PIXEL_CLOCK_V7_MISC_FORCE_PROG_PPLL 2036 drivers/gpu/drm/amd/include/atombios.h #define PIXEL_CLOCK_V7_MISC_FORCE_PROG_PPLL         0x01
PIXEL_CLOCK_V7_MISC_FORCE_PROG_PPLL 2692 drivers/gpu/drm/amd/include/atomfirmware.h   PIXEL_CLOCK_V7_MISC_FORCE_PROG_PPLL         = 0x01,