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=-13.0 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,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 09805C433F2 for ; Mon, 20 Jul 2020 15:47:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C896822BF3 for ; Mon, 20 Jul 2020 15:47:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595260035; bh=3lBGO2Iv9sJPX2bMerkCQLqWXSqK1YKfsw4sgDb4muU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=zUlY4yIwbQqDZzFXtv+2s3iOq4nQpOZjm+Q5bJYAsD9+S0TLe6J52Htuwcaf60t5p GWhYuNasspoVgPpVQfKSEPhp4Je2CCbjiqNF5vp81pYHJriqvNbGfyNsszMma0dB3e Y6Q3ZVPWNFkCNIUOXOQ5hpneQ2pmhZDFmo8SfgDw= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730368AbgGTPrO (ORCPT ); Mon, 20 Jul 2020 11:47:14 -0400 Received: from mail.kernel.org ([198.145.29.99]:42034 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730726AbgGTPrD (ORCPT ); Mon, 20 Jul 2020 11:47:03 -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 538EF2065E; Mon, 20 Jul 2020 15:47:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595260022; bh=3lBGO2Iv9sJPX2bMerkCQLqWXSqK1YKfsw4sgDb4muU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZnzL3wNWREHUCirTyZV63mxzz03y6GbuTH6oT5QRPjZ78FHTwXQ69sFIoHTlYIGd/ plwbo1rh5JP6aLtsEc60oF8jR5gIqEkQpMDV+TYVnpgOPvxaeRbTzlLahqab6S9H5J 5DW5AvfgQsLhqaL/OmU0m73a0XTUF90J8v786WUs= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hans de Goede , "Rafael J. Wysocki" , Sasha Levin Subject: [PATCH 4.14 078/125] ACPI: video: Use native backlight on Acer Aspire 5783z Date: Mon, 20 Jul 2020 17:36:57 +0200 Message-Id: <20200720152806.777735026@linuxfoundation.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200720152802.929969555@linuxfoundation.org> References: <20200720152802.929969555@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: Hans de Goede [ Upstream commit 1c8fbc1f9bfb804ef2f0d4ee9397ab800e33f23a ] The Acer Aspire 5783z shipped with Windows 7 and as such does not trigger our "win8 ready" heuristic for prefering the native backlight interface. Still ACPI backlight control doesn't work on this model, where as the native (intel_video) backlight interface does work. Add a quirk to force using native backlight control on this model. Signed-off-by: Hans de Goede Signed-off-by: Rafael J. Wysocki Signed-off-by: Sasha Levin --- drivers/acpi/video_detect.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index 214c4e2e8ade1..5f0178967d14c 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -328,6 +328,15 @@ static const struct dmi_system_id video_detect_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "Precision 7510"), }, }, + { + .callback = video_detect_force_native, + .ident = "Acer Aspire 5738z", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5738"), + DMI_MATCH(DMI_BOARD_NAME, "JV50"), + }, + }, /* * Desktops which falsely report a backlight and which our heuristics -- 2.25.1