From: Ville Syrjälä <ville.syrj...@linux.intel.com>
This reverts commit b26a6b35581c84124bd78b68cc02d171fbd572c9.
commit b26a6b35581c ("drm/i915: Make prepare_plane_fb fully interruptible.")
breaks GPU reset on gen3/4 machines. Go back to to non-interruptible.
Cc: Maarten Lankhorst <maarten.lankho...@linux.intel.com>
Cc: Ander Conselvan de Oliveira <conselv...@gmail.com>
Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
drivers/gpu/drm/i915/intel_display.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_display.c
b/drivers/gpu/drm/i915/intel_display.c
index 7687708..2b70151 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2386,10 +2386,11 @@ intel_pin_and_fence_fb_obj(struct drm_plane *plane,
*/
intel_runtime_pm_get(dev_priv);
+ dev_priv->mm.interruptible = false;
ret = i915_gem_object_pin_to_display_plane(obj, alignment, pipelined,
pipelined_request, &view);
if (ret)
- goto err_pm;
+ goto err_interruptible;
/* Install a fence for tiled scan-out. Pre-i965 always needs a
* fence, whereas 965+ only requires a fence if using
@@ -2413,12 +2414,14 @@ intel_pin_and_fence_fb_obj(struct drm_plane *plane,
i915_gem_object_pin_fence(obj);
+ dev_priv->mm.interruptible = true;
intel_runtime_pm_put(dev_priv);
return 0;
err_unpin:
i915_gem_object_unpin_from_display_plane(obj, &view);
-err_pm:
+err_interruptible:
+ dev_priv->mm.interruptible = true;
intel_runtime_pm_put(dev_priv);
return ret;
}
@@ -13487,9 +13490,7 @@ intel_prepare_plane_fb(struct drm_plane *plane,
if (!obj && !old_obj)
return 0;
- ret = i915_mutex_lock_interruptible(dev);
- if (ret)
- return ret;
+ mutex_lock(&dev->struct_mutex);
if (!obj) {
ret = 0;
--
2.4.10
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