ALSA: hda - Make common input-jack helper functions

Since multiple codec drivers already use the input-jack stuff, let's
make common helper functions to reduce the duplicated codes.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 5 insertions, 0 deletions

diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index fdf8d44f8b6b..e46d5420a9f2 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -866,6 +866,11 @@ struct hda_codec {
         /* codec-specific additional proc output */
         void (*proc_widget_hook)(struct snd_info_buffer *buffer,
                                  struct hda_codec *codec, hda_nid_t nid);
+
+#ifdef CONFIG_SND_HDA_INPUT_JACK
+        /* jack detection */
+        struct snd_array jacks;
+#endif
 };
 
 /* direction */