ide: remove clearing bmdma status from cdrom_decode_status() (rev #4)

patch 2/2:
  Remove clearing bmdma status from cdrom_decode_status() since ATA devices
  might need it as well.

  (http://lkml.org/lkml/2006/12/4/201 and http://lkml.org/lkml/2006/11/15/94)

Signed-off-by: Albert Lee <albertcc@tw.ibm.com>
Cc: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: "Adam W. Hawks" <awhawks@us.ibm.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

1 files changed, 0 insertions, 7 deletions

diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 21f4ae2b7176..a2bde80b5402 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -687,15 +687,8 @@ static void ide_dump_status_no_sense(ide_drive_t *drive, const char *msg, u8 sta
 static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
 {
         struct request *rq = HWGROUP(drive)->rq;
-        ide_hwif_t *hwif = HWIF(drive);
         int stat, err, sense_key;
         
-        /* We may have bogus DMA interrupts in PIO state here */
-        if (HWIF(drive)->dma_status && hwif->atapi_irq_bogon) {
-                stat = hwif->INB(hwif->dma_status);
-                /* Should we force the bit as well ? */
-                hwif->OUTB(stat, hwif->dma_status);
-        }
         /* Check for errors. */
         stat = HWIF(drive)->INB(IDE_STATUS_REG);
         if (stat_ret)