Re: [PATCH 12/66] staging: comedi: pcl812: interrupt handlers should not busywait

2014-03-03 Thread Ian Abbott
On 2014-02-28 23:24, H Hartley Sweeten wrote: The interrupt is only generated by the hardware at the completion of an A/D conversion. Because of this the sanity check to make sure that the A/D conversion is complete and data is available is probably unnecessary but it doesn't hurt anything. The

[PATCH 12/66] staging: comedi: pcl812: interrupt handlers should not busywait

2014-02-28 Thread H Hartley Sweeten
The interrupt is only generated by the hardware at the completion of an A/D conversion. Because of this the sanity check to make sure that the A/D conversion is complete and data is available is probably unnecessary but it doesn't hurt anything. The busywait loop is a different issue. Interrupt