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>
10 #include <linux/swab.h>
11 #include <linux/dma-mapping.h>
12 #include <linux/if_vlan.h>
14 #include <linux/ipv6.h>
15 #include <linux/inetdevice.h>
16 #include <linux/aer.h>
17 #include <linux/log2.h>
18 #include <linux/pci.h>
19 #include <net/vxlan.h>
22 #include "qlcnic_sriov.h"
23 #include "qlcnic_hw.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, 2=POST in fast mode, 3= POST in medium mode, 4=POST in slow mode)");
53 module_param_named(load_fw_file
, qlcnic_load_fw_file
, int, 0444);
55 static int qlcnic_probe(struct pci_dev
*pdev
, const struct pci_device_id
*ent
);
56 static void qlcnic_remove(struct pci_dev
*pdev
);
57 static int qlcnic_open(struct net_device
*netdev
);
58 static int qlcnic_close(struct net_device
*netdev
);
59 static void qlcnic_tx_timeout(struct net_device
*netdev
);
60 static void qlcnic_attach_work(struct work_struct
*work
);
61 static void qlcnic_fwinit_work(struct work_struct
*work
);
62 #ifdef CONFIG_NET_POLL_CONTROLLER
63 static void qlcnic_poll_controller(struct net_device
*netdev
);
66 static void qlcnic_idc_debug_info(struct qlcnic_adapter
*adapter
, u8 encoding
);
67 static int qlcnic_can_start_firmware(struct qlcnic_adapter
*adapter
);
69 static irqreturn_t
qlcnic_tmp_intr(int irq
, void *data
);
70 static irqreturn_t
qlcnic_intr(int irq
, void *data
);
71 static irqreturn_t
qlcnic_msi_intr(int irq
, void *data
);
72 static irqreturn_t
qlcnic_msix_intr(int irq
, void *data
);
73 static irqreturn_t
qlcnic_msix_tx_intr(int irq
, void *data
);
75 static struct net_device_stats
*qlcnic_get_stats(struct net_device
*netdev
);
76 static int qlcnic_start_firmware(struct qlcnic_adapter
*);
78 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter
*adapter
);
79 static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter
*);
80 static int qlcnicvf_start_firmware(struct qlcnic_adapter
*);
81 static int qlcnic_vlan_rx_add(struct net_device
*, __be16
, u16
);
82 static int qlcnic_vlan_rx_del(struct net_device
*, __be16
, u16
);
84 static int qlcnic_82xx_setup_intr(struct qlcnic_adapter
*);
85 static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter
*, u32
);
86 static irqreturn_t
qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter
*);
87 static pci_ers_result_t
qlcnic_82xx_io_slot_reset(struct pci_dev
*);
88 static int qlcnic_82xx_start_firmware(struct qlcnic_adapter
*);
89 static void qlcnic_82xx_io_resume(struct pci_dev
*);
90 static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter
*);
91 static pci_ers_result_t
qlcnic_82xx_io_error_detected(struct pci_dev
*,
93 static u32
qlcnic_vlan_tx_check(struct qlcnic_adapter
*adapter
)
95 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
97 if (adapter
->pdev
->device
== PCI_DEVICE_ID_QLOGIC_QLE824X
)
98 return ahw
->capabilities
& QLCNIC_FW_CAPABILITY_FVLANTX
;
103 /* PCI Device ID Table */
104 #define ENTRY(device) \
105 {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \
106 .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0}
108 static const struct pci_device_id qlcnic_pci_tbl
[] = {
109 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X
),
110 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X
),
111 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE834X
),
112 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE8830
),
113 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE8C30
),
114 ENTRY(PCI_DEVICE_ID_QLOGIC_QLE844X
),
115 ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE844X
),
119 MODULE_DEVICE_TABLE(pci
, qlcnic_pci_tbl
);
122 inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring
*tx_ring
)
124 writel(tx_ring
->producer
, tx_ring
->crb_cmd_producer
);
127 static const u32 msi_tgt_status
[8] = {
128 ISR_INT_TARGET_STATUS
, ISR_INT_TARGET_STATUS_F1
,
129 ISR_INT_TARGET_STATUS_F2
, ISR_INT_TARGET_STATUS_F3
,
130 ISR_INT_TARGET_STATUS_F4
, ISR_INT_TARGET_STATUS_F5
,
131 ISR_INT_TARGET_STATUS_F6
, ISR_INT_TARGET_STATUS_F7
134 static const u32 qlcnic_reg_tbl
[] = {
135 0x1B20A8, /* PEG_HALT_STAT1 */
136 0x1B20AC, /* PEG_HALT_STAT2 */
137 0x1B20B0, /* FW_HEARTBEAT */
138 0x1B2100, /* LOCK ID */
139 0x1B2128, /* FW_CAPABILITIES */
140 0x1B2138, /* drv active */
141 0x1B2140, /* dev state */
142 0x1B2144, /* drv state */
143 0x1B2148, /* drv scratch */
144 0x1B214C, /* dev partition info */
145 0x1B2174, /* drv idc ver */
146 0x1B2150, /* fw version major */
147 0x1B2154, /* fw version minor */
148 0x1B2158, /* fw version sub */
149 0x1B219C, /* npar state */
150 0x1B21FC, /* FW_IMG_VALID */
151 0x1B2250, /* CMD_PEG_STATE */
152 0x1B233C, /* RCV_PEG_STATE */
153 0x1B23B4, /* ASIC TEMP */
154 0x1B216C, /* FW api */
155 0x1B2170, /* drv op mode */
156 0x13C010, /* flash lock */
157 0x13C014, /* flash unlock */
160 static const struct qlcnic_board_info qlcnic_boards
[] = {
161 { PCI_VENDOR_ID_QLOGIC
,
162 PCI_DEVICE_ID_QLOGIC_QLE844X
,
165 "8400 series 10GbE Converged Network Adapter (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 Single Port 10GbE Converged Network Adapter "
177 "(TCP/IP Networking)" },
178 { PCI_VENDOR_ID_QLOGIC
,
179 PCI_DEVICE_ID_QLOGIC_QLE834X
,
180 PCI_VENDOR_ID_QLOGIC
,
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 Dual Port 10GbE Converged Network Adapter "
201 "(TCP/IP Networking)" },
202 { PCI_VENDOR_ID_QLOGIC
,
203 PCI_DEVICE_ID_QLOGIC_QLE834X
,
204 PCI_VENDOR_ID_QLOGIC
,
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 Single Port 10GbE Converged Network Adapter "
213 "(TCP/IP Networking)" },
214 { PCI_VENDOR_ID_QLOGIC
,
215 PCI_DEVICE_ID_QLOGIC_QLE834X
,
216 PCI_VENDOR_ID_QLOGIC
,
218 "8300 Series Dual Port 10GbE Converged Network Adapter "
219 "(TCP/IP Networking)" },
220 { PCI_VENDOR_ID_QLOGIC
,
221 PCI_DEVICE_ID_QLOGIC_QLE834X
,
222 PCI_VENDOR_ID_QLOGIC
,
224 "8300 Series Dual Port 10GbE Converged Network Adapter "
225 "(TCP/IP Networking)" },
226 { PCI_VENDOR_ID_QLOGIC
,
227 PCI_DEVICE_ID_QLOGIC_QLE834X
,
228 0x0, 0x0, "8300 Series 1/10GbE Controller" },
229 { PCI_VENDOR_ID_QLOGIC
,
230 PCI_DEVICE_ID_QLOGIC_QLE8830
,
233 "8830 Series 1/10GbE Controller" },
234 { PCI_VENDOR_ID_QLOGIC
,
235 PCI_DEVICE_ID_QLOGIC_QLE824X
,
236 PCI_VENDOR_ID_QLOGIC
,
238 "8200 Series Single Port 10GbE Converged Network Adapter"
239 "(TCP/IP Networking)" },
240 { PCI_VENDOR_ID_QLOGIC
,
241 PCI_DEVICE_ID_QLOGIC_QLE824X
,
242 PCI_VENDOR_ID_QLOGIC
,
244 "8200 Series Dual Port 10GbE Converged Network Adapter"
245 "(TCP/IP Networking)" },
246 { PCI_VENDOR_ID_QLOGIC
,
247 PCI_DEVICE_ID_QLOGIC_QLE824X
,
248 PCI_VENDOR_ID_QLOGIC
,
250 "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter" },
251 { PCI_VENDOR_ID_QLOGIC
,
252 PCI_DEVICE_ID_QLOGIC_QLE824X
,
253 PCI_VENDOR_ID_QLOGIC
,
255 "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter" },
256 { PCI_VENDOR_ID_QLOGIC
,
257 PCI_DEVICE_ID_QLOGIC_QLE824X
,
258 PCI_VENDOR_ID_QLOGIC
,
260 "3200 Series Single Port 10Gb Intelligent Ethernet Adapter" },
261 { PCI_VENDOR_ID_QLOGIC
,
262 PCI_DEVICE_ID_QLOGIC_QLE824X
,
264 "NC523SFP 10Gb 2-port Server Adapter" },
265 { PCI_VENDOR_ID_QLOGIC
,
266 PCI_DEVICE_ID_QLOGIC_QLE824X
,
268 "CN1000Q Dual Port Converged Network Adapter" },
269 { PCI_VENDOR_ID_QLOGIC
,
270 PCI_DEVICE_ID_QLOGIC_QLE824X
,
271 PCI_VENDOR_ID_QLOGIC
,
273 "QME8242-k 10GbE Dual Port Mezzanine Card" },
274 { PCI_VENDOR_ID_QLOGIC
,
275 PCI_DEVICE_ID_QLOGIC_QLE824X
,
276 0x0, 0x0, "cLOM8214 1/10GbE Controller" },
279 #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards)
282 struct qlcnic_legacy_intr_set legacy_intr
[] = QLCNIC_LEGACY_INTR_CONFIG
;
284 int qlcnic_alloc_sds_rings(struct qlcnic_recv_context
*recv_ctx
, int count
)
286 int size
= sizeof(struct qlcnic_host_sds_ring
) * count
;
288 recv_ctx
->sds_rings
= kzalloc(size
, GFP_KERNEL
);
290 return recv_ctx
->sds_rings
== NULL
;
293 void qlcnic_free_sds_rings(struct qlcnic_recv_context
*recv_ctx
)
295 kfree(recv_ctx
->sds_rings
);
296 recv_ctx
->sds_rings
= NULL
;
299 int qlcnic_read_mac_addr(struct qlcnic_adapter
*adapter
)
301 struct net_device
*netdev
= adapter
->netdev
;
302 struct pci_dev
*pdev
= adapter
->pdev
;
303 u8 mac_addr
[ETH_ALEN
];
306 ret
= qlcnic_get_mac_address(adapter
, mac_addr
,
307 adapter
->ahw
->pci_func
);
311 memcpy(netdev
->dev_addr
, mac_addr
, ETH_ALEN
);
312 memcpy(adapter
->mac_addr
, netdev
->dev_addr
, netdev
->addr_len
);
314 /* set station address */
316 if (!is_valid_ether_addr(netdev
->dev_addr
))
317 dev_warn(&pdev
->dev
, "Bad MAC address %pM.\n",
323 static void qlcnic_delete_adapter_mac(struct qlcnic_adapter
*adapter
)
325 struct qlcnic_mac_vlan_list
*cur
;
326 struct list_head
*head
;
328 list_for_each(head
, &adapter
->mac_list
) {
329 cur
= list_entry(head
, struct qlcnic_mac_vlan_list
, list
);
330 if (ether_addr_equal_unaligned(adapter
->mac_addr
, cur
->mac_addr
)) {
331 qlcnic_sre_macaddr_change(adapter
, cur
->mac_addr
,
333 list_del(&cur
->list
);
340 static int qlcnic_set_mac(struct net_device
*netdev
, void *p
)
342 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
343 struct sockaddr
*addr
= p
;
345 if (qlcnic_sriov_vf_check(adapter
))
348 if ((adapter
->flags
& QLCNIC_MAC_OVERRIDE_DISABLED
))
351 if (!is_valid_ether_addr(addr
->sa_data
))
354 if (ether_addr_equal_unaligned(adapter
->mac_addr
, addr
->sa_data
) &&
355 ether_addr_equal_unaligned(netdev
->dev_addr
, addr
->sa_data
))
358 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
)) {
359 netif_device_detach(netdev
);
360 qlcnic_napi_disable(adapter
);
363 qlcnic_delete_adapter_mac(adapter
);
364 memcpy(adapter
->mac_addr
, addr
->sa_data
, netdev
->addr_len
);
365 memcpy(netdev
->dev_addr
, addr
->sa_data
, netdev
->addr_len
);
366 qlcnic_set_multi(adapter
->netdev
);
368 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
)) {
369 netif_device_attach(netdev
);
370 qlcnic_napi_enable(adapter
);
375 static int qlcnic_fdb_del(struct ndmsg
*ndm
, struct nlattr
*tb
[],
376 struct net_device
*netdev
,
377 const unsigned char *addr
, u16 vid
)
379 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
380 int err
= -EOPNOTSUPP
;
382 if (!adapter
->fdb_mac_learn
)
383 return ndo_dflt_fdb_del(ndm
, tb
, netdev
, addr
, vid
);
385 if ((adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) ||
386 qlcnic_sriov_check(adapter
)) {
387 if (is_unicast_ether_addr(addr
)) {
388 err
= dev_uc_del(netdev
, addr
);
390 err
= qlcnic_nic_del_mac(adapter
, addr
);
391 } else if (is_multicast_ether_addr(addr
)) {
392 err
= dev_mc_del(netdev
, addr
);
400 static int qlcnic_fdb_add(struct ndmsg
*ndm
, struct nlattr
*tb
[],
401 struct net_device
*netdev
,
402 const unsigned char *addr
, u16 vid
, u16 flags
)
404 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
407 if (!adapter
->fdb_mac_learn
)
408 return ndo_dflt_fdb_add(ndm
, tb
, netdev
, addr
, vid
, flags
);
410 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) &&
411 !qlcnic_sriov_check(adapter
)) {
412 pr_info("%s: FDB e-switch is not enabled\n", __func__
);
416 if (ether_addr_equal(addr
, adapter
->mac_addr
))
419 if (is_unicast_ether_addr(addr
)) {
420 if (netdev_uc_count(netdev
) < adapter
->ahw
->max_uc_count
)
421 err
= dev_uc_add_excl(netdev
, addr
);
424 } else if (is_multicast_ether_addr(addr
)) {
425 err
= dev_mc_add_excl(netdev
, addr
);
433 static int qlcnic_fdb_dump(struct sk_buff
*skb
, struct netlink_callback
*ncb
,
434 struct net_device
*netdev
,
435 struct net_device
*filter_dev
, int idx
)
437 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
439 if (!adapter
->fdb_mac_learn
)
440 return ndo_dflt_fdb_dump(skb
, ncb
, netdev
, filter_dev
, idx
);
442 if ((adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) ||
443 qlcnic_sriov_check(adapter
))
444 idx
= ndo_dflt_fdb_dump(skb
, ncb
, netdev
, filter_dev
, idx
);
449 static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter
*adapter
)
451 while (test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
))
452 usleep_range(10000, 11000);
454 if (!adapter
->fw_work
.work
.func
)
457 cancel_delayed_work_sync(&adapter
->fw_work
);
460 static int qlcnic_get_phys_port_id(struct net_device
*netdev
,
461 struct netdev_phys_item_id
*ppid
)
463 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
464 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
466 if (!(adapter
->flags
& QLCNIC_HAS_PHYS_PORT_ID
))
469 ppid
->id_len
= sizeof(ahw
->phys_port_id
);
470 memcpy(ppid
->id
, ahw
->phys_port_id
, ppid
->id_len
);
475 static void qlcnic_add_vxlan_port(struct net_device
*netdev
,
476 struct udp_tunnel_info
*ti
)
478 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
479 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
481 if (ti
->type
!= UDP_TUNNEL_TYPE_VXLAN
)
484 /* Adapter supports only one VXLAN port. Use very first port
485 * for enabling offload
487 if (!qlcnic_encap_rx_offload(adapter
))
489 if (!ahw
->vxlan_port_count
) {
490 ahw
->vxlan_port_count
= 1;
491 ahw
->vxlan_port
= ntohs(ti
->port
);
492 adapter
->flags
|= QLCNIC_ADD_VXLAN_PORT
;
495 if (ahw
->vxlan_port
== ntohs(ti
->port
))
496 ahw
->vxlan_port_count
++;
500 static void qlcnic_del_vxlan_port(struct net_device
*netdev
,
501 struct udp_tunnel_info
*ti
)
503 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
504 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
506 if (ti
->type
!= UDP_TUNNEL_TYPE_VXLAN
)
509 if (!qlcnic_encap_rx_offload(adapter
) || !ahw
->vxlan_port_count
||
510 (ahw
->vxlan_port
!= ntohs(ti
->port
)))
513 ahw
->vxlan_port_count
--;
514 if (!ahw
->vxlan_port_count
)
515 adapter
->flags
|= QLCNIC_DEL_VXLAN_PORT
;
518 static netdev_features_t
qlcnic_features_check(struct sk_buff
*skb
,
519 struct net_device
*dev
,
520 netdev_features_t features
)
522 features
= vlan_features_check(skb
, features
);
523 return vxlan_features_check(skb
, features
);
526 static const struct net_device_ops qlcnic_netdev_ops
= {
527 .ndo_open
= qlcnic_open
,
528 .ndo_stop
= qlcnic_close
,
529 .ndo_start_xmit
= qlcnic_xmit_frame
,
530 .ndo_get_stats
= qlcnic_get_stats
,
531 .ndo_validate_addr
= eth_validate_addr
,
532 .ndo_set_rx_mode
= qlcnic_set_multi
,
533 .ndo_set_mac_address
= qlcnic_set_mac
,
534 .ndo_change_mtu
= qlcnic_change_mtu
,
535 .ndo_fix_features
= qlcnic_fix_features
,
536 .ndo_set_features
= qlcnic_set_features
,
537 .ndo_tx_timeout
= qlcnic_tx_timeout
,
538 .ndo_vlan_rx_add_vid
= qlcnic_vlan_rx_add
,
539 .ndo_vlan_rx_kill_vid
= qlcnic_vlan_rx_del
,
540 .ndo_fdb_add
= qlcnic_fdb_add
,
541 .ndo_fdb_del
= qlcnic_fdb_del
,
542 .ndo_fdb_dump
= qlcnic_fdb_dump
,
543 .ndo_get_phys_port_id
= qlcnic_get_phys_port_id
,
544 .ndo_udp_tunnel_add
= qlcnic_add_vxlan_port
,
545 .ndo_udp_tunnel_del
= qlcnic_del_vxlan_port
,
546 .ndo_features_check
= qlcnic_features_check
,
547 #ifdef CONFIG_NET_POLL_CONTROLLER
548 .ndo_poll_controller
= qlcnic_poll_controller
,
550 #ifdef CONFIG_QLCNIC_SRIOV
551 .ndo_set_vf_mac
= qlcnic_sriov_set_vf_mac
,
552 .ndo_set_vf_rate
= qlcnic_sriov_set_vf_tx_rate
,
553 .ndo_get_vf_config
= qlcnic_sriov_get_vf_config
,
554 .ndo_set_vf_vlan
= qlcnic_sriov_set_vf_vlan
,
555 .ndo_set_vf_spoofchk
= qlcnic_sriov_set_vf_spoofchk
,
559 static const struct net_device_ops qlcnic_netdev_failed_ops
= {
560 .ndo_open
= qlcnic_open
,
563 static struct qlcnic_nic_template qlcnic_ops
= {
564 .config_bridged_mode
= qlcnic_config_bridged_mode
,
565 .config_led
= qlcnic_82xx_config_led
,
566 .start_firmware
= qlcnic_82xx_start_firmware
,
567 .request_reset
= qlcnic_82xx_dev_request_reset
,
568 .cancel_idc_work
= qlcnic_82xx_cancel_idc_work
,
569 .napi_add
= qlcnic_82xx_napi_add
,
570 .napi_del
= qlcnic_82xx_napi_del
,
571 .config_ipaddr
= qlcnic_82xx_config_ipaddr
,
572 .shutdown
= qlcnic_82xx_shutdown
,
573 .resume
= qlcnic_82xx_resume
,
574 .clear_legacy_intr
= qlcnic_82xx_clear_legacy_intr
,
577 struct qlcnic_nic_template qlcnic_vf_ops
= {
578 .config_bridged_mode
= qlcnicvf_config_bridged_mode
,
579 .config_led
= qlcnicvf_config_led
,
580 .start_firmware
= qlcnicvf_start_firmware
583 static struct qlcnic_hardware_ops qlcnic_hw_ops
= {
584 .read_crb
= qlcnic_82xx_read_crb
,
585 .write_crb
= qlcnic_82xx_write_crb
,
586 .read_reg
= qlcnic_82xx_hw_read_wx_2M
,
587 .write_reg
= qlcnic_82xx_hw_write_wx_2M
,
588 .get_mac_address
= qlcnic_82xx_get_mac_address
,
589 .setup_intr
= qlcnic_82xx_setup_intr
,
590 .alloc_mbx_args
= qlcnic_82xx_alloc_mbx_args
,
591 .mbx_cmd
= qlcnic_82xx_issue_cmd
,
592 .get_func_no
= qlcnic_82xx_get_func_no
,
593 .api_lock
= qlcnic_82xx_api_lock
,
594 .api_unlock
= qlcnic_82xx_api_unlock
,
595 .add_sysfs
= qlcnic_82xx_add_sysfs
,
596 .remove_sysfs
= qlcnic_82xx_remove_sysfs
,
597 .process_lb_rcv_ring_diag
= qlcnic_82xx_process_rcv_ring_diag
,
598 .create_rx_ctx
= qlcnic_82xx_fw_cmd_create_rx_ctx
,
599 .create_tx_ctx
= qlcnic_82xx_fw_cmd_create_tx_ctx
,
600 .del_rx_ctx
= qlcnic_82xx_fw_cmd_del_rx_ctx
,
601 .del_tx_ctx
= qlcnic_82xx_fw_cmd_del_tx_ctx
,
602 .setup_link_event
= qlcnic_82xx_linkevent_request
,
603 .get_nic_info
= qlcnic_82xx_get_nic_info
,
604 .get_pci_info
= qlcnic_82xx_get_pci_info
,
605 .set_nic_info
= qlcnic_82xx_set_nic_info
,
606 .change_macvlan
= qlcnic_82xx_sre_macaddr_change
,
607 .napi_enable
= qlcnic_82xx_napi_enable
,
608 .napi_disable
= qlcnic_82xx_napi_disable
,
609 .config_intr_coal
= qlcnic_82xx_config_intr_coalesce
,
610 .config_rss
= qlcnic_82xx_config_rss
,
611 .config_hw_lro
= qlcnic_82xx_config_hw_lro
,
612 .config_loopback
= qlcnic_82xx_set_lb_mode
,
613 .clear_loopback
= qlcnic_82xx_clear_lb_mode
,
614 .config_promisc_mode
= qlcnic_82xx_nic_set_promisc
,
615 .change_l2_filter
= qlcnic_82xx_change_filter
,
616 .get_board_info
= qlcnic_82xx_get_board_info
,
617 .set_mac_filter_count
= qlcnic_82xx_set_mac_filter_count
,
618 .free_mac_list
= qlcnic_82xx_free_mac_list
,
619 .read_phys_port_id
= qlcnic_82xx_read_phys_port_id
,
620 .io_error_detected
= qlcnic_82xx_io_error_detected
,
621 .io_slot_reset
= qlcnic_82xx_io_slot_reset
,
622 .io_resume
= qlcnic_82xx_io_resume
,
623 .get_beacon_state
= qlcnic_82xx_get_beacon_state
,
624 .enable_sds_intr
= qlcnic_82xx_enable_sds_intr
,
625 .disable_sds_intr
= qlcnic_82xx_disable_sds_intr
,
626 .enable_tx_intr
= qlcnic_82xx_enable_tx_intr
,
627 .disable_tx_intr
= qlcnic_82xx_disable_tx_intr
,
628 .get_saved_state
= qlcnic_82xx_get_saved_state
,
629 .set_saved_state
= qlcnic_82xx_set_saved_state
,
630 .cache_tmpl_hdr_values
= qlcnic_82xx_cache_tmpl_hdr_values
,
631 .get_cap_size
= qlcnic_82xx_get_cap_size
,
632 .set_sys_info
= qlcnic_82xx_set_sys_info
,
633 .store_cap_mask
= qlcnic_82xx_store_cap_mask
,
636 static int qlcnic_check_multi_tx_capability(struct qlcnic_adapter
*adapter
)
638 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
640 if (qlcnic_82xx_check(adapter
) &&
641 (ahw
->extra_capability
[0] & QLCNIC_FW_CAPABILITY_2_MULTI_TX
)) {
642 test_and_set_bit(__QLCNIC_MULTI_TX_UNIQUE
, &adapter
->state
);
649 static int qlcnic_max_rings(struct qlcnic_adapter
*adapter
, u8 ring_cnt
,
652 int num_rings
, max_rings
= QLCNIC_MAX_SDS_RINGS
;
654 if (queue_type
== QLCNIC_RX_QUEUE
)
655 max_rings
= adapter
->max_sds_rings
;
656 else if (queue_type
== QLCNIC_TX_QUEUE
)
657 max_rings
= adapter
->max_tx_rings
;
659 num_rings
= rounddown_pow_of_two(min_t(int, num_online_cpus(),
662 if (ring_cnt
> num_rings
)
668 void qlcnic_set_tx_ring_count(struct qlcnic_adapter
*adapter
, u8 tx_cnt
)
670 /* 83xx adapter does not have max_tx_rings intialized in probe */
671 if (adapter
->max_tx_rings
)
672 adapter
->drv_tx_rings
= qlcnic_max_rings(adapter
, tx_cnt
,
675 adapter
->drv_tx_rings
= tx_cnt
;
678 void qlcnic_set_sds_ring_count(struct qlcnic_adapter
*adapter
, u8 rx_cnt
)
680 /* 83xx adapter does not have max_sds_rings intialized in probe */
681 if (adapter
->max_sds_rings
)
682 adapter
->drv_sds_rings
= qlcnic_max_rings(adapter
, rx_cnt
,
685 adapter
->drv_sds_rings
= rx_cnt
;
688 int qlcnic_setup_tss_rss_intr(struct qlcnic_adapter
*adapter
)
690 struct pci_dev
*pdev
= adapter
->pdev
;
691 int num_msix
= 0, err
= 0, vector
;
693 adapter
->flags
&= ~QLCNIC_TSS_RSS
;
695 if (adapter
->drv_tss_rings
> 0)
696 num_msix
+= adapter
->drv_tss_rings
;
698 num_msix
+= adapter
->drv_tx_rings
;
700 if (adapter
->drv_rss_rings
> 0)
701 num_msix
+= adapter
->drv_rss_rings
;
703 num_msix
+= adapter
->drv_sds_rings
;
705 if (qlcnic_83xx_check(adapter
))
708 if (!adapter
->msix_entries
) {
709 adapter
->msix_entries
= kcalloc(num_msix
,
710 sizeof(struct msix_entry
),
712 if (!adapter
->msix_entries
)
716 for (vector
= 0; vector
< num_msix
; vector
++)
717 adapter
->msix_entries
[vector
].entry
= vector
;
720 err
= pci_enable_msix_exact(pdev
, adapter
->msix_entries
, num_msix
);
721 if (err
== -ENOSPC
) {
722 if (!adapter
->drv_tss_rings
&& !adapter
->drv_rss_rings
)
725 netdev_info(adapter
->netdev
,
726 "Unable to allocate %d MSI-X vectors, Available vectors %d\n",
729 num_msix
= adapter
->drv_tx_rings
+ adapter
->drv_sds_rings
;
731 /* Set rings to 0 so we can restore original TSS/RSS count */
732 adapter
->drv_tss_rings
= 0;
733 adapter
->drv_rss_rings
= 0;
735 if (qlcnic_83xx_check(adapter
))
738 netdev_info(adapter
->netdev
,
739 "Restoring %d Tx, %d SDS rings for total %d vectors.\n",
740 adapter
->drv_tx_rings
, adapter
->drv_sds_rings
,
744 } else if (err
< 0) {
748 adapter
->ahw
->num_msix
= num_msix
;
749 if (adapter
->drv_tss_rings
> 0)
750 adapter
->drv_tx_rings
= adapter
->drv_tss_rings
;
752 if (adapter
->drv_rss_rings
> 0)
753 adapter
->drv_sds_rings
= adapter
->drv_rss_rings
;
758 int qlcnic_enable_msix(struct qlcnic_adapter
*adapter
, u32 num_msix
)
760 struct pci_dev
*pdev
= adapter
->pdev
;
763 if (!adapter
->msix_entries
) {
764 adapter
->msix_entries
= kcalloc(num_msix
,
765 sizeof(struct msix_entry
),
767 if (!adapter
->msix_entries
)
771 adapter
->flags
&= ~(QLCNIC_MSI_ENABLED
| QLCNIC_MSIX_ENABLED
);
773 if (adapter
->ahw
->msix_supported
) {
775 for (vector
= 0; vector
< num_msix
; vector
++)
776 adapter
->msix_entries
[vector
].entry
= vector
;
778 err
= pci_enable_msix_range(pdev
,
779 adapter
->msix_entries
, 1, num_msix
);
781 if (err
== num_msix
) {
782 adapter
->flags
|= QLCNIC_MSIX_ENABLED
;
783 adapter
->ahw
->num_msix
= num_msix
;
784 dev_info(&pdev
->dev
, "using msi-x interrupts\n");
786 } else if (err
> 0) {
787 pci_disable_msix(pdev
);
790 "Unable to allocate %d MSI-X vectors, Available vectors %d\n",
793 if (qlcnic_82xx_check(adapter
)) {
794 num_msix
= rounddown_pow_of_two(err
);
795 if (err
< QLCNIC_82XX_MINIMUM_VECTOR
)
798 num_msix
= rounddown_pow_of_two(err
- 1);
800 if (err
< QLCNIC_83XX_MINIMUM_VECTOR
)
804 if (qlcnic_82xx_check(adapter
) &&
805 !qlcnic_check_multi_tx(adapter
)) {
806 adapter
->drv_sds_rings
= num_msix
;
807 adapter
->drv_tx_rings
= QLCNIC_SINGLE_RING
;
809 /* Distribute vectors equally */
810 adapter
->drv_tx_rings
= num_msix
/ 2;
811 adapter
->drv_sds_rings
= adapter
->drv_tx_rings
;
816 "Trying to allocate %d MSI-X interrupt vectors\n",
822 "Unable to allocate %d MSI-X vectors, err=%d\n",
831 static int qlcnic_82xx_calculate_msix_vector(struct qlcnic_adapter
*adapter
)
835 num_msix
= adapter
->drv_sds_rings
;
837 if (qlcnic_check_multi_tx(adapter
))
838 num_msix
+= adapter
->drv_tx_rings
;
840 num_msix
+= QLCNIC_SINGLE_RING
;
845 static int qlcnic_enable_msi_legacy(struct qlcnic_adapter
*adapter
)
848 u32 offset
, mask_reg
;
849 const struct qlcnic_legacy_intr_set
*legacy_intrp
;
850 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
851 struct pci_dev
*pdev
= adapter
->pdev
;
853 if (qlcnic_use_msi
&& !pci_enable_msi(pdev
)) {
854 adapter
->flags
|= QLCNIC_MSI_ENABLED
;
855 offset
= msi_tgt_status
[adapter
->ahw
->pci_func
];
856 adapter
->tgt_status_reg
= qlcnic_get_ioaddr(adapter
->ahw
,
858 dev_info(&pdev
->dev
, "using msi interrupts\n");
859 adapter
->msix_entries
[0].vector
= pdev
->irq
;
863 if (qlcnic_use_msi
|| qlcnic_use_msi_x
)
866 legacy_intrp
= &legacy_intr
[adapter
->ahw
->pci_func
];
867 adapter
->ahw
->int_vec_bit
= legacy_intrp
->int_vec_bit
;
868 offset
= legacy_intrp
->tgt_status_reg
;
869 adapter
->tgt_status_reg
= qlcnic_get_ioaddr(ahw
, offset
);
870 mask_reg
= legacy_intrp
->tgt_mask_reg
;
871 adapter
->tgt_mask_reg
= qlcnic_get_ioaddr(ahw
, mask_reg
);
872 adapter
->isr_int_vec
= qlcnic_get_ioaddr(ahw
, ISR_INT_VECTOR
);
873 adapter
->crb_int_state_reg
= qlcnic_get_ioaddr(ahw
, ISR_INT_STATE_REG
);
874 dev_info(&pdev
->dev
, "using legacy interrupts\n");
875 adapter
->msix_entries
[0].vector
= pdev
->irq
;
879 static int qlcnic_82xx_setup_intr(struct qlcnic_adapter
*adapter
)
881 int num_msix
, err
= 0;
883 if (adapter
->flags
& QLCNIC_TSS_RSS
) {
884 err
= qlcnic_setup_tss_rss_intr(adapter
);
887 num_msix
= adapter
->ahw
->num_msix
;
889 num_msix
= qlcnic_82xx_calculate_msix_vector(adapter
);
891 err
= qlcnic_enable_msix(adapter
, num_msix
);
895 if (!(adapter
->flags
& QLCNIC_MSIX_ENABLED
)) {
896 qlcnic_disable_multi_tx(adapter
);
897 adapter
->drv_sds_rings
= QLCNIC_SINGLE_RING
;
899 err
= qlcnic_enable_msi_legacy(adapter
);
908 int qlcnic_82xx_mq_intrpt(struct qlcnic_adapter
*adapter
, int op_type
)
910 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
913 if (qlcnic_check_multi_tx(adapter
) &&
915 (adapter
->flags
& QLCNIC_MSIX_ENABLED
)) {
916 ahw
->intr_tbl
= vzalloc(ahw
->num_msix
*
917 sizeof(struct qlcnic_intrpt_config
));
921 for (i
= 0; i
< ahw
->num_msix
; i
++) {
922 ahw
->intr_tbl
[i
].type
= QLCNIC_INTRPT_MSIX
;
923 ahw
->intr_tbl
[i
].id
= i
;
924 ahw
->intr_tbl
[i
].src
= 0;
927 err
= qlcnic_82xx_config_intrpt(adapter
, 1);
929 dev_err(&adapter
->pdev
->dev
,
930 "Failed to configure Interrupt for %d vector\n",
938 void qlcnic_teardown_intr(struct qlcnic_adapter
*adapter
)
940 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
)
941 pci_disable_msix(adapter
->pdev
);
942 if (adapter
->flags
& QLCNIC_MSI_ENABLED
)
943 pci_disable_msi(adapter
->pdev
);
945 kfree(adapter
->msix_entries
);
946 adapter
->msix_entries
= NULL
;
948 if (adapter
->ahw
->intr_tbl
) {
949 vfree(adapter
->ahw
->intr_tbl
);
950 adapter
->ahw
->intr_tbl
= NULL
;
954 static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context
*ahw
)
956 if (ahw
->pci_base0
!= NULL
)
957 iounmap(ahw
->pci_base0
);
960 static int qlcnic_get_act_pci_func(struct qlcnic_adapter
*adapter
)
962 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
963 struct qlcnic_pci_info
*pci_info
;
966 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
)) {
967 switch (ahw
->port_type
) {
969 ahw
->total_nic_func
= QLCNIC_NIU_MAX_GBE_PORTS
;
972 ahw
->total_nic_func
= QLCNIC_NIU_MAX_XG_PORTS
;
978 if (ahw
->op_mode
== QLCNIC_MGMT_FUNC
)
981 pci_info
= kcalloc(ahw
->max_vnic_func
, sizeof(*pci_info
), GFP_KERNEL
);
985 ret
= qlcnic_get_pci_info(adapter
, pci_info
);
990 static bool qlcnic_port_eswitch_cfg_capability(struct qlcnic_adapter
*adapter
)
994 if (qlcnic_84xx_check(adapter
)) {
996 } else if (qlcnic_83xx_check(adapter
)) {
997 if (adapter
->ahw
->extra_capability
[0] &
998 QLCNIC_FW_CAPABILITY_2_PER_PORT_ESWITCH_CFG
)
1007 int qlcnic_init_pci_info(struct qlcnic_adapter
*adapter
)
1009 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
1010 struct qlcnic_pci_info
*pci_info
;
1011 int i
, id
= 0, ret
= 0, j
= 0;
1015 pci_info
= kcalloc(ahw
->max_vnic_func
, sizeof(*pci_info
), GFP_KERNEL
);
1019 ret
= qlcnic_get_pci_info(adapter
, pci_info
);
1023 act_pci_func
= ahw
->total_nic_func
;
1025 adapter
->npars
= kzalloc(sizeof(struct qlcnic_npar_info
) *
1026 act_pci_func
, GFP_KERNEL
);
1027 if (!adapter
->npars
) {
1032 adapter
->eswitch
= kzalloc(sizeof(struct qlcnic_eswitch
) *
1033 QLCNIC_NIU_MAX_XG_PORTS
, GFP_KERNEL
);
1034 if (!adapter
->eswitch
) {
1039 for (i
= 0; i
< ahw
->max_vnic_func
; i
++) {
1040 pfn
= pci_info
[i
].id
;
1042 if (pfn
>= ahw
->max_vnic_func
) {
1044 dev_err(&adapter
->pdev
->dev
, "%s: Invalid function 0x%x, max 0x%x\n",
1045 __func__
, pfn
, ahw
->max_vnic_func
);
1049 if (!pci_info
[i
].active
||
1050 (pci_info
[i
].type
!= QLCNIC_TYPE_NIC
))
1053 if (qlcnic_port_eswitch_cfg_capability(adapter
)) {
1054 if (!qlcnic_83xx_set_port_eswitch_status(adapter
, pfn
,
1056 adapter
->npars
[j
].eswitch_status
= true;
1060 adapter
->npars
[j
].eswitch_status
= true;
1063 adapter
->npars
[j
].pci_func
= pfn
;
1064 adapter
->npars
[j
].active
= (u8
)pci_info
[i
].active
;
1065 adapter
->npars
[j
].type
= (u8
)pci_info
[i
].type
;
1066 adapter
->npars
[j
].phy_port
= (u8
)pci_info
[i
].default_port
;
1067 adapter
->npars
[j
].min_bw
= pci_info
[i
].tx_min_bw
;
1068 adapter
->npars
[j
].max_bw
= pci_info
[i
].tx_max_bw
;
1070 memcpy(&adapter
->npars
[j
].mac
, &pci_info
[i
].mac
, ETH_ALEN
);
1074 /* Update eSwitch status for adapters without per port eSwitch
1075 * configuration capability
1077 if (!qlcnic_port_eswitch_cfg_capability(adapter
)) {
1078 for (i
= 0; i
< QLCNIC_NIU_MAX_XG_PORTS
; i
++)
1079 adapter
->eswitch
[i
].flags
|= QLCNIC_SWITCH_ENABLE
;
1086 kfree(adapter
->eswitch
);
1087 adapter
->eswitch
= NULL
;
1089 kfree(adapter
->npars
);
1090 adapter
->npars
= NULL
;
1098 qlcnic_set_function_modes(struct qlcnic_adapter
*adapter
)
1102 u32 data
= QLCNIC_MGMT_FUNC
;
1103 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
1105 ret
= qlcnic_api_lock(adapter
);
1110 data
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_DRV_OP_MODE
);
1111 data
= (data
& ~QLC_DEV_SET_DRV(0xf, id
)) |
1112 QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC
, id
);
1113 QLC_SHARED_REG_WR32(adapter
, QLCNIC_DRV_OP_MODE
, data
);
1114 qlcnic_api_unlock(adapter
);
1119 static void qlcnic_check_vf(struct qlcnic_adapter
*adapter
,
1120 const struct pci_device_id
*ent
)
1122 u32 op_mode
, priv_level
;
1124 /* Determine FW API version */
1125 adapter
->ahw
->fw_hal_version
= QLC_SHARED_REG_RD32(adapter
,
1128 /* Find PCI function number */
1129 qlcnic_get_func_no(adapter
);
1131 /* Determine function privilege level */
1132 op_mode
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_DRV_OP_MODE
);
1133 if (op_mode
== QLC_DEV_DRV_DEFAULT
)
1134 priv_level
= QLCNIC_MGMT_FUNC
;
1136 priv_level
= QLC_DEV_GET_DRV(op_mode
, adapter
->ahw
->pci_func
);
1138 if (priv_level
== QLCNIC_NON_PRIV_FUNC
) {
1139 adapter
->ahw
->op_mode
= QLCNIC_NON_PRIV_FUNC
;
1140 dev_info(&adapter
->pdev
->dev
,
1141 "HAL Version: %d Non Privileged function\n",
1142 adapter
->ahw
->fw_hal_version
);
1143 adapter
->nic_ops
= &qlcnic_vf_ops
;
1145 adapter
->nic_ops
= &qlcnic_ops
;
1148 #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL
1149 #define QLCNIC_83XX_BAR0_LENGTH 0x4000
1150 static void qlcnic_get_bar_length(u32 dev_id
, ulong
*bar
)
1153 case PCI_DEVICE_ID_QLOGIC_QLE824X
:
1154 *bar
= QLCNIC_82XX_BAR0_LENGTH
;
1156 case PCI_DEVICE_ID_QLOGIC_QLE834X
:
1157 case PCI_DEVICE_ID_QLOGIC_QLE8830
:
1158 case PCI_DEVICE_ID_QLOGIC_QLE844X
:
1159 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X
:
1160 case PCI_DEVICE_ID_QLOGIC_VF_QLE844X
:
1161 case PCI_DEVICE_ID_QLOGIC_VF_QLE8C30
:
1162 *bar
= QLCNIC_83XX_BAR0_LENGTH
;
1169 static int qlcnic_setup_pci_map(struct pci_dev
*pdev
,
1170 struct qlcnic_hardware_context
*ahw
)
1173 void __iomem
*mem_ptr0
= NULL
;
1174 unsigned long mem_len
, pci_len0
= 0, bar0_len
;
1176 /* remap phys address */
1177 mem_len
= pci_resource_len(pdev
, 0);
1179 qlcnic_get_bar_length(pdev
->device
, &bar0_len
);
1180 if (mem_len
>= bar0_len
) {
1182 mem_ptr0
= pci_ioremap_bar(pdev
, 0);
1183 if (mem_ptr0
== NULL
) {
1184 dev_err(&pdev
->dev
, "failed to map PCI bar 0\n");
1192 dev_info(&pdev
->dev
, "%dKB memory map\n", (int)(mem_len
>> 10));
1194 ahw
->pci_base0
= mem_ptr0
;
1195 ahw
->pci_len0
= pci_len0
;
1196 offset
= QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw
->pci_func
));
1197 qlcnic_get_ioaddr(ahw
, offset
);
1202 static bool qlcnic_validate_subsystem_id(struct qlcnic_adapter
*adapter
,
1205 struct pci_dev
*pdev
= adapter
->pdev
;
1206 unsigned short subsystem_vendor
;
1209 subsystem_vendor
= pdev
->subsystem_vendor
;
1211 if (pdev
->device
== PCI_DEVICE_ID_QLOGIC_QLE824X
||
1212 pdev
->device
== PCI_DEVICE_ID_QLOGIC_QLE834X
) {
1213 if (qlcnic_boards
[index
].sub_vendor
== subsystem_vendor
&&
1214 qlcnic_boards
[index
].sub_device
== pdev
->subsystem_device
)
1223 static void qlcnic_get_board_name(struct qlcnic_adapter
*adapter
, char *name
)
1225 struct pci_dev
*pdev
= adapter
->pdev
;
1228 for (i
= 0; i
< NUM_SUPPORTED_BOARDS
; ++i
) {
1229 if (qlcnic_boards
[i
].vendor
== pdev
->vendor
&&
1230 qlcnic_boards
[i
].device
== pdev
->device
&&
1231 qlcnic_validate_subsystem_id(adapter
, i
)) {
1238 sprintf(name
, "%pM Gigabit Ethernet", adapter
->mac_addr
);
1240 sprintf(name
, "%pM: %s" , adapter
->mac_addr
,
1241 qlcnic_boards
[i
].short_name
);
1245 qlcnic_check_options(struct qlcnic_adapter
*adapter
)
1248 u32 fw_major
, fw_minor
, fw_build
, prev_fw_version
;
1249 struct pci_dev
*pdev
= adapter
->pdev
;
1250 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
1251 struct qlcnic_fw_dump
*fw_dump
= &ahw
->fw_dump
;
1253 prev_fw_version
= adapter
->fw_version
;
1255 fw_major
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_FW_VERSION_MAJOR
);
1256 fw_minor
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_FW_VERSION_MINOR
);
1257 fw_build
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_FW_VERSION_SUB
);
1259 adapter
->fw_version
= QLCNIC_VERSION_CODE(fw_major
, fw_minor
, fw_build
);
1261 err
= qlcnic_get_board_info(adapter
);
1263 dev_err(&pdev
->dev
, "Error getting board config info.\n");
1266 if (ahw
->op_mode
!= QLCNIC_NON_PRIV_FUNC
) {
1267 if (fw_dump
->tmpl_hdr
== NULL
||
1268 adapter
->fw_version
> prev_fw_version
) {
1269 vfree(fw_dump
->tmpl_hdr
);
1270 if (!qlcnic_fw_cmd_get_minidump_temp(adapter
))
1271 dev_info(&pdev
->dev
,
1272 "Supports FW dump capability\n");
1276 dev_info(&pdev
->dev
, "Driver v%s, firmware v%d.%d.%d\n",
1277 QLCNIC_LINUX_VERSIONID
, fw_major
, fw_minor
, fw_build
);
1279 if (adapter
->ahw
->port_type
== QLCNIC_XGBE
) {
1280 if (adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) {
1281 adapter
->num_rxd
= DEFAULT_RCV_DESCRIPTORS_VF
;
1282 adapter
->max_rxd
= MAX_RCV_DESCRIPTORS_VF
;
1284 adapter
->num_rxd
= DEFAULT_RCV_DESCRIPTORS_10G
;
1285 adapter
->max_rxd
= MAX_RCV_DESCRIPTORS_10G
;
1288 adapter
->num_jumbo_rxd
= MAX_JUMBO_RCV_DESCRIPTORS_10G
;
1289 adapter
->max_jumbo_rxd
= MAX_JUMBO_RCV_DESCRIPTORS_10G
;
1291 } else if (adapter
->ahw
->port_type
== QLCNIC_GBE
) {
1292 adapter
->num_rxd
= DEFAULT_RCV_DESCRIPTORS_1G
;
1293 adapter
->num_jumbo_rxd
= MAX_JUMBO_RCV_DESCRIPTORS_1G
;
1294 adapter
->max_jumbo_rxd
= MAX_JUMBO_RCV_DESCRIPTORS_1G
;
1295 adapter
->max_rxd
= MAX_RCV_DESCRIPTORS_1G
;
1298 adapter
->ahw
->msix_supported
= !!qlcnic_use_msi_x
;
1300 adapter
->num_txd
= MAX_CMD_DESCRIPTORS
;
1302 adapter
->max_rds_rings
= MAX_RDS_RINGS
;
1306 qlcnic_initialize_nic(struct qlcnic_adapter
*adapter
)
1308 struct qlcnic_info nic_info
;
1311 memset(&nic_info
, 0, sizeof(struct qlcnic_info
));
1312 err
= qlcnic_get_nic_info(adapter
, &nic_info
, adapter
->ahw
->pci_func
);
1316 adapter
->ahw
->physical_port
= (u8
)nic_info
.phys_port
;
1317 adapter
->ahw
->switch_mode
= nic_info
.switch_mode
;
1318 adapter
->ahw
->max_tx_ques
= nic_info
.max_tx_ques
;
1319 adapter
->ahw
->max_rx_ques
= nic_info
.max_rx_ques
;
1320 adapter
->ahw
->capabilities
= nic_info
.capabilities
;
1322 if (adapter
->ahw
->capabilities
& QLCNIC_FW_CAPABILITY_MORE_CAPS
) {
1324 temp
= QLCRD32(adapter
, CRB_FW_CAPABILITIES_2
, &err
);
1327 adapter
->ahw
->extra_capability
[0] = temp
;
1329 adapter
->ahw
->extra_capability
[0] = 0;
1332 adapter
->ahw
->max_mac_filters
= nic_info
.max_mac_filters
;
1333 adapter
->ahw
->max_mtu
= nic_info
.max_mtu
;
1335 if (adapter
->ahw
->capabilities
& BIT_6
) {
1336 adapter
->flags
|= QLCNIC_ESWITCH_ENABLED
;
1337 adapter
->ahw
->nic_mode
= QLCNIC_VNIC_MODE
;
1338 adapter
->max_tx_rings
= QLCNIC_MAX_HW_VNIC_TX_RINGS
;
1339 adapter
->max_sds_rings
= QLCNIC_MAX_VNIC_SDS_RINGS
;
1341 dev_info(&adapter
->pdev
->dev
, "vNIC mode enabled.\n");
1343 adapter
->ahw
->nic_mode
= QLCNIC_DEFAULT_MODE
;
1344 adapter
->max_tx_rings
= QLCNIC_MAX_HW_TX_RINGS
;
1345 adapter
->max_sds_rings
= QLCNIC_MAX_SDS_RINGS
;
1346 adapter
->flags
&= ~QLCNIC_ESWITCH_ENABLED
;
1352 void qlcnic_set_vlan_config(struct qlcnic_adapter
*adapter
,
1353 struct qlcnic_esw_func_cfg
*esw_cfg
)
1355 if (esw_cfg
->discard_tagged
)
1356 adapter
->flags
&= ~QLCNIC_TAGGING_ENABLED
;
1358 adapter
->flags
|= QLCNIC_TAGGING_ENABLED
;
1360 if (esw_cfg
->vlan_id
) {
1361 adapter
->rx_pvid
= esw_cfg
->vlan_id
;
1362 adapter
->tx_pvid
= esw_cfg
->vlan_id
;
1364 adapter
->rx_pvid
= 0;
1365 adapter
->tx_pvid
= 0;
1370 qlcnic_vlan_rx_add(struct net_device
*netdev
, __be16 proto
, u16 vid
)
1372 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1375 if (qlcnic_sriov_vf_check(adapter
)) {
1376 err
= qlcnic_sriov_cfg_vf_guest_vlan(adapter
, vid
, 1);
1379 "Cannot add VLAN filter for VLAN id %d, err=%d",
1385 set_bit(vid
, adapter
->vlans
);
1390 qlcnic_vlan_rx_del(struct net_device
*netdev
, __be16 proto
, u16 vid
)
1392 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1395 if (qlcnic_sriov_vf_check(adapter
)) {
1396 err
= qlcnic_sriov_cfg_vf_guest_vlan(adapter
, vid
, 0);
1399 "Cannot delete VLAN filter for VLAN id %d, err=%d",
1405 qlcnic_restore_indev_addr(netdev
, NETDEV_DOWN
);
1406 clear_bit(vid
, adapter
->vlans
);
1410 void qlcnic_set_eswitch_port_features(struct qlcnic_adapter
*adapter
,
1411 struct qlcnic_esw_func_cfg
*esw_cfg
)
1413 adapter
->flags
&= ~(QLCNIC_MACSPOOF
| QLCNIC_MAC_OVERRIDE_DISABLED
|
1414 QLCNIC_PROMISC_DISABLED
);
1416 if (esw_cfg
->mac_anti_spoof
)
1417 adapter
->flags
|= QLCNIC_MACSPOOF
;
1419 if (!esw_cfg
->mac_override
)
1420 adapter
->flags
|= QLCNIC_MAC_OVERRIDE_DISABLED
;
1422 if (!esw_cfg
->promisc_mode
)
1423 adapter
->flags
|= QLCNIC_PROMISC_DISABLED
;
1426 int qlcnic_set_eswitch_port_config(struct qlcnic_adapter
*adapter
)
1428 struct qlcnic_esw_func_cfg esw_cfg
;
1430 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
))
1433 esw_cfg
.pci_func
= adapter
->ahw
->pci_func
;
1434 if (qlcnic_get_eswitch_port_config(adapter
, &esw_cfg
))
1436 qlcnic_set_vlan_config(adapter
, &esw_cfg
);
1437 qlcnic_set_eswitch_port_features(adapter
, &esw_cfg
);
1438 qlcnic_set_netdev_features(adapter
, &esw_cfg
);
1443 void qlcnic_set_netdev_features(struct qlcnic_adapter
*adapter
,
1444 struct qlcnic_esw_func_cfg
*esw_cfg
)
1446 struct net_device
*netdev
= adapter
->netdev
;
1448 if (qlcnic_83xx_check(adapter
))
1451 adapter
->offload_flags
= esw_cfg
->offload_flags
;
1452 adapter
->flags
|= QLCNIC_APP_CHANGED_FLAGS
;
1453 netdev_update_features(netdev
);
1454 adapter
->flags
&= ~QLCNIC_APP_CHANGED_FLAGS
;
1458 qlcnic_check_eswitch_mode(struct qlcnic_adapter
*adapter
)
1460 u32 op_mode
, priv_level
;
1463 err
= qlcnic_initialize_nic(adapter
);
1467 if (adapter
->flags
& QLCNIC_ADAPTER_INITIALIZED
)
1470 op_mode
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_DRV_OP_MODE
);
1471 priv_level
= QLC_DEV_GET_DRV(op_mode
, adapter
->ahw
->pci_func
);
1473 if (op_mode
== QLC_DEV_DRV_DEFAULT
)
1474 priv_level
= QLCNIC_MGMT_FUNC
;
1476 priv_level
= QLC_DEV_GET_DRV(op_mode
, adapter
->ahw
->pci_func
);
1478 if (adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) {
1479 if (priv_level
== QLCNIC_MGMT_FUNC
) {
1480 adapter
->ahw
->op_mode
= QLCNIC_MGMT_FUNC
;
1481 err
= qlcnic_init_pci_info(adapter
);
1484 /* Set privilege level for other functions */
1485 qlcnic_set_function_modes(adapter
);
1486 dev_info(&adapter
->pdev
->dev
,
1487 "HAL Version: %d, Management function\n",
1488 adapter
->ahw
->fw_hal_version
);
1489 } else if (priv_level
== QLCNIC_PRIV_FUNC
) {
1490 adapter
->ahw
->op_mode
= QLCNIC_PRIV_FUNC
;
1491 dev_info(&adapter
->pdev
->dev
,
1492 "HAL Version: %d, Privileged function\n",
1493 adapter
->ahw
->fw_hal_version
);
1496 adapter
->ahw
->nic_mode
= QLCNIC_DEFAULT_MODE
;
1499 adapter
->flags
|= QLCNIC_ADAPTER_INITIALIZED
;
1504 int qlcnic_set_default_offload_settings(struct qlcnic_adapter
*adapter
)
1506 struct qlcnic_esw_func_cfg esw_cfg
;
1507 struct qlcnic_npar_info
*npar
;
1510 if (adapter
->need_fw_reset
)
1513 for (i
= 0; i
< adapter
->ahw
->total_nic_func
; i
++) {
1514 if (!adapter
->npars
[i
].eswitch_status
)
1517 memset(&esw_cfg
, 0, sizeof(struct qlcnic_esw_func_cfg
));
1518 esw_cfg
.pci_func
= adapter
->npars
[i
].pci_func
;
1519 esw_cfg
.mac_override
= BIT_0
;
1520 esw_cfg
.promisc_mode
= BIT_0
;
1521 if (qlcnic_82xx_check(adapter
)) {
1522 esw_cfg
.offload_flags
= BIT_0
;
1523 if (QLCNIC_IS_TSO_CAPABLE(adapter
))
1524 esw_cfg
.offload_flags
|= (BIT_1
| BIT_2
);
1526 if (qlcnic_config_switch_port(adapter
, &esw_cfg
))
1528 npar
= &adapter
->npars
[i
];
1529 npar
->pvid
= esw_cfg
.vlan_id
;
1530 npar
->mac_override
= esw_cfg
.mac_override
;
1531 npar
->mac_anti_spoof
= esw_cfg
.mac_anti_spoof
;
1532 npar
->discard_tagged
= esw_cfg
.discard_tagged
;
1533 npar
->promisc_mode
= esw_cfg
.promisc_mode
;
1534 npar
->offload_flags
= esw_cfg
.offload_flags
;
1542 qlcnic_reset_eswitch_config(struct qlcnic_adapter
*adapter
,
1543 struct qlcnic_npar_info
*npar
, int pci_func
)
1545 struct qlcnic_esw_func_cfg esw_cfg
;
1546 esw_cfg
.op_mode
= QLCNIC_PORT_DEFAULTS
;
1547 esw_cfg
.pci_func
= pci_func
;
1548 esw_cfg
.vlan_id
= npar
->pvid
;
1549 esw_cfg
.mac_override
= npar
->mac_override
;
1550 esw_cfg
.discard_tagged
= npar
->discard_tagged
;
1551 esw_cfg
.mac_anti_spoof
= npar
->mac_anti_spoof
;
1552 esw_cfg
.offload_flags
= npar
->offload_flags
;
1553 esw_cfg
.promisc_mode
= npar
->promisc_mode
;
1554 if (qlcnic_config_switch_port(adapter
, &esw_cfg
))
1557 esw_cfg
.op_mode
= QLCNIC_ADD_VLAN
;
1558 if (qlcnic_config_switch_port(adapter
, &esw_cfg
))
1564 int qlcnic_reset_npar_config(struct qlcnic_adapter
*adapter
)
1567 struct qlcnic_npar_info
*npar
;
1568 struct qlcnic_info nic_info
;
1571 if (qlcnic_82xx_check(adapter
))
1572 if (!adapter
->need_fw_reset
)
1575 /* Set the NPAR config data after FW reset */
1576 for (i
= 0; i
< adapter
->ahw
->total_nic_func
; i
++) {
1577 npar
= &adapter
->npars
[i
];
1578 pci_func
= npar
->pci_func
;
1579 if (!adapter
->npars
[i
].eswitch_status
)
1582 memset(&nic_info
, 0, sizeof(struct qlcnic_info
));
1583 err
= qlcnic_get_nic_info(adapter
, &nic_info
, pci_func
);
1586 nic_info
.min_tx_bw
= npar
->min_bw
;
1587 nic_info
.max_tx_bw
= npar
->max_bw
;
1588 err
= qlcnic_set_nic_info(adapter
, &nic_info
);
1592 if (npar
->enable_pm
) {
1593 err
= qlcnic_config_port_mirroring(adapter
,
1599 err
= qlcnic_reset_eswitch_config(adapter
, npar
, pci_func
);
1606 static int qlcnic_check_npar_opertional(struct qlcnic_adapter
*adapter
)
1608 u8 npar_opt_timeo
= QLCNIC_DEV_NPAR_OPER_TIMEO
;
1611 if (adapter
->ahw
->op_mode
== QLCNIC_MGMT_FUNC
)
1614 npar_state
= QLC_SHARED_REG_RD32(adapter
,
1615 QLCNIC_CRB_DEV_NPAR_STATE
);
1616 while (npar_state
!= QLCNIC_DEV_NPAR_OPER
&& --npar_opt_timeo
) {
1618 npar_state
= QLC_SHARED_REG_RD32(adapter
,
1619 QLCNIC_CRB_DEV_NPAR_STATE
);
1621 if (!npar_opt_timeo
) {
1622 dev_err(&adapter
->pdev
->dev
,
1623 "Waiting for NPAR state to operational timeout\n");
1630 qlcnic_set_mgmt_operations(struct qlcnic_adapter
*adapter
)
1634 if (!(adapter
->flags
& QLCNIC_ESWITCH_ENABLED
) ||
1635 adapter
->ahw
->op_mode
!= QLCNIC_MGMT_FUNC
)
1638 err
= qlcnic_set_default_offload_settings(adapter
);
1642 err
= qlcnic_reset_npar_config(adapter
);
1646 qlcnic_dev_set_npar_ready(adapter
);
1651 static int qlcnic_82xx_start_firmware(struct qlcnic_adapter
*adapter
)
1655 err
= qlcnic_can_start_firmware(adapter
);
1659 goto check_fw_status
;
1661 if (qlcnic_load_fw_file
)
1662 qlcnic_request_firmware(adapter
);
1664 err
= qlcnic_check_flash_fw_ver(adapter
);
1668 adapter
->ahw
->fw_type
= QLCNIC_FLASH_ROMIMAGE
;
1671 err
= qlcnic_need_fw_reset(adapter
);
1673 goto check_fw_status
;
1675 err
= qlcnic_pinit_from_rom(adapter
);
1679 err
= qlcnic_load_firmware(adapter
);
1683 qlcnic_release_firmware(adapter
);
1684 QLCWR32(adapter
, CRB_DRIVER_VERSION
, QLCNIC_DRIVER_VERSION
);
1687 err
= qlcnic_check_fw_status(adapter
);
1691 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_READY
);
1692 qlcnic_idc_debug_info(adapter
, 1);
1693 err
= qlcnic_check_eswitch_mode(adapter
);
1695 dev_err(&adapter
->pdev
->dev
,
1696 "Memory allocation failed for eswitch\n");
1699 err
= qlcnic_set_mgmt_operations(adapter
);
1703 qlcnic_check_options(adapter
);
1704 adapter
->need_fw_reset
= 0;
1706 qlcnic_release_firmware(adapter
);
1710 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
, QLCNIC_DEV_FAILED
);
1711 dev_err(&adapter
->pdev
->dev
, "Device state set to failed\n");
1713 qlcnic_release_firmware(adapter
);
1718 qlcnic_request_irq(struct qlcnic_adapter
*adapter
)
1720 irq_handler_t handler
;
1721 struct qlcnic_host_sds_ring
*sds_ring
;
1722 struct qlcnic_host_tx_ring
*tx_ring
;
1723 int err
, ring
, num_sds_rings
;
1725 unsigned long flags
= 0;
1726 struct net_device
*netdev
= adapter
->netdev
;
1727 struct qlcnic_recv_context
*recv_ctx
= adapter
->recv_ctx
;
1729 if (adapter
->ahw
->diag_test
== QLCNIC_INTERRUPT_TEST
) {
1730 if (qlcnic_82xx_check(adapter
))
1731 handler
= qlcnic_tmp_intr
;
1733 handler
= qlcnic_83xx_tmp_intr
;
1734 if (!QLCNIC_IS_MSI_FAMILY(adapter
))
1735 flags
|= IRQF_SHARED
;
1738 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
)
1739 handler
= qlcnic_msix_intr
;
1740 else if (adapter
->flags
& QLCNIC_MSI_ENABLED
)
1741 handler
= qlcnic_msi_intr
;
1743 flags
|= IRQF_SHARED
;
1744 if (qlcnic_82xx_check(adapter
))
1745 handler
= qlcnic_intr
;
1747 handler
= qlcnic_83xx_intr
;
1750 adapter
->irq
= netdev
->irq
;
1752 if (adapter
->ahw
->diag_test
!= QLCNIC_LOOPBACK_TEST
) {
1753 if (qlcnic_82xx_check(adapter
) ||
1754 (qlcnic_83xx_check(adapter
) &&
1755 (adapter
->flags
& QLCNIC_MSIX_ENABLED
))) {
1756 num_sds_rings
= adapter
->drv_sds_rings
;
1757 for (ring
= 0; ring
< num_sds_rings
; ring
++) {
1758 sds_ring
= &recv_ctx
->sds_rings
[ring
];
1759 if (qlcnic_82xx_check(adapter
) &&
1760 !qlcnic_check_multi_tx(adapter
) &&
1761 (ring
== (num_sds_rings
- 1))) {
1762 if (!(adapter
->flags
&
1763 QLCNIC_MSIX_ENABLED
))
1764 snprintf(sds_ring
->name
,
1765 sizeof(sds_ring
->name
),
1768 snprintf(sds_ring
->name
,
1769 sizeof(sds_ring
->name
),
1771 netdev
->name
, ring
);
1773 snprintf(sds_ring
->name
,
1774 sizeof(sds_ring
->name
),
1776 netdev
->name
, ring
);
1778 err
= request_irq(sds_ring
->irq
, handler
, flags
,
1779 sds_ring
->name
, sds_ring
);
1784 if ((qlcnic_82xx_check(adapter
) &&
1785 qlcnic_check_multi_tx(adapter
)) ||
1786 (qlcnic_83xx_check(adapter
) &&
1787 (adapter
->flags
& QLCNIC_MSIX_ENABLED
) &&
1788 !(adapter
->flags
& QLCNIC_TX_INTR_SHARED
))) {
1789 handler
= qlcnic_msix_tx_intr
;
1790 for (ring
= 0; ring
< adapter
->drv_tx_rings
;
1792 tx_ring
= &adapter
->tx_ring
[ring
];
1793 snprintf(tx_ring
->name
, sizeof(tx_ring
->name
),
1794 "%s-tx-%d", netdev
->name
, ring
);
1795 err
= request_irq(tx_ring
->irq
, handler
, flags
,
1796 tx_ring
->name
, tx_ring
);
1806 qlcnic_free_irq(struct qlcnic_adapter
*adapter
)
1809 struct qlcnic_host_sds_ring
*sds_ring
;
1810 struct qlcnic_host_tx_ring
*tx_ring
;
1812 struct qlcnic_recv_context
*recv_ctx
= adapter
->recv_ctx
;
1814 if (adapter
->ahw
->diag_test
!= QLCNIC_LOOPBACK_TEST
) {
1815 if (qlcnic_82xx_check(adapter
) ||
1816 (qlcnic_83xx_check(adapter
) &&
1817 (adapter
->flags
& QLCNIC_MSIX_ENABLED
))) {
1818 for (ring
= 0; ring
< adapter
->drv_sds_rings
; ring
++) {
1819 sds_ring
= &recv_ctx
->sds_rings
[ring
];
1820 free_irq(sds_ring
->irq
, sds_ring
);
1823 if ((qlcnic_83xx_check(adapter
) &&
1824 !(adapter
->flags
& QLCNIC_TX_INTR_SHARED
)) ||
1825 (qlcnic_82xx_check(adapter
) &&
1826 qlcnic_check_multi_tx(adapter
))) {
1827 for (ring
= 0; ring
< adapter
->drv_tx_rings
;
1829 tx_ring
= &adapter
->tx_ring
[ring
];
1831 free_irq(tx_ring
->irq
, tx_ring
);
1837 static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter
*adapter
)
1841 if (qlcnic_82xx_check(adapter
)) {
1842 if (adapter
->ahw
->extra_capability
[0] &
1843 QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG
)
1844 adapter
->flags
|= QLCNIC_FW_LRO_MSS_CAP
;
1846 capab
= adapter
->ahw
->capabilities
;
1847 if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab
))
1848 adapter
->flags
|= QLCNIC_FW_LRO_MSS_CAP
;
1852 static int qlcnic_config_def_intr_coalesce(struct qlcnic_adapter
*adapter
)
1854 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
1857 /* Initialize interrupt coalesce parameters */
1858 ahw
->coal
.flag
= QLCNIC_INTR_DEFAULT
;
1860 if (qlcnic_83xx_check(adapter
)) {
1861 ahw
->coal
.type
= QLCNIC_INTR_COAL_TYPE_RX_TX
;
1862 ahw
->coal
.tx_time_us
= QLCNIC_DEF_INTR_COALESCE_TX_TIME_US
;
1863 ahw
->coal
.tx_packets
= QLCNIC_DEF_INTR_COALESCE_TX_PACKETS
;
1864 ahw
->coal
.rx_time_us
= QLCNIC_DEF_INTR_COALESCE_RX_TIME_US
;
1865 ahw
->coal
.rx_packets
= QLCNIC_DEF_INTR_COALESCE_RX_PACKETS
;
1867 err
= qlcnic_83xx_set_rx_tx_intr_coal(adapter
);
1869 ahw
->coal
.type
= QLCNIC_INTR_COAL_TYPE_RX
;
1870 ahw
->coal
.rx_time_us
= QLCNIC_DEF_INTR_COALESCE_RX_TIME_US
;
1871 ahw
->coal
.rx_packets
= QLCNIC_DEF_INTR_COALESCE_RX_PACKETS
;
1873 err
= qlcnic_82xx_set_rx_coalesce(adapter
);
1879 int __qlcnic_up(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1882 struct qlcnic_host_rds_ring
*rds_ring
;
1884 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
1887 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
1890 if (qlcnic_set_eswitch_port_config(adapter
))
1893 qlcnic_get_lro_mss_capability(adapter
);
1895 if (qlcnic_fw_create_ctx(adapter
))
1898 for (ring
= 0; ring
< adapter
->max_rds_rings
; ring
++) {
1899 rds_ring
= &adapter
->recv_ctx
->rds_rings
[ring
];
1900 qlcnic_post_rx_buffers(adapter
, rds_ring
, ring
);
1903 qlcnic_set_multi(netdev
);
1904 qlcnic_fw_cmd_set_mtu(adapter
, netdev
->mtu
);
1906 adapter
->ahw
->linkup
= 0;
1908 if (adapter
->drv_sds_rings
> 1)
1909 qlcnic_config_rss(adapter
, 1);
1911 qlcnic_config_def_intr_coalesce(adapter
);
1913 if (netdev
->features
& NETIF_F_LRO
)
1914 qlcnic_config_hw_lro(adapter
, QLCNIC_LRO_ENABLED
);
1916 set_bit(__QLCNIC_DEV_UP
, &adapter
->state
);
1917 qlcnic_napi_enable(adapter
);
1919 qlcnic_linkevent_request(adapter
, 1);
1921 adapter
->ahw
->reset_context
= 0;
1922 netif_tx_start_all_queues(netdev
);
1926 int qlcnic_up(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1931 if (netif_running(netdev
))
1932 err
= __qlcnic_up(adapter
, netdev
);
1938 void __qlcnic_down(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1942 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
1945 if (!test_and_clear_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
1949 netif_carrier_off(netdev
);
1950 adapter
->ahw
->linkup
= 0;
1951 netif_tx_disable(netdev
);
1953 qlcnic_free_mac_list(adapter
);
1955 if (adapter
->fhash
.fnum
)
1956 qlcnic_delete_lb_filters(adapter
);
1958 qlcnic_nic_set_promisc(adapter
, QLCNIC_NIU_NON_PROMISC_MODE
);
1959 if (qlcnic_sriov_vf_check(adapter
))
1960 qlcnic_sriov_cleanup_async_list(&adapter
->ahw
->sriov
->bc
);
1962 qlcnic_napi_disable(adapter
);
1964 qlcnic_fw_destroy_ctx(adapter
);
1965 adapter
->flags
&= ~QLCNIC_FW_LRO_MSS_CAP
;
1967 qlcnic_reset_rx_buffers_list(adapter
);
1969 for (ring
= 0; ring
< adapter
->drv_tx_rings
; ring
++)
1970 qlcnic_release_tx_buffers(adapter
, &adapter
->tx_ring
[ring
]);
1973 /* Usage: During suspend and firmware recovery module */
1975 void qlcnic_down(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
)
1978 if (netif_running(netdev
))
1979 __qlcnic_down(adapter
, netdev
);
1985 qlcnic_attach(struct qlcnic_adapter
*adapter
)
1987 struct net_device
*netdev
= adapter
->netdev
;
1988 struct pci_dev
*pdev
= adapter
->pdev
;
1991 if (adapter
->is_up
== QLCNIC_ADAPTER_UP_MAGIC
)
1994 err
= qlcnic_napi_add(adapter
, netdev
);
1998 err
= qlcnic_alloc_sw_resources(adapter
);
2000 dev_err(&pdev
->dev
, "Error in setting sw resources\n");
2001 goto err_out_napi_del
;
2004 err
= qlcnic_alloc_hw_resources(adapter
);
2006 dev_err(&pdev
->dev
, "Error in setting hw resources\n");
2007 goto err_out_free_sw
;
2010 err
= qlcnic_request_irq(adapter
);
2012 dev_err(&pdev
->dev
, "failed to setup interrupt\n");
2013 goto err_out_free_hw
;
2016 qlcnic_create_sysfs_entries(adapter
);
2018 if (qlcnic_encap_rx_offload(adapter
))
2019 udp_tunnel_get_rx_info(netdev
);
2021 adapter
->is_up
= QLCNIC_ADAPTER_UP_MAGIC
;
2025 qlcnic_free_hw_resources(adapter
);
2027 qlcnic_free_sw_resources(adapter
);
2029 qlcnic_napi_del(adapter
);
2033 void qlcnic_detach(struct qlcnic_adapter
*adapter
)
2035 if (adapter
->is_up
!= QLCNIC_ADAPTER_UP_MAGIC
)
2038 qlcnic_remove_sysfs_entries(adapter
);
2040 qlcnic_free_hw_resources(adapter
);
2041 qlcnic_release_rx_buffers(adapter
);
2042 qlcnic_free_irq(adapter
);
2043 qlcnic_napi_del(adapter
);
2044 qlcnic_free_sw_resources(adapter
);
2049 void qlcnic_diag_free_res(struct net_device
*netdev
, int drv_sds_rings
)
2051 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2052 struct qlcnic_host_sds_ring
*sds_ring
;
2053 int drv_tx_rings
= adapter
->drv_tx_rings
;
2056 clear_bit(__QLCNIC_DEV_UP
, &adapter
->state
);
2057 if (adapter
->ahw
->diag_test
== QLCNIC_INTERRUPT_TEST
) {
2058 for (ring
= 0; ring
< adapter
->drv_sds_rings
; ring
++) {
2059 sds_ring
= &adapter
->recv_ctx
->sds_rings
[ring
];
2060 qlcnic_disable_sds_intr(adapter
, sds_ring
);
2064 qlcnic_fw_destroy_ctx(adapter
);
2066 qlcnic_detach(adapter
);
2068 adapter
->ahw
->diag_test
= 0;
2069 adapter
->drv_sds_rings
= drv_sds_rings
;
2070 adapter
->drv_tx_rings
= drv_tx_rings
;
2072 if (qlcnic_attach(adapter
))
2075 if (netif_running(netdev
))
2076 __qlcnic_up(adapter
, netdev
);
2078 netif_device_attach(netdev
);
2081 static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter
*adapter
)
2083 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
2086 adapter
->recv_ctx
= kzalloc(sizeof(struct qlcnic_recv_context
),
2088 if (!adapter
->recv_ctx
) {
2093 if (qlcnic_83xx_check(adapter
)) {
2094 ahw
->coal
.type
= QLCNIC_INTR_COAL_TYPE_RX_TX
;
2095 ahw
->coal
.tx_time_us
= QLCNIC_DEF_INTR_COALESCE_TX_TIME_US
;
2096 ahw
->coal
.tx_packets
= QLCNIC_DEF_INTR_COALESCE_TX_PACKETS
;
2097 ahw
->coal
.rx_time_us
= QLCNIC_DEF_INTR_COALESCE_RX_TIME_US
;
2098 ahw
->coal
.rx_packets
= QLCNIC_DEF_INTR_COALESCE_RX_PACKETS
;
2100 ahw
->coal
.type
= QLCNIC_INTR_COAL_TYPE_RX
;
2101 ahw
->coal
.rx_time_us
= QLCNIC_DEF_INTR_COALESCE_RX_TIME_US
;
2102 ahw
->coal
.rx_packets
= QLCNIC_DEF_INTR_COALESCE_RX_PACKETS
;
2106 memset(&adapter
->stats
, 0, sizeof(adapter
->stats
));
2111 static void qlcnic_free_adapter_resources(struct qlcnic_adapter
*adapter
)
2113 struct qlcnic_fw_dump
*fw_dump
= &adapter
->ahw
->fw_dump
;
2115 kfree(adapter
->recv_ctx
);
2116 adapter
->recv_ctx
= NULL
;
2118 if (fw_dump
->tmpl_hdr
) {
2119 vfree(fw_dump
->tmpl_hdr
);
2120 fw_dump
->tmpl_hdr
= NULL
;
2123 if (fw_dump
->dma_buffer
) {
2124 dma_free_coherent(&adapter
->pdev
->dev
, QLC_PEX_DMA_READ_SIZE
,
2125 fw_dump
->dma_buffer
, fw_dump
->phys_addr
);
2126 fw_dump
->dma_buffer
= NULL
;
2129 kfree(adapter
->ahw
->reset
.buff
);
2130 adapter
->ahw
->fw_dump
.tmpl_hdr
= NULL
;
2133 int qlcnic_diag_alloc_res(struct net_device
*netdev
, int test
)
2135 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2136 struct qlcnic_host_sds_ring
*sds_ring
;
2137 struct qlcnic_host_rds_ring
*rds_ring
;
2141 netif_device_detach(netdev
);
2143 if (netif_running(netdev
))
2144 __qlcnic_down(adapter
, netdev
);
2146 qlcnic_detach(adapter
);
2148 adapter
->drv_sds_rings
= QLCNIC_SINGLE_RING
;
2149 adapter
->ahw
->diag_test
= test
;
2150 adapter
->ahw
->linkup
= 0;
2152 ret
= qlcnic_attach(adapter
);
2154 netif_device_attach(netdev
);
2158 ret
= qlcnic_fw_create_ctx(adapter
);
2160 qlcnic_detach(adapter
);
2161 netif_device_attach(netdev
);
2165 for (ring
= 0; ring
< adapter
->max_rds_rings
; ring
++) {
2166 rds_ring
= &adapter
->recv_ctx
->rds_rings
[ring
];
2167 qlcnic_post_rx_buffers(adapter
, rds_ring
, ring
);
2170 if (adapter
->ahw
->diag_test
== QLCNIC_INTERRUPT_TEST
) {
2171 for (ring
= 0; ring
< adapter
->drv_sds_rings
; ring
++) {
2172 sds_ring
= &adapter
->recv_ctx
->sds_rings
[ring
];
2173 qlcnic_enable_sds_intr(adapter
, sds_ring
);
2177 if (adapter
->ahw
->diag_test
== QLCNIC_LOOPBACK_TEST
) {
2178 adapter
->ahw
->loopback_state
= 0;
2179 qlcnic_linkevent_request(adapter
, 1);
2182 set_bit(__QLCNIC_DEV_UP
, &adapter
->state
);
2187 /* Reset context in hardware only */
2189 qlcnic_reset_hw_context(struct qlcnic_adapter
*adapter
)
2191 struct net_device
*netdev
= adapter
->netdev
;
2193 if (test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
))
2196 netif_device_detach(netdev
);
2198 qlcnic_down(adapter
, netdev
);
2200 qlcnic_up(adapter
, netdev
);
2202 netif_device_attach(netdev
);
2204 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
2205 netdev_info(adapter
->netdev
, "%s: soft reset complete\n", __func__
);
2210 qlcnic_reset_context(struct qlcnic_adapter
*adapter
)
2213 struct net_device
*netdev
= adapter
->netdev
;
2215 if (test_and_set_bit(__QLCNIC_RESETTING
, &adapter
->state
))
2218 if (adapter
->is_up
== QLCNIC_ADAPTER_UP_MAGIC
) {
2220 netif_device_detach(netdev
);
2222 if (netif_running(netdev
))
2223 __qlcnic_down(adapter
, netdev
);
2225 qlcnic_detach(adapter
);
2227 if (netif_running(netdev
)) {
2228 err
= qlcnic_attach(adapter
);
2230 __qlcnic_up(adapter
, netdev
);
2231 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
2235 netif_device_attach(netdev
);
2238 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
2242 static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter
*adapter
)
2244 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
2245 u16 act_pci_fn
= ahw
->total_nic_func
;
2248 ahw
->max_mc_count
= QLCNIC_MAX_MC_COUNT
;
2249 if (act_pci_fn
<= 2)
2250 count
= (QLCNIC_MAX_UC_COUNT
- QLCNIC_MAX_MC_COUNT
) /
2253 count
= (QLCNIC_LB_MAX_FILTERS
- QLCNIC_MAX_MC_COUNT
) /
2255 ahw
->max_uc_count
= count
;
2258 static int qlcnic_set_real_num_queues(struct qlcnic_adapter
*adapter
,
2259 u8 tx_queues
, u8 rx_queues
)
2261 struct net_device
*netdev
= adapter
->netdev
;
2265 err
= netif_set_real_num_tx_queues(netdev
, tx_queues
);
2267 netdev_err(netdev
, "failed to set %d Tx queues\n",
2274 err
= netif_set_real_num_rx_queues(netdev
, rx_queues
);
2276 netdev_err(netdev
, "failed to set %d Rx queues\n",
2284 qlcnic_setup_netdev(struct qlcnic_adapter
*adapter
, struct net_device
*netdev
,
2288 struct pci_dev
*pdev
= adapter
->pdev
;
2290 adapter
->rx_csum
= 1;
2291 adapter
->ahw
->mc_enabled
= 0;
2292 qlcnic_set_mac_filter_count(adapter
);
2294 netdev
->netdev_ops
= &qlcnic_netdev_ops
;
2295 netdev
->watchdog_timeo
= QLCNIC_WATCHDOG_TIMEOUTVALUE
* HZ
;
2297 qlcnic_change_mtu(netdev
, netdev
->mtu
);
2299 netdev
->ethtool_ops
= (qlcnic_sriov_vf_check(adapter
)) ?
2300 &qlcnic_sriov_vf_ethtool_ops
: &qlcnic_ethtool_ops
;
2302 netdev
->features
|= (NETIF_F_SG
| NETIF_F_IP_CSUM
| NETIF_F_RXCSUM
|
2303 NETIF_F_IPV6_CSUM
| NETIF_F_GRO
|
2304 NETIF_F_HW_VLAN_CTAG_RX
);
2305 netdev
->vlan_features
|= (NETIF_F_SG
| NETIF_F_IP_CSUM
|
2308 if (QLCNIC_IS_TSO_CAPABLE(adapter
)) {
2309 netdev
->features
|= (NETIF_F_TSO
| NETIF_F_TSO6
);
2310 netdev
->vlan_features
|= (NETIF_F_TSO
| NETIF_F_TSO6
);
2313 if (pci_using_dac
) {
2314 netdev
->features
|= NETIF_F_HIGHDMA
;
2315 netdev
->vlan_features
|= NETIF_F_HIGHDMA
;
2318 if (qlcnic_vlan_tx_check(adapter
))
2319 netdev
->features
|= (NETIF_F_HW_VLAN_CTAG_TX
);
2321 if (qlcnic_sriov_vf_check(adapter
))
2322 netdev
->features
|= NETIF_F_HW_VLAN_CTAG_FILTER
;
2324 if (adapter
->ahw
->capabilities
& QLCNIC_FW_CAPABILITY_HW_LRO
)
2325 netdev
->features
|= NETIF_F_LRO
;
2327 if (qlcnic_encap_tx_offload(adapter
)) {
2328 netdev
->features
|= NETIF_F_GSO_UDP_TUNNEL
;
2330 /* encapsulation Tx offload supported by Adapter */
2331 netdev
->hw_enc_features
= NETIF_F_IP_CSUM
|
2332 NETIF_F_GSO_UDP_TUNNEL
|
2337 if (qlcnic_encap_rx_offload(adapter
))
2338 netdev
->hw_enc_features
|= NETIF_F_RXCSUM
;
2340 netdev
->hw_features
= netdev
->features
;
2341 netdev
->priv_flags
|= IFF_UNICAST_FLT
;
2342 netdev
->irq
= adapter
->msix_entries
[0].vector
;
2344 err
= qlcnic_set_real_num_queues(adapter
, adapter
->drv_tx_rings
,
2345 adapter
->drv_sds_rings
);
2349 qlcnic_dcb_init_dcbnl_ops(adapter
->dcb
);
2351 err
= register_netdev(netdev
);
2353 dev_err(&pdev
->dev
, "failed to register net device\n");
2360 static int qlcnic_set_dma_mask(struct pci_dev
*pdev
, int *pci_using_dac
)
2362 if (!pci_set_dma_mask(pdev
, DMA_BIT_MASK(64)) &&
2363 !pci_set_consistent_dma_mask(pdev
, DMA_BIT_MASK(64)))
2365 else if (!pci_set_dma_mask(pdev
, DMA_BIT_MASK(32)) &&
2366 !pci_set_consistent_dma_mask(pdev
, DMA_BIT_MASK(32)))
2369 dev_err(&pdev
->dev
, "Unable to set DMA mask, aborting\n");
2376 void qlcnic_free_tx_rings(struct qlcnic_adapter
*adapter
)
2379 struct qlcnic_host_tx_ring
*tx_ring
;
2381 for (ring
= 0; ring
< adapter
->drv_tx_rings
; ring
++) {
2382 tx_ring
= &adapter
->tx_ring
[ring
];
2384 vfree(tx_ring
->cmd_buf_arr
);
2385 tx_ring
->cmd_buf_arr
= NULL
;
2388 kfree(adapter
->tx_ring
);
2391 int qlcnic_alloc_tx_rings(struct qlcnic_adapter
*adapter
,
2392 struct net_device
*netdev
)
2394 int ring
, vector
, index
;
2395 struct qlcnic_host_tx_ring
*tx_ring
;
2396 struct qlcnic_cmd_buffer
*cmd_buf_arr
;
2398 tx_ring
= kcalloc(adapter
->drv_tx_rings
,
2399 sizeof(struct qlcnic_host_tx_ring
), GFP_KERNEL
);
2400 if (tx_ring
== NULL
)
2403 adapter
->tx_ring
= tx_ring
;
2405 for (ring
= 0; ring
< adapter
->drv_tx_rings
; ring
++) {
2406 tx_ring
= &adapter
->tx_ring
[ring
];
2407 tx_ring
->num_desc
= adapter
->num_txd
;
2408 tx_ring
->txq
= netdev_get_tx_queue(netdev
, ring
);
2409 cmd_buf_arr
= vzalloc(TX_BUFF_RINGSIZE(tx_ring
));
2410 if (cmd_buf_arr
== NULL
) {
2411 qlcnic_free_tx_rings(adapter
);
2414 tx_ring
->cmd_buf_arr
= cmd_buf_arr
;
2415 spin_lock_init(&tx_ring
->tx_clean_lock
);
2418 if (qlcnic_83xx_check(adapter
) ||
2419 (qlcnic_82xx_check(adapter
) && qlcnic_check_multi_tx(adapter
))) {
2420 for (ring
= 0; ring
< adapter
->drv_tx_rings
; ring
++) {
2421 tx_ring
= &adapter
->tx_ring
[ring
];
2422 tx_ring
->adapter
= adapter
;
2423 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
) {
2424 index
= adapter
->drv_sds_rings
+ ring
;
2425 vector
= adapter
->msix_entries
[index
].vector
;
2426 tx_ring
->irq
= vector
;
2434 void qlcnic_set_drv_version(struct qlcnic_adapter
*adapter
)
2436 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
2439 if (qlcnic_82xx_check(adapter
))
2440 fw_cmd
= QLCNIC_CMD_82XX_SET_DRV_VER
;
2441 else if (qlcnic_83xx_check(adapter
))
2442 fw_cmd
= QLCNIC_CMD_83XX_SET_DRV_VER
;
2444 if (ahw
->extra_capability
[0] & QLCNIC_FW_CAPABILITY_SET_DRV_VER
)
2445 qlcnic_fw_cmd_set_drv_version(adapter
, fw_cmd
);
2448 /* Reset firmware API lock */
2449 static void qlcnic_reset_api_lock(struct qlcnic_adapter
*adapter
)
2451 qlcnic_api_lock(adapter
);
2452 qlcnic_api_unlock(adapter
);
2457 qlcnic_probe(struct pci_dev
*pdev
, const struct pci_device_id
*ent
)
2459 struct net_device
*netdev
= NULL
;
2460 struct qlcnic_adapter
*adapter
= NULL
;
2461 struct qlcnic_hardware_context
*ahw
;
2462 int err
, pci_using_dac
= -1;
2463 char board_name
[QLCNIC_MAX_BOARD_NAME_LEN
+ 19]; /* MAC + ": " + name */
2465 err
= pci_enable_device(pdev
);
2469 if (!(pci_resource_flags(pdev
, 0) & IORESOURCE_MEM
)) {
2471 goto err_out_disable_pdev
;
2474 err
= qlcnic_set_dma_mask(pdev
, &pci_using_dac
);
2476 goto err_out_disable_pdev
;
2478 err
= pci_request_regions(pdev
, qlcnic_driver_name
);
2480 goto err_out_disable_pdev
;
2482 pci_set_master(pdev
);
2483 pci_enable_pcie_error_reporting(pdev
);
2485 ahw
= kzalloc(sizeof(struct qlcnic_hardware_context
), GFP_KERNEL
);
2488 goto err_out_free_res
;
2491 switch (ent
->device
) {
2492 case PCI_DEVICE_ID_QLOGIC_QLE824X
:
2493 ahw
->hw_ops
= &qlcnic_hw_ops
;
2494 ahw
->reg_tbl
= (u32
*) qlcnic_reg_tbl
;
2496 case PCI_DEVICE_ID_QLOGIC_QLE834X
:
2497 case PCI_DEVICE_ID_QLOGIC_QLE8830
:
2498 case PCI_DEVICE_ID_QLOGIC_QLE844X
:
2499 qlcnic_83xx_register_map(ahw
);
2501 case PCI_DEVICE_ID_QLOGIC_VF_QLE834X
:
2502 case PCI_DEVICE_ID_QLOGIC_VF_QLE8C30
:
2503 case PCI_DEVICE_ID_QLOGIC_VF_QLE844X
:
2504 qlcnic_sriov_vf_register_map(ahw
);
2507 goto err_out_free_hw_res
;
2510 err
= qlcnic_setup_pci_map(pdev
, ahw
);
2512 goto err_out_free_hw_res
;
2514 netdev
= alloc_etherdev_mq(sizeof(struct qlcnic_adapter
),
2515 QLCNIC_MAX_TX_RINGS
);
2518 goto err_out_iounmap
;
2521 SET_NETDEV_DEV(netdev
, &pdev
->dev
);
2523 adapter
= netdev_priv(netdev
);
2524 adapter
->netdev
= netdev
;
2525 adapter
->pdev
= pdev
;
2528 adapter
->qlcnic_wq
= create_singlethread_workqueue("qlcnic");
2529 if (adapter
->qlcnic_wq
== NULL
) {
2531 dev_err(&pdev
->dev
, "Failed to create workqueue\n");
2532 goto err_out_free_netdev
;
2535 err
= qlcnic_alloc_adapter_resources(adapter
);
2537 goto err_out_free_wq
;
2539 adapter
->dev_rst_time
= jiffies
;
2540 ahw
->revision_id
= pdev
->revision
;
2541 ahw
->max_vnic_func
= qlcnic_get_vnic_func_count(adapter
);
2542 if (qlcnic_mac_learn
== FDB_MAC_LEARN
)
2543 adapter
->fdb_mac_learn
= true;
2544 else if (qlcnic_mac_learn
== DRV_MAC_LEARN
)
2545 adapter
->drv_mac_learn
= true;
2547 rwlock_init(&adapter
->ahw
->crb_lock
);
2548 mutex_init(&adapter
->ahw
->mem_lock
);
2550 INIT_LIST_HEAD(&adapter
->mac_list
);
2552 qlcnic_register_dcb(adapter
);
2554 if (qlcnic_82xx_check(adapter
)) {
2555 qlcnic_check_vf(adapter
, ent
);
2556 adapter
->portnum
= adapter
->ahw
->pci_func
;
2557 qlcnic_reset_api_lock(adapter
);
2558 err
= qlcnic_start_firmware(adapter
);
2560 dev_err(&pdev
->dev
, "Loading fw failed.Please Reboot\n"
2561 "\t\tIf reboot doesn't help, try flashing the card\n");
2562 goto err_out_maintenance_mode
;
2565 /* compute and set default and max tx/sds rings */
2566 if (adapter
->ahw
->msix_supported
) {
2567 if (qlcnic_check_multi_tx_capability(adapter
) == 1)
2568 qlcnic_set_tx_ring_count(adapter
,
2569 QLCNIC_SINGLE_RING
);
2571 qlcnic_set_tx_ring_count(adapter
,
2572 QLCNIC_DEF_TX_RINGS
);
2573 qlcnic_set_sds_ring_count(adapter
,
2574 QLCNIC_DEF_SDS_RINGS
);
2576 qlcnic_set_tx_ring_count(adapter
, QLCNIC_SINGLE_RING
);
2577 qlcnic_set_sds_ring_count(adapter
, QLCNIC_SINGLE_RING
);
2580 err
= qlcnic_setup_idc_param(adapter
);
2582 goto err_out_free_hw
;
2584 adapter
->flags
|= QLCNIC_NEED_FLR
;
2586 } else if (qlcnic_83xx_check(adapter
)) {
2587 qlcnic_83xx_check_vf(adapter
, ent
);
2588 adapter
->portnum
= adapter
->ahw
->pci_func
;
2589 err
= qlcnic_83xx_init(adapter
, pci_using_dac
);
2592 case -ENOTRECOVERABLE
:
2593 dev_err(&pdev
->dev
, "Adapter initialization failed due to a faulty hardware\n");
2594 dev_err(&pdev
->dev
, "Please replace the adapter with new one and return the faulty adapter for repair\n");
2595 goto err_out_free_hw
;
2597 dev_err(&pdev
->dev
, "Adapter initialization failed. Please reboot\n");
2598 goto err_out_free_hw
;
2600 dev_err(&pdev
->dev
, "Adapter initialization failed\n");
2601 goto err_out_free_hw
;
2603 dev_err(&pdev
->dev
, "Adapter initialization failed. Driver will load in maintenance mode to recover the adapter using the application\n");
2604 goto err_out_maintenance_mode
;
2608 if (qlcnic_sriov_vf_check(adapter
))
2612 "%s: failed. Please Reboot\n", __func__
);
2614 goto err_out_free_hw
;
2617 if (qlcnic_read_mac_addr(adapter
))
2618 dev_warn(&pdev
->dev
, "failed to read mac addr\n");
2620 qlcnic_read_phys_port_id(adapter
);
2622 if (adapter
->portnum
== 0) {
2623 qlcnic_get_board_name(adapter
, board_name
);
2625 pr_info("%s: %s Board Chip rev 0x%x\n",
2626 module_name(THIS_MODULE
),
2627 board_name
, adapter
->ahw
->revision_id
);
2630 if (qlcnic_83xx_check(adapter
) && !qlcnic_use_msi_x
&&
2632 dev_warn(&pdev
->dev
,
2633 "Device does not support MSI interrupts\n");
2635 if (qlcnic_82xx_check(adapter
)) {
2636 qlcnic_dcb_enable(adapter
->dcb
);
2637 qlcnic_dcb_get_info(adapter
->dcb
);
2638 err
= qlcnic_setup_intr(adapter
);
2641 dev_err(&pdev
->dev
, "Failed to setup interrupt\n");
2642 goto err_out_disable_msi
;
2646 err
= qlcnic_get_act_pci_func(adapter
);
2648 goto err_out_disable_mbx_intr
;
2650 if (adapter
->portnum
== 0)
2651 qlcnic_set_drv_version(adapter
);
2653 err
= qlcnic_setup_netdev(adapter
, netdev
, pci_using_dac
);
2655 goto err_out_disable_mbx_intr
;
2657 pci_set_drvdata(pdev
, adapter
);
2659 if (qlcnic_82xx_check(adapter
))
2660 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
,
2663 switch (adapter
->ahw
->port_type
) {
2665 dev_info(&adapter
->pdev
->dev
, "%s: GbE port initialized\n",
2666 adapter
->netdev
->name
);
2669 dev_info(&adapter
->pdev
->dev
, "%s: XGbE port initialized\n",
2670 adapter
->netdev
->name
);
2674 if (adapter
->drv_mac_learn
)
2675 qlcnic_alloc_lb_filters_mem(adapter
);
2677 qlcnic_add_sysfs(adapter
);
2678 qlcnic_register_hwmon_dev(adapter
);
2681 err_out_disable_mbx_intr
:
2682 if (qlcnic_83xx_check(adapter
))
2683 qlcnic_83xx_free_mbx_intr(adapter
);
2685 err_out_disable_msi
:
2686 qlcnic_teardown_intr(adapter
);
2687 qlcnic_cancel_idc_work(adapter
);
2688 qlcnic_clr_all_drv_state(adapter
, 0);
2691 qlcnic_free_adapter_resources(adapter
);
2694 destroy_workqueue(adapter
->qlcnic_wq
);
2696 err_out_free_netdev
:
2697 free_netdev(netdev
);
2700 qlcnic_cleanup_pci_map(ahw
);
2702 err_out_free_hw_res
:
2706 pci_release_regions(pdev
);
2708 err_out_disable_pdev
:
2709 pci_disable_device(pdev
);
2712 err_out_maintenance_mode
:
2713 set_bit(__QLCNIC_MAINTENANCE_MODE
, &adapter
->state
);
2714 netdev
->netdev_ops
= &qlcnic_netdev_failed_ops
;
2715 netdev
->ethtool_ops
= &qlcnic_ethtool_failed_ops
;
2716 ahw
->port_type
= QLCNIC_XGBE
;
2718 if (qlcnic_83xx_check(adapter
))
2719 adapter
->tgt_status_reg
= NULL
;
2721 ahw
->board_type
= QLCNIC_BRDTYPE_P3P_10G_SFP_PLUS
;
2723 err
= register_netdev(netdev
);
2726 dev_err(&pdev
->dev
, "Failed to register net device\n");
2727 qlcnic_clr_all_drv_state(adapter
, 0);
2728 goto err_out_free_hw
;
2731 pci_set_drvdata(pdev
, adapter
);
2732 qlcnic_add_sysfs(adapter
);
2737 static void qlcnic_remove(struct pci_dev
*pdev
)
2739 struct qlcnic_adapter
*adapter
;
2740 struct net_device
*netdev
;
2741 struct qlcnic_hardware_context
*ahw
;
2743 adapter
= pci_get_drvdata(pdev
);
2744 if (adapter
== NULL
)
2747 netdev
= adapter
->netdev
;
2749 qlcnic_cancel_idc_work(adapter
);
2750 qlcnic_sriov_pf_disable(adapter
);
2753 unregister_netdev(netdev
);
2754 qlcnic_sriov_cleanup(adapter
);
2756 if (qlcnic_83xx_check(adapter
)) {
2757 qlcnic_83xx_initialize_nic(adapter
, 0);
2758 cancel_delayed_work_sync(&adapter
->idc_aen_work
);
2759 qlcnic_83xx_free_mbx_intr(adapter
);
2760 qlcnic_83xx_detach_mailbox_work(adapter
);
2761 qlcnic_83xx_free_mailbox(ahw
->mailbox
);
2762 kfree(ahw
->fw_info
);
2765 qlcnic_dcb_free(adapter
->dcb
);
2766 qlcnic_detach(adapter
);
2767 kfree(adapter
->npars
);
2768 kfree(adapter
->eswitch
);
2770 if (qlcnic_82xx_check(adapter
))
2771 qlcnic_clr_all_drv_state(adapter
, 0);
2773 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
2775 qlcnic_free_lb_filters_mem(adapter
);
2777 qlcnic_teardown_intr(adapter
);
2779 qlcnic_remove_sysfs(adapter
);
2781 qlcnic_unregister_hwmon_dev(adapter
);
2783 qlcnic_cleanup_pci_map(adapter
->ahw
);
2785 qlcnic_release_firmware(adapter
);
2787 pci_disable_pcie_error_reporting(pdev
);
2788 pci_release_regions(pdev
);
2789 pci_disable_device(pdev
);
2791 if (adapter
->qlcnic_wq
) {
2792 destroy_workqueue(adapter
->qlcnic_wq
);
2793 adapter
->qlcnic_wq
= NULL
;
2796 qlcnic_free_adapter_resources(adapter
);
2798 free_netdev(netdev
);
2801 static void qlcnic_shutdown(struct pci_dev
*pdev
)
2803 if (__qlcnic_shutdown(pdev
))
2806 pci_disable_device(pdev
);
2810 static int qlcnic_suspend(struct pci_dev
*pdev
, pm_message_t state
)
2814 retval
= __qlcnic_shutdown(pdev
);
2818 pci_set_power_state(pdev
, pci_choose_state(pdev
, state
));
2822 static int qlcnic_resume(struct pci_dev
*pdev
)
2824 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
2827 err
= pci_enable_device(pdev
);
2831 pci_set_power_state(pdev
, PCI_D0
);
2832 pci_set_master(pdev
);
2833 pci_restore_state(pdev
);
2835 return __qlcnic_resume(adapter
);
2839 static int qlcnic_open(struct net_device
*netdev
)
2841 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2844 if (test_bit(__QLCNIC_MAINTENANCE_MODE
, &adapter
->state
)) {
2845 netdev_err(netdev
, "%s: Device is in non-operational state\n",
2851 netif_carrier_off(netdev
);
2853 err
= qlcnic_attach(adapter
);
2857 err
= __qlcnic_up(adapter
, netdev
);
2859 qlcnic_detach(adapter
);
2865 * qlcnic_close - Disables a network interface entry point
2867 static int qlcnic_close(struct net_device
*netdev
)
2869 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
2871 __qlcnic_down(adapter
, netdev
);
2876 #define QLCNIC_VF_LB_BUCKET_SIZE 1
2878 void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter
*adapter
)
2882 struct net_device
*netdev
= adapter
->netdev
;
2883 u32 filter_size
= 0;
2884 u16 act_pci_func
= 0;
2886 if (adapter
->fhash
.fmax
&& adapter
->fhash
.fhead
)
2889 act_pci_func
= adapter
->ahw
->total_nic_func
;
2890 spin_lock_init(&adapter
->mac_learn_lock
);
2891 spin_lock_init(&adapter
->rx_mac_learn_lock
);
2893 if (qlcnic_sriov_vf_check(adapter
)) {
2894 filter_size
= QLCNIC_83XX_SRIOV_VF_MAX_MAC
- 1;
2895 adapter
->fhash
.fbucket_size
= QLCNIC_VF_LB_BUCKET_SIZE
;
2896 } else if (qlcnic_82xx_check(adapter
)) {
2897 filter_size
= QLCNIC_LB_MAX_FILTERS
;
2898 adapter
->fhash
.fbucket_size
= QLCNIC_LB_BUCKET_SIZE
;
2900 filter_size
= QLC_83XX_LB_MAX_FILTERS
;
2901 adapter
->fhash
.fbucket_size
= QLC_83XX_LB_BUCKET_SIZE
;
2904 head
= kcalloc(adapter
->fhash
.fbucket_size
,
2905 sizeof(struct hlist_head
), GFP_ATOMIC
);
2910 adapter
->fhash
.fmax
= (filter_size
/ act_pci_func
);
2911 adapter
->fhash
.fhead
= head
;
2913 netdev_info(netdev
, "active nic func = %d, mac filter size=%d\n",
2914 act_pci_func
, adapter
->fhash
.fmax
);
2916 for (i
= 0; i
< adapter
->fhash
.fbucket_size
; i
++)
2917 INIT_HLIST_HEAD(&adapter
->fhash
.fhead
[i
]);
2919 adapter
->rx_fhash
.fbucket_size
= adapter
->fhash
.fbucket_size
;
2921 head
= kcalloc(adapter
->rx_fhash
.fbucket_size
,
2922 sizeof(struct hlist_head
), GFP_ATOMIC
);
2927 adapter
->rx_fhash
.fmax
= (filter_size
/ act_pci_func
);
2928 adapter
->rx_fhash
.fhead
= head
;
2930 for (i
= 0; i
< adapter
->rx_fhash
.fbucket_size
; i
++)
2931 INIT_HLIST_HEAD(&adapter
->rx_fhash
.fhead
[i
]);
2934 static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter
*adapter
)
2936 if (adapter
->fhash
.fmax
)
2937 kfree(adapter
->fhash
.fhead
);
2939 adapter
->fhash
.fhead
= NULL
;
2940 adapter
->fhash
.fmax
= 0;
2942 if (adapter
->rx_fhash
.fmax
)
2943 kfree(adapter
->rx_fhash
.fhead
);
2945 adapter
->rx_fhash
.fmax
= 0;
2946 adapter
->rx_fhash
.fhead
= NULL
;
2949 int qlcnic_check_temp(struct qlcnic_adapter
*adapter
)
2951 struct net_device
*netdev
= adapter
->netdev
;
2952 u32 temp_state
, temp_val
, temp
= 0;
2955 if (qlcnic_83xx_check(adapter
))
2956 temp
= QLCRDX(adapter
->ahw
, QLC_83XX_ASIC_TEMP
);
2958 if (qlcnic_82xx_check(adapter
))
2959 temp
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_ASIC_TEMP
);
2961 temp_state
= qlcnic_get_temp_state(temp
);
2962 temp_val
= qlcnic_get_temp_val(temp
);
2964 if (temp_state
== QLCNIC_TEMP_PANIC
) {
2965 dev_err(&netdev
->dev
,
2966 "Device temperature %d degrees C exceeds"
2967 " maximum allowed. Hardware has been shut down.\n",
2970 } else if (temp_state
== QLCNIC_TEMP_WARN
) {
2971 if (adapter
->ahw
->temp
== QLCNIC_TEMP_NORMAL
) {
2972 dev_err(&netdev
->dev
,
2973 "Device temperature %d degrees C "
2974 "exceeds operating range."
2975 " Immediate action needed.\n",
2979 if (adapter
->ahw
->temp
== QLCNIC_TEMP_WARN
) {
2980 dev_info(&netdev
->dev
,
2981 "Device temperature is now %d degrees C"
2982 " in normal range.\n", temp_val
);
2985 adapter
->ahw
->temp
= temp_state
;
2989 static inline void dump_tx_ring_desc(struct qlcnic_host_tx_ring
*tx_ring
)
2992 struct cmd_desc_type0
*tx_desc_info
;
2994 for (i
= 0; i
< tx_ring
->num_desc
; i
++) {
2995 tx_desc_info
= &tx_ring
->desc_head
[i
];
2996 pr_info("TX Desc: %d\n", i
);
2997 print_hex_dump(KERN_INFO
, "TX: ", DUMP_PREFIX_OFFSET
, 16, 1,
2998 &tx_ring
->desc_head
[i
],
2999 sizeof(struct cmd_desc_type0
), true);
3003 static void qlcnic_dump_rings(struct qlcnic_adapter
*adapter
)
3005 struct qlcnic_recv_context
*recv_ctx
= adapter
->recv_ctx
;
3006 struct net_device
*netdev
= adapter
->netdev
;
3007 struct qlcnic_host_rds_ring
*rds_ring
;
3008 struct qlcnic_host_sds_ring
*sds_ring
;
3009 struct qlcnic_host_tx_ring
*tx_ring
;
3012 if (!netdev
|| !netif_running(netdev
))
3015 for (ring
= 0; ring
< adapter
->max_rds_rings
; ring
++) {
3016 rds_ring
= &recv_ctx
->rds_rings
[ring
];
3020 "rds_ring=%d crb_rcv_producer=%d producer=%u num_desc=%u\n",
3021 ring
, readl(rds_ring
->crb_rcv_producer
),
3022 rds_ring
->producer
, rds_ring
->num_desc
);
3025 for (ring
= 0; ring
< adapter
->drv_sds_rings
; ring
++) {
3026 sds_ring
= &(recv_ctx
->sds_rings
[ring
]);
3030 "sds_ring=%d crb_sts_consumer=%d consumer=%u crb_intr_mask=%d num_desc=%u\n",
3031 ring
, readl(sds_ring
->crb_sts_consumer
),
3032 sds_ring
->consumer
, readl(sds_ring
->crb_intr_mask
),
3033 sds_ring
->num_desc
);
3036 for (ring
= 0; ring
< adapter
->drv_tx_rings
; ring
++) {
3037 tx_ring
= &adapter
->tx_ring
[ring
];
3040 netdev_info(netdev
, "Tx ring=%d Context Id=0x%x\n",
3041 ring
, tx_ring
->ctx_id
);
3043 "xmit_finished=%llu, xmit_called=%llu, xmit_on=%llu, xmit_off=%llu\n",
3044 tx_ring
->tx_stats
.xmit_finished
,
3045 tx_ring
->tx_stats
.xmit_called
,
3046 tx_ring
->tx_stats
.xmit_on
,
3047 tx_ring
->tx_stats
.xmit_off
);
3049 if (tx_ring
->crb_intr_mask
)
3050 netdev_info(netdev
, "crb_intr_mask=%d\n",
3051 readl(tx_ring
->crb_intr_mask
));
3054 "hw_producer=%d, sw_producer=%d sw_consumer=%d, hw_consumer=%d\n",
3055 readl(tx_ring
->crb_cmd_producer
),
3056 tx_ring
->producer
, tx_ring
->sw_consumer
,
3057 le32_to_cpu(*(tx_ring
->hw_consumer
)));
3059 netdev_info(netdev
, "Total desc=%d, Available desc=%d\n",
3060 tx_ring
->num_desc
, qlcnic_tx_avail(tx_ring
));
3062 if (netif_msg_tx_err(adapter
->ahw
))
3063 dump_tx_ring_desc(tx_ring
);
3068 static void qlcnic_tx_timeout(struct net_device
*netdev
)
3070 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
3072 if (test_bit(__QLCNIC_RESETTING
, &adapter
->state
))
3075 qlcnic_dump_rings(adapter
);
3077 if (++adapter
->tx_timeo_cnt
>= QLCNIC_MAX_TX_TIMEOUTS
||
3078 netif_msg_tx_err(adapter
->ahw
)) {
3079 netdev_err(netdev
, "Tx timeout, reset the adapter.\n");
3080 if (qlcnic_82xx_check(adapter
))
3081 adapter
->need_fw_reset
= 1;
3082 else if (qlcnic_83xx_check(adapter
))
3083 qlcnic_83xx_idc_request_reset(adapter
,
3084 QLCNIC_FORCE_FW_DUMP_KEY
);
3086 netdev_err(netdev
, "Tx timeout, reset adapter context.\n");
3087 adapter
->ahw
->reset_context
= 1;
3091 static struct net_device_stats
*qlcnic_get_stats(struct net_device
*netdev
)
3093 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
3094 struct net_device_stats
*stats
= &netdev
->stats
;
3096 if (test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
3097 qlcnic_update_stats(adapter
);
3099 stats
->rx_packets
= adapter
->stats
.rx_pkts
+ adapter
->stats
.lro_pkts
;
3100 stats
->tx_packets
= adapter
->stats
.xmitfinished
;
3101 stats
->rx_bytes
= adapter
->stats
.rxbytes
+ adapter
->stats
.lrobytes
;
3102 stats
->tx_bytes
= adapter
->stats
.txbytes
;
3103 stats
->rx_dropped
= adapter
->stats
.rxdropped
;
3104 stats
->tx_dropped
= adapter
->stats
.txdropped
;
3109 static irqreturn_t
qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter
*adapter
)
3113 status
= readl(adapter
->isr_int_vec
);
3115 if (!(status
& adapter
->ahw
->int_vec_bit
))
3118 /* check interrupt state machine, to be sure */
3119 status
= readl(adapter
->crb_int_state_reg
);
3120 if (!ISR_LEGACY_INT_TRIGGERED(status
))
3123 writel(0xffffffff, adapter
->tgt_status_reg
);
3124 /* read twice to ensure write is flushed */
3125 readl(adapter
->isr_int_vec
);
3126 readl(adapter
->isr_int_vec
);
3131 static irqreturn_t
qlcnic_tmp_intr(int irq
, void *data
)
3133 struct qlcnic_host_sds_ring
*sds_ring
= data
;
3134 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
3136 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
)
3138 else if (adapter
->flags
& QLCNIC_MSI_ENABLED
) {
3139 writel(0xffffffff, adapter
->tgt_status_reg
);
3143 if (qlcnic_clear_legacy_intr(adapter
) == IRQ_NONE
)
3147 adapter
->ahw
->diag_cnt
++;
3148 qlcnic_enable_sds_intr(adapter
, sds_ring
);
3152 static irqreturn_t
qlcnic_intr(int irq
, void *data
)
3154 struct qlcnic_host_sds_ring
*sds_ring
= data
;
3155 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
3157 if (qlcnic_clear_legacy_intr(adapter
) == IRQ_NONE
)
3160 napi_schedule(&sds_ring
->napi
);
3165 static irqreturn_t
qlcnic_msi_intr(int irq
, void *data
)
3167 struct qlcnic_host_sds_ring
*sds_ring
= data
;
3168 struct qlcnic_adapter
*adapter
= sds_ring
->adapter
;
3170 /* clear interrupt */
3171 writel(0xffffffff, adapter
->tgt_status_reg
);
3173 napi_schedule(&sds_ring
->napi
);
3177 static irqreturn_t
qlcnic_msix_intr(int irq
, void *data
)
3179 struct qlcnic_host_sds_ring
*sds_ring
= data
;
3181 napi_schedule(&sds_ring
->napi
);
3185 static irqreturn_t
qlcnic_msix_tx_intr(int irq
, void *data
)
3187 struct qlcnic_host_tx_ring
*tx_ring
= data
;
3189 napi_schedule(&tx_ring
->napi
);
3193 #ifdef CONFIG_NET_POLL_CONTROLLER
3194 static void qlcnic_poll_controller(struct net_device
*netdev
)
3196 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
3197 struct qlcnic_host_sds_ring
*sds_ring
;
3198 struct qlcnic_recv_context
*recv_ctx
;
3199 struct qlcnic_host_tx_ring
*tx_ring
;
3202 if (!test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
3205 recv_ctx
= adapter
->recv_ctx
;
3207 for (ring
= 0; ring
< adapter
->drv_sds_rings
; ring
++) {
3208 sds_ring
= &recv_ctx
->sds_rings
[ring
];
3209 qlcnic_disable_sds_intr(adapter
, sds_ring
);
3210 napi_schedule(&sds_ring
->napi
);
3213 if (adapter
->flags
& QLCNIC_MSIX_ENABLED
) {
3214 /* Only Multi-Tx queue capable devices need to
3215 * schedule NAPI for TX rings
3217 if ((qlcnic_83xx_check(adapter
) &&
3218 (adapter
->flags
& QLCNIC_TX_INTR_SHARED
)) ||
3219 (qlcnic_82xx_check(adapter
) &&
3220 !qlcnic_check_multi_tx(adapter
)))
3223 for (ring
= 0; ring
< adapter
->drv_tx_rings
; ring
++) {
3224 tx_ring
= &adapter
->tx_ring
[ring
];
3225 qlcnic_disable_tx_intr(adapter
, tx_ring
);
3226 napi_schedule(&tx_ring
->napi
);
3233 qlcnic_idc_debug_info(struct qlcnic_adapter
*adapter
, u8 encoding
)
3237 val
= adapter
->portnum
& 0xf;
3238 val
|= encoding
<< 7;
3239 val
|= (jiffies
- adapter
->dev_rst_time
) << 8;
3241 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_SCRATCH
, val
);
3242 adapter
->dev_rst_time
= jiffies
;
3246 qlcnic_set_drv_state(struct qlcnic_adapter
*adapter
, u8 state
)
3250 WARN_ON(state
!= QLCNIC_DEV_NEED_RESET
&&
3251 state
!= QLCNIC_DEV_NEED_QUISCENT
);
3253 if (qlcnic_api_lock(adapter
))
3256 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
3258 if (state
== QLCNIC_DEV_NEED_RESET
)
3259 QLC_DEV_SET_RST_RDY(val
, adapter
->portnum
);
3260 else if (state
== QLCNIC_DEV_NEED_QUISCENT
)
3261 QLC_DEV_SET_QSCNT_RDY(val
, adapter
->portnum
);
3263 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
3265 qlcnic_api_unlock(adapter
);
3271 qlcnic_clr_drv_state(struct qlcnic_adapter
*adapter
)
3275 if (qlcnic_api_lock(adapter
))
3278 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
3279 QLC_DEV_CLR_RST_QSCNT(val
, adapter
->portnum
);
3280 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
3282 qlcnic_api_unlock(adapter
);
3287 void qlcnic_clr_all_drv_state(struct qlcnic_adapter
*adapter
, u8 failed
)
3291 if (qlcnic_api_lock(adapter
))
3294 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_ACTIVE
);
3295 QLC_DEV_CLR_REF_CNT(val
, adapter
->portnum
);
3296 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_ACTIVE
, val
);
3299 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
3301 dev_info(&adapter
->pdev
->dev
,
3302 "Device state set to Failed. Please Reboot\n");
3303 } else if (!(val
& 0x11111111))
3304 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
3307 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
3308 QLC_DEV_CLR_RST_QSCNT(val
, adapter
->portnum
);
3309 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
3311 qlcnic_api_unlock(adapter
);
3313 adapter
->fw_fail_cnt
= 0;
3314 adapter
->flags
&= ~QLCNIC_FW_HANG
;
3315 clear_bit(__QLCNIC_START_FW
, &adapter
->state
);
3316 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
3319 /* Grab api lock, before checking state */
3321 qlcnic_check_drv_state(struct qlcnic_adapter
*adapter
)
3323 int act
, state
, active_mask
;
3324 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
3326 state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
3327 act
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_ACTIVE
);
3329 if (adapter
->flags
& QLCNIC_FW_RESET_OWNER
) {
3330 active_mask
= (~(1 << (ahw
->pci_func
* 4)));
3331 act
= act
& active_mask
;
3334 if (((state
& 0x11111111) == (act
& 0x11111111)) ||
3335 ((act
& 0x11111111) == ((state
>> 1) & 0x11111111)))
3341 static int qlcnic_check_idc_ver(struct qlcnic_adapter
*adapter
)
3343 u32 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_IDC_VER
);
3345 if (val
!= QLCNIC_DRV_IDC_VER
) {
3346 dev_warn(&adapter
->pdev
->dev
, "IDC Version mismatch, driver's"
3347 " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER
, val
);
3354 qlcnic_can_start_firmware(struct qlcnic_adapter
*adapter
)
3356 u32 val
, prev_state
;
3357 u8 dev_init_timeo
= adapter
->dev_init_timeo
;
3358 u8 portnum
= adapter
->portnum
;
3361 if (test_and_clear_bit(__QLCNIC_START_FW
, &adapter
->state
))
3364 if (qlcnic_api_lock(adapter
))
3367 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_ACTIVE
);
3368 if (!(val
& (1 << (portnum
* 4)))) {
3369 QLC_DEV_SET_REF_CNT(val
, portnum
);
3370 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_ACTIVE
, val
);
3373 prev_state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3374 QLCDB(adapter
, HW
, "Device state = %u\n", prev_state
);
3376 switch (prev_state
) {
3377 case QLCNIC_DEV_COLD
:
3378 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
3379 QLCNIC_DEV_INITIALIZING
);
3380 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_IDC_VER
,
3381 QLCNIC_DRV_IDC_VER
);
3382 qlcnic_idc_debug_info(adapter
, 0);
3383 qlcnic_api_unlock(adapter
);
3386 case QLCNIC_DEV_READY
:
3387 ret
= qlcnic_check_idc_ver(adapter
);
3388 qlcnic_api_unlock(adapter
);
3391 case QLCNIC_DEV_NEED_RESET
:
3392 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
3393 QLC_DEV_SET_RST_RDY(val
, portnum
);
3394 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
3397 case QLCNIC_DEV_NEED_QUISCENT
:
3398 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
3399 QLC_DEV_SET_QSCNT_RDY(val
, portnum
);
3400 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
3403 case QLCNIC_DEV_FAILED
:
3404 dev_err(&adapter
->pdev
->dev
, "Device in failed state.\n");
3405 qlcnic_api_unlock(adapter
);
3408 case QLCNIC_DEV_INITIALIZING
:
3409 case QLCNIC_DEV_QUISCENT
:
3413 qlcnic_api_unlock(adapter
);
3417 prev_state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3419 if (prev_state
== QLCNIC_DEV_QUISCENT
)
3421 } while ((prev_state
!= QLCNIC_DEV_READY
) && --dev_init_timeo
);
3423 if (!dev_init_timeo
) {
3424 dev_err(&adapter
->pdev
->dev
,
3425 "Waiting for device to initialize timeout\n");
3429 if (qlcnic_api_lock(adapter
))
3432 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DRV_STATE
);
3433 QLC_DEV_CLR_RST_QSCNT(val
, portnum
);
3434 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DRV_STATE
, val
);
3436 ret
= qlcnic_check_idc_ver(adapter
);
3437 qlcnic_api_unlock(adapter
);
3443 qlcnic_fwinit_work(struct work_struct
*work
)
3445 struct qlcnic_adapter
*adapter
= container_of(work
,
3446 struct qlcnic_adapter
, fw_work
.work
);
3447 u32 dev_state
= 0xf;
3450 if (qlcnic_api_lock(adapter
))
3453 dev_state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3454 if (dev_state
== QLCNIC_DEV_QUISCENT
||
3455 dev_state
== QLCNIC_DEV_NEED_QUISCENT
) {
3456 qlcnic_api_unlock(adapter
);
3457 qlcnic_schedule_work(adapter
, qlcnic_fwinit_work
,
3462 if (adapter
->ahw
->op_mode
== QLCNIC_NON_PRIV_FUNC
) {
3463 qlcnic_api_unlock(adapter
);
3467 if (dev_state
== QLCNIC_DEV_INITIALIZING
||
3468 dev_state
== QLCNIC_DEV_READY
) {
3469 dev_info(&adapter
->pdev
->dev
, "Detected state change from "
3470 "DEV_NEED_RESET, skipping ack check\n");
3471 goto skip_ack_check
;
3474 if (adapter
->fw_wait_cnt
++ > adapter
->reset_ack_timeo
) {
3475 dev_info(&adapter
->pdev
->dev
, "Reset:Failed to get ack %d sec\n",
3476 adapter
->reset_ack_timeo
);
3477 goto skip_ack_check
;
3480 if (!qlcnic_check_drv_state(adapter
)) {
3482 dev_state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3484 if (dev_state
== QLCNIC_DEV_NEED_RESET
) {
3485 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
3486 QLCNIC_DEV_INITIALIZING
);
3487 set_bit(__QLCNIC_START_FW
, &adapter
->state
);
3488 QLCDB(adapter
, DRV
, "Restarting fw\n");
3489 qlcnic_idc_debug_info(adapter
, 0);
3490 val
= QLC_SHARED_REG_RD32(adapter
,
3491 QLCNIC_CRB_DRV_STATE
);
3492 QLC_DEV_SET_RST_RDY(val
, adapter
->portnum
);
3493 QLC_SHARED_REG_WR32(adapter
,
3494 QLCNIC_CRB_DRV_STATE
, val
);
3497 qlcnic_api_unlock(adapter
);
3500 if (qlcnic_check_fw_dump_state(adapter
) &&
3501 (adapter
->flags
& QLCNIC_FW_RESET_OWNER
)) {
3502 QLCDB(adapter
, DRV
, "Take FW dump\n");
3503 qlcnic_dump_fw(adapter
);
3504 adapter
->flags
|= QLCNIC_FW_HANG
;
3508 adapter
->flags
&= ~QLCNIC_FW_RESET_OWNER
;
3509 if (!adapter
->nic_ops
->start_firmware(adapter
)) {
3510 qlcnic_schedule_work(adapter
, qlcnic_attach_work
, 0);
3511 adapter
->fw_wait_cnt
= 0;
3517 qlcnic_api_unlock(adapter
);
3520 dev_state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3521 QLCDB(adapter
, HW
, "Func waiting: Device state=%u\n", dev_state
);
3523 switch (dev_state
) {
3524 case QLCNIC_DEV_READY
:
3525 if (!qlcnic_start_firmware(adapter
)) {
3526 qlcnic_schedule_work(adapter
, qlcnic_attach_work
, 0);
3527 adapter
->fw_wait_cnt
= 0;
3530 case QLCNIC_DEV_FAILED
:
3533 qlcnic_schedule_work(adapter
,
3534 qlcnic_fwinit_work
, FW_POLL_DELAY
);
3539 dev_err(&adapter
->pdev
->dev
, "Fwinit work failed state=%u "
3540 "fw_wait_cnt=%u\n", dev_state
, adapter
->fw_wait_cnt
);
3541 netif_device_attach(adapter
->netdev
);
3542 qlcnic_clr_all_drv_state(adapter
, 0);
3546 qlcnic_detach_work(struct work_struct
*work
)
3548 struct qlcnic_adapter
*adapter
= container_of(work
,
3549 struct qlcnic_adapter
, fw_work
.work
);
3550 struct net_device
*netdev
= adapter
->netdev
;
3553 netif_device_detach(netdev
);
3555 /* Dont grab rtnl lock during Quiscent mode */
3556 if (adapter
->dev_state
== QLCNIC_DEV_NEED_QUISCENT
) {
3557 if (netif_running(netdev
))
3558 __qlcnic_down(adapter
, netdev
);
3560 qlcnic_down(adapter
, netdev
);
3562 status
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_PEG_HALT_STATUS1
);
3564 if (status
& QLCNIC_RCODE_FATAL_ERROR
) {
3565 dev_err(&adapter
->pdev
->dev
,
3566 "Detaching the device: peg halt status1=0x%x\n",
3569 if (QLCNIC_FWERROR_CODE(status
) == QLCNIC_FWERROR_FAN_FAILURE
) {
3570 dev_err(&adapter
->pdev
->dev
,
3571 "On board active cooling fan failed. "
3572 "Device has been halted.\n");
3573 dev_err(&adapter
->pdev
->dev
,
3574 "Replace the adapter.\n");
3580 if (adapter
->ahw
->temp
== QLCNIC_TEMP_PANIC
) {
3581 dev_err(&adapter
->pdev
->dev
, "Detaching the device: temp=%d\n",
3582 adapter
->ahw
->temp
);
3586 /* Dont ack if this instance is the reset owner */
3587 if (!(adapter
->flags
& QLCNIC_FW_RESET_OWNER
)) {
3588 if (qlcnic_set_drv_state(adapter
, adapter
->dev_state
)) {
3589 dev_err(&adapter
->pdev
->dev
,
3590 "Failed to set driver state,"
3591 "detaching the device.\n");
3596 adapter
->fw_wait_cnt
= 0;
3598 qlcnic_schedule_work(adapter
, qlcnic_fwinit_work
, FW_POLL_DELAY
);
3603 netif_device_attach(netdev
);
3604 qlcnic_clr_all_drv_state(adapter
, 1);
3607 /*Transit NPAR state to NON Operational */
3609 qlcnic_set_npar_non_operational(struct qlcnic_adapter
*adapter
)
3613 state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
);
3614 if (state
== QLCNIC_DEV_NPAR_NON_OPER
)
3617 if (qlcnic_api_lock(adapter
))
3619 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
,
3620 QLCNIC_DEV_NPAR_NON_OPER
);
3621 qlcnic_api_unlock(adapter
);
3624 static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter
*adapter
,
3627 u32 state
, xg_val
= 0, gb_val
= 0;
3629 qlcnic_xg_set_xg0_mask(xg_val
);
3630 qlcnic_xg_set_xg1_mask(xg_val
);
3631 QLCWR32(adapter
, QLCNIC_NIU_XG_PAUSE_CTL
, xg_val
);
3632 qlcnic_gb_set_gb0_mask(gb_val
);
3633 qlcnic_gb_set_gb1_mask(gb_val
);
3634 qlcnic_gb_set_gb2_mask(gb_val
);
3635 qlcnic_gb_set_gb3_mask(gb_val
);
3636 QLCWR32(adapter
, QLCNIC_NIU_GB_PAUSE_CTL
, gb_val
);
3637 dev_info(&adapter
->pdev
->dev
, "Pause control frames disabled"
3639 adapter
->need_fw_reset
= 1;
3641 if (qlcnic_api_lock(adapter
))
3644 state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3646 if (test_bit(__QLCNIC_MAINTENANCE_MODE
, &adapter
->state
)) {
3647 netdev_err(adapter
->netdev
, "%s: Device is in non-operational state\n",
3649 qlcnic_api_unlock(adapter
);
3654 if (state
== QLCNIC_DEV_READY
) {
3655 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
3656 QLCNIC_DEV_NEED_RESET
);
3657 adapter
->flags
|= QLCNIC_FW_RESET_OWNER
;
3658 QLCDB(adapter
, DRV
, "NEED_RESET state set\n");
3659 qlcnic_idc_debug_info(adapter
, 0);
3662 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
,
3663 QLCNIC_DEV_NPAR_NON_OPER
);
3664 qlcnic_api_unlock(adapter
);
3667 /* Transit to NPAR READY state from NPAR NOT READY state */
3669 qlcnic_dev_set_npar_ready(struct qlcnic_adapter
*adapter
)
3671 if (qlcnic_api_lock(adapter
))
3674 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_NPAR_STATE
,
3675 QLCNIC_DEV_NPAR_OPER
);
3676 QLCDB(adapter
, DRV
, "NPAR operational state set\n");
3678 qlcnic_api_unlock(adapter
);
3681 void qlcnic_schedule_work(struct qlcnic_adapter
*adapter
,
3682 work_func_t func
, int delay
)
3684 if (test_bit(__QLCNIC_AER
, &adapter
->state
))
3687 INIT_DELAYED_WORK(&adapter
->fw_work
, func
);
3688 queue_delayed_work(adapter
->qlcnic_wq
, &adapter
->fw_work
,
3689 round_jiffies_relative(delay
));
3693 qlcnic_attach_work(struct work_struct
*work
)
3695 struct qlcnic_adapter
*adapter
= container_of(work
,
3696 struct qlcnic_adapter
, fw_work
.work
);
3697 struct net_device
*netdev
= adapter
->netdev
;
3700 if (adapter
->ahw
->op_mode
!= QLCNIC_MGMT_FUNC
) {
3701 npar_state
= QLC_SHARED_REG_RD32(adapter
,
3702 QLCNIC_CRB_DEV_NPAR_STATE
);
3703 if (adapter
->fw_wait_cnt
++ > QLCNIC_DEV_NPAR_OPER_TIMEO
)
3704 qlcnic_clr_all_drv_state(adapter
, 0);
3705 else if (npar_state
!= QLCNIC_DEV_NPAR_OPER
)
3706 qlcnic_schedule_work(adapter
, qlcnic_attach_work
,
3710 QLCDB(adapter
, DRV
, "Waiting for NPAR state to operational\n");
3714 qlcnic_dcb_get_info(adapter
->dcb
);
3716 if (netif_running(netdev
)) {
3717 if (qlcnic_up(adapter
, netdev
))
3720 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
3724 netif_device_attach(netdev
);
3725 adapter
->fw_fail_cnt
= 0;
3726 adapter
->flags
&= ~QLCNIC_FW_HANG
;
3727 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
3728 if (adapter
->portnum
== 0)
3729 qlcnic_set_drv_version(adapter
);
3731 if (!qlcnic_clr_drv_state(adapter
))
3732 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
,
3737 qlcnic_check_health(struct qlcnic_adapter
*adapter
)
3739 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
3740 struct qlcnic_fw_dump
*fw_dump
= &ahw
->fw_dump
;
3741 u32 state
= 0, heartbeat
;
3745 if (qlcnic_check_temp(adapter
))
3748 if (adapter
->need_fw_reset
)
3749 qlcnic_dev_request_reset(adapter
, 0);
3751 state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3752 if (state
== QLCNIC_DEV_NEED_RESET
) {
3753 qlcnic_set_npar_non_operational(adapter
);
3754 adapter
->need_fw_reset
= 1;
3755 } else if (state
== QLCNIC_DEV_NEED_QUISCENT
)
3758 heartbeat
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_PEG_ALIVE_COUNTER
);
3759 if (heartbeat
!= adapter
->heartbeat
) {
3760 adapter
->heartbeat
= heartbeat
;
3761 adapter
->fw_fail_cnt
= 0;
3762 if (adapter
->need_fw_reset
)
3765 if (ahw
->reset_context
&& qlcnic_auto_fw_reset
)
3766 qlcnic_reset_hw_context(adapter
);
3771 if (++adapter
->fw_fail_cnt
< FW_FAIL_THRESH
)
3774 adapter
->flags
|= QLCNIC_FW_HANG
;
3776 qlcnic_dev_request_reset(adapter
, 0);
3778 if (qlcnic_auto_fw_reset
)
3779 clear_bit(__QLCNIC_FW_ATTACHED
, &adapter
->state
);
3781 dev_err(&adapter
->pdev
->dev
, "firmware hang detected\n");
3782 peg_status
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_PEG_HALT_STATUS1
);
3783 dev_err(&adapter
->pdev
->dev
, "Dumping hw/fw registers\n"
3784 "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n"
3785 "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n"
3786 "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n"
3787 "PEG_NET_4_PC: 0x%x\n",
3789 QLC_SHARED_REG_RD32(adapter
, QLCNIC_PEG_HALT_STATUS2
),
3790 QLCRD32(adapter
, QLCNIC_CRB_PEG_NET_0
+ 0x3c, &err
),
3791 QLCRD32(adapter
, QLCNIC_CRB_PEG_NET_1
+ 0x3c, &err
),
3792 QLCRD32(adapter
, QLCNIC_CRB_PEG_NET_2
+ 0x3c, &err
),
3793 QLCRD32(adapter
, QLCNIC_CRB_PEG_NET_3
+ 0x3c, &err
),
3794 QLCRD32(adapter
, QLCNIC_CRB_PEG_NET_4
+ 0x3c, &err
));
3795 if (QLCNIC_FWERROR_CODE(peg_status
) == 0x67)
3796 dev_err(&adapter
->pdev
->dev
,
3797 "Firmware aborted with error code 0x00006700. "
3798 "Device is being reset.\n");
3800 adapter
->dev_state
= (state
== QLCNIC_DEV_NEED_QUISCENT
) ? state
:
3801 QLCNIC_DEV_NEED_RESET
;
3803 if (qlcnic_auto_fw_reset
&& !test_and_set_bit(__QLCNIC_RESETTING
,
3806 qlcnic_schedule_work(adapter
, qlcnic_detach_work
, 0);
3807 QLCDB(adapter
, DRV
, "fw recovery scheduled.\n");
3808 } else if (!qlcnic_auto_fw_reset
&& fw_dump
->enable
&&
3809 adapter
->flags
& QLCNIC_FW_RESET_OWNER
) {
3810 qlcnic_dump_fw(adapter
);
3816 void qlcnic_fw_poll_work(struct work_struct
*work
)
3818 struct qlcnic_adapter
*adapter
= container_of(work
,
3819 struct qlcnic_adapter
, fw_work
.work
);
3821 if (test_bit(__QLCNIC_RESETTING
, &adapter
->state
))
3825 if (qlcnic_check_health(adapter
))
3828 if (adapter
->fhash
.fnum
)
3829 qlcnic_prune_lb_filters(adapter
);
3832 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
, FW_POLL_DELAY
);
3835 static int qlcnic_is_first_func(struct pci_dev
*pdev
)
3837 struct pci_dev
*oth_pdev
;
3838 int val
= pdev
->devfn
;
3841 oth_pdev
= pci_get_domain_bus_and_slot(pci_domain_nr
3842 (pdev
->bus
), pdev
->bus
->number
,
3843 PCI_DEVFN(PCI_SLOT(pdev
->devfn
), val
));
3847 if (oth_pdev
->current_state
!= PCI_D3cold
) {
3848 pci_dev_put(oth_pdev
);
3851 pci_dev_put(oth_pdev
);
3856 static int qlcnic_attach_func(struct pci_dev
*pdev
)
3858 int err
, first_func
;
3859 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3860 struct net_device
*netdev
= adapter
->netdev
;
3862 pdev
->error_state
= pci_channel_io_normal
;
3864 err
= pci_enable_device(pdev
);
3868 pci_set_master(pdev
);
3869 pci_restore_state(pdev
);
3871 first_func
= qlcnic_is_first_func(pdev
);
3873 if (qlcnic_api_lock(adapter
))
3876 if (adapter
->ahw
->op_mode
!= QLCNIC_NON_PRIV_FUNC
&& first_func
) {
3877 adapter
->need_fw_reset
= 1;
3878 set_bit(__QLCNIC_START_FW
, &adapter
->state
);
3879 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CRB_DEV_STATE
,
3880 QLCNIC_DEV_INITIALIZING
);
3881 QLCDB(adapter
, DRV
, "Restarting fw\n");
3883 qlcnic_api_unlock(adapter
);
3885 err
= qlcnic_start_firmware(adapter
);
3889 qlcnic_clr_drv_state(adapter
);
3890 kfree(adapter
->msix_entries
);
3891 adapter
->msix_entries
= NULL
;
3892 err
= qlcnic_setup_intr(adapter
);
3895 kfree(adapter
->msix_entries
);
3896 netdev_err(netdev
, "failed to setup interrupt\n");
3900 if (netif_running(netdev
)) {
3901 err
= qlcnic_attach(adapter
);
3903 qlcnic_clr_all_drv_state(adapter
, 1);
3904 clear_bit(__QLCNIC_AER
, &adapter
->state
);
3905 netif_device_attach(netdev
);
3909 err
= qlcnic_up(adapter
, netdev
);
3913 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
3916 netif_device_attach(netdev
);
3920 static pci_ers_result_t
qlcnic_82xx_io_error_detected(struct pci_dev
*pdev
,
3921 pci_channel_state_t state
)
3923 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3924 struct net_device
*netdev
= adapter
->netdev
;
3926 if (state
== pci_channel_io_perm_failure
)
3927 return PCI_ERS_RESULT_DISCONNECT
;
3929 if (state
== pci_channel_io_normal
)
3930 return PCI_ERS_RESULT_RECOVERED
;
3932 set_bit(__QLCNIC_AER
, &adapter
->state
);
3933 netif_device_detach(netdev
);
3935 cancel_delayed_work_sync(&adapter
->fw_work
);
3937 if (netif_running(netdev
))
3938 qlcnic_down(adapter
, netdev
);
3940 qlcnic_detach(adapter
);
3941 qlcnic_teardown_intr(adapter
);
3943 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
3945 pci_save_state(pdev
);
3946 pci_disable_device(pdev
);
3948 return PCI_ERS_RESULT_NEED_RESET
;
3951 static pci_ers_result_t
qlcnic_82xx_io_slot_reset(struct pci_dev
*pdev
)
3953 pci_ers_result_t res
;
3956 res
= qlcnic_attach_func(pdev
) ? PCI_ERS_RESULT_DISCONNECT
:
3957 PCI_ERS_RESULT_RECOVERED
;
3963 static void qlcnic_82xx_io_resume(struct pci_dev
*pdev
)
3966 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3968 pci_cleanup_aer_uncorrect_error_status(pdev
);
3969 state
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_STATE
);
3970 if (state
== QLCNIC_DEV_READY
&& test_and_clear_bit(__QLCNIC_AER
,
3972 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
,
3976 static pci_ers_result_t
qlcnic_io_error_detected(struct pci_dev
*pdev
,
3977 pci_channel_state_t state
)
3979 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3980 struct qlcnic_hardware_ops
*hw_ops
= adapter
->ahw
->hw_ops
;
3982 if (hw_ops
->io_error_detected
) {
3983 return hw_ops
->io_error_detected(pdev
, state
);
3985 dev_err(&pdev
->dev
, "AER error_detected handler not registered.\n");
3986 return PCI_ERS_RESULT_DISCONNECT
;
3990 static pci_ers_result_t
qlcnic_io_slot_reset(struct pci_dev
*pdev
)
3992 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
3993 struct qlcnic_hardware_ops
*hw_ops
= adapter
->ahw
->hw_ops
;
3995 if (hw_ops
->io_slot_reset
) {
3996 return hw_ops
->io_slot_reset(pdev
);
3998 dev_err(&pdev
->dev
, "AER slot_reset handler not registered.\n");
3999 return PCI_ERS_RESULT_DISCONNECT
;
4003 static void qlcnic_io_resume(struct pci_dev
*pdev
)
4005 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
4006 struct qlcnic_hardware_ops
*hw_ops
= adapter
->ahw
->hw_ops
;
4008 if (hw_ops
->io_resume
)
4009 hw_ops
->io_resume(pdev
);
4011 dev_err(&pdev
->dev
, "AER resume handler not registered.\n");
4016 qlcnicvf_start_firmware(struct qlcnic_adapter
*adapter
)
4020 err
= qlcnic_can_start_firmware(adapter
);
4024 err
= qlcnic_check_npar_opertional(adapter
);
4028 err
= qlcnic_initialize_nic(adapter
);
4032 qlcnic_check_options(adapter
);
4034 err
= qlcnic_set_eswitch_port_config(adapter
);
4038 adapter
->need_fw_reset
= 0;
4043 int qlcnic_validate_rings(struct qlcnic_adapter
*adapter
, __u32 ring_cnt
,
4046 struct net_device
*netdev
= adapter
->netdev
;
4047 u8 max_hw_rings
= 0;
4051 if (queue_type
== QLCNIC_RX_QUEUE
) {
4052 max_hw_rings
= adapter
->max_sds_rings
;
4053 cur_rings
= adapter
->drv_sds_rings
;
4055 } else if (queue_type
== QLCNIC_TX_QUEUE
) {
4056 max_hw_rings
= adapter
->max_tx_rings
;
4057 cur_rings
= adapter
->drv_tx_rings
;
4061 if (!is_power_of_2(ring_cnt
)) {
4062 netdev_err(netdev
, "%s rings value should be a power of 2\n",
4067 if (qlcnic_82xx_check(adapter
) && (queue_type
== QLCNIC_TX_QUEUE
) &&
4068 !qlcnic_check_multi_tx(adapter
)) {
4069 netdev_err(netdev
, "No Multi Tx queue support\n");
4073 if (ring_cnt
> num_online_cpus()) {
4075 "%s value[%u] should not be higher than, number of online CPUs\n",
4076 buf
, num_online_cpus());
4083 int qlcnic_setup_rings(struct qlcnic_adapter
*adapter
)
4085 struct net_device
*netdev
= adapter
->netdev
;
4086 u8 tx_rings
, rx_rings
;
4089 if (test_bit(__QLCNIC_RESETTING
, &adapter
->state
))
4092 tx_rings
= adapter
->drv_tss_rings
;
4093 rx_rings
= adapter
->drv_rss_rings
;
4095 netif_device_detach(netdev
);
4097 err
= qlcnic_set_real_num_queues(adapter
, tx_rings
, rx_rings
);
4101 if (netif_running(netdev
))
4102 __qlcnic_down(adapter
, netdev
);
4104 qlcnic_detach(adapter
);
4106 if (qlcnic_83xx_check(adapter
)) {
4107 qlcnic_83xx_free_mbx_intr(adapter
);
4108 qlcnic_83xx_enable_mbx_poll(adapter
);
4111 qlcnic_teardown_intr(adapter
);
4113 err
= qlcnic_setup_intr(adapter
);
4115 kfree(adapter
->msix_entries
);
4116 netdev_err(netdev
, "failed to setup interrupt\n");
4120 /* Check if we need to update real_num_{tx|rx}_queues because
4121 * qlcnic_setup_intr() may change Tx/Rx rings size
4123 if ((tx_rings
!= adapter
->drv_tx_rings
) ||
4124 (rx_rings
!= adapter
->drv_sds_rings
)) {
4125 err
= qlcnic_set_real_num_queues(adapter
,
4126 adapter
->drv_tx_rings
,
4127 adapter
->drv_sds_rings
);
4132 if (qlcnic_83xx_check(adapter
)) {
4133 qlcnic_83xx_initialize_nic(adapter
, 1);
4134 err
= qlcnic_83xx_setup_mbx_intr(adapter
);
4135 qlcnic_83xx_disable_mbx_poll(adapter
);
4137 dev_err(&adapter
->pdev
->dev
,
4138 "failed to setup mbx interrupt\n");
4143 if (netif_running(netdev
)) {
4144 err
= qlcnic_attach(adapter
);
4147 err
= __qlcnic_up(adapter
, netdev
);
4150 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
4153 netif_device_attach(netdev
);
4154 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
4160 #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
4163 qlcnic_config_indev_addr(struct qlcnic_adapter
*adapter
,
4164 struct net_device
*dev
, unsigned long event
)
4166 struct in_device
*indev
;
4168 indev
= in_dev_get(dev
);
4175 qlcnic_config_ipaddr(adapter
,
4176 ifa
->ifa_address
, QLCNIC_IP_UP
);
4179 qlcnic_config_ipaddr(adapter
,
4180 ifa
->ifa_address
, QLCNIC_IP_DOWN
);
4185 } endfor_ifa(indev
);
4190 void qlcnic_restore_indev_addr(struct net_device
*netdev
, unsigned long event
)
4192 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
4193 struct net_device
*dev
;
4196 qlcnic_config_indev_addr(adapter
, netdev
, event
);
4199 for_each_set_bit(vid
, adapter
->vlans
, VLAN_N_VID
) {
4200 dev
= __vlan_find_dev_deep_rcu(netdev
, htons(ETH_P_8021Q
), vid
);
4203 qlcnic_config_indev_addr(adapter
, dev
, event
);
4208 static int qlcnic_netdev_event(struct notifier_block
*this,
4209 unsigned long event
, void *ptr
)
4211 struct qlcnic_adapter
*adapter
;
4212 struct net_device
*dev
= netdev_notifier_info_to_dev(ptr
);
4218 if (dev
->priv_flags
& IFF_802_1Q_VLAN
) {
4219 dev
= vlan_dev_real_dev(dev
);
4223 if (!is_qlcnic_netdev(dev
))
4226 adapter
= netdev_priv(dev
);
4231 if (!test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
4234 qlcnic_config_indev_addr(adapter
, dev
, event
);
4240 qlcnic_inetaddr_event(struct notifier_block
*this,
4241 unsigned long event
, void *ptr
)
4243 struct qlcnic_adapter
*adapter
;
4244 struct net_device
*dev
;
4246 struct in_ifaddr
*ifa
= (struct in_ifaddr
*)ptr
;
4248 dev
= ifa
->ifa_dev
? ifa
->ifa_dev
->dev
: NULL
;
4254 if (dev
->priv_flags
& IFF_802_1Q_VLAN
) {
4255 dev
= vlan_dev_real_dev(dev
);
4259 if (!is_qlcnic_netdev(dev
))
4262 adapter
= netdev_priv(dev
);
4267 if (!test_bit(__QLCNIC_DEV_UP
, &adapter
->state
))
4272 qlcnic_config_ipaddr(adapter
, ifa
->ifa_address
, QLCNIC_IP_UP
);
4276 qlcnic_config_ipaddr(adapter
, ifa
->ifa_address
, QLCNIC_IP_DOWN
);
4287 static struct notifier_block qlcnic_netdev_cb
= {
4288 .notifier_call
= qlcnic_netdev_event
,
4291 static struct notifier_block qlcnic_inetaddr_cb
= {
4292 .notifier_call
= qlcnic_inetaddr_event
,
4295 void qlcnic_restore_indev_addr(struct net_device
*dev
, unsigned long event
)
4298 static const struct pci_error_handlers qlcnic_err_handler
= {
4299 .error_detected
= qlcnic_io_error_detected
,
4300 .slot_reset
= qlcnic_io_slot_reset
,
4301 .resume
= qlcnic_io_resume
,
4304 static struct pci_driver qlcnic_driver
= {
4305 .name
= qlcnic_driver_name
,
4306 .id_table
= qlcnic_pci_tbl
,
4307 .probe
= qlcnic_probe
,
4308 .remove
= qlcnic_remove
,
4310 .suspend
= qlcnic_suspend
,
4311 .resume
= qlcnic_resume
,
4313 .shutdown
= qlcnic_shutdown
,
4314 .err_handler
= &qlcnic_err_handler
,
4315 #ifdef CONFIG_QLCNIC_SRIOV
4316 .sriov_configure
= qlcnic_pci_sriov_configure
,
4321 static int __init
qlcnic_init_module(void)
4325 printk(KERN_INFO
"%s\n", qlcnic_driver_string
);
4328 register_netdevice_notifier(&qlcnic_netdev_cb
);
4329 register_inetaddr_notifier(&qlcnic_inetaddr_cb
);
4332 ret
= pci_register_driver(&qlcnic_driver
);
4335 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb
);
4336 unregister_netdevice_notifier(&qlcnic_netdev_cb
);
4343 module_init(qlcnic_init_module
);
4345 static void __exit
qlcnic_exit_module(void)
4347 pci_unregister_driver(&qlcnic_driver
);
4350 unregister_inetaddr_notifier(&qlcnic_inetaddr_cb
);
4351 unregister_netdevice_notifier(&qlcnic_netdev_cb
);
4355 module_exit(qlcnic_exit_module
);