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Commit 046c9ec2 authored by Adam Radford's avatar Adam Radford Committed by James Bottomley
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[SCSI] megaraid_sas: Add 4k FastPath DIF support 



The following patch for megaraid_sas will allow Fastpath T10PI/DIF
frame builds to work with 4k sector size.

Signed-off-by: default avatarAdam Radford <aradford@gmail.com>
Signed-off-by: default avatarJames Bottomley <JBottomley@Parallels.com>
parent f356bef1

drivers/scsi/megaraid/megaraid_sas_fusion.c

+1 −1
Original line number Diff line number Diff line
@@ -1206,7 +1206,7 @@ megasas_set_pd_lba(struct MPI2_RAID_SCSI_IO_REQUEST *io_request, u8 cdb_len, 
				MPI2_SCSIIO_EEDPFLAGS_INSERT_OP;

		}

		io_request->Control |= (0x4 << 26);

		io_request->EEDPBlockSize = MEGASAS_EEDPBLOCKSIZE;

		io_request->EEDPBlockSize = scp->device->sector_size;

	} else {

		/* Some drives don't support 16/12 byte CDB's, convert to 10 */

		if (((cdb_len == 12) || (cdb_len == 16)) &&

drivers/scsi/megaraid/megaraid_sas_fusion.h

+0 −1
Original line number Diff line number Diff line
@@ -61,7 +61,6 @@ 
#define MEGASAS_SCSI_ADDL_CDB_LEN                   0x18

#define MEGASAS_RD_WR_PROTECT_CHECK_ALL		    0x20

#define MEGASAS_RD_WR_PROTECT_CHECK_NONE	    0x60

#define MEGASAS_EEDPBLOCKSIZE			    512



/*

 * Raid context flags