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/* $OpenBSD: ietp.h,v 1.2 2024/05/13 01:15:50 jsg Exp $ */
/*
* Elantech touchpad I2C driver
*
* Copyright (c) 2015, 2016 joshua stein <jcs@openbsd.org>
* Copyright (c) 2020, 2022 Vladimir Kondratyev <wulf@FreeBSD.org>
* Copyright (c) 2023 vladimir serbinenko <phcoder@gmail.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "ihidev.h" // For i2c_hid_desc
struct ietp_softc {
struct device sc_dev;
i2c_tag_t sc_tag;
i2c_addr_t sc_addr;
void *sc_ih;
union {
uint8_t hid_desc_buf[sizeof(struct i2c_hid_desc)];
struct i2c_hid_desc hid_desc;
};
u_int sc_isize;
u_char *sc_ibuf;
int sc_refcnt;
int sc_dying;
struct device *sc_wsmousedev;
uint8_t sc_buttons;
uint8_t report_id;
size_t report_len;
uint16_t product_id;
uint16_t ic_type;
int32_t pressure_base;
uint16_t max_x;
uint16_t max_y;
uint16_t trace_x;
uint16_t trace_y;
uint16_t res_x; /* dots per mm */
uint16_t res_y;
bool hi_precision;
bool is_clickpad;
};
int ietp_ioctl(void *, u_long, caddr_t, int, struct proc *);
int ietp_enable(void *dev);
void ietp_disable(void *dev);
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