Input: atkbd - Samsung NC10 key repeat fix

This patch fixes the key repeat issue with the Fn+F? keys on the new
Samsung NC10 Netbook, so that the keys can be defined and used within
ACPID correctly, otherwise the keys repeat indefinately.

This solves part of http://bugzilla.kernel.org/show_bug.cgi?id=12021

Signed-off-by: Stuart Hopkins <stuart@dodgy-geeza.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

drivers/input/keyboard/atkbd.c

@@ -900,6 +900,22 @@ static void atkbd_hp_zv6100_keymap_fixup(struct atkbd *atkbd)
 					atkbd->force_release_mask);
 }
 
+/*
+ * Samsung NC10 with Fn+F? key release not working
+ */
+static void atkbd_samsung_keymap_fixup(struct atkbd *atkbd)
+{
+	const unsigned int forced_release_keys[] = {
+		0x82, 0x83, 0x84, 0x86, 0x88, 0x89, 0xb3, 0xf7, 0xf9,
+	};
+	int i;
+
+	if (atkbd->set == 2)
+		for (i = 0; i < ARRAY_SIZE(forced_release_keys); i++)
+			__set_bit(forced_release_keys[i],
+				  atkbd->force_release_mask);
+}
+
 /*
  * atkbd_set_keycode_table() initializes keyboard's keycode table
  * according to the selected scancode set
@@ -1519,6 +1535,15 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
 		.callback = atkbd_setup_fixup,
 		.driver_data = atkbd_inventec_keymap_fixup,
 	},
+	{
+		.ident = "Samsung NC10",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "NC10"),
+		},
+		.callback = atkbd_setup_fixup,
+		.driver_data = atkbd_samsung_keymap_fixup,
+	},
 	{ }
 };