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authorGeoffrey D. Bennett <g@b4.vu>2019-07-29 00:42:45 +0930
committerTakashi Iwai <tiwai@suse.de>2019-07-28 17:47:48 +0200
commit9e4d5c1be21f0c00e747e92186784f3298309b3e (patch)
treed8d09dd93b1cdb6ae6353c8ffcc6a8e457b48000 /sound/usb/mixer_scarlett_gen2.h
parent2127c01b7f63b06a21559f56a8c81a3c6535bd1a (diff)
ALSA: usb-audio: Scarlett Gen 2 mixer interface
Add mixer quirk for the Focusrite Scarlett 6i6, 18i8, and 18i20 Gen 2 audio interfaces. Although the interfaces are USB compliant, additional input/output level controls and hardware routing/mixing functionality are available using proprietary USB requests. Signed-off-by: Geoffrey D. Bennett <g@b4.vu> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/mixer_scarlett_gen2.h')
-rw-r--r--sound/usb/mixer_scarlett_gen2.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/sound/usb/mixer_scarlett_gen2.h b/sound/usb/mixer_scarlett_gen2.h
new file mode 100644
index 000000000000..52e1dad77afd
--- /dev/null
+++ b/sound/usb/mixer_scarlett_gen2.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __USB_MIXER_SCARLETT_GEN2_H
+#define __USB_MIXER_SCARLETT_GEN2_H
+
+int snd_scarlett_gen2_controls_create(struct usb_mixer_interface *mixer);
+
+#endif /* __USB_MIXER_SCARLETT_GEN2_H */