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Commit bc3c57c1 authored by Andrew F. Davis's avatar Andrew F. Davis Committed by Bjorn Andersson
Browse files

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: default avatarAndrew F. Davis <afd@ti.com>
Acked-by: default avatarSuman Anna <s-anna@ti.com>
Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
parent 9735a227

drivers/rpmsg/virtio_rpmsg_bus.c

+5 −3
Original line number Diff line number Diff line
@@ -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

include/linux/rpmsg.h

+5 −1
Original line number Diff line number Diff line
@@ -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