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authorTejun Heo <htejun@gmail.com>2006-06-17 10:49:55 +0400
committerJeff Garzik <jeff@garzik.org>2006-06-20 12:59:22 +0400
commit27e4b2745443cef67220da9a4f5f71b1c5f72442 (patch)
tree473afba54188a535a6ab3e4bfe36f7a9ed2a62ba /drivers
parente6faf082cd75d6dcdcf89258ddf40c6855df87a1 (diff)
downloadlinux-27e4b2745443cef67220da9a4f5f71b1c5f72442.tar.xz
[PATCH] sata_nv: simplify constants
Simplify interrupt constants and make NFORCE3 equal to NFORCE2. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/scsi/sata_nv.c31
1 files changed, 12 insertions, 19 deletions
diff --git a/drivers/scsi/sata_nv.c b/drivers/scsi/sata_nv.c
index e9c4547723c8..1cb7b44cb660 100644
--- a/drivers/scsi/sata_nv.c
+++ b/drivers/scsi/sata_nv.c
@@ -54,28 +54,21 @@ enum {
NV_PORT0_SCR_REG_OFFSET = 0x00,
NV_PORT1_SCR_REG_OFFSET = 0x40,
+ /* INT_STATUS/ENABLE */
NV_INT_STATUS = 0x10,
- NV_INT_STATUS_CK804 = 0x440,
- NV_INT_STATUS_PDEV_INT = 0x01,
- NV_INT_STATUS_PDEV_PM = 0x02,
- NV_INT_STATUS_PDEV_ADDED = 0x04,
- NV_INT_STATUS_PDEV_REMOVED = 0x08,
- NV_INT_STATUS_SDEV_INT = 0x10,
- NV_INT_STATUS_SDEV_PM = 0x20,
- NV_INT_STATUS_SDEV_ADDED = 0x40,
- NV_INT_STATUS_SDEV_REMOVED = 0x80,
-
NV_INT_ENABLE = 0x11,
+ NV_INT_STATUS_CK804 = 0x440,
NV_INT_ENABLE_CK804 = 0x441,
- NV_INT_ENABLE_PDEV_MASK = 0x01,
- NV_INT_ENABLE_PDEV_PM = 0x02,
- NV_INT_ENABLE_PDEV_ADDED = 0x04,
- NV_INT_ENABLE_PDEV_REMOVED = 0x08,
- NV_INT_ENABLE_SDEV_MASK = 0x10,
- NV_INT_ENABLE_SDEV_PM = 0x20,
- NV_INT_ENABLE_SDEV_ADDED = 0x40,
- NV_INT_ENABLE_SDEV_REMOVED = 0x80,
+ /* INT_STATUS/ENABLE bits */
+ NV_INT_DEV = 0x01,
+ NV_INT_PM = 0x02,
+ NV_INT_ADDED = 0x04,
+ NV_INT_REMOVED = 0x08,
+
+ NV_INT_PORT_SHIFT = 4, /* each port occupies 4 bits */
+
+ /* INT_CONFIG */
NV_INT_CONFIG = 0x12,
NV_INT_CONFIG_METHD = 0x01, // 0 = INT, 1 = SMI
@@ -94,7 +87,7 @@ enum nv_host_type
{
GENERIC,
NFORCE2,
- NFORCE3,
+ NFORCE3 = NFORCE2, /* NF2 == NF3 as far as sata_nv is concerned */
CK804
};