diff options
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_dbg.c | 2 | ||||
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_def.h | 5 | ||||
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_os.c | 31 |
3 files changed, 37 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c index 2d5610be2d70..b21adb3d5e67 100644 --- a/drivers/scsi/qla2xxx/qla_dbg.c +++ b/drivers/scsi/qla2xxx/qla_dbg.c @@ -11,7 +11,7 @@ * ---------------------------------------------------------------------- * | Level | Last Value Used | Holes | * ---------------------------------------------------------------------- - * | Module Init and Probe | 0x017d | 0x004b,0x0141 | + * | Module Init and Probe | 0x017d | 0x0141 | * | | | 0x0144,0x0146 | * | | | 0x015b-0x0160 | * | | | 0x016e-0x0170 | diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index c29f4653db18..d9daad7db6ce 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -191,6 +191,11 @@ * reset-recovery completion is * second */ +/* ISP2031: Values for laser on/off */ +#define PORT_0_2031 0x00201340 +#define PORT_1_2031 0x00201350 +#define LASER_ON_2031 0x01800100 +#define LASER_OFF_2031 0x01800180 /* * The ISP2312 v2 chip cannot access the FLASH/GPIO registers via MMIO in an diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 72b94f9ca637..e742890d5d1b 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -240,6 +240,7 @@ static int qla2x00_change_queue_depth(struct scsi_device *, int, int); static int qla2x00_change_queue_type(struct scsi_device *, int); static void qla2x00_clear_drv_active(struct qla_hw_data *); static void qla2x00_free_device(scsi_qla_host_t *); +static void qla83xx_disable_laser(scsi_qla_host_t *vha); struct scsi_host_template qla2xxx_driver_template = { .module = THIS_MODULE, @@ -3177,6 +3178,10 @@ qla2x00_remove_one(struct pci_dev *pdev) qla84xx_put_chip(base_vha); + /* Laser should be disabled only for ISP2031 */ + if (IS_QLA2031(ha)) + qla83xx_disable_laser(base_vha); + /* Disable timer */ if (base_vha->timer_active) qla2x00_stop_timer(base_vha); @@ -5701,6 +5706,32 @@ qla2xxx_pci_resume(struct pci_dev *pdev) ha->flags.eeh_busy = 0; } +static void +qla83xx_disable_laser(scsi_qla_host_t *vha) +{ + uint32_t reg, data, fn; + struct qla_hw_data *ha = vha->hw; + struct device_reg_24xx __iomem *isp_reg = &ha->iobase->isp24; + + /* pci func #/port # */ + ql_dbg(ql_dbg_init, vha, 0x004b, + "Disabling Laser for hba: %p\n", vha); + + fn = (RD_REG_DWORD(&isp_reg->ctrl_status) & + (BIT_15|BIT_14|BIT_13|BIT_12)); + + fn = (fn >> 12); + + if (fn & 1) + reg = PORT_1_2031; + else + reg = PORT_0_2031; + + data = LASER_OFF_2031; + + qla83xx_wr_reg(vha, reg, data); +} + static const struct pci_error_handlers qla2xxx_err_handler = { .error_detected = qla2xxx_pci_error_detected, .mmio_enabled = qla2xxx_pci_mmio_enabled, |
