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 <linux/t10-pi.h>
13 #include <scsi/scsi_tcq.h>
14 #include <scsi/scsi_bsg_fc.h>
15 #include <scsi/scsi_eh.h>
17 static void qla2x00_mbx_completion(scsi_qla_host_t
*, uint16_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
;
47 ql_log(ql_log_info
, NULL
, 0x505d,
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 (qla2x00_check_reg16_for_disconnect(vha
, hccr
))
62 if (hccr
& HCCR_RISC_PAUSE
) {
63 if (pci_channel_offline(ha
->pdev
))
67 * Issue a "HARD" reset in order for the RISC interrupt
68 * bit to be cleared. Schedule a big hammer to get
69 * out of the RISC PAUSED state.
71 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
72 RD_REG_WORD(®
->hccr
);
74 ha
->isp_ops
->fw_dump(vha
, 1);
75 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
77 } else if ((RD_REG_WORD(®
->istatus
) & ISR_RISC_INT
) == 0)
80 if (RD_REG_WORD(®
->semaphore
) & BIT_0
) {
81 WRT_REG_WORD(®
->hccr
, HCCR_CLR_RISC_INT
);
82 RD_REG_WORD(®
->hccr
);
84 /* Get mailbox data. */
85 mb
[0] = RD_MAILBOX_REG(ha
, reg
, 0);
86 if (mb
[0] > 0x3fff && mb
[0] < 0x8000) {
87 qla2x00_mbx_completion(vha
, mb
[0]);
88 status
|= MBX_INTERRUPT
;
89 } else if (mb
[0] > 0x7fff && mb
[0] < 0xc000) {
90 mb
[1] = RD_MAILBOX_REG(ha
, reg
, 1);
91 mb
[2] = RD_MAILBOX_REG(ha
, reg
, 2);
92 mb
[3] = RD_MAILBOX_REG(ha
, reg
, 3);
93 qla2x00_async_event(vha
, rsp
, mb
);
96 ql_dbg(ql_dbg_async
, vha
, 0x5025,
97 "Unrecognized interrupt type (%d).\n",
100 /* Release mailbox registers. */
101 WRT_REG_WORD(®
->semaphore
, 0);
102 RD_REG_WORD(®
->semaphore
);
104 qla2x00_process_response_queue(rsp
);
106 WRT_REG_WORD(®
->hccr
, HCCR_CLR_RISC_INT
);
107 RD_REG_WORD(®
->hccr
);
110 qla2x00_handle_mbx_completion(ha
, status
);
111 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
113 return (IRQ_HANDLED
);
117 qla2x00_check_reg32_for_disconnect(scsi_qla_host_t
*vha
, uint32_t reg
)
119 /* Check for PCI disconnection */
120 if (reg
== 0xffffffff && !pci_channel_offline(vha
->hw
->pdev
)) {
121 if (!test_and_set_bit(PFLG_DISCONNECTED
, &vha
->pci_flags
) &&
122 !test_bit(PFLG_DRIVER_REMOVING
, &vha
->pci_flags
) &&
123 !test_bit(PFLG_DRIVER_PROBING
, &vha
->pci_flags
)) {
125 * Schedule this (only once) on the default system
126 * workqueue so that all the adapter workqueues and the
127 * DPC thread can be shutdown cleanly.
129 schedule_work(&vha
->hw
->board_disable
);
137 qla2x00_check_reg16_for_disconnect(scsi_qla_host_t
*vha
, uint16_t reg
)
139 return qla2x00_check_reg32_for_disconnect(vha
, 0xffff0000 | reg
);
143 * qla2300_intr_handler() - Process interrupts for the ISP23xx and ISP63xx.
145 * @dev_id: SCSI driver HA context
147 * Called by system whenever the host adapter generates an interrupt.
149 * Returns handled flag.
152 qla2300_intr_handler(int irq
, void *dev_id
)
154 scsi_qla_host_t
*vha
;
155 struct device_reg_2xxx __iomem
*reg
;
162 struct qla_hw_data
*ha
;
165 rsp
= (struct rsp_que
*) dev_id
;
167 ql_log(ql_log_info
, NULL
, 0x5058,
168 "%s: NULL response queue pointer.\n", __func__
);
173 reg
= &ha
->iobase
->isp
;
176 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
177 vha
= pci_get_drvdata(ha
->pdev
);
178 for (iter
= 50; iter
--; ) {
179 stat
= RD_REG_DWORD(®
->u
.isp2300
.host_status
);
180 if (qla2x00_check_reg32_for_disconnect(vha
, stat
))
182 if (stat
& HSR_RISC_PAUSED
) {
183 if (unlikely(pci_channel_offline(ha
->pdev
)))
186 hccr
= RD_REG_WORD(®
->hccr
);
188 if (hccr
& (BIT_15
| BIT_13
| BIT_11
| BIT_8
))
189 ql_log(ql_log_warn
, vha
, 0x5026,
190 "Parity error -- HCCR=%x, Dumping "
191 "firmware.\n", hccr
);
193 ql_log(ql_log_warn
, vha
, 0x5027,
194 "RISC paused -- HCCR=%x, Dumping "
195 "firmware.\n", hccr
);
198 * Issue a "HARD" reset in order for the RISC
199 * interrupt bit to be cleared. Schedule a big
200 * hammer to get out of the RISC PAUSED state.
202 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
203 RD_REG_WORD(®
->hccr
);
205 ha
->isp_ops
->fw_dump(vha
, 1);
206 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
208 } else if ((stat
& HSR_RISC_INT
) == 0)
211 switch (stat
& 0xff) {
216 qla2x00_mbx_completion(vha
, MSW(stat
));
217 status
|= MBX_INTERRUPT
;
219 /* Release mailbox registers. */
220 WRT_REG_WORD(®
->semaphore
, 0);
224 mb
[1] = RD_MAILBOX_REG(ha
, reg
, 1);
225 mb
[2] = RD_MAILBOX_REG(ha
, reg
, 2);
226 mb
[3] = RD_MAILBOX_REG(ha
, reg
, 3);
227 qla2x00_async_event(vha
, rsp
, mb
);
230 qla2x00_process_response_queue(rsp
);
233 mb
[0] = MBA_CMPLT_1_16BIT
;
235 qla2x00_async_event(vha
, rsp
, mb
);
238 mb
[0] = MBA_SCSI_COMPLETION
;
240 mb
[2] = RD_MAILBOX_REG(ha
, reg
, 2);
241 qla2x00_async_event(vha
, rsp
, mb
);
244 ql_dbg(ql_dbg_async
, vha
, 0x5028,
245 "Unrecognized interrupt type (%d).\n", stat
& 0xff);
248 WRT_REG_WORD(®
->hccr
, HCCR_CLR_RISC_INT
);
249 RD_REG_WORD_RELAXED(®
->hccr
);
251 qla2x00_handle_mbx_completion(ha
, status
);
252 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
254 return (IRQ_HANDLED
);
258 * qla2x00_mbx_completion() - Process mailbox command completions.
259 * @ha: SCSI driver HA context
260 * @mb0: Mailbox0 register
263 qla2x00_mbx_completion(scsi_qla_host_t
*vha
, uint16_t mb0
)
267 uint16_t __iomem
*wptr
;
268 struct qla_hw_data
*ha
= vha
->hw
;
269 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
271 /* Read all mbox registers? */
272 mboxes
= (1 << ha
->mbx_count
) - 1;
274 ql_dbg(ql_dbg_async
, vha
, 0x5001, "MBX pointer ERROR.\n");
276 mboxes
= ha
->mcp
->in_mb
;
278 /* Load return mailbox registers. */
279 ha
->flags
.mbox_int
= 1;
280 ha
->mailbox_out
[0] = mb0
;
282 wptr
= (uint16_t __iomem
*)MAILBOX_REG(ha
, reg
, 1);
284 for (cnt
= 1; cnt
< ha
->mbx_count
; cnt
++) {
285 if (IS_QLA2200(ha
) && cnt
== 8)
286 wptr
= (uint16_t __iomem
*)MAILBOX_REG(ha
, reg
, 8);
287 if ((cnt
== 4 || cnt
== 5) && (mboxes
& BIT_0
))
288 ha
->mailbox_out
[cnt
] = qla2x00_debounce_register(wptr
);
289 else if (mboxes
& BIT_0
)
290 ha
->mailbox_out
[cnt
] = RD_REG_WORD(wptr
);
298 qla81xx_idc_event(scsi_qla_host_t
*vha
, uint16_t aen
, uint16_t descr
)
300 static char *event
[] =
301 { "Complete", "Request Notification", "Time Extension" };
303 struct device_reg_24xx __iomem
*reg24
= &vha
->hw
->iobase
->isp24
;
304 struct device_reg_82xx __iomem
*reg82
= &vha
->hw
->iobase
->isp82
;
305 uint16_t __iomem
*wptr
;
306 uint16_t cnt
, timeout
, mb
[QLA_IDC_ACK_REGS
];
308 /* Seed data -- mailbox1 -> mailbox7. */
309 if (IS_QLA81XX(vha
->hw
) || IS_QLA83XX(vha
->hw
))
310 wptr
= (uint16_t __iomem
*)®24
->mailbox1
;
311 else if (IS_QLA8044(vha
->hw
))
312 wptr
= (uint16_t __iomem
*)®82
->mailbox_out
[1];
316 for (cnt
= 0; cnt
< QLA_IDC_ACK_REGS
; cnt
++, wptr
++)
317 mb
[cnt
] = RD_REG_WORD(wptr
);
319 ql_dbg(ql_dbg_async
, vha
, 0x5021,
320 "Inter-Driver Communication %s -- "
321 "%04x %04x %04x %04x %04x %04x %04x.\n",
322 event
[aen
& 0xff], mb
[0], mb
[1], mb
[2], mb
[3],
323 mb
[4], mb
[5], mb
[6]);
325 /* Handle IDC Error completion case. */
326 case MBA_IDC_COMPLETE
:
328 vha
->hw
->flags
.idc_compl_status
= 1;
329 if (vha
->hw
->notify_dcbx_comp
&& !vha
->vp_idx
)
330 complete(&vha
->hw
->dcbx_comp
);
335 /* Acknowledgement needed? [Notify && non-zero timeout]. */
336 timeout
= (descr
>> 8) & 0xf;
337 ql_dbg(ql_dbg_async
, vha
, 0x5022,
338 "%lu Inter-Driver Communication %s -- ACK timeout=%d.\n",
339 vha
->host_no
, event
[aen
& 0xff], timeout
);
343 rval
= qla2x00_post_idc_ack_work(vha
, mb
);
344 if (rval
!= QLA_SUCCESS
)
345 ql_log(ql_log_warn
, vha
, 0x5023,
346 "IDC failed to post ACK.\n");
348 case MBA_IDC_TIME_EXT
:
349 vha
->hw
->idc_extend_tmo
= descr
;
350 ql_dbg(ql_dbg_async
, vha
, 0x5087,
351 "%lu Inter-Driver Communication %s -- "
352 "Extend timeout by=%d.\n",
353 vha
->host_no
, event
[aen
& 0xff], vha
->hw
->idc_extend_tmo
);
360 qla2x00_get_link_speed_str(struct qla_hw_data
*ha
, uint16_t speed
)
362 static const char *const link_speeds
[] = {
363 "1", "2", "?", "4", "8", "16", "32", "10"
365 #define QLA_LAST_SPEED 7
367 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
368 return link_speeds
[0];
369 else if (speed
== 0x13)
370 return link_speeds
[QLA_LAST_SPEED
];
371 else if (speed
< QLA_LAST_SPEED
)
372 return link_speeds
[speed
];
374 return link_speeds
[LS_UNKNOWN
];
378 qla83xx_handle_8200_aen(scsi_qla_host_t
*vha
, uint16_t *mb
)
380 struct qla_hw_data
*ha
= vha
->hw
;
383 * 8200 AEN Interpretation:
385 * mb[1] = AEN Reason code
386 * mb[2] = LSW of Peg-Halt Status-1 Register
387 * mb[6] = MSW of Peg-Halt Status-1 Register
388 * mb[3] = LSW of Peg-Halt Status-2 register
389 * mb[7] = MSW of Peg-Halt Status-2 register
390 * mb[4] = IDC Device-State Register value
391 * mb[5] = IDC Driver-Presence Register value
393 ql_dbg(ql_dbg_async
, vha
, 0x506b, "AEN Code: mb[0] = 0x%x AEN reason: "
394 "mb[1] = 0x%x PH-status1: mb[2] = 0x%x PH-status1: mb[6] = 0x%x.\n",
395 mb
[0], mb
[1], mb
[2], mb
[6]);
396 ql_dbg(ql_dbg_async
, vha
, 0x506c, "PH-status2: mb[3] = 0x%x "
397 "PH-status2: mb[7] = 0x%x Device-State: mb[4] = 0x%x "
398 "Drv-Presence: mb[5] = 0x%x.\n", mb
[3], mb
[7], mb
[4], mb
[5]);
400 if (mb
[1] & (IDC_PEG_HALT_STATUS_CHANGE
| IDC_NIC_FW_REPORTED_FAILURE
|
401 IDC_HEARTBEAT_FAILURE
)) {
402 ha
->flags
.nic_core_hung
= 1;
403 ql_log(ql_log_warn
, vha
, 0x5060,
404 "83XX: F/W Error Reported: Check if reset required.\n");
406 if (mb
[1] & IDC_PEG_HALT_STATUS_CHANGE
) {
407 uint32_t protocol_engine_id
, fw_err_code
, err_level
;
410 * IDC_PEG_HALT_STATUS_CHANGE interpretation:
411 * - PEG-Halt Status-1 Register:
412 * (LSW = mb[2], MSW = mb[6])
413 * Bits 0-7 = protocol-engine ID
414 * Bits 8-28 = f/w error code
415 * Bits 29-31 = Error-level
416 * Error-level 0x1 = Non-Fatal error
417 * Error-level 0x2 = Recoverable Fatal error
418 * Error-level 0x4 = UnRecoverable Fatal error
419 * - PEG-Halt Status-2 Register:
420 * (LSW = mb[3], MSW = mb[7])
422 protocol_engine_id
= (mb
[2] & 0xff);
423 fw_err_code
= (((mb
[2] & 0xff00) >> 8) |
424 ((mb
[6] & 0x1fff) << 8));
425 err_level
= ((mb
[6] & 0xe000) >> 13);
426 ql_log(ql_log_warn
, vha
, 0x5061, "PegHalt Status-1 "
427 "Register: protocol_engine_id=0x%x "
428 "fw_err_code=0x%x err_level=0x%x.\n",
429 protocol_engine_id
, fw_err_code
, err_level
);
430 ql_log(ql_log_warn
, vha
, 0x5062, "PegHalt Status-2 "
431 "Register: 0x%x%x.\n", mb
[7], mb
[3]);
432 if (err_level
== ERR_LEVEL_NON_FATAL
) {
433 ql_log(ql_log_warn
, vha
, 0x5063,
434 "Not a fatal error, f/w has recovered "
436 } else if (err_level
== ERR_LEVEL_RECOVERABLE_FATAL
) {
437 ql_log(ql_log_fatal
, vha
, 0x5064,
438 "Recoverable Fatal error: Chip reset "
440 qla83xx_schedule_work(vha
,
441 QLA83XX_NIC_CORE_RESET
);
442 } else if (err_level
== ERR_LEVEL_UNRECOVERABLE_FATAL
) {
443 ql_log(ql_log_fatal
, vha
, 0x5065,
444 "Unrecoverable Fatal error: Set FAILED "
445 "state, reboot required.\n");
446 qla83xx_schedule_work(vha
,
447 QLA83XX_NIC_CORE_UNRECOVERABLE
);
451 if (mb
[1] & IDC_NIC_FW_REPORTED_FAILURE
) {
452 uint16_t peg_fw_state
, nw_interface_link_up
;
453 uint16_t nw_interface_signal_detect
, sfp_status
;
454 uint16_t htbt_counter
, htbt_monitor_enable
;
455 uint16_t sfp_additonal_info
, sfp_multirate
;
456 uint16_t sfp_tx_fault
, link_speed
, dcbx_status
;
459 * IDC_NIC_FW_REPORTED_FAILURE interpretation:
460 * - PEG-to-FC Status Register:
461 * (LSW = mb[2], MSW = mb[6])
462 * Bits 0-7 = Peg-Firmware state
463 * Bit 8 = N/W Interface Link-up
464 * Bit 9 = N/W Interface signal detected
465 * Bits 10-11 = SFP Status
466 * SFP Status 0x0 = SFP+ transceiver not expected
467 * SFP Status 0x1 = SFP+ transceiver not present
468 * SFP Status 0x2 = SFP+ transceiver invalid
469 * SFP Status 0x3 = SFP+ transceiver present and
471 * Bits 12-14 = Heartbeat Counter
472 * Bit 15 = Heartbeat Monitor Enable
473 * Bits 16-17 = SFP Additional Info
474 * SFP info 0x0 = Unregocnized transceiver for
476 * SFP info 0x1 = SFP+ brand validation failed
477 * SFP info 0x2 = SFP+ speed validation failed
478 * SFP info 0x3 = SFP+ access error
479 * Bit 18 = SFP Multirate
480 * Bit 19 = SFP Tx Fault
481 * Bits 20-22 = Link Speed
482 * Bits 23-27 = Reserved
483 * Bits 28-30 = DCBX Status
484 * DCBX Status 0x0 = DCBX Disabled
485 * DCBX Status 0x1 = DCBX Enabled
486 * DCBX Status 0x2 = DCBX Exchange error
489 peg_fw_state
= (mb
[2] & 0x00ff);
490 nw_interface_link_up
= ((mb
[2] & 0x0100) >> 8);
491 nw_interface_signal_detect
= ((mb
[2] & 0x0200) >> 9);
492 sfp_status
= ((mb
[2] & 0x0c00) >> 10);
493 htbt_counter
= ((mb
[2] & 0x7000) >> 12);
494 htbt_monitor_enable
= ((mb
[2] & 0x8000) >> 15);
495 sfp_additonal_info
= (mb
[6] & 0x0003);
496 sfp_multirate
= ((mb
[6] & 0x0004) >> 2);
497 sfp_tx_fault
= ((mb
[6] & 0x0008) >> 3);
498 link_speed
= ((mb
[6] & 0x0070) >> 4);
499 dcbx_status
= ((mb
[6] & 0x7000) >> 12);
501 ql_log(ql_log_warn
, vha
, 0x5066,
502 "Peg-to-Fc Status Register:\n"
503 "peg_fw_state=0x%x, nw_interface_link_up=0x%x, "
504 "nw_interface_signal_detect=0x%x"
505 "\nsfp_statis=0x%x.\n ", peg_fw_state
,
506 nw_interface_link_up
, nw_interface_signal_detect
,
508 ql_log(ql_log_warn
, vha
, 0x5067,
509 "htbt_counter=0x%x, htbt_monitor_enable=0x%x, "
510 "sfp_additonal_info=0x%x, sfp_multirate=0x%x.\n ",
511 htbt_counter
, htbt_monitor_enable
,
512 sfp_additonal_info
, sfp_multirate
);
513 ql_log(ql_log_warn
, vha
, 0x5068,
514 "sfp_tx_fault=0x%x, link_state=0x%x, "
515 "dcbx_status=0x%x.\n", sfp_tx_fault
, link_speed
,
518 qla83xx_schedule_work(vha
, QLA83XX_NIC_CORE_RESET
);
521 if (mb
[1] & IDC_HEARTBEAT_FAILURE
) {
522 ql_log(ql_log_warn
, vha
, 0x5069,
523 "Heartbeat Failure encountered, chip reset "
526 qla83xx_schedule_work(vha
, QLA83XX_NIC_CORE_RESET
);
530 if (mb
[1] & IDC_DEVICE_STATE_CHANGE
) {
531 ql_log(ql_log_info
, vha
, 0x506a,
532 "IDC Device-State changed = 0x%x.\n", mb
[4]);
533 if (ha
->flags
.nic_core_reset_owner
)
535 qla83xx_schedule_work(vha
, MBA_IDC_AEN
);
540 qla2x00_is_a_vp_did(scsi_qla_host_t
*vha
, uint32_t rscn_entry
)
542 struct qla_hw_data
*ha
= vha
->hw
;
551 spin_lock_irqsave(&ha
->vport_slock
, flags
);
552 list_for_each_entry(vp
, &ha
->vp_list
, list
) {
553 vp_did
= vp
->d_id
.b24
;
554 if (vp_did
== rscn_entry
) {
559 spin_unlock_irqrestore(&ha
->vport_slock
, flags
);
565 qla2x00_find_fcport_by_loopid(scsi_qla_host_t
*vha
, uint16_t loop_id
)
570 list_for_each_entry_safe(f
, tf
, &vha
->vp_fcports
, list
)
571 if (f
->loop_id
== loop_id
)
577 qla2x00_find_fcport_by_wwpn(scsi_qla_host_t
*vha
, u8
*wwpn
, u8 incl_deleted
)
582 list_for_each_entry_safe(f
, tf
, &vha
->vp_fcports
, list
) {
583 if (memcmp(f
->port_name
, wwpn
, WWN_SIZE
) == 0) {
586 else if (f
->deleted
== 0)
594 qla2x00_find_fcport_by_nportid(scsi_qla_host_t
*vha
, port_id_t
*id
,
600 list_for_each_entry_safe(f
, tf
, &vha
->vp_fcports
, list
) {
601 if (f
->d_id
.b24
== id
->b24
) {
604 else if (f
->deleted
== 0)
612 * qla2x00_async_event() - Process aynchronous events.
613 * @ha: SCSI driver HA context
614 * @mb: Mailbox registers (0 - 3)
617 qla2x00_async_event(scsi_qla_host_t
*vha
, struct rsp_que
*rsp
, uint16_t *mb
)
622 struct qla_hw_data
*ha
= vha
->hw
;
623 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
624 struct device_reg_24xx __iomem
*reg24
= &ha
->iobase
->isp24
;
625 struct device_reg_82xx __iomem
*reg82
= &ha
->iobase
->isp82
;
626 uint32_t rscn_entry
, host_pid
;
628 fc_port_t
*fcport
= NULL
;
630 /* Setup to process RIO completion. */
632 if (IS_CNA_CAPABLE(ha
))
635 case MBA_SCSI_COMPLETION
:
636 handles
[0] = le32_to_cpu((uint32_t)((mb
[2] << 16) | mb
[1]));
639 case MBA_CMPLT_1_16BIT
:
642 mb
[0] = MBA_SCSI_COMPLETION
;
644 case MBA_CMPLT_2_16BIT
:
648 mb
[0] = MBA_SCSI_COMPLETION
;
650 case MBA_CMPLT_3_16BIT
:
655 mb
[0] = MBA_SCSI_COMPLETION
;
657 case MBA_CMPLT_4_16BIT
:
661 handles
[3] = (uint32_t)RD_MAILBOX_REG(ha
, reg
, 6);
663 mb
[0] = MBA_SCSI_COMPLETION
;
665 case MBA_CMPLT_5_16BIT
:
669 handles
[3] = (uint32_t)RD_MAILBOX_REG(ha
, reg
, 6);
670 handles
[4] = (uint32_t)RD_MAILBOX_REG(ha
, reg
, 7);
672 mb
[0] = MBA_SCSI_COMPLETION
;
674 case MBA_CMPLT_2_32BIT
:
675 handles
[0] = le32_to_cpu((uint32_t)((mb
[2] << 16) | mb
[1]));
676 handles
[1] = le32_to_cpu(
677 ((uint32_t)(RD_MAILBOX_REG(ha
, reg
, 7) << 16)) |
678 RD_MAILBOX_REG(ha
, reg
, 6));
680 mb
[0] = MBA_SCSI_COMPLETION
;
687 case MBA_SCSI_COMPLETION
: /* Fast Post */
688 if (!vha
->flags
.online
)
691 for (cnt
= 0; cnt
< handle_cnt
; cnt
++)
692 qla2x00_process_completed_request(vha
, rsp
->req
,
696 case MBA_RESET
: /* Reset */
697 ql_dbg(ql_dbg_async
, vha
, 0x5002,
698 "Asynchronous RESET.\n");
700 set_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
703 case MBA_SYSTEM_ERR
: /* System Error */
704 mbx
= (IS_QLA81XX(ha
) || IS_QLA83XX(ha
) || IS_QLA27XX(ha
)) ?
705 RD_REG_WORD(®24
->mailbox7
) : 0;
706 ql_log(ql_log_warn
, vha
, 0x5003,
707 "ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh "
708 "mbx7=%xh.\n", mb
[1], mb
[2], mb
[3], mbx
);
710 ha
->isp_ops
->fw_dump(vha
, 1);
712 if (IS_FWI2_CAPABLE(ha
)) {
713 if (mb
[1] == 0 && mb
[2] == 0) {
714 ql_log(ql_log_fatal
, vha
, 0x5004,
715 "Unrecoverable Hardware Error: adapter "
716 "marked OFFLINE!\n");
717 vha
->flags
.online
= 0;
718 vha
->device_flags
|= DFLG_DEV_FAILED
;
720 /* Check to see if MPI timeout occurred */
721 if ((mbx
& MBX_3
) && (ha
->port_no
== 0))
722 set_bit(MPI_RESET_NEEDED
,
725 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
727 } else if (mb
[1] == 0) {
728 ql_log(ql_log_fatal
, vha
, 0x5005,
729 "Unrecoverable Hardware Error: adapter marked "
731 vha
->flags
.online
= 0;
732 vha
->device_flags
|= DFLG_DEV_FAILED
;
734 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
737 case MBA_REQ_TRANSFER_ERR
: /* Request Transfer Error */
738 ql_log(ql_log_warn
, vha
, 0x5006,
739 "ISP Request Transfer Error (%x).\n", mb
[1]);
741 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
744 case MBA_RSP_TRANSFER_ERR
: /* Response Transfer Error */
745 ql_log(ql_log_warn
, vha
, 0x5007,
746 "ISP Response Transfer Error (%x).\n", mb
[1]);
748 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
751 case MBA_WAKEUP_THRES
: /* Request Queue Wake-up */
752 ql_dbg(ql_dbg_async
, vha
, 0x5008,
753 "Asynchronous WAKEUP_THRES (%x).\n", mb
[1]);
756 case MBA_LOOP_INIT_ERR
:
757 ql_log(ql_log_warn
, vha
, 0x5090,
758 "LOOP INIT ERROR (%x).\n", mb
[1]);
759 ha
->isp_ops
->fw_dump(vha
, 1);
760 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
763 case MBA_LIP_OCCURRED
: /* Loop Initialization Procedure */
764 ql_dbg(ql_dbg_async
, vha
, 0x5009,
765 "LIP occurred (%x).\n", mb
[1]);
767 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
768 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
769 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
770 qla2x00_mark_all_devices_lost(vha
, 1);
774 atomic_set(&vha
->vp_state
, VP_FAILED
);
775 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
778 set_bit(REGISTER_FC4_NEEDED
, &vha
->dpc_flags
);
779 set_bit(REGISTER_FDMI_NEEDED
, &vha
->dpc_flags
);
781 vha
->flags
.management_server_logged_in
= 0;
782 qla2x00_post_aen_work(vha
, FCH_EVT_LIP
, mb
[1]);
785 case MBA_LOOP_UP
: /* Loop Up Event */
786 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
787 ha
->link_data_rate
= PORT_SPEED_1GB
;
789 ha
->link_data_rate
= mb
[1];
791 ql_log(ql_log_info
, vha
, 0x500a,
792 "LOOP UP detected (%s Gbps).\n",
793 qla2x00_get_link_speed_str(ha
, ha
->link_data_rate
));
795 vha
->flags
.management_server_logged_in
= 0;
796 qla2x00_post_aen_work(vha
, FCH_EVT_LINKUP
, ha
->link_data_rate
);
799 case MBA_LOOP_DOWN
: /* Loop Down Event */
800 mbx
= (IS_QLA81XX(ha
) || IS_QLA8031(ha
))
801 ? RD_REG_WORD(®24
->mailbox4
) : 0;
802 mbx
= (IS_P3P_TYPE(ha
)) ? RD_REG_WORD(®82
->mailbox_out
[4])
804 ql_log(ql_log_info
, vha
, 0x500b,
805 "LOOP DOWN detected (%x %x %x %x).\n",
806 mb
[1], mb
[2], mb
[3], mbx
);
808 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
809 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
810 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
812 * In case of loop down, restore WWPN from
813 * NVRAM in case of FA-WWPN capable ISP
814 * Restore for Physical Port only
817 if (ha
->flags
.fawwpn_enabled
) {
818 void *wwpn
= ha
->init_cb
->port_name
;
819 memcpy(vha
->port_name
, wwpn
, WWN_SIZE
);
820 fc_host_port_name(vha
->host
) =
821 wwn_to_u64(vha
->port_name
);
822 ql_dbg(ql_dbg_init
+ ql_dbg_verbose
,
823 vha
, 0x0144, "LOOP DOWN detected,"
824 "restore WWPN %016llx\n",
825 wwn_to_u64(vha
->port_name
));
828 clear_bit(VP_CONFIG_OK
, &vha
->vp_flags
);
831 vha
->device_flags
|= DFLG_NO_CABLE
;
832 qla2x00_mark_all_devices_lost(vha
, 1);
836 atomic_set(&vha
->vp_state
, VP_FAILED
);
837 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
840 vha
->flags
.management_server_logged_in
= 0;
841 ha
->link_data_rate
= PORT_SPEED_UNKNOWN
;
842 qla2x00_post_aen_work(vha
, FCH_EVT_LINKDOWN
, 0);
845 case MBA_LIP_RESET
: /* LIP reset occurred */
846 ql_dbg(ql_dbg_async
, vha
, 0x500c,
847 "LIP reset occurred (%x).\n", mb
[1]);
849 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
850 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
851 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
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 set_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
862 ha
->operating_mode
= LOOP
;
863 vha
->flags
.management_server_logged_in
= 0;
864 qla2x00_post_aen_work(vha
, FCH_EVT_LIPRESET
, mb
[1]);
867 /* case MBA_DCBX_COMPLETE: */
868 case MBA_POINT_TO_POINT
: /* Point-to-Point */
872 if (IS_CNA_CAPABLE(ha
)) {
873 ql_dbg(ql_dbg_async
, vha
, 0x500d,
874 "DCBX Completed -- %04x %04x %04x.\n",
875 mb
[1], mb
[2], mb
[3]);
876 if (ha
->notify_dcbx_comp
&& !vha
->vp_idx
)
877 complete(&ha
->dcbx_comp
);
880 ql_dbg(ql_dbg_async
, vha
, 0x500e,
881 "Asynchronous P2P MODE received.\n");
884 * Until there's a transition from loop down to loop up, treat
885 * this as loop down only.
887 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
888 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
889 if (!atomic_read(&vha
->loop_down_timer
))
890 atomic_set(&vha
->loop_down_timer
,
892 qla2x00_mark_all_devices_lost(vha
, 1);
896 atomic_set(&vha
->vp_state
, VP_FAILED
);
897 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
900 if (!(test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
)))
901 set_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
903 set_bit(REGISTER_FC4_NEEDED
, &vha
->dpc_flags
);
904 set_bit(REGISTER_FDMI_NEEDED
, &vha
->dpc_flags
);
906 ha
->flags
.gpsc_supported
= 1;
907 vha
->flags
.management_server_logged_in
= 0;
910 case MBA_CHG_IN_CONNECTION
: /* Change in connection mode */
914 ql_dbg(ql_dbg_async
, vha
, 0x500f,
915 "Configuration change detected: value=%x.\n", mb
[1]);
917 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
918 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
919 if (!atomic_read(&vha
->loop_down_timer
))
920 atomic_set(&vha
->loop_down_timer
,
922 qla2x00_mark_all_devices_lost(vha
, 1);
926 atomic_set(&vha
->vp_state
, VP_FAILED
);
927 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
930 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
931 set_bit(LOCAL_LOOP_UPDATE
, &vha
->dpc_flags
);
934 case MBA_PORT_UPDATE
: /* Port database update */
936 * Handle only global and vn-port update events
939 * mb[1] = N_Port handle of changed port
940 * OR 0xffff for global event
941 * mb[2] = New login state
942 * 7 = Port logged out
943 * mb[3] = LSB is vp_idx, 0xff = all vps
945 * Skip processing if:
946 * Event is global, vp_idx is NOT all vps,
947 * vp_idx does not match
948 * Event is not global, vp_idx does not match
950 if (IS_QLA2XXX_MIDTYPE(ha
) &&
951 ((mb
[1] == 0xffff && (mb
[3] & 0xff) != 0xff) ||
952 (mb
[1] != 0xffff)) && vha
->vp_idx
!= (mb
[3] & 0xff))
956 ql_dbg(ql_dbg_async
, vha
, 0x5010,
957 "Port %s %04x %04x %04x.\n",
958 mb
[1] == 0xffff ? "unavailable" : "logout",
959 mb
[1], mb
[2], mb
[3]);
962 goto global_port_update
;
965 fcport
= qla2x00_find_fcport_by_loopid(vha
, mb
[1]);
968 if (atomic_read(&fcport
->state
) != FCS_ONLINE
)
970 ql_dbg(ql_dbg_async
, vha
, 0x508a,
971 "Marking port lost loopid=%04x portid=%06x.\n",
972 fcport
->loop_id
, fcport
->d_id
.b24
);
973 if (qla_ini_mode_enabled(vha
)) {
974 qla2x00_mark_device_lost(fcport
->vha
, fcport
, 1, 1);
975 fcport
->logout_on_delete
= 0;
976 qlt_schedule_sess_for_deletion_lock(fcport
);
981 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
982 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
983 atomic_set(&vha
->loop_down_timer
,
985 vha
->device_flags
|= DFLG_NO_CABLE
;
986 qla2x00_mark_all_devices_lost(vha
, 1);
990 atomic_set(&vha
->vp_state
, VP_FAILED
);
991 fc_vport_set_state(vha
->fc_vport
,
993 qla2x00_mark_all_devices_lost(vha
, 1);
996 vha
->flags
.management_server_logged_in
= 0;
997 ha
->link_data_rate
= PORT_SPEED_UNKNOWN
;
1002 * If PORT UPDATE is global (received LIP_OCCURRED/LIP_RESET
1003 * event etc. earlier indicating loop is down) then process
1004 * it. Otherwise ignore it and Wait for RSCN to come in.
1006 atomic_set(&vha
->loop_down_timer
, 0);
1007 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
&&
1008 atomic_read(&vha
->loop_state
) != LOOP_DEAD
) {
1009 ql_dbg(ql_dbg_async
, vha
, 0x5011,
1010 "Asynchronous PORT UPDATE ignored %04x/%04x/%04x.\n",
1011 mb
[1], mb
[2], mb
[3]);
1013 qlt_async_event(mb
[0], vha
, mb
);
1017 ql_dbg(ql_dbg_async
, vha
, 0x5012,
1018 "Port database changed %04x %04x %04x.\n",
1019 mb
[1], mb
[2], mb
[3]);
1022 * Mark all devices as missing so we will login again.
1024 atomic_set(&vha
->loop_state
, LOOP_UP
);
1026 qla2x00_mark_all_devices_lost(vha
, 1);
1028 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
1029 set_bit(LOCAL_LOOP_UPDATE
, &vha
->dpc_flags
);
1030 set_bit(VP_CONFIG_OK
, &vha
->vp_flags
);
1032 qlt_async_event(mb
[0], vha
, mb
);
1035 case MBA_RSCN_UPDATE
: /* State Change Registration */
1036 /* Check if the Vport has issued a SCR */
1037 if (vha
->vp_idx
&& test_bit(VP_SCR_NEEDED
, &vha
->vp_flags
))
1039 /* Only handle SCNs for our Vport index. */
1040 if (ha
->flags
.npiv_supported
&& vha
->vp_idx
!= (mb
[3] & 0xff))
1043 ql_dbg(ql_dbg_async
, vha
, 0x5013,
1044 "RSCN database changed -- %04x %04x %04x.\n",
1045 mb
[1], mb
[2], mb
[3]);
1047 rscn_entry
= ((mb
[1] & 0xff) << 16) | mb
[2];
1048 host_pid
= (vha
->d_id
.b
.domain
<< 16) | (vha
->d_id
.b
.area
<< 8)
1049 | vha
->d_id
.b
.al_pa
;
1050 if (rscn_entry
== host_pid
) {
1051 ql_dbg(ql_dbg_async
, vha
, 0x5014,
1052 "Ignoring RSCN update to local host "
1053 "port ID (%06x).\n", host_pid
);
1057 /* Ignore reserved bits from RSCN-payload. */
1058 rscn_entry
= ((mb
[1] & 0x3ff) << 16) | mb
[2];
1060 /* Skip RSCNs for virtual ports on the same physical port */
1061 if (qla2x00_is_a_vp_did(vha
, rscn_entry
))
1064 atomic_set(&vha
->loop_down_timer
, 0);
1065 vha
->flags
.management_server_logged_in
= 0;
1067 struct event_arg ea
;
1069 memset(&ea
, 0, sizeof(ea
));
1070 ea
.event
= FCME_RSCN
;
1071 ea
.id
.b24
= rscn_entry
;
1072 ea
.id
.b
.rsvd_1
= rscn_entry
>> 24;
1073 qla2x00_fcport_event_handler(vha
, &ea
);
1074 qla2x00_post_aen_work(vha
, FCH_EVT_RSCN
, rscn_entry
);
1077 /* case MBA_RIO_RESPONSE: */
1078 case MBA_ZIO_RESPONSE
:
1079 ql_dbg(ql_dbg_async
, vha
, 0x5015,
1080 "[R|Z]IO update completion.\n");
1082 if (IS_FWI2_CAPABLE(ha
))
1083 qla24xx_process_response_queue(vha
, rsp
);
1085 qla2x00_process_response_queue(rsp
);
1088 case MBA_DISCARD_RND_FRAME
:
1089 ql_dbg(ql_dbg_async
, vha
, 0x5016,
1090 "Discard RND Frame -- %04x %04x %04x.\n",
1091 mb
[1], mb
[2], mb
[3]);
1094 case MBA_TRACE_NOTIFICATION
:
1095 ql_dbg(ql_dbg_async
, vha
, 0x5017,
1096 "Trace Notification -- %04x %04x.\n", mb
[1], mb
[2]);
1099 case MBA_ISP84XX_ALERT
:
1100 ql_dbg(ql_dbg_async
, vha
, 0x5018,
1101 "ISP84XX Alert Notification -- %04x %04x %04x.\n",
1102 mb
[1], mb
[2], mb
[3]);
1104 spin_lock_irqsave(&ha
->cs84xx
->access_lock
, flags
);
1106 case A84_PANIC_RECOVERY
:
1107 ql_log(ql_log_info
, vha
, 0x5019,
1108 "Alert 84XX: panic recovery %04x %04x.\n",
1111 case A84_OP_LOGIN_COMPLETE
:
1112 ha
->cs84xx
->op_fw_version
= mb
[3] << 16 | mb
[2];
1113 ql_log(ql_log_info
, vha
, 0x501a,
1114 "Alert 84XX: firmware version %x.\n",
1115 ha
->cs84xx
->op_fw_version
);
1117 case A84_DIAG_LOGIN_COMPLETE
:
1118 ha
->cs84xx
->diag_fw_version
= mb
[3] << 16 | mb
[2];
1119 ql_log(ql_log_info
, vha
, 0x501b,
1120 "Alert 84XX: diagnostic firmware version %x.\n",
1121 ha
->cs84xx
->diag_fw_version
);
1123 case A84_GOLD_LOGIN_COMPLETE
:
1124 ha
->cs84xx
->diag_fw_version
= mb
[3] << 16 | mb
[2];
1125 ha
->cs84xx
->fw_update
= 1;
1126 ql_log(ql_log_info
, vha
, 0x501c,
1127 "Alert 84XX: gold firmware version %x.\n",
1128 ha
->cs84xx
->gold_fw_version
);
1131 ql_log(ql_log_warn
, vha
, 0x501d,
1132 "Alert 84xx: Invalid Alert %04x %04x %04x.\n",
1133 mb
[1], mb
[2], mb
[3]);
1135 spin_unlock_irqrestore(&ha
->cs84xx
->access_lock
, flags
);
1137 case MBA_DCBX_START
:
1138 ql_dbg(ql_dbg_async
, vha
, 0x501e,
1139 "DCBX Started -- %04x %04x %04x.\n",
1140 mb
[1], mb
[2], mb
[3]);
1142 case MBA_DCBX_PARAM_UPDATE
:
1143 ql_dbg(ql_dbg_async
, vha
, 0x501f,
1144 "DCBX Parameters Updated -- %04x %04x %04x.\n",
1145 mb
[1], mb
[2], mb
[3]);
1147 case MBA_FCF_CONF_ERR
:
1148 ql_dbg(ql_dbg_async
, vha
, 0x5020,
1149 "FCF Configuration Error -- %04x %04x %04x.\n",
1150 mb
[1], mb
[2], mb
[3]);
1152 case MBA_IDC_NOTIFY
:
1153 if (IS_QLA8031(vha
->hw
) || IS_QLA8044(ha
)) {
1154 mb
[4] = RD_REG_WORD(®24
->mailbox4
);
1155 if (((mb
[2] & 0x7fff) == MBC_PORT_RESET
||
1156 (mb
[2] & 0x7fff) == MBC_SET_PORT_CONFIG
) &&
1157 (mb
[4] & INTERNAL_LOOPBACK_MASK
) != 0) {
1158 set_bit(ISP_QUIESCE_NEEDED
, &vha
->dpc_flags
);
1160 * Extend loop down timer since port is active.
1162 if (atomic_read(&vha
->loop_state
) == LOOP_DOWN
)
1163 atomic_set(&vha
->loop_down_timer
,
1165 qla2xxx_wake_dpc(vha
);
1168 case MBA_IDC_COMPLETE
:
1169 if (ha
->notify_lb_portup_comp
&& !vha
->vp_idx
)
1170 complete(&ha
->lb_portup_comp
);
1172 case MBA_IDC_TIME_EXT
:
1173 if (IS_QLA81XX(vha
->hw
) || IS_QLA8031(vha
->hw
) ||
1175 qla81xx_idc_event(vha
, mb
[0], mb
[1]);
1179 mb
[4] = RD_REG_WORD(®24
->mailbox4
);
1180 mb
[5] = RD_REG_WORD(®24
->mailbox5
);
1181 mb
[6] = RD_REG_WORD(®24
->mailbox6
);
1182 mb
[7] = RD_REG_WORD(®24
->mailbox7
);
1183 qla83xx_handle_8200_aen(vha
, mb
);
1186 case MBA_DPORT_DIAGNOSTICS
:
1187 ql_dbg(ql_dbg_async
, vha
, 0x5052,
1188 "D-Port Diagnostics: %04x result=%s\n",
1190 mb
[1] == 0 ? "start" :
1191 mb
[1] == 1 ? "done (pass)" :
1192 mb
[1] == 2 ? "done (error)" : "other");
1195 case MBA_TEMPERATURE_ALERT
:
1196 ql_dbg(ql_dbg_async
, vha
, 0x505e,
1197 "TEMPERATURE ALERT: %04x %04x %04x\n", mb
[1], mb
[2], mb
[3]);
1199 schedule_work(&ha
->board_disable
);
1203 ql_dbg(ql_dbg_async
, vha
, 0x5057,
1204 "Unknown AEN:%04x %04x %04x %04x\n",
1205 mb
[0], mb
[1], mb
[2], mb
[3]);
1208 qlt_async_event(mb
[0], vha
, mb
);
1210 if (!vha
->vp_idx
&& ha
->num_vhosts
)
1211 qla2x00_alert_all_vps(rsp
, mb
);
1215 * qla2x00_process_completed_request() - Process a Fast Post response.
1216 * @ha: SCSI driver HA context
1220 qla2x00_process_completed_request(struct scsi_qla_host
*vha
,
1221 struct req_que
*req
, uint32_t index
)
1224 struct qla_hw_data
*ha
= vha
->hw
;
1226 /* Validate handle. */
1227 if (index
>= req
->num_outstanding_cmds
) {
1228 ql_log(ql_log_warn
, vha
, 0x3014,
1229 "Invalid SCSI 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
);
1238 sp
= req
->outstanding_cmds
[index
];
1240 /* Free outstanding command slot. */
1241 req
->outstanding_cmds
[index
] = NULL
;
1243 /* Save ISP completion status */
1244 sp
->done(sp
, DID_OK
<< 16);
1246 ql_log(ql_log_warn
, vha
, 0x3016, "Invalid SCSI SRB.\n");
1248 if (IS_P3P_TYPE(ha
))
1249 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
1251 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1256 qla2x00_get_sp_from_handle(scsi_qla_host_t
*vha
, const char *func
,
1257 struct req_que
*req
, void *iocb
)
1259 struct qla_hw_data
*ha
= vha
->hw
;
1260 sts_entry_t
*pkt
= iocb
;
1264 index
= LSW(pkt
->handle
);
1265 if (index
>= req
->num_outstanding_cmds
) {
1266 ql_log(ql_log_warn
, vha
, 0x5031,
1267 "Invalid command index (%x) type %8ph.\n",
1269 if (IS_P3P_TYPE(ha
))
1270 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
1272 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1275 sp
= req
->outstanding_cmds
[index
];
1277 ql_log(ql_log_warn
, vha
, 0x5032,
1278 "Invalid completion handle (%x) -- timed-out.\n", index
);
1281 if (sp
->handle
!= index
) {
1282 ql_log(ql_log_warn
, vha
, 0x5033,
1283 "SRB handle (%x) mismatch %x.\n", sp
->handle
, index
);
1287 req
->outstanding_cmds
[index
] = NULL
;
1294 qla2x00_mbx_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1295 struct mbx_entry
*mbx
)
1297 const char func
[] = "MBX-IOCB";
1301 struct srb_iocb
*lio
;
1305 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, mbx
);
1309 lio
= &sp
->u
.iocb_cmd
;
1311 fcport
= sp
->fcport
;
1312 data
= lio
->u
.logio
.data
;
1314 data
[0] = MBS_COMMAND_ERROR
;
1315 data
[1] = lio
->u
.logio
.flags
& SRB_LOGIN_RETRIED
?
1316 QLA_LOGIO_LOGIN_RETRIED
: 0;
1317 if (mbx
->entry_status
) {
1318 ql_dbg(ql_dbg_async
, vha
, 0x5043,
1319 "Async-%s error entry - hdl=%x portid=%02x%02x%02x "
1320 "entry-status=%x status=%x state-flag=%x "
1321 "status-flags=%x.\n", type
, sp
->handle
,
1322 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
1323 fcport
->d_id
.b
.al_pa
, mbx
->entry_status
,
1324 le16_to_cpu(mbx
->status
), le16_to_cpu(mbx
->state_flags
),
1325 le16_to_cpu(mbx
->status_flags
));
1327 ql_dump_buffer(ql_dbg_async
+ ql_dbg_buffer
, vha
, 0x5029,
1328 (uint8_t *)mbx
, sizeof(*mbx
));
1333 status
= le16_to_cpu(mbx
->status
);
1334 if (status
== 0x30 && sp
->type
== SRB_LOGIN_CMD
&&
1335 le16_to_cpu(mbx
->mb0
) == MBS_COMMAND_COMPLETE
)
1337 if (!status
&& le16_to_cpu(mbx
->mb0
) == MBS_COMMAND_COMPLETE
) {
1338 ql_dbg(ql_dbg_async
, vha
, 0x5045,
1339 "Async-%s complete - hdl=%x portid=%02x%02x%02x mbx1=%x.\n",
1340 type
, sp
->handle
, fcport
->d_id
.b
.domain
,
1341 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1342 le16_to_cpu(mbx
->mb1
));
1344 data
[0] = MBS_COMMAND_COMPLETE
;
1345 if (sp
->type
== SRB_LOGIN_CMD
) {
1346 fcport
->port_type
= FCT_TARGET
;
1347 if (le16_to_cpu(mbx
->mb1
) & BIT_0
)
1348 fcport
->port_type
= FCT_INITIATOR
;
1349 else if (le16_to_cpu(mbx
->mb1
) & BIT_1
)
1350 fcport
->flags
|= FCF_FCP2_DEVICE
;
1355 data
[0] = le16_to_cpu(mbx
->mb0
);
1357 case MBS_PORT_ID_USED
:
1358 data
[1] = le16_to_cpu(mbx
->mb1
);
1360 case MBS_LOOP_ID_USED
:
1363 data
[0] = MBS_COMMAND_ERROR
;
1367 ql_log(ql_log_warn
, vha
, 0x5046,
1368 "Async-%s failed - hdl=%x portid=%02x%02x%02x status=%x "
1369 "mb0=%x mb1=%x mb2=%x mb6=%x mb7=%x.\n", type
, sp
->handle
,
1370 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1371 status
, le16_to_cpu(mbx
->mb0
), le16_to_cpu(mbx
->mb1
),
1372 le16_to_cpu(mbx
->mb2
), le16_to_cpu(mbx
->mb6
),
1373 le16_to_cpu(mbx
->mb7
));
1380 qla24xx_mbx_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1381 struct mbx_24xx_entry
*pkt
)
1383 const char func
[] = "MBX-IOCB2";
1385 struct srb_iocb
*si
;
1389 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
1393 si
= &sp
->u
.iocb_cmd
;
1394 sz
= min(ARRAY_SIZE(pkt
->mb
), ARRAY_SIZE(sp
->u
.iocb_cmd
.u
.mbx
.in_mb
));
1396 for (i
= 0; i
< sz
; i
++)
1397 si
->u
.mbx
.in_mb
[i
] = le16_to_cpu(pkt
->mb
[i
]);
1399 res
= (si
->u
.mbx
.in_mb
[0] & MBS_MASK
);
1405 qla24xxx_nack_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1406 struct nack_to_isp
*pkt
)
1408 const char func
[] = "nack";
1412 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
1416 if (pkt
->u
.isp2x
.status
!= cpu_to_le16(NOTIFY_ACK_SUCCESS
))
1417 res
= QLA_FUNCTION_FAILED
;
1423 qla2x00_ct_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1424 sts_entry_t
*pkt
, int iocb_type
)
1426 const char func
[] = "CT_IOCB";
1429 struct bsg_job
*bsg_job
;
1430 struct fc_bsg_reply
*bsg_reply
;
1431 uint16_t comp_status
;
1434 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
1440 bsg_job
= sp
->u
.bsg_job
;
1441 bsg_reply
= bsg_job
->reply
;
1443 type
= "ct pass-through";
1445 comp_status
= le16_to_cpu(pkt
->comp_status
);
1448 * return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
1449 * fc payload to the caller
1451 bsg_reply
->reply_data
.ctels_reply
.status
= FC_CTELS_STATUS_OK
;
1452 bsg_job
->reply_len
= sizeof(struct fc_bsg_reply
);
1454 if (comp_status
!= CS_COMPLETE
) {
1455 if (comp_status
== CS_DATA_UNDERRUN
) {
1457 bsg_reply
->reply_payload_rcv_len
=
1458 le16_to_cpu(((sts_entry_t
*)pkt
)->rsp_info_len
);
1460 ql_log(ql_log_warn
, vha
, 0x5048,
1461 "CT pass-through-%s error comp_status=0x%x total_byte=0x%x.\n",
1463 bsg_reply
->reply_payload_rcv_len
);
1465 ql_log(ql_log_warn
, vha
, 0x5049,
1466 "CT pass-through-%s error comp_status=0x%x.\n",
1468 res
= DID_ERROR
<< 16;
1469 bsg_reply
->reply_payload_rcv_len
= 0;
1471 ql_dump_buffer(ql_dbg_async
+ ql_dbg_buffer
, vha
, 0x5035,
1472 (uint8_t *)pkt
, sizeof(*pkt
));
1475 bsg_reply
->reply_payload_rcv_len
=
1476 bsg_job
->reply_payload
.payload_len
;
1477 bsg_job
->reply_len
= 0;
1480 case SRB_CT_PTHRU_CMD
:
1482 * borrowing sts_entry_24xx.comp_status.
1483 * same location as ct_entry_24xx.comp_status
1485 res
= qla2x00_chk_ms_status(vha
, (ms_iocb_entry_t
*)pkt
,
1486 (struct ct_sns_rsp
*)sp
->u
.iocb_cmd
.u
.ctarg
.rsp
,
1495 qla24xx_els_ct_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1496 struct sts_entry_24xx
*pkt
, int iocb_type
)
1498 const char func
[] = "ELS_CT_IOCB";
1501 struct bsg_job
*bsg_job
;
1502 struct fc_bsg_reply
*bsg_reply
;
1503 uint16_t comp_status
;
1504 uint32_t fw_status
[3];
1505 uint8_t* fw_sts_ptr
;
1508 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
1511 bsg_job
= sp
->u
.bsg_job
;
1512 bsg_reply
= bsg_job
->reply
;
1516 case SRB_ELS_CMD_RPT
:
1517 case SRB_ELS_CMD_HST
:
1521 type
= "ct pass-through";
1524 type
= "Driver ELS logo";
1525 ql_dbg(ql_dbg_user
, vha
, 0x5047,
1526 "Completing %s: (%p) type=%d.\n", type
, sp
, sp
->type
);
1529 case SRB_CT_PTHRU_CMD
:
1530 /* borrowing sts_entry_24xx.comp_status.
1531 same location as ct_entry_24xx.comp_status
1533 res
= qla2x00_chk_ms_status(vha
, (ms_iocb_entry_t
*)pkt
,
1534 (struct ct_sns_rsp
*)sp
->u
.iocb_cmd
.u
.ctarg
.rsp
,
1539 ql_dbg(ql_dbg_user
, vha
, 0x503e,
1540 "Unrecognized SRB: (%p) type=%d.\n", sp
, sp
->type
);
1544 comp_status
= fw_status
[0] = le16_to_cpu(pkt
->comp_status
);
1545 fw_status
[1] = le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->error_subcode_1
);
1546 fw_status
[2] = le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->error_subcode_2
);
1548 /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
1549 * fc payload to the caller
1551 bsg_reply
->reply_data
.ctels_reply
.status
= FC_CTELS_STATUS_OK
;
1552 bsg_job
->reply_len
= sizeof(struct fc_bsg_reply
) + sizeof(fw_status
);
1554 if (comp_status
!= CS_COMPLETE
) {
1555 if (comp_status
== CS_DATA_UNDERRUN
) {
1557 bsg_reply
->reply_payload_rcv_len
=
1558 le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->total_byte_count
);
1560 ql_dbg(ql_dbg_user
, vha
, 0x503f,
1561 "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x "
1562 "error subcode 1=0x%x error subcode 2=0x%x total_byte = 0x%x.\n",
1563 type
, sp
->handle
, comp_status
, fw_status
[1], fw_status
[2],
1564 le16_to_cpu(((struct els_sts_entry_24xx
*)
1565 pkt
)->total_byte_count
));
1566 fw_sts_ptr
= ((uint8_t*)scsi_req(bsg_job
->req
)->sense
) +
1567 sizeof(struct fc_bsg_reply
);
1568 memcpy( fw_sts_ptr
, fw_status
, sizeof(fw_status
));
1571 ql_dbg(ql_dbg_user
, vha
, 0x5040,
1572 "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x "
1573 "error subcode 1=0x%x error subcode 2=0x%x.\n",
1574 type
, sp
->handle
, comp_status
,
1575 le16_to_cpu(((struct els_sts_entry_24xx
*)
1576 pkt
)->error_subcode_1
),
1577 le16_to_cpu(((struct els_sts_entry_24xx
*)
1578 pkt
)->error_subcode_2
));
1579 res
= DID_ERROR
<< 16;
1580 bsg_reply
->reply_payload_rcv_len
= 0;
1581 fw_sts_ptr
= ((uint8_t*)scsi_req(bsg_job
->req
)->sense
) +
1582 sizeof(struct fc_bsg_reply
);
1583 memcpy( fw_sts_ptr
, fw_status
, sizeof(fw_status
));
1585 ql_dump_buffer(ql_dbg_user
+ ql_dbg_buffer
, vha
, 0x5056,
1586 (uint8_t *)pkt
, sizeof(*pkt
));
1590 bsg_reply
->reply_payload_rcv_len
= bsg_job
->reply_payload
.payload_len
;
1591 bsg_job
->reply_len
= 0;
1598 qla24xx_logio_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1599 struct logio_entry_24xx
*logio
)
1601 const char func
[] = "LOGIO-IOCB";
1605 struct srb_iocb
*lio
;
1609 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, logio
);
1613 lio
= &sp
->u
.iocb_cmd
;
1615 fcport
= sp
->fcport
;
1616 data
= lio
->u
.logio
.data
;
1618 data
[0] = MBS_COMMAND_ERROR
;
1619 data
[1] = lio
->u
.logio
.flags
& SRB_LOGIN_RETRIED
?
1620 QLA_LOGIO_LOGIN_RETRIED
: 0;
1621 if (logio
->entry_status
) {
1622 ql_log(ql_log_warn
, fcport
->vha
, 0x5034,
1623 "Async-%s error entry - hdl=%x"
1624 "portid=%02x%02x%02x entry-status=%x.\n",
1625 type
, sp
->handle
, fcport
->d_id
.b
.domain
,
1626 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1627 logio
->entry_status
);
1628 ql_dump_buffer(ql_dbg_async
+ ql_dbg_buffer
, vha
, 0x504d,
1629 (uint8_t *)logio
, sizeof(*logio
));
1634 if (le16_to_cpu(logio
->comp_status
) == CS_COMPLETE
) {
1635 ql_dbg(ql_dbg_async
, fcport
->vha
, 0x5036,
1636 "Async-%s complete - hdl=%x portid=%02x%02x%02x "
1637 "iop0=%x.\n", type
, sp
->handle
, fcport
->d_id
.b
.domain
,
1638 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1639 le32_to_cpu(logio
->io_parameter
[0]));
1641 vha
->hw
->exch_starvation
= 0;
1642 data
[0] = MBS_COMMAND_COMPLETE
;
1643 if (sp
->type
!= SRB_LOGIN_CMD
)
1646 iop
[0] = le32_to_cpu(logio
->io_parameter
[0]);
1647 if (iop
[0] & BIT_4
) {
1648 fcport
->port_type
= FCT_TARGET
;
1650 fcport
->flags
|= FCF_FCP2_DEVICE
;
1651 } else if (iop
[0] & BIT_5
)
1652 fcport
->port_type
= FCT_INITIATOR
;
1655 fcport
->flags
|= FCF_CONF_COMP_SUPPORTED
;
1657 if (logio
->io_parameter
[7] || logio
->io_parameter
[8])
1658 fcport
->supported_classes
|= FC_COS_CLASS2
;
1659 if (logio
->io_parameter
[9] || logio
->io_parameter
[10])
1660 fcport
->supported_classes
|= FC_COS_CLASS3
;
1665 iop
[0] = le32_to_cpu(logio
->io_parameter
[0]);
1666 iop
[1] = le32_to_cpu(logio
->io_parameter
[1]);
1667 lio
->u
.logio
.iop
[0] = iop
[0];
1668 lio
->u
.logio
.iop
[1] = iop
[1];
1670 case LSC_SCODE_PORTID_USED
:
1671 data
[0] = MBS_PORT_ID_USED
;
1672 data
[1] = LSW(iop
[1]);
1674 case LSC_SCODE_NPORT_USED
:
1675 data
[0] = MBS_LOOP_ID_USED
;
1677 case LSC_SCODE_NOXCB
:
1678 vha
->hw
->exch_starvation
++;
1679 if (vha
->hw
->exch_starvation
> 5) {
1680 ql_log(ql_log_warn
, vha
, 0xffff,
1681 "Exchange starvation. Resetting RISC\n");
1683 vha
->hw
->exch_starvation
= 0;
1685 if (IS_P3P_TYPE(vha
->hw
))
1686 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
1688 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1689 qla2xxx_wake_dpc(vha
);
1693 data
[0] = MBS_COMMAND_ERROR
;
1697 ql_dbg(ql_dbg_async
, fcport
->vha
, 0x5037,
1698 "Async-%s failed - hdl=%x portid=%02x%02x%02x comp=%x "
1699 "iop0=%x iop1=%x.\n", type
, sp
->handle
, fcport
->d_id
.b
.domain
,
1700 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1701 le16_to_cpu(logio
->comp_status
),
1702 le32_to_cpu(logio
->io_parameter
[0]),
1703 le32_to_cpu(logio
->io_parameter
[1]));
1710 qla24xx_tm_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
, void *tsk
)
1712 const char func
[] = "TMF-IOCB";
1716 struct srb_iocb
*iocb
;
1717 struct sts_entry_24xx
*sts
= (struct sts_entry_24xx
*)tsk
;
1719 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, tsk
);
1723 iocb
= &sp
->u
.iocb_cmd
;
1725 fcport
= sp
->fcport
;
1726 iocb
->u
.tmf
.data
= QLA_SUCCESS
;
1728 if (sts
->entry_status
) {
1729 ql_log(ql_log_warn
, fcport
->vha
, 0x5038,
1730 "Async-%s error - hdl=%x entry-status(%x).\n",
1731 type
, sp
->handle
, sts
->entry_status
);
1732 iocb
->u
.tmf
.data
= QLA_FUNCTION_FAILED
;
1733 } else if (sts
->comp_status
!= cpu_to_le16(CS_COMPLETE
)) {
1734 ql_log(ql_log_warn
, fcport
->vha
, 0x5039,
1735 "Async-%s error - hdl=%x completion status(%x).\n",
1736 type
, sp
->handle
, sts
->comp_status
);
1737 iocb
->u
.tmf
.data
= QLA_FUNCTION_FAILED
;
1738 } else if ((le16_to_cpu(sts
->scsi_status
) &
1739 SS_RESPONSE_INFO_LEN_VALID
)) {
1740 if (le32_to_cpu(sts
->rsp_data_len
) < 4) {
1741 ql_log(ql_log_warn
, fcport
->vha
, 0x503b,
1742 "Async-%s error - hdl=%x not enough response(%d).\n",
1743 type
, sp
->handle
, sts
->rsp_data_len
);
1744 } else if (sts
->data
[3]) {
1745 ql_log(ql_log_warn
, fcport
->vha
, 0x503c,
1746 "Async-%s error - hdl=%x response(%x).\n",
1747 type
, sp
->handle
, sts
->data
[3]);
1748 iocb
->u
.tmf
.data
= QLA_FUNCTION_FAILED
;
1752 if (iocb
->u
.tmf
.data
!= QLA_SUCCESS
)
1753 ql_dump_buffer(ql_dbg_async
+ ql_dbg_buffer
, vha
, 0x5055,
1754 (uint8_t *)sts
, sizeof(*sts
));
1760 * qla2x00_process_response_queue() - Process response queue entries.
1761 * @ha: SCSI driver HA context
1764 qla2x00_process_response_queue(struct rsp_que
*rsp
)
1766 struct scsi_qla_host
*vha
;
1767 struct qla_hw_data
*ha
= rsp
->hw
;
1768 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1770 uint16_t handle_cnt
;
1773 vha
= pci_get_drvdata(ha
->pdev
);
1775 if (!vha
->flags
.online
)
1778 while (rsp
->ring_ptr
->signature
!= RESPONSE_PROCESSED
) {
1779 pkt
= (sts_entry_t
*)rsp
->ring_ptr
;
1782 if (rsp
->ring_index
== rsp
->length
) {
1783 rsp
->ring_index
= 0;
1784 rsp
->ring_ptr
= rsp
->ring
;
1789 if (pkt
->entry_status
!= 0) {
1790 qla2x00_error_entry(vha
, rsp
, pkt
);
1791 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
1796 switch (pkt
->entry_type
) {
1798 qla2x00_status_entry(vha
, rsp
, pkt
);
1800 case STATUS_TYPE_21
:
1801 handle_cnt
= ((sts21_entry_t
*)pkt
)->handle_count
;
1802 for (cnt
= 0; cnt
< handle_cnt
; cnt
++) {
1803 qla2x00_process_completed_request(vha
, rsp
->req
,
1804 ((sts21_entry_t
*)pkt
)->handle
[cnt
]);
1807 case STATUS_TYPE_22
:
1808 handle_cnt
= ((sts22_entry_t
*)pkt
)->handle_count
;
1809 for (cnt
= 0; cnt
< handle_cnt
; cnt
++) {
1810 qla2x00_process_completed_request(vha
, rsp
->req
,
1811 ((sts22_entry_t
*)pkt
)->handle
[cnt
]);
1814 case STATUS_CONT_TYPE
:
1815 qla2x00_status_cont_entry(rsp
, (sts_cont_entry_t
*)pkt
);
1818 qla2x00_mbx_iocb_entry(vha
, rsp
->req
,
1819 (struct mbx_entry
*)pkt
);
1822 qla2x00_ct_entry(vha
, rsp
->req
, pkt
, CT_IOCB_TYPE
);
1825 /* Type Not Supported. */
1826 ql_log(ql_log_warn
, vha
, 0x504a,
1827 "Received unknown response pkt type %x "
1828 "entry status=%x.\n",
1829 pkt
->entry_type
, pkt
->entry_status
);
1832 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
1836 /* Adjust ring index */
1837 WRT_REG_WORD(ISP_RSP_Q_OUT(ha
, reg
), rsp
->ring_index
);
1841 qla2x00_handle_sense(srb_t
*sp
, uint8_t *sense_data
, uint32_t par_sense_len
,
1842 uint32_t sense_len
, struct rsp_que
*rsp
, int res
)
1844 struct scsi_qla_host
*vha
= sp
->vha
;
1845 struct scsi_cmnd
*cp
= GET_CMD_SP(sp
);
1846 uint32_t track_sense_len
;
1848 if (sense_len
>= SCSI_SENSE_BUFFERSIZE
)
1849 sense_len
= SCSI_SENSE_BUFFERSIZE
;
1851 SET_CMD_SENSE_LEN(sp
, sense_len
);
1852 SET_CMD_SENSE_PTR(sp
, cp
->sense_buffer
);
1853 track_sense_len
= sense_len
;
1855 if (sense_len
> par_sense_len
)
1856 sense_len
= par_sense_len
;
1858 memcpy(cp
->sense_buffer
, sense_data
, sense_len
);
1860 SET_CMD_SENSE_PTR(sp
, cp
->sense_buffer
+ sense_len
);
1861 track_sense_len
-= sense_len
;
1862 SET_CMD_SENSE_LEN(sp
, track_sense_len
);
1864 if (track_sense_len
!= 0) {
1865 rsp
->status_srb
= sp
;
1870 ql_dbg(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x301c,
1871 "Check condition Sense data, nexus%ld:%d:%llu cmd=%p.\n",
1872 sp
->vha
->host_no
, cp
->device
->id
, cp
->device
->lun
,
1874 ql_dump_buffer(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x302b,
1875 cp
->sense_buffer
, sense_len
);
1879 struct scsi_dif_tuple
{
1880 __be16 guard
; /* Checksum */
1881 __be16 app_tag
; /* APPL identifier */
1882 __be32 ref_tag
; /* Target LBA or indirect LBA */
1886 * Checks the guard or meta-data for the type of error
1887 * detected by the HBA. In case of errors, we set the
1888 * ASC/ASCQ fields in the sense buffer with ILLEGAL_REQUEST
1889 * to indicate to the kernel that the HBA detected error.
1892 qla2x00_handle_dif_error(srb_t
*sp
, struct sts_entry_24xx
*sts24
)
1894 struct scsi_qla_host
*vha
= sp
->vha
;
1895 struct scsi_cmnd
*cmd
= GET_CMD_SP(sp
);
1896 uint8_t *ap
= &sts24
->data
[12];
1897 uint8_t *ep
= &sts24
->data
[20];
1898 uint32_t e_ref_tag
, a_ref_tag
;
1899 uint16_t e_app_tag
, a_app_tag
;
1900 uint16_t e_guard
, a_guard
;
1903 * swab32 of the "data" field in the beginning of qla2x00_status_entry()
1904 * would make guard field appear at offset 2
1906 a_guard
= le16_to_cpu(*(uint16_t *)(ap
+ 2));
1907 a_app_tag
= le16_to_cpu(*(uint16_t *)(ap
+ 0));
1908 a_ref_tag
= le32_to_cpu(*(uint32_t *)(ap
+ 4));
1909 e_guard
= le16_to_cpu(*(uint16_t *)(ep
+ 2));
1910 e_app_tag
= le16_to_cpu(*(uint16_t *)(ep
+ 0));
1911 e_ref_tag
= le32_to_cpu(*(uint32_t *)(ep
+ 4));
1913 ql_dbg(ql_dbg_io
, vha
, 0x3023,
1914 "iocb(s) %p Returned STATUS.\n", sts24
);
1916 ql_dbg(ql_dbg_io
, vha
, 0x3024,
1917 "DIF ERROR in cmd 0x%x lba 0x%llx act ref"
1918 " tag=0x%x, exp ref_tag=0x%x, act app tag=0x%x, exp app"
1919 " tag=0x%x, act guard=0x%x, exp guard=0x%x.\n",
1920 cmd
->cmnd
[0], (u64
)scsi_get_lba(cmd
), a_ref_tag
, e_ref_tag
,
1921 a_app_tag
, e_app_tag
, a_guard
, e_guard
);
1925 * For type 3: ref & app tag is all 'f's
1926 * For type 0,1,2: app tag is all 'f's
1928 if ((a_app_tag
== 0xffff) &&
1929 ((scsi_get_prot_type(cmd
) != SCSI_PROT_DIF_TYPE3
) ||
1930 (a_ref_tag
== 0xffffffff))) {
1931 uint32_t blocks_done
, resid
;
1932 sector_t lba_s
= scsi_get_lba(cmd
);
1934 /* 2TB boundary case covered automatically with this */
1935 blocks_done
= e_ref_tag
- (uint32_t)lba_s
+ 1;
1937 resid
= scsi_bufflen(cmd
) - (blocks_done
*
1938 cmd
->device
->sector_size
);
1940 scsi_set_resid(cmd
, resid
);
1941 cmd
->result
= DID_OK
<< 16;
1943 /* Update protection tag */
1944 if (scsi_prot_sg_count(cmd
)) {
1945 uint32_t i
, j
= 0, k
= 0, num_ent
;
1946 struct scatterlist
*sg
;
1947 struct t10_pi_tuple
*spt
;
1949 /* Patch the corresponding protection tags */
1950 scsi_for_each_prot_sg(cmd
, sg
,
1951 scsi_prot_sg_count(cmd
), i
) {
1952 num_ent
= sg_dma_len(sg
) / 8;
1953 if (k
+ num_ent
< blocks_done
) {
1957 j
= blocks_done
- k
- 1;
1962 if (k
!= blocks_done
) {
1963 ql_log(ql_log_warn
, vha
, 0x302f,
1964 "unexpected tag values tag:lba=%x:%llx)\n",
1965 e_ref_tag
, (unsigned long long)lba_s
);
1969 spt
= page_address(sg_page(sg
)) + sg
->offset
;
1972 spt
->app_tag
= 0xffff;
1973 if (scsi_get_prot_type(cmd
) == SCSI_PROT_DIF_TYPE3
)
1974 spt
->ref_tag
= 0xffffffff;
1981 if (e_guard
!= a_guard
) {
1982 scsi_build_sense_buffer(1, cmd
->sense_buffer
, ILLEGAL_REQUEST
,
1984 set_driver_byte(cmd
, DRIVER_SENSE
);
1985 set_host_byte(cmd
, DID_ABORT
);
1986 cmd
->result
|= SAM_STAT_CHECK_CONDITION
<< 1;
1991 if (e_ref_tag
!= a_ref_tag
) {
1992 scsi_build_sense_buffer(1, cmd
->sense_buffer
, ILLEGAL_REQUEST
,
1994 set_driver_byte(cmd
, DRIVER_SENSE
);
1995 set_host_byte(cmd
, DID_ABORT
);
1996 cmd
->result
|= SAM_STAT_CHECK_CONDITION
<< 1;
2000 /* check appl tag */
2001 if (e_app_tag
!= a_app_tag
) {
2002 scsi_build_sense_buffer(1, cmd
->sense_buffer
, ILLEGAL_REQUEST
,
2004 set_driver_byte(cmd
, DRIVER_SENSE
);
2005 set_host_byte(cmd
, DID_ABORT
);
2006 cmd
->result
|= SAM_STAT_CHECK_CONDITION
<< 1;
2014 qla25xx_process_bidir_status_iocb(scsi_qla_host_t
*vha
, void *pkt
,
2015 struct req_que
*req
, uint32_t index
)
2017 struct qla_hw_data
*ha
= vha
->hw
;
2019 uint16_t comp_status
;
2020 uint16_t scsi_status
;
2022 uint32_t rval
= EXT_STATUS_OK
;
2023 struct bsg_job
*bsg_job
= NULL
;
2024 struct fc_bsg_request
*bsg_request
;
2025 struct fc_bsg_reply
*bsg_reply
;
2027 struct sts_entry_24xx
*sts24
;
2028 sts
= (sts_entry_t
*) pkt
;
2029 sts24
= (struct sts_entry_24xx
*) pkt
;
2031 /* Validate handle. */
2032 if (index
>= req
->num_outstanding_cmds
) {
2033 ql_log(ql_log_warn
, vha
, 0x70af,
2034 "Invalid SCSI completion handle 0x%x.\n", index
);
2035 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2039 sp
= req
->outstanding_cmds
[index
];
2041 ql_log(ql_log_warn
, vha
, 0x70b0,
2042 "Req:%d: Invalid ISP SCSI completion handle(0x%x)\n",
2045 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2049 /* Free outstanding command slot. */
2050 req
->outstanding_cmds
[index
] = NULL
;
2051 bsg_job
= sp
->u
.bsg_job
;
2052 bsg_request
= bsg_job
->request
;
2053 bsg_reply
= bsg_job
->reply
;
2055 if (IS_FWI2_CAPABLE(ha
)) {
2056 comp_status
= le16_to_cpu(sts24
->comp_status
);
2057 scsi_status
= le16_to_cpu(sts24
->scsi_status
) & SS_MASK
;
2059 comp_status
= le16_to_cpu(sts
->comp_status
);
2060 scsi_status
= le16_to_cpu(sts
->scsi_status
) & SS_MASK
;
2063 thread_id
= bsg_request
->rqst_data
.h_vendor
.vendor_cmd
[1];
2064 switch (comp_status
) {
2066 if (scsi_status
== 0) {
2067 bsg_reply
->reply_payload_rcv_len
=
2068 bsg_job
->reply_payload
.payload_len
;
2069 vha
->qla_stats
.input_bytes
+=
2070 bsg_reply
->reply_payload_rcv_len
;
2071 vha
->qla_stats
.input_requests
++;
2072 rval
= EXT_STATUS_OK
;
2076 case CS_DATA_OVERRUN
:
2077 ql_dbg(ql_dbg_user
, vha
, 0x70b1,
2078 "Command completed with date overrun thread_id=%d\n",
2080 rval
= EXT_STATUS_DATA_OVERRUN
;
2083 case CS_DATA_UNDERRUN
:
2084 ql_dbg(ql_dbg_user
, vha
, 0x70b2,
2085 "Command completed with date underrun thread_id=%d\n",
2087 rval
= EXT_STATUS_DATA_UNDERRUN
;
2089 case CS_BIDIR_RD_OVERRUN
:
2090 ql_dbg(ql_dbg_user
, vha
, 0x70b3,
2091 "Command completed with read data overrun thread_id=%d\n",
2093 rval
= EXT_STATUS_DATA_OVERRUN
;
2096 case CS_BIDIR_RD_WR_OVERRUN
:
2097 ql_dbg(ql_dbg_user
, vha
, 0x70b4,
2098 "Command completed with read and write data overrun "
2099 "thread_id=%d\n", thread_id
);
2100 rval
= EXT_STATUS_DATA_OVERRUN
;
2103 case CS_BIDIR_RD_OVERRUN_WR_UNDERRUN
:
2104 ql_dbg(ql_dbg_user
, vha
, 0x70b5,
2105 "Command completed with read data over and write data "
2106 "underrun thread_id=%d\n", thread_id
);
2107 rval
= EXT_STATUS_DATA_OVERRUN
;
2110 case CS_BIDIR_RD_UNDERRUN
:
2111 ql_dbg(ql_dbg_user
, vha
, 0x70b6,
2112 "Command completed with read data data underrun "
2113 "thread_id=%d\n", thread_id
);
2114 rval
= EXT_STATUS_DATA_UNDERRUN
;
2117 case CS_BIDIR_RD_UNDERRUN_WR_OVERRUN
:
2118 ql_dbg(ql_dbg_user
, vha
, 0x70b7,
2119 "Command completed with read data under and write data "
2120 "overrun thread_id=%d\n", thread_id
);
2121 rval
= EXT_STATUS_DATA_UNDERRUN
;
2124 case CS_BIDIR_RD_WR_UNDERRUN
:
2125 ql_dbg(ql_dbg_user
, vha
, 0x70b8,
2126 "Command completed with read and write data underrun "
2127 "thread_id=%d\n", thread_id
);
2128 rval
= EXT_STATUS_DATA_UNDERRUN
;
2132 ql_dbg(ql_dbg_user
, vha
, 0x70b9,
2133 "Command completed with data DMA error thread_id=%d\n",
2135 rval
= EXT_STATUS_DMA_ERR
;
2139 ql_dbg(ql_dbg_user
, vha
, 0x70ba,
2140 "Command completed with timeout thread_id=%d\n",
2142 rval
= EXT_STATUS_TIMEOUT
;
2145 ql_dbg(ql_dbg_user
, vha
, 0x70bb,
2146 "Command completed with completion status=0x%x "
2147 "thread_id=%d\n", comp_status
, thread_id
);
2148 rval
= EXT_STATUS_ERR
;
2151 bsg_reply
->reply_payload_rcv_len
= 0;
2154 /* Return the vendor specific reply to API */
2155 bsg_reply
->reply_data
.vendor_reply
.vendor_rsp
[0] = rval
;
2156 bsg_job
->reply_len
= sizeof(struct fc_bsg_reply
);
2157 /* Always return DID_OK, bsg will send the vendor specific response
2158 * in this case only */
2159 sp
->done(sp
, DID_OK
<< 6);
2164 * qla2x00_status_entry() - Process a Status IOCB entry.
2165 * @ha: SCSI driver HA context
2166 * @pkt: Entry pointer
2169 qla2x00_status_entry(scsi_qla_host_t
*vha
, struct rsp_que
*rsp
, void *pkt
)
2173 struct scsi_cmnd
*cp
;
2175 struct sts_entry_24xx
*sts24
;
2176 uint16_t comp_status
;
2177 uint16_t scsi_status
;
2179 uint8_t lscsi_status
;
2181 uint32_t sense_len
, par_sense_len
, rsp_info_len
, resid_len
,
2183 uint8_t *rsp_info
, *sense_data
;
2184 struct qla_hw_data
*ha
= vha
->hw
;
2187 struct req_que
*req
;
2190 uint16_t state_flags
= 0;
2191 uint16_t retry_delay
= 0;
2192 uint8_t no_logout
= 0;
2194 sts
= (sts_entry_t
*) pkt
;
2195 sts24
= (struct sts_entry_24xx
*) pkt
;
2196 if (IS_FWI2_CAPABLE(ha
)) {
2197 comp_status
= le16_to_cpu(sts24
->comp_status
);
2198 scsi_status
= le16_to_cpu(sts24
->scsi_status
) & SS_MASK
;
2199 state_flags
= le16_to_cpu(sts24
->state_flags
);
2201 comp_status
= le16_to_cpu(sts
->comp_status
);
2202 scsi_status
= le16_to_cpu(sts
->scsi_status
) & SS_MASK
;
2204 handle
= (uint32_t) LSW(sts
->handle
);
2205 que
= MSW(sts
->handle
);
2206 req
= ha
->req_q_map
[que
];
2208 /* Check for invalid queue pointer */
2210 que
>= find_first_zero_bit(ha
->req_qid_map
, ha
->max_req_queues
)) {
2211 ql_dbg(ql_dbg_io
, vha
, 0x3059,
2212 "Invalid status handle (0x%x): Bad req pointer. req=%p, "
2213 "que=%u.\n", sts
->handle
, req
, que
);
2217 /* Validate handle. */
2218 if (handle
< req
->num_outstanding_cmds
) {
2219 sp
= req
->outstanding_cmds
[handle
];
2221 ql_dbg(ql_dbg_io
, vha
, 0x3075,
2222 "%s(%ld): Already returned command for status handle (0x%x).\n",
2223 __func__
, vha
->host_no
, sts
->handle
);
2227 ql_dbg(ql_dbg_io
, vha
, 0x3017,
2228 "Invalid status handle, out of range (0x%x).\n",
2231 if (!test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
)) {
2232 if (IS_P3P_TYPE(ha
))
2233 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
2235 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2236 qla2xxx_wake_dpc(vha
);
2241 if (unlikely((state_flags
& BIT_1
) && (sp
->type
== SRB_BIDI_CMD
))) {
2242 qla25xx_process_bidir_status_iocb(vha
, pkt
, req
, handle
);
2246 /* Task Management completion. */
2247 if (sp
->type
== SRB_TM_CMD
) {
2248 qla24xx_tm_iocb_entry(vha
, req
, pkt
);
2252 /* Fast path completion. */
2253 if (comp_status
== CS_COMPLETE
&& scsi_status
== 0) {
2254 qla2x00_process_completed_request(vha
, req
, handle
);
2259 req
->outstanding_cmds
[handle
] = NULL
;
2260 cp
= GET_CMD_SP(sp
);
2262 ql_dbg(ql_dbg_io
, vha
, 0x3018,
2263 "Command already returned (0x%x/%p).\n",
2269 lscsi_status
= scsi_status
& STATUS_MASK
;
2271 fcport
= sp
->fcport
;
2274 sense_len
= par_sense_len
= rsp_info_len
= resid_len
=
2276 if (IS_FWI2_CAPABLE(ha
)) {
2277 if (scsi_status
& SS_SENSE_LEN_VALID
)
2278 sense_len
= le32_to_cpu(sts24
->sense_len
);
2279 if (scsi_status
& SS_RESPONSE_INFO_LEN_VALID
)
2280 rsp_info_len
= le32_to_cpu(sts24
->rsp_data_len
);
2281 if (scsi_status
& (SS_RESIDUAL_UNDER
| SS_RESIDUAL_OVER
))
2282 resid_len
= le32_to_cpu(sts24
->rsp_residual_count
);
2283 if (comp_status
== CS_DATA_UNDERRUN
)
2284 fw_resid_len
= le32_to_cpu(sts24
->residual_len
);
2285 rsp_info
= sts24
->data
;
2286 sense_data
= sts24
->data
;
2287 host_to_fcp_swap(sts24
->data
, sizeof(sts24
->data
));
2288 ox_id
= le16_to_cpu(sts24
->ox_id
);
2289 par_sense_len
= sizeof(sts24
->data
);
2290 /* Valid values of the retry delay timer are 0x1-0xffef */
2291 if (sts24
->retry_delay
> 0 && sts24
->retry_delay
< 0xfff1)
2292 retry_delay
= sts24
->retry_delay
;
2294 if (scsi_status
& SS_SENSE_LEN_VALID
)
2295 sense_len
= le16_to_cpu(sts
->req_sense_length
);
2296 if (scsi_status
& SS_RESPONSE_INFO_LEN_VALID
)
2297 rsp_info_len
= le16_to_cpu(sts
->rsp_info_len
);
2298 resid_len
= le32_to_cpu(sts
->residual_length
);
2299 rsp_info
= sts
->rsp_info
;
2300 sense_data
= sts
->req_sense_data
;
2301 par_sense_len
= sizeof(sts
->req_sense_data
);
2304 /* Check for any FCP transport errors. */
2305 if (scsi_status
& SS_RESPONSE_INFO_LEN_VALID
) {
2306 /* Sense data lies beyond any FCP RESPONSE data. */
2307 if (IS_FWI2_CAPABLE(ha
)) {
2308 sense_data
+= rsp_info_len
;
2309 par_sense_len
-= rsp_info_len
;
2311 if (rsp_info_len
> 3 && rsp_info
[3]) {
2312 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3019,
2313 "FCP I/O protocol failure (0x%x/0x%x).\n",
2314 rsp_info_len
, rsp_info
[3]);
2316 res
= DID_BUS_BUSY
<< 16;
2321 /* Check for overrun. */
2322 if (IS_FWI2_CAPABLE(ha
) && comp_status
== CS_COMPLETE
&&
2323 scsi_status
& SS_RESIDUAL_OVER
)
2324 comp_status
= CS_DATA_OVERRUN
;
2327 * Check retry_delay_timer value if we receive a busy or
2330 if (lscsi_status
== SAM_STAT_TASK_SET_FULL
||
2331 lscsi_status
== SAM_STAT_BUSY
)
2332 qla2x00_set_retry_delay_timestamp(fcport
, retry_delay
);
2335 * Based on Host and scsi status generate status code for Linux
2337 switch (comp_status
) {
2340 if (scsi_status
== 0) {
2344 if (scsi_status
& (SS_RESIDUAL_UNDER
| SS_RESIDUAL_OVER
)) {
2346 scsi_set_resid(cp
, resid
);
2348 if (!lscsi_status
&&
2349 ((unsigned)(scsi_bufflen(cp
) - resid
) <
2351 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301a,
2352 "Mid-layer underflow "
2353 "detected (0x%x of 0x%x bytes).\n",
2354 resid
, scsi_bufflen(cp
));
2356 res
= DID_ERROR
<< 16;
2360 res
= DID_OK
<< 16 | lscsi_status
;
2362 if (lscsi_status
== SAM_STAT_TASK_SET_FULL
) {
2363 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301b,
2364 "QUEUE FULL detected.\n");
2368 if (lscsi_status
!= SS_CHECK_CONDITION
)
2371 memset(cp
->sense_buffer
, 0, SCSI_SENSE_BUFFERSIZE
);
2372 if (!(scsi_status
& SS_SENSE_LEN_VALID
))
2375 qla2x00_handle_sense(sp
, sense_data
, par_sense_len
, sense_len
,
2379 case CS_DATA_UNDERRUN
:
2380 /* Use F/W calculated residual length. */
2381 resid
= IS_FWI2_CAPABLE(ha
) ? fw_resid_len
: resid_len
;
2382 scsi_set_resid(cp
, resid
);
2383 if (scsi_status
& SS_RESIDUAL_UNDER
) {
2384 if (IS_FWI2_CAPABLE(ha
) && fw_resid_len
!= resid_len
) {
2385 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301d,
2386 "Dropped frame(s) detected "
2387 "(0x%x of 0x%x bytes).\n",
2388 resid
, scsi_bufflen(cp
));
2390 res
= DID_ERROR
<< 16 | lscsi_status
;
2391 goto check_scsi_status
;
2394 if (!lscsi_status
&&
2395 ((unsigned)(scsi_bufflen(cp
) - resid
) <
2397 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301e,
2398 "Mid-layer underflow "
2399 "detected (0x%x of 0x%x bytes).\n",
2400 resid
, scsi_bufflen(cp
));
2402 res
= DID_ERROR
<< 16;
2405 } else if (lscsi_status
!= SAM_STAT_TASK_SET_FULL
&&
2406 lscsi_status
!= SAM_STAT_BUSY
) {
2408 * scsi status of task set and busy are considered to be
2409 * task not completed.
2412 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301f,
2413 "Dropped frame(s) detected (0x%x "
2414 "of 0x%x bytes).\n", resid
,
2417 res
= DID_ERROR
<< 16 | lscsi_status
;
2418 goto check_scsi_status
;
2420 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3030,
2421 "scsi_status: 0x%x, lscsi_status: 0x%x\n",
2422 scsi_status
, lscsi_status
);
2425 res
= DID_OK
<< 16 | lscsi_status
;
2430 * Check to see if SCSI Status is non zero. If so report SCSI
2433 if (lscsi_status
!= 0) {
2434 if (lscsi_status
== SAM_STAT_TASK_SET_FULL
) {
2435 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3020,
2436 "QUEUE FULL detected.\n");
2440 if (lscsi_status
!= SS_CHECK_CONDITION
)
2443 memset(cp
->sense_buffer
, 0, SCSI_SENSE_BUFFERSIZE
);
2444 if (!(scsi_status
& SS_SENSE_LEN_VALID
))
2447 qla2x00_handle_sense(sp
, sense_data
, par_sense_len
,
2448 sense_len
, rsp
, res
);
2452 case CS_PORT_LOGGED_OUT
:
2454 case CS_PORT_CONFIG_CHG
:
2457 case CS_PORT_UNAVAILABLE
:
2462 * We are going to have the fc class block the rport
2463 * while we try to recover so instruct the mid layer
2464 * to requeue until the class decides how to handle this.
2466 res
= DID_TRANSPORT_DISRUPTED
<< 16;
2468 if (comp_status
== CS_TIMEOUT
) {
2469 if (IS_FWI2_CAPABLE(ha
))
2471 else if ((le16_to_cpu(sts
->status_flags
) &
2472 SF_LOGOUT_SENT
) == 0)
2476 if (atomic_read(&fcport
->state
) == FCS_ONLINE
) {
2477 ql_dbg(ql_dbg_disc
, fcport
->vha
, 0x3021,
2478 "Port to be marked lost on fcport=%02x%02x%02x, current "
2479 "port state= %s comp_status %x.\n", fcport
->d_id
.b
.domain
,
2480 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
2481 port_state_str
[atomic_read(&fcport
->state
)],
2485 fcport
->logout_on_delete
= 0;
2487 qla2x00_mark_device_lost(fcport
->vha
, fcport
, 1, 1);
2488 qlt_schedule_sess_for_deletion_lock(fcport
);
2494 res
= DID_RESET
<< 16;
2498 logit
= qla2x00_handle_dif_error(sp
, sts24
);
2503 res
= DID_ERROR
<< 16;
2505 if (!IS_PI_SPLIT_DET_CAPABLE(ha
))
2508 if (state_flags
& BIT_4
)
2509 scmd_printk(KERN_WARNING
, cp
,
2510 "Unsupported device '%s' found.\n",
2511 cp
->device
->vendor
);
2515 res
= DID_ERROR
<< 16;
2521 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3022,
2522 "FCP command status: 0x%x-0x%x (0x%x) nexus=%ld:%d:%llu "
2523 "portid=%02x%02x%02x oxid=0x%x cdb=%10phN len=0x%x "
2524 "rsp_info=0x%x resid=0x%x fw_resid=0x%x sp=%p cp=%p.\n",
2525 comp_status
, scsi_status
, res
, vha
->host_no
,
2526 cp
->device
->id
, cp
->device
->lun
, fcport
->d_id
.b
.domain
,
2527 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
, ox_id
,
2528 cp
->cmnd
, scsi_bufflen(cp
), rsp_info_len
,
2529 resid_len
, fw_resid_len
, sp
, cp
);
2531 if (rsp
->status_srb
== NULL
)
2536 * qla2x00_status_cont_entry() - Process a Status Continuations entry.
2537 * @ha: SCSI driver HA context
2538 * @pkt: Entry pointer
2540 * Extended sense data.
2543 qla2x00_status_cont_entry(struct rsp_que
*rsp
, sts_cont_entry_t
*pkt
)
2545 uint8_t sense_sz
= 0;
2546 struct qla_hw_data
*ha
= rsp
->hw
;
2547 struct scsi_qla_host
*vha
= pci_get_drvdata(ha
->pdev
);
2548 srb_t
*sp
= rsp
->status_srb
;
2549 struct scsi_cmnd
*cp
;
2553 if (!sp
|| !GET_CMD_SENSE_LEN(sp
))
2556 sense_len
= GET_CMD_SENSE_LEN(sp
);
2557 sense_ptr
= GET_CMD_SENSE_PTR(sp
);
2559 cp
= GET_CMD_SP(sp
);
2561 ql_log(ql_log_warn
, vha
, 0x3025,
2562 "cmd is NULL: already returned to OS (sp=%p).\n", sp
);
2564 rsp
->status_srb
= NULL
;
2568 if (sense_len
> sizeof(pkt
->data
))
2569 sense_sz
= sizeof(pkt
->data
);
2571 sense_sz
= sense_len
;
2573 /* Move sense data. */
2574 if (IS_FWI2_CAPABLE(ha
))
2575 host_to_fcp_swap(pkt
->data
, sizeof(pkt
->data
));
2576 memcpy(sense_ptr
, pkt
->data
, sense_sz
);
2577 ql_dump_buffer(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x302c,
2578 sense_ptr
, sense_sz
);
2580 sense_len
-= sense_sz
;
2581 sense_ptr
+= sense_sz
;
2583 SET_CMD_SENSE_PTR(sp
, sense_ptr
);
2584 SET_CMD_SENSE_LEN(sp
, sense_len
);
2586 /* Place command on done queue. */
2587 if (sense_len
== 0) {
2588 rsp
->status_srb
= NULL
;
2589 sp
->done(sp
, cp
->result
);
2594 * qla2x00_error_entry() - Process an error entry.
2595 * @ha: SCSI driver HA context
2596 * @pkt: Entry pointer
2599 qla2x00_error_entry(scsi_qla_host_t
*vha
, struct rsp_que
*rsp
, sts_entry_t
*pkt
)
2602 struct qla_hw_data
*ha
= vha
->hw
;
2603 const char func
[] = "ERROR-IOCB";
2604 uint16_t que
= MSW(pkt
->handle
);
2605 struct req_que
*req
= NULL
;
2606 int res
= DID_ERROR
<< 16;
2608 ql_dbg(ql_dbg_async
, vha
, 0x502a,
2609 "type of error status in response: 0x%x\n", pkt
->entry_status
);
2611 if (que
>= ha
->max_req_queues
|| !ha
->req_q_map
[que
])
2614 req
= ha
->req_q_map
[que
];
2616 if (pkt
->entry_status
& RF_BUSY
)
2617 res
= DID_BUS_BUSY
<< 16;
2619 if (pkt
->entry_type
== NOTIFY_ACK_TYPE
&&
2620 pkt
->handle
== QLA_TGT_SKIP_HANDLE
)
2623 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
2629 ql_log(ql_log_warn
, vha
, 0x5030,
2630 "Error entry - invalid handle/queue (%04x).\n", que
);
2634 * qla24xx_mbx_completion() - Process mailbox command completions.
2635 * @ha: SCSI driver HA context
2636 * @mb0: Mailbox0 register
2639 qla24xx_mbx_completion(scsi_qla_host_t
*vha
, uint16_t mb0
)
2643 uint16_t __iomem
*wptr
;
2644 struct qla_hw_data
*ha
= vha
->hw
;
2645 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
2647 /* Read all mbox registers? */
2648 mboxes
= (1 << ha
->mbx_count
) - 1;
2650 ql_dbg(ql_dbg_async
, vha
, 0x504e, "MBX pointer ERROR.\n");
2652 mboxes
= ha
->mcp
->in_mb
;
2654 /* Load return mailbox registers. */
2655 ha
->flags
.mbox_int
= 1;
2656 ha
->mailbox_out
[0] = mb0
;
2658 wptr
= (uint16_t __iomem
*)®
->mailbox1
;
2660 for (cnt
= 1; cnt
< ha
->mbx_count
; cnt
++) {
2662 ha
->mailbox_out
[cnt
] = RD_REG_WORD(wptr
);
2670 qla24xx_abort_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
2671 struct abort_entry_24xx
*pkt
)
2673 const char func
[] = "ABT_IOCB";
2675 struct srb_iocb
*abt
;
2677 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
2681 abt
= &sp
->u
.iocb_cmd
;
2682 abt
->u
.abt
.comp_status
= le32_to_cpu(pkt
->nport_handle
);
2687 * qla24xx_process_response_queue() - Process response queue entries.
2688 * @ha: SCSI driver HA context
2690 void qla24xx_process_response_queue(struct scsi_qla_host
*vha
,
2691 struct rsp_que
*rsp
)
2693 struct sts_entry_24xx
*pkt
;
2694 struct qla_hw_data
*ha
= vha
->hw
;
2696 if (!vha
->flags
.online
)
2699 while (rsp
->ring_ptr
->signature
!= RESPONSE_PROCESSED
) {
2700 pkt
= (struct sts_entry_24xx
*)rsp
->ring_ptr
;
2703 if (rsp
->ring_index
== rsp
->length
) {
2704 rsp
->ring_index
= 0;
2705 rsp
->ring_ptr
= rsp
->ring
;
2710 if (pkt
->entry_status
!= 0) {
2711 qla2x00_error_entry(vha
, rsp
, (sts_entry_t
*) pkt
);
2713 if (qlt_24xx_process_response_error(vha
, pkt
))
2716 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
2722 switch (pkt
->entry_type
) {
2724 qla2x00_status_entry(vha
, rsp
, pkt
);
2726 case STATUS_CONT_TYPE
:
2727 qla2x00_status_cont_entry(rsp
, (sts_cont_entry_t
*)pkt
);
2729 case VP_RPT_ID_IOCB_TYPE
:
2730 qla24xx_report_id_acquisition(vha
,
2731 (struct vp_rpt_id_entry_24xx
*)pkt
);
2733 case LOGINOUT_PORT_IOCB_TYPE
:
2734 qla24xx_logio_entry(vha
, rsp
->req
,
2735 (struct logio_entry_24xx
*)pkt
);
2738 qla24xx_els_ct_entry(vha
, rsp
->req
, pkt
, CT_IOCB_TYPE
);
2741 qla24xx_els_ct_entry(vha
, rsp
->req
, pkt
, ELS_IOCB_TYPE
);
2743 case ABTS_RECV_24XX
:
2744 if (IS_QLA83XX(ha
) || IS_QLA27XX(ha
)) {
2745 /* ensure that the ATIO queue is empty */
2746 qlt_handle_abts_recv(vha
, (response_t
*)pkt
);
2750 qlt_24xx_process_atio_queue(vha
, 1);
2752 case ABTS_RESP_24XX
:
2755 qlt_response_pkt_all_vps(vha
, (response_t
*)pkt
);
2757 case NOTIFY_ACK_TYPE
:
2758 if (pkt
->handle
== QLA_TGT_SKIP_HANDLE
)
2759 qlt_response_pkt_all_vps(vha
, (response_t
*)pkt
);
2761 qla24xxx_nack_iocb_entry(vha
, rsp
->req
,
2762 (struct nack_to_isp
*)pkt
);
2765 /* Do nothing in this case, this check is to prevent it
2766 * from falling into default case
2769 case ABORT_IOCB_TYPE
:
2770 qla24xx_abort_iocb_entry(vha
, rsp
->req
,
2771 (struct abort_entry_24xx
*)pkt
);
2774 qla24xx_mbx_iocb_entry(vha
, rsp
->req
,
2775 (struct mbx_24xx_entry
*)pkt
);
2778 /* Type Not Supported. */
2779 ql_dbg(ql_dbg_async
, vha
, 0x5042,
2780 "Received unknown response pkt type %x "
2781 "entry status=%x.\n",
2782 pkt
->entry_type
, pkt
->entry_status
);
2785 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
2789 /* Adjust ring index */
2790 if (IS_P3P_TYPE(ha
)) {
2791 struct device_reg_82xx __iomem
*reg
= &ha
->iobase
->isp82
;
2792 WRT_REG_DWORD(®
->rsp_q_out
[0], rsp
->ring_index
);
2794 WRT_REG_DWORD(rsp
->rsp_q_out
, rsp
->ring_index
);
2799 qla2xxx_check_risc_status(scsi_qla_host_t
*vha
)
2803 struct qla_hw_data
*ha
= vha
->hw
;
2804 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
2806 if (!IS_QLA25XX(ha
) && !IS_QLA81XX(ha
) && !IS_QLA83XX(ha
) &&
2811 WRT_REG_DWORD(®
->iobase_addr
, 0x7C00);
2812 RD_REG_DWORD(®
->iobase_addr
);
2813 WRT_REG_DWORD(®
->iobase_window
, 0x0001);
2814 for (cnt
= 10000; (RD_REG_DWORD(®
->iobase_window
) & BIT_0
) == 0 &&
2815 rval
== QLA_SUCCESS
; cnt
--) {
2817 WRT_REG_DWORD(®
->iobase_window
, 0x0001);
2820 rval
= QLA_FUNCTION_TIMEOUT
;
2822 if (rval
== QLA_SUCCESS
)
2826 WRT_REG_DWORD(®
->iobase_window
, 0x0003);
2827 for (cnt
= 100; (RD_REG_DWORD(®
->iobase_window
) & BIT_0
) == 0 &&
2828 rval
== QLA_SUCCESS
; cnt
--) {
2830 WRT_REG_DWORD(®
->iobase_window
, 0x0003);
2833 rval
= QLA_FUNCTION_TIMEOUT
;
2835 if (rval
!= QLA_SUCCESS
)
2839 if (RD_REG_DWORD(®
->iobase_c8
) & BIT_3
)
2840 ql_log(ql_log_info
, vha
, 0x504c,
2841 "Additional code -- 0x55AA.\n");
2844 WRT_REG_DWORD(®
->iobase_window
, 0x0000);
2845 RD_REG_DWORD(®
->iobase_window
);
2849 * qla24xx_intr_handler() - Process interrupts for the ISP23xx and ISP24xx.
2851 * @dev_id: SCSI driver HA context
2853 * Called by system whenever the host adapter generates an interrupt.
2855 * Returns handled flag.
2858 qla24xx_intr_handler(int irq
, void *dev_id
)
2860 scsi_qla_host_t
*vha
;
2861 struct qla_hw_data
*ha
;
2862 struct device_reg_24xx __iomem
*reg
;
2868 struct rsp_que
*rsp
;
2869 unsigned long flags
;
2871 rsp
= (struct rsp_que
*) dev_id
;
2873 ql_log(ql_log_info
, NULL
, 0x5059,
2874 "%s: NULL response queue pointer.\n", __func__
);
2879 reg
= &ha
->iobase
->isp24
;
2882 if (unlikely(pci_channel_offline(ha
->pdev
)))
2885 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2886 vha
= pci_get_drvdata(ha
->pdev
);
2887 for (iter
= 50; iter
--; ) {
2888 stat
= RD_REG_DWORD(®
->host_status
);
2889 if (qla2x00_check_reg32_for_disconnect(vha
, stat
))
2891 if (stat
& HSRX_RISC_PAUSED
) {
2892 if (unlikely(pci_channel_offline(ha
->pdev
)))
2895 hccr
= RD_REG_DWORD(®
->hccr
);
2897 ql_log(ql_log_warn
, vha
, 0x504b,
2898 "RISC paused -- HCCR=%x, Dumping firmware.\n",
2901 qla2xxx_check_risc_status(vha
);
2903 ha
->isp_ops
->fw_dump(vha
, 1);
2904 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2906 } else if ((stat
& HSRX_RISC_INT
) == 0)
2909 switch (stat
& 0xff) {
2910 case INTR_ROM_MB_SUCCESS
:
2911 case INTR_ROM_MB_FAILED
:
2912 case INTR_MB_SUCCESS
:
2913 case INTR_MB_FAILED
:
2914 qla24xx_mbx_completion(vha
, MSW(stat
));
2915 status
|= MBX_INTERRUPT
;
2918 case INTR_ASYNC_EVENT
:
2920 mb
[1] = RD_REG_WORD(®
->mailbox1
);
2921 mb
[2] = RD_REG_WORD(®
->mailbox2
);
2922 mb
[3] = RD_REG_WORD(®
->mailbox3
);
2923 qla2x00_async_event(vha
, rsp
, mb
);
2925 case INTR_RSP_QUE_UPDATE
:
2926 case INTR_RSP_QUE_UPDATE_83XX
:
2927 qla24xx_process_response_queue(vha
, rsp
);
2929 case INTR_ATIO_QUE_UPDATE
:{
2930 unsigned long flags2
;
2931 spin_lock_irqsave(&ha
->tgt
.atio_lock
, flags2
);
2932 qlt_24xx_process_atio_queue(vha
, 1);
2933 spin_unlock_irqrestore(&ha
->tgt
.atio_lock
, flags2
);
2936 case INTR_ATIO_RSP_QUE_UPDATE
: {
2937 unsigned long flags2
;
2938 spin_lock_irqsave(&ha
->tgt
.atio_lock
, flags2
);
2939 qlt_24xx_process_atio_queue(vha
, 1);
2940 spin_unlock_irqrestore(&ha
->tgt
.atio_lock
, flags2
);
2942 qla24xx_process_response_queue(vha
, rsp
);
2946 ql_dbg(ql_dbg_async
, vha
, 0x504f,
2947 "Unrecognized interrupt type (%d).\n", stat
* 0xff);
2950 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
2951 RD_REG_DWORD_RELAXED(®
->hccr
);
2952 if (unlikely(IS_QLA83XX(ha
) && (ha
->pdev
->revision
== 1)))
2955 qla2x00_handle_mbx_completion(ha
, status
);
2956 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2962 qla24xx_msix_rsp_q(int irq
, void *dev_id
)
2964 struct qla_hw_data
*ha
;
2965 struct rsp_que
*rsp
;
2966 struct device_reg_24xx __iomem
*reg
;
2967 struct scsi_qla_host
*vha
;
2968 unsigned long flags
;
2971 rsp
= (struct rsp_que
*) dev_id
;
2973 ql_log(ql_log_info
, NULL
, 0x505a,
2974 "%s: NULL response queue pointer.\n", __func__
);
2978 reg
= &ha
->iobase
->isp24
;
2980 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2982 vha
= pci_get_drvdata(ha
->pdev
);
2984 * Use host_status register to check to PCI disconnection before we
2985 * we process the response queue.
2987 stat
= RD_REG_DWORD(®
->host_status
);
2988 if (qla2x00_check_reg32_for_disconnect(vha
, stat
))
2990 qla24xx_process_response_queue(vha
, rsp
);
2991 if (!ha
->flags
.disable_msix_handshake
) {
2992 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
2993 RD_REG_DWORD_RELAXED(®
->hccr
);
2996 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3002 qla24xx_msix_default(int irq
, void *dev_id
)
3004 scsi_qla_host_t
*vha
;
3005 struct qla_hw_data
*ha
;
3006 struct rsp_que
*rsp
;
3007 struct device_reg_24xx __iomem
*reg
;
3012 unsigned long flags
;
3014 rsp
= (struct rsp_que
*) dev_id
;
3016 ql_log(ql_log_info
, NULL
, 0x505c,
3017 "%s: NULL response queue pointer.\n", __func__
);
3021 reg
= &ha
->iobase
->isp24
;
3024 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3025 vha
= pci_get_drvdata(ha
->pdev
);
3027 stat
= RD_REG_DWORD(®
->host_status
);
3028 if (qla2x00_check_reg32_for_disconnect(vha
, stat
))
3030 if (stat
& HSRX_RISC_PAUSED
) {
3031 if (unlikely(pci_channel_offline(ha
->pdev
)))
3034 hccr
= RD_REG_DWORD(®
->hccr
);
3036 ql_log(ql_log_info
, vha
, 0x5050,
3037 "RISC paused -- HCCR=%x, Dumping firmware.\n",
3040 qla2xxx_check_risc_status(vha
);
3042 ha
->isp_ops
->fw_dump(vha
, 1);
3043 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
3045 } else if ((stat
& HSRX_RISC_INT
) == 0)
3048 switch (stat
& 0xff) {
3049 case INTR_ROM_MB_SUCCESS
:
3050 case INTR_ROM_MB_FAILED
:
3051 case INTR_MB_SUCCESS
:
3052 case INTR_MB_FAILED
:
3053 qla24xx_mbx_completion(vha
, MSW(stat
));
3054 status
|= MBX_INTERRUPT
;
3057 case INTR_ASYNC_EVENT
:
3059 mb
[1] = RD_REG_WORD(®
->mailbox1
);
3060 mb
[2] = RD_REG_WORD(®
->mailbox2
);
3061 mb
[3] = RD_REG_WORD(®
->mailbox3
);
3062 qla2x00_async_event(vha
, rsp
, mb
);
3064 case INTR_RSP_QUE_UPDATE
:
3065 case INTR_RSP_QUE_UPDATE_83XX
:
3066 qla24xx_process_response_queue(vha
, rsp
);
3068 case INTR_ATIO_QUE_UPDATE
:{
3069 unsigned long flags2
;
3070 spin_lock_irqsave(&ha
->tgt
.atio_lock
, flags2
);
3071 qlt_24xx_process_atio_queue(vha
, 1);
3072 spin_unlock_irqrestore(&ha
->tgt
.atio_lock
, flags2
);
3075 case INTR_ATIO_RSP_QUE_UPDATE
: {
3076 unsigned long flags2
;
3077 spin_lock_irqsave(&ha
->tgt
.atio_lock
, flags2
);
3078 qlt_24xx_process_atio_queue(vha
, 1);
3079 spin_unlock_irqrestore(&ha
->tgt
.atio_lock
, flags2
);
3081 qla24xx_process_response_queue(vha
, rsp
);
3085 ql_dbg(ql_dbg_async
, vha
, 0x5051,
3086 "Unrecognized interrupt type (%d).\n", stat
& 0xff);
3089 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
3091 qla2x00_handle_mbx_completion(ha
, status
);
3092 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3098 qla2xxx_msix_rsp_q(int irq
, void *dev_id
)
3100 struct qla_hw_data
*ha
;
3101 struct qla_qpair
*qpair
;
3102 struct device_reg_24xx __iomem
*reg
;
3103 unsigned long flags
;
3107 ql_log(ql_log_info
, NULL
, 0x505b,
3108 "%s: NULL response queue pointer.\n", __func__
);
3113 /* Clear the interrupt, if enabled, for this response queue */
3114 if (unlikely(!ha
->flags
.disable_msix_handshake
)) {
3115 reg
= &ha
->iobase
->isp24
;
3116 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3117 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
3118 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3121 queue_work(ha
->wq
, &qpair
->q_work
);
3126 /* Interrupt handling helpers. */
3128 struct qla_init_msix_entry
{
3130 irq_handler_t handler
;
3133 static const struct qla_init_msix_entry msix_entries
[] = {
3134 { "qla2xxx (default)", qla24xx_msix_default
},
3135 { "qla2xxx (rsp_q)", qla24xx_msix_rsp_q
},
3136 { "qla2xxx (atio_q)", qla83xx_msix_atio_q
},
3137 { "qla2xxx (qpair_multiq)", qla2xxx_msix_rsp_q
},
3140 static const struct qla_init_msix_entry qla82xx_msix_entries
[] = {
3141 { "qla2xxx (default)", qla82xx_msix_default
},
3142 { "qla2xxx (rsp_q)", qla82xx_msix_rsp_q
},
3146 qla24xx_enable_msix(struct qla_hw_data
*ha
, struct rsp_que
*rsp
)
3149 struct qla_msix_entry
*qentry
;
3150 scsi_qla_host_t
*vha
= pci_get_drvdata(ha
->pdev
);
3151 int min_vecs
= QLA_BASE_VECTORS
;
3152 struct irq_affinity desc
= {
3153 .pre_vectors
= QLA_BASE_VECTORS
,
3156 if (QLA_TGT_MODE_ENABLED() && IS_ATIO_MSIX_CAPABLE(ha
)) {
3161 ret
= pci_alloc_irq_vectors_affinity(ha
->pdev
, min_vecs
,
3162 ha
->msix_count
, PCI_IRQ_MSIX
| PCI_IRQ_AFFINITY
,
3166 ql_log(ql_log_fatal
, vha
, 0x00c7,
3167 "MSI-X: Failed to enable support, "
3168 "giving up -- %d/%d.\n",
3169 ha
->msix_count
, ret
);
3171 } else if (ret
< ha
->msix_count
) {
3172 ql_log(ql_log_warn
, vha
, 0x00c6,
3173 "MSI-X: Failed to enable support "
3174 "with %d vectors, using %d vectors.\n",
3175 ha
->msix_count
, ret
);
3176 ha
->msix_count
= ret
;
3177 /* Recalculate queue values */
3178 if (ha
->mqiobase
&& ql2xmqsupport
) {
3179 ha
->max_req_queues
= ha
->msix_count
- 1;
3181 /* ATIOQ needs 1 vector. That's 1 less QPair */
3182 if (QLA_TGT_MODE_ENABLED())
3183 ha
->max_req_queues
--;
3185 ha
->max_rsp_queues
= ha
->max_req_queues
;
3187 ha
->max_qpairs
= ha
->max_req_queues
- 1;
3188 ql_dbg_pci(ql_dbg_init
, ha
->pdev
, 0x0190,
3189 "Adjusted Max no of queues pairs: %d.\n", ha
->max_qpairs
);
3192 ha
->msix_entries
= kzalloc(sizeof(struct qla_msix_entry
) *
3193 ha
->msix_count
, GFP_KERNEL
);
3194 if (!ha
->msix_entries
) {
3195 ql_log(ql_log_fatal
, vha
, 0x00c8,
3196 "Failed to allocate memory for ha->msix_entries.\n");
3200 ha
->flags
.msix_enabled
= 1;
3202 for (i
= 0; i
< ha
->msix_count
; i
++) {
3203 qentry
= &ha
->msix_entries
[i
];
3204 qentry
->vector
= pci_irq_vector(ha
->pdev
, i
);
3206 qentry
->have_irq
= 0;
3208 qentry
->handle
= NULL
;
3211 /* Enable MSI-X vectors for the base queue */
3212 for (i
= 0; i
< QLA_BASE_VECTORS
; i
++) {
3213 qentry
= &ha
->msix_entries
[i
];
3214 qentry
->handle
= rsp
;
3216 scnprintf(qentry
->name
, sizeof(qentry
->name
),
3217 "%s", msix_entries
[i
].name
);
3218 if (IS_P3P_TYPE(ha
))
3219 ret
= request_irq(qentry
->vector
,
3220 qla82xx_msix_entries
[i
].handler
,
3221 0, qla82xx_msix_entries
[i
].name
, rsp
);
3223 ret
= request_irq(qentry
->vector
,
3224 msix_entries
[i
].handler
,
3225 0, msix_entries
[i
].name
, rsp
);
3227 goto msix_register_fail
;
3228 qentry
->have_irq
= 1;
3233 * If target mode is enable, also request the vector for the ATIO
3236 if (QLA_TGT_MODE_ENABLED() && IS_ATIO_MSIX_CAPABLE(ha
)) {
3237 qentry
= &ha
->msix_entries
[QLA_ATIO_VECTOR
];
3239 qentry
->handle
= rsp
;
3240 scnprintf(qentry
->name
, sizeof(qentry
->name
),
3241 "%s", msix_entries
[QLA_ATIO_VECTOR
].name
);
3243 ret
= request_irq(qentry
->vector
,
3244 msix_entries
[QLA_ATIO_VECTOR
].handler
,
3245 0, msix_entries
[QLA_ATIO_VECTOR
].name
, rsp
);
3246 qentry
->have_irq
= 1;
3251 ql_log(ql_log_fatal
, vha
, 0x00cb,
3252 "MSI-X: unable to register handler -- %x/%d.\n",
3253 qentry
->vector
, ret
);
3254 qla2x00_free_irqs(vha
);
3259 /* Enable MSI-X vector for response queue update for queue 0 */
3260 if (IS_QLA83XX(ha
) || IS_QLA27XX(ha
)) {
3261 if (ha
->msixbase
&& ha
->mqiobase
&&
3262 (ha
->max_rsp_queues
> 1 || ha
->max_req_queues
> 1 ||
3267 (ha
->max_rsp_queues
> 1 || ha
->max_req_queues
> 1 ||
3270 ql_dbg(ql_dbg_multiq
, vha
, 0xc005,
3271 "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n",
3272 ha
->mqiobase
, ha
->max_rsp_queues
, ha
->max_req_queues
);
3273 ql_dbg(ql_dbg_init
, vha
, 0x0055,
3274 "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n",
3275 ha
->mqiobase
, ha
->max_rsp_queues
, ha
->max_req_queues
);
3282 qla2x00_request_irqs(struct qla_hw_data
*ha
, struct rsp_que
*rsp
)
3284 int ret
= QLA_FUNCTION_FAILED
;
3285 device_reg_t
*reg
= ha
->iobase
;
3286 scsi_qla_host_t
*vha
= pci_get_drvdata(ha
->pdev
);
3288 /* If possible, enable MSI-X. */
3289 if (!IS_QLA2432(ha
) && !IS_QLA2532(ha
) && !IS_QLA8432(ha
) &&
3290 !IS_CNA_CAPABLE(ha
) && !IS_QLA2031(ha
) && !IS_QLAFX00(ha
) &&
3294 if (ha
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_HP
&&
3295 (ha
->pdev
->subsystem_device
== 0x7040 ||
3296 ha
->pdev
->subsystem_device
== 0x7041 ||
3297 ha
->pdev
->subsystem_device
== 0x1705)) {
3298 ql_log(ql_log_warn
, vha
, 0x0034,
3299 "MSI-X: Unsupported ISP 2432 SSVID/SSDID (0x%X,0x%X).\n",
3300 ha
->pdev
->subsystem_vendor
,
3301 ha
->pdev
->subsystem_device
);
3305 if (IS_QLA2432(ha
) && (ha
->pdev
->revision
< QLA_MSIX_CHIP_REV_24XX
)) {
3306 ql_log(ql_log_warn
, vha
, 0x0035,
3307 "MSI-X; Unsupported ISP2432 (0x%X, 0x%X).\n",
3308 ha
->pdev
->revision
, QLA_MSIX_CHIP_REV_24XX
);
3312 ret
= qla24xx_enable_msix(ha
, rsp
);
3314 ql_dbg(ql_dbg_init
, vha
, 0x0036,
3315 "MSI-X: Enabled (0x%X, 0x%X).\n",
3316 ha
->chip_revision
, ha
->fw_attributes
);
3317 goto clear_risc_ints
;
3322 ql_log(ql_log_info
, vha
, 0x0037,
3323 "Falling back-to MSI mode -%d.\n", ret
);
3325 if (!IS_QLA24XX(ha
) && !IS_QLA2532(ha
) && !IS_QLA8432(ha
) &&
3326 !IS_QLA8001(ha
) && !IS_P3P_TYPE(ha
) && !IS_QLAFX00(ha
) &&
3330 ret
= pci_alloc_irq_vectors(ha
->pdev
, 1, 1, PCI_IRQ_MSI
);
3332 ql_dbg(ql_dbg_init
, vha
, 0x0038,
3334 ha
->flags
.msi_enabled
= 1;
3336 ql_log(ql_log_warn
, vha
, 0x0039,
3337 "Falling back-to INTa mode -- %d.\n", ret
);
3340 /* Skip INTx on ISP82xx. */
3341 if (!ha
->flags
.msi_enabled
&& IS_QLA82XX(ha
))
3342 return QLA_FUNCTION_FAILED
;
3344 ret
= request_irq(ha
->pdev
->irq
, ha
->isp_ops
->intr_handler
,
3345 ha
->flags
.msi_enabled
? 0 : IRQF_SHARED
,
3346 QLA2XXX_DRIVER_NAME
, rsp
);
3348 ql_log(ql_log_warn
, vha
, 0x003a,
3349 "Failed to reserve interrupt %d already in use.\n",
3352 } else if (!ha
->flags
.msi_enabled
) {
3353 ql_dbg(ql_dbg_init
, vha
, 0x0125,
3354 "INTa mode: Enabled.\n");
3355 ha
->flags
.mr_intr_valid
= 1;
3359 if (IS_FWI2_CAPABLE(ha
) || IS_QLAFX00(ha
))
3362 spin_lock_irq(&ha
->hardware_lock
);
3363 WRT_REG_WORD(®
->isp
.semaphore
, 0);
3364 spin_unlock_irq(&ha
->hardware_lock
);
3371 qla2x00_free_irqs(scsi_qla_host_t
*vha
)
3373 struct qla_hw_data
*ha
= vha
->hw
;
3374 struct rsp_que
*rsp
;
3375 struct qla_msix_entry
*qentry
;
3379 * We need to check that ha->rsp_q_map is valid in case we are called
3380 * from a probe failure context.
3382 if (!ha
->rsp_q_map
|| !ha
->rsp_q_map
[0])
3384 rsp
= ha
->rsp_q_map
[0];
3386 if (ha
->flags
.msix_enabled
) {
3387 for (i
= 0; i
< ha
->msix_count
; i
++) {
3388 qentry
= &ha
->msix_entries
[i
];
3389 if (qentry
->have_irq
) {
3390 irq_set_affinity_notifier(qentry
->vector
, NULL
);
3391 free_irq(pci_irq_vector(ha
->pdev
, i
), qentry
->handle
);
3394 kfree(ha
->msix_entries
);
3395 ha
->msix_entries
= NULL
;
3396 ha
->flags
.msix_enabled
= 0;
3397 ql_dbg(ql_dbg_init
, vha
, 0x0042,
3398 "Disabled MSI-X.\n");
3400 free_irq(pci_irq_vector(ha
->pdev
, 0), rsp
);
3404 pci_free_irq_vectors(ha
->pdev
);
3407 int qla25xx_request_irq(struct qla_hw_data
*ha
, struct qla_qpair
*qpair
,
3408 struct qla_msix_entry
*msix
, int vector_type
)
3410 const struct qla_init_msix_entry
*intr
= &msix_entries
[vector_type
];
3411 scsi_qla_host_t
*vha
= pci_get_drvdata(ha
->pdev
);
3414 scnprintf(msix
->name
, sizeof(msix
->name
),
3415 "qla2xxx%lu_qpair%d", vha
->host_no
, qpair
->id
);
3416 ret
= request_irq(msix
->vector
, intr
->handler
, 0, msix
->name
, qpair
);
3418 ql_log(ql_log_fatal
, vha
, 0x00e6,
3419 "MSI-X: Unable to register handler -- %x/%d.\n",
3424 msix
->handle
= qpair
;