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Wed, 25 Feb 2026 14:58:39 +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 zCiDMx8On2kLeAAAD6G6ig (envelope-from ); Wed, 25 Feb 2026 14:58:39 +0000 Date: Wed, 25 Feb 2026 15:58:39 +0100 Message-ID: <87v7fkdg4g.wl-tiwai@suse.de> From: Takashi Iwai To: Panagiotis Foliadis Cc: Jaroslav Kysela , Takashi Iwai , linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Charalampos Mitrodimas Subject: Re: [PATCH] ALSA: hda/intel: increase default bdl_pos_adj for Nvidia controllers In-Reply-To: <20260225-nvidia-audio-fix-v1-1-b1383c37ec49@posteo.net> References: <20260225-nvidia-audio-fix-v1-1-b1383c37ec49@posteo.net> User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/30.2 Mule/6.0 Precedence: bulk X-Mailing-List: stable@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)[]; FUZZY_RATELIMITED(0.00)[rspamd.com]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; RBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from]; TO_DN_SOME(0.00)[]; RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received]; RCVD_TLS_ALL(0.00)[]; SPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_SEVEN(0.00)[7]; RCVD_COUNT_TWO(0.00)[2]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo,imap1.dmz-prg2.suse.org:rdns]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; DKIM_TRACE(0.00)[suse.de:+] X-Rspamd-Queue-Id: 2C1764DE40 X-Spam-Flag: NO X-Spam-Score: -3.51 X-Spam-Level: On Wed, 25 Feb 2026 15:53:43 +0100, Panagiotis Foliadis wrote: > > The default bdl_pos_adj of 32 for Nvidia HDA controllers is > insufficient on GA102 (and likely other recent Nvidia GPUs) after S3 > suspend/resume. The controller's DMA timing degrades after resume, > causing premature IRQ detection in azx_position_ok() which results in > silent HDMI/DP audio output despite userspace reporting a valid > playback state and correct ELD data. > > Increase bdl_pos_adj to 64 for AZX_DRIVER_NVIDIA, matching the value > already used by Intel Apollo Lake for the same class of timing issue. > > Cc: stable@vger.kernel.org > Closes: https://bugzilla.kernel.org/show_bug.cgi?id=221069 > Suggested-by: Charalampos Mitrodimas > Signed-off-by: Panagiotis Foliadis Thanks, applied now. Takashi