diff options
Diffstat (limited to 'drivers/media/v4l2-core')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-ctrls.c | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c index 9cd9783..1acc7aa 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls.c +++ b/drivers/media/v4l2-core/v4l2-ctrls.c @@ -3175,27 +3175,41 @@ int v4l2_subdev_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *control) } EXPORT_SYMBOL(v4l2_subdev_s_ctrl); -int v4l2_ctrl_s_ctrl(struct v4l2_ctrl *ctrl, s32 val) +int __v4l2_ctrl_s_ctrl(struct v4l2_ctrl *ctrl, s32 val) { struct v4l2_ext_control c; + int rval; + + lockdep_assert_held(ctrl->handler->lock); /* It's a driver bug if this happens. */ WARN_ON(!ctrl->is_int); c.value = val; - return set_ctrl_lock(NULL, ctrl, &c); + rval = set_ctrl(NULL, ctrl, &c, 0); + if (!rval) + cur_to_user(&c, ctrl); + + return rval; } -EXPORT_SYMBOL(v4l2_ctrl_s_ctrl); +EXPORT_SYMBOL(__v4l2_ctrl_s_ctrl); -int v4l2_ctrl_s_ctrl_int64(struct v4l2_ctrl *ctrl, s64 val) +int __v4l2_ctrl_s_ctrl_int64(struct v4l2_ctrl *ctrl, s64 val) { struct v4l2_ext_control c; + int rval; + + lockdep_assert_held(ctrl->handler->lock); /* It's a driver bug if this happens. */ WARN_ON(ctrl->is_ptr || ctrl->type != V4L2_CTRL_TYPE_INTEGER64); c.value64 = val; - return set_ctrl_lock(NULL, ctrl, &c); + rval = set_ctrl(NULL, ctrl, &c, 0); + if (!rval) + cur_to_user(&c, ctrl); + + return rval; } -EXPORT_SYMBOL(v4l2_ctrl_s_ctrl_int64); +EXPORT_SYMBOL(__v4l2_ctrl_s_ctrl_int64); void v4l2_ctrl_notify(struct v4l2_ctrl *ctrl, v4l2_ctrl_notify_fnc notify, void *priv) { |
