2741 ipehr_is_semaphore_wait(struct drm_device *dev, u32 ipehr)  in ipehr_is_semaphore_wait()  argument
2744 		return (ipehr >> 23) == 0x1c;  in ipehr_is_semaphore_wait()
2746 		ipehr &= ~MI_SEMAPHORE_SYNC_MASK;  in ipehr_is_semaphore_wait()
2747 		return ipehr == (MI_SEMAPHORE_MBOX | MI_SEMAPHORE_COMPARE |  in ipehr_is_semaphore_wait()
2753 semaphore_wait_to_signaller_ring(struct intel_engine_cs *ring, u32 ipehr, u64 offset)  in semaphore_wait_to_signaller_ring()  argument
2768 		u32 sync_bits = ipehr & MI_SEMAPHORE_SYNC_MASK;  in semaphore_wait_to_signaller_ring()
2780 		  ring->id, ipehr, offset);  in semaphore_wait_to_signaller_ring()
2789 	u32 cmd, ipehr, head;  in semaphore_waits_for()  local
2813 	ipehr = I915_READ(RING_IPEHR(ring->mmio_base));  in semaphore_waits_for()
2814 	if (!ipehr_is_semaphore_wait(ring->dev, ipehr))  in semaphore_waits_for()
2838 		if (cmd == ipehr)  in semaphore_waits_for()
2853 	return semaphore_wait_to_signaller_ring(ring, ipehr, offset);  in semaphore_waits_for()