2 * SPDX-License-Identifier: MIT
4 * Copyright © 2016 Intel Corporation
7 #include "i915_selftest.h"
9 #include "huge_gem_object.h"
10 #include "selftests/igt_flush_test.h"
11 #include "selftests/mock_gem_device.h"
13 static int igt_gem_object(void *arg)
15 struct drm_i915_private *i915 = arg;
16 struct drm_i915_gem_object *obj;
19 /* Basic test to ensure we can create an object */
21 obj = i915_gem_object_create_shmem(i915, PAGE_SIZE);
24 pr_err("i915_gem_object_create failed, err=%d\n", err);
29 i915_gem_object_put(obj);
34 static int igt_gem_huge(void *arg)
36 const unsigned int nreal = 509; /* just to be awkward */
37 struct drm_i915_private *i915 = arg;
38 struct drm_i915_gem_object *obj;
42 /* Basic sanitycheck of our huge fake object allocation */
44 obj = huge_gem_object(i915,
46 i915->ggtt.vm.total + PAGE_SIZE);
50 err = i915_gem_object_pin_pages(obj);
52 pr_err("Failed to allocate %u pages (%lu total), err=%d\n",
53 nreal, obj->base.size / PAGE_SIZE, err);
57 for (n = 0; n < obj->base.size / PAGE_SIZE; n++) {
58 if (i915_gem_object_get_page(obj, n) !=
59 i915_gem_object_get_page(obj, n % nreal)) {
60 pr_err("Page lookup mismatch at index %u [%u]\n",
68 i915_gem_object_unpin_pages(obj);
70 i915_gem_object_put(obj);
74 int i915_gem_object_mock_selftests(void)
76 static const struct i915_subtest tests[] = {
77 SUBTEST(igt_gem_object),
79 struct drm_i915_private *i915;
82 i915 = mock_gem_device();
86 err = i915_subtests(tests, i915);
88 mock_destroy_device(i915);
92 int i915_gem_object_live_selftests(struct drm_i915_private *i915)
94 static const struct i915_subtest tests[] = {
95 SUBTEST(igt_gem_huge),
98 return i915_subtests(tests, i915);