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=-19.1 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, URIBL_BLOCKED,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 0138BC433F5 for ; Mon, 13 Sep 2021 13:20:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E1FF0610E7 for ; Mon, 13 Sep 2021 13:20:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240794AbhIMNVg (ORCPT ); Mon, 13 Sep 2021 09:21:36 -0400 Received: from mail.kernel.org ([198.145.29.99]:35044 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240355AbhIMNU2 (ORCPT ); Mon, 13 Sep 2021 09:20:28 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id A4FB861213; Mon, 13 Sep 2021 13:18:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1631539117; bh=pIxkAktNOY6QrjhQFrr7cN3KAeyJ+LBvpT2YKAK+pAs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=rhcR/ZF/fe+hvKcgHP+U+qDZBBHPvFvGYCqL8LsH+Cyr6qrMlbhcwmUp2yjr7q76Q IH/q/1yYnliulF2/d/4ejzpSLqyYNd8ctUob7tH8kPlLWj8r2Gpjo22e04rt0NIziK 54JaeJiNQCt4/uIX4EYZJubP+LngS7qB9HIN+MV8= 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 5.4 047/144] media: TDA1997x: enable EDID support Date: Mon, 13 Sep 2021 15:13:48 +0200 Message-Id: <20210913131049.517711514@linuxfoundation.org> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210913131047.974309396@linuxfoundation.org> References: <20210913131047.974309396@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 e43d8327b810..1088161498df 100644 --- a/drivers/media/i2c/tda1997x.c +++ b/drivers/media/i2c/tda1997x.c @@ -2233,6 +2233,7 @@ 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