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Subject[PATCH] ALSA: usb-audio: Add quirk for Focusrite Scarlett 18i8
Date
This patch is similar to commit 1762a59d8e8b5e99f6f4a0f292b40f3cacb108ba.
The same non-standard interface descriptor causes snd_usb_create_mixer()
to fail for the Focusrite Scarlett 18i8 as well.

Signed-off-by: Chris J Arges <christopherarges@gmail.com>
---
sound/usb/quirks-table.h | 46 ++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 46 insertions(+)

diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h
index 7f1585b..b954ec5 100644
--- a/sound/usb/quirks-table.h
+++ b/sound/usb/quirks-table.h
@@ -3232,6 +3232,52 @@ YAMAHA_DEVICE(0x7010, "UB99"),
}
}
},
+{
+ /*
+ * Focusrite Scarlett 18i8
+ *
+ * Avoid mixer creation similar to the Scarlett 18i6 interface.
+ */
+ USB_DEVICE(0x1235, 0x8014),
+ .driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) {
+ .vendor_name = "Focusrite",
+ .product_name = "Scarlett 18i8",
+ .ifnum = QUIRK_ANY_INTERFACE,
+ .type = QUIRK_COMPOSITE,
+ .data = & (const struct snd_usb_audio_quirk[]) {
+ {
+ /* InterfaceSubClass 1 (Control Device) */
+ .ifnum = 0,
+ .type = QUIRK_IGNORE_INTERFACE
+ },
+ {
+ .ifnum = 1,
+ .type = QUIRK_AUDIO_STANDARD_INTERFACE
+ },
+ {
+ .ifnum = 2,
+ .type = QUIRK_AUDIO_STANDARD_INTERFACE
+ },
+ {
+ /* InterfaceSubClass 1 (Control Device) */
+ .ifnum = 3,
+ .type = QUIRK_IGNORE_INTERFACE
+ },
+ {
+ .ifnum = 4,
+ .type = QUIRK_MIDI_STANDARD_INTERFACE
+ },
+ {
+ /* InterfaceSubClass 1 (Device Firmware Update) */
+ .ifnum = 5,
+ .type = QUIRK_IGNORE_INTERFACE
+ },
+ {
+ .ifnum = -1
+ }
+ }
+ }
+},

{
/*
--
1.7.9.5


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