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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 65E6CC19F2A for ; Mon, 8 Aug 2022 01:45:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242942AbiHHBpC (ORCPT ); Sun, 7 Aug 2022 21:45:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43266 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242662AbiHHBmN (ORCPT ); Sun, 7 Aug 2022 21:42:13 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DDA5513EAA; Sun, 7 Aug 2022 18:35:38 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 78463B80E06; Mon, 8 Aug 2022 01:35:37 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7596BC433D6; Mon, 8 Aug 2022 01:35:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1659922536; bh=iHZDPs2qdzAjoXp+XZNtkRFmBzqwWwQK3l4MS4ZX2Ho=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fgU9SRHquT2o5bVSVMoBDK6nNswugN1n5Usbmd3iDsvyYwE2FzQOlsDJqNYWklUJk XQqZeDTmGNEMm5be9ZxgLrv45Y1oJhCCDnjJbIypoLJRYxv6aKQShM+8wAyOKYRjEL JbUN1EdpYJc3Yr33VW47kdOpMn24GCCzAO7ruK2dIWicrFOEu1iF9eA+Gk0ke/Z9mp U60WhclHtNsr8G9wSxMI+j2BscfCdme/itORV2eztCtV9wxSjguIdkKpoib+NUdw4/ Aogsp/iLomncpycQdr5ZaOzqFUPhiGVL40i40ycAHUQks03aBrvIlIbUNlRMfAvXdp DdnqNgdfwY9cA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Hans de Goede , Ben Greening , "Rafael J . Wysocki" , Sasha Levin , rafael@kernel.org, linux-acpi@vger.kernel.org Subject: [PATCH AUTOSEL 5.18 47/53] ACPI: video: Use native backlight on Dell Inspiron N4010 Date: Sun, 7 Aug 2022 21:33:42 -0400 Message-Id: <20220808013350.314757-47-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220808013350.314757-1-sashal@kernel.org> References: <20220808013350.314757-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Hans de Goede [ Upstream commit 03c440a26cba6cfa540d65924e9db86fcea362b2 ] The Dell Inspiron N4010 does not have ACPI backlight control, so acpi_video_get_backlight_type()'s heuristics return vendor as the type to use. But the vendor interface is broken, where as the native (intel_backlight) works well, add a quirk to use native. Link: https://lore.kernel.org/regressions/CALF=6jEe5G8+r1Wo0vvz4GjNQQhdkLT5p8uCHn6ZXhg4nsOWow@mail.gmail.com/ Reported-and-tested-by: Ben Greening Signed-off-by: Hans de Goede Signed-off-by: Rafael J. Wysocki Signed-off-by: Sasha Levin --- drivers/acpi/video_detect.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index becc198e4c22..4099140bbd5f 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -347,6 +347,14 @@ static const struct dmi_system_id video_detect_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro12,1"), }, }, + { + .callback = video_detect_force_native, + /* Dell Inspiron N4010 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron N4010"), + }, + }, { .callback = video_detect_force_native, /* Dell Vostro V131 */ -- 2.35.1