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Commit f5b63206 authored by Kevin Barnett's avatar Kevin Barnett Committed by Martin K. Petersen
Browse files

scsi: smartpqi: map more raid errors to SCSI errors 



enhance mapping of RAID path errors to Linux SCSI host
error codes.

Reviewed-by: default avatarScott Benesh <scott.benesh@microsemi.com>
Signed-off-by: default avatarKevin Barnett <kevin.barnett@microsemi.com>
Signed-off-by: default avatarDon Brace <don.brace@microsemi.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 37b36847

drivers/scsi/smartpqi/smartpqi_init.c

+31 −1
Original line number Diff line number Diff line
@@ -2441,13 +2441,43 @@ static void pqi_process_raid_io_error(struct pqi_io_request *io_request) 
	scsi_status = error_info->status;

	host_byte = DID_OK;



	if (error_info->data_out_result == PQI_DATA_IN_OUT_UNDERFLOW) {

	switch (error_info->data_out_result) {

	case PQI_DATA_IN_OUT_GOOD:

		break;

	case PQI_DATA_IN_OUT_UNDERFLOW:

		xfer_count =

			get_unaligned_le32(&error_info->data_out_transferred);

		residual_count = scsi_bufflen(scmd) - xfer_count;

		scsi_set_resid(scmd, residual_count);

		if (xfer_count < scmd->underflow)

			host_byte = DID_SOFT_ERROR;

		break;

	case PQI_DATA_IN_OUT_UNSOLICITED_ABORT:

	case PQI_DATA_IN_OUT_ABORTED:

		host_byte = DID_ABORT;

		break;

	case PQI_DATA_IN_OUT_TIMEOUT:

		host_byte = DID_TIME_OUT;

		break;

	case PQI_DATA_IN_OUT_BUFFER_OVERFLOW:

	case PQI_DATA_IN_OUT_PROTOCOL_ERROR:

	case PQI_DATA_IN_OUT_BUFFER_ERROR:

	case PQI_DATA_IN_OUT_BUFFER_OVERFLOW_DESCRIPTOR_AREA:

	case PQI_DATA_IN_OUT_BUFFER_OVERFLOW_BRIDGE:

	case PQI_DATA_IN_OUT_ERROR:

	case PQI_DATA_IN_OUT_HARDWARE_ERROR:

	case PQI_DATA_IN_OUT_PCIE_FABRIC_ERROR:

	case PQI_DATA_IN_OUT_PCIE_COMPLETION_TIMEOUT:

	case PQI_DATA_IN_OUT_PCIE_COMPLETER_ABORT_RECEIVED:

	case PQI_DATA_IN_OUT_PCIE_UNSUPPORTED_REQUEST_RECEIVED:

	case PQI_DATA_IN_OUT_PCIE_ECRC_CHECK_FAILED:

	case PQI_DATA_IN_OUT_PCIE_UNSUPPORTED_REQUEST:

	case PQI_DATA_IN_OUT_PCIE_ACS_VIOLATION:

	case PQI_DATA_IN_OUT_PCIE_TLP_PREFIX_BLOCKED:

	case PQI_DATA_IN_OUT_PCIE_POISONED_MEMORY_READ:

	default:

		host_byte = DID_ERROR;

		break;

	}



	sense_data_length = get_unaligned_le16(&error_info->sense_data_length);