linux-kernel - [PATCH 3.16.y-ckt 177/254] drm/radeon: set correct CE ram size for CIK

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Date:	Tue, 25 Nov 2014 10:38:47 +0000
From:	Luis Henriques <luis.henriques@...onical.com>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	kernel-team@...ts.ubuntu.com
Cc:	Jammy Zhou <Jammy.Zhou@....com>,
	Alex Deucher <alexander.deucher@....com>,
	Luis Henriques <luis.henriques@...onical.com>
Subject: [PATCH 3.16.y-ckt 177/254] drm/radeon: set correct CE ram size for CIK

3.16.7-ckt2 -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: Luis Henriques <luis.henriques@...onical.com>
---
 drivers/gpu/drm/radeon/cik.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index 5ea01de617ab..180f2638c9cc 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -4035,8 +4035,8 @@ static int cik_cp_gfx_start(struct radeon_device *rdev)
 	/* 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));
-- 
2.1.0

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