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=-20.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=unavailable 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 81F35C4332F for ; Mon, 20 Sep 2021 17:37:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6DDC8615A6 for ; Mon, 20 Sep 2021 17:37:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348371AbhITRi4 (ORCPT ); Mon, 20 Sep 2021 13:38:56 -0400 Received: from mail.kernel.org ([198.145.29.99]:40862 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347957AbhITRgo (ORCPT ); Mon, 20 Sep 2021 13:36:44 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id D5BEE615A6; Mon, 20 Sep 2021 17:06:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1632157596; bh=U4rjSsLhtKHkhPDxki2lr2YctzUD0/73TwCs51t1cw8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FviPEMS48ckKjy0re+p1QAcz1agxSX9F1k9J6J00BG/Fe2djLXjQ4T+x7paqCH036 5QVxX7XXYZnseCZDDuGscS4no1dyxH0o7BxjESH2PFRMUEhqED0lTWyPumBy05+n+P mgGqf8K3luWuzp/YunTyRR7yjARs1H5NLqOvbqXI= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Krzysztof Halasa , Hans Verkuil , Mauro Carvalho Chehab , Sasha Levin Subject: [PATCH 4.19 062/293] media: TDA1997x: enable EDID support Date: Mon, 20 Sep 2021 18:40:24 +0200 Message-Id: <20210920163935.381055365@linuxfoundation.org> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210920163933.258815435@linuxfoundation.org> References: <20210920163933.258815435@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Krzysztof Hałasa [ Upstream commit ea3e1c36e38810427485f06c2becc1f29e54521d ] Without this patch, the TDA19971 chip's EDID is inactive. EDID never worked with this driver, it was all tested with HDMI signal sources which don't need EDID support. Signed-off-by: Krzysztof Halasa Fixes: 9ac0038db9a7 ("media: i2c: Add TDA1997x HDMI receiver driver") Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Sasha Levin --- drivers/media/i2c/tda1997x.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/media/i2c/tda1997x.c b/drivers/media/i2c/tda1997x.c index d114ac5243ec..dab441bbc9f0 100644 --- a/drivers/media/i2c/tda1997x.c +++ b/drivers/media/i2c/tda1997x.c @@ -2229,6 +2229,7 @@ static int tda1997x_core_init(struct v4l2_subdev *sd) /* get initial HDMI status */ state->hdmi_status = io_read(sd, REG_HDMI_FLAGS); + io_write(sd, REG_EDID_ENABLE, EDID_ENABLE_A_EN | EDID_ENABLE_B_EN); return 0; } -- 2.30.2