v4l2_pipeline_pm_use  426 drivers/media/v4l2-core/v4l2-mc.c int v4l2_pipeline_pm_use(struct media_entity *entity, int use)
v4l2_pipeline_pm_use  147 include/media/v4l2-mc.h static inline int v4l2_pipeline_pm_use(struct media_entity *entity, int use)