ATOM_TRANSMITTER_CONFIG_V5_HPD4_SEL 1553 drivers/gpu/drm/amd/include/atombios.h #define ATOM_TRANSMITTER_CONFIG_V5_HPD4_SEL                      0x40
ATOM_TRANSMITTER_CONFIG_V5_HPD4_SEL 1347 drivers/gpu/drm/radeon/atombios.h #define ATOM_TRANSMITTER_CONFIG_V5_HPD4_SEL				          0x40