ATOM_DEVICE_I2C_ID_MASK 3617 drivers/gpu/drm/amd/include/atombios.h #define ATOM_DEVICE_I2C_ID_MASK                           0x00000070
ATOM_DEVICE_I2C_ID_MASK 3140 drivers/gpu/drm/radeon/atombios.h #define ATOM_DEVICE_I2C_ID_MASK                           0x00000070