mock_request
request = mock_request(rcs0(i915)->kernel_context, T);
request = mock_request(ce, 2 * HZ);
vip = mock_request(ce, 0);
return mock_request(ce, 0);
request = mock_request(rcs0(i915)->kernel_context, HZ / 10);
request = mock_request(rcs0(i915)->kernel_context, T);
mock_request(struct intel_context *ce, unsigned long delay);