[PATCH 2/3] drm/i915: create memory regions before ggtt probe

Robert Beckett bob.beckett at collabora.com
Tue Feb 22 16:33:39 UTC 2022


To allow scratch page creation from system memory region during ggtt
probe, we need to have the memory regions created before ggtt probe

Signed-off-by: Robert Beckett <bob.beckett at collabora.com>
---
 drivers/gpu/drm/i915/i915_driver.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c
index 62b3f332bbf5..44ce4ecf375d 100644
--- a/drivers/gpu/drm/i915/i915_driver.c
+++ b/drivers/gpu/drm/i915/i915_driver.c
@@ -577,13 +577,17 @@ static int i915_driver_hw_probe(struct drm_i915_private *dev_priv)
 
 	i915_perf_init(dev_priv);
 
-	ret = intel_gt_assign_ggtt(to_gt(dev_priv));
+	ret = intel_memory_regions_hw_probe(dev_priv);
 	if (ret)
 		goto err_perf;
 
+	ret = intel_gt_assign_ggtt(to_gt(dev_priv));
+	if (ret)
+		goto err_mem_regions;
+
 	ret = i915_ggtt_probe_hw(dev_priv);
 	if (ret)
-		goto err_perf;
+		goto err_mem_regions;
 
 	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, dev_priv->drm.driver);
 	if (ret)
@@ -593,10 +597,6 @@ static int i915_driver_hw_probe(struct drm_i915_private *dev_priv)
 	if (ret)
 		goto err_ggtt;
 
-	ret = intel_memory_regions_hw_probe(dev_priv);
-	if (ret)
-		goto err_ggtt;
-
 	ret = intel_gt_probe_lmem(to_gt(dev_priv));
 	if (ret)
 		goto err_mem_regions;
@@ -656,12 +656,12 @@ static int i915_driver_hw_probe(struct drm_i915_private *dev_priv)
 err_msi:
 	if (pdev->msi_enabled)
 		pci_disable_msi(pdev);
-err_mem_regions:
-	intel_memory_regions_driver_release(dev_priv);
 err_ggtt:
 	i915_ggtt_driver_release(dev_priv);
 	i915_gem_drain_freed_objects(dev_priv);
 	i915_ggtt_driver_late_release(dev_priv);
+err_mem_regions:
+	intel_memory_regions_driver_release(dev_priv);
 err_perf:
 	i915_perf_fini(dev_priv);
 	return ret;
-- 
2.25.1



More information about the Intel-gfx-trybot mailing list