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Fri, 17 Apr 2026 15:51:13 +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 kstDEfFW4mmDdgAAD6G6ig (envelope-from ); Fri, 17 Apr 2026 15:51:13 +0000 Date: Fri, 17 Apr 2026 17:51:12 +0200 Message-ID: <87se8td1qn.wl-tiwai@suse.de> From: Takashi Iwai To: Juan Pablo Fuentealba Bizama Cc: linux-sound@vger.kernel.org, tiwai@suse.de Subject: Re: [PATCH v3] ALSA: usb-audio: Add quirk for SmartlinkTechnology M01 In-Reply-To: <20260417150748.6684-1-jpfuentealbabizama@gmail.com> References: <87o6jido5j.wl-tiwai@suse.de> <20260417150748.6684-1-jpfuentealbabizama@gmail.com> User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/30.2 Mule/6.0 Precedence: bulk X-Mailing-List: linux-sound@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-Rspamd-Action: no action X-Rspamd-Server: rspamd2.dmz-prg2.suse.org X-Spamd-Result: default: False [-3.51 / 50.00]; BAYES_HAM(-3.00)[99.99%]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; FREEMAIL_TO(0.00)[gmail.com]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FUZZY_RATELIMITED(0.00)[rspamd.com]; ARC_NA(0.00)[]; RBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from]; TO_DN_SOME(0.00)[]; MIME_TRACE(0.00)[0:+]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FREEMAIL_ENVRCPT(0.00)[gmail.com]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; SPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from]; RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received]; RCPT_COUNT_THREE(0.00)[3]; RCVD_VIA_SMTP_AUTH(0.00)[]; DKIM_TRACE(0.00)[suse.de:+]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo,imap1.dmz-prg2.suse.org:rdns] X-Rspamd-Queue-Id: 8A3BA5BD48 X-Spam-Flag: NO X-Spam-Score: -3.51 X-Spam-Level: On Fri, 17 Apr 2026 17:07:48 +0200, Juan Pablo Fuentealba Bizama wrote: > > Hi Takashi, > > I've been testing this patch on the actual hardware (SmartlinkTechnology M01, 301a:159b) with a custom compiled kernel, and unfortunately it seems to cause a regression. > > While the device is correctly detected and appears in /proc/asound/cards, it fails to create any PCM capture device (it's not listed by arecord -l). Before the patch, the device worked, albeit with low volume. Now it seems the quirk is insufficient to enable audio capture on this specific device, effectively muting it. > > Given this, could we please revert this patch for now? I can prepare the revert patch and send it as v4 if that's the correct procedure. OK, then let's scratch for now. Takashi