On Tue, Feb 1, 2011 at 9:47 PM, Anirudh Ghayal <[email protected]> wrote:
> From: Trilok Soni <[email protected]>
>
> Some keyboard controller have support for more than
> 16 columns and rows. Moving this value to 32.
>
> Cc: Eric Miao <[email protected]>
> Cc: Dmitry Torokhov <[email protected]>
> Signed-off-by: Trilok Soni <[email protected]>

This looks good to me, as long as the bits don't exceed 256, which
is used in the #KEY() macro. So far, 32 looks to be a sane number
to me, unless we have further requirement to get this larger.

Acked-by: Eric Miao <[email protected]>


> ---
> Changes from v1:
> Moved the max columns and rows to 32
>
>  include/linux/input/matrix_keypad.h |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/include/linux/input/matrix_keypad.h 
> b/include/linux/input/matrix_keypad.h
> index 6974746..fe7c4b9 100644
> --- a/include/linux/input/matrix_keypad.h
> +++ b/include/linux/input/matrix_keypad.h
> @@ -4,8 +4,8 @@
>  #include <linux/types.h>
>  #include <linux/input.h>
>
> -#define MATRIX_MAX_ROWS                16
> -#define MATRIX_MAX_COLS                16
> +#define MATRIX_MAX_ROWS                32
> +#define MATRIX_MAX_COLS                32
>
>  #define KEY(row, col, val)     ((((row) & (MATRIX_MAX_ROWS - 1)) << 24) |\
>                                 (((col) & (MATRIX_MAX_COLS - 1)) << 16) |\
> --
> 1.7.3.5
>
>
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