drm/i915: Fix up the inverse mapping for default ctx->engines[]

[linux.git] / drivers / gpu / drm / i915 / gem / i915_gem_context.c

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c
index 1c5bc21a80ff1818ff345507944e3fe561f39614..b407baaf0014237af5dfcfdb607522b15ea6d5af 100644 (file)
--- a/drivers/gpu/drm/i915/gem/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c
@@ -159,7 +159,7 @@ lookup_user_engine(struct i915_gem_context *ctx,
                if (!engine)
                        return ERR_PTR(-EINVAL);
 
-               idx = engine->id;
+               idx = engine->legacy_idx;
        } else {
                idx = ci->engine_instance;
        }
@@ -279,6 +279,7 @@ static void free_engines_rcu(struct rcu_head *rcu)
 
 static struct i915_gem_engines *default_engines(struct i915_gem_context *ctx)
 {
+       const struct intel_gt *gt = &ctx->i915->gt;
        struct intel_engine_cs *engine;
        struct i915_gem_engines *e;
        enum intel_engine_id id;
@@ -288,7 +289,7 @@ static struct i915_gem_engines *default_engines(struct i915_gem_context *ctx)
                return ERR_PTR(-ENOMEM);
 
        init_rcu_head(&e->rcu);
-       for_each_engine(engine, ctx->i915, id) {
+       for_each_engine(engine, gt, id) {
                struct intel_context *ce;
 
                ce = intel_context_create(ctx, engine);
@@ -298,8 +299,8 @@ static struct i915_gem_engines *default_engines(struct i915_gem_context *ctx)
                }
 
                e->engines[id] = ce;
+               e->num_engines = id + 1;
        }
-       e->num_engines = id;
 
        return e;
 }