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Mon, 9 Feb 2026 15:08:42 +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 1AGQMHr4iWnNJwAAD6G6ig (envelope-from ); Mon, 09 Feb 2026 15:08:42 +0000 Date: Mon, 09 Feb 2026 16:08:42 +0100 Message-ID: <87a4xi0xad.wl-tiwai@suse.de> From: Takashi Iwai To: Qihang Guo Cc: Takashi Iwai , Jaroslav Kysela , linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] ALSA: usb-audio: Add DSD support for iBasso DC04U 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=US-ASCII X-Spam-Score: -3.51 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)[]; MIME_TRACE(0.00)[0:+]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; SPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from]; ARC_NA(0.00)[]; FREEMAIL_TO(0.00)[outlook.com]; RBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from]; TO_DN_SOME(0.00)[]; FUZZY_RATELIMITED(0.00)[rspamd.com]; FREEMAIL_ENVRCPT(0.00)[outlook.com]; RCPT_COUNT_FIVE(0.00)[5]; RCVD_COUNT_TWO(0.00)[2]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DNSWL_BLOCKED(0.00)[2a07:de40:b281:104:10:150:64:97:from,2a07:de40:b281:106:10:150:64:167:received]; RCVD_VIA_SMTP_AUTH(0.00)[]; RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received]; RCVD_TLS_ALL(0.00)[]; DKIM_TRACE(0.00)[suse.de:+]; DBL_BLOCKED_OPENRESOLVER(0.00)[outlook.com:email,imap1.dmz-prg2.suse.org:rdns,imap1.dmz-prg2.suse.org:helo,suse.de:dkim,suse.de:mid] X-Spam-Level: X-Rspamd-Action: no action X-Rspamd-Queue-Id: 0C19C5BD23 X-Rspamd-Server: rspamd1.dmz-prg2.suse.org X-Spam-Flag: NO On Mon, 09 Feb 2026 11:04:18 +0100, Qihang Guo wrote: > > From: V-Conet > > Vendor ID 0x0661 is assigned to Hamamatsu Photonics K.K., > but is used by iBasso for iBasso DC04U (0x0661:0x0883), > which supports native DSD playback. > > This patch adds QUIRK_FLAG_DSD_RAW for iBasso DC04U, enabling > native DSD playback (DSD_U32_BE). The change has been verified > on Arch Linux using mpd and pw-cat. > > Signed-off-by: Qihang Guo Thanks, applied now. Takashi