From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754801AbcEDWBr (ORCPT ); Wed, 4 May 2016 18:01:47 -0400 Received: from bear.ext.ti.com ([192.94.94.41]:59848 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753525AbcEDWBn (ORCPT ); Wed, 4 May 2016 18:01:43 -0400 From: "Andrew F. Davis" To: Ohad Ben-Cohen , Bjorn Andersson , Jonathan Corbet , Suman Anna CC: , , , "Andrew F . Davis" Subject: [PATCH v2 1/4] rpmsg: add THIS_MODULE to rpmsg_driver in rpmsg core Date: Wed, 4 May 2016 17:01:36 -0500 Message-ID: <1462399299-28159-1-git-send-email-afd@ti.com> X-Mailer: git-send-email 2.8.2 MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 --- drivers/rpmsg/virtio_rpmsg_bus.c | 8 +++++--- include/linux/rpmsg.h | 6 +++++- 2 files changed, 10 insertions(+), 4 deletions(-) diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c b/drivers/rpmsg/virtio_rpmsg_bus.c index 1fcd27c..fe03b2a 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 82a6739..7ff5790 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 -- 2.8.2