mmDMCUB_INBOX1_RPTR 14550 drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_2_0_0_offset.h #define mmDMCUB_INBOX1_RPTR 0x3281 mmDMCUB_INBOX1_RPTR 12409 drivers/gpu/drm/amd/include/asic_reg/dcn/dcn_2_1_0_offset.h #define mmDMCUB_INBOX1_RPTR 0x3281