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/*
* 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 {
unsigned long timeout_jiffies;
unsigned int timeout_ms;
unsigned int random_seed;
char *filter;
int mock;
int live;
int perf;
};
#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(name, func) int func(void);
#include "selftests/i915_mock_selftests.h"
#undef selftest
#define selftest(name, func) int func(struct drm_i915_private *i915);
#include "selftests/i915_live_selftests.h"
#include "selftests/i915_perf_selftests.h"
#undef selftest
struct i915_subtest {
int (*func)(void *data);
const char *name;
};
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) \
__i915_subtests(__func__, \
__i915_nop_setup, __i915_nop_teardown, \
T, ARRAY_SIZE(T), data)
#define i915_live_subtests(T, data) ({ \
typecheck(struct drm_i915_private *, data); \
__i915_subtests(__func__, \
__i915_live_setup, __i915_live_teardown, \
T, ARRAY_SIZE(T), data); \
})
#define intel_gt_live_subtests(T, data) ({ \
typecheck(struct intel_gt *, data); \
__i915_subtests(__func__, \
__intel_gt_live_setup, __intel_gt_live_teardown, \
T, ARRAY_SIZE(T), data); \
})
#define SUBTEST(x) { x, #x }
#define I915_SELFTEST_DECLARE(x) x
#define I915_SELFTEST_ONLY(x) unlikely(x)
#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(x)
#define I915_SELFTEST_ONLY(x) 0
#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__) \
unsigned long name__ = jiffies + i915_selftest.timeout_jiffies
__printf(2, 3)
bool __igt_timeout(unsigned long timeout, const char *fmt, ...);
#define igt_timeout(t, fmt, ...) \
__igt_timeout((t), KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
#endif /* !__I915_SELFTEST_H__ */
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