GEN8_OA_TIMER_PERIOD_SHIFT 1696 drivers/gpu/drm/i915/i915_perf.c 		(stream->period_exponent << GEN8_OA_TIMER_PERIOD_SHIFT) |
GEN8_OA_TIMER_PERIOD_SHIFT 1874 drivers/gpu/drm/i915/i915_perf.c 			((stream->period_exponent << GEN8_OA_TIMER_PERIOD_SHIFT) |