ALSA: hda - Create snd_hda_get_conn_index() helper function

Create snd_hda_get_conn_index() helper function for obtaining the
connection index of the widget.  Replaced the similar codes used in
several codec-drivers with this common helper.

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

1 files changed, 2 insertions, 13 deletions

diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index 6e864276b744..40cf7f16f587 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -3308,19 +3308,8 @@ static const struct hda_pcm_stream cx_auto_pcm_analog_capture = {
 
 static const hda_nid_t cx_auto_adc_nids[] = { 0x14 };
 
-/* get the connection index of @nid in the widget @mux */
-static int get_connection_index(struct hda_codec *codec, hda_nid_t mux,
-                                hda_nid_t nid)
-{
-        hda_nid_t conn[HDA_MAX_NUM_INPUTS];
-        int i, nums;
-
-        nums = snd_hda_get_connections(codec, mux, conn, ARRAY_SIZE(conn));
-        for (i = 0; i < nums; i++)
-                if (conn[i] == nid)
-                        return i;
-        return -1;
-}
+#define get_connection_index(codec, mux, nid)\
+        snd_hda_get_conn_index(codec, mux, nid, 0)
 
 /* get an unassigned DAC from the given list.
  * Return the nid if found and reduce the DAC list, or return zero if