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Mon, 17 Aug 2026 11:53:19 +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 yHqZKC/2gmqEUwAAD6G6ig (envelope-from ); Mon, 17 Aug 2026 11:53:19 +0000 Date: Mon, 17 Aug 2026 13:53:19 +0200 Message-ID: <877blprmj4.wl-tiwai@suse.de> From: Takashi Iwai To: =?GB2312?B?uvrBrMfa?= Cc: "perex@perex.cz" , "tiwai@suse.com" , "linux-sound@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH] ALSA: usb-audio: Add delay quirk for SPACETOUCH USB Audio In-Reply-To: References: User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/30.2 Mule/6.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=GB2312 Content-Transfer-Encoding: 8bit X-Spamd-Result: default: False [-3.30 / 50.00]; BAYES_HAM(-3.00)[99.99%]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-0.993]; MIME_GOOD(-0.10)[text/plain]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; ARC_NA(0.00)[]; TO_DN_EQ_ADDR_SOME(0.00)[]; TO_DN_SOME(0.00)[]; MIME_TRACE(0.00)[0:+]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; RCVD_TLS_ALL(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; RCPT_COUNT_FIVE(0.00)[5]; RCVD_COUNT_TWO(0.00)[2]; RCVD_VIA_SMTP_AUTH(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[vivo.com:email,suse.de:mid,imap1.dmz-prg2.suse.org:helo] X-Spam-Flag: NO X-Spam-Score: -3.30 X-Spam-Level: On Mon, 17 Aug 2026 13:19:42 +0200, ºúÁ¬ÇÚ wrote: > > Audio control requests that set sampling frequency sometimes fail on > this card. Adding delay between control messages eliminates that problem. > > usb 1-1: New USB device found, idVendor=0666, idProduct=0880 > usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 > usb 1-1: Product: USB Audio > usb 1-1: Manufacturer: SPACETOUCH > usb 1-1: SerialNumber: 000000000 > > Signed-off-by: Lianqin Hu Applied now. Thanks. Takashi