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Commit a934d5a9 authored by Takashi Iwai's avatar Takashi Iwai
Browse files

ALSA: hda - Fix surround-volume parsing for VT1708B codecs



The surround/CLFE/side DACs on VT1708B and co have no amp but the
connected selector widgets have the amp instead.  Fix the parser to
check these selector widgets for the possible mixer controls as well.

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 1e11cae1
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+16 −3
Original line number Diff line number Diff line
@@ -407,7 +407,10 @@ static int __get_connection_index(struct hda_codec *codec, hda_nid_t mux,
static bool check_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
			   unsigned int mask)
{
	unsigned int caps = get_wcaps(codec, nid);
	unsigned int caps;
	if (!nid)
		return false;
	caps = get_wcaps(codec, nid);
	if (dir == HDA_INPUT)
		caps &= AC_WCAP_IN_AMP;
	else
@@ -1635,13 +1638,21 @@ static int create_ch_ctls(struct hda_codec *codec, const char *pfx,
{
	struct via_spec *spec = codec->spec;
	char name[32];
	hda_nid_t nid;
	int err;
	hda_nid_t nid, sel, conn[8];
	int nums, err;

	/* check selector widget connected to the pin */
	sel = 0;
	nums = snd_hda_get_connections(codec, pin, conn, ARRAY_SIZE(conn));
	if (nums == 1 && conn[0] != pin)
		sel = conn[0];

	if (dac && check_amp_caps(codec, dac, HDA_OUTPUT, AC_AMPCAP_NUM_STEPS))
		nid = dac;
	else if (check_amp_caps(codec, pin, HDA_OUTPUT, AC_AMPCAP_NUM_STEPS))
		nid = pin;
	else if (check_amp_caps(codec, sel, HDA_OUTPUT, AC_AMPCAP_NUM_STEPS))
		nid = sel;
	else
		nid = 0;
	if (nid) {
@@ -1656,6 +1667,8 @@ static int create_ch_ctls(struct hda_codec *codec, const char *pfx,
		nid = dac;
	else if (check_amp_caps(codec, pin, HDA_OUTPUT, AC_AMPCAP_MUTE))
		nid = pin;
	else if (check_amp_caps(codec, sel, HDA_OUTPUT, AC_AMPCAP_MUTE))
		nid = sel;
	else
		nid = 0;
	if (nid) {