ide-disk: guarantee 400ns delay after writing command register

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index 7b4f677..424207e 100644 (file)
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -248,6 +248,7 @@ static ide_startstop_t __ide_do_rw_disk(ide_drive_t *drive, struct request *rq,
                }
 
                hwif->OUTBSYNC(drive, command, IDE_COMMAND_REG);
+               ndelay(400);    /* FIXME */
 
                return pre_task_out_intr(drive, rq);
        }