unsigned int pin_amp_workaround:1; /* pin out-amp takes index
                                            * (e.g. Conexant codecs)
                                            */
+       unsigned int single_adc_amp:1; /* adc in-amp takes no index
+                                       * (e.g. CX20549 codec)
+                                       */
        unsigned int no_sticky_stream:1; /* no sticky-PCM stream assignment */
        unsigned int pins_shutup:1;     /* pins are shut up */
        unsigned int no_trigger_sense:1; /* don't trigger at pin-sensing */
 
                        snd_iprintf(buffer, "  Amp-In caps: ");
                        print_amp_caps(buffer, codec, nid, HDA_INPUT);
                        snd_iprintf(buffer, "  Amp-In vals: ");
-                       print_amp_vals(buffer, codec, nid, HDA_INPUT,
-                                      wid_caps & AC_WCAP_STEREO,
-                                      wid_type == AC_WID_PIN ? 1 : conn_len);
+                       if (wid_type == AC_WID_PIN ||
+                           (codec->single_adc_amp &&
+                            wid_type == AC_WID_AUD_IN))
+                               print_amp_vals(buffer, codec, nid, HDA_INPUT,
+                                              wid_caps & AC_WCAP_STEREO,
+                                              1);
+                       else
+                               print_amp_vals(buffer, codec, nid, HDA_INPUT,
+                                              wid_caps & AC_WCAP_STEREO,
+                                              conn_len);
                }
                if (wid_caps & AC_WCAP_OUT_AMP) {
                        snd_iprintf(buffer, "  Amp-Out caps: ");
 
        unsigned int hp_laptop:1;
        unsigned int asus:1;
        unsigned int pin_eapd_ctrls:1;
-       unsigned int single_adc_amp:1;
 
        unsigned int adc_switching:1;
 
                return -ENOMEM;
        codec->spec = spec;
        codec->pin_amp_workaround = 1;
+       codec->single_adc_amp = 1;
 
        spec->multiout.max_channels = 2;
        spec->multiout.num_dacs = ARRAY_SIZE(cxt5045_dac_nids);
                int idx = get_input_connection(codec, adc_nid, nid);
                if (idx < 0)
                        continue;
-               if (spec->single_adc_amp)
+               if (codec->single_adc_amp)
                        idx = 0;
                return cx_auto_add_volume_idx(codec, label, pfx,
                                              cidx, adc_nid, HDA_INPUT, idx);
                if (cidx < 0)
                        continue;
                input_conn[i] = spec->imux_info[i].adc;
-               if (!spec->single_adc_amp)
+               if (!codec->single_adc_amp)
                        input_conn[i] |= cidx << 8;
                if (i > 0 && input_conn[i] != input_conn[0])
                        multi_connection = 1;
 
        switch (codec->vendor_id) {
        case 0x14f15045:
-               spec->single_adc_amp = 1;
+               codec->single_adc_amp = 1;
                break;
        case 0x14f15051:
                add_cx5051_fake_mutes(codec);