On 10/21/11 13:24, Lars-Peter Clausen wrote:
> Introduce IIO_CHAN_INFO_*_MASK defines which can be used for specifying channel
> a channel_spec info_mask attribute. This should be more convenient and also
> more readable than creating the mask manually in each driver using the shift
> operator.
>
Fair enough. Could call them IIO_CHAN_INFO_SCALE_SHARED_BIT etc?
Marginally more accurate. MASK kind of implies multiple bits to
my mind...
> Signed-off-by: Lars-Peter Clausen <lars@xxxxxxxxxx>
> ---
> Patch based on linux-iio/master
> ---
> drivers/staging/iio/iio.h | 37 +++++++++++++++++++++++++++++++++++++
> 1 files changed, 37 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/staging/iio/iio.h b/drivers/staging/iio/iio.h
> index d7c5f3f..7ff8c98 100644
> --- a/drivers/staging/iio/iio.h
> +++ b/drivers/staging/iio/iio.h
> @@ -46,6 +46,43 @@ enum iio_chan_info_enum {
> IIO_CHAN_INFO_AVERAGE_RAW_SEPARATE,
> };
>
> +#define IIO_CHAN_INFO_SCALE_SHARED_MASK \
> + BIT(IIO_CHAN_INFO_SCALE_SHARED)
> +#define IIO_CHAN_INFO_SCALE_SEPARATE_MASK \
> + BIT(IIO_CHAN_INFO_SCALE_SEPARATE)
> +#define IIO_CHAN_INFO_OFFSET_SHARED_MASK \
> + BIT(IIO_CHAN_INFO_OFFSET_SHARED)
> +#define IIO_CHAN_INFO_OFFSET_SEPARATE_MASK \
> + BIT(IIO_CHAN_INFO_OFFSET_SEPARATE)
> +#define IIO_CHAN_INFO_CALIBSCALE_SHARED_MASK \
> + BIT(IIO_CHAN_INFO_CALIBSCALE_SHARED)
> +#define IIO_CHAN_INFO_CALIBSCALE_SEPARATE_MASK \
> + BIT(IIO_CHAN_INFO_CALIBSCALE_SEPARATE)
> +#define IIO_CHAN_INFO_CALIBBIAS_SHARED_MASK \
> + BIT(IIO_CHAN_INFO_CALIBBIAS_SHARED)
> +#define IIO_CHAN_INFO_CALIBBIAS_SEPARATE_MASK \
> + BIT(IIO_CHAN_INFO_CALIBBIAS_SEPARATE)
> +#define IIO_CHAN_INFO_PEAK_SHARED_MASK \
> + BIT(IIO_CHAN_INFO_PEAK_SHARED)
> +#define IIO_CHAN_INFO_PEAK_SEPARATE_MASK \
> + BIT(IIO_CHAN_INFO_PEAK_SEPARATE)
> +#define IIO_CHAN_INFO_PEAK_SCALE_SHARED_MASK \
> + BIT(IIO_CHAN_INFO_PEAK_SCALE_SHARED)
> +#define IIO_CHAN_INFO_PEAK_SCALE_SHARED_MASK \
> + BIT(IIO_CHAN_INFO_PEAK_SCALE_SHARED)
> +#define IIO_CHAN_INFO_SCALE_SHARED_MASK \
> + BIT(IIO_CHAN_INFO_SCALE_SHARED)
> +#define IIO_CHAN_INFO_SCALE_SEPARATE_MASK \
> + BIT(IIO_CHAN_INFO_SCALE_SEPARATE)
> +#define IIO_CHAN_INFO_QUADRATURE_CORRECTION_RAW_SHARED_MASK \
> + BIT(IIO_CHAN_INFO_QUADRATURE_CORRECTION_RAW_SHARED)
> +#define IIO_CHAN_INFO_QUADRATURE_CORRECTION_RAW_SEPARATE_MASK \
> + BIT(IIO_CHAN_INFO_QUADRATURE_CORRECTION_RAW_SEPARATE)
> +#define IIO_CHAN_INFO_AVERAGE_RAW_SHARED_MASK \
> + BIT(IIO_CHAN_INFO_AVERAGE_RAW_SHARED)
> +#define IIO_CHAN_INFO_AVERAGE_RAW_SEPARATE_MASK \
> + BIT(IIO_CHAN_INFO_AVERAGE_RAW_SEPARATE)
> +
> enum iio_endian {
> IIO_CPU,
> IIO_BE,
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