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authorVladimir Barinov <vladimir.barinov@cogentembedded.com>2015-08-20 22:37:39 +0300
committerJonathan Cameron <jic23@kernel.org>2015-08-27 20:47:09 +0100
commit735ad074ffa72ccc4fdba8e54eb024df95545e7d (patch)
tree5cc52d06761fba79d2a70ce0d665b1c583bf386c /include/linux/iio/iio.h
parent764589b688a1b087b5ff6c1e99f7cd57a5241395 (diff)
downloadblackbird-op-linux-735ad074ffa72ccc4fdba8e54eb024df95545e7d.tar.gz
blackbird-op-linux-735ad074ffa72ccc4fdba8e54eb024df95545e7d.zip
iio: Support triggered events
Support triggered events. This is useful for chips that don't have their own interrupt sources. It allows to use generic/standalone iio triggers for those drivers. Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'include/linux/iio/iio.h')
-rw-r--r--include/linux/iio/iio.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h
index 7bb7f673cb3f..19c94c9acc81 100644
--- a/include/linux/iio/iio.h
+++ b/include/linux/iio/iio.h
@@ -294,6 +294,7 @@ static inline s64 iio_get_time_ns(void)
#define INDIO_BUFFER_TRIGGERED 0x02
#define INDIO_BUFFER_SOFTWARE 0x04
#define INDIO_BUFFER_HARDWARE 0x08
+#define INDIO_EVENT_TRIGGERED 0x10
#define INDIO_ALL_BUFFER_MODES \
(INDIO_BUFFER_TRIGGERED | INDIO_BUFFER_HARDWARE | INDIO_BUFFER_SOFTWARE)
@@ -457,6 +458,7 @@ struct iio_buffer_setup_ops {
* @scan_index_timestamp:[INTERN] cache of the index to the timestamp
* @trig: [INTERN] current device trigger (buffer modes)
* @pollfunc: [DRIVER] function run on trigger being received
+ * @pollfunc_event: [DRIVER] function run on events trigger being received
* @channels: [DRIVER] channel specification structure table
* @num_channels: [DRIVER] number of channels specified in @channels.
* @channel_attr_list: [INTERN] keep track of automatically created channel
@@ -495,6 +497,7 @@ struct iio_dev {
unsigned scan_index_timestamp;
struct iio_trigger *trig;
struct iio_poll_func *pollfunc;
+ struct iio_poll_func *pollfunc_event;
struct iio_chan_spec const *channels;
int num_channels;
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