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Mon, 3 Aug 2026 06:59:29 +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 4fRwJFE8cGqNBwAAD6G6ig (envelope-from ); Mon, 03 Aug 2026 06:59:29 +0000 Date: Mon, 03 Aug 2026 08:59:29 +0200 Message-ID: <87bjbjbsfi.wl-tiwai@suse.de> From: Takashi Iwai To: Rong Zhang Cc: Jaroslav Kysela , Takashi Iwai , linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org, Brian van den Berg Subject: Re: [PATCH] ALSA: usb-audio: Add QUIRK_FLAG_MIXER_GET_CUR_BROKEN for Logitech PRO X 2 LIGHTSPEED In-Reply-To: <20260731-uac-lg-pro-x-2-ls-v1-1-268eaefe66ab@rong.moe> References: <20260731-uac-lg-pro-x-2-ls-v1-1-268eaefe66ab@rong.moe> 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=US-ASCII 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)[-0.994]; MIME_GOOD(-0.10)[text/plain]; MIME_TRACE(0.00)[0:+]; RCVD_VIA_SMTP_AUTH(0.00)[]; TO_DN_SOME(0.00)[]; ARC_NA(0.00)[]; RCVD_TLS_ALL(0.00)[]; URIBL_BLOCKED(0.00)[imap1.dmz-prg2.suse.org:helo,suse.de:mid]; RCPT_COUNT_FIVE(0.00)[6]; FROM_HAS_DN(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FROM_EQ_ENVFROM(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo,proton.me:email,suse.de:mid,rong.moe:email] X-Spam-Flag: NO X-Spam-Score: -3.30 X-Spam-Level: On Fri, 31 Jul 2026 15:45:05 +0200, Rong Zhang wrote: > > The UAC mixer of the Logitech PRO X 2 LIGHTSPEED has broken mixer > GET_CUR behavior but otherwise works fine. > > Add a quirk table entry matching VID/PID=0x046d/0x0af7 and apply the > MIXER_GET_CUR_BROKEN quirk flag to make the mixer usable again. > > Quirky device sample (after applying the quirk flag): > > usb 3-2.1: New USB device found, idVendor=046d, idProduct=0af7, bcdDevice= 1.00 > usb 3-2.1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 > usb 3-2.1: Product: PRO X 2 LIGHTSPEED > usb 3-2.1: Manufacturer: Logitech > usb 3-2.1: SerialNumber: 0000000000000000 > usb 3-2.1: 2:0: broken mixer GET_CUR (-18944/0/256 => -2662) > usb 3-2.1: 6:0: broken mixer GET_CUR (-18944/0/256 => 0) > > Suggested-by: Brian van den Berg > Reported-by: Brian van den Berg > Link: https://lore.kernel.org/all/370007e6-b73b-4bfc-8410-a860781c7ad7@proton.me/ > Signed-off-by: Rong Zhang Thanks, applied now. Takashi