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>
15 #include <scsi/scsi_tcq.h>
16 #include <scsi/scsicam.h>
17 #include <scsi/scsi_transport.h>
18 #include <scsi/scsi_transport_fc.h>
23 char qla2x00_version_str
[40];
26 * SRB allocation cache
28 static struct kmem_cache
*srb_cachep
;
30 int ql2xlogintimeout
= 20;
31 module_param(ql2xlogintimeout
, int, S_IRUGO
|S_IRUSR
);
32 MODULE_PARM_DESC(ql2xlogintimeout
,
33 "Login timeout value in seconds.");
35 int qlport_down_retry
;
36 module_param(qlport_down_retry
, int, S_IRUGO
|S_IRUSR
);
37 MODULE_PARM_DESC(qlport_down_retry
,
38 "Maximum number of command retries to a port that returns "
39 "a PORT-DOWN status.");
41 int ql2xplogiabsentdevice
;
42 module_param(ql2xplogiabsentdevice
, int, S_IRUGO
|S_IWUSR
);
43 MODULE_PARM_DESC(ql2xplogiabsentdevice
,
44 "Option to enable PLOGI to devices that are not present after "
45 "a Fabric scan. This is needed for several broken switches. "
46 "Default is 0 - no PLOGI. 1 - perfom PLOGI.");
48 int ql2xloginretrycount
= 0;
49 module_param(ql2xloginretrycount
, int, S_IRUGO
|S_IRUSR
);
50 MODULE_PARM_DESC(ql2xloginretrycount
,
51 "Specify an alternate value for the NVRAM login retry count.");
53 int ql2xallocfwdump
= 1;
54 module_param(ql2xallocfwdump
, int, S_IRUGO
|S_IRUSR
);
55 MODULE_PARM_DESC(ql2xallocfwdump
,
56 "Option to enable allocation of memory for a firmware dump "
57 "during HBA initialization. Memory allocation requirements "
58 "vary by ISP type. Default is 1 - allocate memory.");
60 int ql2xextended_error_logging
;
61 module_param(ql2xextended_error_logging
, int, S_IRUGO
|S_IWUSR
);
62 MODULE_PARM_DESC(ql2xextended_error_logging
,
63 "Option to enable extended error logging, "
64 "Default is 0 - no logging. 1 - log errors.");
66 static void qla2x00_free_device(scsi_qla_host_t
*);
68 static void qla2x00_config_dma_addressing(scsi_qla_host_t
*ha
);
71 module_param(ql2xfdmienable
, int, S_IRUGO
|S_IRUSR
);
72 MODULE_PARM_DESC(ql2xfdmienable
,
73 "Enables FDMI registratons "
74 "Default is 0 - no FDMI. 1 - perfom FDMI.");
76 #define MAX_Q_DEPTH 32
77 static int ql2xmaxqdepth
= MAX_Q_DEPTH
;
78 module_param(ql2xmaxqdepth
, int, S_IRUGO
|S_IWUSR
);
79 MODULE_PARM_DESC(ql2xmaxqdepth
,
80 "Maximum queue depth to report for target devices.");
82 int ql2xqfullrampup
= 120;
83 module_param(ql2xqfullrampup
, int, S_IRUGO
|S_IWUSR
);
84 MODULE_PARM_DESC(ql2xqfullrampup
,
85 "Number of seconds to wait to begin to ramp-up the queue "
86 "depth for a device after a queue-full condition has been "
87 "detected. Default is 120 seconds.");
89 int ql2xiidmaenable
=1;
90 module_param(ql2xiidmaenable
, int, S_IRUGO
|S_IRUSR
);
91 MODULE_PARM_DESC(ql2xiidmaenable
,
92 "Enables iIDMA settings "
93 "Default is 1 - perform iIDMA. 0 - no iIDMA.");
97 * SCSI host template entry points
99 static int qla2xxx_slave_configure(struct scsi_device
* device
);
100 static int qla2xxx_slave_alloc(struct scsi_device
*);
101 static int qla2xxx_scan_finished(struct Scsi_Host
*, unsigned long time
);
102 static void qla2xxx_scan_start(struct Scsi_Host
*);
103 static void qla2xxx_slave_destroy(struct scsi_device
*);
104 static int qla2x00_queuecommand(struct scsi_cmnd
*cmd
,
105 void (*fn
)(struct scsi_cmnd
*));
106 static int qla24xx_queuecommand(struct scsi_cmnd
*cmd
,
107 void (*fn
)(struct scsi_cmnd
*));
108 static int qla2xxx_eh_abort(struct scsi_cmnd
*);
109 static int qla2xxx_eh_device_reset(struct scsi_cmnd
*);
110 static int qla2xxx_eh_target_reset(struct scsi_cmnd
*);
111 static int qla2xxx_eh_bus_reset(struct scsi_cmnd
*);
112 static int qla2xxx_eh_host_reset(struct scsi_cmnd
*);
114 static int qla2x00_change_queue_depth(struct scsi_device
*, int);
115 static int qla2x00_change_queue_type(struct scsi_device
*, int);
117 static struct scsi_host_template qla2x00_driver_template
= {
118 .module
= THIS_MODULE
,
119 .name
= QLA2XXX_DRIVER_NAME
,
120 .queuecommand
= qla2x00_queuecommand
,
122 .eh_abort_handler
= qla2xxx_eh_abort
,
123 .eh_device_reset_handler
= qla2xxx_eh_device_reset
,
124 .eh_target_reset_handler
= qla2xxx_eh_target_reset
,
125 .eh_bus_reset_handler
= qla2xxx_eh_bus_reset
,
126 .eh_host_reset_handler
= qla2xxx_eh_host_reset
,
128 .slave_configure
= qla2xxx_slave_configure
,
130 .slave_alloc
= qla2xxx_slave_alloc
,
131 .slave_destroy
= qla2xxx_slave_destroy
,
132 .scan_finished
= qla2xxx_scan_finished
,
133 .scan_start
= qla2xxx_scan_start
,
134 .change_queue_depth
= qla2x00_change_queue_depth
,
135 .change_queue_type
= qla2x00_change_queue_type
,
138 .use_clustering
= ENABLE_CLUSTERING
,
139 .sg_tablesize
= SG_ALL
,
142 * The RISC allows for each command to transfer (2^32-1) bytes of data,
143 * which equates to 0x800000 sectors.
145 .max_sectors
= 0xFFFF,
146 .shost_attrs
= qla2x00_host_attrs
,
149 struct scsi_host_template qla24xx_driver_template
= {
150 .module
= THIS_MODULE
,
151 .name
= QLA2XXX_DRIVER_NAME
,
152 .queuecommand
= qla24xx_queuecommand
,
154 .eh_abort_handler
= qla2xxx_eh_abort
,
155 .eh_device_reset_handler
= qla2xxx_eh_device_reset
,
156 .eh_target_reset_handler
= qla2xxx_eh_target_reset
,
157 .eh_bus_reset_handler
= qla2xxx_eh_bus_reset
,
158 .eh_host_reset_handler
= qla2xxx_eh_host_reset
,
160 .slave_configure
= qla2xxx_slave_configure
,
162 .slave_alloc
= qla2xxx_slave_alloc
,
163 .slave_destroy
= qla2xxx_slave_destroy
,
164 .scan_finished
= qla2xxx_scan_finished
,
165 .scan_start
= qla2xxx_scan_start
,
166 .change_queue_depth
= qla2x00_change_queue_depth
,
167 .change_queue_type
= qla2x00_change_queue_type
,
170 .use_clustering
= ENABLE_CLUSTERING
,
171 .sg_tablesize
= SG_ALL
,
173 .max_sectors
= 0xFFFF,
174 .shost_attrs
= qla2x00_host_attrs
,
177 static struct scsi_transport_template
*qla2xxx_transport_template
= NULL
;
178 struct scsi_transport_template
*qla2xxx_transport_vport_template
= NULL
;
180 /* TODO Convert to inlines
186 qla2x00_start_timer(scsi_qla_host_t
*ha
, void *func
, unsigned long interval
)
188 init_timer(&ha
->timer
);
189 ha
->timer
.expires
= jiffies
+ interval
* HZ
;
190 ha
->timer
.data
= (unsigned long)ha
;
191 ha
->timer
.function
= (void (*)(unsigned long))func
;
192 add_timer(&ha
->timer
);
193 ha
->timer_active
= 1;
197 qla2x00_restart_timer(scsi_qla_host_t
*ha
, unsigned long interval
)
199 mod_timer(&ha
->timer
, jiffies
+ interval
* HZ
);
202 static __inline__
void
203 qla2x00_stop_timer(scsi_qla_host_t
*ha
)
205 del_timer_sync(&ha
->timer
);
206 ha
->timer_active
= 0;
209 static int qla2x00_do_dpc(void *data
);
211 static void qla2x00_rst_aen(scsi_qla_host_t
*);
213 static int qla2x00_mem_alloc(scsi_qla_host_t
*);
214 static void qla2x00_mem_free(scsi_qla_host_t
*ha
);
215 static void qla2x00_sp_free_dma(scsi_qla_host_t
*, srb_t
*);
217 /* -------------------------------------------------------------------------- */
220 qla2x00_pci_info_str(struct scsi_qla_host
*ha
, char *str
)
222 static char *pci_bus_modes
[] = {
223 "33", "66", "100", "133",
228 pci_bus
= (ha
->pci_attr
& (BIT_9
| BIT_10
)) >> 9;
231 strcat(str
, pci_bus_modes
[pci_bus
]);
233 pci_bus
= (ha
->pci_attr
& BIT_8
) >> 8;
235 strcat(str
, pci_bus_modes
[pci_bus
]);
237 strcat(str
, " MHz)");
243 qla24xx_pci_info_str(struct scsi_qla_host
*ha
, char *str
)
245 static char *pci_bus_modes
[] = { "33", "66", "100", "133", };
249 pcie_reg
= pci_find_capability(ha
->pdev
, PCI_CAP_ID_EXP
);
252 uint16_t pcie_lstat
, lspeed
, lwidth
;
255 pci_read_config_word(ha
->pdev
, pcie_reg
, &pcie_lstat
);
256 lspeed
= pcie_lstat
& (BIT_0
| BIT_1
| BIT_2
| BIT_3
);
257 lwidth
= (pcie_lstat
&
258 (BIT_4
| BIT_5
| BIT_6
| BIT_7
| BIT_8
| BIT_9
)) >> 4;
260 strcpy(str
, "PCIe (");
262 strcat(str
, "2.5GT/s ");
263 else if (lspeed
== 2)
264 strcat(str
, "5.0GT/s ");
266 strcat(str
, "<unknown> ");
267 snprintf(lwstr
, sizeof(lwstr
), "x%d)", lwidth
);
274 pci_bus
= (ha
->pci_attr
& CSRX_PCIX_BUS_MODE_MASK
) >> 8;
275 if (pci_bus
== 0 || pci_bus
== 8) {
277 strcat(str
, pci_bus_modes
[pci_bus
>> 3]);
281 strcat(str
, "Mode 2");
283 strcat(str
, "Mode 1");
285 strcat(str
, pci_bus_modes
[pci_bus
& ~BIT_2
]);
287 strcat(str
, " MHz)");
293 qla2x00_fw_version_str(struct scsi_qla_host
*ha
, char *str
)
297 sprintf(str
, "%d.%02d.%02d ", ha
->fw_major_version
,
298 ha
->fw_minor_version
,
299 ha
->fw_subminor_version
);
301 if (ha
->fw_attributes
& BIT_9
) {
306 switch (ha
->fw_attributes
& 0xFF) {
320 sprintf(un_str
, "(%x)", ha
->fw_attributes
);
324 if (ha
->fw_attributes
& 0x100)
331 qla24xx_fw_version_str(struct scsi_qla_host
*ha
, char *str
)
333 sprintf(str
, "%d.%02d.%02d ", ha
->fw_major_version
,
334 ha
->fw_minor_version
,
335 ha
->fw_subminor_version
);
337 if (ha
->fw_attributes
& BIT_0
)
338 strcat(str
, "[Class 2] ");
339 if (ha
->fw_attributes
& BIT_1
)
340 strcat(str
, "[IP] ");
341 if (ha
->fw_attributes
& BIT_2
)
342 strcat(str
, "[Multi-ID] ");
343 if (ha
->fw_attributes
& BIT_3
)
344 strcat(str
, "[SB-2] ");
345 if (ha
->fw_attributes
& BIT_4
)
346 strcat(str
, "[T10 CRC] ");
347 if (ha
->fw_attributes
& BIT_5
)
348 strcat(str
, "[VI] ");
349 if (ha
->fw_attributes
& BIT_10
)
350 strcat(str
, "[84XX] ");
351 if (ha
->fw_attributes
& BIT_13
)
352 strcat(str
, "[Experimental]");
356 static inline srb_t
*
357 qla2x00_get_new_sp(scsi_qla_host_t
*ha
, fc_port_t
*fcport
,
358 struct scsi_cmnd
*cmd
, void (*done
)(struct scsi_cmnd
*))
362 sp
= mempool_alloc(ha
->srb_mempool
, GFP_ATOMIC
);
370 CMD_SP(cmd
) = (void *)sp
;
371 cmd
->scsi_done
= done
;
377 qla2x00_queuecommand(struct scsi_cmnd
*cmd
, void (*done
)(struct scsi_cmnd
*))
379 scsi_qla_host_t
*ha
= shost_priv(cmd
->device
->host
);
380 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
381 struct fc_rport
*rport
= starget_to_rport(scsi_target(cmd
->device
));
385 if (unlikely(pci_channel_offline(ha
->pdev
))) {
386 cmd
->result
= DID_REQUEUE
<< 16;
387 goto qc_fail_command
;
390 rval
= fc_remote_port_chkready(rport
);
393 goto qc_fail_command
;
396 /* Close window on fcport/rport state-transitioning. */
400 if (atomic_read(&fcport
->state
) != FCS_ONLINE
) {
401 if (atomic_read(&fcport
->state
) == FCS_DEVICE_DEAD
||
402 atomic_read(&ha
->loop_state
) == LOOP_DEAD
) {
403 cmd
->result
= DID_NO_CONNECT
<< 16;
404 goto qc_fail_command
;
409 spin_unlock_irq(ha
->host
->host_lock
);
411 sp
= qla2x00_get_new_sp(ha
, fcport
, cmd
, done
);
413 goto qc_host_busy_lock
;
415 rval
= qla2x00_start_scsi(sp
);
416 if (rval
!= QLA_SUCCESS
)
417 goto qc_host_busy_free_sp
;
419 spin_lock_irq(ha
->host
->host_lock
);
423 qc_host_busy_free_sp
:
424 qla2x00_sp_free_dma(ha
, sp
);
425 mempool_free(sp
, ha
->srb_mempool
);
428 spin_lock_irq(ha
->host
->host_lock
);
429 return SCSI_MLQUEUE_HOST_BUSY
;
432 return SCSI_MLQUEUE_TARGET_BUSY
;
442 qla24xx_queuecommand(struct scsi_cmnd
*cmd
, void (*done
)(struct scsi_cmnd
*))
444 scsi_qla_host_t
*ha
= shost_priv(cmd
->device
->host
);
445 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
446 struct fc_rport
*rport
= starget_to_rport(scsi_target(cmd
->device
));
449 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
451 if (unlikely(pci_channel_offline(pha
->pdev
))) {
452 cmd
->result
= DID_REQUEUE
<< 16;
453 goto qc24_fail_command
;
456 rval
= fc_remote_port_chkready(rport
);
459 goto qc24_fail_command
;
462 /* Close window on fcport/rport state-transitioning. */
464 goto qc24_target_busy
;
466 if (atomic_read(&fcport
->state
) != FCS_ONLINE
) {
467 if (atomic_read(&fcport
->state
) == FCS_DEVICE_DEAD
||
468 atomic_read(&pha
->loop_state
) == LOOP_DEAD
) {
469 cmd
->result
= DID_NO_CONNECT
<< 16;
470 goto qc24_fail_command
;
472 goto qc24_target_busy
;
475 spin_unlock_irq(ha
->host
->host_lock
);
477 sp
= qla2x00_get_new_sp(pha
, fcport
, cmd
, done
);
479 goto qc24_host_busy_lock
;
481 rval
= qla24xx_start_scsi(sp
);
482 if (rval
!= QLA_SUCCESS
)
483 goto qc24_host_busy_free_sp
;
485 spin_lock_irq(ha
->host
->host_lock
);
489 qc24_host_busy_free_sp
:
490 qla2x00_sp_free_dma(pha
, sp
);
491 mempool_free(sp
, pha
->srb_mempool
);
494 spin_lock_irq(ha
->host
->host_lock
);
495 return SCSI_MLQUEUE_HOST_BUSY
;
498 return SCSI_MLQUEUE_TARGET_BUSY
;
508 * qla2x00_eh_wait_on_command
509 * Waits for the command to be returned by the Firmware for some
513 * ha = actual ha whose done queue will contain the command
514 * returned by firmware.
515 * cmd = Scsi Command to wait on.
516 * flag = Abort/Reset(Bus or Device Reset)
523 qla2x00_eh_wait_on_command(scsi_qla_host_t
*ha
, struct scsi_cmnd
*cmd
)
525 #define ABORT_POLLING_PERIOD 1000
526 #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD))
527 unsigned long wait_iter
= ABORT_WAIT_ITER
;
528 int ret
= QLA_SUCCESS
;
530 while (CMD_SP(cmd
)) {
531 msleep(ABORT_POLLING_PERIOD
);
537 ret
= QLA_FUNCTION_FAILED
;
543 * qla2x00_wait_for_hba_online
544 * Wait till the HBA is online after going through
545 * <= MAX_RETRIES_OF_ISP_ABORT or
546 * finally HBA is disabled ie marked offline
549 * ha - pointer to host adapter structure
552 * Does context switching-Release SPIN_LOCK
553 * (if any) before calling this routine.
556 * Success (Adapter is online) : 0
557 * Failed (Adapter is offline/disabled) : 1
560 qla2x00_wait_for_hba_online(scsi_qla_host_t
*ha
)
563 unsigned long wait_online
;
564 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
566 wait_online
= jiffies
+ (MAX_LOOP_TIMEOUT
* HZ
);
567 while (((test_bit(ISP_ABORT_NEEDED
, &pha
->dpc_flags
)) ||
568 test_bit(ABORT_ISP_ACTIVE
, &pha
->dpc_flags
) ||
569 test_bit(ISP_ABORT_RETRY
, &pha
->dpc_flags
) ||
570 pha
->dpc_active
) && time_before(jiffies
, wait_online
)) {
574 if (pha
->flags
.online
)
575 return_status
= QLA_SUCCESS
;
577 return_status
= QLA_FUNCTION_FAILED
;
579 return (return_status
);
583 * qla2x00_wait_for_loop_ready
584 * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop
585 * to be in LOOP_READY state.
587 * ha - pointer to host adapter structure
590 * Does context switching-Release SPIN_LOCK
591 * (if any) before calling this routine.
595 * Success (LOOP_READY) : 0
596 * Failed (LOOP_NOT_READY) : 1
599 qla2x00_wait_for_loop_ready(scsi_qla_host_t
*ha
)
601 int return_status
= QLA_SUCCESS
;
602 unsigned long loop_timeout
;
603 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
605 /* wait for 5 min at the max for loop to be ready */
606 loop_timeout
= jiffies
+ (MAX_LOOP_TIMEOUT
* HZ
);
608 while ((!atomic_read(&pha
->loop_down_timer
) &&
609 atomic_read(&pha
->loop_state
) == LOOP_DOWN
) ||
610 atomic_read(&pha
->loop_state
) != LOOP_READY
) {
611 if (atomic_read(&pha
->loop_state
) == LOOP_DEAD
) {
612 return_status
= QLA_FUNCTION_FAILED
;
616 if (time_after_eq(jiffies
, loop_timeout
)) {
617 return_status
= QLA_FUNCTION_FAILED
;
621 return (return_status
);
625 qla2x00_abort_fcport_cmds(fc_port_t
*fcport
)
630 scsi_qla_host_t
*ha
= fcport
->ha
;
631 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
633 spin_lock_irqsave(&pha
->hardware_lock
, flags
);
634 for (cnt
= 1; cnt
< MAX_OUTSTANDING_COMMANDS
; cnt
++) {
635 sp
= pha
->outstanding_cmds
[cnt
];
638 if (sp
->fcport
!= fcport
)
641 spin_unlock_irqrestore(&pha
->hardware_lock
, flags
);
642 if (ha
->isp_ops
->abort_command(ha
, sp
)) {
643 DEBUG2(qla_printk(KERN_WARNING
, ha
,
644 "Abort failed -- %lx\n", sp
->cmd
->serial_number
));
646 if (qla2x00_eh_wait_on_command(ha
, sp
->cmd
) !=
648 DEBUG2(qla_printk(KERN_WARNING
, ha
,
649 "Abort failed while waiting -- %lx\n",
650 sp
->cmd
->serial_number
));
653 spin_lock_irqsave(&pha
->hardware_lock
, flags
);
655 spin_unlock_irqrestore(&pha
->hardware_lock
, flags
);
659 qla2x00_block_error_handler(struct scsi_cmnd
*cmnd
)
661 struct Scsi_Host
*shost
= cmnd
->device
->host
;
662 struct fc_rport
*rport
= starget_to_rport(scsi_target(cmnd
->device
));
665 spin_lock_irqsave(shost
->host_lock
, flags
);
666 while (rport
->port_state
== FC_PORTSTATE_BLOCKED
) {
667 spin_unlock_irqrestore(shost
->host_lock
, flags
);
669 spin_lock_irqsave(shost
->host_lock
, flags
);
671 spin_unlock_irqrestore(shost
->host_lock
, flags
);
675 /**************************************************************************
679 * The abort function will abort the specified command.
682 * cmd = Linux SCSI command packet to be aborted.
685 * Either SUCCESS or FAILED.
688 * Only return FAILED if command not returned by firmware.
689 **************************************************************************/
691 qla2xxx_eh_abort(struct scsi_cmnd
*cmd
)
693 scsi_qla_host_t
*ha
= shost_priv(cmd
->device
->host
);
696 unsigned int id
, lun
;
697 unsigned long serial
;
700 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
702 qla2x00_block_error_handler(cmd
);
709 id
= cmd
->device
->id
;
710 lun
= cmd
->device
->lun
;
711 serial
= cmd
->serial_number
;
713 /* Check active list for command command. */
714 spin_lock_irqsave(&pha
->hardware_lock
, flags
);
715 for (i
= 1; i
< MAX_OUTSTANDING_COMMANDS
; i
++) {
716 sp
= pha
->outstanding_cmds
[i
];
724 DEBUG2(printk("%s(%ld): aborting sp %p from RISC. pid=%ld.\n",
725 __func__
, ha
->host_no
, sp
, serial
));
727 spin_unlock_irqrestore(&pha
->hardware_lock
, flags
);
728 if (ha
->isp_ops
->abort_command(ha
, sp
)) {
729 DEBUG2(printk("%s(%ld): abort_command "
730 "mbx failed.\n", __func__
, ha
->host_no
));
733 DEBUG3(printk("%s(%ld): abort_command "
734 "mbx success.\n", __func__
, ha
->host_no
));
737 spin_lock_irqsave(&pha
->hardware_lock
, flags
);
741 spin_unlock_irqrestore(&pha
->hardware_lock
, flags
);
743 /* Wait for the command to be returned. */
745 if (qla2x00_eh_wait_on_command(ha
, cmd
) != QLA_SUCCESS
) {
746 qla_printk(KERN_ERR
, ha
,
747 "scsi(%ld:%d:%d): Abort handler timed out -- %lx "
748 "%x.\n", ha
->host_no
, id
, lun
, serial
, ret
);
753 qla_printk(KERN_INFO
, ha
,
754 "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n",
755 ha
->host_no
, id
, lun
, wait
, serial
, ret
);
760 enum nexus_wait_type
{
767 qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t
*ha
, unsigned int t
,
768 unsigned int l
, enum nexus_wait_type type
)
770 int cnt
, match
, status
;
773 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
775 status
= QLA_SUCCESS
;
776 spin_lock_irqsave(&pha
->hardware_lock
, flags
);
777 for (cnt
= 1; status
== QLA_SUCCESS
&& cnt
< MAX_OUTSTANDING_COMMANDS
;
779 sp
= pha
->outstanding_cmds
[cnt
];
783 if (ha
->vp_idx
!= sp
->fcport
->ha
->vp_idx
)
791 match
= sp
->cmd
->device
->id
== t
;
794 match
= (sp
->cmd
->device
->id
== t
&&
795 sp
->cmd
->device
->lun
== l
);
801 spin_unlock_irqrestore(&pha
->hardware_lock
, flags
);
802 status
= qla2x00_eh_wait_on_command(ha
, sp
->cmd
);
803 spin_lock_irqsave(&pha
->hardware_lock
, flags
);
805 spin_unlock_irqrestore(&pha
->hardware_lock
, flags
);
810 static char *reset_errors
[] = {
813 "Task management failed",
814 "Waiting for command completions",
818 __qla2xxx_eh_generic_reset(char *name
, enum nexus_wait_type type
,
819 struct scsi_cmnd
*cmd
, int (*do_reset
)(struct fc_port
*, unsigned int))
821 scsi_qla_host_t
*ha
= shost_priv(cmd
->device
->host
);
822 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
825 qla2x00_block_error_handler(cmd
);
830 qla_printk(KERN_INFO
, ha
, "scsi(%ld:%d:%d): %s RESET ISSUED.\n",
831 ha
->host_no
, cmd
->device
->id
, cmd
->device
->lun
, name
);
834 if (qla2x00_wait_for_hba_online(ha
) != QLA_SUCCESS
)
835 goto eh_reset_failed
;
837 if (qla2x00_wait_for_loop_ready(ha
) != QLA_SUCCESS
)
838 goto eh_reset_failed
;
840 if (do_reset(fcport
, cmd
->device
->lun
) != QLA_SUCCESS
)
841 goto eh_reset_failed
;
843 if (qla2x00_eh_wait_for_pending_commands(ha
, cmd
->device
->id
,
844 cmd
->device
->lun
, type
) != QLA_SUCCESS
)
845 goto eh_reset_failed
;
847 qla_printk(KERN_INFO
, ha
, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n",
848 ha
->host_no
, cmd
->device
->id
, cmd
->device
->lun
, name
);
853 qla_printk(KERN_INFO
, ha
, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n",
854 ha
->host_no
, cmd
->device
->id
, cmd
->device
->lun
, name
,
860 qla2xxx_eh_device_reset(struct scsi_cmnd
*cmd
)
862 scsi_qla_host_t
*ha
= shost_priv(cmd
->device
->host
);
864 return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN
, cmd
,
865 ha
->isp_ops
->lun_reset
);
869 qla2xxx_eh_target_reset(struct scsi_cmnd
*cmd
)
871 scsi_qla_host_t
*ha
= shost_priv(cmd
->device
->host
);
873 return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET
, cmd
,
874 ha
->isp_ops
->target_reset
);
877 /**************************************************************************
878 * qla2xxx_eh_bus_reset
881 * The bus reset function will reset the bus and abort any executing
885 * cmd = Linux SCSI command packet of the command that cause the
889 * SUCCESS/FAILURE (defined as macro in scsi.h).
891 **************************************************************************/
893 qla2xxx_eh_bus_reset(struct scsi_cmnd
*cmd
)
895 scsi_qla_host_t
*ha
= shost_priv(cmd
->device
->host
);
896 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
897 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
899 unsigned int id
, lun
;
900 unsigned long serial
;
902 qla2x00_block_error_handler(cmd
);
904 id
= cmd
->device
->id
;
905 lun
= cmd
->device
->lun
;
906 serial
= cmd
->serial_number
;
911 qla_printk(KERN_INFO
, ha
,
912 "scsi(%ld:%d:%d): LOOP RESET ISSUED.\n", ha
->host_no
, id
, lun
);
914 if (qla2x00_wait_for_hba_online(ha
) != QLA_SUCCESS
) {
915 DEBUG2(printk("%s failed:board disabled\n",__func__
));
916 goto eh_bus_reset_done
;
919 if (qla2x00_wait_for_loop_ready(ha
) == QLA_SUCCESS
) {
920 if (qla2x00_loop_reset(ha
) == QLA_SUCCESS
)
924 goto eh_bus_reset_done
;
926 /* Flush outstanding commands. */
927 if (qla2x00_eh_wait_for_pending_commands(pha
, 0, 0, WAIT_HOST
) !=
932 qla_printk(KERN_INFO
, ha
, "%s: reset %s\n", __func__
,
933 (ret
== FAILED
) ? "failed" : "succeded");
938 /**************************************************************************
939 * qla2xxx_eh_host_reset
942 * The reset function will reset the Adapter.
945 * cmd = Linux SCSI command packet of the command that cause the
949 * Either SUCCESS or FAILED.
952 **************************************************************************/
954 qla2xxx_eh_host_reset(struct scsi_cmnd
*cmd
)
956 scsi_qla_host_t
*ha
= 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 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
963 qla2x00_block_error_handler(cmd
);
965 id
= cmd
->device
->id
;
966 lun
= cmd
->device
->lun
;
967 serial
= cmd
->serial_number
;
972 qla_printk(KERN_INFO
, ha
,
973 "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", ha
->host_no
, id
, lun
);
975 if (qla2x00_wait_for_hba_online(ha
) != QLA_SUCCESS
)
976 goto eh_host_reset_lock
;
979 * Fixme-may be dpc thread is active and processing
980 * loop_resync,so wait a while for it to
981 * be completed and then issue big hammer.Otherwise
982 * it may cause I/O failure as big hammer marks the
983 * devices as lost kicking of the port_down_timer
984 * while dpc is stuck for the mailbox to complete.
986 qla2x00_wait_for_loop_ready(ha
);
987 set_bit(ABORT_ISP_ACTIVE
, &pha
->dpc_flags
);
988 if (qla2x00_abort_isp(pha
)) {
989 clear_bit(ABORT_ISP_ACTIVE
, &pha
->dpc_flags
);
990 /* failed. schedule dpc to try */
991 set_bit(ISP_ABORT_NEEDED
, &pha
->dpc_flags
);
993 if (qla2x00_wait_for_hba_online(ha
) != QLA_SUCCESS
)
994 goto eh_host_reset_lock
;
996 clear_bit(ABORT_ISP_ACTIVE
, &pha
->dpc_flags
);
998 /* Waiting for our command in done_queue to be returned to OS.*/
999 if (qla2x00_eh_wait_for_pending_commands(pha
, 0, 0, WAIT_HOST
) ==
1004 qla2x00_vp_abort_isp(ha
);
1007 qla_printk(KERN_INFO
, ha
, "%s: reset %s\n", __func__
,
1008 (ret
== FAILED
) ? "failed" : "succeded");
1014 * qla2x00_loop_reset
1018 * ha = adapter block pointer.
1024 qla2x00_loop_reset(scsi_qla_host_t
*ha
)
1027 struct fc_port
*fcport
;
1029 if (ha
->flags
.enable_lip_full_login
) {
1030 ret
= qla2x00_full_login_lip(ha
);
1031 if (ret
!= QLA_SUCCESS
) {
1032 DEBUG2_3(printk("%s(%ld): bus_reset failed: "
1033 "full_login_lip=%d.\n", __func__
, ha
->host_no
,
1036 atomic_set(&ha
->loop_state
, LOOP_DOWN
);
1037 atomic_set(&ha
->loop_down_timer
, LOOP_DOWN_TIME
);
1038 qla2x00_mark_all_devices_lost(ha
, 0);
1039 qla2x00_wait_for_loop_ready(ha
);
1042 if (ha
->flags
.enable_lip_reset
) {
1043 ret
= qla2x00_lip_reset(ha
);
1044 if (ret
!= QLA_SUCCESS
) {
1045 DEBUG2_3(printk("%s(%ld): bus_reset failed: "
1046 "lip_reset=%d.\n", __func__
, ha
->host_no
, ret
));
1048 qla2x00_wait_for_loop_ready(ha
);
1051 if (ha
->flags
.enable_target_reset
) {
1052 list_for_each_entry(fcport
, &ha
->fcports
, list
) {
1053 if (fcport
->port_type
!= FCT_TARGET
)
1056 ret
= ha
->isp_ops
->target_reset(fcport
, 0);
1057 if (ret
!= QLA_SUCCESS
) {
1058 DEBUG2_3(printk("%s(%ld): bus_reset failed: "
1059 "target_reset=%d d_id=%x.\n", __func__
,
1060 ha
->host_no
, ret
, fcport
->d_id
.b24
));
1065 /* Issue marker command only when we are going to start the I/O */
1066 ha
->marker_needed
= 1;
1072 qla2x00_abort_all_cmds(scsi_qla_host_t
*ha
, int res
)
1075 unsigned long flags
;
1078 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1079 for (cnt
= 1; cnt
< MAX_OUTSTANDING_COMMANDS
; cnt
++) {
1080 sp
= ha
->outstanding_cmds
[cnt
];
1082 ha
->outstanding_cmds
[cnt
] = NULL
;
1083 sp
->cmd
->result
= res
;
1084 qla2x00_sp_compl(ha
, sp
);
1087 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1091 qla2xxx_slave_alloc(struct scsi_device
*sdev
)
1093 struct fc_rport
*rport
= starget_to_rport(scsi_target(sdev
));
1095 if (!rport
|| fc_remote_port_chkready(rport
))
1098 sdev
->hostdata
= *(fc_port_t
**)rport
->dd_data
;
1104 qla2xxx_slave_configure(struct scsi_device
*sdev
)
1106 scsi_qla_host_t
*ha
= shost_priv(sdev
->host
);
1107 struct fc_rport
*rport
= starget_to_rport(sdev
->sdev_target
);
1109 if (sdev
->tagged_supported
)
1110 scsi_activate_tcq(sdev
, ha
->max_q_depth
);
1112 scsi_deactivate_tcq(sdev
, ha
->max_q_depth
);
1114 rport
->dev_loss_tmo
= ha
->port_down_retry_count
;
1120 qla2xxx_slave_destroy(struct scsi_device
*sdev
)
1122 sdev
->hostdata
= NULL
;
1126 qla2x00_change_queue_depth(struct scsi_device
*sdev
, int qdepth
)
1128 scsi_adjust_queue_depth(sdev
, scsi_get_tag_type(sdev
), qdepth
);
1129 return sdev
->queue_depth
;
1133 qla2x00_change_queue_type(struct scsi_device
*sdev
, int tag_type
)
1135 if (sdev
->tagged_supported
) {
1136 scsi_set_tag_type(sdev
, tag_type
);
1138 scsi_activate_tcq(sdev
, sdev
->queue_depth
);
1140 scsi_deactivate_tcq(sdev
, sdev
->queue_depth
);
1148 * qla2x00_config_dma_addressing() - Configure OS DMA addressing method.
1151 * At exit, the @ha's flags.enable_64bit_addressing set to indicated
1152 * supported addressing method.
1155 qla2x00_config_dma_addressing(scsi_qla_host_t
*ha
)
1157 /* Assume a 32bit DMA mask. */
1158 ha
->flags
.enable_64bit_addressing
= 0;
1160 if (!dma_set_mask(&ha
->pdev
->dev
, DMA_64BIT_MASK
)) {
1161 /* Any upper-dword bits set? */
1162 if (MSD(dma_get_required_mask(&ha
->pdev
->dev
)) &&
1163 !pci_set_consistent_dma_mask(ha
->pdev
, DMA_64BIT_MASK
)) {
1164 /* Ok, a 64bit DMA mask is applicable. */
1165 ha
->flags
.enable_64bit_addressing
= 1;
1166 ha
->isp_ops
->calc_req_entries
= qla2x00_calc_iocbs_64
;
1167 ha
->isp_ops
->build_iocbs
= qla2x00_build_scsi_iocbs_64
;
1172 dma_set_mask(&ha
->pdev
->dev
, DMA_32BIT_MASK
);
1173 pci_set_consistent_dma_mask(ha
->pdev
, DMA_32BIT_MASK
);
1177 qla2x00_enable_intrs(scsi_qla_host_t
*ha
)
1179 unsigned long flags
= 0;
1180 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1182 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1183 ha
->interrupts_on
= 1;
1184 /* enable risc and host interrupts */
1185 WRT_REG_WORD(®
->ictrl
, ICR_EN_INT
| ICR_EN_RISC
);
1186 RD_REG_WORD(®
->ictrl
);
1187 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1192 qla2x00_disable_intrs(scsi_qla_host_t
*ha
)
1194 unsigned long flags
= 0;
1195 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1197 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1198 ha
->interrupts_on
= 0;
1199 /* disable risc and host interrupts */
1200 WRT_REG_WORD(®
->ictrl
, 0);
1201 RD_REG_WORD(®
->ictrl
);
1202 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1206 qla24xx_enable_intrs(scsi_qla_host_t
*ha
)
1208 unsigned long flags
= 0;
1209 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
1211 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1212 ha
->interrupts_on
= 1;
1213 WRT_REG_DWORD(®
->ictrl
, ICRX_EN_RISC_INT
);
1214 RD_REG_DWORD(®
->ictrl
);
1215 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1219 qla24xx_disable_intrs(scsi_qla_host_t
*ha
)
1221 unsigned long flags
= 0;
1222 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
1224 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1225 ha
->interrupts_on
= 0;
1226 WRT_REG_DWORD(®
->ictrl
, 0);
1227 RD_REG_DWORD(®
->ictrl
);
1228 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1231 static struct isp_operations qla2100_isp_ops
= {
1232 .pci_config
= qla2100_pci_config
,
1233 .reset_chip
= qla2x00_reset_chip
,
1234 .chip_diag
= qla2x00_chip_diag
,
1235 .config_rings
= qla2x00_config_rings
,
1236 .reset_adapter
= qla2x00_reset_adapter
,
1237 .nvram_config
= qla2x00_nvram_config
,
1238 .update_fw_options
= qla2x00_update_fw_options
,
1239 .load_risc
= qla2x00_load_risc
,
1240 .pci_info_str
= qla2x00_pci_info_str
,
1241 .fw_version_str
= qla2x00_fw_version_str
,
1242 .intr_handler
= qla2100_intr_handler
,
1243 .enable_intrs
= qla2x00_enable_intrs
,
1244 .disable_intrs
= qla2x00_disable_intrs
,
1245 .abort_command
= qla2x00_abort_command
,
1246 .target_reset
= qla2x00_abort_target
,
1247 .lun_reset
= qla2x00_lun_reset
,
1248 .fabric_login
= qla2x00_login_fabric
,
1249 .fabric_logout
= qla2x00_fabric_logout
,
1250 .calc_req_entries
= qla2x00_calc_iocbs_32
,
1251 .build_iocbs
= qla2x00_build_scsi_iocbs_32
,
1252 .prep_ms_iocb
= qla2x00_prep_ms_iocb
,
1253 .prep_ms_fdmi_iocb
= qla2x00_prep_ms_fdmi_iocb
,
1254 .read_nvram
= qla2x00_read_nvram_data
,
1255 .write_nvram
= qla2x00_write_nvram_data
,
1256 .fw_dump
= qla2100_fw_dump
,
1259 .beacon_blink
= NULL
,
1260 .read_optrom
= qla2x00_read_optrom_data
,
1261 .write_optrom
= qla2x00_write_optrom_data
,
1262 .get_flash_version
= qla2x00_get_flash_version
,
1265 static struct isp_operations qla2300_isp_ops
= {
1266 .pci_config
= qla2300_pci_config
,
1267 .reset_chip
= qla2x00_reset_chip
,
1268 .chip_diag
= qla2x00_chip_diag
,
1269 .config_rings
= qla2x00_config_rings
,
1270 .reset_adapter
= qla2x00_reset_adapter
,
1271 .nvram_config
= qla2x00_nvram_config
,
1272 .update_fw_options
= qla2x00_update_fw_options
,
1273 .load_risc
= qla2x00_load_risc
,
1274 .pci_info_str
= qla2x00_pci_info_str
,
1275 .fw_version_str
= qla2x00_fw_version_str
,
1276 .intr_handler
= qla2300_intr_handler
,
1277 .enable_intrs
= qla2x00_enable_intrs
,
1278 .disable_intrs
= qla2x00_disable_intrs
,
1279 .abort_command
= qla2x00_abort_command
,
1280 .target_reset
= qla2x00_abort_target
,
1281 .lun_reset
= qla2x00_lun_reset
,
1282 .fabric_login
= qla2x00_login_fabric
,
1283 .fabric_logout
= qla2x00_fabric_logout
,
1284 .calc_req_entries
= qla2x00_calc_iocbs_32
,
1285 .build_iocbs
= qla2x00_build_scsi_iocbs_32
,
1286 .prep_ms_iocb
= qla2x00_prep_ms_iocb
,
1287 .prep_ms_fdmi_iocb
= qla2x00_prep_ms_fdmi_iocb
,
1288 .read_nvram
= qla2x00_read_nvram_data
,
1289 .write_nvram
= qla2x00_write_nvram_data
,
1290 .fw_dump
= qla2300_fw_dump
,
1291 .beacon_on
= qla2x00_beacon_on
,
1292 .beacon_off
= qla2x00_beacon_off
,
1293 .beacon_blink
= qla2x00_beacon_blink
,
1294 .read_optrom
= qla2x00_read_optrom_data
,
1295 .write_optrom
= qla2x00_write_optrom_data
,
1296 .get_flash_version
= qla2x00_get_flash_version
,
1299 static struct isp_operations qla24xx_isp_ops
= {
1300 .pci_config
= qla24xx_pci_config
,
1301 .reset_chip
= qla24xx_reset_chip
,
1302 .chip_diag
= qla24xx_chip_diag
,
1303 .config_rings
= qla24xx_config_rings
,
1304 .reset_adapter
= qla24xx_reset_adapter
,
1305 .nvram_config
= qla24xx_nvram_config
,
1306 .update_fw_options
= qla24xx_update_fw_options
,
1307 .load_risc
= qla24xx_load_risc
,
1308 .pci_info_str
= qla24xx_pci_info_str
,
1309 .fw_version_str
= qla24xx_fw_version_str
,
1310 .intr_handler
= qla24xx_intr_handler
,
1311 .enable_intrs
= qla24xx_enable_intrs
,
1312 .disable_intrs
= qla24xx_disable_intrs
,
1313 .abort_command
= qla24xx_abort_command
,
1314 .target_reset
= qla24xx_abort_target
,
1315 .lun_reset
= qla24xx_lun_reset
,
1316 .fabric_login
= qla24xx_login_fabric
,
1317 .fabric_logout
= qla24xx_fabric_logout
,
1318 .calc_req_entries
= NULL
,
1319 .build_iocbs
= NULL
,
1320 .prep_ms_iocb
= qla24xx_prep_ms_iocb
,
1321 .prep_ms_fdmi_iocb
= qla24xx_prep_ms_fdmi_iocb
,
1322 .read_nvram
= qla24xx_read_nvram_data
,
1323 .write_nvram
= qla24xx_write_nvram_data
,
1324 .fw_dump
= qla24xx_fw_dump
,
1325 .beacon_on
= qla24xx_beacon_on
,
1326 .beacon_off
= qla24xx_beacon_off
,
1327 .beacon_blink
= qla24xx_beacon_blink
,
1328 .read_optrom
= qla24xx_read_optrom_data
,
1329 .write_optrom
= qla24xx_write_optrom_data
,
1330 .get_flash_version
= qla24xx_get_flash_version
,
1333 static struct isp_operations qla25xx_isp_ops
= {
1334 .pci_config
= qla25xx_pci_config
,
1335 .reset_chip
= qla24xx_reset_chip
,
1336 .chip_diag
= qla24xx_chip_diag
,
1337 .config_rings
= qla24xx_config_rings
,
1338 .reset_adapter
= qla24xx_reset_adapter
,
1339 .nvram_config
= qla24xx_nvram_config
,
1340 .update_fw_options
= qla24xx_update_fw_options
,
1341 .load_risc
= qla24xx_load_risc
,
1342 .pci_info_str
= qla24xx_pci_info_str
,
1343 .fw_version_str
= qla24xx_fw_version_str
,
1344 .intr_handler
= qla24xx_intr_handler
,
1345 .enable_intrs
= qla24xx_enable_intrs
,
1346 .disable_intrs
= qla24xx_disable_intrs
,
1347 .abort_command
= qla24xx_abort_command
,
1348 .target_reset
= qla24xx_abort_target
,
1349 .lun_reset
= qla24xx_lun_reset
,
1350 .fabric_login
= qla24xx_login_fabric
,
1351 .fabric_logout
= qla24xx_fabric_logout
,
1352 .calc_req_entries
= NULL
,
1353 .build_iocbs
= NULL
,
1354 .prep_ms_iocb
= qla24xx_prep_ms_iocb
,
1355 .prep_ms_fdmi_iocb
= qla24xx_prep_ms_fdmi_iocb
,
1356 .read_nvram
= qla25xx_read_nvram_data
,
1357 .write_nvram
= qla25xx_write_nvram_data
,
1358 .fw_dump
= qla25xx_fw_dump
,
1359 .beacon_on
= qla24xx_beacon_on
,
1360 .beacon_off
= qla24xx_beacon_off
,
1361 .beacon_blink
= qla24xx_beacon_blink
,
1362 .read_optrom
= qla25xx_read_optrom_data
,
1363 .write_optrom
= qla24xx_write_optrom_data
,
1364 .get_flash_version
= qla24xx_get_flash_version
,
1368 qla2x00_set_isp_flags(scsi_qla_host_t
*ha
)
1370 ha
->device_type
= DT_EXTENDED_IDS
;
1371 switch (ha
->pdev
->device
) {
1372 case PCI_DEVICE_ID_QLOGIC_ISP2100
:
1373 ha
->device_type
|= DT_ISP2100
;
1374 ha
->device_type
&= ~DT_EXTENDED_IDS
;
1375 ha
->fw_srisc_address
= RISC_START_ADDRESS_2100
;
1377 case PCI_DEVICE_ID_QLOGIC_ISP2200
:
1378 ha
->device_type
|= DT_ISP2200
;
1379 ha
->device_type
&= ~DT_EXTENDED_IDS
;
1380 ha
->fw_srisc_address
= RISC_START_ADDRESS_2100
;
1382 case PCI_DEVICE_ID_QLOGIC_ISP2300
:
1383 ha
->device_type
|= DT_ISP2300
;
1384 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1385 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1387 case PCI_DEVICE_ID_QLOGIC_ISP2312
:
1388 ha
->device_type
|= DT_ISP2312
;
1389 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1390 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1392 case PCI_DEVICE_ID_QLOGIC_ISP2322
:
1393 ha
->device_type
|= DT_ISP2322
;
1394 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1395 if (ha
->pdev
->subsystem_vendor
== 0x1028 &&
1396 ha
->pdev
->subsystem_device
== 0x0170)
1397 ha
->device_type
|= DT_OEM_001
;
1398 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1400 case PCI_DEVICE_ID_QLOGIC_ISP6312
:
1401 ha
->device_type
|= DT_ISP6312
;
1402 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1404 case PCI_DEVICE_ID_QLOGIC_ISP6322
:
1405 ha
->device_type
|= DT_ISP6322
;
1406 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1408 case PCI_DEVICE_ID_QLOGIC_ISP2422
:
1409 ha
->device_type
|= DT_ISP2422
;
1410 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1411 ha
->device_type
|= DT_FWI2
;
1412 ha
->device_type
|= DT_IIDMA
;
1413 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1415 case PCI_DEVICE_ID_QLOGIC_ISP2432
:
1416 ha
->device_type
|= DT_ISP2432
;
1417 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1418 ha
->device_type
|= DT_FWI2
;
1419 ha
->device_type
|= DT_IIDMA
;
1420 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1422 case PCI_DEVICE_ID_QLOGIC_ISP8432
:
1423 ha
->device_type
|= DT_ISP8432
;
1424 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1425 ha
->device_type
|= DT_FWI2
;
1426 ha
->device_type
|= DT_IIDMA
;
1427 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1429 case PCI_DEVICE_ID_QLOGIC_ISP5422
:
1430 ha
->device_type
|= DT_ISP5422
;
1431 ha
->device_type
|= DT_FWI2
;
1432 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1434 case PCI_DEVICE_ID_QLOGIC_ISP5432
:
1435 ha
->device_type
|= DT_ISP5432
;
1436 ha
->device_type
|= DT_FWI2
;
1437 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1439 case PCI_DEVICE_ID_QLOGIC_ISP2532
:
1440 ha
->device_type
|= DT_ISP2532
;
1441 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1442 ha
->device_type
|= DT_FWI2
;
1443 ha
->device_type
|= DT_IIDMA
;
1444 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1450 qla2x00_iospace_config(scsi_qla_host_t
*ha
)
1452 resource_size_t pio
;
1454 if (pci_request_selected_regions(ha
->pdev
, ha
->bars
,
1455 QLA2XXX_DRIVER_NAME
)) {
1456 qla_printk(KERN_WARNING
, ha
,
1457 "Failed to reserve PIO/MMIO regions (%s)\n",
1458 pci_name(ha
->pdev
));
1460 goto iospace_error_exit
;
1462 if (!(ha
->bars
& 1))
1465 /* We only need PIO for Flash operations on ISP2312 v2 chips. */
1466 pio
= pci_resource_start(ha
->pdev
, 0);
1467 if (pci_resource_flags(ha
->pdev
, 0) & IORESOURCE_IO
) {
1468 if (pci_resource_len(ha
->pdev
, 0) < MIN_IOBASE_LEN
) {
1469 qla_printk(KERN_WARNING
, ha
,
1470 "Invalid PCI I/O region size (%s)...\n",
1471 pci_name(ha
->pdev
));
1475 qla_printk(KERN_WARNING
, ha
,
1476 "region #0 not a PIO resource (%s)...\n",
1477 pci_name(ha
->pdev
));
1480 ha
->pio_address
= pio
;
1483 /* Use MMIO operations for all accesses. */
1484 if (!(pci_resource_flags(ha
->pdev
, 1) & IORESOURCE_MEM
)) {
1485 qla_printk(KERN_ERR
, ha
,
1486 "region #1 not an MMIO resource (%s), aborting\n",
1487 pci_name(ha
->pdev
));
1488 goto iospace_error_exit
;
1490 if (pci_resource_len(ha
->pdev
, 1) < MIN_IOBASE_LEN
) {
1491 qla_printk(KERN_ERR
, ha
,
1492 "Invalid PCI mem region size (%s), aborting\n",
1493 pci_name(ha
->pdev
));
1494 goto iospace_error_exit
;
1497 ha
->iobase
= ioremap(pci_resource_start(ha
->pdev
, 1), MIN_IOBASE_LEN
);
1499 qla_printk(KERN_ERR
, ha
,
1500 "cannot remap MMIO (%s), aborting\n", pci_name(ha
->pdev
));
1502 goto iospace_error_exit
;
1512 qla2xxx_scan_start(struct Scsi_Host
*shost
)
1514 scsi_qla_host_t
*ha
= shost_priv(shost
);
1516 set_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
);
1517 set_bit(LOCAL_LOOP_UPDATE
, &ha
->dpc_flags
);
1518 set_bit(RSCN_UPDATE
, &ha
->dpc_flags
);
1519 set_bit(NPIV_CONFIG_NEEDED
, &ha
->dpc_flags
);
1523 qla2xxx_scan_finished(struct Scsi_Host
*shost
, unsigned long time
)
1525 scsi_qla_host_t
*ha
= shost_priv(shost
);
1529 if (time
> ha
->loop_reset_delay
* HZ
)
1532 return atomic_read(&ha
->loop_state
) == LOOP_READY
;
1536 * PCI driver interface
1538 static int __devinit
1539 qla2x00_probe_one(struct pci_dev
*pdev
, const struct pci_device_id
*id
)
1542 struct Scsi_Host
*host
;
1543 scsi_qla_host_t
*ha
;
1546 struct scsi_host_template
*sht
;
1547 int bars
, mem_only
= 0;
1549 bars
= pci_select_bars(pdev
, IORESOURCE_MEM
| IORESOURCE_IO
);
1550 sht
= &qla2x00_driver_template
;
1551 if (pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP2422
||
1552 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP2432
||
1553 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP8432
||
1554 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP5422
||
1555 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP5432
||
1556 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP2532
) {
1557 bars
= pci_select_bars(pdev
, IORESOURCE_MEM
);
1558 sht
= &qla24xx_driver_template
;
1563 if (pci_enable_device_mem(pdev
))
1566 if (pci_enable_device(pdev
))
1570 /* This may fail but that's ok */
1571 pci_enable_pcie_error_reporting(pdev
);
1573 host
= scsi_host_alloc(sht
, sizeof(scsi_qla_host_t
));
1576 "qla2xxx: Couldn't allocate host from scsi layer!\n");
1577 goto probe_disable_device
;
1580 /* Clear our data area */
1581 ha
= shost_priv(host
);
1582 memset(ha
, 0, sizeof(scsi_qla_host_t
));
1586 ha
->host_no
= host
->host_no
;
1587 sprintf(ha
->host_str
, "%s_%ld", QLA2XXX_DRIVER_NAME
, ha
->host_no
);
1590 ha
->mem_only
= mem_only
;
1591 spin_lock_init(&ha
->hardware_lock
);
1593 /* Set ISP-type information. */
1594 qla2x00_set_isp_flags(ha
);
1596 /* Configure PCI I/O space */
1597 ret
= qla2x00_iospace_config(ha
);
1601 qla_printk(KERN_INFO
, ha
,
1602 "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev
->device
, pdev
->irq
,
1605 ha
->prev_topology
= 0;
1606 ha
->init_cb_size
= sizeof(init_cb_t
);
1607 ha
->mgmt_svr_loop_id
= MANAGEMENT_SERVER
+ ha
->vp_idx
;
1608 ha
->link_data_rate
= PORT_SPEED_UNKNOWN
;
1609 ha
->optrom_size
= OPTROM_SIZE_2300
;
1611 ha
->max_q_depth
= MAX_Q_DEPTH
;
1612 if (ql2xmaxqdepth
!= 0 && ql2xmaxqdepth
<= 0xffffU
)
1613 ha
->max_q_depth
= ql2xmaxqdepth
;
1615 /* Assign ISP specific operations. */
1616 if (IS_QLA2100(ha
)) {
1617 host
->max_id
= MAX_TARGETS_2100
;
1618 ha
->mbx_count
= MAILBOX_REGISTER_COUNT_2100
;
1619 ha
->request_q_length
= REQUEST_ENTRY_CNT_2100
;
1620 ha
->response_q_length
= RESPONSE_ENTRY_CNT_2100
;
1621 ha
->last_loop_id
= SNS_LAST_LOOP_ID_2100
;
1622 host
->sg_tablesize
= 32;
1623 ha
->gid_list_info_size
= 4;
1624 ha
->isp_ops
= &qla2100_isp_ops
;
1625 } else if (IS_QLA2200(ha
)) {
1626 host
->max_id
= MAX_TARGETS_2200
;
1627 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
1628 ha
->request_q_length
= REQUEST_ENTRY_CNT_2200
;
1629 ha
->response_q_length
= RESPONSE_ENTRY_CNT_2100
;
1630 ha
->last_loop_id
= SNS_LAST_LOOP_ID_2100
;
1631 ha
->gid_list_info_size
= 4;
1632 ha
->isp_ops
= &qla2100_isp_ops
;
1633 } else if (IS_QLA23XX(ha
)) {
1634 host
->max_id
= MAX_TARGETS_2200
;
1635 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
1636 ha
->request_q_length
= REQUEST_ENTRY_CNT_2200
;
1637 ha
->response_q_length
= RESPONSE_ENTRY_CNT_2300
;
1638 ha
->last_loop_id
= SNS_LAST_LOOP_ID_2300
;
1639 ha
->gid_list_info_size
= 6;
1640 if (IS_QLA2322(ha
) || IS_QLA6322(ha
))
1641 ha
->optrom_size
= OPTROM_SIZE_2322
;
1642 ha
->isp_ops
= &qla2300_isp_ops
;
1643 } else if (IS_QLA24XX_TYPE(ha
)) {
1644 host
->max_id
= MAX_TARGETS_2200
;
1645 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
1646 ha
->request_q_length
= REQUEST_ENTRY_CNT_24XX
;
1647 ha
->response_q_length
= RESPONSE_ENTRY_CNT_2300
;
1648 ha
->last_loop_id
= SNS_LAST_LOOP_ID_2300
;
1649 ha
->init_cb_size
= sizeof(struct mid_init_cb_24xx
);
1650 ha
->mgmt_svr_loop_id
= 10 + ha
->vp_idx
;
1651 ha
->gid_list_info_size
= 8;
1652 ha
->optrom_size
= OPTROM_SIZE_24XX
;
1653 ha
->isp_ops
= &qla24xx_isp_ops
;
1654 } else if (IS_QLA25XX(ha
)) {
1655 host
->max_id
= MAX_TARGETS_2200
;
1656 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
1657 ha
->request_q_length
= REQUEST_ENTRY_CNT_24XX
;
1658 ha
->response_q_length
= RESPONSE_ENTRY_CNT_2300
;
1659 ha
->last_loop_id
= SNS_LAST_LOOP_ID_2300
;
1660 ha
->init_cb_size
= sizeof(struct mid_init_cb_24xx
);
1661 ha
->mgmt_svr_loop_id
= 10 + ha
->vp_idx
;
1662 ha
->gid_list_info_size
= 8;
1663 ha
->optrom_size
= OPTROM_SIZE_25XX
;
1664 ha
->isp_ops
= &qla25xx_isp_ops
;
1666 host
->can_queue
= ha
->request_q_length
+ 128;
1668 mutex_init(&ha
->vport_lock
);
1669 init_completion(&ha
->mbx_cmd_comp
);
1670 complete(&ha
->mbx_cmd_comp
);
1671 init_completion(&ha
->mbx_intr_comp
);
1673 INIT_LIST_HEAD(&ha
->list
);
1674 INIT_LIST_HEAD(&ha
->fcports
);
1675 INIT_LIST_HEAD(&ha
->vp_list
);
1676 INIT_LIST_HEAD(&ha
->work_list
);
1678 set_bit(0, (unsigned long *) ha
->vp_idx_map
);
1680 qla2x00_config_dma_addressing(ha
);
1681 if (qla2x00_mem_alloc(ha
)) {
1682 qla_printk(KERN_WARNING
, ha
,
1683 "[ERROR] Failed to allocate memory for adapter\n");
1689 if (qla2x00_initialize_adapter(ha
)) {
1690 qla_printk(KERN_WARNING
, ha
,
1691 "Failed to initialize adapter\n");
1693 DEBUG2(printk("scsi(%ld): Failed to initialize adapter - "
1694 "Adapter flags %x.\n",
1695 ha
->host_no
, ha
->device_flags
));
1702 * Startup the kernel thread for this host adapter
1704 ha
->dpc_thread
= kthread_create(qla2x00_do_dpc
, ha
,
1705 "%s_dpc", ha
->host_str
);
1706 if (IS_ERR(ha
->dpc_thread
)) {
1707 qla_printk(KERN_WARNING
, ha
,
1708 "Unable to start DPC thread!\n");
1709 ret
= PTR_ERR(ha
->dpc_thread
);
1713 host
->this_id
= 255;
1714 host
->cmd_per_lun
= 3;
1715 host
->unique_id
= host
->host_no
;
1716 host
->max_cmd_len
= MAX_CMDSZ
;
1717 host
->max_channel
= MAX_BUSES
- 1;
1718 host
->max_lun
= MAX_LUNS
;
1719 host
->transportt
= qla2xxx_transport_template
;
1721 ret
= qla2x00_request_irqs(ha
);
1725 /* Initialized the timer */
1726 qla2x00_start_timer(ha
, qla2x00_timer
, WATCH_INTERVAL
);
1728 DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n",
1731 pci_set_drvdata(pdev
, ha
);
1733 ha
->flags
.init_done
= 1;
1734 ha
->flags
.online
= 1;
1736 ret
= scsi_add_host(host
, &pdev
->dev
);
1740 ha
->isp_ops
->enable_intrs(ha
);
1742 scsi_scan_host(host
);
1744 qla2x00_alloc_sysfs_attr(ha
);
1746 qla2x00_init_host_attr(ha
);
1748 qla2x00_dfs_setup(ha
);
1750 qla_printk(KERN_INFO
, ha
, "\n"
1751 " QLogic Fibre Channel HBA Driver: %s\n"
1753 " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n",
1754 qla2x00_version_str
, ha
->model_number
,
1755 ha
->model_desc
? ha
->model_desc
: "", pdev
->device
,
1756 ha
->isp_ops
->pci_info_str(ha
, pci_info
), pci_name(pdev
),
1757 ha
->flags
.enable_64bit_addressing
? '+': '-', ha
->host_no
,
1758 ha
->isp_ops
->fw_version_str(ha
, fw_str
));
1763 qla2x00_free_device(ha
);
1765 scsi_host_put(host
);
1767 probe_disable_device
:
1768 pci_disable_device(pdev
);
1775 qla2x00_remove_one(struct pci_dev
*pdev
)
1777 scsi_qla_host_t
*ha
, *vha
, *temp
;
1779 ha
= pci_get_drvdata(pdev
);
1781 list_for_each_entry_safe(vha
, temp
, &ha
->vp_list
, vp_list
)
1782 fc_vport_terminate(vha
->fc_vport
);
1784 set_bit(UNLOADING
, &ha
->dpc_flags
);
1786 qla2x00_dfs_remove(ha
);
1788 qla84xx_put_chip(ha
);
1790 qla2x00_free_sysfs_attr(ha
);
1792 fc_remove_host(ha
->host
);
1794 scsi_remove_host(ha
->host
);
1796 qla2x00_free_device(ha
);
1798 scsi_host_put(ha
->host
);
1800 pci_disable_device(pdev
);
1801 pci_set_drvdata(pdev
, NULL
);
1805 qla2x00_free_device(scsi_qla_host_t
*ha
)
1807 qla2x00_abort_all_cmds(ha
, DID_NO_CONNECT
<< 16);
1810 if (ha
->timer_active
)
1811 qla2x00_stop_timer(ha
);
1813 ha
->flags
.online
= 0;
1815 /* Kill the kernel thread for this host */
1816 if (ha
->dpc_thread
) {
1817 struct task_struct
*t
= ha
->dpc_thread
;
1820 * qla2xxx_wake_dpc checks for ->dpc_thread
1821 * so we need to zero it out.
1823 ha
->dpc_thread
= NULL
;
1827 if (ha
->flags
.fce_enabled
)
1828 qla2x00_disable_fce_trace(ha
, NULL
, NULL
);
1831 qla2x00_disable_eft_trace(ha
);
1833 /* Stop currently executing firmware. */
1834 qla2x00_try_to_stop_firmware(ha
);
1836 /* turn-off interrupts on the card */
1837 if (ha
->interrupts_on
)
1838 ha
->isp_ops
->disable_intrs(ha
);
1840 qla2x00_mem_free(ha
);
1842 qla2x00_free_irqs(ha
);
1844 /* release io space registers */
1846 iounmap(ha
->iobase
);
1847 pci_release_selected_regions(ha
->pdev
, ha
->bars
);
1851 qla2x00_schedule_rport_del(struct scsi_qla_host
*ha
, fc_port_t
*fcport
,
1854 struct fc_rport
*rport
;
1855 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
1860 rport
= fcport
->rport
;
1862 spin_lock_irq(ha
->host
->host_lock
);
1863 fcport
->drport
= rport
;
1864 spin_unlock_irq(ha
->host
->host_lock
);
1865 set_bit(FCPORT_UPDATE_NEEDED
, &pha
->dpc_flags
);
1866 qla2xxx_wake_dpc(pha
);
1868 fc_remote_port_delete(rport
);
1872 * qla2x00_mark_device_lost Updates fcport state when device goes offline.
1874 * Input: ha = adapter block pointer. fcport = port structure pointer.
1880 void qla2x00_mark_device_lost(scsi_qla_host_t
*ha
, fc_port_t
*fcport
,
1881 int do_login
, int defer
)
1883 if (atomic_read(&fcport
->state
) == FCS_ONLINE
&&
1884 ha
->vp_idx
== fcport
->vp_idx
)
1885 qla2x00_schedule_rport_del(ha
, fcport
, defer
);
1888 * We may need to retry the login, so don't change the state of the
1889 * port but do the retries.
1891 if (atomic_read(&fcport
->state
) != FCS_DEVICE_DEAD
)
1892 atomic_set(&fcport
->state
, FCS_DEVICE_LOST
);
1897 if (fcport
->login_retry
== 0) {
1898 fcport
->login_retry
= ha
->login_retry_count
;
1899 set_bit(RELOGIN_NEEDED
, &ha
->dpc_flags
);
1901 DEBUG(printk("scsi(%ld): Port login retry: "
1902 "%02x%02x%02x%02x%02x%02x%02x%02x, "
1903 "id = 0x%04x retry cnt=%d\n",
1905 fcport
->port_name
[0],
1906 fcport
->port_name
[1],
1907 fcport
->port_name
[2],
1908 fcport
->port_name
[3],
1909 fcport
->port_name
[4],
1910 fcport
->port_name
[5],
1911 fcport
->port_name
[6],
1912 fcport
->port_name
[7],
1914 fcport
->login_retry
));
1919 * qla2x00_mark_all_devices_lost
1920 * Updates fcport state when device goes offline.
1923 * ha = adapter block pointer.
1924 * fcport = port structure pointer.
1932 qla2x00_mark_all_devices_lost(scsi_qla_host_t
*ha
, int defer
)
1935 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
1937 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
1938 if (ha
->vp_idx
!= fcport
->vp_idx
)
1941 * No point in marking the device as lost, if the device is
1944 if (atomic_read(&fcport
->state
) == FCS_DEVICE_DEAD
)
1946 if (atomic_read(&fcport
->state
) == FCS_ONLINE
)
1947 qla2x00_schedule_rport_del(ha
, fcport
, defer
);
1948 atomic_set(&fcport
->state
, FCS_DEVICE_LOST
);
1954 * Allocates adapter memory.
1961 qla2x00_mem_alloc(scsi_qla_host_t
*ha
)
1965 ha
->request_ring
= dma_alloc_coherent(&ha
->pdev
->dev
,
1966 (ha
->request_q_length
+ 1) * sizeof(request_t
), &ha
->request_dma
,
1968 if (!ha
->request_ring
)
1971 ha
->response_ring
= dma_alloc_coherent(&ha
->pdev
->dev
,
1972 (ha
->response_q_length
+ 1) * sizeof(response_t
),
1973 &ha
->response_dma
, GFP_KERNEL
);
1974 if (!ha
->response_ring
)
1975 goto fail_free_request_ring
;
1977 ha
->gid_list
= dma_alloc_coherent(&ha
->pdev
->dev
, GID_LIST_SIZE
,
1978 &ha
->gid_list_dma
, GFP_KERNEL
);
1980 goto fail_free_response_ring
;
1982 ha
->init_cb
= dma_alloc_coherent(&ha
->pdev
->dev
, ha
->init_cb_size
,
1983 &ha
->init_cb_dma
, GFP_KERNEL
);
1985 goto fail_free_gid_list
;
1987 snprintf(name
, sizeof(name
), "%s_%ld", QLA2XXX_DRIVER_NAME
,
1989 ha
->s_dma_pool
= dma_pool_create(name
, &ha
->pdev
->dev
,
1990 DMA_POOL_SIZE
, 8, 0);
1991 if (!ha
->s_dma_pool
)
1992 goto fail_free_init_cb
;
1994 ha
->srb_mempool
= mempool_create_slab_pool(SRB_MIN_REQ
, srb_cachep
);
1995 if (!ha
->srb_mempool
)
1996 goto fail_free_s_dma_pool
;
1998 /* Get memory for cached NVRAM */
1999 ha
->nvram
= kzalloc(MAX_NVRAM_SIZE
, GFP_KERNEL
);
2001 goto fail_free_srb_mempool
;
2003 /* Allocate memory for SNS commands */
2004 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)) {
2005 /* Get consistent memory allocated for SNS commands */
2006 ha
->sns_cmd
= dma_alloc_coherent(&ha
->pdev
->dev
,
2007 sizeof(struct sns_cmd_pkt
), &ha
->sns_cmd_dma
, GFP_KERNEL
);
2009 goto fail_free_nvram
;
2011 /* Get consistent memory allocated for MS IOCB */
2012 ha
->ms_iocb
= dma_pool_alloc(ha
->s_dma_pool
, GFP_KERNEL
,
2015 goto fail_free_nvram
;
2017 /* Get consistent memory allocated for CT SNS commands */
2018 ha
->ct_sns
= dma_alloc_coherent(&ha
->pdev
->dev
,
2019 sizeof(struct ct_sns_pkt
), &ha
->ct_sns_dma
, GFP_KERNEL
);
2021 goto fail_free_ms_iocb
;
2027 dma_pool_free(ha
->s_dma_pool
, ha
->ms_iocb
, ha
->ms_iocb_dma
);
2029 ha
->ms_iocb_dma
= 0;
2033 fail_free_srb_mempool
:
2034 mempool_destroy(ha
->srb_mempool
);
2035 ha
->srb_mempool
= NULL
;
2036 fail_free_s_dma_pool
:
2037 dma_pool_destroy(ha
->s_dma_pool
);
2038 ha
->s_dma_pool
= NULL
;
2040 dma_free_coherent(&ha
->pdev
->dev
, ha
->init_cb_size
, ha
->init_cb
,
2043 ha
->init_cb_dma
= 0;
2045 dma_free_coherent(&ha
->pdev
->dev
, GID_LIST_SIZE
, ha
->gid_list
,
2047 ha
->gid_list
= NULL
;
2048 ha
->gid_list_dma
= 0;
2049 fail_free_response_ring
:
2050 dma_free_coherent(&ha
->pdev
->dev
, (ha
->response_q_length
+ 1) *
2051 sizeof(response_t
), ha
->response_ring
, ha
->response_dma
);
2052 ha
->response_ring
= NULL
;
2053 ha
->response_dma
= 0;
2054 fail_free_request_ring
:
2055 dma_free_coherent(&ha
->pdev
->dev
, (ha
->request_q_length
+ 1) *
2056 sizeof(request_t
), ha
->request_ring
, ha
->request_dma
);
2057 ha
->request_ring
= NULL
;
2058 ha
->request_dma
= 0;
2065 * Frees all adapter allocated memory.
2068 * ha = adapter block pointer.
2071 qla2x00_mem_free(scsi_qla_host_t
*ha
)
2073 struct list_head
*fcpl
, *fcptemp
;
2076 if (ha
->srb_mempool
)
2077 mempool_destroy(ha
->srb_mempool
);
2080 dma_free_coherent(&ha
->pdev
->dev
, FCE_SIZE
, ha
->fce
,
2085 dma_free_coherent(&ha
->pdev
->dev
,
2086 ntohl(ha
->fw_dump
->eft_size
), ha
->eft
, ha
->eft_dma
);
2091 dma_free_coherent(&ha
->pdev
->dev
, sizeof(struct sns_cmd_pkt
),
2092 ha
->sns_cmd
, ha
->sns_cmd_dma
);
2095 dma_free_coherent(&ha
->pdev
->dev
, sizeof(struct ct_sns_pkt
),
2096 ha
->ct_sns
, ha
->ct_sns_dma
);
2099 dma_pool_free(ha
->s_dma_pool
, ha
->sfp_data
, ha
->sfp_data_dma
);
2102 dma_pool_free(ha
->s_dma_pool
, ha
->ms_iocb
, ha
->ms_iocb_dma
);
2105 dma_pool_destroy(ha
->s_dma_pool
);
2108 dma_free_coherent(&ha
->pdev
->dev
, ha
->init_cb_size
,
2109 ha
->init_cb
, ha
->init_cb_dma
);
2112 dma_free_coherent(&ha
->pdev
->dev
, GID_LIST_SIZE
, ha
->gid_list
,
2115 if (ha
->response_ring
)
2116 dma_free_coherent(&ha
->pdev
->dev
,
2117 (ha
->response_q_length
+ 1) * sizeof(response_t
),
2118 ha
->response_ring
, ha
->response_dma
);
2120 if (ha
->request_ring
)
2121 dma_free_coherent(&ha
->pdev
->dev
,
2122 (ha
->request_q_length
+ 1) * sizeof(request_t
),
2123 ha
->request_ring
, ha
->request_dma
);
2125 ha
->srb_mempool
= NULL
;
2129 ha
->sns_cmd_dma
= 0;
2133 ha
->ms_iocb_dma
= 0;
2135 ha
->init_cb_dma
= 0;
2137 ha
->s_dma_pool
= NULL
;
2139 ha
->gid_list
= NULL
;
2140 ha
->gid_list_dma
= 0;
2142 ha
->response_ring
= NULL
;
2143 ha
->response_dma
= 0;
2144 ha
->request_ring
= NULL
;
2145 ha
->request_dma
= 0;
2147 list_for_each_safe(fcpl
, fcptemp
, &ha
->fcports
) {
2148 fcport
= list_entry(fcpl
, fc_port_t
, list
);
2151 list_del_init(&fcport
->list
);
2154 INIT_LIST_HEAD(&ha
->fcports
);
2158 ha
->fw_dump_reading
= 0;
2160 vfree(ha
->optrom_buffer
);
2164 static struct qla_work_evt
*
2165 qla2x00_alloc_work(struct scsi_qla_host
*ha
, enum qla_work_type type
,
2168 struct qla_work_evt
*e
;
2170 e
= kzalloc(sizeof(struct qla_work_evt
), locked
? GFP_ATOMIC
:
2175 INIT_LIST_HEAD(&e
->list
);
2177 e
->flags
= QLA_EVT_FLAG_FREE
;
2182 qla2x00_post_work(struct scsi_qla_host
*ha
, struct qla_work_evt
*e
, int locked
)
2184 unsigned long uninitialized_var(flags
);
2185 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2188 spin_lock_irqsave(&pha
->hardware_lock
, flags
);
2189 list_add_tail(&e
->list
, &ha
->work_list
);
2190 qla2xxx_wake_dpc(ha
);
2192 spin_unlock_irqrestore(&pha
->hardware_lock
, flags
);
2197 qla2x00_post_aen_work(struct scsi_qla_host
*ha
, enum fc_host_event_code code
,
2200 struct qla_work_evt
*e
;
2202 e
= qla2x00_alloc_work(ha
, QLA_EVT_AEN
, 1);
2204 return QLA_FUNCTION_FAILED
;
2206 e
->u
.aen
.code
= code
;
2207 e
->u
.aen
.data
= data
;
2208 return qla2x00_post_work(ha
, e
, 1);
2212 qla2x00_post_hwe_work(struct scsi_qla_host
*ha
, uint16_t code
, uint16_t d1
,
2213 uint16_t d2
, uint16_t d3
)
2215 struct qla_work_evt
*e
;
2217 e
= qla2x00_alloc_work(ha
, QLA_EVT_HWE_LOG
, 1);
2219 return QLA_FUNCTION_FAILED
;
2221 e
->u
.hwe
.code
= code
;
2225 return qla2x00_post_work(ha
, e
, 1);
2229 qla2x00_do_work(struct scsi_qla_host
*ha
)
2231 struct qla_work_evt
*e
;
2232 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2234 spin_lock_irq(&pha
->hardware_lock
);
2235 while (!list_empty(&ha
->work_list
)) {
2236 e
= list_entry(ha
->work_list
.next
, struct qla_work_evt
, list
);
2237 list_del_init(&e
->list
);
2238 spin_unlock_irq(&pha
->hardware_lock
);
2242 fc_host_post_event(ha
->host
, fc_get_event_number(),
2243 e
->u
.aen
.code
, e
->u
.aen
.data
);
2245 case QLA_EVT_HWE_LOG
:
2246 qla2xxx_hw_event_log(ha
, e
->u
.hwe
.code
, e
->u
.hwe
.d1
,
2247 e
->u
.hwe
.d2
, e
->u
.hwe
.d3
);
2250 if (e
->flags
& QLA_EVT_FLAG_FREE
)
2252 spin_lock_irq(&pha
->hardware_lock
);
2254 spin_unlock_irq(&pha
->hardware_lock
);
2257 /**************************************************************************
2259 * This kernel thread is a task that is schedule by the interrupt handler
2260 * to perform the background processing for interrupts.
2263 * This task always run in the context of a kernel thread. It
2264 * is kick-off by the driver's detect code and starts up
2265 * up one per adapter. It immediately goes to sleep and waits for
2266 * some fibre event. When either the interrupt handler or
2267 * the timer routine detects a event it will one of the task
2268 * bits then wake us up.
2269 **************************************************************************/
2271 qla2x00_do_dpc(void *data
)
2274 scsi_qla_host_t
*ha
;
2277 uint16_t next_loopid
;
2278 struct scsi_qla_host
*vha
;
2282 ha
= (scsi_qla_host_t
*)data
;
2284 set_user_nice(current
, -20);
2286 while (!kthread_should_stop()) {
2287 DEBUG3(printk("qla2x00: DPC handler sleeping\n"));
2289 set_current_state(TASK_INTERRUPTIBLE
);
2291 __set_current_state(TASK_RUNNING
);
2293 DEBUG3(printk("qla2x00: DPC handler waking up\n"));
2295 /* Initialization not yet finished. Don't do anything yet. */
2296 if (!ha
->flags
.init_done
)
2299 DEBUG3(printk("scsi(%ld): DPC handler\n", ha
->host_no
));
2303 if (ha
->flags
.mbox_busy
) {
2308 qla2x00_do_work(ha
);
2310 if (test_and_clear_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
)) {
2312 DEBUG(printk("scsi(%ld): dpc: sched "
2313 "qla2x00_abort_isp ha = %p\n",
2315 if (!(test_and_set_bit(ABORT_ISP_ACTIVE
,
2318 if (qla2x00_abort_isp(ha
)) {
2319 /* failed. retry later */
2320 set_bit(ISP_ABORT_NEEDED
,
2323 clear_bit(ABORT_ISP_ACTIVE
, &ha
->dpc_flags
);
2326 for_each_mapped_vp_idx(ha
, i
) {
2327 list_for_each_entry(vha
, &ha
->vp_list
,
2329 if (i
== vha
->vp_idx
) {
2330 set_bit(ISP_ABORT_NEEDED
,
2337 DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n",
2341 if (test_bit(FCPORT_UPDATE_NEEDED
, &ha
->dpc_flags
)) {
2342 qla2x00_update_fcports(ha
);
2343 clear_bit(FCPORT_UPDATE_NEEDED
, &ha
->dpc_flags
);
2346 if (test_and_clear_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
) &&
2347 (!(test_and_set_bit(RESET_ACTIVE
, &ha
->dpc_flags
)))) {
2349 DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n",
2352 qla2x00_rst_aen(ha
);
2353 clear_bit(RESET_ACTIVE
, &ha
->dpc_flags
);
2356 /* Retry each device up to login retry count */
2357 if ((test_and_clear_bit(RELOGIN_NEEDED
, &ha
->dpc_flags
)) &&
2358 !test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
) &&
2359 atomic_read(&ha
->loop_state
) != LOOP_DOWN
) {
2361 DEBUG(printk("scsi(%ld): qla2x00_port_login()\n",
2365 list_for_each_entry(fcport
, &ha
->fcports
, list
) {
2367 * If the port is not ONLINE then try to login
2368 * to it if we haven't run out of retries.
2370 if (atomic_read(&fcport
->state
) != FCS_ONLINE
&&
2371 fcport
->login_retry
) {
2373 if (fcport
->flags
& FCF_FABRIC_DEVICE
) {
2376 ha
->isp_ops
->fabric_logout(
2377 ha
, fcport
->loop_id
,
2378 fcport
->d_id
.b
.domain
,
2379 fcport
->d_id
.b
.area
,
2380 fcport
->d_id
.b
.al_pa
);
2381 status
= qla2x00_fabric_login(
2382 ha
, fcport
, &next_loopid
);
2385 qla2x00_local_device_login(
2388 fcport
->login_retry
--;
2389 if (status
== QLA_SUCCESS
) {
2390 fcport
->old_loop_id
= fcport
->loop_id
;
2392 DEBUG(printk("scsi(%ld): port login OK: logged in ID 0x%x\n",
2393 ha
->host_no
, fcport
->loop_id
));
2395 qla2x00_update_fcport(ha
,
2397 } else if (status
== 1) {
2398 set_bit(RELOGIN_NEEDED
, &ha
->dpc_flags
);
2399 /* retry the login again */
2400 DEBUG(printk("scsi(%ld): Retrying %d login again loop_id 0x%x\n",
2402 fcport
->login_retry
, fcport
->loop_id
));
2404 fcport
->login_retry
= 0;
2406 if (fcport
->login_retry
== 0 && status
!= QLA_SUCCESS
)
2407 fcport
->loop_id
= FC_NO_LOOP_ID
;
2409 if (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
))
2412 DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n",
2416 if (test_and_clear_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)) {
2418 DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n",
2421 if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE
,
2424 rval
= qla2x00_loop_resync(ha
);
2426 clear_bit(LOOP_RESYNC_ACTIVE
, &ha
->dpc_flags
);
2429 DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n",
2433 if (test_bit(NPIV_CONFIG_NEEDED
, &ha
->dpc_flags
) &&
2434 atomic_read(&ha
->loop_state
) == LOOP_READY
) {
2435 clear_bit(NPIV_CONFIG_NEEDED
, &ha
->dpc_flags
);
2436 qla2xxx_flash_npiv_conf(ha
);
2439 if (!ha
->interrupts_on
)
2440 ha
->isp_ops
->enable_intrs(ha
);
2442 if (test_and_clear_bit(BEACON_BLINK_NEEDED
, &ha
->dpc_flags
))
2443 ha
->isp_ops
->beacon_blink(ha
);
2445 qla2x00_do_dpc_all_vps(ha
);
2448 } /* End of while(1) */
2450 DEBUG(printk("scsi(%ld): DPC handler exiting\n", ha
->host_no
));
2453 * Make sure that nobody tries to wake us up again.
2461 qla2xxx_wake_dpc(scsi_qla_host_t
*ha
)
2463 struct task_struct
*t
= ha
->dpc_thread
;
2465 if (!test_bit(UNLOADING
, &ha
->dpc_flags
) && t
)
2471 * Processes asynchronous reset.
2474 * ha = adapter block pointer.
2477 qla2x00_rst_aen(scsi_qla_host_t
*ha
)
2479 if (ha
->flags
.online
&& !ha
->flags
.reset_active
&&
2480 !atomic_read(&ha
->loop_down_timer
) &&
2481 !(test_bit(ABORT_ISP_ACTIVE
, &ha
->dpc_flags
))) {
2483 clear_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
);
2486 * Issue marker command only when we are going to start
2489 ha
->marker_needed
= 1;
2490 } while (!atomic_read(&ha
->loop_down_timer
) &&
2491 (test_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
)));
2496 qla2x00_sp_free_dma(scsi_qla_host_t
*ha
, srb_t
*sp
)
2498 struct scsi_cmnd
*cmd
= sp
->cmd
;
2500 if (sp
->flags
& SRB_DMA_VALID
) {
2501 scsi_dma_unmap(cmd
);
2502 sp
->flags
&= ~SRB_DMA_VALID
;
2508 qla2x00_sp_compl(scsi_qla_host_t
*ha
, srb_t
*sp
)
2510 struct scsi_cmnd
*cmd
= sp
->cmd
;
2512 qla2x00_sp_free_dma(ha
, sp
);
2514 mempool_free(sp
, ha
->srb_mempool
);
2516 cmd
->scsi_done(cmd
);
2519 /**************************************************************************
2525 * Context: Interrupt
2526 ***************************************************************************/
2528 qla2x00_timer(scsi_qla_host_t
*ha
)
2530 unsigned long cpu_flags
= 0;
2536 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2539 * Ports - Port down timer.
2541 * Whenever, a port is in the LOST state we start decrementing its port
2542 * down timer every second until it reaches zero. Once it reaches zero
2543 * the port it marked DEAD.
2546 list_for_each_entry(fcport
, &ha
->fcports
, list
) {
2547 if (fcport
->port_type
!= FCT_TARGET
)
2550 if (atomic_read(&fcport
->state
) == FCS_DEVICE_LOST
) {
2552 if (atomic_read(&fcport
->port_down_timer
) == 0)
2555 if (atomic_dec_and_test(&fcport
->port_down_timer
) != 0)
2556 atomic_set(&fcport
->state
, FCS_DEVICE_DEAD
);
2558 DEBUG(printk("scsi(%ld): fcport-%d - port retry count: "
2561 t
, atomic_read(&fcport
->port_down_timer
)));
2564 } /* End of for fcport */
2567 /* Loop down handler. */
2568 if (atomic_read(&ha
->loop_down_timer
) > 0 &&
2569 !(test_bit(ABORT_ISP_ACTIVE
, &ha
->dpc_flags
)) && ha
->flags
.online
) {
2571 if (atomic_read(&ha
->loop_down_timer
) ==
2572 ha
->loop_down_abort_time
) {
2574 DEBUG(printk("scsi(%ld): Loop Down - aborting the "
2575 "queues before time expire\n",
2578 if (!IS_QLA2100(ha
) && ha
->link_down_timeout
)
2579 atomic_set(&ha
->loop_state
, LOOP_DEAD
);
2581 /* Schedule an ISP abort to return any tape commands. */
2582 /* NPIV - scan physical port only */
2584 spin_lock_irqsave(&ha
->hardware_lock
,
2587 index
< MAX_OUTSTANDING_COMMANDS
;
2591 sp
= ha
->outstanding_cmds
[index
];
2595 if (!(sfcp
->flags
& FCF_TAPE_PRESENT
))
2598 set_bit(ISP_ABORT_NEEDED
,
2602 spin_unlock_irqrestore(&ha
->hardware_lock
,
2605 set_bit(ABORT_QUEUES_NEEDED
, &ha
->dpc_flags
);
2609 /* if the loop has been down for 4 minutes, reinit adapter */
2610 if (atomic_dec_and_test(&ha
->loop_down_timer
) != 0) {
2611 DEBUG(printk("scsi(%ld): Loop down exceed 4 mins - "
2612 "restarting queues.\n",
2615 set_bit(RESTART_QUEUES_NEEDED
, &ha
->dpc_flags
);
2618 if (!(ha
->device_flags
& DFLG_NO_CABLE
) &&
2620 DEBUG(printk("scsi(%ld): Loop down - "
2623 qla_printk(KERN_WARNING
, ha
,
2624 "Loop down - aborting ISP.\n");
2626 set_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
);
2629 DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n",
2631 atomic_read(&ha
->loop_down_timer
)));
2634 /* Check if beacon LED needs to be blinked */
2635 if (ha
->beacon_blink_led
== 1) {
2636 set_bit(BEACON_BLINK_NEEDED
, &ha
->dpc_flags
);
2640 /* Process any deferred work. */
2641 if (!list_empty(&ha
->work_list
))
2644 /* Schedule the DPC routine if needed */
2645 if ((test_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
) ||
2646 test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
) ||
2647 test_bit(FCPORT_UPDATE_NEEDED
, &ha
->dpc_flags
) ||
2649 test_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
) ||
2650 test_bit(BEACON_BLINK_NEEDED
, &ha
->dpc_flags
) ||
2651 test_bit(VP_DPC_NEEDED
, &ha
->dpc_flags
) ||
2652 test_bit(RELOGIN_NEEDED
, &ha
->dpc_flags
)))
2653 qla2xxx_wake_dpc(pha
);
2655 qla2x00_restart_timer(ha
, WATCH_INTERVAL
);
2658 /* Firmware interface routines. */
2661 #define FW_ISP21XX 0
2662 #define FW_ISP22XX 1
2663 #define FW_ISP2300 2
2664 #define FW_ISP2322 3
2665 #define FW_ISP24XX 4
2666 #define FW_ISP25XX 5
2668 #define FW_FILE_ISP21XX "ql2100_fw.bin"
2669 #define FW_FILE_ISP22XX "ql2200_fw.bin"
2670 #define FW_FILE_ISP2300 "ql2300_fw.bin"
2671 #define FW_FILE_ISP2322 "ql2322_fw.bin"
2672 #define FW_FILE_ISP24XX "ql2400_fw.bin"
2673 #define FW_FILE_ISP25XX "ql2500_fw.bin"
2675 static DEFINE_MUTEX(qla_fw_lock
);
2677 static struct fw_blob qla_fw_blobs
[FW_BLOBS
] = {
2678 { .name
= FW_FILE_ISP21XX
, .segs
= { 0x1000, 0 }, },
2679 { .name
= FW_FILE_ISP22XX
, .segs
= { 0x1000, 0 }, },
2680 { .name
= FW_FILE_ISP2300
, .segs
= { 0x800, 0 }, },
2681 { .name
= FW_FILE_ISP2322
, .segs
= { 0x800, 0x1c000, 0x1e000, 0 }, },
2682 { .name
= FW_FILE_ISP24XX
, },
2683 { .name
= FW_FILE_ISP25XX
, },
2687 qla2x00_request_firmware(scsi_qla_host_t
*ha
)
2689 struct fw_blob
*blob
;
2692 if (IS_QLA2100(ha
)) {
2693 blob
= &qla_fw_blobs
[FW_ISP21XX
];
2694 } else if (IS_QLA2200(ha
)) {
2695 blob
= &qla_fw_blobs
[FW_ISP22XX
];
2696 } else if (IS_QLA2300(ha
) || IS_QLA2312(ha
) || IS_QLA6312(ha
)) {
2697 blob
= &qla_fw_blobs
[FW_ISP2300
];
2698 } else if (IS_QLA2322(ha
) || IS_QLA6322(ha
)) {
2699 blob
= &qla_fw_blobs
[FW_ISP2322
];
2700 } else if (IS_QLA24XX_TYPE(ha
)) {
2701 blob
= &qla_fw_blobs
[FW_ISP24XX
];
2702 } else if (IS_QLA25XX(ha
)) {
2703 blob
= &qla_fw_blobs
[FW_ISP25XX
];
2706 mutex_lock(&qla_fw_lock
);
2710 if (request_firmware(&blob
->fw
, blob
->name
, &ha
->pdev
->dev
)) {
2711 DEBUG2(printk("scsi(%ld): Failed to load firmware image "
2712 "(%s).\n", ha
->host_no
, blob
->name
));
2719 mutex_unlock(&qla_fw_lock
);
2724 qla2x00_release_firmware(void)
2728 mutex_lock(&qla_fw_lock
);
2729 for (idx
= 0; idx
< FW_BLOBS
; idx
++)
2730 if (qla_fw_blobs
[idx
].fw
)
2731 release_firmware(qla_fw_blobs
[idx
].fw
);
2732 mutex_unlock(&qla_fw_lock
);
2735 static pci_ers_result_t
2736 qla2xxx_pci_error_detected(struct pci_dev
*pdev
, pci_channel_state_t state
)
2739 case pci_channel_io_normal
:
2740 return PCI_ERS_RESULT_CAN_RECOVER
;
2741 case pci_channel_io_frozen
:
2742 pci_disable_device(pdev
);
2743 return PCI_ERS_RESULT_NEED_RESET
;
2744 case pci_channel_io_perm_failure
:
2745 qla2x00_remove_one(pdev
);
2746 return PCI_ERS_RESULT_DISCONNECT
;
2748 return PCI_ERS_RESULT_NEED_RESET
;
2751 static pci_ers_result_t
2752 qla2xxx_pci_mmio_enabled(struct pci_dev
*pdev
)
2754 int risc_paused
= 0;
2756 unsigned long flags
;
2757 scsi_qla_host_t
*ha
= pci_get_drvdata(pdev
);
2758 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
2759 struct device_reg_24xx __iomem
*reg24
= &ha
->iobase
->isp24
;
2761 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2762 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)){
2763 stat
= RD_REG_DWORD(®
->hccr
);
2764 if (stat
& HCCR_RISC_PAUSE
)
2766 } else if (IS_QLA23XX(ha
)) {
2767 stat
= RD_REG_DWORD(®
->u
.isp2300
.host_status
);
2768 if (stat
& HSR_RISC_PAUSED
)
2770 } else if (IS_FWI2_CAPABLE(ha
)) {
2771 stat
= RD_REG_DWORD(®24
->host_status
);
2772 if (stat
& HSRX_RISC_PAUSED
)
2775 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2778 qla_printk(KERN_INFO
, ha
, "RISC paused -- mmio_enabled, "
2779 "Dumping firmware!\n");
2780 ha
->isp_ops
->fw_dump(ha
, 0);
2782 return PCI_ERS_RESULT_NEED_RESET
;
2784 return PCI_ERS_RESULT_RECOVERED
;
2787 static pci_ers_result_t
2788 qla2xxx_pci_slot_reset(struct pci_dev
*pdev
)
2790 pci_ers_result_t ret
= PCI_ERS_RESULT_DISCONNECT
;
2791 scsi_qla_host_t
*ha
= pci_get_drvdata(pdev
);
2795 rc
= pci_enable_device_mem(pdev
);
2797 rc
= pci_enable_device(pdev
);
2800 qla_printk(KERN_WARNING
, ha
,
2801 "Can't re-enable PCI device after reset.\n");
2805 pci_set_master(pdev
);
2807 if (ha
->isp_ops
->pci_config(ha
))
2810 set_bit(ABORT_ISP_ACTIVE
, &ha
->dpc_flags
);
2811 if (qla2x00_abort_isp(ha
)== QLA_SUCCESS
)
2812 ret
= PCI_ERS_RESULT_RECOVERED
;
2813 clear_bit(ABORT_ISP_ACTIVE
, &ha
->dpc_flags
);
2819 qla2xxx_pci_resume(struct pci_dev
*pdev
)
2821 scsi_qla_host_t
*ha
= pci_get_drvdata(pdev
);
2824 ret
= qla2x00_wait_for_hba_online(ha
);
2825 if (ret
!= QLA_SUCCESS
) {
2826 qla_printk(KERN_ERR
, ha
,
2827 "the device failed to resume I/O "
2828 "from slot/link_reset");
2830 pci_cleanup_aer_uncorrect_error_status(pdev
);
2833 static struct pci_error_handlers qla2xxx_err_handler
= {
2834 .error_detected
= qla2xxx_pci_error_detected
,
2835 .mmio_enabled
= qla2xxx_pci_mmio_enabled
,
2836 .slot_reset
= qla2xxx_pci_slot_reset
,
2837 .resume
= qla2xxx_pci_resume
,
2840 static struct pci_device_id qla2xxx_pci_tbl
[] = {
2841 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2100
) },
2842 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2200
) },
2843 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2300
) },
2844 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2312
) },
2845 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2322
) },
2846 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP6312
) },
2847 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP6322
) },
2848 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2422
) },
2849 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2432
) },
2850 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP8432
) },
2851 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP5422
) },
2852 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP5432
) },
2853 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2532
) },
2856 MODULE_DEVICE_TABLE(pci
, qla2xxx_pci_tbl
);
2858 static struct pci_driver qla2xxx_pci_driver
= {
2859 .name
= QLA2XXX_DRIVER_NAME
,
2861 .owner
= THIS_MODULE
,
2863 .id_table
= qla2xxx_pci_tbl
,
2864 .probe
= qla2x00_probe_one
,
2865 .remove
= qla2x00_remove_one
,
2866 .err_handler
= &qla2xxx_err_handler
,
2870 * qla2x00_module_init - Module initialization.
2873 qla2x00_module_init(void)
2877 /* Allocate cache for SRBs. */
2878 srb_cachep
= kmem_cache_create("qla2xxx_srbs", sizeof(srb_t
), 0,
2879 SLAB_HWCACHE_ALIGN
, NULL
);
2880 if (srb_cachep
== NULL
) {
2882 "qla2xxx: Unable to allocate SRB cache...Failing load!\n");
2886 /* Derive version string. */
2887 strcpy(qla2x00_version_str
, QLA2XXX_VERSION
);
2888 if (ql2xextended_error_logging
)
2889 strcat(qla2x00_version_str
, "-debug");
2891 qla2xxx_transport_template
=
2892 fc_attach_transport(&qla2xxx_transport_functions
);
2893 if (!qla2xxx_transport_template
) {
2894 kmem_cache_destroy(srb_cachep
);
2897 qla2xxx_transport_vport_template
=
2898 fc_attach_transport(&qla2xxx_transport_vport_functions
);
2899 if (!qla2xxx_transport_vport_template
) {
2900 kmem_cache_destroy(srb_cachep
);
2901 fc_release_transport(qla2xxx_transport_template
);
2905 printk(KERN_INFO
"QLogic Fibre Channel HBA Driver: %s\n",
2906 qla2x00_version_str
);
2907 ret
= pci_register_driver(&qla2xxx_pci_driver
);
2909 kmem_cache_destroy(srb_cachep
);
2910 fc_release_transport(qla2xxx_transport_template
);
2911 fc_release_transport(qla2xxx_transport_vport_template
);
2917 * qla2x00_module_exit - Module cleanup.
2920 qla2x00_module_exit(void)
2922 pci_unregister_driver(&qla2xxx_pci_driver
);
2923 qla2x00_release_firmware();
2924 kmem_cache_destroy(srb_cachep
);
2925 fc_release_transport(qla2xxx_transport_template
);
2926 fc_release_transport(qla2xxx_transport_vport_template
);
2929 module_init(qla2x00_module_init
);
2930 module_exit(qla2x00_module_exit
);
2932 MODULE_AUTHOR("QLogic Corporation");
2933 MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver");
2934 MODULE_LICENSE("GPL");
2935 MODULE_VERSION(QLA2XXX_VERSION
);
2936 MODULE_FIRMWARE(FW_FILE_ISP21XX
);
2937 MODULE_FIRMWARE(FW_FILE_ISP22XX
);
2938 MODULE_FIRMWARE(FW_FILE_ISP2300
);
2939 MODULE_FIRMWARE(FW_FILE_ISP2322
);
2940 MODULE_FIRMWARE(FW_FILE_ISP24XX
);
2941 MODULE_FIRMWARE(FW_FILE_ISP25XX
);