From a47306a74c31557b1e5cab54642950bbb20294cb Mon Sep 17 00:00:00 2001 From: "Geoffrey D. Bennett" Date: Tue, 14 Apr 2026 03:03:00 +0930 Subject: [PATCH] ALSA: usb-audio: Exclude Scarlett 18i20 1st Gen from SKIP_IFACE_SETUP Same issue as the other 1st Gen Scarletts: QUIRK_FLAG_SKIP_IFACE_SETUP causes distorted audio on the Scarlett 18i20 1st Gen (1235:800c). Fixes: 38c322068a26 ("ALSA: usb-audio: Add QUIRK_FLAG_SKIP_IFACE_SETUP") Reported-by: tucktuckg00se [https://github.com/geoffreybennett/linux-fcp/issues/54] Signed-off-by: Geoffrey D. Bennett Link: https://patch.msgid.link/ad0ozNnkcFrcjVQz@m.b4.vu Signed-off-by: Takashi Iwai --- sound/usb/quirks.c | 1 + 1 file changed, 1 insertion(+) diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index 519d9d1a2a416..8fc36d1cfb9d2 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -2501,6 +2501,7 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = { QUIRK_FLAG_VALIDATE_RATES), DEVICE_FLG(0x1235, 0x8006, 0), /* Focusrite Scarlett 2i2 1st Gen */ DEVICE_FLG(0x1235, 0x800a, 0), /* Focusrite Scarlett 2i4 1st Gen */ + DEVICE_FLG(0x1235, 0x800c, 0), /* Focusrite Scarlett 18i20 1st Gen */ DEVICE_FLG(0x1235, 0x8016, 0), /* Focusrite Scarlett 2i2 1st Gen */ DEVICE_FLG(0x1235, 0x801c, 0), /* Focusrite Scarlett Solo 1st Gen */ VENDOR_FLG(0x1235, /* Focusrite Novation */ -- 2.47.3