[PATCH] Fix pxa27x keypad KPC macros

[Samuel Ortiz <sameo@openedhand.com>]

Hi Dmitry,

On the pxa27x keypad driver, we want to mask (key_number - 1), not
key_number.
The current implementation works fine for all values but the maximum
one, i.e. 8.

This patch is against your input git tree.

Signed-off-by: Samuel Ortiz <sameo@openedhand.com>
---
 drivers/input/keyboard/pxa27x_keypad.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

Index: linux-2.6-input/drivers/input/keyboard/pxa27x_keypad.c
===================================================================
--- linux-2.6-input.orig/drivers/input/keyboard/pxa27x_keypad.c	2008-02-19 11:10:04.000000000 +0100
+++ linux-2.6-input/drivers/input/keyboard/pxa27x_keypad.c	2008-02-19 11:11:00.000000000 +0100
@@ -50,9 +50,9 @@
 #define KPKDI           0x0048
 
 /* bit definitions */
-#define KPC_MKRN(n)	((((n) & 0x7) - 1) << 26) /* matrix key row number */
-#define KPC_MKCN(n)	((((n) & 0x7) - 1) << 23) /* matrix key column number */
-#define KPC_DKN(n)	((((n) & 0x7) - 1) << 6)  /* direct key number */
+#define KPC_MKRN(n)	((((n) - 1) & 0x7) << 26) /* matrix key row number */
+#define KPC_MKCN(n)	((((n) - 1) & 0x7) << 23) /* matrix key column number */
+#define KPC_DKN(n)	((((n) - 1) & 0x7) << 6)  /* direct key number */
 
 #define KPC_AS          (0x1 << 30)  /* Automatic Scan bit */
 #define KPC_ASACT       (0x1 << 29)  /* Automatic Scan on Activity */