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Adding EVDEV FREEBSD files
This commit is contained in:
Kevin Kirspel
committed by
Sebastian Huber
Sebastian Huber
parent
817cbf7201
commit
67de3b57f4
200
freebsd/sys/dev/evdev/evdev_private.h
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freebsd/sys/dev/evdev/evdev_private.h
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/*-
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* Copyright (c) 2014 Jakub Wojciech Klama <jceel@FreeBSD.org>
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* Copyright (c) 2015-2016 Vladimir Kondratyev <wulf@cicgroup.ru>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _DEV_EVDEV_EVDEV_PRIVATE_H
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#define _DEV_EVDEV_EVDEV_PRIVATE_H
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#include <sys/bitstring.h>
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#include <sys/queue.h>
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#include <sys/malloc.h>
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#include <sys/kbio.h>
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#include <sys/selinfo.h>
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#include <dev/evdev/evdev.h>
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#include <dev/evdev/input.h>
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#include <dev/kbd/kbdreg.h>
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#define NAMELEN 80
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/*
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* bitstr_t implementation must be identical to one found in EVIOCG*
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* libevdev ioctls. Our bitstring(3) API is compatible since r299090.
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*/
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_Static_assert(sizeof(bitstr_t) == sizeof(unsigned long),
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"bitstr_t size mismatch");
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MALLOC_DECLARE(M_EVDEV);
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struct evdev_client;
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struct evdev_mt;
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#define CURRENT_MT_SLOT(evdev) ((evdev)->ev_absinfo[ABS_MT_SLOT].value)
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#define MAXIMAL_MT_SLOT(evdev) ((evdev)->ev_absinfo[ABS_MT_SLOT].maximum)
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enum evdev_key_events
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{
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KEY_EVENT_UP,
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KEY_EVENT_DOWN,
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KEY_EVENT_REPEAT
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};
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/* evdev clock IDs in Linux semantic */
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enum evdev_clock_id
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{
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EV_CLOCK_REALTIME = 0, /* UTC clock */
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EV_CLOCK_MONOTONIC, /* monotonic, stops on suspend */
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EV_CLOCK_BOOTTIME /* monotonic, suspend-awared */
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};
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enum evdev_lock_type
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{
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EV_LOCK_INTERNAL = 0, /* Internal evdev mutex */
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EV_LOCK_MTX, /* Driver`s mutex */
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};
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struct evdev_dev
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{
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char ev_name[NAMELEN];
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char ev_shortname[NAMELEN];
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char ev_serial[NAMELEN];
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struct cdev * ev_cdev;
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int ev_unit;
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enum evdev_lock_type ev_lock_type;
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struct mtx * ev_lock;
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struct mtx ev_mtx;
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struct input_id ev_id;
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struct evdev_client * ev_grabber;
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size_t ev_report_size;
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/* Supported features: */
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bitstr_t bit_decl(ev_prop_flags, INPUT_PROP_CNT);
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bitstr_t bit_decl(ev_type_flags, EV_CNT);
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bitstr_t bit_decl(ev_key_flags, KEY_CNT);
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bitstr_t bit_decl(ev_rel_flags, REL_CNT);
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bitstr_t bit_decl(ev_abs_flags, ABS_CNT);
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bitstr_t bit_decl(ev_msc_flags, MSC_CNT);
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bitstr_t bit_decl(ev_led_flags, LED_CNT);
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bitstr_t bit_decl(ev_snd_flags, SND_CNT);
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bitstr_t bit_decl(ev_sw_flags, SW_CNT);
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struct input_absinfo * ev_absinfo;
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bitstr_t bit_decl(ev_flags, EVDEV_FLAG_CNT);
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/* Repeat parameters & callout: */
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int ev_rep[REP_CNT];
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struct callout ev_rep_callout;
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uint16_t ev_rep_key;
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/* State: */
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bitstr_t bit_decl(ev_key_states, KEY_CNT);
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bitstr_t bit_decl(ev_led_states, LED_CNT);
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bitstr_t bit_decl(ev_snd_states, SND_CNT);
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bitstr_t bit_decl(ev_sw_states, SW_CNT);
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bool ev_report_opened;
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/* Multitouch protocol type B state: */
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struct evdev_mt * ev_mt;
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/* Counters: */
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uint64_t ev_event_count;
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uint64_t ev_report_count;
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/* Parent driver callbacks: */
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const struct evdev_methods * ev_methods;
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void * ev_softc;
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LIST_ENTRY(evdev_dev) ev_link;
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LIST_HEAD(, evdev_client) ev_clients;
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};
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#define EVDEV_LOCK(evdev) mtx_lock((evdev)->ev_lock)
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#define EVDEV_UNLOCK(evdev) mtx_unlock((evdev)->ev_lock)
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#define EVDEV_LOCK_ASSERT(evdev) mtx_assert((evdev)->ev_lock, MA_OWNED)
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struct evdev_client
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{
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struct evdev_dev * ec_evdev;
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struct mtx ec_buffer_mtx;
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size_t ec_buffer_size;
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size_t ec_buffer_head;
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size_t ec_buffer_tail;
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size_t ec_buffer_ready;
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enum evdev_clock_id ec_clock_id;
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struct selinfo ec_selp;
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struct sigio * ec_sigio;
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bool ec_async;
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bool ec_revoked;
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bool ec_blocked;
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bool ec_selected;
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LIST_ENTRY(evdev_client) ec_link;
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struct input_event ec_buffer[];
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};
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#define EVDEV_CLIENT_LOCKQ(client) mtx_lock(&(client)->ec_buffer_mtx)
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#define EVDEV_CLIENT_UNLOCKQ(client) mtx_unlock(&(client)->ec_buffer_mtx)
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#define EVDEV_CLIENT_LOCKQ_ASSERT(client) \
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mtx_assert(&(client)->ec_buffer_mtx, MA_OWNED)
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#define EVDEV_CLIENT_EMPTYQ(client) \
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((client)->ec_buffer_head == (client)->ec_buffer_ready)
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#define EVDEV_CLIENT_SIZEQ(client) \
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(((client)->ec_buffer_ready + (client)->ec_buffer_size - \
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(client)->ec_buffer_head) % (client)->ec_buffer_size)
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/* Input device interface: */
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void evdev_send_event(struct evdev_dev *, uint16_t, uint16_t, int32_t);
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int evdev_inject_event(struct evdev_dev *, uint16_t, uint16_t, int32_t);
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int evdev_cdev_create(struct evdev_dev *);
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int evdev_cdev_destroy(struct evdev_dev *);
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bool evdev_event_supported(struct evdev_dev *, uint16_t);
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void evdev_set_abs_bit(struct evdev_dev *, uint16_t);
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void evdev_set_absinfo(struct evdev_dev *, uint16_t, struct input_absinfo *);
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/* Client interface: */
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int evdev_register_client(struct evdev_dev *, struct evdev_client *);
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void evdev_dispose_client(struct evdev_dev *, struct evdev_client *);
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int evdev_grab_client(struct evdev_dev *, struct evdev_client *);
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int evdev_release_client(struct evdev_dev *, struct evdev_client *);
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void evdev_client_push(struct evdev_client *, uint16_t, uint16_t, int32_t);
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void evdev_notify_event(struct evdev_client *);
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void evdev_revoke_client(struct evdev_client *);
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/* Multitouch related functions: */
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void evdev_mt_init(struct evdev_dev *);
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void evdev_mt_free(struct evdev_dev *);
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int32_t evdev_get_last_mt_slot(struct evdev_dev *);
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void evdev_set_last_mt_slot(struct evdev_dev *, int32_t);
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int32_t evdev_get_mt_value(struct evdev_dev *, int32_t, int16_t);
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void evdev_set_mt_value(struct evdev_dev *, int32_t, int16_t, int32_t);
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void evdev_send_mt_compat(struct evdev_dev *);
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void evdev_send_mt_autorel(struct evdev_dev *);
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/* Utility functions: */
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void evdev_client_dumpqueue(struct evdev_client *);
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#endif /* _DEV_EVDEV_EVDEV_PRIVATE_H */
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