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path: root/drivers/gpu/drm/i915/i915_gem_context.c
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_context.c')
-rw-r--r--drivers/gpu/drm/i915/i915_gem_context.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c
index 8e893b354bcc..8c688a5f1589 100644
--- a/drivers/gpu/drm/i915/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/i915_gem_context.c
@@ -133,6 +133,23 @@ static int get_context_size(struct drm_device *dev)
return ret;
}
+static void i915_gem_context_clean(struct intel_context *ctx)
+{
+ struct i915_hw_ppgtt *ppgtt = ctx->ppgtt;
+ struct i915_vma *vma, *next;
+
+ if (!ppgtt)
+ return;
+
+ WARN_ON(!list_empty(&ppgtt->base.active_list));
+
+ list_for_each_entry_safe(vma, next, &ppgtt->base.inactive_list,
+ mm_list) {
+ if (WARN_ON(__i915_vma_unbind_no_wait(vma)))
+ break;
+ }
+}
+
void i915_gem_context_free(struct kref *ctx_ref)
{
struct intel_context *ctx = container_of(ctx_ref, typeof(*ctx), ref);
@@ -142,6 +159,13 @@ void i915_gem_context_free(struct kref *ctx_ref)
if (i915.enable_execlists)
intel_lr_context_free(ctx);
+ /*
+ * This context is going away and we need to remove all VMAs still
+ * around. This is to handle imported shared objects for which
+ * destructor did not run when their handles were closed.
+ */
+ i915_gem_context_clean(ctx);
+
i915_ppgtt_put(ctx->ppgtt);
if (ctx->legacy_hw_ctx.rcs_state)
@@ -332,6 +356,13 @@ int i915_gem_context_init(struct drm_device *dev)
if (WARN_ON(dev_priv->ring[RCS].default_context))
return 0;
+ if (intel_vgpu_active(dev) && HAS_LOGICAL_RING_CONTEXTS(dev)) {
+ if (!i915.enable_execlists) {
+ DRM_INFO("Only EXECLIST mode is supported in vgpu.\n");
+ return -EINVAL;
+ }
+ }
+
if (i915.enable_execlists) {
/* NB: intentionally left blank. We will allocate our own
* backing objects as we need them, thank you very much */