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brintos / linux-shallow public Read only

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1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * Copyright (c) 2016-2017, Linaro Ltd4 */5 6#ifndef __QCOM_GLINK_NATIVE_H__7#define __QCOM_GLINK_NATIVE_H__8 9#include <linux/types.h>10 11#define GLINK_FEATURE_INTENT_REUSE	BIT(0)12#define GLINK_FEATURE_MIGRATION		BIT(1)13#define GLINK_FEATURE_TRACER_PKT	BIT(2)14 15struct qcom_glink_pipe {16	size_t length;17 18	size_t (*avail)(struct qcom_glink_pipe *glink_pipe);19 20	void (*peek)(struct qcom_glink_pipe *glink_pipe, void *data,21		     unsigned int offset, size_t count);22	void (*advance)(struct qcom_glink_pipe *glink_pipe, size_t count);23 24	void (*write)(struct qcom_glink_pipe *glink_pipe,25		      const void *hdr, size_t hlen,26		      const void *data, size_t dlen);27	void (*kick)(struct qcom_glink_pipe *glink_pipe);28};29 30struct device;31struct qcom_glink;32 33struct qcom_glink *qcom_glink_native_probe(struct device *dev,34					   unsigned long features,35					   struct qcom_glink_pipe *rx,36					   struct qcom_glink_pipe *tx,37					   bool intentless);38void qcom_glink_native_remove(struct qcom_glink *glink);39void qcom_glink_native_rx(struct qcom_glink *glink);40 41#endif42