/*      $NetBSD: spi_io.h,v 1.1 2019/02/23 10:43:25 mlelstv Exp $       */

/*
* Copyright (c) 2019 Michael van Elst
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/

#ifndef _DEV_SPI_SPI_IO_H_
#define _DEV_SPI_SPI_IO_H_

#include <sys/types.h>
#include <sys/ioccom.h>
#include <sys/uio.h>

typedef struct spi_ioctl_configure {
       int sic_addr;
       int sic_mode;
       int sic_speed;
} spi_ioctl_configure_t;

typedef struct spi_ioctl_transfer {
       int sit_addr;
       const void *sit_send;
       size_t sit_sendlen;
       void *sit_recv;
       size_t sit_recvlen;
} spi_ioctl_transfer_t;

#define SPI_IOCTL_CONFIGURE             _IOW('S', 0, spi_ioctl_configure_t)
#define SPI_IOCTL_TRANSFER              _IOW('S', 1, spi_ioctl_transfer_t)

#endif /* _DEV_SPI_SPI_IO_H_ */