ALSA: hda - Remove unused variables

Just clean-up what GCC caught.
Signed-off-by: NTakashi Iwai <tiwai@suse.de>

sound/pci/hda/patch_hdmi.c

@@ -1006,7 +1006,6 @@ static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
 	unsigned int caps, config;
 	int pin_idx;
 	struct hdmi_spec_per_pin *per_pin;
-	struct hdmi_eld *eld;
 	int err;
 
 	caps = snd_hda_param_read(codec, pin_nid, AC_PAR_PIN_CAP);
@@ -1023,7 +1022,6 @@ static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
 
 	pin_idx = spec->num_pins;
 	per_pin = &spec->pins[pin_idx];
-	eld = &per_pin->sink_eld;
 
 	per_pin->pin_nid = pin_nid;
 
@@ -1576,7 +1574,7 @@ static int nvhdmi_8ch_7x_pcm_prepare(struct hda_pcm_stream *hinfo,
 				     struct snd_pcm_substream *substream)
 {
 	int chs;
-	unsigned int dataDCC1, dataDCC2, channel_id;
+	unsigned int dataDCC2, channel_id;
 	int i;
 	struct hdmi_spec *spec = codec->spec;
 	struct hda_spdif_out *spdif =
@@ -1586,7 +1584,6 @@ static int nvhdmi_8ch_7x_pcm_prepare(struct hda_pcm_stream *hinfo,
 
 	chs = substream->runtime->channels;
 
-	dataDCC1 = AC_DIG1_ENABLE | AC_DIG1_COPYRIGHT;
 	dataDCC2 = 0x2;
 
 	/* turn off SPDIF once; otherwise the IEC958 bits won't be updated */

sound/pci/hda/patch_realtek.c

@@ -2661,7 +2661,6 @@ static int alc_auto_fill_adc_caps(struct hda_codec *codec)
 	hda_nid_t *adc_nids = spec->private_adc_nids;
 	hda_nid_t *cap_nids = spec->private_capsrc_nids;
 	int max_nums = ARRAY_SIZE(spec->private_adc_nids);
-	bool indep_capsrc = false;
 	int i, nums = 0;
 
 	nid = codec->start_nid;
@@ -2683,13 +2682,11 @@ static int alc_auto_fill_adc_caps(struct hda_codec *codec)
 				break;
 			if (type == AC_WID_AUD_SEL) {
 				cap_nids[nums] = src;
-				indep_capsrc = true;
 				break;
 			}
 			n = snd_hda_get_conn_list(codec, src, &list);
 			if (n > 1) {
 				cap_nids[nums] = src;
-				indep_capsrc = true;
 				break;
 			} else if (n != 1)
 				break;

sound/pci/hda/patch_via.c

@@ -3700,13 +3700,8 @@ static const struct hda_verb vt1812_init_verbs[] = {
 static void set_widgets_power_state_vt1812(struct hda_codec *codec)
 {
 	struct via_spec *spec = codec->spec;
-	int imux_is_smixer =
-	snd_hda_codec_read(codec, 0x13, 0, AC_VERB_GET_CONNECT_SEL, 0x00) == 3;
 	unsigned int parm;
 	unsigned int present;
-	/* MUX10 (1eh) = stereo mixer */
-	imux_is_smixer =
-	snd_hda_codec_read(codec, 0x1e, 0, AC_VERB_GET_CONNECT_SEL, 0x00) == 5;
 	/* inputs */
 	/* PW 5/6/7 (29h/2ah/2bh) */
 	parm = AC_PWRST_D3;