From f443675affe3f16dd428e46f0f7fd3f4d703eeab Mon Sep 17 00:00:00 2001
From: Zhenyu Wang <zhenyu.z.wang@intel.com>
Date: Tue, 11 Sep 2007 15:23:57 -0700
Subject: [PATCH] intel_agp: fix stolen mem range on G33

G33 GTT stolen memory is below graphics data stolen memory and be seperate,
so don't subtract it in stolen mem counting.

Signed-off-by: Zhenyu Wang <zhenyu.z.wang@intel.com>
Acked-by: Dave Airlie <airlied@linux.ie>
Cc: Dave Jones <davej@codemonkey.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 drivers/char/agp/intel-agp.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 2c9ca2c6462..581f9222a9d 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -506,6 +506,11 @@ static void intel_i830_init_gtt_entries(void)
 			break;
 		}
 	} else {
+		/* G33's GTT stolen memory is separate from gfx data
+		 * stolen memory.
+		 */
+		if (IS_G33)
+			size = 0;
 		switch (gmch_ctrl & I830_GMCH_GMS_MASK) {
 		case I855_GMCH_GMS_STOLEN_1M:
 			gtt_entries = MB(1) - KB(size);
-- 
2.20.1