Since the type of data_size is uint32_t, adev->umsch_mm.data_size - 1 >> 16 >> 16 is 0 regardless of the values of its operands So removing the operations upper_32_bits and lower_32_bits. Signed-off-by: Jesse Zhang <Jesse.Zhang@xxxxxxx> Suggested-by: Tim Huang <Tim.Huang@xxxxxxx> --- drivers/gpu/drm/amd/amdgpu/umsch_mm_v4_0.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/umsch_mm_v4_0.c b/drivers/gpu/drm/amd/amdgpu/umsch_mm_v4_0.c index 2c5e7b0a73f9..ce3bb12e3572 100644 --- a/drivers/gpu/drm/amd/amdgpu/umsch_mm_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/umsch_mm_v4_0.c @@ -116,9 +116,8 @@ static int umsch_mm_v4_0_load_microcode(struct amdgpu_umsch_mm *umsch) upper_32_bits(adev->umsch_mm.data_start_addr)); WREG32_SOC15_UMSCH(regVCN_MES_LOCAL_MASK0_LO, - lower_32_bits(adev->umsch_mm.data_size - 1)); - WREG32_SOC15_UMSCH(regVCN_MES_LOCAL_MASK0_HI, - upper_32_bits(adev->umsch_mm.data_size - 1)); + adev->umsch_mm.data_size - 1); + WREG32_SOC15_UMSCH(regVCN_MES_LOCAL_MASK0_HI, 0); data = adev->firmware.load_type == AMDGPU_FW_LOAD_PSP ? 0 : adev->umsch_mm.data_fw_gpu_addr; -- 2.25.1