DC_HOT_PLUG_DETECT2_CONTROL 1002 drivers/gpu/drm/radeon/r600.c 				WREG32(DC_HOT_PLUG_DETECT2_CONTROL, DC_HOT_PLUG_DETECTx_EN);
DC_HOT_PLUG_DETECT2_CONTROL 1056 drivers/gpu/drm/radeon/r600.c 				WREG32(DC_HOT_PLUG_DETECT2_CONTROL, 0);