From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AA17C5223 for ; Mon, 15 Jul 2024 06:22:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721024574; cv=none; b=ncaVws35m8QTFp18o5Fndlpl21vW+o4frrnomEAFZu8v9uqNhgRc/rYfHCd3rUzXivTShEE1HAtCPPepG/uCsDlfh+lLQEDpJuuV5aaP8ocDcClQUUpEmxbpTmP1JyLffCZZKu1cdpqNJGpI0pfcDO4n0Uo3+VjELAeTpRLmhNQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721024574; c=relaxed/simple; bh=15ONLbLYNtoigo+icZZ2XfefDBTYuiUSJy+ucQ31YAY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=XYS9bhMNLmuiMUiXiANli0EbO0P2QrHGdWBuW7RnzKz0rFOP6PrlX13PeJjFl8c74jSwJUbRAEooBcq+/mPPqmB3c5skmhgmw3MXZpKw7vm4lO59Nb0n3O1kDZgLq/j0nbUnEaJnXCQeGrMvx7VIzeuB1DVZwVtzCaTnI5UHqOk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=cO9FaQE/; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="cO9FaQE/" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AA853C4AF0A; Mon, 15 Jul 2024 06:22:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1721024574; bh=15ONLbLYNtoigo+icZZ2XfefDBTYuiUSJy+ucQ31YAY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=cO9FaQE/GUxYGGsuxeI9Bo9vcEYdLybjtwTlxZn78pbZ+MiWg7vb5Tlcqj/Groirr 7sz/BBdUoYgTgY4fvBdmViOCqd1PHNZHtWhLCiJqoLBe4Cd0o8Y7+BC5CRyvO4judt l8KPiwtleZ5rvYeOrDH5D83rJxGbBEpaKScBCgdvjZdpC8X61b0nYbkaw8VOHD3eeH u5VPzgBNuFXizJinC9LGI8X8K7L883iGQYQv7ChTMxX+AvFhT7I3r7dDD/lUibHbnj 4M6GQvf1yCJLnd2sJocKOpB1i2YOr4ZZZv6Am7qjWYY1GdhKxpqn9lKazYli+ORjqx HTn9iKCZNGLbw== Date: Mon, 15 Jul 2024 11:52:50 +0530 From: Vinod Koul To: Jaroslav Kysela Cc: linux-sound@vger.kernel.org, Takashi Iwai , Mark Brown , Shengjiu Wang , Nicolas Dufresne , Amadeusz =?utf-8?B?U8WCYXdpxYRza2k=?= , Pierre-Louis Bossart Subject: Re: [PATCH v4] ALSA: compress_offload: introduce passthrough operation mode Message-ID: References: <20240624135820.516893-1-perex@perex.cz> Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On 12-07-24, 18:45, Jaroslav Kysela wrote: > On 02. 07. 24 15:51, Vinod Koul wrote: > > > > What about the user of this API, i would like to see that as well > > > > > > Any audio streaming framework like gstreamer or ffmpeg who can accelerate > > > stream conversions in hardware for capable devices. > > > > I meant to see driver users along with this patch :-) > > > > That also reminds me to ask about usermode support for this, are you > > planning to support it in tinycompress? > > Yes, I do, but my time is limited in the next weeks, but it's on my to-do list. > > > > > > +A new direction SND_COMPRESS_PASSTHROUGH is introduced to identify > > > > > +the passthrough API. > > > > > > > > Is passthrough really a new good new name, this suggests data being > > > > passed thru but that is not the case... > > > > > > It's something like "PASS data THROUGH kernel/driver". So it makes sense. My > > > alternate name may be ACCEL (like acceleration). > > > > I like that.. > > To clarify, are you speaking about "passthrough" or "accel" here? Confirming that I would prefer 'accel' here and probably not to confuse with new 'accel' subsystem maybe compr_accel or something.. Better suggestions? -- ~Vinod