ATOM_VSYNC_POLARITY 3764 drivers/gpu/drm/amd/include/atombios.h #define ATOM_VSYNC_POLARITY     0x04             //0=Active High, 1=Active Low
ATOM_VSYNC_POLARITY  451 drivers/gpu/drm/amd/include/atomfirmware.h   ATOM_VSYNC_POLARITY    = 0x0004,
ATOM_VSYNC_POLARITY 3287 drivers/gpu/drm/radeon/atombios.h #define ATOM_VSYNC_POLARITY     0x04             //0=Active High, 1=Active Low