Input: i8042 - export i8042_command()

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 <nm127@freemail.hu>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 35 insertions, 0 deletions

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