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authorJavier Martinez Canillas <javier@osg.samsung.com>2015-09-21 08:23:09 -0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2015-10-01 08:42:00 -0300
commitc7d97499cc8ab9f9cda0af5c1b078480e198eb4c (patch)
tree02a486267d92d99c74fed5db9020ecc2e659c30a /drivers/media/i2c
parentf5b5fbd38776e06df8e74c2fa91a172435400486 (diff)
[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/i2c')
-rw-r--r--drivers/media/i2c/tvp5150.c14
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;
}

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