From 2bcaa6a4238094c5695d5b1943078388d82d3004 Mon Sep 17 00:00:00 2001
From: Dave Andrews <jetdog330@hotmail.com>
Date: Thu, 3 Sep 2009 17:21:27 -0700
Subject: Input: atkbd - add Compaq Presario R4000-series repeat quirk

Compaq Presario R4000-series laptops are not sending a "volume up button
release" and "volume down button release" signal in the PS/2 protocol for
atkbd. The URL below has some of confirmed reports:

https://bugs.launchpad.net/ubuntu/+source/linux/+bug/385477

Signed-off-by: Dave Andrews <jetdog330@hotmail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index 95fe045..6c6a09b 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -880,6 +880,14 @@ static unsigned int atkbd_hp_zv6100_forced_release_keys[] = {
 };
 
 /*
+ * Perform fixup for HP (Compaq) Presario R4000 R4100 R4200 that don't generate
+ * release for their volume buttons
+ */
+static unsigned int atkbd_hp_r4000_forced_release_keys[] = {
+	0xae, 0xb0, -1U
+};
+
+/*
  * Samsung NC10,NC20 with Fn+F? key release not working
  */
 static unsigned int atkbd_samsung_forced_release_keys[] = {
@@ -1537,6 +1545,33 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
 		.driver_data = atkbd_hp_zv6100_forced_release_keys,
 	},
 	{
+		.ident = "HP Presario R4000",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4000"),
+		},
+		.callback = atkbd_setup_forced_release,
+		.driver_data = atkbd_hp_r4000_forced_release_keys,
+	},
+	{
+		.ident = "HP Presario R4100",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4100"),
+		},
+		.callback = atkbd_setup_forced_release,
+		.driver_data = atkbd_hp_r4000_forced_release_keys,
+	},
+	{
+		.ident = "HP Presario R4200",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4200"),
+		},
+		.callback = atkbd_setup_forced_release,
+		.driver_data = atkbd_hp_r4000_forced_release_keys,
+	},
+	{
 		.ident = "Inventec Symphony",
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "INVENTEC"),
-- 
cgit v0.10.2