drm/amdgpu/vcn: adjust unified queue code format

Fixed some errors and warnings found by checkpatch.pl.
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Ruijing Dong <ruijing.dong@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c

@@ -730,7 +730,7 @@ int amdgpu_vcn_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout)
 	return r;
 }
 
-static uint32_t * amdgpu_vcn_unified_ring_ib_header(struct amdgpu_ib *ib,
+static uint32_t *amdgpu_vcn_unified_ring_ib_header(struct amdgpu_ib *ib,
 						uint32_t ib_pack_in_dw, bool enc)
 {
 	uint32_t *ib_checksum;
@@ -896,7 +896,7 @@ static int amdgpu_vcn_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t hand
 					 struct amdgpu_ib *ib_msg,
 					 struct dma_fence **fence)
 {
-	unsigned ib_size_dw = 16;
+	unsigned int ib_size_dw = 16;
 	struct amdgpu_job *job;
 	struct amdgpu_ib *ib;
 	struct dma_fence *f = NULL;
@@ -962,7 +962,7 @@ static int amdgpu_vcn_enc_get_destroy_msg(struct amdgpu_ring *ring, uint32_t han
 					  struct amdgpu_ib *ib_msg,
 					  struct dma_fence **fence)
 {
-	unsigned ib_size_dw = 16;
+	unsigned int ib_size_dw = 16;
 	struct amdgpu_job *job;
 	struct amdgpu_ib *ib;
 	struct dma_fence *f = NULL;

drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c

@@ -907,7 +907,7 @@ static int vcn_v4_0_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, boo
 	WREG32_SOC15(VCN, inst_idx, regUVD_RB_RPTR, 0);
 	WREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR, 0);
 
-	tmp= RREG32_SOC15(VCN, inst_idx, regUVD_RB_RPTR);
+	tmp = RREG32_SOC15(VCN, inst_idx, regUVD_RB_RPTR);
 	WREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR, tmp);
 	ring->wptr = RREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR);