From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=195.135.223.131 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792828788; b=zDsPX/l644oPvMcKs4Ioh9WAgdBfLH7ZdkZkGhpfcsl3wq2W2VBHeQpvUpw122g/VF/2 eMWVMDE++kl62Vxhniez/PdVB7PU8T9XQxNt4a7tZbCGEQIjpntmcp8OrHbSowUfI+Hkr asAVHKOHzk8gD8ns320gt779XUQNcMu+zNtc9ae1+Te4M4FA+zfXIn5vqclhnQ8Vpv/qn 3DL5kww6wC6DSIhtW6Cx68YRffSQhMUO2kZPCdbT46kXwAmgC1mL1xzU9SDTu80mT68Bo B5DU1Ef+jbdumhdyXVLs5H84FU/gM+MPuL64aZ+hhup+o2jxMsG/cxIsylzU1Pv3utw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792828788; h=DMARC-Filter:Received:DKIM-Signature:DKIM-Signature:DKIM-Signature: DKIM-Signature:Received:Received:Date:Message-ID:From:To:Cc:Subject: In-Reply-To:References:User-Agent:MIME-Version:Content-Type: X-Spam-Flag:X-Spam-Level:X-Spamd-Result:X-Spam-Score; bh=hz8Ys8AWEAetFk1DxacoAKyJ8vI/KH9iUNxe4Sm8xio=; b=pBtov+qsQOHXCR10RdLJllYgmENqgu4OmqmQLyumK4wC7Z3K4m60huo0WGZhd+r3BS/Q a4MnoqCOM9mYBkyiTW31uhX3q68sVGKpP/Eb20v7tZwTiwCZjExFL8rXboLxbb3+d/bwG mTxddtC+ehklxXPFniihITkMivI7Bg8nx4x4ZEiVCT+6q/Max+7ZHAF//G6j8YGNUwo4s c3Aggtzhf3sE8hw7sAND2fUJuoDsACGN0SuSg0O8kisctRvYkswrbY46t7IzxL9BDLTVc WEjOudWNHL/IJFt+yQp9zsqqC1fd2shlTq0zfZp4g1wDIPj1jwBIOsIB6nyeAmSA+dw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=suse.de; spf=pass smtp.mailfrom=suse.de; dkim=pass header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=v706K8Q+; dkim=pass header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=3p9NEqFq; dkim=pass header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=v706K8Q+; dkim=neutral header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=3p9NEqFq; arc=none smtp.remote-ip=195.135.223.131 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.223.131]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A4A0B606A31A; Sat, 24 Oct 2026 07:59:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org A4A0B606A31A Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=suse.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=suse.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=v706K8Q+; dkim=pass header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=3p9NEqFq; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=v706K8Q+; dkim=neutral header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=3p9NEqFq Received: from imap1.dmz-prg2.suse.org (unknown [10.150.64.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id A90621F44E; Sat, 24 Oct 2026 07:59:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1792828785; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=hz8Ys8AWEAetFk1DxacoAKyJ8vI/KH9iUNxe4Sm8xio=; b=v706K8Q+2UZeiXKIgWp8fdAYk25Ybx7Mkm+S6/JuVA3AOcRwEC9TqdvVXUsMR6woZV5jN7 Gg//HAXKWhfCRSOUZIY9uKyopU9r5W232a+sG44I+n3GfajiqKH/6JBCNUJ6imCG6NQZCw 0aluVc+kSSOEqRIrAU4DcWCYyQyfesY= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1792828785; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=hz8Ys8AWEAetFk1DxacoAKyJ8vI/KH9iUNxe4Sm8xio=; b=3p9NEqFqXAe3cagAGXPlB2PiV06MP8a7HjbQHy7jHVe54iDr2cFiAEWGrcxOaCX0OraW/q gwdw7c9AlVCIUHBg== Authentication-Results: smtp-out2.suse.de; none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1792828785; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=hz8Ys8AWEAetFk1DxacoAKyJ8vI/KH9iUNxe4Sm8xio=; b=v706K8Q+2UZeiXKIgWp8fdAYk25Ybx7Mkm+S6/JuVA3AOcRwEC9TqdvVXUsMR6woZV5jN7 Gg//HAXKWhfCRSOUZIY9uKyopU9r5W232a+sG44I+n3GfajiqKH/6JBCNUJ6imCG6NQZCw 0aluVc+kSSOEqRIrAU4DcWCYyQyfesY= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1792828785; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=hz8Ys8AWEAetFk1DxacoAKyJ8vI/KH9iUNxe4Sm8xio=; b=3p9NEqFqXAe3cagAGXPlB2PiV06MP8a7HjbQHy7jHVe54iDr2cFiAEWGrcxOaCX0OraW/q gwdw7c9AlVCIUHBg== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id 3A1EF134EA; Sat, 24 Oct 2026 07:59:45 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id kwuvA3Fl3GqfQAAAD6G6ig (envelope-from ); Sat, 24 Oct 2026 07:59:45 +0000 Date: Sat, 24 Oct 2026 09:59:44 +0200 Message-ID: <87ld7n8r67.wl-tiwai@suse.de> From: Takashi Iwai To: Gergo Koteles Cc: Takashi Iwai , linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org, Will Bush Subject: Re: [PATCH] ALSA: usb-audio: Avoid applying boot quirk for Behringer UMC204HD In-Reply-To: <8075e4d5ed4b5523a088840c5574d4c0e49307ff.camel@irl.hu> References: <20261019102347.2425406-1-tiwai@suse.de> <8075e4d5ed4b5523a088840c5574d4c0e49307ff.camel@irl.hu> User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/30.2 Mule/6.0 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-Spam-Flag: NO X-Spam-Level: X-Spamd-Result: default: False [-12.30 / 50.00]; SUSE_INTERNAL_BYPASS(-9.00)[]; BAYES_HAM(-3.00)[100.00%]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; RCVD_VIA_SMTP_AUTH(0.00)[]; MIME_TRACE(0.00)[0:+]; ARC_NA(0.00)[]; TO_DN_SOME(0.00)[]; RCVD_TLS_ALL(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_FIVE(0.00)[5]; FROM_EQ_ENVFROM(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.com:url,suse.de:email] X-Spam-Score: -12.30 On Fri, 23 Oct 2026 22:04:02 +0200, Gergo Koteles wrote: > > Hi Takashi, > > On Mon, 2026-10-19 at 12:23 +0200, Takashi Iwai wrote: > > There have been reports about a regression with the recent boot quirk > > for Behringer devices; it broke UMC204HD models(1397:0508 and > > 1397:0509). The quirk was to just run usb_get_descriptor(), so I > > expected it rather harmful, but in this case, it doesn't look so, > > resulting in an error like 'failed to read device descriptor: -110' > > that leads to a fatal probe error. > > > > As a quick workaround, skip the quirk for those UMC204HD models. > > > > Fixes: b5c4823cf3e4 ("ALSA: usb-audio: Apply boot quirk for Behringer models generically") > > Reported-by: Will Bush > > Closes: https://lore.kernel.org/45162613-2802-401c-84c9-742f9c8c68e6@app.fastmail.com > > Closes: https://bugzilla.suse.com/show_bug.cgi?id=1285896 > > Signed-off-by: Takashi Iwai > > --- > > sound/usb/quirks.c | 9 ++++++++- > > 1 file changed, 8 insertions(+), 1 deletion(-) > > > > diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c > > index 4fadb1fdcdea..4ac4aef47dd7 100644 > > --- a/sound/usb/quirks.c > > +++ b/sound/usb/quirks.c > > @@ -1790,8 +1790,15 @@ int snd_usb_apply_boot_quirk_once(struct usb_device *dev, > > } > > > > /* Behringer devices may need explicit device descriptor read at boot */ > > - if (USB_ID_VENDOR(id) == 0x1397) > > + if (USB_ID_VENDOR(id) == 0x1397) { > > + /* the quirk seems breaking on some Behringer devices */ > > + switch (id) { > > + case USB_ID(0x1397, 0x0508): /* UMC204HD */ > > + case USB_ID(0x1397, 0x0509): /* UMC204HD */ > > 0x0509 is the UMC404HD > > https://linux-hardware.org/?id=usb:1397-0509 You're right. I'll correct it. thanks, Takashi