+static int snd_ca0106_i2c_capture_source_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ static char *texts[6] = {
+ "Phone", "Mic", "Line in", "Aux"
+ };
+
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
+ uinfo->count = 1;
+ uinfo->value.enumerated.items = 4;
+ if (uinfo->value.enumerated.item > 3)
+ uinfo->value.enumerated.item = 3;
+ strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
+ return 0;
+}
+
+static int snd_ca0106_i2c_capture_source_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.enumerated.item[0] = emu->i2c_capture_source;
+ return 0;
+}
+
+static int snd_ca0106_i2c_capture_source_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol);
+ unsigned int source_id;
+ unsigned int ngain, ogain;
+ int change = 0;
+ u32 source;
+ /* If the capture source has changed,
+ * update the capture volume from the cached value
+ * for the particular source.
+ */
+ source_id = ucontrol->value.enumerated.item[0] ;
+ change = (emu->i2c_capture_source != source_id);
+ if (change) {
+ snd_ca0106_i2c_write(emu, ADC_MUX, 0); /* Mute input */
+ ngain = emu->i2c_capture_volume[source_id][0]; /* Left */
+ ogain = emu->i2c_capture_volume[emu->i2c_capture_source][0]; /* Left */
+ if (ngain != ogain)
+ snd_ca0106_i2c_write(emu, ADC_ATTEN_ADCL, ((ngain) & 0xff));
+ ngain = emu->i2c_capture_volume[source_id][1]; /* Left */
+ ogain = emu->i2c_capture_volume[emu->i2c_capture_source][1]; /* Left */
+ if (ngain != ogain)
+ snd_ca0106_i2c_write(emu, ADC_ATTEN_ADCR, ((ngain) & 0xff));
+ source = 1 << source_id;
+ snd_ca0106_i2c_write(emu, ADC_MUX, source); /* Set source */
+ emu->i2c_capture_source = source_id;
+ }
+ return change;
+}
+
+static int snd_ca0106_capture_line_in_side_out_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ static char *texts[2] = { "Side out", "Line in" };
+
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
+ uinfo->count = 1;
+ uinfo->value.enumerated.items = 2;
+ if (uinfo->value.enumerated.item > 1)
+ uinfo->value.enumerated.item = 1;
+ strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
+ return 0;
+}
+