From 7571b6a17fcc5e4f6903f065a82d0e38011346ed Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Szabolcs=20Sz=C5=91ke?= <szszoke.code@gmail.com>
Date: Fri, 11 Oct 2019 19:19:36 +0200
Subject: [PATCH] ALSA: usb-audio: Disable quirks for BOSS Katana amplifiers
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Git-commit: 7571b6a17fcc5e4f6903f065a82d0e38011346ed
Patch-mainline: v5.4-rc4
References: bsc#1051510 bsc#1111666
BOSS Katana amplifiers cannot be used for recording or playback if quirks
are applied
Buglink: https://bugzilla.kernel.org/show_bug.cgi?id=195223
Signed-off-by: Szabolcs Szőke <szszoke.code@gmail.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20191011171937.8013-1-szszoke.code@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
sound/usb/pcm.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index 33cd26763c0e..ff5ab24f3bd1 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -348,6 +348,9 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs,
ep = 0x84;
ifnum = 0;
goto add_sync_ep_from_ifnum;
+ case USB_ID(0x0582, 0x01d8): /* BOSS Katana */
+ /* BOSS Katana amplifiers do not need quirks */
+ return 0;
}
if (attr == USB_ENDPOINT_SYNC_ASYNC &&
--
2.16.4