gpu_clock_type   2475 drivers/gpu/drm/amd/include/atomfirmware.h   uint32_t  gpu_clock_type:8;          //Input indicate clock type: enum atom_gpu_clock_type
gpu_clock_type    256 drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.c 	pll_parameters.gpu_clock_type = clock_type;