1 config DRM_I915_SPIN_REQUEST
3 default 5 # microseconds
5 Before sleeping waiting for a request (GPU operation) to complete,
6 we may spend some time polling for its completion. As the IRQ may
7 take a non-negligible time to setup, we do a short spin first to
8 check if the request will complete in the time it would have taken
9 us to enable the interrupt.
11 May be 0 to disable the initial spin. In practice, we estimate
12 the cost of enabling the interrupt (if currently disabled) to be