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[209.85.161.46]) by smtp.gmail.com with ESMTPSA id u67-v6sm2457203ywa.56.2018.09.07.01.09.03 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 07 Sep 2018 01:09:03 -0700 (PDT) Received: by mail-yw1-f46.google.com with SMTP id l189-v6so5091286ywb.10 for ; Fri, 07 Sep 2018 01:09:03 -0700 (PDT) X-Received: by 2002:a0d:e547:: with SMTP id o68-v6mr3371415ywe.403.1536307743324; Fri, 07 Sep 2018 01:09:03 -0700 (PDT) MIME-Version: 1.0 References: <20180831074743.235010-1-acourbot@chromium.org> In-Reply-To: <20180831074743.235010-1-acourbot@chromium.org> From: Tomasz Figa Date: Fri, 7 Sep 2018 17:08:52 +0900 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [RFC PATCH] media: docs-rst: Document m2m stateless video decoder interface To: Alexandre Courbot Cc: Paul Kocialkowski , Mauro Carvalho Chehab , Hans Verkuil , Pawel Osciak , Linux Media Mailing List , Linux Kernel Mailing List , Maxime Ripard , Ezequiel Garcia , Nicolas Dufresne Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Alex, +Maxime Ripard +Ezequiel Garcia +Nicolas Dufresne On Fri, Aug 31, 2018 at 4:48 PM Alexandre Courbot wrote: > > This patch documents the protocol that user-space should follow when > communicating with stateless video decoders. It is based on the > following references: > > * The current protocol used by Chromium (converted from config store to > request API) > > * The submitted Cedrus VPU driver > > As such, some things may not be entirely consistent with the current > state of drivers, so it would be great if all stakeholders could point > out these inconsistencies. :) > > This patch is supposed to be applied on top of the Request API V18 as > well as the memory-to-memory video decoder interface series by Tomasz > Figa. > > It should be considered an early RFC. Thanks a lot for working on this. I'll review this patch a bit later, but let me post links to patches on which we had some earlier discussions, to keep things together: https://patchwork.kernel.org/patch/10462311/ https://patchwork.kernel.org/patch/10577969/ Also CCd folks who discussed there. Best regards, Tomasz