2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2011 QLogic Corporation
5 * See LICENSE.qla2xxx for copyright and licensing details.
9 #include <linux/delay.h>
10 #include <linux/slab.h>
11 #include <scsi/scsi_tcq.h>
12 #include <scsi/scsi_bsg_fc.h>
13 #include <scsi/scsi_eh.h>
15 static void qla2x00_mbx_completion(scsi_qla_host_t
*, uint16_t);
16 static void qla2x00_process_completed_request(struct scsi_qla_host
*,
17 struct req_que
*, uint32_t);
18 static void qla2x00_status_entry(scsi_qla_host_t
*, struct rsp_que
*, void *);
19 static void qla2x00_status_cont_entry(struct rsp_que
*, sts_cont_entry_t
*);
20 static void qla2x00_error_entry(scsi_qla_host_t
*, struct rsp_que
*,
24 * qla2100_intr_handler() - Process interrupts for the ISP2100 and ISP2200.
26 * @dev_id: SCSI driver HA context
28 * Called by system whenever the host adapter generates an interrupt.
30 * Returns handled flag.
33 qla2100_intr_handler(int irq
, void *dev_id
)
36 struct qla_hw_data
*ha
;
37 struct device_reg_2xxx __iomem
*reg
;
45 rsp
= (struct rsp_que
*) dev_id
;
48 "%s(): NULL response queue pointer\n", __func__
);
53 reg
= &ha
->iobase
->isp
;
56 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
57 vha
= pci_get_drvdata(ha
->pdev
);
58 for (iter
= 50; iter
--; ) {
59 hccr
= RD_REG_WORD(®
->hccr
);
60 if (hccr
& HCCR_RISC_PAUSE
) {
61 if (pci_channel_offline(ha
->pdev
))
65 * Issue a "HARD" reset in order for the RISC interrupt
66 * bit to be cleared. Schedule a big hammmer to get
67 * out of the RISC PAUSED state.
69 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
70 RD_REG_WORD(®
->hccr
);
72 ha
->isp_ops
->fw_dump(vha
, 1);
73 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
75 } else if ((RD_REG_WORD(®
->istatus
) & ISR_RISC_INT
) == 0)
78 if (RD_REG_WORD(®
->semaphore
) & BIT_0
) {
79 WRT_REG_WORD(®
->hccr
, HCCR_CLR_RISC_INT
);
80 RD_REG_WORD(®
->hccr
);
82 /* Get mailbox data. */
83 mb
[0] = RD_MAILBOX_REG(ha
, reg
, 0);
84 if (mb
[0] > 0x3fff && mb
[0] < 0x8000) {
85 qla2x00_mbx_completion(vha
, mb
[0]);
86 status
|= MBX_INTERRUPT
;
87 } else if (mb
[0] > 0x7fff && mb
[0] < 0xc000) {
88 mb
[1] = RD_MAILBOX_REG(ha
, reg
, 1);
89 mb
[2] = RD_MAILBOX_REG(ha
, reg
, 2);
90 mb
[3] = RD_MAILBOX_REG(ha
, reg
, 3);
91 qla2x00_async_event(vha
, rsp
, mb
);
94 DEBUG2(printk("scsi(%ld): Unrecognized "
95 "interrupt type (%d).\n",
96 vha
->host_no
, mb
[0]));
98 /* Release mailbox registers. */
99 WRT_REG_WORD(®
->semaphore
, 0);
100 RD_REG_WORD(®
->semaphore
);
102 qla2x00_process_response_queue(rsp
);
104 WRT_REG_WORD(®
->hccr
, HCCR_CLR_RISC_INT
);
105 RD_REG_WORD(®
->hccr
);
108 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
110 if (test_bit(MBX_INTR_WAIT
, &ha
->mbx_cmd_flags
) &&
111 (status
& MBX_INTERRUPT
) && ha
->flags
.mbox_int
) {
112 set_bit(MBX_INTERRUPT
, &ha
->mbx_cmd_flags
);
113 complete(&ha
->mbx_intr_comp
);
116 return (IRQ_HANDLED
);
120 * qla2300_intr_handler() - Process interrupts for the ISP23xx and ISP63xx.
122 * @dev_id: SCSI driver HA context
124 * Called by system whenever the host adapter generates an interrupt.
126 * Returns handled flag.
129 qla2300_intr_handler(int irq
, void *dev_id
)
131 scsi_qla_host_t
*vha
;
132 struct device_reg_2xxx __iomem
*reg
;
139 struct qla_hw_data
*ha
;
142 rsp
= (struct rsp_que
*) dev_id
;
145 "%s(): NULL response queue pointer\n", __func__
);
150 reg
= &ha
->iobase
->isp
;
153 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
154 vha
= pci_get_drvdata(ha
->pdev
);
155 for (iter
= 50; iter
--; ) {
156 stat
= RD_REG_DWORD(®
->u
.isp2300
.host_status
);
157 if (stat
& HSR_RISC_PAUSED
) {
158 if (unlikely(pci_channel_offline(ha
->pdev
)))
161 hccr
= RD_REG_WORD(®
->hccr
);
162 if (hccr
& (BIT_15
| BIT_13
| BIT_11
| BIT_8
))
163 qla_printk(KERN_INFO
, ha
, "Parity error -- "
164 "HCCR=%x, Dumping firmware!\n", hccr
);
166 qla_printk(KERN_INFO
, ha
, "RISC paused -- "
167 "HCCR=%x, Dumping firmware!\n", hccr
);
170 * Issue a "HARD" reset in order for the RISC
171 * interrupt bit to be cleared. Schedule a big
172 * hammmer to get out of the RISC PAUSED state.
174 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
175 RD_REG_WORD(®
->hccr
);
177 ha
->isp_ops
->fw_dump(vha
, 1);
178 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
180 } else if ((stat
& HSR_RISC_INT
) == 0)
183 switch (stat
& 0xff) {
188 qla2x00_mbx_completion(vha
, MSW(stat
));
189 status
|= MBX_INTERRUPT
;
191 /* Release mailbox registers. */
192 WRT_REG_WORD(®
->semaphore
, 0);
196 mb
[1] = RD_MAILBOX_REG(ha
, reg
, 1);
197 mb
[2] = RD_MAILBOX_REG(ha
, reg
, 2);
198 mb
[3] = RD_MAILBOX_REG(ha
, reg
, 3);
199 qla2x00_async_event(vha
, rsp
, mb
);
202 qla2x00_process_response_queue(rsp
);
205 mb
[0] = MBA_CMPLT_1_16BIT
;
207 qla2x00_async_event(vha
, rsp
, mb
);
210 mb
[0] = MBA_SCSI_COMPLETION
;
212 mb
[2] = RD_MAILBOX_REG(ha
, reg
, 2);
213 qla2x00_async_event(vha
, rsp
, mb
);
216 DEBUG2(printk("scsi(%ld): Unrecognized interrupt type "
218 vha
->host_no
, stat
& 0xff));
221 WRT_REG_WORD(®
->hccr
, HCCR_CLR_RISC_INT
);
222 RD_REG_WORD_RELAXED(®
->hccr
);
224 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
226 if (test_bit(MBX_INTR_WAIT
, &ha
->mbx_cmd_flags
) &&
227 (status
& MBX_INTERRUPT
) && ha
->flags
.mbox_int
) {
228 set_bit(MBX_INTERRUPT
, &ha
->mbx_cmd_flags
);
229 complete(&ha
->mbx_intr_comp
);
232 return (IRQ_HANDLED
);
236 * qla2x00_mbx_completion() - Process mailbox command completions.
237 * @ha: SCSI driver HA context
238 * @mb0: Mailbox0 register
241 qla2x00_mbx_completion(scsi_qla_host_t
*vha
, uint16_t mb0
)
244 uint16_t __iomem
*wptr
;
245 struct qla_hw_data
*ha
= vha
->hw
;
246 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
248 /* Load return mailbox registers. */
249 ha
->flags
.mbox_int
= 1;
250 ha
->mailbox_out
[0] = mb0
;
251 wptr
= (uint16_t __iomem
*)MAILBOX_REG(ha
, reg
, 1);
253 for (cnt
= 1; cnt
< ha
->mbx_count
; cnt
++) {
254 if (IS_QLA2200(ha
) && cnt
== 8)
255 wptr
= (uint16_t __iomem
*)MAILBOX_REG(ha
, reg
, 8);
256 if (cnt
== 4 || cnt
== 5)
257 ha
->mailbox_out
[cnt
] = qla2x00_debounce_register(wptr
);
259 ha
->mailbox_out
[cnt
] = RD_REG_WORD(wptr
);
265 DEBUG3(printk("%s(%ld): Got mailbox completion. cmd=%x.\n",
266 __func__
, vha
->host_no
, ha
->mcp
->mb
[0]));
268 DEBUG2_3(printk("%s(%ld): MBX pointer ERROR!\n",
269 __func__
, vha
->host_no
));
274 qla81xx_idc_event(scsi_qla_host_t
*vha
, uint16_t aen
, uint16_t descr
)
276 static char *event
[] =
277 { "Complete", "Request Notification", "Time Extension" };
279 struct device_reg_24xx __iomem
*reg24
= &vha
->hw
->iobase
->isp24
;
280 uint16_t __iomem
*wptr
;
281 uint16_t cnt
, timeout
, mb
[QLA_IDC_ACK_REGS
];
283 /* Seed data -- mailbox1 -> mailbox7. */
284 wptr
= (uint16_t __iomem
*)®24
->mailbox1
;
285 for (cnt
= 0; cnt
< QLA_IDC_ACK_REGS
; cnt
++, wptr
++)
286 mb
[cnt
] = RD_REG_WORD(wptr
);
288 DEBUG2(printk("scsi(%ld): Inter-Driver Commucation %s -- "
289 "%04x %04x %04x %04x %04x %04x %04x.\n", vha
->host_no
,
291 mb
[0], mb
[1], mb
[2], mb
[3], mb
[4], mb
[5], mb
[6]));
293 /* Acknowledgement needed? [Notify && non-zero timeout]. */
294 timeout
= (descr
>> 8) & 0xf;
295 if (aen
!= MBA_IDC_NOTIFY
|| !timeout
)
298 DEBUG2(printk("scsi(%ld): Inter-Driver Commucation %s -- "
299 "ACK timeout=%d.\n", vha
->host_no
, event
[aen
& 0xff], timeout
));
301 rval
= qla2x00_post_idc_ack_work(vha
, mb
);
302 if (rval
!= QLA_SUCCESS
)
303 qla_printk(KERN_WARNING
, vha
->hw
,
304 "IDC failed to post ACK.\n");
308 * qla2x00_async_event() - Process aynchronous events.
309 * @ha: SCSI driver HA context
310 * @mb: Mailbox registers (0 - 3)
313 qla2x00_async_event(scsi_qla_host_t
*vha
, struct rsp_que
*rsp
, uint16_t *mb
)
316 static char *link_speeds
[] = { "1", "2", "?", "4", "8", "10" };
321 struct qla_hw_data
*ha
= vha
->hw
;
322 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
323 struct device_reg_24xx __iomem
*reg24
= &ha
->iobase
->isp24
;
324 struct device_reg_82xx __iomem
*reg82
= &ha
->iobase
->isp82
;
325 uint32_t rscn_entry
, host_pid
;
326 uint8_t rscn_queue_index
;
329 /* Setup to process RIO completion. */
331 if (IS_QLA8XXX_TYPE(ha
))
334 case MBA_SCSI_COMPLETION
:
335 handles
[0] = le32_to_cpu((uint32_t)((mb
[2] << 16) | mb
[1]));
338 case MBA_CMPLT_1_16BIT
:
341 mb
[0] = MBA_SCSI_COMPLETION
;
343 case MBA_CMPLT_2_16BIT
:
347 mb
[0] = MBA_SCSI_COMPLETION
;
349 case MBA_CMPLT_3_16BIT
:
354 mb
[0] = MBA_SCSI_COMPLETION
;
356 case MBA_CMPLT_4_16BIT
:
360 handles
[3] = (uint32_t)RD_MAILBOX_REG(ha
, reg
, 6);
362 mb
[0] = MBA_SCSI_COMPLETION
;
364 case MBA_CMPLT_5_16BIT
:
368 handles
[3] = (uint32_t)RD_MAILBOX_REG(ha
, reg
, 6);
369 handles
[4] = (uint32_t)RD_MAILBOX_REG(ha
, reg
, 7);
371 mb
[0] = MBA_SCSI_COMPLETION
;
373 case MBA_CMPLT_2_32BIT
:
374 handles
[0] = le32_to_cpu((uint32_t)((mb
[2] << 16) | mb
[1]));
375 handles
[1] = le32_to_cpu(
376 ((uint32_t)(RD_MAILBOX_REG(ha
, reg
, 7) << 16)) |
377 RD_MAILBOX_REG(ha
, reg
, 6));
379 mb
[0] = MBA_SCSI_COMPLETION
;
386 case MBA_SCSI_COMPLETION
: /* Fast Post */
387 if (!vha
->flags
.online
)
390 for (cnt
= 0; cnt
< handle_cnt
; cnt
++)
391 qla2x00_process_completed_request(vha
, rsp
->req
,
395 case MBA_RESET
: /* Reset */
396 DEBUG2(printk("scsi(%ld): Asynchronous RESET.\n",
399 set_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
402 case MBA_SYSTEM_ERR
: /* System Error */
403 mbx
= IS_QLA81XX(ha
) ? RD_REG_WORD(®24
->mailbox7
) : 0;
404 qla_printk(KERN_INFO
, ha
,
405 "ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh "
406 "mbx7=%xh.\n", mb
[1], mb
[2], mb
[3], mbx
);
408 ha
->isp_ops
->fw_dump(vha
, 1);
410 if (IS_FWI2_CAPABLE(ha
)) {
411 if (mb
[1] == 0 && mb
[2] == 0) {
412 qla_printk(KERN_ERR
, ha
,
413 "Unrecoverable Hardware Error: adapter "
414 "marked OFFLINE!\n");
415 vha
->flags
.online
= 0;
417 /* Check to see if MPI timeout occurred */
418 if ((mbx
& MBX_3
) && (ha
->flags
.port0
))
419 set_bit(MPI_RESET_NEEDED
,
422 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
424 } else if (mb
[1] == 0) {
425 qla_printk(KERN_INFO
, ha
,
426 "Unrecoverable Hardware Error: adapter marked "
428 vha
->flags
.online
= 0;
430 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
433 case MBA_REQ_TRANSFER_ERR
: /* Request Transfer Error */
434 DEBUG2(printk("scsi(%ld): ISP Request Transfer Error (%x).\n",
435 vha
->host_no
, mb
[1]));
436 qla_printk(KERN_WARNING
, ha
,
437 "ISP Request Transfer Error (%x).\n", mb
[1]);
439 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
442 case MBA_RSP_TRANSFER_ERR
: /* Response Transfer Error */
443 DEBUG2(printk("scsi(%ld): ISP Response Transfer Error.\n",
445 qla_printk(KERN_WARNING
, ha
, "ISP Response Transfer Error.\n");
447 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
450 case MBA_WAKEUP_THRES
: /* Request Queue Wake-up */
451 DEBUG2(printk("scsi(%ld): Asynchronous WAKEUP_THRES.\n",
455 case MBA_LIP_OCCURRED
: /* Loop Initialization Procedure */
456 DEBUG2(printk("scsi(%ld): LIP occurred (%x).\n", vha
->host_no
,
458 qla_printk(KERN_INFO
, ha
, "LIP occurred (%x).\n", mb
[1]);
460 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
461 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
462 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
463 qla2x00_mark_all_devices_lost(vha
, 1);
467 atomic_set(&vha
->vp_state
, VP_FAILED
);
468 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
471 set_bit(REGISTER_FC4_NEEDED
, &vha
->dpc_flags
);
472 set_bit(REGISTER_FDMI_NEEDED
, &vha
->dpc_flags
);
474 vha
->flags
.management_server_logged_in
= 0;
475 qla2x00_post_aen_work(vha
, FCH_EVT_LIP
, mb
[1]);
478 case MBA_LOOP_UP
: /* Loop Up Event */
479 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)) {
480 link_speed
= link_speeds
[0];
481 ha
->link_data_rate
= PORT_SPEED_1GB
;
483 link_speed
= link_speeds
[LS_UNKNOWN
];
485 link_speed
= link_speeds
[mb
[1]];
486 else if (mb
[1] == 0x13)
487 link_speed
= link_speeds
[5];
488 ha
->link_data_rate
= mb
[1];
491 DEBUG2(printk("scsi(%ld): Asynchronous LOOP UP (%s Gbps).\n",
492 vha
->host_no
, link_speed
));
493 qla_printk(KERN_INFO
, ha
, "LOOP UP detected (%s Gbps).\n",
496 vha
->flags
.management_server_logged_in
= 0;
497 qla2x00_post_aen_work(vha
, FCH_EVT_LINKUP
, ha
->link_data_rate
);
500 case MBA_LOOP_DOWN
: /* Loop Down Event */
501 mbx
= IS_QLA81XX(ha
) ? RD_REG_WORD(®24
->mailbox4
) : 0;
502 mbx
= IS_QLA82XX(ha
) ? RD_REG_WORD(®82
->mailbox_out
[4]) : mbx
;
503 DEBUG2(printk("scsi(%ld): Asynchronous LOOP DOWN "
504 "(%x %x %x %x).\n", vha
->host_no
, mb
[1], mb
[2], mb
[3],
506 qla_printk(KERN_INFO
, ha
,
507 "LOOP DOWN detected (%x %x %x %x).\n", mb
[1], mb
[2], mb
[3],
510 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
511 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
512 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
513 vha
->device_flags
|= DFLG_NO_CABLE
;
514 qla2x00_mark_all_devices_lost(vha
, 1);
518 atomic_set(&vha
->vp_state
, VP_FAILED
);
519 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
522 vha
->flags
.management_server_logged_in
= 0;
523 ha
->link_data_rate
= PORT_SPEED_UNKNOWN
;
524 qla2x00_post_aen_work(vha
, FCH_EVT_LINKDOWN
, 0);
527 case MBA_LIP_RESET
: /* LIP reset occurred */
528 DEBUG2(printk("scsi(%ld): Asynchronous LIP RESET (%x).\n",
529 vha
->host_no
, mb
[1]));
530 qla_printk(KERN_INFO
, ha
,
531 "LIP reset occurred (%x).\n", mb
[1]);
533 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
534 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
535 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
536 qla2x00_mark_all_devices_lost(vha
, 1);
540 atomic_set(&vha
->vp_state
, VP_FAILED
);
541 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
544 set_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
546 ha
->operating_mode
= LOOP
;
547 vha
->flags
.management_server_logged_in
= 0;
548 qla2x00_post_aen_work(vha
, FCH_EVT_LIPRESET
, mb
[1]);
551 /* case MBA_DCBX_COMPLETE: */
552 case MBA_POINT_TO_POINT
: /* Point-to-Point */
556 if (IS_QLA8XXX_TYPE(ha
)) {
557 DEBUG2(printk("scsi(%ld): DCBX Completed -- %04x %04x "
558 "%04x\n", vha
->host_no
, mb
[1], mb
[2], mb
[3]));
559 if (ha
->notify_dcbx_comp
)
560 complete(&ha
->dcbx_comp
);
563 DEBUG2(printk("scsi(%ld): Asynchronous P2P MODE "
564 "received.\n", vha
->host_no
));
567 * Until there's a transition from loop down to loop up, treat
568 * this as loop down only.
570 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
571 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
572 if (!atomic_read(&vha
->loop_down_timer
))
573 atomic_set(&vha
->loop_down_timer
,
575 qla2x00_mark_all_devices_lost(vha
, 1);
579 atomic_set(&vha
->vp_state
, VP_FAILED
);
580 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
583 if (!(test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
)))
584 set_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
586 set_bit(REGISTER_FC4_NEEDED
, &vha
->dpc_flags
);
587 set_bit(REGISTER_FDMI_NEEDED
, &vha
->dpc_flags
);
589 ha
->flags
.gpsc_supported
= 1;
590 vha
->flags
.management_server_logged_in
= 0;
593 case MBA_CHG_IN_CONNECTION
: /* Change in connection mode */
597 DEBUG2(printk("scsi(%ld): Asynchronous Change In Connection "
600 qla_printk(KERN_INFO
, ha
,
601 "Configuration change detected: value=%x.\n", mb
[1]);
603 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
604 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
605 if (!atomic_read(&vha
->loop_down_timer
))
606 atomic_set(&vha
->loop_down_timer
,
608 qla2x00_mark_all_devices_lost(vha
, 1);
612 atomic_set(&vha
->vp_state
, VP_FAILED
);
613 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
616 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
617 set_bit(LOCAL_LOOP_UPDATE
, &vha
->dpc_flags
);
620 case MBA_PORT_UPDATE
: /* Port database update */
622 * Handle only global and vn-port update events
625 * mb[1] = N_Port handle of changed port
626 * OR 0xffff for global event
627 * mb[2] = New login state
628 * 7 = Port logged out
629 * mb[3] = LSB is vp_idx, 0xff = all vps
631 * Skip processing if:
632 * Event is global, vp_idx is NOT all vps,
633 * vp_idx does not match
634 * Event is not global, vp_idx does not match
636 if (IS_QLA2XXX_MIDTYPE(ha
) &&
637 ((mb
[1] == 0xffff && (mb
[3] & 0xff) != 0xff) ||
638 (mb
[1] != 0xffff)) && vha
->vp_idx
!= (mb
[3] & 0xff))
641 /* Global event -- port logout or port unavailable. */
642 if (mb
[1] == 0xffff && mb
[2] == 0x7) {
643 DEBUG2(printk("scsi(%ld): Asynchronous PORT UPDATE.\n",
645 DEBUG(printk(KERN_INFO
646 "scsi(%ld): Port unavailable %04x %04x %04x.\n",
647 vha
->host_no
, mb
[1], mb
[2], mb
[3]));
649 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
650 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
651 atomic_set(&vha
->loop_down_timer
,
653 vha
->device_flags
|= DFLG_NO_CABLE
;
654 qla2x00_mark_all_devices_lost(vha
, 1);
658 atomic_set(&vha
->vp_state
, VP_FAILED
);
659 fc_vport_set_state(vha
->fc_vport
,
661 qla2x00_mark_all_devices_lost(vha
, 1);
664 vha
->flags
.management_server_logged_in
= 0;
665 ha
->link_data_rate
= PORT_SPEED_UNKNOWN
;
670 * If PORT UPDATE is global (received LIP_OCCURRED/LIP_RESET
671 * event etc. earlier indicating loop is down) then process
672 * it. Otherwise ignore it and Wait for RSCN to come in.
674 atomic_set(&vha
->loop_down_timer
, 0);
675 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
&&
676 atomic_read(&vha
->loop_state
) != LOOP_DEAD
) {
677 DEBUG2(printk("scsi(%ld): Asynchronous PORT UPDATE "
678 "ignored %04x/%04x/%04x.\n", vha
->host_no
, mb
[1],
683 DEBUG2(printk("scsi(%ld): Asynchronous PORT UPDATE.\n",
685 DEBUG(printk(KERN_INFO
686 "scsi(%ld): Port database changed %04x %04x %04x.\n",
687 vha
->host_no
, mb
[1], mb
[2], mb
[3]));
690 * Mark all devices as missing so we will login again.
692 atomic_set(&vha
->loop_state
, LOOP_UP
);
694 qla2x00_mark_all_devices_lost(vha
, 1);
696 vha
->flags
.rscn_queue_overflow
= 1;
698 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
699 set_bit(LOCAL_LOOP_UPDATE
, &vha
->dpc_flags
);
702 case MBA_RSCN_UPDATE
: /* State Change Registration */
703 /* Check if the Vport has issued a SCR */
704 if (vha
->vp_idx
&& test_bit(VP_SCR_NEEDED
, &vha
->vp_flags
))
706 /* Only handle SCNs for our Vport index. */
707 if (ha
->flags
.npiv_supported
&& vha
->vp_idx
!= (mb
[3] & 0xff))
710 DEBUG2(printk("scsi(%ld): Asynchronous RSCR UPDATE.\n",
712 DEBUG(printk(KERN_INFO
713 "scsi(%ld): RSCN database changed -- %04x %04x %04x.\n",
714 vha
->host_no
, mb
[1], mb
[2], mb
[3]));
716 rscn_entry
= ((mb
[1] & 0xff) << 16) | mb
[2];
717 host_pid
= (vha
->d_id
.b
.domain
<< 16) | (vha
->d_id
.b
.area
<< 8)
719 if (rscn_entry
== host_pid
) {
720 DEBUG(printk(KERN_INFO
721 "scsi(%ld): Ignoring RSCN update to local host "
723 vha
->host_no
, host_pid
));
727 /* Ignore reserved bits from RSCN-payload. */
728 rscn_entry
= ((mb
[1] & 0x3ff) << 16) | mb
[2];
729 rscn_queue_index
= vha
->rscn_in_ptr
+ 1;
730 if (rscn_queue_index
== MAX_RSCN_COUNT
)
731 rscn_queue_index
= 0;
732 if (rscn_queue_index
!= vha
->rscn_out_ptr
) {
733 vha
->rscn_queue
[vha
->rscn_in_ptr
] = rscn_entry
;
734 vha
->rscn_in_ptr
= rscn_queue_index
;
736 vha
->flags
.rscn_queue_overflow
= 1;
739 atomic_set(&vha
->loop_state
, LOOP_UPDATE
);
740 atomic_set(&vha
->loop_down_timer
, 0);
741 vha
->flags
.management_server_logged_in
= 0;
743 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
744 set_bit(RSCN_UPDATE
, &vha
->dpc_flags
);
745 qla2x00_post_aen_work(vha
, FCH_EVT_RSCN
, rscn_entry
);
748 /* case MBA_RIO_RESPONSE: */
749 case MBA_ZIO_RESPONSE
:
750 DEBUG3(printk("scsi(%ld): [R|Z]IO update completion.\n",
753 if (IS_FWI2_CAPABLE(ha
))
754 qla24xx_process_response_queue(vha
, rsp
);
756 qla2x00_process_response_queue(rsp
);
759 case MBA_DISCARD_RND_FRAME
:
760 DEBUG2(printk("scsi(%ld): Discard RND Frame -- %04x %04x "
761 "%04x.\n", vha
->host_no
, mb
[1], mb
[2], mb
[3]));
764 case MBA_TRACE_NOTIFICATION
:
765 DEBUG2(printk("scsi(%ld): Trace Notification -- %04x %04x.\n",
766 vha
->host_no
, mb
[1], mb
[2]));
769 case MBA_ISP84XX_ALERT
:
770 DEBUG2(printk("scsi(%ld): ISP84XX Alert Notification -- "
771 "%04x %04x %04x\n", vha
->host_no
, mb
[1], mb
[2], mb
[3]));
773 spin_lock_irqsave(&ha
->cs84xx
->access_lock
, flags
);
775 case A84_PANIC_RECOVERY
:
776 qla_printk(KERN_INFO
, ha
, "Alert 84XX: panic recovery "
777 "%04x %04x\n", mb
[2], mb
[3]);
779 case A84_OP_LOGIN_COMPLETE
:
780 ha
->cs84xx
->op_fw_version
= mb
[3] << 16 | mb
[2];
781 DEBUG2(qla_printk(KERN_INFO
, ha
, "Alert 84XX:"
782 "firmware version %x\n", ha
->cs84xx
->op_fw_version
));
784 case A84_DIAG_LOGIN_COMPLETE
:
785 ha
->cs84xx
->diag_fw_version
= mb
[3] << 16 | mb
[2];
786 DEBUG2(qla_printk(KERN_INFO
, ha
, "Alert 84XX:"
787 "diagnostic firmware version %x\n",
788 ha
->cs84xx
->diag_fw_version
));
790 case A84_GOLD_LOGIN_COMPLETE
:
791 ha
->cs84xx
->diag_fw_version
= mb
[3] << 16 | mb
[2];
792 ha
->cs84xx
->fw_update
= 1;
793 DEBUG2(qla_printk(KERN_INFO
, ha
, "Alert 84XX: gold "
794 "firmware version %x\n",
795 ha
->cs84xx
->gold_fw_version
));
798 qla_printk(KERN_ERR
, ha
,
799 "Alert 84xx: Invalid Alert %04x %04x %04x\n",
800 mb
[1], mb
[2], mb
[3]);
802 spin_unlock_irqrestore(&ha
->cs84xx
->access_lock
, flags
);
805 DEBUG2(printk("scsi(%ld): DCBX Started -- %04x %04x %04x\n",
806 vha
->host_no
, mb
[1], mb
[2], mb
[3]));
808 case MBA_DCBX_PARAM_UPDATE
:
809 DEBUG2(printk("scsi(%ld): DCBX Parameters Updated -- "
810 "%04x %04x %04x\n", vha
->host_no
, mb
[1], mb
[2], mb
[3]));
812 case MBA_FCF_CONF_ERR
:
813 DEBUG2(printk("scsi(%ld): FCF Configuration Error -- "
814 "%04x %04x %04x\n", vha
->host_no
, mb
[1], mb
[2], mb
[3]));
816 case MBA_IDC_COMPLETE
:
818 case MBA_IDC_TIME_EXT
:
819 qla81xx_idc_event(vha
, mb
[0], mb
[1]);
823 if (!vha
->vp_idx
&& ha
->num_vhosts
)
824 qla2x00_alert_all_vps(rsp
, mb
);
828 * qla2x00_process_completed_request() - Process a Fast Post response.
829 * @ha: SCSI driver HA context
833 qla2x00_process_completed_request(struct scsi_qla_host
*vha
,
834 struct req_que
*req
, uint32_t index
)
837 struct qla_hw_data
*ha
= vha
->hw
;
839 /* Validate handle. */
840 if (index
>= MAX_OUTSTANDING_COMMANDS
) {
841 DEBUG2(printk("scsi(%ld): Invalid SCSI completion handle %d.\n",
842 vha
->host_no
, index
));
843 qla_printk(KERN_WARNING
, ha
,
844 "Invalid SCSI completion handle %d.\n", index
);
847 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
849 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
853 sp
= req
->outstanding_cmds
[index
];
855 /* Free outstanding command slot. */
856 req
->outstanding_cmds
[index
] = NULL
;
858 /* Save ISP completion status */
859 sp
->cmd
->result
= DID_OK
<< 16;
860 qla2x00_sp_compl(ha
, sp
);
862 DEBUG2(printk("scsi(%ld) Req:%d: Invalid ISP SCSI completion"
863 " handle(0x%x)\n", vha
->host_no
, req
->id
, index
));
864 qla_printk(KERN_WARNING
, ha
,
865 "Invalid ISP SCSI completion handle\n");
868 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
870 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
875 qla2x00_get_sp_from_handle(scsi_qla_host_t
*vha
, const char *func
,
876 struct req_que
*req
, void *iocb
)
878 struct qla_hw_data
*ha
= vha
->hw
;
879 sts_entry_t
*pkt
= iocb
;
883 index
= LSW(pkt
->handle
);
884 if (index
>= MAX_OUTSTANDING_COMMANDS
) {
885 qla_printk(KERN_WARNING
, ha
,
886 "%s: Invalid completion handle (%x).\n", func
, index
);
888 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
890 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
893 sp
= req
->outstanding_cmds
[index
];
895 qla_printk(KERN_WARNING
, ha
,
896 "%s: Invalid completion handle (%x) -- timed-out.\n", func
,
900 if (sp
->handle
!= index
) {
901 qla_printk(KERN_WARNING
, ha
,
902 "%s: SRB handle (%x) mismatch %x.\n", func
, sp
->handle
,
907 req
->outstanding_cmds
[index
] = NULL
;
914 qla2x00_mbx_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
915 struct mbx_entry
*mbx
)
917 const char func
[] = "MBX-IOCB";
921 struct srb_iocb
*lio
;
926 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, mbx
);
931 lio
= ctx
->u
.iocb_cmd
;
934 data
= lio
->u
.logio
.data
;
936 data
[0] = MBS_COMMAND_ERROR
;
937 data
[1] = lio
->u
.logio
.flags
& SRB_LOGIN_RETRIED
?
938 QLA_LOGIO_LOGIN_RETRIED
: 0;
939 if (mbx
->entry_status
) {
940 DEBUG2(printk(KERN_WARNING
941 "scsi(%ld:%x): Async-%s error entry - portid=%02x%02x%02x "
942 "entry-status=%x status=%x state-flag=%x "
943 "status-flags=%x.\n",
944 fcport
->vha
->host_no
, sp
->handle
, type
,
945 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
946 fcport
->d_id
.b
.al_pa
, mbx
->entry_status
,
947 le16_to_cpu(mbx
->status
), le16_to_cpu(mbx
->state_flags
),
948 le16_to_cpu(mbx
->status_flags
)));
950 DEBUG2(qla2x00_dump_buffer((uint8_t *)mbx
, sizeof(*mbx
)));
955 status
= le16_to_cpu(mbx
->status
);
956 if (status
== 0x30 && ctx
->type
== SRB_LOGIN_CMD
&&
957 le16_to_cpu(mbx
->mb0
) == MBS_COMMAND_COMPLETE
)
959 if (!status
&& le16_to_cpu(mbx
->mb0
) == MBS_COMMAND_COMPLETE
) {
960 DEBUG2(printk(KERN_DEBUG
961 "scsi(%ld:%x): Async-%s complete - portid=%02x%02x%02x "
963 fcport
->vha
->host_no
, sp
->handle
, type
,
964 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
965 fcport
->d_id
.b
.al_pa
, le16_to_cpu(mbx
->mb1
)));
967 data
[0] = MBS_COMMAND_COMPLETE
;
968 if (ctx
->type
== SRB_LOGIN_CMD
) {
969 fcport
->port_type
= FCT_TARGET
;
970 if (le16_to_cpu(mbx
->mb1
) & BIT_0
)
971 fcport
->port_type
= FCT_INITIATOR
;
972 else if (le16_to_cpu(mbx
->mb1
) & BIT_1
)
973 fcport
->flags
|= FCF_FCP2_DEVICE
;
978 data
[0] = le16_to_cpu(mbx
->mb0
);
980 case MBS_PORT_ID_USED
:
981 data
[1] = le16_to_cpu(mbx
->mb1
);
983 case MBS_LOOP_ID_USED
:
986 data
[0] = MBS_COMMAND_ERROR
;
990 DEBUG2(printk(KERN_WARNING
991 "scsi(%ld:%x): Async-%s failed - portid=%02x%02x%02x status=%x "
992 "mb0=%x mb1=%x mb2=%x mb6=%x mb7=%x.\n",
993 fcport
->vha
->host_no
, sp
->handle
, type
, fcport
->d_id
.b
.domain
,
994 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
, status
,
995 le16_to_cpu(mbx
->mb0
), le16_to_cpu(mbx
->mb1
),
996 le16_to_cpu(mbx
->mb2
), le16_to_cpu(mbx
->mb6
),
997 le16_to_cpu(mbx
->mb7
)));
1004 qla2x00_ct_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1005 sts_entry_t
*pkt
, int iocb_type
)
1007 const char func
[] = "CT_IOCB";
1009 struct qla_hw_data
*ha
= vha
->hw
;
1011 struct srb_ctx
*sp_bsg
;
1012 struct fc_bsg_job
*bsg_job
;
1013 uint16_t comp_status
;
1015 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
1020 bsg_job
= sp_bsg
->u
.bsg_job
;
1023 switch (sp_bsg
->type
) {
1025 type
= "ct pass-through";
1028 qla_printk(KERN_WARNING
, ha
,
1029 "%s: Unrecognized SRB: (%p) type=%d.\n", func
, sp
,
1034 comp_status
= le16_to_cpu(pkt
->comp_status
);
1036 /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
1037 * fc payload to the caller
1039 bsg_job
->reply
->reply_data
.ctels_reply
.status
= FC_CTELS_STATUS_OK
;
1040 bsg_job
->reply_len
= sizeof(struct fc_bsg_reply
);
1042 if (comp_status
!= CS_COMPLETE
) {
1043 if (comp_status
== CS_DATA_UNDERRUN
) {
1044 bsg_job
->reply
->result
= DID_OK
<< 16;
1045 bsg_job
->reply
->reply_payload_rcv_len
=
1046 le16_to_cpu(((sts_entry_t
*)pkt
)->rsp_info_len
);
1048 DEBUG2(qla_printk(KERN_WARNING
, ha
,
1049 "scsi(%ld): CT pass-through-%s error "
1050 "comp_status-status=0x%x total_byte = 0x%x.\n",
1051 vha
->host_no
, type
, comp_status
,
1052 bsg_job
->reply
->reply_payload_rcv_len
));
1054 DEBUG2(qla_printk(KERN_WARNING
, ha
,
1055 "scsi(%ld): CT pass-through-%s error "
1056 "comp_status-status=0x%x.\n",
1057 vha
->host_no
, type
, comp_status
));
1058 bsg_job
->reply
->result
= DID_ERROR
<< 16;
1059 bsg_job
->reply
->reply_payload_rcv_len
= 0;
1061 DEBUG2(qla2x00_dump_buffer((uint8_t *)pkt
, sizeof(*pkt
)));
1063 bsg_job
->reply
->result
= DID_OK
<< 16;
1064 bsg_job
->reply
->reply_payload_rcv_len
=
1065 bsg_job
->reply_payload
.payload_len
;
1066 bsg_job
->reply_len
= 0;
1069 dma_unmap_sg(&ha
->pdev
->dev
, bsg_job
->request_payload
.sg_list
,
1070 bsg_job
->request_payload
.sg_cnt
, DMA_TO_DEVICE
);
1072 dma_unmap_sg(&ha
->pdev
->dev
, bsg_job
->reply_payload
.sg_list
,
1073 bsg_job
->reply_payload
.sg_cnt
, DMA_FROM_DEVICE
);
1075 if (sp_bsg
->type
== SRB_ELS_CMD_HST
|| sp_bsg
->type
== SRB_CT_CMD
)
1079 mempool_free(sp
, ha
->srb_mempool
);
1080 bsg_job
->job_done(bsg_job
);
1084 qla24xx_els_ct_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1085 struct sts_entry_24xx
*pkt
, int iocb_type
)
1087 const char func
[] = "ELS_CT_IOCB";
1089 struct qla_hw_data
*ha
= vha
->hw
;
1091 struct srb_ctx
*sp_bsg
;
1092 struct fc_bsg_job
*bsg_job
;
1093 uint16_t comp_status
;
1094 uint32_t fw_status
[3];
1095 uint8_t* fw_sts_ptr
;
1097 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
1101 bsg_job
= sp_bsg
->u
.bsg_job
;
1104 switch (sp_bsg
->type
) {
1105 case SRB_ELS_CMD_RPT
:
1106 case SRB_ELS_CMD_HST
:
1110 type
= "ct pass-through";
1113 qla_printk(KERN_WARNING
, ha
,
1114 "%s: Unrecognized SRB: (%p) type=%d.\n", func
, sp
,
1119 comp_status
= fw_status
[0] = le16_to_cpu(pkt
->comp_status
);
1120 fw_status
[1] = le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->error_subcode_1
);
1121 fw_status
[2] = le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->error_subcode_2
);
1123 /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
1124 * fc payload to the caller
1126 bsg_job
->reply
->reply_data
.ctels_reply
.status
= FC_CTELS_STATUS_OK
;
1127 bsg_job
->reply_len
= sizeof(struct fc_bsg_reply
) + sizeof(fw_status
);
1129 if (comp_status
!= CS_COMPLETE
) {
1130 if (comp_status
== CS_DATA_UNDERRUN
) {
1131 bsg_job
->reply
->result
= DID_OK
<< 16;
1132 bsg_job
->reply
->reply_payload_rcv_len
=
1133 le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->total_byte_count
);
1135 DEBUG2(qla_printk(KERN_WARNING
, ha
,
1136 "scsi(%ld:0x%x): ELS-CT pass-through-%s error comp_status-status=0x%x "
1137 "error subcode 1=0x%x error subcode 2=0x%x total_byte = 0x%x.\n",
1138 vha
->host_no
, sp
->handle
, type
, comp_status
, fw_status
[1], fw_status
[2],
1139 le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->total_byte_count
)));
1140 fw_sts_ptr
= ((uint8_t*)bsg_job
->req
->sense
) + sizeof(struct fc_bsg_reply
);
1141 memcpy( fw_sts_ptr
, fw_status
, sizeof(fw_status
));
1144 DEBUG2(qla_printk(KERN_WARNING
, ha
,
1145 "scsi(%ld:0x%x): ELS-CT pass-through-%s error comp_status-status=0x%x "
1146 "error subcode 1=0x%x error subcode 2=0x%x.\n",
1147 vha
->host_no
, sp
->handle
, type
, comp_status
,
1148 le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->error_subcode_1
),
1149 le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->error_subcode_2
)));
1150 bsg_job
->reply
->result
= DID_ERROR
<< 16;
1151 bsg_job
->reply
->reply_payload_rcv_len
= 0;
1152 fw_sts_ptr
= ((uint8_t*)bsg_job
->req
->sense
) + sizeof(struct fc_bsg_reply
);
1153 memcpy( fw_sts_ptr
, fw_status
, sizeof(fw_status
));
1155 DEBUG2(qla2x00_dump_buffer((uint8_t *)pkt
, sizeof(*pkt
)));
1158 bsg_job
->reply
->result
= DID_OK
<< 16;
1159 bsg_job
->reply
->reply_payload_rcv_len
= bsg_job
->reply_payload
.payload_len
;
1160 bsg_job
->reply_len
= 0;
1163 dma_unmap_sg(&ha
->pdev
->dev
,
1164 bsg_job
->request_payload
.sg_list
,
1165 bsg_job
->request_payload
.sg_cnt
, DMA_TO_DEVICE
);
1166 dma_unmap_sg(&ha
->pdev
->dev
,
1167 bsg_job
->reply_payload
.sg_list
,
1168 bsg_job
->reply_payload
.sg_cnt
, DMA_FROM_DEVICE
);
1169 if ((sp_bsg
->type
== SRB_ELS_CMD_HST
) ||
1170 (sp_bsg
->type
== SRB_CT_CMD
))
1173 mempool_free(sp
, ha
->srb_mempool
);
1174 bsg_job
->job_done(bsg_job
);
1178 qla24xx_logio_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1179 struct logio_entry_24xx
*logio
)
1181 const char func
[] = "LOGIO-IOCB";
1185 struct srb_iocb
*lio
;
1186 struct srb_ctx
*ctx
;
1190 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, logio
);
1195 lio
= ctx
->u
.iocb_cmd
;
1197 fcport
= sp
->fcport
;
1198 data
= lio
->u
.logio
.data
;
1200 data
[0] = MBS_COMMAND_ERROR
;
1201 data
[1] = lio
->u
.logio
.flags
& SRB_LOGIN_RETRIED
?
1202 QLA_LOGIO_LOGIN_RETRIED
: 0;
1203 if (logio
->entry_status
) {
1204 DEBUG2(printk(KERN_WARNING
1205 "scsi(%ld:%x): Async-%s error entry - "
1206 "portid=%02x%02x%02x entry-status=%x.\n",
1207 fcport
->vha
->host_no
, sp
->handle
, type
,
1208 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
1209 fcport
->d_id
.b
.al_pa
, logio
->entry_status
));
1210 DEBUG2(qla2x00_dump_buffer((uint8_t *)logio
, sizeof(*logio
)));
1215 if (le16_to_cpu(logio
->comp_status
) == CS_COMPLETE
) {
1216 DEBUG2(printk(KERN_DEBUG
1217 "scsi(%ld:%x): Async-%s complete - portid=%02x%02x%02x "
1219 fcport
->vha
->host_no
, sp
->handle
, type
,
1220 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
1221 fcport
->d_id
.b
.al_pa
,
1222 le32_to_cpu(logio
->io_parameter
[0])));
1224 data
[0] = MBS_COMMAND_COMPLETE
;
1225 if (ctx
->type
!= SRB_LOGIN_CMD
)
1228 iop
[0] = le32_to_cpu(logio
->io_parameter
[0]);
1229 if (iop
[0] & BIT_4
) {
1230 fcport
->port_type
= FCT_TARGET
;
1232 fcport
->flags
|= FCF_FCP2_DEVICE
;
1233 } else if (iop
[0] & BIT_5
)
1234 fcport
->port_type
= FCT_INITIATOR
;
1236 if (logio
->io_parameter
[7] || logio
->io_parameter
[8])
1237 fcport
->supported_classes
|= FC_COS_CLASS2
;
1238 if (logio
->io_parameter
[9] || logio
->io_parameter
[10])
1239 fcport
->supported_classes
|= FC_COS_CLASS3
;
1244 iop
[0] = le32_to_cpu(logio
->io_parameter
[0]);
1245 iop
[1] = le32_to_cpu(logio
->io_parameter
[1]);
1247 case LSC_SCODE_PORTID_USED
:
1248 data
[0] = MBS_PORT_ID_USED
;
1249 data
[1] = LSW(iop
[1]);
1251 case LSC_SCODE_NPORT_USED
:
1252 data
[0] = MBS_LOOP_ID_USED
;
1255 data
[0] = MBS_COMMAND_ERROR
;
1259 DEBUG2(printk(KERN_WARNING
1260 "scsi(%ld:%x): Async-%s failed - portid=%02x%02x%02x comp=%x "
1261 "iop0=%x iop1=%x.\n",
1262 fcport
->vha
->host_no
, sp
->handle
, type
, fcport
->d_id
.b
.domain
,
1263 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1264 le16_to_cpu(logio
->comp_status
),
1265 le32_to_cpu(logio
->io_parameter
[0]),
1266 le32_to_cpu(logio
->io_parameter
[1])));
1273 qla24xx_tm_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1274 struct tsk_mgmt_entry
*tsk
)
1276 const char func
[] = "TMF-IOCB";
1280 struct srb_iocb
*iocb
;
1281 struct srb_ctx
*ctx
;
1282 struct sts_entry_24xx
*sts
= (struct sts_entry_24xx
*)tsk
;
1285 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, tsk
);
1290 iocb
= ctx
->u
.iocb_cmd
;
1292 fcport
= sp
->fcport
;
1294 if (sts
->entry_status
) {
1295 DEBUG2(printk(KERN_WARNING
1296 "scsi(%ld:%x): Async-%s error - entry-status(%x).\n",
1297 fcport
->vha
->host_no
, sp
->handle
, type
,
1298 sts
->entry_status
));
1299 } else if (sts
->comp_status
!= __constant_cpu_to_le16(CS_COMPLETE
)) {
1300 DEBUG2(printk(KERN_WARNING
1301 "scsi(%ld:%x): Async-%s error - completion status(%x).\n",
1302 fcport
->vha
->host_no
, sp
->handle
, type
,
1304 } else if (!(le16_to_cpu(sts
->scsi_status
) &
1305 SS_RESPONSE_INFO_LEN_VALID
)) {
1306 DEBUG2(printk(KERN_WARNING
1307 "scsi(%ld:%x): Async-%s error - no response info(%x).\n",
1308 fcport
->vha
->host_no
, sp
->handle
, type
,
1310 } else if (le32_to_cpu(sts
->rsp_data_len
) < 4) {
1311 DEBUG2(printk(KERN_WARNING
1312 "scsi(%ld:%x): Async-%s error - not enough response(%d).\n",
1313 fcport
->vha
->host_no
, sp
->handle
, type
,
1314 sts
->rsp_data_len
));
1315 } else if (sts
->data
[3]) {
1316 DEBUG2(printk(KERN_WARNING
1317 "scsi(%ld:%x): Async-%s error - response(%x).\n",
1318 fcport
->vha
->host_no
, sp
->handle
, type
,
1325 iocb
->u
.tmf
.data
= error
;
1326 DEBUG2(qla2x00_dump_buffer((uint8_t *)sts
, sizeof(*sts
)));
1333 * qla2x00_process_response_queue() - Process response queue entries.
1334 * @ha: SCSI driver HA context
1337 qla2x00_process_response_queue(struct rsp_que
*rsp
)
1339 struct scsi_qla_host
*vha
;
1340 struct qla_hw_data
*ha
= rsp
->hw
;
1341 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1343 uint16_t handle_cnt
;
1346 vha
= pci_get_drvdata(ha
->pdev
);
1348 if (!vha
->flags
.online
)
1351 while (rsp
->ring_ptr
->signature
!= RESPONSE_PROCESSED
) {
1352 pkt
= (sts_entry_t
*)rsp
->ring_ptr
;
1355 if (rsp
->ring_index
== rsp
->length
) {
1356 rsp
->ring_index
= 0;
1357 rsp
->ring_ptr
= rsp
->ring
;
1362 if (pkt
->entry_status
!= 0) {
1363 DEBUG3(printk(KERN_INFO
1364 "scsi(%ld): Process error entry.\n", vha
->host_no
));
1366 qla2x00_error_entry(vha
, rsp
, pkt
);
1367 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
1372 switch (pkt
->entry_type
) {
1374 qla2x00_status_entry(vha
, rsp
, pkt
);
1376 case STATUS_TYPE_21
:
1377 handle_cnt
= ((sts21_entry_t
*)pkt
)->handle_count
;
1378 for (cnt
= 0; cnt
< handle_cnt
; cnt
++) {
1379 qla2x00_process_completed_request(vha
, rsp
->req
,
1380 ((sts21_entry_t
*)pkt
)->handle
[cnt
]);
1383 case STATUS_TYPE_22
:
1384 handle_cnt
= ((sts22_entry_t
*)pkt
)->handle_count
;
1385 for (cnt
= 0; cnt
< handle_cnt
; cnt
++) {
1386 qla2x00_process_completed_request(vha
, rsp
->req
,
1387 ((sts22_entry_t
*)pkt
)->handle
[cnt
]);
1390 case STATUS_CONT_TYPE
:
1391 qla2x00_status_cont_entry(rsp
, (sts_cont_entry_t
*)pkt
);
1394 qla2x00_mbx_iocb_entry(vha
, rsp
->req
,
1395 (struct mbx_entry
*)pkt
);
1398 qla2x00_ct_entry(vha
, rsp
->req
, pkt
, CT_IOCB_TYPE
);
1401 /* Type Not Supported. */
1402 DEBUG4(printk(KERN_WARNING
1403 "scsi(%ld): Received unknown response pkt type %x "
1404 "entry status=%x.\n",
1405 vha
->host_no
, pkt
->entry_type
, pkt
->entry_status
));
1408 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
1412 /* Adjust ring index */
1413 WRT_REG_WORD(ISP_RSP_Q_OUT(ha
, reg
), rsp
->ring_index
);
1418 qla2x00_handle_sense(srb_t
*sp
, uint8_t *sense_data
, uint32_t par_sense_len
,
1419 uint32_t sense_len
, struct rsp_que
*rsp
)
1421 struct scsi_cmnd
*cp
= sp
->cmd
;
1423 if (sense_len
>= SCSI_SENSE_BUFFERSIZE
)
1424 sense_len
= SCSI_SENSE_BUFFERSIZE
;
1426 sp
->request_sense_length
= sense_len
;
1427 sp
->request_sense_ptr
= cp
->sense_buffer
;
1428 if (sp
->request_sense_length
> par_sense_len
)
1429 sense_len
= par_sense_len
;
1431 memcpy(cp
->sense_buffer
, sense_data
, sense_len
);
1433 sp
->request_sense_ptr
+= sense_len
;
1434 sp
->request_sense_length
-= sense_len
;
1435 if (sp
->request_sense_length
!= 0)
1436 rsp
->status_srb
= sp
;
1438 DEBUG5(printk("%s(): Check condition Sense data, scsi(%ld:%d:%d:%d) "
1439 "cmd=%p\n", __func__
, sp
->fcport
->vha
->host_no
,
1440 cp
->device
->channel
, cp
->device
->id
, cp
->device
->lun
, cp
));
1442 DEBUG5(qla2x00_dump_buffer(cp
->sense_buffer
, sense_len
));
1445 struct scsi_dif_tuple
{
1446 __be16 guard
; /* Checksum */
1447 __be16 app_tag
; /* APPL identifer */
1448 __be32 ref_tag
; /* Target LBA or indirect LBA */
1452 * Checks the guard or meta-data for the type of error
1453 * detected by the HBA. In case of errors, we set the
1454 * ASC/ASCQ fields in the sense buffer with ILLEGAL_REQUEST
1455 * to indicate to the kernel that the HBA detected error.
1458 qla2x00_handle_dif_error(srb_t
*sp
, struct sts_entry_24xx
*sts24
)
1460 struct scsi_cmnd
*cmd
= sp
->cmd
;
1461 struct scsi_dif_tuple
*ep
=
1462 (struct scsi_dif_tuple
*)&sts24
->data
[20];
1463 struct scsi_dif_tuple
*ap
=
1464 (struct scsi_dif_tuple
*)&sts24
->data
[12];
1465 uint32_t e_ref_tag
, a_ref_tag
;
1466 uint16_t e_app_tag
, a_app_tag
;
1467 uint16_t e_guard
, a_guard
;
1469 e_ref_tag
= be32_to_cpu(ep
->ref_tag
);
1470 a_ref_tag
= be32_to_cpu(ap
->ref_tag
);
1471 e_app_tag
= be16_to_cpu(ep
->app_tag
);
1472 a_app_tag
= be16_to_cpu(ap
->app_tag
);
1473 e_guard
= be16_to_cpu(ep
->guard
);
1474 a_guard
= be16_to_cpu(ap
->guard
);
1476 DEBUG18(printk(KERN_DEBUG
1477 "%s(): iocb(s) %p Returned STATUS\n", __func__
, sts24
));
1479 DEBUG18(printk(KERN_ERR
"DIF ERROR in cmd 0x%x lba 0x%llx act ref"
1480 " tag=0x%x, exp ref_tag=0x%x, act app tag=0x%x, exp app"
1481 " tag=0x%x, act guard=0x%x, exp guard=0x%x\n",
1482 cmd
->cmnd
[0], (u64
)scsi_get_lba(cmd
), a_ref_tag
, e_ref_tag
,
1483 a_app_tag
, e_app_tag
, a_guard
, e_guard
));
1487 if (e_guard
!= a_guard
) {
1488 scsi_build_sense_buffer(1, cmd
->sense_buffer
, ILLEGAL_REQUEST
,
1490 set_driver_byte(cmd
, DRIVER_SENSE
);
1491 set_host_byte(cmd
, DID_ABORT
);
1492 cmd
->result
|= SAM_STAT_CHECK_CONDITION
<< 1;
1496 /* check appl tag */
1497 if (e_app_tag
!= a_app_tag
) {
1498 scsi_build_sense_buffer(1, cmd
->sense_buffer
, ILLEGAL_REQUEST
,
1500 set_driver_byte(cmd
, DRIVER_SENSE
);
1501 set_host_byte(cmd
, DID_ABORT
);
1502 cmd
->result
|= SAM_STAT_CHECK_CONDITION
<< 1;
1507 if (e_ref_tag
!= a_ref_tag
) {
1508 scsi_build_sense_buffer(1, cmd
->sense_buffer
, ILLEGAL_REQUEST
,
1510 set_driver_byte(cmd
, DRIVER_SENSE
);
1511 set_host_byte(cmd
, DID_ABORT
);
1512 cmd
->result
|= SAM_STAT_CHECK_CONDITION
<< 1;
1518 * qla2x00_status_entry() - Process a Status IOCB entry.
1519 * @ha: SCSI driver HA context
1520 * @pkt: Entry pointer
1523 qla2x00_status_entry(scsi_qla_host_t
*vha
, struct rsp_que
*rsp
, void *pkt
)
1527 struct scsi_cmnd
*cp
;
1529 struct sts_entry_24xx
*sts24
;
1530 uint16_t comp_status
;
1531 uint16_t scsi_status
;
1533 uint8_t lscsi_status
;
1535 uint32_t sense_len
, par_sense_len
, rsp_info_len
, resid_len
,
1537 uint8_t *rsp_info
, *sense_data
;
1538 struct qla_hw_data
*ha
= vha
->hw
;
1541 struct req_que
*req
;
1544 sts
= (sts_entry_t
*) pkt
;
1545 sts24
= (struct sts_entry_24xx
*) pkt
;
1546 if (IS_FWI2_CAPABLE(ha
)) {
1547 comp_status
= le16_to_cpu(sts24
->comp_status
);
1548 scsi_status
= le16_to_cpu(sts24
->scsi_status
) & SS_MASK
;
1550 comp_status
= le16_to_cpu(sts
->comp_status
);
1551 scsi_status
= le16_to_cpu(sts
->scsi_status
) & SS_MASK
;
1553 handle
= (uint32_t) LSW(sts
->handle
);
1554 que
= MSW(sts
->handle
);
1555 req
= ha
->req_q_map
[que
];
1557 /* Fast path completion. */
1558 if (comp_status
== CS_COMPLETE
&& scsi_status
== 0) {
1559 qla2x00_process_completed_request(vha
, req
, handle
);
1564 /* Validate handle. */
1565 if (handle
< MAX_OUTSTANDING_COMMANDS
) {
1566 sp
= req
->outstanding_cmds
[handle
];
1567 req
->outstanding_cmds
[handle
] = NULL
;
1572 qla_printk(KERN_WARNING
, ha
,
1573 "scsi(%ld): Invalid status handle (0x%x).\n", vha
->host_no
,
1577 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
1579 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1580 qla2xxx_wake_dpc(vha
);
1585 qla_printk(KERN_WARNING
, ha
,
1586 "scsi(%ld): Command already returned (0x%x/%p).\n",
1587 vha
->host_no
, sts
->handle
, sp
);
1592 lscsi_status
= scsi_status
& STATUS_MASK
;
1594 fcport
= sp
->fcport
;
1597 sense_len
= par_sense_len
= rsp_info_len
= resid_len
=
1599 if (IS_FWI2_CAPABLE(ha
)) {
1600 if (scsi_status
& SS_SENSE_LEN_VALID
)
1601 sense_len
= le32_to_cpu(sts24
->sense_len
);
1602 if (scsi_status
& SS_RESPONSE_INFO_LEN_VALID
)
1603 rsp_info_len
= le32_to_cpu(sts24
->rsp_data_len
);
1604 if (scsi_status
& (SS_RESIDUAL_UNDER
| SS_RESIDUAL_OVER
))
1605 resid_len
= le32_to_cpu(sts24
->rsp_residual_count
);
1606 if (comp_status
== CS_DATA_UNDERRUN
)
1607 fw_resid_len
= le32_to_cpu(sts24
->residual_len
);
1608 rsp_info
= sts24
->data
;
1609 sense_data
= sts24
->data
;
1610 host_to_fcp_swap(sts24
->data
, sizeof(sts24
->data
));
1611 ox_id
= le16_to_cpu(sts24
->ox_id
);
1612 par_sense_len
= sizeof(sts24
->data
);
1614 if (scsi_status
& SS_SENSE_LEN_VALID
)
1615 sense_len
= le16_to_cpu(sts
->req_sense_length
);
1616 if (scsi_status
& SS_RESPONSE_INFO_LEN_VALID
)
1617 rsp_info_len
= le16_to_cpu(sts
->rsp_info_len
);
1618 resid_len
= le32_to_cpu(sts
->residual_length
);
1619 rsp_info
= sts
->rsp_info
;
1620 sense_data
= sts
->req_sense_data
;
1621 par_sense_len
= sizeof(sts
->req_sense_data
);
1624 /* Check for any FCP transport errors. */
1625 if (scsi_status
& SS_RESPONSE_INFO_LEN_VALID
) {
1626 /* Sense data lies beyond any FCP RESPONSE data. */
1627 if (IS_FWI2_CAPABLE(ha
)) {
1628 sense_data
+= rsp_info_len
;
1629 par_sense_len
-= rsp_info_len
;
1631 if (rsp_info_len
> 3 && rsp_info
[3]) {
1632 DEBUG2(qla_printk(KERN_INFO
, ha
,
1633 "scsi(%ld:%d:%d): FCP I/O protocol failure "
1634 "(0x%x/0x%x).\n", vha
->host_no
, cp
->device
->id
,
1635 cp
->device
->lun
, rsp_info_len
, rsp_info
[3]));
1637 cp
->result
= DID_BUS_BUSY
<< 16;
1642 /* Check for overrun. */
1643 if (IS_FWI2_CAPABLE(ha
) && comp_status
== CS_COMPLETE
&&
1644 scsi_status
& SS_RESIDUAL_OVER
)
1645 comp_status
= CS_DATA_OVERRUN
;
1648 * Based on Host and scsi status generate status code for Linux
1650 switch (comp_status
) {
1653 if (scsi_status
== 0) {
1654 cp
->result
= DID_OK
<< 16;
1657 if (scsi_status
& (SS_RESIDUAL_UNDER
| SS_RESIDUAL_OVER
)) {
1659 scsi_set_resid(cp
, resid
);
1661 if (!lscsi_status
&&
1662 ((unsigned)(scsi_bufflen(cp
) - resid
) <
1664 qla_printk(KERN_INFO
, ha
,
1665 "scsi(%ld:%d:%d): Mid-layer underflow "
1666 "detected (0x%x of 0x%x bytes).\n",
1667 vha
->host_no
, cp
->device
->id
,
1668 cp
->device
->lun
, resid
, scsi_bufflen(cp
));
1670 cp
->result
= DID_ERROR
<< 16;
1674 cp
->result
= DID_OK
<< 16 | lscsi_status
;
1676 if (lscsi_status
== SAM_STAT_TASK_SET_FULL
) {
1677 DEBUG2(qla_printk(KERN_INFO
, ha
,
1678 "scsi(%ld:%d:%d) QUEUE FULL detected.\n",
1679 vha
->host_no
, cp
->device
->id
, cp
->device
->lun
));
1683 if (lscsi_status
!= SS_CHECK_CONDITION
)
1686 memset(cp
->sense_buffer
, 0, SCSI_SENSE_BUFFERSIZE
);
1687 if (!(scsi_status
& SS_SENSE_LEN_VALID
))
1690 qla2x00_handle_sense(sp
, sense_data
, par_sense_len
, sense_len
,
1694 case CS_DATA_UNDERRUN
:
1695 /* Use F/W calculated residual length. */
1696 resid
= IS_FWI2_CAPABLE(ha
) ? fw_resid_len
: resid_len
;
1697 scsi_set_resid(cp
, resid
);
1698 if (scsi_status
& SS_RESIDUAL_UNDER
) {
1699 if (IS_FWI2_CAPABLE(ha
) && fw_resid_len
!= resid_len
) {
1700 DEBUG2(qla_printk(KERN_INFO
, ha
,
1701 "scsi(%ld:%d:%d) Dropped frame(s) detected "
1702 "(0x%x of 0x%x bytes).\n", vha
->host_no
,
1703 cp
->device
->id
, cp
->device
->lun
, resid
,
1706 cp
->result
= DID_ERROR
<< 16 | lscsi_status
;
1710 if (!lscsi_status
&&
1711 ((unsigned)(scsi_bufflen(cp
) - resid
) <
1713 qla_printk(KERN_INFO
, ha
,
1714 "scsi(%ld:%d:%d): Mid-layer underflow "
1715 "detected (0x%x of 0x%x bytes).\n",
1716 vha
->host_no
, cp
->device
->id
,
1717 cp
->device
->lun
, resid
, scsi_bufflen(cp
));
1719 cp
->result
= DID_ERROR
<< 16;
1723 DEBUG2(qla_printk(KERN_INFO
, ha
,
1724 "scsi(%ld:%d:%d) Dropped frame(s) detected (0x%x "
1725 "of 0x%x bytes).\n", vha
->host_no
, cp
->device
->id
,
1726 cp
->device
->lun
, resid
, scsi_bufflen(cp
)));
1728 cp
->result
= DID_ERROR
<< 16 | lscsi_status
;
1729 goto check_scsi_status
;
1732 cp
->result
= DID_OK
<< 16 | lscsi_status
;
1737 * Check to see if SCSI Status is non zero. If so report SCSI
1740 if (lscsi_status
!= 0) {
1741 if (lscsi_status
== SAM_STAT_TASK_SET_FULL
) {
1742 DEBUG2(qla_printk(KERN_INFO
, ha
,
1743 "scsi(%ld:%d:%d) QUEUE FULL detected.\n",
1744 vha
->host_no
, cp
->device
->id
,
1749 if (lscsi_status
!= SS_CHECK_CONDITION
)
1752 memset(cp
->sense_buffer
, 0, SCSI_SENSE_BUFFERSIZE
);
1753 if (!(scsi_status
& SS_SENSE_LEN_VALID
))
1756 qla2x00_handle_sense(sp
, sense_data
, par_sense_len
,
1761 case CS_PORT_LOGGED_OUT
:
1762 case CS_PORT_CONFIG_CHG
:
1765 case CS_PORT_UNAVAILABLE
:
1770 * We are going to have the fc class block the rport
1771 * while we try to recover so instruct the mid layer
1772 * to requeue until the class decides how to handle this.
1774 cp
->result
= DID_TRANSPORT_DISRUPTED
<< 16;
1776 if (comp_status
== CS_TIMEOUT
) {
1777 if (IS_FWI2_CAPABLE(ha
))
1779 else if ((le16_to_cpu(sts
->status_flags
) &
1780 SF_LOGOUT_SENT
) == 0)
1784 DEBUG2(qla_printk(KERN_INFO
, ha
,
1785 "scsi(%ld:%d:%d) Port down status: port-state=0x%x\n",
1786 vha
->host_no
, cp
->device
->id
, cp
->device
->lun
,
1787 atomic_read(&fcport
->state
)));
1789 if (atomic_read(&fcport
->state
) == FCS_ONLINE
)
1790 qla2x00_mark_device_lost(fcport
->vha
, fcport
, 1, 1);
1794 cp
->result
= DID_RESET
<< 16;
1798 qla2x00_handle_dif_error(sp
, sts24
);
1801 cp
->result
= DID_ERROR
<< 16;
1807 DEBUG2(qla_printk(KERN_INFO
, ha
,
1808 "scsi(%ld:%d:%d) FCP command status: 0x%x-0x%x (0x%x) "
1809 "portid=%02x%02x%02x oxid=0x%x cdb=%02x%02x%02x len=0x%x "
1810 "rsp_info=0x%x resid=0x%x fw_resid=0x%x\n", vha
->host_no
,
1811 cp
->device
->id
, cp
->device
->lun
, comp_status
, scsi_status
,
1812 cp
->result
, fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
1813 fcport
->d_id
.b
.al_pa
, ox_id
, cp
->cmnd
[0], cp
->cmnd
[1],
1814 cp
->cmnd
[2], scsi_bufflen(cp
), rsp_info_len
, resid_len
,
1817 if (rsp
->status_srb
== NULL
)
1818 qla2x00_sp_compl(ha
, sp
);
1822 * qla2x00_status_cont_entry() - Process a Status Continuations entry.
1823 * @ha: SCSI driver HA context
1824 * @pkt: Entry pointer
1826 * Extended sense data.
1829 qla2x00_status_cont_entry(struct rsp_que
*rsp
, sts_cont_entry_t
*pkt
)
1831 uint8_t sense_sz
= 0;
1832 struct qla_hw_data
*ha
= rsp
->hw
;
1833 srb_t
*sp
= rsp
->status_srb
;
1834 struct scsi_cmnd
*cp
;
1836 if (sp
!= NULL
&& sp
->request_sense_length
!= 0) {
1839 DEBUG2(printk("%s(): Cmd already returned back to OS "
1840 "sp=%p.\n", __func__
, sp
));
1841 qla_printk(KERN_INFO
, ha
,
1842 "cmd is NULL: already returned to OS (sp=%p)\n",
1845 rsp
->status_srb
= NULL
;
1849 if (sp
->request_sense_length
> sizeof(pkt
->data
)) {
1850 sense_sz
= sizeof(pkt
->data
);
1852 sense_sz
= sp
->request_sense_length
;
1855 /* Move sense data. */
1856 if (IS_FWI2_CAPABLE(ha
))
1857 host_to_fcp_swap(pkt
->data
, sizeof(pkt
->data
));
1858 memcpy(sp
->request_sense_ptr
, pkt
->data
, sense_sz
);
1859 DEBUG5(qla2x00_dump_buffer(sp
->request_sense_ptr
, sense_sz
));
1861 sp
->request_sense_ptr
+= sense_sz
;
1862 sp
->request_sense_length
-= sense_sz
;
1864 /* Place command on done queue. */
1865 if (sp
->request_sense_length
== 0) {
1866 rsp
->status_srb
= NULL
;
1867 qla2x00_sp_compl(ha
, sp
);
1873 * qla2x00_error_entry() - Process an error entry.
1874 * @ha: SCSI driver HA context
1875 * @pkt: Entry pointer
1878 qla2x00_error_entry(scsi_qla_host_t
*vha
, struct rsp_que
*rsp
, sts_entry_t
*pkt
)
1881 struct qla_hw_data
*ha
= vha
->hw
;
1882 uint32_t handle
= LSW(pkt
->handle
);
1883 uint16_t que
= MSW(pkt
->handle
);
1884 struct req_que
*req
= ha
->req_q_map
[que
];
1885 #if defined(QL_DEBUG_LEVEL_2)
1886 if (pkt
->entry_status
& RF_INV_E_ORDER
)
1887 qla_printk(KERN_ERR
, ha
, "%s: Invalid Entry Order\n", __func__
);
1888 else if (pkt
->entry_status
& RF_INV_E_COUNT
)
1889 qla_printk(KERN_ERR
, ha
, "%s: Invalid Entry Count\n", __func__
);
1890 else if (pkt
->entry_status
& RF_INV_E_PARAM
)
1891 qla_printk(KERN_ERR
, ha
,
1892 "%s: Invalid Entry Parameter\n", __func__
);
1893 else if (pkt
->entry_status
& RF_INV_E_TYPE
)
1894 qla_printk(KERN_ERR
, ha
, "%s: Invalid Entry Type\n", __func__
);
1895 else if (pkt
->entry_status
& RF_BUSY
)
1896 qla_printk(KERN_ERR
, ha
, "%s: Busy\n", __func__
);
1898 qla_printk(KERN_ERR
, ha
, "%s: UNKNOWN flag error\n", __func__
);
1901 /* Validate handle. */
1902 if (handle
< MAX_OUTSTANDING_COMMANDS
)
1903 sp
= req
->outstanding_cmds
[handle
];
1908 /* Free outstanding command slot. */
1909 req
->outstanding_cmds
[handle
] = NULL
;
1911 /* Bad payload or header */
1912 if (pkt
->entry_status
&
1913 (RF_INV_E_ORDER
| RF_INV_E_COUNT
|
1914 RF_INV_E_PARAM
| RF_INV_E_TYPE
)) {
1915 sp
->cmd
->result
= DID_ERROR
<< 16;
1916 } else if (pkt
->entry_status
& RF_BUSY
) {
1917 sp
->cmd
->result
= DID_BUS_BUSY
<< 16;
1919 sp
->cmd
->result
= DID_ERROR
<< 16;
1921 qla2x00_sp_compl(ha
, sp
);
1923 } else if (pkt
->entry_type
== COMMAND_A64_TYPE
|| pkt
->entry_type
==
1924 COMMAND_TYPE
|| pkt
->entry_type
== COMMAND_TYPE_7
1925 || pkt
->entry_type
== COMMAND_TYPE_6
) {
1926 DEBUG2(printk("scsi(%ld): Error entry - invalid handle\n",
1928 qla_printk(KERN_WARNING
, ha
,
1929 "Error entry - invalid handle\n");
1932 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
1934 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1935 qla2xxx_wake_dpc(vha
);
1940 * qla24xx_mbx_completion() - Process mailbox command completions.
1941 * @ha: SCSI driver HA context
1942 * @mb0: Mailbox0 register
1945 qla24xx_mbx_completion(scsi_qla_host_t
*vha
, uint16_t mb0
)
1948 uint16_t __iomem
*wptr
;
1949 struct qla_hw_data
*ha
= vha
->hw
;
1950 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
1952 /* Load return mailbox registers. */
1953 ha
->flags
.mbox_int
= 1;
1954 ha
->mailbox_out
[0] = mb0
;
1955 wptr
= (uint16_t __iomem
*)®
->mailbox1
;
1957 for (cnt
= 1; cnt
< ha
->mbx_count
; cnt
++) {
1958 ha
->mailbox_out
[cnt
] = RD_REG_WORD(wptr
);
1963 DEBUG3(printk("%s(%ld): Got mailbox completion. cmd=%x.\n",
1964 __func__
, vha
->host_no
, ha
->mcp
->mb
[0]));
1966 DEBUG2_3(printk("%s(%ld): MBX pointer ERROR!\n",
1967 __func__
, vha
->host_no
));
1972 * qla24xx_process_response_queue() - Process response queue entries.
1973 * @ha: SCSI driver HA context
1975 void qla24xx_process_response_queue(struct scsi_qla_host
*vha
,
1976 struct rsp_que
*rsp
)
1978 struct sts_entry_24xx
*pkt
;
1979 struct qla_hw_data
*ha
= vha
->hw
;
1981 if (!vha
->flags
.online
)
1984 while (rsp
->ring_ptr
->signature
!= RESPONSE_PROCESSED
) {
1985 pkt
= (struct sts_entry_24xx
*)rsp
->ring_ptr
;
1988 if (rsp
->ring_index
== rsp
->length
) {
1989 rsp
->ring_index
= 0;
1990 rsp
->ring_ptr
= rsp
->ring
;
1995 if (pkt
->entry_status
!= 0) {
1996 DEBUG3(printk(KERN_INFO
1997 "scsi(%ld): Process error entry.\n", vha
->host_no
));
1999 qla2x00_error_entry(vha
, rsp
, (sts_entry_t
*) pkt
);
2000 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
2005 switch (pkt
->entry_type
) {
2007 qla2x00_status_entry(vha
, rsp
, pkt
);
2009 case STATUS_CONT_TYPE
:
2010 qla2x00_status_cont_entry(rsp
, (sts_cont_entry_t
*)pkt
);
2012 case VP_RPT_ID_IOCB_TYPE
:
2013 qla24xx_report_id_acquisition(vha
,
2014 (struct vp_rpt_id_entry_24xx
*)pkt
);
2016 case LOGINOUT_PORT_IOCB_TYPE
:
2017 qla24xx_logio_entry(vha
, rsp
->req
,
2018 (struct logio_entry_24xx
*)pkt
);
2020 case TSK_MGMT_IOCB_TYPE
:
2021 qla24xx_tm_iocb_entry(vha
, rsp
->req
,
2022 (struct tsk_mgmt_entry
*)pkt
);
2025 qla24xx_els_ct_entry(vha
, rsp
->req
, pkt
, CT_IOCB_TYPE
);
2026 clear_bit(MBX_INTERRUPT
, &vha
->hw
->mbx_cmd_flags
);
2029 qla24xx_els_ct_entry(vha
, rsp
->req
, pkt
, ELS_IOCB_TYPE
);
2032 /* Type Not Supported. */
2033 DEBUG4(printk(KERN_WARNING
2034 "scsi(%ld): Received unknown response pkt type %x "
2035 "entry status=%x.\n",
2036 vha
->host_no
, pkt
->entry_type
, pkt
->entry_status
));
2039 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
2043 /* Adjust ring index */
2044 if (IS_QLA82XX(ha
)) {
2045 struct device_reg_82xx __iomem
*reg
= &ha
->iobase
->isp82
;
2046 WRT_REG_DWORD(®
->rsp_q_out
[0], rsp
->ring_index
);
2048 WRT_REG_DWORD(rsp
->rsp_q_out
, rsp
->ring_index
);
2052 qla2xxx_check_risc_status(scsi_qla_host_t
*vha
)
2056 struct qla_hw_data
*ha
= vha
->hw
;
2057 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
2059 if (!IS_QLA25XX(ha
) && !IS_QLA81XX(ha
))
2063 WRT_REG_DWORD(®
->iobase_addr
, 0x7C00);
2064 RD_REG_DWORD(®
->iobase_addr
);
2065 WRT_REG_DWORD(®
->iobase_window
, 0x0001);
2066 for (cnt
= 10000; (RD_REG_DWORD(®
->iobase_window
) & BIT_0
) == 0 &&
2067 rval
== QLA_SUCCESS
; cnt
--) {
2069 WRT_REG_DWORD(®
->iobase_window
, 0x0001);
2072 rval
= QLA_FUNCTION_TIMEOUT
;
2074 if (rval
== QLA_SUCCESS
)
2077 WRT_REG_DWORD(®
->iobase_window
, 0x0003);
2078 for (cnt
= 100; (RD_REG_DWORD(®
->iobase_window
) & BIT_0
) == 0 &&
2079 rval
== QLA_SUCCESS
; cnt
--) {
2081 WRT_REG_DWORD(®
->iobase_window
, 0x0003);
2084 rval
= QLA_FUNCTION_TIMEOUT
;
2086 if (rval
!= QLA_SUCCESS
)
2090 if (RD_REG_DWORD(®
->iobase_c8
) & BIT_3
)
2091 qla_printk(KERN_INFO
, ha
, "Additional code -- 0x55AA.\n");
2094 WRT_REG_DWORD(®
->iobase_window
, 0x0000);
2095 RD_REG_DWORD(®
->iobase_window
);
2099 * qla24xx_intr_handler() - Process interrupts for the ISP23xx and ISP63xx.
2101 * @dev_id: SCSI driver HA context
2103 * Called by system whenever the host adapter generates an interrupt.
2105 * Returns handled flag.
2108 qla24xx_intr_handler(int irq
, void *dev_id
)
2110 scsi_qla_host_t
*vha
;
2111 struct qla_hw_data
*ha
;
2112 struct device_reg_24xx __iomem
*reg
;
2118 struct rsp_que
*rsp
;
2119 unsigned long flags
;
2121 rsp
= (struct rsp_que
*) dev_id
;
2124 "%s(): NULL response queue pointer\n", __func__
);
2129 reg
= &ha
->iobase
->isp24
;
2132 if (unlikely(pci_channel_offline(ha
->pdev
)))
2135 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2136 vha
= pci_get_drvdata(ha
->pdev
);
2137 for (iter
= 50; iter
--; ) {
2138 stat
= RD_REG_DWORD(®
->host_status
);
2139 if (stat
& HSRX_RISC_PAUSED
) {
2140 if (unlikely(pci_channel_offline(ha
->pdev
)))
2143 hccr
= RD_REG_DWORD(®
->hccr
);
2145 qla_printk(KERN_INFO
, ha
, "RISC paused -- HCCR=%x, "
2146 "Dumping firmware!\n", hccr
);
2148 qla2xxx_check_risc_status(vha
);
2150 ha
->isp_ops
->fw_dump(vha
, 1);
2151 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2153 } else if ((stat
& HSRX_RISC_INT
) == 0)
2156 switch (stat
& 0xff) {
2161 qla24xx_mbx_completion(vha
, MSW(stat
));
2162 status
|= MBX_INTERRUPT
;
2167 mb
[1] = RD_REG_WORD(®
->mailbox1
);
2168 mb
[2] = RD_REG_WORD(®
->mailbox2
);
2169 mb
[3] = RD_REG_WORD(®
->mailbox3
);
2170 qla2x00_async_event(vha
, rsp
, mb
);
2174 qla24xx_process_response_queue(vha
, rsp
);
2177 DEBUG2(printk("scsi(%ld): Unrecognized interrupt type "
2179 vha
->host_no
, stat
& 0xff));
2182 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
2183 RD_REG_DWORD_RELAXED(®
->hccr
);
2185 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2187 if (test_bit(MBX_INTR_WAIT
, &ha
->mbx_cmd_flags
) &&
2188 (status
& MBX_INTERRUPT
) && ha
->flags
.mbox_int
) {
2189 set_bit(MBX_INTERRUPT
, &ha
->mbx_cmd_flags
);
2190 complete(&ha
->mbx_intr_comp
);
2197 qla24xx_msix_rsp_q(int irq
, void *dev_id
)
2199 struct qla_hw_data
*ha
;
2200 struct rsp_que
*rsp
;
2201 struct device_reg_24xx __iomem
*reg
;
2202 struct scsi_qla_host
*vha
;
2203 unsigned long flags
;
2205 rsp
= (struct rsp_que
*) dev_id
;
2208 "%s(): NULL response queue pointer\n", __func__
);
2212 reg
= &ha
->iobase
->isp24
;
2214 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2216 vha
= pci_get_drvdata(ha
->pdev
);
2217 qla24xx_process_response_queue(vha
, rsp
);
2218 if (!ha
->flags
.disable_msix_handshake
) {
2219 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
2220 RD_REG_DWORD_RELAXED(®
->hccr
);
2222 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2228 qla25xx_msix_rsp_q(int irq
, void *dev_id
)
2230 struct qla_hw_data
*ha
;
2231 struct rsp_que
*rsp
;
2232 struct device_reg_24xx __iomem
*reg
;
2233 unsigned long flags
;
2235 rsp
= (struct rsp_que
*) dev_id
;
2238 "%s(): NULL response queue pointer\n", __func__
);
2243 /* Clear the interrupt, if enabled, for this response queue */
2244 if (rsp
->options
& ~BIT_6
) {
2245 reg
= &ha
->iobase
->isp24
;
2246 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2247 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
2248 RD_REG_DWORD_RELAXED(®
->hccr
);
2249 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2251 queue_work_on((int) (rsp
->id
- 1), ha
->wq
, &rsp
->q_work
);
2257 qla24xx_msix_default(int irq
, void *dev_id
)
2259 scsi_qla_host_t
*vha
;
2260 struct qla_hw_data
*ha
;
2261 struct rsp_que
*rsp
;
2262 struct device_reg_24xx __iomem
*reg
;
2267 unsigned long flags
;
2269 rsp
= (struct rsp_que
*) dev_id
;
2272 "%s(): NULL response queue pointer\n", __func__
));
2276 reg
= &ha
->iobase
->isp24
;
2279 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2280 vha
= pci_get_drvdata(ha
->pdev
);
2282 stat
= RD_REG_DWORD(®
->host_status
);
2283 if (stat
& HSRX_RISC_PAUSED
) {
2284 if (unlikely(pci_channel_offline(ha
->pdev
)))
2287 hccr
= RD_REG_DWORD(®
->hccr
);
2289 qla_printk(KERN_INFO
, ha
, "RISC paused -- HCCR=%x, "
2290 "Dumping firmware!\n", hccr
);
2292 qla2xxx_check_risc_status(vha
);
2294 ha
->isp_ops
->fw_dump(vha
, 1);
2295 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2297 } else if ((stat
& HSRX_RISC_INT
) == 0)
2300 switch (stat
& 0xff) {
2305 qla24xx_mbx_completion(vha
, MSW(stat
));
2306 status
|= MBX_INTERRUPT
;
2311 mb
[1] = RD_REG_WORD(®
->mailbox1
);
2312 mb
[2] = RD_REG_WORD(®
->mailbox2
);
2313 mb
[3] = RD_REG_WORD(®
->mailbox3
);
2314 qla2x00_async_event(vha
, rsp
, mb
);
2318 qla24xx_process_response_queue(vha
, rsp
);
2321 DEBUG2(printk("scsi(%ld): Unrecognized interrupt type "
2323 vha
->host_no
, stat
& 0xff));
2326 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
2328 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2330 if (test_bit(MBX_INTR_WAIT
, &ha
->mbx_cmd_flags
) &&
2331 (status
& MBX_INTERRUPT
) && ha
->flags
.mbox_int
) {
2332 set_bit(MBX_INTERRUPT
, &ha
->mbx_cmd_flags
);
2333 complete(&ha
->mbx_intr_comp
);
2338 /* Interrupt handling helpers. */
2340 struct qla_init_msix_entry
{
2342 irq_handler_t handler
;
2345 static struct qla_init_msix_entry msix_entries
[3] = {
2346 { "qla2xxx (default)", qla24xx_msix_default
},
2347 { "qla2xxx (rsp_q)", qla24xx_msix_rsp_q
},
2348 { "qla2xxx (multiq)", qla25xx_msix_rsp_q
},
2351 static struct qla_init_msix_entry qla82xx_msix_entries
[2] = {
2352 { "qla2xxx (default)", qla82xx_msix_default
},
2353 { "qla2xxx (rsp_q)", qla82xx_msix_rsp_q
},
2357 qla24xx_disable_msix(struct qla_hw_data
*ha
)
2360 struct qla_msix_entry
*qentry
;
2362 for (i
= 0; i
< ha
->msix_count
; i
++) {
2363 qentry
= &ha
->msix_entries
[i
];
2364 if (qentry
->have_irq
)
2365 free_irq(qentry
->vector
, qentry
->rsp
);
2367 pci_disable_msix(ha
->pdev
);
2368 kfree(ha
->msix_entries
);
2369 ha
->msix_entries
= NULL
;
2370 ha
->flags
.msix_enabled
= 0;
2374 qla24xx_enable_msix(struct qla_hw_data
*ha
, struct rsp_que
*rsp
)
2376 #define MIN_MSIX_COUNT 2
2378 struct msix_entry
*entries
;
2379 struct qla_msix_entry
*qentry
;
2381 entries
= kzalloc(sizeof(struct msix_entry
) * ha
->msix_count
,
2386 for (i
= 0; i
< ha
->msix_count
; i
++)
2387 entries
[i
].entry
= i
;
2389 ret
= pci_enable_msix(ha
->pdev
, entries
, ha
->msix_count
);
2391 if (ret
< MIN_MSIX_COUNT
)
2394 qla_printk(KERN_WARNING
, ha
,
2395 "MSI-X: Failed to enable support -- %d/%d\n"
2396 " Retry with %d vectors\n", ha
->msix_count
, ret
, ret
);
2397 ha
->msix_count
= ret
;
2398 ret
= pci_enable_msix(ha
->pdev
, entries
, ha
->msix_count
);
2401 qla_printk(KERN_WARNING
, ha
, "MSI-X: Failed to enable"
2402 " support, giving up -- %d/%d\n",
2403 ha
->msix_count
, ret
);
2406 ha
->max_rsp_queues
= ha
->msix_count
- 1;
2408 ha
->msix_entries
= kzalloc(sizeof(struct qla_msix_entry
) *
2409 ha
->msix_count
, GFP_KERNEL
);
2410 if (!ha
->msix_entries
) {
2414 ha
->flags
.msix_enabled
= 1;
2416 for (i
= 0; i
< ha
->msix_count
; i
++) {
2417 qentry
= &ha
->msix_entries
[i
];
2418 qentry
->vector
= entries
[i
].vector
;
2419 qentry
->entry
= entries
[i
].entry
;
2420 qentry
->have_irq
= 0;
2424 /* Enable MSI-X vectors for the base queue */
2425 for (i
= 0; i
< 2; i
++) {
2426 qentry
= &ha
->msix_entries
[i
];
2427 if (IS_QLA82XX(ha
)) {
2428 ret
= request_irq(qentry
->vector
,
2429 qla82xx_msix_entries
[i
].handler
,
2430 0, qla82xx_msix_entries
[i
].name
, rsp
);
2432 ret
= request_irq(qentry
->vector
,
2433 msix_entries
[i
].handler
,
2434 0, msix_entries
[i
].name
, rsp
);
2437 qla_printk(KERN_WARNING
, ha
,
2438 "MSI-X: Unable to register handler -- %x/%d.\n",
2439 qentry
->vector
, ret
);
2440 qla24xx_disable_msix(ha
);
2444 qentry
->have_irq
= 1;
2449 /* Enable MSI-X vector for response queue update for queue 0 */
2450 if (ha
->mqiobase
&& (ha
->max_rsp_queues
> 1 || ha
->max_req_queues
> 1))
2459 qla2x00_request_irqs(struct qla_hw_data
*ha
, struct rsp_que
*rsp
)
2462 device_reg_t __iomem
*reg
= ha
->iobase
;
2464 /* If possible, enable MSI-X. */
2465 if (!IS_QLA2432(ha
) && !IS_QLA2532(ha
) &&
2466 !IS_QLA8432(ha
) && !IS_QLA8XXX_TYPE(ha
))
2469 if (ha
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_HP
&&
2470 (ha
->pdev
->subsystem_device
== 0x7040 ||
2471 ha
->pdev
->subsystem_device
== 0x7041 ||
2472 ha
->pdev
->subsystem_device
== 0x1705)) {
2473 DEBUG2(qla_printk(KERN_WARNING
, ha
,
2474 "MSI-X: Unsupported ISP2432 SSVID/SSDID (0x%X,0x%X).\n",
2475 ha
->pdev
->subsystem_vendor
,
2476 ha
->pdev
->subsystem_device
));
2480 if (IS_QLA2432(ha
) && (ha
->pdev
->revision
< QLA_MSIX_CHIP_REV_24XX
||
2481 !QLA_MSIX_FW_MODE_1(ha
->fw_attributes
))) {
2482 DEBUG2(qla_printk(KERN_WARNING
, ha
,
2483 "MSI-X: Unsupported ISP2432 (0x%X, 0x%X).\n",
2484 ha
->pdev
->revision
, ha
->fw_attributes
));
2488 ret
= qla24xx_enable_msix(ha
, rsp
);
2490 DEBUG2(qla_printk(KERN_INFO
, ha
,
2491 "MSI-X: Enabled (0x%X, 0x%X).\n", ha
->chip_revision
,
2492 ha
->fw_attributes
));
2493 goto clear_risc_ints
;
2495 qla_printk(KERN_WARNING
, ha
,
2496 "MSI-X: Falling back-to MSI mode -- %d.\n", ret
);
2499 if (!IS_QLA24XX(ha
) && !IS_QLA2532(ha
) && !IS_QLA8432(ha
) &&
2503 ret
= pci_enable_msi(ha
->pdev
);
2505 DEBUG2(qla_printk(KERN_INFO
, ha
, "MSI: Enabled.\n"));
2506 ha
->flags
.msi_enabled
= 1;
2508 qla_printk(KERN_WARNING
, ha
,
2509 "MSI-X: Falling back-to INTa mode -- %d.\n", ret
);
2512 ret
= request_irq(ha
->pdev
->irq
, ha
->isp_ops
->intr_handler
,
2513 ha
->flags
.msi_enabled
? 0 : IRQF_SHARED
,
2514 QLA2XXX_DRIVER_NAME
, rsp
);
2516 qla_printk(KERN_WARNING
, ha
,
2517 "Failed to reserve interrupt %d already in use.\n",
2525 * FIXME: Noted that 8014s were being dropped during NK testing.
2526 * Timing deltas during MSI-X/INTa transitions?
2528 if (IS_QLA81XX(ha
) || IS_QLA82XX(ha
))
2530 spin_lock_irq(&ha
->hardware_lock
);
2531 if (IS_FWI2_CAPABLE(ha
)) {
2532 WRT_REG_DWORD(®
->isp24
.hccr
, HCCRX_CLR_HOST_INT
);
2533 WRT_REG_DWORD(®
->isp24
.hccr
, HCCRX_CLR_RISC_INT
);
2535 WRT_REG_WORD(®
->isp
.semaphore
, 0);
2536 WRT_REG_WORD(®
->isp
.hccr
, HCCR_CLR_RISC_INT
);
2537 WRT_REG_WORD(®
->isp
.hccr
, HCCR_CLR_HOST_INT
);
2539 spin_unlock_irq(&ha
->hardware_lock
);
2546 qla2x00_free_irqs(scsi_qla_host_t
*vha
)
2548 struct qla_hw_data
*ha
= vha
->hw
;
2549 struct rsp_que
*rsp
= ha
->rsp_q_map
[0];
2551 if (ha
->flags
.msix_enabled
)
2552 qla24xx_disable_msix(ha
);
2553 else if (ha
->flags
.msi_enabled
) {
2554 free_irq(ha
->pdev
->irq
, rsp
);
2555 pci_disable_msi(ha
->pdev
);
2557 free_irq(ha
->pdev
->irq
, rsp
);
2561 int qla25xx_request_irq(struct rsp_que
*rsp
)
2563 struct qla_hw_data
*ha
= rsp
->hw
;
2564 struct qla_init_msix_entry
*intr
= &msix_entries
[2];
2565 struct qla_msix_entry
*msix
= rsp
->msix
;
2568 ret
= request_irq(msix
->vector
, intr
->handler
, 0, intr
->name
, rsp
);
2570 qla_printk(KERN_WARNING
, ha
,
2571 "MSI-X: Unable to register handler -- %x/%d.\n",