2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2014 QLogic Corporation
5 * See LICENSE.qla2xxx for copyright and licensing details.
8 #include "qla_target.h"
10 #include <linux/delay.h>
11 #include <linux/slab.h>
12 #include <scsi/scsi_tcq.h>
13 #include <scsi/scsi_bsg_fc.h>
14 #include <scsi/scsi_eh.h>
16 static void qla2x00_mbx_completion(scsi_qla_host_t
*, uint16_t);
17 static void qla2x00_status_entry(scsi_qla_host_t
*, struct rsp_que
*, void *);
18 static void qla2x00_status_cont_entry(struct rsp_que
*, sts_cont_entry_t
*);
19 static void qla2x00_error_entry(scsi_qla_host_t
*, struct rsp_que
*,
21 static void qla_irq_affinity_notify(struct irq_affinity_notify
*,
23 static void qla_irq_affinity_release(struct kref
*);
27 * qla2100_intr_handler() - Process interrupts for the ISP2100 and ISP2200.
29 * @dev_id: SCSI driver HA context
31 * Called by system whenever the host adapter generates an interrupt.
33 * Returns handled flag.
36 qla2100_intr_handler(int irq
, void *dev_id
)
39 struct qla_hw_data
*ha
;
40 struct device_reg_2xxx __iomem
*reg
;
48 rsp
= (struct rsp_que
*) dev_id
;
50 ql_log(ql_log_info
, NULL
, 0x505d,
51 "%s: NULL response queue pointer.\n", __func__
);
56 reg
= &ha
->iobase
->isp
;
59 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
60 vha
= pci_get_drvdata(ha
->pdev
);
61 for (iter
= 50; iter
--; ) {
62 hccr
= RD_REG_WORD(®
->hccr
);
63 if (qla2x00_check_reg16_for_disconnect(vha
, hccr
))
65 if (hccr
& HCCR_RISC_PAUSE
) {
66 if (pci_channel_offline(ha
->pdev
))
70 * Issue a "HARD" reset in order for the RISC interrupt
71 * bit to be cleared. Schedule a big hammer to get
72 * out of the RISC PAUSED state.
74 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
75 RD_REG_WORD(®
->hccr
);
77 ha
->isp_ops
->fw_dump(vha
, 1);
78 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
80 } else if ((RD_REG_WORD(®
->istatus
) & ISR_RISC_INT
) == 0)
83 if (RD_REG_WORD(®
->semaphore
) & BIT_0
) {
84 WRT_REG_WORD(®
->hccr
, HCCR_CLR_RISC_INT
);
85 RD_REG_WORD(®
->hccr
);
87 /* Get mailbox data. */
88 mb
[0] = RD_MAILBOX_REG(ha
, reg
, 0);
89 if (mb
[0] > 0x3fff && mb
[0] < 0x8000) {
90 qla2x00_mbx_completion(vha
, mb
[0]);
91 status
|= MBX_INTERRUPT
;
92 } else if (mb
[0] > 0x7fff && mb
[0] < 0xc000) {
93 mb
[1] = RD_MAILBOX_REG(ha
, reg
, 1);
94 mb
[2] = RD_MAILBOX_REG(ha
, reg
, 2);
95 mb
[3] = RD_MAILBOX_REG(ha
, reg
, 3);
96 qla2x00_async_event(vha
, rsp
, mb
);
99 ql_dbg(ql_dbg_async
, vha
, 0x5025,
100 "Unrecognized interrupt type (%d).\n",
103 /* Release mailbox registers. */
104 WRT_REG_WORD(®
->semaphore
, 0);
105 RD_REG_WORD(®
->semaphore
);
107 qla2x00_process_response_queue(rsp
);
109 WRT_REG_WORD(®
->hccr
, HCCR_CLR_RISC_INT
);
110 RD_REG_WORD(®
->hccr
);
113 qla2x00_handle_mbx_completion(ha
, status
);
114 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
116 return (IRQ_HANDLED
);
120 qla2x00_check_reg32_for_disconnect(scsi_qla_host_t
*vha
, uint32_t reg
)
122 /* Check for PCI disconnection */
123 if (reg
== 0xffffffff && !pci_channel_offline(vha
->hw
->pdev
)) {
124 if (!test_and_set_bit(PFLG_DISCONNECTED
, &vha
->pci_flags
) &&
125 !test_bit(PFLG_DRIVER_REMOVING
, &vha
->pci_flags
) &&
126 !test_bit(PFLG_DRIVER_PROBING
, &vha
->pci_flags
)) {
128 * Schedule this (only once) on the default system
129 * workqueue so that all the adapter workqueues and the
130 * DPC thread can be shutdown cleanly.
132 schedule_work(&vha
->hw
->board_disable
);
140 qla2x00_check_reg16_for_disconnect(scsi_qla_host_t
*vha
, uint16_t reg
)
142 return qla2x00_check_reg32_for_disconnect(vha
, 0xffff0000 | reg
);
146 * qla2300_intr_handler() - Process interrupts for the ISP23xx and ISP63xx.
148 * @dev_id: SCSI driver HA context
150 * Called by system whenever the host adapter generates an interrupt.
152 * Returns handled flag.
155 qla2300_intr_handler(int irq
, void *dev_id
)
157 scsi_qla_host_t
*vha
;
158 struct device_reg_2xxx __iomem
*reg
;
165 struct qla_hw_data
*ha
;
168 rsp
= (struct rsp_que
*) dev_id
;
170 ql_log(ql_log_info
, NULL
, 0x5058,
171 "%s: NULL response queue pointer.\n", __func__
);
176 reg
= &ha
->iobase
->isp
;
179 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
180 vha
= pci_get_drvdata(ha
->pdev
);
181 for (iter
= 50; iter
--; ) {
182 stat
= RD_REG_DWORD(®
->u
.isp2300
.host_status
);
183 if (qla2x00_check_reg32_for_disconnect(vha
, stat
))
185 if (stat
& HSR_RISC_PAUSED
) {
186 if (unlikely(pci_channel_offline(ha
->pdev
)))
189 hccr
= RD_REG_WORD(®
->hccr
);
191 if (hccr
& (BIT_15
| BIT_13
| BIT_11
| BIT_8
))
192 ql_log(ql_log_warn
, vha
, 0x5026,
193 "Parity error -- HCCR=%x, Dumping "
194 "firmware.\n", hccr
);
196 ql_log(ql_log_warn
, vha
, 0x5027,
197 "RISC paused -- HCCR=%x, Dumping "
198 "firmware.\n", hccr
);
201 * Issue a "HARD" reset in order for the RISC
202 * interrupt bit to be cleared. Schedule a big
203 * hammer to get out of the RISC PAUSED state.
205 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
206 RD_REG_WORD(®
->hccr
);
208 ha
->isp_ops
->fw_dump(vha
, 1);
209 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
211 } else if ((stat
& HSR_RISC_INT
) == 0)
214 switch (stat
& 0xff) {
219 qla2x00_mbx_completion(vha
, MSW(stat
));
220 status
|= MBX_INTERRUPT
;
222 /* Release mailbox registers. */
223 WRT_REG_WORD(®
->semaphore
, 0);
227 mb
[1] = RD_MAILBOX_REG(ha
, reg
, 1);
228 mb
[2] = RD_MAILBOX_REG(ha
, reg
, 2);
229 mb
[3] = RD_MAILBOX_REG(ha
, reg
, 3);
230 qla2x00_async_event(vha
, rsp
, mb
);
233 qla2x00_process_response_queue(rsp
);
236 mb
[0] = MBA_CMPLT_1_16BIT
;
238 qla2x00_async_event(vha
, rsp
, mb
);
241 mb
[0] = MBA_SCSI_COMPLETION
;
243 mb
[2] = RD_MAILBOX_REG(ha
, reg
, 2);
244 qla2x00_async_event(vha
, rsp
, mb
);
247 ql_dbg(ql_dbg_async
, vha
, 0x5028,
248 "Unrecognized interrupt type (%d).\n", stat
& 0xff);
251 WRT_REG_WORD(®
->hccr
, HCCR_CLR_RISC_INT
);
252 RD_REG_WORD_RELAXED(®
->hccr
);
254 qla2x00_handle_mbx_completion(ha
, status
);
255 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
257 return (IRQ_HANDLED
);
261 * qla2x00_mbx_completion() - Process mailbox command completions.
262 * @ha: SCSI driver HA context
263 * @mb0: Mailbox0 register
266 qla2x00_mbx_completion(scsi_qla_host_t
*vha
, uint16_t mb0
)
270 uint16_t __iomem
*wptr
;
271 struct qla_hw_data
*ha
= vha
->hw
;
272 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
274 /* Read all mbox registers? */
275 mboxes
= (1 << ha
->mbx_count
) - 1;
277 ql_dbg(ql_dbg_async
, vha
, 0x5001, "MBX pointer ERROR.\n");
279 mboxes
= ha
->mcp
->in_mb
;
281 /* Load return mailbox registers. */
282 ha
->flags
.mbox_int
= 1;
283 ha
->mailbox_out
[0] = mb0
;
285 wptr
= (uint16_t __iomem
*)MAILBOX_REG(ha
, reg
, 1);
287 for (cnt
= 1; cnt
< ha
->mbx_count
; cnt
++) {
288 if (IS_QLA2200(ha
) && cnt
== 8)
289 wptr
= (uint16_t __iomem
*)MAILBOX_REG(ha
, reg
, 8);
290 if ((cnt
== 4 || cnt
== 5) && (mboxes
& BIT_0
))
291 ha
->mailbox_out
[cnt
] = qla2x00_debounce_register(wptr
);
292 else if (mboxes
& BIT_0
)
293 ha
->mailbox_out
[cnt
] = RD_REG_WORD(wptr
);
301 qla81xx_idc_event(scsi_qla_host_t
*vha
, uint16_t aen
, uint16_t descr
)
303 static char *event
[] =
304 { "Complete", "Request Notification", "Time Extension" };
306 struct device_reg_24xx __iomem
*reg24
= &vha
->hw
->iobase
->isp24
;
307 struct device_reg_82xx __iomem
*reg82
= &vha
->hw
->iobase
->isp82
;
308 uint16_t __iomem
*wptr
;
309 uint16_t cnt
, timeout
, mb
[QLA_IDC_ACK_REGS
];
311 /* Seed data -- mailbox1 -> mailbox7. */
312 if (IS_QLA81XX(vha
->hw
) || IS_QLA83XX(vha
->hw
))
313 wptr
= (uint16_t __iomem
*)®24
->mailbox1
;
314 else if (IS_QLA8044(vha
->hw
))
315 wptr
= (uint16_t __iomem
*)®82
->mailbox_out
[1];
319 for (cnt
= 0; cnt
< QLA_IDC_ACK_REGS
; cnt
++, wptr
++)
320 mb
[cnt
] = RD_REG_WORD(wptr
);
322 ql_dbg(ql_dbg_async
, vha
, 0x5021,
323 "Inter-Driver Communication %s -- "
324 "%04x %04x %04x %04x %04x %04x %04x.\n",
325 event
[aen
& 0xff], mb
[0], mb
[1], mb
[2], mb
[3],
326 mb
[4], mb
[5], mb
[6]);
328 /* Handle IDC Error completion case. */
329 case MBA_IDC_COMPLETE
:
331 vha
->hw
->flags
.idc_compl_status
= 1;
332 if (vha
->hw
->notify_dcbx_comp
&& !vha
->vp_idx
)
333 complete(&vha
->hw
->dcbx_comp
);
338 /* Acknowledgement needed? [Notify && non-zero timeout]. */
339 timeout
= (descr
>> 8) & 0xf;
340 ql_dbg(ql_dbg_async
, vha
, 0x5022,
341 "%lu Inter-Driver Communication %s -- ACK timeout=%d.\n",
342 vha
->host_no
, event
[aen
& 0xff], timeout
);
346 rval
= qla2x00_post_idc_ack_work(vha
, mb
);
347 if (rval
!= QLA_SUCCESS
)
348 ql_log(ql_log_warn
, vha
, 0x5023,
349 "IDC failed to post ACK.\n");
351 case MBA_IDC_TIME_EXT
:
352 vha
->hw
->idc_extend_tmo
= descr
;
353 ql_dbg(ql_dbg_async
, vha
, 0x5087,
354 "%lu Inter-Driver Communication %s -- "
355 "Extend timeout by=%d.\n",
356 vha
->host_no
, event
[aen
& 0xff], vha
->hw
->idc_extend_tmo
);
363 qla2x00_get_link_speed_str(struct qla_hw_data
*ha
, uint16_t speed
)
365 static const char *const link_speeds
[] = {
366 "1", "2", "?", "4", "8", "16", "32", "10"
368 #define QLA_LAST_SPEED 7
370 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
371 return link_speeds
[0];
372 else if (speed
== 0x13)
373 return link_speeds
[QLA_LAST_SPEED
];
374 else if (speed
< QLA_LAST_SPEED
)
375 return link_speeds
[speed
];
377 return link_speeds
[LS_UNKNOWN
];
381 qla83xx_handle_8200_aen(scsi_qla_host_t
*vha
, uint16_t *mb
)
383 struct qla_hw_data
*ha
= vha
->hw
;
386 * 8200 AEN Interpretation:
388 * mb[1] = AEN Reason code
389 * mb[2] = LSW of Peg-Halt Status-1 Register
390 * mb[6] = MSW of Peg-Halt Status-1 Register
391 * mb[3] = LSW of Peg-Halt Status-2 register
392 * mb[7] = MSW of Peg-Halt Status-2 register
393 * mb[4] = IDC Device-State Register value
394 * mb[5] = IDC Driver-Presence Register value
396 ql_dbg(ql_dbg_async
, vha
, 0x506b, "AEN Code: mb[0] = 0x%x AEN reason: "
397 "mb[1] = 0x%x PH-status1: mb[2] = 0x%x PH-status1: mb[6] = 0x%x.\n",
398 mb
[0], mb
[1], mb
[2], mb
[6]);
399 ql_dbg(ql_dbg_async
, vha
, 0x506c, "PH-status2: mb[3] = 0x%x "
400 "PH-status2: mb[7] = 0x%x Device-State: mb[4] = 0x%x "
401 "Drv-Presence: mb[5] = 0x%x.\n", mb
[3], mb
[7], mb
[4], mb
[5]);
403 if (mb
[1] & (IDC_PEG_HALT_STATUS_CHANGE
| IDC_NIC_FW_REPORTED_FAILURE
|
404 IDC_HEARTBEAT_FAILURE
)) {
405 ha
->flags
.nic_core_hung
= 1;
406 ql_log(ql_log_warn
, vha
, 0x5060,
407 "83XX: F/W Error Reported: Check if reset required.\n");
409 if (mb
[1] & IDC_PEG_HALT_STATUS_CHANGE
) {
410 uint32_t protocol_engine_id
, fw_err_code
, err_level
;
413 * IDC_PEG_HALT_STATUS_CHANGE interpretation:
414 * - PEG-Halt Status-1 Register:
415 * (LSW = mb[2], MSW = mb[6])
416 * Bits 0-7 = protocol-engine ID
417 * Bits 8-28 = f/w error code
418 * Bits 29-31 = Error-level
419 * Error-level 0x1 = Non-Fatal error
420 * Error-level 0x2 = Recoverable Fatal error
421 * Error-level 0x4 = UnRecoverable Fatal error
422 * - PEG-Halt Status-2 Register:
423 * (LSW = mb[3], MSW = mb[7])
425 protocol_engine_id
= (mb
[2] & 0xff);
426 fw_err_code
= (((mb
[2] & 0xff00) >> 8) |
427 ((mb
[6] & 0x1fff) << 8));
428 err_level
= ((mb
[6] & 0xe000) >> 13);
429 ql_log(ql_log_warn
, vha
, 0x5061, "PegHalt Status-1 "
430 "Register: protocol_engine_id=0x%x "
431 "fw_err_code=0x%x err_level=0x%x.\n",
432 protocol_engine_id
, fw_err_code
, err_level
);
433 ql_log(ql_log_warn
, vha
, 0x5062, "PegHalt Status-2 "
434 "Register: 0x%x%x.\n", mb
[7], mb
[3]);
435 if (err_level
== ERR_LEVEL_NON_FATAL
) {
436 ql_log(ql_log_warn
, vha
, 0x5063,
437 "Not a fatal error, f/w has recovered "
439 } else if (err_level
== ERR_LEVEL_RECOVERABLE_FATAL
) {
440 ql_log(ql_log_fatal
, vha
, 0x5064,
441 "Recoverable Fatal error: Chip reset "
443 qla83xx_schedule_work(vha
,
444 QLA83XX_NIC_CORE_RESET
);
445 } else if (err_level
== ERR_LEVEL_UNRECOVERABLE_FATAL
) {
446 ql_log(ql_log_fatal
, vha
, 0x5065,
447 "Unrecoverable Fatal error: Set FAILED "
448 "state, reboot required.\n");
449 qla83xx_schedule_work(vha
,
450 QLA83XX_NIC_CORE_UNRECOVERABLE
);
454 if (mb
[1] & IDC_NIC_FW_REPORTED_FAILURE
) {
455 uint16_t peg_fw_state
, nw_interface_link_up
;
456 uint16_t nw_interface_signal_detect
, sfp_status
;
457 uint16_t htbt_counter
, htbt_monitor_enable
;
458 uint16_t sfp_additonal_info
, sfp_multirate
;
459 uint16_t sfp_tx_fault
, link_speed
, dcbx_status
;
462 * IDC_NIC_FW_REPORTED_FAILURE interpretation:
463 * - PEG-to-FC Status Register:
464 * (LSW = mb[2], MSW = mb[6])
465 * Bits 0-7 = Peg-Firmware state
466 * Bit 8 = N/W Interface Link-up
467 * Bit 9 = N/W Interface signal detected
468 * Bits 10-11 = SFP Status
469 * SFP Status 0x0 = SFP+ transceiver not expected
470 * SFP Status 0x1 = SFP+ transceiver not present
471 * SFP Status 0x2 = SFP+ transceiver invalid
472 * SFP Status 0x3 = SFP+ transceiver present and
474 * Bits 12-14 = Heartbeat Counter
475 * Bit 15 = Heartbeat Monitor Enable
476 * Bits 16-17 = SFP Additional Info
477 * SFP info 0x0 = Unregocnized transceiver for
479 * SFP info 0x1 = SFP+ brand validation failed
480 * SFP info 0x2 = SFP+ speed validation failed
481 * SFP info 0x3 = SFP+ access error
482 * Bit 18 = SFP Multirate
483 * Bit 19 = SFP Tx Fault
484 * Bits 20-22 = Link Speed
485 * Bits 23-27 = Reserved
486 * Bits 28-30 = DCBX Status
487 * DCBX Status 0x0 = DCBX Disabled
488 * DCBX Status 0x1 = DCBX Enabled
489 * DCBX Status 0x2 = DCBX Exchange error
492 peg_fw_state
= (mb
[2] & 0x00ff);
493 nw_interface_link_up
= ((mb
[2] & 0x0100) >> 8);
494 nw_interface_signal_detect
= ((mb
[2] & 0x0200) >> 9);
495 sfp_status
= ((mb
[2] & 0x0c00) >> 10);
496 htbt_counter
= ((mb
[2] & 0x7000) >> 12);
497 htbt_monitor_enable
= ((mb
[2] & 0x8000) >> 15);
498 sfp_additonal_info
= (mb
[6] & 0x0003);
499 sfp_multirate
= ((mb
[6] & 0x0004) >> 2);
500 sfp_tx_fault
= ((mb
[6] & 0x0008) >> 3);
501 link_speed
= ((mb
[6] & 0x0070) >> 4);
502 dcbx_status
= ((mb
[6] & 0x7000) >> 12);
504 ql_log(ql_log_warn
, vha
, 0x5066,
505 "Peg-to-Fc Status Register:\n"
506 "peg_fw_state=0x%x, nw_interface_link_up=0x%x, "
507 "nw_interface_signal_detect=0x%x"
508 "\nsfp_statis=0x%x.\n ", peg_fw_state
,
509 nw_interface_link_up
, nw_interface_signal_detect
,
511 ql_log(ql_log_warn
, vha
, 0x5067,
512 "htbt_counter=0x%x, htbt_monitor_enable=0x%x, "
513 "sfp_additonal_info=0x%x, sfp_multirate=0x%x.\n ",
514 htbt_counter
, htbt_monitor_enable
,
515 sfp_additonal_info
, sfp_multirate
);
516 ql_log(ql_log_warn
, vha
, 0x5068,
517 "sfp_tx_fault=0x%x, link_state=0x%x, "
518 "dcbx_status=0x%x.\n", sfp_tx_fault
, link_speed
,
521 qla83xx_schedule_work(vha
, QLA83XX_NIC_CORE_RESET
);
524 if (mb
[1] & IDC_HEARTBEAT_FAILURE
) {
525 ql_log(ql_log_warn
, vha
, 0x5069,
526 "Heartbeat Failure encountered, chip reset "
529 qla83xx_schedule_work(vha
, QLA83XX_NIC_CORE_RESET
);
533 if (mb
[1] & IDC_DEVICE_STATE_CHANGE
) {
534 ql_log(ql_log_info
, vha
, 0x506a,
535 "IDC Device-State changed = 0x%x.\n", mb
[4]);
536 if (ha
->flags
.nic_core_reset_owner
)
538 qla83xx_schedule_work(vha
, MBA_IDC_AEN
);
543 qla2x00_is_a_vp_did(scsi_qla_host_t
*vha
, uint32_t rscn_entry
)
545 struct qla_hw_data
*ha
= vha
->hw
;
554 spin_lock_irqsave(&ha
->vport_slock
, flags
);
555 list_for_each_entry(vp
, &ha
->vp_list
, list
) {
556 vp_did
= vp
->d_id
.b24
;
557 if (vp_did
== rscn_entry
) {
562 spin_unlock_irqrestore(&ha
->vport_slock
, flags
);
567 static inline fc_port_t
*
568 qla2x00_find_fcport_by_loopid(scsi_qla_host_t
*vha
, uint16_t loop_id
)
572 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
)
573 if (fcport
->loop_id
== loop_id
)
579 * qla2x00_async_event() - Process aynchronous events.
580 * @ha: SCSI driver HA context
581 * @mb: Mailbox registers (0 - 3)
584 qla2x00_async_event(scsi_qla_host_t
*vha
, struct rsp_que
*rsp
, uint16_t *mb
)
589 struct qla_hw_data
*ha
= vha
->hw
;
590 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
591 struct device_reg_24xx __iomem
*reg24
= &ha
->iobase
->isp24
;
592 struct device_reg_82xx __iomem
*reg82
= &ha
->iobase
->isp82
;
593 uint32_t rscn_entry
, host_pid
;
595 fc_port_t
*fcport
= NULL
;
597 /* Setup to process RIO completion. */
599 if (IS_CNA_CAPABLE(ha
))
602 case MBA_SCSI_COMPLETION
:
603 handles
[0] = le32_to_cpu((uint32_t)((mb
[2] << 16) | mb
[1]));
606 case MBA_CMPLT_1_16BIT
:
609 mb
[0] = MBA_SCSI_COMPLETION
;
611 case MBA_CMPLT_2_16BIT
:
615 mb
[0] = MBA_SCSI_COMPLETION
;
617 case MBA_CMPLT_3_16BIT
:
622 mb
[0] = MBA_SCSI_COMPLETION
;
624 case MBA_CMPLT_4_16BIT
:
628 handles
[3] = (uint32_t)RD_MAILBOX_REG(ha
, reg
, 6);
630 mb
[0] = MBA_SCSI_COMPLETION
;
632 case MBA_CMPLT_5_16BIT
:
636 handles
[3] = (uint32_t)RD_MAILBOX_REG(ha
, reg
, 6);
637 handles
[4] = (uint32_t)RD_MAILBOX_REG(ha
, reg
, 7);
639 mb
[0] = MBA_SCSI_COMPLETION
;
641 case MBA_CMPLT_2_32BIT
:
642 handles
[0] = le32_to_cpu((uint32_t)((mb
[2] << 16) | mb
[1]));
643 handles
[1] = le32_to_cpu(
644 ((uint32_t)(RD_MAILBOX_REG(ha
, reg
, 7) << 16)) |
645 RD_MAILBOX_REG(ha
, reg
, 6));
647 mb
[0] = MBA_SCSI_COMPLETION
;
654 case MBA_SCSI_COMPLETION
: /* Fast Post */
655 if (!vha
->flags
.online
)
658 for (cnt
= 0; cnt
< handle_cnt
; cnt
++)
659 qla2x00_process_completed_request(vha
, rsp
->req
,
663 case MBA_RESET
: /* Reset */
664 ql_dbg(ql_dbg_async
, vha
, 0x5002,
665 "Asynchronous RESET.\n");
667 set_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
670 case MBA_SYSTEM_ERR
: /* System Error */
671 mbx
= (IS_QLA81XX(ha
) || IS_QLA83XX(ha
) || IS_QLA27XX(ha
)) ?
672 RD_REG_WORD(®24
->mailbox7
) : 0;
673 ql_log(ql_log_warn
, vha
, 0x5003,
674 "ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh "
675 "mbx7=%xh.\n", mb
[1], mb
[2], mb
[3], mbx
);
677 ha
->isp_ops
->fw_dump(vha
, 1);
679 if (IS_FWI2_CAPABLE(ha
)) {
680 if (mb
[1] == 0 && mb
[2] == 0) {
681 ql_log(ql_log_fatal
, vha
, 0x5004,
682 "Unrecoverable Hardware Error: adapter "
683 "marked OFFLINE!\n");
684 vha
->flags
.online
= 0;
685 vha
->device_flags
|= DFLG_DEV_FAILED
;
687 /* Check to see if MPI timeout occurred */
688 if ((mbx
& MBX_3
) && (ha
->port_no
== 0))
689 set_bit(MPI_RESET_NEEDED
,
692 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
694 } else if (mb
[1] == 0) {
695 ql_log(ql_log_fatal
, vha
, 0x5005,
696 "Unrecoverable Hardware Error: adapter marked "
698 vha
->flags
.online
= 0;
699 vha
->device_flags
|= DFLG_DEV_FAILED
;
701 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
704 case MBA_REQ_TRANSFER_ERR
: /* Request Transfer Error */
705 ql_log(ql_log_warn
, vha
, 0x5006,
706 "ISP Request Transfer Error (%x).\n", mb
[1]);
708 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
711 case MBA_RSP_TRANSFER_ERR
: /* Response Transfer Error */
712 ql_log(ql_log_warn
, vha
, 0x5007,
713 "ISP Response Transfer Error.\n");
715 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
718 case MBA_WAKEUP_THRES
: /* Request Queue Wake-up */
719 ql_dbg(ql_dbg_async
, vha
, 0x5008,
720 "Asynchronous WAKEUP_THRES.\n");
723 case MBA_LIP_OCCURRED
: /* Loop Initialization Procedure */
724 ql_dbg(ql_dbg_async
, vha
, 0x5009,
725 "LIP occurred (%x).\n", mb
[1]);
727 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
728 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
729 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
730 qla2x00_mark_all_devices_lost(vha
, 1);
734 atomic_set(&vha
->vp_state
, VP_FAILED
);
735 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
738 set_bit(REGISTER_FC4_NEEDED
, &vha
->dpc_flags
);
739 set_bit(REGISTER_FDMI_NEEDED
, &vha
->dpc_flags
);
741 vha
->flags
.management_server_logged_in
= 0;
742 qla2x00_post_aen_work(vha
, FCH_EVT_LIP
, mb
[1]);
745 case MBA_LOOP_UP
: /* Loop Up Event */
746 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
747 ha
->link_data_rate
= PORT_SPEED_1GB
;
749 ha
->link_data_rate
= mb
[1];
751 ql_log(ql_log_info
, vha
, 0x500a,
752 "LOOP UP detected (%s Gbps).\n",
753 qla2x00_get_link_speed_str(ha
, ha
->link_data_rate
));
755 vha
->flags
.management_server_logged_in
= 0;
756 qla2x00_post_aen_work(vha
, FCH_EVT_LINKUP
, ha
->link_data_rate
);
759 case MBA_LOOP_DOWN
: /* Loop Down Event */
760 mbx
= (IS_QLA81XX(ha
) || IS_QLA8031(ha
))
761 ? RD_REG_WORD(®24
->mailbox4
) : 0;
762 mbx
= (IS_P3P_TYPE(ha
)) ? RD_REG_WORD(®82
->mailbox_out
[4])
764 ql_log(ql_log_info
, vha
, 0x500b,
765 "LOOP DOWN detected (%x %x %x %x).\n",
766 mb
[1], mb
[2], mb
[3], mbx
);
768 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
769 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
770 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
772 * In case of loop down, restore WWPN from
773 * NVRAM in case of FA-WWPN capable ISP
774 * Restore for Physical Port only
777 if (ha
->flags
.fawwpn_enabled
) {
778 void *wwpn
= ha
->init_cb
->port_name
;
779 memcpy(vha
->port_name
, wwpn
, WWN_SIZE
);
780 fc_host_port_name(vha
->host
) =
781 wwn_to_u64(vha
->port_name
);
782 ql_dbg(ql_dbg_init
+ ql_dbg_verbose
,
783 vha
, 0x0144, "LOOP DOWN detected,"
784 "restore WWPN %016llx\n",
785 wwn_to_u64(vha
->port_name
));
788 clear_bit(VP_CONFIG_OK
, &vha
->vp_flags
);
791 vha
->device_flags
|= DFLG_NO_CABLE
;
792 qla2x00_mark_all_devices_lost(vha
, 1);
796 atomic_set(&vha
->vp_state
, VP_FAILED
);
797 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
800 vha
->flags
.management_server_logged_in
= 0;
801 ha
->link_data_rate
= PORT_SPEED_UNKNOWN
;
802 qla2x00_post_aen_work(vha
, FCH_EVT_LINKDOWN
, 0);
805 case MBA_LIP_RESET
: /* LIP reset occurred */
806 ql_dbg(ql_dbg_async
, vha
, 0x500c,
807 "LIP reset occurred (%x).\n", mb
[1]);
809 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
810 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
811 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
812 qla2x00_mark_all_devices_lost(vha
, 1);
816 atomic_set(&vha
->vp_state
, VP_FAILED
);
817 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
820 set_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
822 ha
->operating_mode
= LOOP
;
823 vha
->flags
.management_server_logged_in
= 0;
824 qla2x00_post_aen_work(vha
, FCH_EVT_LIPRESET
, mb
[1]);
827 /* case MBA_DCBX_COMPLETE: */
828 case MBA_POINT_TO_POINT
: /* Point-to-Point */
832 if (IS_CNA_CAPABLE(ha
)) {
833 ql_dbg(ql_dbg_async
, vha
, 0x500d,
834 "DCBX Completed -- %04x %04x %04x.\n",
835 mb
[1], mb
[2], mb
[3]);
836 if (ha
->notify_dcbx_comp
&& !vha
->vp_idx
)
837 complete(&ha
->dcbx_comp
);
840 ql_dbg(ql_dbg_async
, vha
, 0x500e,
841 "Asynchronous P2P MODE received.\n");
844 * Until there's a transition from loop down to loop up, treat
845 * this as loop down only.
847 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
848 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
849 if (!atomic_read(&vha
->loop_down_timer
))
850 atomic_set(&vha
->loop_down_timer
,
852 qla2x00_mark_all_devices_lost(vha
, 1);
856 atomic_set(&vha
->vp_state
, VP_FAILED
);
857 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
860 if (!(test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
)))
861 set_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
863 set_bit(REGISTER_FC4_NEEDED
, &vha
->dpc_flags
);
864 set_bit(REGISTER_FDMI_NEEDED
, &vha
->dpc_flags
);
866 ha
->flags
.gpsc_supported
= 1;
867 vha
->flags
.management_server_logged_in
= 0;
870 case MBA_CHG_IN_CONNECTION
: /* Change in connection mode */
874 ql_dbg(ql_dbg_async
, vha
, 0x500f,
875 "Configuration change detected: value=%x.\n", mb
[1]);
877 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
878 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
879 if (!atomic_read(&vha
->loop_down_timer
))
880 atomic_set(&vha
->loop_down_timer
,
882 qla2x00_mark_all_devices_lost(vha
, 1);
886 atomic_set(&vha
->vp_state
, VP_FAILED
);
887 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
890 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
891 set_bit(LOCAL_LOOP_UPDATE
, &vha
->dpc_flags
);
894 case MBA_PORT_UPDATE
: /* Port database update */
896 * Handle only global and vn-port update events
899 * mb[1] = N_Port handle of changed port
900 * OR 0xffff for global event
901 * mb[2] = New login state
902 * 7 = Port logged out
903 * mb[3] = LSB is vp_idx, 0xff = all vps
905 * Skip processing if:
906 * Event is global, vp_idx is NOT all vps,
907 * vp_idx does not match
908 * Event is not global, vp_idx does not match
910 if (IS_QLA2XXX_MIDTYPE(ha
) &&
911 ((mb
[1] == 0xffff && (mb
[3] & 0xff) != 0xff) ||
912 (mb
[1] != 0xffff)) && vha
->vp_idx
!= (mb
[3] & 0xff))
916 ql_dbg(ql_dbg_async
, vha
, 0x5010,
917 "Port %s %04x %04x %04x.\n",
918 mb
[1] == 0xffff ? "unavailable" : "logout",
919 mb
[1], mb
[2], mb
[3]);
922 goto global_port_update
;
925 fcport
= qla2x00_find_fcport_by_loopid(vha
, mb
[1]);
928 if (atomic_read(&fcport
->state
) != FCS_ONLINE
)
930 ql_dbg(ql_dbg_async
, vha
, 0x508a,
931 "Marking port lost loopid=%04x portid=%06x.\n",
932 fcport
->loop_id
, fcport
->d_id
.b24
);
933 qla2x00_mark_device_lost(fcport
->vha
, fcport
, 1, 1);
937 /* Port unavailable. */
938 ql_log(ql_log_warn
, vha
, 0x505e,
939 "Link is offline.\n");
941 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
942 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
943 atomic_set(&vha
->loop_down_timer
,
945 vha
->device_flags
|= DFLG_NO_CABLE
;
946 qla2x00_mark_all_devices_lost(vha
, 1);
950 atomic_set(&vha
->vp_state
, VP_FAILED
);
951 fc_vport_set_state(vha
->fc_vport
,
953 qla2x00_mark_all_devices_lost(vha
, 1);
956 vha
->flags
.management_server_logged_in
= 0;
957 ha
->link_data_rate
= PORT_SPEED_UNKNOWN
;
962 * If PORT UPDATE is global (received LIP_OCCURRED/LIP_RESET
963 * event etc. earlier indicating loop is down) then process
964 * it. Otherwise ignore it and Wait for RSCN to come in.
966 atomic_set(&vha
->loop_down_timer
, 0);
967 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
&&
968 atomic_read(&vha
->loop_state
) != LOOP_DEAD
) {
969 ql_dbg(ql_dbg_async
, vha
, 0x5011,
970 "Asynchronous PORT UPDATE ignored %04x/%04x/%04x.\n",
971 mb
[1], mb
[2], mb
[3]);
973 qlt_async_event(mb
[0], vha
, mb
);
977 ql_dbg(ql_dbg_async
, vha
, 0x5012,
978 "Port database changed %04x %04x %04x.\n",
979 mb
[1], mb
[2], mb
[3]);
982 * Mark all devices as missing so we will login again.
984 atomic_set(&vha
->loop_state
, LOOP_UP
);
986 qla2x00_mark_all_devices_lost(vha
, 1);
988 if (vha
->vp_idx
== 0 && !qla_ini_mode_enabled(vha
))
989 set_bit(SCR_PENDING
, &vha
->dpc_flags
);
991 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
992 set_bit(LOCAL_LOOP_UPDATE
, &vha
->dpc_flags
);
993 set_bit(VP_CONFIG_OK
, &vha
->vp_flags
);
995 qlt_async_event(mb
[0], vha
, mb
);
998 case MBA_RSCN_UPDATE
: /* State Change Registration */
999 /* Check if the Vport has issued a SCR */
1000 if (vha
->vp_idx
&& test_bit(VP_SCR_NEEDED
, &vha
->vp_flags
))
1002 /* Only handle SCNs for our Vport index. */
1003 if (ha
->flags
.npiv_supported
&& vha
->vp_idx
!= (mb
[3] & 0xff))
1006 ql_dbg(ql_dbg_async
, vha
, 0x5013,
1007 "RSCN database changed -- %04x %04x %04x.\n",
1008 mb
[1], mb
[2], mb
[3]);
1010 rscn_entry
= ((mb
[1] & 0xff) << 16) | mb
[2];
1011 host_pid
= (vha
->d_id
.b
.domain
<< 16) | (vha
->d_id
.b
.area
<< 8)
1012 | vha
->d_id
.b
.al_pa
;
1013 if (rscn_entry
== host_pid
) {
1014 ql_dbg(ql_dbg_async
, vha
, 0x5014,
1015 "Ignoring RSCN update to local host "
1016 "port ID (%06x).\n", host_pid
);
1020 /* Ignore reserved bits from RSCN-payload. */
1021 rscn_entry
= ((mb
[1] & 0x3ff) << 16) | mb
[2];
1023 /* Skip RSCNs for virtual ports on the same physical port */
1024 if (qla2x00_is_a_vp_did(vha
, rscn_entry
))
1028 * Search for the rport related to this RSCN entry and mark it
1031 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
1032 if (atomic_read(&fcport
->state
) != FCS_ONLINE
)
1034 if (fcport
->d_id
.b24
== rscn_entry
) {
1035 qla2x00_mark_device_lost(vha
, fcport
, 0, 0);
1040 atomic_set(&vha
->loop_down_timer
, 0);
1041 vha
->flags
.management_server_logged_in
= 0;
1043 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
1044 set_bit(RSCN_UPDATE
, &vha
->dpc_flags
);
1045 qla2x00_post_aen_work(vha
, FCH_EVT_RSCN
, rscn_entry
);
1048 /* case MBA_RIO_RESPONSE: */
1049 case MBA_ZIO_RESPONSE
:
1050 ql_dbg(ql_dbg_async
, vha
, 0x5015,
1051 "[R|Z]IO update completion.\n");
1053 if (IS_FWI2_CAPABLE(ha
))
1054 qla24xx_process_response_queue(vha
, rsp
);
1056 qla2x00_process_response_queue(rsp
);
1059 case MBA_DISCARD_RND_FRAME
:
1060 ql_dbg(ql_dbg_async
, vha
, 0x5016,
1061 "Discard RND Frame -- %04x %04x %04x.\n",
1062 mb
[1], mb
[2], mb
[3]);
1065 case MBA_TRACE_NOTIFICATION
:
1066 ql_dbg(ql_dbg_async
, vha
, 0x5017,
1067 "Trace Notification -- %04x %04x.\n", mb
[1], mb
[2]);
1070 case MBA_ISP84XX_ALERT
:
1071 ql_dbg(ql_dbg_async
, vha
, 0x5018,
1072 "ISP84XX Alert Notification -- %04x %04x %04x.\n",
1073 mb
[1], mb
[2], mb
[3]);
1075 spin_lock_irqsave(&ha
->cs84xx
->access_lock
, flags
);
1077 case A84_PANIC_RECOVERY
:
1078 ql_log(ql_log_info
, vha
, 0x5019,
1079 "Alert 84XX: panic recovery %04x %04x.\n",
1082 case A84_OP_LOGIN_COMPLETE
:
1083 ha
->cs84xx
->op_fw_version
= mb
[3] << 16 | mb
[2];
1084 ql_log(ql_log_info
, vha
, 0x501a,
1085 "Alert 84XX: firmware version %x.\n",
1086 ha
->cs84xx
->op_fw_version
);
1088 case A84_DIAG_LOGIN_COMPLETE
:
1089 ha
->cs84xx
->diag_fw_version
= mb
[3] << 16 | mb
[2];
1090 ql_log(ql_log_info
, vha
, 0x501b,
1091 "Alert 84XX: diagnostic firmware version %x.\n",
1092 ha
->cs84xx
->diag_fw_version
);
1094 case A84_GOLD_LOGIN_COMPLETE
:
1095 ha
->cs84xx
->diag_fw_version
= mb
[3] << 16 | mb
[2];
1096 ha
->cs84xx
->fw_update
= 1;
1097 ql_log(ql_log_info
, vha
, 0x501c,
1098 "Alert 84XX: gold firmware version %x.\n",
1099 ha
->cs84xx
->gold_fw_version
);
1102 ql_log(ql_log_warn
, vha
, 0x501d,
1103 "Alert 84xx: Invalid Alert %04x %04x %04x.\n",
1104 mb
[1], mb
[2], mb
[3]);
1106 spin_unlock_irqrestore(&ha
->cs84xx
->access_lock
, flags
);
1108 case MBA_DCBX_START
:
1109 ql_dbg(ql_dbg_async
, vha
, 0x501e,
1110 "DCBX Started -- %04x %04x %04x.\n",
1111 mb
[1], mb
[2], mb
[3]);
1113 case MBA_DCBX_PARAM_UPDATE
:
1114 ql_dbg(ql_dbg_async
, vha
, 0x501f,
1115 "DCBX Parameters Updated -- %04x %04x %04x.\n",
1116 mb
[1], mb
[2], mb
[3]);
1118 case MBA_FCF_CONF_ERR
:
1119 ql_dbg(ql_dbg_async
, vha
, 0x5020,
1120 "FCF Configuration Error -- %04x %04x %04x.\n",
1121 mb
[1], mb
[2], mb
[3]);
1123 case MBA_IDC_NOTIFY
:
1124 if (IS_QLA8031(vha
->hw
) || IS_QLA8044(ha
)) {
1125 mb
[4] = RD_REG_WORD(®24
->mailbox4
);
1126 if (((mb
[2] & 0x7fff) == MBC_PORT_RESET
||
1127 (mb
[2] & 0x7fff) == MBC_SET_PORT_CONFIG
) &&
1128 (mb
[4] & INTERNAL_LOOPBACK_MASK
) != 0) {
1129 set_bit(ISP_QUIESCE_NEEDED
, &vha
->dpc_flags
);
1131 * Extend loop down timer since port is active.
1133 if (atomic_read(&vha
->loop_state
) == LOOP_DOWN
)
1134 atomic_set(&vha
->loop_down_timer
,
1136 qla2xxx_wake_dpc(vha
);
1139 case MBA_IDC_COMPLETE
:
1140 if (ha
->notify_lb_portup_comp
&& !vha
->vp_idx
)
1141 complete(&ha
->lb_portup_comp
);
1143 case MBA_IDC_TIME_EXT
:
1144 if (IS_QLA81XX(vha
->hw
) || IS_QLA8031(vha
->hw
) ||
1146 qla81xx_idc_event(vha
, mb
[0], mb
[1]);
1150 mb
[4] = RD_REG_WORD(®24
->mailbox4
);
1151 mb
[5] = RD_REG_WORD(®24
->mailbox5
);
1152 mb
[6] = RD_REG_WORD(®24
->mailbox6
);
1153 mb
[7] = RD_REG_WORD(®24
->mailbox7
);
1154 qla83xx_handle_8200_aen(vha
, mb
);
1157 case MBA_DPORT_DIAGNOSTICS
:
1158 ql_dbg(ql_dbg_async
, vha
, 0x5052,
1159 "D-Port Diagnostics: %04x %04x=%s\n", mb
[0], mb
[1],
1160 mb
[1] == 0 ? "start" :
1161 mb
[1] == 1 ? "done (ok)" :
1162 mb
[1] == 2 ? "done (error)" : "other");
1166 ql_dbg(ql_dbg_async
, vha
, 0x5057,
1167 "Unknown AEN:%04x %04x %04x %04x\n",
1168 mb
[0], mb
[1], mb
[2], mb
[3]);
1171 qlt_async_event(mb
[0], vha
, mb
);
1173 if (!vha
->vp_idx
&& ha
->num_vhosts
)
1174 qla2x00_alert_all_vps(rsp
, mb
);
1178 * qla2x00_process_completed_request() - Process a Fast Post response.
1179 * @ha: SCSI driver HA context
1183 qla2x00_process_completed_request(struct scsi_qla_host
*vha
,
1184 struct req_que
*req
, uint32_t index
)
1187 struct qla_hw_data
*ha
= vha
->hw
;
1189 /* Validate handle. */
1190 if (index
>= req
->num_outstanding_cmds
) {
1191 ql_log(ql_log_warn
, vha
, 0x3014,
1192 "Invalid SCSI command index (%x).\n", index
);
1194 if (IS_P3P_TYPE(ha
))
1195 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
1197 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1201 sp
= req
->outstanding_cmds
[index
];
1203 /* Free outstanding command slot. */
1204 req
->outstanding_cmds
[index
] = NULL
;
1206 /* Save ISP completion status */
1207 sp
->done(ha
, sp
, DID_OK
<< 16);
1209 ql_log(ql_log_warn
, vha
, 0x3016, "Invalid SCSI SRB.\n");
1211 if (IS_P3P_TYPE(ha
))
1212 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
1214 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1219 qla2x00_get_sp_from_handle(scsi_qla_host_t
*vha
, const char *func
,
1220 struct req_que
*req
, void *iocb
)
1222 struct qla_hw_data
*ha
= vha
->hw
;
1223 sts_entry_t
*pkt
= iocb
;
1227 index
= LSW(pkt
->handle
);
1228 if (index
>= req
->num_outstanding_cmds
) {
1229 ql_log(ql_log_warn
, vha
, 0x5031,
1230 "Invalid command index (%x).\n", index
);
1231 if (IS_P3P_TYPE(ha
))
1232 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
1234 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1237 sp
= req
->outstanding_cmds
[index
];
1239 ql_log(ql_log_warn
, vha
, 0x5032,
1240 "Invalid completion handle (%x) -- timed-out.\n", index
);
1243 if (sp
->handle
!= index
) {
1244 ql_log(ql_log_warn
, vha
, 0x5033,
1245 "SRB handle (%x) mismatch %x.\n", sp
->handle
, index
);
1249 req
->outstanding_cmds
[index
] = NULL
;
1256 qla2x00_mbx_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1257 struct mbx_entry
*mbx
)
1259 const char func
[] = "MBX-IOCB";
1263 struct srb_iocb
*lio
;
1267 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, mbx
);
1271 lio
= &sp
->u
.iocb_cmd
;
1273 fcport
= sp
->fcport
;
1274 data
= lio
->u
.logio
.data
;
1276 data
[0] = MBS_COMMAND_ERROR
;
1277 data
[1] = lio
->u
.logio
.flags
& SRB_LOGIN_RETRIED
?
1278 QLA_LOGIO_LOGIN_RETRIED
: 0;
1279 if (mbx
->entry_status
) {
1280 ql_dbg(ql_dbg_async
, vha
, 0x5043,
1281 "Async-%s error entry - hdl=%x portid=%02x%02x%02x "
1282 "entry-status=%x status=%x state-flag=%x "
1283 "status-flags=%x.\n", type
, sp
->handle
,
1284 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
1285 fcport
->d_id
.b
.al_pa
, mbx
->entry_status
,
1286 le16_to_cpu(mbx
->status
), le16_to_cpu(mbx
->state_flags
),
1287 le16_to_cpu(mbx
->status_flags
));
1289 ql_dump_buffer(ql_dbg_async
+ ql_dbg_buffer
, vha
, 0x5029,
1290 (uint8_t *)mbx
, sizeof(*mbx
));
1295 status
= le16_to_cpu(mbx
->status
);
1296 if (status
== 0x30 && sp
->type
== SRB_LOGIN_CMD
&&
1297 le16_to_cpu(mbx
->mb0
) == MBS_COMMAND_COMPLETE
)
1299 if (!status
&& le16_to_cpu(mbx
->mb0
) == MBS_COMMAND_COMPLETE
) {
1300 ql_dbg(ql_dbg_async
, vha
, 0x5045,
1301 "Async-%s complete - hdl=%x portid=%02x%02x%02x mbx1=%x.\n",
1302 type
, sp
->handle
, fcport
->d_id
.b
.domain
,
1303 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1304 le16_to_cpu(mbx
->mb1
));
1306 data
[0] = MBS_COMMAND_COMPLETE
;
1307 if (sp
->type
== SRB_LOGIN_CMD
) {
1308 fcport
->port_type
= FCT_TARGET
;
1309 if (le16_to_cpu(mbx
->mb1
) & BIT_0
)
1310 fcport
->port_type
= FCT_INITIATOR
;
1311 else if (le16_to_cpu(mbx
->mb1
) & BIT_1
)
1312 fcport
->flags
|= FCF_FCP2_DEVICE
;
1317 data
[0] = le16_to_cpu(mbx
->mb0
);
1319 case MBS_PORT_ID_USED
:
1320 data
[1] = le16_to_cpu(mbx
->mb1
);
1322 case MBS_LOOP_ID_USED
:
1325 data
[0] = MBS_COMMAND_ERROR
;
1329 ql_log(ql_log_warn
, vha
, 0x5046,
1330 "Async-%s failed - hdl=%x portid=%02x%02x%02x status=%x "
1331 "mb0=%x mb1=%x mb2=%x mb6=%x mb7=%x.\n", type
, sp
->handle
,
1332 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1333 status
, le16_to_cpu(mbx
->mb0
), le16_to_cpu(mbx
->mb1
),
1334 le16_to_cpu(mbx
->mb2
), le16_to_cpu(mbx
->mb6
),
1335 le16_to_cpu(mbx
->mb7
));
1338 sp
->done(vha
, sp
, 0);
1342 qla2x00_ct_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1343 sts_entry_t
*pkt
, int iocb_type
)
1345 const char func
[] = "CT_IOCB";
1348 struct fc_bsg_job
*bsg_job
;
1349 uint16_t comp_status
;
1352 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
1356 bsg_job
= sp
->u
.bsg_job
;
1358 type
= "ct pass-through";
1360 comp_status
= le16_to_cpu(pkt
->comp_status
);
1362 /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
1363 * fc payload to the caller
1365 bsg_job
->reply
->reply_data
.ctels_reply
.status
= FC_CTELS_STATUS_OK
;
1366 bsg_job
->reply_len
= sizeof(struct fc_bsg_reply
);
1368 if (comp_status
!= CS_COMPLETE
) {
1369 if (comp_status
== CS_DATA_UNDERRUN
) {
1371 bsg_job
->reply
->reply_payload_rcv_len
=
1372 le16_to_cpu(((sts_entry_t
*)pkt
)->rsp_info_len
);
1374 ql_log(ql_log_warn
, vha
, 0x5048,
1375 "CT pass-through-%s error "
1376 "comp_status-status=0x%x total_byte = 0x%x.\n",
1378 bsg_job
->reply
->reply_payload_rcv_len
);
1380 ql_log(ql_log_warn
, vha
, 0x5049,
1381 "CT pass-through-%s error "
1382 "comp_status-status=0x%x.\n", type
, comp_status
);
1383 res
= DID_ERROR
<< 16;
1384 bsg_job
->reply
->reply_payload_rcv_len
= 0;
1386 ql_dump_buffer(ql_dbg_async
+ ql_dbg_buffer
, vha
, 0x5035,
1387 (uint8_t *)pkt
, sizeof(*pkt
));
1390 bsg_job
->reply
->reply_payload_rcv_len
=
1391 bsg_job
->reply_payload
.payload_len
;
1392 bsg_job
->reply_len
= 0;
1395 sp
->done(vha
, sp
, res
);
1399 qla24xx_els_ct_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1400 struct sts_entry_24xx
*pkt
, int iocb_type
)
1402 const char func
[] = "ELS_CT_IOCB";
1405 struct fc_bsg_job
*bsg_job
;
1406 uint16_t comp_status
;
1407 uint32_t fw_status
[3];
1408 uint8_t* fw_sts_ptr
;
1411 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
1414 bsg_job
= sp
->u
.bsg_job
;
1418 case SRB_ELS_CMD_RPT
:
1419 case SRB_ELS_CMD_HST
:
1423 type
= "ct pass-through";
1426 type
= "Driver ELS logo";
1427 ql_dbg(ql_dbg_user
, vha
, 0x5047,
1428 "Completing %s: (%p) type=%d.\n", type
, sp
, sp
->type
);
1429 sp
->done(vha
, sp
, 0);
1432 ql_dbg(ql_dbg_user
, vha
, 0x503e,
1433 "Unrecognized SRB: (%p) type=%d.\n", sp
, sp
->type
);
1437 comp_status
= fw_status
[0] = le16_to_cpu(pkt
->comp_status
);
1438 fw_status
[1] = le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->error_subcode_1
);
1439 fw_status
[2] = le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->error_subcode_2
);
1441 /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
1442 * fc payload to the caller
1444 bsg_job
->reply
->reply_data
.ctels_reply
.status
= FC_CTELS_STATUS_OK
;
1445 bsg_job
->reply_len
= sizeof(struct fc_bsg_reply
) + sizeof(fw_status
);
1447 if (comp_status
!= CS_COMPLETE
) {
1448 if (comp_status
== CS_DATA_UNDERRUN
) {
1450 bsg_job
->reply
->reply_payload_rcv_len
=
1451 le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->total_byte_count
);
1453 ql_dbg(ql_dbg_user
, vha
, 0x503f,
1454 "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x "
1455 "error subcode 1=0x%x error subcode 2=0x%x total_byte = 0x%x.\n",
1456 type
, sp
->handle
, comp_status
, fw_status
[1], fw_status
[2],
1457 le16_to_cpu(((struct els_sts_entry_24xx
*)
1458 pkt
)->total_byte_count
));
1459 fw_sts_ptr
= ((uint8_t*)bsg_job
->req
->sense
) + sizeof(struct fc_bsg_reply
);
1460 memcpy( fw_sts_ptr
, fw_status
, sizeof(fw_status
));
1463 ql_dbg(ql_dbg_user
, vha
, 0x5040,
1464 "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x "
1465 "error subcode 1=0x%x error subcode 2=0x%x.\n",
1466 type
, sp
->handle
, comp_status
,
1467 le16_to_cpu(((struct els_sts_entry_24xx
*)
1468 pkt
)->error_subcode_1
),
1469 le16_to_cpu(((struct els_sts_entry_24xx
*)
1470 pkt
)->error_subcode_2
));
1471 res
= DID_ERROR
<< 16;
1472 bsg_job
->reply
->reply_payload_rcv_len
= 0;
1473 fw_sts_ptr
= ((uint8_t*)bsg_job
->req
->sense
) + sizeof(struct fc_bsg_reply
);
1474 memcpy( fw_sts_ptr
, fw_status
, sizeof(fw_status
));
1476 ql_dump_buffer(ql_dbg_user
+ ql_dbg_buffer
, vha
, 0x5056,
1477 (uint8_t *)pkt
, sizeof(*pkt
));
1481 bsg_job
->reply
->reply_payload_rcv_len
= bsg_job
->reply_payload
.payload_len
;
1482 bsg_job
->reply_len
= 0;
1485 sp
->done(vha
, sp
, res
);
1489 qla24xx_logio_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1490 struct logio_entry_24xx
*logio
)
1492 const char func
[] = "LOGIO-IOCB";
1496 struct srb_iocb
*lio
;
1500 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, logio
);
1504 lio
= &sp
->u
.iocb_cmd
;
1506 fcport
= sp
->fcport
;
1507 data
= lio
->u
.logio
.data
;
1509 data
[0] = MBS_COMMAND_ERROR
;
1510 data
[1] = lio
->u
.logio
.flags
& SRB_LOGIN_RETRIED
?
1511 QLA_LOGIO_LOGIN_RETRIED
: 0;
1512 if (logio
->entry_status
) {
1513 ql_log(ql_log_warn
, fcport
->vha
, 0x5034,
1514 "Async-%s error entry - hdl=%x"
1515 "portid=%02x%02x%02x entry-status=%x.\n",
1516 type
, sp
->handle
, fcport
->d_id
.b
.domain
,
1517 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1518 logio
->entry_status
);
1519 ql_dump_buffer(ql_dbg_async
+ ql_dbg_buffer
, vha
, 0x504d,
1520 (uint8_t *)logio
, sizeof(*logio
));
1525 if (le16_to_cpu(logio
->comp_status
) == CS_COMPLETE
) {
1526 ql_dbg(ql_dbg_async
, fcport
->vha
, 0x5036,
1527 "Async-%s complete - hdl=%x portid=%02x%02x%02x "
1528 "iop0=%x.\n", type
, sp
->handle
, fcport
->d_id
.b
.domain
,
1529 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1530 le32_to_cpu(logio
->io_parameter
[0]));
1532 data
[0] = MBS_COMMAND_COMPLETE
;
1533 if (sp
->type
!= SRB_LOGIN_CMD
)
1536 iop
[0] = le32_to_cpu(logio
->io_parameter
[0]);
1537 if (iop
[0] & BIT_4
) {
1538 fcport
->port_type
= FCT_TARGET
;
1540 fcport
->flags
|= FCF_FCP2_DEVICE
;
1541 } else if (iop
[0] & BIT_5
)
1542 fcport
->port_type
= FCT_INITIATOR
;
1545 fcport
->flags
|= FCF_CONF_COMP_SUPPORTED
;
1547 if (logio
->io_parameter
[7] || logio
->io_parameter
[8])
1548 fcport
->supported_classes
|= FC_COS_CLASS2
;
1549 if (logio
->io_parameter
[9] || logio
->io_parameter
[10])
1550 fcport
->supported_classes
|= FC_COS_CLASS3
;
1555 iop
[0] = le32_to_cpu(logio
->io_parameter
[0]);
1556 iop
[1] = le32_to_cpu(logio
->io_parameter
[1]);
1558 case LSC_SCODE_PORTID_USED
:
1559 data
[0] = MBS_PORT_ID_USED
;
1560 data
[1] = LSW(iop
[1]);
1562 case LSC_SCODE_NPORT_USED
:
1563 data
[0] = MBS_LOOP_ID_USED
;
1566 data
[0] = MBS_COMMAND_ERROR
;
1570 ql_dbg(ql_dbg_async
, fcport
->vha
, 0x5037,
1571 "Async-%s failed - hdl=%x portid=%02x%02x%02x comp=%x "
1572 "iop0=%x iop1=%x.\n", type
, sp
->handle
, fcport
->d_id
.b
.domain
,
1573 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1574 le16_to_cpu(logio
->comp_status
),
1575 le32_to_cpu(logio
->io_parameter
[0]),
1576 le32_to_cpu(logio
->io_parameter
[1]));
1579 sp
->done(vha
, sp
, 0);
1583 qla24xx_tm_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
, void *tsk
)
1585 const char func
[] = "TMF-IOCB";
1589 struct srb_iocb
*iocb
;
1590 struct sts_entry_24xx
*sts
= (struct sts_entry_24xx
*)tsk
;
1592 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, tsk
);
1596 iocb
= &sp
->u
.iocb_cmd
;
1598 fcport
= sp
->fcport
;
1599 iocb
->u
.tmf
.data
= QLA_SUCCESS
;
1601 if (sts
->entry_status
) {
1602 ql_log(ql_log_warn
, fcport
->vha
, 0x5038,
1603 "Async-%s error - hdl=%x entry-status(%x).\n",
1604 type
, sp
->handle
, sts
->entry_status
);
1605 iocb
->u
.tmf
.data
= QLA_FUNCTION_FAILED
;
1606 } else if (sts
->comp_status
!= cpu_to_le16(CS_COMPLETE
)) {
1607 ql_log(ql_log_warn
, fcport
->vha
, 0x5039,
1608 "Async-%s error - hdl=%x completion status(%x).\n",
1609 type
, sp
->handle
, sts
->comp_status
);
1610 iocb
->u
.tmf
.data
= QLA_FUNCTION_FAILED
;
1611 } else if ((le16_to_cpu(sts
->scsi_status
) &
1612 SS_RESPONSE_INFO_LEN_VALID
)) {
1613 if (le32_to_cpu(sts
->rsp_data_len
) < 4) {
1614 ql_log(ql_log_warn
, fcport
->vha
, 0x503b,
1615 "Async-%s error - hdl=%x not enough response(%d).\n",
1616 type
, sp
->handle
, sts
->rsp_data_len
);
1617 } else if (sts
->data
[3]) {
1618 ql_log(ql_log_warn
, fcport
->vha
, 0x503c,
1619 "Async-%s error - hdl=%x response(%x).\n",
1620 type
, sp
->handle
, sts
->data
[3]);
1621 iocb
->u
.tmf
.data
= QLA_FUNCTION_FAILED
;
1625 if (iocb
->u
.tmf
.data
!= QLA_SUCCESS
)
1626 ql_dump_buffer(ql_dbg_async
+ ql_dbg_buffer
, vha
, 0x5055,
1627 (uint8_t *)sts
, sizeof(*sts
));
1629 sp
->done(vha
, sp
, 0);
1633 * qla2x00_process_response_queue() - Process response queue entries.
1634 * @ha: SCSI driver HA context
1637 qla2x00_process_response_queue(struct rsp_que
*rsp
)
1639 struct scsi_qla_host
*vha
;
1640 struct qla_hw_data
*ha
= rsp
->hw
;
1641 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1643 uint16_t handle_cnt
;
1646 vha
= pci_get_drvdata(ha
->pdev
);
1648 if (!vha
->flags
.online
)
1651 while (rsp
->ring_ptr
->signature
!= RESPONSE_PROCESSED
) {
1652 pkt
= (sts_entry_t
*)rsp
->ring_ptr
;
1655 if (rsp
->ring_index
== rsp
->length
) {
1656 rsp
->ring_index
= 0;
1657 rsp
->ring_ptr
= rsp
->ring
;
1662 if (pkt
->entry_status
!= 0) {
1663 qla2x00_error_entry(vha
, rsp
, pkt
);
1664 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
1669 switch (pkt
->entry_type
) {
1671 qla2x00_status_entry(vha
, rsp
, pkt
);
1673 case STATUS_TYPE_21
:
1674 handle_cnt
= ((sts21_entry_t
*)pkt
)->handle_count
;
1675 for (cnt
= 0; cnt
< handle_cnt
; cnt
++) {
1676 qla2x00_process_completed_request(vha
, rsp
->req
,
1677 ((sts21_entry_t
*)pkt
)->handle
[cnt
]);
1680 case STATUS_TYPE_22
:
1681 handle_cnt
= ((sts22_entry_t
*)pkt
)->handle_count
;
1682 for (cnt
= 0; cnt
< handle_cnt
; cnt
++) {
1683 qla2x00_process_completed_request(vha
, rsp
->req
,
1684 ((sts22_entry_t
*)pkt
)->handle
[cnt
]);
1687 case STATUS_CONT_TYPE
:
1688 qla2x00_status_cont_entry(rsp
, (sts_cont_entry_t
*)pkt
);
1691 qla2x00_mbx_iocb_entry(vha
, rsp
->req
,
1692 (struct mbx_entry
*)pkt
);
1695 qla2x00_ct_entry(vha
, rsp
->req
, pkt
, CT_IOCB_TYPE
);
1698 /* Type Not Supported. */
1699 ql_log(ql_log_warn
, vha
, 0x504a,
1700 "Received unknown response pkt type %x "
1701 "entry status=%x.\n",
1702 pkt
->entry_type
, pkt
->entry_status
);
1705 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
1709 /* Adjust ring index */
1710 WRT_REG_WORD(ISP_RSP_Q_OUT(ha
, reg
), rsp
->ring_index
);
1714 qla2x00_handle_sense(srb_t
*sp
, uint8_t *sense_data
, uint32_t par_sense_len
,
1715 uint32_t sense_len
, struct rsp_que
*rsp
, int res
)
1717 struct scsi_qla_host
*vha
= sp
->fcport
->vha
;
1718 struct scsi_cmnd
*cp
= GET_CMD_SP(sp
);
1719 uint32_t track_sense_len
;
1721 if (sense_len
>= SCSI_SENSE_BUFFERSIZE
)
1722 sense_len
= SCSI_SENSE_BUFFERSIZE
;
1724 SET_CMD_SENSE_LEN(sp
, sense_len
);
1725 SET_CMD_SENSE_PTR(sp
, cp
->sense_buffer
);
1726 track_sense_len
= sense_len
;
1728 if (sense_len
> par_sense_len
)
1729 sense_len
= par_sense_len
;
1731 memcpy(cp
->sense_buffer
, sense_data
, sense_len
);
1733 SET_CMD_SENSE_PTR(sp
, cp
->sense_buffer
+ sense_len
);
1734 track_sense_len
-= sense_len
;
1735 SET_CMD_SENSE_LEN(sp
, track_sense_len
);
1737 if (track_sense_len
!= 0) {
1738 rsp
->status_srb
= sp
;
1743 ql_dbg(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x301c,
1744 "Check condition Sense data, nexus%ld:%d:%llu cmd=%p.\n",
1745 sp
->fcport
->vha
->host_no
, cp
->device
->id
, cp
->device
->lun
,
1747 ql_dump_buffer(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x302b,
1748 cp
->sense_buffer
, sense_len
);
1752 struct scsi_dif_tuple
{
1753 __be16 guard
; /* Checksum */
1754 __be16 app_tag
; /* APPL identifier */
1755 __be32 ref_tag
; /* Target LBA or indirect LBA */
1759 * Checks the guard or meta-data for the type of error
1760 * detected by the HBA. In case of errors, we set the
1761 * ASC/ASCQ fields in the sense buffer with ILLEGAL_REQUEST
1762 * to indicate to the kernel that the HBA detected error.
1765 qla2x00_handle_dif_error(srb_t
*sp
, struct sts_entry_24xx
*sts24
)
1767 struct scsi_qla_host
*vha
= sp
->fcport
->vha
;
1768 struct scsi_cmnd
*cmd
= GET_CMD_SP(sp
);
1769 uint8_t *ap
= &sts24
->data
[12];
1770 uint8_t *ep
= &sts24
->data
[20];
1771 uint32_t e_ref_tag
, a_ref_tag
;
1772 uint16_t e_app_tag
, a_app_tag
;
1773 uint16_t e_guard
, a_guard
;
1776 * swab32 of the "data" field in the beginning of qla2x00_status_entry()
1777 * would make guard field appear at offset 2
1779 a_guard
= le16_to_cpu(*(uint16_t *)(ap
+ 2));
1780 a_app_tag
= le16_to_cpu(*(uint16_t *)(ap
+ 0));
1781 a_ref_tag
= le32_to_cpu(*(uint32_t *)(ap
+ 4));
1782 e_guard
= le16_to_cpu(*(uint16_t *)(ep
+ 2));
1783 e_app_tag
= le16_to_cpu(*(uint16_t *)(ep
+ 0));
1784 e_ref_tag
= le32_to_cpu(*(uint32_t *)(ep
+ 4));
1786 ql_dbg(ql_dbg_io
, vha
, 0x3023,
1787 "iocb(s) %p Returned STATUS.\n", sts24
);
1789 ql_dbg(ql_dbg_io
, vha
, 0x3024,
1790 "DIF ERROR in cmd 0x%x lba 0x%llx act ref"
1791 " tag=0x%x, exp ref_tag=0x%x, act app tag=0x%x, exp app"
1792 " tag=0x%x, act guard=0x%x, exp guard=0x%x.\n",
1793 cmd
->cmnd
[0], (u64
)scsi_get_lba(cmd
), a_ref_tag
, e_ref_tag
,
1794 a_app_tag
, e_app_tag
, a_guard
, e_guard
);
1798 * For type 3: ref & app tag is all 'f's
1799 * For type 0,1,2: app tag is all 'f's
1801 if ((a_app_tag
== 0xffff) &&
1802 ((scsi_get_prot_type(cmd
) != SCSI_PROT_DIF_TYPE3
) ||
1803 (a_ref_tag
== 0xffffffff))) {
1804 uint32_t blocks_done
, resid
;
1805 sector_t lba_s
= scsi_get_lba(cmd
);
1807 /* 2TB boundary case covered automatically with this */
1808 blocks_done
= e_ref_tag
- (uint32_t)lba_s
+ 1;
1810 resid
= scsi_bufflen(cmd
) - (blocks_done
*
1811 cmd
->device
->sector_size
);
1813 scsi_set_resid(cmd
, resid
);
1814 cmd
->result
= DID_OK
<< 16;
1816 /* Update protection tag */
1817 if (scsi_prot_sg_count(cmd
)) {
1818 uint32_t i
, j
= 0, k
= 0, num_ent
;
1819 struct scatterlist
*sg
;
1820 struct sd_dif_tuple
*spt
;
1822 /* Patch the corresponding protection tags */
1823 scsi_for_each_prot_sg(cmd
, sg
,
1824 scsi_prot_sg_count(cmd
), i
) {
1825 num_ent
= sg_dma_len(sg
) / 8;
1826 if (k
+ num_ent
< blocks_done
) {
1830 j
= blocks_done
- k
- 1;
1835 if (k
!= blocks_done
) {
1836 ql_log(ql_log_warn
, vha
, 0x302f,
1837 "unexpected tag values tag:lba=%x:%llx)\n",
1838 e_ref_tag
, (unsigned long long)lba_s
);
1842 spt
= page_address(sg_page(sg
)) + sg
->offset
;
1845 spt
->app_tag
= 0xffff;
1846 if (scsi_get_prot_type(cmd
) == SCSI_PROT_DIF_TYPE3
)
1847 spt
->ref_tag
= 0xffffffff;
1854 if (e_guard
!= a_guard
) {
1855 scsi_build_sense_buffer(1, cmd
->sense_buffer
, ILLEGAL_REQUEST
,
1857 set_driver_byte(cmd
, DRIVER_SENSE
);
1858 set_host_byte(cmd
, DID_ABORT
);
1859 cmd
->result
|= SAM_STAT_CHECK_CONDITION
<< 1;
1864 if (e_ref_tag
!= a_ref_tag
) {
1865 scsi_build_sense_buffer(1, cmd
->sense_buffer
, ILLEGAL_REQUEST
,
1867 set_driver_byte(cmd
, DRIVER_SENSE
);
1868 set_host_byte(cmd
, DID_ABORT
);
1869 cmd
->result
|= SAM_STAT_CHECK_CONDITION
<< 1;
1873 /* check appl tag */
1874 if (e_app_tag
!= a_app_tag
) {
1875 scsi_build_sense_buffer(1, cmd
->sense_buffer
, ILLEGAL_REQUEST
,
1877 set_driver_byte(cmd
, DRIVER_SENSE
);
1878 set_host_byte(cmd
, DID_ABORT
);
1879 cmd
->result
|= SAM_STAT_CHECK_CONDITION
<< 1;
1887 qla25xx_process_bidir_status_iocb(scsi_qla_host_t
*vha
, void *pkt
,
1888 struct req_que
*req
, uint32_t index
)
1890 struct qla_hw_data
*ha
= vha
->hw
;
1892 uint16_t comp_status
;
1893 uint16_t scsi_status
;
1895 uint32_t rval
= EXT_STATUS_OK
;
1896 struct fc_bsg_job
*bsg_job
= NULL
;
1898 struct sts_entry_24xx
*sts24
;
1899 sts
= (sts_entry_t
*) pkt
;
1900 sts24
= (struct sts_entry_24xx
*) pkt
;
1902 /* Validate handle. */
1903 if (index
>= req
->num_outstanding_cmds
) {
1904 ql_log(ql_log_warn
, vha
, 0x70af,
1905 "Invalid SCSI completion handle 0x%x.\n", index
);
1906 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1910 sp
= req
->outstanding_cmds
[index
];
1912 /* Free outstanding command slot. */
1913 req
->outstanding_cmds
[index
] = NULL
;
1914 bsg_job
= sp
->u
.bsg_job
;
1916 ql_log(ql_log_warn
, vha
, 0x70b0,
1917 "Req:%d: Invalid ISP SCSI completion handle(0x%x)\n",
1920 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1924 if (IS_FWI2_CAPABLE(ha
)) {
1925 comp_status
= le16_to_cpu(sts24
->comp_status
);
1926 scsi_status
= le16_to_cpu(sts24
->scsi_status
) & SS_MASK
;
1928 comp_status
= le16_to_cpu(sts
->comp_status
);
1929 scsi_status
= le16_to_cpu(sts
->scsi_status
) & SS_MASK
;
1932 thread_id
= bsg_job
->request
->rqst_data
.h_vendor
.vendor_cmd
[1];
1933 switch (comp_status
) {
1935 if (scsi_status
== 0) {
1936 bsg_job
->reply
->reply_payload_rcv_len
=
1937 bsg_job
->reply_payload
.payload_len
;
1938 vha
->qla_stats
.input_bytes
+=
1939 bsg_job
->reply
->reply_payload_rcv_len
;
1940 vha
->qla_stats
.input_requests
++;
1941 rval
= EXT_STATUS_OK
;
1945 case CS_DATA_OVERRUN
:
1946 ql_dbg(ql_dbg_user
, vha
, 0x70b1,
1947 "Command completed with date overrun thread_id=%d\n",
1949 rval
= EXT_STATUS_DATA_OVERRUN
;
1952 case CS_DATA_UNDERRUN
:
1953 ql_dbg(ql_dbg_user
, vha
, 0x70b2,
1954 "Command completed with date underrun thread_id=%d\n",
1956 rval
= EXT_STATUS_DATA_UNDERRUN
;
1958 case CS_BIDIR_RD_OVERRUN
:
1959 ql_dbg(ql_dbg_user
, vha
, 0x70b3,
1960 "Command completed with read data overrun thread_id=%d\n",
1962 rval
= EXT_STATUS_DATA_OVERRUN
;
1965 case CS_BIDIR_RD_WR_OVERRUN
:
1966 ql_dbg(ql_dbg_user
, vha
, 0x70b4,
1967 "Command completed with read and write data overrun "
1968 "thread_id=%d\n", thread_id
);
1969 rval
= EXT_STATUS_DATA_OVERRUN
;
1972 case CS_BIDIR_RD_OVERRUN_WR_UNDERRUN
:
1973 ql_dbg(ql_dbg_user
, vha
, 0x70b5,
1974 "Command completed with read data over and write data "
1975 "underrun thread_id=%d\n", thread_id
);
1976 rval
= EXT_STATUS_DATA_OVERRUN
;
1979 case CS_BIDIR_RD_UNDERRUN
:
1980 ql_dbg(ql_dbg_user
, vha
, 0x70b6,
1981 "Command completed with read data data underrun "
1982 "thread_id=%d\n", thread_id
);
1983 rval
= EXT_STATUS_DATA_UNDERRUN
;
1986 case CS_BIDIR_RD_UNDERRUN_WR_OVERRUN
:
1987 ql_dbg(ql_dbg_user
, vha
, 0x70b7,
1988 "Command completed with read data under and write data "
1989 "overrun thread_id=%d\n", thread_id
);
1990 rval
= EXT_STATUS_DATA_UNDERRUN
;
1993 case CS_BIDIR_RD_WR_UNDERRUN
:
1994 ql_dbg(ql_dbg_user
, vha
, 0x70b8,
1995 "Command completed with read and write data underrun "
1996 "thread_id=%d\n", thread_id
);
1997 rval
= EXT_STATUS_DATA_UNDERRUN
;
2001 ql_dbg(ql_dbg_user
, vha
, 0x70b9,
2002 "Command completed with data DMA error thread_id=%d\n",
2004 rval
= EXT_STATUS_DMA_ERR
;
2008 ql_dbg(ql_dbg_user
, vha
, 0x70ba,
2009 "Command completed with timeout thread_id=%d\n",
2011 rval
= EXT_STATUS_TIMEOUT
;
2014 ql_dbg(ql_dbg_user
, vha
, 0x70bb,
2015 "Command completed with completion status=0x%x "
2016 "thread_id=%d\n", comp_status
, thread_id
);
2017 rval
= EXT_STATUS_ERR
;
2020 bsg_job
->reply
->reply_payload_rcv_len
= 0;
2023 /* Return the vendor specific reply to API */
2024 bsg_job
->reply
->reply_data
.vendor_reply
.vendor_rsp
[0] = rval
;
2025 bsg_job
->reply_len
= sizeof(struct fc_bsg_reply
);
2026 /* Always return DID_OK, bsg will send the vendor specific response
2027 * in this case only */
2028 sp
->done(vha
, sp
, (DID_OK
<< 6));
2033 * qla2x00_status_entry() - Process a Status IOCB entry.
2034 * @ha: SCSI driver HA context
2035 * @pkt: Entry pointer
2038 qla2x00_status_entry(scsi_qla_host_t
*vha
, struct rsp_que
*rsp
, void *pkt
)
2042 struct scsi_cmnd
*cp
;
2044 struct sts_entry_24xx
*sts24
;
2045 uint16_t comp_status
;
2046 uint16_t scsi_status
;
2048 uint8_t lscsi_status
;
2050 uint32_t sense_len
, par_sense_len
, rsp_info_len
, resid_len
,
2052 uint8_t *rsp_info
, *sense_data
;
2053 struct qla_hw_data
*ha
= vha
->hw
;
2056 struct req_que
*req
;
2059 uint16_t state_flags
= 0;
2060 uint16_t retry_delay
= 0;
2062 sts
= (sts_entry_t
*) pkt
;
2063 sts24
= (struct sts_entry_24xx
*) pkt
;
2064 if (IS_FWI2_CAPABLE(ha
)) {
2065 comp_status
= le16_to_cpu(sts24
->comp_status
);
2066 scsi_status
= le16_to_cpu(sts24
->scsi_status
) & SS_MASK
;
2067 state_flags
= le16_to_cpu(sts24
->state_flags
);
2069 comp_status
= le16_to_cpu(sts
->comp_status
);
2070 scsi_status
= le16_to_cpu(sts
->scsi_status
) & SS_MASK
;
2072 handle
= (uint32_t) LSW(sts
->handle
);
2073 que
= MSW(sts
->handle
);
2074 req
= ha
->req_q_map
[que
];
2076 /* Check for invalid queue pointer */
2078 que
>= find_first_zero_bit(ha
->req_qid_map
, ha
->max_req_queues
)) {
2079 ql_dbg(ql_dbg_io
, vha
, 0x3059,
2080 "Invalid status handle (0x%x): Bad req pointer. req=%p, "
2081 "que=%u.\n", sts
->handle
, req
, que
);
2085 /* Validate handle. */
2086 if (handle
< req
->num_outstanding_cmds
) {
2087 sp
= req
->outstanding_cmds
[handle
];
2089 ql_dbg(ql_dbg_io
, vha
, 0x3075,
2090 "%s(%ld): Already returned command for status handle (0x%x).\n",
2091 __func__
, vha
->host_no
, sts
->handle
);
2095 ql_dbg(ql_dbg_io
, vha
, 0x3017,
2096 "Invalid status handle, out of range (0x%x).\n",
2099 if (!test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
)) {
2100 if (IS_P3P_TYPE(ha
))
2101 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
2103 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2104 qla2xxx_wake_dpc(vha
);
2109 if (unlikely((state_flags
& BIT_1
) && (sp
->type
== SRB_BIDI_CMD
))) {
2110 qla25xx_process_bidir_status_iocb(vha
, pkt
, req
, handle
);
2114 /* Task Management completion. */
2115 if (sp
->type
== SRB_TM_CMD
) {
2116 qla24xx_tm_iocb_entry(vha
, req
, pkt
);
2120 /* Fast path completion. */
2121 if (comp_status
== CS_COMPLETE
&& scsi_status
== 0) {
2122 qla2x00_process_completed_request(vha
, req
, handle
);
2127 req
->outstanding_cmds
[handle
] = NULL
;
2128 cp
= GET_CMD_SP(sp
);
2130 ql_dbg(ql_dbg_io
, vha
, 0x3018,
2131 "Command already returned (0x%x/%p).\n",
2137 lscsi_status
= scsi_status
& STATUS_MASK
;
2139 fcport
= sp
->fcport
;
2142 sense_len
= par_sense_len
= rsp_info_len
= resid_len
=
2144 if (IS_FWI2_CAPABLE(ha
)) {
2145 if (scsi_status
& SS_SENSE_LEN_VALID
)
2146 sense_len
= le32_to_cpu(sts24
->sense_len
);
2147 if (scsi_status
& SS_RESPONSE_INFO_LEN_VALID
)
2148 rsp_info_len
= le32_to_cpu(sts24
->rsp_data_len
);
2149 if (scsi_status
& (SS_RESIDUAL_UNDER
| SS_RESIDUAL_OVER
))
2150 resid_len
= le32_to_cpu(sts24
->rsp_residual_count
);
2151 if (comp_status
== CS_DATA_UNDERRUN
)
2152 fw_resid_len
= le32_to_cpu(sts24
->residual_len
);
2153 rsp_info
= sts24
->data
;
2154 sense_data
= sts24
->data
;
2155 host_to_fcp_swap(sts24
->data
, sizeof(sts24
->data
));
2156 ox_id
= le16_to_cpu(sts24
->ox_id
);
2157 par_sense_len
= sizeof(sts24
->data
);
2158 /* Valid values of the retry delay timer are 0x1-0xffef */
2159 if (sts24
->retry_delay
> 0 && sts24
->retry_delay
< 0xfff1)
2160 retry_delay
= sts24
->retry_delay
;
2162 if (scsi_status
& SS_SENSE_LEN_VALID
)
2163 sense_len
= le16_to_cpu(sts
->req_sense_length
);
2164 if (scsi_status
& SS_RESPONSE_INFO_LEN_VALID
)
2165 rsp_info_len
= le16_to_cpu(sts
->rsp_info_len
);
2166 resid_len
= le32_to_cpu(sts
->residual_length
);
2167 rsp_info
= sts
->rsp_info
;
2168 sense_data
= sts
->req_sense_data
;
2169 par_sense_len
= sizeof(sts
->req_sense_data
);
2172 /* Check for any FCP transport errors. */
2173 if (scsi_status
& SS_RESPONSE_INFO_LEN_VALID
) {
2174 /* Sense data lies beyond any FCP RESPONSE data. */
2175 if (IS_FWI2_CAPABLE(ha
)) {
2176 sense_data
+= rsp_info_len
;
2177 par_sense_len
-= rsp_info_len
;
2179 if (rsp_info_len
> 3 && rsp_info
[3]) {
2180 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3019,
2181 "FCP I/O protocol failure (0x%x/0x%x).\n",
2182 rsp_info_len
, rsp_info
[3]);
2184 res
= DID_BUS_BUSY
<< 16;
2189 /* Check for overrun. */
2190 if (IS_FWI2_CAPABLE(ha
) && comp_status
== CS_COMPLETE
&&
2191 scsi_status
& SS_RESIDUAL_OVER
)
2192 comp_status
= CS_DATA_OVERRUN
;
2195 * Check retry_delay_timer value if we receive a busy or
2198 if (lscsi_status
== SAM_STAT_TASK_SET_FULL
||
2199 lscsi_status
== SAM_STAT_BUSY
)
2200 qla2x00_set_retry_delay_timestamp(fcport
, retry_delay
);
2203 * Based on Host and scsi status generate status code for Linux
2205 switch (comp_status
) {
2208 if (scsi_status
== 0) {
2212 if (scsi_status
& (SS_RESIDUAL_UNDER
| SS_RESIDUAL_OVER
)) {
2214 scsi_set_resid(cp
, resid
);
2216 if (!lscsi_status
&&
2217 ((unsigned)(scsi_bufflen(cp
) - resid
) <
2219 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301a,
2220 "Mid-layer underflow "
2221 "detected (0x%x of 0x%x bytes).\n",
2222 resid
, scsi_bufflen(cp
));
2224 res
= DID_ERROR
<< 16;
2228 res
= DID_OK
<< 16 | lscsi_status
;
2230 if (lscsi_status
== SAM_STAT_TASK_SET_FULL
) {
2231 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301b,
2232 "QUEUE FULL detected.\n");
2236 if (lscsi_status
!= SS_CHECK_CONDITION
)
2239 memset(cp
->sense_buffer
, 0, SCSI_SENSE_BUFFERSIZE
);
2240 if (!(scsi_status
& SS_SENSE_LEN_VALID
))
2243 qla2x00_handle_sense(sp
, sense_data
, par_sense_len
, sense_len
,
2247 case CS_DATA_UNDERRUN
:
2248 /* Use F/W calculated residual length. */
2249 resid
= IS_FWI2_CAPABLE(ha
) ? fw_resid_len
: resid_len
;
2250 scsi_set_resid(cp
, resid
);
2251 if (scsi_status
& SS_RESIDUAL_UNDER
) {
2252 if (IS_FWI2_CAPABLE(ha
) && fw_resid_len
!= resid_len
) {
2253 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301d,
2254 "Dropped frame(s) detected "
2255 "(0x%x of 0x%x bytes).\n",
2256 resid
, scsi_bufflen(cp
));
2258 res
= DID_ERROR
<< 16 | lscsi_status
;
2259 goto check_scsi_status
;
2262 if (!lscsi_status
&&
2263 ((unsigned)(scsi_bufflen(cp
) - resid
) <
2265 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301e,
2266 "Mid-layer underflow "
2267 "detected (0x%x of 0x%x bytes).\n",
2268 resid
, scsi_bufflen(cp
));
2270 res
= DID_ERROR
<< 16;
2273 } else if (lscsi_status
!= SAM_STAT_TASK_SET_FULL
&&
2274 lscsi_status
!= SAM_STAT_BUSY
) {
2276 * scsi status of task set and busy are considered to be
2277 * task not completed.
2280 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301f,
2281 "Dropped frame(s) detected (0x%x "
2282 "of 0x%x bytes).\n", resid
,
2285 res
= DID_ERROR
<< 16 | lscsi_status
;
2286 goto check_scsi_status
;
2288 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3030,
2289 "scsi_status: 0x%x, lscsi_status: 0x%x\n",
2290 scsi_status
, lscsi_status
);
2293 res
= DID_OK
<< 16 | lscsi_status
;
2298 * Check to see if SCSI Status is non zero. If so report SCSI
2301 if (lscsi_status
!= 0) {
2302 if (lscsi_status
== SAM_STAT_TASK_SET_FULL
) {
2303 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3020,
2304 "QUEUE FULL detected.\n");
2308 if (lscsi_status
!= SS_CHECK_CONDITION
)
2311 memset(cp
->sense_buffer
, 0, SCSI_SENSE_BUFFERSIZE
);
2312 if (!(scsi_status
& SS_SENSE_LEN_VALID
))
2315 qla2x00_handle_sense(sp
, sense_data
, par_sense_len
,
2316 sense_len
, rsp
, res
);
2320 case CS_PORT_LOGGED_OUT
:
2321 case CS_PORT_CONFIG_CHG
:
2324 case CS_PORT_UNAVAILABLE
:
2329 * We are going to have the fc class block the rport
2330 * while we try to recover so instruct the mid layer
2331 * to requeue until the class decides how to handle this.
2333 res
= DID_TRANSPORT_DISRUPTED
<< 16;
2335 if (comp_status
== CS_TIMEOUT
) {
2336 if (IS_FWI2_CAPABLE(ha
))
2338 else if ((le16_to_cpu(sts
->status_flags
) &
2339 SF_LOGOUT_SENT
) == 0)
2343 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3021,
2344 "Port to be marked lost on fcport=%02x%02x%02x, current "
2345 "port state= %s.\n", fcport
->d_id
.b
.domain
,
2346 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
2347 port_state_str
[atomic_read(&fcport
->state
)]);
2349 if (atomic_read(&fcport
->state
) == FCS_ONLINE
)
2350 qla2x00_mark_device_lost(fcport
->vha
, fcport
, 1, 1);
2354 res
= DID_RESET
<< 16;
2358 logit
= qla2x00_handle_dif_error(sp
, sts24
);
2363 res
= DID_ERROR
<< 16;
2365 if (!IS_PI_SPLIT_DET_CAPABLE(ha
))
2368 if (state_flags
& BIT_4
)
2369 scmd_printk(KERN_WARNING
, cp
,
2370 "Unsupported device '%s' found.\n",
2371 cp
->device
->vendor
);
2375 res
= DID_ERROR
<< 16;
2381 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3022,
2382 "FCP command status: 0x%x-0x%x (0x%x) nexus=%ld:%d:%llu "
2383 "portid=%02x%02x%02x oxid=0x%x cdb=%10phN len=0x%x "
2384 "rsp_info=0x%x resid=0x%x fw_resid=0x%x sp=%p cp=%p.\n",
2385 comp_status
, scsi_status
, res
, vha
->host_no
,
2386 cp
->device
->id
, cp
->device
->lun
, fcport
->d_id
.b
.domain
,
2387 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
, ox_id
,
2388 cp
->cmnd
, scsi_bufflen(cp
), rsp_info_len
,
2389 resid_len
, fw_resid_len
, sp
, cp
);
2391 if (rsp
->status_srb
== NULL
)
2392 sp
->done(ha
, sp
, res
);
2396 * qla2x00_status_cont_entry() - Process a Status Continuations entry.
2397 * @ha: SCSI driver HA context
2398 * @pkt: Entry pointer
2400 * Extended sense data.
2403 qla2x00_status_cont_entry(struct rsp_que
*rsp
, sts_cont_entry_t
*pkt
)
2405 uint8_t sense_sz
= 0;
2406 struct qla_hw_data
*ha
= rsp
->hw
;
2407 struct scsi_qla_host
*vha
= pci_get_drvdata(ha
->pdev
);
2408 srb_t
*sp
= rsp
->status_srb
;
2409 struct scsi_cmnd
*cp
;
2413 if (!sp
|| !GET_CMD_SENSE_LEN(sp
))
2416 sense_len
= GET_CMD_SENSE_LEN(sp
);
2417 sense_ptr
= GET_CMD_SENSE_PTR(sp
);
2419 cp
= GET_CMD_SP(sp
);
2421 ql_log(ql_log_warn
, vha
, 0x3025,
2422 "cmd is NULL: already returned to OS (sp=%p).\n", sp
);
2424 rsp
->status_srb
= NULL
;
2428 if (sense_len
> sizeof(pkt
->data
))
2429 sense_sz
= sizeof(pkt
->data
);
2431 sense_sz
= sense_len
;
2433 /* Move sense data. */
2434 if (IS_FWI2_CAPABLE(ha
))
2435 host_to_fcp_swap(pkt
->data
, sizeof(pkt
->data
));
2436 memcpy(sense_ptr
, pkt
->data
, sense_sz
);
2437 ql_dump_buffer(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x302c,
2438 sense_ptr
, sense_sz
);
2440 sense_len
-= sense_sz
;
2441 sense_ptr
+= sense_sz
;
2443 SET_CMD_SENSE_PTR(sp
, sense_ptr
);
2444 SET_CMD_SENSE_LEN(sp
, sense_len
);
2446 /* Place command on done queue. */
2447 if (sense_len
== 0) {
2448 rsp
->status_srb
= NULL
;
2449 sp
->done(ha
, sp
, cp
->result
);
2454 * qla2x00_error_entry() - Process an error entry.
2455 * @ha: SCSI driver HA context
2456 * @pkt: Entry pointer
2459 qla2x00_error_entry(scsi_qla_host_t
*vha
, struct rsp_que
*rsp
, sts_entry_t
*pkt
)
2462 struct qla_hw_data
*ha
= vha
->hw
;
2463 const char func
[] = "ERROR-IOCB";
2464 uint16_t que
= MSW(pkt
->handle
);
2465 struct req_que
*req
= NULL
;
2466 int res
= DID_ERROR
<< 16;
2468 ql_dbg(ql_dbg_async
, vha
, 0x502a,
2469 "type of error status in response: 0x%x\n", pkt
->entry_status
);
2471 if (que
>= ha
->max_req_queues
|| !ha
->req_q_map
[que
])
2474 req
= ha
->req_q_map
[que
];
2476 if (pkt
->entry_status
& RF_BUSY
)
2477 res
= DID_BUS_BUSY
<< 16;
2479 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
2481 sp
->done(ha
, sp
, res
);
2485 ql_log(ql_log_warn
, vha
, 0x5030,
2486 "Error entry - invalid handle/queue (%04x).\n", que
);
2490 * qla24xx_mbx_completion() - Process mailbox command completions.
2491 * @ha: SCSI driver HA context
2492 * @mb0: Mailbox0 register
2495 qla24xx_mbx_completion(scsi_qla_host_t
*vha
, uint16_t mb0
)
2499 uint16_t __iomem
*wptr
;
2500 struct qla_hw_data
*ha
= vha
->hw
;
2501 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
2503 /* Read all mbox registers? */
2504 mboxes
= (1 << ha
->mbx_count
) - 1;
2506 ql_dbg(ql_dbg_async
, vha
, 0x504e, "MBX pointer ERROR.\n");
2508 mboxes
= ha
->mcp
->in_mb
;
2510 /* Load return mailbox registers. */
2511 ha
->flags
.mbox_int
= 1;
2512 ha
->mailbox_out
[0] = mb0
;
2514 wptr
= (uint16_t __iomem
*)®
->mailbox1
;
2516 for (cnt
= 1; cnt
< ha
->mbx_count
; cnt
++) {
2518 ha
->mailbox_out
[cnt
] = RD_REG_WORD(wptr
);
2526 qla24xx_abort_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
2527 struct abort_entry_24xx
*pkt
)
2529 const char func
[] = "ABT_IOCB";
2531 struct srb_iocb
*abt
;
2533 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
2537 abt
= &sp
->u
.iocb_cmd
;
2538 abt
->u
.abt
.comp_status
= le32_to_cpu(pkt
->nport_handle
);
2539 sp
->done(vha
, sp
, 0);
2543 * qla24xx_process_response_queue() - Process response queue entries.
2544 * @ha: SCSI driver HA context
2546 void qla24xx_process_response_queue(struct scsi_qla_host
*vha
,
2547 struct rsp_que
*rsp
)
2549 struct sts_entry_24xx
*pkt
;
2550 struct qla_hw_data
*ha
= vha
->hw
;
2552 if (!vha
->flags
.online
)
2555 if (rsp
->msix
->cpuid
!= smp_processor_id()) {
2556 /* if kernel does not notify qla of IRQ's CPU change,
2559 rsp
->msix
->cpuid
= smp_processor_id();
2560 ha
->tgt
.rspq_vector_cpuid
= rsp
->msix
->cpuid
;
2563 while (rsp
->ring_ptr
->signature
!= RESPONSE_PROCESSED
) {
2564 pkt
= (struct sts_entry_24xx
*)rsp
->ring_ptr
;
2567 if (rsp
->ring_index
== rsp
->length
) {
2568 rsp
->ring_index
= 0;
2569 rsp
->ring_ptr
= rsp
->ring
;
2574 if (pkt
->entry_status
!= 0) {
2575 qla2x00_error_entry(vha
, rsp
, (sts_entry_t
*) pkt
);
2577 if (qlt_24xx_process_response_error(vha
, pkt
))
2580 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
2586 switch (pkt
->entry_type
) {
2588 qla2x00_status_entry(vha
, rsp
, pkt
);
2590 case STATUS_CONT_TYPE
:
2591 qla2x00_status_cont_entry(rsp
, (sts_cont_entry_t
*)pkt
);
2593 case VP_RPT_ID_IOCB_TYPE
:
2594 qla24xx_report_id_acquisition(vha
,
2595 (struct vp_rpt_id_entry_24xx
*)pkt
);
2597 case LOGINOUT_PORT_IOCB_TYPE
:
2598 qla24xx_logio_entry(vha
, rsp
->req
,
2599 (struct logio_entry_24xx
*)pkt
);
2602 qla24xx_els_ct_entry(vha
, rsp
->req
, pkt
, CT_IOCB_TYPE
);
2605 qla24xx_els_ct_entry(vha
, rsp
->req
, pkt
, ELS_IOCB_TYPE
);
2607 case ABTS_RECV_24XX
:
2608 if (IS_QLA83XX(ha
) || IS_QLA27XX(ha
)) {
2609 /* ensure that the ATIO queue is empty */
2610 qlt_handle_abts_recv(vha
, (response_t
*)pkt
);
2614 qlt_24xx_process_atio_queue(vha
, 1);
2616 case ABTS_RESP_24XX
:
2618 case NOTIFY_ACK_TYPE
:
2620 qlt_response_pkt_all_vps(vha
, (response_t
*)pkt
);
2623 /* Do nothing in this case, this check is to prevent it
2624 * from falling into default case
2627 case ABORT_IOCB_TYPE
:
2628 qla24xx_abort_iocb_entry(vha
, rsp
->req
,
2629 (struct abort_entry_24xx
*)pkt
);
2632 /* Type Not Supported. */
2633 ql_dbg(ql_dbg_async
, vha
, 0x5042,
2634 "Received unknown response pkt type %x "
2635 "entry status=%x.\n",
2636 pkt
->entry_type
, pkt
->entry_status
);
2639 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
2643 /* Adjust ring index */
2644 if (IS_P3P_TYPE(ha
)) {
2645 struct device_reg_82xx __iomem
*reg
= &ha
->iobase
->isp82
;
2646 WRT_REG_DWORD(®
->rsp_q_out
[0], rsp
->ring_index
);
2648 WRT_REG_DWORD(rsp
->rsp_q_out
, rsp
->ring_index
);
2652 qla2xxx_check_risc_status(scsi_qla_host_t
*vha
)
2656 struct qla_hw_data
*ha
= vha
->hw
;
2657 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
2659 if (!IS_QLA25XX(ha
) && !IS_QLA81XX(ha
) && !IS_QLA83XX(ha
) &&
2664 WRT_REG_DWORD(®
->iobase_addr
, 0x7C00);
2665 RD_REG_DWORD(®
->iobase_addr
);
2666 WRT_REG_DWORD(®
->iobase_window
, 0x0001);
2667 for (cnt
= 10000; (RD_REG_DWORD(®
->iobase_window
) & BIT_0
) == 0 &&
2668 rval
== QLA_SUCCESS
; cnt
--) {
2670 WRT_REG_DWORD(®
->iobase_window
, 0x0001);
2673 rval
= QLA_FUNCTION_TIMEOUT
;
2675 if (rval
== QLA_SUCCESS
)
2679 WRT_REG_DWORD(®
->iobase_window
, 0x0003);
2680 for (cnt
= 100; (RD_REG_DWORD(®
->iobase_window
) & BIT_0
) == 0 &&
2681 rval
== QLA_SUCCESS
; cnt
--) {
2683 WRT_REG_DWORD(®
->iobase_window
, 0x0003);
2686 rval
= QLA_FUNCTION_TIMEOUT
;
2688 if (rval
!= QLA_SUCCESS
)
2692 if (RD_REG_DWORD(®
->iobase_c8
) & BIT_3
)
2693 ql_log(ql_log_info
, vha
, 0x504c,
2694 "Additional code -- 0x55AA.\n");
2697 WRT_REG_DWORD(®
->iobase_window
, 0x0000);
2698 RD_REG_DWORD(®
->iobase_window
);
2702 * qla24xx_intr_handler() - Process interrupts for the ISP23xx and ISP24xx.
2704 * @dev_id: SCSI driver HA context
2706 * Called by system whenever the host adapter generates an interrupt.
2708 * Returns handled flag.
2711 qla24xx_intr_handler(int irq
, void *dev_id
)
2713 scsi_qla_host_t
*vha
;
2714 struct qla_hw_data
*ha
;
2715 struct device_reg_24xx __iomem
*reg
;
2721 struct rsp_que
*rsp
;
2722 unsigned long flags
;
2724 rsp
= (struct rsp_que
*) dev_id
;
2726 ql_log(ql_log_info
, NULL
, 0x5059,
2727 "%s: NULL response queue pointer.\n", __func__
);
2732 reg
= &ha
->iobase
->isp24
;
2735 if (unlikely(pci_channel_offline(ha
->pdev
)))
2738 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2739 vha
= pci_get_drvdata(ha
->pdev
);
2740 for (iter
= 50; iter
--; ) {
2741 stat
= RD_REG_DWORD(®
->host_status
);
2742 if (qla2x00_check_reg32_for_disconnect(vha
, stat
))
2744 if (stat
& HSRX_RISC_PAUSED
) {
2745 if (unlikely(pci_channel_offline(ha
->pdev
)))
2748 hccr
= RD_REG_DWORD(®
->hccr
);
2750 ql_log(ql_log_warn
, vha
, 0x504b,
2751 "RISC paused -- HCCR=%x, Dumping firmware.\n",
2754 qla2xxx_check_risc_status(vha
);
2756 ha
->isp_ops
->fw_dump(vha
, 1);
2757 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2759 } else if ((stat
& HSRX_RISC_INT
) == 0)
2762 switch (stat
& 0xff) {
2763 case INTR_ROM_MB_SUCCESS
:
2764 case INTR_ROM_MB_FAILED
:
2765 case INTR_MB_SUCCESS
:
2766 case INTR_MB_FAILED
:
2767 qla24xx_mbx_completion(vha
, MSW(stat
));
2768 status
|= MBX_INTERRUPT
;
2771 case INTR_ASYNC_EVENT
:
2773 mb
[1] = RD_REG_WORD(®
->mailbox1
);
2774 mb
[2] = RD_REG_WORD(®
->mailbox2
);
2775 mb
[3] = RD_REG_WORD(®
->mailbox3
);
2776 qla2x00_async_event(vha
, rsp
, mb
);
2778 case INTR_RSP_QUE_UPDATE
:
2779 case INTR_RSP_QUE_UPDATE_83XX
:
2780 qla24xx_process_response_queue(vha
, rsp
);
2782 case INTR_ATIO_QUE_UPDATE
:{
2783 unsigned long flags2
;
2784 spin_lock_irqsave(&ha
->tgt
.atio_lock
, flags2
);
2785 qlt_24xx_process_atio_queue(vha
, 1);
2786 spin_unlock_irqrestore(&ha
->tgt
.atio_lock
, flags2
);
2789 case INTR_ATIO_RSP_QUE_UPDATE
: {
2790 unsigned long flags2
;
2791 spin_lock_irqsave(&ha
->tgt
.atio_lock
, flags2
);
2792 qlt_24xx_process_atio_queue(vha
, 1);
2793 spin_unlock_irqrestore(&ha
->tgt
.atio_lock
, flags2
);
2795 qla24xx_process_response_queue(vha
, rsp
);
2799 ql_dbg(ql_dbg_async
, vha
, 0x504f,
2800 "Unrecognized interrupt type (%d).\n", stat
* 0xff);
2803 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
2804 RD_REG_DWORD_RELAXED(®
->hccr
);
2805 if (unlikely(IS_QLA83XX(ha
) && (ha
->pdev
->revision
== 1)))
2808 qla2x00_handle_mbx_completion(ha
, status
);
2809 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2815 qla24xx_msix_rsp_q(int irq
, void *dev_id
)
2817 struct qla_hw_data
*ha
;
2818 struct rsp_que
*rsp
;
2819 struct device_reg_24xx __iomem
*reg
;
2820 struct scsi_qla_host
*vha
;
2821 unsigned long flags
;
2824 rsp
= (struct rsp_que
*) dev_id
;
2826 ql_log(ql_log_info
, NULL
, 0x505a,
2827 "%s: NULL response queue pointer.\n", __func__
);
2831 reg
= &ha
->iobase
->isp24
;
2833 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2835 vha
= pci_get_drvdata(ha
->pdev
);
2837 * Use host_status register to check to PCI disconnection before we
2838 * we process the response queue.
2840 stat
= RD_REG_DWORD(®
->host_status
);
2841 if (qla2x00_check_reg32_for_disconnect(vha
, stat
))
2843 qla24xx_process_response_queue(vha
, rsp
);
2844 if (!ha
->flags
.disable_msix_handshake
) {
2845 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
2846 RD_REG_DWORD_RELAXED(®
->hccr
);
2849 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2855 qla25xx_msix_rsp_q(int irq
, void *dev_id
)
2857 struct qla_hw_data
*ha
;
2858 scsi_qla_host_t
*vha
;
2859 struct rsp_que
*rsp
;
2860 struct device_reg_24xx __iomem
*reg
;
2861 unsigned long flags
;
2864 rsp
= (struct rsp_que
*) dev_id
;
2866 ql_log(ql_log_info
, NULL
, 0x505b,
2867 "%s: NULL response queue pointer.\n", __func__
);
2871 vha
= pci_get_drvdata(ha
->pdev
);
2873 /* Clear the interrupt, if enabled, for this response queue */
2874 if (!ha
->flags
.disable_msix_handshake
) {
2875 reg
= &ha
->iobase
->isp24
;
2876 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2877 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
2878 hccr
= RD_REG_DWORD_RELAXED(®
->hccr
);
2879 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2881 if (qla2x00_check_reg32_for_disconnect(vha
, hccr
))
2883 queue_work_on((int) (rsp
->id
- 1), ha
->wq
, &rsp
->q_work
);
2890 qla24xx_msix_default(int irq
, void *dev_id
)
2892 scsi_qla_host_t
*vha
;
2893 struct qla_hw_data
*ha
;
2894 struct rsp_que
*rsp
;
2895 struct device_reg_24xx __iomem
*reg
;
2900 unsigned long flags
;
2902 rsp
= (struct rsp_que
*) dev_id
;
2904 ql_log(ql_log_info
, NULL
, 0x505c,
2905 "%s: NULL response queue pointer.\n", __func__
);
2909 reg
= &ha
->iobase
->isp24
;
2912 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2913 vha
= pci_get_drvdata(ha
->pdev
);
2915 stat
= RD_REG_DWORD(®
->host_status
);
2916 if (qla2x00_check_reg32_for_disconnect(vha
, stat
))
2918 if (stat
& HSRX_RISC_PAUSED
) {
2919 if (unlikely(pci_channel_offline(ha
->pdev
)))
2922 hccr
= RD_REG_DWORD(®
->hccr
);
2924 ql_log(ql_log_info
, vha
, 0x5050,
2925 "RISC paused -- HCCR=%x, Dumping firmware.\n",
2928 qla2xxx_check_risc_status(vha
);
2930 ha
->isp_ops
->fw_dump(vha
, 1);
2931 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2933 } else if ((stat
& HSRX_RISC_INT
) == 0)
2936 switch (stat
& 0xff) {
2937 case INTR_ROM_MB_SUCCESS
:
2938 case INTR_ROM_MB_FAILED
:
2939 case INTR_MB_SUCCESS
:
2940 case INTR_MB_FAILED
:
2941 qla24xx_mbx_completion(vha
, MSW(stat
));
2942 status
|= MBX_INTERRUPT
;
2945 case INTR_ASYNC_EVENT
:
2947 mb
[1] = RD_REG_WORD(®
->mailbox1
);
2948 mb
[2] = RD_REG_WORD(®
->mailbox2
);
2949 mb
[3] = RD_REG_WORD(®
->mailbox3
);
2950 qla2x00_async_event(vha
, rsp
, mb
);
2952 case INTR_RSP_QUE_UPDATE
:
2953 case INTR_RSP_QUE_UPDATE_83XX
:
2954 qla24xx_process_response_queue(vha
, rsp
);
2956 case INTR_ATIO_QUE_UPDATE
:{
2957 unsigned long flags2
;
2958 spin_lock_irqsave(&ha
->tgt
.atio_lock
, flags2
);
2959 qlt_24xx_process_atio_queue(vha
, 1);
2960 spin_unlock_irqrestore(&ha
->tgt
.atio_lock
, flags2
);
2963 case INTR_ATIO_RSP_QUE_UPDATE
: {
2964 unsigned long flags2
;
2965 spin_lock_irqsave(&ha
->tgt
.atio_lock
, flags2
);
2966 qlt_24xx_process_atio_queue(vha
, 1);
2967 spin_unlock_irqrestore(&ha
->tgt
.atio_lock
, flags2
);
2969 qla24xx_process_response_queue(vha
, rsp
);
2973 ql_dbg(ql_dbg_async
, vha
, 0x5051,
2974 "Unrecognized interrupt type (%d).\n", stat
& 0xff);
2977 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
2979 qla2x00_handle_mbx_completion(ha
, status
);
2980 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2985 /* Interrupt handling helpers. */
2987 struct qla_init_msix_entry
{
2989 irq_handler_t handler
;
2992 static struct qla_init_msix_entry msix_entries
[3] = {
2993 { "qla2xxx (default)", qla24xx_msix_default
},
2994 { "qla2xxx (rsp_q)", qla24xx_msix_rsp_q
},
2995 { "qla2xxx (multiq)", qla25xx_msix_rsp_q
},
2998 static struct qla_init_msix_entry qla82xx_msix_entries
[2] = {
2999 { "qla2xxx (default)", qla82xx_msix_default
},
3000 { "qla2xxx (rsp_q)", qla82xx_msix_rsp_q
},
3003 static struct qla_init_msix_entry qla83xx_msix_entries
[3] = {
3004 { "qla2xxx (default)", qla24xx_msix_default
},
3005 { "qla2xxx (rsp_q)", qla24xx_msix_rsp_q
},
3006 { "qla2xxx (atio_q)", qla83xx_msix_atio_q
},
3010 qla24xx_disable_msix(struct qla_hw_data
*ha
)
3013 struct qla_msix_entry
*qentry
;
3014 scsi_qla_host_t
*vha
= pci_get_drvdata(ha
->pdev
);
3016 for (i
= 0; i
< ha
->msix_count
; i
++) {
3017 qentry
= &ha
->msix_entries
[i
];
3018 if (qentry
->have_irq
) {
3019 /* un-register irq cpu affinity notification */
3020 irq_set_affinity_notifier(qentry
->vector
, NULL
);
3021 free_irq(qentry
->vector
, qentry
->rsp
);
3024 pci_disable_msix(ha
->pdev
);
3025 kfree(ha
->msix_entries
);
3026 ha
->msix_entries
= NULL
;
3027 ha
->flags
.msix_enabled
= 0;
3028 ql_dbg(ql_dbg_init
, vha
, 0x0042,
3029 "Disabled the MSI.\n");
3033 qla24xx_enable_msix(struct qla_hw_data
*ha
, struct rsp_que
*rsp
)
3035 #define MIN_MSIX_COUNT 2
3036 #define ATIO_VECTOR 2
3038 struct msix_entry
*entries
;
3039 struct qla_msix_entry
*qentry
;
3040 scsi_qla_host_t
*vha
= pci_get_drvdata(ha
->pdev
);
3042 entries
= kzalloc(sizeof(struct msix_entry
) * ha
->msix_count
,
3045 ql_log(ql_log_warn
, vha
, 0x00bc,
3046 "Failed to allocate memory for msix_entry.\n");
3050 for (i
= 0; i
< ha
->msix_count
; i
++)
3051 entries
[i
].entry
= i
;
3053 ret
= pci_enable_msix_range(ha
->pdev
,
3054 entries
, MIN_MSIX_COUNT
, ha
->msix_count
);
3056 ql_log(ql_log_fatal
, vha
, 0x00c7,
3057 "MSI-X: Failed to enable support, "
3058 "giving up -- %d/%d.\n",
3059 ha
->msix_count
, ret
);
3061 } else if (ret
< ha
->msix_count
) {
3062 ql_log(ql_log_warn
, vha
, 0x00c6,
3063 "MSI-X: Failed to enable support "
3064 "-- %d/%d\n Retry with %d vectors.\n",
3065 ha
->msix_count
, ret
, ret
);
3067 ha
->msix_count
= ret
;
3068 ha
->max_rsp_queues
= ha
->msix_count
- 1;
3069 ha
->msix_entries
= kzalloc(sizeof(struct qla_msix_entry
) *
3070 ha
->msix_count
, GFP_KERNEL
);
3071 if (!ha
->msix_entries
) {
3072 ql_log(ql_log_fatal
, vha
, 0x00c8,
3073 "Failed to allocate memory for ha->msix_entries.\n");
3077 ha
->flags
.msix_enabled
= 1;
3079 for (i
= 0; i
< ha
->msix_count
; i
++) {
3080 qentry
= &ha
->msix_entries
[i
];
3081 qentry
->vector
= entries
[i
].vector
;
3082 qentry
->entry
= entries
[i
].entry
;
3083 qentry
->have_irq
= 0;
3085 qentry
->irq_notify
.notify
= qla_irq_affinity_notify
;
3086 qentry
->irq_notify
.release
= qla_irq_affinity_release
;
3090 /* Enable MSI-X vectors for the base queue */
3091 for (i
= 0; i
< 2; i
++) {
3092 qentry
= &ha
->msix_entries
[i
];
3093 if (IS_P3P_TYPE(ha
))
3094 ret
= request_irq(qentry
->vector
,
3095 qla82xx_msix_entries
[i
].handler
,
3096 0, qla82xx_msix_entries
[i
].name
, rsp
);
3098 ret
= request_irq(qentry
->vector
,
3099 msix_entries
[i
].handler
,
3100 0, msix_entries
[i
].name
, rsp
);
3102 goto msix_register_fail
;
3103 qentry
->have_irq
= 1;
3107 /* Register for CPU affinity notification. */
3108 irq_set_affinity_notifier(qentry
->vector
, &qentry
->irq_notify
);
3110 /* Schedule work (ie. trigger a notification) to read cpu
3111 * mask for this specific irq.
3112 * kref_get is required because
3113 * irq_affinity_notify() will do
3116 kref_get(&qentry
->irq_notify
.kref
);
3117 schedule_work(&qentry
->irq_notify
.work
);
3121 * If target mode is enable, also request the vector for the ATIO
3124 if (QLA_TGT_MODE_ENABLED() && IS_ATIO_MSIX_CAPABLE(ha
)) {
3125 qentry
= &ha
->msix_entries
[ATIO_VECTOR
];
3126 ret
= request_irq(qentry
->vector
,
3127 qla83xx_msix_entries
[ATIO_VECTOR
].handler
,
3128 0, qla83xx_msix_entries
[ATIO_VECTOR
].name
, rsp
);
3129 qentry
->have_irq
= 1;
3136 ql_log(ql_log_fatal
, vha
, 0x00cb,
3137 "MSI-X: unable to register handler -- %x/%d.\n",
3138 qentry
->vector
, ret
);
3139 qla24xx_disable_msix(ha
);
3144 /* Enable MSI-X vector for response queue update for queue 0 */
3145 if (IS_QLA83XX(ha
) || IS_QLA27XX(ha
)) {
3146 if (ha
->msixbase
&& ha
->mqiobase
&&
3147 (ha
->max_rsp_queues
> 1 || ha
->max_req_queues
> 1))
3151 && (ha
->max_rsp_queues
> 1 || ha
->max_req_queues
> 1))
3153 ql_dbg(ql_dbg_multiq
, vha
, 0xc005,
3154 "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n",
3155 ha
->mqiobase
, ha
->max_rsp_queues
, ha
->max_req_queues
);
3156 ql_dbg(ql_dbg_init
, vha
, 0x0055,
3157 "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n",
3158 ha
->mqiobase
, ha
->max_rsp_queues
, ha
->max_req_queues
);
3166 qla2x00_request_irqs(struct qla_hw_data
*ha
, struct rsp_que
*rsp
)
3168 int ret
= QLA_FUNCTION_FAILED
;
3169 device_reg_t
*reg
= ha
->iobase
;
3170 scsi_qla_host_t
*vha
= pci_get_drvdata(ha
->pdev
);
3172 /* If possible, enable MSI-X. */
3173 if (!IS_QLA2432(ha
) && !IS_QLA2532(ha
) && !IS_QLA8432(ha
) &&
3174 !IS_CNA_CAPABLE(ha
) && !IS_QLA2031(ha
) && !IS_QLAFX00(ha
) &&
3178 if (ha
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_HP
&&
3179 (ha
->pdev
->subsystem_device
== 0x7040 ||
3180 ha
->pdev
->subsystem_device
== 0x7041 ||
3181 ha
->pdev
->subsystem_device
== 0x1705)) {
3182 ql_log(ql_log_warn
, vha
, 0x0034,
3183 "MSI-X: Unsupported ISP 2432 SSVID/SSDID (0x%X,0x%X).\n",
3184 ha
->pdev
->subsystem_vendor
,
3185 ha
->pdev
->subsystem_device
);
3189 if (IS_QLA2432(ha
) && (ha
->pdev
->revision
< QLA_MSIX_CHIP_REV_24XX
)) {
3190 ql_log(ql_log_warn
, vha
, 0x0035,
3191 "MSI-X; Unsupported ISP2432 (0x%X, 0x%X).\n",
3192 ha
->pdev
->revision
, QLA_MSIX_CHIP_REV_24XX
);
3196 ret
= qla24xx_enable_msix(ha
, rsp
);
3198 ql_dbg(ql_dbg_init
, vha
, 0x0036,
3199 "MSI-X: Enabled (0x%X, 0x%X).\n",
3200 ha
->chip_revision
, ha
->fw_attributes
);
3201 goto clear_risc_ints
;
3206 ql_log(ql_log_info
, vha
, 0x0037,
3207 "Falling back-to MSI mode -%d.\n", ret
);
3209 if (!IS_QLA24XX(ha
) && !IS_QLA2532(ha
) && !IS_QLA8432(ha
) &&
3210 !IS_QLA8001(ha
) && !IS_P3P_TYPE(ha
) && !IS_QLAFX00(ha
) &&
3214 ret
= pci_enable_msi(ha
->pdev
);
3216 ql_dbg(ql_dbg_init
, vha
, 0x0038,
3218 ha
->flags
.msi_enabled
= 1;
3220 ql_log(ql_log_warn
, vha
, 0x0039,
3221 "Falling back-to INTa mode -- %d.\n", ret
);
3224 /* Skip INTx on ISP82xx. */
3225 if (!ha
->flags
.msi_enabled
&& IS_QLA82XX(ha
))
3226 return QLA_FUNCTION_FAILED
;
3228 ret
= request_irq(ha
->pdev
->irq
, ha
->isp_ops
->intr_handler
,
3229 ha
->flags
.msi_enabled
? 0 : IRQF_SHARED
,
3230 QLA2XXX_DRIVER_NAME
, rsp
);
3232 ql_log(ql_log_warn
, vha
, 0x003a,
3233 "Failed to reserve interrupt %d already in use.\n",
3236 } else if (!ha
->flags
.msi_enabled
) {
3237 ql_dbg(ql_dbg_init
, vha
, 0x0125,
3238 "INTa mode: Enabled.\n");
3239 ha
->flags
.mr_intr_valid
= 1;
3243 if (IS_FWI2_CAPABLE(ha
) || IS_QLAFX00(ha
))
3246 spin_lock_irq(&ha
->hardware_lock
);
3247 WRT_REG_WORD(®
->isp
.semaphore
, 0);
3248 spin_unlock_irq(&ha
->hardware_lock
);
3255 qla2x00_free_irqs(scsi_qla_host_t
*vha
)
3257 struct qla_hw_data
*ha
= vha
->hw
;
3258 struct rsp_que
*rsp
;
3261 * We need to check that ha->rsp_q_map is valid in case we are called
3262 * from a probe failure context.
3264 if (!ha
->rsp_q_map
|| !ha
->rsp_q_map
[0])
3266 rsp
= ha
->rsp_q_map
[0];
3268 if (ha
->flags
.msix_enabled
)
3269 qla24xx_disable_msix(ha
);
3270 else if (ha
->flags
.msi_enabled
) {
3271 free_irq(ha
->pdev
->irq
, rsp
);
3272 pci_disable_msi(ha
->pdev
);
3274 free_irq(ha
->pdev
->irq
, rsp
);
3278 int qla25xx_request_irq(struct rsp_que
*rsp
)
3280 struct qla_hw_data
*ha
= rsp
->hw
;
3281 struct qla_init_msix_entry
*intr
= &msix_entries
[2];
3282 struct qla_msix_entry
*msix
= rsp
->msix
;
3283 scsi_qla_host_t
*vha
= pci_get_drvdata(ha
->pdev
);
3286 ret
= request_irq(msix
->vector
, intr
->handler
, 0, intr
->name
, rsp
);
3288 ql_log(ql_log_fatal
, vha
, 0x00e6,
3289 "MSI-X: Unable to register handler -- %x/%d.\n",
3299 /* irq_set_affinity/irqbalance will trigger notification of cpu mask update */
3300 static void qla_irq_affinity_notify(struct irq_affinity_notify
*notify
,
3301 const cpumask_t
*mask
)
3303 struct qla_msix_entry
*e
=
3304 container_of(notify
, struct qla_msix_entry
, irq_notify
);
3305 struct qla_hw_data
*ha
;
3306 struct scsi_qla_host
*base_vha
;
3308 /* user is recommended to set mask to just 1 cpu */
3309 e
->cpuid
= cpumask_first(mask
);
3312 base_vha
= pci_get_drvdata(ha
->pdev
);
3314 ql_dbg(ql_dbg_init
, base_vha
, 0xffff,
3315 "%s: host %ld : vector %d cpu %d \n", __func__
,
3316 base_vha
->host_no
, e
->vector
, e
->cpuid
);
3319 if ((IS_QLA83XX(ha
) || IS_QLA27XX(ha
)) &&
3320 (e
->entry
== QLA83XX_RSPQ_MSIX_ENTRY_NUMBER
)) {
3321 ha
->tgt
.rspq_vector_cpuid
= e
->cpuid
;
3322 ql_dbg(ql_dbg_init
, base_vha
, 0xffff,
3323 "%s: host%ld: rspq vector %d cpu %d runtime change\n",
3324 __func__
, base_vha
->host_no
, e
->vector
, e
->cpuid
);
3329 static void qla_irq_affinity_release(struct kref
*ref
)
3331 struct irq_affinity_notify
*notify
=
3332 container_of(ref
, struct irq_affinity_notify
, kref
);
3333 struct qla_msix_entry
*e
=
3334 container_of(notify
, struct qla_msix_entry
, irq_notify
);
3335 struct scsi_qla_host
*base_vha
= pci_get_drvdata(e
->rsp
->hw
->pdev
);
3337 ql_dbg(ql_dbg_init
, base_vha
, 0xffff,
3338 "%s: host%ld: vector %d cpu %d \n", __func__
,
3339 base_vha
->host_no
, e
->vector
, e
->cpuid
);