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authorJeff Garzik <jeff@garzik.org>2007-10-31 12:27:57 +0100
committerJeff Garzik <jeff@garzik.org>2007-11-03 13:46:28 +0100
commit9465d5324834f1e99c1343b7bbdc5e6ac8c83f87 (patch)
tree25f74397534df87680ec730d9ccf0c24865efc6f /drivers/ata/sata_fsl.c
parentata/sata_fsl: Kill ata_sg_is_last() (diff)
downloadlinux-9465d5324834f1e99c1343b7bbdc5e6ac8c83f87.tar.xz
linux-9465d5324834f1e99c1343b7bbdc5e6ac8c83f87.zip
ata/sata_fsl: Remove unnecessary SCR cases
SCRs in the driver map to the standard values found in include/linux/ata.h, so no need for individual scr_read/scr_write case statements duplicating the natural value. Signed-off-by: Jeff Garzik <jeff@garzik.org> Signed-off-by: Li Yang <leoli@freescale.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/ata/sata_fsl.c')
-rw-r--r--drivers/ata/sata_fsl.c16
1 files changed, 2 insertions, 14 deletions
diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c
index 9e99cc88340f..e04fb75e58fb 100644
--- a/drivers/ata/sata_fsl.c
+++ b/drivers/ata/sata_fsl.c
@@ -472,16 +472,10 @@ static int sata_fsl_scr_write(struct ata_port *ap, unsigned int sc_reg_in,
switch (sc_reg_in) {
case SCR_STATUS:
- sc_reg = 0;
- break;
case SCR_ERROR:
- sc_reg = 1;
- break;
case SCR_CONTROL:
- sc_reg = 2;
- break;
case SCR_ACTIVE:
- sc_reg = 3;
+ sc_reg = sc_reg_in;
break;
default:
return -EINVAL;
@@ -502,16 +496,10 @@ static int sata_fsl_scr_read(struct ata_port *ap, unsigned int sc_reg_in,
switch (sc_reg_in) {
case SCR_STATUS:
- sc_reg = 0;
- break;
case SCR_ERROR:
- sc_reg = 1;
- break;
case SCR_CONTROL:
- sc_reg = 2;
- break;
case SCR_ACTIVE:
- sc_reg = 3;
+ sc_reg = sc_reg_in;
break;
default:
return -EINVAL;