This is a note to let you know that I've just added the patch titled
drm/radeon: set correct CE ram size for CIK
to the 3.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-radeon-set-correct-ce-ram-size-for-cik.patch
and it can be found in the queue-3.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From dc4edad6530a9b7b66c3d905e2bc06021a05dcad Mon Sep 17 00:00:00 2001
From: Jammy Zhou <Jammy.Zhou@xxxxxxx>
Date: Mon, 3 Nov 2014 08:58:20 -0500
Subject: drm/radeon: set correct CE ram size for CIK
From: Jammy Zhou <Jammy.Zhou@xxxxxxx>
commit dc4edad6530a9b7b66c3d905e2bc06021a05dcad upstream.
CE ram size is 32k/0k/0k for GFX/CS0/CS1 with CIK
Ported from amdgpu driver.
Signed-off-by: Jammy Zhou <Jammy.Zhou@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/radeon/cik.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -3936,8 +3936,8 @@ static int cik_cp_gfx_start(struct radeo
/* init the CE partitions. CE only used for gfx on CIK */
radeon_ring_write(ring, PACKET3(PACKET3_SET_BASE, 2));
radeon_ring_write(ring, PACKET3_BASE_INDEX(CE_PARTITION_BASE));
- radeon_ring_write(ring, 0xc000);
- radeon_ring_write(ring, 0xc000);
+ radeon_ring_write(ring, 0x8000);
+ radeon_ring_write(ring, 0x8000);
/* setup clear context state */
radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
Patches currently in stable-queue which might be from Jammy.Zhou@xxxxxxx are
queue-3.14/drm-radeon-set-correct-ce-ram-size-for-cik.patch
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