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Input: pxa27x - fix keypad KPC macros 

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.

Signed-off-by: Samuel Ortiz <sameo@openedhand.com>
Acked-by: Eric Miao <eric.miao@marvell.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
wifi-calibration
Samuel Ortiz 2008-03-20 09:48:14 -04:00 committed by Dmitry Torokhov
parent 3c00bb9649
commit 688dad4f4c
1 changed files with 3 additions and 3 deletions
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6
drivers/input/keyboard/pxa27x_keypad.c
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@ -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 */