tom.ty89@xxxxxxxxx wrote:
> + switch (data->current_rate) {
> + case 32000:
> + case 64000:
> + reg |= PCM1796_DMF_32;
> + break;
> + case 44100:
> + case 88200:
> + case 176400:
> + reg |= PCM1796_DMF_441;
> + break;
> + case 48000:
> + case 96000:
> + case 192000:
> + reg |= PCM1796_DMF_48;
> + break;
The DAC does not have filters for frequencies higher than 48 kHz.
> +static const struct snd_kcontrol_new deemph_control = {
> + .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
> + .name = "De-emphasis Switch",
This should be called "De-emphasis Playback Switch".
(But I see that other drivers are quite inconsistent about this.)
Regards,
Clemens
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