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Commit 48be6b18 authored by Tejun Heo's avatar Tejun Heo Committed by Jeff Garzik
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libata-acpi: fix _GTF command protocol for ATAPI devices 



_GTF command is never ATA_PROT_ATAPI_NODATA whether the device is
ATAPI or not.  It's always ATA_PROT_NODATA.

Signed-off-by: default avatarTejun Heo <htejun@gmail.com>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent 3cb7396b

drivers/ata/libata-acpi.c

+1 −2
Original line number Diff line number Diff line
@@ -489,8 +489,7 @@ static void taskfile_load_raw(struct ata_port *ap, 


	/* convert gtf to tf */

	tf.flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE; /* TBD */

	tf.protocol = atadev->class == ATA_DEV_ATAPI ?

		ATA_PROT_ATAPI_NODATA : ATA_PROT_NODATA;

	tf.protocol = ATA_PROT_NODATA;

	tf.feature = gtf->tfa[0];	/* 0x1f1 */

	tf.nsect   = gtf->tfa[1];	/* 0x1f2 */

	tf.lbal    = gtf->tfa[2];	/* 0x1f3 */