From: Andrew F. Davis Date: Wed, 4 May 2016 22:01:36 +0000 (-0500) Subject: rpmsg: add THIS_MODULE to rpmsg_driver in rpmsg core X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=bc3c57c13256c748a4e71d2ea7481d0c953e88e1;p=linux-beck.git rpmsg: add THIS_MODULE to rpmsg_driver in rpmsg core Add register_rpmsg_driver helper macro that adds THIS_MODULE to rpmsg_driver for the registering driver. We rename and modify the existing register_rpmsg_driver to enable this. Signed-off-by: Andrew F. Davis Acked-by: Suman Anna Signed-off-by: Bjorn Andersson --- diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c b/drivers/rpmsg/virtio_rpmsg_bus.c index 1fcd27c1f183..fe03b2aef450 100644 --- a/drivers/rpmsg/virtio_rpmsg_bus.c +++ b/drivers/rpmsg/virtio_rpmsg_bus.c @@ -436,17 +436,19 @@ static struct bus_type rpmsg_bus = { }; /** - * register_rpmsg_driver() - register an rpmsg driver with the rpmsg bus + * __register_rpmsg_driver() - register an rpmsg driver with the rpmsg bus * @rpdrv: pointer to a struct rpmsg_driver + * @owner: owning module/driver * * Returns 0 on success, and an appropriate error value on failure. */ -int register_rpmsg_driver(struct rpmsg_driver *rpdrv) +int __register_rpmsg_driver(struct rpmsg_driver *rpdrv, struct module *owner) { rpdrv->drv.bus = &rpmsg_bus; + rpdrv->drv.owner = owner; return driver_register(&rpdrv->drv); } -EXPORT_SYMBOL(register_rpmsg_driver); +EXPORT_SYMBOL(__register_rpmsg_driver); /** * unregister_rpmsg_driver() - unregister an rpmsg driver from the rpmsg bus diff --git a/include/linux/rpmsg.h b/include/linux/rpmsg.h index 82a673905edb..7ff5790c185a 100644 --- a/include/linux/rpmsg.h +++ b/include/linux/rpmsg.h @@ -169,7 +169,7 @@ struct rpmsg_driver { int register_rpmsg_device(struct rpmsg_channel *dev); void unregister_rpmsg_device(struct rpmsg_channel *dev); -int register_rpmsg_driver(struct rpmsg_driver *drv); +int __register_rpmsg_driver(struct rpmsg_driver *drv, struct module *owner); void unregister_rpmsg_driver(struct rpmsg_driver *drv); void rpmsg_destroy_ept(struct rpmsg_endpoint *); struct rpmsg_endpoint *rpmsg_create_ept(struct rpmsg_channel *, @@ -177,6 +177,10 @@ struct rpmsg_endpoint *rpmsg_create_ept(struct rpmsg_channel *, int rpmsg_send_offchannel_raw(struct rpmsg_channel *, u32, u32, void *, int, bool); +/* use a macro to avoid include chaining to get THIS_MODULE */ +#define register_rpmsg_driver(drv) \ + __register_rpmsg_driver(drv, THIS_MODULE) + /** * rpmsg_send() - send a message across to the remote processor * @rpdev: the rpmsg channel