[PATCH 1/5] [media] tc358743: register v4l2 asynchronous subdevice
From: Philipp Zabel <p.zabel@pengutronix.de>
Date: 2015-07-10 13:11:33
Also in:
linux-media
Subsystem:
media input infrastructure (v4l/dvb), the rest, toshiba tc358743 driver · Maintainers:
Mauro Carvalho Chehab, Linus Torvalds, Hans Verkuil
Add support for registering the sensor subdevice using the v4l2-async API. Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> --- drivers/media/i2c/tc358743.c | 12 ++++++++++++ 1 file changed, 12 insertions(+)
diff --git a/drivers/media/i2c/tc358743.c b/drivers/media/i2c/tc358743.c
index 34d4f32..48d1575 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; }
@@ -1751,6 +1762,7 @@ 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); v4l2_ctrl_handler_free(&state->hdl);
--
2.1.4