From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_NEOMUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1FA17C433F4 for ; Tue, 28 Aug 2018 14:56:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CC77C20836 for ; Tue, 28 Aug 2018 14:56:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CC77C20836 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728451AbeH1Ssg (ORCPT ); Tue, 28 Aug 2018 14:48:36 -0400 Received: from mail.bootlin.com ([62.4.15.54]:50543 "EHLO mail.bootlin.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726975AbeH1Ssg (ORCPT ); Tue, 28 Aug 2018 14:48:36 -0400 Received: by mail.bootlin.com (Postfix, from userid 110) id EED4920797; Tue, 28 Aug 2018 16:56:32 +0200 (CEST) Received: from localhost (AAubervilliers-681-1-53-19.w90-88.abo.wanadoo.fr [90.88.170.19]) by mail.bootlin.com (Postfix) with ESMTPSA id 783D222A49; Tue, 28 Aug 2018 16:56:15 +0200 (CEST) Date: Tue, 28 Aug 2018 16:56:14 +0200 From: Maxime Ripard To: Paul Kocialkowski Cc: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devel@driverdev.osuosl.org, Mauro Carvalho Chehab , Rob Herring , Mark Rutland , Chen-Yu Tsai , Greg Kroah-Hartman , Thomas Petazzoni , Randy Li , Hans Verkuil , Ezequiel Garcia , Tomasz Figa , Alexandre Courbot , Philipp Zabel , Laurent Pinchart , Sakari Ailus , linux-sunxi@googlegroups.com Subject: Re: [PATCH v8 4/8] media: platform: Add Cedrus VPU decoder driver Message-ID: <20180828145614.rovduhq676eag3gz@flea> References: <20180828073424.30247-1-paul.kocialkowski@bootlin.com> <20180828073424.30247-5-paul.kocialkowski@bootlin.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="2unr7vok42r5f56p" Content-Disposition: inline In-Reply-To: <20180828073424.30247-5-paul.kocialkowski@bootlin.com> User-Agent: NeoMutt/20180716 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --2unr7vok42r5f56p Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Aug 28, 2018 at 09:34:20AM +0200, Paul Kocialkowski wrote: > This introduces the Cedrus VPU driver that supports the VPU found in > Allwinner SoCs, also known as Video Engine. It is implemented through > a v4l2 m2m decoder device and a media device (used for media requests). > So far, it only supports MPEG2 decoding. >=20 > Since this VPU is stateless, synchronization with media requests is > required in order to ensure consistency between frame headers that > contain metadata about the frame to process and the raw slice data that > is used to generate the frame. >=20 > This driver was made possible thanks to the long-standing effort > carried out by the linux-sunxi community in the interest of reverse > engineering, documenting and implementing support for Allwinner VPU. >=20 > Signed-off-by: Paul Kocialkowski Acked-by: Maxime Ripard Maxime --=20 Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com --2unr7vok42r5f56p Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEE0VqZU19dR2zEVaqr0rTAlCFNr3QFAluFYo0ACgkQ0rTAlCFN r3QJOA/9FoAMH1yDyRaBPYbQVjztJN5W1XFxe8VK6XPyGvoWe3SmdwVIwR+zKnwW dStsy9NNExPxuNHFHKM30YBYHhd3tV4LSW+LhEQcSDfSNBg77WLrrJeFS4oKNFYL phemhtdiQntVi/+//eQqAPWfjW/RPMt9akrfXvxdjZFFRDXI0Ag/I0ZS75lrJiyz bW+7Gh8dKDn+E4X9s/N7ljh2RNSsX6ocgHRZbmfvl4uR4WamxzdB3oT0bowkQy3V PkukrLoK+pI6kEq2dxNDegf7pF+TenOf5mqL5KCp2W//3vO9OQKchU2C6woD2fOl NjxwyjF3dZIhAYD6tcp06gf77y6UIhSqTxnNN5LN8U0AA8NspZsDnipmUfr7+Bvf 5nofBiRJNmZ705SnuiToQRgSPaeHh141RldASTTILf7glhg2Q/0Ti+TcEH6Cs+mz IvAQ95UnkANThua7C2PRQlBhnIRibAw5r8ggBrIZz5uaIGclzqFYZN7Ky3QvNSsQ QdNpIGyOGgBy3B6GTqGCqkFbaBNbLW/Zqb1e/PiE+ALbJys0KgZX2o48FDeNBDPT cYRKWAKXgjLwLBgFLNF3bSpfXFf/tUpkag7eXQhGZzCVsQ3kPQ/8Aix2ayFjQa6G ZlhyooHQEadcNJC3GxQi6UsyCwfhAbfZoUYS11uJzTz/bKKViY4= =08WM -----END PGP SIGNATURE----- --2unr7vok42r5f56p-- From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Ripard Subject: Re: [PATCH v8 4/8] media: platform: Add Cedrus VPU decoder driver Date: Tue, 28 Aug 2018 16:56:14 +0200 Message-ID: <20180828145614.rovduhq676eag3gz@flea> References: <20180828073424.30247-1-paul.kocialkowski@bootlin.com> <20180828073424.30247-5-paul.kocialkowski@bootlin.com> Reply-To: maxime.ripard-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="2unr7vok42r5f56p" Return-path: Sender: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Content-Disposition: inline In-Reply-To: <20180828073424.30247-5-paul.kocialkowski-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: Paul Kocialkowski Cc: linux-media-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devel-gWbeCf7V1WCQmaza687I9mD2FQJk+8+b@public.gmane.org, Mauro Carvalho Chehab , Rob Herring , Mark Rutland , Chen-Yu Tsai , Greg Kroah-Hartman , Thomas Petazzoni , Randy Li , Hans Verkuil , Ezequiel Garcia , Tomasz Figa , Alexandre Courbot , Philipp Zabel , Laurent Pinchart , Sakari Ailus , linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org List-Id: devicetree@vger.kernel.org --2unr7vok42r5f56p Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline On Tue, Aug 28, 2018 at 09:34:20AM +0200, Paul Kocialkowski wrote: > This introduces the Cedrus VPU driver that supports the VPU found in > Allwinner SoCs, also known as Video Engine. It is implemented through > a v4l2 m2m decoder device and a media device (used for media requests). > So far, it only supports MPEG2 decoding. > > Since this VPU is stateless, synchronization with media requests is > required in order to ensure consistency between frame headers that > contain metadata about the frame to process and the raw slice data that > is used to generate the frame. > > This driver was made possible thanks to the long-standing effort > carried out by the linux-sunxi community in the interest of reverse > engineering, documenting and implementing support for Allwinner VPU. > > Signed-off-by: Paul Kocialkowski Acked-by: Maxime Ripard Maxime -- Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com --2unr7vok42r5f56p-- From mboxrd@z Thu Jan 1 00:00:00 1970 From: maxime.ripard@bootlin.com (Maxime Ripard) Date: Tue, 28 Aug 2018 16:56:14 +0200 Subject: [PATCH v8 4/8] media: platform: Add Cedrus VPU decoder driver In-Reply-To: <20180828073424.30247-5-paul.kocialkowski@bootlin.com> References: <20180828073424.30247-1-paul.kocialkowski@bootlin.com> <20180828073424.30247-5-paul.kocialkowski@bootlin.com> Message-ID: <20180828145614.rovduhq676eag3gz@flea> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue, Aug 28, 2018 at 09:34:20AM +0200, Paul Kocialkowski wrote: > This introduces the Cedrus VPU driver that supports the VPU found in > Allwinner SoCs, also known as Video Engine. It is implemented through > a v4l2 m2m decoder device and a media device (used for media requests). > So far, it only supports MPEG2 decoding. > > Since this VPU is stateless, synchronization with media requests is > required in order to ensure consistency between frame headers that > contain metadata about the frame to process and the raw slice data that > is used to generate the frame. > > This driver was made possible thanks to the long-standing effort > carried out by the linux-sunxi community in the interest of reverse > engineering, documenting and implementing support for Allwinner VPU. > > Signed-off-by: Paul Kocialkowski Acked-by: Maxime Ripard Maxime -- Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 833 bytes Desc: not available URL: