If the driver is built as a module, autoload won't work because the module
alias information is not filled. So user-space can't match the registered
device with the corresponding module.
Export the module alias information using the MODULE_DEVICE_TABLE() macro.
Before this patch:
$ modinfo drivers/staging/fbtft/flexfb.ko | grep alias
$
After this patch:
$ modinfo drivers/staging/fbtft/flexfb.ko | grep alias
alias: platform:flexpfb
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
{ "flexpfb", 0 },
{ },
};
+MODULE_DEVICE_TABLE(platform, flexfb_platform_ids);
static struct platform_driver flexfb_platform_driver = {
.driver = {