From 553a05b8821f5a6bc633e97187933e2157b2d291 Mon Sep 17 00:00:00 2001 From: Márton Németh Date: Mon, 22 Oct 2007 00:56:52 -0400 Subject: Input: i8042 - export i8042_command() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Export the i8042_command() function which manages the mutual exclusion with the help of the i8042_lock spinlock. This allows to access i8042 safely from other parts of the kernel. Signed-off-by: Márton Németh Signed-off-by: Dmitry Torokhov --- include/linux/i8042.h | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 include/linux/i8042.h (limited to 'include/linux/i8042.h') diff --git a/include/linux/i8042.h b/include/linux/i8042.h new file mode 100644 index 000000000000..7907a72403ee --- /dev/null +++ b/include/linux/i8042.h @@ -0,0 +1,35 @@ +#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. + */ + + +/* + * 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 + +int i8042_command(unsigned char *param, int command); + +#endif -- cgit v1.2.3-59-g8ed1b