From: Matt Domsch DMI autoload dcdbas on all Dell systems. This looks for BIOS Vendor or System Vendor == Dell, so this should work for systems both Dell-branded and those Dell builds but brands for others. It causes udev to load the dcdbas module at startup, which is used by tools called by HAL for wireless control and backlight control, among other uses. Thanks to Kay Sievers for figuring out how to do this with a single alias. Signed-off-by: Matt Domsch Cc: Kay Sievers Signed-off-by: Andrew Morton --- drivers/firmware/dcdbas.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff -puN drivers/firmware/dcdbas.c~dcdbas-add-dmi-based-module-autloading drivers/firmware/dcdbas.c --- a/drivers/firmware/dcdbas.c~dcdbas-add-dmi-based-module-autloading +++ a/drivers/firmware/dcdbas.c @@ -658,4 +658,5 @@ MODULE_DESCRIPTION(DRIVER_DESCRIPTION " MODULE_VERSION(DRIVER_VERSION); MODULE_AUTHOR("Dell Inc."); MODULE_LICENSE("GPL"); - +/* Any System or BIOS claiming to be by Dell */ +MODULE_ALIAS("dmi:*:[bs]vnD[Ee][Ll][Ll]*:*"); _