From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 60A35C4332F for ; Fri, 4 Nov 2022 10:00:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231614AbiKDKAG (ORCPT ); Fri, 4 Nov 2022 06:00:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36318 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230045AbiKDKAC (ORCPT ); Fri, 4 Nov 2022 06:00:02 -0400 Received: from smtp-out1.suse.de (smtp-out1.suse.de [IPv6:2001:67c:2178:6::1c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 462971CFF4 for ; Fri, 4 Nov 2022 03:00:01 -0700 (PDT) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id 023CB218D9; Fri, 4 Nov 2022 10:00:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1667556000; 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; bh=1gqAXouZDLPMsvqekIqcsljM2bPixwWx78qKdWphneg=; b=YNsjZVB//XeBjIAqSRpljyZl/xai3gcpC6xi9ClvnYRQBiaUNDs1b97KoQDyuoyxH1LJJJ lZMBYtpvHo+KsTD7hVUNfl5WPiNZ2lsJ4nk+zSKo4GktlDFk7rogkykz0e4Aw98JYmH9Dc VDpp36VIShtDNUPI4j0sK3sFRNtBWg4= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1667556000; 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; bh=1gqAXouZDLPMsvqekIqcsljM2bPixwWx78qKdWphneg=; b=rWhATQZDXjfTmTXuIqJEg5Gx2U5HYkZgmL1ZC4gB4IM8yV8rjM6wEg3PcQk+sV2HLItjMj lZ5eQ4zMA5MT3GDw== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id D3A741346F; Fri, 4 Nov 2022 09:59:59 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id WUDjMp/iZGOMFQAAMHmgww (envelope-from ); Fri, 04 Nov 2022 09:59:59 +0000 Date: Fri, 04 Nov 2022 10:59:59 +0100 Message-ID: <87pme3jazk.wl-tiwai@suse.de> From: Takashi Iwai To: =?ISO-2022-JP?B?GyRCZ2hENhsoQg==?= Cc: , , , Subject: Re: =?GB2312?B?u9i4tDo=?= Re: [PATCH] ALSA: usb-audio: fix Hamedal C20 usb camero disconnect issue In-Reply-To: <2dqg84ayapd-2dqhi24dcj6@nsmail6.0> User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/27.2 Mule/6.0 MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=ISO-2022-JP Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 04 Nov 2022 10:50:48 +0100, 艾超 wrote: > > I 'm sorry, I don't know whether you receiver my mail for 'lsusb -v' to > Hamedal C20 I received your previous mails including lsusb -v output. But the post was filtered out by some reason? So the audio device looks like a UAC1 device. And this one requires to keep up the USB interface up even if the audio stream is closed (not about the parameter changes)? Takashi