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| author | Hans Verkuil <hans.verkuil@cisco.com> | 2018-05-21 04:54:36 -0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2018-08-31 11:09:34 -0400 |
| commit | da1b1aeac1aced231ac85329112a592dc14d173a (patch) | |
| tree | 03516d3b41e672110d082ad3c5a240ec526b1f44 /drivers/media/v4l2-core/v4l2-device.c | |
| parent | f23317adf6a726b9dbedbe3a0363846f597cc0e8 (diff) | |
| download | linux-da1b1aeac1aced231ac85329112a592dc14d173a.tar.gz linux-da1b1aeac1aced231ac85329112a592dc14d173a.tar.bz2 linux-da1b1aeac1aced231ac85329112a592dc14d173a.zip | |
media: v4l2-ctrls: v4l2_ctrl_add_handler: add from_other_dev
Add a 'bool from_other_dev' argument: set to true if the two
handlers refer to different devices (e.g. it is true when
inheriting controls from a subdev into a main v4l2 bridge
driver).
This will be used later when implementing support for the
request API since we need to skip such controls.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Reviewed-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-device.c')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-device.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/media/v4l2-core/v4l2-device.c b/drivers/media/v4l2-core/v4l2-device.c index 3940e55c72f1..5189fb9f741f 100644 --- a/drivers/media/v4l2-core/v4l2-device.c +++ b/drivers/media/v4l2-core/v4l2-device.c @@ -178,7 +178,8 @@ int v4l2_device_register_subdev(struct v4l2_device *v4l2_dev, sd->v4l2_dev = v4l2_dev; /* This just returns 0 if either of the two args is NULL */ - err = v4l2_ctrl_add_handler(v4l2_dev->ctrl_handler, sd->ctrl_handler, NULL); + err = v4l2_ctrl_add_handler(v4l2_dev->ctrl_handler, sd->ctrl_handler, + NULL, true); if (err) goto error_module; |