SetSampleRate
Sets the sample rate for the clock device.
Declaration
kern_return_t SetSampleRate(double in_sample_rate);Parameters
- in_sample_rate:
The sample rate to set on the clock device.
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 sample rate sends a notification to the host to update the object state.
This method synchronizes by using the work queue created by the object.