diff options
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/megaraid/megaraid_sas_base.c | 67 |
1 files changed, 46 insertions, 21 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index 8588202..b84756c 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -2670,17 +2670,6 @@ blk_eh_timer_return megasas_reset_timer(struct scsi_cmnd *scmd) } /** - * megasas_reset_device - Device reset handler entry point - */ -static int megasas_reset_device(struct scsi_cmnd *scmd) -{ - /* - * First wait for all commands to complete - */ - return megasas_generic_reset(scmd); -} - -/** * megasas_reset_bus_host - Bus & host reset handler entry point */ static int megasas_reset_bus_host(struct scsi_cmnd *scmd) @@ -2702,6 +2691,50 @@ static int megasas_reset_bus_host(struct scsi_cmnd *scmd) } /** + * megasas_task_abort - Issues task abort request to firmware + * (supported only for fusion adapters) + * @scmd: SCSI command pointer + */ +static int megasas_task_abort(struct scsi_cmnd *scmd) +{ + int ret; + struct megasas_instance *instance; + + instance = (struct megasas_instance *)scmd->device->host->hostdata; + + if (instance->ctrl_context) + ret = megasas_task_abort_fusion(scmd); + else { + sdev_printk(KERN_NOTICE, scmd->device, "TASK ABORT not supported\n"); + ret = FAILED; + } + + return ret; +} + +/** + * megasas_reset_target: Issues target reset request to firmware + * (supported only for fusion adapters) + * @scmd: SCSI command pointer + */ +static int megasas_reset_target(struct scsi_cmnd *scmd) +{ + int ret; + struct megasas_instance *instance; + + instance = (struct megasas_instance *)scmd->device->host->hostdata; + + if (instance->ctrl_context) + ret = megasas_reset_target_fusion(scmd); + else { + sdev_printk(KERN_NOTICE, scmd->device, "TARGET RESET not supported\n"); + ret = FAILED; + } + + return ret; +} + +/** * megasas_bios_param - Returns disk geometry for a disk * @sdev: device handle * @bdev: block device @@ -2969,8 +3002,8 @@ static struct scsi_host_template megasas_template = { .slave_alloc = megasas_slave_alloc, .slave_destroy = megasas_slave_destroy, .queuecommand = megasas_queue_command, - .eh_device_reset_handler = megasas_reset_device, - .eh_bus_reset_handler = megasas_reset_bus_host, + .eh_target_reset_handler = megasas_reset_target, + .eh_abort_handler = megasas_task_abort, .eh_host_reset_handler = megasas_reset_bus_host, .eh_timed_out = megasas_reset_timer, .shost_attrs = megaraid_host_attrs, @@ -5598,14 +5631,6 @@ static int megasas_io_attach(struct megasas_instance *instance) host->max_lun = MEGASAS_MAX_LUN; host->max_cmd_len = 16; - /* Fusion only supports host reset */ - if (instance->ctrl_context) { - host->hostt->eh_device_reset_handler = NULL; - host->hostt->eh_bus_reset_handler = NULL; - host->hostt->eh_target_reset_handler = megasas_reset_target_fusion; - host->hostt->eh_abort_handler = megasas_task_abort_fusion; - } - /* * Notify the mid-layer about the new controller */ |