Commit 6a84c305 authored by Takashi Iwai's avatar Takashi Iwai
Browse files

ALSA: hda/realtek - Simplify alc_auto_is_dac_reachable() 



Use the helper function snd_hda_get_conn_index() instead of open
codes.  This also improves the detection of some routes to DAC on
ALC260 (although the difference doesn't influence on the end
results of the mapping).

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 065380f0

sound/pci/hda/patch_realtek.c

+1 −11
Original line number Diff line number Diff line
@@ -2938,19 +2938,9 @@ static hda_nid_t alc_auto_look_for_dac(struct hda_codec *codec, hda_nid_t pin) 
static bool alc_auto_is_dac_reachable(struct hda_codec *codec,

				      hda_nid_t pin, hda_nid_t dac)

{

	hda_nid_t srcs[5];

	int i, num;



	if (!pin || !dac)

		return false;

	pin = alc_go_down_to_selector(codec, pin);

	num = snd_hda_get_connections(codec, pin, srcs, ARRAY_SIZE(srcs));

	for (i = 0; i < num; i++) {

		hda_nid_t nid = alc_auto_mix_to_dac(codec, srcs[i]);

		if (nid == dac)

			return true;

	}

	return false;

	return snd_hda_get_conn_index(codec, pin, dac, true) >= 0;

}



static hda_nid_t get_dac_if_single(struct hda_codec *codec, hda_nid_t pin)