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authorMartin Fuzzey <mfuzzey@parkeon.com>2015-05-13 12:26:42 +0200
committerJonathan Cameron <jic23@kernel.org>2015-05-17 10:32:35 +0100
commit3f7f642b9bc46453e1435e8b67f1c4f7949be7ff (patch)
tree79d60fc1bea40f2426ced8909d270f46abeca332 /drivers/iio
parent2a17698c0e23f3548db2c698e0da80a00814361d (diff)
iio: core: add high pass filter attributes
Add a high pass filter attribute for measurements (like the existing low pass) Also add both high and low pass attributes for events. Signed-off-by: Martin Fuzzey <mfuzzey@parkeon.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio')
-rw-r--r--drivers/iio/industrialio-core.c2
-rw-r--r--drivers/iio/industrialio-event.c2
2 files changed, 4 insertions, 0 deletions
diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index dfa81db3b910..9688a88b6198 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -117,6 +117,8 @@ 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_HIGH_PASS_FILTER_3DB_FREQUENCY]
+ = "filter_high_pass_3db_frequency",
[IIO_CHAN_INFO_SAMP_FREQ] = "sampling_frequency",
[IIO_CHAN_INFO_FREQUENCY] = "frequency",
[IIO_CHAN_INFO_PHASE] = "phase",
diff --git a/drivers/iio/industrialio-event.c b/drivers/iio/industrialio-event.c
index a99692ba91bc..894d8137c4cf 100644
--- a/drivers/iio/industrialio-event.c
+++ b/drivers/iio/industrialio-event.c
@@ -211,6 +211,8 @@ static const char * const iio_ev_info_text[] = {
[IIO_EV_INFO_VALUE] = "value",
[IIO_EV_INFO_HYSTERESIS] = "hysteresis",
[IIO_EV_INFO_PERIOD] = "period",
+ [IIO_EV_INFO_HIGH_PASS_FILTER_3DB] = "high_pass_filter_3db",
+ [IIO_EV_INFO_LOW_PASS_FILTER_3DB] = "low_pass_filter_3db",
};
static enum iio_event_direction iio_ev_attr_dir(struct iio_dev_attr *attr)