/* * Copyright © 2016 Intel Corporation * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS * IN THE SOFTWARE. */ #ifndef __I915_SELFTEST_H__ #define __I915_SELFTEST_H__ #include <linux/types.h> struct pci_dev; struct drm_i915_private; struct i915_selftest { … }; #if IS_ENABLED(CONFIG_DRM_I915_SELFTEST) #include <linux/fault-inject.h> extern struct i915_selftest i915_selftest; int i915_mock_selftests(void); int i915_live_selftests(struct pci_dev *pdev); int i915_perf_selftests(struct pci_dev *pdev); /* We extract the function declarations from i915_mock_selftests.h and * i915_live_selftests.h Add your unit test declarations there! * * Mock unit tests are run very early upon module load, before the driver * is probed. All hardware interactions, as well as other subsystems, must * be "mocked". * * Live unit tests are run after the driver is loaded - all hardware * interactions are real. */ #define selftest … #include "selftests/i915_mock_selftests.h" #undef selftest #define selftest … #include "selftests/i915_live_selftests.h" #include "selftests/i915_perf_selftests.h" #undef selftest struct i915_subtest { … }; int __i915_nop_setup(void *data); int __i915_nop_teardown(int err, void *data); int __i915_live_setup(void *data); int __i915_live_teardown(int err, void *data); int __intel_gt_live_setup(void *data); int __intel_gt_live_teardown(int err, void *data); int __i915_subtests(const char *caller, int (*setup)(void *data), int (*teardown)(int err, void *data), const struct i915_subtest *st, unsigned int count, void *data); #define i915_subtests(T, data) … #define i915_live_subtests(T, data) … #define intel_gt_live_subtests(T, data) … #define SUBTEST(x) … #define I915_SELFTEST_DECLARE(x) … #define I915_SELFTEST_ONLY(x) … #define I915_SELFTEST_EXPORT #else /* !IS_ENABLED(CONFIG_DRM_I915_SELFTEST) */ static inline int i915_mock_selftests(void) { return 0; } static inline int i915_live_selftests(struct pci_dev *pdev) { return 0; } static inline int i915_perf_selftests(struct pci_dev *pdev) { return 0; } #define I915_SELFTEST_DECLARE … #define I915_SELFTEST_ONLY … #define I915_SELFTEST_EXPORT … #endif /* Using the i915_selftest_ prefix becomes a little unwieldy with the helpers. * Instead we use the igt_ shorthand, in reference to the intel-gpu-tools * suite of uabi test cases (which includes a test runner for our selftests). */ #define IGT_TIMEOUT(name__) … __printf(2, 3) bool __igt_timeout(unsigned long timeout, const char *fmt, ...); #define igt_timeout(t, fmt, ...) … void igt_hexdump(const void *buf, size_t len); #endif /* !__I915_SELFTEST_H__ */
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