF_F_IPV6_CSUM | NETIF_F_GRO); | |
0325d69b | 968 | vlan_features = (NETIF_F_SG | NETIF_F_IP_CSUM | |
13159183 | 969 | NETIF_F_IPV6_CSUM); |
0325d69b | 970 | |
13159183 | 971 | if (QLCNIC_IS_TSO_CAPABLE(adapter)) { |
0325d69b RB |
972 | features |= (NETIF_F_TSO | NETIF_F_TSO6); |
973 | vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6); | |
974 | } | |
b56421d0 RB |
975 | |
976 | if (netdev->features & NETIF_F_LRO) | |
0325d69b RB |
977 | features |= NETIF_F_LRO; |
978 | ||
979 | if (esw_cfg->offload_flags & BIT_0) { | |
980 | netdev->features |= features; | |
13159183 | 981 | adapter->rx_csum = 1; |
7e38d04b | 982 | if (!(esw_cfg->offload_flags & BIT_1)) { |
0325d69b | 983 | netdev->features &= ~NETIF_F_TSO; |
7e38d04b SC |
984 | features &= ~NETIF_F_TSO; |
985 | } | |
986 | if (!(esw_cfg->offload_flags & BIT_2)) { | |
0325d69b | 987 | netdev->features &= ~NETIF_F_TSO6; |
7e38d04b SC |
988 | features &= ~NETIF_F_TSO6; |
989 | } | |
0325d69b RB |
990 | } else { |
991 | netdev->features &= ~features; | |
7e38d04b | 992 | features &= ~features; |
13159183 | 993 | adapter->rx_csum = 0; |
0325d69b RB |
994 | } |
995 | ||
996 | netdev->vlan_features = (features & vlan_features); | |
997 | } | |
998 | ||
0866d96d AC |
999 | static int |
1000 | qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter) | |
1001 | { | |
0866d96d AC |
1002 | u32 op_mode, priv_level; |
1003 | int err = 0; | |
1004 | ||
174240a8 RB |
1005 | err = qlcnic_initialize_nic(adapter); |
1006 | if (err) | |
1007 | return err; | |
1008 | ||
0866d96d AC |
1009 | if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED) |
1010 | return 0; | |
1011 | ||
13159183 | 1012 | op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); |
b1fc6d3c | 1013 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
0866d96d AC |
1014 | |
1015 | if (op_mode == QLC_DEV_DRV_DEFAULT) | |
1016 | priv_level = QLCNIC_MGMT_FUNC; | |
1017 | else | |
b1fc6d3c | 1018 | priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); |
0866d96d | 1019 | |
174240a8 | 1020 | if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { |
0866d96d | 1021 | if (priv_level == QLCNIC_MGMT_FUNC) { |
79788450 | 1022 | adapter->ahw->op_mode = QLCNIC_MGMT_FUNC; |
0866d96d AC |
1023 | err = qlcnic_init_pci_info(adapter); |
1024 | if (err) | |
1025 | return err; | |
1026 | /* Set privilege level for other functions */ | |
1027 | qlcnic_set_function_modes(adapter); | |
1028 | dev_info(&adapter->pdev->dev, | |
1029 | "HAL Version: %d, Management function\n", | |
79788450 | 1030 | adapter->ahw->fw_hal_version); |
0866d96d | 1031 | } else if (priv_level == QLCNIC_PRIV_FUNC) { |
79788450 | 1032 | adapter->ahw->op_mode = QLCNIC_PRIV_FUNC; |
0866d96d AC |
1033 | dev_info(&adapter->pdev->dev, |
1034 | "HAL Version: %d, Privileged function\n", | |
79788450 | 1035 | adapter->ahw->fw_hal_version); |
0866d96d | 1036 | } |
174240a8 | 1037 | } |
0866d96d AC |
1038 | |
1039 | adapter->flags |= QLCNIC_ADAPTER_INITIALIZED; | |
1040 | ||
1041 | return err; | |
1042 | } | |
1043 | ||
d71170fb | 1044 | int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter) |
0325d69b RB |
1045 | { |
1046 | struct qlcnic_esw_func_cfg esw_cfg; | |
1047 | struct qlcnic_npar_info *npar; | |
1048 | u8 i; | |
1049 | ||
174240a8 | 1050 | if (adapter->need_fw_reset) |
0325d69b RB |
1051 | return 0; |
1052 | ||
bff57d8e | 1053 | for (i = 0; i < adapter->ahw->act_pci_func; i++) { |
0325d69b | 1054 | memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg)); |
bff57d8e | 1055 | esw_cfg.pci_func = adapter->npars[i].pci_func; |
7373373d | 1056 | esw_cfg.mac_override = BIT_0; |
ee07c1a7 | 1057 | esw_cfg.promisc_mode = BIT_0; |
bff57d8e SC |
1058 | if (qlcnic_82xx_check(adapter)) { |
1059 | esw_cfg.offload_flags = BIT_0; | |
1060 | if (QLCNIC_IS_TSO_CAPABLE(adapter)) | |
1061 | esw_cfg.offload_flags |= (BIT_1 | BIT_2); | |
1062 | } | |
0325d69b RB |
1063 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) |
1064 | return -EIO; | |
1065 | npar = &adapter->npars[i]; | |
1066 | npar->pvid = esw_cfg.vlan_id; | |
7373373d | 1067 | npar->mac_override = esw_cfg.mac_override; |
0325d69b RB |
1068 | npar->mac_anti_spoof = esw_cfg.mac_anti_spoof; |
1069 | npar->discard_tagged = esw_cfg.discard_tagged; | |
1070 | npar->promisc_mode = esw_cfg.promisc_mode; | |
1071 | npar->offload_flags = esw_cfg.offload_flags; | |
1072 | } | |
1073 | ||
1074 | return 0; | |
1075 | } | |
1076 | ||
13159183 | 1077 | |
4e8acb01 RB |
1078 | static int |
1079 | qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter, | |
1080 | struct qlcnic_npar_info *npar, int pci_func) | |
1081 | { | |
1082 | struct qlcnic_esw_func_cfg esw_cfg; | |
1083 | esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS; | |
1084 | esw_cfg.pci_func = pci_func; | |
1085 | esw_cfg.vlan_id = npar->pvid; | |
7373373d | 1086 | esw_cfg.mac_override = npar->mac_override; |
4e8acb01 RB |
1087 | esw_cfg.discard_tagged = npar->discard_tagged; |
1088 | esw_cfg.mac_anti_spoof = npar->mac_anti_spoof; | |
1089 | esw_cfg.offload_flags = npar->offload_flags; | |
1090 | esw_cfg.promisc_mode = npar->promisc_mode; | |
1091 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) | |
1092 | return -EIO; | |
1093 | ||
1094 | esw_cfg.op_mode = QLCNIC_ADD_VLAN; | |
1095 | if (qlcnic_config_switch_port(adapter, &esw_cfg)) | |
1096 | return -EIO; | |
1097 | ||
1098 | return 0; | |
1099 | } | |
1100 | ||
d71170fb | 1101 | int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter) |
cea8975e | 1102 | { |
4e8acb01 | 1103 | int i, err; |
cea8975e AC |
1104 | struct qlcnic_npar_info *npar; |
1105 | struct qlcnic_info nic_info; | |
bff57d8e | 1106 | u8 pci_func; |
cea8975e | 1107 | |
bff57d8e SC |
1108 | if (qlcnic_82xx_check(adapter)) |
1109 | if (!adapter->need_fw_reset) | |
1110 | return 0; | |
cea8975e | 1111 | |
4e8acb01 | 1112 | /* Set the NPAR config data after FW reset */ |
bff57d8e | 1113 | for (i = 0; i < adapter->ahw->act_pci_func; i++) { |
4e8acb01 | 1114 | npar = &adapter->npars[i]; |
bff57d8e SC |
1115 | pci_func = npar->pci_func; |
1116 | memset(&nic_info, 0, sizeof(struct qlcnic_info)); | |
13159183 | 1117 | err = qlcnic_get_nic_info(adapter, &nic_info, pci_func); |
4e8acb01 RB |
1118 | if (err) |
1119 | return err; | |
1120 | nic_info.min_tx_bw = npar->min_bw; | |
1121 | nic_info.max_tx_bw = npar->max_bw; | |
1122 | err = qlcnic_set_nic_info(adapter, &nic_info); | |
1123 | if (err) | |
1124 | return err; | |
cea8975e | 1125 | |
4e8acb01 RB |
1126 | if (npar->enable_pm) { |
1127 | err = qlcnic_config_port_mirroring(adapter, | |
bff57d8e SC |
1128 | npar->dest_npar, 1, |
1129 | pci_func); | |
4e8acb01 RB |
1130 | if (err) |
1131 | return err; | |
cea8975e | 1132 | } |
bff57d8e | 1133 | err = qlcnic_reset_eswitch_config(adapter, npar, pci_func); |
4e8acb01 RB |
1134 | if (err) |
1135 | return err; | |
cea8975e | 1136 | } |
4e8acb01 | 1137 | return 0; |
cea8975e AC |
1138 | } |
1139 | ||
78f84e1a AKS |
1140 | static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter) |
1141 | { | |
1142 | u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO; | |
1143 | u32 npar_state; | |
1144 | ||
79788450 | 1145 | if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) |
78f84e1a AKS |
1146 | return 0; |
1147 | ||
a15ebd37 HM |
1148 | npar_state = QLC_SHARED_REG_RD32(adapter, |
1149 | QLCNIC_CRB_DEV_NPAR_STATE); | |
78f84e1a AKS |
1150 | while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) { |
1151 | msleep(1000); | |
a15ebd37 HM |
1152 | npar_state = QLC_SHARED_REG_RD32(adapter, |
1153 | QLCNIC_CRB_DEV_NPAR_STATE); | |
78f84e1a AKS |
1154 | } |
1155 | if (!npar_opt_timeo) { | |
1156 | dev_err(&adapter->pdev->dev, | |
8a168ca7 | 1157 | "Waiting for NPAR state to operational timeout\n"); |
78f84e1a AKS |
1158 | return -EIO; |
1159 | } | |
1160 | return 0; | |
1161 | } | |
1162 | ||
174240a8 RB |
1163 | static int |
1164 | qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter) | |
1165 | { | |
1166 | int err; | |
1167 | ||
1168 | if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) || | |
79788450 | 1169 | adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) |
174240a8 RB |
1170 | return 0; |
1171 | ||
1172 | err = qlcnic_set_default_offload_settings(adapter); | |
1173 | if (err) | |
1174 | return err; | |
1175 | ||
1176 | err = qlcnic_reset_npar_config(adapter); | |
1177 | if (err) | |
1178 | return err; | |
1179 | ||
1180 | qlcnic_dev_set_npar_ready(adapter); | |
1181 | ||
1182 | return err; | |
1183 | } | |
1184 | ||
7e2cf4fe | 1185 | int qlcnic_82xx_start_firmware(struct qlcnic_adapter *adapter) |
af19b491 | 1186 | { |
d4066833 | 1187 | int err; |
af19b491 | 1188 | |
aa5e18c0 SC |
1189 | err = qlcnic_can_start_firmware(adapter); |
1190 | if (err < 0) | |
1191 | return err; | |
1192 | else if (!err) | |
d4066833 | 1193 | goto check_fw_status; |
af19b491 | 1194 | |
099f7aa7 | 1195 | if (qlcnic_load_fw_file) |
4d5bdb38 | 1196 | qlcnic_request_firmware(adapter); |
8f891387 | 1197 | else { |
8cfdce08 SC |
1198 | err = qlcnic_check_flash_fw_ver(adapter); |
1199 | if (err) | |
8f891387 | 1200 | goto err_out; |
1201 | ||
79788450 | 1202 | adapter->ahw->fw_type = QLCNIC_FLASH_ROMIMAGE; |
8f891387 | 1203 | } |
af19b491 AKS |
1204 | |
1205 | err = qlcnic_need_fw_reset(adapter); | |
af19b491 | 1206 | if (err == 0) |
4e70812b | 1207 | goto check_fw_status; |
af19b491 | 1208 | |
d4066833 SC |
1209 | err = qlcnic_pinit_from_rom(adapter); |
1210 | if (err) | |
1211 | goto err_out; | |
af19b491 AKS |
1212 | |
1213 | err = qlcnic_load_firmware(adapter); | |
1214 | if (err) | |
1215 | goto err_out; | |
1216 | ||
1217 | qlcnic_release_firmware(adapter); | |
d4066833 | 1218 | QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION); |
af19b491 | 1219 | |
d4066833 SC |
1220 | check_fw_status: |
1221 | err = qlcnic_check_fw_status(adapter); | |
af19b491 AKS |
1222 | if (err) |
1223 | goto err_out; | |
1224 | ||
a15ebd37 | 1225 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY); |
6df900e9 | 1226 | qlcnic_idc_debug_info(adapter, 1); |
0866d96d AC |
1227 | err = qlcnic_check_eswitch_mode(adapter); |
1228 | if (err) { | |
1229 | dev_err(&adapter->pdev->dev, | |
1230 | "Memory allocation failed for eswitch\n"); | |
1231 | goto err_out; | |
1232 | } | |
174240a8 RB |
1233 | err = qlcnic_set_mgmt_operations(adapter); |
1234 | if (err) | |
1235 | goto err_out; | |
1236 | ||
1237 | qlcnic_check_options(adapter); | |
af19b491 AKS |
1238 | adapter->need_fw_reset = 0; |
1239 | ||
a7fc948f AKS |
1240 | qlcnic_release_firmware(adapter); |
1241 | return 0; | |
af19b491 AKS |
1242 | |
1243 | err_out: | |
a15ebd37 | 1244 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED); |
a7fc948f | 1245 | dev_err(&adapter->pdev->dev, "Device state set to failed\n"); |
0866d96d | 1246 | |
af19b491 AKS |
1247 | qlcnic_release_firmware(adapter); |
1248 | return err; | |
1249 | } | |
1250 | ||
1251 | static int | |
1252 | qlcnic_request_irq(struct qlcnic_adapter *adapter) | |
1253 | { | |
1254 | irq_handler_t handler; | |
1255 | struct qlcnic_host_sds_ring *sds_ring; | |
13159183 | 1256 | struct qlcnic_host_tx_ring *tx_ring; |
af19b491 AKS |
1257 | int err, ring; |
1258 | ||
1259 | unsigned long flags = 0; | |
1260 | struct net_device *netdev = adapter->netdev; | |
b1fc6d3c | 1261 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 | 1262 | |
79788450 | 1263 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
13159183 SC |
1264 | if (qlcnic_82xx_check(adapter)) |
1265 | handler = qlcnic_tmp_intr; | |
7eb9855d AKS |
1266 | if (!QLCNIC_IS_MSI_FAMILY(adapter)) |
1267 | flags |= IRQF_SHARED; | |
1268 | ||
1269 | } else { | |
1270 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
1271 | handler = qlcnic_msix_intr; | |
1272 | else if (adapter->flags & QLCNIC_MSI_ENABLED) | |
1273 | handler = qlcnic_msi_intr; | |
1274 | else { | |
1275 | flags |= IRQF_SHARED; | |
ac166700 HM |
1276 | if (qlcnic_82xx_check(adapter)) |
1277 | handler = qlcnic_intr; | |
1278 | else | |
1279 | handler = qlcnic_83xx_intr; | |
7eb9855d | 1280 | } |
af19b491 AKS |
1281 | } |
1282 | adapter->irq = netdev->irq; | |
1283 | ||
13159183 | 1284 | if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) { |
ac166700 HM |
1285 | if (qlcnic_82xx_check(adapter) || |
1286 | (qlcnic_83xx_check(adapter) && | |
1287 | (adapter->flags & QLCNIC_MSIX_ENABLED))) { | |
1288 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { | |
1289 | sds_ring = &recv_ctx->sds_rings[ring]; | |
1290 | snprintf(sds_ring->name, sizeof(int) + IFNAMSIZ, | |
1291 | "%s[%d]", netdev->name, ring); | |
1292 | err = request_irq(sds_ring->irq, handler, flags, | |
1293 | sds_ring->name, sds_ring); | |
1294 | if (err) | |
1295 | return err; | |
1296 | } | |
13159183 SC |
1297 | } |
1298 | if (qlcnic_83xx_check(adapter) && | |
da6c8063 RB |
1299 | (adapter->flags & QLCNIC_MSIX_ENABLED) && |
1300 | !(adapter->flags & QLCNIC_TX_INTR_SHARED)) { | |
13159183 SC |
1301 | handler = qlcnic_msix_tx_intr; |
1302 | for (ring = 0; ring < adapter->max_drv_tx_rings; | |
1303 | ring++) { | |
1304 | tx_ring = &adapter->tx_ring[ring]; | |
1305 | snprintf(tx_ring->name, sizeof(int) + IFNAMSIZ, | |
1306 | "%s[%d]", netdev->name, | |
ac166700 | 1307 | adapter->max_sds_rings + ring); |
13159183 SC |
1308 | err = request_irq(tx_ring->irq, handler, flags, |
1309 | tx_ring->name, tx_ring); | |
1310 | if (err) | |
1311 | return err; | |
1312 | } | |
1313 | } | |
af19b491 | 1314 | } |
af19b491 AKS |
1315 | return 0; |
1316 | } | |
1317 | ||
1318 | static void | |
1319 | qlcnic_free_irq(struct qlcnic_adapter *adapter) | |
1320 | { | |
1321 | int ring; | |
1322 | struct qlcnic_host_sds_ring *sds_ring; | |
13159183 | 1323 | struct qlcnic_host_tx_ring *tx_ring; |
af19b491 | 1324 | |
b1fc6d3c | 1325 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
af19b491 | 1326 | |
13159183 | 1327 | if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) { |
ac166700 HM |
1328 | if (qlcnic_82xx_check(adapter) || |
1329 | (qlcnic_83xx_check(adapter) && | |
1330 | (adapter->flags & QLCNIC_MSIX_ENABLED))) { | |
1331 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { | |
1332 | sds_ring = &recv_ctx->sds_rings[ring]; | |
1333 | free_irq(sds_ring->irq, sds_ring); | |
1334 | } | |
13159183 | 1335 | } |
da6c8063 RB |
1336 | if (qlcnic_83xx_check(adapter) && |
1337 | !(adapter->flags & QLCNIC_TX_INTR_SHARED)) { | |
13159183 SC |
1338 | for (ring = 0; ring < adapter->max_drv_tx_rings; |
1339 | ring++) { | |
1340 | tx_ring = &adapter->tx_ring[ring]; | |
1341 | if (tx_ring->irq) | |
1342 | free_irq(tx_ring->irq, tx_ring); | |
1343 | } | |
1344 | } | |
af19b491 AKS |
1345 | } |
1346 | } | |
1347 | ||
99e85879 SS |
1348 | static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter *adapter) |
1349 | { | |
1350 | u32 capab = 0; | |
1351 | ||
1352 | if (qlcnic_82xx_check(adapter)) { | |
1353 | if (adapter->ahw->capabilities2 & | |
1354 | QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG) | |
1355 | adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; | |
1356 | } else { | |
1357 | capab = adapter->ahw->capabilities; | |
1358 | if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab)) | |
1359 | adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; | |
1360 | } | |
1361 | } | |
1362 | ||
319ecf12 | 1363 | int __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 | 1364 | { |
8a15ad1f AKS |
1365 | int ring; |
1366 | struct qlcnic_host_rds_ring *rds_ring; | |
1367 | ||
af19b491 AKS |
1368 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) |
1369 | return -EIO; | |
1370 | ||
8a15ad1f AKS |
1371 | if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
1372 | return 0; | |
0325d69b RB |
1373 | if (qlcnic_set_eswitch_port_config(adapter)) |
1374 | return -EIO; | |
99e85879 | 1375 | qlcnic_get_lro_mss_capability(adapter); |
cae82d49 | 1376 | |
8a15ad1f AKS |
1377 | if (qlcnic_fw_create_ctx(adapter)) |
1378 | return -EIO; | |
1379 | ||
1380 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { | |
b1fc6d3c | 1381 | rds_ring = &adapter->recv_ctx->rds_rings[ring]; |
4be41e92 | 1382 | qlcnic_post_rx_buffers(adapter, rds_ring, ring); |
8a15ad1f AKS |
1383 | } |
1384 | ||
af19b491 AKS |
1385 | qlcnic_set_multi(netdev); |
1386 | qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu); | |
1387 | ||
b1fc6d3c | 1388 | adapter->ahw->linkup = 0; |
af19b491 AKS |
1389 | |
1390 | if (adapter->max_sds_rings > 1) | |
1391 | qlcnic_config_rss(adapter, 1); | |
1392 | ||
1393 | qlcnic_config_intr_coalesce(adapter); | |
1394 | ||
24763d80 | 1395 | if (netdev->features & NETIF_F_LRO) |
af19b491 AKS |
1396 | qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED); |
1397 | ||
1398 | qlcnic_napi_enable(adapter); | |
1399 | ||
1400 | qlcnic_linkevent_request(adapter, 1); | |
1401 | ||
79788450 | 1402 | adapter->ahw->reset_context = 0; |
af19b491 AKS |
1403 | set_bit(__QLCNIC_DEV_UP, &adapter->state); |
1404 | return 0; | |
1405 | } | |
1406 | ||
629263ac | 1407 | int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 AKS |
1408 | { |
1409 | int err = 0; | |
1410 | ||
1411 | rtnl_lock(); | |
1412 | if (netif_running(netdev)) | |
1413 | err = __qlcnic_up(adapter, netdev); | |
1414 | rtnl_unlock(); | |
1415 | ||
1416 | return err; | |
1417 | } | |
1418 | ||
319ecf12 | 1419 | void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 AKS |
1420 | { |
1421 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) | |
1422 | return; | |
1423 | ||
1424 | if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state)) | |
1425 | return; | |
1426 | ||
e8b508ef RB |
1427 | if (qlcnic_sriov_vf_check(adapter)) |
1428 | qlcnic_sriov_cleanup_async_list(&adapter->ahw->sriov->bc); | |
af19b491 AKS |
1429 | smp_mb(); |
1430 | spin_lock(&adapter->tx_clean_lock); | |
1431 | netif_carrier_off(netdev); | |
0a46bac0 | 1432 | adapter->ahw->linkup = 0; |
af19b491 AKS |
1433 | netif_tx_disable(netdev); |
1434 | ||
1435 | qlcnic_free_mac_list(adapter); | |
1436 | ||
b5e5492c AKS |
1437 | if (adapter->fhash.fnum) |
1438 | qlcnic_delete_lb_filters(adapter); | |
1439 | ||
af19b491 AKS |
1440 | qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE); |
1441 | ||
1442 | qlcnic_napi_disable(adapter); | |
1443 | ||
8a15ad1f | 1444 | qlcnic_fw_destroy_ctx(adapter); |
cae82d49 | 1445 | adapter->flags &= ~QLCNIC_FW_LRO_MSS_CAP; |
8a15ad1f AKS |
1446 | |
1447 | qlcnic_reset_rx_buffers_list(adapter); | |
af19b491 AKS |
1448 | qlcnic_release_tx_buffers(adapter); |
1449 | spin_unlock(&adapter->tx_clean_lock); | |
1450 | } | |
1451 | ||
1452 | /* Usage: During suspend and firmware recovery module */ | |
1453 | ||
629263ac | 1454 | void qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) |
af19b491 AKS |
1455 | { |
1456 | rtnl_lock(); | |
1457 | if (netif_running(netdev)) | |
1458 | __qlcnic_down(adapter, netdev); | |
1459 | rtnl_unlock(); | |
1460 | ||
1461 | } | |
1462 | ||
319ecf12 | 1463 | int |
af19b491 AKS |
1464 | qlcnic_attach(struct qlcnic_adapter *adapter) |
1465 | { | |
1466 | struct net_device *netdev = adapter->netdev; | |
1467 | struct pci_dev *pdev = adapter->pdev; | |
8a15ad1f | 1468 | int err; |
af19b491 AKS |
1469 | |
1470 | if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) | |
1471 | return 0; | |
1472 | ||
af19b491 AKS |
1473 | err = qlcnic_napi_add(adapter, netdev); |
1474 | if (err) | |
1475 | return err; | |
1476 | ||
1477 | err = qlcnic_alloc_sw_resources(adapter); | |
1478 | if (err) { | |
1479 | dev_err(&pdev->dev, "Error in setting sw resources\n"); | |
8a15ad1f | 1480 | goto err_out_napi_del; |
af19b491 AKS |
1481 | } |
1482 | ||
1483 | err = qlcnic_alloc_hw_resources(adapter); | |
1484 | if (err) { | |
1485 | dev_err(&pdev->dev, "Error in setting hw resources\n"); | |
1486 | goto err_out_free_sw; | |
1487 | } | |
1488 | ||
af19b491 AKS |
1489 | err = qlcnic_request_irq(adapter); |
1490 | if (err) { | |
1491 | dev_err(&pdev->dev, "failed to setup interrupt\n"); | |
8a15ad1f | 1492 | goto err_out_free_hw; |
af19b491 AKS |
1493 | } |
1494 | ||
af19b491 AKS |
1495 | qlcnic_create_sysfs_entries(adapter); |
1496 | ||
1497 | adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC; | |
1498 | return 0; | |
1499 | ||
8a15ad1f | 1500 | err_out_free_hw: |
af19b491 AKS |
1501 | qlcnic_free_hw_resources(adapter); |
1502 | err_out_free_sw: | |
1503 | qlcnic_free_sw_resources(adapter); | |
8a15ad1f AKS |
1504 | err_out_napi_del: |
1505 | qlcnic_napi_del(adapter); | |
af19b491 AKS |
1506 | return err; |
1507 | } | |
1508 | ||
319ecf12 | 1509 | void qlcnic_detach(struct qlcnic_adapter *adapter) |
af19b491 AKS |
1510 | { |
1511 | if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) | |
1512 | return; | |
1513 | ||
1514 | qlcnic_remove_sysfs_entries(adapter); | |
1515 | ||
1516 | qlcnic_free_hw_resources(adapter); | |
1517 | qlcnic_release_rx_buffers(adapter); | |
1518 | qlcnic_free_irq(adapter); | |
1519 | qlcnic_napi_del(adapter); | |
1520 | qlcnic_free_sw_resources(adapter); | |
1521 | ||
1522 | adapter->is_up = 0; | |
1523 | } | |
1524 | ||
7eb9855d AKS |
1525 | void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings) |
1526 | { | |
1527 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
1528 | struct qlcnic_host_sds_ring *sds_ring; | |
1529 | int ring; | |
1530 | ||
78ad3892 | 1531 | clear_bit(__QLCNIC_DEV_UP, &adapter->state); |
79788450 | 1532 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
cdaff185 | 1533 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
b1fc6d3c | 1534 | sds_ring = &adapter->recv_ctx->sds_rings[ring]; |
ba4468db | 1535 | qlcnic_disable_int(sds_ring); |
cdaff185 | 1536 | } |
7eb9855d AKS |
1537 | } |
1538 | ||
8a15ad1f AKS |
1539 | qlcnic_fw_destroy_ctx(adapter); |
1540 | ||
7eb9855d AKS |
1541 | qlcnic_detach(adapter); |
1542 | ||
79788450 | 1543 | adapter->ahw->diag_test = 0; |
7eb9855d AKS |
1544 | adapter->max_sds_rings = max_sds_rings; |
1545 | ||
1546 | if (qlcnic_attach(adapter)) | |
34ce3626 | 1547 | goto out; |
7eb9855d AKS |
1548 | |
1549 | if (netif_running(netdev)) | |
1550 | __qlcnic_up(adapter, netdev); | |
34ce3626 | 1551 | out: |
7eb9855d AKS |
1552 | netif_device_attach(netdev); |
1553 | } | |
1554 | ||
b1fc6d3c AC |
1555 | static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter) |
1556 | { | |
1557 | int err = 0; | |
b1fc6d3c AC |
1558 | adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context), |
1559 | GFP_KERNEL); | |
1560 | if (!adapter->recv_ctx) { | |
b1fc6d3c | 1561 | err = -ENOMEM; |
8816d009 | 1562 | goto err_out; |
b1fc6d3c | 1563 | } |
8816d009 AC |
1564 | /* Initialize interrupt coalesce parameters */ |
1565 | adapter->ahw->coal.flag = QLCNIC_INTR_DEFAULT; | |
1566 | adapter->ahw->coal.rx_time_us = QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US; | |
1567 | adapter->ahw->coal.rx_packets = QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS; | |
4be41e92 SC |
1568 | /* clear stats */ |
1569 | memset(&adapter->stats, 0, sizeof(adapter->stats)); | |
b1fc6d3c AC |
1570 | err_out: |
1571 | return err; | |
1572 | } | |
1573 | ||
1574 | static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter) | |
1575 | { | |
1576 | kfree(adapter->recv_ctx); | |
1577 | adapter->recv_ctx = NULL; | |
1578 | ||
18f2f616 AC |
1579 | if (adapter->ahw->fw_dump.tmpl_hdr) { |
1580 | vfree(adapter->ahw->fw_dump.tmpl_hdr); | |
1581 | adapter->ahw->fw_dump.tmpl_hdr = NULL; | |
1582 | } | |
4be41e92 | 1583 | |
81d0aeb0 | 1584 | kfree(adapter->ahw->reset.buff); |
4be41e92 | 1585 | adapter->ahw->fw_dump.tmpl_hdr = NULL; |
b1fc6d3c AC |
1586 | } |
1587 | ||
7eb9855d AKS |
1588 | int qlcnic_diag_alloc_res(struct net_device *netdev, int test) |
1589 | { | |
1590 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
1591 | struct qlcnic_host_sds_ring *sds_ring; | |
8a15ad1f | 1592 | struct qlcnic_host_rds_ring *rds_ring; |
7eb9855d AKS |
1593 | int ring; |
1594 | int ret; | |
1595 | ||
1596 | netif_device_detach(netdev); | |
1597 | ||
1598 | if (netif_running(netdev)) | |
1599 | __qlcnic_down(adapter, netdev); | |
1600 | ||
1601 | qlcnic_detach(adapter); | |
1602 | ||
1603 | adapter->max_sds_rings = 1; | |
79788450 | 1604 | adapter->ahw->diag_test = test; |
4be41e92 | 1605 | adapter->ahw->linkup = 0; |
7eb9855d AKS |
1606 | |
1607 | ret = qlcnic_attach(adapter); | |
34ce3626 AKS |
1608 | if (ret) { |
1609 | netif_device_attach(netdev); | |
7eb9855d | 1610 | return ret; |
34ce3626 | 1611 | } |
7eb9855d | 1612 | |
8a15ad1f AKS |
1613 | ret = qlcnic_fw_create_ctx(adapter); |
1614 | if (ret) { | |
1615 | qlcnic_detach(adapter); | |
57e46248 | 1616 | netif_device_attach(netdev); |
8a15ad1f AKS |
1617 | return ret; |
1618 | } | |
1619 | ||
1620 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { | |
b1fc6d3c | 1621 | rds_ring = &adapter->recv_ctx->rds_rings[ring]; |
4be41e92 | 1622 | qlcnic_post_rx_buffers(adapter, rds_ring, ring); |
8a15ad1f AKS |
1623 | } |
1624 | ||
79788450 | 1625 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
cdaff185 | 1626 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
b1fc6d3c | 1627 | sds_ring = &adapter->recv_ctx->sds_rings[ring]; |
ba4468db | 1628 | qlcnic_enable_int(sds_ring); |
cdaff185 | 1629 | } |
7eb9855d | 1630 | } |
22c8c934 | 1631 | |
79788450 | 1632 | if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) { |
22c8c934 SC |
1633 | adapter->ahw->loopback_state = 0; |
1634 | qlcnic_linkevent_request(adapter, 1); | |
1635 | } | |
1636 | ||
78ad3892 | 1637 | set_bit(__QLCNIC_DEV_UP, &adapter->state); |
7eb9855d AKS |
1638 | |
1639 | return 0; | |
1640 | } | |
1641 | ||
68bf1c68 AKS |
1642 | /* Reset context in hardware only */ |
1643 | static int | |
1644 | qlcnic_reset_hw_context(struct qlcnic_adapter *adapter) | |
1645 | { | |
1646 | struct net_device *netdev = adapter->netdev; | |
1647 | ||
1648 | if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
1649 | return -EBUSY; | |
1650 | ||
1651 | netif_device_detach(netdev); | |
1652 | ||
1653 | qlcnic_down(adapter, netdev); | |
1654 | ||
1655 | qlcnic_up(adapter, netdev); | |
1656 | ||
1657 | netif_device_attach(netdev); | |
1658 | ||
1659 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
13159183 | 1660 | dev_err(&adapter->pdev->dev, "%s:\n", __func__); |
68bf1c68 AKS |
1661 | return 0; |
1662 | } | |
1663 | ||
af19b491 AKS |
1664 | int |
1665 | qlcnic_reset_context(struct qlcnic_adapter *adapter) | |
1666 | { | |
1667 | int err = 0; | |
1668 | struct net_device *netdev = adapter->netdev; | |
1669 | ||
1670 | if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) | |
1671 | return -EBUSY; | |
1672 | ||
1673 | if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) { | |
1674 | ||
1675 | netif_device_detach(netdev); | |
1676 | ||
1677 | if (netif_running(netdev)) | |
1678 | __qlcnic_down(adapter, netdev); | |
1679 | ||
1680 | qlcnic_detach(adapter); | |
1681 | ||
1682 | if (netif_running(netdev)) { | |
1683 | err = qlcnic_attach(adapter); | |
1d5c88e3 | 1684 | if (!err) { |
34ce3626 | 1685 | __qlcnic_up(adapter, netdev); |
1d5c88e3 AC |
1686 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
1687 | } | |
af19b491 AKS |
1688 | } |
1689 | ||
1690 | netif_device_attach(netdev); | |
1691 | } | |
1692 | ||
af19b491 AKS |
1693 | clear_bit(__QLCNIC_RESETTING, &adapter->state); |
1694 | return err; | |
1695 | } | |
1696 | ||
f8468331 | 1697 | int |
5ad6ff9d SC |
1698 | qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev, |
1699 | int pci_using_dac) | |
af19b491 AKS |
1700 | { |
1701 | int err; | |
1702 | struct pci_dev *pdev = adapter->pdev; | |
1703 | ||
13159183 | 1704 | adapter->rx_csum = 1; |
79788450 | 1705 | adapter->ahw->mc_enabled = 0; |
13159183 | 1706 | adapter->ahw->max_mc_count = QLCNIC_MAX_MC_COUNT; |
af19b491 AKS |
1707 | |
1708 | netdev->netdev_ops = &qlcnic_netdev_ops; | |
13159183 | 1709 | netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ; |
af19b491 AKS |
1710 | |
1711 | qlcnic_change_mtu(netdev, netdev->mtu); | |
1712 | ||
1713 | SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_ops); | |
1714 | ||
7e38d04b | 1715 | netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | |
13159183 | 1716 | NETIF_F_IPV6_CSUM | NETIF_F_GRO | |
f646968f | 1717 | NETIF_F_HW_VLAN_CTAG_RX); |
13159183 SC |
1718 | netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM | |
1719 | NETIF_F_IPV6_CSUM); | |
ac8d0c4f | 1720 | |
13159183 SC |
1721 | if (QLCNIC_IS_TSO_CAPABLE(adapter)) { |
1722 | netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6); | |
1723 | netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6); | |
1724 | } | |
af19b491 | 1725 | |
13159183 SC |
1726 | if (pci_using_dac) { |
1727 | netdev->features |= NETIF_F_HIGHDMA; | |
1728 | netdev->vlan_features |= NETIF_F_HIGHDMA; | |
1729 | } | |
af19b491 | 1730 | |
13159183 | 1731 | if (qlcnic_vlan_tx_check(adapter)) |
f646968f | 1732 | netdev->features |= (NETIF_F_HW_VLAN_CTAG_TX); |
135d84a9 | 1733 | |
13159183 SC |
1734 | if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO) |
1735 | netdev->features |= NETIF_F_LRO; | |
135d84a9 | 1736 | |
7e38d04b | 1737 | netdev->hw_features = netdev->features; |
af19b491 AKS |
1738 | netdev->irq = adapter->msix_entries[0].vector; |
1739 | ||
af19b491 AKS |
1740 | err = register_netdev(netdev); |
1741 | if (err) { | |
1742 | dev_err(&pdev->dev, "failed to register net device\n"); | |
1743 | return err; | |
1744 | } | |
1745 | ||
1746 | return 0; | |
1747 | } | |
1748 | ||
5ad6ff9d | 1749 | static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac) |
1bb09fb9 AKS |
1750 | { |
1751 | if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && | |
1752 | !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64))) | |
1753 | *pci_using_dac = 1; | |
1754 | else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) && | |
1755 | !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) | |
1756 | *pci_using_dac = 0; | |
1757 | else { | |
1758 | dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n"); | |
1759 | return -EIO; | |
1760 | } | |
1761 | ||
1762 | return 0; | |
1763 | } | |
1764 | ||
4be41e92 SC |
1765 | void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter) |
1766 | { | |
1767 | int ring; | |
1768 | struct qlcnic_host_tx_ring *tx_ring; | |
1769 | ||
1770 | for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { | |
1771 | tx_ring = &adapter->tx_ring[ring]; | |
1772 | if (tx_ring && tx_ring->cmd_buf_arr != NULL) { | |
1773 | vfree(tx_ring->cmd_buf_arr); | |
1774 | tx_ring->cmd_buf_arr = NULL; | |
1775 | } | |
1776 | } | |
1777 | if (adapter->tx_ring != NULL) | |
1778 | kfree(adapter->tx_ring); | |
1779 | } | |
1780 | ||
1781 | int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter, | |
1782 | struct net_device *netdev) | |
1783 | { | |
b2adaca9 | 1784 | int ring, vector, index; |
4be41e92 SC |
1785 | struct qlcnic_host_tx_ring *tx_ring; |
1786 | struct qlcnic_cmd_buffer *cmd_buf_arr; | |
1787 | ||
b2adaca9 JP |
1788 | tx_ring = kcalloc(adapter->max_drv_tx_rings, |
1789 | sizeof(struct qlcnic_host_tx_ring), GFP_KERNEL); | |
1790 | if (tx_ring == NULL) | |
4be41e92 | 1791 | return -ENOMEM; |
b2adaca9 | 1792 | |
4be41e92 SC |
1793 | adapter->tx_ring = tx_ring; |
1794 | ||
1795 | for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { | |
1796 | tx_ring = &adapter->tx_ring[ring]; | |
1797 | tx_ring->num_desc = adapter->num_txd; | |
1798 | tx_ring->txq = netdev_get_tx_queue(netdev, ring); | |
1799 | cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring)); | |
1800 | if (cmd_buf_arr == NULL) { | |
4be41e92 SC |
1801 | qlcnic_free_tx_rings(adapter); |
1802 | return -ENOMEM; | |
1803 | } | |
1804 | memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(tx_ring)); | |
1805 | tx_ring->cmd_buf_arr = cmd_buf_arr; | |
1806 | } | |
1807 | ||
1808 | if (qlcnic_83xx_check(adapter)) { | |
1809 | for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { | |
1810 | tx_ring = &adapter->tx_ring[ring]; | |
1811 | tx_ring->adapter = adapter; | |
1812 | if (adapter->flags & QLCNIC_MSIX_ENABLED) { | |
1813 | index = adapter->max_sds_rings + ring; | |
1814 | vector = adapter->msix_entries[index].vector; | |
1815 | tx_ring->irq = vector; | |
1816 | } | |
1817 | } | |
1818 | } | |
1819 | return 0; | |
1820 | } | |
1821 | ||
6bb58bb0 | 1822 | static int |
af19b491 AKS |
1823 | qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) |
1824 | { | |
1825 | struct net_device *netdev = NULL; | |
1826 | struct qlcnic_adapter *adapter = NULL; | |
7e2cf4fe | 1827 | struct qlcnic_hardware_context *ahw; |
5ad6ff9d | 1828 | int err, pci_using_dac = -1; |
c84e340a | 1829 | u32 capab2; |
7bc48646 | 1830 | char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */ |
af19b491 | 1831 | |
f8468331 RB |
1832 | if (pdev->is_virtfn) |
1833 | return -ENODEV; | |
1834 | ||
af19b491 AKS |
1835 | err = pci_enable_device(pdev); |
1836 | if (err) | |
1837 | return err; | |
1838 | ||
1839 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
1840 | err = -ENODEV; | |
1841 | goto err_out_disable_pdev; | |
1842 | } | |
1843 | ||
1bb09fb9 AKS |
1844 | err = qlcnic_set_dma_mask(pdev, &pci_using_dac); |
1845 | if (err) | |
1846 | goto err_out_disable_pdev; | |
1847 | ||
af19b491 AKS |
1848 | err = pci_request_regions(pdev, qlcnic_driver_name); |
1849 | if (err) | |
1850 | goto err_out_disable_pdev; | |
1851 | ||
1852 | pci_set_master(pdev); | |
451724c8 | 1853 | pci_enable_pcie_error_reporting(pdev); |
af19b491 | 1854 | |
7e2cf4fe SC |
1855 | ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL); |
1856 | if (!ahw) | |
1857 | goto err_out_free_res; | |
1858 | ||
f8468331 RB |
1859 | switch (ent->device) { |
1860 | case PCI_DEVICE_ID_QLOGIC_QLE824X: | |
7e2cf4fe | 1861 | ahw->hw_ops = &qlcnic_hw_ops; |
f8468331 RB |
1862 | ahw->reg_tbl = (u32 *) qlcnic_reg_tbl; |
1863 | break; | |
1864 | case PCI_DEVICE_ID_QLOGIC_QLE834X: | |
13159183 | 1865 | qlcnic_83xx_register_map(ahw); |
f8468331 RB |
1866 | break; |
1867 | case PCI_DEVICE_ID_QLOGIC_VF_QLE834X: | |
1868 | qlcnic_sriov_vf_register_map(ahw); | |
1869 | break; | |
1870 | default: | |
13159183 | 1871 | goto err_out_free_hw_res; |
7e2cf4fe SC |
1872 | } |
1873 | ||
1874 | err = qlcnic_setup_pci_map(pdev, ahw); | |
1875 | if (err) | |
1876 | goto err_out_free_hw_res; | |
1877 | ||
af19b491 AKS |
1878 | netdev = alloc_etherdev(sizeof(struct qlcnic_adapter)); |
1879 | if (!netdev) { | |
af19b491 | 1880 | err = -ENOMEM; |
7e2cf4fe | 1881 | goto err_out_iounmap; |
af19b491 AKS |
1882 | } |
1883 | ||
1884 | SET_NETDEV_DEV(netdev, &pdev->dev); | |
1885 | ||
1886 | adapter = netdev_priv(netdev); | |
1887 | adapter->netdev = netdev; | |
1888 | adapter->pdev = pdev; | |
13159183 SC |
1889 | adapter->ahw = ahw; |
1890 | ||
1891 | adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic"); | |
1892 | if (adapter->qlcnic_wq == NULL) { | |
1893 | dev_err(&pdev->dev, "Failed to create workqueue\n"); | |
1894 | goto err_out_free_netdev; | |
1895 | } | |
af19b491 | 1896 | |
2dfc9671 PST |
1897 | err = qlcnic_alloc_adapter_resources(adapter); |
1898 | if (err) | |
b1fc6d3c AC |
1899 | goto err_out_free_netdev; |
1900 | ||
1901 | adapter->dev_rst_time = jiffies; | |
7e2cf4fe | 1902 | adapter->ahw->revision_id = pdev->revision; |
fe1adc6b JK |
1903 | if (qlcnic_mac_learn == FDB_MAC_LEARN) |
1904 | adapter->fdb_mac_learn = true; | |
1905 | else if (qlcnic_mac_learn == DRV_MAC_LEARN) | |
1906 | adapter->drv_mac_learn = true; | |
7e2cf4fe | 1907 | adapter->max_drv_tx_rings = 1; |
af19b491 | 1908 | |
b1fc6d3c AC |
1909 | rwlock_init(&adapter->ahw->crb_lock); |
1910 | mutex_init(&adapter->ahw->mem_lock); | |
af19b491 AKS |
1911 | |
1912 | spin_lock_init(&adapter->tx_clean_lock); | |
1913 | INIT_LIST_HEAD(&adapter->mac_list); | |
1914 | ||
7e2cf4fe | 1915 | if (qlcnic_82xx_check(adapter)) { |
13159183 | 1916 | qlcnic_check_vf(adapter, ent); |
7e2cf4fe SC |
1917 | adapter->portnum = adapter->ahw->pci_func; |
1918 | err = qlcnic_start_firmware(adapter); | |
1919 | if (err) { | |
1920 | dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n"); | |
1921 | goto err_out_free_hw; | |
1922 | } | |
af19b491 | 1923 | |
7e2cf4fe SC |
1924 | err = qlcnic_setup_idc_param(adapter); |
1925 | if (err) | |
1926 | goto err_out_free_hw; | |
b0044bcf | 1927 | |
7e2cf4fe | 1928 | adapter->flags |= QLCNIC_NEED_FLR; |
13159183 SC |
1929 | } else if (qlcnic_83xx_check(adapter)) { |
1930 | qlcnic_83xx_check_vf(adapter, ent); | |
1931 | adapter->portnum = adapter->ahw->pci_func; | |
f8468331 | 1932 | err = qlcnic_83xx_init(adapter, pci_using_dac); |
629263ac SC |
1933 | if (err) { |
1934 | dev_err(&pdev->dev, "%s: failed\n", __func__); | |
1935 | goto err_out_free_hw; | |
1936 | } | |
f8468331 RB |
1937 | if (qlcnic_sriov_vf_check(adapter)) |
1938 | return 0; | |
13159183 SC |
1939 | } else { |
1940 | dev_err(&pdev->dev, | |
1941 | "%s: failed. Please Reboot\n", __func__); | |
1942 | goto err_out_free_hw; | |
a7fc948f | 1943 | } |
af19b491 | 1944 | |
da48e6c3 RB |
1945 | if (qlcnic_read_mac_addr(adapter)) |
1946 | dev_warn(&pdev->dev, "failed to read mac addr\n"); | |
1947 | ||
1948 | if (adapter->portnum == 0) { | |
22999798 | 1949 | qlcnic_get_board_name(adapter, board_name); |
13159183 | 1950 | |
da48e6c3 | 1951 | pr_info("%s: %s Board Chip rev 0x%x\n", |
22999798 SC |
1952 | module_name(THIS_MODULE), |
1953 | board_name, adapter->ahw->revision_id); | |
da48e6c3 | 1954 | } |
460374f7 HM |
1955 | |
1956 | if (qlcnic_83xx_check(adapter) && !qlcnic_use_msi_x && | |
1957 | !!qlcnic_use_msi) | |
1958 | dev_warn(&pdev->dev, | |
1959 | "83xx adapter do not support MSI interrupts\n"); | |
1960 | ||
7e2cf4fe | 1961 | err = qlcnic_setup_intr(adapter, 0); |
9a97e705 M |
1962 | if (err) { |
1963 | dev_err(&pdev->dev, "Failed to setup interrupt\n"); | |
7e2cf4fe | 1964 | goto err_out_disable_msi; |
9a97e705 | 1965 | } |
f94bc1e7 | 1966 | |
13159183 SC |
1967 | if (qlcnic_83xx_check(adapter)) { |
1968 | err = qlcnic_83xx_setup_mbx_intr(adapter); | |
1969 | if (err) | |
1970 | goto err_out_disable_msi; | |
1971 | } | |
af19b491 | 1972 | |
1bb09fb9 | 1973 | err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac); |
af19b491 | 1974 | if (err) |
7e2cf4fe | 1975 | goto err_out_disable_mbx_intr; |
af19b491 | 1976 | |
c84e340a SV |
1977 | if (qlcnic_82xx_check(adapter)) { |
1978 | if (ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) { | |
1979 | capab2 = QLCRD32(adapter, CRB_FW_CAPABILITIES_2); | |
1980 | if (capab2 & QLCNIC_FW_CAPABILITY_2_OCBB) | |
1981 | qlcnic_fw_cmd_set_drv_version(adapter); | |
1982 | } | |
1983 | } | |
1984 | ||
af19b491 AKS |
1985 | pci_set_drvdata(pdev, adapter); |
1986 | ||
97ee45eb SC |
1987 | if (qlcnic_82xx_check(adapter)) |
1988 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, | |
1989 | FW_POLL_DELAY); | |
af19b491 | 1990 | |
b1fc6d3c | 1991 | switch (adapter->ahw->port_type) { |
af19b491 AKS |
1992 | case QLCNIC_GBE: |
1993 | dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n", | |
1994 | adapter->netdev->name); | |
1995 | break; | |
1996 | case QLCNIC_XGBE: | |
1997 | dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n", | |
1998 | adapter->netdev->name); | |
1999 | break; | |
2000 | } | |
2001 | ||
7e2cf4fe SC |
2002 | if (qlcnic_get_act_pci_func(adapter)) |
2003 | goto err_out_disable_mbx_intr; | |
2004 | ||
fe1adc6b | 2005 | if (adapter->drv_mac_learn) |
e5dcf6dc SC |
2006 | qlcnic_alloc_lb_filters_mem(adapter); |
2007 | ||
7e2cf4fe | 2008 | qlcnic_add_sysfs(adapter); |
af19b491 AKS |
2009 | |
2010 | return 0; | |
2011 | ||
7e2cf4fe | 2012 | err_out_disable_mbx_intr: |
7dd90cf1 | 2013 | if (qlcnic_83xx_check(adapter)) |
13159183 | 2014 | qlcnic_83xx_free_mbx_intr(adapter); |
7e2cf4fe | 2015 | |
af19b491 AKS |
2016 | err_out_disable_msi: |
2017 | qlcnic_teardown_intr(adapter); | |
7e2cf4fe | 2018 | qlcnic_cancel_idc_work(adapter); |
21854f02 | 2019 | qlcnic_clr_all_drv_state(adapter, 0); |
af19b491 | 2020 | |
b1fc6d3c AC |
2021 | err_out_free_hw: |
2022 | qlcnic_free_adapter_resources(adapter); | |
2023 | ||
af19b491 AKS |
2024 | err_out_free_netdev: |
2025 | free_netdev(netdev); | |
2026 | ||
7e2cf4fe | 2027 | err_out_iounmap: |
f1a094a8 | 2028 | qlcnic_cleanup_pci_map(ahw); |
7e2cf4fe SC |
2029 | |
2030 | err_out_free_hw_res: | |
2031 | kfree(ahw); | |
2032 | ||
af19b491 AKS |
2033 | err_out_free_res: |
2034 | pci_release_regions(pdev); | |
2035 | ||
2036 | err_out_disable_pdev: | |
2037 | pci_set_drvdata(pdev, NULL); | |
2038 | pci_disable_device(pdev); | |
2039 | return err; | |
2040 | } | |
2041 | ||
6bb58bb0 | 2042 | static void qlcnic_remove(struct pci_dev *pdev) |
af19b491 AKS |
2043 | { |
2044 | struct qlcnic_adapter *adapter; | |
2045 | struct net_device *netdev; | |
13159183 | 2046 | struct qlcnic_hardware_context *ahw; |
af19b491 AKS |
2047 | |
2048 | adapter = pci_get_drvdata(pdev); | |
2049 | if (adapter == NULL) | |
2050 | return; | |
2051 | ||
2052 | netdev = adapter->netdev; | |
02feda17 | 2053 | qlcnic_sriov_pf_disable(adapter); |
af19b491 | 2054 | |
13159183 SC |
2055 | qlcnic_cancel_idc_work(adapter); |
2056 | ahw = adapter->ahw; | |
af19b491 AKS |
2057 | |
2058 | unregister_netdev(netdev); | |
02feda17 | 2059 | qlcnic_sriov_cleanup(adapter); |
af19b491 | 2060 | |
13159183 | 2061 | if (qlcnic_83xx_check(adapter)) { |
13159183 | 2062 | qlcnic_83xx_free_mbx_intr(adapter); |
3d73b5fd JK |
2063 | qlcnic_83xx_register_nic_idc_func(adapter, 0); |
2064 | cancel_delayed_work_sync(&adapter->idc_aen_work); | |
13159183 SC |
2065 | } |
2066 | ||
af19b491 AKS |
2067 | qlcnic_detach(adapter); |
2068 | ||
2e9d722d AC |
2069 | if (adapter->npars != NULL) |
2070 | kfree(adapter->npars); | |
2071 | if (adapter->eswitch != NULL) | |
2072 | kfree(adapter->eswitch); | |
2073 | ||
97ee45eb SC |
2074 | if (qlcnic_82xx_check(adapter)) |
2075 | qlcnic_clr_all_drv_state(adapter, 0); | |
af19b491 AKS |
2076 | |
2077 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
2078 | ||
b5e5492c AKS |
2079 | qlcnic_free_lb_filters_mem(adapter); |
2080 | ||
af19b491 AKS |
2081 | qlcnic_teardown_intr(adapter); |
2082 | ||
13159183 | 2083 | qlcnic_remove_sysfs(adapter); |
af19b491 | 2084 | |
f1a094a8 | 2085 | qlcnic_cleanup_pci_map(adapter->ahw); |
af19b491 AKS |
2086 | |
2087 | qlcnic_release_firmware(adapter); | |
2088 | ||
451724c8 | 2089 | pci_disable_pcie_error_reporting(pdev); |
af19b491 AKS |
2090 | pci_release_regions(pdev); |
2091 | pci_disable_device(pdev); | |
2092 | pci_set_drvdata(pdev, NULL); | |
2093 | ||
13159183 SC |
2094 | if (adapter->qlcnic_wq) { |
2095 | destroy_workqueue(adapter->qlcnic_wq); | |
2096 | adapter->qlcnic_wq = NULL; | |
2097 | } | |
b1fc6d3c | 2098 | qlcnic_free_adapter_resources(adapter); |
13159183 | 2099 | kfree(ahw); |
af19b491 AKS |
2100 | free_netdev(netdev); |
2101 | } | |
2102 | static int __qlcnic_shutdown(struct pci_dev *pdev) | |
2103 | { | |
2104 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
2105 | struct net_device *netdev = adapter->netdev; | |
2106 | int retval; | |
2107 | ||
2108 | netif_device_detach(netdev); | |
2109 | ||
13159183 | 2110 | qlcnic_cancel_idc_work(adapter); |
af19b491 AKS |
2111 | |
2112 | if (netif_running(netdev)) | |
2113 | qlcnic_down(adapter, netdev); | |
2114 | ||
97ee45eb SC |
2115 | if (qlcnic_82xx_check(adapter)) |
2116 | qlcnic_clr_all_drv_state(adapter, 0); | |
af19b491 AKS |
2117 | |
2118 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
2119 | ||
2120 | retval = pci_save_state(pdev); | |
2121 | if (retval) | |
2122 | return retval; | |
97ee45eb SC |
2123 | if (qlcnic_82xx_check(adapter)) { |
2124 | if (qlcnic_wol_supported(adapter)) { | |
2125 | pci_enable_wake(pdev, PCI_D3cold, 1); | |
2126 | pci_enable_wake(pdev, PCI_D3hot, 1); | |
2127 | } | |
af19b491 AKS |
2128 | } |
2129 | ||
2130 | return 0; | |
2131 | } | |
2132 | ||
2133 | static void qlcnic_shutdown(struct pci_dev *pdev) | |
2134 | { | |
2135 | if (__qlcnic_shutdown(pdev)) | |
2136 | return; | |
2137 | ||
2138 | pci_disable_device(pdev); | |
2139 | } | |
2140 | ||
2141 | #ifdef CONFIG_PM | |
2142 | static int | |
2143 | qlcnic_suspend(struct pci_dev *pdev, pm_message_t state) | |
2144 | { | |
2145 | int retval; | |
2146 | ||
2147 | retval = __qlcnic_shutdown(pdev); | |
2148 | if (retval) | |
2149 | return retval; | |
2150 | ||
2151 | pci_set_power_state(pdev, pci_choose_state(pdev, state)); | |
2152 | return 0; | |
2153 | } | |
2154 | ||
2155 | static int | |
2156 | qlcnic_resume(struct pci_dev *pdev) | |
2157 | { | |
2158 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
2159 | struct net_device *netdev = adapter->netdev; | |
2160 | int err; | |
2161 | ||
2162 | err = pci_enable_device(pdev); | |
2163 | if (err) | |
2164 | return err; | |
2165 | ||
2166 | pci_set_power_state(pdev, PCI_D0); | |
2167 | pci_set_master(pdev); | |
2168 | pci_restore_state(pdev); | |
2169 | ||
13159183 | 2170 | err = qlcnic_start_firmware(adapter); |
af19b491 AKS |
2171 | if (err) { |
2172 | dev_err(&pdev->dev, "failed to start firmware\n"); | |
2173 | return err; | |
2174 | } | |
2175 | ||
2176 | if (netif_running(netdev)) { | |
af19b491 AKS |
2177 | err = qlcnic_up(adapter, netdev); |
2178 | if (err) | |
52486a3a | 2179 | goto done; |
af19b491 | 2180 | |
aec1e845 | 2181 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
af19b491 | 2182 | } |
52486a3a | 2183 | done: |
af19b491 AKS |
2184 | netif_device_attach(netdev); |
2185 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); | |
2186 | return 0; | |
af19b491 AKS |
2187 | } |
2188 | #endif | |
2189 | ||
2190 | static int qlcnic_open(struct net_device *netdev) | |
2191 | { | |
2192 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2193 | int err; | |
2194 | ||
c55ad8e5 AKS |
2195 | netif_carrier_off(netdev); |
2196 | ||
af19b491 AKS |
2197 | err = qlcnic_attach(adapter); |
2198 | if (err) | |
2199 | return err; | |
2200 | ||
2201 | err = __qlcnic_up(adapter, netdev); | |
2202 | if (err) | |
2203 | goto err_out; | |
2204 | ||
2205 | netif_start_queue(netdev); | |
2206 | ||
2207 | return 0; | |
2208 | ||
2209 | err_out: | |
2210 | qlcnic_detach(adapter); | |
2211 | return err; | |
2212 | } | |
2213 | ||
2214 | /* | |
2215 | * qlcnic_close - Disables a network interface entry point | |
2216 | */ | |
2217 | static int qlcnic_close(struct net_device *netdev) | |
2218 | { | |
2219 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2220 | ||
2221 | __qlcnic_down(adapter, netdev); | |
13159183 | 2222 | |
af19b491 AKS |
2223 | return 0; |
2224 | } | |
2225 | ||
e5dcf6dc | 2226 | void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter) |
b5e5492c AKS |
2227 | { |
2228 | void *head; | |
2229 | int i; | |
13159183 SC |
2230 | struct net_device *netdev = adapter->netdev; |
2231 | u32 filter_size = 0; | |
2232 | u16 act_pci_func = 0; | |
b5e5492c | 2233 | |
e5dcf6dc | 2234 | if (adapter->fhash.fmax && adapter->fhash.fhead) |
b5e5492c AKS |
2235 | return; |
2236 | ||
13159183 | 2237 | act_pci_func = adapter->ahw->act_pci_func; |
b5e5492c | 2238 | spin_lock_init(&adapter->mac_learn_lock); |
53643a75 | 2239 | spin_lock_init(&adapter->rx_mac_learn_lock); |
b5e5492c | 2240 | |
13159183 SC |
2241 | if (qlcnic_82xx_check(adapter)) { |
2242 | filter_size = QLCNIC_LB_MAX_FILTERS; | |
2243 | adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE; | |
2244 | } else { | |
2245 | filter_size = QLC_83XX_LB_MAX_FILTERS; | |
2246 | adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE; | |
2247 | } | |
2248 | ||
2249 | head = kcalloc(adapter->fhash.fbucket_size, | |
1d9219dd | 2250 | sizeof(struct hlist_head), GFP_ATOMIC); |
13159183 | 2251 | |
b5e5492c AKS |
2252 | if (!head) |
2253 | return; | |
2254 | ||
13159183 | 2255 | adapter->fhash.fmax = (filter_size / act_pci_func); |
43d620c8 | 2256 | adapter->fhash.fhead = head; |
b5e5492c | 2257 | |
13159183 SC |
2258 | netdev_info(netdev, "active nic func = %d, mac filter size=%d\n", |
2259 | act_pci_func, adapter->fhash.fmax); | |
2260 | ||
2261 | for (i = 0; i < adapter->fhash.fbucket_size; i++) | |
b5e5492c | 2262 | INIT_HLIST_HEAD(&adapter->fhash.fhead[i]); |
53643a75 SS |
2263 | |
2264 | adapter->rx_fhash.fbucket_size = adapter->fhash.fbucket_size; | |
2265 | ||
2266 | head = kcalloc(adapter->rx_fhash.fbucket_size, | |
2267 | sizeof(struct hlist_head), GFP_ATOMIC); | |
2268 | ||
2269 | if (!head) | |
2270 | return; | |
2271 | ||
2272 | adapter->rx_fhash.fmax = (filter_size / act_pci_func); | |
2273 | adapter->rx_fhash.fhead = head; | |
2274 | ||
2275 | for (i = 0; i < adapter->rx_fhash.fbucket_size; i++) | |
2276 | INIT_HLIST_HEAD(&adapter->rx_fhash.fhead[i]); | |
b5e5492c AKS |
2277 | } |
2278 | ||
2279 | static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter) | |
2280 | { | |
2281 | if (adapter->fhash.fmax && adapter->fhash.fhead) | |
2282 | kfree(adapter->fhash.fhead); | |
2283 | ||
2284 | adapter->fhash.fhead = NULL; | |
2285 | adapter->fhash.fmax = 0; | |
53643a75 SS |
2286 | |
2287 | if (adapter->rx_fhash.fmax && adapter->rx_fhash.fhead) | |
2288 | kfree(adapter->rx_fhash.fhead); | |
2289 | ||
2290 | adapter->rx_fhash.fmax = 0; | |
2291 | adapter->rx_fhash.fhead = NULL; | |
b5e5492c AKS |
2292 | } |
2293 | ||
629263ac | 2294 | int qlcnic_check_temp(struct qlcnic_adapter *adapter) |
af19b491 AKS |
2295 | { |
2296 | struct net_device *netdev = adapter->netdev; | |
97ee45eb | 2297 | u32 temp_state, temp_val, temp = 0; |
af19b491 AKS |
2298 | int rv = 0; |
2299 | ||
13159183 SC |
2300 | if (qlcnic_83xx_check(adapter)) |
2301 | temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP); | |
2302 | ||
97ee45eb | 2303 | if (qlcnic_82xx_check(adapter)) |
a15ebd37 | 2304 | temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP); |
af19b491 AKS |
2305 | |
2306 | temp_state = qlcnic_get_temp_state(temp); | |
2307 | temp_val = qlcnic_get_temp_val(temp); | |
2308 | ||
2309 | if (temp_state == QLCNIC_TEMP_PANIC) { | |
2310 | dev_err(&netdev->dev, | |
2311 | "Device temperature %d degrees C exceeds" | |
2312 | " maximum allowed. Hardware has been shut down.\n", | |
2313 | temp_val); | |
2314 | rv = 1; | |
2315 | } else if (temp_state == QLCNIC_TEMP_WARN) { | |
79788450 | 2316 | if (adapter->ahw->temp == QLCNIC_TEMP_NORMAL) { |
af19b491 AKS |
2317 | dev_err(&netdev->dev, |
2318 | "Device temperature %d degrees C " | |
2319 | "exceeds operating range." | |
2320 | " Immediate action needed.\n", | |
2321 | temp_val); | |
2322 | } | |
2323 | } else { | |
79788450 | 2324 | if (adapter->ahw->temp == QLCNIC_TEMP_WARN) { |
af19b491 AKS |
2325 | dev_info(&netdev->dev, |
2326 | "Device temperature is now %d degrees C" | |
2327 | " in normal range.\n", temp_val); | |
2328 | } | |
2329 | } | |
79788450 | 2330 | adapter->ahw->temp = temp_state; |
af19b491 AKS |
2331 | return rv; |
2332 | } | |
2333 | ||
af19b491 AKS |
2334 | static void qlcnic_tx_timeout(struct net_device *netdev) |
2335 | { | |
2336 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2337 | ||
2338 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) | |
2339 | return; | |
2340 | ||
2341 | dev_err(&netdev->dev, "transmit timeout, resetting.\n"); | |
af19b491 AKS |
2342 | |
2343 | if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS) | |
68bf1c68 AKS |
2344 | adapter->need_fw_reset = 1; |
2345 | else | |
79788450 | 2346 | adapter->ahw->reset_context = 1; |
af19b491 AKS |
2347 | } |
2348 | ||
2349 | static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev) | |
2350 | { | |
2351 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
2352 | struct net_device_stats *stats = &netdev->stats; | |
2353 | ||
af19b491 AKS |
2354 | stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts; |
2355 | stats->tx_packets = adapter->stats.xmitfinished; | |
7e382594 | 2356 | stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes; |
af19b491 AKS |
2357 | stats->tx_bytes = adapter->stats.txbytes; |
2358 | stats->rx_dropped = adapter->stats.rxdropped; | |
2359 | stats->tx_dropped = adapter->stats.txdropped; | |
2360 | ||
2361 | return stats; | |
2362 | } | |
2363 | ||
7e2cf4fe | 2364 | irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter) |
af19b491 | 2365 | { |
af19b491 AKS |
2366 | u32 status; |
2367 | ||
2368 | status = readl(adapter->isr_int_vec); | |
2369 | ||
79788450 | 2370 | if (!(status & adapter->ahw->int_vec_bit)) |
af19b491 AKS |
2371 | return IRQ_NONE; |
2372 | ||
2373 | /* check interrupt state machine, to be sure */ | |
2374 | status = readl(adapter->crb_int_state_reg); | |
2375 | if (!ISR_LEGACY_INT_TRIGGERED(status)) | |
2376 | return IRQ_NONE; | |
2377 | ||
2378 | writel(0xffffffff, adapter->tgt_status_reg); | |
2379 | /* read twice to ensure write is flushed */ | |
2380 | readl(adapter->isr_int_vec); | |
2381 | readl(adapter->isr_int_vec); | |
2382 | ||
7eb9855d AKS |
2383 | return IRQ_HANDLED; |
2384 | } | |
2385 | ||
2386 | static irqreturn_t qlcnic_tmp_intr(int irq, void *data) | |
2387 | { | |
2388 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2389 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
2390 | ||
2391 | if (adapter->flags & QLCNIC_MSIX_ENABLED) | |
2392 | goto done; | |
2393 | else if (adapter->flags & QLCNIC_MSI_ENABLED) { | |
2394 | writel(0xffffffff, adapter->tgt_status_reg); | |
2395 | goto done; | |
2396 | } | |
2397 | ||
2398 | if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) | |
2399 | return IRQ_NONE; | |
2400 | ||
2401 | done: | |
79788450 | 2402 | adapter->ahw->diag_cnt++; |
7eb9855d AKS |
2403 | qlcnic_enable_int(sds_ring); |
2404 | return IRQ_HANDLED; | |
2405 | } | |
2406 | ||
2407 | static irqreturn_t qlcnic_intr(int irq, void *data) | |
2408 | { | |
2409 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2410 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
2411 | ||
2412 | if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) | |
2413 | return IRQ_NONE; | |
2414 | ||
af19b491 AKS |
2415 | napi_schedule(&sds_ring->napi); |
2416 | ||
2417 | return IRQ_HANDLED; | |
2418 | } | |
2419 | ||
2420 | static irqreturn_t qlcnic_msi_intr(int irq, void *data) | |
2421 | { | |
2422 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2423 | struct qlcnic_adapter *adapter = sds_ring->adapter; | |
2424 | ||
2425 | /* clear interrupt */ | |
2426 | writel(0xffffffff, adapter->tgt_status_reg); | |
2427 | ||
2428 | napi_schedule(&sds_ring->napi); | |
2429 | return IRQ_HANDLED; | |
2430 | } | |
2431 | ||
2432 | static irqreturn_t qlcnic_msix_intr(int irq, void *data) | |
2433 | { | |
2434 | struct qlcnic_host_sds_ring *sds_ring = data; | |
2435 | ||
2436 | napi_schedule(&sds_ring->napi); | |
2437 | return IRQ_HANDLED; | |
2438 | } | |
2439 | ||
13159183 SC |
2440 | static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data) |
2441 | { | |
2442 | struct qlcnic_host_tx_ring *tx_ring = data; | |
2443 | ||
2444 | napi_schedule(&tx_ring->napi); | |
2445 | return IRQ_HANDLED; | |
2446 | } | |
2447 | ||
af19b491 AKS |
2448 | #ifdef CONFIG_NET_POLL_CONTROLLER |
2449 | static void qlcnic_poll_controller(struct net_device *netdev) | |
2450 | { | |
bf82791e YL |
2451 | int ring; |
2452 | struct qlcnic_host_sds_ring *sds_ring; | |
af19b491 | 2453 | struct qlcnic_adapter *adapter = netdev_priv(netdev); |
b1fc6d3c | 2454 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
bf82791e | 2455 | |
af19b491 | 2456 | disable_irq(adapter->irq); |
bf82791e YL |
2457 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
2458 | sds_ring = &recv_ctx->sds_rings[ring]; | |
2459 | qlcnic_intr(adapter->irq, sds_ring); | |
2460 | } | |
af19b491 AKS |
2461 | enable_irq(adapter->irq); |
2462 | } | |
2463 | #endif | |
2464 | ||
6df900e9 SC |
2465 | static void |
2466 | qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding) | |
2467 | { | |
2468 | u32 val; | |
2469 | ||
2470 | val = adapter->portnum & 0xf; | |
2471 | val |= encoding << 7; | |
2472 | val |= (jiffies - adapter->dev_rst_time) << 8; | |
2473 | ||
a15ebd37 | 2474 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val); |
6df900e9 SC |
2475 | adapter->dev_rst_time = jiffies; |
2476 | } | |
2477 | ||
ade91f8e AKS |
2478 | static int |
2479 | qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state) | |
af19b491 AKS |
2480 | { |
2481 | u32 val; | |
2482 | ||
2483 | WARN_ON(state != QLCNIC_DEV_NEED_RESET && | |
2484 | state != QLCNIC_DEV_NEED_QUISCENT); | |
2485 | ||
2486 | if (qlcnic_api_lock(adapter)) | |
ade91f8e | 2487 | return -EIO; |
af19b491 | 2488 | |
a15ebd37 | 2489 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
af19b491 AKS |
2490 | |
2491 | if (state == QLCNIC_DEV_NEED_RESET) | |
6d2a4724 | 2492 | QLC_DEV_SET_RST_RDY(val, adapter->portnum); |
af19b491 | 2493 | else if (state == QLCNIC_DEV_NEED_QUISCENT) |
6d2a4724 | 2494 | QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum); |
af19b491 | 2495 | |
a15ebd37 | 2496 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
2497 | |
2498 | qlcnic_api_unlock(adapter); | |
ade91f8e AKS |
2499 | |
2500 | return 0; | |
af19b491 AKS |
2501 | } |
2502 | ||
1b95a839 AKS |
2503 | static int |
2504 | qlcnic_clr_drv_state(struct qlcnic_adapter *adapter) | |
2505 | { | |
2506 | u32 val; | |
2507 | ||
2508 | if (qlcnic_api_lock(adapter)) | |
2509 | return -EBUSY; | |
2510 | ||
a15ebd37 | 2511 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 2512 | QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); |
a15ebd37 | 2513 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
1b95a839 AKS |
2514 | |
2515 | qlcnic_api_unlock(adapter); | |
2516 | ||
2517 | return 0; | |
2518 | } | |
2519 | ||
af19b491 | 2520 | static void |
21854f02 | 2521 | qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed) |
af19b491 AKS |
2522 | { |
2523 | u32 val; | |
2524 | ||
2525 | if (qlcnic_api_lock(adapter)) | |
2526 | goto err; | |
2527 | ||
a15ebd37 | 2528 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
6d2a4724 | 2529 | QLC_DEV_CLR_REF_CNT(val, adapter->portnum); |
a15ebd37 | 2530 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); |
af19b491 | 2531 | |
21854f02 | 2532 | if (failed) { |
a15ebd37 HM |
2533 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
2534 | QLCNIC_DEV_FAILED); | |
21854f02 AKS |
2535 | dev_info(&adapter->pdev->dev, |
2536 | "Device state set to Failed. Please Reboot\n"); | |
2537 | } else if (!(val & 0x11111111)) | |
a15ebd37 HM |
2538 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
2539 | QLCNIC_DEV_COLD); | |
af19b491 | 2540 | |
a15ebd37 | 2541 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 2542 | QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); |
a15ebd37 | 2543 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
2544 | |
2545 | qlcnic_api_unlock(adapter); | |
2546 | err: | |
2547 | adapter->fw_fail_cnt = 0; | |
032a13c7 | 2548 | adapter->flags &= ~QLCNIC_FW_HANG; |
af19b491 AKS |
2549 | clear_bit(__QLCNIC_START_FW, &adapter->state); |
2550 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
2551 | } | |
2552 | ||
f73dfc50 | 2553 | /* Grab api lock, before checking state */ |
af19b491 AKS |
2554 | static int |
2555 | qlcnic_check_drv_state(struct qlcnic_adapter *adapter) | |
2556 | { | |
602ca6f0 | 2557 | int act, state, active_mask; |
a15ebd37 | 2558 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
af19b491 | 2559 | |
a15ebd37 HM |
2560 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
2561 | act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); | |
af19b491 | 2562 | |
602ca6f0 | 2563 | if (adapter->flags & QLCNIC_FW_RESET_OWNER) { |
a15ebd37 | 2564 | active_mask = (~(1 << (ahw->pci_func * 4))); |
602ca6f0 SV |
2565 | act = act & active_mask; |
2566 | } | |
2567 | ||
af19b491 AKS |
2568 | if (((state & 0x11111111) == (act & 0x11111111)) || |
2569 | ((act & 0x11111111) == ((state >> 1) & 0x11111111))) | |
2570 | return 0; | |
2571 | else | |
2572 | return 1; | |
2573 | } | |
2574 | ||
96f8118c SC |
2575 | static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter) |
2576 | { | |
a15ebd37 | 2577 | u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER); |
96f8118c SC |
2578 | |
2579 | if (val != QLCNIC_DRV_IDC_VER) { | |
2580 | dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's" | |
2581 | " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val); | |
2582 | } | |
2583 | ||
2584 | return 0; | |
2585 | } | |
2586 | ||
af19b491 AKS |
2587 | static int |
2588 | qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) | |
2589 | { | |
2590 | u32 val, prev_state; | |
aa5e18c0 | 2591 | u8 dev_init_timeo = adapter->dev_init_timeo; |
6d2a4724 | 2592 | u8 portnum = adapter->portnum; |
96f8118c | 2593 | u8 ret; |
af19b491 | 2594 | |
f73dfc50 AKS |
2595 | if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state)) |
2596 | return 1; | |
2597 | ||
af19b491 AKS |
2598 | if (qlcnic_api_lock(adapter)) |
2599 | return -1; | |
2600 | ||
a15ebd37 | 2601 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); |
6d2a4724 AKS |
2602 | if (!(val & (1 << (portnum * 4)))) { |
2603 | QLC_DEV_SET_REF_CNT(val, portnum); | |
a15ebd37 | 2604 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); |
af19b491 AKS |
2605 | } |
2606 | ||
a15ebd37 | 2607 | prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
65b5b420 | 2608 | QLCDB(adapter, HW, "Device state = %u\n", prev_state); |
af19b491 AKS |
2609 | |
2610 | switch (prev_state) { | |
2611 | case QLCNIC_DEV_COLD: | |
a15ebd37 HM |
2612 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
2613 | QLCNIC_DEV_INITIALIZING); | |
2614 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER, | |
2615 | QLCNIC_DRV_IDC_VER); | |
6df900e9 | 2616 | qlcnic_idc_debug_info(adapter, 0); |
af19b491 AKS |
2617 | qlcnic_api_unlock(adapter); |
2618 | return 1; | |
2619 | ||
2620 | case QLCNIC_DEV_READY: | |
96f8118c | 2621 | ret = qlcnic_check_idc_ver(adapter); |
af19b491 | 2622 | qlcnic_api_unlock(adapter); |
96f8118c | 2623 | return ret; |
af19b491 AKS |
2624 | |
2625 | case QLCNIC_DEV_NEED_RESET: | |
a15ebd37 | 2626 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 2627 | QLC_DEV_SET_RST_RDY(val, portnum); |
a15ebd37 | 2628 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
2629 | break; |
2630 | ||
2631 | case QLCNIC_DEV_NEED_QUISCENT: | |
a15ebd37 | 2632 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 2633 | QLC_DEV_SET_QSCNT_RDY(val, portnum); |
a15ebd37 | 2634 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 AKS |
2635 | break; |
2636 | ||
2637 | case QLCNIC_DEV_FAILED: | |
a7fc948f | 2638 | dev_err(&adapter->pdev->dev, "Device in failed state.\n"); |
af19b491 AKS |
2639 | qlcnic_api_unlock(adapter); |
2640 | return -1; | |
bbd8c6a4 AKS |
2641 | |
2642 | case QLCNIC_DEV_INITIALIZING: | |
2643 | case QLCNIC_DEV_QUISCENT: | |
2644 | break; | |
af19b491 AKS |
2645 | } |
2646 | ||
2647 | qlcnic_api_unlock(adapter); | |
aa5e18c0 SC |
2648 | |
2649 | do { | |
af19b491 | 2650 | msleep(1000); |
a15ebd37 | 2651 | prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
a5e463d0 SC |
2652 | |
2653 | if (prev_state == QLCNIC_DEV_QUISCENT) | |
2654 | continue; | |
2655 | } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo); | |
af19b491 | 2656 | |
65b5b420 AKS |
2657 | if (!dev_init_timeo) { |
2658 | dev_err(&adapter->pdev->dev, | |
2659 | "Waiting for device to initialize timeout\n"); | |
af19b491 | 2660 | return -1; |
65b5b420 | 2661 | } |
af19b491 AKS |
2662 | |
2663 | if (qlcnic_api_lock(adapter)) | |
2664 | return -1; | |
2665 | ||
a15ebd37 | 2666 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); |
6d2a4724 | 2667 | QLC_DEV_CLR_RST_QSCNT(val, portnum); |
a15ebd37 | 2668 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); |
af19b491 | 2669 | |
96f8118c | 2670 | ret = qlcnic_check_idc_ver(adapter); |
af19b491 AKS |
2671 | qlcnic_api_unlock(adapter); |
2672 | ||
96f8118c | 2673 | return ret; |
af19b491 AKS |
2674 | } |
2675 | ||
2676 | static void | |
2677 | qlcnic_fwinit_work(struct work_struct *work) | |
2678 | { | |
2679 | struct qlcnic_adapter *adapter = container_of(work, | |
2680 | struct qlcnic_adapter, fw_work.work); | |
3c4b23b1 | 2681 | u32 dev_state = 0xf; |
7b749ff4 | 2682 | u32 val; |
af19b491 | 2683 | |
f73dfc50 AKS |
2684 | if (qlcnic_api_lock(adapter)) |
2685 | goto err_ret; | |
af19b491 | 2686 | |
a15ebd37 | 2687 | dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
b8c17620 AKS |
2688 | if (dev_state == QLCNIC_DEV_QUISCENT || |
2689 | dev_state == QLCNIC_DEV_NEED_QUISCENT) { | |
a5e463d0 SC |
2690 | qlcnic_api_unlock(adapter); |
2691 | qlcnic_schedule_work(adapter, qlcnic_fwinit_work, | |
2692 | FW_POLL_DELAY * 2); | |
2693 | return; | |
2694 | } | |
2695 | ||
79788450 | 2696 | if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) { |
3c4b23b1 AKS |
2697 | qlcnic_api_unlock(adapter); |
2698 | goto wait_npar; | |
9f26f547 AC |
2699 | } |
2700 | ||
16e3cf73 SV |
2701 | if (dev_state == QLCNIC_DEV_INITIALIZING || |
2702 | dev_state == QLCNIC_DEV_READY) { | |
2703 | dev_info(&adapter->pdev->dev, "Detected state change from " | |
2704 | "DEV_NEED_RESET, skipping ack check\n"); | |
2705 | goto skip_ack_check; | |
2706 | } | |
2707 | ||
f73dfc50 | 2708 | if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) { |
16e3cf73 | 2709 | dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n", |
f73dfc50 AKS |
2710 | adapter->reset_ack_timeo); |
2711 | goto skip_ack_check; | |
2712 | } | |
2713 | ||
2714 | if (!qlcnic_check_drv_state(adapter)) { | |
2715 | skip_ack_check: | |
a15ebd37 | 2716 | dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
a5e463d0 | 2717 | |
f73dfc50 | 2718 | if (dev_state == QLCNIC_DEV_NEED_RESET) { |
a15ebd37 HM |
2719 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
2720 | QLCNIC_DEV_INITIALIZING); | |
f73dfc50 AKS |
2721 | set_bit(__QLCNIC_START_FW, &adapter->state); |
2722 | QLCDB(adapter, DRV, "Restarting fw\n"); | |
6df900e9 | 2723 | qlcnic_idc_debug_info(adapter, 0); |
a15ebd37 HM |
2724 | val = QLC_SHARED_REG_RD32(adapter, |
2725 | QLCNIC_CRB_DRV_STATE); | |
7b749ff4 | 2726 | QLC_DEV_SET_RST_RDY(val, adapter->portnum); |
a15ebd37 HM |
2727 | QLC_SHARED_REG_WR32(adapter, |
2728 | QLCNIC_CRB_DRV_STATE, val); | |
af19b491 AKS |
2729 | } |
2730 | ||
f73dfc50 AKS |
2731 | qlcnic_api_unlock(adapter); |
2732 | ||
287e38aa | 2733 | rtnl_lock(); |
7b749ff4 SV |
2734 | if (adapter->ahw->fw_dump.enable && |
2735 | (adapter->flags & QLCNIC_FW_RESET_OWNER)) { | |
9d6a6440 AC |
2736 | QLCDB(adapter, DRV, "Take FW dump\n"); |
2737 | qlcnic_dump_fw(adapter); | |
032a13c7 | 2738 | adapter->flags |= QLCNIC_FW_HANG; |
9d6a6440 | 2739 | } |
287e38aa | 2740 | rtnl_unlock(); |
7b749ff4 SV |
2741 | |
2742 | adapter->flags &= ~QLCNIC_FW_RESET_OWNER; | |
9f26f547 | 2743 | if (!adapter->nic_ops->start_firmware(adapter)) { |
af19b491 | 2744 | qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); |
b18971d1 | 2745 | adapter->fw_wait_cnt = 0; |
af19b491 AKS |
2746 | return; |
2747 | } | |
af19b491 AKS |
2748 | goto err_ret; |
2749 | } | |
2750 | ||
f73dfc50 | 2751 | qlcnic_api_unlock(adapter); |
aa5e18c0 | 2752 | |
9f26f547 | 2753 | wait_npar: |
a15ebd37 | 2754 | dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
f73dfc50 | 2755 | QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state); |
65b5b420 | 2756 | |
af19b491 | 2757 | switch (dev_state) { |
3c4b23b1 | 2758 | case QLCNIC_DEV_READY: |
7e2cf4fe | 2759 | if (!qlcnic_start_firmware(adapter)) { |
f73dfc50 | 2760 | qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); |
b18971d1 | 2761 | adapter->fw_wait_cnt = 0; |
f73dfc50 AKS |
2762 | return; |
2763 | } | |
3c4b23b1 AKS |
2764 | case QLCNIC_DEV_FAILED: |
2765 | break; | |
2766 | default: | |
2767 | qlcnic_schedule_work(adapter, | |
2768 | qlcnic_fwinit_work, FW_POLL_DELAY); | |
2769 | return; | |
af19b491 AKS |
2770 | } |
2771 | ||
2772 | err_ret: | |
f73dfc50 AKS |
2773 | dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u " |
2774 | "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt); | |
34ce3626 | 2775 | netif_device_attach(adapter->netdev); |
21854f02 | 2776 | qlcnic_clr_all_drv_state(adapter, 0); |
af19b491 AKS |
2777 | } |
2778 | ||
2779 | static void | |
2780 | qlcnic_detach_work(struct work_struct *work) | |
2781 | { | |
2782 | struct qlcnic_adapter *adapter = container_of(work, | |
2783 | struct qlcnic_adapter, fw_work.work); | |
2784 | struct net_device *netdev = adapter->netdev; | |
2785 | u32 status; | |
2786 | ||
2787 | netif_device_detach(netdev); | |
2788 | ||
b8c17620 AKS |
2789 | /* Dont grab rtnl lock during Quiscent mode */ |
2790 | if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) { | |
2791 | if (netif_running(netdev)) | |
2792 | __qlcnic_down(adapter, netdev); | |
2793 | } else | |
2794 | qlcnic_down(adapter, netdev); | |
af19b491 | 2795 | |
a15ebd37 | 2796 | status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1); |
af19b491 | 2797 | |
44f65b29 SC |
2798 | if (status & QLCNIC_RCODE_FATAL_ERROR) { |
2799 | dev_err(&adapter->pdev->dev, | |
2800 | "Detaching the device: peg halt status1=0x%x\n", | |
2801 | status); | |
2802 | ||
2803 | if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) { | |
2804 | dev_err(&adapter->pdev->dev, | |
2805 | "On board active cooling fan failed. " | |
2806 | "Device has been halted.\n"); | |
2807 | dev_err(&adapter->pdev->dev, | |
2808 | "Replace the adapter.\n"); | |
2809 | } | |
2810 | ||
af19b491 | 2811 | goto err_ret; |
44f65b29 | 2812 | } |
af19b491 | 2813 | |
79788450 | 2814 | if (adapter->ahw->temp == QLCNIC_TEMP_PANIC) { |
44f65b29 | 2815 | dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n", |
79788450 | 2816 | adapter->ahw->temp); |
af19b491 | 2817 | goto err_ret; |
44f65b29 SC |
2818 | } |
2819 | ||
602ca6f0 SV |
2820 | /* Dont ack if this instance is the reset owner */ |
2821 | if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) { | |
44f65b29 SC |
2822 | if (qlcnic_set_drv_state(adapter, adapter->dev_state)) { |
2823 | dev_err(&adapter->pdev->dev, | |
2824 | "Failed to set driver state," | |
2825 | "detaching the device.\n"); | |
602ca6f0 | 2826 | goto err_ret; |
44f65b29 | 2827 | } |
602ca6f0 | 2828 | } |
af19b491 AKS |
2829 | |
2830 | adapter->fw_wait_cnt = 0; | |
2831 | ||
2832 | qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY); | |
2833 | ||
2834 | return; | |
2835 | ||
2836 | err_ret: | |
34ce3626 | 2837 | netif_device_attach(netdev); |
21854f02 | 2838 | qlcnic_clr_all_drv_state(adapter, 1); |
af19b491 AKS |
2839 | } |
2840 | ||
3c4b23b1 AKS |
2841 | /*Transit NPAR state to NON Operational */ |
2842 | static void | |
2843 | qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter) | |
2844 | { | |
2845 | u32 state; | |
2846 | ||
a15ebd37 | 2847 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); |
3c4b23b1 AKS |
2848 | if (state == QLCNIC_DEV_NPAR_NON_OPER) |
2849 | return; | |
2850 | ||
2851 | if (qlcnic_api_lock(adapter)) | |
2852 | return; | |
a15ebd37 HM |
2853 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, |
2854 | QLCNIC_DEV_NPAR_NON_OPER); | |
3c4b23b1 AKS |
2855 | qlcnic_api_unlock(adapter); |
2856 | } | |
2857 | ||
7e2cf4fe | 2858 | void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter, u32 key) |
af19b491 | 2859 | { |
646779f1 SV |
2860 | u32 state, xg_val = 0, gb_val = 0; |
2861 | ||
2862 | qlcnic_xg_set_xg0_mask(xg_val); | |
2863 | qlcnic_xg_set_xg1_mask(xg_val); | |
2864 | QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val); | |
2865 | qlcnic_gb_set_gb0_mask(gb_val); | |
2866 | qlcnic_gb_set_gb1_mask(gb_val); | |
2867 | qlcnic_gb_set_gb2_mask(gb_val); | |
2868 | qlcnic_gb_set_gb3_mask(gb_val); | |
2869 | QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val); | |
2870 | dev_info(&adapter->pdev->dev, "Pause control frames disabled" | |
2871 | " on all ports\n"); | |
cea8975e | 2872 | adapter->need_fw_reset = 1; |
13159183 | 2873 | |
af19b491 AKS |
2874 | if (qlcnic_api_lock(adapter)) |
2875 | return; | |
2876 | ||
13159183 | 2877 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
af19b491 | 2878 | |
f73dfc50 | 2879 | if (state == QLCNIC_DEV_READY) { |
13159183 SC |
2880 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
2881 | QLCNIC_DEV_NEED_RESET); | |
602ca6f0 | 2882 | adapter->flags |= QLCNIC_FW_RESET_OWNER; |
65b5b420 | 2883 | QLCDB(adapter, DRV, "NEED_RESET state set\n"); |
6df900e9 | 2884 | qlcnic_idc_debug_info(adapter, 0); |
af19b491 AKS |
2885 | } |
2886 | ||
13159183 SC |
2887 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, |
2888 | QLCNIC_DEV_NPAR_NON_OPER); | |
af19b491 AKS |
2889 | qlcnic_api_unlock(adapter); |
2890 | } | |
2891 | ||
9f26f547 AC |
2892 | /* Transit to NPAR READY state from NPAR NOT READY state */ |
2893 | static void | |
2894 | qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter) | |
2895 | { | |
9f26f547 AC |
2896 | if (qlcnic_api_lock(adapter)) |
2897 | return; | |
2898 | ||
a15ebd37 HM |
2899 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, |
2900 | QLCNIC_DEV_NPAR_OPER); | |
3c4b23b1 | 2901 | QLCDB(adapter, DRV, "NPAR operational state set\n"); |
9f26f547 AC |
2902 | |
2903 | qlcnic_api_unlock(adapter); | |
2904 | } | |
2905 | ||
13159183 SC |
2906 | void qlcnic_schedule_work(struct qlcnic_adapter *adapter, |
2907 | work_func_t func, int delay) | |
af19b491 | 2908 | { |
451724c8 SC |
2909 | if (test_bit(__QLCNIC_AER, &adapter->state)) |
2910 | return; | |
2911 | ||
af19b491 | 2912 | INIT_DELAYED_WORK(&adapter->fw_work, func); |
13159183 SC |
2913 | queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work, |
2914 | round_jiffies_relative(delay)); | |
af19b491 AKS |
2915 | } |
2916 | ||
2917 | static void | |
2918 | qlcnic_attach_work(struct work_struct *work) | |
2919 | { | |
2920 | struct qlcnic_adapter *adapter = container_of(work, | |
2921 | struct qlcnic_adapter, fw_work.work); | |
2922 | struct net_device *netdev = adapter->netdev; | |
b18971d1 | 2923 | u32 npar_state; |
af19b491 | 2924 | |
79788450 | 2925 | if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) { |
a15ebd37 HM |
2926 | npar_state = QLC_SHARED_REG_RD32(adapter, |
2927 | QLCNIC_CRB_DEV_NPAR_STATE); | |
b18971d1 AKS |
2928 | if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO) |
2929 | qlcnic_clr_all_drv_state(adapter, 0); | |
2930 | else if (npar_state != QLCNIC_DEV_NPAR_OPER) | |
2931 | qlcnic_schedule_work(adapter, qlcnic_attach_work, | |
2932 | FW_POLL_DELAY); | |
2933 | else | |
2934 | goto attach; | |
2935 | QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n"); | |
2936 | return; | |
2937 | } | |
2938 | attach: | |
af19b491 | 2939 | if (netif_running(netdev)) { |
52486a3a | 2940 | if (qlcnic_up(adapter, netdev)) |
af19b491 | 2941 | goto done; |
af19b491 | 2942 | |
aec1e845 | 2943 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
af19b491 AKS |
2944 | } |
2945 | ||
af19b491 | 2946 | done: |
34ce3626 | 2947 | netif_device_attach(netdev); |
af19b491 | 2948 | adapter->fw_fail_cnt = 0; |
032a13c7 | 2949 | adapter->flags &= ~QLCNIC_FW_HANG; |
af19b491 | 2950 | clear_bit(__QLCNIC_RESETTING, &adapter->state); |
1b95a839 AKS |
2951 | |
2952 | if (!qlcnic_clr_drv_state(adapter)) | |
2953 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, | |
2954 | FW_POLL_DELAY); | |
af19b491 AKS |
2955 | } |
2956 | ||
2957 | static int | |
2958 | qlcnic_check_health(struct qlcnic_adapter *adapter) | |
2959 | { | |
4e70812b | 2960 | u32 state = 0, heartbeat; |
853d4bca | 2961 | u32 peg_status; |
af19b491 AKS |
2962 | |
2963 | if (qlcnic_check_temp(adapter)) | |
2964 | goto detach; | |
2965 | ||
2372a5f1 | 2966 | if (adapter->need_fw_reset) |
7e2cf4fe | 2967 | qlcnic_dev_request_reset(adapter, 0); |
af19b491 | 2968 | |
a15ebd37 | 2969 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
b8c17620 | 2970 | if (state == QLCNIC_DEV_NEED_RESET) { |
3c4b23b1 | 2971 | qlcnic_set_npar_non_operational(adapter); |
af19b491 | 2972 | adapter->need_fw_reset = 1; |
b8c17620 AKS |
2973 | } else if (state == QLCNIC_DEV_NEED_QUISCENT) |
2974 | goto detach; | |
af19b491 | 2975 | |
a15ebd37 | 2976 | heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER); |
4e70812b SC |
2977 | if (heartbeat != adapter->heartbeat) { |
2978 | adapter->heartbeat = heartbeat; | |
af19b491 AKS |
2979 | adapter->fw_fail_cnt = 0; |
2980 | if (adapter->need_fw_reset) | |
2981 | goto detach; | |
68bf1c68 | 2982 | |
099f7aa7 | 2983 | if (adapter->ahw->reset_context && qlcnic_auto_fw_reset) { |
68bf1c68 AKS |
2984 | qlcnic_reset_hw_context(adapter); |
2985 | adapter->netdev->trans_start = jiffies; | |
2986 | } | |
2987 | ||
af19b491 AKS |
2988 | return 0; |
2989 | } | |
2990 | ||
2991 | if (++adapter->fw_fail_cnt < FW_FAIL_THRESH) | |
2992 | return 0; | |
2993 | ||
032a13c7 SV |
2994 | adapter->flags |= QLCNIC_FW_HANG; |
2995 | ||
7e2cf4fe | 2996 | qlcnic_dev_request_reset(adapter, 0); |
af19b491 | 2997 | |
099f7aa7 | 2998 | if (qlcnic_auto_fw_reset) |
0df170b6 | 2999 | clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state); |
af19b491 | 3000 | |
853d4bca | 3001 | dev_err(&adapter->pdev->dev, "firmware hang detected\n"); |
a15ebd37 | 3002 | peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1); |
853d4bca | 3003 | dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n" |
c76ecb7a SV |
3004 | "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n" |
3005 | "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n" | |
3006 | "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n" | |
3007 | "PEG_NET_4_PC: 0x%x\n", | |
a15ebd37 HM |
3008 | peg_status, |
3009 | QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2), | |
c76ecb7a SV |
3010 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c), |
3011 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c), | |
3012 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c), | |
3013 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c), | |
3014 | QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c)); | |
97048a1f | 3015 | if (QLCNIC_FWERROR_CODE(peg_status) == 0x67) |
853d4bca AR |
3016 | dev_err(&adapter->pdev->dev, |
3017 | "Firmware aborted with error code 0x00006700. " | |
3018 | "Device is being reset.\n"); | |
af19b491 AKS |
3019 | detach: |
3020 | adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state : | |
3021 | QLCNIC_DEV_NEED_RESET; | |
3022 | ||
099f7aa7 SC |
3023 | if (qlcnic_auto_fw_reset && !test_and_set_bit(__QLCNIC_RESETTING, |
3024 | &adapter->state)) { | |
65b5b420 | 3025 | |
af19b491 | 3026 | qlcnic_schedule_work(adapter, qlcnic_detach_work, 0); |
65b5b420 AKS |
3027 | QLCDB(adapter, DRV, "fw recovery scheduled.\n"); |
3028 | } | |
af19b491 AKS |
3029 | |
3030 | return 1; | |
3031 | } | |
3032 | ||
3033 | static void | |
3034 | qlcnic_fw_poll_work(struct work_struct *work) | |
3035 | { | |
3036 | struct qlcnic_adapter *adapter = container_of(work, | |
3037 | struct qlcnic_adapter, fw_work.work); | |
3038 | ||
3039 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) | |
3040 | goto reschedule; | |
3041 | ||
3042 | ||
3043 | if (qlcnic_check_health(adapter)) | |
3044 | return; | |
3045 | ||
b5e5492c AKS |
3046 | if (adapter->fhash.fnum) |
3047 | qlcnic_prune_lb_filters(adapter); | |
3048 | ||
af19b491 AKS |
3049 | reschedule: |
3050 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); | |
3051 | } | |
3052 | ||
451724c8 SC |
3053 | static int qlcnic_is_first_func(struct pci_dev *pdev) |
3054 | { | |
3055 | struct pci_dev *oth_pdev; | |
3056 | int val = pdev->devfn; | |
3057 | ||
3058 | while (val-- > 0) { | |
3059 | oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr | |
3060 | (pdev->bus), pdev->bus->number, | |
3061 | PCI_DEVFN(PCI_SLOT(pdev->devfn), val)); | |
bfc978fa AKS |
3062 | if (!oth_pdev) |
3063 | continue; | |
451724c8 | 3064 | |
bfc978fa AKS |
3065 | if (oth_pdev->current_state != PCI_D3cold) { |
3066 | pci_dev_put(oth_pdev); | |
451724c8 | 3067 | return 0; |
bfc978fa AKS |
3068 | } |
3069 | pci_dev_put(oth_pdev); | |
451724c8 SC |
3070 | } |
3071 | return 1; | |
3072 | } | |
3073 | ||
3074 | static int qlcnic_attach_func(struct pci_dev *pdev) | |
3075 | { | |
3076 | int err, first_func; | |
3077 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3078 | struct net_device *netdev = adapter->netdev; | |
3079 | ||
3080 | pdev->error_state = pci_channel_io_normal; | |
3081 | ||
3082 | err = pci_enable_device(pdev); | |
3083 | if (err) | |
3084 | return err; | |
3085 | ||
3086 | pci_set_power_state(pdev, PCI_D0); | |
3087 | pci_set_master(pdev); | |
3088 | pci_restore_state(pdev); | |
3089 | ||
3090 | first_func = qlcnic_is_first_func(pdev); | |
3091 | ||
3092 | if (qlcnic_api_lock(adapter)) | |
3093 | return -EINVAL; | |
3094 | ||
79788450 | 3095 | if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) { |
451724c8 SC |
3096 | adapter->need_fw_reset = 1; |
3097 | set_bit(__QLCNIC_START_FW, &adapter->state); | |
a15ebd37 HM |
3098 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, |
3099 | QLCNIC_DEV_INITIALIZING); | |
451724c8 SC |
3100 | QLCDB(adapter, DRV, "Restarting fw\n"); |
3101 | } | |
3102 | qlcnic_api_unlock(adapter); | |
3103 | ||
13159183 | 3104 | err = qlcnic_start_firmware(adapter); |
451724c8 SC |
3105 | if (err) |
3106 | return err; | |
3107 | ||
3108 | qlcnic_clr_drv_state(adapter); | |
13159183 SC |
3109 | kfree(adapter->msix_entries); |
3110 | adapter->msix_entries = NULL; | |
3111 | err = qlcnic_setup_intr(adapter, 0); | |
3112 | ||
9a97e705 M |
3113 | if (err) { |
3114 | kfree(adapter->msix_entries); | |
3115 | netdev_err(netdev, "failed to setup interrupt\n"); | |
3116 | return err; | |
3117 | } | |
3118 | ||
13159183 | 3119 | if (qlcnic_83xx_check(adapter)) { |
d5fcff04 HM |
3120 | /* register for NIC IDC AEN Events */ |
3121 | qlcnic_83xx_register_nic_idc_func(adapter, 1); | |
13159183 SC |
3122 | err = qlcnic_83xx_setup_mbx_intr(adapter); |
3123 | if (err) { | |
3124 | dev_err(&adapter->pdev->dev, | |
3125 | "failed to setup mbx interrupt\n"); | |
3126 | qlcnic_clr_all_drv_state(adapter, 1); | |
3127 | clear_bit(__QLCNIC_AER, &adapter->state); | |
3128 | goto done; | |
3129 | } | |
3130 | } | |
451724c8 SC |
3131 | |
3132 | if (netif_running(netdev)) { | |
3133 | err = qlcnic_attach(adapter); | |
3134 | if (err) { | |
21854f02 | 3135 | qlcnic_clr_all_drv_state(adapter, 1); |
451724c8 SC |
3136 | clear_bit(__QLCNIC_AER, &adapter->state); |
3137 | netif_device_attach(netdev); | |
3138 | return err; | |
3139 | } | |
3140 | ||
3141 | err = qlcnic_up(adapter, netdev); | |
3142 | if (err) | |
3143 | goto done; | |
3144 | ||
aec1e845 | 3145 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); |
451724c8 SC |
3146 | } |
3147 | done: | |
3148 | netif_device_attach(netdev); | |
3149 | return err; | |
3150 | } | |
3151 | ||
3152 | static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev, | |
3153 | pci_channel_state_t state) | |
3154 | { | |
3155 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); | |
3156 | struct net_device *netdev = adapter->netdev; | |
3157 | ||
3158 | if (state == pci_channel_io_perm_failure) | |
3159 | return PCI_ERS_RESULT_DISCONNECT; | |
3160 | ||
3161 | if (state == pci_channel_io_normal) | |
3162 | return PCI_ERS_RESULT_RECOVERED; | |
3163 | ||
3164 | set_bit(__QLCNIC_AER, &adapter->state); | |
3165 | netif_device_detach(netdev); | |
3166 | ||
3167 | cancel_delayed_work_sync(&adapter->fw_work); | |
3168 | ||
3169 | if (netif_running(netdev)) | |
3170 | qlcnic_down(adapter, netdev); | |
3171 | ||
13159183 | 3172 | if (qlcnic_83xx_check(adapter)) { |
13159183 | 3173 | qlcnic_83xx_free_mbx_intr(adapter); |
3d73b5fd JK |
3174 | qlcnic_83xx_register_nic_idc_func(adapter, 0); |
3175 | cancel_delayed_work_sync(&adapter->idc_aen_work); | |
13159183 SC |
3176 | } |
3177 | ||
451724c8 SC |
3178 | qlcnic_detach(adapter); |
3179 | qlcnic_teardown_intr(adapter); | |
3180 | ||
3181 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
3182 | ||
3183 | pci_save_state(pdev); | |
3184 | pci_disable_device(pdev); | |
3185 | ||
3186 | return PCI_ERS_RESULT_NEED_RESET; | |
3187 | } | |
3188 | ||
3189 | static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev) | |
3190 | { | |
3191 | return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT : | |
3192 | PCI_ERS_RESULT_RECOVERED; | |
3193 | } | |
3194 | ||
3195 | static void qlcnic_io_resume(struct pci_dev *pdev) | |
3196 | { | |
a15ebd37 | 3197 | u32 state; |
451724c8 SC |
3198 | struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); |
3199 | ||
3200 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
a15ebd37 HM |
3201 | state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); |
3202 | if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER, | |
3203 | &adapter->state)) | |
451724c8 SC |
3204 | qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, |
3205 | FW_POLL_DELAY); | |
3206 | } | |
3207 | ||
87eb743b AC |
3208 | static int |
3209 | qlcnicvf_start_firmware(struct qlcnic_adapter *adapter) | |
3210 | { | |
3211 | int err; | |
3212 | ||
3213 | err = qlcnic_can_start_firmware(adapter); | |
3214 | if (err) | |
3215 | return err; | |
3216 | ||
78f84e1a AKS |
3217 | err = qlcnic_check_npar_opertional(adapter); |
3218 | if (err) | |
3219 | return err; | |
3c4b23b1 | 3220 | |
174240a8 RB |
3221 | err = qlcnic_initialize_nic(adapter); |
3222 | if (err) | |
3223 | return err; | |
3224 | ||
87eb743b AC |
3225 | qlcnic_check_options(adapter); |
3226 | ||
7373373d RB |
3227 | err = qlcnic_set_eswitch_port_config(adapter); |
3228 | if (err) | |
3229 | return err; | |
3230 | ||
87eb743b AC |
3231 | adapter->need_fw_reset = 0; |
3232 | ||
3233 | return err; | |
3234 | } | |
3235 | ||
319ecf12 | 3236 | int qlcnic_validate_max_rss(u8 max_hw, u8 val) |
f94bc1e7 | 3237 | { |
319ecf12 SC |
3238 | u32 max_allowed; |
3239 | ||
3240 | if (max_hw > QLC_MAX_SDS_RINGS) { | |
3241 | max_hw = QLC_MAX_SDS_RINGS; | |
3242 | pr_info("max rss reset to %d\n", QLC_MAX_SDS_RINGS); | |
f94bc1e7 SC |
3243 | } |
3244 | ||
319ecf12 SC |
3245 | max_allowed = rounddown_pow_of_two(min_t(int, max_hw, |
3246 | num_online_cpus())); | |
3247 | if ((val > max_allowed) || (val < 2) || !is_power_of_2(val)) { | |
3248 | pr_info("rss_ring valid range [2 - %x] in powers of 2\n", | |
3249 | max_allowed); | |
f94bc1e7 SC |
3250 | return -EINVAL; |
3251 | } | |
3252 | return 0; | |
f94bc1e7 SC |
3253 | } |
3254 | ||
319ecf12 | 3255 | int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data, size_t len) |
f94bc1e7 | 3256 | { |
13159183 | 3257 | int err; |
f94bc1e7 | 3258 | struct net_device *netdev = adapter->netdev; |
f94bc1e7 | 3259 | |
319ecf12 SC |
3260 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) |
3261 | return -EBUSY; | |
3262 | ||
f94bc1e7 SC |
3263 | netif_device_detach(netdev); |
3264 | if (netif_running(netdev)) | |
3265 | __qlcnic_down(adapter, netdev); | |
13159183 | 3266 | |
7dd90cf1 SC |
3267 | qlcnic_detach(adapter); |
3268 | ||
3269 | if (qlcnic_83xx_check(adapter)) | |
13159183 | 3270 | qlcnic_83xx_free_mbx_intr(adapter); |
13159183 | 3271 | |
f94bc1e7 | 3272 | qlcnic_teardown_intr(adapter); |
319ecf12 | 3273 | err = qlcnic_setup_intr(adapter, data); |
9a97e705 M |
3274 | if (err) { |
3275 | kfree(adapter->msix_entries); | |
3276 | netdev_err(netdev, "failed to setup interrupt\n"); | |
3277 | return err; | |
3278 | } | |
f94bc1e7 | 3279 | |
13159183 | 3280 | if (qlcnic_83xx_check(adapter)) { |
d5fcff04 HM |
3281 | /* register for NIC IDC AEN Events */ |
3282 | qlcnic_83xx_register_nic_idc_func(adapter, 1); | |
13159183 SC |
3283 | err = qlcnic_83xx_setup_mbx_intr(adapter); |
3284 | if (err) { | |
3285 | dev_err(&adapter->pdev->dev, | |
3286 | "failed to setup mbx interrupt\n"); | |
3287 | goto done; | |
3288 | } | |
f94bc1e7 SC |
3289 | } |
3290 | ||
3291 | if (netif_running(netdev)) { | |
3292 | err = qlcnic_attach(adapter); | |
3293 | if (err) | |
3294 | goto done; | |
3295 | err = __qlcnic_up(adapter, netdev); | |
3296 | if (err) | |
3297 | goto done; | |
3298 | qlcnic_restore_indev_addr(netdev, NETDEV_UP); | |
3299 | } | |
319ecf12 | 3300 | err = len; |
f94bc1e7 SC |
3301 | done: |
3302 | netif_device_attach(netdev); | |
3303 | clear_bit(__QLCNIC_RESETTING, &adapter->state); | |
3304 | return err; | |
3305 | } | |
3306 | ||
af19b491 AKS |
3307 | #ifdef CONFIG_INET |
3308 | ||
3309 | #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops) | |
3310 | ||
af19b491 | 3311 | static void |
aec1e845 AKS |
3312 | qlcnic_config_indev_addr(struct qlcnic_adapter *adapter, |
3313 | struct net_device *dev, unsigned long event) | |
af19b491 AKS |
3314 | { |
3315 | struct in_device *indev; | |
af19b491 | 3316 | |
af19b491 AKS |
3317 | indev = in_dev_get(dev); |
3318 | if (!indev) | |
3319 | return; | |
3320 | ||
3321 | for_ifa(indev) { | |
3322 | switch (event) { | |
3323 | case NETDEV_UP: | |
3324 | qlcnic_config_ipaddr(adapter, | |
3325 | ifa->ifa_address, QLCNIC_IP_UP); | |
3326 | break; | |
3327 | case NETDEV_DOWN: | |
3328 | qlcnic_config_ipaddr(adapter, | |
3329 | ifa->ifa_address, QLCNIC_IP_DOWN); | |
3330 | break; | |
3331 | default: | |
3332 | break; | |
3333 | } | |
3334 | } endfor_ifa(indev); | |
3335 | ||
3336 | in_dev_put(indev); | |
af19b491 AKS |
3337 | } |
3338 | ||
319ecf12 | 3339 | void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event) |
aec1e845 AKS |
3340 | { |
3341 | struct qlcnic_adapter *adapter = netdev_priv(netdev); | |
3342 | struct net_device *dev; | |
3343 | u16 vid; | |
3344 | ||
3345 | qlcnic_config_indev_addr(adapter, netdev, event); | |
3346 | ||
43c00a75 | 3347 | rcu_read_lock(); |
b9796a14 | 3348 | for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) { |
223bb15e | 3349 | dev = __vlan_find_dev_deep(netdev, vid); |
aec1e845 AKS |
3350 | if (!dev) |
3351 | continue; | |
aec1e845 AKS |
3352 | qlcnic_config_indev_addr(adapter, dev, event); |
3353 | } | |
43c00a75 | 3354 | rcu_read_unlock(); |
aec1e845 AKS |
3355 | } |
3356 | ||
af19b491 AKS |
3357 | static int qlcnic_netdev_event(struct notifier_block *this, |
3358 | unsigned long event, void *ptr) | |
3359 | { | |
3360 | struct qlcnic_adapter *adapter; | |
3361 | struct net_device *dev = (struct net_device *)ptr; | |
3362 | ||
3363 | recheck: | |
3364 | if (dev == NULL) | |
3365 | goto done; | |
3366 | ||
3367 | if (dev->priv_flags & IFF_802_1Q_VLAN) { | |
3368 | dev = vlan_dev_real_dev(dev); | |
3369 | goto recheck; | |
3370 | } | |
3371 | ||
3372 | if (!is_qlcnic_netdev(dev)) | |
3373 | goto done; | |
3374 | ||
3375 | adapter = netdev_priv(dev); | |
3376 | ||
3377 | if (!adapter) | |
3378 | goto done; | |
3379 | ||
8a15ad1f | 3380 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
af19b491 AKS |
3381 | goto done; |
3382 | ||
aec1e845 | 3383 | qlcnic_config_indev_addr(adapter, dev, event); |
af19b491 AKS |
3384 | done: |
3385 | return NOTIFY_DONE; | |
3386 | } | |
3387 | ||
3388 | static int | |
3389 | qlcnic_inetaddr_event(struct notifier_block *this, | |
3390 | unsigned long event, void *ptr) | |
3391 | { | |
3392 | struct qlcnic_adapter *adapter; | |
3393 | struct net_device *dev; | |
3394 | ||
3395 | struct in_ifaddr *ifa = (struct in_ifaddr *)ptr; | |
3396 | ||
3397 | dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL; | |
3398 | ||
3399 | recheck: | |
aec1e845 | 3400 | if (dev == NULL) |
af19b491 AKS |
3401 | goto done; |
3402 | ||
3403 | if (dev->priv_flags & IFF_802_1Q_VLAN) { | |
3404 | dev = vlan_dev_real_dev(dev); | |
3405 | goto recheck; | |
3406 | } | |
3407 | ||
3408 | if (!is_qlcnic_netdev(dev)) | |
3409 | goto done; | |
3410 | ||
3411 | adapter = netdev_priv(dev); | |
3412 | ||
251a84c9 | 3413 | if (!adapter) |
af19b491 AKS |
3414 | goto done; |
3415 | ||
8a15ad1f | 3416 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) |
af19b491 AKS |
3417 | goto done; |
3418 | ||
3419 | switch (event) { | |
3420 | case NETDEV_UP: | |
3421 | qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP); | |
13159183 | 3422 | |
af19b491 AKS |
3423 | break; |
3424 | case NETDEV_DOWN: | |
3425 | qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN); | |
13159183 | 3426 | |
af19b491 AKS |
3427 | break; |
3428 | default: | |
3429 | break; | |
3430 | } | |
3431 | ||
3432 | done: | |
3433 | return NOTIFY_DONE; | |
3434 | } | |
3435 | ||
3436 | static struct notifier_block qlcnic_netdev_cb = { | |
3437 | .notifier_call = qlcnic_netdev_event, | |
3438 | }; | |
3439 | ||
3440 | static struct notifier_block qlcnic_inetaddr_cb = { | |
3441 | .notifier_call = qlcnic_inetaddr_event, | |
3442 | }; | |
3443 | #else | |
f8ca2b6f | 3444 | void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event) |
af19b491 AKS |
3445 | { } |
3446 | #endif | |
fec9dd15 | 3447 | static const struct pci_error_handlers qlcnic_err_handler = { |
451724c8 SC |
3448 | .error_detected = qlcnic_io_error_detected, |
3449 | .slot_reset = qlcnic_io_slot_reset, | |
3450 | .resume = qlcnic_io_resume, | |
3451 | }; | |
af19b491 AKS |
3452 | |
3453 | static struct pci_driver qlcnic_driver = { | |
3454 | .name = qlcnic_driver_name, | |
3455 | .id_table = qlcnic_pci_tbl, | |
3456 | .probe = qlcnic_probe, | |
6bb58bb0 | 3457 | .remove = qlcnic_remove, |
af19b491 AKS |
3458 | #ifdef CONFIG_PM |
3459 | .suspend = qlcnic_suspend, | |
3460 | .resume = qlcnic_resume, | |
3461 | #endif | |
451724c8 | 3462 | .shutdown = qlcnic_shutdown, |
02feda17 RB |
3463 | .err_handler = &qlcnic_err_handler, |
3464 | #ifdef CONFIG_QLCNIC_SRIOV | |
3465 | .sriov_configure = qlcnic_pci_sriov_configure, | |
3466 | #endif | |
451724c8 | 3467 | |
af19b491 AKS |
3468 | }; |
3469 | ||
3470 | static int __init qlcnic_init_module(void) | |
3471 | { | |
0cf3a14c | 3472 | int ret; |
af19b491 AKS |
3473 | |
3474 | printk(KERN_INFO "%s\n", qlcnic_driver_string); | |
3475 | ||
3476 | #ifdef CONFIG_INET | |
3477 | register_netdevice_notifier(&qlcnic_netdev_cb); | |
3478 | register_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
3479 | #endif | |
3480 | ||
0cf3a14c AKS |
3481 | ret = pci_register_driver(&qlcnic_driver); |
3482 | if (ret) { | |
3483 | #ifdef CONFIG_INET | |
3484 | unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
3485 | unregister_netdevice_notifier(&qlcnic_netdev_cb); | |
3486 | #endif | |
3487 | } | |
af19b491 | 3488 | |
0cf3a14c | 3489 | return ret; |
af19b491 AKS |
3490 | } |
3491 | ||
3492 | module_init(qlcnic_init_module); | |
3493 | ||
3494 | static void __exit qlcnic_exit_module(void) | |
3495 | { | |
af19b491 AKS |
3496 | pci_unregister_driver(&qlcnic_driver); |
3497 | ||
3498 | #ifdef CONFIG_INET | |
3499 | unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); | |
3500 | unregister_netdevice_notifier(&qlcnic_netdev_cb); | |
3501 | #endif | |
3502 | } | |
3503 | ||
3504 | module_exit(qlcnic_exit_module); |