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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 BCA16C433EB for ; Fri, 19 Jun 2020 15:19:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 93BA0218AC for ; Fri, 19 Jun 2020 15:19:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592579987; bh=NwARTSH7XyqllZL+B+8gV7JlC9yF8Y14manG+jnxrHk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ZWmpfhIbEwmj4YTaUEDy663drCYn2XCim81AJW0BqxPhERhmYGJw8PDVSxhRxU/ym puOE3VIo30EgqybkYaUP3zVSDekjDh8dH46AMwwMuGUnVASmFVdHQZDq3DHvwvkPx2 /55J6GOd1WqvnwMS1f52iZfaVIsAfDE3jqaS/psM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404225AbgFSPTo (ORCPT ); Fri, 19 Jun 2020 11:19:44 -0400 Received: from mail.kernel.org ([198.145.29.99]:49102 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2392594AbgFSPSp (ORCPT ); Fri, 19 Jun 2020 11:18:45 -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 9DB09206DB; Fri, 19 Jun 2020 15:18:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592579924; bh=NwARTSH7XyqllZL+B+8gV7JlC9yF8Y14manG+jnxrHk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PcIrMq5nipHNOvItYFI+mOT0sUBPqqfhJe5bjzuG9VvN0MIY5nnSVknR6/7tgijJS leAy6CJD6ibhqfRLCMm5Ep9c4KH7v2I6iz6Ts2MrtOCP1kz8xrHsFGV9Zo8dX9VnEi 3wmlzXEL0/DVEIyNJLo9Ru++khVlyk+HFw/IA7SI= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Mark Pearson , Lyude Paul , Sasha Levin , jendrina@lenovo.com Subject: [PATCH 5.7 056/376] drm/dp: Lenovo X13 Yoga OLED panel brightness fix Date: Fri, 19 Jun 2020 16:29:34 +0200 Message-Id: <20200619141712.992342977@linuxfoundation.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200619141710.350494719@linuxfoundation.org> References: <20200619141710.350494719@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Mark Pearson [ Upstream commit 0df3ff451287d71c620384eb7bb2cd3a8106412c ] Add another panel that needs the edid quirk to the list so that brightness control works correctly. Fixes issue seen on Lenovo X13 Yoga with OLED panel Co-developed-by: jendrina@lenovo.com Signed-off-by: Mark Pearson [fixed commit message, sobs] Signed-off-by: Lyude Paul Link: https://patchwork.freedesktop.org/patch/msgid/20200519025635.22846-1-mpearson@lenovo.com Signed-off-by: Sasha Levin --- drivers/gpu/drm/drm_dp_helper.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/drm_dp_helper.c b/drivers/gpu/drm/drm_dp_helper.c index c6fbe6e6bc9d..41f0e797ce8c 100644 --- a/drivers/gpu/drm/drm_dp_helper.c +++ b/drivers/gpu/drm/drm_dp_helper.c @@ -1313,6 +1313,7 @@ static const struct edid_quirk edid_quirk_list[] = { { MFG(0x06, 0xaf), PROD_ID(0xeb, 0x41), BIT(DP_QUIRK_FORCE_DPCD_BACKLIGHT) }, { MFG(0x4d, 0x10), PROD_ID(0xc7, 0x14), BIT(DP_QUIRK_FORCE_DPCD_BACKLIGHT) }, { MFG(0x4d, 0x10), PROD_ID(0xe6, 0x14), BIT(DP_QUIRK_FORCE_DPCD_BACKLIGHT) }, + { MFG(0x4c, 0x83), PROD_ID(0x47, 0x41), BIT(DP_QUIRK_FORCE_DPCD_BACKLIGHT) }, }; #undef MFG -- 2.25.1