{{reg_l, pola_l, pos_l, len_l}, {reg_r, pola_r, pos_r, len_r}}
-mixer_ent mix_devices[SOUND_MIXER_NRDEVICES][2] = {
+static mixer_ent mix_devices[SOUND_MIXER_NRDEVICES][2] = {
MIX_ENT(SOUND_MIXER_VOLUME, 14, 1, 8, 5, 14, 1, 0, 5),
MIX_ENT(SOUND_MIXER_BASS, 0, 0, 0, 0, 0, 0, 0, 0),
MIX_ENT(SOUND_MIXER_TREBLE, 0, 0, 0, 0, 0, 0, 0, 0),