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From 713293b82563006df3cc91582b5b36b092481d76 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Thu, 6 Aug 2015 20:44:47 +0200
Subject: [PATCH 0444/1050] drm/amdgpu: use the reservation obj wait for the
 UVD msg
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 13 +++++--------
 1 file changed, 5 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
index f114c6b..b56cace 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
@@ -513,7 +513,6 @@ static int amdgpu_uvd_cs_msg(struct amdgpu_uvd_cs_ctx *ctx,
 {
 	struct amdgpu_device *adev = ctx->parser->adev;
 	int32_t *msg, msg_type, handle;
-	struct fence *f;
 	void *ptr;
 
 	int i, r;
@@ -523,13 +522,11 @@ static int amdgpu_uvd_cs_msg(struct amdgpu_uvd_cs_ctx *ctx,
 		return -EINVAL;
 	}
 
-	f = reservation_object_get_excl(bo->tbo.resv);
-	if (f) {
-		r = amdgpu_fence_wait((struct amdgpu_fence *)f, false);
-		if (r) {
-			DRM_ERROR("Failed waiting for UVD message (%d)!\n", r);
-			return r;
-		}
+	r = reservation_object_wait_timeout_rcu(bo->tbo.resv, true, false,
+						MAX_SCHEDULE_TIMEOUT);
+	if (r) {
+		DRM_ERROR("Failed waiting for UVD message (%d)!\n", r);
+		return r;
 	}
 
 	r = amdgpu_bo_kmap(bo, &ptr);
-- 
1.9.1