C++ (Cpp) snd_hda_enable_beep_device Exemples

Exemple #1

Fichier : hda_beep.c Projet : AmesianX/netlink-mmap

int snd_hda_mixer_amp_switch_put_beep(struct snd_kcontrol *kcontrol,
				      struct snd_ctl_elem_value *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct hda_beep *beep = codec->beep;
	if (beep)
		snd_hda_enable_beep_device(codec,
					   *ucontrol->value.integer.value);
	return snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
}

Exemple #2

/**
 * snd_hda_mixer_amp_switch_put_beep - Put callback for beep controls
 * @kcontrol: ctl element
 * @ucontrol: pointer to get/store the data
 */
int snd_hda_mixer_amp_switch_put_beep(struct snd_kcontrol *kcontrol,
				      struct snd_ctl_elem_value *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct hda_beep *beep = codec->beep;
	if (beep) {
		u8 chs = get_amp_channels(kcontrol);
		int enable = 0;
		long *valp = ucontrol->value.integer.value;
		if (chs & 1) {
			enable |= *valp;
			valp++;
		}
		if (chs & 2)
			enable |= *valp;
		snd_hda_enable_beep_device(codec, enable);
	}
	if (!ctl_has_mute(kcontrol))
		return 0;
	return snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
}