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=-13.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,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 19054C433E3 for ; Mon, 24 Aug 2020 08:39:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E3C6222B4E for ; Mon, 24 Aug 2020 08:39:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598258378; bh=FFaw75yiFjKfBsZ9/FI71IAOExrSv7wL9MF/7Pubngg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=UjHBV71ChIkIo7+TFG4eeC9QHMetnrMAq3BUYu1EXAPZx3n/VGCAG7AABEZ9C4Bi+ Y/8ybWQVj5Pb3xP+MlWvyTAuL7pNhAca6O+obIwGxbSKlHlcvN2hgdiCHIPgJuQTvb JlP/4CQ7RGaUy6iJiKs6M98rKBzxjuvSmevuytog= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728659AbgHXIjf (ORCPT ); Mon, 24 Aug 2020 04:39:35 -0400 Received: from mail.kernel.org ([198.145.29.99]:54992 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726243AbgHXIjS (ORCPT ); Mon, 24 Aug 2020 04:39:18 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A15A7221E2; Mon, 24 Aug 2020 08:39:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598258358; bh=FFaw75yiFjKfBsZ9/FI71IAOExrSv7wL9MF/7Pubngg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=zG0dPd0FB0/fHnPlOS/3xtECdgWnCLWt3uhynhzHT5U0Jmkp/yB4jvT8IDduGR9K2 G/ExzAkP27fxVUBYxwTSWnxbcU+KPpAqb6mtJKUffjdckAsR14n4mSAkZbdMq7iXxo poDcdcJCYanJWZKuJDwq0xxd80OUQlWZASBgye7s= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Paul Cercueil , Sam Ravnborg , Sasha Levin Subject: [PATCH 5.7 002/124] drm/panel-simple: Fix inverted V/H SYNC for Frida FRD350H54004 panel Date: Mon, 24 Aug 2020 10:28:56 +0200 Message-Id: <20200824082409.496866539@linuxfoundation.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200824082409.368269240@linuxfoundation.org> References: <20200824082409.368269240@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Paul Cercueil [ Upstream commit bad20a2dbfdfaf01560026909506b6ed69d65ba2 ] The FRD350H54004 panel was marked as having active-high VSYNC and HSYNC signals, which sorts-of worked, but resulted in the picture fading out under certain circumstances. Fix this issue by marking VSYNC and HSYNC signals active-low. v2: Rebase on drm-misc-next Fixes: 7b6bd8433609 ("drm/panel: simple: Add support for the Frida FRD350H54004 panel") Cc: stable@vger.kernel.org # v5.5 Signed-off-by: Paul Cercueil Signed-off-by: Sam Ravnborg Link: https://patchwork.freedesktop.org/patch/msgid/20200716125647.10964-1-paul@crapouillou.net Signed-off-by: Sasha Levin --- drivers/gpu/drm/panel/panel-simple.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 346e3f9fd505a..a68eff1fb4297 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -1537,7 +1537,7 @@ static const struct drm_display_mode frida_frd350h54004_mode = { .vsync_end = 240 + 2 + 6, .vtotal = 240 + 2 + 6 + 2, .vrefresh = 60, - .flags = DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC, + .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC, }; static const struct panel_desc frida_frd350h54004 = { -- 2.25.1