On 02/01/17 12:45, Javier Martinez Canillas wrote:
> 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/iio/adc/fsl-imx25-gcq.ko | grep alias
> $
>
> After this patch:
>
> $ modinfo drivers/iio/adc/fsl-imx25-gcq.ko | grep alias
> alias: of:N*T*Cfsl,imx25-gcqC*
> alias: of:N*T*Cfsl,imx25-gcq
>
> Signed-off-by: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>
Applied to the togreg branch of iio.git. Will push out as testing for
the autobuilders to play with it.
Thanks,
Jonathan
> ---
>
> drivers/iio/adc/fsl-imx25-gcq.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/iio/adc/fsl-imx25-gcq.c b/drivers/iio/adc/fsl-imx25-gcq.c
> index 72b32c1ab257..ea264fa9e567 100644
> --- a/drivers/iio/adc/fsl-imx25-gcq.c
> +++ b/drivers/iio/adc/fsl-imx25-gcq.c
> @@ -401,6 +401,7 @@ static const struct of_device_id mx25_gcq_ids[] = {
> { .compatible = "fsl,imx25-gcq", },
> { /* Sentinel */ }
> };
> +MODULE_DEVICE_TABLE(of, mx25_gcq_ids);
>
> static struct platform_driver mx25_gcq_driver = {
> .driver = {
>
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