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Diffstat (limited to 'Documentation/video4linux/v4l2-framework.txt')
| -rw-r--r-- | Documentation/video4linux/v4l2-framework.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/video4linux/v4l2-framework.txt b/Documentation/video4linux/v4l2-framework.txt index 59e619f9b..75d5c18d6 100644 --- a/Documentation/video4linux/v4l2-framework.txt +++ b/Documentation/video4linux/v4l2-framework.txt @@ -1129,6 +1129,10 @@ available event type is 'class base + 1'. An example on how the V4L2 events may be used can be found in the OMAP 3 ISP driver (drivers/media/platform/omap3isp). +A subdev can directly send an event to the v4l2_device notify function with +V4L2_DEVICE_NOTIFY_EVENT. This allows the bridge to map the subdev that sends +the event to the video node(s) associated with the subdev that need to be +informed about such an event. V4L2 clocks ----------- |