/**
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* @note Copyright (C) 2016 Philippe Gerum <rpm@xenomai.org>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef _RTDM_UAPI_SPI_H
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#define _RTDM_UAPI_SPI_H
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#include <linux/types.h>
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struct rtdm_spi_config {
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__u32 speed_hz;
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__u16 mode;
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__u8 bits_per_word;
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};
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struct rtdm_spi_iobufs {
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__u32 io_len;
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__u32 i_offset;
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__u32 o_offset;
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__u32 map_len;
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};
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#define SPI_RTIOC_SET_CONFIG _IOW(RTDM_CLASS_SPI, 0, struct rtdm_spi_config)
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#define SPI_RTIOC_GET_CONFIG _IOR(RTDM_CLASS_SPI, 1, struct rtdm_spi_config)
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#define SPI_RTIOC_SET_IOBUFS _IOR(RTDM_CLASS_SPI, 2, struct rtdm_spi_iobufs)
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#define SPI_RTIOC_TRANSFER _IO(RTDM_CLASS_SPI, 3)
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#define SPI_RTIOC_TRANSFER_N _IOR(RTDM_CLASS_SPI, 4, int)
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#endif /* !_RTDM_UAPI_SPI_H */
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