Re: [PATCH] ALSA: usb-audio : Add support for the Pioneer DJ DDJ-RR controller.

[Takashi Iwai <tiwai@suse.de>]

On Tue, 10 Nov 2020 07:17:40 +0100,
Daniel wrote:
> 
> ---
>  sound/usb/quirks-table.h | 56 +++++++++++++++++++++++++++++++++++++++-
>  1 file changed, 55 insertions(+), 1 deletion(-)
> 
> diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h
> index 3c1697f6b60c..a39233cb4d72 100644
> --- a/sound/usb/quirks-table.h
> +++ b/sound/usb/quirks-table.h
> @@ -3530,7 +3530,61 @@ AU0828_DEVICE(0x2040, 0x7270, "Hauppauge", "HVR-950Q"),
>  		}
>  	}
>  },
> -
> +{
> +	/*
> +	 * PIONEER DJ DDJ-RR
> +     * PCM is 6 channels out & 4 channels in @ 44.1 fixed
> +	 */
> +	USB_DEVICE_VENDOR_SPEC(0x2b73, 0x000d),
> +	.driver_info = (unsigned long) &(const struct snd_usb_audio_quirk) {
> +		.ifnum = QUIRK_ANY_INTERFACE,
> +		.type = QUIRK_COMPOSITE,
> +		.data = (const struct snd_usb_audio_quirk[]) {
> +			{
> +				.ifnum = 0,
> +				.type = QUIRK_AUDIO_FIXED_ENDPOINT,
> +				.data = &(const struct audioformat) {
> +					.formats = SNDRV_PCM_FMTBIT_S24_3LE,
> +					.channels = 6, //Master, Headphones & Booth
> +					.iface = 0,
> +					.altsetting = 1,
> +					.altset_idx = 1,
> +					.endpoint = 0x01,
> +					.ep_attr = USB_ENDPOINT_XFER_ISOC|
> +						   USB_ENDPOINT_SYNC_ASYNC,
> +					.rates = SNDRV_PCM_RATE_44100,
> +					.rate_min = 44100,
> +					.rate_max = 44100,
> +					.nr_rates = 1,
> +					.rate_table = (unsigned int[]) { 44100 }
> +				}
> +			},
> +			{
> +				.ifnum = 0,
> +				.type = QUIRK_AUDIO_FIXED_ENDPOINT,
> +				.data = &(const struct audioformat) {
> +					.formats = SNDRV_PCM_FMTBIT_S24_3LE,
> +					.channels = 4, //2x RCA inputs (CH1 & CH2)
> +					.iface = 0,
> +					.altsetting = 1,
> +					.altset_idx = 1,
> +					.endpoint = 0x82,
> +					.ep_attr = USB_ENDPOINT_XFER_ISOC|
> +						 USB_ENDPOINT_SYNC_ASYNC|
> +						 USB_ENDPOINT_USAGE_IMPLICIT_FB,
> +					.rates = SNDRV_PCM_RATE_44100,
> +					.rate_min = 44100,
> +					.rate_max = 44100,
> +					.nr_rates = 1,
> +					.rate_table = (unsigned int[]) { 44100 }
> +				}
> +			},
> +			{
> +				.ifnum = -1
> +			}
> +		}
> +	}
> +},

The code change itself looks reasonable, but the patch misses the
description completely.  Could you give the patch description?
Also, a signed-off-by line is mandatory from the legal reason, so
please add this together and resubmit the patch.


Thanks!

Takashi