86 lines
1.9 KiB
C
86 lines
1.9 KiB
C
/*
|
|
* SPDX-License-Identifier: MIT
|
|
*
|
|
* Copyright © 2018 Intel Corporation
|
|
*/
|
|
|
|
#include "../i915_drv.h"
|
|
|
|
#include "../i915_selftest.h"
|
|
#include "igt_flush_test.h"
|
|
#include "igt_live_test.h"
|
|
|
|
int igt_live_test_begin(struct igt_live_test *t,
|
|
struct drm_i915_private *i915,
|
|
const char *func,
|
|
const char *name)
|
|
{
|
|
struct intel_engine_cs *engine;
|
|
enum intel_engine_id id;
|
|
int err;
|
|
|
|
lockdep_assert_held(&i915->drm.struct_mutex);
|
|
|
|
t->i915 = i915;
|
|
t->func = func;
|
|
t->name = name;
|
|
|
|
err = i915_gem_wait_for_idle(i915,
|
|
I915_WAIT_INTERRUPTIBLE |
|
|
I915_WAIT_LOCKED,
|
|
MAX_SCHEDULE_TIMEOUT);
|
|
if (err) {
|
|
pr_err("%s(%s): failed to idle before, with err=%d!",
|
|
func, name, err);
|
|
return err;
|
|
}
|
|
|
|
i915->gpu_error.missed_irq_rings = 0;
|
|
t->reset_global = i915_reset_count(&i915->gpu_error);
|
|
|
|
for_each_engine(engine, i915, id)
|
|
t->reset_engine[id] =
|
|
i915_reset_engine_count(&i915->gpu_error, engine);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int igt_live_test_end(struct igt_live_test *t)
|
|
{
|
|
struct drm_i915_private *i915 = t->i915;
|
|
struct intel_engine_cs *engine;
|
|
enum intel_engine_id id;
|
|
|
|
lockdep_assert_held(&i915->drm.struct_mutex);
|
|
|
|
if (igt_flush_test(i915, I915_WAIT_LOCKED))
|
|
return -EIO;
|
|
|
|
if (t->reset_global != i915_reset_count(&i915->gpu_error)) {
|
|
pr_err("%s(%s): GPU was reset %d times!\n",
|
|
t->func, t->name,
|
|
i915_reset_count(&i915->gpu_error) - t->reset_global);
|
|
return -EIO;
|
|
}
|
|
|
|
for_each_engine(engine, i915, id) {
|
|
if (t->reset_engine[id] ==
|
|
i915_reset_engine_count(&i915->gpu_error, engine))
|
|
continue;
|
|
|
|
pr_err("%s(%s): engine '%s' was reset %d times!\n",
|
|
t->func, t->name, engine->name,
|
|
i915_reset_engine_count(&i915->gpu_error, engine) -
|
|
t->reset_engine[id]);
|
|
return -EIO;
|
|
}
|
|
|
|
if (i915->gpu_error.missed_irq_rings) {
|
|
pr_err("%s(%s): Missed interrupts on engines %lx\n",
|
|
t->func, t->name, i915->gpu_error.missed_irq_rings);
|
|
return -EIO;
|
|
}
|
|
|
|
return 0;
|
|
}
|