1 // SPDX-License-Identifier: GPL-2.0-only
3 * QLogic Fibre Channel HBA Driver
4 * Copyright (c) 2003-2014 QLogic Corporation
7 #include "qla_target.h"
9 #include <linux/delay.h>
10 #include <linux/slab.h>
11 #include <linux/cpu.h>
12 #include <linux/t10-pi.h>
13 #include <scsi/scsi_tcq.h>
14 #include <scsi/scsi_bsg_fc.h>
15 #include <scsi/scsi_eh.h>
16 #include <scsi/fc/fc_fs.h>
17 #include <linux/nvme-fc-driver.h>
19 static void qla2x00_mbx_completion(scsi_qla_host_t *, uint16_t);
20 static void qla2x00_status_entry(scsi_qla_host_t *, struct rsp_que *, void *);
21 static void qla2x00_status_cont_entry(struct rsp_que *, sts_cont_entry_t *);
22 static int qla2x00_error_entry(scsi_qla_host_t *, struct rsp_que *,
24 static void qla27xx_process_purex_fpin(struct scsi_qla_host *vha,
25 struct purex_item *item);
26 static struct purex_item *qla24xx_alloc_purex_item(scsi_qla_host_t *vha,
28 static struct purex_item *qla24xx_copy_std_pkt(struct scsi_qla_host *vha,
30 static struct purex_item *qla27xx_copy_fpin_pkt(struct scsi_qla_host *vha,
31 void **pkt, struct rsp_que **rsp);
34 qla27xx_process_purex_fpin(struct scsi_qla_host *vha, struct purex_item *item)
36 void *pkt = &item->iocb;
37 uint16_t pkt_size = item->size;
39 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x508d,
40 "%s: Enter\n", __func__);
42 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x508e,
43 "-------- ELS REQ -------\n");
44 ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x508f,
47 fc_host_fpin_rcv(vha->host, pkt_size, (char *)pkt);
50 const char *const port_state_str[] = {
59 qla24xx_process_abts(struct scsi_qla_host *vha, struct purex_item *pkt)
61 struct abts_entry_24xx *abts =
62 (struct abts_entry_24xx *)&pkt->iocb;
63 struct qla_hw_data *ha = vha->hw;
64 struct els_entry_24xx *rsp_els;
65 struct abts_entry_24xx *abts_rsp;
70 ql_dbg(ql_dbg_init, vha, 0x0286, "%s: entered.\n", __func__);
72 ql_log(ql_log_warn, vha, 0x0287,
73 "Processing ABTS xchg=%#x oxid=%#x rxid=%#x seqid=%#x seqcnt=%#x\n",
74 abts->rx_xch_addr_to_abort, abts->ox_id, abts->rx_id,
75 abts->seq_id, abts->seq_cnt);
76 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0287,
77 "-------- ABTS RCV -------\n");
78 ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x0287,
79 (uint8_t *)abts, sizeof(*abts));
81 rsp_els = dma_alloc_coherent(&ha->pdev->dev, sizeof(*rsp_els), &dma,
84 ql_log(ql_log_warn, vha, 0x0287,
85 "Failed allocate dma buffer ABTS/ELS RSP.\n");
89 /* terminate exchange */
90 rsp_els->entry_type = ELS_IOCB_TYPE;
91 rsp_els->entry_count = 1;
92 rsp_els->nport_handle = cpu_to_le16(~0);
93 rsp_els->rx_xchg_address = abts->rx_xch_addr_to_abort;
94 rsp_els->control_flags = cpu_to_le16(EPD_RX_XCHG);
95 ql_dbg(ql_dbg_init, vha, 0x0283,
96 "Sending ELS Response to terminate exchange %#x...\n",
97 abts->rx_xch_addr_to_abort);
98 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0283,
99 "-------- ELS RSP -------\n");
100 ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x0283,
101 (uint8_t *)rsp_els, sizeof(*rsp_els));
102 rval = qla2x00_issue_iocb(vha, rsp_els, dma, 0);
104 ql_log(ql_log_warn, vha, 0x0288,
105 "%s: iocb failed to execute -> %x\n", __func__, rval);
106 } else if (rsp_els->comp_status) {
107 ql_log(ql_log_warn, vha, 0x0289,
108 "%s: iocb failed to complete -> completion=%#x subcode=(%#x,%#x)\n",
109 __func__, rsp_els->comp_status,
110 rsp_els->error_subcode_1, rsp_els->error_subcode_2);
112 ql_dbg(ql_dbg_init, vha, 0x028a,
113 "%s: abort exchange done.\n", __func__);
116 /* send ABTS response */
117 abts_rsp = (void *)rsp_els;
118 memset(abts_rsp, 0, sizeof(*abts_rsp));
119 abts_rsp->entry_type = ABTS_RSP_TYPE;
120 abts_rsp->entry_count = 1;
121 abts_rsp->nport_handle = abts->nport_handle;
122 abts_rsp->vp_idx = abts->vp_idx;
123 abts_rsp->sof_type = abts->sof_type & 0xf0;
124 abts_rsp->rx_xch_addr = abts->rx_xch_addr;
125 abts_rsp->d_id[0] = abts->s_id[0];
126 abts_rsp->d_id[1] = abts->s_id[1];
127 abts_rsp->d_id[2] = abts->s_id[2];
128 abts_rsp->r_ctl = FC_ROUTING_BLD | FC_R_CTL_BLD_BA_ACC;
129 abts_rsp->s_id[0] = abts->d_id[0];
130 abts_rsp->s_id[1] = abts->d_id[1];
131 abts_rsp->s_id[2] = abts->d_id[2];
132 abts_rsp->cs_ctl = abts->cs_ctl;
133 /* include flipping bit23 in fctl */
134 fctl = ~(abts->f_ctl[2] | 0x7F) << 16 |
135 FC_F_CTL_LAST_SEQ | FC_F_CTL_END_SEQ | FC_F_CTL_SEQ_INIT;
136 abts_rsp->f_ctl[0] = fctl >> 0 & 0xff;
137 abts_rsp->f_ctl[1] = fctl >> 8 & 0xff;
138 abts_rsp->f_ctl[2] = fctl >> 16 & 0xff;
139 abts_rsp->type = FC_TYPE_BLD;
140 abts_rsp->rx_id = abts->rx_id;
141 abts_rsp->ox_id = abts->ox_id;
142 abts_rsp->payload.ba_acc.aborted_rx_id = abts->rx_id;
143 abts_rsp->payload.ba_acc.aborted_ox_id = abts->ox_id;
144 abts_rsp->payload.ba_acc.high_seq_cnt = cpu_to_le16(~0);
145 abts_rsp->rx_xch_addr_to_abort = abts->rx_xch_addr_to_abort;
146 ql_dbg(ql_dbg_init, vha, 0x028b,
147 "Sending BA ACC response to ABTS %#x...\n",
148 abts->rx_xch_addr_to_abort);
149 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x028b,
150 "-------- ELS RSP -------\n");
151 ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x028b,
152 (uint8_t *)abts_rsp, sizeof(*abts_rsp));
153 rval = qla2x00_issue_iocb(vha, abts_rsp, dma, 0);
155 ql_log(ql_log_warn, vha, 0x028c,
156 "%s: iocb failed to execute -> %x\n", __func__, rval);
157 } else if (abts_rsp->comp_status) {
158 ql_log(ql_log_warn, vha, 0x028d,
159 "%s: iocb failed to complete -> completion=%#x subcode=(%#x,%#x)\n",
160 __func__, abts_rsp->comp_status,
161 abts_rsp->payload.error.subcode1,
162 abts_rsp->payload.error.subcode2);
164 ql_dbg(ql_dbg_init, vha, 0x028ea,
165 "%s: done.\n", __func__);
168 dma_free_coherent(&ha->pdev->dev, sizeof(*rsp_els), rsp_els, dma);
172 * qla2100_intr_handler() - Process interrupts for the ISP2100 and ISP2200.
173 * @irq: interrupt number
174 * @dev_id: SCSI driver HA context
176 * Called by system whenever the host adapter generates an interrupt.
178 * Returns handled flag.
181 qla2100_intr_handler(int irq, void *dev_id)
183 scsi_qla_host_t *vha;
184 struct qla_hw_data *ha;
185 struct device_reg_2xxx __iomem *reg;
193 rsp = (struct rsp_que *) dev_id;
195 ql_log(ql_log_info, NULL, 0x505d,
196 "%s: NULL response queue pointer.\n", __func__);
201 reg = &ha->iobase->isp;
204 spin_lock_irqsave(&ha->hardware_lock, flags);
205 vha = pci_get_drvdata(ha->pdev);
206 for (iter = 50; iter--; ) {
207 hccr = rd_reg_word(®->hccr);
208 if (qla2x00_check_reg16_for_disconnect(vha, hccr))
210 if (hccr & HCCR_RISC_PAUSE) {
211 if (pci_channel_offline(ha->pdev))
215 * Issue a "HARD" reset in order for the RISC interrupt
216 * bit to be cleared. Schedule a big hammer to get
217 * out of the RISC PAUSED state.
219 wrt_reg_word(®->hccr, HCCR_RESET_RISC);
220 rd_reg_word(®->hccr);
222 ha->isp_ops->fw_dump(vha);
223 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
225 } else if ((rd_reg_word(®->istatus) & ISR_RISC_INT) == 0)
228 if (rd_reg_word(®->semaphore) & BIT_0) {
229 wrt_reg_word(®->hccr, HCCR_CLR_RISC_INT);
230 rd_reg_word(®->hccr);
232 /* Get mailbox data. */
233 mb[0] = RD_MAILBOX_REG(ha, reg, 0);
234 if (mb[0] > 0x3fff && mb[0] < 0x8000) {
235 qla2x00_mbx_completion(vha, mb[0]);
236 status |= MBX_INTERRUPT;
237 } else if (mb[0] > 0x7fff && mb[0] < 0xc000) {
238 mb[1] = RD_MAILBOX_REG(ha, reg, 1);
239 mb[2] = RD_MAILBOX_REG(ha, reg, 2);
240 mb[3] = RD_MAILBOX_REG(ha, reg, 3);
241 qla2x00_async_event(vha, rsp, mb);
244 ql_dbg(ql_dbg_async, vha, 0x5025,
245 "Unrecognized interrupt type (%d).\n",
248 /* Release mailbox registers. */
249 wrt_reg_word(®->semaphore, 0);
250 rd_reg_word(®->semaphore);
252 qla2x00_process_response_queue(rsp);
254 wrt_reg_word(®->hccr, HCCR_CLR_RISC_INT);
255 rd_reg_word(®->hccr);
258 qla2x00_handle_mbx_completion(ha, status);
259 spin_unlock_irqrestore(&ha->hardware_lock, flags);
261 return (IRQ_HANDLED);
265 qla2x00_check_reg32_for_disconnect(scsi_qla_host_t *vha, uint32_t reg)
267 /* Check for PCI disconnection */
268 if (reg == 0xffffffff && !pci_channel_offline(vha->hw->pdev)) {
269 if (!test_and_set_bit(PFLG_DISCONNECTED, &vha->pci_flags) &&
270 !test_bit(PFLG_DRIVER_REMOVING, &vha->pci_flags) &&
271 !test_bit(PFLG_DRIVER_PROBING, &vha->pci_flags)) {
273 * Schedule this (only once) on the default system
274 * workqueue so that all the adapter workqueues and the
275 * DPC thread can be shutdown cleanly.
277 schedule_work(&vha->hw->board_disable);
285 qla2x00_check_reg16_for_disconnect(scsi_qla_host_t *vha, uint16_t reg)
287 return qla2x00_check_reg32_for_disconnect(vha, 0xffff0000 | reg);
291 * qla2300_intr_handler() - Process interrupts for the ISP23xx and ISP63xx.
292 * @irq: interrupt number
293 * @dev_id: SCSI driver HA context
295 * Called by system whenever the host adapter generates an interrupt.
297 * Returns handled flag.
300 qla2300_intr_handler(int irq, void *dev_id)
302 scsi_qla_host_t *vha;
303 struct device_reg_2xxx __iomem *reg;
310 struct qla_hw_data *ha;
313 rsp = (struct rsp_que *) dev_id;
315 ql_log(ql_log_info, NULL, 0x5058,
316 "%s: NULL response queue pointer.\n", __func__);
321 reg = &ha->iobase->isp;
324 spin_lock_irqsave(&ha->hardware_lock, flags);
325 vha = pci_get_drvdata(ha->pdev);
326 for (iter = 50; iter--; ) {
327 stat = rd_reg_dword(®->u.isp2300.host_status);
328 if (qla2x00_check_reg32_for_disconnect(vha, stat))
330 if (stat & HSR_RISC_PAUSED) {
331 if (unlikely(pci_channel_offline(ha->pdev)))
334 hccr = rd_reg_word(®->hccr);
336 if (hccr & (BIT_15 | BIT_13 | BIT_11 | BIT_8))
337 ql_log(ql_log_warn, vha, 0x5026,
338 "Parity error -- HCCR=%x, Dumping "
339 "firmware.\n", hccr);
341 ql_log(ql_log_warn, vha, 0x5027,
342 "RISC paused -- HCCR=%x, Dumping "
343 "firmware.\n", hccr);
346 * Issue a "HARD" reset in order for the RISC
347 * interrupt bit to be cleared. Schedule a big
348 * hammer to get out of the RISC PAUSED state.
350 wrt_reg_word(®->hccr, HCCR_RESET_RISC);
351 rd_reg_word(®->hccr);
353 ha->isp_ops->fw_dump(vha);
354 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
356 } else if ((stat & HSR_RISC_INT) == 0)
359 switch (stat & 0xff) {
364 qla2x00_mbx_completion(vha, MSW(stat));
365 status |= MBX_INTERRUPT;
367 /* Release mailbox registers. */
368 wrt_reg_word(®->semaphore, 0);
372 mb[1] = RD_MAILBOX_REG(ha, reg, 1);
373 mb[2] = RD_MAILBOX_REG(ha, reg, 2);
374 mb[3] = RD_MAILBOX_REG(ha, reg, 3);
375 qla2x00_async_event(vha, rsp, mb);
378 qla2x00_process_response_queue(rsp);
381 mb[0] = MBA_CMPLT_1_16BIT;
383 qla2x00_async_event(vha, rsp, mb);
386 mb[0] = MBA_SCSI_COMPLETION;
388 mb[2] = RD_MAILBOX_REG(ha, reg, 2);
389 qla2x00_async_event(vha, rsp, mb);
392 ql_dbg(ql_dbg_async, vha, 0x5028,
393 "Unrecognized interrupt type (%d).\n", stat & 0xff);
396 wrt_reg_word(®->hccr, HCCR_CLR_RISC_INT);
397 rd_reg_word_relaxed(®->hccr);
399 qla2x00_handle_mbx_completion(ha, status);
400 spin_unlock_irqrestore(&ha->hardware_lock, flags);
402 return (IRQ_HANDLED);
406 * qla2x00_mbx_completion() - Process mailbox command completions.
407 * @vha: SCSI driver HA context
408 * @mb0: Mailbox0 register
411 qla2x00_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0)
415 __le16 __iomem *wptr;
416 struct qla_hw_data *ha = vha->hw;
417 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
419 /* Read all mbox registers? */
420 WARN_ON_ONCE(ha->mbx_count > 32);
421 mboxes = (1ULL << ha->mbx_count) - 1;
423 ql_dbg(ql_dbg_async, vha, 0x5001, "MBX pointer ERROR.\n");
425 mboxes = ha->mcp->in_mb;
427 /* Load return mailbox registers. */
428 ha->flags.mbox_int = 1;
429 ha->mailbox_out[0] = mb0;
431 wptr = MAILBOX_REG(ha, reg, 1);
433 for (cnt = 1; cnt < ha->mbx_count; cnt++) {
434 if (IS_QLA2200(ha) && cnt == 8)
435 wptr = MAILBOX_REG(ha, reg, 8);
436 if ((cnt == 4 || cnt == 5) && (mboxes & BIT_0))
437 ha->mailbox_out[cnt] = qla2x00_debounce_register(wptr);
438 else if (mboxes & BIT_0)
439 ha->mailbox_out[cnt] = rd_reg_word(wptr);
447 qla81xx_idc_event(scsi_qla_host_t *vha, uint16_t aen, uint16_t descr)
449 static char *event[] =
450 { "Complete", "Request Notification", "Time Extension" };
452 struct device_reg_24xx __iomem *reg24 = &vha->hw->iobase->isp24;
453 struct device_reg_82xx __iomem *reg82 = &vha->hw->iobase->isp82;
454 __le16 __iomem *wptr;
455 uint16_t cnt, timeout, mb[QLA_IDC_ACK_REGS];
457 /* Seed data -- mailbox1 -> mailbox7. */
458 if (IS_QLA81XX(vha->hw) || IS_QLA83XX(vha->hw))
459 wptr = ®24->mailbox1;
460 else if (IS_QLA8044(vha->hw))
461 wptr = ®82->mailbox_out[1];
465 for (cnt = 0; cnt < QLA_IDC_ACK_REGS; cnt++, wptr++)
466 mb[cnt] = rd_reg_word(wptr);
468 ql_dbg(ql_dbg_async, vha, 0x5021,
469 "Inter-Driver Communication %s -- "
470 "%04x %04x %04x %04x %04x %04x %04x.\n",
471 event[aen & 0xff], mb[0], mb[1], mb[2], mb[3],
472 mb[4], mb[5], mb[6]);
474 /* Handle IDC Error completion case. */
475 case MBA_IDC_COMPLETE:
477 vha->hw->flags.idc_compl_status = 1;
478 if (vha->hw->notify_dcbx_comp && !vha->vp_idx)
479 complete(&vha->hw->dcbx_comp);
484 /* Acknowledgement needed? [Notify && non-zero timeout]. */
485 timeout = (descr >> 8) & 0xf;
486 ql_dbg(ql_dbg_async, vha, 0x5022,
487 "%lu Inter-Driver Communication %s -- ACK timeout=%d.\n",
488 vha->host_no, event[aen & 0xff], timeout);
492 rval = qla2x00_post_idc_ack_work(vha, mb);
493 if (rval != QLA_SUCCESS)
494 ql_log(ql_log_warn, vha, 0x5023,
495 "IDC failed to post ACK.\n");
497 case MBA_IDC_TIME_EXT:
498 vha->hw->idc_extend_tmo = descr;
499 ql_dbg(ql_dbg_async, vha, 0x5087,
500 "%lu Inter-Driver Communication %s -- "
501 "Extend timeout by=%d.\n",
502 vha->host_no, event[aen & 0xff], vha->hw->idc_extend_tmo);
509 qla2x00_get_link_speed_str(struct qla_hw_data *ha, uint16_t speed)
511 static const char *const link_speeds[] = {
512 "1", "2", "?", "4", "8", "16", "32", "10"
514 #define QLA_LAST_SPEED (ARRAY_SIZE(link_speeds) - 1)
516 if (IS_QLA2100(ha) || IS_QLA2200(ha))
517 return link_speeds[0];
518 else if (speed == 0x13)
519 return link_speeds[QLA_LAST_SPEED];
520 else if (speed < QLA_LAST_SPEED)
521 return link_speeds[speed];
523 return link_speeds[LS_UNKNOWN];
527 qla83xx_handle_8200_aen(scsi_qla_host_t *vha, uint16_t *mb)
529 struct qla_hw_data *ha = vha->hw;
532 * 8200 AEN Interpretation:
534 * mb[1] = AEN Reason code
535 * mb[2] = LSW of Peg-Halt Status-1 Register
536 * mb[6] = MSW of Peg-Halt Status-1 Register
537 * mb[3] = LSW of Peg-Halt Status-2 register
538 * mb[7] = MSW of Peg-Halt Status-2 register
539 * mb[4] = IDC Device-State Register value
540 * mb[5] = IDC Driver-Presence Register value
542 ql_dbg(ql_dbg_async, vha, 0x506b, "AEN Code: mb[0] = 0x%x AEN reason: "
543 "mb[1] = 0x%x PH-status1: mb[2] = 0x%x PH-status1: mb[6] = 0x%x.\n",
544 mb[0], mb[1], mb[2], mb[6]);
545 ql_dbg(ql_dbg_async, vha, 0x506c, "PH-status2: mb[3] = 0x%x "
546 "PH-status2: mb[7] = 0x%x Device-State: mb[4] = 0x%x "
547 "Drv-Presence: mb[5] = 0x%x.\n", mb[3], mb[7], mb[4], mb[5]);
549 if (mb[1] & (IDC_PEG_HALT_STATUS_CHANGE | IDC_NIC_FW_REPORTED_FAILURE |
550 IDC_HEARTBEAT_FAILURE)) {
551 ha->flags.nic_core_hung = 1;
552 ql_log(ql_log_warn, vha, 0x5060,
553 "83XX: F/W Error Reported: Check if reset required.\n");
555 if (mb[1] & IDC_PEG_HALT_STATUS_CHANGE) {
556 uint32_t protocol_engine_id, fw_err_code, err_level;
559 * IDC_PEG_HALT_STATUS_CHANGE interpretation:
560 * - PEG-Halt Status-1 Register:
561 * (LSW = mb[2], MSW = mb[6])
562 * Bits 0-7 = protocol-engine ID
563 * Bits 8-28 = f/w error code
564 * Bits 29-31 = Error-level
565 * Error-level 0x1 = Non-Fatal error
566 * Error-level 0x2 = Recoverable Fatal error
567 * Error-level 0x4 = UnRecoverable Fatal error
568 * - PEG-Halt Status-2 Register:
569 * (LSW = mb[3], MSW = mb[7])
571 protocol_engine_id = (mb[2] & 0xff);
572 fw_err_code = (((mb[2] & 0xff00) >> 8) |
573 ((mb[6] & 0x1fff) << 8));
574 err_level = ((mb[6] & 0xe000) >> 13);
575 ql_log(ql_log_warn, vha, 0x5061, "PegHalt Status-1 "
576 "Register: protocol_engine_id=0x%x "
577 "fw_err_code=0x%x err_level=0x%x.\n",
578 protocol_engine_id, fw_err_code, err_level);
579 ql_log(ql_log_warn, vha, 0x5062, "PegHalt Status-2 "
580 "Register: 0x%x%x.\n", mb[7], mb[3]);
581 if (err_level == ERR_LEVEL_NON_FATAL) {
582 ql_log(ql_log_warn, vha, 0x5063,
583 "Not a fatal error, f/w has recovered itself.\n");
584 } else if (err_level == ERR_LEVEL_RECOVERABLE_FATAL) {
585 ql_log(ql_log_fatal, vha, 0x5064,
586 "Recoverable Fatal error: Chip reset "
588 qla83xx_schedule_work(vha,
589 QLA83XX_NIC_CORE_RESET);
590 } else if (err_level == ERR_LEVEL_UNRECOVERABLE_FATAL) {
591 ql_log(ql_log_fatal, vha, 0x5065,
592 "Unrecoverable Fatal error: Set FAILED "
593 "state, reboot required.\n");
594 qla83xx_schedule_work(vha,
595 QLA83XX_NIC_CORE_UNRECOVERABLE);
599 if (mb[1] & IDC_NIC_FW_REPORTED_FAILURE) {
600 uint16_t peg_fw_state, nw_interface_link_up;
601 uint16_t nw_interface_signal_detect, sfp_status;
602 uint16_t htbt_counter, htbt_monitor_enable;
603 uint16_t sfp_additional_info, sfp_multirate;
604 uint16_t sfp_tx_fault, link_speed, dcbx_status;
607 * IDC_NIC_FW_REPORTED_FAILURE interpretation:
608 * - PEG-to-FC Status Register:
609 * (LSW = mb[2], MSW = mb[6])
610 * Bits 0-7 = Peg-Firmware state
611 * Bit 8 = N/W Interface Link-up
612 * Bit 9 = N/W Interface signal detected
613 * Bits 10-11 = SFP Status
614 * SFP Status 0x0 = SFP+ transceiver not expected
615 * SFP Status 0x1 = SFP+ transceiver not present
616 * SFP Status 0x2 = SFP+ transceiver invalid
617 * SFP Status 0x3 = SFP+ transceiver present and
619 * Bits 12-14 = Heartbeat Counter
620 * Bit 15 = Heartbeat Monitor Enable
621 * Bits 16-17 = SFP Additional Info
622 * SFP info 0x0 = Unregocnized transceiver for
624 * SFP info 0x1 = SFP+ brand validation failed
625 * SFP info 0x2 = SFP+ speed validation failed
626 * SFP info 0x3 = SFP+ access error
627 * Bit 18 = SFP Multirate
628 * Bit 19 = SFP Tx Fault
629 * Bits 20-22 = Link Speed
630 * Bits 23-27 = Reserved
631 * Bits 28-30 = DCBX Status
632 * DCBX Status 0x0 = DCBX Disabled
633 * DCBX Status 0x1 = DCBX Enabled
634 * DCBX Status 0x2 = DCBX Exchange error
637 peg_fw_state = (mb[2] & 0x00ff);
638 nw_interface_link_up = ((mb[2] & 0x0100) >> 8);
639 nw_interface_signal_detect = ((mb[2] & 0x0200) >> 9);
640 sfp_status = ((mb[2] & 0x0c00) >> 10);
641 htbt_counter = ((mb[2] & 0x7000) >> 12);
642 htbt_monitor_enable = ((mb[2] & 0x8000) >> 15);
643 sfp_additional_info = (mb[6] & 0x0003);
644 sfp_multirate = ((mb[6] & 0x0004) >> 2);
645 sfp_tx_fault = ((mb[6] & 0x0008) >> 3);
646 link_speed = ((mb[6] & 0x0070) >> 4);
647 dcbx_status = ((mb[6] & 0x7000) >> 12);
649 ql_log(ql_log_warn, vha, 0x5066,
650 "Peg-to-Fc Status Register:\n"
651 "peg_fw_state=0x%x, nw_interface_link_up=0x%x, "
652 "nw_interface_signal_detect=0x%x"
653 "\nsfp_statis=0x%x.\n ", peg_fw_state,
654 nw_interface_link_up, nw_interface_signal_detect,
656 ql_log(ql_log_warn, vha, 0x5067,
657 "htbt_counter=0x%x, htbt_monitor_enable=0x%x, "
658 "sfp_additional_info=0x%x, sfp_multirate=0x%x.\n ",
659 htbt_counter, htbt_monitor_enable,
660 sfp_additional_info, sfp_multirate);
661 ql_log(ql_log_warn, vha, 0x5068,
662 "sfp_tx_fault=0x%x, link_state=0x%x, "
663 "dcbx_status=0x%x.\n", sfp_tx_fault, link_speed,
666 qla83xx_schedule_work(vha, QLA83XX_NIC_CORE_RESET);
669 if (mb[1] & IDC_HEARTBEAT_FAILURE) {
670 ql_log(ql_log_warn, vha, 0x5069,
671 "Heartbeat Failure encountered, chip reset "
674 qla83xx_schedule_work(vha, QLA83XX_NIC_CORE_RESET);
678 if (mb[1] & IDC_DEVICE_STATE_CHANGE) {
679 ql_log(ql_log_info, vha, 0x506a,
680 "IDC Device-State changed = 0x%x.\n", mb[4]);
681 if (ha->flags.nic_core_reset_owner)
683 qla83xx_schedule_work(vha, MBA_IDC_AEN);
688 qla2x00_is_a_vp_did(scsi_qla_host_t *vha, uint32_t rscn_entry)
690 struct qla_hw_data *ha = vha->hw;
699 spin_lock_irqsave(&ha->vport_slock, flags);
700 list_for_each_entry(vp, &ha->vp_list, list) {
701 vp_did = vp->d_id.b24;
702 if (vp_did == rscn_entry) {
707 spin_unlock_irqrestore(&ha->vport_slock, flags);
713 qla2x00_find_fcport_by_loopid(scsi_qla_host_t *vha, uint16_t loop_id)
718 list_for_each_entry_safe(f, tf, &vha->vp_fcports, list)
719 if (f->loop_id == loop_id)
725 qla2x00_find_fcport_by_wwpn(scsi_qla_host_t *vha, u8 *wwpn, u8 incl_deleted)
730 list_for_each_entry_safe(f, tf, &vha->vp_fcports, list) {
731 if (memcmp(f->port_name, wwpn, WWN_SIZE) == 0) {
734 else if (f->deleted == 0)
742 qla2x00_find_fcport_by_nportid(scsi_qla_host_t *vha, port_id_t *id,
748 list_for_each_entry_safe(f, tf, &vha->vp_fcports, list) {
749 if (f->d_id.b24 == id->b24) {
752 else if (f->deleted == 0)
759 /* Shall be called only on supported adapters. */
761 qla27xx_handle_8200_aen(scsi_qla_host_t *vha, uint16_t *mb)
763 struct qla_hw_data *ha = vha->hw;
764 bool reset_isp_needed = 0;
766 ql_log(ql_log_warn, vha, 0x02f0,
767 "MPI Heartbeat stop. MPI reset is%s needed. "
768 "MB0[%xh] MB1[%xh] MB2[%xh] MB3[%xh]\n",
769 mb[0] & BIT_8 ? "" : " not",
770 mb[0], mb[1], mb[2], mb[3]);
772 if ((mb[1] & BIT_8) == 0)
775 ql_log(ql_log_warn, vha, 0x02f1,
776 "MPI Heartbeat stop. FW dump needed\n");
778 if (ql2xfulldump_on_mpifail) {
779 ha->isp_ops->fw_dump(vha);
780 reset_isp_needed = 1;
783 ha->isp_ops->mpi_fw_dump(vha, 1);
785 if (reset_isp_needed) {
786 vha->hw->flags.fw_init_done = 0;
787 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
788 qla2xxx_wake_dpc(vha);
792 static struct purex_item *
793 qla24xx_alloc_purex_item(scsi_qla_host_t *vha, uint16_t size)
795 struct purex_item *item = NULL;
796 uint8_t item_hdr_size = sizeof(*item);
798 if (size > QLA_DEFAULT_PAYLOAD_SIZE) {
799 item = kzalloc(item_hdr_size +
800 (size - QLA_DEFAULT_PAYLOAD_SIZE), GFP_ATOMIC);
802 if (atomic_inc_return(&vha->default_item.in_use) == 1) {
803 item = &vha->default_item;
804 goto initialize_purex_header;
806 item = kzalloc(item_hdr_size, GFP_ATOMIC);
810 ql_log(ql_log_warn, vha, 0x5092,
811 ">> Failed allocate purex list item.\n");
816 initialize_purex_header:
823 qla24xx_queue_purex_item(scsi_qla_host_t *vha, struct purex_item *pkt,
824 void (*process_item)(struct scsi_qla_host *vha,
825 struct purex_item *pkt))
827 struct purex_list *list = &vha->purex_list;
830 pkt->process_item = process_item;
832 spin_lock_irqsave(&list->lock, flags);
833 list_add_tail(&pkt->list, &list->head);
834 spin_unlock_irqrestore(&list->lock, flags);
836 set_bit(PROCESS_PUREX_IOCB, &vha->dpc_flags);
840 * qla24xx_copy_std_pkt() - Copy over purex ELS which is
841 * contained in a single IOCB.
843 * @vha: SCSI driver HA context
846 static struct purex_item
847 *qla24xx_copy_std_pkt(struct scsi_qla_host *vha, void *pkt)
849 struct purex_item *item;
851 item = qla24xx_alloc_purex_item(vha,
852 QLA_DEFAULT_PAYLOAD_SIZE);
856 memcpy(&item->iocb, pkt, sizeof(item->iocb));
861 * qla27xx_copy_fpin_pkt() - Copy over fpin packets that can
862 * span over multiple IOCBs.
863 * @vha: SCSI driver HA context
865 * @rsp: Response queue
867 static struct purex_item *
868 qla27xx_copy_fpin_pkt(struct scsi_qla_host *vha, void **pkt,
869 struct rsp_que **rsp)
871 struct purex_entry_24xx *purex = *pkt;
872 struct rsp_que *rsp_q = *rsp;
873 sts_cont_entry_t *new_pkt;
874 uint16_t no_bytes = 0, total_bytes = 0, pending_bytes = 0;
875 uint16_t buffer_copy_offset = 0;
876 uint16_t entry_count, entry_count_remaining;
877 struct purex_item *item;
878 void *fpin_pkt = NULL;
880 total_bytes = (le16_to_cpu(purex->frame_size) & 0x0FFF)
881 - PURX_ELS_HEADER_SIZE;
882 pending_bytes = total_bytes;
883 entry_count = entry_count_remaining = purex->entry_count;
884 no_bytes = (pending_bytes > sizeof(purex->els_frame_payload)) ?
885 sizeof(purex->els_frame_payload) : pending_bytes;
886 ql_log(ql_log_info, vha, 0x509a,
887 "FPIN ELS, frame_size 0x%x, entry count %d\n",
888 total_bytes, entry_count);
890 item = qla24xx_alloc_purex_item(vha, total_bytes);
894 fpin_pkt = &item->iocb;
896 memcpy(fpin_pkt, &purex->els_frame_payload[0], no_bytes);
897 buffer_copy_offset += no_bytes;
898 pending_bytes -= no_bytes;
899 --entry_count_remaining;
901 ((response_t *)purex)->signature = RESPONSE_PROCESSED;
905 while ((total_bytes > 0) && (entry_count_remaining > 0)) {
906 if (rsp_q->ring_ptr->signature == RESPONSE_PROCESSED) {
907 ql_dbg(ql_dbg_async, vha, 0x5084,
908 "Ran out of IOCBs, partial data 0x%x\n",
914 new_pkt = (sts_cont_entry_t *)rsp_q->ring_ptr;
917 if (new_pkt->entry_type != STATUS_CONT_TYPE) {
918 ql_log(ql_log_warn, vha, 0x507a,
919 "Unexpected IOCB type, partial data 0x%x\n",
925 if (rsp_q->ring_index == rsp_q->length) {
926 rsp_q->ring_index = 0;
927 rsp_q->ring_ptr = rsp_q->ring;
931 no_bytes = (pending_bytes > sizeof(new_pkt->data)) ?
932 sizeof(new_pkt->data) : pending_bytes;
933 if ((buffer_copy_offset + no_bytes) <= total_bytes) {
934 memcpy(((uint8_t *)fpin_pkt +
935 buffer_copy_offset), new_pkt->data,
937 buffer_copy_offset += no_bytes;
938 pending_bytes -= no_bytes;
939 --entry_count_remaining;
941 ql_log(ql_log_warn, vha, 0x5044,
942 "Attempt to copy more that we got, optimizing..%x\n",
944 memcpy(((uint8_t *)fpin_pkt +
945 buffer_copy_offset), new_pkt->data,
946 total_bytes - buffer_copy_offset);
949 ((response_t *)new_pkt)->signature = RESPONSE_PROCESSED;
953 if (pending_bytes != 0 || entry_count_remaining != 0) {
954 ql_log(ql_log_fatal, vha, 0x508b,
955 "Dropping partial FPIN, underrun bytes = 0x%x, entry cnts 0x%x\n",
956 total_bytes, entry_count_remaining);
957 qla24xx_free_purex_item(item);
960 } while (entry_count_remaining > 0);
961 host_to_fcp_swap((uint8_t *)&item->iocb, total_bytes);
966 * qla2x00_async_event() - Process aynchronous events.
967 * @vha: SCSI driver HA context
968 * @rsp: response queue
969 * @mb: Mailbox registers (0 - 3)
972 qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb)
977 struct qla_hw_data *ha = vha->hw;
978 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
979 struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
980 struct device_reg_82xx __iomem *reg82 = &ha->iobase->isp82;
981 uint32_t rscn_entry, host_pid;
983 fc_port_t *fcport = NULL;
985 if (!vha->hw->flags.fw_started)
988 /* Setup to process RIO completion. */
990 if (IS_CNA_CAPABLE(ha))
993 case MBA_SCSI_COMPLETION:
994 handles[0] = make_handle(mb[2], mb[1]);
997 case MBA_CMPLT_1_16BIT:
1000 mb[0] = MBA_SCSI_COMPLETION;
1002 case MBA_CMPLT_2_16BIT:
1006 mb[0] = MBA_SCSI_COMPLETION;
1008 case MBA_CMPLT_3_16BIT:
1013 mb[0] = MBA_SCSI_COMPLETION;
1015 case MBA_CMPLT_4_16BIT:
1019 handles[3] = (uint32_t)RD_MAILBOX_REG(ha, reg, 6);
1021 mb[0] = MBA_SCSI_COMPLETION;
1023 case MBA_CMPLT_5_16BIT:
1027 handles[3] = (uint32_t)RD_MAILBOX_REG(ha, reg, 6);
1028 handles[4] = (uint32_t)RD_MAILBOX_REG(ha, reg, 7);
1030 mb[0] = MBA_SCSI_COMPLETION;
1032 case MBA_CMPLT_2_32BIT:
1033 handles[0] = make_handle(mb[2], mb[1]);
1034 handles[1] = make_handle(RD_MAILBOX_REG(ha, reg, 7),
1035 RD_MAILBOX_REG(ha, reg, 6));
1037 mb[0] = MBA_SCSI_COMPLETION;
1044 case MBA_SCSI_COMPLETION: /* Fast Post */
1045 if (!vha->flags.online)
1048 for (cnt = 0; cnt < handle_cnt; cnt++)
1049 qla2x00_process_completed_request(vha, rsp->req,
1053 case MBA_RESET: /* Reset */
1054 ql_dbg(ql_dbg_async, vha, 0x5002,
1055 "Asynchronous RESET.\n");
1057 set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
1060 case MBA_SYSTEM_ERR: /* System Error */
1062 if (IS_QLA81XX(ha) || IS_QLA83XX(ha) ||
1063 IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
1066 m[0] = rd_reg_word(®24->mailbox4);
1067 m[1] = rd_reg_word(®24->mailbox5);
1068 m[2] = rd_reg_word(®24->mailbox6);
1069 mbx = m[3] = rd_reg_word(®24->mailbox7);
1071 ql_log(ql_log_warn, vha, 0x5003,
1072 "ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh mbx4=%xh mbx5=%xh mbx6=%xh mbx7=%xh.\n",
1073 mb[1], mb[2], mb[3], m[0], m[1], m[2], m[3]);
1075 ql_log(ql_log_warn, vha, 0x5003,
1076 "ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh.\n ",
1077 mb[1], mb[2], mb[3]);
1079 if ((IS_QLA27XX(ha) || IS_QLA28XX(ha)) &&
1080 rd_reg_word(®24->mailbox7) & BIT_8)
1081 ha->isp_ops->mpi_fw_dump(vha, 1);
1082 ha->isp_ops->fw_dump(vha);
1083 ha->flags.fw_init_done = 0;
1086 if (IS_FWI2_CAPABLE(ha)) {
1087 if (mb[1] == 0 && mb[2] == 0) {
1088 ql_log(ql_log_fatal, vha, 0x5004,
1089 "Unrecoverable Hardware Error: adapter "
1090 "marked OFFLINE!\n");
1091 vha->flags.online = 0;
1092 vha->device_flags |= DFLG_DEV_FAILED;
1094 /* Check to see if MPI timeout occurred */
1095 if ((mbx & MBX_3) && (ha->port_no == 0))
1096 set_bit(MPI_RESET_NEEDED,
1099 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1101 } else if (mb[1] == 0) {
1102 ql_log(ql_log_fatal, vha, 0x5005,
1103 "Unrecoverable Hardware Error: adapter marked "
1105 vha->flags.online = 0;
1106 vha->device_flags |= DFLG_DEV_FAILED;
1108 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1111 case MBA_REQ_TRANSFER_ERR: /* Request Transfer Error */
1112 ql_log(ql_log_warn, vha, 0x5006,
1113 "ISP Request Transfer Error (%x).\n", mb[1]);
1115 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1118 case MBA_RSP_TRANSFER_ERR: /* Response Transfer Error */
1119 ql_log(ql_log_warn, vha, 0x5007,
1120 "ISP Response Transfer Error (%x).\n", mb[1]);
1122 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1125 case MBA_WAKEUP_THRES: /* Request Queue Wake-up */
1126 ql_dbg(ql_dbg_async, vha, 0x5008,
1127 "Asynchronous WAKEUP_THRES (%x).\n", mb[1]);
1130 case MBA_LOOP_INIT_ERR:
1131 ql_log(ql_log_warn, vha, 0x5090,
1132 "LOOP INIT ERROR (%x).\n", mb[1]);
1133 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1136 case MBA_LIP_OCCURRED: /* Loop Initialization Procedure */
1137 ha->flags.lip_ae = 1;
1139 ql_dbg(ql_dbg_async, vha, 0x5009,
1140 "LIP occurred (%x).\n", mb[1]);
1142 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
1143 atomic_set(&vha->loop_state, LOOP_DOWN);
1144 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
1145 qla2x00_mark_all_devices_lost(vha);
1149 atomic_set(&vha->vp_state, VP_FAILED);
1150 fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED);
1153 set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags);
1154 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1156 vha->flags.management_server_logged_in = 0;
1157 qla2x00_post_aen_work(vha, FCH_EVT_LIP, mb[1]);
1160 case MBA_LOOP_UP: /* Loop Up Event */
1161 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1162 ha->link_data_rate = PORT_SPEED_1GB;
1164 ha->link_data_rate = mb[1];
1166 ql_log(ql_log_info, vha, 0x500a,
1167 "LOOP UP detected (%s Gbps).\n",
1168 qla2x00_get_link_speed_str(ha, ha->link_data_rate));
1170 if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
1172 ql_log(ql_log_info, vha, 0x11a0,
1173 "FEC=enabled (link up).\n");
1176 vha->flags.management_server_logged_in = 0;
1177 qla2x00_post_aen_work(vha, FCH_EVT_LINKUP, ha->link_data_rate);
1181 case MBA_LOOP_DOWN: /* Loop Down Event */
1183 ha->flags.lip_ae = 0;
1184 ha->current_topology = 0;
1186 mbx = (IS_QLA81XX(ha) || IS_QLA8031(ha))
1187 ? rd_reg_word(®24->mailbox4) : 0;
1188 mbx = (IS_P3P_TYPE(ha)) ? rd_reg_word(®82->mailbox_out[4])
1190 ql_log(ql_log_info, vha, 0x500b,
1191 "LOOP DOWN detected (%x %x %x %x).\n",
1192 mb[1], mb[2], mb[3], mbx);
1194 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
1195 atomic_set(&vha->loop_state, LOOP_DOWN);
1196 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
1198 * In case of loop down, restore WWPN from
1199 * NVRAM in case of FA-WWPN capable ISP
1200 * Restore for Physical Port only
1203 if (ha->flags.fawwpn_enabled &&
1204 (ha->current_topology == ISP_CFG_F)) {
1205 void *wwpn = ha->init_cb->port_name;
1207 memcpy(vha->port_name, wwpn, WWN_SIZE);
1208 fc_host_port_name(vha->host) =
1209 wwn_to_u64(vha->port_name);
1210 ql_dbg(ql_dbg_init + ql_dbg_verbose,
1211 vha, 0x00d8, "LOOP DOWN detected,"
1212 "restore WWPN %016llx\n",
1213 wwn_to_u64(vha->port_name));
1216 clear_bit(VP_CONFIG_OK, &vha->vp_flags);
1219 vha->device_flags |= DFLG_NO_CABLE;
1220 qla2x00_mark_all_devices_lost(vha);
1224 atomic_set(&vha->vp_state, VP_FAILED);
1225 fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED);
1228 vha->flags.management_server_logged_in = 0;
1229 ha->link_data_rate = PORT_SPEED_UNKNOWN;
1230 qla2x00_post_aen_work(vha, FCH_EVT_LINKDOWN, 0);
1233 case MBA_LIP_RESET: /* LIP reset occurred */
1234 ql_dbg(ql_dbg_async, vha, 0x500c,
1235 "LIP reset occurred (%x).\n", mb[1]);
1237 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
1238 atomic_set(&vha->loop_state, LOOP_DOWN);
1239 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
1240 qla2x00_mark_all_devices_lost(vha);
1244 atomic_set(&vha->vp_state, VP_FAILED);
1245 fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED);
1248 set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
1250 ha->operating_mode = LOOP;
1251 vha->flags.management_server_logged_in = 0;
1252 qla2x00_post_aen_work(vha, FCH_EVT_LIPRESET, mb[1]);
1255 /* case MBA_DCBX_COMPLETE: */
1256 case MBA_POINT_TO_POINT: /* Point-to-Point */
1257 ha->flags.lip_ae = 0;
1262 if (IS_CNA_CAPABLE(ha)) {
1263 ql_dbg(ql_dbg_async, vha, 0x500d,
1264 "DCBX Completed -- %04x %04x %04x.\n",
1265 mb[1], mb[2], mb[3]);
1266 if (ha->notify_dcbx_comp && !vha->vp_idx)
1267 complete(&ha->dcbx_comp);
1270 ql_dbg(ql_dbg_async, vha, 0x500e,
1271 "Asynchronous P2P MODE received.\n");
1274 * Until there's a transition from loop down to loop up, treat
1275 * this as loop down only.
1277 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
1278 atomic_set(&vha->loop_state, LOOP_DOWN);
1279 if (!atomic_read(&vha->loop_down_timer))
1280 atomic_set(&vha->loop_down_timer,
1283 qla2x00_mark_all_devices_lost(vha);
1287 atomic_set(&vha->vp_state, VP_FAILED);
1288 fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED);
1291 if (!(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)))
1292 set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
1294 set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags);
1295 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1297 vha->flags.management_server_logged_in = 0;
1300 case MBA_CHG_IN_CONNECTION: /* Change in connection mode */
1304 ql_dbg(ql_dbg_async, vha, 0x500f,
1305 "Configuration change detected: value=%x.\n", mb[1]);
1307 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
1308 atomic_set(&vha->loop_state, LOOP_DOWN);
1309 if (!atomic_read(&vha->loop_down_timer))
1310 atomic_set(&vha->loop_down_timer,
1312 qla2x00_mark_all_devices_lost(vha);
1316 atomic_set(&vha->vp_state, VP_FAILED);
1317 fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED);
1320 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1321 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
1324 case MBA_PORT_UPDATE: /* Port database update */
1326 * Handle only global and vn-port update events
1329 * mb[1] = N_Port handle of changed port
1330 * OR 0xffff for global event
1331 * mb[2] = New login state
1332 * 7 = Port logged out
1333 * mb[3] = LSB is vp_idx, 0xff = all vps
1335 * Skip processing if:
1336 * Event is global, vp_idx is NOT all vps,
1337 * vp_idx does not match
1338 * Event is not global, vp_idx does not match
1340 if (IS_QLA2XXX_MIDTYPE(ha) &&
1341 ((mb[1] == 0xffff && (mb[3] & 0xff) != 0xff) ||
1342 (mb[1] != 0xffff)) && vha->vp_idx != (mb[3] & 0xff))
1346 ql_dbg(ql_dbg_async, vha, 0x5010,
1347 "Port %s %04x %04x %04x.\n",
1348 mb[1] == 0xffff ? "unavailable" : "logout",
1349 mb[1], mb[2], mb[3]);
1351 if (mb[1] == 0xffff)
1352 goto global_port_update;
1354 if (mb[1] == NPH_SNS_LID(ha)) {
1355 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1356 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
1360 /* use handle_cnt for loop id/nport handle */
1361 if (IS_FWI2_CAPABLE(ha))
1362 handle_cnt = NPH_SNS;
1364 handle_cnt = SIMPLE_NAME_SERVER;
1365 if (mb[1] == handle_cnt) {
1366 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1367 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
1372 fcport = qla2x00_find_fcport_by_loopid(vha, mb[1]);
1375 if (atomic_read(&fcport->state) != FCS_ONLINE)
1377 ql_dbg(ql_dbg_async, vha, 0x508a,
1378 "Marking port lost loopid=%04x portid=%06x.\n",
1379 fcport->loop_id, fcport->d_id.b24);
1380 if (qla_ini_mode_enabled(vha)) {
1381 fcport->logout_on_delete = 0;
1382 qlt_schedule_sess_for_deletion(fcport);
1387 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
1388 atomic_set(&vha->loop_state, LOOP_DOWN);
1389 atomic_set(&vha->loop_down_timer,
1391 vha->device_flags |= DFLG_NO_CABLE;
1392 qla2x00_mark_all_devices_lost(vha);
1396 atomic_set(&vha->vp_state, VP_FAILED);
1397 fc_vport_set_state(vha->fc_vport,
1399 qla2x00_mark_all_devices_lost(vha);
1402 vha->flags.management_server_logged_in = 0;
1403 ha->link_data_rate = PORT_SPEED_UNKNOWN;
1408 * If PORT UPDATE is global (received LIP_OCCURRED/LIP_RESET
1409 * event etc. earlier indicating loop is down) then process
1410 * it. Otherwise ignore it and Wait for RSCN to come in.
1412 atomic_set(&vha->loop_down_timer, 0);
1413 if (atomic_read(&vha->loop_state) != LOOP_DOWN &&
1414 !ha->flags.n2n_ae &&
1415 atomic_read(&vha->loop_state) != LOOP_DEAD) {
1416 ql_dbg(ql_dbg_async, vha, 0x5011,
1417 "Asynchronous PORT UPDATE ignored %04x/%04x/%04x.\n",
1418 mb[1], mb[2], mb[3]);
1422 ql_dbg(ql_dbg_async, vha, 0x5012,
1423 "Port database changed %04x %04x %04x.\n",
1424 mb[1], mb[2], mb[3]);
1427 * Mark all devices as missing so we will login again.
1429 atomic_set(&vha->loop_state, LOOP_UP);
1430 vha->scan.scan_retry = 0;
1432 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1433 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
1434 set_bit(VP_CONFIG_OK, &vha->vp_flags);
1437 case MBA_RSCN_UPDATE: /* State Change Registration */
1438 /* Check if the Vport has issued a SCR */
1439 if (vha->vp_idx && test_bit(VP_SCR_NEEDED, &vha->vp_flags))
1441 /* Only handle SCNs for our Vport index. */
1442 if (ha->flags.npiv_supported && vha->vp_idx != (mb[3] & 0xff))
1445 ql_dbg(ql_dbg_async, vha, 0x5013,
1446 "RSCN database changed -- %04x %04x %04x.\n",
1447 mb[1], mb[2], mb[3]);
1449 rscn_entry = ((mb[1] & 0xff) << 16) | mb[2];
1450 host_pid = (vha->d_id.b.domain << 16) | (vha->d_id.b.area << 8)
1451 | vha->d_id.b.al_pa;
1452 if (rscn_entry == host_pid) {
1453 ql_dbg(ql_dbg_async, vha, 0x5014,
1454 "Ignoring RSCN update to local host "
1455 "port ID (%06x).\n", host_pid);
1459 /* Ignore reserved bits from RSCN-payload. */
1460 rscn_entry = ((mb[1] & 0x3ff) << 16) | mb[2];
1462 /* Skip RSCNs for virtual ports on the same physical port */
1463 if (qla2x00_is_a_vp_did(vha, rscn_entry))
1466 atomic_set(&vha->loop_down_timer, 0);
1467 vha->flags.management_server_logged_in = 0;
1469 struct event_arg ea;
1471 memset(&ea, 0, sizeof(ea));
1472 ea.id.b24 = rscn_entry;
1473 ea.id.b.rsvd_1 = rscn_entry >> 24;
1474 qla2x00_handle_rscn(vha, &ea);
1475 qla2x00_post_aen_work(vha, FCH_EVT_RSCN, rscn_entry);
1478 case MBA_CONGN_NOTI_RECV:
1479 if (!ha->flags.scm_enabled ||
1480 mb[1] != QLA_CON_PRIMITIVE_RECEIVED)
1483 if (mb[2] == QLA_CONGESTION_ARB_WARNING) {
1484 ql_dbg(ql_dbg_async, vha, 0x509b,
1485 "Congestion Warning %04x %04x.\n", mb[1], mb[2]);
1486 } else if (mb[2] == QLA_CONGESTION_ARB_ALARM) {
1487 ql_log(ql_log_warn, vha, 0x509b,
1488 "Congestion Alarm %04x %04x.\n", mb[1], mb[2]);
1491 /* case MBA_RIO_RESPONSE: */
1492 case MBA_ZIO_RESPONSE:
1493 ql_dbg(ql_dbg_async, vha, 0x5015,
1494 "[R|Z]IO update completion.\n");
1496 if (IS_FWI2_CAPABLE(ha))
1497 qla24xx_process_response_queue(vha, rsp);
1499 qla2x00_process_response_queue(rsp);
1502 case MBA_DISCARD_RND_FRAME:
1503 ql_dbg(ql_dbg_async, vha, 0x5016,
1504 "Discard RND Frame -- %04x %04x %04x.\n",
1505 mb[1], mb[2], mb[3]);
1508 case MBA_TRACE_NOTIFICATION:
1509 ql_dbg(ql_dbg_async, vha, 0x5017,
1510 "Trace Notification -- %04x %04x.\n", mb[1], mb[2]);
1513 case MBA_ISP84XX_ALERT:
1514 ql_dbg(ql_dbg_async, vha, 0x5018,
1515 "ISP84XX Alert Notification -- %04x %04x %04x.\n",
1516 mb[1], mb[2], mb[3]);
1518 spin_lock_irqsave(&ha->cs84xx->access_lock, flags);
1520 case A84_PANIC_RECOVERY:
1521 ql_log(ql_log_info, vha, 0x5019,
1522 "Alert 84XX: panic recovery %04x %04x.\n",
1525 case A84_OP_LOGIN_COMPLETE:
1526 ha->cs84xx->op_fw_version = mb[3] << 16 | mb[2];
1527 ql_log(ql_log_info, vha, 0x501a,
1528 "Alert 84XX: firmware version %x.\n",
1529 ha->cs84xx->op_fw_version);
1531 case A84_DIAG_LOGIN_COMPLETE:
1532 ha->cs84xx->diag_fw_version = mb[3] << 16 | mb[2];
1533 ql_log(ql_log_info, vha, 0x501b,
1534 "Alert 84XX: diagnostic firmware version %x.\n",
1535 ha->cs84xx->diag_fw_version);
1537 case A84_GOLD_LOGIN_COMPLETE:
1538 ha->cs84xx->diag_fw_version = mb[3] << 16 | mb[2];
1539 ha->cs84xx->fw_update = 1;
1540 ql_log(ql_log_info, vha, 0x501c,
1541 "Alert 84XX: gold firmware version %x.\n",
1542 ha->cs84xx->gold_fw_version);
1545 ql_log(ql_log_warn, vha, 0x501d,
1546 "Alert 84xx: Invalid Alert %04x %04x %04x.\n",
1547 mb[1], mb[2], mb[3]);
1549 spin_unlock_irqrestore(&ha->cs84xx->access_lock, flags);
1551 case MBA_DCBX_START:
1552 ql_dbg(ql_dbg_async, vha, 0x501e,
1553 "DCBX Started -- %04x %04x %04x.\n",
1554 mb[1], mb[2], mb[3]);
1556 case MBA_DCBX_PARAM_UPDATE:
1557 ql_dbg(ql_dbg_async, vha, 0x501f,
1558 "DCBX Parameters Updated -- %04x %04x %04x.\n",
1559 mb[1], mb[2], mb[3]);
1561 case MBA_FCF_CONF_ERR:
1562 ql_dbg(ql_dbg_async, vha, 0x5020,
1563 "FCF Configuration Error -- %04x %04x %04x.\n",
1564 mb[1], mb[2], mb[3]);
1566 case MBA_IDC_NOTIFY:
1567 if (IS_QLA8031(vha->hw) || IS_QLA8044(ha)) {
1568 mb[4] = rd_reg_word(®24->mailbox4);
1569 if (((mb[2] & 0x7fff) == MBC_PORT_RESET ||
1570 (mb[2] & 0x7fff) == MBC_SET_PORT_CONFIG) &&
1571 (mb[4] & INTERNAL_LOOPBACK_MASK) != 0) {
1572 set_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags);
1574 * Extend loop down timer since port is active.
1576 if (atomic_read(&vha->loop_state) == LOOP_DOWN)
1577 atomic_set(&vha->loop_down_timer,
1579 qla2xxx_wake_dpc(vha);
1583 case MBA_IDC_COMPLETE:
1584 if (ha->notify_lb_portup_comp && !vha->vp_idx)
1585 complete(&ha->lb_portup_comp);
1587 case MBA_IDC_TIME_EXT:
1588 if (IS_QLA81XX(vha->hw) || IS_QLA8031(vha->hw) ||
1590 qla81xx_idc_event(vha, mb[0], mb[1]);
1594 if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
1595 qla27xx_handle_8200_aen(vha, mb);
1596 } else if (IS_QLA83XX(ha)) {
1597 mb[4] = rd_reg_word(®24->mailbox4);
1598 mb[5] = rd_reg_word(®24->mailbox5);
1599 mb[6] = rd_reg_word(®24->mailbox6);
1600 mb[7] = rd_reg_word(®24->mailbox7);
1601 qla83xx_handle_8200_aen(vha, mb);
1603 ql_dbg(ql_dbg_async, vha, 0x5052,
1604 "skip Heartbeat processing mb0-3=[0x%04x] [0x%04x] [0x%04x] [0x%04x]\n",
1605 mb[0], mb[1], mb[2], mb[3]);
1609 case MBA_DPORT_DIAGNOSTICS:
1610 ql_dbg(ql_dbg_async, vha, 0x5052,
1611 "D-Port Diagnostics: %04x %04x %04x %04x\n",
1612 mb[0], mb[1], mb[2], mb[3]);
1613 memcpy(vha->dport_data, mb, sizeof(vha->dport_data));
1614 if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
1615 static char *results[] = {
1616 "start", "done(pass)", "done(error)", "undefined" };
1617 static char *types[] = {
1618 "none", "dynamic", "static", "other" };
1619 uint result = mb[1] >> 0 & 0x3;
1620 uint type = mb[1] >> 6 & 0x3;
1621 uint sw = mb[1] >> 15 & 0x1;
1622 ql_dbg(ql_dbg_async, vha, 0x5052,
1623 "D-Port Diagnostics: result=%s type=%s [sw=%u]\n",
1624 results[result], types[type], sw);
1626 static char *reasons[] = {
1627 "reserved", "unexpected reject",
1628 "unexpected phase", "retry exceeded",
1629 "timed out", "not supported",
1631 uint reason = mb[2] >> 0 & 0xf;
1632 uint phase = mb[2] >> 12 & 0xf;
1633 ql_dbg(ql_dbg_async, vha, 0x5052,
1634 "D-Port Diagnostics: reason=%s phase=%u \n",
1635 reason < 7 ? reasons[reason] : "other",
1641 case MBA_TEMPERATURE_ALERT:
1642 ql_dbg(ql_dbg_async, vha, 0x505e,
1643 "TEMPERATURE ALERT: %04x %04x %04x\n", mb[1], mb[2], mb[3]);
1645 schedule_work(&ha->board_disable);
1648 case MBA_TRANS_INSERT:
1649 ql_dbg(ql_dbg_async, vha, 0x5091,
1650 "Transceiver Insertion: %04x\n", mb[1]);
1651 set_bit(DETECT_SFP_CHANGE, &vha->dpc_flags);
1654 case MBA_TRANS_REMOVE:
1655 ql_dbg(ql_dbg_async, vha, 0x5091, "Transceiver Removal\n");
1659 ql_dbg(ql_dbg_async, vha, 0x5057,
1660 "Unknown AEN:%04x %04x %04x %04x\n",
1661 mb[0], mb[1], mb[2], mb[3]);
1664 qlt_async_event(mb[0], vha, mb);
1666 if (!vha->vp_idx && ha->num_vhosts)
1667 qla2x00_alert_all_vps(rsp, mb);
1671 * qla2x00_process_completed_request() - Process a Fast Post response.
1672 * @vha: SCSI driver HA context
1673 * @req: request queue
1677 qla2x00_process_completed_request(struct scsi_qla_host *vha,
1678 struct req_que *req, uint32_t index)
1681 struct qla_hw_data *ha = vha->hw;
1683 /* Validate handle. */
1684 if (index >= req->num_outstanding_cmds) {
1685 ql_log(ql_log_warn, vha, 0x3014,
1686 "Invalid SCSI command index (%x).\n", index);
1688 if (IS_P3P_TYPE(ha))
1689 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
1691 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1695 sp = req->outstanding_cmds[index];
1697 /* Free outstanding command slot. */
1698 req->outstanding_cmds[index] = NULL;
1700 /* Save ISP completion status */
1701 sp->done(sp, DID_OK << 16);
1703 ql_log(ql_log_warn, vha, 0x3016, "Invalid SCSI SRB.\n");
1705 if (IS_P3P_TYPE(ha))
1706 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
1708 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1713 qla2x00_get_sp_from_handle(scsi_qla_host_t *vha, const char *func,
1714 struct req_que *req, void *iocb)
1716 struct qla_hw_data *ha = vha->hw;
1717 sts_entry_t *pkt = iocb;
1721 index = LSW(pkt->handle);
1722 if (index >= req->num_outstanding_cmds) {
1723 ql_log(ql_log_warn, vha, 0x5031,
1724 "Invalid command index (%x) type %8ph.\n",
1726 if (IS_P3P_TYPE(ha))
1727 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
1729 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1732 sp = req->outstanding_cmds[index];
1734 ql_log(ql_log_warn, vha, 0x5032,
1735 "Invalid completion handle (%x) -- timed-out.\n", index);
1738 if (sp->handle != index) {
1739 ql_log(ql_log_warn, vha, 0x5033,
1740 "SRB handle (%x) mismatch %x.\n", sp->handle, index);
1744 req->outstanding_cmds[index] = NULL;
1751 qla2x00_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
1752 struct mbx_entry *mbx)
1754 const char func[] = "MBX-IOCB";
1758 struct srb_iocb *lio;
1762 sp = qla2x00_get_sp_from_handle(vha, func, req, mbx);
1766 lio = &sp->u.iocb_cmd;
1768 fcport = sp->fcport;
1769 data = lio->u.logio.data;
1771 data[0] = MBS_COMMAND_ERROR;
1772 data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ?
1773 QLA_LOGIO_LOGIN_RETRIED : 0;
1774 if (mbx->entry_status) {
1775 ql_dbg(ql_dbg_async, vha, 0x5043,
1776 "Async-%s error entry - hdl=%x portid=%02x%02x%02x "
1777 "entry-status=%x status=%x state-flag=%x "
1778 "status-flags=%x.\n", type, sp->handle,
1779 fcport->d_id.b.domain, fcport->d_id.b.area,
1780 fcport->d_id.b.al_pa, mbx->entry_status,
1781 le16_to_cpu(mbx->status), le16_to_cpu(mbx->state_flags),
1782 le16_to_cpu(mbx->status_flags));
1784 ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5029,
1790 status = le16_to_cpu(mbx->status);
1791 if (status == 0x30 && sp->type == SRB_LOGIN_CMD &&
1792 le16_to_cpu(mbx->mb0) == MBS_COMMAND_COMPLETE)
1794 if (!status && le16_to_cpu(mbx->mb0) == MBS_COMMAND_COMPLETE) {
1795 ql_dbg(ql_dbg_async, vha, 0x5045,
1796 "Async-%s complete - hdl=%x portid=%02x%02x%02x mbx1=%x.\n",
1797 type, sp->handle, fcport->d_id.b.domain,
1798 fcport->d_id.b.area, fcport->d_id.b.al_pa,
1799 le16_to_cpu(mbx->mb1));
1801 data[0] = MBS_COMMAND_COMPLETE;
1802 if (sp->type == SRB_LOGIN_CMD) {
1803 fcport->port_type = FCT_TARGET;
1804 if (le16_to_cpu(mbx->mb1) & BIT_0)
1805 fcport->port_type = FCT_INITIATOR;
1806 else if (le16_to_cpu(mbx->mb1) & BIT_1)
1807 fcport->flags |= FCF_FCP2_DEVICE;
1812 data[0] = le16_to_cpu(mbx->mb0);
1814 case MBS_PORT_ID_USED:
1815 data[1] = le16_to_cpu(mbx->mb1);
1817 case MBS_LOOP_ID_USED:
1820 data[0] = MBS_COMMAND_ERROR;
1824 ql_log(ql_log_warn, vha, 0x5046,
1825 "Async-%s failed - hdl=%x portid=%02x%02x%02x status=%x "
1826 "mb0=%x mb1=%x mb2=%x mb6=%x mb7=%x.\n", type, sp->handle,
1827 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa,
1828 status, le16_to_cpu(mbx->mb0), le16_to_cpu(mbx->mb1),
1829 le16_to_cpu(mbx->mb2), le16_to_cpu(mbx->mb6),
1830 le16_to_cpu(mbx->mb7));
1837 qla24xx_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
1838 struct mbx_24xx_entry *pkt)
1840 const char func[] = "MBX-IOCB2";
1842 struct srb_iocb *si;
1846 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
1850 si = &sp->u.iocb_cmd;
1851 sz = min(ARRAY_SIZE(pkt->mb), ARRAY_SIZE(sp->u.iocb_cmd.u.mbx.in_mb));
1853 for (i = 0; i < sz; i++)
1854 si->u.mbx.in_mb[i] = pkt->mb[i];
1856 res = (si->u.mbx.in_mb[0] & MBS_MASK);
1862 qla24xxx_nack_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
1863 struct nack_to_isp *pkt)
1865 const char func[] = "nack";
1869 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
1873 if (pkt->u.isp2x.status != cpu_to_le16(NOTIFY_ACK_SUCCESS))
1874 res = QLA_FUNCTION_FAILED;
1880 qla2x00_ct_entry(scsi_qla_host_t *vha, struct req_que *req,
1881 sts_entry_t *pkt, int iocb_type)
1883 const char func[] = "CT_IOCB";
1886 struct bsg_job *bsg_job;
1887 struct fc_bsg_reply *bsg_reply;
1888 uint16_t comp_status;
1891 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
1897 bsg_job = sp->u.bsg_job;
1898 bsg_reply = bsg_job->reply;
1900 type = "ct pass-through";
1902 comp_status = le16_to_cpu(pkt->comp_status);
1905 * return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
1906 * fc payload to the caller
1908 bsg_reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK;
1909 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
1911 if (comp_status != CS_COMPLETE) {
1912 if (comp_status == CS_DATA_UNDERRUN) {
1914 bsg_reply->reply_payload_rcv_len =
1915 le16_to_cpu(pkt->rsp_info_len);
1917 ql_log(ql_log_warn, vha, 0x5048,
1918 "CT pass-through-%s error comp_status=0x%x total_byte=0x%x.\n",
1920 bsg_reply->reply_payload_rcv_len);
1922 ql_log(ql_log_warn, vha, 0x5049,
1923 "CT pass-through-%s error comp_status=0x%x.\n",
1925 res = DID_ERROR << 16;
1926 bsg_reply->reply_payload_rcv_len = 0;
1928 ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5035,
1932 bsg_reply->reply_payload_rcv_len =
1933 bsg_job->reply_payload.payload_len;
1934 bsg_job->reply_len = 0;
1937 case SRB_CT_PTHRU_CMD:
1939 * borrowing sts_entry_24xx.comp_status.
1940 * same location as ct_entry_24xx.comp_status
1942 res = qla2x00_chk_ms_status(vha, (ms_iocb_entry_t *)pkt,
1943 (struct ct_sns_rsp *)sp->u.iocb_cmd.u.ctarg.rsp,
1952 qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req,
1953 struct sts_entry_24xx *pkt, int iocb_type)
1955 struct els_sts_entry_24xx *ese = (struct els_sts_entry_24xx *)pkt;
1956 const char func[] = "ELS_CT_IOCB";
1959 struct bsg_job *bsg_job;
1960 struct fc_bsg_reply *bsg_reply;
1961 uint16_t comp_status;
1962 uint32_t fw_status[3];
1964 struct srb_iocb *els;
1966 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
1972 case SRB_ELS_CMD_RPT:
1973 case SRB_ELS_CMD_HST:
1977 type = "ct pass-through";
1980 type = "Driver ELS logo";
1981 if (iocb_type != ELS_IOCB_TYPE) {
1982 ql_dbg(ql_dbg_user, vha, 0x5047,
1983 "Completing %s: (%p) type=%d.\n",
1984 type, sp, sp->type);
1989 case SRB_CT_PTHRU_CMD:
1990 /* borrowing sts_entry_24xx.comp_status.
1991 same location as ct_entry_24xx.comp_status
1993 res = qla2x00_chk_ms_status(sp->vha, (ms_iocb_entry_t *)pkt,
1994 (struct ct_sns_rsp *)sp->u.iocb_cmd.u.ctarg.rsp,
1999 ql_dbg(ql_dbg_user, vha, 0x503e,
2000 "Unrecognized SRB: (%p) type=%d.\n", sp, sp->type);
2004 comp_status = fw_status[0] = le16_to_cpu(pkt->comp_status);
2005 fw_status[1] = le32_to_cpu(ese->error_subcode_1);
2006 fw_status[2] = le32_to_cpu(ese->error_subcode_2);
2008 if (iocb_type == ELS_IOCB_TYPE) {
2009 els = &sp->u.iocb_cmd;
2010 els->u.els_plogi.fw_status[0] = cpu_to_le32(fw_status[0]);
2011 els->u.els_plogi.fw_status[1] = cpu_to_le32(fw_status[1]);
2012 els->u.els_plogi.fw_status[2] = cpu_to_le32(fw_status[2]);
2013 els->u.els_plogi.comp_status = cpu_to_le16(fw_status[0]);
2014 if (comp_status == CS_COMPLETE) {
2017 if (comp_status == CS_DATA_UNDERRUN) {
2019 els->u.els_plogi.len = cpu_to_le16(le32_to_cpu(
2020 ese->total_byte_count));
2022 els->u.els_plogi.len = 0;
2023 res = DID_ERROR << 16;
2026 ql_dbg(ql_dbg_disc, vha, 0x503f,
2027 "ELS IOCB Done -%s hdl=%x comp_status=0x%x error subcode 1=0x%x error subcode 2=0x%x total_byte=0x%x\n",
2028 type, sp->handle, comp_status, fw_status[1], fw_status[2],
2029 le32_to_cpu(ese->total_byte_count));
2033 /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
2034 * fc payload to the caller
2036 bsg_job = sp->u.bsg_job;
2037 bsg_reply = bsg_job->reply;
2038 bsg_reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK;
2039 bsg_job->reply_len = sizeof(struct fc_bsg_reply) + sizeof(fw_status);
2041 if (comp_status != CS_COMPLETE) {
2042 if (comp_status == CS_DATA_UNDERRUN) {
2044 bsg_reply->reply_payload_rcv_len =
2045 le32_to_cpu(ese->total_byte_count);
2047 ql_dbg(ql_dbg_user, vha, 0x503f,
2048 "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x "
2049 "error subcode 1=0x%x error subcode 2=0x%x total_byte = 0x%x.\n",
2050 type, sp->handle, comp_status, fw_status[1], fw_status[2],
2051 le32_to_cpu(ese->total_byte_count));
2053 ql_dbg(ql_dbg_user, vha, 0x5040,
2054 "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x "
2055 "error subcode 1=0x%x error subcode 2=0x%x.\n",
2056 type, sp->handle, comp_status,
2057 le32_to_cpu(ese->error_subcode_1),
2058 le32_to_cpu(ese->error_subcode_2));
2059 res = DID_ERROR << 16;
2060 bsg_reply->reply_payload_rcv_len = 0;
2062 memcpy(bsg_job->reply + sizeof(struct fc_bsg_reply),
2063 fw_status, sizeof(fw_status));
2064 ql_dump_buffer(ql_dbg_user + ql_dbg_buffer, vha, 0x5056,
2069 bsg_reply->reply_payload_rcv_len = bsg_job->reply_payload.payload_len;
2070 bsg_job->reply_len = 0;
2078 qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req,
2079 struct logio_entry_24xx *logio)
2081 const char func[] = "LOGIO-IOCB";
2085 struct srb_iocb *lio;
2089 sp = qla2x00_get_sp_from_handle(vha, func, req, logio);
2093 lio = &sp->u.iocb_cmd;
2095 fcport = sp->fcport;
2096 data = lio->u.logio.data;
2098 data[0] = MBS_COMMAND_ERROR;
2099 data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ?
2100 QLA_LOGIO_LOGIN_RETRIED : 0;
2101 if (logio->entry_status) {
2102 ql_log(ql_log_warn, fcport->vha, 0x5034,
2103 "Async-%s error entry - %8phC hdl=%x"
2104 "portid=%02x%02x%02x entry-status=%x.\n",
2105 type, fcport->port_name, sp->handle, fcport->d_id.b.domain,
2106 fcport->d_id.b.area, fcport->d_id.b.al_pa,
2107 logio->entry_status);
2108 ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x504d,
2109 logio, sizeof(*logio));
2114 if (le16_to_cpu(logio->comp_status) == CS_COMPLETE) {
2115 ql_dbg(ql_dbg_async, sp->vha, 0x5036,
2116 "Async-%s complete: handle=%x pid=%06x wwpn=%8phC iop0=%x\n",
2117 type, sp->handle, fcport->d_id.b24, fcport->port_name,
2118 le32_to_cpu(logio->io_parameter[0]));
2120 vha->hw->exch_starvation = 0;
2121 data[0] = MBS_COMMAND_COMPLETE;
2123 if (sp->type == SRB_PRLI_CMD) {
2124 lio->u.logio.iop[0] =
2125 le32_to_cpu(logio->io_parameter[0]);
2126 lio->u.logio.iop[1] =
2127 le32_to_cpu(logio->io_parameter[1]);
2131 if (sp->type != SRB_LOGIN_CMD)
2134 iop[0] = le32_to_cpu(logio->io_parameter[0]);
2135 if (iop[0] & BIT_4) {
2136 fcport->port_type = FCT_TARGET;
2138 fcport->flags |= FCF_FCP2_DEVICE;
2139 } else if (iop[0] & BIT_5)
2140 fcport->port_type = FCT_INITIATOR;
2143 fcport->flags |= FCF_CONF_COMP_SUPPORTED;
2145 if (logio->io_parameter[7] || logio->io_parameter[8])
2146 fcport->supported_classes |= FC_COS_CLASS2;
2147 if (logio->io_parameter[9] || logio->io_parameter[10])
2148 fcport->supported_classes |= FC_COS_CLASS3;
2153 iop[0] = le32_to_cpu(logio->io_parameter[0]);
2154 iop[1] = le32_to_cpu(logio->io_parameter[1]);
2155 lio->u.logio.iop[0] = iop[0];
2156 lio->u.logio.iop[1] = iop[1];
2158 case LSC_SCODE_PORTID_USED:
2159 data[0] = MBS_PORT_ID_USED;
2160 data[1] = LSW(iop[1]);
2162 case LSC_SCODE_NPORT_USED:
2163 data[0] = MBS_LOOP_ID_USED;
2165 case LSC_SCODE_CMD_FAILED:
2166 if (iop[1] == 0x0606) {
2168 * PLOGI/PRLI Completed. We must have Recv PLOGI/PRLI,
2169 * Target side acked.
2171 data[0] = MBS_COMMAND_COMPLETE;
2174 data[0] = MBS_COMMAND_ERROR;
2176 case LSC_SCODE_NOXCB:
2177 vha->hw->exch_starvation++;
2178 if (vha->hw->exch_starvation > 5) {
2179 ql_log(ql_log_warn, vha, 0xd046,
2180 "Exchange starvation. Resetting RISC\n");
2182 vha->hw->exch_starvation = 0;
2184 if (IS_P3P_TYPE(vha->hw))
2185 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
2187 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2188 qla2xxx_wake_dpc(vha);
2192 data[0] = MBS_COMMAND_ERROR;
2196 ql_dbg(ql_dbg_async, sp->vha, 0x5037,
2197 "Async-%s failed: handle=%x pid=%06x wwpn=%8phC comp_status=%x iop0=%x iop1=%x\n",
2198 type, sp->handle, fcport->d_id.b24, fcport->port_name,
2199 le16_to_cpu(logio->comp_status),
2200 le32_to_cpu(logio->io_parameter[0]),
2201 le32_to_cpu(logio->io_parameter[1]));
2208 qla24xx_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, void *tsk)
2210 const char func[] = "TMF-IOCB";
2214 struct srb_iocb *iocb;
2215 struct sts_entry_24xx *sts = (struct sts_entry_24xx *)tsk;
2217 sp = qla2x00_get_sp_from_handle(vha, func, req, tsk);
2221 iocb = &sp->u.iocb_cmd;
2223 fcport = sp->fcport;
2224 iocb->u.tmf.data = QLA_SUCCESS;
2226 if (sts->entry_status) {
2227 ql_log(ql_log_warn, fcport->vha, 0x5038,
2228 "Async-%s error - hdl=%x entry-status(%x).\n",
2229 type, sp->handle, sts->entry_status);
2230 iocb->u.tmf.data = QLA_FUNCTION_FAILED;
2231 } else if (sts->comp_status != cpu_to_le16(CS_COMPLETE)) {
2232 ql_log(ql_log_warn, fcport->vha, 0x5039,
2233 "Async-%s error - hdl=%x completion status(%x).\n",
2234 type, sp->handle, sts->comp_status);
2235 iocb->u.tmf.data = QLA_FUNCTION_FAILED;
2236 } else if ((le16_to_cpu(sts->scsi_status) &
2237 SS_RESPONSE_INFO_LEN_VALID)) {
2238 if (le32_to_cpu(sts->rsp_data_len) < 4) {
2239 ql_log(ql_log_warn, fcport->vha, 0x503b,
2240 "Async-%s error - hdl=%x not enough response(%d).\n",
2241 type, sp->handle, sts->rsp_data_len);
2242 } else if (sts->data[3]) {
2243 ql_log(ql_log_warn, fcport->vha, 0x503c,
2244 "Async-%s error - hdl=%x response(%x).\n",
2245 type, sp->handle, sts->data[3]);
2246 iocb->u.tmf.data = QLA_FUNCTION_FAILED;
2250 if (iocb->u.tmf.data != QLA_SUCCESS)
2251 ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, sp->vha, 0x5055,
2257 static void qla24xx_nvme_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
2258 void *tsk, srb_t *sp)
2261 struct srb_iocb *iocb;
2262 struct sts_entry_24xx *sts = (struct sts_entry_24xx *)tsk;
2263 uint16_t state_flags;
2264 struct nvmefc_fcp_req *fd;
2265 uint16_t ret = QLA_SUCCESS;
2266 __le16 comp_status = sts->comp_status;
2269 iocb = &sp->u.iocb_cmd;
2270 fcport = sp->fcport;
2271 iocb->u.nvme.comp_status = comp_status;
2272 state_flags = le16_to_cpu(sts->state_flags);
2273 fd = iocb->u.nvme.desc;
2275 if (unlikely(iocb->u.nvme.aen_op))
2276 atomic_dec(&sp->vha->hw->nvme_active_aen_cnt);
2278 if (unlikely(comp_status != CS_COMPLETE))
2281 fd->transferred_length = fd->payload_length -
2282 le32_to_cpu(sts->residual_len);
2285 * State flags: Bit 6 and 0.
2286 * If 0 is set, we don't care about 6.
2287 * both cases resp was dma'd to host buffer
2288 * if both are 0, that is good path case.
2289 * if six is set and 0 is clear, we need to
2290 * copy resp data from status iocb to resp buffer.
2292 if (!(state_flags & (SF_FCP_RSP_DMA | SF_NVME_ERSP))) {
2293 iocb->u.nvme.rsp_pyld_len = 0;
2294 } else if ((state_flags & (SF_FCP_RSP_DMA | SF_NVME_ERSP)) ==
2295 (SF_FCP_RSP_DMA | SF_NVME_ERSP)) {
2296 /* Response already DMA'd to fd->rspaddr. */
2297 iocb->u.nvme.rsp_pyld_len = sts->nvme_rsp_pyld_len;
2298 } else if ((state_flags & SF_FCP_RSP_DMA)) {
2300 * Non-zero value in first 12 bytes of NVMe_RSP IU, treat this
2303 iocb->u.nvme.rsp_pyld_len = 0;
2304 fd->transferred_length = 0;
2305 ql_dbg(ql_dbg_io, fcport->vha, 0x307a,
2306 "Unexpected values in NVMe_RSP IU.\n");
2308 } else if (state_flags & SF_NVME_ERSP) {
2309 uint32_t *inbuf, *outbuf;
2312 inbuf = (uint32_t *)&sts->nvme_ersp_data;
2313 outbuf = (uint32_t *)fd->rspaddr;
2314 iocb->u.nvme.rsp_pyld_len = sts->nvme_rsp_pyld_len;
2315 if (unlikely(le16_to_cpu(iocb->u.nvme.rsp_pyld_len) >
2316 sizeof(struct nvme_fc_ersp_iu))) {
2317 if (ql_mask_match(ql_dbg_io)) {
2318 WARN_ONCE(1, "Unexpected response payload length %u.\n",
2319 iocb->u.nvme.rsp_pyld_len);
2320 ql_log(ql_log_warn, fcport->vha, 0x5100,
2321 "Unexpected response payload length %u.\n",
2322 iocb->u.nvme.rsp_pyld_len);
2324 iocb->u.nvme.rsp_pyld_len =
2325 cpu_to_le16(sizeof(struct nvme_fc_ersp_iu));
2327 iter = le16_to_cpu(iocb->u.nvme.rsp_pyld_len) >> 2;
2328 for (; iter; iter--)
2329 *outbuf++ = swab32(*inbuf++);
2332 if (state_flags & SF_NVME_ERSP) {
2333 struct nvme_fc_ersp_iu *rsp_iu = fd->rspaddr;
2336 tgt_xfer_len = be32_to_cpu(rsp_iu->xfrd_len);
2337 if (fd->transferred_length != tgt_xfer_len) {
2338 ql_dbg(ql_dbg_io, fcport->vha, 0x3079,
2339 "Dropped frame(s) detected (sent/rcvd=%u/%u).\n",
2340 tgt_xfer_len, fd->transferred_length);
2342 } else if (le16_to_cpu(comp_status) == CS_DATA_UNDERRUN) {
2344 * Do not log if this is just an underflow and there
2351 if (unlikely(logit))
2352 ql_log(ql_log_warn, fcport->vha, 0x5060,
2353 "NVME-%s ERR Handling - hdl=%x status(%x) tr_len:%x resid=%x ox_id=%x\n",
2354 sp->name, sp->handle, comp_status,
2355 fd->transferred_length, le32_to_cpu(sts->residual_len),
2359 * If transport error then Failure (HBA rejects request)
2360 * otherwise transport will handle.
2362 switch (le16_to_cpu(comp_status)) {
2367 case CS_PORT_UNAVAILABLE:
2368 case CS_PORT_LOGGED_OUT:
2369 fcport->nvme_flag |= NVME_FLAG_RESETTING;
2373 fd->transferred_length = 0;
2374 iocb->u.nvme.rsp_pyld_len = 0;
2377 case CS_DATA_UNDERRUN:
2380 ret = QLA_FUNCTION_FAILED;
2386 static void qla_ctrlvp_completed(scsi_qla_host_t *vha, struct req_que *req,
2387 struct vp_ctrl_entry_24xx *vce)
2389 const char func[] = "CTRLVP-IOCB";
2391 int rval = QLA_SUCCESS;
2393 sp = qla2x00_get_sp_from_handle(vha, func, req, vce);
2397 if (vce->entry_status != 0) {
2398 ql_dbg(ql_dbg_vport, vha, 0x10c4,
2399 "%s: Failed to complete IOCB -- error status (%x)\n",
2400 sp->name, vce->entry_status);
2401 rval = QLA_FUNCTION_FAILED;
2402 } else if (vce->comp_status != cpu_to_le16(CS_COMPLETE)) {
2403 ql_dbg(ql_dbg_vport, vha, 0x10c5,
2404 "%s: Failed to complete IOCB -- completion status (%x) vpidx %x\n",
2405 sp->name, le16_to_cpu(vce->comp_status),
2406 le16_to_cpu(vce->vp_idx_failed));
2407 rval = QLA_FUNCTION_FAILED;
2409 ql_dbg(ql_dbg_vport, vha, 0x10c6,
2410 "Done %s.\n", __func__);
2417 /* Process a single response queue entry. */
2418 static void qla2x00_process_response_entry(struct scsi_qla_host *vha,
2419 struct rsp_que *rsp,
2422 sts21_entry_t *sts21_entry;
2423 sts22_entry_t *sts22_entry;
2424 uint16_t handle_cnt;
2427 switch (pkt->entry_type) {
2429 qla2x00_status_entry(vha, rsp, pkt);
2431 case STATUS_TYPE_21:
2432 sts21_entry = (sts21_entry_t *)pkt;
2433 handle_cnt = sts21_entry->handle_count;
2434 for (cnt = 0; cnt < handle_cnt; cnt++)
2435 qla2x00_process_completed_request(vha, rsp->req,
2436 sts21_entry->handle[cnt]);
2438 case STATUS_TYPE_22:
2439 sts22_entry = (sts22_entry_t *)pkt;
2440 handle_cnt = sts22_entry->handle_count;
2441 for (cnt = 0; cnt < handle_cnt; cnt++)
2442 qla2x00_process_completed_request(vha, rsp->req,
2443 sts22_entry->handle[cnt]);
2445 case STATUS_CONT_TYPE:
2446 qla2x00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt);
2449 qla2x00_mbx_iocb_entry(vha, rsp->req, (struct mbx_entry *)pkt);
2452 qla2x00_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE);
2455 /* Type Not Supported. */
2456 ql_log(ql_log_warn, vha, 0x504a,
2457 "Received unknown response pkt type %x entry status=%x.\n",
2458 pkt->entry_type, pkt->entry_status);
2464 * qla2x00_process_response_queue() - Process response queue entries.
2465 * @rsp: response queue
2468 qla2x00_process_response_queue(struct rsp_que *rsp)
2470 struct scsi_qla_host *vha;
2471 struct qla_hw_data *ha = rsp->hw;
2472 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2475 vha = pci_get_drvdata(ha->pdev);
2477 if (!vha->flags.online)
2480 while (rsp->ring_ptr->signature != RESPONSE_PROCESSED) {
2481 pkt = (sts_entry_t *)rsp->ring_ptr;
2484 if (rsp->ring_index == rsp->length) {
2485 rsp->ring_index = 0;
2486 rsp->ring_ptr = rsp->ring;
2491 if (pkt->entry_status != 0) {
2492 qla2x00_error_entry(vha, rsp, pkt);
2493 ((response_t *)pkt)->signature = RESPONSE_PROCESSED;
2498 qla2x00_process_response_entry(vha, rsp, pkt);
2499 ((response_t *)pkt)->signature = RESPONSE_PROCESSED;
2503 /* Adjust ring index */
2504 wrt_reg_word(ISP_RSP_Q_OUT(ha, reg), rsp->ring_index);
2508 qla2x00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t par_sense_len,
2509 uint32_t sense_len, struct rsp_que *rsp, int res)
2511 struct scsi_qla_host *vha = sp->vha;
2512 struct scsi_cmnd *cp = GET_CMD_SP(sp);
2513 uint32_t track_sense_len;
2515 if (sense_len >= SCSI_SENSE_BUFFERSIZE)
2516 sense_len = SCSI_SENSE_BUFFERSIZE;
2518 SET_CMD_SENSE_LEN(sp, sense_len);
2519 SET_CMD_SENSE_PTR(sp, cp->sense_buffer);
2520 track_sense_len = sense_len;
2522 if (sense_len > par_sense_len)
2523 sense_len = par_sense_len;
2525 memcpy(cp->sense_buffer, sense_data, sense_len);
2527 SET_CMD_SENSE_PTR(sp, cp->sense_buffer + sense_len);
2528 track_sense_len -= sense_len;
2529 SET_CMD_SENSE_LEN(sp, track_sense_len);
2531 if (track_sense_len != 0) {
2532 rsp->status_srb = sp;
2537 ql_dbg(ql_dbg_io + ql_dbg_buffer, vha, 0x301c,
2538 "Check condition Sense data, nexus%ld:%d:%llu cmd=%p.\n",
2539 sp->vha->host_no, cp->device->id, cp->device->lun,
2541 ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302b,
2542 cp->sense_buffer, sense_len);
2546 struct scsi_dif_tuple {
2547 __be16 guard; /* Checksum */
2548 __be16 app_tag; /* APPL identifier */
2549 __be32 ref_tag; /* Target LBA or indirect LBA */
2553 * Checks the guard or meta-data for the type of error
2554 * detected by the HBA. In case of errors, we set the
2555 * ASC/ASCQ fields in the sense buffer with ILLEGAL_REQUEST
2556 * to indicate to the kernel that the HBA detected error.
2559 qla2x00_handle_dif_error(srb_t *sp, struct sts_entry_24xx *sts24)
2561 struct scsi_qla_host *vha = sp->vha;
2562 struct scsi_cmnd *cmd = GET_CMD_SP(sp);
2563 uint8_t *ap = &sts24->data[12];
2564 uint8_t *ep = &sts24->data[20];
2565 uint32_t e_ref_tag, a_ref_tag;
2566 uint16_t e_app_tag, a_app_tag;
2567 uint16_t e_guard, a_guard;
2570 * swab32 of the "data" field in the beginning of qla2x00_status_entry()
2571 * would make guard field appear at offset 2
2573 a_guard = get_unaligned_le16(ap + 2);
2574 a_app_tag = get_unaligned_le16(ap + 0);
2575 a_ref_tag = get_unaligned_le32(ap + 4);
2576 e_guard = get_unaligned_le16(ep + 2);
2577 e_app_tag = get_unaligned_le16(ep + 0);
2578 e_ref_tag = get_unaligned_le32(ep + 4);
2580 ql_dbg(ql_dbg_io, vha, 0x3023,
2581 "iocb(s) %p Returned STATUS.\n", sts24);
2583 ql_dbg(ql_dbg_io, vha, 0x3024,
2584 "DIF ERROR in cmd 0x%x lba 0x%llx act ref"
2585 " tag=0x%x, exp ref_tag=0x%x, act app tag=0x%x, exp app"
2586 " tag=0x%x, act guard=0x%x, exp guard=0x%x.\n",
2587 cmd->cmnd[0], (u64)scsi_get_lba(cmd), a_ref_tag, e_ref_tag,
2588 a_app_tag, e_app_tag, a_guard, e_guard);
2592 * For type 3: ref & app tag is all 'f's
2593 * For type 0,1,2: app tag is all 'f's
2595 if (a_app_tag == be16_to_cpu(T10_PI_APP_ESCAPE) &&
2596 (scsi_get_prot_type(cmd) != SCSI_PROT_DIF_TYPE3 ||
2597 a_ref_tag == be32_to_cpu(T10_PI_REF_ESCAPE))) {
2598 uint32_t blocks_done, resid;
2599 sector_t lba_s = scsi_get_lba(cmd);
2601 /* 2TB boundary case covered automatically with this */
2602 blocks_done = e_ref_tag - (uint32_t)lba_s + 1;
2604 resid = scsi_bufflen(cmd) - (blocks_done *
2605 cmd->device->sector_size);
2607 scsi_set_resid(cmd, resid);
2608 cmd->result = DID_OK << 16;
2610 /* Update protection tag */
2611 if (scsi_prot_sg_count(cmd)) {
2612 uint32_t i, j = 0, k = 0, num_ent;
2613 struct scatterlist *sg;
2614 struct t10_pi_tuple *spt;
2616 /* Patch the corresponding protection tags */
2617 scsi_for_each_prot_sg(cmd, sg,
2618 scsi_prot_sg_count(cmd), i) {
2619 num_ent = sg_dma_len(sg) / 8;
2620 if (k + num_ent < blocks_done) {
2624 j = blocks_done - k - 1;
2629 if (k != blocks_done) {
2630 ql_log(ql_log_warn, vha, 0x302f,
2631 "unexpected tag values tag:lba=%x:%llx)\n",
2632 e_ref_tag, (unsigned long long)lba_s);
2636 spt = page_address(sg_page(sg)) + sg->offset;
2639 spt->app_tag = T10_PI_APP_ESCAPE;
2640 if (scsi_get_prot_type(cmd) == SCSI_PROT_DIF_TYPE3)
2641 spt->ref_tag = T10_PI_REF_ESCAPE;
2648 if (e_guard != a_guard) {
2649 scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST,
2651 set_driver_byte(cmd, DRIVER_SENSE);
2652 set_host_byte(cmd, DID_ABORT);
2653 cmd->result |= SAM_STAT_CHECK_CONDITION;
2658 if (e_ref_tag != a_ref_tag) {
2659 scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST,
2661 set_driver_byte(cmd, DRIVER_SENSE);
2662 set_host_byte(cmd, DID_ABORT);
2663 cmd->result |= SAM_STAT_CHECK_CONDITION;
2667 /* check appl tag */
2668 if (e_app_tag != a_app_tag) {
2669 scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST,
2671 set_driver_byte(cmd, DRIVER_SENSE);
2672 set_host_byte(cmd, DID_ABORT);
2673 cmd->result |= SAM_STAT_CHECK_CONDITION;
2681 qla25xx_process_bidir_status_iocb(scsi_qla_host_t *vha, void *pkt,
2682 struct req_que *req, uint32_t index)
2684 struct qla_hw_data *ha = vha->hw;
2686 uint16_t comp_status;
2687 uint16_t scsi_status;
2689 uint32_t rval = EXT_STATUS_OK;
2690 struct bsg_job *bsg_job = NULL;
2691 struct fc_bsg_request *bsg_request;
2692 struct fc_bsg_reply *bsg_reply;
2693 sts_entry_t *sts = pkt;
2694 struct sts_entry_24xx *sts24 = pkt;
2696 /* Validate handle. */
2697 if (index >= req->num_outstanding_cmds) {
2698 ql_log(ql_log_warn, vha, 0x70af,
2699 "Invalid SCSI completion handle 0x%x.\n", index);
2700 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2704 sp = req->outstanding_cmds[index];
2706 ql_log(ql_log_warn, vha, 0x70b0,
2707 "Req:%d: Invalid ISP SCSI completion handle(0x%x)\n",
2710 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2714 /* Free outstanding command slot. */
2715 req->outstanding_cmds[index] = NULL;
2716 bsg_job = sp->u.bsg_job;
2717 bsg_request = bsg_job->request;
2718 bsg_reply = bsg_job->reply;
2720 if (IS_FWI2_CAPABLE(ha)) {
2721 comp_status = le16_to_cpu(sts24->comp_status);
2722 scsi_status = le16_to_cpu(sts24->scsi_status) & SS_MASK;
2724 comp_status = le16_to_cpu(sts->comp_status);
2725 scsi_status = le16_to_cpu(sts->scsi_status) & SS_MASK;
2728 thread_id = bsg_request->rqst_data.h_vendor.vendor_cmd[1];
2729 switch (comp_status) {
2731 if (scsi_status == 0) {
2732 bsg_reply->reply_payload_rcv_len =
2733 bsg_job->reply_payload.payload_len;
2734 vha->qla_stats.input_bytes +=
2735 bsg_reply->reply_payload_rcv_len;
2736 vha->qla_stats.input_requests++;
2737 rval = EXT_STATUS_OK;
2741 case CS_DATA_OVERRUN:
2742 ql_dbg(ql_dbg_user, vha, 0x70b1,
2743 "Command completed with data overrun thread_id=%d\n",
2745 rval = EXT_STATUS_DATA_OVERRUN;
2748 case CS_DATA_UNDERRUN:
2749 ql_dbg(ql_dbg_user, vha, 0x70b2,
2750 "Command completed with data underrun thread_id=%d\n",
2752 rval = EXT_STATUS_DATA_UNDERRUN;
2754 case CS_BIDIR_RD_OVERRUN:
2755 ql_dbg(ql_dbg_user, vha, 0x70b3,
2756 "Command completed with read data overrun thread_id=%d\n",
2758 rval = EXT_STATUS_DATA_OVERRUN;
2761 case CS_BIDIR_RD_WR_OVERRUN:
2762 ql_dbg(ql_dbg_user, vha, 0x70b4,
2763 "Command completed with read and write data overrun "
2764 "thread_id=%d\n", thread_id);
2765 rval = EXT_STATUS_DATA_OVERRUN;
2768 case CS_BIDIR_RD_OVERRUN_WR_UNDERRUN:
2769 ql_dbg(ql_dbg_user, vha, 0x70b5,
2770 "Command completed with read data over and write data "
2771 "underrun thread_id=%d\n", thread_id);
2772 rval = EXT_STATUS_DATA_OVERRUN;
2775 case CS_BIDIR_RD_UNDERRUN:
2776 ql_dbg(ql_dbg_user, vha, 0x70b6,
2777 "Command completed with read data underrun "
2778 "thread_id=%d\n", thread_id);
2779 rval = EXT_STATUS_DATA_UNDERRUN;
2782 case CS_BIDIR_RD_UNDERRUN_WR_OVERRUN:
2783 ql_dbg(ql_dbg_user, vha, 0x70b7,
2784 "Command completed with read data under and write data "
2785 "overrun thread_id=%d\n", thread_id);
2786 rval = EXT_STATUS_DATA_UNDERRUN;
2789 case CS_BIDIR_RD_WR_UNDERRUN:
2790 ql_dbg(ql_dbg_user, vha, 0x70b8,
2791 "Command completed with read and write data underrun "
2792 "thread_id=%d\n", thread_id);
2793 rval = EXT_STATUS_DATA_UNDERRUN;
2797 ql_dbg(ql_dbg_user, vha, 0x70b9,
2798 "Command completed with data DMA error thread_id=%d\n",
2800 rval = EXT_STATUS_DMA_ERR;
2804 ql_dbg(ql_dbg_user, vha, 0x70ba,
2805 "Command completed with timeout thread_id=%d\n",
2807 rval = EXT_STATUS_TIMEOUT;
2810 ql_dbg(ql_dbg_user, vha, 0x70bb,
2811 "Command completed with completion status=0x%x "
2812 "thread_id=%d\n", comp_status, thread_id);
2813 rval = EXT_STATUS_ERR;
2816 bsg_reply->reply_payload_rcv_len = 0;
2819 /* Return the vendor specific reply to API */
2820 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] = rval;
2821 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
2822 /* Always return DID_OK, bsg will send the vendor specific response
2823 * in this case only */
2824 sp->done(sp, DID_OK << 16);
2829 * qla2x00_status_entry() - Process a Status IOCB entry.
2830 * @vha: SCSI driver HA context
2831 * @rsp: response queue
2832 * @pkt: Entry pointer
2835 qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
2839 struct scsi_cmnd *cp;
2840 sts_entry_t *sts = pkt;
2841 struct sts_entry_24xx *sts24 = pkt;
2842 uint16_t comp_status;
2843 uint16_t scsi_status;
2845 uint8_t lscsi_status;
2847 uint32_t sense_len, par_sense_len, rsp_info_len, resid_len,
2849 uint8_t *rsp_info, *sense_data;
2850 struct qla_hw_data *ha = vha->hw;
2853 struct req_que *req;
2856 uint16_t state_flags = 0;
2857 uint16_t retry_delay = 0;
2859 if (IS_FWI2_CAPABLE(ha)) {
2860 comp_status = le16_to_cpu(sts24->comp_status);
2861 scsi_status = le16_to_cpu(sts24->scsi_status) & SS_MASK;
2862 state_flags = le16_to_cpu(sts24->state_flags);
2864 comp_status = le16_to_cpu(sts->comp_status);
2865 scsi_status = le16_to_cpu(sts->scsi_status) & SS_MASK;
2867 handle = (uint32_t) LSW(sts->handle);
2868 que = MSW(sts->handle);
2869 req = ha->req_q_map[que];
2871 /* Check for invalid queue pointer */
2873 que >= find_first_zero_bit(ha->req_qid_map, ha->max_req_queues)) {
2874 ql_dbg(ql_dbg_io, vha, 0x3059,
2875 "Invalid status handle (0x%x): Bad req pointer. req=%p, "
2876 "que=%u.\n", sts->handle, req, que);
2880 /* Validate handle. */
2881 if (handle < req->num_outstanding_cmds) {
2882 sp = req->outstanding_cmds[handle];
2884 ql_dbg(ql_dbg_io, vha, 0x3075,
2885 "%s(%ld): Already returned command for status handle (0x%x).\n",
2886 __func__, vha->host_no, sts->handle);
2890 ql_dbg(ql_dbg_io, vha, 0x3017,
2891 "Invalid status handle, out of range (0x%x).\n",
2894 if (!test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
2895 if (IS_P3P_TYPE(ha))
2896 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
2898 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2899 qla2xxx_wake_dpc(vha);
2904 if (sp->cmd_type != TYPE_SRB) {
2905 req->outstanding_cmds[handle] = NULL;
2906 ql_dbg(ql_dbg_io, vha, 0x3015,
2907 "Unknown sp->cmd_type %x %p).\n",
2912 /* NVME completion. */
2913 if (sp->type == SRB_NVME_CMD) {
2914 req->outstanding_cmds[handle] = NULL;
2915 qla24xx_nvme_iocb_entry(vha, req, pkt, sp);
2919 if (unlikely((state_flags & BIT_1) && (sp->type == SRB_BIDI_CMD))) {
2920 qla25xx_process_bidir_status_iocb(vha, pkt, req, handle);
2924 /* Task Management completion. */
2925 if (sp->type == SRB_TM_CMD) {
2926 qla24xx_tm_iocb_entry(vha, req, pkt);
2930 /* Fast path completion. */
2931 if (comp_status == CS_COMPLETE && scsi_status == 0) {
2932 qla2x00_process_completed_request(vha, req, handle);
2937 req->outstanding_cmds[handle] = NULL;
2938 cp = GET_CMD_SP(sp);
2940 ql_dbg(ql_dbg_io, vha, 0x3018,
2941 "Command already returned (0x%x/%p).\n",
2947 lscsi_status = scsi_status & STATUS_MASK;
2949 fcport = sp->fcport;
2952 sense_len = par_sense_len = rsp_info_len = resid_len =
2954 if (IS_FWI2_CAPABLE(ha)) {
2955 u16 sts24_retry_delay = le16_to_cpu(sts24->retry_delay);
2957 if (scsi_status & SS_SENSE_LEN_VALID)
2958 sense_len = le32_to_cpu(sts24->sense_len);
2959 if (scsi_status & SS_RESPONSE_INFO_LEN_VALID)
2960 rsp_info_len = le32_to_cpu(sts24->rsp_data_len);
2961 if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER))
2962 resid_len = le32_to_cpu(sts24->rsp_residual_count);
2963 if (comp_status == CS_DATA_UNDERRUN)
2964 fw_resid_len = le32_to_cpu(sts24->residual_len);
2965 rsp_info = sts24->data;
2966 sense_data = sts24->data;
2967 host_to_fcp_swap(sts24->data, sizeof(sts24->data));
2968 ox_id = le16_to_cpu(sts24->ox_id);
2969 par_sense_len = sizeof(sts24->data);
2970 /* Valid values of the retry delay timer are 0x1-0xffef */
2971 if (sts24_retry_delay > 0 && sts24_retry_delay < 0xfff1) {
2972 retry_delay = sts24_retry_delay & 0x3fff;
2973 ql_dbg(ql_dbg_io, sp->vha, 0x3033,
2974 "%s: scope=%#x retry_delay=%#x\n", __func__,
2975 sts24_retry_delay >> 14, retry_delay);
2978 if (scsi_status & SS_SENSE_LEN_VALID)
2979 sense_len = le16_to_cpu(sts->req_sense_length);
2980 if (scsi_status & SS_RESPONSE_INFO_LEN_VALID)
2981 rsp_info_len = le16_to_cpu(sts->rsp_info_len);
2982 resid_len = le32_to_cpu(sts->residual_length);
2983 rsp_info = sts->rsp_info;
2984 sense_data = sts->req_sense_data;
2985 par_sense_len = sizeof(sts->req_sense_data);
2988 /* Check for any FCP transport errors. */
2989 if (scsi_status & SS_RESPONSE_INFO_LEN_VALID) {
2990 /* Sense data lies beyond any FCP RESPONSE data. */
2991 if (IS_FWI2_CAPABLE(ha)) {
2992 sense_data += rsp_info_len;
2993 par_sense_len -= rsp_info_len;
2995 if (rsp_info_len > 3 && rsp_info[3]) {
2996 ql_dbg(ql_dbg_io, fcport->vha, 0x3019,
2997 "FCP I/O protocol failure (0x%x/0x%x).\n",
2998 rsp_info_len, rsp_info[3]);
3000 res = DID_BUS_BUSY << 16;
3005 /* Check for overrun. */
3006 if (IS_FWI2_CAPABLE(ha) && comp_status == CS_COMPLETE &&
3007 scsi_status & SS_RESIDUAL_OVER)
3008 comp_status = CS_DATA_OVERRUN;
3011 * Check retry_delay_timer value if we receive a busy or
3014 if (lscsi_status == SAM_STAT_TASK_SET_FULL ||
3015 lscsi_status == SAM_STAT_BUSY)
3016 qla2x00_set_retry_delay_timestamp(fcport, retry_delay);
3019 * Based on Host and scsi status generate status code for Linux
3021 switch (comp_status) {
3024 if (scsi_status == 0) {
3028 if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER)) {
3030 scsi_set_resid(cp, resid);
3032 if (!lscsi_status &&
3033 ((unsigned)(scsi_bufflen(cp) - resid) <
3035 ql_dbg(ql_dbg_io, fcport->vha, 0x301a,
3036 "Mid-layer underflow detected (0x%x of 0x%x bytes).\n",
3037 resid, scsi_bufflen(cp));
3039 res = DID_ERROR << 16;
3043 res = DID_OK << 16 | lscsi_status;
3045 if (lscsi_status == SAM_STAT_TASK_SET_FULL) {
3046 ql_dbg(ql_dbg_io, fcport->vha, 0x301b,
3047 "QUEUE FULL detected.\n");
3051 if (lscsi_status != SS_CHECK_CONDITION)
3054 memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
3055 if (!(scsi_status & SS_SENSE_LEN_VALID))
3058 qla2x00_handle_sense(sp, sense_data, par_sense_len, sense_len,
3062 case CS_DATA_UNDERRUN:
3063 /* Use F/W calculated residual length. */
3064 resid = IS_FWI2_CAPABLE(ha) ? fw_resid_len : resid_len;
3065 scsi_set_resid(cp, resid);
3066 if (scsi_status & SS_RESIDUAL_UNDER) {
3067 if (IS_FWI2_CAPABLE(ha) && fw_resid_len != resid_len) {
3068 ql_dbg(ql_dbg_io, fcport->vha, 0x301d,
3069 "Dropped frame(s) detected (0x%x of 0x%x bytes).\n",
3070 resid, scsi_bufflen(cp));
3072 res = DID_ERROR << 16 | lscsi_status;
3073 goto check_scsi_status;
3076 if (!lscsi_status &&
3077 ((unsigned)(scsi_bufflen(cp) - resid) <
3079 ql_dbg(ql_dbg_io, fcport->vha, 0x301e,
3080 "Mid-layer underflow detected (0x%x of 0x%x bytes).\n",
3081 resid, scsi_bufflen(cp));
3083 res = DID_ERROR << 16;
3086 } else if (lscsi_status != SAM_STAT_TASK_SET_FULL &&
3087 lscsi_status != SAM_STAT_BUSY) {
3089 * scsi status of task set and busy are considered to be
3090 * task not completed.
3093 ql_dbg(ql_dbg_io, fcport->vha, 0x301f,
3094 "Dropped frame(s) detected (0x%x of 0x%x bytes).\n",
3095 resid, scsi_bufflen(cp));
3097 res = DID_ERROR << 16 | lscsi_status;
3098 goto check_scsi_status;
3100 ql_dbg(ql_dbg_io, fcport->vha, 0x3030,
3101 "scsi_status: 0x%x, lscsi_status: 0x%x\n",
3102 scsi_status, lscsi_status);
3105 res = DID_OK << 16 | lscsi_status;
3110 * Check to see if SCSI Status is non zero. If so report SCSI
3113 if (lscsi_status != 0) {
3114 if (lscsi_status == SAM_STAT_TASK_SET_FULL) {
3115 ql_dbg(ql_dbg_io, fcport->vha, 0x3020,
3116 "QUEUE FULL detected.\n");
3120 if (lscsi_status != SS_CHECK_CONDITION)
3123 memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
3124 if (!(scsi_status & SS_SENSE_LEN_VALID))
3127 qla2x00_handle_sense(sp, sense_data, par_sense_len,
3128 sense_len, rsp, res);
3132 case CS_PORT_LOGGED_OUT:
3133 case CS_PORT_CONFIG_CHG:
3136 case CS_PORT_UNAVAILABLE:
3141 * We are going to have the fc class block the rport
3142 * while we try to recover so instruct the mid layer
3143 * to requeue until the class decides how to handle this.
3145 res = DID_TRANSPORT_DISRUPTED << 16;
3147 if (comp_status == CS_TIMEOUT) {
3148 if (IS_FWI2_CAPABLE(ha))
3150 else if ((le16_to_cpu(sts->status_flags) &
3151 SF_LOGOUT_SENT) == 0)
3155 if (atomic_read(&fcport->state) == FCS_ONLINE) {
3156 ql_dbg(ql_dbg_disc, fcport->vha, 0x3021,
3157 "Port to be marked lost on fcport=%02x%02x%02x, current "
3158 "port state= %s comp_status %x.\n", fcport->d_id.b.domain,
3159 fcport->d_id.b.area, fcport->d_id.b.al_pa,
3160 port_state_str[FCS_ONLINE],
3163 qlt_schedule_sess_for_deletion(fcport);
3169 res = DID_RESET << 16;
3173 logit = qla2x00_handle_dif_error(sp, sts24);
3178 res = DID_ERROR << 16;
3180 if (!IS_PI_SPLIT_DET_CAPABLE(ha))
3183 if (state_flags & BIT_4)
3184 scmd_printk(KERN_WARNING, cp,
3185 "Unsupported device '%s' found.\n",
3186 cp->device->vendor);
3190 ql_log(ql_log_info, fcport->vha, 0x3022,
3191 "CS_DMA error: 0x%x-0x%x (0x%x) nexus=%ld:%d:%llu portid=%06x oxid=0x%x cdb=%10phN len=0x%x rsp_info=0x%x resid=0x%x fw_resid=0x%x sp=%p cp=%p.\n",
3192 comp_status, scsi_status, res, vha->host_no,
3193 cp->device->id, cp->device->lun, fcport->d_id.b24,
3194 ox_id, cp->cmnd, scsi_bufflen(cp), rsp_info_len,
3195 resid_len, fw_resid_len, sp, cp);
3196 ql_dump_buffer(ql_dbg_tgt + ql_dbg_verbose, vha, 0xe0ee,
3197 pkt, sizeof(*sts24));
3198 res = DID_ERROR << 16;
3201 res = DID_ERROR << 16;
3207 ql_dbg(ql_dbg_io, fcport->vha, 0x3022,
3208 "FCP command status: 0x%x-0x%x (0x%x) nexus=%ld:%d:%llu "
3209 "portid=%02x%02x%02x oxid=0x%x cdb=%10phN len=0x%x "
3210 "rsp_info=0x%x resid=0x%x fw_resid=0x%x sp=%p cp=%p.\n",
3211 comp_status, scsi_status, res, vha->host_no,
3212 cp->device->id, cp->device->lun, fcport->d_id.b.domain,
3213 fcport->d_id.b.area, fcport->d_id.b.al_pa, ox_id,
3214 cp->cmnd, scsi_bufflen(cp), rsp_info_len,
3215 resid_len, fw_resid_len, sp, cp);
3217 if (rsp->status_srb == NULL)
3222 * qla2x00_status_cont_entry() - Process a Status Continuations entry.
3223 * @rsp: response queue
3224 * @pkt: Entry pointer
3226 * Extended sense data.
3229 qla2x00_status_cont_entry(struct rsp_que *rsp, sts_cont_entry_t *pkt)
3231 uint8_t sense_sz = 0;
3232 struct qla_hw_data *ha = rsp->hw;
3233 struct scsi_qla_host *vha = pci_get_drvdata(ha->pdev);
3234 srb_t *sp = rsp->status_srb;
3235 struct scsi_cmnd *cp;
3239 if (!sp || !GET_CMD_SENSE_LEN(sp))
3242 sense_len = GET_CMD_SENSE_LEN(sp);
3243 sense_ptr = GET_CMD_SENSE_PTR(sp);
3245 cp = GET_CMD_SP(sp);
3247 ql_log(ql_log_warn, vha, 0x3025,
3248 "cmd is NULL: already returned to OS (sp=%p).\n", sp);
3250 rsp->status_srb = NULL;
3254 if (sense_len > sizeof(pkt->data))
3255 sense_sz = sizeof(pkt->data);
3257 sense_sz = sense_len;
3259 /* Move sense data. */
3260 if (IS_FWI2_CAPABLE(ha))
3261 host_to_fcp_swap(pkt->data, sizeof(pkt->data));
3262 memcpy(sense_ptr, pkt->data, sense_sz);
3263 ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302c,
3264 sense_ptr, sense_sz);
3266 sense_len -= sense_sz;
3267 sense_ptr += sense_sz;
3269 SET_CMD_SENSE_PTR(sp, sense_ptr);
3270 SET_CMD_SENSE_LEN(sp, sense_len);
3272 /* Place command on done queue. */
3273 if (sense_len == 0) {
3274 rsp->status_srb = NULL;
3275 sp->done(sp, cp->result);
3280 * qla2x00_error_entry() - Process an error entry.
3281 * @vha: SCSI driver HA context
3282 * @rsp: response queue
3283 * @pkt: Entry pointer
3284 * return : 1=allow further error analysis. 0=no additional error analysis.
3287 qla2x00_error_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, sts_entry_t *pkt)
3290 struct qla_hw_data *ha = vha->hw;
3291 const char func[] = "ERROR-IOCB";
3292 uint16_t que = MSW(pkt->handle);
3293 struct req_que *req = NULL;
3294 int res = DID_ERROR << 16;
3296 ql_dbg(ql_dbg_async, vha, 0x502a,
3297 "iocb type %xh with error status %xh, handle %xh, rspq id %d\n",
3298 pkt->entry_type, pkt->entry_status, pkt->handle, rsp->id);
3300 if (que >= ha->max_req_queues || !ha->req_q_map[que])
3303 req = ha->req_q_map[que];
3305 if (pkt->entry_status & RF_BUSY)
3306 res = DID_BUS_BUSY << 16;
3308 if ((pkt->handle & ~QLA_TGT_HANDLE_MASK) == QLA_TGT_SKIP_HANDLE)
3311 switch (pkt->entry_type) {
3312 case NOTIFY_ACK_TYPE:
3314 case STATUS_CONT_TYPE:
3315 case LOGINOUT_PORT_IOCB_TYPE:
3318 case ABORT_IOCB_TYPE:
3321 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
3328 case ABTS_RESP_24XX:
3334 ql_log(ql_log_warn, vha, 0x5030,
3335 "Error entry - invalid handle/queue (%04x).\n", que);
3340 * qla24xx_mbx_completion() - Process mailbox command completions.
3341 * @vha: SCSI driver HA context
3342 * @mb0: Mailbox0 register
3345 qla24xx_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0)
3349 __le16 __iomem *wptr;
3350 struct qla_hw_data *ha = vha->hw;
3351 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
3353 /* Read all mbox registers? */
3354 WARN_ON_ONCE(ha->mbx_count > 32);
3355 mboxes = (1ULL << ha->mbx_count) - 1;
3357 ql_dbg(ql_dbg_async, vha, 0x504e, "MBX pointer ERROR.\n");
3359 mboxes = ha->mcp->in_mb;
3361 /* Load return mailbox registers. */
3362 ha->flags.mbox_int = 1;
3363 ha->mailbox_out[0] = mb0;
3365 wptr = ®->mailbox1;
3367 for (cnt = 1; cnt < ha->mbx_count; cnt++) {
3369 ha->mailbox_out[cnt] = rd_reg_word(wptr);
3377 qla24xx_abort_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
3378 struct abort_entry_24xx *pkt)
3380 const char func[] = "ABT_IOCB";
3382 struct srb_iocb *abt;
3384 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
3388 abt = &sp->u.iocb_cmd;
3389 abt->u.abt.comp_status = pkt->nport_handle;
3393 void qla24xx_nvme_ls4_iocb(struct scsi_qla_host *vha,
3394 struct pt_ls4_request *pkt, struct req_que *req)
3397 const char func[] = "LS4_IOCB";
3398 uint16_t comp_status;
3400 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
3404 comp_status = le16_to_cpu(pkt->status);
3405 sp->done(sp, comp_status);
3409 * qla24xx_process_response_queue() - Process response queue entries.
3410 * @vha: SCSI driver HA context
3411 * @rsp: response queue
3413 void qla24xx_process_response_queue(struct scsi_qla_host *vha,
3414 struct rsp_que *rsp)
3416 struct sts_entry_24xx *pkt;
3417 struct qla_hw_data *ha = vha->hw;
3418 struct purex_entry_24xx *purex_entry;
3419 struct purex_item *pure_item;
3421 if (!ha->flags.fw_started)
3424 if (rsp->qpair->cpuid != smp_processor_id())
3425 qla_cpu_update(rsp->qpair, smp_processor_id());
3427 while (rsp->ring_ptr->signature != RESPONSE_PROCESSED) {
3428 pkt = (struct sts_entry_24xx *)rsp->ring_ptr;
3431 if (rsp->ring_index == rsp->length) {
3432 rsp->ring_index = 0;
3433 rsp->ring_ptr = rsp->ring;
3438 if (pkt->entry_status != 0) {
3439 if (qla2x00_error_entry(vha, rsp, (sts_entry_t *) pkt))
3442 ((response_t *)pkt)->signature = RESPONSE_PROCESSED;
3448 switch (pkt->entry_type) {
3450 qla2x00_status_entry(vha, rsp, pkt);
3452 case STATUS_CONT_TYPE:
3453 qla2x00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt);
3455 case VP_RPT_ID_IOCB_TYPE:
3456 qla24xx_report_id_acquisition(vha,
3457 (struct vp_rpt_id_entry_24xx *)pkt);
3459 case LOGINOUT_PORT_IOCB_TYPE:
3460 qla24xx_logio_entry(vha, rsp->req,
3461 (struct logio_entry_24xx *)pkt);
3464 qla24xx_els_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE);
3467 qla24xx_els_ct_entry(vha, rsp->req, pkt, ELS_IOCB_TYPE);
3469 case ABTS_RECV_24XX:
3470 if (qla_ini_mode_enabled(vha)) {
3471 pure_item = qla24xx_copy_std_pkt(vha, pkt);
3474 qla24xx_queue_purex_item(vha, pure_item,
3475 qla24xx_process_abts);
3478 if (IS_QLA83XX(ha) || IS_QLA27XX(ha) ||
3480 /* ensure that the ATIO queue is empty */
3481 qlt_handle_abts_recv(vha, rsp,
3485 qlt_24xx_process_atio_queue(vha, 1);
3488 case ABTS_RESP_24XX:
3491 qlt_response_pkt_all_vps(vha, rsp, (response_t *)pkt);
3493 case PT_LS4_REQUEST:
3494 qla24xx_nvme_ls4_iocb(vha, (struct pt_ls4_request *)pkt,
3497 case NOTIFY_ACK_TYPE:
3498 if (pkt->handle == QLA_TGT_SKIP_HANDLE)
3499 qlt_response_pkt_all_vps(vha, rsp,
3502 qla24xxx_nack_iocb_entry(vha, rsp->req,
3503 (struct nack_to_isp *)pkt);
3506 /* Do nothing in this case, this check is to prevent it
3507 * from falling into default case
3510 case ABORT_IOCB_TYPE:
3511 qla24xx_abort_iocb_entry(vha, rsp->req,
3512 (struct abort_entry_24xx *)pkt);
3515 qla24xx_mbx_iocb_entry(vha, rsp->req,
3516 (struct mbx_24xx_entry *)pkt);
3518 case VP_CTRL_IOCB_TYPE:
3519 qla_ctrlvp_completed(vha, rsp->req,
3520 (struct vp_ctrl_entry_24xx *)pkt);
3522 case PUREX_IOCB_TYPE:
3523 purex_entry = (void *)pkt;
3524 switch (purex_entry->els_frame_payload[3]) {
3526 pure_item = qla24xx_copy_std_pkt(vha, pkt);
3529 qla24xx_queue_purex_item(vha, pure_item,
3530 qla24xx_process_purex_rdp);
3533 if (!vha->hw->flags.scm_enabled) {
3534 ql_log(ql_log_warn, vha, 0x5094,
3535 "SCM not active for this port\n");
3538 pure_item = qla27xx_copy_fpin_pkt(vha,
3539 (void **)&pkt, &rsp);
3542 qla24xx_queue_purex_item(vha, pure_item,
3543 qla27xx_process_purex_fpin);
3547 ql_log(ql_log_warn, vha, 0x509c,
3548 "Discarding ELS Request opcode 0x%x\n",
3549 purex_entry->els_frame_payload[3]);
3553 /* Type Not Supported. */
3554 ql_dbg(ql_dbg_async, vha, 0x5042,
3555 "Received unknown response pkt type 0x%x entry status=%x.\n",
3556 pkt->entry_type, pkt->entry_status);
3559 ((response_t *)pkt)->signature = RESPONSE_PROCESSED;
3563 /* Adjust ring index */
3564 if (IS_P3P_TYPE(ha)) {
3565 struct device_reg_82xx __iomem *reg = &ha->iobase->isp82;
3567 wrt_reg_dword(®->rsp_q_out[0], rsp->ring_index);
3569 wrt_reg_dword(rsp->rsp_q_out, rsp->ring_index);
3574 qla2xxx_check_risc_status(scsi_qla_host_t *vha)
3578 struct qla_hw_data *ha = vha->hw;
3579 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
3581 if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha) &&
3582 !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
3586 wrt_reg_dword(®->iobase_addr, 0x7C00);
3587 rd_reg_dword(®->iobase_addr);
3588 wrt_reg_dword(®->iobase_window, 0x0001);
3589 for (cnt = 10000; (rd_reg_dword(®->iobase_window) & BIT_0) == 0 &&
3590 rval == QLA_SUCCESS; cnt--) {
3592 wrt_reg_dword(®->iobase_window, 0x0001);
3595 rval = QLA_FUNCTION_TIMEOUT;
3597 if (rval == QLA_SUCCESS)
3601 wrt_reg_dword(®->iobase_window, 0x0003);
3602 for (cnt = 100; (rd_reg_dword(®->iobase_window) & BIT_0) == 0 &&
3603 rval == QLA_SUCCESS; cnt--) {
3605 wrt_reg_dword(®->iobase_window, 0x0003);
3608 rval = QLA_FUNCTION_TIMEOUT;
3610 if (rval != QLA_SUCCESS)
3614 if (rd_reg_dword(®->iobase_c8) & BIT_3)
3615 ql_log(ql_log_info, vha, 0x504c,
3616 "Additional code -- 0x55AA.\n");
3619 wrt_reg_dword(®->iobase_window, 0x0000);
3620 rd_reg_dword(®->iobase_window);
3624 * qla24xx_intr_handler() - Process interrupts for the ISP23xx and ISP24xx.
3625 * @irq: interrupt number
3626 * @dev_id: SCSI driver HA context
3628 * Called by system whenever the host adapter generates an interrupt.
3630 * Returns handled flag.
3633 qla24xx_intr_handler(int irq, void *dev_id)
3635 scsi_qla_host_t *vha;
3636 struct qla_hw_data *ha;
3637 struct device_reg_24xx __iomem *reg;
3643 struct rsp_que *rsp;
3644 unsigned long flags;
3645 bool process_atio = false;
3647 rsp = (struct rsp_que *) dev_id;
3649 ql_log(ql_log_info, NULL, 0x5059,
3650 "%s: NULL response queue pointer.\n", __func__);
3655 reg = &ha->iobase->isp24;
3658 if (unlikely(pci_channel_offline(ha->pdev)))
3661 spin_lock_irqsave(&ha->hardware_lock, flags);
3662 vha = pci_get_drvdata(ha->pdev);
3663 for (iter = 50; iter--; ) {
3664 stat = rd_reg_dword(®->host_status);
3665 if (qla2x00_check_reg32_for_disconnect(vha, stat))
3667 if (stat & HSRX_RISC_PAUSED) {
3668 if (unlikely(pci_channel_offline(ha->pdev)))
3671 hccr = rd_reg_dword(®->hccr);
3673 ql_log(ql_log_warn, vha, 0x504b,
3674 "RISC paused -- HCCR=%x, Dumping firmware.\n",
3677 qla2xxx_check_risc_status(vha);
3679 ha->isp_ops->fw_dump(vha);
3680 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
3682 } else if ((stat & HSRX_RISC_INT) == 0)
3685 switch (stat & 0xff) {
3686 case INTR_ROM_MB_SUCCESS:
3687 case INTR_ROM_MB_FAILED:
3688 case INTR_MB_SUCCESS:
3689 case INTR_MB_FAILED:
3690 qla24xx_mbx_completion(vha, MSW(stat));
3691 status |= MBX_INTERRUPT;
3694 case INTR_ASYNC_EVENT:
3696 mb[1] = rd_reg_word(®->mailbox1);
3697 mb[2] = rd_reg_word(®->mailbox2);
3698 mb[3] = rd_reg_word(®->mailbox3);
3699 qla2x00_async_event(vha, rsp, mb);
3701 case INTR_RSP_QUE_UPDATE:
3702 case INTR_RSP_QUE_UPDATE_83XX:
3703 qla24xx_process_response_queue(vha, rsp);
3705 case INTR_ATIO_QUE_UPDATE_27XX:
3706 case INTR_ATIO_QUE_UPDATE:
3707 process_atio = true;
3709 case INTR_ATIO_RSP_QUE_UPDATE:
3710 process_atio = true;
3711 qla24xx_process_response_queue(vha, rsp);
3714 ql_dbg(ql_dbg_async, vha, 0x504f,
3715 "Unrecognized interrupt type (%d).\n", stat * 0xff);
3718 wrt_reg_dword(®->hccr, HCCRX_CLR_RISC_INT);
3719 rd_reg_dword_relaxed(®->hccr);
3720 if (unlikely(IS_QLA83XX(ha) && (ha->pdev->revision == 1)))
3723 qla2x00_handle_mbx_completion(ha, status);
3724 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3727 spin_lock_irqsave(&ha->tgt.atio_lock, flags);
3728 qlt_24xx_process_atio_queue(vha, 0);
3729 spin_unlock_irqrestore(&ha->tgt.atio_lock, flags);
3736 qla24xx_msix_rsp_q(int irq, void *dev_id)
3738 struct qla_hw_data *ha;
3739 struct rsp_que *rsp;
3740 struct device_reg_24xx __iomem *reg;
3741 struct scsi_qla_host *vha;
3742 unsigned long flags;
3744 rsp = (struct rsp_que *) dev_id;
3746 ql_log(ql_log_info, NULL, 0x505a,
3747 "%s: NULL response queue pointer.\n", __func__);
3751 reg = &ha->iobase->isp24;
3753 spin_lock_irqsave(&ha->hardware_lock, flags);
3755 vha = pci_get_drvdata(ha->pdev);
3756 qla24xx_process_response_queue(vha, rsp);
3757 if (!ha->flags.disable_msix_handshake) {
3758 wrt_reg_dword(®->hccr, HCCRX_CLR_RISC_INT);
3759 rd_reg_dword_relaxed(®->hccr);
3761 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3767 qla24xx_msix_default(int irq, void *dev_id)
3769 scsi_qla_host_t *vha;
3770 struct qla_hw_data *ha;
3771 struct rsp_que *rsp;
3772 struct device_reg_24xx __iomem *reg;
3777 unsigned long flags;
3778 bool process_atio = false;
3780 rsp = (struct rsp_que *) dev_id;
3782 ql_log(ql_log_info, NULL, 0x505c,
3783 "%s: NULL response queue pointer.\n", __func__);
3787 reg = &ha->iobase->isp24;
3790 spin_lock_irqsave(&ha->hardware_lock, flags);
3791 vha = pci_get_drvdata(ha->pdev);
3793 stat = rd_reg_dword(®->host_status);
3794 if (qla2x00_check_reg32_for_disconnect(vha, stat))
3796 if (stat & HSRX_RISC_PAUSED) {
3797 if (unlikely(pci_channel_offline(ha->pdev)))
3800 hccr = rd_reg_dword(®->hccr);
3802 ql_log(ql_log_info, vha, 0x5050,
3803 "RISC paused -- HCCR=%x, Dumping firmware.\n",
3806 qla2xxx_check_risc_status(vha);
3808 ha->isp_ops->fw_dump(vha);
3809 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
3811 } else if ((stat & HSRX_RISC_INT) == 0)
3814 switch (stat & 0xff) {
3815 case INTR_ROM_MB_SUCCESS:
3816 case INTR_ROM_MB_FAILED:
3817 case INTR_MB_SUCCESS:
3818 case INTR_MB_FAILED:
3819 qla24xx_mbx_completion(vha, MSW(stat));
3820 status |= MBX_INTERRUPT;
3823 case INTR_ASYNC_EVENT:
3825 mb[1] = rd_reg_word(®->mailbox1);
3826 mb[2] = rd_reg_word(®->mailbox2);
3827 mb[3] = rd_reg_word(®->mailbox3);
3828 qla2x00_async_event(vha, rsp, mb);
3830 case INTR_RSP_QUE_UPDATE:
3831 case INTR_RSP_QUE_UPDATE_83XX:
3832 qla24xx_process_response_queue(vha, rsp);
3834 case INTR_ATIO_QUE_UPDATE_27XX:
3835 case INTR_ATIO_QUE_UPDATE:
3836 process_atio = true;
3838 case INTR_ATIO_RSP_QUE_UPDATE:
3839 process_atio = true;
3840 qla24xx_process_response_queue(vha, rsp);
3843 ql_dbg(ql_dbg_async, vha, 0x5051,
3844 "Unrecognized interrupt type (%d).\n", stat & 0xff);
3847 wrt_reg_dword(®->hccr, HCCRX_CLR_RISC_INT);
3849 qla2x00_handle_mbx_completion(ha, status);
3850 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3853 spin_lock_irqsave(&ha->tgt.atio_lock, flags);
3854 qlt_24xx_process_atio_queue(vha, 0);
3855 spin_unlock_irqrestore(&ha->tgt.atio_lock, flags);
3862 qla2xxx_msix_rsp_q(int irq, void *dev_id)
3864 struct qla_hw_data *ha;
3865 struct qla_qpair *qpair;
3869 ql_log(ql_log_info, NULL, 0x505b,
3870 "%s: NULL response queue pointer.\n", __func__);
3875 queue_work(ha->wq, &qpair->q_work);
3881 qla2xxx_msix_rsp_q_hs(int irq, void *dev_id)
3883 struct qla_hw_data *ha;
3884 struct qla_qpair *qpair;
3885 struct device_reg_24xx __iomem *reg;
3886 unsigned long flags;
3890 ql_log(ql_log_info, NULL, 0x505b,
3891 "%s: NULL response queue pointer.\n", __func__);
3896 reg = &ha->iobase->isp24;
3897 spin_lock_irqsave(&ha->hardware_lock, flags);
3898 wrt_reg_dword(®->hccr, HCCRX_CLR_RISC_INT);
3899 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3901 queue_work(ha->wq, &qpair->q_work);
3906 /* Interrupt handling helpers. */
3908 struct qla_init_msix_entry {
3910 irq_handler_t handler;
3913 static const struct qla_init_msix_entry msix_entries[] = {
3914 { "default", qla24xx_msix_default },
3915 { "rsp_q", qla24xx_msix_rsp_q },
3916 { "atio_q", qla83xx_msix_atio_q },
3917 { "qpair_multiq", qla2xxx_msix_rsp_q },
3918 { "qpair_multiq_hs", qla2xxx_msix_rsp_q_hs },
3921 static const struct qla_init_msix_entry qla82xx_msix_entries[] = {
3922 { "qla2xxx (default)", qla82xx_msix_default },
3923 { "qla2xxx (rsp_q)", qla82xx_msix_rsp_q },
3927 qla24xx_enable_msix(struct qla_hw_data *ha, struct rsp_que *rsp)
3930 struct qla_msix_entry *qentry;
3931 scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
3932 int min_vecs = QLA_BASE_VECTORS;
3933 struct irq_affinity desc = {
3934 .pre_vectors = QLA_BASE_VECTORS,
3937 if (QLA_TGT_MODE_ENABLED() && (ql2xenablemsix != 0) &&
3938 IS_ATIO_MSIX_CAPABLE(ha)) {
3943 if (USER_CTRL_IRQ(ha) || !ha->mqiobase) {
3944 /* user wants to control IRQ setting for target mode */
3945 ret = pci_alloc_irq_vectors(ha->pdev, min_vecs,
3946 ha->msix_count, PCI_IRQ_MSIX);
3948 ret = pci_alloc_irq_vectors_affinity(ha->pdev, min_vecs,
3949 ha->msix_count, PCI_IRQ_MSIX | PCI_IRQ_AFFINITY,
3953 ql_log(ql_log_fatal, vha, 0x00c7,
3954 "MSI-X: Failed to enable support, "
3955 "giving up -- %d/%d.\n",
3956 ha->msix_count, ret);
3958 } else if (ret < ha->msix_count) {
3959 ql_log(ql_log_info, vha, 0x00c6,
3960 "MSI-X: Using %d vectors\n", ret);
3961 ha->msix_count = ret;
3962 /* Recalculate queue values */
3963 if (ha->mqiobase && (ql2xmqsupport || ql2xnvmeenable)) {
3964 ha->max_req_queues = ha->msix_count - 1;
3966 /* ATIOQ needs 1 vector. That's 1 less QPair */
3967 if (QLA_TGT_MODE_ENABLED())
3968 ha->max_req_queues--;
3970 ha->max_rsp_queues = ha->max_req_queues;
3972 ha->max_qpairs = ha->max_req_queues - 1;
3973 ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0190,
3974 "Adjusted Max no of queues pairs: %d.\n", ha->max_qpairs);
3977 vha->irq_offset = desc.pre_vectors;
3978 ha->msix_entries = kcalloc(ha->msix_count,
3979 sizeof(struct qla_msix_entry),
3981 if (!ha->msix_entries) {
3982 ql_log(ql_log_fatal, vha, 0x00c8,
3983 "Failed to allocate memory for ha->msix_entries.\n");
3987 ha->flags.msix_enabled = 1;
3989 for (i = 0; i < ha->msix_count; i++) {
3990 qentry = &ha->msix_entries[i];
3991 qentry->vector = pci_irq_vector(ha->pdev, i);
3993 qentry->have_irq = 0;
3995 qentry->handle = NULL;
3998 /* Enable MSI-X vectors for the base queue */
3999 for (i = 0; i < QLA_BASE_VECTORS; i++) {
4000 qentry = &ha->msix_entries[i];
4001 qentry->handle = rsp;
4003 scnprintf(qentry->name, sizeof(qentry->name),
4004 "qla2xxx%lu_%s", vha->host_no, msix_entries[i].name);
4005 if (IS_P3P_TYPE(ha))
4006 ret = request_irq(qentry->vector,
4007 qla82xx_msix_entries[i].handler,
4008 0, qla82xx_msix_entries[i].name, rsp);
4010 ret = request_irq(qentry->vector,
4011 msix_entries[i].handler,
4012 0, qentry->name, rsp);
4014 goto msix_register_fail;
4015 qentry->have_irq = 1;
4020 * If target mode is enable, also request the vector for the ATIO
4023 if (QLA_TGT_MODE_ENABLED() && (ql2xenablemsix != 0) &&
4024 IS_ATIO_MSIX_CAPABLE(ha)) {
4025 qentry = &ha->msix_entries[QLA_ATIO_VECTOR];
4027 qentry->handle = rsp;
4028 scnprintf(qentry->name, sizeof(qentry->name),
4029 "qla2xxx%lu_%s", vha->host_no,
4030 msix_entries[QLA_ATIO_VECTOR].name);
4032 ret = request_irq(qentry->vector,
4033 msix_entries[QLA_ATIO_VECTOR].handler,
4034 0, qentry->name, rsp);
4035 qentry->have_irq = 1;
4040 ql_log(ql_log_fatal, vha, 0x00cb,
4041 "MSI-X: unable to register handler -- %x/%d.\n",
4042 qentry->vector, ret);
4043 qla2x00_free_irqs(vha);
4048 /* Enable MSI-X vector for response queue update for queue 0 */
4049 if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
4050 if (ha->msixbase && ha->mqiobase &&
4051 (ha->max_rsp_queues > 1 || ha->max_req_queues > 1 ||
4056 (ha->max_rsp_queues > 1 || ha->max_req_queues > 1 ||
4059 ql_dbg(ql_dbg_multiq, vha, 0xc005,
4060 "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n",
4061 ha->mqiobase, ha->max_rsp_queues, ha->max_req_queues);
4062 ql_dbg(ql_dbg_init, vha, 0x0055,
4063 "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n",
4064 ha->mqiobase, ha->max_rsp_queues, ha->max_req_queues);
4070 pci_free_irq_vectors(ha->pdev);
4075 qla2x00_request_irqs(struct qla_hw_data *ha, struct rsp_que *rsp)
4077 int ret = QLA_FUNCTION_FAILED;
4078 device_reg_t *reg = ha->iobase;
4079 scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
4081 /* If possible, enable MSI-X. */
4082 if (ql2xenablemsix == 0 || (!IS_QLA2432(ha) && !IS_QLA2532(ha) &&
4083 !IS_QLA8432(ha) && !IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha) &&
4084 !IS_QLAFX00(ha) && !IS_QLA27XX(ha) && !IS_QLA28XX(ha)))
4087 if (ql2xenablemsix == 2)
4090 if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_HP &&
4091 (ha->pdev->subsystem_device == 0x7040 ||
4092 ha->pdev->subsystem_device == 0x7041 ||
4093 ha->pdev->subsystem_device == 0x1705)) {
4094 ql_log(ql_log_warn, vha, 0x0034,
4095 "MSI-X: Unsupported ISP 2432 SSVID/SSDID (0x%X,0x%X).\n",
4096 ha->pdev->subsystem_vendor,
4097 ha->pdev->subsystem_device);
4101 if (IS_QLA2432(ha) && (ha->pdev->revision < QLA_MSIX_CHIP_REV_24XX)) {
4102 ql_log(ql_log_warn, vha, 0x0035,
4103 "MSI-X; Unsupported ISP2432 (0x%X, 0x%X).\n",
4104 ha->pdev->revision, QLA_MSIX_CHIP_REV_24XX);
4108 ret = qla24xx_enable_msix(ha, rsp);
4110 ql_dbg(ql_dbg_init, vha, 0x0036,
4111 "MSI-X: Enabled (0x%X, 0x%X).\n",
4112 ha->chip_revision, ha->fw_attributes);
4113 goto clear_risc_ints;
4118 ql_log(ql_log_info, vha, 0x0037,
4119 "Falling back-to MSI mode -- ret=%d.\n", ret);
4121 if (!IS_QLA24XX(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha) &&
4122 !IS_QLA8001(ha) && !IS_P3P_TYPE(ha) && !IS_QLAFX00(ha) &&
4123 !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
4126 ret = pci_alloc_irq_vectors(ha->pdev, 1, 1, PCI_IRQ_MSI);
4128 ql_dbg(ql_dbg_init, vha, 0x0038,
4130 ha->flags.msi_enabled = 1;
4132 ql_log(ql_log_warn, vha, 0x0039,
4133 "Falling back-to INTa mode -- ret=%d.\n", ret);
4136 /* Skip INTx on ISP82xx. */
4137 if (!ha->flags.msi_enabled && IS_QLA82XX(ha))
4138 return QLA_FUNCTION_FAILED;
4140 ret = request_irq(ha->pdev->irq, ha->isp_ops->intr_handler,
4141 ha->flags.msi_enabled ? 0 : IRQF_SHARED,
4142 QLA2XXX_DRIVER_NAME, rsp);
4144 ql_log(ql_log_warn, vha, 0x003a,
4145 "Failed to reserve interrupt %d already in use.\n",
4148 } else if (!ha->flags.msi_enabled) {
4149 ql_dbg(ql_dbg_init, vha, 0x0125,
4150 "INTa mode: Enabled.\n");
4151 ha->flags.mr_intr_valid = 1;
4155 if (IS_FWI2_CAPABLE(ha) || IS_QLAFX00(ha))
4158 spin_lock_irq(&ha->hardware_lock);
4159 wrt_reg_word(®->isp.semaphore, 0);
4160 spin_unlock_irq(&ha->hardware_lock);
4167 qla2x00_free_irqs(scsi_qla_host_t *vha)
4169 struct qla_hw_data *ha = vha->hw;
4170 struct rsp_que *rsp;
4171 struct qla_msix_entry *qentry;
4175 * We need to check that ha->rsp_q_map is valid in case we are called
4176 * from a probe failure context.
4178 if (!ha->rsp_q_map || !ha->rsp_q_map[0])
4180 rsp = ha->rsp_q_map[0];
4182 if (ha->flags.msix_enabled) {
4183 for (i = 0; i < ha->msix_count; i++) {
4184 qentry = &ha->msix_entries[i];
4185 if (qentry->have_irq) {
4186 irq_set_affinity_notifier(qentry->vector, NULL);
4187 free_irq(pci_irq_vector(ha->pdev, i), qentry->handle);
4190 kfree(ha->msix_entries);
4191 ha->msix_entries = NULL;
4192 ha->flags.msix_enabled = 0;
4193 ql_dbg(ql_dbg_init, vha, 0x0042,
4194 "Disabled MSI-X.\n");
4196 free_irq(pci_irq_vector(ha->pdev, 0), rsp);
4200 pci_free_irq_vectors(ha->pdev);
4203 int qla25xx_request_irq(struct qla_hw_data *ha, struct qla_qpair *qpair,
4204 struct qla_msix_entry *msix, int vector_type)
4206 const struct qla_init_msix_entry *intr = &msix_entries[vector_type];
4207 scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
4210 scnprintf(msix->name, sizeof(msix->name),
4211 "qla2xxx%lu_qpair%d", vha->host_no, qpair->id);
4212 ret = request_irq(msix->vector, intr->handler, 0, msix->name, qpair);
4214 ql_log(ql_log_fatal, vha, 0x00e6,
4215 "MSI-X: Unable to register handler -- %x/%d.\n",
4220 msix->handle = qpair;