105 lines
3.3 KiB
C
105 lines
3.3 KiB
C
/*
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* Copyright © 2016 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef __I915_SELFTEST_H__
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#define __I915_SELFTEST_H__
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struct pci_dev;
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struct drm_i915_private;
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struct i915_selftest {
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unsigned long timeout_jiffies;
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unsigned int timeout_ms;
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unsigned int random_seed;
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int mock;
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int live;
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};
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#if IS_ENABLED(CONFIG_DRM_I915_SELFTEST)
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#include <linux/fault-inject.h>
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extern struct i915_selftest i915_selftest;
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int i915_mock_selftests(void);
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int i915_live_selftests(struct pci_dev *pdev);
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/* We extract the function declarations from i915_mock_selftests.h and
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* i915_live_selftests.h Add your unit test declarations there!
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*
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* Mock unit tests are run very early upon module load, before the driver
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* is probed. All hardware interactions, as well as other subsystems, must
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* be "mocked".
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*
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* Live unit tests are run after the driver is loaded - all hardware
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* interactions are real.
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*/
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#define selftest(name, func) int func(void);
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#include "selftests/i915_mock_selftests.h"
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#undef selftest
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#define selftest(name, func) int func(struct drm_i915_private *i915);
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#include "selftests/i915_live_selftests.h"
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#undef selftest
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struct i915_subtest {
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int (*func)(void *data);
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const char *name;
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};
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int __i915_subtests(const char *caller,
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const struct i915_subtest *st,
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unsigned int count,
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void *data);
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#define i915_subtests(T, data) \
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__i915_subtests(__func__, T, ARRAY_SIZE(T), data)
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#define SUBTEST(x) { x, #x }
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#define I915_SELFTEST_DECLARE(x) x
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#define I915_SELFTEST_ONLY(x) unlikely(x)
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#else /* !IS_ENABLED(CONFIG_DRM_I915_SELFTEST) */
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static inline int i915_mock_selftests(void) { return 0; }
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static inline int i915_live_selftests(struct pci_dev *pdev) { return 0; }
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#define I915_SELFTEST_DECLARE(x)
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#define I915_SELFTEST_ONLY(x) 0
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#endif
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/* Using the i915_selftest_ prefix becomes a little unwieldy with the helpers.
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* Instead we use the igt_ shorthand, in reference to the intel-gpu-tools
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* suite of uabi test cases (which includes a test runner for our selftests).
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*/
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#define IGT_TIMEOUT(name__) \
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unsigned long name__ = jiffies + i915_selftest.timeout_jiffies
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__printf(2, 3)
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bool __igt_timeout(unsigned long timeout, const char *fmt, ...);
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#define igt_timeout(t, fmt, ...) \
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__igt_timeout((t), KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
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#endif /* !__I915_SELFTEST_H__ */
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