Re: [PATCH] iio: Fix IIO_EVENT_CODE_EXTRACT_DIR bit mask

From: Jonathan Cameron
Date: Sat Nov 15 2014 - 11:04:55 EST


On 11/11/14 14:07, Cristina Ciocan wrote:
> The direction field is set on 7 bits, thus we need to AND it with 0111 111 mask
> in order to retrieve it, that is 0x7F, not 0xCF as it is now.
>
> Fixes: ade7ef7ba (staging:iio: Differential channel handling)
> Signed-off-by: Cristina Ciocan <cristina.ciocan@xxxxxxxxx>
Applied to the fixes togreg branch of iio,git.

Thanks,

Jonathan
> ---
> include/linux/iio/events.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/include/linux/iio/events.h b/include/linux/iio/events.h
> index 8bbd7bc..03fa332 100644
> --- a/include/linux/iio/events.h
> +++ b/include/linux/iio/events.h
> @@ -72,7 +72,7 @@ struct iio_event_data {
>
> #define IIO_EVENT_CODE_EXTRACT_TYPE(mask) ((mask >> 56) & 0xFF)
>
> -#define IIO_EVENT_CODE_EXTRACT_DIR(mask) ((mask >> 48) & 0xCF)
> +#define IIO_EVENT_CODE_EXTRACT_DIR(mask) ((mask >> 48) & 0x7F)
>
> #define IIO_EVENT_CODE_EXTRACT_CHAN_TYPE(mask) ((mask >> 32) & 0xFF)
>
> --
> 1.8.1.2
>

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