From: John Harrison <John.C.Harrison@xxxxxxxxx>
Added explicit request creation and submission to the GPU idle code path.
For: VIZ-5115
Signed-off-by: John Harrison <John.C.Harrison@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_gem.c | 18 +++++++++++++++++-
1 file changed, 17 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 00a031b..8923ecd 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3109,11 +3109,27 @@ int i915_gpu_idle(struct drm_device *dev)
/* Flush everything onto the inactive list. */
for_each_ring(ring, dev_priv, i) {
if (!i915.enable_execlists) {
- ret = i915_switch_context(ring, ring->default_context);
+ struct drm_i915_gem_request *req;
+
+ ret = dev_priv->gt.alloc_request(ring, ring->default_context, &req);
if (ret)
return ret;
+
+ ret = i915_switch_context(req->ring, ring->default_context);
+ if (ret) {
+ i915_gem_request_unreference(req);
+ return ret;
+ }
+
+ ret = i915_add_request_no_flush(req->ring);
+ if (ret) {
+ i915_gem_request_unreference(req);
+ return ret;
+ }
}
+ WARN_ON(ring->outstanding_lazy_request);
+
ret = intel_ring_idle(ring);
if (ret)
return ret;
--
1.7.9.5
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