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Mon, 17 Aug 2026 11:51:40 +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 uan6Ccz1gmoOUgAAD6G6ig (envelope-from ); Mon, 17 Aug 2026 11:51:40 +0000 Date: Mon, 17 Aug 2026 13:51:39 +0200 Message-ID: <878q65rmlw.wl-tiwai@suse.de> From: Takashi Iwai To: raoxu Cc: perex@perex.cz, tiwai@suse.com, peter.ujfalusi@linux.intel.com, kai.vehmanen@linux.intel.com, tglx@kernel.org, broonie@kernel.org, stuart.a.hayhurst@gmail.com, wangruikang@iscas.ac.cn, zhangheng@kylinos.cn, cassiogabrielcontato@gmail.com, linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] ALSA: hda: Add Lisuan HDMI controller and codec support 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-Spamd-Result: default: False [-2.01 / 50.00]; BAYES_HAM(-3.00)[99.99%]; SUSPICIOUS_RECIPS(1.50)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MID_CONTAINS_FROM(1.00)[]; 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)[]; RCPT_COUNT_TWELVE(0.00)[13]; ARC_NA(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_TRACE(0.00)[0:+]; FREEMAIL_ENVRCPT(0.00)[gmail.com]; FREEMAIL_CC(0.00)[perex.cz,suse.com,linux.intel.com,kernel.org,gmail.com,iscas.ac.cn,kylinos.cn,vger.kernel.org]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:rdns,imap1.dmz-prg2.suse.org:helo,suse.de:mid,suse.de:dkim]; RCVD_VIA_SMTP_AUTH(0.00)[]; TAGGED_RCPT(0.00)[]; DKIM_TRACE(0.00)[suse.de:+]; SPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from] X-Spam-Flag: NO X-Spam-Score: -2.01 X-Spam-Level: X-Rspamd-Queue-Id: 881C983F5E X-Rspamd-Server: rspamd2.dmz-prg2.suse.org X-Rspamd-Action: no action On Mon, 17 Aug 2026 10:55:31 +0200, raoxu wrote: > > From: Xu Rao > > Lisuan GPUs expose an HD-audio controller at PCI ID 4c54:5010 and an > HDMI/DP codec with codec ID 0x4c545020. Neither ID is currently matched > by the HDA stack, leaving HDMI/DP audio unavailable on these devices. > > The existing downstream support uses the generic HDMI codec path and > attaches no Lisuan-specific capability flags to the controller. Its > dedicated AZX driver type only changes the short driver name. > > Use the corresponding generic upstream paths instead: bind 4c54:5010 to > AZX_DRIVER_GENERIC, register 0x4c545020 as MODEL_GENERIC, and add the > Lisuan codec vendor name. This keeps the enablement minimal and avoids > a vendor-only AZX driver type with no vendor-specific behavior. > > Signed-off-by: Xu Rao Applied now. Thanks. Takashi