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authorPhilipp Zabel <p.zabel@pengutronix.de>2015-07-17 11:02:53 -0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2015-07-22 11:12:57 -0300
commit4c5211a100399c3823563193dd881dcb3b7d24fc (patch)
tree051887ec73e38019eed0a32f8e7e2c0e3117ef62 /drivers/media/i2c
parent55b858b4e5f46e71f9e5089cb63602697a49a211 (diff)
[media] tc358743: register v4l2 asynchronous subdevice
Add support for registering the sensor subdevice using the v4l2-async API. Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/i2c')
-rw-r--r--drivers/media/i2c/tc358743.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/media/i2c/tc358743.c b/drivers/media/i2c/tc358743.c
index 4e8811c3e771..7278435048ed 100644
--- a/drivers/media/i2c/tc358743.c
+++ b/drivers/media/i2c/tc358743.c
@@ -1710,6 +1710,16 @@ static int tc358743_probe(struct i2c_client *client,
goto err_hdl;
}
+ state->pad.flags = MEDIA_PAD_FL_SOURCE;
+ err = media_entity_init(&sd->entity, 1, &state->pad, 0);
+ if (err < 0)
+ goto err_hdl;
+
+ sd->dev = &client->dev;
+ err = v4l2_async_register_subdev(sd);
+ if (err < 0)
+ goto err_hdl;
+
mutex_init(&state->confctl_mutex);
INIT_DELAYED_WORK(&state->delayed_work_enable_hotplug,
@@ -1740,6 +1750,7 @@ err_work_queues:
destroy_workqueue(state->work_queues);
mutex_destroy(&state->confctl_mutex);
err_hdl:
+ media_entity_cleanup(&sd->entity);
v4l2_ctrl_handler_free(&state->hdl);
return err;
}
@@ -1751,8 +1762,10 @@ static int tc358743_remove(struct i2c_client *client)
cancel_delayed_work(&state->delayed_work_enable_hotplug);
destroy_workqueue(state->work_queues);
+ v4l2_async_unregister_subdev(sd);
v4l2_device_unregister_subdev(sd);
mutex_destroy(&state->confctl_mutex);
+ media_entity_cleanup(&sd->entity);
v4l2_ctrl_handler_free(&state->hdl);
return 0;

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