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authorAvri Altman <avri.altman@wdc.com>2018-10-07 17:30:39 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2018-10-10 23:09:47 -0400
commite77044c5a8422e4e139f0a2ac5d49f4075779594 (patch)
treeec23493895bb8c555fb4a876cf3c3d324fa54955 /include/uapi/scsi
parentscsi: ufs-bsg: Add support for raw upiu in ufs_bsg_request() (diff)
downloadlinux-dev-e77044c5a8422e4e139f0a2ac5d49f4075779594.tar.xz
linux-dev-e77044c5a8422e4e139f0a2ac5d49f4075779594.zip
scsi: ufs-bsg: Add support for uic commands in ufs_bsg_request()
Make ufshcd_send_uic_cmd() public for that. Signed-off-by: Avri Altman <avri.altman@wdc.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Bart Van Assche <Bart.VanAssche@wdc.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include/uapi/scsi')
-rw-r--r--include/uapi/scsi/scsi_bsg_ufs.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/uapi/scsi/scsi_bsg_ufs.h b/include/uapi/scsi/scsi_bsg_ufs.h
index e426204ec15c..1b25930688bc 100644
--- a/include/uapi/scsi/scsi_bsg_ufs.h
+++ b/include/uapi/scsi/scsi_bsg_ufs.h
@@ -13,6 +13,9 @@
*/
#define UFS_CDB_SIZE 16
+#define UPIU_TRANSACTION_UIC_CMD 0x1F
+/* uic commands are 4DW long, per UFSHCI V2.1 paragraph 5.6.1 */
+#define UIC_CMD_SIZE (sizeof(u32) * 4)
/**
* struct utp_upiu_header - UPIU header structure