[PATCH 2/6] drm/amdgpu/vcn:Update ring point to JPEG before init JPEG wptr

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It is a bug fix.

Signed-off-by: James Zhu <James.Zhu@xxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
index 7752043..5df6ea9 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
@@ -1088,7 +1088,8 @@ static int vcn_v1_0_start_dpg_mode(struct amdgpu_device *adev)
 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
 			~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
 
-	/* initialize wptr */
+	/* initialize JPEG wptr */
+	ring = &adev->vcn.ring_jpeg;
 	ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR);
 
 	/* copy patch commands to the jpeg ring */
-- 
2.7.4

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