aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorDave Airlie <airlied@linux.ie>2007-09-18 22:46:35 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-09-19 11:24:18 -0700
commite67aa27a6179c287983c6c525beb5320f5cd1672 (patch)
tree4fd27069e930a43db802b2340bfdafe4231bfcb9
parent8c8bd037e5bd7bbc3c82b74cbed4da1ddc3fe8de (diff)
downloadlinux-linaro-e67aa27a6179c287983c6c525beb5320f5cd1672.tar.gz
intel-agp: Fix i830 mask variable that changed with G33 support
The mask on i830 should be 0x70 always, later chips 0xF0 should be okay. Signed-off-by: Dave Airlie <airlied@linux.ie> Acked-by: Zhenyu Wang <zhenyu.z.wang@intel.com> Cc: Michael Haas <laga@laga.ath.cx> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/char/agp/agp.h3
-rw-r--r--drivers/char/agp/intel-agp.c2
2 files changed, 3 insertions, 2 deletions
diff --git a/drivers/char/agp/agp.h b/drivers/char/agp/agp.h
index 35ab1a9f8e8..8955e7ff759 100644
--- a/drivers/char/agp/agp.h
+++ b/drivers/char/agp/agp.h
@@ -176,7 +176,7 @@ struct agp_bridge_data {
#define I830_GMCH_MEM_MASK 0x1
#define I830_GMCH_MEM_64M 0x1
#define I830_GMCH_MEM_128M 0
-#define I830_GMCH_GMS_MASK 0xF0
+#define I830_GMCH_GMS_MASK 0x70
#define I830_GMCH_GMS_DISABLED 0x00
#define I830_GMCH_GMS_LOCAL 0x10
#define I830_GMCH_GMS_STOLEN_512 0x20
@@ -190,6 +190,7 @@ struct agp_bridge_data {
#define INTEL_I830_ERRSTS 0x92
/* Intel 855GM/852GM registers */
+#define I855_GMCH_GMS_MASK 0xF0
#define I855_GMCH_GMS_STOLEN_0M 0x0
#define I855_GMCH_GMS_STOLEN_1M (0x1 << 4)
#define I855_GMCH_GMS_STOLEN_4M (0x2 << 4)
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 7c69bf259ca..a5d0e95a227 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -511,7 +511,7 @@ static void intel_i830_init_gtt_entries(void)
*/
if (IS_G33)
size = 0;
- switch (gmch_ctrl & I830_GMCH_GMS_MASK) {
+ switch (gmch_ctrl & I855_GMCH_GMS_MASK) {
case I855_GMCH_GMS_STOLEN_1M:
gtt_entries = MB(1) - KB(size);
break;