2 * QLogic qlcnic NIC Driver
3 * Copyright (c) 2009-2013 QLogic Corporation
5 * See LICENSE.qlcnic for copyright and licensing details.
8 #include <linux/vmalloc.h>
9 #include <linux/interrupt.h>
12 #include "qlcnic_sriov.h"
13 #include "qlcnic_hw.h"
15 #include <linux/swab.h>
16 #include <linux/dma-mapping.h>
17 #include <linux/if_vlan.h>
19 #include <linux/ipv6.h>
20 #include <linux/inetdevice.h>
21 #include <linux/aer.h>
22 #include <linux/log2.h>
23 #include <linux/pci.h>
25 MODULE_DESCRIPTION("QLogic 1/10 GbE Converged/Intelligent Ethernet Driver");
26 MODULE_LICENSE("GPL");
27 MODULE_VERSION(QLCNIC_LINUX_VERSIONID
);
28 MODULE_FIRMWARE(QLCNIC_UNIFIED_ROMIMAGE_NAME
);
30 char qlcnic_driver_name
[] = "qlcnic";
31 static const char qlcnic_driver_string
[] = "QLogic 1/10 GbE "
32 "Converged/Intelligent Ethernet Driver v" QLCNIC_LINUX_VERSIONID
;
34 static int qlcnic_mac_learn
;
35 module_param(qlcnic_mac_learn
, int, 0444);
36 MODULE_PARM_DESC(qlcnic_mac_learn
,
37 "Mac Filter (0=learning is disabled, 1=Driver learning is enabled, 2=FDB learning is enabled)");
39 int qlcnic_use_msi
= 1;
40 MODULE_PARM_DESC(use_msi
, "MSI interrupt (0=disabled, 1=enabled)");
41 module_param_named(use_msi
, qlcnic_use_msi
, int, 0444);
43 int qlcnic_use_msi_x
= 1;
44 MODULE_PARM_DESC(use_msi_x
, "MSI-X interrupt (0=disabled, 1=enabled)");
45 module_param_named(use_msi_x
, qlcnic_use_msi_x
, int, 0444);
47 int qlcnic_auto_fw_reset
= 1;
48 MODULE_PARM_DESC(auto_fw_reset
, "Auto firmware reset (0=disabled, 1=enabled)");
49 module_param_named(auto_fw_reset
, qlcnic_auto_fw_reset
, int, 0644);
51 int qlcnic_load_fw_file
;
52 MODULE_PARM_DESC(load_fw_file
, "Load firmware from (0=flash, 1=file)");
53 module_param_named(load_fw_file
, qlcnic_load_fw_file
, int, 0444);
55 int qlcnic_config_npars
;
56 module_param(qlcnic_config_npars
, int, 0444);
57 MODULE_PARM_DESC(qlcnic_config_npars
, "Configure NPARs (0=disabled, 1=enabled)");
59 static int qlcnic_probe(struct pci_dev
*pdev
, const struct pci_device_id
*ent
);
60 static void qlcnic_remove(struct pci_dev
*pdev
);
61 static int qlcnic_open(struct net_device
*netdev
);
62 static int qlcnic_close(struct net_device
*netdev
);
63 static void qlcnic_tx_timeout(struct net_device
*netdev
);
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
);
67 #ifdef CONFIG_NET_POLL_CONTROLLER
68 static void qlcnic_poll_controller(struct net_device
*netdev
);
71 static void qlcnic_idc_debug_info(struct qlcnic_adapter
*adapter
, u8 encoding
);
72 static void qlcnic_clr_all_drv_state(struct qlcnic_adapter
*adapter
, u8
);
73 static int qlcnic_can_start_firmware(struct qlcnic_adapter
*adapter
);
75 static irqreturn_t
qlcnic_tmp_intr(int irq
, void *data
);
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
);
79 static irqreturn_t
qlcnic_msix_tx_intr(int irq
, void *data
);
81 static struct net_device_stats
*qlcnic_get_stats(struct net_device
*netdev
);
82 static int qlcnic_start_firmware(struct qlcnic_adapter
*);
84 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter
*adapter
);
85 static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter
*);
86 static int qlcnicvf_start_firmware(struct qlcnic_adapter
*);
87 static int qlcnic_vlan_rx_add(struct net_device
*, __be16
, u16
);
88 static int qlcnic_vlan_rx_del(struct net_device
*, __be16
, u16
);
90 static u32
qlcnic_vlan_tx_check(struct qlcnic_adapter
*adapter
)
92 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
94 if (adapter
->pdev
->device
== PCI_DEVICE_ID_QLOGIC_QLE824X
)
95 return ahw
->capabilities
& QLCNIC_FW_CAPABILITY_FVLANTX
;
100 /* PCI Device ID Table */
101 #define ENTRY(device) \
102 {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \
103 .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0}
105 static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl
) = {
106 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X
),
107 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X
),
108 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE834X
),
112 MODULE_DEVICE_TABLE(pci
, qlcnic_pci_tbl
);
115 inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring
*tx_ring
)
117 writel(tx_ring
->producer
, tx_ring
->crb_cmd_producer
);
120 static const u32 msi_tgt_status
[8] = {
121 ISR_INT_TARGET_STATUS
, ISR_INT_TARGET_STATUS_F1
,
122 ISR_INT_TARGET_STATUS_F2
, ISR_INT_TARGET_STATUS_F3
,
123 ISR_INT_TARGET_STATUS_F4
, ISR_INT_TARGET_STATUS_F5
,
124 ISR_INT_TARGET_STATUS_F6
, ISR_INT_TARGET_STATUS_F7
127 static const u32 qlcnic_reg_tbl
[] = {
128 0x1B20A8, /* PEG_HALT_STAT1 */
129 0x1B20AC, /* PEG_HALT_STAT2 */
130 0x1B20B0, /* FW_HEARTBEAT */
131 0x1B2100, /* LOCK ID */
132 0x1B2128, /* FW_CAPABILITIES */
133 0x1B2138, /* drv active */
134 0x1B2140, /* dev state */
135 0x1B2144, /* drv state */
136 0x1B2148, /* drv scratch */
137 0x1B214C, /* dev partition info */
138 0x1B2174, /* drv idc ver */
139 0x1B2150, /* fw version major */
140 0x1B2154, /* fw version minor */
141 0x1B2158, /* fw version sub */
142 0x1B219C, /* npar state */
143 0x1B21FC, /* FW_IMG_VALID */
144 0x1B2250, /* CMD_PEG_STATE */
145 0x1B233C, /* RCV_PEG_STATE */
146 0x1B23B4, /* ASIC TEMP */
147 0x1B216C, /* FW api */
148 0x1B2170, /* drv op mode */
149 0x13C010, /* flash lock */
150 0x13C014, /* flash unlock */
153 static const struct qlcnic_board_info qlcnic_boards
[] = {
154 { PCI_VENDOR_ID_QLOGIC
,
155 PCI_DEVICE_ID_QLOGIC_QLE834X
,
156 PCI_VENDOR_ID_QLOGIC
,
158 "8300 Series Dual Port 10GbE Converged Network Adapter "
159 "(TCP/IP Networking)" },
160 { PCI_VENDOR_ID_QLOGIC
,
161 PCI_DEVICE_ID_QLOGIC_QLE834X
,
162 PCI_VENDOR_ID_QLOGIC
,
164 "8300 Series Single Port 10GbE Converged Network Adapter "
165 "(TCP/IP Networking)" },
166 { PCI_VENDOR_ID_QLOGIC
,
167 PCI_DEVICE_ID_QLOGIC_QLE834X
,
168 PCI_VENDOR_ID_QLOGIC
,
170 "8300 Series Dual Port 10GbE Converged Network Adapter "
171 "(TCP/IP Networking)" },
172 { PCI_VENDOR_ID_QLOGIC
,
173 PCI_DEVICE_ID_QLOGIC_QLE834X
,
174 PCI_VENDOR_ID_QLOGIC
,
176 "8300 Series Dual Port 10GbE Converged Network Adapter "
177 "(TCP/IP Networking)" },
178 { PCI_VENDOR_ID_QLOGIC
,
179 PCI_DEVICE_ID_QLOGIC_QLE834X
,
180 PCI_VENDOR_ID_QLOGIC
,
182 "8300 Series Dual Port 10GbE Converged Network Adapter "
183 "(TCP/IP Networking)" },
184 { PCI_VENDOR_ID_QLOGIC
,
185 PCI_DEVICE_ID_QLOGIC_QLE834X
,
186 PCI_VENDOR_ID_QLOGIC
,
188 "8300 Series Dual Port 10GbE Converged Network Adapter "
189 "(TCP/IP Networking)" },
190 { PCI_VENDOR_ID_QLOGIC
,
191 PCI_DEVICE_ID_QLOGIC_QLE834X
,
192 PCI_VENDOR_ID_QLOGIC
,
194 "8300 Series Dual Port 10GbE Converged Network Adapter "
195 "(TCP/IP Networking)" },
196 { PCI_VENDOR_ID_QLOGIC
,
197 PCI_DEVICE_ID_QLOGIC_QLE834X
,
198 PCI_VENDOR_ID_QLOGIC
,
200 "8300 Series Single Port 10GbE Converged Network Adapter "
201 "(TCP/IP Networking)" },
202 { PCI_VENDOR_ID_QLOGIC
,
203 PCI_DEVICE_ID_QLOGIC_QLE834X
,
204 PCI_VENDOR_ID_QLOGIC
,
206 "8300 Series Dual Port 10GbE Converged Network Adapter "
207 "(TCP/IP Networking)" },
208 { PCI_VENDOR_ID_QLOGIC
,
209 PCI_DEVICE_ID_QLOGIC_QLE834X
,
210 PCI_VENDOR_ID_QLOGIC
,
212 "8300 Series Dual Port 10GbE Converged Network Adapter "
213 "(TCP/IP Networking)" },
214 { PCI_VENDOR_ID_QLOGIC
,
215 PCI_DEVICE_ID_QLOGIC_QLE834X
,
216 0x0, 0x0, "8300 Series 1/10GbE Controller" },
217 { PCI_VENDOR_ID_QLOGIC
,
218 PCI_DEVICE_ID_QLOGIC_QLE824X
,
219 PCI_VENDOR_ID_QLOGIC
,
221 "8200 Series Single Port 10GbE Converged Network Adapter"
222 "(TCP/IP Networking)" },
223 { PCI_VENDOR_ID_QLOGIC
,
224 PCI_DEVICE_ID_QLOGIC_QLE824X
,
225 PCI_VENDOR_ID_QLOGIC
,
227 "8200 Series Dual Port 10GbE Converged Network Adapter"
228 "(TCP/IP Networking)" },
229 { PCI_VENDOR_ID_QLOGIC
,
230 PCI_DEVICE_ID_QLOGIC_QLE824X
,
231 PCI_VENDOR_ID_QLOGIC
,
233 "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter" },
234 { PCI_VENDOR_ID_QLOGIC
,
235 PCI_DEVICE_ID_QLOGIC_QLE824X
,
236 PCI_VENDOR_ID_QLOGIC
,
238 "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter" },
239 { PCI_VENDOR_ID_QLOGIC
,
240 PCI_DEVICE_ID_QLOGIC_QLE824X
,
241 PCI_VENDOR_ID_QLOGIC
,
243 "3200 Series Single Port 10Gb Intelligent Ethernet Adapter" },
244 { PCI_VENDOR_ID_QLOGIC
,
245 PCI_DEVICE_ID_QLOGIC_QLE824X
,
247 "NC523SFP 10Gb 2-port Server Adapter" },
248 { PCI_VENDOR_ID_QLOGIC
,
249 PCI_DEVICE_ID_QLOGIC_QLE824X
,
251 "CN1000Q Dual Port Converged Network Adapter" },
252 { PCI_VENDOR_ID_QLOGIC
,
253 PCI_DEVICE_ID_QLOGIC_QLE824X
,
254 PCI_VENDOR_ID_QLOGIC
,
256 "QME8242-k 10GbE Dual Port Mezzanine Card" },
257 { PCI_VENDOR_ID_QLOGIC
,
258 PCI_DEVICE_ID_QLOGIC_QLE824X
,
259 0x0, 0x0, "cLOM8214 1/10GbE Controller" },
262 #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards)
263 #define QLC_MAX_SDS_RINGS 8
266 struct qlcnic_legacy_intr_set legacy_intr
[] = QLCNIC_LEGACY_INTR_CONFIG
;
268 int qlcnic_alloc_sds_rings(struct qlcnic_recv_context
*recv_ctx
, int count
)
270 int size
= sizeof(struct qlcnic_host_sds_ring
) * count
;
272 recv_ctx
->sds_rings
= kzalloc(size
, GFP_KERNEL
);
274 return recv_ctx
->sds_rings
== NULL
;
277 void qlcnic_free_sds_rings(struct qlcnic_recv_context
*recv_ctx
)
279 if (recv_ctx
->sds_rings
!= NULL
)
280 kfree(recv_ctx
->sds_rings
);
282 recv_ctx
->sds_rings
= NULL
;
285 int qlcnic_read_mac_addr(struct qlcnic_adapter
*adapter
)
287 u8 mac_addr
[ETH_ALEN
];
288 struct net_device
*netdev
= adapter
->netdev
;
289 struct pci_dev
*pdev
= adapter
->pdev
;
291 if (qlcnic_get_mac_address(adapter
, mac_addr
) != 0)
294 memcpy(netdev
->dev_addr
, mac_addr
, ETH_ALEN
);
295 memcpy(adapter
->mac_addr
, netdev
->dev_addr
, netdev
->addr_len
);
297 /* set station address */
299 if (!is_valid_ether_addr(netdev
->dev_addr
))
300 dev_warn(&pdev
->dev
, "Bad MAC address %pM.\n",
306 static void qlcnic_delete_adapter_mac(struct qlcnic_adapter
*adapter
)
308 struct qlcnic_mac_list_s
*cur
;
309 struct list_head
*head
;
311 list_for_each(head
, &adapter
->mac_list
) {
312 cur
= list_entry(head
, struct qlcnic_mac_list_s
, list
);
313 if (!memcmp(adapter
->mac_addr
, cur
->mac_addr
, ETH_ALEN
)) {
314 qlcnic_sre_macaddr_change(adapter
, cur
->mac_addr
,
316 list_del(&cur
->list
);
323 static int qlcnic_set_mac(struct net_device
*netdev
, void *p
)
325 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
326 struct sockaddr
*addr
= p
;
328 if (qlcnic_sriov_vf_check(adapter
))
331 if ((adapter
->flags
& QLCNIC_MAC_OVERRIDE_DISABLED
))
334 if (!is_valid_ether_addr(addr
->sa_data
))
337 if (!memcmp(adapter
->mac_addr
, addr
->sa_data
, ETH_ALEN
))
340 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
)) {
341 netif_device_detach(netdev
);
342 qlcnic_napi_disable(adapter
);
345 qlcnic_delete_adapter_mac(adapter
);
346 memcpy(adapter
->mac_addr
, addr
->sa_data
, netdev
->addr_len
);
347 memcpy(netdev
->dev_addr
, addr
->sa_data
, netdev
->addr_len
);
348 qlcnic_set_multi(adapter
->netdev
);
350 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
)) {
351 netif_device_attach(netdev
);
352 qlcnic_napi_enable(adapter
);
357 static int qlcnic_fdb_del(struct ndmsg
*ndm
, struct nlattr
*tb
[],
358 struct net_device
*netdev
, const unsigned char *addr
)
360 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
361 int err
= -EOPNOTSUPP
;
363 if (!adapter
->fdb_mac_learn
)
364 return ndo_dflt_fdb_del(ndm
, tb
, netdev
, addr
);
366 if (adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) {
367 if (is_unicast_ether_addr(addr
))
368 err
= qlcnic_nic_del_mac(adapter
, addr
);
369 else if (is_multicast_ether_addr(addr
))
370 err
= dev_mc_del(netdev
, addr
);
377 static int qlcnic_fdb_add(struct ndmsg
*ndm
, struct nlattr
*tb
[],
378 struct net_device
*netdev
,
379 const unsigned char *addr
, u16 flags
)
381 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
384 if (!adapter
->fdb_mac_learn
)
385 return ndo_dflt_fdb_add(ndm
, tb
, netdev
, addr
, flags
);
387 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
)) {
388 pr_info("%s: FDB e-switch is not enabled\n", __func__
);
392 if (ether_addr_equal(addr
, adapter
->mac_addr
))
395 if (is_unicast_ether_addr(addr
))
396 err
= qlcnic_nic_add_mac(adapter
, addr
, 0);
397 else if (is_multicast_ether_addr(addr
))
398 err
= dev_mc_add_excl(netdev
, addr
);
405 static int qlcnic_fdb_dump(struct sk_buff
*skb
, struct netlink_callback
*ncb
,
406 struct net_device
*netdev
, int idx
)
408 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
410 if (!adapter
->fdb_mac_learn
)
411 return ndo_dflt_fdb_dump(skb
, ncb
, netdev
, idx
);
413 if (adapter
->flags
& QLCNIC_ESWITCH_ENABLED
)
414 idx
= ndo_dflt_fdb_dump(skb
, ncb
, netdev
, idx
);
419 static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter
*adapter
)
421 while (test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
))
422 usleep_range(10000, 11000);
424 cancel_delayed_work_sync(&adapter
->fw_work
);
427 static const struct net_device_ops qlcnic_netdev_ops
= {
428 .ndo_open
= qlcnic_open
,
429 .ndo_stop
= qlcnic_close
,
430 .ndo_start_xmit
= qlcnic_xmit_frame
,
431 .ndo_get_stats
= qlcnic_get_stats
,
432 .ndo_validate_addr
= eth_validate_addr
,
433 .ndo_set_rx_mode
= qlcnic_set_multi
,
434 .ndo_set_mac_address
= qlcnic_set_mac
,
435 .ndo_change_mtu
= qlcnic_change_mtu
,
436 .ndo_fix_features
= qlcnic_fix_features
,
437 .ndo_set_features
= qlcnic_set_features
,
438 .ndo_tx_timeout
= qlcnic_tx_timeout
,
439 .ndo_vlan_rx_add_vid
= qlcnic_vlan_rx_add
,
440 .ndo_vlan_rx_kill_vid
= qlcnic_vlan_rx_del
,
441 .ndo_fdb_add
= qlcnic_fdb_add
,
442 .ndo_fdb_del
= qlcnic_fdb_del
,
443 .ndo_fdb_dump
= qlcnic_fdb_dump
,
444 #ifdef CONFIG_NET_POLL_CONTROLLER
445 .ndo_poll_controller
= qlcnic_poll_controller
,
447 #ifdef CONFIG_QLCNIC_SRIOV
448 .ndo_set_vf_mac
= qlcnic_sriov_set_vf_mac
,
449 .ndo_set_vf_tx_rate
= qlcnic_sriov_set_vf_tx_rate
,
450 .ndo_get_vf_config
= qlcnic_sriov_get_vf_config
,
451 .ndo_set_vf_vlan
= qlcnic_sriov_set_vf_vlan
,
455 static const struct net_device_ops qlcnic_netdev_failed_ops
= {
456 .ndo_open
= qlcnic_open
,
459 static struct qlcnic_nic_template qlcnic_ops
= {
460 .config_bridged_mode
= qlcnic_config_bridged_mode
,
461 .config_led
= qlcnic_82xx_config_led
,
462 .start_firmware
= qlcnic_82xx_start_firmware
,
463 .request_reset
= qlcnic_82xx_dev_request_reset
,
464 .cancel_idc_work
= qlcnic_82xx_cancel_idc_work
,
465 .napi_add
= qlcnic_82xx_napi_add
,
466 .napi_del
= qlcnic_82xx_napi_del
,
467 .config_ipaddr
= qlcnic_82xx_config_ipaddr
,
468 .clear_legacy_intr
= qlcnic_82xx_clear_legacy_intr
,
471 struct qlcnic_nic_template qlcnic_vf_ops
= {
472 .config_bridged_mode
= qlcnicvf_config_bridged_mode
,
473 .config_led
= qlcnicvf_config_led
,
474 .start_firmware
= qlcnicvf_start_firmware
477 static struct qlcnic_hardware_ops qlcnic_hw_ops
= {
478 .read_crb
= qlcnic_82xx_read_crb
,
479 .write_crb
= qlcnic_82xx_write_crb
,
480 .read_reg
= qlcnic_82xx_hw_read_wx_2M
,
481 .write_reg
= qlcnic_82xx_hw_write_wx_2M
,
482 .get_mac_address
= qlcnic_82xx_get_mac_address
,
483 .setup_intr
= qlcnic_82xx_setup_intr
,
484 .alloc_mbx_args
= qlcnic_82xx_alloc_mbx_args
,
485 .mbx_cmd
= qlcnic_82xx_issue_cmd
,
486 .get_func_no
= qlcnic_82xx_get_func_no
,
487 .api_lock
= qlcnic_82xx_api_lock
,
488 .api_unlock
= qlcnic_82xx_api_unlock
,
489 .add_sysfs
= qlcnic_82xx_add_sysfs
,
490 .remove_sysfs
= qlcnic_82xx_remove_sysfs
,
491 .process_lb_rcv_ring_diag
= qlcnic_82xx_process_rcv_ring_diag
,
492 .create_rx_ctx
= qlcnic_82xx_fw_cmd_create_rx_ctx
,
493 .create_tx_ctx
= qlcnic_82xx_fw_cmd_create_tx_ctx
,
494 .del_rx_ctx
= qlcnic_82xx_fw_cmd_del_rx_ctx
,
495 .del_tx_ctx
= qlcnic_82xx_fw_cmd_del_tx_ctx
,
496 .setup_link_event
= qlcnic_82xx_linkevent_request
,
497 .get_nic_info
= qlcnic_82xx_get_nic_info
,
498 .get_pci_info
= qlcnic_82xx_get_pci_info
,
499 .set_nic_info
= qlcnic_82xx_set_nic_info
,
500 .change_macvlan
= qlcnic_82xx_sre_macaddr_change
,
501 .napi_enable
= qlcnic_82xx_napi_enable
,
502 .napi_disable
= qlcnic_82xx_napi_disable
,
503 .config_intr_coal
= qlcnic_82xx_config_intr_coalesce
,
504 .config_rss
= qlcnic_82xx_config_rss
,
505 .config_hw_lro
= qlcnic_82xx_config_hw_lro
,
506 .config_loopback
= qlcnic_82xx_set_lb_mode
,
507 .clear_loopback
= qlcnic_82xx_clear_lb_mode
,
508 .config_promisc_mode
= qlcnic_82xx_nic_set_promisc
,
509 .change_l2_filter
= qlcnic_82xx_change_filter
,
510 .get_board_info
= qlcnic_82xx_get_board_info
,
511 .free_mac_list
= qlcnic_82xx_free_mac_list
,
514 int qlcnic_enable_msix(struct qlcnic_adapter
*adapter
, u32 num_msix
)
516 struct pci_dev
*pdev
= adapter
->pdev
;
518 int max_tx_rings
, tx_vector
;
520 if (adapter
->flags
& QLCNIC_TX_INTR_SHARED
) {
524 max_tx_rings
= adapter
->max_drv_tx_rings
;
528 if (!adapter
->msix_entries
) {
529 adapter
->msix_entries
= kcalloc(num_msix
,
530 sizeof(struct msix_entry
),
532 if (!adapter
->msix_entries
)
536 adapter
->max_sds_rings
= 1;
537 adapter
->flags
&= ~(QLCNIC_MSI_ENABLED
| QLCNIC_MSIX_ENABLED
);
539 if (adapter
->ahw
->msix_supported
) {
541 for (i
= 0; i
< num_msix
; i
++)
542 adapter
->msix_entries
[i
].entry
= i
;
543 err
= pci_enable_msix(pdev
, adapter
->msix_entries
, num_msix
);
545 adapter
->flags
|= QLCNIC_MSIX_ENABLED
;
546 if (qlcnic_83xx_check(adapter
)) {
547 adapter
->ahw
->num_msix
= num_msix
;
548 /* subtract mail box and tx ring vectors */
549 adapter
->max_sds_rings
= num_msix
-
552 adapter
->max_sds_rings
= num_msix
;
554 dev_info(&pdev
->dev
, "using msi-x interrupts\n");
556 } else if (err
> 0) {
558 "Unable to allocate %d MSI-X interrupt vectors\n",
560 if (qlcnic_83xx_check(adapter
)) {
561 if (err
< (QLC_83XX_MINIMUM_VECTOR
- tx_vector
))
563 err
-= (max_tx_rings
+ 1);
564 num_msix
= rounddown_pow_of_two(err
);
565 num_msix
+= (max_tx_rings
+ 1);
567 num_msix
= rounddown_pow_of_two(err
);
572 "Trying to allocate %d MSI-X interrupt vectors\n",
578 "Unable to allocate %d MSI-X interrupt vectors\n",
586 static int qlcnic_enable_msi_legacy(struct qlcnic_adapter
*adapter
)
589 u32 offset
, mask_reg
;
590 const struct qlcnic_legacy_intr_set
*legacy_intrp
;
591 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
592 struct pci_dev
*pdev
= adapter
->pdev
;
594 if (qlcnic_use_msi
&& !pci_enable_msi(pdev
)) {
595 adapter
->flags
|= QLCNIC_MSI_ENABLED
;
596 offset
= msi_tgt_status
[adapter
->ahw
->pci_func
];
597 adapter
->tgt_status_reg
= qlcnic_get_ioaddr(adapter
->ahw
,
599 dev_info(&pdev
->dev
, "using msi interrupts\n");
600 adapter
->msix_entries
[0].vector
= pdev
->irq
;
603 if (qlcnic_use_msi
|| qlcnic_use_msi_x
)
606 legacy_intrp
= &legacy_intr
[adapter
->ahw
->pci_func
];
607 adapter
->ahw
->int_vec_bit
= legacy_intrp
->int_vec_bit
;
608 offset
= legacy_intrp
->tgt_status_reg
;
609 adapter
->tgt_status_reg
= qlcnic_get_ioaddr(ahw
, offset
);
610 mask_reg
= legacy_intrp
->tgt_mask_reg
;
611 adapter
->tgt_mask_reg
= qlcnic_get_ioaddr(ahw
, mask_reg
);
612 adapter
->isr_int_vec
= qlcnic_get_ioaddr(ahw
, ISR_INT_VECTOR
);
613 adapter
->crb_int_state_reg
= qlcnic_get_ioaddr(ahw
, ISR_INT_STATE_REG
);
614 dev_info(&pdev
->dev
, "using legacy interrupts\n");
615 adapter
->msix_entries
[0].vector
= pdev
->irq
;
619 int qlcnic_82xx_setup_intr(struct qlcnic_adapter
*adapter
, u8 num_intr
)
621 int num_msix
, err
= 0;
624 num_intr
= QLCNIC_DEF_NUM_STS_DESC_RINGS
;
626 if (adapter
->ahw
->msix_supported
)
627 num_msix
= rounddown_pow_of_two(min_t(int, num_online_cpus(),
632 err
= qlcnic_enable_msix(adapter
, num_msix
);
633 if (err
== -ENOMEM
|| !err
)
636 err
= qlcnic_enable_msi_legacy(adapter
);
643 void qlcnic_teardown_intr(struct qlcnic_adapter
*adapter
)
645 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
)
646 pci_disable_msix(adapter
->pdev
);
647 if (adapter
->flags
& QLCNIC_MSI_ENABLED
)
648 pci_disable_msi(adapter
->pdev
);
650 kfree(adapter
->msix_entries
);
651 adapter
->msix_entries
= NULL
;
653 if (adapter
->ahw
->intr_tbl
) {
654 vfree(adapter
->ahw
->intr_tbl
);
655 adapter
->ahw
->intr_tbl
= NULL
;
659 static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context
*ahw
)
661 if (ahw
->pci_base0
!= NULL
)
662 iounmap(ahw
->pci_base0
);
665 static int qlcnic_get_act_pci_func(struct qlcnic_adapter
*adapter
)
667 struct qlcnic_pci_info
*pci_info
;
670 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
)) {
671 switch (adapter
->ahw
->port_type
) {
673 adapter
->ahw
->act_pci_func
= QLCNIC_NIU_MAX_GBE_PORTS
;
676 adapter
->ahw
->act_pci_func
= QLCNIC_NIU_MAX_XG_PORTS
;
682 if (adapter
->ahw
->op_mode
== QLCNIC_MGMT_FUNC
)
685 pci_info
= kcalloc(QLCNIC_MAX_PCI_FUNC
, sizeof(*pci_info
), GFP_KERNEL
);
689 ret
= qlcnic_get_pci_info(adapter
, pci_info
);
694 int qlcnic_init_pci_info(struct qlcnic_adapter
*adapter
)
696 struct qlcnic_pci_info
*pci_info
;
697 int i
, ret
= 0, j
= 0;
701 pci_info
= kcalloc(QLCNIC_MAX_PCI_FUNC
, sizeof(*pci_info
), GFP_KERNEL
);
705 ret
= qlcnic_get_pci_info(adapter
, pci_info
);
709 act_pci_func
= adapter
->ahw
->act_pci_func
;
711 adapter
->npars
= kzalloc(sizeof(struct qlcnic_npar_info
) *
712 act_pci_func
, GFP_KERNEL
);
713 if (!adapter
->npars
) {
718 adapter
->eswitch
= kzalloc(sizeof(struct qlcnic_eswitch
) *
719 QLCNIC_NIU_MAX_XG_PORTS
, GFP_KERNEL
);
720 if (!adapter
->eswitch
) {
725 for (i
= 0; i
< QLCNIC_MAX_PCI_FUNC
; i
++) {
726 pfn
= pci_info
[i
].id
;
728 if (pfn
>= QLCNIC_MAX_PCI_FUNC
) {
729 ret
= QL_STATUS_INVALID_PARAM
;
733 if (!pci_info
[i
].active
||
734 (pci_info
[i
].type
!= QLCNIC_TYPE_NIC
))
737 adapter
->npars
[j
].pci_func
= pfn
;
738 adapter
->npars
[j
].active
= (u8
)pci_info
[i
].active
;
739 adapter
->npars
[j
].type
= (u8
)pci_info
[i
].type
;
740 adapter
->npars
[j
].phy_port
= (u8
)pci_info
[i
].default_port
;
741 adapter
->npars
[j
].min_bw
= pci_info
[i
].tx_min_bw
;
742 adapter
->npars
[j
].max_bw
= pci_info
[i
].tx_max_bw
;
746 for (i
= 0; i
< QLCNIC_NIU_MAX_XG_PORTS
; i
++) {
747 adapter
->eswitch
[i
].flags
|= QLCNIC_SWITCH_ENABLE
;
748 if (qlcnic_83xx_check(adapter
))
749 qlcnic_enable_eswitch(adapter
, i
, 1);
756 kfree(adapter
->eswitch
);
757 adapter
->eswitch
= NULL
;
759 kfree(adapter
->npars
);
760 adapter
->npars
= NULL
;
768 qlcnic_set_function_modes(struct qlcnic_adapter
*adapter
)
772 u32 data
= QLCNIC_MGMT_FUNC
;
773 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
775 ret
= qlcnic_api_lock(adapter
);
779 if (qlcnic_config_npars
) {
780 for (i
= 0; i
< ahw
->act_pci_func
; i
++) {
781 id
= adapter
->npars
[i
].pci_func
;
782 if (id
== ahw
->pci_func
)
784 data
|= (qlcnic_config_npars
&
785 QLC_DEV_SET_DRV(0xf, id
));
788 data
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_DRV_OP_MODE
);
789 data
= (data
& ~QLC_DEV_SET_DRV(0xf, ahw
->pci_func
)) |
790 (QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC
,
793 QLC_SHARED_REG_WR32(adapter
, QLCNIC_DRV_OP_MODE
, data
);
794 qlcnic_api_unlock(adapter
);
799 static void qlcnic_check_vf(struct qlcnic_adapter
*adapter
,
800 const struct pci_device_id
*ent
)
802 u32 op_mode
, priv_level
;
804 /* Determine FW API version */
805 adapter
->ahw
->fw_hal_version
= QLC_SHARED_REG_RD32(adapter
,
808 /* Find PCI function number */
809 qlcnic_get_func_no(adapter
);
811 /* Determine function privilege level */
812 op_mode
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_DRV_OP_MODE
);
813 if (op_mode
== QLC_DEV_DRV_DEFAULT
)
814 priv_level
= QLCNIC_MGMT_FUNC
;
816 priv_level
= QLC_DEV_GET_DRV(op_mode
, adapter
->ahw
->pci_func
);
818 if (priv_level
== QLCNIC_NON_PRIV_FUNC
) {
819 adapter
->ahw
->op_mode
= QLCNIC_NON_PRIV_FUNC
;
820 dev_info(&adapter
->pdev
->dev
,
821 "HAL Version: %d Non Privileged function\n",
822 adapter
->ahw
->fw_hal_version
);
823 adapter
->nic_ops
= &qlcnic_vf_ops
;
825 adapter
->nic_ops
= &qlcnic_ops
;
828 #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL
829 #define QLCNIC_83XX_BAR0_LENGTH 0x4000
830 static void qlcnic_get_bar_length(u32 dev_id
, ulong
*bar
)
833 case PCI_DEVICE_ID_QLOGIC_QLE824X
:
834 *bar
= QLCNIC_82XX_BAR0_LENGTH
;
836 case PCI_DEVICE_ID_QLOGIC_QLE834X
:
837 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X
:
838 *bar
= QLCNIC_83XX_BAR0_LENGTH
;
845 static int qlcnic_setup_pci_map(struct pci_dev
*pdev
,
846 struct qlcnic_hardware_context
*ahw
)
849 void __iomem
*mem_ptr0
= NULL
;
850 unsigned long mem_len
, pci_len0
= 0, bar0_len
;
852 /* remap phys address */
853 mem_len
= pci_resource_len(pdev
, 0);
855 qlcnic_get_bar_length(pdev
->device
, &bar0_len
);
856 if (mem_len
>= bar0_len
) {
858 mem_ptr0
= pci_ioremap_bar(pdev
, 0);
859 if (mem_ptr0
== NULL
) {
860 dev_err(&pdev
->dev
, "failed to map PCI bar 0\n");
868 dev_info(&pdev
->dev
, "%dKB memory map\n", (int)(mem_len
>> 10));
870 ahw
->pci_base0
= mem_ptr0
;
871 ahw
->pci_len0
= pci_len0
;
872 offset
= QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw
->pci_func
));
873 qlcnic_get_ioaddr(ahw
, offset
);
878 static void qlcnic_get_board_name(struct qlcnic_adapter
*adapter
, char *name
)
880 struct pci_dev
*pdev
= adapter
->pdev
;
883 for (i
= 0; i
< NUM_SUPPORTED_BOARDS
; ++i
) {
884 if (qlcnic_boards
[i
].vendor
== pdev
->vendor
&&
885 qlcnic_boards
[i
].device
== pdev
->device
&&
886 qlcnic_boards
[i
].sub_vendor
== pdev
->subsystem_vendor
&&
887 qlcnic_boards
[i
].sub_device
== pdev
->subsystem_device
) {
888 sprintf(name
, "%pM: %s" ,
890 qlcnic_boards
[i
].short_name
);
898 sprintf(name
, "%pM Gigabit Ethernet", adapter
->mac_addr
);
902 qlcnic_check_options(struct qlcnic_adapter
*adapter
)
905 u32 fw_major
, fw_minor
, fw_build
, prev_fw_version
;
906 struct pci_dev
*pdev
= adapter
->pdev
;
907 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
908 struct qlcnic_fw_dump
*fw_dump
= &ahw
->fw_dump
;
910 prev_fw_version
= adapter
->fw_version
;
912 fw_major
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_FW_VERSION_MAJOR
);
913 fw_minor
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_FW_VERSION_MINOR
);
914 fw_build
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_FW_VERSION_SUB
);
916 adapter
->fw_version
= QLCNIC_VERSION_CODE(fw_major
, fw_minor
, fw_build
);
918 err
= qlcnic_get_board_info(adapter
);
920 dev_err(&pdev
->dev
, "Error getting board config info.\n");
923 if (ahw
->op_mode
!= QLCNIC_NON_PRIV_FUNC
) {
924 if (fw_dump
->tmpl_hdr
== NULL
||
925 adapter
->fw_version
> prev_fw_version
) {
926 if (fw_dump
->tmpl_hdr
)
927 vfree(fw_dump
->tmpl_hdr
);
928 if (!qlcnic_fw_cmd_get_minidump_temp(adapter
))
930 "Supports FW dump capability\n");
934 dev_info(&pdev
->dev
, "Driver v%s, firmware v%d.%d.%d\n",
935 QLCNIC_LINUX_VERSIONID
, fw_major
, fw_minor
, fw_build
);
937 if (adapter
->ahw
->port_type
== QLCNIC_XGBE
) {
938 if (adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) {
939 adapter
->num_rxd
= DEFAULT_RCV_DESCRIPTORS_VF
;
940 adapter
->max_rxd
= MAX_RCV_DESCRIPTORS_VF
;
942 adapter
->num_rxd
= DEFAULT_RCV_DESCRIPTORS_10G
;
943 adapter
->max_rxd
= MAX_RCV_DESCRIPTORS_10G
;
946 adapter
->num_jumbo_rxd
= MAX_JUMBO_RCV_DESCRIPTORS_10G
;
947 adapter
->max_jumbo_rxd
= MAX_JUMBO_RCV_DESCRIPTORS_10G
;
949 } else if (adapter
->ahw
->port_type
== QLCNIC_GBE
) {
950 adapter
->num_rxd
= DEFAULT_RCV_DESCRIPTORS_1G
;
951 adapter
->num_jumbo_rxd
= MAX_JUMBO_RCV_DESCRIPTORS_1G
;
952 adapter
->max_jumbo_rxd
= MAX_JUMBO_RCV_DESCRIPTORS_1G
;
953 adapter
->max_rxd
= MAX_RCV_DESCRIPTORS_1G
;
956 adapter
->ahw
->msix_supported
= !!qlcnic_use_msi_x
;
958 adapter
->num_txd
= MAX_CMD_DESCRIPTORS
;
960 adapter
->max_rds_rings
= MAX_RDS_RINGS
;
964 qlcnic_initialize_nic(struct qlcnic_adapter
*adapter
)
967 struct qlcnic_info nic_info
;
969 memset(&nic_info
, 0, sizeof(struct qlcnic_info
));
970 err
= qlcnic_get_nic_info(adapter
, &nic_info
, adapter
->ahw
->pci_func
);
974 adapter
->ahw
->physical_port
= (u8
)nic_info
.phys_port
;
975 adapter
->ahw
->switch_mode
= nic_info
.switch_mode
;
976 adapter
->ahw
->max_tx_ques
= nic_info
.max_tx_ques
;
977 adapter
->ahw
->max_rx_ques
= nic_info
.max_rx_ques
;
978 adapter
->ahw
->capabilities
= nic_info
.capabilities
;
980 if (adapter
->ahw
->capabilities
& QLCNIC_FW_CAPABILITY_MORE_CAPS
) {
982 temp
= QLCRD32(adapter
, CRB_FW_CAPABILITIES_2
);
983 adapter
->ahw
->capabilities2
= temp
;
985 adapter
->ahw
->max_mac_filters
= nic_info
.max_mac_filters
;
986 adapter
->ahw
->max_mtu
= nic_info
.max_mtu
;
988 /* Disable NPAR for 83XX */
989 if (qlcnic_83xx_check(adapter
))
992 if (adapter
->ahw
->capabilities
& BIT_6
)
993 adapter
->flags
|= QLCNIC_ESWITCH_ENABLED
;
995 adapter
->flags
&= ~QLCNIC_ESWITCH_ENABLED
;
1000 void qlcnic_set_vlan_config(struct qlcnic_adapter
*adapter
,
1001 struct qlcnic_esw_func_cfg
*esw_cfg
)
1003 if (esw_cfg
->discard_tagged
)
1004 adapter
->flags
&= ~QLCNIC_TAGGING_ENABLED
;
1006 adapter
->flags
|= QLCNIC_TAGGING_ENABLED
;
1008 if (esw_cfg
->vlan_id
) {
1009 adapter
->rx_pvid
= esw_cfg
->vlan_id
;
1010 adapter
->tx_pvid
= esw_cfg
->vlan_id
;
1012 adapter
->rx_pvid
= 0;
1013 adapter
->tx_pvid
= 0;
1018 qlcnic_vlan_rx_add(struct net_device
*netdev
, __be16 proto
, u16 vid
)
1020 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1023 if (qlcnic_sriov_vf_check(adapter
)) {
1024 err
= qlcnic_sriov_cfg_vf_guest_vlan(adapter
, vid
, 1);
1027 "Cannot add VLAN filter for VLAN id %d, err=%d",
1033 set_bit(vid
, adapter
->vlans
);
1038 qlcnic_vlan_rx_del(struct net_device
*netdev
, __be16 proto
, u16 vid
)
1040 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1043 if (qlcnic_sriov_vf_check(adapter
)) {
1044 err
= qlcnic_sriov_cfg_vf_guest_vlan(adapter
, vid
, 0);
1047 "Cannot delete VLAN filter for VLAN id %d, err=%d",
1053 qlcnic_restore_indev_addr(netdev
, NETDEV_DOWN
);
1054 clear_bit(vid
, adapter
->vlans
);
1058 void qlcnic_set_eswitch_port_features(struct qlcnic_adapter
*adapter
,
1059 struct qlcnic_esw_func_cfg
*esw_cfg
)
1061 adapter
->flags
&= ~(QLCNIC_MACSPOOF
| QLCNIC_MAC_OVERRIDE_DISABLED
|
1062 QLCNIC_PROMISC_DISABLED
);
1064 if (esw_cfg
->mac_anti_spoof
)
1065 adapter
->flags
|= QLCNIC_MACSPOOF
;
1067 if (!esw_cfg
->mac_override
)
1068 adapter
->flags
|= QLCNIC_MAC_OVERRIDE_DISABLED
;
1070 if (!esw_cfg
->promisc_mode
)
1071 adapter
->flags
|= QLCNIC_PROMISC_DISABLED
;
1074 int qlcnic_set_eswitch_port_config(struct qlcnic_adapter
*adapter
)
1076 struct qlcnic_esw_func_cfg esw_cfg
;
1078 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
))
1081 esw_cfg
.pci_func
= adapter
->ahw
->pci_func
;
1082 if (qlcnic_get_eswitch_port_config(adapter
, &esw_cfg
))
1084 qlcnic_set_vlan_config(adapter
, &esw_cfg
);
1085 qlcnic_set_eswitch_port_features(adapter
, &esw_cfg
);
1086 qlcnic_set_netdev_features(adapter
, &esw_cfg
);
1091 void qlcnic_set_netdev_features(struct qlcnic_adapter
*adapter
,
1092 struct qlcnic_esw_func_cfg
*esw_cfg
)
1094 struct net_device
*netdev
= adapter
->netdev
;
1096 if (qlcnic_83xx_check(adapter
))
1099 adapter
->offload_flags
= esw_cfg
->offload_flags
;
1100 adapter
->flags
|= QLCNIC_APP_CHANGED_FLAGS
;
1101 netdev_update_features(netdev
);
1102 adapter
->flags
&= ~QLCNIC_APP_CHANGED_FLAGS
;
1106 qlcnic_check_eswitch_mode(struct qlcnic_adapter
*adapter
)
1108 u32 op_mode
, priv_level
;
1111 err
= qlcnic_initialize_nic(adapter
);
1115 if (adapter
->flags
& QLCNIC_ADAPTER_INITIALIZED
)
1118 op_mode
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_DRV_OP_MODE
);
1119 priv_level
= QLC_DEV_GET_DRV(op_mode
, adapter
->ahw
->pci_func
);
1121 if (op_mode
== QLC_DEV_DRV_DEFAULT
)
1122 priv_level
= QLCNIC_MGMT_FUNC
;
1124 priv_level
= QLC_DEV_GET_DRV(op_mode
, adapter
->ahw
->pci_func
);
1126 if (adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) {
1127 if (priv_level
== QLCNIC_MGMT_FUNC
) {
1128 adapter
->ahw
->op_mode
= QLCNIC_MGMT_FUNC
;
1129 err
= qlcnic_init_pci_info(adapter
);
1132 /* Set privilege level for other functions */
1133 qlcnic_set_function_modes(adapter
);
1134 dev_info(&adapter
->pdev
->dev
,
1135 "HAL Version: %d, Management function\n",
1136 adapter
->ahw
->fw_hal_version
);
1137 } else if (priv_level
== QLCNIC_PRIV_FUNC
) {
1138 adapter
->ahw
->op_mode
= QLCNIC_PRIV_FUNC
;
1139 dev_info(&adapter
->pdev
->dev
,
1140 "HAL Version: %d, Privileged function\n",
1141 adapter
->ahw
->fw_hal_version
);
1145 adapter
->flags
|= QLCNIC_ADAPTER_INITIALIZED
;
1150 int qlcnic_set_default_offload_settings(struct qlcnic_adapter
*adapter
)
1152 struct qlcnic_esw_func_cfg esw_cfg
;
1153 struct qlcnic_npar_info
*npar
;
1156 if (adapter
->need_fw_reset
)
1159 for (i
= 0; i
< adapter
->ahw
->act_pci_func
; i
++) {
1160 memset(&esw_cfg
, 0, sizeof(struct qlcnic_esw_func_cfg
));
1161 esw_cfg
.pci_func
= adapter
->npars
[i
].pci_func
;
1162 esw_cfg
.mac_override
= BIT_0
;
1163 esw_cfg
.promisc_mode
= BIT_0
;
1164 if (qlcnic_82xx_check(adapter
)) {
1165 esw_cfg
.offload_flags
= BIT_0
;
1166 if (QLCNIC_IS_TSO_CAPABLE(adapter
))
1167 esw_cfg
.offload_flags
|= (BIT_1
| BIT_2
);
1169 if (qlcnic_config_switch_port(adapter
, &esw_cfg
))
1171 npar
= &adapter
->npars
[i
];
1172 npar
->pvid
= esw_cfg
.vlan_id
;
1173 npar
->mac_override
= esw_cfg
.mac_override
;
1174 npar
->mac_anti_spoof
= esw_cfg
.mac_anti_spoof
;
1175 npar
->discard_tagged
= esw_cfg
.discard_tagged
;
1176 npar
->promisc_mode
= esw_cfg
.promisc_mode
;
1177 npar
->offload_flags
= esw_cfg
.offload_flags
;
1185 qlcnic_reset_eswitch_config(struct qlcnic_adapter
*adapter
,
1186 struct qlcnic_npar_info
*npar
, int pci_func
)
1188 struct qlcnic_esw_func_cfg esw_cfg
;
1189 esw_cfg
.op_mode
= QLCNIC_PORT_DEFAULTS
;
1190 esw_cfg
.pci_func
= pci_func
;
1191 esw_cfg
.vlan_id
= npar
->pvid
;
1192 esw_cfg
.mac_override
= npar
->mac_override
;
1193 esw_cfg
.discard_tagged
= npar
->discard_tagged
;
1194 esw_cfg
.mac_anti_spoof
= npar
->mac_anti_spoof
;
1195 esw_cfg
.offload_flags
= npar
->offload_flags
;
1196 esw_cfg
.promisc_mode
= npar
->promisc_mode
;
1197 if (qlcnic_config_switch_port(adapter
, &esw_cfg
))
1200 esw_cfg
.op_mode
= QLCNIC_ADD_VLAN
;
1201 if (qlcnic_config_switch_port(adapter
, &esw_cfg
))
1207 int qlcnic_reset_npar_config(struct qlcnic_adapter
*adapter
)
1210 struct qlcnic_npar_info
*npar
;
1211 struct qlcnic_info nic_info
;
1214 if (qlcnic_82xx_check(adapter
))
1215 if (!adapter
->need_fw_reset
)
1218 /* Set the NPAR config data after FW reset */
1219 for (i
= 0; i
< adapter
->ahw
->act_pci_func
; i
++) {
1220 npar
= &adapter
->npars
[i
];
1221 pci_func
= npar
->pci_func
;
1222 memset(&nic_info
, 0, sizeof(struct qlcnic_info
));
1223 err
= qlcnic_get_nic_info(adapter
, &nic_info
, pci_func
);
1226 nic_info
.min_tx_bw
= npar
->min_bw
;
1227 nic_info
.max_tx_bw
= npar
->max_bw
;
1228 err
= qlcnic_set_nic_info(adapter
, &nic_info
);
1232 if (npar
->enable_pm
) {
1233 err
= qlcnic_config_port_mirroring(adapter
,
1239 err
= qlcnic_reset_eswitch_config(adapter
, npar
, pci_func
);
1246 static int qlcnic_check_npar_opertional(struct qlcnic_adapter
*adapter
)
1248 u8 npar_opt_timeo
= QLCNIC_DEV_NPAR_OPER_TIMEO
;
1251 if (adapter
->ahw
->op_mode
== QLCNIC_MGMT_FUNC
)
1254 npar_state
= QLC_SHARED_REG_RD32(adapter
,
1255 QLCNIC_CRB_DEV_NPAR_STATE
);
1256 while (npar_state
!= QLCNIC_DEV_NPAR_OPER
&& --npar_opt_timeo
) {
1258 npar_state
= QLC_SHARED_REG_RD32(adapter
,
1259 QLCNIC_CRB_DEV_NPAR_STATE
);
1261 if (!npar_opt_timeo
) {
1262 dev_err(&adapter
->pdev
->dev
,
1263 "Waiting for NPAR state to operational timeout\n");
1270 qlcnic_set_mgmt_operations(struct qlcnic_adapter
*adapter
)
1274 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) ||
1275 adapter
->ahw
->op_mode
!= QLCNIC_MGMT_FUNC
)
1278 err
= qlcnic_set_default_offload_settings(adapter
);
1282 err
= qlcnic_reset_npar_config(adapter
);
1286 qlcnic_dev_set_npar_ready(adapter
);
1291 int qlcnic_82xx_start_firmware(struct qlcnic_adapter
*adapter
)
1295 err
= qlcnic_can_start_firmware(adapter
);
1299 goto check_fw_status
;
1301 if (qlcnic_load_fw_file
)
1302 qlcnic_request_firmware(adapter
);
1304 err
= qlcnic_check_flash_fw_ver(adapter
);
1308 adapter
->ahw
->fw_type
= QLCNIC_FLASH_ROMIMAGE
;
1311 err
= qlcnic_need_fw_reset(adapter
);
1313 goto check_fw_status
;
1315 err
= qlcnic_pinit_from_rom(adapter
);
1319 err
= qlcnic_load_firmware(adapter
);
1323 qlcnic_release_firmware(adapter
);
1324 QLCWR32(adapter
, CRB_DRIVER_VERSION
, QLCNIC_DRIVER_VERSION
);
1327 err
= qlcnic_check_fw_status(adapter
);
1331 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_READY
);
1332 qlcnic_idc_debug_info(adapter
, 1);
1333 err
= qlcnic_check_eswitch_mode(adapter
);
1335 dev_err(&adapter
->pdev
->dev
,
1336 "Memory allocation failed for eswitch\n");
1339 err
= qlcnic_set_mgmt_operations(adapter
);
1343 qlcnic_check_options(adapter
);
1344 adapter
->need_fw_reset
= 0;
1346 qlcnic_release_firmware(adapter
);
1350 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_FAILED
);
1351 dev_err(&adapter
->pdev
->dev
, "Device state set to failed\n");
1353 qlcnic_release_firmware(adapter
);
1358 qlcnic_request_irq(struct qlcnic_adapter
*adapter
)
1360 irq_handler_t handler
;
1361 struct qlcnic_host_sds_ring
*sds_ring
;
1362 struct qlcnic_host_tx_ring
*tx_ring
;
1363 int err
, ring
, num_sds_rings
;
1365 unsigned long flags
= 0;
1366 struct net_device
*netdev
= adapter
->netdev
;
1367 struct qlcnic_recv_context
*recv_ctx
= adapter
->recv_ctx
;
1369 if (adapter
->ahw
->diag_test
== QLCNIC_INTERRUPT_TEST
) {
1370 if (qlcnic_82xx_check(adapter
))
1371 handler
= qlcnic_tmp_intr
;
1372 if (!QLCNIC_IS_MSI_FAMILY(adapter
))
1373 flags
|= IRQF_SHARED
;
1376 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
)
1377 handler
= qlcnic_msix_intr
;
1378 else if (adapter
->flags
& QLCNIC_MSI_ENABLED
)
1379 handler
= qlcnic_msi_intr
;
1381 flags
|= IRQF_SHARED
;
1382 if (qlcnic_82xx_check(adapter
))
1383 handler
= qlcnic_intr
;
1385 handler
= qlcnic_83xx_intr
;
1388 adapter
->irq
= netdev
->irq
;
1390 if (adapter
->ahw
->diag_test
!= QLCNIC_LOOPBACK_TEST
) {
1391 if (qlcnic_82xx_check(adapter
) ||
1392 (qlcnic_83xx_check(adapter
) &&
1393 (adapter
->flags
& QLCNIC_MSIX_ENABLED
))) {
1394 num_sds_rings
= adapter
->max_sds_rings
;
1395 for (ring
= 0; ring
< num_sds_rings
; ring
++) {
1396 sds_ring
= &recv_ctx
->sds_rings
[ring
];
1397 if (qlcnic_82xx_check(adapter
) &&
1398 (ring
== (num_sds_rings
- 1)))
1399 snprintf(sds_ring
->name
,
1400 sizeof(sds_ring
->name
),
1401 "qlcnic-%s[Tx0+Rx%d]",
1402 netdev
->name
, ring
);
1404 snprintf(sds_ring
->name
,
1405 sizeof(sds_ring
->name
),
1407 netdev
->name
, ring
);
1408 err
= request_irq(sds_ring
->irq
, handler
, flags
,
1409 sds_ring
->name
, sds_ring
);
1414 if (qlcnic_83xx_check(adapter
) &&
1415 (adapter
->flags
& QLCNIC_MSIX_ENABLED
) &&
1416 !(adapter
->flags
& QLCNIC_TX_INTR_SHARED
)) {
1417 handler
= qlcnic_msix_tx_intr
;
1418 for (ring
= 0; ring
< adapter
->max_drv_tx_rings
;
1420 tx_ring
= &adapter
->tx_ring
[ring
];
1421 snprintf(tx_ring
->name
, sizeof(tx_ring
->name
),
1422 "qlcnic-%s[Tx%d]", netdev
->name
, ring
);
1423 err
= request_irq(tx_ring
->irq
, handler
, flags
,
1424 tx_ring
->name
, tx_ring
);
1434 qlcnic_free_irq(struct qlcnic_adapter
*adapter
)
1437 struct qlcnic_host_sds_ring
*sds_ring
;
1438 struct qlcnic_host_tx_ring
*tx_ring
;
1440 struct qlcnic_recv_context
*recv_ctx
= adapter
->recv_ctx
;
1442 if (adapter
->ahw
->diag_test
!= QLCNIC_LOOPBACK_TEST
) {
1443 if (qlcnic_82xx_check(adapter
) ||
1444 (qlcnic_83xx_check(adapter
) &&
1445 (adapter
->flags
& QLCNIC_MSIX_ENABLED
))) {
1446 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
1447 sds_ring
= &recv_ctx
->sds_rings
[ring
];
1448 free_irq(sds_ring
->irq
, sds_ring
);
1451 if (qlcnic_83xx_check(adapter
) &&
1452 !(adapter
->flags
& QLCNIC_TX_INTR_SHARED
)) {
1453 for (ring
= 0; ring
< adapter
->max_drv_tx_rings
;
1455 tx_ring
= &adapter
->tx_ring
[ring
];
1457 free_irq(tx_ring
->irq
, tx_ring
);
1463 static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter
*adapter
)
1467 if (qlcnic_82xx_check(adapter
)) {
1468 if (adapter
->ahw
->capabilities2
&
1469 QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG
)
1470 adapter
->flags
|= QLCNIC_FW_LRO_MSS_CAP
;
1472 capab
= adapter
->ahw
->capabilities
;
1473 if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab
))
1474 adapter
->flags
|= QLCNIC_FW_LRO_MSS_CAP
;
1478 int __qlcnic_up(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1481 struct qlcnic_host_rds_ring
*rds_ring
;
1483 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
1486 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
1488 if (qlcnic_set_eswitch_port_config(adapter
))
1490 qlcnic_get_lro_mss_capability(adapter
);
1492 if (qlcnic_fw_create_ctx(adapter
))
1495 for (ring
= 0; ring
< adapter
->max_rds_rings
; ring
++) {
1496 rds_ring
= &adapter
->recv_ctx
->rds_rings
[ring
];
1497 qlcnic_post_rx_buffers(adapter
, rds_ring
, ring
);
1500 qlcnic_set_multi(netdev
);
1501 qlcnic_fw_cmd_set_mtu(adapter
, netdev
->mtu
);
1503 adapter
->ahw
->linkup
= 0;
1505 if (adapter
->max_sds_rings
> 1)
1506 qlcnic_config_rss(adapter
, 1);
1508 qlcnic_config_intr_coalesce(adapter
);
1510 if (netdev
->features
& NETIF_F_LRO
)
1511 qlcnic_config_hw_lro(adapter
, QLCNIC_LRO_ENABLED
);
1513 qlcnic_napi_enable(adapter
);
1515 qlcnic_linkevent_request(adapter
, 1);
1517 adapter
->ahw
->reset_context
= 0;
1518 set_bit(__QLCNIC_DEV_UP
, &adapter
->state
);
1522 int qlcnic_up(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1527 if (netif_running(netdev
))
1528 err
= __qlcnic_up(adapter
, netdev
);
1534 void __qlcnic_down(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1536 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
1539 if (!test_and_clear_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
1542 if (qlcnic_sriov_vf_check(adapter
))
1543 qlcnic_sriov_cleanup_async_list(&adapter
->ahw
->sriov
->bc
);
1545 spin_lock(&adapter
->tx_clean_lock
);
1546 netif_carrier_off(netdev
);
1547 adapter
->ahw
->linkup
= 0;
1548 netif_tx_disable(netdev
);
1550 qlcnic_free_mac_list(adapter
);
1552 if (adapter
->fhash
.fnum
)
1553 qlcnic_delete_lb_filters(adapter
);
1555 qlcnic_nic_set_promisc(adapter
, QLCNIC_NIU_NON_PROMISC_MODE
);
1557 qlcnic_napi_disable(adapter
);
1559 qlcnic_fw_destroy_ctx(adapter
);
1560 adapter
->flags
&= ~QLCNIC_FW_LRO_MSS_CAP
;
1562 qlcnic_reset_rx_buffers_list(adapter
);
1563 qlcnic_release_tx_buffers(adapter
);
1564 spin_unlock(&adapter
->tx_clean_lock
);
1567 /* Usage: During suspend and firmware recovery module */
1569 void qlcnic_down(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1572 if (netif_running(netdev
))
1573 __qlcnic_down(adapter
, netdev
);
1579 qlcnic_attach(struct qlcnic_adapter
*adapter
)
1581 struct net_device
*netdev
= adapter
->netdev
;
1582 struct pci_dev
*pdev
= adapter
->pdev
;
1585 if (adapter
->is_up
== QLCNIC_ADAPTER_UP_MAGIC
)
1588 err
= qlcnic_napi_add(adapter
, netdev
);
1592 err
= qlcnic_alloc_sw_resources(adapter
);
1594 dev_err(&pdev
->dev
, "Error in setting sw resources\n");
1595 goto err_out_napi_del
;
1598 err
= qlcnic_alloc_hw_resources(adapter
);
1600 dev_err(&pdev
->dev
, "Error in setting hw resources\n");
1601 goto err_out_free_sw
;
1604 err
= qlcnic_request_irq(adapter
);
1606 dev_err(&pdev
->dev
, "failed to setup interrupt\n");
1607 goto err_out_free_hw
;
1610 qlcnic_create_sysfs_entries(adapter
);
1612 adapter
->is_up
= QLCNIC_ADAPTER_UP_MAGIC
;
1616 qlcnic_free_hw_resources(adapter
);
1618 qlcnic_free_sw_resources(adapter
);
1620 qlcnic_napi_del(adapter
);
1624 void qlcnic_detach(struct qlcnic_adapter
*adapter
)
1626 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
1629 qlcnic_remove_sysfs_entries(adapter
);
1631 qlcnic_free_hw_resources(adapter
);
1632 qlcnic_release_rx_buffers(adapter
);
1633 qlcnic_free_irq(adapter
);
1634 qlcnic_napi_del(adapter
);
1635 qlcnic_free_sw_resources(adapter
);
1640 void qlcnic_diag_free_res(struct net_device
*netdev
, int max_sds_rings
)
1642 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1643 struct qlcnic_host_sds_ring
*sds_ring
;
1646 clear_bit(__QLCNIC_DEV_UP
, &adapter
->state
);
1647 if (adapter
->ahw
->diag_test
== QLCNIC_INTERRUPT_TEST
) {
1648 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
1649 sds_ring
= &adapter
->recv_ctx
->sds_rings
[ring
];
1650 qlcnic_disable_int(sds_ring
);
1654 qlcnic_fw_destroy_ctx(adapter
);
1656 qlcnic_detach(adapter
);
1658 adapter
->ahw
->diag_test
= 0;
1659 adapter
->max_sds_rings
= max_sds_rings
;
1661 if (qlcnic_attach(adapter
))
1664 if (netif_running(netdev
))
1665 __qlcnic_up(adapter
, netdev
);
1667 netif_device_attach(netdev
);
1670 static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter
*adapter
)
1672 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
1675 adapter
->recv_ctx
= kzalloc(sizeof(struct qlcnic_recv_context
),
1677 if (!adapter
->recv_ctx
) {
1681 /* Initialize interrupt coalesce parameters */
1682 ahw
->coal
.flag
= QLCNIC_INTR_DEFAULT
;
1683 ahw
->coal
.type
= QLCNIC_INTR_COAL_TYPE_RX
;
1684 ahw
->coal
.rx_time_us
= QLCNIC_DEF_INTR_COALESCE_RX_TIME_US
;
1685 ahw
->coal
.rx_packets
= QLCNIC_DEF_INTR_COALESCE_RX_PACKETS
;
1686 if (qlcnic_83xx_check(adapter
)) {
1687 ahw
->coal
.tx_time_us
= QLCNIC_DEF_INTR_COALESCE_TX_TIME_US
;
1688 ahw
->coal
.tx_packets
= QLCNIC_DEF_INTR_COALESCE_TX_PACKETS
;
1691 memset(&adapter
->stats
, 0, sizeof(adapter
->stats
));
1696 static void qlcnic_free_adapter_resources(struct qlcnic_adapter
*adapter
)
1698 kfree(adapter
->recv_ctx
);
1699 adapter
->recv_ctx
= NULL
;
1701 if (adapter
->ahw
->fw_dump
.tmpl_hdr
) {
1702 vfree(adapter
->ahw
->fw_dump
.tmpl_hdr
);
1703 adapter
->ahw
->fw_dump
.tmpl_hdr
= NULL
;
1706 kfree(adapter
->ahw
->reset
.buff
);
1707 adapter
->ahw
->fw_dump
.tmpl_hdr
= NULL
;
1710 int qlcnic_diag_alloc_res(struct net_device
*netdev
, int test
)
1712 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1713 struct qlcnic_host_sds_ring
*sds_ring
;
1714 struct qlcnic_host_rds_ring
*rds_ring
;
1718 netif_device_detach(netdev
);
1720 if (netif_running(netdev
))
1721 __qlcnic_down(adapter
, netdev
);
1723 qlcnic_detach(adapter
);
1725 adapter
->max_sds_rings
= 1;
1726 adapter
->ahw
->diag_test
= test
;
1727 adapter
->ahw
->linkup
= 0;
1729 ret
= qlcnic_attach(adapter
);
1731 netif_device_attach(netdev
);
1735 ret
= qlcnic_fw_create_ctx(adapter
);
1737 qlcnic_detach(adapter
);
1738 netif_device_attach(netdev
);
1742 for (ring
= 0; ring
< adapter
->max_rds_rings
; ring
++) {
1743 rds_ring
= &adapter
->recv_ctx
->rds_rings
[ring
];
1744 qlcnic_post_rx_buffers(adapter
, rds_ring
, ring
);
1747 if (adapter
->ahw
->diag_test
== QLCNIC_INTERRUPT_TEST
) {
1748 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
1749 sds_ring
= &adapter
->recv_ctx
->sds_rings
[ring
];
1750 qlcnic_enable_int(sds_ring
);
1754 if (adapter
->ahw
->diag_test
== QLCNIC_LOOPBACK_TEST
) {
1755 adapter
->ahw
->loopback_state
= 0;
1756 qlcnic_linkevent_request(adapter
, 1);
1759 set_bit(__QLCNIC_DEV_UP
, &adapter
->state
);
1764 /* Reset context in hardware only */
1766 qlcnic_reset_hw_context(struct qlcnic_adapter
*adapter
)
1768 struct net_device
*netdev
= adapter
->netdev
;
1770 if (test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
))
1773 netif_device_detach(netdev
);
1775 qlcnic_down(adapter
, netdev
);
1777 qlcnic_up(adapter
, netdev
);
1779 netif_device_attach(netdev
);
1781 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
1782 dev_err(&adapter
->pdev
->dev
, "%s:\n", __func__
);
1787 qlcnic_reset_context(struct qlcnic_adapter
*adapter
)
1790 struct net_device
*netdev
= adapter
->netdev
;
1792 if (test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
))
1795 if (adapter
->is_up
== QLCNIC_ADAPTER_UP_MAGIC
) {
1797 netif_device_detach(netdev
);
1799 if (netif_running(netdev
))
1800 __qlcnic_down(adapter
, netdev
);
1802 qlcnic_detach(adapter
);
1804 if (netif_running(netdev
)) {
1805 err
= qlcnic_attach(adapter
);
1807 __qlcnic_up(adapter
, netdev
);
1808 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
1812 netif_device_attach(netdev
);
1815 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
1820 qlcnic_setup_netdev(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
,
1824 struct pci_dev
*pdev
= adapter
->pdev
;
1826 adapter
->rx_csum
= 1;
1827 adapter
->ahw
->mc_enabled
= 0;
1828 adapter
->ahw
->max_mc_count
= QLCNIC_MAX_MC_COUNT
;
1830 netdev
->netdev_ops
= &qlcnic_netdev_ops
;
1831 netdev
->watchdog_timeo
= QLCNIC_WATCHDOG_TIMEOUTVALUE
* HZ
;
1833 qlcnic_change_mtu(netdev
, netdev
->mtu
);
1835 if (qlcnic_sriov_vf_check(adapter
))
1836 SET_ETHTOOL_OPS(netdev
, &qlcnic_sriov_vf_ethtool_ops
);
1838 SET_ETHTOOL_OPS(netdev
, &qlcnic_ethtool_ops
);
1840 netdev
->features
|= (NETIF_F_SG
| NETIF_F_IP_CSUM
| NETIF_F_RXCSUM
|
1841 NETIF_F_IPV6_CSUM
| NETIF_F_GRO
|
1842 NETIF_F_HW_VLAN_CTAG_RX
);
1843 netdev
->vlan_features
|= (NETIF_F_SG
| NETIF_F_IP_CSUM
|
1846 if (QLCNIC_IS_TSO_CAPABLE(adapter
)) {
1847 netdev
->features
|= (NETIF_F_TSO
| NETIF_F_TSO6
);
1848 netdev
->vlan_features
|= (NETIF_F_TSO
| NETIF_F_TSO6
);
1851 if (pci_using_dac
) {
1852 netdev
->features
|= NETIF_F_HIGHDMA
;
1853 netdev
->vlan_features
|= NETIF_F_HIGHDMA
;
1856 if (qlcnic_vlan_tx_check(adapter
))
1857 netdev
->features
|= (NETIF_F_HW_VLAN_CTAG_TX
);
1859 if (qlcnic_sriov_vf_check(adapter
))
1860 netdev
->features
|= NETIF_F_HW_VLAN_CTAG_FILTER
;
1862 if (adapter
->ahw
->capabilities
& QLCNIC_FW_CAPABILITY_HW_LRO
)
1863 netdev
->features
|= NETIF_F_LRO
;
1865 netdev
->hw_features
= netdev
->features
;
1866 netdev
->irq
= adapter
->msix_entries
[0].vector
;
1868 err
= register_netdev(netdev
);
1870 dev_err(&pdev
->dev
, "failed to register net device\n");
1877 static int qlcnic_set_dma_mask(struct pci_dev
*pdev
, int *pci_using_dac
)
1879 if (!pci_set_dma_mask(pdev
, DMA_BIT_MASK(64)) &&
1880 !pci_set_consistent_dma_mask(pdev
, DMA_BIT_MASK(64)))
1882 else if (!pci_set_dma_mask(pdev
, DMA_BIT_MASK(32)) &&
1883 !pci_set_consistent_dma_mask(pdev
, DMA_BIT_MASK(32)))
1886 dev_err(&pdev
->dev
, "Unable to set DMA mask, aborting\n");
1893 void qlcnic_free_tx_rings(struct qlcnic_adapter
*adapter
)
1896 struct qlcnic_host_tx_ring
*tx_ring
;
1898 for (ring
= 0; ring
< adapter
->max_drv_tx_rings
; ring
++) {
1899 tx_ring
= &adapter
->tx_ring
[ring
];
1900 if (tx_ring
&& tx_ring
->cmd_buf_arr
!= NULL
) {
1901 vfree(tx_ring
->cmd_buf_arr
);
1902 tx_ring
->cmd_buf_arr
= NULL
;
1905 if (adapter
->tx_ring
!= NULL
)
1906 kfree(adapter
->tx_ring
);
1909 int qlcnic_alloc_tx_rings(struct qlcnic_adapter
*adapter
,
1910 struct net_device
*netdev
)
1912 int ring
, vector
, index
;
1913 struct qlcnic_host_tx_ring
*tx_ring
;
1914 struct qlcnic_cmd_buffer
*cmd_buf_arr
;
1916 tx_ring
= kcalloc(adapter
->max_drv_tx_rings
,
1917 sizeof(struct qlcnic_host_tx_ring
), GFP_KERNEL
);
1918 if (tx_ring
== NULL
)
1921 adapter
->tx_ring
= tx_ring
;
1923 for (ring
= 0; ring
< adapter
->max_drv_tx_rings
; ring
++) {
1924 tx_ring
= &adapter
->tx_ring
[ring
];
1925 tx_ring
->num_desc
= adapter
->num_txd
;
1926 tx_ring
->txq
= netdev_get_tx_queue(netdev
, ring
);
1927 cmd_buf_arr
= vzalloc(TX_BUFF_RINGSIZE(tx_ring
));
1928 if (cmd_buf_arr
== NULL
) {
1929 qlcnic_free_tx_rings(adapter
);
1932 memset(cmd_buf_arr
, 0, TX_BUFF_RINGSIZE(tx_ring
));
1933 tx_ring
->cmd_buf_arr
= cmd_buf_arr
;
1936 if (qlcnic_83xx_check(adapter
)) {
1937 for (ring
= 0; ring
< adapter
->max_drv_tx_rings
; ring
++) {
1938 tx_ring
= &adapter
->tx_ring
[ring
];
1939 tx_ring
->adapter
= adapter
;
1940 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
) {
1941 index
= adapter
->max_sds_rings
+ ring
;
1942 vector
= adapter
->msix_entries
[index
].vector
;
1943 tx_ring
->irq
= vector
;
1951 qlcnic_probe(struct pci_dev
*pdev
, const struct pci_device_id
*ent
)
1953 struct net_device
*netdev
= NULL
;
1954 struct qlcnic_adapter
*adapter
= NULL
;
1955 struct qlcnic_hardware_context
*ahw
;
1956 int err
, pci_using_dac
= -1;
1958 char board_name
[QLCNIC_MAX_BOARD_NAME_LEN
+ 19]; /* MAC + ": " + name */
1960 if (pdev
->is_virtfn
)
1963 err
= pci_enable_device(pdev
);
1967 if (!(pci_resource_flags(pdev
, 0) & IORESOURCE_MEM
)) {
1969 goto err_out_disable_pdev
;
1972 err
= qlcnic_set_dma_mask(pdev
, &pci_using_dac
);
1974 goto err_out_disable_pdev
;
1976 err
= pci_request_regions(pdev
, qlcnic_driver_name
);
1978 goto err_out_disable_pdev
;
1980 pci_set_master(pdev
);
1981 pci_enable_pcie_error_reporting(pdev
);
1983 ahw
= kzalloc(sizeof(struct qlcnic_hardware_context
), GFP_KERNEL
);
1986 goto err_out_free_res
;
1989 switch (ent
->device
) {
1990 case PCI_DEVICE_ID_QLOGIC_QLE824X
:
1991 ahw
->hw_ops
= &qlcnic_hw_ops
;
1992 ahw
->reg_tbl
= (u32
*) qlcnic_reg_tbl
;
1994 case PCI_DEVICE_ID_QLOGIC_QLE834X
:
1995 qlcnic_83xx_register_map(ahw
);
1997 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X
:
1998 qlcnic_sriov_vf_register_map(ahw
);
2001 goto err_out_free_hw_res
;
2004 err
= qlcnic_setup_pci_map(pdev
, ahw
);
2006 goto err_out_free_hw_res
;
2008 netdev
= alloc_etherdev(sizeof(struct qlcnic_adapter
));
2011 goto err_out_iounmap
;
2014 SET_NETDEV_DEV(netdev
, &pdev
->dev
);
2016 adapter
= netdev_priv(netdev
);
2017 adapter
->netdev
= netdev
;
2018 adapter
->pdev
= pdev
;
2021 adapter
->qlcnic_wq
= create_singlethread_workqueue("qlcnic");
2022 if (adapter
->qlcnic_wq
== NULL
) {
2024 dev_err(&pdev
->dev
, "Failed to create workqueue\n");
2025 goto err_out_free_netdev
;
2028 err
= qlcnic_alloc_adapter_resources(adapter
);
2030 goto err_out_free_netdev
;
2032 adapter
->dev_rst_time
= jiffies
;
2033 adapter
->ahw
->revision_id
= pdev
->revision
;
2034 if (qlcnic_mac_learn
== FDB_MAC_LEARN
)
2035 adapter
->fdb_mac_learn
= true;
2036 else if (qlcnic_mac_learn
== DRV_MAC_LEARN
)
2037 adapter
->drv_mac_learn
= true;
2038 adapter
->max_drv_tx_rings
= 1;
2040 rwlock_init(&adapter
->ahw
->crb_lock
);
2041 mutex_init(&adapter
->ahw
->mem_lock
);
2043 spin_lock_init(&adapter
->tx_clean_lock
);
2044 INIT_LIST_HEAD(&adapter
->mac_list
);
2046 if (qlcnic_82xx_check(adapter
)) {
2047 qlcnic_check_vf(adapter
, ent
);
2048 adapter
->portnum
= adapter
->ahw
->pci_func
;
2049 err
= qlcnic_start_firmware(adapter
);
2051 dev_err(&pdev
->dev
, "Loading fw failed.Please Reboot\n");
2052 goto err_out_free_hw
;
2055 err
= qlcnic_setup_idc_param(adapter
);
2057 goto err_out_free_hw
;
2059 adapter
->flags
|= QLCNIC_NEED_FLR
;
2060 } else if (qlcnic_83xx_check(adapter
)) {
2061 qlcnic_83xx_check_vf(adapter
, ent
);
2062 adapter
->portnum
= adapter
->ahw
->pci_func
;
2063 err
= qlcnic_83xx_init(adapter
, pci_using_dac
);
2065 dev_err(&pdev
->dev
, "%s: failed\n", __func__
);
2066 goto err_out_free_hw
;
2068 if (qlcnic_sriov_vf_check(adapter
))
2072 "%s: failed. Please Reboot\n", __func__
);
2073 goto err_out_free_hw
;
2076 if (qlcnic_read_mac_addr(adapter
))
2077 dev_warn(&pdev
->dev
, "failed to read mac addr\n");
2079 if (adapter
->portnum
== 0) {
2080 qlcnic_get_board_name(adapter
, board_name
);
2082 pr_info("%s: %s Board Chip rev 0x%x\n",
2083 module_name(THIS_MODULE
),
2084 board_name
, adapter
->ahw
->revision_id
);
2087 if (qlcnic_83xx_check(adapter
) && !qlcnic_use_msi_x
&&
2089 dev_warn(&pdev
->dev
,
2090 "83xx adapter do not support MSI interrupts\n");
2092 err
= qlcnic_setup_intr(adapter
, 0);
2094 dev_err(&pdev
->dev
, "Failed to setup interrupt\n");
2095 goto err_out_disable_msi
;
2098 if (qlcnic_83xx_check(adapter
)) {
2099 err
= qlcnic_83xx_setup_mbx_intr(adapter
);
2101 goto err_out_disable_msi
;
2104 err
= qlcnic_get_act_pci_func(adapter
);
2106 goto err_out_disable_mbx_intr
;
2108 err
= qlcnic_setup_netdev(adapter
, netdev
, pci_using_dac
);
2110 goto err_out_disable_mbx_intr
;
2112 if (qlcnic_82xx_check(adapter
)) {
2113 if (ahw
->capabilities
& QLCNIC_FW_CAPABILITY_MORE_CAPS
) {
2114 capab2
= QLCRD32(adapter
, CRB_FW_CAPABILITIES_2
);
2115 if (capab2
& QLCNIC_FW_CAPABILITY_2_OCBB
)
2116 qlcnic_fw_cmd_set_drv_version(adapter
);
2120 pci_set_drvdata(pdev
, adapter
);
2122 if (qlcnic_82xx_check(adapter
))
2123 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
,
2126 switch (adapter
->ahw
->port_type
) {
2128 dev_info(&adapter
->pdev
->dev
, "%s: GbE port initialized\n",
2129 adapter
->netdev
->name
);
2132 dev_info(&adapter
->pdev
->dev
, "%s: XGbE port initialized\n",
2133 adapter
->netdev
->name
);
2137 if (adapter
->drv_mac_learn
)
2138 qlcnic_alloc_lb_filters_mem(adapter
);
2140 qlcnic_add_sysfs(adapter
);
2144 err_out_disable_mbx_intr
:
2145 if (qlcnic_83xx_check(adapter
))
2146 qlcnic_83xx_free_mbx_intr(adapter
);
2148 err_out_disable_msi
:
2149 qlcnic_teardown_intr(adapter
);
2150 qlcnic_cancel_idc_work(adapter
);
2151 qlcnic_clr_all_drv_state(adapter
, 0);
2154 qlcnic_free_adapter_resources(adapter
);
2156 err_out_free_netdev
:
2157 free_netdev(netdev
);
2160 qlcnic_cleanup_pci_map(ahw
);
2162 err_out_free_hw_res
:
2166 pci_release_regions(pdev
);
2168 err_out_disable_pdev
:
2169 pci_set_drvdata(pdev
, NULL
);
2170 pci_disable_device(pdev
);
2174 static void qlcnic_remove(struct pci_dev
*pdev
)
2176 struct qlcnic_adapter
*adapter
;
2177 struct net_device
*netdev
;
2178 struct qlcnic_hardware_context
*ahw
;
2180 adapter
= pci_get_drvdata(pdev
);
2181 if (adapter
== NULL
)
2184 netdev
= adapter
->netdev
;
2185 qlcnic_sriov_pf_disable(adapter
);
2187 qlcnic_cancel_idc_work(adapter
);
2190 unregister_netdev(netdev
);
2191 qlcnic_sriov_cleanup(adapter
);
2193 if (qlcnic_83xx_check(adapter
)) {
2194 qlcnic_83xx_free_mbx_intr(adapter
);
2195 qlcnic_83xx_register_nic_idc_func(adapter
, 0);
2196 cancel_delayed_work_sync(&adapter
->idc_aen_work
);
2199 qlcnic_detach(adapter
);
2201 if (adapter
->npars
!= NULL
)
2202 kfree(adapter
->npars
);
2203 if (adapter
->eswitch
!= NULL
)
2204 kfree(adapter
->eswitch
);
2206 if (qlcnic_82xx_check(adapter
))
2207 qlcnic_clr_all_drv_state(adapter
, 0);
2209 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
2211 qlcnic_free_lb_filters_mem(adapter
);
2213 qlcnic_teardown_intr(adapter
);
2215 qlcnic_remove_sysfs(adapter
);
2217 qlcnic_cleanup_pci_map(adapter
->ahw
);
2219 qlcnic_release_firmware(adapter
);
2221 pci_disable_pcie_error_reporting(pdev
);
2222 pci_release_regions(pdev
);
2223 pci_disable_device(pdev
);
2224 pci_set_drvdata(pdev
, NULL
);
2226 if (adapter
->qlcnic_wq
) {
2227 destroy_workqueue(adapter
->qlcnic_wq
);
2228 adapter
->qlcnic_wq
= NULL
;
2230 qlcnic_free_adapter_resources(adapter
);
2232 free_netdev(netdev
);
2234 static int __qlcnic_shutdown(struct pci_dev
*pdev
)
2236 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
2237 struct net_device
*netdev
= adapter
->netdev
;
2240 netif_device_detach(netdev
);
2242 qlcnic_cancel_idc_work(adapter
);
2244 if (netif_running(netdev
))
2245 qlcnic_down(adapter
, netdev
);
2247 qlcnic_sriov_cleanup(adapter
);
2248 if (qlcnic_82xx_check(adapter
))
2249 qlcnic_clr_all_drv_state(adapter
, 0);
2251 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
2253 retval
= pci_save_state(pdev
);
2256 if (qlcnic_82xx_check(adapter
)) {
2257 if (qlcnic_wol_supported(adapter
)) {
2258 pci_enable_wake(pdev
, PCI_D3cold
, 1);
2259 pci_enable_wake(pdev
, PCI_D3hot
, 1);
2266 static void qlcnic_shutdown(struct pci_dev
*pdev
)
2268 if (__qlcnic_shutdown(pdev
))
2271 pci_disable_device(pdev
);
2276 qlcnic_suspend(struct pci_dev
*pdev
, pm_message_t state
)
2280 retval
= __qlcnic_shutdown(pdev
);
2284 pci_set_power_state(pdev
, pci_choose_state(pdev
, state
));
2289 qlcnic_resume(struct pci_dev
*pdev
)
2291 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
2292 struct net_device
*netdev
= adapter
->netdev
;
2295 err
= pci_enable_device(pdev
);
2299 pci_set_power_state(pdev
, PCI_D0
);
2300 pci_set_master(pdev
);
2301 pci_restore_state(pdev
);
2303 err
= qlcnic_start_firmware(adapter
);
2305 dev_err(&pdev
->dev
, "failed to start firmware\n");
2309 if (netif_running(netdev
)) {
2310 err
= qlcnic_up(adapter
, netdev
);
2314 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
2317 netif_device_attach(netdev
);
2318 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
, FW_POLL_DELAY
);
2323 static int qlcnic_open(struct net_device
*netdev
)
2325 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2328 netif_carrier_off(netdev
);
2330 err
= qlcnic_attach(adapter
);
2334 err
= __qlcnic_up(adapter
, netdev
);
2338 netif_start_queue(netdev
);
2343 qlcnic_detach(adapter
);
2348 * qlcnic_close - Disables a network interface entry point
2350 static int qlcnic_close(struct net_device
*netdev
)
2352 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2354 __qlcnic_down(adapter
, netdev
);
2359 void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter
*adapter
)
2363 struct net_device
*netdev
= adapter
->netdev
;
2364 u32 filter_size
= 0;
2365 u16 act_pci_func
= 0;
2367 if (adapter
->fhash
.fmax
&& adapter
->fhash
.fhead
)
2370 act_pci_func
= adapter
->ahw
->act_pci_func
;
2371 spin_lock_init(&adapter
->mac_learn_lock
);
2372 spin_lock_init(&adapter
->rx_mac_learn_lock
);
2374 if (qlcnic_82xx_check(adapter
)) {
2375 filter_size
= QLCNIC_LB_MAX_FILTERS
;
2376 adapter
->fhash
.fbucket_size
= QLCNIC_LB_BUCKET_SIZE
;
2378 filter_size
= QLC_83XX_LB_MAX_FILTERS
;
2379 adapter
->fhash
.fbucket_size
= QLC_83XX_LB_BUCKET_SIZE
;
2382 head
= kcalloc(adapter
->fhash
.fbucket_size
,
2383 sizeof(struct hlist_head
), GFP_ATOMIC
);
2388 adapter
->fhash
.fmax
= (filter_size
/ act_pci_func
);
2389 adapter
->fhash
.fhead
= head
;
2391 netdev_info(netdev
, "active nic func = %d, mac filter size=%d\n",
2392 act_pci_func
, adapter
->fhash
.fmax
);
2394 for (i
= 0; i
< adapter
->fhash
.fbucket_size
; i
++)
2395 INIT_HLIST_HEAD(&adapter
->fhash
.fhead
[i
]);
2397 adapter
->rx_fhash
.fbucket_size
= adapter
->fhash
.fbucket_size
;
2399 head
= kcalloc(adapter
->rx_fhash
.fbucket_size
,
2400 sizeof(struct hlist_head
), GFP_ATOMIC
);
2405 adapter
->rx_fhash
.fmax
= (filter_size
/ act_pci_func
);
2406 adapter
->rx_fhash
.fhead
= head
;
2408 for (i
= 0; i
< adapter
->rx_fhash
.fbucket_size
; i
++)
2409 INIT_HLIST_HEAD(&adapter
->rx_fhash
.fhead
[i
]);
2412 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter
*adapter
)
2414 if (adapter
->fhash
.fmax
&& adapter
->fhash
.fhead
)
2415 kfree(adapter
->fhash
.fhead
);
2417 adapter
->fhash
.fhead
= NULL
;
2418 adapter
->fhash
.fmax
= 0;
2420 if (adapter
->rx_fhash
.fmax
&& adapter
->rx_fhash
.fhead
)
2421 kfree(adapter
->rx_fhash
.fhead
);
2423 adapter
->rx_fhash
.fmax
= 0;
2424 adapter
->rx_fhash
.fhead
= NULL
;
2427 int qlcnic_check_temp(struct qlcnic_adapter
*adapter
)
2429 struct net_device
*netdev
= adapter
->netdev
;
2430 u32 temp_state
, temp_val
, temp
= 0;
2433 if (qlcnic_83xx_check(adapter
))
2434 temp
= QLCRDX(adapter
->ahw
, QLC_83XX_ASIC_TEMP
);
2436 if (qlcnic_82xx_check(adapter
))
2437 temp
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_ASIC_TEMP
);
2439 temp_state
= qlcnic_get_temp_state(temp
);
2440 temp_val
= qlcnic_get_temp_val(temp
);
2442 if (temp_state
== QLCNIC_TEMP_PANIC
) {
2443 dev_err(&netdev
->dev
,
2444 "Device temperature %d degrees C exceeds"
2445 " maximum allowed. Hardware has been shut down.\n",
2448 } else if (temp_state
== QLCNIC_TEMP_WARN
) {
2449 if (adapter
->ahw
->temp
== QLCNIC_TEMP_NORMAL
) {
2450 dev_err(&netdev
->dev
,
2451 "Device temperature %d degrees C "
2452 "exceeds operating range."
2453 " Immediate action needed.\n",
2457 if (adapter
->ahw
->temp
== QLCNIC_TEMP_WARN
) {
2458 dev_info(&netdev
->dev
,
2459 "Device temperature is now %d degrees C"
2460 " in normal range.\n", temp_val
);
2463 adapter
->ahw
->temp
= temp_state
;
2467 static void qlcnic_tx_timeout(struct net_device
*netdev
)
2469 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2471 if (test_bit(__QLCNIC_RESETTING
, &adapter
->state
))
2474 if (++adapter
->tx_timeo_cnt
>= QLCNIC_MAX_TX_TIMEOUTS
) {
2475 netdev_info(netdev
, "Tx timeout, reset the adapter.\n");
2476 if (qlcnic_82xx_check(adapter
))
2477 adapter
->need_fw_reset
= 1;
2478 else if (qlcnic_83xx_check(adapter
))
2479 qlcnic_83xx_idc_request_reset(adapter
,
2480 QLCNIC_FORCE_FW_DUMP_KEY
);
2482 netdev_info(netdev
, "Tx timeout, reset adapter context.\n");
2483 adapter
->ahw
->reset_context
= 1;
2487 static struct net_device_stats
*qlcnic_get_stats(struct net_device
*netdev
)
2489 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2490 struct net_device_stats
*stats
= &netdev
->stats
;
2492 stats
->rx_packets
= adapter
->stats
.rx_pkts
+ adapter
->stats
.lro_pkts
;
2493 stats
->tx_packets
= adapter
->stats
.xmitfinished
;
2494 stats
->rx_bytes
= adapter
->stats
.rxbytes
+ adapter
->stats
.lrobytes
;
2495 stats
->tx_bytes
= adapter
->stats
.txbytes
;
2496 stats
->rx_dropped
= adapter
->stats
.rxdropped
;
2497 stats
->tx_dropped
= adapter
->stats
.txdropped
;
2502 irqreturn_t
qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter
*adapter
)
2506 status
= readl(adapter
->isr_int_vec
);
2508 if (!(status
& adapter
->ahw
->int_vec_bit
))
2511 /* check interrupt state machine, to be sure */
2512 status
= readl(adapter
->crb_int_state_reg
);
2513 if (!ISR_LEGACY_INT_TRIGGERED(status
))
2516 writel(0xffffffff, adapter
->tgt_status_reg
);
2517 /* read twice to ensure write is flushed */
2518 readl(adapter
->isr_int_vec
);
2519 readl(adapter
->isr_int_vec
);
2524 static irqreturn_t
qlcnic_tmp_intr(int irq
, void *data
)
2526 struct qlcnic_host_sds_ring
*sds_ring
= data
;
2527 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
2529 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
)
2531 else if (adapter
->flags
& QLCNIC_MSI_ENABLED
) {
2532 writel(0xffffffff, adapter
->tgt_status_reg
);
2536 if (qlcnic_clear_legacy_intr(adapter
) == IRQ_NONE
)
2540 adapter
->ahw
->diag_cnt
++;
2541 qlcnic_enable_int(sds_ring
);
2545 static irqreturn_t
qlcnic_intr(int irq
, void *data
)
2547 struct qlcnic_host_sds_ring
*sds_ring
= data
;
2548 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
2550 if (qlcnic_clear_legacy_intr(adapter
) == IRQ_NONE
)
2553 napi_schedule(&sds_ring
->napi
);
2558 static irqreturn_t
qlcnic_msi_intr(int irq
, void *data
)
2560 struct qlcnic_host_sds_ring
*sds_ring
= data
;
2561 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
2563 /* clear interrupt */
2564 writel(0xffffffff, adapter
->tgt_status_reg
);
2566 napi_schedule(&sds_ring
->napi
);
2570 static irqreturn_t
qlcnic_msix_intr(int irq
, void *data
)
2572 struct qlcnic_host_sds_ring
*sds_ring
= data
;
2574 napi_schedule(&sds_ring
->napi
);
2578 static irqreturn_t
qlcnic_msix_tx_intr(int irq
, void *data
)
2580 struct qlcnic_host_tx_ring
*tx_ring
= data
;
2582 napi_schedule(&tx_ring
->napi
);
2586 #ifdef CONFIG_NET_POLL_CONTROLLER
2587 static void qlcnic_poll_controller(struct net_device
*netdev
)
2590 struct qlcnic_host_sds_ring
*sds_ring
;
2591 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2592 struct qlcnic_recv_context
*recv_ctx
= adapter
->recv_ctx
;
2594 disable_irq(adapter
->irq
);
2595 for (ring
= 0; ring
< adapter
->max_sds_rings
; ring
++) {
2596 sds_ring
= &recv_ctx
->sds_rings
[ring
];
2597 qlcnic_intr(adapter
->irq
, sds_ring
);
2599 enable_irq(adapter
->irq
);
2604 qlcnic_idc_debug_info(struct qlcnic_adapter
*adapter
, u8 encoding
)
2608 val
= adapter
->portnum
& 0xf;
2609 val
|= encoding
<< 7;
2610 val
|= (jiffies
- adapter
->dev_rst_time
) << 8;
2612 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_SCRATCH
, val
);
2613 adapter
->dev_rst_time
= jiffies
;
2617 qlcnic_set_drv_state(struct qlcnic_adapter
*adapter
, u8 state
)
2621 WARN_ON(state
!= QLCNIC_DEV_NEED_RESET
&&
2622 state
!= QLCNIC_DEV_NEED_QUISCENT
);
2624 if (qlcnic_api_lock(adapter
))
2627 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2629 if (state
== QLCNIC_DEV_NEED_RESET
)
2630 QLC_DEV_SET_RST_RDY(val
, adapter
->portnum
);
2631 else if (state
== QLCNIC_DEV_NEED_QUISCENT
)
2632 QLC_DEV_SET_QSCNT_RDY(val
, adapter
->portnum
);
2634 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2636 qlcnic_api_unlock(adapter
);
2642 qlcnic_clr_drv_state(struct qlcnic_adapter
*adapter
)
2646 if (qlcnic_api_lock(adapter
))
2649 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2650 QLC_DEV_CLR_RST_QSCNT(val
, adapter
->portnum
);
2651 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2653 qlcnic_api_unlock(adapter
);
2659 qlcnic_clr_all_drv_state(struct qlcnic_adapter
*adapter
, u8 failed
)
2663 if (qlcnic_api_lock(adapter
))
2666 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_ACTIVE
);
2667 QLC_DEV_CLR_REF_CNT(val
, adapter
->portnum
);
2668 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_ACTIVE
, val
);
2671 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
2673 dev_info(&adapter
->pdev
->dev
,
2674 "Device state set to Failed. Please Reboot\n");
2675 } else if (!(val
& 0x11111111))
2676 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
2679 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2680 QLC_DEV_CLR_RST_QSCNT(val
, adapter
->portnum
);
2681 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2683 qlcnic_api_unlock(adapter
);
2685 adapter
->fw_fail_cnt
= 0;
2686 adapter
->flags
&= ~QLCNIC_FW_HANG
;
2687 clear_bit(__QLCNIC_START_FW
, &adapter
->state
);
2688 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
2691 /* Grab api lock, before checking state */
2693 qlcnic_check_drv_state(struct qlcnic_adapter
*adapter
)
2695 int act
, state
, active_mask
;
2696 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
2698 state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2699 act
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_ACTIVE
);
2701 if (adapter
->flags
& QLCNIC_FW_RESET_OWNER
) {
2702 active_mask
= (~(1 << (ahw
->pci_func
* 4)));
2703 act
= act
& active_mask
;
2706 if (((state
& 0x11111111) == (act
& 0x11111111)) ||
2707 ((act
& 0x11111111) == ((state
>> 1) & 0x11111111)))
2713 static int qlcnic_check_idc_ver(struct qlcnic_adapter
*adapter
)
2715 u32 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_IDC_VER
);
2717 if (val
!= QLCNIC_DRV_IDC_VER
) {
2718 dev_warn(&adapter
->pdev
->dev
, "IDC Version mismatch, driver's"
2719 " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER
, val
);
2726 qlcnic_can_start_firmware(struct qlcnic_adapter
*adapter
)
2728 u32 val
, prev_state
;
2729 u8 dev_init_timeo
= adapter
->dev_init_timeo
;
2730 u8 portnum
= adapter
->portnum
;
2733 if (test_and_clear_bit(__QLCNIC_START_FW
, &adapter
->state
))
2736 if (qlcnic_api_lock(adapter
))
2739 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_ACTIVE
);
2740 if (!(val
& (1 << (portnum
* 4)))) {
2741 QLC_DEV_SET_REF_CNT(val
, portnum
);
2742 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_ACTIVE
, val
);
2745 prev_state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2746 QLCDB(adapter
, HW
, "Device state = %u\n", prev_state
);
2748 switch (prev_state
) {
2749 case QLCNIC_DEV_COLD
:
2750 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
2751 QLCNIC_DEV_INITIALIZING
);
2752 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_IDC_VER
,
2753 QLCNIC_DRV_IDC_VER
);
2754 qlcnic_idc_debug_info(adapter
, 0);
2755 qlcnic_api_unlock(adapter
);
2758 case QLCNIC_DEV_READY
:
2759 ret
= qlcnic_check_idc_ver(adapter
);
2760 qlcnic_api_unlock(adapter
);
2763 case QLCNIC_DEV_NEED_RESET
:
2764 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2765 QLC_DEV_SET_RST_RDY(val
, portnum
);
2766 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2769 case QLCNIC_DEV_NEED_QUISCENT
:
2770 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2771 QLC_DEV_SET_QSCNT_RDY(val
, portnum
);
2772 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2775 case QLCNIC_DEV_FAILED
:
2776 dev_err(&adapter
->pdev
->dev
, "Device in failed state.\n");
2777 qlcnic_api_unlock(adapter
);
2780 case QLCNIC_DEV_INITIALIZING
:
2781 case QLCNIC_DEV_QUISCENT
:
2785 qlcnic_api_unlock(adapter
);
2789 prev_state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2791 if (prev_state
== QLCNIC_DEV_QUISCENT
)
2793 } while ((prev_state
!= QLCNIC_DEV_READY
) && --dev_init_timeo
);
2795 if (!dev_init_timeo
) {
2796 dev_err(&adapter
->pdev
->dev
,
2797 "Waiting for device to initialize timeout\n");
2801 if (qlcnic_api_lock(adapter
))
2804 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
2805 QLC_DEV_CLR_RST_QSCNT(val
, portnum
);
2806 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
2808 ret
= qlcnic_check_idc_ver(adapter
);
2809 qlcnic_api_unlock(adapter
);
2815 qlcnic_fwinit_work(struct work_struct
*work
)
2817 struct qlcnic_adapter
*adapter
= container_of(work
,
2818 struct qlcnic_adapter
, fw_work
.work
);
2819 u32 dev_state
= 0xf;
2822 if (qlcnic_api_lock(adapter
))
2825 dev_state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2826 if (dev_state
== QLCNIC_DEV_QUISCENT
||
2827 dev_state
== QLCNIC_DEV_NEED_QUISCENT
) {
2828 qlcnic_api_unlock(adapter
);
2829 qlcnic_schedule_work(adapter
, qlcnic_fwinit_work
,
2834 if (adapter
->ahw
->op_mode
== QLCNIC_NON_PRIV_FUNC
) {
2835 qlcnic_api_unlock(adapter
);
2839 if (dev_state
== QLCNIC_DEV_INITIALIZING
||
2840 dev_state
== QLCNIC_DEV_READY
) {
2841 dev_info(&adapter
->pdev
->dev
, "Detected state change from "
2842 "DEV_NEED_RESET, skipping ack check\n");
2843 goto skip_ack_check
;
2846 if (adapter
->fw_wait_cnt
++ > adapter
->reset_ack_timeo
) {
2847 dev_info(&adapter
->pdev
->dev
, "Reset:Failed to get ack %d sec\n",
2848 adapter
->reset_ack_timeo
);
2849 goto skip_ack_check
;
2852 if (!qlcnic_check_drv_state(adapter
)) {
2854 dev_state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2856 if (dev_state
== QLCNIC_DEV_NEED_RESET
) {
2857 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
2858 QLCNIC_DEV_INITIALIZING
);
2859 set_bit(__QLCNIC_START_FW
, &adapter
->state
);
2860 QLCDB(adapter
, DRV
, "Restarting fw\n");
2861 qlcnic_idc_debug_info(adapter
, 0);
2862 val
= QLC_SHARED_REG_RD32(adapter
,
2863 QLCNIC_CRB_DRV_STATE
);
2864 QLC_DEV_SET_RST_RDY(val
, adapter
->portnum
);
2865 QLC_SHARED_REG_WR32(adapter
,
2866 QLCNIC_CRB_DRV_STATE
, val
);
2869 qlcnic_api_unlock(adapter
);
2872 if (adapter
->ahw
->fw_dump
.enable
&&
2873 (adapter
->flags
& QLCNIC_FW_RESET_OWNER
)) {
2874 QLCDB(adapter
, DRV
, "Take FW dump\n");
2875 qlcnic_dump_fw(adapter
);
2876 adapter
->flags
|= QLCNIC_FW_HANG
;
2880 adapter
->flags
&= ~QLCNIC_FW_RESET_OWNER
;
2881 if (!adapter
->nic_ops
->start_firmware(adapter
)) {
2882 qlcnic_schedule_work(adapter
, qlcnic_attach_work
, 0);
2883 adapter
->fw_wait_cnt
= 0;
2889 qlcnic_api_unlock(adapter
);
2892 dev_state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
2893 QLCDB(adapter
, HW
, "Func waiting: Device state=%u\n", dev_state
);
2895 switch (dev_state
) {
2896 case QLCNIC_DEV_READY
:
2897 if (!qlcnic_start_firmware(adapter
)) {
2898 qlcnic_schedule_work(adapter
, qlcnic_attach_work
, 0);
2899 adapter
->fw_wait_cnt
= 0;
2902 case QLCNIC_DEV_FAILED
:
2905 qlcnic_schedule_work(adapter
,
2906 qlcnic_fwinit_work
, FW_POLL_DELAY
);
2911 dev_err(&adapter
->pdev
->dev
, "Fwinit work failed state=%u "
2912 "fw_wait_cnt=%u\n", dev_state
, adapter
->fw_wait_cnt
);
2913 netif_device_attach(adapter
->netdev
);
2914 qlcnic_clr_all_drv_state(adapter
, 0);
2918 qlcnic_detach_work(struct work_struct
*work
)
2920 struct qlcnic_adapter
*adapter
= container_of(work
,
2921 struct qlcnic_adapter
, fw_work
.work
);
2922 struct net_device
*netdev
= adapter
->netdev
;
2925 netif_device_detach(netdev
);
2927 /* Dont grab rtnl lock during Quiscent mode */
2928 if (adapter
->dev_state
== QLCNIC_DEV_NEED_QUISCENT
) {
2929 if (netif_running(netdev
))
2930 __qlcnic_down(adapter
, netdev
);
2932 qlcnic_down(adapter
, netdev
);
2934 status
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_PEG_HALT_STATUS1
);
2936 if (status
& QLCNIC_RCODE_FATAL_ERROR
) {
2937 dev_err(&adapter
->pdev
->dev
,
2938 "Detaching the device: peg halt status1=0x%x\n",
2941 if (QLCNIC_FWERROR_CODE(status
) == QLCNIC_FWERROR_FAN_FAILURE
) {
2942 dev_err(&adapter
->pdev
->dev
,
2943 "On board active cooling fan failed. "
2944 "Device has been halted.\n");
2945 dev_err(&adapter
->pdev
->dev
,
2946 "Replace the adapter.\n");
2952 if (adapter
->ahw
->temp
== QLCNIC_TEMP_PANIC
) {
2953 dev_err(&adapter
->pdev
->dev
, "Detaching the device: temp=%d\n",
2954 adapter
->ahw
->temp
);
2958 /* Dont ack if this instance is the reset owner */
2959 if (!(adapter
->flags
& QLCNIC_FW_RESET_OWNER
)) {
2960 if (qlcnic_set_drv_state(adapter
, adapter
->dev_state
)) {
2961 dev_err(&adapter
->pdev
->dev
,
2962 "Failed to set driver state,"
2963 "detaching the device.\n");
2968 adapter
->fw_wait_cnt
= 0;
2970 qlcnic_schedule_work(adapter
, qlcnic_fwinit_work
, FW_POLL_DELAY
);
2975 netif_device_attach(netdev
);
2976 qlcnic_clr_all_drv_state(adapter
, 1);
2979 /*Transit NPAR state to NON Operational */
2981 qlcnic_set_npar_non_operational(struct qlcnic_adapter
*adapter
)
2985 state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
);
2986 if (state
== QLCNIC_DEV_NPAR_NON_OPER
)
2989 if (qlcnic_api_lock(adapter
))
2991 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
,
2992 QLCNIC_DEV_NPAR_NON_OPER
);
2993 qlcnic_api_unlock(adapter
);
2996 void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter
*adapter
, u32 key
)
2998 u32 state
, xg_val
= 0, gb_val
= 0;
3000 qlcnic_xg_set_xg0_mask(xg_val
);
3001 qlcnic_xg_set_xg1_mask(xg_val
);
3002 QLCWR32(adapter
, QLCNIC_NIU_XG_PAUSE_CTL
, xg_val
);
3003 qlcnic_gb_set_gb0_mask(gb_val
);
3004 qlcnic_gb_set_gb1_mask(gb_val
);
3005 qlcnic_gb_set_gb2_mask(gb_val
);
3006 qlcnic_gb_set_gb3_mask(gb_val
);
3007 QLCWR32(adapter
, QLCNIC_NIU_GB_PAUSE_CTL
, gb_val
);
3008 dev_info(&adapter
->pdev
->dev
, "Pause control frames disabled"
3010 adapter
->need_fw_reset
= 1;
3012 if (qlcnic_api_lock(adapter
))
3015 state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3017 if (state
== QLCNIC_DEV_READY
) {
3018 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
3019 QLCNIC_DEV_NEED_RESET
);
3020 adapter
->flags
|= QLCNIC_FW_RESET_OWNER
;
3021 QLCDB(adapter
, DRV
, "NEED_RESET state set\n");
3022 qlcnic_idc_debug_info(adapter
, 0);
3025 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
,
3026 QLCNIC_DEV_NPAR_NON_OPER
);
3027 qlcnic_api_unlock(adapter
);
3030 /* Transit to NPAR READY state from NPAR NOT READY state */
3032 qlcnic_dev_set_npar_ready(struct qlcnic_adapter
*adapter
)
3034 if (qlcnic_api_lock(adapter
))
3037 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
,
3038 QLCNIC_DEV_NPAR_OPER
);
3039 QLCDB(adapter
, DRV
, "NPAR operational state set\n");
3041 qlcnic_api_unlock(adapter
);
3044 void qlcnic_schedule_work(struct qlcnic_adapter
*adapter
,
3045 work_func_t func
, int delay
)
3047 if (test_bit(__QLCNIC_AER
, &adapter
->state
))
3050 INIT_DELAYED_WORK(&adapter
->fw_work
, func
);
3051 queue_delayed_work(adapter
->qlcnic_wq
, &adapter
->fw_work
,
3052 round_jiffies_relative(delay
));
3056 qlcnic_attach_work(struct work_struct
*work
)
3058 struct qlcnic_adapter
*adapter
= container_of(work
,
3059 struct qlcnic_adapter
, fw_work
.work
);
3060 struct net_device
*netdev
= adapter
->netdev
;
3063 if (adapter
->ahw
->op_mode
!= QLCNIC_MGMT_FUNC
) {
3064 npar_state
= QLC_SHARED_REG_RD32(adapter
,
3065 QLCNIC_CRB_DEV_NPAR_STATE
);
3066 if (adapter
->fw_wait_cnt
++ > QLCNIC_DEV_NPAR_OPER_TIMEO
)
3067 qlcnic_clr_all_drv_state(adapter
, 0);
3068 else if (npar_state
!= QLCNIC_DEV_NPAR_OPER
)
3069 qlcnic_schedule_work(adapter
, qlcnic_attach_work
,
3073 QLCDB(adapter
, DRV
, "Waiting for NPAR state to operational\n");
3077 if (netif_running(netdev
)) {
3078 if (qlcnic_up(adapter
, netdev
))
3081 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
3085 netif_device_attach(netdev
);
3086 adapter
->fw_fail_cnt
= 0;
3087 adapter
->flags
&= ~QLCNIC_FW_HANG
;
3088 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
3090 if (!qlcnic_clr_drv_state(adapter
))
3091 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
,
3096 qlcnic_check_health(struct qlcnic_adapter
*adapter
)
3098 u32 state
= 0, heartbeat
;
3101 if (qlcnic_check_temp(adapter
))
3104 if (adapter
->need_fw_reset
)
3105 qlcnic_dev_request_reset(adapter
, 0);
3107 state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3108 if (state
== QLCNIC_DEV_NEED_RESET
) {
3109 qlcnic_set_npar_non_operational(adapter
);
3110 adapter
->need_fw_reset
= 1;
3111 } else if (state
== QLCNIC_DEV_NEED_QUISCENT
)
3114 heartbeat
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_PEG_ALIVE_COUNTER
);
3115 if (heartbeat
!= adapter
->heartbeat
) {
3116 adapter
->heartbeat
= heartbeat
;
3117 adapter
->fw_fail_cnt
= 0;
3118 if (adapter
->need_fw_reset
)
3121 if (adapter
->ahw
->reset_context
&& qlcnic_auto_fw_reset
)
3122 qlcnic_reset_hw_context(adapter
);
3127 if (++adapter
->fw_fail_cnt
< FW_FAIL_THRESH
)
3130 adapter
->flags
|= QLCNIC_FW_HANG
;
3132 qlcnic_dev_request_reset(adapter
, 0);
3134 if (qlcnic_auto_fw_reset
)
3135 clear_bit(__QLCNIC_FW_ATTACHED
, &adapter
->state
);
3137 dev_err(&adapter
->pdev
->dev
, "firmware hang detected\n");
3138 peg_status
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_PEG_HALT_STATUS1
);
3139 dev_err(&adapter
->pdev
->dev
, "Dumping hw/fw registers\n"
3140 "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n"
3141 "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n"
3142 "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n"
3143 "PEG_NET_4_PC: 0x%x\n",
3145 QLC_SHARED_REG_RD32(adapter
, QLCNIC_PEG_HALT_STATUS2
),
3146 QLCRD32(adapter
, QLCNIC_CRB_PEG_NET_0
+ 0x3c),
3147 QLCRD32(adapter
, QLCNIC_CRB_PEG_NET_1
+ 0x3c),
3148 QLCRD32(adapter
, QLCNIC_CRB_PEG_NET_2
+ 0x3c),
3149 QLCRD32(adapter
, QLCNIC_CRB_PEG_NET_3
+ 0x3c),
3150 QLCRD32(adapter
, QLCNIC_CRB_PEG_NET_4
+ 0x3c));
3151 if (QLCNIC_FWERROR_CODE(peg_status
) == 0x67)
3152 dev_err(&adapter
->pdev
->dev
,
3153 "Firmware aborted with error code 0x00006700. "
3154 "Device is being reset.\n");
3156 adapter
->dev_state
= (state
== QLCNIC_DEV_NEED_QUISCENT
) ? state
:
3157 QLCNIC_DEV_NEED_RESET
;
3159 if (qlcnic_auto_fw_reset
&& !test_and_set_bit(__QLCNIC_RESETTING
,
3162 qlcnic_schedule_work(adapter
, qlcnic_detach_work
, 0);
3163 QLCDB(adapter
, DRV
, "fw recovery scheduled.\n");
3170 qlcnic_fw_poll_work(struct work_struct
*work
)
3172 struct qlcnic_adapter
*adapter
= container_of(work
,
3173 struct qlcnic_adapter
, fw_work
.work
);
3175 if (test_bit(__QLCNIC_RESETTING
, &adapter
->state
))
3179 if (qlcnic_check_health(adapter
))
3182 if (adapter
->fhash
.fnum
)
3183 qlcnic_prune_lb_filters(adapter
);
3186 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
, FW_POLL_DELAY
);
3189 static int qlcnic_is_first_func(struct pci_dev
*pdev
)
3191 struct pci_dev
*oth_pdev
;
3192 int val
= pdev
->devfn
;
3195 oth_pdev
= pci_get_domain_bus_and_slot(pci_domain_nr
3196 (pdev
->bus
), pdev
->bus
->number
,
3197 PCI_DEVFN(PCI_SLOT(pdev
->devfn
), val
));
3201 if (oth_pdev
->current_state
!= PCI_D3cold
) {
3202 pci_dev_put(oth_pdev
);
3205 pci_dev_put(oth_pdev
);
3210 static int qlcnic_attach_func(struct pci_dev
*pdev
)
3212 int err
, first_func
;
3213 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3214 struct net_device
*netdev
= adapter
->netdev
;
3216 pdev
->error_state
= pci_channel_io_normal
;
3218 err
= pci_enable_device(pdev
);
3222 pci_set_power_state(pdev
, PCI_D0
);
3223 pci_set_master(pdev
);
3224 pci_restore_state(pdev
);
3226 first_func
= qlcnic_is_first_func(pdev
);
3228 if (qlcnic_api_lock(adapter
))
3231 if (adapter
->ahw
->op_mode
!= QLCNIC_NON_PRIV_FUNC
&& first_func
) {
3232 adapter
->need_fw_reset
= 1;
3233 set_bit(__QLCNIC_START_FW
, &adapter
->state
);
3234 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
3235 QLCNIC_DEV_INITIALIZING
);
3236 QLCDB(adapter
, DRV
, "Restarting fw\n");
3238 qlcnic_api_unlock(adapter
);
3240 err
= qlcnic_start_firmware(adapter
);
3244 qlcnic_clr_drv_state(adapter
);
3245 kfree(adapter
->msix_entries
);
3246 adapter
->msix_entries
= NULL
;
3247 err
= qlcnic_setup_intr(adapter
, 0);
3250 kfree(adapter
->msix_entries
);
3251 netdev_err(netdev
, "failed to setup interrupt\n");
3255 if (qlcnic_83xx_check(adapter
)) {
3256 /* register for NIC IDC AEN Events */
3257 qlcnic_83xx_register_nic_idc_func(adapter
, 1);
3258 err
= qlcnic_83xx_setup_mbx_intr(adapter
);
3260 dev_err(&adapter
->pdev
->dev
,
3261 "failed to setup mbx interrupt\n");
3262 qlcnic_clr_all_drv_state(adapter
, 1);
3263 clear_bit(__QLCNIC_AER
, &adapter
->state
);
3268 if (netif_running(netdev
)) {
3269 err
= qlcnic_attach(adapter
);
3271 qlcnic_clr_all_drv_state(adapter
, 1);
3272 clear_bit(__QLCNIC_AER
, &adapter
->state
);
3273 netif_device_attach(netdev
);
3277 err
= qlcnic_up(adapter
, netdev
);
3281 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
3284 netif_device_attach(netdev
);
3288 static pci_ers_result_t
qlcnic_io_error_detected(struct pci_dev
*pdev
,
3289 pci_channel_state_t state
)
3291 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3292 struct net_device
*netdev
= adapter
->netdev
;
3294 if (state
== pci_channel_io_perm_failure
)
3295 return PCI_ERS_RESULT_DISCONNECT
;
3297 if (state
== pci_channel_io_normal
)
3298 return PCI_ERS_RESULT_RECOVERED
;
3300 set_bit(__QLCNIC_AER
, &adapter
->state
);
3301 netif_device_detach(netdev
);
3303 cancel_delayed_work_sync(&adapter
->fw_work
);
3305 if (netif_running(netdev
))
3306 qlcnic_down(adapter
, netdev
);
3308 if (qlcnic_83xx_check(adapter
)) {
3309 qlcnic_83xx_free_mbx_intr(adapter
);
3310 qlcnic_83xx_register_nic_idc_func(adapter
, 0);
3311 cancel_delayed_work_sync(&adapter
->idc_aen_work
);
3314 qlcnic_detach(adapter
);
3315 qlcnic_teardown_intr(adapter
);
3317 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
3319 pci_save_state(pdev
);
3320 pci_disable_device(pdev
);
3322 return PCI_ERS_RESULT_NEED_RESET
;
3325 static pci_ers_result_t
qlcnic_io_slot_reset(struct pci_dev
*pdev
)
3327 return qlcnic_attach_func(pdev
) ? PCI_ERS_RESULT_DISCONNECT
:
3328 PCI_ERS_RESULT_RECOVERED
;
3331 static void qlcnic_io_resume(struct pci_dev
*pdev
)
3334 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3336 pci_cleanup_aer_uncorrect_error_status(pdev
);
3337 state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3338 if (state
== QLCNIC_DEV_READY
&& test_and_clear_bit(__QLCNIC_AER
,
3340 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
,
3345 qlcnicvf_start_firmware(struct qlcnic_adapter
*adapter
)
3349 err
= qlcnic_can_start_firmware(adapter
);
3353 err
= qlcnic_check_npar_opertional(adapter
);
3357 err
= qlcnic_initialize_nic(adapter
);
3361 qlcnic_check_options(adapter
);
3363 err
= qlcnic_set_eswitch_port_config(adapter
);
3367 adapter
->need_fw_reset
= 0;
3372 int qlcnic_validate_max_rss(struct qlcnic_adapter
*adapter
,
3375 struct net_device
*netdev
= adapter
->netdev
;
3376 u8 max_hw
= adapter
->ahw
->max_rx_ques
;
3379 if (val
> QLC_MAX_SDS_RINGS
) {
3380 netdev_err(netdev
, "RSS value should not be higher than %u\n",
3385 max_allowed
= rounddown_pow_of_two(min_t(int, max_hw
,
3386 num_online_cpus()));
3387 if ((val
> max_allowed
) || (val
< 2) || !is_power_of_2(val
)) {
3388 if (!is_power_of_2(val
))
3389 netdev_err(netdev
, "RSS value should be a power of 2\n");
3392 netdev_err(netdev
, "RSS value should not be lower than 2\n");
3396 "RSS value should not be higher than[%u], the max RSS rings supported by the adapter\n",
3399 if (val
> num_online_cpus())
3401 "RSS value should not be higher than[%u], number of online CPUs in the system\n",
3404 netdev_err(netdev
, "Unable to configure %u RSS rings\n", val
);
3411 int qlcnic_set_max_rss(struct qlcnic_adapter
*adapter
, u8 data
, size_t len
)
3414 struct net_device
*netdev
= adapter
->netdev
;
3416 if (test_bit(__QLCNIC_RESETTING
, &adapter
->state
))
3419 netif_device_detach(netdev
);
3420 if (netif_running(netdev
))
3421 __qlcnic_down(adapter
, netdev
);
3423 qlcnic_detach(adapter
);
3425 if (qlcnic_83xx_check(adapter
)) {
3426 qlcnic_83xx_free_mbx_intr(adapter
);
3427 qlcnic_83xx_enable_mbx_poll(adapter
);
3430 qlcnic_teardown_intr(adapter
);
3431 err
= qlcnic_setup_intr(adapter
, data
);
3433 kfree(adapter
->msix_entries
);
3434 netdev_err(netdev
, "failed to setup interrupt\n");
3438 if (qlcnic_83xx_check(adapter
)) {
3439 /* register for NIC IDC AEN Events */
3440 qlcnic_83xx_register_nic_idc_func(adapter
, 1);
3441 err
= qlcnic_83xx_setup_mbx_intr(adapter
);
3442 qlcnic_83xx_disable_mbx_poll(adapter
);
3444 dev_err(&adapter
->pdev
->dev
,
3445 "failed to setup mbx interrupt\n");
3450 if (netif_running(netdev
)) {
3451 err
= qlcnic_attach(adapter
);
3454 err
= __qlcnic_up(adapter
, netdev
);
3457 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
3461 netif_device_attach(netdev
);
3462 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
3468 #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
3471 qlcnic_config_indev_addr(struct qlcnic_adapter
*adapter
,
3472 struct net_device
*dev
, unsigned long event
)
3474 struct in_device
*indev
;
3476 indev
= in_dev_get(dev
);
3483 qlcnic_config_ipaddr(adapter
,
3484 ifa
->ifa_address
, QLCNIC_IP_UP
);
3487 qlcnic_config_ipaddr(adapter
,
3488 ifa
->ifa_address
, QLCNIC_IP_DOWN
);
3493 } endfor_ifa(indev
);
3498 void qlcnic_restore_indev_addr(struct net_device
*netdev
, unsigned long event
)
3500 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
3501 struct net_device
*dev
;
3504 qlcnic_config_indev_addr(adapter
, netdev
, event
);
3507 for_each_set_bit(vid
, adapter
->vlans
, VLAN_N_VID
) {
3508 dev
= __vlan_find_dev_deep(netdev
, htons(ETH_P_8021Q
), vid
);
3511 qlcnic_config_indev_addr(adapter
, dev
, event
);
3516 static int qlcnic_netdev_event(struct notifier_block
*this,
3517 unsigned long event
, void *ptr
)
3519 struct qlcnic_adapter
*adapter
;
3520 struct net_device
*dev
= (struct net_device
*)ptr
;
3526 if (dev
->priv_flags
& IFF_802_1Q_VLAN
) {
3527 dev
= vlan_dev_real_dev(dev
);
3531 if (!is_qlcnic_netdev(dev
))
3534 adapter
= netdev_priv(dev
);
3539 if (!test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
3542 qlcnic_config_indev_addr(adapter
, dev
, event
);
3548 qlcnic_inetaddr_event(struct notifier_block
*this,
3549 unsigned long event
, void *ptr
)
3551 struct qlcnic_adapter
*adapter
;
3552 struct net_device
*dev
;
3554 struct in_ifaddr
*ifa
= (struct in_ifaddr
*)ptr
;
3556 dev
= ifa
->ifa_dev
? ifa
->ifa_dev
->dev
: NULL
;
3562 if (dev
->priv_flags
& IFF_802_1Q_VLAN
) {
3563 dev
= vlan_dev_real_dev(dev
);
3567 if (!is_qlcnic_netdev(dev
))
3570 adapter
= netdev_priv(dev
);
3575 if (!test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
3580 qlcnic_config_ipaddr(adapter
, ifa
->ifa_address
, QLCNIC_IP_UP
);
3584 qlcnic_config_ipaddr(adapter
, ifa
->ifa_address
, QLCNIC_IP_DOWN
);
3595 static struct notifier_block qlcnic_netdev_cb
= {
3596 .notifier_call
= qlcnic_netdev_event
,
3599 static struct notifier_block qlcnic_inetaddr_cb
= {
3600 .notifier_call
= qlcnic_inetaddr_event
,
3603 void qlcnic_restore_indev_addr(struct net_device
*dev
, unsigned long event
)
3606 static const struct pci_error_handlers qlcnic_err_handler
= {
3607 .error_detected
= qlcnic_io_error_detected
,
3608 .slot_reset
= qlcnic_io_slot_reset
,
3609 .resume
= qlcnic_io_resume
,
3612 static struct pci_driver qlcnic_driver
= {
3613 .name
= qlcnic_driver_name
,
3614 .id_table
= qlcnic_pci_tbl
,
3615 .probe
= qlcnic_probe
,
3616 .remove
= qlcnic_remove
,
3618 .suspend
= qlcnic_suspend
,
3619 .resume
= qlcnic_resume
,
3621 .shutdown
= qlcnic_shutdown
,
3622 .err_handler
= &qlcnic_err_handler
,
3623 #ifdef CONFIG_QLCNIC_SRIOV
3624 .sriov_configure
= qlcnic_pci_sriov_configure
,
3629 static int __init
qlcnic_init_module(void)
3633 printk(KERN_INFO
"%s\n", qlcnic_driver_string
);
3636 register_netdevice_notifier(&qlcnic_netdev_cb
);
3637 register_inetaddr_notifier(&qlcnic_inetaddr_cb
);
3640 ret
= pci_register_driver(&qlcnic_driver
);
3643 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb
);
3644 unregister_netdevice_notifier(&qlcnic_netdev_cb
);
3651 module_init(qlcnic_init_module
);
3653 static void __exit
qlcnic_exit_module(void)
3655 pci_unregister_driver(&qlcnic_driver
);
3658 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb
);
3659 unregister_netdevice_notifier(&qlcnic_netdev_cb
);
3663 module_exit(qlcnic_exit_module
);