This adds log_status ioctl and event interface for ov2640's v4l2 controls.
Cc: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>
Signed-off-by: Akinobu Mita <akinobu.mita@xxxxxxxxx>
---
drivers/media/i2c/ov2640.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/media/i2c/ov2640.c b/drivers/media/i2c/ov2640.c
index 4992d77..d8e91bc 100644
--- a/drivers/media/i2c/ov2640.c
+++ b/drivers/media/i2c/ov2640.c
@@ -26,6 +26,7 @@
#include <linux/videodev2.h>
#include <media/v4l2-device.h>
+#include <media/v4l2-event.h>
#include <media/v4l2-subdev.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-image-sizes.h>
@@ -1096,6 +1097,9 @@ static const struct v4l2_ctrl_ops ov2640_ctrl_ops = {
};
static const struct v4l2_subdev_core_ops ov2640_subdev_core_ops = {
+ .log_status = v4l2_ctrl_subdev_log_status,
+ .subscribe_event = v4l2_ctrl_subdev_subscribe_event,
+ .unsubscribe_event = v4l2_event_subdev_unsubscribe,
#ifdef CONFIG_VIDEO_ADV_DEBUG
.g_register = ov2640_g_register,
.s_register = ov2640_s_register,
@@ -1190,7 +1194,8 @@ static int ov2640_probe(struct i2c_client *client,
goto err_clk;
v4l2_i2c_subdev_init(&priv->subdev, client, &ov2640_subdev_ops);
- priv->subdev.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
+ priv->subdev.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE |
+ V4L2_SUBDEV_FL_HAS_EVENTS;
mutex_init(&priv->lock);
v4l2_ctrl_handler_init(&priv->hdl, 3);
priv->hdl.lock = &priv->lock;
--
2.7.4
