i8k: Add support for Dell Studio laptops

Tested with Dell Studio 1555.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/char/i8k.c

@@ -692,6 +692,13 @@ static struct dmi_system_id i8k_dmi_table[] __initdata = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "XPS L421X"),
 		},
 	},
+	{
+		.ident = "Dell Studio",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Studio"),
+		},
+	},
 	{ }
 };