Commit 44c02400 authored by Takashi Iwai's avatar Takashi Iwai
Browse files

ALSA: hda - Fix amp-cap checks in patch_realtek.c 



query_amp_caps() may return non-zero if the amp cap isn't supported
by the codec.  Thus one needs to check widget-caps first, then check
the corresponding amp-caps.

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent a1f649d5

sound/pci/hda/patch_realtek.c

+22 −12
Original line number Diff line number Diff line
@@ -206,6 +206,22 @@ struct alc_spec { 


#define ALC_MODEL_AUTO		0	/* common for all chips */



static bool check_amp_caps(struct hda_codec *codec, hda_nid_t nid,

			   int dir, unsigned int bits)

{

	if (!nid)

		return false;

	if (get_wcaps(codec, nid) & (1 << (dir + 1)))

		if (query_amp_caps(codec, nid, dir) & bits)

			return true;

	return false;

}



#define nid_has_mute(codec, nid, dir) \

	check_amp_caps(codec, nid, dir, AC_AMPCAP_MUTE)

#define nid_has_volume(codec, nid, dir) \

	check_amp_caps(codec, nid, dir, AC_AMPCAP_NUM_STEPS)



/*

 * input MUX handling

 */
@@ -2637,6 +2653,7 @@ static void alc_set_pin_output(struct hda_codec *codec, hda_nid_t nid, 
	snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_PIN_WIDGET_CONTROL,

			    pin_type);

	/* unmute pin */

	if (nid_has_mute(codec, nid, HDA_OUTPUT))

		snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE,

			    AMP_OUT_UNMUTE);

}
@@ -2878,11 +2895,6 @@ static int alc_auto_add_sw_ctl(struct hda_codec *codec, 
#define alc_auto_add_stereo_sw(codec, pfx, cidx, nid)	\

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



#define nid_has_mute(codec, nid, dir) \

	(query_amp_caps(codec, nid, dir) & AC_AMPCAP_MUTE)

#define nid_has_volume(codec, nid, dir) \

	(query_amp_caps(codec, nid, dir) & AC_AMPCAP_NUM_STEPS)



static hda_nid_t alc_look_for_out_mute_nid(struct hda_codec *codec,

					   hda_nid_t pin, hda_nid_t dac)

{
@@ -3310,7 +3322,7 @@ static void alc_auto_init_adc(struct hda_codec *codec, int adc_idx) 


	nid = spec->adc_nids[adc_idx];

	/* mute ADC */

	if (query_amp_caps(codec, nid, HDA_INPUT) & AC_AMPCAP_MUTE) {

	if (nid_has_mute(codec, nid, HDA_INPUT)) {

		snd_hda_codec_write(codec, nid, 0,

				    AC_VERB_SET_AMP_GAIN_MUTE,

				    AMP_IN_MUTE(0));
@@ -3319,7 +3331,7 @@ static void alc_auto_init_adc(struct hda_codec *codec, int adc_idx) 
	if (!spec->capsrc_nids)

		return;

	nid = spec->capsrc_nids[adc_idx];

	if (query_amp_caps(codec, nid, HDA_OUTPUT) & AC_AMPCAP_MUTE)

	if (nid_has_mute(codec, nid, HDA_OUTPUT))

		snd_hda_codec_write(codec, nid, 0,

				    AC_VERB_SET_AMP_GAIN_MUTE,

				    AMP_OUT_MUTE);
@@ -3436,12 +3448,10 @@ static void set_capture_mixer(struct hda_codec *codec) 
	};



	/* check whether either of ADC or MUX has a volume control */

	if (!(query_amp_caps(codec, spec->adc_nids[0], HDA_INPUT) &

	      AC_AMPCAP_NUM_STEPS)) {

	if (!nid_has_volume(codec, spec->adc_nids[0], HDA_INPUT)) {

		if (!spec->capsrc_nids)

			return; /* no volume */

		if (!(query_amp_caps(codec, spec->capsrc_nids[0], HDA_OUTPUT) &

		      AC_AMPCAP_NUM_STEPS))

		if (!nid_has_volume(codec, spec->capsrc_nids[0], HDA_OUTPUT))

			return; /* no volume in capsrc, too */

		spec->vol_in_capsrc = 1;

	}