VIDEO_TUNER_F_LANG1
vt->caps |= VIDEO_TUNER_F_LANG1;
vt->mode = VIDEO_TUNER_F_LANG1;
vt->mode = VIDEO_TUNER_F_LANG1 | VIDEO_TUNER_F_LANG2;
if (vt->caps & VIDEO_TUNER_F_LANG1)
case VIDEO_TUNER_F_LANG1:
case VIDEO_TUNER_F_LANG1|VIDEO_TUNER_F_LANG2: