diff options
| author | Javier Martinez Canillas <javier@osg.samsung.com> | 2015-09-21 14:23:09 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-10-01 14:42:00 +0300 |
| commit | c7d97499cc8ab9f9cda0af5c1b078480e198eb4c (patch) | |
| tree | 02a486267d92d99c74fed5db9020ecc2e659c30a /drivers/media | |
| parent | f5b5fbd38776e06df8e74c2fa91a172435400486 (diff) | |
| download | linux-c7d97499cc8ab9f9cda0af5c1b078480e198eb4c.tar.xz | |
[media] tvp5150: add support for asynchronous probing
Allow the subdevice to be probed asynchronously.
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/i2c/tvp5150.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c index 522a865c5c60..3c5fb2509c47 100644 --- a/drivers/media/i2c/tvp5150.c +++ b/drivers/media/i2c/tvp5150.c @@ -10,6 +10,7 @@ #include <linux/videodev2.h> #include <linux/delay.h> #include <linux/module.h> +#include <media/v4l2-async.h> #include <media/v4l2-device.h> #include <media/tvp5150.h> #include <media/v4l2-ctrls.h> @@ -1172,8 +1173,7 @@ static int tvp5150_probe(struct i2c_client *c, sd->ctrl_handler = &core->hdl; if (core->hdl.error) { res = core->hdl.error; - v4l2_ctrl_handler_free(&core->hdl); - return res; + goto err; } v4l2_ctrl_handler_setup(&core->hdl); @@ -1186,9 +1186,17 @@ static int tvp5150_probe(struct i2c_client *c, core->rect.left = 0; core->rect.width = TVP5150_H_MAX; + res = v4l2_async_register_subdev(sd); + if (res < 0) + goto err; + if (debug > 1) tvp5150_log_status(sd); return 0; + +err: + v4l2_ctrl_handler_free(&core->hdl); + return res; } static int tvp5150_remove(struct i2c_client *c) @@ -1200,7 +1208,7 @@ static int tvp5150_remove(struct i2c_client *c) "tvp5150.c: removing tvp5150 adapter on address 0x%x\n", c->addr << 1); - v4l2_device_unregister_subdev(sd); + v4l2_async_unregister_subdev(sd); v4l2_ctrl_handler_free(&decoder->hdl); return 0; } |