snd_hwdep_f_ops 319 sound/core/hwdep.c static const struct file_operations snd_hwdep_f_ops = snd_hwdep_f_ops 421 sound/core/hwdep.c &snd_hwdep_f_ops, hwdep, &hwdep->dev); snd_hwdep_f_ops 438 sound/core/hwdep.c &snd_hwdep_f_ops, hwdep) < 0)