linux-kernel - [151/165] drm/radeon/kms: fix tile_config value reported to userspace

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Date:	Wed, 01 Jun 2011 17:12:01 +0900
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...nel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Dave Airlie <airlied@...hat.com>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: [151/165] drm/radeon/kms: fix tile_config value reported to userspace

2.6.39-stable review patch.  If anyone has any objections, please let us know.

------------------
 on cayman.
Content-Length: 987
Lines: 27

From: Dave Airlie <airlied@...hat.com>

commit cde5083b051e9c66c99a8764aefbc13349e7730d upstream.

cayman is reporting the wrong tile config value to userspace, this
causes piglit mipmap generation tests to fail.

Reviewed-by: Alex Deucher <alexdeucher@...il.com>
Signed-off-by: Dave Airlie <airlied@...hat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 drivers/gpu/drm/radeon/ni.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -829,7 +829,7 @@ static void cayman_gpu_init(struct radeo
 	rdev->config.cayman.tile_config |=
 		((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) << 4;
 	rdev->config.cayman.tile_config |=
-		(gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT;
+		((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8;
 	rdev->config.cayman.tile_config |=
 		((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12;
 


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