rpmsg: glink: Move the common glink protocol implementation to glink_native.c

	  in /dev. They make it possible for user-space programs to send and

	  receive rpmsg packets.

config RPMSG_QCOM_GLINK_NATIVE

	tristate

	select RPMSG

config RPMSG_QCOM_GLINK_RPM

	tristate "Qualcomm RPM Glink driver"

	select RPMSG

        select RPMSG_QCOM_GLINK_NATIVE

	depends on HAS_IOMEM

	depends on MAILBOX

	help

obj-$(CONFIG_RPMSG)		+= rpmsg_core.o

obj-$(CONFIG_RPMSG_CHAR)	+= rpmsg_char.o

obj-$(CONFIG_RPMSG_QCOM_GLINK_RPM) += qcom_glink_rpm.o

obj-$(CONFIG_RPMSG_QCOM_GLINK_NATIVE) += qcom_glink_native.o

obj-$(CONFIG_RPMSG_QCOM_SMD)	+= qcom_smd.o

obj-$(CONFIG_RPMSG_VIRTIO)	+= virtio_rpmsg_bus.o

/*

 * Copyright (c) 2016-2017, Linaro Ltd

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and

 * only version 2 as published by the Free Software Foundation.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 */

#ifndef __QCOM_GLINK_NATIVE_H__

#define __QCOM_GLINK_NATIVE_H__

struct qcom_glink_pipe {

	size_t length;

	size_t (*avail)(struct qcom_glink_pipe *glink_pipe);

	void (*peak)(struct qcom_glink_pipe *glink_pipe, void *data,

		     size_t count);

	void (*advance)(struct qcom_glink_pipe *glink_pipe, size_t count);

	void (*write)(struct qcom_glink_pipe *glink_pipe,

		      const void *hdr, size_t hlen,

		      const void *data, size_t dlen);

};

struct qcom_glink;

struct qcom_glink *qcom_glink_native_probe(struct device *dev,

					   struct qcom_glink_pipe *rx,

					   struct qcom_glink_pipe *tx);

void qcom_glink_native_remove(struct qcom_glink *glink);

#endif