Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

1 files changed, 13 insertions, 17 deletions

diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 310e497b583..c8d0e871599 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -670,8 +670,8 @@ static void cdrom_buffer_sectors (ide_drive_t *drive, unsigned long sector,
  * and attempt to recover if there are problems.  Returns  0 if everything's
  * ok; nonzero if the request has been terminated.
  */
-static
-int ide_cd_check_ireason(ide_drive_t *drive, int len, int ireason, int rw)
+static int ide_cd_check_ireason(ide_drive_t *drive, struct request *rq,
+				int len, int ireason, int rw)
 {
 	/*
 	 * ireason == 0: the drive wants to receive data from us
@@ -701,6 +701,9 @@ int ide_cd_check_ireason(ide_drive_t *drive, int len, int ireason, int rw)
 				drive->name, __FUNCTION__, ireason);
 	}
 
+	if (rq->cmd_type == REQ_TYPE_ATA_PC)
+		rq->cmd_flags |= REQ_FAILED;
+
 	cdrom_end_request(drive, 0);
 	return -1;
 }
@@ -1071,11 +1074,11 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
 	/*
 	 * check which way to transfer data
 	 */
-	if (blk_fs_request(rq) || blk_pc_request(rq)) {
-		if (ide_cd_check_ireason(drive, len, ireason, write))
-			return ide_stopped;
+	if (ide_cd_check_ireason(drive, rq, len, ireason, write))
+		return ide_stopped;
 
-		if (blk_fs_request(rq) && write == 0) {
+	if (blk_fs_request(rq)) {
+		if (write == 0) {
 			int nskip;
 
 			if (ide_cd_check_transfer_size(drive, len)) {
@@ -1101,16 +1104,9 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
 	if (ireason == 0) {
 		write = 1;
 		xferfunc = HWIF(drive)->atapi_output_bytes;
-	} else if (ireason == 2 || (ireason == 1 &&
-		   (blk_fs_request(rq) || blk_pc_request(rq)))) {
+	} else {
 		write = 0;
 		xferfunc = HWIF(drive)->atapi_input_bytes;
-	} else {
-		printk(KERN_ERR "%s: %s: The drive "
-				"appears confused (ireason = 0x%02x). "
-				"Trying to recover by ending request.\n",
-				drive->name, __FUNCTION__, ireason);
-		goto end_request;
 	}
 
 	/*
@@ -1182,11 +1178,10 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
 			else
 				rq->data += blen;
 		}
+		if (!write && blk_sense_request(rq))
+			rq->sense_len += blen;
 	}
 
-	if (write && blk_sense_request(rq))
-		rq->sense_len += thislen;
-
 	/*
 	 * pad, if necessary
 	 */
@@ -1931,6 +1926,7 @@ static const struct cd_list_entry ide_cd_quirks_list[] = {
 	{ "MATSHITADVD-ROM SR-8186", NULL,   IDE_CD_FLAG_PLAY_AUDIO_OK	    },
 	{ "MATSHITADVD-ROM SR-8176", NULL,   IDE_CD_FLAG_PLAY_AUDIO_OK	    },
 	{ "MATSHITADVD-ROM SR-8174", NULL,   IDE_CD_FLAG_PLAY_AUDIO_OK	    },
+	{ "Optiarc DVD RW AD-5200A", NULL,   IDE_CD_FLAG_PLAY_AUDIO_OK      },
 	{ NULL, NULL, 0 }
 };