diff options
author | Márton Németh <nm127@freemail.hu> | 2007-10-22 00:56:52 -0400 |
---|---|---|
committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2007-10-22 00:56:52 -0400 |
commit | 553a05b8821f5a6bc633e97187933e2157b2d291 (patch) | |
tree | 3cf41f6f91986a366af76b0c6c3c06ccb837177f /drivers | |
parent | 82ba56c273911f7eda79849cfa0fc2d2e5a3b75b (diff) |
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>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/input/serio/i8042.c | 4 | ||||
-rw-r--r-- | drivers/input/serio/i8042.h | 22 |
2 files changed, 3 insertions, 23 deletions
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c index 11dafc0ee994..1a0cea3c5294 100644 --- a/drivers/input/serio/i8042.c +++ b/drivers/input/serio/i8042.c | |||
@@ -20,6 +20,7 @@ | |||
20 | #include <linux/err.h> | 20 | #include <linux/err.h> |
21 | #include <linux/rcupdate.h> | 21 | #include <linux/rcupdate.h> |
22 | #include <linux/platform_device.h> | 22 | #include <linux/platform_device.h> |
23 | #include <linux/i8042.h> | ||
23 | 24 | ||
24 | #include <asm/io.h> | 25 | #include <asm/io.h> |
25 | 26 | ||
@@ -208,7 +209,7 @@ static int __i8042_command(unsigned char *param, int command) | |||
208 | return 0; | 209 | return 0; |
209 | } | 210 | } |
210 | 211 | ||
211 | static int i8042_command(unsigned char *param, int command) | 212 | int i8042_command(unsigned char *param, int command) |
212 | { | 213 | { |
213 | unsigned long flags; | 214 | unsigned long flags; |
214 | int retval; | 215 | int retval; |
@@ -219,6 +220,7 @@ static int i8042_command(unsigned char *param, int command) | |||
219 | 220 | ||
220 | return retval; | 221 | return retval; |
221 | } | 222 | } |
223 | EXPORT_SYMBOL(i8042_command); | ||
222 | 224 | ||
223 | /* | 225 | /* |
224 | * i8042_kbd_write() sends a byte out through the keyboard interface. | 226 | * i8042_kbd_write() sends a byte out through the keyboard interface. |
diff --git a/drivers/input/serio/i8042.h b/drivers/input/serio/i8042.h index b3eb7a72d961..dd22d91f8b39 100644 --- a/drivers/input/serio/i8042.h +++ b/drivers/input/serio/i8042.h | |||
@@ -61,28 +61,6 @@ | |||
61 | #define I8042_CTR_XLATE 0x40 | 61 | #define I8042_CTR_XLATE 0x40 |
62 | 62 | ||
63 | /* | 63 | /* |
64 | * Commands. | ||
65 | */ | ||
66 | |||
67 | #define I8042_CMD_CTL_RCTR 0x0120 | ||
68 | #define I8042_CMD_CTL_WCTR 0x1060 | ||
69 | #define I8042_CMD_CTL_TEST 0x01aa | ||
70 | |||
71 | #define I8042_CMD_KBD_DISABLE 0x00ad | ||
72 | #define I8042_CMD_KBD_ENABLE 0x00ae | ||
73 | #define I8042_CMD_KBD_TEST 0x01ab | ||
74 | #define I8042_CMD_KBD_LOOP 0x11d2 | ||
75 | |||
76 | #define I8042_CMD_AUX_DISABLE 0x00a7 | ||
77 | #define I8042_CMD_AUX_ENABLE 0x00a8 | ||
78 | #define I8042_CMD_AUX_TEST 0x01a9 | ||
79 | #define I8042_CMD_AUX_SEND 0x10d4 | ||
80 | #define I8042_CMD_AUX_LOOP 0x11d3 | ||
81 | |||
82 | #define I8042_CMD_MUX_PFX 0x0090 | ||
83 | #define I8042_CMD_MUX_SEND 0x1090 | ||
84 | |||
85 | /* | ||
86 | * Return codes. | 64 | * Return codes. |
87 | */ | 65 | */ |
88 | 66 | ||