Pioneer DJ DJM-900NXS2 support patches

[Alexander Tsoy]

В Ср, 29/04/2020 в 12:56 +0300, Dmitry Panchenko | d-Systems пишет:
> Pioneer DJ DJM-900NXS2 is a widely used DJ mixer with 2 audio USB 
> interfaces. Both have a MIDI controller, 10 playback and 12 capture 
> channels. Audio endpoints are vendor-specific and 3 files need to be 
> patched. All playback and capture channels work fine with all
> supported 
> sample rates (44.1k, 48k, 96k). Patches are attached.

Thanks for the patch.

> +                                       .endpoint = 0x01,
> +                                       .ep_attr = USB_ENDPOINT_XFER_ISOC|
> +                                           USB_ENDPOINT_SYNC_ASYNC|
> +                                           USB_ENDPOINT_USAGE_IMPLICIT_FB,

Playback endpoint shouldn't have a USB_ENDPOINT_USAGE_IMPLICIT_FB
attribute.