gem/selftests/mock_context.c

16 	struct i915_gem_context *ctx;
20 	ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
21 	if (!ctx)
24 	kref_init(&ctx->ref);
25 	INIT_LIST_HEAD(&ctx->link);
26 	ctx->i915 = i915;
27 	INIT_WORK(&ctx->release_work, i915_gem_context_release_work);
29 	mutex_init(&ctx->mutex);
31 	spin_lock_init(&ctx->stale.lock);
32 	INIT_LIST_HEAD(&ctx->stale.engines);
34 	i915_gem_context_set_persistence(ctx);
39 		strscpy(ctx->name, name, sizeof(ctx->name));
45 		ctx->vm = &ppgtt->vm;
48 	mutex_init(&ctx->engines_mutex);
49 	e = default_engines(ctx, null_sseu);
52 	RCU_INIT_POINTER(ctx->engines, e);
54 	INIT_RADIX_TREE(&ctx->handles_vma, GFP_KERNEL);
55 	mutex_init(&ctx->lut_mutex);
57 	return ctx;
60 	if (ctx->vm)
61 		i915_vm_put(ctx->vm);
63 	kfree(ctx);
67 void mock_context_close(struct i915_gem_context *ctx)
69 	context_close(ctx);
82 	struct i915_gem_context *ctx;
90 	ctx = i915_gem_create_context(i915, pc);
92 	if (IS_ERR(ctx))
93 		return ctx;
95 	i915_gem_context_set_no_error_capture(ctx);
101 	gem_context_register(ctx, fpriv, id);
103 	return ctx;
106 	context_close(ctx);
114 	struct i915_gem_context *ctx;
122 	ctx = live_context(engine->i915, file);
123 	if (IS_ERR(ctx)) {
125 		return ctx;
134 	intel_context_set_gem(ce, ctx, null_sseu);
138 	mutex_lock(&ctx->engines_mutex);
139 	i915_gem_context_set_user_engines(ctx);
140 	engines = rcu_replace_pointer(ctx->engines, engines, 1);
141 	mutex_unlock(&ctx->engines_mutex);
143 	engines_idle_release(ctx, engines);
145 	return ctx;
152 	struct i915_gem_context *ctx;
165 	ctx = i915_gem_create_context(i915, pc);
167 	if (IS_ERR(ctx))
168 		return ctx;
170 	i915_gem_context_clear_bannable(ctx);
171 	i915_gem_context_set_persistence(ctx);
172 	i915_gem_context_set_no_error_capture(ctx);
174 	return ctx;
177 void kernel_context_close(struct i915_gem_context *ctx)
179 	context_close(ctx);