*
* @rdev: radeon_device pointer
* @ring: radeon_ring structure holding ring information
+ * @hdp_flush: Whether or not to perform an HDP cache flush
*
* Update the wptr (write pointer) to tell the GPU to
* execute new commands on the ring buffer (all asics).
*/
-void radeon_ring_commit(struct radeon_device *rdev, struct radeon_ring *ring)
+void radeon_ring_commit(struct radeon_device *rdev, struct radeon_ring *ring,
+ bool hdp_flush)
{
/* If we are emitting the HDP flush via the ring buffer, we need to
* do it before padding.
*/
- if (rdev->asic->ring[ring->idx]->hdp_flush)
+ if (hdp_flush && rdev->asic->ring[ring->idx]->hdp_flush)
rdev->asic->ring[ring->idx]->hdp_flush(rdev, ring);
/* We pad to match fetch size */
while (ring->wptr & ring->align_mask) {
/* If we are emitting the HDP flush via MMIO, we need to do it after
* all CPU writes to VRAM finished.
*/
- if (rdev->asic->mmio_hdp_flush)
+ if (hdp_flush && rdev->asic->mmio_hdp_flush)
rdev->asic->mmio_hdp_flush(rdev);
radeon_ring_set_wptr(rdev, ring);
}
*
* @rdev: radeon_device pointer
* @ring: radeon_ring structure holding ring information
+ * @hdp_flush: Whether or not to perform an HDP cache flush
*
* Call radeon_ring_commit() then unlock the ring (all asics).
*/
-void radeon_ring_unlock_commit(struct radeon_device *rdev, struct radeon_ring *ring)
+void radeon_ring_unlock_commit(struct radeon_device *rdev, struct radeon_ring *ring,
+ bool hdp_flush)
{
- radeon_ring_commit(rdev, ring);
+ radeon_ring_commit(rdev, ring, hdp_flush);
mutex_unlock(&rdev->ring_lock);
}
radeon_ring_write(ring, data[i]);
}
- radeon_ring_unlock_commit(rdev, ring);
+ radeon_ring_unlock_commit(rdev, ring, false);
kfree(data);
return 0;
}