Fix compile warnings (unused variables) in patch_conexant.c
without CONFIG_SND_DEBUG.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
        return 1;
 }
 
+/* controls for test mode */
+#ifdef CONFIG_SND_DEBUG
+
 static int conexant_ch_mode_info(struct snd_kcontrol *kcontrol,
                                 struct snd_ctl_elem_info *uinfo)
 {
          .put = cxt_spdif_ctrl_put, \
          .private_value = nid | (mask<<16) }
 
+#endif /* CONFIG_SND_DEBUG */
+
 /* Conexant 5045 specific */
 
 static hda_nid_t cxt5045_dac_nids[1] = { 0x19 };