/*
   * 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__
  
  #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 (*peak)(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);
  };
  
  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_unregister(struct qcom_glink *glink);
  #endif