#ifndef _LINUX_I8042_H #define _LINUX_I8042_H /* * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 as published by * the Free Software Foundation. */ #include <linux/types.h> /* * Standard commands. */ #define I8042_CMD_CTL_RCTR 0x0120 #define I8042_CMD_CTL_WCTR 0x1060 #define I8042_CMD_CTL_TEST 0x01aa #define I8042_CMD_KBD_DISABLE 0x00ad #define I8042_CMD_KBD_ENABLE 0x00ae #define I8042_CMD_KBD_TEST 0x01ab #define I8042_CMD_KBD_LOOP 0x11d2 #define I8042_CMD_AUX_DISABLE 0x00a7 #define I8042_CMD_AUX_ENABLE 0x00a8 #define I8042_CMD_AUX_TEST 0x01a9 #define I8042_CMD_AUX_SEND 0x10d4 #define I8042_CMD_AUX_LOOP 0x11d3 #define I8042_CMD_MUX_PFX 0x0090 #define I8042_CMD_MUX_SEND 0x1090 struct serio; #if defined(CONFIG_SERIO_I8042) || defined(CONFIG_SERIO_I8042_MODULE) void i8042_lock_chip(void); void i8042_unlock_chip(void); int i8042_command(unsigned char *param, int command); bool i8042_check_port_owner(const struct serio *); int i8042_install_filter(bool (*filter)(unsigned char data, unsigned char str, struct serio *serio)); int i8042_remove_filter(bool (*filter)(unsigned char data, unsigned char str, struct serio *serio)); #else static inline void i8042_lock_chip(void) { } static inline void i8042_unlock_chip(void) { } static inline int i8042_command(unsigned char *param, int command) { return -ENODEV; } static inline bool i8042_check_port_owner(const struct serio *serio) { return false; } static inline int i8042_install_filter(bool (*filter)(unsigned char data, unsigned char str, struct serio *serio)) { return -ENODEV; } static inline int i8042_remove_filter(bool (*filter)(unsigned char data, unsigned char str, struct serio *serio)) { return -ENODEV; } #endif #endif