| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * QLogic Fibre Channel HBA Driver |
| * Copyright (c) 2003-2014 QLogic Corporation |
| */ |
| #include "qla_def.h" |
| #include "qla_target.h" |
| #include "qla_gbl.h" |
| |
| #include <linux/delay.h> |
| #include <linux/slab.h> |
| #include <linux/cpu.h> |
| #include <linux/t10-pi.h> |
| #include <scsi/scsi_tcq.h> |
| #include <scsi/scsi_bsg_fc.h> |
| #include <scsi/scsi_eh.h> |
| #include <scsi/fc/fc_fs.h> |
| #include <linux/nvme-fc-driver.h> |
| |
| static void qla2x00_mbx_completion(scsi_qla_host_t *, uint16_t); |
| static void qla2x00_status_entry(scsi_qla_host_t *, struct rsp_que *, void *); |
| static void qla2x00_status_cont_entry(struct rsp_que *, sts_cont_entry_t *); |
| static int qla2x00_error_entry(scsi_qla_host_t *, struct rsp_que *, |
| sts_entry_t *); |
| static void qla27xx_process_purex_fpin(struct scsi_qla_host *vha, |
| struct purex_item *item); |
| static struct purex_item *qla24xx_alloc_purex_item(scsi_qla_host_t *vha, |
| uint16_t size); |
| static struct purex_item *qla24xx_copy_std_pkt(struct scsi_qla_host *vha, |
| void *pkt); |
| static struct purex_item *qla27xx_copy_fpin_pkt(struct scsi_qla_host *vha, |
| void **pkt, struct rsp_que **rsp); |
| |
| static void |
| qla27xx_process_purex_fpin(struct scsi_qla_host *vha, struct purex_item *item) |
| { |
| void *pkt = &item->iocb; |
| uint16_t pkt_size = item->size; |
| |
| ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x508d, |
| "%s: Enter\n", __func__); |
| |
| ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x508e, |
| "-------- ELS REQ -------\n"); |
| ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x508f, |
| pkt, pkt_size); |
| |
| fc_host_fpin_rcv(vha->host, pkt_size, (char *)pkt, 0); |
| } |
| |
| const char *const port_state_str[] = { |
| [FCS_UNKNOWN] = "Unknown", |
| [FCS_UNCONFIGURED] = "UNCONFIGURED", |
| [FCS_DEVICE_DEAD] = "DEAD", |
| [FCS_DEVICE_LOST] = "LOST", |
| [FCS_ONLINE] = "ONLINE" |
| }; |
| |
| #define SFP_DISABLE_LASER_INITIATED 0x15 /* Sub code of 8070 AEN */ |
| #define SFP_ENABLE_LASER_INITIATED 0x16 /* Sub code of 8070 AEN */ |
| |
| static inline void display_Laser_info(scsi_qla_host_t *vha, |
| u16 mb1, u16 mb2, u16 mb3) { |
| |
| if (mb1 == SFP_DISABLE_LASER_INITIATED) |
| ql_log(ql_log_warn, vha, 0xf0a2, |
| "SFP temperature (%d C) reached/exceeded the threshold (%d C). Laser is disabled.\n", |
| mb3, mb2); |
| if (mb1 == SFP_ENABLE_LASER_INITIATED) |
| ql_log(ql_log_warn, vha, 0xf0a3, |
| "SFP temperature (%d C) reached normal operating level. Laser is enabled.\n", |
| mb3); |
| } |
| |
| static void |
| qla24xx_process_abts(struct scsi_qla_host *vha, struct purex_item *pkt) |
| { |
| struct abts_entry_24xx *abts = |
| (struct abts_entry_24xx *)&pkt->iocb; |
| struct qla_hw_data *ha = vha->hw; |
| struct els_entry_24xx *rsp_els; |
| struct abts_entry_24xx *abts_rsp; |
| dma_addr_t dma; |
| uint32_t fctl; |
| int rval; |
| |
| ql_dbg(ql_dbg_init, vha, 0x0286, "%s: entered.\n", __func__); |
| |
| ql_log(ql_log_warn, vha, 0x0287, |
| "Processing ABTS xchg=%#x oxid=%#x rxid=%#x seqid=%#x seqcnt=%#x\n", |
| abts->rx_xch_addr_to_abort, abts->ox_id, abts->rx_id, |
| abts->seq_id, abts->seq_cnt); |
| ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0287, |
| "-------- ABTS RCV -------\n"); |
| ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x0287, |
| (uint8_t *)abts, sizeof(*abts)); |
| |
| rsp_els = dma_alloc_coherent(&ha->pdev->dev, sizeof(*rsp_els), &dma, |
| GFP_KERNEL); |
| if (!rsp_els) { |
| ql_log(ql_log_warn, vha, 0x0287, |
| "Failed allocate dma buffer ABTS/ELS RSP.\n"); |
| return; |
| } |
| |
| /* terminate exchange */ |
| rsp_els->entry_type = ELS_IOCB_TYPE; |
| rsp_els->entry_count = 1; |
| rsp_els->nport_handle = cpu_to_le16(~0); |
| rsp_els->rx_xchg_address = abts->rx_xch_addr_to_abort; |
| rsp_els->control_flags = cpu_to_le16(EPD_RX_XCHG); |
| ql_dbg(ql_dbg_init, vha, 0x0283, |
| "Sending ELS Response to terminate exchange %#x...\n", |
| abts->rx_xch_addr_to_abort); |
| ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0283, |
| "-------- ELS RSP -------\n"); |
| ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x0283, |
| (uint8_t *)rsp_els, sizeof(*rsp_els)); |
| rval = qla2x00_issue_iocb(vha, rsp_els, dma, 0); |
| if (rval) { |
| ql_log(ql_log_warn, vha, 0x0288, |
| "%s: iocb failed to execute -> %x\n", __func__, rval); |
| } else if (rsp_els->comp_status) { |
| ql_log(ql_log_warn, vha, 0x0289, |
| "%s: iocb failed to complete -> completion=%#x subcode=(%#x,%#x)\n", |
| __func__, rsp_els->comp_status, |
| rsp_els->error_subcode_1, rsp_els->error_subcode_2); |
| } else { |
| ql_dbg(ql_dbg_init, vha, 0x028a, |
| "%s: abort exchange done.\n", __func__); |
| } |
| |
| /* send ABTS response */ |
| abts_rsp = (void *)rsp_els; |
| memset(abts_rsp, 0, sizeof(*abts_rsp)); |
| abts_rsp->entry_type = ABTS_RSP_TYPE; |
| abts_rsp->entry_count = 1; |
| abts_rsp->nport_handle = abts->nport_handle; |
| abts_rsp->vp_idx = abts->vp_idx; |
| abts_rsp->sof_type = abts->sof_type & 0xf0; |
| abts_rsp->rx_xch_addr = abts->rx_xch_addr; |
| abts_rsp->d_id[0] = abts->s_id[0]; |
| abts_rsp->d_id[1] = abts->s_id[1]; |
| abts_rsp->d_id[2] = abts->s_id[2]; |
| abts_rsp->r_ctl = FC_ROUTING_BLD | FC_R_CTL_BLD_BA_ACC; |
| abts_rsp->s_id[0] = abts->d_id[0]; |
| abts_rsp->s_id[1] = abts->d_id[1]; |
| abts_rsp->s_id[2] = abts->d_id[2]; |
| abts_rsp->cs_ctl = abts->cs_ctl; |
| /* include flipping bit23 in fctl */ |
| fctl = ~(abts->f_ctl[2] | 0x7F) << 16 | |
| FC_F_CTL_LAST_SEQ | FC_F_CTL_END_SEQ | FC_F_CTL_SEQ_INIT; |
| abts_rsp->f_ctl[0] = fctl >> 0 & 0xff; |
| abts_rsp->f_ctl[1] = fctl >> 8 & 0xff; |
| abts_rsp->f_ctl[2] = fctl >> 16 & 0xff; |
| abts_rsp->type = FC_TYPE_BLD; |
| abts_rsp->rx_id = abts->rx_id; |
| abts_rsp->ox_id = abts->ox_id; |
| abts_rsp->payload.ba_acc.aborted_rx_id = abts->rx_id; |
| abts_rsp->payload.ba_acc.aborted_ox_id = abts->ox_id; |
| abts_rsp->payload.ba_acc.high_seq_cnt = cpu_to_le16(~0); |
| abts_rsp->rx_xch_addr_to_abort = abts->rx_xch_addr_to_abort; |
| ql_dbg(ql_dbg_init, vha, 0x028b, |
| "Sending BA ACC response to ABTS %#x...\n", |
| abts->rx_xch_addr_to_abort); |
| ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x028b, |
| "-------- ELS RSP -------\n"); |
| ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x028b, |
| (uint8_t *)abts_rsp, sizeof(*abts_rsp)); |
| rval = qla2x00_issue_iocb(vha, abts_rsp, dma, 0); |
| if (rval) { |
| ql_log(ql_log_warn, vha, 0x028c, |
| "%s: iocb failed to execute -> %x\n", __func__, rval); |
| } else if (abts_rsp->comp_status) { |
| ql_log(ql_log_warn, vha, 0x028d, |
| "%s: iocb failed to complete -> completion=%#x subcode=(%#x,%#x)\n", |
| __func__, abts_rsp->comp_status, |
| abts_rsp->payload.error.subcode1, |
| abts_rsp->payload.error.subcode2); |
| } else { |
| ql_dbg(ql_dbg_init, vha, 0x028ea, |
| "%s: done.\n", __func__); |
| } |
| |
| dma_free_coherent(&ha->pdev->dev, sizeof(*rsp_els), rsp_els, dma); |
| } |
| |
| /** |
| * __qla_consume_iocb - this routine is used to tell fw driver has processed |
| * or consumed the head IOCB along with the continuation IOCB's from the |
| * provided respond queue. |
| * @vha: host adapter pointer |
| * @pkt: pointer to current packet. On return, this pointer shall move |
| * to the next packet. |
| * @rsp: respond queue pointer. |
| * |
| * it is assumed pkt is the head iocb, not the continuation iocbk |
| */ |
| void __qla_consume_iocb(struct scsi_qla_host *vha, |
| void **pkt, struct rsp_que **rsp) |
| { |
| struct rsp_que *rsp_q = *rsp; |
| response_t *new_pkt; |
| uint16_t entry_count_remaining; |
| struct purex_entry_24xx *purex = *pkt; |
| |
| entry_count_remaining = purex->entry_count; |
| while (entry_count_remaining > 0) { |
| new_pkt = rsp_q->ring_ptr; |
| *pkt = new_pkt; |
| |
| rsp_q->ring_index++; |
| if (rsp_q->ring_index == rsp_q->length) { |
| rsp_q->ring_index = 0; |
| rsp_q->ring_ptr = rsp_q->ring; |
| } else { |
| rsp_q->ring_ptr++; |
| } |
| |
| new_pkt->signature = RESPONSE_PROCESSED; |
| /* flush signature */ |
| wmb(); |
| --entry_count_remaining; |
| } |
| } |
| |
| /** |
| * __qla_copy_purex_to_buffer - extract ELS payload from Purex IOCB |
| * and save to provided buffer |
| * @vha: host adapter pointer |
| * @pkt: pointer Purex IOCB |
| * @rsp: respond queue |
| * @buf: extracted ELS payload copy here |
| * @buf_len: buffer length |
| */ |
| int __qla_copy_purex_to_buffer(struct scsi_qla_host *vha, |
| void **pkt, struct rsp_que **rsp, u8 *buf, u32 buf_len) |
| { |
| struct purex_entry_24xx *purex = *pkt; |
| struct rsp_que *rsp_q = *rsp; |
| sts_cont_entry_t *new_pkt; |
| uint16_t no_bytes = 0, total_bytes = 0, pending_bytes = 0; |
| uint16_t buffer_copy_offset = 0; |
| uint16_t entry_count_remaining; |
| u16 tpad; |
| |
| entry_count_remaining = purex->entry_count; |
| total_bytes = (le16_to_cpu(purex->frame_size) & 0x0FFF) |
| - PURX_ELS_HEADER_SIZE; |
| |
| /* |
| * end of payload may not end in 4bytes boundary. Need to |
| * round up / pad for room to swap, before saving data |
| */ |
| tpad = roundup(total_bytes, 4); |
| |
| if (buf_len < tpad) { |
| ql_dbg(ql_dbg_async, vha, 0x5084, |
| "%s buffer is too small %d < %d\n", |
| __func__, buf_len, tpad); |
| __qla_consume_iocb(vha, pkt, rsp); |
| return -EIO; |
| } |
| |
| pending_bytes = total_bytes = tpad; |
| no_bytes = (pending_bytes > sizeof(purex->els_frame_payload)) ? |
| sizeof(purex->els_frame_payload) : pending_bytes; |
| |
| memcpy(buf, &purex->els_frame_payload[0], no_bytes); |
| buffer_copy_offset += no_bytes; |
| pending_bytes -= no_bytes; |
| --entry_count_remaining; |
| |
| ((response_t *)purex)->signature = RESPONSE_PROCESSED; |
| /* flush signature */ |
| wmb(); |
| |
| do { |
| while ((total_bytes > 0) && (entry_count_remaining > 0)) { |
| new_pkt = (sts_cont_entry_t *)rsp_q->ring_ptr; |
| *pkt = new_pkt; |
| |
| if (new_pkt->entry_type != STATUS_CONT_TYPE) { |
| ql_log(ql_log_warn, vha, 0x507a, |
| "Unexpected IOCB type, partial data 0x%x\n", |
| buffer_copy_offset); |
| break; |
| } |
| |
| rsp_q->ring_index++; |
| if (rsp_q->ring_index == rsp_q->length) { |
| rsp_q->ring_index = 0; |
| rsp_q->ring_ptr = rsp_q->ring; |
| } else { |
| rsp_q->ring_ptr++; |
| } |
| no_bytes = (pending_bytes > sizeof(new_pkt->data)) ? |
| sizeof(new_pkt->data) : pending_bytes; |
| if ((buffer_copy_offset + no_bytes) <= total_bytes) { |
| memcpy((buf + buffer_copy_offset), new_pkt->data, |
| no_bytes); |
| buffer_copy_offset += no_bytes; |
| pending_bytes -= no_bytes; |
| --entry_count_remaining; |
| } else { |
| ql_log(ql_log_warn, vha, 0x5044, |
| "Attempt to copy more that we got, optimizing..%x\n", |
| buffer_copy_offset); |
| memcpy((buf + buffer_copy_offset), new_pkt->data, |
| total_bytes - buffer_copy_offset); |
| } |
| |
| ((response_t *)new_pkt)->signature = RESPONSE_PROCESSED; |
| /* flush signature */ |
| wmb(); |
| } |
| |
| if (pending_bytes != 0 || entry_count_remaining != 0) { |
| ql_log(ql_log_fatal, vha, 0x508b, |
| "Dropping partial Data, underrun bytes = 0x%x, entry cnts 0x%x\n", |
| total_bytes, entry_count_remaining); |
| return -EIO; |
| } |
| } while (entry_count_remaining > 0); |
| |
| be32_to_cpu_array((u32 *)buf, (__be32 *)buf, total_bytes >> 2); |
| |
| return 0; |
| } |
| |
| /** |
| * qla2100_intr_handler() - Process interrupts for the ISP2100 and ISP2200. |
| * @irq: interrupt number |
| * @dev_id: SCSI driver HA context |
| * |
| * Called by system whenever the host adapter generates an interrupt. |
| * |
| * Returns handled flag. |
| */ |
| irqreturn_t |
| qla2100_intr_handler(int irq, void *dev_id) |
| { |
| scsi_qla_host_t *vha; |
| struct qla_hw_data *ha; |
| struct device_reg_2xxx __iomem *reg; |
| int status; |
| unsigned long iter; |
| uint16_t hccr; |
| uint16_t mb[8]; |
| struct rsp_que *rsp; |
| unsigned long flags; |
| |
| rsp = (struct rsp_que *) dev_id; |
| if (!rsp) { |
| ql_log(ql_log_info, NULL, 0x505d, |
| "%s: NULL response queue pointer.\n", __func__); |
| return (IRQ_NONE); |
| } |
| |
| ha = rsp->hw; |
| reg = &ha->iobase->isp; |
| status = 0; |
| |
| spin_lock_irqsave(&ha->hardware_lock, flags); |
| vha = pci_get_drvdata(ha->pdev); |
| for (iter = 50; iter--; ) { |
| hccr = rd_reg_word(®->hccr); |
| if (qla2x00_check_reg16_for_disconnect(vha, hccr)) |
| break; |
| if (hccr & HCCR_RISC_PAUSE) { |
| if (pci_channel_offline(ha->pdev)) |
| break; |
| |
| /* |
| * Issue a "HARD" reset in order for the RISC interrupt |
| * bit to be cleared. Schedule a big hammer to get |
| * out of the RISC PAUSED state. |
| */ |
| wrt_reg_word(®->hccr, HCCR_RESET_RISC); |
| rd_reg_word(®->hccr); |
| |
| ha->isp_ops->fw_dump(vha); |
| set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
| break; |
| } else if ((rd_reg_word(®->istatus) & ISR_RISC_INT) == 0) |
| break; |
| |
| if (rd_reg_word(®->semaphore) & BIT_0) { |
| wrt_reg_word(®->hccr, HCCR_CLR_RISC_INT); |
| rd_reg_word(®->hccr); |
| |
| /* Get mailbox data. */ |
| mb[0] = RD_MAILBOX_REG(ha, reg, 0); |
| if (mb[0] > 0x3fff && mb[0] < 0x8000) { |
| qla2x00_mbx_completion(vha, mb[0]); |
| status |= MBX_INTERRUPT; |
| } else if (mb[0] > 0x7fff && mb[0] < 0xc000) { |
| mb[1] = RD_MAILBOX_REG(ha, reg, 1); |
| mb[2] = RD_MAILBOX_REG(ha, reg, 2); |
| mb[3] = RD_MAILBOX_REG(ha, reg, 3); |
| qla2x00_async_event(vha, rsp, mb); |
| } else { |
| /*EMPTY*/ |
| ql_dbg(ql_dbg_async, vha, 0x5025, |
| "Unrecognized interrupt type (%d).\n", |
| mb[0]); |
| } |
| /* Release mailbox registers. */ |
| wrt_reg_word(®->semaphore, 0); |
| rd_reg_word(®->semaphore); |
| } else { |
| qla2x00_process_response_queue(rsp); |
| |
| wrt_reg_word(®->hccr, HCCR_CLR_RISC_INT); |
| rd_reg_word(®->hccr); |
| } |
| } |
| qla2x00_handle_mbx_completion(ha, status); |
| spin_unlock_irqrestore(&ha->hardware_lock, flags); |
| |
| return (IRQ_HANDLED); |
| } |
| |
| bool |
| qla2x00_check_reg32_for_disconnect(scsi_qla_host_t *vha, uint32_t reg) |
| { |
| /* Check for PCI disconnection */ |
| if (reg == 0xffffffff && !pci_channel_offline(vha->hw->pdev)) { |
| if (!test_and_set_bit(PFLG_DISCONNECTED, &vha->pci_flags) && |
| !test_bit(PFLG_DRIVER_REMOVING, &vha->pci_flags) && |
| !test_bit(PFLG_DRIVER_PROBING, &vha->pci_flags)) { |
| qla_schedule_eeh_work(vha); |
| } |
| return true; |
| } else |
| return false; |
| } |
| |
| bool |
| qla2x00_check_reg16_for_disconnect(scsi_qla_host_t *vha, uint16_t reg) |
| { |
| return qla2x00_check_reg32_for_disconnect(vha, 0xffff0000 | reg); |
| } |
| |
| /** |
| * qla2300_intr_handler() - Process interrupts for the ISP23xx and ISP63xx. |
| * @irq: interrupt number |
| * @dev_id: SCSI driver HA context |
| * |
| * Called by system whenever the host adapter generates an interrupt. |
| * |
| * Returns handled flag. |
| */ |
| irqreturn_t |
| qla2300_intr_handler(int irq, void *dev_id) |
| { |
| scsi_qla_host_t *vha; |
| struct device_reg_2xxx __iomem *reg; |
| int status; |
| unsigned long iter; |
| uint32_t stat; |
| uint16_t hccr; |
| uint16_t mb[8]; |
| struct rsp_que *rsp; |
| struct qla_hw_data *ha; |
| unsigned long flags; |
| |
| rsp = (struct rsp_que *) dev_id; |
| if (!rsp) { |
| ql_log(ql_log_info, NULL, 0x5058, |
| "%s: NULL response queue pointer.\n", __func__); |
| return (IRQ_NONE); |
| } |
| |
| ha = rsp->hw; |
| reg = &ha->iobase->isp; |
| status = 0; |
| |
| spin_lock_irqsave(&ha->hardware_lock, flags); |
| vha = pci_get_drvdata(ha->pdev); |
| for (iter = 50; iter--; ) { |
| stat = rd_reg_dword(®->u.isp2300.host_status); |
| if (qla2x00_check_reg32_for_disconnect(vha, stat)) |
| break; |
| if (stat & HSR_RISC_PAUSED) { |
| if (unlikely(pci_channel_offline(ha->pdev))) |
| break; |
| |
| hccr = rd_reg_word(®->hccr); |
| |
| if (hccr & (BIT_15 | BIT_13 | BIT_11 | BIT_8)) |
| ql_log(ql_log_warn, vha, 0x5026, |
| "Parity error -- HCCR=%x, Dumping " |
| "firmware.\n", hccr); |
| else |
| ql_log(ql_log_warn, vha, 0x5027, |
| "RISC paused -- HCCR=%x, Dumping " |
| "firmware.\n", hccr); |
| |
| /* |
| * Issue a "HARD" reset in order for the RISC |
| * interrupt bit to be cleared. Schedule a big |
| * hammer to get out of the RISC PAUSED state. |
| */ |
| wrt_reg_word(®->hccr, HCCR_RESET_RISC); |
| rd_reg_word(®->hccr); |
| |
| ha->isp_ops->fw_dump(vha); |
| set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
| break; |
| } else if ((stat & HSR_RISC_INT) == 0) |
| break; |
| |
| switch (stat & 0xff) { |
| case 0x1: |
| case 0x2: |
| case 0x10: |
| case 0x11: |
| qla2x00_mbx_completion(vha, MSW(stat)); |
| status |= MBX_INTERRUPT; |
| |
| /* Release mailbox registers. */ |
| wrt_reg_word(®->semaphore, 0); |
| break; |
| case 0x12: |
| mb[0] = MSW(stat); |
| mb[1] = RD_MAILBOX_REG(ha, reg, 1); |
| mb[2] = RD_MAILBOX_REG(ha, reg, 2); |
| mb[3] = RD_MAILBOX_REG(ha, reg, 3); |
| qla2x00_async_event(vha, rsp, mb); |
| break; |
| case 0x13: |
| qla2x00_process_response_queue(rsp); |
| break; |
| case 0x15: |
| mb[0] = MBA_CMPLT_1_16BIT; |
| mb[1] = MSW(stat); |
| qla2x00_async_event(vha, rsp, mb); |
| break; |
| case 0x16: |
| mb[0] = MBA_SCSI_COMPLETION; |
| mb[1] = MSW(stat); |
| mb[2] = RD_MAILBOX_REG(ha, reg, 2); |
| qla2x00_async_event(vha, rsp, mb); |
| break; |
| default: |
| ql_dbg(ql_dbg_async, vha, 0x5028, |
| "Unrecognized interrupt type (%d).\n", stat & 0xff); |
| break; |
| } |
| wrt_reg_word(®->hccr, HCCR_CLR_RISC_INT); |
| rd_reg_word_relaxed(®->hccr); |
| } |
| qla2x00_handle_mbx_completion(ha, status); |
| spin_unlock_irqrestore(&ha->hardware_lock, flags); |
| |
| return (IRQ_HANDLED); |
| } |
| |
| /** |
| * qla2x00_mbx_completion() - Process mailbox command completions. |
| * @vha: SCSI driver HA context |
| * @mb0: Mailbox0 register |
| */ |
| static void |
| qla2x00_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0) |
| { |
| uint16_t cnt; |
| uint32_t mboxes; |
| __le16 __iomem *wptr; |
| struct qla_hw_data *ha = vha->hw; |
| struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
| |
| /* Read all mbox registers? */ |
| WARN_ON_ONCE(ha->mbx_count > 32); |
| mboxes = (1ULL << ha->mbx_count) - 1; |
| if (!ha->mcp) |
| ql_dbg(ql_dbg_async, vha, 0x5001, "MBX pointer ERROR.\n"); |
| else |
| mboxes = ha->mcp->in_mb; |
| |
| /* Load return mailbox registers. */ |
| ha->flags.mbox_int = 1; |
| ha->mailbox_out[0] = mb0; |
| mboxes >>= 1; |
| wptr = MAILBOX_REG(ha, reg, 1); |
| |
| for (cnt = 1; cnt < ha->mbx_count; cnt++) { |
| if (IS_QLA2200(ha) && cnt == 8) |
| wptr = MAILBOX_REG(ha, reg, 8); |
| if ((cnt == 4 || cnt == 5) && (mboxes & BIT_0)) |
| ha->mailbox_out[cnt] = qla2x00_debounce_register(wptr); |
| else if (mboxes & BIT_0) |
| ha->mailbox_out[cnt] = rd_reg_word(wptr); |
| |
| wptr++; |
| mboxes >>= 1; |
| } |
| } |
| |
| static void |
| qla81xx_idc_event(scsi_qla_host_t *vha, uint16_t aen, uint16_t descr) |
| { |
| static char *event[] = |
| { "Complete", "Request Notification", "Time Extension" }; |
| int rval; |
| struct device_reg_24xx __iomem *reg24 = &vha->hw->iobase->isp24; |
| struct device_reg_82xx __iomem *reg82 = &vha->hw->iobase->isp82; |
| __le16 __iomem *wptr; |
| uint16_t cnt, timeout, mb[QLA_IDC_ACK_REGS]; |
| |
| /* Seed data -- mailbox1 -> mailbox7. */ |
| if (IS_QLA81XX(vha->hw) || IS_QLA83XX(vha->hw)) |
| wptr = ®24->mailbox1; |
| else if (IS_QLA8044(vha->hw)) |
| wptr = ®82->mailbox_out[1]; |
| else |
| return; |
| |
| for (cnt = 0; cnt < QLA_IDC_ACK_REGS; cnt++, wptr++) |
| mb[cnt] = rd_reg_word(wptr); |
| |
| ql_dbg(ql_dbg_async, vha, 0x5021, |
| "Inter-Driver Communication %s -- " |
| "%04x %04x %04x %04x %04x %04x %04x.\n", |
| event[aen & 0xff], mb[0], mb[1], mb[2], mb[3], |
| mb[4], mb[5], mb[6]); |
| switch (aen) { |
| /* Handle IDC Error completion case. */ |
| case MBA_IDC_COMPLETE: |
| if (mb[1] >> 15) { |
| vha->hw->flags.idc_compl_status = 1; |
| if (vha->hw->notify_dcbx_comp && !vha->vp_idx) |
| complete(&vha->hw->dcbx_comp); |
| } |
| break; |
| |
| case MBA_IDC_NOTIFY: |
| /* Acknowledgement needed? [Notify && non-zero timeout]. */ |
| timeout = (descr >> 8) & 0xf; |
| ql_dbg(ql_dbg_async, vha, 0x5022, |
| "%lu Inter-Driver Communication %s -- ACK timeout=%d.\n", |
| vha->host_no, event[aen & 0xff], timeout); |
| |
| if (!timeout) |
| return; |
| rval = qla2x00_post_idc_ack_work(vha, mb); |
| if (rval != QLA_SUCCESS) |
| ql_log(ql_log_warn, vha, 0x5023, |
| "IDC failed to post ACK.\n"); |
| break; |
| case MBA_IDC_TIME_EXT: |
| vha->hw->idc_extend_tmo = descr; |
| ql_dbg(ql_dbg_async, vha, 0x5087, |
| "%lu Inter-Driver Communication %s -- " |
| "Extend timeout by=%d.\n", |
| vha->host_no, event[aen & 0xff], vha->hw->idc_extend_tmo); |
| break; |
| } |
| } |
| |
| #define LS_UNKNOWN 2 |
| const char * |
| qla2x00_get_link_speed_str(struct qla_hw_data *ha, uint16_t speed) |
| { |
| static const char *const link_speeds[] = { |
| "1", "2", "?", "4", "8", "16", "32", "64", "10" |
| }; |
| #define QLA_LAST_SPEED (ARRAY_SIZE(link_speeds) - 1) |
| |
| if (IS_QLA2100(ha) || IS_QLA2200(ha)) |
| return link_speeds[0]; |
| else if (speed == 0x13) |
| return link_speeds[QLA_LAST_SPEED]; |
| else if (speed < QLA_LAST_SPEED) |
| return link_speeds[speed]; |
| else |
| return link_speeds[LS_UNKNOWN]; |
| } |
| |
| static void |
| qla83xx_handle_8200_aen(scsi_qla_host_t *vha, uint16_t *mb) |
| { |
| struct qla_hw_data *ha = vha->hw; |
| |
| /* |
| * 8200 AEN Interpretation: |
| * mb[0] = AEN code |
| * mb[1] = AEN Reason code |
| * mb[2] = LSW of Peg-Halt Status-1 Register |
| * mb[6] = MSW of Peg-Halt Status-1 Register |
| * mb[3] = LSW of Peg-Halt Status-2 register |
| * mb[7] = MSW of Peg-Halt Status-2 register |
| * mb[4] = IDC Device-State Register value |
| * mb[5] = IDC Driver-Presence Register value |
| */ |
| ql_dbg(ql_dbg_async, vha, 0x506b, "AEN Code: mb[0] = 0x%x AEN reason: " |
| "mb[1] = 0x%x PH-status1: mb[2] = 0x%x PH-status1: mb[6] = 0x%x.\n", |
| mb[0], mb[1], mb[2], mb[6]); |
| ql_dbg(ql_dbg_async, vha, 0x506c, "PH-status2: mb[3] = 0x%x " |
| "PH-status2: mb[7] = 0x%x Device-State: mb[4] = 0x%x " |
| "Drv-Presence: mb[5] = 0x%x.\n", mb[3], mb[7], mb[4], mb[5]); |
| |
| if (mb[1] & (IDC_PEG_HALT_STATUS_CHANGE | IDC_NIC_FW_REPORTED_FAILURE | |
| IDC_HEARTBEAT_FAILURE)) { |
| ha->flags.nic_core_hung = 1; |
| ql_log(ql_log_warn, vha, 0x5060, |
| "83XX: F/W Error Reported: Check if reset required.\n"); |
| |
| if (mb[1] & IDC_PEG_HALT_STATUS_CHANGE) { |
| uint32_t protocol_engine_id, fw_err_code, err_level; |
| |
| /* |
| * IDC_PEG_HALT_STATUS_CHANGE interpretation: |
| * - PEG-Halt Status-1 Register: |
| * (LSW = mb[2], MSW = mb[6]) |
| * Bits 0-7 = protocol-engine ID |
| * Bits 8-28 = f/w error code |
| * Bits 29-31 = Error-level |
| * Error-level 0x1 = Non-Fatal error |
| * Error-level 0x2 = Recoverable Fatal error |
| * Error-level 0x4 = UnRecoverable Fatal error |
| * - PEG-Halt Status-2 Register: |
| * (LSW = mb[3], MSW = mb[7]) |
| */ |
| protocol_engine_id = (mb[2] & 0xff); |
| fw_err_code = (((mb[2] & 0xff00) >> 8) | |
| ((mb[6] & 0x1fff) << 8)); |
| err_level = ((mb[6] & 0xe000) >> 13); |
| ql_log(ql_log_warn, vha, 0x5061, "PegHalt Status-1 " |
| "Register: protocol_engine_id=0x%x " |
| "fw_err_code=0x%x err_level=0x%x.\n", |
| protocol_engine_id, fw_err_code, err_level); |
| ql_log(ql_log_warn, vha, 0x5062, "PegHalt Status-2 " |
| "Register: 0x%x%x.\n", mb[7], mb[3]); |
| if (err_level == ERR_LEVEL_NON_FATAL) { |
| ql_log(ql_log_warn, vha, 0x5063, |
| "Not a fatal error, f/w has recovered itself.\n"); |
| } else if (err_level == ERR_LEVEL_RECOVERABLE_FATAL) { |
| ql_log(ql_log_fatal, vha, 0x5064, |
| "Recoverable Fatal error: Chip reset " |
| "required.\n"); |
| qla83xx_schedule_work(vha, |
| QLA83XX_NIC_CORE_RESET); |
| } else if (err_level == ERR_LEVEL_UNRECOVERABLE_FATAL) { |
| ql_log(ql_log_fatal, vha, 0x5065, |
| "Unrecoverable Fatal error: Set FAILED " |
| "state, reboot required.\n"); |
| qla83xx_schedule_work(vha, |
| QLA83XX_NIC_CORE_UNRECOVERABLE); |
| } |
| } |
| |
| if (mb[1] & IDC_NIC_FW_REPORTED_FAILURE) { |
| uint16_t peg_fw_state, nw_interface_link_up; |
| uint16_t nw_interface_signal_detect, sfp_status; |
| uint16_t htbt_counter, htbt_monitor_enable; |
| uint16_t sfp_additional_info, sfp_multirate; |
| uint16_t sfp_tx_fault, link_speed, dcbx_status; |
| |
| /* |
| * IDC_NIC_FW_REPORTED_FAILURE interpretation: |
| * - PEG-to-FC Status Register: |
| * (LSW = mb[2], MSW = mb[6]) |
| * Bits 0-7 = Peg-Firmware state |
| * Bit 8 = N/W Interface Link-up |
| * Bit 9 = N/W Interface signal detected |
| * Bits 10-11 = SFP Status |
| * SFP Status 0x0 = SFP+ transceiver not expected |
| * SFP Status 0x1 = SFP+ transceiver not present |
| * SFP Status 0x2 = SFP+ transceiver invalid |
| * SFP Status 0x3 = SFP+ transceiver present and |
| * valid |
| * Bits 12-14 = Heartbeat Counter |
| * Bit 15 = Heartbeat Monitor Enable |
| * Bits 16-17 = SFP Additional Info |
| * SFP info 0x0 = Unregocnized transceiver for |
| * Ethernet |
| * SFP info 0x1 = SFP+ brand validation failed |
| * SFP info 0x2 = SFP+ speed validation failed |
| * SFP info 0x3 = SFP+ access error |
| * Bit 18 = SFP Multirate |
| * Bit 19 = SFP Tx Fault |
| * Bits 20-22 = Link Speed |
| * Bits 23-27 = Reserved |
| * Bits 28-30 = DCBX Status |
| * DCBX Status 0x0 = DCBX Disabled |
| * DCBX Status 0x1 = DCBX Enabled |
| * DCBX Status 0x2 = DCBX Exchange error |
| * Bit 31 = Reserved |
| */ |
| peg_fw_state = (mb[2] & 0x00ff); |
| nw_interface_link_up = ((mb[2] & 0x0100) >> 8); |
| nw_interface_signal_detect = ((mb[2] & 0x0200) >> 9); |
| sfp_status = ((mb[2] & 0x0c00) >> 10); |
| htbt_counter = ((mb[2] & 0x7000) >> 12); |
| htbt_monitor_enable = ((mb[2] & 0x8000) >> 15); |
| sfp_additional_info = (mb[6] & 0x0003); |
| sfp_multirate = ((mb[6] & 0x0004) >> 2); |
| sfp_tx_fault = ((mb[6] & 0x0008) >> 3); |
| link_speed = ((mb[6] & 0x0070) >> 4); |
| dcbx_status = ((mb[6] & 0x7000) >> 12); |
| |
| ql_log(ql_log_warn, vha, 0x5066, |
| "Peg-to-Fc Status Register:\n" |
| "peg_fw_state=0x%x, nw_interface_link_up=0x%x, " |
| "nw_interface_signal_detect=0x%x" |
| "\nsfp_statis=0x%x.\n ", peg_fw_state, |
| nw_interface_link_up, nw_interface_signal_detect, |
| sfp_status); |
| ql_log(ql_log_warn, vha, 0x5067, |
| "htbt_counter=0x%x, htbt_monitor_enable=0x%x, " |
| "sfp_additional_info=0x%x, sfp_multirate=0x%x.\n ", |
| htbt_counter, htbt_monitor_enable, |
| sfp_additional_info, sfp_multirate); |
| ql_log(ql_log_warn, vha, 0x5068, |
| "sfp_tx_fault=0x%x, link_state=0x%x, " |
| "dcbx_status=0x%x.\n", sfp_tx_fault, link_speed, |
| dcbx_status); |
| |
| qla83xx_schedule_work(vha, QLA83XX_NIC_CORE_RESET); |
| } |
| |
| if (mb[1] & IDC_HEARTBEAT_FAILURE) { |
| ql_log(ql_log_warn, vha, 0x5069, |
| "Heartbeat Failure encountered, chip reset " |
| "required.\n"); |
| |
| qla83xx_schedule_work(vha, QLA83XX_NIC_CORE_RESET); |
| } |
| } |
| |
| if (mb[1] & IDC_DEVICE_STATE_CHANGE) { |
| ql_log(ql_log_info, vha, 0x506a, |
| "IDC Device-State changed = 0x%x.\n", mb[4]); |
| if (ha->flags.nic_core_reset_owner) |
| return; |
| qla83xx_schedule_work(vha, MBA_IDC_AEN); |
| } |
| } |
| |
| /** |
| * qla27xx_copy_multiple_pkt() - Copy over purex/purls packets that can |
| * span over multiple IOCBs. |
| * @vha: SCSI driver HA context |
| * @pkt: ELS packet |
| * @rsp: Response queue |
| * @is_purls: True, for Unsolicited Received FC-NVMe LS rsp IOCB |
| * false, for Unsolicited Received ELS IOCB |
| * @byte_order: True, to change the byte ordering of iocb payload |
| */ |
| struct purex_item * |
| qla27xx_copy_multiple_pkt(struct scsi_qla_host *vha, void **pkt, |
| struct rsp_que **rsp, bool is_purls, |
| bool byte_order) |
| { |
| struct purex_entry_24xx *purex = NULL; |
| struct pt_ls4_rx_unsol *purls = NULL; |
| struct rsp_que *rsp_q = *rsp; |
| sts_cont_entry_t *new_pkt; |
| uint16_t no_bytes = 0, total_bytes = 0, pending_bytes = 0; |
| uint16_t buffer_copy_offset = 0, payload_size = 0; |
| uint16_t entry_count, entry_count_remaining; |
| struct purex_item *item; |
| void *iocb_pkt = NULL; |
| |
| if (is_purls) { |
| purls = *pkt; |
| total_bytes = (le16_to_cpu(purls->frame_size) & 0x0FFF) - |
| PURX_ELS_HEADER_SIZE; |
| entry_count = entry_count_remaining = purls->entry_count; |
| payload_size = sizeof(purls->payload); |
| } else { |
| purex = *pkt; |
| total_bytes = (le16_to_cpu(purex->frame_size) & 0x0FFF) - |
| PURX_ELS_HEADER_SIZE; |
| entry_count = entry_count_remaining = purex->entry_count; |
| payload_size = sizeof(purex->els_frame_payload); |
| } |
| |
| pending_bytes = total_bytes; |
| no_bytes = (pending_bytes > payload_size) ? payload_size : |
| pending_bytes; |
| ql_dbg(ql_dbg_async, vha, 0x509a, |
| "%s LS, frame_size 0x%x, entry count %d\n", |
| (is_purls ? "PURLS" : "FPIN"), total_bytes, entry_count); |
| |
| item = qla24xx_alloc_purex_item(vha, total_bytes); |
| if (!item) |
| return item; |
| |
| iocb_pkt = &item->iocb; |
| |
| if (is_purls) |
| memcpy(iocb_pkt, &purls->payload[0], no_bytes); |
| else |
| memcpy(iocb_pkt, &purex->els_frame_payload[0], no_bytes); |
| buffer_copy_offset += no_bytes; |
| pending_bytes -= no_bytes; |
| --entry_count_remaining; |
| |
| if (is_purls) |
| ((response_t *)purls)->signature = RESPONSE_PROCESSED; |
| else |
| ((response_t *)purex)->signature = RESPONSE_PROCESSED; |
| wmb(); |
| |
| do { |
| while ((total_bytes > 0) && (entry_count_remaining > 0)) { |
| if (rsp_q->ring_ptr->signature == RESPONSE_PROCESSED) { |
| ql_dbg(ql_dbg_async, vha, 0x5084, |
| "Ran out of IOCBs, partial data 0x%x\n", |
| buffer_copy_offset); |
| cpu_relax(); |
| continue; |
| } |
| |
| new_pkt = (sts_cont_entry_t *)rsp_q->ring_ptr; |
| *pkt = new_pkt; |
| |
| if (new_pkt->entry_type != STATUS_CONT_TYPE) { |
| ql_log(ql_log_warn, vha, 0x507a, |
| "Unexpected IOCB type, partial data 0x%x\n", |
| buffer_copy_offset); |
| break; |
| } |
| |
| rsp_q->ring_index++; |
| if (rsp_q->ring_index == rsp_q->length) { |
| rsp_q->ring_index = 0; |
| rsp_q->ring_ptr = rsp_q->ring; |
| } else { |
| rsp_q->ring_ptr++; |
| } |
| no_bytes = (pending_bytes > sizeof(new_pkt->data)) ? |
| sizeof(new_pkt->data) : pending_bytes; |
| if ((buffer_copy_offset + no_bytes) <= total_bytes) { |
| memcpy(((uint8_t *)iocb_pkt + buffer_copy_offset), |
| new_pkt->data, no_bytes); |
| buffer_copy_offset += no_bytes; |
| pending_bytes -= no_bytes; |
| --entry_count_remaining; |
| } else { |
| ql_log(ql_log_warn, vha, 0x5044, |
| "Attempt to copy more that we got, optimizing..%x\n", |
| buffer_copy_offset); |
| memcpy(((uint8_t *)iocb_pkt + buffer_copy_offset), |
| new_pkt->data, |
| total_bytes - buffer_copy_offset); |
| } |
| |
| ((response_t *)new_pkt)->signature = RESPONSE_PROCESSED; |
| wmb(); |
| } |
| |
| if (pending_bytes != 0 || entry_count_remaining != 0) { |
| ql_log(ql_log_fatal, vha, 0x508b, |
| "Dropping partial FPIN, underrun bytes = 0x%x, entry cnts 0x%x\n", |
| total_bytes, entry_count_remaining); |
| qla24xx_free_purex_item(item); |
| return NULL; |
| } |
| } while (entry_count_remaining > 0); |
| |
| if (byte_order) |
| host_to_fcp_swap((uint8_t *)&item->iocb, total_bytes); |
| |
| return item; |
| } |
| |
| int |
| qla2x00_is_a_vp_did(scsi_qla_host_t *vha, uint32_t rscn_entry) |
| { |
| struct qla_hw_data *ha = vha->hw; |
| scsi_qla_host_t *vp; |
| uint32_t vp_did; |
| unsigned long flags; |
| int ret = 0; |
| |
| if (!ha->num_vhosts) |
| return ret; |
| |
| spin_lock_irqsave(&ha->vport_slock, flags); |
| list_for_each_entry(vp, &ha->vp_list, list) { |
| vp_did = vp->d_id.b24; |
| if (vp_did == rscn_entry) { |
| ret = 1; |
| break; |
| } |
| } |
| spin_unlock_irqrestore(&ha->vport_slock, flags); |
| |
| return ret; |
| } |
| |
| fc_port_t * |
| qla2x00_find_fcport_by_loopid(scsi_qla_host_t *vha, uint16_t loop_id) |
| { |
| fc_port_t *f, *tf; |
| |
| f = tf = NULL; |
| list_for_each_entry_safe(f, tf, &vha->vp_fcports, list) |
| if (f->loop_id == loop_id) |
| return f; |
| return NULL; |
| } |
| |
| fc_port_t * |
| qla2x00_find_fcport_by_wwpn(scsi_qla_host_t *vha, u8 *wwpn, u8 incl_deleted) |
| { |
| fc_port_t *f, *tf; |
| |
| f = tf = NULL; |
| list_for_each_entry_safe(f, tf, &vha->vp_fcports, list) { |
| if (memcmp(f->port_name, wwpn, WWN_SIZE) == 0) { |
| if (incl_deleted) |
| return f; |
| else if (f->deleted == 0) |
| return f; |
| } |
| } |
| return NULL; |
| } |
| |
| fc_port_t * |
| qla2x00_find_fcport_by_nportid(scsi_qla_host_t *vha, port_id_t *id, |
| u8 incl_deleted) |
| { |
| fc_port_t *f, *tf; |
| |
| f = tf = NULL; |
| list_for_each_entry_safe(f, tf, &vha->vp_fcports, list) { |
| if (f->d_id.b24 == id->b24) { |
| if (incl_deleted) |
| return f; |
| else if (f->deleted == 0) |
| return f; |
| } |
| } |
| return NULL; |
| } |
| |
| /* Shall be called only on supported adapters. */ |
| static void |
| qla27xx_handle_8200_aen(scsi_qla_host_t *vha, uint16_t *mb) |
| { |
| struct qla_hw_data *ha = vha->hw; |
| bool reset_isp_needed = false; |
| |
| ql_log(ql_log_warn, vha, 0x02f0, |
| "MPI Heartbeat stop. MPI reset is%s needed. " |
| "MB0[%xh] MB1[%xh] MB2[%xh] MB3[%xh]\n", |
| mb[1] & BIT_8 ? "" : " not", |
| mb[0], mb[1], mb[2], mb[3]); |
| |
| if ((mb[1] & BIT_8) == 0) |
| return; |
| |
| ql_log(ql_log_warn, vha, 0x02f1, |
| "MPI Heartbeat stop. FW dump needed\n"); |
| |
| if (ql2xfulldump_on_mpifail) { |
| ha->isp_ops->fw_dump(vha); |
| reset_isp_needed = true; |
| } |
| |
| ha->isp_ops->mpi_fw_dump(vha, 1); |
| |
| if (reset_isp_needed) { |
| vha->hw->flags.fw_init_done = 0; |
| set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
| qla2xxx_wake_dpc(vha); |
| } |
| } |
| |
| static struct purex_item * |
| qla24xx_alloc_purex_item(scsi_qla_host_t *vha, uint16_t size) |
| { |
| struct purex_item *item = NULL; |
| uint8_t item_hdr_size = sizeof(*item); |
| |
| if (size > QLA_DEFAULT_PAYLOAD_SIZE) { |
| item = kzalloc(item_hdr_size + |
| (size - QLA_DEFAULT_PAYLOAD_SIZE), GFP_ATOMIC); |
| } else { |
| if (atomic_inc_return(&vha->default_item.in_use) == 1) { |
| item = &vha->default_item; |
| goto initialize_purex_header; |
| } else { |
| item = kzalloc(item_hdr_size, GFP_ATOMIC); |
| } |
| } |
| if (!item) { |
| ql_log(ql_log_warn, vha, 0x5092, |
| ">> Failed allocate purex list item.\n"); |
| |
| return NULL; |
| } |
| |
| initialize_purex_header: |
| item->vha = vha; |
| item->size = size; |
| return item; |
| } |
| |
| void |
| qla24xx_queue_purex_item(scsi_qla_host_t *vha, struct purex_item *pkt, |
| void (*process_item)(struct scsi_qla_host *vha, |
| struct purex_item *pkt)) |
| { |
| struct purex_list *list = &vha->purex_list; |
| ulong flags; |
| |
| pkt->process_item = process_item; |
| |
| spin_lock_irqsave(&list->lock, flags); |
| list_add_tail(&pkt->list, &list->head); |
| spin_unlock_irqrestore(&list->lock, flags); |
| |
| set_bit(PROCESS_PUREX_IOCB, &vha->dpc_flags); |
| } |
| |
| /** |
| * qla24xx_copy_std_pkt() - Copy over purex ELS which is |
| * contained in a single IOCB. |
| * purex packet. |
| * @vha: SCSI driver HA context |
| * @pkt: ELS packet |
| */ |
| static struct purex_item |
| *qla24xx_copy_std_pkt(struct scsi_qla_host *vha, void *pkt) |
| { |
| struct purex_item *item; |
| |
| item = qla24xx_alloc_purex_item(vha, |
| QLA_DEFAULT_PAYLOAD_SIZE); |
| if (!item) |
| return item; |
| |
| memcpy(&item->iocb, pkt, sizeof(item->iocb)); |
| return item; |
| } |
| |
| /** |
| * qla27xx_copy_fpin_pkt() - Copy over fpin packets that can |
| * span over multiple IOCBs. |
| * @vha: SCSI driver HA context |
| * @pkt: ELS packet |
| * @rsp: Response queue |
| */ |
| static struct purex_item * |
| qla27xx_copy_fpin_pkt(struct scsi_qla_host *vha, void **pkt, |
| struct rsp_que **rsp) |
| { |
| struct purex_entry_24xx *purex = *pkt; |
| struct rsp_que *rsp_q = *rsp; |
| sts_cont_entry_t *new_pkt; |
| uint16_t no_bytes = 0, total_bytes = 0, pending_bytes = 0; |
| uint16_t buffer_copy_offset = 0; |
| uint16_t entry_count, entry_count_remaining; |
| struct purex_item *item; |
| void *fpin_pkt = NULL; |
| |
| total_bytes = (le16_to_cpu(purex->frame_size) & 0x0FFF) |
| - PURX_ELS_HEADER_SIZE; |
| pending_bytes = total_bytes; |
| entry_count = entry_count_remaining = purex->entry_count; |
| no_bytes = (pending_bytes > sizeof(purex->els_frame_payload)) ? |
| sizeof(purex->els_frame_payload) : pending_bytes; |
| ql_log(ql_log_info, vha, 0x509a, |
| "FPIN ELS, frame_size 0x%x, entry count %d\n", |
| total_bytes, entry_count); |
| |
| item = qla24xx_alloc_purex_item(vha, total_bytes); |
| if (!item) |
| return item; |
| |
| fpin_pkt = &item->iocb; |
| |
| memcpy(fpin_pkt, &purex->els_frame_payload[0], no_bytes); |
| buffer_copy_offset += no_bytes; |
| pending_bytes -= no_bytes; |
| --entry_count_remaining; |
| |
| ((response_t *)purex)->signature = RESPONSE_PROCESSED; |
| wmb(); |
| |
| do { |
| while ((total_bytes > 0) && (entry_count_remaining > 0)) { |
| if (rsp_q->ring_ptr->signature == RESPONSE_PROCESSED) { |
| ql_dbg(ql_dbg_async, vha, 0x5084, |
| "Ran out of IOCBs, partial data 0x%x\n", |
| buffer_copy_offset); |
| cpu_relax(); |
| continue; |
| } |
| |
| new_pkt = (sts_cont_entry_t *)rsp_q->ring_ptr; |
| *pkt = new_pkt; |
| |
| if (new_pkt->entry_type != STATUS_CONT_TYPE) { |
| ql_log(ql_log_warn, vha, 0x507a, |
| "Unexpected IOCB type, partial data 0x%x\n", |
| buffer_copy_offset); |
| break; |
| } |
| |
| rsp_q->ring_index++; |
| if (rsp_q->ring_index == rsp_q->length) { |
| rsp_q->ring_index = 0; |
| rsp_q->ring_ptr = rsp_q->ring; |
| } else { |
| rsp_q->ring_ptr++; |
| } |
| no_bytes = (pending_bytes > sizeof(new_pkt->data)) ? |
| sizeof(new_pkt->data) : pending_bytes; |
| if ((buffer_copy_offset + no_bytes) <= total_bytes) { |
| memcpy(((uint8_t *)fpin_pkt + |
| buffer_copy_offset), new_pkt->data, |
| no_bytes); |
| buffer_copy_offset += no_bytes; |
| pending_bytes -= no_bytes; |
| --entry_count_remaining; |
| } else { |
| ql_log(ql_log_warn, vha, 0x5044, |
| "Attempt to copy more that we got, optimizing..%x\n", |
| buffer_copy_offset); |
| memcpy(((uint8_t *)fpin_pkt + |
| buffer_copy_offset), new_pkt->data, |
| total_bytes - buffer_copy_offset); |
| } |
| |
| ((response_t *)new_pkt)->signature = RESPONSE_PROCESSED; |
| wmb(); |
| } |
| |
| if (pending_bytes != 0 || entry_count_remaining != 0) { |
| ql_log(ql_log_fatal, vha, 0x508b, |
| "Dropping partial FPIN, underrun bytes = 0x%x, entry cnts 0x%x\n", |
| total_bytes, entry_count_remaining); |
| qla24xx_free_purex_item(item); |
| return NULL; |
| } |
| } while (entry_count_remaining > 0); |
| host_to_fcp_swap((uint8_t *)&item->iocb, total_bytes); |
| return item; |
| } |
| |
| /** |
| * qla2x00_async_event() - Process aynchronous events. |
| * @vha: SCSI driver HA context |
| * @rsp: response queue |
| * @mb: Mailbox registers (0 - 3) |
| */ |
| void |
| qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb) |
| { |
| uint16_t handle_cnt; |
| uint16_t cnt, mbx; |
| uint32_t handles[5]; |
| struct qla_hw_data *ha = vha->hw; |
| struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
| struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24; |
| struct device_reg_82xx __iomem *reg82 = &ha->iobase->isp82; |
| uint32_t rscn_entry, host_pid; |
| unsigned long flags; |
| fc_port_t *fcport = NULL; |
| |
| if (!vha->hw->flags.fw_started) { |
| ql_log(ql_log_warn, vha, 0x50ff, |
| "Dropping AEN - %04x %04x %04x %04x.\n", |
| mb[0], mb[1], mb[2], mb[3]); |
| return; |
| } |
| |
| /* Setup to process RIO completion. */ |
| handle_cnt = 0; |
| if (IS_CNA_CAPABLE(ha)) |
| goto skip_rio; |
| switch (mb[0]) { |
| case MBA_SCSI_COMPLETION: |
| handles[0] = make_handle(mb[2], mb[1]); |
| handle_cnt = 1; |
| break; |
| case MBA_CMPLT_1_16BIT: |
| handles[0] = mb[1]; |
| handle_cnt = 1; |
| mb[0] = MBA_SCSI_COMPLETION; |
| break; |
| case MBA_CMPLT_2_16BIT: |
| handles[0] = mb[1]; |
| handles[1] = mb[2]; |
| handle_cnt = 2; |
| mb[0] = MBA_SCSI_COMPLETION; |
| break; |
| case MBA_CMPLT_3_16BIT: |
| handles[0] = mb[1]; |
| handles[1] = mb[2]; |
| handles[2] = mb[3]; |
| handle_cnt = 3; |
| mb[0] = MBA_SCSI_COMPLETION; |
| break; |
| case MBA_CMPLT_4_16BIT: |
| handles[0] = mb[1]; |
| handles[1] = mb[2]; |
| handles[2] = mb[3]; |
| handles[3] = (uint32_t)RD_MAILBOX_REG(ha, reg, 6); |
| handle_cnt = 4; |
| mb[0] = MBA_SCSI_COMPLETION; |
| break; |
| case MBA_CMPLT_5_16BIT: |
| handles[0] = mb[1]; |
| handles[1] = mb[2]; |
| handles[2] = mb[3]; |
| handles[3] = (uint32_t)RD_MAILBOX_REG(ha, reg, 6); |
| handles[4] = (uint32_t)RD_MAILBOX_REG(ha, reg, 7); |
| handle_cnt = 5; |
| mb[0] = MBA_SCSI_COMPLETION; |
| break; |
| case MBA_CMPLT_2_32BIT: |
| handles[0] = make_handle(mb[2], mb[1]); |
| handles[1] = make_handle(RD_MAILBOX_REG(ha, reg, 7), |
| RD_MAILBOX_REG(ha, reg, 6)); |
| handle_cnt = 2; |
| mb[0] = MBA_SCSI_COMPLETION; |
| break; |
| default: |
| break; |
| } |
| skip_rio: |
| switch (mb[0]) { |
| case MBA_SCSI_COMPLETION: /* Fast Post */ |
| if (!vha->flags.online) |
| break; |
| |
| for (cnt = 0; cnt < handle_cnt; cnt++) |
| qla2x00_process_completed_request(vha, rsp->req, |
| handles[cnt]); |
| break; |
| |
| case MBA_RESET: /* Reset */ |
| ql_dbg(ql_dbg_async, vha, 0x5002, |
| "Asynchronous RESET.\n"); |
| |
| set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); |
| break; |
| |
| case MBA_SYSTEM_ERR: /* System Error */ |
| mbx = 0; |
| |
| vha->hw_err_cnt++; |
| |
| if (IS_QLA81XX(ha) || IS_QLA83XX(ha) || |
| IS_QLA27XX(ha) || IS_QLA28XX(ha)) { |
| u16 m[4]; |
| |
| m[0] = rd_reg_word(®24->mailbox4); |
| m[1] = rd_reg_word(®24->mailbox5); |
| m[2] = rd_reg_word(®24->mailbox6); |
| mbx = m[3] = rd_reg_word(®24->mailbox7); |
| |
| ql_log(ql_log_warn, vha, 0x5003, |
| "ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh mbx4=%xh mbx5=%xh mbx6=%xh mbx7=%xh.\n", |
| mb[1], mb[2], mb[3], m[0], m[1], m[2], m[3]); |
| } else |
| ql_log(ql_log_warn, vha, 0x5003, |
| "ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh.\n ", |
| mb[1], mb[2], mb[3]); |
| |
| if ((IS_QLA27XX(ha) || IS_QLA28XX(ha)) && |
| rd_reg_word(®24->mailbox7) & BIT_8) |
| ha->isp_ops->mpi_fw_dump(vha, 1); |
| ha->isp_ops->fw_dump(vha); |
| ha->flags.fw_init_done = 0; |
| QLA_FW_STOPPED(ha); |
| |
| if (IS_FWI2_CAPABLE(ha)) { |
| if (mb[1] == 0 && mb[2] == 0) { |
| ql_log(ql_log_fatal, vha, 0x5004, |
| "Unrecoverable Hardware Error: adapter " |
| "marked OFFLINE!\n"); |
| vha->flags.online = 0; |
| vha->device_flags |= DFLG_DEV_FAILED; |
| } else { |
| /* Check to see if MPI timeout occurred */ |
| if ((mbx & MBX_3) && (ha->port_no == 0)) |
| set_bit(MPI_RESET_NEEDED, |
| &vha->dpc_flags); |
| |
| set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
| } |
| } else if (mb[1] == 0) { |
| ql_log(ql_log_fatal, vha, 0x5005, |
| "Unrecoverable Hardware Error: adapter marked " |
| "OFFLINE!\n"); |
| vha->flags.online = 0; |
| vha->device_flags |= DFLG_DEV_FAILED; |
| } else |
| set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
| break; |
| |
| case MBA_REQ_TRANSFER_ERR: /* Request Transfer Error */ |
| ql_log(ql_log_warn, vha, 0x5006, |
| "ISP Request Transfer Error (%x).\n", mb[1]); |
| |
| vha->hw_err_cnt++; |
| |
| set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
| break; |
| |
| case MBA_RSP_TRANSFER_ERR: /* Response Transfer Error */ |
| ql_log(ql_log_warn, vha, 0x5007, |
| "ISP Response Transfer Error (%x).\n", mb[1]); |
| |
| vha->hw_err_cnt++; |
| |
| set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
| break; |
| |
| case MBA_WAKEUP_THRES: /* Request Queue Wake-up */ |
| ql_dbg(ql_dbg_async, vha, 0x5008, |
| "Asynchronous WAKEUP_THRES (%x).\n", mb[1]); |
| break; |
| |
| case MBA_LOOP_INIT_ERR: |
| ql_log(ql_log_warn, vha, 0x5090, |
| "LOOP INIT ERROR (%x).\n", mb[1]); |
| set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
| break; |
| |
| case MBA_LIP_OCCURRED: /* Loop Initialization Procedure */ |
| ha->flags.lip_ae = 1; |
| |
| ql_dbg(ql_dbg_async, vha, 0x5009, |
| "LIP occurred (%x).\n", mb[1]); |
| |
| if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
| atomic_set(&vha->loop_state, LOOP_DOWN); |
| atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); |
| qla2x00_mark_all_devices_lost(vha); |
| } |
| |
| if (vha->vp_idx) { |
| atomic_set(&vha->vp_state, VP_FAILED); |
| fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); |
| } |
| |
| set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags); |
| set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags); |
| |
| vha->flags.management_server_logged_in = 0; |
| qla2x00_post_aen_work(vha, FCH_EVT_LIP, mb[1]); |
| break; |
| |
| case MBA_LOOP_UP: /* Loop Up Event */ |
| if (IS_QLA2100(ha) || IS_QLA2200(ha)) |
| ha->link_data_rate = PORT_SPEED_1GB; |
| else |
| ha->link_data_rate = mb[1]; |
| |
| ql_log(ql_log_info, vha, 0x500a, |
| "LOOP UP detected (%s Gbps).\n", |
| qla2x00_get_link_speed_str(ha, ha->link_data_rate)); |
| |
| if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) { |
| if (mb[2] & BIT_0) |
| ql_log(ql_log_info, vha, 0x11a0, |
| "FEC=enabled (link up).\n"); |
| } |
| |
| vha->flags.management_server_logged_in = 0; |
| qla2x00_post_aen_work(vha, FCH_EVT_LINKUP, ha->link_data_rate); |
| |
| if (vha->link_down_time < vha->hw->port_down_retry_count) { |
| vha->short_link_down_cnt++; |
| vha->link_down_time = QLA2XX_MAX_LINK_DOWN_TIME; |
| } |
| |
| break; |
| |
| case MBA_LOOP_DOWN: /* Loop Down Event */ |
| SAVE_TOPO(ha); |
| ha->flags.lip_ae = 0; |
| ha->current_topology = 0; |
| vha->link_down_time = 0; |
| |
| mbx = (IS_QLA81XX(ha) || IS_QLA8031(ha)) |
| ? rd_reg_word(®24->mailbox4) : 0; |
| mbx = (IS_P3P_TYPE(ha)) ? rd_reg_word(®82->mailbox_out[4]) |
| : mbx; |
| ql_log(ql_log_info, vha, 0x500b, |
| "LOOP DOWN detected (%x %x %x %x).\n", |
| mb[1], mb[2], mb[3], mbx); |
| |
| if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
| atomic_set(&vha->loop_state, LOOP_DOWN); |
| atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); |
| /* |
| * In case of loop down, restore WWPN from |
| * NVRAM in case of FA-WWPN capable ISP |
| * Restore for Physical Port only |
| */ |
| if (!vha->vp_idx) { |
| if (ha->flags.fawwpn_enabled && |
| (ha->current_topology == ISP_CFG_F)) { |
| memcpy(vha->port_name, ha->port_name, WWN_SIZE); |
| fc_host_port_name(vha->host) = |
| wwn_to_u64(vha->port_name); |
| ql_dbg(ql_dbg_init + ql_dbg_verbose, |
| vha, 0x00d8, "LOOP DOWN detected," |
| "restore WWPN %016llx\n", |
| wwn_to_u64(vha->port_name)); |
| } |
| |
| clear_bit(VP_CONFIG_OK, &vha->vp_flags); |
| } |
| |
| vha->device_flags |= DFLG_NO_CABLE; |
| qla2x00_mark_all_devices_lost(vha); |
| } |
| |
| if (vha->vp_idx) { |
| atomic_set(&vha->vp_state, VP_FAILED); |
| fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); |
| } |
| |
| vha->flags.management_server_logged_in = 0; |
| ha->link_data_rate = PORT_SPEED_UNKNOWN; |
| qla2x00_post_aen_work(vha, FCH_EVT_LINKDOWN, 0); |
| break; |
| |
| case MBA_LIP_RESET: /* LIP reset occurred */ |
| ql_dbg(ql_dbg_async, vha, 0x500c, |
| "LIP reset occurred (%x).\n", mb[1]); |
| |
| if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
| atomic_set(&vha->loop_state, LOOP_DOWN); |
| atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); |
| qla2x00_mark_all_devices_lost(vha); |
| } |
| |
| if (vha->vp_idx) { |
| atomic_set(&vha->vp_state, VP_FAILED); |
| fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); |
| } |
| |
| set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); |
| |
| ha->operating_mode = LOOP; |
| vha->flags.management_server_logged_in = 0; |
| qla2x00_post_aen_work(vha, FCH_EVT_LIPRESET, mb[1]); |
| break; |
| |
| /* case MBA_DCBX_COMPLETE: */ |
| case MBA_POINT_TO_POINT: /* Point-to-Point */ |
| ha->flags.lip_ae = 0; |
| |
| if (IS_QLA2100(ha)) |
| break; |
| |
| if (IS_CNA_CAPABLE(ha)) { |
| ql_dbg(ql_dbg_async, vha, 0x500d, |
| "DCBX Completed -- %04x %04x %04x.\n", |
| mb[1], mb[2], mb[3]); |
| if (ha->notify_dcbx_comp && !vha->vp_idx) |
| complete(&ha->dcbx_comp); |
| |
| } else |
| ql_dbg(ql_dbg_async, vha, 0x500e, |
| "Asynchronous P2P MODE received.\n"); |
| |
| /* |
| * Until there's a transition from loop down to loop up, treat |
| * this as loop down only. |
| */ |
| if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
| atomic_set(&vha->loop_state, LOOP_DOWN); |
| if (!atomic_read(&vha->loop_down_timer)) |
| atomic_set(&vha->loop_down_timer, |
| LOOP_DOWN_TIME); |
| if (!N2N_TOPO(ha)) |
| qla2x00_mark_all_devices_lost(vha); |
| } |
| |
| if (vha->vp_idx) { |
| atomic_set(&vha->vp_state, VP_FAILED); |
| fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); |
| } |
| |
| if (!(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) |
| set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); |
| |
| set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags); |
| set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags); |
| |
| vha->flags.management_server_logged_in = 0; |
| break; |
| |
| case MBA_CHG_IN_CONNECTION: /* Change in connection mode */ |
| if (IS_QLA2100(ha)) |
| break; |
| |
| ql_dbg(ql_dbg_async, vha, 0x500f, |
| "Configuration change detected: value=%x.\n", mb[1]); |
| |
| if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
| atomic_set(&vha->loop_state, LOOP_DOWN); |
| if (!atomic_read(&vha->loop_down_timer)) |
| atomic_set(&vha->loop_down_timer, |
| LOOP_DOWN_TIME); |
| qla2x00_mark_all_devices_lost(vha); |
| } |
| |
| if (vha->vp_idx) { |
| atomic_set(&vha->vp_state, VP_FAILED); |
| fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); |
| } |
| |
| set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
| set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); |
| break; |
| |
| case MBA_PORT_UPDATE: /* Port database update */ |
| /* |
| * Handle only global and vn-port update events |
| * |
| * Relevant inputs: |
| * mb[1] = N_Port handle of changed port |
| * OR 0xffff for global event |
| * mb[2] = New login state |
| * 7 = Port logged out |
| * mb[3] = LSB is vp_idx, 0xff = all vps |
| * |
| * Skip processing if: |
| * Event is global, vp_idx is NOT all vps, |
| * vp_idx does not match |
| * Event is not global, vp_idx does not match |
| */ |
| if (IS_QLA2XXX_MIDTYPE(ha) && |
| ((mb[1] == 0xffff && (mb[3] & 0xff) != 0xff) || |
| (mb[1] != 0xffff)) && vha->vp_idx != (mb[3] & 0xff)) |
| break; |
| |
| if (mb[2] == 0x7) { |
| ql_dbg(ql_dbg_async, vha, 0x5010, |
| "Port %s %04x %04x %04x.\n", |
| mb[1] == 0xffff ? "unavailable" : "logout", |
| mb[1], mb[2], mb[3]); |
| |
| if (mb[1] == 0xffff) |
| goto global_port_update; |
| |
| if (mb[1] == NPH_SNS_LID(ha)) { |
| set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
| set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); |
| break; |
| } |
| |
| /* use handle_cnt for loop id/nport handle */ |
| if (IS_FWI2_CAPABLE(ha)) |
| handle_cnt = NPH_SNS; |
| else |
| handle_cnt = SIMPLE_NAME_SERVER; |
| if (mb[1] == handle_cnt) { |
| set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
| set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); |
| break; |
| } |
| |
| /* Port logout */ |
| fcport = qla2x00_find_fcport_by_loopid(vha, mb[1]); |
| if (!fcport) |
| break; |
| if (atomic_read(&fcport->state) != FCS_ONLINE) |
| break; |
| ql_dbg(ql_dbg_async, vha, 0x508a, |
| "Marking port lost loopid=%04x portid=%06x.\n", |
| fcport->loop_id, fcport->d_id.b24); |
| if (qla_ini_mode_enabled(vha)) { |
| fcport->logout_on_delete = 0; |
| qlt_schedule_sess_for_deletion(fcport); |
| } |
| break; |
| |
| global_port_update: |
| if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
| atomic_set(&vha->loop_state, LOOP_DOWN); |
| atomic_set(&vha->loop_down_timer, |
| LOOP_DOWN_TIME); |
| vha->device_flags |= DFLG_NO_CABLE; |
| qla2x00_mark_all_devices_lost(vha); |
| } |
| |
| if (vha->vp_idx) { |
| atomic_set(&vha->vp_state, VP_FAILED); |
| fc_vport_set_state(vha->fc_vport, |
| FC_VPORT_FAILED); |
| qla2x00_mark_all_devices_lost(vha); |
| } |
| |
| vha->flags.management_server_logged_in = 0; |
| ha->link_data_rate = PORT_SPEED_UNKNOWN; |
| break; |
| } |
| |
| /* |
| * If PORT UPDATE is global (received LIP_OCCURRED/LIP_RESET |
| * event etc. earlier indicating loop is down) then process |
| * it. Otherwise ignore it and Wait for RSCN to come in. |
| */ |
| atomic_set(&vha->loop_down_timer, 0); |
| if (atomic_read(&vha->loop_state) != LOOP_DOWN && |
| !ha->flags.n2n_ae && |
| atomic_read(&vha->loop_state) != LOOP_DEAD) { |
| ql_dbg(ql_dbg_async, vha, 0x5011, |
| "Asynchronous PORT UPDATE ignored %04x/%04x/%04x.\n", |
| mb[1], mb[2], mb[3]); |
| break; |
| } |
| |
| ql_dbg(ql_dbg_async, vha, 0x5012, |
| "Port database changed %04x %04x %04x.\n", |
| mb[1], mb[2], mb[3]); |
| |
| /* |
| * Mark all devices as missing so we will login again. |
| */ |
| atomic_set(&vha->loop_state, LOOP_UP); |
| vha->scan.scan_retry = 0; |
| |
| set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
| set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); |
| set_bit(VP_CONFIG_OK, &vha->vp_flags); |
| break; |
| |
| case MBA_RSCN_UPDATE: /* State Change Registration */ |
| /* Check if the Vport has issued a SCR */ |
| if (vha->vp_idx && test_bit(VP_SCR_NEEDED, &vha->vp_flags)) |
| break; |
| /* Only handle SCNs for our Vport index. */ |
| if (ha->flags.npiv_supported && vha->vp_idx != (mb[3] & 0xff)) |
| break; |
| |
| ql_log(ql_log_warn, vha, 0x5013, |
| "RSCN database changed -- %04x %04x %04x.\n", |
| mb[1], mb[2], mb[3]); |
| |
| rscn_entry = ((mb[1] & 0xff) << 16) | mb[2]; |
| host_pid = (vha->d_id.b.domain << 16) | (vha->d_id.b.area << 8) |
| | vha->d_id.b.al_pa; |
| if (rscn_entry == host_pid) { |
| ql_dbg(ql_dbg_async, vha, 0x5014, |
| "Ignoring RSCN update to local host " |
| "port ID (%06x).\n", host_pid); |
| break; |
| } |
| |
| /* Ignore reserved bits from RSCN-payload. */ |
| rscn_entry = ((mb[1] & 0x3ff) << 16) | mb[2]; |
| |
| /* Skip RSCNs for virtual ports on the same physical port */ |
| if (qla2x00_is_a_vp_did(vha, rscn_entry)) |
| break; |
| |
| atomic_set(&vha->loop_down_timer, 0); |
| vha->flags.management_server_logged_in = 0; |
| { |
| struct event_arg ea; |
| |
| memset(&ea, 0, sizeof(ea)); |
| ea.id.b24 = rscn_entry; |
| ea.id.b.rsvd_1 = rscn_entry >> 24; |
| qla2x00_handle_rscn(vha, &ea); |
| qla2x00_post_aen_work(vha, FCH_EVT_RSCN, rscn_entry); |
| } |
| break; |
| case MBA_CONGN_NOTI_RECV: |
| if (!ha->flags.scm_enabled || |
| mb[1] != QLA_CON_PRIMITIVE_RECEIVED) |
| break; |
| |
| if (mb[2] == QLA_CONGESTION_ARB_WARNING) { |
| ql_dbg(ql_dbg_async, vha, 0x509b, |
| "Congestion Warning %04x %04x.\n", mb[1], mb[2]); |
| } else if (mb[2] == QLA_CONGESTION_ARB_ALARM) { |
| ql_log(ql_log_warn, vha, 0x509b, |
| "Congestion Alarm %04x %04x.\n", mb[1], mb[2]); |
| } |
| break; |
| /* case MBA_RIO_RESPONSE: */ |
| case MBA_ZIO_RESPONSE: |
| ql_dbg(ql_dbg_async, vha, 0x5015, |
| "[R|Z]IO update completion.\n"); |
| |
| if (IS_FWI2_CAPABLE(ha)) |
| qla24xx_process_response_queue(vha, rsp); |
| else |
| qla2x00_process_response_queue(rsp); |
| break; |
| |
| case MBA_DISCARD_RND_FRAME: |
| ql_dbg(ql_dbg_async, vha, 0x5016, |
| "Discard RND Frame -- %04x %04x %04x.\n", |
| mb[1], mb[2], mb[3]); |
| vha->interface_err_cnt++; |
| break; |
| |
| case MBA_TRACE_NOTIFICATION: |
| ql_dbg(ql_dbg_async, vha, 0x5017, |
| "Trace Notification -- %04x %04x.\n", mb[1], mb[2]); |
| break; |
| |
| case MBA_ISP84XX_ALERT: |
| ql_dbg(ql_dbg_async, vha, 0x5018, |
| "ISP84XX Alert Notification -- %04x %04x %04x.\n", |
| mb[1], mb[2], mb[3]); |
| |
| spin_lock_irqsave(&ha->cs84xx->access_lock, flags); |
| switch (mb[1]) { |
| case A84_PANIC_RECOVERY: |
| ql_log(ql_log_info, vha, 0x5019, |
| "Alert 84XX: panic recovery %04x %04x.\n", |
| mb[2], mb[3]); |
| break; |
| case A84_OP_LOGIN_COMPLETE: |
| ha->cs84xx->op_fw_version = mb[3] << 16 | mb[2]; |
| ql_log(ql_log_info, vha, 0x501a, |
| "Alert 84XX: firmware version %x.\n", |
| ha->cs84xx->op_fw_version); |
| break; |
| case A84_DIAG_LOGIN_COMPLETE: |
| ha->cs84xx->diag_fw_version = mb[3] << 16 | mb[2]; |
| ql_log(ql_log_info, vha, 0x501b, |
| "Alert 84XX: diagnostic firmware version %x.\n", |
| ha->cs84xx->diag_fw_version); |
| break; |
| case A84_GOLD_LOGIN_COMPLETE: |
| ha->cs84xx->diag_fw_version = mb[3] << 16 | mb[2]; |
| ha->cs84xx->fw_update = 1; |
| ql_log(ql_log_info, vha, 0x501c, |
| "Alert 84XX: gold firmware version %x.\n", |
| ha->cs84xx->gold_fw_version); |
| break; |
| default: |
| ql_log(ql_log_warn, vha, 0x501d, |
| "Alert 84xx: Invalid Alert %04x %04x %04x.\n", |
| mb[1], mb[2], mb[3]); |
| } |
| spin_unlock_irqrestore(&ha->cs84xx->access_lock, flags); |
| break; |
| case MBA_DCBX_START: |
| ql_dbg(ql_dbg_async, vha, 0x501e, |
| "DCBX Started -- %04x %04x %04x.\n", |
| mb[1], mb[2], mb[3]); |
| break; |
| case MBA_DCBX_PARAM_UPDATE: |
| ql_dbg(ql_dbg_async, vha, 0x501f, |
| "DCBX Parameters Updated -- %04x %04x %04x.\n", |
| mb[1], mb[2], mb[3]); |
| break; |
| case MBA_FCF_CONF_ERR: |
| ql_dbg(ql_dbg_async, vha, 0x5020, |
| "FCF Configuration Error -- %04x %04x %04x.\n", |
| mb[1], mb[2], mb[3]); |
| break; |
| case MBA_IDC_NOTIFY: |
| if (IS_QLA8031(vha->hw) || IS_QLA8044(ha)) { |
| mb[4] = rd_reg_word(®24->mailbox4); |
| if (((mb[2] & 0x7fff) == MBC_PORT_RESET || |
| (mb[2] & 0x7fff) == MBC_SET_PORT_CONFIG) && |
| (mb[4] & INTERNAL_LOOPBACK_MASK) != 0) { |
| set_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags); |
| /* |
| * Extend loop down timer since port is active. |
| */ |
| if (atomic_read(&vha->loop_state) == LOOP_DOWN) |
| atomic_set(&vha->loop_down_timer, |
| LOOP_DOWN_TIME); |
| qla2xxx_wake_dpc(vha); |
| } |
| } |
| fallthrough; |
| case MBA_IDC_COMPLETE: |
| if (ha->notify_lb_portup_comp && !vha->vp_idx) |
| complete(&ha->lb_portup_comp); |
| fallthrough; |
| case MBA_IDC_TIME_EXT: |
| if (IS_QLA81XX(vha->hw) || IS_QLA8031(vha->hw) || |
| IS_QLA8044(ha)) |
| qla81xx_idc_event(vha, mb[0], mb[1]); |
| break; |
| |
| case MBA_IDC_AEN: |
| if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) { |
| vha->hw_err_cnt++; |
| qla27xx_handle_8200_aen(vha, mb); |
| } else if (IS_QLA83XX(ha)) { |
| mb[4] = rd_reg_word(®24->mailbox4); |
| mb[5] = rd_reg_word(®24->mailbox5); |
| mb[6] = rd_reg_word(®24->mailbox6); |
| mb[7] = rd_reg_word(®24->mailbox7); |
| qla83xx_handle_8200_aen(vha, mb); |
| } else { |
| ql_dbg(ql_dbg_async, vha, 0x5052, |
| "skip Heartbeat processing mb0-3=[0x%04x] [0x%04x] [0x%04x] [0x%04x]\n", |
| mb[0], mb[1], mb[2], mb[3]); |
| } |
| break; |
| |
| case MBA_DPORT_DIAGNOSTICS: |
| if ((mb[1] & 0xF) == AEN_DONE_DIAG_TEST_WITH_NOERR || |
| (mb[1] & 0xF) == AEN_DONE_DIAG_TEST_WITH_ERR) |
| vha->dport_status &= ~DPORT_DIAG_IN_PROGRESS; |
| ql_dbg(ql_dbg_async, vha, 0x5052, |
| "D-Port Diagnostics: %04x %04x %04x %04x\n", |
| mb[0], mb[1], mb[2], mb[3]); |
| memcpy(vha->dport_data, mb, sizeof(vha->dport_data)); |
| if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) { |
| static char *results[] = { |
| "start", "done(pass)", "done(error)", "undefined" }; |
| static char *types[] = { |
| "none", "dynamic", "static", "other" }; |
| uint result = mb[1] >> 0 & 0x3; |
| uint type = mb[1] >> 6 & 0x3; |
| uint sw = mb[1] >> 15 & 0x1; |
| ql_dbg(ql_dbg_async, vha, 0x5052, |
| "D-Port Diagnostics: result=%s type=%s [sw=%u]\n", |
| results[result], types[type], sw); |
| if (result == 2) { |
| static char *reasons[] = { |
| "reserved", "unexpected reject", |
| "unexpected phase", "retry exceeded", |
| "timed out", "not supported", |
| "user stopped" }; |
| uint reason = mb[2] >> 0 & 0xf; |
| uint phase = mb[2] >> 12 & 0xf; |
| ql_dbg(ql_dbg_async, vha, 0x5052, |
| "D-Port Diagnostics: reason=%s phase=%u \n", |
| reason < 7 ? reasons[reason] : "other", |
| phase >> 1); |
| } |
| } |
| break; |
| |
| case MBA_TEMPERATURE_ALERT: |
| if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) |
| display_Laser_info(vha, mb[1], mb[2], mb[3]); |
| ql_dbg(ql_dbg_async, vha, 0x505e, |
| "TEMPERATURE ALERT: %04x %04x %04x\n", mb[1], mb[2], mb[3]); |
| break; |
| |
| case MBA_TRANS_INSERT: |
| ql_dbg(ql_dbg_async, vha, 0x5091, |
| "Transceiver Insertion: %04x\n", mb[1]); |
| set_bit(DETECT_SFP_CHANGE, &vha->dpc_flags); |
| break; |
| |
| case MBA_TRANS_REMOVE: |
| ql_dbg(ql_dbg_async, vha, 0x5091, "Transceiver Removal\n"); |
| break; |
| |
| default: |
| ql_dbg(ql_dbg_async, vha, 0x5057, |
| "Unknown AEN:%04x %04x %04x %04x\n", |
| mb[0], mb[1], mb[2], mb[3]); |
| } |
| |
| qlt_async_event(mb[0], vha, mb); |
| |
| if (!vha->vp_idx && ha->num_vhosts) |
| qla2x00_alert_all_vps(rsp, mb); |
| } |
| |
| /** |
| * qla2x00_process_completed_request() - Process a Fast Post response. |
| * @vha: SCSI driver HA context |
| * @req: request queue |
| * @index: SRB index |
| */ |
| void |
| qla2x00_process_completed_request(struct scsi_qla_host *vha, |
| struct req_que *req, uint32_t index) |
| { |
| srb_t *sp; |
| struct qla_hw_data *ha = vha->hw; |
| |
| /* Validate handle. */ |
| if (index >= req->num_outstanding_cmds) { |
| ql_log(ql_log_warn, vha, 0x3014, |
| "Invalid SCSI command index (%x).\n", index); |
| |
| if (IS_P3P_TYPE(ha)) |
| set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); |
| else |
| set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
| return; |
| } |
| |
| sp = req->outstanding_cmds[index]; |
| if (sp) { |
| /* Free outstanding command slot. */ |
| req->outstanding_cmds[index] = NULL; |
| |
| /* Save ISP completion status */ |
| sp->done(sp, DID_OK << 16); |
| } else { |
| ql_log(ql_log_warn, vha, 0x3016, "Invalid SCSI SRB.\n"); |
| |
| if (IS_P3P_TYPE(ha)) |
| set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); |
| else |
| set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
| } |
| } |
| |
| static srb_t * |
| qla_get_sp_from_handle(scsi_qla_host_t *vha, const char *func, |
| struct req_que *req, void *iocb, u16 *ret_index) |
| { |
| struct qla_hw_data *ha = vha->hw; |
| sts_entry_t *pkt = iocb; |
| srb_t *sp; |
| uint16_t index; |
| |
| if (pkt->handle == QLA_SKIP_HANDLE) |
| return NULL; |
| |
| index = LSW(pkt->handle); |
| if (index >= req->num_outstanding_cmds) { |
| ql_log(ql_log_warn, vha, 0x5031, |
| "%s: Invalid command index (%x) type %8ph.\n", |
| func, index, iocb); |
| if (IS_P3P_TYPE(ha)) |
| set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); |
| else |
| set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
| return NULL; |
| } |
| sp = req->outstanding_cmds[index]; |
| if (!sp) { |
| ql_log(ql_log_warn, vha, 0x5032, |
| "%s: Invalid completion handle (%x) -- timed-out.\n", |
| func, index); |
| return NULL; |
| } |
| if (sp->handle != index) { |
| ql_log(ql_log_warn, vha, 0x5033, |
| "%s: SRB handle (%x) mismatch %x.\n", func, |
| sp->handle, index); |
| return NULL; |
| } |
| |
| *ret_index = index; |
| qla_put_fw_resources(sp->qpair, &sp->iores); |
| return sp; |
| } |
| |
| srb_t * |
| qla2x00_get_sp_from_handle(scsi_qla_host_t *vha, const char *func, |
| struct req_que *req, void *iocb) |
| { |
| uint16_t index; |
| srb_t *sp; |
| |
| sp = qla_get_sp_from_handle(vha, func, req, iocb, &index); |
| if (sp) |
| req->outstanding_cmds[index] = NULL; |
| |
| return sp; |
| } |
| |
| static void |
| qla2x00_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, |
| struct mbx_entry *mbx) |
| { |
| const char func[] = "MBX-IOCB"; |
| const char *type; |
| fc_port_t *fcport; |
| srb_t *sp; |
| struct srb_iocb *lio; |
| uint16_t *data; |
| uint16_t status; |
| |
| sp = qla2x00_get_sp_from_handle(vha, func, req, mbx); |
| if (!sp) |
| return; |
| |
| lio = &sp->u.iocb_cmd; |
| type = sp->name; |
| fcport = sp->fcport; |
| data = lio->u.logio.data; |
| |
| data[0] = MBS_COMMAND_ERROR; |
| data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ? |
| QLA_LOGIO_LOGIN_RETRIED : 0; |
| if (mbx->entry_status) { |
| ql_dbg(ql_dbg_async, vha, 0x5043, |
| "Async-%s error entry - hdl=%x portid=%02x%02x%02x " |
| "entry-status=%x status=%x state-flag=%x " |
| "status-flags=%x.\n", type, sp->handle, |
| fcport->d_id.b.domain, fcport->d_id.b.area, |
| fcport->d_id.b.al_pa, mbx->entry_status, |
| le16_to_cpu(mbx->status), le16_to_cpu(mbx->state_flags), |
| le16_to_cpu(mbx->status_flags)); |
| |
| ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5029, |
| mbx, sizeof(*mbx)); |
| |
| goto logio_done; |
| } |
| |
| status = le16_to_cpu(mbx->status); |
| if (status == 0x30 && sp->type == SRB_LOGIN_CMD && |
| le16_to_cpu(mbx->mb0) == MBS_COMMAND_COMPLETE) |
| status = 0; |
| if (!status && le16_to_cpu(mbx->mb0) == MBS_COMMAND_COMPLETE) { |
| ql_dbg(ql_dbg_async, vha, 0x5045, |
| "Async-%s complete - hdl=%x portid=%02x%02x%02x mbx1=%x.\n", |
| type, sp->handle, fcport->d_id.b.domain, |
| fcport->d_id.b.area, fcport->d_id.b.al_pa, |
| le16_to_cpu(mbx->mb1)); |
| |
| data[0] = MBS_COMMAND_COMPLETE; |
| if (sp->type == SRB_LOGIN_CMD) { |
| fcport->port_type = FCT_TARGET; |
| if (le16_to_cpu(mbx->mb1) & BIT_0) |
| fcport->port_type = FCT_INITIATOR; |
| else if (le16_to_cpu(mbx->mb1) & BIT_1) |
| fcport->flags |= FCF_FCP2_DEVICE; |
| } |
| goto logio_done; |
| } |
| |
| data[0] = le16_to_cpu(mbx->mb0); |
| switch (data[0]) { |
| case MBS_PORT_ID_USED: |
| data[1] = le16_to_cpu(mbx->mb1); |
| break; |
| case MBS_LOOP_ID_USED: |
| break; |
| default: |
| data[0] = MBS_COMMAND_ERROR; |
| break; |
| } |
| |
| ql_log(ql_log_warn, vha, 0x5046, |
| "Async-%s failed - hdl=%x portid=%02x%02x%02x status=%x " |
| "mb0=%x mb1=%x mb2=%x mb6=%x mb7=%x.\n", type, sp->handle, |
| fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa, |
| status, le16_to_cpu(mbx->mb0), le16_to_cpu(mbx->mb1), |
| le16_to_cpu(mbx->mb2), le16_to_cpu(mbx->mb6), |
| le16_to_cpu(mbx->mb7)); |
| |
| logio_done: |
| sp->done(sp, 0); |
| } |
| |
| static void |
| qla24xx_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, |
| struct mbx_24xx_entry *pkt) |
| { |
| const char func[] = "MBX-IOCB2"; |
| struct qla_hw_data *ha = vha->hw; |
| srb_t *sp; |
| struct srb_iocb *si; |
| u16 sz, i; |
| int res; |
| |
| sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); |
| if (!sp) |
| return; |
| |
| if (sp->type == SRB_SCSI_CMD || |
| sp->type == SRB_NVME_CMD || |
| sp->type == SRB_TM_CMD) { |
| ql_log(ql_log_warn, vha, 0x509d, |
| "Inconsistent event entry type %d\n", sp->type); |
| if (IS_P3P_TYPE(ha)) |
| set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); |
| else |
| set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
| return; |
| } |
| |
| si = &sp->u.iocb_cmd; |
| sz = min(ARRAY_SIZE(pkt->mb), ARRAY_SIZE(sp->u.iocb_cmd.u.mbx.in_mb)); |
| |
| for (i = 0; i < sz; i++) |
| si->u.mbx.in_mb[i] = pkt->mb[i]; |
| |
| res = (si->u.mbx.in_mb[0] & MBS_MASK); |
| |
| sp->done(sp, res); |
| } |
| |
| static void |
| qla24xxx_nack_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, |
| struct nack_to_isp *pkt) |
| { |
| const char func[] = "nack"; |
| srb_t *sp; |
| int res = 0; |
| |
| sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); |
| if (!sp) |
| return; |
| |
| if (pkt->u.isp2x.status != cpu_to_le16(NOTIFY_ACK_SUCCESS)) |
| res = QLA_FUNCTION_FAILED; |
| |
| sp->done(sp, res); |
| } |
| |
| static void |
| qla2x00_ct_entry(scsi_qla_host_t *vha, struct req_que *req, |
| sts_entry_t *pkt, int iocb_type) |
| { |
| const char func[] = "CT_IOCB"; |
| const char *type; |
| srb_t *sp; |
| struct bsg_job *bsg_job; |
| struct fc_bsg_reply *bsg_reply; |
| uint16_t comp_status; |
| int res = 0; |
| |
| sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); |
| if (!sp) |
| return; |
| |
| switch (sp->type) { |
| case SRB_CT_CMD: |
| bsg_job = sp->u.bsg_job; |
| bsg_reply = bsg_job->reply; |
| |
| type = "ct pass-through"; |
| |
| comp_status = le16_to_cpu(pkt->comp_status); |
| |
| /* |
| * return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT |
| * fc payload to the caller |
| */ |
| bsg_reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK; |
| bsg_job->reply_len = sizeof(struct fc_bsg_reply); |
| |
| if (comp_status != CS_COMPLETE) { |
| if (comp_status == CS_DATA_UNDERRUN) { |
| res = DID_OK << 16; |
| bsg_reply->reply_payload_rcv_len = |
| le16_to_cpu(pkt->rsp_info_len); |
| |
| ql_log(ql_log_warn, vha, 0x5048, |
| "CT pass-through-%s error comp_status=0x%x total_byte=0x%x.\n", |
| type, comp_status, |
| bsg_reply->reply_payload_rcv_len); |
| } else { |
| ql_log(ql_log_warn, vha, 0x5049, |
| "CT pass-through-%s error comp_status=0x%x.\n", |
| type, comp_status); |
| res = DID_ERROR << 16; |
| bsg_reply->reply_payload_rcv_len = 0; |
| } |
| ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5035, |
| pkt, sizeof(*pkt)); |
| } else { |
| res = DID_OK << 16; |
| bsg_reply->reply_payload_rcv_len = |
| bsg_job->reply_payload.payload_len; |
| bsg_job->reply_len = 0; |
| } |
| break; |
| case SRB_CT_PTHRU_CMD: |
| /* |
| * borrowing sts_entry_24xx.comp_status. |
| * same location as ct_entry_24xx.comp_status |
| */ |
| res = qla2x00_chk_ms_status(vha, (ms_iocb_entry_t *)pkt, |
| (struct ct_sns_rsp *)sp->u.iocb_cmd.u.ctarg.rsp, |
| sp->name); |
| break; |
| } |
| |
| sp->done(sp, res); |
| } |
| |
| static void |
| qla24xx_els_ct_entry(scsi_qla_host_t *v, struct req_que *req, |
| struct sts_entry_24xx *pkt, int iocb_type) |
| { |
| struct els_sts_entry_24xx *ese = (struct els_sts_entry_24xx *)pkt; |
| const char func[] = "ELS_CT_IOCB"; |
| const char *type; |
| srb_t *sp; |
| struct bsg_job *bsg_job; |
| struct fc_bsg_reply *bsg_reply; |
| uint16_t comp_status; |
| uint32_t fw_status[3]; |
| int res, logit = 1; |
| struct srb_iocb *els; |
| uint n; |
| scsi_qla_host_t *vha; |
| struct els_sts_entry_24xx *e = (struct els_sts_entry_24xx *)pkt; |
| |
| sp = qla2x00_get_sp_from_handle(v, func, req, pkt); |
| if (!sp) |
| return; |
| bsg_job = sp->u.bsg_job; |
| vha = sp->vha; |
| |
| type = NULL; |
| |
| comp_status = fw_status[0] = le16_to_cpu(pkt->comp_status); |
| fw_status[1] = le32_to_cpu(((struct els_sts_entry_24xx *)pkt)->error_subcode_1); |
| fw_status[2] = le32_to_cpu(((struct els_sts_entry_24xx *)pkt)->error_subcode_2); |
| |
| switch (sp->type) { |
| case SRB_ELS_CMD_RPT: |
| case SRB_ELS_CMD_HST: |
| type = "rpt hst"; |
| break; |
| case SRB_ELS_CMD_HST_NOLOGIN: |
| type = "els"; |
| { |
| struct els_entry_24xx *els = (void *)pkt; |
| struct qla_bsg_auth_els_request *p = |
| (struct qla_bsg_auth_els_request *)bsg_job->request; |
| |
| ql_dbg(ql_dbg_user, vha, 0x700f, |
| "%s %s. portid=%02x%02x%02x status %x xchg %x bsg ptr %p\n", |
| __func__, sc_to_str(p->e.sub_cmd), |
| e->d_id[2], e->d_id[1], e->d_id[0], |
| comp_status, p->e.extra_rx_xchg_address, bsg_job); |
| |
| if (!(le16_to_cpu(els->control_flags) & ECF_PAYLOAD_DESCR_MASK)) { |
| if (sp->remap.remapped) { |
| n = sg_copy_from_buffer(bsg_job->reply_payload.sg_list, |
| bsg_job->reply_payload.sg_cnt, |
| sp->remap.rsp.buf, |
| sp->remap.rsp.len); |
| ql_dbg(ql_dbg_user + ql_dbg_verbose, vha, 0x700e, |
| "%s: SG copied %x of %x\n", |
| __func__, n, sp->remap.rsp.len); |
| } else { |
| ql_dbg(ql_dbg_user, vha, 0x700f, |
| "%s: NOT REMAPPED (error)...!!!\n", |
| __func__); |
| } |
| } |
| } |
| break; |
| case SRB_CT_CMD: |
| type = "ct pass-through"; |
| break; |
| case SRB_ELS_DCMD: |
| type = "Driver ELS logo"; |
| if (iocb_type != ELS_IOCB_TYPE) { |
| ql_dbg(ql_dbg_user, vha, 0x5047, |
| "Completing %s: (%p) type=%d.\n", |
| type, sp, sp->type); |
| sp->done(sp, 0); |
| return; |
| } |
| break; |
| case SRB_CT_PTHRU_CMD: |
| /* borrowing sts_entry_24xx.comp_status. |
| same location as ct_entry_24xx.comp_status |
| */ |
| res = qla2x00_chk_ms_status(sp->vha, (ms_iocb_entry_t *)pkt, |
| (struct ct_sns_rsp *)sp->u.iocb_cmd.u.ctarg.rsp, |
| sp->name); |
| sp->done(sp, res); |
| return; |
| default: |
| ql_dbg(ql_dbg_user, vha, 0x503e, |
| "Unrecognized SRB: (%p) type=%d.\n", sp, sp->type); |
| return; |
| } |
| |
| if (iocb_type == ELS_IOCB_TYPE) { |
| els = &sp->u.iocb_cmd; |
| els->u.els_plogi.fw_status[0] = cpu_to_le32(fw_status[0]); |
| els->u.els_plogi.fw_status[1] = cpu_to_le32(fw_status[1]); |
| els->u.els_plogi.fw_status[2] = cpu_to_le32(fw_status[2]); |
| els->u.els_plogi.comp_status = cpu_to_le16(fw_status[0]); |
| if (comp_status == CS_COMPLETE) { |
| res = DID_OK << 16; |
| } else { |
| if (comp_status == CS_DATA_UNDERRUN) { |
| res = DID_OK << 16; |
| els->u.els_plogi.len = cpu_to_le16(le32_to_cpu( |
| ese->total_byte_count)); |
| |
| if (sp->remap.remapped && |
| ((u8 *)sp->remap.rsp.buf)[0] == ELS_LS_ACC) { |
| ql_dbg(ql_dbg_user, vha, 0x503f, |
| "%s IOCB Done LS_ACC %02x%02x%02x -> %02x%02x%02x", |
| __func__, e->s_id[0], e->s_id[2], e->s_id[1], |
| e->d_id[2], e->d_id[1], e->d_id[0]); |
| logit = 0; |
| } |
| |
| } else if (comp_status == CS_PORT_LOGGED_OUT) { |
| ql_dbg(ql_dbg_disc, vha, 0x911e, |
| "%s %d schedule session deletion\n", |
| __func__, __LINE__); |
| |
| els->u.els_plogi.len = 0; |
| res = DID_IMM_RETRY << 16; |
| qlt_schedule_sess_for_deletion(sp->fcport); |
| } else { |
| els->u.els_plogi.len = 0; |
| res = DID_ERROR << 16; |
| } |
| |
| if (sp->remap.remapped && |
| ((u8 *)sp->remap.rsp.buf)[0] == ELS_LS_RJT) { |
| if (logit) { |
| ql_dbg(ql_dbg_user, vha, 0x503f, |
| "%s IOCB Done LS_RJT hdl=%x comp_status=0x%x\n", |
| type, sp->handle, comp_status); |
| |
| ql_dbg(ql_dbg_user, vha, 0x503f, |
| "subcode 1=0x%x subcode 2=0x%x bytes=0x%x %02x%02x%02x -> %02x%02x%02x\n", |
| fw_status[1], fw_status[2], |
| le32_to_cpu(((struct els_sts_entry_24xx *) |
| pkt)->total_byte_count), |
| e->s_id[0], e->s_id[2], e->s_id[1], |
| e->d_id[2], e->d_id[1], e->d_id[0]); |
| } |
| if (sp->fcport && sp->fcport->flags & FCF_FCSP_DEVICE && |
| sp->type == SRB_ELS_CMD_HST_NOLOGIN) { |
| ql_dbg(ql_dbg_edif, vha, 0x911e, |
| "%s rcv reject. Sched delete\n", __func__); |
| qlt_schedule_sess_for_deletion(sp->fcport); |
| } |
| } else if (logit) { |
| ql_log(ql_log_info, vha, 0x503f, |
| "%s IOCB Done hdl=%x comp_status=0x%x\n", |
| type, sp->handle, comp_status); |
| ql_log(ql_log_info, vha, 0x503f, |
| "subcode 1=0x%x subcode 2=0x%x bytes=0x%x %02x%02x%02x -> %02x%02x%02x\n", |
| fw_status[1], fw_status[2], |
| le32_to_cpu(((struct els_sts_entry_24xx *) |
| pkt)->total_byte_count), |
| e->s_id[0], e->s_id[2], e->s_id[1], |
| e->d_id[2], e->d_id[1], e->d_id[0]); |
| } |
| } |
| goto els_ct_done; |
| } |
| |
| /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT |
| * fc payload to the caller |
| */ |
| bsg_job = sp->u.bsg_job; |
| bsg_reply = bsg_job->reply; |
| bsg_reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK; |
| bsg_job->reply_len = sizeof(struct fc_bsg_reply) + sizeof(fw_status); |
| |
| if (comp_status != CS_COMPLETE) { |
| if (comp_status == CS_DATA_UNDERRUN) { |
| res = DID_OK << 16; |
| bsg_reply->reply_payload_rcv_len = |
| le32_to_cpu(ese->total_byte_count); |
| |
| ql_dbg(ql_dbg_user, vha, 0x503f, |
| "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x " |
| "error subcode 1=0x%x error subcode 2=0x%x total_byte = 0x%x.\n", |
| type, sp->handle, comp_status, fw_status[1], fw_status[2], |
| le32_to_cpu(ese->total_byte_count)); |
| } else { |
| ql_dbg(ql_dbg_user, vha, 0x5040, |
| "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x " |
| "error subcode 1=0x%x error subcode 2=0x%x.\n", |
| type, sp->handle, comp_status, |
| le32_to_cpu(ese->error_subcode_1), |
| le32_to_cpu(ese->error_subcode_2)); |
| res = DID_ERROR << 16; |
| bsg_reply->reply_payload_rcv_len = 0; |
| } |
| memcpy(bsg_job->reply + sizeof(struct fc_bsg_reply), |
| fw_status, sizeof(fw_status)); |
| ql_dump_buffer(ql_dbg_user + ql_dbg_buffer, vha, 0x5056, |
| pkt, sizeof(*pkt)); |
| } |
| else { |
| res = DID_OK << 16; |
| bsg_reply->reply_payload_rcv_len = bsg_job->reply_payload.payload_len; |
| bsg_job->reply_len = 0; |
| } |
| els_ct_done: |
| |
| sp->done(sp, res); |
| } |
| |
| static void |
| qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req, |
| struct logio_entry_24xx *logio) |
| { |
| const char func[] = "LOGIO-IOCB"; |
| const char *type; |
| fc_port_t *fcport; |
| srb_t *sp; |
| struct srb_iocb *lio; |
| uint16_t *data; |
| uint32_t iop[2]; |
| int logit = 1; |
| |
| sp = qla2x00_get_sp_from_handle(vha, func, req, logio); |
| if (!sp) |
| return; |
| |
| lio = &sp->u.iocb_cmd; |
| type = sp->name; |
| fcport = sp->fcport; |
| data = lio->u.logio.data; |
| |
| data[0] = MBS_COMMAND_ERROR; |
| data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ? |
| QLA_LOGIO_LOGIN_RETRIED : 0; |
| if (logio->entry_status) { |
| ql_log(ql_log_warn, fcport->vha, 0x5034, |
| "Async-%s error entry - %8phC hdl=%x" |
| "portid=%02x%02x%02x entry-status=%x.\n", |
| type, fcport->port_name, sp->handle, fcport->d_id.b.domain, |
| fcport->d_id.b.area, fcport->d_id.b.al_pa, |
| logio->entry_status); |
| ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x504d, |
| logio, sizeof(*logio)); |
| |
| goto logio_done; |
| } |
| |
| if (le16_to_cpu(logio->comp_status) == CS_COMPLETE) { |
| ql_dbg(ql_dbg_async, sp->vha, 0x5036, |
| "Async-%s complete: handle=%x pid=%06x wwpn=%8phC iop0=%x\n", |
| type, sp->handle, fcport->d_id.b24, fcport->port_name, |
| le32_to_cpu(logio->io_parameter[0])); |
| |
| vha->hw->exch_starvation = 0; |
| data[0] = MBS_COMMAND_COMPLETE; |
| |
| if (sp->type == SRB_PRLI_CMD) { |
| lio->u.logio.iop[0] = |
| le32_to_cpu(logio->io_parameter[0]); |
| lio->u.logio.iop[1] = |
| le32_to_cpu(logio->io_parameter[1]); |
| goto logio_done; |
| } |
| |
| if (sp->type != SRB_LOGIN_CMD) |
| goto logio_done; |
| |
| lio->u.logio.iop[1] = le32_to_cpu(logio->io_parameter[5]); |
| if (le32_to_cpu(logio->io_parameter[5]) & LIO_COMM_FEAT_FCSP) |
| fcport->flags |= FCF_FCSP_DEVICE; |
| |
| iop[0] = le32_to_cpu(logio->io_parameter[0]); |
| if (iop[0] & BIT_4) { |
| fcport->port_type = FCT_TARGET; |
| if (iop[0] & BIT_8) |
| fcport->flags |= FCF_FCP2_DEVICE; |
| } else if (iop[0] & BIT_5) |
| fcport->port_type = FCT_INITIATOR; |
| |
| if (iop[0] & BIT_7) |
| fcport->flags |= FCF_CONF_COMP_SUPPORTED; |
| |
| if (logio->io_parameter[7] || logio->io_parameter[8]) |
| fcport->supported_classes |= FC_COS_CLASS2; |
| if (logio->io_parameter[9] || logio->io_parameter[10]) |
| fcport->supported_classes |= FC_COS_CLASS3; |
| |
| goto logio_done; |
| } |
| |
| iop[0] = le32_to_cpu(logio->io_parameter[0]); |
| iop[1] = le32_to_cpu(logio->io_parameter[1]); |
| lio->u.logio.iop[0] = iop[0]; |
| lio->u.logio.iop[1] = iop[1]; |
| switch (iop[0]) { |
| case LSC_SCODE_PORTID_USED: |
| data[0] = MBS_PORT_ID_USED; |
| data[1] = LSW(iop[1]); |
| logit = 0; |
| break; |
| case LSC_SCODE_NPORT_USED: |
| data[0] = MBS_LOOP_ID_USED; |
| logit = 0; |
| break; |
| case LSC_SCODE_CMD_FAILED: |
| if (iop[1] == 0x0606) { |
| /* |
| * PLOGI/PRLI Completed. We must have Recv PLOGI/PRLI, |
| * Target side acked. |
| */ |
| data[0] = MBS_COMMAND_COMPLETE; |
| goto logio_done; |
| } |
| data[0] = MBS_COMMAND_ERROR; |
| break; |
| case LSC_SCODE_NOXCB: |
| vha->hw->exch_starvation++; |
| if (vha->hw->exch_starvation > 5) { |
| ql_log(ql_log_warn, vha, 0xd046, |
| "Exchange starvation. Resetting RISC\n"); |
| |
| vha->hw->exch_starvation = 0; |
| |
| if (IS_P3P_TYPE(vha->hw)) |
| set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); |
| else |
| set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
| qla2xxx_wake_dpc(vha); |
| } |
| fallthrough; |
| default: |
| data[0] = MBS_COMMAND_ERROR; |
| break; |
| } |
| |
| if (logit) |
| ql_log(ql_log_warn, sp->vha, 0x5037, "Async-%s failed: " |
| "handle=%x pid=%06x wwpn=%8phC comp_status=%x iop0=%x iop1=%x\n", |
| type, sp->handle, fcport->d_id.b24, fcport->port_name, |
| le16_to_cpu(logio->comp_status), |
| le32_to_cpu(logio->io_parameter[0]), |
| le32_to_cpu(logio->io_parameter[1])); |
| else |
| ql_dbg(ql_dbg_disc, sp->vha, 0x5037, "Async-%s failed: " |
| "handle=%x pid=%06x wwpn=%8phC comp_status=%x iop0=%x iop1=%x\n", |
| type, sp->handle, fcport->d_id.b24, fcport->port_name, |
| le16_to_cpu(logio->comp_status), |
| le32_to_cpu(logio->io_parameter[0]), |
| le32_to_cpu(logio->io_parameter[1])); |
| |
| logio_done: |
| sp->done(sp, 0); |
| } |
| |
| static void |
| qla24xx_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, void *tsk) |
| { |
| const char func[] = "TMF-IOCB"; |
| const char *type; |
| fc_port_t *fcport; |
| srb_t *sp; |
| struct srb_iocb *iocb; |
| struct sts_entry_24xx *sts = (struct sts_entry_24xx *)tsk; |
| u16 comp_status; |
| |
| sp = qla2x00_get_sp_from_handle(vha, func, req, tsk); |
| if (!sp) |
| return; |
| |
| comp_status = le16_to_cpu(sts->comp_status); |
| iocb = &sp->u.iocb_cmd; |
| type = sp->name; |
| fcport = sp->fcport; |
| iocb->u.tmf.data = QLA_SUCCESS; |
| |
| if (sts->entry_status) { |
| ql_log(ql_log_warn, fcport->vha, 0x5038, |
| "Async-%s error - hdl=%x entry-status(%x).\n", |
| type, sp->handle, sts->entry_status); |
| iocb->u.tmf.data = QLA_FUNCTION_FAILED; |
| } else if (sts->comp_status != cpu_to_le16(CS_COMPLETE)) { |
| ql_log(ql_log_warn, fcport->vha, 0x5039, |
| "Async-%s error - hdl=%x completion status(%x).\n", |
| type, sp->handle, comp_status); |
| iocb->u.tmf.data = QLA_FUNCTION_FAILED; |
| } else if ((le16_to_cpu(sts->scsi_status) & |
| SS_RESPONSE_INFO_LEN_VALID)) { |
| host_to_fcp_swap(sts->data, sizeof(sts->data)); |
| if (le32_to_cpu(sts->rsp_data_len) < 4) { |
| ql_log(ql_log_warn, fcport->vha, 0x503b, |
| "Async-%s error - hdl=%x not enough response(%d).\n", |
| type, sp->handle, sts->rsp_data_len); |
| } else if (sts->data[3]) { |
| ql_log(ql_log_warn, fcport->vha, 0x503c, |
| "Async-%s error - hdl=%x response(%x).\n", |
| type, sp->handle, sts->data[3]); |
| iocb->u.tmf.data = QLA_FUNCTION_FAILED; |
| } |
| } |
| |
| switch (comp_status) { |
| case CS_PORT_LOGGED_OUT: |
| case CS_PORT_CONFIG_CHG: |
| case CS_PORT_BUSY: |
| case CS_INCOMPLETE: |
| case CS_PORT_UNAVAILABLE: |
| case CS_RESET: |
| if (atomic_read(&fcport->state) == FCS_ONLINE) { |
| ql_dbg(ql_dbg_disc, fcport->vha, 0x3021, |
| "-Port to be marked lost on fcport=%02x%02x%02x, current port state= %s comp_status %x.\n", |
| fcport->d_id.b.domain, fcport->d_id.b.area, |
| fcport->d_id.b.al_pa, |
| port_state_str[FCS_ONLINE], |
| comp_status); |
| |
| qlt_schedule_sess_for_deletion(fcport); |
| } |
| break; |
| |
| default: |
| break; |
| } |
| |
| if (iocb->u.tmf.data != QLA_SUCCESS) |
| ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, sp->vha, 0x5055, |
| sts, sizeof(*sts)); |
| |
| sp->done(sp, 0); |
| } |
| |
| static void qla24xx_nvme_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, |
| void *tsk, srb_t *sp) |
| { |
| fc_port_t *fcport; |
| struct srb_iocb *iocb; |
| struct sts_entry_24xx *sts = (struct sts_entry_24xx *)tsk; |
| uint16_t state_flags; |
| struct nvmefc_fcp_req *fd; |
| uint16_t ret = QLA_SUCCESS; |
| __le16 comp_status = sts->comp_status; |
| int logit = 0; |
| |
| iocb = &sp->u.iocb_cmd; |
| fcport = sp->fcport; |
| iocb->u.nvme.comp_status = comp_status; |
| state_flags = le16_to_cpu(sts->state_flags); |
| fd = iocb->u.nvme.desc; |
| |
| if (unlikely(iocb->u.nvme.aen_op)) |
| atomic_dec(&sp->vha->hw->nvme_active_aen_cnt); |
| else |
| sp->qpair->cmd_completion_cnt++; |
| |
| if (unlikely(comp_status != CS_COMPLETE)) |
| logit = 1; |
| |
| fd->transferred_length = fd->payload_length - |
| le32_to_cpu(sts->residual_len); |
| |
| /* |
| * State flags: Bit 6 and 0. |
| * If 0 is set, we don't care about 6. |
| * both cases resp was dma'd to host buffer |
| * if both are 0, that is good path case. |
| * if six is set and 0 is clear, we need to |
| * copy resp data from status iocb to resp buffer. |
| */ |
| if (!(state_flags & (SF_FCP_RSP_DMA | SF_NVME_ERSP))) { |
| iocb->u.nvme.rsp_pyld_len = 0; |
| } else if ((state_flags & (SF_FCP_RSP_DMA | SF_NVME_ERSP)) == |
| (SF_FCP_RSP_DMA | SF_NVME_ERSP)) { |
| /* Response already DMA'd to fd->rspaddr. */ |
| iocb->u.nvme.rsp_pyld_len = sts->nvme_rsp_pyld_len; |
| } else if ((state_flags & SF_FCP_RSP_DMA)) { |
| /* |
| * Non-zero value in first 12 bytes of NVMe_RSP IU, treat this |
| * as an error. |
| */ |
| iocb->u.nvme.rsp_pyld_len = 0; |
| fd->transferred_length = 0; |
| ql_dbg(ql_dbg_io, fcport->vha, 0x307a, |
| "Unexpected values in NVMe_RSP IU.\n"); |
| logit = 1; |
| } else if (state_flags & SF_NVME_ERSP) { |
| uint32_t *inbuf, *outbuf; |
| uint16_t iter; |
| |
| inbuf = (uint32_t *)&sts->nvme_ersp_data; |
| outbuf = (uint32_t *)fd->rspaddr; |
| iocb->u.nvme.rsp_pyld_len = sts->nvme_rsp_pyld_len; |
| if (unlikely(le16_to_cpu(iocb->u.nvme.rsp_pyld_len) > |
| sizeof(struct nvme_fc_ersp_iu))) { |
| if (ql_mask_match(ql_dbg_io)) { |
| WARN_ONCE(1, "Unexpected response payload length %u.\n", |
| iocb->u.nvme.rsp_pyld_len); |
| ql_log(ql_log_warn, fcport->vha, 0x5100, |
| "Unexpected response payload length %u.\n", |
| iocb->u.nvme.rsp_pyld_len); |
| } |
| iocb->u.nvme.rsp_pyld_len = |
| cpu_to_le16(sizeof(struct nvme_fc_ersp_iu)); |
| } |
| iter = le16_to_cpu(iocb->u.nvme.rsp_pyld_len) >> 2; |
| for (; iter; iter--) |
| *outbuf++ = swab32(*inbuf++); |
| } |
| |
| if (state_flags & SF_NVME_ERSP) { |
| struct nvme_fc_ersp_iu *rsp_iu = fd->rspaddr; |
| u32 tgt_xfer_len; |
| |
| tgt_xfer_len = be32_to_cpu(rsp_iu->xfrd_len); |
| if (fd->transferred_length != tgt_xfer_len) { |
| ql_log(ql_log_warn, fcport->vha, 0x3079, |
| "Dropped frame(s) detected (sent/rcvd=%u/%u).\n", |
| tgt_xfer_len, fd->transferred_length); |
| logit = 1; |
| } else if (le16_to_cpu(comp_status) == CS_DATA_UNDERRUN) { |
| /* |
| * Do not log if this is just an underflow and there |
| * is no data loss. |
| */ |
| logit = 0; |
| } |
| } |
| |
| if (unlikely(logit)) |
| ql_dbg(ql_dbg_io, fcport->vha, 0x5060, |
| "NVME-%s ERR Handling - hdl=%x status(%x) tr_len:%x resid=%x ox_id=%x\n", |
| sp->name, sp->handle, comp_status, |
| fd->transferred_length, le32_to_cpu(sts->residual_len), |
| sts->ox_id); |
| |
| /* |
| * If transport error then Failure (HBA rejects request) |
| * otherwise transport will handle. |
| */ |
| switch (le16_to_cpu(comp_status)) { |
| case CS_COMPLETE: |
| break; |
| |
|