2 - enhance visornic to use channel_interrupt() hook instead of a
4 - enhance visorhba to use channel_interrupt() hook instead of a
6 - teach visorbus to handle virtual interrupts triggered by s-Par
7 back-end, and call function driver's channel_interrupt() function
9 - enhance debugfs interfaces (e.g., per device, etc.)
10 - upgrade/remove deprecated workqueue operations
11 - move individual drivers into proper driver subsystems