2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2008 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>
16 #include <scsi/scsi_tcq.h>
17 #include <scsi/scsicam.h>
18 #include <scsi/scsi_transport.h>
19 #include <scsi/scsi_transport_fc.h>
24 char qla2x00_version_str
[40];
27 * SRB allocation cache
29 static struct kmem_cache
*srb_cachep
;
31 int ql2xlogintimeout
= 20;
32 module_param(ql2xlogintimeout
, int, S_IRUGO
|S_IRUSR
);
33 MODULE_PARM_DESC(ql2xlogintimeout
,
34 "Login timeout value in seconds.");
36 int qlport_down_retry
;
37 module_param(qlport_down_retry
, int, S_IRUGO
|S_IRUSR
);
38 MODULE_PARM_DESC(qlport_down_retry
,
39 "Maximum number of command retries to a port that returns "
40 "a PORT-DOWN status.");
42 int ql2xplogiabsentdevice
;
43 module_param(ql2xplogiabsentdevice
, int, S_IRUGO
|S_IWUSR
);
44 MODULE_PARM_DESC(ql2xplogiabsentdevice
,
45 "Option to enable PLOGI to devices that are not present after "
46 "a Fabric scan. This is needed for several broken switches. "
47 "Default is 0 - no PLOGI. 1 - perfom PLOGI.");
49 int ql2xloginretrycount
= 0;
50 module_param(ql2xloginretrycount
, int, S_IRUGO
|S_IRUSR
);
51 MODULE_PARM_DESC(ql2xloginretrycount
,
52 "Specify an alternate value for the NVRAM login retry count.");
54 int ql2xallocfwdump
= 1;
55 module_param(ql2xallocfwdump
, int, S_IRUGO
|S_IRUSR
);
56 MODULE_PARM_DESC(ql2xallocfwdump
,
57 "Option to enable allocation of memory for a firmware dump "
58 "during HBA initialization. Memory allocation requirements "
59 "vary by ISP type. Default is 1 - allocate memory.");
61 int ql2xextended_error_logging
;
62 module_param(ql2xextended_error_logging
, int, S_IRUGO
|S_IWUSR
);
63 MODULE_PARM_DESC(ql2xextended_error_logging
,
64 "Option to enable extended error logging, "
65 "Default is 0 - no logging. 1 - log errors.");
67 static void qla2x00_free_device(scsi_qla_host_t
*);
70 module_param(ql2xfdmienable
, int, S_IRUGO
|S_IRUSR
);
71 MODULE_PARM_DESC(ql2xfdmienable
,
72 "Enables FDMI registratons "
73 "Default is 0 - no FDMI. 1 - perfom FDMI.");
75 #define MAX_Q_DEPTH 32
76 static int ql2xmaxqdepth
= MAX_Q_DEPTH
;
77 module_param(ql2xmaxqdepth
, int, S_IRUGO
|S_IWUSR
);
78 MODULE_PARM_DESC(ql2xmaxqdepth
,
79 "Maximum queue depth to report for target devices.");
81 int ql2xiidmaenable
=1;
82 module_param(ql2xiidmaenable
, int, S_IRUGO
|S_IRUSR
);
83 MODULE_PARM_DESC(ql2xiidmaenable
,
84 "Enables iIDMA settings "
85 "Default is 1 - perform iIDMA. 0 - no iIDMA.");
87 int ql2xmaxqueues
= 1;
88 module_param(ql2xmaxqueues
, int, S_IRUGO
|S_IRUSR
);
89 MODULE_PARM_DESC(ql2xmaxqueues
,
90 "Enables MQ settings "
91 "Default is 1 for single queue. Set it to number \
92 of queues in MQ mode.");
95 module_param(ql2xmultique_tag
, int, S_IRUGO
|S_IRUSR
);
96 MODULE_PARM_DESC(ql2xmultique_tag
,
97 "Enables CPU affinity settings for the driver "
98 "Default is 0 for no affinity of request and response IO. "
99 "Set it to 1 to turn on the cpu affinity.");
102 module_param(ql2xfwloadbin
, int, S_IRUGO
|S_IRUSR
);
103 MODULE_PARM_DESC(ql2xfwloadbin
,
104 "Option to specify location from which to load ISP firmware:\n"
105 " 2 -- load firmware via the request_firmware() (hotplug)\n"
107 " 1 -- load firmware from flash.\n"
108 " 0 -- use default semantics.\n");
111 * SCSI host template entry points
113 static int qla2xxx_slave_configure(struct scsi_device
* device
);
114 static int qla2xxx_slave_alloc(struct scsi_device
*);
115 static int qla2xxx_scan_finished(struct Scsi_Host
*, unsigned long time
);
116 static void qla2xxx_scan_start(struct Scsi_Host
*);
117 static void qla2xxx_slave_destroy(struct scsi_device
*);
118 static int qla2xxx_queuecommand(struct scsi_cmnd
*cmd
,
119 void (*fn
)(struct scsi_cmnd
*));
120 static int qla2xxx_eh_abort(struct scsi_cmnd
*);
121 static int qla2xxx_eh_device_reset(struct scsi_cmnd
*);
122 static int qla2xxx_eh_target_reset(struct scsi_cmnd
*);
123 static int qla2xxx_eh_bus_reset(struct scsi_cmnd
*);
124 static int qla2xxx_eh_host_reset(struct scsi_cmnd
*);
126 static int qla2x00_change_queue_depth(struct scsi_device
*, int, int);
127 static int qla2x00_change_queue_type(struct scsi_device
*, int);
129 struct scsi_host_template qla2xxx_driver_template
= {
130 .module
= THIS_MODULE
,
131 .name
= QLA2XXX_DRIVER_NAME
,
132 .queuecommand
= qla2xxx_queuecommand
,
134 .eh_abort_handler
= qla2xxx_eh_abort
,
135 .eh_device_reset_handler
= qla2xxx_eh_device_reset
,
136 .eh_target_reset_handler
= qla2xxx_eh_target_reset
,
137 .eh_bus_reset_handler
= qla2xxx_eh_bus_reset
,
138 .eh_host_reset_handler
= qla2xxx_eh_host_reset
,
140 .slave_configure
= qla2xxx_slave_configure
,
142 .slave_alloc
= qla2xxx_slave_alloc
,
143 .slave_destroy
= qla2xxx_slave_destroy
,
144 .scan_finished
= qla2xxx_scan_finished
,
145 .scan_start
= qla2xxx_scan_start
,
146 .change_queue_depth
= qla2x00_change_queue_depth
,
147 .change_queue_type
= qla2x00_change_queue_type
,
150 .use_clustering
= ENABLE_CLUSTERING
,
151 .sg_tablesize
= SG_ALL
,
153 .max_sectors
= 0xFFFF,
154 .shost_attrs
= qla2x00_host_attrs
,
157 static struct scsi_transport_template
*qla2xxx_transport_template
= NULL
;
158 struct scsi_transport_template
*qla2xxx_transport_vport_template
= NULL
;
160 /* TODO Convert to inlines
166 qla2x00_start_timer(scsi_qla_host_t
*vha
, void *func
, unsigned long interval
)
168 init_timer(&vha
->timer
);
169 vha
->timer
.expires
= jiffies
+ interval
* HZ
;
170 vha
->timer
.data
= (unsigned long)vha
;
171 vha
->timer
.function
= (void (*)(unsigned long))func
;
172 add_timer(&vha
->timer
);
173 vha
->timer_active
= 1;
177 qla2x00_restart_timer(scsi_qla_host_t
*vha
, unsigned long interval
)
179 mod_timer(&vha
->timer
, jiffies
+ interval
* HZ
);
182 static __inline__
void
183 qla2x00_stop_timer(scsi_qla_host_t
*vha
)
185 del_timer_sync(&vha
->timer
);
186 vha
->timer_active
= 0;
189 static int qla2x00_do_dpc(void *data
);
191 static void qla2x00_rst_aen(scsi_qla_host_t
*);
193 static int qla2x00_mem_alloc(struct qla_hw_data
*, uint16_t, uint16_t,
194 struct req_que
**, struct rsp_que
**);
195 static void qla2x00_mem_free(struct qla_hw_data
*);
196 static void qla2x00_sp_free_dma(srb_t
*);
198 /* -------------------------------------------------------------------------- */
199 static int qla2x00_alloc_queues(struct qla_hw_data
*ha
)
201 ha
->req_q_map
= kzalloc(sizeof(struct req_que
*) * ha
->max_req_queues
,
203 if (!ha
->req_q_map
) {
204 qla_printk(KERN_WARNING
, ha
,
205 "Unable to allocate memory for request queue ptrs\n");
209 ha
->rsp_q_map
= kzalloc(sizeof(struct rsp_que
*) * ha
->max_rsp_queues
,
211 if (!ha
->rsp_q_map
) {
212 qla_printk(KERN_WARNING
, ha
,
213 "Unable to allocate memory for response queue ptrs\n");
216 set_bit(0, ha
->rsp_qid_map
);
217 set_bit(0, ha
->req_qid_map
);
221 kfree(ha
->req_q_map
);
222 ha
->req_q_map
= NULL
;
227 static void qla2x00_free_req_que(struct qla_hw_data
*ha
, struct req_que
*req
)
229 if (req
&& req
->ring
)
230 dma_free_coherent(&ha
->pdev
->dev
,
231 (req
->length
+ 1) * sizeof(request_t
),
232 req
->ring
, req
->dma
);
238 static void qla2x00_free_rsp_que(struct qla_hw_data
*ha
, struct rsp_que
*rsp
)
240 if (rsp
&& rsp
->ring
)
241 dma_free_coherent(&ha
->pdev
->dev
,
242 (rsp
->length
+ 1) * sizeof(response_t
),
243 rsp
->ring
, rsp
->dma
);
249 static void qla2x00_free_queues(struct qla_hw_data
*ha
)
255 for (cnt
= 0; cnt
< ha
->max_req_queues
; cnt
++) {
256 req
= ha
->req_q_map
[cnt
];
257 qla2x00_free_req_que(ha
, req
);
259 kfree(ha
->req_q_map
);
260 ha
->req_q_map
= NULL
;
262 for (cnt
= 0; cnt
< ha
->max_rsp_queues
; cnt
++) {
263 rsp
= ha
->rsp_q_map
[cnt
];
264 qla2x00_free_rsp_que(ha
, rsp
);
266 kfree(ha
->rsp_q_map
);
267 ha
->rsp_q_map
= NULL
;
270 static int qla25xx_setup_mode(struct scsi_qla_host
*vha
)
272 uint16_t options
= 0;
274 struct qla_hw_data
*ha
= vha
->hw
;
276 if (!(ha
->fw_attributes
& BIT_6
)) {
277 qla_printk(KERN_INFO
, ha
,
278 "Firmware is not multi-queue capable\n");
281 if (ql2xmultique_tag
) {
282 /* create a request queue for IO */
284 req
= qla25xx_create_req_que(ha
, options
, 0, 0, -1,
285 QLA_DEFAULT_QUE_QOS
);
287 qla_printk(KERN_WARNING
, ha
,
288 "Can't create request queue\n");
291 ha
->wq
= create_workqueue("qla2xxx_wq");
292 vha
->req
= ha
->req_q_map
[req
];
294 for (ques
= 1; ques
< ha
->max_rsp_queues
; ques
++) {
295 ret
= qla25xx_create_rsp_que(ha
, options
, 0, 0, req
);
297 qla_printk(KERN_WARNING
, ha
,
298 "Response Queue create failed\n");
302 ha
->flags
.cpu_affinity_enabled
= 1;
304 DEBUG2(qla_printk(KERN_INFO
, ha
,
305 "CPU affinity mode enabled, no. of response"
306 " queues:%d, no. of request queues:%d\n",
307 ha
->max_rsp_queues
, ha
->max_req_queues
));
311 qla25xx_delete_queues(vha
);
312 destroy_workqueue(ha
->wq
);
316 kfree(ha
->req_q_map
);
317 kfree(ha
->rsp_q_map
);
318 ha
->max_req_queues
= ha
->max_rsp_queues
= 1;
323 qla2x00_pci_info_str(struct scsi_qla_host
*vha
, char *str
)
325 struct qla_hw_data
*ha
= vha
->hw
;
326 static char *pci_bus_modes
[] = {
327 "33", "66", "100", "133",
332 pci_bus
= (ha
->pci_attr
& (BIT_9
| BIT_10
)) >> 9;
335 strcat(str
, pci_bus_modes
[pci_bus
]);
337 pci_bus
= (ha
->pci_attr
& BIT_8
) >> 8;
339 strcat(str
, pci_bus_modes
[pci_bus
]);
341 strcat(str
, " MHz)");
347 qla24xx_pci_info_str(struct scsi_qla_host
*vha
, char *str
)
349 static char *pci_bus_modes
[] = { "33", "66", "100", "133", };
350 struct qla_hw_data
*ha
= vha
->hw
;
354 pcie_reg
= pci_find_capability(ha
->pdev
, PCI_CAP_ID_EXP
);
357 uint16_t pcie_lstat
, lspeed
, lwidth
;
360 pci_read_config_word(ha
->pdev
, pcie_reg
, &pcie_lstat
);
361 lspeed
= pcie_lstat
& (BIT_0
| BIT_1
| BIT_2
| BIT_3
);
362 lwidth
= (pcie_lstat
&
363 (BIT_4
| BIT_5
| BIT_6
| BIT_7
| BIT_8
| BIT_9
)) >> 4;
365 strcpy(str
, "PCIe (");
367 strcat(str
, "2.5GT/s ");
368 else if (lspeed
== 2)
369 strcat(str
, "5.0GT/s ");
371 strcat(str
, "<unknown> ");
372 snprintf(lwstr
, sizeof(lwstr
), "x%d)", lwidth
);
379 pci_bus
= (ha
->pci_attr
& CSRX_PCIX_BUS_MODE_MASK
) >> 8;
380 if (pci_bus
== 0 || pci_bus
== 8) {
382 strcat(str
, pci_bus_modes
[pci_bus
>> 3]);
386 strcat(str
, "Mode 2");
388 strcat(str
, "Mode 1");
390 strcat(str
, pci_bus_modes
[pci_bus
& ~BIT_2
]);
392 strcat(str
, " MHz)");
398 qla2x00_fw_version_str(struct scsi_qla_host
*vha
, char *str
)
401 struct qla_hw_data
*ha
= vha
->hw
;
403 sprintf(str
, "%d.%02d.%02d ", ha
->fw_major_version
,
404 ha
->fw_minor_version
,
405 ha
->fw_subminor_version
);
407 if (ha
->fw_attributes
& BIT_9
) {
412 switch (ha
->fw_attributes
& 0xFF) {
426 sprintf(un_str
, "(%x)", ha
->fw_attributes
);
430 if (ha
->fw_attributes
& 0x100)
437 qla24xx_fw_version_str(struct scsi_qla_host
*vha
, char *str
)
439 struct qla_hw_data
*ha
= vha
->hw
;
441 sprintf(str
, "%d.%02d.%02d (%x)", ha
->fw_major_version
,
442 ha
->fw_minor_version
, ha
->fw_subminor_version
, ha
->fw_attributes
);
446 static inline srb_t
*
447 qla2x00_get_new_sp(scsi_qla_host_t
*vha
, fc_port_t
*fcport
,
448 struct scsi_cmnd
*cmd
, void (*done
)(struct scsi_cmnd
*))
451 struct qla_hw_data
*ha
= vha
->hw
;
453 sp
= mempool_alloc(ha
->srb_mempool
, GFP_ATOMIC
);
460 CMD_SP(cmd
) = (void *)sp
;
461 cmd
->scsi_done
= done
;
468 qla2xxx_queuecommand(struct scsi_cmnd
*cmd
, void (*done
)(struct scsi_cmnd
*))
470 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
471 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
472 struct fc_rport
*rport
= starget_to_rport(scsi_target(cmd
->device
));
473 struct qla_hw_data
*ha
= vha
->hw
;
474 struct scsi_qla_host
*base_vha
= pci_get_drvdata(ha
->pdev
);
478 if (ha
->flags
.eeh_busy
) {
479 if (ha
->flags
.pci_channel_io_perm_failure
)
480 cmd
->result
= DID_NO_CONNECT
<< 16;
482 cmd
->result
= DID_REQUEUE
<< 16;
483 goto qc24_fail_command
;
486 rval
= fc_remote_port_chkready(rport
);
489 goto qc24_fail_command
;
492 /* Close window on fcport/rport state-transitioning. */
494 goto qc24_target_busy
;
496 if (atomic_read(&fcport
->state
) != FCS_ONLINE
) {
497 if (atomic_read(&fcport
->state
) == FCS_DEVICE_DEAD
||
498 atomic_read(&base_vha
->loop_state
) == LOOP_DEAD
) {
499 cmd
->result
= DID_NO_CONNECT
<< 16;
500 goto qc24_fail_command
;
502 goto qc24_target_busy
;
505 spin_unlock_irq(vha
->host
->host_lock
);
507 sp
= qla2x00_get_new_sp(base_vha
, fcport
, cmd
, done
);
509 goto qc24_host_busy_lock
;
511 rval
= ha
->isp_ops
->start_scsi(sp
);
512 if (rval
!= QLA_SUCCESS
)
513 goto qc24_host_busy_free_sp
;
515 spin_lock_irq(vha
->host
->host_lock
);
519 qc24_host_busy_free_sp
:
520 qla2x00_sp_free_dma(sp
);
521 mempool_free(sp
, ha
->srb_mempool
);
524 spin_lock_irq(vha
->host
->host_lock
);
525 return SCSI_MLQUEUE_HOST_BUSY
;
528 return SCSI_MLQUEUE_TARGET_BUSY
;
538 * qla2x00_eh_wait_on_command
539 * Waits for the command to be returned by the Firmware for some
543 * cmd = Scsi Command to wait on.
550 qla2x00_eh_wait_on_command(struct scsi_cmnd
*cmd
)
552 #define ABORT_POLLING_PERIOD 1000
553 #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD))
554 unsigned long wait_iter
= ABORT_WAIT_ITER
;
555 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
556 struct qla_hw_data
*ha
= vha
->hw
;
557 int ret
= QLA_SUCCESS
;
559 if (unlikely(pci_channel_offline(ha
->pdev
)) || ha
->flags
.eeh_busy
) {
560 DEBUG17(qla_printk(KERN_WARNING
, ha
, "return:eh_wait\n"));
564 while (CMD_SP(cmd
) && wait_iter
--) {
565 msleep(ABORT_POLLING_PERIOD
);
568 ret
= QLA_FUNCTION_FAILED
;
574 * qla2x00_wait_for_hba_online
575 * Wait till the HBA is online after going through
576 * <= MAX_RETRIES_OF_ISP_ABORT or
577 * finally HBA is disabled ie marked offline
580 * ha - pointer to host adapter structure
583 * Does context switching-Release SPIN_LOCK
584 * (if any) before calling this routine.
587 * Success (Adapter is online) : 0
588 * Failed (Adapter is offline/disabled) : 1
591 qla2x00_wait_for_hba_online(scsi_qla_host_t
*vha
)
594 unsigned long wait_online
;
595 struct qla_hw_data
*ha
= vha
->hw
;
596 scsi_qla_host_t
*base_vha
= pci_get_drvdata(ha
->pdev
);
598 wait_online
= jiffies
+ (MAX_LOOP_TIMEOUT
* HZ
);
599 while (((test_bit(ISP_ABORT_NEEDED
, &base_vha
->dpc_flags
)) ||
600 test_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
) ||
601 test_bit(ISP_ABORT_RETRY
, &base_vha
->dpc_flags
) ||
602 ha
->dpc_active
) && time_before(jiffies
, wait_online
)) {
606 if (base_vha
->flags
.online
)
607 return_status
= QLA_SUCCESS
;
609 return_status
= QLA_FUNCTION_FAILED
;
611 return (return_status
);
615 qla2x00_wait_for_chip_reset(scsi_qla_host_t
*vha
)
618 unsigned long wait_reset
;
619 struct qla_hw_data
*ha
= vha
->hw
;
620 scsi_qla_host_t
*base_vha
= pci_get_drvdata(ha
->pdev
);
622 wait_reset
= jiffies
+ (MAX_LOOP_TIMEOUT
* HZ
);
623 while (((test_bit(ISP_ABORT_NEEDED
, &base_vha
->dpc_flags
)) ||
624 test_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
) ||
625 test_bit(ISP_ABORT_RETRY
, &base_vha
->dpc_flags
) ||
626 ha
->dpc_active
) && time_before(jiffies
, wait_reset
)) {
630 if (!test_bit(ISP_ABORT_NEEDED
, &base_vha
->dpc_flags
) &&
631 ha
->flags
.chip_reset_done
)
634 if (ha
->flags
.chip_reset_done
)
635 return_status
= QLA_SUCCESS
;
637 return_status
= QLA_FUNCTION_FAILED
;
639 return return_status
;
643 * qla2x00_wait_for_loop_ready
644 * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop
645 * to be in LOOP_READY state.
647 * ha - pointer to host adapter structure
650 * Does context switching-Release SPIN_LOCK
651 * (if any) before calling this routine.
655 * Success (LOOP_READY) : 0
656 * Failed (LOOP_NOT_READY) : 1
659 qla2x00_wait_for_loop_ready(scsi_qla_host_t
*vha
)
661 int return_status
= QLA_SUCCESS
;
662 unsigned long loop_timeout
;
663 struct qla_hw_data
*ha
= vha
->hw
;
664 scsi_qla_host_t
*base_vha
= pci_get_drvdata(ha
->pdev
);
666 /* wait for 5 min at the max for loop to be ready */
667 loop_timeout
= jiffies
+ (MAX_LOOP_TIMEOUT
* HZ
);
669 while ((!atomic_read(&base_vha
->loop_down_timer
) &&
670 atomic_read(&base_vha
->loop_state
) == LOOP_DOWN
) ||
671 atomic_read(&base_vha
->loop_state
) != LOOP_READY
) {
672 if (atomic_read(&base_vha
->loop_state
) == LOOP_DEAD
) {
673 return_status
= QLA_FUNCTION_FAILED
;
677 if (time_after_eq(jiffies
, loop_timeout
)) {
678 return_status
= QLA_FUNCTION_FAILED
;
682 return (return_status
);
686 qla2x00_abort_fcport_cmds(fc_port_t
*fcport
)
691 scsi_qla_host_t
*vha
= fcport
->vha
;
692 struct qla_hw_data
*ha
= vha
->hw
;
695 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
697 for (cnt
= 1; cnt
< MAX_OUTSTANDING_COMMANDS
; cnt
++) {
698 sp
= req
->outstanding_cmds
[cnt
];
701 if (sp
->fcport
!= fcport
)
706 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
707 if (ha
->isp_ops
->abort_command(sp
)) {
708 DEBUG2(qla_printk(KERN_WARNING
, ha
,
709 "Abort failed -- %lx\n",
710 sp
->cmd
->serial_number
));
712 if (qla2x00_eh_wait_on_command(sp
->cmd
) !=
714 DEBUG2(qla_printk(KERN_WARNING
, ha
,
715 "Abort failed while waiting -- %lx\n",
716 sp
->cmd
->serial_number
));
718 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
720 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
723 /**************************************************************************
727 * The abort function will abort the specified command.
730 * cmd = Linux SCSI command packet to be aborted.
733 * Either SUCCESS or FAILED.
736 * Only return FAILED if command not returned by firmware.
737 **************************************************************************/
739 qla2xxx_eh_abort(struct scsi_cmnd
*cmd
)
741 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
744 unsigned int id
, lun
;
745 unsigned long serial
;
748 struct qla_hw_data
*ha
= vha
->hw
;
749 struct req_que
*req
= vha
->req
;
752 fc_block_scsi_eh(cmd
);
759 id
= cmd
->device
->id
;
760 lun
= cmd
->device
->lun
;
761 serial
= cmd
->serial_number
;
762 spt
= (srb_t
*) CMD_SP(cmd
);
766 /* Check active list for command command. */
767 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
768 for (i
= 1; i
< MAX_OUTSTANDING_COMMANDS
; i
++) {
769 sp
= req
->outstanding_cmds
[i
];
778 DEBUG2(printk("%s(%ld): aborting sp %p from RISC."
779 " pid=%ld.\n", __func__
, vha
->host_no
, sp
, serial
));
781 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
782 if (ha
->isp_ops
->abort_command(sp
)) {
783 DEBUG2(printk("%s(%ld): abort_command "
784 "mbx failed.\n", __func__
, vha
->host_no
));
787 DEBUG3(printk("%s(%ld): abort_command "
788 "mbx success.\n", __func__
, vha
->host_no
));
791 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
794 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
796 /* Wait for the command to be returned. */
798 if (qla2x00_eh_wait_on_command(cmd
) != QLA_SUCCESS
) {
799 qla_printk(KERN_ERR
, ha
,
800 "scsi(%ld:%d:%d): Abort handler timed out -- %lx "
801 "%x.\n", vha
->host_no
, id
, lun
, serial
, ret
);
806 qla_printk(KERN_INFO
, ha
,
807 "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n",
808 vha
->host_no
, id
, lun
, wait
, serial
, ret
);
813 enum nexus_wait_type
{
820 qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t
*vha
, unsigned int t
,
821 unsigned int l
, srb_t
*sp
, enum nexus_wait_type type
)
823 int cnt
, match
, status
;
825 struct qla_hw_data
*ha
= vha
->hw
;
828 status
= QLA_SUCCESS
;
832 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
834 for (cnt
= 1; status
== QLA_SUCCESS
&&
835 cnt
< MAX_OUTSTANDING_COMMANDS
; cnt
++) {
836 sp
= req
->outstanding_cmds
[cnt
];
841 if (vha
->vp_idx
!= sp
->fcport
->vha
->vp_idx
)
849 match
= sp
->cmd
->device
->id
== t
;
852 match
= (sp
->cmd
->device
->id
== t
&&
853 sp
->cmd
->device
->lun
== l
);
859 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
860 status
= qla2x00_eh_wait_on_command(sp
->cmd
);
861 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
863 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
868 static char *reset_errors
[] = {
871 "Task management failed",
872 "Waiting for command completions",
876 __qla2xxx_eh_generic_reset(char *name
, enum nexus_wait_type type
,
877 struct scsi_cmnd
*cmd
, int (*do_reset
)(struct fc_port
*, unsigned int, int))
879 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
880 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
883 fc_block_scsi_eh(cmd
);
888 qla_printk(KERN_INFO
, vha
->hw
, "scsi(%ld:%d:%d): %s RESET ISSUED.\n",
889 vha
->host_no
, cmd
->device
->id
, cmd
->device
->lun
, name
);
892 if (qla2x00_wait_for_hba_online(vha
) != QLA_SUCCESS
)
893 goto eh_reset_failed
;
895 if (qla2x00_wait_for_loop_ready(vha
) != QLA_SUCCESS
)
896 goto eh_reset_failed
;
898 if (do_reset(fcport
, cmd
->device
->lun
, cmd
->request
->cpu
+ 1)
900 goto eh_reset_failed
;
902 if (qla2x00_eh_wait_for_pending_commands(vha
, cmd
->device
->id
,
903 cmd
->device
->lun
, (srb_t
*) CMD_SP(cmd
), type
) != QLA_SUCCESS
)
904 goto eh_reset_failed
;
906 qla_printk(KERN_INFO
, vha
->hw
, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n",
907 vha
->host_no
, cmd
->device
->id
, cmd
->device
->lun
, name
);
912 qla_printk(KERN_INFO
, vha
->hw
, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n"
913 , vha
->host_no
, cmd
->device
->id
, cmd
->device
->lun
, name
,
919 qla2xxx_eh_device_reset(struct scsi_cmnd
*cmd
)
921 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
922 struct qla_hw_data
*ha
= vha
->hw
;
924 return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN
, cmd
,
925 ha
->isp_ops
->lun_reset
);
929 qla2xxx_eh_target_reset(struct scsi_cmnd
*cmd
)
931 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
932 struct qla_hw_data
*ha
= vha
->hw
;
934 return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET
, cmd
,
935 ha
->isp_ops
->target_reset
);
938 /**************************************************************************
939 * qla2xxx_eh_bus_reset
942 * The bus reset function will reset the bus and abort any executing
946 * cmd = Linux SCSI command packet of the command that cause the
950 * SUCCESS/FAILURE (defined as macro in scsi.h).
952 **************************************************************************/
954 qla2xxx_eh_bus_reset(struct scsi_cmnd
*cmd
)
956 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
957 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
959 unsigned int id
, lun
;
960 unsigned long serial
;
961 srb_t
*sp
= (srb_t
*) CMD_SP(cmd
);
963 fc_block_scsi_eh(cmd
);
965 id
= cmd
->device
->id
;
966 lun
= cmd
->device
->lun
;
967 serial
= cmd
->serial_number
;
972 qla_printk(KERN_INFO
, vha
->hw
,
973 "scsi(%ld:%d:%d): BUS RESET ISSUED.\n", vha
->host_no
, id
, lun
);
975 if (qla2x00_wait_for_hba_online(vha
) != QLA_SUCCESS
) {
976 DEBUG2(printk("%s failed:board disabled\n",__func__
));
977 goto eh_bus_reset_done
;
980 if (qla2x00_wait_for_loop_ready(vha
) == QLA_SUCCESS
) {
981 if (qla2x00_loop_reset(vha
) == QLA_SUCCESS
)
985 goto eh_bus_reset_done
;
987 /* Flush outstanding commands. */
988 if (qla2x00_eh_wait_for_pending_commands(vha
, 0, 0, sp
, WAIT_HOST
) !=
993 qla_printk(KERN_INFO
, vha
->hw
, "%s: reset %s\n", __func__
,
994 (ret
== FAILED
) ? "failed" : "succeded");
999 /**************************************************************************
1000 * qla2xxx_eh_host_reset
1003 * The reset function will reset the Adapter.
1006 * cmd = Linux SCSI command packet of the command that cause the
1010 * Either SUCCESS or FAILED.
1013 **************************************************************************/
1015 qla2xxx_eh_host_reset(struct scsi_cmnd
*cmd
)
1017 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
1018 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
1019 struct qla_hw_data
*ha
= vha
->hw
;
1021 unsigned int id
, lun
;
1022 unsigned long serial
;
1023 srb_t
*sp
= (srb_t
*) CMD_SP(cmd
);
1024 scsi_qla_host_t
*base_vha
= pci_get_drvdata(ha
->pdev
);
1026 fc_block_scsi_eh(cmd
);
1028 id
= cmd
->device
->id
;
1029 lun
= cmd
->device
->lun
;
1030 serial
= cmd
->serial_number
;
1035 qla_printk(KERN_INFO
, ha
,
1036 "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", vha
->host_no
, id
, lun
);
1038 if (qla2x00_wait_for_hba_online(vha
) != QLA_SUCCESS
)
1039 goto eh_host_reset_lock
;
1042 * Fixme-may be dpc thread is active and processing
1043 * loop_resync,so wait a while for it to
1044 * be completed and then issue big hammer.Otherwise
1045 * it may cause I/O failure as big hammer marks the
1046 * devices as lost kicking of the port_down_timer
1047 * while dpc is stuck for the mailbox to complete.
1049 qla2x00_wait_for_loop_ready(vha
);
1050 if (vha
!= base_vha
) {
1051 if (qla2x00_vp_abort_isp(vha
))
1052 goto eh_host_reset_lock
;
1055 flush_workqueue(ha
->wq
);
1057 set_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
1058 if (qla2x00_abort_isp(base_vha
)) {
1059 clear_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
1060 /* failed. schedule dpc to try */
1061 set_bit(ISP_ABORT_NEEDED
, &base_vha
->dpc_flags
);
1063 if (qla2x00_wait_for_hba_online(vha
) != QLA_SUCCESS
)
1064 goto eh_host_reset_lock
;
1066 clear_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
1069 /* Waiting for command to be returned to OS.*/
1070 if (qla2x00_eh_wait_for_pending_commands(vha
, 0, 0, sp
, WAIT_HOST
) ==
1075 qla_printk(KERN_INFO
, ha
, "%s: reset %s\n", __func__
,
1076 (ret
== FAILED
) ? "failed" : "succeded");
1082 * qla2x00_loop_reset
1086 * ha = adapter block pointer.
1092 qla2x00_loop_reset(scsi_qla_host_t
*vha
)
1095 struct fc_port
*fcport
;
1096 struct qla_hw_data
*ha
= vha
->hw
;
1098 if (ha
->flags
.enable_lip_full_login
&& !IS_QLA81XX(ha
)) {
1099 ret
= qla2x00_full_login_lip(vha
);
1100 if (ret
!= QLA_SUCCESS
) {
1101 DEBUG2_3(printk("%s(%ld): failed: "
1102 "full_login_lip=%d.\n", __func__
, vha
->host_no
,
1105 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
1106 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
1107 qla2x00_mark_all_devices_lost(vha
, 0);
1108 qla2x00_wait_for_loop_ready(vha
);
1111 if (ha
->flags
.enable_lip_reset
) {
1112 ret
= qla2x00_lip_reset(vha
);
1113 if (ret
!= QLA_SUCCESS
) {
1114 DEBUG2_3(printk("%s(%ld): failed: "
1115 "lip_reset=%d.\n", __func__
, vha
->host_no
, ret
));
1117 qla2x00_wait_for_loop_ready(vha
);
1120 if (ha
->flags
.enable_target_reset
) {
1121 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
1122 if (fcport
->port_type
!= FCT_TARGET
)
1125 ret
= ha
->isp_ops
->target_reset(fcport
, 0, 0);
1126 if (ret
!= QLA_SUCCESS
) {
1127 DEBUG2_3(printk("%s(%ld): bus_reset failed: "
1128 "target_reset=%d d_id=%x.\n", __func__
,
1129 vha
->host_no
, ret
, fcport
->d_id
.b24
));
1133 /* Issue marker command only when we are going to start the I/O */
1134 vha
->marker_needed
= 1;
1140 qla2x00_abort_all_cmds(scsi_qla_host_t
*vha
, int res
)
1143 unsigned long flags
;
1145 struct srb_ctx
*ctx
;
1146 struct qla_hw_data
*ha
= vha
->hw
;
1147 struct req_que
*req
;
1149 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1150 for (que
= 0; que
< ha
->max_req_queues
; que
++) {
1151 req
= ha
->req_q_map
[que
];
1154 for (cnt
= 1; cnt
< MAX_OUTSTANDING_COMMANDS
; cnt
++) {
1155 sp
= req
->outstanding_cmds
[cnt
];
1157 req
->outstanding_cmds
[cnt
] = NULL
;
1159 sp
->cmd
->result
= res
;
1160 qla2x00_sp_compl(ha
, sp
);
1163 del_timer_sync(&ctx
->timer
);
1169 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1173 qla2xxx_slave_alloc(struct scsi_device
*sdev
)
1175 struct fc_rport
*rport
= starget_to_rport(scsi_target(sdev
));
1177 if (!rport
|| fc_remote_port_chkready(rport
))
1180 sdev
->hostdata
= *(fc_port_t
**)rport
->dd_data
;
1186 qla2xxx_slave_configure(struct scsi_device
*sdev
)
1188 scsi_qla_host_t
*vha
= shost_priv(sdev
->host
);
1189 struct qla_hw_data
*ha
= vha
->hw
;
1190 struct fc_rport
*rport
= starget_to_rport(sdev
->sdev_target
);
1191 struct req_que
*req
= vha
->req
;
1193 if (sdev
->tagged_supported
)
1194 scsi_activate_tcq(sdev
, req
->max_q_depth
);
1196 scsi_deactivate_tcq(sdev
, req
->max_q_depth
);
1198 rport
->dev_loss_tmo
= ha
->port_down_retry_count
;
1204 qla2xxx_slave_destroy(struct scsi_device
*sdev
)
1206 sdev
->hostdata
= NULL
;
1209 static void qla2x00_handle_queue_full(struct scsi_device
*sdev
, int qdepth
)
1211 fc_port_t
*fcport
= (struct fc_port
*) sdev
->hostdata
;
1213 if (!scsi_track_queue_full(sdev
, qdepth
))
1216 DEBUG2(qla_printk(KERN_INFO
, fcport
->vha
->hw
,
1217 "scsi(%ld:%d:%d:%d): Queue depth adjusted-down to %d.\n",
1218 fcport
->vha
->host_no
, sdev
->channel
, sdev
->id
, sdev
->lun
,
1219 sdev
->queue_depth
));
1222 static void qla2x00_adjust_sdev_qdepth_up(struct scsi_device
*sdev
, int qdepth
)
1224 fc_port_t
*fcport
= sdev
->hostdata
;
1225 struct scsi_qla_host
*vha
= fcport
->vha
;
1226 struct qla_hw_data
*ha
= vha
->hw
;
1227 struct req_que
*req
= NULL
;
1233 if (req
->max_q_depth
<= sdev
->queue_depth
|| req
->max_q_depth
< qdepth
)
1236 if (sdev
->ordered_tags
)
1237 scsi_adjust_queue_depth(sdev
, MSG_ORDERED_TAG
, qdepth
);
1239 scsi_adjust_queue_depth(sdev
, MSG_SIMPLE_TAG
, qdepth
);
1241 DEBUG2(qla_printk(KERN_INFO
, ha
,
1242 "scsi(%ld:%d:%d:%d): Queue depth adjusted-up to %d.\n",
1243 fcport
->vha
->host_no
, sdev
->channel
, sdev
->id
, sdev
->lun
,
1244 sdev
->queue_depth
));
1248 qla2x00_change_queue_depth(struct scsi_device
*sdev
, int qdepth
, int reason
)
1251 case SCSI_QDEPTH_DEFAULT
:
1252 scsi_adjust_queue_depth(sdev
, scsi_get_tag_type(sdev
), qdepth
);
1254 case SCSI_QDEPTH_QFULL
:
1255 qla2x00_handle_queue_full(sdev
, qdepth
);
1257 case SCSI_QDEPTH_RAMP_UP
:
1258 qla2x00_adjust_sdev_qdepth_up(sdev
, qdepth
);
1264 return sdev
->queue_depth
;
1268 qla2x00_change_queue_type(struct scsi_device
*sdev
, int tag_type
)
1270 if (sdev
->tagged_supported
) {
1271 scsi_set_tag_type(sdev
, tag_type
);
1273 scsi_activate_tcq(sdev
, sdev
->queue_depth
);
1275 scsi_deactivate_tcq(sdev
, sdev
->queue_depth
);
1283 * qla2x00_config_dma_addressing() - Configure OS DMA addressing method.
1286 * At exit, the @ha's flags.enable_64bit_addressing set to indicated
1287 * supported addressing method.
1290 qla2x00_config_dma_addressing(struct qla_hw_data
*ha
)
1292 /* Assume a 32bit DMA mask. */
1293 ha
->flags
.enable_64bit_addressing
= 0;
1295 if (!dma_set_mask(&ha
->pdev
->dev
, DMA_BIT_MASK(64))) {
1296 /* Any upper-dword bits set? */
1297 if (MSD(dma_get_required_mask(&ha
->pdev
->dev
)) &&
1298 !pci_set_consistent_dma_mask(ha
->pdev
, DMA_BIT_MASK(64))) {
1299 /* Ok, a 64bit DMA mask is applicable. */
1300 ha
->flags
.enable_64bit_addressing
= 1;
1301 ha
->isp_ops
->calc_req_entries
= qla2x00_calc_iocbs_64
;
1302 ha
->isp_ops
->build_iocbs
= qla2x00_build_scsi_iocbs_64
;
1307 dma_set_mask(&ha
->pdev
->dev
, DMA_BIT_MASK(32));
1308 pci_set_consistent_dma_mask(ha
->pdev
, DMA_BIT_MASK(32));
1312 qla2x00_enable_intrs(struct qla_hw_data
*ha
)
1314 unsigned long flags
= 0;
1315 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1317 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1318 ha
->interrupts_on
= 1;
1319 /* enable risc and host interrupts */
1320 WRT_REG_WORD(®
->ictrl
, ICR_EN_INT
| ICR_EN_RISC
);
1321 RD_REG_WORD(®
->ictrl
);
1322 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1327 qla2x00_disable_intrs(struct qla_hw_data
*ha
)
1329 unsigned long flags
= 0;
1330 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1332 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1333 ha
->interrupts_on
= 0;
1334 /* disable risc and host interrupts */
1335 WRT_REG_WORD(®
->ictrl
, 0);
1336 RD_REG_WORD(®
->ictrl
);
1337 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1341 qla24xx_enable_intrs(struct qla_hw_data
*ha
)
1343 unsigned long flags
= 0;
1344 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
1346 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1347 ha
->interrupts_on
= 1;
1348 WRT_REG_DWORD(®
->ictrl
, ICRX_EN_RISC_INT
);
1349 RD_REG_DWORD(®
->ictrl
);
1350 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1354 qla24xx_disable_intrs(struct qla_hw_data
*ha
)
1356 unsigned long flags
= 0;
1357 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
1359 if (IS_NOPOLLING_TYPE(ha
))
1361 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1362 ha
->interrupts_on
= 0;
1363 WRT_REG_DWORD(®
->ictrl
, 0);
1364 RD_REG_DWORD(®
->ictrl
);
1365 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1368 static struct isp_operations qla2100_isp_ops
= {
1369 .pci_config
= qla2100_pci_config
,
1370 .reset_chip
= qla2x00_reset_chip
,
1371 .chip_diag
= qla2x00_chip_diag
,
1372 .config_rings
= qla2x00_config_rings
,
1373 .reset_adapter
= qla2x00_reset_adapter
,
1374 .nvram_config
= qla2x00_nvram_config
,
1375 .update_fw_options
= qla2x00_update_fw_options
,
1376 .load_risc
= qla2x00_load_risc
,
1377 .pci_info_str
= qla2x00_pci_info_str
,
1378 .fw_version_str
= qla2x00_fw_version_str
,
1379 .intr_handler
= qla2100_intr_handler
,
1380 .enable_intrs
= qla2x00_enable_intrs
,
1381 .disable_intrs
= qla2x00_disable_intrs
,
1382 .abort_command
= qla2x00_abort_command
,
1383 .target_reset
= qla2x00_abort_target
,
1384 .lun_reset
= qla2x00_lun_reset
,
1385 .fabric_login
= qla2x00_login_fabric
,
1386 .fabric_logout
= qla2x00_fabric_logout
,
1387 .calc_req_entries
= qla2x00_calc_iocbs_32
,
1388 .build_iocbs
= qla2x00_build_scsi_iocbs_32
,
1389 .prep_ms_iocb
= qla2x00_prep_ms_iocb
,
1390 .prep_ms_fdmi_iocb
= qla2x00_prep_ms_fdmi_iocb
,
1391 .read_nvram
= qla2x00_read_nvram_data
,
1392 .write_nvram
= qla2x00_write_nvram_data
,
1393 .fw_dump
= qla2100_fw_dump
,
1396 .beacon_blink
= NULL
,
1397 .read_optrom
= qla2x00_read_optrom_data
,
1398 .write_optrom
= qla2x00_write_optrom_data
,
1399 .get_flash_version
= qla2x00_get_flash_version
,
1400 .start_scsi
= qla2x00_start_scsi
,
1403 static struct isp_operations qla2300_isp_ops
= {
1404 .pci_config
= qla2300_pci_config
,
1405 .reset_chip
= qla2x00_reset_chip
,
1406 .chip_diag
= qla2x00_chip_diag
,
1407 .config_rings
= qla2x00_config_rings
,
1408 .reset_adapter
= qla2x00_reset_adapter
,
1409 .nvram_config
= qla2x00_nvram_config
,
1410 .update_fw_options
= qla2x00_update_fw_options
,
1411 .load_risc
= qla2x00_load_risc
,
1412 .pci_info_str
= qla2x00_pci_info_str
,
1413 .fw_version_str
= qla2x00_fw_version_str
,
1414 .intr_handler
= qla2300_intr_handler
,
1415 .enable_intrs
= qla2x00_enable_intrs
,
1416 .disable_intrs
= qla2x00_disable_intrs
,
1417 .abort_command
= qla2x00_abort_command
,
1418 .target_reset
= qla2x00_abort_target
,
1419 .lun_reset
= qla2x00_lun_reset
,
1420 .fabric_login
= qla2x00_login_fabric
,
1421 .fabric_logout
= qla2x00_fabric_logout
,
1422 .calc_req_entries
= qla2x00_calc_iocbs_32
,
1423 .build_iocbs
= qla2x00_build_scsi_iocbs_32
,
1424 .prep_ms_iocb
= qla2x00_prep_ms_iocb
,
1425 .prep_ms_fdmi_iocb
= qla2x00_prep_ms_fdmi_iocb
,
1426 .read_nvram
= qla2x00_read_nvram_data
,
1427 .write_nvram
= qla2x00_write_nvram_data
,
1428 .fw_dump
= qla2300_fw_dump
,
1429 .beacon_on
= qla2x00_beacon_on
,
1430 .beacon_off
= qla2x00_beacon_off
,
1431 .beacon_blink
= qla2x00_beacon_blink
,
1432 .read_optrom
= qla2x00_read_optrom_data
,
1433 .write_optrom
= qla2x00_write_optrom_data
,
1434 .get_flash_version
= qla2x00_get_flash_version
,
1435 .start_scsi
= qla2x00_start_scsi
,
1438 static struct isp_operations qla24xx_isp_ops
= {
1439 .pci_config
= qla24xx_pci_config
,
1440 .reset_chip
= qla24xx_reset_chip
,
1441 .chip_diag
= qla24xx_chip_diag
,
1442 .config_rings
= qla24xx_config_rings
,
1443 .reset_adapter
= qla24xx_reset_adapter
,
1444 .nvram_config
= qla24xx_nvram_config
,
1445 .update_fw_options
= qla24xx_update_fw_options
,
1446 .load_risc
= qla24xx_load_risc
,
1447 .pci_info_str
= qla24xx_pci_info_str
,
1448 .fw_version_str
= qla24xx_fw_version_str
,
1449 .intr_handler
= qla24xx_intr_handler
,
1450 .enable_intrs
= qla24xx_enable_intrs
,
1451 .disable_intrs
= qla24xx_disable_intrs
,
1452 .abort_command
= qla24xx_abort_command
,
1453 .target_reset
= qla24xx_abort_target
,
1454 .lun_reset
= qla24xx_lun_reset
,
1455 .fabric_login
= qla24xx_login_fabric
,
1456 .fabric_logout
= qla24xx_fabric_logout
,
1457 .calc_req_entries
= NULL
,
1458 .build_iocbs
= NULL
,
1459 .prep_ms_iocb
= qla24xx_prep_ms_iocb
,
1460 .prep_ms_fdmi_iocb
= qla24xx_prep_ms_fdmi_iocb
,
1461 .read_nvram
= qla24xx_read_nvram_data
,
1462 .write_nvram
= qla24xx_write_nvram_data
,
1463 .fw_dump
= qla24xx_fw_dump
,
1464 .beacon_on
= qla24xx_beacon_on
,
1465 .beacon_off
= qla24xx_beacon_off
,
1466 .beacon_blink
= qla24xx_beacon_blink
,
1467 .read_optrom
= qla24xx_read_optrom_data
,
1468 .write_optrom
= qla24xx_write_optrom_data
,
1469 .get_flash_version
= qla24xx_get_flash_version
,
1470 .start_scsi
= qla24xx_start_scsi
,
1473 static struct isp_operations qla25xx_isp_ops
= {
1474 .pci_config
= qla25xx_pci_config
,
1475 .reset_chip
= qla24xx_reset_chip
,
1476 .chip_diag
= qla24xx_chip_diag
,
1477 .config_rings
= qla24xx_config_rings
,
1478 .reset_adapter
= qla24xx_reset_adapter
,
1479 .nvram_config
= qla24xx_nvram_config
,
1480 .update_fw_options
= qla24xx_update_fw_options
,
1481 .load_risc
= qla24xx_load_risc
,
1482 .pci_info_str
= qla24xx_pci_info_str
,
1483 .fw_version_str
= qla24xx_fw_version_str
,
1484 .intr_handler
= qla24xx_intr_handler
,
1485 .enable_intrs
= qla24xx_enable_intrs
,
1486 .disable_intrs
= qla24xx_disable_intrs
,
1487 .abort_command
= qla24xx_abort_command
,
1488 .target_reset
= qla24xx_abort_target
,
1489 .lun_reset
= qla24xx_lun_reset
,
1490 .fabric_login
= qla24xx_login_fabric
,
1491 .fabric_logout
= qla24xx_fabric_logout
,
1492 .calc_req_entries
= NULL
,
1493 .build_iocbs
= NULL
,
1494 .prep_ms_iocb
= qla24xx_prep_ms_iocb
,
1495 .prep_ms_fdmi_iocb
= qla24xx_prep_ms_fdmi_iocb
,
1496 .read_nvram
= qla25xx_read_nvram_data
,
1497 .write_nvram
= qla25xx_write_nvram_data
,
1498 .fw_dump
= qla25xx_fw_dump
,
1499 .beacon_on
= qla24xx_beacon_on
,
1500 .beacon_off
= qla24xx_beacon_off
,
1501 .beacon_blink
= qla24xx_beacon_blink
,
1502 .read_optrom
= qla25xx_read_optrom_data
,
1503 .write_optrom
= qla24xx_write_optrom_data
,
1504 .get_flash_version
= qla24xx_get_flash_version
,
1505 .start_scsi
= qla24xx_start_scsi
,
1508 static struct isp_operations qla81xx_isp_ops
= {
1509 .pci_config
= qla25xx_pci_config
,
1510 .reset_chip
= qla24xx_reset_chip
,
1511 .chip_diag
= qla24xx_chip_diag
,
1512 .config_rings
= qla24xx_config_rings
,
1513 .reset_adapter
= qla24xx_reset_adapter
,
1514 .nvram_config
= qla81xx_nvram_config
,
1515 .update_fw_options
= qla81xx_update_fw_options
,
1516 .load_risc
= qla81xx_load_risc
,
1517 .pci_info_str
= qla24xx_pci_info_str
,
1518 .fw_version_str
= qla24xx_fw_version_str
,
1519 .intr_handler
= qla24xx_intr_handler
,
1520 .enable_intrs
= qla24xx_enable_intrs
,
1521 .disable_intrs
= qla24xx_disable_intrs
,
1522 .abort_command
= qla24xx_abort_command
,
1523 .target_reset
= qla24xx_abort_target
,
1524 .lun_reset
= qla24xx_lun_reset
,
1525 .fabric_login
= qla24xx_login_fabric
,
1526 .fabric_logout
= qla24xx_fabric_logout
,
1527 .calc_req_entries
= NULL
,
1528 .build_iocbs
= NULL
,
1529 .prep_ms_iocb
= qla24xx_prep_ms_iocb
,
1530 .prep_ms_fdmi_iocb
= qla24xx_prep_ms_fdmi_iocb
,
1532 .write_nvram
= NULL
,
1533 .fw_dump
= qla81xx_fw_dump
,
1534 .beacon_on
= qla24xx_beacon_on
,
1535 .beacon_off
= qla24xx_beacon_off
,
1536 .beacon_blink
= qla24xx_beacon_blink
,
1537 .read_optrom
= qla25xx_read_optrom_data
,
1538 .write_optrom
= qla24xx_write_optrom_data
,
1539 .get_flash_version
= qla24xx_get_flash_version
,
1540 .start_scsi
= qla24xx_start_scsi
,
1544 qla2x00_set_isp_flags(struct qla_hw_data
*ha
)
1546 ha
->device_type
= DT_EXTENDED_IDS
;
1547 switch (ha
->pdev
->device
) {
1548 case PCI_DEVICE_ID_QLOGIC_ISP2100
:
1549 ha
->device_type
|= DT_ISP2100
;
1550 ha
->device_type
&= ~DT_EXTENDED_IDS
;
1551 ha
->fw_srisc_address
= RISC_START_ADDRESS_2100
;
1553 case PCI_DEVICE_ID_QLOGIC_ISP2200
:
1554 ha
->device_type
|= DT_ISP2200
;
1555 ha
->device_type
&= ~DT_EXTENDED_IDS
;
1556 ha
->fw_srisc_address
= RISC_START_ADDRESS_2100
;
1558 case PCI_DEVICE_ID_QLOGIC_ISP2300
:
1559 ha
->device_type
|= DT_ISP2300
;
1560 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1561 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1563 case PCI_DEVICE_ID_QLOGIC_ISP2312
:
1564 ha
->device_type
|= DT_ISP2312
;
1565 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1566 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1568 case PCI_DEVICE_ID_QLOGIC_ISP2322
:
1569 ha
->device_type
|= DT_ISP2322
;
1570 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1571 if (ha
->pdev
->subsystem_vendor
== 0x1028 &&
1572 ha
->pdev
->subsystem_device
== 0x0170)
1573 ha
->device_type
|= DT_OEM_001
;
1574 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1576 case PCI_DEVICE_ID_QLOGIC_ISP6312
:
1577 ha
->device_type
|= DT_ISP6312
;
1578 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1580 case PCI_DEVICE_ID_QLOGIC_ISP6322
:
1581 ha
->device_type
|= DT_ISP6322
;
1582 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1584 case PCI_DEVICE_ID_QLOGIC_ISP2422
:
1585 ha
->device_type
|= DT_ISP2422
;
1586 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1587 ha
->device_type
|= DT_FWI2
;
1588 ha
->device_type
|= DT_IIDMA
;
1589 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1591 case PCI_DEVICE_ID_QLOGIC_ISP2432
:
1592 ha
->device_type
|= DT_ISP2432
;
1593 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1594 ha
->device_type
|= DT_FWI2
;
1595 ha
->device_type
|= DT_IIDMA
;
1596 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1598 case PCI_DEVICE_ID_QLOGIC_ISP8432
:
1599 ha
->device_type
|= DT_ISP8432
;
1600 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1601 ha
->device_type
|= DT_FWI2
;
1602 ha
->device_type
|= DT_IIDMA
;
1603 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1605 case PCI_DEVICE_ID_QLOGIC_ISP5422
:
1606 ha
->device_type
|= DT_ISP5422
;
1607 ha
->device_type
|= DT_FWI2
;
1608 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1610 case PCI_DEVICE_ID_QLOGIC_ISP5432
:
1611 ha
->device_type
|= DT_ISP5432
;
1612 ha
->device_type
|= DT_FWI2
;
1613 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1615 case PCI_DEVICE_ID_QLOGIC_ISP2532
:
1616 ha
->device_type
|= DT_ISP2532
;
1617 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1618 ha
->device_type
|= DT_FWI2
;
1619 ha
->device_type
|= DT_IIDMA
;
1620 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1622 case PCI_DEVICE_ID_QLOGIC_ISP8001
:
1623 ha
->device_type
|= DT_ISP8001
;
1624 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1625 ha
->device_type
|= DT_FWI2
;
1626 ha
->device_type
|= DT_IIDMA
;
1627 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1631 /* Get adapter physical port no from interrupt pin register. */
1632 pci_read_config_byte(ha
->pdev
, PCI_INTERRUPT_PIN
, &ha
->port_no
);
1633 if (ha
->port_no
& 1)
1634 ha
->flags
.port0
= 1;
1636 ha
->flags
.port0
= 0;
1640 qla2x00_iospace_config(struct qla_hw_data
*ha
)
1642 resource_size_t pio
;
1646 if (pci_request_selected_regions(ha
->pdev
, ha
->bars
,
1647 QLA2XXX_DRIVER_NAME
)) {
1648 qla_printk(KERN_WARNING
, ha
,
1649 "Failed to reserve PIO/MMIO regions (%s)\n",
1650 pci_name(ha
->pdev
));
1652 goto iospace_error_exit
;
1654 if (!(ha
->bars
& 1))
1657 /* We only need PIO for Flash operations on ISP2312 v2 chips. */
1658 pio
= pci_resource_start(ha
->pdev
, 0);
1659 if (pci_resource_flags(ha
->pdev
, 0) & IORESOURCE_IO
) {
1660 if (pci_resource_len(ha
->pdev
, 0) < MIN_IOBASE_LEN
) {
1661 qla_printk(KERN_WARNING
, ha
,
1662 "Invalid PCI I/O region size (%s)...\n",
1663 pci_name(ha
->pdev
));
1667 qla_printk(KERN_WARNING
, ha
,
1668 "region #0 not a PIO resource (%s)...\n",
1669 pci_name(ha
->pdev
));
1672 ha
->pio_address
= pio
;
1675 /* Use MMIO operations for all accesses. */
1676 if (!(pci_resource_flags(ha
->pdev
, 1) & IORESOURCE_MEM
)) {
1677 qla_printk(KERN_ERR
, ha
,
1678 "region #1 not an MMIO resource (%s), aborting\n",
1679 pci_name(ha
->pdev
));
1680 goto iospace_error_exit
;
1682 if (pci_resource_len(ha
->pdev
, 1) < MIN_IOBASE_LEN
) {
1683 qla_printk(KERN_ERR
, ha
,
1684 "Invalid PCI mem region size (%s), aborting\n",
1685 pci_name(ha
->pdev
));
1686 goto iospace_error_exit
;
1689 ha
->iobase
= ioremap(pci_resource_start(ha
->pdev
, 1), MIN_IOBASE_LEN
);
1691 qla_printk(KERN_ERR
, ha
,
1692 "cannot remap MMIO (%s), aborting\n", pci_name(ha
->pdev
));
1694 goto iospace_error_exit
;
1697 /* Determine queue resources */
1698 ha
->max_req_queues
= ha
->max_rsp_queues
= 1;
1699 if ((ql2xmaxqueues
<= 1 || ql2xmultique_tag
< 1) &&
1700 (!IS_QLA25XX(ha
) && !IS_QLA81XX(ha
)))
1702 ha
->mqiobase
= ioremap(pci_resource_start(ha
->pdev
, 3),
1703 pci_resource_len(ha
->pdev
, 3));
1705 /* Read MSIX vector size of the board */
1706 pci_read_config_word(ha
->pdev
, QLA_PCI_MSIX_CONTROL
, &msix
);
1707 ha
->msix_count
= msix
;
1708 /* Max queues are bounded by available msix vectors */
1709 /* queue 0 uses two msix vectors */
1710 if (ql2xmultique_tag
) {
1711 cpus
= num_online_cpus();
1712 ha
->max_rsp_queues
= (ha
->msix_count
- 1 > cpus
) ?
1713 (cpus
+ 1) : (ha
->msix_count
- 1);
1714 ha
->max_req_queues
= 2;
1715 } else if (ql2xmaxqueues
> 1) {
1716 ha
->max_req_queues
= ql2xmaxqueues
> QLA_MQ_SIZE
?
1717 QLA_MQ_SIZE
: ql2xmaxqueues
;
1718 DEBUG2(qla_printk(KERN_INFO
, ha
, "QoS mode set, max no"
1719 " of request queues:%d\n", ha
->max_req_queues
));
1721 qla_printk(KERN_INFO
, ha
,
1722 "MSI-X vector count: %d\n", msix
);
1724 qla_printk(KERN_INFO
, ha
, "BAR 3 not enabled\n");
1727 ha
->msix_count
= ha
->max_rsp_queues
+ 1;
1735 qla2xxx_scan_start(struct Scsi_Host
*shost
)
1737 scsi_qla_host_t
*vha
= shost_priv(shost
);
1739 if (vha
->hw
->flags
.running_gold_fw
)
1742 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
1743 set_bit(LOCAL_LOOP_UPDATE
, &vha
->dpc_flags
);
1744 set_bit(RSCN_UPDATE
, &vha
->dpc_flags
);
1745 set_bit(NPIV_CONFIG_NEEDED
, &vha
->dpc_flags
);
1749 qla2xxx_scan_finished(struct Scsi_Host
*shost
, unsigned long time
)
1751 scsi_qla_host_t
*vha
= shost_priv(shost
);
1755 if (time
> vha
->hw
->loop_reset_delay
* HZ
)
1758 return atomic_read(&vha
->loop_state
) == LOOP_READY
;
1762 * PCI driver interface
1764 static int __devinit
1765 qla2x00_probe_one(struct pci_dev
*pdev
, const struct pci_device_id
*id
)
1768 struct Scsi_Host
*host
;
1769 scsi_qla_host_t
*base_vha
= NULL
;
1770 struct qla_hw_data
*ha
;
1773 struct scsi_host_template
*sht
;
1774 int bars
, max_id
, mem_only
= 0;
1775 uint16_t req_length
= 0, rsp_length
= 0;
1776 struct req_que
*req
= NULL
;
1777 struct rsp_que
*rsp
= NULL
;
1779 bars
= pci_select_bars(pdev
, IORESOURCE_MEM
| IORESOURCE_IO
);
1780 sht
= &qla2xxx_driver_template
;
1781 if (pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP2422
||
1782 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP2432
||
1783 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP8432
||
1784 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP5422
||
1785 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP5432
||
1786 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP2532
||
1787 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP8001
) {
1788 bars
= pci_select_bars(pdev
, IORESOURCE_MEM
);
1793 if (pci_enable_device_mem(pdev
))
1796 if (pci_enable_device(pdev
))
1800 /* This may fail but that's ok */
1801 pci_enable_pcie_error_reporting(pdev
);
1803 ha
= kzalloc(sizeof(struct qla_hw_data
), GFP_KERNEL
);
1805 DEBUG(printk("Unable to allocate memory for ha\n"));
1810 /* Clear our data area */
1812 ha
->mem_only
= mem_only
;
1813 spin_lock_init(&ha
->hardware_lock
);
1815 /* Set ISP-type information. */
1816 qla2x00_set_isp_flags(ha
);
1818 /* Set EEH reset type to fundamental if required by hba */
1819 if ( IS_QLA24XX(ha
) || IS_QLA25XX(ha
) || IS_QLA81XX(ha
)) {
1820 pdev
->needs_freset
= 1;
1821 pci_save_state(pdev
);
1824 /* Configure PCI I/O space */
1825 ret
= qla2x00_iospace_config(ha
);
1827 goto probe_hw_failed
;
1829 qla_printk(KERN_INFO
, ha
,
1830 "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev
->device
, pdev
->irq
,
1833 ha
->prev_topology
= 0;
1834 ha
->init_cb_size
= sizeof(init_cb_t
);
1835 ha
->link_data_rate
= PORT_SPEED_UNKNOWN
;
1836 ha
->optrom_size
= OPTROM_SIZE_2300
;
1838 /* Assign ISP specific operations. */
1839 max_id
= MAX_TARGETS_2200
;
1840 if (IS_QLA2100(ha
)) {
1841 max_id
= MAX_TARGETS_2100
;
1842 ha
->mbx_count
= MAILBOX_REGISTER_COUNT_2100
;
1843 req_length
= REQUEST_ENTRY_CNT_2100
;
1844 rsp_length
= RESPONSE_ENTRY_CNT_2100
;
1845 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2100
;
1846 ha
->gid_list_info_size
= 4;
1847 ha
->flash_conf_off
= ~0;
1848 ha
->flash_data_off
= ~0;
1849 ha
->nvram_conf_off
= ~0;
1850 ha
->nvram_data_off
= ~0;
1851 ha
->isp_ops
= &qla2100_isp_ops
;
1852 } else if (IS_QLA2200(ha
)) {
1853 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
1854 req_length
= REQUEST_ENTRY_CNT_2200
;
1855 rsp_length
= RESPONSE_ENTRY_CNT_2100
;
1856 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2100
;
1857 ha
->gid_list_info_size
= 4;
1858 ha
->flash_conf_off
= ~0;
1859 ha
->flash_data_off
= ~0;
1860 ha
->nvram_conf_off
= ~0;
1861 ha
->nvram_data_off
= ~0;
1862 ha
->isp_ops
= &qla2100_isp_ops
;
1863 } else if (IS_QLA23XX(ha
)) {
1864 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
1865 req_length
= REQUEST_ENTRY_CNT_2200
;
1866 rsp_length
= RESPONSE_ENTRY_CNT_2300
;
1867 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2300
;
1868 ha
->gid_list_info_size
= 6;
1869 if (IS_QLA2322(ha
) || IS_QLA6322(ha
))
1870 ha
->optrom_size
= OPTROM_SIZE_2322
;
1871 ha
->flash_conf_off
= ~0;
1872 ha
->flash_data_off
= ~0;
1873 ha
->nvram_conf_off
= ~0;
1874 ha
->nvram_data_off
= ~0;
1875 ha
->isp_ops
= &qla2300_isp_ops
;
1876 } else if (IS_QLA24XX_TYPE(ha
)) {
1877 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
1878 req_length
= REQUEST_ENTRY_CNT_24XX
;
1879 rsp_length
= RESPONSE_ENTRY_CNT_2300
;
1880 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2300
;
1881 ha
->init_cb_size
= sizeof(struct mid_init_cb_24xx
);
1882 ha
->gid_list_info_size
= 8;
1883 ha
->optrom_size
= OPTROM_SIZE_24XX
;
1884 ha
->nvram_npiv_size
= QLA_MAX_VPORTS_QLA24XX
;
1885 ha
->isp_ops
= &qla24xx_isp_ops
;
1886 ha
->flash_conf_off
= FARX_ACCESS_FLASH_CONF
;
1887 ha
->flash_data_off
= FARX_ACCESS_FLASH_DATA
;
1888 ha
->nvram_conf_off
= FARX_ACCESS_NVRAM_CONF
;
1889 ha
->nvram_data_off
= FARX_ACCESS_NVRAM_DATA
;
1890 } else if (IS_QLA25XX(ha
)) {
1891 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
1892 req_length
= REQUEST_ENTRY_CNT_24XX
;
1893 rsp_length
= RESPONSE_ENTRY_CNT_2300
;
1894 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2300
;
1895 ha
->init_cb_size
= sizeof(struct mid_init_cb_24xx
);
1896 ha
->gid_list_info_size
= 8;
1897 ha
->optrom_size
= OPTROM_SIZE_25XX
;
1898 ha
->nvram_npiv_size
= QLA_MAX_VPORTS_QLA25XX
;
1899 ha
->isp_ops
= &qla25xx_isp_ops
;
1900 ha
->flash_conf_off
= FARX_ACCESS_FLASH_CONF
;
1901 ha
->flash_data_off
= FARX_ACCESS_FLASH_DATA
;
1902 ha
->nvram_conf_off
= FARX_ACCESS_NVRAM_CONF
;
1903 ha
->nvram_data_off
= FARX_ACCESS_NVRAM_DATA
;
1904 } else if (IS_QLA81XX(ha
)) {
1905 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
1906 req_length
= REQUEST_ENTRY_CNT_24XX
;
1907 rsp_length
= RESPONSE_ENTRY_CNT_2300
;
1908 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2300
;
1909 ha
->init_cb_size
= sizeof(struct mid_init_cb_81xx
);
1910 ha
->gid_list_info_size
= 8;
1911 ha
->optrom_size
= OPTROM_SIZE_81XX
;
1912 ha
->nvram_npiv_size
= QLA_MAX_VPORTS_QLA25XX
;
1913 ha
->isp_ops
= &qla81xx_isp_ops
;
1914 ha
->flash_conf_off
= FARX_ACCESS_FLASH_CONF_81XX
;
1915 ha
->flash_data_off
= FARX_ACCESS_FLASH_DATA_81XX
;
1916 ha
->nvram_conf_off
= ~0;
1917 ha
->nvram_data_off
= ~0;
1920 mutex_init(&ha
->vport_lock
);
1921 init_completion(&ha
->mbx_cmd_comp
);
1922 complete(&ha
->mbx_cmd_comp
);
1923 init_completion(&ha
->mbx_intr_comp
);
1925 set_bit(0, (unsigned long *) ha
->vp_idx_map
);
1927 qla2x00_config_dma_addressing(ha
);
1928 ret
= qla2x00_mem_alloc(ha
, req_length
, rsp_length
, &req
, &rsp
);
1930 qla_printk(KERN_WARNING
, ha
,
1931 "[ERROR] Failed to allocate memory for adapter\n");
1933 goto probe_hw_failed
;
1936 req
->max_q_depth
= MAX_Q_DEPTH
;
1937 if (ql2xmaxqdepth
!= 0 && ql2xmaxqdepth
<= 0xffffU
)
1938 req
->max_q_depth
= ql2xmaxqdepth
;
1941 base_vha
= qla2x00_create_host(sht
, ha
);
1943 qla_printk(KERN_WARNING
, ha
,
1944 "[ERROR] Failed to allocate memory for scsi_host\n");
1947 qla2x00_mem_free(ha
);
1948 qla2x00_free_req_que(ha
, req
);
1949 qla2x00_free_rsp_que(ha
, rsp
);
1950 goto probe_hw_failed
;
1953 pci_set_drvdata(pdev
, base_vha
);
1955 host
= base_vha
->host
;
1956 base_vha
->req
= req
;
1957 host
->can_queue
= req
->length
+ 128;
1958 if (IS_QLA2XXX_MIDTYPE(ha
))
1959 base_vha
->mgmt_svr_loop_id
= 10 + base_vha
->vp_idx
;
1961 base_vha
->mgmt_svr_loop_id
= MANAGEMENT_SERVER
+
1964 host
->sg_tablesize
= 32;
1965 host
->max_id
= max_id
;
1966 host
->this_id
= 255;
1967 host
->cmd_per_lun
= 3;
1968 host
->unique_id
= host
->host_no
;
1969 host
->max_cmd_len
= MAX_CMDSZ
;
1970 host
->max_channel
= MAX_BUSES
- 1;
1971 host
->max_lun
= MAX_LUNS
;
1972 host
->transportt
= qla2xxx_transport_template
;
1974 /* Set up the irqs */
1975 ret
= qla2x00_request_irqs(ha
, rsp
);
1977 goto probe_init_failed
;
1978 /* Alloc arrays of request and response ring ptrs */
1980 if (!qla2x00_alloc_queues(ha
)) {
1981 qla_printk(KERN_WARNING
, ha
,
1982 "[ERROR] Failed to allocate memory for queue"
1984 goto probe_init_failed
;
1986 ha
->rsp_q_map
[0] = rsp
;
1987 ha
->req_q_map
[0] = req
;
1990 set_bit(0, ha
->req_qid_map
);
1991 set_bit(0, ha
->rsp_qid_map
);
1992 /* FWI2-capable only. */
1993 req
->req_q_in
= &ha
->iobase
->isp24
.req_q_in
;
1994 req
->req_q_out
= &ha
->iobase
->isp24
.req_q_out
;
1995 rsp
->rsp_q_in
= &ha
->iobase
->isp24
.rsp_q_in
;
1996 rsp
->rsp_q_out
= &ha
->iobase
->isp24
.rsp_q_out
;
1998 req
->req_q_in
= &ha
->mqiobase
->isp25mq
.req_q_in
;
1999 req
->req_q_out
= &ha
->mqiobase
->isp25mq
.req_q_out
;
2000 rsp
->rsp_q_in
= &ha
->mqiobase
->isp25mq
.rsp_q_in
;
2001 rsp
->rsp_q_out
= &ha
->mqiobase
->isp25mq
.rsp_q_out
;
2004 if (qla2x00_initialize_adapter(base_vha
)) {
2005 qla_printk(KERN_WARNING
, ha
,
2006 "Failed to initialize adapter\n");
2008 DEBUG2(printk("scsi(%ld): Failed to initialize adapter - "
2009 "Adapter flags %x.\n",
2010 base_vha
->host_no
, base_vha
->device_flags
));
2017 if (qla25xx_setup_mode(base_vha
)) {
2018 qla_printk(KERN_WARNING
, ha
,
2019 "Can't create queues, falling back to single"
2025 if (ha
->flags
.running_gold_fw
)
2029 * Startup the kernel thread for this host adapter
2031 ha
->dpc_thread
= kthread_create(qla2x00_do_dpc
, ha
,
2032 "%s_dpc", base_vha
->host_str
);
2033 if (IS_ERR(ha
->dpc_thread
)) {
2034 qla_printk(KERN_WARNING
, ha
,
2035 "Unable to start DPC thread!\n");
2036 ret
= PTR_ERR(ha
->dpc_thread
);
2041 list_add_tail(&base_vha
->list
, &ha
->vp_list
);
2042 base_vha
->host
->irq
= ha
->pdev
->irq
;
2044 /* Initialized the timer */
2045 qla2x00_start_timer(base_vha
, qla2x00_timer
, WATCH_INTERVAL
);
2047 DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n",
2048 base_vha
->host_no
, ha
));
2050 ret
= scsi_add_host(host
, &pdev
->dev
);
2054 base_vha
->flags
.init_done
= 1;
2055 base_vha
->flags
.online
= 1;
2057 ha
->isp_ops
->enable_intrs(ha
);
2059 scsi_scan_host(host
);
2061 qla2x00_alloc_sysfs_attr(base_vha
);
2063 qla2x00_init_host_attr(base_vha
);
2065 qla2x00_dfs_setup(base_vha
);
2067 qla_printk(KERN_INFO
, ha
, "\n"
2068 " QLogic Fibre Channel HBA Driver: %s\n"
2070 " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n",
2071 qla2x00_version_str
, ha
->model_number
,
2072 ha
->model_desc
? ha
->model_desc
: "", pdev
->device
,
2073 ha
->isp_ops
->pci_info_str(base_vha
, pci_info
), pci_name(pdev
),
2074 ha
->flags
.enable_64bit_addressing
? '+' : '-', base_vha
->host_no
,
2075 ha
->isp_ops
->fw_version_str(base_vha
, fw_str
));
2080 qla2x00_free_req_que(ha
, req
);
2081 qla2x00_free_rsp_que(ha
, rsp
);
2082 ha
->max_req_queues
= ha
->max_rsp_queues
= 0;
2085 if (base_vha
->timer_active
)
2086 qla2x00_stop_timer(base_vha
);
2087 base_vha
->flags
.online
= 0;
2088 if (ha
->dpc_thread
) {
2089 struct task_struct
*t
= ha
->dpc_thread
;
2091 ha
->dpc_thread
= NULL
;
2095 qla2x00_free_device(base_vha
);
2097 scsi_host_put(base_vha
->host
);
2101 iounmap(ha
->iobase
);
2103 pci_release_selected_regions(ha
->pdev
, ha
->bars
);
2108 pci_disable_device(pdev
);
2113 qla2x00_remove_one(struct pci_dev
*pdev
)
2115 scsi_qla_host_t
*base_vha
, *vha
, *temp
;
2116 struct qla_hw_data
*ha
;
2118 base_vha
= pci_get_drvdata(pdev
);
2121 list_for_each_entry_safe(vha
, temp
, &ha
->vp_list
, list
) {
2122 if (vha
&& vha
->fc_vport
)
2123 fc_vport_terminate(vha
->fc_vport
);
2126 set_bit(UNLOADING
, &base_vha
->dpc_flags
);
2128 qla2x00_abort_all_cmds(base_vha
, DID_NO_CONNECT
<< 16);
2130 qla2x00_dfs_remove(base_vha
);
2132 qla84xx_put_chip(base_vha
);
2135 if (base_vha
->timer_active
)
2136 qla2x00_stop_timer(base_vha
);
2138 base_vha
->flags
.online
= 0;
2140 /* Flush the work queue and remove it */
2142 flush_workqueue(ha
->wq
);
2143 destroy_workqueue(ha
->wq
);
2147 /* Kill the kernel thread for this host */
2148 if (ha
->dpc_thread
) {
2149 struct task_struct
*t
= ha
->dpc_thread
;
2152 * qla2xxx_wake_dpc checks for ->dpc_thread
2153 * so we need to zero it out.
2155 ha
->dpc_thread
= NULL
;
2159 qla2x00_free_sysfs_attr(base_vha
);
2161 fc_remove_host(base_vha
->host
);
2163 scsi_remove_host(base_vha
->host
);
2165 qla2x00_free_device(base_vha
);
2167 scsi_host_put(base_vha
->host
);
2170 iounmap(ha
->iobase
);
2173 iounmap(ha
->mqiobase
);
2175 pci_release_selected_regions(ha
->pdev
, ha
->bars
);
2179 pci_disable_device(pdev
);
2180 pci_set_drvdata(pdev
, NULL
);
2184 qla2x00_free_device(scsi_qla_host_t
*vha
)
2186 struct qla_hw_data
*ha
= vha
->hw
;
2188 qla2x00_abort_all_cmds(vha
, DID_NO_CONNECT
<< 16);
2191 if (vha
->timer_active
)
2192 qla2x00_stop_timer(vha
);
2194 /* Kill the kernel thread for this host */
2195 if (ha
->dpc_thread
) {
2196 struct task_struct
*t
= ha
->dpc_thread
;
2199 * qla2xxx_wake_dpc checks for ->dpc_thread
2200 * so we need to zero it out.
2202 ha
->dpc_thread
= NULL
;
2206 qla25xx_delete_queues(vha
);
2208 if (ha
->flags
.fce_enabled
)
2209 qla2x00_disable_fce_trace(vha
, NULL
, NULL
);
2212 qla2x00_disable_eft_trace(vha
);
2214 /* Stop currently executing firmware. */
2215 qla2x00_try_to_stop_firmware(vha
);
2217 vha
->flags
.online
= 0;
2219 /* turn-off interrupts on the card */
2220 if (ha
->interrupts_on
)
2221 ha
->isp_ops
->disable_intrs(ha
);
2223 qla2x00_free_irqs(vha
);
2225 qla2x00_mem_free(ha
);
2227 qla2x00_free_queues(ha
);
2231 qla2x00_schedule_rport_del(struct scsi_qla_host
*vha
, fc_port_t
*fcport
,
2234 struct fc_rport
*rport
;
2235 scsi_qla_host_t
*base_vha
;
2240 rport
= fcport
->rport
;
2242 base_vha
= pci_get_drvdata(vha
->hw
->pdev
);
2243 spin_lock_irq(vha
->host
->host_lock
);
2244 fcport
->drport
= rport
;
2245 spin_unlock_irq(vha
->host
->host_lock
);
2246 set_bit(FCPORT_UPDATE_NEEDED
, &base_vha
->dpc_flags
);
2247 qla2xxx_wake_dpc(base_vha
);
2249 fc_remote_port_delete(rport
);
2253 * qla2x00_mark_device_lost Updates fcport state when device goes offline.
2255 * Input: ha = adapter block pointer. fcport = port structure pointer.
2261 void qla2x00_mark_device_lost(scsi_qla_host_t
*vha
, fc_port_t
*fcport
,
2262 int do_login
, int defer
)
2264 if (atomic_read(&fcport
->state
) == FCS_ONLINE
&&
2265 vha
->vp_idx
== fcport
->vp_idx
) {
2266 atomic_set(&fcport
->state
, FCS_DEVICE_LOST
);
2267 qla2x00_schedule_rport_del(vha
, fcport
, defer
);
2270 * We may need to retry the login, so don't change the state of the
2271 * port but do the retries.
2273 if (atomic_read(&fcport
->state
) != FCS_DEVICE_DEAD
)
2274 atomic_set(&fcport
->state
, FCS_DEVICE_LOST
);
2279 if (fcport
->login_retry
== 0) {
2280 fcport
->login_retry
= vha
->hw
->login_retry_count
;
2281 set_bit(RELOGIN_NEEDED
, &vha
->dpc_flags
);
2283 DEBUG(printk("scsi(%ld): Port login retry: "
2284 "%02x%02x%02x%02x%02x%02x%02x%02x, "
2285 "id = 0x%04x retry cnt=%d\n",
2287 fcport
->port_name
[0],
2288 fcport
->port_name
[1],
2289 fcport
->port_name
[2],
2290 fcport
->port_name
[3],
2291 fcport
->port_name
[4],
2292 fcport
->port_name
[5],
2293 fcport
->port_name
[6],
2294 fcport
->port_name
[7],
2296 fcport
->login_retry
));
2301 * qla2x00_mark_all_devices_lost
2302 * Updates fcport state when device goes offline.
2305 * ha = adapter block pointer.
2306 * fcport = port structure pointer.
2314 qla2x00_mark_all_devices_lost(scsi_qla_host_t
*vha
, int defer
)
2318 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
2319 if (vha
->vp_idx
!= 0 && vha
->vp_idx
!= fcport
->vp_idx
)
2323 * No point in marking the device as lost, if the device is
2326 if (atomic_read(&fcport
->state
) == FCS_DEVICE_DEAD
)
2328 if (atomic_read(&fcport
->state
) == FCS_ONLINE
) {
2330 qla2x00_schedule_rport_del(vha
, fcport
, defer
);
2331 else if (vha
->vp_idx
== fcport
->vp_idx
)
2332 qla2x00_schedule_rport_del(vha
, fcport
, defer
);
2334 atomic_set(&fcport
->state
, FCS_DEVICE_LOST
);
2340 * Allocates adapter memory.
2347 qla2x00_mem_alloc(struct qla_hw_data
*ha
, uint16_t req_len
, uint16_t rsp_len
,
2348 struct req_que
**req
, struct rsp_que
**rsp
)
2352 ha
->init_cb
= dma_alloc_coherent(&ha
->pdev
->dev
, ha
->init_cb_size
,
2353 &ha
->init_cb_dma
, GFP_KERNEL
);
2357 ha
->gid_list
= dma_alloc_coherent(&ha
->pdev
->dev
, GID_LIST_SIZE
,
2358 &ha
->gid_list_dma
, GFP_KERNEL
);
2360 goto fail_free_init_cb
;
2362 ha
->srb_mempool
= mempool_create_slab_pool(SRB_MIN_REQ
, srb_cachep
);
2363 if (!ha
->srb_mempool
)
2364 goto fail_free_gid_list
;
2366 /* Get memory for cached NVRAM */
2367 ha
->nvram
= kzalloc(MAX_NVRAM_SIZE
, GFP_KERNEL
);
2369 goto fail_free_srb_mempool
;
2371 snprintf(name
, sizeof(name
), "%s_%d", QLA2XXX_DRIVER_NAME
,
2373 ha
->s_dma_pool
= dma_pool_create(name
, &ha
->pdev
->dev
,
2374 DMA_POOL_SIZE
, 8, 0);
2375 if (!ha
->s_dma_pool
)
2376 goto fail_free_nvram
;
2378 /* Allocate memory for SNS commands */
2379 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)) {
2380 /* Get consistent memory allocated for SNS commands */
2381 ha
->sns_cmd
= dma_alloc_coherent(&ha
->pdev
->dev
,
2382 sizeof(struct sns_cmd_pkt
), &ha
->sns_cmd_dma
, GFP_KERNEL
);
2386 /* Get consistent memory allocated for MS IOCB */
2387 ha
->ms_iocb
= dma_pool_alloc(ha
->s_dma_pool
, GFP_KERNEL
,
2391 /* Get consistent memory allocated for CT SNS commands */
2392 ha
->ct_sns
= dma_alloc_coherent(&ha
->pdev
->dev
,
2393 sizeof(struct ct_sns_pkt
), &ha
->ct_sns_dma
, GFP_KERNEL
);
2395 goto fail_free_ms_iocb
;
2398 /* Allocate memory for request ring */
2399 *req
= kzalloc(sizeof(struct req_que
), GFP_KERNEL
);
2401 DEBUG(printk("Unable to allocate memory for req\n"));
2404 (*req
)->length
= req_len
;
2405 (*req
)->ring
= dma_alloc_coherent(&ha
->pdev
->dev
,
2406 ((*req
)->length
+ 1) * sizeof(request_t
),
2407 &(*req
)->dma
, GFP_KERNEL
);
2408 if (!(*req
)->ring
) {
2409 DEBUG(printk("Unable to allocate memory for req_ring\n"));
2412 /* Allocate memory for response ring */
2413 *rsp
= kzalloc(sizeof(struct rsp_que
), GFP_KERNEL
);
2415 qla_printk(KERN_WARNING
, ha
,
2416 "Unable to allocate memory for rsp\n");
2420 (*rsp
)->length
= rsp_len
;
2421 (*rsp
)->ring
= dma_alloc_coherent(&ha
->pdev
->dev
,
2422 ((*rsp
)->length
+ 1) * sizeof(response_t
),
2423 &(*rsp
)->dma
, GFP_KERNEL
);
2424 if (!(*rsp
)->ring
) {
2425 qla_printk(KERN_WARNING
, ha
,
2426 "Unable to allocate memory for rsp_ring\n");
2431 /* Allocate memory for NVRAM data for vports */
2432 if (ha
->nvram_npiv_size
) {
2433 ha
->npiv_info
= kzalloc(sizeof(struct qla_npiv_entry
) *
2434 ha
->nvram_npiv_size
, GFP_KERNEL
);
2435 if (!ha
->npiv_info
) {
2436 qla_printk(KERN_WARNING
, ha
,
2437 "Unable to allocate memory for npiv info\n");
2438 goto fail_npiv_info
;
2441 ha
->npiv_info
= NULL
;
2443 /* Get consistent memory allocated for EX-INIT-CB. */
2444 if (IS_QLA81XX(ha
)) {
2445 ha
->ex_init_cb
= dma_pool_alloc(ha
->s_dma_pool
, GFP_KERNEL
,
2446 &ha
->ex_init_cb_dma
);
2447 if (!ha
->ex_init_cb
)
2448 goto fail_ex_init_cb
;
2451 INIT_LIST_HEAD(&ha
->vp_list
);
2455 kfree(ha
->npiv_info
);
2457 dma_free_coherent(&ha
->pdev
->dev
, ((*rsp
)->length
+ 1) *
2458 sizeof(response_t
), (*rsp
)->ring
, (*rsp
)->dma
);
2459 (*rsp
)->ring
= NULL
;
2464 dma_free_coherent(&ha
->pdev
->dev
, ((*req
)->length
+ 1) *
2465 sizeof(request_t
), (*req
)->ring
, (*req
)->dma
);
2466 (*req
)->ring
= NULL
;
2471 dma_free_coherent(&ha
->pdev
->dev
, sizeof(struct ct_sns_pkt
),
2472 ha
->ct_sns
, ha
->ct_sns_dma
);
2476 dma_pool_free(ha
->s_dma_pool
, ha
->ms_iocb
, ha
->ms_iocb_dma
);
2478 ha
->ms_iocb_dma
= 0;
2480 dma_pool_destroy(ha
->s_dma_pool
);
2481 ha
->s_dma_pool
= NULL
;
2485 fail_free_srb_mempool
:
2486 mempool_destroy(ha
->srb_mempool
);
2487 ha
->srb_mempool
= NULL
;
2489 dma_free_coherent(&ha
->pdev
->dev
, GID_LIST_SIZE
, ha
->gid_list
,
2491 ha
->gid_list
= NULL
;
2492 ha
->gid_list_dma
= 0;
2494 dma_free_coherent(&ha
->pdev
->dev
, ha
->init_cb_size
, ha
->init_cb
,
2497 ha
->init_cb_dma
= 0;
2499 DEBUG(printk("%s: Memory allocation failure\n", __func__
));
2505 * Frees all adapter allocated memory.
2508 * ha = adapter block pointer.
2511 qla2x00_mem_free(struct qla_hw_data
*ha
)
2513 if (ha
->srb_mempool
)
2514 mempool_destroy(ha
->srb_mempool
);
2517 dma_free_coherent(&ha
->pdev
->dev
, FCE_SIZE
, ha
->fce
,
2522 dma_free_coherent(&ha
->pdev
->dev
,
2523 ntohl(ha
->fw_dump
->eft_size
), ha
->eft
, ha
->eft_dma
);
2528 dma_free_coherent(&ha
->pdev
->dev
, DCBX_TLV_DATA_SIZE
,
2529 ha
->dcbx_tlv
, ha
->dcbx_tlv_dma
);
2532 dma_free_coherent(&ha
->pdev
->dev
, XGMAC_DATA_SIZE
,
2533 ha
->xgmac_data
, ha
->xgmac_data_dma
);
2536 dma_free_coherent(&ha
->pdev
->dev
, sizeof(struct sns_cmd_pkt
),
2537 ha
->sns_cmd
, ha
->sns_cmd_dma
);
2540 dma_free_coherent(&ha
->pdev
->dev
, sizeof(struct ct_sns_pkt
),
2541 ha
->ct_sns
, ha
->ct_sns_dma
);
2544 dma_pool_free(ha
->s_dma_pool
, ha
->sfp_data
, ha
->sfp_data_dma
);
2547 dma_pool_free(ha
->s_dma_pool
, ha
->edc_data
, ha
->edc_data_dma
);
2550 dma_pool_free(ha
->s_dma_pool
, ha
->ms_iocb
, ha
->ms_iocb_dma
);
2553 dma_pool_free(ha
->s_dma_pool
, ha
->ex_init_cb
, ha
->ex_init_cb_dma
);
2556 dma_pool_destroy(ha
->s_dma_pool
);
2559 dma_free_coherent(&ha
->pdev
->dev
, GID_LIST_SIZE
, ha
->gid_list
,
2563 dma_free_coherent(&ha
->pdev
->dev
, ha
->init_cb_size
,
2564 ha
->init_cb
, ha
->init_cb_dma
);
2565 vfree(ha
->optrom_buffer
);
2567 kfree(ha
->npiv_info
);
2569 ha
->srb_mempool
= NULL
;
2573 ha
->sns_cmd_dma
= 0;
2577 ha
->ms_iocb_dma
= 0;
2579 ha
->init_cb_dma
= 0;
2580 ha
->ex_init_cb
= NULL
;
2581 ha
->ex_init_cb_dma
= 0;
2583 ha
->s_dma_pool
= NULL
;
2585 ha
->gid_list
= NULL
;
2586 ha
->gid_list_dma
= 0;
2590 ha
->fw_dump_reading
= 0;
2593 struct scsi_qla_host
*qla2x00_create_host(struct scsi_host_template
*sht
,
2594 struct qla_hw_data
*ha
)
2596 struct Scsi_Host
*host
;
2597 struct scsi_qla_host
*vha
= NULL
;
2599 host
= scsi_host_alloc(sht
, sizeof(scsi_qla_host_t
));
2602 "qla2xxx: Couldn't allocate host from scsi layer!\n");
2606 /* Clear our data area */
2607 vha
= shost_priv(host
);
2608 memset(vha
, 0, sizeof(scsi_qla_host_t
));
2611 vha
->host_no
= host
->host_no
;
2614 INIT_LIST_HEAD(&vha
->vp_fcports
);
2615 INIT_LIST_HEAD(&vha
->work_list
);
2616 INIT_LIST_HEAD(&vha
->list
);
2618 spin_lock_init(&vha
->work_lock
);
2620 sprintf(vha
->host_str
, "%s_%ld", QLA2XXX_DRIVER_NAME
, vha
->host_no
);
2627 static struct qla_work_evt
*
2628 qla2x00_alloc_work(struct scsi_qla_host
*vha
, enum qla_work_type type
)
2630 struct qla_work_evt
*e
;
2632 e
= kzalloc(sizeof(struct qla_work_evt
), GFP_ATOMIC
);
2636 INIT_LIST_HEAD(&e
->list
);
2638 e
->flags
= QLA_EVT_FLAG_FREE
;
2643 qla2x00_post_work(struct scsi_qla_host
*vha
, struct qla_work_evt
*e
)
2645 unsigned long flags
;
2647 spin_lock_irqsave(&vha
->work_lock
, flags
);
2648 list_add_tail(&e
->list
, &vha
->work_list
);
2649 spin_unlock_irqrestore(&vha
->work_lock
, flags
);
2650 qla2xxx_wake_dpc(vha
);
2656 qla2x00_post_aen_work(struct scsi_qla_host
*vha
, enum fc_host_event_code code
,
2659 struct qla_work_evt
*e
;
2661 e
= qla2x00_alloc_work(vha
, QLA_EVT_AEN
);
2663 return QLA_FUNCTION_FAILED
;
2665 e
->u
.aen
.code
= code
;
2666 e
->u
.aen
.data
= data
;
2667 return qla2x00_post_work(vha
, e
);
2671 qla2x00_post_idc_ack_work(struct scsi_qla_host
*vha
, uint16_t *mb
)
2673 struct qla_work_evt
*e
;
2675 e
= qla2x00_alloc_work(vha
, QLA_EVT_IDC_ACK
);
2677 return QLA_FUNCTION_FAILED
;
2679 memcpy(e
->u
.idc_ack
.mb
, mb
, QLA_IDC_ACK_REGS
* sizeof(uint16_t));
2680 return qla2x00_post_work(vha
, e
);
2683 #define qla2x00_post_async_work(name, type) \
2684 int qla2x00_post_async_##name##_work( \
2685 struct scsi_qla_host *vha, \
2686 fc_port_t *fcport, uint16_t *data) \
2688 struct qla_work_evt *e; \
2690 e = qla2x00_alloc_work(vha, type); \
2692 return QLA_FUNCTION_FAILED; \
2694 e->u.logio.fcport = fcport; \
2696 e->u.logio.data[0] = data[0]; \
2697 e->u.logio.data[1] = data[1]; \
2699 return qla2x00_post_work(vha, e); \
2702 qla2x00_post_async_work(login
, QLA_EVT_ASYNC_LOGIN
);
2703 qla2x00_post_async_work(login_done
, QLA_EVT_ASYNC_LOGIN_DONE
);
2704 qla2x00_post_async_work(logout
, QLA_EVT_ASYNC_LOGOUT
);
2705 qla2x00_post_async_work(logout_done
, QLA_EVT_ASYNC_LOGOUT_DONE
);
2708 qla2x00_post_uevent_work(struct scsi_qla_host
*vha
, u32 code
)
2710 struct qla_work_evt
*e
;
2712 e
= qla2x00_alloc_work(vha
, QLA_EVT_UEVENT
);
2714 return QLA_FUNCTION_FAILED
;
2716 e
->u
.uevent
.code
= code
;
2717 return qla2x00_post_work(vha
, e
);
2721 qla2x00_uevent_emit(struct scsi_qla_host
*vha
, u32 code
)
2723 char event_string
[40];
2724 char *envp
[] = { event_string
, NULL
};
2727 case QLA_UEVENT_CODE_FW_DUMP
:
2728 snprintf(event_string
, sizeof(event_string
), "FW_DUMP=%ld",
2735 kobject_uevent_env(&vha
->hw
->pdev
->dev
.kobj
, KOBJ_CHANGE
, envp
);
2739 qla2x00_do_work(struct scsi_qla_host
*vha
)
2741 struct qla_work_evt
*e
, *tmp
;
2742 unsigned long flags
;
2745 spin_lock_irqsave(&vha
->work_lock
, flags
);
2746 list_splice_init(&vha
->work_list
, &work
);
2747 spin_unlock_irqrestore(&vha
->work_lock
, flags
);
2749 list_for_each_entry_safe(e
, tmp
, &work
, list
) {
2750 list_del_init(&e
->list
);
2754 fc_host_post_event(vha
->host
, fc_get_event_number(),
2755 e
->u
.aen
.code
, e
->u
.aen
.data
);
2757 case QLA_EVT_IDC_ACK
:
2758 qla81xx_idc_ack(vha
, e
->u
.idc_ack
.mb
);
2760 case QLA_EVT_ASYNC_LOGIN
:
2761 qla2x00_async_login(vha
, e
->u
.logio
.fcport
,
2764 case QLA_EVT_ASYNC_LOGIN_DONE
:
2765 qla2x00_async_login_done(vha
, e
->u
.logio
.fcport
,
2768 case QLA_EVT_ASYNC_LOGOUT
:
2769 qla2x00_async_logout(vha
, e
->u
.logio
.fcport
);
2771 case QLA_EVT_ASYNC_LOGOUT_DONE
:
2772 qla2x00_async_logout_done(vha
, e
->u
.logio
.fcport
,
2775 case QLA_EVT_UEVENT
:
2776 qla2x00_uevent_emit(vha
, e
->u
.uevent
.code
);
2779 if (e
->flags
& QLA_EVT_FLAG_FREE
)
2784 /* Relogins all the fcports of a vport
2785 * Context: dpc thread
2787 void qla2x00_relogin(struct scsi_qla_host
*vha
)
2791 uint16_t next_loopid
= 0;
2792 struct qla_hw_data
*ha
= vha
->hw
;
2795 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
2797 * If the port is not ONLINE then try to login
2798 * to it if we haven't run out of retries.
2800 if (atomic_read(&fcport
->state
) !=
2801 FCS_ONLINE
&& fcport
->login_retry
) {
2803 fcport
->login_retry
--;
2804 if (fcport
->flags
& FCF_FABRIC_DEVICE
) {
2805 if (fcport
->flags
& FCF_FCP2_DEVICE
)
2806 ha
->isp_ops
->fabric_logout(vha
,
2808 fcport
->d_id
.b
.domain
,
2809 fcport
->d_id
.b
.area
,
2810 fcport
->d_id
.b
.al_pa
);
2812 if (IS_ALOGIO_CAPABLE(ha
)) {
2814 data
[1] = QLA_LOGIO_LOGIN_RETRIED
;
2815 status
= qla2x00_post_async_login_work(
2817 if (status
== QLA_SUCCESS
)
2819 /* Attempt a retry. */
2822 status
= qla2x00_fabric_login(vha
,
2823 fcport
, &next_loopid
);
2825 status
= qla2x00_local_device_login(vha
,
2828 if (status
== QLA_SUCCESS
) {
2829 fcport
->old_loop_id
= fcport
->loop_id
;
2831 DEBUG(printk("scsi(%ld): port login OK: logged "
2832 "in ID 0x%x\n", vha
->host_no
, fcport
->loop_id
));
2834 qla2x00_update_fcport(vha
, fcport
);
2836 } else if (status
== 1) {
2837 set_bit(RELOGIN_NEEDED
, &vha
->dpc_flags
);
2838 /* retry the login again */
2839 DEBUG(printk("scsi(%ld): Retrying"
2840 " %d login again loop_id 0x%x\n",
2841 vha
->host_no
, fcport
->login_retry
,
2844 fcport
->login_retry
= 0;
2847 if (fcport
->login_retry
== 0 && status
!= QLA_SUCCESS
)
2848 fcport
->loop_id
= FC_NO_LOOP_ID
;
2850 if (test_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
))
2855 /**************************************************************************
2857 * This kernel thread is a task that is schedule by the interrupt handler
2858 * to perform the background processing for interrupts.
2861 * This task always run in the context of a kernel thread. It
2862 * is kick-off by the driver's detect code and starts up
2863 * up one per adapter. It immediately goes to sleep and waits for
2864 * some fibre event. When either the interrupt handler or
2865 * the timer routine detects a event it will one of the task
2866 * bits then wake us up.
2867 **************************************************************************/
2869 qla2x00_do_dpc(void *data
)
2872 scsi_qla_host_t
*base_vha
;
2873 struct qla_hw_data
*ha
;
2875 ha
= (struct qla_hw_data
*)data
;
2876 base_vha
= pci_get_drvdata(ha
->pdev
);
2878 set_user_nice(current
, -20);
2880 while (!kthread_should_stop()) {
2881 DEBUG3(printk("qla2x00: DPC handler sleeping\n"));
2883 set_current_state(TASK_INTERRUPTIBLE
);
2885 __set_current_state(TASK_RUNNING
);
2887 DEBUG3(printk("qla2x00: DPC handler waking up\n"));
2889 /* Initialization not yet finished. Don't do anything yet. */
2890 if (!base_vha
->flags
.init_done
)
2893 if (ha
->flags
.eeh_busy
) {
2894 DEBUG17(qla_printk(KERN_WARNING
, ha
,
2895 "qla2x00_do_dpc: dpc_flags: %lx\n",
2896 base_vha
->dpc_flags
));
2900 DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha
->host_no
));
2904 if (ha
->flags
.mbox_busy
) {
2909 qla2x00_do_work(base_vha
);
2911 if (test_and_clear_bit(ISP_ABORT_NEEDED
,
2912 &base_vha
->dpc_flags
)) {
2914 DEBUG(printk("scsi(%ld): dpc: sched "
2915 "qla2x00_abort_isp ha = %p\n",
2916 base_vha
->host_no
, ha
));
2917 if (!(test_and_set_bit(ABORT_ISP_ACTIVE
,
2918 &base_vha
->dpc_flags
))) {
2920 if (qla2x00_abort_isp(base_vha
)) {
2921 /* failed. retry later */
2922 set_bit(ISP_ABORT_NEEDED
,
2923 &base_vha
->dpc_flags
);
2925 clear_bit(ABORT_ISP_ACTIVE
,
2926 &base_vha
->dpc_flags
);
2929 DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n",
2930 base_vha
->host_no
));
2933 if (test_bit(FCPORT_UPDATE_NEEDED
, &base_vha
->dpc_flags
)) {
2934 qla2x00_update_fcports(base_vha
);
2935 clear_bit(FCPORT_UPDATE_NEEDED
, &base_vha
->dpc_flags
);
2938 if (test_and_clear_bit(RESET_MARKER_NEEDED
,
2939 &base_vha
->dpc_flags
) &&
2940 (!(test_and_set_bit(RESET_ACTIVE
, &base_vha
->dpc_flags
)))) {
2942 DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n",
2943 base_vha
->host_no
));
2945 qla2x00_rst_aen(base_vha
);
2946 clear_bit(RESET_ACTIVE
, &base_vha
->dpc_flags
);
2949 /* Retry each device up to login retry count */
2950 if ((test_and_clear_bit(RELOGIN_NEEDED
,
2951 &base_vha
->dpc_flags
)) &&
2952 !test_bit(LOOP_RESYNC_NEEDED
, &base_vha
->dpc_flags
) &&
2953 atomic_read(&base_vha
->loop_state
) != LOOP_DOWN
) {
2955 DEBUG(printk("scsi(%ld): qla2x00_port_login()\n",
2956 base_vha
->host_no
));
2957 qla2x00_relogin(base_vha
);
2959 DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n",
2960 base_vha
->host_no
));
2963 if (test_and_clear_bit(LOOP_RESYNC_NEEDED
,
2964 &base_vha
->dpc_flags
)) {
2966 DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n",
2967 base_vha
->host_no
));
2969 if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE
,
2970 &base_vha
->dpc_flags
))) {
2972 rval
= qla2x00_loop_resync(base_vha
);
2974 clear_bit(LOOP_RESYNC_ACTIVE
,
2975 &base_vha
->dpc_flags
);
2978 DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n",
2979 base_vha
->host_no
));
2982 if (test_bit(NPIV_CONFIG_NEEDED
, &base_vha
->dpc_flags
) &&
2983 atomic_read(&base_vha
->loop_state
) == LOOP_READY
) {
2984 clear_bit(NPIV_CONFIG_NEEDED
, &base_vha
->dpc_flags
);
2985 qla2xxx_flash_npiv_conf(base_vha
);
2988 if (!ha
->interrupts_on
)
2989 ha
->isp_ops
->enable_intrs(ha
);
2991 if (test_and_clear_bit(BEACON_BLINK_NEEDED
,
2992 &base_vha
->dpc_flags
))
2993 ha
->isp_ops
->beacon_blink(base_vha
);
2995 qla2x00_do_dpc_all_vps(base_vha
);
2998 } /* End of while(1) */
3000 DEBUG(printk("scsi(%ld): DPC handler exiting\n", base_vha
->host_no
));
3003 * Make sure that nobody tries to wake us up again.
3007 /* Cleanup any residual CTX SRBs. */
3008 qla2x00_abort_all_cmds(base_vha
, DID_NO_CONNECT
<< 16);
3014 qla2xxx_wake_dpc(struct scsi_qla_host
*vha
)
3016 struct qla_hw_data
*ha
= vha
->hw
;
3017 struct task_struct
*t
= ha
->dpc_thread
;
3019 if (!test_bit(UNLOADING
, &vha
->dpc_flags
) && t
)
3025 * Processes asynchronous reset.
3028 * ha = adapter block pointer.
3031 qla2x00_rst_aen(scsi_qla_host_t
*vha
)
3033 if (vha
->flags
.online
&& !vha
->flags
.reset_active
&&
3034 !atomic_read(&vha
->loop_down_timer
) &&
3035 !(test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
))) {
3037 clear_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
3040 * Issue marker command only when we are going to start
3043 vha
->marker_needed
= 1;
3044 } while (!atomic_read(&vha
->loop_down_timer
) &&
3045 (test_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
)));
3050 qla2x00_sp_free_dma(srb_t
*sp
)
3052 struct scsi_cmnd
*cmd
= sp
->cmd
;
3054 if (sp
->flags
& SRB_DMA_VALID
) {
3055 scsi_dma_unmap(cmd
);
3056 sp
->flags
&= ~SRB_DMA_VALID
;
3062 qla2x00_sp_compl(struct qla_hw_data
*ha
, srb_t
*sp
)
3064 struct scsi_cmnd
*cmd
= sp
->cmd
;
3066 qla2x00_sp_free_dma(sp
);
3068 mempool_free(sp
, ha
->srb_mempool
);
3070 cmd
->scsi_done(cmd
);
3073 /**************************************************************************
3079 * Context: Interrupt
3080 ***************************************************************************/
3082 qla2x00_timer(scsi_qla_host_t
*vha
)
3084 unsigned long cpu_flags
= 0;
3091 struct qla_hw_data
*ha
= vha
->hw
;
3092 struct req_que
*req
;
3094 /* Hardware read to raise pending EEH errors during mailbox waits. */
3095 if (!pci_channel_offline(ha
->pdev
))
3096 pci_read_config_word(ha
->pdev
, PCI_VENDOR_ID
, &w
);
3098 * Ports - Port down timer.
3100 * Whenever, a port is in the LOST state we start decrementing its port
3101 * down timer every second until it reaches zero. Once it reaches zero
3102 * the port it marked DEAD.
3105 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
3106 if (fcport
->port_type
!= FCT_TARGET
)
3109 if (atomic_read(&fcport
->state
) == FCS_DEVICE_LOST
) {
3111 if (atomic_read(&fcport
->port_down_timer
) == 0)
3114 if (atomic_dec_and_test(&fcport
->port_down_timer
) != 0)
3115 atomic_set(&fcport
->state
, FCS_DEVICE_DEAD
);
3117 DEBUG(printk("scsi(%ld): fcport-%d - port retry count: "
3120 t
, atomic_read(&fcport
->port_down_timer
)));
3123 } /* End of for fcport */
3126 /* Loop down handler. */
3127 if (atomic_read(&vha
->loop_down_timer
) > 0 &&
3128 !(test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
))
3129 && vha
->flags
.online
) {
3131 if (atomic_read(&vha
->loop_down_timer
) ==
3132 vha
->loop_down_abort_time
) {
3134 DEBUG(printk("scsi(%ld): Loop Down - aborting the "
3135 "queues before time expire\n",
3138 if (!IS_QLA2100(ha
) && vha
->link_down_timeout
)
3139 atomic_set(&vha
->loop_state
, LOOP_DEAD
);
3142 * Schedule an ISP abort to return any FCP2-device
3145 /* NPIV - scan physical port only */
3147 spin_lock_irqsave(&ha
->hardware_lock
,
3149 req
= ha
->req_q_map
[0];
3151 index
< MAX_OUTSTANDING_COMMANDS
;
3155 sp
= req
->outstanding_cmds
[index
];
3161 if (!(sfcp
->flags
& FCF_FCP2_DEVICE
))
3164 set_bit(ISP_ABORT_NEEDED
,
3168 spin_unlock_irqrestore(&ha
->hardware_lock
,
3174 /* if the loop has been down for 4 minutes, reinit adapter */
3175 if (atomic_dec_and_test(&vha
->loop_down_timer
) != 0) {
3176 if (!(vha
->device_flags
& DFLG_NO_CABLE
)) {
3177 DEBUG(printk("scsi(%ld): Loop down - "
3180 qla_printk(KERN_WARNING
, ha
,
3181 "Loop down - aborting ISP.\n");
3183 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
3186 DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n",
3188 atomic_read(&vha
->loop_down_timer
)));
3191 /* Check if beacon LED needs to be blinked */
3192 if (ha
->beacon_blink_led
== 1) {
3193 set_bit(BEACON_BLINK_NEEDED
, &vha
->dpc_flags
);
3197 /* Process any deferred work. */
3198 if (!list_empty(&vha
->work_list
))
3201 /* Schedule the DPC routine if needed */
3202 if ((test_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
) ||
3203 test_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
) ||
3204 test_bit(FCPORT_UPDATE_NEEDED
, &vha
->dpc_flags
) ||
3206 test_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
) ||
3207 test_bit(BEACON_BLINK_NEEDED
, &vha
->dpc_flags
) ||
3208 test_bit(VP_DPC_NEEDED
, &vha
->dpc_flags
) ||
3209 test_bit(RELOGIN_NEEDED
, &vha
->dpc_flags
)))
3210 qla2xxx_wake_dpc(vha
);
3212 qla2x00_restart_timer(vha
, WATCH_INTERVAL
);
3215 /* Firmware interface routines. */
3218 #define FW_ISP21XX 0
3219 #define FW_ISP22XX 1
3220 #define FW_ISP2300 2
3221 #define FW_ISP2322 3
3222 #define FW_ISP24XX 4
3223 #define FW_ISP25XX 5
3224 #define FW_ISP81XX 6
3226 #define FW_FILE_ISP21XX "ql2100_fw.bin"
3227 #define FW_FILE_ISP22XX "ql2200_fw.bin"
3228 #define FW_FILE_ISP2300 "ql2300_fw.bin"
3229 #define FW_FILE_ISP2322 "ql2322_fw.bin"
3230 #define FW_FILE_ISP24XX "ql2400_fw.bin"
3231 #define FW_FILE_ISP25XX "ql2500_fw.bin"
3232 #define FW_FILE_ISP81XX "ql8100_fw.bin"
3234 static DEFINE_MUTEX(qla_fw_lock
);
3236 static struct fw_blob qla_fw_blobs
[FW_BLOBS
] = {
3237 { .name
= FW_FILE_ISP21XX
, .segs
= { 0x1000, 0 }, },
3238 { .name
= FW_FILE_ISP22XX
, .segs
= { 0x1000, 0 }, },
3239 { .name
= FW_FILE_ISP2300
, .segs
= { 0x800, 0 }, },
3240 { .name
= FW_FILE_ISP2322
, .segs
= { 0x800, 0x1c000, 0x1e000, 0 }, },
3241 { .name
= FW_FILE_ISP24XX
, },
3242 { .name
= FW_FILE_ISP25XX
, },
3243 { .name
= FW_FILE_ISP81XX
, },
3247 qla2x00_request_firmware(scsi_qla_host_t
*vha
)
3249 struct qla_hw_data
*ha
= vha
->hw
;
3250 struct fw_blob
*blob
;
3253 if (IS_QLA2100(ha
)) {
3254 blob
= &qla_fw_blobs
[FW_ISP21XX
];
3255 } else if (IS_QLA2200(ha
)) {
3256 blob
= &qla_fw_blobs
[FW_ISP22XX
];
3257 } else if (IS_QLA2300(ha
) || IS_QLA2312(ha
) || IS_QLA6312(ha
)) {
3258 blob
= &qla_fw_blobs
[FW_ISP2300
];
3259 } else if (IS_QLA2322(ha
) || IS_QLA6322(ha
)) {
3260 blob
= &qla_fw_blobs
[FW_ISP2322
];
3261 } else if (IS_QLA24XX_TYPE(ha
)) {
3262 blob
= &qla_fw_blobs
[FW_ISP24XX
];
3263 } else if (IS_QLA25XX(ha
)) {
3264 blob
= &qla_fw_blobs
[FW_ISP25XX
];
3265 } else if (IS_QLA81XX(ha
)) {
3266 blob
= &qla_fw_blobs
[FW_ISP81XX
];
3269 mutex_lock(&qla_fw_lock
);
3273 if (request_firmware(&blob
->fw
, blob
->name
, &ha
->pdev
->dev
)) {
3274 DEBUG2(printk("scsi(%ld): Failed to load firmware image "
3275 "(%s).\n", vha
->host_no
, blob
->name
));
3282 mutex_unlock(&qla_fw_lock
);
3287 qla2x00_release_firmware(void)
3291 mutex_lock(&qla_fw_lock
);
3292 for (idx
= 0; idx
< FW_BLOBS
; idx
++)
3293 if (qla_fw_blobs
[idx
].fw
)
3294 release_firmware(qla_fw_blobs
[idx
].fw
);
3295 mutex_unlock(&qla_fw_lock
);
3298 static pci_ers_result_t
3299 qla2xxx_pci_error_detected(struct pci_dev
*pdev
, pci_channel_state_t state
)
3301 scsi_qla_host_t
*vha
= pci_get_drvdata(pdev
);
3302 struct qla_hw_data
*ha
= vha
->hw
;
3304 DEBUG2(qla_printk(KERN_WARNING
, ha
, "error_detected:state %x\n",
3308 case pci_channel_io_normal
:
3309 ha
->flags
.eeh_busy
= 0;
3310 return PCI_ERS_RESULT_CAN_RECOVER
;
3311 case pci_channel_io_frozen
:
3312 ha
->flags
.eeh_busy
= 1;
3313 pci_disable_device(pdev
);
3314 return PCI_ERS_RESULT_NEED_RESET
;
3315 case pci_channel_io_perm_failure
:
3316 ha
->flags
.pci_channel_io_perm_failure
= 1;
3317 qla2x00_abort_all_cmds(vha
, DID_NO_CONNECT
<< 16);
3318 return PCI_ERS_RESULT_DISCONNECT
;
3320 return PCI_ERS_RESULT_NEED_RESET
;
3323 static pci_ers_result_t
3324 qla2xxx_pci_mmio_enabled(struct pci_dev
*pdev
)
3326 int risc_paused
= 0;
3328 unsigned long flags
;
3329 scsi_qla_host_t
*base_vha
= pci_get_drvdata(pdev
);
3330 struct qla_hw_data
*ha
= base_vha
->hw
;
3331 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
3332 struct device_reg_24xx __iomem
*reg24
= &ha
->iobase
->isp24
;
3334 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3335 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)){
3336 stat
= RD_REG_DWORD(®
->hccr
);
3337 if (stat
& HCCR_RISC_PAUSE
)
3339 } else if (IS_QLA23XX(ha
)) {
3340 stat
= RD_REG_DWORD(®
->u
.isp2300
.host_status
);
3341 if (stat
& HSR_RISC_PAUSED
)
3343 } else if (IS_FWI2_CAPABLE(ha
)) {
3344 stat
= RD_REG_DWORD(®24
->host_status
);
3345 if (stat
& HSRX_RISC_PAUSED
)
3348 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3351 qla_printk(KERN_INFO
, ha
, "RISC paused -- mmio_enabled, "
3352 "Dumping firmware!\n");
3353 ha
->isp_ops
->fw_dump(base_vha
, 0);
3355 return PCI_ERS_RESULT_NEED_RESET
;
3357 return PCI_ERS_RESULT_RECOVERED
;
3360 static pci_ers_result_t
3361 qla2xxx_pci_slot_reset(struct pci_dev
*pdev
)
3363 pci_ers_result_t ret
= PCI_ERS_RESULT_DISCONNECT
;
3364 scsi_qla_host_t
*base_vha
= pci_get_drvdata(pdev
);
3365 struct qla_hw_data
*ha
= base_vha
->hw
;
3368 DEBUG17(qla_printk(KERN_WARNING
, ha
, "slot_reset\n"));
3371 rc
= pci_enable_device_mem(pdev
);
3373 rc
= pci_enable_device(pdev
);
3376 qla_printk(KERN_WARNING
, ha
,
3377 "Can't re-enable PCI device after reset.\n");
3381 if (ha
->isp_ops
->pci_config(base_vha
))
3384 #ifdef QL_DEBUG_LEVEL_17
3389 printk("slot_reset_1: ");
3390 for (i
= 0; i
< 256; i
++) {
3391 pci_read_config_byte(ha
->pdev
, i
, &b
);
3392 printk("%s%02x", (i
%16) ? " " : "\n", b
);
3397 set_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
3398 if (qla2x00_abort_isp(base_vha
) == QLA_SUCCESS
)
3399 ret
= PCI_ERS_RESULT_RECOVERED
;
3400 clear_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
3402 DEBUG17(qla_printk(KERN_WARNING
, ha
,
3403 "slot_reset-return:ret=%x\n", ret
));
3409 qla2xxx_pci_resume(struct pci_dev
*pdev
)
3411 scsi_qla_host_t
*base_vha
= pci_get_drvdata(pdev
);
3412 struct qla_hw_data
*ha
= base_vha
->hw
;
3415 DEBUG17(qla_printk(KERN_WARNING
, ha
, "pci_resume\n"));
3417 ret
= qla2x00_wait_for_hba_online(base_vha
);
3418 if (ret
!= QLA_SUCCESS
) {
3419 qla_printk(KERN_ERR
, ha
,
3420 "the device failed to resume I/O "
3421 "from slot/link_reset");
3424 ha
->flags
.eeh_busy
= 0;
3426 pci_cleanup_aer_uncorrect_error_status(pdev
);
3429 static struct pci_error_handlers qla2xxx_err_handler
= {
3430 .error_detected
= qla2xxx_pci_error_detected
,
3431 .mmio_enabled
= qla2xxx_pci_mmio_enabled
,
3432 .slot_reset
= qla2xxx_pci_slot_reset
,
3433 .resume
= qla2xxx_pci_resume
,
3436 static struct pci_device_id qla2xxx_pci_tbl
[] = {
3437 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2100
) },
3438 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2200
) },
3439 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2300
) },
3440 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2312
) },
3441 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2322
) },
3442 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP6312
) },
3443 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP6322
) },
3444 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2422
) },
3445 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2432
) },
3446 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP8432
) },
3447 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP5422
) },
3448 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP5432
) },
3449 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2532
) },
3450 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP8001
) },
3453 MODULE_DEVICE_TABLE(pci
, qla2xxx_pci_tbl
);
3455 static struct pci_driver qla2xxx_pci_driver
= {
3456 .name
= QLA2XXX_DRIVER_NAME
,
3458 .owner
= THIS_MODULE
,
3460 .id_table
= qla2xxx_pci_tbl
,
3461 .probe
= qla2x00_probe_one
,
3462 .remove
= qla2x00_remove_one
,
3463 .err_handler
= &qla2xxx_err_handler
,
3467 * qla2x00_module_init - Module initialization.
3470 qla2x00_module_init(void)
3474 /* Allocate cache for SRBs. */
3475 srb_cachep
= kmem_cache_create("qla2xxx_srbs", sizeof(srb_t
), 0,
3476 SLAB_HWCACHE_ALIGN
, NULL
);
3477 if (srb_cachep
== NULL
) {
3479 "qla2xxx: Unable to allocate SRB cache...Failing load!\n");
3483 /* Derive version string. */
3484 strcpy(qla2x00_version_str
, QLA2XXX_VERSION
);
3485 if (ql2xextended_error_logging
)
3486 strcat(qla2x00_version_str
, "-debug");
3488 qla2xxx_transport_template
=
3489 fc_attach_transport(&qla2xxx_transport_functions
);
3490 if (!qla2xxx_transport_template
) {
3491 kmem_cache_destroy(srb_cachep
);
3494 qla2xxx_transport_vport_template
=
3495 fc_attach_transport(&qla2xxx_transport_vport_functions
);
3496 if (!qla2xxx_transport_vport_template
) {
3497 kmem_cache_destroy(srb_cachep
);
3498 fc_release_transport(qla2xxx_transport_template
);
3502 printk(KERN_INFO
"QLogic Fibre Channel HBA Driver: %s\n",
3503 qla2x00_version_str
);
3504 ret
= pci_register_driver(&qla2xxx_pci_driver
);
3506 kmem_cache_destroy(srb_cachep
);
3507 fc_release_transport(qla2xxx_transport_template
);
3508 fc_release_transport(qla2xxx_transport_vport_template
);
3514 * qla2x00_module_exit - Module cleanup.
3517 qla2x00_module_exit(void)
3519 pci_unregister_driver(&qla2xxx_pci_driver
);
3520 qla2x00_release_firmware();
3521 kmem_cache_destroy(srb_cachep
);
3522 fc_release_transport(qla2xxx_transport_template
);
3523 fc_release_transport(qla2xxx_transport_vport_template
);
3526 module_init(qla2x00_module_init
);
3527 module_exit(qla2x00_module_exit
);
3529 MODULE_AUTHOR("QLogic Corporation");
3530 MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver");
3531 MODULE_LICENSE("GPL");
3532 MODULE_VERSION(QLA2XXX_VERSION
);
3533 MODULE_FIRMWARE(FW_FILE_ISP21XX
);
3534 MODULE_FIRMWARE(FW_FILE_ISP22XX
);
3535 MODULE_FIRMWARE(FW_FILE_ISP2300
);
3536 MODULE_FIRMWARE(FW_FILE_ISP2322
);
3537 MODULE_FIRMWARE(FW_FILE_ISP24XX
);
3538 MODULE_FIRMWARE(FW_FILE_ISP25XX
);
3539 MODULE_FIRMWARE(FW_FILE_ISP81XX
);