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| author |   Javier Martinez Canillas <javier@osg.samsung.com> | 2016-09-08 10:05:40 -0300 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-09-19 16:20:02 -0300 |
| commit | 6dca6cf072038ecd591789cfd94accc6fc053300 (patch) | |
| tree | 3a8312f6db582266cc675c48794091fad28e2d6f /drivers/media/i2c/ov9650.c | |
| parent | [media] usb: constify snd_pcm_ops structures (diff) | |
| download | linux-dev-6dca6cf072038ecd591789cfd94accc6fc053300.tar.xz linux-dev-6dca6cf072038ecd591789cfd94accc6fc053300.zip | |
[media] ov9650: add support for asynchronous probing
Allow the sub-device to be probed asynchronously so a bridge driver that's
waiting for the device can be notified and its .bound callback executed.
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Tested-by: H . Nikolaus Schaller <hns@goldelico.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/i2c/ov9650.c')
| -rw-r--r-- | drivers/media/i2c/ov9650.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/media/i2c/ov9650.c b/drivers/media/i2c/ov9650.c index be5a7fd4f076..502c72238a4a 100644 --- a/drivers/media/i2c/ov9650.c +++ b/drivers/media/i2c/ov9650.c @@ -23,6 +23,7 @@ #include <linux/videodev2.h> #include <media/media-entity.h> +#include <media/v4l2-async.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-device.h> #include <media/v4l2-event.h> @@ -1520,6 +1521,10 @@ static int ov965x_probe(struct i2c_client *client, /* Update exposure time min/max to match frame format */ ov965x_update_exposure_ctrl(ov965x); + ret = v4l2_async_register_subdev(sd); + if (ret < 0) + goto err_ctrls; + return 0; err_ctrls: v4l2_ctrl_handler_free(sd->ctrl_handler); @@ -1532,7 +1537,7 @@ static int ov965x_remove(struct i2c_client *client) { struct v4l2_subdev *sd = i2c_get_clientdata(client); - v4l2_device_unregister_subdev(sd); + v4l2_async_unregister_subdev(sd); v4l2_ctrl_handler_free(sd->ctrl_handler); media_entity_cleanup(&sd->entity); |