Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756711AbaFWUbb (ORCPT ); Mon, 23 Jun 2014 16:31:31 -0400 Received: from mx02.posteo.de ([89.146.194.165]:39671 "EHLO posteo.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1756507AbaFWUb3 (ORCPT ); Mon, 23 Jun 2014 16:31:29 -0400 From: Martin Kepplinger To: rui.zhang@intel.com Cc: rjw@rjwysocki.net, lenb@kernel.org, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, Martin Kepplinger Subject: [PATCH] Fix backlight control for Acer TravelMate B113 Date: Mon, 23 Jun 2014 22:30:46 +0200 Message-Id: <1403555446-16863-1-git-send-email-martink@posteo.de> X-Mailer: git-send-email 1.7.10.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Fix backlight control for Acer TravelMate B113 Laptop by adding it to the video_dmi_table. A workaround before that was to use acpi_osi=Linux or acpi_backlight=vendor on boot but even then, only the function- keys worked. With this change there is no need for boot parameters and DE's controls work as well. Signed-off-by: Martin Kepplinger Tested-by: Martin Kepplinger --- drivers/acpi/video.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index f8bc5a7..acb0670 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -528,6 +528,14 @@ static struct dmi_system_id video_dmi_table[] __initdata = { }, }, { + .callback = video_set_use_native_backlight, + .ident = "Acer TravelMate B113", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate B113"), + }, + }, + { .callback = video_set_use_native_backlight, .ident = "HP ProBook 4340s", .matches = { -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/