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path: root/drivers/gpu/drm/i915/gem/i915_gem_context.c
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Diffstat (limited to 'drivers/gpu/drm/i915/gem/i915_gem_context.c')
-rw-r--r--drivers/gpu/drm/i915/gem/i915_gem_context.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c
index 00327b750fbb..ebbac2ea0833 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c
@@ -571,10 +571,6 @@ set_proto_ctx_engines_parallel_submit(struct i915_user_extension __user *base,
struct intel_engine_cs **siblings = NULL;
intel_engine_mask_t prev_mask;
- /* FIXME: This is NIY for execlists */
- if (!(intel_uc_uses_guc_submission(&to_gt(i915)->uc)))
- return -ENODEV;
-
if (get_user(slot, &ext->engine_index))
return -EFAULT;
@@ -584,6 +580,13 @@ set_proto_ctx_engines_parallel_submit(struct i915_user_extension __user *base,
if (get_user(num_siblings, &ext->num_siblings))
return -EFAULT;
+ if (!intel_uc_uses_guc_submission(&to_gt(i915)->uc) &&
+ num_siblings != 1) {
+ drm_dbg(&i915->drm, "Only 1 sibling (%d) supported in non-GuC mode\n",
+ num_siblings);
+ return -EINVAL;
+ }
+
if (slot >= set->num_engines) {
drm_dbg(&i915->drm, "Invalid placement value, %d >= %d\n",
slot, set->num_engines);