diff options
| author |   Karol Wrona <k.wrona@samsung.com> | 2015-01-07 19:36:11 +0100 |
|---|---|---|
| committer |   Jonathan Cameron <jic23@kernel.org> | 2015-01-25 22:53:38 +0000 |
| commit | 03af03ad7c6723e0f87568e4ffe66ceb9608bfe7 (patch) | |
| tree | 201889e95ec97cbeceac1dbc243395aa9db425e4 /include/linux/iio | |
| parent | iio: Deselect IIO_TRIGGER for IIO_KFIFO_BUF (diff) | |
| download | linux-dev-03af03ad7c6723e0f87568e4ffe66ceb9608bfe7.tar.xz linux-dev-03af03ad7c6723e0f87568e4ffe66ceb9608bfe7.zip | |
iio: Add new operating mode for non triggered sw buffers
There was a need for non triggered software buffer type. It can be used when
triggered model does not fit and INDIO_BUFFER_HARDWARE causes confusion because
the data stream can be obtained not directly form hardware backend.
Suggested-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Karol Wrona <k.wrona@samsung.com>
Reviewed-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'include/linux/iio')
| -rw-r--r-- | include/linux/iio/iio.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h index 878d861b0610..590202024857 100644 --- a/include/linux/iio/iio.h +++ b/include/linux/iio/iio.h @@ -286,10 +286,11 @@ static inline s64 iio_get_time_ns(void) /* Device operating modes */ #define INDIO_DIRECT_MODE 0x01 #define INDIO_BUFFER_TRIGGERED 0x02 +#define INDIO_BUFFER_SOFTWARE 0x04 #define INDIO_BUFFER_HARDWARE 0x08 #define INDIO_ALL_BUFFER_MODES \ - (INDIO_BUFFER_TRIGGERED | INDIO_BUFFER_HARDWARE) + (INDIO_BUFFER_TRIGGERED | INDIO_BUFFER_HARDWARE | INDIO_BUFFER_SOFTWARE) #define INDIO_MAX_RAW_ELEMENTS 4 @@ -593,7 +594,8 @@ void devm_iio_trigger_free(struct device *dev, struct iio_trigger *iio_trig); static inline bool iio_buffer_enabled(struct iio_dev *indio_dev) { return indio_dev->currentmode - & (INDIO_BUFFER_TRIGGERED | INDIO_BUFFER_HARDWARE); + & (INDIO_BUFFER_TRIGGERED | INDIO_BUFFER_HARDWARE | + INDIO_BUFFER_SOFTWARE); } /** |