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authorTakashi Iwai <tiwai@suse.de>2011-11-02 08:36:06 +0100
committerTakashi Iwai <tiwai@suse.de>2011-11-16 11:14:03 +0100
commit35be544af367170a9c6bf63adcf9d0cb2d569dbb (patch)
tree7bcd2dabde3b3f950916962edb5c601482c00335 /include/sound
parent3a93897ea37cbb8277f8a4232c12c0c18168a7db (diff)
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ALSA: Introduce common helper functions for jack-detection control
Now move the helper function for creating and reporting the jack-detection to the common place. The driver that needs this functionality should select CONFIG_SND_KCTL_JACK kconfig. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/sound')
-rw-r--r--include/sound/control.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/sound/control.h b/include/sound/control.h
index 1a94a21..b2796e8 100644
--- a/include/sound/control.h
+++ b/include/sound/control.h
@@ -227,4 +227,12 @@ snd_ctl_add_slave_uncached(struct snd_kcontrol *master,
return _snd_ctl_add_slave(master, slave, SND_CTL_SLAVE_NEED_UPDATE);
}
+/*
+ * Helper functions for jack-detection controls
+ */
+struct snd_kcontrol *
+snd_kctl_jack_new(const char *name, int idx, void *private_data);
+void snd_kctl_jack_report(struct snd_card *card,
+ struct snd_kcontrol *kctl, bool status);
+
#endif /* __SOUND_CONTROL_H */
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