ALSA: snd-usb-caiaq: Add support for Traktor Audio 2

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/usb/Kconfig b/sound/usb/Kconfig
index 0fefdb4..97724d8 100644
--- a/sound/usb/Kconfig
+++ b/sound/usb/Kconfig
@@ -62,6 +62,7 @@
 	    * Native Instruments Audio 2 DJ
 	    * Native Instruments Audio 4 DJ
 	    * Native Instruments Audio 8 DJ
+	    * Native Instruments Traktor Audio 2
 	    * Native Instruments Guitar Rig Session I/O
 	    * Native Instruments Guitar Rig mobile
 	    * Native Instruments Traktor Kontrol X1
diff --git a/sound/usb/caiaq/audio.c b/sound/usb/caiaq/audio.c
index 68b9747..e411cd3 100644
--- a/sound/usb/caiaq/audio.c
+++ b/sound/usb/caiaq/audio.c
@@ -805,6 +805,7 @@
 	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO2DJ):
 	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ):
 	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ):
+	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORAUDIO2):
 		dev->samplerates |= SNDRV_PCM_RATE_88200;
 		break;
 	}
diff --git a/sound/usb/caiaq/device.c b/sound/usb/caiaq/device.c
index 6480c32..45bc4a2 100644
--- a/sound/usb/caiaq/device.c
+++ b/sound/usb/caiaq/device.c
@@ -46,6 +46,7 @@
 			 "{Native Instruments, Audio 2 DJ},"
 			 "{Native Instruments, Audio 4 DJ},"
 			 "{Native Instruments, Audio 8 DJ},"
+			 "{Native Instruments, Traktor Audio 2},"
 			 "{Native Instruments, Session I/O},"
 			 "{Native Instruments, GuitarRig mobile}"
 			 "{Native Instruments, Traktor Kontrol X1}"
@@ -140,6 +141,11 @@
 		.idVendor =     USB_VID_NATIVEINSTRUMENTS,
 		.idProduct =    USB_PID_TRAKTORKONTROLS4
 	},
+	{
+		.match_flags =  USB_DEVICE_ID_MATCH_DEVICE,
+		.idVendor =     USB_VID_NATIVEINSTRUMENTS,
+		.idProduct =    USB_PID_TRAKTORAUDIO2
+	},
 	{ /* terminator */ }
 };
 
diff --git a/sound/usb/caiaq/device.h b/sound/usb/caiaq/device.h
index e3d8a3e..b2b3101 100644
--- a/sound/usb/caiaq/device.h
+++ b/sound/usb/caiaq/device.h
@@ -17,6 +17,7 @@
 #define USB_PID_GUITARRIGMOBILE		0x0d8d
 #define USB_PID_TRAKTORKONTROLX1	0x2305
 #define USB_PID_TRAKTORKONTROLS4	0xbaff
+#define USB_PID_TRAKTORAUDIO2		0x041d
 
 #define EP1_BUFSIZE 64
 #define EP4_BUFSIZE 512