[SCSI] aic79xx: convert to use the data buffer accessors

- remove the unnecessary map_single path.

- convert to use the new accessors for the sg lists and the
parameters.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.h b/drivers/scsi/aic7xxx/aic79xx_osm.h
index ad9761b237dc..853998be1474 100644
--- a/drivers/scsi/aic7xxx/aic79xx_osm.h
+++ b/drivers/scsi/aic7xxx/aic79xx_osm.h
@@ -781,7 +781,7 @@ int ahd_get_transfer_dir(struct scb *scb)
 static __inline
 void ahd_set_residual(struct scb *scb, u_long resid)
 {
-        scb->io_ctx->resid = resid;
+        scsi_set_resid(scb->io_ctx, resid);
 }
 
 static __inline
@@ -793,7 +793,7 @@ void ahd_set_sense_residual(struct scb *scb, u_long resid)
 static __inline
 u_long ahd_get_residual(struct scb *scb)
 {
-        return (scb->io_ctx->resid);
+        return scsi_get_resid(scb->io_ctx);
 }
 
 static __inline