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path: root/drivers/ide/ide-atapi.c
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Diffstat (limited to 'drivers/ide/ide-atapi.c')
-rw-r--r--drivers/ide/ide-atapi.c21
1 files changed, 8 insertions, 13 deletions
diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c
index a359323d8ffe..7201b176d75b 100644
--- a/drivers/ide/ide-atapi.c
+++ b/drivers/ide/ide-atapi.c
@@ -254,15 +254,13 @@ EXPORT_SYMBOL_GPL(ide_cd_get_xferlen);
254 254
255void ide_read_bcount_and_ireason(ide_drive_t *drive, u16 *bcount, u8 *ireason) 255void ide_read_bcount_and_ireason(ide_drive_t *drive, u16 *bcount, u8 *ireason)
256{ 256{
257 struct ide_cmd cmd; 257 struct ide_taskfile tf;
258 258
259 memset(&cmd, 0, sizeof(cmd)); 259 drive->hwif->tp_ops->tf_read(drive, &tf, IDE_VALID_NSECT |
260 cmd.valid.in.tf = IDE_VALID_LBAH | IDE_VALID_LBAM | IDE_VALID_NSECT; 260 IDE_VALID_LBAM | IDE_VALID_LBAH);
261 261
262 drive->hwif->tp_ops->tf_read(drive, &cmd); 262 *bcount = (tf.lbah << 8) | tf.lbam;
263 263 *ireason = tf.nsect & 3;
264 *bcount = (cmd.tf.lbah << 8) | cmd.tf.lbam;
265 *ireason = cmd.tf.nsect & 3;
266} 264}
267EXPORT_SYMBOL_GPL(ide_read_bcount_and_ireason); 265EXPORT_SYMBOL_GPL(ide_read_bcount_and_ireason);
268 266
@@ -452,14 +450,11 @@ static void ide_init_packet_cmd(struct ide_cmd *cmd, u8 valid_tf,
452 450
453static u8 ide_read_ireason(ide_drive_t *drive) 451static u8 ide_read_ireason(ide_drive_t *drive)
454{ 452{
455 struct ide_cmd cmd; 453 struct ide_taskfile tf;
456
457 memset(&cmd, 0, sizeof(cmd));
458 cmd.valid.in.tf = IDE_VALID_NSECT;
459 454
460 drive->hwif->tp_ops->tf_read(drive, &cmd); 455 drive->hwif->tp_ops->tf_read(drive, &tf, IDE_VALID_NSECT);
461 456
462 return cmd.tf.nsect & 3; 457 return tf.nsect & 3;
463} 458}
464 459
465static u8 ide_wait_ireason(ide_drive_t *drive, u8 ireason) 460static u8 ide_wait_ireason(ide_drive_t *drive, u8 ireason)