Contributors: 2
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Daniele Ceraolo Spurio |
191 |
81.97% |
1 |
50.00% |
| Chris Wilson |
42 |
18.03% |
1 |
50.00% |
| Total |
233 |
|
2 |
|
/*
* SPDX-License-Identifier: GPL-2.0
*
* Copyright © 2018 Intel Corporation
*/
#include "../i915_selftest.h"
static int intel_mmio_bases_check(void *arg)
{
int i, j;
for (i = 0; i < ARRAY_SIZE(intel_engines); i++) {
const struct engine_info *info = &intel_engines[i];
u8 prev = U8_MAX;
for (j = 0; j < MAX_MMIO_BASES; j++) {
u8 gen = info->mmio_bases[j].gen;
u32 base = info->mmio_bases[j].base;
if (gen >= prev) {
pr_err("%s(%s, class:%d, instance:%d): mmio base for gen %x is before the one for gen %x\n",
__func__,
intel_engine_class_repr(info->class),
info->class, info->instance,
prev, gen);
return -EINVAL;
}
if (gen == 0)
break;
if (!base) {
pr_err("%s(%s, class:%d, instance:%d): invalid mmio base (%x) for gen %x at entry %u\n",
__func__,
intel_engine_class_repr(info->class),
info->class, info->instance,
base, gen, j);
return -EINVAL;
}
prev = gen;
}
pr_debug("%s: min gen supported for %s%d is %d\n",
__func__,
intel_engine_class_repr(info->class),
info->instance,
prev);
}
return 0;
}
int intel_engine_cs_mock_selftests(void)
{
static const struct i915_subtest tests[] = {
SUBTEST(intel_mmio_bases_check),
};
return i915_subtests(tests, NULL);
}