Messages in this thread |  | | Date | Fri, 14 Oct 2016 09:56:10 -0700 | From | Guenter Roeck <> | Subject | Re: [PATCH 2/2] watchdog: max77620_wdt: fix module autoload |
| |
On Fri, Oct 14, 2016 at 12:23:51PM -0300, 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/watchdog/max77620_wdt.ko | grep alias > $ > > After this patch: > > modinfo drivers/watchdog/max77620_wdt.ko | grep alias > alias: platform:max77620-watchdog > > Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
> --- > > drivers/watchdog/max77620_wdt.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/watchdog/max77620_wdt.c b/drivers/watchdog/max77620_wdt.c > index 48b84df2afda..68c41fa2be27 100644 > --- a/drivers/watchdog/max77620_wdt.c > +++ b/drivers/watchdog/max77620_wdt.c > @@ -205,6 +205,7 @@ static struct platform_device_id max77620_wdt_devtype[] = { > { .name = "max77620-watchdog", }, > { }, > }; > +MODULE_DEVICE_TABLE(platform, max77620_wdt_devtype); > > static struct platform_driver max77620_wdt_driver = { > .driver = { > -- > 2.7.4 >
|  |