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