diff options
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_os.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_os.c | 140 |
1 files changed, 128 insertions, 12 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index acca898ce0a2..a6bb8d0ecf13 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -379,12 +379,17 @@ qla2x00_get_new_sp(scsi_qla_host_t *ha, fc_port_t *fcport, static int qla2x00_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { - scsi_qla_host_t *ha = to_qla_host(cmd->device->host); + scsi_qla_host_t *ha = shost_priv(cmd->device->host); fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); srb_t *sp; int rval; + if (unlikely(pci_channel_offline(ha->pdev))) { + cmd->result = DID_REQUEUE << 16; + goto qc_fail_command; + } + rval = fc_remote_port_chkready(rport); if (rval) { cmd->result = rval; @@ -440,13 +445,18 @@ qc_fail_command: static int qla24xx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { - scsi_qla_host_t *ha = to_qla_host(cmd->device->host); + scsi_qla_host_t *ha = shost_priv(cmd->device->host); fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); srb_t *sp; int rval; scsi_qla_host_t *pha = to_qla_parent(ha); + if (unlikely(pci_channel_offline(ha->pdev))) { + cmd->result = DID_REQUEUE << 16; + goto qc24_fail_command; + } + rval = fc_remote_port_chkready(rport); if (rval) { cmd->result = rval; @@ -653,7 +663,7 @@ qla2x00_block_error_handler(struct scsi_cmnd *cmnd) static int qla2xxx_eh_abort(struct scsi_cmnd *cmd) { - scsi_qla_host_t *ha = to_qla_host(cmd->device->host); + scsi_qla_host_t *ha = shost_priv(cmd->device->host); srb_t *sp; int ret, i; unsigned int id, lun; @@ -793,7 +803,7 @@ qla2x00_eh_wait_for_pending_target_commands(scsi_qla_host_t *ha, unsigned int t) static int qla2xxx_eh_device_reset(struct scsi_cmnd *cmd) { - scsi_qla_host_t *ha = to_qla_host(cmd->device->host); + scsi_qla_host_t *ha = shost_priv(cmd->device->host); fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; int ret = FAILED; unsigned int id, lun; @@ -922,7 +932,7 @@ qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *ha) static int qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd) { - scsi_qla_host_t *ha = to_qla_host(cmd->device->host); + scsi_qla_host_t *ha = shost_priv(cmd->device->host); scsi_qla_host_t *pha = to_qla_parent(ha); fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; int ret = FAILED; @@ -982,7 +992,7 @@ eh_bus_reset_done: static int qla2xxx_eh_host_reset(struct scsi_cmnd *cmd) { - scsi_qla_host_t *ha = to_qla_host(cmd->device->host); + scsi_qla_host_t *ha = shost_priv(cmd->device->host); fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; int ret = FAILED; unsigned int id, lun; @@ -1132,7 +1142,7 @@ qla2xxx_slave_alloc(struct scsi_device *sdev) static int qla2xxx_slave_configure(struct scsi_device *sdev) { - scsi_qla_host_t *ha = to_qla_host(sdev->host); + scsi_qla_host_t *ha = shost_priv(sdev->host); struct fc_rport *rport = starget_to_rport(sdev->sdev_target); if (sdev->tagged_supported) @@ -1384,7 +1394,7 @@ static struct isp_operations qla25xx_isp_ops = { .beacon_on = qla24xx_beacon_on, .beacon_off = qla24xx_beacon_off, .beacon_blink = qla24xx_beacon_blink, - .read_optrom = qla24xx_read_optrom_data, + .read_optrom = qla25xx_read_optrom_data, .write_optrom = qla24xx_write_optrom_data, .get_flash_version = qla24xx_get_flash_version, }; @@ -1533,7 +1543,7 @@ iospace_error_exit: static void qla2xxx_scan_start(struct Scsi_Host *shost) { - scsi_qla_host_t *ha = (scsi_qla_host_t *)shost->hostdata; + scsi_qla_host_t *ha = shost_priv(shost); set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); @@ -1543,7 +1553,7 @@ qla2xxx_scan_start(struct Scsi_Host *shost) static int qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time) { - scsi_qla_host_t *ha = (scsi_qla_host_t *)shost->hostdata; + scsi_qla_host_t *ha = shost_priv(shost); if (!ha->host) return 1; @@ -1571,6 +1581,10 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) if (pci_enable_device(pdev)) goto probe_out; + if (pci_find_aer_capability(pdev)) + if (pci_enable_pcie_error_reporting(pdev)) + goto probe_out; + sht = &qla2x00_driver_template; if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 || @@ -1586,7 +1600,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) } /* Clear our data area */ - ha = (scsi_qla_host_t *)host->hostdata; + ha = shost_priv(host); memset(ha, 0, sizeof(scsi_qla_host_t)); ha->pdev = pdev; @@ -2423,7 +2437,6 @@ qla2x00_do_dpc(void *data) if (atomic_read(&fcport->state) != FCS_ONLINE && fcport->login_retry) { - fcport->login_retry--; if (fcport->flags & FCF_FABRIC_DEVICE) { if (fcport->flags & FCF_TAPE_PRESENT) @@ -2439,6 +2452,7 @@ qla2x00_do_dpc(void *data) qla2x00_local_device_login( ha, fcport); + fcport->login_retry--; if (status == QLA_SUCCESS) { fcport->old_loop_id = fcport->loop_id; @@ -2456,6 +2470,8 @@ qla2x00_do_dpc(void *data) } else { fcport->login_retry = 0; } + if (fcport->login_retry == 0) + fcport->loop_id = FC_NO_LOOP_ID; } if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) break; @@ -2814,6 +2830,105 @@ qla2x00_release_firmware(void) up(&qla_fw_lock); } +static pci_ers_result_t +qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) +{ + switch (state) { + case pci_channel_io_normal: + return PCI_ERS_RESULT_CAN_RECOVER; + case pci_channel_io_frozen: + pci_disable_device(pdev); + return PCI_ERS_RESULT_NEED_RESET; + case pci_channel_io_perm_failure: + qla2x00_remove_one(pdev); + return PCI_ERS_RESULT_DISCONNECT; + } + return PCI_ERS_RESULT_NEED_RESET; +} + +static pci_ers_result_t +qla2xxx_pci_mmio_enabled(struct pci_dev *pdev) +{ + int risc_paused = 0; + uint32_t stat; + unsigned long flags; + scsi_qla_host_t *ha = pci_get_drvdata(pdev); + struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; + struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24; + + spin_lock_irqsave(&ha->hardware_lock, flags); + if (IS_QLA2100(ha) || IS_QLA2200(ha)){ + stat = RD_REG_DWORD(®->hccr); + if (stat & HCCR_RISC_PAUSE) + risc_paused = 1; + } else if (IS_QLA23XX(ha)) { + stat = RD_REG_DWORD(®->u.isp2300.host_status); + if (stat & HSR_RISC_PAUSED) + risc_paused = 1; + } else if (IS_FWI2_CAPABLE(ha)) { + stat = RD_REG_DWORD(®24->host_status); + if (stat & HSRX_RISC_PAUSED) + risc_paused = 1; + } + spin_unlock_irqrestore(&ha->hardware_lock, flags); + + if (risc_paused) { + qla_printk(KERN_INFO, ha, "RISC paused -- mmio_enabled, " + "Dumping firmware!\n"); + ha->isp_ops->fw_dump(ha, 0); + + return PCI_ERS_RESULT_NEED_RESET; + } else + return PCI_ERS_RESULT_RECOVERED; +} + +static pci_ers_result_t +qla2xxx_pci_slot_reset(struct pci_dev *pdev) +{ + pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT; + scsi_qla_host_t *ha = pci_get_drvdata(pdev); + + if (pci_enable_device(pdev)) { + qla_printk(KERN_WARNING, ha, + "Can't re-enable PCI device after reset.\n"); + + return ret; + } + pci_set_master(pdev); + + if (ha->isp_ops->pci_config(ha)) + return ret; + + set_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags); + if (qla2x00_abort_isp(ha)== QLA_SUCCESS) + ret = PCI_ERS_RESULT_RECOVERED; + clear_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags); + + return ret; +} + +static void +qla2xxx_pci_resume(struct pci_dev *pdev) +{ + scsi_qla_host_t *ha = pci_get_drvdata(pdev); + int ret; + + ret = qla2x00_wait_for_hba_online(ha); + if (ret != QLA_SUCCESS) { + qla_printk(KERN_ERR, ha, + "the device failed to resume I/O " + "from slot/link_reset"); + } + pci_cleanup_aer_uncorrect_error_status(pdev); +} + +static struct pci_error_handlers qla2xxx_err_handler = { + .error_detected = qla2xxx_pci_error_detected, + .mmio_enabled = qla2xxx_pci_mmio_enabled, + .slot_reset = qla2xxx_pci_slot_reset, + .resume = qla2xxx_pci_resume, +}; + static struct pci_device_id qla2xxx_pci_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) }, @@ -2839,6 +2954,7 @@ static struct pci_driver qla2xxx_pci_driver = { .id_table = qla2xxx_pci_tbl, .probe = qla2x00_probe_one, .remove = __devexit_p(qla2x00_remove_one), + .err_handler = &qla2xxx_err_handler, }; /** |
