vc4_perfmon_close_file  139 drivers/gpu/drm/vc4/vc4_drv.c 	vc4_perfmon_close_file(vc4file);
vc4_perfmon_close_file  888 drivers/gpu/drm/vc4/vc4_drv.h void vc4_perfmon_close_file(struct vc4_file *vc4file);