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SubjectRe: [PATCH V4 1/2] staging: iio: add channel info for sampling frequency
On 4/12/2012 3:01 PM, Laxman Dewangan wrote:
> Adding channel info IIO_CHAN_INFO_SAMP_FREQ to select
> different sampling frequency per channel wise.
>
> Signed-off-by: Laxman Dewangan<ldewangan@nvidia.com>
Acked-by: Jonathan Cameron <jic23@kernel.org>
> ---
> changes from V3:
> - Change the info name to "sampling_frequency"
>
> drivers/staging/iio/iio.h | 5 +++++
> drivers/staging/iio/industrialio-core.c | 1 +
> 2 files changed, 6 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/staging/iio/iio.h b/drivers/staging/iio/iio.h
> index b9cd454..9aa0dd5 100644
> --- a/drivers/staging/iio/iio.h
> +++ b/drivers/staging/iio/iio.h
> @@ -36,6 +36,7 @@ enum iio_chan_info_enum {
> IIO_CHAN_INFO_QUADRATURE_CORRECTION_RAW,
> IIO_CHAN_INFO_AVERAGE_RAW,
> IIO_CHAN_INFO_LOW_PASS_FILTER_3DB_FREQUENCY,
> + IIO_CHAN_INFO_SAMP_FREQ,
> };
>
> #define IIO_CHAN_INFO_SHARED_BIT(type) BIT(type*2)
> @@ -81,6 +82,10 @@ enum iio_chan_info_enum {
> #define IIO_CHAN_INFO_LOW_PASS_FILTER_3DB_FREQUENCY_SEPARATE_BIT \
> IIO_CHAN_INFO_SEPARATE_BIT( \
> IIO_CHAN_INFO_LOW_PASS_FILTER_3DB_FREQUENCY)
> +#define IIO_CHAN_INFO_SAMP_FREQ_SEPARATE_BIT \
> + IIO_CHAN_INFO_SEPARATE_BIT(IIO_CHAN_INFO_SAMP_FREQ)
> +#define IIO_CHAN_INFO_SAMP_FREQ_SHARED_BIT \
> + IIO_CHAN_INFO_SHARED_BIT(IIO_CHAN_INFO_SAMP_FREQ)
>
> enum iio_endian {
> IIO_CPU,
> diff --git a/drivers/staging/iio/industrialio-core.c b/drivers/staging/iio/industrialio-core.c
> index d303bfb..9e42713 100644
> --- a/drivers/staging/iio/industrialio-core.c
> +++ b/drivers/staging/iio/industrialio-core.c
> @@ -90,6 +90,7 @@ static const char * const iio_chan_info_postfix[] = {
> [IIO_CHAN_INFO_AVERAGE_RAW] = "mean_raw",
> [IIO_CHAN_INFO_LOW_PASS_FILTER_3DB_FREQUENCY]
> = "filter_low_pass_3db_frequency",
> + [IIO_CHAN_INFO_SAMP_FREQ] = "sampling_frequency",
> };
>
> const struct iio_chan_spec



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