Re: [PATCH V5 1/2] staging: iio: add channel info for sampling frequency

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On 4/13/2012 11:33 AM, 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@xxxxxxxxxx>
Acked-by: Jonathan Cameron <jic23@xxxxxxxxxx>

---
changes from V3:
  - Change the info name to "sampling_frequency"
Changes from V4:
- No change, just to sync with the patch series.

  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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