Fix typo error, should be inst_idx instead of inst.
Signed-off-by: James Zhu <James.Zhu@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 
 #define RREG32_SOC15_DPG_MODE_2_0(inst_idx, offset, mask_en)                                   \
        ({                                                                                      \
-               WREG32_SOC15(VCN, inst, mmUVD_DPG_LMA_CTL,                                      \
+               WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_LMA_CTL,                                  \
                        (0x0 << UVD_DPG_LMA_CTL__READ_WRITE__SHIFT |                            \
                        mask_en << UVD_DPG_LMA_CTL__MASK_EN__SHIFT |                            \
                        offset << UVD_DPG_LMA_CTL__READ_WRITE_ADDR__SHIFT));                    \