From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.223.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4146C15A868 for ; Fri, 25 Oct 2024 08:56:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=195.135.223.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729846586; cv=none; b=J7DyeclrGkhxetC/a2NMCvlFh421wAdeeInbR3s0U46QTWoZyLz59QI3nBlHu0K+0PkPn1/v3r5UaexjWIbsJxIj7kz5V6TDLm54GmSe1j/feZn6xadsEFv88OzxE5FtYnwPzdDa8EibUwE+bzKU7IowWq58ze2s2ze2RQ9NVdE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729846586; c=relaxed/simple; bh=tZyX2fl1/Ql9bQnnA8Eti/Z+MYmve/GwcakR1O3abHA=; h=Date:Message-ID:From:To:Cc:Subject:In-Reply-To:References: MIME-Version:Content-Type; b=nlHVTwwOQ5cCOuv1RO6biFfkQSuiuKrHs7XQB9gArnt5l6FU+5amin9sLF07APt/vtQRq/AQh47qfyM+tWOw60X5QCUn180nJRRVsxNlnvIN/Vxn3s2p6jPmxO+5teOO7UmVT7J3f/VTqBxrQqU2qwYJjfnT3kiYLu9H8B41+kc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=suse.de; spf=pass smtp.mailfrom=suse.de; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b=ZolxMF7v; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b=0W7NVhe6; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b=ZolxMF7v; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b=0W7NVhe6; arc=none smtp.client-ip=195.135.223.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=suse.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=suse.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b="ZolxMF7v"; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b="0W7NVhe6"; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b="ZolxMF7v"; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b="0W7NVhe6" Received: from imap1.dmz-prg2.suse.org (imap1.dmz-prg2.suse.org [IPv6:2a07:de40:b281:104:10:150:64:97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 313BD1F7D6; Fri, 25 Oct 2024 08:56:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1729846582; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=tdKUtQv4VgtoLe6/K9eN01gwAJexE2AgcxmS2JcyVwo=; b=ZolxMF7vqHz3jtjOlpw2nhimCFFli+m/pC+BLBCscVMbM3qIXmWzJEKBd6vBOs25DsV+sV OJybB+/YL4cFhTGADKQ1fAu4iK7ZmpUnyxlDysv/3sWATVWeijkPcILF5ZAJEEUlsTkl6V 2wqc0WkjYtRoCK5RFMm7hBSXzk3Mp5g= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1729846582; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=tdKUtQv4VgtoLe6/K9eN01gwAJexE2AgcxmS2JcyVwo=; b=0W7NVhe6VpCZm+kcgUURV9eVjxR0u96xCxaIY15MQYamE0tPFOjJh+xQQbM9mMAz+Z+Fw/ VcFdicQRMaTF6tCw== Authentication-Results: smtp-out2.suse.de; dkim=pass header.d=suse.de header.s=susede2_rsa header.b=ZolxMF7v; dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b=0W7NVhe6 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1729846582; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=tdKUtQv4VgtoLe6/K9eN01gwAJexE2AgcxmS2JcyVwo=; b=ZolxMF7vqHz3jtjOlpw2nhimCFFli+m/pC+BLBCscVMbM3qIXmWzJEKBd6vBOs25DsV+sV OJybB+/YL4cFhTGADKQ1fAu4iK7ZmpUnyxlDysv/3sWATVWeijkPcILF5ZAJEEUlsTkl6V 2wqc0WkjYtRoCK5RFMm7hBSXzk3Mp5g= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1729846582; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=tdKUtQv4VgtoLe6/K9eN01gwAJexE2AgcxmS2JcyVwo=; b=0W7NVhe6VpCZm+kcgUURV9eVjxR0u96xCxaIY15MQYamE0tPFOjJh+xQQbM9mMAz+Z+Fw/ VcFdicQRMaTF6tCw== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id E669813B16; Fri, 25 Oct 2024 08:56:21 +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 FEaANjVdG2fcawAAD6G6ig (envelope-from ); Fri, 25 Oct 2024 08:56:21 +0000 Date: Fri, 25 Oct 2024 10:57:23 +0200 Message-ID: <875xpgtv9o.wl-tiwai@suse.de> From: Takashi Iwai To: Jaroslav Kysela Cc: Linux Sound ML , Mark Brown , Shengjiu Wang , Nicolas Dufresne , Amadeusz =?ISO-8859-2?Q?S=B3awi=F1ski?= , Pierre-Louis Bossart , Vinod Koul Subject: Re: [PATCH v6] ALSA: compress_offload: introduce accel operation mode In-Reply-To: <87seso2pgm.wl-tiwai@suse.de> References: <20241002093904.1809799-1-perex@perex.cz> <87seso2pgm.wl-tiwai@suse.de> User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/27.2 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=ISO-8859-2 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 313BD1F7D6 X-Spam-Score: -2.01 X-Rspamd-Action: no action 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)[]; 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:+]; FUZZY_BLOCKED(0.00)[rspamd.com]; TO_DN_ALL(0.00)[]; RBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from]; ARC_NA(0.00)[]; FREEMAIL_ENVRCPT(0.00)[gmail.com]; FREEMAIL_CC(0.00)[vger.kernel.org,kernel.org,gmail.com,ndufresne.ca,linux.intel.com,linux.dev]; 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]; RCPT_COUNT_SEVEN(0.00)[8]; TAGGED_RCPT(0.00)[]; RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received]; DKIM_TRACE(0.00)[suse.de:+]; RCVD_VIA_SMTP_AUTH(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:rdns,imap1.dmz-prg2.suse.org:helo,intel.com:email] X-Rspamd-Server: rspamd1.dmz-prg2.suse.org X-Spam-Flag: NO X-Spam-Level: On Tue, 22 Oct 2024 16:15:53 +0200, Takashi Iwai wrote: > > On Wed, 02 Oct 2024 11:39:04 +0200, > Jaroslav Kysela wrote: > > > > There is a requirement to expose the audio hardware that accelerates various > > tasks for user space such as sample rate converters, compressed > > stream decoders, etc. > > > > This is description for the API extension for the compress ALSA API which > > is able to handle "tasks" that are not bound to real-time operations > > and allows for the serialization of operations. > > > > For details, refer to "compress-accel.rst" document. > > > > Cc: Mark Brown > > Cc: Shengjiu Wang > > Cc: Nicolas Dufresne > > Cc: Amadeusz Sławiński > > Cc: Pierre-Louis Bossart > > Cc: Vinod Koul > > Signed-off-by: Jaroslav Kysela > > Are there any objections to this extension? > Otherwise I'd like to pick up for 6.13. Now the patch got merged to for-next branch for 6.13. I opened a topic branch "topic/compress-accel" that is cleanly based on 6.12-rc4. The further development can be based on this one. thanks, Takashi