73 lines
2.3 KiB
C
73 lines
2.3 KiB
C
/*
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* Japan Display Inc. BU21150 touch screen driver.
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*
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* Copyright (C) 2013-2015 Japan Display Inc.
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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
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* version 2, and only version 2, as published by the
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* Free Software Foundation.
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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., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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#ifndef _BU21150_H_
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#define _BU21150_H_
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/* return value */
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#define BU21150_UNBLOCK (5)
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#define BU21150_TIMEOUT (6)
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/* ioctl(IOCTL_CMD_RESET) */
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#define BU21150_RESET_LOW (0)
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#define BU21150_RESET_HIGH (1)
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/* ioctl(IOCTL_CMD_SET_TIMEOUT) */
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#define BU21150_TIMEOUT_DISABLE (0)
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#define BU21150_TIMEOUT_ENABLE (1)
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/* struct */
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struct bu21150_ioctl_get_frame_data {
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char __user *buf;
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unsigned int size;
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char __user *tv; /* struct timeval* */
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};
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struct bu21150_ioctl_spi_data {
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unsigned long addr;
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char __user *buf;
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unsigned int count;
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};
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struct bu21150_ioctl_timeout_data {
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unsigned int timeout_enb_flag;
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unsigned int report_interval_us;
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};
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/* commands */
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#define BU21150_IO_TYPE (0xB8)
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#define BU21150_IOCTL_CMD_GET_FRAME _IOWR(BU21150_IO_TYPE, 0x01, \
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struct bu21150_ioctl_get_frame_data)
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#define BU21150_IOCTL_CMD_RESET _IO(BU21150_IO_TYPE, 0x02)
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#define BU21150_IOCTL_CMD_SPI_READ _IOW(BU21150_IO_TYPE, 0x03, \
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struct bu21150_ioctl_spi_data)
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#define BU21150_IOCTL_CMD_SPI_WRITE _IOR(BU21150_IO_TYPE, 0x04, \
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struct bu21150_ioctl_spi_data)
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#define BU21150_IOCTL_CMD_UNBLOCK _IO(BU21150_IO_TYPE, 0x05)
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#define BU21150_IOCTL_CMD_SUSPEND _IO(BU21150_IO_TYPE, 0x06)
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#define BU21150_IOCTL_CMD_RESUME _IO(BU21150_IO_TYPE, 0x07)
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#define BU21150_IOCTL_CMD_UNBLOCK_RELEASE _IO(BU21150_IO_TYPE, 0x08)
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#define BU21150_IOCTL_CMD_SET_TIMEOUT _IO(BU21150_IO_TYPE, 0x09)
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#define BU21150_IOCTL_CMD_SET_SCAN_MODE _IO(BU21150_IO_TYPE, 0x0A)
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#endif /* _BU21150_H_ */
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