2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2010 QLogic Corporation
5 * See LICENSE.qla2xxx for copyright and licensing details.
9 #include <linux/moduleparam.h>
10 #include <linux/vmalloc.h>
11 #include <linux/delay.h>
12 #include <linux/kthread.h>
13 #include <linux/mutex.h>
14 #include <linux/kobject.h>
15 #include <linux/slab.h>
17 #include <scsi/scsi_tcq.h>
18 #include <scsi/scsicam.h>
19 #include <scsi/scsi_transport.h>
20 #include <scsi/scsi_transport_fc.h>
25 char qla2x00_version_str
[40];
27 static int apidev_major
;
30 * SRB allocation cache
32 static struct kmem_cache
*srb_cachep
;
35 * CT6 CTX allocation cache
37 static struct kmem_cache
*ctx_cachep
;
39 int ql2xlogintimeout
= 20;
40 module_param(ql2xlogintimeout
, int, S_IRUGO
);
41 MODULE_PARM_DESC(ql2xlogintimeout
,
42 "Login timeout value in seconds.");
44 int qlport_down_retry
;
45 module_param(qlport_down_retry
, int, S_IRUGO
);
46 MODULE_PARM_DESC(qlport_down_retry
,
47 "Maximum number of command retries to a port that returns "
48 "a PORT-DOWN status.");
50 int ql2xplogiabsentdevice
;
51 module_param(ql2xplogiabsentdevice
, int, S_IRUGO
|S_IWUSR
);
52 MODULE_PARM_DESC(ql2xplogiabsentdevice
,
53 "Option to enable PLOGI to devices that are not present after "
54 "a Fabric scan. This is needed for several broken switches. "
55 "Default is 0 - no PLOGI. 1 - perfom PLOGI.");
57 int ql2xloginretrycount
= 0;
58 module_param(ql2xloginretrycount
, int, S_IRUGO
);
59 MODULE_PARM_DESC(ql2xloginretrycount
,
60 "Specify an alternate value for the NVRAM login retry count.");
62 int ql2xallocfwdump
= 1;
63 module_param(ql2xallocfwdump
, int, S_IRUGO
);
64 MODULE_PARM_DESC(ql2xallocfwdump
,
65 "Option to enable allocation of memory for a firmware dump "
66 "during HBA initialization. Memory allocation requirements "
67 "vary by ISP type. Default is 1 - allocate memory.");
69 int ql2xextended_error_logging
;
70 module_param(ql2xextended_error_logging
, int, S_IRUGO
|S_IWUSR
);
71 MODULE_PARM_DESC(ql2xextended_error_logging
,
72 "Option to enable extended error logging, "
73 "Default is 0 - no logging. 1 - log errors.");
75 int ql2xshiftctondsd
= 6;
76 module_param(ql2xshiftctondsd
, int, S_IRUGO
);
77 MODULE_PARM_DESC(ql2xshiftctondsd
,
78 "Set to control shifting of command type processing "
79 "based on total number of SG elements.");
81 static void qla2x00_free_device(scsi_qla_host_t
*);
84 module_param(ql2xfdmienable
, int, S_IRUGO
);
85 MODULE_PARM_DESC(ql2xfdmienable
,
86 "Enables FDMI registrations. "
87 "0 - no FDMI. Default is 1 - perform FDMI.");
89 #define MAX_Q_DEPTH 32
90 static int ql2xmaxqdepth
= MAX_Q_DEPTH
;
91 module_param(ql2xmaxqdepth
, int, S_IRUGO
|S_IWUSR
);
92 MODULE_PARM_DESC(ql2xmaxqdepth
,
93 "Maximum queue depth to report for target devices.");
95 /* Do not change the value of this after module load */
96 int ql2xenabledif
= 1;
97 module_param(ql2xenabledif
, int, S_IRUGO
|S_IWUSR
);
98 MODULE_PARM_DESC(ql2xenabledif
,
99 " Enable T10-CRC-DIF "
100 " Default is 0 - No DIF Support. 1 - Enable it");
102 int ql2xenablehba_err_chk
;
103 module_param(ql2xenablehba_err_chk
, int, S_IRUGO
|S_IWUSR
);
104 MODULE_PARM_DESC(ql2xenablehba_err_chk
,
105 " Enable T10-CRC-DIF Error isolation by HBA"
106 " Default is 0 - Error isolation disabled, 1 - Enable it");
108 int ql2xiidmaenable
=1;
109 module_param(ql2xiidmaenable
, int, S_IRUGO
);
110 MODULE_PARM_DESC(ql2xiidmaenable
,
111 "Enables iIDMA settings "
112 "Default is 1 - perform iIDMA. 0 - no iIDMA.");
114 int ql2xmaxqueues
= 1;
115 module_param(ql2xmaxqueues
, int, S_IRUGO
);
116 MODULE_PARM_DESC(ql2xmaxqueues
,
117 "Enables MQ settings "
118 "Default is 1 for single queue. Set it to number "
119 "of queues in MQ mode.");
121 int ql2xmultique_tag
;
122 module_param(ql2xmultique_tag
, int, S_IRUGO
);
123 MODULE_PARM_DESC(ql2xmultique_tag
,
124 "Enables CPU affinity settings for the driver "
125 "Default is 0 for no affinity of request and response IO. "
126 "Set it to 1 to turn on the cpu affinity.");
129 module_param(ql2xfwloadbin
, int, S_IRUGO
);
130 MODULE_PARM_DESC(ql2xfwloadbin
,
131 "Option to specify location from which to load ISP firmware:\n"
132 " 2 -- load firmware via the request_firmware() (hotplug)\n"
134 " 1 -- load firmware from flash.\n"
135 " 0 -- use default semantics.\n");
138 module_param(ql2xetsenable
, int, S_IRUGO
);
139 MODULE_PARM_DESC(ql2xetsenable
,
140 "Enables firmware ETS burst."
141 "Default is 0 - skip ETS enablement.");
144 module_param(ql2xdbwr
, int, S_IRUGO
);
145 MODULE_PARM_DESC(ql2xdbwr
,
146 "Option to specify scheme for request queue posting\n"
147 " 0 -- Regular doorbell.\n"
148 " 1 -- CAMRAM doorbell (faster).\n");
150 int ql2xtargetreset
= 1;
151 module_param(ql2xtargetreset
, int, S_IRUGO
);
152 MODULE_PARM_DESC(ql2xtargetreset
,
153 "Enable target reset."
154 "Default is 1 - use hw defaults.");
157 module_param(ql2xgffidenable
, int, S_IRUGO
);
158 MODULE_PARM_DESC(ql2xgffidenable
,
159 "Enables GFF_ID checks of port type. "
160 "Default is 0 - Do not use GFF_ID information.");
162 int ql2xasynctmfenable
;
163 module_param(ql2xasynctmfenable
, int, S_IRUGO
);
164 MODULE_PARM_DESC(ql2xasynctmfenable
,
165 "Enables issue of TM IOCBs asynchronously via IOCB mechanism"
166 "Default is 0 - Issue TM IOCBs via mailbox mechanism.");
168 * SCSI host template entry points
170 static int qla2xxx_slave_configure(struct scsi_device
* device
);
171 static int qla2xxx_slave_alloc(struct scsi_device
*);
172 static int qla2xxx_scan_finished(struct Scsi_Host
*, unsigned long time
);
173 static void qla2xxx_scan_start(struct Scsi_Host
*);
174 static void qla2xxx_slave_destroy(struct scsi_device
*);
175 static int qla2xxx_queuecommand(struct Scsi_Host
*h
, struct scsi_cmnd
*cmd
);
176 static int qla2xxx_eh_abort(struct scsi_cmnd
*);
177 static int qla2xxx_eh_device_reset(struct scsi_cmnd
*);
178 static int qla2xxx_eh_target_reset(struct scsi_cmnd
*);
179 static int qla2xxx_eh_bus_reset(struct scsi_cmnd
*);
180 static int qla2xxx_eh_host_reset(struct scsi_cmnd
*);
182 static int qla2x00_change_queue_depth(struct scsi_device
*, int, int);
183 static int qla2x00_change_queue_type(struct scsi_device
*, int);
185 struct scsi_host_template qla2xxx_driver_template
= {
186 .module
= THIS_MODULE
,
187 .name
= QLA2XXX_DRIVER_NAME
,
188 .queuecommand
= qla2xxx_queuecommand
,
190 .eh_abort_handler
= qla2xxx_eh_abort
,
191 .eh_device_reset_handler
= qla2xxx_eh_device_reset
,
192 .eh_target_reset_handler
= qla2xxx_eh_target_reset
,
193 .eh_bus_reset_handler
= qla2xxx_eh_bus_reset
,
194 .eh_host_reset_handler
= qla2xxx_eh_host_reset
,
196 .slave_configure
= qla2xxx_slave_configure
,
198 .slave_alloc
= qla2xxx_slave_alloc
,
199 .slave_destroy
= qla2xxx_slave_destroy
,
200 .scan_finished
= qla2xxx_scan_finished
,
201 .scan_start
= qla2xxx_scan_start
,
202 .change_queue_depth
= qla2x00_change_queue_depth
,
203 .change_queue_type
= qla2x00_change_queue_type
,
206 .use_clustering
= ENABLE_CLUSTERING
,
207 .sg_tablesize
= SG_ALL
,
209 .max_sectors
= 0xFFFF,
210 .shost_attrs
= qla2x00_host_attrs
,
213 static struct scsi_transport_template
*qla2xxx_transport_template
= NULL
;
214 struct scsi_transport_template
*qla2xxx_transport_vport_template
= NULL
;
216 /* TODO Convert to inlines
222 qla2x00_start_timer(scsi_qla_host_t
*vha
, void *func
, unsigned long interval
)
224 init_timer(&vha
->timer
);
225 vha
->timer
.expires
= jiffies
+ interval
* HZ
;
226 vha
->timer
.data
= (unsigned long)vha
;
227 vha
->timer
.function
= (void (*)(unsigned long))func
;
228 add_timer(&vha
->timer
);
229 vha
->timer_active
= 1;
233 qla2x00_restart_timer(scsi_qla_host_t
*vha
, unsigned long interval
)
235 /* Currently used for 82XX only. */
236 if (vha
->device_flags
& DFLG_DEV_FAILED
)
239 mod_timer(&vha
->timer
, jiffies
+ interval
* HZ
);
242 static __inline__
void
243 qla2x00_stop_timer(scsi_qla_host_t
*vha
)
245 del_timer_sync(&vha
->timer
);
246 vha
->timer_active
= 0;
249 static int qla2x00_do_dpc(void *data
);
251 static void qla2x00_rst_aen(scsi_qla_host_t
*);
253 static int qla2x00_mem_alloc(struct qla_hw_data
*, uint16_t, uint16_t,
254 struct req_que
**, struct rsp_que
**);
255 static void qla2x00_free_fw_dump(struct qla_hw_data
*);
256 static void qla2x00_mem_free(struct qla_hw_data
*);
257 static void qla2x00_sp_free_dma(srb_t
*);
259 /* -------------------------------------------------------------------------- */
260 static int qla2x00_alloc_queues(struct qla_hw_data
*ha
)
262 ha
->req_q_map
= kzalloc(sizeof(struct req_que
*) * ha
->max_req_queues
,
264 if (!ha
->req_q_map
) {
265 qla_printk(KERN_WARNING
, ha
,
266 "Unable to allocate memory for request queue ptrs\n");
270 ha
->rsp_q_map
= kzalloc(sizeof(struct rsp_que
*) * ha
->max_rsp_queues
,
272 if (!ha
->rsp_q_map
) {
273 qla_printk(KERN_WARNING
, ha
,
274 "Unable to allocate memory for response queue ptrs\n");
277 set_bit(0, ha
->rsp_qid_map
);
278 set_bit(0, ha
->req_qid_map
);
282 kfree(ha
->req_q_map
);
283 ha
->req_q_map
= NULL
;
288 static void qla2x00_free_req_que(struct qla_hw_data
*ha
, struct req_que
*req
)
290 if (req
&& req
->ring
)
291 dma_free_coherent(&ha
->pdev
->dev
,
292 (req
->length
+ 1) * sizeof(request_t
),
293 req
->ring
, req
->dma
);
299 static void qla2x00_free_rsp_que(struct qla_hw_data
*ha
, struct rsp_que
*rsp
)
301 if (rsp
&& rsp
->ring
)
302 dma_free_coherent(&ha
->pdev
->dev
,
303 (rsp
->length
+ 1) * sizeof(response_t
),
304 rsp
->ring
, rsp
->dma
);
310 static void qla2x00_free_queues(struct qla_hw_data
*ha
)
316 for (cnt
= 0; cnt
< ha
->max_req_queues
; cnt
++) {
317 req
= ha
->req_q_map
[cnt
];
318 qla2x00_free_req_que(ha
, req
);
320 kfree(ha
->req_q_map
);
321 ha
->req_q_map
= NULL
;
323 for (cnt
= 0; cnt
< ha
->max_rsp_queues
; cnt
++) {
324 rsp
= ha
->rsp_q_map
[cnt
];
325 qla2x00_free_rsp_que(ha
, rsp
);
327 kfree(ha
->rsp_q_map
);
328 ha
->rsp_q_map
= NULL
;
331 static int qla25xx_setup_mode(struct scsi_qla_host
*vha
)
333 uint16_t options
= 0;
335 struct qla_hw_data
*ha
= vha
->hw
;
337 if (!(ha
->fw_attributes
& BIT_6
)) {
338 qla_printk(KERN_INFO
, ha
,
339 "Firmware is not multi-queue capable\n");
342 if (ql2xmultique_tag
) {
343 /* create a request queue for IO */
345 req
= qla25xx_create_req_que(ha
, options
, 0, 0, -1,
346 QLA_DEFAULT_QUE_QOS
);
348 qla_printk(KERN_WARNING
, ha
,
349 "Can't create request queue\n");
352 ha
->wq
= create_workqueue("qla2xxx_wq");
353 vha
->req
= ha
->req_q_map
[req
];
355 for (ques
= 1; ques
< ha
->max_rsp_queues
; ques
++) {
356 ret
= qla25xx_create_rsp_que(ha
, options
, 0, 0, req
);
358 qla_printk(KERN_WARNING
, ha
,
359 "Response Queue create failed\n");
363 ha
->flags
.cpu_affinity_enabled
= 1;
365 DEBUG2(qla_printk(KERN_INFO
, ha
,
366 "CPU affinity mode enabled, no. of response"
367 " queues:%d, no. of request queues:%d\n",
368 ha
->max_rsp_queues
, ha
->max_req_queues
));
372 qla25xx_delete_queues(vha
);
373 destroy_workqueue(ha
->wq
);
377 kfree(ha
->req_q_map
);
378 kfree(ha
->rsp_q_map
);
379 ha
->max_req_queues
= ha
->max_rsp_queues
= 1;
384 qla2x00_pci_info_str(struct scsi_qla_host
*vha
, char *str
)
386 struct qla_hw_data
*ha
= vha
->hw
;
387 static char *pci_bus_modes
[] = {
388 "33", "66", "100", "133",
393 pci_bus
= (ha
->pci_attr
& (BIT_9
| BIT_10
)) >> 9;
396 strcat(str
, pci_bus_modes
[pci_bus
]);
398 pci_bus
= (ha
->pci_attr
& BIT_8
) >> 8;
400 strcat(str
, pci_bus_modes
[pci_bus
]);
402 strcat(str
, " MHz)");
408 qla24xx_pci_info_str(struct scsi_qla_host
*vha
, char *str
)
410 static char *pci_bus_modes
[] = { "33", "66", "100", "133", };
411 struct qla_hw_data
*ha
= vha
->hw
;
415 pcie_reg
= pci_find_capability(ha
->pdev
, PCI_CAP_ID_EXP
);
418 uint16_t pcie_lstat
, lspeed
, lwidth
;
421 pci_read_config_word(ha
->pdev
, pcie_reg
, &pcie_lstat
);
422 lspeed
= pcie_lstat
& (BIT_0
| BIT_1
| BIT_2
| BIT_3
);
423 lwidth
= (pcie_lstat
&
424 (BIT_4
| BIT_5
| BIT_6
| BIT_7
| BIT_8
| BIT_9
)) >> 4;
426 strcpy(str
, "PCIe (");
428 strcat(str
, "2.5GT/s ");
429 else if (lspeed
== 2)
430 strcat(str
, "5.0GT/s ");
432 strcat(str
, "<unknown> ");
433 snprintf(lwstr
, sizeof(lwstr
), "x%d)", lwidth
);
440 pci_bus
= (ha
->pci_attr
& CSRX_PCIX_BUS_MODE_MASK
) >> 8;
441 if (pci_bus
== 0 || pci_bus
== 8) {
443 strcat(str
, pci_bus_modes
[pci_bus
>> 3]);
447 strcat(str
, "Mode 2");
449 strcat(str
, "Mode 1");
451 strcat(str
, pci_bus_modes
[pci_bus
& ~BIT_2
]);
453 strcat(str
, " MHz)");
459 qla2x00_fw_version_str(struct scsi_qla_host
*vha
, char *str
)
462 struct qla_hw_data
*ha
= vha
->hw
;
464 sprintf(str
, "%d.%02d.%02d ", ha
->fw_major_version
,
465 ha
->fw_minor_version
,
466 ha
->fw_subminor_version
);
468 if (ha
->fw_attributes
& BIT_9
) {
473 switch (ha
->fw_attributes
& 0xFF) {
487 sprintf(un_str
, "(%x)", ha
->fw_attributes
);
491 if (ha
->fw_attributes
& 0x100)
498 qla24xx_fw_version_str(struct scsi_qla_host
*vha
, char *str
)
500 struct qla_hw_data
*ha
= vha
->hw
;
502 sprintf(str
, "%d.%02d.%02d (%x)", ha
->fw_major_version
,
503 ha
->fw_minor_version
, ha
->fw_subminor_version
, ha
->fw_attributes
);
507 static inline srb_t
*
508 qla2x00_get_new_sp(scsi_qla_host_t
*vha
, fc_port_t
*fcport
,
509 struct scsi_cmnd
*cmd
, void (*done
)(struct scsi_cmnd
*))
512 struct qla_hw_data
*ha
= vha
->hw
;
514 sp
= mempool_alloc(ha
->srb_mempool
, GFP_ATOMIC
);
518 atomic_set(&sp
->ref_count
, 1);
522 CMD_SP(cmd
) = (void *)sp
;
523 cmd
->scsi_done
= done
;
530 qla2xxx_queuecommand_lck(struct scsi_cmnd
*cmd
, void (*done
)(struct scsi_cmnd
*))
532 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
533 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
534 struct fc_rport
*rport
= starget_to_rport(scsi_target(cmd
->device
));
535 struct qla_hw_data
*ha
= vha
->hw
;
536 struct scsi_qla_host
*base_vha
= pci_get_drvdata(ha
->pdev
);
540 spin_unlock_irq(vha
->host
->host_lock
);
541 if (ha
->flags
.eeh_busy
) {
542 if (ha
->flags
.pci_channel_io_perm_failure
)
543 cmd
->result
= DID_NO_CONNECT
<< 16;
545 cmd
->result
= DID_REQUEUE
<< 16;
546 goto qc24_fail_command
;
549 rval
= fc_remote_port_chkready(rport
);
552 goto qc24_fail_command
;
555 if (!vha
->flags
.difdix_supported
&&
556 scsi_get_prot_op(cmd
) != SCSI_PROT_NORMAL
) {
557 DEBUG2(qla_printk(KERN_ERR
, ha
,
558 "DIF Cap Not Reg, fail DIF capable cmd's:%x\n",
560 cmd
->result
= DID_NO_CONNECT
<< 16;
561 goto qc24_fail_command
;
563 if (atomic_read(&fcport
->state
) != FCS_ONLINE
) {
564 if (atomic_read(&fcport
->state
) == FCS_DEVICE_DEAD
||
565 atomic_read(&base_vha
->loop_state
) == LOOP_DEAD
) {
566 cmd
->result
= DID_NO_CONNECT
<< 16;
567 goto qc24_fail_command
;
569 goto qc24_target_busy
;
572 sp
= qla2x00_get_new_sp(base_vha
, fcport
, cmd
, done
);
574 goto qc24_host_busy_lock
;
576 rval
= ha
->isp_ops
->start_scsi(sp
);
577 if (rval
!= QLA_SUCCESS
)
578 goto qc24_host_busy_free_sp
;
580 spin_lock_irq(vha
->host
->host_lock
);
584 qc24_host_busy_free_sp
:
585 qla2x00_sp_free_dma(sp
);
586 mempool_free(sp
, ha
->srb_mempool
);
589 spin_lock_irq(vha
->host
->host_lock
);
590 return SCSI_MLQUEUE_HOST_BUSY
;
593 spin_lock_irq(vha
->host
->host_lock
);
594 return SCSI_MLQUEUE_TARGET_BUSY
;
597 spin_lock_irq(vha
->host
->host_lock
);
603 static DEF_SCSI_QCMD(qla2xxx_queuecommand
)
607 * qla2x00_eh_wait_on_command
608 * Waits for the command to be returned by the Firmware for some
612 * cmd = Scsi Command to wait on.
619 qla2x00_eh_wait_on_command(struct scsi_cmnd
*cmd
)
621 #define ABORT_POLLING_PERIOD 1000
622 #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD))
623 unsigned long wait_iter
= ABORT_WAIT_ITER
;
624 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
625 struct qla_hw_data
*ha
= vha
->hw
;
626 int ret
= QLA_SUCCESS
;
628 if (unlikely(pci_channel_offline(ha
->pdev
)) || ha
->flags
.eeh_busy
) {
629 DEBUG17(qla_printk(KERN_WARNING
, ha
, "return:eh_wait\n"));
633 while (CMD_SP(cmd
) && wait_iter
--) {
634 msleep(ABORT_POLLING_PERIOD
);
637 ret
= QLA_FUNCTION_FAILED
;
643 * qla2x00_wait_for_hba_online
644 * Wait till the HBA is online after going through
645 * <= MAX_RETRIES_OF_ISP_ABORT or
646 * finally HBA is disabled ie marked offline
649 * ha - pointer to host adapter structure
652 * Does context switching-Release SPIN_LOCK
653 * (if any) before calling this routine.
656 * Success (Adapter is online) : 0
657 * Failed (Adapter is offline/disabled) : 1
660 qla2x00_wait_for_hba_online(scsi_qla_host_t
*vha
)
663 unsigned long wait_online
;
664 struct qla_hw_data
*ha
= vha
->hw
;
665 scsi_qla_host_t
*base_vha
= pci_get_drvdata(ha
->pdev
);
667 wait_online
= jiffies
+ (MAX_LOOP_TIMEOUT
* HZ
);
668 while (((test_bit(ISP_ABORT_NEEDED
, &base_vha
->dpc_flags
)) ||
669 test_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
) ||
670 test_bit(ISP_ABORT_RETRY
, &base_vha
->dpc_flags
) ||
671 ha
->dpc_active
) && time_before(jiffies
, wait_online
)) {
675 if (base_vha
->flags
.online
)
676 return_status
= QLA_SUCCESS
;
678 return_status
= QLA_FUNCTION_FAILED
;
680 return (return_status
);
684 * qla2x00_wait_for_reset_ready
685 * Wait till the HBA is online after going through
686 * <= MAX_RETRIES_OF_ISP_ABORT or
687 * finally HBA is disabled ie marked offline or flash
688 * operations are in progress.
691 * ha - pointer to host adapter structure
694 * Does context switching-Release SPIN_LOCK
695 * (if any) before calling this routine.
698 * Success (Adapter is online/no flash ops) : 0
699 * Failed (Adapter is offline/disabled/flash ops in progress) : 1
702 qla2x00_wait_for_reset_ready(scsi_qla_host_t
*vha
)
705 unsigned long wait_online
;
706 struct qla_hw_data
*ha
= vha
->hw
;
707 scsi_qla_host_t
*base_vha
= pci_get_drvdata(ha
->pdev
);
709 wait_online
= jiffies
+ (MAX_LOOP_TIMEOUT
* HZ
);
710 while (((test_bit(ISP_ABORT_NEEDED
, &base_vha
->dpc_flags
)) ||
711 test_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
) ||
712 test_bit(ISP_ABORT_RETRY
, &base_vha
->dpc_flags
) ||
713 ha
->optrom_state
!= QLA_SWAITING
||
714 ha
->dpc_active
) && time_before(jiffies
, wait_online
))
717 if (base_vha
->flags
.online
&& ha
->optrom_state
== QLA_SWAITING
)
718 return_status
= QLA_SUCCESS
;
720 return_status
= QLA_FUNCTION_FAILED
;
722 DEBUG2(printk("%s return_status=%d\n", __func__
, return_status
));
724 return return_status
;
728 qla2x00_wait_for_chip_reset(scsi_qla_host_t
*vha
)
731 unsigned long wait_reset
;
732 struct qla_hw_data
*ha
= vha
->hw
;
733 scsi_qla_host_t
*base_vha
= pci_get_drvdata(ha
->pdev
);
735 wait_reset
= jiffies
+ (MAX_LOOP_TIMEOUT
* HZ
);
736 while (((test_bit(ISP_ABORT_NEEDED
, &base_vha
->dpc_flags
)) ||
737 test_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
) ||
738 test_bit(ISP_ABORT_RETRY
, &base_vha
->dpc_flags
) ||
739 ha
->dpc_active
) && time_before(jiffies
, wait_reset
)) {
743 if (!test_bit(ISP_ABORT_NEEDED
, &base_vha
->dpc_flags
) &&
744 ha
->flags
.chip_reset_done
)
747 if (ha
->flags
.chip_reset_done
)
748 return_status
= QLA_SUCCESS
;
750 return_status
= QLA_FUNCTION_FAILED
;
752 return return_status
;
756 * qla2x00_wait_for_loop_ready
757 * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop
758 * to be in LOOP_READY state.
760 * ha - pointer to host adapter structure
763 * Does context switching-Release SPIN_LOCK
764 * (if any) before calling this routine.
768 * Success (LOOP_READY) : 0
769 * Failed (LOOP_NOT_READY) : 1
772 qla2x00_wait_for_loop_ready(scsi_qla_host_t
*vha
)
774 int return_status
= QLA_SUCCESS
;
775 unsigned long loop_timeout
;
776 struct qla_hw_data
*ha
= vha
->hw
;
777 scsi_qla_host_t
*base_vha
= pci_get_drvdata(ha
->pdev
);
779 /* wait for 5 min at the max for loop to be ready */
780 loop_timeout
= jiffies
+ (MAX_LOOP_TIMEOUT
* HZ
);
782 while ((!atomic_read(&base_vha
->loop_down_timer
) &&
783 atomic_read(&base_vha
->loop_state
) == LOOP_DOWN
) ||
784 atomic_read(&base_vha
->loop_state
) != LOOP_READY
) {
785 if (atomic_read(&base_vha
->loop_state
) == LOOP_DEAD
) {
786 return_status
= QLA_FUNCTION_FAILED
;
790 if (time_after_eq(jiffies
, loop_timeout
)) {
791 return_status
= QLA_FUNCTION_FAILED
;
795 return (return_status
);
799 sp_get(struct srb
*sp
)
801 atomic_inc(&sp
->ref_count
);
804 /**************************************************************************
808 * The abort function will abort the specified command.
811 * cmd = Linux SCSI command packet to be aborted.
814 * Either SUCCESS or FAILED.
817 * Only return FAILED if command not returned by firmware.
818 **************************************************************************/
820 qla2xxx_eh_abort(struct scsi_cmnd
*cmd
)
822 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
825 unsigned int id
, lun
;
828 struct qla_hw_data
*ha
= vha
->hw
;
830 fc_block_scsi_eh(cmd
);
835 id
= cmd
->device
->id
;
836 lun
= cmd
->device
->lun
;
838 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
839 sp
= (srb_t
*) CMD_SP(cmd
);
841 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
845 DEBUG2(printk("%s(%ld): aborting sp %p from RISC.",
846 __func__
, vha
->host_no
, sp
));
848 /* Get a reference to the sp and drop the lock.*/
851 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
852 if (ha
->isp_ops
->abort_command(sp
)) {
853 DEBUG2(printk("%s(%ld): abort_command "
854 "mbx failed.\n", __func__
, vha
->host_no
));
857 DEBUG3(printk("%s(%ld): abort_command "
858 "mbx success.\n", __func__
, vha
->host_no
));
861 qla2x00_sp_compl(ha
, sp
);
863 /* Wait for the command to be returned. */
865 if (qla2x00_eh_wait_on_command(cmd
) != QLA_SUCCESS
) {
866 qla_printk(KERN_ERR
, ha
,
867 "scsi(%ld:%d:%d): Abort handler timed out -- %x.\n",
868 vha
->host_no
, id
, lun
, ret
);
873 qla_printk(KERN_INFO
, ha
,
874 "scsi(%ld:%d:%d): Abort command issued -- %d %x.\n",
875 vha
->host_no
, id
, lun
, wait
, ret
);
881 qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t
*vha
, unsigned int t
,
882 unsigned int l
, enum nexus_wait_type type
)
884 int cnt
, match
, status
;
886 struct qla_hw_data
*ha
= vha
->hw
;
890 status
= QLA_SUCCESS
;
892 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
894 for (cnt
= 1; status
== QLA_SUCCESS
&&
895 cnt
< MAX_OUTSTANDING_COMMANDS
; cnt
++) {
896 sp
= req
->outstanding_cmds
[cnt
];
899 if ((sp
->ctx
) && !IS_PROT_IO(sp
))
901 if (vha
->vp_idx
!= sp
->fcport
->vha
->vp_idx
)
909 match
= sp
->cmd
->device
->id
== t
;
912 match
= (sp
->cmd
->device
->id
== t
&&
913 sp
->cmd
->device
->lun
== l
);
919 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
920 status
= qla2x00_eh_wait_on_command(sp
->cmd
);
921 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
923 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
928 static char *reset_errors
[] = {
931 "Task management failed",
932 "Waiting for command completions",
936 __qla2xxx_eh_generic_reset(char *name
, enum nexus_wait_type type
,
937 struct scsi_cmnd
*cmd
, int (*do_reset
)(struct fc_port
*, unsigned int, int))
939 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
940 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
943 fc_block_scsi_eh(cmd
);
948 qla_printk(KERN_INFO
, vha
->hw
, "scsi(%ld:%d:%d): %s RESET ISSUED.\n",
949 vha
->host_no
, cmd
->device
->id
, cmd
->device
->lun
, name
);
952 if (qla2x00_wait_for_hba_online(vha
) != QLA_SUCCESS
)
953 goto eh_reset_failed
;
955 if (qla2x00_wait_for_loop_ready(vha
) != QLA_SUCCESS
)
956 goto eh_reset_failed
;
958 if (do_reset(fcport
, cmd
->device
->lun
, cmd
->request
->cpu
+ 1)
960 goto eh_reset_failed
;
962 if (qla2x00_eh_wait_for_pending_commands(vha
, cmd
->device
->id
,
963 cmd
->device
->lun
, type
) != QLA_SUCCESS
)
964 goto eh_reset_failed
;
966 qla_printk(KERN_INFO
, vha
->hw
, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n",
967 vha
->host_no
, cmd
->device
->id
, cmd
->device
->lun
, name
);
972 qla_printk(KERN_INFO
, vha
->hw
, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n"
973 , vha
->host_no
, cmd
->device
->id
, cmd
->device
->lun
, name
,
979 qla2xxx_eh_device_reset(struct scsi_cmnd
*cmd
)
981 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
982 struct qla_hw_data
*ha
= vha
->hw
;
984 return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN
, cmd
,
985 ha
->isp_ops
->lun_reset
);
989 qla2xxx_eh_target_reset(struct scsi_cmnd
*cmd
)
991 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
992 struct qla_hw_data
*ha
= vha
->hw
;
994 return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET
, cmd
,
995 ha
->isp_ops
->target_reset
);
998 /**************************************************************************
999 * qla2xxx_eh_bus_reset
1002 * The bus reset function will reset the bus and abort any executing
1006 * cmd = Linux SCSI command packet of the command that cause the
1010 * SUCCESS/FAILURE (defined as macro in scsi.h).
1012 **************************************************************************/
1014 qla2xxx_eh_bus_reset(struct scsi_cmnd
*cmd
)
1016 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
1017 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
1019 unsigned int id
, lun
;
1021 fc_block_scsi_eh(cmd
);
1023 id
= cmd
->device
->id
;
1024 lun
= cmd
->device
->lun
;
1029 qla_printk(KERN_INFO
, vha
->hw
,
1030 "scsi(%ld:%d:%d): BUS RESET ISSUED.\n", vha
->host_no
, id
, lun
);
1032 if (qla2x00_wait_for_hba_online(vha
) != QLA_SUCCESS
) {
1033 DEBUG2(printk("%s failed:board disabled\n",__func__
));
1034 goto eh_bus_reset_done
;
1037 if (qla2x00_wait_for_loop_ready(vha
) == QLA_SUCCESS
) {
1038 if (qla2x00_loop_reset(vha
) == QLA_SUCCESS
)
1042 goto eh_bus_reset_done
;
1044 /* Flush outstanding commands. */
1045 if (qla2x00_eh_wait_for_pending_commands(vha
, 0, 0, WAIT_HOST
) !=
1050 qla_printk(KERN_INFO
, vha
->hw
, "%s: reset %s\n", __func__
,
1051 (ret
== FAILED
) ? "failed" : "succeded");
1056 /**************************************************************************
1057 * qla2xxx_eh_host_reset
1060 * The reset function will reset the Adapter.
1063 * cmd = Linux SCSI command packet of the command that cause the
1067 * Either SUCCESS or FAILED.
1070 **************************************************************************/
1072 qla2xxx_eh_host_reset(struct scsi_cmnd
*cmd
)
1074 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
1075 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
1076 struct qla_hw_data
*ha
= vha
->hw
;
1078 unsigned int id
, lun
;
1079 scsi_qla_host_t
*base_vha
= pci_get_drvdata(ha
->pdev
);
1081 fc_block_scsi_eh(cmd
);
1083 id
= cmd
->device
->id
;
1084 lun
= cmd
->device
->lun
;
1089 qla_printk(KERN_INFO
, ha
,
1090 "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", vha
->host_no
, id
, lun
);
1092 if (qla2x00_wait_for_reset_ready(vha
) != QLA_SUCCESS
)
1093 goto eh_host_reset_lock
;
1096 * Fixme-may be dpc thread is active and processing
1097 * loop_resync,so wait a while for it to
1098 * be completed and then issue big hammer.Otherwise
1099 * it may cause I/O failure as big hammer marks the
1100 * devices as lost kicking of the port_down_timer
1101 * while dpc is stuck for the mailbox to complete.
1103 qla2x00_wait_for_loop_ready(vha
);
1104 if (vha
!= base_vha
) {
1105 if (qla2x00_vp_abort_isp(vha
))
1106 goto eh_host_reset_lock
;
1108 if (IS_QLA82XX(vha
->hw
)) {
1109 if (!qla82xx_fcoe_ctx_reset(vha
)) {
1110 /* Ctx reset success */
1112 goto eh_host_reset_lock
;
1114 /* fall thru if ctx reset failed */
1117 flush_workqueue(ha
->wq
);
1119 set_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
1120 if (ha
->isp_ops
->abort_isp(base_vha
)) {
1121 clear_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
1122 /* failed. schedule dpc to try */
1123 set_bit(ISP_ABORT_NEEDED
, &base_vha
->dpc_flags
);
1125 if (qla2x00_wait_for_hba_online(vha
) != QLA_SUCCESS
)
1126 goto eh_host_reset_lock
;
1128 clear_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
1131 /* Waiting for command to be returned to OS.*/
1132 if (qla2x00_eh_wait_for_pending_commands(vha
, 0, 0, WAIT_HOST
) ==
1137 qla_printk(KERN_INFO
, ha
, "%s: reset %s\n", __func__
,
1138 (ret
== FAILED
) ? "failed" : "succeded");
1144 * qla2x00_loop_reset
1148 * ha = adapter block pointer.
1154 qla2x00_loop_reset(scsi_qla_host_t
*vha
)
1157 struct fc_port
*fcport
;
1158 struct qla_hw_data
*ha
= vha
->hw
;
1160 if (ql2xtargetreset
== 1 && ha
->flags
.enable_target_reset
) {
1161 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
1162 if (fcport
->port_type
!= FCT_TARGET
)
1165 ret
= ha
->isp_ops
->target_reset(fcport
, 0, 0);
1166 if (ret
!= QLA_SUCCESS
) {
1167 DEBUG2_3(printk("%s(%ld): bus_reset failed: "
1168 "target_reset=%d d_id=%x.\n", __func__
,
1169 vha
->host_no
, ret
, fcport
->d_id
.b24
));
1174 if (ha
->flags
.enable_lip_full_login
&& !IS_QLA8XXX_TYPE(ha
)) {
1175 ret
= qla2x00_full_login_lip(vha
);
1176 if (ret
!= QLA_SUCCESS
) {
1177 DEBUG2_3(printk("%s(%ld): failed: "
1178 "full_login_lip=%d.\n", __func__
, vha
->host_no
,
1181 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
1182 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
1183 qla2x00_mark_all_devices_lost(vha
, 0);
1184 qla2x00_wait_for_loop_ready(vha
);
1187 if (ha
->flags
.enable_lip_reset
) {
1188 ret
= qla2x00_lip_reset(vha
);
1189 if (ret
!= QLA_SUCCESS
) {
1190 DEBUG2_3(printk("%s(%ld): failed: "
1191 "lip_reset=%d.\n", __func__
, vha
->host_no
, ret
));
1193 qla2x00_wait_for_loop_ready(vha
);
1196 /* Issue marker command only when we are going to start the I/O */
1197 vha
->marker_needed
= 1;
1203 qla2x00_abort_all_cmds(scsi_qla_host_t
*vha
, int res
)
1206 unsigned long flags
;
1208 struct srb_ctx
*ctx
;
1209 struct qla_hw_data
*ha
= vha
->hw
;
1210 struct req_que
*req
;
1212 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1213 for (que
= 0; que
< ha
->max_req_queues
; que
++) {
1214 req
= ha
->req_q_map
[que
];
1217 for (cnt
= 1; cnt
< MAX_OUTSTANDING_COMMANDS
; cnt
++) {
1218 sp
= req
->outstanding_cmds
[cnt
];
1220 req
->outstanding_cmds
[cnt
] = NULL
;
1222 (sp
->flags
& SRB_FCP_CMND_DMA_VALID
) ||
1224 sp
->cmd
->result
= res
;
1225 qla2x00_sp_compl(ha
, sp
);
1228 if (ctx
->type
== SRB_LOGIN_CMD
||
1229 ctx
->type
== SRB_LOGOUT_CMD
) {
1230 ctx
->u
.iocb_cmd
->free(sp
);
1232 struct fc_bsg_job
*bsg_job
=
1234 if (bsg_job
->request
->msgcode
1237 bsg_job
->req
->errors
= 0;
1238 bsg_job
->reply
->result
= res
;
1239 bsg_job
->job_done(bsg_job
);
1248 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1252 qla2xxx_slave_alloc(struct scsi_device
*sdev
)
1254 struct fc_rport
*rport
= starget_to_rport(scsi_target(sdev
));
1256 if (!rport
|| fc_remote_port_chkready(rport
))
1259 sdev
->hostdata
= *(fc_port_t
**)rport
->dd_data
;
1265 qla2xxx_slave_configure(struct scsi_device
*sdev
)
1267 scsi_qla_host_t
*vha
= shost_priv(sdev
->host
);
1268 struct req_que
*req
= vha
->req
;
1270 if (sdev
->tagged_supported
)
1271 scsi_activate_tcq(sdev
, req
->max_q_depth
);
1273 scsi_deactivate_tcq(sdev
, req
->max_q_depth
);
1278 qla2xxx_slave_destroy(struct scsi_device
*sdev
)
1280 sdev
->hostdata
= NULL
;
1283 static void qla2x00_handle_queue_full(struct scsi_device
*sdev
, int qdepth
)
1285 fc_port_t
*fcport
= (struct fc_port
*) sdev
->hostdata
;
1287 if (!scsi_track_queue_full(sdev
, qdepth
))
1290 DEBUG2(qla_printk(KERN_INFO
, fcport
->vha
->hw
,
1291 "scsi(%ld:%d:%d:%d): Queue depth adjusted-down to %d.\n",
1292 fcport
->vha
->host_no
, sdev
->channel
, sdev
->id
, sdev
->lun
,
1293 sdev
->queue_depth
));
1296 static void qla2x00_adjust_sdev_qdepth_up(struct scsi_device
*sdev
, int qdepth
)
1298 fc_port_t
*fcport
= sdev
->hostdata
;
1299 struct scsi_qla_host
*vha
= fcport
->vha
;
1300 struct qla_hw_data
*ha
= vha
->hw
;
1301 struct req_que
*req
= NULL
;
1307 if (req
->max_q_depth
<= sdev
->queue_depth
|| req
->max_q_depth
< qdepth
)
1310 if (sdev
->ordered_tags
)
1311 scsi_adjust_queue_depth(sdev
, MSG_ORDERED_TAG
, qdepth
);
1313 scsi_adjust_queue_depth(sdev
, MSG_SIMPLE_TAG
, qdepth
);
1315 DEBUG2(qla_printk(KERN_INFO
, ha
,
1316 "scsi(%ld:%d:%d:%d): Queue depth adjusted-up to %d.\n",
1317 fcport
->vha
->host_no
, sdev
->channel
, sdev
->id
, sdev
->lun
,
1318 sdev
->queue_depth
));
1322 qla2x00_change_queue_depth(struct scsi_device
*sdev
, int qdepth
, int reason
)
1325 case SCSI_QDEPTH_DEFAULT
:
1326 scsi_adjust_queue_depth(sdev
, scsi_get_tag_type(sdev
), qdepth
);
1328 case SCSI_QDEPTH_QFULL
:
1329 qla2x00_handle_queue_full(sdev
, qdepth
);
1331 case SCSI_QDEPTH_RAMP_UP
:
1332 qla2x00_adjust_sdev_qdepth_up(sdev
, qdepth
);
1338 return sdev
->queue_depth
;
1342 qla2x00_change_queue_type(struct scsi_device
*sdev
, int tag_type
)
1344 if (sdev
->tagged_supported
) {
1345 scsi_set_tag_type(sdev
, tag_type
);
1347 scsi_activate_tcq(sdev
, sdev
->queue_depth
);
1349 scsi_deactivate_tcq(sdev
, sdev
->queue_depth
);
1357 * qla2x00_config_dma_addressing() - Configure OS DMA addressing method.
1360 * At exit, the @ha's flags.enable_64bit_addressing set to indicated
1361 * supported addressing method.
1364 qla2x00_config_dma_addressing(struct qla_hw_data
*ha
)
1366 /* Assume a 32bit DMA mask. */
1367 ha
->flags
.enable_64bit_addressing
= 0;
1369 if (!dma_set_mask(&ha
->pdev
->dev
, DMA_BIT_MASK(64))) {
1370 /* Any upper-dword bits set? */
1371 if (MSD(dma_get_required_mask(&ha
->pdev
->dev
)) &&
1372 !pci_set_consistent_dma_mask(ha
->pdev
, DMA_BIT_MASK(64))) {
1373 /* Ok, a 64bit DMA mask is applicable. */
1374 ha
->flags
.enable_64bit_addressing
= 1;
1375 ha
->isp_ops
->calc_req_entries
= qla2x00_calc_iocbs_64
;
1376 ha
->isp_ops
->build_iocbs
= qla2x00_build_scsi_iocbs_64
;
1381 dma_set_mask(&ha
->pdev
->dev
, DMA_BIT_MASK(32));
1382 pci_set_consistent_dma_mask(ha
->pdev
, DMA_BIT_MASK(32));
1386 qla2x00_enable_intrs(struct qla_hw_data
*ha
)
1388 unsigned long flags
= 0;
1389 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1391 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1392 ha
->interrupts_on
= 1;
1393 /* enable risc and host interrupts */
1394 WRT_REG_WORD(®
->ictrl
, ICR_EN_INT
| ICR_EN_RISC
);
1395 RD_REG_WORD(®
->ictrl
);
1396 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1401 qla2x00_disable_intrs(struct qla_hw_data
*ha
)
1403 unsigned long flags
= 0;
1404 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1406 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1407 ha
->interrupts_on
= 0;
1408 /* disable risc and host interrupts */
1409 WRT_REG_WORD(®
->ictrl
, 0);
1410 RD_REG_WORD(®
->ictrl
);
1411 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1415 qla24xx_enable_intrs(struct qla_hw_data
*ha
)
1417 unsigned long flags
= 0;
1418 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
1420 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1421 ha
->interrupts_on
= 1;
1422 WRT_REG_DWORD(®
->ictrl
, ICRX_EN_RISC_INT
);
1423 RD_REG_DWORD(®
->ictrl
);
1424 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1428 qla24xx_disable_intrs(struct qla_hw_data
*ha
)
1430 unsigned long flags
= 0;
1431 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
1433 if (IS_NOPOLLING_TYPE(ha
))
1435 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1436 ha
->interrupts_on
= 0;
1437 WRT_REG_DWORD(®
->ictrl
, 0);
1438 RD_REG_DWORD(®
->ictrl
);
1439 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1442 static struct isp_operations qla2100_isp_ops
= {
1443 .pci_config
= qla2100_pci_config
,
1444 .reset_chip
= qla2x00_reset_chip
,
1445 .chip_diag
= qla2x00_chip_diag
,
1446 .config_rings
= qla2x00_config_rings
,
1447 .reset_adapter
= qla2x00_reset_adapter
,
1448 .nvram_config
= qla2x00_nvram_config
,
1449 .update_fw_options
= qla2x00_update_fw_options
,
1450 .load_risc
= qla2x00_load_risc
,
1451 .pci_info_str
= qla2x00_pci_info_str
,
1452 .fw_version_str
= qla2x00_fw_version_str
,
1453 .intr_handler
= qla2100_intr_handler
,
1454 .enable_intrs
= qla2x00_enable_intrs
,
1455 .disable_intrs
= qla2x00_disable_intrs
,
1456 .abort_command
= qla2x00_abort_command
,
1457 .target_reset
= qla2x00_abort_target
,
1458 .lun_reset
= qla2x00_lun_reset
,
1459 .fabric_login
= qla2x00_login_fabric
,
1460 .fabric_logout
= qla2x00_fabric_logout
,
1461 .calc_req_entries
= qla2x00_calc_iocbs_32
,
1462 .build_iocbs
= qla2x00_build_scsi_iocbs_32
,
1463 .prep_ms_iocb
= qla2x00_prep_ms_iocb
,
1464 .prep_ms_fdmi_iocb
= qla2x00_prep_ms_fdmi_iocb
,
1465 .read_nvram
= qla2x00_read_nvram_data
,
1466 .write_nvram
= qla2x00_write_nvram_data
,
1467 .fw_dump
= qla2100_fw_dump
,
1470 .beacon_blink
= NULL
,
1471 .read_optrom
= qla2x00_read_optrom_data
,
1472 .write_optrom
= qla2x00_write_optrom_data
,
1473 .get_flash_version
= qla2x00_get_flash_version
,
1474 .start_scsi
= qla2x00_start_scsi
,
1475 .abort_isp
= qla2x00_abort_isp
,
1478 static struct isp_operations qla2300_isp_ops
= {
1479 .pci_config
= qla2300_pci_config
,
1480 .reset_chip
= qla2x00_reset_chip
,
1481 .chip_diag
= qla2x00_chip_diag
,
1482 .config_rings
= qla2x00_config_rings
,
1483 .reset_adapter
= qla2x00_reset_adapter
,
1484 .nvram_config
= qla2x00_nvram_config
,
1485 .update_fw_options
= qla2x00_update_fw_options
,
1486 .load_risc
= qla2x00_load_risc
,
1487 .pci_info_str
= qla2x00_pci_info_str
,
1488 .fw_version_str
= qla2x00_fw_version_str
,
1489 .intr_handler
= qla2300_intr_handler
,
1490 .enable_intrs
= qla2x00_enable_intrs
,
1491 .disable_intrs
= qla2x00_disable_intrs
,
1492 .abort_command
= qla2x00_abort_command
,
1493 .target_reset
= qla2x00_abort_target
,
1494 .lun_reset
= qla2x00_lun_reset
,
1495 .fabric_login
= qla2x00_login_fabric
,
1496 .fabric_logout
= qla2x00_fabric_logout
,
1497 .calc_req_entries
= qla2x00_calc_iocbs_32
,
1498 .build_iocbs
= qla2x00_build_scsi_iocbs_32
,
1499 .prep_ms_iocb
= qla2x00_prep_ms_iocb
,
1500 .prep_ms_fdmi_iocb
= qla2x00_prep_ms_fdmi_iocb
,
1501 .read_nvram
= qla2x00_read_nvram_data
,
1502 .write_nvram
= qla2x00_write_nvram_data
,
1503 .fw_dump
= qla2300_fw_dump
,
1504 .beacon_on
= qla2x00_beacon_on
,
1505 .beacon_off
= qla2x00_beacon_off
,
1506 .beacon_blink
= qla2x00_beacon_blink
,
1507 .read_optrom
= qla2x00_read_optrom_data
,
1508 .write_optrom
= qla2x00_write_optrom_data
,
1509 .get_flash_version
= qla2x00_get_flash_version
,
1510 .start_scsi
= qla2x00_start_scsi
,
1511 .abort_isp
= qla2x00_abort_isp
,
1514 static struct isp_operations qla24xx_isp_ops
= {
1515 .pci_config
= qla24xx_pci_config
,
1516 .reset_chip
= qla24xx_reset_chip
,
1517 .chip_diag
= qla24xx_chip_diag
,
1518 .config_rings
= qla24xx_config_rings
,
1519 .reset_adapter
= qla24xx_reset_adapter
,
1520 .nvram_config
= qla24xx_nvram_config
,
1521 .update_fw_options
= qla24xx_update_fw_options
,
1522 .load_risc
= qla24xx_load_risc
,
1523 .pci_info_str
= qla24xx_pci_info_str
,
1524 .fw_version_str
= qla24xx_fw_version_str
,
1525 .intr_handler
= qla24xx_intr_handler
,
1526 .enable_intrs
= qla24xx_enable_intrs
,
1527 .disable_intrs
= qla24xx_disable_intrs
,
1528 .abort_command
= qla24xx_abort_command
,
1529 .target_reset
= qla24xx_abort_target
,
1530 .lun_reset
= qla24xx_lun_reset
,
1531 .fabric_login
= qla24xx_login_fabric
,
1532 .fabric_logout
= qla24xx_fabric_logout
,
1533 .calc_req_entries
= NULL
,
1534 .build_iocbs
= NULL
,
1535 .prep_ms_iocb
= qla24xx_prep_ms_iocb
,
1536 .prep_ms_fdmi_iocb
= qla24xx_prep_ms_fdmi_iocb
,
1537 .read_nvram
= qla24xx_read_nvram_data
,
1538 .write_nvram
= qla24xx_write_nvram_data
,
1539 .fw_dump
= qla24xx_fw_dump
,
1540 .beacon_on
= qla24xx_beacon_on
,
1541 .beacon_off
= qla24xx_beacon_off
,
1542 .beacon_blink
= qla24xx_beacon_blink
,
1543 .read_optrom
= qla24xx_read_optrom_data
,
1544 .write_optrom
= qla24xx_write_optrom_data
,
1545 .get_flash_version
= qla24xx_get_flash_version
,
1546 .start_scsi
= qla24xx_start_scsi
,
1547 .abort_isp
= qla2x00_abort_isp
,
1550 static struct isp_operations qla25xx_isp_ops
= {
1551 .pci_config
= qla25xx_pci_config
,
1552 .reset_chip
= qla24xx_reset_chip
,
1553 .chip_diag
= qla24xx_chip_diag
,
1554 .config_rings
= qla24xx_config_rings
,
1555 .reset_adapter
= qla24xx_reset_adapter
,
1556 .nvram_config
= qla24xx_nvram_config
,
1557 .update_fw_options
= qla24xx_update_fw_options
,
1558 .load_risc
= qla24xx_load_risc
,
1559 .pci_info_str
= qla24xx_pci_info_str
,
1560 .fw_version_str
= qla24xx_fw_version_str
,
1561 .intr_handler
= qla24xx_intr_handler
,
1562 .enable_intrs
= qla24xx_enable_intrs
,
1563 .disable_intrs
= qla24xx_disable_intrs
,
1564 .abort_command
= qla24xx_abort_command
,
1565 .target_reset
= qla24xx_abort_target
,
1566 .lun_reset
= qla24xx_lun_reset
,
1567 .fabric_login
= qla24xx_login_fabric
,
1568 .fabric_logout
= qla24xx_fabric_logout
,
1569 .calc_req_entries
= NULL
,
1570 .build_iocbs
= NULL
,
1571 .prep_ms_iocb
= qla24xx_prep_ms_iocb
,
1572 .prep_ms_fdmi_iocb
= qla24xx_prep_ms_fdmi_iocb
,
1573 .read_nvram
= qla25xx_read_nvram_data
,
1574 .write_nvram
= qla25xx_write_nvram_data
,
1575 .fw_dump
= qla25xx_fw_dump
,
1576 .beacon_on
= qla24xx_beacon_on
,
1577 .beacon_off
= qla24xx_beacon_off
,
1578 .beacon_blink
= qla24xx_beacon_blink
,
1579 .read_optrom
= qla25xx_read_optrom_data
,
1580 .write_optrom
= qla24xx_write_optrom_data
,
1581 .get_flash_version
= qla24xx_get_flash_version
,
1582 .start_scsi
= qla24xx_dif_start_scsi
,
1583 .abort_isp
= qla2x00_abort_isp
,
1586 static struct isp_operations qla81xx_isp_ops
= {
1587 .pci_config
= qla25xx_pci_config
,
1588 .reset_chip
= qla24xx_reset_chip
,
1589 .chip_diag
= qla24xx_chip_diag
,
1590 .config_rings
= qla24xx_config_rings
,
1591 .reset_adapter
= qla24xx_reset_adapter
,
1592 .nvram_config
= qla81xx_nvram_config
,
1593 .update_fw_options
= qla81xx_update_fw_options
,
1594 .load_risc
= qla81xx_load_risc
,
1595 .pci_info_str
= qla24xx_pci_info_str
,
1596 .fw_version_str
= qla24xx_fw_version_str
,
1597 .intr_handler
= qla24xx_intr_handler
,
1598 .enable_intrs
= qla24xx_enable_intrs
,
1599 .disable_intrs
= qla24xx_disable_intrs
,
1600 .abort_command
= qla24xx_abort_command
,
1601 .target_reset
= qla24xx_abort_target
,
1602 .lun_reset
= qla24xx_lun_reset
,
1603 .fabric_login
= qla24xx_login_fabric
,
1604 .fabric_logout
= qla24xx_fabric_logout
,
1605 .calc_req_entries
= NULL
,
1606 .build_iocbs
= NULL
,
1607 .prep_ms_iocb
= qla24xx_prep_ms_iocb
,
1608 .prep_ms_fdmi_iocb
= qla24xx_prep_ms_fdmi_iocb
,
1610 .write_nvram
= NULL
,
1611 .fw_dump
= qla81xx_fw_dump
,
1612 .beacon_on
= qla24xx_beacon_on
,
1613 .beacon_off
= qla24xx_beacon_off
,
1614 .beacon_blink
= qla24xx_beacon_blink
,
1615 .read_optrom
= qla25xx_read_optrom_data
,
1616 .write_optrom
= qla24xx_write_optrom_data
,
1617 .get_flash_version
= qla24xx_get_flash_version
,
1618 .start_scsi
= qla24xx_dif_start_scsi
,
1619 .abort_isp
= qla2x00_abort_isp
,
1622 static struct isp_operations qla82xx_isp_ops
= {
1623 .pci_config
= qla82xx_pci_config
,
1624 .reset_chip
= qla82xx_reset_chip
,
1625 .chip_diag
= qla24xx_chip_diag
,
1626 .config_rings
= qla82xx_config_rings
,
1627 .reset_adapter
= qla24xx_reset_adapter
,
1628 .nvram_config
= qla81xx_nvram_config
,
1629 .update_fw_options
= qla24xx_update_fw_options
,
1630 .load_risc
= qla82xx_load_risc
,
1631 .pci_info_str
= qla82xx_pci_info_str
,
1632 .fw_version_str
= qla24xx_fw_version_str
,
1633 .intr_handler
= qla82xx_intr_handler
,
1634 .enable_intrs
= qla82xx_enable_intrs
,
1635 .disable_intrs
= qla82xx_disable_intrs
,
1636 .abort_command
= qla24xx_abort_command
,
1637 .target_reset
= qla24xx_abort_target
,
1638 .lun_reset
= qla24xx_lun_reset
,
1639 .fabric_login
= qla24xx_login_fabric
,
1640 .fabric_logout
= qla24xx_fabric_logout
,
1641 .calc_req_entries
= NULL
,
1642 .build_iocbs
= NULL
,
1643 .prep_ms_iocb
= qla24xx_prep_ms_iocb
,
1644 .prep_ms_fdmi_iocb
= qla24xx_prep_ms_fdmi_iocb
,
1645 .read_nvram
= qla24xx_read_nvram_data
,
1646 .write_nvram
= qla24xx_write_nvram_data
,
1647 .fw_dump
= qla24xx_fw_dump
,
1648 .beacon_on
= qla24xx_beacon_on
,
1649 .beacon_off
= qla24xx_beacon_off
,
1650 .beacon_blink
= qla24xx_beacon_blink
,
1651 .read_optrom
= qla82xx_read_optrom_data
,
1652 .write_optrom
= qla82xx_write_optrom_data
,
1653 .get_flash_version
= qla24xx_get_flash_version
,
1654 .start_scsi
= qla82xx_start_scsi
,
1655 .abort_isp
= qla82xx_abort_isp
,
1659 qla2x00_set_isp_flags(struct qla_hw_data
*ha
)
1661 ha
->device_type
= DT_EXTENDED_IDS
;
1662 switch (ha
->pdev
->device
) {
1663 case PCI_DEVICE_ID_QLOGIC_ISP2100
:
1664 ha
->device_type
|= DT_ISP2100
;
1665 ha
->device_type
&= ~DT_EXTENDED_IDS
;
1666 ha
->fw_srisc_address
= RISC_START_ADDRESS_2100
;
1668 case PCI_DEVICE_ID_QLOGIC_ISP2200
:
1669 ha
->device_type
|= DT_ISP2200
;
1670 ha
->device_type
&= ~DT_EXTENDED_IDS
;
1671 ha
->fw_srisc_address
= RISC_START_ADDRESS_2100
;
1673 case PCI_DEVICE_ID_QLOGIC_ISP2300
:
1674 ha
->device_type
|= DT_ISP2300
;
1675 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1676 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1678 case PCI_DEVICE_ID_QLOGIC_ISP2312
:
1679 ha
->device_type
|= DT_ISP2312
;
1680 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1681 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1683 case PCI_DEVICE_ID_QLOGIC_ISP2322
:
1684 ha
->device_type
|= DT_ISP2322
;
1685 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1686 if (ha
->pdev
->subsystem_vendor
== 0x1028 &&
1687 ha
->pdev
->subsystem_device
== 0x0170)
1688 ha
->device_type
|= DT_OEM_001
;
1689 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1691 case PCI_DEVICE_ID_QLOGIC_ISP6312
:
1692 ha
->device_type
|= DT_ISP6312
;
1693 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1695 case PCI_DEVICE_ID_QLOGIC_ISP6322
:
1696 ha
->device_type
|= DT_ISP6322
;
1697 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1699 case PCI_DEVICE_ID_QLOGIC_ISP2422
:
1700 ha
->device_type
|= DT_ISP2422
;
1701 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1702 ha
->device_type
|= DT_FWI2
;
1703 ha
->device_type
|= DT_IIDMA
;
1704 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1706 case PCI_DEVICE_ID_QLOGIC_ISP2432
:
1707 ha
->device_type
|= DT_ISP2432
;
1708 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1709 ha
->device_type
|= DT_FWI2
;
1710 ha
->device_type
|= DT_IIDMA
;
1711 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1713 case PCI_DEVICE_ID_QLOGIC_ISP8432
:
1714 ha
->device_type
|= DT_ISP8432
;
1715 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1716 ha
->device_type
|= DT_FWI2
;
1717 ha
->device_type
|= DT_IIDMA
;
1718 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1720 case PCI_DEVICE_ID_QLOGIC_ISP5422
:
1721 ha
->device_type
|= DT_ISP5422
;
1722 ha
->device_type
|= DT_FWI2
;
1723 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1725 case PCI_DEVICE_ID_QLOGIC_ISP5432
:
1726 ha
->device_type
|= DT_ISP5432
;
1727 ha
->device_type
|= DT_FWI2
;
1728 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1730 case PCI_DEVICE_ID_QLOGIC_ISP2532
:
1731 ha
->device_type
|= DT_ISP2532
;
1732 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1733 ha
->device_type
|= DT_FWI2
;
1734 ha
->device_type
|= DT_IIDMA
;
1735 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1737 case PCI_DEVICE_ID_QLOGIC_ISP8001
:
1738 ha
->device_type
|= DT_ISP8001
;
1739 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1740 ha
->device_type
|= DT_FWI2
;
1741 ha
->device_type
|= DT_IIDMA
;
1742 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1744 case PCI_DEVICE_ID_QLOGIC_ISP8021
:
1745 ha
->device_type
|= DT_ISP8021
;
1746 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1747 ha
->device_type
|= DT_FWI2
;
1748 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1749 /* Initialize 82XX ISP flags */
1750 qla82xx_init_flags(ha
);
1755 ha
->port_no
= !(ha
->portnum
& 1);
1757 /* Get adapter physical port no from interrupt pin register. */
1758 pci_read_config_byte(ha
->pdev
, PCI_INTERRUPT_PIN
, &ha
->port_no
);
1760 if (ha
->port_no
& 1)
1761 ha
->flags
.port0
= 1;
1763 ha
->flags
.port0
= 0;
1767 qla2x00_iospace_config(struct qla_hw_data
*ha
)
1769 resource_size_t pio
;
1774 return qla82xx_iospace_config(ha
);
1776 if (pci_request_selected_regions(ha
->pdev
, ha
->bars
,
1777 QLA2XXX_DRIVER_NAME
)) {
1778 qla_printk(KERN_WARNING
, ha
,
1779 "Failed to reserve PIO/MMIO regions (%s)\n",
1780 pci_name(ha
->pdev
));
1782 goto iospace_error_exit
;
1784 if (!(ha
->bars
& 1))
1787 /* We only need PIO for Flash operations on ISP2312 v2 chips. */
1788 pio
= pci_resource_start(ha
->pdev
, 0);
1789 if (pci_resource_flags(ha
->pdev
, 0) & IORESOURCE_IO
) {
1790 if (pci_resource_len(ha
->pdev
, 0) < MIN_IOBASE_LEN
) {
1791 qla_printk(KERN_WARNING
, ha
,
1792 "Invalid PCI I/O region size (%s)...\n",
1793 pci_name(ha
->pdev
));
1797 qla_printk(KERN_WARNING
, ha
,
1798 "region #0 not a PIO resource (%s)...\n",
1799 pci_name(ha
->pdev
));
1802 ha
->pio_address
= pio
;
1805 /* Use MMIO operations for all accesses. */
1806 if (!(pci_resource_flags(ha
->pdev
, 1) & IORESOURCE_MEM
)) {
1807 qla_printk(KERN_ERR
, ha
,
1808 "region #1 not an MMIO resource (%s), aborting\n",
1809 pci_name(ha
->pdev
));
1810 goto iospace_error_exit
;
1812 if (pci_resource_len(ha
->pdev
, 1) < MIN_IOBASE_LEN
) {
1813 qla_printk(KERN_ERR
, ha
,
1814 "Invalid PCI mem region size (%s), aborting\n",
1815 pci_name(ha
->pdev
));
1816 goto iospace_error_exit
;
1819 ha
->iobase
= ioremap(pci_resource_start(ha
->pdev
, 1), MIN_IOBASE_LEN
);
1821 qla_printk(KERN_ERR
, ha
,
1822 "cannot remap MMIO (%s), aborting\n", pci_name(ha
->pdev
));
1824 goto iospace_error_exit
;
1827 /* Determine queue resources */
1828 ha
->max_req_queues
= ha
->max_rsp_queues
= 1;
1829 if ((ql2xmaxqueues
<= 1 && !ql2xmultique_tag
) ||
1830 (ql2xmaxqueues
> 1 && ql2xmultique_tag
) ||
1831 (!IS_QLA25XX(ha
) && !IS_QLA81XX(ha
)))
1834 ha
->mqiobase
= ioremap(pci_resource_start(ha
->pdev
, 3),
1835 pci_resource_len(ha
->pdev
, 3));
1837 /* Read MSIX vector size of the board */
1838 pci_read_config_word(ha
->pdev
, QLA_PCI_MSIX_CONTROL
, &msix
);
1839 ha
->msix_count
= msix
;
1840 /* Max queues are bounded by available msix vectors */
1841 /* queue 0 uses two msix vectors */
1842 if (ql2xmultique_tag
) {
1843 cpus
= num_online_cpus();
1844 ha
->max_rsp_queues
= (ha
->msix_count
- 1 > cpus
) ?
1845 (cpus
+ 1) : (ha
->msix_count
- 1);
1846 ha
->max_req_queues
= 2;
1847 } else if (ql2xmaxqueues
> 1) {
1848 ha
->max_req_queues
= ql2xmaxqueues
> QLA_MQ_SIZE
?
1849 QLA_MQ_SIZE
: ql2xmaxqueues
;
1850 DEBUG2(qla_printk(KERN_INFO
, ha
, "QoS mode set, max no"
1851 " of request queues:%d\n", ha
->max_req_queues
));
1853 qla_printk(KERN_INFO
, ha
,
1854 "MSI-X vector count: %d\n", msix
);
1856 qla_printk(KERN_INFO
, ha
, "BAR 3 not enabled\n");
1859 ha
->msix_count
= ha
->max_rsp_queues
+ 1;
1867 qla2xxx_scan_start(struct Scsi_Host
*shost
)
1869 scsi_qla_host_t
*vha
= shost_priv(shost
);
1871 if (vha
->hw
->flags
.running_gold_fw
)
1874 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
1875 set_bit(LOCAL_LOOP_UPDATE
, &vha
->dpc_flags
);
1876 set_bit(RSCN_UPDATE
, &vha
->dpc_flags
);
1877 set_bit(NPIV_CONFIG_NEEDED
, &vha
->dpc_flags
);
1881 qla2xxx_scan_finished(struct Scsi_Host
*shost
, unsigned long time
)
1883 scsi_qla_host_t
*vha
= shost_priv(shost
);
1887 if (time
> vha
->hw
->loop_reset_delay
* HZ
)
1890 return atomic_read(&vha
->loop_state
) == LOOP_READY
;
1894 * PCI driver interface
1896 static int __devinit
1897 qla2x00_probe_one(struct pci_dev
*pdev
, const struct pci_device_id
*id
)
1900 struct Scsi_Host
*host
;
1901 scsi_qla_host_t
*base_vha
= NULL
;
1902 struct qla_hw_data
*ha
;
1905 struct scsi_host_template
*sht
;
1906 int bars
, max_id
, mem_only
= 0;
1907 uint16_t req_length
= 0, rsp_length
= 0;
1908 struct req_que
*req
= NULL
;
1909 struct rsp_que
*rsp
= NULL
;
1911 bars
= pci_select_bars(pdev
, IORESOURCE_MEM
| IORESOURCE_IO
);
1912 sht
= &qla2xxx_driver_template
;
1913 if (pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP2422
||
1914 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP2432
||
1915 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP8432
||
1916 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP5422
||
1917 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP5432
||
1918 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP2532
||
1919 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP8001
||
1920 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP8021
) {
1921 bars
= pci_select_bars(pdev
, IORESOURCE_MEM
);
1926 if (pci_enable_device_mem(pdev
))
1929 if (pci_enable_device(pdev
))
1933 /* This may fail but that's ok */
1934 pci_enable_pcie_error_reporting(pdev
);
1936 ha
= kzalloc(sizeof(struct qla_hw_data
), GFP_KERNEL
);
1938 DEBUG(printk("Unable to allocate memory for ha\n"));
1943 /* Clear our data area */
1945 ha
->mem_only
= mem_only
;
1946 spin_lock_init(&ha
->hardware_lock
);
1947 spin_lock_init(&ha
->vport_slock
);
1949 /* Set ISP-type information. */
1950 qla2x00_set_isp_flags(ha
);
1952 /* Set EEH reset type to fundamental if required by hba */
1953 if ( IS_QLA24XX(ha
) || IS_QLA25XX(ha
) || IS_QLA81XX(ha
)) {
1954 pdev
->needs_freset
= 1;
1957 /* Configure PCI I/O space */
1958 ret
= qla2x00_iospace_config(ha
);
1960 goto probe_hw_failed
;
1962 qla_printk(KERN_INFO
, ha
,
1963 "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev
->device
, pdev
->irq
,
1966 ha
->prev_topology
= 0;
1967 ha
->init_cb_size
= sizeof(init_cb_t
);
1968 ha
->link_data_rate
= PORT_SPEED_UNKNOWN
;
1969 ha
->optrom_size
= OPTROM_SIZE_2300
;
1971 /* Assign ISP specific operations. */
1972 max_id
= MAX_TARGETS_2200
;
1973 if (IS_QLA2100(ha
)) {
1974 max_id
= MAX_TARGETS_2100
;
1975 ha
->mbx_count
= MAILBOX_REGISTER_COUNT_2100
;
1976 req_length
= REQUEST_ENTRY_CNT_2100
;
1977 rsp_length
= RESPONSE_ENTRY_CNT_2100
;
1978 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2100
;
1979 ha
->gid_list_info_size
= 4;
1980 ha
->flash_conf_off
= ~0;
1981 ha
->flash_data_off
= ~0;
1982 ha
->nvram_conf_off
= ~0;
1983 ha
->nvram_data_off
= ~0;
1984 ha
->isp_ops
= &qla2100_isp_ops
;
1985 } else if (IS_QLA2200(ha
)) {
1986 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
1987 req_length
= REQUEST_ENTRY_CNT_2200
;
1988 rsp_length
= RESPONSE_ENTRY_CNT_2100
;
1989 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2100
;
1990 ha
->gid_list_info_size
= 4;
1991 ha
->flash_conf_off
= ~0;
1992 ha
->flash_data_off
= ~0;
1993 ha
->nvram_conf_off
= ~0;
1994 ha
->nvram_data_off
= ~0;
1995 ha
->isp_ops
= &qla2100_isp_ops
;
1996 } else if (IS_QLA23XX(ha
)) {
1997 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
1998 req_length
= REQUEST_ENTRY_CNT_2200
;
1999 rsp_length
= RESPONSE_ENTRY_CNT_2300
;
2000 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2300
;
2001 ha
->gid_list_info_size
= 6;
2002 if (IS_QLA2322(ha
) || IS_QLA6322(ha
))
2003 ha
->optrom_size
= OPTROM_SIZE_2322
;
2004 ha
->flash_conf_off
= ~0;
2005 ha
->flash_data_off
= ~0;
2006 ha
->nvram_conf_off
= ~0;
2007 ha
->nvram_data_off
= ~0;
2008 ha
->isp_ops
= &qla2300_isp_ops
;
2009 } else if (IS_QLA24XX_TYPE(ha
)) {
2010 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
2011 req_length
= REQUEST_ENTRY_CNT_24XX
;
2012 rsp_length
= RESPONSE_ENTRY_CNT_2300
;
2013 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2300
;
2014 ha
->init_cb_size
= sizeof(struct mid_init_cb_24xx
);
2015 ha
->gid_list_info_size
= 8;
2016 ha
->optrom_size
= OPTROM_SIZE_24XX
;
2017 ha
->nvram_npiv_size
= QLA_MAX_VPORTS_QLA24XX
;
2018 ha
->isp_ops
= &qla24xx_isp_ops
;
2019 ha
->flash_conf_off
= FARX_ACCESS_FLASH_CONF
;
2020 ha
->flash_data_off
= FARX_ACCESS_FLASH_DATA
;
2021 ha
->nvram_conf_off
= FARX_ACCESS_NVRAM_CONF
;
2022 ha
->nvram_data_off
= FARX_ACCESS_NVRAM_DATA
;
2023 } else if (IS_QLA25XX(ha
)) {
2024 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
2025 req_length
= REQUEST_ENTRY_CNT_24XX
;
2026 rsp_length
= RESPONSE_ENTRY_CNT_2300
;
2027 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2300
;
2028 ha
->init_cb_size
= sizeof(struct mid_init_cb_24xx
);
2029 ha
->gid_list_info_size
= 8;
2030 ha
->optrom_size
= OPTROM_SIZE_25XX
;
2031 ha
->nvram_npiv_size
= QLA_MAX_VPORTS_QLA25XX
;
2032 ha
->isp_ops
= &qla25xx_isp_ops
;
2033 ha
->flash_conf_off
= FARX_ACCESS_FLASH_CONF
;
2034 ha
->flash_data_off
= FARX_ACCESS_FLASH_DATA
;
2035 ha
->nvram_conf_off
= FARX_ACCESS_NVRAM_CONF
;
2036 ha
->nvram_data_off
= FARX_ACCESS_NVRAM_DATA
;
2037 } else if (IS_QLA81XX(ha
)) {
2038 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
2039 req_length
= REQUEST_ENTRY_CNT_24XX
;
2040 rsp_length
= RESPONSE_ENTRY_CNT_2300
;
2041 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2300
;
2042 ha
->init_cb_size
= sizeof(struct mid_init_cb_81xx
);
2043 ha
->gid_list_info_size
= 8;
2044 ha
->optrom_size
= OPTROM_SIZE_81XX
;
2045 ha
->nvram_npiv_size
= QLA_MAX_VPORTS_QLA25XX
;
2046 ha
->isp_ops
= &qla81xx_isp_ops
;
2047 ha
->flash_conf_off
= FARX_ACCESS_FLASH_CONF_81XX
;
2048 ha
->flash_data_off
= FARX_ACCESS_FLASH_DATA_81XX
;
2049 ha
->nvram_conf_off
= ~0;
2050 ha
->nvram_data_off
= ~0;
2051 } else if (IS_QLA82XX(ha
)) {
2052 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
2053 req_length
= REQUEST_ENTRY_CNT_82XX
;
2054 rsp_length
= RESPONSE_ENTRY_CNT_82XX
;
2055 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2300
;
2056 ha
->init_cb_size
= sizeof(struct mid_init_cb_81xx
);
2057 ha
->gid_list_info_size
= 8;
2058 ha
->optrom_size
= OPTROM_SIZE_82XX
;
2059 ha
->nvram_npiv_size
= QLA_MAX_VPORTS_QLA25XX
;
2060 ha
->isp_ops
= &qla82xx_isp_ops
;
2061 ha
->flash_conf_off
= FARX_ACCESS_FLASH_CONF
;
2062 ha
->flash_data_off
= FARX_ACCESS_FLASH_DATA
;
2063 ha
->nvram_conf_off
= FARX_ACCESS_NVRAM_CONF
;
2064 ha
->nvram_data_off
= FARX_ACCESS_NVRAM_DATA
;
2067 mutex_init(&ha
->vport_lock
);
2068 init_completion(&ha
->mbx_cmd_comp
);
2069 complete(&ha
->mbx_cmd_comp
);
2070 init_completion(&ha
->mbx_intr_comp
);
2071 init_completion(&ha
->dcbx_comp
);
2073 set_bit(0, (unsigned long *) ha
->vp_idx_map
);
2075 qla2x00_config_dma_addressing(ha
);
2076 ret
= qla2x00_mem_alloc(ha
, req_length
, rsp_length
, &req
, &rsp
);
2078 qla_printk(KERN_WARNING
, ha
,
2079 "[ERROR] Failed to allocate memory for adapter\n");
2081 goto probe_hw_failed
;
2084 req
->max_q_depth
= MAX_Q_DEPTH
;
2085 if (ql2xmaxqdepth
!= 0 && ql2xmaxqdepth
<= 0xffffU
)
2086 req
->max_q_depth
= ql2xmaxqdepth
;
2089 base_vha
= qla2x00_create_host(sht
, ha
);
2091 qla_printk(KERN_WARNING
, ha
,
2092 "[ERROR] Failed to allocate memory for scsi_host\n");
2095 qla2x00_mem_free(ha
);
2096 qla2x00_free_req_que(ha
, req
);
2097 qla2x00_free_rsp_que(ha
, rsp
);
2098 goto probe_hw_failed
;
2101 pci_set_drvdata(pdev
, base_vha
);
2103 host
= base_vha
->host
;
2104 base_vha
->req
= req
;
2105 host
->can_queue
= req
->length
+ 128;
2106 if (IS_QLA2XXX_MIDTYPE(ha
))
2107 base_vha
->mgmt_svr_loop_id
= 10 + base_vha
->vp_idx
;
2109 base_vha
->mgmt_svr_loop_id
= MANAGEMENT_SERVER
+
2112 /* Set the SG table size based on ISP type */
2113 if (!IS_FWI2_CAPABLE(ha
)) {
2115 host
->sg_tablesize
= 32;
2117 if (!IS_QLA82XX(ha
))
2118 host
->sg_tablesize
= QLA_SG_ALL
;
2121 host
->max_id
= max_id
;
2122 host
->this_id
= 255;
2123 host
->cmd_per_lun
= 3;
2124 host
->unique_id
= host
->host_no
;
2125 if ((IS_QLA25XX(ha
) || IS_QLA81XX(ha
)) && ql2xenabledif
)
2126 host
->max_cmd_len
= 32;
2128 host
->max_cmd_len
= MAX_CMDSZ
;
2129 host
->max_channel
= MAX_BUSES
- 1;
2130 host
->max_lun
= MAX_LUNS
;
2131 host
->transportt
= qla2xxx_transport_template
;
2132 sht
->vendor_id
= (SCSI_NL_VID_TYPE_PCI
| PCI_VENDOR_ID_QLOGIC
);
2134 /* Set up the irqs */
2135 ret
= qla2x00_request_irqs(ha
, rsp
);
2137 goto probe_init_failed
;
2139 pci_save_state(pdev
);
2141 /* Alloc arrays of request and response ring ptrs */
2143 if (!qla2x00_alloc_queues(ha
)) {
2144 qla_printk(KERN_WARNING
, ha
,
2145 "[ERROR] Failed to allocate memory for queue"
2147 goto probe_init_failed
;
2150 ha
->rsp_q_map
[0] = rsp
;
2151 ha
->req_q_map
[0] = req
;
2154 set_bit(0, ha
->req_qid_map
);
2155 set_bit(0, ha
->rsp_qid_map
);
2156 /* FWI2-capable only. */
2157 req
->req_q_in
= &ha
->iobase
->isp24
.req_q_in
;
2158 req
->req_q_out
= &ha
->iobase
->isp24
.req_q_out
;
2159 rsp
->rsp_q_in
= &ha
->iobase
->isp24
.rsp_q_in
;
2160 rsp
->rsp_q_out
= &ha
->iobase
->isp24
.rsp_q_out
;
2162 req
->req_q_in
= &ha
->mqiobase
->isp25mq
.req_q_in
;
2163 req
->req_q_out
= &ha
->mqiobase
->isp25mq
.req_q_out
;
2164 rsp
->rsp_q_in
= &ha
->mqiobase
->isp25mq
.rsp_q_in
;
2165 rsp
->rsp_q_out
= &ha
->mqiobase
->isp25mq
.rsp_q_out
;
2168 if (IS_QLA82XX(ha
)) {
2169 req
->req_q_out
= &ha
->iobase
->isp82
.req_q_out
[0];
2170 rsp
->rsp_q_in
= &ha
->iobase
->isp82
.rsp_q_in
[0];
2171 rsp
->rsp_q_out
= &ha
->iobase
->isp82
.rsp_q_out
[0];
2174 if (qla2x00_initialize_adapter(base_vha
)) {
2175 qla_printk(KERN_WARNING
, ha
,
2176 "Failed to initialize adapter\n");
2178 DEBUG2(printk("scsi(%ld): Failed to initialize adapter - "
2179 "Adapter flags %x.\n",
2180 base_vha
->host_no
, base_vha
->device_flags
));
2182 if (IS_QLA82XX(ha
)) {
2183 qla82xx_idc_lock(ha
);
2184 qla82xx_wr_32(ha
, QLA82XX_CRB_DEV_STATE
,
2185 QLA82XX_DEV_FAILED
);
2186 qla82xx_idc_unlock(ha
);
2187 qla_printk(KERN_INFO
, ha
, "HW State: FAILED\n");
2195 if (qla25xx_setup_mode(base_vha
)) {
2196 qla_printk(KERN_WARNING
, ha
,
2197 "Can't create queues, falling back to single"
2203 if (ha
->flags
.running_gold_fw
)
2207 * Startup the kernel thread for this host adapter
2209 ha
->dpc_thread
= kthread_create(qla2x00_do_dpc
, ha
,
2210 "%s_dpc", base_vha
->host_str
);
2211 if (IS_ERR(ha
->dpc_thread
)) {
2212 qla_printk(KERN_WARNING
, ha
,
2213 "Unable to start DPC thread!\n");
2214 ret
= PTR_ERR(ha
->dpc_thread
);
2219 list_add_tail(&base_vha
->list
, &ha
->vp_list
);
2220 base_vha
->host
->irq
= ha
->pdev
->irq
;
2222 /* Initialized the timer */
2223 qla2x00_start_timer(base_vha
, qla2x00_timer
, WATCH_INTERVAL
);
2225 DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n",
2226 base_vha
->host_no
, ha
));
2228 if ((IS_QLA25XX(ha
) || IS_QLA81XX(ha
)) && ql2xenabledif
) {
2229 if (ha
->fw_attributes
& BIT_4
) {
2230 base_vha
->flags
.difdix_supported
= 1;
2231 DEBUG18(qla_printk(KERN_INFO
, ha
,
2232 "Registering for DIF/DIX type 1 and 3"
2234 scsi_host_set_prot(host
,
2235 SHOST_DIF_TYPE1_PROTECTION
2236 | SHOST_DIF_TYPE2_PROTECTION
2237 | SHOST_DIF_TYPE3_PROTECTION
2238 | SHOST_DIX_TYPE1_PROTECTION
2239 | SHOST_DIX_TYPE2_PROTECTION
2240 | SHOST_DIX_TYPE3_PROTECTION
);
2241 scsi_host_set_guard(host
, SHOST_DIX_GUARD_CRC
);
2243 base_vha
->flags
.difdix_supported
= 0;
2246 ha
->isp_ops
->enable_intrs(ha
);
2248 ret
= scsi_add_host(host
, &pdev
->dev
);
2252 base_vha
->flags
.init_done
= 1;
2253 base_vha
->flags
.online
= 1;
2255 scsi_scan_host(host
);
2257 qla2x00_alloc_sysfs_attr(base_vha
);
2259 qla2x00_init_host_attr(base_vha
);
2261 qla2x00_dfs_setup(base_vha
);
2263 qla_printk(KERN_INFO
, ha
, "\n"
2264 " QLogic Fibre Channel HBA Driver: %s\n"
2266 " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n",
2267 qla2x00_version_str
, ha
->model_number
,
2268 ha
->model_desc
? ha
->model_desc
: "", pdev
->device
,
2269 ha
->isp_ops
->pci_info_str(base_vha
, pci_info
), pci_name(pdev
),
2270 ha
->flags
.enable_64bit_addressing
? '+' : '-', base_vha
->host_no
,
2271 ha
->isp_ops
->fw_version_str(base_vha
, fw_str
));
2276 qla2x00_free_req_que(ha
, req
);
2277 qla2x00_free_rsp_que(ha
, rsp
);
2278 ha
->max_req_queues
= ha
->max_rsp_queues
= 0;
2281 if (base_vha
->timer_active
)
2282 qla2x00_stop_timer(base_vha
);
2283 base_vha
->flags
.online
= 0;
2284 if (ha
->dpc_thread
) {
2285 struct task_struct
*t
= ha
->dpc_thread
;
2287 ha
->dpc_thread
= NULL
;
2291 qla2x00_free_device(base_vha
);
2293 scsi_host_put(base_vha
->host
);
2296 if (IS_QLA82XX(ha
)) {
2297 qla82xx_idc_lock(ha
);
2298 qla82xx_clear_drv_active(ha
);
2299 qla82xx_idc_unlock(ha
);
2300 iounmap((device_reg_t __iomem
*)ha
->nx_pcibase
);
2302 iounmap((device_reg_t __iomem
*)ha
->nxdb_wr_ptr
);
2305 iounmap(ha
->iobase
);
2307 pci_release_selected_regions(ha
->pdev
, ha
->bars
);
2312 pci_disable_device(pdev
);
2317 qla2x00_shutdown(struct pci_dev
*pdev
)
2319 scsi_qla_host_t
*vha
;
2320 struct qla_hw_data
*ha
;
2322 vha
= pci_get_drvdata(pdev
);
2325 /* Turn-off FCE trace */
2326 if (ha
->flags
.fce_enabled
) {
2327 qla2x00_disable_fce_trace(vha
, NULL
, NULL
);
2328 ha
->flags
.fce_enabled
= 0;
2331 /* Turn-off EFT trace */
2333 qla2x00_disable_eft_trace(vha
);
2335 /* Stop currently executing firmware. */
2336 qla2x00_try_to_stop_firmware(vha
);
2338 /* Turn adapter off line */
2339 vha
->flags
.online
= 0;
2341 /* turn-off interrupts on the card */
2342 if (ha
->interrupts_on
) {
2343 vha
->flags
.init_done
= 0;
2344 ha
->isp_ops
->disable_intrs(ha
);
2347 qla2x00_free_irqs(vha
);
2349 qla2x00_free_fw_dump(ha
);
2353 qla2x00_remove_one(struct pci_dev
*pdev
)
2355 scsi_qla_host_t
*base_vha
, *vha
;
2356 struct qla_hw_data
*ha
;
2357 unsigned long flags
;
2359 base_vha
= pci_get_drvdata(pdev
);
2362 spin_lock_irqsave(&ha
->vport_slock
, flags
);
2363 list_for_each_entry(vha
, &ha
->vp_list
, list
) {
2364 atomic_inc(&vha
->vref_count
);
2366 if (vha
->fc_vport
) {
2367 spin_unlock_irqrestore(&ha
->vport_slock
, flags
);
2369 fc_vport_terminate(vha
->fc_vport
);
2371 spin_lock_irqsave(&ha
->vport_slock
, flags
);
2374 atomic_dec(&vha
->vref_count
);
2376 spin_unlock_irqrestore(&ha
->vport_slock
, flags
);
2378 set_bit(UNLOADING
, &base_vha
->dpc_flags
);
2380 qla2x00_abort_all_cmds(base_vha
, DID_NO_CONNECT
<< 16);
2382 qla2x00_dfs_remove(base_vha
);
2384 qla84xx_put_chip(base_vha
);
2387 if (base_vha
->timer_active
)
2388 qla2x00_stop_timer(base_vha
);
2390 base_vha
->flags
.online
= 0;
2392 /* Flush the work queue and remove it */
2394 flush_workqueue(ha
->wq
);
2395 destroy_workqueue(ha
->wq
);
2399 /* Kill the kernel thread for this host */
2400 if (ha
->dpc_thread
) {
2401 struct task_struct
*t
= ha
->dpc_thread
;
2404 * qla2xxx_wake_dpc checks for ->dpc_thread
2405 * so we need to zero it out.
2407 ha
->dpc_thread
= NULL
;
2411 qla2x00_free_sysfs_attr(base_vha
);
2413 fc_remove_host(base_vha
->host
);
2415 scsi_remove_host(base_vha
->host
);
2417 qla2x00_free_device(base_vha
);
2419 scsi_host_put(base_vha
->host
);
2421 if (IS_QLA82XX(ha
)) {
2422 qla82xx_idc_lock(ha
);
2423 qla82xx_clear_drv_active(ha
);
2424 qla82xx_idc_unlock(ha
);
2426 iounmap((device_reg_t __iomem
*)ha
->nx_pcibase
);
2428 iounmap((device_reg_t __iomem
*)ha
->nxdb_wr_ptr
);
2431 iounmap(ha
->iobase
);
2434 iounmap(ha
->mqiobase
);
2437 pci_release_selected_regions(ha
->pdev
, ha
->bars
);
2441 pci_disable_pcie_error_reporting(pdev
);
2443 pci_disable_device(pdev
);
2444 pci_set_drvdata(pdev
, NULL
);
2448 qla2x00_free_device(scsi_qla_host_t
*vha
)
2450 struct qla_hw_data
*ha
= vha
->hw
;
2452 qla2x00_abort_all_cmds(vha
, DID_NO_CONNECT
<< 16);
2455 if (vha
->timer_active
)
2456 qla2x00_stop_timer(vha
);
2458 /* Kill the kernel thread for this host */
2459 if (ha
->dpc_thread
) {
2460 struct task_struct
*t
= ha
->dpc_thread
;
2463 * qla2xxx_wake_dpc checks for ->dpc_thread
2464 * so we need to zero it out.
2466 ha
->dpc_thread
= NULL
;
2470 qla25xx_delete_queues(vha
);
2472 if (ha
->flags
.fce_enabled
)
2473 qla2x00_disable_fce_trace(vha
, NULL
, NULL
);
2476 qla2x00_disable_eft_trace(vha
);
2478 /* Stop currently executing firmware. */
2479 qla2x00_try_to_stop_firmware(vha
);
2481 vha
->flags
.online
= 0;
2483 /* turn-off interrupts on the card */
2484 if (ha
->interrupts_on
) {
2485 vha
->flags
.init_done
= 0;
2486 ha
->isp_ops
->disable_intrs(ha
);
2489 qla2x00_free_irqs(vha
);
2491 qla2x00_free_fcports(vha
);
2493 qla2x00_mem_free(ha
);
2495 qla2x00_free_queues(ha
);
2498 void qla2x00_free_fcports(struct scsi_qla_host
*vha
)
2500 fc_port_t
*fcport
, *tfcport
;
2502 list_for_each_entry_safe(fcport
, tfcport
, &vha
->vp_fcports
, list
) {
2503 list_del(&fcport
->list
);
2510 qla2x00_schedule_rport_del(struct scsi_qla_host
*vha
, fc_port_t
*fcport
,
2513 struct fc_rport
*rport
;
2514 scsi_qla_host_t
*base_vha
;
2515 unsigned long flags
;
2520 rport
= fcport
->rport
;
2522 base_vha
= pci_get_drvdata(vha
->hw
->pdev
);
2523 spin_lock_irqsave(vha
->host
->host_lock
, flags
);
2524 fcport
->drport
= rport
;
2525 spin_unlock_irqrestore(vha
->host
->host_lock
, flags
);
2526 set_bit(FCPORT_UPDATE_NEEDED
, &base_vha
->dpc_flags
);
2527 qla2xxx_wake_dpc(base_vha
);
2529 fc_remote_port_delete(rport
);
2533 * qla2x00_mark_device_lost Updates fcport state when device goes offline.
2535 * Input: ha = adapter block pointer. fcport = port structure pointer.
2541 void qla2x00_mark_device_lost(scsi_qla_host_t
*vha
, fc_port_t
*fcport
,
2542 int do_login
, int defer
)
2544 if (atomic_read(&fcport
->state
) == FCS_ONLINE
&&
2545 vha
->vp_idx
== fcport
->vp_idx
) {
2546 atomic_set(&fcport
->state
, FCS_DEVICE_LOST
);
2547 qla2x00_schedule_rport_del(vha
, fcport
, defer
);
2550 * We may need to retry the login, so don't change the state of the
2551 * port but do the retries.
2553 if (atomic_read(&fcport
->state
) != FCS_DEVICE_DEAD
)
2554 atomic_set(&fcport
->state
, FCS_DEVICE_LOST
);
2559 if (fcport
->login_retry
== 0) {
2560 fcport
->login_retry
= vha
->hw
->login_retry_count
;
2561 set_bit(RELOGIN_NEEDED
, &vha
->dpc_flags
);
2563 DEBUG(printk("scsi(%ld): Port login retry: "
2564 "%02x%02x%02x%02x%02x%02x%02x%02x, "
2565 "id = 0x%04x retry cnt=%d\n",
2567 fcport
->port_name
[0],
2568 fcport
->port_name
[1],
2569 fcport
->port_name
[2],
2570 fcport
->port_name
[3],
2571 fcport
->port_name
[4],
2572 fcport
->port_name
[5],
2573 fcport
->port_name
[6],
2574 fcport
->port_name
[7],
2576 fcport
->login_retry
));
2581 * qla2x00_mark_all_devices_lost
2582 * Updates fcport state when device goes offline.
2585 * ha = adapter block pointer.
2586 * fcport = port structure pointer.
2594 qla2x00_mark_all_devices_lost(scsi_qla_host_t
*vha
, int defer
)
2598 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
2599 if (vha
->vp_idx
!= 0 && vha
->vp_idx
!= fcport
->vp_idx
)
2603 * No point in marking the device as lost, if the device is
2606 if (atomic_read(&fcport
->state
) == FCS_DEVICE_DEAD
)
2608 if (atomic_read(&fcport
->state
) == FCS_ONLINE
) {
2609 atomic_set(&fcport
->state
, FCS_DEVICE_LOST
);
2611 qla2x00_schedule_rport_del(vha
, fcport
, defer
);
2612 else if (vha
->vp_idx
== fcport
->vp_idx
)
2613 qla2x00_schedule_rport_del(vha
, fcport
, defer
);
2620 * Allocates adapter memory.
2627 qla2x00_mem_alloc(struct qla_hw_data
*ha
, uint16_t req_len
, uint16_t rsp_len
,
2628 struct req_que
**req
, struct rsp_que
**rsp
)
2632 ha
->init_cb
= dma_alloc_coherent(&ha
->pdev
->dev
, ha
->init_cb_size
,
2633 &ha
->init_cb_dma
, GFP_KERNEL
);
2637 ha
->gid_list
= dma_alloc_coherent(&ha
->pdev
->dev
, GID_LIST_SIZE
,
2638 &ha
->gid_list_dma
, GFP_KERNEL
);
2640 goto fail_free_init_cb
;
2642 ha
->srb_mempool
= mempool_create_slab_pool(SRB_MIN_REQ
, srb_cachep
);
2643 if (!ha
->srb_mempool
)
2644 goto fail_free_gid_list
;
2646 if (IS_QLA82XX(ha
)) {
2647 /* Allocate cache for CT6 Ctx. */
2649 ctx_cachep
= kmem_cache_create("qla2xxx_ctx",
2650 sizeof(struct ct6_dsd
), 0,
2651 SLAB_HWCACHE_ALIGN
, NULL
);
2653 goto fail_free_gid_list
;
2655 ha
->ctx_mempool
= mempool_create_slab_pool(SRB_MIN_REQ
,
2657 if (!ha
->ctx_mempool
)
2658 goto fail_free_srb_mempool
;
2661 /* Get memory for cached NVRAM */
2662 ha
->nvram
= kzalloc(MAX_NVRAM_SIZE
, GFP_KERNEL
);
2664 goto fail_free_ctx_mempool
;
2666 snprintf(name
, sizeof(name
), "%s_%d", QLA2XXX_DRIVER_NAME
,
2668 ha
->s_dma_pool
= dma_pool_create(name
, &ha
->pdev
->dev
,
2669 DMA_POOL_SIZE
, 8, 0);
2670 if (!ha
->s_dma_pool
)
2671 goto fail_free_nvram
;
2673 if (IS_QLA82XX(ha
) || ql2xenabledif
) {
2674 ha
->dl_dma_pool
= dma_pool_create(name
, &ha
->pdev
->dev
,
2675 DSD_LIST_DMA_POOL_SIZE
, 8, 0);
2676 if (!ha
->dl_dma_pool
) {
2677 qla_printk(KERN_WARNING
, ha
,
2678 "Memory Allocation failed - dl_dma_pool\n");
2679 goto fail_s_dma_pool
;
2682 ha
->fcp_cmnd_dma_pool
= dma_pool_create(name
, &ha
->pdev
->dev
,
2683 FCP_CMND_DMA_POOL_SIZE
, 8, 0);
2684 if (!ha
->fcp_cmnd_dma_pool
) {
2685 qla_printk(KERN_WARNING
, ha
,
2686 "Memory Allocation failed - fcp_cmnd_dma_pool\n");
2687 goto fail_dl_dma_pool
;
2691 /* Allocate memory for SNS commands */
2692 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)) {
2693 /* Get consistent memory allocated for SNS commands */
2694 ha
->sns_cmd
= dma_alloc_coherent(&ha
->pdev
->dev
,
2695 sizeof(struct sns_cmd_pkt
), &ha
->sns_cmd_dma
, GFP_KERNEL
);
2699 /* Get consistent memory allocated for MS IOCB */
2700 ha
->ms_iocb
= dma_pool_alloc(ha
->s_dma_pool
, GFP_KERNEL
,
2704 /* Get consistent memory allocated for CT SNS commands */
2705 ha
->ct_sns
= dma_alloc_coherent(&ha
->pdev
->dev
,
2706 sizeof(struct ct_sns_pkt
), &ha
->ct_sns_dma
, GFP_KERNEL
);
2708 goto fail_free_ms_iocb
;
2711 /* Allocate memory for request ring */
2712 *req
= kzalloc(sizeof(struct req_que
), GFP_KERNEL
);
2714 DEBUG(printk("Unable to allocate memory for req\n"));
2717 (*req
)->length
= req_len
;
2718 (*req
)->ring
= dma_alloc_coherent(&ha
->pdev
->dev
,
2719 ((*req
)->length
+ 1) * sizeof(request_t
),
2720 &(*req
)->dma
, GFP_KERNEL
);
2721 if (!(*req
)->ring
) {
2722 DEBUG(printk("Unable to allocate memory for req_ring\n"));
2725 /* Allocate memory for response ring */
2726 *rsp
= kzalloc(sizeof(struct rsp_que
), GFP_KERNEL
);
2728 qla_printk(KERN_WARNING
, ha
,
2729 "Unable to allocate memory for rsp\n");
2733 (*rsp
)->length
= rsp_len
;
2734 (*rsp
)->ring
= dma_alloc_coherent(&ha
->pdev
->dev
,
2735 ((*rsp
)->length
+ 1) * sizeof(response_t
),
2736 &(*rsp
)->dma
, GFP_KERNEL
);
2737 if (!(*rsp
)->ring
) {
2738 qla_printk(KERN_WARNING
, ha
,
2739 "Unable to allocate memory for rsp_ring\n");
2744 /* Allocate memory for NVRAM data for vports */
2745 if (ha
->nvram_npiv_size
) {
2746 ha
->npiv_info
= kzalloc(sizeof(struct qla_npiv_entry
) *
2747 ha
->nvram_npiv_size
, GFP_KERNEL
);
2748 if (!ha
->npiv_info
) {
2749 qla_printk(KERN_WARNING
, ha
,
2750 "Unable to allocate memory for npiv info\n");
2751 goto fail_npiv_info
;
2754 ha
->npiv_info
= NULL
;
2756 /* Get consistent memory allocated for EX-INIT-CB. */
2757 if (IS_QLA8XXX_TYPE(ha
)) {
2758 ha
->ex_init_cb
= dma_pool_alloc(ha
->s_dma_pool
, GFP_KERNEL
,
2759 &ha
->ex_init_cb_dma
);
2760 if (!ha
->ex_init_cb
)
2761 goto fail_ex_init_cb
;
2764 INIT_LIST_HEAD(&ha
->gbl_dsd_list
);
2766 /* Get consistent memory allocated for Async Port-Database. */
2767 if (!IS_FWI2_CAPABLE(ha
)) {
2768 ha
->async_pd
= dma_pool_alloc(ha
->s_dma_pool
, GFP_KERNEL
,
2774 INIT_LIST_HEAD(&ha
->vp_list
);
2778 dma_pool_free(ha
->s_dma_pool
, ha
->ex_init_cb
, ha
->ex_init_cb_dma
);
2780 kfree(ha
->npiv_info
);
2782 dma_free_coherent(&ha
->pdev
->dev
, ((*rsp
)->length
+ 1) *
2783 sizeof(response_t
), (*rsp
)->ring
, (*rsp
)->dma
);
2784 (*rsp
)->ring
= NULL
;
2789 dma_free_coherent(&ha
->pdev
->dev
, ((*req
)->length
+ 1) *
2790 sizeof(request_t
), (*req
)->ring
, (*req
)->dma
);
2791 (*req
)->ring
= NULL
;
2796 dma_free_coherent(&ha
->pdev
->dev
, sizeof(struct ct_sns_pkt
),
2797 ha
->ct_sns
, ha
->ct_sns_dma
);
2801 dma_pool_free(ha
->s_dma_pool
, ha
->ms_iocb
, ha
->ms_iocb_dma
);
2803 ha
->ms_iocb_dma
= 0;
2805 if (IS_QLA82XX(ha
) || ql2xenabledif
) {
2806 dma_pool_destroy(ha
->fcp_cmnd_dma_pool
);
2807 ha
->fcp_cmnd_dma_pool
= NULL
;
2810 if (IS_QLA82XX(ha
) || ql2xenabledif
) {
2811 dma_pool_destroy(ha
->dl_dma_pool
);
2812 ha
->dl_dma_pool
= NULL
;
2815 dma_pool_destroy(ha
->s_dma_pool
);
2816 ha
->s_dma_pool
= NULL
;
2820 fail_free_ctx_mempool
:
2821 mempool_destroy(ha
->ctx_mempool
);
2822 ha
->ctx_mempool
= NULL
;
2823 fail_free_srb_mempool
:
2824 mempool_destroy(ha
->srb_mempool
);
2825 ha
->srb_mempool
= NULL
;
2827 dma_free_coherent(&ha
->pdev
->dev
, GID_LIST_SIZE
, ha
->gid_list
,
2829 ha
->gid_list
= NULL
;
2830 ha
->gid_list_dma
= 0;
2832 dma_free_coherent(&ha
->pdev
->dev
, ha
->init_cb_size
, ha
->init_cb
,
2835 ha
->init_cb_dma
= 0;
2837 DEBUG(printk("%s: Memory allocation failure\n", __func__
));
2842 * qla2x00_free_fw_dump
2843 * Frees fw dump stuff.
2846 * ha = adapter block pointer.
2849 qla2x00_free_fw_dump(struct qla_hw_data
*ha
)
2852 dma_free_coherent(&ha
->pdev
->dev
, FCE_SIZE
, ha
->fce
,
2857 dma_free_coherent(&ha
->pdev
->dev
,
2858 ntohl(ha
->fw_dump
->eft_size
), ha
->eft
, ha
->eft_dma
);
2867 ha
->fw_dump_reading
= 0;
2872 * Frees all adapter allocated memory.
2875 * ha = adapter block pointer.
2878 qla2x00_mem_free(struct qla_hw_data
*ha
)
2880 qla2x00_free_fw_dump(ha
);
2882 if (ha
->srb_mempool
)
2883 mempool_destroy(ha
->srb_mempool
);
2886 dma_free_coherent(&ha
->pdev
->dev
, DCBX_TLV_DATA_SIZE
,
2887 ha
->dcbx_tlv
, ha
->dcbx_tlv_dma
);
2890 dma_free_coherent(&ha
->pdev
->dev
, XGMAC_DATA_SIZE
,
2891 ha
->xgmac_data
, ha
->xgmac_data_dma
);
2894 dma_free_coherent(&ha
->pdev
->dev
, sizeof(struct sns_cmd_pkt
),
2895 ha
->sns_cmd
, ha
->sns_cmd_dma
);
2898 dma_free_coherent(&ha
->pdev
->dev
, sizeof(struct ct_sns_pkt
),
2899 ha
->ct_sns
, ha
->ct_sns_dma
);
2902 dma_pool_free(ha
->s_dma_pool
, ha
->sfp_data
, ha
->sfp_data_dma
);
2905 dma_pool_free(ha
->s_dma_pool
, ha
->edc_data
, ha
->edc_data_dma
);
2908 dma_pool_free(ha
->s_dma_pool
, ha
->ms_iocb
, ha
->ms_iocb_dma
);
2911 dma_pool_free(ha
->s_dma_pool
,
2912 ha
->ex_init_cb
, ha
->ex_init_cb_dma
);
2915 dma_pool_free(ha
->s_dma_pool
, ha
->async_pd
, ha
->async_pd_dma
);
2918 dma_pool_destroy(ha
->s_dma_pool
);
2921 dma_free_coherent(&ha
->pdev
->dev
, GID_LIST_SIZE
, ha
->gid_list
,
2924 if (IS_QLA82XX(ha
)) {
2925 if (!list_empty(&ha
->gbl_dsd_list
)) {
2926 struct dsd_dma
*dsd_ptr
, *tdsd_ptr
;
2928 /* clean up allocated prev pool */
2929 list_for_each_entry_safe(dsd_ptr
,
2930 tdsd_ptr
, &ha
->gbl_dsd_list
, list
) {
2931 dma_pool_free(ha
->dl_dma_pool
,
2932 dsd_ptr
->dsd_addr
, dsd_ptr
->dsd_list_dma
);
2933 list_del(&dsd_ptr
->list
);
2939 if (ha
->dl_dma_pool
)
2940 dma_pool_destroy(ha
->dl_dma_pool
);
2942 if (ha
->fcp_cmnd_dma_pool
)
2943 dma_pool_destroy(ha
->fcp_cmnd_dma_pool
);
2945 if (ha
->ctx_mempool
)
2946 mempool_destroy(ha
->ctx_mempool
);
2949 dma_free_coherent(&ha
->pdev
->dev
, ha
->init_cb_size
,
2950 ha
->init_cb
, ha
->init_cb_dma
);
2951 vfree(ha
->optrom_buffer
);
2953 kfree(ha
->npiv_info
);
2955 ha
->srb_mempool
= NULL
;
2956 ha
->ctx_mempool
= NULL
;
2958 ha
->sns_cmd_dma
= 0;
2962 ha
->ms_iocb_dma
= 0;
2964 ha
->init_cb_dma
= 0;
2965 ha
->ex_init_cb
= NULL
;
2966 ha
->ex_init_cb_dma
= 0;
2967 ha
->async_pd
= NULL
;
2968 ha
->async_pd_dma
= 0;
2970 ha
->s_dma_pool
= NULL
;
2971 ha
->dl_dma_pool
= NULL
;
2972 ha
->fcp_cmnd_dma_pool
= NULL
;
2974 ha
->gid_list
= NULL
;
2975 ha
->gid_list_dma
= 0;
2978 struct scsi_qla_host
*qla2x00_create_host(struct scsi_host_template
*sht
,
2979 struct qla_hw_data
*ha
)
2981 struct Scsi_Host
*host
;
2982 struct scsi_qla_host
*vha
= NULL
;
2984 host
= scsi_host_alloc(sht
, sizeof(scsi_qla_host_t
));
2987 "qla2xxx: Couldn't allocate host from scsi layer!\n");
2991 /* Clear our data area */
2992 vha
= shost_priv(host
);
2993 memset(vha
, 0, sizeof(scsi_qla_host_t
));
2996 vha
->host_no
= host
->host_no
;
2999 INIT_LIST_HEAD(&vha
->vp_fcports
);
3000 INIT_LIST_HEAD(&vha
->work_list
);
3001 INIT_LIST_HEAD(&vha
->list
);
3003 spin_lock_init(&vha
->work_lock
);
3005 sprintf(vha
->host_str
, "%s_%ld", QLA2XXX_DRIVER_NAME
, vha
->host_no
);
3012 static struct qla_work_evt
*
3013 qla2x00_alloc_work(struct scsi_qla_host
*vha
, enum qla_work_type type
)
3015 struct qla_work_evt
*e
;
3018 QLA_VHA_MARK_BUSY(vha
, bail
);
3022 e
= kzalloc(sizeof(struct qla_work_evt
), GFP_ATOMIC
);
3024 QLA_VHA_MARK_NOT_BUSY(vha
);
3028 INIT_LIST_HEAD(&e
->list
);
3030 e
->flags
= QLA_EVT_FLAG_FREE
;
3035 qla2x00_post_work(struct scsi_qla_host
*vha
, struct qla_work_evt
*e
)
3037 unsigned long flags
;
3039 spin_lock_irqsave(&vha
->work_lock
, flags
);
3040 list_add_tail(&e
->list
, &vha
->work_list
);
3041 spin_unlock_irqrestore(&vha
->work_lock
, flags
);
3042 qla2xxx_wake_dpc(vha
);
3048 qla2x00_post_aen_work(struct scsi_qla_host
*vha
, enum fc_host_event_code code
,
3051 struct qla_work_evt
*e
;
3053 e
= qla2x00_alloc_work(vha
, QLA_EVT_AEN
);
3055 return QLA_FUNCTION_FAILED
;
3057 e
->u
.aen
.code
= code
;
3058 e
->u
.aen
.data
= data
;
3059 return qla2x00_post_work(vha
, e
);
3063 qla2x00_post_idc_ack_work(struct scsi_qla_host
*vha
, uint16_t *mb
)
3065 struct qla_work_evt
*e
;
3067 e
= qla2x00_alloc_work(vha
, QLA_EVT_IDC_ACK
);
3069 return QLA_FUNCTION_FAILED
;
3071 memcpy(e
->u
.idc_ack
.mb
, mb
, QLA_IDC_ACK_REGS
* sizeof(uint16_t));
3072 return qla2x00_post_work(vha
, e
);
3075 #define qla2x00_post_async_work(name, type) \
3076 int qla2x00_post_async_##name##_work( \
3077 struct scsi_qla_host *vha, \
3078 fc_port_t *fcport, uint16_t *data) \
3080 struct qla_work_evt *e; \
3082 e = qla2x00_alloc_work(vha, type); \
3084 return QLA_FUNCTION_FAILED; \
3086 e->u.logio.fcport = fcport; \
3088 e->u.logio.data[0] = data[0]; \
3089 e->u.logio.data[1] = data[1]; \
3091 return qla2x00_post_work(vha, e); \
3094 qla2x00_post_async_work(login
, QLA_EVT_ASYNC_LOGIN
);
3095 qla2x00_post_async_work(login_done
, QLA_EVT_ASYNC_LOGIN_DONE
);
3096 qla2x00_post_async_work(logout
, QLA_EVT_ASYNC_LOGOUT
);
3097 qla2x00_post_async_work(logout_done
, QLA_EVT_ASYNC_LOGOUT_DONE
);
3098 qla2x00_post_async_work(adisc
, QLA_EVT_ASYNC_ADISC
);
3099 qla2x00_post_async_work(adisc_done
, QLA_EVT_ASYNC_ADISC_DONE
);
3102 qla2x00_post_uevent_work(struct scsi_qla_host
*vha
, u32 code
)
3104 struct qla_work_evt
*e
;
3106 e
= qla2x00_alloc_work(vha
, QLA_EVT_UEVENT
);
3108 return QLA_FUNCTION_FAILED
;
3110 e
->u
.uevent
.code
= code
;
3111 return qla2x00_post_work(vha
, e
);
3115 qla2x00_uevent_emit(struct scsi_qla_host
*vha
, u32 code
)
3117 char event_string
[40];
3118 char *envp
[] = { event_string
, NULL
};
3121 case QLA_UEVENT_CODE_FW_DUMP
:
3122 snprintf(event_string
, sizeof(event_string
), "FW_DUMP=%ld",
3129 kobject_uevent_env(&vha
->hw
->pdev
->dev
.kobj
, KOBJ_CHANGE
, envp
);
3133 qla2x00_do_work(struct scsi_qla_host
*vha
)
3135 struct qla_work_evt
*e
, *tmp
;
3136 unsigned long flags
;
3139 spin_lock_irqsave(&vha
->work_lock
, flags
);
3140 list_splice_init(&vha
->work_list
, &work
);
3141 spin_unlock_irqrestore(&vha
->work_lock
, flags
);
3143 list_for_each_entry_safe(e
, tmp
, &work
, list
) {
3144 list_del_init(&e
->list
);
3148 fc_host_post_event(vha
->host
, fc_get_event_number(),
3149 e
->u
.aen
.code
, e
->u
.aen
.data
);
3151 case QLA_EVT_IDC_ACK
:
3152 qla81xx_idc_ack(vha
, e
->u
.idc_ack
.mb
);
3154 case QLA_EVT_ASYNC_LOGIN
:
3155 qla2x00_async_login(vha
, e
->u
.logio
.fcport
,
3158 case QLA_EVT_ASYNC_LOGIN_DONE
:
3159 qla2x00_async_login_done(vha
, e
->u
.logio
.fcport
,
3162 case QLA_EVT_ASYNC_LOGOUT
:
3163 qla2x00_async_logout(vha
, e
->u
.logio
.fcport
);
3165 case QLA_EVT_ASYNC_LOGOUT_DONE
:
3166 qla2x00_async_logout_done(vha
, e
->u
.logio
.fcport
,
3169 case QLA_EVT_ASYNC_ADISC
:
3170 qla2x00_async_adisc(vha
, e
->u
.logio
.fcport
,
3173 case QLA_EVT_ASYNC_ADISC_DONE
:
3174 qla2x00_async_adisc_done(vha
, e
->u
.logio
.fcport
,
3177 case QLA_EVT_UEVENT
:
3178 qla2x00_uevent_emit(vha
, e
->u
.uevent
.code
);
3181 if (e
->flags
& QLA_EVT_FLAG_FREE
)
3184 /* For each work completed decrement vha ref count */
3185 QLA_VHA_MARK_NOT_BUSY(vha
);
3189 /* Relogins all the fcports of a vport
3190 * Context: dpc thread
3192 void qla2x00_relogin(struct scsi_qla_host
*vha
)
3196 uint16_t next_loopid
= 0;
3197 struct qla_hw_data
*ha
= vha
->hw
;
3200 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
3202 * If the port is not ONLINE then try to login
3203 * to it if we haven't run out of retries.
3205 if (atomic_read(&fcport
->state
) != FCS_ONLINE
&&
3206 fcport
->login_retry
&& !(fcport
->flags
& FCF_ASYNC_SENT
)) {
3207 fcport
->login_retry
--;
3208 if (fcport
->flags
& FCF_FABRIC_DEVICE
) {
3209 if (fcport
->flags
& FCF_FCP2_DEVICE
)
3210 ha
->isp_ops
->fabric_logout(vha
,
3212 fcport
->d_id
.b
.domain
,
3213 fcport
->d_id
.b
.area
,
3214 fcport
->d_id
.b
.al_pa
);
3216 if (IS_ALOGIO_CAPABLE(ha
)) {
3217 fcport
->flags
|= FCF_ASYNC_SENT
;
3219 data
[1] = QLA_LOGIO_LOGIN_RETRIED
;
3220 status
= qla2x00_post_async_login_work(
3222 if (status
== QLA_SUCCESS
)
3224 /* Attempt a retry. */
3227 status
= qla2x00_fabric_login(vha
,
3228 fcport
, &next_loopid
);
3230 status
= qla2x00_local_device_login(vha
,
3233 if (status
== QLA_SUCCESS
) {
3234 fcport
->old_loop_id
= fcport
->loop_id
;
3236 DEBUG(printk("scsi(%ld): port login OK: logged "
3237 "in ID 0x%x\n", vha
->host_no
, fcport
->loop_id
));
3239 qla2x00_update_fcport(vha
, fcport
);
3241 } else if (status
== 1) {
3242 set_bit(RELOGIN_NEEDED
, &vha
->dpc_flags
);
3243 /* retry the login again */
3244 DEBUG(printk("scsi(%ld): Retrying"
3245 " %d login again loop_id 0x%x\n",
3246 vha
->host_no
, fcport
->login_retry
,
3249 fcport
->login_retry
= 0;
3252 if (fcport
->login_retry
== 0 && status
!= QLA_SUCCESS
)
3253 fcport
->loop_id
= FC_NO_LOOP_ID
;
3255 if (test_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
))
3260 /**************************************************************************
3262 * This kernel thread is a task that is schedule by the interrupt handler
3263 * to perform the background processing for interrupts.
3266 * This task always run in the context of a kernel thread. It
3267 * is kick-off by the driver's detect code and starts up
3268 * up one per adapter. It immediately goes to sleep and waits for
3269 * some fibre event. When either the interrupt handler or
3270 * the timer routine detects a event it will one of the task
3271 * bits then wake us up.
3272 **************************************************************************/
3274 qla2x00_do_dpc(void *data
)
3277 scsi_qla_host_t
*base_vha
;
3278 struct qla_hw_data
*ha
;
3280 ha
= (struct qla_hw_data
*)data
;
3281 base_vha
= pci_get_drvdata(ha
->pdev
);
3283 set_user_nice(current
, -20);
3285 set_current_state(TASK_INTERRUPTIBLE
);
3286 while (!kthread_should_stop()) {
3287 DEBUG3(printk("qla2x00: DPC handler sleeping\n"));
3290 __set_current_state(TASK_RUNNING
);
3292 DEBUG3(printk("qla2x00: DPC handler waking up\n"));
3294 /* Initialization not yet finished. Don't do anything yet. */
3295 if (!base_vha
->flags
.init_done
)
3298 if (ha
->flags
.eeh_busy
) {
3299 DEBUG17(qla_printk(KERN_WARNING
, ha
,
3300 "qla2x00_do_dpc: dpc_flags: %lx\n",
3301 base_vha
->dpc_flags
));
3305 DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha
->host_no
));
3309 if (ha
->flags
.mbox_busy
) {
3314 qla2x00_do_work(base_vha
);
3316 if (IS_QLA82XX(ha
)) {
3317 if (test_and_clear_bit(ISP_UNRECOVERABLE
,
3318 &base_vha
->dpc_flags
)) {
3319 qla82xx_idc_lock(ha
);
3320 qla82xx_wr_32(ha
, QLA82XX_CRB_DEV_STATE
,
3321 QLA82XX_DEV_FAILED
);
3322 qla82xx_idc_unlock(ha
);
3323 qla_printk(KERN_INFO
, ha
,
3324 "HW State: FAILED\n");
3325 qla82xx_device_state_handler(base_vha
);
3329 if (test_and_clear_bit(FCOE_CTX_RESET_NEEDED
,
3330 &base_vha
->dpc_flags
)) {
3332 DEBUG(printk(KERN_INFO
3333 "scsi(%ld): dpc: sched "
3334 "qla82xx_fcoe_ctx_reset ha = %p\n",
3335 base_vha
->host_no
, ha
));
3336 if (!(test_and_set_bit(ABORT_ISP_ACTIVE
,
3337 &base_vha
->dpc_flags
))) {
3338 if (qla82xx_fcoe_ctx_reset(base_vha
)) {
3339 /* FCoE-ctx reset failed.
3340 * Escalate to chip-reset
3342 set_bit(ISP_ABORT_NEEDED
,
3343 &base_vha
->dpc_flags
);
3345 clear_bit(ABORT_ISP_ACTIVE
,
3346 &base_vha
->dpc_flags
);
3349 DEBUG(printk("scsi(%ld): dpc:"
3350 " qla82xx_fcoe_ctx_reset end\n",
3351 base_vha
->host_no
));
3355 if (test_and_clear_bit(ISP_ABORT_NEEDED
,
3356 &base_vha
->dpc_flags
)) {
3358 DEBUG(printk("scsi(%ld): dpc: sched "
3359 "qla2x00_abort_isp ha = %p\n",
3360 base_vha
->host_no
, ha
));
3361 if (!(test_and_set_bit(ABORT_ISP_ACTIVE
,
3362 &base_vha
->dpc_flags
))) {
3364 if (ha
->isp_ops
->abort_isp(base_vha
)) {
3365 /* failed. retry later */
3366 set_bit(ISP_ABORT_NEEDED
,
3367 &base_vha
->dpc_flags
);
3369 clear_bit(ABORT_ISP_ACTIVE
,
3370 &base_vha
->dpc_flags
);
3373 DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n",
3374 base_vha
->host_no
));
3377 if (test_bit(FCPORT_UPDATE_NEEDED
, &base_vha
->dpc_flags
)) {
3378 qla2x00_update_fcports(base_vha
);
3379 clear_bit(FCPORT_UPDATE_NEEDED
, &base_vha
->dpc_flags
);
3382 if (test_bit(ISP_QUIESCE_NEEDED
, &base_vha
->dpc_flags
)) {
3383 DEBUG(printk(KERN_INFO
"scsi(%ld): dpc: sched "
3384 "qla2x00_quiesce_needed ha = %p\n",
3385 base_vha
->host_no
, ha
));
3386 qla82xx_device_state_handler(base_vha
);
3387 clear_bit(ISP_QUIESCE_NEEDED
, &base_vha
->dpc_flags
);
3388 if (!ha
->flags
.quiesce_owner
) {
3389 qla2x00_perform_loop_resync(base_vha
);
3391 qla82xx_idc_lock(ha
);
3392 qla82xx_clear_qsnt_ready(base_vha
);
3393 qla82xx_idc_unlock(ha
);
3397 if (test_and_clear_bit(RESET_MARKER_NEEDED
,
3398 &base_vha
->dpc_flags
) &&
3399 (!(test_and_set_bit(RESET_ACTIVE
, &base_vha
->dpc_flags
)))) {
3401 DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n",
3402 base_vha
->host_no
));
3404 qla2x00_rst_aen(base_vha
);
3405 clear_bit(RESET_ACTIVE
, &base_vha
->dpc_flags
);
3408 /* Retry each device up to login retry count */
3409 if ((test_and_clear_bit(RELOGIN_NEEDED
,
3410 &base_vha
->dpc_flags
)) &&
3411 !test_bit(LOOP_RESYNC_NEEDED
, &base_vha
->dpc_flags
) &&
3412 atomic_read(&base_vha
->loop_state
) != LOOP_DOWN
) {
3414 DEBUG(printk("scsi(%ld): qla2x00_port_login()\n",
3415 base_vha
->host_no
));
3416 qla2x00_relogin(base_vha
);
3418 DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n",
3419 base_vha
->host_no
));
3422 if (test_and_clear_bit(LOOP_RESYNC_NEEDED
,
3423 &base_vha
->dpc_flags
)) {
3425 DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n",
3426 base_vha
->host_no
));
3428 if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE
,
3429 &base_vha
->dpc_flags
))) {
3431 rval
= qla2x00_loop_resync(base_vha
);
3433 clear_bit(LOOP_RESYNC_ACTIVE
,
3434 &base_vha
->dpc_flags
);
3437 DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n",
3438 base_vha
->host_no
));
3441 if (test_bit(NPIV_CONFIG_NEEDED
, &base_vha
->dpc_flags
) &&
3442 atomic_read(&base_vha
->loop_state
) == LOOP_READY
) {
3443 clear_bit(NPIV_CONFIG_NEEDED
, &base_vha
->dpc_flags
);
3444 qla2xxx_flash_npiv_conf(base_vha
);
3447 if (!ha
->interrupts_on
)
3448 ha
->isp_ops
->enable_intrs(ha
);
3450 if (test_and_clear_bit(BEACON_BLINK_NEEDED
,
3451 &base_vha
->dpc_flags
))
3452 ha
->isp_ops
->beacon_blink(base_vha
);
3454 qla2x00_do_dpc_all_vps(base_vha
);
3457 set_current_state(TASK_INTERRUPTIBLE
);
3458 } /* End of while(1) */
3459 __set_current_state(TASK_RUNNING
);
3461 DEBUG(printk("scsi(%ld): DPC handler exiting\n", base_vha
->host_no
));
3464 * Make sure that nobody tries to wake us up again.
3468 /* Cleanup any residual CTX SRBs. */
3469 qla2x00_abort_all_cmds(base_vha
, DID_NO_CONNECT
<< 16);
3475 qla2xxx_wake_dpc(struct scsi_qla_host
*vha
)
3477 struct qla_hw_data
*ha
= vha
->hw
;
3478 struct task_struct
*t
= ha
->dpc_thread
;
3480 if (!test_bit(UNLOADING
, &vha
->dpc_flags
) && t
)
3486 * Processes asynchronous reset.
3489 * ha = adapter block pointer.
3492 qla2x00_rst_aen(scsi_qla_host_t
*vha
)
3494 if (vha
->flags
.online
&& !vha
->flags
.reset_active
&&
3495 !atomic_read(&vha
->loop_down_timer
) &&
3496 !(test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
))) {
3498 clear_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
3501 * Issue marker command only when we are going to start
3504 vha
->marker_needed
= 1;
3505 } while (!atomic_read(&vha
->loop_down_timer
) &&
3506 (test_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
)));
3511 qla2x00_sp_free_dma(srb_t
*sp
)
3513 struct scsi_cmnd
*cmd
= sp
->cmd
;
3514 struct qla_hw_data
*ha
= sp
->fcport
->vha
->hw
;
3516 if (sp
->flags
& SRB_DMA_VALID
) {
3517 scsi_dma_unmap(cmd
);
3518 sp
->flags
&= ~SRB_DMA_VALID
;
3521 if (sp
->flags
& SRB_CRC_PROT_DMA_VALID
) {
3522 dma_unmap_sg(&ha
->pdev
->dev
, scsi_prot_sglist(cmd
),
3523 scsi_prot_sg_count(cmd
), cmd
->sc_data_direction
);
3524 sp
->flags
&= ~SRB_CRC_PROT_DMA_VALID
;
3527 if (sp
->flags
& SRB_CRC_CTX_DSD_VALID
) {
3528 /* List assured to be having elements */
3529 qla2x00_clean_dsd_pool(ha
, sp
);
3530 sp
->flags
&= ~SRB_CRC_CTX_DSD_VALID
;
3533 if (sp
->flags
& SRB_CRC_CTX_DMA_VALID
) {
3534 dma_pool_free(ha
->dl_dma_pool
, sp
->ctx
,
3535 ((struct crc_context
*)sp
->ctx
)->crc_ctx_dma
);
3536 sp
->flags
&= ~SRB_CRC_CTX_DMA_VALID
;
3543 qla2x00_sp_final_compl(struct qla_hw_data
*ha
, srb_t
*sp
)
3545 struct scsi_cmnd
*cmd
= sp
->cmd
;
3547 qla2x00_sp_free_dma(sp
);
3549 if (sp
->flags
& SRB_FCP_CMND_DMA_VALID
) {
3550 struct ct6_dsd
*ctx
= sp
->ctx
;
3551 dma_pool_free(ha
->fcp_cmnd_dma_pool
, ctx
->fcp_cmnd
,
3553 list_splice(&ctx
->dsd_list
, &ha
->gbl_dsd_list
);
3554 ha
->gbl_dsd_inuse
-= ctx
->dsd_use_cnt
;
3555 ha
->gbl_dsd_avail
+= ctx
->dsd_use_cnt
;
3556 mempool_free(sp
->ctx
, ha
->ctx_mempool
);
3560 mempool_free(sp
, ha
->srb_mempool
);
3561 cmd
->scsi_done(cmd
);
3565 qla2x00_sp_compl(struct qla_hw_data
*ha
, srb_t
*sp
)
3567 if (atomic_read(&sp
->ref_count
) == 0) {
3568 DEBUG2(qla_printk(KERN_WARNING
, ha
,
3569 "SP reference-count to ZERO -- sp=%p\n", sp
));
3573 if (!atomic_dec_and_test(&sp
->ref_count
))
3575 qla2x00_sp_final_compl(ha
, sp
);
3578 /**************************************************************************
3584 * Context: Interrupt
3585 ***************************************************************************/
3587 qla2x00_timer(scsi_qla_host_t
*vha
)
3589 unsigned long cpu_flags
= 0;
3594 struct qla_hw_data
*ha
= vha
->hw
;
3595 struct req_que
*req
;
3597 if (ha
->flags
.eeh_busy
) {
3598 qla2x00_restart_timer(vha
, WATCH_INTERVAL
);
3602 /* Hardware read to raise pending EEH errors during mailbox waits. */
3603 if (!pci_channel_offline(ha
->pdev
))
3604 pci_read_config_word(ha
->pdev
, PCI_VENDOR_ID
, &w
);
3606 if (IS_QLA82XX(ha
)) {
3607 if (test_bit(ISP_QUIESCE_NEEDED
, &vha
->dpc_flags
))
3609 qla82xx_watchdog(vha
);
3612 /* Loop down handler. */
3613 if (atomic_read(&vha
->loop_down_timer
) > 0 &&
3614 !(test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
))
3615 && vha
->flags
.online
) {
3617 if (atomic_read(&vha
->loop_down_timer
) ==
3618 vha
->loop_down_abort_time
) {
3620 DEBUG(printk("scsi(%ld): Loop Down - aborting the "
3621 "queues before time expire\n",
3624 if (!IS_QLA2100(ha
) && vha
->link_down_timeout
)
3625 atomic_set(&vha
->loop_state
, LOOP_DEAD
);
3628 * Schedule an ISP abort to return any FCP2-device
3631 /* NPIV - scan physical port only */
3633 spin_lock_irqsave(&ha
->hardware_lock
,
3635 req
= ha
->req_q_map
[0];
3637 index
< MAX_OUTSTANDING_COMMANDS
;
3641 sp
= req
->outstanding_cmds
[index
];
3644 if (sp
->ctx
&& !IS_PROT_IO(sp
))
3647 if (!(sfcp
->flags
& FCF_FCP2_DEVICE
))
3650 set_bit(ISP_ABORT_NEEDED
,
3654 spin_unlock_irqrestore(&ha
->hardware_lock
,
3660 /* if the loop has been down for 4 minutes, reinit adapter */
3661 if (atomic_dec_and_test(&vha
->loop_down_timer
) != 0) {
3662 if (!(vha
->device_flags
& DFLG_NO_CABLE
)) {
3663 DEBUG(printk("scsi(%ld): Loop down - "
3666 qla_printk(KERN_WARNING
, ha
,
3667 "Loop down - aborting ISP.\n");
3669 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
3672 DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n",
3674 atomic_read(&vha
->loop_down_timer
)));
3677 /* Check if beacon LED needs to be blinked */
3678 if (ha
->beacon_blink_led
== 1) {
3679 set_bit(BEACON_BLINK_NEEDED
, &vha
->dpc_flags
);
3683 /* Process any deferred work. */
3684 if (!list_empty(&vha
->work_list
))
3687 /* Schedule the DPC routine if needed */
3688 if ((test_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
) ||
3689 test_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
) ||
3690 test_bit(FCPORT_UPDATE_NEEDED
, &vha
->dpc_flags
) ||
3692 test_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
) ||
3693 test_bit(BEACON_BLINK_NEEDED
, &vha
->dpc_flags
) ||
3694 test_bit(ISP_UNRECOVERABLE
, &vha
->dpc_flags
) ||
3695 test_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
) ||
3696 test_bit(VP_DPC_NEEDED
, &vha
->dpc_flags
) ||
3697 test_bit(RELOGIN_NEEDED
, &vha
->dpc_flags
)))
3698 qla2xxx_wake_dpc(vha
);
3700 qla2x00_restart_timer(vha
, WATCH_INTERVAL
);
3703 /* Firmware interface routines. */
3706 #define FW_ISP21XX 0
3707 #define FW_ISP22XX 1
3708 #define FW_ISP2300 2
3709 #define FW_ISP2322 3
3710 #define FW_ISP24XX 4
3711 #define FW_ISP25XX 5
3712 #define FW_ISP81XX 6
3713 #define FW_ISP82XX 7
3715 #define FW_FILE_ISP21XX "ql2100_fw.bin"
3716 #define FW_FILE_ISP22XX "ql2200_fw.bin"
3717 #define FW_FILE_ISP2300 "ql2300_fw.bin"
3718 #define FW_FILE_ISP2322 "ql2322_fw.bin"
3719 #define FW_FILE_ISP24XX "ql2400_fw.bin"
3720 #define FW_FILE_ISP25XX "ql2500_fw.bin"
3721 #define FW_FILE_ISP81XX "ql8100_fw.bin"
3722 #define FW_FILE_ISP82XX "ql8200_fw.bin"
3724 static DEFINE_MUTEX(qla_fw_lock
);
3726 static struct fw_blob qla_fw_blobs
[FW_BLOBS
] = {
3727 { .name
= FW_FILE_ISP21XX
, .segs
= { 0x1000, 0 }, },
3728 { .name
= FW_FILE_ISP22XX
, .segs
= { 0x1000, 0 }, },
3729 { .name
= FW_FILE_ISP2300
, .segs
= { 0x800, 0 }, },
3730 { .name
= FW_FILE_ISP2322
, .segs
= { 0x800, 0x1c000, 0x1e000, 0 }, },
3731 { .name
= FW_FILE_ISP24XX
, },
3732 { .name
= FW_FILE_ISP25XX
, },
3733 { .name
= FW_FILE_ISP81XX
, },
3734 { .name
= FW_FILE_ISP82XX
, },
3738 qla2x00_request_firmware(scsi_qla_host_t
*vha
)
3740 struct qla_hw_data
*ha
= vha
->hw
;
3741 struct fw_blob
*blob
;
3744 if (IS_QLA2100(ha
)) {
3745 blob
= &qla_fw_blobs
[FW_ISP21XX
];
3746 } else if (IS_QLA2200(ha
)) {
3747 blob
= &qla_fw_blobs
[FW_ISP22XX
];
3748 } else if (IS_QLA2300(ha
) || IS_QLA2312(ha
) || IS_QLA6312(ha
)) {
3749 blob
= &qla_fw_blobs
[FW_ISP2300
];
3750 } else if (IS_QLA2322(ha
) || IS_QLA6322(ha
)) {
3751 blob
= &qla_fw_blobs
[FW_ISP2322
];
3752 } else if (IS_QLA24XX_TYPE(ha
)) {
3753 blob
= &qla_fw_blobs
[FW_ISP24XX
];
3754 } else if (IS_QLA25XX(ha
)) {
3755 blob
= &qla_fw_blobs
[FW_ISP25XX
];
3756 } else if (IS_QLA81XX(ha
)) {
3757 blob
= &qla_fw_blobs
[FW_ISP81XX
];
3758 } else if (IS_QLA82XX(ha
)) {
3759 blob
= &qla_fw_blobs
[FW_ISP82XX
];
3762 mutex_lock(&qla_fw_lock
);
3766 if (request_firmware(&blob
->fw
, blob
->name
, &ha
->pdev
->dev
)) {
3767 DEBUG2(printk("scsi(%ld): Failed to load firmware image "
3768 "(%s).\n", vha
->host_no
, blob
->name
));
3775 mutex_unlock(&qla_fw_lock
);
3780 qla2x00_release_firmware(void)
3784 mutex_lock(&qla_fw_lock
);
3785 for (idx
= 0; idx
< FW_BLOBS
; idx
++)
3786 if (qla_fw_blobs
[idx
].fw
)
3787 release_firmware(qla_fw_blobs
[idx
].fw
);
3788 mutex_unlock(&qla_fw_lock
);
3791 static pci_ers_result_t
3792 qla2xxx_pci_error_detected(struct pci_dev
*pdev
, pci_channel_state_t state
)
3794 scsi_qla_host_t
*vha
= pci_get_drvdata(pdev
);
3795 struct qla_hw_data
*ha
= vha
->hw
;
3797 DEBUG2(qla_printk(KERN_WARNING
, ha
, "error_detected:state %x\n",
3801 case pci_channel_io_normal
:
3802 ha
->flags
.eeh_busy
= 0;
3803 return PCI_ERS_RESULT_CAN_RECOVER
;
3804 case pci_channel_io_frozen
:
3805 ha
->flags
.eeh_busy
= 1;
3806 /* For ISP82XX complete any pending mailbox cmd */
3807 if (IS_QLA82XX(ha
)) {
3808 ha
->flags
.fw_hung
= 1;
3809 if (ha
->flags
.mbox_busy
) {
3810 ha
->flags
.mbox_int
= 1;
3811 DEBUG2(qla_printk(KERN_ERR
, ha
,
3812 "Due to pci channel io frozen, doing premature "
3813 "completion of mbx command\n"));
3814 complete(&ha
->mbx_intr_comp
);
3817 qla2x00_free_irqs(vha
);
3818 pci_disable_device(pdev
);
3819 /* Return back all IOs */
3820 qla2x00_abort_all_cmds(vha
, DID_RESET
<< 16);
3821 return PCI_ERS_RESULT_NEED_RESET
;
3822 case pci_channel_io_perm_failure
:
3823 ha
->flags
.pci_channel_io_perm_failure
= 1;
3824 qla2x00_abort_all_cmds(vha
, DID_NO_CONNECT
<< 16);
3825 return PCI_ERS_RESULT_DISCONNECT
;
3827 return PCI_ERS_RESULT_NEED_RESET
;
3830 static pci_ers_result_t
3831 qla2xxx_pci_mmio_enabled(struct pci_dev
*pdev
)
3833 int risc_paused
= 0;
3835 unsigned long flags
;
3836 scsi_qla_host_t
*base_vha
= pci_get_drvdata(pdev
);
3837 struct qla_hw_data
*ha
= base_vha
->hw
;
3838 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
3839 struct device_reg_24xx __iomem
*reg24
= &ha
->iobase
->isp24
;
3842 return PCI_ERS_RESULT_RECOVERED
;
3844 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3845 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)){
3846 stat
= RD_REG_DWORD(®
->hccr
);
3847 if (stat
& HCCR_RISC_PAUSE
)
3849 } else if (IS_QLA23XX(ha
)) {
3850 stat
= RD_REG_DWORD(®
->u
.isp2300
.host_status
);
3851 if (stat
& HSR_RISC_PAUSED
)
3853 } else if (IS_FWI2_CAPABLE(ha
)) {
3854 stat
= RD_REG_DWORD(®24
->host_status
);
3855 if (stat
& HSRX_RISC_PAUSED
)
3858 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3861 qla_printk(KERN_INFO
, ha
, "RISC paused -- mmio_enabled, "
3862 "Dumping firmware!\n");
3863 ha
->isp_ops
->fw_dump(base_vha
, 0);
3865 return PCI_ERS_RESULT_NEED_RESET
;
3867 return PCI_ERS_RESULT_RECOVERED
;
3870 uint32_t qla82xx_error_recovery(scsi_qla_host_t
*base_vha
)
3872 uint32_t rval
= QLA_FUNCTION_FAILED
;
3873 uint32_t drv_active
= 0;
3874 struct qla_hw_data
*ha
= base_vha
->hw
;
3876 struct pci_dev
*other_pdev
= NULL
;
3878 DEBUG17(qla_printk(KERN_INFO
, ha
,
3879 "scsi(%ld): In qla82xx_error_recovery\n", base_vha
->host_no
));
3881 set_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
3883 if (base_vha
->flags
.online
) {
3884 /* Abort all outstanding commands,
3885 * so as to be requeued later */
3886 qla2x00_abort_isp_cleanup(base_vha
);
3890 fn
= PCI_FUNC(ha
->pdev
->devfn
);
3893 DEBUG17(qla_printk(KERN_INFO
, ha
,
3894 "Finding pci device at function = 0x%x\n", fn
));
3896 pci_get_domain_bus_and_slot(pci_domain_nr(ha
->pdev
->bus
),
3897 ha
->pdev
->bus
->number
, PCI_DEVFN(PCI_SLOT(ha
->pdev
->devfn
),
3902 if (atomic_read(&other_pdev
->enable_cnt
)) {
3903 DEBUG17(qla_printk(KERN_INFO
, ha
,
3904 "Found PCI func availabe and enabled at 0x%x\n",
3906 pci_dev_put(other_pdev
);
3909 pci_dev_put(other_pdev
);
3914 DEBUG17(qla_printk(KERN_INFO
, ha
,
3915 "This devfn is reset owner = 0x%x\n", ha
->pdev
->devfn
));
3916 qla82xx_idc_lock(ha
);
3918 qla82xx_wr_32(ha
, QLA82XX_CRB_DEV_STATE
,
3919 QLA82XX_DEV_INITIALIZING
);
3921 qla82xx_wr_32(ha
, QLA82XX_CRB_DRV_IDC_VERSION
,
3922 QLA82XX_IDC_VERSION
);
3924 drv_active
= qla82xx_rd_32(ha
, QLA82XX_CRB_DRV_ACTIVE
);
3925 DEBUG17(qla_printk(KERN_INFO
, ha
,
3926 "drv_active = 0x%x\n", drv_active
));
3928 qla82xx_idc_unlock(ha
);
3929 /* Reset if device is not already reset
3930 * drv_active would be 0 if a reset has already been done
3933 rval
= qla82xx_start_firmware(base_vha
);
3936 qla82xx_idc_lock(ha
);
3938 if (rval
!= QLA_SUCCESS
) {
3939 qla_printk(KERN_INFO
, ha
, "HW State: FAILED\n");
3940 qla82xx_clear_drv_active(ha
);
3941 qla82xx_wr_32(ha
, QLA82XX_CRB_DEV_STATE
,
3942 QLA82XX_DEV_FAILED
);
3944 qla_printk(KERN_INFO
, ha
, "HW State: READY\n");
3945 qla82xx_wr_32(ha
, QLA82XX_CRB_DEV_STATE
,
3947 qla82xx_idc_unlock(ha
);
3948 ha
->flags
.fw_hung
= 0;
3949 rval
= qla82xx_restart_isp(base_vha
);
3950 qla82xx_idc_lock(ha
);
3951 /* Clear driver state register */
3952 qla82xx_wr_32(ha
, QLA82XX_CRB_DRV_STATE
, 0);
3953 qla82xx_set_drv_active(base_vha
);
3955 qla82xx_idc_unlock(ha
);
3957 DEBUG17(qla_printk(KERN_INFO
, ha
,
3958 "This devfn is not reset owner = 0x%x\n", ha
->pdev
->devfn
));
3959 if ((qla82xx_rd_32(ha
, QLA82XX_CRB_DEV_STATE
) ==
3960 QLA82XX_DEV_READY
)) {
3961 ha
->flags
.fw_hung
= 0;
3962 rval
= qla82xx_restart_isp(base_vha
);
3963 qla82xx_idc_lock(ha
);
3964 qla82xx_set_drv_active(base_vha
);
3965 qla82xx_idc_unlock(ha
);
3968 clear_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
3973 static pci_ers_result_t
3974 qla2xxx_pci_slot_reset(struct pci_dev
*pdev
)
3976 pci_ers_result_t ret
= PCI_ERS_RESULT_DISCONNECT
;
3977 scsi_qla_host_t
*base_vha
= pci_get_drvdata(pdev
);
3978 struct qla_hw_data
*ha
= base_vha
->hw
;
3979 struct rsp_que
*rsp
;
3980 int rc
, retries
= 10;
3982 DEBUG17(qla_printk(KERN_WARNING
, ha
, "slot_reset\n"));
3984 /* Workaround: qla2xxx driver which access hardware earlier
3985 * needs error state to be pci_channel_io_online.
3986 * Otherwise mailbox command timesout.
3988 pdev
->error_state
= pci_channel_io_normal
;
3990 pci_restore_state(pdev
);
3992 /* pci_restore_state() clears the saved_state flag of the device
3993 * save restored state which resets saved_state flag
3995 pci_save_state(pdev
);
3998 rc
= pci_enable_device_mem(pdev
);
4000 rc
= pci_enable_device(pdev
);
4003 qla_printk(KERN_WARNING
, ha
,
4004 "Can't re-enable PCI device after reset.\n");
4005 goto exit_slot_reset
;
4008 rsp
= ha
->rsp_q_map
[0];
4009 if (qla2x00_request_irqs(ha
, rsp
))
4010 goto exit_slot_reset
;
4012 if (ha
->isp_ops
->pci_config(base_vha
))
4013 goto exit_slot_reset
;
4015 if (IS_QLA82XX(ha
)) {
4016 if (qla82xx_error_recovery(base_vha
) == QLA_SUCCESS
) {
4017 ret
= PCI_ERS_RESULT_RECOVERED
;
4018 goto exit_slot_reset
;
4020 goto exit_slot_reset
;
4023 while (ha
->flags
.mbox_busy
&& retries
--)
4026 set_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
4027 if (ha
->isp_ops
->abort_isp(base_vha
) == QLA_SUCCESS
)
4028 ret
= PCI_ERS_RESULT_RECOVERED
;
4029 clear_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
4033 DEBUG17(qla_printk(KERN_WARNING
, ha
,
4034 "slot_reset-return:ret=%x\n", ret
));
4040 qla2xxx_pci_resume(struct pci_dev
*pdev
)
4042 scsi_qla_host_t
*base_vha
= pci_get_drvdata(pdev
);
4043 struct qla_hw_data
*ha
= base_vha
->hw
;
4046 DEBUG17(qla_printk(KERN_WARNING
, ha
, "pci_resume\n"));
4048 ret
= qla2x00_wait_for_hba_online(base_vha
);
4049 if (ret
!= QLA_SUCCESS
) {
4050 qla_printk(KERN_ERR
, ha
,
4051 "the device failed to resume I/O "
4052 "from slot/link_reset");
4055 pci_cleanup_aer_uncorrect_error_status(pdev
);
4057 ha
->flags
.eeh_busy
= 0;
4060 static struct pci_error_handlers qla2xxx_err_handler
= {
4061 .error_detected
= qla2xxx_pci_error_detected
,
4062 .mmio_enabled
= qla2xxx_pci_mmio_enabled
,
4063 .slot_reset
= qla2xxx_pci_slot_reset
,
4064 .resume
= qla2xxx_pci_resume
,
4067 static struct pci_device_id qla2xxx_pci_tbl
[] = {
4068 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2100
) },
4069 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2200
) },
4070 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2300
) },
4071 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2312
) },
4072 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2322
) },
4073 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP6312
) },
4074 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP6322
) },
4075 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2422
) },
4076 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2432
) },
4077 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP8432
) },
4078 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP5422
) },
4079 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP5432
) },
4080 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2532
) },
4081 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP8001
) },
4082 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP8021
) },
4085 MODULE_DEVICE_TABLE(pci
, qla2xxx_pci_tbl
);
4087 static struct pci_driver qla2xxx_pci_driver
= {
4088 .name
= QLA2XXX_DRIVER_NAME
,
4090 .owner
= THIS_MODULE
,
4092 .id_table
= qla2xxx_pci_tbl
,
4093 .probe
= qla2x00_probe_one
,
4094 .remove
= qla2x00_remove_one
,
4095 .shutdown
= qla2x00_shutdown
,
4096 .err_handler
= &qla2xxx_err_handler
,
4099 static struct file_operations apidev_fops
= {
4100 .owner
= THIS_MODULE
,
4101 .llseek
= noop_llseek
,
4105 * qla2x00_module_init - Module initialization.
4108 qla2x00_module_init(void)
4112 /* Allocate cache for SRBs. */
4113 srb_cachep
= kmem_cache_create("qla2xxx_srbs", sizeof(srb_t
), 0,
4114 SLAB_HWCACHE_ALIGN
, NULL
);
4115 if (srb_cachep
== NULL
) {
4117 "qla2xxx: Unable to allocate SRB cache...Failing load!\n");
4121 /* Derive version string. */
4122 strcpy(qla2x00_version_str
, QLA2XXX_VERSION
);
4123 if (ql2xextended_error_logging
)
4124 strcat(qla2x00_version_str
, "-debug");
4126 qla2xxx_transport_template
=
4127 fc_attach_transport(&qla2xxx_transport_functions
);
4128 if (!qla2xxx_transport_template
) {
4129 kmem_cache_destroy(srb_cachep
);
4133 apidev_major
= register_chrdev(0, QLA2XXX_APIDEV
, &apidev_fops
);
4134 if (apidev_major
< 0) {
4135 printk(KERN_WARNING
"qla2xxx: Unable to register char device "
4136 "%s\n", QLA2XXX_APIDEV
);
4139 qla2xxx_transport_vport_template
=
4140 fc_attach_transport(&qla2xxx_transport_vport_functions
);
4141 if (!qla2xxx_transport_vport_template
) {
4142 kmem_cache_destroy(srb_cachep
);
4143 fc_release_transport(qla2xxx_transport_template
);
4147 printk(KERN_INFO
"QLogic Fibre Channel HBA Driver: %s\n",
4148 qla2x00_version_str
);
4149 ret
= pci_register_driver(&qla2xxx_pci_driver
);
4151 kmem_cache_destroy(srb_cachep
);
4152 fc_release_transport(qla2xxx_transport_template
);
4153 fc_release_transport(qla2xxx_transport_vport_template
);
4159 * qla2x00_module_exit - Module cleanup.
4162 qla2x00_module_exit(void)
4164 unregister_chrdev(apidev_major
, QLA2XXX_APIDEV
);
4165 pci_unregister_driver(&qla2xxx_pci_driver
);
4166 qla2x00_release_firmware();
4167 kmem_cache_destroy(srb_cachep
);
4169 kmem_cache_destroy(ctx_cachep
);
4170 fc_release_transport(qla2xxx_transport_template
);
4171 fc_release_transport(qla2xxx_transport_vport_template
);
4174 module_init(qla2x00_module_init
);
4175 module_exit(qla2x00_module_exit
);
4177 MODULE_AUTHOR("QLogic Corporation");
4178 MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver");
4179 MODULE_LICENSE("GPL");
4180 MODULE_VERSION(QLA2XXX_VERSION
);
4181 MODULE_FIRMWARE(FW_FILE_ISP21XX
);
4182 MODULE_FIRMWARE(FW_FILE_ISP22XX
);
4183 MODULE_FIRMWARE(FW_FILE_ISP2300
);
4184 MODULE_FIRMWARE(FW_FILE_ISP2322
);
4185 MODULE_FIRMWARE(FW_FILE_ISP24XX
);
4186 MODULE_FIRMWARE(FW_FILE_ISP25XX
);