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Commit 52a32205 authored Mar 25, 2006 by Albert Lee Committed by Jeff Garzik Mar 29, 2006

[PATCH] libata-dev: wait idle after reading the last data block



Some CD-ROM drives are slow to clear DRQ, after the last data block
is read by PIO. Use ata_wait_idle() after reading the last data block.

Signed-off-by: Albert Lee <albertcc@tw.ibm.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

parent 71601958

drivers/scsi/libata-core.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -3710,7 +3710,7 @@ static int ata_hsm_move(struct ata_port ap, struct ata_queued_cmd qc,
	(!(qc->tf.flags & ATA_TFLAG_WRITE))) {		(!(qc->tf.flags & ATA_TFLAG_WRITE))) {
	/* all data read */		/* all data read */
	ata_altstatus(ap);		ata_altstatus(ap);
	status = ata_chk_status(ap);		status = ata_wait_idle(ap);
	goto fsm_start;		goto fsm_start;
	}		}
	}		}