Adding channel info IIO_CHAN_INFO_SAMP_FREQ to select
different sampling frequency per channel wise.

Signed-off-by: Laxman Dewangan <[email protected]>
---
As per discussion on previous patch, adding channel info
for selecting sampling freqeuncy.

 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..14ce6ce 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] = "samp_freq",
 };
 
 const struct iio_chan_spec
-- 
1.7.1.1

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