2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2014 QLogic Corporation
5 * See LICENSE.qla2xxx for copyright and licensing details.
8 #include "qla_target.h"
10 #include <linux/delay.h>
11 #include <linux/slab.h>
12 #include <scsi/scsi_tcq.h>
13 #include <scsi/scsi_bsg_fc.h>
14 #include <scsi/scsi_eh.h>
16 static void qla2x00_mbx_completion(scsi_qla_host_t
*, uint16_t);
17 static void qla2x00_status_entry(scsi_qla_host_t
*, struct rsp_que
*, void *);
18 static void qla2x00_status_cont_entry(struct rsp_que
*, sts_cont_entry_t
*);
19 static void qla2x00_error_entry(scsi_qla_host_t
*, struct rsp_que
*,
23 * qla2100_intr_handler() - Process interrupts for the ISP2100 and ISP2200.
25 * @dev_id: SCSI driver HA context
27 * Called by system whenever the host adapter generates an interrupt.
29 * Returns handled flag.
32 qla2100_intr_handler(int irq
, void *dev_id
)
35 struct qla_hw_data
*ha
;
36 struct device_reg_2xxx __iomem
*reg
;
44 rsp
= (struct rsp_que
*) dev_id
;
46 ql_log(ql_log_info
, NULL
, 0x505d,
47 "%s: NULL response queue pointer.\n", __func__
);
52 reg
= &ha
->iobase
->isp
;
55 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
56 vha
= pci_get_drvdata(ha
->pdev
);
57 for (iter
= 50; iter
--; ) {
58 hccr
= RD_REG_WORD(®
->hccr
);
59 /* Check for PCI disconnection */
62 * Schedule this on the default system workqueue so that
63 * all the adapter workqueues and the DPC thread can be
66 schedule_work(&ha
->board_disable
);
69 if (hccr
& HCCR_RISC_PAUSE
) {
70 if (pci_channel_offline(ha
->pdev
))
74 * Issue a "HARD" reset in order for the RISC interrupt
75 * bit to be cleared. Schedule a big hammer to get
76 * out of the RISC PAUSED state.
78 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
79 RD_REG_WORD(®
->hccr
);
81 ha
->isp_ops
->fw_dump(vha
, 1);
82 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
84 } else if ((RD_REG_WORD(®
->istatus
) & ISR_RISC_INT
) == 0)
87 if (RD_REG_WORD(®
->semaphore
) & BIT_0
) {
88 WRT_REG_WORD(®
->hccr
, HCCR_CLR_RISC_INT
);
89 RD_REG_WORD(®
->hccr
);
91 /* Get mailbox data. */
92 mb
[0] = RD_MAILBOX_REG(ha
, reg
, 0);
93 if (mb
[0] > 0x3fff && mb
[0] < 0x8000) {
94 qla2x00_mbx_completion(vha
, mb
[0]);
95 status
|= MBX_INTERRUPT
;
96 } else if (mb
[0] > 0x7fff && mb
[0] < 0xc000) {
97 mb
[1] = RD_MAILBOX_REG(ha
, reg
, 1);
98 mb
[2] = RD_MAILBOX_REG(ha
, reg
, 2);
99 mb
[3] = RD_MAILBOX_REG(ha
, reg
, 3);
100 qla2x00_async_event(vha
, rsp
, mb
);
103 ql_dbg(ql_dbg_async
, vha
, 0x5025,
104 "Unrecognized interrupt type (%d).\n",
107 /* Release mailbox registers. */
108 WRT_REG_WORD(®
->semaphore
, 0);
109 RD_REG_WORD(®
->semaphore
);
111 qla2x00_process_response_queue(rsp
);
113 WRT_REG_WORD(®
->hccr
, HCCR_CLR_RISC_INT
);
114 RD_REG_WORD(®
->hccr
);
117 qla2x00_handle_mbx_completion(ha
, status
);
118 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
120 return (IRQ_HANDLED
);
124 qla2x00_check_reg_for_disconnect(scsi_qla_host_t
*vha
, uint32_t reg
)
126 /* Check for PCI disconnection */
127 if (reg
== 0xffffffff) {
129 * Schedule this on the default system workqueue so that all the
130 * adapter workqueues and the DPC thread can be shutdown
133 schedule_work(&vha
->hw
->board_disable
);
140 * qla2300_intr_handler() - Process interrupts for the ISP23xx and ISP63xx.
142 * @dev_id: SCSI driver HA context
144 * Called by system whenever the host adapter generates an interrupt.
146 * Returns handled flag.
149 qla2300_intr_handler(int irq
, void *dev_id
)
151 scsi_qla_host_t
*vha
;
152 struct device_reg_2xxx __iomem
*reg
;
159 struct qla_hw_data
*ha
;
162 rsp
= (struct rsp_que
*) dev_id
;
164 ql_log(ql_log_info
, NULL
, 0x5058,
165 "%s: NULL response queue pointer.\n", __func__
);
170 reg
= &ha
->iobase
->isp
;
173 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
174 vha
= pci_get_drvdata(ha
->pdev
);
175 for (iter
= 50; iter
--; ) {
176 stat
= RD_REG_DWORD(®
->u
.isp2300
.host_status
);
177 if (qla2x00_check_reg_for_disconnect(vha
, stat
))
179 if (stat
& HSR_RISC_PAUSED
) {
180 if (unlikely(pci_channel_offline(ha
->pdev
)))
183 hccr
= RD_REG_WORD(®
->hccr
);
185 if (hccr
& (BIT_15
| BIT_13
| BIT_11
| BIT_8
))
186 ql_log(ql_log_warn
, vha
, 0x5026,
187 "Parity error -- HCCR=%x, Dumping "
188 "firmware.\n", hccr
);
190 ql_log(ql_log_warn
, vha
, 0x5027,
191 "RISC paused -- HCCR=%x, Dumping "
192 "firmware.\n", hccr
);
195 * Issue a "HARD" reset in order for the RISC
196 * interrupt bit to be cleared. Schedule a big
197 * hammer to get out of the RISC PAUSED state.
199 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
200 RD_REG_WORD(®
->hccr
);
202 ha
->isp_ops
->fw_dump(vha
, 1);
203 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
205 } else if ((stat
& HSR_RISC_INT
) == 0)
208 switch (stat
& 0xff) {
213 qla2x00_mbx_completion(vha
, MSW(stat
));
214 status
|= MBX_INTERRUPT
;
216 /* Release mailbox registers. */
217 WRT_REG_WORD(®
->semaphore
, 0);
221 mb
[1] = RD_MAILBOX_REG(ha
, reg
, 1);
222 mb
[2] = RD_MAILBOX_REG(ha
, reg
, 2);
223 mb
[3] = RD_MAILBOX_REG(ha
, reg
, 3);
224 qla2x00_async_event(vha
, rsp
, mb
);
227 qla2x00_process_response_queue(rsp
);
230 mb
[0] = MBA_CMPLT_1_16BIT
;
232 qla2x00_async_event(vha
, rsp
, mb
);
235 mb
[0] = MBA_SCSI_COMPLETION
;
237 mb
[2] = RD_MAILBOX_REG(ha
, reg
, 2);
238 qla2x00_async_event(vha
, rsp
, mb
);
241 ql_dbg(ql_dbg_async
, vha
, 0x5028,
242 "Unrecognized interrupt type (%d).\n", stat
& 0xff);
245 WRT_REG_WORD(®
->hccr
, HCCR_CLR_RISC_INT
);
246 RD_REG_WORD_RELAXED(®
->hccr
);
248 qla2x00_handle_mbx_completion(ha
, status
);
249 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
251 return (IRQ_HANDLED
);
255 * qla2x00_mbx_completion() - Process mailbox command completions.
256 * @ha: SCSI driver HA context
257 * @mb0: Mailbox0 register
260 qla2x00_mbx_completion(scsi_qla_host_t
*vha
, uint16_t mb0
)
264 uint16_t __iomem
*wptr
;
265 struct qla_hw_data
*ha
= vha
->hw
;
266 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
268 /* Read all mbox registers? */
269 mboxes
= (1 << ha
->mbx_count
) - 1;
271 ql_dbg(ql_dbg_async
, vha
, 0x5001, "MBX pointer ERROR.\n");
273 mboxes
= ha
->mcp
->in_mb
;
275 /* Load return mailbox registers. */
276 ha
->flags
.mbox_int
= 1;
277 ha
->mailbox_out
[0] = mb0
;
279 wptr
= (uint16_t __iomem
*)MAILBOX_REG(ha
, reg
, 1);
281 for (cnt
= 1; cnt
< ha
->mbx_count
; cnt
++) {
282 if (IS_QLA2200(ha
) && cnt
== 8)
283 wptr
= (uint16_t __iomem
*)MAILBOX_REG(ha
, reg
, 8);
284 if ((cnt
== 4 || cnt
== 5) && (mboxes
& BIT_0
))
285 ha
->mailbox_out
[cnt
] = qla2x00_debounce_register(wptr
);
286 else if (mboxes
& BIT_0
)
287 ha
->mailbox_out
[cnt
] = RD_REG_WORD(wptr
);
295 qla81xx_idc_event(scsi_qla_host_t
*vha
, uint16_t aen
, uint16_t descr
)
297 static char *event
[] =
298 { "Complete", "Request Notification", "Time Extension" };
300 struct device_reg_24xx __iomem
*reg24
= &vha
->hw
->iobase
->isp24
;
301 struct device_reg_82xx __iomem
*reg82
= &vha
->hw
->iobase
->isp82
;
302 uint16_t __iomem
*wptr
;
303 uint16_t cnt
, timeout
, mb
[QLA_IDC_ACK_REGS
];
305 /* Seed data -- mailbox1 -> mailbox7. */
306 if (IS_QLA81XX(vha
->hw
) || IS_QLA83XX(vha
->hw
))
307 wptr
= (uint16_t __iomem
*)®24
->mailbox1
;
308 else if (IS_QLA8044(vha
->hw
))
309 wptr
= (uint16_t __iomem
*)®82
->mailbox_out
[1];
313 for (cnt
= 0; cnt
< QLA_IDC_ACK_REGS
; cnt
++, wptr
++)
314 mb
[cnt
] = RD_REG_WORD(wptr
);
316 ql_dbg(ql_dbg_async
, vha
, 0x5021,
317 "Inter-Driver Communication %s -- "
318 "%04x %04x %04x %04x %04x %04x %04x.\n",
319 event
[aen
& 0xff], mb
[0], mb
[1], mb
[2], mb
[3],
320 mb
[4], mb
[5], mb
[6]);
322 /* Handle IDC Error completion case. */
323 case MBA_IDC_COMPLETE
:
325 vha
->hw
->flags
.idc_compl_status
= 1;
326 if (vha
->hw
->notify_dcbx_comp
&& !vha
->vp_idx
)
327 complete(&vha
->hw
->dcbx_comp
);
332 /* Acknowledgement needed? [Notify && non-zero timeout]. */
333 timeout
= (descr
>> 8) & 0xf;
334 ql_dbg(ql_dbg_async
, vha
, 0x5022,
335 "%lu Inter-Driver Communication %s -- ACK timeout=%d.\n",
336 vha
->host_no
, event
[aen
& 0xff], timeout
);
340 rval
= qla2x00_post_idc_ack_work(vha
, mb
);
341 if (rval
!= QLA_SUCCESS
)
342 ql_log(ql_log_warn
, vha
, 0x5023,
343 "IDC failed to post ACK.\n");
345 case MBA_IDC_TIME_EXT
:
346 vha
->hw
->idc_extend_tmo
= descr
;
347 ql_dbg(ql_dbg_async
, vha
, 0x5087,
348 "%lu Inter-Driver Communication %s -- "
349 "Extend timeout by=%d.\n",
350 vha
->host_no
, event
[aen
& 0xff], vha
->hw
->idc_extend_tmo
);
357 qla2x00_get_link_speed_str(struct qla_hw_data
*ha
, uint16_t speed
)
359 static const char *const link_speeds
[] = {
360 "1", "2", "?", "4", "8", "16", "32", "10"
362 #define QLA_LAST_SPEED 7
364 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
365 return link_speeds
[0];
366 else if (speed
== 0x13)
367 return link_speeds
[QLA_LAST_SPEED
];
368 else if (speed
< QLA_LAST_SPEED
)
369 return link_speeds
[speed
];
371 return link_speeds
[LS_UNKNOWN
];
375 qla83xx_handle_8200_aen(scsi_qla_host_t
*vha
, uint16_t *mb
)
377 struct qla_hw_data
*ha
= vha
->hw
;
380 * 8200 AEN Interpretation:
382 * mb[1] = AEN Reason code
383 * mb[2] = LSW of Peg-Halt Status-1 Register
384 * mb[6] = MSW of Peg-Halt Status-1 Register
385 * mb[3] = LSW of Peg-Halt Status-2 register
386 * mb[7] = MSW of Peg-Halt Status-2 register
387 * mb[4] = IDC Device-State Register value
388 * mb[5] = IDC Driver-Presence Register value
390 ql_dbg(ql_dbg_async
, vha
, 0x506b, "AEN Code: mb[0] = 0x%x AEN reason: "
391 "mb[1] = 0x%x PH-status1: mb[2] = 0x%x PH-status1: mb[6] = 0x%x.\n",
392 mb
[0], mb
[1], mb
[2], mb
[6]);
393 ql_dbg(ql_dbg_async
, vha
, 0x506c, "PH-status2: mb[3] = 0x%x "
394 "PH-status2: mb[7] = 0x%x Device-State: mb[4] = 0x%x "
395 "Drv-Presence: mb[5] = 0x%x.\n", mb
[3], mb
[7], mb
[4], mb
[5]);
397 if (mb
[1] & (IDC_PEG_HALT_STATUS_CHANGE
| IDC_NIC_FW_REPORTED_FAILURE
|
398 IDC_HEARTBEAT_FAILURE
)) {
399 ha
->flags
.nic_core_hung
= 1;
400 ql_log(ql_log_warn
, vha
, 0x5060,
401 "83XX: F/W Error Reported: Check if reset required.\n");
403 if (mb
[1] & IDC_PEG_HALT_STATUS_CHANGE
) {
404 uint32_t protocol_engine_id
, fw_err_code
, err_level
;
407 * IDC_PEG_HALT_STATUS_CHANGE interpretation:
408 * - PEG-Halt Status-1 Register:
409 * (LSW = mb[2], MSW = mb[6])
410 * Bits 0-7 = protocol-engine ID
411 * Bits 8-28 = f/w error code
412 * Bits 29-31 = Error-level
413 * Error-level 0x1 = Non-Fatal error
414 * Error-level 0x2 = Recoverable Fatal error
415 * Error-level 0x4 = UnRecoverable Fatal error
416 * - PEG-Halt Status-2 Register:
417 * (LSW = mb[3], MSW = mb[7])
419 protocol_engine_id
= (mb
[2] & 0xff);
420 fw_err_code
= (((mb
[2] & 0xff00) >> 8) |
421 ((mb
[6] & 0x1fff) << 8));
422 err_level
= ((mb
[6] & 0xe000) >> 13);
423 ql_log(ql_log_warn
, vha
, 0x5061, "PegHalt Status-1 "
424 "Register: protocol_engine_id=0x%x "
425 "fw_err_code=0x%x err_level=0x%x.\n",
426 protocol_engine_id
, fw_err_code
, err_level
);
427 ql_log(ql_log_warn
, vha
, 0x5062, "PegHalt Status-2 "
428 "Register: 0x%x%x.\n", mb
[7], mb
[3]);
429 if (err_level
== ERR_LEVEL_NON_FATAL
) {
430 ql_log(ql_log_warn
, vha
, 0x5063,
431 "Not a fatal error, f/w has recovered "
433 } else if (err_level
== ERR_LEVEL_RECOVERABLE_FATAL
) {
434 ql_log(ql_log_fatal
, vha
, 0x5064,
435 "Recoverable Fatal error: Chip reset "
437 qla83xx_schedule_work(vha
,
438 QLA83XX_NIC_CORE_RESET
);
439 } else if (err_level
== ERR_LEVEL_UNRECOVERABLE_FATAL
) {
440 ql_log(ql_log_fatal
, vha
, 0x5065,
441 "Unrecoverable Fatal error: Set FAILED "
442 "state, reboot required.\n");
443 qla83xx_schedule_work(vha
,
444 QLA83XX_NIC_CORE_UNRECOVERABLE
);
448 if (mb
[1] & IDC_NIC_FW_REPORTED_FAILURE
) {
449 uint16_t peg_fw_state
, nw_interface_link_up
;
450 uint16_t nw_interface_signal_detect
, sfp_status
;
451 uint16_t htbt_counter
, htbt_monitor_enable
;
452 uint16_t sfp_additonal_info
, sfp_multirate
;
453 uint16_t sfp_tx_fault
, link_speed
, dcbx_status
;
456 * IDC_NIC_FW_REPORTED_FAILURE interpretation:
457 * - PEG-to-FC Status Register:
458 * (LSW = mb[2], MSW = mb[6])
459 * Bits 0-7 = Peg-Firmware state
460 * Bit 8 = N/W Interface Link-up
461 * Bit 9 = N/W Interface signal detected
462 * Bits 10-11 = SFP Status
463 * SFP Status 0x0 = SFP+ transceiver not expected
464 * SFP Status 0x1 = SFP+ transceiver not present
465 * SFP Status 0x2 = SFP+ transceiver invalid
466 * SFP Status 0x3 = SFP+ transceiver present and
468 * Bits 12-14 = Heartbeat Counter
469 * Bit 15 = Heartbeat Monitor Enable
470 * Bits 16-17 = SFP Additional Info
471 * SFP info 0x0 = Unregocnized transceiver for
473 * SFP info 0x1 = SFP+ brand validation failed
474 * SFP info 0x2 = SFP+ speed validation failed
475 * SFP info 0x3 = SFP+ access error
476 * Bit 18 = SFP Multirate
477 * Bit 19 = SFP Tx Fault
478 * Bits 20-22 = Link Speed
479 * Bits 23-27 = Reserved
480 * Bits 28-30 = DCBX Status
481 * DCBX Status 0x0 = DCBX Disabled
482 * DCBX Status 0x1 = DCBX Enabled
483 * DCBX Status 0x2 = DCBX Exchange error
486 peg_fw_state
= (mb
[2] & 0x00ff);
487 nw_interface_link_up
= ((mb
[2] & 0x0100) >> 8);
488 nw_interface_signal_detect
= ((mb
[2] & 0x0200) >> 9);
489 sfp_status
= ((mb
[2] & 0x0c00) >> 10);
490 htbt_counter
= ((mb
[2] & 0x7000) >> 12);
491 htbt_monitor_enable
= ((mb
[2] & 0x8000) >> 15);
492 sfp_additonal_info
= (mb
[6] & 0x0003);
493 sfp_multirate
= ((mb
[6] & 0x0004) >> 2);
494 sfp_tx_fault
= ((mb
[6] & 0x0008) >> 3);
495 link_speed
= ((mb
[6] & 0x0070) >> 4);
496 dcbx_status
= ((mb
[6] & 0x7000) >> 12);
498 ql_log(ql_log_warn
, vha
, 0x5066,
499 "Peg-to-Fc Status Register:\n"
500 "peg_fw_state=0x%x, nw_interface_link_up=0x%x, "
501 "nw_interface_signal_detect=0x%x"
502 "\nsfp_statis=0x%x.\n ", peg_fw_state
,
503 nw_interface_link_up
, nw_interface_signal_detect
,
505 ql_log(ql_log_warn
, vha
, 0x5067,
506 "htbt_counter=0x%x, htbt_monitor_enable=0x%x, "
507 "sfp_additonal_info=0x%x, sfp_multirate=0x%x.\n ",
508 htbt_counter
, htbt_monitor_enable
,
509 sfp_additonal_info
, sfp_multirate
);
510 ql_log(ql_log_warn
, vha
, 0x5068,
511 "sfp_tx_fault=0x%x, link_state=0x%x, "
512 "dcbx_status=0x%x.\n", sfp_tx_fault
, link_speed
,
515 qla83xx_schedule_work(vha
, QLA83XX_NIC_CORE_RESET
);
518 if (mb
[1] & IDC_HEARTBEAT_FAILURE
) {
519 ql_log(ql_log_warn
, vha
, 0x5069,
520 "Heartbeat Failure encountered, chip reset "
523 qla83xx_schedule_work(vha
, QLA83XX_NIC_CORE_RESET
);
527 if (mb
[1] & IDC_DEVICE_STATE_CHANGE
) {
528 ql_log(ql_log_info
, vha
, 0x506a,
529 "IDC Device-State changed = 0x%x.\n", mb
[4]);
530 if (ha
->flags
.nic_core_reset_owner
)
532 qla83xx_schedule_work(vha
, MBA_IDC_AEN
);
537 qla2x00_is_a_vp_did(scsi_qla_host_t
*vha
, uint32_t rscn_entry
)
539 struct qla_hw_data
*ha
= vha
->hw
;
548 spin_lock_irqsave(&ha
->vport_slock
, flags
);
549 list_for_each_entry(vp
, &ha
->vp_list
, list
) {
550 vp_did
= vp
->d_id
.b24
;
551 if (vp_did
== rscn_entry
) {
556 spin_unlock_irqrestore(&ha
->vport_slock
, flags
);
562 * qla2x00_async_event() - Process aynchronous events.
563 * @ha: SCSI driver HA context
564 * @mb: Mailbox registers (0 - 3)
567 qla2x00_async_event(scsi_qla_host_t
*vha
, struct rsp_que
*rsp
, uint16_t *mb
)
572 struct qla_hw_data
*ha
= vha
->hw
;
573 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
574 struct device_reg_24xx __iomem
*reg24
= &ha
->iobase
->isp24
;
575 struct device_reg_82xx __iomem
*reg82
= &ha
->iobase
->isp82
;
576 uint32_t rscn_entry
, host_pid
;
579 /* Setup to process RIO completion. */
581 if (IS_CNA_CAPABLE(ha
))
584 case MBA_SCSI_COMPLETION
:
585 handles
[0] = le32_to_cpu((uint32_t)((mb
[2] << 16) | mb
[1]));
588 case MBA_CMPLT_1_16BIT
:
591 mb
[0] = MBA_SCSI_COMPLETION
;
593 case MBA_CMPLT_2_16BIT
:
597 mb
[0] = MBA_SCSI_COMPLETION
;
599 case MBA_CMPLT_3_16BIT
:
604 mb
[0] = MBA_SCSI_COMPLETION
;
606 case MBA_CMPLT_4_16BIT
:
610 handles
[3] = (uint32_t)RD_MAILBOX_REG(ha
, reg
, 6);
612 mb
[0] = MBA_SCSI_COMPLETION
;
614 case MBA_CMPLT_5_16BIT
:
618 handles
[3] = (uint32_t)RD_MAILBOX_REG(ha
, reg
, 6);
619 handles
[4] = (uint32_t)RD_MAILBOX_REG(ha
, reg
, 7);
621 mb
[0] = MBA_SCSI_COMPLETION
;
623 case MBA_CMPLT_2_32BIT
:
624 handles
[0] = le32_to_cpu((uint32_t)((mb
[2] << 16) | mb
[1]));
625 handles
[1] = le32_to_cpu(
626 ((uint32_t)(RD_MAILBOX_REG(ha
, reg
, 7) << 16)) |
627 RD_MAILBOX_REG(ha
, reg
, 6));
629 mb
[0] = MBA_SCSI_COMPLETION
;
636 case MBA_SCSI_COMPLETION
: /* Fast Post */
637 if (!vha
->flags
.online
)
640 for (cnt
= 0; cnt
< handle_cnt
; cnt
++)
641 qla2x00_process_completed_request(vha
, rsp
->req
,
645 case MBA_RESET
: /* Reset */
646 ql_dbg(ql_dbg_async
, vha
, 0x5002,
647 "Asynchronous RESET.\n");
649 set_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
652 case MBA_SYSTEM_ERR
: /* System Error */
653 mbx
= (IS_QLA81XX(ha
) || IS_QLA83XX(ha
) || IS_QLA27XX(ha
)) ?
654 RD_REG_WORD(®24
->mailbox7
) : 0;
655 ql_log(ql_log_warn
, vha
, 0x5003,
656 "ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh "
657 "mbx7=%xh.\n", mb
[1], mb
[2], mb
[3], mbx
);
659 ha
->isp_ops
->fw_dump(vha
, 1);
661 if (IS_FWI2_CAPABLE(ha
)) {
662 if (mb
[1] == 0 && mb
[2] == 0) {
663 ql_log(ql_log_fatal
, vha
, 0x5004,
664 "Unrecoverable Hardware Error: adapter "
665 "marked OFFLINE!\n");
666 vha
->flags
.online
= 0;
667 vha
->device_flags
|= DFLG_DEV_FAILED
;
669 /* Check to see if MPI timeout occurred */
670 if ((mbx
& MBX_3
) && (ha
->port_no
== 0))
671 set_bit(MPI_RESET_NEEDED
,
674 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
676 } else if (mb
[1] == 0) {
677 ql_log(ql_log_fatal
, vha
, 0x5005,
678 "Unrecoverable Hardware Error: adapter marked "
680 vha
->flags
.online
= 0;
681 vha
->device_flags
|= DFLG_DEV_FAILED
;
683 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
686 case MBA_REQ_TRANSFER_ERR
: /* Request Transfer Error */
687 ql_log(ql_log_warn
, vha
, 0x5006,
688 "ISP Request Transfer Error (%x).\n", mb
[1]);
690 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
693 case MBA_RSP_TRANSFER_ERR
: /* Response Transfer Error */
694 ql_log(ql_log_warn
, vha
, 0x5007,
695 "ISP Response Transfer Error.\n");
697 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
700 case MBA_WAKEUP_THRES
: /* Request Queue Wake-up */
701 ql_dbg(ql_dbg_async
, vha
, 0x5008,
702 "Asynchronous WAKEUP_THRES.\n");
705 case MBA_LIP_OCCURRED
: /* Loop Initialization Procedure */
706 ql_dbg(ql_dbg_async
, vha
, 0x5009,
707 "LIP occurred (%x).\n", mb
[1]);
709 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
710 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
711 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
712 qla2x00_mark_all_devices_lost(vha
, 1);
716 atomic_set(&vha
->vp_state
, VP_FAILED
);
717 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
720 set_bit(REGISTER_FC4_NEEDED
, &vha
->dpc_flags
);
721 set_bit(REGISTER_FDMI_NEEDED
, &vha
->dpc_flags
);
723 vha
->flags
.management_server_logged_in
= 0;
724 qla2x00_post_aen_work(vha
, FCH_EVT_LIP
, mb
[1]);
727 case MBA_LOOP_UP
: /* Loop Up Event */
728 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
729 ha
->link_data_rate
= PORT_SPEED_1GB
;
731 ha
->link_data_rate
= mb
[1];
733 ql_dbg(ql_dbg_async
, vha
, 0x500a,
734 "LOOP UP detected (%s Gbps).\n",
735 qla2x00_get_link_speed_str(ha
, ha
->link_data_rate
));
737 vha
->flags
.management_server_logged_in
= 0;
738 qla2x00_post_aen_work(vha
, FCH_EVT_LINKUP
, ha
->link_data_rate
);
741 case MBA_LOOP_DOWN
: /* Loop Down Event */
742 mbx
= (IS_QLA81XX(ha
) || IS_QLA8031(ha
))
743 ? RD_REG_WORD(®24
->mailbox4
) : 0;
744 mbx
= (IS_P3P_TYPE(ha
)) ? RD_REG_WORD(®82
->mailbox_out
[4])
746 ql_dbg(ql_dbg_async
, vha
, 0x500b,
747 "LOOP DOWN detected (%x %x %x %x).\n",
748 mb
[1], mb
[2], mb
[3], mbx
);
750 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
751 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
752 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
753 vha
->device_flags
|= DFLG_NO_CABLE
;
754 qla2x00_mark_all_devices_lost(vha
, 1);
758 atomic_set(&vha
->vp_state
, VP_FAILED
);
759 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
762 vha
->flags
.management_server_logged_in
= 0;
763 ha
->link_data_rate
= PORT_SPEED_UNKNOWN
;
764 qla2x00_post_aen_work(vha
, FCH_EVT_LINKDOWN
, 0);
767 case MBA_LIP_RESET
: /* LIP reset occurred */
768 ql_dbg(ql_dbg_async
, vha
, 0x500c,
769 "LIP reset occurred (%x).\n", mb
[1]);
771 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
772 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
773 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
774 qla2x00_mark_all_devices_lost(vha
, 1);
778 atomic_set(&vha
->vp_state
, VP_FAILED
);
779 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
782 set_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
784 ha
->operating_mode
= LOOP
;
785 vha
->flags
.management_server_logged_in
= 0;
786 qla2x00_post_aen_work(vha
, FCH_EVT_LIPRESET
, mb
[1]);
789 /* case MBA_DCBX_COMPLETE: */
790 case MBA_POINT_TO_POINT
: /* Point-to-Point */
794 if (IS_CNA_CAPABLE(ha
)) {
795 ql_dbg(ql_dbg_async
, vha
, 0x500d,
796 "DCBX Completed -- %04x %04x %04x.\n",
797 mb
[1], mb
[2], mb
[3]);
798 if (ha
->notify_dcbx_comp
&& !vha
->vp_idx
)
799 complete(&ha
->dcbx_comp
);
802 ql_dbg(ql_dbg_async
, vha
, 0x500e,
803 "Asynchronous P2P MODE received.\n");
806 * Until there's a transition from loop down to loop up, treat
807 * this as loop down only.
809 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
810 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
811 if (!atomic_read(&vha
->loop_down_timer
))
812 atomic_set(&vha
->loop_down_timer
,
814 qla2x00_mark_all_devices_lost(vha
, 1);
818 atomic_set(&vha
->vp_state
, VP_FAILED
);
819 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
822 if (!(test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
)))
823 set_bit(RESET_MARKER_NEEDED
, &vha
->dpc_flags
);
825 set_bit(REGISTER_FC4_NEEDED
, &vha
->dpc_flags
);
826 set_bit(REGISTER_FDMI_NEEDED
, &vha
->dpc_flags
);
828 ha
->flags
.gpsc_supported
= 1;
829 vha
->flags
.management_server_logged_in
= 0;
832 case MBA_CHG_IN_CONNECTION
: /* Change in connection mode */
836 ql_dbg(ql_dbg_async
, vha
, 0x500f,
837 "Configuration change detected: value=%x.\n", mb
[1]);
839 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
840 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
841 if (!atomic_read(&vha
->loop_down_timer
))
842 atomic_set(&vha
->loop_down_timer
,
844 qla2x00_mark_all_devices_lost(vha
, 1);
848 atomic_set(&vha
->vp_state
, VP_FAILED
);
849 fc_vport_set_state(vha
->fc_vport
, FC_VPORT_FAILED
);
852 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
853 set_bit(LOCAL_LOOP_UPDATE
, &vha
->dpc_flags
);
856 case MBA_PORT_UPDATE
: /* Port database update */
858 * Handle only global and vn-port update events
861 * mb[1] = N_Port handle of changed port
862 * OR 0xffff for global event
863 * mb[2] = New login state
864 * 7 = Port logged out
865 * mb[3] = LSB is vp_idx, 0xff = all vps
867 * Skip processing if:
868 * Event is global, vp_idx is NOT all vps,
869 * vp_idx does not match
870 * Event is not global, vp_idx does not match
872 if (IS_QLA2XXX_MIDTYPE(ha
) &&
873 ((mb
[1] == 0xffff && (mb
[3] & 0xff) != 0xff) ||
874 (mb
[1] != 0xffff)) && vha
->vp_idx
!= (mb
[3] & 0xff))
877 /* Global event -- port logout or port unavailable. */
878 if (mb
[1] == 0xffff && mb
[2] == 0x7) {
879 ql_dbg(ql_dbg_async
, vha
, 0x5010,
880 "Port unavailable %04x %04x %04x.\n",
881 mb
[1], mb
[2], mb
[3]);
882 ql_log(ql_log_warn
, vha
, 0x505e,
883 "Link is offline.\n");
885 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
886 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
887 atomic_set(&vha
->loop_down_timer
,
889 vha
->device_flags
|= DFLG_NO_CABLE
;
890 qla2x00_mark_all_devices_lost(vha
, 1);
894 atomic_set(&vha
->vp_state
, VP_FAILED
);
895 fc_vport_set_state(vha
->fc_vport
,
897 qla2x00_mark_all_devices_lost(vha
, 1);
900 vha
->flags
.management_server_logged_in
= 0;
901 ha
->link_data_rate
= PORT_SPEED_UNKNOWN
;
906 * If PORT UPDATE is global (received LIP_OCCURRED/LIP_RESET
907 * event etc. earlier indicating loop is down) then process
908 * it. Otherwise ignore it and Wait for RSCN to come in.
910 atomic_set(&vha
->loop_down_timer
, 0);
911 if (mb
[1] != 0xffff || (mb
[2] != 0x6 && mb
[2] != 0x4)) {
912 ql_dbg(ql_dbg_async
, vha
, 0x5011,
913 "Asynchronous PORT UPDATE ignored %04x/%04x/%04x.\n",
914 mb
[1], mb
[2], mb
[3]);
916 qlt_async_event(mb
[0], vha
, mb
);
920 ql_dbg(ql_dbg_async
, vha
, 0x5012,
921 "Port database changed %04x %04x %04x.\n",
922 mb
[1], mb
[2], mb
[3]);
923 ql_log(ql_log_warn
, vha
, 0x505f,
924 "Link is operational (%s Gbps).\n",
925 qla2x00_get_link_speed_str(ha
, ha
->link_data_rate
));
928 * Mark all devices as missing so we will login again.
930 atomic_set(&vha
->loop_state
, LOOP_UP
);
932 qla2x00_mark_all_devices_lost(vha
, 1);
934 if (vha
->vp_idx
== 0 && !qla_ini_mode_enabled(vha
))
935 set_bit(SCR_PENDING
, &vha
->dpc_flags
);
937 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
938 set_bit(LOCAL_LOOP_UPDATE
, &vha
->dpc_flags
);
940 qlt_async_event(mb
[0], vha
, mb
);
943 case MBA_RSCN_UPDATE
: /* State Change Registration */
944 /* Check if the Vport has issued a SCR */
945 if (vha
->vp_idx
&& test_bit(VP_SCR_NEEDED
, &vha
->vp_flags
))
947 /* Only handle SCNs for our Vport index. */
948 if (ha
->flags
.npiv_supported
&& vha
->vp_idx
!= (mb
[3] & 0xff))
951 ql_dbg(ql_dbg_async
, vha
, 0x5013,
952 "RSCN database changed -- %04x %04x %04x.\n",
953 mb
[1], mb
[2], mb
[3]);
955 rscn_entry
= ((mb
[1] & 0xff) << 16) | mb
[2];
956 host_pid
= (vha
->d_id
.b
.domain
<< 16) | (vha
->d_id
.b
.area
<< 8)
958 if (rscn_entry
== host_pid
) {
959 ql_dbg(ql_dbg_async
, vha
, 0x5014,
960 "Ignoring RSCN update to local host "
961 "port ID (%06x).\n", host_pid
);
965 /* Ignore reserved bits from RSCN-payload. */
966 rscn_entry
= ((mb
[1] & 0x3ff) << 16) | mb
[2];
968 /* Skip RSCNs for virtual ports on the same physical port */
969 if (qla2x00_is_a_vp_did(vha
, rscn_entry
))
972 atomic_set(&vha
->loop_down_timer
, 0);
973 vha
->flags
.management_server_logged_in
= 0;
975 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
976 set_bit(RSCN_UPDATE
, &vha
->dpc_flags
);
977 qla2x00_post_aen_work(vha
, FCH_EVT_RSCN
, rscn_entry
);
980 /* case MBA_RIO_RESPONSE: */
981 case MBA_ZIO_RESPONSE
:
982 ql_dbg(ql_dbg_async
, vha
, 0x5015,
983 "[R|Z]IO update completion.\n");
985 if (IS_FWI2_CAPABLE(ha
))
986 qla24xx_process_response_queue(vha
, rsp
);
988 qla2x00_process_response_queue(rsp
);
991 case MBA_DISCARD_RND_FRAME
:
992 ql_dbg(ql_dbg_async
, vha
, 0x5016,
993 "Discard RND Frame -- %04x %04x %04x.\n",
994 mb
[1], mb
[2], mb
[3]);
997 case MBA_TRACE_NOTIFICATION
:
998 ql_dbg(ql_dbg_async
, vha
, 0x5017,
999 "Trace Notification -- %04x %04x.\n", mb
[1], mb
[2]);
1002 case MBA_ISP84XX_ALERT
:
1003 ql_dbg(ql_dbg_async
, vha
, 0x5018,
1004 "ISP84XX Alert Notification -- %04x %04x %04x.\n",
1005 mb
[1], mb
[2], mb
[3]);
1007 spin_lock_irqsave(&ha
->cs84xx
->access_lock
, flags
);
1009 case A84_PANIC_RECOVERY
:
1010 ql_log(ql_log_info
, vha
, 0x5019,
1011 "Alert 84XX: panic recovery %04x %04x.\n",
1014 case A84_OP_LOGIN_COMPLETE
:
1015 ha
->cs84xx
->op_fw_version
= mb
[3] << 16 | mb
[2];
1016 ql_log(ql_log_info
, vha
, 0x501a,
1017 "Alert 84XX: firmware version %x.\n",
1018 ha
->cs84xx
->op_fw_version
);
1020 case A84_DIAG_LOGIN_COMPLETE
:
1021 ha
->cs84xx
->diag_fw_version
= mb
[3] << 16 | mb
[2];
1022 ql_log(ql_log_info
, vha
, 0x501b,
1023 "Alert 84XX: diagnostic firmware version %x.\n",
1024 ha
->cs84xx
->diag_fw_version
);
1026 case A84_GOLD_LOGIN_COMPLETE
:
1027 ha
->cs84xx
->diag_fw_version
= mb
[3] << 16 | mb
[2];
1028 ha
->cs84xx
->fw_update
= 1;
1029 ql_log(ql_log_info
, vha
, 0x501c,
1030 "Alert 84XX: gold firmware version %x.\n",
1031 ha
->cs84xx
->gold_fw_version
);
1034 ql_log(ql_log_warn
, vha
, 0x501d,
1035 "Alert 84xx: Invalid Alert %04x %04x %04x.\n",
1036 mb
[1], mb
[2], mb
[3]);
1038 spin_unlock_irqrestore(&ha
->cs84xx
->access_lock
, flags
);
1040 case MBA_DCBX_START
:
1041 ql_dbg(ql_dbg_async
, vha
, 0x501e,
1042 "DCBX Started -- %04x %04x %04x.\n",
1043 mb
[1], mb
[2], mb
[3]);
1045 case MBA_DCBX_PARAM_UPDATE
:
1046 ql_dbg(ql_dbg_async
, vha
, 0x501f,
1047 "DCBX Parameters Updated -- %04x %04x %04x.\n",
1048 mb
[1], mb
[2], mb
[3]);
1050 case MBA_FCF_CONF_ERR
:
1051 ql_dbg(ql_dbg_async
, vha
, 0x5020,
1052 "FCF Configuration Error -- %04x %04x %04x.\n",
1053 mb
[1], mb
[2], mb
[3]);
1055 case MBA_IDC_NOTIFY
:
1056 if (IS_QLA8031(vha
->hw
) || IS_QLA8044(ha
)) {
1057 mb
[4] = RD_REG_WORD(®24
->mailbox4
);
1058 if (((mb
[2] & 0x7fff) == MBC_PORT_RESET
||
1059 (mb
[2] & 0x7fff) == MBC_SET_PORT_CONFIG
) &&
1060 (mb
[4] & INTERNAL_LOOPBACK_MASK
) != 0) {
1061 set_bit(ISP_QUIESCE_NEEDED
, &vha
->dpc_flags
);
1063 * Extend loop down timer since port is active.
1065 if (atomic_read(&vha
->loop_state
) == LOOP_DOWN
)
1066 atomic_set(&vha
->loop_down_timer
,
1068 qla2xxx_wake_dpc(vha
);
1071 case MBA_IDC_COMPLETE
:
1072 if (ha
->notify_lb_portup_comp
&& !vha
->vp_idx
)
1073 complete(&ha
->lb_portup_comp
);
1075 case MBA_IDC_TIME_EXT
:
1076 if (IS_QLA81XX(vha
->hw
) || IS_QLA8031(vha
->hw
) ||
1078 qla81xx_idc_event(vha
, mb
[0], mb
[1]);
1082 mb
[4] = RD_REG_WORD(®24
->mailbox4
);
1083 mb
[5] = RD_REG_WORD(®24
->mailbox5
);
1084 mb
[6] = RD_REG_WORD(®24
->mailbox6
);
1085 mb
[7] = RD_REG_WORD(®24
->mailbox7
);
1086 qla83xx_handle_8200_aen(vha
, mb
);
1090 ql_dbg(ql_dbg_async
, vha
, 0x5057,
1091 "Unknown AEN:%04x %04x %04x %04x\n",
1092 mb
[0], mb
[1], mb
[2], mb
[3]);
1095 qlt_async_event(mb
[0], vha
, mb
);
1097 if (!vha
->vp_idx
&& ha
->num_vhosts
)
1098 qla2x00_alert_all_vps(rsp
, mb
);
1102 * qla2x00_process_completed_request() - Process a Fast Post response.
1103 * @ha: SCSI driver HA context
1107 qla2x00_process_completed_request(struct scsi_qla_host
*vha
,
1108 struct req_que
*req
, uint32_t index
)
1111 struct qla_hw_data
*ha
= vha
->hw
;
1113 /* Validate handle. */
1114 if (index
>= req
->num_outstanding_cmds
) {
1115 ql_log(ql_log_warn
, vha
, 0x3014,
1116 "Invalid SCSI command index (%x).\n", index
);
1118 if (IS_P3P_TYPE(ha
))
1119 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
1121 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1125 sp
= req
->outstanding_cmds
[index
];
1127 /* Free outstanding command slot. */
1128 req
->outstanding_cmds
[index
] = NULL
;
1130 /* Save ISP completion status */
1131 sp
->done(ha
, sp
, DID_OK
<< 16);
1133 ql_log(ql_log_warn
, vha
, 0x3016, "Invalid SCSI SRB.\n");
1135 if (IS_P3P_TYPE(ha
))
1136 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
1138 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1143 qla2x00_get_sp_from_handle(scsi_qla_host_t
*vha
, const char *func
,
1144 struct req_que
*req
, void *iocb
)
1146 struct qla_hw_data
*ha
= vha
->hw
;
1147 sts_entry_t
*pkt
= iocb
;
1151 index
= LSW(pkt
->handle
);
1152 if (index
>= req
->num_outstanding_cmds
) {
1153 ql_log(ql_log_warn
, vha
, 0x5031,
1154 "Invalid command index (%x).\n", index
);
1155 if (IS_P3P_TYPE(ha
))
1156 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
1158 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1161 sp
= req
->outstanding_cmds
[index
];
1163 ql_log(ql_log_warn
, vha
, 0x5032,
1164 "Invalid completion handle (%x) -- timed-out.\n", index
);
1167 if (sp
->handle
!= index
) {
1168 ql_log(ql_log_warn
, vha
, 0x5033,
1169 "SRB handle (%x) mismatch %x.\n", sp
->handle
, index
);
1173 req
->outstanding_cmds
[index
] = NULL
;
1180 qla2x00_mbx_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1181 struct mbx_entry
*mbx
)
1183 const char func
[] = "MBX-IOCB";
1187 struct srb_iocb
*lio
;
1191 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, mbx
);
1195 lio
= &sp
->u
.iocb_cmd
;
1197 fcport
= sp
->fcport
;
1198 data
= lio
->u
.logio
.data
;
1200 data
[0] = MBS_COMMAND_ERROR
;
1201 data
[1] = lio
->u
.logio
.flags
& SRB_LOGIN_RETRIED
?
1202 QLA_LOGIO_LOGIN_RETRIED
: 0;
1203 if (mbx
->entry_status
) {
1204 ql_dbg(ql_dbg_async
, vha
, 0x5043,
1205 "Async-%s error entry - hdl=%x portid=%02x%02x%02x "
1206 "entry-status=%x status=%x state-flag=%x "
1207 "status-flags=%x.\n", type
, sp
->handle
,
1208 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
1209 fcport
->d_id
.b
.al_pa
, mbx
->entry_status
,
1210 le16_to_cpu(mbx
->status
), le16_to_cpu(mbx
->state_flags
),
1211 le16_to_cpu(mbx
->status_flags
));
1213 ql_dump_buffer(ql_dbg_async
+ ql_dbg_buffer
, vha
, 0x5029,
1214 (uint8_t *)mbx
, sizeof(*mbx
));
1219 status
= le16_to_cpu(mbx
->status
);
1220 if (status
== 0x30 && sp
->type
== SRB_LOGIN_CMD
&&
1221 le16_to_cpu(mbx
->mb0
) == MBS_COMMAND_COMPLETE
)
1223 if (!status
&& le16_to_cpu(mbx
->mb0
) == MBS_COMMAND_COMPLETE
) {
1224 ql_dbg(ql_dbg_async
, vha
, 0x5045,
1225 "Async-%s complete - hdl=%x portid=%02x%02x%02x mbx1=%x.\n",
1226 type
, sp
->handle
, fcport
->d_id
.b
.domain
,
1227 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1228 le16_to_cpu(mbx
->mb1
));
1230 data
[0] = MBS_COMMAND_COMPLETE
;
1231 if (sp
->type
== SRB_LOGIN_CMD
) {
1232 fcport
->port_type
= FCT_TARGET
;
1233 if (le16_to_cpu(mbx
->mb1
) & BIT_0
)
1234 fcport
->port_type
= FCT_INITIATOR
;
1235 else if (le16_to_cpu(mbx
->mb1
) & BIT_1
)
1236 fcport
->flags
|= FCF_FCP2_DEVICE
;
1241 data
[0] = le16_to_cpu(mbx
->mb0
);
1243 case MBS_PORT_ID_USED
:
1244 data
[1] = le16_to_cpu(mbx
->mb1
);
1246 case MBS_LOOP_ID_USED
:
1249 data
[0] = MBS_COMMAND_ERROR
;
1253 ql_log(ql_log_warn
, vha
, 0x5046,
1254 "Async-%s failed - hdl=%x portid=%02x%02x%02x status=%x "
1255 "mb0=%x mb1=%x mb2=%x mb6=%x mb7=%x.\n", type
, sp
->handle
,
1256 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1257 status
, le16_to_cpu(mbx
->mb0
), le16_to_cpu(mbx
->mb1
),
1258 le16_to_cpu(mbx
->mb2
), le16_to_cpu(mbx
->mb6
),
1259 le16_to_cpu(mbx
->mb7
));
1262 sp
->done(vha
, sp
, 0);
1266 qla2x00_ct_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1267 sts_entry_t
*pkt
, int iocb_type
)
1269 const char func
[] = "CT_IOCB";
1272 struct fc_bsg_job
*bsg_job
;
1273 uint16_t comp_status
;
1276 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
1280 bsg_job
= sp
->u
.bsg_job
;
1282 type
= "ct pass-through";
1284 comp_status
= le16_to_cpu(pkt
->comp_status
);
1286 /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
1287 * fc payload to the caller
1289 bsg_job
->reply
->reply_data
.ctels_reply
.status
= FC_CTELS_STATUS_OK
;
1290 bsg_job
->reply_len
= sizeof(struct fc_bsg_reply
);
1292 if (comp_status
!= CS_COMPLETE
) {
1293 if (comp_status
== CS_DATA_UNDERRUN
) {
1295 bsg_job
->reply
->reply_payload_rcv_len
=
1296 le16_to_cpu(((sts_entry_t
*)pkt
)->rsp_info_len
);
1298 ql_log(ql_log_warn
, vha
, 0x5048,
1299 "CT pass-through-%s error "
1300 "comp_status-status=0x%x total_byte = 0x%x.\n",
1302 bsg_job
->reply
->reply_payload_rcv_len
);
1304 ql_log(ql_log_warn
, vha
, 0x5049,
1305 "CT pass-through-%s error "
1306 "comp_status-status=0x%x.\n", type
, comp_status
);
1307 res
= DID_ERROR
<< 16;
1308 bsg_job
->reply
->reply_payload_rcv_len
= 0;
1310 ql_dump_buffer(ql_dbg_async
+ ql_dbg_buffer
, vha
, 0x5035,
1311 (uint8_t *)pkt
, sizeof(*pkt
));
1314 bsg_job
->reply
->reply_payload_rcv_len
=
1315 bsg_job
->reply_payload
.payload_len
;
1316 bsg_job
->reply_len
= 0;
1319 sp
->done(vha
, sp
, res
);
1323 qla24xx_els_ct_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1324 struct sts_entry_24xx
*pkt
, int iocb_type
)
1326 const char func
[] = "ELS_CT_IOCB";
1329 struct fc_bsg_job
*bsg_job
;
1330 uint16_t comp_status
;
1331 uint32_t fw_status
[3];
1332 uint8_t* fw_sts_ptr
;
1335 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
1338 bsg_job
= sp
->u
.bsg_job
;
1342 case SRB_ELS_CMD_RPT
:
1343 case SRB_ELS_CMD_HST
:
1347 type
= "ct pass-through";
1350 ql_dbg(ql_dbg_user
, vha
, 0x503e,
1351 "Unrecognized SRB: (%p) type=%d.\n", sp
, sp
->type
);
1355 comp_status
= fw_status
[0] = le16_to_cpu(pkt
->comp_status
);
1356 fw_status
[1] = le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->error_subcode_1
);
1357 fw_status
[2] = le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->error_subcode_2
);
1359 /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
1360 * fc payload to the caller
1362 bsg_job
->reply
->reply_data
.ctels_reply
.status
= FC_CTELS_STATUS_OK
;
1363 bsg_job
->reply_len
= sizeof(struct fc_bsg_reply
) + sizeof(fw_status
);
1365 if (comp_status
!= CS_COMPLETE
) {
1366 if (comp_status
== CS_DATA_UNDERRUN
) {
1368 bsg_job
->reply
->reply_payload_rcv_len
=
1369 le16_to_cpu(((struct els_sts_entry_24xx
*)pkt
)->total_byte_count
);
1371 ql_dbg(ql_dbg_user
, vha
, 0x503f,
1372 "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x "
1373 "error subcode 1=0x%x error subcode 2=0x%x total_byte = 0x%x.\n",
1374 type
, sp
->handle
, comp_status
, fw_status
[1], fw_status
[2],
1375 le16_to_cpu(((struct els_sts_entry_24xx
*)
1376 pkt
)->total_byte_count
));
1377 fw_sts_ptr
= ((uint8_t*)bsg_job
->req
->sense
) + sizeof(struct fc_bsg_reply
);
1378 memcpy( fw_sts_ptr
, fw_status
, sizeof(fw_status
));
1381 ql_dbg(ql_dbg_user
, vha
, 0x5040,
1382 "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x "
1383 "error subcode 1=0x%x error subcode 2=0x%x.\n",
1384 type
, sp
->handle
, comp_status
,
1385 le16_to_cpu(((struct els_sts_entry_24xx
*)
1386 pkt
)->error_subcode_1
),
1387 le16_to_cpu(((struct els_sts_entry_24xx
*)
1388 pkt
)->error_subcode_2
));
1389 res
= DID_ERROR
<< 16;
1390 bsg_job
->reply
->reply_payload_rcv_len
= 0;
1391 fw_sts_ptr
= ((uint8_t*)bsg_job
->req
->sense
) + sizeof(struct fc_bsg_reply
);
1392 memcpy( fw_sts_ptr
, fw_status
, sizeof(fw_status
));
1394 ql_dump_buffer(ql_dbg_user
+ ql_dbg_buffer
, vha
, 0x5056,
1395 (uint8_t *)pkt
, sizeof(*pkt
));
1399 bsg_job
->reply
->reply_payload_rcv_len
= bsg_job
->reply_payload
.payload_len
;
1400 bsg_job
->reply_len
= 0;
1403 sp
->done(vha
, sp
, res
);
1407 qla24xx_logio_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
1408 struct logio_entry_24xx
*logio
)
1410 const char func
[] = "LOGIO-IOCB";
1414 struct srb_iocb
*lio
;
1418 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, logio
);
1422 lio
= &sp
->u
.iocb_cmd
;
1424 fcport
= sp
->fcport
;
1425 data
= lio
->u
.logio
.data
;
1427 data
[0] = MBS_COMMAND_ERROR
;
1428 data
[1] = lio
->u
.logio
.flags
& SRB_LOGIN_RETRIED
?
1429 QLA_LOGIO_LOGIN_RETRIED
: 0;
1430 if (logio
->entry_status
) {
1431 ql_log(ql_log_warn
, fcport
->vha
, 0x5034,
1432 "Async-%s error entry - hdl=%x"
1433 "portid=%02x%02x%02x entry-status=%x.\n",
1434 type
, sp
->handle
, fcport
->d_id
.b
.domain
,
1435 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1436 logio
->entry_status
);
1437 ql_dump_buffer(ql_dbg_async
+ ql_dbg_buffer
, vha
, 0x504d,
1438 (uint8_t *)logio
, sizeof(*logio
));
1443 if (le16_to_cpu(logio
->comp_status
) == CS_COMPLETE
) {
1444 ql_dbg(ql_dbg_async
, fcport
->vha
, 0x5036,
1445 "Async-%s complete - hdl=%x portid=%02x%02x%02x "
1446 "iop0=%x.\n", type
, sp
->handle
, fcport
->d_id
.b
.domain
,
1447 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1448 le32_to_cpu(logio
->io_parameter
[0]));
1450 data
[0] = MBS_COMMAND_COMPLETE
;
1451 if (sp
->type
!= SRB_LOGIN_CMD
)
1454 iop
[0] = le32_to_cpu(logio
->io_parameter
[0]);
1455 if (iop
[0] & BIT_4
) {
1456 fcport
->port_type
= FCT_TARGET
;
1458 fcport
->flags
|= FCF_FCP2_DEVICE
;
1459 } else if (iop
[0] & BIT_5
)
1460 fcport
->port_type
= FCT_INITIATOR
;
1463 fcport
->flags
|= FCF_CONF_COMP_SUPPORTED
;
1465 if (logio
->io_parameter
[7] || logio
->io_parameter
[8])
1466 fcport
->supported_classes
|= FC_COS_CLASS2
;
1467 if (logio
->io_parameter
[9] || logio
->io_parameter
[10])
1468 fcport
->supported_classes
|= FC_COS_CLASS3
;
1473 iop
[0] = le32_to_cpu(logio
->io_parameter
[0]);
1474 iop
[1] = le32_to_cpu(logio
->io_parameter
[1]);
1476 case LSC_SCODE_PORTID_USED
:
1477 data
[0] = MBS_PORT_ID_USED
;
1478 data
[1] = LSW(iop
[1]);
1480 case LSC_SCODE_NPORT_USED
:
1481 data
[0] = MBS_LOOP_ID_USED
;
1484 data
[0] = MBS_COMMAND_ERROR
;
1488 ql_dbg(ql_dbg_async
, fcport
->vha
, 0x5037,
1489 "Async-%s failed - hdl=%x portid=%02x%02x%02x comp=%x "
1490 "iop0=%x iop1=%x.\n", type
, sp
->handle
, fcport
->d_id
.b
.domain
,
1491 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
1492 le16_to_cpu(logio
->comp_status
),
1493 le32_to_cpu(logio
->io_parameter
[0]),
1494 le32_to_cpu(logio
->io_parameter
[1]));
1497 sp
->done(vha
, sp
, 0);
1501 qla24xx_tm_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
, void *tsk
)
1503 const char func
[] = "TMF-IOCB";
1507 struct srb_iocb
*iocb
;
1508 struct sts_entry_24xx
*sts
= (struct sts_entry_24xx
*)tsk
;
1510 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, tsk
);
1514 iocb
= &sp
->u
.iocb_cmd
;
1516 fcport
= sp
->fcport
;
1517 iocb
->u
.tmf
.data
= QLA_SUCCESS
;
1519 if (sts
->entry_status
) {
1520 ql_log(ql_log_warn
, fcport
->vha
, 0x5038,
1521 "Async-%s error - hdl=%x entry-status(%x).\n",
1522 type
, sp
->handle
, sts
->entry_status
);
1523 iocb
->u
.tmf
.data
= QLA_FUNCTION_FAILED
;
1524 } else if (sts
->comp_status
!= __constant_cpu_to_le16(CS_COMPLETE
)) {
1525 ql_log(ql_log_warn
, fcport
->vha
, 0x5039,
1526 "Async-%s error - hdl=%x completion status(%x).\n",
1527 type
, sp
->handle
, sts
->comp_status
);
1528 iocb
->u
.tmf
.data
= QLA_FUNCTION_FAILED
;
1529 } else if ((le16_to_cpu(sts
->scsi_status
) &
1530 SS_RESPONSE_INFO_LEN_VALID
)) {
1531 if (le32_to_cpu(sts
->rsp_data_len
) < 4) {
1532 ql_log(ql_log_warn
, fcport
->vha
, 0x503b,
1533 "Async-%s error - hdl=%x not enough response(%d).\n",
1534 type
, sp
->handle
, sts
->rsp_data_len
);
1535 } else if (sts
->data
[3]) {
1536 ql_log(ql_log_warn
, fcport
->vha
, 0x503c,
1537 "Async-%s error - hdl=%x response(%x).\n",
1538 type
, sp
->handle
, sts
->data
[3]);
1539 iocb
->u
.tmf
.data
= QLA_FUNCTION_FAILED
;
1543 if (iocb
->u
.tmf
.data
!= QLA_SUCCESS
)
1544 ql_dump_buffer(ql_dbg_async
+ ql_dbg_buffer
, vha
, 0x5055,
1545 (uint8_t *)sts
, sizeof(*sts
));
1547 sp
->done(vha
, sp
, 0);
1551 * qla2x00_process_response_queue() - Process response queue entries.
1552 * @ha: SCSI driver HA context
1555 qla2x00_process_response_queue(struct rsp_que
*rsp
)
1557 struct scsi_qla_host
*vha
;
1558 struct qla_hw_data
*ha
= rsp
->hw
;
1559 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1561 uint16_t handle_cnt
;
1564 vha
= pci_get_drvdata(ha
->pdev
);
1566 if (!vha
->flags
.online
)
1569 while (rsp
->ring_ptr
->signature
!= RESPONSE_PROCESSED
) {
1570 pkt
= (sts_entry_t
*)rsp
->ring_ptr
;
1573 if (rsp
->ring_index
== rsp
->length
) {
1574 rsp
->ring_index
= 0;
1575 rsp
->ring_ptr
= rsp
->ring
;
1580 if (pkt
->entry_status
!= 0) {
1581 qla2x00_error_entry(vha
, rsp
, pkt
);
1582 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
1587 switch (pkt
->entry_type
) {
1589 qla2x00_status_entry(vha
, rsp
, pkt
);
1591 case STATUS_TYPE_21
:
1592 handle_cnt
= ((sts21_entry_t
*)pkt
)->handle_count
;
1593 for (cnt
= 0; cnt
< handle_cnt
; cnt
++) {
1594 qla2x00_process_completed_request(vha
, rsp
->req
,
1595 ((sts21_entry_t
*)pkt
)->handle
[cnt
]);
1598 case STATUS_TYPE_22
:
1599 handle_cnt
= ((sts22_entry_t
*)pkt
)->handle_count
;
1600 for (cnt
= 0; cnt
< handle_cnt
; cnt
++) {
1601 qla2x00_process_completed_request(vha
, rsp
->req
,
1602 ((sts22_entry_t
*)pkt
)->handle
[cnt
]);
1605 case STATUS_CONT_TYPE
:
1606 qla2x00_status_cont_entry(rsp
, (sts_cont_entry_t
*)pkt
);
1609 qla2x00_mbx_iocb_entry(vha
, rsp
->req
,
1610 (struct mbx_entry
*)pkt
);
1613 qla2x00_ct_entry(vha
, rsp
->req
, pkt
, CT_IOCB_TYPE
);
1616 /* Type Not Supported. */
1617 ql_log(ql_log_warn
, vha
, 0x504a,
1618 "Received unknown response pkt type %x "
1619 "entry status=%x.\n",
1620 pkt
->entry_type
, pkt
->entry_status
);
1623 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
1627 /* Adjust ring index */
1628 WRT_REG_WORD(ISP_RSP_Q_OUT(ha
, reg
), rsp
->ring_index
);
1632 qla2x00_handle_sense(srb_t
*sp
, uint8_t *sense_data
, uint32_t par_sense_len
,
1633 uint32_t sense_len
, struct rsp_que
*rsp
, int res
)
1635 struct scsi_qla_host
*vha
= sp
->fcport
->vha
;
1636 struct scsi_cmnd
*cp
= GET_CMD_SP(sp
);
1637 uint32_t track_sense_len
;
1639 if (sense_len
>= SCSI_SENSE_BUFFERSIZE
)
1640 sense_len
= SCSI_SENSE_BUFFERSIZE
;
1642 SET_CMD_SENSE_LEN(sp
, sense_len
);
1643 SET_CMD_SENSE_PTR(sp
, cp
->sense_buffer
);
1644 track_sense_len
= sense_len
;
1646 if (sense_len
> par_sense_len
)
1647 sense_len
= par_sense_len
;
1649 memcpy(cp
->sense_buffer
, sense_data
, sense_len
);
1651 SET_CMD_SENSE_PTR(sp
, cp
->sense_buffer
+ sense_len
);
1652 track_sense_len
-= sense_len
;
1653 SET_CMD_SENSE_LEN(sp
, track_sense_len
);
1655 if (track_sense_len
!= 0) {
1656 rsp
->status_srb
= sp
;
1661 ql_dbg(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x301c,
1662 "Check condition Sense data, nexus%ld:%d:%llu cmd=%p.\n",
1663 sp
->fcport
->vha
->host_no
, cp
->device
->id
, cp
->device
->lun
,
1665 ql_dump_buffer(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x302b,
1666 cp
->sense_buffer
, sense_len
);
1670 struct scsi_dif_tuple
{
1671 __be16 guard
; /* Checksum */
1672 __be16 app_tag
; /* APPL identifier */
1673 __be32 ref_tag
; /* Target LBA or indirect LBA */
1677 * Checks the guard or meta-data for the type of error
1678 * detected by the HBA. In case of errors, we set the
1679 * ASC/ASCQ fields in the sense buffer with ILLEGAL_REQUEST
1680 * to indicate to the kernel that the HBA detected error.
1683 qla2x00_handle_dif_error(srb_t
*sp
, struct sts_entry_24xx
*sts24
)
1685 struct scsi_qla_host
*vha
= sp
->fcport
->vha
;
1686 struct scsi_cmnd
*cmd
= GET_CMD_SP(sp
);
1687 uint8_t *ap
= &sts24
->data
[12];
1688 uint8_t *ep
= &sts24
->data
[20];
1689 uint32_t e_ref_tag
, a_ref_tag
;
1690 uint16_t e_app_tag
, a_app_tag
;
1691 uint16_t e_guard
, a_guard
;
1694 * swab32 of the "data" field in the beginning of qla2x00_status_entry()
1695 * would make guard field appear at offset 2
1697 a_guard
= le16_to_cpu(*(uint16_t *)(ap
+ 2));
1698 a_app_tag
= le16_to_cpu(*(uint16_t *)(ap
+ 0));
1699 a_ref_tag
= le32_to_cpu(*(uint32_t *)(ap
+ 4));
1700 e_guard
= le16_to_cpu(*(uint16_t *)(ep
+ 2));
1701 e_app_tag
= le16_to_cpu(*(uint16_t *)(ep
+ 0));
1702 e_ref_tag
= le32_to_cpu(*(uint32_t *)(ep
+ 4));
1704 ql_dbg(ql_dbg_io
, vha
, 0x3023,
1705 "iocb(s) %p Returned STATUS.\n", sts24
);
1707 ql_dbg(ql_dbg_io
, vha
, 0x3024,
1708 "DIF ERROR in cmd 0x%x lba 0x%llx act ref"
1709 " tag=0x%x, exp ref_tag=0x%x, act app tag=0x%x, exp app"
1710 " tag=0x%x, act guard=0x%x, exp guard=0x%x.\n",
1711 cmd
->cmnd
[0], (u64
)scsi_get_lba(cmd
), a_ref_tag
, e_ref_tag
,
1712 a_app_tag
, e_app_tag
, a_guard
, e_guard
);
1716 * For type 3: ref & app tag is all 'f's
1717 * For type 0,1,2: app tag is all 'f's
1719 if ((a_app_tag
== 0xffff) &&
1720 ((scsi_get_prot_type(cmd
) != SCSI_PROT_DIF_TYPE3
) ||
1721 (a_ref_tag
== 0xffffffff))) {
1722 uint32_t blocks_done
, resid
;
1723 sector_t lba_s
= scsi_get_lba(cmd
);
1725 /* 2TB boundary case covered automatically with this */
1726 blocks_done
= e_ref_tag
- (uint32_t)lba_s
+ 1;
1728 resid
= scsi_bufflen(cmd
) - (blocks_done
*
1729 cmd
->device
->sector_size
);
1731 scsi_set_resid(cmd
, resid
);
1732 cmd
->result
= DID_OK
<< 16;
1734 /* Update protection tag */
1735 if (scsi_prot_sg_count(cmd
)) {
1736 uint32_t i
, j
= 0, k
= 0, num_ent
;
1737 struct scatterlist
*sg
;
1738 struct sd_dif_tuple
*spt
;
1740 /* Patch the corresponding protection tags */
1741 scsi_for_each_prot_sg(cmd
, sg
,
1742 scsi_prot_sg_count(cmd
), i
) {
1743 num_ent
= sg_dma_len(sg
) / 8;
1744 if (k
+ num_ent
< blocks_done
) {
1748 j
= blocks_done
- k
- 1;
1753 if (k
!= blocks_done
) {
1754 ql_log(ql_log_warn
, vha
, 0x302f,
1755 "unexpected tag values tag:lba=%x:%llx)\n",
1756 e_ref_tag
, (unsigned long long)lba_s
);
1760 spt
= page_address(sg_page(sg
)) + sg
->offset
;
1763 spt
->app_tag
= 0xffff;
1764 if (scsi_get_prot_type(cmd
) == SCSI_PROT_DIF_TYPE3
)
1765 spt
->ref_tag
= 0xffffffff;
1772 if (e_guard
!= a_guard
) {
1773 scsi_build_sense_buffer(1, cmd
->sense_buffer
, ILLEGAL_REQUEST
,
1775 set_driver_byte(cmd
, DRIVER_SENSE
);
1776 set_host_byte(cmd
, DID_ABORT
);
1777 cmd
->result
|= SAM_STAT_CHECK_CONDITION
<< 1;
1782 if (e_ref_tag
!= a_ref_tag
) {
1783 scsi_build_sense_buffer(1, cmd
->sense_buffer
, ILLEGAL_REQUEST
,
1785 set_driver_byte(cmd
, DRIVER_SENSE
);
1786 set_host_byte(cmd
, DID_ABORT
);
1787 cmd
->result
|= SAM_STAT_CHECK_CONDITION
<< 1;
1791 /* check appl tag */
1792 if (e_app_tag
!= a_app_tag
) {
1793 scsi_build_sense_buffer(1, cmd
->sense_buffer
, ILLEGAL_REQUEST
,
1795 set_driver_byte(cmd
, DRIVER_SENSE
);
1796 set_host_byte(cmd
, DID_ABORT
);
1797 cmd
->result
|= SAM_STAT_CHECK_CONDITION
<< 1;
1805 qla25xx_process_bidir_status_iocb(scsi_qla_host_t
*vha
, void *pkt
,
1806 struct req_que
*req
, uint32_t index
)
1808 struct qla_hw_data
*ha
= vha
->hw
;
1810 uint16_t comp_status
;
1811 uint16_t scsi_status
;
1813 uint32_t rval
= EXT_STATUS_OK
;
1814 struct fc_bsg_job
*bsg_job
= NULL
;
1816 struct sts_entry_24xx
*sts24
;
1817 sts
= (sts_entry_t
*) pkt
;
1818 sts24
= (struct sts_entry_24xx
*) pkt
;
1820 /* Validate handle. */
1821 if (index
>= req
->num_outstanding_cmds
) {
1822 ql_log(ql_log_warn
, vha
, 0x70af,
1823 "Invalid SCSI completion handle 0x%x.\n", index
);
1824 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1828 sp
= req
->outstanding_cmds
[index
];
1830 /* Free outstanding command slot. */
1831 req
->outstanding_cmds
[index
] = NULL
;
1832 bsg_job
= sp
->u
.bsg_job
;
1834 ql_log(ql_log_warn
, vha
, 0x70b0,
1835 "Req:%d: Invalid ISP SCSI completion handle(0x%x)\n",
1838 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1842 if (IS_FWI2_CAPABLE(ha
)) {
1843 comp_status
= le16_to_cpu(sts24
->comp_status
);
1844 scsi_status
= le16_to_cpu(sts24
->scsi_status
) & SS_MASK
;
1846 comp_status
= le16_to_cpu(sts
->comp_status
);
1847 scsi_status
= le16_to_cpu(sts
->scsi_status
) & SS_MASK
;
1850 thread_id
= bsg_job
->request
->rqst_data
.h_vendor
.vendor_cmd
[1];
1851 switch (comp_status
) {
1853 if (scsi_status
== 0) {
1854 bsg_job
->reply
->reply_payload_rcv_len
=
1855 bsg_job
->reply_payload
.payload_len
;
1856 vha
->qla_stats
.input_bytes
+=
1857 bsg_job
->reply
->reply_payload_rcv_len
;
1858 vha
->qla_stats
.input_requests
++;
1859 rval
= EXT_STATUS_OK
;
1863 case CS_DATA_OVERRUN
:
1864 ql_dbg(ql_dbg_user
, vha
, 0x70b1,
1865 "Command completed with date overrun thread_id=%d\n",
1867 rval
= EXT_STATUS_DATA_OVERRUN
;
1870 case CS_DATA_UNDERRUN
:
1871 ql_dbg(ql_dbg_user
, vha
, 0x70b2,
1872 "Command completed with date underrun thread_id=%d\n",
1874 rval
= EXT_STATUS_DATA_UNDERRUN
;
1876 case CS_BIDIR_RD_OVERRUN
:
1877 ql_dbg(ql_dbg_user
, vha
, 0x70b3,
1878 "Command completed with read data overrun thread_id=%d\n",
1880 rval
= EXT_STATUS_DATA_OVERRUN
;
1883 case CS_BIDIR_RD_WR_OVERRUN
:
1884 ql_dbg(ql_dbg_user
, vha
, 0x70b4,
1885 "Command completed with read and write data overrun "
1886 "thread_id=%d\n", thread_id
);
1887 rval
= EXT_STATUS_DATA_OVERRUN
;
1890 case CS_BIDIR_RD_OVERRUN_WR_UNDERRUN
:
1891 ql_dbg(ql_dbg_user
, vha
, 0x70b5,
1892 "Command completed with read data over and write data "
1893 "underrun thread_id=%d\n", thread_id
);
1894 rval
= EXT_STATUS_DATA_OVERRUN
;
1897 case CS_BIDIR_RD_UNDERRUN
:
1898 ql_dbg(ql_dbg_user
, vha
, 0x70b6,
1899 "Command completed with read data data underrun "
1900 "thread_id=%d\n", thread_id
);
1901 rval
= EXT_STATUS_DATA_UNDERRUN
;
1904 case CS_BIDIR_RD_UNDERRUN_WR_OVERRUN
:
1905 ql_dbg(ql_dbg_user
, vha
, 0x70b7,
1906 "Command completed with read data under and write data "
1907 "overrun thread_id=%d\n", thread_id
);
1908 rval
= EXT_STATUS_DATA_UNDERRUN
;
1911 case CS_BIDIR_RD_WR_UNDERRUN
:
1912 ql_dbg(ql_dbg_user
, vha
, 0x70b8,
1913 "Command completed with read and write data underrun "
1914 "thread_id=%d\n", thread_id
);
1915 rval
= EXT_STATUS_DATA_UNDERRUN
;
1919 ql_dbg(ql_dbg_user
, vha
, 0x70b9,
1920 "Command completed with data DMA error thread_id=%d\n",
1922 rval
= EXT_STATUS_DMA_ERR
;
1926 ql_dbg(ql_dbg_user
, vha
, 0x70ba,
1927 "Command completed with timeout thread_id=%d\n",
1929 rval
= EXT_STATUS_TIMEOUT
;
1932 ql_dbg(ql_dbg_user
, vha
, 0x70bb,
1933 "Command completed with completion status=0x%x "
1934 "thread_id=%d\n", comp_status
, thread_id
);
1935 rval
= EXT_STATUS_ERR
;
1938 bsg_job
->reply
->reply_payload_rcv_len
= 0;
1941 /* Return the vendor specific reply to API */
1942 bsg_job
->reply
->reply_data
.vendor_reply
.vendor_rsp
[0] = rval
;
1943 bsg_job
->reply_len
= sizeof(struct fc_bsg_reply
);
1944 /* Always return DID_OK, bsg will send the vendor specific response
1945 * in this case only */
1946 sp
->done(vha
, sp
, (DID_OK
<< 6));
1951 * qla2x00_status_entry() - Process a Status IOCB entry.
1952 * @ha: SCSI driver HA context
1953 * @pkt: Entry pointer
1956 qla2x00_status_entry(scsi_qla_host_t
*vha
, struct rsp_que
*rsp
, void *pkt
)
1960 struct scsi_cmnd
*cp
;
1962 struct sts_entry_24xx
*sts24
;
1963 uint16_t comp_status
;
1964 uint16_t scsi_status
;
1966 uint8_t lscsi_status
;
1968 uint32_t sense_len
, par_sense_len
, rsp_info_len
, resid_len
,
1970 uint8_t *rsp_info
, *sense_data
;
1971 struct qla_hw_data
*ha
= vha
->hw
;
1974 struct req_que
*req
;
1977 uint16_t state_flags
= 0;
1979 sts
= (sts_entry_t
*) pkt
;
1980 sts24
= (struct sts_entry_24xx
*) pkt
;
1981 if (IS_FWI2_CAPABLE(ha
)) {
1982 comp_status
= le16_to_cpu(sts24
->comp_status
);
1983 scsi_status
= le16_to_cpu(sts24
->scsi_status
) & SS_MASK
;
1984 state_flags
= le16_to_cpu(sts24
->state_flags
);
1986 comp_status
= le16_to_cpu(sts
->comp_status
);
1987 scsi_status
= le16_to_cpu(sts
->scsi_status
) & SS_MASK
;
1989 handle
= (uint32_t) LSW(sts
->handle
);
1990 que
= MSW(sts
->handle
);
1991 req
= ha
->req_q_map
[que
];
1993 /* Check for invalid queue pointer */
1995 que
>= find_first_zero_bit(ha
->req_qid_map
, ha
->max_req_queues
)) {
1996 ql_dbg(ql_dbg_io
, vha
, 0x3059,
1997 "Invalid status handle (0x%x): Bad req pointer. req=%p, "
1998 "que=%u.\n", sts
->handle
, req
, que
);
2002 /* Validate handle. */
2003 if (handle
< req
->num_outstanding_cmds
)
2004 sp
= req
->outstanding_cmds
[handle
];
2009 ql_dbg(ql_dbg_io
, vha
, 0x3017,
2010 "Invalid status handle (0x%x).\n", sts
->handle
);
2012 if (!test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
)) {
2013 if (IS_P3P_TYPE(ha
))
2014 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
2016 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2017 qla2xxx_wake_dpc(vha
);
2022 if (unlikely((state_flags
& BIT_1
) && (sp
->type
== SRB_BIDI_CMD
))) {
2023 qla25xx_process_bidir_status_iocb(vha
, pkt
, req
, handle
);
2027 /* Task Management completion. */
2028 if (sp
->type
== SRB_TM_CMD
) {
2029 qla24xx_tm_iocb_entry(vha
, req
, pkt
);
2033 /* Fast path completion. */
2034 if (comp_status
== CS_COMPLETE
&& scsi_status
== 0) {
2035 qla2x00_process_completed_request(vha
, req
, handle
);
2040 req
->outstanding_cmds
[handle
] = NULL
;
2041 cp
= GET_CMD_SP(sp
);
2043 ql_dbg(ql_dbg_io
, vha
, 0x3018,
2044 "Command already returned (0x%x/%p).\n",
2050 lscsi_status
= scsi_status
& STATUS_MASK
;
2052 fcport
= sp
->fcport
;
2055 sense_len
= par_sense_len
= rsp_info_len
= resid_len
=
2057 if (IS_FWI2_CAPABLE(ha
)) {
2058 if (scsi_status
& SS_SENSE_LEN_VALID
)
2059 sense_len
= le32_to_cpu(sts24
->sense_len
);
2060 if (scsi_status
& SS_RESPONSE_INFO_LEN_VALID
)
2061 rsp_info_len
= le32_to_cpu(sts24
->rsp_data_len
);
2062 if (scsi_status
& (SS_RESIDUAL_UNDER
| SS_RESIDUAL_OVER
))
2063 resid_len
= le32_to_cpu(sts24
->rsp_residual_count
);
2064 if (comp_status
== CS_DATA_UNDERRUN
)
2065 fw_resid_len
= le32_to_cpu(sts24
->residual_len
);
2066 rsp_info
= sts24
->data
;
2067 sense_data
= sts24
->data
;
2068 host_to_fcp_swap(sts24
->data
, sizeof(sts24
->data
));
2069 ox_id
= le16_to_cpu(sts24
->ox_id
);
2070 par_sense_len
= sizeof(sts24
->data
);
2072 if (scsi_status
& SS_SENSE_LEN_VALID
)
2073 sense_len
= le16_to_cpu(sts
->req_sense_length
);
2074 if (scsi_status
& SS_RESPONSE_INFO_LEN_VALID
)
2075 rsp_info_len
= le16_to_cpu(sts
->rsp_info_len
);
2076 resid_len
= le32_to_cpu(sts
->residual_length
);
2077 rsp_info
= sts
->rsp_info
;
2078 sense_data
= sts
->req_sense_data
;
2079 par_sense_len
= sizeof(sts
->req_sense_data
);
2082 /* Check for any FCP transport errors. */
2083 if (scsi_status
& SS_RESPONSE_INFO_LEN_VALID
) {
2084 /* Sense data lies beyond any FCP RESPONSE data. */
2085 if (IS_FWI2_CAPABLE(ha
)) {
2086 sense_data
+= rsp_info_len
;
2087 par_sense_len
-= rsp_info_len
;
2089 if (rsp_info_len
> 3 && rsp_info
[3]) {
2090 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3019,
2091 "FCP I/O protocol failure (0x%x/0x%x).\n",
2092 rsp_info_len
, rsp_info
[3]);
2094 res
= DID_BUS_BUSY
<< 16;
2099 /* Check for overrun. */
2100 if (IS_FWI2_CAPABLE(ha
) && comp_status
== CS_COMPLETE
&&
2101 scsi_status
& SS_RESIDUAL_OVER
)
2102 comp_status
= CS_DATA_OVERRUN
;
2105 * Based on Host and scsi status generate status code for Linux
2107 switch (comp_status
) {
2110 if (scsi_status
== 0) {
2114 if (scsi_status
& (SS_RESIDUAL_UNDER
| SS_RESIDUAL_OVER
)) {
2116 scsi_set_resid(cp
, resid
);
2118 if (!lscsi_status
&&
2119 ((unsigned)(scsi_bufflen(cp
) - resid
) <
2121 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301a,
2122 "Mid-layer underflow "
2123 "detected (0x%x of 0x%x bytes).\n",
2124 resid
, scsi_bufflen(cp
));
2126 res
= DID_ERROR
<< 16;
2130 res
= DID_OK
<< 16 | lscsi_status
;
2132 if (lscsi_status
== SAM_STAT_TASK_SET_FULL
) {
2133 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301b,
2134 "QUEUE FULL detected.\n");
2138 if (lscsi_status
!= SS_CHECK_CONDITION
)
2141 memset(cp
->sense_buffer
, 0, SCSI_SENSE_BUFFERSIZE
);
2142 if (!(scsi_status
& SS_SENSE_LEN_VALID
))
2145 qla2x00_handle_sense(sp
, sense_data
, par_sense_len
, sense_len
,
2149 case CS_DATA_UNDERRUN
:
2150 /* Use F/W calculated residual length. */
2151 resid
= IS_FWI2_CAPABLE(ha
) ? fw_resid_len
: resid_len
;
2152 scsi_set_resid(cp
, resid
);
2153 if (scsi_status
& SS_RESIDUAL_UNDER
) {
2154 if (IS_FWI2_CAPABLE(ha
) && fw_resid_len
!= resid_len
) {
2155 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301d,
2156 "Dropped frame(s) detected "
2157 "(0x%x of 0x%x bytes).\n",
2158 resid
, scsi_bufflen(cp
));
2160 res
= DID_ERROR
<< 16 | lscsi_status
;
2161 goto check_scsi_status
;
2164 if (!lscsi_status
&&
2165 ((unsigned)(scsi_bufflen(cp
) - resid
) <
2167 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301e,
2168 "Mid-layer underflow "
2169 "detected (0x%x of 0x%x bytes).\n",
2170 resid
, scsi_bufflen(cp
));
2172 res
= DID_ERROR
<< 16;
2175 } else if (lscsi_status
!= SAM_STAT_TASK_SET_FULL
&&
2176 lscsi_status
!= SAM_STAT_BUSY
) {
2178 * scsi status of task set and busy are considered to be
2179 * task not completed.
2182 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x301f,
2183 "Dropped frame(s) detected (0x%x "
2184 "of 0x%x bytes).\n", resid
,
2187 res
= DID_ERROR
<< 16 | lscsi_status
;
2188 goto check_scsi_status
;
2190 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3030,
2191 "scsi_status: 0x%x, lscsi_status: 0x%x\n",
2192 scsi_status
, lscsi_status
);
2195 res
= DID_OK
<< 16 | lscsi_status
;
2200 * Check to see if SCSI Status is non zero. If so report SCSI
2203 if (lscsi_status
!= 0) {
2204 if (lscsi_status
== SAM_STAT_TASK_SET_FULL
) {
2205 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3020,
2206 "QUEUE FULL detected.\n");
2210 if (lscsi_status
!= SS_CHECK_CONDITION
)
2213 memset(cp
->sense_buffer
, 0, SCSI_SENSE_BUFFERSIZE
);
2214 if (!(scsi_status
& SS_SENSE_LEN_VALID
))
2217 qla2x00_handle_sense(sp
, sense_data
, par_sense_len
,
2218 sense_len
, rsp
, res
);
2222 case CS_PORT_LOGGED_OUT
:
2223 case CS_PORT_CONFIG_CHG
:
2226 case CS_PORT_UNAVAILABLE
:
2231 * We are going to have the fc class block the rport
2232 * while we try to recover so instruct the mid layer
2233 * to requeue until the class decides how to handle this.
2235 res
= DID_TRANSPORT_DISRUPTED
<< 16;
2237 if (comp_status
== CS_TIMEOUT
) {
2238 if (IS_FWI2_CAPABLE(ha
))
2240 else if ((le16_to_cpu(sts
->status_flags
) &
2241 SF_LOGOUT_SENT
) == 0)
2245 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3021,
2246 "Port to be marked lost on fcport=%02x%02x%02x, current "
2247 "port state= %s.\n", fcport
->d_id
.b
.domain
,
2248 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
,
2249 port_state_str
[atomic_read(&fcport
->state
)]);
2251 if (atomic_read(&fcport
->state
) == FCS_ONLINE
)
2252 qla2x00_mark_device_lost(fcport
->vha
, fcport
, 1, 1);
2256 res
= DID_RESET
<< 16;
2260 logit
= qla2x00_handle_dif_error(sp
, sts24
);
2265 res
= DID_ERROR
<< 16;
2267 if (!IS_PI_SPLIT_DET_CAPABLE(ha
))
2270 if (state_flags
& BIT_4
)
2271 scmd_printk(KERN_WARNING
, cp
,
2272 "Unsupported device '%s' found.\n",
2273 cp
->device
->vendor
);
2277 res
= DID_ERROR
<< 16;
2283 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3022,
2284 "FCP command status: 0x%x-0x%x (0x%x) nexus=%ld:%d:%llu "
2285 "portid=%02x%02x%02x oxid=0x%x cdb=%10phN len=0x%x "
2286 "rsp_info=0x%x resid=0x%x fw_resid=0x%x.\n",
2287 comp_status
, scsi_status
, res
, vha
->host_no
,
2288 cp
->device
->id
, cp
->device
->lun
, fcport
->d_id
.b
.domain
,
2289 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
, ox_id
,
2290 cp
->cmnd
, scsi_bufflen(cp
), rsp_info_len
,
2291 resid_len
, fw_resid_len
);
2293 if (rsp
->status_srb
== NULL
)
2294 sp
->done(ha
, sp
, res
);
2298 * qla2x00_status_cont_entry() - Process a Status Continuations entry.
2299 * @ha: SCSI driver HA context
2300 * @pkt: Entry pointer
2302 * Extended sense data.
2305 qla2x00_status_cont_entry(struct rsp_que
*rsp
, sts_cont_entry_t
*pkt
)
2307 uint8_t sense_sz
= 0;
2308 struct qla_hw_data
*ha
= rsp
->hw
;
2309 struct scsi_qla_host
*vha
= pci_get_drvdata(ha
->pdev
);
2310 srb_t
*sp
= rsp
->status_srb
;
2311 struct scsi_cmnd
*cp
;
2315 if (!sp
|| !GET_CMD_SENSE_LEN(sp
))
2318 sense_len
= GET_CMD_SENSE_LEN(sp
);
2319 sense_ptr
= GET_CMD_SENSE_PTR(sp
);
2321 cp
= GET_CMD_SP(sp
);
2323 ql_log(ql_log_warn
, vha
, 0x3025,
2324 "cmd is NULL: already returned to OS (sp=%p).\n", sp
);
2326 rsp
->status_srb
= NULL
;
2330 if (sense_len
> sizeof(pkt
->data
))
2331 sense_sz
= sizeof(pkt
->data
);
2333 sense_sz
= sense_len
;
2335 /* Move sense data. */
2336 if (IS_FWI2_CAPABLE(ha
))
2337 host_to_fcp_swap(pkt
->data
, sizeof(pkt
->data
));
2338 memcpy(sense_ptr
, pkt
->data
, sense_sz
);
2339 ql_dump_buffer(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x302c,
2340 sense_ptr
, sense_sz
);
2342 sense_len
-= sense_sz
;
2343 sense_ptr
+= sense_sz
;
2345 SET_CMD_SENSE_PTR(sp
, sense_ptr
);
2346 SET_CMD_SENSE_LEN(sp
, sense_len
);
2348 /* Place command on done queue. */
2349 if (sense_len
== 0) {
2350 rsp
->status_srb
= NULL
;
2351 sp
->done(ha
, sp
, cp
->result
);
2356 * qla2x00_error_entry() - Process an error entry.
2357 * @ha: SCSI driver HA context
2358 * @pkt: Entry pointer
2361 qla2x00_error_entry(scsi_qla_host_t
*vha
, struct rsp_que
*rsp
, sts_entry_t
*pkt
)
2364 struct qla_hw_data
*ha
= vha
->hw
;
2365 const char func
[] = "ERROR-IOCB";
2366 uint16_t que
= MSW(pkt
->handle
);
2367 struct req_que
*req
= NULL
;
2368 int res
= DID_ERROR
<< 16;
2370 ql_dbg(ql_dbg_async
, vha
, 0x502a,
2371 "type of error status in response: 0x%x\n", pkt
->entry_status
);
2373 if (que
>= ha
->max_req_queues
|| !ha
->req_q_map
[que
])
2376 req
= ha
->req_q_map
[que
];
2378 if (pkt
->entry_status
& RF_BUSY
)
2379 res
= DID_BUS_BUSY
<< 16;
2381 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
2383 sp
->done(ha
, sp
, res
);
2387 ql_log(ql_log_warn
, vha
, 0x5030,
2388 "Error entry - invalid handle/queue.\n");
2390 if (IS_P3P_TYPE(ha
))
2391 set_bit(FCOE_CTX_RESET_NEEDED
, &vha
->dpc_flags
);
2393 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2394 qla2xxx_wake_dpc(vha
);
2398 * qla24xx_mbx_completion() - Process mailbox command completions.
2399 * @ha: SCSI driver HA context
2400 * @mb0: Mailbox0 register
2403 qla24xx_mbx_completion(scsi_qla_host_t
*vha
, uint16_t mb0
)
2407 uint16_t __iomem
*wptr
;
2408 struct qla_hw_data
*ha
= vha
->hw
;
2409 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
2411 /* Read all mbox registers? */
2412 mboxes
= (1 << ha
->mbx_count
) - 1;
2414 ql_dbg(ql_dbg_async
, vha
, 0x504e, "MBX pointer ERROR.\n");
2416 mboxes
= ha
->mcp
->in_mb
;
2418 /* Load return mailbox registers. */
2419 ha
->flags
.mbox_int
= 1;
2420 ha
->mailbox_out
[0] = mb0
;
2422 wptr
= (uint16_t __iomem
*)®
->mailbox1
;
2424 for (cnt
= 1; cnt
< ha
->mbx_count
; cnt
++) {
2426 ha
->mailbox_out
[cnt
] = RD_REG_WORD(wptr
);
2434 qla24xx_abort_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
2435 struct abort_entry_24xx
*pkt
)
2437 const char func
[] = "ABT_IOCB";
2439 struct srb_iocb
*abt
;
2441 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
2445 abt
= &sp
->u
.iocb_cmd
;
2446 abt
->u
.abt
.comp_status
= le32_to_cpu(pkt
->nport_handle
);
2447 sp
->done(vha
, sp
, 0);
2451 * qla24xx_process_response_queue() - Process response queue entries.
2452 * @ha: SCSI driver HA context
2454 void qla24xx_process_response_queue(struct scsi_qla_host
*vha
,
2455 struct rsp_que
*rsp
)
2457 struct sts_entry_24xx
*pkt
;
2458 struct qla_hw_data
*ha
= vha
->hw
;
2460 if (!vha
->flags
.online
)
2463 while (rsp
->ring_ptr
->signature
!= RESPONSE_PROCESSED
) {
2464 pkt
= (struct sts_entry_24xx
*)rsp
->ring_ptr
;
2467 if (rsp
->ring_index
== rsp
->length
) {
2468 rsp
->ring_index
= 0;
2469 rsp
->ring_ptr
= rsp
->ring
;
2474 if (pkt
->entry_status
!= 0) {
2475 qla2x00_error_entry(vha
, rsp
, (sts_entry_t
*) pkt
);
2477 if (qlt_24xx_process_response_error(vha
, pkt
))
2480 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
2486 switch (pkt
->entry_type
) {
2488 qla2x00_status_entry(vha
, rsp
, pkt
);
2490 case STATUS_CONT_TYPE
:
2491 qla2x00_status_cont_entry(rsp
, (sts_cont_entry_t
*)pkt
);
2493 case VP_RPT_ID_IOCB_TYPE
:
2494 qla24xx_report_id_acquisition(vha
,
2495 (struct vp_rpt_id_entry_24xx
*)pkt
);
2497 case LOGINOUT_PORT_IOCB_TYPE
:
2498 qla24xx_logio_entry(vha
, rsp
->req
,
2499 (struct logio_entry_24xx
*)pkt
);
2502 qla24xx_els_ct_entry(vha
, rsp
->req
, pkt
, CT_IOCB_TYPE
);
2505 qla24xx_els_ct_entry(vha
, rsp
->req
, pkt
, ELS_IOCB_TYPE
);
2507 case ABTS_RECV_24XX
:
2508 /* ensure that the ATIO queue is empty */
2509 qlt_24xx_process_atio_queue(vha
);
2510 case ABTS_RESP_24XX
:
2512 case NOTIFY_ACK_TYPE
:
2514 qlt_response_pkt_all_vps(vha
, (response_t
*)pkt
);
2517 /* Do nothing in this case, this check is to prevent it
2518 * from falling into default case
2521 case ABORT_IOCB_TYPE
:
2522 qla24xx_abort_iocb_entry(vha
, rsp
->req
,
2523 (struct abort_entry_24xx
*)pkt
);
2526 /* Type Not Supported. */
2527 ql_dbg(ql_dbg_async
, vha
, 0x5042,
2528 "Received unknown response pkt type %x "
2529 "entry status=%x.\n",
2530 pkt
->entry_type
, pkt
->entry_status
);
2533 ((response_t
*)pkt
)->signature
= RESPONSE_PROCESSED
;
2537 /* Adjust ring index */
2538 if (IS_P3P_TYPE(ha
)) {
2539 struct device_reg_82xx __iomem
*reg
= &ha
->iobase
->isp82
;
2540 WRT_REG_DWORD(®
->rsp_q_out
[0], rsp
->ring_index
);
2542 WRT_REG_DWORD(rsp
->rsp_q_out
, rsp
->ring_index
);
2546 qla2xxx_check_risc_status(scsi_qla_host_t
*vha
)
2550 struct qla_hw_data
*ha
= vha
->hw
;
2551 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
2553 if (!IS_QLA25XX(ha
) && !IS_QLA81XX(ha
) && !IS_QLA83XX(ha
) &&
2558 WRT_REG_DWORD(®
->iobase_addr
, 0x7C00);
2559 RD_REG_DWORD(®
->iobase_addr
);
2560 WRT_REG_DWORD(®
->iobase_window
, 0x0001);
2561 for (cnt
= 10000; (RD_REG_DWORD(®
->iobase_window
) & BIT_0
) == 0 &&
2562 rval
== QLA_SUCCESS
; cnt
--) {
2564 WRT_REG_DWORD(®
->iobase_window
, 0x0001);
2567 rval
= QLA_FUNCTION_TIMEOUT
;
2569 if (rval
== QLA_SUCCESS
)
2573 WRT_REG_DWORD(®
->iobase_window
, 0x0003);
2574 for (cnt
= 100; (RD_REG_DWORD(®
->iobase_window
) & BIT_0
) == 0 &&
2575 rval
== QLA_SUCCESS
; cnt
--) {
2577 WRT_REG_DWORD(®
->iobase_window
, 0x0003);
2580 rval
= QLA_FUNCTION_TIMEOUT
;
2582 if (rval
!= QLA_SUCCESS
)
2586 if (RD_REG_DWORD(®
->iobase_c8
) & BIT_3
)
2587 ql_log(ql_log_info
, vha
, 0x504c,
2588 "Additional code -- 0x55AA.\n");
2591 WRT_REG_DWORD(®
->iobase_window
, 0x0000);
2592 RD_REG_DWORD(®
->iobase_window
);
2596 * qla24xx_intr_handler() - Process interrupts for the ISP23xx and ISP24xx.
2598 * @dev_id: SCSI driver HA context
2600 * Called by system whenever the host adapter generates an interrupt.
2602 * Returns handled flag.
2605 qla24xx_intr_handler(int irq
, void *dev_id
)
2607 scsi_qla_host_t
*vha
;
2608 struct qla_hw_data
*ha
;
2609 struct device_reg_24xx __iomem
*reg
;
2615 struct rsp_que
*rsp
;
2616 unsigned long flags
;
2618 rsp
= (struct rsp_que
*) dev_id
;
2620 ql_log(ql_log_info
, NULL
, 0x5059,
2621 "%s: NULL response queue pointer.\n", __func__
);
2626 reg
= &ha
->iobase
->isp24
;
2629 if (unlikely(pci_channel_offline(ha
->pdev
)))
2632 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2633 vha
= pci_get_drvdata(ha
->pdev
);
2634 for (iter
= 50; iter
--; ) {
2635 stat
= RD_REG_DWORD(®
->host_status
);
2636 if (qla2x00_check_reg_for_disconnect(vha
, stat
))
2638 if (stat
& HSRX_RISC_PAUSED
) {
2639 if (unlikely(pci_channel_offline(ha
->pdev
)))
2642 hccr
= RD_REG_DWORD(®
->hccr
);
2644 ql_log(ql_log_warn
, vha
, 0x504b,
2645 "RISC paused -- HCCR=%x, Dumping firmware.\n",
2648 qla2xxx_check_risc_status(vha
);
2650 ha
->isp_ops
->fw_dump(vha
, 1);
2651 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2653 } else if ((stat
& HSRX_RISC_INT
) == 0)
2656 switch (stat
& 0xff) {
2657 case INTR_ROM_MB_SUCCESS
:
2658 case INTR_ROM_MB_FAILED
:
2659 case INTR_MB_SUCCESS
:
2660 case INTR_MB_FAILED
:
2661 qla24xx_mbx_completion(vha
, MSW(stat
));
2662 status
|= MBX_INTERRUPT
;
2665 case INTR_ASYNC_EVENT
:
2667 mb
[1] = RD_REG_WORD(®
->mailbox1
);
2668 mb
[2] = RD_REG_WORD(®
->mailbox2
);
2669 mb
[3] = RD_REG_WORD(®
->mailbox3
);
2670 qla2x00_async_event(vha
, rsp
, mb
);
2672 case INTR_RSP_QUE_UPDATE
:
2673 case INTR_RSP_QUE_UPDATE_83XX
:
2674 qla24xx_process_response_queue(vha
, rsp
);
2676 case INTR_ATIO_QUE_UPDATE
:
2677 qlt_24xx_process_atio_queue(vha
);
2679 case INTR_ATIO_RSP_QUE_UPDATE
:
2680 qlt_24xx_process_atio_queue(vha
);
2681 qla24xx_process_response_queue(vha
, rsp
);
2684 ql_dbg(ql_dbg_async
, vha
, 0x504f,
2685 "Unrecognized interrupt type (%d).\n", stat
* 0xff);
2688 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
2689 RD_REG_DWORD_RELAXED(®
->hccr
);
2690 if (unlikely(IS_QLA83XX(ha
) && (ha
->pdev
->revision
== 1)))
2693 qla2x00_handle_mbx_completion(ha
, status
);
2694 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2700 qla24xx_msix_rsp_q(int irq
, void *dev_id
)
2702 struct qla_hw_data
*ha
;
2703 struct rsp_que
*rsp
;
2704 struct device_reg_24xx __iomem
*reg
;
2705 struct scsi_qla_host
*vha
;
2706 unsigned long flags
;
2709 rsp
= (struct rsp_que
*) dev_id
;
2711 ql_log(ql_log_info
, NULL
, 0x505a,
2712 "%s: NULL response queue pointer.\n", __func__
);
2716 reg
= &ha
->iobase
->isp24
;
2718 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2720 vha
= pci_get_drvdata(ha
->pdev
);
2722 * Use host_status register to check to PCI disconnection before we
2723 * we process the response queue.
2725 stat
= RD_REG_DWORD(®
->host_status
);
2726 if (qla2x00_check_reg_for_disconnect(vha
, stat
))
2728 qla24xx_process_response_queue(vha
, rsp
);
2729 if (!ha
->flags
.disable_msix_handshake
) {
2730 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
2731 RD_REG_DWORD_RELAXED(®
->hccr
);
2734 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2740 qla25xx_msix_rsp_q(int irq
, void *dev_id
)
2742 struct qla_hw_data
*ha
;
2743 scsi_qla_host_t
*vha
;
2744 struct rsp_que
*rsp
;
2745 struct device_reg_24xx __iomem
*reg
;
2746 unsigned long flags
;
2749 rsp
= (struct rsp_que
*) dev_id
;
2751 ql_log(ql_log_info
, NULL
, 0x505b,
2752 "%s: NULL response queue pointer.\n", __func__
);
2756 vha
= pci_get_drvdata(ha
->pdev
);
2758 /* Clear the interrupt, if enabled, for this response queue */
2759 if (!ha
->flags
.disable_msix_handshake
) {
2760 reg
= &ha
->iobase
->isp24
;
2761 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2762 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
2763 hccr
= RD_REG_DWORD_RELAXED(®
->hccr
);
2764 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2766 if (qla2x00_check_reg_for_disconnect(vha
, hccr
))
2768 queue_work_on((int) (rsp
->id
- 1), ha
->wq
, &rsp
->q_work
);
2775 qla24xx_msix_default(int irq
, void *dev_id
)
2777 scsi_qla_host_t
*vha
;
2778 struct qla_hw_data
*ha
;
2779 struct rsp_que
*rsp
;
2780 struct device_reg_24xx __iomem
*reg
;
2785 unsigned long flags
;
2787 rsp
= (struct rsp_que
*) dev_id
;
2789 ql_log(ql_log_info
, NULL
, 0x505c,
2790 "%s: NULL response queue pointer.\n", __func__
);
2794 reg
= &ha
->iobase
->isp24
;
2797 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2798 vha
= pci_get_drvdata(ha
->pdev
);
2800 stat
= RD_REG_DWORD(®
->host_status
);
2801 if (qla2x00_check_reg_for_disconnect(vha
, stat
))
2803 if (stat
& HSRX_RISC_PAUSED
) {
2804 if (unlikely(pci_channel_offline(ha
->pdev
)))
2807 hccr
= RD_REG_DWORD(®
->hccr
);
2809 ql_log(ql_log_info
, vha
, 0x5050,
2810 "RISC paused -- HCCR=%x, Dumping firmware.\n",
2813 qla2xxx_check_risc_status(vha
);
2815 ha
->isp_ops
->fw_dump(vha
, 1);
2816 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2818 } else if ((stat
& HSRX_RISC_INT
) == 0)
2821 switch (stat
& 0xff) {
2822 case INTR_ROM_MB_SUCCESS
:
2823 case INTR_ROM_MB_FAILED
:
2824 case INTR_MB_SUCCESS
:
2825 case INTR_MB_FAILED
:
2826 qla24xx_mbx_completion(vha
, MSW(stat
));
2827 status
|= MBX_INTERRUPT
;
2830 case INTR_ASYNC_EVENT
:
2832 mb
[1] = RD_REG_WORD(®
->mailbox1
);
2833 mb
[2] = RD_REG_WORD(®
->mailbox2
);
2834 mb
[3] = RD_REG_WORD(®
->mailbox3
);
2835 qla2x00_async_event(vha
, rsp
, mb
);
2837 case INTR_RSP_QUE_UPDATE
:
2838 case INTR_RSP_QUE_UPDATE_83XX
:
2839 qla24xx_process_response_queue(vha
, rsp
);
2841 case INTR_ATIO_QUE_UPDATE
:
2842 qlt_24xx_process_atio_queue(vha
);
2844 case INTR_ATIO_RSP_QUE_UPDATE
:
2845 qlt_24xx_process_atio_queue(vha
);
2846 qla24xx_process_response_queue(vha
, rsp
);
2849 ql_dbg(ql_dbg_async
, vha
, 0x5051,
2850 "Unrecognized interrupt type (%d).\n", stat
& 0xff);
2853 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_INT
);
2855 qla2x00_handle_mbx_completion(ha
, status
);
2856 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2861 /* Interrupt handling helpers. */
2863 struct qla_init_msix_entry
{
2865 irq_handler_t handler
;
2868 static struct qla_init_msix_entry msix_entries
[3] = {
2869 { "qla2xxx (default)", qla24xx_msix_default
},
2870 { "qla2xxx (rsp_q)", qla24xx_msix_rsp_q
},
2871 { "qla2xxx (multiq)", qla25xx_msix_rsp_q
},
2874 static struct qla_init_msix_entry qla82xx_msix_entries
[2] = {
2875 { "qla2xxx (default)", qla82xx_msix_default
},
2876 { "qla2xxx (rsp_q)", qla82xx_msix_rsp_q
},
2879 static struct qla_init_msix_entry qla83xx_msix_entries
[3] = {
2880 { "qla2xxx (default)", qla24xx_msix_default
},
2881 { "qla2xxx (rsp_q)", qla24xx_msix_rsp_q
},
2882 { "qla2xxx (atio_q)", qla83xx_msix_atio_q
},
2886 qla24xx_disable_msix(struct qla_hw_data
*ha
)
2889 struct qla_msix_entry
*qentry
;
2890 scsi_qla_host_t
*vha
= pci_get_drvdata(ha
->pdev
);
2892 for (i
= 0; i
< ha
->msix_count
; i
++) {
2893 qentry
= &ha
->msix_entries
[i
];
2894 if (qentry
->have_irq
)
2895 free_irq(qentry
->vector
, qentry
->rsp
);
2897 pci_disable_msix(ha
->pdev
);
2898 kfree(ha
->msix_entries
);
2899 ha
->msix_entries
= NULL
;
2900 ha
->flags
.msix_enabled
= 0;
2901 ql_dbg(ql_dbg_init
, vha
, 0x0042,
2902 "Disabled the MSI.\n");
2906 qla24xx_enable_msix(struct qla_hw_data
*ha
, struct rsp_que
*rsp
)
2908 #define MIN_MSIX_COUNT 2
2909 #define ATIO_VECTOR 2
2911 struct msix_entry
*entries
;
2912 struct qla_msix_entry
*qentry
;
2913 scsi_qla_host_t
*vha
= pci_get_drvdata(ha
->pdev
);
2915 entries
= kzalloc(sizeof(struct msix_entry
) * ha
->msix_count
,
2918 ql_log(ql_log_warn
, vha
, 0x00bc,
2919 "Failed to allocate memory for msix_entry.\n");
2923 for (i
= 0; i
< ha
->msix_count
; i
++)
2924 entries
[i
].entry
= i
;
2926 ret
= pci_enable_msix(ha
->pdev
, entries
, ha
->msix_count
);
2928 if (ret
< MIN_MSIX_COUNT
)
2931 ql_log(ql_log_warn
, vha
, 0x00c6,
2932 "MSI-X: Failed to enable support "
2933 "-- %d/%d\n Retry with %d vectors.\n",
2934 ha
->msix_count
, ret
, ret
);
2935 ha
->msix_count
= ret
;
2936 ret
= pci_enable_msix(ha
->pdev
, entries
, ha
->msix_count
);
2939 ql_log(ql_log_fatal
, vha
, 0x00c7,
2940 "MSI-X: Failed to enable support, "
2941 "giving up -- %d/%d.\n",
2942 ha
->msix_count
, ret
);
2945 ha
->max_rsp_queues
= ha
->msix_count
- 1;
2947 ha
->msix_entries
= kzalloc(sizeof(struct qla_msix_entry
) *
2948 ha
->msix_count
, GFP_KERNEL
);
2949 if (!ha
->msix_entries
) {
2950 ql_log(ql_log_fatal
, vha
, 0x00c8,
2951 "Failed to allocate memory for ha->msix_entries.\n");
2955 ha
->flags
.msix_enabled
= 1;
2957 for (i
= 0; i
< ha
->msix_count
; i
++) {
2958 qentry
= &ha
->msix_entries
[i
];
2959 qentry
->vector
= entries
[i
].vector
;
2960 qentry
->entry
= entries
[i
].entry
;
2961 qentry
->have_irq
= 0;
2965 /* Enable MSI-X vectors for the base queue */
2966 for (i
= 0; i
< 2; i
++) {
2967 qentry
= &ha
->msix_entries
[i
];
2968 if (IS_P3P_TYPE(ha
))
2969 ret
= request_irq(qentry
->vector
,
2970 qla82xx_msix_entries
[i
].handler
,
2971 0, qla82xx_msix_entries
[i
].name
, rsp
);
2973 ret
= request_irq(qentry
->vector
,
2974 msix_entries
[i
].handler
,
2975 0, msix_entries
[i
].name
, rsp
);
2977 goto msix_register_fail
;
2978 qentry
->have_irq
= 1;
2984 * If target mode is enable, also request the vector for the ATIO
2987 if (QLA_TGT_MODE_ENABLED() && IS_ATIO_MSIX_CAPABLE(ha
)) {
2988 qentry
= &ha
->msix_entries
[ATIO_VECTOR
];
2989 ret
= request_irq(qentry
->vector
,
2990 qla83xx_msix_entries
[ATIO_VECTOR
].handler
,
2991 0, qla83xx_msix_entries
[ATIO_VECTOR
].name
, rsp
);
2992 qentry
->have_irq
= 1;
2999 ql_log(ql_log_fatal
, vha
, 0x00cb,
3000 "MSI-X: unable to register handler -- %x/%d.\n",
3001 qentry
->vector
, ret
);
3002 qla24xx_disable_msix(ha
);
3007 /* Enable MSI-X vector for response queue update for queue 0 */
3008 if (IS_QLA83XX(ha
) || IS_QLA27XX(ha
)) {
3009 if (ha
->msixbase
&& ha
->mqiobase
&&
3010 (ha
->max_rsp_queues
> 1 || ha
->max_req_queues
> 1))
3014 && (ha
->max_rsp_queues
> 1 || ha
->max_req_queues
> 1))
3016 ql_dbg(ql_dbg_multiq
, vha
, 0xc005,
3017 "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n",
3018 ha
->mqiobase
, ha
->max_rsp_queues
, ha
->max_req_queues
);
3019 ql_dbg(ql_dbg_init
, vha
, 0x0055,
3020 "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n",
3021 ha
->mqiobase
, ha
->max_rsp_queues
, ha
->max_req_queues
);
3029 qla2x00_request_irqs(struct qla_hw_data
*ha
, struct rsp_que
*rsp
)
3031 int ret
= QLA_FUNCTION_FAILED
;
3032 device_reg_t
*reg
= ha
->iobase
;
3033 scsi_qla_host_t
*vha
= pci_get_drvdata(ha
->pdev
);
3035 /* If possible, enable MSI-X. */
3036 if (!IS_QLA2432(ha
) && !IS_QLA2532(ha
) && !IS_QLA8432(ha
) &&
3037 !IS_CNA_CAPABLE(ha
) && !IS_QLA2031(ha
) && !IS_QLAFX00(ha
) &&
3041 if (ha
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_HP
&&
3042 (ha
->pdev
->subsystem_device
== 0x7040 ||
3043 ha
->pdev
->subsystem_device
== 0x7041 ||
3044 ha
->pdev
->subsystem_device
== 0x1705)) {
3045 ql_log(ql_log_warn
, vha
, 0x0034,
3046 "MSI-X: Unsupported ISP 2432 SSVID/SSDID (0x%X,0x%X).\n",
3047 ha
->pdev
->subsystem_vendor
,
3048 ha
->pdev
->subsystem_device
);
3052 if (IS_QLA2432(ha
) && (ha
->pdev
->revision
< QLA_MSIX_CHIP_REV_24XX
)) {
3053 ql_log(ql_log_warn
, vha
, 0x0035,
3054 "MSI-X; Unsupported ISP2432 (0x%X, 0x%X).\n",
3055 ha
->pdev
->revision
, QLA_MSIX_CHIP_REV_24XX
);
3059 ret
= qla24xx_enable_msix(ha
, rsp
);
3061 ql_dbg(ql_dbg_init
, vha
, 0x0036,
3062 "MSI-X: Enabled (0x%X, 0x%X).\n",
3063 ha
->chip_revision
, ha
->fw_attributes
);
3064 goto clear_risc_ints
;
3069 ql_log(ql_log_info
, vha
, 0x0037,
3070 "Falling back-to MSI mode -%d.\n", ret
);
3072 if (!IS_QLA24XX(ha
) && !IS_QLA2532(ha
) && !IS_QLA8432(ha
) &&
3073 !IS_QLA8001(ha
) && !IS_P3P_TYPE(ha
) && !IS_QLAFX00(ha
) &&
3077 ret
= pci_enable_msi(ha
->pdev
);
3079 ql_dbg(ql_dbg_init
, vha
, 0x0038,
3081 ha
->flags
.msi_enabled
= 1;
3083 ql_log(ql_log_warn
, vha
, 0x0039,
3084 "Falling back-to INTa mode -- %d.\n", ret
);
3087 /* Skip INTx on ISP82xx. */
3088 if (!ha
->flags
.msi_enabled
&& IS_QLA82XX(ha
))
3089 return QLA_FUNCTION_FAILED
;
3091 ret
= request_irq(ha
->pdev
->irq
, ha
->isp_ops
->intr_handler
,
3092 ha
->flags
.msi_enabled
? 0 : IRQF_SHARED
,
3093 QLA2XXX_DRIVER_NAME
, rsp
);
3095 ql_log(ql_log_warn
, vha
, 0x003a,
3096 "Failed to reserve interrupt %d already in use.\n",
3099 } else if (!ha
->flags
.msi_enabled
) {
3100 ql_dbg(ql_dbg_init
, vha
, 0x0125,
3101 "INTa mode: Enabled.\n");
3102 ha
->flags
.mr_intr_valid
= 1;
3107 spin_lock_irq(&ha
->hardware_lock
);
3108 if (!IS_FWI2_CAPABLE(ha
))
3109 WRT_REG_WORD(®
->isp
.semaphore
, 0);
3110 spin_unlock_irq(&ha
->hardware_lock
);
3117 qla2x00_free_irqs(scsi_qla_host_t
*vha
)
3119 struct qla_hw_data
*ha
= vha
->hw
;
3120 struct rsp_que
*rsp
;
3123 * We need to check that ha->rsp_q_map is valid in case we are called
3124 * from a probe failure context.
3126 if (!ha
->rsp_q_map
|| !ha
->rsp_q_map
[0])
3128 rsp
= ha
->rsp_q_map
[0];
3130 if (ha
->flags
.msix_enabled
)
3131 qla24xx_disable_msix(ha
);
3132 else if (ha
->flags
.msi_enabled
) {
3133 free_irq(ha
->pdev
->irq
, rsp
);
3134 pci_disable_msi(ha
->pdev
);
3136 free_irq(ha
->pdev
->irq
, rsp
);
3140 int qla25xx_request_irq(struct rsp_que
*rsp
)
3142 struct qla_hw_data
*ha
= rsp
->hw
;
3143 struct qla_init_msix_entry
*intr
= &msix_entries
[2];
3144 struct qla_msix_entry
*msix
= rsp
->msix
;
3145 scsi_qla_host_t
*vha
= pci_get_drvdata(ha
->pdev
);
3148 ret
= request_irq(msix
->vector
, intr
->handler
, 0, intr
->name
, rsp
);
3150 ql_log(ql_log_fatal
, vha
, 0x00e6,
3151 "MSI-X: Unable to register handler -- %x/%d.\n",