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