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Index of /FSS-OZR/root/lib/modules/5.14.0-687.26.1.el9_8.x86_64/source/Documentation/tools/rtla
Index of /FSS-OZR/root/lib/modules/5.14.0-687.26.1.el9_8.x86_64/source/Documentation/tools/rtla
i7 /* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 1999-2002 Vojtech Pavlik
*/
#ifndef _SERIO_H
#define _SERIO_H
#include
#include
#include
#include
#include
#include
#include
#include
#include
extern struct bus_type serio_bus;
struct serio {
void *port_data;
char name[32];
char phys[32];
char firmware_id[128];
bool manual_bind;
struct serio_device_id id;
/* Protects critical sections from port's interrupt handler */
spinlock_t lock;
int (*write)(struct serio *, unsigned char);
int (*open)(struct serio *);
void (*close)(struct serio *);
int (*start)(struct serio *);
void (*stop)(struct serio *);
struct serio *parent;
/* Entry in parent->children list */
struct list_head child_node;
struct list_head children;
/* Level of nesting in serio hierarchy */
unsigned int depth;
/*
* serio->drv is accessed from interrupt handlers; when modifying
* caller should acquire serio->drv_mutex and serio->lock.
*/
struct serio_driver *drv;
/* Protects serio->drv so attributes can pin current driver */
struct mutex drv_mutex;
struct device dev;
struct list_head node;
/*
* For use by PS/2 layer when several ports share hardware and
* may get indigestion when exposed to concurrent access (i8042).
*/
struct mutex *ps2_cmd_mutex;
};
#define to_serio_port(d) container_of(d, struct serio, dev)
struct serio_driver {
const char *description;
const struct serio_device_id *id_table;
bool manual_bind;
void (*write_wakeup)(struct serio *);
irqreturn_t (*interrupt)(struct serio *, unsigned char, unsigned int);
int (*connect)(struct serio *, struct serio_driver *drv);
int (*reconnect)(struct serio *);
int (*fast_reconnect)(struct serio *);
void (*disconnect)(struct serio *);
void (*cleanup)(struct serio *);
struct device_driver driver;
};
#define to_serio_driver(d) container_of_const(d, struct serio_driver, driver)
int serio_open(struct serio *serio, struct serio_driver *drv);
void serio_close(struct serio *serio);
void serio_rescan(struct serio *serio);
void serio_reconnect(struct serio *serio);
irqreturn_t serio_interrupt(struct serio *serio, unsigned char data, unsigned int flags);
void __serio_register_port(struct serio *serio, struct module *owner);
/* use a define to avoid include chaining to get THIS_MODULE */
#define serio_register_port(serio) \
__serio_register_port(serio, THIS_MODULE)
void serio_unregister_port(struct serio *serio);
void serio_unregister_child_port(struct serio *serio);
int __must_check __serio_register_driver(struct serio_driver *drv,
struct module *owner, const char *mod_name);
/* use a define to avoid include chaining to get THIS_MODULE & friends */
#define serio_register_driver(drv) \
__serio_register_driver(drv,