ATOM_DEVICE_I2C_ID_IS_FOR_DAC_SCL 3622 drivers/gpu/drm/amd/include/atombios.h #define ATOM_DEVICE_I2C_ID_IS_FOR_DAC_SCL 0x00000004 //For IGP RS690 ATOM_DEVICE_I2C_ID_IS_FOR_DAC_SCL 3145 drivers/gpu/drm/radeon/atombios.h #define ATOM_DEVICE_I2C_ID_IS_FOR_DAC_SCL 0x00000004 //For IGP RS690