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Tue, 20 Oct 2026 13:09:19 +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 iw3nBP9n12pSaQAAD6G6ig (envelope-from ); Tue, 20 Oct 2026 13:09:19 +0000 Date: Tue, 20 Oct 2026 15:09:18 +0200 Message-ID: <877bjch62p.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, Takashi Iwai Subject: Re: [PATCH 0/4] ALSA: usb-audio: Add dB scale quirks for AB13X and Xiaomi Speaker Mini In-Reply-To: <20261020-b4-uac-ya-audio-v1-0-2d6e053b7f50@rong.moe> References: <20261020-b4-uac-ya-audio-v1-0-2d6e053b7f50@rong.moe> 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-Score: -3.30 X-Spam-Level: X-Spamd-Result: default: False [-3.30 / 50.00]; BAYES_HAM(-3.00)[100.00%]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-0.995]; MIME_GOOD(-0.10)[text/plain]; URIBL_BLOCKED(0.00)[rong.moe:email,imap1.dmz-prg2.suse.org:helo]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; ARC_NA(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)[6]; RCVD_COUNT_TWO(0.00)[2]; RCVD_VIA_SMTP_AUTH(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo] On Mon, 19 Oct 2026 22:18:21 +0200, Rong Zhang wrote: > > I recently got two devices with insane volume control, so I tried to > measure their volume mapping and add dB scale quirks for them. > > PATCH 1 collects the code snippets for dB scale override into a helper > function, with unified info and warning messages, and also deconflicts > playback dB scale quirks of DragonFly. > > PATCH 2 applies the MV-SILICON linear volume quirk only to the affected > mixers, instead of the whole device. > > PATCH 3 adds dB scale quirk for an AB13X variant. > > PATCH 4 adds dB scale quirk for the Xiaomi Speaker Mini. > > Signed-off-by: Rong Zhang > --- > Rong Zhang (4): > ALSA: usb-audio: Unify dB scale override > ALSA: usb-audio: Apply MV-SILICON linear volume quirk per mixer > ALSA: usb-audio: Add dB scale quirk for an AB13X variant > ALSA: usb-audio: Add dB scale quirk for Xiaomi Speaker Mini JFYI, I postpone this for 7.5, as 7.4 merge window was already opened, and the code change amount is slightly too big as a last-minute fix. thanks, Takashi