[alsa-devel] [PATCH] alsa/usb-audio: Generic DSD detection for Thesycon-based implementations

Takashi Iwai tiwai at suse.de
Mon Jul 23 10:56:54 CEST 2018


On Mon, 23 Jul 2018 10:54:49 +0200,
Yue Wang wrote:
> 
> Please ignore this commit. there's something wrong. My apologies again.

Heh, don't worry.  BTW, at the next submission, please fix the subject
prefix as well.  The usual subject line for ALSA code is like:

  ALSA: usb-audio: Blah blah...


thanks,

Takashi


> On Mon, Jul 23, 2018 at 1:53 AM Yue Wang <yuleopen at gmail.com> wrote:
> >
> > Thesycon provides solutions to XMOS chips, and has its own device vendor id.
> >
> > In this patch, we use generic method to detect DSD capability of Thesycon-based UAC2
> > implementations in order to support a wide range of current and future devices.
> >
> > The patch will enable the SNDRV_PCM_FMTBIT_DSD_U32_BE bit for the DAC
> > hence enable native DSD playback up to DSD512 format.
> >
> > Signed-off-by: Yue Wang <yuleopen at gmail.com>
> > ---
> >  sound/usb/quirks.c | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
> > index 02b6cc02767f..c51e2dee3075 100644
> > --- a/sound/usb/quirks.c
> > +++ b/sound/usb/quirks.c
> > @@ -1374,6 +1374,7 @@ u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
> >                 break;
> >
> >         case USB_ID(0x0d8c, 0x0316): /* Hegel HD12 DSD */
> > +       case USB_ID(0x152a, 0x8750): /* Topping DX7s */
> >         case USB_ID(0x16b0, 0x06b2): /* NuPrime DAC-10 */
> >         case USB_ID(0x16d0, 0x0733): /* Furutech ADL Stratos */
> >         case USB_ID(0x16d0, 0x09db): /* NuPrime Audio DAC-9 */
> > --
> > 2.18.0
> >
> 


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