From patchwork Thu Jun 17 13:21:52 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Deborah Brouwer X-Patchwork-Id: 12327861 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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 CDEC4C2B9F4 for ; Thu, 17 Jun 2021 13:22:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AF58A61059 for ; Thu, 17 Jun 2021 13:22:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231560AbhFQNYM (ORCPT ); Thu, 17 Jun 2021 09:24:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49130 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230291AbhFQNYM (ORCPT ); Thu, 17 Jun 2021 09:24:12 -0400 Received: from mail-pf1-x442.google.com (mail-pf1-x442.google.com [IPv6:2607:f8b0:4864:20::442]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1498EC061574 for ; Thu, 17 Jun 2021 06:22:04 -0700 (PDT) Received: by mail-pf1-x442.google.com with SMTP id q25so4988309pfh.7 for ; Thu, 17 Jun 2021 06:22:04 -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=WSt5QdtnILdVT8QXJNquyip6D9ksPT+Ac5ft4M9K6W8=; b=Ltgolmngu4wclLOC+4VNwpUmLUW0rQE3c5SgfIAP/GJONzP2qrQtZT52koui9sexBS yrswNb5aZb2NV1qd9dkQXinZkBhMoBltGIBan146oWqlfH3/bP80lM1pVWzBs9wWe13n 1v4hYb4Nl+Hc1rG3Hm1ImOJB6wddTI9r7KtNki3vdBiDcQSiLf/mk79zB0zOALv2Dm67 Nil9GSCzcWhaunftZj5iU+/P1jR0/QXPduPycZ0AGCJNMQiBMryCm2MNgtW9vjmHViPX OoPAPbn/QQKUz2Ovt62WW1VIw6uUkYQgTMqrH9YWS4vmn8Flgv2zKHtubMO+Z6aa2Fun 2cGQ== 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=WSt5QdtnILdVT8QXJNquyip6D9ksPT+Ac5ft4M9K6W8=; b=UwOPmcdWOrXVSuLH0dRrqf2vMkTavfkXTtXunauc8qmS8Q6vJvz7FvRTGQdGWhsJih ogMDzPOnT6ps2e1btOSYS/uN4E+b7fGlj5lIQSLN8na5H395WG/T8UrULzizP+yFEmZS 3BjWBA//8jrl/J5cKNNzAVDtWkvbdxxLEXiXpR9y8vhpt/vcaZ1KQx9s+gg6+hxhTSkb ATEQkrUY9xxvrNuf9raBuEsoyOGhMJGdnvcOBbFcS/67dUWazN92C1NTor76RI29R38q E9BXPPi1ZZxtNWd/u+maGEApOVL8inN3SRlpOamkWPk5HlodO5n9jToBvmZSecXqe2L7 P0Zw== X-Gm-Message-State: AOAM532H570PN7OixWiQO53TmQwuMxK2HIvrKzDnkSvTpJoCQmHC/Q5k Y+aWicy6iY/jomPNYwVTET6n0xi2uRkuRw== X-Google-Smtp-Source: ABdhPJzpxMtefgM6Cmophv2P+U7Cryr7JR4JuLvrVXZjbL/4DsrTVt4ukfKdsNnnto9+mGYx4eAr1A== X-Received: by 2002:a63:f4b:: with SMTP id 11mr5042521pgp.250.1623936123516; Thu, 17 Jun 2021 06:22:03 -0700 (PDT) Received: from ada-comp.hitronhub.home (S0106ac202ecb0523.gv.shawcable.net. [70.67.120.89]) by smtp.gmail.com with ESMTPSA id i125sm5310962pfc.7.2021.06.17.06.22.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Jun 2021 06:22:03 -0700 (PDT) From: Deborah Brouwer To: linux-media@vger.kernel.org Cc: hverkuil@xs4all.nl, jaffe1@gmail.com, Deborah Brouwer Subject: [PATCH] cec: expand One Touch Record TV Screen test Date: Thu, 17 Jun 2021 06:21:52 -0700 Message-Id: <20210617132152.5247-1-deborahbrouwer3563@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Check that the follower ignores the Record TV Screen message if the initiator has a logical address other than Record or Backup (aka Reserved in CEC Version < 2.0). If the follower replies correctly, check that the source operand is valid. Signed-off-by: Deborah Brouwer --- utils/cec-compliance/cec-test.cpp | 48 +++++++++++++++++++++++++------ utils/cec-follower/cec-tuner.cpp | 8 ++++-- 2 files changed, 45 insertions(+), 11 deletions(-) diff --git a/utils/cec-compliance/cec-test.cpp b/utils/cec-compliance/cec-test.cpp index 40d8369d..9512f319 100644 --- a/utils/cec-compliance/cec-test.cpp +++ b/utils/cec-compliance/cec-test.cpp @@ -1150,13 +1150,6 @@ static const vec_remote_subtests tuner_ctl_subtests{ static int one_touch_rec_tv_screen(struct node *node, unsigned me, unsigned la, bool interactive) { - /* - TODO: - - Page 36 in HDMI CEC 1.4b spec lists additional behaviors that should be - checked for. - - The TV should ignore this message when received from other LA than Recording or - Reserved. - */ struct cec_msg msg; cec_msg_init(&msg, me, la); @@ -1172,8 +1165,47 @@ static int one_touch_rec_tv_screen(struct node *node, unsigned me, unsigned la, return OK_REFUSED; if (cec_msg_status_is_abort(&msg)) return OK_PRESUMED; + /* + * Follower should ignore this message if initiator has a logical + * address other than Record or Backup (aka "Reserved" in CEC Version < 2.0). + */ + if (!cec_has_record(1 << me) && !cec_has_backup(1 << me)) { + fail_on_test(!timed_out(&msg)); + return OK; + } + fail_on_test(timed_out(&msg)); - return 0; + struct cec_op_record_src rec_src = {}; + + cec_ops_record_on(&msg, &rec_src); + + if (rec_src.type < 1 || rec_src.type > 5) + fail("Invalid source.\n"); + + if (rec_src.type == CEC_OP_RECORD_SRC_DIGITAL && + rec_src.digital.service_id_method == CEC_OP_SERVICE_ID_METHOD_BY_DIG_ID) { + + switch(rec_src.digital.dig_bcast_system) { + case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ARIB_GEN: + case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_GEN: + case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_DVB_GEN: + case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ARIB_BS: + case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ARIB_CS: + case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ARIB_T: + case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_CABLE: + case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_SAT: + case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_ATSC_T: + case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_DVB_C: + case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_DVB_S: + case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_DVB_S2: + case CEC_OP_DIG_SERVICE_BCAST_SYSTEM_DVB_T: + break; + default: + fail("Invalid digital service broadcast system operand.\n"); + } + } + + return OK; } static int one_touch_rec_on(struct node *node, unsigned me, unsigned la, bool interactive) diff --git a/utils/cec-follower/cec-tuner.cpp b/utils/cec-follower/cec-tuner.cpp index b9c21684..edf5016b 100644 --- a/utils/cec-follower/cec-tuner.cpp +++ b/utils/cec-follower/cec-tuner.cpp @@ -583,9 +583,6 @@ void process_tuner_record_timer_msgs(struct node *node, struct cec_msg &msg, uns This is only a basic implementation. TODO: - - If we are a TV, we should only send Record On if the - remote end is a Recording device or Reserved. Otherwise ignore. - - Device state should reflect whether we are recording, etc. In recording mode we should ignore Standby messages. */ @@ -594,6 +591,11 @@ void process_tuner_record_timer_msgs(struct node *node, struct cec_msg &msg, uns if (!node->has_rec_tv) break; + __u8 la = cec_msg_initiator(&msg); + + if (!cec_has_record(1 << la) && !cec_has_backup(1 << la)) + return; + struct cec_op_record_src rec_src = {}; rec_src.type = CEC_OP_RECORD_SRC_OWN;