linux-zen-server/drivers/rpmsg/qcom_glink_native.h

42 lines
1.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2016-2017, Linaro Ltd
*/
#ifndef __QCOM_GLINK_NATIVE_H__
#define __QCOM_GLINK_NATIVE_H__
#include <linux/types.h>
#define GLINK_FEATURE_INTENT_REUSE BIT(0)
#define GLINK_FEATURE_MIGRATION BIT(1)
#define GLINK_FEATURE_TRACER_PKT BIT(2)
struct qcom_glink_pipe {
size_t length;
size_t (*avail)(struct qcom_glink_pipe *glink_pipe);
void (*peek)(struct qcom_glink_pipe *glink_pipe, void *data,
unsigned int offset, 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);
void (*kick)(struct qcom_glink_pipe *glink_pipe);
};
struct device;
struct qcom_glink;
struct qcom_glink *qcom_glink_native_probe(struct device *dev,
unsigned long features,
struct qcom_glink_pipe *rx,
struct qcom_glink_pipe *tx,
bool intentless);
void qcom_glink_native_remove(struct qcom_glink *glink);
void qcom_glink_native_rx(struct qcom_glink *glink);
#endif