From patchwork Fri May 21 08:45:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans Verkuil X-Patchwork-Id: 12272379 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=-17.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 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 A17D8C433ED for ; Fri, 21 May 2021 08:45:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7ACFB61132 for ; Fri, 21 May 2021 08:45:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233242AbhEUIrM (ORCPT ); Fri, 21 May 2021 04:47:12 -0400 Received: from lb2-smtp-cloud8.xs4all.net ([194.109.24.25]:59307 "EHLO lb2-smtp-cloud8.xs4all.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230442AbhEUIrM (ORCPT ); Fri, 21 May 2021 04:47:12 -0400 Received: from cust-b5b5937f ([IPv6:fc0c:c16d:66b8:757f:c639:739b:9d66:799d]) by smtp-cloud8.xs4all.net with ESMTPA id k0mvlsPi8WkKbk0mylzJKz; Fri, 21 May 2021 10:45:48 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=xs4all.nl; s=s2; t=1621586748; bh=sMhzxY6RJX2DMqVPWIn7znuBa9bKFxALYpBDGt7yycc=; h=To:From:Subject:Message-ID:Date:MIME-Version:Content-Type:From: Subject; b=D4wa8y2W/pXQxP8yM77p0MzGtlU6PZSIq4zsFE4OOGkua6SLVcam6N35ox0gMBQTL 1fFLpCWukrjKCuVBauOL/BS37zJ/8MV5cWtT9SWontJPwsWICE1yXjj4SuaAgi8UiM lfMSLaT1IN1sS8N6+k2SJYr1u+tVt8tMiWc2MvsLp6q+ECmv4AVyQq9wey33uhyHFK 48PpvCfY6rWOlrvVwPo1AHvOE7KDwqS/qwl0mXIIHOrKWFbv/8yRDEi0kjUBAUdq9j hwhpUt79piqqfvpjzUkcmUawTRwlLo3vmCvZVewC41tlldH7e2s2bRmq9QFCTqb/t/ VOYRlJM6+KKtQ== To: Linux Media Mailing List From: Hans Verkuil Subject: [PATCH] uapi/linux/cec-funcs.h: set delay to 1 if unnused Message-ID: <390df3d0-14c2-0e6a-8acc-b5355c36e3ed@xs4all.nl> Date: Fri, 21 May 2021 10:45:44 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Firefox/78.0 Thunderbird/78.9.0 MIME-Version: 1.0 Content-Language: en-US X-CMAE-Envelope: MS4xfM69HHWHxpaZQbklLYweJio0lJTm3ex3ackmFLizEo3hrvNlyfjsjxiie6nXWxZ0dKoBze731uijzrDz2EGFcqNw8I6EasI1avuqMWe746bTniuE4Osl To3txn4ydWTBodl91ZghZ4JEiXQg1Jf8fQ6hPUQ/9WOo9IFOdLm2FgYbsCEr1nRquMgZ+MJq01swnFhqh2AROA6Rulyvnz8fE1Q= Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org If the audio_out_delay value is unused, then set it to 1, not 0. The value 0 is reserved, and 1 is a much safer value since it translates to a delay of (1 - 1) * 2 = 0 ms. Signed-off-by: Hans Verkuil diff --git a/include/uapi/linux/cec-funcs.h b/include/uapi/linux/cec-funcs.h index 37590027b604..c3baaea0b8ef 100644 --- a/include/uapi/linux/cec-funcs.h +++ b/include/uapi/linux/cec-funcs.h @@ -1665,7 +1665,7 @@ static inline void cec_ops_report_current_latency(const struct cec_msg *msg, if (*audio_out_compensated == 3 && msg->len >= 7) *audio_out_delay = msg->msg[6]; else - *audio_out_delay = 0; + *audio_out_delay = 1; } static inline void cec_msg_request_current_latency(struct cec_msg *msg,