Searched refs:audio_mutex (Results 1 – 4 of 4) sorted by relevance
57 mutex_lock(&chip->audio_mutex); in snd_bcm2835_ctl_get()66 mutex_unlock(&chip->audio_mutex); in snd_bcm2835_ctl_get()93 mutex_lock(&chip->audio_mutex); in snd_bcm2835_ctl_put()100 mutex_unlock(&chip->audio_mutex); in snd_bcm2835_ctl_put()142 mutex_lock(&chip->audio_mutex); in snd_bcm2835_spdif_default_get()148 mutex_unlock(&chip->audio_mutex); in snd_bcm2835_spdif_default_get()159 mutex_lock(&chip->audio_mutex); in snd_bcm2835_spdif_default_put()167 mutex_unlock(&chip->audio_mutex); in snd_bcm2835_spdif_default_put()
93 mutex_lock(&chip->audio_mutex); in snd_bcm2835_playback_open_generic()152 mutex_unlock(&chip->audio_mutex); in snd_bcm2835_playback_open_generic()174 mutex_lock(&chip->audio_mutex); in snd_bcm2835_playback_close()190 mutex_unlock(&chip->audio_mutex); in snd_bcm2835_playback_close()
64 struct mutex audio_mutex; /* Serialize chip data access */ member
155 mutex_init(&chip->audio_mutex); in snd_add_child_device()