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![Chad Dupuis](/assets/img/avatar_default.png)
Instead of resetting the adapter wait for the login to timeout and retry. Resetting the adapter can cause extended path recovery times. Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com> Signed-off-by: Himanshu Madhani <himanshu.madhani@qlogic.com> Signed-off-by: James Bottomley <JBottomley@Odin.com>
3236 lines
86 KiB
C
3236 lines
86 KiB
C
/*
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* QLogic Fibre Channel HBA Driver
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* Copyright (c) 2003-2014 QLogic Corporation
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*
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* See LICENSE.qla2xxx for copyright and licensing details.
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*/
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#include "qla_def.h"
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#include "qla_target.h"
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#include <linux/delay.h>
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#include <linux/slab.h>
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#include <scsi/scsi_tcq.h>
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#include <scsi/scsi_bsg_fc.h>
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#include <scsi/scsi_eh.h>
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static void qla2x00_mbx_completion(scsi_qla_host_t *, uint16_t);
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static void qla2x00_status_entry(scsi_qla_host_t *, struct rsp_que *, void *);
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static void qla2x00_status_cont_entry(struct rsp_que *, sts_cont_entry_t *);
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static void qla2x00_error_entry(scsi_qla_host_t *, struct rsp_que *,
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sts_entry_t *);
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/**
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* qla2100_intr_handler() - Process interrupts for the ISP2100 and ISP2200.
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* @irq:
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* @dev_id: SCSI driver HA context
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*
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* Called by system whenever the host adapter generates an interrupt.
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*
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* Returns handled flag.
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*/
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irqreturn_t
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qla2100_intr_handler(int irq, void *dev_id)
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{
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scsi_qla_host_t *vha;
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struct qla_hw_data *ha;
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struct device_reg_2xxx __iomem *reg;
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int status;
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unsigned long iter;
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uint16_t hccr;
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uint16_t mb[4];
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struct rsp_que *rsp;
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unsigned long flags;
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rsp = (struct rsp_que *) dev_id;
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if (!rsp) {
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ql_log(ql_log_info, NULL, 0x505d,
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"%s: NULL response queue pointer.\n", __func__);
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return (IRQ_NONE);
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}
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ha = rsp->hw;
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reg = &ha->iobase->isp;
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status = 0;
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spin_lock_irqsave(&ha->hardware_lock, flags);
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vha = pci_get_drvdata(ha->pdev);
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for (iter = 50; iter--; ) {
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hccr = RD_REG_WORD(®->hccr);
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if (qla2x00_check_reg16_for_disconnect(vha, hccr))
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break;
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if (hccr & HCCR_RISC_PAUSE) {
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if (pci_channel_offline(ha->pdev))
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break;
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/*
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* Issue a "HARD" reset in order for the RISC interrupt
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* bit to be cleared. Schedule a big hammer to get
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* out of the RISC PAUSED state.
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*/
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WRT_REG_WORD(®->hccr, HCCR_RESET_RISC);
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RD_REG_WORD(®->hccr);
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ha->isp_ops->fw_dump(vha, 1);
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set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
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break;
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} else if ((RD_REG_WORD(®->istatus) & ISR_RISC_INT) == 0)
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break;
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if (RD_REG_WORD(®->semaphore) & BIT_0) {
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WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT);
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RD_REG_WORD(®->hccr);
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/* Get mailbox data. */
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mb[0] = RD_MAILBOX_REG(ha, reg, 0);
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if (mb[0] > 0x3fff && mb[0] < 0x8000) {
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qla2x00_mbx_completion(vha, mb[0]);
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status |= MBX_INTERRUPT;
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} else if (mb[0] > 0x7fff && mb[0] < 0xc000) {
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mb[1] = RD_MAILBOX_REG(ha, reg, 1);
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mb[2] = RD_MAILBOX_REG(ha, reg, 2);
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mb[3] = RD_MAILBOX_REG(ha, reg, 3);
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qla2x00_async_event(vha, rsp, mb);
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} else {
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/*EMPTY*/
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ql_dbg(ql_dbg_async, vha, 0x5025,
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"Unrecognized interrupt type (%d).\n",
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mb[0]);
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}
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/* Release mailbox registers. */
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WRT_REG_WORD(®->semaphore, 0);
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RD_REG_WORD(®->semaphore);
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} else {
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qla2x00_process_response_queue(rsp);
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WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT);
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RD_REG_WORD(®->hccr);
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}
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}
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qla2x00_handle_mbx_completion(ha, status);
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spin_unlock_irqrestore(&ha->hardware_lock, flags);
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return (IRQ_HANDLED);
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}
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bool
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qla2x00_check_reg32_for_disconnect(scsi_qla_host_t *vha, uint32_t reg)
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{
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/* Check for PCI disconnection */
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if (reg == 0xffffffff && !pci_channel_offline(vha->hw->pdev)) {
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if (!test_and_set_bit(PFLG_DISCONNECTED, &vha->pci_flags) &&
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!test_bit(PFLG_DRIVER_REMOVING, &vha->pci_flags) &&
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!test_bit(PFLG_DRIVER_PROBING, &vha->pci_flags)) {
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/*
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* Schedule this (only once) on the default system
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* workqueue so that all the adapter workqueues and the
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* DPC thread can be shutdown cleanly.
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*/
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schedule_work(&vha->hw->board_disable);
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}
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return true;
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} else
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return false;
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}
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bool
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qla2x00_check_reg16_for_disconnect(scsi_qla_host_t *vha, uint16_t reg)
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{
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return qla2x00_check_reg32_for_disconnect(vha, 0xffff0000 | reg);
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}
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/**
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* qla2300_intr_handler() - Process interrupts for the ISP23xx and ISP63xx.
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* @irq:
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* @dev_id: SCSI driver HA context
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*
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* Called by system whenever the host adapter generates an interrupt.
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*
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* Returns handled flag.
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*/
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irqreturn_t
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qla2300_intr_handler(int irq, void *dev_id)
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{
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scsi_qla_host_t *vha;
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struct device_reg_2xxx __iomem *reg;
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int status;
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unsigned long iter;
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uint32_t stat;
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uint16_t hccr;
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uint16_t mb[4];
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struct rsp_que *rsp;
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struct qla_hw_data *ha;
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unsigned long flags;
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rsp = (struct rsp_que *) dev_id;
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if (!rsp) {
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ql_log(ql_log_info, NULL, 0x5058,
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"%s: NULL response queue pointer.\n", __func__);
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return (IRQ_NONE);
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}
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ha = rsp->hw;
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reg = &ha->iobase->isp;
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status = 0;
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spin_lock_irqsave(&ha->hardware_lock, flags);
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vha = pci_get_drvdata(ha->pdev);
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for (iter = 50; iter--; ) {
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stat = RD_REG_DWORD(®->u.isp2300.host_status);
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if (qla2x00_check_reg32_for_disconnect(vha, stat))
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break;
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if (stat & HSR_RISC_PAUSED) {
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if (unlikely(pci_channel_offline(ha->pdev)))
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break;
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hccr = RD_REG_WORD(®->hccr);
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if (hccr & (BIT_15 | BIT_13 | BIT_11 | BIT_8))
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ql_log(ql_log_warn, vha, 0x5026,
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"Parity error -- HCCR=%x, Dumping "
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"firmware.\n", hccr);
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else
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ql_log(ql_log_warn, vha, 0x5027,
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"RISC paused -- HCCR=%x, Dumping "
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"firmware.\n", hccr);
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/*
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* Issue a "HARD" reset in order for the RISC
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* interrupt bit to be cleared. Schedule a big
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* hammer to get out of the RISC PAUSED state.
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*/
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WRT_REG_WORD(®->hccr, HCCR_RESET_RISC);
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RD_REG_WORD(®->hccr);
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ha->isp_ops->fw_dump(vha, 1);
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set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
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break;
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} else if ((stat & HSR_RISC_INT) == 0)
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break;
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switch (stat & 0xff) {
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case 0x1:
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case 0x2:
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case 0x10:
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case 0x11:
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qla2x00_mbx_completion(vha, MSW(stat));
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status |= MBX_INTERRUPT;
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/* Release mailbox registers. */
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WRT_REG_WORD(®->semaphore, 0);
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break;
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case 0x12:
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mb[0] = MSW(stat);
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mb[1] = RD_MAILBOX_REG(ha, reg, 1);
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mb[2] = RD_MAILBOX_REG(ha, reg, 2);
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mb[3] = RD_MAILBOX_REG(ha, reg, 3);
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qla2x00_async_event(vha, rsp, mb);
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break;
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case 0x13:
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qla2x00_process_response_queue(rsp);
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break;
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case 0x15:
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mb[0] = MBA_CMPLT_1_16BIT;
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mb[1] = MSW(stat);
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qla2x00_async_event(vha, rsp, mb);
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break;
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case 0x16:
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mb[0] = MBA_SCSI_COMPLETION;
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mb[1] = MSW(stat);
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mb[2] = RD_MAILBOX_REG(ha, reg, 2);
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qla2x00_async_event(vha, rsp, mb);
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break;
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default:
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ql_dbg(ql_dbg_async, vha, 0x5028,
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"Unrecognized interrupt type (%d).\n", stat & 0xff);
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break;
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}
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WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT);
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RD_REG_WORD_RELAXED(®->hccr);
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}
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qla2x00_handle_mbx_completion(ha, status);
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spin_unlock_irqrestore(&ha->hardware_lock, flags);
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return (IRQ_HANDLED);
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}
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/**
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* qla2x00_mbx_completion() - Process mailbox command completions.
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* @ha: SCSI driver HA context
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* @mb0: Mailbox0 register
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*/
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static void
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qla2x00_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0)
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{
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uint16_t cnt;
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uint32_t mboxes;
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uint16_t __iomem *wptr;
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struct qla_hw_data *ha = vha->hw;
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struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
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/* Read all mbox registers? */
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mboxes = (1 << ha->mbx_count) - 1;
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if (!ha->mcp)
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ql_dbg(ql_dbg_async, vha, 0x5001, "MBX pointer ERROR.\n");
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else
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mboxes = ha->mcp->in_mb;
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/* Load return mailbox registers. */
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ha->flags.mbox_int = 1;
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ha->mailbox_out[0] = mb0;
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mboxes >>= 1;
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wptr = (uint16_t __iomem *)MAILBOX_REG(ha, reg, 1);
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for (cnt = 1; cnt < ha->mbx_count; cnt++) {
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if (IS_QLA2200(ha) && cnt == 8)
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wptr = (uint16_t __iomem *)MAILBOX_REG(ha, reg, 8);
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if ((cnt == 4 || cnt == 5) && (mboxes & BIT_0))
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ha->mailbox_out[cnt] = qla2x00_debounce_register(wptr);
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else if (mboxes & BIT_0)
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ha->mailbox_out[cnt] = RD_REG_WORD(wptr);
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wptr++;
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mboxes >>= 1;
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}
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}
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static void
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qla81xx_idc_event(scsi_qla_host_t *vha, uint16_t aen, uint16_t descr)
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{
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static char *event[] =
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{ "Complete", "Request Notification", "Time Extension" };
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int rval;
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struct device_reg_24xx __iomem *reg24 = &vha->hw->iobase->isp24;
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struct device_reg_82xx __iomem *reg82 = &vha->hw->iobase->isp82;
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uint16_t __iomem *wptr;
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uint16_t cnt, timeout, mb[QLA_IDC_ACK_REGS];
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/* Seed data -- mailbox1 -> mailbox7. */
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if (IS_QLA81XX(vha->hw) || IS_QLA83XX(vha->hw))
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wptr = (uint16_t __iomem *)®24->mailbox1;
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else if (IS_QLA8044(vha->hw))
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wptr = (uint16_t __iomem *)®82->mailbox_out[1];
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else
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return;
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for (cnt = 0; cnt < QLA_IDC_ACK_REGS; cnt++, wptr++)
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mb[cnt] = RD_REG_WORD(wptr);
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ql_dbg(ql_dbg_async, vha, 0x5021,
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"Inter-Driver Communication %s -- "
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"%04x %04x %04x %04x %04x %04x %04x.\n",
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event[aen & 0xff], mb[0], mb[1], mb[2], mb[3],
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mb[4], mb[5], mb[6]);
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switch (aen) {
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/* Handle IDC Error completion case. */
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case MBA_IDC_COMPLETE:
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if (mb[1] >> 15) {
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vha->hw->flags.idc_compl_status = 1;
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if (vha->hw->notify_dcbx_comp && !vha->vp_idx)
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complete(&vha->hw->dcbx_comp);
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}
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break;
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case MBA_IDC_NOTIFY:
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/* Acknowledgement needed? [Notify && non-zero timeout]. */
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timeout = (descr >> 8) & 0xf;
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ql_dbg(ql_dbg_async, vha, 0x5022,
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"%lu Inter-Driver Communication %s -- ACK timeout=%d.\n",
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vha->host_no, event[aen & 0xff], timeout);
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if (!timeout)
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return;
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rval = qla2x00_post_idc_ack_work(vha, mb);
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if (rval != QLA_SUCCESS)
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ql_log(ql_log_warn, vha, 0x5023,
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"IDC failed to post ACK.\n");
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break;
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case MBA_IDC_TIME_EXT:
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vha->hw->idc_extend_tmo = descr;
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ql_dbg(ql_dbg_async, vha, 0x5087,
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"%lu Inter-Driver Communication %s -- "
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"Extend timeout by=%d.\n",
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vha->host_no, event[aen & 0xff], vha->hw->idc_extend_tmo);
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break;
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}
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}
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#define LS_UNKNOWN 2
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const char *
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qla2x00_get_link_speed_str(struct qla_hw_data *ha, uint16_t speed)
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{
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static const char *const link_speeds[] = {
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"1", "2", "?", "4", "8", "16", "32", "10"
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};
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#define QLA_LAST_SPEED 7
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if (IS_QLA2100(ha) || IS_QLA2200(ha))
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return link_speeds[0];
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else if (speed == 0x13)
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return link_speeds[QLA_LAST_SPEED];
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else if (speed < QLA_LAST_SPEED)
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return link_speeds[speed];
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else
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return link_speeds[LS_UNKNOWN];
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}
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static void
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qla83xx_handle_8200_aen(scsi_qla_host_t *vha, uint16_t *mb)
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{
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struct qla_hw_data *ha = vha->hw;
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/*
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* 8200 AEN Interpretation:
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* mb[0] = AEN code
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* mb[1] = AEN Reason code
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* mb[2] = LSW of Peg-Halt Status-1 Register
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* mb[6] = MSW of Peg-Halt Status-1 Register
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* mb[3] = LSW of Peg-Halt Status-2 register
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* mb[7] = MSW of Peg-Halt Status-2 register
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* mb[4] = IDC Device-State Register value
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* mb[5] = IDC Driver-Presence Register value
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*/
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ql_dbg(ql_dbg_async, vha, 0x506b, "AEN Code: mb[0] = 0x%x AEN reason: "
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"mb[1] = 0x%x PH-status1: mb[2] = 0x%x PH-status1: mb[6] = 0x%x.\n",
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mb[0], mb[1], mb[2], mb[6]);
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ql_dbg(ql_dbg_async, vha, 0x506c, "PH-status2: mb[3] = 0x%x "
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"PH-status2: mb[7] = 0x%x Device-State: mb[4] = 0x%x "
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"Drv-Presence: mb[5] = 0x%x.\n", mb[3], mb[7], mb[4], mb[5]);
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if (mb[1] & (IDC_PEG_HALT_STATUS_CHANGE | IDC_NIC_FW_REPORTED_FAILURE |
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IDC_HEARTBEAT_FAILURE)) {
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ha->flags.nic_core_hung = 1;
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ql_log(ql_log_warn, vha, 0x5060,
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"83XX: F/W Error Reported: Check if reset required.\n");
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if (mb[1] & IDC_PEG_HALT_STATUS_CHANGE) {
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uint32_t protocol_engine_id, fw_err_code, err_level;
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|
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/*
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* IDC_PEG_HALT_STATUS_CHANGE interpretation:
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* - PEG-Halt Status-1 Register:
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* (LSW = mb[2], MSW = mb[6])
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* Bits 0-7 = protocol-engine ID
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* Bits 8-28 = f/w error code
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* Bits 29-31 = Error-level
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* Error-level 0x1 = Non-Fatal error
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* Error-level 0x2 = Recoverable Fatal error
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* Error-level 0x4 = UnRecoverable Fatal error
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* - PEG-Halt Status-2 Register:
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* (LSW = mb[3], MSW = mb[7])
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*/
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protocol_engine_id = (mb[2] & 0xff);
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fw_err_code = (((mb[2] & 0xff00) >> 8) |
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((mb[6] & 0x1fff) << 8));
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err_level = ((mb[6] & 0xe000) >> 13);
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ql_log(ql_log_warn, vha, 0x5061, "PegHalt Status-1 "
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"Register: protocol_engine_id=0x%x "
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"fw_err_code=0x%x err_level=0x%x.\n",
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protocol_engine_id, fw_err_code, err_level);
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ql_log(ql_log_warn, vha, 0x5062, "PegHalt Status-2 "
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"Register: 0x%x%x.\n", mb[7], mb[3]);
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if (err_level == ERR_LEVEL_NON_FATAL) {
|
|
ql_log(ql_log_warn, vha, 0x5063,
|
|
"Not a fatal error, f/w has recovered "
|
|
"iteself.\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_additonal_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_additonal_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_additonal_info=0x%x, sfp_multirate=0x%x.\n ",
|
|
htbt_counter, htbt_monitor_enable,
|
|
sfp_additonal_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);
|
|
}
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
static inline fc_port_t *
|
|
qla2x00_find_fcport_by_loopid(scsi_qla_host_t *vha, uint16_t loop_id)
|
|
{
|
|
fc_port_t *fcport;
|
|
|
|
list_for_each_entry(fcport, &vha->vp_fcports, list)
|
|
if (fcport->loop_id == loop_id)
|
|
return fcport;
|
|
return NULL;
|
|
}
|
|
|
|
/**
|
|
* qla2x00_async_event() - Process aynchronous events.
|
|
* @ha: SCSI driver HA context
|
|
* @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;
|
|
|
|
/* 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] = le32_to_cpu((uint32_t)((mb[2] << 16) | 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] = le32_to_cpu((uint32_t)((mb[2] << 16) | mb[1]));
|
|
handles[1] = le32_to_cpu(
|
|
((uint32_t)(RD_MAILBOX_REG(ha, reg, 7) << 16)) |
|
|
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 = (IS_QLA81XX(ha) || IS_QLA83XX(ha) || IS_QLA27XX(ha)) ?
|
|
RD_REG_WORD(®24->mailbox7) : 0;
|
|
ql_log(ql_log_warn, vha, 0x5003,
|
|
"ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh "
|
|
"mbx7=%xh.\n", mb[1], mb[2], mb[3], mbx);
|
|
|
|
ha->isp_ops->fw_dump(vha, 1);
|
|
|
|
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]);
|
|
|
|
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.\n");
|
|
|
|
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.\n");
|
|
|
|
break;
|
|
case MBA_LIP_OCCURRED: /* Loop Initialization Procedure */
|
|
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, 1);
|
|
}
|
|
|
|
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));
|
|
|
|
vha->flags.management_server_logged_in = 0;
|
|
qla2x00_post_aen_work(vha, FCH_EVT_LINKUP, ha->link_data_rate);
|
|
break;
|
|
|
|
case MBA_LOOP_DOWN: /* Loop Down Event */
|
|
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) {
|
|
void *wwpn = ha->init_cb->port_name;
|
|
memcpy(vha->port_name, wwpn, WWN_SIZE);
|
|
fc_host_port_name(vha->host) =
|
|
wwn_to_u64(vha->port_name);
|
|
ql_dbg(ql_dbg_init + ql_dbg_verbose,
|
|
vha, 0x0144, "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, 1);
|
|
}
|
|
|
|
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, 1);
|
|
}
|
|
|
|
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 */
|
|
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);
|
|
qla2x00_mark_all_devices_lost(vha, 1);
|
|
}
|
|
|
|
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);
|
|
|
|
ha->flags.gpsc_supported = 1;
|
|
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, 1);
|
|
}
|
|
|
|
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;
|
|
|
|
/* 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);
|
|
qla2x00_mark_device_lost(fcport->vha, fcport, 1, 1);
|
|
break;
|
|
|
|
global_port_update:
|
|
/* Port unavailable. */
|
|
ql_log(ql_log_warn, vha, 0x505e,
|
|
"Link is offline.\n");
|
|
|
|
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, 1);
|
|
}
|
|
|
|
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, 1);
|
|
}
|
|
|
|
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 &&
|
|
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]);
|
|
|
|
qlt_async_event(mb[0], vha, mb);
|
|
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);
|
|
|
|
qla2x00_mark_all_devices_lost(vha, 1);
|
|
|
|
if (vha->vp_idx == 0 && !qla_ini_mode_enabled(vha))
|
|
set_bit(SCR_PENDING, &vha->dpc_flags);
|
|
|
|
set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
|
|
set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
|
|
set_bit(VP_CONFIG_OK, &vha->vp_flags);
|
|
|
|
qlt_async_event(mb[0], vha, mb);
|
|
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_dbg(ql_dbg_async, 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;
|
|
|
|
/*
|
|
* Search for the rport related to this RSCN entry and mark it
|
|
* as lost.
|
|
*/
|
|
list_for_each_entry(fcport, &vha->vp_fcports, list) {
|
|
if (atomic_read(&fcport->state) != FCS_ONLINE)
|
|
continue;
|
|
if (fcport->d_id.b24 == rscn_entry) {
|
|
qla2x00_mark_device_lost(vha, fcport, 0, 0);
|
|
break;
|
|
}
|
|
}
|
|
|
|
atomic_set(&vha->loop_down_timer, 0);
|
|
vha->flags.management_server_logged_in = 0;
|
|
|
|
set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
|
|
set_bit(RSCN_UPDATE, &vha->dpc_flags);
|
|
qla2x00_post_aen_work(vha, FCH_EVT_RSCN, rscn_entry);
|
|
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]);
|
|
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);
|
|
}
|
|
}
|
|
case MBA_IDC_COMPLETE:
|
|
if (ha->notify_lb_portup_comp && !vha->vp_idx)
|
|
complete(&ha->lb_portup_comp);
|
|
/* Fallthru */
|
|
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:
|
|
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);
|
|
break;
|
|
|
|
case MBA_DPORT_DIAGNOSTICS:
|
|
ql_dbg(ql_dbg_async, vha, 0x5052,
|
|
"D-Port Diagnostics: %04x %04x=%s\n", mb[0], mb[1],
|
|
mb[1] == 0 ? "start" :
|
|
mb[1] == 1 ? "done (ok)" :
|
|
mb[1] == 2 ? "done (error)" : "other");
|
|
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.
|
|
* @ha: SCSI driver HA context
|
|
* @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(ha, 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);
|
|
}
|
|
}
|
|
|
|
srb_t *
|
|
qla2x00_get_sp_from_handle(scsi_qla_host_t *vha, const char *func,
|
|
struct req_que *req, void *iocb)
|
|
{
|
|
struct qla_hw_data *ha = vha->hw;
|
|
sts_entry_t *pkt = iocb;
|
|
srb_t *sp = NULL;
|
|
uint16_t index;
|
|
|
|
index = LSW(pkt->handle);
|
|
if (index >= req->num_outstanding_cmds) {
|
|
ql_log(ql_log_warn, vha, 0x5031,
|
|
"Invalid 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);
|
|
goto done;
|
|
}
|
|
sp = req->outstanding_cmds[index];
|
|
if (!sp) {
|
|
ql_log(ql_log_warn, vha, 0x5032,
|
|
"Invalid completion handle (%x) -- timed-out.\n", index);
|
|
return sp;
|
|
}
|
|
if (sp->handle != index) {
|
|
ql_log(ql_log_warn, vha, 0x5033,
|
|
"SRB handle (%x) mismatch %x.\n", sp->handle, index);
|
|
return NULL;
|
|
}
|
|
|
|
req->outstanding_cmds[index] = NULL;
|
|
|
|
done:
|
|
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,
|
|
(uint8_t *)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(vha, sp, 0);
|
|
}
|
|
|
|
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 fc_bsg_job *bsg_job;
|
|
uint16_t comp_status;
|
|
int res;
|
|
|
|
sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
|
|
if (!sp)
|
|
return;
|
|
|
|
bsg_job = sp->u.bsg_job;
|
|
|
|
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_job->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_job->reply->reply_payload_rcv_len =
|
|
le16_to_cpu(((sts_entry_t *)pkt)->rsp_info_len);
|
|
|
|
ql_log(ql_log_warn, vha, 0x5048,
|
|
"CT pass-through-%s error "
|
|
"comp_status-status=0x%x total_byte = 0x%x.\n",
|
|
type, comp_status,
|
|
bsg_job->reply->reply_payload_rcv_len);
|
|
} else {
|
|
ql_log(ql_log_warn, vha, 0x5049,
|
|
"CT pass-through-%s error "
|
|
"comp_status-status=0x%x.\n", type, comp_status);
|
|
res = DID_ERROR << 16;
|
|
bsg_job->reply->reply_payload_rcv_len = 0;
|
|
}
|
|
ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5035,
|
|
(uint8_t *)pkt, sizeof(*pkt));
|
|
} else {
|
|
res = DID_OK << 16;
|
|
bsg_job->reply->reply_payload_rcv_len =
|
|
bsg_job->reply_payload.payload_len;
|
|
bsg_job->reply_len = 0;
|
|
}
|
|
|
|
sp->done(vha, sp, res);
|
|
}
|
|
|
|
static void
|
|
qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req,
|
|
struct sts_entry_24xx *pkt, int iocb_type)
|
|
{
|
|
const char func[] = "ELS_CT_IOCB";
|
|
const char *type;
|
|
srb_t *sp;
|
|
struct fc_bsg_job *bsg_job;
|
|
uint16_t comp_status;
|
|
uint32_t fw_status[3];
|
|
uint8_t* fw_sts_ptr;
|
|
int res;
|
|
|
|
sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
|
|
if (!sp)
|
|
return;
|
|
bsg_job = sp->u.bsg_job;
|
|
|
|
type = NULL;
|
|
switch (sp->type) {
|
|
case SRB_ELS_CMD_RPT:
|
|
case SRB_ELS_CMD_HST:
|
|
type = "els";
|
|
break;
|
|
case SRB_CT_CMD:
|
|
type = "ct pass-through";
|
|
break;
|
|
default:
|
|
ql_dbg(ql_dbg_user, vha, 0x503e,
|
|
"Unrecognized SRB: (%p) type=%d.\n", sp, sp->type);
|
|
return;
|
|
}
|
|
|
|
comp_status = fw_status[0] = le16_to_cpu(pkt->comp_status);
|
|
fw_status[1] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_1);
|
|
fw_status[2] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_2);
|
|
|
|
/* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
|
|
* fc payload to the caller
|
|
*/
|
|
bsg_job->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_job->reply->reply_payload_rcv_len =
|
|
le16_to_cpu(((struct els_sts_entry_24xx *)pkt)->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],
|
|
le16_to_cpu(((struct els_sts_entry_24xx *)
|
|
pkt)->total_byte_count));
|
|
fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply);
|
|
memcpy( fw_sts_ptr, fw_status, sizeof(fw_status));
|
|
}
|
|
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,
|
|
le16_to_cpu(((struct els_sts_entry_24xx *)
|
|
pkt)->error_subcode_1),
|
|
le16_to_cpu(((struct els_sts_entry_24xx *)
|
|
pkt)->error_subcode_2));
|
|
res = DID_ERROR << 16;
|
|
bsg_job->reply->reply_payload_rcv_len = 0;
|
|
fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply);
|
|
memcpy( fw_sts_ptr, fw_status, sizeof(fw_status));
|
|
}
|
|
ql_dump_buffer(ql_dbg_user + ql_dbg_buffer, vha, 0x5056,
|
|
(uint8_t *)pkt, sizeof(*pkt));
|
|
}
|
|
else {
|
|
res = DID_OK << 16;
|
|
bsg_job->reply->reply_payload_rcv_len = bsg_job->reply_payload.payload_len;
|
|
bsg_job->reply_len = 0;
|
|
}
|
|
|
|
sp->done(vha, 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];
|
|
|
|
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 - hdl=%x"
|
|
"portid=%02x%02x%02x entry-status=%x.\n",
|
|
type, 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,
|
|
(uint8_t *)logio, sizeof(*logio));
|
|
|
|
goto logio_done;
|
|
}
|
|
|
|
if (le16_to_cpu(logio->comp_status) == CS_COMPLETE) {
|
|
ql_dbg(ql_dbg_async, fcport->vha, 0x5036,
|
|
"Async-%s complete - hdl=%x portid=%02x%02x%02x "
|
|
"iop0=%x.\n", type, sp->handle, fcport->d_id.b.domain,
|
|
fcport->d_id.b.area, fcport->d_id.b.al_pa,
|
|
le32_to_cpu(logio->io_parameter[0]));
|
|
|
|
data[0] = MBS_COMMAND_COMPLETE;
|
|
if (sp->type != SRB_LOGIN_CMD)
|
|
goto logio_done;
|
|
|
|
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]);
|
|
switch (iop[0]) {
|
|
case LSC_SCODE_PORTID_USED:
|
|
data[0] = MBS_PORT_ID_USED;
|
|
data[1] = LSW(iop[1]);
|
|
break;
|
|
case LSC_SCODE_NPORT_USED:
|
|
data[0] = MBS_LOOP_ID_USED;
|
|
break;
|
|
default:
|
|
data[0] = MBS_COMMAND_ERROR;
|
|
break;
|
|
}
|
|
|
|
ql_dbg(ql_dbg_async, fcport->vha, 0x5037,
|
|
"Async-%s failed - hdl=%x portid=%02x%02x%02x comp=%x "
|
|
"iop0=%x iop1=%x.\n", type, sp->handle, fcport->d_id.b.domain,
|
|
fcport->d_id.b.area, fcport->d_id.b.al_pa,
|
|
le16_to_cpu(logio->comp_status),
|
|
le32_to_cpu(logio->io_parameter[0]),
|
|
le32_to_cpu(logio->io_parameter[1]));
|
|
|
|
logio_done:
|
|
sp->done(vha, 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;
|
|
|
|
sp = qla2x00_get_sp_from_handle(vha, func, req, tsk);
|
|
if (!sp)
|
|
return;
|
|
|
|
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, sts->comp_status);
|
|
iocb->u.tmf.data = QLA_FUNCTION_FAILED;
|
|
} else if ((le16_to_cpu(sts->scsi_status) &
|
|
SS_RESPONSE_INFO_LEN_VALID)) {
|
|
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;
|
|
}
|
|
}
|
|
|
|
if (iocb->u.tmf.data != QLA_SUCCESS)
|
|
ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5055,
|
|
(uint8_t *)sts, sizeof(*sts));
|
|
|
|
sp->done(vha, sp, 0);
|
|
}
|
|
|
|
/**
|
|
* qla2x00_process_response_queue() - Process response queue entries.
|
|
* @ha: SCSI driver HA context
|
|
*/
|
|
void
|
|
qla2x00_process_response_queue(struct rsp_que *rsp)
|
|
{
|
|
struct scsi_qla_host *vha;
|
|
struct qla_hw_data *ha = rsp->hw;
|
|
struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
|
|
sts_entry_t *pkt;
|
|
uint16_t handle_cnt;
|
|
uint16_t cnt;
|
|
|
|
vha = pci_get_drvdata(ha->pdev);
|
|
|
|
if (!vha->flags.online)
|
|
return;
|
|
|
|
while (rsp->ring_ptr->signature != RESPONSE_PROCESSED) {
|
|
pkt = (sts_entry_t *)rsp->ring_ptr;
|
|
|
|
rsp->ring_index++;
|
|
if (rsp->ring_index == rsp->length) {
|
|
rsp->ring_index = 0;
|
|
rsp->ring_ptr = rsp->ring;
|
|
} else {
|
|
rsp->ring_ptr++;
|
|
}
|
|
|
|
if (pkt->entry_status != 0) {
|
|
qla2x00_error_entry(vha, rsp, pkt);
|
|
((response_t *)pkt)->signature = RESPONSE_PROCESSED;
|
|
wmb();
|
|
continue;
|
|
}
|
|
|
|
switch (pkt->entry_type) {
|
|
case STATUS_TYPE:
|
|
qla2x00_status_entry(vha, rsp, pkt);
|
|
break;
|
|
case STATUS_TYPE_21:
|
|
handle_cnt = ((sts21_entry_t *)pkt)->handle_count;
|
|
for (cnt = 0; cnt < handle_cnt; cnt++) {
|
|
qla2x00_process_completed_request(vha, rsp->req,
|
|
((sts21_entry_t *)pkt)->handle[cnt]);
|
|
}
|
|
break;
|
|
case STATUS_TYPE_22:
|
|
handle_cnt = ((sts22_entry_t *)pkt)->handle_count;
|
|
for (cnt = 0; cnt < handle_cnt; cnt++) {
|
|
qla2x00_process_completed_request(vha, rsp->req,
|
|
((sts22_entry_t *)pkt)->handle[cnt]);
|
|
}
|
|
break;
|
|
case STATUS_CONT_TYPE:
|
|
qla2x00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt);
|
|
break;
|
|
case MBX_IOCB_TYPE:
|
|
qla2x00_mbx_iocb_entry(vha, rsp->req,
|
|
(struct mbx_entry *)pkt);
|
|
break;
|
|
case CT_IOCB_TYPE:
|
|
qla2x00_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE);
|
|
break;
|
|
default:
|
|
/* Type Not Supported. */
|
|
ql_log(ql_log_warn, vha, 0x504a,
|
|
"Received unknown response pkt type %x "
|
|
"entry status=%x.\n",
|
|
pkt->entry_type, pkt->entry_status);
|
|
break;
|
|
}
|
|
((response_t *)pkt)->signature = RESPONSE_PROCESSED;
|
|
wmb();
|
|
}
|
|
|
|
/* Adjust ring index */
|
|
WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), rsp->ring_index);
|
|
}
|
|
|
|
static inline void
|
|
qla2x00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t par_sense_len,
|
|
uint32_t sense_len, struct rsp_que *rsp, int res)
|
|
{
|
|
struct scsi_qla_host *vha = sp->fcport->vha;
|
|
struct scsi_cmnd *cp = GET_CMD_SP(sp);
|
|
uint32_t track_sense_len;
|
|
|
|
if (sense_len >= SCSI_SENSE_BUFFERSIZE)
|
|
sense_len = SCSI_SENSE_BUFFERSIZE;
|
|
|
|
SET_CMD_SENSE_LEN(sp, sense_len);
|
|
SET_CMD_SENSE_PTR(sp, cp->sense_buffer);
|
|
track_sense_len = sense_len;
|
|
|
|
if (sense_len > par_sense_len)
|
|
sense_len = par_sense_len;
|
|
|
|
memcpy(cp->sense_buffer, sense_data, sense_len);
|
|
|
|
SET_CMD_SENSE_PTR(sp, cp->sense_buffer + sense_len);
|
|
track_sense_len -= sense_len;
|
|
SET_CMD_SENSE_LEN(sp, track_sense_len);
|
|
|
|
if (track_sense_len != 0) {
|
|
rsp->status_srb = sp;
|
|
cp->result = res;
|
|
}
|
|
|
|
if (sense_len) {
|
|
ql_dbg(ql_dbg_io + ql_dbg_buffer, vha, 0x301c,
|
|
"Check condition Sense data, nexus%ld:%d:%llu cmd=%p.\n",
|
|
sp->fcport->vha->host_no, cp->device->id, cp->device->lun,
|
|
cp);
|
|
ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302b,
|
|
cp->sense_buffer, sense_len);
|
|
}
|
|
}
|
|
|
|
struct scsi_dif_tuple {
|
|
__be16 guard; /* Checksum */
|
|
__be16 app_tag; /* APPL identifier */
|
|
__be32 ref_tag; /* Target LBA or indirect LBA */
|
|
};
|
|
|
|
/*
|
|
* Checks the guard or meta-data for the type of error
|
|
* detected by the HBA. In case of errors, we set the
|
|
* ASC/ASCQ fields in the sense buffer with ILLEGAL_REQUEST
|
|
* to indicate to the kernel that the HBA detected error.
|
|
*/
|
|
static inline int
|
|
qla2x00_handle_dif_error(srb_t *sp, struct sts_entry_24xx *sts24)
|
|
{
|
|
struct scsi_qla_host *vha = sp->fcport->vha;
|
|
struct scsi_cmnd *cmd = GET_CMD_SP(sp);
|
|
uint8_t *ap = &sts24->data[12];
|
|
uint8_t *ep = &sts24->data[20];
|
|
uint32_t e_ref_tag, a_ref_tag;
|
|
uint16_t e_app_tag, a_app_tag;
|
|
uint16_t e_guard, a_guard;
|
|
|
|
/*
|
|
* swab32 of the "data" field in the beginning of qla2x00_status_entry()
|
|
* would make guard field appear at offset 2
|
|
*/
|
|
a_guard = le16_to_cpu(*(uint16_t *)(ap + 2));
|
|
a_app_tag = le16_to_cpu(*(uint16_t *)(ap + 0));
|
|
a_ref_tag = le32_to_cpu(*(uint32_t *)(ap + 4));
|
|
e_guard = le16_to_cpu(*(uint16_t *)(ep + 2));
|
|
e_app_tag = le16_to_cpu(*(uint16_t *)(ep + 0));
|
|
e_ref_tag = le32_to_cpu(*(uint32_t *)(ep + 4));
|
|
|
|
ql_dbg(ql_dbg_io, vha, 0x3023,
|
|
"iocb(s) %p Returned STATUS.\n", sts24);
|
|
|
|
ql_dbg(ql_dbg_io, vha, 0x3024,
|
|
"DIF ERROR in cmd 0x%x lba 0x%llx act ref"
|
|
" tag=0x%x, exp ref_tag=0x%x, act app tag=0x%x, exp app"
|
|
" tag=0x%x, act guard=0x%x, exp guard=0x%x.\n",
|
|
cmd->cmnd[0], (u64)scsi_get_lba(cmd), a_ref_tag, e_ref_tag,
|
|
a_app_tag, e_app_tag, a_guard, e_guard);
|
|
|
|
/*
|
|
* Ignore sector if:
|
|
* For type 3: ref & app tag is all 'f's
|
|
* For type 0,1,2: app tag is all 'f's
|
|
*/
|
|
if ((a_app_tag == 0xffff) &&
|
|
((scsi_get_prot_type(cmd) != SCSI_PROT_DIF_TYPE3) ||
|
|
(a_ref_tag == 0xffffffff))) {
|
|
uint32_t blocks_done, resid;
|
|
sector_t lba_s = scsi_get_lba(cmd);
|
|
|
|
/* 2TB boundary case covered automatically with this */
|
|
blocks_done = e_ref_tag - (uint32_t)lba_s + 1;
|
|
|
|
resid = scsi_bufflen(cmd) - (blocks_done *
|
|
cmd->device->sector_size);
|
|
|
|
scsi_set_resid(cmd, resid);
|
|
cmd->result = DID_OK << 16;
|
|
|
|
/* Update protection tag */
|
|
if (scsi_prot_sg_count(cmd)) {
|
|
uint32_t i, j = 0, k = 0, num_ent;
|
|
struct scatterlist *sg;
|
|
struct sd_dif_tuple *spt;
|
|
|
|
/* Patch the corresponding protection tags */
|
|
scsi_for_each_prot_sg(cmd, sg,
|
|
scsi_prot_sg_count(cmd), i) {
|
|
num_ent = sg_dma_len(sg) / 8;
|
|
if (k + num_ent < blocks_done) {
|
|
k += num_ent;
|
|
continue;
|
|
}
|
|
j = blocks_done - k - 1;
|
|
k = blocks_done;
|
|
break;
|
|
}
|
|
|
|
if (k != blocks_done) {
|
|
ql_log(ql_log_warn, vha, 0x302f,
|
|
"unexpected tag values tag:lba=%x:%llx)\n",
|
|
e_ref_tag, (unsigned long long)lba_s);
|
|
return 1;
|
|
}
|
|
|
|
spt = page_address(sg_page(sg)) + sg->offset;
|
|
spt += j;
|
|
|
|
spt->app_tag = 0xffff;
|
|
if (scsi_get_prot_type(cmd) == SCSI_PROT_DIF_TYPE3)
|
|
spt->ref_tag = 0xffffffff;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* check guard */
|
|
if (e_guard != a_guard) {
|
|
scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST,
|
|
0x10, 0x1);
|
|
set_driver_byte(cmd, DRIVER_SENSE);
|
|
set_host_byte(cmd, DID_ABORT);
|
|
cmd->result |= SAM_STAT_CHECK_CONDITION << 1;
|
|
return 1;
|
|
}
|
|
|
|
/* check ref tag */
|
|
if (e_ref_tag != a_ref_tag) {
|
|
scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST,
|
|
0x10, 0x3);
|
|
set_driver_byte(cmd, DRIVER_SENSE);
|
|
set_host_byte(cmd, DID_ABORT);
|
|
cmd->result |= SAM_STAT_CHECK_CONDITION << 1;
|
|
return 1;
|
|
}
|
|
|
|
/* check appl tag */
|
|
if (e_app_tag != a_app_tag) {
|
|
scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST,
|
|
0x10, 0x2);
|
|
set_driver_byte(cmd, DRIVER_SENSE);
|
|
set_host_byte(cmd, DID_ABORT);
|
|
cmd->result |= SAM_STAT_CHECK_CONDITION << 1;
|
|
return 1;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
static void
|
|
qla25xx_process_bidir_status_iocb(scsi_qla_host_t *vha, void *pkt,
|
|
struct req_que *req, uint32_t index)
|
|
{
|
|
struct qla_hw_data *ha = vha->hw;
|
|
srb_t *sp;
|
|
uint16_t comp_status;
|
|
uint16_t scsi_status;
|
|
uint16_t thread_id;
|
|
uint32_t rval = EXT_STATUS_OK;
|
|
struct fc_bsg_job *bsg_job = NULL;
|
|
sts_entry_t *sts;
|
|
struct sts_entry_24xx *sts24;
|
|
sts = (sts_entry_t *) pkt;
|
|
sts24 = (struct sts_entry_24xx *) pkt;
|
|
|
|
/* Validate handle. */
|
|
if (index >= req->num_outstanding_cmds) {
|
|
ql_log(ql_log_warn, vha, 0x70af,
|
|
"Invalid SCSI completion handle 0x%x.\n", index);
|
|
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;
|
|
bsg_job = sp->u.bsg_job;
|
|
} else {
|
|
ql_log(ql_log_warn, vha, 0x70b0,
|
|
"Req:%d: Invalid ISP SCSI completion handle(0x%x)\n",
|
|
req->id, index);
|
|
|
|
set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
|
|
return;
|
|
}
|
|
|
|
if (IS_FWI2_CAPABLE(ha)) {
|
|
comp_status = le16_to_cpu(sts24->comp_status);
|
|
scsi_status = le16_to_cpu(sts24->scsi_status) & SS_MASK;
|
|
} else {
|
|
comp_status = le16_to_cpu(sts->comp_status);
|
|
scsi_status = le16_to_cpu(sts->scsi_status) & SS_MASK;
|
|
}
|
|
|
|
thread_id = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
|
|
switch (comp_status) {
|
|
case CS_COMPLETE:
|
|
if (scsi_status == 0) {
|
|
bsg_job->reply->reply_payload_rcv_len =
|
|
bsg_job->reply_payload.payload_len;
|
|
vha->qla_stats.input_bytes +=
|
|
bsg_job->reply->reply_payload_rcv_len;
|
|
vha->qla_stats.input_requests++;
|
|
rval = EXT_STATUS_OK;
|
|
}
|
|
goto done;
|
|
|
|
case CS_DATA_OVERRUN:
|
|
ql_dbg(ql_dbg_user, vha, 0x70b1,
|
|
"Command completed with date overrun thread_id=%d\n",
|
|
thread_id);
|
|
rval = EXT_STATUS_DATA_OVERRUN;
|
|
break;
|
|
|
|
case CS_DATA_UNDERRUN:
|
|
ql_dbg(ql_dbg_user, vha, 0x70b2,
|
|
"Command completed with date underrun thread_id=%d\n",
|
|
thread_id);
|
|
rval = EXT_STATUS_DATA_UNDERRUN;
|
|
break;
|
|
case CS_BIDIR_RD_OVERRUN:
|
|
ql_dbg(ql_dbg_user, vha, 0x70b3,
|
|
"Command completed with read data overrun thread_id=%d\n",
|
|
thread_id);
|
|
rval = EXT_STATUS_DATA_OVERRUN;
|
|
break;
|
|
|
|
case CS_BIDIR_RD_WR_OVERRUN:
|
|
ql_dbg(ql_dbg_user, vha, 0x70b4,
|
|
"Command completed with read and write data overrun "
|
|
"thread_id=%d\n", thread_id);
|
|
rval = EXT_STATUS_DATA_OVERRUN;
|
|
break;
|
|
|
|
case CS_BIDIR_RD_OVERRUN_WR_UNDERRUN:
|
|
ql_dbg(ql_dbg_user, vha, 0x70b5,
|
|
"Command completed with read data over and write data "
|
|
"underrun thread_id=%d\n", thread_id);
|
|
rval = EXT_STATUS_DATA_OVERRUN;
|
|
break;
|
|
|
|
case CS_BIDIR_RD_UNDERRUN:
|
|
ql_dbg(ql_dbg_user, vha, 0x70b6,
|
|
"Command completed with read data data underrun "
|
|
"thread_id=%d\n", thread_id);
|
|
rval = EXT_STATUS_DATA_UNDERRUN;
|
|
break;
|
|
|
|
case CS_BIDIR_RD_UNDERRUN_WR_OVERRUN:
|
|
ql_dbg(ql_dbg_user, vha, 0x70b7,
|
|
"Command completed with read data under and write data "
|
|
"overrun thread_id=%d\n", thread_id);
|
|
rval = EXT_STATUS_DATA_UNDERRUN;
|
|
break;
|
|
|
|
case CS_BIDIR_RD_WR_UNDERRUN:
|
|
ql_dbg(ql_dbg_user, vha, 0x70b8,
|
|
"Command completed with read and write data underrun "
|
|
"thread_id=%d\n", thread_id);
|
|
rval = EXT_STATUS_DATA_UNDERRUN;
|
|
break;
|
|
|
|
case CS_BIDIR_DMA:
|
|
ql_dbg(ql_dbg_user, vha, 0x70b9,
|
|
"Command completed with data DMA error thread_id=%d\n",
|
|
thread_id);
|
|
rval = EXT_STATUS_DMA_ERR;
|
|
break;
|
|
|
|
case CS_TIMEOUT:
|
|
ql_dbg(ql_dbg_user, vha, 0x70ba,
|
|
"Command completed with timeout thread_id=%d\n",
|
|
thread_id);
|
|
rval = EXT_STATUS_TIMEOUT;
|
|
break;
|
|
default:
|
|
ql_dbg(ql_dbg_user, vha, 0x70bb,
|
|
"Command completed with completion status=0x%x "
|
|
"thread_id=%d\n", comp_status, thread_id);
|
|
rval = EXT_STATUS_ERR;
|
|
break;
|
|
}
|
|
bsg_job->reply->reply_payload_rcv_len = 0;
|
|
|
|
done:
|
|
/* Return the vendor specific reply to API */
|
|
bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = rval;
|
|
bsg_job->reply_len = sizeof(struct fc_bsg_reply);
|
|
/* Always return DID_OK, bsg will send the vendor specific response
|
|
* in this case only */
|
|
sp->done(vha, sp, (DID_OK << 6));
|
|
|
|
}
|
|
|
|
/**
|
|
* qla2x00_status_entry() - Process a Status IOCB entry.
|
|
* @ha: SCSI driver HA context
|
|
* @pkt: Entry pointer
|
|
*/
|
|
static void
|
|
qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
|
|
{
|
|
srb_t *sp;
|
|
fc_port_t *fcport;
|
|
struct scsi_cmnd *cp;
|
|
sts_entry_t *sts;
|
|
struct sts_entry_24xx *sts24;
|
|
uint16_t comp_status;
|
|
uint16_t scsi_status;
|
|
uint16_t ox_id;
|
|
uint8_t lscsi_status;
|
|
int32_t resid;
|
|
uint32_t sense_len, par_sense_len, rsp_info_len, resid_len,
|
|
fw_resid_len;
|
|
uint8_t *rsp_info, *sense_data;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
uint32_t handle;
|
|
uint16_t que;
|
|
struct req_que *req;
|
|
int logit = 1;
|
|
int res = 0;
|
|
uint16_t state_flags = 0;
|
|
uint16_t retry_delay = 0;
|
|
|
|
sts = (sts_entry_t *) pkt;
|
|
sts24 = (struct sts_entry_24xx *) pkt;
|
|
if (IS_FWI2_CAPABLE(ha)) {
|
|
comp_status = le16_to_cpu(sts24->comp_status);
|
|
scsi_status = le16_to_cpu(sts24->scsi_status) & SS_MASK;
|
|
state_flags = le16_to_cpu(sts24->state_flags);
|
|
} else {
|
|
comp_status = le16_to_cpu(sts->comp_status);
|
|
scsi_status = le16_to_cpu(sts->scsi_status) & SS_MASK;
|
|
}
|
|
handle = (uint32_t) LSW(sts->handle);
|
|
que = MSW(sts->handle);
|
|
req = ha->req_q_map[que];
|
|
|
|
/* Check for invalid queue pointer */
|
|
if (req == NULL ||
|
|
que >= find_first_zero_bit(ha->req_qid_map, ha->max_req_queues)) {
|
|
ql_dbg(ql_dbg_io, vha, 0x3059,
|
|
"Invalid status handle (0x%x): Bad req pointer. req=%p, "
|
|
"que=%u.\n", sts->handle, req, que);
|
|
return;
|
|
}
|
|
|
|
/* Validate handle. */
|
|
if (handle < req->num_outstanding_cmds) {
|
|
sp = req->outstanding_cmds[handle];
|
|
if (!sp) {
|
|
ql_dbg(ql_dbg_io, vha, 0x3075,
|
|
"%s(%ld): Already returned command for status handle (0x%x).\n",
|
|
__func__, vha->host_no, sts->handle);
|
|
return;
|
|
}
|
|
} else {
|
|
ql_dbg(ql_dbg_io, vha, 0x3017,
|
|
"Invalid status handle, out of range (0x%x).\n",
|
|
sts->handle);
|
|
|
|
if (!test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
|
|
if (IS_P3P_TYPE(ha))
|
|
set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
|
|
else
|
|
set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
|
|
qla2xxx_wake_dpc(vha);
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (unlikely((state_flags & BIT_1) && (sp->type == SRB_BIDI_CMD))) {
|
|
qla25xx_process_bidir_status_iocb(vha, pkt, req, handle);
|
|
return;
|
|
}
|
|
|
|
/* Task Management completion. */
|
|
if (sp->type == SRB_TM_CMD) {
|
|
qla24xx_tm_iocb_entry(vha, req, pkt);
|
|
return;
|
|
}
|
|
|
|
/* Fast path completion. */
|
|
if (comp_status == CS_COMPLETE && scsi_status == 0) {
|
|
qla2x00_process_completed_request(vha, req, handle);
|
|
|
|
return;
|
|
}
|
|
|
|
req->outstanding_cmds[handle] = NULL;
|
|
cp = GET_CMD_SP(sp);
|
|
if (cp == NULL) {
|
|
ql_dbg(ql_dbg_io, vha, 0x3018,
|
|
"Command already returned (0x%x/%p).\n",
|
|
sts->handle, sp);
|
|
|
|
return;
|
|
}
|
|
|
|
lscsi_status = scsi_status & STATUS_MASK;
|
|
|
|
fcport = sp->fcport;
|
|
|
|
ox_id = 0;
|
|
sense_len = par_sense_len = rsp_info_len = resid_len =
|
|
fw_resid_len = 0;
|
|
if (IS_FWI2_CAPABLE(ha)) {
|
|
if (scsi_status & SS_SENSE_LEN_VALID)
|
|
sense_len = le32_to_cpu(sts24->sense_len);
|
|
if (scsi_status & SS_RESPONSE_INFO_LEN_VALID)
|
|
rsp_info_len = le32_to_cpu(sts24->rsp_data_len);
|
|
if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER))
|
|
resid_len = le32_to_cpu(sts24->rsp_residual_count);
|
|
if (comp_status == CS_DATA_UNDERRUN)
|
|
fw_resid_len = le32_to_cpu(sts24->residual_len);
|
|
rsp_info = sts24->data;
|
|
sense_data = sts24->data;
|
|
host_to_fcp_swap(sts24->data, sizeof(sts24->data));
|
|
ox_id = le16_to_cpu(sts24->ox_id);
|
|
par_sense_len = sizeof(sts24->data);
|
|
/* Valid values of the retry delay timer are 0x1-0xffef */
|
|
if (sts24->retry_delay > 0 && sts24->retry_delay < 0xfff1)
|
|
retry_delay = sts24->retry_delay;
|
|
} else {
|
|
if (scsi_status & SS_SENSE_LEN_VALID)
|
|
sense_len = le16_to_cpu(sts->req_sense_length);
|
|
if (scsi_status & SS_RESPONSE_INFO_LEN_VALID)
|
|
rsp_info_len = le16_to_cpu(sts->rsp_info_len);
|
|
resid_len = le32_to_cpu(sts->residual_length);
|
|
rsp_info = sts->rsp_info;
|
|
sense_data = sts->req_sense_data;
|
|
par_sense_len = sizeof(sts->req_sense_data);
|
|
}
|
|
|
|
/* Check for any FCP transport errors. */
|
|
if (scsi_status & SS_RESPONSE_INFO_LEN_VALID) {
|
|
/* Sense data lies beyond any FCP RESPONSE data. */
|
|
if (IS_FWI2_CAPABLE(ha)) {
|
|
sense_data += rsp_info_len;
|
|
par_sense_len -= rsp_info_len;
|
|
}
|
|
if (rsp_info_len > 3 && rsp_info[3]) {
|
|
ql_dbg(ql_dbg_io, fcport->vha, 0x3019,
|
|
"FCP I/O protocol failure (0x%x/0x%x).\n",
|
|
rsp_info_len, rsp_info[3]);
|
|
|
|
res = DID_BUS_BUSY << 16;
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
/* Check for overrun. */
|
|
if (IS_FWI2_CAPABLE(ha) && comp_status == CS_COMPLETE &&
|
|
scsi_status & SS_RESIDUAL_OVER)
|
|
comp_status = CS_DATA_OVERRUN;
|
|
|
|
/*
|
|
* Check retry_delay_timer value if we receive a busy or
|
|
* queue full.
|
|
*/
|
|
if (lscsi_status == SAM_STAT_TASK_SET_FULL ||
|
|
lscsi_status == SAM_STAT_BUSY)
|
|
qla2x00_set_retry_delay_timestamp(fcport, retry_delay);
|
|
|
|
/*
|
|
* Based on Host and scsi status generate status code for Linux
|
|
*/
|
|
switch (comp_status) {
|
|
case CS_COMPLETE:
|
|
case CS_QUEUE_FULL:
|
|
if (scsi_status == 0) {
|
|
res = DID_OK << 16;
|
|
break;
|
|
}
|
|
if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER)) {
|
|
resid = resid_len;
|
|
scsi_set_resid(cp, resid);
|
|
|
|
if (!lscsi_status &&
|
|
((unsigned)(scsi_bufflen(cp) - resid) <
|
|
cp->underflow)) {
|
|
ql_dbg(ql_dbg_io, fcport->vha, 0x301a,
|
|
"Mid-layer underflow "
|
|
"detected (0x%x of 0x%x bytes).\n",
|
|
resid, scsi_bufflen(cp));
|
|
|
|
res = DID_ERROR << 16;
|
|
break;
|
|
}
|
|
}
|
|
res = DID_OK << 16 | lscsi_status;
|
|
|
|
if (lscsi_status == SAM_STAT_TASK_SET_FULL) {
|
|
ql_dbg(ql_dbg_io, fcport->vha, 0x301b,
|
|
"QUEUE FULL detected.\n");
|
|
break;
|
|
}
|
|
logit = 0;
|
|
if (lscsi_status != SS_CHECK_CONDITION)
|
|
break;
|
|
|
|
memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
|
|
if (!(scsi_status & SS_SENSE_LEN_VALID))
|
|
break;
|
|
|
|
qla2x00_handle_sense(sp, sense_data, par_sense_len, sense_len,
|
|
rsp, res);
|
|
break;
|
|
|
|
case CS_DATA_UNDERRUN:
|
|
/* Use F/W calculated residual length. */
|
|
resid = IS_FWI2_CAPABLE(ha) ? fw_resid_len : resid_len;
|
|
scsi_set_resid(cp, resid);
|
|
if (scsi_status & SS_RESIDUAL_UNDER) {
|
|
if (IS_FWI2_CAPABLE(ha) && fw_resid_len != resid_len) {
|
|
ql_dbg(ql_dbg_io, fcport->vha, 0x301d,
|
|
"Dropped frame(s) detected "
|
|
"(0x%x of 0x%x bytes).\n",
|
|
resid, scsi_bufflen(cp));
|
|
|
|
res = DID_ERROR << 16 | lscsi_status;
|
|
goto check_scsi_status;
|
|
}
|
|
|
|
if (!lscsi_status &&
|
|
((unsigned)(scsi_bufflen(cp) - resid) <
|
|
cp->underflow)) {
|
|
ql_dbg(ql_dbg_io, fcport->vha, 0x301e,
|
|
"Mid-layer underflow "
|
|
"detected (0x%x of 0x%x bytes).\n",
|
|
resid, scsi_bufflen(cp));
|
|
|
|
res = DID_ERROR << 16;
|
|
break;
|
|
}
|
|
} else if (lscsi_status != SAM_STAT_TASK_SET_FULL &&
|
|
lscsi_status != SAM_STAT_BUSY) {
|
|
/*
|
|
* scsi status of task set and busy are considered to be
|
|
* task not completed.
|
|
*/
|
|
|
|
ql_dbg(ql_dbg_io, fcport->vha, 0x301f,
|
|
"Dropped frame(s) detected (0x%x "
|
|
"of 0x%x bytes).\n", resid,
|
|
scsi_bufflen(cp));
|
|
|
|
res = DID_ERROR << 16 | lscsi_status;
|
|
goto check_scsi_status;
|
|
} else {
|
|
ql_dbg(ql_dbg_io, fcport->vha, 0x3030,
|
|
"scsi_status: 0x%x, lscsi_status: 0x%x\n",
|
|
scsi_status, lscsi_status);
|
|
}
|
|
|
|
res = DID_OK << 16 | lscsi_status;
|
|
logit = 0;
|
|
|
|
check_scsi_status:
|
|
/*
|
|
* Check to see if SCSI Status is non zero. If so report SCSI
|
|
* Status.
|
|
*/
|
|
if (lscsi_status != 0) {
|
|
if (lscsi_status == SAM_STAT_TASK_SET_FULL) {
|
|
ql_dbg(ql_dbg_io, fcport->vha, 0x3020,
|
|
"QUEUE FULL detected.\n");
|
|
logit = 1;
|
|
break;
|
|
}
|
|
if (lscsi_status != SS_CHECK_CONDITION)
|
|
break;
|
|
|
|
memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
|
|
if (!(scsi_status & SS_SENSE_LEN_VALID))
|
|
break;
|
|
|
|
qla2x00_handle_sense(sp, sense_data, par_sense_len,
|
|
sense_len, rsp, res);
|
|
}
|
|
break;
|
|
|
|
case CS_PORT_LOGGED_OUT:
|
|
case CS_PORT_CONFIG_CHG:
|
|
case CS_PORT_BUSY:
|
|
case CS_INCOMPLETE:
|
|
case CS_PORT_UNAVAILABLE:
|
|
case CS_TIMEOUT:
|
|
case CS_RESET:
|
|
|
|
/*
|
|
* We are going to have the fc class block the rport
|
|
* while we try to recover so instruct the mid layer
|
|
* to requeue until the class decides how to handle this.
|
|
*/
|
|
res = DID_TRANSPORT_DISRUPTED << 16;
|
|
|
|
if (comp_status == CS_TIMEOUT) {
|
|
if (IS_FWI2_CAPABLE(ha))
|
|
break;
|
|
else if ((le16_to_cpu(sts->status_flags) &
|
|
SF_LOGOUT_SENT) == 0)
|
|
break;
|
|
}
|
|
|
|
ql_dbg(ql_dbg_io, fcport->vha, 0x3021,
|
|
"Port to be marked lost on fcport=%02x%02x%02x, current "
|
|
"port state= %s.\n", fcport->d_id.b.domain,
|
|
fcport->d_id.b.area, fcport->d_id.b.al_pa,
|
|
port_state_str[atomic_read(&fcport->state)]);
|
|
|
|
if (atomic_read(&fcport->state) == FCS_ONLINE)
|
|
qla2x00_mark_device_lost(fcport->vha, fcport, 1, 1);
|
|
break;
|
|
|
|
case CS_ABORTED:
|
|
res = DID_RESET << 16;
|
|
break;
|
|
|
|
case CS_DIF_ERROR:
|
|
logit = qla2x00_handle_dif_error(sp, sts24);
|
|
res = cp->result;
|
|
break;
|
|
|
|
case CS_TRANSPORT:
|
|
res = DID_ERROR << 16;
|
|
|
|
if (!IS_PI_SPLIT_DET_CAPABLE(ha))
|
|
break;
|
|
|
|
if (state_flags & BIT_4)
|
|
scmd_printk(KERN_WARNING, cp,
|
|
"Unsupported device '%s' found.\n",
|
|
cp->device->vendor);
|
|
break;
|
|
|
|
default:
|
|
res = DID_ERROR << 16;
|
|
break;
|
|
}
|
|
|
|
out:
|
|
if (logit)
|
|
ql_dbg(ql_dbg_io, fcport->vha, 0x3022,
|
|
"FCP command status: 0x%x-0x%x (0x%x) nexus=%ld:%d:%llu "
|
|
"portid=%02x%02x%02x oxid=0x%x cdb=%10phN len=0x%x "
|
|
"rsp_info=0x%x resid=0x%x fw_resid=0x%x sp=%p cp=%p.\n",
|
|
comp_status, scsi_status, res, vha->host_no,
|
|
cp->device->id, cp->device->lun, fcport->d_id.b.domain,
|
|
fcport->d_id.b.area, fcport->d_id.b.al_pa, ox_id,
|
|
cp->cmnd, scsi_bufflen(cp), rsp_info_len,
|
|
resid_len, fw_resid_len, sp, cp);
|
|
|
|
if (rsp->status_srb == NULL)
|
|
sp->done(ha, sp, res);
|
|
}
|
|
|
|
/**
|
|
* qla2x00_status_cont_entry() - Process a Status Continuations entry.
|
|
* @ha: SCSI driver HA context
|
|
* @pkt: Entry pointer
|
|
*
|
|
* Extended sense data.
|
|
*/
|
|
static void
|
|
qla2x00_status_cont_entry(struct rsp_que *rsp, sts_cont_entry_t *pkt)
|
|
{
|
|
uint8_t sense_sz = 0;
|
|
struct qla_hw_data *ha = rsp->hw;
|
|
struct scsi_qla_host *vha = pci_get_drvdata(ha->pdev);
|
|
srb_t *sp = rsp->status_srb;
|
|
struct scsi_cmnd *cp;
|
|
uint32_t sense_len;
|
|
uint8_t *sense_ptr;
|
|
|
|
if (!sp || !GET_CMD_SENSE_LEN(sp))
|
|
return;
|
|
|
|
sense_len = GET_CMD_SENSE_LEN(sp);
|
|
sense_ptr = GET_CMD_SENSE_PTR(sp);
|
|
|
|
cp = GET_CMD_SP(sp);
|
|
if (cp == NULL) {
|
|
ql_log(ql_log_warn, vha, 0x3025,
|
|
"cmd is NULL: already returned to OS (sp=%p).\n", sp);
|
|
|
|
rsp->status_srb = NULL;
|
|
return;
|
|
}
|
|
|
|
if (sense_len > sizeof(pkt->data))
|
|
sense_sz = sizeof(pkt->data);
|
|
else
|
|
sense_sz = sense_len;
|
|
|
|
/* Move sense data. */
|
|
if (IS_FWI2_CAPABLE(ha))
|
|
host_to_fcp_swap(pkt->data, sizeof(pkt->data));
|
|
memcpy(sense_ptr, pkt->data, sense_sz);
|
|
ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302c,
|
|
sense_ptr, sense_sz);
|
|
|
|
sense_len -= sense_sz;
|
|
sense_ptr += sense_sz;
|
|
|
|
SET_CMD_SENSE_PTR(sp, sense_ptr);
|
|
SET_CMD_SENSE_LEN(sp, sense_len);
|
|
|
|
/* Place command on done queue. */
|
|
if (sense_len == 0) {
|
|
rsp->status_srb = NULL;
|
|
sp->done(ha, sp, cp->result);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* qla2x00_error_entry() - Process an error entry.
|
|
* @ha: SCSI driver HA context
|
|
* @pkt: Entry pointer
|
|
*/
|
|
static void
|
|
qla2x00_error_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, sts_entry_t *pkt)
|
|
{
|
|
srb_t *sp;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
const char func[] = "ERROR-IOCB";
|
|
uint16_t que = MSW(pkt->handle);
|
|
struct req_que *req = NULL;
|
|
int res = DID_ERROR << 16;
|
|
|
|
ql_dbg(ql_dbg_async, vha, 0x502a,
|
|
"type of error status in response: 0x%x\n", pkt->entry_status);
|
|
|
|
if (que >= ha->max_req_queues || !ha->req_q_map[que])
|
|
goto fatal;
|
|
|
|
req = ha->req_q_map[que];
|
|
|
|
if (pkt->entry_status & RF_BUSY)
|
|
res = DID_BUS_BUSY << 16;
|
|
|
|
sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
|
|
if (sp) {
|
|
sp->done(ha, sp, res);
|
|
return;
|
|
}
|
|
fatal:
|
|
ql_log(ql_log_warn, vha, 0x5030,
|
|
"Error entry - invalid handle/queue (%04x).\n", que);
|
|
}
|
|
|
|
/**
|
|
* qla24xx_mbx_completion() - Process mailbox command completions.
|
|
* @ha: SCSI driver HA context
|
|
* @mb0: Mailbox0 register
|
|
*/
|
|
static void
|
|
qla24xx_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0)
|
|
{
|
|
uint16_t cnt;
|
|
uint32_t mboxes;
|
|
uint16_t __iomem *wptr;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
|
|
|
|
/* Read all mbox registers? */
|
|
mboxes = (1 << ha->mbx_count) - 1;
|
|
if (!ha->mcp)
|
|
ql_dbg(ql_dbg_async, vha, 0x504e, "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 = (uint16_t __iomem *)®->mailbox1;
|
|
|
|
for (cnt = 1; cnt < ha->mbx_count; cnt++) {
|
|
if (mboxes & BIT_0)
|
|
ha->mailbox_out[cnt] = RD_REG_WORD(wptr);
|
|
|
|
mboxes >>= 1;
|
|
wptr++;
|
|
}
|
|
}
|
|
|
|
static void
|
|
qla24xx_abort_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
|
|
struct abort_entry_24xx *pkt)
|
|
{
|
|
const char func[] = "ABT_IOCB";
|
|
srb_t *sp;
|
|
struct srb_iocb *abt;
|
|
|
|
sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
|
|
if (!sp)
|
|
return;
|
|
|
|
abt = &sp->u.iocb_cmd;
|
|
abt->u.abt.comp_status = le32_to_cpu(pkt->nport_handle);
|
|
sp->done(vha, sp, 0);
|
|
}
|
|
|
|
/**
|
|
* qla24xx_process_response_queue() - Process response queue entries.
|
|
* @ha: SCSI driver HA context
|
|
*/
|
|
void qla24xx_process_response_queue(struct scsi_qla_host *vha,
|
|
struct rsp_que *rsp)
|
|
{
|
|
struct sts_entry_24xx *pkt;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
|
|
if (!vha->flags.online)
|
|
return;
|
|
|
|
while (rsp->ring_ptr->signature != RESPONSE_PROCESSED) {
|
|
pkt = (struct sts_entry_24xx *)rsp->ring_ptr;
|
|
|
|
rsp->ring_index++;
|
|
if (rsp->ring_index == rsp->length) {
|
|
rsp->ring_index = 0;
|
|
rsp->ring_ptr = rsp->ring;
|
|
} else {
|
|
rsp->ring_ptr++;
|
|
}
|
|
|
|
if (pkt->entry_status != 0) {
|
|
qla2x00_error_entry(vha, rsp, (sts_entry_t *) pkt);
|
|
|
|
if (qlt_24xx_process_response_error(vha, pkt))
|
|
goto process_err;
|
|
|
|
((response_t *)pkt)->signature = RESPONSE_PROCESSED;
|
|
wmb();
|
|
continue;
|
|
}
|
|
process_err:
|
|
|
|
switch (pkt->entry_type) {
|
|
case STATUS_TYPE:
|
|
qla2x00_status_entry(vha, rsp, pkt);
|
|
break;
|
|
case STATUS_CONT_TYPE:
|
|
qla2x00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt);
|
|
break;
|
|
case VP_RPT_ID_IOCB_TYPE:
|
|
qla24xx_report_id_acquisition(vha,
|
|
(struct vp_rpt_id_entry_24xx *)pkt);
|
|
break;
|
|
case LOGINOUT_PORT_IOCB_TYPE:
|
|
qla24xx_logio_entry(vha, rsp->req,
|
|
(struct logio_entry_24xx *)pkt);
|
|
break;
|
|
case CT_IOCB_TYPE:
|
|
qla24xx_els_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE);
|
|
break;
|
|
case ELS_IOCB_TYPE:
|
|
qla24xx_els_ct_entry(vha, rsp->req, pkt, ELS_IOCB_TYPE);
|
|
break;
|
|
case ABTS_RECV_24XX:
|
|
/* ensure that the ATIO queue is empty */
|
|
qlt_24xx_process_atio_queue(vha);
|
|
case ABTS_RESP_24XX:
|
|
case CTIO_TYPE7:
|
|
case NOTIFY_ACK_TYPE:
|
|
case CTIO_CRC2:
|
|
qlt_response_pkt_all_vps(vha, (response_t *)pkt);
|
|
break;
|
|
case MARKER_TYPE:
|
|
/* Do nothing in this case, this check is to prevent it
|
|
* from falling into default case
|
|
*/
|
|
break;
|
|
case ABORT_IOCB_TYPE:
|
|
qla24xx_abort_iocb_entry(vha, rsp->req,
|
|
(struct abort_entry_24xx *)pkt);
|
|
break;
|
|
default:
|
|
/* Type Not Supported. */
|
|
ql_dbg(ql_dbg_async, vha, 0x5042,
|
|
"Received unknown response pkt type %x "
|
|
"entry status=%x.\n",
|
|
pkt->entry_type, pkt->entry_status);
|
|
break;
|
|
}
|
|
((response_t *)pkt)->signature = RESPONSE_PROCESSED;
|
|
wmb();
|
|
}
|
|
|
|
/* Adjust ring index */
|
|
if (IS_P3P_TYPE(ha)) {
|
|
struct device_reg_82xx __iomem *reg = &ha->iobase->isp82;
|
|
WRT_REG_DWORD(®->rsp_q_out[0], rsp->ring_index);
|
|
} else
|
|
WRT_REG_DWORD(rsp->rsp_q_out, rsp->ring_index);
|
|
}
|
|
|
|
static void
|
|
qla2xxx_check_risc_status(scsi_qla_host_t *vha)
|
|
{
|
|
int rval;
|
|
uint32_t cnt;
|
|
struct qla_hw_data *ha = vha->hw;
|
|
struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
|
|
|
|
if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha) &&
|
|
!IS_QLA27XX(ha))
|
|
return;
|
|
|
|
rval = QLA_SUCCESS;
|
|
WRT_REG_DWORD(®->iobase_addr, 0x7C00);
|
|
RD_REG_DWORD(®->iobase_addr);
|
|
WRT_REG_DWORD(®->iobase_window, 0x0001);
|
|
for (cnt = 10000; (RD_REG_DWORD(®->iobase_window) & BIT_0) == 0 &&
|
|
rval == QLA_SUCCESS; cnt--) {
|
|
if (cnt) {
|
|
WRT_REG_DWORD(®->iobase_window, 0x0001);
|
|
udelay(10);
|
|
} else
|
|
rval = QLA_FUNCTION_TIMEOUT;
|
|
}
|
|
if (rval == QLA_SUCCESS)
|
|
goto next_test;
|
|
|
|
rval = QLA_SUCCESS;
|
|
WRT_REG_DWORD(®->iobase_window, 0x0003);
|
|
for (cnt = 100; (RD_REG_DWORD(®->iobase_window) & BIT_0) == 0 &&
|
|
rval == QLA_SUCCESS; cnt--) {
|
|
if (cnt) {
|
|
WRT_REG_DWORD(®->iobase_window, 0x0003);
|
|
udelay(10);
|
|
} else
|
|
rval = QLA_FUNCTION_TIMEOUT;
|
|
}
|
|
if (rval != QLA_SUCCESS)
|
|
goto done;
|
|
|
|
next_test:
|
|
if (RD_REG_DWORD(®->iobase_c8) & BIT_3)
|
|
ql_log(ql_log_info, vha, 0x504c,
|
|
"Additional code -- 0x55AA.\n");
|
|
|
|
done:
|
|
WRT_REG_DWORD(®->iobase_window, 0x0000);
|
|
RD_REG_DWORD(®->iobase_window);
|
|
}
|
|
|
|
/**
|
|
* qla24xx_intr_handler() - Process interrupts for the ISP23xx and ISP24xx.
|
|
* @irq:
|
|
* @dev_id: SCSI driver HA context
|
|
*
|
|
* Called by system whenever the host adapter generates an interrupt.
|
|
*
|
|
* Returns handled flag.
|
|
*/
|
|
irqreturn_t
|
|
qla24xx_intr_handler(int irq, void *dev_id)
|
|
{
|
|
scsi_qla_host_t *vha;
|
|
struct qla_hw_data *ha;
|
|
struct device_reg_24xx __iomem *reg;
|
|
int status;
|
|
unsigned long iter;
|
|
uint32_t stat;
|
|
uint32_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, 0x5059,
|
|
"%s: NULL response queue pointer.\n", __func__);
|
|
return IRQ_NONE;
|
|
}
|
|
|
|
ha = rsp->hw;
|
|
reg = &ha->iobase->isp24;
|
|
status = 0;
|
|
|
|
if (unlikely(pci_channel_offline(ha->pdev)))
|
|
return IRQ_HANDLED;
|
|
|
|
spin_lock_irqsave(&ha->hardware_lock, flags);
|
|
vha = pci_get_drvdata(ha->pdev);
|
|
for (iter = 50; iter--; ) {
|
|
stat = RD_REG_DWORD(®->host_status);
|
|
if (qla2x00_check_reg32_for_disconnect(vha, stat))
|
|
break;
|
|
if (stat & HSRX_RISC_PAUSED) {
|
|
if (unlikely(pci_channel_offline(ha->pdev)))
|
|
break;
|
|
|
|
hccr = RD_REG_DWORD(®->hccr);
|
|
|
|
ql_log(ql_log_warn, vha, 0x504b,
|
|
"RISC paused -- HCCR=%x, Dumping firmware.\n",
|
|
hccr);
|
|
|
|
qla2xxx_check_risc_status(vha);
|
|
|
|
ha->isp_ops->fw_dump(vha, 1);
|
|
set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
|
|
break;
|
|
} else if ((stat & HSRX_RISC_INT) == 0)
|
|
break;
|
|
|
|
switch (stat & 0xff) {
|
|
case INTR_ROM_MB_SUCCESS:
|
|
case INTR_ROM_MB_FAILED:
|
|
case INTR_MB_SUCCESS:
|
|
case INTR_MB_FAILED:
|
|
qla24xx_mbx_completion(vha, MSW(stat));
|
|
status |= MBX_INTERRUPT;
|
|
|
|
break;
|
|
case INTR_ASYNC_EVENT:
|
|
mb[0] = MSW(stat);
|
|
mb[1] = RD_REG_WORD(®->mailbox1);
|
|
mb[2] = RD_REG_WORD(®->mailbox2);
|
|
mb[3] = RD_REG_WORD(®->mailbox3);
|
|
qla2x00_async_event(vha, rsp, mb);
|
|
break;
|
|
case INTR_RSP_QUE_UPDATE:
|
|
case INTR_RSP_QUE_UPDATE_83XX:
|
|
qla24xx_process_response_queue(vha, rsp);
|
|
break;
|
|
case INTR_ATIO_QUE_UPDATE:
|
|
qlt_24xx_process_atio_queue(vha);
|
|
break;
|
|
case INTR_ATIO_RSP_QUE_UPDATE:
|
|
qlt_24xx_process_atio_queue(vha);
|
|
qla24xx_process_response_queue(vha, rsp);
|
|
break;
|
|
default:
|
|
ql_dbg(ql_dbg_async, vha, 0x504f,
|
|
"Unrecognized interrupt type (%d).\n", stat * 0xff);
|
|
break;
|
|
}
|
|
WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT);
|
|
RD_REG_DWORD_RELAXED(®->hccr);
|
|
if (unlikely(IS_QLA83XX(ha) && (ha->pdev->revision == 1)))
|
|
ndelay(3500);
|
|
}
|
|
qla2x00_handle_mbx_completion(ha, status);
|
|
spin_unlock_irqrestore(&ha->hardware_lock, flags);
|
|
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
static irqreturn_t
|
|
qla24xx_msix_rsp_q(int irq, void *dev_id)
|
|
{
|
|
struct qla_hw_data *ha;
|
|
struct rsp_que *rsp;
|
|
struct device_reg_24xx __iomem *reg;
|
|
struct scsi_qla_host *vha;
|
|
unsigned long flags;
|
|
uint32_t stat = 0;
|
|
|
|
rsp = (struct rsp_que *) dev_id;
|
|
if (!rsp) {
|
|
ql_log(ql_log_info, NULL, 0x505a,
|
|
"%s: NULL response queue pointer.\n", __func__);
|
|
return IRQ_NONE;
|
|
}
|
|
ha = rsp->hw;
|
|
reg = &ha->iobase->isp24;
|
|
|
|
spin_lock_irqsave(&ha->hardware_lock, flags);
|
|
|
|
vha = pci_get_drvdata(ha->pdev);
|
|
/*
|
|
* Use host_status register to check to PCI disconnection before we
|
|
* we process the response queue.
|
|
*/
|
|
stat = RD_REG_DWORD(®->host_status);
|
|
if (qla2x00_check_reg32_for_disconnect(vha, stat))
|
|
goto out;
|
|
qla24xx_process_response_queue(vha, rsp);
|
|
if (!ha->flags.disable_msix_handshake) {
|
|
WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT);
|
|
RD_REG_DWORD_RELAXED(®->hccr);
|
|
}
|
|
out:
|
|
spin_unlock_irqrestore(&ha->hardware_lock, flags);
|
|
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
static irqreturn_t
|
|
qla25xx_msix_rsp_q(int irq, void *dev_id)
|
|
{
|
|
struct qla_hw_data *ha;
|
|
scsi_qla_host_t *vha;
|
|
struct rsp_que *rsp;
|
|
struct device_reg_24xx __iomem *reg;
|
|
unsigned long flags;
|
|
uint32_t hccr = 0;
|
|
|
|
rsp = (struct rsp_que *) dev_id;
|
|
if (!rsp) {
|
|
ql_log(ql_log_info, NULL, 0x505b,
|
|
"%s: NULL response queue pointer.\n", __func__);
|
|
return IRQ_NONE;
|
|
}
|
|
ha = rsp->hw;
|
|
vha = pci_get_drvdata(ha->pdev);
|
|
|
|
/* Clear the interrupt, if enabled, for this response queue */
|
|
if (!ha->flags.disable_msix_handshake) {
|
|
reg = &ha->iobase->isp24;
|
|
spin_lock_irqsave(&ha->hardware_lock, flags);
|
|
WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT);
|
|
hccr = RD_REG_DWORD_RELAXED(®->hccr);
|
|
spin_unlock_irqrestore(&ha->hardware_lock, flags);
|
|
}
|
|
if (qla2x00_check_reg32_for_disconnect(vha, hccr))
|
|
goto out;
|
|
queue_work_on((int) (rsp->id - 1), ha->wq, &rsp->q_work);
|
|
|
|
out:
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
static irqreturn_t
|
|
qla24xx_msix_default(int irq, void *dev_id)
|
|
{
|
|
scsi_qla_host_t *vha;
|
|
struct qla_hw_data *ha;
|
|
struct rsp_que *rsp;
|
|
struct device_reg_24xx __iomem *reg;
|
|
int status;
|
|
uint32_t stat;
|
|
uint32_t hccr;
|
|
uint16_t mb[8];
|
|
unsigned long flags;
|
|
|
|
rsp = (struct rsp_que *) dev_id;
|
|
if (!rsp) {
|
|
ql_log(ql_log_info, NULL, 0x505c,
|
|
"%s: NULL response queue pointer.\n", __func__);
|
|
return IRQ_NONE;
|
|
}
|
|
ha = rsp->hw;
|
|
reg = &ha->iobase->isp24;
|
|
status = 0;
|
|
|
|
spin_lock_irqsave(&ha->hardware_lock, flags);
|
|
vha = pci_get_drvdata(ha->pdev);
|
|
do {
|
|
stat = RD_REG_DWORD(®->host_status);
|
|
if (qla2x00_check_reg32_for_disconnect(vha, stat))
|
|
break;
|
|
if (stat & HSRX_RISC_PAUSED) {
|
|
if (unlikely(pci_channel_offline(ha->pdev)))
|
|
break;
|
|
|
|
hccr = RD_REG_DWORD(®->hccr);
|
|
|
|
ql_log(ql_log_info, vha, 0x5050,
|
|
"RISC paused -- HCCR=%x, Dumping firmware.\n",
|
|
hccr);
|
|
|
|
qla2xxx_check_risc_status(vha);
|
|
|
|
ha->isp_ops->fw_dump(vha, 1);
|
|
set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
|
|
break;
|
|
} else if ((stat & HSRX_RISC_INT) == 0)
|
|
break;
|
|
|
|
switch (stat & 0xff) {
|
|
case INTR_ROM_MB_SUCCESS:
|
|
case INTR_ROM_MB_FAILED:
|
|
case INTR_MB_SUCCESS:
|
|
case INTR_MB_FAILED:
|
|
qla24xx_mbx_completion(vha, MSW(stat));
|
|
status |= MBX_INTERRUPT;
|
|
|
|
break;
|
|
case INTR_ASYNC_EVENT:
|
|
mb[0] = MSW(stat);
|
|
mb[1] = RD_REG_WORD(®->mailbox1);
|
|
mb[2] = RD_REG_WORD(®->mailbox2);
|
|
mb[3] = RD_REG_WORD(®->mailbox3);
|
|
qla2x00_async_event(vha, rsp, mb);
|
|
break;
|
|
case INTR_RSP_QUE_UPDATE:
|
|
case INTR_RSP_QUE_UPDATE_83XX:
|
|
qla24xx_process_response_queue(vha, rsp);
|
|
break;
|
|
case INTR_ATIO_QUE_UPDATE:
|
|
qlt_24xx_process_atio_queue(vha);
|
|
break;
|
|
case INTR_ATIO_RSP_QUE_UPDATE:
|
|
qlt_24xx_process_atio_queue(vha);
|
|
qla24xx_process_response_queue(vha, rsp);
|
|
break;
|
|
default:
|
|
ql_dbg(ql_dbg_async, vha, 0x5051,
|
|
"Unrecognized interrupt type (%d).\n", stat & 0xff);
|
|
break;
|
|
}
|
|
WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT);
|
|
} while (0);
|
|
qla2x00_handle_mbx_completion(ha, status);
|
|
spin_unlock_irqrestore(&ha->hardware_lock, flags);
|
|
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
/* Interrupt handling helpers. */
|
|
|
|
struct qla_init_msix_entry {
|
|
const char *name;
|
|
irq_handler_t handler;
|
|
};
|
|
|
|
static struct qla_init_msix_entry msix_entries[3] = {
|
|
{ "qla2xxx (default)", qla24xx_msix_default },
|
|
{ "qla2xxx (rsp_q)", qla24xx_msix_rsp_q },
|
|
{ "qla2xxx (multiq)", qla25xx_msix_rsp_q },
|
|
};
|
|
|
|
static struct qla_init_msix_entry qla82xx_msix_entries[2] = {
|
|
{ "qla2xxx (default)", qla82xx_msix_default },
|
|
{ "qla2xxx (rsp_q)", qla82xx_msix_rsp_q },
|
|
};
|
|
|
|
static struct qla_init_msix_entry qla83xx_msix_entries[3] = {
|
|
{ "qla2xxx (default)", qla24xx_msix_default },
|
|
{ "qla2xxx (rsp_q)", qla24xx_msix_rsp_q },
|
|
{ "qla2xxx (atio_q)", qla83xx_msix_atio_q },
|
|
};
|
|
|
|
static void
|
|
qla24xx_disable_msix(struct qla_hw_data *ha)
|
|
{
|
|
int i;
|
|
struct qla_msix_entry *qentry;
|
|
scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
|
|
|
|
for (i = 0; i < ha->msix_count; i++) {
|
|
qentry = &ha->msix_entries[i];
|
|
if (qentry->have_irq)
|
|
free_irq(qentry->vector, qentry->rsp);
|
|
}
|
|
pci_disable_msix(ha->pdev);
|
|
kfree(ha->msix_entries);
|
|
ha->msix_entries = NULL;
|
|
ha->flags.msix_enabled = 0;
|
|
ql_dbg(ql_dbg_init, vha, 0x0042,
|
|
"Disabled the MSI.\n");
|
|
}
|
|
|
|
static int
|
|
qla24xx_enable_msix(struct qla_hw_data *ha, struct rsp_que *rsp)
|
|
{
|
|
#define MIN_MSIX_COUNT 2
|
|
#define ATIO_VECTOR 2
|
|
int i, ret;
|
|
struct msix_entry *entries;
|
|
struct qla_msix_entry *qentry;
|
|
scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
|
|
|
|
entries = kzalloc(sizeof(struct msix_entry) * ha->msix_count,
|
|
GFP_KERNEL);
|
|
if (!entries) {
|
|
ql_log(ql_log_warn, vha, 0x00bc,
|
|
"Failed to allocate memory for msix_entry.\n");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
for (i = 0; i < ha->msix_count; i++)
|
|
entries[i].entry = i;
|
|
|
|
ret = pci_enable_msix_range(ha->pdev,
|
|
entries, MIN_MSIX_COUNT, ha->msix_count);
|
|
if (ret < 0) {
|
|
ql_log(ql_log_fatal, vha, 0x00c7,
|
|
"MSI-X: Failed to enable support, "
|
|
"giving up -- %d/%d.\n",
|
|
ha->msix_count, ret);
|
|
goto msix_out;
|
|
} else if (ret < ha->msix_count) {
|
|
ql_log(ql_log_warn, vha, 0x00c6,
|
|
"MSI-X: Failed to enable support "
|
|
"-- %d/%d\n Retry with %d vectors.\n",
|
|
ha->msix_count, ret, ret);
|
|
}
|
|
ha->msix_count = ret;
|
|
ha->max_rsp_queues = ha->msix_count - 1;
|
|
ha->msix_entries = kzalloc(sizeof(struct qla_msix_entry) *
|
|
ha->msix_count, GFP_KERNEL);
|
|
if (!ha->msix_entries) {
|
|
ql_log(ql_log_fatal, vha, 0x00c8,
|
|
"Failed to allocate memory for ha->msix_entries.\n");
|
|
ret = -ENOMEM;
|
|
goto msix_out;
|
|
}
|
|
ha->flags.msix_enabled = 1;
|
|
|
|
for (i = 0; i < ha->msix_count; i++) {
|
|
qentry = &ha->msix_entries[i];
|
|
qentry->vector = entries[i].vector;
|
|
qentry->entry = entries[i].entry;
|
|
qentry->have_irq = 0;
|
|
qentry->rsp = NULL;
|
|
}
|
|
|
|
/* Enable MSI-X vectors for the base queue */
|
|
for (i = 0; i < 2; i++) {
|
|
qentry = &ha->msix_entries[i];
|
|
if (IS_P3P_TYPE(ha))
|
|
ret = request_irq(qentry->vector,
|
|
qla82xx_msix_entries[i].handler,
|
|
0, qla82xx_msix_entries[i].name, rsp);
|
|
else
|
|
ret = request_irq(qentry->vector,
|
|
msix_entries[i].handler,
|
|
0, msix_entries[i].name, rsp);
|
|
if (ret)
|
|
goto msix_register_fail;
|
|
qentry->have_irq = 1;
|
|
qentry->rsp = rsp;
|
|
rsp->msix = qentry;
|
|
}
|
|
|
|
/*
|
|
* If target mode is enable, also request the vector for the ATIO
|
|
* queue.
|
|
*/
|
|
if (QLA_TGT_MODE_ENABLED() && IS_ATIO_MSIX_CAPABLE(ha)) {
|
|
qentry = &ha->msix_entries[ATIO_VECTOR];
|
|
ret = request_irq(qentry->vector,
|
|
qla83xx_msix_entries[ATIO_VECTOR].handler,
|
|
0, qla83xx_msix_entries[ATIO_VECTOR].name, rsp);
|
|
qentry->have_irq = 1;
|
|
qentry->rsp = rsp;
|
|
rsp->msix = qentry;
|
|
}
|
|
|
|
msix_register_fail:
|
|
if (ret) {
|
|
ql_log(ql_log_fatal, vha, 0x00cb,
|
|
"MSI-X: unable to register handler -- %x/%d.\n",
|
|
qentry->vector, ret);
|
|
qla24xx_disable_msix(ha);
|
|
ha->mqenable = 0;
|
|
goto msix_out;
|
|
}
|
|
|
|
/* Enable MSI-X vector for response queue update for queue 0 */
|
|
if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
|
|
if (ha->msixbase && ha->mqiobase &&
|
|
(ha->max_rsp_queues > 1 || ha->max_req_queues > 1))
|
|
ha->mqenable = 1;
|
|
} else
|
|
if (ha->mqiobase
|
|
&& (ha->max_rsp_queues > 1 || ha->max_req_queues > 1))
|
|
ha->mqenable = 1;
|
|
ql_dbg(ql_dbg_multiq, vha, 0xc005,
|
|
"mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n",
|
|
ha->mqiobase, ha->max_rsp_queues, ha->max_req_queues);
|
|
ql_dbg(ql_dbg_init, vha, 0x0055,
|
|
"mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n",
|
|
ha->mqiobase, ha->max_rsp_queues, ha->max_req_queues);
|
|
|
|
msix_out:
|
|
kfree(entries);
|
|
return ret;
|
|
}
|
|
|
|
int
|
|
qla2x00_request_irqs(struct qla_hw_data *ha, struct rsp_que *rsp)
|
|
{
|
|
int ret = QLA_FUNCTION_FAILED;
|
|
device_reg_t *reg = ha->iobase;
|
|
scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
|
|
|
|
/* If possible, enable MSI-X. */
|
|
if (!IS_QLA2432(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha) &&
|
|
!IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha) && !IS_QLAFX00(ha) &&
|
|
!IS_QLA27XX(ha))
|
|
goto skip_msi;
|
|
|
|
if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_HP &&
|
|
(ha->pdev->subsystem_device == 0x7040 ||
|
|
ha->pdev->subsystem_device == 0x7041 ||
|
|
ha->pdev->subsystem_device == 0x1705)) {
|
|
ql_log(ql_log_warn, vha, 0x0034,
|
|
"MSI-X: Unsupported ISP 2432 SSVID/SSDID (0x%X,0x%X).\n",
|
|
ha->pdev->subsystem_vendor,
|
|
ha->pdev->subsystem_device);
|
|
goto skip_msi;
|
|
}
|
|
|
|
if (IS_QLA2432(ha) && (ha->pdev->revision < QLA_MSIX_CHIP_REV_24XX)) {
|
|
ql_log(ql_log_warn, vha, 0x0035,
|
|
"MSI-X; Unsupported ISP2432 (0x%X, 0x%X).\n",
|
|
ha->pdev->revision, QLA_MSIX_CHIP_REV_24XX);
|
|
goto skip_msix;
|
|
}
|
|
|
|
ret = qla24xx_enable_msix(ha, rsp);
|
|
if (!ret) {
|
|
ql_dbg(ql_dbg_init, vha, 0x0036,
|
|
"MSI-X: Enabled (0x%X, 0x%X).\n",
|
|
ha->chip_revision, ha->fw_attributes);
|
|
goto clear_risc_ints;
|
|
}
|
|
|
|
skip_msix:
|
|
|
|
ql_log(ql_log_info, vha, 0x0037,
|
|
"Falling back-to MSI mode -%d.\n", ret);
|
|
|
|
if (!IS_QLA24XX(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha) &&
|
|
!IS_QLA8001(ha) && !IS_P3P_TYPE(ha) && !IS_QLAFX00(ha) &&
|
|
!IS_QLA27XX(ha))
|
|
goto skip_msi;
|
|
|
|
ret = pci_enable_msi(ha->pdev);
|
|
if (!ret) {
|
|
ql_dbg(ql_dbg_init, vha, 0x0038,
|
|
"MSI: Enabled.\n");
|
|
ha->flags.msi_enabled = 1;
|
|
} else
|
|
ql_log(ql_log_warn, vha, 0x0039,
|
|
"Falling back-to INTa mode -- %d.\n", ret);
|
|
skip_msi:
|
|
|
|
/* Skip INTx on ISP82xx. */
|
|
if (!ha->flags.msi_enabled && IS_QLA82XX(ha))
|
|
return QLA_FUNCTION_FAILED;
|
|
|
|
ret = request_irq(ha->pdev->irq, ha->isp_ops->intr_handler,
|
|
ha->flags.msi_enabled ? 0 : IRQF_SHARED,
|
|
QLA2XXX_DRIVER_NAME, rsp);
|
|
if (ret) {
|
|
ql_log(ql_log_warn, vha, 0x003a,
|
|
"Failed to reserve interrupt %d already in use.\n",
|
|
ha->pdev->irq);
|
|
goto fail;
|
|
} else if (!ha->flags.msi_enabled) {
|
|
ql_dbg(ql_dbg_init, vha, 0x0125,
|
|
"INTa mode: Enabled.\n");
|
|
ha->flags.mr_intr_valid = 1;
|
|
}
|
|
|
|
clear_risc_ints:
|
|
if (IS_FWI2_CAPABLE(ha) || IS_QLAFX00(ha))
|
|
goto fail;
|
|
|
|
spin_lock_irq(&ha->hardware_lock);
|
|
WRT_REG_WORD(®->isp.semaphore, 0);
|
|
spin_unlock_irq(&ha->hardware_lock);
|
|
|
|
fail:
|
|
return ret;
|
|
}
|
|
|
|
void
|
|
qla2x00_free_irqs(scsi_qla_host_t *vha)
|
|
{
|
|
struct qla_hw_data *ha = vha->hw;
|
|
struct rsp_que *rsp;
|
|
|
|
/*
|
|
* We need to check that ha->rsp_q_map is valid in case we are called
|
|
* from a probe failure context.
|
|
*/
|
|
if (!ha->rsp_q_map || !ha->rsp_q_map[0])
|
|
return;
|
|
rsp = ha->rsp_q_map[0];
|
|
|
|
if (ha->flags.msix_enabled)
|
|
qla24xx_disable_msix(ha);
|
|
else if (ha->flags.msi_enabled) {
|
|
free_irq(ha->pdev->irq, rsp);
|
|
pci_disable_msi(ha->pdev);
|
|
} else
|
|
free_irq(ha->pdev->irq, rsp);
|
|
}
|
|
|
|
|
|
int qla25xx_request_irq(struct rsp_que *rsp)
|
|
{
|
|
struct qla_hw_data *ha = rsp->hw;
|
|
struct qla_init_msix_entry *intr = &msix_entries[2];
|
|
struct qla_msix_entry *msix = rsp->msix;
|
|
scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
|
|
int ret;
|
|
|
|
ret = request_irq(msix->vector, intr->handler, 0, intr->name, rsp);
|
|
if (ret) {
|
|
ql_log(ql_log_fatal, vha, 0x00e6,
|
|
"MSI-X: Unable to register handler -- %x/%d.\n",
|
|
msix->vector, ret);
|
|
return ret;
|
|
}
|
|
msix->have_irq = 1;
|
|
msix->rsp = rsp;
|
|
return ret;
|
|
}
|