From: Hans de Goede <hdegoede@xxxxxxxxxx> 3.4.106-rc1 review patch. If anyone has any objections, please let me know. ------------------ commit 5a1426c99f9b7aa11d60c4e6b7a3211bb5321696 upstream. The acpi-video backlight interface on the NC210 does not work, blacklist it and use the samsung-laptop interface instead. BugLink: https://bugzilla.redhat.com/show_bug.cgi?id=861573 Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx> Signed-off-by: Darren Hart <dvhart@xxxxxxxxxxxxxxx> [lizf: Backported to 3.4: adjust context] Signed-off-by: Zefan Li <lizefan@xxxxxxxxxx> --- drivers/platform/x86/samsung-laptop.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/platform/x86/samsung-laptop.c b/drivers/platform/x86/samsung-laptop.c index de9f432..28c1bdb 100644 --- a/drivers/platform/x86/samsung-laptop.c +++ b/drivers/platform/x86/samsung-laptop.c @@ -1517,6 +1517,16 @@ static struct dmi_system_id __initdata samsung_dmi_table[] = { }, .driver_data = &samsung_broken_acpi_video, }, + { + .callback = samsung_dmi_matched, + .ident = "NC210", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), + DMI_MATCH(DMI_PRODUCT_NAME, "NC210/NC110"), + DMI_MATCH(DMI_BOARD_NAME, "NC210/NC110"), + }, + .driver_data = &samsung_broken_acpi_video, + }, { }, }; MODULE_DEVICE_TABLE(dmi, samsung_dmi_table); -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html