linux-kernel - [PATCH 3.17 065/141] drm/radeon: set correct CE ram size for CIK

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Date:	Wed, 19 Nov 2014 12:51:28 -0800
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	linux-kernel@...r.kernel.org
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	stable@...r.kernel.org, Jammy Zhou <Jammy.Zhou@....com>,
	Alex Deucher <alexander.deucher@....com>
Subject: [PATCH 3.17 065/141] drm/radeon: set correct CE ram size for CIK

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

------------------

From: Jammy Zhou <Jammy.Zhou@....com>

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@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 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
@@ -4315,8 +4315,8 @@ 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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