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Commit e29d3778 authored by Takashi Iwai's avatar Takashi Iwai
Browse files

ALSA: hda/realtek - Create mono volume controls for mono-outputs 



When the pin or the DAC doesn't support the stereo, create a mono
control instead of creating a stereo control blindly.

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent c3e837bb

sound/pci/hda/patch_realtek.c

+17 −4
Original line number Diff line number Diff line
@@ -3144,8 +3144,15 @@ static int alc_auto_add_vol_ctl(struct hda_codec *codec, 
				 val);

}



#define alc_auto_add_stereo_vol(codec, pfx, cidx, nid)	\

	alc_auto_add_vol_ctl(codec, pfx, cidx, nid, 3)

static int alc_auto_add_stereo_vol(struct hda_codec *codec,

				   const char *pfx, int cidx,

				   hda_nid_t nid)

{

	int chs = 1;

	if (get_wcaps(codec, nid) & AC_WCAP_STEREO)

		chs = 3;

	return alc_auto_add_vol_ctl(codec, pfx, cidx, nid, chs);

}



/* create a mute-switch for the given mixer widget;

 * if it has multiple sources (e.g. DAC and loopback), create a bind-mute
@@ -3177,8 +3184,14 @@ static int alc_auto_add_sw_ctl(struct hda_codec *codec, 
	return __add_pb_sw_ctrl(codec->spec, type, pfx, cidx, val);

}



#define alc_auto_add_stereo_sw(codec, pfx, cidx, nid)	\

	alc_auto_add_sw_ctl(codec, pfx, cidx, nid, 3)

static int alc_auto_add_stereo_sw(struct hda_codec *codec, const char *pfx,

				  int cidx, hda_nid_t nid)

{

	int chs = 1;

	if (get_wcaps(codec, nid) & AC_WCAP_STEREO)

		chs = 3;

	return alc_auto_add_sw_ctl(codec, pfx, cidx, nid, chs);

}



static hda_nid_t alc_look_for_out_mute_nid(struct hda_codec *codec,

					   hda_nid_t pin, hda_nid_t dac)