Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 16046320 authored by K. Y. Srinivasan's avatar K. Y. Srinivasan Committed by Greg Kroah-Hartman
Browse files

Staging: hv: storvsc: Introduce defines for srb status codes 



Introduce defines for srb status codes.

Signed-off-by: default avatarK. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent c77b63b6

drivers/staging/hv/storvsc_drv.c

+16 −5
Original line number Diff line number Diff line
@@ -257,6 +257,16 @@ enum storvsc_request_type { 
	UNKNOWN_TYPE,

};



/*

 * SRB status codes and masks; a subset of the codes used here.

 */



#define SRB_STATUS_AUTOSENSE_VALID	0x80

#define SRB_STATUS_INVALID_LUN	0x20

#define SRB_STATUS_SUCCESS	0x01

#define SRB_STATUS_ERROR	0x04







struct hv_storvsc_request {

	struct hv_device *device;
@@ -561,7 +571,7 @@ static void storvsc_on_io_completion(struct hv_device *device, 
	if ((stor_pkt->vm_srb.cdb[0] == INQUIRY) ||

		(stor_pkt->vm_srb.cdb[0] == MODE_SENSE)) {

		vstor_packet->vm_srb.scsi_status = 0;

		vstor_packet->vm_srb.srb_status = 0x1;

		vstor_packet->vm_srb.srb_status = SRB_STATUS_SUCCESS;

	}
@@ -572,7 +582,7 @@ static void storvsc_on_io_completion(struct hv_device *device, 
	vstor_packet->vm_srb.sense_info_length;



	if (vstor_packet->vm_srb.scsi_status != 0 ||

		vstor_packet->vm_srb.srb_status != 1){

		vstor_packet->vm_srb.srb_status != SRB_STATUS_SUCCESS){

		dev_warn(&device->device,

			 "cmd 0x%x scsi status 0x%x srb status 0x%x\n",

			 stor_pkt->vm_srb.cdb[0],
@@ -582,7 +592,8 @@ static void storvsc_on_io_completion(struct hv_device *device, 


	if ((vstor_packet->vm_srb.scsi_status & 0xFF) == 0x02) {

		/* CHECK_CONDITION */

		if (vstor_packet->vm_srb.srb_status & 0x80) {

		if (vstor_packet->vm_srb.srb_status &

			SRB_STATUS_AUTOSENSE_VALID) {

			/* autosense data available */

			dev_warn(&device->device,

				 "stor pkt %p autosense data valid - len %d\n",
@@ -1191,7 +1202,7 @@ static void storvsc_command_completion(struct hv_storvsc_request *request) 
	 * error recovery strategies would have already been

	 * deployed on the host side.

	 */

	if (vm_srb->srb_status == 0x4)

	if (vm_srb->srb_status == SRB_STATUS_ERROR)

		scmnd->result = DID_TARGET_FAILURE << 16;

	else

		scmnd->result = vm_srb->scsi_status;
@@ -1199,7 +1210,7 @@ static void storvsc_command_completion(struct hv_storvsc_request *request) 
	/*

	 * If the LUN is invalid; remove the device.

	 */

	if (vm_srb->srb_status == 0x20) {

	if (vm_srb->srb_status == SRB_STATUS_INVALID_LUN) {

		struct storvsc_device *stor_dev;

		struct hv_device *dev = host_dev->dev;

		struct Scsi_Host *host;