pata_it821x: use raw nbytes in check_atapi_dma

pata_it821x needs to look at raw request size in check_atapi_dma().

Signed-off-by: Tejun Heo <htejun@gmail.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c
index 109ddd42c266ba0447b42b801dbee853b9ca16a5..257951d03dbbffbb90520e66c96421dd2f15b148 100644 (file)
--- a/drivers/ata/pata_it821x.c
+++ b/drivers/ata/pata_it821x.c
@@ -564,7 +564,7 @@ static int it821x_check_atapi_dma(struct ata_queued_cmd *qc)
        struct it821x_dev *itdev = ap->private_data;
 
        /* Only use dma for transfers to/from the media. */
-       if (qc->nbytes < 2048)
+       if (ata_qc_raw_nbytes(qc) < 2048)
                return -EOPNOTSUPP;
 
        /* No ATAPI DMA in smart mode */