asus-wmi: move generic code to asus-wmi

New Asus notebooks are using a WMI device similar to
the one used in Eee PCs. Since we don't want to load
a module named eeepc-laptop on Asus Notebooks, start by
copying all the code to asus-wmi.c.
Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Matthew Garrett <mjg@redhat.com>

drivers/platform/x86/Makefile

@@ -4,7 +4,7 @@
 #
 obj-$(CONFIG_ASUS_LAPTOP)	+= asus-laptop.o
 obj-$(CONFIG_EEEPC_LAPTOP)	+= eeepc-laptop.o
-obj-$(CONFIG_EEEPC_WMI)		+= eeepc-wmi.o
+obj-$(CONFIG_EEEPC_WMI)		+= asus-wmi.o eeepc-wmi.o
 obj-$(CONFIG_MSI_LAPTOP)	+= msi-laptop.o
 obj-$(CONFIG_ACPI_CMPC)		+= classmate-laptop.o
 obj-$(CONFIG_COMPAL_LAPTOP)	+= compal-laptop.o