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       1  /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
       2  /*
       3   * Copyright (c) 2016, Linaro Ltd.
       4   */
       5  
       6  #ifndef _RPMSG_H_
       7  #define _RPMSG_H_
       8  
       9  #include <linux/ioctl.h>
      10  #include <linux/types.h>
      11  
      12  #define RPMSG_ADDR_ANY		0xFFFFFFFF
      13  
      14  /**
      15   * struct rpmsg_endpoint_info - endpoint info representation
      16   * @name: name of service
      17   * @src: local address. To set to RPMSG_ADDR_ANY if not used.
      18   * @dst: destination address. To set to RPMSG_ADDR_ANY if not used.
      19   */
      20  struct rpmsg_endpoint_info {
      21  	char name[32];
      22  	__u32 src;
      23  	__u32 dst;
      24  };
      25  
      26  /**
      27   * Instantiate a new rmpsg char device endpoint.
      28   */
      29  #define RPMSG_CREATE_EPT_IOCTL	_IOW(0xb5, 0x1, struct rpmsg_endpoint_info)
      30  
      31  /**
      32   * Destroy a rpmsg char device endpoint created by the RPMSG_CREATE_EPT_IOCTL.
      33   */
      34  #define RPMSG_DESTROY_EPT_IOCTL	_IO(0xb5, 0x2)
      35  
      36  /**
      37   * Instantiate a new local rpmsg service device.
      38   */
      39  #define RPMSG_CREATE_DEV_IOCTL	_IOW(0xb5, 0x3, struct rpmsg_endpoint_info)
      40  
      41  /**
      42   * Release a local rpmsg device.
      43   */
      44  #define RPMSG_RELEASE_DEV_IOCTL	_IOW(0xb5, 0x4, struct rpmsg_endpoint_info)
      45  
      46  #endif