[RFC v1 PATCH 1/6] matrix_keypad: Increase the max limit of rows and columns

[Trilok Soni <tsoni@codeaurora.org>]

Some keyboard controller have support for more than
16 columns and rows.

Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: Eric Miao <eric.y.miao@gmail.com>
Signed-off-by: Trilok Soni <tsoni@codeaurora.org>
---
 include/linux/input/matrix_keypad.h |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/linux/input/matrix_keypad.h b/include/linux/input/matrix_keypad.h
index 80352ad..d80845e 100644
--- a/include/linux/input/matrix_keypad.h
+++ b/include/linux/input/matrix_keypad.h
@@ -4,11 +4,11 @@
 #include <linux/types.h>
 #include <linux/input.h>
 
-#define MATRIX_MAX_ROWS		16
-#define MATRIX_MAX_COLS		16
+#define MATRIX_MAX_ROWS		18
+#define MATRIX_MAX_COLS		18
 
-#define KEY(row, col, val)	((((row) & (MATRIX_MAX_ROWS - 1)) << 24) |\
-				 (((col) & (MATRIX_MAX_COLS - 1)) << 16) |\
+#define KEY(row, col, val)	((((row) % (MATRIX_MAX_ROWS)) << 24) |\
+				 (((col) % (MATRIX_MAX_COLS)) << 16) |\
 				 (val & 0xffff))
 
 #define KEY_ROW(k)		(((k) >> 24) & 0xff)
-- 
1.7.0.2