TACH_PERIOD 238 drivers/gpu/drm/amd/amdgpu/sid.h # define TACH_PERIOD(x) ((x) << 0) TACH_PERIOD 238 drivers/gpu/drm/radeon/cikd.h # define TACH_PERIOD(x) ((x) << 0) TACH_PERIOD 236 drivers/gpu/drm/radeon/sid.h # define TACH_PERIOD(x) ((x) << 0)