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path: root/drivers/gpu/drm/i915/intel_overlay.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_overlay.c')
-rw-r--r--drivers/gpu/drm/i915/intel_overlay.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c
index a670c00..56a8e2a 100644
--- a/drivers/gpu/drm/i915/intel_overlay.c
+++ b/drivers/gpu/drm/i915/intel_overlay.c
@@ -1416,6 +1416,8 @@ void intel_setup_overlay(struct drm_device *dev)
goto out_free;
overlay->reg_bo = reg_bo;
+ mutex_lock(&dev->struct_mutex);
+
if (OVERLAY_NEEDS_PHYSICAL(dev)) {
ret = i915_gem_attach_phys_object(dev, reg_bo,
I915_GEM_PHYS_OVERLAY_REGS,
@@ -1440,6 +1442,8 @@ void intel_setup_overlay(struct drm_device *dev)
}
}
+ mutex_unlock(&dev->struct_mutex);
+
/* init all values */
overlay->color_key = 0x0101fe;
overlay->brightness = -19;
@@ -1464,6 +1468,7 @@ out_unpin_bo:
i915_gem_object_unpin(reg_bo);
out_free_bo:
drm_gem_object_unreference(&reg_bo->base);
+ mutex_unlock(&dev->struct_mutex);
out_free:
kfree(overlay);
return;
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