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=-10.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 30AE3C49ED6 for ; Mon, 9 Sep 2019 15:07:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 049F220863 for ; Mon, 9 Sep 2019 15:07:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="iLLq2Zim" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727143AbfIIPHJ (ORCPT ); Mon, 9 Sep 2019 11:07:09 -0400 Received: from mail-oi1-f196.google.com ([209.85.167.196]:37199 "EHLO mail-oi1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725875AbfIIPHI (ORCPT ); Mon, 9 Sep 2019 11:07:08 -0400 Received: by mail-oi1-f196.google.com with SMTP id v7so10810131oib.4 for ; Mon, 09 Sep 2019 08:07:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=BS+8Ba/a6JLciG6MVUiSMtwdZorSPw8lGzEFJQ9QvmY=; b=iLLq2ZimxRnjgjI/03eCmOjGMQV0w5WCbg4/FGzqGJXBOXgQQSR6loDHqeeUAdg3fY LU/6OTNIM2JalnqG16tcu7lP3s8r/WG6IPt8Qj4jOCI/i5JCiUWS/zuIhdw6gsnYLvjC QY7LEpDjqD9WU1qB6lx7QuPIN8rH/o4eTC7rqxjBVFjhziG7xwFNxl/Bbp4p0rBtpouO bDNYlD9l8cvo9F+SWYOSzUQeAW2UYhdod03TYEtjpCh9E82cxvoE7xIUxDYPibZwHX6M PQ2aKphfjbFsA/j91hvkw4YaPbHwxeq95lvfaqCbe2eBD5UlEdq0PyC9ACkNjDlAmch/ 6cxw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=BS+8Ba/a6JLciG6MVUiSMtwdZorSPw8lGzEFJQ9QvmY=; b=DhP1v+bhl8XWJh1YztZh4O4MvNsn4c7PGz+QyI1UJfLH64tl9rW9sfj+T4SgbnAnFu q7//YqP+jAOmz6faCgZKDBVojZG/Xf/peKmExYfSCkyVyMtaIBEHjNkRzzDCWTDoGjnY QKc/hkRoX/JQs2Zd+SfYHg9tNzufiRebXUS8jFd7KE1beZ2w9kPBLbyqcBOSwgt31Vtg QIH+ZMDYUBgqkbIXcKOs+BnuzgC2QlWDa5cgHK6yl1HUMHF2dgatOjU1GHJA5/JOmyUm /Ui/5epsZUkGXGUgaqDXrErF8u59TdBQP/Ov3o1rEUo3HkNm+LwzwcQrUE+VuFWRanFA ebUQ== X-Gm-Message-State: APjAAAVgucOyNLyfmQyA4nsVQwhrXz2fBlviTcgcmRivDmPPCfUvwkq5 GQWpkxTV5LfoaJZ5PtviFTAM9Vi0 X-Google-Smtp-Source: APXvYqwxI1RU6pCKS45GvYZzAmQG1l4BZyxhz224BCQm1BD8OAtFbY33gEicC8AGeFmE6mmbMIjtKg== X-Received: by 2002:aca:c58f:: with SMTP id v137mr16241859oif.144.1568041626408; Mon, 09 Sep 2019 08:07:06 -0700 (PDT) Received: from rYz3n.attlocal.net ([2600:1700:210:3790::40]) by smtp.googlemail.com with ESMTPSA id j3sm4831572oih.52.2019.09.09.08.07.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Sep 2019 08:07:06 -0700 (PDT) From: Jiunn Chang To: linux-media@vger.kernel.org, linux-kernel-mentees@lists.linuxfoundation.org Cc: hverkuil@xs4all.nl Subject: [PATCH] cec-compliance: system information give features Date: Mon, 9 Sep 2019 10:07:05 -0500 Message-Id: <20190909150705.38206-1-c0d1n61at3@gmail.com> X-Mailer: git-send-email 2.23.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org For devices on a HDMI ARC link, sources can only receive ARC and sinks can only transmit ARC. Add two checks: - Playback devices can only receive ARC, i.e. source_has_arc_rx - TVs can only transmit ARC, i.e. sink_has_arc_tx Signed-off-by: Jiunn Chang --- utils/cec-compliance/cec-test.cpp | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/utils/cec-compliance/cec-test.cpp b/utils/cec-compliance/cec-test.cpp index bbd13989..aece546c 100644 --- a/utils/cec-compliance/cec-test.cpp +++ b/utils/cec-compliance/cec-test.cpp @@ -172,6 +172,10 @@ int system_info_give_features(struct node *node, unsigned me, unsigned la, bool return fail("Only Playback and Recording devices shall set the Supports Deck Control bit\n"); if (!cec_has_tv(1 << la) && node->remote[la].has_rec_tv) return fail("Only TVs shall set the Record TV Screen bit\n"); + if (cec_has_playback(1 << la) && node->remote[la].sink_has_arc_tx) + return fail("A Playback device cannot set the Sink Supports ARC Tx bit\n"); + if (cec_has_tv(1 << la) && node->remote[la].source_has_arc_rx) + return fail("A TV cannot set the Source Supports ARC Rx bit\n"); fail_on_test(node->remote[la].rc_profile != *rc_profile); fail_on_test(node->remote[la].dev_features != *dev_features); -- 2.23.0