linux-kernel - [PATCH 3.11 18/70] drm/radeon: fix count in cik_sdma_ring

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Message-Id: <1399468393-10140-19-git-send-email-luis.henriques@canonical.com>
Date:	Wed,  7 May 2014 14:12:21 +0100
From:	Luis Henriques <luis.henriques@...onical.com>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	kernel-team@...ts.ubuntu.com
Cc:	Alex Deucher <alexander.deucher@....com>,
	Christian König <christian.koenig@....com>,
	Luis Henriques <luis.henriques@...onical.com>
Subject: [PATCH 3.11 18/70] drm/radeon: fix count in cik_sdma_ring_test()

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

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

From: Alex Deucher <alexdeucher@...il.com>

commit 7e95cfb0b797678cd3493ca0322ef2675547a0bc upstream.

Should be 5 rather than 4.

Noticed-by: Mathias Fröhlich <Mathias.Froehlich@....net>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Christian König <christian.koenig@....com>
[ luis: backported to 3.11:
  - cik_sdma_ring_test() defined in cik.c instead of cik_sdma.c ]
Signed-off-by: Luis Henriques <luis.henriques@...onical.com>
---
 drivers/gpu/drm/radeon/cik.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index bf96acf..986537b 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -3690,7 +3690,7 @@ int cik_sdma_ring_test(struct radeon_device *rdev,
 	tmp = 0xCAFEDEAD;
 	writel(tmp, ptr);
 
-	r = radeon_ring_lock(rdev, ring, 4);
+	r = radeon_ring_lock(rdev, ring, 5);
 	if (r) {
 		DRM_ERROR("radeon: dma failed to lock ring %d (%d).\n", ring->idx, r);
 		return r;
-- 
1.9.1

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