VCE_CMD_UPDATE_PTB  395 drivers/gpu/drm/amd/amdgpu/soc15d.h #define VCE_CMD_UPDATE_PTB      0x00000107
VCE_CMD_UPDATE_PTB  467 drivers/gpu/drm/amd/amdgpu/vid.h #define VCE_CMD_UPDATE_PTB      0x00000107