Márton Németh | 553a05b | 2007-10-22 00:56:52 -0400 | [diff] [blame] | 1 | #ifndef _LINUX_I8042_H |
| 2 | #define _LINUX_I8042_H |
| 3 | |
| 4 | /* |
| 5 | * This program is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 as published by |
| 7 | * the Free Software Foundation. |
| 8 | */ |
| 9 | |
Dmitry Torokhov | 181d683 | 2009-09-16 01:06:43 -0700 | [diff] [blame] | 10 | #include <linux/types.h> |
Márton Németh | 553a05b | 2007-10-22 00:56:52 -0400 | [diff] [blame] | 11 | |
| 12 | /* |
| 13 | * Standard commands. |
| 14 | */ |
| 15 | |
| 16 | #define I8042_CMD_CTL_RCTR 0x0120 |
| 17 | #define I8042_CMD_CTL_WCTR 0x1060 |
| 18 | #define I8042_CMD_CTL_TEST 0x01aa |
| 19 | |
| 20 | #define I8042_CMD_KBD_DISABLE 0x00ad |
| 21 | #define I8042_CMD_KBD_ENABLE 0x00ae |
| 22 | #define I8042_CMD_KBD_TEST 0x01ab |
| 23 | #define I8042_CMD_KBD_LOOP 0x11d2 |
| 24 | |
| 25 | #define I8042_CMD_AUX_DISABLE 0x00a7 |
| 26 | #define I8042_CMD_AUX_ENABLE 0x00a8 |
| 27 | #define I8042_CMD_AUX_TEST 0x01a9 |
| 28 | #define I8042_CMD_AUX_SEND 0x10d4 |
| 29 | #define I8042_CMD_AUX_LOOP 0x11d3 |
| 30 | |
| 31 | #define I8042_CMD_MUX_PFX 0x0090 |
| 32 | #define I8042_CMD_MUX_SEND 0x1090 |
| 33 | |
Dmitry Torokhov | 181d683 | 2009-09-16 01:06:43 -0700 | [diff] [blame] | 34 | struct serio; |
| 35 | |
| 36 | #if defined(CONFIG_SERIO_I8042) || defined(CONFIG_SERIO_I8042_MODULE) |
| 37 | |
| 38 | void i8042_lock_chip(void); |
| 39 | void i8042_unlock_chip(void); |
Márton Németh | 553a05b | 2007-10-22 00:56:52 -0400 | [diff] [blame] | 40 | int i8042_command(unsigned char *param, int command); |
Dmitry Torokhov | 181d683 | 2009-09-16 01:06:43 -0700 | [diff] [blame] | 41 | bool i8042_check_port_owner(const struct serio *); |
Matthew Garrett | 967c9ef | 2009-12-11 22:00:57 -0800 | [diff] [blame] | 42 | int i8042_install_filter(bool (*filter)(unsigned char data, unsigned char str, |
| 43 | struct serio *serio)); |
| 44 | int i8042_remove_filter(bool (*filter)(unsigned char data, unsigned char str, |
| 45 | struct serio *serio)); |
Dmitry Torokhov | 181d683 | 2009-09-16 01:06:43 -0700 | [diff] [blame] | 46 | |
| 47 | #else |
| 48 | |
| 49 | void i8042_lock_chip(void) |
| 50 | { |
| 51 | } |
| 52 | |
| 53 | void i8042_unlock_chip(void) |
| 54 | { |
| 55 | } |
| 56 | |
| 57 | int i8042_command(unsigned char *param, int command) |
| 58 | { |
Matthew Garrett | 967c9ef | 2009-12-11 22:00:57 -0800 | [diff] [blame] | 59 | return -ENODEV; |
Dmitry Torokhov | 181d683 | 2009-09-16 01:06:43 -0700 | [diff] [blame] | 60 | } |
| 61 | |
| 62 | bool i8042_check_port_owner(const struct serio *serio) |
| 63 | { |
| 64 | return false; |
| 65 | } |
| 66 | |
Matthew Garrett | 967c9ef | 2009-12-11 22:00:57 -0800 | [diff] [blame] | 67 | int i8042_install_filter(bool (*filter)(unsigned char data, unsigned char str, |
| 68 | struct serio *serio)) |
| 69 | { |
| 70 | return -ENODEV; |
| 71 | } |
| 72 | |
| 73 | int i8042_remove_filter(bool (*filter)(unsigned char data, unsigned char str, |
| 74 | struct serio *serio)) |
| 75 | { |
| 76 | return -ENODEV; |
| 77 | } |
| 78 | |
Dmitry Torokhov | 181d683 | 2009-09-16 01:06:43 -0700 | [diff] [blame] | 79 | #endif |
Márton Németh | 553a05b | 2007-10-22 00:56:52 -0400 | [diff] [blame] | 80 | |
| 81 | #endif |