67 lines
1.6 KiB
C
67 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 AND MIT */
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/*
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* Copyright © 2022 Intel Corporation
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*/
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#ifndef __XE_TEST_H__
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#define __XE_TEST_H__
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#include <linux/types.h>
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#if IS_ENABLED(CONFIG_DRM_XE_KUNIT_TEST)
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#include <linux/sched.h>
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#include <kunit/test.h>
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/*
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* Each test that provides a kunit private test structure, place a test id
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* here and point the kunit->priv to an embedded struct xe_test_priv.
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*/
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enum xe_test_priv_id {
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XE_TEST_LIVE_DMA_BUF,
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};
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/**
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* struct xe_test_priv - Base class for test private info
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* @id: enum xe_test_priv_id to identify the subclass.
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*/
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struct xe_test_priv {
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enum xe_test_priv_id id;
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};
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#define XE_TEST_DECLARE(x) x
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#define XE_TEST_ONLY(x) unlikely(x)
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#define XE_TEST_EXPORT
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#define xe_cur_kunit() current->kunit_test
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/**
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* xe_cur_kunit_priv - Obtain the struct xe_test_priv pointed to by
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* current->kunit->priv if it exists and is embedded in the expected subclass.
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* @id: Id of the expected subclass.
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*
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* Return: NULL if the process is not a kunit test, and NULL if the
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* current kunit->priv pointer is not pointing to an object of the expected
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* subclass. A pointer to the embedded struct xe_test_priv otherwise.
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*/
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static inline struct xe_test_priv *
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xe_cur_kunit_priv(enum xe_test_priv_id id)
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{
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struct xe_test_priv *priv;
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if (!xe_cur_kunit())
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return NULL;
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priv = xe_cur_kunit()->priv;
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return priv->id == id ? priv : NULL;
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}
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#else /* if IS_ENABLED(CONFIG_DRM_XE_KUNIT_TEST) */
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#define XE_TEST_DECLARE(x)
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#define XE_TEST_ONLY(x) 0
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#define XE_TEST_EXPORT static
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#define xe_cur_kunit() NULL
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#define xe_cur_kunit_priv(_id) NULL
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#endif
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#endif
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