Konstantin Belousov found an error in the define of G4x_GMCH_SIZE_VT_2M
relative to the GMCH specs, and confirmed that indeed one of his users
with a Q45 reports 0xb not 0xc for a 2/2MiB GATT.

Signed-off-by: Chris Wilson <[email protected]>
Cc: Konstantin Belousov <[email protected]>
Cc: Daniel Vetter <[email protected]>
---
 drivers/char/agp/intel-agp.h |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/char/agp/intel-agp.h b/drivers/char/agp/intel-agp.h
index 999803c..23d9f5d 100644
--- a/drivers/char/agp/intel-agp.h
+++ b/drivers/char/agp/intel-agp.h
@@ -90,9 +90,10 @@
 #define G4x_GMCH_SIZE_MASK     (0xf << 8)
 #define G4x_GMCH_SIZE_1M       (0x1 << 8)
 #define G4x_GMCH_SIZE_2M       (0x3 << 8)
-#define G4x_GMCH_SIZE_VT_1M    (0x9 << 8)
-#define G4x_GMCH_SIZE_VT_1_5M  (0xa << 8)
-#define G4x_GMCH_SIZE_VT_2M    (0xc << 8)
+#define G4x_GMCH_SIZE_VT_EN    (0x8 << 8)
+#define G4x_GMCH_SIZE_VT_1M    (G4x_GMCH_SIZE_1M | G4x_GMCH_SIZE_VT_EN)
+#define G4x_GMCH_SIZE_VT_1_5M  (0x2 | G4x_GMCH_SIZE_VT_EN) /* no nonVT equiv */
+#define G4x_GMCH_SIZE_VT_2M    (G4x_GMCH_SIZE_2M | G4x_GMCH_SIZE_VT_EN)
 
 #define GFX_FLSH_CNTL          0x2170 /* 915+ */
 
-- 
1.7.5.4

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