From: Alex Deucher <alexander.deucher@amd.com>
Date: Tue, 17 Jan 2012 22:06:18 +0000 (-0500)
Subject: r200: fix fog coordinate emit
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=afdd6f8c34705eae5048da03329750836bcecf44;p=mesa.git

r200: fix fog coordinate emit

Noticed by dungeon on phoronix:
http://phoronix.com/forums/showthread.php?65408-Radeon-R100-R200-Mesa-Driver-Sees-Attention&p=247018#post247018

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

Note: this is a candidate for the stable branches.
---

diff --git a/src/mesa/drivers/dri/r200/r200_maos_arrays.c b/src/mesa/drivers/dri/r200/r200_maos_arrays.c
index b62290231b9..dee73035106 100644
--- a/src/mesa/drivers/dri/r200/r200_maos_arrays.c
+++ b/src/mesa/drivers/dri/r200/r200_maos_arrays.c
@@ -83,7 +83,7 @@ static void r200_emit_vecfog(struct gl_context *ctx, struct radeon_aos *aos,
 		count = 1;
 		aos->stride = 0;
 	} else {
-		radeonAllocDmaRegion(rmesa, &aos->bo, &aos->offset, size * 4, 32);
+		radeonAllocDmaRegion(rmesa, &aos->bo, &aos->offset, size * count * 4, 32);
 		aos->stride = size;
 	}