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);
711 ha
->flags
.fw_init_done
= 0;
712 ha
->flags
.fw_started
= 0;
714 if (IS_FWI2_CAPABLE(ha
)) {
715 if (mb
[1] == 0 && mb
[2] == 0) {
716 ql_log(ql_log_fatal
, vha
, 0x5004,
717 "Unrecoverable Hardware Error: adapter "
718 "marked OFFLINE!\n");
719 vha
->flags
.online
= 0;
720 vha
->device_flags
|= DFLG_DEV_FAILED
;
722 /* Check to see if MPI timeout occurred */
723 if ((mbx
& MBX_3
) && (ha
->port_no
== 0))
724 set_bit(MPI_RESET_NEEDED
,
727 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
729 } else if (mb
[1] == 0) {
730 ql_log(ql_log_fatal
, vha
, 0x5005,
731 "Unrecoverable Hardware Error: adapter marked "
733 vha
->flags
.online
= 0;
734 vha
->device_flags
|= DFLG_DEV_FAILED
;
736 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
739 case MBA_REQ_TRANSFER_ERR
: /* Request Transfer Error */
740 ql_log(ql_log_warn
, vha
, 0x5006,
741 "ISP Request Transfer Error (%x).\n", mb
[1]);
743 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
746 case MBA_RSP_TRANSFER_ERR
: /* Response Transfer Error */
747 ql_log(ql_log_warn
, vha
, 0x5007,
748 "ISP Response Transfer Error (%x).\n", mb
[1]);
750 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
753 case MBA_WAKEUP_THRES
: /* Request Queue Wake-up */
754 ql_dbg(ql_dbg_async
, vha
, 0x5008,
755 "Asynchronous WAKEUP_THRES (%x).\n", mb
[1]);
758 case MBA_LOOP_INIT_ERR
:
759 ql_log(ql_log_warn
, vha
, 0x5090,
760 "LOOP INIT ERROR (%x).\n", mb
[1]);
761 ha
->isp_ops
->fw_dump(vha
, 1);
762 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
765 case MBA_LIP_OCCURRED
: /* Loop Initialization Procedure */
766 ha
->flags
.lip_ae
= 1;
767 ha
->flags
.n2n_ae
= 0;
769 ql_dbg(ql_dbg_async
, vha
, 0x5009,
770 "LIP occurred (%x).\n", mb
[1]);
772 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
773 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
774 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
775 qla2x00_mark_all_devices_lost(vha
, 1);
779 atomic_set(&vha
->vp_state
, VP_FAILED
);
780 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
783 set_bit(REGISTER_FC4_NEEDED
, &vha
->dpc_flags
);
784 set_bit(REGISTER_FDMI_NEEDED
, &vha
->dpc_flags
);
786 vha
->flags
.management_server_logged_in
= 0;
787 qla2x00_post_aen_work(vha
, FCH_EVT_LIP
, mb
[1]);
790 case MBA_LOOP_UP
: /* Loop Up Event */
791 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
792 ha
->link_data_rate
= PORT_SPEED_1GB
;
794 ha
->link_data_rate
= mb
[1];
796 ql_log(ql_log_info
, vha
, 0x500a,
797 "LOOP UP detected (%s Gbps).\n",
798 qla2x00_get_link_speed_str(ha
, ha
->link_data_rate
));
800 vha
->flags
.management_server_logged_in
= 0;
801 qla2x00_post_aen_work(vha
, FCH_EVT_LINKUP
, ha
->link_data_rate
);
804 case MBA_LOOP_DOWN
: /* Loop Down Event */
805 ha
->flags
.n2n_ae
= 0;
806 ha
->flags
.lip_ae
= 0;
807 ha
->current_topology
= 0;
809 mbx
= (IS_QLA81XX(ha
) || IS_QLA8031(ha
))
810 ? RD_REG_WORD(®24
->mailbox4
) : 0;
811 mbx
= (IS_P3P_TYPE(ha
)) ? RD_REG_WORD(®82
->mailbox_out
[4])
813 ql_log(ql_log_info
, vha
, 0x500b,
814 "LOOP DOWN detected (%x %x %x %x).\n",
815 mb
[1], mb
[2], mb
[3], mbx
);
817 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
818 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
819 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
821 * In case of loop down, restore WWPN from
822 * NVRAM in case of FA-WWPN capable ISP
823 * Restore for Physical Port only
826 if (ha
->flags
.fawwpn_enabled
) {
827 void *wwpn
= ha
->init_cb
->port_name
;
828 memcpy(vha
->port_name
, wwpn
, WWN_SIZE
);
829 fc_host_port_name(vha
->host
) =
830 wwn_to_u64(vha
->port_name
);
831 ql_dbg(ql_dbg_init
+ ql_dbg_verbose
,
832 vha
, 0x0144, "LOOP DOWN detected,"
833 "restore WWPN %016llx\n",
834 wwn_to_u64(vha
->port_name
));
837 clear_bit(VP_CONFIG_OK
, &vha
->vp_flags
);
840 vha
->device_flags
|= DFLG_NO_CABLE
;
841 qla2x00_mark_all_devices_lost(vha
, 1);
845 atomic_set(&vha
->vp_state
, VP_FAILED
);
846 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
849 vha
->flags
.management_server_logged_in
= 0;
850 ha
->link_data_rate
= PORT_SPEED_UNKNOWN
;
851 qla2x00_post_aen_work(vha
, FCH_EVT_LINKDOWN
, 0);
854 case MBA_LIP_RESET
: /* LIP reset occurred */
855 ql_dbg(ql_dbg_async
, vha
, 0x500c,
856 "LIP reset occurred (%x).\n", mb
[1]);
858 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
859 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
860 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
861 qla2x00_mark_all_devices_lost(vha
, 1);
865 atomic_set(&vha
->vp_state
, VP_FAILED
);
866 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
869 set_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
871 ha
->operating_mode
= LOOP
;
872 vha
->flags
.management_server_logged_in
= 0;
873 qla2x00_post_aen_work(vha
, FCH_EVT_LIPRESET
, mb
[1]);
876 /* case MBA_DCBX_COMPLETE: */
877 case MBA_POINT_TO_POINT
: /* Point-to-Point */
878 ha
->flags
.lip_ae
= 0;
879 ha
->flags
.n2n_ae
= 1;
884 if (IS_CNA_CAPABLE(ha
)) {
885 ql_dbg(ql_dbg_async
, vha
, 0x500d,
886 "DCBX Completed -- %04x %04x %04x.\n",
887 mb
[1], mb
[2], mb
[3]);
888 if (ha
->notify_dcbx_comp
&& !vha
->vp_idx
)
889 complete(&ha
->dcbx_comp
);
892 ql_dbg(ql_dbg_async
, vha
, 0x500e,
893 "Asynchronous P2P MODE received.\n");
896 * Until there's a transition from loop down to loop up, treat
897 * this as loop down only.
899 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
900 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
901 if (!atomic_read(&vha
->loop_down_timer
))
902 atomic_set(&vha
->loop_down_timer
,
904 qla2x00_mark_all_devices_lost(vha
, 1);
908 atomic_set(&vha
->vp_state
, VP_FAILED
);
909 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
912 if (!(test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
)))
913 set_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
915 set_bit(REGISTER_FC4_NEEDED
, &vha
->dpc_flags
);
916 set_bit(REGISTER_FDMI_NEEDED
, &vha
->dpc_flags
);
918 ha
->flags
.gpsc_supported
= 1;
919 vha
->flags
.management_server_logged_in
= 0;
922 case MBA_CHG_IN_CONNECTION
: /* Change in connection mode */
926 ql_dbg(ql_dbg_async
, vha
, 0x500f,
927 "Configuration change detected: value=%x.\n", mb
[1]);
929 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
930 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
931 if (!atomic_read(&vha
->loop_down_timer
))
932 atomic_set(&vha
->loop_down_timer
,
934 qla2x00_mark_all_devices_lost(vha
, 1);
938 atomic_set(&vha
->vp_state
, VP_FAILED
);
939 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
942 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
943 set_bit(LOCAL_LOOP_UPDATE
, &vha
->dpc_flags
);
946 case MBA_PORT_UPDATE
: /* Port database update */
948 * Handle only global and vn-port update events
951 * mb[1] = N_Port handle of changed port
952 * OR 0xffff for global event
953 * mb[2] = New login state
954 * 7 = Port logged out
955 * mb[3] = LSB is vp_idx, 0xff = all vps
957 * Skip processing if:
958 * Event is global, vp_idx is NOT all vps,
959 * vp_idx does not match
960 * Event is not global, vp_idx does not match
962 if (IS_QLA2XXX_MIDTYPE(ha
) &&
963 ((mb
[1] == 0xffff && (mb
[3] & 0xff) != 0xff) ||
964 (mb
[1] != 0xffff)) && vha
->vp_idx
!= (mb
[3] & 0xff))
968 ql_dbg(ql_dbg_async
, vha
, 0x5010,
969 "Port %s %04x %04x %04x.\n",
970 mb
[1] == 0xffff ? "unavailable" : "logout",
971 mb
[1], mb
[2], mb
[3]);
974 goto global_port_update
;
977 fcport
= qla2x00_find_fcport_by_loopid(vha
, mb
[1]);
980 if (atomic_read(&fcport
->state
) != FCS_ONLINE
)
982 ql_dbg(ql_dbg_async
, vha
, 0x508a,
983 "Marking port lost loopid=%04x portid=%06x.\n",
984 fcport
->loop_id
, fcport
->d_id
.b24
);
985 if (qla_ini_mode_enabled(vha
)) {
986 qla2x00_mark_device_lost(fcport
->vha
, fcport
, 1, 1);
987 fcport
->logout_on_delete
= 0;
988 qlt_schedule_sess_for_deletion_lock(fcport
);
993 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
994 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
995 atomic_set(&vha
->loop_down_timer
,
997 vha
->device_flags
|= DFLG_NO_CABLE
;
998 qla2x00_mark_all_devices_lost(vha
, 1);
1002 atomic_set(&vha
->vp_state
, VP_FAILED
);
1003 fc_vport_set_state(vha
->fc_vport
,
1005 qla2x00_mark_all_devices_lost(vha
, 1);
1008 vha
->flags
.management_server_logged_in
= 0;
1009 ha
->link_data_rate
= PORT_SPEED_UNKNOWN
;
1014 * If PORT UPDATE is global (received LIP_OCCURRED/LIP_RESET
1015 * event etc. earlier indicating loop is down) then process
1016 * it. Otherwise ignore it and Wait for RSCN to come in.
1018 atomic_set(&vha
->loop_down_timer
, 0);
1019 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
&&
1020 atomic_read(&vha
->loop_state
) != LOOP_DEAD
) {
1021 ql_dbg(ql_dbg_async
, vha
, 0x5011,
1022 "Asynchronous PORT UPDATE ignored %04x/%04x/%04x.\n",
1023 mb
[1], mb
[2], mb
[3]);
1025 qlt_async_event(mb
[0], vha
, mb
);
1029 ql_dbg(ql_dbg_async
, vha
, 0x5012,
1030 "Port database changed %04x %04x %04x.\n",
1031 mb
[1], mb
[2], mb
[3]);
1034 * Mark all devices as missing so we will login again.
1036 atomic_set(&vha
->loop_state
, LOOP_UP
);
1038 qla2x00_mark_all_devices_lost(vha
, 1);
1040 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
1041 set_bit(LOCAL_LOOP_UPDATE
, &vha
->dpc_flags
);
1042 set_bit(VP_CONFIG_OK
, &vha
->vp_flags
);
1044 qlt_async_event(mb
[0], vha
, mb
);
1047 case MBA_RSCN_UPDATE
: /* State Change Registration */
1048 /* Check if the Vport has issued a SCR */
1049 if (vha
->vp_idx
&& test_bit(VP_SCR_NEEDED
, &vha
->vp_flags
))
1051 /* Only handle SCNs for our Vport index. */
1052 if (ha
->flags
.npiv_supported
&& vha
->vp_idx
!= (mb
[3] & 0xff))
1055 ql_dbg(ql_dbg_async
, vha
, 0x5013,
1056 "RSCN database changed -- %04x %04x %04x.\n",
1057 mb
[1], mb
[2], mb
[3]);
1059 rscn_entry
= ((mb
[1] & 0xff) << 16) | mb
[2];
1060 host_pid
= (vha
->d_id
.b
.domain
<< 16) | (vha
->d_id
.b
.area
<< 8)
1061 | vha
->d_id
.b
.al_pa
;
1062 if (rscn_entry
== host_pid
) {
1063 ql_dbg(ql_dbg_async
, vha
, 0x5014,
1064 "Ignoring RSCN update to local host "
1065 "port ID (%06x).\n", host_pid
);
1069 /* Ignore reserved bits from RSCN-payload. */
1070 rscn_entry
= ((mb
[1] & 0x3ff) << 16) | mb
[2];
1072 /* Skip RSCNs for virtual ports on the same physical port */
1073 if (qla2x00_is_a_vp_did(vha
, rscn_entry
))
1076 atomic_set(&vha
->loop_down_timer
, 0);
1077 vha
->flags
.management_server_logged_in
= 0;
1079 struct event_arg ea
;
1081 memset(&ea
, 0, sizeof(ea
));
1082 ea
.event
= FCME_RSCN
;
1083 ea
.id
.b24
= rscn_entry
;
1084 ea
.id
.b
.rsvd_1
= rscn_entry
>> 24;
1085 qla2x00_fcport_event_handler(vha
, &ea
);
1086 qla2x00_post_aen_work(vha
, FCH_EVT_RSCN
, rscn_entry
);
1089 /* case MBA_RIO_RESPONSE: */
1090 case MBA_ZIO_RESPONSE
:
1091 ql_dbg(ql_dbg_async
, vha
, 0x5015,
1092 "[R|Z]IO update completion.\n");
1094 if (IS_FWI2_CAPABLE(ha
))
1095 qla24xx_process_response_queue(vha
, rsp
);
1097 qla2x00_process_response_queue(rsp
);
1100 case MBA_DISCARD_RND_FRAME
:
1101 ql_dbg(ql_dbg_async
, vha
, 0x5016,
1102 "Discard RND Frame -- %04x %04x %04x.\n",
1103 mb
[1], mb
[2], mb
[3]);
1106 case MBA_TRACE_NOTIFICATION
:
1107 ql_dbg(ql_dbg_async
, vha
, 0x5017,
1108 "Trace Notification -- %04x %04x.\n", mb
[1], mb
[2]);
1111 case MBA_ISP84XX_ALERT
:
1112 ql_dbg(ql_dbg_async
, vha
, 0x5018,
1113 "ISP84XX Alert Notification -- %04x %04x %04x.\n",
1114 mb
[1], mb
[2], mb
[3]);
1116 spin_lock_irqsave(&ha
->cs84xx
->access_lock
, flags
);
1118 case A84_PANIC_RECOVERY
:
1119 ql_log(ql_log_info
, vha
, 0x5019,
1120 "Alert 84XX: panic recovery %04x %04x.\n",
1123 case A84_OP_LOGIN_COMPLETE
:
1124 ha
->cs84xx
->op_fw_version
= mb
[3] << 16 | mb
[2];
1125 ql_log(ql_log_info
, vha
, 0x501a,
1126 "Alert 84XX: firmware version %x.\n",
1127 ha
->cs84xx
->op_fw_version
);
1129 case A84_DIAG_LOGIN_COMPLETE
:
1130 ha
->cs84xx
->diag_fw_version
= mb
[3] << 16 | mb
[2];
1131 ql_log(ql_log_info
, vha
, 0x501b,
1132 "Alert 84XX: diagnostic firmware version %x.\n",
1133 ha
->cs84xx
->diag_fw_version
);
1135 case A84_GOLD_LOGIN_COMPLETE
:
1136 ha
->cs84xx
->diag_fw_version
= mb
[3] << 16 | mb
[2];
1137 ha
->cs84xx
->fw_update
= 1;
1138 ql_log(ql_log_info
, vha
, 0x501c,
1139 "Alert 84XX: gold firmware version %x.\n",
1140 ha
->cs84xx
->gold_fw_version
);
1143 ql_log(ql_log_warn
, vha
, 0x501d,
1144 "Alert 84xx: Invalid Alert %04x %04x %04x.\n",
1145 mb
[1], mb
[2], mb
[3]);
1147 spin_unlock_irqrestore(&ha
->cs84xx
->access_lock
, flags
);
1149 case MBA_DCBX_START
:
1150 ql_dbg(ql_dbg_async
, vha
, 0x501e,
1151 "DCBX Started -- %04x %04x %04x.\n",
1152 mb
[1], mb
[2], mb
[3]);
1154 case MBA_DCBX_PARAM_UPDATE
:
1155 ql_dbg(ql_dbg_async
, vha
, 0x501f,
1156 "DCBX Parameters Updated -- %04x %04x %04x.\n",
1157 mb
[1], mb
[2], mb
[3]);
1159 case MBA_FCF_CONF_ERR
:
1160 ql_dbg(ql_dbg_async
, vha
, 0x5020,
1161 "FCF Configuration Error -- %04x %04x %04x.\n",
1162 mb
[1], mb
[2], mb
[3]);
1164 case MBA_IDC_NOTIFY
:
1165 if (IS_QLA8031(vha
->hw
) || IS_QLA8044(ha
)) {
1166 mb
[4] = RD_REG_WORD(®24
->mailbox4
);
1167 if (((mb
[2] & 0x7fff) == MBC_PORT_RESET
||
1168 (mb
[2] & 0x7fff) == MBC_SET_PORT_CONFIG
) &&
1169 (mb
[4] & INTERNAL_LOOPBACK_MASK
) != 0) {
1170 set_bit(ISP_QUIESCE_NEEDED
, &vha
->dpc_flags
);
1172 * Extend loop down timer since port is active.
1174 if (atomic_read(&vha
->loop_state
) == LOOP_DOWN
)
1175 atomic_set(&vha
->loop_down_timer
,
1177 qla2xxx_wake_dpc(vha
);
1180 case MBA_IDC_COMPLETE
:
1181 if (ha
->notify_lb_portup_comp
&& !vha
->vp_idx
)
1182 complete(&ha
->lb_portup_comp
);
1184 case MBA_IDC_TIME_EXT
:
1185 if (IS_QLA81XX(vha
->hw
) || IS_QLA8031(vha
->hw
) ||
1187 qla81xx_idc_event(vha
, mb
[0], mb
[1]);
1191 mb
[4] = RD_REG_WORD(®24
->mailbox4
);
1192 mb
[5] = RD_REG_WORD(®24
->mailbox5
);
1193 mb
[6] = RD_REG_WORD(®24
->mailbox6
);
1194 mb
[7] = RD_REG_WORD(®24
->mailbox7
);
1195 qla83xx_handle_8200_aen(vha
, mb
);
1198 case MBA_DPORT_DIAGNOSTICS
:
1199 ql_dbg(ql_dbg_async
, vha
, 0x5052,
1200 "D-Port Diagnostics: %04x result=%s\n",
1202 mb
[1] == 0 ? "start" :
1203 mb
[1] == 1 ? "done (pass)" :
1204 mb
[1] == 2 ? "done (error)" : "other");
1207 case MBA_TEMPERATURE_ALERT
:
1208 ql_dbg(ql_dbg_async
, vha
, 0x505e,
1209 "TEMPERATURE ALERT: %04x %04x %04x\n", mb
[1], mb
[2], mb
[3]);
1211 schedule_work(&ha
->board_disable
);
1215 ql_dbg(ql_dbg_async
, vha
, 0x5057,
1216 "Unknown AEN:%04x %04x %04x %04x\n",
1217 mb
[0], mb
[1], mb
[2], mb
[3]);
1220 qlt_async_event(mb
[0], vha
, mb
);
1222 if (!vha
->vp_idx
&& ha
->num_vhosts
)
1223 qla2x00_alert_all_vps(rsp
, mb
);
1227 * qla2x00_process_completed_request() - Process a Fast Post response.
1228 * @ha: SCSI driver HA context
1232 qla2x00_process_completed_request(struct scsi_qla_host
*vha
,
1233 struct req_que
*req
, uint32_t index
)
1236 struct qla_hw_data
*ha
= vha
->hw
;
1238 /* Validate handle. */
1239 if (index
>= req
->num_outstanding_cmds
) {
1240 ql_log(ql_log_warn
, vha
, 0x3014,
1241 "Invalid SCSI command index (%x).\n", index
);
1243 if (IS_P3P_TYPE(ha
))
1244 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
1246 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1250 sp
= req
->outstanding_cmds
[index
];
1252 /* Free outstanding command slot. */
1253 req
->outstanding_cmds
[index
] = NULL
;
1255 /* Save ISP completion status */
1256 sp
->done(sp
, DID_OK
<< 16);
1258 ql_log(ql_log_warn
, vha
, 0x3016, "Invalid SCSI SRB.\n");
1260 if (IS_P3P_TYPE(ha
))
1261 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
1263 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1268 qla2x00_get_sp_from_handle(scsi_qla_host_t
*vha
, const char *func
,
1269 struct req_que
*req
, void *iocb
)
1271 struct qla_hw_data
*ha
= vha
->hw
;
1272 sts_entry_t
*pkt
= iocb
;
1276 index
= LSW(pkt
->handle
);
1277 if (index
>= req
->num_outstanding_cmds
) {
1278 ql_log(ql_log_warn
, vha
, 0x5031,
1279 "Invalid command index (%x) type %8ph.\n",
1281 if (IS_P3P_TYPE(ha
))
1282 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
1284 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1287 sp
= req
->outstanding_cmds
[index
];
1289 ql_log(ql_log_warn
, vha
, 0x5032,
1290 "Invalid completion handle (%x) -- timed-out.\n", index
);
1293 if (sp
->handle
!= index
) {
1294 ql_log(ql_log_warn
, vha
, 0x5033,
1295 "SRB handle (%x) mismatch %x.\n", sp
->handle
, index
);
1299 req
->outstanding_cmds
[index
] = NULL
;
1306 qla2x00_mbx_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1307 struct mbx_entry
*mbx
)
1309 const char func
[] = "MBX-IOCB";
1313 struct srb_iocb
*lio
;
1317 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, mbx
);
1321 lio
= &sp
->u
.iocb_cmd
;
1323 fcport
= sp
->fcport
;
1324 data
= lio
->u
.logio
.data
;
1326 data
[0] = MBS_COMMAND_ERROR
;
1327 data
[1] = lio
->u
.logio
.flags
& SRB_LOGIN_RETRIED
?
1328 QLA_LOGIO_LOGIN_RETRIED
: 0;
1329 if (mbx
->entry_status
) {
1330 ql_dbg(ql_dbg_async
, vha
, 0x5043,
1331 "Async-%s error entry - hdl=%x portid=%02x%02x%02x "
1332 "entry-status=%x status=%x state-flag=%x "
1333 "status-flags=%x.\n", type
, sp
->handle
,
1334 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
1335 fcport
->d_id
.b
.al_pa
, mbx
->entry_status
,
1336 le16_to_cpu(mbx
->status
), le16_to_cpu(mbx
->state_flags
),
1337 le16_to_cpu(mbx
->status_flags
));
1339 ql_dump_buffer(ql_dbg_async
+ ql_dbg_buffer
, vha
, 0x5029,
1340 (uint8_t *)mbx
, sizeof(*mbx
));
1345 status
= le16_to_cpu(mbx
->status
);
1346 if (status
== 0x30 && sp
->type
== SRB_LOGIN_CMD
&&
1347 le16_to_cpu(mbx
->mb0
) == MBS_COMMAND_COMPLETE
)
1349 if (!status
&& le16_to_cpu(mbx
->mb0
) == MBS_COMMAND_COMPLETE
) {
1350 ql_dbg(ql_dbg_async
, vha
, 0x5045,
1351 "Async-%s complete - hdl=%x portid=%02x%02x%02x mbx1=%x.\n",
1352 type
, sp
->handle
, fcport
->d_id
.b
.domain
,
1353 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1354 le16_to_cpu(mbx
->mb1
));
1356 data
[0] = MBS_COMMAND_COMPLETE
;
1357 if (sp
->type
== SRB_LOGIN_CMD
) {
1358 fcport
->port_type
= FCT_TARGET
;
1359 if (le16_to_cpu(mbx
->mb1
) & BIT_0
)
1360 fcport
->port_type
= FCT_INITIATOR
;
1361 else if (le16_to_cpu(mbx
->mb1
) & BIT_1
)
1362 fcport
->flags
|= FCF_FCP2_DEVICE
;
1367 data
[0] = le16_to_cpu(mbx
->mb0
);
1369 case MBS_PORT_ID_USED
:
1370 data
[1] = le16_to_cpu(mbx
->mb1
);
1372 case MBS_LOOP_ID_USED
:
1375 data
[0] = MBS_COMMAND_ERROR
;
1379 ql_log(ql_log_warn
, vha
, 0x5046,
1380 "Async-%s failed - hdl=%x portid=%02x%02x%02x status=%x "
1381 "mb0=%x mb1=%x mb2=%x mb6=%x mb7=%x.\n", type
, sp
->handle
,
1382 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1383 status
, le16_to_cpu(mbx
->mb0
), le16_to_cpu(mbx
->mb1
),
1384 le16_to_cpu(mbx
->mb2
), le16_to_cpu(mbx
->mb6
),
1385 le16_to_cpu(mbx
->mb7
));
1392 qla24xx_mbx_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1393 struct mbx_24xx_entry
*pkt
)
1395 const char func
[] = "MBX-IOCB2";
1397 struct srb_iocb
*si
;
1401 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
1405 si
= &sp
->u
.iocb_cmd
;
1406 sz
= min(ARRAY_SIZE(pkt
->mb
), ARRAY_SIZE(sp
->u
.iocb_cmd
.u
.mbx
.in_mb
));
1408 for (i
= 0; i
< sz
; i
++)
1409 si
->u
.mbx
.in_mb
[i
] = le16_to_cpu(pkt
->mb
[i
]);
1411 res
= (si
->u
.mbx
.in_mb
[0] & MBS_MASK
);
1417 qla24xxx_nack_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1418 struct nack_to_isp
*pkt
)
1420 const char func
[] = "nack";
1424 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
1428 if (pkt
->u
.isp2x
.status
!= cpu_to_le16(NOTIFY_ACK_SUCCESS
))
1429 res
= QLA_FUNCTION_FAILED
;
1435 qla2x00_ct_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1436 sts_entry_t
*pkt
, int iocb_type
)
1438 const char func
[] = "CT_IOCB";
1441 struct bsg_job
*bsg_job
;
1442 struct fc_bsg_reply
*bsg_reply
;
1443 uint16_t comp_status
;
1446 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
1452 bsg_job
= sp
->u
.bsg_job
;
1453 bsg_reply
= bsg_job
->reply
;
1455 type
= "ct pass-through";
1457 comp_status
= le16_to_cpu(pkt
->comp_status
);
1460 * return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
1461 * fc payload to the caller
1463 bsg_reply
->reply_data
.ctels_reply
.status
= FC_CTELS_STATUS_OK
;
1464 bsg_job
->reply_len
= sizeof(struct fc_bsg_reply
);
1466 if (comp_status
!= CS_COMPLETE
) {
1467 if (comp_status
== CS_DATA_UNDERRUN
) {
1469 bsg_reply
->reply_payload_rcv_len
=
1470 le16_to_cpu(((sts_entry_t
*)pkt
)->rsp_info_len
);
1472 ql_log(ql_log_warn
, vha
, 0x5048,
1473 "CT pass-through-%s error comp_status=0x%x total_byte=0x%x.\n",
1475 bsg_reply
->reply_payload_rcv_len
);
1477 ql_log(ql_log_warn
, vha
, 0x5049,
1478 "CT pass-through-%s error comp_status=0x%x.\n",
1480 res
= DID_ERROR
<< 16;
1481 bsg_reply
->reply_payload_rcv_len
= 0;
1483 ql_dump_buffer(ql_dbg_async
+ ql_dbg_buffer
, vha
, 0x5035,
1484 (uint8_t *)pkt
, sizeof(*pkt
));
1487 bsg_reply
->reply_payload_rcv_len
=
1488 bsg_job
->reply_payload
.payload_len
;
1489 bsg_job
->reply_len
= 0;
1492 case SRB_CT_PTHRU_CMD
:
1494 * borrowing sts_entry_24xx.comp_status.
1495 * same location as ct_entry_24xx.comp_status
1497 res
= qla2x00_chk_ms_status(vha
, (ms_iocb_entry_t
*)pkt
,
1498 (struct ct_sns_rsp
*)sp
->u
.iocb_cmd
.u
.ctarg
.rsp
,
1507 qla24xx_els_ct_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1508 struct sts_entry_24xx
*pkt
, int iocb_type
)
1510 const char func
[] = "ELS_CT_IOCB";
1513 struct bsg_job
*bsg_job
;
1514 struct fc_bsg_reply
*bsg_reply
;
1515 uint16_t comp_status
;
1516 uint32_t fw_status
[3];
1517 uint8_t* fw_sts_ptr
;
1520 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
1523 bsg_job
= sp
->u
.bsg_job
;
1524 bsg_reply
= bsg_job
->reply
;
1528 case SRB_ELS_CMD_RPT
:
1529 case SRB_ELS_CMD_HST
:
1533 type
= "ct pass-through";
1536 type
= "Driver ELS logo";
1537 ql_dbg(ql_dbg_user
, vha
, 0x5047,
1538 "Completing %s: (%p) type=%d.\n", type
, sp
, sp
->type
);
1541 case SRB_CT_PTHRU_CMD
:
1542 /* borrowing sts_entry_24xx.comp_status.
1543 same location as ct_entry_24xx.comp_status
1545 res
= qla2x00_chk_ms_status(vha
, (ms_iocb_entry_t
*)pkt
,
1546 (struct ct_sns_rsp
*)sp
->u
.iocb_cmd
.u
.ctarg
.rsp
,
1551 ql_dbg(ql_dbg_user
, vha
, 0x503e,
1552 "Unrecognized SRB: (%p) type=%d.\n", sp
, sp
->type
);
1556 comp_status
= fw_status
[0] = le16_to_cpu(pkt
->comp_status
);
1557 fw_status
[1] = le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->error_subcode_1
);
1558 fw_status
[2] = le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->error_subcode_2
);
1560 /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
1561 * fc payload to the caller
1563 bsg_reply
->reply_data
.ctels_reply
.status
= FC_CTELS_STATUS_OK
;
1564 bsg_job
->reply_len
= sizeof(struct fc_bsg_reply
) + sizeof(fw_status
);
1566 if (comp_status
!= CS_COMPLETE
) {
1567 if (comp_status
== CS_DATA_UNDERRUN
) {
1569 bsg_reply
->reply_payload_rcv_len
=
1570 le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->total_byte_count
);
1572 ql_dbg(ql_dbg_user
, vha
, 0x503f,
1573 "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x "
1574 "error subcode 1=0x%x error subcode 2=0x%x total_byte = 0x%x.\n",
1575 type
, sp
->handle
, comp_status
, fw_status
[1], fw_status
[2],
1576 le16_to_cpu(((struct els_sts_entry_24xx
*)
1577 pkt
)->total_byte_count
));
1578 fw_sts_ptr
= ((uint8_t*)scsi_req(bsg_job
->req
)->sense
) +
1579 sizeof(struct fc_bsg_reply
);
1580 memcpy( fw_sts_ptr
, fw_status
, sizeof(fw_status
));
1583 ql_dbg(ql_dbg_user
, vha
, 0x5040,
1584 "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x "
1585 "error subcode 1=0x%x error subcode 2=0x%x.\n",
1586 type
, sp
->handle
, comp_status
,
1587 le16_to_cpu(((struct els_sts_entry_24xx
*)
1588 pkt
)->error_subcode_1
),
1589 le16_to_cpu(((struct els_sts_entry_24xx
*)
1590 pkt
)->error_subcode_2
));
1591 res
= DID_ERROR
<< 16;
1592 bsg_reply
->reply_payload_rcv_len
= 0;
1593 fw_sts_ptr
= ((uint8_t*)scsi_req(bsg_job
->req
)->sense
) +
1594 sizeof(struct fc_bsg_reply
);
1595 memcpy( fw_sts_ptr
, fw_status
, sizeof(fw_status
));
1597 ql_dump_buffer(ql_dbg_user
+ ql_dbg_buffer
, vha
, 0x5056,
1598 (uint8_t *)pkt
, sizeof(*pkt
));
1602 bsg_reply
->reply_payload_rcv_len
= bsg_job
->reply_payload
.payload_len
;
1603 bsg_job
->reply_len
= 0;
1610 qla24xx_logio_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1611 struct logio_entry_24xx
*logio
)
1613 const char func
[] = "LOGIO-IOCB";
1617 struct srb_iocb
*lio
;
1621 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, logio
);
1625 lio
= &sp
->u
.iocb_cmd
;
1627 fcport
= sp
->fcport
;
1628 data
= lio
->u
.logio
.data
;
1630 data
[0] = MBS_COMMAND_ERROR
;
1631 data
[1] = lio
->u
.logio
.flags
& SRB_LOGIN_RETRIED
?
1632 QLA_LOGIO_LOGIN_RETRIED
: 0;
1633 if (logio
->entry_status
) {
1634 ql_log(ql_log_warn
, fcport
->vha
, 0x5034,
1635 "Async-%s error entry - %8phC hdl=%x"
1636 "portid=%02x%02x%02x entry-status=%x.\n",
1637 type
, fcport
->port_name
, sp
->handle
, fcport
->d_id
.b
.domain
,
1638 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1639 logio
->entry_status
);
1640 ql_dump_buffer(ql_dbg_async
+ ql_dbg_buffer
, vha
, 0x504d,
1641 (uint8_t *)logio
, sizeof(*logio
));
1646 if (le16_to_cpu(logio
->comp_status
) == CS_COMPLETE
) {
1647 ql_dbg(ql_dbg_async
, fcport
->vha
, 0x5036,
1648 "Async-%s complete - %8phC hdl=%x portid=%02x%02x%02x "
1649 "iop0=%x.\n", type
, fcport
->port_name
, sp
->handle
,
1650 fcport
->d_id
.b
.domain
,
1651 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1652 le32_to_cpu(logio
->io_parameter
[0]));
1654 vha
->hw
->exch_starvation
= 0;
1655 data
[0] = MBS_COMMAND_COMPLETE
;
1656 if (sp
->type
!= SRB_LOGIN_CMD
)
1659 iop
[0] = le32_to_cpu(logio
->io_parameter
[0]);
1660 if (iop
[0] & BIT_4
) {
1661 fcport
->port_type
= FCT_TARGET
;
1663 fcport
->flags
|= FCF_FCP2_DEVICE
;
1664 } else if (iop
[0] & BIT_5
)
1665 fcport
->port_type
= FCT_INITIATOR
;
1668 fcport
->flags
|= FCF_CONF_COMP_SUPPORTED
;
1670 if (logio
->io_parameter
[7] || logio
->io_parameter
[8])
1671 fcport
->supported_classes
|= FC_COS_CLASS2
;
1672 if (logio
->io_parameter
[9] || logio
->io_parameter
[10])
1673 fcport
->supported_classes
|= FC_COS_CLASS3
;
1678 iop
[0] = le32_to_cpu(logio
->io_parameter
[0]);
1679 iop
[1] = le32_to_cpu(logio
->io_parameter
[1]);
1680 lio
->u
.logio
.iop
[0] = iop
[0];
1681 lio
->u
.logio
.iop
[1] = iop
[1];
1683 case LSC_SCODE_PORTID_USED
:
1684 data
[0] = MBS_PORT_ID_USED
;
1685 data
[1] = LSW(iop
[1]);
1687 case LSC_SCODE_NPORT_USED
:
1688 data
[0] = MBS_LOOP_ID_USED
;
1690 case LSC_SCODE_CMD_FAILED
:
1691 if (iop
[1] == 0x0606) {
1693 * PLOGI/PRLI Completed. We must have Recv PLOGI/PRLI,
1694 * Target side acked.
1696 data
[0] = MBS_COMMAND_COMPLETE
;
1699 data
[0] = MBS_COMMAND_ERROR
;
1701 case LSC_SCODE_NOXCB
:
1702 vha
->hw
->exch_starvation
++;
1703 if (vha
->hw
->exch_starvation
> 5) {
1704 ql_log(ql_log_warn
, vha
, 0xffff,
1705 "Exchange starvation. Resetting RISC\n");
1707 vha
->hw
->exch_starvation
= 0;
1709 if (IS_P3P_TYPE(vha
->hw
))
1710 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
1712 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1713 qla2xxx_wake_dpc(vha
);
1717 data
[0] = MBS_COMMAND_ERROR
;
1721 ql_dbg(ql_dbg_async
, fcport
->vha
, 0x5037,
1722 "Async-%s failed - %8phC hdl=%x portid=%02x%02x%02x comp=%x "
1723 "iop0=%x iop1=%x.\n", type
, fcport
->port_name
,
1724 sp
->handle
, fcport
->d_id
.b
.domain
,
1725 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1726 le16_to_cpu(logio
->comp_status
),
1727 le32_to_cpu(logio
->io_parameter
[0]),
1728 le32_to_cpu(logio
->io_parameter
[1]));
1735 qla24xx_tm_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
, void *tsk
)
1737 const char func
[] = "TMF-IOCB";
1741 struct srb_iocb
*iocb
;
1742 struct sts_entry_24xx
*sts
= (struct sts_entry_24xx
*)tsk
;
1744 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, tsk
);
1748 iocb
= &sp
->u
.iocb_cmd
;
1750 fcport
= sp
->fcport
;
1751 iocb
->u
.tmf
.data
= QLA_SUCCESS
;
1753 if (sts
->entry_status
) {
1754 ql_log(ql_log_warn
, fcport
->vha
, 0x5038,
1755 "Async-%s error - hdl=%x entry-status(%x).\n",
1756 type
, sp
->handle
, sts
->entry_status
);
1757 iocb
->u
.tmf
.data
= QLA_FUNCTION_FAILED
;
1758 } else if (sts
->comp_status
!= cpu_to_le16(CS_COMPLETE
)) {
1759 ql_log(ql_log_warn
, fcport
->vha
, 0x5039,
1760 "Async-%s error - hdl=%x completion status(%x).\n",
1761 type
, sp
->handle
, sts
->comp_status
);
1762 iocb
->u
.tmf
.data
= QLA_FUNCTION_FAILED
;
1763 } else if ((le16_to_cpu(sts
->scsi_status
) &
1764 SS_RESPONSE_INFO_LEN_VALID
)) {
1765 if (le32_to_cpu(sts
->rsp_data_len
) < 4) {
1766 ql_log(ql_log_warn
, fcport
->vha
, 0x503b,
1767 "Async-%s error - hdl=%x not enough response(%d).\n",
1768 type
, sp
->handle
, sts
->rsp_data_len
);
1769 } else if (sts
->data
[3]) {
1770 ql_log(ql_log_warn
, fcport
->vha
, 0x503c,
1771 "Async-%s error - hdl=%x response(%x).\n",
1772 type
, sp
->handle
, sts
->data
[3]);
1773 iocb
->u
.tmf
.data
= QLA_FUNCTION_FAILED
;
1777 if (iocb
->u
.tmf
.data
!= QLA_SUCCESS
)
1778 ql_dump_buffer(ql_dbg_async
+ ql_dbg_buffer
, vha
, 0x5055,
1779 (uint8_t *)sts
, sizeof(*sts
));
1785 * qla2x00_process_response_queue() - Process response queue entries.
1786 * @ha: SCSI driver HA context
1789 qla2x00_process_response_queue(struct rsp_que
*rsp
)
1791 struct scsi_qla_host
*vha
;
1792 struct qla_hw_data
*ha
= rsp
->hw
;
1793 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1795 uint16_t handle_cnt
;
1798 vha
= pci_get_drvdata(ha
->pdev
);
1800 if (!vha
->flags
.online
)
1803 while (rsp
->ring_ptr
->signature
!= RESPONSE_PROCESSED
) {
1804 pkt
= (sts_entry_t
*)rsp
->ring_ptr
;
1807 if (rsp
->ring_index
== rsp
->length
) {
1808 rsp
->ring_index
= 0;
1809 rsp
->ring_ptr
= rsp
->ring
;
1814 if (pkt
->entry_status
!= 0) {
1815 qla2x00_error_entry(vha
, rsp
, pkt
);
1816 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
1821 switch (pkt
->entry_type
) {
1823 qla2x00_status_entry(vha
, rsp
, pkt
);
1825 case STATUS_TYPE_21
:
1826 handle_cnt
= ((sts21_entry_t
*)pkt
)->handle_count
;
1827 for (cnt
= 0; cnt
< handle_cnt
; cnt
++) {
1828 qla2x00_process_completed_request(vha
, rsp
->req
,
1829 ((sts21_entry_t
*)pkt
)->handle
[cnt
]);
1832 case STATUS_TYPE_22
:
1833 handle_cnt
= ((sts22_entry_t
*)pkt
)->handle_count
;
1834 for (cnt
= 0; cnt
< handle_cnt
; cnt
++) {
1835 qla2x00_process_completed_request(vha
, rsp
->req
,
1836 ((sts22_entry_t
*)pkt
)->handle
[cnt
]);
1839 case STATUS_CONT_TYPE
:
1840 qla2x00_status_cont_entry(rsp
, (sts_cont_entry_t
*)pkt
);
1843 qla2x00_mbx_iocb_entry(vha
, rsp
->req
,
1844 (struct mbx_entry
*)pkt
);
1847 qla2x00_ct_entry(vha
, rsp
->req
, pkt
, CT_IOCB_TYPE
);
1850 /* Type Not Supported. */
1851 ql_log(ql_log_warn
, vha
, 0x504a,
1852 "Received unknown response pkt type %x "
1853 "entry status=%x.\n",
1854 pkt
->entry_type
, pkt
->entry_status
);
1857 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
1861 /* Adjust ring index */
1862 WRT_REG_WORD(ISP_RSP_Q_OUT(ha
, reg
), rsp
->ring_index
);
1866 qla2x00_handle_sense(srb_t
*sp
, uint8_t *sense_data
, uint32_t par_sense_len
,
1867 uint32_t sense_len
, struct rsp_que
*rsp
, int res
)
1869 struct scsi_qla_host
*vha
= sp
->vha
;
1870 struct scsi_cmnd
*cp
= GET_CMD_SP(sp
);
1871 uint32_t track_sense_len
;
1873 if (sense_len
>= SCSI_SENSE_BUFFERSIZE
)
1874 sense_len
= SCSI_SENSE_BUFFERSIZE
;
1876 SET_CMD_SENSE_LEN(sp
, sense_len
);
1877 SET_CMD_SENSE_PTR(sp
, cp
->sense_buffer
);
1878 track_sense_len
= sense_len
;
1880 if (sense_len
> par_sense_len
)
1881 sense_len
= par_sense_len
;
1883 memcpy(cp
->sense_buffer
, sense_data
, sense_len
);
1885 SET_CMD_SENSE_PTR(sp
, cp
->sense_buffer
+ sense_len
);
1886 track_sense_len
-= sense_len
;
1887 SET_CMD_SENSE_LEN(sp
, track_sense_len
);
1889 if (track_sense_len
!= 0) {
1890 rsp
->status_srb
= sp
;
1895 ql_dbg(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x301c,
1896 "Check condition Sense data, nexus%ld:%d:%llu cmd=%p.\n",
1897 sp
->vha
->host_no
, cp
->device
->id
, cp
->device
->lun
,
1899 ql_dump_buffer(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x302b,
1900 cp
->sense_buffer
, sense_len
);
1904 struct scsi_dif_tuple
{
1905 __be16 guard
; /* Checksum */
1906 __be16 app_tag
; /* APPL identifier */
1907 __be32 ref_tag
; /* Target LBA or indirect LBA */
1911 * Checks the guard or meta-data for the type of error
1912 * detected by the HBA. In case of errors, we set the
1913 * ASC/ASCQ fields in the sense buffer with ILLEGAL_REQUEST
1914 * to indicate to the kernel that the HBA detected error.
1917 qla2x00_handle_dif_error(srb_t
*sp
, struct sts_entry_24xx
*sts24
)
1919 struct scsi_qla_host
*vha
= sp
->vha
;
1920 struct scsi_cmnd
*cmd
= GET_CMD_SP(sp
);
1921 uint8_t *ap
= &sts24
->data
[12];
1922 uint8_t *ep
= &sts24
->data
[20];
1923 uint32_t e_ref_tag
, a_ref_tag
;
1924 uint16_t e_app_tag
, a_app_tag
;
1925 uint16_t e_guard
, a_guard
;
1928 * swab32 of the "data" field in the beginning of qla2x00_status_entry()
1929 * would make guard field appear at offset 2
1931 a_guard
= le16_to_cpu(*(uint16_t *)(ap
+ 2));
1932 a_app_tag
= le16_to_cpu(*(uint16_t *)(ap
+ 0));
1933 a_ref_tag
= le32_to_cpu(*(uint32_t *)(ap
+ 4));
1934 e_guard
= le16_to_cpu(*(uint16_t *)(ep
+ 2));
1935 e_app_tag
= le16_to_cpu(*(uint16_t *)(ep
+ 0));
1936 e_ref_tag
= le32_to_cpu(*(uint32_t *)(ep
+ 4));
1938 ql_dbg(ql_dbg_io
, vha
, 0x3023,
1939 "iocb(s) %p Returned STATUS.\n", sts24
);
1941 ql_dbg(ql_dbg_io
, vha
, 0x3024,
1942 "DIF ERROR in cmd 0x%x lba 0x%llx act ref"
1943 " tag=0x%x, exp ref_tag=0x%x, act app tag=0x%x, exp app"
1944 " tag=0x%x, act guard=0x%x, exp guard=0x%x.\n",
1945 cmd
->cmnd
[0], (u64
)scsi_get_lba(cmd
), a_ref_tag
, e_ref_tag
,
1946 a_app_tag
, e_app_tag
, a_guard
, e_guard
);
1950 * For type 3: ref & app tag is all 'f's
1951 * For type 0,1,2: app tag is all 'f's
1953 if ((a_app_tag
== 0xffff) &&
1954 ((scsi_get_prot_type(cmd
) != SCSI_PROT_DIF_TYPE3
) ||
1955 (a_ref_tag
== 0xffffffff))) {
1956 uint32_t blocks_done
, resid
;
1957 sector_t lba_s
= scsi_get_lba(cmd
);
1959 /* 2TB boundary case covered automatically with this */
1960 blocks_done
= e_ref_tag
- (uint32_t)lba_s
+ 1;
1962 resid
= scsi_bufflen(cmd
) - (blocks_done
*
1963 cmd
->device
->sector_size
);
1965 scsi_set_resid(cmd
, resid
);
1966 cmd
->result
= DID_OK
<< 16;
1968 /* Update protection tag */
1969 if (scsi_prot_sg_count(cmd
)) {
1970 uint32_t i
, j
= 0, k
= 0, num_ent
;
1971 struct scatterlist
*sg
;
1972 struct t10_pi_tuple
*spt
;
1974 /* Patch the corresponding protection tags */
1975 scsi_for_each_prot_sg(cmd
, sg
,
1976 scsi_prot_sg_count(cmd
), i
) {
1977 num_ent
= sg_dma_len(sg
) / 8;
1978 if (k
+ num_ent
< blocks_done
) {
1982 j
= blocks_done
- k
- 1;
1987 if (k
!= blocks_done
) {
1988 ql_log(ql_log_warn
, vha
, 0x302f,
1989 "unexpected tag values tag:lba=%x:%llx)\n",
1990 e_ref_tag
, (unsigned long long)lba_s
);
1994 spt
= page_address(sg_page(sg
)) + sg
->offset
;
1997 spt
->app_tag
= 0xffff;
1998 if (scsi_get_prot_type(cmd
) == SCSI_PROT_DIF_TYPE3
)
1999 spt
->ref_tag
= 0xffffffff;
2006 if (e_guard
!= a_guard
) {
2007 scsi_build_sense_buffer(1, cmd
->sense_buffer
, ILLEGAL_REQUEST
,
2009 set_driver_byte(cmd
, DRIVER_SENSE
);
2010 set_host_byte(cmd
, DID_ABORT
);
2011 cmd
->result
|= SAM_STAT_CHECK_CONDITION
<< 1;
2016 if (e_ref_tag
!= a_ref_tag
) {
2017 scsi_build_sense_buffer(1, cmd
->sense_buffer
, ILLEGAL_REQUEST
,
2019 set_driver_byte(cmd
, DRIVER_SENSE
);
2020 set_host_byte(cmd
, DID_ABORT
);
2021 cmd
->result
|= SAM_STAT_CHECK_CONDITION
<< 1;
2025 /* check appl tag */
2026 if (e_app_tag
!= a_app_tag
) {
2027 scsi_build_sense_buffer(1, cmd
->sense_buffer
, ILLEGAL_REQUEST
,
2029 set_driver_byte(cmd
, DRIVER_SENSE
);
2030 set_host_byte(cmd
, DID_ABORT
);
2031 cmd
->result
|= SAM_STAT_CHECK_CONDITION
<< 1;
2039 qla25xx_process_bidir_status_iocb(scsi_qla_host_t
*vha
, void *pkt
,
2040 struct req_que
*req
, uint32_t index
)
2042 struct qla_hw_data
*ha
= vha
->hw
;
2044 uint16_t comp_status
;
2045 uint16_t scsi_status
;
2047 uint32_t rval
= EXT_STATUS_OK
;
2048 struct bsg_job
*bsg_job
= NULL
;
2049 struct fc_bsg_request
*bsg_request
;
2050 struct fc_bsg_reply
*bsg_reply
;
2052 struct sts_entry_24xx
*sts24
;
2053 sts
= (sts_entry_t
*) pkt
;
2054 sts24
= (struct sts_entry_24xx
*) pkt
;
2056 /* Validate handle. */
2057 if (index
>= req
->num_outstanding_cmds
) {
2058 ql_log(ql_log_warn
, vha
, 0x70af,
2059 "Invalid SCSI completion handle 0x%x.\n", index
);
2060 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2064 sp
= req
->outstanding_cmds
[index
];
2066 ql_log(ql_log_warn
, vha
, 0x70b0,
2067 "Req:%d: Invalid ISP SCSI completion handle(0x%x)\n",
2070 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2074 /* Free outstanding command slot. */
2075 req
->outstanding_cmds
[index
] = NULL
;
2076 bsg_job
= sp
->u
.bsg_job
;
2077 bsg_request
= bsg_job
->request
;
2078 bsg_reply
= bsg_job
->reply
;
2080 if (IS_FWI2_CAPABLE(ha
)) {
2081 comp_status
= le16_to_cpu(sts24
->comp_status
);
2082 scsi_status
= le16_to_cpu(sts24
->scsi_status
) & SS_MASK
;
2084 comp_status
= le16_to_cpu(sts
->comp_status
);
2085 scsi_status
= le16_to_cpu(sts
->scsi_status
) & SS_MASK
;
2088 thread_id
= bsg_request
->rqst_data
.h_vendor
.vendor_cmd
[1];
2089 switch (comp_status
) {
2091 if (scsi_status
== 0) {
2092 bsg_reply
->reply_payload_rcv_len
=
2093 bsg_job
->reply_payload
.payload_len
;
2094 vha
->qla_stats
.input_bytes
+=
2095 bsg_reply
->reply_payload_rcv_len
;
2096 vha
->qla_stats
.input_requests
++;
2097 rval
= EXT_STATUS_OK
;
2101 case CS_DATA_OVERRUN
:
2102 ql_dbg(ql_dbg_user
, vha
, 0x70b1,
2103 "Command completed with date overrun thread_id=%d\n",
2105 rval
= EXT_STATUS_DATA_OVERRUN
;
2108 case CS_DATA_UNDERRUN
:
2109 ql_dbg(ql_dbg_user
, vha
, 0x70b2,
2110 "Command completed with date underrun thread_id=%d\n",
2112 rval
= EXT_STATUS_DATA_UNDERRUN
;
2114 case CS_BIDIR_RD_OVERRUN
:
2115 ql_dbg(ql_dbg_user
, vha
, 0x70b3,
2116 "Command completed with read data overrun thread_id=%d\n",
2118 rval
= EXT_STATUS_DATA_OVERRUN
;
2121 case CS_BIDIR_RD_WR_OVERRUN
:
2122 ql_dbg(ql_dbg_user
, vha
, 0x70b4,
2123 "Command completed with read and write data overrun "
2124 "thread_id=%d\n", thread_id
);
2125 rval
= EXT_STATUS_DATA_OVERRUN
;
2128 case CS_BIDIR_RD_OVERRUN_WR_UNDERRUN
:
2129 ql_dbg(ql_dbg_user
, vha
, 0x70b5,
2130 "Command completed with read data over and write data "
2131 "underrun thread_id=%d\n", thread_id
);
2132 rval
= EXT_STATUS_DATA_OVERRUN
;
2135 case CS_BIDIR_RD_UNDERRUN
:
2136 ql_dbg(ql_dbg_user
, vha
, 0x70b6,
2137 "Command completed with read data data underrun "
2138 "thread_id=%d\n", thread_id
);
2139 rval
= EXT_STATUS_DATA_UNDERRUN
;
2142 case CS_BIDIR_RD_UNDERRUN_WR_OVERRUN
:
2143 ql_dbg(ql_dbg_user
, vha
, 0x70b7,
2144 "Command completed with read data under and write data "
2145 "overrun thread_id=%d\n", thread_id
);
2146 rval
= EXT_STATUS_DATA_UNDERRUN
;
2149 case CS_BIDIR_RD_WR_UNDERRUN
:
2150 ql_dbg(ql_dbg_user
, vha
, 0x70b8,
2151 "Command completed with read and write data underrun "
2152 "thread_id=%d\n", thread_id
);
2153 rval
= EXT_STATUS_DATA_UNDERRUN
;
2157 ql_dbg(ql_dbg_user
, vha
, 0x70b9,
2158 "Command completed with data DMA error thread_id=%d\n",
2160 rval
= EXT_STATUS_DMA_ERR
;
2164 ql_dbg(ql_dbg_user
, vha
, 0x70ba,
2165 "Command completed with timeout thread_id=%d\n",
2167 rval
= EXT_STATUS_TIMEOUT
;
2170 ql_dbg(ql_dbg_user
, vha
, 0x70bb,
2171 "Command completed with completion status=0x%x "
2172 "thread_id=%d\n", comp_status
, thread_id
);
2173 rval
= EXT_STATUS_ERR
;
2176 bsg_reply
->reply_payload_rcv_len
= 0;
2179 /* Return the vendor specific reply to API */
2180 bsg_reply
->reply_data
.vendor_reply
.vendor_rsp
[0] = rval
;
2181 bsg_job
->reply_len
= sizeof(struct fc_bsg_reply
);
2182 /* Always return DID_OK, bsg will send the vendor specific response
2183 * in this case only */
2184 sp
->done(sp
, DID_OK
<< 6);
2189 * qla2x00_status_entry() - Process a Status IOCB entry.
2190 * @ha: SCSI driver HA context
2191 * @pkt: Entry pointer
2194 qla2x00_status_entry(scsi_qla_host_t
*vha
, struct rsp_que
*rsp
, void *pkt
)
2198 struct scsi_cmnd
*cp
;
2200 struct sts_entry_24xx
*sts24
;
2201 uint16_t comp_status
;
2202 uint16_t scsi_status
;
2204 uint8_t lscsi_status
;
2206 uint32_t sense_len
, par_sense_len
, rsp_info_len
, resid_len
,
2208 uint8_t *rsp_info
, *sense_data
;
2209 struct qla_hw_data
*ha
= vha
->hw
;
2212 struct req_que
*req
;
2215 uint16_t state_flags
= 0;
2216 uint16_t retry_delay
= 0;
2217 uint8_t no_logout
= 0;
2219 sts
= (sts_entry_t
*) pkt
;
2220 sts24
= (struct sts_entry_24xx
*) pkt
;
2221 if (IS_FWI2_CAPABLE(ha
)) {
2222 comp_status
= le16_to_cpu(sts24
->comp_status
);
2223 scsi_status
= le16_to_cpu(sts24
->scsi_status
) & SS_MASK
;
2224 state_flags
= le16_to_cpu(sts24
->state_flags
);
2226 comp_status
= le16_to_cpu(sts
->comp_status
);
2227 scsi_status
= le16_to_cpu(sts
->scsi_status
) & SS_MASK
;
2229 handle
= (uint32_t) LSW(sts
->handle
);
2230 que
= MSW(sts
->handle
);
2231 req
= ha
->req_q_map
[que
];
2233 /* Check for invalid queue pointer */
2235 que
>= find_first_zero_bit(ha
->req_qid_map
, ha
->max_req_queues
)) {
2236 ql_dbg(ql_dbg_io
, vha
, 0x3059,
2237 "Invalid status handle (0x%x): Bad req pointer. req=%p, "
2238 "que=%u.\n", sts
->handle
, req
, que
);
2242 /* Validate handle. */
2243 if (handle
< req
->num_outstanding_cmds
) {
2244 sp
= req
->outstanding_cmds
[handle
];
2246 ql_dbg(ql_dbg_io
, vha
, 0x3075,
2247 "%s(%ld): Already returned command for status handle (0x%x).\n",
2248 __func__
, vha
->host_no
, sts
->handle
);
2252 ql_dbg(ql_dbg_io
, vha
, 0x3017,
2253 "Invalid status handle, out of range (0x%x).\n",
2256 if (!test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
)) {
2257 if (IS_P3P_TYPE(ha
))
2258 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
2260 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2261 qla2xxx_wake_dpc(vha
);
2266 if (unlikely((state_flags
& BIT_1
) && (sp
->type
== SRB_BIDI_CMD
))) {
2267 qla25xx_process_bidir_status_iocb(vha
, pkt
, req
, handle
);
2271 /* Task Management completion. */
2272 if (sp
->type
== SRB_TM_CMD
) {
2273 qla24xx_tm_iocb_entry(vha
, req
, pkt
);
2277 /* Fast path completion. */
2278 if (comp_status
== CS_COMPLETE
&& scsi_status
== 0) {
2279 qla2x00_process_completed_request(vha
, req
, handle
);
2284 req
->outstanding_cmds
[handle
] = NULL
;
2285 cp
= GET_CMD_SP(sp
);
2287 ql_dbg(ql_dbg_io
, vha
, 0x3018,
2288 "Command already returned (0x%x/%p).\n",
2294 lscsi_status
= scsi_status
& STATUS_MASK
;
2296 fcport
= sp
->fcport
;
2299 sense_len
= par_sense_len
= rsp_info_len
= resid_len
=
2301 if (IS_FWI2_CAPABLE(ha
)) {
2302 if (scsi_status
& SS_SENSE_LEN_VALID
)
2303 sense_len
= le32_to_cpu(sts24
->sense_len
);
2304 if (scsi_status
& SS_RESPONSE_INFO_LEN_VALID
)
2305 rsp_info_len
= le32_to_cpu(sts24
->rsp_data_len
);
2306 if (scsi_status
& (SS_RESIDUAL_UNDER
| SS_RESIDUAL_OVER
))
2307 resid_len
= le32_to_cpu(sts24
->rsp_residual_count
);
2308 if (comp_status
== CS_DATA_UNDERRUN
)
2309 fw_resid_len
= le32_to_cpu(sts24
->residual_len
);
2310 rsp_info
= sts24
->data
;
2311 sense_data
= sts24
->data
;
2312 host_to_fcp_swap(sts24
->data
, sizeof(sts24
->data
));
2313 ox_id
= le16_to_cpu(sts24
->ox_id
);
2314 par_sense_len
= sizeof(sts24
->data
);
2315 /* Valid values of the retry delay timer are 0x1-0xffef */
2316 if (sts24
->retry_delay
> 0 && sts24
->retry_delay
< 0xfff1)
2317 retry_delay
= sts24
->retry_delay
;
2319 if (scsi_status
& SS_SENSE_LEN_VALID
)
2320 sense_len
= le16_to_cpu(sts
->req_sense_length
);
2321 if (scsi_status
& SS_RESPONSE_INFO_LEN_VALID
)
2322 rsp_info_len
= le16_to_cpu(sts
->rsp_info_len
);
2323 resid_len
= le32_to_cpu(sts
->residual_length
);
2324 rsp_info
= sts
->rsp_info
;
2325 sense_data
= sts
->req_sense_data
;
2326 par_sense_len
= sizeof(sts
->req_sense_data
);
2329 /* Check for any FCP transport errors. */
2330 if (scsi_status
& SS_RESPONSE_INFO_LEN_VALID
) {
2331 /* Sense data lies beyond any FCP RESPONSE data. */
2332 if (IS_FWI2_CAPABLE(ha
)) {
2333 sense_data
+= rsp_info_len
;
2334 par_sense_len
-= rsp_info_len
;
2336 if (rsp_info_len
> 3 && rsp_info
[3]) {
2337 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3019,
2338 "FCP I/O protocol failure (0x%x/0x%x).\n",
2339 rsp_info_len
, rsp_info
[3]);
2341 res
= DID_BUS_BUSY
<< 16;
2346 /* Check for overrun. */
2347 if (IS_FWI2_CAPABLE(ha
) && comp_status
== CS_COMPLETE
&&
2348 scsi_status
& SS_RESIDUAL_OVER
)
2349 comp_status
= CS_DATA_OVERRUN
;
2352 * Check retry_delay_timer value if we receive a busy or
2355 if (lscsi_status
== SAM_STAT_TASK_SET_FULL
||
2356 lscsi_status
== SAM_STAT_BUSY
)
2357 qla2x00_set_retry_delay_timestamp(fcport
, retry_delay
);
2360 * Based on Host and scsi status generate status code for Linux
2362 switch (comp_status
) {
2365 if (scsi_status
== 0) {
2369 if (scsi_status
& (SS_RESIDUAL_UNDER
| SS_RESIDUAL_OVER
)) {
2371 scsi_set_resid(cp
, resid
);
2373 if (!lscsi_status
&&
2374 ((unsigned)(scsi_bufflen(cp
) - resid
) <
2376 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301a,
2377 "Mid-layer underflow "
2378 "detected (0x%x of 0x%x bytes).\n",
2379 resid
, scsi_bufflen(cp
));
2381 res
= DID_ERROR
<< 16;
2385 res
= DID_OK
<< 16 | lscsi_status
;
2387 if (lscsi_status
== SAM_STAT_TASK_SET_FULL
) {
2388 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301b,
2389 "QUEUE FULL detected.\n");
2393 if (lscsi_status
!= SS_CHECK_CONDITION
)
2396 memset(cp
->sense_buffer
, 0, SCSI_SENSE_BUFFERSIZE
);
2397 if (!(scsi_status
& SS_SENSE_LEN_VALID
))
2400 qla2x00_handle_sense(sp
, sense_data
, par_sense_len
, sense_len
,
2404 case CS_DATA_UNDERRUN
:
2405 /* Use F/W calculated residual length. */
2406 resid
= IS_FWI2_CAPABLE(ha
) ? fw_resid_len
: resid_len
;
2407 scsi_set_resid(cp
, resid
);
2408 if (scsi_status
& SS_RESIDUAL_UNDER
) {
2409 if (IS_FWI2_CAPABLE(ha
) && fw_resid_len
!= resid_len
) {
2410 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301d,
2411 "Dropped frame(s) detected "
2412 "(0x%x of 0x%x bytes).\n",
2413 resid
, scsi_bufflen(cp
));
2415 res
= DID_ERROR
<< 16 | lscsi_status
;
2416 goto check_scsi_status
;
2419 if (!lscsi_status
&&
2420 ((unsigned)(scsi_bufflen(cp
) - resid
) <
2422 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301e,
2423 "Mid-layer underflow "
2424 "detected (0x%x of 0x%x bytes).\n",
2425 resid
, scsi_bufflen(cp
));
2427 res
= DID_ERROR
<< 16;
2430 } else if (lscsi_status
!= SAM_STAT_TASK_SET_FULL
&&
2431 lscsi_status
!= SAM_STAT_BUSY
) {
2433 * scsi status of task set and busy are considered to be
2434 * task not completed.
2437 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301f,
2438 "Dropped frame(s) detected (0x%x "
2439 "of 0x%x bytes).\n", resid
,
2442 res
= DID_ERROR
<< 16 | lscsi_status
;
2443 goto check_scsi_status
;
2445 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3030,
2446 "scsi_status: 0x%x, lscsi_status: 0x%x\n",
2447 scsi_status
, lscsi_status
);
2450 res
= DID_OK
<< 16 | lscsi_status
;
2455 * Check to see if SCSI Status is non zero. If so report SCSI
2458 if (lscsi_status
!= 0) {
2459 if (lscsi_status
== SAM_STAT_TASK_SET_FULL
) {
2460 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3020,
2461 "QUEUE FULL detected.\n");
2465 if (lscsi_status
!= SS_CHECK_CONDITION
)
2468 memset(cp
->sense_buffer
, 0, SCSI_SENSE_BUFFERSIZE
);
2469 if (!(scsi_status
& SS_SENSE_LEN_VALID
))
2472 qla2x00_handle_sense(sp
, sense_data
, par_sense_len
,
2473 sense_len
, rsp
, res
);
2477 case CS_PORT_LOGGED_OUT
:
2479 case CS_PORT_CONFIG_CHG
:
2482 case CS_PORT_UNAVAILABLE
:
2487 * We are going to have the fc class block the rport
2488 * while we try to recover so instruct the mid layer
2489 * to requeue until the class decides how to handle this.
2491 res
= DID_TRANSPORT_DISRUPTED
<< 16;
2493 if (comp_status
== CS_TIMEOUT
) {
2494 if (IS_FWI2_CAPABLE(ha
))
2496 else if ((le16_to_cpu(sts
->status_flags
) &
2497 SF_LOGOUT_SENT
) == 0)
2501 if (atomic_read(&fcport
->state
) == FCS_ONLINE
) {
2502 ql_dbg(ql_dbg_disc
, fcport
->vha
, 0x3021,
2503 "Port to be marked lost on fcport=%02x%02x%02x, current "
2504 "port state= %s comp_status %x.\n", fcport
->d_id
.b
.domain
,
2505 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
2506 port_state_str
[atomic_read(&fcport
->state
)],
2510 fcport
->logout_on_delete
= 0;
2512 qla2x00_mark_device_lost(fcport
->vha
, fcport
, 1, 1);
2513 qlt_schedule_sess_for_deletion_lock(fcport
);
2519 res
= DID_RESET
<< 16;
2523 logit
= qla2x00_handle_dif_error(sp
, sts24
);
2528 res
= DID_ERROR
<< 16;
2530 if (!IS_PI_SPLIT_DET_CAPABLE(ha
))
2533 if (state_flags
& BIT_4
)
2534 scmd_printk(KERN_WARNING
, cp
,
2535 "Unsupported device '%s' found.\n",
2536 cp
->device
->vendor
);
2540 res
= DID_ERROR
<< 16;
2546 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3022,
2547 "FCP command status: 0x%x-0x%x (0x%x) nexus=%ld:%d:%llu "
2548 "portid=%02x%02x%02x oxid=0x%x cdb=%10phN len=0x%x "
2549 "rsp_info=0x%x resid=0x%x fw_resid=0x%x sp=%p cp=%p.\n",
2550 comp_status
, scsi_status
, res
, vha
->host_no
,
2551 cp
->device
->id
, cp
->device
->lun
, fcport
->d_id
.b
.domain
,
2552 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
, ox_id
,
2553 cp
->cmnd
, scsi_bufflen(cp
), rsp_info_len
,
2554 resid_len
, fw_resid_len
, sp
, cp
);
2556 if (rsp
->status_srb
== NULL
)
2561 * qla2x00_status_cont_entry() - Process a Status Continuations entry.
2562 * @ha: SCSI driver HA context
2563 * @pkt: Entry pointer
2565 * Extended sense data.
2568 qla2x00_status_cont_entry(struct rsp_que
*rsp
, sts_cont_entry_t
*pkt
)
2570 uint8_t sense_sz
= 0;
2571 struct qla_hw_data
*ha
= rsp
->hw
;
2572 struct scsi_qla_host
*vha
= pci_get_drvdata(ha
->pdev
);
2573 srb_t
*sp
= rsp
->status_srb
;
2574 struct scsi_cmnd
*cp
;
2578 if (!sp
|| !GET_CMD_SENSE_LEN(sp
))
2581 sense_len
= GET_CMD_SENSE_LEN(sp
);
2582 sense_ptr
= GET_CMD_SENSE_PTR(sp
);
2584 cp
= GET_CMD_SP(sp
);
2586 ql_log(ql_log_warn
, vha
, 0x3025,
2587 "cmd is NULL: already returned to OS (sp=%p).\n", sp
);
2589 rsp
->status_srb
= NULL
;
2593 if (sense_len
> sizeof(pkt
->data
))
2594 sense_sz
= sizeof(pkt
->data
);
2596 sense_sz
= sense_len
;
2598 /* Move sense data. */
2599 if (IS_FWI2_CAPABLE(ha
))
2600 host_to_fcp_swap(pkt
->data
, sizeof(pkt
->data
));
2601 memcpy(sense_ptr
, pkt
->data
, sense_sz
);
2602 ql_dump_buffer(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x302c,
2603 sense_ptr
, sense_sz
);
2605 sense_len
-= sense_sz
;
2606 sense_ptr
+= sense_sz
;
2608 SET_CMD_SENSE_PTR(sp
, sense_ptr
);
2609 SET_CMD_SENSE_LEN(sp
, sense_len
);
2611 /* Place command on done queue. */
2612 if (sense_len
== 0) {
2613 rsp
->status_srb
= NULL
;
2614 sp
->done(sp
, cp
->result
);
2619 * qla2x00_error_entry() - Process an error entry.
2620 * @ha: SCSI driver HA context
2621 * @pkt: Entry pointer
2624 qla2x00_error_entry(scsi_qla_host_t
*vha
, struct rsp_que
*rsp
, sts_entry_t
*pkt
)
2627 struct qla_hw_data
*ha
= vha
->hw
;
2628 const char func
[] = "ERROR-IOCB";
2629 uint16_t que
= MSW(pkt
->handle
);
2630 struct req_que
*req
= NULL
;
2631 int res
= DID_ERROR
<< 16;
2633 ql_dbg(ql_dbg_async
, vha
, 0x502a,
2634 "type of error status in response: 0x%x\n", pkt
->entry_status
);
2636 if (que
>= ha
->max_req_queues
|| !ha
->req_q_map
[que
])
2639 req
= ha
->req_q_map
[que
];
2641 if (pkt
->entry_status
& RF_BUSY
)
2642 res
= DID_BUS_BUSY
<< 16;
2644 if (pkt
->entry_type
== NOTIFY_ACK_TYPE
&&
2645 pkt
->handle
== QLA_TGT_SKIP_HANDLE
)
2648 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
2654 ql_log(ql_log_warn
, vha
, 0x5030,
2655 "Error entry - invalid handle/queue (%04x).\n", que
);
2659 * qla24xx_mbx_completion() - Process mailbox command completions.
2660 * @ha: SCSI driver HA context
2661 * @mb0: Mailbox0 register
2664 qla24xx_mbx_completion(scsi_qla_host_t
*vha
, uint16_t mb0
)
2668 uint16_t __iomem
*wptr
;
2669 struct qla_hw_data
*ha
= vha
->hw
;
2670 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
2672 /* Read all mbox registers? */
2673 mboxes
= (1 << ha
->mbx_count
) - 1;
2675 ql_dbg(ql_dbg_async
, vha
, 0x504e, "MBX pointer ERROR.\n");
2677 mboxes
= ha
->mcp
->in_mb
;
2679 /* Load return mailbox registers. */
2680 ha
->flags
.mbox_int
= 1;
2681 ha
->mailbox_out
[0] = mb0
;
2683 wptr
= (uint16_t __iomem
*)®
->mailbox1
;
2685 for (cnt
= 1; cnt
< ha
->mbx_count
; cnt
++) {
2687 ha
->mailbox_out
[cnt
] = RD_REG_WORD(wptr
);
2695 qla24xx_abort_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
2696 struct abort_entry_24xx
*pkt
)
2698 const char func
[] = "ABT_IOCB";
2700 struct srb_iocb
*abt
;
2702 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
2706 abt
= &sp
->u
.iocb_cmd
;
2707 abt
->u
.abt
.comp_status
= le16_to_cpu(pkt
->nport_handle
);
2712 * qla24xx_process_response_queue() - Process response queue entries.
2713 * @ha: SCSI driver HA context
2715 void qla24xx_process_response_queue(struct scsi_qla_host
*vha
,
2716 struct rsp_que
*rsp
)
2718 struct sts_entry_24xx
*pkt
;
2719 struct qla_hw_data
*ha
= vha
->hw
;
2721 if (!ha
->flags
.fw_started
)
2724 while (rsp
->ring_ptr
->signature
!= RESPONSE_PROCESSED
) {
2725 pkt
= (struct sts_entry_24xx
*)rsp
->ring_ptr
;
2728 if (rsp
->ring_index
== rsp
->length
) {
2729 rsp
->ring_index
= 0;
2730 rsp
->ring_ptr
= rsp
->ring
;
2735 if (pkt
->entry_status
!= 0) {
2736 qla2x00_error_entry(vha
, rsp
, (sts_entry_t
*) pkt
);
2738 if (qlt_24xx_process_response_error(vha
, pkt
))
2741 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
2747 switch (pkt
->entry_type
) {
2749 qla2x00_status_entry(vha
, rsp
, pkt
);
2751 case STATUS_CONT_TYPE
:
2752 qla2x00_status_cont_entry(rsp
, (sts_cont_entry_t
*)pkt
);
2754 case VP_RPT_ID_IOCB_TYPE
:
2755 qla24xx_report_id_acquisition(vha
,
2756 (struct vp_rpt_id_entry_24xx
*)pkt
);
2758 case LOGINOUT_PORT_IOCB_TYPE
:
2759 qla24xx_logio_entry(vha
, rsp
->req
,
2760 (struct logio_entry_24xx
*)pkt
);
2763 qla24xx_els_ct_entry(vha
, rsp
->req
, pkt
, CT_IOCB_TYPE
);
2766 qla24xx_els_ct_entry(vha
, rsp
->req
, pkt
, ELS_IOCB_TYPE
);
2768 case ABTS_RECV_24XX
:
2769 if (IS_QLA83XX(ha
) || IS_QLA27XX(ha
)) {
2770 /* ensure that the ATIO queue is empty */
2771 qlt_handle_abts_recv(vha
, (response_t
*)pkt
);
2775 qlt_24xx_process_atio_queue(vha
, 1);
2777 case ABTS_RESP_24XX
:
2780 qlt_response_pkt_all_vps(vha
, (response_t
*)pkt
);
2782 case NOTIFY_ACK_TYPE
:
2783 if (pkt
->handle
== QLA_TGT_SKIP_HANDLE
)
2784 qlt_response_pkt_all_vps(vha
, (response_t
*)pkt
);
2786 qla24xxx_nack_iocb_entry(vha
, rsp
->req
,
2787 (struct nack_to_isp
*)pkt
);
2790 /* Do nothing in this case, this check is to prevent it
2791 * from falling into default case
2794 case ABORT_IOCB_TYPE
:
2795 qla24xx_abort_iocb_entry(vha
, rsp
->req
,
2796 (struct abort_entry_24xx
*)pkt
);
2799 qla24xx_mbx_iocb_entry(vha
, rsp
->req
,
2800 (struct mbx_24xx_entry
*)pkt
);
2803 /* Type Not Supported. */
2804 ql_dbg(ql_dbg_async
, vha
, 0x5042,
2805 "Received unknown response pkt type %x "
2806 "entry status=%x.\n",
2807 pkt
->entry_type
, pkt
->entry_status
);
2810 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
2814 /* Adjust ring index */
2815 if (IS_P3P_TYPE(ha
)) {
2816 struct device_reg_82xx __iomem
*reg
= &ha
->iobase
->isp82
;
2817 WRT_REG_DWORD(®
->rsp_q_out
[0], rsp
->ring_index
);
2819 WRT_REG_DWORD(rsp
->rsp_q_out
, rsp
->ring_index
);
2824 qla2xxx_check_risc_status(scsi_qla_host_t
*vha
)
2828 struct qla_hw_data
*ha
= vha
->hw
;
2829 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
2831 if (!IS_QLA25XX(ha
) && !IS_QLA81XX(ha
) && !IS_QLA83XX(ha
) &&
2836 WRT_REG_DWORD(®
->iobase_addr
, 0x7C00);
2837 RD_REG_DWORD(®
->iobase_addr
);
2838 WRT_REG_DWORD(®
->iobase_window
, 0x0001);
2839 for (cnt
= 10000; (RD_REG_DWORD(®
->iobase_window
) & BIT_0
) == 0 &&
2840 rval
== QLA_SUCCESS
; cnt
--) {
2842 WRT_REG_DWORD(®
->iobase_window
, 0x0001);
2845 rval
= QLA_FUNCTION_TIMEOUT
;
2847 if (rval
== QLA_SUCCESS
)
2851 WRT_REG_DWORD(®
->iobase_window
, 0x0003);
2852 for (cnt
= 100; (RD_REG_DWORD(®
->iobase_window
) & BIT_0
) == 0 &&
2853 rval
== QLA_SUCCESS
; cnt
--) {
2855 WRT_REG_DWORD(®
->iobase_window
, 0x0003);
2858 rval
= QLA_FUNCTION_TIMEOUT
;
2860 if (rval
!= QLA_SUCCESS
)
2864 if (RD_REG_DWORD(®
->iobase_c8
) & BIT_3
)
2865 ql_log(ql_log_info
, vha
, 0x504c,
2866 "Additional code -- 0x55AA.\n");
2869 WRT_REG_DWORD(®
->iobase_window
, 0x0000);
2870 RD_REG_DWORD(®
->iobase_window
);
2874 * qla24xx_intr_handler() - Process interrupts for the ISP23xx and ISP24xx.
2876 * @dev_id: SCSI driver HA context
2878 * Called by system whenever the host adapter generates an interrupt.
2880 * Returns handled flag.
2883 qla24xx_intr_handler(int irq
, void *dev_id
)
2885 scsi_qla_host_t
*vha
;
2886 struct qla_hw_data
*ha
;
2887 struct device_reg_24xx __iomem
*reg
;
2893 struct rsp_que
*rsp
;
2894 unsigned long flags
;
2896 rsp
= (struct rsp_que
*) dev_id
;
2898 ql_log(ql_log_info
, NULL
, 0x5059,
2899 "%s: NULL response queue pointer.\n", __func__
);
2904 reg
= &ha
->iobase
->isp24
;
2907 if (unlikely(pci_channel_offline(ha
->pdev
)))
2910 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2911 vha
= pci_get_drvdata(ha
->pdev
);
2912 for (iter
= 50; iter
--; ) {
2913 stat
= RD_REG_DWORD(®
->host_status
);
2914 if (qla2x00_check_reg32_for_disconnect(vha
, stat
))
2916 if (stat
& HSRX_RISC_PAUSED
) {
2917 if (unlikely(pci_channel_offline(ha
->pdev
)))
2920 hccr
= RD_REG_DWORD(®
->hccr
);
2922 ql_log(ql_log_warn
, vha
, 0x504b,
2923 "RISC paused -- HCCR=%x, Dumping firmware.\n",
2926 qla2xxx_check_risc_status(vha
);
2928 ha
->isp_ops
->fw_dump(vha
, 1);
2929 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2931 } else if ((stat
& HSRX_RISC_INT
) == 0)
2934 switch (stat
& 0xff) {
2935 case INTR_ROM_MB_SUCCESS
:
2936 case INTR_ROM_MB_FAILED
:
2937 case INTR_MB_SUCCESS
:
2938 case INTR_MB_FAILED
:
2939 qla24xx_mbx_completion(vha
, MSW(stat
));
2940 status
|= MBX_INTERRUPT
;
2943 case INTR_ASYNC_EVENT
:
2945 mb
[1] = RD_REG_WORD(®
->mailbox1
);
2946 mb
[2] = RD_REG_WORD(®
->mailbox2
);
2947 mb
[3] = RD_REG_WORD(®
->mailbox3
);
2948 qla2x00_async_event(vha
, rsp
, mb
);
2950 case INTR_RSP_QUE_UPDATE
:
2951 case INTR_RSP_QUE_UPDATE_83XX
:
2952 qla24xx_process_response_queue(vha
, rsp
);
2954 case INTR_ATIO_QUE_UPDATE
:{
2955 unsigned long flags2
;
2956 spin_lock_irqsave(&ha
->tgt
.atio_lock
, flags2
);
2957 qlt_24xx_process_atio_queue(vha
, 1);
2958 spin_unlock_irqrestore(&ha
->tgt
.atio_lock
, flags2
);
2961 case INTR_ATIO_RSP_QUE_UPDATE
: {
2962 unsigned long flags2
;
2963 spin_lock_irqsave(&ha
->tgt
.atio_lock
, flags2
);
2964 qlt_24xx_process_atio_queue(vha
, 1);
2965 spin_unlock_irqrestore(&ha
->tgt
.atio_lock
, flags2
);
2967 qla24xx_process_response_queue(vha
, rsp
);
2971 ql_dbg(ql_dbg_async
, vha
, 0x504f,
2972 "Unrecognized interrupt type (%d).\n", stat
* 0xff);
2975 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
2976 RD_REG_DWORD_RELAXED(®
->hccr
);
2977 if (unlikely(IS_QLA83XX(ha
) && (ha
->pdev
->revision
== 1)))
2980 qla2x00_handle_mbx_completion(ha
, status
);
2981 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2987 qla24xx_msix_rsp_q(int irq
, void *dev_id
)
2989 struct qla_hw_data
*ha
;
2990 struct rsp_que
*rsp
;
2991 struct device_reg_24xx __iomem
*reg
;
2992 struct scsi_qla_host
*vha
;
2993 unsigned long flags
;
2996 rsp
= (struct rsp_que
*) dev_id
;
2998 ql_log(ql_log_info
, NULL
, 0x505a,
2999 "%s: NULL response queue pointer.\n", __func__
);
3003 reg
= &ha
->iobase
->isp24
;
3005 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3007 vha
= pci_get_drvdata(ha
->pdev
);
3009 * Use host_status register to check to PCI disconnection before we
3010 * we process the response queue.
3012 stat
= RD_REG_DWORD(®
->host_status
);
3013 if (qla2x00_check_reg32_for_disconnect(vha
, stat
))
3015 qla24xx_process_response_queue(vha
, rsp
);
3016 if (!ha
->flags
.disable_msix_handshake
) {
3017 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
3018 RD_REG_DWORD_RELAXED(®
->hccr
);
3021 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3027 qla24xx_msix_default(int irq
, void *dev_id
)
3029 scsi_qla_host_t
*vha
;
3030 struct qla_hw_data
*ha
;
3031 struct rsp_que
*rsp
;
3032 struct device_reg_24xx __iomem
*reg
;
3037 unsigned long flags
;
3039 rsp
= (struct rsp_que
*) dev_id
;
3041 ql_log(ql_log_info
, NULL
, 0x505c,
3042 "%s: NULL response queue pointer.\n", __func__
);
3046 reg
= &ha
->iobase
->isp24
;
3049 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3050 vha
= pci_get_drvdata(ha
->pdev
);
3052 stat
= RD_REG_DWORD(®
->host_status
);
3053 if (qla2x00_check_reg32_for_disconnect(vha
, stat
))
3055 if (stat
& HSRX_RISC_PAUSED
) {
3056 if (unlikely(pci_channel_offline(ha
->pdev
)))
3059 hccr
= RD_REG_DWORD(®
->hccr
);
3061 ql_log(ql_log_info
, vha
, 0x5050,
3062 "RISC paused -- HCCR=%x, Dumping firmware.\n",
3065 qla2xxx_check_risc_status(vha
);
3067 ha
->isp_ops
->fw_dump(vha
, 1);
3068 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
3070 } else if ((stat
& HSRX_RISC_INT
) == 0)
3073 switch (stat
& 0xff) {
3074 case INTR_ROM_MB_SUCCESS
:
3075 case INTR_ROM_MB_FAILED
:
3076 case INTR_MB_SUCCESS
:
3077 case INTR_MB_FAILED
:
3078 qla24xx_mbx_completion(vha
, MSW(stat
));
3079 status
|= MBX_INTERRUPT
;
3082 case INTR_ASYNC_EVENT
:
3084 mb
[1] = RD_REG_WORD(®
->mailbox1
);
3085 mb
[2] = RD_REG_WORD(®
->mailbox2
);
3086 mb
[3] = RD_REG_WORD(®
->mailbox3
);
3087 qla2x00_async_event(vha
, rsp
, mb
);
3089 case INTR_RSP_QUE_UPDATE
:
3090 case INTR_RSP_QUE_UPDATE_83XX
:
3091 qla24xx_process_response_queue(vha
, rsp
);
3093 case INTR_ATIO_QUE_UPDATE
:{
3094 unsigned long flags2
;
3095 spin_lock_irqsave(&ha
->tgt
.atio_lock
, flags2
);
3096 qlt_24xx_process_atio_queue(vha
, 1);
3097 spin_unlock_irqrestore(&ha
->tgt
.atio_lock
, flags2
);
3100 case INTR_ATIO_RSP_QUE_UPDATE
: {
3101 unsigned long flags2
;
3102 spin_lock_irqsave(&ha
->tgt
.atio_lock
, flags2
);
3103 qlt_24xx_process_atio_queue(vha
, 1);
3104 spin_unlock_irqrestore(&ha
->tgt
.atio_lock
, flags2
);
3106 qla24xx_process_response_queue(vha
, rsp
);
3110 ql_dbg(ql_dbg_async
, vha
, 0x5051,
3111 "Unrecognized interrupt type (%d).\n", stat
& 0xff);
3114 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
3116 qla2x00_handle_mbx_completion(ha
, status
);
3117 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3123 qla2xxx_msix_rsp_q(int irq
, void *dev_id
)
3125 struct qla_hw_data
*ha
;
3126 struct qla_qpair
*qpair
;
3127 struct device_reg_24xx __iomem
*reg
;
3128 unsigned long flags
;
3132 ql_log(ql_log_info
, NULL
, 0x505b,
3133 "%s: NULL response queue pointer.\n", __func__
);
3138 /* Clear the interrupt, if enabled, for this response queue */
3139 if (unlikely(!ha
->flags
.disable_msix_handshake
)) {
3140 reg
= &ha
->iobase
->isp24
;
3141 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3142 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
3143 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3146 queue_work(ha
->wq
, &qpair
->q_work
);
3151 /* Interrupt handling helpers. */
3153 struct qla_init_msix_entry
{
3155 irq_handler_t handler
;
3158 static const struct qla_init_msix_entry msix_entries
[] = {
3159 { "qla2xxx (default)", qla24xx_msix_default
},
3160 { "qla2xxx (rsp_q)", qla24xx_msix_rsp_q
},
3161 { "qla2xxx (atio_q)", qla83xx_msix_atio_q
},
3162 { "qla2xxx (qpair_multiq)", qla2xxx_msix_rsp_q
},
3165 static const struct qla_init_msix_entry qla82xx_msix_entries
[] = {
3166 { "qla2xxx (default)", qla82xx_msix_default
},
3167 { "qla2xxx (rsp_q)", qla82xx_msix_rsp_q
},
3171 qla24xx_enable_msix(struct qla_hw_data
*ha
, struct rsp_que
*rsp
)
3174 struct qla_msix_entry
*qentry
;
3175 scsi_qla_host_t
*vha
= pci_get_drvdata(ha
->pdev
);
3176 int min_vecs
= QLA_BASE_VECTORS
;
3177 struct irq_affinity desc
= {
3178 .pre_vectors
= QLA_BASE_VECTORS
,
3181 if (QLA_TGT_MODE_ENABLED() && IS_ATIO_MSIX_CAPABLE(ha
)) {
3186 ret
= pci_alloc_irq_vectors_affinity(ha
->pdev
, min_vecs
,
3187 ha
->msix_count
, PCI_IRQ_MSIX
| PCI_IRQ_AFFINITY
,
3191 ql_log(ql_log_fatal
, vha
, 0x00c7,
3192 "MSI-X: Failed to enable support, "
3193 "giving up -- %d/%d.\n",
3194 ha
->msix_count
, ret
);
3196 } else if (ret
< ha
->msix_count
) {
3197 ql_log(ql_log_warn
, vha
, 0x00c6,
3198 "MSI-X: Failed to enable support "
3199 "with %d vectors, using %d vectors.\n",
3200 ha
->msix_count
, ret
);
3201 ha
->msix_count
= ret
;
3202 /* Recalculate queue values */
3203 if (ha
->mqiobase
&& ql2xmqsupport
) {
3204 ha
->max_req_queues
= ha
->msix_count
- 1;
3206 /* ATIOQ needs 1 vector. That's 1 less QPair */
3207 if (QLA_TGT_MODE_ENABLED())
3208 ha
->max_req_queues
--;
3210 ha
->max_rsp_queues
= ha
->max_req_queues
;
3212 ha
->max_qpairs
= ha
->max_req_queues
- 1;
3213 ql_dbg_pci(ql_dbg_init
, ha
->pdev
, 0x0190,
3214 "Adjusted Max no of queues pairs: %d.\n", ha
->max_qpairs
);
3217 ha
->msix_entries
= kzalloc(sizeof(struct qla_msix_entry
) *
3218 ha
->msix_count
, GFP_KERNEL
);
3219 if (!ha
->msix_entries
) {
3220 ql_log(ql_log_fatal
, vha
, 0x00c8,
3221 "Failed to allocate memory for ha->msix_entries.\n");
3225 ha
->flags
.msix_enabled
= 1;
3227 for (i
= 0; i
< ha
->msix_count
; i
++) {
3228 qentry
= &ha
->msix_entries
[i
];
3229 qentry
->vector
= pci_irq_vector(ha
->pdev
, i
);
3231 qentry
->have_irq
= 0;
3233 qentry
->handle
= NULL
;
3236 /* Enable MSI-X vectors for the base queue */
3237 for (i
= 0; i
< QLA_BASE_VECTORS
; i
++) {
3238 qentry
= &ha
->msix_entries
[i
];
3239 qentry
->handle
= rsp
;
3241 scnprintf(qentry
->name
, sizeof(qentry
->name
),
3242 "%s", msix_entries
[i
].name
);
3243 if (IS_P3P_TYPE(ha
))
3244 ret
= request_irq(qentry
->vector
,
3245 qla82xx_msix_entries
[i
].handler
,
3246 0, qla82xx_msix_entries
[i
].name
, rsp
);
3248 ret
= request_irq(qentry
->vector
,
3249 msix_entries
[i
].handler
,
3250 0, msix_entries
[i
].name
, rsp
);
3252 goto msix_register_fail
;
3253 qentry
->have_irq
= 1;
3258 * If target mode is enable, also request the vector for the ATIO
3261 if (QLA_TGT_MODE_ENABLED() && IS_ATIO_MSIX_CAPABLE(ha
)) {
3262 qentry
= &ha
->msix_entries
[QLA_ATIO_VECTOR
];
3264 qentry
->handle
= rsp
;
3265 scnprintf(qentry
->name
, sizeof(qentry
->name
),
3266 "%s", msix_entries
[QLA_ATIO_VECTOR
].name
);
3268 ret
= request_irq(qentry
->vector
,
3269 msix_entries
[QLA_ATIO_VECTOR
].handler
,
3270 0, msix_entries
[QLA_ATIO_VECTOR
].name
, rsp
);
3271 qentry
->have_irq
= 1;
3276 ql_log(ql_log_fatal
, vha
, 0x00cb,
3277 "MSI-X: unable to register handler -- %x/%d.\n",
3278 qentry
->vector
, ret
);
3279 qla2x00_free_irqs(vha
);
3284 /* Enable MSI-X vector for response queue update for queue 0 */
3285 if (IS_QLA83XX(ha
) || IS_QLA27XX(ha
)) {
3286 if (ha
->msixbase
&& ha
->mqiobase
&&
3287 (ha
->max_rsp_queues
> 1 || ha
->max_req_queues
> 1 ||
3292 (ha
->max_rsp_queues
> 1 || ha
->max_req_queues
> 1 ||
3295 ql_dbg(ql_dbg_multiq
, vha
, 0xc005,
3296 "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n",
3297 ha
->mqiobase
, ha
->max_rsp_queues
, ha
->max_req_queues
);
3298 ql_dbg(ql_dbg_init
, vha
, 0x0055,
3299 "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n",
3300 ha
->mqiobase
, ha
->max_rsp_queues
, ha
->max_req_queues
);
3307 qla2x00_request_irqs(struct qla_hw_data
*ha
, struct rsp_que
*rsp
)
3309 int ret
= QLA_FUNCTION_FAILED
;
3310 device_reg_t
*reg
= ha
->iobase
;
3311 scsi_qla_host_t
*vha
= pci_get_drvdata(ha
->pdev
);
3313 /* If possible, enable MSI-X. */
3314 if (!IS_QLA2432(ha
) && !IS_QLA2532(ha
) && !IS_QLA8432(ha
) &&
3315 !IS_CNA_CAPABLE(ha
) && !IS_QLA2031(ha
) && !IS_QLAFX00(ha
) &&
3319 if (ha
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_HP
&&
3320 (ha
->pdev
->subsystem_device
== 0x7040 ||
3321 ha
->pdev
->subsystem_device
== 0x7041 ||
3322 ha
->pdev
->subsystem_device
== 0x1705)) {
3323 ql_log(ql_log_warn
, vha
, 0x0034,
3324 "MSI-X: Unsupported ISP 2432 SSVID/SSDID (0x%X,0x%X).\n",
3325 ha
->pdev
->subsystem_vendor
,
3326 ha
->pdev
->subsystem_device
);
3330 if (IS_QLA2432(ha
) && (ha
->pdev
->revision
< QLA_MSIX_CHIP_REV_24XX
)) {
3331 ql_log(ql_log_warn
, vha
, 0x0035,
3332 "MSI-X; Unsupported ISP2432 (0x%X, 0x%X).\n",
3333 ha
->pdev
->revision
, QLA_MSIX_CHIP_REV_24XX
);
3337 ret
= qla24xx_enable_msix(ha
, rsp
);
3339 ql_dbg(ql_dbg_init
, vha
, 0x0036,
3340 "MSI-X: Enabled (0x%X, 0x%X).\n",
3341 ha
->chip_revision
, ha
->fw_attributes
);
3342 goto clear_risc_ints
;
3347 ql_log(ql_log_info
, vha
, 0x0037,
3348 "Falling back-to MSI mode -%d.\n", ret
);
3350 if (!IS_QLA24XX(ha
) && !IS_QLA2532(ha
) && !IS_QLA8432(ha
) &&
3351 !IS_QLA8001(ha
) && !IS_P3P_TYPE(ha
) && !IS_QLAFX00(ha
) &&
3355 ret
= pci_alloc_irq_vectors(ha
->pdev
, 1, 1, PCI_IRQ_MSI
);
3357 ql_dbg(ql_dbg_init
, vha
, 0x0038,
3359 ha
->flags
.msi_enabled
= 1;
3361 ql_log(ql_log_warn
, vha
, 0x0039,
3362 "Falling back-to INTa mode -- %d.\n", ret
);
3365 /* Skip INTx on ISP82xx. */
3366 if (!ha
->flags
.msi_enabled
&& IS_QLA82XX(ha
))
3367 return QLA_FUNCTION_FAILED
;
3369 ret
= request_irq(ha
->pdev
->irq
, ha
->isp_ops
->intr_handler
,
3370 ha
->flags
.msi_enabled
? 0 : IRQF_SHARED
,
3371 QLA2XXX_DRIVER_NAME
, rsp
);
3373 ql_log(ql_log_warn
, vha
, 0x003a,
3374 "Failed to reserve interrupt %d already in use.\n",
3377 } else if (!ha
->flags
.msi_enabled
) {
3378 ql_dbg(ql_dbg_init
, vha
, 0x0125,
3379 "INTa mode: Enabled.\n");
3380 ha
->flags
.mr_intr_valid
= 1;
3384 if (IS_FWI2_CAPABLE(ha
) || IS_QLAFX00(ha
))
3387 spin_lock_irq(&ha
->hardware_lock
);
3388 WRT_REG_WORD(®
->isp
.semaphore
, 0);
3389 spin_unlock_irq(&ha
->hardware_lock
);
3396 qla2x00_free_irqs(scsi_qla_host_t
*vha
)
3398 struct qla_hw_data
*ha
= vha
->hw
;
3399 struct rsp_que
*rsp
;
3400 struct qla_msix_entry
*qentry
;
3404 * We need to check that ha->rsp_q_map is valid in case we are called
3405 * from a probe failure context.
3407 if (!ha
->rsp_q_map
|| !ha
->rsp_q_map
[0])
3409 rsp
= ha
->rsp_q_map
[0];
3411 if (ha
->flags
.msix_enabled
) {
3412 for (i
= 0; i
< ha
->msix_count
; i
++) {
3413 qentry
= &ha
->msix_entries
[i
];
3414 if (qentry
->have_irq
) {
3415 irq_set_affinity_notifier(qentry
->vector
, NULL
);
3416 free_irq(pci_irq_vector(ha
->pdev
, i
), qentry
->handle
);
3419 kfree(ha
->msix_entries
);
3420 ha
->msix_entries
= NULL
;
3421 ha
->flags
.msix_enabled
= 0;
3422 ql_dbg(ql_dbg_init
, vha
, 0x0042,
3423 "Disabled MSI-X.\n");
3425 free_irq(pci_irq_vector(ha
->pdev
, 0), rsp
);
3429 pci_free_irq_vectors(ha
->pdev
);
3432 int qla25xx_request_irq(struct qla_hw_data
*ha
, struct qla_qpair
*qpair
,
3433 struct qla_msix_entry
*msix
, int vector_type
)
3435 const struct qla_init_msix_entry
*intr
= &msix_entries
[vector_type
];
3436 scsi_qla_host_t
*vha
= pci_get_drvdata(ha
->pdev
);
3439 scnprintf(msix
->name
, sizeof(msix
->name
),
3440 "qla2xxx%lu_qpair%d", vha
->host_no
, qpair
->id
);
3441 ret
= request_irq(msix
->vector
, intr
->handler
, 0, msix
->name
, qpair
);
3443 ql_log(ql_log_fatal
, vha
, 0x00e6,
3444 "MSI-X: Unable to register handler -- %x/%d.\n",
3449 msix
->handle
= qpair
;