RING_WAIT_SEMAPHORE
if (val & RING_WAIT_SEMAPHORE)
I915_READ(RING_CTL(engine->mmio_base)) & (RING_WAIT | RING_WAIT_SEMAPHORE) ? " [waiting]" : "");
if (I915_READ_CTL(signaller) & RING_WAIT_SEMAPHORE &&
if (IS_GEN(dev_priv, 6, 7) && tmp & RING_WAIT_SEMAPHORE) {