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.");
95 int ql2xmaxqueues
= 1;
96 module_param(ql2xmaxqueues
, int, S_IRUGO
|S_IRUSR
);
97 MODULE_PARM_DESC(ql2xmaxqueues
,
98 "Enables MQ settings "
99 "Default is 1 for single queue. Set it to number \
100 of queues in MQ mode.");
102 * SCSI host template entry points
104 static int qla2xxx_slave_configure(struct scsi_device
* device
);
105 static int qla2xxx_slave_alloc(struct scsi_device
*);
106 static int qla2xxx_scan_finished(struct Scsi_Host
*, unsigned long time
);
107 static void qla2xxx_scan_start(struct Scsi_Host
*);
108 static void qla2xxx_slave_destroy(struct scsi_device
*);
109 static int qla2x00_queuecommand(struct scsi_cmnd
*cmd
,
110 void (*fn
)(struct scsi_cmnd
*));
111 static int qla24xx_queuecommand(struct scsi_cmnd
*cmd
,
112 void (*fn
)(struct scsi_cmnd
*));
113 static int qla2xxx_eh_abort(struct scsi_cmnd
*);
114 static int qla2xxx_eh_device_reset(struct scsi_cmnd
*);
115 static int qla2xxx_eh_target_reset(struct scsi_cmnd
*);
116 static int qla2xxx_eh_bus_reset(struct scsi_cmnd
*);
117 static int qla2xxx_eh_host_reset(struct scsi_cmnd
*);
119 static int qla2x00_change_queue_depth(struct scsi_device
*, int);
120 static int qla2x00_change_queue_type(struct scsi_device
*, int);
122 static struct scsi_host_template qla2x00_driver_template
= {
123 .module
= THIS_MODULE
,
124 .name
= QLA2XXX_DRIVER_NAME
,
125 .queuecommand
= qla2x00_queuecommand
,
127 .eh_abort_handler
= qla2xxx_eh_abort
,
128 .eh_device_reset_handler
= qla2xxx_eh_device_reset
,
129 .eh_target_reset_handler
= qla2xxx_eh_target_reset
,
130 .eh_bus_reset_handler
= qla2xxx_eh_bus_reset
,
131 .eh_host_reset_handler
= qla2xxx_eh_host_reset
,
133 .slave_configure
= qla2xxx_slave_configure
,
135 .slave_alloc
= qla2xxx_slave_alloc
,
136 .slave_destroy
= qla2xxx_slave_destroy
,
137 .scan_finished
= qla2xxx_scan_finished
,
138 .scan_start
= qla2xxx_scan_start
,
139 .change_queue_depth
= qla2x00_change_queue_depth
,
140 .change_queue_type
= qla2x00_change_queue_type
,
143 .use_clustering
= ENABLE_CLUSTERING
,
144 .sg_tablesize
= SG_ALL
,
147 * The RISC allows for each command to transfer (2^32-1) bytes of data,
148 * which equates to 0x800000 sectors.
150 .max_sectors
= 0xFFFF,
151 .shost_attrs
= qla2x00_host_attrs
,
154 struct scsi_host_template qla24xx_driver_template
= {
155 .module
= THIS_MODULE
,
156 .name
= QLA2XXX_DRIVER_NAME
,
157 .queuecommand
= qla24xx_queuecommand
,
159 .eh_abort_handler
= qla2xxx_eh_abort
,
160 .eh_device_reset_handler
= qla2xxx_eh_device_reset
,
161 .eh_target_reset_handler
= qla2xxx_eh_target_reset
,
162 .eh_bus_reset_handler
= qla2xxx_eh_bus_reset
,
163 .eh_host_reset_handler
= qla2xxx_eh_host_reset
,
165 .slave_configure
= qla2xxx_slave_configure
,
167 .slave_alloc
= qla2xxx_slave_alloc
,
168 .slave_destroy
= qla2xxx_slave_destroy
,
169 .scan_finished
= qla2xxx_scan_finished
,
170 .scan_start
= qla2xxx_scan_start
,
171 .change_queue_depth
= qla2x00_change_queue_depth
,
172 .change_queue_type
= qla2x00_change_queue_type
,
175 .use_clustering
= ENABLE_CLUSTERING
,
176 .sg_tablesize
= SG_ALL
,
178 .max_sectors
= 0xFFFF,
179 .shost_attrs
= qla2x00_host_attrs
,
182 static struct scsi_transport_template
*qla2xxx_transport_template
= NULL
;
183 struct scsi_transport_template
*qla2xxx_transport_vport_template
= NULL
;
185 /* TODO Convert to inlines
191 qla2x00_start_timer(scsi_qla_host_t
*vha
, void *func
, unsigned long interval
)
193 init_timer(&vha
->timer
);
194 vha
->timer
.expires
= jiffies
+ interval
* HZ
;
195 vha
->timer
.data
= (unsigned long)vha
;
196 vha
->timer
.function
= (void (*)(unsigned long))func
;
197 add_timer(&vha
->timer
);
198 vha
->timer_active
= 1;
202 qla2x00_restart_timer(scsi_qla_host_t
*vha
, unsigned long interval
)
204 mod_timer(&vha
->timer
, jiffies
+ interval
* HZ
);
207 static __inline__
void
208 qla2x00_stop_timer(scsi_qla_host_t
*vha
)
210 del_timer_sync(&vha
->timer
);
211 vha
->timer_active
= 0;
214 static int qla2x00_do_dpc(void *data
);
216 static void qla2x00_rst_aen(scsi_qla_host_t
*);
218 static int qla2x00_mem_alloc(struct qla_hw_data
*, uint16_t, uint16_t,
219 struct req_que
**, struct rsp_que
**);
220 static void qla2x00_mem_free(struct qla_hw_data
*);
221 static void qla2x00_sp_free_dma(srb_t
*);
223 /* -------------------------------------------------------------------------- */
224 static int qla2x00_alloc_queues(struct qla_hw_data
*ha
)
226 ha
->req_q_map
= kzalloc(sizeof(struct req_que
*) * ha
->max_queues
,
228 if (!ha
->req_q_map
) {
229 qla_printk(KERN_WARNING
, ha
,
230 "Unable to allocate memory for request queue ptrs\n");
234 ha
->rsp_q_map
= kzalloc(sizeof(struct rsp_que
*) * ha
->max_queues
,
236 if (!ha
->rsp_q_map
) {
237 qla_printk(KERN_WARNING
, ha
,
238 "Unable to allocate memory for response queue ptrs\n");
241 set_bit(0, ha
->rsp_qid_map
);
242 set_bit(0, ha
->req_qid_map
);
246 kfree(ha
->req_q_map
);
247 ha
->req_q_map
= NULL
;
252 static void qla2x00_free_que(struct qla_hw_data
*ha
, struct req_que
*req
,
255 if (rsp
&& rsp
->ring
)
256 dma_free_coherent(&ha
->pdev
->dev
,
257 (rsp
->length
+ 1) * sizeof(response_t
),
258 rsp
->ring
, rsp
->dma
);
262 if (req
&& req
->ring
)
263 dma_free_coherent(&ha
->pdev
->dev
,
264 (req
->length
+ 1) * sizeof(request_t
),
265 req
->ring
, req
->dma
);
271 static void qla2x00_free_queues(struct qla_hw_data
*ha
)
277 for (cnt
= 0; cnt
< ha
->max_queues
; cnt
++) {
278 rsp
= ha
->rsp_q_map
[cnt
];
279 req
= ha
->req_q_map
[cnt
];
280 qla2x00_free_que(ha
, req
, rsp
);
282 kfree(ha
->rsp_q_map
);
283 ha
->rsp_q_map
= NULL
;
285 kfree(ha
->req_q_map
);
286 ha
->req_q_map
= NULL
;
290 qla2x00_pci_info_str(struct scsi_qla_host
*vha
, char *str
)
292 struct qla_hw_data
*ha
= vha
->hw
;
293 static char *pci_bus_modes
[] = {
294 "33", "66", "100", "133",
299 pci_bus
= (ha
->pci_attr
& (BIT_9
| BIT_10
)) >> 9;
302 strcat(str
, pci_bus_modes
[pci_bus
]);
304 pci_bus
= (ha
->pci_attr
& BIT_8
) >> 8;
306 strcat(str
, pci_bus_modes
[pci_bus
]);
308 strcat(str
, " MHz)");
314 qla24xx_pci_info_str(struct scsi_qla_host
*vha
, char *str
)
316 static char *pci_bus_modes
[] = { "33", "66", "100", "133", };
317 struct qla_hw_data
*ha
= vha
->hw
;
321 pcie_reg
= pci_find_capability(ha
->pdev
, PCI_CAP_ID_EXP
);
324 uint16_t pcie_lstat
, lspeed
, lwidth
;
327 pci_read_config_word(ha
->pdev
, pcie_reg
, &pcie_lstat
);
328 lspeed
= pcie_lstat
& (BIT_0
| BIT_1
| BIT_2
| BIT_3
);
329 lwidth
= (pcie_lstat
&
330 (BIT_4
| BIT_5
| BIT_6
| BIT_7
| BIT_8
| BIT_9
)) >> 4;
332 strcpy(str
, "PCIe (");
334 strcat(str
, "2.5GT/s ");
335 else if (lspeed
== 2)
336 strcat(str
, "5.0GT/s ");
338 strcat(str
, "<unknown> ");
339 snprintf(lwstr
, sizeof(lwstr
), "x%d)", lwidth
);
346 pci_bus
= (ha
->pci_attr
& CSRX_PCIX_BUS_MODE_MASK
) >> 8;
347 if (pci_bus
== 0 || pci_bus
== 8) {
349 strcat(str
, pci_bus_modes
[pci_bus
>> 3]);
353 strcat(str
, "Mode 2");
355 strcat(str
, "Mode 1");
357 strcat(str
, pci_bus_modes
[pci_bus
& ~BIT_2
]);
359 strcat(str
, " MHz)");
365 qla2x00_fw_version_str(struct scsi_qla_host
*vha
, char *str
)
368 struct qla_hw_data
*ha
= vha
->hw
;
370 sprintf(str
, "%d.%02d.%02d ", ha
->fw_major_version
,
371 ha
->fw_minor_version
,
372 ha
->fw_subminor_version
);
374 if (ha
->fw_attributes
& BIT_9
) {
379 switch (ha
->fw_attributes
& 0xFF) {
393 sprintf(un_str
, "(%x)", ha
->fw_attributes
);
397 if (ha
->fw_attributes
& 0x100)
404 qla24xx_fw_version_str(struct scsi_qla_host
*vha
, char *str
)
406 struct qla_hw_data
*ha
= vha
->hw
;
408 sprintf(str
, "%d.%02d.%02d (%x)", ha
->fw_major_version
,
409 ha
->fw_minor_version
, ha
->fw_subminor_version
, ha
->fw_attributes
);
413 static inline srb_t
*
414 qla2x00_get_new_sp(scsi_qla_host_t
*vha
, fc_port_t
*fcport
,
415 struct scsi_cmnd
*cmd
, void (*done
)(struct scsi_cmnd
*))
418 struct qla_hw_data
*ha
= vha
->hw
;
420 sp
= mempool_alloc(ha
->srb_mempool
, GFP_ATOMIC
);
426 sp
->que
= ha
->req_q_map
[0];
428 CMD_SP(cmd
) = (void *)sp
;
429 cmd
->scsi_done
= done
;
435 qla2x00_queuecommand(struct scsi_cmnd
*cmd
, void (*done
)(struct scsi_cmnd
*))
437 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
438 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
439 struct fc_rport
*rport
= starget_to_rport(scsi_target(cmd
->device
));
440 struct qla_hw_data
*ha
= vha
->hw
;
444 if (unlikely(pci_channel_offline(ha
->pdev
))) {
445 cmd
->result
= DID_REQUEUE
<< 16;
446 goto qc_fail_command
;
449 rval
= fc_remote_port_chkready(rport
);
452 goto qc_fail_command
;
455 /* Close window on fcport/rport state-transitioning. */
459 if (atomic_read(&fcport
->state
) != FCS_ONLINE
) {
460 if (atomic_read(&fcport
->state
) == FCS_DEVICE_DEAD
||
461 atomic_read(&vha
->loop_state
) == LOOP_DEAD
) {
462 cmd
->result
= DID_NO_CONNECT
<< 16;
463 goto qc_fail_command
;
468 spin_unlock_irq(vha
->host
->host_lock
);
470 sp
= qla2x00_get_new_sp(vha
, fcport
, cmd
, done
);
472 goto qc_host_busy_lock
;
474 rval
= ha
->isp_ops
->start_scsi(sp
);
475 if (rval
!= QLA_SUCCESS
)
476 goto qc_host_busy_free_sp
;
478 spin_lock_irq(vha
->host
->host_lock
);
482 qc_host_busy_free_sp
:
483 qla2x00_sp_free_dma(sp
);
484 mempool_free(sp
, ha
->srb_mempool
);
487 spin_lock_irq(vha
->host
->host_lock
);
488 return SCSI_MLQUEUE_HOST_BUSY
;
491 return SCSI_MLQUEUE_TARGET_BUSY
;
501 qla24xx_queuecommand(struct scsi_cmnd
*cmd
, void (*done
)(struct scsi_cmnd
*))
503 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
504 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
505 struct fc_rport
*rport
= starget_to_rport(scsi_target(cmd
->device
));
506 struct qla_hw_data
*ha
= vha
->hw
;
507 struct scsi_qla_host
*base_vha
= pci_get_drvdata(ha
->pdev
);
511 if (unlikely(pci_channel_offline(ha
->pdev
))) {
512 cmd
->result
= DID_REQUEUE
<< 16;
513 goto qc24_fail_command
;
516 rval
= fc_remote_port_chkready(rport
);
519 goto qc24_fail_command
;
522 /* Close window on fcport/rport state-transitioning. */
524 goto qc24_target_busy
;
526 if (atomic_read(&fcport
->state
) != FCS_ONLINE
) {
527 if (atomic_read(&fcport
->state
) == FCS_DEVICE_DEAD
||
528 atomic_read(&base_vha
->loop_state
) == LOOP_DEAD
) {
529 cmd
->result
= DID_NO_CONNECT
<< 16;
530 goto qc24_fail_command
;
532 goto qc24_target_busy
;
535 spin_unlock_irq(vha
->host
->host_lock
);
537 sp
= qla2x00_get_new_sp(base_vha
, fcport
, cmd
, done
);
539 goto qc24_host_busy_lock
;
541 rval
= ha
->isp_ops
->start_scsi(sp
);
542 if (rval
!= QLA_SUCCESS
)
543 goto qc24_host_busy_free_sp
;
545 spin_lock_irq(vha
->host
->host_lock
);
549 qc24_host_busy_free_sp
:
550 qla2x00_sp_free_dma(sp
);
551 mempool_free(sp
, ha
->srb_mempool
);
554 spin_lock_irq(vha
->host
->host_lock
);
555 return SCSI_MLQUEUE_HOST_BUSY
;
558 return SCSI_MLQUEUE_TARGET_BUSY
;
568 * qla2x00_eh_wait_on_command
569 * Waits for the command to be returned by the Firmware for some
573 * cmd = Scsi Command to wait on.
580 qla2x00_eh_wait_on_command(struct scsi_cmnd
*cmd
)
582 #define ABORT_POLLING_PERIOD 1000
583 #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD))
584 unsigned long wait_iter
= ABORT_WAIT_ITER
;
585 int ret
= QLA_SUCCESS
;
587 while (CMD_SP(cmd
)) {
588 msleep(ABORT_POLLING_PERIOD
);
594 ret
= QLA_FUNCTION_FAILED
;
600 * qla2x00_wait_for_hba_online
601 * Wait till the HBA is online after going through
602 * <= MAX_RETRIES_OF_ISP_ABORT or
603 * finally HBA is disabled ie marked offline
606 * ha - pointer to host adapter structure
609 * Does context switching-Release SPIN_LOCK
610 * (if any) before calling this routine.
613 * Success (Adapter is online) : 0
614 * Failed (Adapter is offline/disabled) : 1
617 qla2x00_wait_for_hba_online(scsi_qla_host_t
*vha
)
620 unsigned long wait_online
;
621 struct qla_hw_data
*ha
= vha
->hw
;
622 scsi_qla_host_t
*base_vha
= pci_get_drvdata(ha
->pdev
);
624 wait_online
= jiffies
+ (MAX_LOOP_TIMEOUT
* HZ
);
625 while (((test_bit(ISP_ABORT_NEEDED
, &base_vha
->dpc_flags
)) ||
626 test_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
) ||
627 test_bit(ISP_ABORT_RETRY
, &base_vha
->dpc_flags
) ||
628 ha
->dpc_active
) && time_before(jiffies
, wait_online
)) {
632 if (base_vha
->flags
.online
)
633 return_status
= QLA_SUCCESS
;
635 return_status
= QLA_FUNCTION_FAILED
;
637 return (return_status
);
641 * qla2x00_wait_for_loop_ready
642 * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop
643 * to be in LOOP_READY state.
645 * ha - pointer to host adapter structure
648 * Does context switching-Release SPIN_LOCK
649 * (if any) before calling this routine.
653 * Success (LOOP_READY) : 0
654 * Failed (LOOP_NOT_READY) : 1
657 qla2x00_wait_for_loop_ready(scsi_qla_host_t
*vha
)
659 int return_status
= QLA_SUCCESS
;
660 unsigned long loop_timeout
;
661 struct qla_hw_data
*ha
= vha
->hw
;
662 scsi_qla_host_t
*base_vha
= pci_get_drvdata(ha
->pdev
);
664 /* wait for 5 min at the max for loop to be ready */
665 loop_timeout
= jiffies
+ (MAX_LOOP_TIMEOUT
* HZ
);
667 while ((!atomic_read(&base_vha
->loop_down_timer
) &&
668 atomic_read(&base_vha
->loop_state
) == LOOP_DOWN
) ||
669 atomic_read(&base_vha
->loop_state
) != LOOP_READY
) {
670 if (atomic_read(&base_vha
->loop_state
) == LOOP_DEAD
) {
671 return_status
= QLA_FUNCTION_FAILED
;
675 if (time_after_eq(jiffies
, loop_timeout
)) {
676 return_status
= QLA_FUNCTION_FAILED
;
680 return (return_status
);
684 qla2x00_abort_fcport_cmds(fc_port_t
*fcport
)
689 scsi_qla_host_t
*vha
= fcport
->vha
;
690 struct qla_hw_data
*ha
= vha
->hw
;
693 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
694 for (que
= 0; que
< QLA_MAX_HOST_QUES
; que
++) {
695 id
= vha
->req_ques
[que
];
696 req
= ha
->req_q_map
[id
];
699 for (cnt
= 1; cnt
< MAX_OUTSTANDING_COMMANDS
; cnt
++) {
700 sp
= req
->outstanding_cmds
[cnt
];
703 if (sp
->fcport
!= fcport
)
706 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
707 if (ha
->isp_ops
->abort_command(vha
, sp
, req
)) {
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
);
721 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
725 qla2x00_block_error_handler(struct scsi_cmnd
*cmnd
)
727 struct Scsi_Host
*shost
= cmnd
->device
->host
;
728 struct fc_rport
*rport
= starget_to_rport(scsi_target(cmnd
->device
));
731 spin_lock_irqsave(shost
->host_lock
, flags
);
732 while (rport
->port_state
== FC_PORTSTATE_BLOCKED
) {
733 spin_unlock_irqrestore(shost
->host_lock
, flags
);
735 spin_lock_irqsave(shost
->host_lock
, flags
);
737 spin_unlock_irqrestore(shost
->host_lock
, flags
);
741 /**************************************************************************
745 * The abort function will abort the specified command.
748 * cmd = Linux SCSI command packet to be aborted.
751 * Either SUCCESS or FAILED.
754 * Only return FAILED if command not returned by firmware.
755 **************************************************************************/
757 qla2xxx_eh_abort(struct scsi_cmnd
*cmd
)
759 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
762 unsigned int id
, lun
;
763 unsigned long serial
;
766 struct qla_hw_data
*ha
= vha
->hw
;
770 qla2x00_block_error_handler(cmd
);
777 id
= cmd
->device
->id
;
778 lun
= cmd
->device
->lun
;
779 serial
= cmd
->serial_number
;
780 spt
= (srb_t
*) CMD_SP(cmd
);
785 /* Check active list for command command. */
786 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
787 for (i
= 1; i
< MAX_OUTSTANDING_COMMANDS
; i
++) {
788 sp
= req
->outstanding_cmds
[i
];
796 DEBUG2(printk("%s(%ld): aborting sp %p from RISC."
797 " pid=%ld.\n", __func__
, vha
->host_no
, sp
, serial
));
799 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
800 if (ha
->isp_ops
->abort_command(vha
, sp
, req
)) {
801 DEBUG2(printk("%s(%ld): abort_command "
802 "mbx failed.\n", __func__
, vha
->host_no
));
804 DEBUG3(printk("%s(%ld): abort_command "
805 "mbx success.\n", __func__
, vha
->host_no
));
808 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
811 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
813 /* Wait for the command to be returned. */
815 if (qla2x00_eh_wait_on_command(cmd
) != QLA_SUCCESS
) {
816 qla_printk(KERN_ERR
, ha
,
817 "scsi(%ld:%d:%d): Abort handler timed out -- %lx "
818 "%x.\n", vha
->host_no
, id
, lun
, serial
, ret
);
823 qla_printk(KERN_INFO
, ha
,
824 "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n",
825 vha
->host_no
, id
, lun
, wait
, serial
, ret
);
830 enum nexus_wait_type
{
837 qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t
*vha
, unsigned int t
,
838 unsigned int l
, srb_t
*sp
, enum nexus_wait_type type
)
840 int cnt
, match
, status
;
842 struct qla_hw_data
*ha
= vha
->hw
;
845 status
= QLA_SUCCESS
;
849 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
851 for (cnt
= 1; status
== QLA_SUCCESS
&&
852 cnt
< MAX_OUTSTANDING_COMMANDS
; cnt
++) {
853 sp
= req
->outstanding_cmds
[cnt
];
857 if (vha
->vp_idx
!= sp
->fcport
->vha
->vp_idx
)
865 match
= sp
->cmd
->device
->id
== t
;
868 match
= (sp
->cmd
->device
->id
== t
&&
869 sp
->cmd
->device
->lun
== l
);
875 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
876 status
= qla2x00_eh_wait_on_command(sp
->cmd
);
877 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
879 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
884 static char *reset_errors
[] = {
887 "Task management failed",
888 "Waiting for command completions",
892 __qla2xxx_eh_generic_reset(char *name
, enum nexus_wait_type type
,
893 struct scsi_cmnd
*cmd
, int (*do_reset
)(struct fc_port
*, unsigned int))
895 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
896 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
899 qla2x00_block_error_handler(cmd
);
904 qla_printk(KERN_INFO
, vha
->hw
, "scsi(%ld:%d:%d): %s RESET ISSUED.\n",
905 vha
->host_no
, cmd
->device
->id
, cmd
->device
->lun
, name
);
908 if (qla2x00_wait_for_hba_online(vha
) != QLA_SUCCESS
)
909 goto eh_reset_failed
;
911 if (qla2x00_wait_for_loop_ready(vha
) != QLA_SUCCESS
)
912 goto eh_reset_failed
;
914 if (do_reset(fcport
, cmd
->device
->lun
) != QLA_SUCCESS
)
915 goto eh_reset_failed
;
917 if (qla2x00_eh_wait_for_pending_commands(vha
, cmd
->device
->id
,
918 cmd
->device
->lun
, (srb_t
*) CMD_SP(cmd
), type
) != QLA_SUCCESS
)
919 goto eh_reset_failed
;
921 qla_printk(KERN_INFO
, vha
->hw
, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n",
922 vha
->host_no
, cmd
->device
->id
, cmd
->device
->lun
, name
);
927 qla_printk(KERN_INFO
, vha
->hw
, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n"
928 , vha
->host_no
, cmd
->device
->id
, cmd
->device
->lun
, name
,
934 qla2xxx_eh_device_reset(struct scsi_cmnd
*cmd
)
936 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
937 struct qla_hw_data
*ha
= vha
->hw
;
939 return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN
, cmd
,
940 ha
->isp_ops
->lun_reset
);
944 qla2xxx_eh_target_reset(struct scsi_cmnd
*cmd
)
946 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
947 struct qla_hw_data
*ha
= vha
->hw
;
949 return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET
, cmd
,
950 ha
->isp_ops
->target_reset
);
953 /**************************************************************************
954 * qla2xxx_eh_bus_reset
957 * The bus reset function will reset the bus and abort any executing
961 * cmd = Linux SCSI command packet of the command that cause the
965 * SUCCESS/FAILURE (defined as macro in scsi.h).
967 **************************************************************************/
969 qla2xxx_eh_bus_reset(struct scsi_cmnd
*cmd
)
971 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
972 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
974 unsigned int id
, lun
;
975 unsigned long serial
;
976 srb_t
*sp
= (srb_t
*) CMD_SP(cmd
);
978 qla2x00_block_error_handler(cmd
);
980 id
= cmd
->device
->id
;
981 lun
= cmd
->device
->lun
;
982 serial
= cmd
->serial_number
;
987 qla_printk(KERN_INFO
, vha
->hw
,
988 "scsi(%ld:%d:%d): BUS RESET ISSUED.\n", vha
->host_no
, id
, lun
);
990 if (qla2x00_wait_for_hba_online(vha
) != QLA_SUCCESS
) {
991 DEBUG2(printk("%s failed:board disabled\n",__func__
));
992 goto eh_bus_reset_done
;
995 if (qla2x00_wait_for_loop_ready(vha
) == QLA_SUCCESS
) {
996 if (qla2x00_loop_reset(vha
) == QLA_SUCCESS
)
1000 goto eh_bus_reset_done
;
1002 /* Flush outstanding commands. */
1003 if (qla2x00_eh_wait_for_pending_commands(vha
, 0, 0, sp
, WAIT_HOST
) !=
1008 qla_printk(KERN_INFO
, vha
->hw
, "%s: reset %s\n", __func__
,
1009 (ret
== FAILED
) ? "failed" : "succeded");
1014 /**************************************************************************
1015 * qla2xxx_eh_host_reset
1018 * The reset function will reset the Adapter.
1021 * cmd = Linux SCSI command packet of the command that cause the
1025 * Either SUCCESS or FAILED.
1028 **************************************************************************/
1030 qla2xxx_eh_host_reset(struct scsi_cmnd
*cmd
)
1032 scsi_qla_host_t
*vha
= shost_priv(cmd
->device
->host
);
1033 fc_port_t
*fcport
= (struct fc_port
*) cmd
->device
->hostdata
;
1034 struct qla_hw_data
*ha
= vha
->hw
;
1036 unsigned int id
, lun
;
1037 unsigned long serial
;
1038 srb_t
*sp
= (srb_t
*) CMD_SP(cmd
);
1039 scsi_qla_host_t
*base_vha
= pci_get_drvdata(ha
->pdev
);
1041 qla2x00_block_error_handler(cmd
);
1043 id
= cmd
->device
->id
;
1044 lun
= cmd
->device
->lun
;
1045 serial
= cmd
->serial_number
;
1050 qla_printk(KERN_INFO
, ha
,
1051 "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", vha
->host_no
, id
, lun
);
1053 if (qla2x00_wait_for_hba_online(vha
) != QLA_SUCCESS
)
1054 goto eh_host_reset_lock
;
1057 * Fixme-may be dpc thread is active and processing
1058 * loop_resync,so wait a while for it to
1059 * be completed and then issue big hammer.Otherwise
1060 * it may cause I/O failure as big hammer marks the
1061 * devices as lost kicking of the port_down_timer
1062 * while dpc is stuck for the mailbox to complete.
1064 qla2x00_wait_for_loop_ready(vha
);
1065 if (vha
!= base_vha
) {
1066 if (qla2x00_vp_abort_isp(vha
))
1067 goto eh_host_reset_lock
;
1069 set_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
1070 if (qla2x00_abort_isp(base_vha
)) {
1071 clear_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
1072 /* failed. schedule dpc to try */
1073 set_bit(ISP_ABORT_NEEDED
, &base_vha
->dpc_flags
);
1075 if (qla2x00_wait_for_hba_online(vha
) != QLA_SUCCESS
)
1076 goto eh_host_reset_lock
;
1078 clear_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
1081 /* Waiting for command to be returned to OS.*/
1082 if (qla2x00_eh_wait_for_pending_commands(vha
, 0, 0, sp
, WAIT_HOST
) ==
1087 qla_printk(KERN_INFO
, ha
, "%s: reset %s\n", __func__
,
1088 (ret
== FAILED
) ? "failed" : "succeded");
1094 * qla2x00_loop_reset
1098 * ha = adapter block pointer.
1104 qla2x00_loop_reset(scsi_qla_host_t
*vha
)
1107 struct fc_port
*fcport
;
1108 struct qla_hw_data
*ha
= vha
->hw
;
1110 if (ha
->flags
.enable_lip_full_login
&& !vha
->vp_idx
) {
1111 ret
= qla2x00_full_login_lip(vha
);
1112 if (ret
!= QLA_SUCCESS
) {
1113 DEBUG2_3(printk("%s(%ld): failed: "
1114 "full_login_lip=%d.\n", __func__
, vha
->host_no
,
1117 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
1118 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
1119 qla2x00_mark_all_devices_lost(vha
, 0);
1120 qla2x00_wait_for_loop_ready(vha
);
1123 if (ha
->flags
.enable_lip_reset
&& !vha
->vp_idx
) {
1124 ret
= qla2x00_lip_reset(vha
);
1125 if (ret
!= QLA_SUCCESS
) {
1126 DEBUG2_3(printk("%s(%ld): failed: "
1127 "lip_reset=%d.\n", __func__
, vha
->host_no
, ret
));
1129 qla2x00_wait_for_loop_ready(vha
);
1132 if (ha
->flags
.enable_target_reset
) {
1133 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
1134 if (fcport
->port_type
!= FCT_TARGET
)
1137 ret
= ha
->isp_ops
->target_reset(fcport
, 0);
1138 if (ret
!= QLA_SUCCESS
) {
1139 DEBUG2_3(printk("%s(%ld): bus_reset failed: "
1140 "target_reset=%d d_id=%x.\n", __func__
,
1141 vha
->host_no
, ret
, fcport
->d_id
.b24
));
1145 /* Issue marker command only when we are going to start the I/O */
1146 vha
->marker_needed
= 1;
1152 qla2x00_abort_all_cmds(scsi_qla_host_t
*vha
, int res
)
1155 unsigned long flags
;
1157 struct qla_hw_data
*ha
= vha
->hw
;
1158 struct req_que
*req
;
1160 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1161 for (que
= 0; que
< QLA_MAX_HOST_QUES
; que
++) {
1162 req
= ha
->req_q_map
[vha
->req_ques
[que
]];
1165 for (cnt
= 1; cnt
< MAX_OUTSTANDING_COMMANDS
; cnt
++) {
1166 sp
= req
->outstanding_cmds
[cnt
];
1167 if (sp
&& sp
->fcport
->vha
== vha
) {
1168 req
->outstanding_cmds
[cnt
] = NULL
;
1169 sp
->cmd
->result
= res
;
1170 qla2x00_sp_compl(ha
, sp
);
1174 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1178 qla2xxx_slave_alloc(struct scsi_device
*sdev
)
1180 struct fc_rport
*rport
= starget_to_rport(scsi_target(sdev
));
1182 if (!rport
|| fc_remote_port_chkready(rport
))
1185 sdev
->hostdata
= *(fc_port_t
**)rport
->dd_data
;
1191 qla2xxx_slave_configure(struct scsi_device
*sdev
)
1193 scsi_qla_host_t
*vha
= shost_priv(sdev
->host
);
1194 struct qla_hw_data
*ha
= vha
->hw
;
1195 struct fc_rport
*rport
= starget_to_rport(sdev
->sdev_target
);
1196 struct req_que
*req
= ha
->req_q_map
[0];
1198 if (sdev
->tagged_supported
)
1199 scsi_activate_tcq(sdev
, req
->max_q_depth
);
1201 scsi_deactivate_tcq(sdev
, req
->max_q_depth
);
1203 rport
->dev_loss_tmo
= ha
->port_down_retry_count
;
1209 qla2xxx_slave_destroy(struct scsi_device
*sdev
)
1211 sdev
->hostdata
= NULL
;
1215 qla2x00_change_queue_depth(struct scsi_device
*sdev
, int qdepth
)
1217 scsi_adjust_queue_depth(sdev
, scsi_get_tag_type(sdev
), qdepth
);
1218 return sdev
->queue_depth
;
1222 qla2x00_change_queue_type(struct scsi_device
*sdev
, int tag_type
)
1224 if (sdev
->tagged_supported
) {
1225 scsi_set_tag_type(sdev
, tag_type
);
1227 scsi_activate_tcq(sdev
, sdev
->queue_depth
);
1229 scsi_deactivate_tcq(sdev
, sdev
->queue_depth
);
1237 * qla2x00_config_dma_addressing() - Configure OS DMA addressing method.
1240 * At exit, the @ha's flags.enable_64bit_addressing set to indicated
1241 * supported addressing method.
1244 qla2x00_config_dma_addressing(scsi_qla_host_t
*vha
)
1246 struct qla_hw_data
*ha
= vha
->hw
;
1247 /* Assume a 32bit DMA mask. */
1248 ha
->flags
.enable_64bit_addressing
= 0;
1250 if (!dma_set_mask(&ha
->pdev
->dev
, DMA_64BIT_MASK
)) {
1251 /* Any upper-dword bits set? */
1252 if (MSD(dma_get_required_mask(&ha
->pdev
->dev
)) &&
1253 !pci_set_consistent_dma_mask(ha
->pdev
, DMA_64BIT_MASK
)) {
1254 /* Ok, a 64bit DMA mask is applicable. */
1255 ha
->flags
.enable_64bit_addressing
= 1;
1256 ha
->isp_ops
->calc_req_entries
= qla2x00_calc_iocbs_64
;
1257 ha
->isp_ops
->build_iocbs
= qla2x00_build_scsi_iocbs_64
;
1262 dma_set_mask(&ha
->pdev
->dev
, DMA_32BIT_MASK
);
1263 pci_set_consistent_dma_mask(ha
->pdev
, DMA_32BIT_MASK
);
1267 qla2x00_enable_intrs(struct qla_hw_data
*ha
)
1269 unsigned long flags
= 0;
1270 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1272 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1273 ha
->interrupts_on
= 1;
1274 /* enable risc and host interrupts */
1275 WRT_REG_WORD(®
->ictrl
, ICR_EN_INT
| ICR_EN_RISC
);
1276 RD_REG_WORD(®
->ictrl
);
1277 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1282 qla2x00_disable_intrs(struct qla_hw_data
*ha
)
1284 unsigned long flags
= 0;
1285 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1287 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1288 ha
->interrupts_on
= 0;
1289 /* disable risc and host interrupts */
1290 WRT_REG_WORD(®
->ictrl
, 0);
1291 RD_REG_WORD(®
->ictrl
);
1292 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1296 qla24xx_enable_intrs(struct qla_hw_data
*ha
)
1298 unsigned long flags
= 0;
1299 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
1301 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1302 ha
->interrupts_on
= 1;
1303 WRT_REG_DWORD(®
->ictrl
, ICRX_EN_RISC_INT
);
1304 RD_REG_DWORD(®
->ictrl
);
1305 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1309 qla24xx_disable_intrs(struct qla_hw_data
*ha
)
1311 unsigned long flags
= 0;
1312 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
1314 if (IS_NOPOLLING_TYPE(ha
))
1316 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1317 ha
->interrupts_on
= 0;
1318 WRT_REG_DWORD(®
->ictrl
, 0);
1319 RD_REG_DWORD(®
->ictrl
);
1320 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1323 static struct isp_operations qla2100_isp_ops
= {
1324 .pci_config
= qla2100_pci_config
,
1325 .reset_chip
= qla2x00_reset_chip
,
1326 .chip_diag
= qla2x00_chip_diag
,
1327 .config_rings
= qla2x00_config_rings
,
1328 .reset_adapter
= qla2x00_reset_adapter
,
1329 .nvram_config
= qla2x00_nvram_config
,
1330 .update_fw_options
= qla2x00_update_fw_options
,
1331 .load_risc
= qla2x00_load_risc
,
1332 .pci_info_str
= qla2x00_pci_info_str
,
1333 .fw_version_str
= qla2x00_fw_version_str
,
1334 .intr_handler
= qla2100_intr_handler
,
1335 .enable_intrs
= qla2x00_enable_intrs
,
1336 .disable_intrs
= qla2x00_disable_intrs
,
1337 .abort_command
= qla2x00_abort_command
,
1338 .target_reset
= qla2x00_abort_target
,
1339 .lun_reset
= qla2x00_lun_reset
,
1340 .fabric_login
= qla2x00_login_fabric
,
1341 .fabric_logout
= qla2x00_fabric_logout
,
1342 .calc_req_entries
= qla2x00_calc_iocbs_32
,
1343 .build_iocbs
= qla2x00_build_scsi_iocbs_32
,
1344 .prep_ms_iocb
= qla2x00_prep_ms_iocb
,
1345 .prep_ms_fdmi_iocb
= qla2x00_prep_ms_fdmi_iocb
,
1346 .read_nvram
= qla2x00_read_nvram_data
,
1347 .write_nvram
= qla2x00_write_nvram_data
,
1348 .fw_dump
= qla2100_fw_dump
,
1351 .beacon_blink
= NULL
,
1352 .read_optrom
= qla2x00_read_optrom_data
,
1353 .write_optrom
= qla2x00_write_optrom_data
,
1354 .get_flash_version
= qla2x00_get_flash_version
,
1355 .start_scsi
= qla2x00_start_scsi
,
1356 .wrt_req_reg
= NULL
,
1357 .wrt_rsp_reg
= NULL
,
1361 static struct isp_operations qla2300_isp_ops
= {
1362 .pci_config
= qla2300_pci_config
,
1363 .reset_chip
= qla2x00_reset_chip
,
1364 .chip_diag
= qla2x00_chip_diag
,
1365 .config_rings
= qla2x00_config_rings
,
1366 .reset_adapter
= qla2x00_reset_adapter
,
1367 .nvram_config
= qla2x00_nvram_config
,
1368 .update_fw_options
= qla2x00_update_fw_options
,
1369 .load_risc
= qla2x00_load_risc
,
1370 .pci_info_str
= qla2x00_pci_info_str
,
1371 .fw_version_str
= qla2x00_fw_version_str
,
1372 .intr_handler
= qla2300_intr_handler
,
1373 .enable_intrs
= qla2x00_enable_intrs
,
1374 .disable_intrs
= qla2x00_disable_intrs
,
1375 .abort_command
= qla2x00_abort_command
,
1376 .target_reset
= qla2x00_abort_target
,
1377 .lun_reset
= qla2x00_lun_reset
,
1378 .fabric_login
= qla2x00_login_fabric
,
1379 .fabric_logout
= qla2x00_fabric_logout
,
1380 .calc_req_entries
= qla2x00_calc_iocbs_32
,
1381 .build_iocbs
= qla2x00_build_scsi_iocbs_32
,
1382 .prep_ms_iocb
= qla2x00_prep_ms_iocb
,
1383 .prep_ms_fdmi_iocb
= qla2x00_prep_ms_fdmi_iocb
,
1384 .read_nvram
= qla2x00_read_nvram_data
,
1385 .write_nvram
= qla2x00_write_nvram_data
,
1386 .fw_dump
= qla2300_fw_dump
,
1387 .beacon_on
= qla2x00_beacon_on
,
1388 .beacon_off
= qla2x00_beacon_off
,
1389 .beacon_blink
= qla2x00_beacon_blink
,
1390 .read_optrom
= qla2x00_read_optrom_data
,
1391 .write_optrom
= qla2x00_write_optrom_data
,
1392 .get_flash_version
= qla2x00_get_flash_version
,
1393 .start_scsi
= qla2x00_start_scsi
,
1394 .wrt_req_reg
= NULL
,
1395 .wrt_rsp_reg
= NULL
,
1399 static struct isp_operations qla24xx_isp_ops
= {
1400 .pci_config
= qla24xx_pci_config
,
1401 .reset_chip
= qla24xx_reset_chip
,
1402 .chip_diag
= qla24xx_chip_diag
,
1403 .config_rings
= qla24xx_config_rings
,
1404 .reset_adapter
= qla24xx_reset_adapter
,
1405 .nvram_config
= qla24xx_nvram_config
,
1406 .update_fw_options
= qla24xx_update_fw_options
,
1407 .load_risc
= qla24xx_load_risc
,
1408 .pci_info_str
= qla24xx_pci_info_str
,
1409 .fw_version_str
= qla24xx_fw_version_str
,
1410 .intr_handler
= qla24xx_intr_handler
,
1411 .enable_intrs
= qla24xx_enable_intrs
,
1412 .disable_intrs
= qla24xx_disable_intrs
,
1413 .abort_command
= qla24xx_abort_command
,
1414 .target_reset
= qla24xx_abort_target
,
1415 .lun_reset
= qla24xx_lun_reset
,
1416 .fabric_login
= qla24xx_login_fabric
,
1417 .fabric_logout
= qla24xx_fabric_logout
,
1418 .calc_req_entries
= NULL
,
1419 .build_iocbs
= NULL
,
1420 .prep_ms_iocb
= qla24xx_prep_ms_iocb
,
1421 .prep_ms_fdmi_iocb
= qla24xx_prep_ms_fdmi_iocb
,
1422 .read_nvram
= qla24xx_read_nvram_data
,
1423 .write_nvram
= qla24xx_write_nvram_data
,
1424 .fw_dump
= qla24xx_fw_dump
,
1425 .beacon_on
= qla24xx_beacon_on
,
1426 .beacon_off
= qla24xx_beacon_off
,
1427 .beacon_blink
= qla24xx_beacon_blink
,
1428 .read_optrom
= qla24xx_read_optrom_data
,
1429 .write_optrom
= qla24xx_write_optrom_data
,
1430 .get_flash_version
= qla24xx_get_flash_version
,
1431 .start_scsi
= qla24xx_start_scsi
,
1432 .wrt_req_reg
= qla24xx_wrt_req_reg
,
1433 .wrt_rsp_reg
= qla24xx_wrt_rsp_reg
,
1434 .rd_req_reg
= qla24xx_rd_req_reg
,
1437 static struct isp_operations qla25xx_isp_ops
= {
1438 .pci_config
= qla25xx_pci_config
,
1439 .reset_chip
= qla24xx_reset_chip
,
1440 .chip_diag
= qla24xx_chip_diag
,
1441 .config_rings
= qla24xx_config_rings
,
1442 .reset_adapter
= qla24xx_reset_adapter
,
1443 .nvram_config
= qla24xx_nvram_config
,
1444 .update_fw_options
= qla24xx_update_fw_options
,
1445 .load_risc
= qla24xx_load_risc
,
1446 .pci_info_str
= qla24xx_pci_info_str
,
1447 .fw_version_str
= qla24xx_fw_version_str
,
1448 .intr_handler
= qla24xx_intr_handler
,
1449 .enable_intrs
= qla24xx_enable_intrs
,
1450 .disable_intrs
= qla24xx_disable_intrs
,
1451 .abort_command
= qla24xx_abort_command
,
1452 .target_reset
= qla24xx_abort_target
,
1453 .lun_reset
= qla24xx_lun_reset
,
1454 .fabric_login
= qla24xx_login_fabric
,
1455 .fabric_logout
= qla24xx_fabric_logout
,
1456 .calc_req_entries
= NULL
,
1457 .build_iocbs
= NULL
,
1458 .prep_ms_iocb
= qla24xx_prep_ms_iocb
,
1459 .prep_ms_fdmi_iocb
= qla24xx_prep_ms_fdmi_iocb
,
1460 .read_nvram
= qla25xx_read_nvram_data
,
1461 .write_nvram
= qla25xx_write_nvram_data
,
1462 .fw_dump
= qla25xx_fw_dump
,
1463 .beacon_on
= qla24xx_beacon_on
,
1464 .beacon_off
= qla24xx_beacon_off
,
1465 .beacon_blink
= qla24xx_beacon_blink
,
1466 .read_optrom
= qla25xx_read_optrom_data
,
1467 .write_optrom
= qla24xx_write_optrom_data
,
1468 .get_flash_version
= qla24xx_get_flash_version
,
1469 .start_scsi
= qla24xx_start_scsi
,
1470 .wrt_req_reg
= qla24xx_wrt_req_reg
,
1471 .wrt_rsp_reg
= qla24xx_wrt_rsp_reg
,
1472 .rd_req_reg
= qla24xx_rd_req_reg
,
1475 static struct isp_operations qla81xx_isp_ops
= {
1476 .pci_config
= qla25xx_pci_config
,
1477 .reset_chip
= qla24xx_reset_chip
,
1478 .chip_diag
= qla24xx_chip_diag
,
1479 .config_rings
= qla24xx_config_rings
,
1480 .reset_adapter
= qla24xx_reset_adapter
,
1481 .nvram_config
= qla81xx_nvram_config
,
1482 .update_fw_options
= qla81xx_update_fw_options
,
1483 .load_risc
= qla24xx_load_risc
,
1484 .pci_info_str
= qla24xx_pci_info_str
,
1485 .fw_version_str
= qla24xx_fw_version_str
,
1486 .intr_handler
= qla24xx_intr_handler
,
1487 .enable_intrs
= qla24xx_enable_intrs
,
1488 .disable_intrs
= qla24xx_disable_intrs
,
1489 .abort_command
= qla24xx_abort_command
,
1490 .target_reset
= qla24xx_abort_target
,
1491 .lun_reset
= qla24xx_lun_reset
,
1492 .fabric_login
= qla24xx_login_fabric
,
1493 .fabric_logout
= qla24xx_fabric_logout
,
1494 .calc_req_entries
= NULL
,
1495 .build_iocbs
= NULL
,
1496 .prep_ms_iocb
= qla24xx_prep_ms_iocb
,
1497 .prep_ms_fdmi_iocb
= qla24xx_prep_ms_fdmi_iocb
,
1498 .read_nvram
= qla25xx_read_nvram_data
,
1499 .write_nvram
= qla25xx_write_nvram_data
,
1500 .fw_dump
= qla81xx_fw_dump
,
1501 .beacon_on
= qla24xx_beacon_on
,
1502 .beacon_off
= qla24xx_beacon_off
,
1503 .beacon_blink
= qla24xx_beacon_blink
,
1504 .read_optrom
= qla25xx_read_optrom_data
,
1505 .write_optrom
= qla24xx_write_optrom_data
,
1506 .get_flash_version
= qla24xx_get_flash_version
,
1507 .start_scsi
= qla24xx_start_scsi
,
1508 .wrt_req_reg
= qla24xx_wrt_req_reg
,
1509 .wrt_rsp_reg
= qla24xx_wrt_rsp_reg
,
1510 .rd_req_reg
= qla24xx_rd_req_reg
,
1514 qla2x00_set_isp_flags(struct qla_hw_data
*ha
)
1516 ha
->device_type
= DT_EXTENDED_IDS
;
1517 switch (ha
->pdev
->device
) {
1518 case PCI_DEVICE_ID_QLOGIC_ISP2100
:
1519 ha
->device_type
|= DT_ISP2100
;
1520 ha
->device_type
&= ~DT_EXTENDED_IDS
;
1521 ha
->fw_srisc_address
= RISC_START_ADDRESS_2100
;
1523 case PCI_DEVICE_ID_QLOGIC_ISP2200
:
1524 ha
->device_type
|= DT_ISP2200
;
1525 ha
->device_type
&= ~DT_EXTENDED_IDS
;
1526 ha
->fw_srisc_address
= RISC_START_ADDRESS_2100
;
1528 case PCI_DEVICE_ID_QLOGIC_ISP2300
:
1529 ha
->device_type
|= DT_ISP2300
;
1530 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1531 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1533 case PCI_DEVICE_ID_QLOGIC_ISP2312
:
1534 ha
->device_type
|= DT_ISP2312
;
1535 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1536 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1538 case PCI_DEVICE_ID_QLOGIC_ISP2322
:
1539 ha
->device_type
|= DT_ISP2322
;
1540 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1541 if (ha
->pdev
->subsystem_vendor
== 0x1028 &&
1542 ha
->pdev
->subsystem_device
== 0x0170)
1543 ha
->device_type
|= DT_OEM_001
;
1544 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1546 case PCI_DEVICE_ID_QLOGIC_ISP6312
:
1547 ha
->device_type
|= DT_ISP6312
;
1548 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1550 case PCI_DEVICE_ID_QLOGIC_ISP6322
:
1551 ha
->device_type
|= DT_ISP6322
;
1552 ha
->fw_srisc_address
= RISC_START_ADDRESS_2300
;
1554 case PCI_DEVICE_ID_QLOGIC_ISP2422
:
1555 ha
->device_type
|= DT_ISP2422
;
1556 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1557 ha
->device_type
|= DT_FWI2
;
1558 ha
->device_type
|= DT_IIDMA
;
1559 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1561 case PCI_DEVICE_ID_QLOGIC_ISP2432
:
1562 ha
->device_type
|= DT_ISP2432
;
1563 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1564 ha
->device_type
|= DT_FWI2
;
1565 ha
->device_type
|= DT_IIDMA
;
1566 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1568 case PCI_DEVICE_ID_QLOGIC_ISP8432
:
1569 ha
->device_type
|= DT_ISP8432
;
1570 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1571 ha
->device_type
|= DT_FWI2
;
1572 ha
->device_type
|= DT_IIDMA
;
1573 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1575 case PCI_DEVICE_ID_QLOGIC_ISP5422
:
1576 ha
->device_type
|= DT_ISP5422
;
1577 ha
->device_type
|= DT_FWI2
;
1578 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1580 case PCI_DEVICE_ID_QLOGIC_ISP5432
:
1581 ha
->device_type
|= DT_ISP5432
;
1582 ha
->device_type
|= DT_FWI2
;
1583 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1585 case PCI_DEVICE_ID_QLOGIC_ISP2532
:
1586 ha
->device_type
|= DT_ISP2532
;
1587 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1588 ha
->device_type
|= DT_FWI2
;
1589 ha
->device_type
|= DT_IIDMA
;
1590 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1592 case PCI_DEVICE_ID_QLOGIC_ISP8001
:
1593 ha
->device_type
|= DT_ISP8001
;
1594 ha
->device_type
|= DT_ZIO_SUPPORTED
;
1595 ha
->device_type
|= DT_FWI2
;
1596 ha
->device_type
|= DT_IIDMA
;
1597 ha
->fw_srisc_address
= RISC_START_ADDRESS_2400
;
1603 qla2x00_iospace_config(struct qla_hw_data
*ha
)
1605 resource_size_t pio
;
1608 if (pci_request_selected_regions(ha
->pdev
, ha
->bars
,
1609 QLA2XXX_DRIVER_NAME
)) {
1610 qla_printk(KERN_WARNING
, ha
,
1611 "Failed to reserve PIO/MMIO regions (%s)\n",
1612 pci_name(ha
->pdev
));
1614 goto iospace_error_exit
;
1616 if (!(ha
->bars
& 1))
1619 /* We only need PIO for Flash operations on ISP2312 v2 chips. */
1620 pio
= pci_resource_start(ha
->pdev
, 0);
1621 if (pci_resource_flags(ha
->pdev
, 0) & IORESOURCE_IO
) {
1622 if (pci_resource_len(ha
->pdev
, 0) < MIN_IOBASE_LEN
) {
1623 qla_printk(KERN_WARNING
, ha
,
1624 "Invalid PCI I/O region size (%s)...\n",
1625 pci_name(ha
->pdev
));
1629 qla_printk(KERN_WARNING
, ha
,
1630 "region #0 not a PIO resource (%s)...\n",
1631 pci_name(ha
->pdev
));
1634 ha
->pio_address
= pio
;
1637 /* Use MMIO operations for all accesses. */
1638 if (!(pci_resource_flags(ha
->pdev
, 1) & IORESOURCE_MEM
)) {
1639 qla_printk(KERN_ERR
, ha
,
1640 "region #1 not an MMIO resource (%s), aborting\n",
1641 pci_name(ha
->pdev
));
1642 goto iospace_error_exit
;
1644 if (pci_resource_len(ha
->pdev
, 1) < MIN_IOBASE_LEN
) {
1645 qla_printk(KERN_ERR
, ha
,
1646 "Invalid PCI mem region size (%s), aborting\n",
1647 pci_name(ha
->pdev
));
1648 goto iospace_error_exit
;
1651 ha
->iobase
= ioremap(pci_resource_start(ha
->pdev
, 1), MIN_IOBASE_LEN
);
1653 qla_printk(KERN_ERR
, ha
,
1654 "cannot remap MMIO (%s), aborting\n", pci_name(ha
->pdev
));
1656 goto iospace_error_exit
;
1659 /* Determine queue resources */
1661 if (ql2xmaxqueues
<= 1 || (!IS_QLA25XX(ha
) && !IS_QLA81XX(ha
)))
1663 ha
->mqiobase
= ioremap(pci_resource_start(ha
->pdev
, 3),
1664 pci_resource_len(ha
->pdev
, 3));
1666 /* Read MSIX vector size of the board */
1667 pci_read_config_word(ha
->pdev
, QLA_PCI_MSIX_CONTROL
, &msix
);
1668 ha
->msix_count
= msix
;
1669 /* Max queues are bounded by available msix vectors */
1670 /* queue 0 uses two msix vectors */
1671 if (ha
->msix_count
- 1 < ql2xmaxqueues
)
1672 ha
->max_queues
= ha
->msix_count
- 1;
1673 else if (ql2xmaxqueues
> QLA_MQ_SIZE
)
1674 ha
->max_queues
= QLA_MQ_SIZE
;
1676 ha
->max_queues
= ql2xmaxqueues
;
1677 qla_printk(KERN_INFO
, ha
,
1678 "MSI-X vector count: %d\n", msix
);
1682 ha
->msix_count
= ha
->max_queues
+ 1;
1690 qla2xxx_scan_start(struct Scsi_Host
*shost
)
1692 scsi_qla_host_t
*vha
= shost_priv(shost
);
1694 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
1695 set_bit(LOCAL_LOOP_UPDATE
, &vha
->dpc_flags
);
1696 set_bit(RSCN_UPDATE
, &vha
->dpc_flags
);
1697 set_bit(NPIV_CONFIG_NEEDED
, &vha
->dpc_flags
);
1701 qla2xxx_scan_finished(struct Scsi_Host
*shost
, unsigned long time
)
1703 scsi_qla_host_t
*vha
= shost_priv(shost
);
1707 if (time
> vha
->hw
->loop_reset_delay
* HZ
)
1710 return atomic_read(&vha
->loop_state
) == LOOP_READY
;
1714 * PCI driver interface
1716 static int __devinit
1717 qla2x00_probe_one(struct pci_dev
*pdev
, const struct pci_device_id
*id
)
1720 struct Scsi_Host
*host
;
1721 scsi_qla_host_t
*base_vha
= NULL
;
1722 struct qla_hw_data
*ha
;
1725 struct scsi_host_template
*sht
;
1726 int bars
, max_id
, mem_only
= 0;
1727 uint16_t req_length
= 0, rsp_length
= 0;
1728 struct req_que
*req
= NULL
;
1729 struct rsp_que
*rsp
= NULL
;
1731 bars
= pci_select_bars(pdev
, IORESOURCE_MEM
| IORESOURCE_IO
);
1732 sht
= &qla2x00_driver_template
;
1733 if (pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP2422
||
1734 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP2432
||
1735 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP8432
||
1736 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP5422
||
1737 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP5432
||
1738 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP2532
||
1739 pdev
->device
== PCI_DEVICE_ID_QLOGIC_ISP8001
) {
1740 bars
= pci_select_bars(pdev
, IORESOURCE_MEM
);
1741 sht
= &qla24xx_driver_template
;
1746 if (pci_enable_device_mem(pdev
))
1749 if (pci_enable_device(pdev
))
1753 /* This may fail but that's ok */
1754 pci_enable_pcie_error_reporting(pdev
);
1756 ha
= kzalloc(sizeof(struct qla_hw_data
), GFP_KERNEL
);
1758 DEBUG(printk("Unable to allocate memory for ha\n"));
1763 /* Clear our data area */
1765 ha
->mem_only
= mem_only
;
1766 spin_lock_init(&ha
->hardware_lock
);
1768 /* Set ISP-type information. */
1769 qla2x00_set_isp_flags(ha
);
1770 /* Configure PCI I/O space */
1771 ret
= qla2x00_iospace_config(ha
);
1773 goto probe_hw_failed
;
1775 qla_printk(KERN_INFO
, ha
,
1776 "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev
->device
, pdev
->irq
,
1779 ha
->prev_topology
= 0;
1780 ha
->init_cb_size
= sizeof(init_cb_t
);
1781 ha
->link_data_rate
= PORT_SPEED_UNKNOWN
;
1782 ha
->optrom_size
= OPTROM_SIZE_2300
;
1784 /* Assign ISP specific operations. */
1785 max_id
= MAX_TARGETS_2200
;
1786 if (IS_QLA2100(ha
)) {
1787 max_id
= MAX_TARGETS_2100
;
1788 ha
->mbx_count
= MAILBOX_REGISTER_COUNT_2100
;
1789 req_length
= REQUEST_ENTRY_CNT_2100
;
1790 rsp_length
= RESPONSE_ENTRY_CNT_2100
;
1791 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2100
;
1792 ha
->gid_list_info_size
= 4;
1793 ha
->flash_conf_off
= ~0;
1794 ha
->flash_data_off
= ~0;
1795 ha
->nvram_conf_off
= ~0;
1796 ha
->nvram_data_off
= ~0;
1797 ha
->isp_ops
= &qla2100_isp_ops
;
1798 } else if (IS_QLA2200(ha
)) {
1799 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
1800 req_length
= REQUEST_ENTRY_CNT_2200
;
1801 rsp_length
= RESPONSE_ENTRY_CNT_2100
;
1802 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2100
;
1803 ha
->gid_list_info_size
= 4;
1804 ha
->flash_conf_off
= ~0;
1805 ha
->flash_data_off
= ~0;
1806 ha
->nvram_conf_off
= ~0;
1807 ha
->nvram_data_off
= ~0;
1808 ha
->isp_ops
= &qla2100_isp_ops
;
1809 } else if (IS_QLA23XX(ha
)) {
1810 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
1811 req_length
= REQUEST_ENTRY_CNT_2200
;
1812 rsp_length
= RESPONSE_ENTRY_CNT_2300
;
1813 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2300
;
1814 ha
->gid_list_info_size
= 6;
1815 if (IS_QLA2322(ha
) || IS_QLA6322(ha
))
1816 ha
->optrom_size
= OPTROM_SIZE_2322
;
1817 ha
->flash_conf_off
= ~0;
1818 ha
->flash_data_off
= ~0;
1819 ha
->nvram_conf_off
= ~0;
1820 ha
->nvram_data_off
= ~0;
1821 ha
->isp_ops
= &qla2300_isp_ops
;
1822 } else if (IS_QLA24XX_TYPE(ha
)) {
1823 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
1824 req_length
= REQUEST_ENTRY_CNT_24XX
;
1825 rsp_length
= RESPONSE_ENTRY_CNT_2300
;
1826 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2300
;
1827 ha
->init_cb_size
= sizeof(struct mid_init_cb_24xx
);
1828 ha
->gid_list_info_size
= 8;
1829 ha
->optrom_size
= OPTROM_SIZE_24XX
;
1830 ha
->nvram_npiv_size
= QLA_MAX_VPORTS_QLA24XX
;
1831 ha
->isp_ops
= &qla24xx_isp_ops
;
1832 ha
->flash_conf_off
= FARX_ACCESS_FLASH_CONF
;
1833 ha
->flash_data_off
= FARX_ACCESS_FLASH_DATA
;
1834 ha
->nvram_conf_off
= FARX_ACCESS_NVRAM_CONF
;
1835 ha
->nvram_data_off
= FARX_ACCESS_NVRAM_DATA
;
1836 } else if (IS_QLA25XX(ha
)) {
1837 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
1838 req_length
= REQUEST_ENTRY_CNT_24XX
;
1839 rsp_length
= RESPONSE_ENTRY_CNT_2300
;
1840 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2300
;
1841 ha
->init_cb_size
= sizeof(struct mid_init_cb_24xx
);
1842 ha
->gid_list_info_size
= 8;
1843 ha
->optrom_size
= OPTROM_SIZE_25XX
;
1844 ha
->nvram_npiv_size
= QLA_MAX_VPORTS_QLA25XX
;
1845 ha
->isp_ops
= &qla25xx_isp_ops
;
1846 ha
->flash_conf_off
= FARX_ACCESS_FLASH_CONF
;
1847 ha
->flash_data_off
= FARX_ACCESS_FLASH_DATA
;
1848 ha
->nvram_conf_off
= FARX_ACCESS_NVRAM_CONF
;
1849 ha
->nvram_data_off
= FARX_ACCESS_NVRAM_DATA
;
1850 } else if (IS_QLA81XX(ha
)) {
1851 ha
->mbx_count
= MAILBOX_REGISTER_COUNT
;
1852 req_length
= REQUEST_ENTRY_CNT_24XX
;
1853 rsp_length
= RESPONSE_ENTRY_CNT_2300
;
1854 ha
->max_loop_id
= SNS_LAST_LOOP_ID_2300
;
1855 ha
->init_cb_size
= sizeof(struct mid_init_cb_81xx
);
1856 ha
->gid_list_info_size
= 8;
1857 ha
->optrom_size
= OPTROM_SIZE_81XX
;
1858 ha
->isp_ops
= &qla81xx_isp_ops
;
1859 ha
->flash_conf_off
= FARX_ACCESS_FLASH_CONF_81XX
;
1860 ha
->flash_data_off
= FARX_ACCESS_FLASH_DATA_81XX
;
1861 ha
->nvram_conf_off
= ~0;
1862 ha
->nvram_data_off
= ~0;
1865 mutex_init(&ha
->vport_lock
);
1866 init_completion(&ha
->mbx_cmd_comp
);
1867 complete(&ha
->mbx_cmd_comp
);
1868 init_completion(&ha
->mbx_intr_comp
);
1870 set_bit(0, (unsigned long *) ha
->vp_idx_map
);
1872 ret
= qla2x00_mem_alloc(ha
, req_length
, rsp_length
, &req
, &rsp
);
1874 qla_printk(KERN_WARNING
, ha
,
1875 "[ERROR] Failed to allocate memory for adapter\n");
1877 goto probe_hw_failed
;
1880 req
->max_q_depth
= MAX_Q_DEPTH
;
1881 if (ql2xmaxqdepth
!= 0 && ql2xmaxqdepth
<= 0xffffU
)
1882 req
->max_q_depth
= ql2xmaxqdepth
;
1885 base_vha
= qla2x00_create_host(sht
, ha
);
1887 qla_printk(KERN_WARNING
, ha
,
1888 "[ERROR] Failed to allocate memory for scsi_host\n");
1891 goto probe_hw_failed
;
1894 pci_set_drvdata(pdev
, base_vha
);
1896 qla2x00_config_dma_addressing(base_vha
);
1898 host
= base_vha
->host
;
1899 base_vha
->req_ques
[0] = req
->id
;
1900 host
->can_queue
= req
->length
+ 128;
1901 if (IS_QLA2XXX_MIDTYPE(ha
))
1902 base_vha
->mgmt_svr_loop_id
= 10 + base_vha
->vp_idx
;
1904 base_vha
->mgmt_svr_loop_id
= MANAGEMENT_SERVER
+
1907 host
->sg_tablesize
= 32;
1908 host
->max_id
= max_id
;
1909 host
->this_id
= 255;
1910 host
->cmd_per_lun
= 3;
1911 host
->unique_id
= host
->host_no
;
1912 host
->max_cmd_len
= MAX_CMDSZ
;
1913 host
->max_channel
= MAX_BUSES
- 1;
1914 host
->max_lun
= MAX_LUNS
;
1915 host
->transportt
= qla2xxx_transport_template
;
1917 /* Set up the irqs */
1918 ret
= qla2x00_request_irqs(ha
, rsp
);
1922 /* Alloc arrays of request and response ring ptrs */
1923 if (!qla2x00_alloc_queues(ha
)) {
1924 qla_printk(KERN_WARNING
, ha
,
1925 "[ERROR] Failed to allocate memory for queue"
1929 ha
->rsp_q_map
[0] = rsp
;
1930 ha
->req_q_map
[0] = req
;
1933 ha
->isp_ops
->wrt_req_reg
= qla25xx_wrt_req_reg
;
1934 ha
->isp_ops
->wrt_rsp_reg
= qla25xx_wrt_rsp_reg
;
1935 ha
->isp_ops
->rd_req_reg
= qla25xx_rd_req_reg
;
1938 if (qla2x00_initialize_adapter(base_vha
)) {
1939 qla_printk(KERN_WARNING
, ha
,
1940 "Failed to initialize adapter\n");
1942 DEBUG2(printk("scsi(%ld): Failed to initialize adapter - "
1943 "Adapter flags %x.\n",
1944 base_vha
->host_no
, base_vha
->device_flags
));
1951 * Startup the kernel thread for this host adapter
1953 ha
->dpc_thread
= kthread_create(qla2x00_do_dpc
, ha
,
1954 "%s_dpc", base_vha
->host_str
);
1955 if (IS_ERR(ha
->dpc_thread
)) {
1956 qla_printk(KERN_WARNING
, ha
,
1957 "Unable to start DPC thread!\n");
1958 ret
= PTR_ERR(ha
->dpc_thread
);
1962 list_add_tail(&base_vha
->list
, &ha
->vp_list
);
1963 base_vha
->host
->irq
= ha
->pdev
->irq
;
1965 /* Initialized the timer */
1966 qla2x00_start_timer(base_vha
, qla2x00_timer
, WATCH_INTERVAL
);
1968 DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n",
1969 base_vha
->host_no
, ha
));
1971 base_vha
->flags
.init_done
= 1;
1972 base_vha
->flags
.online
= 1;
1974 ret
= scsi_add_host(host
, &pdev
->dev
);
1978 ha
->isp_ops
->enable_intrs(ha
);
1980 scsi_scan_host(host
);
1982 qla2x00_alloc_sysfs_attr(base_vha
);
1984 qla2x00_init_host_attr(base_vha
);
1986 qla2x00_dfs_setup(base_vha
);
1988 qla_printk(KERN_INFO
, ha
, "\n"
1989 " QLogic Fibre Channel HBA Driver: %s\n"
1991 " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n",
1992 qla2x00_version_str
, ha
->model_number
,
1993 ha
->model_desc
? ha
->model_desc
: "", pdev
->device
,
1994 ha
->isp_ops
->pci_info_str(base_vha
, pci_info
), pci_name(pdev
),
1995 ha
->flags
.enable_64bit_addressing
? '+' : '-', base_vha
->host_no
,
1996 ha
->isp_ops
->fw_version_str(base_vha
, fw_str
));
2001 qla2x00_free_que(ha
, req
, rsp
);
2002 qla2x00_free_device(base_vha
);
2004 scsi_host_put(base_vha
->host
);
2008 iounmap(ha
->iobase
);
2010 pci_release_selected_regions(ha
->pdev
, ha
->bars
);
2015 pci_disable_device(pdev
);
2020 qla2x00_remove_one(struct pci_dev
*pdev
)
2022 scsi_qla_host_t
*base_vha
, *vha
, *temp
;
2023 struct qla_hw_data
*ha
;
2025 base_vha
= pci_get_drvdata(pdev
);
2028 list_for_each_entry_safe(vha
, temp
, &ha
->vp_list
, list
) {
2029 if (vha
&& vha
->fc_vport
)
2030 fc_vport_terminate(vha
->fc_vport
);
2033 set_bit(UNLOADING
, &base_vha
->dpc_flags
);
2035 qla2x00_dfs_remove(base_vha
);
2037 qla84xx_put_chip(base_vha
);
2039 qla2x00_free_sysfs_attr(base_vha
);
2041 fc_remove_host(base_vha
->host
);
2043 scsi_remove_host(base_vha
->host
);
2045 qla2x00_free_device(base_vha
);
2047 scsi_host_put(base_vha
->host
);
2050 iounmap(ha
->iobase
);
2053 iounmap(ha
->mqiobase
);
2055 pci_release_selected_regions(ha
->pdev
, ha
->bars
);
2059 pci_disable_device(pdev
);
2060 pci_set_drvdata(pdev
, NULL
);
2064 qla2x00_free_device(scsi_qla_host_t
*vha
)
2066 struct qla_hw_data
*ha
= vha
->hw
;
2067 qla2x00_abort_all_cmds(vha
, DID_NO_CONNECT
<< 16);
2070 if (vha
->timer_active
)
2071 qla2x00_stop_timer(vha
);
2073 vha
->flags
.online
= 0;
2075 /* Kill the kernel thread for this host */
2076 if (ha
->dpc_thread
) {
2077 struct task_struct
*t
= ha
->dpc_thread
;
2080 * qla2xxx_wake_dpc checks for ->dpc_thread
2081 * so we need to zero it out.
2083 ha
->dpc_thread
= NULL
;
2087 if (ha
->flags
.fce_enabled
)
2088 qla2x00_disable_fce_trace(vha
, NULL
, NULL
);
2091 qla2x00_disable_eft_trace(vha
);
2093 /* Stop currently executing firmware. */
2094 qla2x00_try_to_stop_firmware(vha
);
2096 /* turn-off interrupts on the card */
2097 if (ha
->interrupts_on
)
2098 ha
->isp_ops
->disable_intrs(ha
);
2100 qla2x00_free_irqs(vha
);
2102 qla2x00_mem_free(ha
);
2104 qla2x00_free_queues(ha
);
2108 qla2x00_schedule_rport_del(struct scsi_qla_host
*vha
, fc_port_t
*fcport
,
2111 struct fc_rport
*rport
;
2116 rport
= fcport
->rport
;
2118 spin_lock_irq(vha
->host
->host_lock
);
2119 fcport
->drport
= rport
;
2120 spin_unlock_irq(vha
->host
->host_lock
);
2121 set_bit(FCPORT_UPDATE_NEEDED
, &vha
->dpc_flags
);
2122 qla2xxx_wake_dpc(vha
);
2124 fc_remote_port_delete(rport
);
2128 * qla2x00_mark_device_lost Updates fcport state when device goes offline.
2130 * Input: ha = adapter block pointer. fcport = port structure pointer.
2136 void qla2x00_mark_device_lost(scsi_qla_host_t
*vha
, fc_port_t
*fcport
,
2137 int do_login
, int defer
)
2139 if (atomic_read(&fcport
->state
) == FCS_ONLINE
&&
2140 vha
->vp_idx
== fcport
->vp_idx
) {
2141 atomic_set(&fcport
->state
, FCS_DEVICE_LOST
);
2142 qla2x00_schedule_rport_del(vha
, fcport
, defer
);
2145 * We may need to retry the login, so don't change the state of the
2146 * port but do the retries.
2148 if (atomic_read(&fcport
->state
) != FCS_DEVICE_DEAD
)
2149 atomic_set(&fcport
->state
, FCS_DEVICE_LOST
);
2154 if (fcport
->login_retry
== 0) {
2155 fcport
->login_retry
= vha
->hw
->login_retry_count
;
2156 set_bit(RELOGIN_NEEDED
, &vha
->dpc_flags
);
2158 DEBUG(printk("scsi(%ld): Port login retry: "
2159 "%02x%02x%02x%02x%02x%02x%02x%02x, "
2160 "id = 0x%04x retry cnt=%d\n",
2162 fcport
->port_name
[0],
2163 fcport
->port_name
[1],
2164 fcport
->port_name
[2],
2165 fcport
->port_name
[3],
2166 fcport
->port_name
[4],
2167 fcport
->port_name
[5],
2168 fcport
->port_name
[6],
2169 fcport
->port_name
[7],
2171 fcport
->login_retry
));
2176 * qla2x00_mark_all_devices_lost
2177 * Updates fcport state when device goes offline.
2180 * ha = adapter block pointer.
2181 * fcport = port structure pointer.
2189 qla2x00_mark_all_devices_lost(scsi_qla_host_t
*vha
, int defer
)
2193 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
2194 if (vha
->vp_idx
!= fcport
->vp_idx
)
2197 * No point in marking the device as lost, if the device is
2200 if (atomic_read(&fcport
->state
) == FCS_DEVICE_DEAD
)
2202 if (atomic_read(&fcport
->state
) == FCS_ONLINE
) {
2203 atomic_set(&fcport
->state
, FCS_DEVICE_LOST
);
2204 qla2x00_schedule_rport_del(vha
, fcport
, defer
);
2206 atomic_set(&fcport
->state
, FCS_DEVICE_LOST
);
2212 * Allocates adapter memory.
2219 qla2x00_mem_alloc(struct qla_hw_data
*ha
, uint16_t req_len
, uint16_t rsp_len
,
2220 struct req_que
**req
, struct rsp_que
**rsp
)
2224 ha
->init_cb_size
= sizeof(init_cb_t
);
2225 if (IS_QLA2XXX_MIDTYPE(ha
))
2226 ha
->init_cb_size
= sizeof(struct mid_init_cb_24xx
);
2228 ha
->init_cb
= dma_alloc_coherent(&ha
->pdev
->dev
, ha
->init_cb_size
,
2229 &ha
->init_cb_dma
, GFP_KERNEL
);
2233 ha
->gid_list
= dma_alloc_coherent(&ha
->pdev
->dev
, GID_LIST_SIZE
,
2234 &ha
->gid_list_dma
, GFP_KERNEL
);
2236 goto fail_free_init_cb
;
2238 ha
->srb_mempool
= mempool_create_slab_pool(SRB_MIN_REQ
, srb_cachep
);
2239 if (!ha
->srb_mempool
)
2240 goto fail_free_gid_list
;
2242 /* Get memory for cached NVRAM */
2243 ha
->nvram
= kzalloc(MAX_NVRAM_SIZE
, GFP_KERNEL
);
2245 goto fail_free_srb_mempool
;
2247 snprintf(name
, sizeof(name
), "%s_%d", QLA2XXX_DRIVER_NAME
,
2249 ha
->s_dma_pool
= dma_pool_create(name
, &ha
->pdev
->dev
,
2250 DMA_POOL_SIZE
, 8, 0);
2251 if (!ha
->s_dma_pool
)
2252 goto fail_free_nvram
;
2254 /* Allocate memory for SNS commands */
2255 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)) {
2256 /* Get consistent memory allocated for SNS commands */
2257 ha
->sns_cmd
= dma_alloc_coherent(&ha
->pdev
->dev
,
2258 sizeof(struct sns_cmd_pkt
), &ha
->sns_cmd_dma
, GFP_KERNEL
);
2262 /* Get consistent memory allocated for MS IOCB */
2263 ha
->ms_iocb
= dma_pool_alloc(ha
->s_dma_pool
, GFP_KERNEL
,
2267 /* Get consistent memory allocated for CT SNS commands */
2268 ha
->ct_sns
= dma_alloc_coherent(&ha
->pdev
->dev
,
2269 sizeof(struct ct_sns_pkt
), &ha
->ct_sns_dma
, GFP_KERNEL
);
2271 goto fail_free_ms_iocb
;
2274 /* Allocate memory for request ring */
2275 *req
= kzalloc(sizeof(struct req_que
), GFP_KERNEL
);
2277 DEBUG(printk("Unable to allocate memory for req\n"));
2280 (*req
)->length
= req_len
;
2281 (*req
)->ring
= dma_alloc_coherent(&ha
->pdev
->dev
,
2282 ((*req
)->length
+ 1) * sizeof(request_t
),
2283 &(*req
)->dma
, GFP_KERNEL
);
2284 if (!(*req
)->ring
) {
2285 DEBUG(printk("Unable to allocate memory for req_ring\n"));
2288 /* Allocate memory for response ring */
2289 *rsp
= kzalloc(sizeof(struct rsp_que
), GFP_KERNEL
);
2291 qla_printk(KERN_WARNING
, ha
,
2292 "Unable to allocate memory for rsp\n");
2296 (*rsp
)->length
= rsp_len
;
2297 (*rsp
)->ring
= dma_alloc_coherent(&ha
->pdev
->dev
,
2298 ((*rsp
)->length
+ 1) * sizeof(response_t
),
2299 &(*rsp
)->dma
, GFP_KERNEL
);
2300 if (!(*rsp
)->ring
) {
2301 qla_printk(KERN_WARNING
, ha
,
2302 "Unable to allocate memory for rsp_ring\n");
2307 /* Allocate memory for NVRAM data for vports */
2308 if (ha
->nvram_npiv_size
) {
2309 ha
->npiv_info
= kzalloc(sizeof(struct qla_npiv_entry
) *
2310 ha
->nvram_npiv_size
, GFP_KERNEL
);
2311 if (!ha
->npiv_info
) {
2312 qla_printk(KERN_WARNING
, ha
,
2313 "Unable to allocate memory for npiv info\n");
2314 goto fail_npiv_info
;
2317 ha
->npiv_info
= NULL
;
2319 INIT_LIST_HEAD(&ha
->vp_list
);
2323 dma_free_coherent(&ha
->pdev
->dev
, ((*rsp
)->length
+ 1) *
2324 sizeof(response_t
), (*rsp
)->ring
, (*rsp
)->dma
);
2325 (*rsp
)->ring
= NULL
;
2330 dma_free_coherent(&ha
->pdev
->dev
, ((*req
)->length
+ 1) *
2331 sizeof(request_t
), (*req
)->ring
, (*req
)->dma
);
2332 (*req
)->ring
= NULL
;
2337 dma_free_coherent(&ha
->pdev
->dev
, sizeof(struct ct_sns_pkt
),
2338 ha
->ct_sns
, ha
->ct_sns_dma
);
2342 dma_pool_free(ha
->s_dma_pool
, ha
->ms_iocb
, ha
->ms_iocb_dma
);
2344 ha
->ms_iocb_dma
= 0;
2346 dma_pool_destroy(ha
->s_dma_pool
);
2347 ha
->s_dma_pool
= NULL
;
2351 fail_free_srb_mempool
:
2352 mempool_destroy(ha
->srb_mempool
);
2353 ha
->srb_mempool
= NULL
;
2355 dma_free_coherent(&ha
->pdev
->dev
, GID_LIST_SIZE
, ha
->gid_list
,
2357 ha
->gid_list
= NULL
;
2358 ha
->gid_list_dma
= 0;
2360 dma_free_coherent(&ha
->pdev
->dev
, ha
->init_cb_size
, ha
->init_cb
,
2363 ha
->init_cb_dma
= 0;
2365 DEBUG(printk("%s: Memory allocation failure\n", __func__
));
2371 * Frees all adapter allocated memory.
2374 * ha = adapter block pointer.
2377 qla2x00_mem_free(struct qla_hw_data
*ha
)
2379 if (ha
->srb_mempool
)
2380 mempool_destroy(ha
->srb_mempool
);
2383 dma_free_coherent(&ha
->pdev
->dev
, FCE_SIZE
, ha
->fce
,
2388 dma_free_coherent(&ha
->pdev
->dev
,
2389 ntohl(ha
->fw_dump
->eft_size
), ha
->eft
, ha
->eft_dma
);
2394 dma_free_coherent(&ha
->pdev
->dev
, sizeof(struct sns_cmd_pkt
),
2395 ha
->sns_cmd
, ha
->sns_cmd_dma
);
2398 dma_free_coherent(&ha
->pdev
->dev
, sizeof(struct ct_sns_pkt
),
2399 ha
->ct_sns
, ha
->ct_sns_dma
);
2402 dma_pool_free(ha
->s_dma_pool
, ha
->sfp_data
, ha
->sfp_data_dma
);
2405 dma_pool_free(ha
->s_dma_pool
, ha
->ms_iocb
, ha
->ms_iocb_dma
);
2408 dma_pool_destroy(ha
->s_dma_pool
);
2412 dma_free_coherent(&ha
->pdev
->dev
, GID_LIST_SIZE
, ha
->gid_list
,
2417 dma_free_coherent(&ha
->pdev
->dev
, ha
->init_cb_size
,
2418 ha
->init_cb
, ha
->init_cb_dma
);
2419 vfree(ha
->optrom_buffer
);
2421 kfree(ha
->npiv_info
);
2423 ha
->srb_mempool
= NULL
;
2427 ha
->sns_cmd_dma
= 0;
2431 ha
->ms_iocb_dma
= 0;
2433 ha
->init_cb_dma
= 0;
2435 ha
->s_dma_pool
= NULL
;
2437 ha
->gid_list
= NULL
;
2438 ha
->gid_list_dma
= 0;
2442 ha
->fw_dump_reading
= 0;
2445 struct scsi_qla_host
*qla2x00_create_host(struct scsi_host_template
*sht
,
2446 struct qla_hw_data
*ha
)
2448 struct Scsi_Host
*host
;
2449 struct scsi_qla_host
*vha
= NULL
;
2451 host
= scsi_host_alloc(sht
, sizeof(scsi_qla_host_t
));
2454 "qla2xxx: Couldn't allocate host from scsi layer!\n");
2458 /* Clear our data area */
2459 vha
= shost_priv(host
);
2460 memset(vha
, 0, sizeof(scsi_qla_host_t
));
2463 vha
->host_no
= host
->host_no
;
2466 INIT_LIST_HEAD(&vha
->vp_fcports
);
2467 INIT_LIST_HEAD(&vha
->work_list
);
2468 INIT_LIST_HEAD(&vha
->list
);
2470 sprintf(vha
->host_str
, "%s_%ld", QLA2XXX_DRIVER_NAME
, vha
->host_no
);
2477 static struct qla_work_evt
*
2478 qla2x00_alloc_work(struct scsi_qla_host
*vha
, enum qla_work_type type
,
2481 struct qla_work_evt
*e
;
2483 e
= kzalloc(sizeof(struct qla_work_evt
), locked
? GFP_ATOMIC
:
2488 INIT_LIST_HEAD(&e
->list
);
2490 e
->flags
= QLA_EVT_FLAG_FREE
;
2495 qla2x00_post_work(struct scsi_qla_host
*vha
, struct qla_work_evt
*e
, int locked
)
2497 unsigned long uninitialized_var(flags
);
2498 struct qla_hw_data
*ha
= vha
->hw
;
2501 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2502 list_add_tail(&e
->list
, &vha
->work_list
);
2503 qla2xxx_wake_dpc(vha
);
2505 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2510 qla2x00_post_aen_work(struct scsi_qla_host
*vha
, enum fc_host_event_code code
,
2513 struct qla_work_evt
*e
;
2515 e
= qla2x00_alloc_work(vha
, QLA_EVT_AEN
, 1);
2517 return QLA_FUNCTION_FAILED
;
2519 e
->u
.aen
.code
= code
;
2520 e
->u
.aen
.data
= data
;
2521 return qla2x00_post_work(vha
, e
, 1);
2525 qla2x00_do_work(struct scsi_qla_host
*vha
)
2527 struct qla_work_evt
*e
;
2528 struct qla_hw_data
*ha
= vha
->hw
;
2530 spin_lock_irq(&ha
->hardware_lock
);
2531 while (!list_empty(&vha
->work_list
)) {
2532 e
= list_entry(vha
->work_list
.next
, struct qla_work_evt
, list
);
2533 list_del_init(&e
->list
);
2534 spin_unlock_irq(&ha
->hardware_lock
);
2538 fc_host_post_event(vha
->host
, fc_get_event_number(),
2539 e
->u
.aen
.code
, e
->u
.aen
.data
);
2542 if (e
->flags
& QLA_EVT_FLAG_FREE
)
2544 spin_lock_irq(&ha
->hardware_lock
);
2546 spin_unlock_irq(&ha
->hardware_lock
);
2548 /* Relogins all the fcports of a vport
2549 * Context: dpc thread
2551 void qla2x00_relogin(struct scsi_qla_host
*vha
)
2555 uint16_t next_loopid
= 0;
2556 struct qla_hw_data
*ha
= vha
->hw
;
2558 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
2560 * If the port is not ONLINE then try to login
2561 * to it if we haven't run out of retries.
2563 if (atomic_read(&fcport
->state
) !=
2564 FCS_ONLINE
&& fcport
->login_retry
) {
2566 if (fcport
->flags
& FCF_FABRIC_DEVICE
) {
2567 if (fcport
->flags
& FCF_TAPE_PRESENT
)
2568 ha
->isp_ops
->fabric_logout(vha
,
2570 fcport
->d_id
.b
.domain
,
2571 fcport
->d_id
.b
.area
,
2572 fcport
->d_id
.b
.al_pa
);
2574 status
= qla2x00_fabric_login(vha
, fcport
,
2577 status
= qla2x00_local_device_login(vha
,
2580 fcport
->login_retry
--;
2581 if (status
== QLA_SUCCESS
) {
2582 fcport
->old_loop_id
= fcport
->loop_id
;
2584 DEBUG(printk("scsi(%ld): port login OK: logged "
2585 "in ID 0x%x\n", vha
->host_no
, fcport
->loop_id
));
2587 qla2x00_update_fcport(vha
, fcport
);
2589 } else if (status
== 1) {
2590 set_bit(RELOGIN_NEEDED
, &vha
->dpc_flags
);
2591 /* retry the login again */
2592 DEBUG(printk("scsi(%ld): Retrying"
2593 " %d login again loop_id 0x%x\n",
2594 vha
->host_no
, fcport
->login_retry
,
2597 fcport
->login_retry
= 0;
2600 if (fcport
->login_retry
== 0 && status
!= QLA_SUCCESS
)
2601 fcport
->loop_id
= FC_NO_LOOP_ID
;
2603 if (test_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
))
2608 /**************************************************************************
2610 * This kernel thread is a task that is schedule by the interrupt handler
2611 * to perform the background processing for interrupts.
2614 * This task always run in the context of a kernel thread. It
2615 * is kick-off by the driver's detect code and starts up
2616 * up one per adapter. It immediately goes to sleep and waits for
2617 * some fibre event. When either the interrupt handler or
2618 * the timer routine detects a event it will one of the task
2619 * bits then wake us up.
2620 **************************************************************************/
2622 qla2x00_do_dpc(void *data
)
2625 scsi_qla_host_t
*base_vha
;
2626 struct qla_hw_data
*ha
;
2628 ha
= (struct qla_hw_data
*)data
;
2629 base_vha
= pci_get_drvdata(ha
->pdev
);
2631 set_user_nice(current
, -20);
2633 while (!kthread_should_stop()) {
2634 DEBUG3(printk("qla2x00: DPC handler sleeping\n"));
2636 set_current_state(TASK_INTERRUPTIBLE
);
2638 __set_current_state(TASK_RUNNING
);
2640 DEBUG3(printk("qla2x00: DPC handler waking up\n"));
2642 /* Initialization not yet finished. Don't do anything yet. */
2643 if (!base_vha
->flags
.init_done
)
2646 DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha
->host_no
));
2650 if (ha
->flags
.mbox_busy
) {
2655 qla2x00_do_work(base_vha
);
2657 if (test_and_clear_bit(ISP_ABORT_NEEDED
,
2658 &base_vha
->dpc_flags
)) {
2660 DEBUG(printk("scsi(%ld): dpc: sched "
2661 "qla2x00_abort_isp ha = %p\n",
2662 base_vha
->host_no
, ha
));
2663 if (!(test_and_set_bit(ABORT_ISP_ACTIVE
,
2664 &base_vha
->dpc_flags
))) {
2666 if (qla2x00_abort_isp(base_vha
)) {
2667 /* failed. retry later */
2668 set_bit(ISP_ABORT_NEEDED
,
2669 &base_vha
->dpc_flags
);
2671 clear_bit(ABORT_ISP_ACTIVE
,
2672 &base_vha
->dpc_flags
);
2675 DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n",
2676 base_vha
->host_no
));
2679 if (test_bit(FCPORT_UPDATE_NEEDED
, &base_vha
->dpc_flags
)) {
2680 qla2x00_update_fcports(base_vha
);
2681 clear_bit(FCPORT_UPDATE_NEEDED
, &base_vha
->dpc_flags
);
2684 if (test_and_clear_bit(RESET_MARKER_NEEDED
,
2685 &base_vha
->dpc_flags
) &&
2686 (!(test_and_set_bit(RESET_ACTIVE
, &base_vha
->dpc_flags
)))) {
2688 DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n",
2689 base_vha
->host_no
));
2691 qla2x00_rst_aen(base_vha
);
2692 clear_bit(RESET_ACTIVE
, &base_vha
->dpc_flags
);
2695 /* Retry each device up to login retry count */
2696 if ((test_and_clear_bit(RELOGIN_NEEDED
,
2697 &base_vha
->dpc_flags
)) &&
2698 !test_bit(LOOP_RESYNC_NEEDED
, &base_vha
->dpc_flags
) &&
2699 atomic_read(&base_vha
->loop_state
) != LOOP_DOWN
) {
2701 DEBUG(printk("scsi(%ld): qla2x00_port_login()\n",
2702 base_vha
->host_no
));
2703 qla2x00_relogin(base_vha
);
2705 DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n",
2706 base_vha
->host_no
));
2709 if (test_and_clear_bit(LOOP_RESYNC_NEEDED
,
2710 &base_vha
->dpc_flags
)) {
2712 DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n",
2713 base_vha
->host_no
));
2715 if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE
,
2716 &base_vha
->dpc_flags
))) {
2718 rval
= qla2x00_loop_resync(base_vha
);
2720 clear_bit(LOOP_RESYNC_ACTIVE
,
2721 &base_vha
->dpc_flags
);
2724 DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n",
2725 base_vha
->host_no
));
2728 if (test_bit(NPIV_CONFIG_NEEDED
, &base_vha
->dpc_flags
) &&
2729 atomic_read(&base_vha
->loop_state
) == LOOP_READY
) {
2730 clear_bit(NPIV_CONFIG_NEEDED
, &base_vha
->dpc_flags
);
2731 qla2xxx_flash_npiv_conf(base_vha
);
2734 if (!ha
->interrupts_on
)
2735 ha
->isp_ops
->enable_intrs(ha
);
2737 if (test_and_clear_bit(BEACON_BLINK_NEEDED
,
2738 &base_vha
->dpc_flags
))
2739 ha
->isp_ops
->beacon_blink(base_vha
);
2741 qla2x00_do_dpc_all_vps(base_vha
);
2744 } /* End of while(1) */
2746 DEBUG(printk("scsi(%ld): DPC handler exiting\n", base_vha
->host_no
));
2749 * Make sure that nobody tries to wake us up again.
2757 qla2xxx_wake_dpc(struct scsi_qla_host
*vha
)
2759 struct qla_hw_data
*ha
= vha
->hw
;
2760 struct task_struct
*t
= ha
->dpc_thread
;
2762 if (!test_bit(UNLOADING
, &vha
->dpc_flags
) && t
)
2768 * Processes asynchronous reset.
2771 * ha = adapter block pointer.
2774 qla2x00_rst_aen(scsi_qla_host_t
*vha
)
2776 if (vha
->flags
.online
&& !vha
->flags
.reset_active
&&
2777 !atomic_read(&vha
->loop_down_timer
) &&
2778 !(test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
))) {
2780 clear_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
2783 * Issue marker command only when we are going to start
2786 vha
->marker_needed
= 1;
2787 } while (!atomic_read(&vha
->loop_down_timer
) &&
2788 (test_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
)));
2793 qla2x00_sp_free_dma(srb_t
*sp
)
2795 struct scsi_cmnd
*cmd
= sp
->cmd
;
2797 if (sp
->flags
& SRB_DMA_VALID
) {
2798 scsi_dma_unmap(cmd
);
2799 sp
->flags
&= ~SRB_DMA_VALID
;
2805 qla2x00_sp_compl(struct qla_hw_data
*ha
, srb_t
*sp
)
2807 struct scsi_cmnd
*cmd
= sp
->cmd
;
2809 qla2x00_sp_free_dma(sp
);
2811 mempool_free(sp
, ha
->srb_mempool
);
2813 cmd
->scsi_done(cmd
);
2816 /**************************************************************************
2822 * Context: Interrupt
2823 ***************************************************************************/
2825 qla2x00_timer(scsi_qla_host_t
*vha
)
2827 unsigned long cpu_flags
= 0;
2833 struct qla_hw_data
*ha
= vha
->hw
;
2834 struct req_que
*req
;
2836 * Ports - Port down timer.
2838 * Whenever, a port is in the LOST state we start decrementing its port
2839 * down timer every second until it reaches zero. Once it reaches zero
2840 * the port it marked DEAD.
2843 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
2844 if (fcport
->port_type
!= FCT_TARGET
)
2847 if (atomic_read(&fcport
->state
) == FCS_DEVICE_LOST
) {
2849 if (atomic_read(&fcport
->port_down_timer
) == 0)
2852 if (atomic_dec_and_test(&fcport
->port_down_timer
) != 0)
2853 atomic_set(&fcport
->state
, FCS_DEVICE_DEAD
);
2855 DEBUG(printk("scsi(%ld): fcport-%d - port retry count: "
2858 t
, atomic_read(&fcport
->port_down_timer
)));
2861 } /* End of for fcport */
2864 /* Loop down handler. */
2865 if (atomic_read(&vha
->loop_down_timer
) > 0 &&
2866 !(test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
))
2867 && vha
->flags
.online
) {
2869 if (atomic_read(&vha
->loop_down_timer
) ==
2870 vha
->loop_down_abort_time
) {
2872 DEBUG(printk("scsi(%ld): Loop Down - aborting the "
2873 "queues before time expire\n",
2876 if (!IS_QLA2100(ha
) && vha
->link_down_timeout
)
2877 atomic_set(&vha
->loop_state
, LOOP_DEAD
);
2879 /* Schedule an ISP abort to return any tape commands. */
2880 /* NPIV - scan physical port only */
2882 spin_lock_irqsave(&ha
->hardware_lock
,
2884 req
= ha
->req_q_map
[0];
2886 index
< MAX_OUTSTANDING_COMMANDS
;
2890 sp
= req
->outstanding_cmds
[index
];
2894 if (!(sfcp
->flags
& FCF_TAPE_PRESENT
))
2897 set_bit(ISP_ABORT_NEEDED
,
2901 spin_unlock_irqrestore(&ha
->hardware_lock
,
2904 set_bit(ABORT_QUEUES_NEEDED
, &vha
->dpc_flags
);
2908 /* if the loop has been down for 4 minutes, reinit adapter */
2909 if (atomic_dec_and_test(&vha
->loop_down_timer
) != 0) {
2910 DEBUG(printk("scsi(%ld): Loop down exceed 4 mins - "
2911 "restarting queues.\n",
2914 set_bit(RESTART_QUEUES_NEEDED
, &vha
->dpc_flags
);
2917 if (!(vha
->device_flags
& DFLG_NO_CABLE
) &&
2919 DEBUG(printk("scsi(%ld): Loop down - "
2922 qla_printk(KERN_WARNING
, ha
,
2923 "Loop down - aborting ISP.\n");
2925 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2928 DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n",
2930 atomic_read(&vha
->loop_down_timer
)));
2933 /* Check if beacon LED needs to be blinked */
2934 if (ha
->beacon_blink_led
== 1) {
2935 set_bit(BEACON_BLINK_NEEDED
, &vha
->dpc_flags
);
2939 /* Process any deferred work. */
2940 if (!list_empty(&vha
->work_list
))
2943 /* Schedule the DPC routine if needed */
2944 if ((test_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
) ||
2945 test_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
) ||
2946 test_bit(FCPORT_UPDATE_NEEDED
, &vha
->dpc_flags
) ||
2948 test_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
) ||
2949 test_bit(BEACON_BLINK_NEEDED
, &vha
->dpc_flags
) ||
2950 test_bit(VP_DPC_NEEDED
, &vha
->dpc_flags
) ||
2951 test_bit(RELOGIN_NEEDED
, &vha
->dpc_flags
)))
2952 qla2xxx_wake_dpc(vha
);
2954 qla2x00_restart_timer(vha
, WATCH_INTERVAL
);
2957 /* Firmware interface routines. */
2960 #define FW_ISP21XX 0
2961 #define FW_ISP22XX 1
2962 #define FW_ISP2300 2
2963 #define FW_ISP2322 3
2964 #define FW_ISP24XX 4
2965 #define FW_ISP25XX 5
2966 #define FW_ISP81XX 6
2968 #define FW_FILE_ISP21XX "ql2100_fw.bin"
2969 #define FW_FILE_ISP22XX "ql2200_fw.bin"
2970 #define FW_FILE_ISP2300 "ql2300_fw.bin"
2971 #define FW_FILE_ISP2322 "ql2322_fw.bin"
2972 #define FW_FILE_ISP24XX "ql2400_fw.bin"
2973 #define FW_FILE_ISP25XX "ql2500_fw.bin"
2974 #define FW_FILE_ISP81XX "ql8100_fw.bin"
2976 static DEFINE_MUTEX(qla_fw_lock
);
2978 static struct fw_blob qla_fw_blobs
[FW_BLOBS
] = {
2979 { .name
= FW_FILE_ISP21XX
, .segs
= { 0x1000, 0 }, },
2980 { .name
= FW_FILE_ISP22XX
, .segs
= { 0x1000, 0 }, },
2981 { .name
= FW_FILE_ISP2300
, .segs
= { 0x800, 0 }, },
2982 { .name
= FW_FILE_ISP2322
, .segs
= { 0x800, 0x1c000, 0x1e000, 0 }, },
2983 { .name
= FW_FILE_ISP24XX
, },
2984 { .name
= FW_FILE_ISP25XX
, },
2985 { .name
= FW_FILE_ISP81XX
, },
2989 qla2x00_request_firmware(scsi_qla_host_t
*vha
)
2991 struct qla_hw_data
*ha
= vha
->hw
;
2992 struct fw_blob
*blob
;
2995 if (IS_QLA2100(ha
)) {
2996 blob
= &qla_fw_blobs
[FW_ISP21XX
];
2997 } else if (IS_QLA2200(ha
)) {
2998 blob
= &qla_fw_blobs
[FW_ISP22XX
];
2999 } else if (IS_QLA2300(ha
) || IS_QLA2312(ha
) || IS_QLA6312(ha
)) {
3000 blob
= &qla_fw_blobs
[FW_ISP2300
];
3001 } else if (IS_QLA2322(ha
) || IS_QLA6322(ha
)) {
3002 blob
= &qla_fw_blobs
[FW_ISP2322
];
3003 } else if (IS_QLA24XX_TYPE(ha
)) {
3004 blob
= &qla_fw_blobs
[FW_ISP24XX
];
3005 } else if (IS_QLA25XX(ha
)) {
3006 blob
= &qla_fw_blobs
[FW_ISP25XX
];
3007 } else if (IS_QLA81XX(ha
)) {
3008 blob
= &qla_fw_blobs
[FW_ISP81XX
];
3011 mutex_lock(&qla_fw_lock
);
3015 if (request_firmware(&blob
->fw
, blob
->name
, &ha
->pdev
->dev
)) {
3016 DEBUG2(printk("scsi(%ld): Failed to load firmware image "
3017 "(%s).\n", vha
->host_no
, blob
->name
));
3024 mutex_unlock(&qla_fw_lock
);
3029 qla2x00_release_firmware(void)
3033 mutex_lock(&qla_fw_lock
);
3034 for (idx
= 0; idx
< FW_BLOBS
; idx
++)
3035 if (qla_fw_blobs
[idx
].fw
)
3036 release_firmware(qla_fw_blobs
[idx
].fw
);
3037 mutex_unlock(&qla_fw_lock
);
3040 static pci_ers_result_t
3041 qla2xxx_pci_error_detected(struct pci_dev
*pdev
, pci_channel_state_t state
)
3044 case pci_channel_io_normal
:
3045 return PCI_ERS_RESULT_CAN_RECOVER
;
3046 case pci_channel_io_frozen
:
3047 pci_disable_device(pdev
);
3048 return PCI_ERS_RESULT_NEED_RESET
;
3049 case pci_channel_io_perm_failure
:
3050 qla2x00_remove_one(pdev
);
3051 return PCI_ERS_RESULT_DISCONNECT
;
3053 return PCI_ERS_RESULT_NEED_RESET
;
3056 static pci_ers_result_t
3057 qla2xxx_pci_mmio_enabled(struct pci_dev
*pdev
)
3059 int risc_paused
= 0;
3061 unsigned long flags
;
3062 scsi_qla_host_t
*base_vha
= pci_get_drvdata(pdev
);
3063 struct qla_hw_data
*ha
= base_vha
->hw
;
3064 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
3065 struct device_reg_24xx __iomem
*reg24
= &ha
->iobase
->isp24
;
3067 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3068 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)){
3069 stat
= RD_REG_DWORD(®
->hccr
);
3070 if (stat
& HCCR_RISC_PAUSE
)
3072 } else if (IS_QLA23XX(ha
)) {
3073 stat
= RD_REG_DWORD(®
->u
.isp2300
.host_status
);
3074 if (stat
& HSR_RISC_PAUSED
)
3076 } else if (IS_FWI2_CAPABLE(ha
)) {
3077 stat
= RD_REG_DWORD(®24
->host_status
);
3078 if (stat
& HSRX_RISC_PAUSED
)
3081 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3084 qla_printk(KERN_INFO
, ha
, "RISC paused -- mmio_enabled, "
3085 "Dumping firmware!\n");
3086 ha
->isp_ops
->fw_dump(base_vha
, 0);
3088 return PCI_ERS_RESULT_NEED_RESET
;
3090 return PCI_ERS_RESULT_RECOVERED
;
3093 static pci_ers_result_t
3094 qla2xxx_pci_slot_reset(struct pci_dev
*pdev
)
3096 pci_ers_result_t ret
= PCI_ERS_RESULT_DISCONNECT
;
3097 scsi_qla_host_t
*base_vha
= pci_get_drvdata(pdev
);
3098 struct qla_hw_data
*ha
= base_vha
->hw
;
3102 rc
= pci_enable_device_mem(pdev
);
3104 rc
= pci_enable_device(pdev
);
3107 qla_printk(KERN_WARNING
, ha
,
3108 "Can't re-enable PCI device after reset.\n");
3112 pci_set_master(pdev
);
3114 if (ha
->isp_ops
->pci_config(base_vha
))
3117 set_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
3118 if (qla2x00_abort_isp(base_vha
) == QLA_SUCCESS
)
3119 ret
= PCI_ERS_RESULT_RECOVERED
;
3120 clear_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
3126 qla2xxx_pci_resume(struct pci_dev
*pdev
)
3128 scsi_qla_host_t
*base_vha
= pci_get_drvdata(pdev
);
3129 struct qla_hw_data
*ha
= base_vha
->hw
;
3132 ret
= qla2x00_wait_for_hba_online(base_vha
);
3133 if (ret
!= QLA_SUCCESS
) {
3134 qla_printk(KERN_ERR
, ha
,
3135 "the device failed to resume I/O "
3136 "from slot/link_reset");
3138 pci_cleanup_aer_uncorrect_error_status(pdev
);
3141 static struct pci_error_handlers qla2xxx_err_handler
= {
3142 .error_detected
= qla2xxx_pci_error_detected
,
3143 .mmio_enabled
= qla2xxx_pci_mmio_enabled
,
3144 .slot_reset
= qla2xxx_pci_slot_reset
,
3145 .resume
= qla2xxx_pci_resume
,
3148 static struct pci_device_id qla2xxx_pci_tbl
[] = {
3149 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2100
) },
3150 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2200
) },
3151 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2300
) },
3152 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2312
) },
3153 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2322
) },
3154 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP6312
) },
3155 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP6322
) },
3156 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2422
) },
3157 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2432
) },
3158 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP8432
) },
3159 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP5422
) },
3160 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP5432
) },
3161 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP2532
) },
3162 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC
, PCI_DEVICE_ID_QLOGIC_ISP8001
) },
3165 MODULE_DEVICE_TABLE(pci
, qla2xxx_pci_tbl
);
3167 static struct pci_driver qla2xxx_pci_driver
= {
3168 .name
= QLA2XXX_DRIVER_NAME
,
3170 .owner
= THIS_MODULE
,
3172 .id_table
= qla2xxx_pci_tbl
,
3173 .probe
= qla2x00_probe_one
,
3174 .remove
= qla2x00_remove_one
,
3175 .err_handler
= &qla2xxx_err_handler
,
3179 * qla2x00_module_init - Module initialization.
3182 qla2x00_module_init(void)
3186 /* Allocate cache for SRBs. */
3187 srb_cachep
= kmem_cache_create("qla2xxx_srbs", sizeof(srb_t
), 0,
3188 SLAB_HWCACHE_ALIGN
, NULL
);
3189 if (srb_cachep
== NULL
) {
3191 "qla2xxx: Unable to allocate SRB cache...Failing load!\n");
3195 /* Derive version string. */
3196 strcpy(qla2x00_version_str
, QLA2XXX_VERSION
);
3197 if (ql2xextended_error_logging
)
3198 strcat(qla2x00_version_str
, "-debug");
3200 qla2xxx_transport_template
=
3201 fc_attach_transport(&qla2xxx_transport_functions
);
3202 if (!qla2xxx_transport_template
) {
3203 kmem_cache_destroy(srb_cachep
);
3206 qla2xxx_transport_vport_template
=
3207 fc_attach_transport(&qla2xxx_transport_vport_functions
);
3208 if (!qla2xxx_transport_vport_template
) {
3209 kmem_cache_destroy(srb_cachep
);
3210 fc_release_transport(qla2xxx_transport_template
);
3214 printk(KERN_INFO
"QLogic Fibre Channel HBA Driver: %s\n",
3215 qla2x00_version_str
);
3216 ret
= pci_register_driver(&qla2xxx_pci_driver
);
3218 kmem_cache_destroy(srb_cachep
);
3219 fc_release_transport(qla2xxx_transport_template
);
3220 fc_release_transport(qla2xxx_transport_vport_template
);
3226 * qla2x00_module_exit - Module cleanup.
3229 qla2x00_module_exit(void)
3231 pci_unregister_driver(&qla2xxx_pci_driver
);
3232 qla2x00_release_firmware();
3233 kmem_cache_destroy(srb_cachep
);
3234 fc_release_transport(qla2xxx_transport_template
);
3235 fc_release_transport(qla2xxx_transport_vport_template
);
3238 module_init(qla2x00_module_init
);
3239 module_exit(qla2x00_module_exit
);
3241 MODULE_AUTHOR("QLogic Corporation");
3242 MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver");
3243 MODULE_LICENSE("GPL");
3244 MODULE_VERSION(QLA2XXX_VERSION
);
3245 MODULE_FIRMWARE(FW_FILE_ISP21XX
);
3246 MODULE_FIRMWARE(FW_FILE_ISP22XX
);
3247 MODULE_FIRMWARE(FW_FILE_ISP2300
);
3248 MODULE_FIRMWARE(FW_FILE_ISP2322
);
3249 MODULE_FIRMWARE(FW_FILE_ISP24XX
);
3250 MODULE_FIRMWARE(FW_FILE_ISP25XX
);
3251 MODULE_FIRMWARE(FW_FILE_ISP81XX
);