Javier Martinez Canillas writes:
> 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/net/ethernet/aurora/nb8800.ko | grep alias
> $
>
> After this patch:
>
> $ modinfo drivers/net/ethernet/aurora/nb8800.ko | grep alias
> alias: of:N*T*Csigma,smp8734-ethernetC*
> alias: of:N*T*Csigma,smp8734-ethernet
> alias: of:N*T*Csigma,smp8642-ethernetC*
> alias: of:N*T*Csigma,smp8642-ethernet
> alias: of:N*T*Caurora,nb8800C*
> alias: of:N*T*Caurora,nb8800
>
> Signed-off-by: Javier Martinez Canillas
Acked-by: Mans Rullgard
> ---
>
> drivers/net/ethernet/aurora/nb8800.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/net/ethernet/aurora/nb8800.c
> b/drivers/net/ethernet/aurora/nb8800.c
> index 453dc0967125..d5f2ad1a5a30 100644
> --- a/drivers/net/ethernet/aurora/nb8800.c
> +++ b/drivers/net/ethernet/aurora/nb8800.c
> @@ -1357,6 +1357,7 @@ static const struct of_device_id nb8800_dt_ids[] = {
> },
> { }
> };
> +MODULE_DEVICE_TABLE(of, nb8800_dt_ids);
>
> static int nb8800_probe(struct platform_device *pdev)
> {
> --
--
Måns Rullgård