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Groups > linux.kernel > #1518236
| From | Guenter Roeck <linux@roeck-us.net> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] hwmon: (scpi) Fix module autoload |
| Date | 2016-11-09 16:00 +0100 |
| Message-ID | <sBCw2-el-29@gated-at.bofh.it> (permalink) |
| References | <sAYRY-8aE-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 11/07/2016 12:31 PM, 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/hwmon/scpi-hwmon.ko | grep alias
> $
>
> After this patch:
>
> $ modinfo drivers/hwmon/scpi-hwmon.ko | grep alias
> alias: of:N*T*Carm,scpi-sensorsC*
> alias: of:N*T*Carm,scpi-sensors
>
> Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Applied.
Thanks,
Guenter
> ---
>
> drivers/hwmon/scpi-hwmon.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/hwmon/scpi-hwmon.c b/drivers/hwmon/scpi-hwmon.c
> index 559a3dcd64d8..094f948f99ff 100644
> --- a/drivers/hwmon/scpi-hwmon.c
> +++ b/drivers/hwmon/scpi-hwmon.c
> @@ -251,6 +251,7 @@ static const struct of_device_id scpi_of_match[] = {
> {.compatible = "arm,scpi-sensors"},
> {},
> };
> +MODULE_DEVICE_TABLE(of, scpi_of_match);
>
> static struct platform_driver scpi_hwmon_platdrv = {
> .driver = {
>
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[PATCH] hwmon: (scpi) Fix module autoload Javier Martinez Canillas <javier@osg.samsung.com> - 2016-11-07 21:40 +0100 Re: [PATCH] hwmon: (scpi) Fix module autoload Guenter Roeck <linux@roeck-us.net> - 2016-11-09 16:00 +0100
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