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/cpu.h>
13 #include <linux/t10-pi.h>
14 #include <scsi/scsi_tcq.h>
15 #include <scsi/scsi_bsg_fc.h>
16 #include <scsi/scsi_eh.h>
17 #include <scsi/fc/fc_fs.h>
18 #include <linux/nvme-fc-driver.h>
20 static void qla2x00_mbx_completion(scsi_qla_host_t *, uint16_t);
21 static void qla2x00_status_entry(scsi_qla_host_t *, struct rsp_que *, void *);
22 static void qla2x00_status_cont_entry(struct rsp_que *, sts_cont_entry_t *);
23 static int qla2x00_error_entry(scsi_qla_host_t *, struct rsp_que *,
27 * qla2100_intr_handler() - Process interrupts for the ISP2100 and ISP2200.
29 * @dev_id: SCSI driver HA context
31 * Called by system whenever the host adapter generates an interrupt.
33 * Returns handled flag.
36 qla2100_intr_handler(int irq, void *dev_id)
39 struct qla_hw_data *ha;
40 struct device_reg_2xxx __iomem *reg;
48 rsp = (struct rsp_que *) dev_id;
50 ql_log(ql_log_info, NULL, 0x505d,
51 "%s: NULL response queue pointer.\n", __func__);
56 reg = &ha->iobase->isp;
59 spin_lock_irqsave(&ha->hardware_lock, flags);
60 vha = pci_get_drvdata(ha->pdev);
61 for (iter = 50; iter--; ) {
62 hccr = RD_REG_WORD(®->hccr);
63 if (qla2x00_check_reg16_for_disconnect(vha, hccr))
65 if (hccr & HCCR_RISC_PAUSE) {
66 if (pci_channel_offline(ha->pdev))
70 * Issue a "HARD" reset in order for the RISC interrupt
71 * bit to be cleared. Schedule a big hammer to get
72 * out of the RISC PAUSED state.
74 WRT_REG_WORD(®->hccr, HCCR_RESET_RISC);
75 RD_REG_WORD(®->hccr);
77 ha->isp_ops->fw_dump(vha, 1);
78 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
80 } else if ((RD_REG_WORD(®->istatus) & ISR_RISC_INT) == 0)
83 if (RD_REG_WORD(®->semaphore) & BIT_0) {
84 WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT);
85 RD_REG_WORD(®->hccr);
87 /* Get mailbox data. */
88 mb[0] = RD_MAILBOX_REG(ha, reg, 0);
89 if (mb[0] > 0x3fff && mb[0] < 0x8000) {
90 qla2x00_mbx_completion(vha, mb[0]);
91 status |= MBX_INTERRUPT;
92 } else if (mb[0] > 0x7fff && mb[0] < 0xc000) {
93 mb[1] = RD_MAILBOX_REG(ha, reg, 1);
94 mb[2] = RD_MAILBOX_REG(ha, reg, 2);
95 mb[3] = RD_MAILBOX_REG(ha, reg, 3);
96 qla2x00_async_event(vha, rsp, mb);
99 ql_dbg(ql_dbg_async, vha, 0x5025,
100 "Unrecognized interrupt type (%d).\n",
103 /* Release mailbox registers. */
104 WRT_REG_WORD(®->semaphore, 0);
105 RD_REG_WORD(®->semaphore);
107 qla2x00_process_response_queue(rsp);
109 WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT);
110 RD_REG_WORD(®->hccr);
113 qla2x00_handle_mbx_completion(ha, status);
114 spin_unlock_irqrestore(&ha->hardware_lock, flags);
116 return (IRQ_HANDLED);
120 qla2x00_check_reg32_for_disconnect(scsi_qla_host_t *vha, uint32_t reg)
122 /* Check for PCI disconnection */
123 if (reg == 0xffffffff && !pci_channel_offline(vha->hw->pdev)) {
124 if (!test_and_set_bit(PFLG_DISCONNECTED, &vha->pci_flags) &&
125 !test_bit(PFLG_DRIVER_REMOVING, &vha->pci_flags) &&
126 !test_bit(PFLG_DRIVER_PROBING, &vha->pci_flags)) {
128 * Schedule this (only once) on the default system
129 * workqueue so that all the adapter workqueues and the
130 * DPC thread can be shutdown cleanly.
132 schedule_work(&vha->hw->board_disable);
140 qla2x00_check_reg16_for_disconnect(scsi_qla_host_t *vha, uint16_t reg)
142 return qla2x00_check_reg32_for_disconnect(vha, 0xffff0000 | reg);
146 * qla2300_intr_handler() - Process interrupts for the ISP23xx and ISP63xx.
148 * @dev_id: SCSI driver HA context
150 * Called by system whenever the host adapter generates an interrupt.
152 * Returns handled flag.
155 qla2300_intr_handler(int irq, void *dev_id)
157 scsi_qla_host_t *vha;
158 struct device_reg_2xxx __iomem *reg;
165 struct qla_hw_data *ha;
168 rsp = (struct rsp_que *) dev_id;
170 ql_log(ql_log_info, NULL, 0x5058,
171 "%s: NULL response queue pointer.\n", __func__);
176 reg = &ha->iobase->isp;
179 spin_lock_irqsave(&ha->hardware_lock, flags);
180 vha = pci_get_drvdata(ha->pdev);
181 for (iter = 50; iter--; ) {
182 stat = RD_REG_DWORD(®->u.isp2300.host_status);
183 if (qla2x00_check_reg32_for_disconnect(vha, stat))
185 if (stat & HSR_RISC_PAUSED) {
186 if (unlikely(pci_channel_offline(ha->pdev)))
189 hccr = RD_REG_WORD(®->hccr);
191 if (hccr & (BIT_15 | BIT_13 | BIT_11 | BIT_8))
192 ql_log(ql_log_warn, vha, 0x5026,
193 "Parity error -- HCCR=%x, Dumping "
194 "firmware.\n", hccr);
196 ql_log(ql_log_warn, vha, 0x5027,
197 "RISC paused -- HCCR=%x, Dumping "
198 "firmware.\n", hccr);
201 * Issue a "HARD" reset in order for the RISC
202 * interrupt bit to be cleared. Schedule a big
203 * hammer to get out of the RISC PAUSED state.
205 WRT_REG_WORD(®->hccr, HCCR_RESET_RISC);
206 RD_REG_WORD(®->hccr);
208 ha->isp_ops->fw_dump(vha, 1);
209 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
211 } else if ((stat & HSR_RISC_INT) == 0)
214 switch (stat & 0xff) {
219 qla2x00_mbx_completion(vha, MSW(stat));
220 status |= MBX_INTERRUPT;
222 /* Release mailbox registers. */
223 WRT_REG_WORD(®->semaphore, 0);
227 mb[1] = RD_MAILBOX_REG(ha, reg, 1);
228 mb[2] = RD_MAILBOX_REG(ha, reg, 2);
229 mb[3] = RD_MAILBOX_REG(ha, reg, 3);
230 qla2x00_async_event(vha, rsp, mb);
233 qla2x00_process_response_queue(rsp);
236 mb[0] = MBA_CMPLT_1_16BIT;
238 qla2x00_async_event(vha, rsp, mb);
241 mb[0] = MBA_SCSI_COMPLETION;
243 mb[2] = RD_MAILBOX_REG(ha, reg, 2);
244 qla2x00_async_event(vha, rsp, mb);
247 ql_dbg(ql_dbg_async, vha, 0x5028,
248 "Unrecognized interrupt type (%d).\n", stat & 0xff);
251 WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT);
252 RD_REG_WORD_RELAXED(®->hccr);
254 qla2x00_handle_mbx_completion(ha, status);
255 spin_unlock_irqrestore(&ha->hardware_lock, flags);
257 return (IRQ_HANDLED);
261 * qla2x00_mbx_completion() - Process mailbox command completions.
262 * @ha: SCSI driver HA context
263 * @mb0: Mailbox0 register
266 qla2x00_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0)
270 uint16_t __iomem *wptr;
271 struct qla_hw_data *ha = vha->hw;
272 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
274 /* Read all mbox registers? */
275 WARN_ON_ONCE(ha->mbx_count > 32);
276 mboxes = (1ULL << ha->mbx_count) - 1;
278 ql_dbg(ql_dbg_async, vha, 0x5001, "MBX pointer ERROR.\n");
280 mboxes = ha->mcp->in_mb;
282 /* Load return mailbox registers. */
283 ha->flags.mbox_int = 1;
284 ha->mailbox_out[0] = mb0;
286 wptr = (uint16_t __iomem *)MAILBOX_REG(ha, reg, 1);
288 for (cnt = 1; cnt < ha->mbx_count; cnt++) {
289 if (IS_QLA2200(ha) && cnt == 8)
290 wptr = (uint16_t __iomem *)MAILBOX_REG(ha, reg, 8);
291 if ((cnt == 4 || cnt == 5) && (mboxes & BIT_0))
292 ha->mailbox_out[cnt] = qla2x00_debounce_register(wptr);
293 else if (mboxes & BIT_0)
294 ha->mailbox_out[cnt] = RD_REG_WORD(wptr);
302 qla81xx_idc_event(scsi_qla_host_t *vha, uint16_t aen, uint16_t descr)
304 static char *event[] =
305 { "Complete", "Request Notification", "Time Extension" };
307 struct device_reg_24xx __iomem *reg24 = &vha->hw->iobase->isp24;
308 struct device_reg_82xx __iomem *reg82 = &vha->hw->iobase->isp82;
309 uint16_t __iomem *wptr;
310 uint16_t cnt, timeout, mb[QLA_IDC_ACK_REGS];
312 /* Seed data -- mailbox1 -> mailbox7. */
313 if (IS_QLA81XX(vha->hw) || IS_QLA83XX(vha->hw))
314 wptr = (uint16_t __iomem *)®24->mailbox1;
315 else if (IS_QLA8044(vha->hw))
316 wptr = (uint16_t __iomem *)®82->mailbox_out[1];
320 for (cnt = 0; cnt < QLA_IDC_ACK_REGS; cnt++, wptr++)
321 mb[cnt] = RD_REG_WORD(wptr);
323 ql_dbg(ql_dbg_async, vha, 0x5021,
324 "Inter-Driver Communication %s -- "
325 "%04x %04x %04x %04x %04x %04x %04x.\n",
326 event[aen & 0xff], mb[0], mb[1], mb[2], mb[3],
327 mb[4], mb[5], mb[6]);
329 /* Handle IDC Error completion case. */
330 case MBA_IDC_COMPLETE:
332 vha->hw->flags.idc_compl_status = 1;
333 if (vha->hw->notify_dcbx_comp && !vha->vp_idx)
334 complete(&vha->hw->dcbx_comp);
339 /* Acknowledgement needed? [Notify && non-zero timeout]. */
340 timeout = (descr >> 8) & 0xf;
341 ql_dbg(ql_dbg_async, vha, 0x5022,
342 "%lu Inter-Driver Communication %s -- ACK timeout=%d.\n",
343 vha->host_no, event[aen & 0xff], timeout);
347 rval = qla2x00_post_idc_ack_work(vha, mb);
348 if (rval != QLA_SUCCESS)
349 ql_log(ql_log_warn, vha, 0x5023,
350 "IDC failed to post ACK.\n");
352 case MBA_IDC_TIME_EXT:
353 vha->hw->idc_extend_tmo = descr;
354 ql_dbg(ql_dbg_async, vha, 0x5087,
355 "%lu Inter-Driver Communication %s -- "
356 "Extend timeout by=%d.\n",
357 vha->host_no, event[aen & 0xff], vha->hw->idc_extend_tmo);
364 qla2x00_get_link_speed_str(struct qla_hw_data *ha, uint16_t speed)
366 static const char *const link_speeds[] = {
367 "1", "2", "?", "4", "8", "16", "32", "10"
369 #define QLA_LAST_SPEED 7
371 if (IS_QLA2100(ha) || IS_QLA2200(ha))
372 return link_speeds[0];
373 else if (speed == 0x13)
374 return link_speeds[QLA_LAST_SPEED];
375 else if (speed < QLA_LAST_SPEED)
376 return link_speeds[speed];
378 return link_speeds[LS_UNKNOWN];
382 qla83xx_handle_8200_aen(scsi_qla_host_t *vha, uint16_t *mb)
384 struct qla_hw_data *ha = vha->hw;
387 * 8200 AEN Interpretation:
389 * mb[1] = AEN Reason code
390 * mb[2] = LSW of Peg-Halt Status-1 Register
391 * mb[6] = MSW of Peg-Halt Status-1 Register
392 * mb[3] = LSW of Peg-Halt Status-2 register
393 * mb[7] = MSW of Peg-Halt Status-2 register
394 * mb[4] = IDC Device-State Register value
395 * mb[5] = IDC Driver-Presence Register value
397 ql_dbg(ql_dbg_async, vha, 0x506b, "AEN Code: mb[0] = 0x%x AEN reason: "
398 "mb[1] = 0x%x PH-status1: mb[2] = 0x%x PH-status1: mb[6] = 0x%x.\n",
399 mb[0], mb[1], mb[2], mb[6]);
400 ql_dbg(ql_dbg_async, vha, 0x506c, "PH-status2: mb[3] = 0x%x "
401 "PH-status2: mb[7] = 0x%x Device-State: mb[4] = 0x%x "
402 "Drv-Presence: mb[5] = 0x%x.\n", mb[3], mb[7], mb[4], mb[5]);
404 if (mb[1] & (IDC_PEG_HALT_STATUS_CHANGE | IDC_NIC_FW_REPORTED_FAILURE |
405 IDC_HEARTBEAT_FAILURE)) {
406 ha->flags.nic_core_hung = 1;
407 ql_log(ql_log_warn, vha, 0x5060,
408 "83XX: F/W Error Reported: Check if reset required.\n");
410 if (mb[1] & IDC_PEG_HALT_STATUS_CHANGE) {
411 uint32_t protocol_engine_id, fw_err_code, err_level;
414 * IDC_PEG_HALT_STATUS_CHANGE interpretation:
415 * - PEG-Halt Status-1 Register:
416 * (LSW = mb[2], MSW = mb[6])
417 * Bits 0-7 = protocol-engine ID
418 * Bits 8-28 = f/w error code
419 * Bits 29-31 = Error-level
420 * Error-level 0x1 = Non-Fatal error
421 * Error-level 0x2 = Recoverable Fatal error
422 * Error-level 0x4 = UnRecoverable Fatal error
423 * - PEG-Halt Status-2 Register:
424 * (LSW = mb[3], MSW = mb[7])
426 protocol_engine_id = (mb[2] & 0xff);
427 fw_err_code = (((mb[2] & 0xff00) >> 8) |
428 ((mb[6] & 0x1fff) << 8));
429 err_level = ((mb[6] & 0xe000) >> 13);
430 ql_log(ql_log_warn, vha, 0x5061, "PegHalt Status-1 "
431 "Register: protocol_engine_id=0x%x "
432 "fw_err_code=0x%x err_level=0x%x.\n",
433 protocol_engine_id, fw_err_code, err_level);
434 ql_log(ql_log_warn, vha, 0x5062, "PegHalt Status-2 "
435 "Register: 0x%x%x.\n", mb[7], mb[3]);
436 if (err_level == ERR_LEVEL_NON_FATAL) {
437 ql_log(ql_log_warn, vha, 0x5063,
438 "Not a fatal error, f/w has recovered itself.\n");
439 } else if (err_level == ERR_LEVEL_RECOVERABLE_FATAL) {
440 ql_log(ql_log_fatal, vha, 0x5064,
441 "Recoverable Fatal error: Chip reset "
443 qla83xx_schedule_work(vha,
444 QLA83XX_NIC_CORE_RESET);
445 } else if (err_level == ERR_LEVEL_UNRECOVERABLE_FATAL) {
446 ql_log(ql_log_fatal, vha, 0x5065,
447 "Unrecoverable Fatal error: Set FAILED "
448 "state, reboot required.\n");
449 qla83xx_schedule_work(vha,
450 QLA83XX_NIC_CORE_UNRECOVERABLE);
454 if (mb[1] & IDC_NIC_FW_REPORTED_FAILURE) {
455 uint16_t peg_fw_state, nw_interface_link_up;
456 uint16_t nw_interface_signal_detect, sfp_status;
457 uint16_t htbt_counter, htbt_monitor_enable;
458 uint16_t sfp_additional_info, sfp_multirate;
459 uint16_t sfp_tx_fault, link_speed, dcbx_status;
462 * IDC_NIC_FW_REPORTED_FAILURE interpretation:
463 * - PEG-to-FC Status Register:
464 * (LSW = mb[2], MSW = mb[6])
465 * Bits 0-7 = Peg-Firmware state
466 * Bit 8 = N/W Interface Link-up
467 * Bit 9 = N/W Interface signal detected
468 * Bits 10-11 = SFP Status
469 * SFP Status 0x0 = SFP+ transceiver not expected
470 * SFP Status 0x1 = SFP+ transceiver not present
471 * SFP Status 0x2 = SFP+ transceiver invalid
472 * SFP Status 0x3 = SFP+ transceiver present and
474 * Bits 12-14 = Heartbeat Counter
475 * Bit 15 = Heartbeat Monitor Enable
476 * Bits 16-17 = SFP Additional Info
477 * SFP info 0x0 = Unregocnized transceiver for
479 * SFP info 0x1 = SFP+ brand validation failed
480 * SFP info 0x2 = SFP+ speed validation failed
481 * SFP info 0x3 = SFP+ access error
482 * Bit 18 = SFP Multirate
483 * Bit 19 = SFP Tx Fault
484 * Bits 20-22 = Link Speed
485 * Bits 23-27 = Reserved
486 * Bits 28-30 = DCBX Status
487 * DCBX Status 0x0 = DCBX Disabled
488 * DCBX Status 0x1 = DCBX Enabled
489 * DCBX Status 0x2 = DCBX Exchange error
492 peg_fw_state = (mb[2] & 0x00ff);
493 nw_interface_link_up = ((mb[2] & 0x0100) >> 8);
494 nw_interface_signal_detect = ((mb[2] & 0x0200) >> 9);
495 sfp_status = ((mb[2] & 0x0c00) >> 10);
496 htbt_counter = ((mb[2] & 0x7000) >> 12);
497 htbt_monitor_enable = ((mb[2] & 0x8000) >> 15);
498 sfp_additional_info = (mb[6] & 0x0003);
499 sfp_multirate = ((mb[6] & 0x0004) >> 2);
500 sfp_tx_fault = ((mb[6] & 0x0008) >> 3);
501 link_speed = ((mb[6] & 0x0070) >> 4);
502 dcbx_status = ((mb[6] & 0x7000) >> 12);
504 ql_log(ql_log_warn, vha, 0x5066,
505 "Peg-to-Fc Status Register:\n"
506 "peg_fw_state=0x%x, nw_interface_link_up=0x%x, "
507 "nw_interface_signal_detect=0x%x"
508 "\nsfp_statis=0x%x.\n ", peg_fw_state,
509 nw_interface_link_up, nw_interface_signal_detect,
511 ql_log(ql_log_warn, vha, 0x5067,
512 "htbt_counter=0x%x, htbt_monitor_enable=0x%x, "
513 "sfp_additional_info=0x%x, sfp_multirate=0x%x.\n ",
514 htbt_counter, htbt_monitor_enable,
515 sfp_additional_info, sfp_multirate);
516 ql_log(ql_log_warn, vha, 0x5068,
517 "sfp_tx_fault=0x%x, link_state=0x%x, "
518 "dcbx_status=0x%x.\n", sfp_tx_fault, link_speed,
521 qla83xx_schedule_work(vha, QLA83XX_NIC_CORE_RESET);
524 if (mb[1] & IDC_HEARTBEAT_FAILURE) {
525 ql_log(ql_log_warn, vha, 0x5069,
526 "Heartbeat Failure encountered, chip reset "
529 qla83xx_schedule_work(vha, QLA83XX_NIC_CORE_RESET);
533 if (mb[1] & IDC_DEVICE_STATE_CHANGE) {
534 ql_log(ql_log_info, vha, 0x506a,
535 "IDC Device-State changed = 0x%x.\n", mb[4]);
536 if (ha->flags.nic_core_reset_owner)
538 qla83xx_schedule_work(vha, MBA_IDC_AEN);
543 qla2x00_is_a_vp_did(scsi_qla_host_t *vha, uint32_t rscn_entry)
545 struct qla_hw_data *ha = vha->hw;
554 spin_lock_irqsave(&ha->vport_slock, flags);
555 list_for_each_entry(vp, &ha->vp_list, list) {
556 vp_did = vp->d_id.b24;
557 if (vp_did == rscn_entry) {
562 spin_unlock_irqrestore(&ha->vport_slock, flags);
568 qla2x00_find_fcport_by_loopid(scsi_qla_host_t *vha, uint16_t loop_id)
573 list_for_each_entry_safe(f, tf, &vha->vp_fcports, list)
574 if (f->loop_id == loop_id)
580 qla2x00_find_fcport_by_wwpn(scsi_qla_host_t *vha, u8 *wwpn, u8 incl_deleted)
585 list_for_each_entry_safe(f, tf, &vha->vp_fcports, list) {
586 if (memcmp(f->port_name, wwpn, WWN_SIZE) == 0) {
589 else if (f->deleted == 0)
597 qla2x00_find_fcport_by_nportid(scsi_qla_host_t *vha, port_id_t *id,
603 list_for_each_entry_safe(f, tf, &vha->vp_fcports, list) {
604 if (f->d_id.b24 == id->b24) {
607 else if (f->deleted == 0)
615 * qla2x00_async_event() - Process aynchronous events.
616 * @ha: SCSI driver HA context
617 * @mb: Mailbox registers (0 - 3)
620 qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb)
625 struct qla_hw_data *ha = vha->hw;
626 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
627 struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
628 struct device_reg_82xx __iomem *reg82 = &ha->iobase->isp82;
629 uint32_t rscn_entry, host_pid;
631 fc_port_t *fcport = NULL;
633 /* Setup to process RIO completion. */
635 if (IS_CNA_CAPABLE(ha))
638 case MBA_SCSI_COMPLETION:
639 handles[0] = le32_to_cpu((uint32_t)((mb[2] << 16) | mb[1]));
642 case MBA_CMPLT_1_16BIT:
645 mb[0] = MBA_SCSI_COMPLETION;
647 case MBA_CMPLT_2_16BIT:
651 mb[0] = MBA_SCSI_COMPLETION;
653 case MBA_CMPLT_3_16BIT:
658 mb[0] = MBA_SCSI_COMPLETION;
660 case MBA_CMPLT_4_16BIT:
664 handles[3] = (uint32_t)RD_MAILBOX_REG(ha, reg, 6);
666 mb[0] = MBA_SCSI_COMPLETION;
668 case MBA_CMPLT_5_16BIT:
672 handles[3] = (uint32_t)RD_MAILBOX_REG(ha, reg, 6);
673 handles[4] = (uint32_t)RD_MAILBOX_REG(ha, reg, 7);
675 mb[0] = MBA_SCSI_COMPLETION;
677 case MBA_CMPLT_2_32BIT:
678 handles[0] = le32_to_cpu((uint32_t)((mb[2] << 16) | mb[1]));
679 handles[1] = le32_to_cpu(
680 ((uint32_t)(RD_MAILBOX_REG(ha, reg, 7) << 16)) |
681 RD_MAILBOX_REG(ha, reg, 6));
683 mb[0] = MBA_SCSI_COMPLETION;
690 case MBA_SCSI_COMPLETION: /* Fast Post */
691 if (!vha->flags.online)
694 for (cnt = 0; cnt < handle_cnt; cnt++)
695 qla2x00_process_completed_request(vha, rsp->req,
699 case MBA_RESET: /* Reset */
700 ql_dbg(ql_dbg_async, vha, 0x5002,
701 "Asynchronous RESET.\n");
703 set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
706 case MBA_SYSTEM_ERR: /* System Error */
707 mbx = (IS_QLA81XX(ha) || IS_QLA83XX(ha) || IS_QLA27XX(ha)) ?
708 RD_REG_WORD(®24->mailbox7) : 0;
709 ql_log(ql_log_warn, vha, 0x5003,
710 "ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh "
711 "mbx7=%xh.\n", mb[1], mb[2], mb[3], mbx);
713 ha->isp_ops->fw_dump(vha, 1);
714 ha->flags.fw_init_done = 0;
717 if (IS_FWI2_CAPABLE(ha)) {
718 if (mb[1] == 0 && mb[2] == 0) {
719 ql_log(ql_log_fatal, vha, 0x5004,
720 "Unrecoverable Hardware Error: adapter "
721 "marked OFFLINE!\n");
722 vha->flags.online = 0;
723 vha->device_flags |= DFLG_DEV_FAILED;
725 /* Check to see if MPI timeout occurred */
726 if ((mbx & MBX_3) && (ha->port_no == 0))
727 set_bit(MPI_RESET_NEEDED,
730 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
732 } else if (mb[1] == 0) {
733 ql_log(ql_log_fatal, vha, 0x5005,
734 "Unrecoverable Hardware Error: adapter marked "
736 vha->flags.online = 0;
737 vha->device_flags |= DFLG_DEV_FAILED;
739 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
742 case MBA_REQ_TRANSFER_ERR: /* Request Transfer Error */
743 ql_log(ql_log_warn, vha, 0x5006,
744 "ISP Request Transfer Error (%x).\n", mb[1]);
746 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
749 case MBA_RSP_TRANSFER_ERR: /* Response Transfer Error */
750 ql_log(ql_log_warn, vha, 0x5007,
751 "ISP Response Transfer Error (%x).\n", mb[1]);
753 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
756 case MBA_WAKEUP_THRES: /* Request Queue Wake-up */
757 ql_dbg(ql_dbg_async, vha, 0x5008,
758 "Asynchronous WAKEUP_THRES (%x).\n", mb[1]);
761 case MBA_LOOP_INIT_ERR:
762 ql_log(ql_log_warn, vha, 0x5090,
763 "LOOP INIT ERROR (%x).\n", mb[1]);
764 ha->isp_ops->fw_dump(vha, 1);
765 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
768 case MBA_LIP_OCCURRED: /* Loop Initialization Procedure */
769 ha->flags.lip_ae = 1;
770 ha->flags.n2n_ae = 0;
772 ql_dbg(ql_dbg_async, vha, 0x5009,
773 "LIP occurred (%x).\n", mb[1]);
775 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
776 atomic_set(&vha->loop_state, LOOP_DOWN);
777 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
778 qla2x00_mark_all_devices_lost(vha, 1);
782 atomic_set(&vha->vp_state, VP_FAILED);
783 fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED);
786 set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags);
787 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
789 vha->flags.management_server_logged_in = 0;
790 qla2x00_post_aen_work(vha, FCH_EVT_LIP, mb[1]);
793 case MBA_LOOP_UP: /* Loop Up Event */
794 if (IS_QLA2100(ha) || IS_QLA2200(ha))
795 ha->link_data_rate = PORT_SPEED_1GB;
797 ha->link_data_rate = mb[1];
799 ql_log(ql_log_info, vha, 0x500a,
800 "LOOP UP detected (%s Gbps).\n",
801 qla2x00_get_link_speed_str(ha, ha->link_data_rate));
803 vha->flags.management_server_logged_in = 0;
804 qla2x00_post_aen_work(vha, FCH_EVT_LINKUP, ha->link_data_rate);
806 if (AUTO_DETECT_SFP_SUPPORT(vha)) {
807 set_bit(DETECT_SFP_CHANGE, &vha->dpc_flags);
808 qla2xxx_wake_dpc(vha);
812 case MBA_LOOP_DOWN: /* Loop Down Event */
813 ha->flags.n2n_ae = 0;
814 ha->flags.lip_ae = 0;
815 ha->current_topology = 0;
817 mbx = (IS_QLA81XX(ha) || IS_QLA8031(ha))
818 ? RD_REG_WORD(®24->mailbox4) : 0;
819 mbx = (IS_P3P_TYPE(ha)) ? RD_REG_WORD(®82->mailbox_out[4])
821 ql_log(ql_log_info, vha, 0x500b,
822 "LOOP DOWN detected (%x %x %x %x).\n",
823 mb[1], mb[2], mb[3], mbx);
825 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
826 atomic_set(&vha->loop_state, LOOP_DOWN);
827 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
829 * In case of loop down, restore WWPN from
830 * NVRAM in case of FA-WWPN capable ISP
831 * Restore for Physical Port only
834 if (ha->flags.fawwpn_enabled) {
835 void *wwpn = ha->init_cb->port_name;
836 memcpy(vha->port_name, wwpn, WWN_SIZE);
837 fc_host_port_name(vha->host) =
838 wwn_to_u64(vha->port_name);
839 ql_dbg(ql_dbg_init + ql_dbg_verbose,
840 vha, 0x00d8, "LOOP DOWN detected,"
841 "restore WWPN %016llx\n",
842 wwn_to_u64(vha->port_name));
845 clear_bit(VP_CONFIG_OK, &vha->vp_flags);
848 vha->device_flags |= DFLG_NO_CABLE;
849 qla2x00_mark_all_devices_lost(vha, 1);
853 atomic_set(&vha->vp_state, VP_FAILED);
854 fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED);
857 vha->flags.management_server_logged_in = 0;
858 ha->link_data_rate = PORT_SPEED_UNKNOWN;
859 qla2x00_post_aen_work(vha, FCH_EVT_LINKDOWN, 0);
862 case MBA_LIP_RESET: /* LIP reset occurred */
863 ql_dbg(ql_dbg_async, vha, 0x500c,
864 "LIP reset occurred (%x).\n", mb[1]);
866 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
867 atomic_set(&vha->loop_state, LOOP_DOWN);
868 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
869 qla2x00_mark_all_devices_lost(vha, 1);
873 atomic_set(&vha->vp_state, VP_FAILED);
874 fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED);
877 set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
879 ha->operating_mode = LOOP;
880 vha->flags.management_server_logged_in = 0;
881 qla2x00_post_aen_work(vha, FCH_EVT_LIPRESET, mb[1]);
884 /* case MBA_DCBX_COMPLETE: */
885 case MBA_POINT_TO_POINT: /* Point-to-Point */
886 ha->flags.lip_ae = 0;
887 ha->flags.n2n_ae = 1;
892 if (IS_CNA_CAPABLE(ha)) {
893 ql_dbg(ql_dbg_async, vha, 0x500d,
894 "DCBX Completed -- %04x %04x %04x.\n",
895 mb[1], mb[2], mb[3]);
896 if (ha->notify_dcbx_comp && !vha->vp_idx)
897 complete(&ha->dcbx_comp);
900 ql_dbg(ql_dbg_async, vha, 0x500e,
901 "Asynchronous P2P MODE received.\n");
904 * Until there's a transition from loop down to loop up, treat
905 * this as loop down only.
907 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
908 atomic_set(&vha->loop_state, LOOP_DOWN);
909 if (!atomic_read(&vha->loop_down_timer))
910 atomic_set(&vha->loop_down_timer,
912 qla2x00_mark_all_devices_lost(vha, 1);
916 atomic_set(&vha->vp_state, VP_FAILED);
917 fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED);
920 if (!(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)))
921 set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
923 set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags);
924 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
926 ha->flags.gpsc_supported = 1;
927 vha->flags.management_server_logged_in = 0;
930 case MBA_CHG_IN_CONNECTION: /* Change in connection mode */
934 ql_dbg(ql_dbg_async, vha, 0x500f,
935 "Configuration change detected: value=%x.\n", mb[1]);
937 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
938 atomic_set(&vha->loop_state, LOOP_DOWN);
939 if (!atomic_read(&vha->loop_down_timer))
940 atomic_set(&vha->loop_down_timer,
942 qla2x00_mark_all_devices_lost(vha, 1);
946 atomic_set(&vha->vp_state, VP_FAILED);
947 fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED);
950 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
951 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
954 case MBA_PORT_UPDATE: /* Port database update */
956 * Handle only global and vn-port update events
959 * mb[1] = N_Port handle of changed port
960 * OR 0xffff for global event
961 * mb[2] = New login state
962 * 7 = Port logged out
963 * mb[3] = LSB is vp_idx, 0xff = all vps
965 * Skip processing if:
966 * Event is global, vp_idx is NOT all vps,
967 * vp_idx does not match
968 * Event is not global, vp_idx does not match
970 if (IS_QLA2XXX_MIDTYPE(ha) &&
971 ((mb[1] == 0xffff && (mb[3] & 0xff) != 0xff) ||
972 (mb[1] != 0xffff)) && vha->vp_idx != (mb[3] & 0xff))
976 ql_dbg(ql_dbg_async, vha, 0x5010,
977 "Port %s %04x %04x %04x.\n",
978 mb[1] == 0xffff ? "unavailable" : "logout",
979 mb[1], mb[2], mb[3]);
982 goto global_port_update;
984 if (mb[1] == NPH_SNS_LID(ha)) {
985 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
986 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
990 /* use handle_cnt for loop id/nport handle */
991 if (IS_FWI2_CAPABLE(ha))
992 handle_cnt = NPH_SNS;
994 handle_cnt = SIMPLE_NAME_SERVER;
995 if (mb[1] == handle_cnt) {
996 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
997 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
1002 fcport = qla2x00_find_fcport_by_loopid(vha, mb[1]);
1005 if (atomic_read(&fcport->state) != FCS_ONLINE)
1007 ql_dbg(ql_dbg_async, vha, 0x508a,
1008 "Marking port lost loopid=%04x portid=%06x.\n",
1009 fcport->loop_id, fcport->d_id.b24);
1010 if (qla_ini_mode_enabled(vha)) {
1011 qla2x00_mark_device_lost(fcport->vha, fcport, 1, 1);
1012 fcport->logout_on_delete = 0;
1013 qlt_schedule_sess_for_deletion_lock(fcport);
1018 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
1019 atomic_set(&vha->loop_state, LOOP_DOWN);
1020 atomic_set(&vha->loop_down_timer,
1022 vha->device_flags |= DFLG_NO_CABLE;
1023 qla2x00_mark_all_devices_lost(vha, 1);
1027 atomic_set(&vha->vp_state, VP_FAILED);
1028 fc_vport_set_state(vha->fc_vport,
1030 qla2x00_mark_all_devices_lost(vha, 1);
1033 vha->flags.management_server_logged_in = 0;
1034 ha->link_data_rate = PORT_SPEED_UNKNOWN;
1039 * If PORT UPDATE is global (received LIP_OCCURRED/LIP_RESET
1040 * event etc. earlier indicating loop is down) then process
1041 * it. Otherwise ignore it and Wait for RSCN to come in.
1043 atomic_set(&vha->loop_down_timer, 0);
1044 if (atomic_read(&vha->loop_state) != LOOP_DOWN &&
1045 atomic_read(&vha->loop_state) != LOOP_DEAD) {
1046 ql_dbg(ql_dbg_async, vha, 0x5011,
1047 "Asynchronous PORT UPDATE ignored %04x/%04x/%04x.\n",
1048 mb[1], mb[2], mb[3]);
1052 ql_dbg(ql_dbg_async, vha, 0x5012,
1053 "Port database changed %04x %04x %04x.\n",
1054 mb[1], mb[2], mb[3]);
1057 * Mark all devices as missing so we will login again.
1059 atomic_set(&vha->loop_state, LOOP_UP);
1061 qla2x00_mark_all_devices_lost(vha, 1);
1063 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1064 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
1065 set_bit(VP_CONFIG_OK, &vha->vp_flags);
1068 case MBA_RSCN_UPDATE: /* State Change Registration */
1069 /* Check if the Vport has issued a SCR */
1070 if (vha->vp_idx && test_bit(VP_SCR_NEEDED, &vha->vp_flags))
1072 /* Only handle SCNs for our Vport index. */
1073 if (ha->flags.npiv_supported && vha->vp_idx != (mb[3] & 0xff))
1076 ql_dbg(ql_dbg_async, vha, 0x5013,
1077 "RSCN database changed -- %04x %04x %04x.\n",
1078 mb[1], mb[2], mb[3]);
1080 rscn_entry = ((mb[1] & 0xff) << 16) | mb[2];
1081 host_pid = (vha->d_id.b.domain << 16) | (vha->d_id.b.area << 8)
1082 | vha->d_id.b.al_pa;
1083 if (rscn_entry == host_pid) {
1084 ql_dbg(ql_dbg_async, vha, 0x5014,
1085 "Ignoring RSCN update to local host "
1086 "port ID (%06x).\n", host_pid);
1090 /* Ignore reserved bits from RSCN-payload. */
1091 rscn_entry = ((mb[1] & 0x3ff) << 16) | mb[2];
1093 /* Skip RSCNs for virtual ports on the same physical port */
1094 if (qla2x00_is_a_vp_did(vha, rscn_entry))
1097 atomic_set(&vha->loop_down_timer, 0);
1098 vha->flags.management_server_logged_in = 0;
1100 struct event_arg ea;
1102 memset(&ea, 0, sizeof(ea));
1103 ea.event = FCME_RSCN;
1104 ea.id.b24 = rscn_entry;
1105 ea.id.b.rsvd_1 = rscn_entry >> 24;
1106 qla2x00_fcport_event_handler(vha, &ea);
1107 qla2x00_post_aen_work(vha, FCH_EVT_RSCN, rscn_entry);
1110 /* case MBA_RIO_RESPONSE: */
1111 case MBA_ZIO_RESPONSE:
1112 ql_dbg(ql_dbg_async, vha, 0x5015,
1113 "[R|Z]IO update completion.\n");
1115 if (IS_FWI2_CAPABLE(ha))
1116 qla24xx_process_response_queue(vha, rsp);
1118 qla2x00_process_response_queue(rsp);
1121 case MBA_DISCARD_RND_FRAME:
1122 ql_dbg(ql_dbg_async, vha, 0x5016,
1123 "Discard RND Frame -- %04x %04x %04x.\n",
1124 mb[1], mb[2], mb[3]);
1127 case MBA_TRACE_NOTIFICATION:
1128 ql_dbg(ql_dbg_async, vha, 0x5017,
1129 "Trace Notification -- %04x %04x.\n", mb[1], mb[2]);
1132 case MBA_ISP84XX_ALERT:
1133 ql_dbg(ql_dbg_async, vha, 0x5018,
1134 "ISP84XX Alert Notification -- %04x %04x %04x.\n",
1135 mb[1], mb[2], mb[3]);
1137 spin_lock_irqsave(&ha->cs84xx->access_lock, flags);
1139 case A84_PANIC_RECOVERY:
1140 ql_log(ql_log_info, vha, 0x5019,
1141 "Alert 84XX: panic recovery %04x %04x.\n",
1144 case A84_OP_LOGIN_COMPLETE:
1145 ha->cs84xx->op_fw_version = mb[3] << 16 | mb[2];
1146 ql_log(ql_log_info, vha, 0x501a,
1147 "Alert 84XX: firmware version %x.\n",
1148 ha->cs84xx->op_fw_version);
1150 case A84_DIAG_LOGIN_COMPLETE:
1151 ha->cs84xx->diag_fw_version = mb[3] << 16 | mb[2];
1152 ql_log(ql_log_info, vha, 0x501b,
1153 "Alert 84XX: diagnostic firmware version %x.\n",
1154 ha->cs84xx->diag_fw_version);
1156 case A84_GOLD_LOGIN_COMPLETE:
1157 ha->cs84xx->diag_fw_version = mb[3] << 16 | mb[2];
1158 ha->cs84xx->fw_update = 1;
1159 ql_log(ql_log_info, vha, 0x501c,
1160 "Alert 84XX: gold firmware version %x.\n",
1161 ha->cs84xx->gold_fw_version);
1164 ql_log(ql_log_warn, vha, 0x501d,
1165 "Alert 84xx: Invalid Alert %04x %04x %04x.\n",
1166 mb[1], mb[2], mb[3]);
1168 spin_unlock_irqrestore(&ha->cs84xx->access_lock, flags);
1170 case MBA_DCBX_START:
1171 ql_dbg(ql_dbg_async, vha, 0x501e,
1172 "DCBX Started -- %04x %04x %04x.\n",
1173 mb[1], mb[2], mb[3]);
1175 case MBA_DCBX_PARAM_UPDATE:
1176 ql_dbg(ql_dbg_async, vha, 0x501f,
1177 "DCBX Parameters Updated -- %04x %04x %04x.\n",
1178 mb[1], mb[2], mb[3]);
1180 case MBA_FCF_CONF_ERR:
1181 ql_dbg(ql_dbg_async, vha, 0x5020,
1182 "FCF Configuration Error -- %04x %04x %04x.\n",
1183 mb[1], mb[2], mb[3]);
1185 case MBA_IDC_NOTIFY:
1186 if (IS_QLA8031(vha->hw) || IS_QLA8044(ha)) {
1187 mb[4] = RD_REG_WORD(®24->mailbox4);
1188 if (((mb[2] & 0x7fff) == MBC_PORT_RESET ||
1189 (mb[2] & 0x7fff) == MBC_SET_PORT_CONFIG) &&
1190 (mb[4] & INTERNAL_LOOPBACK_MASK) != 0) {
1191 set_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags);
1193 * Extend loop down timer since port is active.
1195 if (atomic_read(&vha->loop_state) == LOOP_DOWN)
1196 atomic_set(&vha->loop_down_timer,
1198 qla2xxx_wake_dpc(vha);
1201 case MBA_IDC_COMPLETE:
1202 if (ha->notify_lb_portup_comp && !vha->vp_idx)
1203 complete(&ha->lb_portup_comp);
1205 case MBA_IDC_TIME_EXT:
1206 if (IS_QLA81XX(vha->hw) || IS_QLA8031(vha->hw) ||
1208 qla81xx_idc_event(vha, mb[0], mb[1]);
1212 mb[4] = RD_REG_WORD(®24->mailbox4);
1213 mb[5] = RD_REG_WORD(®24->mailbox5);
1214 mb[6] = RD_REG_WORD(®24->mailbox6);
1215 mb[7] = RD_REG_WORD(®24->mailbox7);
1216 qla83xx_handle_8200_aen(vha, mb);
1219 case MBA_DPORT_DIAGNOSTICS:
1220 ql_dbg(ql_dbg_async, vha, 0x5052,
1221 "D-Port Diagnostics: %04x result=%s\n",
1223 mb[1] == 0 ? "start" :
1224 mb[1] == 1 ? "done (pass)" :
1225 mb[1] == 2 ? "done (error)" : "other");
1228 case MBA_TEMPERATURE_ALERT:
1229 ql_dbg(ql_dbg_async, vha, 0x505e,
1230 "TEMPERATURE ALERT: %04x %04x %04x\n", mb[1], mb[2], mb[3]);
1232 schedule_work(&ha->board_disable);
1235 case MBA_TRANS_INSERT:
1236 ql_dbg(ql_dbg_async, vha, 0x5091,
1237 "Transceiver Insertion: %04x\n", mb[1]);
1241 ql_dbg(ql_dbg_async, vha, 0x5057,
1242 "Unknown AEN:%04x %04x %04x %04x\n",
1243 mb[0], mb[1], mb[2], mb[3]);
1246 qlt_async_event(mb[0], vha, mb);
1248 if (!vha->vp_idx && ha->num_vhosts)
1249 qla2x00_alert_all_vps(rsp, mb);
1253 * qla2x00_process_completed_request() - Process a Fast Post response.
1254 * @ha: SCSI driver HA context
1258 qla2x00_process_completed_request(struct scsi_qla_host *vha,
1259 struct req_que *req, uint32_t index)
1262 struct qla_hw_data *ha = vha->hw;
1264 /* Validate handle. */
1265 if (index >= req->num_outstanding_cmds) {
1266 ql_log(ql_log_warn, vha, 0x3014,
1267 "Invalid SCSI command index (%x).\n", index);
1269 if (IS_P3P_TYPE(ha))
1270 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
1272 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1276 sp = req->outstanding_cmds[index];
1278 /* Free outstanding command slot. */
1279 req->outstanding_cmds[index] = NULL;
1281 /* Save ISP completion status */
1282 sp->done(sp, DID_OK << 16);
1284 ql_log(ql_log_warn, vha, 0x3016, "Invalid SCSI SRB.\n");
1286 if (IS_P3P_TYPE(ha))
1287 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
1289 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1294 qla2x00_get_sp_from_handle(scsi_qla_host_t *vha, const char *func,
1295 struct req_que *req, void *iocb)
1297 struct qla_hw_data *ha = vha->hw;
1298 sts_entry_t *pkt = iocb;
1302 index = LSW(pkt->handle);
1303 if (index >= req->num_outstanding_cmds) {
1304 ql_log(ql_log_warn, vha, 0x5031,
1305 "Invalid command index (%x) type %8ph.\n",
1307 if (IS_P3P_TYPE(ha))
1308 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
1310 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1313 sp = req->outstanding_cmds[index];
1315 ql_log(ql_log_warn, vha, 0x5032,
1316 "Invalid completion handle (%x) -- timed-out.\n", index);
1319 if (sp->handle != index) {
1320 ql_log(ql_log_warn, vha, 0x5033,
1321 "SRB handle (%x) mismatch %x.\n", sp->handle, index);
1325 req->outstanding_cmds[index] = NULL;
1332 qla2x00_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
1333 struct mbx_entry *mbx)
1335 const char func[] = "MBX-IOCB";
1339 struct srb_iocb *lio;
1343 sp = qla2x00_get_sp_from_handle(vha, func, req, mbx);
1347 lio = &sp->u.iocb_cmd;
1349 fcport = sp->fcport;
1350 data = lio->u.logio.data;
1352 data[0] = MBS_COMMAND_ERROR;
1353 data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ?
1354 QLA_LOGIO_LOGIN_RETRIED : 0;
1355 if (mbx->entry_status) {
1356 ql_dbg(ql_dbg_async, vha, 0x5043,
1357 "Async-%s error entry - hdl=%x portid=%02x%02x%02x "
1358 "entry-status=%x status=%x state-flag=%x "
1359 "status-flags=%x.\n", type, sp->handle,
1360 fcport->d_id.b.domain, fcport->d_id.b.area,
1361 fcport->d_id.b.al_pa, mbx->entry_status,
1362 le16_to_cpu(mbx->status), le16_to_cpu(mbx->state_flags),
1363 le16_to_cpu(mbx->status_flags));
1365 ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5029,
1366 (uint8_t *)mbx, sizeof(*mbx));
1371 status = le16_to_cpu(mbx->status);
1372 if (status == 0x30 && sp->type == SRB_LOGIN_CMD &&
1373 le16_to_cpu(mbx->mb0) == MBS_COMMAND_COMPLETE)
1375 if (!status && le16_to_cpu(mbx->mb0) == MBS_COMMAND_COMPLETE) {
1376 ql_dbg(ql_dbg_async, vha, 0x5045,
1377 "Async-%s complete - hdl=%x portid=%02x%02x%02x mbx1=%x.\n",
1378 type, sp->handle, fcport->d_id.b.domain,
1379 fcport->d_id.b.area, fcport->d_id.b.al_pa,
1380 le16_to_cpu(mbx->mb1));
1382 data[0] = MBS_COMMAND_COMPLETE;
1383 if (sp->type == SRB_LOGIN_CMD) {
1384 fcport->port_type = FCT_TARGET;
1385 if (le16_to_cpu(mbx->mb1) & BIT_0)
1386 fcport->port_type = FCT_INITIATOR;
1387 else if (le16_to_cpu(mbx->mb1) & BIT_1)
1388 fcport->flags |= FCF_FCP2_DEVICE;
1393 data[0] = le16_to_cpu(mbx->mb0);
1395 case MBS_PORT_ID_USED:
1396 data[1] = le16_to_cpu(mbx->mb1);
1398 case MBS_LOOP_ID_USED:
1401 data[0] = MBS_COMMAND_ERROR;
1405 ql_log(ql_log_warn, vha, 0x5046,
1406 "Async-%s failed - hdl=%x portid=%02x%02x%02x status=%x "
1407 "mb0=%x mb1=%x mb2=%x mb6=%x mb7=%x.\n", type, sp->handle,
1408 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa,
1409 status, le16_to_cpu(mbx->mb0), le16_to_cpu(mbx->mb1),
1410 le16_to_cpu(mbx->mb2), le16_to_cpu(mbx->mb6),
1411 le16_to_cpu(mbx->mb7));
1418 qla24xx_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
1419 struct mbx_24xx_entry *pkt)
1421 const char func[] = "MBX-IOCB2";
1423 struct srb_iocb *si;
1427 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
1431 si = &sp->u.iocb_cmd;
1432 sz = min(ARRAY_SIZE(pkt->mb), ARRAY_SIZE(sp->u.iocb_cmd.u.mbx.in_mb));
1434 for (i = 0; i < sz; i++)
1435 si->u.mbx.in_mb[i] = le16_to_cpu(pkt->mb[i]);
1437 res = (si->u.mbx.in_mb[0] & MBS_MASK);
1443 qla24xxx_nack_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
1444 struct nack_to_isp *pkt)
1446 const char func[] = "nack";
1450 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
1454 if (pkt->u.isp2x.status != cpu_to_le16(NOTIFY_ACK_SUCCESS))
1455 res = QLA_FUNCTION_FAILED;
1461 qla2x00_ct_entry(scsi_qla_host_t *vha, struct req_que *req,
1462 sts_entry_t *pkt, int iocb_type)
1464 const char func[] = "CT_IOCB";
1467 struct bsg_job *bsg_job;
1468 struct fc_bsg_reply *bsg_reply;
1469 uint16_t comp_status;
1472 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
1478 bsg_job = sp->u.bsg_job;
1479 bsg_reply = bsg_job->reply;
1481 type = "ct pass-through";
1483 comp_status = le16_to_cpu(pkt->comp_status);
1486 * return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
1487 * fc payload to the caller
1489 bsg_reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK;
1490 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
1492 if (comp_status != CS_COMPLETE) {
1493 if (comp_status == CS_DATA_UNDERRUN) {
1495 bsg_reply->reply_payload_rcv_len =
1496 le16_to_cpu(((sts_entry_t *)pkt)->rsp_info_len);
1498 ql_log(ql_log_warn, vha, 0x5048,
1499 "CT pass-through-%s error comp_status=0x%x total_byte=0x%x.\n",
1501 bsg_reply->reply_payload_rcv_len);
1503 ql_log(ql_log_warn, vha, 0x5049,
1504 "CT pass-through-%s error comp_status=0x%x.\n",
1506 res = DID_ERROR << 16;
1507 bsg_reply->reply_payload_rcv_len = 0;
1509 ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5035,
1510 (uint8_t *)pkt, sizeof(*pkt));
1513 bsg_reply->reply_payload_rcv_len =
1514 bsg_job->reply_payload.payload_len;
1515 bsg_job->reply_len = 0;
1518 case SRB_CT_PTHRU_CMD:
1520 * borrowing sts_entry_24xx.comp_status.
1521 * same location as ct_entry_24xx.comp_status
1523 res = qla2x00_chk_ms_status(vha, (ms_iocb_entry_t *)pkt,
1524 (struct ct_sns_rsp *)sp->u.iocb_cmd.u.ctarg.rsp,
1533 qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req,
1534 struct sts_entry_24xx *pkt, int iocb_type)
1536 const char func[] = "ELS_CT_IOCB";
1539 struct bsg_job *bsg_job;
1540 struct fc_bsg_reply *bsg_reply;
1541 uint16_t comp_status;
1542 uint32_t fw_status[3];
1543 uint8_t* fw_sts_ptr;
1546 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
1552 case SRB_ELS_CMD_RPT:
1553 case SRB_ELS_CMD_HST:
1557 type = "ct pass-through";
1560 type = "Driver ELS logo";
1561 ql_dbg(ql_dbg_user, vha, 0x5047,
1562 "Completing %s: (%p) type=%d.\n", type, sp, sp->type);
1565 case SRB_CT_PTHRU_CMD:
1566 /* borrowing sts_entry_24xx.comp_status.
1567 same location as ct_entry_24xx.comp_status
1569 res = qla2x00_chk_ms_status(sp->vha, (ms_iocb_entry_t *)pkt,
1570 (struct ct_sns_rsp *)sp->u.iocb_cmd.u.ctarg.rsp,
1575 ql_dbg(ql_dbg_user, vha, 0x503e,
1576 "Unrecognized SRB: (%p) type=%d.\n", sp, sp->type);
1580 comp_status = fw_status[0] = le16_to_cpu(pkt->comp_status);
1581 fw_status[1] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_1);
1582 fw_status[2] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_2);
1584 /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
1585 * fc payload to the caller
1587 bsg_job = sp->u.bsg_job;
1588 bsg_reply = bsg_job->reply;
1589 bsg_reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK;
1590 bsg_job->reply_len = sizeof(struct fc_bsg_reply) + sizeof(fw_status);
1592 if (comp_status != CS_COMPLETE) {
1593 if (comp_status == CS_DATA_UNDERRUN) {
1595 bsg_reply->reply_payload_rcv_len =
1596 le16_to_cpu(((struct els_sts_entry_24xx *)pkt)->total_byte_count);
1598 ql_dbg(ql_dbg_user, vha, 0x503f,
1599 "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x "
1600 "error subcode 1=0x%x error subcode 2=0x%x total_byte = 0x%x.\n",
1601 type, sp->handle, comp_status, fw_status[1], fw_status[2],
1602 le16_to_cpu(((struct els_sts_entry_24xx *)
1603 pkt)->total_byte_count));
1604 fw_sts_ptr = ((uint8_t*)scsi_req(bsg_job->req)->sense) +
1605 sizeof(struct fc_bsg_reply);
1606 memcpy( fw_sts_ptr, fw_status, sizeof(fw_status));
1609 ql_dbg(ql_dbg_user, vha, 0x5040,
1610 "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x "
1611 "error subcode 1=0x%x error subcode 2=0x%x.\n",
1612 type, sp->handle, comp_status,
1613 le16_to_cpu(((struct els_sts_entry_24xx *)
1614 pkt)->error_subcode_1),
1615 le16_to_cpu(((struct els_sts_entry_24xx *)
1616 pkt)->error_subcode_2));
1617 res = DID_ERROR << 16;
1618 bsg_reply->reply_payload_rcv_len = 0;
1619 fw_sts_ptr = ((uint8_t*)scsi_req(bsg_job->req)->sense) +
1620 sizeof(struct fc_bsg_reply);
1621 memcpy( fw_sts_ptr, fw_status, sizeof(fw_status));
1623 ql_dump_buffer(ql_dbg_user + ql_dbg_buffer, vha, 0x5056,
1624 (uint8_t *)pkt, sizeof(*pkt));
1628 bsg_reply->reply_payload_rcv_len = bsg_job->reply_payload.payload_len;
1629 bsg_job->reply_len = 0;
1636 qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req,
1637 struct logio_entry_24xx *logio)
1639 const char func[] = "LOGIO-IOCB";
1643 struct srb_iocb *lio;
1647 sp = qla2x00_get_sp_from_handle(vha, func, req, logio);
1651 lio = &sp->u.iocb_cmd;
1653 fcport = sp->fcport;
1654 data = lio->u.logio.data;
1656 data[0] = MBS_COMMAND_ERROR;
1657 data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ?
1658 QLA_LOGIO_LOGIN_RETRIED : 0;
1659 if (logio->entry_status) {
1660 ql_log(ql_log_warn, fcport->vha, 0x5034,
1661 "Async-%s error entry - %8phC hdl=%x"
1662 "portid=%02x%02x%02x entry-status=%x.\n",
1663 type, fcport->port_name, sp->handle, fcport->d_id.b.domain,
1664 fcport->d_id.b.area, fcport->d_id.b.al_pa,
1665 logio->entry_status);
1666 ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x504d,
1667 (uint8_t *)logio, sizeof(*logio));
1672 if (le16_to_cpu(logio->comp_status) == CS_COMPLETE) {
1673 ql_dbg(ql_dbg_async, fcport->vha, 0x5036,
1674 "Async-%s complete - %8phC hdl=%x portid=%02x%02x%02x "
1675 "iop0=%x.\n", type, fcport->port_name, sp->handle,
1676 fcport->d_id.b.domain,
1677 fcport->d_id.b.area, fcport->d_id.b.al_pa,
1678 le32_to_cpu(logio->io_parameter[0]));
1680 vha->hw->exch_starvation = 0;
1681 data[0] = MBS_COMMAND_COMPLETE;
1682 if (sp->type != SRB_LOGIN_CMD)
1685 iop[0] = le32_to_cpu(logio->io_parameter[0]);
1686 if (iop[0] & BIT_4) {
1687 fcport->port_type = FCT_TARGET;
1689 fcport->flags |= FCF_FCP2_DEVICE;
1690 } else if (iop[0] & BIT_5)
1691 fcport->port_type = FCT_INITIATOR;
1694 fcport->flags |= FCF_CONF_COMP_SUPPORTED;
1696 if (logio->io_parameter[7] || logio->io_parameter[8])
1697 fcport->supported_classes |= FC_COS_CLASS2;
1698 if (logio->io_parameter[9] || logio->io_parameter[10])
1699 fcport->supported_classes |= FC_COS_CLASS3;
1704 iop[0] = le32_to_cpu(logio->io_parameter[0]);
1705 iop[1] = le32_to_cpu(logio->io_parameter[1]);
1706 lio->u.logio.iop[0] = iop[0];
1707 lio->u.logio.iop[1] = iop[1];
1709 case LSC_SCODE_PORTID_USED:
1710 data[0] = MBS_PORT_ID_USED;
1711 data[1] = LSW(iop[1]);
1713 case LSC_SCODE_NPORT_USED:
1714 data[0] = MBS_LOOP_ID_USED;
1716 case LSC_SCODE_CMD_FAILED:
1717 if (iop[1] == 0x0606) {
1719 * PLOGI/PRLI Completed. We must have Recv PLOGI/PRLI,
1720 * Target side acked.
1722 data[0] = MBS_COMMAND_COMPLETE;
1725 data[0] = MBS_COMMAND_ERROR;
1727 case LSC_SCODE_NOXCB:
1728 vha->hw->exch_starvation++;
1729 if (vha->hw->exch_starvation > 5) {
1730 ql_log(ql_log_warn, vha, 0xd046,
1731 "Exchange starvation. Resetting RISC\n");
1733 vha->hw->exch_starvation = 0;
1735 if (IS_P3P_TYPE(vha->hw))
1736 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
1738 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1739 qla2xxx_wake_dpc(vha);
1743 data[0] = MBS_COMMAND_ERROR;
1747 ql_dbg(ql_dbg_async, fcport->vha, 0x5037,
1748 "Async-%s failed - %8phC hdl=%x portid=%02x%02x%02x comp=%x "
1749 "iop0=%x iop1=%x.\n", type, fcport->port_name,
1750 sp->handle, fcport->d_id.b.domain,
1751 fcport->d_id.b.area, fcport->d_id.b.al_pa,
1752 le16_to_cpu(logio->comp_status),
1753 le32_to_cpu(logio->io_parameter[0]),
1754 le32_to_cpu(logio->io_parameter[1]));
1761 qla24xx_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, void *tsk)
1763 const char func[] = "TMF-IOCB";
1767 struct srb_iocb *iocb;
1768 struct sts_entry_24xx *sts = (struct sts_entry_24xx *)tsk;
1770 sp = qla2x00_get_sp_from_handle(vha, func, req, tsk);
1774 iocb = &sp->u.iocb_cmd;
1776 fcport = sp->fcport;
1777 iocb->u.tmf.data = QLA_SUCCESS;
1779 if (sts->entry_status) {
1780 ql_log(ql_log_warn, fcport->vha, 0x5038,
1781 "Async-%s error - hdl=%x entry-status(%x).\n",
1782 type, sp->handle, sts->entry_status);
1783 iocb->u.tmf.data = QLA_FUNCTION_FAILED;
1784 } else if (sts->comp_status != cpu_to_le16(CS_COMPLETE)) {
1785 ql_log(ql_log_warn, fcport->vha, 0x5039,
1786 "Async-%s error - hdl=%x completion status(%x).\n",
1787 type, sp->handle, sts->comp_status);
1788 iocb->u.tmf.data = QLA_FUNCTION_FAILED;
1789 } else if ((le16_to_cpu(sts->scsi_status) &
1790 SS_RESPONSE_INFO_LEN_VALID)) {
1791 if (le32_to_cpu(sts->rsp_data_len) < 4) {
1792 ql_log(ql_log_warn, fcport->vha, 0x503b,
1793 "Async-%s error - hdl=%x not enough response(%d).\n",
1794 type, sp->handle, sts->rsp_data_len);
1795 } else if (sts->data[3]) {
1796 ql_log(ql_log_warn, fcport->vha, 0x503c,
1797 "Async-%s error - hdl=%x response(%x).\n",
1798 type, sp->handle, sts->data[3]);
1799 iocb->u.tmf.data = QLA_FUNCTION_FAILED;
1803 if (iocb->u.tmf.data != QLA_SUCCESS)
1804 ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5055,
1805 (uint8_t *)sts, sizeof(*sts));
1811 qla24xx_nvme_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, void *tsk)
1813 const char func[] = "NVME-IOCB";
1816 struct srb_iocb *iocb;
1817 struct sts_entry_24xx *sts = (struct sts_entry_24xx *)tsk;
1818 uint16_t state_flags;
1819 struct nvmefc_fcp_req *fd;
1821 struct srb_iocb *nvme;
1823 sp = qla2x00_get_sp_from_handle(vha, func, req, tsk);
1827 iocb = &sp->u.iocb_cmd;
1828 fcport = sp->fcport;
1829 iocb->u.nvme.comp_status = le16_to_cpu(sts->comp_status);
1830 state_flags = le16_to_cpu(sts->state_flags);
1831 fd = iocb->u.nvme.desc;
1832 nvme = &sp->u.iocb_cmd;
1834 if (unlikely(nvme->u.nvme.aen_op))
1835 atomic_dec(&sp->vha->hw->nvme_active_aen_cnt);
1838 * State flags: Bit 6 and 0.
1839 * If 0 is set, we don't care about 6.
1840 * both cases resp was dma'd to host buffer
1841 * if both are 0, that is good path case.
1842 * if six is set and 0 is clear, we need to
1843 * copy resp data from status iocb to resp buffer.
1845 if (!(state_flags & (SF_FCP_RSP_DMA | SF_NVME_ERSP))) {
1846 iocb->u.nvme.rsp_pyld_len = 0;
1847 } else if ((state_flags & SF_FCP_RSP_DMA)) {
1848 iocb->u.nvme.rsp_pyld_len = le16_to_cpu(sts->nvme_rsp_pyld_len);
1849 } else if (state_flags & SF_NVME_ERSP) {
1850 uint32_t *inbuf, *outbuf;
1853 inbuf = (uint32_t *)&sts->nvme_ersp_data;
1854 outbuf = (uint32_t *)fd->rspaddr;
1855 iocb->u.nvme.rsp_pyld_len = le16_to_cpu(sts->nvme_rsp_pyld_len);
1856 if (unlikely(iocb->u.nvme.rsp_pyld_len >
1857 sizeof(struct nvme_fc_ersp_iu))) {
1858 if (ql_mask_match(ql_dbg_io)) {
1859 WARN_ONCE(1, "Unexpected response payload length %u.\n",
1860 iocb->u.nvme.rsp_pyld_len);
1861 ql_log(ql_log_warn, fcport->vha, 0x5100,
1862 "Unexpected response payload length %u.\n",
1863 iocb->u.nvme.rsp_pyld_len);
1865 iocb->u.nvme.rsp_pyld_len =
1866 sizeof(struct nvme_fc_ersp_iu);
1868 iter = iocb->u.nvme.rsp_pyld_len >> 2;
1869 for (; iter; iter--)
1870 *outbuf++ = swab32(*inbuf++);
1871 } else { /* unhandled case */
1872 ql_log(ql_log_warn, fcport->vha, 0x503a,
1873 "NVME-%s error. Unhandled state_flags of %x\n",
1874 sp->name, state_flags);
1877 fd->transferred_length = fd->payload_length -
1878 le32_to_cpu(sts->residual_len);
1881 * If transport error then Failure (HBA rejects request)
1882 * otherwise transport will handle.
1884 if (sts->entry_status) {
1885 ql_log(ql_log_warn, fcport->vha, 0x5038,
1886 "NVME-%s error - hdl=%x entry-status(%x).\n",
1887 sp->name, sp->handle, sts->entry_status);
1888 ret = QLA_FUNCTION_FAILED;
1890 switch (le16_to_cpu(sts->comp_status)) {
1897 case CS_PORT_UNAVAILABLE:
1898 case CS_PORT_LOGGED_OUT:
1900 ql_log(ql_log_warn, fcport->vha, 0x5060,
1901 "NVME-%s ERR Handling - hdl=%x completion status(%x) resid=%x ox_id=%x\n",
1902 sp->name, sp->handle, sts->comp_status,
1903 le32_to_cpu(sts->residual_len), sts->ox_id);
1904 fd->transferred_length = fd->payload_length;
1909 ql_log(ql_log_warn, fcport->vha, 0x5060,
1910 "NVME-%s error - hdl=%x completion status(%x) resid=%x ox_id=%x\n",
1911 sp->name, sp->handle, sts->comp_status,
1912 le32_to_cpu(sts->residual_len), sts->ox_id);
1913 ret = QLA_FUNCTION_FAILED;
1921 * qla2x00_process_response_queue() - Process response queue entries.
1922 * @ha: SCSI driver HA context
1925 qla2x00_process_response_queue(struct rsp_que *rsp)
1927 struct scsi_qla_host *vha;
1928 struct qla_hw_data *ha = rsp->hw;
1929 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1931 uint16_t handle_cnt;
1934 vha = pci_get_drvdata(ha->pdev);
1936 if (!vha->flags.online)
1939 while (rsp->ring_ptr->signature != RESPONSE_PROCESSED) {
1940 pkt = (sts_entry_t *)rsp->ring_ptr;
1943 if (rsp->ring_index == rsp->length) {
1944 rsp->ring_index = 0;
1945 rsp->ring_ptr = rsp->ring;
1950 if (pkt->entry_status != 0) {
1951 qla2x00_error_entry(vha, rsp, pkt);
1952 ((response_t *)pkt)->signature = RESPONSE_PROCESSED;
1957 switch (pkt->entry_type) {
1959 qla2x00_status_entry(vha, rsp, pkt);
1961 case STATUS_TYPE_21:
1962 handle_cnt = ((sts21_entry_t *)pkt)->handle_count;
1963 for (cnt = 0; cnt < handle_cnt; cnt++) {
1964 qla2x00_process_completed_request(vha, rsp->req,
1965 ((sts21_entry_t *)pkt)->handle[cnt]);
1968 case STATUS_TYPE_22:
1969 handle_cnt = ((sts22_entry_t *)pkt)->handle_count;
1970 for (cnt = 0; cnt < handle_cnt; cnt++) {
1971 qla2x00_process_completed_request(vha, rsp->req,
1972 ((sts22_entry_t *)pkt)->handle[cnt]);
1975 case STATUS_CONT_TYPE:
1976 qla2x00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt);
1979 qla2x00_mbx_iocb_entry(vha, rsp->req,
1980 (struct mbx_entry *)pkt);
1983 qla2x00_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE);
1986 /* Type Not Supported. */
1987 ql_log(ql_log_warn, vha, 0x504a,
1988 "Received unknown response pkt type %x "
1989 "entry status=%x.\n",
1990 pkt->entry_type, pkt->entry_status);
1993 ((response_t *)pkt)->signature = RESPONSE_PROCESSED;
1997 /* Adjust ring index */
1998 WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), rsp->ring_index);
2002 qla2x00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t par_sense_len,
2003 uint32_t sense_len, struct rsp_que *rsp, int res)
2005 struct scsi_qla_host *vha = sp->vha;
2006 struct scsi_cmnd *cp = GET_CMD_SP(sp);
2007 uint32_t track_sense_len;
2009 if (sense_len >= SCSI_SENSE_BUFFERSIZE)
2010 sense_len = SCSI_SENSE_BUFFERSIZE;
2012 SET_CMD_SENSE_LEN(sp, sense_len);
2013 SET_CMD_SENSE_PTR(sp, cp->sense_buffer);
2014 track_sense_len = sense_len;
2016 if (sense_len > par_sense_len)
2017 sense_len = par_sense_len;
2019 memcpy(cp->sense_buffer, sense_data, sense_len);
2021 SET_CMD_SENSE_PTR(sp, cp->sense_buffer + sense_len);
2022 track_sense_len -= sense_len;
2023 SET_CMD_SENSE_LEN(sp, track_sense_len);
2025 if (track_sense_len != 0) {
2026 rsp->status_srb = sp;
2031 ql_dbg(ql_dbg_io + ql_dbg_buffer, vha, 0x301c,
2032 "Check condition Sense data, nexus%ld:%d:%llu cmd=%p.\n",
2033 sp->vha->host_no, cp->device->id, cp->device->lun,
2035 ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302b,
2036 cp->sense_buffer, sense_len);
2040 struct scsi_dif_tuple {
2041 __be16 guard; /* Checksum */
2042 __be16 app_tag; /* APPL identifier */
2043 __be32 ref_tag; /* Target LBA or indirect LBA */
2047 * Checks the guard or meta-data for the type of error
2048 * detected by the HBA. In case of errors, we set the
2049 * ASC/ASCQ fields in the sense buffer with ILLEGAL_REQUEST
2050 * to indicate to the kernel that the HBA detected error.
2053 qla2x00_handle_dif_error(srb_t *sp, struct sts_entry_24xx *sts24)
2055 struct scsi_qla_host *vha = sp->vha;
2056 struct scsi_cmnd *cmd = GET_CMD_SP(sp);
2057 uint8_t *ap = &sts24->data[12];
2058 uint8_t *ep = &sts24->data[20];
2059 uint32_t e_ref_tag, a_ref_tag;
2060 uint16_t e_app_tag, a_app_tag;
2061 uint16_t e_guard, a_guard;
2064 * swab32 of the "data" field in the beginning of qla2x00_status_entry()
2065 * would make guard field appear at offset 2
2067 a_guard = le16_to_cpu(*(uint16_t *)(ap + 2));
2068 a_app_tag = le16_to_cpu(*(uint16_t *)(ap + 0));
2069 a_ref_tag = le32_to_cpu(*(uint32_t *)(ap + 4));
2070 e_guard = le16_to_cpu(*(uint16_t *)(ep + 2));
2071 e_app_tag = le16_to_cpu(*(uint16_t *)(ep + 0));
2072 e_ref_tag = le32_to_cpu(*(uint32_t *)(ep + 4));
2074 ql_dbg(ql_dbg_io, vha, 0x3023,
2075 "iocb(s) %p Returned STATUS.\n", sts24);
2077 ql_dbg(ql_dbg_io, vha, 0x3024,
2078 "DIF ERROR in cmd 0x%x lba 0x%llx act ref"
2079 " tag=0x%x, exp ref_tag=0x%x, act app tag=0x%x, exp app"
2080 " tag=0x%x, act guard=0x%x, exp guard=0x%x.\n",
2081 cmd->cmnd[0], (u64)scsi_get_lba(cmd), a_ref_tag, e_ref_tag,
2082 a_app_tag, e_app_tag, a_guard, e_guard);
2086 * For type 3: ref & app tag is all 'f's
2087 * For type 0,1,2: app tag is all 'f's
2089 if ((a_app_tag == T10_PI_APP_ESCAPE) &&
2090 ((scsi_get_prot_type(cmd) != SCSI_PROT_DIF_TYPE3) ||
2091 (a_ref_tag == T10_PI_REF_ESCAPE))) {
2092 uint32_t blocks_done, resid;
2093 sector_t lba_s = scsi_get_lba(cmd);
2095 /* 2TB boundary case covered automatically with this */
2096 blocks_done = e_ref_tag - (uint32_t)lba_s + 1;
2098 resid = scsi_bufflen(cmd) - (blocks_done *
2099 cmd->device->sector_size);
2101 scsi_set_resid(cmd, resid);
2102 cmd->result = DID_OK << 16;
2104 /* Update protection tag */
2105 if (scsi_prot_sg_count(cmd)) {
2106 uint32_t i, j = 0, k = 0, num_ent;
2107 struct scatterlist *sg;
2108 struct t10_pi_tuple *spt;
2110 /* Patch the corresponding protection tags */
2111 scsi_for_each_prot_sg(cmd, sg,
2112 scsi_prot_sg_count(cmd), i) {
2113 num_ent = sg_dma_len(sg) / 8;
2114 if (k + num_ent < blocks_done) {
2118 j = blocks_done - k - 1;
2123 if (k != blocks_done) {
2124 ql_log(ql_log_warn, vha, 0x302f,
2125 "unexpected tag values tag:lba=%x:%llx)\n",
2126 e_ref_tag, (unsigned long long)lba_s);
2130 spt = page_address(sg_page(sg)) + sg->offset;
2133 spt->app_tag = T10_PI_APP_ESCAPE;
2134 if (scsi_get_prot_type(cmd) == SCSI_PROT_DIF_TYPE3)
2135 spt->ref_tag = T10_PI_REF_ESCAPE;
2142 if (e_guard != a_guard) {
2143 scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST,
2145 set_driver_byte(cmd, DRIVER_SENSE);
2146 set_host_byte(cmd, DID_ABORT);
2147 cmd->result |= SAM_STAT_CHECK_CONDITION << 1;
2152 if (e_ref_tag != a_ref_tag) {
2153 scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST,
2155 set_driver_byte(cmd, DRIVER_SENSE);
2156 set_host_byte(cmd, DID_ABORT);
2157 cmd->result |= SAM_STAT_CHECK_CONDITION << 1;
2161 /* check appl tag */
2162 if (e_app_tag != a_app_tag) {
2163 scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST,
2165 set_driver_byte(cmd, DRIVER_SENSE);
2166 set_host_byte(cmd, DID_ABORT);
2167 cmd->result |= SAM_STAT_CHECK_CONDITION << 1;
2175 qla25xx_process_bidir_status_iocb(scsi_qla_host_t *vha, void *pkt,
2176 struct req_que *req, uint32_t index)
2178 struct qla_hw_data *ha = vha->hw;
2180 uint16_t comp_status;
2181 uint16_t scsi_status;
2183 uint32_t rval = EXT_STATUS_OK;
2184 struct bsg_job *bsg_job = NULL;
2185 struct fc_bsg_request *bsg_request;
2186 struct fc_bsg_reply *bsg_reply;
2188 struct sts_entry_24xx *sts24;
2189 sts = (sts_entry_t *) pkt;
2190 sts24 = (struct sts_entry_24xx *) pkt;
2192 /* Validate handle. */
2193 if (index >= req->num_outstanding_cmds) {
2194 ql_log(ql_log_warn, vha, 0x70af,
2195 "Invalid SCSI completion handle 0x%x.\n", index);
2196 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2200 sp = req->outstanding_cmds[index];
2202 ql_log(ql_log_warn, vha, 0x70b0,
2203 "Req:%d: Invalid ISP SCSI completion handle(0x%x)\n",
2206 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2210 /* Free outstanding command slot. */
2211 req->outstanding_cmds[index] = NULL;
2212 bsg_job = sp->u.bsg_job;
2213 bsg_request = bsg_job->request;
2214 bsg_reply = bsg_job->reply;
2216 if (IS_FWI2_CAPABLE(ha)) {
2217 comp_status = le16_to_cpu(sts24->comp_status);
2218 scsi_status = le16_to_cpu(sts24->scsi_status) & SS_MASK;
2220 comp_status = le16_to_cpu(sts->comp_status);
2221 scsi_status = le16_to_cpu(sts->scsi_status) & SS_MASK;
2224 thread_id = bsg_request->rqst_data.h_vendor.vendor_cmd[1];
2225 switch (comp_status) {
2227 if (scsi_status == 0) {
2228 bsg_reply->reply_payload_rcv_len =
2229 bsg_job->reply_payload.payload_len;
2230 vha->qla_stats.input_bytes +=
2231 bsg_reply->reply_payload_rcv_len;
2232 vha->qla_stats.input_requests++;
2233 rval = EXT_STATUS_OK;
2237 case CS_DATA_OVERRUN:
2238 ql_dbg(ql_dbg_user, vha, 0x70b1,
2239 "Command completed with data overrun thread_id=%d\n",
2241 rval = EXT_STATUS_DATA_OVERRUN;
2244 case CS_DATA_UNDERRUN:
2245 ql_dbg(ql_dbg_user, vha, 0x70b2,
2246 "Command completed with data underrun thread_id=%d\n",
2248 rval = EXT_STATUS_DATA_UNDERRUN;
2250 case CS_BIDIR_RD_OVERRUN:
2251 ql_dbg(ql_dbg_user, vha, 0x70b3,
2252 "Command completed with read data overrun thread_id=%d\n",
2254 rval = EXT_STATUS_DATA_OVERRUN;
2257 case CS_BIDIR_RD_WR_OVERRUN:
2258 ql_dbg(ql_dbg_user, vha, 0x70b4,
2259 "Command completed with read and write data overrun "
2260 "thread_id=%d\n", thread_id);
2261 rval = EXT_STATUS_DATA_OVERRUN;
2264 case CS_BIDIR_RD_OVERRUN_WR_UNDERRUN:
2265 ql_dbg(ql_dbg_user, vha, 0x70b5,
2266 "Command completed with read data over and write data "
2267 "underrun thread_id=%d\n", thread_id);
2268 rval = EXT_STATUS_DATA_OVERRUN;
2271 case CS_BIDIR_RD_UNDERRUN:
2272 ql_dbg(ql_dbg_user, vha, 0x70b6,
2273 "Command completed with read data underrun "
2274 "thread_id=%d\n", thread_id);
2275 rval = EXT_STATUS_DATA_UNDERRUN;
2278 case CS_BIDIR_RD_UNDERRUN_WR_OVERRUN:
2279 ql_dbg(ql_dbg_user, vha, 0x70b7,
2280 "Command completed with read data under and write data "
2281 "overrun thread_id=%d\n", thread_id);
2282 rval = EXT_STATUS_DATA_UNDERRUN;
2285 case CS_BIDIR_RD_WR_UNDERRUN:
2286 ql_dbg(ql_dbg_user, vha, 0x70b8,
2287 "Command completed with read and write data underrun "
2288 "thread_id=%d\n", thread_id);
2289 rval = EXT_STATUS_DATA_UNDERRUN;
2293 ql_dbg(ql_dbg_user, vha, 0x70b9,
2294 "Command completed with data DMA error thread_id=%d\n",
2296 rval = EXT_STATUS_DMA_ERR;
2300 ql_dbg(ql_dbg_user, vha, 0x70ba,
2301 "Command completed with timeout thread_id=%d\n",
2303 rval = EXT_STATUS_TIMEOUT;
2306 ql_dbg(ql_dbg_user, vha, 0x70bb,
2307 "Command completed with completion status=0x%x "
2308 "thread_id=%d\n", comp_status, thread_id);
2309 rval = EXT_STATUS_ERR;
2312 bsg_reply->reply_payload_rcv_len = 0;
2315 /* Return the vendor specific reply to API */
2316 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] = rval;
2317 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
2318 /* Always return DID_OK, bsg will send the vendor specific response
2319 * in this case only */
2320 sp->done(sp, DID_OK << 6);
2325 * qla2x00_status_entry() - Process a Status IOCB entry.
2326 * @ha: SCSI driver HA context
2327 * @pkt: Entry pointer
2330 qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
2334 struct scsi_cmnd *cp;
2336 struct sts_entry_24xx *sts24;
2337 uint16_t comp_status;
2338 uint16_t scsi_status;
2340 uint8_t lscsi_status;
2342 uint32_t sense_len, par_sense_len, rsp_info_len, resid_len,
2344 uint8_t *rsp_info, *sense_data;
2345 struct qla_hw_data *ha = vha->hw;
2348 struct req_que *req;
2351 uint16_t state_flags = 0;
2352 uint16_t retry_delay = 0;
2354 sts = (sts_entry_t *) pkt;
2355 sts24 = (struct sts_entry_24xx *) pkt;
2356 if (IS_FWI2_CAPABLE(ha)) {
2357 comp_status = le16_to_cpu(sts24->comp_status);
2358 scsi_status = le16_to_cpu(sts24->scsi_status) & SS_MASK;
2359 state_flags = le16_to_cpu(sts24->state_flags);
2361 comp_status = le16_to_cpu(sts->comp_status);
2362 scsi_status = le16_to_cpu(sts->scsi_status) & SS_MASK;
2364 handle = (uint32_t) LSW(sts->handle);
2365 que = MSW(sts->handle);
2366 req = ha->req_q_map[que];
2368 /* Check for invalid queue pointer */
2370 que >= find_first_zero_bit(ha->req_qid_map, ha->max_req_queues)) {
2371 ql_dbg(ql_dbg_io, vha, 0x3059,
2372 "Invalid status handle (0x%x): Bad req pointer. req=%p, "
2373 "que=%u.\n", sts->handle, req, que);
2377 /* Validate handle. */
2378 if (handle < req->num_outstanding_cmds) {
2379 sp = req->outstanding_cmds[handle];
2381 ql_dbg(ql_dbg_io, vha, 0x3075,
2382 "%s(%ld): Already returned command for status handle (0x%x).\n",
2383 __func__, vha->host_no, sts->handle);
2387 ql_dbg(ql_dbg_io, vha, 0x3017,
2388 "Invalid status handle, out of range (0x%x).\n",
2391 if (!test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
2392 if (IS_P3P_TYPE(ha))
2393 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
2395 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2396 qla2xxx_wake_dpc(vha);
2401 if (sp->cmd_type != TYPE_SRB) {
2402 req->outstanding_cmds[handle] = NULL;
2403 ql_dbg(ql_dbg_io, vha, 0x3015,
2404 "Unknown sp->cmd_type %x %p).\n",
2409 /* NVME completion. */
2410 if (sp->type == SRB_NVME_CMD) {
2411 qla24xx_nvme_iocb_entry(vha, req, pkt);
2415 if (unlikely((state_flags & BIT_1) && (sp->type == SRB_BIDI_CMD))) {
2416 qla25xx_process_bidir_status_iocb(vha, pkt, req, handle);
2420 /* Task Management completion. */
2421 if (sp->type == SRB_TM_CMD) {
2422 qla24xx_tm_iocb_entry(vha, req, pkt);
2426 /* Fast path completion. */
2427 if (comp_status == CS_COMPLETE && scsi_status == 0) {
2428 qla2x00_process_completed_request(vha, req, handle);
2433 req->outstanding_cmds[handle] = NULL;
2434 cp = GET_CMD_SP(sp);
2436 ql_dbg(ql_dbg_io, vha, 0x3018,
2437 "Command already returned (0x%x/%p).\n",
2443 lscsi_status = scsi_status & STATUS_MASK;
2445 fcport = sp->fcport;
2448 sense_len = par_sense_len = rsp_info_len = resid_len =
2450 if (IS_FWI2_CAPABLE(ha)) {
2451 if (scsi_status & SS_SENSE_LEN_VALID)
2452 sense_len = le32_to_cpu(sts24->sense_len);
2453 if (scsi_status & SS_RESPONSE_INFO_LEN_VALID)
2454 rsp_info_len = le32_to_cpu(sts24->rsp_data_len);
2455 if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER))
2456 resid_len = le32_to_cpu(sts24->rsp_residual_count);
2457 if (comp_status == CS_DATA_UNDERRUN)
2458 fw_resid_len = le32_to_cpu(sts24->residual_len);
2459 rsp_info = sts24->data;
2460 sense_data = sts24->data;
2461 host_to_fcp_swap(sts24->data, sizeof(sts24->data));
2462 ox_id = le16_to_cpu(sts24->ox_id);
2463 par_sense_len = sizeof(sts24->data);
2464 /* Valid values of the retry delay timer are 0x1-0xffef */
2465 if (sts24->retry_delay > 0 && sts24->retry_delay < 0xfff1) {
2466 retry_delay = sts24->retry_delay & 0x3fff;
2467 ql_dbg(ql_dbg_io, sp->vha, 0x3033,
2468 "%s: scope=%#x retry_delay=%#x\n", __func__,
2469 sts24->retry_delay >> 14, retry_delay);
2472 if (scsi_status & SS_SENSE_LEN_VALID)
2473 sense_len = le16_to_cpu(sts->req_sense_length);
2474 if (scsi_status & SS_RESPONSE_INFO_LEN_VALID)
2475 rsp_info_len = le16_to_cpu(sts->rsp_info_len);
2476 resid_len = le32_to_cpu(sts->residual_length);
2477 rsp_info = sts->rsp_info;
2478 sense_data = sts->req_sense_data;
2479 par_sense_len = sizeof(sts->req_sense_data);
2482 /* Check for any FCP transport errors. */
2483 if (scsi_status & SS_RESPONSE_INFO_LEN_VALID) {
2484 /* Sense data lies beyond any FCP RESPONSE data. */
2485 if (IS_FWI2_CAPABLE(ha)) {
2486 sense_data += rsp_info_len;
2487 par_sense_len -= rsp_info_len;
2489 if (rsp_info_len > 3 && rsp_info[3]) {
2490 ql_dbg(ql_dbg_io, fcport->vha, 0x3019,
2491 "FCP I/O protocol failure (0x%x/0x%x).\n",
2492 rsp_info_len, rsp_info[3]);
2494 res = DID_BUS_BUSY << 16;
2499 /* Check for overrun. */
2500 if (IS_FWI2_CAPABLE(ha) && comp_status == CS_COMPLETE &&
2501 scsi_status & SS_RESIDUAL_OVER)
2502 comp_status = CS_DATA_OVERRUN;
2505 * Check retry_delay_timer value if we receive a busy or
2508 if (lscsi_status == SAM_STAT_TASK_SET_FULL ||
2509 lscsi_status == SAM_STAT_BUSY)
2510 qla2x00_set_retry_delay_timestamp(fcport, retry_delay);
2513 * Based on Host and scsi status generate status code for Linux
2515 switch (comp_status) {
2518 if (scsi_status == 0) {
2522 if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER)) {
2524 scsi_set_resid(cp, resid);
2526 if (!lscsi_status &&
2527 ((unsigned)(scsi_bufflen(cp) - resid) <
2529 ql_dbg(ql_dbg_io, fcport->vha, 0x301a,
2530 "Mid-layer underflow detected (0x%x of 0x%x bytes).\n",
2531 resid, scsi_bufflen(cp));
2533 res = DID_ERROR << 16;
2537 res = DID_OK << 16 | lscsi_status;
2539 if (lscsi_status == SAM_STAT_TASK_SET_FULL) {
2540 ql_dbg(ql_dbg_io, fcport->vha, 0x301b,
2541 "QUEUE FULL detected.\n");
2545 if (lscsi_status != SS_CHECK_CONDITION)
2548 memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
2549 if (!(scsi_status & SS_SENSE_LEN_VALID))
2552 qla2x00_handle_sense(sp, sense_data, par_sense_len, sense_len,
2556 case CS_DATA_UNDERRUN:
2557 /* Use F/W calculated residual length. */
2558 resid = IS_FWI2_CAPABLE(ha) ? fw_resid_len : resid_len;
2559 scsi_set_resid(cp, resid);
2560 if (scsi_status & SS_RESIDUAL_UNDER) {
2561 if (IS_FWI2_CAPABLE(ha) && fw_resid_len != resid_len) {
2562 ql_dbg(ql_dbg_io, fcport->vha, 0x301d,
2563 "Dropped frame(s) detected (0x%x of 0x%x bytes).\n",
2564 resid, scsi_bufflen(cp));
2566 res = DID_ERROR << 16 | lscsi_status;
2567 goto check_scsi_status;
2570 if (!lscsi_status &&
2571 ((unsigned)(scsi_bufflen(cp) - resid) <
2573 ql_dbg(ql_dbg_io, fcport->vha, 0x301e,
2574 "Mid-layer underflow detected (0x%x of 0x%x bytes).\n",
2575 resid, scsi_bufflen(cp));
2577 res = DID_ERROR << 16;
2580 } else if (lscsi_status != SAM_STAT_TASK_SET_FULL &&
2581 lscsi_status != SAM_STAT_BUSY) {
2583 * scsi status of task set and busy are considered to be
2584 * task not completed.
2587 ql_dbg(ql_dbg_io, fcport->vha, 0x301f,
2588 "Dropped frame(s) detected (0x%x of 0x%x bytes).\n",
2589 resid, scsi_bufflen(cp));
2591 res = DID_ERROR << 16 | lscsi_status;
2592 goto check_scsi_status;
2594 ql_dbg(ql_dbg_io, fcport->vha, 0x3030,
2595 "scsi_status: 0x%x, lscsi_status: 0x%x\n",
2596 scsi_status, lscsi_status);
2599 res = DID_OK << 16 | lscsi_status;
2604 * Check to see if SCSI Status is non zero. If so report SCSI
2607 if (lscsi_status != 0) {
2608 if (lscsi_status == SAM_STAT_TASK_SET_FULL) {
2609 ql_dbg(ql_dbg_io, fcport->vha, 0x3020,
2610 "QUEUE FULL detected.\n");
2614 if (lscsi_status != SS_CHECK_CONDITION)
2617 memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
2618 if (!(scsi_status & SS_SENSE_LEN_VALID))
2621 qla2x00_handle_sense(sp, sense_data, par_sense_len,
2622 sense_len, rsp, res);
2626 case CS_PORT_LOGGED_OUT:
2627 case CS_PORT_CONFIG_CHG:
2630 case CS_PORT_UNAVAILABLE:
2635 * We are going to have the fc class block the rport
2636 * while we try to recover so instruct the mid layer
2637 * to requeue until the class decides how to handle this.
2639 res = DID_TRANSPORT_DISRUPTED << 16;
2641 if (comp_status == CS_TIMEOUT) {
2642 if (IS_FWI2_CAPABLE(ha))
2644 else if ((le16_to_cpu(sts->status_flags) &
2645 SF_LOGOUT_SENT) == 0)
2649 if (atomic_read(&fcport->state) == FCS_ONLINE) {
2650 ql_dbg(ql_dbg_disc, fcport->vha, 0x3021,
2651 "Port to be marked lost on fcport=%02x%02x%02x, current "
2652 "port state= %s comp_status %x.\n", fcport->d_id.b.domain,
2653 fcport->d_id.b.area, fcport->d_id.b.al_pa,
2654 port_state_str[atomic_read(&fcport->state)],
2657 qla2x00_mark_device_lost(fcport->vha, fcport, 1, 1);
2658 qlt_schedule_sess_for_deletion_lock(fcport);
2664 res = DID_RESET << 16;
2668 logit = qla2x00_handle_dif_error(sp, sts24);
2673 res = DID_ERROR << 16;
2675 if (!IS_PI_SPLIT_DET_CAPABLE(ha))
2678 if (state_flags & BIT_4)
2679 scmd_printk(KERN_WARNING, cp,
2680 "Unsupported device '%s' found.\n",
2681 cp->device->vendor);
2685 res = DID_ERROR << 16;
2691 ql_dbg(ql_dbg_io, fcport->vha, 0x3022,
2692 "FCP command status: 0x%x-0x%x (0x%x) nexus=%ld:%d:%llu "
2693 "portid=%02x%02x%02x oxid=0x%x cdb=%10phN len=0x%x "
2694 "rsp_info=0x%x resid=0x%x fw_resid=0x%x sp=%p cp=%p.\n",
2695 comp_status, scsi_status, res, vha->host_no,
2696 cp->device->id, cp->device->lun, fcport->d_id.b.domain,
2697 fcport->d_id.b.area, fcport->d_id.b.al_pa, ox_id,
2698 cp->cmnd, scsi_bufflen(cp), rsp_info_len,
2699 resid_len, fw_resid_len, sp, cp);
2701 if (rsp->status_srb == NULL)
2706 * qla2x00_status_cont_entry() - Process a Status Continuations entry.
2707 * @ha: SCSI driver HA context
2708 * @pkt: Entry pointer
2710 * Extended sense data.
2713 qla2x00_status_cont_entry(struct rsp_que *rsp, sts_cont_entry_t *pkt)
2715 uint8_t sense_sz = 0;
2716 struct qla_hw_data *ha = rsp->hw;
2717 struct scsi_qla_host *vha = pci_get_drvdata(ha->pdev);
2718 srb_t *sp = rsp->status_srb;
2719 struct scsi_cmnd *cp;
2723 if (!sp || !GET_CMD_SENSE_LEN(sp))
2726 sense_len = GET_CMD_SENSE_LEN(sp);
2727 sense_ptr = GET_CMD_SENSE_PTR(sp);
2729 cp = GET_CMD_SP(sp);
2731 ql_log(ql_log_warn, vha, 0x3025,
2732 "cmd is NULL: already returned to OS (sp=%p).\n", sp);
2734 rsp->status_srb = NULL;
2738 if (sense_len > sizeof(pkt->data))
2739 sense_sz = sizeof(pkt->data);
2741 sense_sz = sense_len;
2743 /* Move sense data. */
2744 if (IS_FWI2_CAPABLE(ha))
2745 host_to_fcp_swap(pkt->data, sizeof(pkt->data));
2746 memcpy(sense_ptr, pkt->data, sense_sz);
2747 ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302c,
2748 sense_ptr, sense_sz);
2750 sense_len -= sense_sz;
2751 sense_ptr += sense_sz;
2753 SET_CMD_SENSE_PTR(sp, sense_ptr);
2754 SET_CMD_SENSE_LEN(sp, sense_len);
2756 /* Place command on done queue. */
2757 if (sense_len == 0) {
2758 rsp->status_srb = NULL;
2759 sp->done(sp, cp->result);
2764 * qla2x00_error_entry() - Process an error entry.
2765 * @ha: SCSI driver HA context
2766 * @pkt: Entry pointer
2767 * return : 1=allow further error analysis. 0=no additional error analysis.
2770 qla2x00_error_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, sts_entry_t *pkt)
2773 struct qla_hw_data *ha = vha->hw;
2774 const char func[] = "ERROR-IOCB";
2775 uint16_t que = MSW(pkt->handle);
2776 struct req_que *req = NULL;
2777 int res = DID_ERROR << 16;
2779 ql_dbg(ql_dbg_async, vha, 0x502a,
2780 "iocb type %xh with error status %xh, handle %xh, rspq id %d\n",
2781 pkt->entry_type, pkt->entry_status, pkt->handle, rsp->id);
2783 if (que >= ha->max_req_queues || !ha->req_q_map[que])
2786 req = ha->req_q_map[que];
2788 if (pkt->entry_status & RF_BUSY)
2789 res = DID_BUS_BUSY << 16;
2791 if ((pkt->handle & ~QLA_TGT_HANDLE_MASK) == QLA_TGT_SKIP_HANDLE)
2794 switch (pkt->entry_type) {
2795 case NOTIFY_ACK_TYPE:
2797 case STATUS_CONT_TYPE:
2798 case LOGINOUT_PORT_IOCB_TYPE:
2801 case ABORT_IOCB_TYPE:
2804 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
2811 case ABTS_RESP_24XX:
2817 ql_log(ql_log_warn, vha, 0x5030,
2818 "Error entry - invalid handle/queue (%04x).\n", que);
2823 * qla24xx_mbx_completion() - Process mailbox command completions.
2824 * @ha: SCSI driver HA context
2825 * @mb0: Mailbox0 register
2828 qla24xx_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0)
2832 uint16_t __iomem *wptr;
2833 struct qla_hw_data *ha = vha->hw;
2834 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
2836 /* Read all mbox registers? */
2837 WARN_ON_ONCE(ha->mbx_count > 32);
2838 mboxes = (1ULL << ha->mbx_count) - 1;
2840 ql_dbg(ql_dbg_async, vha, 0x504e, "MBX pointer ERROR.\n");
2842 mboxes = ha->mcp->in_mb;
2844 /* Load return mailbox registers. */
2845 ha->flags.mbox_int = 1;
2846 ha->mailbox_out[0] = mb0;
2848 wptr = (uint16_t __iomem *)®->mailbox1;
2850 for (cnt = 1; cnt < ha->mbx_count; cnt++) {
2852 ha->mailbox_out[cnt] = RD_REG_WORD(wptr);
2860 qla24xx_abort_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
2861 struct abort_entry_24xx *pkt)
2863 const char func[] = "ABT_IOCB";
2865 struct srb_iocb *abt;
2867 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
2871 abt = &sp->u.iocb_cmd;
2872 abt->u.abt.comp_status = le16_to_cpu(pkt->nport_handle);
2876 void qla24xx_nvme_ls4_iocb(struct scsi_qla_host *vha,
2877 struct pt_ls4_request *pkt, struct req_que *req)
2880 const char func[] = "LS4_IOCB";
2881 uint16_t comp_status;
2883 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
2887 comp_status = le16_to_cpu(pkt->status);
2888 sp->done(sp, comp_status);
2892 * qla24xx_process_response_queue() - Process response queue entries.
2893 * @ha: SCSI driver HA context
2895 void qla24xx_process_response_queue(struct scsi_qla_host *vha,
2896 struct rsp_que *rsp)
2898 struct sts_entry_24xx *pkt;
2899 struct qla_hw_data *ha = vha->hw;
2901 if (!ha->flags.fw_started)
2904 if (rsp->qpair->cpuid != smp_processor_id())
2905 qla_cpu_update(rsp->qpair, smp_processor_id());
2907 while (rsp->ring_ptr->signature != RESPONSE_PROCESSED) {
2908 pkt = (struct sts_entry_24xx *)rsp->ring_ptr;
2911 if (rsp->ring_index == rsp->length) {
2912 rsp->ring_index = 0;
2913 rsp->ring_ptr = rsp->ring;
2918 if (pkt->entry_status != 0) {
2919 if (qla2x00_error_entry(vha, rsp, (sts_entry_t *) pkt))
2922 ((response_t *)pkt)->signature = RESPONSE_PROCESSED;
2928 switch (pkt->entry_type) {
2930 qla2x00_status_entry(vha, rsp, pkt);
2932 case STATUS_CONT_TYPE:
2933 qla2x00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt);
2935 case VP_RPT_ID_IOCB_TYPE:
2936 qla24xx_report_id_acquisition(vha,
2937 (struct vp_rpt_id_entry_24xx *)pkt);
2939 case LOGINOUT_PORT_IOCB_TYPE:
2940 qla24xx_logio_entry(vha, rsp->req,
2941 (struct logio_entry_24xx *)pkt);
2944 qla24xx_els_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE);
2947 qla24xx_els_ct_entry(vha, rsp->req, pkt, ELS_IOCB_TYPE);
2949 case ABTS_RECV_24XX:
2950 if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
2951 /* ensure that the ATIO queue is empty */
2952 qlt_handle_abts_recv(vha, rsp,
2957 qlt_24xx_process_atio_queue(vha, 1);
2959 case ABTS_RESP_24XX:
2962 qlt_response_pkt_all_vps(vha, rsp, (response_t *)pkt);
2964 case PT_LS4_REQUEST:
2965 qla24xx_nvme_ls4_iocb(vha, (struct pt_ls4_request *)pkt,
2968 case NOTIFY_ACK_TYPE:
2969 if (pkt->handle == QLA_TGT_SKIP_HANDLE)
2970 qlt_response_pkt_all_vps(vha, rsp,
2973 qla24xxx_nack_iocb_entry(vha, rsp->req,
2974 (struct nack_to_isp *)pkt);
2977 /* Do nothing in this case, this check is to prevent it
2978 * from falling into default case
2981 case ABORT_IOCB_TYPE:
2982 qla24xx_abort_iocb_entry(vha, rsp->req,
2983 (struct abort_entry_24xx *)pkt);
2986 qla24xx_mbx_iocb_entry(vha, rsp->req,
2987 (struct mbx_24xx_entry *)pkt);
2990 /* Type Not Supported. */
2991 ql_dbg(ql_dbg_async, vha, 0x5042,
2992 "Received unknown response pkt type %x "
2993 "entry status=%x.\n",
2994 pkt->entry_type, pkt->entry_status);
2997 ((response_t *)pkt)->signature = RESPONSE_PROCESSED;
3001 /* Adjust ring index */
3002 if (IS_P3P_TYPE(ha)) {
3003 struct device_reg_82xx __iomem *reg = &ha->iobase->isp82;
3004 WRT_REG_DWORD(®->rsp_q_out[0], rsp->ring_index);
3006 WRT_REG_DWORD(rsp->rsp_q_out, rsp->ring_index);
3011 qla2xxx_check_risc_status(scsi_qla_host_t *vha)
3015 struct qla_hw_data *ha = vha->hw;
3016 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
3018 if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha) &&
3023 WRT_REG_DWORD(®->iobase_addr, 0x7C00);
3024 RD_REG_DWORD(®->iobase_addr);
3025 WRT_REG_DWORD(®->iobase_window, 0x0001);
3026 for (cnt = 10000; (RD_REG_DWORD(®->iobase_window) & BIT_0) == 0 &&
3027 rval == QLA_SUCCESS; cnt--) {
3029 WRT_REG_DWORD(®->iobase_window, 0x0001);
3032 rval = QLA_FUNCTION_TIMEOUT;
3034 if (rval == QLA_SUCCESS)
3038 WRT_REG_DWORD(®->iobase_window, 0x0003);
3039 for (cnt = 100; (RD_REG_DWORD(®->iobase_window) & BIT_0) == 0 &&
3040 rval == QLA_SUCCESS; cnt--) {
3042 WRT_REG_DWORD(®->iobase_window, 0x0003);
3045 rval = QLA_FUNCTION_TIMEOUT;
3047 if (rval != QLA_SUCCESS)
3051 if (RD_REG_DWORD(®->iobase_c8) & BIT_3)
3052 ql_log(ql_log_info, vha, 0x504c,
3053 "Additional code -- 0x55AA.\n");
3056 WRT_REG_DWORD(®->iobase_window, 0x0000);
3057 RD_REG_DWORD(®->iobase_window);
3061 * qla24xx_intr_handler() - Process interrupts for the ISP23xx and ISP24xx.
3063 * @dev_id: SCSI driver HA context
3065 * Called by system whenever the host adapter generates an interrupt.
3067 * Returns handled flag.
3070 qla24xx_intr_handler(int irq, void *dev_id)
3072 scsi_qla_host_t *vha;
3073 struct qla_hw_data *ha;
3074 struct device_reg_24xx __iomem *reg;
3080 struct rsp_que *rsp;
3081 unsigned long flags;
3083 rsp = (struct rsp_que *) dev_id;
3085 ql_log(ql_log_info, NULL, 0x5059,
3086 "%s: NULL response queue pointer.\n", __func__);
3091 reg = &ha->iobase->isp24;
3094 if (unlikely(pci_channel_offline(ha->pdev)))
3097 spin_lock_irqsave(&ha->hardware_lock, flags);
3098 vha = pci_get_drvdata(ha->pdev);
3099 for (iter = 50; iter--; ) {
3100 stat = RD_REG_DWORD(®->host_status);
3101 if (qla2x00_check_reg32_for_disconnect(vha, stat))
3103 if (stat & HSRX_RISC_PAUSED) {
3104 if (unlikely(pci_channel_offline(ha->pdev)))
3107 hccr = RD_REG_DWORD(®->hccr);
3109 ql_log(ql_log_warn, vha, 0x504b,
3110 "RISC paused -- HCCR=%x, Dumping firmware.\n",
3113 qla2xxx_check_risc_status(vha);
3115 ha->isp_ops->fw_dump(vha, 1);
3116 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
3118 } else if ((stat & HSRX_RISC_INT) == 0)
3121 switch (stat & 0xff) {
3122 case INTR_ROM_MB_SUCCESS:
3123 case INTR_ROM_MB_FAILED:
3124 case INTR_MB_SUCCESS:
3125 case INTR_MB_FAILED:
3126 qla24xx_mbx_completion(vha, MSW(stat));
3127 status |= MBX_INTERRUPT;
3130 case INTR_ASYNC_EVENT:
3132 mb[1] = RD_REG_WORD(®->mailbox1);
3133 mb[2] = RD_REG_WORD(®->mailbox2);
3134 mb[3] = RD_REG_WORD(®->mailbox3);
3135 qla2x00_async_event(vha, rsp, mb);
3137 case INTR_RSP_QUE_UPDATE:
3138 case INTR_RSP_QUE_UPDATE_83XX:
3139 qla24xx_process_response_queue(vha, rsp);
3141 case INTR_ATIO_QUE_UPDATE:{
3142 unsigned long flags2;
3143 spin_lock_irqsave(&ha->tgt.atio_lock, flags2);
3144 qlt_24xx_process_atio_queue(vha, 1);
3145 spin_unlock_irqrestore(&ha->tgt.atio_lock, flags2);
3148 case INTR_ATIO_RSP_QUE_UPDATE: {
3149 unsigned long flags2;
3150 spin_lock_irqsave(&ha->tgt.atio_lock, flags2);
3151 qlt_24xx_process_atio_queue(vha, 1);
3152 spin_unlock_irqrestore(&ha->tgt.atio_lock, flags2);
3154 qla24xx_process_response_queue(vha, rsp);
3158 ql_dbg(ql_dbg_async, vha, 0x504f,
3159 "Unrecognized interrupt type (%d).\n", stat * 0xff);
3162 WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT);
3163 RD_REG_DWORD_RELAXED(®->hccr);
3164 if (unlikely(IS_QLA83XX(ha) && (ha->pdev->revision == 1)))
3167 qla2x00_handle_mbx_completion(ha, status);
3168 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3174 qla24xx_msix_rsp_q(int irq, void *dev_id)
3176 struct qla_hw_data *ha;
3177 struct rsp_que *rsp;
3178 struct device_reg_24xx __iomem *reg;
3179 struct scsi_qla_host *vha;
3180 unsigned long flags;
3182 rsp = (struct rsp_que *) dev_id;
3184 ql_log(ql_log_info, NULL, 0x505a,
3185 "%s: NULL response queue pointer.\n", __func__);
3189 reg = &ha->iobase->isp24;
3191 spin_lock_irqsave(&ha->hardware_lock, flags);
3193 vha = pci_get_drvdata(ha->pdev);
3194 qla24xx_process_response_queue(vha, rsp);
3195 if (!ha->flags.disable_msix_handshake) {
3196 WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT);
3197 RD_REG_DWORD_RELAXED(®->hccr);
3199 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3205 qla24xx_msix_default(int irq, void *dev_id)
3207 scsi_qla_host_t *vha;
3208 struct qla_hw_data *ha;
3209 struct rsp_que *rsp;
3210 struct device_reg_24xx __iomem *reg;
3215 unsigned long flags;
3217 rsp = (struct rsp_que *) dev_id;
3219 ql_log(ql_log_info, NULL, 0x505c,
3220 "%s: NULL response queue pointer.\n", __func__);
3224 reg = &ha->iobase->isp24;
3227 spin_lock_irqsave(&ha->hardware_lock, flags);
3228 vha = pci_get_drvdata(ha->pdev);
3230 stat = RD_REG_DWORD(®->host_status);
3231 if (qla2x00_check_reg32_for_disconnect(vha, stat))
3233 if (stat & HSRX_RISC_PAUSED) {
3234 if (unlikely(pci_channel_offline(ha->pdev)))
3237 hccr = RD_REG_DWORD(®->hccr);
3239 ql_log(ql_log_info, vha, 0x5050,
3240 "RISC paused -- HCCR=%x, Dumping firmware.\n",
3243 qla2xxx_check_risc_status(vha);
3245 ha->isp_ops->fw_dump(vha, 1);
3246 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
3248 } else if ((stat & HSRX_RISC_INT) == 0)
3251 switch (stat & 0xff) {
3252 case INTR_ROM_MB_SUCCESS:
3253 case INTR_ROM_MB_FAILED:
3254 case INTR_MB_SUCCESS:
3255 case INTR_MB_FAILED:
3256 qla24xx_mbx_completion(vha, MSW(stat));
3257 status |= MBX_INTERRUPT;
3260 case INTR_ASYNC_EVENT:
3262 mb[1] = RD_REG_WORD(®->mailbox1);
3263 mb[2] = RD_REG_WORD(®->mailbox2);
3264 mb[3] = RD_REG_WORD(®->mailbox3);
3265 qla2x00_async_event(vha, rsp, mb);
3267 case INTR_RSP_QUE_UPDATE:
3268 case INTR_RSP_QUE_UPDATE_83XX:
3269 qla24xx_process_response_queue(vha, rsp);
3271 case INTR_ATIO_QUE_UPDATE:{
3272 unsigned long flags2;
3273 spin_lock_irqsave(&ha->tgt.atio_lock, flags2);
3274 qlt_24xx_process_atio_queue(vha, 1);
3275 spin_unlock_irqrestore(&ha->tgt.atio_lock, flags2);
3278 case INTR_ATIO_RSP_QUE_UPDATE: {
3279 unsigned long flags2;
3280 spin_lock_irqsave(&ha->tgt.atio_lock, flags2);
3281 qlt_24xx_process_atio_queue(vha, 1);
3282 spin_unlock_irqrestore(&ha->tgt.atio_lock, flags2);
3284 qla24xx_process_response_queue(vha, rsp);
3288 ql_dbg(ql_dbg_async, vha, 0x5051,
3289 "Unrecognized interrupt type (%d).\n", stat & 0xff);
3292 WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT);
3294 qla2x00_handle_mbx_completion(ha, status);
3295 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3301 qla2xxx_msix_rsp_q(int irq, void *dev_id)
3303 struct qla_hw_data *ha;
3304 struct qla_qpair *qpair;
3305 struct device_reg_24xx __iomem *reg;
3306 unsigned long flags;
3310 ql_log(ql_log_info, NULL, 0x505b,
3311 "%s: NULL response queue pointer.\n", __func__);
3316 /* Clear the interrupt, if enabled, for this response queue */
3317 if (unlikely(!ha->flags.disable_msix_handshake)) {
3318 reg = &ha->iobase->isp24;
3319 spin_lock_irqsave(&ha->hardware_lock, flags);
3320 WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT);
3321 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3324 queue_work(ha->wq, &qpair->q_work);
3329 /* Interrupt handling helpers. */
3331 struct qla_init_msix_entry {
3333 irq_handler_t handler;
3336 static const struct qla_init_msix_entry msix_entries[] = {
3337 { "default", qla24xx_msix_default },
3338 { "rsp_q", qla24xx_msix_rsp_q },
3339 { "atio_q", qla83xx_msix_atio_q },
3340 { "qpair_multiq", qla2xxx_msix_rsp_q },
3343 static const struct qla_init_msix_entry qla82xx_msix_entries[] = {
3344 { "qla2xxx (default)", qla82xx_msix_default },
3345 { "qla2xxx (rsp_q)", qla82xx_msix_rsp_q },
3349 qla24xx_enable_msix(struct qla_hw_data *ha, struct rsp_que *rsp)
3352 struct qla_msix_entry *qentry;
3353 scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
3354 int min_vecs = QLA_BASE_VECTORS;
3355 struct irq_affinity desc = {
3356 .pre_vectors = QLA_BASE_VECTORS,
3359 if (QLA_TGT_MODE_ENABLED() && IS_ATIO_MSIX_CAPABLE(ha)) {
3364 if (USER_CTRL_IRQ(ha)) {
3365 /* user wants to control IRQ setting for target mode */
3366 ret = pci_alloc_irq_vectors(ha->pdev, min_vecs,
3367 ha->msix_count, PCI_IRQ_MSIX);
3369 ret = pci_alloc_irq_vectors_affinity(ha->pdev, min_vecs,
3370 ha->msix_count, PCI_IRQ_MSIX | PCI_IRQ_AFFINITY,
3374 ql_log(ql_log_fatal, vha, 0x00c7,
3375 "MSI-X: Failed to enable support, "
3376 "giving up -- %d/%d.\n",
3377 ha->msix_count, ret);
3379 } else if (ret < ha->msix_count) {
3380 ql_log(ql_log_info, vha, 0x00c6,
3381 "MSI-X: Using %d vectors\n", ret);
3382 ha->msix_count = ret;
3383 /* Recalculate queue values */
3384 if (ha->mqiobase && ql2xmqsupport) {
3385 ha->max_req_queues = ha->msix_count - 1;
3387 /* ATIOQ needs 1 vector. That's 1 less QPair */
3388 if (QLA_TGT_MODE_ENABLED())
3389 ha->max_req_queues--;
3391 ha->max_rsp_queues = ha->max_req_queues;
3393 ha->max_qpairs = ha->max_req_queues - 1;
3394 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0190,
3395 "Adjusted Max no of queues pairs: %d.\n", ha->max_qpairs);
3398 ha->msix_entries = kzalloc(sizeof(struct qla_msix_entry) *
3399 ha->msix_count, GFP_KERNEL);
3400 if (!ha->msix_entries) {
3401 ql_log(ql_log_fatal, vha, 0x00c8,
3402 "Failed to allocate memory for ha->msix_entries.\n");
3406 ha->flags.msix_enabled = 1;
3408 for (i = 0; i < ha->msix_count; i++) {
3409 qentry = &ha->msix_entries[i];
3410 qentry->vector = pci_irq_vector(ha->pdev, i);
3412 qentry->have_irq = 0;
3414 qentry->handle = NULL;
3417 /* Enable MSI-X vectors for the base queue */
3418 for (i = 0; i < QLA_BASE_VECTORS; i++) {
3419 qentry = &ha->msix_entries[i];
3420 qentry->handle = rsp;
3422 scnprintf(qentry->name, sizeof(qentry->name),
3423 "qla2xxx%lu_%s", vha->host_no, msix_entries[i].name);
3424 if (IS_P3P_TYPE(ha))
3425 ret = request_irq(qentry->vector,
3426 qla82xx_msix_entries[i].handler,
3427 0, qla82xx_msix_entries[i].name, rsp);
3429 ret = request_irq(qentry->vector,
3430 msix_entries[i].handler,
3431 0, qentry->name, rsp);
3433 goto msix_register_fail;
3434 qentry->have_irq = 1;
3439 * If target mode is enable, also request the vector for the ATIO
3442 if (QLA_TGT_MODE_ENABLED() && IS_ATIO_MSIX_CAPABLE(ha)) {
3443 qentry = &ha->msix_entries[QLA_ATIO_VECTOR];
3445 qentry->handle = rsp;
3446 scnprintf(qentry->name, sizeof(qentry->name),
3447 "qla2xxx%lu_%s", vha->host_no,
3448 msix_entries[QLA_ATIO_VECTOR].name);
3450 ret = request_irq(qentry->vector,
3451 msix_entries[QLA_ATIO_VECTOR].handler,
3452 0, qentry->name, rsp);
3453 qentry->have_irq = 1;
3458 ql_log(ql_log_fatal, vha, 0x00cb,
3459 "MSI-X: unable to register handler -- %x/%d.\n",
3460 qentry->vector, ret);
3461 qla2x00_free_irqs(vha);
3466 /* Enable MSI-X vector for response queue update for queue 0 */
3467 if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
3468 if (ha->msixbase && ha->mqiobase &&
3469 (ha->max_rsp_queues > 1 || ha->max_req_queues > 1 ||
3474 (ha->max_rsp_queues > 1 || ha->max_req_queues > 1 ||
3477 ql_dbg(ql_dbg_multiq, vha, 0xc005,
3478 "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n",
3479 ha->mqiobase, ha->max_rsp_queues, ha->max_req_queues);
3480 ql_dbg(ql_dbg_init, vha, 0x0055,
3481 "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n",
3482 ha->mqiobase, ha->max_rsp_queues, ha->max_req_queues);
3488 pci_free_irq_vectors(ha->pdev);
3493 qla2x00_request_irqs(struct qla_hw_data *ha, struct rsp_que *rsp)
3495 int ret = QLA_FUNCTION_FAILED;
3496 device_reg_t *reg = ha->iobase;
3497 scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
3499 /* If possible, enable MSI-X. */
3500 if (!IS_QLA2432(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha) &&
3501 !IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha) && !IS_QLAFX00(ha) &&
3505 if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_HP &&
3506 (ha->pdev->subsystem_device == 0x7040 ||
3507 ha->pdev->subsystem_device == 0x7041 ||
3508 ha->pdev->subsystem_device == 0x1705)) {
3509 ql_log(ql_log_warn, vha, 0x0034,
3510 "MSI-X: Unsupported ISP 2432 SSVID/SSDID (0x%X,0x%X).\n",
3511 ha->pdev->subsystem_vendor,
3512 ha->pdev->subsystem_device);
3516 if (IS_QLA2432(ha) && (ha->pdev->revision < QLA_MSIX_CHIP_REV_24XX)) {
3517 ql_log(ql_log_warn, vha, 0x0035,
3518 "MSI-X; Unsupported ISP2432 (0x%X, 0x%X).\n",
3519 ha->pdev->revision, QLA_MSIX_CHIP_REV_24XX);
3523 ret = qla24xx_enable_msix(ha, rsp);
3525 ql_dbg(ql_dbg_init, vha, 0x0036,
3526 "MSI-X: Enabled (0x%X, 0x%X).\n",
3527 ha->chip_revision, ha->fw_attributes);
3528 goto clear_risc_ints;
3533 ql_log(ql_log_info, vha, 0x0037,
3534 "Falling back-to MSI mode -- ret=%d.\n", ret);
3536 if (!IS_QLA24XX(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha) &&
3537 !IS_QLA8001(ha) && !IS_P3P_TYPE(ha) && !IS_QLAFX00(ha) &&
3541 ret = pci_alloc_irq_vectors(ha->pdev, 1, 1, PCI_IRQ_MSI);
3543 ql_dbg(ql_dbg_init, vha, 0x0038,
3545 ha->flags.msi_enabled = 1;
3547 ql_log(ql_log_warn, vha, 0x0039,
3548 "Falling back-to INTa mode -- ret=%d.\n", ret);
3551 /* Skip INTx on ISP82xx. */
3552 if (!ha->flags.msi_enabled && IS_QLA82XX(ha))
3553 return QLA_FUNCTION_FAILED;
3555 ret = request_irq(ha->pdev->irq, ha->isp_ops->intr_handler,
3556 ha->flags.msi_enabled ? 0 : IRQF_SHARED,
3557 QLA2XXX_DRIVER_NAME, rsp);
3559 ql_log(ql_log_warn, vha, 0x003a,
3560 "Failed to reserve interrupt %d already in use.\n",
3563 } else if (!ha->flags.msi_enabled) {
3564 ql_dbg(ql_dbg_init, vha, 0x0125,
3565 "INTa mode: Enabled.\n");
3566 ha->flags.mr_intr_valid = 1;
3570 if (IS_FWI2_CAPABLE(ha) || IS_QLAFX00(ha))
3573 spin_lock_irq(&ha->hardware_lock);
3574 WRT_REG_WORD(®->isp.semaphore, 0);
3575 spin_unlock_irq(&ha->hardware_lock);
3582 qla2x00_free_irqs(scsi_qla_host_t *vha)
3584 struct qla_hw_data *ha = vha->hw;
3585 struct rsp_que *rsp;
3586 struct qla_msix_entry *qentry;
3590 * We need to check that ha->rsp_q_map is valid in case we are called
3591 * from a probe failure context.
3593 if (!ha->rsp_q_map || !ha->rsp_q_map[0])
3595 rsp = ha->rsp_q_map[0];
3597 if (ha->flags.msix_enabled) {
3598 for (i = 0; i < ha->msix_count; i++) {
3599 qentry = &ha->msix_entries[i];
3600 if (qentry->have_irq) {
3601 irq_set_affinity_notifier(qentry->vector, NULL);
3602 free_irq(pci_irq_vector(ha->pdev, i), qentry->handle);
3605 kfree(ha->msix_entries);
3606 ha->msix_entries = NULL;
3607 ha->flags.msix_enabled = 0;
3608 ql_dbg(ql_dbg_init, vha, 0x0042,
3609 "Disabled MSI-X.\n");
3611 free_irq(pci_irq_vector(ha->pdev, 0), rsp);
3615 pci_free_irq_vectors(ha->pdev);
3618 int qla25xx_request_irq(struct qla_hw_data *ha, struct qla_qpair *qpair,
3619 struct qla_msix_entry *msix, int vector_type)
3621 const struct qla_init_msix_entry *intr = &msix_entries[vector_type];
3622 scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
3625 scnprintf(msix->name, sizeof(msix->name),
3626 "qla2xxx%lu_qpair%d", vha->host_no, qpair->id);
3627 ret = request_irq(msix->vector, intr->handler, 0, msix->name, qpair);
3629 ql_log(ql_log_fatal, vha, 0x00e6,
3630 "MSI-X: Unable to register handler -- %x/%d.\n",
3635 msix->handle = qpair;