Commit c435a041 authored by Mathieu Poirier's avatar Mathieu Poirier Committed by Bjorn Andersson
Browse files

rpmsg: Move structure rpmsg_ns_msg to header file 



Move structure rpmsg_ns_msg to its own header file so that
it can be used by other entities.

Tested-by: default avatarGuennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Signed-off-by: default avatarMathieu Poirier <mathieu.poirier@linaro.org>
Reviewed-by: default avatarArnaud Pouliquen <arnaud.pouliquen@st.com>
Reviewed-by: default avatarGuennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Link: https://lore.kernel.org/r/20201120214245.172963-4-mathieu.poirier@linaro.org


Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
parent 5f2f6b7d

drivers/rpmsg/virtio_rpmsg_bus.c

+1 −31
Original line number Diff line number Diff line
@@ -20,6 +20,7 @@ 
#include <linux/of_device.h>

#include <linux/rpmsg.h>

#include <linux/rpmsg/byteorder.h>

#include <linux/rpmsg/ns.h>

#include <linux/scatterlist.h>

#include <linux/slab.h>

#include <linux/sched.h>
@@ -93,34 +94,6 @@ struct rpmsg_hdr { 
	u8 data[];

} __packed;



/**

 * struct rpmsg_ns_msg - dynamic name service announcement message

 * @name: name of remote service that is published

 * @addr: address of remote service that is published

 * @flags: indicates whether service is created or destroyed

 *

 * This message is sent across to publish a new service, or announce

 * about its removal. When we receive these messages, an appropriate

 * rpmsg channel (i.e device) is created/destroyed. In turn, the ->probe()

 * or ->remove() handler of the appropriate rpmsg driver will be invoked

 * (if/as-soon-as one is registered).

 */

struct rpmsg_ns_msg {

	char name[RPMSG_NAME_SIZE];

	__rpmsg32 addr;

	__rpmsg32 flags;

} __packed;



/**

 * enum rpmsg_ns_flags - dynamic name service announcement flags

 *

 * @RPMSG_NS_CREATE: a new remote service was just created

 * @RPMSG_NS_DESTROY: a known remote service was just destroyed

 */

enum rpmsg_ns_flags {

	RPMSG_NS_CREATE		= 0,

	RPMSG_NS_DESTROY	= 1,

};



/**

 * struct virtio_rpmsg_channel - rpmsg channel descriptor
@@ -167,9 +140,6 @@ struct virtio_rpmsg_channel { 
 */

#define RPMSG_RESERVED_ADDRESSES	(1024)



/* Address 53 is reserved for advertising remote services */

#define RPMSG_NS_ADDR			(53)



static void virtio_rpmsg_destroy_ept(struct rpmsg_endpoint *ept);

static int virtio_rpmsg_send(struct rpmsg_endpoint *ept, void *data, int len);

static int virtio_rpmsg_sendto(struct rpmsg_endpoint *ept, void *data, int len,

include/linux/rpmsg/ns.h

0 → 100644
+42 −0
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0 */



#ifndef _LINUX_RPMSG_NS_H

#define _LINUX_RPMSG_NS_H



#include <linux/mod_devicetable.h>

#include <linux/rpmsg/byteorder.h>

#include <linux/types.h>



/**

 * struct rpmsg_ns_msg - dynamic name service announcement message

 * @name: name of remote service that is published

 * @addr: address of remote service that is published

 * @flags: indicates whether service is created or destroyed

 *

 * This message is sent across to publish a new service, or announce

 * about its removal. When we receive these messages, an appropriate

 * rpmsg channel (i.e device) is created/destroyed. In turn, the ->probe()

 * or ->remove() handler of the appropriate rpmsg driver will be invoked

 * (if/as-soon-as one is registered).

 */

struct rpmsg_ns_msg {

	char name[RPMSG_NAME_SIZE];

	__rpmsg32 addr;

	__rpmsg32 flags;

} __packed;



/**

 * enum rpmsg_ns_flags - dynamic name service announcement flags

 *

 * @RPMSG_NS_CREATE: a new remote service was just created

 * @RPMSG_NS_DESTROY: a known remote service was just destroyed

 */

enum rpmsg_ns_flags {

	RPMSG_NS_CREATE		= 0,

	RPMSG_NS_DESTROY	= 1,

};



/* Address 53 is reserved for advertising remote services */

#define RPMSG_NS_ADDR			(53)



#endif