[PATCH 3.14 038/122] drm/radeon: set correct CE ram size for CIK

From: Greg Kroah-Hartman
Date: Wed Nov 19 2014 - 16:59:56 EST

3.14-stable review patch. If anyone has any objections, please let me know.


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));

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