From patchwork Mon Oct 23 18:58:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Detlev Casanova X-Patchwork-Id: 96155 Received: from vger.kernel.org ([23.128.96.18]) by www.linuxtv.org with esmtp (Exim 4.92) (envelope-from ) id 1qv09i-005sNz-8w; Mon, 23 Oct 2023 19:00:02 +0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231480AbjJWTAA (ORCPT + 1 other); Mon, 23 Oct 2023 15:00:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55910 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230374AbjJWS75 (ORCPT ); Mon, 23 Oct 2023 14:59:57 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6C576D68; Mon, 23 Oct 2023 11:59:55 -0700 (PDT) Received: from arisu.mtl.collabora.ca (mtl.collabora.ca [66.171.169.34]) (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) (Authenticated sender: detlev) by madras.collabora.co.uk (Postfix) with ESMTPSA id A1CED66072AE; Mon, 23 Oct 2023 19:59:53 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1698087594; bh=mp7PyZ9vAaUjeaw4jeF18DYXuzZrzrZrcZ2nFtR0WBE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OzUlubulWrTJ6ypilllWJ7PmMBaqM34nB/uJHxJSicO162mhOgKZvMhNAGuUXn0ka ll701p2w1nL9LcthUT8LXDEwJFgd78KRH4jmayCLDPhzHlykA+yUoW3WDt3cyuFyYT eMVENCiWEitdGdD1ezy9GkoJ7aIAvF/I8YKqc3r1fxM66zOvg6U5A+/s13KKA400hZ +WNP/zUimJT4Llm8VxbQWFlsX5RVjAhLBjKklTPkkUDYAxvkuHJrFVDhu5v/5T7SQq 0Vry0568AL+bWRJcItyA40nppHTR0kRmzmHBMABV6cnj6sCsTg0xEgKP8/l/vpICag gQMGH2t9ofsfg== From: Detlev Casanova To: linux-kernel@vger.kernel.org Cc: linux-media@vger.kernel.org, Daniel Almeida , Mauro Carvalho Chehab , Detlev Casanova Subject: [PATCH 3/5] doc: visl: Document stable_output parameter Date: Mon, 23 Oct 2023 14:58:23 -0400 Message-ID: <20231023185850.67082-4-detlev.casanova@collabora.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20231023185850.67082-1-detlev.casanova@collabora.com> References: <20231023185850.67082-1-detlev.casanova@collabora.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-LSpam-Score: -4.8 (----) X-LSpam-Report: No, score=-4.8 required=5.0 tests=BAYES_00=-1.9,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1,RCVD_IN_DNSWL_MED=-2.3 autolearn=ham autolearn_force=no Signed-off-by: Detlev Casanova --- Documentation/admin-guide/media/visl.rst | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/admin-guide/media/visl.rst b/Documentation/admin-guide/media/visl.rst index 7d2dc78341c9..5b26fd943571 100644 --- a/Documentation/admin-guide/media/visl.rst +++ b/Documentation/admin-guide/media/visl.rst @@ -49,6 +49,10 @@ Module parameters visl_dprintk_frame_start, visl_dprintk_nframes, but controls the dumping of buffer data through debugfs instead. +- stable_output: Limit the information written on each output frame to make + sure that, for a given input, the output frames are always exactly the same. + This is useful for automated tests to check that output frames are correct. + What is the default use case for this driver? ---------------------------------------------