100 lines
2.0 KiB
C
100 lines
2.0 KiB
C
/*
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* SPDX-License-Identifier: MIT
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*
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* Copyright © 2016 Intel Corporation
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*/
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#include "i915_selftest.h"
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#include "huge_gem_object.h"
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#include "selftests/igt_flush_test.h"
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#include "selftests/mock_gem_device.h"
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static int igt_gem_object(void *arg)
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{
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struct drm_i915_private *i915 = arg;
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struct drm_i915_gem_object *obj;
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int err;
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/* Basic test to ensure we can create an object */
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obj = i915_gem_object_create_shmem(i915, PAGE_SIZE);
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if (IS_ERR(obj)) {
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err = PTR_ERR(obj);
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pr_err("i915_gem_object_create failed, err=%d\n", err);
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goto out;
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}
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err = 0;
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i915_gem_object_put(obj);
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out:
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return err;
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}
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static int igt_gem_huge(void *arg)
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{
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const unsigned int nreal = 509; /* just to be awkward */
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struct drm_i915_private *i915 = arg;
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struct drm_i915_gem_object *obj;
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unsigned int n;
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int err;
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/* Basic sanitycheck of our huge fake object allocation */
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obj = huge_gem_object(i915,
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nreal * PAGE_SIZE,
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i915->ggtt.vm.total + PAGE_SIZE);
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if (IS_ERR(obj))
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return PTR_ERR(obj);
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err = i915_gem_object_pin_pages_unlocked(obj);
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if (err) {
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pr_err("Failed to allocate %u pages (%lu total), err=%d\n",
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nreal, obj->base.size / PAGE_SIZE, err);
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goto out;
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}
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for (n = 0; n < obj->base.size / PAGE_SIZE; n++) {
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if (i915_gem_object_get_page(obj, n) !=
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i915_gem_object_get_page(obj, n % nreal)) {
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pr_err("Page lookup mismatch at index %u [%u]\n",
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n, n % nreal);
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err = -EINVAL;
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goto out_unpin;
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}
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}
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out_unpin:
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i915_gem_object_unpin_pages(obj);
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out:
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i915_gem_object_put(obj);
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return err;
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}
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int i915_gem_object_mock_selftests(void)
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{
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static const struct i915_subtest tests[] = {
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SUBTEST(igt_gem_object),
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};
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struct drm_i915_private *i915;
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int err;
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i915 = mock_gem_device();
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if (!i915)
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return -ENOMEM;
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err = i915_subtests(tests, i915);
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mock_destroy_device(i915);
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return err;
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}
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int i915_gem_object_live_selftests(struct drm_i915_private *i915)
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{
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static const struct i915_subtest tests[] = {
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SUBTEST(igt_gem_huge),
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};
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return i915_subtests(tests, i915);
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}
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