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

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Date:   Tue, 10 Nov 2020 16:17:40 +1000
From:   Daniel <dmanlfc@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     dmanlfc@...il.com, Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Hector Martin <marcan@...can.st>,
        Alexander Tsoy <alexander@...y.me>,
        Kai-Heng Feng <kai.heng.feng@...onical.com>,
        František Kučera <franta-linux@...ntovo.cz>,
        Dmitry Panchenko <dmitry@...ystems.ee>,
        Gregor Pintar <grpintar@...il.com>,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: [PATCH] ALSA: usb-audio : Add support for the Pioneer DJ DDJ-RR controller.

---
 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
+			}
+		}
+	}
+},
 {
 	/*
 	 * Pioneer DJ DJM-900NXS2
-- 
2.29.2