SetControlValue
Sets the value of the slider control.
Declaration
kern_return_t SetControlValue(uint32_t in_control_value);Parameters
- in_control_value:
The slider value to set.
Return Value
kIOReturnSuccess on success, or another value if an error occurs. For a list of error codes, see Error Codes.
Discussion
If successful, changing the control value sends a notification to the host to update the object state.
This method synchronizes by using the work queue created by the object.