[PATCH 3.16.y-ckt 132/135] asus-nb-wmi: Add wapf4 quirk for the U32U

[Luis Henriques]

3.16.7-ckt6 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Hans de Goede <hdegoede@xxxxxxxxxx>

commit 831a444ea6f8f25fd1a9cc9d7651bc18b5a1f755 upstream.

As reported here: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1173681
the U32U needs wapf=4 too.

Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
Signed-off-by: Matthew Garrett <matthew.garrett@xxxxxxxxxx>
Signed-off-by: Luis Henriques <luis.henriques@xxxxxxxxxxxxx>
---
 drivers/platform/x86/asus-nb-wmi.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/drivers/platform/x86/asus-nb-wmi.c b/drivers/platform/x86/asus-nb-wmi.c
index 12ee6eb181cb..c2da4b2118de 100644
--- a/drivers/platform/x86/asus-nb-wmi.c
+++ b/drivers/platform/x86/asus-nb-wmi.c
@@ -87,6 +87,20 @@ static int dmi_matched(const struct dmi_system_id *dmi)
 static struct dmi_system_id asus_quirks[] = {
 	{
 		.callback = dmi_matched,
+		.ident = "ASUSTeK COMPUTER INC. U32U",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "U32U"),
+		},
+		/*
+		 * Note this machine has a Brazos APU, and most Brazos Asus
+		 * machines need quirk_asus_x55u / wmi_backlight_power but
+		 * here acpi-video seems to work fine for backlight control.
+		 */
+		.driver_data = &quirk_asus_wapf4,
+	},
+	{
+		.callback = dmi_matched,
 		.ident = "ASUSTeK COMPUTER INC. X401U",
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
-- 
2.1.4

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